Tag Archives: servo with gear

China Standard High Precision Gear Reducer Servo Motor Planetary Gearbox For Cutting Machining with Great quality

Product Description

High Precision Gear Reducer Servo Motor Planetary Gearbox For Cutting Maching
 

Detailed Photos

 

Same Series Products

 

Product Parameters

High precision planetary Gearbox can be divided into straight teeth gear input and helical teeth gear input. They are widely used in cutting machines, CNC equipment, AGV, logistics sorting and other fields.

 

Other Related Products

Click here to find what you are looking for:

Company Profile

 

FAQ

Q: What’re your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.

Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.

Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.

Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.

Q: What’s your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.

Please contact us if you have detailed requests, thank you !

Application: Universal, Industrial, Power Tools
Operating Speed: Constant Speed
Excitation Mode: Shunt
Function: Driving
Casing Protection: Closed Type
Number of Poles: 2
Customization:
Available

|

Customized Request

planetarygearbox

Benefits of a Planetary Gearbox With Output Shaft

The output shaft of a Planetary Gearbox connects to the driven wheels, while the input shaft comes from the engine. These gears are interlinked and create a wide range of gear reductions, which are necessary to get a vehicle rolling comfortably. Gear reductions are the place where the various “gears” are located. Here are some examples. They can help you determine what you need for your vehicle. You might also want to learn about planetary gears.

Planetary gearboxes

Modern cars are most likely equipped with planetary gearboxes. If you’re unsure if your vehicle uses planetary gears, you should first consult your car’s owner’s manual. If not, contact your dealership’s service department for more information. Otherwise, you can do a quick search on the internet to find out whether your car has a planetary gearbox. These gearboxes are generally more complex than ordinary gears. Additionally, they are equipped with more parts and require lubrication.
In addition to their low noise levels, planetary gearboxes are also remarkably efficient at transmission. These features make them ideal for applications requiring high torque and small footprints. Unfortunately, there are many different types of planetary gearboxes on the market, making it difficult to find the right one. The following article will give you some guidelines to help you choose the right planetary gearbox for your needs. Let’s take a look!

Planetary gears

A planetary gearbox has two main components: the sun gear (also known as the central or input) and the planet gears (also known as outer or peripheral). These gears are connected together by a carrier to the output shaft of the machine. In some applications, it is necessary to use a planetary gearbox with lubrication to prevent wear and tear. A planetary gearbox also has a small ring gear that helps hold the planet gears together.
The main advantage of a planetary gearbox is that it uses several teeth that engage at once, allowing for high-speed reduction with a small number of gears. Because the gears are relatively small, they have lower inertia than their larger counterparts. Planetary gearboxes are compact, which makes them popular for space-constrained applications. Because of their compact size and efficiency, planetary gearboxes are also commonly used in motor vehicles.

Planetary gearboxes with output shaft

For high-speed, dynamic applications, planetary gearbox units with output shaft provide the optimal solution. Thanks to their low inertia, these gearheads deliver superior performance in many industrial applications. Additionally, their wide range of variants allows users to select the perfect product for their application. This article examines some of the key benefits of planetary gearboxes with output shaft. Read on to learn more.
The planetary gearbox has two major components: a sun gear and planet gears. The sun gear is usually the input gear, while the planet gears are located at the outer edges of the system casing. Planet gears are held together by a carrier that is connected to the output shaft. Before choosing a particular gearbox for your application, make sure that you check the specific requirements and the environment to which the unit will be subjected.
A planetary gearbox has less stages of gears, and thus lower backlash compared to spur gearboxes. Backlash is lost motion that occurs when the teeth of the gears are out of perfect alignment. This problem is common in all gears, but is significantly less in planetary gearboxes. As such, planetary gearboxes are more efficient. They can also be customized according to the specific engine model and motor flange.
planetarygearbox

Planetary gearboxes with carrier

A planetary gearbox is a type of gearbox with three or more stages. They have a sun gear, which is usually the input gear, and planet gears, also called the outer gears. The carrier that connects the planet gears to the output shaft is called a ring gear. A planetary gearbox is generally designed to meet specific application and environmental requirements, but there are some factors to consider when choosing one.
The compact footprint of planetary gear sets results in high heat dissipation. This can be a problem in applications with sustained performance or high speeds. As a result, planetary gear sets often include lubricants, which present a cooling effect while also reducing noise and vibration. Some planetary gears even feature a carrier to make the installation process easier. Here are some things to keep in mind when choosing a planetary gear set.
Planetary gearboxes with carrier have several advantages over other types of gearboxes. Unlike conventional gearboxes, planetary gears have a common central shaft, and the tangential forces between the gears cancel out at the center of the ring gear. Because of this, planetary gearboxes are commonly used in input/output applications, and their compact size allows for a wide range of gear reductions. These gears can also produce higher torque density.

Planetary gearboxes with traction

Planetary gears are similar to the planetary system, in that each pinion rotates around a sun gear. The output of the planetary gear unit is lower than the drive rotation speed, but the torque is higher. As the number of planet gear wheels increases, so does the torque. Planetary gear systems contain three to four planet gears, and each is in constant mesh with the others. Power applied to any one member rotates the entire assembly.
Typical applications for planetary gear sets include high-precision motion control. In these applications, high torque, torsional stiffness, and low backlash are required. Planetary gear sets are also ideal for motors with higher speeds. A number of factors contribute to the reliability of these devices. The low backlash and large torque capacity of a planetary gear motor allow them to be used in a wide range of applications.

Planetary gearboxes with electric motors

If you’re in the market for a new gearbox, you may have already heard about planetary gearboxes. The planetary gearbox is a high-efficiency, low-noise gearbox. CZPT manufactures high-torque planetary gearboxes with low backlash. They also make economy planetary gearboxes for lower loads. However, with so many different types available, choosing the right one for your needs can be challenging.
These planetary gearboxes are a compact alternative to conventional pinion-and-gear reducers. They offer high-speed reduction and high torque transfer, and are often used for space-constrained applications. But before you can understand how they work, you’ll need to understand a little about their construction. There are a few things to look for that you may not have noticed before.
The most common type of planetary gearbox is a PM81/LN. It features a set of DC brush motors with diameter 77mm, a stator, and two or more outer gears. Each of these gears is connected to an output shaft through a carrier. They can also be used with brakes, encoders, or a clutch. A planetary gearbox is one of the most reliable gearbox types on the market.

