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China Grh Planetary Harmonic Drive Cycloidal Gear Reducer Variable Speed Gearbox precision cycloidal gearbox

Product Description

GRH specialized in providing hydraulic factors and options for hydraulic techniques.
With continuous improvement and enthusiasm over the past 30 years, GRH has created into an emerging electrical power in the fluid power industry considering that it was proven in 1986.

GRH (ZheJiang )  – Worldwide Revenue Business office
GRH (ZheJiang )  –  Manufacturing Facility and Domestic Income Office
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Creation description
 

We can generate motor in accordance to your needs !

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US $1,050
/ Piece
|
1 Piece

(Min. Order)

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Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Expansion
Gear Shape: Conical – Cylindrical Gear
Step: Stepless

###

Samples:
US$ 1050/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

We can produce motor according to your needs !
US $1,050
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Expansion
Gear Shape: Conical – Cylindrical Gear
Step: Stepless

###

Samples:
US$ 1050/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

We can produce motor according to your needs !

How to Use a Cyclone Gearbox

Often, a cycloidal gearbox is used in order to achieve a torque transfer from a motor or pump. This type of gearbox is often a common choice as it has a number of advantages over a regular gearbox. Its main advantage is that it is easy to make, which means that it can be incorporated into a variety of applications. However, if you want to use a cycloidal gearbox, there are a few things that you need to know. These include the operation principle, the structure and the dynamic and inertial effects that come with it.helical gearbox

Dynamic and inertial effects

Several studies have been carried out on the static and dynamic properties of cycloidal gears. The study of these effects is beneficial in assisting optimal design of cycloidal speed reducers.
In this paper, the dynamic and inertial effects of a two-stage cycloidal speed reducer have been investigated using the CZPT program package. Moreover, a new model for cycloidal reducers based on non-linear contact dynamics has been developed. The new model aims to predict several operational conditions.
The normal excitation contact force for the cycloid discs of the first and second stage is very similar. However, the total deformation at the contact point is different. This effect is mainly due to the system’s own oscillations. The cycloid discs of the second stage turn around the ring gear roller with a 180deg angle. This angle is a significant contributor to the torque loads. The total excitation force on the cycloid discs of first and second stage is 1848 N and 2068.7 N, respectively.
In order to analyze the contact stress, different gear profiles were investigated. The mesh density was considered as an important design criterion. It was found that a bigger hole reduces the material content of the cycloidal disc and results in more stresses.
Moreover, it is possible to reduce the contact forces in a more efficient manner by changing the geometric parameters. This can be done by mesh refinement along the disc width. The cycloidal disc has the greatest influence on the output results.
The efficiency of a cycloidal drive increases with the increase in load. The efficiency of a cycloidal reducer also depends on the eccentricity of the input shaft and the cycloidal plate. The efficiency curve for small loads is linear. However, for the larger loads, the efficiency curve becomes more non-linear. This is because the stiffness of the cycloid reducer increases as the load increases.

Structure

Despite the fact that it looks like a complicated engineering puzzle, the construction of a cycloidal gearbox is actually quite simple. The key elements are the base, the load plate and the thrust bearing. All these elements work together to create a stable, compact gearbox.
The base is a circular section with several cylindrical pins around its outer edge. The pins are fixed on a fixed ring that holds them in a circular path. The ring serves as a reference circle. The circle’s size is approximately 5mm in diameter.
The load plate is a series of threaded screw holes. These are arranged 15mm away from the center. These are used to anchor external structures. The load plate must be rotated around the X and Y axis.
The thrust bearing is placed on top of the load plate. The bearing is made of an internal diameter of 35mm and an external diameter of 52mm. It is used to allow rotation around the Z axis.
The cycloidal disc is the centerpiece of the cycloidal gearbox. The disc has holes for the pins that drive the output shaft. The holes are larger than those used in output roller pins. The disc also has a reduced eccentricity.
The pins are attached to the cycloidal disc by rolling pins. The pins are made of a material that provides mechanical support for the drive during high-torque situations. The pins have a 9mm external diameter. The disc has a number of lobes and is rotated by one lobe per shaft revolution.
The cycloidal gearbox also has a top cover that helps keep the components together. The cover has a pocket for tools. The top cover also has threads that screw into the casing.helical gearbox

