阅读说明：本技术 一种电动机端盖成型加工装置及其加工方法 (Motor end cover forming and processing device and processing method thereof ) 是由 陈亚南 于 2021-08-24 设计创作，主要内容包括：本发明涉及电动机技术领域,特别涉及一种电动机端盖成型加工装置及其加工方法,包括底板、辅助装置、支撑装置、调节气缸、打磨装置、搭接装置和限料板；本发明可以解决目前的断布机电机盖在加工的过程中主要存在的端盖由于结构的特点,其表面加工过程中容易发生晃动,难以保持打磨单元与电动机端盖之间完全贴合；打磨过程中打磨单元发生晃动,难以保持稳定等问题；本发明通过设置的打磨装置实现了电动机端盖的均匀加工的功能,保证了电动机端盖的加工效果；并且打磨装置通过驱动电机的持续稳定转动,有效的提高了电动机端盖的加工效率。(The invention relates to the technical field of motors, in particular to a motor end cover forming and processing device and a processing method thereof, wherein the motor end cover forming and processing device comprises a bottom plate, an auxiliary device, a supporting device, an adjusting cylinder, a polishing device, a lapping device and a material limiting plate; the invention can solve the problems that the end cover mainly exists in the processing process of the motor cover of the existing cloth cutting machine, and the surface processing process is easy to shake due to the structural characteristics, so that the grinding unit and the motor end cover are difficult to be completely attached; the polishing unit shakes during polishing, so that stability is difficult to maintain and the like; according to the invention, the grinding device is arranged to realize the function of uniformly processing the motor end cover, so that the processing effect of the motor end cover is ensured; and grinding device passes through driving motor's continuous stable rotation, the effectual machining efficiency who improves the motor end cover.)

1. A motor end cover forming and processing device comprises a bottom plate (1), an auxiliary device (2), a supporting device (3), an adjusting cylinder (4), a polishing device (5), a lapping device (6) and a material limiting plate (7); the method is characterized in that: the grinding device is characterized in that an auxiliary device (2) and a supporting device (3) are arranged at the upper end of the bottom plate (1), the auxiliary device (2) is located inside the supporting device (3), adjusting cylinders (4) are symmetrically arranged on the inner wall of the upper end of the supporting device (3), the grinding device (5) is arranged at the upper end of the side wall of the supporting device (3) in a sliding fit mode, the lower end of each adjusting cylinder (4) is connected with the grinding device (5), a lapping device (6) is arranged in the middle of the side wall of the supporting device (3), and a material limiting plate (7) is arranged at the lower end of the side wall of the supporting device (3) in a sliding fit mode; the material limiting plate (7) is provided with a groove matched with the end cover of the motor;

the polishing device (5) comprises a sliding platen (51), a driving motor (52), an execution shaft lever (53), an execution spring (54), a clamping unit (55) and a polishing unit (56); the lower end face of the sliding bedplate (51) is provided with a driving motor (52) through a motor base, an output shaft of the driving motor (52) is connected with an upper end shaft head of an execution shaft rod (53) through a coupler, the lower end of the execution shaft rod (53) is provided with a square bump, the outer wall of the execution shaft rod (53) is provided with an execution spring (54), a clamping unit (55) is arranged on the outer wall of the execution shaft rod (53) in a sliding fit mode, the lower end of the execution shaft rod (53) is provided with a polishing unit (56) in a sliding fit mode, and the polishing unit (56) is fixed with the execution shaft rod (53) through a clamping unit (55);

the lapping device (6) comprises a lapping sliding plate (61), a first spring (62), a U-shaped sliding frame (63), a guide rod (64), a second spring (65), a sliding block (66) and a column rod (67); overlap joint slide (61) on be provided with the mounting hole, the mounting hole inner wall of overlap joint slide (61) evenly is provided with U type balladeur train (63) through sliding fit mode, just U type balladeur train (63) be connected between through a spring (62) and overlap joint slide (61), the upper end outer wall symmetry of U type balladeur train (63) is provided with the rectangular channel, and is provided with guide bar (64) in the rectangular channel of U type balladeur train (63), guide bar (64) outer wall cover be equipped with No. two spring (65), slider (66) set up the outer wall at guide bar (64) through sliding fit mode, the upper end of slider (66) is provided with post (67) through the swing joint mode, post (67) outer wall cover be equipped with the rubber sleeve.