Planetary gearboxes with hydraulic motors

A planetary gearbox is a combination of two gears, the sun and the planets. The sun gear rotates at high speed, while the planets roll around and orbit around the ring gear. The output shaft has the same direction of rotation as the input shaft. The benefits of a planetary gearbox include high reduction ratios, efficiency, space-saving compactness, and higher overload capacity. These gears are also more stable and compact, and they do not suffer from self-locking properties.
Planetary gearboxes are a highly efficient way to power hydraulic lifts. They can be input via electric, hydraulic, or air motors. The drive arrangement can be mounted on a bare shaft, splined shaft, or a parallel keyed input shaft. Depending on the application, bespoke gearboxes can be manufactured with a variety of features and functions.
planetarygearbox

Planetary gearboxes with combustion engines

There are many different applications of planetary gear sets. The most common is the distribution of power between two wheels in a car’s drive axle. Four-wheel drives use two axle differentials, which are further augmented by a centre differential. Hybrid electric vehicles use summation gearboxes to distribute power from the combustion engine to the wheels and to an electric motor. Planetary gear sets also combine the two different types of motors to form one hybrid vehicle.
To understand how planetary gear sets work, it is important to understand the underlying mechanical principles. For example, Fig. 4.6 shows a stick diagram illustrating two planetary gear sets connected by a lever. The two levers are the same length, so the system is analogous to a single lever. When calculating the torque, it is essential to consider the lever diagram. Similarly, if two gear sets are connected by vertical links, the horizontal links must be horizontal.

China Standard High Precision Gear Reducer Servo Motor Planetary Gearbox For Cutting Machining   with Great quality China Standard High Precision Gear Reducer Servo Motor Planetary Gearbox For Cutting Machining   with Great quality
editor by CX 2023-04-20

China Good quality Helical Gearbox High Torque Shaft Output Planetary Speed Gear Reducer With Stepper Motor Servo Motor planetary gearbox clutch

Warranty: 2 years
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Machine Tool Manufacturing, Spring Machine Machinery, Manipulator, Textile Machinery, Laser Mchinery, Automation Machinery, Printing Machinery, Robotic
Weight (KG): 2 KG
Customized support: OEM, ODM
Gearing Arrangement: Helical
Output Torque: 30-1800Nm
Input Speed: 1500-8000rpm
Output Speed: 16.4 – 280rpm
Product name: Helical Gear
Type: spur/helical/bevel/worm gear
Model: M0.5-M8
Pressure angle: 20 degree
Presicion grade: DIN7 DIN6
Color: Natural / Black/ as demands
Teeth Number: as demands
Hub: with hub or without hub
Set screw: can be customized
Bore: Small hole , OEM hole
Packaging Details: Carton boxes or wooden package
Port: HangZhou

Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.

Product NamePA Series Planetary Gear Reducer
Size Range60/90/120/140/180/220
Ratio Range3-100
Precision Range1-3arcmin;3-5arcmin
Allowable Radial Force (N)1530/3250/6700/9400/14500/50000
Allowable Axial Force (N)630/1300/3000/4700/7250/25000
Torsional Rigidity (Nm/arc-min)6/12/23/47/130/205
Max. Input Speed (rpm)8000/6000/3000
Rated Input Speed (rpm)4000/3000/1500
Noise (dB)≤58/60/65/68/72
Average Life (h)20000
GradeL1=1 Level L2=2 Level
Efficiency (%)L1=95% L2=90%
Degree of ProtectionIP65
Operation Temperature (℃)90 TO -10
Weight (kg)L1=1.25/3.75/8.5/16/28.5/49.3L2=1.75/5.1/12/21.5/40/62.5
ApplicationMachine Tool Manufacturing,Spring Machine Machinery,Manipulator,Textile Machinery,Laser Machinery,Automation Machinery,Printing Machinery,Robotic
Company Profile Packing & Delivery FAQ 1. who are we?Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetarygearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc2. how can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment;3.how to choose the suitable planetary gearbox?First of all,we need you to be CZPT to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitablegearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,outputtorque,voltage,current,ip,noise,operating conditions,motor size and power,etc4. why should you buy from us not from other suppliers?We are a 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helicalgear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts5. what services can we provide?Accepted Delivery Terms: Fedex,DHL,UPS;Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;Accepted Payment Type: T/T,L/C,PayPal,Western Union;Language Spoken:English,Chinese,Japanese

How to Select a Planetary Gearbox for Your Applications

You can select the most suitable Planetary Gearbox for your applications after carefully checking the various features. You should also consider secondary features like noise level, corrosion resistance, construction, price, delivery time and service. You should also check if the constructor is available across the world, because some constructors operate faster than others. Some constructors even respond to your requests on the same day, while others deliver each planetary gearbox even if they are out of stock.
planetarygearbox

CZPT gearbox

An CZPT planetary gearbox is a high-quality, compact, and lightweight gearbox that distributes loads over several gears. The planetary gearbox has a polymer case that ensures quiet operation. The company is committed to the circular economy, investing in chemical recycling and promoting the use of recycled materials wherever possible. For more information, visit CZPT’s website or contact an CZPT expert today.
A planetary gearbox contains a sun gear, which is known as the input gear. The other gears are called planets, and these are mounted on a carrier, which is connected to an output shaft. A planetary gearbox is characterized by its high reduction ratios, energy savings, and compact design. It offers superior durability and trouble-free service. Whether you need a large or small planetary gearbox, you can find one to suit your needs.
The Standard series planetary gearboxes are a cost-effective alternative to premium series gearboxes. These gearboxes are suitable for applications requiring only mild backlash or with low IP65 protection. ABB positioners feature seven different gear unit variants, allowing for standardized mounting and stranded wire connections. The drygear(r) strain wave gear has a stranded wire connector and is available with a three-year warranty.
A planetary gearbox can be used for various applications, from lifting goods to loading and unloading products in a factory. The company has a wide product range for different applications, including plastic machinery and machine tools, pick-and-place robots, mill drives, and wind turbines. It can also be used to operate robot gripper systems. Its high-quality planetary gears are designed to last for many years, making it an ideal solution for many industries.

