Tag Archives: motor and gear

China supplier Speed Reduce Gearbox AC Gear Motor for Solar Tracking System and Planetary Electrical wholesaler

Item Description

TaiBang Motor Market Group Co., Ltd.

The main merchandise is induction motor, reversible motor, DC brush gear motor, DC brushless gear motor, CH/CV huge gear motors, Planetary equipment motor ,Worm gear motor etc, which used commonly in a variety of fields of production pipelining, transportation, meals, medicine, printing, cloth, packing, workplace, apparatus, leisure and so on, and is the favored and matched product for computerized equipment. 

Motor Model Instruction

5RK40GN-CM

Equipment Head Model Instruction

5GN-100K

Specification of motor 40W 90mm Mounted pace AC gear motor

Gear Head Torque Desk(Kg.cm)                                                                                                                                                                                         (kg.cm×9.8÷100)=N.m

Drawing:5RK40GN-C/5GN3~20K(Limited gearbox shell 43mm)

Drawing:5RK40GN-C/5GN25~180K(Brief gearbox shell 61mm)

Over drawing is for common screw hole.If want via gap, terminal box, or electronic magnet brake, want to explain to the vendor.

Relationship Diagram:

How to Assemble a Planetary Motor

A Planetary Motor makes use of multiple planetary surfaces to create torque and rotational pace. The planetary method makes it possible for for a vast range of gear reductions. Planetary methods are specifically efficient in purposes in which increased torques and torque density are necessary. As this sort of, they are a well-known choice for electrical automobiles and other programs where higher-speed mobility is necessary. Nevertheless, there are numerous advantages connected with using a planetary motor. Study on to discover far more about these motors.

VPLite

If you might be hunting to exchange the authentic VP, the VPLite has a similar output shaft as the original. This implies that you can blend and match your original gear sets, including the enter and output shafts. You can even mix metal inputs with plastic outputs. Furthermore, if you determine to replace the gearbox, you can simply disassemble the complete device and exchange it with a new one with no getting rid of any output torque.
In contrast to a planetary motor, a spur gear motor utilizes much less gears and is therefore cheaper to produce. However, the latter isn’t appropriate for higher-torque programs. The torque created by a planetary gearmotor is evenly dispersed, which helps make it perfect for purposes that demand greater torque. Nevertheless, you might have to compromise on the torque output if you are looking for a lightweight alternative.
The VersaPlanetary Lite gearbox replaces the aluminum ring equipment with a thirty% glass-filled nylon gear. This gearbox is offered in two sizes, which implies you can combine and match areas to get a better gear ratio. The VPLite gearbox also has a female 5mm hex output shaft. You can mix and match different gearboxes and planetary gearboxes for optimum efficiency.
Motor

VersaPlanetary

The VersaPlanetary is a hugely functional planetary motor that can be mounted in a assortment of techniques. Its unique style consists of a detachable shaft coupler technique that makes it straightforward to swap out the motor with another. This planetary motor mounts in any position where a CIM motor mounts. This is how to assemble the motor. 1st, get rid of the hex output shaft from the VersaPlanetary output stage. Its solitary ring clip holds it in spot. You can use a drill push to drill a gap into the output shaft.
Following mounting the gearbox, you can then mount the motor. The mounting components integrated with the VersaPlanetary Planetary Motor comes with four 10-32 threaded holes on a two-inch bolt circle. You can use these holes to mount your VersaPlanetary on a CIM motor or a CIM-suitable motor. When assembled, the VersaPlanetary gearbox has seventy two different equipment ratios.
The VersaPlanetary gearbox is interchangeable with regular planetary gearboxes. Even so, it does require further parts. You can purchase a gearbox without the motor but you are going to need a pinion. The pinion attaches to the shaft of the motor. The gearbox is really strong and tough, so you is not going to have to fret about it breaking or sporting out.

