Automatic shaft sleeve pressing rivet device for motor end cover

Abstract

The invention discloses an automatic shaft sleeve pressing rivet device for a motor end cover, and relates to the technical field of motor machining equipment. The automatic shaft sleeve pressing rivet device for the motor end cover comprises a fixed bottom plate, a rotating rod is rotationally installed at the top of the fixed bottom plate, a rotating platform is fixedly installed on the outer wall of the rotating rod, four sets of material blocks are fixedly installed at the top of the rotating platform, end cover grooves are formed in the tops of the material blocks, and shaft sleeve grooves are formed in the bottoms of the material blocks. According to the automatic shaft sleeve press-riveting device for the motor end cover, the press-riveting structure and the material pushing structure are driven to rotate through the driving structure, so that the press-riveting structure can press and rivet a shaft sleeve on the motor end cover, automatic press-riveting is conducted on the motor end cover, and the rotating platform, the material block and the motor end cover subjected to press-riveting continue to rotate along with the driving structure; the rivet pressing structure and the material pushing structure can push the motor end cover subjected to rivet pressing out of the end cover groove, the motor end cover subjected to rivet pressing is automatically discharged, discharging, rivet pressing and material taking are achieved at the same time, and the shaft sleeve rivet pressing efficiency is greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of motor processing equipment, and in particular to an automatic shaft sleeve riveting device for a motor end cover. Background Art

[0002] Chinese document CN209435078U discloses an automated shaft sleeve riveting device for a motor end cover, which has a clamping and positioning seat arranged below a material pressing and positioning component and fixed on the side of a mounting plate, and an adsorption magnetic steel arranged throughout the inside of the clamping and positioning seat, so that the clamping and positioning seat can position the motor end cover, the adsorption magnetic steel can fix the motor end cover, and the inserting component can remove the shaft sleeve from the material pressing and positioning component and rivet it on the motor end cover, without the need for excessive use of precision transmission and positioning components, thereby effectively improving production efficiency and riveting quality and reducing costs.

[0003] However, during the use of the above-mentioned device, the following steps are required: step one, discharging: placing the motor end cover and the shaft sleeve in the device in sequence; step two, riveting: riveting the shaft sleeve onto the motor end cover by driving the device; and step three, taking out: taking out the riveted motor end cover from the device. This riveting method requires three sets of steps to be performed in sequence before the shaft sleeve of the next set of motor end covers can be riveted, which makes the shaft sleeve riveting efficiency low. Summary of the invention

[0004] The object of the present invention is to provide an automatic shaft sleeve riveting device for a motor end cover to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automated sleeve riveting device for a motor end cover, comprising a fixed base plate, a rotating rod rotatably installed on the top of the fixed base plate, a rotating platform fixedly installed on the outer wall of the rotating rod, four groups of material blocks fixedly installed on the top of the rotating platform, an end cover groove is provided on the top of the material block, a sleeve groove is provided on the bottom of the material block, and the sleeve groove is communicated with the end cover groove, a sleeve is placed in the sleeve groove, and a motor end cover is placed in the end cover groove, and also includes a limiting structure installed on the top of the fixed base plate, a driving structure installed on the fixed base plate and the rotating rod, four groups of riveting structures arranged at the bottom of the rotating platform, the driving structure and the limiting structure are used to drive the riveting structure to rivet the sleeve on the motor end cover, and four groups of pushing structures installed on the rotating platform and the riveting structure, and the driving structure is used to drive the riveting structure and the pushing structure to push the riveted motor end cover out of the end cover groove.

[0006] Preferably, the limiting structure includes an L-shaped fixing frame, a rotating shaft and a rotating roller. The L-shaped fixing frame is fixedly installed on the top of the fixed base plate. The L-shaped fixing frame is provided with a mounting groove. The rotating shaft is rotatably installed in the mounting groove. The rotating roller is fixedly installed on the outer wall of the rotating shaft. There are nine groups of rotating shafts and rotating rollers and they are arranged in parallel.

