Tag Archives: bearing oem

China Best Sales OEM BMW Parts Replacement 31206850158 713649510 R150.47 Front Axle Wheel Bearing and Hub Assemblies Kit axle barbell

Product Description

Quick view:

Name FRONT AXLE WHEEL BEARING KIT
Material steel GCr15, 65Mn, or 55
Application BMW ROLLS-ROYCE
Bolts 4 bolts
Weight 3.8kg
Brand SI, PPB, or customized
Packing According to the customer, Neutral, our brand packing or customized
OEM replacement Yes, design according to the BMW genuine parts
Manufacture place ZHangZhoug, China
MOQ 20 PCS
Warranty 1 year or 30,
BMW : 31206791
BMW :
BMW :

Ref.:
A.B.S. : 201487
FAG :
FEBI BILSTEIN : 36289
FIRST LINE : FBK1210
FIRST LINE : FBK1434
MOOG : BM-WB-12720
OPTIMAL : 501501
SKF : VKBA6669
SNR : R150.47

Application:
BMW 750I 4.8L V8 2009
BMW  5 (F10) 518 d N47 D20 C 2013-
BMW  5 (F10) 520 d B47 D20 A 2013-
BMW  5 (F10) 520 i N20 B20 A 2571-
BMW  5 (F10) 525 d N47 D20 D 2011-
ROLLS-ROYCE DAWN 6.6L V12 Turbocharged 2017-
ROLLS-ROYCE GHOST 6.6L V12 Turbocharged 2571-

How we are controlling our quality of the automotive bearing:
Material: Steel GCr15, 65Mn, or 55, the plastic raw material is made of German BASF raw material, seals are self-made and passed simulated fatigue life test before mass production.
Heat treatment: Using salt bath heat treatment, it has better hardenability, better metallographic structure, prevents cracking, and increasing the service life of the bearing.
Design: Designed according to OEM parts, installation and use can replace OEM parts. You can send us the OE No. and other bearings codes. We can check the real products you want.
Warranty period: One year or 30,000 kilometers will be offered for the aftermarket. Under the need of OEM quality, it can reach 2 years or 50000 km.
Inspection and testing: Strictly inspect before leaving the factory, related experiments before mass production to ensure that the design parameters are consistent.

FAQ:

Q: How about your delivery time?
A: If it’s ready stock, it can be sent out immediately. If It has been sold out, we need around 45-60 days to produce.

 

Q: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, it’s for free. But if the value is big, the customers need to pay for the sample and courier cost.

Q: How can I make an inquiry?
A: You can contact us by email, telephone, WhatsApp, , etc.

Q: How long can reply inquiry?
A: Within 24 hours.
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After-sales Service: Yes
Warranty: 12 Month
Type: Wheel Hub Bearing
Material: Chrome Steel
Tolerance: P0
Certification: ISO9001, TS16949
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

axle hub

What steps are involved in the proper removal and installation of an axle hub assembly?

Properly removing and installing an axle hub assembly requires a systematic approach and the use of appropriate tools. Here are the detailed steps involved in the process:

  1. Gather the necessary tools: Before starting the removal and installation process, gather the required tools and equipment. This may include a jack, jack stands, lug wrench, socket set, torque wrench, pry bar, hammer, and a suitable wheel bearing grease.
  2. Prepare the vehicle: Park the vehicle on a flat surface and engage the parking brake. If necessary, loosen the lug nuts on the wheel associated with the axle hub assembly, but do not remove them yet.
  3. Jack up the vehicle: Use a jack to lift the vehicle off the ground at a suitable jacking point. Place jack stands under the vehicle to provide additional support and ensure safety. Carefully lower the vehicle onto the jack stands.
  4. Remove the wheel: Completely remove the lug nuts and take off the wheel to access the axle hub assembly.
  5. Disconnect brake components: Depending on the specific vehicle, there may be brake components attached to the axle hub assembly. This can include brake calipers, brake pads, and brake rotors. Follow the appropriate procedure to disconnect these components, which may involve removing caliper bolts, brake pad retaining clips, or rotor retaining screws.
  6. Disconnect the axle: If the axle shaft is connected to the axle hub assembly, disconnect it by removing the retaining nut or bolts. This step may vary depending on the type of axle and vehicle.
  7. Remove the axle hub assembly: The axle hub assembly is typically secured to the steering knuckle or suspension component by bolts or studs. Use the appropriate tools to remove these fasteners and carefully detach the axle hub assembly from the vehicle. In some cases, the assembly may be tight and require the use of a pry bar or hammer to gently separate it from the mounting point.
  8. Clean and inspect: Once the axle hub assembly is removed, clean the mounting surface on the steering knuckle or suspension component. Inspect the mounting area for any damage or corrosion that may affect the installation of the new axle hub assembly. Also, inspect the axle shaft and surrounding components for any signs of damage or wear.
  9. Install the new axle hub assembly: Apply a thin layer of wheel bearing grease to the mounting surface of the steering knuckle or suspension component. Carefully align the new axle hub assembly with the mounting holes and slide it into place. Install the bolts or studs and tighten them according to the manufacturer’s specifications. If there are any retaining nuts or bolts for the axle shaft, reinstall them and torque them to the recommended values.
  10. Reconnect brake components: Reinstall any brake components that were disconnected, such as brake calipers, brake pads, and brake rotors. Make sure to follow the correct procedure and torque specifications for these components.
  11. Reinstall the wheel: Put the wheel back onto the vehicle and hand-tighten the lug nuts. Lower the vehicle from the jack stands using a jack, and then use a torque wrench to tighten the lug nuts to the manufacturer’s recommended torque specification.
  12. Test and verify: Once the axle hub assembly is installed and all components are properly reconnected, take the vehicle for a test drive. Pay attention to any unusual noises, vibrations, or handling issues. Verify that the axle hub assembly is functioning correctly and that there are no leaks or other problems.

It’s important to note that the specific steps and procedures may vary depending on the vehicle make and model. Always consult the vehicle’s service manual or seek professional assistance if you are unsure about any aspect of the removal and installation process.

In summary, the proper removal and installation of an axle hub assembly involve gathering the necessary tools, preparing the vehicle, jacking up the vehicle, removing the wheel, disconnecting brake components and the axle, removing the old axle hub assembly, cleaning and inspecting, installing the new assembly, reconnecting brake components, reinstalling the wheel, and finally testing and verifying the functionality of the axle hub assembly.

axle hub

How often should axle hubs be inspected and replaced as part of routine vehicle maintenance?

Regular inspection and maintenance of axle hubs are crucial for ensuring the safe and efficient operation of a vehicle. The frequency of inspection and replacement may vary depending on several factors, including the vehicle’s make and model, driving conditions, and manufacturer’s recommendations. Here are some guidelines to consider:

  • Manufacturer’s recommendations: The first and most reliable source of information regarding the inspection and replacement intervals for axle hubs is the vehicle manufacturer’s recommendations. These can usually be found in the owner’s manual or the manufacturer’s maintenance schedule. It is essential to follow these guidelines as they are specific to your particular vehicle.
  • Driving conditions: If your vehicle is subjected to severe driving conditions, such as frequent towing, off-road use, or driving in extreme temperatures, the axle hubs may experience increased stress and wear. In such cases, more frequent inspections and maintenance may be necessary.
  • Visual inspection: It is a good practice to visually inspect the axle hubs during routine maintenance or when performing other maintenance tasks, such as changing the brakes or rotating the tires. Look for any signs of damage, such as leaks, excessive play, or worn-out components. If any abnormalities are detected, further inspection or replacement may be required.
  • Wheel bearing maintenance: The axle hubs house the wheel bearings, which are critical for the smooth rotation of the wheels. Some vehicles have serviceable wheel bearings that require periodic maintenance, such as cleaning and repacking with fresh grease. If your vehicle has serviceable wheel bearings, refer to the manufacturer’s recommendations for the appropriate maintenance intervals.
  • Unusual noises or vibrations: If you notice any unusual noises, such as grinding, humming, or clicking sounds coming from the wheels, or if you experience vibrations while driving, it could be an indication of a problem with the axle hubs. In such cases, immediate inspection and necessary repairs or replacement should be performed.

It’s important to note that the intervals for inspecting and replacing axle hubs can vary significantly between different vehicles. Therefore, it is recommended to consult the vehicle manufacturer’s recommendations to determine the specific maintenance schedule for your vehicle. Additionally, if you are unsure or suspect any issues with the axle hubs, it is advisable to have a qualified mechanic or automotive technician inspect and assess the condition of the axle hubs.

In summary, the frequency of inspecting and replacing axle hubs as part of routine vehicle maintenance depends on factors such as the manufacturer’s recommendations, driving conditions, visual inspections, wheel bearing maintenance requirements, and the presence of any unusual noises or vibrations. Following the manufacturer’s guidelines and promptly addressing any abnormalities will help ensure the proper functioning and longevity of the axle hubs.

axle hub

Can axle hubs be upgraded for better performance, and if so, how?

Axle hubs can be upgraded to improve performance in certain cases. Upgrading axle hubs can involve various modifications and enhancements. Here’s a detailed explanation:

Before considering an upgrade, it’s important to evaluate the specific needs and goals for the vehicle. Upgrades to axle hubs can target areas such as durability, load capacity, handling, and overall performance. Here are some potential ways to upgrade axle hubs:

  • High-Performance Bearings: Upgrading to high-performance wheel bearings can improve the durability and load capacity of the axle hub. High-quality bearings made from stronger materials or featuring advanced designs can provide enhanced reliability and performance under demanding conditions.
  • Performance Seals: Upgraded seals can provide better protection against contaminants and improve the overall sealing performance of the axle hub. Enhanced seals can help prevent dirt, water, and other debris from entering the hub assembly, increasing its lifespan and reducing the risk of damage.
  • Reinforced Hub Components: In some cases, upgrading to axle hubs with reinforced components, such as stronger hub bodies or larger studs, can enhance their load-carrying capacity and overall strength. This can be particularly beneficial for vehicles that operate under heavy loads or encounter rugged terrain.
  • Improved Cooling: Upgrading the cooling system of the axle hub can help dissipate heat more effectively, reducing the risk of overheating and prolonging the lifespan of the hub components. This can involve the addition of cooling fins, better ventilation, or even the use of aftermarket cooling solutions.
  • Performance Coatings: Applying specialized coatings to the axle hub surfaces can provide better protection against corrosion and wear. Coatings such as zinc plating or ceramic coatings can enhance the durability and performance of the hub components, particularly in harsh environments.
  • Aftermarket Axle Hub Assemblies: In some cases, aftermarket axle hub assemblies can offer performance-oriented upgrades over stock components. These assemblies may incorporate design improvements, advanced materials, or specialized features to enhance performance, reliability, and overall functionality.

