CN212734227U

CN212734227U - High-precision new energy motor stator vehicle spigot quick-assembling clamp

Info

Publication number: CN212734227U
Application number: CN202021726276.5U
Authority: CN
Inventors: 朱发东; 朱永德; 玉国成; 王长江
Original assignee: Jiangxi Kingchun Electronic Control Technology Co ltd
Current assignee: Jiangxi Kingchun Electronic Control Technology Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-03-19
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a high-precision new forms of energy motor stator car tang fast-assembling fixture, including the chuck main part, the inside of chuck main part has seted up the spliced eye, the chuck main part is installed the cover dabber that expands through the spliced eye grafting, the outside cover of chuck main part is equipped with the axial positioning dish, the lateral part cover of the cover dabber that expands is equipped with parallel cover that expands, the tip fixed mounting of the cover dabber that expands is equipped with the protection end plate; through the design of the chuck main body, the axial positioning disc, the expansion sleeve mandrel, the parallel expansion sleeve, the protection end plate and other structures, when the rapid assembly is required, the motor stator is sleeved on the parallel expansion sleeve, the end part of the stator is tightly attached to the axial positioning disc, and the quick assembly process of the motor stator car spigot is completed by tensioning the expansion sleeve mandrel interface; the base structure of the fast-assembling clamp is simple, and the machining and manufacturing difficulty of the clamp is low.

Description

High-precision new energy motor stator vehicle spigot quick-assembling clamp

Technical Field

The utility model relates to a fast-assembling anchor clamps technical field specifically is a high accuracy new forms of energy motor stator car tang fast-assembling anchor clamps.

Background

In recent years, electric vehicles are rapidly developed, and permanent magnet synchronous motors gradually become mainstream configurations of driving motors of electric vehicles due to the advantages of simple structure, reliable operation, wide speed regulation range, high conversion efficiency and the like. At present, the electric automobile is in fierce competition, and the automobile motor is developed with the advantages of energy conservation, low noise and zero emission. In practical applications, automobile manufacturers prefer small, high-speed motors. The NVH and vibration requirements for the motor are increasing. Therefore, the assembly requirements on the stator and the rotor of the motor are high.

In consideration of the difficulty in ensuring the lamination precision of the stator, in practical situations, due to burrs and lamination errors, the coaxiality and roundness errors of inner and outer circles of a stator core are large, and particularly the outer circle of the core is large. In the prior art, the machining precision of a small motor stator is difficult to guarantee, the clamping of multiple types of motor stators cannot be used, and the model change is slow; in addition, if a double-taper clamp is adopted, the difficulty in machining and manufacturing the clamp is high, so that a high-precision new energy motor stator turning spigot quick-mounting clamp needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-precision new energy motor stator car seam allowance fast-assembling clamp, which completes the fast-assembling process of the motor stator car seam allowance through tensioning an expansion sleeve mandrel interface, has high repeated positioning precision and simple and efficient installation, can use the clamping of a plurality of types of motor stators and has fast shape change; the base structure of the fast-assembling clamp is simple, and the machining and manufacturing difficulty of the clamp is low, so that the problems in the background technology are solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy new forms of energy motor stator car tang fast-assembling anchor clamps, includes the chuck main part, the spliced eye has been seted up to the inside of chuck main part, the chuck main part is pegged graft through the spliced eye and is installed the cover dabber that expands, the outside cover of chuck main part is equipped with axial positioning dish, the lateral part cover of the cover dabber that expands is equipped with the parallel cover that expands, the tip fixed mounting of the cover dabber that expands has the protection end plate.

Preferably, the middle position of the axial positioning disk is provided with an assembly hole, and the axial positioning disk is sleeved and mounted on the axial positioning disk through the assembly hole.

Preferably, a pull head is integrally formed at the end part of the expansion sleeve mandrel, and the outer diameter of the pull head is smaller than that of the expansion sleeve mandrel.

Preferably, the annular groove is formed in the inner side wall of the parallel expansion sleeve, the annular protrusion is integrally formed on the expansion sleeve mandrel, the parallel expansion sleeve is sleeved on the expansion sleeve mandrel through the annular groove and the annular protrusion in a matched mode, and the annular recess is formed in the side portion of the parallel expansion sleeve.

Preferably, the end part of the chuck main body is provided with bolt holes, locking bolts are arranged in the bolt holes, and the bolt holes are provided with at least two groups and are arranged to be counter-sunk holes.

Preferably, the chuck main body is kept away from the tip integrated into one piece of protection end plate and is had the groove of stepping down, the groove of stepping down is the intercommunication setting with the spliced eye.

Compared with the prior art, the beneficial effects of the utility model are that:

through the design of the chuck main body, the axial positioning disc, the expansion sleeve mandrel, the parallel expansion sleeve, the protection end plate and other structures, when the rapid assembly is required, the motor stator is sleeved on the parallel expansion sleeve, the end part of the stator is tightly attached to the axial positioning disc, and the quick assembly process of the motor stator car spigot is completed by tensioning the expansion sleeve mandrel interface; the base structure of the fast-assembling clamp is simple, and the machining and manufacturing difficulty of the clamp is low.

