Precision machining device of commutator

Abstract

The invention discloses a commutator precision machining device which comprises a mounting base and a transmission groove formed in the top surface of the mounting base, and further comprises a cutting mechanism arranged on the mounting base and used for cutting the surface of a rotor commutator so as to improve the surface precision of the rotor commutator; the chip sucking mechanism is arranged on the top surface of the mounting base and is used for sucking and removing waste chips generated when the cutting mechanism cuts the rotor commutator; the chip suction mechanism sucks waste chips generated during machining, so that the waste chips cannot be adhered to the surface of the rotor commutator, the influence of the cut waste chips on the surface smoothness of the rotor commutator is avoided, and then the chip suction mechanism drives air near the surface of the rotor commutator to be machined to flow, so that the surface smoothness of the rotor commutator is improved. And the continuously flowing air can effectively cool the surface of the rotor commutator, so that the influence of thermal deformation caused by cutting on the surface smoothness of the rotor commutator is avoided.

Description

Technical Field

[0001] The invention relates to the field of machinery, and in particular to a precision machining device for a commutator. Background Art

[0002] The rotor commutator is a component used in electric motors. Its main function is to switch the direction of current to achieve rotation of the motor. The surface of the rotor commutator needs to have a certain degree of smoothness and precision. A high-smoothness and precision surface can ensure smooth operation of the steering gear, reduce vibration and noise, and effectively reduce friction and wear, which is beneficial to improving the durability of the components. Therefore, the high smoothness and precision of the rotor commutator surface is an important indicator to ensure the quality of the rotor commutator.

[0003] In the prior art, in order to improve the smoothness and accuracy of the rotor commutator, cutting processing is usually adopted. However, during the cutting process, the contact between the cutting tool and the rotor commutator will generate heat due to friction, and the generated heat will easily cause slight deformation of the surface of the rotor commutator; and during the cutting process, a large number of fine waste chips will be generated and splashed in the air, and the waste chips will fall on the surface of the rotor commutator, affecting the smoothness and accuracy of the rotor commutator surface; in summary, thermal deformation and cutting waste chips are factors that reduce the smoothness and accuracy of the rotor commutator surface.

[0004] To this end, the present invention provides a precision machining device for a commutator. Summary of the invention

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The present invention provides a precision machining device for a commutator, comprising a mounting base, a transmission groove provided on the top surface of the mounting base, and further comprising: a cutting mechanism arranged on the mounting base, the cutting mechanism being used to cut the surface of the rotor commutator to improve the surface accuracy of the rotor commutator; a chip suction mechanism arranged on the top surface of the mounting base, the chip suction mechanism being used to remove waste chips generated when the cutting mechanism cuts the rotor commutator; a conveying mechanism arranged in the transmission groove, the conveying mechanism being used to convey the rotor commutator; and a cleaning mechanism arranged on the mounting base, the cleaning mechanism being used to remove burrs on the surface of the rotor commutator after cutting; wherein the cleaning mechanism comprises: a first drive motor fixedly connected to the surface of the mounting base; a cleaning assembly arranged at the output end of the first drive motor; and a collecting box fixedly mounted on the mounting base, the collecting box being located below the cleaning assembly.

[0007] Specifically, waste chips will not adhere to the surface of the rotor commutator, thus preventing the cut waste chips from affecting the surface smoothness of the rotor commutator. The continuously flowing air can effectively cool the surface of the rotor commutator, thus preventing the thermal deformation caused by cutting from affecting the surface smoothness of the rotor commutator.

[0008] Preferably, the cutting mechanism comprises: a fixing seat fixedly mounted on the mounting base; a control member slidably connected to the fixing seat; and a cutting head fixedly connected to a side of the control member.

[0009] Preferably, the chip suction mechanism includes: a first electric push rod fixedly connected to the top surface of the mounting base; a mounting bracket fixedly connected to the output end of the first electric push rod; a first fixed plate fixedly mounted on the mounting bracket; and a first rotating wheel rotatably connected to one side of the first fixed plate, three first rotating wheels are provided, and a first belt is provided on the three first rotating wheels for transmission, a servo motor is provided on the side of the first fixed plate away from the first rotating wheel, and the servo motor is used to drive the first rotating wheel to rotate.

