CN212323948U

CN212323948U - Embedded permanent magnet installation device for motor

Info

Publication number: CN212323948U
Application number: CN202021007003.5U
Authority: CN
Inventors: 朱杰
Original assignee: Beisicao Electronics Suzhou Co Ltd
Current assignee: Beisicao Electronics Suzhou Co Ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-01-08
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses an embedded permanent magnet installation device for a motor, which comprises a base and a supporting plate, wherein a rotor installation groove is arranged in the middle of the base, the base and the supporting plate are connected through a plurality of vertically arranged connecting rods, the supporting plate can slide along the connecting rods, a motor is arranged on the base, the output end of the motor is connected with a lead screw, the lead screw penetrates through the supporting plate, the lower end surface of the supporting plate is provided with a pushing and pressing mechanism, a permanent magnet fixing mechanism is arranged below the pushing and pressing mechanism, the permanent magnet fixing mechanism comprises a vertically arranged cylinder, the cylinder is coaxial with the rotor installation groove, the bottom of the cylinder is provided with four U-shaped limiting grooves which are arranged along the axial direction in an equal angle, the opening directions of the four U-shaped limiting grooves are distributed clockwise, electromagnets are arranged in the four U-shaped grooves, and the device can ensure, avoid the mistake, improve productivity.

Description

Embedded permanent magnet installation device for motor

Technical Field

The utility model relates to a motor assembly technical field, specificly be an embedded permanent magnet installation device for motor.

Background

In the prior art, the installation of the motor permanent magnet is mostly completed by manual installation, the manual installation error is large, and the manual efficiency is low; the permanent magnet can be divided into surface formula and embedded according to the mounting means, and the structure of embedded permanent magnet is mostly the cuboid, makes the magnetic pole direction of permanent magnet during artifical installation anti-easily, leads to the product unqualified, causes economic loss.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect among the prior art, the embodiment of the utility model provides an embedded permanent magnet installation device is used to motor can confirm the magnetic pole direction of permanent magnet and install, improves production efficiency.

The embodiment of the application discloses: an embedded permanent magnet installation device for a motor comprises a base and a support plate, wherein a rotor installation groove is formed in the middle of the base, the base is connected with the support plate through a plurality of vertically arranged connecting rods, the support plate can slide along the connecting rods, a motor is arranged on the base, the output end of the motor is connected with a lead screw, the lead screw penetrates through the support plate, the motor drives the lead screw to drive the support plate to slide up and down, a pushing and pressing mechanism is arranged on the lower end face of the support plate, a permanent magnet fixing mechanism is arranged below the pushing and pressing mechanism and comprises a vertically arranged cylinder, the cylinder is coaxial with the rotor installation groove, four U-shaped limiting grooves which are arranged at equal angles along the axial direction of the cylinder are arranged at the bottom of the cylinder, a permanent magnet is arranged in the U-shaped limiting grooves, and the opening directions of the four, four electromagnets are arranged in the U-shaped grooves.

Preferably, the four electromagnets are divided into a first electromagnet, a second electromagnet, a third electromagnet and a fourth electromagnet, the N poles of the first electromagnet and the third electromagnet face the inner side of the U-shaped limiting groove, and the N poles of the second electromagnet and the fourth electromagnet face the outer side of the U-shaped limiting groove.

Preferably, the pushing and pressing mechanism comprises four driving cylinders, the four driving cylinders are fixed on the supporting plate in a one-to-one correspondence manner with the U-shaped limiting grooves, pressing blocks matched with the U-shaped limiting grooves are arranged on ejector rods of the driving cylinders, and the pressing blocks are opposite to the U-shaped limiting grooves.

Preferably, the periphery of the rotor mounting groove is equiangularly provided with four electric push rods corresponding to the U-shaped limiting grooves, the output ends of the electric push rods are vertically provided with limiting plates matched with the U-shaped limiting grooves, and the limiting plates are just opposite to the end surfaces of the U-shaped limiting grooves and the end surfaces of the U-shaped limiting grooves, which are open, are located on the same plane.

Preferably, the column body and the U-shaped limiting groove are both made of non-magnetic metal materials.

Preferably, the bottom of the rotor mounting groove and the bottom of the column body are both provided with shaft holes for the rotor rotating shaft to pass through.

