Traction motor bearing dismounting auxiliary device

Abstract

The utility model provides an auxiliary device for dismounting a traction motor bearing, and relates to the technical field of auxiliary machinery. The fixing ring is tightly hooped on the motor, the gear plate is arranged on the right side of the fixing ring, the gear plate and the fixing ring are connected through the sliding rod, the gear plate is composed of four arcs and is in a 7 shape with the left portion narrow and the right portion wide, the left end of the sliding rod is connected with the fixing ring and penetrates through the gear plate, and the right end of the sliding rod is perpendicularly bent inwards and connected with the leveraging plate. The right end of the supporting rod extends out of the leveraging plate and is connected with the control panel, a second electric telescopic rod is arranged between the control panel and the leveraging plate, the right side of the control panel is connected with the handle, a motor is arranged between the handle and the control panel, and a control key is arranged on the side face of the handle. The bearing dismounting device is simple and quick to operate, is suitable for dismounting bearings of traction motors of various sizes, and solves the problems of long bearing dismounting time and complicated bearing dismounting process of the existing equipment.

Description

Technical Field

[0001] The utility model belongs to the technical field of auxiliary machinery, and more specifically, particularly relates to a traction motor bearing disassembly auxiliary device. Background Art

[0002] In traction motors, bearings are the core load-bearing components, so the motors need to be inspected and replaced regularly. When inspecting and replacing bearings, the bearings need to be pulled out. The existing bearing disassembly technology process is cumbersome, time-consuming, and consumes a lot of maintenance costs and resources. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a traction motor bearing disassembly auxiliary device to solve the problem that the bearing disassembly of the existing equipment takes a long time and the process is complicated.

[0004] The utility model provides a traction motor bearing disassembly auxiliary device, which is achieved by the following specific technical means:

[0005] A traction motor bearing disassembly auxiliary device comprises: a fixing ring; the fixing ring is tightly clamped on the motor, a shift plate is provided on the right side of the fixing ring, and the two are connected by a sliding rod, the shift plate is composed of four arcs, and is a "7" shape with a narrow left and a wide right, the left end of the sliding rod is connected to the fixing ring and passes through the shift plate, and the right end of the sliding rod is vertically bent inward and connected to a lever plate, four support rods are provided on the lever plate, the left end of the support rod is vertically connected to a first electric telescopic rod, and the other end of the first electric telescopic rod is vertically connected to a bearing sleeve plate, the right end of the support rod extends out of the lever plate and is connected to a control board, a second electric telescopic rod is provided between the control board and the lever plate, the right side of the control board is connected to a handle, a motor is provided between the handle and the control board, and a control button is provided on the side of the handle.

[0006] Furthermore, the inner wall of the fixing ring is set to be sawtooth-shaped, and the fixing ring is composed of four arcs. The end of each arc is connected to a positioning plate. Among every two opposite positioning plates, a threaded rod is vertically connected to one positioning plate, and a circular hole is provided on the other positioning plate. The threaded rod passes through the circular hole and is connected to a handwheel, and a threaded cylinder is provided in the middle of the handwheel.

[0007] Furthermore, the sliding rod is inserted into a sliding groove inside the lever plate and is connected to the locking ball.

[0008] Furthermore, the internal slide groove of the lever plate is a cross-shaped one, and the gaps between the crosses are provided with four through holes, and a support rod passes through each through hole.

[0009] Furthermore, the bearing sleeve is in an "L" shape that is wider on the left and narrower on the right.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] 1. The utility model sets the fixing ring into four arc structures, cooperates with the threaded rod and the hand wheel, which is conducive to adjusting the aperture size of the fixing ring so that it can fix the traction motor housing of various diameters.

[0012] 2. The utility model increases friction by setting the inner wall of the fixing ring to be serrated, which is beneficial to strengthening the fixing effect of the fixing ring.

[0013] 3. The utility model provides a slide groove in the lever plate, so that the sliding rod can slide and change its size in the slide groove of the lever plate following the change of the aperture of the fixing ring and the shift plate.

[0014] 4. The utility model can adjust the distance between the bearing sleeves according to the size of the bearing by arranging a "7"-shaped bearing sleeve that is wider on the left and narrower on the right and a first electric telescopic rod, so as to be suitable for bearings of various specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a right-side structural schematic diagram of the utility model.

[0017] Figure 3 It is a structural schematic diagram of the fixed structure of the utility model.

[0018] Figure 4 It is a schematic diagram of a bearing sleeve plate of the utility model structure.

[0019] Figure 5 It is a schematic diagram of a lever board of the utility model structure.

[0020] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0021] 1. Fixing ring; 101. Positioning plate;

[0022] 2. Threaded rod;

[0023] 3. Hand wheel; 301, threaded barrel;

[0024] 4. Shift plate;

[0025] 5. Sliding rod; 501. Positioning ball;

[0026] 6. lever plate; 601. slide groove; 602. through hole;

[0027] 7. Pole;

[0028] 8. The first electric telescopic rod;

[0029] 9. Bearing sleeve plate;

[0030] 10. Second electric telescopic rod;

[0031] 11. Control panel;

[0032] 12. Motor;

[0033] 13. Control buttons. DETAILED DESCRIPTION

[0034] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention. Example

[0035] As attached Figure 1 To Attachment Figure 5 As shown:

[0036] The utility model provides a traction motor bearing disassembly auxiliary device, comprising: a fixing ring 1; the fixing ring 1 is tightly clamped on the motor, a shift plate 4 is arranged on the right side of the fixing ring 1, the two are connected by a sliding rod 5, the shift plate 4 is composed of four arcs, and is a "7" shape with a narrow left and a wide right; the left end of the sliding rod 5 is connected to the fixing ring 1 and passes through the shift plate 4, the right end of the sliding rod 5 is vertically bent inwards and connected to a lever plate 6, four support rods 7 are arranged on the lever plate 6, the left end of the support rod 7 is vertically connected to a first electric telescopic rod 8, the other end of the first electric telescopic rod 8 is vertically connected to a bearing sleeve plate 9, the right end of the support rod 7 extends out of the lever plate 6 and is connected to a control board 11, a second electric telescopic rod 10 is arranged between the control board 11 and the lever plate 6, a handle is connected to the right side of the control board 11, a motor 12 is arranged between the handle and the control board 11, and a control button 13 is arranged on the side of the handle.

[0037] Among them, Figure 2 As shown, the inner wall of the fixing ring is set to be sawtooth-shaped, and the fixing ring 1 is composed of four arcs. The end of each arc is connected to a positioning plate 101. In every two opposite positioning plates 101, a threaded rod 2 is vertically connected to one positioning plate 101, and a circular hole is provided on the other positioning plate 101. The threaded rod 2 passes through the circular hole and is connected to a hand wheel 3. A threaded cylinder 301 is provided in the middle of the hand wheel 3. The aperture size of the fixing ring 1 is adjusted by turning the hand wheel 3 so that it can fix the traction motor housing of various diameters.

[0038] Among them, Figure 3 As shown, the sliding rod 5 is inserted into the slide groove 601 inside the lever plate 6 and connected to the locking ball 501. The slide groove 601 inside the lever plate 6 is a cross-shaped, and the gap between the crosses is provided with four through holes 602. A support rod 7 passes through each through hole 602, so that the sliding rod 5 can slide and change size in the slide groove 601 of the lever plate 6 following the change of the aperture of the fixing ring 1 and the shift plate 4.

[0039] Among them, Figure 4 As shown, the bearing sleeve 9 is in an "L" shape, which is wider on the left and narrower on the right. The distance between the bearing sleeves 9 is adjusted according to the size of the bearing to adapt to bearings of various specifications.

[0040] The specific usage and function of this embodiment are as follows:

[0041] In the utility model, the hand wheel 3 is loosened, the fixing ring 1 is sleeved on the traction motor housing, the shift plate 4 is clamped on the motor housing and the inner wall, the control button 13 is pressed, the first electric telescopic rod 8 on the bearing sleeve plate 9 is stretched, the bearing sleeve plate 9 is sleeved on the bearing, the hand wheel 3 is tightened, the fixing ring 1 and the shift plate 4 are tightened, the control button 13 is pressed, the first electric telescopic rod 8 is retracted, the bearing sleeve plate 9 is tightened, the bearing is clamped, the control button 13 is pressed, the second electric telescopic rod 10 is retracted, and the bearing is pulled off the rotating shaft.

[0042] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. A traction motor bearing disassembly auxiliary device, comprising: A fixing ring (1); characterized in that: the fixing ring (1) is tightly clamped on the motor, a shift plate (4) is provided on the right side of the fixing ring (1), and the two are connected by a sliding rod (5), the shift plate (4) is composed of four arcs, and is a "7" shape with a narrow left side and a wide right side, the left end of the sliding rod (5) is connected to the fixing ring (1) and passes through the shift plate (4), and the right end of the sliding rod (5) is vertically bent inward and connected to a lever plate (6), and the lever plate (6) is provided with four support rods (7), the left end of the support rod (7) is vertically connected to a first electric telescopic rod (8), and the other end of the first electric telescopic rod (8) is vertically connected to a bearing sleeve plate (9), the right end of the support rod (7) extends out of the lever plate (6) and is connected to a control panel (11), a second electric telescopic rod (10) is provided between the control panel (11) and the lever plate (6), the right side of the control panel (11) is connected to a handle, a motor (12) is provided between the handle and the control panel (11), and a control button (13) is provided on the side of the handle.

2. A traction motor bearing disassembly auxiliary device according to claim 1, characterized in that: The inner wall of the fixing ring is set to be sawtooth-shaped. The fixing ring (1) is composed of four arcs. The end of each arc is connected to a positioning plate (101). Among every two opposing positioning plates (101), one positioning plate (101) is vertically connected to a threaded rod (2). The other positioning plate (101) is provided with a circular hole. The threaded rod (2) passes through the circular hole and is connected to a hand wheel (3). A threaded cylinder (301) is provided in the middle of the hand wheel (3).

3. A traction motor bearing disassembly auxiliary device according to claim 1, characterized in that: The sliding rod (5) is inserted into the sliding groove (601) inside the lever plate (6) and connected to the locking ball (501).

4. A traction motor bearing disassembly auxiliary device as claimed in claim 1, characterized in that: The internal sliding groove (601) of the lever plate (6) is cross-shaped, and the gaps between the crosses are provided with four through holes (602), and a support rod (7) passes through each through hole (602).

5. A traction motor bearing disassembly auxiliary device according to claim 1, characterized in that: The bearing sleeve plate (9) is in an "L" shape, wider on the left and narrower on the right.

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