CN221658896U - Polishing device before automatic assembly of motor - Google Patents

Abstract

The utility model discloses a polishing device before automatic assembly of a motor, which comprises a fixed table, a sliding table and a transmission assembly, wherein the sliding table is arranged on the fixed table in a sliding way and is used for placing a motor shell; the top of fixed station is equipped with the sliding block through the guide rail slip, the fixed motor that is equipped with in top of sliding block. According to the utility model, the grinding wheel can be driven to carry out reciprocating grinding on the inner wall of the motor shell by starting the electric push rod and the motor, and the motor shell on the sliding table can be driven to move in the resetting process, so that the motor shell can be sequentially polished, the processing efficiency is improved, a plurality of motor shells can be simultaneously fixed, the clamping efficiency is improved, and the motor shells can be positioned through the positioning column to prevent offset.

Description

A motor automatic pre-assembly polishing device

Technical Field

The utility model relates to the technical field of motor grinding, in particular to a motor automatic pre-assembly grinding device.

Background Art

A motor refers to an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction, or converts one form of electrical energy into another. An electric motor converts electrical energy into mechanical energy, and its inner wall needs to be polished before assembly.

After searching, the utility model with announcement number CN219337146U discloses a device suitable for grinding the inner wall of a cast iron motor casing, including a workbench, a first rotating motor is installed on one side of the support column, and the grinding head suitable for the device for grinding the inner wall of the cast iron motor casing can be inserted into the inner wall of the cast iron motor casing for double rotation grinding, and the grinding head can be quickly replaced by installing buckle blocks and installing buckle grooves for flexible adaptation, and the clamping block can be conveniently slid to the outer wall of the workbench through the guide block, which is convenient for stable loading and unloading and avoids damage to internal equipment. During operation, it can be protected by a cover to avoid splashing and dust, and it is convenient to lift, open and close, making it more convenient to use.

The device also has the following disadvantages during use: the motor housing is manually moved to the clamping block and then processed, and only one can be clamped at a time. When the grinding speed is fast, manual supervision is required, which wastes manpower, and the dust generated during the grinding process is not easy to handle, which affects the health of the workers. Therefore, it is very necessary to propose a motor automatic pre-assembly grinding device.

Utility Model Content

The utility model aims to solve the shortcomings in the prior art and proposes a motor automatic pre-assembly grinding device.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

A motor automatic pre-assembly polishing device comprises a fixed table, a sliding table and a transmission assembly, wherein the sliding table is slidably arranged on the fixed table and is used to place a motor housing, a pressing plate is arranged above the sliding table and is used in conjunction with the sliding table to clamp the motor housing, and a plurality of positioning columns adapted to the motor housing are arranged on the top of the sliding table;

A sliding block is provided on the top of the fixed platform for sliding through a guide rail, a motor is fixed on the top of the sliding block, and a grinding wheel for grinding the inner wall of the motor housing is provided at the output end of the motor;

Two fixed blocks are fixed on the top of the fixed platform, and an electric push rod is set between the two fixed blocks. The output end of the electric push rod is connected to the sliding block to drive the grinding wheel to be inserted into the inner wall of the motor housing;

A vacuum cleaner for handling grinding dust is provided on one side of the fixed platform;

The transmission assembly is arranged on the fixed platform and cooperates with the electric push rod to drive the sliding platform to move and adjust the position of the motor housing.

As a further solution of the utility model, the transmission assembly includes a second rotating shaft that passes through and rotates on the top of the fixed platform, a second gear is fixedly sleeved on the outer wall of the second rotating shaft, a first rack meshing with the second gear is fixedly provided on the inner wall of one side of the sliding platform, a third gear is provided on the outer wall of the second rotating shaft through a one-way bearing sleeve, a second rack meshing with the third gear is slidably provided on the bottom of the fixed platform, and the second rack is connected to the sliding block.

As a further solution of the utility model, a first fixing plate is fixedly provided on the top of the fixing platform, and the air inlet of the vacuum cleaner is penetrated and fixedly connected to the first fixing plate.

As a further solution of the utility model, a rectangular hole is opened on the top of the fixed platform, a connecting block is slidably provided in the rectangular hole, the top of the connecting block is fixedly connected to the sliding block, and one end of the connecting block is fixedly connected to the second rack.

As a further solution of the utility model, two first screw rods are fixedly provided on the top of the sliding platform, the pressure plate is sleeved on the two first screw rods, and the outer wall of the first screw rod is threadedly sleeved with a nut that contacts the pressure plate.

