Product Description
Product Description:
1. Flexspline is a hollow flanging standard cylinder structure.
2. The structure of the whole item is compact. The input shaft is directly matched with the inner hole of the wave generator. They are connected by a flat key slot.
3. The connecting way is circular spline fixed and flexible output, Or it can also be used that flexible fixed and circular spline output.
Advantages:
1. High precision, high torque
2. Dedicated technical personnel can be on-the-go to provide design solutions
3. Factory direct sales fine workmanship durable quality assurance
4. Product quality issues have a one-year warranty time, can be returned for replacement or repair
Company profile:
HangZhou CZPT Technology Co., Ltd. established in 2014, is committed to the R & D plant of high-precision transmission components. At present, the annual production capacity can reach 45000 sets of harmonic reducers. We firmly believe in quality first. All links from raw materials to finished products are strictly supervised and controlled, which provides a CZPT foundation for product quality. Our products are sold all over the country and abroad.
The harmonic reducer and other high-precision transmission components were independently developed by the company. Our company spends 20% of its sales every year on the research and development of new technologies in the industry. There are 5 people in R & D.
Our advantage is as below:
1.7 years of marketing experience
2. 5-person R & D team to provide you with technical support
3. It is sold at home and abroad and exported to Turkey and Ireland
4. The product quality is guaranteed with a one-year warranty
5. Products can be customized
Strength factory:
Our plant has an entire campus The number of workshops is around 300 Whether it’s from the production of raw materials and the procurement of raw materials to the inspection of finished products, we’re doing it ourselves. There is a complete production system
HCS-I Parameter:
| Model | Speed ratio | Enter the rated torque at 2000r/min | Allowed CZPT torque at start stop | The allowable maximum of the average load torque | Maximum torque is allowed in an instant | Allow the maximum speed to be entered | Average input speed is allowed | Back gap | design life | ||||
| NM | kgfm | NM | kgfm | NM | kgfm | NM | kgfm | r / min | r / min | Arc sec | Hour | ||
| 11 | 80 | 3.8 | 0.4 | 8.5 | 0.9 | 6.8 | 0.7 | 19.1 | 1.9 | 8000 | 3000 | ≤30 | 10000 |
| 100 | 4.1 | 0.4 | 8.9 | 0.9 | 7.2 | 0.7 | 20 | 2 | |||||
| 14 | 50 | 6.2 | 0.6 | 20.7 | 2.1 | 7.9 | 0.7 | 40.3 | 4.1 | 7000 | 3000 | ≤30 | 15000 |
| 80 | 9 | 0.9 | 27 | 2.7 | 12.7 | 1.3 | 54.1 | 5.5 | |||||
| 100 | 9 | 0.9 | 32 | 3.3 | 12.7 | 1.3 | 62.1 | 6.3 | |||||
| 17 | 50 | 18.4 | 1.9 | 39 | 4 | 29.9 | 3 | 80.5 | 8.2 | 6500 | 3000 | ≤30 | 15000 |
| 80 | 25.3 | 2.6 | 49.5 | 5 | 31 | 3.2 | 100.1 | 10.2 | |||||
| 100 | 27.6 | 2.8 | 62 | 6.3 | 45 | 4.6 | 124.2 | 12.7 | |||||
| 20 | 50 | 28.8 | 2.9 | 64.4 | 6.6 | 39 | 4 | 112.7 | 11.5 | 5600 | 3000 | ≤30 | 15000 |
| 80 | 39.1 | 4 | 85 | 8.8 | 54 | 5.5 | 146.1 | 14.9 | |||||
| 100 | 46 | 4.7 | 94.3 | 9.6 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 120 | 46 | 4.7 | 100 | 10.2 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 160 | 46 | 4.7 | 112 | 10.9 | 56 | 5.8 | 169.1 | 17.2 | |||||
| 25 | 50 | 44.9 | 4.6 | 113 | 11.5 | 63 | 6.5 | 213.9 | 21.8 | 4800 | 3000 | ≤30 | 15000 |
| 80 | 72.5 | 7.4 | 158 | 16.1 | 100 | 10.2 | 293.3 | 29.9 | |||||
| 100 | 77.1 | 7.9 | 181 | 18.4 | 124 | 12.7 | 326.6 | 33.3 | |||||
| 120 | 77.1 | 7.9 | 192 | 19.6 | 124 | 12.7 | 349.6 | 35.6 | |||||
| 32 | 50 | 87.4 | 8.9 | 248 | 25.3 | 124 | 12.7 | 439 | 44.8 | 4000 | 3000 | ≤30 | 15000 |
| 80 | 135.7 | 13.8 | 350 | 35.6 | 192 | 19.6 | 653 | 66.6 | |||||
| 100 | 157.6 | 16.1 | 383 | 39.1 | 248 | 25.3 | 744 | 75.9 | |||||
| 120 | 157.6 | 16.1 | 406 | 41.4 | 248 | 25.3 | 789 | 80.5 | |||||
HCG Parameter:
| Model | Speed ratio | Enter the rated torque at 2000r/min | Allowed CZPT torque at start stop | The allowable maximum of the average load torque | Maximum torque is allowed in an instant | Allow the maximum speed to be entered | Average input speed is allowed | Back gap | design life | ||||
| NM | kgfm | NM | kgfm | NM | kgfm | NM | kgfm | r / min | r / min | Arc sec | Hour | ||
| 11 | 80 | 3.8 | 0.4 | 8.5 | 0.9 | 6.8 | 0.7 | 19.1 | 1.9 | 8000 | 3000 | ≤20 | 10000 |
| 100 | 4.1 | 0.4 | 8.9 | 0.9 | 7.2 | 0.7 | 20 | 2 | |||||
| 14 | 50 | 7 | 0.7 | 23 | 2.3 | 9 | 0.9 | 46 | 4.7 | 10000 | 6500 | ≤20 | 15000 |
| 80 | 10 | 1 | 30 | 3.1 | 14 | 1.4 | 61 | 6.2 | |||||