CZPT

A planetary gearbox is an essential component of many transport systems. These devices work by aligning the output and input shafts. The Reggiana planetary gearbox 2000 series includes bevel stages and linear variants. The company offers modularity and flexibility with output configurations in ten different gear sizes. Each planetary gearbox can also be customized to meet the specific needs of a specific application.
CZPT is the Australian branch of CZPT, a leading global manufacturer of planetary gearboxes. CZPT is located in Carrum Downs, south east of Melbourne, and is one of the leading suppliers of planetary reduction gears, hydraulic failsafe brakes, and wheel drives. The company aims to provide high-quality, durable products that can be used in a variety of applications.
A CZPT Plus Series Gear is designed to maximize flexibility in a variety of applications. The gearbox’s modular design allows for endless scalability. The CZPT Plus Series Gear is commonly used in mining operations, and is known for its raw output capabilities and low maintenance design. It is made with high-quality materials, and it is also available in multiple sizes for customized applications.
The multi-stage planetary gearbox can combine individual ratios to increase the overall multiplicative factor. The planetary gears may also be combined to increase the transmittable torque. The output shaft and drive shaft may rotate in opposite directions, or they can be fixed so the gearbox can function in either direction. If the ring gear is fixed, planetary gearboxes can be realized as multi-stage.
planetarygearbox

CZPT

The CZPT Planetary Gearbox is the perfect combination of compact size and high efficiency in power transmission. The compact design allows this gearbox to run silently while still delivering high power density and transmission efficiency. The CZPT Planetary Gearbox has several advantages. Unlike conventional planetary gearboxes, CZPT’s planetary gearbox features high power density, low torque, and optimum transmission efficiency.
CZPT’s products have been used in a variety of applications for many years, proving their reliability and quality. These products are renowned in the world for their reliability and quality. CZPT’s planetary gearboxes are backed by a five-year warranty. These features help customers choose a planetary gearbox that meets their needs and stays in top shape for years to come. But how do you test a planetary gearbox?
Figure 17 shows the response of a planetary gearbox to vibration. The maximum displacement in xg direction at a 50% crack level is shown by the dashed line. The signal in xg direction is called the xsignal. Moreover, the CZPT Planetary Gearbox’s vibration response is highly sensitive to the location of the bearings. For this reason, dynamic modeling of a planetary gearbox should consider bearing clearance.
CZPT’s hollow cup motor drive system features high reliability and low power consumption. The gearbox is compatible with industries with high quality standards, as there is no cogging torque. Its compact size and low electromagnetic noise make it ideal for a variety of applications. For industries with high product quality requirements, the CZPT Hollow Cup Motor Drive System is an excellent choice. It is also designed for vertical installation. You can even buy multiple CZPT products to meet your specific needs.

CZPT

With its PL series planetary gearboxes, CZPT has expanded its product portfolio to include more types of drive solutions. CZPT is one of the few companies to have won the Schneider Electric Supplier Award for Quality. In addition, its high-quality planetary gearboxes are highly customizable, allowing designers to customize each gearbox for the application at hand. Whether it is a geared pump or a stepper motor, CZPT’s PLE planetary gearboxes are built to meet the exact specifications of the application at hand.
The flange-mounted version of the planetary gearbox is comparable to its planetary counterpart. Using a flange-mounted planetary gearbox allows for a smaller, more compact design. This model also features a large-diameter output shaft, which helps achieve a higher level of torsional stiffness. This makes CZPT flange gearboxes particularly useful for applications where the direction of motion can change frequently. These gearboxes can be used with a wide variety of belts.
The PLQE 60-mm gearbox is used in Outrider’s single-stage design. Its gear ratio is 5:1, while its dual-stage version has a 15:1 gear ratio. Both gearboxes have identical mounting configurations, but the two-stage version is slightly longer.
The PLN series of planetary gearheads from CZPT are the standard for high-precision applications. They’re compatible with all major motor brands and sizes, and the company’s adapter kits are available to fit almost any motor. This makes CZPT gearheads one of the easiest to integrate into a complex machine. They’re also extremely easy to install, with the same torque as their corresponding spur gears.
planetarygearbox

CZPT’s

If you are looking for an efficient solution for screw press applications, consider using CZPT’s 300M Planetary Gearbox. It has high axial and radial load capacities, compact design, high torque output, and torque arm. The 300M planetary gearbox is compatible with a variety of screw presses, including hydraulic press systems and digester systems. Its Torque control and direct coupling feature makes it easy to install.
CZPT’s small planetary gearboxes have an output torque of 20:1 from individual ratios of 5:1 and 4:1. They run silently and deliver maximum transmission efficiency. The planetary gears are mounted on a ring that is fixed around the center sun gear. The ring acts as an output torque converter for the next planet stage. This planetary gearbox has multiple stages and a maximum ratio of 20:1 can be created from individual ratios of 5:1 and 4:1.
CZPT Motor is an innovator in the design and manufacture of miniature motors for industrial robots. Its offerings include brushless DC and brushed DC motors, as well as planetary gearboxes, encoders, and brakes. CZPT’s products have a variety of uses in robotics, intelligent appliances, medical equipment, communication, and industrial automation. The company is also committed to providing custom designs based on customer specifications.
Another advantage of a planetary gearbox is its high power transmission efficiency. It is capable of approximately 3% per stage, allowing it to transmit more torque than a conventional single-stage gearbox. Planetary gearboxes are also compact and have a high torque-to-weight ratio. CZPT’s Planetary Gearbox is the best choice for many applications. This gearbox offers the highest efficiency and is ideal for small-scale production.

