Product Description
Pinion Rack Round Worm Screw Helical Hypoid Straight Ring Spiral Forged Bevel Spur Differential Steering Internal Box Spline Plastic Nylon Stainless Steel Gear
Gears:
The processing production line we see can produce the following gears: spur gears, helical gears, bevel gears, spiral bevel gears, straight bevel gears, internal gears, worm gears, gear rack
| Process | CNC machining,CNC milling, cnc lathe machining |
| Available Material | 1.Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420,etc. |
| 2.Steel: C45, 40Cr, 42CrMo, 20CrNiMo, 20CrMnTi, etc. (AISI 1045, 5140, 4140/4142, 8620 etc.) | |
| 3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200CuZn37), C28000(CuZn40),etc. | |
| 4.Bronze: C51000, C52100, C54400, etc. | |
| 5. Iron: 1213, 12L14,1215,etc. | |
| 6. Aluminum: Al6061, Al6063,Al2571,Al7075 etc | |
| 7. Carbon steel:AISI1006,AISI1571,AISI1571,etc. | |
| 8.Nylon PA66,MC901,POM plastic ects | |
| Hardness | HRC50~55 |
| Quality Control | ISO9001 and ISO14001 |
| Dimension bore tolerances | -/+0.01mm |
| Quality standard | AGMA, JIS, DIN |
| Size/Color | Gears and parts dimensions are according to drawings from customer, and colors are customized |
| Surface treatment | black oxide,Zn-plated,ni-plated,tin-plated,chrome plated,passivated,sandblast and anodize,chromate,polish,electro painting,black anodize,plain,H.D.G,etc. |
| Dimensions Tolerance | ±0.01mm or more precise |
| Samples confirmation and approval | samples shipped for confirmation and shipping cost paid by customers |
| Package | Inner clear plastic bag/outside carton/wooden pallets/ or any other special package as per customer’s requirements. |
We also have injection molding machines, which can produce plastic nylon gears according to your needs
Related products
Transmission products:
Gearbox/gear reducer:
Click here for more details!
Customization process
Support Customized Gears from Customers’ drawings and samples and Various non-standard customization
1.Products Discussions
Customers send drawings oramples, and quote according to customers’ requirements.
2.Molds designing
Designing 3D drawings and optimizing the products.
3.Drawing confirmation
Sending the mold drawing tothe customers , and the customers CHINAMFG for confirmation.
4.Molds Construction
Manufacture molds accurately and accurately according to the drawings.
5.Moulds Inspection and Moulds Test
Detect various indicators of molds and optimization of inner cavities.
6.Sample Aprroval from Customer
Customers approve the samples and confirm them for bulk production.
7.Mass Production
Bulk production according to customers’s PO
8.PO Finished
Shipping to the customer andthe customers receive the gears.
If you need other customized requirements, please click here to contact us!
Why Choose Us
We enthusiastically provide sincere and prompt service to our customers and establish sustainable business relationship with them.
100% Factory inspection, we are responsible for any problems subjected to malfunction in warranty period.
We Can Provide You:
- On-time Delivery with More Choice
- Product Solutions and Service
- Long Quality Guarantee
- Local Technical Support
- Fast Response to Customers’ Feedbacks in 24 hours
Also I would like to take this opportunity to give a brief introduction of our CHINAMFG company:
Our company is a famous manufacturer of agriculture gearbox,worm reduce gearbox, PTO shafts, Sprockets ,rollar chains, bevel gear, pulleys and racks in china.
We have exported many products to our customers all over the world, we have long-time experience and strong technology support.
You also can check our website to know for more details, if you need our products catalogue, please contact with us.
Company information
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| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Gear Position: | External Gear |
| Manufacturing Method: | Cast Gear |
| Toothed Portion Shape: | Bevel Wheel |
| Material: | Cast Iron |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
|---|
What are the advantages and disadvantages of using a worm gear?
A worm gear offers several advantages and disadvantages that should be considered when selecting it for a specific application. Here’s a detailed explanation of the advantages and disadvantages of using a worm gear:
Advantages of using a worm gear:
- High gear reduction ratio: Worm gears are known for their high gear reduction ratios, which allow for significant speed reduction and torque multiplication. This makes them suitable for applications that require precise motion control and high torque output.
- Compact design: Worm gears have a compact design, making them space-efficient and suitable for applications where size is a constraint. The worm gear’s compactness allows for easy integration into machinery and equipment with limited space.
- Self-locking capability: One of the key advantages of a worm gear is its self-locking property. The angle of the worm thread prevents the reverse rotation of the output shaft, eliminating the need for additional braking mechanisms. This self-locking feature is beneficial for maintaining position and preventing backdriving in applications where holding the load in place is important.
- Quiet operation: Worm gears typically operate with reduced noise levels compared to other gear types. The sliding action between the worm and the worm wheel teeth results in smoother and quieter operation, making them suitable for applications where noise reduction is desired.
- High shock-load resistance: Worm gears have good shock-load resistance due to the sliding contact between the worm and the worm wheel teeth. This makes them suitable for applications that involve sudden or intermittent loads, such as lifting and hoisting equipment.
- Easy installation and maintenance: Worm gears are relatively easy to install and maintain. They often come as a compact unit, requiring minimal assembly. Lubrication maintenance is crucial for optimal performance and longevity, but it is typically straightforward and accessible.