| 100 | 10 | 1 | 36 | 3.7 | 14 | 1.4 | 70 | 7.2 | |||||
| 17 | 50 | 21 | 2.1 | 44 | 4.5 | 34 | 3.4 | 91 | 9 | 7500 | 5600 | ≤20 | 20000 |
| 80 | 29 | 2.9 | 56 | 5.7 | 35 | 3.6 | 113 | 12 | |||||
| 100 | 31 | 3.2 | 70 | 7.2 | 51 | 5.2 | 143 | 15 | |||||
| 20 | 50 | 33 | 3.3 | 73 | 7.4 | 44 | 4.5 | 127 | 13 | 7000 | 4800 | ≤20 | 2000 |
| 80 | 44 | 4.5 | 96 | 9.8 | 61 | 6.2 | 165 | 17 | |||||
| 100 | 52 | 5.3 | 107 | 10.9 | 64 | 6.5 | 191 | 20 | |||||
| 120 | 52 | 5.3 | 113 | 11.5 | 64 | 6.5 | 191 | 20 | |||||
| 160 | 52 | 5.3 | 120 | 12.2 | 64 | 6.5 | 191 | 20 | |||||
| 25 | 50 | 51 | 5.2 | 127 | 13 | 72 | 7.3 | 242 | 25 | 5600 | 4000 | ≤20 | 2000 |
| 80 | 82 | 8.4 | 178 | 18 | 113 | 12 | 332 | 34 | |||||
| 100 | 87 | 8.9 | 204 | 21 | 140 | 14 | 369 | 38 | |||||
| 120 | 87 | 8.9 | 217 | 22 | 140 | 14 | 395 | 40 | |||||
| 32 | 50 | 99 | 10 | 281 | 29 | 140 | 14 | 497 | 51 | 5600 | 3000 | ≤20 | 2000 |
| 80 | 153 | 16 | 395 | 40 | 217 | 22 | 738 | 75 | |||||
| 100 | 178 | 18 | 433 | 44 | 281 | 29 | 841 | 86 | |||||
| 120 | 178 | 18 | 459 | 47 | 281 | 29 | 892 | 91 | |||||
Exhibitions:
Application case:
FQA:
Q: What should I provide when I choose a gearbox/speed reducer?
A: The best way is to provide the motor drawing with parameters. Our engineer will check and recommend the most suitable gearbox model for your reference.
Or you can also provide the below specification as well:
1) Type, model, and torque.
2) Ratio or output speed
3) Working condition and connection method
4) Quality and installed machine name
5) Input mode and input speed
6) Motor brand model or flange and motor shaft size
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Car |
|---|---|
| Hardness: | Soft Tooth Surface |
| Installation: | 90 Degree |
| Layout: | Shunting |
| Gear Shape: | Bevel Gear |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|
What is a Planetary Gearbox?
A planetary gearbox is a mechanical device in which the teeth of a planet mesh with the teeth of its sun or ring. The number of teeth and the spacing of planets will determine whether the teeth mesh correctly. In this article, we will learn more about planetary gearboxes. Besides understanding their working, you can also learn how to design your own. Here are some examples:
planetary gearboxes
If your car has an automatic transmission, then a planetary gearbox is the type you have. It is possible to find out if you have this type of gearbox by consulting the owner’s manual, calling the service department of your car’s manufacturer, or conducting a search using your favorite search engine. However, planetary gears are more complex and have many more components than standard gearboxes. The following information will explain more about this type of gearbox.
Planetary gearboxes use three different gear types to transmit torque. The sun gear sits in the center of the gear assembly, while the other gears rotate around it. A carrier connects the two gears, and is designed to set the spacing between them. When the gears are rotated, the carrier will spin, enabling the entire assembly to work together. The carrier also incorporates the output shaft. For this gearbox to work effectively, it must meet the application’s requirements.
There are three main types of planetary gearboxes: the basic model is highly efficient and transmits 97% of the power input. The earliest models are not complex, but they do have some key differences. Some of these differences make them ideal for various applications. For example, a planetary gearbox can operate in alternating and continuous operation, with the output support having internal grooving. Some designs have more than one output shaft, allowing the user to choose the configuration and torque that is best for their application.
One of the main differences between a planetary gearbox and a conventional one is the way the planetary parts move. A planetary gearbox may have multiple axes for increased torque. A planetary gearbox can provide a torque up to 113,000 N.m. by rotating its maximum teeth simultaneously. They are the ideal choice for space-constrained applications. For instance, a car with small spaces can install one with ease.
A planetary gearbox’s gear ratio is determined by the ratio of the sun gear to the ring gear. The number of teeth on the sun gear is a way to adjust the gear ratio. Smaller sun gears result in larger planetary gear ratios, while larger ones cause a decrease in torque. The ratio between planetary gears ranges from 3:1 to 10:1, with the lowest ratio being three. The greatest possible ratio is 10:1.
