Motor rotor positioning device

Abstract

The utility model discloses a motor rotor positioning device which comprises a base, first supporting columns are fixedly installed on the periphery of the lower end of the base, a placing plate is arranged in the center of the upper end of the base, a first fixing block is fixedly installed on one side of the upper end of the base, and a transverse rod is arranged in the center of the first fixing block. A placing plate is arranged on one side of the upper end of the base, a second fixing block is fixedly installed on the other side of the upper end of the base, working boxes are arranged at the two ends of the second fixing block respectively, and the clamping assembly is movably arranged at the upper end of the placing plate and used for clamping and fixing the outer end of the rotor. According to the motor rotor machining and detecting device, the rotor is guaranteed to be kept at the stable position in the machining or detecting process, clamping plates in the clamping assemblies are designed to be arc-shaped and are matched with the outer end of the rotor in shape, meanwhile, damage to the surface of the rotor is reduced through rubber pads on the inner sides, and through the precise clamping and stable positioning functions, the machining and detecting precision and efficiency of the motor rotor are effectively improved.

Description

Technical Field

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

[0002] In the motor manufacturing and maintenance industry, precise positioning of the motor rotor is a crucial link. As the core component of the motor, the positioning accuracy of the motor rotor directly affects the performance and stability of the motor. Traditional motor rotor positioning methods often use manual operations, which is not only inefficient, but also difficult to ensure positioning accuracy and consistency.

[0003] In recent years, some motor rotor positioning devices with a high degree of automation have emerged. However, these devices still have certain limitations in design and function. For example, some devices use complex mechanical structures to achieve rotor clamping and positioning, resulting in high manufacturing costs and difficult maintenance; other devices, although capable of automatic clamping, are prone to damage to the rotor surface during the clamping process, affecting the rotor's performance.

[0004] In view of this, the existing structure and defects are studied and improved, and a motor rotor positioning device is provided to achieve a more practical purpose. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a motor rotor positioning device to solve the above-mentioned problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a motor rotor positioning device, comprising a base, a support column 1 is fixedly installed around the lower end of the base, a placement plate is arranged at the center of the upper end of the base, a fixed block 1 is fixedly installed on one side of the upper end of the base, and a cross bar is arranged in the center of the fixed block 1, a fixed block 2 is fixedly installed on the other side of the upper end of the base, and working boxes are arranged at both ends of the fixed block 2, and also includes:

[0009] The clamping assembly is movably arranged at the upper end of the placement plate and is used to clamp and fix the outer end of the rotor.

[0010] Preferably, a placement groove is provided in the center of the upper end of the placement plate, and two support columns are fixedly installed around the bottom end of the placement plate, and the bottom ends of the two support columns are connected to the upper end of the base.

[0011] Preferably, the number of the fixing blocks 1 is two and they are arranged opposite to each other on one side of the outer end of the placement plate, wherein the cross bar is fixedly connected to the inner sides of the two fixing blocks 1.

[0012] Preferably, the fixed block 2 is configured as a T-shaped body, a slide groove is opened on the front side of the upper end of the fixed block 2, and a partition plate is fixedly installed in the center of the slide groove, screws are respectively provided at both ends of the partition plate, and bearings are provided at both ends of the screw.

[0013] Preferably, a rotating motor is fixedly arranged inside the working box, wherein the output end of the rotating motor is fixedly connected to one end of the screw rod.

[0014] Preferably, the clamping assembly is arranged into two groups, and each group comprises a connecting plate, a splint, a slider, a through hole, a moving block and a gear shaft. A slider is fixedly installed on one end of the connecting plate, and a through hole is provided in the center of the slider. A moving block is fixedly installed on the other end of the connecting plate, wherein a groove is provided at one end of the inner wall of the moving block, and a gear shaft is provided inside the groove, wherein a splint is fixedly installed on the central lower end of the connecting plate.

[0015] Preferably, the two groups of sliding blocks are correspondingly arranged at one end of the cross bar and are movably sleeved on the outer end of the cross bar through the through hole, and the two groups of moving blocks are correspondingly arranged at the upper end of the second fixed block and are meshed and connected with the outer end of the bearing through the gear shaft.