Drawings

FIG. 1 is a schematic view of the present invention in a partial cross-sectional structure;

FIG. 2 is a schematic overall sectional structure of the present invention;

fig. 3 is a schematic structural diagram of the axial positioning disk of the present invention.

In the figure: 1. a chuck body; 2. an axial positioning disk; 3. expanding a sleeve mandrel; 4. expanding the sleeve in parallel; 5. an assembly hole; 6. a protective end plate; 7. an annular groove; 8. an annular projection; 9. an annular recess; 10. a slider; 11. inserting holes; 12. bolt holes; 13. a yielding groove; 14. and locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high accuracy new forms of energy motor stator car tang fast-assembling anchor clamps, includes chuck main part 1, and spliced eye 11 has been seted up to chuck main part 1's inside, and chuck main part 1 is pegged graft through spliced eye 11 and is installed and expand set dabber 3, and the outside cover of chuck main part 1 is equipped with axial positioning dish 2, and the lateral part cover of expanding set dabber 3 is equipped with parallel cover 4 that expands, and the end fixing of expanding set dabber 3 installs protection end plate 6.

The pilot hole 5 has been seted up to axial positioning dish 2's intermediate position, axial positioning dish 2 cup joints through pilot hole 5 and installs on axial positioning dish 2, the tip integrated into one piece of bloated cover dabber 3 has pull head 10, the external diameter of pull head 10 is less than the external diameter of bloated cover dabber 3, can conveniently stimulate the tip of bloated cover dabber 3 through pull head 10 staff, ring channel 7 has been seted up on the inside wall of the parallel bloated cover 4, the integrated into one piece has annular protrusion 8 on the bloated cover dabber 3, parallel bloated cover 4 is through ring channel 7 and the protruding 8 cooperation suit of annular on bloated cover dabber 3, the lateral part of parallel bloated cover 4 is provided with annular sunken 9, annular sunken 9 can make things convenient for the stator assembly of motor on parallel bloated cover.

Bolt hole 12 has been seted up to 1 tip of chuck main part, is provided with locking bolt 14 in the bolt hole 12, and bolt hole 12 is provided with at least two sets ofly and bolt hole 12 sets up to the counter sink, can install chuck main part 1 through locking bolt 14 cooperation bolt hole 12, and the tip integrated into one piece that chuck main part 1 kept away from protection end plate 6 has the groove of stepping down 13, and the groove of stepping down 13 is the intercommunication setting with spliced eye 11.

The working principle is as follows: the fixture is designed through the structures of the chuck main body 1, the axial positioning disc 2, the expansion sleeve mandrel 3, the parallel expansion sleeve 4, the protection end plate 6 and the like, when the fixture needs to be quickly assembled, a motor stator is sleeved on the parallel expansion sleeve 4, the end part of the stator is tightly attached to the axial positioning disc 2, and a quick assembly process of a motor stator vehicle spigot is completed through tensioning an expansion sleeve mandrel 3 interface; the base structure of the fast-assembling clamp is simple, and the machining and manufacturing difficulty of the clamp is low.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy new forms of energy motor stator car tang ready-packaged clamp, includes chuck main part (1), its characterized in that: spliced eye (11) have been seted up to the inside of chuck main part (1), chuck main part (1) is pegged graft through spliced eye (11) and is installed and expand set dabber (3), the outside cover of chuck main part (1) is equipped with axial positioning dish (2), the lateral part cover of expanding set dabber (3) is equipped with parallel cover (4) that expands, the tip fixed mounting of expanding set dabber (3) has protection end plate (6).

2. The high-precision new energy motor stator vehicle spigot quick-assembling clamp as claimed in claim 1, is characterized in that: the middle position of axial positioning dish (2) has seted up pilot hole (5), axial positioning dish (2) are cup jointed through pilot hole (5) and are installed on axial positioning dish (2).

3. The high-precision new energy motor stator vehicle spigot quick-assembling clamp as claimed in claim 1, is characterized in that: a pull head (10) is integrally formed at the end part of the expanding sleeve mandrel (3), and the outer diameter of the pull head (10) is smaller than that of the expanding sleeve mandrel (3).

4. The high-precision new energy motor stator vehicle spigot quick-assembling clamp as claimed in claim 1, is characterized in that: the parallel expansion sleeve is characterized in that an annular groove (7) is formed in the inner side wall of the parallel expansion sleeve (4), an annular protrusion (8) is formed on the expansion sleeve mandrel (3) in an integrated mode, the parallel expansion sleeve (4) is sleeved on the expansion sleeve mandrel (3) through the annular groove (7) and the annular protrusion (8) in a matched mode, and an annular recess (9) is formed in the side portion of the parallel expansion sleeve (4).

5. The high-precision new energy motor stator vehicle spigot quick-assembling clamp as claimed in claim 1, is characterized in that: bolt hole (12) have been seted up to chuck main part (1) tip, be provided with locking bolt (14) in bolt hole (12), bolt hole (12) are provided with at least two sets ofly and bolt hole (12) set up to the counter sink.

6. The high-precision new energy motor stator vehicle spigot quick-assembling clamp as claimed in claim 1, is characterized in that: the chuck is characterized in that the end part, far away from the protective end plate (6), of the chuck body (1) is integrally formed with a yielding groove (13), and the yielding groove (13) is communicated with the insertion hole (11).