Self-centering planetary gears

A planetary motor is a simple mechanical unit that rotates close to a axis, with the planets relocating about the shaft in a radial course. The planets are positioned so that they mesh with each the sun equipment and the output gears. The carrier forty eight is flexibly connected to the drive shaft and can move depending on the forces exerted by the planet gears. In this way, the planets can usually be in the optimal mesh with the output gears and solar gear.
The initial phase in establishing a planetary equipment motor is to determine the number of teeth in each planet. The amount of enamel should be an integer. The tooth diameters of the planets need to mesh with every single other and the ring. Typically, the teeth of one planet need to mesh with every other, but the spacing between them need to be equal or increased than the other. This can be attained by thinking about the tooth count of every single world, as effectively as the spacing among planets.
A second action is to align the world gears with the output gears. In a planetary motor, self-centering planetary gears should be aligned with the two enter and output gears to supply highest torque. For this to be achievable, the planet gears must be linked with the output shaft and the enter shaft. In the same way, the output shaft ought to also be in a position to align with the input gear.
Motor

Encoders

A planetary geared motor is a DC motor with a planetary gearbox. The motor can be utilized to drive heavy loads and has a ratio of 104:1. The shaft pace is 116rpm when it is unloaded. A planetary gearbox has a low backlash and is typically employed in programs that want higher torque. Planetary Motor encoders can aid you maintain observe of your robot’s situation or velocity.
They are also capable to handle motor situation and velocity with precision. Most of them feature substantial resolution. A .eighteen-diploma resolution encoder will give you a least of 2000 transitions for every rotation among outputs A and B. The encoder is constructed to industrial standards and has a sturdy gearbox to steer clear of hurt. The encoder’s strong design and style means it will not stall when the motor reaches its greatest speed.
There are many positive aspects to a planetary motor encoder. A higher-high quality one will not lose its situation or velocity even if it is subject matter to shocks. A excellent high quality planetary motor will also previous a lengthy time. Planetary motors are wonderful for resale or for your own task. If you’re considering acquiring a planetary motor, consider this info. It’ll support you determine if a particular design is proper for your demands.

Price

There are numerous benefits of planetary motors. 1 of the greatest is their value, but they can also be employed in numerous different applications. They can be blended with a selection of gearboxes, and are perfect for a variety of kinds of robots, laboratory automation, and production applications. Planetary gearboxes are available in numerous various components, and plastic planetary gearboxes are an inexpensive different. Plastic gearboxes decrease noise at greater speeds, and steel enter phase gears are obtainable for large torques. A modified lubrication system can support with tough functioning situations.
In addition to being more resilient, planetary motors are considerably more successful. They use less gears, which lowers the general value of creation. Dependent on the software, a planetary motor can be utilized to move a weighty item, but is usually much less expensive than its counterpart. It is a better selection for circumstances exactly where the load is comparatively minimal and the motor is not employed frequently. If you need a very large torque output, a planetary motor may be the far better alternative.
Planetary gear models are a excellent selection for applications demanding large precision, substantial dynamics, and higher torque density. They can be made and created using TwinCAT and TC Movement Designer, and are shipped as complete motor and equipment unit assemblies. In a number of easy methods, you can calculate the torque necessary and evaluate the costs of different planetary gear models. You can then select the ideal design for your application. And due to the fact planetary gear units are so efficient, they are a excellent selection for large-finish industrial apps.
Motor

Purposes

There are a number of distinct purposes of the planetary motor. One these kinds of software is in movement manage. Planetary gearboxes have several advantages, which includes high torque, lower backlash, and torsional stiffness. They also have an really compact design and style, and can be employed for a assortment of purposes, from rack and pinion drives to delta robotics. In many instances, they are significantly less high-priced to manufacture and use than other types of motors.
An additional application for planetary equipment units is in rotary tables. These devices demand large precision and low backlash for their exact positioning. Planetary gears are also necessary for noise reduction, which is a common feature in rotary tables. Substantial precision planetary gears can make the peak adjustment of OP tables a breeze. And simply because they are incredibly resilient and require minimal noise, they are a great selection for this application. In this situation, the planetary equipment is matched with an AM8000 sequence servomotor, which presents a vast assortment of options.
The planetary equipment transmission is also extensively used in helicopters, cars, and marine programs. It is a lot more superior than a countershaft travel, and is capable of larger torque to weight ratios. Other advantages incorporate its compact layout and diminished sounds. A crucial concern in the growth of this sort of transmission is to reduce vibration. If the output of a planetary equipment transmission program is loud, the vibration triggered by this variety of travel technique could be also loud for ease and comfort.

