CN206991866U - A kind of electric permanent magnetism clamping - Google Patents
A kind of electric permanent magnetism clamping Download PDFInfo
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- CN206991866U CN206991866U CN201720973205.7U CN201720973205U CN206991866U CN 206991866 U CN206991866 U CN 206991866U CN 201720973205 U CN201720973205 U CN 201720973205U CN 206991866 U CN206991866 U CN 206991866U
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- magnet steel
- shell body
- inner chamber
- permanent magnetism
- electric permanent
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Abstract
The utility model discloses a kind of electric permanent magnetism clamping, the electric permanent magnetism clamping includes shell body, the shell body includes not penetrating the inner chamber of the shell body bottom, the inner chamber bottom is provided with reversible magnet steel, the reversible magnet steel outer wall is provided with magnet exciting coil, the magnet exciting coil is fixedly connected with the interior cavity wall；The upper shell being fixedly connected with the interior cavity wall is set above the reversible magnet steel, the lower surface of the upper shell is provided with annular groove, the permanent-magnet steel being engaged with annular groove is provided with the annular groove；The inner chamber set in shell body does not need the inner chamber and shell body lower surface apart from close, so as to simplify the structure of shell body so that shell body is easy to process.And the upper shell of annular groove is provided with due to without setting other parts to place miscellaneous part, it is only necessary to which an annular groove is set, and the structure of the upper shell is also and uncomplicated, and the corresponding shell body and upper shell are all more readily processed.
Description
Technical field
Clamping field is the utility model is related to, more particularly to a kind of electric permanent magnetism clamping.
Background technology
Clamping apparatus is widely used in machine industry in recent years, is often used as the processed clip of metal cutting process
Tool uses.
In recent years, electric permanent magnetism clamping is applied by increasing enterprise at home.It is provided with electric permanent magnetism clamping reversible
Magnet steel, the magnetic pole of the reversible magnet steel can control it to be converted by external circuit, so as to switch operating state and inoperative
State.In off working state, magnetic field caused by reversible magnet steel and magnetic field meeting caused by the permanent-magnet steel in electric permanent magnetism clamping
Reach balance inside it, now will not be to external appearance magnetic field；In working condition, magnetic field caused by reversible magnet steel can be with
Magnetic field is overlapped mutually caused by permanent-magnet steel, externally shows magnetic field jointly, with aspirated materials.
In existing technology, Fig. 1 is refer to, Fig. 1 is a kind of structural representation of electric permanent magnetism clamping in the prior art.
Above-mentioned electric permanent magnetism clamping 1 includes shell body 11, permanent-magnet steel 12, reversible magnet steel 13, pressing plate 14, screw 15, permanent-magnet steel
With the junction 16 of shell body, and the fixing device 17 for fixed excitation coil.In the prior art, it is necessary in shell body
11 inside cuts out groove close to the one side of aspirated materials, for placing permanent-magnet steel 12.In order that obtain entirely electric permanent magnetism clamping 1
In working condition, externally caused magnetic field is big, it is necessary to the distance of the outer surface of distance from bottom shell body 11 of the groove as far as possible
Very small, this can be extremely difficult during processing, often produces substandard products.And when being subsequently processed to shell body
Also need to cut out for laying the inner chamber of reversible magnet steel 13 and preventing the inner chamber of cover plate 14, the cross section of above-mentioned inner chamber it is big
Small generally different, usual shell body also needs to be provided for placing the path of the electric wire of magnet exciting coil, and this is in process
Difficulty can be very big, and the structure of shell body 11 can be extremely complex, and corresponding processing mode also can be extremely complex.
Utility model content
The purpose of this utility model is to provide a kind of electric permanent magnetism clamping, can effectively reduce the structural complexity of shell body,
Simplify the mode of processing shell body.
In order to solve the above technical problems, the utility model provides a kind of electric permanent magnetism clamping, the electric permanent magnetism clamping includes outer
Housing, the shell body include not penetrating the inner chamber of the shell body bottom, and the inner chamber bottom is provided with reversible magnet steel, along institute
State reversible magnet steel outer wall and be provided with magnet exciting coil, the magnet exciting coil is fixedly connected with the interior cavity wall；In the reversible magnetic
The upper shell being fixedly connected with the interior cavity wall is set above steel, the lower surface of the upper shell is provided with annular groove,
The permanent-magnet steel being engaged with annular groove is provided with the annular groove.
