Magnetic steel assembling tool

Abstract

The application discloses a magnetic steel assembling tool, which comprises a locking piece, a pushing assembly and a supporting plate; a plurality of positioning ribs are uniformly distributed on the circumferential direction of the mounting end face of the supporting plate, and installation positions for installing magnetic steels are formed between adjacent positioning ribs; the locking piece is used for installing a rotor back iron, and a to-be-installed surface of the rotor back iron, on which the magnetic steels are to be installed, is arranged to face the mounting end face; the end of the rotor back iron, which is away from the mounting end face, is provided with a guide sleeve, and a guide column is arranged on the supporting plate and axially slidably connected with the guide sleeve; the pushing assembly is used for pushing the locking piece to move towards the supporting plate, so as to realize the installation of the magnetic steels on the rotor back iron. The application can simultaneously install a plurality of magnetic steels on the rotor back iron, and improves the efficiency of installing the magnetic steels on the rotor back iron.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric machines, in particular to a magnetic steel assembly tool. BACKGROUND

[0002] The rotor back iron of an axial magnetic field motor is usually in a disc structure, and the magnetization of the magnetic field needs to be completed before installation. Due to the attraction between the magnetic field and the rotor back iron during assembly, it is difficult to simultaneously paste the magnetic steel on the rotor back iron, and only single-piece assembly can be achieved, which is low in efficiency.

[0003] Therefore, how to improve the efficiency of mounting the magnetic steel on the rotor back iron is a technical problem to be solved by those skilled in the art. SUMMARY

[0004] Therefore, the purpose of the present application is to provide a magnetic steel assembly tool that can improve the efficiency of mounting the magnetic steel on the rotor back iron.

[0005] In order to achieve the above-mentioned purpose, the present application provides the following solutions:

[0006] A magnetic steel assembly tool, comprising a locking member, a pushing assembly and a support plate;

[0007] The mounting end surface of the support plate is circumferentially provided with a plurality of positioning ribs, and the mounting positions for mounting the magnetic steel are formed between adjacent positioning ribs;

[0008] The locking member is used to mount the rotor back iron, and the mounting surface of the rotor back iron to be mounted with the magnetic steel faces the mounting end surface;

[0009] The end of the rotor back iron away from the mounting end surface is provided with a guide sleeve, and the support plate is provided with a guide column, which is axially slidably connected with the guide sleeve;

[0010] The pushing assembly is used to push the locking member to move towards the support plate, so as to realize the mounting of the magnetic steel on the rotor back iron.

[0011] In one specific embodiment, the magnetic steel assembly tool further comprises a separation assembly;

[0012] The separation assembly is mounted on the support plate and is used to drive the support plate to move away from the magnetic steel.

[0013] In another specific embodiment, the pushing assembly comprises a support arm, a connecting rod and a driving member;

[0014] One end of the connecting rod is connected with the locking member, and the other end of the connecting rod is connected with the support arm;

[0015] The driving member is used to drive the support arm to move towards or away from the support plate.

[0016] In another specific embodiment, the driving member comprises a rotating rod which is screwed with the support arm.

[0017] One of the outer wall of the guide column and the inner wall of the guide sleeve is provided with a protrusion along the axial direction, and the other is provided with a groove along the axial direction, and the protrusion can slide along the groove.

[0018] In another specific embodiment, the top end of the rotating rod is provided with a rotating handle.

[0019] In another specific embodiment, the locking member comprises a locking ring and a locking screw.

[0020] The locking ring is provided with an opening, and the locking screw is used to lock the opening.

[0021] In another specific embodiment, one end of the opening of the locking ring is provided with a threaded hole, and the other end of the opening of the locking ring is provided with a boss, and the boss is provided with a through hole, and the locking screw is screwed with the threaded hole through the through hole.

[0022] In another specific embodiment, the driving member further comprises a rotating power member.

[0023] The rotating power member is connected with the rotating rod and is used to drive the rotating rod to rotate.

[0024] And / or

[0025] The rotor back iron is provided with an inner limiting ring and an outer limiting ring coaxial with the center, and the inner limiting ring and the outer limiting ring limit the two ends of the magnetic steel respectively.

[0026] In another specific embodiment, the separating assembly comprises a plurality of jacking bolts, and each mounting position of the support plate is provided with a threaded through hole, and the jacking bolts are mounted at the end away from the rotor back iron.

[0027] In another specific embodiment, the separating assembly comprises a jacking bottom plate and a plurality of jacking rods.

