CN214205270U

CN214205270U - Automatic dismounting device for cylindrical bearing of motor

Info

Publication number: CN214205270U
Application number: CN202022503946.3U
Authority: CN
Inventors: 蔡阳; 刘丹丹; 曹蒙; 陈超玉; 文亮; 邢少华; 刘泽潇
Original assignee: CRRC Zhuzhou Electric Co Ltd
Current assignee: CRRC Zhuzhou Electric Co Ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-14
Anticipated expiration: 2030-11-03

Abstract

Automatic dismounting device of motor cylinder bearing, its characterized in that: the operation platform that sets up including the level, a location platform for supporting and location end cover, a hydraulic power subassembly that is arranged in making the cylinder bearing follow the end cover separation push down the subassembly and provide the power of pushing down for pushing down the subassembly to cylinder bearing transmission downward pressure, the location platform, push down subassembly and hydraulic power subassembly and adorn respectively on the operation platform, push down the coaxial setting of subassembly in the below of location platform, hydraulic power subassembly coaxial setting pushes down directly over the subassembly, the end cover is detained on the location platform. The utility model discloses in support and location end cover with the location platform, with pushing down the subassembly to cylindrical bearing transmission downward pressure, provide down power with hydraulic power subassembly, make cylindrical bearing pushed down and separate from the end cover, realize automatic dismantlement, cylindrical bearing's dismantlement efficiency is higher, and the intensity of labour of dismantlement is lower, and simple structure, easily operation, the practicality is high.

Description

Automatic dismounting device for cylindrical bearing of motor

Technical Field

The utility model relates to an automatic dismounting device of motor cylinder bearing for the dismantlement of motor cylinder bearing.

Background

The motor is maintained regularly or the cylindrical bearing needs to be disassembled due to faults, the cylindrical bearing applied to the structure of the motor train unit or the urban rail traction motor is arranged in a bearing chamber of a motor end cover, and the bearing can only be manually disassembled by depending on a disassembling bearing set tool; the main difficulties are the installation environment of this type of bearing: namely, the bearing chamber is in an inverted convex shape, the inner diameter of the bottom is small (the size is smaller than that of the bearing outer ring), and the inner diameter of the top is large (the inner diameter is in transition fit with the bearing outer ring); the bearing outer ring and the bearing roller can only be detached in one direction (from the top side of the bearing chamber), and the bearing detaching tool can only be put into the bearing chamber from the upper part of the bearing chamber and clamped in along the clearance of the cylindrical bearing roller, so that the bearing rolling body is clamped and withdrawn from the bearing outer ring assembly. The operation process is manual disassembly, time and labor are wasted, and the safety risk of breakage of a tool pull rod also exists; the bearing disassembly operation quality has higher requirements on the size precision of the tool and the skill level of staff.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic dismounting device of motor cylinder bearing supports and fixes a position the end cover with the locating platform, with pushing down the subassembly to cylinder bearing transmission downforce, provides the power of pushing down with hydraulic power subassembly, makes cylinder bearing be pushed down and separates from the end cover, realizes automatic dismantlement, and cylinder bearing's dismantlement efficiency is higher, and the intensity of labour of dismantlement is lower, and simple structure, easily operation, the practicality is high.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

automatic dismounting device of motor cylinder bearing, its characterized in that: the operation platform that sets up including the level, a location platform for supporting and location end cover, a hydraulic power subassembly that is arranged in making the cylinder bearing follow the end cover separation push down the subassembly and provide the power of pushing down for pushing down the subassembly to cylinder bearing transmission downward pressure, the location platform, push down subassembly and hydraulic power subassembly and adorn respectively on the operation platform, push down the coaxial setting of subassembly in the below of location platform, hydraulic power subassembly coaxial setting pushes down directly over the subassembly, the end cover is detained on the location platform.

Preferably, the location platform be along the cavity section of thick bamboo of vertical setting, the coaxial alignment cover of end cover just with the radial location cooperation of location platform on the location platform.

