China wholesaler Wholesales Price Brass Steel Small Module Metal Spur Gear with high quality

Product Description

Wholesales Price Brass Steel Small Module Metal Spur Gear

Gear transmission relies on the thrust between gear teeth to transmit motion and power, also known as meshing transmission. With this gradual meshing, helical gears operate much more smoothly and quietly than spur gears. Therefore, almost all automobile transmissions use helical gears.Since the teeth on the helical gear present a certain angle, the gears will be under a certain amount of  stress when they mesh. Equipment using helical gears is equipped with bearings to withstand this pressure.

Product Parameters

Main Features:

Spur Gear
1. Produce strictly in accordance with ANSI or DIN standard dimension
2. Material: SCM 415 steel
3. Bore: Finished bore
4. Precision grade: DIN 5 to DIN 7
5. Surface treatment: Carburizing and Quenching
6. Module: From 1 to 4
7. Tooth: From Z15 to Z70

Product name Spur Gear & Helical Gear & Gear Shaft
Customized service OEM, drawings or samples customize
Materials Available Stainless Steel, Carbon Steel, S45C, SCM415, 20CrMoTi, 40Cr, Brass, SUS303/304, Bronze, Iron, Aluminum Alloy etc
Heat Treatment Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Surface Treatment Conditioning, Carburizing and Quenching,Tempering ,High frequency quenching, Tempering, Blackening, QPQ, Cr-plating, Zn-plating, Ni-plating, Electroplate, Passivation, Picking, Plolishing, Lon-plating, Chemical vapor deposition(CVD), Physical vapour deposition(PVD)…
BORE Finished bore, Pilot Bore, Special request
Processing Method Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Pressure Angle 20 Degree
Hardness 55- 60HRC
Size Customer Drawings & ISO standard
Package Wooden Case/Container and pallet, or made-to-order
Certificate ISO9001:2008
Machining Process Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping
Applications Printing Equipment Industry, Laser Equipment Industry, Automated Assemblyline Industry, Woodening Industry, Packaging Equipment Industry, Logistics storage Machinery Industry, Robot Industry, Machine Tool Equipment Industry

Company Profile

Packaging & Shipping

lead time 10-15 working days as usual,30days in busy season,it will based on the detailed order quantity
Delivery of samples by DHL,Fedex,UPS,TNT,EMS

FAQ

Main markets North America, South America,Eastern Europe,Weat Europe,North Europe.South Europe,Asia
How to order *You send us drawing or sample
*We carry through project assessment
*We give you our design for your confirmation
*We make the sample and send it to you after you confirmed our design
*You confirm the sample then place an order and pay us 30% deposit
*We start producing
*When the goods is done,you pay us the balance after you confirmed pictures or tracking numbers
*Trade is done,thank you!

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Automation Industry
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 15/Piece
1 Piece(Min.Order)

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Customization:
Available

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spur gear

Can spur gears be used in both horizontal and vertical orientations?

Yes, spur gears can be used in both horizontal and vertical orientations. Here’s a detailed explanation:

Spur gears are one of the most common types of gears used in various applications. They have straight teeth that are parallel to the gear axis and are designed to transmit power and torque between parallel shafts. The versatility of spur gears allows them to be used in different orientations, including horizontal and vertical configurations.

Horizontal Orientation:

In horizontal applications, where the gear shafts are positioned parallel to the ground, spur gears are widely utilized. Horizontal orientations are commonly found in machinery such as conveyor systems, automobiles, industrial equipment, and many other applications. Spur gears in horizontal configurations can efficiently transmit power and torque between shafts, providing reliable operation and smooth gear engagement.

Vertical Orientation:

Spur gears can also be used in vertical orientations, where the gear shafts are positioned perpendicular to the ground. Vertical gear arrangements are often encountered in applications such as wind turbines, elevators, vertical conveyor systems, and various industrial machinery. In these cases, the weight of the gears and any additional loads acting on them must be considered to ensure proper load distribution and support. Adequate lubrication and proper gear design, including tooth profile and material selection, are important factors to ensure reliable and efficient operation in vertical orientations.

When using spur gears in vertical orientations, some additional considerations may be necessary due to the effects of gravity and potential oil leakage. In vertical applications, gravity can affect the distribution of lubricant, potentially leading to inadequate lubrication of gear teeth. Proper lubrication techniques and lubricant selection should be employed to ensure sufficient film thickness and minimize wear. Additionally, seals or other measures may be required to prevent oil leakage, especially in applications where high-speed rotation or high loads are involved.

It’s important to note that while spur gears can be used in both horizontal and vertical orientations, the specific design and configuration of the gear system should be evaluated to ensure optimal performance and longevity. Factors such as load distribution, gear alignment, lubrication, and material selection should be carefully considered based on the intended orientation and operating conditions of the gear system.

Consulting with gear manufacturers, engineers, or industry experts can provide further guidance on the suitability and design considerations when using spur gears in horizontal or vertical orientations.

spur gear

What are the advantages and disadvantages of using spur gears?