It’s important to note that axle hub upgrades may require careful consideration of compatibility with other vehicle components, such as brakes, wheels, and suspension. Additionally, some upgrades may affect the vehicle’s warranty or require professional installation. It is recommended to consult with knowledgeable professionals, such as mechanics or specialists, who can provide guidance on suitable upgrades and ensure proper installation.

When considering axle hub upgrades, it’s also essential to assess the overall condition of the vehicle and address any underlying issues. Regular maintenance, such as proper lubrication, inspection, and timely replacement of worn components, is crucial for maximizing the performance and lifespan of the axle hubs.

In summary, axle hubs can be upgraded to improve performance in certain cases. Upgrades may involve high-performance bearings, improved seals, reinforced hub components, enhanced cooling, performance coatings, or aftermarket axle hub assemblies. It’s important to assess the specific needs of the vehicle, consult with professionals, and consider compatibility with other components when pursuing axle hub upgrades.

China Best Sales OEM BMW Parts Replacement 31206850158 713649510 R150.47 Front Axle Wheel Bearing and Hub Assemblies Kit   axle barbellChina Best Sales OEM BMW Parts Replacement 31206850158 713649510 R150.47 Front Axle Wheel Bearing and Hub Assemblies Kit   axle barbell
editor by CX 2024-02-12

China high quality Front Axle Wheel Bearing Hub for Hiace Kdh200 Lh200 Trh200 with OEM 43560-26010 car axle

Product Description

Product Info
Description  Wheel Hub Bearing unit
OEM NO. 43560-26571
Size Standard
Model  For Hiace 
OEM / ODM Available
Packing Details Neutral packing or original packing or as customers’ requirements
Lead Time 2-3 days in stock or 20-25 days out of Stock
Shipping & Payment Terms
Port of Loading HangZhou/other port as you want
Shipping Method By Sea,  By Air, By Carrier 
Payment Terms T/T, Western Union, Paypal

What we can supply :
1. Reasonable  Price and effective after -service
2. Strict Inspection System
3. Delivery in time

Our advantage
1.Many years professional manufacturing supplier experience.
2.Our products range is well equipped
3. Factory price 
4. Customized services
5.Sample available for quality examination
6. Small order welcome

Shipment and Payment
1: Usually we ship your order by sea or by air…
2: We do our best to ship your order within 1 week after receiving your payment
3: We’ll tell you the tracking number once your order has been sent.
4: We accept T/T Bank transfer, L/C, Western Union, Paypal.

 Q & A

  1. How Can I Get Your catalogue?
    A: Send An Enquiry To Us And Tell Us U Need Our catalogue, Our Sales Will Reply U Within 12 Hours With product catalogue

    Q2. Can I Get An Sample To Check Quality Before Mass Order?
    A: Yes, You Can. Welcome To Place Sample Order To Check Our Quality. I Do Believe Our High Quality Products Will Bring More Orders For You From Your Clients!

    Q3. Any Guarantee For Your Products?
    A: Our Company’s Culture Is”Quality Is Our Culture!”All Of Our Products With 12Months FREE GUARANTEE,Never Need To Worry About The After-Sale Service. We Will Always Be Here To Support Your Business!

    Q4. How About Your Delivery Time?
    A: Generally, It Will Take 3 To 30 Days After Receiving Your Advance Payment. The Specific Delivery Time Depends
    On The Items And The Quantity Of Your Order.

    Q5.Do You Test All Your Goods Before Delivery?
    A: Yes, We Have 100 Q% Test Before Delivery.

    Q6. How Do You Make Our Business Long-Term And Good Relationship?
    1. We Keep Good Quality And Competitive Price To Ensure Our Customers Benefit ;
    2. We Respect Every Customer As Our Friend And We Sincerely Do Business And Make Friends With Them, No Matter Where They Come From.

After-sales Service: Good
Warranty: 12 Months
Type: Wheel Hub Bearing
Material: Stainless Steel
Car Make: Toyota
Quality: High
Customization:
Available

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Customized Request

axle hub

Are there differences between front and rear axle hubs in terms of design and function?

Yes, there are differences between front and rear axle hubs in terms of design and function. Here’s a detailed explanation of these differences:

1. Design:

The design of front and rear axle hubs can vary based on the specific requirements of each axle position.

Front Axle Hubs: Front axle hubs are typically more complex in design compared to rear axle hubs. This is because front axle hubs are often responsible for connecting the wheels to the steering system and accommodating the front-wheel drive components. Front axle hubs may have provisions for attaching CV (constant velocity) joints, which are necessary for transmitting power from the engine to the front wheels in front-wheel drive or all-wheel drive vehicles. The design of front axle hubs may also incorporate features for connecting the brake rotor, allowing for the integration of the braking system.

Rear Axle Hubs: Rear axle hubs generally have a simpler design compared to front axle hubs. They are primarily responsible for connecting the wheels to the rear axle shafts and supporting the wheel bearings. Rear axle hubs may not require the same level of complexity as front axle hubs since they do not need to accommodate steering components or transmit power from the engine. However, rear axle hubs still play a critical role in supporting the weight of the vehicle, transmitting driving forces, and integrating with the brake system.

2. Function:

The function of front and rear axle hubs differs based on the specific demands placed on each axle position.

Front Axle Hubs: Front axle hubs have the following primary functions:

  • Connect the wheel to the steering system, allowing for controlled steering and maneuverability.
  • Support the wheel bearings to facilitate smooth wheel rotation and weight distribution.
  • Integrate with the front-wheel drive components, such as CV joints, to transmit power from the engine to the front wheels.
  • Provide a mounting point for the brake rotor or drum, allowing for the integration of the braking system.

Rear Axle Hubs: Rear axle hubs have the following primary functions:

  • Connect the wheel to the rear axle shaft, facilitating power transmission and driving forces.
  • Support the wheel bearings to enable smooth wheel rotation and weight distribution.
  • Integrate with the brake system, providing a mounting point for the brake rotor or drum for braking performance.

3. Load Distribution:

Front and rear axle hubs also differ in terms of load distribution.

Front Axle Hubs: Front axle hubs bear the weight of the engine, transmission, and other front-end components. They also handle a significant portion of the vehicle’s braking forces during deceleration. As a result, front axle hubs need to be designed to handle higher loads and provide sufficient strength and durability.

Rear Axle Hubs: Rear axle hubs primarily bear the weight of the vehicle’s rear end and support the differential and rear axle shafts. The braking forces on the rear axle hubs are typically lower compared to the front axle hubs. However, they still need to be robust enough to handle the forces generated during acceleration, deceleration, and cornering.

In summary, there are differences between front and rear axle hubs in terms of design and function. Front axle hubs are typically more complex and accommodate steering components and front-wheel drive systems, while rear axle hubs have a simpler design focused on supporting the rear axle and integrating with the brake system. Understanding these differences is important for proper maintenance and repair of the axle hubs in a vehicle.

axle hub

Are there specific tools required for DIY axle hub replacement, and where can I find them?

When undertaking a DIY axle hub replacement, certain tools are needed to ensure a smooth and successful process. Here are some specific tools that are commonly required for DIY axle hub replacement and where you can find them:

  • Jack and jack stands: These tools are essential for raising the vehicle off the ground and providing a stable support system. You can find jacks and jack stands at automotive supply stores, hardware stores, and online retailers.
  • Lug wrench or socket set: A lug wrench or a socket set with the appropriate size socket is necessary to loosen and tighten the lug nuts on the wheel. These tools are commonly available at automotive supply stores, hardware stores, and online retailers.
  • Torque wrench: A torque wrench is required to tighten the lug nuts on the wheel and other fasteners to the manufacturer’s recommended torque specifications. Torque wrenches can be found at automotive supply stores, tool stores, and online retailers.
  • Pry bar: A pry bar is useful for gently separating the axle hub assembly from the mounting point, especially if it is tightly secured. Pry bars are available at automotive supply stores, hardware stores, and online retailers.
  • Hammer: A hammer can be used to tap or lightly strike the axle hub assembly or its components for removal or installation. Hammers are commonly available at hardware stores, tool stores, and online retailers.
  • Wheel bearing grease: High-quality wheel bearing grease is necessary for lubricating the axle hub assembly and ensuring smooth operation. Wheel bearing grease can be purchased at automotive supply stores, lubricant suppliers, and online retailers.
  • Additional tools: Depending on the specific vehicle and axle hub assembly, you may require additional tools such as a socket set, wrenches, pliers, or specific specialty tools. Consult the vehicle’s service manual or online resources for the specific tools needed for your vehicle model.

To find these tools, you can visit local automotive supply stores, hardware stores, or tool stores in your area. They typically carry a wide range of automotive tools and equipment. Alternatively, you can explore online retailers that specialize in automotive tools and equipment, where you can conveniently browse and purchase the tools you need.

It’s important to ensure that the tools you acquire are of good quality and suitable for the task at hand. Investing in quality tools can make the DIY axle hub replacement process more efficient and help achieve better results. Additionally, always follow the manufacturer’s instructions and safety guidelines when using tools and equipment.

In summary, specific tools are required for DIY axle hub replacement, such as a jack and jack stands, lug wrench or socket set, torque wrench, pry bar, hammer, and wheel bearing grease. These tools can be found at automotive supply stores, hardware stores, tool stores, and online retailers. Acquiring quality tools and following proper safety guidelines will contribute to a successful DIY axle hub replacement.

axle hub

Are there any recalls or common issues associated with specific axle hub models?

Recalls and common issues can occur with specific axle hub models due to manufacturing defects, design flaws, or other factors. Here’s a detailed explanation:

It’s important to note that specific recalls and common issues can vary depending on the make, model, and year of the vehicle, as well as the specific axle hub manufacturer. Manufacturers and regulatory bodies such as the National Highway Traffic Safety Administration (NHTSA) monitor and address safety concerns related to axle hubs through recalls and investigations.

Recalls are typically initiated by the vehicle manufacturer or the axle hub manufacturer in response to identified safety defects or non-compliance with safety standards. Recalls aim to address the issues and rectify any potential safety risks associated with the axle hub models. They may involve inspections, repairs, or replacements of the affected components.