Optionally, the inner chamber includes first inner chamber and second inner chamber, and the first inner chamber is provided with the reversible magnet steel,
The reversible magnet steel outer wall is provided with the magnet exciting coil, the magnet exciting coil is fixedly connected with the first inner chamber inwall；
The second inner chamber is provided with the upper shell being fixedly connected with the second inner chamber inwall；The first inner chamber upper surface is set
Upward circular table is equipped with, for supporting the upper shell.
Optionally, sealing ring is provided between the upper shell and the circular table.
Optionally, the permanent-magnet steel is circular ring structure, and the corresponding annular groove is specially toroidal cavity.
Optionally, the shell body is provided with the screwed hole that in the vertical direction penetrates the shell body, the reversible magnetic
In the vertical direction is provided with steel and penetrates the reversible magnet steel and the screwed hole closed with the corresponding threaded holes of the shell body, institute
State the screwed hole for being provided with upper shell and being closed with the corresponding threaded holes of the reversible magnet steel, for by screw by the shell
Body, the reversible magnet steel are fixedly connected with the upper shell.
Optionally, the shell body includes multiple inner chambers.
Optionally, magnetic pole of the reversible magnet steel in two inner chambers of arbitrary neighborhood on same one side is synonyms pole, phase
The magnetic pole on same one side of the permanent-magnet steel in two inner chambers of the arbitrary neighborhood answered is synonyms pole.
Optionally, multiple inner chambers are distributed in grid shape.
Optionally, the cross section of the inner chamber is circle.
Optionally, wiring hole is provided with the shell body, the wiring aperture goes out to be provided with metal plug.
A kind of electric permanent magnetism clamping provided by the utility model, employ permanent magnet assembly and electric permanent magnetism clamping housing and separate
Structure, wherein permanent magnet assembly includes upper shell and permanent-magnet steel；Electric permanent magnetism clamping housing includes shell body, reversible magnet steel with encouraging
Magnetic coil；The annular groove of permanent-magnet steel, i.e., the inner chamber set in shell body need not be provided for placing in outer enclosure interior
The inner chamber and shell body lower surface are not needed apart from close, so as to simplify the structure of shell body so that shell body is easier to add
Work.And the upper shell of annular groove is provided with due to without setting other parts to place miscellaneous part, it is only necessary to set one
Individual annular groove, the structure of the upper shell is also and uncomplicated, and the corresponding shell body and upper shell are all easy to process.
Brief description of the drawings
For clearer explanation the utility model embodiment or the technical scheme of prior art, below will to embodiment or
The required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of electric permanent magnetism clamping in the prior art；
The structural representation for the electric permanent magnetism clamping that Fig. 2 is provided by the utility model embodiment；
Fig. 3 is permanent-magnet steel and the partial enlarged drawing of upper shell junction in the utility model embodiment；
The top view for the electric permanent magnetism clamping that Fig. 4 is provided by the utility model embodiment；
The first electric permanent magnetism clamping that Fig. 5 is provided by the utility model embodiment is distributed in the magnetic loop of off working state
Figure；
The first electric permanent magnetism clamping that Fig. 6 is provided by the utility model embodiment is distributed in the magnetic loop of working condition
Figure；
Second of electric permanent magnetism clamping that Fig. 7 is provided by the utility model embodiment is distributed in the magnetic loop of off working state
Figure；
Second of electric permanent magnetism clamping that Fig. 8 is provided by the utility model embodiment is distributed in the magnetic loop of working condition
Figure.
Embodiment
Core of the present utility model is to provide a kind of electric permanent magnetism clamping, in the prior art, it is necessary in shell body 11
Portion cuts out groove close to the one side of aspirated materials, for placing permanent-magnet steel 12.Worked in order that obtaining entirely electric permanent magnetism clamping
During state externally caused magnetic field it is big as far as possible, it is necessary to the distance of the outer surface of distance from bottom shell body 11 of the groove very
Small, this can be extremely difficult during processing, often produces substandard products.And also needed when being subsequently processed to shell body
Cut out for laying the inner chamber of reversible magnet steel 13 and preventing the inner chamber of cover plate 14, the size of the cross section of above-mentioned inner chamber is led to
Often different, usual shell body also needs to be provided for place the path of the electric wire of magnet exciting coil, this difficulty in process
Can be very big, the structure of shell body 11 can be extremely complex, and corresponding processing mode also can be extremely complex.
