CN220711296U

CN220711296U - Motor stator assembly fixture

Info

Publication number: CN220711296U
Application number: CN202322318188.1U
Authority: CN
Inventors: 张兴林; 杨鹏; 梁陪陪
Original assignee: Getec Vehicle Technology Suzhou Co ltd
Current assignee: Getec Vehicle Technology Suzhou Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-04-02
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a motor stator assembling tool, which comprises: a first assembly; the second assembly is inversely arranged on the first assembly and comprises a mounting column, a splice supporting disc and an adjusting piece which are detachably arranged on the mounting column, and a fastening component positioned between the splice supporting disc and the adjusting piece, wherein a first mounting groove for fixedly mounting the splice is formed between the splice supporting disc and the fastening component in a surrounding manner; the outer ring support disc is detachably sleeved on the outer side wall of the split support disc, and a second mounting groove is formed in the inner peripheral wall of the outer ring support disc; in the first state, the block support disc is arranged on the mounting column, the outer ring support disc is sleeved on the outer side wall of the block support disc, and the block support disc is at least partially positioned in the second mounting groove; in a second state, the split supporting plate is separated from the mounting column, and the second mounting groove is used for mounting the water jacket. The utility model can shorten the cost and time of splicing the splice blocks, improve the splicing efficiency, reduce the labor intensity of workers and improve the assembly precision.

Description

Motor stator assembly fixture

Technical Field

The utility model belongs to the technical field of tools, and particularly relates to a motor stator assembling tool.

Background

The motor stator adopts a split assembly mode, so that the slot filling rate of the stator can be improved, the power density of the motor is improved, and the cost of the motor is reduced. In the production and processing of motor stators, in order to save materials and processing cost, the stators are divided into individual splicing blocks, then the splicing blocks are wound and then spliced, and finally the jacket is sleeved. The traditional split stator is difficult to assemble and operate, and two sets of tools are needed for assembling the split stator and the hot jacket water jacket, so that the assembly efficiency of the split stator is low, the cost is high, manpower and material resources are consumed, and the result is unsatisfactory.

Therefore, in order to solve the above technical problems, it is necessary to provide a motor stator assembling tool.

Disclosure of Invention

Therefore, the utility model aims to provide a motor stator assembling tool.

In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:

a motor stator assembly fixture, the motor stator including a water jacket and a segment circumferentially mounted in the water jacket, the motor stator assembly fixture comprising:

a first assembly;

the second assembly is arranged on the first assembly in an inverted mode and comprises a mounting column, a splicing block supporting disc and an adjusting piece which are detachably mounted on the mounting column, and a fastening component which is sleeved on the mounting column and is positioned between the splicing block supporting disc and the adjusting piece, wherein a first mounting groove is formed between the splicing block supporting disc and the fastening component in a surrounding mode, and the first mounting groove is used for fixedly mounting the splicing block along the circumferential direction;

the outer ring support disc is detachably sleeved on the outer side wall of the split support disc, and a second mounting groove is formed in the inner peripheral wall of the outer ring support disc;

in a first state, the block supporting disc is arranged on the mounting column, the outer ring supporting disc is sleeved on the outer side wall of the block supporting disc, and the block supporting disc is at least partially positioned in the second mounting groove;

in a second state, the split supporting plate is separated from the mounting column, and the second mounting groove is used for mounting the water jacket.

In an embodiment, the split supporting disc comprises an inner shell sleeved on the mounting column, an outer shell arranged outside the inner shell, and a connecting part for connecting the inner shell and the outer shell, wherein a first mounting groove is formed between the outer shell and the fastening component in a surrounding manner.

In an embodiment, the inner shell is provided with a through hole along the axial direction, the mounting column part is arranged in the through hole in a penetrating way, the mounting column is provided with an assembly hole along the axial direction, the second assembly further comprises a guide head, and the guide head part is arranged in the assembly hole in a penetrating way and is propped against the inner shell.

In one embodiment, a spacer disc is fixedly mounted to the mounting post, the spacer disc being located between the tile support disc and the fastening assembly.

In an embodiment, the fastening assembly comprises an inner ring sleeved on the mounting column and propped against the adjusting piece and an outer ring sleeved on the outer side of the inner ring and propped against the separation disc, a gap is reserved between the inner ring and the separation disc, and the outer diameter self-adjusting piece of the inner ring gradually reduces towards the direction of the splicing supporting disc.

