Motor rotor winding state detection device

Abstract

The utility model discloses a motor rotor winding state detection device which comprises a device frame, a detection needle, a controller, an adjusting plate, a hydraulic rod, a clamping plate A, a clamping plate B, a conveying device, a fixing ring, a mounting plate and a ball nut. A clamping plate A and a clamping plate B are mounted on the adjusting plate, a mounting plate is mounted at the power shaft end of the motor B, a fixing ring is mounted on the mounting plate, a lifter is mounted on the device frame, a detection needle is mounted at one end of the lifter, a bottom plate is mounted on the conveying device, and a rotor placement clamping plate is mounted on the bottom plate. The phenomenon that the detection accuracy of the rotor is affected by slipping due to belt transmission is avoided, meanwhile, the problem that the rotor is easily abraded due to friction between the belt and the outer wall of the rotor is also avoided, the detection device is high in automation degree and meets the requirements of current automatic production, and the detection efficiency of the rotor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of a motor rotor winding state detection device, in particular to a motor rotor winding state detection device. Background Art

[0002] The motor mainly consists of two parts, the rotor and the stator. It is a device that realizes the conversion of mechanical energy into electrical energy or electrical energy into mechanical energy. The quality of the rotor, as the rotating component in the motor, directly affects the quality of the motor. Therefore, the motor rotor needs to be tested to ensure that the dimensional errors of the motor rotor are within the specified range, otherwise it will affect the normal operation of the motor.

[0003] After searching, Chinese utility model patent CN219416149U discloses a detection device for a motor rotor, including a detection mechanism and a driving mechanism arranged behind the detection mechanism, the detection mechanism including a table, a first support seat and a second support seat fixed horizontally on the top of the table and arranged front and back respectively, a side seat fixed on the top of the table, and a vibration detector fixed on the side seat; a first V-shaped groove is provided on the top of the first support seat, and a second V-shaped groove is provided on the top of the second support seat; the utility model can quickly and conveniently complete the fixing of the rotor, thereby greatly simplifying the operation to improve work efficiency, and can automatically drive the rotor to rotate to completely replace the manual drive method, thereby greatly facilitating use.

[0004] The technical solution in this application document still has some shortcomings: the slippage of the belt drive is not conducive to driving the rotor to rotate for detection, which affects the accuracy of rotor detection. At the same time, the friction between the belt and the outer wall of the rotor can easily cause wear of the rotor, and the detection device has a low degree of automation and low detection efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a motor rotor winding state detection device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a motor rotor winding state detection device, comprising a device frame, a detection needle, a controller, an adjustment plate, a hydraulic rod, a clamping plate A, a clamping plate B, a conveying device, a fixing ring, a mounting plate and a ball nut, wherein the device frame is provided with a motor A, the power shaft end of the motor A is connected to the adjustment plate installed on the device frame, the clamping plate A and the clamping plate B are installed on the adjustment plate, the clamping plate A is provided with a motor B, the power shaft end of the motor B is provided with a mounting plate, the mounting plate is provided with a fixing ring, the device frame is provided with a lifter, one end of the lifter is provided with a detection needle, the conveying device is provided with a base plate, and the base plate is provided with a rotor placement card plate.

[0007] By adopting the above technical solution, the worker puts the rotor between the two sets of rotor placement clamps installed on the bottom plate, and then the conveyor moves the rotor to the center of the adjustment plate, the conveyor stops moving, and motor A starts to drive the adjustment plate to turn left, so that the clamping plate A and the clamping plate B are turned to the top of the conveyor. The clamping plate A and the clamping plate B are respectively located on the outside of the two sets of rotor placement clamps, and then the motor D is started clockwise, and the matching gear is engaged with the toothed plate to make the clamping plate A and the clamping plate B close to each other, and the two ends of the rotor shaft placed on the rotor placement clamp are inserted between the two sets of fixing rings. At this time, the motor C rotates clockwise to cooperate with the screw rod and the ball nut, so that the two sets of fixing rings move relative to each other to clamp and fix the two ends of the rotor shaft, and the motor A starts to drive the adjustment plate to reset, remove the rotor from the rotor placement clamp and rotate it to the bottom of the detection device, and then the hydraulic rod Stretch it out so that one end fits into the slot on the adjustment plate, and then start motor B to drive the mounting plate to rotate, so that the rotor rotates, and then the lifter starts to drive the detection needle down to detect the rotor. The detection value is transmitted to the controller. When the detection value is within a reasonable range, the hydraulic rod retracts, and motor A drives the adjustment plate to turn right, so that the qualified rotor is placed in the placement box. When the detection value is outside the reasonable range, motor A drives the adjustment plate to turn left, and the unqualified rotor is placed back on the rotor placement card for subsequent workers to recycle, and then the conveyor moves to the next rotor detection, avoiding the phenomenon of slipping when using belt drive to affect the accuracy of rotor detection, and also avoiding the problem of rotor wear caused by friction between the belt and the outer wall of the rotor. The high degree of automation of this detection device is suitable for the needs of current automated production and improves the efficiency of rotor detection.