[0028] One end of the jacking rod is fixed on the jacking bottom plate, each mounting position of the support plate is provided with a jacking through hole, the number of the jacking rods is equal to the number of the jacking through holes, and the jacking rods are arranged one by one in correspondence, and the jacking bottom plate drives the jacking rods to pass through the jacking through holes to separate the magnetic steel and the support plate.

[0029] The various embodiments according to the present application can be combined as desired, and the resulting embodiments are also within the scope of the present application and form part of the detailed description of the present application.

[0030] In one specific embodiment of the present application, the magnetic steel assembly tool is used to lock the locking member against the rotor back iron, install the magnetic steel in the installation position of the support plate, then fix the support plate, then face the installation surface of the rotor back iron to the magnetic steel, and then connect the guide sleeve on the rotor back iron with the guide column on the support plate, and finally push the locking member to move towards the support plate by the pushing assembly to install the magnetic steel on the rotor back iron. The present application can simultaneously install multiple magnetic steels on the rotor back iron, thereby improving the efficiency of installing the magnetic steel on the rotor back iron. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative effort.

[0032] Figure 1 A schematic view of the structure to be assembled of the magnetic steel assembly tool provided by the present application;

[0033] Figure 2 A schematic view of the structure of the rotor back iron provided by the present application;

[0034] Figure 3 A schematic view of the structure of the support plate and the jacking bolt provided by the present application when they are assembled together.

[0035] Among them, Figures 1-3 Among them,

[0036] Magnetic steel 400, magnetic steel assembly tool 1000, locking member 100, pushing assembly 200, support plate 300, rotor back iron 500, guide sleeve 50, positioning rib 30, guide column 31, separation assembly 600, support arm 20, connecting rod 21, driving member 22, rotating rod 22a, rotating handle 22b, inner limiting ring 51, outer limiting ring 52, locking ring 10, locking screw 11, opening 12, boss 13, jacking bolt 60, threaded through hole 32. DETAILED DESCRIPTION

[0037] In order to make those skilled in the art better understand the technical solutions of the present application, the present application will be further described in detail below in combination with the drawings attached Figures 1-3 and the detailed description of the present application.

[0038] Example One

[0039] As Figure 1 The present application provides a magnetic steel assembly tool 1000, wherein the magnetic steel assembly tool 1000 comprises a locking piece 100, a pushing assembly 200 and a support plate 300.

[0040] The mounting end surface of the support plate 300 is uniformly distributed with a plurality of positioning ribs 30 in the circumferential direction, and the mounting positions for mounting the magnetic steel 400 are formed between adjacent positioning ribs 30.

[0041] The locking piece 100 is used for mounting the rotor back iron 500, and the mounting surface of the rotor back iron 500 to be mounted is arranged to face the mounting end surface.

[0042] The end of the rotor back iron 500 away from the mounting end surface is provided with a guide sleeve 50, and the support plate 300 is provided with a guide column 31, which is in axial sliding connection with the guide sleeve 50.

[0043] The pushing assembly 200 is used for pushing the locking piece 100 to move towards the support plate 300 to mount the magnetic steel 400 on the rotor back iron 500.

[0044] The present application discloses a magnetic steel assembly tool 1000, which is used for locking the rotor back iron 500 with the locking piece 100 and mounting the magnetic steel 400 on the mounting position of the support plate 300.

[0045] In addition, since the positioning rib 30 is arranged on the support plate 300, the magnetic steel 400 on the support plate 300 is directly mounted on the rotor back iron 500, and the positioning rib 30 does not need to be arranged on the rotor back iron 500, thereby reducing the assembly precision requirement of the rotor back iron 500.

[0046] Embodiment two

[0047] In the second embodiment provided by the application, the magnetic steel assembly tool 1000 in the embodiment is similar to the magnetic steel assembly tool 1000 in the first embodiment, and the same parts will not be described again, and only the different parts will be introduced.

[0048] In the embodiment, the application specifically discloses that the magnetic steel assembly tool 1000 further comprises a separation assembly 600, the separation assembly 600 is mounted on the support plate 300, and is used for driving the support plate 300 to move away from the magnetic steel 400. The separation assembly 600 can be any structural assembly capable of driving the support plate 300 to move.

