Product Description
Precision planetary gear reducer is a new-generation of product developed by our company, with a compromise of advanced technology both at home and abroad, its main features are as follows:
1. Low noise: under 65db.
2. Low backlash: within 3 arcmin.
3. High efficiency: 97% for 1 stage, 94% for 2 stages.
4. High input speed: Rated input speed 3000rpm, max input speed 6000 rpm.
5. High output torque: higher torque output than that of conventional planetary gear reducer.
6. High stability hardening,which extends gear service life and maintain high accuracy as new after a long period of operation.
Precicion planetary gear reducer is widely used in the following fields:
1. Aerospace industries.
2. Medical health, electronic information industries.
3. Industrial robots, productin automation, CNC machine tool manufacturing industries.
4. Motor,textile,printing,food,metallurgical,envrironment protection engineering, warehouse logistics industries.
About Xingda since 1984
HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism field and punching/stamp
ing field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, XDR,
XDF, XDK, XDShave reached the advanced technique index of the congeneric European and Janpanese produc
ts, We offer standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can accept orders
of non-standard products, such as gears, shafts, punching parts ect, according to customers’ Drawings or sam-
ples.
Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, g-
ear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling m-
achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and s-
o on. We have advanced testing equipments also.
Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw mat-
erial, heat treatment, surface finishing and so on.
| Application: | Motor, Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Single-Step |
| Type: | Planetary Gear Reducer |
| Frame Size: | 235 |
| Samples: |
US$ 230/Piece
1 Piece(Min.Order) | |
|---|
| 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 2023-05-17
China Professional Mini NEMA 8 20mm Low Speed Hybrid Stepper Planetary Gear Motor with Electric Gearbox for 3D Printer with Great quality
Merchandise Description
Hybrid Stepper Planetary Gear Motor
Parameter:
HP201-1 20MM
Stepper Angel: 1.eight
Drawing:
Motor Electrical Specification:
Gearbox Specification:
About Us:
We specialized in researching, establishing and servicing electric powered motors, gearbox and higher precision gears with the little modules.
After many years of improvement, we have an unbiased solution layout and the R&D crew, service crew, and specialist high quality control team.
What’s more, we have 2 joint ventures. One is found in HangZhou, which creates hybrid stepper motor, valuable linear stepper motor, brushless DC motor, servo motor, stepper motor driver, brushless motor driver, encoder and brake.
One more 1 is found in HangZhou, which produces DC gear motor. The manufacturing unit has dozens of CNC equipment and substantial precision test products, implements the method management and computerized procedure in most
producing approach.
We also have 2 cooperation factories. 1 is producing AC reversible synchronous motor and AC servo motor, the other 1 is generating linear long term stepper motor, long lasting stepper motors.
Customer’s Pay a visit to:
Associated Goods:
Planetary Gearbox Advantages and Drawbacks
A planetary gearbox is a variety of mechanical travel with a solitary output shaft. They are suitable for each clockwise and counterclockwise rotations, have less inertia, and run at larger speeds. Listed here are some positive aspects and disadvantages of this sort of gearbox. Allow us see what these advantages are and why you must use them in your apps. Detailed under are some of the positive aspects of planetary gearboxes.
Ideal for counterclockwise and clockwise rotation
If you want to educate children about the clock hands, you can acquire some methods for counterclockwise and asymmetrical rotation. These sources incorporate worksheets for identifying levels of rotation, producing policies for rotation, and visual processing. You can also use these resources to teach angles. For instance, the translation of shapes activity pack will help young children understand about the rotation of geometric designs. Equally, the visual perception activity sheet assists kids realize how to process details visually.
Different studies have been completed to understand the anatomical substrate of rotations. In a modern examine, CZPT et al. compared the placement of the transitional zone electrocardiographically and anatomically. The authors located that the transitional zone was normal in nine of 33 subjects, indicating that rotation is not a sign of illness. Similarly, a counterclockwise rotation may be brought on by a genetic or environmental issue.
The main suggestion knowledge must be made to function in the two clockwise and counterclockwise rotation. Counterclockwise rotation needs a distinct commencing point than a clockwise rotation. In North The united states, star-delta beginning is utilised. In both circumstances, the determine is rotated about its point. Counterclockwise rotation, on the other hand, is completed in the opposite path. In addition, it is feasible to develop counterclockwise rotation making use of the very same gimbal.
In spite of its identify, each clockwise and counterclockwise rotation requires a specific volume of power to rotate. When rotating clockwise, the item faces upwards. Counterclockwise rotation, on the other hand, commences from the best situation and heads to the correct. If rotating in the reverse direction, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has much less inertia
The major difference amongst a planetary gearbox and a typical pinion-and-equipment reducer is the ratio. A planetary gearbox will produce much less inertia, which is an important advantage simply because it will lessen torque and energy specifications. The ratio of the planetary gearbox to its set axis counterpart is a issue of 3. A planetary gearbox has smaller gears than a typical planetary, so its inertia is proportional to the number of planets.
Planetary gears are less inertia than spur gears, and they share the load across numerous equipment tooth. This signifies that they will have minimal backlash, and this is crucial for applications with large start off-quit cycles and regular rotational path changes. One more reward is the high stiffness. A planetary gearbox will have significantly less backlash than a spur gearbox, which signifies that it will be more dependable.