To determine if there are any recalls or common issues associated with specific axle hub models, it is recommended to check the following sources:

  1. Manufacturer’s Website: Visit the official website of the vehicle manufacturer or the axle hub manufacturer. They often provide information on recalls, technical service bulletins (TSBs), and common issues related to their products. Look for any relevant information specific to the axle hub models in question.
  2. NHTSA Website: The NHTSA maintains a comprehensive database of recalls and investigations related to vehicle components, including axle hubs. Their website allows users to search for recalls and investigations by specific make, model, and component. You can use their search tool to check if there are any recalls or investigations associated with the axle hub models of interest.
  3. Owner Forums and Online Communities: Online forums and communities dedicated to specific vehicle makes and models can be a valuable source of information. Owners often share their experiences, including common issues they have encountered with axle hub models. It’s important to consider multiple sources and exercise caution when relying on anecdotal information.
  4. Service Centers and Mechanics: Local service centers and mechanics who specialize in the specific vehicle make or have experience with the axle hub models in question may be aware of any recalls or common issues. They can provide insights based on their firsthand knowledge and experience.

By consulting these sources, you can gather information about any recalls or common issues associated with specific axle hub models. If any recalls or safety concerns are identified, it is recommended to contact the vehicle manufacturer or a certified dealership to inquire about the necessary actions, such as inspections or repairs, to address the issues.

In summary, recalls and common issues can occur with specific axle hub models. Checking the manufacturer’s website, the NHTSA website, owner forums, and consulting with service centers and mechanics can provide valuable information regarding any recalls or common issues associated with the axle hub models of interest. It’s important to stay informed and take appropriate actions to address any identified safety concerns.

China high quality Front Axle Wheel Bearing Hub for Hiace Kdh200 Lh200 Trh200 with OEM 43560-26010   car axleChina high quality Front Axle Wheel Bearing Hub for Hiace Kdh200 Lh200 Trh200 with OEM 43560-26010   car axle
editor by CX 2023-10-30

China OEM CZPT Wheel Bearing for W164 W251 164 981 04 06 near me manufacturer

Product Description

 

Product Description

 

Product name Wheel Bearing FB/LR
OE number
Quality OE standard
Fits for

5′ Series
−E34
+530i M60
+540i M60
7′ Series
−E32
+730i M60
+730iL M60
+740i M60
+740iL M60
8′ Series
−E31
+840Ci M62
+840i M60

Application Auto suspension parts
Package Brand, neutral or customized package
Port HangZhou
Payment T/T, Western Union, PayPal, Trade Assurance
MOQ 1 piece

Packaging & Shipping

With stock… 3-7 days
Without stock… 7-15 days
Shipping Sea, air, express, etc.
Shipping Term EXW HangZhou

We supply parts for…

 

3 series E30 E36 E46 E90 F30 F35 C-Class W202 W203 W204  
5 Series E34 E39 E60 F10 F18 E-Class W124 W210 W211 W212  
7 Series E32 E38 E65/E66 F01 F02 GL X164 X204  
X1 E84 ML W163 W164  
X3 E83 F25 R W251 V251  
X5 E53 E70 S W140 W220 W221  
Gasket Cylinder Head Oil Seal Air Filter Pipe
Fuel Filter Air Mass Meter Belt Starter Brake pad
Engine Mount Belt Tensioner Radiator Fan Expansion Valve Wiper Motor
Ignition Coil Tie Rod End Water Pump Thermostat Bushing
Shock Absorber Power Steering Pump Oxygen Sensor Stabilizer Link Wheel
Oil Pump Solenoid Valve Axle Rod Boll Joint Boot
Drive shaft Window Lifter Wheel Bolt Gas Spring Wiper Blade

Company Profile

 

Established in 1994, HangZhou Best Auto Parts Co., Ltd. is a global and professional supplier, focusing on CZPT brand auto parts, provides chassis parts and maintenance parts which fit for German luxury cars. With more than 25 years co-operation with repair shops, distributors, agents and manufactures, we have built our global manufacturing standard and sales network over the world. Originated from Germany, CZPT adheres to the spirit of craftsmanship, providing safe, high quality and trusted auto parts. We believe that we should shoulder the responsibility and mission on revitalizing Chinese national automotive parts industry, and make CZPT famous in the world.

Certifications

FAQ

 

Q1: What’s your advantages?
1. Reasonable price and reliable quality;
2. Two years or 60,000 kilometers warranty (For chassis parts only, please ask for the range);
3. Satisfying and swift after-sale service;
4. Quick and safe modes of payment;
5. Ships items timely and quickly.
Q2: To which places have you exported?
Africa, South America, Asia, middle east and so on.
Q3: What products you sell right now?
1. Suspension parts series;
2. Brake system parts series;
3. Engine cooling parts series;
4. Electronic parts series;
5. Steering parts and links series;
6. Drive shaft series;
7. Oil and fuel series (Filters, pumps, etc.)
8. Mounting parts series (Engine mount, transmission mount, etc.)
Q4: How to guarantee the quality of your product?
1. Strict inspection during production;
2. Recheck the products before shipment;
3. Track and receive feedback from our customers.
Q5: How about your delivery time?
7-25 Days after receiving your payment.
 

What is a drive shaft?

If you notice a clicking noise while driving, it is most likely the driveshaft. An experienced auto mechanic will be able to tell you if the noise is coming from both sides or from 1 side. If it only happens on 1 side, you should check it. If you notice noise on both sides, you should contact a mechanic. In either case, a replacement driveshaft should be easy to find.
air-compressor

The drive shaft is a mechanical part

A driveshaft is a mechanical device that transmits rotation and torque from the engine to the wheels of the vehicle. This component is essential to the operation of any driveline, as the mechanical power from the engine is transmitted to the PTO (power take-off) shaft, which hydraulically transmits that power to connected equipment. Different drive shafts contain different combinations of joints to compensate for changes in shaft length and angle. Some types of drive shafts include connecting shafts, internal constant velocity joints, and external fixed joints. They also contain anti-lock system rings and torsional dampers to prevent overloading the axle or causing the wheels to lock.
Although driveshafts are relatively light, they need to handle a lot of torque. Torque applied to the drive shaft produces torsional and shear stresses. Because they have to withstand torque, these shafts are designed to be lightweight and have little inertia or weight. Therefore, they usually have a joint, coupling or rod between the 2 parts. Components can also be bent to accommodate changes in the distance between them.
The drive shaft can be made from a variety of materials. The most common material for these components is steel, although alloy steels are often used for high-strength applications. Alloy steel, chromium or vanadium are other materials that can be used. The type of material used depends on the application and size of the component. In many cases, metal driveshafts are the most durable and cheapest option. Plastic shafts are used for light duty applications and have different torque levels than metal shafts.

It transfers power from the engine to the wheels

A car’s powertrain consists of an electric motor, transmission, and differential. Each section performs a specific job. In a rear-wheel drive vehicle, the power generated by the engine is transmitted to the rear tires. This arrangement improves braking and handling. The differential controls how much power each wheel receives. The torque of the engine is transferred to the wheels according to its speed.
The transmission transfers power from the engine to the wheels. It is also called “transgender”. Its job is to ensure power is delivered to the wheels. Electric cars cannot drive themselves and require a gearbox to drive forward. It also controls how much power reaches the wheels at any given moment. The transmission is the last part of the power transmission chain. Despite its many names, the transmission is the most complex component of a car’s powertrain.
The driveshaft is a long steel tube that transmits mechanical power from the transmission to the wheels. Cardan joints connect to the drive shaft and provide flexible pivot points. The differential assembly is mounted on the drive shaft, allowing the wheels to turn at different speeds. The differential allows the wheels to turn at different speeds and is very important when cornering. Axles are also important to the performance of the car.

It has a rubber boot that protects it from dust and moisture

To keep this boot in good condition, you should clean it with cold water and a rag. Never place it in the dryer or in direct sunlight. Heat can deteriorate the rubber and cause it to shrink or crack. To prolong the life of your rubber boots, apply rubber conditioner to them regularly. Indigenous peoples in the Amazon region collect latex sap from the bark of rubber trees. Then they put their feet on the fire to solidify the sap.
air-compressor

it has a U-shaped connector

The drive shaft has a U-joint that transfers rotational energy from the engine to the axle. Defective gimbal joints can cause vibrations when the vehicle is in motion. This vibration is often mistaken for a wheel balance problem. Wheel balance problems can cause the vehicle to vibrate while driving, while a U-joint failure can cause the vehicle to vibrate when decelerating and accelerating, and stop when the vehicle is stopped.
The drive shaft is connected to the transmission and differential using a U-joint. It allows for small changes in position between the 2 components. This prevents the differential and transmission from remaining perfectly aligned. The U-joint also allows the drive shaft to be connected unconstrained, allowing the vehicle to move. Its main purpose is to transmit electricity. Of all types of elastic couplings, U-joints are the oldest.
Your vehicle’s U-joints should be inspected at least twice a year, and the joints should be greased. When checking the U-joint, you should hear a dull sound when changing gears. A clicking sound indicates insufficient grease in the bearing. If you hear or feel vibrations when shifting gears, you may need to service the bearings to prolong their life.

it has a slide-in tube

The telescopic design is a modern alternative to traditional driveshaft designs. This innovative design is based on an unconventional design philosophy that combines advances in material science and manufacturing processes. Therefore, they are more efficient and lighter than conventional designs. Slide-in tubes are a simple and efficient design solution for any vehicle application. Here are some of its benefits. Read on to learn why this type of shaft is ideal for many applications.
The telescopic drive shaft is an important part of the traditional automobile transmission system. These driveshafts allow linear motion of the 2 components, transmitting torque and rotation throughout the vehicle’s driveline. They also absorb energy if the vehicle collides. Often referred to as foldable driveshafts, their popularity is directly dependent on the evolution of the automotive industry.
air-compressor

It uses a bearing press to replace worn or damaged U-joints

A bearing press is a device that uses a rotary press mechanism to install or remove worn or damaged U-joints from a drive shaft. With this tool, you can replace worn or damaged U-joints in your car with relative ease. The first step involves placing the drive shaft in the vise. Then, use the 11/16″ socket to press the other cup in far enough to install the clips. If the cups don’t fit, you can use a bearing press to remove them and repeat the process. After removing the U-joint, use a grease nipple Make sure the new grease nipple is installed correctly.
Worn or damaged U-joints are a major source of driveshaft failure. If 1 of them were damaged or damaged, the entire driveshaft could dislocate and the car would lose power. Unless you have a professional mechanic doing the repairs, you will have to replace the entire driveshaft. Fortunately, there are many ways to do this yourself.
If any of these warning signs appear on your vehicle, you should consider replacing the damaged or worn U-joint. Common symptoms of damaged U-joints include rattling or periodic squeaking when moving, rattling when shifting, wobbling when turning, or rusted oil seals. If you notice any of these symptoms, take your vehicle to a qualified mechanic for a full inspection. Neglecting to replace a worn or damaged u-joint on the driveshaft can result in expensive and dangerous repairs and can cause significant damage to your vehicle.