2. The motor end cover forming and processing device as claimed in claim 1, wherein: the auxiliary device (2) comprises an auxiliary block (21), an auxiliary spring (22), a movable sleeve block (23) and a limiting cylinder (24); a fixed cavity is arranged at the upper end of the auxiliary block (21), an auxiliary spring (22) is arranged in the fixed cavity of the auxiliary block (21), the movable sleeve block (23) is arranged in the fixed cavity of the auxiliary block (21) in a sliding fit mode, and a limiting cylinder (24) is arranged at the upper end of the movable sleeve block (23) through a bearing; the upper end of the limiting cylinder (24) is provided with a square limiting hole, and the inner wall of the upper end of the square limiting hole of the limiting cylinder (24) is closed up by adopting a circular chamfer structure.

3. The motor end cover forming and processing device as claimed in claim 1, wherein: the supporting device (3) comprises a supporting plate (31), a limiting column (32), a limiting spring (33) and a top plate (34); the supporting plate (31) is symmetrically arranged on the bottom plate (1), two rectangular mounting grooves are formed in the inner wall of the supporting plate (31), limiting columns (32) are uniformly arranged in the rectangular mounting grooves of the supporting plate (31), and limiting springs (33) are sleeved on the outer walls of the limiting columns (32); the two supporting plates (31) are connected through a top plate (34).

4. The motor end cover forming and processing device as claimed in claim 1, wherein: the clamping unit (55) comprises a clamping sleeve (551), a movable rotary ring (552), a limiting insert block (553), an auxiliary clamp head (554), a supporting spring (555), a clamping spring (556) and an adjusting pull rope (557); the outer wall of the clamping sleeve (551) is provided with a movable rotary ring (552) through a bearing, the inner wall of the clamping sleeve (551) is uniformly provided with a sliding groove, a clamping spring (556) is arranged in the sliding groove of the clamping sleeve (551), the limiting insert block (553) is arranged in the sliding groove of the clamping sleeve (551) in a sliding fit mode and matched with the clamping spring (556), one end of the adjusting pull rope (557) is connected to the limiting insert block (553), the other end of the adjusting pull rope (557) penetrates through the clamping sleeve (551) and is connected to the movable rotary ring (552), the upper outer wall and the lower outer wall of the limiting insert block (553) are symmetrically provided with auxiliary chucks (554) through a movable connection mode, and the auxiliary chucks (554) are connected with the limiting insert block (553) through a supporting spring (555).

5. The motor end cover forming and processing device as claimed in claim 1, wherein: the polishing unit (56) comprises a fixed circular truncated cone (561), a polishing sleeve disc (562), a positioning column (563), an adjusting fixture block (564) and an adjusting spring (565); dull polish cover dish (562) is installed through the bolt to the lateral wall of fixed round platform (561), fixed round platform (561) upper end be provided with square groove, and the upper end outer wall of fixed round platform (561) evenly is provided with spacing jack, reference column (563) are installed through the threaded connection mode to the lower extreme of fixed round platform (561), reference column (563) lower extreme be provided with convex square post, and the circumference outer wall of reference column (563) evenly is provided with regulation fixture block (564) through sliding fit mode, regulation fixture block (564) be connected between through regulating spring (565) and reference column (563).

6. The motor end cover forming and processing device as claimed in claim 1, wherein: the grinding units (56) with different meshes are sequentially arranged on the lapping device (6) in a sliding fit mode.

7. The motor end cover forming and processing device as claimed in claim 5, wherein: the outer wall of the adjusting fixture block (564) is provided with a ball in a movable connection mode.

8. The motor end cover forming and processing device as claimed in claim 1, wherein: the motor end cover forming and processing device comprises the following steps:

s1: manually placing the motor end cover to be processed in the groove of the material limiting plate (7); and the surface of the motor end cover to be processed is kept upward;

s2: selecting a grinding unit 56 with a proper mesh number, moving the grinding unit out of the lapping device (6) and fixing the grinding unit with the execution shaft lever (53) through the matching of a clamping unit (55);

s3: the adjusting cylinder (4) works to drive the polishing device (5) to descend; the grinding unit (56) is attached to a motor end cover to be processed, the lower end of the grinding unit (56) penetrates through the motor end cover to be matched with the auxiliary device (2), and the grinding unit (56) at the lower end is driven to rotate through stable work of the driving motor (52) to uniformly grind the outer wall of the motor end cover;

s4: in the polishing process, the polishing units (56) with the mesh number from low to high are continuously selected for polishing until the polishing is finished.

