Product Description
FAQ:
What is your product range?
1.CNC machining parts, precision parts, CNC parts, metal machining parts.
2.CNC turning parts, CNC turned parts,Lathe parts, turned parts.
3.CNC milling parts, CNC milled parts, metal milling parts.
4.CNC machined parts,CNC machine part, CNC machinery parts.
5.Metal parts, Auto parts, mechanical parts.spare parts,accessories,hardware.
6.Die casting parts,aluminum casting parts, Zinc casting parts.
7.Die stamping parts, metal stamping parts, press stamping tooling
8. Sheet metal fabrication, bending parts, laser cutting parts, welding parts.
Are you a manufacturer?
Yes, We are the manufacturer of all kinds of metal parts by CNC machining, turning, milling, stamping,
casting and bending with13 years’experince ,Warmly welcome to visit our factory at any time.
What is material you can process?
Stainless steel: SUS303, SUS304, SUS316, SUS316L, SUS430, SUS440, etc
Aluminum: 6061-T6, 6063-T5, 7075-T6, 2011, 2017, 2571, 5052, 5083, 6082 etc
Brass/copper: C11000, C15710, C12000, C26000, C36000, etc
Carbon steel: Q235,S235JR,1571, 1015, 1571, 1571, 1030, 1035, 1040, 1045, etc
Plastic: PVC, POM, Telfon, Delrin, PEEK ,Nylon, ABS, PC, PP,PA6, PA66, etc
Free cutting steel: 1211, 12L13, 12L14, 1215, etc
Tool Steel: SKD61,SKD11,HSS M2,ASP23 ,H13,1.2344,D2,1.2379,etc
Alloy steel: 40Cr,15CrMo,4140,4340,35CrMo,16MnCr5
Titanium alloy
What benefit we can get from you?
1)Competitive price
2)High quality control : 100% full inspection before shipment
3)High precision, tolerance can be ± 0.005mm
4)Fast lead time (5-7days for samples, 12-15 days for mass production)
5)Non-standard//OEM//customized service provided
6)No MOQ, small QTY is acceptable.
7)ISO 9001:2015 certificated factory, ROHS material used
9)Professional export packing: separate Blister plastic box or Bubble Wrap/Pearl Wool +Carton+Wooded Case, keep no scratch and damage
How does the CHINAMFG control the quality?
1)During processing, the operating machine worker inspect the each sizes by themselves.
2)After finished the first whole part, will show to QA for full inspection.
3)Before shipment, the QA will inspect according to ISO sampling inspection standard for mass production. Will do 100% full checking for small QTY.
4) when shipping the goods, we will attached the inspection report with the parts.
How to handle the complains?
1)During processing, if found any sizes defective, we will inform the clients and get clients approval.
2)If happen any complaints after got the goods, pls show us photos and detail complaints points, we will check with the production department and QC depart. Immediately and give solving solution with 6 hours.
3)If need re-make, we will arrange re-make urgently and ship you new replacement within 5 days. CHINAMFG will bear all the cost ( include shipping cost).
What’s the payment term?
50% deposit, 50% balance by T/T before shipment when order amount over 5000USD.
100% T/T in advance when amount less than 5000USD
L/C payment term for big amount order is acceptable.
Paypal and Western Union for samples cost or very small order.
What’s the delivery time ?
Normal for samples, 5-7 working days;
For mass production, it takes about 12-15 working days.
If any urgent parts, we can provide preferential processing and control the delivery time as you required.
What is the standard of package?
Professional export packing:
1)Separate Blister plastic box or Bubble Wrap/Pearl Wool, keep no scratch and damage.
2)Under 100 KGS parts, use strong DHL export Carton .
3)Above 100 KGS, will customize Wooded case for packing.
How to ship the parts?
1)Normally, we shipped the goods by DHL,FEDEX,UPS,TNT express.
2-3 days can arrived the clients’ company directly.
2)For heavy parts, can shipped by air or by sea according to customers’indication.
Can we get some sample?
1.Free sample can be provided,but the clients will bear the shipping cost.
2.Samplemaking can be satisfied as customer’s demands,and the sample cost is about 50-100 USD for each part,it depends on the processing.