China OEM CZPT Wheel Bearing for W164 W251 164 981 04 06   near me manufacturer China OEM CZPT Wheel Bearing for W164 W251 164 981 04 06   near me manufacturer

China OEM Auto Parts Wheel Hub Bearing Front Axle Assembly Kit 31206872888 31204081309 31206775771 with Good quality

Product Description

Auto parts wheel hub bearing front axle assembly kit 3120687

 

 

 

Product name Auto parts wheel hub bearing front axle assembly kit 3120687
Type Wheel Hub Bearing Assembly
Brand name ORIGINAL
Material Chrome steel Gcr15
Cover Steel cover or plastic cove
Noise level  Z1, Z2, Z3, Z4
Quality ISO9001:2008
Service OEM customized service
Product advantage

1.High-load with high-end technology and low-noise;

2.Long-life with high quality;

3.Competitive price and OEM service;

MORE  PRODUCT 

ABOUT US 

Our main business is ignition coil, spark plugs, auto sensors, air filter, fuel filter, Brake pad, VVT valve ,EGR valve , Steering rack and so on. we had 5 years of experience in this area.

We can provide more than 2,000 kinds of products for various brands of vehicles. We are looking forward to trading with overseas customers on the basis of equality and mutual benefit and CZPT benefit cooperation partnership.

Certifications


 

FAQ

Q1. What are your terms of payment?

A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages  
before you pay the balance.

Q2. How about your delivery time?

A: Generally, it will take 3 to 7 working days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q3. What is your sample policy?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.

Q4. Do you test all your goods before delivery?

A: Yes, we have a 100% test before delivery

Q5: How do you make our business long-term and good relationship?

A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.

An Overview of Worm Shafts and Gears

This article provides an overview of worm shafts and gears, including the type of toothing and deflection they experience. Other topics covered include the use of aluminum versus bronze worm shafts, calculating worm shaft deflection and lubrication. A thorough understanding of these issues will help you to design better gearboxes and other worm gear mechanisms. For further information, please visit the related websites. We also hope that you will find this article informative.
worm shaft

Double throat worm gears

The pitch diameter of a worm and the pitch of its worm wheel must be equal. The 2 types of worm gears have the same pitch diameter, but the difference lies in their axial and circular pitches. The pitch diameter is the distance between the worm’s teeth along its axis and the pitch diameter of the larger gear. Worms are made with left-handed or right-handed threads. The lead of the worm is the distance a point on the thread travels during 1 revolution of the worm gear. The backlash measurement should be made in a few different places on the gear wheel, as a large amount of backlash implies tooth spacing.
A double-throat worm gear is designed for high-load applications. It provides the tightest connection between worm and gear. It is crucial to mount a worm gear assembly correctly. The keyway design requires several points of contact, which block shaft rotation and help transfer torque to the gear. After determining the location of the keyway, a hole is drilled into the hub, which is then screwed into the gear.
The dual-threaded design of worm gears allows them to withstand heavy loads without slipping or tearing out of the worm. A double-throat worm gear provides the tightest connection between worm and gear, and is therefore ideal for hoisting applications. The self-locking nature of the worm gear is another advantage. If the worm gears are designed well, they are excellent for reducing speeds, as they are self-locking.
When choosing a worm, the number of threads that a worm has is critical. Thread starts determine the reduction ratio of a pair, so the higher the threads, the greater the ratio. The same is true for the worm helix angles, which can be one, two, or 3 threads long. This varies between a single thread and a double-throat worm gear, and it is crucial to consider the helix angle when selecting a worm.
Double-throat worm gears differ in their profile from the actual gear. Double-throat worm gears are especially useful in applications where noise is an issue. In addition to their low noise, worm gears can absorb shock loads. A double-throat worm gear is also a popular choice for many different types of applications. These gears are also commonly used for hoisting equipment. Its tooth profile is different from that of the actual gear.
worm shaft

Bronze or aluminum worm shafts

When selecting a worm, a few things should be kept in mind. The material of the shaft should be either bronze or aluminum. The worm itself is the primary component, but there are also addendum gears that are available. The total number of teeth on both the worm and the addendum gear should be greater than 40. The axial pitch of the worm needs to match the circular pitch of the larger gear.
The most common material used for worm gears is bronze because of its desirable mechanical properties. Bronze is a broad term referring to various copper alloys, including copper-nickel and copper-aluminum. Bronze is most commonly created by alloying copper with tin and aluminum. In some cases, this combination creates brass, which is a similar metal to bronze. The latter is less expensive and suitable for light loads.
There are many benefits to bronze worm gears. They are strong and durable, and they offer excellent wear-resistance. In contrast to steel worms, bronze worm gears are quieter than their counterparts. They also require no lubrication and are corrosion-resistant. Bronze worms are popular with small, light-weight machines, as they are easy to maintain. You can read more about worm gears in CZPT’s CZPT.
Although bronze or aluminum worm shafts are the most common, both materials are equally suitable for a variety of applications. A bronze shaft is often called bronze but may actually be brass. Historically, worm gears were made of SAE 65 gear bronze. However, newer materials have been introduced. SAE 65 gear bronze (UNS C90700) remains the preferred material. For high-volume applications, the material savings can be considerable.
Both types of worms are essentially the same in size and shape, but the lead on the left and right tooth surfaces can vary. This allows for precise adjustment of the backlash on a worm without changing the center distance between the worm gear. The different sizes of worms also make them easier to manufacture and maintain. But if you want an especially small worm for an industrial application, you should consider bronze or aluminum.

Calculation of worm shaft deflection

The centre-line distance of a worm gear and the number of worm teeth play a crucial role in the deflection of the rotor. These parameters should be entered into the tool in the same units as the main calculation. The selected variant is then transferred to the main calculation. The deflection of the worm gear can be calculated from the angle at which the worm teeth shrink. The following calculation is helpful for designing a worm gear.
Worm gears are widely used in industrial applications due to their high transmittable torques and large gear ratios. Their hard/soft material combination makes them ideally suited for a wide range of applications. The worm shaft is typically made of case-hardened steel, and the worm wheel is fabricated from a copper-tin-bronze alloy. In most cases, the wheel is the area of contact with the gear. Worm gears also have a low deflection, as high shaft deflection can affect the transmission accuracy and increase wear.
Another method for determining worm shaft deflection is to use the tooth-dependent bending stiffness of a worm gear’s toothing. By calculating the stiffness of the individual sections of a worm shaft, the stiffness of the entire worm can be determined. The approximate tooth area is shown in figure 5.
Another way to calculate worm shaft deflection is by using the FEM method. The simulation tool uses an analytical model of the worm gear shaft to determine the deflection of the worm. It is based on a two-dimensional model, which is more suitable for simulation. Then, you need to input the worm gear’s pitch angle and the toothing to calculate the maximum deflection.
worm shaft

Lubrication of worm shafts

In order to protect the gears, worm drives require lubricants that offer excellent anti-wear protection, high oxidation resistance, and low friction. While mineral oil lubricants are widely used, synthetic base oils have better performance characteristics and lower operating temperatures. The Arrhenius Rate Rule states that chemical reactions double every 10 degrees C. Synthetic lubricants are the best choice for these applications.
Synthetics and compounded mineral oils are the most popular lubricants for worm gears. These oils are formulated with mineral basestock and 4 to 6 percent synthetic fatty acid. Surface-active additives give compounded gear oils outstanding lubricity and prevent sliding wear. These oils are suited for high-speed applications, including worm gears. However, synthetic oil has the disadvantage of being incompatible with polycarbonate and some paints.
Synthetic lubricants are expensive, but they can increase worm gear efficiency and operating life. Synthetic lubricants typically fall into 2 categories: PAO synthetic oils and EP synthetic oils. The latter has a higher viscosity index and can be used at a range of temperatures. Synthetic lubricants often contain anti-wear additives and EP (anti-wear).
Worm gears are frequently mounted over or under the gearbox. The proper lubrication is essential to ensure the correct mounting and operation. Oftentimes, inadequate lubrication can cause the unit to fail sooner than expected. Because of this, a technician may not make a connection between the lack of lube and the failure of the unit. It is important to follow the manufacturer’s recommendations and use high-quality lubricant for your gearbox.
Worm drives reduce backlash by minimizing the play between gear teeth. Backlash can cause damage if unbalanced forces are introduced. Worm drives are lightweight and durable because they have minimal moving parts. In addition, worm drives are low-noise and vibration. In addition, their sliding motion scrapes away excess lubricant. The constant sliding action generates a high amount of heat, which is why superior lubrication is critical.
Oils with a high film strength and excellent adhesion are ideal for lubrication of worm gears. Some of these oils contain sulfur, which can etch a bronze gear. In order to avoid this, it is imperative to use a lubricant that has high film strength and prevents asperities from welding. The ideal lubricant for worm gears is 1 that provides excellent film strength and does not contain sulfur.