[0010] Preferably, the chip suction mechanism also includes: a limit block fixedly mounted on the other side of the first fixed plate; a dust suction pipe fixedly connected to the limit block, the end of the dust suction pipe is connected to a vacuum cleaner, and the suction end of the dust suction pipe is aligned with the rotor commutator to be processed; and an air blowing pipe fixedly mounted on the mounting base, the end of the air blowing pipe is connected to a blow box, and the blowing end of the air blowing pipe is aligned with the rotor commutator to be processed.

[0011] Specifically, it prevents waste chips from adhering to the surface of the rotor commutator, which is beneficial to the surface accuracy and cylindricity deviation of the rotor commutator.

[0012] Preferably, the conveying mechanism includes: a transmission platform arranged in a transmission slot; a positioning block fixedly installed on the top surface of the transmission platform; a connecting telescopic rod fixedly connected to the bottom surface of the transmission platform; a second electric push rod fixedly connected to the lower end of the connecting telescopic rod; and a third electric push rod fixedly installed in the transmission slot, and the second electric push rod is fixedly connected to the transmission slot, and the third electric push rod is used to drive the transmission platform to move up and down.

[0013] Specifically, when the rotor shaft of the rotor commutator is placed on the side of the transmission slot, it is beneficial to save labor costs and speed up the processing speed of the rotor commutator.

[0014] Preferably, the cleaning assembly includes: a threaded rod fixedly connected to the output end of the first drive motor; a burr brush fixedly connected to the threaded rod; a contact plate threadedly connected to the threaded rod; and a sliding rod fixedly connected to the bottom surface of the contact plate, a sliding groove opened on the mounting base, and the sliding rod is slidably arranged in the sliding groove.

[0015] Preferably, the cleaning assembly also includes: a chip groove fixedly mounted on the mounting base; a movable plate slidably disposed in the chip groove, the movable plate scraping the waste chips brushed off by the burr brush into a collection box; and a tension spring fixedly mounted between the movable plate and the chip groove.

[0016] Preferably, the cleaning mechanism also includes: a control component arranged on the mounting base; a control frame fixedly connected to the mounting base; a connecting plate fixedly connected to the side of the control frame; a limit plate fixedly connected to the connecting plate; and a second drive motor fixedly connected to the side of the limit plate away from the first drive motor; a second rotating wheel rotatably arranged on the side of the limit plate close to the first drive motor, the output shaft of the first drive motor being fixedly connected to one of the second rotating wheels, the first drive motor being used to drive one of the second rotating wheels to rotate, and three second rotating wheels being arranged; and a second belt transmitting the transmission being arranged on the three second rotating wheels.

[0017] Specifically, it avoids the workers spending a lot of time cleaning the burrs cleaned by the burr brush.

[0018] Preferably, it also includes a lubrication mechanism, which includes: a containing box fixedly mounted on the mounting base; a nozzle mounted on one side of the containing box; and a pressure pipe fixedly mounted on the other side of the containing box, one end of the pressure pipe is connected to the containing box, and the other end is connected to the spray pressure box.

[0019] Specifically, the lubricating liquid provides lubrication between the rotor commutator and the cutting head, which is beneficial to reducing the cutting force between the rotor commutator and the cutting head.

[0020] Preferably, a plurality of limiting members are fixedly connected to both sides of the transmission slot, and the limiting members on both sides of the transmission slot are installed correspondingly.

[0021] The beneficial effects of the present invention are as follows: a precision machining device for a commutator described in the present invention places a rotor commutator on a mounting base, wherein a cutting mechanism and a chip suction mechanism process the rotor commutator, the chip suction mechanism absorbs waste chips generated during the machining so that the waste chips do not adhere to the surface of the rotor commutator, thereby avoiding the waste chips produced by the cutting to affect the surface smoothness of the rotor commutator, and secondly, the chip suction mechanism drives the air flow near the surface of the rotor commutator to be machined, and the continuously flowing air can effectively cool the surface of the rotor commutator, thereby avoiding the thermal deformation caused by cutting to affect the surface smoothness of the rotor commutator.

