CN217214332U

CN217214332U - Electric permanent magnetic chuck

Info

Publication number: CN217214332U
Application number: CN202221013798.XU
Authority: CN
Inventors: 李芝成; 田宇; 范晨; 李佳凡
Original assignee: Wuxi Jiaci Machinery Equipment Co Ltd
Current assignee: Wuxi Jiaci Machinery Equipment Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-16
Anticipated expiration: 2032-04-28

Abstract

The utility model relates to a device technical field is inhaled to magnetism, specifically is an electric permanent magnet chuck, be provided with a plurality of electric permanent magnet modules, every in the box the bottom of electric permanent magnet module can run through the bottom plate of box, every the interior wall connection of the roof of self-adaptation elasticity adjusting device and box is passed through at the top of electric permanent magnet module. The device adopts a plurality of electro-permanent magnet modules with the same specification to realize the using effect of multiple hoisting points, and the device can cope with the working condition of large bending deformation by combining the self-adaptive elasticity adjusting device, so that the hoisting operation process is stable, safe and efficient.

Description

Electric permanent magnetic chuck

Technical Field

The utility model relates to a technical field is inhaled to the magnetism, especially relates to an electric permanent magnetic chuck.

Background

The permanent magnetic chuck is designed by utilizing the continuity principle of magnetic flux and the superposition principle of magnetic fields, the magnetic circuit of the permanent magnetic chuck is designed into a plurality of magnetic systems, and the addition or cancellation of the magnetic field intensity on the working magnetic pole surface is realized through the relative motion of the magnetic systems, so that the purposes of holding and unloading are achieved. The existing electric permanent magnetic chuck is mostly of an integrated structure, namely, a cubic whole is used as the chuck and is hoisted for operation; the structure can not ensure that the magnetic force of each part of the acting surface is uniform, and can not well and stably hold and unload the deformed objects such as curved surfaces and the like.

Therefore, a new technology is urgently needed to solve the technical problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's problem, provide an electric permanent magnetic chuck, adopt the same electric permanent magnet module of a plurality of specifications to realize the result of use of many hoisting points, combine self-adaptation elasticity adjusting device to make this device can handle big bending deformation operating mode moreover, make handling operation process steady, safety and high-efficient.

The above purpose is realized by the following technical scheme:

the utility model provides an electric permanent magnet chuck, includes hollow box, be provided with a plurality of electric permanent magnet modules in the box, every the bottom of electric permanent magnet module can run through the bottom plate of box, every the top of electric permanent magnet module is through the inner wall connection of self-adaptation elasticity adjusting device with the roof of box.

Further, the electro-permanent magnet module comprises an alnico block, the lower part of the alnico block is connected with a magnetic pole, and the side wall of the alnico block is provided with a coil; the side wall of the magnetic pole is sleeved by a neodymium boron iron sleeve; the top of the alnico block is connected with the self-adaptive elasticity adjusting device.

Furthermore, the self-adaptive elasticity adjusting device comprises a first sliding block and a second sliding block which are the same in specification, the first sliding block and the second sliding block can form a cube with a sliding cavity after being matched, and a group of mutually symmetrical springs are arranged in the sliding cavity.

Furthermore, the two ends of the spring are respectively arranged on the first sliding block and the second sliding block through spring groove limiting sleeves.

Furthermore, the first sliding block and the second sliding block are respectively provided with a connecting hole for connecting with the outside through a screw; the connecting hole is located at the axis position of the first sliding block or the second sliding block.

Further, a guide post is arranged on the side wall of the first sliding block, and the guide post can be matched with a waist-shaped groove arranged on the cover plate on the same side of the first sliding block and the second sliding block.

Further, the guide post is arranged on the lower side of the sliding cavity.

Further, the length of the waist-shaped groove is not less than that of the sliding cavity.

Further, there are 8 electro-permanent magnet modules arranged in a 2 × 4 array.

Furthermore, the wiring of each electro-permanent magnet module is connected with an external control system through a pipeline arranged on the top plate of the box body.

Furthermore, a group of hanging holes for hanging are formed in the top plate of the box body.

Advantageous effects

A pair of electric permanent magnetic chuck adopts the same electric permanent magnet module of a plurality of specifications to realize the result of use of many hoisting points, combines self-adaptation elasticity adjusting device to make this device can handle big bending deformation operating mode moreover, makes handling operation process steady, safety and high-efficient.

Drawings

Fig. 1 shows a first view angle of an electric permanent magnetic chuck according to the present invention;

fig. 2 shows a second view angle of the electric permanent magnetic chuck according to the present invention;

fig. 3 is a schematic structural diagram of an electro-permanent magnet module of an electro-permanent magnet chuck according to the present invention;

fig. 4 is a schematic structural view of the adaptive elasticity adjusting device of the electric permanent magnetic chuck of the present invention;

fig. 5 is a schematic diagram of a belt cover plate of the adaptive elasticity adjusting device of the electric permanent magnetic chuck of the present invention.

Graphic notation:

the magnetic field generator comprises a 1-box body, a 2-electric permanent magnet module, a 21-alnico block, a 22-magnetic pole, a 23-coil, a 24-neodymium boron iron sleeve, a 3-adaptive elasticity adjusting device, a 31-first sliding block, a 32-second sliding block, a 33-sliding cavity, a 34-spring, a 35-spring groove, a 36-connecting hole, a 37-guide pillar, a 38-cover plate, a 39-waist-shaped groove, a 4-bottom plate, a 5-top plate, a 6-pipeline, a 7-hanging hole and an 8-threaded hole.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples.

