Tag Archives: heavy tractor

China Best Sales Heavy Truck Trailer Parts Widely Application Square Axle 13ton 16ton Trailer Axle for Semi Trailer Parts Semi Trailer Tractor Truck German Axle near me shop

Product Description

Recommended Spring Seat
FB(mm) C/D/∅(mm)
75 100/180/24
90 115/180/27
100 125/180/27

Axle Type Max Capacity
(kg)
Brake Size
(mm)
Track
TR(mm)
Spring Seat
LM(mm)
Axle Beam
(mm)
GM
(mm)
Wheel Fixing Total Length
LP(mm)
Weight
(kg)
Bearing
Studs P.C.D. ∅H(mm)
ZI12GA-1 12,000 420×180 1820 ≤435 127 402 10-M22x1.5 ISO 335 281 2135 335 33213  33118
ZI12GA-2 12,000 420×180 1840 ≤455 150 422 10-M22x1.5 ISO 335 281 2155 360 33213  33118
ZI12GA-3 12,000 420×200 1840 ≤455 150 354 10-M22x1.5 ISO 335 281 2155 373 33213  33118
ZI12GA-4 12,000 420×180 2040 ≤455 150 622 8xM20X1.5 JIS 285.75 281 2355 375 33213  33118
ZI12GA-5 14,000 420×200 1840 ≤455 150 354 10-M22x1.5 ISO 335 281 2185 410 33215  32219
ZI12GA-6 14,000 420×220 1840 ≤455 150 354 10-M22x1.5 ISO 335 281 2185 415 33215  32219
ZI12GA-7 16,000 420×200 1850 ≤455 150 356 10-M22x1.5 ISO 335 281 2240 442 32314  32222
ZI12GA-8 16,000 420×220 1850 ≤455 150 376 10-M22x1.5 ISO 335 281 2240 455 32314  32222
ZI12GA-9 18,000 420×220 1850 ≤455 150 376 10-M22x1.5 ISO 335 281 2240 475 32314  32222

 

The Benefits of Spline Couplings for Disc Brake Mounting Interfaces

Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.

Disc brake mounting interfaces are splined

There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
splineshaft

Aerospace applications

The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
splineshaft

High-performance vehicles

A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
splineshaft

Disc brake mounting interfaces

A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.

China Best Sales Heavy Truck Trailer Parts Widely Application Square Axle 13ton 16ton Trailer Axle for Semi Trailer Parts Semi Trailer Tractor Truck German Axle     near me shop China Best Sales Heavy Truck Trailer Parts Widely Application Square Axle 13ton 16ton Trailer Axle for Semi Trailer Parts Semi Trailer Tractor Truck German Axle     near me shop

China supplier Heavy Truck Clutch Plate Tractor Parts Clutch Disc near me supplier

Product Description

FRICTION MATERIAL
Made of special friction material with the original standard, can withstand the harsh environment and ensure the service life

Friction materials from well-known manufacturers

Ceramic copper base & imported material is selected as friction material

Technical Update
Before improvement, there are 8 damping springs with firm structure, small torsion angle, and large stiffness

After improvement, there are 6 damping springs with firm structure, large torsion angle, and small stiffness

Why choose us

* The company was founded in 1998
* The plant covers an area of 7 509 2788       3 RE177574 887889M94
3599462M91 3757103M92 515 4514      514 4741      515 6514 3757111M91
3757111M91
3757115R92 AL 39244
AL 57415
AL 61754
AL 68571 82011592

 

Packaging Picture

Certificates

 

FAQ

Q1: Where is the location of OUTAISHI Automotive Parts CO LTD?
A1: Our company locals in HangZhou city, around 800kms from HangZhou, 700kms from ZheJiang , and it is very convenient to travel.
       Only 1.5 hours by air or 4 hours by train from HangZhou or ZheJiang .

Q2: What are the main products of OUTAISHI Automotive Parts CO LTD?
A2: Our main products are clutch assembly, clutch cover, clutch disc, clutch bearing for Automobiles, construction machinery, and tractor.