Preferably, the pushing assembly comprises a guide sleeve, a pressure plate assembly and a detachable cylinder, wherein the guide sleeve is arranged on the operation platform and coaxially arranged below the positioning table, the pressure plate assembly is arranged in the guide sleeve in a guiding fit mode, the cylinder is detachably connected below the pressure plate assembly and used for pushing the pressure plate assembly to lift in the guide sleeve, and the pressure plate assembly rises along with the pushing of the cylinder and extends into the positioning table and abuts against the top surface of the cylindrical bearing.

Preferably, the pressure disk assembly include the direction cooperation dress in the uide bushing and with the cylinder can dismantle the protection axle of being connected, adorn on the protection axle and can automatic horizontal open and shut pneumatic ware and two can be along with the opening and shutting of pneumatic ware and part or the pressure disk that is close to, pneumatic ware of opening and shutting is the state of closing up under the initial condition, makes two pressure disks be close to, two pressure disks of pressure disk assembly rise to the right place back are opened and are separated along with opening of pneumatic ware to support the cylindrical bearing top surface respectively.

Preferably, the top of the protection shaft is provided with an inner cavity, the pneumatic opener is arranged in the inner cavity, the pressure plate is arranged on the pneumatic opener, the top of the pneumatic opener is provided with two opening and closing movement ends which move horizontally through pneumatic control, one opening and closing movement end is connected with one pressure plate, and the protection shaft is in contact with the bottom surface of the cylindrical bearing to limit the pressure plate assembly to continuously ascend.

Preferably, the pressure plate comprises a connecting plate which is connected with the opening and closing movement end and is horizontally arranged, a connecting column which is vertically arranged on the connecting plate, and a top pressure plate which is horizontally arranged at the top of the connecting column, wherein the outer end of the top pressure plate is provided with a flange which can be abutted against the top surface of the cylindrical bearing.

Preferably, the hydraulic power assembly comprises a bracket arranged on the operating platform, a hydraulic cylinder arranged on the bracket and coaxially aligned with the positioning table, and a pressing block arranged at the free end of the hydraulic cylinder, and the pressing block is coaxially arranged above the pressing assembly.

The utility model has the advantages that:

1. the utility model discloses an automatic dismounting device of motor cylinder bearing supports and fixes a position the end cover with the locating platform, with pushing down the subassembly to cylinder bearing transmission downforce, provides the power of pushing down with hydraulic power subassembly, makes cylinder bearing be pushed down and separates from the end cover, realizes automatic dismantlement, and cylinder bearing's dismantlement efficiency is higher, and the intensity of labour of dismantlement is lower, and simple structure, easily operation, the practicality is high.

2. Pneumatic switch can make two pressure disks part or be close to among the pressure disk assembly, two pressure disks are close to and make the pressure disk pass cylindrical bearing smoothly when pressure disk assembly rises, pressure disk assembly rises and separately supports cylindrical bearing's top surface to two pressure disks after targetting in place, it can cylindrical bearing downstream and end cover separation to push down the pressure disk, the realization is dismantled, the protection axle continues to rise with cylindrical bearing bottom surface contact restriction pressure disk assembly, can carry on spacingly to cylindrical bearing's rising height, make cylindrical bearing arrange the protection epaxially in after-separating from the end cover again, in order to avoid cylindrical bearing to separate the back and fall, protection cylindrical bearing does not receive the damage, it is higher to dismantle the security.

Drawings

Fig. 1 is a schematic structural diagram of the cooperation between an end cover with a cylindrical bearing and an automatic dismounting device for the cylindrical bearing of a motor.

Fig. 2 is a schematic structural diagram of the automatic dismounting device for the motor cylindrical bearing.

Fig. 3 is a diagram showing a state change of the platen assembly from the closing to the opening of the pneumatic opener, fig. C is a diagram showing the state of the platen assembly when the pneumatic opener is closed, and fig. D is a diagram showing the state of the platen assembly when the pneumatic opener is opened.

