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
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| 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 ensure proper alignment when connecting a worm gear?
Ensuring proper alignment when connecting a worm gear is crucial for the smooth and efficient operation of the gear system. Here’s a detailed explanation of the steps involved in achieving proper alignment:
- Pre-alignment preparation: Before connecting the worm gear, it is essential to prepare the components for alignment. This includes cleaning the mating surfaces of the gear and shaft, removing any debris or contaminants, and inspecting for any signs of damage or wear that could affect the alignment process.
- Measurement and analysis: Accurate measurement and analysis of the gear and shaft alignment are essential for achieving proper alignment. This typically involves using precision alignment tools such as dial indicators, laser alignment systems, or optical alignment instruments. These tools help measure the relative positions and angles of the gear and shaft and identify any misalignment.
- Adjustment of mounting surfaces: Based on the measurement results, adjustments may be required to align the mounting surfaces of the gear and shaft. This can involve shimming or machining the mounting surfaces to achieve the desired alignment. Care should be taken to ensure that the adjustments are made evenly and symmetrically to maintain the integrity of the gear system.
- Alignment correction: Once the mounting surfaces are prepared, the gear and shaft can be connected. During this process, it is important to carefully align the gear and shaft to minimize misalignment. This can be done by observing the alignment readings and making incremental adjustments as necessary. The specific adjustment method may vary depending on the type of coupling used to connect the gear and shaft (e.g., keyway, spline, or flange coupling).
- Verification and final adjustment: After connecting the gear and shaft, it is crucial to verify the alignment once again. This involves re-measuring the alignment using the alignment tools to ensure that the desired alignment specifications have been achieved. If any deviations are detected, final adjustments can be made to fine-tune the alignment until the desired readings are obtained.
- Secure fastening: Once the proper alignment is achieved, the gear and shaft should be securely fastened using appropriate fasteners and tightening procedures. It is important to follow the manufacturer’s recommendations for torque values and tightening sequences to ensure proper clamping force and prevent any loosening or slippage.
It is worth noting that the alignment process may vary depending on the specific gear system, coupling type, and alignment tools available. Additionally, it is important to refer to the manufacturer’s guidelines and specifications for the particular gear and coupling being used, as they may provide specific instructions or requirements for alignment.
Proper alignment should not be considered a one-time task but an ongoing maintenance practice. Regular inspections and realignment checks should be performed periodically or whenever there are indications of misalignment, such as abnormal noise, vibration, or accelerated wear. By ensuring proper alignment during the initial connection and maintaining it throughout the gear’s operational life, the gear system can operate optimally, minimize wear, and extend its service life.
How do you calculate the gear ratio of a worm gear?
Calculating the gear ratio of a worm gear involves determining the number of teeth on the worm wheel and the pitch diameter of both the worm and worm wheel. Here’s the step-by-step process:
- Determine the number of teeth on the worm wheel (Zworm wheel). This information can usually be obtained from the gear specifications or by physically counting the teeth.
- Measure or determine the pitch diameter of the worm (Dworm) and the worm wheel (Dworm wheel). The pitch diameter is the diameter of the reference circle that corresponds to the pitch of the gear. It can be measured directly or calculated using the formula: Dpitch = (Z / P), where Z is the number of teeth and P is the circular pitch (the distance between corresponding points on adjacent teeth).
- Calculate the gear ratio (GR) using the following formula: GR = (Zworm wheel / Zworm) * (Dworm wheel / Dworm).
The gear ratio represents the speed reduction and torque multiplication provided by the worm gear system. A higher gear ratio indicates a greater reduction in speed and higher torque output, while a lower gear ratio results in less speed reduction and lower torque output.
It’s worth noting that in worm gear systems, the gear ratio is also influenced by the helix angle and lead angle of the worm. These angles determine the rate of rotation and axial movement per revolution of the worm. Therefore, when selecting a worm gear, it’s important to consider not only the gear ratio but also the specific design parameters and performance characteristics of the worm and worm wheel.
editor by Dream 2024-04-30