Permanent magnet motor rotor dismounting device

Abstract

The utility model provides a permanent magnet motor rotor dismounting device, which belongs to the technical field of motor auxiliary equipment and comprises a workbench, a support frame fixedly mounted on one side of the top of the workbench, a guide rail fixedly mounted on the top of the support frame, a linear motor fixedly mounted at the bottom of the guide rail, and a connecting rod fixedly mounted at the bottom of the linear motor. A dismounting mechanism is fixedly installed at the bottom of the connecting rod, a plurality of fixing mechanisms are fixedly installed at the top of the workbench, and moving wheels are fixedly installed at the bottom of the workbench. According to the utility model, through the cooperative use of the first screw dismounting machine, the first electric gripper, the base plate piece and other parts in the dismounting mechanism, the permanent magnet motor can be dismounted step by step in sequence, so that the automatic dismounting of the rotor is realized, the accuracy and safety in the dismounting process are ensured, and the production efficiency is improved. The damage risk possibly occurring in the traditional disassembly and assembly process is effectively avoided, and meanwhile, direct contact between personnel and the motor is reduced through automatic operation, so that the safety risk is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of motor auxiliary equipment, and in particular relates to a permanent magnet motor rotor disassembly and assembly device. Background Art

[0002] Permanent magnet synchronous motors use permanent magnets to provide excitation, have a simple structure, low processing cost, and high reliability. At the same time, because no excitation current is required and there is no excitation loss, they have high efficiency and power density. The permanent magnet synchronous motor includes a motor housing, a stator, a rotor, a front cover, and a rear cover. The rotor is mainly composed of a rotor core and permanent magnets. Bearings are sleeved on both sides of the rotor, and one side of the bearing is mounted on the front cover. A bearing pressure plate is used to prevent axial movement. The stator is sleeved outside the rotor and fixedly set in the motor housing.

[0003] Publication No. CN220043177U, a motor rotor disassembly and assembly device, including a base, a mobile platform, a hydraulic lifting device and a rotor support device; the hydraulic lifting device and the rotor support device are fixedly mounted on the base, and the mobile platform is horizontally movable on the base; the rotor support device can move vertically under the action of the hydraulic lifting device; the rotor support device is provided with a U-shaped support frame, and the U-shaped support frame is provided with a first support arm and a second support arm for supporting the two ends of the rotor respectively. The device described in the utility model uses a U-shaped support frame to support the two ends of the rotor, and uses a guide device to accurately guide the movement of the motor. The rotor always maintains a high level during the assembly and disassembly process, thereby ensuring the accurate extraction and reassembly of the rotor along the axial direction, thereby improving the accuracy of the rotor assembly and disassembly; the device has a simple structure, is easy to operate, has high operating efficiency, and does not occupy on-site lifting equipment.

[0004] However, the traditional manual disassembly and assembly method is inefficient and may cause damage to parts due to improper human operation. Production quality is also difficult to guarantee. In addition, during the disassembly and assembly process, people come into direct contact with the motor, which poses certain safety risks. Utility Model Content

[0005] The purpose of the utility model is to provide a permanent magnet motor rotor disassembly and assembly device, aiming to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A permanent magnet motor rotor disassembly and assembly device comprises a workbench, a support frame fixedly mounted on one side of the top of the workbench, a guide rail fixedly mounted on the top of the support frame, a linear motor fixedly mounted on the bottom of the guide rail, a connecting rod fixedly mounted on the bottom of the linear motor, a disassembly and assembly mechanism fixedly mounted on the bottom of the connecting rod, a plurality of fixing mechanisms fixedly mounted on the top of the workbench, and moving wheels fixedly mounted on the bottom of the workbench.

[0008] As a preferred solution of the present invention, the disassembly and assembly mechanism includes a first cylinder, a first screw remover, a second cylinder, a first fixed plate, a first rotating shaft, a first rotating motor, a first electric gripper and a first parts box. The first cylinder is fixedly mounted on the bottom of the connecting rod, the first screw remover is fixedly mounted on the bottom of the first cylinder, the second cylinder is fixedly mounted on the left side of the first cylinder, the first fixed plate is fixedly mounted on the front of the second cylinder, the first rotating shaft is fixedly mounted on the inside of the first fixed plate, the first rotating motor is fixedly mounted on the right end of the first rotating shaft, the first electric gripper is fixedly mounted on the left end of the first rotating shaft, and the first parts box is fixedly mounted on the back of the first electric gripper.