Detailed Description

The following describes embodiments of the present invention in detail with reference to fig. 1 to 3.

Automatic dismounting device of motor cylinder bearing, its characterized in that: operation platform 1 including the level setting, a location platform 2 for supporting and location end cover B, a hydraulic power subassembly 4 for pushing down subassembly 3 that is arranged in to cylindrical bearing A transmission downward pressure makes cylindrical bearing A follow end cover B separation and provides the power of pushing down for pushing down subassembly 3, location platform 2, it adorns respectively on operation platform 1 to push down subassembly 3 and hydraulic power subassembly 4, it sets up in the below of location platform 2 to push down subassembly 3 coaxial, hydraulic power subassembly 4 sets up directly over pushing down subassembly 3 coaxially, end cover B cover is detained on location platform 2.

The automatic dismounting device of motor cylinder bearing, support and fix a position end cover B with location platform 2, with pushing down subassembly 3 to cylinder bearing A transmission downward pressure, provide with hydraulic power subassembly 4 and push down power, make cylinder bearing A by pushing down from end cover B separation, realize automatic dismantlement, cylinder bearing's dismantlement efficiency is higher, the intensity of labour of dismantlement is lower, and simple structure, easily operation, the practicality is high.

Wherein, location platform 2 for following the cavity section of thick bamboo of vertical setting, the coaxial alignment cover of end cover B just with location platform 2 radial location cooperation on location platform 2. It can be seen from the drawing that bearing a is assembled by bearing roller a1 and bearing excircle a2, and end cover B is supported on location platform 2, and when pushing down subassembly 3 and pushing down bearing a, end cover B can not remove because of the support of location platform 2, and end cover B and the radial location cooperation of location platform 2, can effectively guarantee bearing a and the coaxial setting of location platform 2 to realize the radial positioning to bearing a, guarantee bearing a's the direction exactness of pushing down.

Wherein, the pushing assembly 3 comprises a guide sleeve 31 which is arranged on the operation platform 1 and is coaxially arranged below the positioning table 2, a pressure plate assembly 32 which is arranged in the guide sleeve 31 in a guiding fit manner, and a cylinder 33 which is detachably connected below the pressure plate assembly 32 and is used for pushing the pressure plate assembly 32 to lift in the guide sleeve 31, wherein the pressure plate assembly 32 rises along with the pushing of the cylinder 33 and extends into the positioning table 2 and props against the top surface of the cylindrical bearing A. The coaxial setting of uide bushing 31 is in locating platform 2 below and with locating platform 2 UNICOM, and pressure disk assembly 32 goes up and down under the direction of uide bushing 31, rises and to stretch into in locating platform 2 and pass bearing A and offset with bearing A top surface, and cylinder 33 and pressure disk assembly 32 can be dismantled and be connected, avoid producing with cylinder 33 when pressure disk assembly 32 descends and interfere.

Wherein, pressure disk assembly 32 include the direction cooperation dress in uide bushing 31 and with cylinder 33 detachable connection's protection axle 32.1, adorn on protection axle 32.1 and the pneumatic ware 32.2 that opens and shuts of automatic level and two pressure disks 32.3 that can open and shut and part or be close to along with the opening and shutting of pneumatic ware 32.2, pneumatic ware 32.2 that opens and shuts under the initial condition is the state of folding, makes two pressure disks 32.3 be close to, two pressure disks 32.3 open and part along with the opening of pneumatic ware 32.2 after pressure disk assembly 32 rises to the right place, and support cylindrical bearing A top surface respectively. As shown in a diagram in fig. 3, when the pneumatic opener 32.2 is closed, the distance between the two pressure plates 32.3 is smaller, the pneumatic opener 32.2 can smoothly pass through the cylindrical bearing a, when the pressure plate 32.3 rises to the right, the pneumatic opener 32.2 is opened to drive the two pressure plates 32.3 to separate, the distance is increased, the end part of the pressure plate 32.3 can be abutted against the top surface of the cylindrical bearing a, and the pressure plate 32.3 is pressed downwards to drive the bearing a and the pressure plate 32.3 to synchronously press downwards to separate from the end cover B.