China Good quality Helical Gearbox High Torque Shaft Output Planetary Speed Gear Reducer With Stepper Motor Servo Motor     planetary gearbox clutchChina Good quality Helical Gearbox High Torque Shaft Output Planetary Speed Gear Reducer With Stepper Motor Servo Motor     planetary gearbox clutch
editor by czh

China Hot selling Pl Series Servo Planetary Gear Reducer with high quality

Merchandise Description

1. PLF collection precision planetary gear velocity reducer Model: PLF40, PLF60, PLF90, PLF120, PLF160, PLF200
2. The pace ratio: 3, 4, 5, 7, 9, 10, fifteen, twenty, 25, 30, 35, forty, fifty, sixty four, 70, 80, one hundred, one hundred fifty, 200, 250, 350, 400, five hundred, 700, a thousand
3. Stages: 3
Efficiency and attributes:
one. Planetary gear transmission interface employing does not incorporate entire needle needle bearing, and increase the speak to location to enhance structural rigidity and output torque
two. PLFseries precision planetary equipment reducer, with high precision, substantial rigidity, large load, high performance, higher pace ratio, higher existence, reduced inertia, lower vibration, low noise, reduced temperature rising, beautiful physical appearance, framework, gentle fat, straightforward set up, accurate positioning, and so forth, and is suited for AC servo motor, DC servo motor, stepper motor, hydraulic motor of expansion and gradual down transmission

Positive aspects of a Planetary Gearbox With Output Shaft

The output shaft of a Planetary Gearbox connects to the pushed wheels, although the input shaft comes from the engine. These gears are interlinked and generate a extensive range of equipment reductions, which are necessary to get a vehicle rolling comfortably. Equipment reductions are the area in which the a variety of “gears” are located. Listed here are some illustrations. They can help you determine what you need to have for your vehicle. You may well also want to understand about planetary gears.
planetarygearbox

Planetary gearboxes

Present day autos are most probably geared up with planetary gearboxes. If you are not sure if your automobile uses planetary gears, you ought to initial consult your car’s owner’s manual. If not, get in touch with your dealership’s support section for more info. Otherwise, you can do a rapid lookup on the web to uncover out whether your vehicle has a planetary gearbox. These gearboxes are typically far more complicated than ordinary gears. In addition, they are outfitted with more parts and require lubrication.
In addition to their low sound ranges, planetary gearboxes are also remarkably successful at transmission. These functions make them perfect for purposes requiring high torque and modest footprints. Regrettably, there are numerous diverse sorts of planetary gearboxes on the industry, generating it tough to uncover the right 1. The pursuing post will give you some guidelines to aid you pick the right planetary gearbox for your demands. Let us get a appear!

Planetary gears

A planetary gearbox has two principal parts: the solar gear (also known as the central or input) and the earth gears (also known as outer or peripheral). These gears are linked with each other by a carrier to the output shaft of the equipment. In some purposes, it is essential to use a planetary gearbox with lubrication to stop use and tear. A planetary gearbox also has a tiny ring equipment that helps maintain the world gears together.
The major advantage of a planetary gearbox is that it employs several tooth that have interaction at once, enabling for high-speed reduction with a tiny number of gears. Due to the fact the gears are reasonably tiny, they have reduced inertia than their greater counterparts. Planetary gearboxes are compact, which helps make them common for room-constrained applications. Simply because of their compact dimensions and efficiency, planetary gearboxes are also commonly employed in motor autos.

Planetary gearboxes with output shaft

For high-speed, dynamic purposes, planetary gearbox units with output shaft offer the optimum solution. Thanks to their lower inertia, these gearheads supply outstanding efficiency in numerous industrial programs. Furthermore, their broad variety of variants permits end users to pick the excellent item for their application. This article examines some of the essential advantages of planetary gearboxes with output shaft. Read through on to learn far more.
The planetary gearbox has two key elements: a sunshine gear and earth gears. The sun equipment is normally the input equipment, even though the earth gears are situated at the outer edges of the technique casing. World gears are held collectively by a provider that is related to the output shaft. Before deciding on a specific gearbox for your software, make confident that you check the certain specifications and the surroundings to which the device will be subjected.
A planetary gearbox has considerably less levels of gears, and thus decrease backlash in comparison to spur gearboxes. Backlash is lost motion that takes place when the teeth of the gears are out of excellent alignment. This problem is frequent in all gears, but is substantially significantly less in planetary gearboxes. As such, planetary gearboxes are far more efficient. They can also be tailored in accordance to the distinct motor product and motor flange.
planetarygearbox

Planetary gearboxes with provider

A planetary gearbox is a type of gearbox with 3 or more stages. They have a sunshine gear, which is usually the input gear, and earth gears, also known as the outer gears. The provider that connects the earth gears to the output shaft is referred to as a ring equipment. A planetary gearbox is usually made to meet up with distinct application and environmental requirements, but there are some variables to take into account when selecting a single.
The compact footprint of planetary gear sets outcomes in large warmth dissipation. This can be a problem in purposes with sustained performance or large speeds. As a result, planetary equipment sets frequently contain lubricants, which present a cooling effect while also decreasing sounds and vibration. Some planetary gears even feature a carrier to make the set up procedure easier. Right here are some issues to hold in brain when deciding on a planetary equipment established.
Planetary gearboxes with carrier have many positive aspects over other varieties of gearboxes. As opposed to traditional gearboxes, planetary gears have a common central shaft, and the tangential forces between the gears cancel out at the center of the ring gear. Simply because of this, planetary gearboxes are generally used in input/output applications, and their compact dimensions makes it possible for for a wide assortment of gear reductions. These gears can also produce higher torque density.

Planetary gearboxes with traction

Planetary gears are comparable to the planetary program, in that every pinion rotates around a solar equipment. The output of the planetary equipment unit is reduce than the generate rotation velocity, but the torque is greater. As the number of planet equipment wheels raises, so does the torque. Planetary gear programs incorporate three to four world gears, and each is in constant mesh with the other individuals. Electricity applied to any one member rotates the complete assembly.
Typical apps for planetary gear sets include large-precision movement handle. In these programs, substantial torque, torsional stiffness, and reduced backlash are needed. Planetary equipment sets are also excellent for motors with larger speeds. A quantity of aspects add to the reliability of these products. The low backlash and large torque capacity of a planetary equipment motor enable them to be utilized in a extensive assortment of applications.