[0007] Preferably, the driving structure includes a raising plate, a servo motor, a first bevel gear and a second bevel gear. The raising plate is fixedly mounted on the top of the fixed base plate, the servo motor is fixedly mounted on the top of the raising plate, the first bevel gear is fixedly mounted on the output shaft of the servo motor, the second bevel gear is fixedly mounted on the outer wall of the rotating rod, and the second bevel gear is meshed with the first bevel gear to drive the rotating platform, material block, bushing, motor end cover, riveting structure and pushing structure to rotate.

[0008] Preferably, the riveting structure includes a pushing rod, a U-shaped mounting plate, a fixed shaft, a moving wheel, a first positioning bar and a second positioning bar. The fixed base plate is provided with a guide groove, the guide groove is located directly below the shaft sleeve groove, the top end of the pushing rod is slidably installed in the guide groove, the U-shaped mounting plate is fixedly installed on the bottom end of the pushing rod, the fixed shaft is fixedly installed on both sides of the U-shaped mounting plate, the moving wheel is rotatably installed on the outer wall of the fixed shaft, the first positioning bar and the second positioning bar are both fixedly installed on the top of the fixed base plate, and one end of the first positioning bar is connected to one end of the second positioning bar. By driving the drive structure to rotate the shaft sleeve, the motor end cover and the riveting structure, the shaft sleeve can be riveted to the motor end cover, and the motor end cover can be automatically riveted.

[0009] Preferably, the pushing structure includes a spur rack, a fixed axis frame, a first connecting shaft, a first gear, a second connecting shaft, a second gear and an L-shaped pushing rod. The spur rack is fixedly installed on the top outer wall of the U-shaped mounting plate, the fixed axis frame is fixedly installed on the bottom of the rotating platform, the first connecting shaft and the second connecting shaft are both fixedly installed on the front and rear sides of the fixed axis frame, the first gear is rotatably installed on the outer wall of the first connecting shaft, the second gear is fixedly installed on the outer wall of the second connecting shaft, the L-shaped pushing rod is fixedly installed on the outer wall of the second gear, and the first gear is meshed with the second gear and the spur rack. As the driving structure continues to rotate the rotating platform, the material block and the riveted motor end cover, the riveted motor end cover can be pushed out of the end cover slot, and the riveted motor end cover can be automatically discharged. Moreover, during use, the device can simultaneously realize material discharge, riveting and material collection, thereby greatly improving the riveting efficiency of the shaft sleeve.

[0010] Preferably, the fixed bottom plate is provided with four groups of movable grooves, and four groups of L-shaped push rods are movably installed in the movable grooves.

[0011] Preferably, a rubber block is fixedly mounted on one end of the L-shaped push rod to prevent the L-shaped push rod from causing damage to the motor end cover during the process of pushing the motor end cover.

[0012] Preferably, a support frame is provided on one side of the fixed bottom plate, a material guide plate frame is fixedly installed on the outer wall of the support frame, and the material guide plate frame is located on one side of the material block, and is used to guide the motor end cover after riveting into the storage box.

[0013] Preferably, the outer wall of the push rod is sleeved with a reset spring, and the two ends of the reset spring are respectively fixedly mounted on the top of the U-shaped mounting plate and the bottom of the rotating platform for resetting the pressure riveting structure.

[0014] Preferably, the first positioning bar is arranged in an oblique rectangular shape, and the second positioning bar is arranged in a triangular shape.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The motor end cover automated shaft sleeve riveting device can drive the rotating platform, material block, shaft sleeve, motor end cover, riveting structure and pushing structure to rotate through the driving structure, so that the riveting structure can rivet the shaft sleeve onto the motor end cover, and automatically rivet the motor end cover. As the driving structure continues to rotate the rotating platform, material block and riveted motor end cover, the riveting structure and pushing structure can push the riveted motor end cover out of the end cover slot, and automatically discharge the riveted motor end cover. Moreover, during use, the device can simultaneously discharge, rivet and take materials, so that the shaft sleeve riveting efficiency is greatly improved. The guide plate frame is used to guide the riveted motor end cover, so that the riveted motor end cover slides into the storage box, and the motor end cover is automatically collected. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 It is a front view of the present invention;

[0020] Figure 3 It is a right side view of the present invention;

[0021] Figure 4 It is a structural schematic diagram of the driving structure of the present invention;

[0022] Figure 5 It is a cross-sectional view of the rotating platform and the material block of the present invention;

[0023] Figure 6 It is a schematic diagram of the structure of the first positioning bar and the second positioning bar of the present invention.