In an embodiment, the outer ring includes a plurality of circular arc bodies that set up along circumference interval, the circular arc body include outer arc board, with the interior arc board that the inner ring offset, and connect outer arc board and interior arc board's connecting plate, the internal diameter self-interacting piece of interior arc board increases gradually to piece together in the piece supporting disk direction.

In one embodiment, the fastening assembly further comprises an expansion ring sleeved outside the outer ring.

In an embodiment, the first assembly includes a base and a support plate disposed on the base, and the support plate is provided with a mounting hole matched with the mounting column.

In one embodiment, one of the outer ring support plate and the support plate is provided with a positioning hole, and the other is provided with a positioning column matched with the positioning hole.

In an embodiment, the base is provided with a telescopic column, and the telescopic column abuts against the supporting plate.

The utility model has the following beneficial effects:

the utility model provides a motor stator assembling tool, which shortens the production cost and the production time of assembling stator assembling blocks, improves the assembling efficiency, reduces the labor intensity of workers, improves the assembling precision, and promotes the development of motor performance optimization and cost minimization;

according to the utility model, the first assembly and the second assembly are matched to complete the assembly and the installation of the water jacket, and the tooling is reasonable in design, simple in structure, low in manufacturing cost and simple and convenient to operate.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic diagram of a front view of a motor stator assembly fixture according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an assembly fixture for a stator of a motor according to an embodiment of the present utility model;

FIG. 3 is a schematic exploded perspective view of a second assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of an exploded front view of a second assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic cross-sectional view of a second assembly according to an embodiment of the utility model;

FIG. 6 is a schematic top view of a second assembly and outer race support plate according to an embodiment of the utility model;

FIG. 7 is an enlarged view of a partial structure at A in FIG. 6;

FIG. 8 is a schematic cross-sectional view of a second assembly mounting tile in accordance with an embodiment of the present utility model;

FIG. 9 is a schematic cross-sectional view of a second assembly incorporating a tile and mounting an adjustment member in accordance with an embodiment of the present utility model;

FIG. 10 is a schematic cross-sectional view of a second assembly incorporating a tile and mounting an outer race support disk in accordance with an embodiment of the present utility model;

FIG. 11 is a schematic cross-sectional view of a second assembly of tiles mounted to a first assembly in accordance with an embodiment of the utility model;

FIG. 12 is a schematic cross-sectional view of a second assembly with a tile mounted to a first assembly and a press-fit water jacket in accordance with an embodiment of the present utility model;

FIG. 13 is a schematic cross-sectional view of a second assembly with a tile mounted to a first assembly and a water jacket mounted thereto in accordance with an embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the product of the application is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the embodiments of the present utility model, it should be further noted that, as used herein, the terms "first," "second," and the like do not denote any order or sequence, but rather are merely used to distinguish one element or operation from another.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The technical scheme of the utility model will be described below with reference to the accompanying drawings.

Referring to fig. 1 to 4, a motor stator assembling tool according to an embodiment of the present utility model includes:

a first assembly 1;

the second assembly 2 is arranged on the first assembly 1 in an inverted mode, the second assembly 2 comprises a mounting column 21, a split supporting disc 22 and an adjusting piece 23 which are detachably arranged on the mounting column 21, and a fastening component 24 which is sleeved on the mounting column 21 and is positioned between the split supporting disc 22 and the adjusting piece 23, a first mounting groove 25 is formed between the split supporting disc 22 and the fastening component 24 in a surrounding mode, and the first mounting groove 25 is used for fixedly mounting the split 4 along the circumferential direction;

the outer ring support disc 3 is detachably sleeved on the outer side wall of the split support disc 22, and the inner peripheral wall of the outer ring support disc 3 is provided with a second mounting groove 31;

in the first state, the block support plate 22 is mounted on the mounting column 21, the outer ring support plate 3 is sleeved on the outer side wall of the block support plate 22, and the block support plate 22 is at least partially positioned in the second mounting groove 31;

in the second state, the tile supporting tray 22 is disengaged from the mounting post 21, and the second mounting groove 31 is used for mounting the water jacket 5.

According to this design, the present embodiment can mount a plurality of segments 4 in the first mounting groove 25, and fix the segments 4 in the first mounting groove 25 with the fastening assembly 24 to avoid the segments 4 from falling off the first mounting groove 25 when the second assembly 2 is inverted to the first assembly 1, and then remove the segment supporting plate 22 to expose the second mounting groove 31 of the outer ring supporting plate 3, and then mount the water jacket 5 in a press-fit manner, thereby realizing the assembly of the motor stator and the mounting of the water jacket 5.

