CN223643366U

CN223643366U - A grinding device for precision machining of motor shaft surfaces

Info

Publication number: CN223643366U
Application number: CN202422812631.5U
Authority: CN
Inventors: 林晓豪; 林国华; 林国辉
Original assignee: Changzhou Xinyilai Precision Machinery Co ltd
Current assignee: Changzhou Xinyilai Precision Machinery Co ltd
Priority date: 2024-11-19
Filing date: 2024-11-19
Publication date: 2025-12-09
Anticipated expiration: 2034-11-19

Abstract

The utility model discloses a motor rotating shaft finish machining surface grinding device, which relates to the technical field of grinding devices and comprises a workbench, wherein a screw rod is rotatably arranged on the left side of the inner surface of the workbench, the left end of the screw rod penetrates through the workbench to be provided with a driving motor, the surface of the screw rod is in threaded connection with a movable seat, the upper surface of the movable seat is provided with a polishing mechanism, the right side of the upper surface of the workbench is fixedly provided with a supporting plate, the right side of the surface of the supporting plate is fixedly provided with a rotating motor, the left end of the rotating motor penetrates through the supporting plate to be provided with a rotary table, and the surface of the rotary table is provided with a fixing mechanism. This motor shaft finish machining surface grinding device compares with current ordinary motor shaft finish machining surface grinding device, can fix the pivot, avoids the pivot to take place the skew at the during operation and rocks, still can be quick stable make the automatic grinding with the laminating of pivot of piece of polishing, also can carry out even comprehensive grinding work to the pivot whole body at the grinding in-process.

Description

Finish machining surface grinding device for motor rotating shaft

Technical Field

The utility model relates to the technical field of grinding devices, in particular to a motor rotating shaft finish machining surface grinding device.

Background

Miniature motors are motors with small volume and capacity, output power of hundreds of watts or less, and special requirements for use, performance and environmental conditions. The device is commonly used in a control system to realize the functions of detecting, resolving, amplifying, executing or converting electromechanical signals or energy, or used for driving mechanical loads, and can also be used as an alternating current power supply and a direct current power supply of equipment. Such as disk drives, copiers, numerically controlled machine tools, robots, etc., employ miniature motors.

The utility model can adjust gaps among four polishing sheets by twisting a threaded rod, can grind the rotating shafts with various specifications, enables the polishing sheets to be more attached to the surfaces of the rotating shafts, enables the grinding treatment effect on the rotating shafts to be better, improves the practicability of the grinding device, but needs to twist the threaded rod one by one when adjusting the attaching of the polishing sheets to the rotating shafts, and sequentially adjusts the four polishing sheets, thereby affecting the overall installation efficiency, and the threaded rod can also rotate secondarily in the polishing process, so that the attaching property of the polishing sheets is affected, and the polishing quality is affected.

Accordingly, in view of the above, an apparatus for finishing a surface of a motor shaft has been proposed to solve the problems of the conventional apparatuses.

Disclosure of utility model

The utility model aims to provide a motor rotating shaft finish machining surface grinding device which is used for solving the problems in the background technology.

In order to achieve the purpose, the technical scheme is that the motor rotating shaft finish machining surface grinding device comprises a workbench, a screw is rotatably arranged on the left side of the inner surface of the workbench, a driving motor is arranged at the left end of the screw in a penetrating mode through the workbench, a movable seat is connected to the surface of the screw in a threaded mode, a polishing mechanism is arranged on the upper surface of the movable seat, a supporting plate is fixedly arranged on the right side of the upper surface of the workbench, a rotating motor is fixedly arranged on the right side of the surface of the supporting plate, a rotary disc is arranged at the left end of the rotating motor in a penetrating mode through the supporting plate, and a fixing mechanism is arranged on the surface of the rotary disc.

Preferably, the polishing mechanism comprises a ring plate fixedly arranged on the upper surface of the movable seat, a rotating plate is rotatably arranged on the inner surface of the ring plate, and four inclined sliding grooves are uniformly distributed on the surface of the rotating plate.

Preferably, the polishing mechanism further comprises a movable rod arranged on the inner surface of the sliding groove in a sliding mode, one end of the movable rod penetrates through the annular plate in a sliding mode, and the polishing plate is fixedly arranged on the inner side of the annular plate.

Preferably, the polishing mechanism further comprises a connecting rod fixedly mounted on the right side of the surface of the rotating plate, the right end of the connecting rod penetrates through the annular plate in a sliding mode to rotate, an air cylinder is connected with the bottom end of the air cylinder in a rotating mode, and the bottom end of the air cylinder is connected with the movable seat in a rotating mode.

Preferably, the fixing mechanism comprises a bidirectional screw rod rotatably arranged on the inner surface of the turntable, and a servo motor is arranged at the upper end of the bidirectional screw rod penetrating through the turntable.