Q3: What are your terms of packing?
A3: Generally, we pack your goods using brown or white blank neutral boxes. If you have a legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q4: What are your terms of payment?
A4: 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.

Q5: How long I can get the goods after confirming the order?
A5: We need 10-50days for production; If you could arrange 100%TT, we will book ship advanced, you don’t need to waste time waiting for delivery.

Q6: Can you produce according to the samples?
A6: Yes, we can produce your samples or technical drawings. We can build the molds and fixtures.

Q7: What is your guarantee?
A7: 1 year or 12000km;

Q8: What should I do if claims appear?
A8: When the claims appear, what we need are the pictures of products, the use condition brief, and the order information. CHALLENWAY will analyze the problem, even field investigation, and work out a final option with customers.

Q9. Do you test all your goods before delivery?
A9: Yes, we have 100% test before delivery

Q10: How do you make our business a long-term and good relationship?
A10:1.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.

 

What Is a Worm Gear Reducer?

If you have never seen a worm gear reducer before, you’re missing out! Learn more about these incredible gears and their applications by reading this article! In addition to worm gear reducers, learn about worms and how they’re made. You’ll also discover what types of machines can benefit from worm gears, such as rock crushers and elevators. The following information will help you understand what a worm gear reducer is and how to find 1 in your area.
worm shaft

Typical worm shaft

A typical worm has 2 shafts, 1 for advancing and 1 for receding, which form the axial pitch of the gear. Usually, there are 8 standard axial pitches, which establish a basic dimension for worm production and inspection. The axial pitch of the worm equals the circular pitch of the gear in the central plane and the master lead cam’s radial pitch. A single set of change gears and 1 master lead cam are used to produce each size of worm.
Worm gear is commonly used to manufacture a worm shaft. It is a reliable and efficient gear reduction system that does not move when the power is removed. Typical worm gears come in standard sizes as well as assisted systems. Manufacturers can be found online. Listed below are some common materials for worm gears. There are also many options for lubrication. The worm gear is typically made from case hardened steel or bronze. Non-metallic materials are also used in light-duty applications.
A self-locking worm gear prevents the worm from moving backwards. Typical worm gears are generally self-locking when the lead angle is less than 11 degrees. However, this feature can be detrimental to systems that require reverse sensitivity. If the lead angle is less than 4 degrees, back-driving is unlikely. However, if fail-safe protection is a prerequisite, back-driving worm gears must have a positive brake to avoid reverse movement.
Worm gears are often used in transmission applications. They are a more efficient way to reduce the speed of a machine compared to conventional gear sets. Their reduced speed is possible thanks to their low ratio and few components. Unlike conventional gear sets, worm gears require less maintenance and lower mechanical failure than a conventional gear set. While they require fewer parts, worm gears are also more durable than conventional gear sets.
There are 2 types of worm tooth forms. Convex and involute helicoids have different types of teeth. The former uses a straight line to intersect the involute worm generating line. The latter, on the other hand, uses a trapezoid based on the central cross section of the root. Both of these tooth forms are used in the production of worms. And they have various variations in pitch diameter.
worm shaft

Types of worms

Worms have several forms of tooth. For convenience in production, a trapezoid-based tooth form is used. Other forms include an involute helicoidal or a convolute worm generating a line. The following is a description of each type. All types are similar, and some may be preferred over others. Listed below are the 3 most common worm shaft types. Each type has its own advantages and disadvantages.
Discrete versus parallel axis: The design of a worm gear determines its ratio of torque. It’s a combination of 2 different metals – 1 for the worm and 1 for the wheel – which helps it absorb shock loads. Construction equipment and off-road vehicles typically require varying torques to maneuver over different terrain. A worm gear system can help them maneuver over uneven terrain without causing excessive wear.
Worm gear units have the highest ratio. The sliding action of the worm shaft results in a high self-locking torque. Depending on the angle of inclination and friction, a worm gear can reach up to 100:1! Worm gears can be made of different materials depending on their inclination and friction angle. Worm gears are also useful for gear reduction applications, such as lubrication or grinding. However, you should consider that heavier gears tend to be harder to reverse than lighter ones.
Metal alloy: Stainless steel, brass, and aluminum bronze are common materials for worm gears. All 3 types have unique advantages. A bronze worm gear is typically composed of a combination of copper, zinc, and tin. A bronze shaft is more corrosive than a brass one, but it is a durable and corrosion-resistant option. Metal alloys: These materials are used for both the worm wheel.
The efficiency of worm gears depends on the assembly conditions and the lubricant. A 30:1 ratio reduces the efficiency to 81:1%. A worm gear is more efficient at higher ratios than an helical gear, but a 30:1 ratio reduces the efficiency to 81%. A helical gear reduces speed while preserving torque to around 15% of the original speed. The difference in efficiency between worm gear and helical gear is about half an hour!