A planetary gearbox can use either spur or helical gears. The former offers increased torque rankings whilst the latter has much less sounds and stiffness. Each kinds of gears are valuable in motorsports, aerospace, truck transmissions, and power era models. They demand more assembly time than a conventional parallel shaft equipment, but the PD sequence is the more effective option. PD series planetary gears are suitable for several programs, which includes servo and robotics.
In contrast, a planetary gear set can have varying enter speed. This can impact the frequency reaction of the gearset. A mathematical product of the two-phase planetary gears has non-stationary effects and correlates with experimental results. Fig. 6.3 displays an addendum. The dedendum’s least price is roughly 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Delivers better dependability
The Planetary Gearbox is a far better option for driving a vehicle than a normal spur gearbox. A planetary gearbox is less pricey, and they have better backlash, higher load capability, and higher shock loads. As opposed to spur gearboxes, nonetheless, mechanical sound is nearly nonexistent. This can make them far more trustworthy in higher-shock scenarios, as properly as in a wide variety of apps.
The Economy Series has the exact same electricity density and torque capability of the Precision Helical Series, but it lacks the precision of the latter. In contrast, Economy Sequence planetary gearboxes function straight spur planetary gearing, and they are used in programs necessitating higher torque. The two sorts of gearboxes are compatible with NEMA servo motors. If torque density is crucial, a planetary gearbox is the best choice.
The Dispersion of External Load: The SSI model has been extensively utilised to design the dependability of planetary equipment techniques. This design will take the make contact with force and fatigue power of the method as generalized pressure and power. It also provides a theoretical framework to evaluate the dependability of planetary gear methods. It also has several other benefits that make it the preferred decision for large-anxiety programs. The Planetary Gearbox provides increased dependability and performance than standard rack and pinion gear systems.
Planetary gearing has better dependability and compact layout. Its compact design permits for wider apps with considerations about area and bodyweight. Furthermore, the elevated torque and reduction makes planetary gearboxes an exceptional decision for a broad range of programs. There are 3 major sorts of planetary gearboxes, every single with its personal rewards. This write-up describes a couple of of them. Once you realize their workings, you will be in a position to decide on the greatest planetary gearbox for your requirements.
Has increased running speeds
When you search at planetary gearboxes, you might be confused about which a single to pick. The major situation is the software of the gearbox. You should also determine on secondary elements like sound amount, corrosion resistance, development, price tag, and availability around the world. Some constructors perform quicker than other folks and provide the gearboxes on the same working day. However, the latter types often deliver the planetary gearbox out of stock.
In comparison to traditional gearboxes, a planetary gearbox can operate at increased speeds when the input pace fluctuates. However, these gears are not extremely effective in substantial-velocity apps because of their improved noise levels. This helps make planetary gears unsuitable for applications involving a great offer of sound. That is why most planetary gears are utilised in small-scale applications. There are some exceptions, but in general, a planetary gearbox is far better suited for applications with increased working speeds.
The fundamental planetary gearbox is a compact option to typical pinion-and-gear reducers. They can be utilised in a extensive variety of apps exactly where area and fat are issues. Its performance is also greater, delivering 97% of the energy enter. It will come in 3 diverse sorts based mostly on the performance. A planetary gearbox can also be classified as a worm gear, a spur gear, or a sprocket.
A planetary gearhead has a substantial-precision design and style and can produce sizeable torque for their dimensions. It also minimizes backlash to two arc-min. In addition, it is lubricated for lifestyle, which means no upkeep is needed. It can match into a tiny equipment envelope and has a small footprint. Additionally, the helical crowned gearing provides rapidly positioning. A sealed gearbox helps prevent abrasive dust from getting into the planetary gearhead.
Has disadvantages
The design of a planetary gearbox is compact and enables higher torque and load capability in a little area. This gear arrangement also minimizes the chance of dress in and tear. Planet gears are organized in a planetary trend, making it possible for gears to change below load and a uniform distribution of torque. However, some disadvantages of planetary gears should be regarded before investing in this gearbox.
Although the planetary gearbox is a large precision movement-management unit, its design and servicing specifications are a problem. The bearing load is higher, necessitating regular lubrication. Also, they are inaccessible. In spite of these downsides, planetary gearboxes are suited for a variety of duties. They also have low backlash and higher torsional stiffness, making them exceptional choices for numerous programs.
As a end result, the pace of a planetary gearbox may differ with load and velocity. At decrease ratios, the sunshine gear becomes also big in relation to the world gears. As the ratio boosts, the sun equipment will become also reduced, minimizing torque. The planetary gears also minimize their torque in large-pace environments. For that reason, the ratio is a essential thought for planetary gearbox situation monitoring.
Extra drag could result from out-of-tolerance factors or too much lubrication. Drag must be measured equally in directions and be within suitable ranges. Grease and oil lubrication are two widespread planetary gearbox lubricants, but the option is mostly dependent on your application. While grease lubricates planetary gears effectively, oil requirements servicing and re-lubrication each and every few thousand hrs.