Automatic detection device for final inspection of rotor

Abstract

The utility model discloses a rotor final inspection automatic detection device which comprises a bottom plate, a rotation detection device used for rotor detection is installed on the right side of the bottom plate, and a rotor conveying device used for conveying a rotor to a detection position is installed on the left side of the bottom plate. A rotor fixing device used for clamping and fixing a rotor is arranged on the front side of the rotor conveying device, and a rotor positioning device used for moving the rotor to a standard position is arranged on the rear side of the rotor conveying device. Through the above mode, the rotor can be automatically positioned, the rotor can be automatically moved to a detection position to be fixed and then detected, and the detection efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of motors, in particular to an automatic detection device for final inspection of rotors. Background Technique

[0002] The detection of motor rotors is an important link to ensure the normal operation and reliable performance of motors. Usually, there are visual inspections, where the surface of the motor rotor is observed with the naked eye to check for obvious damages, scratches, rusts or deformations; magnetic field detections, where magnetic field measuring instruments are used to detect the intensity and uniformity of the rotor magnetic field; and resistance detections, where the resistance value of the rotor winding is measured and compared with the standard value. Changes in the resistance value may reflect problems such as open circuits, short circuits or poor contacts in the winding.

[0003] Patent No. CN202121186888.4 proposed a rotor detection device, including a detection base, and a detection component is assembled and connected to the top of the detection base; the detection component includes a detection motor assembled and connected to the rear side of the top of the detection base; a rotor positioning component corresponding to the detection motor is assembled and connected to the front side of the top of the detection base; the rotor positioning component further includes a pushing cylinder, the end of the piston rod of the pushing cylinder is fixedly connected with a pushing plate, the rear side wall of the pushing plate is rotatably connected with a rotor limiting seat, and the material of the rotor limiting seat is elastic rubber. When the rotor is assembled on the detection motor for detection, a protective cover component covers between the detection motor and the rotor limiting seat to achieve stable and safe detection of the connection stability of the rotor bearing bush.

[0004] However, the technical solution of this patent cannot automatically position the rotor, cannot automatically move the rotor to the detection position for detection, and the detection efficiency is relatively low.

[0005] Therefore, those skilled in the art have provided an automatic detection device for final inspection of rotors to solve the above problems. Content of the Utility Model

[0006] The purpose of the utility model is to provide an automatic detection device for final inspection of rotors to solve the problems raised in the above background technique.

[0007] To achieve the above purpose, the utility model provides the following technical solutions:

[0008] An automatic detection device for final inspection of rotors includes a bottom plate, a rotation detection device for rotor detection is installed on the right side of the bottom plate, a rotor conveying device for conveying the rotor to the detection position is installed on the left side of the bottom plate, a rotor fixing device for clamping and fixing the rotor is arranged in front of the rotor conveying device, and a rotor positioning device for moving the rotor to the standard position is arranged behind the rotor conveying device;

[0009] Furthermore, the rotation detection device includes: a vertical bracket, an airbag test head, a distance measuring sensor, a rotation assembly, and a moving assembly. The vertical bracket is arranged on the upper right side of the bottom plate. The airbag test head is rotatably connected to the left side wall of the vertical bracket through a rotating shaft. The distance measuring sensor is fixedly installed on the upper side of the airbag test head through a bracket. The rotation assembly is installed on the right side wall of the vertical bracket. The moving assembly is installed on the front side of the bottom plate. The airbag test head can be set as a DS5316B-D24 armature rotor tester;

[0010] Furthermore, the rotation assembly includes: a servo motor, a driving pulley, and a driven pulley. The servo motor is fixedly installed on the upper side of the vertical bracket through a motor bracket. The driving pulley is fixedly connected to the output shaft of the servo motor. The driven pulley is fixedly connected to the right side of the rotating shaft of the airbag test head. The driven pulley and the driving pulley are connected together through a transmission belt;

[0011] Furthermore, the moving assembly includes: fixed rods, linear bearings, and a first cylinder. A plurality of fixed rods are fixedly installed on the upper side of the bottom plate through brackets. Each fixed rod is slidably connected with a linear bearing. The vertical bracket is fixedly installed on the linear bearing. The first cylinder is fixedly installed on the front side of the bottom plate. The output end of the first cylinder is fixedly connected to the vertical bracket;