China OEM Auto Parts Wheel Hub Bearing Front Axle Assembly Kit 31206872888 31204081309 31206775771   with Good qualityChina OEM Auto Parts Wheel Hub Bearing Front Axle Assembly Kit 31206872888 31204081309 31206775771   with Good quality

China Hot selling Auto Rear Axle Wheel Hub Bearing OEM 42200-Stx-A02 for Honda with Best Sales

Product Description

Auto Rear Axle Wheel Hub Bearing OEM
42200-STX-A02 For Honda
 

Product Description

OEM 42200-STX-A02
Brand FENGMING
Condition Brand New
Stock Availability Yes
Minimum Order QTY 2PC
OEM Order Acceptability  Yes
Small order Lead Time 3-7 days
Large Order Lead Time 15-30 days
Quality Warranty 12 Months
Package As netural or as customer’s request, FENG MING PACKING
Payment Methods Paypal, Western Union, Bank T/T, L/C
Shipment Methods DHL, UPS, TNT, FedEx, Aramex, EMS, Air Cargo, Sea Cargo

 

Company Profile

 

Analytical Approaches to Estimating Contact Pressures in Spline Couplings

A spline coupling is a type of mechanical connection between 2 rotating shafts. It consists of 2 parts – a coupler and a coupling. Both parts have teeth which engage and transfer loads. However, spline couplings are typically over-dimensioned, which makes them susceptible to fatigue and static behavior. Wear phenomena can also cause the coupling to fail. For this reason, proper spline coupling design is essential for achieving optimum performance.
splineshaft

Modeling a spline coupling

Spline couplings are becoming increasingly popular in the aerospace industry, but they operate in a slightly misaligned state, causing both vibrations and damage to the contact surfaces. To solve this problem, this article offers analytical approaches for estimating the contact pressures in a spline coupling. Specifically, this article compares analytical approaches with pure numerical approaches to demonstrate the benefits of an analytical approach.
To model a spline coupling, first you create the knowledge base for the spline coupling. The knowledge base includes a large number of possible specification values, which are related to each other. If you modify 1 specification, it may lead to a warning for violating another. To make the design valid, you must create a spline coupling model that meets the specified specification values.
After you have modeled the geometry, you must enter the contact pressures of the 2 spline couplings. Then, you need to determine the position of the pitch circle of the spline. In Figure 2, the centre of the male coupling is superposed to that of the female spline. Then, you need to make sure that the alignment meshing distance of the 2 splines is the same.
Once you have the data you need to create a spline coupling model, you can begin by entering the specifications for the interface design. Once you have this data, you need to choose whether to optimize the internal spline or the external spline. You’ll also need to specify the tooth friction coefficient, which is used to determine the stresses in the spline coupling model 20. You should also enter the pilot clearance, which is the clearance between the tip 186 of a tooth 32 on 1 spline and the feature on the mating spline.
After you have entered the desired specifications for the external spline, you can enter the parameters for the internal spline. For example, you can enter the outer diameter limit 154 of the major snap 54 and the minor snap 56 of the internal spline. The values of these parameters are displayed in color-coded boxes on the Spline Inputs and Configuration GUI screen 80. Once the parameters are entered, you’ll be presented with a geometric representation of the spline coupling model 20.

Creating a spline coupling model 20

The spline coupling model 20 is created by a product model software program 10. The software validates the spline coupling model against a knowledge base of configuration-dependent specification constraints and relationships. This report is then input to the ANSYS stress analyzer program. It lists the spline coupling model 20’s geometric configurations and specification values for each feature. The spline coupling model 20 is automatically recreated every time the configuration or performance specifications of the spline coupling model 20 are modified.
The spline coupling model 20 can be configured using the product model software program 10. A user specifies the axial length of the spline stack, which may be zero, or a fixed length. The user also enters a radial mating face 148, if any, and selects a pilot clearance specification value of 14.5 degrees or 30 degrees.
A user can then use the mouse 110 to modify the spline coupling model 20. The spline coupling knowledge base contains a large number of possible specification values and the spline coupling design rule. If the user tries to change a spline coupling model, the model will show a warning about a violation of another specification. In some cases, the modification may invalidate the design.
In the spline coupling model 20, the user enters additional performance requirement specifications. The user chooses the locations where maximum torque is transferred for the internal and external splines 38 and 40. The maximum torque transfer location is determined by the attachment configuration of the hardware to the shafts. Once this is selected, the user can click “Next” to save the model. A preview of the spline coupling model 20 is displayed.
The model 20 is a representation of a spline coupling. The spline specifications are entered in the order and arrangement as specified on the spline coupling model 20 GUI screen. Once the spline coupling specifications are entered, the product model software program 10 will incorporate them into the spline coupling model 20. This is the last step in spline coupling model creation.
splineshaft

Analysing a spline coupling model 20

An analysis of a spline coupling model consists of inputting its configuration and performance specifications. These specifications may be generated from another computer program. The product model software program 10 then uses its internal knowledge base of configuration dependent specification relationships and constraints to create a valid three-dimensional parametric model 20. This model contains information describing the number and types of spline teeth 32, snaps 34, and shoulder 36.
When you are analysing a spline coupling, the software program 10 will include default values for various specifications. The spline coupling model 20 comprises an internal spline 38 and an external spline 40. Each of the splines includes its own set of parameters, such as its depth, width, length, and radii. The external spline 40 will also contain its own set of parameters, such as its orientation.
Upon selecting these parameters, the software program will perform various analyses on the spline coupling model 20. The software program 10 calculates the nominal and maximal tooth bearing stresses and fatigue life of a spline coupling. It will also determine the difference in torsional windup between an internal and an external spline. The output file from the analysis will be a report file containing model configuration and specification data. The output file may also be used by other computer programs for further analysis.
Once these parameters are set, the user enters the design criteria for the spline coupling model 20. In this step, the user specifies the locations of maximum torque transfer for both the external and internal spline 38. The maximum torque transfer location depends on the configuration of the hardware attached to the shafts. The user may enter up to 4 different performance requirement specifications for each spline.
The results of the analysis show that there are 2 phases of spline coupling. The first phase shows a large increase in stress and vibration. The second phase shows a decline in both stress and vibration levels. The third stage shows a constant meshing force between 300N and 320N. This behavior continues for a longer period of time, until the final stage engages with the surface.
splineshaft

Misalignment of a spline coupling

A study aimed to investigate the position of the resultant contact force in a spline coupling engaging teeth under a steady torque and rotating misalignment. The study used numerical methods based on Finite Element Method (FEM) models. It produced numerical results for nominal conditions and parallel offset misalignment. The study considered 2 levels of misalignment – 0.02 mm and 0.08 mm – with different loading levels.
The results showed that the misalignment between the splines and rotors causes a change in the meshing force of the spline-rotor coupling system. Its dynamics is governed by the meshing force of splines. The meshing force of a misaligned spline coupling is related to the rotor-spline coupling system parameters, the transmitting torque, and the dynamic vibration displacement.
Despite the lack of precise measurements, the misalignment of splines is a common problem. This problem is compounded by the fact that splines usually feature backlash. This backlash is the result of the misaligned spline. The authors analyzed several splines, varying pitch diameters, and length/diameter ratios.
A spline coupling is a two-dimensional mechanical system, which has positive backlash. The spline coupling is comprised of a hub and shaft, and has tip-to-root clearances that are larger than the backlash. A form-clearance is sufficient to prevent tip-to-root fillet contact. The torque on the splines is transmitted via friction.
When a spline coupling is misaligned, a torque-biased thrust force is generated. In such a situation, the force can exceed the torque, causing the component to lose its alignment. The two-way transmission of torque and thrust is modeled analytically in the present study. The analytical approach provides solutions that can be integrated into the design process. So, the next time you are faced with a misaligned spline coupling problem, make sure to use an analytical approach!
In this study, the spline coupling is analyzed under nominal conditions without a parallel offset misalignment. The stiffness values obtained are the percentage difference between the nominal pitch diameter and load application diameter. Moreover, the maximum percentage difference in the measured pitch diameter is 1.60% under a torque of 5000 N*m. The other parameter, the pitch angle, is taken into consideration in the calculation.

China Hot selling Auto Rear Axle Wheel Hub Bearing OEM 42200-Stx-A02 for Honda   with Best SalesChina Hot selling Auto Rear Axle Wheel Hub Bearing OEM 42200-Stx-A02 for Honda   with Best Sales

China Standard Auto Hub Bearing OEM 42460-60030 Axle Shaft Bearing for Lexus near me factory

Product Description

Auto Hub Bearing OEM 42460-60030 Axle Shaft Bearing For Lexus
 

Product Description

OEM 42460-60030
Brand FENGMING
Condition Brand New
Stock Availability Yes
Minimum Order QTY 2PC
OEM Order Acceptability  Yes
Small order Lead Time 3-7 days
Large Order Lead Time 15-30 days
Quality Warranty 12 Months
Package As netural or as customer’s request, FENG MING PACKING
Payment Methods Paypal, Western Union, Bank T/T, L/C
Shipment Methods DHL, UPS, TNT, FedEx, Aramex, EMS, Air Cargo, Sea Cargo

Company Profile

 

Stiffness and Torsional Vibration of Spline-Couplings

In this paper, we describe some basic characteristics of spline-coupling and examine its torsional vibration behavior. We also explore the effect of spline misalignment on rotor-spline coupling. These results will assist in the design of improved spline-coupling systems for various applications. The results are presented in Table 1.
splineshaft

Stiffness of spline-coupling

The stiffness of a spline-coupling is a function of the meshing force between the splines in a rotor-spline coupling system and the static vibration displacement. The meshing force depends on the coupling parameters such as the transmitting torque and the spline thickness. It increases nonlinearly with the spline thickness.
A simplified spline-coupling model can be used to evaluate the load distribution of splines under vibration and transient loads. The axle spline sleeve is displaced a z-direction and a resistance moment T is applied to the outer face of the sleeve. This simple model can satisfy a wide range of engineering requirements but may suffer from complex loading conditions. Its asymmetric clearance may affect its engagement behavior and stress distribution patterns.
The results of the simulations show that the maximum vibration acceleration in both Figures 10 and 22 was 3.03 g/s. This results indicate that a misalignment in the circumferential direction increases the instantaneous impact. Asymmetry in the coupling geometry is also found in the meshing. The right-side spline’s teeth mesh tightly while those on the left side are misaligned.
Considering the spline-coupling geometry, a semi-analytical model is used to compute stiffness. This model is a simplified form of a classical spline-coupling model, with submatrices defining the shape and stiffness of the joint. As the design clearance is a known value, the stiffness of a spline-coupling system can be analyzed using the same formula.
The results of the simulations also show that the spline-coupling system can be modeled using MASTA, a high-level commercial CAE tool for transmission analysis. In this case, the spline segments were modeled as a series of spline segments with variable stiffness, which was calculated based on the initial gap between spline teeth. Then, the spline segments were modelled as a series of splines of increasing stiffness, accounting for different manufacturing variations. The resulting analysis of the spline-coupling geometry is compared to those of the finite-element approach.
Despite the high stiffness of a spline-coupling system, the contact status of the contact surfaces often changes. In addition, spline coupling affects the lateral vibration and deformation of the rotor. However, stiffness nonlinearity is not well studied in splined rotors because of the lack of a fully analytical model.
splineshaft