Preferably, the fixing mechanism further comprises an adjusting block which is connected with the upper side and the lower side of the surface of the bidirectional screw rod in a threaded mode, and a clamping plate is fixedly arranged on the left side of the adjusting block.

Preferably, the clamping plates are arranged in an arc shape, and arc-shaped concave surfaces of the clamping plates are arranged in an up-down opposite manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the screw rod, the driving motor, the movable seat, the rotating motor and the turntable, the rotating motor can rotate the turntable, so that the rotating shaft installed by the fixing mechanism rotates itself and is matched with the polishing mechanism to conduct polishing work on the rotating shaft, the driving motor drives the screw rod to rotate, so that the movable seat can be moved, and the whole polishing mechanism is driven to move left and right, and the surface of the rotating shaft is uniformly and comprehensively polished;

2. According to the utility model, through the arrangement of the polishing mechanism, the annular plate, the rotating plate, the sliding chute, the movable rod, the polishing sheet, the connecting rod and the air cylinder, the air cylinder is used for pushing the connecting rod to move upwards, so that the rotating plate rotates, and at the moment, the sliding chute follows the rotating plate to rotate, so that the movable rod is pushed to extend towards the middle part of the annular plate, the polishing sheet is tightly attached to the surface of a workpiece of the rotating shaft to cover, and the polishing sheet can be quickly and stably attached to the rotating shaft automatically to perform polishing work;

3. According to the utility model, through the arrangement of the fixing mechanism, the bidirectional screw rod, the servo motor, the adjusting block and the clamping plate, the servo motor can enable the bidirectional screw rod to rotate, so that the adjusting block drives the clamping plate to move oppositely, one end of the rotating shaft is clamped and fixed, the condition that the rotating shaft is rocked and offset in the grinding process is avoided, and the grinding stability of the rotating shaft is greatly improved.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of the overall front view of the present utility model;

FIG. 3 is a schematic view of a cross-sectional left-hand view of the grinding mechanism of the present utility model;

Fig. 4 is a schematic structural view of the fixing mechanism of the present utility model.

In the figure, 1, a workbench; 2, a screw rod, 3, a driving motor, 4, a movable seat, 5, a polishing mechanism, 501, a ring plate, 502, a rotating plate, 503, a chute, 504, a movable rod, 505, a polishing sheet, 506, a connecting rod, 507, a cylinder, 6, a supporting plate, 7, a rotating motor, 8, a turntable, 9, a fixing mechanism, 901, a bidirectional screw rod, 902, a servo motor, 903, an adjusting block, 904 and a clamping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a motor rotating shaft finish machining surface grinding device comprises a workbench 1, a screw rod 2 is rotatably arranged on the left side of the inner surface of the workbench 1, a driving motor 3 is arranged at the left end of the screw rod 2 and penetrates through the workbench 1, a movable seat 4 is connected with the surface of the screw rod 2 in a threaded manner, a polishing mechanism 5 is arranged on the upper surface of the movable seat 4, a supporting plate 6 is fixedly arranged on the right side of the upper surface of the workbench 1, a rotating motor 7 is fixedly arranged on the right side of the surface of the supporting plate 6, a rotary table 8 is arranged at the left end of the rotating motor 7 and penetrates through the supporting plate 6, and a fixing mechanism 9 is arranged on the surface of the rotary table 8.

By adopting the technical scheme, the rotating motor 7 can rotate the turntable 8, so that the rotating shaft installed on the fixing mechanism 9 rotates and is matched with the polishing mechanism 5 to conduct polishing work on the rotating shaft;

The driving motor 3 drives the screw rod 2 to rotate, so that the movable seat 4 can move, and the whole polishing mechanism 5 is driven to move left and right, so that the surface of the rotating shaft is uniformly and comprehensively ground.

Further, the polishing mechanism 5 comprises a ring plate 501 fixedly arranged on the upper surface of the movable seat 4, a rotating plate 502 is rotatably arranged on the inner surface of the ring plate 501, and four inclined sliding grooves 503 are uniformly distributed on the surface of the rotating plate 502;

The polishing mechanism 5 further comprises a movable rod 504 which is arranged on the inner surface of the chute 503 in a sliding way, one end of the movable rod 504 penetrates through the annular plate 501 in a sliding way, and a polishing sheet 505 is fixedly arranged on the inner side of the annular plate 501;

the polishing mechanism 5 further comprises a connecting rod 506 fixedly mounted on the right side of the surface of the rotating plate 502, the right end of the connecting rod 506 penetrates through the annular plate 501 in a sliding mode to be connected with an air cylinder 507 in a rotating mode, and the bottom end of the air cylinder 507 is connected with the movable seat 4 in a rotating mode.

By adopting the technical scheme, the air cylinder 507 pushes the connecting rod 506 to move upwards, so that the rotating plate 502 rotates;

the sliding groove 503 rotates along with the rotating plate 502, so that the movable rod 504 is pushed to extend towards the middle of the annular plate 501, and the polishing piece 505 is tightly attached to the surface of the rotating shaft workpiece for coating.

