CN110666646A

CN110666646A - Commutator grinding mechanism

Info

Publication number: CN110666646A
Application number: CN201911009948.2A
Authority: CN
Inventors: 盛广宏; 袁斌; 郁慧鑫; 闫红旗
Original assignee: Changzhou Xianzhe Precision Electrical Equipment Co Ltd
Current assignee: Changzhou Xianzhe Precision Electrical Equipment Co Ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-01-10

Abstract

The invention discloses a commutator grinding mechanism which comprises a pressing arm transmission seat, a pressing arm upper air cylinder, a pressing arm lower air cylinder, a floating joint, a pressing arm air cylinder connecting seat, a guide rail, a sliding block, a pressing arm sliding block mounting plate, a cross frame pressing plate, a welding cross frame, a cross frame forward-backward moving mechanism, an oil pressure buffer and a limiting support plate, wherein the guide rail and the limiting support plate are fixed on the pressing arm transmission seat, and the oil pressure buffer is mounted on the limiting support plate and used for buffering the pressing arm sliding block mounting plate. The guide rail is internally matched with the sliding block, the sliding block can vertically move up and down in the guide rail, the pressing arm sliding block mounting plate is fixedly arranged on the sliding block, the pressing arm cylinder connecting seat and the cross frame pressing plate are fixed on the pressing arm sliding block mounting plate, the pressing arm cylinder connecting seat is connected with the pressing arm upper cylinder and the pressing arm lower cylinder through the floating joint, the welding cross frame is fixed by the pair of cross frame pressing plates, and the position of the welding cross frame is adjusted through the cross frame back-and-forth movement mechanism.

Description

Commutator grinding mechanism

Technical Field

The invention relates to the technical field of commutator processing, in particular to a commutator grinding mechanism.

Background

At present, the molding of a commutator hook and the grinding of the molded commutator hook are finished on different devices, the grinding means removing burrs and flashes of the molded commutator hook, manual operation is needed, so that the working efficiency is low, workers are troublesome to operate, the labor intensity is high, the machining precision is low, and accidents of commutator deformation and damage caused by long-time stopping of the workers at the same part often easily occur.

Disclosure of Invention

In order to solve the problems mentioned in the background technology, the invention provides a commutator grinding mechanism which comprises a pressure arm transmission seat, a pressure arm upper and lower air cylinder, a floating joint, a pressure arm air cylinder connecting seat, a guide rail, a sliding block, a pressure arm sliding block mounting plate, a cross frame pressing plate, a welding cross frame, a cross frame forward-backward moving mechanism, an oil pressure buffer and a limiting support plate, wherein the guide rail and the limiting support plate are fixed on the pressure arm transmission seat, and the oil pressure buffer is mounted on the limiting support plate and used for buffering the pressure arm sliding block mounting plate. The guide rail is internally matched with the sliding block, the sliding block can vertically move up and down in the guide rail, the pressing arm sliding block mounting plate is fixedly arranged on the sliding block, the pressing arm cylinder connecting seat and the cross frame pressing plate are fixed on the pressing arm sliding block mounting plate, the pressing arm cylinder connecting seat is connected with the pressing arm upper cylinder and the pressing arm lower cylinder through the floating joint, the welding cross frame is fixed by the pair of cross frame pressing plates, and the position of the welding cross frame is adjusted through the cross frame back-and-forth movement mechanism.

Preferably, the welding cross frame further comprises a motor, a speed reducer, a motor mounting plate, the coupler, a support guide shaft, a material receiving and blocking tray, a first bearing with a seat, a material discharging and blocking tray, a second bearing with a seat, a friction ring, a reference plate, a material discharging rotating shaft and a material receiving rotating shaft, wherein the reference plate is fixed on the welding cross frame, the first bearing with a seat and the second bearing with a seat are fixed on the reference plate, the material discharging rotating shaft is fixed on the second bearing with a seat, and the friction ring and the material discharging and blocking tray are fixed on the material discharging rotating shaft; the receiving rotating shaft is fixed on the first belt seat bearing, the receiving material blocking plate is fixed on the receiving rotating shaft, the receiving rotating shaft passes through the supporting guide shaft and is fixed on the motor mounting plate, the receiving rotating shaft passes through the coupler and is connected with the speed reducer, and the motor is fixed on the speed reducer.