Technical Field

The invention relates to the technical field of motors, in particular to a motor end cover forming and processing device and a processing method thereof.

Background

In automobiles and end caps, a rear cover, commonly referred to as an "end cap," is mounted behind a housing, such as an electric motor. The quality of the end cover directly influences the quality of the motor; most of the existing motor end covers are cast, a large amount of burrs and sand holes exist on the outer wall of the cast motor end cover, and the cast motor end cover needs to be polished before use; for some special motors, the quality of the end cover seriously affects the use effect of the motor, and common motors with the end cover affecting the quality of the motor comprise a cloth cutting machine, a servo motor and a direct current brushless motor.

The end cover of the present cloth cutting machine mainly has the following problems in the processing process: due to the structural characteristics of the end cover of the cloth cutting machine, the end cover is easy to shake in the surface processing process, and the grinding unit is difficult to be completely attached to the end cover of the motor; the polishing units with different meshes are sequentially adopted for processing the surface of the end cover of the motor from low to high, the polishing units with different meshes are complex in installation structure when the polishing units with different meshes are switched for polishing the end cover, the polishing unit replacement operation is complex, and the polishing units are shaken to be difficult to keep stable in the polishing process, so that the processing effect on the surface of the end cover of the motor is influenced.

Therefore, in order to improve the processing effect of the surface of the motor end cover and ensure the uniform quality of the surface of the motor end cover; the invention provides a motor end cover forming and processing device and a processing method thereof.

Disclosure of Invention

In order to achieve the purpose, the invention adopts the following technical scheme that the motor end cover forming and processing device comprises a bottom plate, an auxiliary device, a supporting device, an adjusting cylinder, a grinding device, an overlapping device and a material limiting plate; the upper end of the bottom plate is provided with an auxiliary device and a supporting device, the auxiliary device is positioned inside the supporting device, the inner wall of the upper end of the supporting device is symmetrically provided with adjusting cylinders, the polishing device is arranged at the upper end of the side wall of the supporting device in a sliding fit manner, the lower end of each adjusting cylinder is connected with the polishing device, the middle part of the side wall of the supporting device is provided with a lapping device, and the lower end of the side wall of the supporting device is provided with a material limiting plate in a sliding fit manner; and the material limiting plate is provided with a groove matched with the end cover of the motor.

The polishing device comprises a sliding platen, a driving motor, an execution shaft lever, an execution spring, a clamping unit and a polishing unit; the lower end surface of the sliding platen is provided with a driving motor through a motor base, an output shaft of the driving motor is connected with an upper end shaft head of an execution shaft lever through a coupler, the lower end of the execution shaft lever is provided with a square bump, the outer wall of the execution shaft lever is provided with an execution spring, the clamping unit is arranged on the outer wall of the execution shaft lever in a sliding fit manner, the lower end of the execution shaft lever is provided with a polishing unit in a sliding fit manner, and the polishing unit is fixed with the execution shaft lever through the clamping unit; the lower end of the execution shaft lever is fixed with a proper number of polishing units through the clamping unit, then the polishing units are butted with the auxiliary device through the extension movement of the adjusting cylinder, and the polishing units polish the end cover of the motor through the rotation of the driving motor; the grinding device realizes the function of uniformly processing the motor end cover through the grinding unit, and ensures the processing effect of the motor end cover.

The lapping device comprises a lapping sliding plate, a first spring, a U-shaped sliding frame, a guide rod, a second spring, a sliding block and a post rod; the lapping sliding plate is provided with a mounting hole, the inner wall of the mounting hole of the lapping sliding plate is uniformly provided with a U-shaped sliding frame in a sliding fit mode, the U-shaped sliding frame is connected with the lapping sliding plate through a first spring, the outer wall of the upper end of the U-shaped sliding frame is symmetrically provided with a rectangular groove, a guide rod is arranged in the rectangular groove of the U-shaped sliding frame, the outer wall of the guide rod is sleeved with a second spring, a sliding block is arranged on the outer wall of the guide rod in a sliding fit mode, the upper end of the sliding block is provided with a post rod in a movable connection mode, and the outer wall of the post rod is sleeved with a rubber sleeve to prevent the outer wall of a motor end cover from being scratched due to overlarge friction force between the post rod and the motor end cover; insert the unit of polishing of different mesh numbers along the rectangular channel of U type balladeur train in proper order, and stretch the effect of slider through No. two spring tops and can make the unit of polishing fix through the post, during the use, the artifical lower extreme lateral wall laminating that inwards promotes U type balladeur train and keeps U type balladeur train and execution axostylus axostyle, pull out the unit of polishing again and make the unit of polishing insert to the lower extreme outer wall of execution axostylus axostyle and fix through the joint unit, the unit of polishing of a plurality of different mesh numbers is convenient for lay to the bridging device, and during the later stage use, be convenient for choose the unit of polishing of suitable mesh number at any time and fix it, the effectual machining efficiency who improves the motor end cover.

