CN216000135U - Electric control permanent magnetic chuck - Google Patents
Electric control permanent magnetic chuck Download PDFInfo
- Publication number
- CN216000135U CN216000135U CN202023235277.2U CN202023235277U CN216000135U CN 216000135 U CN216000135 U CN 216000135U CN 202023235277 U CN202023235277 U CN 202023235277U CN 216000135 U CN216000135 U CN 216000135U
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- supporting seat
- bottom plate
- magnetic
- chuck
- radial direction
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- 238000007667 floating Methods 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses an electric control permanent magnetic chuck, which comprises a chuck body, wherein a central hole is formed in the central position of the chuck body, a plurality of bases arranged along the radial direction of the chuck body are arranged on the chuck body around the central hole array, a magnetic pole is arranged in each base, and a coil is wound outside each magnetic pole; the upper end of the magnetic pole is fixedly connected with a bottom plate, the upper end surface of the bottom plate is provided with a chute, and the magnetic pole further comprises a reference supporting seat, wherein the reference supporting seat is arranged on the upper end surface of the bottom plate and slides in the chute; a screw hole is formed in the periphery of the reference support seat in the radial direction of the tray body, a screw rod is installed in the radial direction of the tray body through the screw hole, and one end, close to the middle hole, of the screw rod is movably connected with a floating support seat; the magnetic pole is a permanent magnet, and the bottom plate, the reference supporting seat and the floating supporting seat are magnetic conductors. The reference supporting seat and the floating supporting seat can be flexibly adjusted according to the flatness of the adsorption surface of the actual workpiece, so that the best adsorption effect is achieved.
Description
Technical Field
The utility model relates to structural improvement of an electromagnetic fixing device, in particular to an electric control permanent magnetic chuck.
Background
The electric control permanent magnetic chuck is a chuck which generates suction by means of permanent magnetic steel and controls the suction of the magnetic steel by an excitation coil to play a role of switching the suction. At present, the electric control permanent magnetic chuck is widely applied to machine tool machining and instrument precision measurement. The device can be used for the digital transformation and selection of various machine tools and instruments with different specifications, and can also be specially manufactured according to the special requirements of users.
Generally, the electric control permanent magnetic chuck has the requirement of flatness on the adsorption surface of the adsorption workpiece, and the gaps caused by unevenness, roughness and dust and dirt on the adsorption surface of the electric control permanent magnetic chuck or the adsorption workpiece can reduce the suction force and even greatly reduce the suction force, so that when the adsorption surface is not flat or even the adsorption surface is irregular, a larger gap can be formed between the adsorption surface and the magnetic conduction block, and the adsorption force is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The present invention provides an electrically controlled permanent magnetic chuck to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
an electric control permanent magnetic chuck comprises a chuck body, wherein a central hole is formed in the center of the chuck body, a plurality of bases arranged along the radial direction of the chuck body are arranged on the chuck body around the central hole array, magnetic poles are arranged in the bases, and coils are wound outside the magnetic poles; the upper end of the magnetic pole is fixedly connected with a bottom plate, the upper end surface of the bottom plate is provided with a chute, and the magnetic pole further comprises a reference supporting seat, wherein the reference supporting seat is arranged on the upper end surface of the bottom plate and slides in the chute; a screw hole is formed in the periphery of the reference support seat in the radial direction of the tray body, a screw rod is installed in the radial direction of the tray body through the screw hole, and one end, close to the middle hole, of the screw rod is movably connected with a floating support seat; the magnetic pole is a permanent magnet, and the bottom plate, the reference supporting seat and the floating supporting seat are magnetic conductors.
As a preferable arrangement of the utility model, the sliding groove is a T-shaped groove, and the bottom of the reference supporting seat is provided with a sliding guide block matched with the T-shaped groove.
As a preferable arrangement of the utility model, one side of the base, which is close to the central hole, is provided with a wiring port, a cable for connecting the coil and the power supply is arranged in the wiring port, and the cable is wired through the central hole.