Planetary gearboxes with electrical motors

If you happen to be in the market place for a new gearbox, you may possibly have already heard about planetary gearboxes. The planetary gearbox is a large-performance, lower-noise gearbox. CZPT manufactures substantial-torque planetary gearboxes with minimal backlash. They also make economic climate planetary gearboxes for decrease loads. However, with so many distinct varieties obtainable, deciding on the right 1 for your wants can be tough.
These planetary gearboxes are a compact different to standard pinion-and-gear reducers. They supply higher-velocity reduction and large torque transfer, and are often used for area-constrained applications. But just before you can comprehend how they work, you are going to need to have to understand a tiny about their design. There are a few items to seem for that you may not have observed prior to.
The most common kind of planetary gearbox is a PM81/LN. It attributes a established of DC brush motors with diameter 77mm, a stator, and two or more outer gears. Each of these gears is connected to an output shaft through a provider. They can also be utilised with brakes, encoders, or a clutch. A planetary gearbox is one particular of the most reputable gearbox varieties on the market place.

Planetary gearboxes with hydraulic motors

A planetary gearbox is a mix of two gears, the sunlight and the planets. The sun gear rotates at higher velocity, whilst the planets roll all around and orbit close to the ring gear. The output shaft has the very same route of rotation as the enter shaft. The rewards of a planetary gearbox consist of substantial reduction ratios, efficiency, place-saving compactness, and larger overload ability. These gears are also more steady and compact, and they do not experience from self-locking properties.
Planetary gearboxes are a extremely efficient way to electrical power hydraulic lifts. They can be enter through electric powered, hydraulic, or air motors. The generate arrangement can be mounted on a bare shaft, splined shaft, or a parallel keyed input shaft. Depending on the software, bespoke gearboxes can be produced with a range of functions and capabilities.
planetarygearbox

Planetary gearboxes with combustion engines

There are a lot of different apps of planetary equipment sets. The most widespread is the distribution of energy amongst two wheels in a car’s travel axle. 4-wheel drives use two axle differentials, which are even more augmented by a centre differential. Hybrid electrical cars use summation gearboxes to distribute power from the combustion motor to the wheels and to an electric powered motor. Planetary gear sets also mix the two distinct sorts of motors to form a single hybrid car.
To comprehend how planetary gear sets perform, it is important to recognize the underlying mechanical rules. For instance, Fig. 4.6 shows a stick diagram illustrating two planetary equipment sets linked by a lever. The two levers are the same length, so the system is analogous to a solitary lever. When calculating the torque, it is important to think about the lever diagram. Equally, if two equipment sets are linked by vertical hyperlinks, the horizontal hyperlinks must be horizontal.

China Hot selling Pl Series Servo Planetary Gear Reducer     with high qualityChina Hot selling Pl Series Servo Planetary Gear Reducer     with high quality

China Good quality PA Series Planetary Reducer High Precision Servo Planetary Gear Gearbox Coaxial Flange Gear Box with Hot selling

Solution Description

PA Sequence Planetary Reducer High Precision Servo Planetary Equipment Gearbox Coaxial Flange Equipment Box

Solution Description

Planetary gearbox is a sort of reducer with vast versatility. The inner equipment adopts minimal carbon alloy metal carburizing quenching and grinding or nitriding procedure. Planetary gearbox has the attributes of little construction measurement, big output torque, higher pace ratio, large performance, protected and dependable performance, etc. The interior equipment of the planetary gearbox can be divided into spur equipment and helical gear. Buyers can select the right precision reducer according to the requirements of the software.

Description:
(1).The output shaft is produced of massive dimensions,massive span double bearing layout,output shaft and planetary arm bracket as a total.The input shaft is put directly on the earth arm bracket to make certain that the reducer has higher working accuracy and optimum torsional rigidity.
(2).Shell and the interior ring gear utilized integrated design and style,quenching and tempering after the processing of the teeth so that it can obtain higher torque,substantial precision,higher wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance significantly improved.
(3).The planetary gear transmission employs total needle roller with no retainer to improve the get in touch with area,which tremendously upgrades structural rigidity and provider existence.
(4).The gear is created of Japanese imported substance.Following the metallic cutting process,the vacuum carburizing heat treatment method to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth course,to guarantee that the equipment of large precision and excellent influence toughness.
(5).Input shaft and sun gear built-in composition,in purchase to increase the procedure precision of the reducer.

 Characteristics:

1.Hole output framework,effortless set up.

2.Straight tooth travel ,single cantilever construction.easy design,economic price.

three.Functioning continual. Low noise.

four.Minimal return backlash. Can go well with most occasion.

five.The input relationship requirements are full and there are a lot of options.
6.Keyway can be opened in the drive shaft.
7.Square mount flange output,substantial precision,high torque.
eight.Pace ratio variety:3-a hundred
nine.Precision variety:8-16arcmin
ten.Dimensions variety:60-160mm

Parameters:

Design Choice:


Business Profile

Newgear(China) acquire German precision planetary gear layout and producing technology,Manufacturing of high rigidity, tiny backlash, reduced noise, secure transmission, trustworthy and durable planetary reducer,widely utilized in different fields.