[0008] Preferably, a motor D is installed on the adjustment plate, a gear is installed on the power shaft end of the motor D, the gear is meshed with a toothed plate installed on the adjustment plate, and the toothed plate is connected to the clamping plate A.

[0009] By adopting the above technical solution, by starting the motor D to rotate forward and reverse, cooperating with the meshing of the gear and the toothed plate, the clamping plate A and the clamping plate B move relative to each other, and the fixing ring can be brought to the two ends of the rotor shaft.

[0010] Preferably, a hydraulic rod is installed on the device frame, and one end of the hydraulic rod is engaged with a slot provided on the adjustment plate.

[0011] By adopting the above technical solution, the telescopic movement of the hydraulic rod cooperates with the slot provided on the adjustment plate to fix the adjustment plate.

[0012] Preferably, a motor C is installed on the mounting plate, a screw is installed on the power shaft end of the motor C, ball nuts are threadedly installed on two sections of threads in different directions on the screw, and the ball nuts are connected to a fixing ring.

[0013] By adopting the above technical solution, by starting the motor C to rotate forward and reverse, the ball nuts installed on the two sections of threads in different directions on the screw rod move relative to each other, so that the two sets of fixing rings clamp and loosen the two ends of the rotor shaft.

[0014] Preferably, a storage box is installed at the rear of the device frame.

[0015] By adopting the above technical solution, qualified rotors are stored.

[0016] Preferably, a controller is installed on the device frame, and the controller is connected to all motors and hydraulic equipment on the detection device.

[0017] By adopting the above technical solution, the controller controls the start and stop of all motors and hydraulic equipment on the detection device, thereby improving the automation level of the detection device.

[0018] Preferably, the sliding block mounted on the ball nut is slidably connected to a sliding groove provided on the inner wall of the mounting plate.

[0019] By adopting the above technical solution, the rotation of the ball nut is restricted while the stability of the ball nut during movement is also improved.

[0020] Preferably, the conveying device is located in front of the device frame, and the clamping plate A and the clamping plate B have the same structure and size.

[0021] Compared with the prior art, the beneficial effects of the utility model are: avoiding the phenomenon of slipping caused by belt transmission that affects the accuracy of rotor detection, and also avoiding the problem of rotor wear easily caused by friction between the belt and the outer wall of the rotor. The detection device has a high degree of automation and is suitable for the needs of current automated production, thereby improving the efficiency of rotor detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0023] Figure 2 It is a front structural schematic diagram of the utility model.

[0024] Figure 3 It is a side structural schematic diagram of the utility model.

[0025] Figure 4 It is an enlarged schematic diagram of the fixing ring structure of the utility model.

[0026] Figure 5 It is an enlarged schematic diagram of the adjustment plate structure of the utility model.