Methods of manufacturing worm shafts

Several methods of manufacturing worm shafts are available in the market. Single-pointed lathe tools or end mills are the most popular methods for manufacturing worms. These tools are capable of producing worms with different pressure angles depending on their diameter, the depth of thread, and the grinding wheel’s diameter. The diagram below shows how different pressure angles influence the profile of worms manufactured using different cutting tools.
The method for making worm shafts involves the process of establishing the proper outer diameter of a common worm shaft blank. This may include considering the number of reduction ratios in a family, the distance between the worm shaft and the gear set center, as well as the torques involved. These processes are also referred to as ‘thread assembly’. Each process can be further refined if the desired axial pitch can be achieved.
The axial pitch of a worm must match the circular pitch of the larger gear. This is called the pitch. The pitch diameter and axial pitch must be equal. Worms can be left-handed or right-handed. The lead, which refers to the distance a point on the thread travels during 1 revolution of the worm, is defined by its angle of tangent to the helix on the pitch of the cylinder.
Worm shafts are commonly manufactured using a worm gear. Worm gears can be used in different applications because they offer fine adjustment and high gear reduction. They can be made in both standard sizes and assisted systems. Worm shaft manufacturers can be found online. Alternatively, you can contact a manufacturer directly to get your worm gears manufactured. The process will take only a few minutes. If you are looking for a manufacturer of worm gears, you can browse a directory.
Worm gears are made with hardened metal. The worm wheel and gear are yellow in color. A compounded oil with rust and oxidation inhibitors is also used to make worm gears. These oils adhere to the shaft walls and make a protective barrier between the surfaces. If the compounded oil is applied correctly, the worm gear will reduce the noise in a motor, resulting in a smoother performance.
worm shaft

applications for worm gear reducers

Worm gears are widely used in power transmission applications, providing a compact, high reduction, low-speed drive. To determine the torque ratio of worm gears, a numerical model was developed that makes use of the equation of displacement compatibility and the influence coefficient method, which provides fast computing. The numerical model also incorporates bending deflections of the gear surfaces and the mating surfaces. It is based on the Boussinesq theory, which calculates local contact deformations.
Worm gears can be designed to be right or left-handed, and the worm can turn either clockwise or counter-clockwise. An internal helical gear requires the same hand to operate both parts. In contrast, an external helical gear must be operated by the opposite hand. The same principle applies to worm gears in other applications. The torque and power transferred can be large, but worm gears are able to cope with large reductions in both directions.
Worm gears are extremely useful in industrial machinery designs. They reduce noise levels, save space, and give machines extra precision and fast-stopping capabilities. Worm gears are also available in compact versions, making them ideal for hoisting applications. This type of gear reducer is used in industrial settings where space is an issue. Its smaller size and less noise makes it ideal for applications that need the machine to stop quickly.
A double-throated worm gear offers the highest load capacity while still remaining compact. The double-throated version features concave teeth on both worm and gear, doubling the contact area between them. Worm gears are also useful for low to moderate-horsepower applications, and their high ratios, high output torque, and significant speed reduction make them a desirable choice for many applications. Worm gears are also quieter than other types of gears, reducing the noise and vibrations that they cause.
Worm gears have numerous advantages over other types of gears. They have high levels of conformity and can be classified as a screw pair within a lower-pair gear family. Worm gears are also known to have a high degree of relative sliding. Worm gears are often made of hardened steel or phosphor-bronze, which provides good surface finish and rigid positioning. Worm gears are lubricated with special lubricants that contain surface-active additives. Worm gear lubrication is a mixed lubrication process and causes mild wear and tear.