Preferably, the system further comprises an abrasive belt, a first tensioning wheel, a third driven wheel, a first abrasive belt clamping mechanism, a fourth driven wheel, a first driven wheel, a second abrasive belt clamping mechanism, a second driven wheel and a second tensioning wheel, wherein the first driven wheel, the second driven wheel, the third driven wheel, the fourth driven wheel, the second tensioning wheel and the first tensioning wheel are arranged below the material receiving rotating shaft and the material discharging rotating shaft, the abrasive belt is sleeved on the material receiving rotating shaft, the material discharging rotating shaft, the first driven wheel, the second driven wheel, the third driven wheel, the fourth driven wheel, the second tensioning wheel and the first tensioning wheel, and the abrasive belt is driven by the second tensioning wheel and the first tensioning wheel; the first belt clamping mechanism is located between the third driven wheel and the fourth driven wheel, and the second belt clamping mechanism is located between the first driven wheel and the second driven wheel.

Preferably, the sanding belt tensioning device further comprises a wheel carrier mounting plate, a wheel carrier right pendulum, a sanding belt tensioning mechanism, a driving guide shaft, a wheel carrier left pendulum, an interval support shaft, a linear bearing, a servo motor, a driving mounting plate and a pulley, wherein the driving guide shaft and the interval support shaft are fixed on the reference plate, the reference plate is connected with the wheel carrier mounting plate through the interval support shaft, and the sanding belt tensioning mechanism, the wheel carrier right pendulum and the wheel carrier left pendulum are fixed on the wheel carrier mounting plate. The driving guide shaft is fixedly provided with the linear bearing, the linear bearing is fixedly provided with the driving mounting plate, the driving mounting plate is fixedly provided with the servo motor, and an output shaft of the servo motor penetrates through the driving mounting plate to be connected with the pulley.

Preferably, still include that the belt is first from driving wheel, belt tight cylinder, flat belt, tight pulley arm, belt second from the driving wheel, the belt is first from the driving wheel with the belt second is arranged in from the driving wheel the pulley below, the pulley the belt is first from the driving wheel with the belt second is triangular distribution from the driving wheel, the flat belt cover the pulley the belt is first from the driving wheel with the belt second is from the driving wheel on, just the flat belt passes through tight pulley arm with the belt tight cylinder that rises, the belt is first from the driving wheel with the belt second rises from the driving wheel.

The invention has the following beneficial effects:

1. the commutator can rotate, so that the grinding mechanism can grind the excircle of the commutator without manual operation of workers, the labor intensity of the workers is reduced, the working efficiency is improved, and the machined commutator has higher precision due to elimination of errors caused by the workers.

2. The automatic grinding machine can automatically grind the commutator, improves the processing efficiency and the commutator precision, and reduces the labor intensity of workers.

3. The invention solves the problems of complexity, high cost and difficult adjustment of grinding precision of the traditional device, reduces the investment of redundant equipment of enterprises, reduces the material turnover time, and has the advantages of obvious grinding effect, high structural stability and strong maneuverability.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of the lifting device of the present invention;

FIG. 3 is a schematic structural diagram of the wheel frame device of the present invention;

FIG. 4 is a front elevation view of the process of the present invention;

FIG. 5 is a schematic structural view of the belt tensioner of the present invention;

fig. 6 is a schematic structural diagram of the rotating device of the present invention.