China supplier Speed Reduce Gearbox AC Gear Motor for Solar Tracking System and Planetary Electrical     wholesaler China supplier Speed Reduce Gearbox AC Gear Motor for Solar Tracking System and Planetary Electrical     wholesaler

China OEM China 1000rpm 400W Electric 48V BLDC Brushless DC Planetary Gear Motor for CNC Milling and Drilling Machine with Good quality

Solution Description

 

 

Proven in 1994, HangZhou BG Motor Manufacturing facility is a expert company of brushless DC motors, brushed DC motors, planetary gear motors, worm gear motors, CZPT motors and AC motors. We have a plant location of 6000 sq. meters, several patent certificates, and we have the unbiased design and style and advancement capabilities and powerful technical power, with an once-a-year output of far more than 1 million units. Considering that the starting of its institution, BG motor has centered on the total resolution of motors. We manufacture and layout motors, provide skilled tailored providers, reply swiftly to buyer needs, and actively assist clients to solve difficulties. Our motor products are exported to 20 countries, such as the United States, Germany, Italy, the United Kingdom, Poland, Slovenia, Switzerland, Sweden, Singapore, South Korea and many others.
Our founder, Mr. Solar, has much more than forty several years of expertise in motor technology, and our other engineers also have much more than fifteen a long time of knowledge, and sixty% of our workers have a lot more than ten years of experience, and we can CZPT you that the good quality of our motors is top notch.
The products include AGV, underwater robots, robots, stitching machine sector, automobiles, health care tools, computerized doors, lifting gear, industrial tools and have a wide selection of applications.
We try for CZPT in the high quality of each item, and we are only a small and refined manufacturer.
Our eyesight: Travel the world ahead and make life far better!

Q:1.What sort of motors can you provide?

A:At current, we mainly create brushless DC motors, brush DC motors, AC motors, CZPT Motors the energy of the motor is significantly less than 5000W, and the diameter of the motor is not far more than 200mm

Q:2.Can you ship me a price tag list?

A:For all of our motors, they are custom-made based on different needs like life time, sound,voltage,and shaft and so on. The price also differs according to once-a-year quantity. So it truly is genuinely difficult for us to offer a cost listing. If you can share your in depth needs and annual quantity, we are going to see what offer you we can offer.

Q:3.Can l get some samples?

A:It depends. If only a couple of samples for individual use or substitution, I am scared it will be challenging for us to provide due to the fact all of our motors are customized produced and no stock accessible if there are no even more demands. If just sample testing ahead of the formal get and our MOQ,price tag and other conditions are appropriate,we might enjoy to provide samples.

Q4:Can you give OEM or ODM provider?

A:Of course,OEM and ODM are both available, we have the professional R&D dept which can provide professional answers for you.

Q5:Can l pay a visit to your factory before we place an get?

A:welcome to check out our manufacturing unit,put on every happy if we have the CZPT to know each and every other more.

Q:6.What is the direct time for a normal order?

A:For orders, the normal direct time is fifteen-twenty days and this time can be shorter or longer dependent on the different model,interval and amount.

How to Pick a Equipment Motor

A gearmotor is an electrical device that transfers energy from one location to one more. There are many sorts of gearmotors. This write-up will discuss the sorts of gearmotors, such as Angular geared motors, Planetary gearboxes, Hydraulic equipment motors, and Croise motors. In addition to its makes use of, gearmotors have a lot of distinct traits. In addition, every single sort has distinctive advantages and drawbacks. Outlined beneath are a number of guidelines on picking a gearmotor.

Angular geared motors

Angular geared motors are the optimum generate factor for purposes the place torques, forces, and motions require to be transferred at an angle. When compared to other varieties of geared motors, these have number of shifting components, a compact style, and a extended existence. Angular geared motors are also highly productive in journey drive programs. In addition to their sturdiness, they have a lower routine maintenance requirement and are very corrosion-resistant.
Helical worm geared motors are a low-cost resolution for drives that make use of angular geared motors. They combine a worm gear phase and helical input phase to offer greater efficiency than pure worm geared motors. This push resolution is very reputable and sounds-free. Angular geared motors are often used in purposes the place noise is an situation, and helical worm geared motors are especially tranquil.
The gear ratio of an angular geared motor is dependent on the ratio among its input and output shaft. A substantial-high quality helical geared motor has a reasonably low mechanical noise degree, and can be put in in almost any room. The torque of a helical geared motor can be measured by making use of frequency measurement equipment. The power effectiveness of angular geared motors is one particular of the most essential variables when deciding on a motor. Its symmetrical arrangement also makes it possible for it to work in lower-velocity environments.
When selecting the appropriate angular geared motor, it is important to maintain in brain that increased torque will direct to poor output functionality. Once a equipment motor reaches its stall torque, it will no more time operate properly. This helps make it important to seek the advice of a functionality curve to choose the proper motor. Most DC motor manufacturers are a lot more than satisfied to offer these to customers on ask for. Angular geared motors are a lot more high-priced than conventional worm gear motors.
Motor