[0027] In the figure: 1. device frame; 2. lifter; 3. detection needle; 4. controller; 5. motor A; 6. adjustment plate; 7. hydraulic rod; 8. clamping plate A; 9. clamping plate B; 10. motor B; 11. transmission device; 12. bottom plate; 13. rotor placement card plate; 14. fixing ring; 15. mounting plate; 16. motor C; 17. screw rod; 18. ball nut; 19. placement box; 20. motor D; 21. gear; 22. gear plate. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4, Figure 5, includes a device frame 1, a detection needle 3, a controller 4, an adjustment plate 6, a hydraulic rod 7, a clamping plate A8, a clamping plate B9, a conveying device 11, a fixing ring 14, a mounting plate 15 and a ball nut 18, the device frame 1 is equipped with a motor A5, the power shaft end of the motor A5 is connected to the adjustment plate 6 installed on the device frame 1, the adjustment plate 6 is equipped with a clamping plate A8 and a clamping plate B9, the clamping plate A8 is equipped with a motor B10, the power shaft end of the motor B10 is equipped with a mounting plate 15, the mounting plate 15 is equipped with a fixing ring 14, the device frame 1 is equipped with a lifter 2, one end of the lifter 2 is equipped with The conveyor 11 is provided with a detection needle 3, and a bottom plate 12 is installed on the conveyor 11, and a rotor placement card plate 13 is installed on the bottom plate 12. The worker puts the rotor between the two sets of rotor placement card plates 13 installed on the bottom plate 12, and then the conveyor 11 moves the rotor to the center of the adjustment plate 6, and the conveyor 11 stops moving. The motor A5 starts to drive the adjustment plate 6 to turn left, so that the clamping plate A8 and the clamping plate B9 are turned to the top of the conveyor 11, and the clamping plate A8 and the clamping plate B9 are respectively located on the outside of the two sets of rotor placement card plates 13, and then the motor D20 is started clockwise, and the gear 21 is engaged with the tooth plate 22 so that the clamping plate A8 and the clamping plate B9 The two ends of the rotor shaft placed on the rotor placement card plate 13 are inserted between the two sets of fixing rings 14. At this time, the motor C16 rotates clockwise to cooperate with the screw 17 and the ball nut 18, so that the two sets of fixing rings 14 move relative to each other to clamp and fix the two ends of the rotor shaft. The motor A5 starts to drive the adjustment plate 6 to reset, and the rotor is removed from the rotor placement card plate 13 and rotated to the bottom of the detection device. Then the hydraulic rod 7 is extended to make one end of it fit with the card slot on the adjustment plate 6. Then the motor B10 is started to drive the mounting plate 15 to rotate, so that the rotor rotates. Then the lifter 2 starts to drive the detection needle 3 to move downward to detect the rotor, and the detection value is transmitted to Controller 4, when the detection value is within a reasonable range, hydraulic rod 7 retracts, motor A5 drives adjustment plate 6 to turn right, so that qualified rotors are placed in placement box 19. When the detection value is outside a reasonable range, motor A5 drives adjustment plate 6 to turn left, and unqualified rotors are placed back on rotor placement card plate 13 for subsequent workers to recycle, and then conveyor 11 moves to the next rotor detection, avoiding the phenomenon of slippage in belt transmission that affects the accuracy of rotor detection, and also avoiding the problem of rotor wear caused by friction between the belt and the outer wall of the rotor. The high degree of automation of this detection device is suitable for the needs of current automated production and improves the efficiency of rotor detection. The control module and detection device involved in this application are all existing mature technologies, and there are many products on the market. The protection content of this application does not involve improvements to the control module and detection device, so the model and work flow of the control module and detection device are no longer described here.

[0030] Reference Figure 1 , Figure 2 , Figure 5A motor D20 is installed on the adjustment plate 6, and a gear 21 is installed on the power shaft end of the motor D20. The gear 21 meshes with a tooth plate 22 installed on the adjustment plate 6, and the tooth plate 22 is connected to the clamping plate A8. By starting the motor D20 to rotate forward and reverse, the meshing of the gear 21 and the tooth plate 22 makes the clamping plate A8 and the clamping plate B9 move relative to each other, so that the fixing ring 14 can come to the two ends of the rotor shaft. A hydraulic rod 7 is installed on the device frame 1, and one end of the hydraulic rod 7 fits with the slot opened on the adjustment plate 6. The extension and retraction of the hydraulic rod 7 fits with the slot opened on the adjustment plate 6, so as to fix the adjustment plate 6.

[0031] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 A motor C16 is installed on the mounting plate 15, a screw 17 is installed on the power shaft end of the motor C16, ball nuts 18 are threadedly installed on two sections of threads in different directions on the screw 17, and the ball nuts 18 are connected to the fixing ring 14. By starting the motor C16 to rotate forward and reverse, the ball nuts 18 threadedly installed on the two sections of threads in different directions on the screw 17 move relatively, so that the two sets of fixing rings 14 clamp and release the two ends of the rotor shaft, and a placement box 19 is installed at the rear of the device frame 1 to store qualified rotors.

[0032] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 A controller 4 is installed on the device frame 1, and the controller 4 is connected to all motors and hydraulic equipment on the detection device. The controller 4 controls the start and stop of all motors and hydraulic equipment on the detection device, thereby improving the automation degree of the detection device. The slider installed on the ball nut 18 is slidably connected with the slide groove opened on the inner wall of the mounting plate 15, which limits the rotation of the ball nut 18 while also improving the stability of the ball nut 18 when moving. The conveying device 11 is located in front of the device frame 1, and the clamping plate A8 and the clamping plate B9 have the same structure and size.