Characteristics of spline-coupling

The study of spline-coupling involves a number of design factors. These include weight, materials, and performance requirements. Weight is particularly important in the aeronautics field. Weight is often an issue for design engineers because materials have varying dimensional stability, weight, and durability. Additionally, space constraints and other configuration restrictions may require the use of spline-couplings in certain applications.
The main parameters to consider for any spline-coupling design are the maximum principal stress, the maldistribution factor, and the maximum tooth-bearing stress. The magnitude of each of these parameters must be smaller than or equal to the external spline diameter, in order to provide stability. The outer diameter of the spline must be at least 4 inches larger than the inner diameter of the spline.
Once the physical design is validated, the spline coupling knowledge base is created. This model is pre-programmed and stores the design parameter signals, including performance and manufacturing constraints. It then compares the parameter values to the design rule signals, and constructs a geometric representation of the spline coupling. A visual model is created from the input signals, and can be manipulated by changing different parameters and specifications.
The stiffness of a spline joint is another important parameter for determining the spline-coupling stiffness. The stiffness distribution of the spline joint affects the rotor’s lateral vibration and deformation. A finite element method is a useful technique for obtaining lateral stiffness of spline joints. This method involves many mesh refinements and requires a high computational cost.
The diameter of the spline-coupling must be large enough to transmit the torque. A spline with a larger diameter may have greater torque-transmitting capacity because it has a smaller circumference. However, the larger diameter of a spline is thinner than the shaft, and the latter may be more suitable if the torque is spread over a greater number of teeth.
Spline-couplings are classified according to their tooth profile along the axial and radial directions. The radial and axial tooth profiles affect the component’s behavior and wear damage. Splines with a crowned tooth profile are prone to angular misalignment. Typically, these spline-couplings are oversized to ensure durability and safety.

Stiffness of spline-coupling in torsional vibration analysis

This article presents a general framework for the study of torsional vibration caused by the stiffness of spline-couplings in aero-engines. It is based on a previous study on spline-couplings. It is characterized by the following 3 factors: bending stiffness, total flexibility, and tangential stiffness. The first criterion is the equivalent diameter of external and internal splines. Both the spline-coupling stiffness and the displacement of splines are evaluated by using the derivative of the total flexibility.
The stiffness of a spline joint can vary based on the distribution of load along the spline. Variables affecting the stiffness of spline joints include the torque level, tooth indexing errors, and misalignment. To explore the effects of these variables, an analytical formula is developed. The method is applicable for various kinds of spline joints, such as splines with multiple components.
Despite the difficulty of calculating spline-coupling stiffness, it is possible to model the contact between the teeth of the shaft and the hub using an analytical approach. This approach helps in determining key magnitudes of coupling operation such as contact peak pressures, reaction moments, and angular momentum. This approach allows for accurate results for spline-couplings and is suitable for both torsional vibration and structural vibration analysis.
The stiffness of spline-coupling is commonly assumed to be rigid in dynamic models. However, various dynamic phenomena associated with spline joints must be captured in high-fidelity drivetrain models. To accomplish this, a general analytical stiffness formulation is proposed based on a semi-analytical spline load distribution model. The resulting stiffness matrix contains radial and tilting stiffness values as well as torsional stiffness. The analysis is further simplified with the blockwise inversion method.
It is essential to consider the torsional vibration of a power transmission system before selecting the coupling. An accurate analysis of torsional vibration is crucial for coupling safety. This article also discusses case studies of spline shaft wear and torsionally-induced failures. The discussion will conclude with the development of a robust and efficient method to simulate these problems in real-life scenarios.
splineshaft

Effect of spline misalignment on rotor-spline coupling

In this study, the effect of spline misalignment in rotor-spline coupling is investigated. The stability boundary and mechanism of rotor instability are analyzed. We find that the meshing force of a misaligned spline coupling increases nonlinearly with spline thickness. The results demonstrate that the misalignment is responsible for the instability of the rotor-spline coupling system.
An intentional spline misalignment is introduced to achieve an interference fit and zero backlash condition. This leads to uneven load distribution among the spline teeth. A further spline misalignment of 50um can result in rotor-spline coupling failure. The maximum tensile root stress shifted to the left under this condition.
Positive spline misalignment increases the gear mesh misalignment. Conversely, negative spline misalignment has no effect. The right-handed spline misalignment is opposite to the helix hand. The high contact area is moved from the center to the left side. In both cases, gear mesh is misaligned due to deflection and tilting of the gear under load.
This variation of the tooth surface is measured as the change in clearance in the transverse plain. The radial and axial clearance values are the same, while the difference between the 2 is less. In addition to the frictional force, the axial clearance of the splines is the same, which increases the gear mesh misalignment. Hence, the same procedure can be used to determine the frictional force of a rotor-spline coupling.
Gear mesh misalignment influences spline-rotor coupling performance. This misalignment changes the distribution of the gear mesh and alters contact and bending stresses. Therefore, it is essential to understand the effects of misalignment in spline couplings. Using a simplified system of helical gear pair, Hong et al. examined the load distribution along the tooth interface of the spline. This misalignment caused the flank contact pattern to change. The misaligned teeth exhibited deflection under load and developed a tilting moment on the gear.
The effect of spline misalignment in rotor-spline couplings is minimized by using a mechanism that reduces backlash. The mechanism comprises cooperably splined male and female members. One member is formed by 2 coaxially aligned splined segments with end surfaces shaped to engage in sliding relationship. The connecting device applies axial loads to these segments, causing them to rotate relative to 1 another.

China Standard Auto Hub Bearing OEM 42460-60030 Axle Shaft Bearing for Lexus   near me factory China Standard Auto Hub Bearing OEM 42460-60030 Axle Shaft Bearing for Lexus   near me factory

China OEM Rear Axle Left and Right Side Wheel Bearing Kit Auto Parts 3748.88 713640460 Vkba6500 R159.50 Fit for Citroen Berlingo and P-Eugeot Partner near me shop

Product Description

Basic information:Pictures:

Name wheel hub bearings 3748.88
Material steel GCr15, 65Mn, or 55
Application car makes CITROEN/P-EUGEOT:
Size ID: 32mm
OD: 129 mm
Height: 61 mm
Holes 4 Holes
Weight 0.38 kg
Brand SI, PPB, or customized
Packing Neutral, our brand packing or customized
OEM replacement Yes
Manufacture place ZHangZhoug, China
MOQ 100 PCS
Warranty 1 year or 40,000-50,000 KMS
Certificate ISO9001:2015
Payment T/T, PayPal, Alibaba

OEM:
CITROEN/P-EUGEOT: 3748.88

Other Ref.:
F-AG : 
FEBI BILSTEIN : 47833
GSP : 9232571
GSP : 9232571K
MOOG : PE-WB-11407
OPTIMAL : 657146
S-KF : VKBA6500
SNR : R159.50

Application:
CITROEN BERLINGO / BERLINGO FIRST Box 1996-2011
CITROEN XSARA PICASSO 1999-2011
P-EUGEOT PARTNER 1996-2015

Other types(contact us for more models):

S-KF VKBA Code Application
VKBA 6896 S-UBARU
VKBA 6897 S-UBARU
VKBA 6898 TOYOTA
VKBA 6900 TOYOTA
VKBA 6901 TOYOTA
VKBA 6905 HYUNDAI,KIA
VKBA 6906 L EXUS,TOYOTA
VKBA 6907 L EXUS,TOYOTA
VKBA 6908 TOYOTA
VKBA 6909 L EXUS,TOYOTA
VKBA 6910 TOYOTA
VKBA 6913 MITSUBISHI
VKBA 6914 MITSUBISHI
VKBA 6915 MITSUBISHI
VKBA 6917 HONDA
VKBA 6920 DAIHATSU,TOYOTA
VKBA 6921 DAIHATSU
VKBA 6923 HYUNDAI,KIA
VKBA 6924 TOYOTA
VKBA 6926 MITSUBISHI
VKBA 6927 MITSUBISHI
VKBA 6928 MITSUBISHI
VKBA 6931 HYUNDAI,KIA
VKBA 6938 HYUNDAI
VKBA 6939 HYUNDAI
VKBA 6940 HYUNDAI
VKBA 6941 HYUNDAI
VKBA 6942 HYUNDAI
VKBA 6943 HYUNDAI,KIA
VKBA 6944 KIA
VKBA 6948 HYUNDAI,KIA
VKBA 6949 HYUNDAI
VKBA 6950 HYUNDAI,KIA
VKBA 6953 L EXUS
VKBA 6954 L EXUS
VKBA 6955 L EXUS
VKBA 6956 HYUNDAI,KIA,TOYOTA
VKBA 6959 L EXUS
VKBA 6961 L EXUS
VKBA 6963 L EXUS,TOYOTA
VKBA 6964 MITSUBISHI
VKBA 6966 DAIHATSU
VKBA 6967 DAIHATSU
VKBA 6968 DAIHATSU
VKBA 6972 MAZDA
VKBA 6975 SUZUKI
VKBA 6976 SUZUKI
VKBA 6978 SUZUKI
VKBA 6979 SUZUKI
VKBA 6980 SUZUKI
VKBA 6981 NISSAN
VKBA 6984 NISSAN
VKBA 6985 NISSAN
VKBA 6990 CHEVROLET
VKBA 6991 HONDA
VKBA 6996 NISSAN,R-ENAULT
VKBA 6997 NISSAN,R-ENAULT
VKBA 6998 NISSAN,R-ENAULT
VKBA 6999 NISSAN
VKBA 713 MITSUBISHI
VKBA 715 MITSUBISHI
VKBA 717 MAZDA
VKBA 719 V-OLVO
VKBA 725 ALFA ROMEO
VKBA 727 AUSTIN
VKBA 728 CITROËN,P-EUGEOT,TALBOT
VKBA 730 AUSTIN,ROVER
VKBA 732 V-OLVO
VKBA 733 V-OLVO
VKBA 734 FIAT,LXIHU (WEST LAKE) DIS.A,SEAT
VKBA 736 O-PEL,VAUXHALL
VKBA 739 MAZDA
VKBA 740 FORD
VKBA 7400 CHEVROLET,DAEWOO
VKBA 7401 CHEVROLET,DAEWOO
VKBA 7403 NISSAN
VKBA 7405 MITSUBISHI
VKBA 7406 MITSUBISHI
VKBA 7407 MITSUBISHI
VKBA 7408 CITROËN,DODGE,MITSUBISHI,
P-EUGEOT
VKBA 7409 CITROËN,MITSUBISHI,P-EUGEOT
VKBA 741 FORD
VKBA 7410 MITSUBISHI
VKBA 7412 MITSUBISHI
VKBA 7413 MITSUBISHI
VKBA 7414 HYUNDAI,KIA
VKBA 7417 MITSUBISHI
VKBA 7418 NISSAN
VKBA 7419 CHEVROLET,DAEWOO
VKBA 7427 TOYOTA
VKBA 743 CITROËN,P-EUGEOT
VKBA 7430 TOYOTA
VKBA 7435 MITSUBISHI
VKBA 7437 CHEVROLET,O-PEL,VAUXHALL
VKBA 7439 CHEVROLET,O-PEL,VAUXHALL
VKBA 7440 HONDA
VKBA 7441 HONDA
VKBA 7446 MAZDA
VKBA 7447 HONDA
VKBA 7449 MAZDA
VKBA 745 SAAB
VKBA 7451 MITSUBISHI
VKBA 7454 HYUNDAI
VKBA 7455 SUZUKI
VKBA 7456 SUZUKI
VKBA 7458 SUZUKI
VKBA 7459 SUZUKI
VKBA 7460 SUZUKI
VKBA 7461 HYUNDAI
VKBA 7462 TOYOTA
VKBA 7468 MAZDA
VKBA 7469 HONDA
VKBA 7470 I SUZU
VKBA 7472 I SUZU
VKBA 7474 NISSAN
VKBA 7478 I SUZU
VKBA 7479 S-UBARU
VKBA 7482 KIA
VKBA 7488 KIA
VKBA 7489 KIA
VKBA 749 AUSTIN,ROVER
VKBA 7490 HONDA
VKBA 7491 HONDA
VKBA 7492 CHEVROLET,O-PEL,VAUXHALL
VKBA 7493 CHEVROLET,O-PEL,VAUXHALL
VKBA 7497 TOYOTA
VKBA 7498 NISSAN
VKBA 7505 CITROËN,MITSUBISHI,P-EUGEOT
VKBA 751 NISSAN
VKBA 752 ALFA ROMEO,NISSAN
VKBA 7525 SUZUKI
VKBA 7526 O-PEL,SUZUKI,VAUXHALL
VKBA 7529 TOYOTA
VKBA 753 MAZDA
VKBA 7534 MAZDA
VKBA 7536 MAZDA
VKBA 7537 MAZDA
VKBA 7538 MAZDA
VKBA 754 O-PEL,VAUXHALL
VKBA 7540 HONDA

