阅读说明：本技术 一种带制动器集成编码器的液压马达 (Hydraulic motor with brake integrated encoder ) 是由 胡衣锋 崔毅 孙业春 李春峰 于 2019-08-29 设计创作，主要内容包括：本发明公开了一种带制动器集成编码器的液压马达,其结构包括便捷编码器、阀调整垫和配流盘弹簧,为解决液压马达拼装不稳,安装速度慢、密封性差、易漏油的问题,通过在制动座右侧设备便捷编码器,通过将编码器与安装座连接,经编码器左侧花键轴与安装座穿插固定,接着通过将花键轴与编码器连接轴固定,编码器连接轴与扁轴连接,扁轴与输出轴连接,且扁轴随着制动器活塞往返移动,便于经编码器限制输出动力从而控制与输出轴转动,接着通过将防护罩覆盖编码器外侧经固定栓与制动座连接密封,达到实现两驱动马达同步工作,拼装动作平稳、高效,制动器开闭动作时,传递轴随制动器活塞往返移动,密封性更好,避免出现漏油现象的有益效果。(The invention discloses a hydraulic motor with a brake integrated encoder, which structurally comprises a convenient encoder, a valve adjusting pad and a valve plate spring, and aims to solve the problems of unstable assembly, low installation speed, poor sealing property and easy oil leakage of the hydraulic motor, the convenient encoder is arranged on the right side of a brake base, the encoder is connected with the installation base, is fixedly inserted into the installation base through a spline shaft on the left side of the encoder, is fixed with a connecting shaft of the encoder through the spline shaft on the left side of the encoder, the connecting shaft of the encoder is connected with a flat shaft, the flat shaft is connected with an output shaft, moves back and forth along with a piston of a brake, is convenient for limiting output power through the encoder so as to control the rotation of the output shaft, then a protective cover covers the outer side of the encoder and is connected and sealed with the brake base through a fixing bolt, so that two driving motors synchronously work, the transmission shaft moves back and forth along with the brake piston, the sealing performance is better, and the oil leakage phenomenon is avoided.)

1. A hydraulic motor with a brake integrated encoder comprises an output shaft (1), a sealing seat (2), a high-pressure oil seal (3), a screw (4), an O-shaped ring (5), a bearing (6), an output support (7), a pull pin (8), an elastic sleeve (9), a locking nut (10), a stamping gasket (11), an adjusting pad (12), a shaft retainer ring (13), a piston (14), a bearing bush (15), a roller (16), a roller retainer block (17), a piston ring (18), a rotor (19), a clamp (20), a stator (21), a distributing disc seat (22), a Glare ring (23), a centralizing sleeve (24), a brake shaft (25), a dynamic friction plate (26), a static friction plate (27), a stamping pad (28), a brake seat (29), a brake piston (30), a brake rear cover (31), a butterfly spring (32), a guide sleeve (33), Backing plate (34), shaft angle gyration square ring (35), speed governing lid (37), speed governing pole (38), speed governing spring (39), valve adjustment pad (40) and valve plate spring (41), output shaft (1) right side and seal receptacle (2) level are pegged graft, seal receptacle (2) inboard and high-pressure oil blanket (3) gomphosis, both sides pass through screw (4) and output support (7) bolted connection about seal receptacle (2), screw (4) are pegged graft with O shape circle (5) in the outside, seal receptacle (2) inboard and bearing (6) gomphosis, output support (7) middle part and draw round pin (8) to peg graft, draw round pin (8) inboard to be provided with elastic sleeve (9), draw round pin (8) right side and lock nut (10) threaded connection, lock nut (10) left side bonds with punching press gasket (11), output shaft (1) outside middle part is pegged graft with adjustment pad (12), the upper end and the lower end of the adjusting pad (12) are bonded with a shaft retainer ring (13), a piston (14) is arranged on the inner side of the output support (7), the inner side of the piston (14) is connected with a bearing bush (15) in an inserting mode, a roller (16) is arranged at the bottom of the bearing bush (15), roller stoppers (17) are arranged on the left side and the right side of the roller (16), a piston ring (18) is arranged on the outer side of the piston (14), a rotor (19) is arranged on the right side of the piston (14), the middle of the output rotor (19) is inserted into a clamp (20), the middle of the output support (7) is rotationally connected with a stator (21), the right side of the stator (21) is embedded with a distributing disc seat (22), GRELI rings (23) are distributed on the inner side of the distributing disc seat (22) in a stepped mode, a centering sleeve (24) is arranged on the left side of the, the brake device is characterized in that the outer side of the brake shaft (25) is connected with a dynamic friction plate (26) in an inserting manner, a static friction plate (27) is arranged on the outer side of the dynamic friction plate (26), a stamping pad (28) is arranged on the inner side of the dynamic friction plate (26), a brake piston (30) is arranged on the right side of the output support (7), the left end of the brake seat (29) is connected with a brake rear cover (31) through a bolt, the inner side of the brake rear cover (31) is bonded with a belleville spring (32), a guide sleeve (33) is arranged on the outer side of the belleville spring (32), the left end of the guide sleeve (33) is bonded with a backing plate (34), a rotary square ring (35) is arranged at the left end of the output shaft (1), the middle part of the brake seat (29) is connected with a convenient encoder (36) in an inserting manner, a speed, the speed regulating spring (39) annularly wraps the speed regulating rod (38), valve regulating pads (40) are arranged at the upper end and the lower end of the speed regulating rod (38), and a valve plate spring (41) is arranged on the left side of the bottom end of the output support (7);

