China Hot selling CNC Machining Helical Teeth Metal Steel Gear From Factory with high quality

Product Description

Product type Sintered metal parts / Sector gears
Material Stainless steel,Steel(Iron,)Brass,Copper (According to product design requirements)
Tolerance ±0.01mm
Surface Treatment As your requirement
Application Tool industry,Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, light industry products, sanitation machinery, etc.
Shape Any other material and dimension depends on customers’ demand.
QC system 100% inspection before shipment
Returned Goods Managing With quality problem or deviation from drawings
Warranty Replacement at all our cost for rejected products
Payment terms T/T at sight, Paypal, Western Union,etc.
Lead time 7-15 working days as usual,It will based on the detailed order quantity.

 

Why Choose Us

1.  We have professional powder metallurgy production equipment and team;
2.  We can accompany customers to develop products;
3.  Just send an idea that you want to try, you don’t even need to know what powder metallurgy;
4.  Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;
5.  Our team will evaluate your inquiry and provide our offer within next 1~3 working days.
 

Order Process

1.  You send us drawing or sample.
2.  We carry through project assessment.
3.  We give you our design for your confirmation.
4.  We make the sample and send it to you after you confirmed our design.
5.  You confirm the sample then place an order and pay us deposit.
6.  We start producing.
7.  When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
8.  Trade is done, thank you!!

Additional Capabilities CAD Design Services CAM Programming Services Coordinate Measuring Machines (CMM) Reverse Engineering
 

Product Show

Some Parts We Manufacture

Self-Lubricated Bushing
Structural Parts
Gears

About Us

Design Tips: Powder Metallurgy Gears

1.  Radius > 0.25 mm is required to manufacture the die;
2.  Helical teeth should feature a helical angle < 30º in order to limit side pressure on the punches;
3.  Introduction of a draft angle > 5º in the upper diameter reduce the tooling cost;
4.  The distance between tooth root and central hub diameter must be: > 3 mm (Robust Tooling).

If you want to know more about the product, please send us a message.

 

The Powder Metallurgy Manufacturing Process

FAQ
Q: How can I get the quotation?
A: Please send us information for quote: drawing, material, weight, quantity and request,w can accept PDF, ISGS, DWG, STEP file format.
   If you don’t have drawing, please send the sample to us,we can quote based on your sample too.
 
Q: What’s your MOQ?
A: In general 1000pcs,but can accept low quantity in some special conditions.
 
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
 
Q: What about the leading time for mass production?
A: Honestly, it depends on the order quantity. Normally, 15 days to 20 days after your deposit if no tooling needed.
 
Q: What if the parts are not good?
A: We can guarantee good quality,but if happened,please contact us immediately, take some pictures, we will check on the problem,and solve it asap.
 
Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Customization:
Available

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Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

helical gear

How does a helical gear impact the overall efficiency of a system?

A helical gear has a significant impact on the overall efficiency of a system. Due to their unique design and characteristics, helical gears offer several advantages that contribute to improved efficiency. Here’s a detailed explanation of how a helical gear impacts the overall efficiency of a system:

  1. Power Transmission: Helical gears provide efficient power transmission due to their inclined tooth design. The helical teeth engage gradually, resulting in a smooth transfer of torque between the gears. This gradual engagement reduces impact and shock loads, minimizing energy losses and improving overall efficiency.
  2. Load Distribution: The helical tooth profile allows for increased contact area between the gear teeth compared to other gear types. This larger contact area results in improved load distribution across the gear teeth. By distributing the load more evenly, helical gears can handle higher loads without excessive wear and reduce the risk of tooth failure, leading to increased efficiency and reliability.
  3. Noise and Vibration Reduction: Helical gears operate with less noise and vibration compared to other gear types, such as spur gears. The inclined tooth profile of helical gears helps to minimize gear meshing noise and vibration by distributing the forces along the gear teeth over a larger contact area. Reduced noise and vibration levels contribute to a quieter and smoother operation, indicating lower energy losses and improved overall efficiency.
  4. Higher Gear Ratios: Helical gears can achieve higher gear ratios compared to other gear types. This capability allows for more precise speed control and torque conversion in various applications. By providing the desired gear ratios, helical gears enable the system to operate at optimal speeds and torque levels, maximizing efficiency and performance.
  5. Efficient Lubrication: The helical gear design allows for effective lubrication of the gear teeth. The continuous sliding action between the helical teeth assists in distributing the lubricant evenly along the gear contact surfaces. Proper lubrication reduces friction and wear, minimizing energy losses and enhancing the overall efficiency of the gear system.
  6. Compact Design: Helical gears have a compact design that allows for efficient use of space within a system. The inclined tooth profile enables multiple gear sets to be positioned on parallel or intersecting shafts, facilitating compact gear arrangements. This compactness reduces the overall size and weight of the system while maintaining high efficiency.
  7. High Precision: Helical gears offer excellent positional accuracy and repeatability. The helical tooth profile ensures precise and consistent gear meshing, resulting in accurate motion control and minimal backlash. This precision contributes to efficient operation, especially in applications requiring precise positioning and synchronization of components.
  8. Wear Resistance: Helical gears exhibit good wear resistance due to the larger contact area and gradual tooth engagement. The inclined tooth profile helps distribute the load, reducing localized wear and extending the gear’s service life. Reduced wear translates to sustained gear efficiency over time, minimizing the need for frequent replacements and maintenance.