As a further solution of the utility model, a second fixed plate is fixedly provided on the top of the sliding block, a first rotating shaft is rotatably provided through one side of the second fixed plate, one end of the first rotating shaft is fixedly connected to the output end of the motor, a sleeve shaft is slidably sleeved on the outer wall of the first rotating shaft, the grinding wheel is fixedly sleeved on the sleeve shaft, a sliding plate is slidably provided on the top of the sliding block, and the sleeve shaft is rotatably provided on the sliding plate.

As a further solution of the utility model, a reciprocating screw is rotatably provided through one side of the second fixed plate, the sliding plate is threadedly sleeved on the reciprocating screw, and the outer walls of the reciprocating screw and the first rotating shaft are fixedly sleeved with a meshing first gear.

As a further solution of the utility model, rollers contacting the ground are provided at the bottom of the legs of the sliding platform.

The beneficial effects of the utility model are:

1. By starting the motor, not only can the grinding wheel be driven to rotate, but also the grinding wheel can be driven to move back and forth, making the grinding more uniform and improving the grinding effect.

2. The electric push rod drives the sliding block to move, so that the grinding wheel is inserted into the motor housing, and the sliding table can be driven to move while resetting, so that the motor housing on the sliding table can be polished in turn.

3. The pressing plate is fixed to the first screw by a nut, so that it can fix multiple motor housings at the same time, improving the clamping efficiency, and the motor housing can be positioned by the positioning column to prevent deviation.

4. By starting the electric push rod and the motor, the grinding wheel can be driven to reciprocate and grind the inner wall of the motor housing, and during the resetting process, the motor housing on the sliding table can be driven to move, so that it can be grinded in turn, thereby improving the processing efficiency and realizing the clamping and processing of multiple motor housings at one time.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of a motor automatic pre-assembly polishing device proposed by the present invention;

FIG2 is a schematic diagram of the three-dimensional structure of a motor automatic pre-assembly polishing device proposed by the present invention from another perspective;

FIG3 is a schematic cross-sectional view of a sliding plate of a motor automatic pre-assembly polishing device proposed by the present invention;

FIG4 is a schematic cross-sectional view of the structure of a sliding table of a motor automatic pre-assembly polishing device proposed by the present invention;

FIG. 5 is a schematic diagram of the positioning column structure of a motor automatic pre-assembly polishing device proposed by the present invention.

In the figure: 1. fixed table; 2. sliding table; 3. pressure plate; 4. sliding block; 5. motor; 6. sleeve shaft; 7. grinding wheel; 8. first fixed plate; 9. vacuum cleaner; 10. fixed block; 11. electric push rod; 12. second fixed plate; 13. sliding plate; 14. first rotating shaft; 15. first gear; 16. second rotating shaft; 17. second gear; 18. third gear; 19. first rack; 20. second rack; 21. rectangular hole; 22. connecting block; 23. positioning column; 24. first screw; 25. nut; 26. roller; 27. reciprocating screw.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. It should be noted that, unless otherwise clearly specified and limited, the terms "install", "connect" and "set" should be understood in a broad sense. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

Referring to Figures 1 to 5, a motor automatic pre-assembly polishing device includes a fixed table 1, a sliding table 2 and a transmission assembly. The sliding table 2 is slidably arranged on the fixed table 1 and is used to place the motor housing. A pressing plate 3 is arranged above the sliding table 2 to clamp the motor housing in cooperation with the sliding table 2. A plurality of positioning columns 23 adapted to the motor housing are arranged on the top of the sliding table 2.

A sliding block 4 is provided on the top of the fixed platform 1 for sliding movement through a guide rail, a motor 5 is fixedly provided on the top of the sliding block 4, and a grinding wheel 7 for grinding the inner wall of the motor 5 housing is provided at the output end of the motor 5;

Two fixed blocks 10 are fixed on the top of the fixed platform 1, and an electric push rod 11 is set between the two fixed blocks 10. The output end of the electric push rod 11 is connected to the sliding block 4 to drive the grinding wheel 7 to be inserted into the inner wall of the motor 5 housing;

A vacuum cleaner 9 for handling grinding dust is provided on one side of the fixing table 1;

The transmission assembly is arranged on the fixed table 1 and cooperates with the electric push rod 11 to drive the sliding table 2 to move and adjust the position of the motor 5 housing. The electric push rod 11 drives the sliding block 4 to move, which can drive the grinding wheel 7 to be inserted into the motor housing for grinding. At the same time, the dust generated by grinding can be processed by the vacuum cleaner 9, and during the resetting process, it can drive the sliding table 2 to move and drive the motor housing after grinding to move.