In the figure: 1. a pressing arm transmission seat; 2. a pressure arm upper and lower cylinder; 3. a floating joint; 4. a pressure arm cylinder connecting seat; 5. A guide rail; 6. a slider; 7. A pressure arm slider mounting plate; 8. a cross frame pressing plate; 9. Welding the transverse frame; 10. A cross frame forward and backward moving mechanism; 11. a hydraulic shock absorber; 12. a limiting bracket plate; 13. A motor; 14. a speed reducer; 15. a motor mounting plate; 16. a coupling; 17. a support guide shaft; 18. a material receiving and blocking plate; 19. a first pedestal bearing; 20. a material placing and blocking plate; 21. a second rolling bearing; 22. a friction ring; 23. a reference plate; 24. an abrasive belt; 25. a first tension wheel; 26. a third driven wheel; 27. a first belt clamping mechanism; 28. a fourth driven wheel; 29. a discharging rotating shaft; 30. a material receiving rotating shaft; 31. a first driven wheel; 32. a second belt clamping mechanism; 33. a second driven wheel; 34. a wheel carrier mounting plate; 35. a second tension wheel; 36. the wheel carrier swings right; 37. a sand belt tensioning mechanism; 38. driving the guide shaft; 39. the wheel carrier swings left; 40. supporting shafts at intervals; 41. a first driven pulley of the belt; 42. a belt tensioning cylinder; 43. a linear bearing; 44. a servo motor; 45. driving the mounting plate; 46. a pulley; 47. a flat belt; 48. a tensioner arm; 49. and a belt secondary driven pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

Referring to fig. 1 to 6, the invention provides a commutator grinding mechanism, which comprises a pressing arm transmission seat 1, a pressing arm up-down cylinder 2, a floating joint 3, a pressing arm cylinder connecting seat 4, a guide rail 5, a slider 6, a pressing arm slider mounting plate 7, a cross frame pressing plate 8, a welding cross frame 9, a cross frame back-and-forth moving mechanism 10, an oil pressure buffer 11 and a limiting support plate 12, wherein the guide rail 5 and the limiting support plate 12 are fixed on the pressing arm transmission seat 1, and the oil pressure buffer 11 is mounted on the limiting support plate 12 and used for buffering the pressing arm slider mounting plate 7. The guide rail 5 is internally matched with the sliding block 6, the sliding block 6 can vertically move up and down in the guide rail 5, the arm pressing sliding block mounting plate 7 is fixedly arranged on the sliding block 6, the arm pressing cylinder connecting seat 4 and the cross frame pressing plate 8 are fixedly arranged on the arm pressing sliding block mounting plate 7, the arm pressing cylinder connecting seat 4 is connected with the arm pressing upper and lower cylinders 2 through the floating joint 3, the welding cross frame 9 is fixed by the pair of cross frame pressing plates 8, and the position of the welding cross frame 9 is adjusted through the cross frame back-and-forth movement mechanism 10.

The invention also comprises a motor 13, a speed reducer 14, a motor mounting plate 15, a coupler 16, a supporting guide shaft 17, a receiving material baffle disc 18, a first belt seat bearing 19, a discharging material baffle disc 20, a second belt seat bearing 21, a friction ring 22, a datum plate 23, a discharging rotating shaft 29 and a receiving rotating shaft 30, wherein the datum plate 23 is fixed on the welding cross frame 9, the first belt seat bearing 19 and the second belt seat bearing 21 are fixed on the datum plate 23, the discharging rotating shaft 29 is fixed on the second belt seat bearing 21, and the friction ring 22 and the discharging material baffle disc 20 are fixed on the discharging rotating shaft 29; be fixed with on the first belt seat bearing 19 receive material pivot 30, it fixes to receive material fender charging tray 18 receive on the material pivot 30, receive material pivot 30 and pass through it is fixed to support guide shaft 17 motor mounting panel 15, receive material pivot 30 and pass through shaft coupling 16 with speed reducer 14 connects, be fixed with on the speed reducer 14 motor 13.

The invention also comprises an abrasive belt 24, a first tension wheel 25, a third driven wheel 26, a first abrasive belt clamping mechanism 27, a fourth driven wheel 28, a first driven wheel 31, a second abrasive belt clamping mechanism 32, a second driven wheel 33 and a second tension wheel 35, wherein the first driven wheel 31, the second driven wheel 33, the third driven wheel 26, the fourth driven wheel 28, the second tension wheel 35 and the first tension wheel 25 are arranged below the material receiving rotating shaft 30 and the material discharging rotating shaft 29, the abrasive belt 24 is sleeved on the material receiving rotating shaft 30, the material discharging rotating shaft 29, the first driven wheel 31, the second driven wheel 33, the third driven wheel 26, the fourth driven wheel 28, the second driven wheel 35 and the first tension wheel 25, and the abrasive belt 24 is covered by the second tension wheel 35 and the first tension wheel 25; the first belt clamping mechanism 27 is located between the third driven wheel 26 and the fourth driven wheel 28 and the second belt clamping mechanism 32 is located between the first driven wheel 31 and the second driven wheel 33.