[0012] Furthermore, the rotor conveying device includes: a slide cylinder and a carrying bracket. The slide cylinder is fixedly installed on the left side of the bottom plate. The carrying bracket is fixedly installed on the output end of the slide cylinder;

[0013] Furthermore, the rotor fixing device includes: a heightening bracket, a proximity sensor, a second cylinder, and a pressing assembly. The heightening bracket is fixedly installed on the left side of the bottom plate. The proximity sensor is fixedly installed on the rear side wall of the heightening bracket. The second cylinder is fixedly installed on the upper side of the heightening bracket. The pressing assembly is installed on the output end of the second cylinder;

[0014] Furthermore, the pressing assembly includes: an extension rod and an upper pressing block. The extension rod is fixedly installed on the output end of the second cylinder. The upper pressing block is fixedly installed at the end of the extension rod away from the second cylinder;

[0015] Furthermore, the rotor positioning device includes: a positioning plate, a third cylinder, and an L-shaped pushing plate. The positioning plate is fixedly installed on the upper side of the bottom plate. The third cylinder is fixedly installed on the positioning plate. The L-shaped pushing plate is fixedly installed on the output end of the third cylinder.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows: For an automatic final inspection device for a rotor, an external manipulator places the rotor on the bearing bracket of the rotor conveying device. The output end of the third cylinder moves to drive the L-shaped push plate to move, pushing one end of the rotor on the bearing bracket to the position of the positioning plate, making it closely adhere to the positioning plate. Then the output end of the third cylinder moves to drive the L-shaped push plate to move back to the initial position, which is beneficial for automatically positioning the rotor.

[0017] Move the rotor to the standard position. The output end of the sliding table cylinder moves to drive the bearing bracket to move, and the movement of the bearing bracket drives the rotor to move, moving the rotor to the detection position, which is beneficial for automatically moving the rotor to the detection position for inspection.

[0018] The proximity sensor detects whether the rotor conveying device conveys the rotor in place. When the rotor is conveyed in place, the output end of the second cylinder moves downward to drive the extension rod to move downward, and the downward movement of the extension rod drives the upper pressing block to move downward to press and fix the rotor, facilitating subsequent inspection. The output shaft of the servo motor rotates to drive the driving pulley to rotate, the driving pulley rotates to drive the driven pulley to rotate, and the rotation of the driven pulley drives the airbag test head to rotate to perform multi-directional detection on the rotor. The present utility model can automatically position the rotor, automatically move the rotor to the detection position for fixation and then perform inspection, with relatively high detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic three-dimensional structure diagram of the present utility model Figure 1 ;

[0020] Figure 2 is a schematic structural diagram of the rotor of the present utility model moved to the rotation detection device;

[0021] Figure 3 is a side view of the present utility model;

[0022] Figure 4 is a schematic three-dimensional structure diagram of the present utility model Figure 2 .

[0023] In the figure: 1, bottom plate; 2, rotation detection device; 3, rotor conveying device; 4, rotor fixing device; 5, rotor positioning device; 6, vertical bracket; 7, airbag test head; 8, servo motor; 9, driving pulley; 10, driven pulley; 11, fixing rod; 12, linear bearing; 13, first cylinder; 14, sliding table cylinder; 15, bearing bracket; 16, heightening bracket; 17, second cylinder; 18, extension rod; 19, upper pressing block; 20, positioning plate; 21, third cylinder; 22, L-shaped push plate; 23, distance measuring sensor; 24, proximity sensor. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] The "left", "right", "front", "rear", "upper", and "lower" mentioned in the following description are oriented in the perspective direction of Figure 3 .

[0026] Please refer to Figures 1 to 4 , in the embodiment of the present utility model, an automatic rotor final inspection device includes a bottom plate 1. A rotation detection device 2 for rotor detection is installed on the right side of the bottom plate 1. A rotor conveying device 3 for conveying the rotor to the detection position is installed on the left side of the bottom plate 1. A rotor fixing device 4 for clamping and fixing the rotor is arranged on the front side of the rotor conveying device 3. A rotor positioning device 5 for moving the rotor to the standard position is arranged on the rear side of the rotor conveying device 3;

[0027] The rotor is placed on the rotor conveying device 3 by an external manipulator. The rotor positioning device 5 moves the rotor to the standard position. The rotor conveying device 3 conveys the rotor to the detection position, and the rotation detection device 2 detects the rotor;

