CN108847764A - A kind of magnet plate and linear motor of linear motor - Google Patents
A kind of magnet plate and linear motor of linear motor Download PDFInfo
- Publication number
- CN108847764A CN108847764A CN201810837894.8A CN201810837894A CN108847764A CN 108847764 A CN108847764 A CN 108847764A CN 201810837894 A CN201810837894 A CN 201810837894A CN 108847764 A CN108847764 A CN 108847764A
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- Prior art keywords
- magnet
- plate
- linear motor
- permanent magnet
- slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000002955 isolation Methods 0.000 claims description 48
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
Abstract
The present invention relates to a kind of magnet plates of linear motor, the magnet slot of the permanent magnet to install the linear motor is provided on the magnet plate, the magnet slot extends along X-direction, the permanent magnet has multiple, adjacent permanent magnet is equally spacedly spaced, it is provided with concave structure at least one side wall of magnet slot, the convex shape with concave structure cooperation is provided on each permanent magnet.It is provided with concave structure on the magnet plate, can be realized being fixedly secured for permanent magnet by being provided with the convex shape cooperated with concave structure on permanent magnet.
Description
Technical field
The present invention relates to the magnet plate of linear motor field more particularly to a kind of linear motor and using the magnet plate
Linear motor.
Background technique
The secondary permanent magnet of permanent magnetic linear synchronous motor is mounted on one piece of magnet plate with magnetic property, and permanent magnet is pressed
It is fixedly mounted on magnet plate according to certain interval, needs to guarantee that position of the permanent magnet on magnet plate does not occur mobile feelings
Condition, and do not occur permanent magnet in permanent magnetic linear synchronous motor operational process and fall off.In the prior art, glue is commonly used by permanent magnet
It pastes in magnet plate surface, to form field circuit.In production secondary process, need to match when pasting permanent magnet using glue
Specific fixture is set to keep reaching scheduled interval between permanent magnet, increases the complexity of production.Meanwhile in permanent magnet synchronous direct
In the line motor course of work, workbench will appear unavoidable various complex vibrations, and working environment may there is also certain
High temperature, sundries etc. cause glue to paste the unstable of intensity because of vibration, the influence of high temperature, sundries, it is easier that permanent magnet occurs
It loosens and falls off, to influence the performance of motor, the reliability of linear motor will be difficult to be protected.
In patent document CN103326535B, existed by the way that fixing piece is arranged between adjacent permanent magnet with being fixed permanent magnet
On magnet plate, because the fixing piece and magnet plate pass through plastic deformation to realize the purpose being fastenedly connected, magnet plate is easy to cause to become
Shape, and can not safeguard.
In patent document CN102957299B, permanent magnet is covered by fabric, then carries out injection molding sealing.Though this method can
The fixed intensity of effective fixed permanent magnet installation, but the higher cost of fabric covering and injection molding, and complex process.
In patent document CN102969842B, ground by being molded form sealing permanent magnet, then in secondary air gap side
Cut processing.This method will also increase manufacturing cost and process complexity.
Therefore, it is necessary to provide a kind of advantage of lower cost, technique is simpler, at the same can effectively fixed permanent magnet do not generate
The magnet plate of offset, to improve the long-term reliability of magnet plate.
Summary of the invention
In view of this, the present invention provides a kind of magnet plate of linear motor, which can be with magnet phase in structure
Mutually engaging, and then realize fixation to magnet by the improvement of structure, technique is simpler, at the same can effectively fixed permanent magnet do not produce
The magnet plate of raw offset, to improve the long-term reliability of magnet plate.
In order to achieve the above objectives, present invention generally provides following technical solutions：A kind of magnet plate of linear motor, described
The magnet slot of the permanent magnet to install the linear motor is provided on magnet plate, the magnet slot extends along X-direction,
The permanent magnet have it is multiple, adjacent permanent magnet is equally spacedly spaced, which is characterized in that at least one side of magnet slot
It is provided with concave structure on wall, the convex shape with concave structure cooperation, the concave are provided on each permanent magnet
Structure is matched with the convex shape, is formed and is limited to the permanent magnet in the direction of the plate face perpendicular to the magnet plate.
Preferably, the adjacent permanent magnet is separated by magnetic isolation plate.
Preferably, the magnetic isolation plate includes the first magnetic isolation plate of magnet board ends being arranged in and positioned at two first magnetic isolation plates
Between the second magnetic isolation plate, the thickness b of second magnetic isolation plate is twice of the thickness a of first magnetic isolation plate.
Preferably, the magnetic isolation plate is removably disposed in magnet slot, and the concave structure setting in the magnet slot exists
On the two sidewalls along the y axis of magnet slot, the convex shape is arranged on the two sidewalls along the y axis of permanent magnet.