[0016] Preferably, the clamping plate is arranged at the upper end of the placement plate, and the inner side of the clamping plate is arranged in an arc shape, wherein a rubber pad is fixedly installed in the center of the arc.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides a motor rotor positioning device, which has the following beneficial effects:

[0019] 1. The rotor is precisely clamped by the clamping assembly to ensure that the rotor maintains a stable position during processing or testing. The clamping plate in the clamping assembly adopts an arc design to match the outer end shape of the rotor. At the same time, the rubber pad on the inside reduces damage to the rotor surface, further ensuring the stability and reliability of the clamping. This precise clamping and stable positioning function effectively improves the accuracy and efficiency of motor rotor processing and testing.

[0020] 2. By driving the rotation of the screw, the automatic clamping and loosening operations of the clamping assembly are realized, which greatly simplifies the operation process and improves work efficiency. At the same time, the moving block of the clamping assembly ensures the stability and accuracy in the clamping and loosening process through the meshing relationship between the gear shaft and the screw. When removing or replacing the rotor, it is only necessary to rotate the rotary motor in the opposite direction to move the clamps away from each other and release the clamping of the rotor. The operation is simple and quick. This convenient operation and efficient working cycle make the motor rotor positioning device more flexible and efficient in practical applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the placement plate of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0024] Figure 4 This is a structural schematic diagram of the second fixing block of the utility model.

[0025] In the figure: 1. base; 2. support column 1; 3. fixed block 1; 4. cross bar; 5. placement plate; 6. fixed block 2; 7. working box; 8. placement slot; 9. support column 2; 10. connecting plate; 11. clamping plate; 12. slider; 13. through hole; 14. moving block; 15. gear shaft; 16. rubber pad; 17. screw; 18. slide groove; 19. partition plate; 20. rotating motor; 21. bearing. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-4 A motor rotor positioning device includes a base 1, a support column 2 is fixedly installed around the lower end of the base 1, a placement plate 5 is arranged at the center of the upper end of the base 1, a fixed block 3 is fixedly installed on one side of the upper end of the base 1, and a cross bar 4 is arranged in the center of the fixed block 3, a fixed block 6 is fixedly installed on the other side of the upper end of the base 1, and working boxes 7 are respectively arranged at both ends of the fixed block 6, and also includes:

[0028] The clamping assembly is movably arranged at the upper end of the placement plate 5 and is used to clamp and fix the outer end of the rotor.

[0029] Furthermore, a placement groove 8 is opened in the center of the upper end of the placement plate 5, and support columns 9 are fixedly installed around the bottom end of the placement plate 5, and the bottom ends of the support columns 9 are connected to the upper end of the base 1.

[0030] Furthermore, two fixing blocks 3 are provided and are arranged relatively on one side of the outer end of the placement plate 5 , wherein the cross bar 4 is fixedly connected to the inner sides of the two fixing blocks 3 .

[0031] Furthermore, the fixed block 2 6 is configured as a T-shaped body, a slide groove 18 is opened on the front side of the upper end of the fixed block 2 6, and a partition plate 19 is fixedly installed in the center of the slide groove 18, and screws 17 are respectively provided at both ends of the partition plate 19, wherein bearings 21 are provided at both ends of the screw 17.

[0032] Furthermore, a rotating motor 20 is fixedly disposed inside the working box 7 , wherein the output end of the rotating motor 20 is fixedly connected to one end of the screw rod 17 .

[0033] Furthermore, the clamping assembly is provided in two groups, and each group includes a connecting plate 10, a clamping plate 11, a slider 12, a through hole 13, a moving block 14 and a gear shaft 15. The slider 12 is fixedly installed at one end of the connecting plate 10, and a through hole 13 is opened in the center of the slider 12. The moving block 14 is fixedly installed at the other end of the connecting plate 10, wherein a groove is opened at one end of the inner wall of the moving block 14, and a gear shaft 15 is arranged inside the groove, wherein the clamping plate 11 is fixedly installed at the central lower end of the connecting plate 10.

[0034] Furthermore, two groups of sliders 12 are correspondingly arranged at one end of the cross bar 4, and are movably sleeved on the outer end of the cross bar 4 through the through hole 13. Two groups of moving blocks 14 are correspondingly arranged at the upper end of the fixed block 2 6, and are meshed and connected with the outer end of the bearing 21 through the gear shaft 15.

[0035] Furthermore, the clamping plate 11 is arranged at the upper end of the placement plate 5, and the inner side of the clamping plate 11 is arranged in an arc shape, wherein a rubber pad 16 is fixedly installed in the center of the arc.