Preferably; the auxiliary device comprises an auxiliary block, an auxiliary spring, a movable sleeve block and a limiting cylinder; the upper end of the auxiliary block is provided with a fixed cavity, an auxiliary spring is arranged in the fixed cavity of the auxiliary block, the movable sleeve block is arranged in the fixed cavity of the auxiliary block in a sliding fit mode, and the upper end of the movable sleeve block is provided with a limiting cylinder through a bearing; spacing drum upper end be provided with square spacing hole, and the square spacing hole upper end inner wall of spacing drum adopts circular chamfer structure binding off to be convenient for the lower extreme of reference column to insert to the square spacing downthehole portion of spacing drum, auxiliary device can keep polishing the continuous stable rotation of unit to auxiliary spring can improve the motion effect of activity cover piece, prevents that the reference column from being difficult to the pivoted problem in spacing drum later stage to the too big spacing cover piece atress that causes of in-process activity cover piece atress that pushes down.

Preferably; the supporting device comprises a supporting plate, a limiting column, a limiting spring and a top plate; the supporting plates are symmetrically arranged on the bottom plate, two rectangular mounting grooves are formed in the inner wall of each supporting plate, limiting columns are uniformly arranged in the rectangular mounting grooves of the supporting plates, and limiting springs are sleeved on the outer walls of the limiting columns; the two supporting plates are connected through a top plate; the limiting springs on the limiting columns can respectively keep the stability of the sliding bedplate and the stability of the material limiting plate in the descending process.

Preferably; the clamping unit comprises a clamping sleeve, a movable rotating ring, a limiting insert block, an auxiliary chuck, a supporting spring, a clamping spring and an adjusting pull rope; the outer wall of the clamping sleeve is provided with a movable rotating ring through a bearing, the inner wall of the clamping sleeve is uniformly provided with a sliding groove, a clamping spring is arranged in the sliding groove of the clamping sleeve, the limiting insertion block is arranged in the sliding groove of the clamping sleeve in a sliding fit mode and is matched with the clamping spring, one end of the adjusting pull rope is connected to the limiting insertion block, the other end of the adjusting pull rope penetrates through the clamping sleeve and is connected to the movable rotating ring, the upper outer wall and the lower outer wall of the limiting insertion block are symmetrically provided with auxiliary chucks in a movable connection mode, and the auxiliary chucks are connected with the limiting insertion block through a supporting spring; when the polishing unit is manually fixed, the rotary movable rotary ring is screwed to pull the limiting insert block to retract into the sliding groove of the clamping sleeve; thrust is applied to the clamping sleeve under the elastic action of the actuating spring to drive the clamping sleeve to be sleeved on the upper end of the polishing unit in a sliding mode; the clamping unit has a simple structure, the fixing effect of the clamping unit on the polishing unit is effectively ensured, and the polishing unit is prevented from shaking in the rotating process; stability in the unit course of working of polishing has been improved.

Preferably; the polishing unit comprises a fixed circular truncated cone, a polishing sleeve disc, a positioning column, an adjusting fixture block and an adjusting spring; the side wall of the fixed round platform is provided with a grinding sleeve disc through a bolt, the upper end of the fixed round platform is provided with a square groove, the outer wall of the upper end of the fixed round platform is uniformly provided with limiting jacks, the lower end of the fixed round platform is provided with a positioning column in a threaded connection mode, the lower end of the positioning column is provided with a convex square column, the outer wall of the circumference of the positioning column is uniformly provided with an adjusting fixture block in a sliding fit mode, and the adjusting fixture block is connected with the positioning column through an adjusting spring; the grinding unit is used for grinding the outer wall of the end cover of the motor; the lower end of the positioning column can be inserted into the limiting cylinder, the machining and polishing functions of the outer wall of the motor end cover are realized through the rotation of the fixing circular truncated cone, and in the polishing and machining process, the lower end of the positioning column is inserted into the limiting cylinder, so that the stability of the fixing circular truncated cone in the rotation process is kept; thereby improving the polishing processing effect of the polishing sleeve disc.