As a preferable arrangement of the present invention, the number of the bases is 4, and the bases are arrayed on the tray body around the central hole and are all arranged along the radial direction of the tray body.
Compared with the prior art, the utility model has the following beneficial effects:
when the standard workpiece is sucked, the standard workpiece can be directly supported in a contact manner with the workpiece adsorption surface by moving the reference supporting seat in the sliding chute; when a non-standard workpiece is adsorbed, namely the adsorption surface of the workpiece is uneven, after the workpiece is supported by the reference support seat, the screw rod is rotated to move the floating support seat for auxiliary support, the floating support is also called self-aligning support, the position of a support point can be automatically adjusted to adapt to the change of the positioning surface of the workpiece, and the adsorption effect is good; the reference supporting seat and the floating supporting seat can be flexibly adjusted according to the flatness of the adsorption surface of the actual workpiece so as to achieve the best adsorption effect.
The positions of the floating support seat and the floating support seat can be adjusted according to the actual size of the workpiece, the adjusting direction is far away from or close to the circle center of the disc body, the operation is convenient, and the application range is wide.
Drawings
FIG. 1 is a top view of an electrically controlled permanent magnetic chuck according to the present invention;
fig. 2 is a front view of the electrically controlled permanent magnetic chuck provided by the present invention.
Wherein,
1-a tray body;
2-mesopores;
3-a base;
4-magnetic pole;
5-a bottom plate;
6-a chute;
7-a reference support seat;
8-screw rod;
9-floating supporting seat;
10-a sliding guide block;
11-wiring port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an electrically controlled permanent magnetic chuck includes a chuck body 1, a central hole 2 is formed in the center of the chuck body 1, the chuck body 1 surrounds the central hole 2 and is provided with a plurality of bases 3 arranged along the radial direction of the chuck body 1, magnetic poles 4 are arranged in the bases 3, and coils are wound outside the magnetic poles 4; the upper end of the magnetic pole 4 is fixedly connected with a bottom plate 5, the upper end surface of the bottom plate 5 is provided with a sliding chute 6, the magnetic pole further comprises a reference supporting seat 7, and the reference supporting seat 7 is arranged on the upper end surface of the bottom plate 5 and slides in the sliding chute 6; a screw hole is formed in the periphery of the reference support seat 7 in the radial direction of the tray body, a screw rod 8 is installed in the radial direction of the tray body 1 through the screw hole, and one end, close to the middle hole 2, of the screw rod 8 is movably connected with a floating support seat 9; the magnetic pole 4 is a permanent magnet, and the bottom plate 5, the reference support seat 7 and the floating support seat 9 are magnetic conductors.
As a preferable arrangement in the embodiment of the present invention, the sliding groove 6 is a T-shaped groove, and a sliding guide block 10 fitted with the T-shaped groove is provided at the bottom of the reference support base 7.
As a preferable arrangement of the embodiment of the present invention, further, a wiring port 11 is disposed on one side of the base 3 close to the central hole 2, a cable for connecting the coil and the power supply is disposed in the wiring port 11, and the cable is routed through the central hole 2.
As a preferable configuration of the embodiment of the present invention, further, the number of the bases 3 is 4, and the bases surround the central hole 2 and are arrayed on the tray body 1, and are all arranged along the radial direction of the tray body 1.
In the utility model, the magnetic poles generate magnetic force and are transmitted to the reference supporting seat 7 and the floating supporting seat 9 through the bottom plate, workpieces are placed on the reference supporting seat 7 and the floating supporting seat 9, and the workpieces are firmly sucked and held under the action of the magnetic force. The attractive force between magnetic poles of the magnetic disk can reach at least 150N/cm2And power supply is not needed in the processing process, and the processing is only carried out by the permanent magnetic attraction, so that the thermal deformation phenomenon is eliminated, and the processing precision is effectively ensured. Meanwhile, the danger that the workpiece is separated from the sliding due to the loss of magnetic force caused by sudden power failure and wire disconnection damage of the electromagnetic system can be avoided. When the utility model works, after the workpiece is attracted by magnetic force, the magnetic pole of the permanent magnet can keep magnetism indefinitely to make the workpiece firmly attracted on the reference supporting seat 7 and the floating supporting seat 9. The magnetizing and demagnetizing can be realized by controlling the electrification through the controller, the required time is less than 1 second, the electric pulse energy consumption is very little, and the sucker cannot generate thermal deformation.