[0036] Working principle: Place the motor rotor in the placement slot 8 at the upper end of the placement plate 5, ensure that the axis of the rotor is parallel to the cross bar 4, start the clamping process of the clamping assembly, and the rotating motor 20 starts to work. The output end drives the screw 17 to rotate. The rotation of the screw 17 drives the gear shaft 15 in the moving block 14 to engage, thereby driving the moving block 14 to move along the direction of the screw 17. The movement of the moving block 14 drives the connecting plate 10 and the slider 12 to slide on the cross bar 4, and finally the clamping plates 11 of the two sets of clamping assemblies move toward each other, clamping the outer end of the rotor, and the clamping plates The arc design on the inner side of 11 and the rubber pad 16 ensure stable clamping of the rotor and reduce damage to the rotor surface. After the clamping is completed, when the rotor is taken out or replaced, the rotary motor 20 is rotated in the reverse direction to make the screw 17 rotate in the reverse direction. The meshing relationship between the screw 17 and the gear shaft 15 causes the moving block 14 to move in the reverse direction along the screw 17, driving the connecting plate 10 and the slider 12 to slide on the cross bar 4, and finally making the clamping plates 11 of the two sets of clamping assemblies move away from each other, releasing the clamping of the rotor, taking out the rotor, and completing the working cycle of the entire positioning device.

[0037] 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 positioning device, comprising a base (1), wherein a support column (2) is fixedly installed around the lower end of the base (1), a placement plate (5) is arranged at the center of the upper end of the base (1), a fixing block (3) is fixedly installed on one side of the upper end of the base (1), and a cross bar (4) is arranged in the center of the fixing block (3), a fixing block (6) is fixedly installed on the other side of the upper end of the base (1), and working boxes (7) are respectively arranged at both ends of the fixing block (6), characterized in that: Also includes: The clamping assembly is movably arranged on the upper end of the placement plate (5) and is used to clamp and fix the outer end of the rotor.

2. A motor rotor positioning device according to claim 1, characterized in that: A placement groove (8) is provided in the center of the upper end of the placement plate (5), and two support columns (9) are fixedly installed around the bottom end of the placement plate (5), and the bottom ends of the two support columns (9) are connected to the upper end of the base (1).

3. The motor rotor positioning device according to claim 1, characterized in that: The number of the fixing blocks (3) is two and they are arranged opposite to each other on one side of the outer end of the placement plate (5), wherein the cross bar (4) is fixedly connected to the inner sides of the two fixing blocks (3).

4. The motor rotor positioning device according to claim 1, characterized in that: The second fixing block (6) is configured as a T-shaped body, a slide groove (18) is provided on the front side of the upper end of the second fixing block (6), and a partition plate (19) is fixedly installed in the center of the slide groove (18), screw rods (17) are respectively provided at both ends of the partition plate (19), wherein bearings (21) are provided at both ends of the screw rod (17).

5. The motor rotor positioning device according to claim 1, characterized in that: A rotating motor (20) is fixedly arranged inside the working box (7), wherein the output end of the rotating motor (20) is fixedly connected to one end of the screw rod (17).

6. The motor rotor positioning device according to claim 1, characterized in that: The clamping assembly is arranged in two groups, and each group comprises a connecting plate (10), a clamping plate (11), a slider (12), a through hole (13), a moving block (14) and a gear shaft (15), wherein the slider (12) is fixedly mounted on one end of the connecting plate (10), and a through hole (13) is provided in the center of the slider (12), and the moving block (14) is fixedly mounted on the other end of the connecting plate (10), wherein a groove is provided at one end of the inner wall of the moving block (14), and a gear shaft (15) is provided inside the groove, wherein the clamping plate (11) is fixedly mounted on the central lower end of the connecting plate (10).

7. The motor rotor positioning device according to claim 6, characterized in that: The two groups of sliding blocks (12) are correspondingly arranged at one end of the cross bar (4) and are movably sleeved on the outer end of the cross bar (4) through the through hole (13); the two groups of moving blocks (14) are correspondingly arranged at the upper end of the second fixed block (6) and are meshedly connected with the outer end of the bearing (21) through the gear shaft (15).

8. The motor rotor positioning device according to claim 6, characterized in that: The clamping plate (11) is arranged at the upper end of the placement plate (5), and the inner side of the clamping plate (11) is arranged in an arc shape, wherein a rubber pad (16) is fixedly installed in the center of the arc.

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