Preferably; a plurality of different mesh numbers the unit of polishing accessible sliding fit mode set gradually on bridging device to the unit of polishing of the different mesh numbers of quick connection of being convenient for realizes the meticulous processing function of polishing of motor end cover outer wall.

Preferably; the outer wall of the adjusting clamping block is provided with the ball in a movable connection mode, so that the matching effect between the adjusting clamping block and the limiting cylinder is improved, and the adjusting clamping block can be conveniently inserted into the square limiting hole of the limiting cylinder.

In addition, the invention also provides a forming processing method of the motor end cover, which comprises the following steps: s1: manually placing the motor end cover to be processed in the groove of the material limiting plate; and the side of the motor end cover to be machined is kept upward.

S2: and selecting a grinding unit with a proper mesh number, moving the grinding unit out of the lapping device, and fixing the grinding unit and the execution shaft rod through the matching of a clamping unit.

S3: the adjusting cylinder works to drive the polishing device to descend; make the unit of polishing laminate with the motor end cover of treating processing to the lower extreme of the unit of polishing passes motor end cover and auxiliary device and cooperates, drives the unit of polishing rotation of lower extreme through the stable work of driving motor and with the even polishing of motor end cover outer wall.

S4: and in the polishing process, polishing units with the mesh number from low to high are continuously selected for polishing until polishing is completed.

The invention has the beneficial effects that: the grinding device realizes the function of uniformly processing the motor end cover, and ensures the processing effect of the motor end cover; the grinding device drives the motor to continuously and stably rotate, so that the machining efficiency of the motor end cover is effectively improved; and grinding device has improved the laminating effect between unit and the motor end cover of polishing.

The lapping device is convenient for placing a plurality of polishing units with different meshes, and the polishing units with proper meshes can be conveniently selected for fixing at any time when the motor end cover is polished, so that the processing efficiency of the motor end cover is effectively improved.

The clamping unit is simple in structure, the fixing effect of the clamping unit on the polishing unit is effectively guaranteed, and the polishing unit is prevented from shaking in the rotating process; stability in the unit course of working of polishing has been improved.

The auxiliary spring arranged in the invention can improve the motion effect of the movable sleeve block and prevent the problem that the movable sleeve block is difficult to rotate in the later period due to overlarge stress of the movable sleeve block in the process of pressing the positioning column.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view in section view of the present invention.

Fig. 2 is a top view of the clutch of the present invention.

Fig. 3 is a partial enlarged view of the invention at a in fig. 1.

Fig. 4 is a partial enlarged view of the invention at B in fig. 3.

Fig. 5 is a partial enlarged view of the invention at C in fig. 2.

Fig. 6 is a top view of the auxiliary device of the present invention.

FIG. 7 is a schematic structural view of the fixed circular table of the present invention.

Fig. 8 is a schematic structural view of a motor end cover to be processed according to the present invention.

In the figure: 1. a base plate; 2. an auxiliary device; 3. a support device; 4. an adjusting cylinder; 5. a polishing device; 6. a lapping device; 7. a material limiting plate; 51. a sliding platen; 52. a drive motor; 53. an implement shaft; 54. an actuator spring; 55. a clamping unit; 56. a polishing unit; 61. lapping the sliding plates; 62. a first spring; 63. a U-shaped carriage; 64. a guide bar; 65. a second spring; 66. a slider; 67. a post rod; 21. an auxiliary block; 22. an auxiliary spring; 23. a movable sleeve block; 24. a limiting cylinder; 31. a support plate; 32. a limiting column; 33. a limiting spring; 34. a top plate; 551. clamping the sleeve; 552. a movable swivel; 553. limiting the inserting block; 554. an auxiliary chuck; 555. a support spring; 556. clamping a spring; 557. adjusting the pull rope; 561. fixing the round table; 562. a frosted sleeve disc; 563. a positioning column; 564. adjusting the clamping block; 565. the spring is adjusted.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings; in this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

In addition, the following terms are defined based on functions in the present invention, and may be different according to the intention of the user or the convention; therefore, these terms are defined based on the entire contents of the present specification.