A planetary gearbox has many benefits. The compact design makes them a more efficient choice for small motors and is advantageous for servo functions. Planetary gearboxes have low inertia, which is an important factor, especially in servo applications, since the inertia of the gearbox adds to the motor’s load inertia. The planetary gearboxes are typically lubricated with grease or oil, so you don’t need to worry about re-lubrication or maintenance.
planetary gearboxes with output shaft
The advantages of planetary gearboxes are numerous. They are widely used in many applications, from automobiles to medical equipment, goods & personnel lifts to machine tools. They are also used in derrick & dockyard cranes and slewing drives. These gearboxes are available in various sizes and shapes, ranging from small to extremely large. There are many different types, and each is designed to suit its intended use.
The LP generation 3 gearhead series combines maximum quality with economic precision in a low-backlash planetary gearbox. The output shaft version is especially suited for high-speed, highly dynamic cyclic operation. Another version is the SP+ HIGH SPEED. The SP+ high-speed version is designed to achieve maximum speeds while in continuous operation. If you need a planetary gearbox with an output shaft, look no further. It is the best choice for many applications.
As the name suggests, a planetary gearbox incorporates planetary parts and an output shaft. The outer gears (also called the planetary gears) are connected by a carrier to the output shaft. The carrier is then connected to the output shaft by a ring. There are two or more planetary gears inside the planetary gearbox. Each gear is connected to a carrier, which is connected to the output shaft.
An epicyclic planetary gear train can be assembled so that the planet gear rolls around the sun gear. In the wheel drive planetary gearbox, the planetary gears are grouped over the housing to optimize the size and weight of the system. The planetary gear train can handle torques as high as 332,000 N.m., with the ring gear being fixed while the sun gear is movable.
Another advantage of a planetary gearbox is that it uses many teeth at once. This allows for high speed reduction and high torque transmission, and it is extremely compact. Planetary gearboxes with output shaft are ideal for space-constrained applications. Their compact size and minimal weight make them a popular choice in many industries. They are also known as epicyclic gears and are used in many different types of machines.
A planetary gearbox can have three components. A central sun gear, an outer ring known as the inner gear, and an output shaft. These three components are linked by a carrier. The carrier rotates so that the input and output gears are in sync. They also have a standard gap between the gears. The carrier also acts as the output shaft. They can be used to create small machines, such as a bicycle acceleration hub.
planetary gearboxes with integer number of teeth
When designing a planetary gearbox, one must determine the amount of tooth count. This figure is known as the mesh load factor Kg, and is based on the normal tooth forces that are generated in each mesh. The number of planets, the error in the gear design, and the rigidity of the housing all affect Kg. Depending on the type of application, Kg can be calculated by using different standards.
In a typical planetary gearbox, the ratio is an integer number, and the lowest is 3:1. At a ratio of 10, the sun gear is too large and the sun wheel is too low to provide a sufficient amount of torque. In most cases, the ratio is an integer value, and the teeth are evenly spaced. The gear mesh is then balanced to grade 2. The carrier is measured three-dimensionally to detect the accuracy of the planet pin hole in the carrier.
In the simplest case, each planetary gear mesh produces a dynamic signal at its mesh frequency. These signals can cancel or reinforce in various ways. A helix angle, however, introduces axial forces into the gear mesh, which can be cancelled or reinforced in the same way as torques. As the helix angle is an integer number, this planetary gear model does not necessarily require infinite precision.
The resulting motion period is measured in rotational angles. This figure can be used to determine fault diagnosis and calculate the minimum data length required. It can also be used to calculate the kinematic motion of a faulty planet gear tooth. It is important to note that fault-mesh motion is not instantaneous, and therefore, it requires a sufficient amount of time to fully mesh a faulty planet gear.
The load-share factor is similar to that of spur and helical gearboxes, and can be used to calculate dynamic load sharing. When the load share factor is low, the individual gear meshes are slightly loaded. Deflections can vary, especially with high-precision gears. Therefore, the design process should incorporate the tolerance chain. This will ensure the correct ratio of gear mesh.
A planetary gearbox is a type of planetary gear system that is used in motors. It has a sun gear at the center and a set of outer gears. Each gear turns according to its axis around the sun. They are interconnected by a ring component and are connected to each other through a carrier. The carrier also includes the output shaft. And since the sun gear is centered, the mesh is standard.
As an added benefit, planetary gearboxes have sliding surfaces, which reduce noise and vibration. Despite the high-quality of planetary gearboxes, it is important to properly lubricate them to avoid wear and tear. CZPT uses CZPT. In order to make the planetary gearboxes last a long time, the lubricant is usually incorporated in the planetary gearbox.