3. Sample charge is returnable after order the mass production.
What kind of certificate you have ?
We have ISO9001:2015
RoHS compliance for material and surface treatment
What information should i let you know once i want to make a inquiry?
1.The drawings ( PDF,CAD or 3D )?
2. The material for each drawings?
3. The surface treatment requirement.
4. How many pieces do you need?
How fast you can get quotation from CHINAMFG ?
After get customer’s detail enquiry( Clear drawings, material, QTY, surface treatment).
Normally, we will provide offer within 6 hours.
If more than 100 drawings, will provide price within 24 hours.
What is your main market?
North America, South America, Western European,
Southeast Asia,Australia
| Delivery Time: | 7-15 Working Days |
|---|---|
| Surface Treatment: | Anodic Oxidation |
| Tolerance: | +-0.005 |
| Transport Package: | Crate |
| Specification: | 128*45mm |
| Trademark: | QD |
| Customization: |
Available
| Customized Request |
|---|
What is the lifespan of a typical worm gear?
The lifespan of a typical worm gear can vary depending on several factors, including the quality of materials, design, operating conditions, maintenance practices, and the specific application. Here’s a detailed explanation of the factors that influence the lifespan of a worm gear:
1. Quality of materials: The choice of materials used in the construction of the worm gear greatly impacts its lifespan. High-quality materials, such as hardened steel or bronze, offer better durability, wear resistance, and overall longevity compared to lower-quality materials. The selection of appropriate materials based on the application requirements is crucial for achieving a longer lifespan.
2. Design considerations: The design of the worm gear, including factors such as tooth profile, size, and load distribution, can influence its lifespan. Well-designed worm gears with optimized tooth geometry and proper load-carrying capacity tend to have longer lifespans. Additionally, features like lubrication systems and anti-backlash mechanisms can also contribute to improved durability and extended lifespan.
3. Operating conditions: The operating conditions under which the worm gear operates play a significant role in determining its lifespan. Factors such as load magnitude, speed, temperature, and environmental conditions can affect the wear and fatigue characteristics of the gear. Properly matching the worm gear to the application requirements and ensuring that it operates within specified limits can help prolong its lifespan.
4. Maintenance practices: Regular maintenance and proper lubrication are essential for maximizing the lifespan of a worm gear. Adequate lubrication helps reduce friction, wear, and heat generation, thereby extending the gear’s life. Regular inspections, lubricant replenishment, and timely replacement of worn or damaged components are important maintenance practices that can positively impact the lifespan of the worm gear.
5. Application-specific factors: The specific application in which the worm gear is used can also influence its lifespan. Factors such as operating cycles, torque levels, shock loads, and duty cycles vary between applications and can impact the wear and fatigue experienced by the gear. Understanding the unique requirements and demands of the application and selecting a worm gear that is appropriately rated and designed for those conditions can contribute to a longer lifespan.
Given the variations in materials, designs, operating conditions, and maintenance practices, it is challenging to provide a specific lifespan for a typical worm gear. However, with proper selection, installation, and maintenance, worm gears can have a lifespan ranging from several years to decades, depending on the factors mentioned above.
It is worth noting that monitoring the performance of the worm gear through regular inspections and addressing any signs of wear, damage, or excessive backlash can help identify potential issues early and extend the gear’s lifespan. Additionally, following the manufacturer’s guidelines and recommendations regarding maintenance intervals, lubrication types, and operating limits can significantly contribute to maximizing the lifespan of a worm gear.
How do you address noise and vibration issues in a worm gear system?
Noise and vibration issues can arise in a worm gear system due to various factors such as misalignment, improper lubrication, gear wear, or resonance. Addressing these issues is important to ensure smooth and quiet operation of the system. Here’s a detailed explanation of how to address noise and vibration issues in a worm gear system:
1. Misalignment correction: Misalignment between the worm and the worm wheel can cause noise and vibration. Ensuring proper alignment of the gears by adjusting their positions and alignment tolerances can help reduce these issues. Precise alignment minimizes tooth contact errors and improves the meshing efficiency, resulting in reduced noise and vibration levels.