And a kind of electric permanent magnetism clamping provided by the present invention, employ what permanent magnet assembly and electric permanent magnetism clamping housing separated
Structure, wherein permanent magnet assembly include upper shell 202 and permanent-magnet steel 201；Electric permanent magnetism clamping housing includes shell body 205, reversible
Magnet steel 208 and magnet exciting coil 206；The annular groove of permanent-magnet steel 201 need not be provided for placing inside shell body 205, i.e.,
The inner chamber set in shell body 205 does not need the inner chamber and the lower surface of shell body 205 apart from close, so as to simplify shell body
205 structure so that shell body 205 is more readily processed.And the upper shell 202 of annular groove is provided with due to without setting other
Part place miscellaneous part, it is only necessary to an annular groove is set, the structure of the upper shell 202 is also and uncomplicated, accordingly
The shell body 205 and upper shell 202 it is all easy to process.
In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model part
Embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not doing
Go out under the premise of creative work the every other embodiment obtained, belong to the scope of the utility model protection.
It refer to Fig. 2 and Fig. 3, the structural representation for the electric permanent magnetism clamping that Fig. 2 is provided by the utility model embodiment；Figure
3 be permanent-magnet steel of the embodiment of the present invention and the partial enlarged drawing of upper shell junction.
In the utility model embodiment, electric permanent magnetism clamping 2 includes permanent magnet assembly and electric permanent magnetism clamping housing, it is described forever
Magnet assembly includes upper shell 202 and permanent-magnet steel 201；Electric permanent magnetism clamping housing includes shell body 205, reversible magnet steel 208 with encouraging
Magnetic coil 206.Wherein, shell body 205 makes usually using Q245 steel either 45# steel, and the material is soft magnetic materials, magnetic conductivity
Can be good, and there is wear-resistant, the series of advantages such as anticorrosion.Certainly in the utility model embodiment, can also use
Shell body is made in other materials, is not specifically limited herein.
Shell body 205 includes the inner chamber for not penetrating the bottom of shell body 205, for the inner chamber lower surface with it is outer
The distance between lower surface of housing does not limit specifically, and the distance does not need very little, so as to ensure that the knot of shell body 205
Structure need not be very complicated, is easy to the processing of shell body 205.
Reversible magnet steel 208 is provided with the bottom of the inner chamber, the reversible magnet steel 208 is usually alnico magnet, when
Can also be so the reversible magnet steel of other materials, as long as the magnetic pole of the reversible magnet steel can be changed by outer circuit.
The outer wall of the reversible magnet steel 208 is provided with magnet exciting coil 206, reversible magnet steel is controlled for producing external electric field
208 magnetic pole.The magnet exciting coil 206 would generally be by way of encapsulating fixation with the inner chamber of the shell body 205 inwall
It is fixedly connected, naturally it is also possible to magnet exciting coil 206 is fixed in other way on the inwall of the inner chamber of shell body 205,
It is not specifically limited herein.
Accordingly, it is necessary to which live wire connects external power source and magnet exciting coil 206, to be powered to magnet exciting coil 206.The electricity
Line connects external power source typically by wiring hole 210, and the aperture of the wiring hole 210 goes out that metal plug 211 would generally be provided with.
Under normal circumstances, magnet exciting coil 206 outside need have support magnet exciting coil 206 coil rack 207, with protect
Demonstrate,prove the stable structure of whole coil.
Upper shell 202 is provided with the top of reversible magnet steel 208, the upper shell 202 is covered in reversible magnet steel 208 with encouraging
On magnetic coil 206, the material used in upper shell 202 is consistent with the material used in shell body 205 under normal circumstances, generally Q245
Steel either 45# steel, naturally it is also possible to select the material of other materials to make upper shell 202, depending on particular situation, herein
It is not specifically limited.
The lower surface of upper shell is provided with annular groove, is provided with the annular groove and the annular groove phase
The permanent-magnet steel 201 of cooperation.The permanent-magnet steel 201 is typically Nd-Fe-B magnet steel, naturally it is also possible to from the permanent-magnet steel of other materials
201, as long as the permanent-magnet steel 201, which can produce, is stablized constant magnetic field, it is not specifically limited herein.
In order to facilitate processing and ensureing field homogeneity, above-mentioned permanent-magnet steel 201 is typically annulus, i.e. the outside wheel with inside
Exterior feature is typically circle.Certainly, in the utility model embodiment, the outside of the permanent-magnet steel and the shape of in-profile are not limited to
Circle, square or polygon is can also be, the shape of the inside and outside contour of permanent-magnet steel 201 can also be inconsistent, and it is combined
Shape has a lot, and this is no longer going to repeat them.