Wherein the adjusting member 23 is a nut.

Specifically, referring to fig. 5, the tile supporting plate 22 in the present embodiment includes an inner case 221 sleeved on the mounting post 21, an outer case 222 provided outside the inner case 221, and a connection portion 223 connecting the inner case 221 and the outer case 222, and a first mounting groove 25 is defined between the outer case 222 and the fastening member 24. With this design, the tile 4 can be fixedly mounted between the outer housing 222 and the fastening member 24 to prevent the tile 4 from falling out of the first mounting groove 25 when the second assembly 2 is inverted.

Preferably, referring to fig. 2 and 5, in order to fixedly mount the tile supporting plate 22 on the mounting post 21, the inner housing 221 in this embodiment is provided with a through hole along the axial direction, the mounting post 21 is partially disposed in the through hole, the mounting post 21 is provided with an assembly hole along the axial direction, and the second assembly 2 further includes a guide head 26, and the guide head 26 is partially disposed in the assembly hole in a penetrating manner and abuts against the inner housing 221. The guide head 26 is fixedly installed in the assembly hole, and the guide head 26 is propped against the inner shell 221, so that the tile supporting disc 22 can be prevented from falling off the mounting column 21 under the action of gravity when the first mounting groove 25 is arranged upwards so as to mount the tile 4.

In addition, referring to fig. 5, a partition plate 27 is fixedly mounted on the mounting post 21 in the present embodiment, and the partition plate 27 is located between the tile supporting plate 22 and the fastening member 24. According to this design, the fastening assembly 24 can be provided on the partition plate 27, and downward pressure can be smoothly applied to the fastening assembly 24 by the adjusting member 23, so that the fastening assembly 24 expands outwards, thereby fastening the tile 4 in the first mounting groove 25.

Further, referring to fig. 4 and 5, in order that the outer sidewall of the fastening assembly 24 can expand outwards when the adjusting member 23 moves toward the tile supporting plate 22, the fastening assembly 24 in this embodiment includes an inner ring 241 sleeved on the mounting post 21 and abutting against the adjusting member 23, and an outer ring 242 sleeved on the outer side of the inner ring 241 and abutting against the separating plate 27, and a gap is formed between the inner ring 241 and the separating plate 27, and the outer diameter of the inner ring 241 is gradually reduced from the adjusting member 23 toward the tile supporting plate 22. According to the design, the inner ring 241 is abutted against the adjusting piece 23, and under the action of the adjusting piece 23, the inner ring 241 moves towards the split supporting disc 22, and the inner ring 241 is abutted against the outer ring 242 so as to drive the outer ring 242 to expand outwards.

Referring to fig. 3 and 5, in order to better match the inner ring 241 with the outer ring 242, so that the outer ring 242 is driven to expand outwards by the inner ring 241 moving towards the tile supporting disc 22, the outer ring 242 in this embodiment includes a plurality of circular arc bodies arranged at intervals along the circumferential direction, each circular arc body includes an outer arc plate 242, an inner arc plate 241 abutting against the inner ring 241, and a connecting plate 243 connecting the outer arc plate 242 and the inner arc plate 241, and the inner diameter self-adjusting member 23 of the inner arc plate 241 increases gradually towards the tile supporting disc 22. The inner arc plate 241 is in abutment with the outer sidewall of the inner ring 241, increasing the contact area, facilitating better transfer of outwardly expanding forces to the outer ring 242.

Preferably, in order to prevent wear, referring to FIG. 3, the fastener assembly 24 of the present embodiment further includes an expansion ring 243 that is sleeved on the exterior of the outer ring 242. The expansion ring 243 may be plastic or rubber.

Referring to fig. 6 and 7, in order to facilitate the second assembly 2 being placed upside down on the first assembly 1, the first assembly 1 in this embodiment includes a base 11 and a support plate 12 disposed on the base 11, and the support plate 12 is provided with a mounting hole 121 that cooperates with the mounting post 21. According to this design, the mounting post 21 can be partially accommodated in the mounting hole 121 to avoid collision with the support plate 12.

Preferably, referring to fig. 1 and 7, the outer ring support plate 3 in this embodiment is provided with a positioning hole 32, and the support plate 12 is provided with a positioning post 122 matching with the positioning hole 32. Because the outer ring support plate 3 is sleeved on the outer side wall of the split support plate 22, the second assembly 2 and the first assembly 1 can be positioned and registered through the cooperation of the positioning holes 32 and the positioning columns 122, and the assembly tolerance of the first assembly 1 and the second assembly 2 is ensured.

