China best Standard and Nonstandard Transmission Spur/Helical/Bevel Gear spurs gear

Product Description

Standard and Nonstandard Transmission Spur/Helical/Bevel Gear

 

Use:
Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,
electric power, telecommunictions, textiles, and transportation departments.
Such as:
1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.
2. Pum:Water pump, oil pump, slush pump, etc.
3. Fan: Draft fan, fanner, boil fan, etc.
4. Excator:bucket excavator bucket, wheel excavators .
5. Crane:Tower crane, gantry crande, bridge crane.
6. Others:Various elevators, coal plough, ball mill, crusher, recreation machine.
7. Blender equipment, centrifuger, washer, leather-making machine, machine for recreation park mixer wire drawing machine.Extruder, dregs crusher of boiler.
8. Plastic feeder, rubber smelling machine, etc.
 
Main Products:
1. Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate; 
2. Forging, Casting, Stampling Part; 
3. V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;  
4. Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.; 
5. Shaft Coupling:including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling, Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;  
6. Shaft Collars: including Setscrew Type, Single Split and Double Splits; 
7. Gear & Rack: Spur gear/rack, bevel gear, helical gear/rack
8. Other customized Machining Parts according to drawings (OEM).

More Advantages:
1. More competitive prices,
2. Shorter delivery date: 35 days.
3. We are the professional manufacturer in the field of Power Trans. Parts,specially for Timing Pulleys.
4. Produce standard and non-standard
5. Strict QC Management:ISO9001:2008,our engineer,Mr.Wang has specialized in the prodcution for over 20 years. 
 
Packaging & Shipping:
All the products can be packed in cartons,or,you can choose the pallet packing.
MADE IN CHINA can be pressed on wooden cases.Land,air,sea transportation are available.UPS,DHL,TNT,
FedEx and EMS are all supported.

 
Company: 

ZheJiang MIGHTY MACHINERY Co.Ltd., a subsidiary company of ZheJiang Machinery Imp.&Exp. Corp(SCMIEC),which is a wholly stated-owned enterprise established in1980,specialized in producing precision mechanical power transmission products. After years of hard work,Mighty become the holding company of 3 manufacturing factories and also the 1 of the largest enterprise supply power transmission parts in western China.

Mighty’s products are mainly exported to Europe,America and Middle East market. With the top-ranking management,professional technical support and abundant export experience,Mighty has established lasting and stable business partnership with many world famous companies and has got good reputation from world wide customers in international sales.

Factory View:

Exhibition:

 
 
FAQ:
1. MOQ
 A: Generally, 1 pc for standard parts; contact for nonstandard parts.
 
2. Delivery Time
 A: In stock: within 5 working days. Out of stock: depends on your order quantity.
 
3. How To Select
 A: part number or drawing, catalogue. If no, you can send us your sample, so we can make the drawing and sample accordingly.

4: What is the Warranty for your products?
 A:Normally our warranty is 1 year.
 
Contacts:

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Application: Motor, Machinery, Agricultural Machinery, and So on
Hardness: Hardened Tooth Surface
Manufacturing Method: Sintered Gear
Toothed Portion Shape: Spur/Helical/Bevel
Material: Steel/Plastic/42CrMo
Type: Spur Gear
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

helical gear

How do you install a helical gear system?

Installing a helical gear system involves several steps to ensure proper alignment, engagement, and smooth operation. Here’s a detailed explanation of how to install a helical gear system:

  1. Prepare the Gear Components: Before installation, ensure that all gear components, including the helical gears, shafts, and bearings, are clean and free from debris or damage. Inspect the gears for any signs of wear, pitting, or tooth damage that may affect their performance.
  2. Check Gear Specifications: Verify that the helical gears you are installing are the correct size, tooth profile, and helix angle for the intended application. Refer to the gear specifications and engineering drawings to ensure compatibility and proper gear meshing.
  3. Align the Shafts: Proper shaft alignment is crucial for the smooth operation of a helical gear system. Align the shafts accurately using precision alignment tools such as dial indicators or laser alignment systems. Align the shafts both radially and axially to minimize misalignment and ensure the gears mesh correctly.
  4. Install Bearings: Mount the appropriate bearings onto the shafts to support the helical gears. Ensure that the bearings are properly lubricated and securely mounted according to the manufacturer’s instructions. Proper bearing installation is essential for minimizing friction, supporting the gears, and maintaining the alignment of the gear system.
  5. Install the Gears: Carefully position the helical gears onto their respective shafts. Ensure that the gears are properly aligned and engage smoothly without any binding or interference. Use appropriate tools such as gear pullers or hydraulic presses, if necessary, to facilitate gear installation. Follow any specific instructions provided by the gear manufacturer for gear mounting.
  6. Check Gear Meshing: After the gears are installed, check the gear meshing to ensure proper engagement. Rotate the gears by hand or using a suitable drive system and observe the tooth contact pattern. The gear meshing should be uniform, with proper tooth engagement along the full width of the gear teeth. Adjust the gear position or shim thickness, if needed, to achieve the desired tooth contact pattern.
  7. Secure the Gears: Once the gear meshing is satisfactory, secure the helical gears in place using appropriate fasteners such as shaft collars, set screws, or retaining rings. Ensure that the fasteners are tightened to the specified torque values but avoid over-tightening, which can lead to excessive bearing load or gear distortion.
  8. Provide Lubrication: Apply the recommended lubricant to the gear teeth and bearings according to the gear manufacturer’s instructions. Proper lubrication is crucial for reducing friction, dissipating heat, and extending the gear system’s service life. Regularly monitor the lubrication levels and replenish or replace the lubricant as needed.
  9. Perform Initial Testing: After installation, perform an initial test run of the helical gear system. Gradually increase the speed and load to ensure smooth operation and proper gear performance. Monitor for any unusual noise, vibration, or overheating, which may indicate misalignment, inadequate lubrication, or other issues that require adjustment or further inspection.

