Device for pressurizing motor rotor

Abstract

The utility model relates to the field of motor rotors, in particular to a device for pressurizing a motor rotor. The utility model provides a motor rotor pressurizing device convenient to take out. The motor rotor pressurizing device comprises a mounting block, a supporting column, a pressurizing table, a placing block, an air cylinder, a pressing block, a moving frame and the like. Four supporting columns are installed at the bottom of the installation block in the circumferential direction, a pressurizing table is installed among the four supporting columns, a containing block is arranged in the middle of the pressurizing table in a sliding mode, an air cylinder is installed at the bottom of the installation block, a pressing block is connected to a push rod of the air cylinder, a moving frame is connected to the push rod of the air cylinder, and the moving frame is located above the pressing block. The push rod on the air cylinder can reset to drive the pressing block and the moving frame to move upwards, the first moving rod and the top plate can be driven to move upwards, the first spring is reset, the top plate can push the containing block upwards, the containing block can push the rotor upwards to be separated from the pressurizing table, and the effect that a worker can take out the rotor conveniently is achieved.

Description

Technical Field

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

[0002] The motor rotor refers to the rotating part in the motor. The motor consists of two parts: the rotor and the stator. It is a device used to realize the conversion of electrical energy into mechanical energy and mechanical energy into electrical energy. The motor rotor is divided into electric motor rotor and generator rotor.

[0003] The motor rotor is manufactured by pressing the bearing into the middle of the motor rotor. The existing method is to place the motor rotor on a pressurizing table, then put the bearing into the motor rotor, and then press the bearing into the rotor through a cylinder. After pressing, the bottom of the motor rotor may stick to the pressurizing table, and it is more difficult for the staff to take out the rotor.

[0004] Therefore, we need to develop a device for pressurizing the motor rotor that is easy to remove. Utility Model Content

[0005] In order to overcome the disadvantage that after the existing motor rotor is pressed in, the bottom of the motor rotor may be adhered to the pressurizing platform, which makes it difficult for the staff to take it out, the utility model provides a motor rotor pressurizing device which is easy to take out.

[0006] The technical solution of the utility model is: a device for pressurizing a motor rotor, comprising a mounting block, a supporting column, a pressurizing platform, a placing block, a cylinder, a pressing block, a movable frame, a first moving rod and a top plate, four supporting columns are circumferentially installed at the bottom of the mounting block, a pressurizing platform is installed between the four supporting columns, a placing block is slidably provided in the middle of the pressurizing platform, a cylinder is installed at the bottom of the mounting block, a pressurizing block is connected to the push rod of the cylinder, a movable frame is connected to the push rod of the cylinder, the movable frame is above the pressurizing block, a plurality of first moving rods are circumferentially installed at the bottom of the movable frame, the first moving rods slide on the pressurizing platform, a top plate is installed between the bottoms of the plurality of first moving rods, and the top of the top plate contacts the placing block.

[0007] In a preferred embodiment of the utility model, it also includes a mounting rod, a second moving rod, a limit block, a second spring and a limit plate. The mounting rod is installed between the two support columns on the left, and the mounting rod is installed between the two support columns on the right. A plurality of second moving rods are slidably provided in the middle part of the mounting rod. A limit block is installed between the plurality of second moving rods close to the placement block. A second spring is sleeved on the two second moving rods in the middle, and the two ends of the second spring are respectively connected to the mounting rod and the limit block. A limit plate is installed between the plurality of second moving rods away from the second spring.

[0008] In a preferred embodiment of the utility model, a foot pad is also included, and the bottom of the support column is equipped with the foot pad.

[0009] In a preferred embodiment of the utility model, a first spring is further included. The first moving rod is sleeved with the first spring, and two ends of the first spring are respectively connected to the pressurizing platform and the top plate.

[0010] In a preferred embodiment of the utility model, a handle is further included. The handle is installed on a side of the limiting plate away from the second spring, and a rubber sleeve is sleeved on the handle.

[0011] In a preferred embodiment of the present invention, the foot pad is made of rubber.

[0012] The beneficial effects of the utility model are as follows: 1. The push rod on the cylinder will reset to drive the pressure block and the movable frame to move upward, which will drive the first movable rod and the top plate to move upward. The first spring will restore, the top plate will push the placement block upward, and the placement block will push the rotor upward to leave the pressurizing table, so that the staff can easily take out the rotor.