editor by CX 2023-11-15
China manufacturer Laifual hollow hole harmonic gearbox for scara robot spurs gear
Applicable Industries: Manufacturing Plant, Robotic
Gearing Arrangement: Harmonic
Output Torque: 6.2-308
Input Speed: 3000
Output Speed: Laifual harmonic drive
Product name: Hollow type strain wave reducer for 6 axis robot
Load Capacity: 6.2-308Nm
Ratio: 50-160
Material: Iron, Stainless steel
Warranty: 1 Year
Application: Robotic, Automation equipment, CNC machine
Logo: Laifual
Packaging Details: Carton box
Port: HangZhou
Laifual’s harmonic drive are widely used on robots, automation equipment(CNC equipment, rotation equipment), medical equipment and etc. Main featuresLHT Series harmonic reducerA combination product that with large diameter hollow hole, flat shape, which is easy to operate.LHN Series harmonic gear reducerLight weight product, 20% lighter than standard products.LHG Series strain wave reducerHigh torque. Compare with standard products, LHG series’ torque capacity is 30% higher. And the service life is increased by 43%,with high load capacity and high reliablity. Detailed Images Specification Application Industrial robot Service robot Rehabilitation robot Automation equipment Medical equipment Machine tool industry After Sales Service We know how important fast response and uptime are to you. Laifual serves as your back-up resource when response time is critical.Count on the Laifual product service team to provide assistance when you need it most. We provide support for our customers 24hours a day, high quality roller chain conveyor chain metal chain planetary mixer cyclodial gearbox cyclo gearbox reducer with motor gear 7 days a week. Company Introduction ZHangZhoug Laifual Drive Co., Ltd is a national high-tech enterprise, mainly engaged in research and manufacture of high-precision harmonic reducers and planetary gear reducers. Total factory is 30,000 square meters. About 300 employees, including around 30 R&D Personnel, with more than 10 years experience in research and development.Laifual uses the world’s first class production and inspection equipment. Pay attention to every production details, we have very strict quality control from raw materials to the finished products, to make sure the excellent quality of all products. Allproducts are completely developed by ourselves, Laifual’s R&D center is recognized as “High-tech enterprise R&D center in ZHangZhoug province” K Bevel Gearbox with torque arm bevel helical gearbox speed reducer box right angel bevel .After years of hard working, Laifual has obtained 30 patents in the field of drive area. Including 1 major scientific andtechnological patent and 29 independent intellectual property rights patents. Laifual was recognized as a national high-techenterprise, medium-sized enterprise in ZHangZhoug province, and successfully passed the ISO9001 quality management system certification. Why choose Laifual drive? 1. With GB/T 19001-2008 / ISO9001:2008 certificate factory.2. One of the biggest harmonic gearbox manufacture in China.3. Factory scale: 30,000 square meter. Total investment: 30 million USD.4. Production Capacity: 200,000 Units/Year.5. Willing to offer customized services to all our valued customers.6. Professional technical department to offer any support to customers. FAQ Q: Do you produce the harmonic drives by yourself?Yes, we are professional harmonic gearbox manufacture in China. Our factory located in ZHangZhoug province. Warmly welcome all customers come to visit us.Q: What’s the general delivery time?The delivery time for Laifual Harmonic Drive as standard drawing is 10-15 working days.If you need to modify the drawing,we will recheck the new delivery time for you.Q: Can you offer OEM&ODM services?Yes, we can offer OEM and ODM services according to customers’ requirement.Q: Do you have professional technology team?Yes,we have more than 30 employees technical team. We can offer professional technical solution for customers project.Q: What’s the biggest advantage of your products?Yes, our product can be fully replace overseas brand. And we are confident to say we are the most cost-effective brand in China.
Spiral Gears for Right-Angle Right-Hand Drives
Spiral gears are used in mechanical systems to transmit torque. The bevel gear is a particular type of spiral gear. It is made up of two gears that mesh with one another. Both gears are connected by a bearing. The two gears must be in mesh alignment so that the negative thrust will push them together. If axial play occurs in the bearing, the mesh will have no backlash. Moreover, the design of the spiral gear is based on geometrical tooth forms.
Equations for spiral gear
The theory of divergence requires that the pitch cone radii of the pinion and gear be skewed in different directions. This is done by increasing the slope of the convex surface of the gear’s tooth and decreasing the slope of the concave surface of the pinion’s tooth. The pinion is a ring-shaped wheel with a central bore and a plurality of transverse axes that are offset from the axis of the spiral teeth.
Spiral bevel gears have a helical tooth flank. The spiral is consistent with the cutter curve. The spiral angle b is equal to the pitch cone’s genatrix element. The mean spiral angle bm is the angle between the genatrix element and the tooth flank. The equations in Table 2 are specific for the Spread Blade and Single Side gears from Gleason.
The tooth flank equation of a logarithmic spiral bevel gear is derived using the formation mechanism of the tooth flanks. The tangential contact force and the normal pressure angle of the logarithmic spiral bevel gear were found to be about twenty degrees and 35 degrees respectively. These two types of motion equations were used to solve the problems that arise in determining the transmission stationary. While the theory of logarithmic spiral bevel gear meshing is still in its infancy, it does provide a good starting point for understanding how it works.
This geometry has many different solutions. However, the main two are defined by the root angle of the gear and pinion and the diameter of the spiral gear. The latter is a difficult one to constrain. A 3D sketch of a bevel gear tooth is used as a reference. The radii of the tooth space profile are defined by end point constraints placed on the bottom corners of the tooth space. Then, the radii of the gear tooth are determined by the angle.
The cone distance Am of a spiral gear is also known as the tooth geometry. The cone distance should correlate with the various sections of the cutter path. The cone distance range Am must be able to correlate with the pressure angle of the flanks. The base radii of a bevel gear need not be defined, but this geometry should be considered if the bevel gear does not have a hypoid offset. When developing the tooth geometry of a spiral bevel gear, the first step is to convert the terminology to pinion instead of gear.
The normal system is more convenient for manufacturing helical gears. In addition, the helical gears must be the same helix angle. The opposite hand helical gears must mesh with each other. Likewise, the profile-shifted screw gears need more complex meshing. This gear pair can be manufactured in a similar way to a spur gear. Further, the calculations for the meshing of helical gears are presented in Table 7-1.