Referring to fig. 1, a motor end cover forming and processing device comprises a bottom plate 1, an auxiliary device 2, a supporting device 3, an adjusting cylinder 4, a polishing device 5, a lapping device 6 and a material limiting plate 7; the upper end of the bottom plate 1 is provided with an auxiliary device 2 and a supporting device 3, the auxiliary device 2 is positioned inside the supporting device 3, the inner wall of the upper end of the supporting device 3 is symmetrically provided with adjusting cylinders 4, the polishing device 5 is arranged at the upper end of the side wall of the supporting device 3 in a sliding fit manner, the lower end of each adjusting cylinder 4 is connected with the polishing device 5, the middle part of the side wall of the supporting device 3 is provided with a lapping device 6, and the lower end of the side wall of the supporting device 3 is provided with a material limiting plate 7 in a sliding fit manner; the material limiting plate 7 is provided with a groove matched with the end cover of the motor; the material limiting plate 7 is arranged on the limiting columns 32 symmetrically arranged at the lower end of the supporting plate 31 in a sliding fit mode.

Referring to fig. 1 and 6, the auxiliary device 2 includes an auxiliary block 21, an auxiliary spring 22, a movable sleeve block 23 and a limiting cylinder 24; the upper end of the auxiliary block 21 is provided with a fixed cavity, and the auxiliary block 21 is arranged in the middle of the upper end surface of the bottom plate 1; an auxiliary spring 22 is arranged in the fixed cavity of the auxiliary block 21, the movable sleeve block 23 is arranged in the fixed cavity of the auxiliary block 21 in a sliding fit mode, and the auxiliary spring 22 is connected with the movable sleeve block 23; and the upper end of the movable sleeve block 23 is provided with a limiting cylinder 24 through a bearing; spacing drum 24 upper end be provided with square spacing hole, and the square spacing hole upper end inner wall of spacing drum 24 adopts the lower extreme of circular chamfer structure binding off be convenient for reference column 563 to insert to the square spacing downthehole portion of spacing drum 24, auxiliary device 2 can keep polishing unit 56's the steady rotation that lasts to auxiliary spring 22 can improve the motion effect of activity sleeve block 23, prevent that reference column 563 from leading to the fact the problem that spacing drum 24 later stage is difficult to rotate too greatly at the in-process activity sleeve block 23 atress that pushes down.

Referring to fig. 1, the supporting device 3 includes a supporting plate 31, a limiting post 32, a limiting spring 33 and a top plate 34; the supporting plate 31 is symmetrically arranged on the bottom plate 1, two rectangular mounting grooves are formed in the inner wall of the supporting plate 31, the limiting columns 32 are uniformly arranged in the rectangular mounting grooves of the supporting plate 31, and the outer walls of the limiting columns 32 are sleeved with limiting springs 33; the two supporting plates 31 are connected through a top plate 34; the limiting springs 33 on the limiting columns 32 can respectively maintain the stability of the sliding bedplate 51 and the limiting plate 7 in the descending process.

Referring to fig. 1, fig. 3 and fig. 4, the polishing apparatus 5 includes a sliding platen 51, a driving motor 52, an actuating shaft 53, an actuating spring 54, a clamping unit 55 and a polishing unit 56; the sliding bedplate 51 is arranged on the limiting columns 32 symmetrically arranged at the upper end of the supporting plate 31 in a sliding fit manner; the lower end surface of the sliding platen 51 is provided with a driving motor 52 through a motor base, an output shaft of the driving motor 52 is connected with an upper end shaft head of an execution shaft lever 53 through a coupling, the lower end of the execution shaft lever 53 is provided with a square bump, the outer wall of the execution shaft lever 53 is provided with an execution spring 54, a clamping unit 55 is arranged on the outer wall of the execution shaft lever 53 in a sliding fit manner, the lower end of the execution shaft lever 53 is provided with a polishing unit 56 in a sliding fit manner, and the polishing unit 56 is fixed with the execution shaft lever 53 through the clamping unit 55; the polishing units 56 with different meshes can be sequentially arranged on the lapping device 6 in a sliding fit mode, so that the polishing units 56 with different meshes can be conveniently and quickly connected to realize the fine polishing function of the outer wall of the end cover of the motor; the lower end of the execution shaft rod 53 fixes a grinding unit 56 with a proper mesh number through a clamping unit 55, then the grinding unit 56 is butted with the auxiliary device 2 through the extension movement of the adjusting cylinder 4, and the grinding unit 56 is used for grinding the end cover of the motor through the rotation of the driving motor 52; grinding device 5 has realized the even processing function of motor end cover through unit 56 of polishing, has guaranteed the processing effect of motor end cover.