[0013] 2. The utility model pulls the handles on both sides to move outward, which will drive the second moving rod, the limit block and the limit plate to move outward, the second spring is compressed, the rotor is placed on the placement block, the bearing is placed in the rotor, the handle is released, the second spring is restored, and the limit block is pushed inward, driving the second moving rod, the limit plate and the handle to move inward until the limit plate contacts the installation rod, the limit block, the second moving rod and the handle stop moving, the limit block will limit the rotor, thereby preventing the rotor from shaking during the pressurization process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a three-dimensional cross-sectional structural schematic diagram of the installation block, support column and pressure platform of the utility model.

[0016] Figure 3 It is a three-dimensional cross-sectional structural schematic diagram of the movable frame, the first movable rod and the top plate of the utility model.

[0017] Figure 4 It is a three-dimensional cross-sectional structural schematic diagram of the second spring, the limit plate and the handle of the utility model.

[0018] The markings of the components in the accompanying drawings are as follows: 1. mounting block, 2. support column, 3. pressurizing table, 4. placement block, 5. cylinder, 6. pressure block, 7. foot pad, 8. movable frame, 9. first movable rod, 10. top plate, 11. first spring, 12. mounting rod, 13. second movable rod, 14. limit block, 15. second spring, 16. limit plate, 17. handle. DETAILED DESCRIPTION

[0019] First of all, it should be pointed out that in the different described embodiments, the same parts are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to the same parts with the same reference numerals or the same component names. Selected positional descriptions in the description, such as top, bottom, lateral, etc., also refer to the directly described and shown figures and are transferred to the new positions in the case of a change in position.

[0020] Example 1

[0021] A device for pressurizing a motor rotor, such as Figure 1-Figure 4 As shown, it includes a mounting block 1, a support column 2, a pressurizing platform 3, a placement block 4, a cylinder 5, a pressure block 6, a foot pad 7, a movable frame 8, a first moving rod 9, a top plate 10 and a first spring 11. Four support columns 2 are welded circumferentially at the bottom of the mounting block 1, a pressurizing platform 3 is fixedly installed between the four support columns 2, a placement block 4 is slidably provided in the middle of the pressurizing platform 3, a cylinder 5 is fixedly installed at the bottom of the mounting block 1, a pressure block 6 is connected to the push rod of the cylinder 5, a foot pad 7 for increasing friction is fixedly installed at the bottom of the support column 2, a movable frame 8 is connected to the push rod of the cylinder 5, the movable frame 8 is above the pressure block 6, four first moving rods 9 are circumferentially installed at the bottom of the movable frame 8, the first moving rod 9 slides on the pressurizing platform 3, a top plate 10 is welded between the bottoms of the four first moving rods 9, the top of the top plate 10 is in contact with the placement block 4, a first spring 11 is sleeved on the first moving rod 9, and the two ends of the first spring 11 are respectively connected to the pressurizing platform 3 and the top plate 10.

[0022] The staff starts the cylinder 5, and the push rod of the cylinder 5 pushes downward to drive the pressure block 6 and the movable frame 8 to move downward, which will drive the first movable rod 9 and the top plate 10 to move downward, the first spring 11 is stretched, and the placement block 4 will move downward with the movement of the top plate 10, and the rotor and bearing placed on the placement block 4 will also move downward until the pressurizing platform 3 supports the placement block 4, and the pressure block 6 will continue to move downward to press the bearing into the rotor. After the pressing, the push rod on the cylinder 5 will reset to drive the pressure block 6 and the movable frame 8 to move upward, which will drive the first movable rod 9 and the top plate 10 to move upward, the first spring 11 is restored, the top plate 10 will push the placement block 4 upward, and the placement block 4 will push the rotor upward to separate from the pressurizing platform 3.