[0022] The present invention discloses a precision machining device for a commutator, wherein a first belt abuts against the surface of a rotor commutator to limit the position of the rotor commutator, a servo motor is arranged on a side of a mounting frame close to a dust collection pipe, the servo motor drives the first rotating wheel to rotate, the rotation of the first rotating wheel drives the first belt to rotate, so that the first belt drives the rotor commutator to rotate, the air blowing pipe blows air to the rotor commutator, so that the dust collection pipe removes and cleans the waste chips blown up by the air blowing pipe to prevent the waste chips from adhering to the surface of the rotor commutator.

[0023] The present invention describes a precision machining device for a commutator, wherein the second belt abuts against the surface of the rotor commutator to limit the rotor commutator, the second drive motor rotates to drive the second wheel to rotate, and the second wheel rotates to drive the second belt to rotate. The second belt rotates the rotor commutator to rotate, the first drive motor drives the threaded rod and the burr brush to rotate, the threaded rod drives the contact plate and the sliding rod to move, and the contact plate moves to a certain position to abut against the movable plate, and the movable plate moves to clean the waste chips on the chip groove, thereby avoiding the staff spending a lot of time cleaning the waste chips. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a stereogram of an embodiment of the present invention; Figure 2 It is a schematic diagram of the structure of the rear view in the present invention; Figure 3 It is a structural schematic diagram of the cutting mechanism in the present invention; Figure 4 yes Figure 3 A partial enlarged view of the middle part; Figure 5 yes Figure 3 A partial enlarged view of point B in the middle; Figure 6 It is a schematic diagram of the cross-sectional structure of the conveying mechanism in the present invention; Figure 7 It is a structural schematic diagram of the cleaning component in the present invention.

[0025] Description of reference numerals: 1. Mounting base; 3. Transmission trough; 4. Cutting mechanism; 41. Fixed seat; 42. Control member; 43. Cutting head; 5. Chip suction mechanism; 51. First electric push rod; 52. Mounting frame; 53. First fixed plate; 54. First rotating wheel; 55. Limit block; 56. Dust suction pipe; 57. Blowing pipe; 6. Conveying mechanism; 61. Transmission platform; 62. Positioning block; 63. Connecting telescopic rod; 64. Second electric push rod; 65. Third electric push rod; 7. Cleaning mechanism; 71. First driving motor; 72. Cleaning assembly; 73, collecting box; 74, control assembly; 721, threaded rod; 722, burr brush; 723, contact plate; 724, slide rod; 725, slide groove; 726, chip groove; 727, movable plate; 728, tension spring; 729, limit plate; 741, control frame; 742, connecting plate; 743, limit plate; 744, second drive motor; 745, second rotating wheel; 746, second belt; 8, lubrication mechanism; 81, containing box; 82, nozzle; 83, pressure pipe; 9, limit piece. DETAILED DESCRIPTION

[0026] The subject matter described herein will now be discussed with reference to example embodiments. It should be understood that the discussion of these embodiments is only to enable those skilled in the art to better understand and implement the subject matter described herein, and the functions and arrangements of the elements discussed may be changed without departing from the scope of protection of the contents of this specification. Each example may omit, replace or add various processes or components as needed. In addition, the features described relative to some examples may also be combined in other examples. Example

[0027] like Figures 1 to 7 As shown, a precision machining device for a commutator according to an embodiment of the present invention is described in detail. Figure 1 , Figure 2 , including a mounting base 1, a transmission groove 3 opened on the top surface of the mounting base 1, and also including: a cutting mechanism 4 arranged on the mounting base 1, the cutting mechanism 4 is used to cut the surface of the rotor commutator to improve the surface accuracy of the rotor commutator; a chip suction mechanism 5 arranged on the top surface of the mounting base 1, the chip suction mechanism 5 is used to remove waste chips generated when the cutting mechanism 4 cuts the rotor commutator; a conveying mechanism 6 arranged in the transmission groove 3, the conveying mechanism 6 is used to convey the rotor commutator; and a cleaning mechanism 7 arranged on the mounting base 1, the cleaning mechanism 7 is used to remove burrs on the surface of the rotor commutator after cutting; wherein, the cleaning mechanism 7 includes: a first drive motor 71 fixedly connected to the surface of the mounting base 1; a cleaning assembly 72 arranged at the output end of the first drive motor 71; and a collecting box 73 fixedly installed on the mounting base 1, the collecting box 73 is located below the cleaning assembly 72.