China supplier Heavy Truck Clutch Plate Tractor Parts Clutch Disc     near me supplier China supplier Heavy Truck Clutch Plate Tractor Parts Clutch Disc     near me supplier

China Good quality CZPT Auto Parts Friction Disc Heavy Duty Disk Paper for Tractor ISO/Ts16949 Certificate 5159830 near me factory

Product Description

5159830  Fiat Tractor Friction Disc

1, Dimension: 165*41*4.8/IT22; 22 inside gears;
2, Thickness: 4.8mm;
3, Friction disc for Fiat Tractor ;
4, Packaging: 5 PCS per box, exterior with fiber box pallet(non wooden box);
5, Delivery time: 45 days from the date of receiving prepayment and signed contract;
6, Production: 100, 000 PCS per month.

Related Products:

Paper / Carbon / Copper Friction Disc Characteristic Advantages:
1. Wear and friction property Following JB/T 9713-2013 national standard.
2. Friction coefficient range: 0.11-0.15, excellent anti slippage property.
3. Wearing rate : 0.08 -0.12 x 10-8 CM3/J, longer life time.
4. Working temperature 120 Centi degree.
5. Wide range of products, size ∅ 52mm-∅1080mm.
6. Material of steel back plate, C-1045 steel or 65Mn steel.
7. Suitable for all kinds of tractors, engineering machinery, excavator, bulldozer, construction machinery, harvester and forklift.
8. The delivery date will be about 45 days after receiving the advance payment, and the packaging will be in strong export cartons FM4606MP 216.9x144x2.7\OL3 STEEL —— 4 AUSCO 74552 FM6724MP 151.8×60.7×1.9\OL2 STEEL —— 5 BALKANCAR KTM1189 FM4051 146×102.6×2.5\IT35 BRONZE SPIRAL 6 BELAZ 540-170-1352 FM1962MP 265.5197.52.6\OL14 STEEL —— 7 J C BAMFORD 550/43098 FM2997 298x215x4.5\IT72 PAPER 2 PASS 8 BELL 226813 FM3167 450x300x5.3\IT60 GRAPHITE WAFFLE 9 BENATI 321 2326 FM1305OE 148.6×107.7×2.6\IT52 BRONZE RADIAL 10 BENFORD 800-9092 FM2829 133.1×92.7×2.1\IT45 PAPER 2 PASS 11 CASE (DAVID BROWN) A14509 FM3382FP 339.7×133.4×1.5\HOLE6 STEEL FLEXI PLATE 12 CATERPILLAR 3948242C FM7379 379.1×79.2×9.1\IT18 CARBON PA WAFFLE 13 CLARK / DANA 25712 FM0647 165.1×74.2×4\IT19 BRONZE SUNBURST 14 DAEWOO  3T2567S FM3384MP 205.5×145.4×3.5\OT43(64) STEEL —— 15 DAIMLER 554179 FM0709 213.4×142.2×3.2\OT82 BRONZE RADIAL 16 FIAT ALLIS  000 14687 FM2840MP 290.1×195.1×2.5\IT67 STEEL —— 17 FORD 1P77518A FM1276MP 138.9x98x1.8\OT50(54) STEEL DISHED 18 FRISCH-FAUN D310 564 FM2678MP 162x105x2.3\IT44 STEEL —— 19 GIRLING 7332 0676 FM1591 224×53.3×4.8\IT22 BRONZE SPR/WAG 20 TAMROCK 4699665 FM1337OE 133.1×92.7×2.3\IT45 BRONZE RADIAL 21 TCM FORKLIFT 16382-54721 FM4215 130x85x2.5\IT34 BRONZE SUNBURST 22 TORO / TAMROCK / SANDVIK 4678031 FM1779 456.7×313.7×7.8\IT34(38) GRAPHITE SUNBURST             We have 6000 itemsavallable, please contact us for detailed information.