Fig. 3 is refer to, in order to ensure whole electric permanent magnetism clamping, in working condition, externally caused magnetic field is big as far as possible,
Need the distance needs of the outer surface of distance from bottom shell body 205 of the groove very small, the annular groove is arrived in permanent-magnet steel 201
Bottom generally also have one section of very thin junction, it will usually have 0.4mm or so distance.Need to fill in the junction
Material connects permanent-magnet steel 201 and shell body 205.The utility model embodiment provides two kinds of connected modes：The first, is at this
Junction use and the identical material of upper shell 202, the material is usually permeability magnetic material.Such a mode can be by this junction
Material and the being made of one structure of upper shell 202, can be very easy in processing, but a small amount of magnetic force can be caused to lose；
Second, be to be filled in the junction using non-magnet_conductible material, and by way of laser welding will described in not magnetic conduction material
Material is connected with each other with permanent-magnet steel 201 and upper shell 202.This method will not cause magnetic force to lose, same by the method for laser welding
Sample can play good sealing effectiveness.Above-mentioned non-magnet_conductible material is typically to select stainless steel, naturally it is also possible to selects other not
The material of magnetic conduction is welded, and depending on particular situation, is not specifically limited herein.
Permanent-magnet steel 201 is typically to be carried out with epoxy resin 203 in the opening of the annular groove of the lower surface of upper shell 202
Sealing, sealed and using epoxy resin 203 without worrying that the epoxy resin 203 is connect with external working environment here
Tactile and quick aging.Other sealing means can certainly be selected, or without sealing, depending on particular situation,
It is not specifically limited herein.
In the utility model embodiment, there is better seal between upper shell 202 and shell body 205 to allow
Property, first inner chamber and second inner chamber further can be provided with present shell body 205.First inner chamber is under second inner chamber
Side, first inner chamber are used to set above-mentioned reversible magnet steel 208 and magnet exciting coil 206, and second inner chamber is used to fix with upper shell 202 and connected
Connect.Cornerwise length in the cross section of the first inner chamber of lower section is less than pair of the cross section of second inner chamber above
The cross section of the length of linea angulata, i.e. second inner chamber will integrally be more than the cross section of first inner chamber, now in the upper table of first inner chamber
Face can form a upward circular table, can be used for supporting upper shell 202.Can between circular table and upper shell 202
To be further provided with sealing ring 204, for improving the sealing between upper shell 202 and shell body 205.Further
, the annular groove for placing sealing ring 204 can be provided with circular table, accordingly can be in upper shell and circular table
The part being in contact is again provided with placing the annular groove of sealing ring 204.But in order to allow upper shell 202 and shell body 205
Between have good sealing, the depth of the annular groove being arranged on circular table is plus being arranged on being used for for upper shell 202
The thickness for the sealing ring 204 being placed should be less than by placing the depth of the annular groove of sealing ring 204.
In the utility model embodiment, sealing ring 204 is also designed in axle except that can be designed to above-mentioned shape
To with all being sealed in radial direction both direction, it can also be and individually sealed in the axial direction or radially, specifically
Sealing means depending on particular situation, be not specifically limited herein.
In order that there is good connectivity between obtaining entirely electric permanent magnetism clamping all parts, can be set in shell body 205
The screwed hole that in the vertical direction penetrates the shell body 205 is equipped with, in the vertical direction is provided with the reversible magnet steel 208
The reversible magnet steel 208 and the screwed hole closed with the corresponding threaded holes of the shell body 205 are penetrated, is provided with the upper shell
The screwed hole closed with the corresponding threaded holes of the reversible magnet steel 208, for by screw 209 by the shell body 205, it is described can
Inverse magnet steel 208 is fixedly connected with the upper shell 202.By screw thread can entirely electric permanent magnetism clamping connect it is more firm
Gu more it is less likely to occur the situation of element falling.
In order to facilitate processing, and ensure that the whole external magnetic field of electric permanent magnetism clamping is evenly distributed as far as possible, so as to ensure
The material uniform force inhaled, under normal circumstances above-mentioned inner chamber, or the cross section of first inner chamber and second inner chamber are usually
The space that circle, i.e. inner chamber are surrounded is typically cylinder, wherein the center in the space that first inner chamber is surrounded with second inner chamber
Line is generally on same straight line, i.e., the geometric center of the arbitrary cross section of first inner chamber and second inner chamber should be straight in same
On line.Certainly, the cross section of above-mentioned inner chamber can also be other shapes, be not specifically limited herein.
