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Product Description

Large Module Grinding Gear for Construction Reducer with big size about 850mm

1. Material: can be customerized
2. OEM offered
3.Material: can be customerized
4.Processing: Forged, machined, heat treatment, grinding 
5.Quality: OEM,can make high-precision gear and shaft,normally grade 5~ grade 10. (5.6.7.8.9.10)
6.Can design and manufacture as per your drawing or sample

Product Description

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

Products Category

Company Profile

Hefa group was born in HangZhou in 1998. It is a transmission component manufacturer committed to pursuing precision and speed. CHINAMFG group adheres to the German precision planetary transmission design and manufacturing technology, and has more than 20 years of experience in the field of gear manufacturing. It is equipped with processing equipment such as LAISENHAUER gear grinding machine of Switzerland, CNC gear shaper of CHINAMFG Heavy Industry of Japan, CNC helical gear broaching machine of NACHI, hard tooth surface hobbing machine of Hamai and Qinchuan gear grinding machine. At the same time, it is also equipped with a series of precision gear testing equipment such as TTI gear tester of Japan, universal gear measuring instrument of HangZhou quantity group and HEXAGON 3 coordinates, It has strong manufacturing ability and detection control ability, and can quickly provide professional solutions for customers in different fields.

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

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Printing
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Helical Gear
Material: POM
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

spur gear

Can spur gears be used in precision manufacturing equipment?

Yes, spur gears can be used in precision manufacturing equipment. Here’s a detailed explanation:

Precision manufacturing equipment requires high accuracy, repeatability, and reliability to produce intricate and precise components. While other gear types like helical gears or bevel gears are commonly used in precision applications, spur gears can also be suitable in certain scenarios.

1. Low-Speed Applications:

Spur gears are well-suited for low-speed applications where high precision is required. In precision manufacturing equipment, such as milling machines, lathes, or grinding machines, where controlled and precise rotational motion is essential, spur gears can provide the necessary power transmission with accuracy.

2. Linear Actuators and Positioning Systems:

Spur gears can be used in linear actuators and positioning systems within precision manufacturing equipment. These systems require precise movement control, and spur gears can convert rotary motion into linear motion accurately. By incorporating precision-ground spur gears with proper backlash control, highly accurate positioning can be achieved.

3. Tooling Systems:

Spur gears are employed in tooling systems used in precision manufacturing equipment, such as indexing heads and rotary tables. These systems enable precise and repeatable positioning of workpieces or cutting tools. Spur gears with high precision tooth profiles and low backlash are utilized to ensure accurate tool positioning and consistent machining results.

4. Measuring and Inspection Equipment:

In precision manufacturing, gear systems are also utilized in measuring and inspection equipment. Spur gears can be incorporated into gear trains within instruments like coordinate measuring machines (CMMs) or optical comparators to translate linear or rotary motion into precise measurement data. The gear systems in these instruments require minimal backlash and high accuracy to ensure accurate measurements.

5. Customized Gear Systems:

In some cases, precision manufacturing equipment may require custom-designed gear systems to meet specific application requirements. Spur gears can be tailored and optimized for these custom gear systems, taking into account factors like gear tooth profile, material selection, and gear geometry. This allows for the creation of highly precise and specialized gear systems.

While spur gears have advantages in precision manufacturing equipment, it’s important to consider their limitations. Due to their design, spur gears may produce more noise and vibration compared to other gear types. Additionally, they are generally not suitable for high-speed or high-torque applications that demand continuous and smooth power transmission.

Overall, spur gears can be successfully used in precision manufacturing equipment for specific applications that require low-speed, precise motion control, accurate positioning, and measurement capabilities. Proper gear selection, high-quality manufacturing, and careful system integration are key to achieving the desired precision and performance in these gear applications.

spur gear

What is the purpose of using spur gears in machinery?

In machinery, spur gears serve several important purposes due to their unique characteristics and capabilities. Here’s a detailed explanation of the purpose of using spur gears in machinery:

  1. Power Transmission: Spur gears are primarily used for power transmission in machinery. They transfer rotational motion and torque from one shaft to another, allowing machinery to perform various tasks. By meshing the teeth of two or more spur gears together, power can be transmitted efficiently and reliably throughout the machinery.
  2. Speed Reduction or Increase: Spur gears enable speed reduction or increase in machinery. By combining gears with different numbers of teeth, the rotational speed can be adjusted to match the desired output speed. For example, using a larger gear driving a smaller gear can increase the speed output while reducing the torque, while the opposite arrangement can decrease the speed while increasing the torque.
  3. Torque Amplification: Spur gears can amplify torque in machinery. By using gears with different numbers of teeth, the torque can be adjusted to match the required output. For example, using a smaller gear driving a larger gear can increase the torque output while reducing the speed, while the opposite arrangement can decrease the torque while increasing the speed.
  4. Directional Control: Spur gears provide directional control in machinery. By meshing gears with opposite orientations, the rotational direction of the driven shaft can be reversed or changed. This directional control is crucial for machinery that requires bi-directional motion or needs to change the direction of operation.
  5. Mechanical Advantage: Spur gears offer a mechanical advantage in machinery. By utilizing gear ratios, spur gears can multiply or divide the force exerted on the input shaft. This mechanical advantage allows machinery to generate higher forces or achieve precise movements with reduced effort.
  6. Precision Positioning: Spur gears facilitate precise positioning in machinery. The accurate tooth engagement of spur gears ensures precise control over rotational motion, making them suitable for applications that require precise positioning or synchronization of components. Machinery such as CNC machines, robotics, and automation systems often rely on spur gears for accurate movement and positioning.
  7. Compact Design: Spur gears have a compact design, making them suitable for machinery with space constraints. They can be arranged in-line, parallel, or at right angles, allowing for efficient power transmission in tight spaces. Their compactness enables machinery to be designed with smaller footprints and optimized layouts.
  8. Reliability and Durability: Spur gears are known for their reliability and durability in machinery. The direct tooth engagement and uniform load distribution result in efficient power transmission with reduced wear and stress concentration. When properly lubricated and maintained, spur gears can withstand heavy loads and operate reliably over extended periods.
  9. Cost-Effectiveness: Spur gears are often cost-effective in machinery applications. Their simple design and ease of manufacturing contribute to lower production costs. Additionally, their high efficiency helps reduce energy consumption, resulting in potential long-term cost savings. The availability of spur gears in various sizes and materials further enhances their cost-effectiveness.

By utilizing spur gears in machinery, engineers and designers can achieve efficient power transmission, speed and torque control, directional versatility, mechanical advantage, precise positioning, compact design, reliability, durability, and cost-effectiveness. These advantages make spur gears a popular choice in a wide range of machinery applications across industries.

spur gear

How do spur gears differ from other types of gears?

Spur gears, as a specific type of gear, possess distinct characteristics and features that set them apart from other types of gears. Here’s a detailed explanation of how spur gears differ from other types of gears:

  • Tooth Geometry: One of the primary differences lies in the tooth geometry. Spur gears have straight teeth that are cut parallel to the gear axis. This differs from other gear types, such as helical gears or bevel gears, which have angled or curved teeth.
  • Gear Meshing: Spur gears mesh by direct contact between their teeth, creating a line or point contact. This meshing arrangement is different from other gear types, such as worm gears or planetary gears, where the teeth mesh in a different manner, such as through sliding contact or multiple points of contact.
  • Direction of Force: Spur gears transmit rotational motion and torque in a specific direction. The force is transmitted along the axis of the gears, making them suitable for parallel shaft arrangements. In contrast, other types of gears, such as bevel gears or hypoid gears, can transmit motion between non-parallel or intersecting shafts.
  • Noise and Vibration: Spur gears tend to produce more noise and vibration compared to certain other gear types. The direct contact between the teeth and the sudden engagement/disengagement of the teeth can generate impact forces, leading to noise and vibration. In contrast, gear types like helical gears or double-enveloping worm gears provide smoother meshing and reduced noise levels.
  • Efficiency and Load Distribution: Spur gears generally offer high efficiency in power transmission due to their direct tooth engagement. However, they may experience higher stress concentrations and load concentrations compared to other gear types. Gear designs like helical gears or planetary gears can distribute the load more evenly across the teeth, reducing stress concentrations.
  • Applications: Spur gears find widespread applications in various industries and equipment. Their simplicity, ease of manufacture, and cost-effectiveness make them suitable for a wide range of systems. Other gear types have specific applications where their unique characteristics, such as high torque transmission, precise motion control, or compact size, are advantageous.

In summary, spur gears differ from other types of gears in terms of tooth geometry, gear meshing, direction of force transmission, noise and vibration characteristics, load distribution, and specific applications. Understanding these differences is crucial when selecting the appropriate gear type for a particular mechanical system, considering factors such as load requirements, motion control, efficiency, and design constraints.

China Professional Large Module Grinding Spur Gear with Big Size About 850mm with Best SalesChina Professional Large Module Grinding Spur Gear with Big Size About 850mm with Best Sales
editor by CX 2023-09-18

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