Production Environments:

Company Profile:
Founded in 1992, our factory covers an area of more than 20,000 square meters, with an annual output of about 1,000 tons. Our main business is the production
and sales of auto parts products, such as clutch facings, copper clutch buttons, friction disc and related accessories. We are also 1 of the earliest friction
material manufacturers in China.
Our factory has passed ISO9001 quality system certification. And we have various advanced lathes and processing equipments, as well as various engineering
testing instruments,reaching the leading level in the domestic industry. Our products are exported to all over the world and well received by customers.

Why Choose Us?
1. Focus on friction materials production for more than 20 years.
2. Strict quality control system and professional inspection, OEM service avaliable.
3. One year quality gurantee since the date of delivery.
4. The product has passed CE, ISO and TS16949 certificates.
5. Professional online service team, quick response for customer message and question.      
6. Sales markets covers North America, South Aemica, Europe,Asia, Middle east and Africa.

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.
worm shaft

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

China Good quality CZPT Auto Parts Friction Disc Heavy Duty Disk Paper for Tractor ISO/Ts16949 Certificate 5159830     near me factory China Good quality CZPT Auto Parts Friction Disc Heavy Duty Disk Paper for Tractor ISO/Ts16949 Certificate 5159830     near me factory

China Professional CZPT CZPT Wheel Loader and Excavator Tractor Parts Rock Bucket Teeth for Dh300 2713-1219RC, Used Heavy Equipment Parts Tooth Pin with Best Sales

Product Description

Forged Teeth 2713-1219RC 

Product Description

Product: Forged Bucket Teeth  Excavator Teeth
Material: 30CrMnSi
Part No.: 2713-1219RC
Compatible Brand:  Doosan Excavator 
Production Process: Forging
Surface Hardness: HRC48-52
Color: Gray-black or Customized
Certification: ISO9001
Deliver time:  7-15 days after contrast established 
Offer customized Service : Yes

Detailed Photos

How can I be sure the bucket teeth will fit my excavators ?

The main function of the excavator is for engineering construction. Such as highways, bridges, buildings, breeding ponds, underground engineering, emergency excavation, etc. 

Bucket as an important part for excavator,  also composed of many accessories, like forged bucket teeth and adapter, cutting edges and blades, bucket protector, etc.

 

 

Company Profile

Establised in 2007, CZPT always insist on quality first, service first, continuously introduce new equipment, improve products quanlity and increase production capacity.
Among them, forged bucket teeth, as 1 of the main products of Gold Forging, can match most brands on the market, and the R&D department is also committed to developing new bucket teeth to adapt to different brands of excavators, such as Cat, Komatu, Volvo, and Deawoo excavators, etc.

 

Packaging & Shipping

 

FAQ

1. You are a trader or a manufacture?
We are an industry and trade integration business, our factory located in HangZhou ,and our sales department is in City centre of HangZhou.

2. How can I be sure the part will fit my excavator?
Give us correct model number/machine serial number/ any numbers on the parts itself. Or measure the parts give us dimension or drawing.

3. How about the payment terms?
We usually accept T/T or L/C. other terms also could be negotiated.

4. What is your minimum order?
It depends on what you are buying. Normally, we don’t have MOQ request.

5. What is your delivery time?
If don’t stock in factory : 20 days . If there are any parts in stock , our delivery time is only 0-7 days.

6. What about Quality Control?
We have a perfect QC system for the perfect products. A team who will detect the product quality and specification piece carefully, monitoring every production process until packing is complete, to ensure product safety into container.

7. Can offer the sample ?
For forged bucket teeth we can offer free sample, but the clients need bear the freight. 

 

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China Professional CZPT CZPT Wheel Loader and Excavator Tractor Parts Rock Bucket Teeth for Dh300 2713-1219RC, Used Heavy Equipment Parts Tooth Pin     with Best SalesChina Professional CZPT CZPT Wheel Loader and Excavator Tractor Parts Rock Bucket Teeth for Dh300 2713-1219RC, Used Heavy Equipment Parts Tooth Pin     with Best Sales