The top of the protection shaft 32.1 is provided with an inner cavity 32.4, the pneumatic opening and closing device 32.2 is arranged in the inner cavity 32.4, the pressure plate 32.3 is arranged on the pneumatic opening and closing device 32.2, the top of the pneumatic opening and closing device 32.2 is provided with two opening and closing movement ends 32.21 which move horizontally through pneumatic control, one opening and closing movement end 32.21 is connected with one pressure plate 32.3, and the protection shaft 32.1 contacts with the bottom surface of the cylindrical bearing A to limit the pressure plate assembly 32 to continuously ascend. Opening and shutting motion end 32.21 is used for driving pressure disk 32.3 horizontal migration, and protection axle 32.1 and cylindrical bearing A bottom surface contact restriction pressure disk assembly 32 continue to rise, can carry on spacingly to cylindrical bearing A's rise height, make cylindrical bearing A place in after separating from end cover B again on the protection axle 32.1 to avoid cylindrical bearing to drop after the separation, protection cylindrical bearing does not receive the damage, and it is higher to dismantle the security.

The pressing plate 32.3 comprises a connecting plate 32.31 which is connected with the opening and closing movement end 32.21 and is horizontally arranged, a connecting column 32.32 which is vertically arranged on the connecting plate 32.31, and a top pressing plate 32.33 which is horizontally arranged at the top of the connecting column 32.32, wherein the outer end of the top pressing plate 32.33 is provided with a flange which can be abutted against the top surface of the cylindrical bearing A. The connecting plate 32.32 moves with the movement of the opening and closing end 32.21 to drive the top pressing plate 32.33 to move synchronously, so that the flange at the outer end of the top pressing plate 32.33 can be pressed against the top surface of the cylindrical bearing A to apply downward pressure to the cylindrical bearing A.

Wherein, the hydraulic power assembly 4 comprises a bracket 41 arranged on the operation platform 1, a hydraulic cylinder 42 arranged on the bracket 41 and coaxially aligned with the positioning table 2, and a pressing block 43 arranged at the free end of the hydraulic cylinder 42, and the pressing block 43 is coaxially arranged above the pressing assembly 3. When hydraulic cylinder 42 is extended, pressing block 43 is just against pressure plate 32.3, and downward pressure can be applied to pressure plate 32.3.

The automatic dismounting device for the cylindrical bearing of the motor is characterized in that the process of dismounting the cylindrical bearing A from the end cover B is as follows:

adjusting the height of the operating platform 1, keeping the operating platform 1 horizontal, covering the end cover B with the cylindrical bearing A on the positioning table 2 to enable the end cover B to be matched with the positioning table 2 in a radial positioning mode, then starting the air cylinder 33 to drive the pressure plate assembly 32 to ascend until the protective shaft 32.1 is contacted with the bottom surface of the cylindrical bearing A, then controlling the pneumatic opener 32.2 to open to enable the flanges at the outer ends of the two top pressure plates 32.33 to be respectively abutted against the top surface of the cylindrical bearing A, then detaching the connection between the air cylinder 33 and the protective shaft 32.1 and retracting the air cylinder, starting the hydraulic cylinder 42 to enable the pressure block 43 to be abutted against the pressure plate 32.3, then slowly extending the hydraulic cylinder 42 to apply downward pressure to the pressure plate 32.3 to enable the pressure plate 32.3 and the cylindrical bearing A to synchronously move downward until the cylindrical bearing A is separated from the end cover B, finally removing the end cover B, taking out the cylindrical bearing A, and completing the automatic detachment of the cylindrical bearing A.

