China Custom Ab220 2stage Helical Gears Precison Planetary Reducer Gearbox for CZPT Motor, 7~33kw bevel gearbox

Product Description

Product Description

Ratio   : 3:1—10000:1 Backlash  : up to 3 arcmin
Output : up to 6000N.m Frame      : AB/ABR042-285

Output : Inclined Tooth Output Shaft
               Double support of deep groove ball bearing

 

AB core feature

Structural feature

      Reducer output planetary frame adopts integrated nut to eliminate axial clearance design, the front and back tapered roller bearing large span distribution and the whole box, forming a super integrated structure, to ensure the improvement of torsional rigidity and has a super strong radial bearing capacity and axial bearing capacity, using a processing process to complete, to ensure a very high coaxiality.

Gear ring of reducer adopts integral structure design.

      Reducer gear ring, planetary frame, input shaft are made of 40Cr high-quality structural steel, hot forging process, so as to obtain higher material density, than the use of casting box, round steel, with higher strength, rigidity, toughness.

Gear characteristics

      Real hard tooth surface helical gear, gear material is 20CrMnTi high quality alloy steel, after carburizing – grinding process processing, hardness up to HRC62, compared with ordinary steel 40Cr, 38CrMnTi surface nitriding treatment of gear has higher hardness, rigidity, toughness, wear resistance. The design and analysis technology of 3DSimulation is adopted to modify the tooth shape, tooth direction and follow the trimming, respectively, in order to reduce the noise of gear meshing and increase the service life of the gear train.

Application characteristics

     Long span tapered roller bearing arrangement output integral planetary architecture, so that the product has strong radial bearing capacity and excellent axial bearing capacity, and has high rigidity. High precision applications, frequent start-stop and load changes are outstanding.

 

Installation Instructions

Precision planetary reducer – about installation

Application: Motor, Electric Cars, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Double-Step
Customization:
Available

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Customized Request

helical gearbox

Performance of Helical Gearboxes in Applications Requiring Frequent Starts and Stops

Helical gearboxes are well-suited for applications that involve frequent starts and stops due to their design characteristics. Here’s how they fare in such scenarios:

  • Smooth Engagement: Helical gears offer gradual and smooth engagement, which reduces shock loads during starts and stops. This feature helps minimize wear and stress on gear teeth and other components.
  • Noise and Vibration Reduction: The helical tooth arrangement results in less noise and vibration compared to other gear types. This is especially beneficial in applications where noise reduction is a priority.
  • Efficient Power Transmission: Helical gears efficiently transmit power even during frequent starts and stops. The gradual contact between gear teeth and the larger tooth engagement area contribute to efficient power transfer.
  • Less Backlash: Helical gearboxes typically have lower backlash compared to other gear types. This means there’s less play between gear teeth, resulting in more accurate and consistent motion control.
  • Heat Dissipation: The helical tooth design distributes loads and heat more evenly, which can help dissipate heat generated during frequent starts and stops.
  • Longevity: The reduced wear and improved load distribution contribute to the longevity of helical gearboxes, making them suitable for applications requiring frequent cyclic motion.

In summary, helical gearboxes perform well in applications involving frequent starts and stops. Their smooth engagement, reduced noise and vibration, efficient power transmission, and durability make them a reliable choice for industries that demand precise and controlled motion despite frequent changes in speed and direction.

helical gearbox

Materials Used in Manufacturing Helical Gears

Helical gears are commonly manufactured using a variety of materials to meet specific requirements for strength, durability, wear resistance, and other mechanical properties. Some of the materials commonly used for manufacturing helical gears include:

  • Steel: Various types of steel, such as carbon steel, alloy steel, and stainless steel, are frequently used due to their high strength, durability, and wear resistance. They are suitable for a wide range of applications and provide excellent performance.
  • Cast Iron: Cast iron gears are known for their cost-effectiveness and good wear resistance. They are often used in applications where heavy loads and moderate speeds are involved.
  • Brass: Brass gears are chosen for applications that require quiet operation and low-speed applications. They offer good corrosion resistance and are commonly used in smaller machinery.
  • Bronze: Bronze gears are valued for their excellent wear resistance and compatibility with lubricants. They are often used in heavy-duty applications and situations where high loads are encountered.
  • Plastics and Polymers: Certain plastic materials, such as nylon and acetal, are used for gears that require low noise levels and resistance to chemicals and corrosion. They are suitable for applications where lightweight components are essential.
  • Aluminum: Aluminum gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction and corrosion resistance are priorities.

The choice of material depends on factors such as the application’s load, speed, environment, and desired performance characteristics. Manufacturers select materials that best align with the specific requirements of the helical gear system, ensuring optimal function and longevity.

helical gearbox

Efficiency of Helical Gearboxes Compared to Other Gearbox Types

Helical gearboxes are known for their relatively high efficiency compared to some other gearbox types. Here’s a comparison of their efficiency with other common gearbox configurations:

  • Straight-Cut (Spur) Gearboxes: Helical gearboxes are generally more efficient than straight-cut gearboxes. The helical tooth design allows for smoother engagement and better load distribution, reducing friction and energy losses. This results in higher overall efficiency for helical gearboxes.
  • Bevel Gearboxes: Bevel gearboxes, which are commonly used for right-angle applications, typically have lower efficiency compared to helical gearboxes. The bevel gear design involves sliding contact between gear teeth, leading to higher friction and energy losses.
  • Worm Gearboxes: Helical gearboxes are generally more efficient than worm gearboxes. Worm gearboxes have a relatively lower efficiency due to the sliding action between the worm and the gear, resulting in higher friction and heat generation.
  • Planetary Gearboxes: Planetary gearboxes can offer comparable efficiency to helical gearboxes, especially when well-designed. However, planetary gearboxes can have variations in efficiency depending on factors such as the number of planet gears and gear arrangements.

While helical gearboxes tend to offer good efficiency, it’s important to note that efficiency can also be influenced by factors such as gear quality, lubrication, operating conditions, and maintenance practices. Consulting with gearbox manufacturers and considering specific application requirements is crucial when determining the most efficient gearbox solution.

China Custom Ab220 2stage Helical Gears Precison Planetary Reducer Gearbox for CZPT Motor, 7~33kw   bevel gearbox	China Custom Ab220 2stage Helical Gears Precison Planetary Reducer Gearbox for CZPT Motor, 7~33kw   bevel gearbox
editor by CX 2023-09-07

Helical Gearbox

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