A kind of electric permanent magnetism clamping 2 that the utility model embodiment is provided, need not be provided for inside shell body 205
The annular groove of permanent-magnet steel 201 is placed, i.e., the inner chamber set in shell body 205 does not need the inner chamber and the following table of shell body 205
Identity distance is close, so as to simplify the structure of shell body 205 so that shell body 205 is easy to process.And it is provided with annular groove
Upper shell 202 is due to without setting other parts to place miscellaneous part, it is only necessary to sets an annular groove, the upper shell
202 structure is also and uncomplicated, and the corresponding shell body 205 and upper shell 202 are all more readily processed.
In the utility model, the magnetic loop for being related to electric permanent magnetism clamping 2 has a variety of implementations, will be in following embodiments
In elaborate.
It refer to Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8.The electric permanent magnetism clamping that Fig. 4 is provided by the utility model embodiment
Top view；The first electric permanent magnetism clamping that Fig. 5 is provided by the utility model embodiment is distributed in the magnetic loop of off working state
Figure；Magnetic loop distribution map of the first the electric permanent magnetism clamping that Fig. 6 is provided by the utility model embodiment in working condition；Fig. 7
Magnetic loop distribution map of second of the electric permanent magnetism clamping provided by the utility model embodiment in off working state；Fig. 8 is this
Magnetic loop distribution map of second of the electric permanent magnetism clamping that utility model embodiment is provided in working condition.
Fig. 4 is refer to, in the utility model embodiment, shell body 205 not only only has an inner chamber, can also have more
Individual inner chamber, the magnet exciting coil 206 that above-described embodiment is provided, reversible magnet steel 208, the He of upper shell 202 are respectively arranged with each inner chamber
Permanent-magnet steel 201 etc., included part can externally produce magnetic loop in each inner chamber, to adsorb material.
In the utility model, multiple above-mentioned inner chambers are typically to be distributed in grid shape, and any one inner chamber is all around
Two adjacent inner chambers are at least had on four direction, there certainly exist the situation of adjacent three inner chambers and adjacent four inner chambers.
Certainly, also multiple inner chambers can also be in other arrangement modes, accordingly the inner chamber adjacent with any one inner chamber
Also other numbers are had, are not specifically limited herein.
In the utility model embodiment, the magnetic loop of electric permanent magnetism clamping 2 has two kinds of situations, is situated between more detail below
Continue.
Fig. 5 and Fig. 6 are refer to, in this electric permanent magnetism clamping, the magnetic of two reversible magnet steel 208 of arbitrary neighborhood on same one side
Magnetic pole extremely of the same name, as illustrated, in working condition, the top of reversible magnet steel 208 is S poles, and bottom is N poles；In work shape
During state, top is N poles, and bottom is S poles, and the corresponding inside of permanent-magnet steel 201 is N poles, and outside is S poles.Certainly, in practical application mistake
In journey the polarity of reversible magnet steel 208 and permanent-magnet steel 201 can also with above-mentioned opposite polarity, depending on particular situation, herein not
It is specifically limited.
In this electric permanent magnetism clamping, respective magnetic loop can be produced in each inner chamber, to adsorb in the operating condition
Material.
Fig. 7 and Fig. 8 are refer to, in this electric permanent magnetism clamping, the magnetic of two reversible magnet steel 208 of arbitrary neighborhood on same one side
Extremely synonyms pole, as illustrated, in working condition, adjacent two reversible magnet steel 208 one of them reversible magnet steel 208
Top is S poles, and bottom is N poles, and the top of another reversible magnet steel 208 is N poles, and bottom is S poles；In working condition, wherein
The top of one reversible magnet steel 208 is N poles, and bottom is S poles, and the top of another reversible magnet steel 208 is S poles, and bottom is N poles,
The inside of the corresponding one of permanent-magnet steel 201 of two permanent-magnet steels 201 is N poles, and outside is S poles；Another permanent-magnet steel 201 it is interior
Portion is S poles, and outside is N poles.Certainly, in actual application reversible magnet steel 208 and permanent-magnet steel 201 polarity can also with it is upper
Opposite polarity is stated, depending on particular situation, is not specifically limited herein.
In this electric permanent magnetism clamping, common magnetic loop can be produced in adjacent two inner chambers, to inhale in the operating condition
Addendum material.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be with it is other
The difference of embodiment, between each embodiment same or similar part mutually referring to.For dress disclosed in embodiment
For putting, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is referring to method part
Explanation.