Design of spiral bevel gears
A proposed design of spiral bevel gears utilizes a function-to-form mapping method to determine the tooth surface geometry. This solid model is then tested with a surface deviation method to determine whether it is accurate. Compared to other right-angle gear types, spiral bevel gears are more efficient and compact. CZPT Gear Company gears comply with AGMA standards. A higher quality spiral bevel gear set achieves 99% efficiency.
A geometric meshing pair based on geometric elements is proposed and analyzed for spiral bevel gears. This approach can provide high contact strength and is insensitive to shaft angle misalignment. Geometric elements of spiral bevel gears are modeled and discussed. Contact patterns are investigated, as well as the effect of misalignment on the load capacity. In addition, a prototype of the design is fabricated and rolling tests are conducted to verify its accuracy.
The three basic elements of a spiral bevel gear are the pinion-gear pair, the input and output shafts, and the auxiliary flank. The input and output shafts are in torsion, the pinion-gear pair is in torsional rigidity, and the system elasticity is small. These factors make spiral bevel gears ideal for meshing impact. To improve meshing impact, a mathematical model is developed using the tool parameters and initial machine settings.
In recent years, several advances in manufacturing technology have been made to produce high-performance spiral bevel gears. Researchers such as Ding et al. optimized the machine settings and cutter blade profiles to eliminate tooth edge contact, and the result was an accurate and large spiral bevel gear. In fact, this process is still used today for the manufacturing of spiral bevel gears. If you are interested in this technology, you should read on!
The design of spiral bevel gears is complex and intricate, requiring the skills of expert machinists. Spiral bevel gears are the state of the art for transferring power from one system to another. Although spiral bevel gears were once difficult to manufacture, they are now common and widely used in many applications. In fact, spiral bevel gears are the gold standard for right-angle power transfer.While conventional bevel gear machinery can be used to manufacture spiral bevel gears, it is very complex to produce double bevel gears. The double spiral bevel gearset is not machinable with traditional bevel gear machinery. Consequently, novel manufacturing methods have been developed. An additive manufacturing method was used to create a prototype for a double spiral bevel gearset, and the manufacture of a multi-axis CNC machine center will follow.
Spiral bevel gears are critical components of helicopters and aerospace power plants. Their durability, endurance, and meshing performance are crucial for safety. Many researchers have turned to spiral bevel gears to address these issues. One challenge is to reduce noise, improve the transmission efficiency, and increase their endurance. For this reason, spiral bevel gears can be smaller in diameter than straight bevel gears. If you are interested in spiral bevel gears, check out this article.
Limitations to geometrically obtained tooth forms
The geometrically obtained tooth forms of a spiral gear can be calculated from a nonlinear programming problem. The tooth approach Z is the linear displacement error along the contact normal. It can be calculated using the formula given in Eq. (23) with a few additional parameters. However, the result is not accurate for small loads because the signal-to-noise ratio of the strain signal is small.
Geometrically obtained tooth forms can lead to line and point contact tooth forms. However, they have their limits when the tooth bodies invade the geometrically obtained tooth form. This is called interference of tooth profiles. While this limit can be overcome by several other methods, the geometrically obtained tooth forms are limited by the mesh and strength of the teeth. They can only be used when the meshing of the gear is adequate and the relative motion is sufficient.
During the tooth profile measurement, the relative position between the gear and the LTS will constantly change. The sensor mounting surface should be parallel to the rotational axis. The actual orientation of the sensor may differ from this ideal. This may be due to geometrical tolerances of the gear shaft support and the platform. However, this effect is minimal and is not a serious problem. So, it is possible to obtain the geometrically obtained tooth forms of spiral gear without undergoing expensive experimental procedures.
The measurement process of geometrically obtained tooth forms of a spiral gear is based on an ideal involute profile generated from the optical measurements of one end of the gear. This profile is assumed to be almost perfect based on the general orientation of the LTS and the rotation axis. There are small deviations in the pitch and yaw angles. Lower and upper bounds are determined as – 10 and -10 degrees respectively.
The tooth forms of a spiral gear are derived from replacement spur toothing. However, the tooth shape of a spiral gear is still subject to various limitations. In addition to the tooth shape, the pitch diameter also affects the angular backlash. The values of these two parameters vary for each gear in a mesh. They are related by the transmission ratio. Once this is understood, it is possible to create a gear with a corresponding tooth shape.
As the length and transverse base pitch of a spiral gear are the same, the helix angle of each profile is equal. This is crucial for engagement. An imperfect base pitch results in an uneven load sharing between the gear teeth, which leads to higher than nominal loads in some teeth. This leads to amplitude modulated vibrations and noise. In addition, the boundary point of the root fillet and involute could be reduced or eliminate contact before the tip diameter.
China Good quality Agricultural Gearbox Marine Spare Parts Diesel Engine China Truck High Torque Airsoft Degree Planetary CZPT Harmonic Steering Electric Motor with Best Sales
Merchandise Description
Agricultural Gearbox Maritime Spare Elements Diesel Motor China Truck Higher Torque Airsoft Degree Planetary CZPT Harmonic Steering Electric powered Motor
The Essentials of a Planetary Gearbox
The simple model of a planetary gearbox is a very productive transmission that transmits virtually ninety p.c of the power it receives. The simple planetary gearbox comes in a few simple kinds: Inline, Helical, and Spur. Under, we will talk about the differences in between each of them and which one is better for your demands. A planetary gearbox is an important element of any engine and may be the best selection for your vehicle.