[0009] As a preferred solution of the present invention, the disassembly and assembly mechanism also includes a third cylinder, a pad box, a pad part, a fourth cylinder, a second fixed plate, a second rotating shaft, a second rotating motor, a second electric gripper and a second parts box. The third cylinder is fixedly installed on the left side of the second cylinder, the pad box is fixedly installed on the bottom of the third cylinder, and several of the pad parts are placed in the inner cavity of the pad box. The fourth cylinder is fixedly installed on the left side of the third cylinder, the second fixed plate is fixedly installed on the front of the fourth cylinder, the second rotating shaft is fixedly installed on the inside of the second fixed plate, the second rotating motor is fixedly installed on the right end of the second rotating shaft, the second electric gripper is fixedly installed on the left end of the second rotating shaft, and the second parts box is fixedly installed on the back of the second electric gripper.

[0010] As a preferred solution of the present invention, the disassembly and assembly mechanism also includes a fifth cylinder and a second screw remover. The fifth cylinder is fixedly installed on the left side of the fourth cylinder, and the second screw remover is fixedly installed on the bottom of the fifth cylinder.

[0011] As a preferred solution of the present invention, a plurality of lifting components are fixedly installed on the top of the support frame.

[0012] As a preferred solution of the present invention, a slide rail is fixedly installed on the front of the support frame, a plurality of electric sliders are fixedly installed on the front of the slide rail, and a clamping assembly is fixedly installed on the front of the electric slider.

[0013] As a preferred solution of the present invention, the fixing mechanism includes a splint, a mounting base, a limiting groove, a limiting rod, a rack, a gear and a servo motor. The splint is fixedly installed above the workbench, the mounting base is fixedly installed on the bottom of the two splints, the limiting groove is opened on both sides of the bottom of the mounting base, the limiting rod is slidably connected to the inner cavity of the limiting groove and is fixedly connected to the workbench, the rack is fixedly installed at the bottom of the mounting base, the gear is fixedly installed between the two racks, and the servo motor is fixedly installed at the bottom of the gear.

[0014] As a preferred solution of the present invention, a controller is fixedly installed on the front of the workbench.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] By cooperating with the first screw remover, the first electric gripper and the pad member in the disassembly and assembly mechanism, the permanent magnet motor can be disassembled and assembled step by step in sequence, realizing automatic disassembly of the rotor, ensuring accuracy and safety during the disassembly and assembly process, and effectively avoiding the risk of damage that may occur in the traditional disassembly and assembly process. At the same time, the automated operation reduces direct contact between personnel and the motor, thereby reducing safety risks and greatly improving the efficiency and quality of disassembly and assembly of the permanent magnet motor rotor. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the guide rail structure of the utility model;

[0020] Figure 3 This is a front view of the overall structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the second cylinder of the present utility model;

[0022] Figure 5 This is a schematic structural diagram of the fourth cylinder of the present utility model;

[0023] Figure 6 This is a left view of the overall structure of the utility model;

[0024] Figure 7This is a structural diagram of the fixing mechanism of the present utility model.

[0025] In the figure: 1, workbench; 2, support frame; 3, guide rail; 4, linear motor; 5, connecting rod; 6, disassembly mechanism; 601, first cylinder; 602, first screw remover; 603, second cylinder; 604, first fixed plate; 605, first rotating shaft; 606, first rotating motor; 607, first electric gripper; 608, first parts box; 609, third cylinder; 6010, backing plate box; 6011, backing plate member; 6012, fourth cylinder; 6013, second fixed plate; 60 14. Second rotating shaft; 6015. Second rotating motor; 6016. Second electric gripper; 6017. Second parts box; 6018. Fifth cylinder; 6019. Second screw removal machine; 6020. Lifting assembly; 7. Fixing mechanism; 701. Clamping plate; 702. Mounting base; 703. Limiting groove; 704. Limiting rod; 705. Rack; 706. Gear; 707. Servo motor; 8. Moving wheel; 9. Slide rail; 10. Electric slider; 11. Clamping assembly; 12. Controller. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0028] Secondly, the term "one embodiment" or "embodiment" herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The phrase "in one embodiment" appearing in various places throughout this specification does not necessarily refer to the same embodiment, nor does it designate a separate or selective embodiment that is mutually exclusive with other embodiments.