The method is characterized in that: the portable encoder (36) is composed of an encoder (361), a protective cover (362), a fixing bolt (363), a spline shaft (364), a mounting seat (365), an encoder connecting shaft (366) and a flat shaft (367), a protective cover (362) is arranged on the outer side of the encoder (361), fixing bolts (363) are arranged on the upper side and the lower side of the protective cover (362), the left side of the encoder (361) is inserted into the mounting seat (365) through a spline shaft (364), the left side of the spline shaft (364) is connected with an encoder connecting shaft (366) in a snap-fit manner, the left side of the encoder connecting shaft (366) is welded with the flat shaft (367), the upper side and the lower side of the protective cover (362) are connected with the brake seat (29) through fixing bolts (363), the left end of the encoder connecting shaft (366) is meshed with the output shaft (1) through a flat shaft (367).

2. The hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the screws (4) are distributed around the left side of the sealing seat (2) in a surrounding manner, and the screws (4) correspond to the O-shaped ring (5).

3. The hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the inner diameter of the high-pressure oil seal (3) is matched with the output shaft (1), and the thickness of the high-pressure oil seal (3) is 5 mm.

4. The hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the piston (14), the bearing bush (15), the roller (16), the roller block (17) and the piston ring (18) are arranged in 2 numbers, and the piston (14), the bearing bush (15), the roller (16), the roller block (17) and the piston ring (18) are all the same in size.

5. the hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the number of the GREEN rings (23) is 6, and the number of the GREEN rings (23) is 3 and the GREEN rings are arranged in a group in a ladder shape.

6. The hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the upper side and the lower side of the encoder connecting shaft (366) are provided with telescopic clamping rods, and the inner sides of the telescopic clamping rods are provided with compression springs.

7. The hydraulic motor with brake integrated encoder as claimed in claim 1, wherein: the inboard clamp pad that is provided with of mount pad (365), and clamp pad inboard is provided with the amortization cotton.

Technical Field

The invention relates to the technical field of brakes, in particular to a hydraulic motor with a brake integrated encoder.