[0024] 1. The cam frame includes the following components: 1. a first gear; 2. a second gear; 3. a second gear; 4. a third gear; 5. a third gear; 6. a fourth gear; 7. a fifth gear; 8. a fifth gear; 9. a fifth gear; 10. a fifth gear; 11. a fifth gear; 12. a fifth gear; 13. a fifth gear; 14. a fifth gear; 15. a fifth gear; 16. a fifth gear; 17. a fifth gear; 18. a fifth gear; 19. a fifth gear; 20. a fifth gear; 21. a fifth gear; 22. a fifth gear; 23. a fifth gear; 24. a fifth gear; 25. a fifth gear; 26. a fifth gear; 27. a fifth gear; 28. a fifth gear; 29. ​​a fifth gear; 30. a fifth gear; 31. a fifth gear; 32. a fifth gear; 33. a fifth gear; 34. a fifth gear; 35. a fifth gear; 36. a fifth gear; 37. a fifth gear; 38. a fifth gear; 39. a fifth gear; 40. a fifth gear; 41. a fifth gear; 42. a fifth gear; 43. a fifth gear; 44. a fifth gear; 45. a fifth gear; 46. a fifth gear; 47. a fifth gear; 48. a fifth gear; 49. a fifth gear; 50. a fifth gear; 51. a fifth gear; 52. a fifth gear; 53. a fifth gear; 54. a fifth gear; 55. a fifth gear; 56. a fifth gear; 57. a fifth gear; 58. a fifth gear; 59. a fifth gear; 60. a fifth gear; 61. a fifth gear; 62. a fifth gear; 63. a fifth gear; 64. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0026] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In the description of the present invention, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0028] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0029] See also Figure 1-6The present invention provides a technical solution: an automatic shaft sleeve riveting device for a motor end cover, comprising a fixed base plate 1, a rotating rod 2 is rotatably installed on the top of the fixed base plate 1, a rotating platform 3 is fixedly installed on the outer wall of the rotating rod 2, four groups of material blocks 4 are fixedly installed on the top of the rotating platform 3, an end cover groove 32 is opened on the top of the material block 4, a shaft sleeve groove 33 is opened on the bottom of the material block 4, and the shaft sleeve groove 33 is communicated with the end cover groove 32, a shaft sleeve 5 is placed in the shaft sleeve groove 33, and a motor end cover 6 is placed in the end cover groove 32, and also includes a limiting structure installed on the top of the fixed base plate 1, a driving structure installed on the fixed base plate 1 and the rotating rod 2, four groups of riveting structures arranged at the bottom of the rotating platform 3, the driving structure and the limiting structure are used to drive the riveting structure to rivet the shaft sleeve 5 on the motor end cover 6, and four groups of pushing structures installed on the rotating platform 3 and the riveting structure, and the driving structure is used to drive the riveting structure and the pushing structure to push the riveted motor end cover 6 out of the end cover groove 32.

[0030] The limiting structure includes an L-shaped fixing frame 24, a rotating shaft 25 and a rotating roller 26. The L-shaped fixing frame 24 is fixedly installed on the top of the fixed base plate 1. The L-shaped fixing frame 24 is provided with a mounting groove 31. The rotating shaft 25 is rotatably installed in the mounting groove 31. The rotating roller 26 is fixedly installed on the outer wall of the rotating shaft 25. There are nine groups of rotating shafts 25 and rotating rollers 26 and they are arranged in parallel.

[0031] The driving structure includes a raising plate 7, a servo motor 8, a first bevel gear 9 and a second bevel gear 10. The raising plate 7 is fixedly installed on the top of the fixed base plate 1, the servo motor 8 is fixedly installed on the top of the raising plate 7, the first bevel gear 9 is fixedly installed on the output shaft of the servo motor 8, the second bevel gear 10 is fixedly installed on the outer wall of the rotating rod 2, and the second bevel gear 10 is meshed with the first bevel gear 9. When the servo motor 8 is started, the output shaft of the servo motor 8 drives the first bevel gear 9 to rotate, and the rotation of the first bevel gear 9 drives the second bevel gear 10, the rotating rod 2, the rotating platform 3, the material block 4, the riveting structure, and the pushing structure to rotate.

