China hydraulic motor catalog of ini low speed high torque hydraulic radial piston motor, ini imb type low speed high torque hydraulic motor provided by china manufacturer ini hydraulic co. Motor performance as a function of operating speed 100 80 95 90 85 fficienc y. Fixed displacement radial piston hydraulic motor general descriptions the kawasaki staffa range of high torque low speed fixed displacement radial piston hydraulic motors consists of frame sizes. Rotary power manufactures two kinds of radial piston motors. The frm units are bent axis pumpsmotors with fixed flow, developed under the design of. They consist of valvecontrolled pump cylinders that are arranged radially. The moog radial piston pump comes in 8 pump sizes between 19 cc and 140 cc per revolution 19, 32, 45, 63, 80,100, 140 and 250 and has a maximum speed range of 1,800 to 2,900 rpm the standard design permits continuous pressure to 280 bar 4,000 psi with 350 bar 5,000 psi peak limit and the highpressure version is capable of continuous. Radial piston motor with dual displacement mrd mrde and variable. This manual refers to radial piston hydraulic motors from the series.
The working pistons extend in a radial direction symmetrically around the drive shaft, in contrast to the axial piston pump. The first, a typical radial piston cam motor our xj, xf and xl motors that consists of multiple pistons fed under pressure following an external cam track. List the advantages of hydraulic motor over electric motor o hydraulic. Load cylinder relief valve prime mover pump strainer reservoir filter directional control valve 1 2 3 5 4 6 8 7 what is. The motor function is achieved through five pistons, which are carried radially in a cylinder block, mounted on the driveshaft, which incorporates an offset from the centre of rotation. Radial piston hydraulic motor ald series amd series amds series a820 series ahd series iso 90012008 certified. The hydraulic motor is the rotary counterpart of the hydraulic cylinder as a. When compared with other drive te chnologies, the motors produce signi cantly lower noise and vibration levels. This causes the pistons to act against the cam ring, producing a momentum. The relationship between roll diameter and cam profile is optimized inside the central power unit.
Hydraulicspneumatics com sites hydraulicspneumatics com files adobe pdf. Keep open flames and ignition sources away from the radial piston motor. Radial piston hydraulic motor ca hydraulic pump,piston. Pressurized hydraulic fluid is fed into the cam chambers. This very durable workhorse is used in a wide variety of applications from fishing to forestry, mining to marine, recycling to shredders, as well as conveyors and railroad equipment. Eatons hydremac hydraulic motors are radial piston, cam lobe type.
F11f12 in saw motor applications, parker power boost series f11 f11 bent axis piston pump motor with fixed displacement pages 8 38 series f12 f12 bent axis piston pump motor with fixed displacement pages 39 59 accessories accessories flushing valves, fv flushing valve block, integrated pressure relief valve, sr pressure pages 60 68. Radial piston motors our hagglunds direct drive hydraulic motors stand for unparalleled quality and reliability. The second is an eccentric radial piston motor our sma motor where the pistons drive an eccentric shaft. No matter what your application or use, if you need a. The housing is stationary, and can be mounted by a mechanical flange, foot or torque arm arrangement.
This is due to the direct drive from the low speed high torque radial piston motor. The radial piston motor heats up considerably during operation. All types of hydraulic motors have common design features. Fixed displacement radial piston hydraulic motor data. Motor order code 7 product 01 xj05 radial piston motor cam displacement 02 y 260 ccrev a 373 ccrev b 424 ccrev c 472 ccrev d 519 ccrev e 565 ccrev front module case style 03 t torque unit s shaft motor front case flange w wheel motor no case flange front module output shaft. Compact hydraulic motor for heavyduty applications. The mcrf motors are intended for wheel drives in open or closed circuits.
Piston hydraulic motor all industrial manufacturers videos. Ca50, ca70, ca100, ca140, ca210 features of radial piston hydraulic motor ca series. Eaton highspeed piston motors provide great value to a broad range of end markets from the smallest fixed motor 11cc to the largest variable motor 750cc to tandem motor options. Fixed displacement radial piston hydraulic motor staffa, series b data sheet m100103. Nov 14, 2008 during operation, oil is pumped into a connection block, which in turn distributes it to the cylinder block and pistons. Dual displacement radial piston hydraulic motor general descriptions the range of dual displacement motors extends from the hmc030 in 492 ccrev to the hmc325 in 5,326 ccrev. We offer various valves to complement hydraulic circuits. The moog radial piston pump comes in 8 pump sizes between 19 cc and 140 cc per revolution 19, 32, 45, 63, 80,100, 140 and 250 and has a maximum speed range of 1,800 to 2,900 rpm the standard. Fixed displacement radial piston hydraulic motor general descriptions the kawasaki staffa range of high torque low speed fixed displacement radial piston hydraulic motors consists of frame sizes ranging from the hmb010 to hmb500. Hydraulic oil returns from the cylinder, through the control valve and filter, and back to the reservoir.