Inline planetary gearbox
An inline planetary gearbox has an inline arrangement of gears that permits the transfer of energy. Its style can make it stable and trustworthy, and the area and excess weight-preserving rewards make it a popular decision for many programs. Planetary gearboxes have minimal inertia, large torque, and a extensive assortment of reduction ratios, which make them a adaptable selection for several industries. To locate out far more about this variety of gearbox, read through about its design and specs.
A planetary gearbox is composed of two elements: a solar gear (also known as the central or enter gear), and two world gears (also named outer gears). These gears are related to each and every other through a provider. In get to get the very best functionality from your gearbox, it really is important to uncover a product with the functions and advantages required for your software. Also, be certain to check out out the supply time, global availability, and buyer services of your chosen constructor. A couple of constructors are quicker than other people and have the ability to reply speedily, whilst other individuals can supply each single planetary gearbox out of inventory.
Whether or not you might be utilizing an inline planetary gearbox for your car’s transmission, or you might be constructing a new equipment, it is critical to select the appropriate size for your software. The most common ratio is five:1, but an inline gearbox can be as higher as 1000:1! The torque range is in between 250-950 lb-in for ongoing torque, and up to 5800 lb-in for produce torque. Some organizations even offer customized shafts if you require them to match a distinct software.
Inline planetary gearboxes have a substantial ratio of helical rotation and are helpful for programs in which area is restricted. Their low-backlash layout permits them to deal with high torques and high accelerations with out backlash. Regardless of their compact dimension, planetary equipment systems also have substantial single-phase reduction ratios, a function that makes them ideal for a selection of industrial purposes. They can also be connected for higher reduction ratios.
An inline planetary gearbox can be used in many applications, from small equipment to hefty industrial equipment. Its fundamental layout consists of 3 factors: an input equipment pair, an output gear pair, and a stationary position. Some planetary gearbox types also contain further gear sets that can give a slight offset in between enter and output. A planetary gearbox may possibly also have multiple bearings, which make the assembly much more sturdy and dependable.
Inline planetary equipment reducers are typically utilised in industrial configurations to sluggish down an electric powered motor. They are capable to multiply torque, which signifies they can lessen the enter velocity to a amount where the mechanical devices inside of the motor can perform correctly. This kind of gear reducer also has a minimal clearance, which makes it ideal for equipment with higher torque. Nevertheless, you ought to consider the volume of torque required in your software ahead of you make a obtain.
Helical planetary gearbox
A helical planetary gearbox is a sort of mechanical system. The gears are related by joints to the carrier that retains the planets stationary. The solar equipment serves as an enter to the other gears, and the world gears rotate at a charge that is dependent on the quantity of teeth in each and every equipment. The ratio among these gears is -Ns/Np, and the variety of enamel in the ring is N r, N s, and N p.
Yet another sort of planetary gearbox uses several helical axes to distribute the load. This design and style also gives substantial stiffness and reduced backlash, which is critical for purposes involving frequent start off-quit cycles and rotational path adjustments. It also functions a compact design and style and minimal mass inertia. A helical planetary gearbox can be utilized for a broad assortment of apps. Listed underneath are some of the advantages of helical equipment technological innovation.
The fundamental style of a helical planetary gear is based on the basic principle of stepping planets. This concept gets rid of the need for timing marks and restrictive assembly problems. The planetary gear’s helical condition can be modified to obtain a better transmission ratio in an equivalent or scaled-down volume. For case in point, a 50-T ring gear will yield the very same result as a a hundred-T ring gear.
In addition to the helical axis, a helical planetary gearbox also has a broad assortment of secondary features that are crucial to torque transmission. For occasion, compact needle roller bearings are acceptable for a helical planetary gearbox simply because of their lower-profile style and modest room. Even so, a tapered roller bearing is far better suited to dealing with large axial forces. In standard, a helical planetary gearbox will have a increased performance fee and lower sound stages.
A helical planetary gearbox will have a number of components that can vary in dimension and condition. They will include a solar gear and many planetary components. The central sunlight gear will take a reduced-torque input and will operate numerous external gears to enhance the torque and speed. This standard design of a planetary gearbox is very successful, transferring 97% of the power enter. There are a few major types of planetary gearboxes: the cylindrical planetary gearbox, the helical planetary gearbox, and the helical wormwheel.
The CZPT is a excellent example of an entry-level helical planetary gearbox. It is incredibly reputable and aimed at providing torque in silent apps with large precision. The Access collection is yet another choice, which is made to meet the needs of the minimal-backlash planetary gearbox industry. It characteristics helical planetary gears with 5 to 8 arc-minutes backlash, and is constructed on a monobloc housing.
A helical planetary gearbox is commonly used in 3D printing. They are lightweight and can offer a high equipment ratio. In addition to their low excess weight and large performance, some men and women have set up them into 3D printers to enhance the precision of their types. And in addition to 3D printing, helical gears are utilised in a lot of industrial apps. If you’re contemplating about buying 1, you should know what the benefits are.
Spur planetary gearbox
There are a lot of positive aspects to a spur planetary gearbox, from its compact style and lower value to its unmatched energy transmission potential for every unit quantity. Planetary gears have large efficiency for each phase and can accomplish up to 95% performance, relying on the ratio. World gears are mounted on a joint carrier, and the output rotation pace is slower than the travel rotation speed, which qualified prospects to increased torque. The greater the gear wheels, the much more torque the unit can make.
A spur planetary gearbox incorporates numerous other gear sets that have to have helical teeth. These other equipment sets need to be helical, and the motor should be aligned with the driven parts. The spur gears are the most successful kind of planetary equipment, as their enamel are symmetrical, which means no axial forces are produced. The distinction between a spur and a planetary gearbox is its shape.