As shown in fig. 1 and 2, the electric permanent magnetic chuck comprises a hollow box body 1, wherein a plurality of electric permanent magnet modules 2 are arranged in the box body 1, the bottom end of each electric permanent magnet module 2 can penetrate through a bottom plate 4 of the box body, and the top of each electric permanent magnet module 2 is connected with the inner wall of a top plate 5 of the box body 1 through a self-adaptive elasticity adjusting device 3.

Specifically, a group of hanging holes 7 for hanging are formed in a top plate 5 of the box body 1, and the device is hoisted through an external dispatching device;

in this device respectively the wiring of electricity permanent magnet module 2 through set up in the pipeline 6 and the external control system of roof 5 of box 1 are connected, and control system is including magnetizing button and demagnetization button, and it only needs 0.1 ~ 1s to magnetize and demagnetize.

As shown in fig. 3, as an optimization of the electric permanent magnet module 2 in the present embodiment, the electric permanent magnet module 2 includes an alnico block 21, a magnetic pole 22 is connected to a lower portion of the alnico block 21, and a coil 23 is disposed on a side wall of the alnico block 21; the side wall of the magnetic pole 22 is sleeved by a neodymium boron iron sleeve 24; the top of the alnico block 21 is connected with the adaptive elasticity adjusting device 3.

As shown in fig. 4 and 5, the adaptive elasticity adjusting device 3 includes a first slider 31 and a second slider 32 with the same specifications, the first slider 31 and the second slider 32 can form a cube with a sliding cavity 33 after being matched, and a set of mutually symmetrical springs 34 are arranged in the sliding cavity 33.

Furthermore, two ends of the spring 34 are respectively disposed in a limiting sleeve through spring grooves 35 disposed on the first slider 31 and the second slider 32.

Furthermore, the first slider 31 and the second slider 32 are respectively provided with a connecting hole 36 for connecting with the outside through a screw; the connecting hole 36 is located at the axial center of the first slider 31 or the second slider 32.

Specifically, the connection hole 36 on the first slider 31 is used for connecting with the electro-permanent magnet module 2, and the connection hole 36 on the second slider 32 is used for connecting with the inner wall of the top plate 5.

A guide post 37 is disposed on a side wall of the first slider 31, the guide post 37 can be matched with a waist-shaped groove 39 disposed on a cover plate 38 on the same side of the first slider 31 and the second slider 32, and the cover plate 38 is screwed with the screw holes 8 disposed on the first slider 31 and the second slider 32.

Specifically, the guide post 37 is disposed at the lower side of the sliding cavity, and the length of the waist-shaped groove 39 is not less than the length of the sliding cavity 33;

the working mode is as follows:

when the guide post 37 moves upwards in the waist-shaped groove 39, the length of the slide cavity 33 is reduced, and correspondingly, the electro-permanent magnet module 2 moves in a contraction mode;

when the guide post 37 moves downwards in the waist-shaped groove 39, the length of the slide cavity 33 is increased, and correspondingly, the electro-permanent magnet module 2 moves in an extending manner;

in one form of the apparatus, as shown in fig. 1, 8 of the electro-permanent magnet modules 2 are arranged in a 2 × 4 array.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any conceivable changes or substitutions by those skilled in the art within the technical scope of the present invention are covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The electric permanent magnet sucker is characterized by comprising a hollow box body, wherein a plurality of electric permanent magnet modules are arranged in the box body, the bottom end of each electric permanent magnet module can penetrate through the bottom plate of the box body, and the top of each electric permanent magnet module is connected with the inner wall of the top plate of the box body through a self-adaptive elasticity adjusting device.

2. The electro-permanent magnet chuck of claim 1 wherein the electro-permanent magnet module comprises an alnico block having poles attached to a lower portion of the alnico block, and a coil disposed on a sidewall of the alnico block; the side wall of the magnetic pole is sleeved by a neodymium boron iron sleeve; the top of the alnico block is connected with the self-adaptive elasticity adjusting device.

3. The electro-permanent magnetic chuck as claimed in claim 1, wherein the adaptive elastic force adjusting device comprises a first slide block and a second slide block with the same specifications, the first slide block and the second slide block can form a cube with a sliding cavity after being matched, and a set of mutually symmetrical springs are arranged in the sliding cavity.

4. The electric permanent magnetic chuck according to claim 3, wherein the first slider and the second slider are respectively provided with a connecting hole for connecting with the outside through a screw; the connecting hole is located at the axis position of the first sliding block or the second sliding block.

5. The electro permanent magnetic chuck as set forth in claim 3 wherein said first slider has guide posts on its side walls, said guide posts being adapted to mate with kidney-shaped slots in said cover plate mounted on the same side of said first slider as said second slider.

6. The electro permanent magnetic chuck as set forth in claim 5 wherein said guide posts are disposed on the underside of said slide cavity.

7. The electro permanent magnetic chuck set forth in claim 5 wherein said waist-shaped groove has a length not less than a length of said slide cavity.

8. The electro permanent magnet chuck of claim 1 wherein there are 8 electro permanent magnet modules arranged in a 2 x 4 array.

9. The electro-permanent magnet chuck of claim 1 wherein the wiring of each electro-permanent magnet module is connected to an external control system via a conduit disposed in the ceiling of the housing.

10. The electric permanent magnetic chuck as claimed in claim 1, wherein the top plate of the box body is further provided with a set of hanging holes for hanging.