[0028] Specifically, in the initial state, the rotor commutator is placed on the mounting base 1, wherein the cutting mechanism 4 and the chip suction mechanism 5 are provided with two groups. The first group of cutting mechanism 4 and chip suction mechanism 5 firstly perform appropriate rough machining on the rotor commutator, and then the conveying mechanism 6 conveys the rotor commutator to the second group of cutting mechanism 4 and chip suction mechanism 5 to perform fine machining on the rotor commutator. During the two machinings, the chip suction mechanism 5 absorbs the waste chips generated during the machining, so that the waste chips will not adhere to the surface of the rotor commutator, thereby avoiding the waste chips cut out from the machining to affect the surface smoothness of the rotor commutator. Secondly, the chip suction mechanism 5 will drive the air flow near the surface of the rotor commutator to be machined, and the continuous flow of air can effectively cool the surface of the rotor commutator, thereby avoiding the thermal deformation caused by cutting to affect the surface smoothness of the rotor commutator. After fine machining, the conveying mechanism 6 conveys the rotor commutator to the cleaning mechanism 7, and the first drive motor 71 drives the cleaning component 72 to move, so that the cleaning component 72 cleans the removed waste chips into the collection box 73.

[0029] Please refer to Figure 2 , Figure 3 The cutting mechanism 4 includes: a fixing seat 41 fixedly mounted on the mounting base 1; a control member 42 slidably connected to the fixing seat 41; and a cutting head 43 fixedly connected to the side of the control member 42.

[0030] Specifically, when the rotor commutator is transported to the cutting mechanism 4, the control member 42 drives the cutting head 43 to move on the fixed seat 41 toward the rotor commutator, so that the cutting head 43 cuts the rotor commutator, and the fixed seat 41 limits the control member 42 to make the control member 42 more stable when moving.

[0031] Please refer to Figure 3 , Figure 4 , Figure 6 The chip suction mechanism 5 includes: a first electric push rod 51 fixedly connected to the top surface of the mounting base 1; a mounting frame 52 fixedly connected to the output end of the first electric push rod 51; a first fixed plate 53 fixedly mounted on the mounting frame 52; and a first rotating wheel 54 rotatably connected to one side of the first fixed plate 53, three first rotating wheels 54 are provided, and a first belt is provided on the three first rotating wheels 54 for transmission, and a servo motor is provided on the side of the first fixed plate 53 away from the first rotating wheel 54, and the servo motor is used to drive the first rotating wheel 54 to rotate.

[0032] Please refer to Figure 3 , Figure 4 , Figure 6The chip suction mechanism 5 also includes: a limit block 55 fixedly mounted on the other side of the first fixed plate 53; a dust suction pipe 56 fixedly connected to the limit block 55, the end of the dust suction pipe 56 is connected to a dust collector, and the suction end of the dust suction pipe 56 is aligned with the rotor commutator to be processed; and a blowing pipe 57 fixedly mounted on the mounting base 1, the end of the blowing pipe 57 is connected to a blowing box, and the blowing end of the blowing pipe 57 is aligned with the rotor commutator to be processed.

[0033] Specifically, the first electric push rod 51 drives the mounting frame 52, the first fixing plate 53, the first rotating wheel 54, and the dust suction pipe 56 to move downward, so that the first belt abuts against the surface of the rotor commutator to limit the rotor commutator. A servo motor is provided on the side of the mounting frame 52 close to the dust suction pipe 56. The servo motor drives the first rotating wheel 54 to rotate. The rotation of the first rotating wheel 54 drives the first belt to rotate, so that the first belt drives the rotor commutator to rotate. The air blowing pipe 57 blows air to the rotor commutator, so that the dust suction pipe 56 sucks and cleans the waste chips blown up by the air blowing pipe 57 to prevent the waste chips from adhering to the surface of the rotor commutator.