Operation principle

Among many types of gear transmissions, cycloidal gearboxes are used in heavy machinery and multi-axis robots. They are highly effective, compact and capable of high ratios. In addition, they have an overload capability.
Cycloid disks are driven by eccentric shafts that rotate around fixed ring pins. Roller pins of the pin disc engage with holes in the cycloidal disc. These roller pins drive the pin disc and the pin disc transfers the motion to the output shaft.
Unlike conventional gear drives, cycloidal drives have low backlash and high torsional stiffness. They are ideally suited to heavy loads and all drive technologies. The lower mass and compact design of the cycloidal disk also contributes to its high efficiency and positioning accuracy.
The cycloidal disc plays a central role in the gearbox kinematics. It rotates around a fixed ring in a circle. When the disc is pushed against the ring gear, the pins engage with the disc and the roller pins rotate around the pins. This rotating motion generates vibration, which travels through the driven shafts.
Cycloid discs are typically designed with a short cycloid, so that the eccentricity is minimized. This reduces unbalance forces at high speeds. Ideally, the number of lobes on the cycloid is smaller than the number of surrounding pins. This reduces the amount of Hertzian contact stress.
Unlike planetary gears, cycloidal gears have high accuracy and are capable of withstanding shock loads. They also experience low friction and less wear on tooth flanks. They also have higher efficiency and load capacity.
Cycloid gears are generally more difficult to manufacture than involute gears. Cycloid gears are not suitable for stacking gear stages. They require extreme accuracy for manufacturing. However, their smaller size and low backlash, high torsional stiffness, and low vibration make them ideal for use in heavy machines.

Involute gear tooth profile

Almost all gears are manufactured with an involute gear tooth profile. Cycloid gears are also produced with this profile. Compared with involute gears, cycloid gears are stronger and can transmit more power. However, they can also be more difficult to manufacture. This makes them costlier.
The involute gear tooth profile is a smooth curve. It is derived from the involute curve of a circle. A tangent to the base circle is the normal at any point of an involute.
This curve has properties that allow the involute gear teeth to transfer motion in perpendicular direction. It is also the path traced by the end of the string unwrapping from a cylinder.
An involute profile has the advantage of being easy to manufacture. It also allows for smooth meshing despite misalignment of the centre distance. This profile is also preferred over a cycloid tooth profile, but it is not the best in every regard.
Cycloid gear teeth are also made of two curves. Unlike involute teeth, cycloid gear teeth have a consistent radius. Cycloid gears are less likely to produce noise. But they are also more expensive to manufacture.
Involute teeth are easier to manufacture because they have only one curve. Cycloid gears can also be made with a rack type cutter. This makes them cheaper to manufacture. However, they require an expert design. They can also be manufactured with a gear shaper that includes a pinion cutter.
The tooth profiles that satisfy the law of gear-tooth action are sometimes called conjugate profiles. The involute profile is the most common of these. It allows for constant torque transmission.helical gearbox

Backlash

Typically, cycloidal drives provide a high ratio of transmission with no backlash. This is because the cycloid disc is driven by an eccentric shaft. During rotation, the cycloid disc rotates around a fixed ring. This ring also rotates independently of the center of gravity.
The cycloid disc is typically shortened to reduce the eccentricity. This helps to minimize the unbalance forces that may occur at high speeds. The cycloid also offers a larger gear ratio than traditional gears. This provides a better positional accuracy.
Cycloid drives also have a high torsional stiffness. This provides greater torsional resilience and shock load capabilities. This is important for a number of reasons, such as in heavy-duty applications.
Cycloid drives also have lower mass. These benefits make them ideally suited for all drive technologies. The design also allows for higher torsional stiffness and service life. These drives also have a much smaller profile.
Cycloid drives are also used to reduce speed. Because of the high torsional stiffness of the cycloid, they also have high positioning accuracy.
Cycloid drives are well-suited to a variety of applications, including electric motors, generators, and pump motors. They are also highly resistant to shock loads, which is important in a variety of applications. This design is ideal for applications that require a large transmission ratio in a compact design.
Cycloid drives also have the advantage of minimizing the clearance between the mating components. This helps to eliminate interference and ensure a positive fit. This is particularly important in gearboxes. It also allows for the use of a load cell and potentiometer to determine the backlash of the gearbox.
China Grh Planetary Harmonic Drive Cycloidal Gear Reducer Variable Speed Gearbox     precision cycloidal gearboxChina Grh Planetary Harmonic Drive Cycloidal Gear Reducer Variable Speed Gearbox     precision cycloidal gearbox
editor by czh 2023-01-12