Preferably, width c1 of the magnet slot along Z-direction close to its notch side is less than the width d1 far from notch side,
When permanent magnet is placed in magnet slot, width c2 of the permanent magnet along Z-direction close to notch side is less than far from notch side
Width.
Preferably, d1-c1>1mm.
Preferably, 0<c2-c1<0.15mm, 0<d2-d1<0.15mm.
Preferably, the permanent magnet is equal to or slightly greater than the height of the magnet slot of magnet plate along the height of Z-direction.
Preferably, the section of the magnetic isolation plate in the Y-axis direction is consistent with the section of permanent magnet in the Y-axis direction.
Preferably, the magnet plate is made of two halfbodies, the medium line along the y axis of two halfbody opposed magnet plates
It is symmetrical arranged, and the magnet slot is made of two and half slots, two half slots are symmetrical arranged relative to the medium line.
Preferably, opposite multiple fastener holes are provided on two halfbodies, the fastener hole extends along Y direction,
Fastener is provided in each pair of opposite fastener hole.
Preferably, the magnet plate is integrally formed, and is provided at the both ends of magnetic isolation plate to block magnet slot both ends
Side cover plate.
Preferably, the magnet plate is made of two halfbodies, the medium line along the y axis of two halfbody opposed magnet plates
It is symmetrical arranged, and the magnet slot is made of two and half slots, two half slots are symmetrical arranged relative to the medium line, every
The magnetic isolation plate is provided in a half slot, the magnetic isolation plate is integrally formed with corresponding magnet plate.
Preferably, the concave structure is arranged on magnetic isolation plate towards the side of corresponding permanent magnet, the convex shape
It is arranged on permanent magnet on side corresponding with the concave structure.
The present invention also provides a kind of linear motor, the linear motor includes permanent magnet, which is characterized in that the permanent magnetism
Body is mounted on above-mentioned magnet plate.
Compared with prior art, the present invention at least has following beneficial effect：
1) present invention is arranged on permanent magnet and matches with concave structure by the way that concave structure is arranged on the magnet slot of magnet plate
The convex shape of conjunction realizes the fixation to permanent magnet, i.e., realizes the fixation to permanent magnet from structure, facilitate installation permanent magnet,
And the stability of permanent magnet is high when using；
2) installation of permanent magnet, magnet plate are arranged to two halfbodies mutually spliced for convenience, and by permanent magnet
Convex shape is sized to permanent magnet can be guaranteed by securely after two halfbodies are fixed slightly larger than concave structure
It is fixed.
Detailed description of the invention
Fig. 1 is the perspective view for the magnet plate for being equipped with permanent magnet that the embodiment of the present invention one provides
Fig. 2 is the perspective view for the magnet plate for not installing permanent magnet that the embodiment of the present invention one provides
Fig. 3 is the side view for the magnet plate for not installing permanent magnet that the embodiment of the present invention one provides
Fig. 4 is the main view for the permanent magnet that the embodiment of the present invention one provides
Fig. 5 is the main view for the magnetic isolation plate that the embodiment of the present invention one provides
Fig. 6 is the perspective view for the first magnetic isolation plate that the embodiment of the present invention one provides
Fig. 7 is the perspective view for the second magnetic isolation plate that the embodiment of the present invention one provides
Fig. 8 is the H-H sectional view for Fig. 1 that the embodiment of the present invention one provides
Fig. 9 is the perspective view for the magnet plate for being equipped with permanent magnet that the embodiment of the present invention two provides
Figure 10 is the perspective view for not installing permanent magnet that the embodiment of the present invention two provides
Figure 11 is the perspective view for the magnet plate for being equipped with permanent magnet that the embodiment of the present invention two provides
Figure 12 is the perspective view for the magnet plate for being equipped with permanent magnet that the embodiment of the present invention three provides
Figure 13 is the main view for the halfbody for being not installed with permanent magnet that the embodiment of the present invention three provides
Figure 14 is the permanent magnet that the embodiment of the present invention three provides
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Specific embodiment, structure, feature and its effect applied according to the present invention is described in detail such as in attached drawing and preferred embodiment
Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more
Special characteristic, structure or feature in a embodiment can be combined by any suitable form.
Embodiment one
The linear motor is permanent magnet synchronous motor, and the linear motor includes secondary (rotor corresponding to rotating electric machine)
It is described secondary including at least one magnet plate 1 permanent magnetism identical with multiple specifications with primary (stator corresponding to rotating electric machine)
Body 2, permanent magnet 2 are fixedly mounted at a set interval on magnet plate 1.