With reference to FIG. 4; the clamping unit 55 comprises a clamping sleeve 551, a movable rotary ring 552, a limiting insert block 553, an auxiliary clamp head 554, a supporting spring 555, a clamping spring 556 and an adjusting pull rope 557; the clamping sleeve 551 is sleeved on the outer wall of the execution shaft lever 53 in a sliding fit manner; the outer wall of the clamping sleeve 551 is provided with a movable rotary ring 552 through a bearing, the inner wall of the clamping sleeve 551 is uniformly provided with sliding grooves, a clamping spring 556 is arranged in the sliding groove of the clamping sleeve 551, the limiting insert block 553 is arranged in the sliding groove of the clamping sleeve 551 in a sliding fit manner, the limiting insert block 553 is matched with the clamping spring 556, one end of the adjusting pull rope 557 is connected to the limiting insert block 553, the other end of the adjusting pull rope 557 penetrates through the clamping sleeve 551 and is connected to the movable rotary ring 552, the upper outer wall and the lower outer wall of the limiting insert block 553 are symmetrically provided with auxiliary chucks 554 in a movable connection manner, and the auxiliary chucks 554 are connected with the limiting insert block 553 through a supporting spring 555; when the grinding unit 56 is manually fixed, the screwing movable rotating ring 552 pulls the limiting insert 553 to retract into the sliding groove of the clamping sleeve 551; thrust is applied to the clamping sleeve 551 through the elastic action of the execution spring 54 to drive the clamping sleeve 551 to be sleeved on the upper end of the grinding unit 56 in a sliding mode; the clamping unit 55 has a simple structure, effectively ensures the fixing effect of the clamping unit on the polishing unit 56, and prevents the polishing unit 56 from shaking in the rotating process; the stability of the grinding unit 56 during operation is improved.

See fig. 3 and 7; the polishing unit 56 comprises a fixed circular truncated cone 561, a polishing sleeve disc 562, a positioning column 563, an adjusting fixture 564 and an adjusting spring 565; a frosted sleeve disc 562 is mounted on the side wall of the fixed circular truncated cone 561 through bolts, and the fixed circular truncated cone 561 is arranged at the lower end of the execution shaft rod 53 in an inserting mode; the upper end of the fixed round platform 561 is provided with a square groove matched with the square bump of the execution shaft lever 53, the outer wall of the upper end of the fixed round platform 561 is uniformly provided with a limiting jack for mounting the sanding sleeve 562 through a bolt, the lower end of the fixed round platform 561 is provided with a positioning column 563 in a threaded connection mode, the lower end of the positioning column 563 is provided with a convex square column, the outer wall of the circumference of the positioning column 563 is uniformly provided with an adjusting fixture block 564 in a sliding fit mode, the outer wall of the adjusting fixture block 564 is provided with a ball in a movable connection mode to improve the fit effect between the adjusting fixture block 564 and the limiting cylinder 24, so that the adjusting fixture block 564 is conveniently inserted into the square limiting hole of the limiting cylinder 24, and the adjusting fixture block 564 is connected with the positioning column 563 through an adjusting spring 565; the grinding unit 56 is used for grinding the outer wall of the end cover of the motor; the lower end of the positioning column 563 can be inserted into the limiting cylinder 24, the outer wall of the end cover of the motor is machined and polished through the rotation of the fixing circular truncated cone 561, and in the polishing process, the lower end of the positioning column 563 is inserted into the limiting cylinder 24, so that the stability of the fixing circular truncated cone 561 in the rotation process is kept; thereby improving the polishing effect of the polishing sleeve disc 562; as shown in fig. 8, when the present invention polishes the motor end cover, the adjusting cylinder 4 can perform a telescopic motion to adjust the height of the polishing unit 56, the positioning post 563 can pass through a circular hole in the middle of the motor end cover placed on the material limiting plate 7, so that the positioning post 563 is inserted into the square limiting hole on the limiting cylinder 24, the frosted sleeve 562 can be attached to the periphery of the circular hole on the end cover of the motor, the adjusting cylinder 4 continues to perform telescopic motion to drive the material limiting plate 7 to perform height position adjustment, the position of the material limiting plate 7 is further downward, the larger the jacking force generated by the limiting spring 33 and the auxiliary spring 22 on the lower side of the material limiting plate 7 is, therefore, the grinding force of the motor end cover is larger, so that the grinding degree of the motor end cover is larger, the telescopic amount of the adjusting cylinder 4 can be adjusted when the motor end cover is required to be ground in different degrees, and the applicability of the electric motor end cover grinding machine is improved; and then the driving motor 52 is controlled to rotate to drive the sanding sleeve disc 562 to rotate, so that the sanding sleeve disc 562 polishes the side wall of the circular hole in the end cover of the motor.

