CN212706833U

CN212706833U - Magnetic suction cup

Info

Publication number: CN212706833U
Application number: CN202021542516.6U
Authority: CN
Inventors: 胡茂如
Original assignee: Kunshan Quanlifa Robot Technology Co ltd
Current assignee: Kunshan Quanlifa Robot Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-16
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a magnetic chuck, which comprises a chuck body, wherein the chuck body comprises an aluminum shell and a permanent magnet component arranged in the aluminum shell, the aluminum shell comprises a shell body, a front end cover and a rear end cover, the front end cover and the rear end cover are arranged on the shell body, the rear end cover is provided with a first threaded hole, a first compressed air inlet and a gasket, the gasket is arranged at the bottom of the rear end cover, the first compressed air inlet is arranged at one side of the rear end cover, and the first threaded hole is arranged at the other three sides of the rear end cover; and a second threaded hole, a second compressed air inlet and a third threaded hole are formed in the front end cover. The utility model drives the permanent magnetic component in the shell by the compressed gas to move the permanent magnetic component up and down in the shell so as to absorb or release the metal workpiece; and does not need to be powered on, and can still be kept in the selected sucking or releasing state even if the power is off; and the design is compact, the structure is light and handy, the occupied space is small, the weight is light, the use cost is low, and the installation and the fixation are convenient.

Description

Magnetic suction cup

Technical Field

The utility model relates to a sucking disc field especially relates to a magnetic chuck.

Background

At present, mechanical auxiliary carrying and transferring are widely applied to various industries, and aiming at different product characteristics, a mechanical arm mainly has two modes of adsorption and clamping in a product taking process. Vacuum chucks are one of the vacuum apparatus actuators, and generally, gripping a product using a vacuum chuck is the cheapest way, so that the vacuum chuck is widely used in various vacuum suction apparatuses.

When carrying porous metal sheet and the laser cutting work piece of complicated geometry, traditional vacuum chuck has can't satisfy the absorption transport of porous metal sheet and complicated geometry laser cutting spare, and the electromagnetic chuck on the current market though can be used to the transport of porous metal sheet and laser cutting spare, but leads to the work piece to drop after the outage easily and produces the potential safety hazard. Therefore, there is a need to develop a chuck for facilitating handling of perforated metal sheets and laser cut pieces.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provide a magnetic sucker, which drives a permanent magnet part in a shell by compressed gas to make the permanent magnet part move up and down in the shell so as to suck or release metal workpieces; and does not need to be powered on, and can still be kept in the selected sucking or releasing state even if the power is off; and the design is compact, the structure is light and handy, the occupied space is small, the weight is light, the use cost is low, and the installation and the fixation are convenient.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

a magnetic sucker comprises a sucker body, wherein the sucker body comprises an aluminum shell and a permanent magnet component arranged in the aluminum shell, the aluminum shell comprises a shell body, a front end cover and a rear end cover, the front end cover and the rear end cover are arranged on the shell body, a first threaded hole, a first compressed air inlet and a gasket are formed in the rear end cover, the gasket is located at the bottom of the rear end cover, the first compressed air inlet is located on one side of the rear end cover, and the first threaded hole is located in the other three sides of the rear end cover; the front end cover is provided with a second threaded hole, a second compressed air inlet and a third threaded hole, the third threaded hole is positioned at the top of the front end cover, the second compressed air inlet is positioned at one side of the front end cover, and the second threaded hole is positioned at the other three sides of the front end cover; the permanent magnet component comprises a guide piston sleeve and a permanent magnet arranged in the guide piston sleeve. By adopting the technical scheme, the aluminum shell has durable structure and light weight; the permanent magnet component is used for moving up and down in the aluminum shell, the permanent magnet component faces downwards, the sucker of the permanent magnet component sucks the workpiece, the permanent magnet component faces upwards, and the sucker of the permanent magnet component releases the workpiece; the first threaded hole and the second threaded hole are arranged on three sides of the sucker body and are used for connecting the HTS installation piece and installing the two suckers in parallel; the third threaded hole is used for connecting and mounting the bracket; the first compressed air inlet and the second compressed air inlet are used for injecting compressed air into the shell so as to drive the permanent magnet component in the shell to move up and down; the gasket is used for being attached to the surface of a conveyed workpiece so as to increase the transverse force; the guide piston sleeve is used for moving in the shell body; the permanent magnet is fixed on the guide piston sleeve and used for moving along with the guide piston sleeve.