Packaging & Delivery

Planetary Gearbox Benefits and Negatives

A planetary gearbox is a variety of mechanical generate with a one output shaft. They are ideal for both clockwise and counterclockwise rotations, have less inertia, and run at increased speeds. Listed here are some rewards and negatives of this sort of gearbox. Permit us see what these rewards are and why you ought to use them in your apps. Detailed underneath are some of the rewards of planetary gearboxes.
planetarygearbox

Suited for counterclockwise and clockwise rotation

If you want to teach young children about the clock fingers, you can get some methods for counterclockwise and asymmetrical rotation. These assets consist of worksheets for pinpointing degrees of rotation, creating guidelines for rotation, and visual processing. You can also use these sources to teach angles. For example, the translation of shapes activity pack assists young children understand about the rotation of geometric styles. Equally, the visual perception activity sheet assists young children understand how to method information visually.
Various reports have been completed to realize the anatomical substrate of rotations. In a recent research, CZPT et al. when compared the place of the transitional zone electrocardiographically and anatomically. The authors identified that the transitional zone was typical in nine of 33 subjects, indicating that rotation is not a indicator of illness. Equally, a counterclockwise rotation might be caused by a genetic or environmental issue.
The core idea knowledge should be developed to operate in each clockwise and counterclockwise rotation. Counterclockwise rotation calls for a different commencing point than a clockwise rotation. In North The united states, star-delta beginning is used. In each instances, the figure is rotated about its point. Counterclockwise rotation, on the other hand, is accomplished in the reverse route. In addition, it is achievable to develop counterclockwise rotation making use of the very same gimbal.
Regardless of its identify, equally clockwise and counterclockwise rotation calls for a specified volume of force to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, begins from the leading position and heads to the appropriate. If rotating in the opposite route, the item turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.

Has less inertia

The principal big difference among a planetary gearbox and a standard pinion-and-gear reducer is the ratio. A planetary gearbox will make considerably less inertia, which is an critical edge since it will decrease torque and strength demands. The ratio of the planetary gearbox to its fixed axis counterpart is a issue of 3. A planetary gearbox has scaled-down gears than a conventional planetary, so its inertia is proportional to the number of planets.
Planetary gears are significantly less inertia than spur gears, and they share the load throughout numerous gear enamel. This means that they will have reduced backlash, and this is essential for apps with substantial commence-stop cycles and frequent rotational path modifications. Another reward is the higher stiffness. A planetary gearbox will have much less backlash than a spur gearbox, which signifies that it will be much more reliable.
A planetary gearbox can use either spur or helical gears. The previous gives increased torque ratings although the latter has significantly less sounds and stiffness. Both sorts of gears are beneficial in motorsports, aerospace, truck transmissions, and electricity era units. They call for a lot more assembly time than a standard parallel shaft gear, but the PD series is the a lot more productive substitute. PD sequence planetary gears are suited for many apps, like servo and robotics.
In contrast, a planetary equipment established can have different enter velocity. This can affect the frequency response of the gearset. A mathematical model of the two-stage planetary gears has non-stationary outcomes and correlates with experimental conclusions. Fig. 6.3 exhibits an addendum. The dedendum’s bare minimum benefit is approximately 1.25m. When the dedendum is at its smallest, the dedendum has significantly less inertia.
planetarygearbox

Offers higher dependability

The Planetary Gearbox is a better choice for driving a automobile than a regular spur gearbox. A planetary gearbox is significantly less high-priced, and they have greater backlash, greater load capacity, and higher shock masses. Not like spur gearboxes, even so, mechanical sounds is virtually nonexistent. This makes them much more reputable in higher-shock circumstances, as properly as in a wide assortment of apps.
The Economy Collection has the same energy density and torque potential of the Precision Helical Sequence, but it lacks the precision of the latter. In distinction, Economic climate Collection planetary gearboxes characteristic straight spur planetary gearing, and they are employed in applications demanding substantial torque. Each sorts of gearboxes are suitable with NEMA servo motors. If torque density is critical, a planetary gearbox is the very best choice.
The Dispersion of External Load: The SSI model has been thoroughly utilized to product the reliability of planetary gear techniques. This product requires the speak to power and exhaustion toughness of the technique as generalized stress and strength. It also gives a theoretical framework to evaluate the reliability of planetary equipment techniques. It also has numerous other advantages that make it the desired option for large-anxiety purposes. The Planetary Gearbox gives better reliability and effectiveness than traditional rack and pinion gear systems.
Planetary gearing has better reliability and compact layout. Its compact design enables for broader programs with worries about area and weight. In addition, the increased torque and reduction makes planetary gearboxes an exceptional choice for a wide assortment of purposes. There are a few significant types of planetary gearboxes, each with its own advantages. This write-up describes a few of them. After you comprehend their workings, you will be able to choose the greatest planetary gearbox for your requirements.

Has larger functioning speeds

When you search at planetary gearboxes, you might be puzzled about which a single to pick. The primary problem is the application of the gearbox. You should also determine on secondary aspects like noise degree, corrosion resistance, building, cost, and availability globally. Some constructors function more rapidly than other folks and supply the gearboxes on the same day. However, the latter kinds usually provide the planetary gearbox out of stock.
In contrast to typical gearboxes, a planetary gearbox can run at larger speeds when the input speed fluctuates. Even so, these gears are not very successful in high-velocity programs since of their improved noise ranges. This can make planetary gears unsuitable for applications involving a excellent offer of noise. That is why most planetary gears are employed in small-scale apps. There are some exceptions, but in general, a planetary gearbox is much better suited for purposes with larger working speeds.
The fundamental planetary gearbox is a compact option to normal pinion-and-equipment reducers. They can be used in a vast selection of purposes the place place and excess weight are considerations. Its effectiveness is also higher, offering 97% of the electrical power enter. It will come in 3 diverse varieties dependent 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 higher-precision layout and can produce significant torque for their size. It also minimizes backlash to two arc-min. Furthermore, it is lubricated for existence, which means no servicing is required. It can suit into a tiny device envelope and has a little footprint. Moreover, the helical topped gearing supplies quickly positioning. A sealed gearbox prevents abrasive dust from obtaining into the planetary gearhead.
planetarygearbox

Has drawbacks

The layout of a planetary gearbox is compact and enables large torque and load capability in a small place. This equipment arrangement also decreases the chance of dress in and tear. Planet gears are organized in a planetary fashion, permitting gears to shift beneath load and a uniform distribution of torque. Even so, some down sides of planetary gears have to be regarded as prior to investing in this gearbox.
Although the planetary gearbox is a high precision movement-management system, its style and maintenance needs are a concern. The bearing load is large, necessitating frequent lubrication. Also, they are inaccessible. Even with these disadvantages, planetary gearboxes are suitable for a variety of responsibilities. They also have minimal backlash and substantial torsional stiffness, creating them superb choices for several apps.
As a consequence, the speed of a planetary gearbox varies with load and speed. At lower ratios, the sun equipment becomes also large in relation to the world gears. As the ratio increases, the sunlight gear will turn out to be too low, lowering torque. The planetary gears also reduce their torque in higher-pace environments. Therefore, the ratio is a essential consideration for planetary gearbox situation monitoring.
Excessive drag may possibly end result from out-of-tolerance components or excessive lubrication. Drag ought to be measured equally in instructions and be in appropriate ranges. Grease and oil lubrication are two common planetary gearbox lubricants, but the choice is mostly dependent on your application. Although grease lubricates planetary gears nicely, oil requirements servicing and re-lubrication each and every few thousand hrs.