Background

The standard MS driving motor is provided with a brake and has no encoder configuration, and the actual accurate rotating speeds of two motors which work simultaneously cannot be known in the application of the assembling part of the shield tunneling machine, so that the two motors cannot be controlled accurately and synchronously, and the motors are easy to drag, high in temperature and abnormal in sound even under the long-time work. A brake band encoder drive motor was specifically developed based on application requirements, but prior art: the hydraulic motor is unstable in assembly, low in installation speed, poor in sealing performance and prone to oil leakage.

Disclosure of Invention

The invention overcomes the defects of the prior art, provides the hydraulic motor with the brake integrated encoder, solves the problems of unstable assembly, low installation speed, poor sealing performance and easy oil leakage of the hydraulic motor, achieves the aims of realizing synchronous work of two driving motors, stable and efficient assembly action, better sealing performance and avoiding oil leakage phenomenon because a transmission shaft moves back and forth along with a brake piston when a brake is opened and closed.

In order to solve the technical problems, the invention adopts the technical scheme that: the invention provides a hydraulic motor with a brake integrated encoder, which comprises an output shaft, a seal seat, a high-pressure oil seal, a screw, an O-shaped ring, a bearing, an output support, a pull pin, an elastic sleeve, a locking nut, a stamping gasket, an adjusting pad, a retaining ring for a shaft, a piston, a bearing bush, a roller stop block, a piston ring, a rotor, a clamp, a stator, a distribution disc seat, a Glare ring, a centralizing sleeve, a brake shaft, a dynamic friction plate, a static friction plate, a stamping pad, a brake seat, a brake piston, a brake rear cover, a belleville spring, a guide sleeve, a backing plate, an angular rotary square ring, a convenient encoder, a speed regulating cover, a speed regulating rod, a speed regulating spring, a valve adjusting pad and a flow distributing disc spring, wherein the right side of the output shaft is horizontally inserted into the seal seat, the inner side of the seal seat is embedded with, the screw is inserted with an O-shaped ring on the outer side, the inner side of the sealing seat is embedded with a bearing, the middle part of the output support is inserted with a pull pin, the inner side of the pull pin is provided with an elastic sleeve, the right side of the pull pin is in threaded connection with a locking nut, the left side of the locking nut is bonded with a stamping gasket, the middle part of the outer side of the output shaft is inserted with an adjusting pad, the upper end and the lower end of the adjusting pad are bonded with a shaft retainer ring, the inner side of the output support is provided with a piston, the inner side of the piston is inserted with a bearing bush, the bottom of the bearing bush is provided with a roller, the left side and the right side of the roller are provided with roller stop blocks, the outer side of the piston is provided with a piston ring, the right side of the piston is provided with a rotor, the middle part, the left side of the brake seat is provided with a centering sleeve, the inner side of the top of the brake seat is provided with a brake shaft, the outer side of the brake shaft is spliced with a dynamic friction plate, the outer side of the dynamic friction plate is provided with a static friction plate, the inner side of the dynamic friction plate is provided with a stamping pad, the right side of the output support is provided with a brake piston, the left end of the brake seat is in bolted connection with a brake rear cover, the inner side of the brake rear cover is spliced with a disc spring, the outer side of the disc spring is provided with a guide sleeve, the left end of the guide sleeve is spliced with a backing plate, the left end of the output shaft is provided with a rotary square ring, the middle part of the brake seat is spliced with a convenient encoder, the right side of the bottom of the output support is provided with a speed regulating cover, the inner side of the speed regulating cover is provided with, convenient encoder comprises encoder, protection casing, gim peg, integral key shaft, mount pad, encoder connecting axle and flat axle, the encoder outside is provided with the protection casing, both sides are provided with the gim peg about the protection casing, the integral key shaft is pegged graft with the mount pad through the integral key shaft in the encoder left side, the integral key shaft left side is connected with encoder connecting axle buckle, encoder connecting axle left side and flat axle welding, both sides are passed through gim peg and brake shoe bolted connection about the protection casing, flat axle and output shaft intermeshing are passed through to encoder connecting axle left end.