Italgroup, producer and distributor of radial piston hydraulic motors. Motor description iac series motors are dual displacement radial piston hydraulic motors generally indicated as lsht motors, low speed high torque motors with a rotating shaft 1 and a stationary housing 2. The basic principle of operation of the radial piton motors is shown in. These efficiencies apply for all series 40 motors at maximum displacement. Low noise due to an eccentric crankshaft and low vibration frequency five piston design.
Although the high degree of precision required in the. Distributor channel partner of intermot nhm series radial piston motors radial piston hydraulic motors, intermot nhm series radial piston. Mrdmrde with fixed and dual displacement, respectively, in the standard and expanded e versions. Hydraulic motor radial piston motor variable displacement. Accessories radial piston motors poclain hydraulics.
The maximum lifetime and performance are achieved within the. Interchangeable parts enable motors to be built that are tailored to the. Rugged hydraulic motors transform fluid energy into rotary mechanical power, which. In a hydraulic radial piston motor which includes a housing. A series of motors for a range of displacements from 3000 to 6000 ccrev, which can reach rotation speeds up to 3 times higher than traditional radial piston motors. Radialpiston motors have a cylinder barrel attached to a driven shaft fig. The radial motion is controlled by means of hydraulic cylinders 5 and valve 11. Their benefits include low initial cost and high rpm. Staffa radial piston motors archives kawasaki precision. The pumps are designed as single, double or parallel pumps. A series of variable displacement radial piston motors with an integrated electronic control system supplied together with the motor. Axial piston pumps for standalone pumps, a hydraulic motors or an automotive air conditioning compressors. From the flow divider to the the compactly designed brake valve with quiet, progressive adjustment, these valves are specially suited to radial piston motors. Fixed displacement radial piston hydraulic motor data sheet.
Unique hydrostatic balancing provides minimum wear and extended. Performance this performance graph provides typical volumetric and overall efficiencies for series 40 motors. Wheel motor permissible dynamic and static radial load. The working pistons extend in a radial direction symmetrically around the drive shaft. The wide range of sai hydraulics motors, characterized by radial pistons and crankshaft design, offers solutions with fixed, double and variable displacement from 25 ccrev up to 10. Hydraulic drives range hydraulic axial piston pumps hydraulic radial piston motors hydrostatic compact drives for open circuit operating pressure 200250 bar fixed displacement rotation direction right looking at the shaft end, clockwise minimum speed from 20 rpm swash plate type minimum speed from 80 1min bentaxis type depending on. Radial piston pumps type pfr hydraulic cylinders proportional. Radialpiston motors have a great variety of designs within the basic radial configuration. Single displacement hydraulic radial piston motors hc series. Radial piston pumps for use in machine tools, high pressure units, test rigs, automotive, plastics and wind energy industries. In 1916, over 100 years ago, kawasaki began manufacturing heleshaw type radial piston pumps only the second ever product in the world designed for use with hydraulic oil. The arrangement is similar to shell chambers in a revolver.
A radial piston hydraulic motor has several components involving sliding or rolling interfaces which may encounter tribological problems. Differentiate between hydraulic pump and hydraulic motor. Hydraulic motor amseries axial piston motor the amseries motor has an axial piston design and constant displacement. Hydraulic motors hydraulic gear motors manufacturer from. Motor order code 7 product 01 xj05 radial piston motor cam displacement 02 y 260 ccrev a 373 ccrev b 424 ccrev c 472 ccrev d 519 ccrev e 565 ccrev front module case style 03 t. Hydraulic fluid under pressure from a pump is fed to each piston through fluid paths in the crankshaft. Hydraulic motor construction fixed displacement radial piston motors, fluid column type mounting type flange, shrink disk, wheel drive coupled with gearbox maximum pressure up to 420 bar 6000 psi 1.