[0032] The pressure riveting structure includes a pushing rod 11, a U-shaped mounting plate 12, a fixed shaft 13, a moving wheel 14, a first positioning strip 27 and a second positioning strip 28. The fixed bottom plate 1 is provided with a guide groove 35, and the guide groove 35 is located directly below the shaft sleeve groove 33. The top end of the pushing rod 11 is slidably installed in the guide groove 35. The U-shaped mounting plate 12 is fixedly installed at the bottom end of the pushing rod 11. The fixed shaft 13 is fixedly installed on both sides of the U-shaped mounting plate 12. The moving wheel 14 is rotatably installed on the outer wall of the fixed shaft 13. The first positioning strip 27 and the second positioning strip 28 are both fixedly installed on the top of the fixed bottom plate 1, and the first positioning strip 27 and the second positioning strip 28 are fixedly installed on the top of the fixed bottom plate 1. One end of the positioning bar 27 is connected to one end of the second positioning bar 28, and the motor end cover 6 and the shaft sleeve 5 are driven to move to the bottom of the rotating roller 26 through the driving structure. During the process of the motor end cover 6 and the shaft sleeve 5 moving to the bottom of the rotating roller 26, the moving wheel 14 of the riveting structure will move to the top of the first positioning bar 27, driving the first positioning bar 27 to push the moving wheel 14, the fixed shaft 13, the U-shaped mounting plate 12, the pushing rod 11, and the spur rack 16 upward, so that the top end of the pushing rod 11 pushes the shaft sleeve 5 upward, and the shaft sleeve 5 is riveted to the motor end cover 6, and the motor end cover 6 is automatically riveted.

[0033] The pushing structure includes a spur rack 16, a fixed axis frame 17, a first connecting shaft 18, a first gear 19, a second connecting shaft 20, a second gear 21 and an L-shaped pushing rod 22. The spur rack 16 is fixedly mounted on the top outer wall of the U-shaped mounting plate 12, the fixed axis frame 17 is fixedly mounted on the bottom of the rotating platform 3, the first connecting shaft 18 and the second connecting shaft 20 are both fixedly mounted on the front and rear sides of the fixed axis frame 17, the first gear 19 is rotatably mounted on the outer wall of the first connecting shaft 18, the second gear 21 is fixedly mounted on the outer wall of the second connecting shaft 20, the L-shaped pushing rod 22 is fixedly mounted on the outer wall of the second gear 21, and the first gear 19 is meshed with the second gear 21 and the spur rack 16. As the driving structure continues to rotate the motor end cover 6, the pad plate 7, the riveting structure and the pushing structure, the riveting structure The moving wheel 14 will move to the top of the second positioning bar 28, driving the first positioning bar 27 to push the moving wheel 14, the fixed shaft 13, the U-shaped mounting plate 12, the pushing rod 11, and the spur rack 16 upward again, so that the top end of the pushing rod 11 pushes the motor end cover 6 after riveting to above the end cover groove 32. However, in the process of the spur rack 16 pushing upward again, the spur rack 16 drives the first gear 19 to rotate, and the rotation of the first gear 19 drives the second gear 21, the L-shaped pushing rod 22 and the rubber block 23 to reverse, so that the rubber block 23 can push the motor end cover 6 above the end cover groove 32 to the right, and realize automatic discharging of the motor end cover 6 after riveting. Moreover, during the use of the device, the material discharge, riveting and material collection can be realized at the same time, so that the efficiency of the shaft sleeve riveting is greatly improved.

[0034] The fixed bottom plate 1 is provided with four groups of movable grooves 34 , and the four groups of L-shaped push rods 22 are movably installed in the movable grooves 34 .

[0035] A rubber block 23 is fixedly mounted on one end of the L-shaped push rod 22 to prevent the L-shaped push rod 22 from causing damage to the motor end cover during the process of pushing the motor end cover.