China Good quality PA Series Planetary Reducer High Precision Servo Planetary Gear Gearbox Coaxial Flange Gear Box     with Hot sellingChina Good quality PA Series Planetary Reducer High Precision Servo Planetary Gear Gearbox Coaxial Flange Gear Box     with Hot selling

China best Planetary Gearbox Speed Reducer Epicyclic Motor Transmission Machine Hydraulic Best Price Unit Servo Gearbox Gear Box Reduction Housing Planetary Gearboxes with Best Sales

Item Description

Planetary Gearbox gear box reduction gearbox speed reducer epicyclic motor transmission equipment housing greatest price tag device servo hydraulic Planetary Gearboxes 

 

Planetary Gearboxes is an outdated mechanics essential that is still being utilized for new leading innovative technologies like 3D printing, and new strategies of transport. The planetary gearbox is 1 in which the output and enter shafts are aligned. Its fundamental function is to transfer the highest volume of torque with the minimum amount of place. The gear system consists of a reduction point out, an acceleration manner, and coupling. No 1 knows who invented the planetary gearbox, but it has been in use given that the 15th century. The planetary equipment gets its name from the way it looks even though it features. There is a sunshine equipment in the center connected to ring gears. As the sunshine equipment rotates, it also moves the ring gears. The sunshine gears are referred to as input shaft, while the CZPT and ring gears are referred to as output.

The planetary gearbox functions in the ratios from 1.5:1 to 12000:1. In a 3:1 system, there are 3 ring gears and 1 sun equipment and is named a one-stage planetary gearbox. In ratios of previously mentioned 5:1, a two-stage planetary gearbox is utilized. In a 3:1 method, the sunlight equipment is very huge, when compared to the ring gear, and in the ten:1 program, the sun equipment is much scaled-down than the ring gears. The ratios are in absolute integers. The planetary gearbox method is quite exactly positioned collectively, but it still results in friction owing to the shifting parts within – sun equipment and ring gear. These require lubrication from time to time from oil, gel, or grease. This requirement is current in most shifting mechanical machines.

To know what a planetary gearbox does? And it truly is positive aspects? Check our weblog right here – 
 

There are a lot of showcased benefits of employing a gearbox like- a few-fold torque in comparison to the normal gearbox, absolute ratios, low inertia, large performance, closed system, and so on. The planetary gearbox has its programs in many areas. It can be used to enhance torque in a robot, to decrease pace in printing push rollers, for positioning, and in packaging equipment to name a few.
Buying a gearbox relies upon on the planned use of the gearbox. There are a particular variety of items to preserve in head like – torque, backlash, ratio, corrosion, resistance, noise level, delivery time, price tag, and availability. There might be other needs that are different for each customer.
A planetary gearbox is a medieval instrument reincarnated in CZPT type. That itself states a whole lot about the usefulness and application of the gadget. It truly is an effective system for the operate it performs and has stood the examination of time, without having acquiring out of date.

Company of Planetary Gearbox, Planetary gear reducer, Planetary geared motor, Epicyclic gearing, Planetary gearing, Gearboxes, can interchange and replacement with CZPT gearbox, CZPT brown gearbox and so on.

 

 

 

 

 

Planetary Gearbox Benefits and Down sides

A planetary gearbox is a type of mechanical push with a single output shaft. They are suitable for equally clockwise and counterclockwise rotations, have much less inertia, and work at greater speeds. Right here are some rewards and drawbacks of this variety of gearbox. Permit us see what these rewards are and why you need to use them in your applications. Outlined below are some of the rewards of planetary gearboxes.
planetarygearbox

Suited for counterclockwise and clockwise rotation

If you want to instruct kids about the clock arms, you can get some methods for counterclockwise and asymmetrical rotation. These sources consist of worksheets for pinpointing levels of rotation, composing guidelines for rotation, and visible processing. You can also use these sources to instruct angles. For case in point, the translation of styles action pack helps young children learn about the rotation of geometric styles. Similarly, the visible perception exercise sheet aids youngsters recognize how to method info visually.
Different reports have been completed to realize the anatomical substrate of rotations. In a recent research, CZPT et al. when compared the placement of the transitional zone electrocardiographically and anatomically. The authors identified that the transitional zone was typical in nine of 33 topics, indicating that rotation is not a signal of illness. In the same way, a counterclockwise rotation might be caused by a genetic or environmental element.
The core idea data ought to be designed to work in the two clockwise and counterclockwise rotation. Counterclockwise rotation requires a various beginning position than a clockwise rotation. In North The us, star-delta starting is used. In each cases, the determine is rotated about its position. Counterclockwise rotation, on the other hand, is accomplished in the reverse route. In addition, it is possible to generate counterclockwise rotation utilizing the exact same gimbal.
Regardless of its title, each clockwise and counterclockwise rotation needs a specific sum of drive to rotate. When rotating clockwise, the item faces upwards. Counterclockwise rotation, on the other hand, starts from the best place and heads to the correct. If rotating in the opposite route, the object turns counterclockwise, and vice versa. The clockwise movement, in distinction, is the reverse of counterclockwise rotation.