Planetary gearboxes

Planetary gearboxes are utilised in industrial machinery to produce higher torque and power density. There are a few primary varieties of planetary gearboxes: double stage, triple stage, and multistage. The central solar gear transfers torque to a team of planetary gears, even though the outer ring and spindle give travel to the motor. The design of planetary gearboxes provides up to 97% of the power input.
The compact dimensions of planetary gears final results in superb heat dissipation. In some apps, lubrication is required to boost toughness. Nonetheless, if you are seeking for higher pace transmission, you should consider the extra features, this sort of as lower sounds, corrosion resistance, and development. Some constructors are far better than others. Some are swift to react, while other folks are not able to ship their products in a timely fashion.
The main advantage of a planetary gearbox is its compact design and style. Its light-weight style tends to make it straightforward to put in, and the effectiveness of planetary gearboxes is up to .ninety eight%. Another benefit of planetary gearboxes is their substantial torque capability. These gearboxes are also capable to operate in purposes with minimal room. Most modern day automated transmissions in the automotive market use planetary gears.
In addition to being lower in price, planetary gearboxes are a wonderful choice for a lot of purposes. Neugart gives equally compact and correct angle variations. The appropriate angle style provides a high energy-to-weight ratio, creating it ideal for applications exactly where torque is necessary to be transmitted in reverse manner. So if you’re hunting for an successful way to go weighty equipment about, planetary gearboxes can be a great selection.
Yet another benefit of planetary gearboxes is their capacity to be simply and quickly transformed from one particular application to an additional. Since planetary gears are developed to be adaptable, you do not have to purchase new kinds if you require to adjust equipment ratios. You can also use planetary gears in various industries and preserve on safety inventory by sharing widespread areas. These gears are ready to endure large shock masses and demanding situations.
Motor

Hydraulic equipment motors

Hydraulic gear motors are pushed by oil that is pumped into a gear box and triggers the gears to rotate. This technique of energy production is quiet and inexpensive. The principal disadvantages of hydraulic gear motors are that they are noisy and inefficient at low speeds. The other two types of hydraulic motors are piston and vane-variety hydraulic motors. The pursuing are some widespread benefits of hydraulic equipment motors.
A hydraulic gear motor is composed of two gears – a pushed equipment and an loafer. The pushed equipment is hooked up to the output shaft by way of a key. High-strain oil flows into the housing amongst the equipment ideas and the motor housing, and the oil then exits through an outlet port. As opposed to a typical equipment motor, the gears mesh to stop the oil from flowing backward. As a consequence, they are an outstanding selection for agricultural and industrial apps.
The most typical hydraulic gear motors characteristic a gerotor and a generate equipment. These gears mesh with a greater equipment to create rotation. There are also a few fundamental variants of equipment motors: roller-gerotor, gerotor, and differential. The latter makes greater torque and much less friction than the previous two. These differences make it difficult to decide on which type is the best for your wants. A high-overall performance gear motor will last longer than an ordinary one.
Radial piston hydraulic motors function in the reverse course to the reciprocating shaft of an electrical gearmotor. They have 9 pistons organized around a common center line. Fluid strain triggers the pistons to reciprocate, and when they are stationary, the pistons thrust the fluid out and go back in. Since of the large strain produced by the fluid, they can rotate at speeds up to twenty five,000RPM. In addition, hydraulic gear motors are extremely productive, enabling them to be used in a wide selection of industrial and professional applications.
Hydraulic gear motors enhance hydraulic pumps and motors. They are also offered in reversible designs. To pick the appropriate hydraulic motor for your venture, just take time to gather all the required information about the set up method. Some varieties need specialized experience or difficult installation. Also, there are some distinctions among closed and open-loop hydraulic motors. Make sure to examine the alternatives with a expert prior to you make a selection.
Motor