[0029] Example 1

[0030] like Figure 1 - Figure 7As shown, it is the first embodiment of the utility model, which provides a permanent magnet motor rotor disassembly and assembly device, including a workbench 1, a support frame 2 is fixedly installed on one side of the top of the workbench 1, a guide rail 3 is fixedly installed on the top of the support frame 2, a linear motor 4 is fixedly installed on the bottom of the guide rail 3, a connecting rod 5 is fixedly installed on the bottom of the linear motor 4, a disassembly and assembly mechanism 6 is fixedly installed on the bottom of the connecting rod 5, a plurality of fixing mechanisms 7 are fixedly installed on the top of the workbench 1, and a moving wheel 8 is fixedly installed on the bottom of the workbench 1.

[0031] like Figure 1 、 Figure 2 and Figure 6 As shown, the permanent magnet motor is installed on the fixing mechanism 7, and the linear motor 4 on the top of the support frame 2 drives the disassembly and assembly mechanism 6 to move on the guide rail 3, so that the structure in the disassembly and assembly mechanism 6 passes through the permanent magnet motor at the bottom in turn, and the motor is subjected to operations such as removing the original screws, removing the cover plate, placing the pad, and installing the eye screws. Finally, the rotor is hoisted by the hook.

[0032] Example 2

[0033] Reference Figure 3 、 Figure 4 and Figure 5 , which is the second embodiment of the present utility model, and this embodiment is based on the previous embodiment.

[0034] In this embodiment, the disassembly and assembly mechanism 6 includes a first cylinder 601, a first screw disassembly machine 602, a second cylinder 603, a first fixed plate 604, a first rotating shaft 605, a first rotating motor 606, a first electric gripper 607 and a first parts box 608. The first cylinder 601 is fixedly mounted on the bottom of the connecting rod 5, the first screw disassembly machine 602 is fixedly mounted on the bottom of the first cylinder 601, the second cylinder 603 is fixedly mounted on the left side of the first cylinder 601, the first fixed plate 604 is fixedly mounted on the front of the second cylinder 603, and the first rotating shaft 605 is fixedly mounted. Inside the first fixed plate 604, the first rotating motor 606 is fixedly mounted on the right end of the first rotating shaft 605, the first electric gripper 607 is fixedly mounted on the left end of the first rotating shaft 605, and the first parts box 608 is fixedly mounted on the back of the first electric gripper 607. The disassembly and assembly mechanism 6 also includes a third cylinder 609, a pad box 6010, a pad part 6011, a fourth cylinder 6012, a second fixed plate 6013, a second rotating shaft 6014, a second rotating motor 6015, a second electric gripper 6016 and a second parts box 6017. The third cylinder 609 is fixed The second cylinder 603 is fixedly mounted on the left side, the pad box 6010 is fixedly mounted on the bottom of the third cylinder 609, a plurality of pad members 6011 are placed in the inner cavity of the pad box 6010, the fourth cylinder 6012 is fixedly mounted on the left side of the third cylinder 609, the second fixed plate 6013 is fixedly mounted on the front side of the fourth cylinder 6012, the second rotating shaft 6014 is fixedly mounted inside the second fixed plate 6013, the second rotating motor 6015 is fixedly mounted on the right end of the second rotating shaft 6014, and the second electric gripper 6016 is fixedly mounted on the left side of the second rotating shaft 6014. At the end, the second part box 6017 is fixedly mounted on the back of the second electric gripper 6016, the disassembly and assembly mechanism 6 also includes a fifth cylinder 6018 and a second screw remover 6019, the fifth cylinder 6018 is fixedly mounted on the left side of the fourth cylinder 6012, the second screw remover 6019 is fixedly mounted on the bottom of the fifth cylinder 6018, a plurality of lifting components 6020 are fixedly mounted on the top of the support frame 2, a slide rail 9 is fixedly mounted on the front of the support frame 2, a plurality of electric sliders 10 are fixedly mounted on the front of the slide rail 9, and a clamping component 11 is fixedly mounted on the front of the electric slider 10.