When the standard workpiece is sucked, the standard workpiece can be directly supported by moving the reference supporting seat 7 in the chute 6 to be in direct contact with the workpiece adsorption surface; when a non-standard workpiece is adsorbed, namely the adsorption surface of the workpiece is uneven, after the workpiece is supported by the reference support seat 7, the floating support seat 9 is moved by rotating the screw 8 for auxiliary support, the floating support is also called self-aligning support, the position of a support point can be automatically adjusted to adapt to the change of the positioning surface of the workpiece, and the adsorption effect is good; the reference supporting seat 7 and the floating supporting seat 9 can be flexibly adjusted according to the flatness of the adsorption surface of the actual workpiece so as to achieve the best adsorption effect.
The positions of the reference supporting seat 7 and the floating supporting seat 9 can be adjusted according to the actual size of the workpiece, the adjusting direction is far away from or close to the circle center of the disc body 1, the operation is convenient, and the application range is wide.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations. Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims above, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Claims (4)
1. An electric control permanent magnetic chuck comprises a chuck body and is characterized in that a central hole is formed in the center of the chuck body, a plurality of bases arranged along the radial direction of the chuck body are arranged on the chuck body around the central hole array, magnetic poles are arranged in the bases, and coils are wound outside the magnetic poles; the upper end of the magnetic pole is fixedly connected with a bottom plate, the upper end surface of the bottom plate is provided with a chute, and the magnetic pole further comprises a reference supporting seat, wherein the reference supporting seat is arranged on the upper end surface of the bottom plate and slides in the chute; a screw hole is formed in the periphery of the reference support seat in the radial direction of the tray body, a screw rod is installed in the radial direction of the tray body through the screw hole, and one end, close to the middle hole, of the screw rod is movably connected with a floating support seat; the magnetic pole is a permanent magnet, and the bottom plate, the reference supporting seat and the floating supporting seat are magnetic conductors.
2. An electrically controlled permanent magnetic chuck according to claim 1 wherein said slide groove is a T-shaped groove, and a slide guide block fitted with said T-shaped groove is provided at the bottom of said reference support base.
3. An electrically controlled permanent magnetic chuck according to claim 1 wherein said base has a wiring port on a side thereof adjacent to said central opening, said wiring port having a cable therein for connecting said coil to a power source, said cable being routed through said central opening.
4. An electrically controlled permanent magnetic chuck according to claim 1 wherein said number of bases is 4, arrayed on said disk body around said central hole, and arranged in a radial direction of said disk body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023235277.2U CN216000135U (en) | 2020-12-29 | 2020-12-29 | Electric control permanent magnetic chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023235277.2U CN216000135U (en) | 2020-12-29 | 2020-12-29 | Electric control permanent magnetic chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216000135U true CN216000135U (en) | 2022-03-11 |
Family
ID=80519855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023235277.2U Active CN216000135U (en) | 2020-12-29 | 2020-12-29 | Electric control permanent magnetic chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216000135U (en) |
-
2020
- 2020-12-29 CN CN202023235277.2U patent/CN216000135U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240924 Address after: No. 183 Cilong Middle Road, Dongmenwai Village, Longshan Town, Cixi City, Zhejiang Province 315300 Patentee after: Ningbo Kaitian Magnetoelectric Technology Co.,Ltd. Country or region after: China Address before: No. 108, Xixian Road, Xinwu District, Wuxi City, Jiangsu Province, 214000 Patentee before: Wuxi Jianhua magnetoelectric Technology Co.,Ltd. Country or region before: China |