The motor 13 drives the material receiving rotating shaft 30 to rotate in a working state, the rotation of the material receiving rotating shaft 30 drives the abrasive belt 24 to rotate, and the abrasive belt 24 drives the first driven wheel 31, the second driven wheel 33, the second tension wheel 35, the third driven wheel 26, the fourth driven wheel 28, the first tension wheel 25 and the material discharging rotating shaft 29 to rotate.

The belt sander also comprises a wheel carrier mounting plate 34, a wheel carrier right pendulum 36, a belt tensioning mechanism 37, a driving guide shaft 38, a wheel carrier left pendulum 39, an interval support shaft 40, a linear bearing 43, a servo motor 44, a driving mounting plate 45 and a pulley 46, wherein the driving guide shaft 38 and the interval support shaft 40 are fixed on the reference plate 23, the reference plate 23 is connected with the wheel carrier mounting plate 34 through the interval support shaft 40, and the belt tensioning mechanism 37, the wheel carrier right pendulum 36 and the wheel carrier left pendulum 39 are fixed on the wheel carrier mounting plate 34. The linear bearing 43 is fixed on the drive guide shaft 38, the linear bearing 43 is a flanged linear bearing, the drive mounting plate 45 is fixed on the linear bearing 43, the servo motor 44 is fixed on the drive mounting plate 45, and an output shaft of the servo motor 44 penetrates through the drive mounting plate 45 and is connected with the pulley 46.

The belt tensioning device comprises a first belt driven wheel 41, a belt tensioning cylinder 42, a flat belt 47, a tensioning wheel arm 48 and a second belt driven wheel 49, wherein the first belt driven wheel 41 and the second belt driven wheel 49 are arranged below the pulley 46, the first belt driven wheel 41 and the second belt driven wheel 49 are distributed in a triangular shape, the flat belt 47 is sleeved on the pulley 46, the first belt driven wheel 41 and the second belt driven wheel 49, and the flat belt 47 is tensioned by the first belt driven wheel 41 and the second belt driven wheel 49 through the tensioning wheel arm 48 and the belt tensioning cylinder 42. Servo motor 44 drives under operating condition pulley 46 rotates, pulley 46's rotation drives flat belt 47 rotates, flat belt 47 drives quilt the first driven wheel 41 of belt with the belt second rotates from driving wheel 49, pulley 46, quilt the first driven wheel 41 of belt with the rotation of belt second driven wheel 49 drives the continuous rotation of flat belt 47, flat belt 47 rotates the rotor core who drives rather than conflicting at the in-process and rotates, and rotor core's rotation drives the pivot and rotates to drive the commutator and rotate.

The invention has the following beneficial effects:

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The commutator grinding mechanism is characterized in that: the hydraulic buffer device comprises a pressure arm transmission seat (1), a pressure arm upper and lower cylinder (2), a floating joint (3), a pressure arm cylinder connecting seat (4), a guide rail (5), a sliding block (6), a pressure arm sliding block mounting plate (7), a cross frame pressing plate (8), a welding cross frame (9), a cross frame back-and-forth moving mechanism (10), a hydraulic buffer (11) and a limiting support plate (12), wherein the guide rail (5) and the limiting support plate (12) are fixed on the pressure arm transmission seat (1), and the hydraulic buffer (11) is arranged on the limiting support plate (12) and used for buffering of the pressure arm sliding block mounting plate (7).

2. The guide rail (5) is internally matched with the sliding block (6), the sliding block (6) can vertically move up and down in the guide rail (5), the sliding block (6) is fixedly provided with the arm pressing sliding block mounting plate (7), the arm pressing sliding block mounting plate (7) is fixedly provided with the arm pressing air cylinder connecting seat (4) and the cross frame pressing plate (8), the arm pressing air cylinder connecting seat (4) is connected with the arm pressing upper and lower air cylinders (2) through the floating joint (3), the cross frame pressing plate (8) is fixed to the welding cross frame (9), and the welding cross frame (9) is adjusted in position through the cross frame back-and-forth movement mechanism (10).