China New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China bevel gearbox

Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Construction works , Energy & Mining
Gearing Arrangement: Harmonic
Output Torque: 200N
Input Speed: 3000
Output Speed: 60
Application: Robotics;Medical;Defense;Aerospace;Machine Tool
Certificate: ISO9001
Ratio: 5-100
Largest Input Rotation Speed: 7500 r/min
Allowed Average Rotation Speed: 3500 r/min
Product name: Harmonic Drive Gear Motor Box Speed Reducer
Design Life: >10000 hour
Keyword: Speed Reducer Harmonic Gear Vertical
Type: Harmonic Drive Robot
Gears Style: SPIRAL BEVEL GEAR

New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In ChinaYou Must Know Before OrderDear Customers, Thanks for visiting our website and product. In order to have a better understanding of our product ,
please allow us to remind you with following two tips :

  • (1) We set up the price based on different quantity , please contact our sales with your estimated order quantity so we can quote you accordingly .
  • (2) The above price is not shipping included , please tell us your delivery address for shipping cost quote if you don’t have your own carrier or forwarder.
  • Contact Supplier Get More Detail
    Just “Click” Here

    (Class A) Standards:

  • 01. super long lifeThe precision life of ultimate load is more than 4 times that of famous foreign brands.
  • 02. ultra-high precisionUltra low back clearance <10Arcsec, transmission error s30Arcsec.
  • 03. high efficiency driveHigh efficiency transmission, more than 10% than foreign counterparts.
  • 04. super bearingThe ultimate load capacity is more than 30% higher than that of the counterparts.
  • Technical Characteristics:

  • 1. Large deceleration ratioA high deceleration ratio of 1/30-1/320 can be obtained.The structure is simple, but it can realize high reduction ratio device.
  • 2. Small gear clearanceThe Drive, which meshes with ordinary gears and has minimal backlash, is essential to the controller business.
  • 3. High precisionMultiple teeth are engaged at the same time, and there are 2 gears engaged with 180 degree symmetry. Therefore, the influence of tooth pitch error and cumulative tooth pitch error on the rotation precision is relatively average, which makes the position precision and rotation precision reach a very high level.
  • 4. Less parts, easy installationThe 3 basic components achieve a high deceleration ratio, and they are all on the same axis, so the kit is easy to install and simple to shape.
  • 5. Small in size and light in weightCompared with the previous gear device, the volume is 1/3, the weight is 1/2, but can obtain the same torque capacity and reduction ratio, achieving small lightweight.
  • 6 High torque capacityFlexible wheel material USES special steel with high fatigue strength.Different from ordinary transmission device, the number of teeth meshing accounts for about 30% of the total number of teeth. Moreover, it is in contact with the surface, so that the pressure borne by each gear is reduced and high torque capacity can be obtained.
  • 7 High efficiencyThe sliding of gear meshing parts is very small, which reduces the power loss caused by friction. Therefore, high reduction ratio can be achieved while maintaining high efficiency, and miniaturization of driving motor can be realized.
  • 8. Low noiseThe gear meshing cycle speed is low, the transmission movement force balance, therefore the operation is quiet, and the vibration is very small.
  • Model Gear ratio Input 2000r/minrated torque Start/Stop Time Allowed Largest Torque Average Largest Torque Allowed Moment AllowedLargest Torque Largest InputRotation Speed Allowed AverageRotation Speed Arc Sec DesignLife
    Nm Nm Nm Nm r/min r/min Hour
    14 50 5.4 18 6.9 35 7500 3500 ≤30 >10000
    80 7.8 23 11 47 ≤30 >10000
    100 7.8 28 11 54 ≤30 >10000
    17 50 16 34 26 70 7000 3500 ≤30 >10000
    80 22 43 27 87 ≤30 >10000
    100 24 54 39 110 ≤30 >10000
    20 50 25 56 34 98 6000 3500 ≤30 >10000
    80 34 74 47 127 ≤30 >10000
    100 40 82 49 147 ≤30 >10000
    120 40 87 49 147 ≤30 >10000
    25 50 39 98 55 186 5500 3500 ≤30 >10000
    80 63 137 87 355 ≤30 >10000
    100 67 157 108 284 ≤30 >10000
    120 67 167 108 304 ≤30 >10000
    32 50 76 216 108 382 5000 3500 ≤30 >10000
    80 118 304 167 568 ≤30 >10000
    100 137 333 216 647 ≤30 >10000
    120 137 353 216 686 ≤30 >10000