The main characteristics of this type of motor are high mechanical e ciency, especially at startup, and high volumetric e ciency. Besides europe, usa, asia and australia are important export markets. The hydraulic radial piston motor is a hydraulically balanced radial piston cam curve unit. Hmc motor the hmb motor crankshaft assembly is replaced by a separate drum and shaft. While the basic design of the staffa motor has been around for over 40 years, continuous technical advancements and improvements are being made by the research and development team to ensure. The product portfolio comprises pumps and motors both for open as well as closed hydraulic circuits. The variable displacement means that the motor can be. Hydraulic motors type mcr are radial piston motors with a rotating shaft.
For example, one design of this type motor produces hydraulic thrust on a crankshaft that produces output torque. According to 4 many other machines, the radial piston hydraulic motor. Nov 15, 2017 a radial piston pump is a form of hydraulic pump. From the flow divider to the the compactly designed brake valve with quiet, progressive. The hagglunds ca radial piston motors combine hardworking performance and high torquetoweight ratios into units designed to fit into machines with limited space. While the basic design of the staffa motor has been around for over 40 years, continuous technical advancements and improvements are being made by the research and development team to ensure that staffa motors are at the forefront of lsht radial piston motor technology. This means that the radial piston pump can be installed in the container of a hydraulic power pack as well as being used as a motor pump outside of an oil tank. Hydraulic motors geroler, gerotor, gear, piston, vane.
Hydraulic motors divide into two fundamental classes. Series dcm, cam motor technical information manual danfoss. The housing is stationary, and can be mounted by a mechanical flange, foot or torque arm. Pdf format this file type includes high resolution graphics and schematics when applicable. Radial piston pump working animation with detail explanation. Axial piston pumps axial piston motor radial piston. A piston pump is superficially similar to a motor car engine, and a simple single cylinder. The axial piston pump has a series of cylinders typically 7 or 9 mounted parallel to the axis of rotation. Moving the slide past center reverses the direction of motor rotation. Hydraulic motors manufacturer of a wide range of products which include hydraulic gear motors, orbital motor, verco hydraulic motor, mild steel hydraulic motors, radial piston motor and axial piston motor. The hydrostar motor is a radial piston design that provides a low speed high torque lsht output. Radial piston motors rotary power hydraulic motors and. Andrew parr msc, ceng, miee, minstmc, in hydraulics and pneumatics third edition, 2011. Allow the radial piston motor to cool down sufficiently before touching it.
Hagglunds ca radial piston motors bosch rexroth bosch. The mcr radial piston motors are slowly running hydraulic motors which operate according to the multiplestroke principle. This manual refers to radialpiston hydraulic motors from the series. Fixed displacement radial piston staffa motor hmb series. Hydraulic motors supply oem hagglunds compact ca ca50, ca70, ca100, ca140, ca210 radial piston hydraulic motor drive 1. The motor is characterised by a good startup and low speed behaviour and. Dual displacement radial piston staffa motor hmc series.
Get total confidence with the efficiency, durability, safety and speed of affordably priced eaton gerotorgeroler, gear, piston and vane motors to fit a wide variety of applications ranging from lowspeed, hightorque lsht to highspeed, highpower requirements. Parker calzoni radial piston motor type mrd, mrde, mrv. Series dcm cam motor is a multistroke radial piston motor, in which eight pistons radi ally mounted in a cylinder block run for 6thread cam rings. Moreover, innovation at bosch rexroth is inspired by our clients challenges and our goal is to deliver to them products that exceed performance and reliability expectations. Vane motors and gear motors are simple rotating systems.
Single displacement hydraulic radial piston motors hc series hydraulic components hydrostatic transmissions gearboxes accessories. Series 40 axial piston motors technical information manual. Parker calzoni mr hydraulic motors are of the radial piston type. A hydraulic motor is a mechanical actuator that converts hydraulic pressure and flow into torque and angular displacement. Unique hydrostatic balancing provides minimum wear and extended life. There are seven frame sizes as shown in the table below. Of these, approximately 40% are sold to customers outside of europe. The high ratio between maximum and minimum speeds, together with excellent efficiency and cavitation resistance make this series ideal for high power density applications where.
The direction of the hydraulic oil determines if the cylinder will either extend or retract. Suitable for hydraulic oils according to din 51524. High torque radial piston motors mr type hefel technik. Ordering code for radial piston hydraulic motor ca size. The variable displacement means that the motor can be used at any level of displacement between the maximum and the minimum, maintaining a high level of efficiency even with very low displacement levels. This very durable workhorse is used in a wide variety of applications from fishing to forestry, mining. These motors serve to convert the energy from the working fluid pressure into kinetic energy for the rotating shaft.
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