[0049] For example, the separation assembly 600 can comprise a plurality of jacking bolts 60, a threaded through hole 32 is arranged on each mounting position of the support plate 300, the jacking bolts 60 are mounted at the end away from the rotor back iron 500, and it should be noted that the number of the jacking bolts 60 can be the same as the number of the threaded through holes 32, and the separation of the support plate 300 and the magnetic steel 400 is realized by mounting one jacking bolt 60 in each threaded through hole 32; or the separation assembly 600 can comprise only one jacking bolt 60, and the separation of the support plate 300 and the magnetic steel 400 is realized by sequentially mounting the jacking bolt 60 in each threaded through hole 32; or the number of the jacking bolts 60 can be any other number. In order to facilitate uniform stress of the magnetic steel 400, the threaded through hole 32 is arranged at the center position of the mounting position.

[0050] The separation assembly 600 can also comprise a jacking base plate and a plurality of jacking rods, one end of the jacking rod is fixed on the jacking base plate, a jacking through hole is arranged on each mounting position of the support plate 300, the number of the jacking rods is equal to the number of the jacking through holes, and the jacking rods are arranged in one-to-one correspondence, and the jacking base plate drives the jacking rods to pass through the jacking through holes to separate the magnetic steel 400 and the support plate 300. The outer diameter of the jacking rod is slightly smaller than the inner diameter size of the jacking through hole, the jacking rod is arranged vertically with the jacking base plate, each jacking rod is arranged in one jacking through hole, and the jacking rod is lifted by the jacking base plate to lift the magnetic steel 400, so as to separate the magnetic steel 400 and the support plate 300. In order to further save manpower, the jacking base plate is driven to lift by a gas cylinder, a hydraulic cylinder or a gear and rack structure.

[0051] In the embodiment, the separation assembly 600 comprises a plurality of jacking bolts 60, and the number of the jacking bolts 60 is equal to the number of the threaded through holes 32, as shown in Figure 3 .

[0052] Further, the application discloses a pushing assembly 200 which comprises a support arm 20, a connecting rod 21 and a driving part 22, one end of the connecting rod 21 is connected with the locking part 100, and the other end of the connecting rod 21 is connected with the support arm 20. Specifically, in order to realize uniform stress of the locking part 100, the connecting part is uniformly distributed on the circumference of the locking part 100. In the embodiment, the number of the connecting rod 21 is two, and the connecting rod 21 is a connecting bolt. It should be noted that the connecting rod 21 can also be a metal rod, and is welded with the locking part 100.

[0053] In the embodiment, one end of the connecting rod 21 is connected with the support arm 20, and the other end is threadedly connected with the axial side wall of the locking part 100.

[0054] The driving part 22 is used for driving the support arm 20 to move towards or away from the support plate 300. It should be noted that the driving part 22 can be any component capable of realizing the movement of the support arm 20 towards or away from the support plate 300.

[0055] In the embodiment, the driving part 22 comprises a rotating rod 22a, the rotating part is threadedly connected with the support arm 20, one of the outer wall of the guide column 31 and the inner wall of the guide sleeve 50 is provided with a protrusion along the axial direction, and the other is provided with a groove along the axial direction, the protrusion can slide along the groove, that is, the cooperation of the protrusion and the groove limits the relative rotation of the rotor back iron 500 and the support plate 300, and converts the force of rotating the rotating part to the support arm 20 into the force of driving the support arm 20 to axially move towards or away from the support plate 300.

[0056] In order to facilitate the rotation of the rotating rod 22a, the top end of the rotating rod 22a is provided with a rotating handle 22b. Specifically, the rotating handle 22b can be integrally connected with the rotating rod 22a, or can be detachably connected. In order to avoid slipping when holding the rotating handle 22b, an anti-slip pattern layer is arranged on the rotating handle 22b.

[0057] Further, the application discloses that the locking part 100 comprises a locking ring 10 and a locking screw 11, the locking ring 10 is provided with an opening 12, so that the locking ring 10 is not a closed ring, but an open ring, and the locking screw 11 is used for locking the opening 12, thereby realizing the locking of the rotor back iron 500.

[0058] Specifically, one end of the opening 12 of the locking ring 10 is provided with a threaded hole, the other end of the opening 12 of the locking ring 10 is provided with a boss 13, a through hole is formed in the boss 13, and the locking screw 11 is threadedly connected with the threaded hole through the through hole. Specifically, the boss 13 can be formed by cutting a piece directly on the side wall of the locking ring 10, or can be detachable or welded on the locking ring 10. In the embodiment, the boss 13 is formed by cutting a piece directly on the side wall of the locking ring 10.