In the utility model, the transmission assembly includes a second rotating shaft 16 that runs through and rotates on the top of the fixed table 1, a second gear 17 is fixedly sleeved on the outer wall of the second rotating shaft 16, a first rack 19 meshing with the second gear 17 is fixedly provided on the inner wall of one side of the sliding table 2, a third gear 18 is sleeved on the outer wall of the second rotating shaft 16 through a one-way bearing, a second rack 20 meshing with the third gear 18 is slidably provided on the bottom of the fixed table 1, the second rack 20 is connected to the sliding block 4, and the sliding block 4 is driven to reset and move by the electric push rod 11 to drive the second rack 20 to move, the second rack 20 drives the second rotating shaft 16 to rotate through the third gear 18, the second rotating shaft 16 drives the sliding table 2 to move through the second gear 17 and the first rack 19, thereby driving the motor housing on the sliding table 2 to move, and grinding is carried out in sequence.

In the utility model, a rectangular hole 21 is opened on the top of the fixed platform 1, and a connecting block 22 is slidably provided in the rectangular hole 21. The top of the connecting block 22 is fixedly connected to the sliding block 4, and one end of the connecting block 22 is fixedly connected to the second rack 20. The sliding block 4 can be guided by the setting of the connecting block 22, and when the sliding block 4 moves, the second rack 20 can be driven to move through the connecting block 22, so that it is easy to use.

In the utility model, two first screw rods 24 are fixedly provided on the top of the sliding table 2, and the pressure plate 3 is sleeved on the two first screw rods 24. The outer wall thread sleeve of the first screw rod 24 is provided with a nut 25 that contacts the pressure plate 3. The contact of the nut 25 with the pressure plate 3 can drive the pressure plate 3 to contact the motor housing, which is convenient for clamping the motor housing. A rubber pad is provided at the bottom of the pressure plate 3 to improve the clamping effect.

In the utility model, a second fixed plate 12 is fixedly provided on the top of the sliding block 4, and a first rotating shaft 14 is rotatably provided on one side of the second fixed plate 12. One end of the first rotating shaft 14 is fixedly connected to the output end of the motor 5. A sleeve shaft 6 is slidably sleeved on the outer wall of the first rotating shaft 14, and a grinding wheel 7 is fixedly sleeved on the sleeve shaft 6. A sliding plate 13 is slidably provided on the top of the sliding block 4, and the sleeve shaft 6 is rotatably provided on the sliding plate 13. By pushing and pulling the sliding plate 13, the sleeve shaft 6 can be driven to slide on the first rotating shaft 14, and will not affect the motor 5 driving the grinding wheel 7 to rotate to grind the motor housing, thereby improving the grinding effect.

In the utility model, a reciprocating screw 27 is rotatably provided on one side of the second fixed plate 12, and the sliding plate 13 is threadedly sleeved on the reciprocating screw 27. The outer walls of the reciprocating screw 27 and the first rotating shaft 14 are fixedly sleeved with a meshing first gear 15. When the motor 5 drives the first rotating shaft 14 to rotate, the reciprocating screw 27 can be driven to rotate through the first gear 15. The rotation of the reciprocating screw 27 can drive the sliding plate 13 to move back and forth, so that it can move back and forth while grinding.

In particular, rollers 26 in contact with the ground are provided at the bottom of the legs of the sliding platform 2 . The setting of the rollers 26 can support the sliding platform 2 and facilitate the movement of the sliding platform 2 on the fixed platform 1 .

In particular, a first fixing plate 8 is fixedly provided on the top of the fixing platform 1, and an air inlet of the vacuum cleaner 9 is passed through and fixedly connected to the first fixing plate 8. Through the setting of the first fixing plate 8, the air inlet of the vacuum cleaner 9 can be directed toward the motor housing being polished, making it easy to handle the dust generated by polishing.

Working principle: When in use, the device is powered on, the motor housing is placed on the sliding table 2, and positioned by the positioning column 23, and then the pressing plate 3 is placed on the motor housing and fixed by the nut 25;

Then, the electric push rod 11 is started to drive the sliding block 4 to move, and the grinding wheel 7 is driven to be inserted into the motor housing. At the same time, the motor 5 is started to drive the first rotating shaft 14 to rotate. The first rotating shaft 14 drives the grinding wheel 7 to rotate through the sleeve shaft 6 to grind the inner wall of the motor housing. When the first rotating shaft 14 rotates, the reciprocating screw 27 is driven to rotate through the two first gears 15. The rotation of the reciprocating screw 27 can drive the sliding plate 13 to move back and forth, and drive the grinding wheel 7 to move back and forth on the inner wall of the motor housing to grind it more evenly.