[0033] The implementation principle of a motor rotor winding state detection device in an embodiment of the present application is as follows: a worker places the rotor between two groups of rotor placement clamps 13 installed on the bottom plate 12, and then the conveying device 11 moves the rotor to the center of the adjustment plate 6, the conveying device 11 stops moving, and the motor A5 starts to drive the adjustment plate 6 to turn left, so that the clamping plate A8 and the clamping plate B9 are rotated to the top of the conveying device 11, and the clamping plate A8 and the clamping plate B9 are respectively located on the outside of the two groups of rotor placement clamps 13, and then the motor D20 starts clockwise, and the matching gear 21 engages with the tooth plate 22 to make the clamping plate A8 and the clamping plate B9 close to each other, and the two ends of the rotor shaft placed on the rotor placement clamp 13 are inserted between the two groups of fixing rings 14. At this time, the motor C16 rotates clockwise to cooperate with the screw rod 17 and the ball nut 18, so that the two groups of fixing rings 14 move relative to each other to clamp and fix the two ends of the rotor shaft, and the motor A5 starts to drive the adjustment plate 6 to reset, and the rotor is removed from the rotor placement clamp. The plate 13 is removed and rotated to the bottom of the detection device, and then the hydraulic rod 7 is extended to make one end of it fit into the slot provided on the adjustment plate 6, and then the motor B10 is started to drive the mounting plate 15 to rotate, so that the rotor rotates, and then the lifter 2 is started to drive the detection needle 3 to move downward to detect the rotor, and the detection value is transmitted to the controller 4. When the detection value is within a reasonable range, the hydraulic rod 7 retracts, and the motor A5 drives the adjustment plate 6 to turn right, so that the qualified rotor is placed in the placement box 19. When the detection value is outside the reasonable range, the motor A5 drives the adjustment plate 6 to turn left, and the unqualified rotor is put back on the rotor placement card plate 13 for subsequent workers to recycle, and then the conveyor 11 moves to perform the next rotor detection, avoiding the phenomenon that the use of belt drive has slippage affecting the accuracy of rotor detection, and also avoiding the problem that the friction between the belt and the outer wall of the rotor easily causes rotor wear. The high degree of automation of the detection device is suitable for the needs of current automated production and improves the efficiency of rotor detection.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A motor rotor winding state detection device, comprising a device frame (1), a detection needle (3), a controller (4), an adjustment plate (6), a hydraulic rod (7), a clamping plate A (8), a clamping plate B (9), a conveying device (11), a fixing ring (14), a mounting plate (15) and a ball nut (18), characterized in that: A motor A (5) is mounted on the device frame (1), a power shaft end of the motor A (5) is connected to an adjustment plate (6) mounted on the device frame (1), a clamping plate A (8) and a clamping plate B (9) are mounted on the adjustment plate (6), a motor B (10) is mounted on the clamping plate A (8), a mounting plate (15) is mounted on the power shaft end of the motor B (10), a fixing ring (14) is mounted on the mounting plate (15), a lifter (2) is mounted on the device frame (1), a detection needle (3) is mounted on one end of the lifter (2), a bottom plate (12) is mounted on the conveying device (11), and a rotor placement clamping plate (13) is mounted on the bottom plate (12).

2. The motor rotor winding state detection device according to claim 1, characterized in that: A motor D (20) is mounted on the adjustment plate (6), a gear (21) is mounted on the power shaft end of the motor D (20), the gear (21) meshes with a toothed plate (22) mounted on the adjustment plate (6), and the toothed plate (22) is connected to the clamping plate A (8).

3. The motor rotor winding state detection device according to claim 1, characterized in that: A hydraulic rod (7) is mounted on the device frame (1), and one end of the hydraulic rod (7) fits into a slot provided on the adjustment plate (6).

4. The motor rotor winding state detection device according to claim 1, characterized in that: A motor C (16) is mounted on the mounting plate (15), a screw rod (17) is mounted on the power shaft end of the motor C (16), ball nuts (18) are threadedly mounted on two sections of threads in different directions on the screw rod (17), and the ball nuts (18) are connected to the fixing ring (14).

5. The motor rotor winding state detection device according to claim 1, characterized in that: A placement box (19) is installed at the rear of the device frame (1).

6. The motor rotor winding state detection device according to claim 1, characterized in that: A controller (4) is installed on the device frame (1), and the controller (4) is connected to all motors and hydraulic equipment on the detection device.

7. The motor rotor winding state detection device according to claim 1, characterized in that: The sliding block mounted on the ball nut (18) is slidably connected to a sliding groove provided on the inner wall of the mounting plate (15).

8. The motor rotor winding state detection device according to claim 1, characterized in that: The conveying device (11) is located in front of the device frame (1), and the clamping plate A (8) and the clamping plate B (9) have the same structure and size.

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