    You can select models by yourself according to the catalog of Harmonic Drive.
    And we will quote and send the 2D and 3D drawings to you for confirming.
    Just Click here,
    Contact Supplier,Get Catalog

    Our Services

  • Pro-Sale Service:1. Good Quality / Factory Price / Quick Response Reliable Service, is our working faith.2. Professional and High efficient foreign sale- team, Reply your Alibaba inquiry and trade massages in 6 working hours, you can totally believe our service.
  • Middle-Sale Service:1. Checking the most suitable shipping ways for customers.2. Testing quality again before sending goods.3. Sending the tracking numberbil of loading. and update the situations of the goods customers receive the goods
  • After-Sale Service:1. We are very glad that customer give us some suggestion for price and products.2. If have any question, please contact with us freely by E-mail or Telephone for more details.
  • Company Information
    Ant Automation Equipment (HangZhou) Co., Ltd. is a high-tech enterprise specializing in the research and development, production, sales and service of industrial automation equipment. The company introduced advanced technology from developed countries and combined with its many years of industry experience, developed and developed a series of industrial automation control products. The current product line has covered robots arm, harmonic reducers, servo motors, and industrial control systems. Users are involved in food, pharmaceutical and other industries.
    The company has established a huge sales and service network in China to provide our customers with timely and thoughtful services.

    If you need any favorable or fast shipping Welcome to contact us

    FAQQ:Do you produce the harmonic drives by yourself?
    Yes,we have the professional harmonic drive factory in Shengzhen China.welcome you to our factory to have a visit.

    Q:What’s the general delivery time?
    The delivery time for Harmonic Drive as standard drawing is 7-15 working days.If you need to modify the drawing,we will recheck the new delivery time for you.

    Q:Could you manufacture products as the modified drawing or the drawing from clients?
    Yes.Clients can supply your drawings of harmonic drive to us or modify the standard drawing directly.We will do evaluations for you.

    Q:Could you recommend models of harmonic drive for clients?
    Yes,it’s our honor to recommend models for you if need.Just pls send your robot load,your motor power,your request ratio and so on.

    Q:Do you have professional technology team?
    Yes,our technicians are all professional.They can help you to solve different technology questions.If any questions about harmonic drive,pls feel free to contact with us.

    Q:Do you have catalog of harmonic drive to select?
    Yes,we have.You can select models by yourself according to the catalog of Harmonic Drive.And we will quote and send the 2D and 3D drawings to you for confirming.

    Q:How about your accuracy?
    Our accuracy is 0.5 arc/min.

    New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China
    New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China

    New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China

    What Is a Gearbox?

    A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.
    gearbox

    Gearboxes

    Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
    The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
    The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
    Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.

    Coaxial helical gearbox

    The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
    The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
    The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
    Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.
    gearbox

    Epicyclic gearbox

    An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
    An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
    An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
    The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.

    Extruder helical gearing

    The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
    The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
    Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
    In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.
    gearbox

    1 speed gearbox

    CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
    A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
    Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
    CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.

    China New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China     bevel gearbox	China New Promotion Plastic Harmonic Drive Cycloidal Pinwheel Pto Speed Reducer Gearbox Supplier In China     bevel gearbox
    editor by czh