[0036] A support frame 29 is provided on one side of the fixed base plate 1, and a material guide plate frame 30 is fixedly installed on the outer wall of the support frame 29. The material guide plate frame 30 is located on one side of the material block 4 and is used to guide the motor end cover after riveting into the storage box.

[0037] The outer wall of the push rod 11 is sleeved with a reset spring 15 , and the two ends of the reset spring 15 are respectively fixedly mounted on the top of the U-shaped mounting plate 12 and the bottom of the rotating platform 3 for resetting the pressure riveting structure.

[0038] The first positioning strip 27 is arranged in an oblique rectangular shape, and the second positioning strip 28 is arranged in a triangular shape.

[0039] Working principle: Through the feeding equipment, the sleeve 5 is first placed into the sleeve groove 33 of the material block 4 on the front side of the device, and then the motor end cover 6 is placed into the end cover groove 32 of the material block 4 on the left side of the device through the feeding equipment, and the servo motor 8 is started. The output shaft of the servo motor 8 drives the first bevel gear 9 to rotate, and the rotation of the first bevel gear 9 drives the second bevel gear 10, the rotating rod 2, the rotating platform 3, the material block 4, the riveting structure, and the pushing structure to rotate, driving the motor end cover 6 and the sleeve 5 to move to the bottom of the rotating roller 26. However, in the process of the motor end cover 6 and the sleeve 5 moving to the bottom of the rotating roller 26, the moving wheel 14 of the riveting structure will move to the top of the first positioning bar 27, driving the first positioning bar 27 to push the moving wheel 14, the fixed shaft 13, the U-shaped mounting plate 12, the pushing rod 11, and the spur rack 16 upward, so that the top of the pushing rod 11 The shaft sleeve 5 is pushed upward to be riveted onto the motor end cover 6. As the motor end cover 6, the pad plate 7, the riveting structure and the pushing structure continue to rotate, the riveting structure moving wheel 14 will move to the top of the second positioning bar 28, driving the first positioning bar 27 to push the moving wheel 14, the fixed shaft 13, the U-shaped mounting plate 12, the pushing rod 11 and the spur rack 16 upward again, so that the top end of the pushing rod 11 pushes the riveted motor end cover 6 to above the end cover groove 32. However, in the process of the spur rack 16 pushing upward again, the spur rack 16 drives the first gear 19 to rotate, and the rotation of the first gear 19 drives the second gear 21, the L-shaped pushing rod 22 and the rubber block 23 to reverse, so that the rubber block 23 can push the motor end cover 6 above the end cover groove 32 to the right, so that the motor end cover 6 falls into the guide plate frame 30 and falls into the storage box along the guide plate frame 30.

[0040] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An automatic shaft sleeve riveting device for a motor end cover, comprising a fixed base plate (1), a rotating rod (2) is rotatably mounted on the top of the fixed base plate (1), a rotating platform (3) is fixedly mounted on the outer wall of the rotating rod (2), four groups of material blocks (4) are fixedly mounted on the top of the rotating platform (3), an end cover groove (32) is formed on the top of the material block (4), a shaft sleeve groove (33) is formed on the bottom of the material block (4), and the shaft sleeve groove (33) is communicated with the end cover groove (32), a shaft sleeve (5) is placed in the shaft sleeve groove (33), and a motor end cover (6) is placed in the end cover groove (32), characterized in that: Also includes: A limiting structure installed on the top of the fixed base plate (1), a driving structure installed on the fixed base plate (1) and the rotating rod (2), and four sets of riveting structures arranged at the bottom of the rotating platform (3), the driving structure and the limiting structure are used to drive the riveting structures to rivet the shaft sleeve (5) onto the motor end cover (6); Four sets of pusher structures installed on the rotating platform (3) and the riveting structure are used to drive the riveting structure and the pusher structure to push the riveted motor end cover (6) out of the end cover groove (32) through the driving structure.

