CN217183141U

CN217183141U - Integral press-fitting mechanism for motor stator magnet

Info

Publication number: CN217183141U
Application number: CN202220432958.8U
Authority: CN
Inventors: 钱斌斌; 彭忠良; 余志明; 吴玮; 胡兰; 林玲; 强福慧; 赵昂
Original assignee: Hubei Hangpeng Chemical Power Technology Co Ltd
Current assignee: Hubei Hangpeng Chemical Power Technology Co Ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-12
Anticipated expiration: 2032-03-01

Abstract

The utility model relates to the technical field of press-fitting equipment, in particular to an integral press-fitting mechanism for a motor stator magnet, which solves the problems of complex structure and low press-fitting efficiency of the press-fitting equipment in the prior art; the magnetic positioning device comprises a base, wherein a vertically arranged guide rod is arranged on the base, a shifting plate is connected to the guide rod in a sliding manner, a magnet positioning shaft is clamped in the middle of the shifting plate, a stator shell is arranged at the bottom of the magnet positioning shaft, a first positioning assembly for fixing the stator shell is arranged on the base, a second positioning assembly for fixing the magnet positioning shaft is arranged on the shifting plate, a conical push rod capable of sliding vertically is arranged in the middle of the magnet positioning shaft, a wedge-shaped push block matched with the conical push rod is arranged at the bottom of the conical push rod, a press-fitting cylinder and a shifting cylinder are arranged above the shifting plate, the press-fitting cylinder is used for pressing the conical push rod downwards to enable the wedge-shaped push block to move outwards, and the shifting cylinder is used for pressing the shifting plate downwards; the device has the characteristics of simple structure, low cost, stability, reliability, simple maintenance, labor saving, high precision and high reliability.

Description

Integral press-fitting mechanism for motor stator magnet

Technical Field

The utility model relates to a pressure equipment technical field, concretely relates to whole pressure equipment mechanism of motor stator magnet.

Background

An electric machine, commonly called a motor, refers to an electromagnetic device that converts or transmits electric energy according to the law of electromagnetic induction, and the electric machine mainly functions to generate driving torque to be used as a power source for electric appliances or various machines. The motor is composed of two basic parts, namely a stator (fixed part) and a rotor (rotating part), wherein the stator is a stationary part in the motor and mainly used for generating a rotating magnetic field, so that magnets are required to be arranged in the stator, the rotor is a rotating body supported by a bearing, the bearing is also arranged in the stator, and the magnets and the bearing are required to be arranged in the stator simultaneously.

With the increasing demand of the motor nowadays, how to improve the production and processing efficiency of the motor becomes a crucial issue for manufacturers of the motor, wherein improving the processing efficiency of the stator is a very important issue. Because they are relatively small and the press-fitting precision requirement is relatively high, some difficulties are brought to press-fitting. The current pressure equipment exists that the structure is complicated, and pressure equipment efficiency is lower, has certain improvement space, the utility model discloses expand under this background promptly.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model provides a whole pressure equipment mechanism of motor stator magnet to the pressure equipment structure among the solution prior art is complicated, the not high problem of pressure equipment efficiency.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a whole pressure equipment mechanism of motor stator magnet, includes the base, be provided with the vertical guide arm of placing on the base, sliding connection has the shifting board on the guide arm, the middle part joint of shifting board has the magnet location axle, the stator shell has been placed to the bottom of magnet location axle, be provided with the first locating component of fixed stator shell on the base, be provided with the second locating component of fixed magnet location axle on the shifting board, but magnet location axle middle part is equipped with the conical push rod of vertical slip, the bottom of conical push rod is provided with the wedge ejector pad rather than matching, shifting board top is provided with pressure equipment cylinder and aversion cylinder, the pressure equipment cylinder is used for pushing down conical push rod and makes the wedge ejector pad outwards remove, the aversion cylinder is used for pushing down the shifting board.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the bottom of the magnet positioning shaft is annularly provided with positioning grooves, magnet sheets are inserted in the positioning grooves, through grooves penetrating through the magnet positioning shaft are formed in the positioning grooves, and wedge-shaped push blocks matched with the conical push rods are inserted in the through grooves.

Furthermore, a cavity is arranged in the magnet positioning shaft, and a first spring which is sleeved with the conical push rod and provides acting force for pushing the conical push rod upwards is arranged in the cavity.

Furthermore, the first positioning assembly comprises a first fixing block fixedly arranged on the base and a second fixing block arranged on the base, a clamping area for placing the stator shell is formed by the first fixing block and the second fixing block, and a fixing handle for pushing the second fixing block to be close to or far away from the stator shell is arranged on the second fixing block.

Furthermore, a second spring is connected between the first fixing block and the second fixing block.