Spur gears offer several advantages and disadvantages when used in mechanical systems. Here’s a detailed explanation of the advantages and disadvantages of using spur gears:

Advantages of Spur Gears:

  • Simplicity: Spur gears have a simple and straightforward design, consisting of cylindrical gears with straight teeth. Their simplicity facilitates ease of manufacturing, installation, and maintenance.
  • Efficiency: Spur gears are highly efficient in transmitting power from one shaft to another. They have minimal sliding friction between the gear teeth, resulting in high mechanical efficiency.
  • Cost-Effectiveness: Due to their simple design and ease of production, spur gears are generally more cost-effective compared to other types of gears. They are widely available and can be manufactured in large quantities at a reasonable cost.
  • Compactness: Spur gears have a compact design, making them suitable for applications where space is limited. They can be arranged in parallel or stacked configurations to achieve the desired gear ratios within a confined space.
  • High Load Capacity: Spur gears can handle high load capacities and transmit substantial amounts of torque. Their teeth are designed to distribute the load evenly across the gear face, resulting in improved load-bearing capabilities.
  • Precision: Spur gears provide precise and predictable motion due to the simplicity of their tooth engagement. This makes them suitable for applications that require accurate positioning and synchronization.

Disadvantages of Spur Gears:

  • Noisy Operation: Spur gears can produce noise during operation, especially at high speeds. The engagement of the gear teeth generates impact and vibration, resulting in noise that may require additional measures to mitigate.
  • Axial Thrust: Spur gears generate axial thrust forces along the gear shafts due to the parallel arrangement of their teeth. This thrust must be properly managed using thrust bearings or other means to prevent excessive axial loading on the gear shafts.
  • Limited Speed Ratio: Spur gears are primarily designed for applications with moderate speed ratios. They are less suitable for high-speed applications due to the limitations imposed by the tooth engagement and potential for increased noise and vibration.
  • Unidirectional Operation: Spur gears are typically designed for unidirectional power transmission. Reversing the direction of rotation can cause noise, impact, and increased wear due to the abrupt change in tooth engagement.
  • Prone to Wear: The sliding contact between the gear teeth in spur gears can result in wear over time, especially under heavy loads or inadequate lubrication. Regular maintenance and proper lubrication are necessary to minimize wear and extend gear life.

It’s important to consider these advantages and disadvantages when selecting gear types for specific applications. While spur gears are well-suited for many applications, other gear types, such as helical gears or bevel gears, may be more suitable in certain situations depending on the requirements and operating conditions.

spur gear

How do you choose the right size spur gear for your application?

Choosing the right size spur gear for your application requires careful consideration of various factors. Here’s a detailed explanation of the steps involved in selecting the appropriate size spur gear:

  1. Determine the Required Torque: Start by determining the torque requirements of your application. Calculate or estimate the maximum torque that the gear will need to transmit. Consider factors such as the power input, speed, and load conditions to determine the required torque.
  2. Identify the Speed Requirements: Determine the desired rotational speed or RPM (revolutions per minute) for your application. This will help in selecting a gear with the appropriate pitch diameter and tooth configuration to achieve the desired speed.
  3. Consider the Load Conditions: Evaluate the expected load conditions, including the magnitude and direction of the load. Determine if the load is constant or variable, and if it involves shock loads or cyclic loading. This will impact the gear’s durability and load-carrying capacity.
  4. Calculate the Pitch Diameter: Based on the torque and speed requirements, calculate the pitch diameter of the spur gear. The pitch diameter is determined by the formula: Pitch Diameter = (2 x Torque) / (Pressure Angle x Allowable Tooth Shear Stress).
  5. Select the Module Size: Choose an appropriate module size based on the gear size and application requirements. The module size determines the tooth size and spacing. Smaller module sizes are used for fine tooth profiles and higher precision, while larger module sizes are suitable for heavier loads and higher torque applications.
  6. Determine the Number of Teeth: Based on the pitch diameter and module size, calculate the number of teeth required for the gear. Ensure that the gear has an adequate number of teeth for smooth operation, load distribution, and sufficient contact ratio.
  7. Consider Space Constraints: Evaluate the available space and mounting requirements in your application. Ensure that the selected gear size can fit within the available space and can be properly mounted on the shaft or gearbox.
  8. Choose the Material: Consider the operating conditions, such as temperature, humidity, and presence of corrosive substances, to select the appropriate material for the spur gear. Common materials include steel, cast iron, brass, and plastic. Choose a material that offers the necessary strength, wear resistance, and durability for your specific application.
  9. Consider Additional Design Features: Depending on your application requirements, you may need to consider additional design features such as profile shift, hub configuration, and surface treatments. Profile shift can optimize gear performance, while specific hub configurations and surface treatments may be necessary for proper mounting and enhanced durability.

It’s important to note that gear selection is a complex process, and it may require consultation with gear manufacturers or experts in the field. They can provide guidance based on their expertise and assist in selecting the most suitable spur gear for your specific application.

By thoroughly considering factors such as torque requirements, speed, load conditions, pitch diameter, module size, number of teeth, space constraints, material selection, and additional design features, you can choose the right size spur gear that meets the demands of your application in terms of performance, durability, and efficiency.

China wholesaler Wholesales Price Brass Steel Small Module Metal Spur Gear with high qualityChina wholesaler Wholesales Price Brass Steel Small Module Metal Spur Gear with high quality
editor by CX 2023-10-27