Preferably, the first and second compressed air inlets are located on the same side of the suction cup body. By adopting the technical scheme, the installation and connection of the compressed air pipe are facilitated.

Preferably, the front end cover and the rear end cover are connected with the shell body in a locking mode through screws, and a sealing ring is arranged at the joint of the front end cover and the rear end cover. By adopting the technical scheme, the locking and sealing are convenient, and the air leakage of the shell is prevented.

Preferably, the front end cover and the rear end cover are provided with air grooves on one side of the shell body, and the air grooves are connected with the first compressed air inlet or the second compressed air inlet. By adopting the technical scheme, the compressed air can conveniently enter the air groove through the air inlet, and then the compressed air is dispersed on the permanent magnet component through the air groove so as to push the permanent magnet component to move upwards or downwards.

Preferably, the gasket is a friction gasket made of PU material, and the friction gasket is connected with a sucker table arranged at the bottom of the rear end cover; the bottom of the friction washer is provided with a friction platform which is uniformly arranged around the axial direction of the friction washer. By adopting the technical scheme, the friction platform is used for being attached to the surface of the workpiece, so that the transverse force between the gasket and the workpiece is increased; and the friction gasket is clamped on the sucker table, so that the friction gasket is convenient to replace.

The utility model has the advantages that: the utility model has the advantages of novel design, simple structure and convenient use, compared with the traditional sucker, the utility model drives the permanent magnetic component in the shell by the compressed gas to move the permanent magnetic component up and down in the shell so as to absorb or release the metal workpiece; and does not need to be powered on, and can still be kept in the selected sucking or releasing state even if the power is off; and the design is compact, the structure is light and handy, the occupied space is small, the weight is light, the use cost is low, and the installation and the fixation are convenient.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a plan view relating to the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a bottom view of the present invention;

fig. 4 is a schematic view of a partial cross-sectional structure according to the present invention.

The reference numbers in the figures illustrate: the novel magnetic chuck comprises a chuck body 1, an aluminum shell 2, a permanent magnet component 3, a front end cover 4, a rear end cover 5, a first threaded hole 6, a first compressed air inlet 7, a gasket 8, a second threaded hole 9, a second compressed air inlet 10, a third threaded hole 11, a shell body 201, a guide piston sleeve 301, a permanent magnet 302, a chuck table 501 and a friction platform 801.

Detailed Description

The invention is further described with reference to the accompanying drawings:

referring to fig. 1 to 4, a magnetic chuck includes a chuck body 1, where the chuck body 1 includes an aluminum housing 2 and a permanent magnet component 3 disposed in the aluminum housing 2, the aluminum housing 2 includes a housing 201, and a front end cover 4 and a rear end cover 5 disposed on the housing 201, the rear end cover 5 is provided with a first threaded hole 6, a first compressed air inlet 7, and a gasket 8, the gasket 8 is located at the bottom of the rear end cover 5, the first compressed air inlet 7 is located at one side of the rear end cover 5, and the first threaded hole 6 is located at the other three sides of the rear end cover 5; the front end cover 4 is provided with a second threaded hole 9, a second compressed air inlet 10 and a third threaded hole 11, the third threaded hole 11 is positioned at the top of the front end cover 4, the second compressed air inlet 10 is positioned at one side of the front end cover 4, and the second threaded hole 9 is positioned at the other three sides of the front end cover 4; the permanent magnet component 3 comprises a guide piston sleeve 301 and a permanent magnet 302 arranged in the guide piston sleeve 301. By adopting the technical scheme, the aluminum shell 2 is durable in structure and light in weight; the permanent magnet component 3 is used for moving up and down in the aluminum shell 2, the permanent magnet component 3 is downward, the sucker of the permanent magnet component absorbs a workpiece, the permanent magnet component 3 is upward, and the sucker of the permanent magnet component releases the workpiece; the first threaded hole 6 and the second threaded hole 9 are arranged on three sides of the sucker body 1 and are used for connecting an HTS installation piece and installing the two suckers in parallel; the third threaded hole 11 is used for connecting and mounting the bracket; the first compressed air inlet 7 and the second compressed air inlet 10 are used for injecting compressed gas into the shell so as to drive the permanent magnet component 3 in the shell to move up and down; the gasket 8 is used for being attached to the surface of a conveyed workpiece so as to increase the transverse force; guide piston sleeve 301 is adapted to move within housing body 201; a permanent magnet 302 is fixed to the guide piston sleeve 301 for movement with the guide piston sleeve 301.