[0035] like Figure 3 、 Figure 4 and Figure 5 As shown, the first electric gripper 607 grips the original screws, the first rotary motor 606 drives the first rotating shaft 605 to rotate, and the first rotating shaft 605 drives the first electric gripper 607 to rotate to the opening of the first parts box 608. The first electric gripper 607 is loosened, so that the original screws are collected in the first parts box 608, saving materials.

[0036] Example 3

[0037] Reference Figure 1 、 Figure 6 and Figure 7 , which is the third embodiment of the present utility model, is based on the first two embodiments.

[0038] In this embodiment, the fixing mechanism 7 includes a splint 701, a mounting base 702, a limiting groove 703, a limiting rod 704, a rack 705, a gear 706 and a servo motor 707. The splint 701 is fixedly installed above the workbench 1, the mounting base 702 is fixedly installed at the bottom of the two splints 701, the limiting groove 703 is opened on both sides of the bottom of the mounting base 702, the limiting rod 704 is slidably connected to the inner cavity of the limiting groove 703, and is fixedly connected to the workbench 1, the rack 705 is fixedly installed at the bottom of the mounting base 702, the gear 706 is fixedly installed between the two racks 705, the servo motor 707 is fixedly installed at the bottom of the gear 706, and the front of the workbench 1 is fixedly installed with a controller 12.

[0039] like Figure 1 、 Figure 6 and Figure 7 As shown, the servo motor 707 is started, and the servo motor 707 drives the gear 706 to rotate, and the gear 706 drives the rack 705 and the top clamping plate 701 to move toward the center to clamp the motor.

[0040] During use, several permanent magnet motors are placed in the middle of the splint 701, and the servo motor 707 is started by the controller 12. The servo motor 707 drives the gear 706 to rotate, and the gear 706 drives the rack 705 and the top splint 701 to move toward the center to clamp the motor. Then the linear motor 4 on the guide rail 3 is started, and the linear motor 4 drives the connecting rod 5 and the disassembly and assembly mechanism 6 at the bottom to move from left to right. The permanent magnet motor at the bottom first removes the top screw of the cover through the first screw removal machine 602, and then the first electric gripper 607 picks up the screw to the first parts box 608, and removes the loose cover through the clamping assembly 11. The pad part 6011 is placed on the original cover through the pad box 6010, and then the cover is put back on top of the pad part 6011. The second electric gripper 6016 takes out the eye screw and places it in the screw hole of the cover. The second screw removal machine 6019 tightens the eye screw in reverse. Finally, the lifting assembly 6020 is used to hook the eye screw to remove the rotor.

[0041] In summary: through the coordinated use of the first screw remover 602, the first electric gripper 607 and the pad 6011 in the disassembly and assembly mechanism 6, the permanent magnet motor can be disassembled and assembled step by step in sequence, realizing automatic disassembly of the rotor, ensuring the accuracy and safety of the disassembly and assembly process, and effectively avoiding the damage risks that may occur in the traditional disassembly and assembly process. At the same time, the automated operation reduces direct contact between personnel and the motor, thereby reducing safety risks and greatly improving the efficiency and quality of disassembly and assembly of the permanent magnet motor rotor.

[0042] It is important to note that the construction and arrangement of the present application shown in a number of different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in this application. For example, an element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete elements can be altered or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "means plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to the specific embodiments, but extends to various modifications that still fall within the scope of the appended claims.

[0043] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0044] It will be appreciated that in the development of any actual embodiment, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will, for those of ordinary skill having the benefit of this disclosure, be a routine undertaking of design, fabrication, and production without undue experimentation.

[0045] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A permanent magnet motor rotor disassembly and assembly device, characterized in that: The invention comprises a workbench (1), a support frame (2) is fixedly installed on one side of the top of the workbench (1), a guide rail (3) is fixedly installed on the top of the support frame (2), a linear motor (4) is fixedly installed on the bottom of the guide rail (3), a connecting rod (5) is fixedly installed on the bottom of the linear motor (4), a disassembly mechanism (6) is fixedly installed on the bottom of the connecting rod (5), a plurality of fixing mechanisms (7) are fixedly installed on the top of the workbench (1), and a moving wheel (8) is fixedly installed on the bottom of the workbench (1).

