Product Description
Customize Precision CNC Machining Turning Driving Gear
Product Description
Major Products:
spur gear; worm gear; bevel gear; planetary gear; gear; metal gear; cycle gear; pinion gear; gear
manufacturing; helical gear; custom gear; spiral bevel gear; rack and pinion gear; mechanical
gears; transmission gears; rack gear; spiral gear; work gear; gear reducer; richmond gear;
hypoid gear; gear wheels; pulleys and gears; motive gear; gear teeth; truck gear; gear system;
involute gear.
Material |
Steel:Carbon steel/ Mild steel/ Cold roll steel/ Hot roll steel |
Surface Treatment |
Zinc plating, Powder, Passivation, Sand blasting, Brushing & ploshing etc. |
Processing Equipment |
Large laser cutter Bending machine Plasma cutting machine Punching machine Wire cutter CNC machining center CNC lathe Automatic lathe machine Milling machine Drilling machine |
Drawing Format |
pdf/.igs./.stp/x_t. etc. |
Drawing Format |
EXW, FOB, CIF |
Packing of Sheet Metal Stamping |
PE bag+carton box or other custom packaging |
Applications |
Auto Parts/Motocycle parts/Contruction Parts/Furniture Parts/Electronic Parts |
PRODUCT DESCRIPOTION
1. CHINAMFG wheel and pinion gears and spiral bevel gears for automobile rear axle, truck, tractor
front/rear axle and tool.
2. Raw material: 20CrMni \22CrMo \8620 \SCM420
Processing: Forging, normalizing, rough, machining, fine finishi, carburizing, tempering,
annealing, accurate grinding, matching and testing, packing.
3. The tooth surface is finished by lapping machine, the color will be silver gray
4. Hardness about surface: HRC58-62, internal: HRC35-40.
5. We can process gears according to customers drawing and samples.
Inspections:
3D instruments, 2D instruments, Projectors, Height Gauges, Inner diameter dial indicators, Dial gaues,
Thread and Pin gauges, Digital calipers,Micro calipers, Thickness testers, Hardness testers Roughness
testers, etc.( Detection accuracy to 0.001 millimetre )
Mininum of Quantity | 100 Piece/Pieces |
Unit Weight | 0.5kg~300kg |
Price | FOB HangZhou,China,USD1.5~1.9 |
Packing Details | Paper Box in Wooden Pallet |
Delivery Time | One month |
Payment Terms | L/C, T/T |
Machining | CNC or |
Supply Capacity | 50 Metric Tons per Month |
Standard | DIN,ASTM,GOST,B |
Packing:
1: Shrink film+ bulk loading
2: Shrink film +Carton box + Pallet/ wooden case
3: PP + Wooden case
4: As per customers’ requirements or negotiated
Q1: How can I get cnc spare parts sample?
1. Sample fee will be free if we have in stock, you just need to pay the shipping cost is OK.
2. The sample of your own design needs to pay for the mold set up charge. Samples production takes
5-7 working days after set up charge received & size drawing approval.
Q2: How to pay for the order?
There are 4 options to pay the order: Bank Transfer; Western Union; Paypal; Payoneer. Kindly choose
the most suitable way for you to arrange it.
Q3: What is the shipping method?
The samples were sent out by international airway express company like DHL, UPS, FedEx, TNT.
Usually takes around 5-7 working days (door to door service). We arrange goods shipment via sea
or air.
Q4: Can you give me help if my products are very urgent?
Yes, We can work overtime and add a few machines to produce these products if you need it urgently.
Q5: I want to keep our design in secret, can we CHINAMFG NDA?
Sure, we will not display any customers’ design or show to other people, we can CHINAMFG NDA.
You can look through our website to find your interest or email your any questions through
below approach! We will reply to you within 12 hours.
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Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
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Hardness: | Hardened Tooth Surface |
Gear Position: | Internal Gear |
Samples: |
US$ 4/Piece
1 Piece(Min.Order) | Order Sample as custom required
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do you prevent backlash and gear play in a worm gear mechanism?