2. Lubrication optimization: Inadequate or improper lubrication can lead to increased friction and wear, resulting in noise and vibration. Using the correct lubricant with the appropriate viscosity and additives, and ensuring proper lubrication intervals, can help reduce friction and dampen vibrations. Regular lubricant analysis and replenishment can also prevent excessive wear and maintain optimal performance.
3. Gear inspection and replacement: Wear and damage to the gear teeth can contribute to noise and vibration problems. Regular inspection of the worm gear system allows for early detection of any worn or damaged teeth. Timely replacement of worn gears or damaged components helps maintain the integrity of the gear mesh and reduces noise and vibration levels.
4. Noise reduction measures: Various noise reduction measures can be implemented to minimize noise in a worm gear system. These include using noise-dampening materials or coatings, adding sound insulation or vibration-absorbing pads to the housing, and incorporating noise-reducing features in the gear design, such as profile modifications or helical teeth. These measures help attenuate noise and vibration transmission and improve overall system performance.
5. Resonance mitigation: Resonance, which occurs when the natural frequency of the system matches the excitation frequency, can amplify noise and vibration. To mitigate resonance, design modifications such as changing gear stiffness, altering the system’s natural frequencies, or adding damping elements can be considered. Analytical tools like finite element analysis (FEA) can help identify resonant frequencies and guide the design changes to reduce vibration and noise.
6. Isolation and damping: Isolation and damping techniques can be employed to minimize noise and vibration transmission to the surrounding structures. This can involve using resilient mounts or isolators to separate the gear system from the rest of the equipment or incorporating damping materials or devices within the gear housing to absorb vibrations and reduce noise propagation.
7. Tightening and securing: Loose or improperly tightened components can generate noise and vibration. Ensuring that all fasteners, bearings, and other components are properly tightened and secured eliminates sources of vibration and reduces noise. Regular inspections and maintenance should include checking for loose or worn-out parts and addressing them promptly.
Addressing noise and vibration issues in a worm gear system often requires a systematic approach that considers multiple factors. The specific measures employed may vary depending on the nature of the problem, the operating conditions, and the desired performance objectives. Collaborating with experts in gear design, vibration analysis, or noise control can be beneficial in identifying and implementing effective solutions.
How does a worm gear differ from other types of gears?
A worm gear differs from other types of gears in several ways. Here are the key differences:
- Gear Configuration: A worm gear consists of a threaded worm and a mating gear, known as the worm wheel or worm gear. The worm has a helical thread that meshes with the teeth of the worm wheel. In contrast, other types of gears, such as spur gears, bevel gears, and helical gears, have parallel or intersecting axes of rotation.
- Gear Ratio: Worm gears provide high gear reduction ratios compared to other types of gears. The ratio is determined by the number of teeth on the worm wheel and the number of threads on the worm. This high reduction ratio allows worm gears to transmit more torque while maintaining a compact size.
- Direction of Rotation: In a worm gear system, the worm can drive the worm wheel, but the reverse is not true. This is due to the self-locking nature of worm gears. The angle of the worm’s helical thread creates a wedging action that prevents the worm wheel from backdriving the worm. This characteristic makes worm gears suitable for applications requiring a mechanical brake or holding position.
- Efficiency: Worm gears typically have lower efficiency compared to other types of gears. This is primarily due to the sliding action between the worm’s threads and the worm wheel’s teeth, which leads to higher friction and energy losses. Therefore, worm gears are not ideal for applications that require high efficiency or continuous, high-speed operation.
- Lubrication: Worm gears require proper lubrication to reduce friction and wear. The sliding action between the worm and the worm wheel generates heat, which can affect the performance and lifespan of the gear system. Lubricants help to dissipate heat and provide a protective film between the mating surfaces, reducing friction and extending the gear’s life.
- Applications: Worm gears are commonly used in applications that require high gear reduction, compact size, and self-locking capabilities. They are found in various industries, including elevators, automotive steering systems, machine tools, robotics, and winding mechanisms.
Overall, the unique design and characteristics of worm gears make them suitable for specific applications where high torque, compactness, and self-locking features are essential, even though they may have lower efficiency compared to other types of gears.
editor by CX 2023-11-17