As shown in figures 1-8, the magnet plate 1 is spliced by two halfbodies 11, and two halfbodies 11 are relative to along width side
Medium line in (Y direction) is symmetrical, and the axis of symmetry is parallel to the direction of motion (X-direction) of linear motor.
The magnet slot 12 to install permanent magnet 2 is provided on the magnet plate 1, the magnet slot 12 is respectively by being arranged in
Two halves slot 13 on halved body 11 is spliced, and two halves slot 13 is symmetrical arranged relative to the axis of symmetry, and the magnet
Slot 12 extends along X-direction.
The two sides of the magnet slot 12 are in concave structure, and the two sides of the permanent magnet 2 are the convex cooperated with concave structure
Structure can effectively be prevented in this way when permanent magnet 2 is placed into magnet slot 12 by the cooperation of concave structure and convex mechanism
Only permanent magnet 2 is detached from magnet plate 1 along the direction (Z-direction) perpendicular to magnet plate 1.
Specifically, the section of the magnet slot 12 and permanent magnet 2 is preferably trapezoidal, and magnet slot 12 is leaned on along Z-direction
The width c1 of its nearly notch side is less than width d1, i.e. c1 far from notch side<D1, in the side of magnet slot 12 and slot bottom
Between form the concave structure.Preferably, d1-c1>1mm.When permanent magnet 2 is placed in magnet slot 12, leaned on along Z-direction
The width c2 of nearly notch side is less than width d2, i.e. c2 far from notch side<D2, with the side of permanent magnet 2 and bottom surface it
Between form the convex shape.And 0<c2-c1<0.15mm, 0<d2-d1<0.15mm, by by the sectional dimension of permanent magnet 2
It is arranged to the sectional dimension slightly larger than magnet slot 12, can guarantees that permanent magnet 2 is fixed firmly in magnet slot 12.
The height of the permanent magnet 2 along the z-axis direction is equal to or slightly greater than the height of the magnet slot 12 of magnet plate, to guarantee
Permanent magnet 2 is higher by the height of magnet slot as the air gap between secondary and primary.
In order to realize the fixation to two halfbodies 11, it is provided on two halfbodies 11 along X-direction multiple opposite
Fastener hole 14, each fastener hole 14 extend along the width direction (Y direction) of magnet plate 1, and fastener hole 14 is each half
It is through-hole on body 11.The fasteners such as rivet or bolt 15 and then realization pair are provided in the opposite fastener hole 14 of every a pair
The fixation of halved body 11.And since the size of permanent magnet 2 along the y axis is slightly larger than the size of magnet slot 12, in this way when passing through
When fastener 15 fastens halved body 11, the both ends along the y axis of permanent magnet 2 can tightly be resisted against the side of magnet slot 12
The fixation of face and then realization to permanent magnet 2.
It is provided with magnetic isolation plate 3 between adjacent permanent magnet 2, can be limited by magnetic isolation plate 3 between adjacent permanent magnet 2
Arranged with the distance interval of setting, the cross sectional shape along the y axis of the magnetic isolation plate 3 and the cross sectional shape of permanent magnet 2 and
Size is consistent, and in this way when permanent magnet 2 is fixed in magnet slot 12, magnetic isolation plate 3 is also fixed.
Magnetic isolation plate 3 on each magnet plate 1 includes the first magnetic isolation plate 31 positioned at both ends and first positioned at both ends every magnetic
The second magnetic isolation plate 32 between plate 31, the thickness b of second magnetic isolation plate 32 are twice of 31 thickness a of the first magnetic isolation plate, i.e. b=
2a, in this way when needing from beginning to end to splice multiple magnet plates 1, the first magnetic isolation plate 31 on adjacent magnet plate 1 is mutually spelled
It connects, two pieces of adjacent spliced thickness of the first magnetic isolation plate 31 are just b and then can guarantee permanent magnet 2 after the splicing of magnet plate 1
Interval be b.Preferably, magnetic isolation plate 3 is made of non-magnetic material.
Embodiment two
As shown in figs. 9-11, the magnet plate in the embodiment is the magnet plate 100 of one piece of monoblock type, can also there is multiple magnetic
The mutually splicing of 100 head and the tail of iron plate.It is provided with magnet slot 112 on the magnet plate 100, the magnet slot 112 is integrated in the Y-axis direction
Molding, it is in addition to this completely the same with the magnet slot structure in embodiment one.Magnetic isolation plate 130 between permanent magnet 120
It is completely the same with the magnetic isolation plate in embodiment one.
In order to realize the fixation to permanent magnet, it is respectively arranged with side cover plate 114 at the both ends of each magnet plate 100, it is described
The both ends of side cover plate 114 along the y axis are provided with through-hole, the both ends of magnet plate 100 be respectively arranged with on side cover plate 114
The corresponding threaded hole 113 of through-hole, the side cover plate 114 are realized by screw 114 and the cooperation of threaded hole 113 from magnet slot 112
Permanent magnet 120 is fixed in both ends.