Furthermore, the screws are distributed around the left side of the sealing seat in a surrounding manner, and correspond to the O-shaped ring.

Furthermore, the inner diameter of the high-pressure oil seal is matched with the output shaft, and the thickness of the high-pressure oil seal is 5 mm.

Furthermore, the number of the pistons, the bearing bush, the rollers, the roller stop blocks and the piston rings is 2, and the sizes of the pistons, the bearing bush, the rollers, the roller stop blocks and the piston rings are all the same.

Furthermore, 6 GREEN rings are arranged, and 3 GREEN rings are arranged in a group in a ladder shape.

Furthermore, telescopic clamping rods are arranged on the upper side and the lower side of the encoder connecting shaft, and compression springs are arranged on the inner sides of the telescopic clamping rods.

furthermore, the inboard clamp pad that is provided with of mount pad, and the clamp pad inboard is provided with the amortization cotton.

Further, the protective cover is made of A3 carbon structural steel.

Further, the GREEN ring is made of nitrile rubber.

Compared with the prior art, the invention has the following beneficial effects: in order to solve the problems of unstable assembly of a hydraulic motor, low installation speed, poor sealing performance and easy oil leakage, the encoder is convenient and fast through equipment on the right side of the brake base, the encoder is connected with the installation base, the spline shaft and the installation base are fixedly penetrated through the left side of the encoder, the spline shaft and the encoder connecting shaft are fixed, the encoder connecting shaft is connected with the flat shaft, the flat shaft is connected with the output shaft, the flat shaft moves back and forth along with the piston of the brake, the output power is limited by the encoder, the output power is controlled to rotate with the output shaft, the protection cover covers the outer side of the encoder, the encoder is connected and sealed with the brake base through the fixing bolt, synchronous work of two driving motors is achieved, the assembly action is stable and efficient, when the brake is opened and closed, the transmission shaft moves back and forth along.

drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a portable encoder according to the present invention;