Other Parts:
Wheel Bearings, wheel hub bearings, wheel hub assembly, Wheel Bearing Hub, Wheel Hubs, Wheel Bearing And Hub Assembly, Wheel Bearing Hub Assembly Front, Wheel Bearing Hub Assembly, Wheel Bearing & Hub Assembly, Right Front Hub Bearing Assembly, Abs Hub Bearing Assembly, Hub And Bearing Assembly Front, Left Front Hub Bearing Assembly, Hub Bearing Assembly, hub and bearing replacement, hub bearing assembly front, bearing assembly, Front Wheel Bearing and Hub Assembly, Front Wheel Drive Hub and Bearing Assembly, Front Axle Bearing & Hub Assembly, Front Bearing Hub Assembly, Front Wheel Hub And Bearing Assembly, Front Wheel Bearing Hub Assembly Replacement, front bearing hub replacement, front wheel bearing hub assembly, front wheel bearing hub replacement, rear wheel bearing, rear wheel hub, rear hub assembly, hub bearing assembly rear, rear axle bearing and hubs

SI&PPB bearing has a plant area of 50,000 square meters, assets of RMB180 million, 500 employees, and 150 professional and technical personnel. The company uses high-quality GCR15 as its raw materials and uses Austenite heat treatment to ensure the service life of the products.
“The factory produces series models of mechanical clutch release bearings, belt tension wheel units, wheel bearings, and wheel bearing repair kits.
Partial products are produced by professional outsourcing factories, and the company’s testing center provides professional testing to ensure that the products meet the drawings or customer’s requirements.”

Packing:

FAQ:
Q1.What is your shipping logistic?
Re: DHL, TNT, FedEx express, by air/sea/train.

Q2:What’s the MOQ?
Re: For the wheel hub bearing repair kit. The MOQ is always 50 sets. If ordering together with other models, small quantities can be organized. But need more time due to the production schedule.

Q3. What are your goods of packing?
Re: Generally, our goods will be packed in Neutral white or brown boxes for the hub bearing unit. Our brand packing SI & CZPT are offered. If you have any other packing requests, we shall also handle them.

Q4. What is your sample policy?
Re: We can supply the sample if we have ready parts in stock.

Q5. Do you have any certificates?
Re: Yes, we have the certificate of ISO9001:2015.

Q6:Any warranty of your products.
Re: Sure, We are offering a guaranty for 12 months or 40,000-50,000 km for the aftermarket.

 

Driveshaft structure and vibrations associated with it

The structure of the drive shaft is critical to its efficiency and reliability. Drive shafts typically contain claw couplings, rag joints and universal joints. Other drive shafts have prismatic or splined joints. Learn about the different types of drive shafts and how they work. If you want to know the vibrations associated with them, read on. But first, let’s define what a driveshaft is.
air-compressor

transmission shaft

As the demand on our vehicles continues to increase, so does the demand on our drive systems. Higher CO2 emission standards and stricter emission standards increase the stress on the drive system while improving comfort and shortening the turning radius. These and other negative effects can place significant stress and wear on components, which can lead to driveshaft failure and increase vehicle safety risks. Therefore, the drive shaft must be inspected and replaced regularly.
Depending on your model, you may only need to replace 1 driveshaft. However, the cost to replace both driveshafts ranges from $650 to $1850. Additionally, you may incur labor costs ranging from $140 to $250. The labor price will depend on your car model and its drivetrain type. In general, however, the cost of replacing a driveshaft ranges from $470 to $1850.
Regionally, the automotive driveshaft market can be divided into 4 major markets: North America, Europe, Asia Pacific, and Rest of the World. North America is expected to dominate the market, while Europe and Asia Pacific are expected to grow the fastest. Furthermore, the market is expected to grow at the highest rate in the future, driven by economic growth in the Asia Pacific region. Furthermore, most of the vehicles sold globally are produced in these regions.
The most important feature of the driveshaft is to transfer the power of the engine to useful work. Drive shafts are also known as propeller shafts and cardan shafts. In a vehicle, a propshaft transfers torque from the engine, transmission, and differential to the front or rear wheels, or both. Due to the complexity of driveshaft assemblies, they are critical to vehicle safety. In addition to transmitting torque from the engine, they must also compensate for deflection, angular changes and length changes.

type

Different types of drive shafts include helical shafts, gear shafts, worm shafts, planetary shafts and synchronous shafts. Radial protruding pins on the head provide a rotationally secure connection. At least 1 bearing has a groove extending along its circumferential length that allows the pin to pass through the bearing. There can also be 2 flanges on each end of the shaft. Depending on the application, the shaft can be installed in the most convenient location to function.
Propeller shafts are usually made of high-quality steel with high specific strength and modulus. However, they can also be made from advanced composite materials such as carbon fiber, Kevlar and fiberglass. Another type of propeller shaft is made of thermoplastic polyamide, which is stiff and has a high strength-to-weight ratio. Both drive shafts and screw shafts are used to drive cars, ships and motorcycles.
Sliding and tubular yokes are common components of drive shafts. By design, their angles must be equal or intersect to provide the correct angle of operation. Unless the working angles are equal, the shaft vibrates twice per revolution, causing torsional vibrations. The best way to avoid this is to make sure the 2 yokes are properly aligned. Crucially, these components have the same working angle to ensure smooth power flow.
The type of drive shaft varies according to the type of motor. Some are geared, while others are non-geared. In some cases, the drive shaft is fixed and the motor can rotate and steer. Alternatively, a flexible shaft can be used to control the speed and direction of the drive. In some applications where linear power transmission is not possible, flexible shafts are a useful option. For example, flexible shafts can be used in portable devices.
air-compressor

put up

The construction of the drive shaft has many advantages over bare metal. A shaft that is flexible in multiple directions is easier to maintain than a shaft that is rigid in other directions. The shaft body and coupling flange can be made of different materials, and the flange can be made of a different material than the main shaft body. For example, the coupling flange can be made of steel. The main shaft body is preferably flared on at least 1 end, and the at least 1 coupling flange includes a first generally frustoconical projection extending into the flared end of the main shaft body.
The normal stiffness of fiber-based shafts is achieved by the orientation of parallel fibers along the length of the shaft. However, the bending stiffness of this shaft is reduced due to the change in fiber orientation. Since the fibers continue to travel in the same direction from the first end to the second end, the reinforcement that increases the torsional stiffness of the shaft is not affected. In contrast, a fiber-based shaft is also flexible because it uses ribs that are approximately 90 degrees from the centerline of the shaft.
In addition to the helical ribs, the drive shaft 100 may also contain reinforcing elements. These reinforcing elements maintain the structural integrity of the shaft. These reinforcing elements are called helical ribs. They have ribs on both the outer and inner surfaces. This is to prevent shaft breakage. These elements can also be shaped to be flexible enough to accommodate some of the forces generated by the drive. Shafts can be designed using these methods and made into worm-like drive shafts.