It’s important to note that the installation process may vary depending on the specific gear system, application, and manufacturer recommendations. Always refer to the gear manufacturer’s instructions and consult with experienced professionals or engineers when in doubt. Proper installation and maintenance are crucial for the optimal performance and longevity of a helical gear system.

helical gear

How do you calculate the efficiency of a helical gear?

The efficiency of a helical gear can be calculated by comparing the power input to the gear with the power output. The efficiency represents the ratio of the output power to the input power, expressed as a percentage. Here’s a detailed explanation of how to calculate the efficiency of a helical gear:

The formula for calculating gear efficiency is:

Efficiency = (Power Output / Power Input) * 100%

To calculate the efficiency, you need to determine the power input and power output values. Here are the steps involved:

  1. Power Input: The power input to the gear is the amount of power supplied to the gear system. It can be determined by multiplying the input torque (Tin) by the input rotational speed (Nin) in radians per second. The formula for power input is:

Power Input = Tin * Nin

  1. Power Output: The power output from the gear is the amount of power delivered by the gear system. It can be calculated by multiplying the output torque (Tout) by the output rotational speed (Nout) in radians per second. The formula for power output is:

Power Output = Tout * Nout

  1. Calculate Efficiency: Once you have determined the power input and power output values, you can calculate the gear efficiency using the formula mentioned earlier:

Efficiency = (Power Output / Power Input) * 100%

The resulting efficiency value will be a percentage, representing the proportion of input power that is effectively transmitted as output power by the helical gear system. A higher efficiency value indicates a more efficient gear system, with less power loss during the gear transmission.

It’s important to note that gear efficiency can be influenced by various factors, including gear design, tooth profile, operating conditions, lubrication, and manufacturing quality. Therefore, the calculated efficiency represents an estimate based on the given input and output power values, and it may vary in real-world applications.

helical gear

How do helical gears differ from other types of gears?

Helical gears possess distinct characteristics that set them apart from other types of gears. Here’s a detailed explanation of how helical gears differ from other gear types:

1. Tooth Orientation: Unlike spur gears, which have teeth perpendicular to the gear axis, helical gears have teeth that are cut at an angle to the gear axis. This helical tooth orientation enables gradual engagement and disengagement of the gear teeth, resulting in smoother and quieter operation.

2. Contact Pattern: Helical gears have a larger contact area compared to spur gears. The helical tooth design allows for multiple teeth to be in contact simultaneously, distributing the load across a broader surface. This increased contact pattern enhances load-carrying capacity and improves the gear’s ability to transmit higher torque.

3. Tooth Engagement: In helical gears, the teeth gradually mesh as they come into contact during rotation. This gradual engagement reduces the impact and noise typically associated with spur gears. The sliding action between the helical teeth also generates axial forces, resulting in a thrust load along the gear axis.

4. Load Distribution: The helical tooth orientation enables load distribution along the tooth face. This characteristic helps minimize localized stress concentrations and tooth wear, resulting in improved gear durability and longevity.

5. Power Transmission Efficiency: Helical gears offer high power transmission efficiency due to their larger contact area and gradual tooth engagement. The sliding action between the teeth introduces some axial force and axial thrust, which must be properly supported, but overall, helical gears are efficient in transmitting power.

6. Parallel Shaft Alignment: Helical gears are primarily used for parallel shaft applications. They transmit motion and power between parallel shafts with a constant speed ratio. Other gear types, such as bevel gears or worm gears, are better suited for non-parallel shaft arrangements or specific motion requirements.

7. Noise and Vibration: Compared to spur gears, helical gears produce less noise and vibration due to their gradual tooth engagement. The helical tooth design reduces the impact and noise caused by abrupt contact between gear teeth, resulting in smoother and quieter operation.

8. Manufacturing Complexity: Helical gears are more complex to manufacture compared to spur gears due to the helical tooth profile. The angled teeth require specialized cutting tools and machining processes. This complexity can affect the manufacturing cost and lead time of helical gears.

9. Axial Thrust Load: Helical gears generate axial forces and thrust loads due to the sliding action between the teeth. This axial thrust must be considered and properly supported in the gear system design to ensure smooth operation and prevent excessive wear or failure.

10. Application Range: Helical gears are versatile and find applications across various industries. They are commonly used in power transmission, robotics, machine tools, automotive systems, and other mechanical systems that require precise motion control and high torque transmission.

In summary, helical gears differ from other gear types in terms of tooth orientation, contact pattern, tooth engagement, load distribution, power transmission efficiency, shaft alignment suitability, noise and vibration characteristics, manufacturing complexity, axial thrust load, and application range. These unique characteristics make helical gears well-suited for specific applications where smooth operation, high load-carrying capacity, and precise motion control are required.

China best Standard and Nonstandard Transmission Spur/Helical/Bevel Gear spurs gearChina best Standard and Nonstandard Transmission Spur/Helical/Bevel Gear spurs gear
editor by CX 2024-04-11