[0059] Further, the application discloses that the driving member 22 further comprises a rotary power member connected with the rotary rod 22a and used for driving the rotary rod 22a to rotate, thereby reducing labor intensity.

[0060] Further, the application discloses that the rotor back iron 500 is provided with an inner limiting ring 51 and an outer limiting ring 52 coaxial with the center on the surface to be installed, as shown in the figure, the inner limiting ring 51 and the outer limiting ring 52 limit two ends of the magnetic steel 400 respectively. Figure 2

[0061] The application completes the simultaneous assembly of the plurality of magnetic steels 400 through the rotary motion, and improves the assembly efficiency.

[0062] It should be noted that the words indicating the orientation, such as up, down, left, right and the like, are only for the convenience of description and do not have other specific meanings in the corresponding drawings.

[0063] It should be further noted that, in the present text, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the article or device including the element.

[0064] The principles and implementation modes of the application are described by using specific examples in the present text, and the above description of the examples is only for the purpose of helping to understand the core idea of the application. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the application without departing from the principles of the application, and these improvements and modifications also fall within the protection scope of the claims of the application.​

Claims

1. A magnetic steel assembly tool, characterized by, The locking piece, the pushing assembly and the support plate are included. A plurality of positioning ribs are evenly distributed on the mounting end surface of the support plate in the circumferential direction, and mounting positions for mounting magnetic steel are formed between adjacent positioning ribs. The locking piece is used for mounting a rotor back iron, and a mounting surface of the rotor back iron to be mounted with the magnetic steel is arranged to face the mounting end surface. The end of the rotor back iron away from the mounting end surface is provided with a guide sleeve, and the support plate is provided with a guide column in axial sliding connection with the guide sleeve. The pushing assembly is used for pushing the locking piece to move towards the support plate to realize mounting of the magnetic steel on the rotor back iron.

2. The magnetic steel assembling tooling apparatus of claim 1, wherein, The separation assembly is also included. The separation assembly is mounted on the support plate and is used for driving the support plate to move away from the magnetic steel.

3. The magnetic steel assembling tooling apparatus of claim 1, wherein, The pushing assembly includes a support arm, a connecting rod and a driving piece. One end of the connecting rod is connected with the locking piece, and the other end of the connecting rod is connected with the support arm. The driving piece is used for driving the support arm to move towards or away from the support plate.

4. The magnetic steel assembling tooling apparatus of claim 3, wherein, The driving piece includes a rotating rod in threaded connection with the support arm. One of the outer wall of the guide column and the inner wall of the guide sleeve is provided with a protrusion in the axial direction, and the other is provided with a groove in the axial direction, and the protrusion can slide along the groove.

5. The magnetic steel assembling tooling apparatus of claim 4, wherein, The top end of the rotating rod is provided with a rotating handle.

6. The magnetic steel assembling tooling apparatus of claim 4, wherein, The driving piece further includes a rotating power piece. The rotating power piece is connected with the rotating rod and is used for driving the rotating rod to rotate. And / or The mounting surface of the rotor back iron is provided with an inner limiting ring and an outer limiting ring coaxial with the center, and the inner limiting ring and the outer limiting ring limit two ends of the magnetic steel respectively.

7. The magnetic steel assembling tooling apparatus of any one of claims 1-6, wherein, The locking piece includes a locking ring and a locking screw. The locking ring is provided with an opening, and the locking screw is used for locking the opening.

8. The magnetic steel assembling tooling apparatus of claim 7, wherein, One end of the opening of the locking ring is provided with a threaded hole, and the other end of the opening of the locking ring is provided with a boss, and the boss is provided with a through hole, and the locking screw is in threaded connection with the threaded hole through the through hole.

9. The magnetic steel assembling tooling apparatus of claim 2 wherein, The separation assembly includes a plurality of jacking bolts, and a threaded through hole is formed in each mounting position of the support plate, and the jacking bolts are mounted at the end away from the rotor back iron.

10. The magnetic steel assembling tooling apparatus of claim 2 wherein, The separation assembly includes a jacking bottom plate and a plurality of jacking rods. One end of the jacking rod is fixed on the jacking bottom plate, a jacking through hole is formed in each mounting position of the support plate, the number of jacking rods is equal to the number of jacking through holes, and the jacking rods are arranged one by one in correspondence, and the jacking bottom plate drives the jacking rods to pass through the jacking through holes to separate the magnetic steel and the support plate.

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