Has significantly less inertia

The principal big difference between a planetary gearbox and a typical pinion-and-equipment reducer is the ratio. A planetary gearbox will create considerably less inertia, which is an essential advantage due to the fact it will reduce torque and energy specifications. The ratio of the planetary gearbox to its fastened axis counterpart is a element of three. A planetary gearbox has smaller gears than a conventional planetary, so its inertia is proportional to the amount of planets.
Planetary gears are much less inertia than spur gears, and they share the load throughout several gear enamel. This indicates that they will have minimal backlash, and this is vital for purposes with substantial begin-stop cycles and regular rotational route changes. Another advantage is the higher stiffness. A planetary gearbox will have much less backlash than a spur gearbox, which means that it will be a lot more reliable.
A planetary gearbox can use both spur or helical gears. The previous supplies increased torque rankings although the latter has much less sounds and stiffness. Equally kinds of gears are useful in motorsports, aerospace, truck transmissions, and electrical power era models. They need more assembly time than a conventional parallel shaft gear, but the PD series is the a lot more productive different. PD collection planetary gears are ideal for several apps, such as servo and robotics.
In distinction, a planetary gear set can have varying input speed. This can have an effect on the frequency response of the gearset. A mathematical product of the two-phase planetary gears has non-stationary results and correlates with experimental findings. Fig. 6.3 displays an addendum. The dedendum’s minimal price is about 1.25m. When the dedendum is at its smallest, the dedendum has significantly less inertia.
planetarygearbox

Provides better dependability

The Planetary Gearbox is a much better alternative for driving a vehicle than a regular spur gearbox. A planetary gearbox is considerably less pricey, and they have much better backlash, greater load capability, and better shock loads. Not like spur gearboxes, nevertheless, mechanical noise is almost nonexistent. This makes them much more reliable in substantial-shock situations, as properly as in a vast selection of apps.
The Economic system Series has the exact same electricity density and torque ability of the Precision Helical Sequence, but it lacks the precision of the latter. In distinction, Financial system Sequence planetary gearboxes attribute straight spur planetary gearing, and they are utilized in purposes necessitating large torque. Equally types of gearboxes are appropriate with NEMA servo motors. If torque density is critical, a planetary gearbox is the ideal choice.
The Dispersion of External Load: The SSI model has been extensively used to design the reliability of planetary gear systems. This design will take the make contact with force and exhaustion strength of the program as generalized tension and energy. It also gives a theoretical framework to appraise the reliability of planetary gear programs. It also has several other benefits that make it the preferred decision for higher-anxiety apps. The Planetary Gearbox gives higher trustworthiness and efficiency than classic rack and pinion equipment methods.
Planetary gearing has increased reliability and compact style. Its compact design and style makes it possible for for broader programs with worries about room and weight. Moreover, the increased torque and reduction can make planetary gearboxes an excellent option for a broad range of apps. There are a few main sorts of planetary gearboxes, each and every with its own positive aspects. This post describes a number of of them. After you recognize their workings, you will be in a position to select the very best planetary gearbox for your needs.

Has increased working speeds

When you search at planetary gearboxes, you may be baffled about which a single to choose. The main problem is the application of the gearbox. You need to also make a decision on secondary aspects like sound stage, corrosion resistance, building, price, and availability around the world. Some constructors function more rapidly than others and produce the gearboxes on the exact same working day. Nonetheless, the latter ones often produce the planetary gearbox out of stock.
When compared to standard gearboxes, a planetary gearbox can operate at increased speeds when the input pace fluctuates. Even so, these gears are not really efficient in high-speed apps simply because of their enhanced sound stages. This helps make planetary gears unsuitable for apps involving a excellent offer of noise. That is why most planetary gears are utilized in small-scale applications. There are some exceptions, but in basic, a planetary gearbox is greater suited for apps with increased operating speeds.
The standard planetary gearbox is a compact substitute to standard pinion-and-equipment reducers. They can be utilized in a broad range of programs in which room and weight are considerations. Its effectiveness is also greater, delivering 97% of the power enter. It arrives in three diverse sorts primarily based on the efficiency. A planetary gearbox can also be categorized as a worm gear, a spur equipment, or a sprocket.
A planetary gearhead has a large-precision style and can create considerable torque for their dimensions. It also decreases backlash to two arc-min. Furthermore, it is lubricated for life, which signifies no upkeep is necessary. It can in shape into a modest machine envelope and has a modest footprint. Moreover, the helical topped gearing provides fast positioning. A sealed gearbox prevents abrasive dust from getting into the planetary gearhead.
planetarygearbox

Has disadvantages

The layout of a planetary gearbox is compact and enables higher torque and load ability in a little area. This gear arrangement also reduces the probability of dress in and tear. Earth gears are organized in a planetary trend, enabling gears to shift under load and a uniform distribution of torque. However, some disadvantages of planetary gears must be deemed ahead of investing in this gearbox.
Whilst the planetary gearbox is a large precision movement-management gadget, its layout and routine maintenance demands are a issue. The bearing load is substantial, necessitating recurrent lubrication. Also, they are inaccessible. Despite these negatives, planetary gearboxes are ideal for a range of duties. They also have minimal backlash and substantial torsional stiffness, producing them superb selections for a lot of purposes.
As a result, the pace of a planetary gearbox differs with load and pace. At lower ratios, the solar equipment turns into way too large in relation to the world gears. As the ratio will increase, the sunshine equipment will grow to be too low, decreasing torque. The planetary gears also lessen their torque in higher-velocity environments. Consequently, the ratio is a essential thought for planetary gearbox problem checking.
Excess drag could result from out-of-tolerance elements or excessive lubrication. Drag need to be measured the two in directions and be inside of appropriate ranges. Grease and oil lubrication are two widespread planetary gearbox lubricants, but the option is mainly dependent on your software. Even though grease lubricates planetary gears nicely, oil needs upkeep and re-lubrication each couple of thousand hrs.

China best Planetary Gearbox Speed Reducer Epicyclic Motor Transmission Machine Hydraulic Best Price Unit Servo Gearbox Gear Box Reduction Housing Planetary Gearboxes     with Best SalesChina best Planetary Gearbox Speed Reducer Epicyclic Motor Transmission Machine Hydraulic Best Price Unit Servo Gearbox Gear Box Reduction Housing Planetary Gearboxes     with Best Sales