The technical solutions of the embodiments of the present invention are completely described above with reference to the accompanying drawings, and it should be noted that the described embodiments are only some embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. Automatic dismounting device of motor cylinder bearing, its characterized in that: operation platform (1) including the level setting, a location platform (2) for supporting and location end cover (B), a hydraulic power subassembly (4) that is arranged in making cylindrical bearing (A) follow end cover (B) separation push down subassembly (3) and for pushing down subassembly (3) and provide push down power to cylindrical bearing (A) transmission downforce, location platform (2), push down subassembly (3) and hydraulic power subassembly (4) and adorn respectively on operation platform (1), push down subassembly (3) coaxial setting in the below of location platform (2), hydraulic power subassembly (4) coaxial setting is directly over pushing down subassembly (3), end cover (B) cover is detained on location platform (2).

2. The automatic dismounting device for the motor cylindrical bearing according to claim 1, characterized in that: location platform (2) for following the cavity section of thick bamboo of vertical setting, end cover (B) coaxial alignment cover just with location platform (2) radial location cooperation on location platform (2).

3. The automatic dismounting device for the motor cylindrical bearing according to claim 2, characterized in that: push down subassembly (3) including adorning on operation platform (1) and coaxial setting at uide bushing (31) of location platform (2) below, pressure disk subassembly (32) and the detachable connection of direction cooperation dress in uide bushing (31) are used for promoting pressure disk subassembly (32) cylinder (33) that go up and down in uide bushing (31) below pressure disk subassembly (32), pressure disk subassembly (32) rise along with the promotion of cylinder (33) and stretch into in location platform (2) and support the top surface of cylindrical bearing (A).

4. The automatic dismounting device for the motor cylindrical bearing according to claim 3, is characterized in that: the pressure plate assembly (32) comprises a guide matching protection shaft (32.1) which is arranged in a guide sleeve (31) and is detachably connected with a cylinder (33), a pneumatic opener (32.2) which is arranged on the protection shaft (32.1) and can be automatically opened and closed horizontally, and two pressure plates (32.3) which can be opened or closed along with the opening and closing of the pneumatic opener (32.2), wherein the pneumatic opener (32.2) is in a closed state under an initial state, so that the two pressure plates (32.3) are closed, and the two pressure plates (32.3) are opened along with the opening of the pneumatic opener (32.2) after the pressure plate assembly (32) is lifted to a proper position and are respectively propped against the top surface of the cylindrical bearing (A).

5. The automatic dismounting device for the motor cylindrical bearing according to claim 4, is characterized in that: the protection shaft (32.1) top open and to have inner chamber (32.4), pneumatic opening and closing ware (32.2) dress is in inner chamber (32.4), pressure disk (32.3) are adorned on pneumatic opening and closing ware (32.2), pneumatic opening and closing ware (32.2) top is equipped with two through pneumatic control and horizontal motion's opening and closing motion end (32.21), connect one pressure disk (32.3) on one opening and closing motion end (32.21), protection shaft (32.1) and cylindrical bearing (A) bottom surface contact restriction pressure disk assembly (32) continue to rise.

6. The automatic dismounting device for the motor cylindrical bearing according to claim 5, is characterized in that: the pressing plate (32.3) comprises a connecting plate (32.31) which is connected with the opening and closing movement end (32.21) and is horizontally arranged, a connecting column (32.32) which is vertically arranged on the connecting plate (32.31) and a top pressing plate (32.33) which is horizontally arranged at the top of the connecting column (32.32), and the outer end of the top pressing plate (32.33) is provided with a flange which can be abutted against the top surface of the cylindrical bearing (A).

7. The automatic dismounting device for the motor cylindrical bearing according to claim 2, characterized in that: the hydraulic power assembly (4) comprises a support (41) arranged on the operating platform (1), a hydraulic cylinder (42) which is arranged on the support (41) and coaxially aligned with the positioning table (2), and a pressing block (43) arranged at the free end of the hydraulic cylinder (42), wherein the pressing block (43) is coaxially arranged above the pressing assembly (3).