Tag Archives: chrome steel shaft

China Hot selling High Quality Hardened Cylinder Chrome Steel CNC Linear Motion Shaft SBR25 Linear Guides 20mm Propeller Shafts with Best Sales

Merchandise Description

Large Good quality Hardened Cylinder Chrome Metal CNC Linear Movement Shaft SBR25 Linear Xihu (West Lake) Dis.s 20mm Propeller Shafts

The linear shaft, also identify as linear optical axis, is a merchandise that has the guiding function of the sliding bearing and can complete linear movement.
Linear Shaft Characteristic

Linear Shaft Product

Solution Information
Our Organization

Items Linear shaft Flexible linear shaft Hollow linear shaft
Material CK45, SUJ2 CK45 SUJ2
Heat treatment Induction hardened Not hardened Induction hardened
Surface hardness HRC58±2 HRC15±3 HRC60±2
Surface treated Hard chrome plated Hard chrome plated Hard chrome plated
Precision h7, g6, h6 h7, g6 h7, g6, h6
Roundness Max3.0µm Max3.0µm Max3.0µm
Straightness Max5.0µm Max5.0µm Max5.0µm
Chrome thickness 20-30µm 30µm 30µm
Roughness Max1.5µm Max1.5µm Max1.5µm
Process mechanized Threading, reduced shaft diameter,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfer
Application Linear shaft are widely used in many linear motion systems such as cylinder rods, automatic precision printers, automatic cutting machines and industrial robots.

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Model SF(C) Diameter ФD(mm) Diameter tolerance μm(g6) Straightness tolerance μm/m Surface roughness Effective hardening depth(mm) Chamfer at both end (mm) Weight kg/m Max length mm
standard/S Precision/S
SF(C)3 3 -2~-8 60~-100/m 0.8~ 1.6 0.4~ 0.8 > 1.0 0.3 0.06 300
SF(C)4 4 -4~-12 0.1 400
SF(C)5 5 0.16 500
SF(C)6 6 0.23 600
SF(C)8 8 -5~-14 0.5 0.4 1000
SF(C)10 10 100~-150/m 0.62 1500
SF(C)12 12 -6~-17 0.89 2500
SF(C)13 13 1.04 3000
SF(C)16 16 0.7 1.58 3000
SF(C)20 20 -7~-20 > 1.5 2.47 3000
SF(C)25 25 3.85 3000
SF(C)30 30 > 2.0 1 5.55 3000
SF(C)35 35 -9~-25 7.55 4000
SF(C)40 40 > 2.5 9.87 4000
SF(C)50 50 1~1.5 15.4 5000
SF(C)60 60 -10~-29 > 3.0 22.2 5000
SF(C)80 80 39.5 5000
SF(C)100 100 -12~-34 1.5 61.7 6000
SF(C)120 120 88.8 6000
SF(C)150 150 -14~-39 139 6000
Items Linear shaft Flexible linear shaft Hollow linear shaft
Material CK45, SUJ2 CK45 SUJ2
Heat treatment Induction hardened Not hardened Induction hardened
Surface hardness HRC58±2 HRC15±3 HRC60±2
Surface treated Hard chrome plated Hard chrome plated Hard chrome plated
Precision h7, g6, h6 h7, g6 h7, g6, h6
Roundness Max3.0µm Max3.0µm Max3.0µm
Straightness Max5.0µm Max5.0µm Max5.0µm
Chrome thickness 20-30µm 30µm 30µm
Roughness Max1.5µm Max1.5µm Max1.5µm
Process mechanized Threading, reduced shaft diameter,coaxial holes drilled and tapped, flats-single or multiple, key way, snap ring grooves, radial holes drilled and tapped, chamfer
Application Linear shaft are widely used in many linear motion systems such as cylinder rods, automatic precision printers, automatic cutting machines and industrial robots.

###

Model SF(C) Diameter ФD(mm) Diameter tolerance μm(g6) Straightness tolerance μm/m Surface roughness Effective hardening depth(mm) Chamfer at both end (mm) Weight kg/m Max length mm
standard/S Precision/S
SF(C)3 3 -2~-8 60~-100/m 0.8~ 1.6 0.4~ 0.8 > 1.0 0.3 0.06 300
SF(C)4 4 -4~-12 0.1 400
SF(C)5 5 0.16 500
SF(C)6 6 0.23 600
SF(C)8 8 -5~-14 0.5 0.4 1000
SF(C)10 10 100~-150/m 0.62 1500
SF(C)12 12 -6~-17 0.89 2500
SF(C)13 13 1.04 3000
SF(C)16 16 0.7 1.58 3000
SF(C)20 20 -7~-20 > 1.5 2.47 3000
SF(C)25 25 3.85 3000
SF(C)30 30 > 2.0 1 5.55 3000
SF(C)35 35 -9~-25 7.55 4000
SF(C)40 40 > 2.5 9.87 4000
SF(C)50 50 1~1.5 15.4 5000
SF(C)60 60 -10~-29 > 3.0 22.2 5000
SF(C)80 80 39.5 5000
SF(C)100 100 -12~-34 1.5 61.7 6000
SF(C)120 120 88.8 6000
SF(C)150 150 -14~-39 139 6000