The utility model has the advantages as follows: the device passes through the electro-magnet with the permanent magnet homopolar principle of repelling opposite poles attracting mutually makes the permanent magnet adsorb in the U type spacing inslot prevents the permanent magnet drops, can ensure simultaneously magnetic pole direction is correct during the permanent magnet installation, avoids manual operation error, pushing and pressing mechanism will the permanent magnet bulldozes the installation extremely in the rotor, improve production efficiency greatly.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an embedded permanent magnet installation device for a motor.

Fig. 2 is a schematic view of a part of the structure of an embedded permanent magnet installation device for a motor.

Fig. 3 is a partial schematic view of an interior permanent magnet installation device for a motor.

Fig. 4 is a partial schematic view of an interior permanent magnet installation device for a motor.

Reference numerals of the above figures: 1. a base; 2. a support plate; 3. a rotor mounting groove; 4. a connecting rod; 5. a motor; 6. a screw rod; 7. a pushing mechanism; 8. a fixing mechanism; 9. a cylinder; 10. a U-shaped limiting groove; 11. a permanent magnet; 12. an electromagnet; 121. a first electromagnet; 122. a second electromagnet; 123. a third electromagnet; 124. a fourth electromagnet; 13. a rotor; 14. a permanent magnet mounting groove; 15. a rotating shaft; 16. a shaft hole; 17. a driving cylinder; 18. briquetting; 19. an electric push rod; 20. a limiting plate; 21. and a guide groove.

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 to 4, an embedded permanent magnet installation device for a motor comprises a base 1 and a support plate 2, wherein a rotor installation groove 3 is arranged in the middle of the base 1, the base 1 and the support plate 2 are connected with a connecting rod 4 through a linear bearing, the support plate 2 can slide along the connecting rod 4, a motor 5 is arranged on the base 1, the output end of the motor 5 is connected with a lead screw 6, the lead screw 6 penetrates through the support plate 2, the motor 5 drives the lead screw 6 to rotate, the lead screw 6 drives the support plate 2 to slide up and down, a pushing mechanism 7 is arranged on the lower end face of the support plate 2, a permanent magnet fixing mechanism 8 is arranged below the pushing mechanism 7, the permanent magnet fixing mechanism 8 comprises a vertically arranged cylinder 9, the cylinder 9 is coaxial with the rotor installation groove 3, four U-shaped limiting grooves 10 which are arranged at equal angles along the axial direction are arranged at the bottom, cylinder 9 with U type spacing groove 10 is made by non-magnetic metal material, permanent magnet 11 is arranged in U type spacing groove 10 is four the opening direction of U type spacing groove 10 is clockwise distribution, four all be equipped with electro-magnet 12 in the U type groove 10, the device still includes common controller and power supply system among the prior art, the controller control the switch of device, power supply system gives the device power supply. The device working process is as follows, put into rotor 13 in the rotor mounting groove 3, the up end of rotor 13 with the up end parallel and level of base 1, wait the angle on rotor 13 be equipped with four with permanent magnet mounting groove 14 that permanent magnet 11 matches, permanent magnet mounting groove 14 is just to U type spacing groove 10, the centre of rotor 13 is equipped with pivot 15, the bottom of rotor mounting groove 3 and the bottom of cylinder 9 all are equipped with the shaft hole 16 that supplies rotor pivot 15 passes, operating personnel passes through the controller is opened the device, electro-magnet 12 circular telegram will permanent magnet 11 adsorbs in U type spacing groove 10, motor 5 drive lead screw 6 is rotatory, lead screw 6 drives backup pad 2 is followed connecting rod 4 moves down, backup pad 2 drives fixing mechanism 8 with pushing and pressing mechanism 7 descends to the upper surface of permanent magnet mounting groove 14, the permanent magnet 11 is pressed into the permanent magnet mounting groove 14 along the U-shaped limiting groove 10 by the pushing mechanism 7.

Four electro-magnet 12 divides into first electro-magnet 121, second electro-magnet 122, third electro-magnet 123 and fourth electro-magnet 124, first electro-magnet 121 with the N utmost point of third electro-magnet 123 is towards the inboard of U type spacing groove 10, second electro-magnet 122 with the N utmost point of fourth electro-magnet 124 is towards the outside of U type spacing groove 10, after electro-magnet 12 circular telegram, will permanent magnet 11 adsorbs in U type spacing groove 10, prevents permanent magnet 11 drops, and ensures permanent magnet 11 is the magnetic pole direction is correct when the installation, prevents the error.