Furthermore, a reversing pneumatic mechanical touch valve is arranged on the base, and a limiting rod is arranged on the reversing pneumatic mechanical touch valve.

Furthermore, a connecting block is arranged on the shifting plate, and the end part of the shifting cylinder is contacted with the connecting block when moving downwards.

Further, the guide rod comprises a stand column and a linear bearing sleeved on the stand column.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. simple structure and low cost.

2. Stable and reliable, and simple maintenance.

3. The labor is saved, and all the magnets of the motor stator are assembled in place at one time.

4. The structure is small and exquisite, does not account for the space, and various position can be easy to assemble fixedly.

5. The precision and the reliability are very high.

6. The manual clamping and replacement are convenient and quick.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a partial schematic view of fig. 1 with a second fixing block, a stator housing and a portion of the magnet piece removed;

FIG. 3 is a partial schematic view of the magnet positioning shaft of FIG. 2 with a portion of the wedge-shaped push block removed;

FIG. 4 is a partial cross-sectional view of FIG. 1;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a guide bar; 3. a shifting plate; 4. a magnet positioning shaft; 5. a stator housing; 6. a first positioning assembly; 7. a second positioning assembly; 8. a conical push rod; 9. a wedge-shaped push block; 10. pressing the air cylinder; 11. a displacement cylinder; 12. a magnet piece; 13. a first spring; 14. a first fixed block; 15. a second fixed block; 16. fixing a handle; 17. a second spring; 18. a pneumatic mechanical touch valve; 19. a limiting rod; 20. connecting blocks; 21. a column; 22. a linear bearing.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

As shown in fig. 1-4, the whole press-fitting mechanism for the motor stator magnet comprises a base 1, wherein a plurality of guide rods 2 which are vertically arranged are arranged on the base 1, a shifting plate 3 is connected to the guide rods 2 in a sliding manner, and the guide rods 2 in the scheme comprise upright posts 21 and linear bearings 22 which are sleeved on the upright posts 21, so that the guide rods can slide smoothly. The middle part of shifting board 3 is formed with the breach, and the joint has magnet location axle 4 in the breach, is provided with the second locating component 7 of fixed magnet location axle 4 on the shifting board 3, and second locating component 7 adopts current fixation clamp or hand to pull quick clamp. Magnet location axle 4 can move together from top to bottom along with shifting board 3, and stator housing 5 has been placed to the bottom of magnet location axle 4, and when shifting board 3 moved down, the bottom of magnet location axle 4 just in time put into stator housing 5, when shifting board 3 moved up, magnet location axle 4 breaks away from stator housing 5 completely, can place or take out stator housing 5 this moment.

The base 1 is provided with a first positioning component 6 for fixing the stator housing 5, and the first positioning component 6 comprises a first fixing block 14 fixedly arranged on the base 1 and a second fixing block 15 arranged on the base 1. The first fixing block 14 and the second fixing block 15 form a clamping area for holding the stator housing 5, and the clamping area is in a circular arc shape corresponding to the stator housing 5 for clamping more stably and tightly. The second fixing block 15 is provided with a fixing handle 16 for pushing it to approach or separate from the stator housing 5. The first fixing block 14 and the fixing handle 16 are fixed on the base 1 by using bolts, and the side part of the second fixing block 15 is also provided with other fixing blocks to form a slide rail, so that the second fixing block 15 is clamped on the stator housing 5 under the pushing of the fixing handle 16.

Preferably, a second spring 17 is connected between the first fixing block 14 and the second fixing block 15, and when the stator housing 5 is assembled and disassembled, the second spring 17 first acts on the second fixing block 15 to clamp the stator housing 5 preliminarily.

Magnet location axle 4 middle part cavity, inside is equipped with vertical conical push rod 8 that slides, and the bottom of conical push rod 8 is provided with the wedge ejector pad 9 rather than matching, and 3 tops of shifting board are provided with pressure equipment cylinder 10 and aversion cylinder 11, and pressure equipment cylinder 10 is used for pushing down conical push rod 8 and makes wedge ejector pad 9 outwards remove, and aversion cylinder 11 is used for pushing down shifting board 3. Particularly, the bottom annular of magnet location axle 4 distributes and has the constant head tank, and the interpolation of constant head tank has magnet piece 12, has seted up the logical groove that runs through magnet location axle 4 in the constant head tank, and the interpolation of logical groove has the wedge ejector pad 9 with conical push rod 8 complex. The conical push rod 8 moves downwards under the pushing of the press-fitting air cylinder 10, the end part of the conical push rod presses the wedge-shaped push block 9 to move axially outwards, and the wedge-shaped push block 9 presses the magnet piece 12 attached to the surface of the wedge-shaped push block to the inner wall of the stator shell 5.