While grinding, start the vacuum cleaner 9 to clean the dust after grinding. After grinding is completed, start the electric push rod 11 to reset, and drive the third gear 18 to rotate through the second rack 20, which drives the second rotating shaft 16 to rotate. The second rotating shaft 16 drives the sliding table 2 to move through the second gear 17 and the first rack 19, and drives the motor housing to move, and grinding is carried out in sequence.

The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims (8)

1. The polishing device before automatic motor assembly comprises a fixed table (1), a sliding table (2) and a transmission assembly, and is characterized in that the sliding table (2) is arranged on the fixed table (1) in a sliding manner and used for placing a motor shell, a pressing plate (3) is arranged above the sliding table (2), the motor shell is clamped by being matched with the sliding table (2), and a plurality of groups of positioning columns (23) matched with the motor shell are arranged at the top of the sliding table (2);

The top of the fixed table (1) is provided with a sliding block (4) in a sliding manner through a guide rail, the top of the sliding block (4) is fixedly provided with a motor (5), and the output end of the motor (5) is provided with a polishing wheel (7) for polishing the inner wall of a motor shell;

Two fixed blocks (10) are fixedly arranged at the top of the fixed table (1), an electric push rod (11) is arranged between the two fixed blocks (10) in a penetrating way, and the output end of the electric push rod (11) is connected with the sliding block (4) to drive the grinding wheel (7) to be inserted into the inner wall of the motor shell;

A dust collector (9) for treating grinding dust is arranged on one side of the fixed table (1);

The transmission assembly is arranged on the fixed table (1) and is matched with the electric push rod (11) to drive the sliding table (2) to move, and the position of the motor shell is adjusted.

2. The polishing device before automatic motor assembly according to claim 1, wherein the transmission assembly comprises a second rotating shaft (16) penetrating through and rotating to be arranged at the top of the fixed table (1), a second gear (17) is fixedly sleeved on the outer wall of the second rotating shaft (16), a first rack (19) meshed with the second gear (17) is fixedly arranged on the inner wall of one side of the sliding table (2), a third gear (18) is arranged on the outer wall of the second rotating shaft (16) through a one-way bearing sleeve, a second rack (20) meshed with the third gear (18) is slidably arranged at the bottom of the fixed table (1), and the second rack (20) is connected with the sliding block (4).

3. The polishing device before automatic motor assembly according to claim 1, wherein a first fixing plate (8) is fixedly arranged at the top of the fixing table (1), and an air inlet of the dust collector (9) penetrates through and is fixedly connected to the first fixing plate (8).

4. The polishing device before automatic motor assembly according to claim 2, wherein a rectangular hole (21) is formed in the top of the fixed table (1), a connecting block (22) is slidably arranged in the rectangular hole (21), the top of the connecting block (22) is fixedly connected with the sliding block (4), and one end of the connecting block (22) is fixedly connected with the second rack (20).

5. The polishing device before automatic motor assembly according to claim 1, wherein two first screws (24) are fixedly arranged at the top of the sliding table (2), the pressing plate (3) is sleeved on the two first screws (24), and nuts (25) which are in contact with the pressing plate (3) are sleeved on the outer wall threads of the first screws (24).

6. The polishing device before automatic assembly of a motor according to claim 1, characterized in that a second fixing plate (12) is fixedly arranged at the top of the sliding block (4), a first rotating shaft (14) is arranged on one side of the second fixing plate (12) in a penetrating and rotating mode, one end of the first rotating shaft (14) is fixedly connected with the output end of the motor (5), a sleeve shaft (6) is sleeved on the outer wall of the first rotating shaft (14) in a sliding mode, the polishing wheel (7) is fixedly sleeved on the sleeve shaft (6), a sliding plate (13) is arranged on the top of the sliding block (4) in a sliding mode, and the sleeve shaft (6) is arranged on the sliding plate (13) in a penetrating and rotating mode.

7. The polishing device before automatic motor assembly according to claim 6, wherein a reciprocating screw (27) is rotatably arranged on one side of the second fixing plate (12) in a penetrating manner, the sliding plate (13) is sleeved on the reciprocating screw (27) in a threaded manner, and the outer walls of the reciprocating screw (27) and the first rotating shaft (14) are fixedly sleeved with first gears (15) which are meshed with each other.

8. A motorized pre-assembly grinding device according to any one of claims 1-7, wherein the bottom of the leg of the sliding table (2) is provided with a roller (26) for contact with the ground.