The pushing and pressing mechanism comprises four driving cylinders 17, the four driving cylinders 17 are fixed on the lower end face of the supporting plate 2 in a one-to-one correspondence mode with the U-shaped limiting grooves 10, pressing blocks 18 matched with the U-shaped limiting grooves 10 are arranged on ejector rods of the driving cylinders 17, the pressing blocks 18 are right opposite to the U-shaped limiting grooves 10, the driving cylinders 17 drive the pressing blocks 18 downwards, and the pressing blocks 18 press-fit the permanent magnets 11 into the permanent magnet mounting grooves 14.

The peripheral equal angle of rotor mounting groove 3 is equipped with four and four electric putter 19 that U type spacing groove 10 corresponds, electric putter 19's the vertical limiting plate 20 that is equipped with U type spacing groove 10 matches of output, limiting plate 20 is just right the terminal surface of U type spacing groove 10 with the terminal surface at U type spacing groove 10 opening place is located the coplanar, U type spacing groove 10 reachs when the upper surface of permanent magnet mounting groove 14, electric putter 19 promotes limiting plate 20 is forward, limiting plate 20 with U type spacing groove 10 constitutes closed guide slot 21, guide slot 21 is just right permanent magnet mounting groove 14, it will to drive actuating cylinder 17 permanent magnet 11 follows guide slot 21 pressure equipment extremely in the permanent magnet mounting groove 14.

The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. The utility model provides an embedded permanent magnet installation device for motor which characterized in that: comprises a base and a supporting plate, wherein the middle of the base is provided with a rotor mounting groove, the base and the supporting plate are connected through a plurality of vertically arranged connecting rods, the supporting plate can slide along the connecting rod, the base is provided with a motor, the output end of the motor is connected with a screw rod, the screw rod penetrates through the supporting plate, the motor drives the screw rod to drive the supporting plate to slide up and down, the lower end surface of the supporting plate is provided with a pushing and pressing mechanism, a permanent magnet fixing mechanism is arranged below the pushing and pressing mechanism, the permanent magnet fixing mechanism comprises a vertically arranged column body which is coaxial with the rotor mounting groove, the bottom of cylinder is equipped with along its axial four U type spacing grooves of equiangular arrangement, the permanent magnet is arranged in U type spacing inslot, four the opening direction of U type spacing groove is clockwise distribution, four all be equipped with the electro-magnet in the U type inslot.

2. The interior permanent magnet installation device for a motor of claim 1, wherein: the four electromagnets are divided into a first electromagnet, a second electromagnet, a third electromagnet and a fourth electromagnet, the N poles of the first electromagnet and the third electromagnet face the inner side of the U-shaped limiting groove, and the N poles of the second electromagnet and the fourth electromagnet face the outer side of the U-shaped limiting groove.

3. The interior permanent magnet installation device for a motor of claim 1, wherein: the pushing and pressing mechanism comprises four driving cylinders, the four driving cylinders are fixed on the supporting plate in a one-to-one correspondence mode with the U-shaped limiting grooves, pressing blocks matched with the U-shaped limiting grooves are arranged on ejector rods of the driving cylinders, and the pressing blocks are right opposite to the U-shaped limiting grooves.

4. The interior permanent magnet installation device for a motor of claim 1, wherein: the periphery of the rotor mounting groove is equiangularly provided with four electric push rods corresponding to the U-shaped limiting grooves, the output ends of the electric push rods are vertically provided with limiting plates matched with the U-shaped limiting grooves, and the limiting plates are opposite to the end faces of the U-shaped limiting grooves and the end faces of the openings of the U-shaped limiting grooves and located on the same plane.

5. The interior permanent magnet installation device for a motor of claim 1, wherein: the column body and the U-shaped limiting groove are both made of non-magnetic metal materials.

6. The interior permanent magnet installation device for a motor of claim 1, wherein: the bottom of rotor mounting groove with the bottom of cylinder all is equipped with the confession the shaft hole that the rotor shaft passed.