[0034] Please refer to Figure 2 , Figure 3 , Figure 6 The conveying mechanism 6 includes: a conveying platform 61 slidably arranged in the conveying slot 3; a positioning block 62 fixedly installed on the top surface of the conveying platform 61; a connecting telescopic rod 63 fixedly connected to the bottom surface of the conveying platform 61; a second electric push rod 64 fixedly connected to the lower end of the connecting telescopic rod 63, and the second electric push rod 64 is fixedly connected to the conveying slot 3; and a third electric push rod 65 fixedly installed in the conveying slot 3, the output end of the third electric push rod 65 abuts against the bottom surface of the conveying platform 61, and the output end of the third electric push rod 65 can slide with the bottom surface of the conveying platform 61, and the third electric push rod 65 is used to drive the conveying platform 61 to move up and down.

[0035] Specifically, after the rotor commutator is roughly machined, the third electric push rod 65 pushes the transmission platform 61 and the positioning block 62 upward, so that the transmission platform 61 lifts the rotor commutator upward, and the transmission platform 61 moves upward to drive the connecting telescopic rod 63 to extend, and the third electric push rod 65 is always in contact with the transmission platform 61 to ensure that the transmission platform 61 is always at a height, so that the second electric push rod 64 pushes the connecting telescopic rod 63, and the connecting telescopic rod 63 drives the transmission platform 61, the positioning block 62, and the rotor commutator to move, so that the transmission platform 61 transports the rotor commutator to the next processing stage. After being transported to the next processing stage, the transmission platform 61 sinks. At this time, the rotor shaft of the rotor commutator is placed on the side of the transmission slot 3, and the transmission platform 61 continuously moves left and right to transport the rotor commutator to the specified position, which is beneficial to saving labor costs and speeding up the processing speed of the rotor commutator.

[0036] Please refer to Figure 3 , Figure 5 , Figure 7 The cleaning assembly 72 includes: a threaded rod 721 fixedly connected to the output end of the first driving motor 71; a burr brush 722 fixedly connected to the threaded rod 721; a contact plate 723 threadedly connected to the threaded rod 721; and a sliding rod 724 fixedly connected to the bottom surface of the contact plate 723, a sliding groove 725 provided on the mounting base 1, and the sliding rod 724 is slidably arranged in the sliding groove 725.

[0037] Please refer to Figure 3 , Figure 5 , Figure 7 The cleaning assembly 72 also includes: a chip groove 726 fixedly mounted on the mounting base 1; a movable plate 727 slidably disposed in the chip groove 726, and the movable plate 727 scrapes the waste chips brushed off by the burr brush 722 into the collection box 73; and a tension spring 728 fixedly mounted between the movable plate 727 and the chip groove 726.

[0038] Please refer to Figure 1 , Figure 3 , Figure 5 , Figure 7 The cleaning mechanism 7 also includes: a control component 74 arranged on the mounting base 1; a control frame 741 fixedly connected to the mounting base 1; a connecting plate 742 fixedly connected to the side of the control frame 741; a limiting plate 743 fixedly connected to the connecting plate 742; and a second drive motor 744 fixedly connected to the limiting plate 743 on the side away from the first drive motor 71; a second rotating wheel 745 rotatably arranged on the limiting plate 743 on the side close to the first drive motor 71, the output shaft of the first drive motor 71 is fixedly connected to one of the second rotating wheels 745, the first drive motor 71 is used to drive one of the second rotating wheels 745 to rotate, and three second rotating wheels 745 are arranged; a second belt 746 for transmitting power arranged on the three second rotating wheels 745.