The appropriate angle spur planetary gearbox is a functional style with a spiral bevel equipment that offers exceptional smoothness and peaceful procedure. This gearhead is situation-hardened and ground to increase its efficiency. These gears can be bought in 3-100 ratios. Spur planetary gearboxes can also have ISO rotary flanges, keyed shafts, DIN splines, or hollow compression connections.
A spur planetary gearbox utilizes spur gears close to the circumference of the system. The spur gears rotate amongst gears that have interior and exterior enamel. Simply because of this, the angular velocity of the spur gear differential carrier is the regular of the ring gears and solar gears. A spur gearbox can also be regarded a compound planetary equipment. It is usually employed for servo purposes. Unlike spur gears, helical planetary gears are less complicated to preserve and have reduce sounds amounts.
The most noteworthy difference amongst a spur planetary gearbox and a planetary gearhead is the lubrication of the pinion and the spur gear head. A spur gear head is much less intricate, but cannot deal with the same amount of load as a planetary gearhead. Both sorts can attain the same backlash, but a planetary gearhead has much better lubrication retention than a spur equipment. It can operate at increased speeds with no abnormal lubrication, although a spur gear drive is more efficient at low speeds. The reduction ratio of a planetary gearhead is around unity whilst that of a planetary equipment head is numerous thousand to one particular.
A planetary gearbox has numerous applications. Plastic machinery, goods & personnel lifts, and device tools are all primary illustrations of these kinds of gearing techniques. Other industries that use these gears incorporate wind turbines and sugar crystallizers, as effectively as steel and sugar mills. And of program, the use of planetary gears is not limited to these industries. It is employed in a lot of various approaches, such as slewing drives, mill drive, and derrick & dockyard cranes
China best Zero Backlash Harmonic Drive Speed Reducer Hollow Gearbox wholesaler
Merchandise Description
Zero Backlash Harmonic Travel Pace Reducer Hollow Gearbox
Thorough Photos
We are the manfacture Independently analysis and produce, Owned a lot of intellectual house legal rights.
Inform us your specifications, then we can customize the growth.
Other Connected Products
Click on listed here to locate what you are seeking for:
Company Profile
FAQ
Q: What’re your primary goods?
A: We currently make Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Equipment Motors, Brushless Dc Motors, Stepper motors, Ac Motors and Large Precision Planetary Equipment Box etc. You can verify the requirements for earlier mentioned motors on our web site and you can e mail us to suggest required motors for each your specification also.
Q: How to decide on a suited motor?
A:If you have motor images or drawings to display us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, necessary life span and sounds level and so on, please do not hesitate to let us know, then we can recommend suited motor for each your request appropriately.
Q: Do you have a customized service for your regular motors?
A: Yes, we can customise per your request for the voltage, velocity, torque and shaft measurement/shape. If you need added wires/cables soldered on the terminal or want to incorporate connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design and style provider for motors?
A: Indeed, we would like to design and style motors separately for our customers, but it may possibly require some mildew creating value and layout charge.
Q: What is your direct time?
A: Typically speaking, our typical standard merchandise will need to have fifteen-30days, a little bit lengthier for personalized merchandise. But we are quite adaptable on the guide time, it will count on the particular orders.
You should make contact with us if you have detailed requests, thank you !
Planetary Gearbox Rewards and Negatives
A planetary gearbox is a sort of mechanical drive with a solitary output shaft. They are ideal for each clockwise and counterclockwise rotations, have significantly less inertia, and function at increased speeds. Listed here are some rewards and down sides of this sort of gearbox. Let us see what these advantages are and why you must use them in your applications. Detailed underneath are some of the benefits of planetary gearboxes.
Ideal for counterclockwise and clockwise rotation
If you want to train children about the clock hands, you can buy some assets for counterclockwise and asymmetrical rotation. These methods contain worksheets for figuring out levels of rotation, producing guidelines for rotation, and visible processing. You can also use these resources to teach angles. For case in point, the translation of styles action pack helps youngsters find out about the rotation of geometric shapes. Likewise, the visual perception activity sheet aids youngsters recognize how to method details visually.
Numerous scientific studies have been carried out to comprehend the anatomical substrate of rotations. In a modern research, CZPT et al. when compared the place of the transitional zone electrocardiographically and anatomically. The authors discovered that the transitional zone was typical in nine of 33 subjects, indicating that rotation is not a indicator of ailment. Similarly, a counterclockwise rotation may possibly be brought on by a genetic or environmental element.
The core tip data must be designed to operate in the two clockwise and counterclockwise rotation. Counterclockwise rotation calls for a distinct starting point than a clockwise rotation. In North The united states, star-delta starting is employed. In both circumstances, the determine is rotated about its position. Counterclockwise rotation, on the other hand, is completed in the reverse path. In addition, it is possible to generate counterclockwise rotation making use of the same gimbal.
Even with its identify, each clockwise and counterclockwise rotation needs a specified amount of drive to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, commences from the prime placement and heads to the correct. If rotating in the reverse route, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has considerably less inertia
The major big difference between a planetary gearbox and a normal pinion-and-gear reducer is the ratio. A planetary gearbox will make considerably less inertia, which is an important benefit since it will minimize torque and power needs. The ratio of the planetary gearbox to its set axis counterpart is a factor of three. A planetary gearbox has smaller gears than a typical planetary, so its inertia is proportional to the number of planets.