Disadvantages of using a worm gear:
- Lower efficiency: Worm gears tend to have lower mechanical efficiency compared to some other gear types. The sliding action between the worm and the worm wheel teeth generates higher frictional losses, resulting in reduced efficiency. However, efficiency can be improved through careful design, quality manufacturing, and proper lubrication.
- Limited speed capability: Worm gears are not suitable for high-speed applications due to their sliding contact and the potential for heat generation. High speeds can lead to increased friction, wear, and reduced efficiency. However, they excel in low to moderate speed applications where high torque output is required.
- Heat generation: The sliding action between the worm and the worm wheel generates friction, which can result in heat generation. In high-load or continuous-duty applications, this heat buildup can affect the efficiency and longevity of the system. Proper lubrication and heat dissipation measures are necessary to mitigate this issue.
- Less suitable for bidirectional motion: While worm gears offer excellent self-locking capabilities in one direction, they are less efficient and less suitable for bidirectional motion. Reversing the direction of the input or output shaft can lead to increased friction, reduced efficiency, and potential damage to the gear system.
- Lower accuracy in positioning: Worm gears may have lower accuracy in positioning compared to some other gear types, such as precision gear systems. The sliding contact and inherent backlash in worm gears can introduce some degree of positioning error. However, for many applications, the accuracy provided by worm gears is sufficient.
- Potential for wear and backlash: Over time, the sliding action in worm gears can lead to wear and the development of backlash, which is the play or clearance between the worm and the worm wheel teeth. Regular inspection, maintenance, and proper lubrication are necessary to minimize wear and reduce backlash.
When considering the use of a worm gear, it’s essential to evaluate the specific requirements of the application and weigh the advantages against the disadvantages. Factors such as torque requirements, speed limitations, positional stability, space constraints, and overall system efficiency should be taken into account to determine if a worm gear is the right choice.
Can worm gears be used in heavy-duty machinery and equipment?
Yes, worm gears can be used in heavy-duty machinery and equipment. Here’s a detailed explanation of their suitability for such applications:
1. High torque transmission: One of the key advantages of worm gears is their ability to transmit high torque. The unique design of the worm and worm wheel allows for efficient torque generation and power transmission. This makes worm gears well-suited for heavy-duty applications that require the transfer of substantial rotational forces.
2. Compact size: Worm gears offer a compact and space-saving solution for heavy-duty machinery. Their compact design allows for the transmission of high torque in a relatively small package. This is particularly advantageous in applications where space constraints or compact design requirements are present.
3. Self-locking feature: Worm gears exhibit a self-locking characteristic, meaning that the worm can prevent the back-driving of the gear system. This feature is beneficial in heavy-duty machinery where it is essential to maintain a fixed position or prevent the system from reversing under load. The self-locking capability of worm gears provides stability and safety in various heavy-duty applications.
4. High gear ratios: Worm gears can achieve high gear ratios, which is advantageous in heavy-duty machinery that requires precise speed reduction. The high gear ratios allow for fine control of rotational speed and torque output, enabling the gear system to match the requirements of heavy loads and demanding operating conditions.
5. Durable construction: Worm gears are typically manufactured using robust materials such as alloy steels, cast iron, or bronze. These materials offer excellent strength, wear resistance, and durability, making worm gears capable of withstanding the heavy loads and harsh operating environments encountered in heavy-duty machinery.
6. Overload protection: The unique design of worm gears provides inherent overload protection. When the load exceeds the gear’s capacity, the sliding action between the worm and worm wheel causes a high frictional force, limiting the torque transmission and preventing damage to the gear system. This overload protection feature is valuable in heavy-duty machinery where sudden load spikes or unexpected overloads can occur.
7. Wide range of applications: Worm gears find applications in various heavy-duty machinery and equipment across different industries. Some examples include cranes, winches, elevators, mining machinery, construction equipment, rolling mills, heavy-duty conveyors, and marine propulsion systems. The versatility of worm gears makes them suitable for a wide range of heavy-duty applications.
It is important to note that while worm gears offer several advantages for heavy-duty machinery, there are certain considerations to keep in mind. These include proper lubrication to minimize friction and wear, adequate cooling to manage heat generation, proper alignment to ensure efficient power transmission, and regular maintenance to inspect for signs of wear or damage. By addressing these factors, worm gears can reliably and effectively meet the demands of heavy-duty machinery and equipment.
Understanding Worm Gears and Their Operation
A worm gear is a type of mechanical gear that consists of a threaded screw-like component (called the worm) and a toothed wheel (called the worm gear). It is used to transmit motion between non-intersecting and perpendicular shafts. Here’s how it works:
The worm, typically in the form of a cylindrical rod with a helical thread, meshes with the teeth of the worm gear. When the worm is rotated, its threads engage with the teeth of the worm gear, causing the gear to rotate. The direction of rotation of the worm gear is perpendicular to the axis of the worm.
One significant feature of worm gears is their ability to provide high gear reduction ratios. The number of teeth on the worm gear relative to the number of threads on the worm determines the reduction ratio. This makes worm gears suitable for applications where high torque and low-speed rotation are required.
Worm gears are commonly used in various mechanical systems, such as conveyor systems, lifts, automotive steering mechanisms, and more. Their unique design also provides a self-locking feature: when the system is not actively rotating the worm, the gear cannot easily backdrive the worm due to the angle of the threads, providing mechanical advantage and preventing reverse motion.
editor by CX 2024-03-26