Referring to fig. 2 and 5, the lapping device 6 includes a lapping slider 61, a first spring 62, a U-shaped carriage 63, a guide rod 64, a second spring 65, a slider 66 and a post rod 67; the lap sliding plate 61 is arranged on the inner wall of the supporting plate 31; the lapping sliding plate 61 is provided with a mounting hole, the inner wall of the mounting hole of the lapping sliding plate 61 is uniformly provided with a U-shaped sliding frame 63 in a sliding fit mode, the U-shaped sliding frame 63 is connected with the lapping sliding plate 61 through a first spring 62, the outer wall of the upper end of the U-shaped sliding frame 63 is symmetrically provided with a rectangular groove, a guide rod 64 is arranged in the rectangular groove of the U-shaped sliding frame 63, the outer wall of the guide rod 64 is sleeved with a second spring 65, the sliding block 66 is arranged on the outer wall of the guide rod 64 in a sliding fit mode, the upper end of the sliding block 66 is provided with a post rod 67 in a movable connection mode, and the outer wall of the post rod 67 is sleeved with a rubber sleeve to prevent the outer wall of a motor end cover from being scratched due to overlarge friction force between the post rod 67 and the motor end cover; insert the unit 56 of polishing of different mesh numbers along U type balladeur train 63's rectangular channel in proper order, and stretch the effect of slider 66 through No. two spring 65 tops and can make the unit 56 of polishing fix through post 67, during the use, the manual work is inwards promoted U type balladeur train 63 and is kept the laminating of the lower extreme lateral wall of U type balladeur train 63 with execution axostylus axostyle 53, pull out the unit 56 of polishing again and make the unit 56 of polishing insert to the lower extreme outer wall of execution axostylus axostyle 53 and fix through joint unit 55, bridging device 6 is convenient for lay the unit 56 of polishing of a plurality of different mesh numbers, and during the later stage use, be convenient for choose the unit 56 of polishing of suitable mesh number at any time and fix it, the effectual machining efficiency who improves the motor end cover.

In addition, the invention also provides a forming processing method of the motor end cover, which comprises the following steps: s1: manually placing the motor end cover to be processed in the groove of the material limiting plate 7; and the side of the motor end cover to be machined is kept upward.

S2: selecting a grinding unit 56 with a proper mesh number and moving the grinding unit 56 out of the interior of the lapping device 6, then manually pulling out the grinding unit 56 to enable the grinding unit 56 to be inserted into the outer wall of the lower end of the execution shaft rod 53 and screwing a movable rotating ring 552 to pull a limiting insertion block 553 to retract into a sliding groove of a clamping sleeve 551; thrust is applied to the clamping sleeve 551 through the elastic action of the execution spring 54 to drive the clamping sleeve 551 to be sleeved on the upper end of the grinding unit 56 in a sliding mode; finally, the movable rotating ring 552 is loosened.

S3: the adjusting cylinder 4 works to drive the polishing device 5 to descend; make unit 56 and the motor end cover that treats processing of polishing laminate to the lower extreme of unit 56 of polishing passes motor end cover and auxiliary device 2 and cooperates, and the stable work of driving motor 52 drives the unit 56 of polishing of lower extreme and rotates the even polishing of motor end cover outer wall.

S4: in the polishing process, the polishing units 56 with the mesh number from low to high are continuously selected for polishing until the polishing is finished.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.