Planetary gears are considerably less inertia than spur gears, and they share the load throughout numerous gear enamel. This indicates that they will have minimal backlash, and this is vital for applications with higher begin-end cycles and recurrent rotational path alterations. Yet another advantage is the large stiffness. A planetary gearbox will have less backlash than a spur gearbox, which signifies that it will be a lot more reliable.
A planetary gearbox can use both spur or helical gears. The former gives greater torque scores although the latter has considerably less sound and stiffness. Both types of gears are beneficial in motorsports, aerospace, truck transmissions, and power generation models. They call for more assembly time than a typical parallel shaft equipment, but the PD sequence is the much more successful option. PD sequence planetary gears are suited for numerous apps, which includes servo and robotics.
In contrast, a planetary gear established can have various input velocity. This can have an effect on the frequency response of the gearset. A mathematical design of the two-phase planetary gears has non-stationary consequences and correlates with experimental findings. Fig. 6.3 displays an addendum. The dedendum’s least price is about 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Gives better trustworthiness
The Planetary Gearbox is a greater alternative for driving a car than a common spur gearbox. A planetary gearbox is considerably less high-priced, and they have better backlash, larger load capacity, and increased shock loads. Not like spur gearboxes, even so, mechanical sounds is nearly nonexistent. This helps make them much more trustworthy in high-shock circumstances, as nicely as in a vast variety of programs.
The Economic climate Collection has the identical power density and torque ability of the Precision Helical Series, but it lacks the precision of the latter. In distinction, Economy Sequence planetary gearboxes feature straight spur planetary gearing, and they are employed in apps demanding higher torque. The two kinds of gearboxes are appropriate with NEMA servo motors. If torque density is essential, a planetary gearbox is the very best option.
The Dispersion of External Load: The SSI product has been thoroughly utilised to design the trustworthiness of planetary gear techniques. This product requires the make contact with force and fatigue toughness of the system as generalized tension and energy. It also provides a theoretical framework to evaluate the dependability of planetary equipment programs. It also has several other benefits that make it the desired selection for substantial-anxiety programs. The Planetary Gearbox offers increased reliability and efficiency than standard rack and pinion gear programs.
Planetary gearing has greater dependability and compact design. Its compact style enables for wider applications with worries about area and weight. Furthermore, the enhanced torque and reduction can make planetary gearboxes an superb decision for a extensive assortment of applications. There are 3 key sorts of planetary gearboxes, each with its possess benefits. This article describes a few of them. Once you comprehend their workings, you will be able to pick the best planetary gearbox for your requirements.
Has increased operating speeds
When you appear at planetary gearboxes, you may be puzzled about which 1 to decide on. The main issue is the software of the gearbox. You should also make a decision on secondary aspects like noise degree, corrosion resistance, development, price tag, and availability around the world. Some constructors work more rapidly than others and deliver the gearboxes on the same working day. However, the latter types frequently deliver the planetary gearbox out of stock.
Compared to conventional gearboxes, a planetary gearbox can run at increased speeds when the input pace fluctuates. However, these gears are not quite successful in higher-speed purposes because of their elevated noise stages. This can make planetary gears unsuitable for applications involving a fantastic offer of sound. That is why most planetary gears are utilized in little-scale programs. There are some exceptions, but in basic, a planetary gearbox is far better suited for purposes with larger functioning speeds.
The fundamental planetary gearbox is a compact different to regular pinion-and-gear reducers. They can be employed in a extensive assortment of apps exactly where space and weight are considerations. Its efficiency is also increased, providing 97% of the electrical power enter. It arrives in 3 diverse types based on the performance. A planetary gearbox can also be classified as a worm equipment, a spur gear, or a sprocket.
A planetary gearhead has a substantial-precision design and can generate sizeable torque for their dimension. It also lowers backlash to two arc-min. Moreover, it is lubricated for life, which indicates no servicing is required. It can match into a tiny machine envelope and has a modest footprint. Additionally, the helical crowned gearing gives fast positioning. A sealed gearbox helps prevent abrasive dust from obtaining into the planetary gearhead.
Has disadvantages
The layout of a planetary gearbox is compact and allows substantial torque and load ability in a small space. This equipment arrangement also decreases the likelihood of wear and tear. Earth gears are arranged in a planetary style, allowing gears to shift beneath load and a uniform distribution of torque. Nevertheless, some negatives of planetary gears need to be regarded prior to investing in this gearbox.
Whilst the planetary gearbox is a substantial precision movement-management device, its design and style and routine maintenance requirements are a problem. The bearing load is large, demanding repeated lubrication. Also, they are inaccessible. Even with these downsides, planetary gearboxes are suitable for a assortment of jobs. They also have lower backlash and large torsional stiffness, making them outstanding options for a lot of applications.
As a consequence, the speed of a planetary gearbox varies with load and pace. At lower ratios, the sunlight gear becomes as well large in relation to the planet gears. As the ratio will increase, the sunlight gear will turn out to be also low, reducing torque. The planetary gears also decrease their torque in large-speed environments. Consequently, the ratio is a critical consideration for planetary gearbox condition monitoring.
Extra drag may result from out-of-tolerance components or extreme lubrication. Drag ought to be calculated equally in directions and be within suitable ranges. Grease and oil lubrication are two frequent planetary gearbox lubricants, but the selection is largely dependent on your software. Although grease lubricates planetary gears effectively, oil requirements routine maintenance and re-lubrication each number of thousand hrs.