Croise motors

There are many positive aspects to selecting a Croise equipment motor. It is very compact, with much less weight and area than standard motors. Its proper-angle shaft and worm gear offer clean, tranquil operation. A silent-variety brake guarantees no metallic seem in the course of procedure. It also provides superb positioning accuracy and shock resistance. This is why this motor is best for higher-frequency programs. Let’s take a nearer look.
A properly matched gearmotor will give greatest torque output in a specified interval. Its highest building torque is typically the rated output torque. A a single-twelfth-horsepower (1/8 horsepower) motor can satisfy torque demands of six inch-lbs, without having exceeding its breakdown score. This reduced-cost unit enables for creation versions and permits the client to use a significantly less powerful motor. Croise equipment motors are accessible in a selection of styles.

China OEM China 1000rpm 400W Electric 48V BLDC Brushless DC Planetary Gear Motor for CNC Milling and Drilling Machine     with Good qualityChina OEM China 1000rpm 400W Electric 48V BLDC Brushless DC Planetary Gear Motor for CNC Milling and Drilling Machine     with Good quality

China manufacturer High Speed Hydraulic Mini Gear Oil Pump and Motor with Free Design Custom

Merchandise Description

Substantial Velocity Hydraulic Mini Equipment Oil Pump and Motor

Product Description

Business Information

 

ZheJiang CZPT Hydraulic Engineering Co., Ltd

With entire world class production services, expertise and manufactures in the fluid energy sector for more than 30 years

ZheJiang office set in CZPT Building Xihu (West Lake) Dis. District, ZheJiang

Factory set in ZheJiang Metropolis, ZheJiang Provience. Four several hours driving from ZheJiang .

Our Companies

 

 1.Each item tested ahead of delivery

 2.1 calendar year guarantee

 3.GRH R&D department: full technician support

 4.GRH top quality department: Your comments assist us perform greater.

 5.Certification

 6.Exhibition

 

How to Pick a Gear Motor

A gearmotor is an electrical machine that transfers power from one spot to yet another. There are many types of gearmotors. This article will talk about the kinds of gearmotors, including Angular geared motors, Planetary gearboxes, Hydraulic equipment motors, and Croise motors. In addition to its makes use of, gearmotors have numerous various traits. In addition, every single sort has unique rewards and disadvantages. Outlined beneath are a handful of ideas on deciding on a gearmotor.

Angular geared motors

Angular geared motors are the the best possible generate aspect for applications where torques, forces, and motions need to have to be transferred at an angle. In contrast to other types of geared motors, these have handful of shifting areas, a compact design, and a prolonged life. Angular geared motors are also extremely efficient in travel generate purposes. In addition to their sturdiness, they have a minimal maintenance prerequisite and are highly corrosion-resistant.
Helical worm geared motors are a low-value resolution for drives that make use of angular geared motors. They combine a worm gear stage and helical enter stage to provide larger effectiveness than pure worm geared motors. This drive answer is hugely trustworthy and sounds-totally free. Angular geared motors are usually utilized in applications exactly where noise is an issue, and helical worm geared motors are notably silent.
The gear ratio of an angular geared motor is dependent on the ratio amongst its input and output shaft. A high-top quality helical geared motor has a relatively low mechanical noise level, and can be mounted in almost any room. The torque of a helical geared motor can be measured by employing frequency measurement products. The strength effectiveness of angular geared motors is one particular of the most crucial factors when selecting a motor. Its symmetrical arrangement also permits it to function in reduced-velocity environments.
When deciding on the correct angular geared motor, it is crucial to keep in thoughts that enhanced torque will direct to inadequate output functionality. When a equipment motor reaches its stall torque, it will no longer purpose effectively. This can make it important to consult a performance curve to choose the proper motor. Most DC motor companies are far more than satisfied to supply these to buyers on ask for. Angular geared motors are much more high-priced than traditional worm gear motors.
Motor