[0039] Specifically, when the rotor commutator is transported to the cleaning mechanism 7 by the conveying mechanism 6, the control frame 741 drives the connecting plate 742, the limiting plate 743, the second driving motor 744, the second rotating wheel 745, and the second belt 746 to move downward, the second belt 746 abuts against the surface of the rotor commutator to limit the rotor commutator, the second driving motor 744 rotates to drive the second rotating wheel 745 to rotate, and the second rotating wheel 745 rotates to drive the second belt 746 to rotate, the second belt 746 rotates the rotor commutator to rotate, the first driving motor 71 drives the threaded rod 721 and the burr brush 722 to rotate, and the threaded rod 721 drives the second belt 746 to rotate. The movable contact plate 723 and the sliding rod 724 move, and the sliding rod 724 limits the contact plate 723 to prevent the contact plate 723 from rotating. After the contact plate 723 moves to a certain position, it contacts the movable plate 727, causing the movable plate 727 to move closer to the collection box 73. The movable plate 727 moves to clean the waste chips on the chip groove 726, avoiding the staff from spending a lot of time cleaning the waste chips. When the cleaning is completed, the first drive motor 71 rotates in the opposite direction to drive the contact plate 723 to reset. The contact plate 723 does not contact the movable plate 727. At this time, the tension spring 728 drives the movable plate 727 to reset.

[0040] Please refer to Figure 3 , Figure 4 , and also includes a lubrication mechanism 8, which includes: a containing box 81 fixedly installed on the mounting base 1; a nozzle 82 installed on one side of the containing box 81; and a pressure pipe 83 fixedly installed on the other side of the containing box 81, one end of the pressure pipe 83 is connected to the containing box 81, and the other end is connected to the spray pressure box.

[0041] Specifically, when the cutting mechanism 4 cuts the rotor commutator, the nozzle 82 sprays the lubricating liquid contained in the containing box 81 to between the rotor commutator and the cutting head 43, so that the lubricating liquid provides lubrication between the rotor commutator and the cutting head 43, which is beneficial to reduce the cutting force between the rotor commutator and the cutting head 43.

[0042] Please refer to Figure 1 , Figure 3 , Figure 7 A plurality of limiting members 9 are fixedly connected to both sides of the transmission slot 3, and the limiting members 9 on both sides of the transmission slot 3 are installed correspondingly.

[0043] Specifically, the design of the limit members 9 on both sides of the transmission groove 3 enables the transmission platform 61 to transport the rotor commutator to the next processing stage. After being transported to the next processing stage, the transmission platform 61 sinks, and the transmission platform 61 continuously moves left and right to transport the rotor commutator to the specified position. At this time, the rotor shaft of the rotor commutator is placed on the limit member 9, and the limit member 9 limits the rotor commutator.

[0044] An example of the present specific implementation mode is described above, but the present embodiment is not limited to the above-mentioned specific implementation mode, which is merely illustrative and not restrictive. A person skilled in the art may make many forms inspired by the present embodiment, all of which are protected by the present embodiment.

Claims

1. A precision machining device for a commutator, comprising a mounting base (1), a transmission groove (3) provided on the top surface of the mounting base (1), characterized in that: Also includes: A cutting mechanism (4) arranged on the mounting base (1), the cutting mechanism (4) being used to cut the surface of the rotor commutator; A chip suction mechanism (5) is arranged on the top surface of the mounting base (1), the chip suction mechanism (5) being used to suction away waste chips generated when the cutting mechanism (4) cuts the rotor commutator; A conveying mechanism (6) arranged in the transmission trough (3), the conveying mechanism (6) being used to convey the rotor commutator; and A cleaning mechanism (7) disposed on the mounting base (1), the cleaning mechanism (7) being used to remove burrs from the surface of the rotor commutator after cutting; Wherein, the cleaning mechanism (7) comprises: A first drive motor (71) fixedly connected to the surface of the mounting base (1); A cleaning component (72) disposed at the output end of the first drive motor (71); and A collection box (73) is fixedly mounted on the mounting base (1), and the collection box (73) is located below the cleaning assembly (72).

2. A commutator precision machining device according to claim 1, characterized in that: The cutting mechanism (4) comprises: A fixing seat (41) fixedly mounted on the mounting base (1); a control member (42) slidably connected to the fixing seat (41); and A cutting head (43) is fixedly connected to the side of the control member (42).