2. The automatic sleeve riveting device for motor end cover according to claim 1 is characterized in that: The limiting structure comprises an L-shaped fixing frame (24), a rotating shaft (25) and a rotating roller (26); the L-shaped fixing frame (24) is fixedly mounted on the top of the fixed bottom plate (1); the L-shaped fixing frame (24) is provided with a mounting groove (31); the rotating shaft (25) is rotatably mounted in the mounting groove (31); the rotating roller (26) is fixedly mounted on the outer wall of the rotating shaft (25); and the rotating shaft (25) and the rotating roller (26) are both provided in nine groups and are arranged in parallel.

3. The automatic sleeve riveting device for motor end cover according to claim 2 is characterized in that: The driving structure comprises a raising plate (7), a servo motor (8), a first bevel gear (9) and a second bevel gear (10); the raising plate (7) is fixedly mounted on the top of a fixed base plate (1); the servo motor (8) is fixedly mounted on the top of the raising plate (7); the first bevel gear (9) is fixedly mounted on the output shaft of the servo motor (8); the second bevel gear (10) is fixedly mounted on the outer wall of the rotating rod (2); and the second bevel gear (10) is meshed with the first bevel gear (9).

4. The automatic sleeve riveting device for motor end cover according to claim 3 is characterized in that: The riveting structure comprises a pushing rod (11), a U-shaped mounting plate (12), a fixed shaft (13), a moving wheel (14), a first positioning strip (27) and a second positioning strip (28); the fixed base plate (1) is provided with a guide groove (35), the guide groove (35) is located directly below the shaft sleeve groove (33); the top end of the pushing rod (11) is slidably mounted in the guide groove (35); the U-shaped mounting plate (12) is fixedly mounted on the bottom end of the pushing rod (11); the fixed shaft (13) is fixedly mounted on both sides of the U-shaped mounting plate (12); the moving wheel (14) is rotatably mounted on the outer wall of the fixed shaft (13); the first positioning strip (27) and the second positioning strip (28) are both fixedly mounted on the top of the fixed base plate (1), and one end of the first positioning strip (27) is connected to one end of the second positioning strip (28).

5. The automatic sleeve riveting device for motor end cover according to claim 4 is characterized in that: The pusher structure comprises a spur rack (16), a fixed axis frame (17), a first connecting shaft (18), a first gear (19), a second connecting shaft (20), a second gear (21) and an L-shaped pusher rod (22); the spur rack (16) is fixedly mounted on the top outer wall of the U-shaped mounting plate (12); the fixed axis frame (17) is fixedly mounted on the bottom of the rotating platform (3); the first connecting shaft (18) and the second connecting shaft (20) are both fixedly mounted on the front and rear sides of the fixed axis frame (17); the first gear (19) is rotatably mounted on the outer wall of the first connecting shaft (18); the second gear (21) is fixedly mounted on the outer wall of the second connecting shaft (20); the L-shaped pusher rod (22) is fixedly mounted on the outer wall of the second gear (21); and the first gear (19) is meshed with the second gear (21) and the spur rack (16) for riveting the motor end cover (6).

6. The automatic sleeve riveting device for motor end cover according to claim 5 is characterized in that: The fixed bottom plate (1) is provided with four groups of movable grooves (34), and four groups of L-shaped push rods (22) are movably installed in the movable grooves (34).

7. The automatic sleeve riveting device for motor end cover according to claim 6 is characterized in that: A rubber block (23) is fixedly mounted on one end of the L-shaped push rod (22).

8. The automatic sleeve riveting device for motor end cover according to claim 7 is characterized in that: A support frame (29) is provided on one side of the fixed bottom plate (1), a material guide plate frame (30) is fixedly mounted on the outer wall of the support frame (29), and the material guide plate frame (30) is located on one side of the material block (4).

9. The automatic sleeve riveting device for motor end cover according to claim 8 is characterized in that: The outer wall of the push rod (11) is sleeved with a reset spring (15), and the two ends of the reset spring (15) are respectively fixedly mounted on the top of the U-shaped mounting plate (12) and the bottom of the rotating platform (3) for resetting the pressure riveting structure.

10. The motor end cover automatic sleeve riveting device according to claim 9, characterized in that: The first positioning strip (27) is arranged in an oblique rectangular shape, and the second positioning strip (28) is arranged in a triangular shape.

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