Planetary gearboxes

Planetary gearboxes are utilised in industrial machinery to produce increased torque and energy density. There are three main sorts of planetary gearboxes: double stage, triple stage, and multistage. The central sunlight equipment transfers torque to a group of planetary gears, even though the outer ring and spindle provide travel to the motor. The design of planetary gearboxes delivers up to ninety seven% of the electricity enter.
The compact dimension of planetary gears outcomes in superb warmth dissipation. In some programs, lubrication is necessary to boost toughness. Nonetheless, if you are seeking for higher speed transmission, you need to consider the added attributes, these kinds of as low sound, corrosion resistance, and development. Some constructors are better than other people. Some are rapid to react, whilst other individuals are not able to ship their merchandise in a well timed style.
The primary advantage of a planetary gearbox is its compact layout. Its light-weight layout tends to make it simple to set up, and the efficiency of planetary gearboxes is up to .ninety eight%. One more gain of planetary gearboxes is their higher torque capacity. These gearboxes are also capable to perform in purposes with constrained room. Most present day computerized transmissions in the automotive market use planetary gears.
In addition to currently being lower in expense, planetary gearboxes are a great decision for many programs. Neugart provides the two compact and correct angle variations. The proper angle style gives a high power-to-weight ratio, producing it excellent for apps in which torque is necessary to be transmitted in reverse method. So if you might be looking for an successful way to move heavy equipment close to, planetary gearboxes can be a wonderful option.
Yet another benefit of planetary gearboxes is their capability to be very easily and quickly changed from one particular application to yet another. Because planetary gears are created to be flexible, you don’t have to buy new types if you need to change equipment ratios. You can also use planetary gears in various industries and preserve on protection stock by sharing widespread parts. These gears are capable to withstand large shock masses and demanding situations.
Motor

Hydraulic gear motors

Hydraulic equipment motors are driven by oil that is pumped into a equipment box and triggers the gears to rotate. This strategy of vitality generation is quiet and low-cost. The principal negatives of hydraulic gear motors are that they are noisy and inefficient at lower speeds. The other two sorts of hydraulic motors are piston and vane-sort hydraulic motors. The adhering to are some frequent positive aspects of hydraulic gear motors.
A hydraulic gear motor is composed of two gears – a pushed gear and an idler. The driven equipment is attached to the output shaft via a essential. Large-strain oil flows into the housing in between the equipment guidelines and the motor housing, and the oil then exits by means of an outlet port. In contrast to a typical gear motor, the gears mesh to stop the oil from flowing backward. As a result, they are an outstanding option for agricultural and industrial apps.
The most typical hydraulic equipment motors function a gerotor and a generate equipment. These gears mesh with a greater equipment to create rotation. There are also 3 standard variations of equipment motors: roller-gerotor, gerotor, and differential. The latter creates larger torque and considerably less friction than the prior two. These differences make it hard to select which type is the very best for your demands. A higher-functionality equipment motor will final more time than an ordinary 1.
Radial piston hydraulic motors work in the reverse route to the reciprocating shaft of an electric gearmotor. They have 9 pistons arranged all around a common middle line. Fluid stress leads to the pistons to reciprocate, and when they are stationary, the pistons drive the fluid out and go back in. Due to the fact of the large force created by the fluid, they can rotate at speeds up to 25,000RPM. In addition, hydraulic equipment motors are very efficient, allowing them to be employed in a wide assortment of industrial and commercial applications.
Hydraulic equipment motors enhance hydraulic pumps and motors. They are also available in reversible models. To select the appropriate hydraulic motor for your task, get time to obtain all the essential info about the set up approach. Some sorts demand specialized experience or challenging set up. Also, there are some variations amongst closed and open up-loop hydraulic motors. Make positive to examine the alternatives with a expert just before you make a choice.
Motor

Croise motors

There are several benefits to choosing a Croise equipment motor. It is hugely compact, with considerably less excess weight and space than regular motors. Its proper-angle shaft and worm equipment supply clean, quiet procedure. A silent-sort brake makes certain no metallic seem during operation. It also gives exceptional positioning accuracy and shock resistance. This is why this motor is ideal for high-frequency purposes. Let us take a closer appear.
A effectively matched gearmotor will provide maximum torque output in a specified interval. Its optimum establishing torque is typically the rated output torque. A one particular-twelfth-horsepower (1/8 horsepower) motor can meet torque needs of six inch-lbs, with no exceeding its breakdown rating. This reduce-cost device enables for production variants and allows the consumer to use a significantly less powerful motor. Croise gear motors are accessible in a range of designs.

China manufacturer High Speed Hydraulic Mini Gear Oil Pump and Motor     with Free Design CustomChina manufacturer High Speed Hydraulic Mini Gear Oil Pump and Motor     with Free Design Custom