Preventing backlash and gear play is essential for maintaining the accuracy and performance of a worm gear mechanism. Here’s a detailed explanation of how to prevent backlash and gear play in a worm gear mechanism:
Backlash refers to the play or clearance between the teeth of the worm and the worm wheel in a worm gear mechanism. It can result in inaccuracies, positioning errors, and reduced efficiency. Here are some measures to prevent or minimize backlash and gear play:
- Precision manufacturing: Accurate and precise manufacturing of the worm and worm wheel is crucial to minimize backlash. High-quality machining techniques, such as grinding, can be employed to achieve precise tooth profiles and minimize any gaps between the teeth. Careful attention to the design and manufacturing tolerances can help reduce backlash.
- Tight meshing clearance: Proper adjustment of the meshing clearance between the worm and the worm wheel can help minimize backlash. The meshing clearance should be set as small as possible without causing interference or excessive friction. Close clearance ensures a tighter fit between the teeth, reducing the amount of play or backlash.
- Anti-backlash mechanisms: Anti-backlash mechanisms can be incorporated into the worm gear system to reduce or eliminate backlash. These mechanisms typically consist of spring-loaded components or adjustable devices that help compensate for any clearance between the teeth. They apply a constant pressure to keep the teeth engaged tightly, reducing the effects of backlash.
- Preload: Applying a preload to the worm gear system can help minimize backlash. Preload involves applying a slight compressive force or tension to the components, ensuring they remain engaged and eliminating any clearance. However, it is important to apply the appropriate preload to avoid excessive friction and wear.
- Lubrication: Proper lubrication is crucial for minimizing backlash and reducing gear play. Lubricants with suitable viscosity and properties should be used to ensure smooth and consistent operation of the worm gear mechanism. Good lubrication helps reduce friction, wear, and any potential clearance that can contribute to backlash.
- Regular maintenance: Regular inspection and maintenance of the worm gear mechanism can help detect and address any developing backlash or gear play. Routine checks can identify signs of wear, misalignment, or improper lubrication, allowing for timely adjustments or replacements to minimize backlash and maintain optimal performance.
It’s important to note that completely eliminating backlash in a worm gear mechanism may not always be possible or desirable. Some applications require a certain level of backlash to accommodate thermal expansion, compensate for positional errors, or allow for smooth operation. The acceptable level of backlash depends on the specific requirements of the application.
When implementing measures to prevent backlash and gear play, it is crucial to strike a balance between minimizing backlash and ensuring smooth, reliable operation. The specific techniques and approaches used to minimize backlash may vary depending on the design, manufacturing, and application requirements of the worm gear mechanism.
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.
What is the purpose of a self-locking feature in a worm gear?
A self-locking feature in a worm gear serves the purpose of preventing reverse motion or backdriving of the gear system. When a worm gear is self-locking, it means that the worm can rotate the worm wheel, but the reverse action is hindered or restricted, providing a mechanical holding or braking capability. This self-locking feature offers several advantages and is utilized in various applications. Here are the key purposes of the self-locking feature:
- Mechanical Holding: The self-locking capability of a worm gear allows it to hold a specific position or prevent unintended movement when the worm is not actively driving the system. This is particularly useful in applications where it is necessary to maintain a fixed position or prevent the gear from rotating due to external forces or vibrations. Examples include elevators, lifts, and positioning systems.
- Backdriving Prevention: The self-locking feature prevents the worm wheel from driving the worm in the reverse direction. This is advantageous in applications where it is crucial to prevent a load or external force from causing the gear to rotate backward. For instance, in a lifting mechanism, the self-locking feature ensures that the load remains suspended without requiring continuous power input.
- Enhanced Safety: The self-locking property of a worm gear contributes to safety in certain applications. By preventing unintended or undesired motion, it helps maintain stability and reduces the risk of accidents or uncontrolled movement. This is particularly important in scenarios where human safety or the integrity of the system is at stake, such as in heavy machinery or critical infrastructure.
It’s important to note that not all worm gears are self-locking. The self-locking characteristic depends on the design parameters, specifically the helix angle of the worm’s thread. A higher helix angle increases the self-locking tendency, while a lower helix angle reduces or eliminates the self-locking effect. Therefore, when selecting a worm gear for an application that requires the self-locking feature, it is essential to consider the specific design parameters and ensure that the gear meets the necessary requirements.
editor by CX 2024-01-11