Further, the fixing mechanism 9 comprises a bidirectional screw 901 rotatably installed on the inner surface of the turntable 8, and a servo motor 902 is installed at the upper end of the bidirectional screw 901 penetrating through the turntable 8;

The fixing mechanism 9 further comprises an adjusting block 903 which is in threaded connection with the upper side and the lower side of the surface of the bidirectional screw 901, and a clamping plate 904 is fixedly arranged on the left side of the adjusting block 903;

The clamping plate 904 is arranged in an arc shape, the arcuate concave surfaces of the clamping plates 904 are disposed in up-down opposition.

Through adopting above-mentioned technical scheme, servo motor 902 can make two-way screw 901 rotate to make regulating block 903 drive splint 904 opposite direction removal, carry out the centre gripping to pivot one end and fix.

When the motor rotating shaft finishing surface grinding device is used, firstly, the right end of the rotating shaft is placed between an upper clamping plate 904 and a lower clamping plate 904, a bidirectional screw 901 can be made to rotate by utilizing a servo motor 902, so that a regulating block 903 drives the clamping plates 904 to move oppositely, one end of the rotating shaft is clamped and fixed, then, a driving motor 3 drives a screw rod 2 to rotate, a movable seat 4 can be made to move, so that the whole grinding mechanism 5 is driven to move, the left end of the rotating shaft is inserted in the middle of a ring plate 501, then, a connecting rod 506 is pushed to move upwards by utilizing an air cylinder 507, so that a rotating plate 502 is made to rotate, at the moment, a sliding groove 503 rotates along with the rotating plate 502, so that a movable rod 504 is pushed to extend towards the middle of the ring plate 501, a grinding piece 505 is tightly attached to the surface of a rotating shaft workpiece, grinding work can be carried out, the rotating motor 7 can rotate a rotating disc 8, so that the rotating shaft installed by the fixing mechanism 9 can rotate, the rotating shaft can be ground by the grinding piece 505, and the driving motor 3 can continuously rotate the screw rod 2, so that the whole grinding mechanism 5 is driven to move, and the whole rotating seat 4 is completely, so that the whole rotating shaft is completely carries out, and the motor finishing surface grinding device is a working principle.

Claims

1. A surface grinding device for precision machining of motor shaft, comprising a worktable (1), characterized in that a lead screw (2) is rotatably provided on the left side of the inner surface of the worktable (1), a drive motor (3) is provided through the left end of the lead screw (2) through the worktable (1), a movable seat (4) is threadedly connected to the surface of the lead screw (2), a grinding mechanism (5) is installed on the upper surface of the movable seat (4), a support plate (6) is fixedly installed on the right side of the upper surface of the worktable (1), a rotary motor (7) is fixedly installed on the right side of the surface of the support plate (6), a turntable (8) is installed through the left end of the rotary motor (7) through the support plate (6), and a fixing mechanism (9) is provided on the surface of the turntable (8).

2. The grinding device for precision machining of motor shaft according to claim 1, characterized in that the grinding mechanism (5) includes a ring plate (501) fixedly installed on the upper surface of the movable seat (4), a rotating plate (502) is rotatably arranged on the inner surface of the ring plate (501), and four obliquely arranged sliding grooves (503) are evenly distributed on the surface of the rotating plate (502).

3. The grinding device for precision machining of motor shaft according to claim 1, characterized in that the grinding mechanism (5) further includes a movable rod (504) slidably disposed on the inner surface of the groove (503), one end of the movable rod (504) slidably passing through the ring plate (501), and a grinding disc (505) is fixedly installed on the inner side of the ring plate (501).

4. The surface grinding device for precision machining of motor shaft according to claim 1, characterized in that the grinding mechanism (5) further includes a connecting rod (506) fixedly installed on the right side of the rotating plate (502), the right end of the connecting rod (506) slides through the ring plate (501) and is rotatably connected to a cylinder (507), the bottom end of the cylinder (507) is rotatably connected to the movable seat (4).

5. The surface grinding device for precision machining of motor shaft according to claim 1, characterized in that the fixing mechanism (9) includes a bidirectional screw (901) rotatably mounted on the inner surface of the turntable (8), and the upper end of the bidirectional screw (901) passes through the turntable (8) and is equipped with a servo motor (902).

6. The surface grinding device for precision machining of motor shaft according to claim 1, characterized in that the fixing mechanism (9) further includes an adjusting block (903) threadedly connected to both the upper and lower sides of the surface of the bidirectional screw (901), and a clamping plate (904) is fixedly installed on the left side of the adjusting block (903).

7. The surface grinding device for precision machining of motor shaft according to claim 6, characterized in that the clamping plate (904) is arc-shaped, and the arc-shaped concave surfaces of the clamping plate (904) are arranged opposite each other vertically.