In the figure: an output shaft-1, a seal seat-2, a high-pressure oil seal-3, a screw-4, an O-shaped ring-5, a bearing-6, an output support-7, a pull pin-8, an elastic sleeve-9, a locknut-10, a stamping gasket-11, an adjusting pad-12, a shaft check ring-13, a piston-14, a bearing bush-15, a roller-16, a roller check block-17, a piston ring-18, a rotor-19, a clip-20, a stator-21, a distributing disc seat-22, a Glare ring-23, a centering sleeve-24, a brake shaft-25, a dynamic friction plate-26, a static friction plate-27, a stamping pad-28, a brake seat-29, a brake piston-30, a brake rear cover-31, a belleville spring-32, a brake pad, The device comprises a guide sleeve-33, a backing plate-34, a shaft angle rotary square ring-35, a convenient encoder-36, a speed regulating cover-37, a speed regulating rod-38, a speed regulating spring-39, a valve adjusting pad-40, a valve plate spring-41, an encoder-361, a protective cover-362, a fixing bolt-363, a spline shaft-364, a mounting seat-365, an encoder connecting shaft-366 and a flat shaft-367.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, the present invention provides a hydraulic motor with a brake integrated encoder: the high-pressure oil seal structure comprises an output shaft 1, a seal seat 2, a high-pressure oil seal 3, a screw 4, an O-shaped ring 5, a bearing 6, an output support 7, a pull pin 8, an elastic sleeve 9, a lock nut 10, a stamping gasket 11, an adjusting pad 12, a shaft retainer 13, a piston 14, a bearing bush 15, a roller 16, a roller stop 17, a piston ring 18, a rotor 19, a clip 20, a stator 21, a distributing disc seat 22, a Glae ring 23, a centralizing sleeve 24, a brake shaft 25, a dynamic friction plate 26, a static friction plate 27, a stamping pad 28, a brake seat 29, a brake piston 30, a brake rear cover 31, a butterfly spring 32, a guide sleeve 33, a backing plate 34, an axial angle rotary square ring 35, a convenient encoder 36, a speed regulating cover 37, a speed regulating rod 38, a speed regulating spring 39, a valve adjusting pad 40 and a distributing disc spring 41, wherein the right side of the output shaft 1 is horizontally inserted into the seal seat 2, the inner side of the seal seat 2 is embedded with, the screw 4 is inserted with the outer side and an O-shaped ring 5, the inner side of a sealing seat 2 is embedded with a bearing 6, the middle part of an output support 7 is inserted with a pull pin 8, the inner side of the pull pin 8 is provided with an elastic sleeve 9, the right side of the pull pin 8 is in threaded connection with a lock nut 10, the left side of the lock nut 10 is bonded with a stamping gasket 11, the middle part of the outer side of an output shaft 1 is inserted with an adjusting pad 12, the upper end and the lower end of the adjusting pad 12 are bonded with a shaft retainer ring 13, the inner side of the output support 7 is provided with a piston 14, the inner side of the piston 14 is inserted with a bearing bush 15, the bottom of the bearing bush 15 is provided with a roller 16, the left side and the right side of the roller 16 are provided with roller stoppers 17, the outer side of the piston 14 is provided with a piston ring 18, the right side of the piston 14 is provided, a righting sleeve 24 is arranged on the left side of a brake seat 29, a brake shaft 25 is arranged on the inner side of the top of the brake seat 29, the outer side of the brake shaft 25 is inserted with a dynamic friction plate 26, a static friction plate 27 is arranged on the outer side of the dynamic friction plate 26, a stamping pad 28 is arranged on the inner side of the dynamic friction plate 26, a brake piston 30 is arranged on the right side of an output support 7, the left end of the brake seat 29 is in bolt connection with a brake rear cover 31, the inner side of the brake rear cover 31 is bonded with a belleville spring 32, a guide sleeve 33 is arranged on the outer side of the belleville spring 32, the left end of the guide sleeve 33 is bonded with a backing plate 34, the left end of an output shaft 1 is provided with a rotary square ring 35, the middle of the brake seat 29 is inserted with a convenient encoder 36, a speed regulating cover 37 is arranged on the right side of the bottom of the output support 7, the convenient encoder 36 is composed of an encoder 361, a protective cover 362, fixing bolts 363, a spline shaft 364, an installation base 365, an encoder connecting shaft 366 and a flat shaft 367, the protective cover 362 is arranged on the outer side of the encoder 361, the fixing bolts 363 are arranged on the upper side and the lower side of the protective cover 362, the left side of the encoder 361 is connected with the installation base 365 through the spline shaft 364 in an inserting mode, the left side of the spline shaft 364 is connected with the encoder connecting shaft 366 in a buckling mode, the left side of the encoder connecting shaft 366 is welded with the flat shaft 367, the upper side and the lower side of the protective cover 362 are connected with the brake base 29 through the.

The screws 4 are distributed around the left side of the sealing seat 2 in a surrounding manner, and the screws 4 correspond to the O-shaped ring 5, so that sealing and fixing of equipment are facilitated.

Wherein, the inner channel of the high-pressure oil seal 3 is matched with the output shaft 1, and the thickness of the high-pressure oil seal 3 is 5mm, thereby being beneficial to preventing oil leakage.

The number of the pistons 14, the number of the bearing bushes 15, the number of the rollers 16, the number of the roller stoppers 17 and the number of the piston rings 18 are 2, and the sizes of the pistons 14, the bearing bushes 15, the numbers of the rollers 16, the number of the roller stoppers 17 and the number of the piston rings 18 are all the same, so that the transmission fit of equipment is facilitated.

The number of the GREEN rings 23 is 6, and the number of the GREEN rings 23 is 3, and the GREEN rings are arranged in a step shape, so that the output shaft 1 can be clamped conveniently.