Of course, the present utility model is not limited thereto, the outer ring supporting plate 3 is provided with the positioning posts 122, the supporting plate 12 is provided with the positioning holes 32 matching with the positioning posts 122, and the present utility model can be achieved without departing from the design concept and spirit of the present utility model, so those skilled in the art should understand that these technical solutions are all within the scope of the present utility model.

Referring to fig. 1, in order to buffer the impact force when the water jacket 5 is press-fitted, a telescopic column 13 is provided on the base 11 in the present embodiment, and the telescopic column 13 abuts against the support plate 12.

Referring to fig. 8 to 13, the working principle of the motor stator assembly tool in the utility model is as follows:

s1, putting the splice blocks 4, wherein the adjusting piece 23 is not assembled on the mounting column 21, and the inner ring 241 and the outer ring 242 only generate small pre-tightening force so as to realize pre-assembly, and then putting all the splice blocks 4 step by step;

s2, applying pressure to the inner ring 241 and the outer ring 242 by using the adjusting piece 23 to generate pretightening force so as to fasten each split 4 in the first mounting groove 25;

s3, the outer ring supporting disc 3 is matched with the outer ring of the splicing block supporting disc 22, so that the water jacket 5 is pressed for the next step, and the splicing blocks 4 are kept from falling off;

s4, the second assembly 2 is placed on the first assembly 1 in an inverted mode, the telescopic column 13 supports the second assembly 2, the split supporting disc 22 is detached, the water jacket 5 is installed through hot pressing, and the outer ring supporting disc 3 can descend to abut against the supporting plate 12 to finish assembly.

The technical scheme shows that the utility model has the following beneficial effects:

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments in terms of embodiments, not every embodiment is provided with a separate technical solution, and this description is for clarity only, and those skilled in the art should consider the disclosure as a whole, and the technical solutions in the embodiments may be combined appropriately to form other embodiments that can be understood by those skilled in the art.

Claims

1. The utility model provides a frock is assembled to motor stator, motor stator includes the water jacket and along circumference install in piece together in the water jacket, its characterized in that, frock is assembled to motor stator includes:

a first assembly;

2. The motor stator assembly tooling of claim 1, wherein the split support disc comprises an inner shell sleeved on the mounting post, an outer shell arranged outside the inner shell, and a connecting part connecting the inner shell and the outer shell, and a first mounting groove is formed between the outer shell and the fastening assembly in a surrounding manner.

3. The motor stator assembly fixture of claim 2, wherein the inner housing is provided with a through hole along an axial direction, the mounting post part is arranged in the through hole in a penetrating manner, the mounting post is provided with an assembly hole along an axial direction, and the second assembly further comprises a guide head part penetrating and installed in the assembly hole and propped against the inner housing.

4. The motor stator assembly fixture of claim 1, wherein a spacer disc is fixedly mounted on the mounting post, the spacer disc being located between the tile support disc and the fastening assembly.

5. The motor stator assembly tooling of claim 4, wherein the fastening assembly comprises an inner ring sleeved on the mounting post and propped against the adjusting piece and an outer ring sleeved on the outer side of the inner ring and propped against the separating disc, a gap is reserved between the inner ring and the separating disc, and an outer diameter self-adjusting piece of the inner ring gradually reduces towards the direction of the split supporting disc.

6. The motor stator assembly tooling of claim 5, wherein the outer ring comprises a plurality of circular arc bodies arranged at intervals along the circumferential direction, the circular arc bodies comprise an outer arc plate, an inner arc plate propped against the inner ring, and a connecting plate connecting the outer arc plate and the inner arc plate, and the inner diameter self-adjusting piece of the inner arc plate gradually increases towards the direction of the assembly support disc.

7. The motor stator assembly fixture of claim 5, wherein the fastening assembly further comprises a tension ring sleeved outside the outer ring.

8. The motor stator assembly fixture of claim 1, wherein the first assembly comprises a base and a support plate arranged on the base, and the support plate is provided with a mounting hole matched with the mounting column.

9. The assembly fixture for the motor stator according to claim 8, wherein one of the outer ring supporting plate and the supporting plate is provided with a positioning hole, and the other one is provided with a positioning column matched with the positioning hole.

10. The motor stator assembly fixture of claim 8, wherein the base is provided with a telescopic column, and the telescopic column abuts against the supporting plate.