How to Identify a Faulty Drive Shaft

The most common problems associated with automotive driveshafts include clicking and rubbing noises. While driving, the noise from the driver’s seat is often noticeable. An experienced auto mechanic can easily identify whether the sound is coming from both sides or from one side. If you notice any of these signs, it’s time to send your car in for a proper diagnosis. Here’s a guide to determining if your car’s driveshaft is faulty:
air-compressor

Symptoms of Driveshaft Failure

If you’re having trouble turning your car, it’s time to check your vehicle’s driveshaft. A bad driveshaft can limit the overall control of your car, and you should fix it as soon as possible to avoid further problems. Other symptoms of a propshaft failure include strange noises from under the vehicle and difficulty shifting gears. Squeaking from under the vehicle is another sign of a faulty driveshaft.
If your driveshaft fails, your car will stop. Although the engine will still run, the wheels will not turn. You may hear strange noises from under the vehicle, but this is a rare symptom of a propshaft failure. However, you will have plenty of time to fix the problem. If you don’t hear any noise, the problem is not affecting your vehicle’s ability to move.
The most obvious signs of a driveshaft failure are dull sounds, squeaks or vibrations. If the drive shaft is unbalanced, it is likely to damage the transmission. It will require a trailer to remove it from your vehicle. Apart from that, it can also affect your car’s performance and require repairs. So if you hear these signs in your car, be sure to have it checked by a mechanic right away.

Drive shaft assembly

When designing a propshaft, the design should be based on the torque required to drive the vehicle. When this torque is too high, it can cause irreversible failure of the drive shaft. Therefore, a good drive shaft design should have a long service life. Here are some tips to help you design a good driveshaft. Some of the main components of the driveshaft are listed below.
Snap Ring: The snap ring is a removable part that secures the bearing cup assembly in the yoke cross hole. It also has a groove for locating the snap ring. Spline: A spline is a patented tubular machined element with a series of ridges that fit into the grooves of the mating piece. The bearing cup assembly consists of a shaft and end fittings.
U-joint: U-joint is required due to the angular displacement between the T-shaped housing and the pinion. This angle is especially large in raised 4x4s. The design of the U-joint must guarantee a constant rotational speed. Proper driveshaft design must account for the difference in angular velocity between the shafts. The T-bracket and output shaft are attached to the bearing caps at both ends.
air-compressor

U-joint

Your vehicle has a set of U-joints on the driveshaft. If your vehicle needs to be replaced, you can do it yourself. You will need a hammer, ratchet and socket. In order to remove the U-joint, you must first remove the bearing cup. In some cases you will need to use a hammer to remove the bearing cup, you should be careful as you don’t want to damage the drive shaft. If you cannot remove the bearing cup, you can also use a vise to press it out.
There are two types of U-joints. One is held by a yoke and the other is held by a c-clamp. A full ring is safer and ideal for vehicles that are often used off-road. In some cases, a full circle can be used to repair a c-clamp u-joint.
In addition to excessive torque, extreme loads and improper lubrication are common causes of U-joint failure. The U-joint on the driveshaft can also be damaged if the engine is modified. If you are driving a vehicle with a heavily modified engine, it is not enough to replace the OE U-joint. In this case, it is important to take the time to properly lubricate these components as needed to keep them functional.