In order to facilitate the resetting of the conical push rod 8, a cavity is arranged in the magnet positioning shaft 4, and a first spring 13 which is sleeved on the conical push rod 8 and provides acting force for pushing the conical push rod upwards is arranged in the cavity.

A reversing pneumatic mechanical touch valve 18 is arranged on the base 1, a limiting rod 19 is arranged on the reversing pneumatic mechanical touch valve 18, and the limiting rod 19 limits the vertical moving range of the shifting plate 3.

Firstly, under the push of the shift cylinder 11, the shift plate 3 moves down integrally to drive the magnet positioning shaft 4 to move down until falling into the stator shell 5, at this time, the shift plate 3 starts from the lowest position of the limiting rod 19, the press-fitting cylinder 10 presses the conical push rod 8 to move down, the magnet piece 12 is pressed on the inner wall of the stator shell 5, then the shift cylinder 11 and the press-fitting cylinder 10 reset, the shift plate 3 also resets to drive the magnet positioning shaft 4 and the conical push rod 8 to move up, and the stator shell 5 after the press-fitting is finished can be taken down after the first positioning component 6 is released.

Preferably, the displacement plate 3 is provided with a connection block 20, and the end of the displacement cylinder 11 is in contact with the connection block 20 when moving downward.

The specific working process comprises the following steps:

1: manually installing the magnet positioning shaft into the concave positioning ring on the shifting plate, and installing the hand-pulled quick clamp.

2: and manually installing the motor stator shell into the clamping area, and screwing the handle.

3: the manual master switch hand valve and the lifting mechanism are opened, the press-fitting mechanism is lowered to the bottom of the magnet positioning shaft and attached to the base, and the pneumatic mechanical touch valve for reversing is triggered.

4: the pressure head cylinder descends to press the conical push rod to the bottom, and the magnet sheets in the fixture cavity at the bottom of the magnet positioning shaft are all accurately pressed into the stator shell.

5: and manually closing the main switch hand valve, and returning all the mechanisms to the initial working state of the equipment.

Compared with the prior art, the technical scheme of the application has the following characteristics: the structure is simple, and the cost is low; the device is stable and reliable and is simple to maintain; the labor is saved, and all the magnets of the motor stator are assembled in place at one time; the structure is small and exquisite, does not occupy space, and can be conveniently installed and fixed in various directions; the precision and the reliability are very high; the manual clamping and replacement are convenient and quick.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a whole pressure equipment mechanism of motor stator magnet, a serial communication port, the on-line screen storage device comprises a base, be provided with the vertical guide arm of placing on the base, sliding connection has the shifting board on the guide arm, the middle part joint of shifting board has the magnet location axle, the stator shell has been placed to the bottom of magnet location axle, be provided with the first locating component of fixed stator shell on the base, be provided with the second locating component of fixed magnet location axle on the shifting board, magnet location axle middle part is equipped with the conical push rod that can vertically slide, the bottom of conical push rod is provided with the wedge ejector pad rather than matching, shifting board top is provided with pressure equipment cylinder and aversion cylinder, the pressure equipment cylinder is used for pushing down conical push rod and makes the wedge ejector pad outwards remove, the aversion cylinder is used for pushing down the shifting board.

2. The motor stator magnet integral press-fitting mechanism according to claim 1, wherein positioning grooves are annularly distributed at the bottom of the magnet positioning shaft, magnet pieces are inserted into the positioning grooves, through grooves penetrating through the magnet positioning shaft are formed in the positioning grooves, and wedge-shaped push blocks matched with the conical push rods are inserted into the through grooves.

3. The motor stator magnet integral press-fitting mechanism according to claim 1, wherein a cavity is provided in said magnet positioning shaft, and a first spring is provided in said cavity for engaging with said conical push rod and providing a force for pushing said conical push rod upward.

4. The integral press-fitting mechanism for the stator magnet of the motor as claimed in claim 1, wherein the first positioning assembly comprises a first fixing block fixedly disposed on the base, and a second fixing block disposed on the base, the first fixing block and the second fixing block form a clamping area for placing the stator housing, and the second fixing block is provided with a fixing handle for pushing the second fixing block to approach or depart from the stator housing.

5. The integral press-fitting mechanism for the motor stator magnet according to claim 4, wherein a second spring is connected between the first fixing block and the second fixing block.

6. The motor stator magnet integral press-fitting mechanism according to claim 1, wherein a reversing pneumatic mechanical touch valve is arranged on the base, and a limit rod is arranged on the reversing pneumatic mechanical touch valve.

7. The motor stator magnet integral press-fitting mechanism according to claim 1, wherein the shift plate is provided with a connecting block, and an end of the shift cylinder is in contact with the connecting block when moving down.

8. The integral press-fitting mechanism for the motor stator magnet according to claim 1, wherein the guide rod comprises a column and a linear bearing sleeved on the column.