2. A permanent magnet motor rotor disassembly and assembly device according to claim 1, characterized in that: The disassembly and assembly mechanism (6) comprises a first cylinder (601), a first screw disassembly machine (602), a second cylinder (603), a first fixed plate (604), a first rotating shaft (605), a first rotating motor (606), a first electric gripper (607) and a first parts box (608), wherein the first cylinder (601) is fixedly mounted on the bottom of the connecting rod (5), the first screw disassembly machine (602) is fixedly mounted on the bottom of the first cylinder (601), the second cylinder (603) is fixedly mounted on the left side of the first cylinder (601), the first fixed plate (604) is fixedly mounted on the front side of the second cylinder (603), the first rotating shaft (605) is fixedly mounted inside the first fixed plate (604), the first rotating motor (606) is fixedly mounted on the right end of the first rotating shaft (605), the first electric gripper (607) is fixedly mounted on the left end of the first rotating shaft (605), and the first parts box (608) is fixedly mounted on the back side of the first electric gripper (607).

3. The permanent magnet motor rotor disassembly and assembly device according to claim 2, characterized in that: The disassembly and assembly mechanism (6) further comprises a third cylinder (609), a pad box (6010), a pad member (6011), a fourth cylinder (6012), a second fixed plate (6013), a second rotating shaft (6014), a second rotating motor (6015), a second electric gripper (6016) and a second parts box (6017), wherein the third cylinder (609) is fixedly mounted on the left side of the second cylinder (603), the pad box (6010) is fixedly mounted on the bottom of the third cylinder (609), and a plurality of the pad members (6011) are placed on the pad box (6010). The fourth cylinder (6012) is fixedly mounted on the left side of the third cylinder (609), the second fixed plate (6013) is fixedly mounted on the front side of the fourth cylinder (6012), the second rotating shaft (6014) is fixedly mounted inside the second fixed plate (6013), the second rotating motor (6015) is fixedly mounted on the right end of the second rotating shaft (6014), the second electric gripper (6016) is fixedly mounted on the left end of the second rotating shaft (6014), and the second parts box (6017) is fixedly mounted on the back side of the second electric gripper (6016).

4. A permanent magnet motor rotor disassembly and assembly device according to claim 3, characterized in that: The disassembly and assembly mechanism (6) further comprises a fifth cylinder (6018) and a second screw remover (6019), wherein the fifth cylinder (6018) is fixedly mounted on the left side of the fourth cylinder (6012), and the second screw remover (6019) is fixedly mounted on the bottom of the fifth cylinder (6018).

5. The permanent magnet motor rotor disassembly and assembly device according to claim 1, characterized in that: A plurality of hoisting components (6020) are fixedly mounted on the top of the support frame (2).

6. The permanent magnet motor rotor disassembly and assembly device according to claim 1, characterized in that: A slide rail (9) is fixedly mounted on the front of the support frame (2), a plurality of electric sliders (10) are fixedly mounted on the front of the slide rail (9), and a clamping assembly (11) is fixedly mounted on the front of the electric slider (10).

7. The permanent magnet motor rotor disassembly and assembly device according to claim 1, characterized in that: The fixing mechanism (7) comprises a clamping plate (701), a mounting base (702), a limiting groove (703), a limiting rod (704), a rack (705), a gear (706) and a servo motor (707), wherein the clamping plate (701) is fixedly mounted above the workbench (1), the mounting base (702) is fixedly mounted at the bottom of the two clamping plates (701), the limiting groove (703) is provided on both sides of the bottom of the mounting base (702), the limiting rod (704) is slidably connected to the inner cavity of the limiting groove (703) and is fixedly connected to the workbench (1), the rack (705) is fixedly mounted at the bottom of the mounting base (702), the gear (706) is fixedly mounted between the two racks (705), and the servo motor (707) is fixedly mounted at the bottom of the gear (706).

8. The permanent magnet motor rotor disassembly and assembly device according to claim 7, characterized in that: A controller (12) is fixedly mounted on the front of the workbench (1).

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