3. The commutator grinding mechanism of claim 1, wherein: the welding cross frame is characterized by further comprising a motor (13), a speed reducer (14), a motor mounting plate (15), the coupler (16), a supporting guide shaft (17), a receiving material blocking disc (18), a first bearing with a seat (19), a discharging material blocking disc (20), a second bearing with a seat (21), a friction ring (22), a reference plate (23), a discharging rotating shaft (29) and a receiving rotating shaft (30), wherein the reference plate (23) is fixed on the welding cross frame (9), the first bearing with a seat (19) and the second bearing with a seat (21) are fixed on the reference plate (23), the discharging rotating shaft (29) is fixed on the second bearing with a seat (21), and the friction ring (22) and the discharging material blocking disc (20) are fixed on the discharging rotating shaft (29); be fixed with on first area seat bearing (19) receive material pivot (30), it fixes to receive material fender charging tray (18) receive on the material pivot (30), receive material pivot (30) and pass through it is fixed to support guide shaft (17) motor mounting panel (15), receive material pivot (30) and pass through shaft coupling (16) with speed reducer (14) are connected, be fixed with on speed reducer (14) motor (13).

4. The commutator grinding mechanism of claim 2, wherein: the abrasive belt conveyor is characterized by further comprising an abrasive belt (24), a first tensioning wheel (25), a third driven wheel (26), a first abrasive belt clamping mechanism (27), a fourth driven wheel (28), a first driven wheel (31), a second abrasive belt clamping mechanism (32), a second driven wheel (33) and a second tensioning wheel (35), wherein the first driven wheel (31), the second driven wheel (33), the third driven wheel (26), the fourth driven wheel (28), the second tensioning wheel (35) and the first tensioning wheel (25) are arranged below the material receiving rotating shaft (30) and the material discharging rotating shaft (29), the abrasive belt (24) is sleeved on the material receiving rotating shaft (30), the material discharging rotating shaft (29), the first driven wheel (31), the second driven wheel (33), the third driven wheel (26), the fourth driven wheel (28), the second tensioning wheel (35), The first tension wheel (25), and the abrasive belt (24) are driven by the second tension wheel (35) and the first tension wheel (25); the first belt clamping mechanism (27) is located between the third driven wheel (26) and the fourth driven wheel (28), and the second belt clamping mechanism (32) is located between the first driven wheel (31) and the second driven wheel (33).

5. The commutator grinding mechanism of claim 1, wherein: the abrasive belt tensioning device is characterized by further comprising a wheel carrier mounting plate (34), a wheel carrier right pendulum (36), an abrasive belt tensioning mechanism (37), a driving guide shaft (38), a wheel carrier left pendulum (39), an interval support shaft (40), a linear bearing (43), a servo motor (44), a driving mounting plate (45) and a pulley (46), wherein the driving guide shaft (38) and the interval support shaft (40) are fixed on the reference plate (23), the reference plate (23) is connected with the wheel carrier mounting plate (34) through the interval support shaft (40), and the abrasive belt tensioning mechanism (37), the wheel carrier right pendulum (36) and the wheel carrier left pendulum (39) are fixed on the wheel carrier mounting plate (34).

6. Be fixed with on drive guiding axle (38) linear bearing (43), be fixed with on linear bearing (43) drive mounting panel (45), be fixed with on drive mounting panel (45) servo motor (44), the output shaft of servo motor (44) runs through drive mounting panel (45) are connected pulley (46).

7. The commutator grinding mechanism of claim 4, wherein: still include the first driven wheel (41) of belt, belt tight cylinder (42), flat belt (47), tight pulley arm (48), belt second from driving wheel (49), the first driven wheel (41) of belt with belt second is arranged in from driving wheel (49) pulley (46) below, pulley (46) the first driven wheel (41) of belt with belt second is triangular distribution from driving wheel (49), flat belt (47) cover pulley (46) the first driven wheel (41) of belt with on belt second follows driving wheel (49), just flat belt (47) pass through tight pulley arm (48) with belt tight cylinder (42), quilt the first driven wheel (41) of belt with belt second is taken turns (49) and is tight.