Overall, the design characteristics of helical gears, including smooth power transmission, load distribution, noise reduction, higher gear ratios, efficient lubrication, compactness, precision, and wear resistance, collectively contribute to improved system efficiency. By choosing helical gears appropriately for a given application, engineers can enhance the overall performance, reliability, and energy efficiency of the system.

helical gear

What are the environmental considerations when using helical gears?

When using helical gears, several environmental considerations should be taken into account. These considerations primarily focus on reducing the environmental impact associated with gear manufacturing, operation, and maintenance. Here is a detailed explanation of the environmental considerations when using helical gears:

  • Material Selection: The choice of materials for helical gears can have an environmental impact. Opting for materials that are recyclable, have a low carbon footprint, or are sourced from sustainable and responsible suppliers can help minimize the environmental footprint of gear production.
  • Energy Efficiency: Helical gears can contribute to energy efficiency in machinery and equipment. By using helical gears with high efficiency, the overall energy consumption can be reduced, resulting in lower greenhouse gas emissions and energy-related environmental impacts.
  • Lubrication: Proper lubrication of helical gears is essential for efficient operation and reducing wear. Choosing environmentally friendly lubricants, such as biodegradable or low-toxicity options, can minimize the potential harm to the environment in case of leakage or disposal.
  • Maintenance and Inspection: Regular maintenance and inspection of helical gears can help identify and address issues such as misalignment, excessive wear, or inadequate lubrication. Promptly addressing these issues can extend the gear’s lifespan, reduce the need for replacements, and reduce waste generation.
  • Noise and Vibration: Helical gears are known for their smooth operation, which helps reduce noise and vibration. This can have environmental benefits by minimizing noise pollution and creating a more comfortable and sustainable working environment.
  • End-of-Life Considerations: When helical gears reach the end of their useful life, proper disposal or recycling practices should be followed. Recycling gears and their materials can help reduce waste and prevent the accumulation of non-biodegradable materials in landfills.
  • Life Cycle Assessment: Conducting a life cycle assessment (LCA) of helical gears can provide a comprehensive evaluation of their environmental impact throughout their life cycle. This assessment considers factors such as raw material extraction, manufacturing processes, energy consumption, transportation, use phase, and end-of-life disposal. LCA can help identify areas for improvement and guide decision-making towards more sustainable gear solutions.

By considering these environmental factors when using helical gears, manufacturers and users can minimize the environmental impact associated with gear production, operation, and disposal. Implementing sustainable practices not only helps protect the environment but also promotes resource efficiency and long-term economic viability.

helical gear

Are there different types of helical gears available?

Yes, there are different types of helical gears available to meet specific application requirements. Here’s a detailed explanation of some common types of helical gears:

  1. Parallel Helical Gears: Parallel helical gears are the most commonly used type of helical gears. In this configuration, two helical gears with parallel axes are meshed together. They transmit power and motion between parallel shafts. Parallel helical gears provide smooth operation, high load-carrying capacity, and efficient power transmission.
  2. Double Helical Gears (Herringbone Gears): Double helical gears, also known as herringbone gears, have two sets of helical teeth that are placed in a V-shaped configuration. The V-shaped teeth face each other, with a groove or gap in the middle. This design cancels out the axial thrust that is generated by the helical gear’s inclined teeth. Double helical gears are often used in applications that require high torque transmission and axial load balancing, such as heavy machinery and marine propulsion systems.
  3. Crossed Helical Gears (Screw Gears): Crossed helical gears, also referred to as screw gears, involve the meshing of two helical gears with non-parallel and non-intersecting axes. The gears are oriented at an angle to each other, typically 90 degrees. Crossed helical gears are used in applications where shafts intersect or when a compact and non-parallel gear arrangement is required. They are commonly found in hand drills, speedometers, and some mechanical watches.
  4. Skew Gears: Skew gears are a type of helical gear in which the gear teeth are cut at an angle to the gear axis. The angle of the teeth can vary, allowing for different degrees of skew. Skew gears are used in applications where the axes of the mating gears are neither parallel nor intersecting. They can transmit power between non-parallel and non-intersecting shafts while accommodating misalignments.
  5. Helical Rack and Pinion: A helical rack and pinion system consists of a helical gear (pinion) that meshes with a linear gear (rack). The pinion is a cylindrical gear with helical teeth, while the rack is a straight bar with teeth that mesh with the pinion. This configuration is commonly used in applications that require linear motion, such as CNC machines, robotics, and rack and pinion steering systems in automobiles.
  6. Variable Helix Gears: Variable helix gears have a unique tooth profile where the helix angle varies along the face width of the gear. The varying helix angle helps to reduce noise, vibration, and backlash while maintaining smooth operation and load distribution. These gears are often used in high-performance applications where noise reduction and precise motion control are critical.

The specific type of helical gear used depends on factors such as the application requirements, load conditions, space limitations, and desired performance characteristics. Manufacturers often provide various options and customizations to meet specific needs.

It’s important to note that the design and manufacturing of helical gears require careful consideration of factors such as tooth profile, helix angle, lead angle, module or pitch, pressure angle, and material selection. These factors ensure proper gear meshing, load distribution, and efficient power transmission.

In summary, different types of helical gears, including parallel helical gears, double helical gears (herringbone gears), crossed helical gears (screw gears), skew gears, helical rack and pinion systems, and variable helix gears, are available to cater to a wide range of applications. Each type has its unique characteristics and advantages, allowing for optimized performance and reliable power transmission in various industries and machinery.

China Hot selling CNC Machining Helical Teeth Metal Steel Gear From Factory with high qualityChina Hot selling CNC Machining Helical Teeth Metal Steel Gear From Factory with high quality
editor by Dream 2024-05-03