vibration

The most common cause of drive shaft vibration is improper installation. There are 5 common types of driveshaft vibration, each related to installation parameters. To prevent this from happening, you should understand what causes these vibrations and how to fix them. The most common types of vibration are listed below. This article describes some common drive shaft vibration solutions. It may also be beneficial to consider the advice of a professional vibration technician for drive shaft vibration control.
If you’re not sure if the problem is the driveshaft or the engine, try turning on the stereo. Thicker carpet kits can also mask vibrations. Nonetheless, you should contact an expert as soon as possible. If vibration persists after vibration-related repairs, the driveshaft needs to be replaced. If the driveshaft is still under warranty, you can repair it yourself.
CV joints are the most common cause of third-order driveshaft vibration. If they are binding or fail, they need to be replaced. Alternatively, your CV joints may just be misaligned. If it is loose, you can check the CV connector. Another common cause of drive shaft vibration is improper assembly. Improper alignment of the yokes on both ends of the shaft can cause them to vibrate.
Incorrect trim height can also cause driveshaft vibration. Correct trim height is necessary to prevent drive shaft wobble. Whether your vehicle is new or old, you can perform some basic fixes to minimize problems. One of these solutions involves balancing the drive shaft. First, use the hose clamps to attach the weights to it. Next, attach an ounce of weight to it and spin it. By doing this, you minimize the frequency of vibration.
air-compressor

cost

The global driveshaft market is expected to exceed (xxx) million USD by 2028, growing at a compound annual growth rate (CAGR) of XX%. Its soaring growth can be attributed to several factors, including increasing urbanization and R&D investments by leading market players. The report also includes an in-depth analysis of key market trends and their impact on the industry. Additionally, the report provides a comprehensive regional analysis of the Driveshaft Market.
The cost of replacing the drive shaft depends on the type of repair required and the cause of the failure. Typical repair costs range from $300 to $750. Rear-wheel drive cars usually cost more. But front-wheel drive vehicles cost less than four-wheel drive vehicles. You may also choose to try repairing the driveshaft yourself. However, it is important to do your research and make sure you have the necessary tools and equipment to perform the job properly.
The report also covers the competitive landscape of the Drive Shafts market. It includes graphical representations, detailed statistics, management policies, and governance components. Additionally, it includes a detailed cost analysis. Additionally, the report presents views on the COVID-19 market and future trends. The report also provides valuable information to help you decide how to compete in your industry. When you buy a report like this, you are adding credibility to your work.
A quality driveshaft can improve your game by ensuring distance from the tee and improving responsiveness. The new material in the shaft construction is lighter, stronger and more responsive than ever before, so it is becoming a key part of the driver. And there are a variety of options to suit any budget. The main factor to consider when buying a shaft is its quality. However, it’s important to note that quality doesn’t come cheap and you should always choose an axle based on what your budget can handle.

China OEM Rear Axle Left and Right Side Wheel Bearing Kit Auto Parts 3748.88 713640460 Vkba6500 R159.50 Fit for Citroen Berlingo and P-Eugeot Partner   near me shop China OEM Rear Axle Left and Right Side Wheel Bearing Kit Auto Parts 3748.88 713640460 Vkba6500 R159.50 Fit for Citroen Berlingo and P-Eugeot Partner   near me shop

China Custom for Nissan Front Axle Hub and Bearing OEM 40202-Ej70A with Best Sales

Product Description

For Nissan Front Axle Hub And Bearing OEM
45712-EJ70A

Product Description

OEM 45712-EJ70A
Brand FENGMING
Condition Brand New
Stock Availability Yes
Minimum Order QTY 2PC
OEM Order Acceptability  Yes
Small order Lead Time 3-7 days
Large Order Lead Time 15-30 days
Quality Warranty 12 Months
Package As netural or as customer’s request, FENG MING PACKING
Payment Methods Paypal, Western Union, Bank T/T, L/C
Shipment Methods DHL, UPS, TNT, FedEx, Aramex, EMS, Air Cargo, Sea Cargo

 

Company Profile

 

Screw Shaft Types

If you’re looking for a screw shaft, but aren’t sure which type to buy, you’re in luck. In this article, we’ll talk about the different types, including Threaded shank, Round head, and Machined. Once you’ve read it, you’ll know which type to buy. Then, you can decide whether you want a ball screw nut or a threaded shank.

Machined screw shafts

Besides the standard stainless steel shaft, manufacturers also provide a variety of other materials, such as titanium, bronze, and brass. In addition to stainless steel, manufacturers also provide a variety of top-coating options, including zinc, brass, and chromium. Aluminum screws are not particularly durable and are easily affected by weather. Most screw shafts feature self-locking mechanisms. They are especially useful in C-clamps, vises, and screw-top container lids.
For applications where accuracy is vital, a ball screw shaft needs to be annealed. A heat treatment can be performed on the ball screw shaft to ensure that both ends are heated evenly. In this process, the shaft will be more durable, while maintaining its high-precision properties. These screw shafts are a key component in computer-controlled motion-control systems, wire bonding, and other industries that require high-precision and high-quality performance.
Depending on the material used, screw shafts can be made of stainless steel or titanium. High-precision CNC machines and lathes are typically used to manufacture screw shafts. Various shapes and sizes are available, each with a specific application. Whether you need a small or large screw, you can find 1 to fit your needs. And since each size requires a different material, your choice of material is important as well.
In general, the materials used for machining screw shafts are steel, stainless steel, titanium, brass, bronze, and aluminum. Metals that resist corrosion are also commonly used. Other materials for screw shafts are Teflon, nylon, and nylon. You can also find threaded screw shafts in materials such as porcelain, glass, and ceramic. If you want to use your screws in a unique material, consider purchasing a customized one.
screwshaft

Ball screw nuts

If you have a screw shaft, the last thing you want to worry about is the ball nut slipping off. To prevent this, you can place a temporary stop in the shaft’s grooves to ensure that the ball nut does not slide off. When you remove the stop, you can then install the ball screw nut. But, before you can install the ball screw nut, you have to make sure that you have a good grip on the shaft.
When selecting ball screw nuts, it’s important to consider how much preload you need to apply to avoid excessive backlash. Preloading eliminates this problem by making the ball nut compact. It also prevents backlash, which is lost motion caused by clearance between the ball and nut. Backlash disrupts repeatability and accuracy. This is where spacer preloading comes in. You can insert a spacer between the 2 ball nuts to transmit the force to the nut. However, you should keep in mind that this method reduces the load capacity of the ball screw.
The critical speed of a screw is the maximum rotating speed before it whips. This critical speed is influenced by several factors, including the diameter of the screw shaft, the number of support elements, and the material. By adjusting these factors, you can reduce the number of components used and the amount of time it takes to assemble the screw shaft. In addition, you can also reduce the number of components and avoid stacking tolerances. However, the critical speed of plastic nuts is limited due to sliding friction.
The ball screw nut has several characteristics that make it unique. Its most prominent feature is the presence of ball bearings. These balls help reduce friction between the screw nut and the shaft. Without ball bearings, the friction would be too high to function properly. Another important characteristic is the groove profile of the nut and ball. These 2 features ensure that the ball and the nut meet at 2 points. You’ll be amazed by the results of the work of these ball screw nuts.
screwshaft

Threaded shank

Wood screws are usually not fully threaded because the shank has an unthreaded portion at the top. This shoulder part forces the screw to compress 2 pieces of wood, which prevents the screw from overheating and compromising the materials strength. As the screw is threaded partially up, it is not as difficult to remove as a fully threaded screw. However, it is important to note that a wood screw will not hold as tightly as 1 with a fully threaded shank.
In addition to being universal, screw threads can be of different sizes. For example, a M8 screw has a thread pitch of 1.25 mm. To avoid confusion, screw thread pitches are commonly given with a multiplication sign. For example, M8x1 means that the screw is 8 mm in diameter but has a thread pitch of 1 mm per 360-degree rotation. Those who are not familiar with these dimensions may find it confusing.
The OD of the threaded portion of a bolt is generally smaller than the OD of the nut. If the shank is too deep for the nut to fit, the threads may bottom out. This is why it’s important to use a thread-cutting bit with a small thread diameter. You can use a micrometer or caliper to measure the thread diameter. This tool will also allow you to easily identify which screw size fits where and how well.
The metric system is the most widely used. Fasteners with DIN numbers are generally metric in size. This makes them very useful for industrial settings. You can find metric-sized screws anywhere, as long as you buy them from a reputable manufacturer. These fasteners also come with a dog point, which is used for safety wire. If the screw needs to be replaced, the shank can be drilled with a hole for a safety wire or for a dog-point.

Round head

A round head screw is the most common type used for machine screws. Other common types include truss head, flat head, and hexed head. Each has a different profile and are used for different purposes. A round head screw is typically wider than a flat or a hexed head, and has a slightly rounded surface. These screws are useful for projects involving sheet metal or sheet-metal parts. Round heads are usually slightly wider than a hex head screw, and they may also be used as a substitute for washers in certain applications. However, truss heads are not necessary for every project.
A wood screw has a smooth shank that protrudes above the surface of the material it is attaching. A metal screw has a threaded shaft that is fully threaded from head to point, and a fully threaded shaft provides more bite. Two common head styles are round head and pan head. If the task requires the screw to be flush or countersunk, the round head will be the best choice.
Another type is the Reed & Prince screw drive. These are similar to Phillips screws but have a 75-degree V shape. They are commonly used in marine hardware and are also known as BNAE NFL22-070. This type is also used for steel plate hangers. In addition to round head and pan head screws, there are a variety of other screw types. You can even get a head with a slotted head if you know where to look.
Screw diameters are specified according to the ISO 261 or ISO 262 standards. An M8 screw has a diameter of 8.25 mm. The M8 screw has a pitch of 1.25 mm, which is equivalent to 1 mm per 360 degrees. There are several other standard screw sizes and thread diameters available. You can find them all by consulting the relevant standards. But remember, the metric system is the most popular.
screwshaft

Self-locking mechanism

A self-locking mechanism for a screw shaft is a device that secures the screw to its supporting member in a failure position. The locking mechanism provides a positive connection between the screw shaft and the control surface during normal operation, and locks the screw to its supporting member when the screw fails. Previous attempts to solve this problem have typically used secondary nuts with free play on the screw, which were intentionally designed to jam when loaded. However, such a device can be unreliable, which is why the present invention offers a more robust and reliable locking mechanism.
The self-locking function of a screw depends on several factors, including its pitch angle and the coefficient of friction of the threads. The angle of friction must be less than the tangent of the material pairing to prevent untightening of the screw. Screws with self-locking mechanisms have an efficiency e lower than 50%, which is less than half. Self-locking screws also have the benefit of being less efficient than a standard screw.
Unlike a normal screw, a self-locking screw can be turned in either direction. The nut 22 rotates with the screw shaft, and the member 23 is translated in an axial direction. Regardless of the direction of the rotation of the screw, this axial translation will result in the opposite moment to that input moment. While screw self-locking mechanisms are typically less expensive, they are more reliable and durable.
Another important feature of self-locking screws is that they are not susceptible to independent loosening. The screw cannot rotate without a certain amount of torque. In addition, a self-locking screw shaft must have a small wedge with a smaller half-angle than the arctangent of the static friction. This means that the torque applied by the driver must be greater than the torque needed to overcome the friction.

China Custom for Nissan Front Axle Hub and Bearing OEM 40202-Ej70A   with Best SalesChina Custom for Nissan Front Axle Hub and Bearing OEM 40202-Ej70A   with Best Sales