The upper side and the lower side of the encoder connecting shaft 366 are provided with telescopic clamping rods, and the inner sides of the telescopic clamping rods are provided with compression springs, so that impact force generated when the equipment runs is relieved.

Wherein, the mount pad 365 inboard is provided with presss from both sides the pad, and presss from both sides the inboard noise reduction cotton that is provided with of pad, is favorable to the noise abatement.

The protective cover 362 is made of A3 carbon structural steel, and is high in hardness and wear-resistant.

The GREEN 23 is made of nitrile rubber, and has the advantages of good toughness, high sealing performance and elasticity and stable chemical property.

The encoder 361 described in this patent is a device that compiles and converts signals (such as bit streams) or data into signal forms that can be used for communication, transmission and storage, and converts angular displacement or linear displacement into electrical signals, the former is called code wheel, the latter is called code ruler, and the encoder can be divided into contact type and non-contact type according to the reading mode; the encoder can be divided into an incremental type and an absolute type according to the working principle, wherein the incremental type encoder converts displacement into a periodic electric signal, converts the electric signal into counting pulses, and expresses the size of the displacement by the number of the pulses, and each position of the absolute type encoder corresponds to a determined digital code, so that the indication value of the absolute type encoder is only related to the starting position and the ending position of the measurement and is not related to the middle process of the measurement.

The working principle is as follows: firstly, a hydraulic motor with a brake integrated encoder is connected with equipment of a proper type, then an external oil filling pipe is distributed on an output support 7 for insertion connection, an external oil pump is started to input high-pressure oil into the hydraulic motor, an output shaft 1 of the hydraulic motor overcomes the elasticity of a belleville spring 32 arranged on a rotor 16 under the action of the high-pressure oil to push the rotor 16 to move right along the axial direction, so that a dynamic friction plate 26 and a static friction plate 27 between the output support 7 and the rotor 16 are loosened from a punching pad 28, meanwhile, a piston 14, a roller 16, a clamp 20 and a stator 21 in the hydraulic motor rotate in a raceway in the hydraulic motor under the action of the hydraulic pressure to drive the output shaft 1 in the motor to rotate, thereby outputting torque, and as the output shaft 1 and the rotor 16 in the motor are simultaneously connected with the equipment or an input shaft of a locomotive through a spline shaft 364, when the equipment stops running, the outside oil pump is closed to interrupt the input of high-pressure oil in the hydraulic motor, the brake piston 30 and the rotor 16 losing the oil pressure move leftwards along the output shaft 1 under the action of the elasticity of the belleville spring 32, so that the dynamic friction plate 26 and the static friction plate 27 between the output support 7 and the rotor 16 are tightly pressed with the stamping pad 28, huge friction force is generated, the output shaft 1 of the hydraulic motor stops braking, the output shaft 1 is fixedly sealed with the 0-shaped ring 5 through the sealing seat 2 and the high-pressure oil seal 3 and the output support 7 through the screw 4, when the encoder 363 needs to be installed, the encoder 36 is convenient and fast through equipment on the right side of the braking seat 29, the encoder 361 is connected with the installation seat 365, the encoder 361 is fixedly inserted into the installation seat 365 through the left spline shaft 364 of the encoder, then the spline shaft 364 is fixed with the encoder connecting shaft 366, the encoder, the flat shaft 367 is connected with the output shaft 1, the flat shaft 361 moves back and forth along with the brake piston 30, the output power is limited by the encoder so as to control the output shaft to rotate, then the protective cover 362 covers the outer side of the encoder 361 and is connected and sealed with the brake seat 29 through the fixing bolt 363, the synchronous work of the two driving motors is achieved, the assembling action is stable and efficient, the transmission shaft moves back and forth along with the brake piston when the brake is opened and closed, the sealing performance is better, and the oil leakage phenomenon is avoided.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.