Preferably, the first compressed air inlet 7 and the second compressed air inlet 10 are located on the same side of the suction cup body 1. By adopting the technical scheme, the installation and connection of the compressed air pipe are facilitated.

Preferably, the front end cap 4 and the rear end cap 5 are locked and connected with the shell 201 through screws, and a sealing ring is arranged at the joint of the front end cap and the rear end cap. By adopting the technical scheme, the locking and sealing are convenient, and the air leakage of the shell is prevented.

Preferably, the front end cap 4 and the rear end cap 5 are provided with an air groove on one side of the housing 201, and the air groove is connected with the first compressed air inlet 7 or the second compressed air inlet 10. By adopting the technical scheme, the compressed air can conveniently enter the air groove through the air inlet, and then the compressed air is dispersed on the permanent magnet component 3 through the air groove so as to push the permanent magnet component 3 to move upwards or downwards.

Preferably, the gasket 8 is a friction gasket made of PU material, and the friction gasket is connected with a sucker platform 501 arranged at the bottom of the rear end cover 5; the bottom of the friction washer is provided with a friction platform 801, and the friction platform 801 is uniformly arranged around the axial direction of the friction washer. By adopting the technical scheme, the friction platform 801 is used for being attached to the surface of a workpiece, so that the transverse force between the gasket 8 and the workpiece is increased; and the friction washer is clamped on the sucker platform 501 for convenient replacement.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

When the metal workpiece sucker is actually used, the bottom of the sucker body is attached to the surface of a metal workpiece, then compressed air is injected into a second compressed air inlet on the front end cover, the compressed air drives the guide piston sleeve to move downwards, the guide piston sleeve moves downwards to drive the installed permanent magnet to move downwards together, the magnetism of the permanent magnet is enabled to enable the metal workpiece to be tightly adsorbed to the bottoms of the sucker table and the gasket through the bottom of the sucker body, and therefore the metal workpiece is convenient to carry by a mechanical arm; when the metal workpiece is released, the sucker body injects compressed air into the first compressed air inlet to drive the permanent magnet part to move upwards, so that the permanent magnet on the permanent magnet part is far away from the bottom of the sucker body, and the bottom magnetism of the sucker body disappears, so that the metal workpiece is released from the bottom of the sucker body.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection 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. A magnetic chuck comprising a chuck body (1), characterized in that: the sucker body (1) comprises an aluminum shell (2) and a permanent magnet component (3) arranged in the aluminum shell (2), the aluminum shell (2) comprises a shell body (201), a front end cover (4) and a rear end cover (5) which are arranged on the shell body (201), a first threaded hole (6), a first compressed air inlet (7) and a gasket (8) are formed in the rear end cover (5), the gasket (8) is located at the bottom of the rear end cover (5), the first compressed air inlet (7) is located on one side of the rear end cover (5), and the first threaded hole (6) is located on the other three sides of the rear end cover (5); the front end cover (4) is provided with a second threaded hole (9), a second compressed air inlet (10) and a third threaded hole (11), the third threaded hole (11) is located at the top of the front end cover (4), the second compressed air inlet (10) is located on one side of the front end cover (4), and the second threaded hole (9) is located on the other three sides of the front end cover (4); the permanent magnet component (3) comprises a guide piston sleeve (301) and a permanent magnet (302) arranged in the guide piston sleeve (301).

2. A magnetic chuck according to claim 1 wherein: the first compressed air inlet (7) and the second compressed air inlet (10) are positioned on the same side of the sucker body (1).

3. A magnetic chuck according to claim 1 wherein: the front end cover (4) and the rear end cover (5) are in locking connection with the shell body (201) through screws, and a sealing ring is arranged at the joint of the front end cover and the rear end cover.

4. A magnetic chuck according to claim 1 wherein: and the front end cover (4) and the rear end cover (5) are provided with air grooves on one side of the shell body (201), and the air grooves are connected with the first compressed air inlet (7) or the second compressed air inlet (10).

5. A magnetic chuck according to claim 1 wherein: the gasket (8) is a friction gasket made of PU material and is connected with a sucker platform (501) arranged at the bottom of the rear end cover (5); the bottom of the friction washer is provided with a friction platform (801), and the friction platform (801) is uniformly arranged around the axial direction of the friction washer.