[0028] The rotation detection device 2 includes: a vertical bracket 6, an airbag test head 7, a distance measurement sensor 23, a rotation assembly, and a moving assembly. The vertical bracket 6 is arranged on the upper right side of the bottom plate 1. The airbag test head 7 is rotatably connected to the left side wall of the vertical bracket 6 through a rotating shaft. The distance measurement sensor 23 is fixedly installed on the upper side of the airbag test head 7 through a bracket. The rotation assembly is installed on the right side wall of the vertical bracket 6. The moving assembly is installed on the front side of the bottom plate 1;

[0029] The moving assembly moves the airbag test head 7 to the rotor test position. The rotation assembly rotates the airbag test head 7. Through the distance measurement sensor 23 on the upper side of the airbag test head 7, it is detected whether the airbag test head 7 rotates to the correct position. After reaching the correct position, the airbag test head 7 detects the rotor. The airbag test head 7 can be set as a DS5316B-D24 armature rotor tester;

[0030] The rotation assembly includes: a servo motor 8, a driving pulley 9, and a driven pulley 10. The servo motor 8 is fixedly installed on the upper side of the vertical bracket 6 through a motor bracket. The driving pulley 9 is fixedly connected to the output shaft of the servo motor 8. The driven pulley 10 is fixedly connected to the right side of the rotating shaft of the airbag test head 7. The driven pulley 10 and the driving pulley 9 are connected together by a transmission belt;

[0031] The output shaft of the servo motor 8 rotates to drive the rotation of the driving pulley 9. The rotation of the driving pulley 9 drives the rotation of the driven pulley 10. The rotation of the driven pulley 10 drives the rotation of the airbag test head 7 to perform multi-directional detection on the rotor.

[0032] The moving assembly includes: a fixed rod 11, a linear bearing 12, and a first cylinder 13. A plurality of the fixed rods 11 are fixedly installed on the upper side of the bottom plate 1 through brackets. A linear bearing 12 is slidably connected to each of the fixed rods 11. The vertical bracket 6 is fixedly installed on the linear bearing 12. The first cylinder 13 is fixedly installed on the front side of the bottom plate 1. The output end of the first cylinder 13 is fixedly connected to the vertical bracket 6.

[0033] The movement of the output end of the first cylinder 13 drives the movement of the vertical bracket 6. The movement of the vertical bracket 6 drives the airbag test head 7 to move to the rotor test position to perform detection on the rotor.

[0034] The rotor conveying device 3 includes: a slide table cylinder 14 and a bearing bracket 15. The slide table cylinder 14 is fixedly installed on the left side of the bottom plate 1. The bearing bracket 15 is fixedly installed on the output end of the slide table cylinder 14.

[0035] The rotor is placed on the bearing bracket 15 of the rotor conveying device 3 by an external manipulator. The movement of the output end of the slide table cylinder 14 drives the movement of the bearing bracket 15. The movement of the bearing bracket 15 drives the movement of the rotor, moving the rotor to the detection position, which is conducive to automatically moving the rotor to the detection position for detection.

[0036] The rotor fixing device 4 includes: a heightening bracket 16, a proximity sensor 24, a second cylinder 17, and a pressing assembly. The heightening bracket 16 is fixedly installed on the left side of the bottom plate 1. The proximity sensor 24 is fixedly installed on the rear side wall of the heightening bracket 16. The second cylinder 17 is fixedly installed on the upper side of the heightening bracket 16. The pressing assembly is installed on the output end of the second cylinder 17.

[0037] The pressing assembly includes: an extension rod 18 and an upper pressing block 19. The extension rod 18 is fixedly installed on the output end of the second cylinder 17. The upper pressing block 19 is fixedly installed at the end of the extension rod 18 away from the second cylinder 17.

[0038] The proximity sensor 24 detects whether the rotor conveying device 3 has conveyed the rotor in place. When the rotor is conveyed in place, the output end of the second cylinder 17 moves downward to drive the extension rod 18 to move downward. The downward movement of the extension rod 18 drives the upper pressing block 19 to move downward to press and fix the rotor, facilitating subsequent detection.