3. The precision machining device for a commutator according to claim 2, characterized in that: The debris suction mechanism (5) comprises: A first electric push rod (51) fixedly connected to the top surface of the mounting base (1); A mounting frame (52) fixedly connected to the output end of the first electric push rod (51); a first fixing plate (53) fixedly mounted on the mounting frame (52); and A first rotating wheel (54) is rotatably connected to one side of a first fixed plate (53), three first rotating wheels (54) are provided, a first belt is provided on the three first rotating wheels (54) for transmission, a servo motor is provided on the side of the first fixed plate (53) away from the first rotating wheels (54), and the servo motor is used to drive the first rotating wheels (54) to rotate.

4. A commutator precision machining device according to claim 3, characterized in that: The debris suction mechanism (5) further comprises: A limit block (55) fixedly mounted on the other side of the first fixed plate (53); a dust suction pipe (56) fixedly connected to the limiting block (55), wherein the end of the dust suction pipe (56) is connected to a dust collector; and An air blowing pipe (57) is fixedly mounted on the mounting base (1), and an end of the air blowing pipe (57) is connected to an air blowing box.

5. The precision machining device for a commutator according to claim 1, characterized in that: The conveying mechanism (6) comprises: A transmission platform (61) disposed in the transmission slot (3); A positioning block (62) fixedly mounted on the top surface of the transmission platform (61); A connecting telescopic rod (63) fixedly connected to the bottom surface of the transmission platform (61); A second electric push rod (64) is fixedly connected to the lower end of the connecting telescopic rod (63), and the second electric push rod (64) is fixedly connected to the transmission slot (3); and A third electric push rod (65) is fixedly mounted in the transmission slot (3), and the third electric push rod (65) is used to drive the transmission platform (61) to move up and down.

6. The precision machining device for a commutator according to claim 1, characterized in that: The cleaning component (72) comprises: A threaded rod (721) fixedly connected to an output end of the first drive motor (71); A burr brush (722) fixedly connected to the threaded rod (721); an abutment plate (723) threadedly connected to the threaded rod (721); and A sliding rod (724) fixedly connected to the bottom surface of the contact plate (723) is provided with a sliding groove (725) on the mounting base (1), and the sliding rod (724) is slidably arranged in the sliding groove (725).

7. A commutator precision machining device according to claim 6, characterized in that: The cleaning component (72) further comprises: A chip removal groove (726) fixedly mounted on the mounting base (1); A movable plate (727) slidably disposed in the chip removal groove (726); and A tension spring (728) is fixedly mounted between the movable plate (727) and the chip removal groove (726).

8. The precision machining device for a commutator according to claim 1, characterized in that: The cleaning mechanism (7) further comprises: A control assembly (74) disposed on the mounting base (1); Wherein, the control component (74) comprises: A control frame (741) fixedly connected to the mounting base (1); A connecting plate (742) fixedly connected to a side of the control frame (741); a limiting plate (743) fixedly connected to the connecting plate (742); and A second drive motor (744) fixedly connected to a side of the limiting plate (743) away from the first drive motor (71); A second rotating wheel (745) is rotatably arranged on a side of the limiting plate (743) close to the first driving motor (71), wherein an output shaft of the first driving motor (71) is fixedly connected to one of the second rotating wheels (745), and three second rotating wheels (745) are arranged; A second belt (746) is provided for transmission on the three second rotating wheels (745).

9. The commutator precision machining device according to claim 1, further comprising a lubrication mechanism (8), characterized in that: The lubrication mechanism (8) comprises: A storage box (81) fixedly mounted on the mounting base (1); a nozzle (82) mounted on one side of the storage box (81); and A pressure pipe (83) is fixedly mounted on the other side of the containing box (81), one end of the pressure pipe (83) is connected to the containing box (81), and the other end is connected to the spray box.

10. The precision machining device for a commutator according to claim 1, characterized in that: A plurality of limiting members (9) are fixedly connected to both sides of the transmission slot (3), and the limiting members (9) on both sides of the transmission slot (3) are installed in a corresponding manner.

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