tube yoke

QU40866 Tube Yoke is a common replacement for damaged or damaged driveshaft tubes. They are desirably made of a metallic material, such as an aluminum alloy, and include a hollow portion with a lug structure at one end. Tube yokes can be manufactured using a variety of methods, including casting and forging. A common method involves drawing solid elements and machining them into the final shape. The resulting components are less expensive to produce, especially when compared to other forms.
The tube fork has a connection point to the driveshaft tube. The lug structure provides attachment points for the gimbal. Typically, the driveshaft tube is 5 inches in diameter and the lug structure is 4 inches in diameter. The lug structure also serves as a mounting point for the drive shaft. Once installed, Tube Yoke is easy to maintain. There are two types of lug structures: one is forged tube yoke and the other is welded.
Heavy-duty series drive shafts use bearing plates to secure the yoke to the U-joint. All other dimensions are secured with external snap rings. Yokes are usually machined to accept U-bolts. For some applications, grease fittings are used. This attachment is more suitable for off-road vehicles and performance vehicles.
air-compressor

end yoke

The end yoke of the drive shaft is an integral part of the drive train. Choosing a high-quality end yoke will help ensure long-term operation and prevent premature failure. Pat’s Driveline offers a complete line of automotive end yokes for power take-offs, differentials and auxiliary equipment. They can also measure your existing parts and provide you with high quality replacements.
A U-bolt is an industrial fastener with threaded legs. When used on a driveshaft, it provides greater stability in unstable terrain. You can purchase a U-bolt kit to secure the pinion carrier to the drive shaft. U-bolts also come with lock washers and nuts. Performance cars and off-road vehicles often use this type of attachment. But before you install it, you have to make sure the yoke is machined to accept it.
End yokes can be made of aluminum or steel and are designed to provide strength. It also offers special bolt styles for various applications. CZPT’s drivetrain is also stocked with a full line of automotive flange yokes. The company also produces custom flanged yokes for many popular brands. Since the company has a comprehensive line of replacement flange yokes, it can help you transform your drivetrain from non-serviceable to serviceable.

bushing

The first step in repairing or replacing an automotive driveshaft is to replace worn or damaged bushings. These bushings are located inside the drive shaft to provide a smooth, safe ride. The shaft rotates in a rubber sleeve. If a bushing needs to be replaced, you should first check the manual for recommendations. Some of these components may also need to be replaced, such as the clutch or swingarm.

China Standard Cam Shaft Bearing Box for 12t/14t/16t/18t BPW Type Trailer Axle Parts Use 33116 33118 33213 Chrome Steel Tapered Roller Bearing Trailer with Free Design Custom

Product Description

cam shaft Bearing Box for 12T/14T/16T/18T bpw  type trailer axle parts use 33116 33118 33213 Chrome Steel tapered roller bearing trailer

Product Description

Factory Price!!!
Durable and reliable!!!

Customization Available!!!
Fine workmanship, fine raw materials

Product Parameters

Product Name

Trailer Hub Wheel Bearing Kit

Grease Seals

OD: 1-15/16″

ID: 1-1/2″

Height: 1/4″

Cotter Pins Length: 2-1/4″
Tang Washers

OD: 1-9/16″

ID: 1″

Height: 5/8″

Bearings

OD: 1-15/16″ (# L44610)

ID: 1-1/16″ (# L44649)

Replaces Part Numbers L44649, L44610, 12192TB
Kit Contains

(2) Inner Bearings # L44649

(2) Outer Bearings # L44649

(2) Inner Races # L44610

(2) Outer Races # L44610

(2) Grease Seals # 12192TB

(2) Tang Washers

(2) Cotter Pins

 

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We’ve invested in trailer parts (axle, suspension, fifth wheel, kingpin, landing gear, twist lock
etc) .
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Multiple production lines, CZPT produce multiple types truck trailers and spare parts.

XINYA have been in truck trailer field for more than 20 years.

XINYA Workshop

 

Our products are famous in aftermarket.

We’ve export to Europe, South America, South Africa and Southeast Asia.

We’ve passed ISO9001:2000 & BV & SGS & CCC certificates.

We’ve set up unified technical departments and testing standards.

FAQ

1. Q: Does your company has your own factory?

    A: Yes, we are factory, with long history and famous reputation in ZheJiang , China.

2. Q: Could you special design and produce for me?
    A: Definitely! We have all kinds of professional engineers to meet your various needs. 

3. Q: What’s your payment term?
    A: We accpet both T/T and L/C.
         T/T: 30% before production, 70% before leaving factory.
         L/C: 100% irrevocable Credit of Letter. 
 

More details for these trucks, please feel free to contact us!!!

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 Standard Cam Shaft Bearing Box for 12t/14t/16t/18t BPW Type Trailer Axle Parts Use 33116 33118 33213 Chrome Steel Tapered Roller Bearing Trailer   with Free Design CustomChina Standard Cam Shaft Bearing Box for 12t/14t/16t/18t BPW Type Trailer Axle Parts Use 33116 33118 33213 Chrome Steel Tapered Roller Bearing Trailer   with Free Design Custom