[0039] The rotor positioning device 5 includes: a positioning plate 20, a third cylinder 21, and an L-shaped push plate 22. The positioning plate 20 is fixedly installed on the upper side of the bottom plate 1. The third cylinder 21 is fixedly installed on the positioning plate 20. The L-shaped push plate 22 is fixedly installed at the output end of the third cylinder 21;

[0040] The movement of the output end of the third cylinder 21 drives the movement of the L-shaped push plate 22, pushing one end of the rotor on the bearing bracket 15 to the position of the positioning plate 20, making it closely adhere to the positioning plate 20, which is beneficial to automatically position the rotor, move the rotor to the standard position, and facilitate subsequent detection.

[0041] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A rotor final inspection automatic detection device, comprising a base plate (1), characterized in that: A rotation detection device (2) for detecting the rotor is installed on the right side of the base plate (1), a rotor conveying device (3) for conveying the rotor to a detection position is installed on the left side of the base plate (1), a rotor fixing device (4) for clamping and fixing the rotor is arranged on the front side of the rotor conveying device (3), and a rotor positioning device (5) for moving the rotor to a standard position is arranged on the rear side of the rotor conveying device (3).

2. The rotor final inspection automatic detection device according to claim 1 is characterized in that: The rotation detection device (2) comprises: a vertical bracket (6), an airbag test head (7), a distance sensor (23), a rotation assembly and a moving assembly, wherein the vertical bracket (6) is arranged on the upper right side of the base plate (1), the airbag test head (7) is rotationally connected to the left side wall of the vertical bracket (6) via a rotating shaft, the distance sensor (23) is fixedly mounted on the upper side of the airbag test head (7) via a bracket, the rotation assembly is mounted on the right side wall of the vertical bracket (6), and the moving assembly is mounted on the front side of the base plate (1).

3. The rotor final inspection automatic detection device according to claim 2 is characterized in that: The rotating assembly comprises: a servo motor (8), a driving pulley (9) and a driven pulley (10); the servo motor (8) is fixedly mounted on the upper side of the vertical bracket (6) via a motor bracket; the driving pulley (9) is fixedly connected to the output shaft of the servo motor (8); the driven pulley (10) is fixedly connected to the right side of the rotating shaft of the airbag test head (7); and the driven pulley (10) and the driving pulley (9) are connected together via a transmission belt.

4. The rotor final inspection automatic detection device according to claim 3 is characterized in that: The moving assembly comprises: a fixed rod (11), a linear bearing (12) and a first cylinder (13); a plurality of the fixed rods (11) are fixedly mounted on the upper side of the base plate (1) via a bracket; each of the fixed rods (11) is slidably connected to a linear bearing (12); the vertical bracket (6) is fixedly mounted on the linear bearing (12); the first cylinder (13) is fixedly mounted on the front side of the base plate (1); and an output end of the first cylinder (13) is fixedly connected to the vertical bracket (6).

5. The rotor final inspection automatic detection device according to claim 4 is characterized in that: The rotor conveying device (3) comprises: a slide cylinder (14) and a bearing bracket (15), wherein the slide cylinder (14) is fixedly mounted on the left side of the base plate (1), and the bearing bracket (15) is fixedly mounted on the output end of the slide cylinder (14).

6. The rotor final inspection automatic detection device according to claim 5, characterized in that: The rotor fixing device (4) comprises: a height-raising bracket (16), a proximity sensor (24), a second cylinder (17) and a clamping assembly, wherein the height-raising bracket (16) is fixedly mounted on the left side of the base plate (1), the proximity sensor (24) is fixedly mounted on the rear side wall of the height-raising bracket (16), the second cylinder (17) is fixedly mounted on the upper side of the height-raising bracket (16), and the clamping assembly is mounted on the output end of the second cylinder (17).

7. The rotor final inspection automatic detection device according to claim 6, characterized in that: The clamping assembly comprises: an extension rod (18) and an upper pressing block (19); the extension rod (18) is fixedly mounted on the output end of the second cylinder (17); and the upper pressing block (19) is fixedly mounted on an end of the extension rod (18) away from the second cylinder (17).

8. The rotor final inspection automatic detection device according to claim 7, characterized in that: The rotor positioning device (5) comprises: a positioning plate (20), a third cylinder (21) and an L-shaped push plate (22); the positioning plate (20) is fixedly mounted on the upper side of the base plate (1); the third cylinder (21) is fixedly mounted on the positioning plate (20); and the L-shaped push plate (22) is fixedly mounted on the output end of the third cylinder (21).

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