A kind of electric permanent magnetism clamping provided by the utility model is described in detail above.It is used herein specifically
Individual example is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understands this
The method and its core concept of utility model.It should be pointed out that for those skilled in the art, do not departing from
On the premise of the utility model principle, some improvement and modification can also be carried out to the utility model, these are improved and modification
Fall into the protection domain of the utility model claims.
Claims (10)
1. a kind of electric permanent magnetism clamping, it is characterised in that the electric permanent magnetism clamping includes shell body, and the shell body includes not penetrating
The inner chamber of the shell body bottom, the inner chamber bottom are provided with reversible magnet steel, and the reversible magnet steel outer wall is provided with excitation
Coil, the magnet exciting coil are fixedly connected with the interior cavity wall；Set and the interior cavity wall above the reversible magnet steel
The upper shell being fixedly connected, the lower surface of the upper shell is provided with annular groove, be provided with the annular groove with
The permanent-magnet steel that annular groove is engaged.
2. electric permanent magnetism clamping according to claim 1, it is characterised in that the inner chamber is included in first inner chamber and second
Chamber, the first inner chamber are provided with the reversible magnet steel, and the reversible magnet steel outer wall is provided with the magnet exciting coil, described to encourage
Magnetic coil is fixedly connected with the first inner chamber inwall；The second inner chamber is provided with to be fixedly connected with the second inner chamber inwall
The upper shell；The first inner chamber upper surface is provided with upward circular table, for supporting the upper shell.
3. electric permanent magnetism clamping according to claim 2, it is characterised in that set between the upper shell and the circular table
There is sealing ring.
4. electric permanent magnetism clamping according to claim 3, it is characterised in that the permanent-magnet steel is circular ring structure, corresponding institute
It is specially toroidal cavity to state annular groove.
5. electric permanent magnetism clamping according to claim 1, it is characterised in that the shell body is provided with the vertical direction and passed through
Lead to the screwed hole of the shell body, be provided with the reversible magnet steel in the vertical direction penetrate the reversible magnet steel and with it is described
The screwed hole that the corresponding threaded holes of shell body close, is provided with the upper shell and the corresponding threaded holes of the reversible magnet steel close
Screwed hole, for being fixedly connected with the shell body, the reversible magnet steel with the upper shell by screw.
6. according to the electric permanent magnetism clamping described in any one of claim 1 to 5 claim, it is characterised in that the shell body bag
Include multiple inner chambers.
7. electric permanent magnetism clamping according to claim 6, it is characterised in that reversible in two inner chambers of arbitrary neighborhood
Magnetic pole of the magnet steel on same one side is synonyms pole, same one side of the permanent-magnet steel in two inner chambers of corresponding arbitrary neighborhood
Magnetic pole is synonyms pole.
8. electric permanent magnetism clamping according to claim 6, it is characterised in that multiple inner chambers are distributed in grid shape.
9. electric permanent magnetism clamping according to claim 1, it is characterised in that the cross section of the inner chamber is circle.
10. electric permanent magnetism clamping according to claim 1, it is characterised in that wiring hole is provided with the shell body, it is described
Wiring aperture goes out to be provided with metal plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720973205.7U CN206991866U (en) | 2017-08-04 | 2017-08-04 | A kind of electric permanent magnetism clamping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720973205.7U CN206991866U (en) | 2017-08-04 | 2017-08-04 | A kind of electric permanent magnetism clamping |
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| CN206991866U true CN206991866U (en) | 2018-02-09 |
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| CN201720973205.7U Active CN206991866U (en) | 2017-08-04 | 2017-08-04 | A kind of electric permanent magnetism clamping |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393678A (en) * | 2017-08-04 | 2017-11-24 | 株洲悍威磁电科技有限公司 | A kind of electric permanent magnetism clamping |
| US11728079B2 (en) | 2017-08-04 | 2023-08-15 | Hvr Magnetics Co., Ltd | Electric permanent magnet chuck |
-
2017
- 2017-08-04 CN CN201720973205.7U patent/CN206991866U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393678A (en) * | 2017-08-04 | 2017-11-24 | 株洲悍威磁电科技有限公司 | A kind of electric permanent magnetism clamping |
| US11728079B2 (en) | 2017-08-04 | 2023-08-15 | Hvr Magnetics Co., Ltd | Electric permanent magnet chuck |
| CN107393678B (en) * | 2017-08-04 | 2024-04-26 | 株洲悍威磁电科技有限公司 | Electric permanent magnet clamping |
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