[0023] Example 2

[0024] On the basis of Example 1, Figure 1 and Figure 4As shown, it also includes a mounting rod 12, a second moving rod 13, a limit block 14, a second spring 15, a limit plate 16 and a handle 17. The mounting rod 12 is welded between the two support columns 2 on the left, and the mounting rod 12 is welded between the two support columns 2 on the right. Three second moving rods 13 are slidably arranged in the middle part of the mounting rod 12. The limit block 14 is fixedly installed between the three second moving rods 13 on the side close to the placement block 4. The second spring 15 is sleeved on the two second moving rods 13 in the middle. The two ends of the second spring 15 are respectively connected to the mounting rod 12 and the limit block 14. A limit plate 16 is fixedly installed between the sides of the three second moving rods 13 away from the second spring 15. A handle 17 is fixedly installed on the side of the limit plate 16 away from the second spring 15. The handle 17 is sleeved with a rubber sleeve with an anti-slip function. The material of the foot pad 7 is rubber material.

[0025] When the staff needs to use the entire device to pressurize the rotor, they first pull the handles 17 on both sides to move outward, which will drive the second moving rod 13, the limit block 14 and the limit plate 16 to move outward, and the second spring 15 is compressed. The staff first places the rotor on the placement block 4, and then puts the bearing into the rotor, releases the handle 17, the second spring 15 will recover, and pushes the limit block 14 inward, which will drive the second moving rod 13, the limit plate 16 and the handle 17 to move inward until the limit plate 16 contacts the mounting rod 12, the limit block 14, the second moving rod 13 and the handle 17 stop moving, and the limit blocks 14 on both sides will limit the rotor. After pressurization, when the staff needs to take out the rotor, the staff pulls the handles 17 on both sides to move outward, which will drive the second moving rod 13, the limit block 14 and the limit plate 16 to move outward, and the second spring 15 is compressed. The staff takes out the pressurized rotor, and then puts in the next rotor and bearing that need to be pressurized, and repeats the above operation.

[0026] Although the present disclosure has been described with respect to only a limited number of embodiments, those skilled in the art having benefit of this disclosure will appreciate that various other embodiments may be designed without departing from the scope of the present invention. Therefore, the scope of the present invention should be limited only by the appended claims.

Claims

1. A device for pressurizing a motor rotor, characterized in that: The invention comprises a mounting block (1), a supporting column (2), a pressurizing platform (3), a placing block (4), a cylinder (5), a pressing block (6), a movable frame (8), a first moving rod (9) and a top plate (10). Four supporting columns (2) are circumferentially mounted on the bottom of the mounting block (1). A pressurizing platform (3) is mounted between the four supporting columns (2). A placing block (4) is slidably mounted in the middle of the pressurizing platform (3). A cylinder (5) is mounted on the bottom of the mounting block (1). A pressing block (6) is connected to the push rod of the cylinder (5). A movable frame (8) is connected to the push rod of the cylinder (5). The movable frame (8) is above the pressing block (6). A plurality of first moving rods (9) are circumferentially mounted on the bottom of the movable frame (8). The first moving rods (9) slide on the pressurizing platform (3). A top plate (10) is mounted between the bottoms of the plurality of first moving rods (9). The top of the top plate (10) contacts the placing block (4).

2. The device for pressurizing a motor rotor according to claim 1, characterized in that: The invention also comprises a mounting rod (12), a second moving rod (13), a limiting block (14), a second spring (15) and a limiting plate (16); the mounting rod (12) is mounted between the two support columns (2) on the left side, and the mounting rod (12) is mounted between the two support columns (2) on the right side; a plurality of second moving rods (13) are slidably mounted in the middle of the mounting rod (12); a limiting block (14) is mounted between the sides of the plurality of second moving rods (13) close to the placement block (4); a second spring (15) is sleeved on the two second moving rods (13) in the middle; two ends of the second spring (15) are respectively connected to the mounting rod (12) and the limiting block (14); a limiting plate (16) is mounted between the sides of the plurality of second moving rods (13) away from the second spring (15).

3. The device for pressurizing a motor rotor according to claim 1, characterized in that: It also includes a foot pad (7), and the bottom of the support column (2) is equipped with the foot pad (7).

4. The device for pressurizing a motor rotor according to claim 1, characterized in that: It also includes a first spring (11). The first moving rod (9) is sleeved with the first spring (11). The two ends of the first spring (11) are respectively connected to the pressure platform (3) and the top plate (10).

5. The device for pressurizing a motor rotor according to claim 2, characterized in that: It also includes a handle (17), which is installed on the side of the limiting plate (16) away from the second spring (15), and a rubber sleeve is sleeved on the handle (17).

6. The device for pressurizing a motor rotor according to claim 3, characterized in that: The material of the foot pad (7) is rubber material.

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