When needing to splice this magnet plate 100, it is only necessary to which to the both ends of spliced magnet plate 100, side cover plate is set
114.
Embodiment three
As shown in figs. 12-14, the magnet plate 200 in the embodiment is spliced by two halfbodies 210, each halfbody 210
Along X-direction extend and 210 opposed magnet plate 200 of halved body along the y axis on medium line be symmetrical arranged.In magnet plate
X-direction is provided with multiple magnet slots 211 on 200, each magnet slot 211 has respectively to be arranged on two halfbodies 210
Half slot 212 is spliced, and the opposite relatively described medium line of half slot 212 is symmetrical arranged.Interval between adjacent magnet slot 211
It is identical, it is preferable that adjacent magnet slot 211 is separated by magnetic isolation plate 230, the magnetic isolation plate 230 in the embodiment and magnet plate 200
It is integrally formed.
The thickness for being preferably located at the magnetic isolation plate 230 at 200 both ends of magnet plate is magnetic isolation plate 230 between both ends
The 1/2 of thickness acts on identical as in embodiment one.
Since magnetic isolation plate 230 and magnet plate 200 are integrally formed, it has not been convenient to be opened up in the two sides of magnet slot 211 along the y axis
Concave structure, for this purpose, concave structure can be opened up in the two sides of magnet slot 211 along the x axis, i.e., in magnetic isolation plate 230 and each
Concave structure is opened up between the slot bottom of magnet slot 211.Meanwhile it being opened up and concave structure in the two sides of permanent magnet 220 along the x axis
Fixation of the convex shape and then realization of cooperation to permanent magnet 220.
Specifically, the magnet slot 211 along the x axis notch width e 1 be less than slot bottom f1 width, i.e. e1<f1.Forever
Magnet 220 along the x axis upper surface width e 2 be less than lower surface width f2, i.e. e2<F2, also, e1=e2, f1=f2.It is excellent
Selection of land, f1-e1>1mm, f2-e2>1mm, to guarantee permanent magnet 220 fixed to the fastness in magnet slot 211.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (15)
1. a kind of magnet plate of linear motor, it is provided on the magnet plate to the permanent magnet of installing the linear motor
Magnet slot, the magnet slot extend along X-direction, the permanent magnet have it is multiple, adjacent permanent magnet equally spacedly by every
It opens, which is characterized in that be provided with concave structure at least one side wall of magnet slot, be provided on each permanent magnet
With the convex shape of concave structure cooperation, the concave structure is matched with the convex shape, perpendicular to the magnet plate
Plate face direction to the permanent magnet formed limit.
2. a kind of magnet plate of linear motor according to claim 1, which is characterized in that the adjacent permanent magnet passes through
Magnetic isolation plate separates.
3. a kind of magnet plate of linear motor according to claim 2, which is characterized in that the magnetic isolation plate includes that setting exists
First magnetic isolation plate of magnet board ends and the second magnetic isolation plate between two first magnetic isolation plates, the thickness of second magnetic isolation plate
Degree b is twice of the thickness a of first magnetic isolation plate.
4. a kind of magnet plate of linear motor according to claim 2, which is characterized in that the magnetic isolation plate is removably set
It sets in magnet slot, the concave structure in the magnet slot is arranged on the two sidewalls along the y axis of magnet slot, the convex
Structure setting is on the two sidewalls along the y axis of permanent magnet.
5. a kind of magnet plate of linear motor according to claim 4, which is characterized in that magnet slot is close along Z-direction
The width c1 of its notch side is less than the width d1 far from notch side, and when permanent magnet is placed in magnet slot, permanent magnet is along Z
Width c2 of the axis direction close to notch side is less than the width far from notch side.
6. a kind of magnet plate of linear motor according to claim 5, which is characterized in that d1-c1>1mm.
7. a kind of magnet plate of linear motor according to claim 6, which is characterized in that 0<c2-c1<0.15mm, 0<d2-
d1<0.15mm。
8. a kind of magnet plate of linear motor according to claim 2, which is characterized in that the permanent magnet is along Z-direction
Height be equal to or more than magnet plate magnet slot height.
9. a kind of magnet plate of linear motor according to claim 2, which is characterized in that the magnetic isolation plate is in Y direction
On section it is consistent with the section of permanent magnet in the Y-axis direction.
10. according to a kind of described in any item magnet plates of linear motor of claim 2-9, which is characterized in that the magnet plate
Be made of two halfbodies, the medium lines along the y axis of two halfbody opposed magnet plates is symmetrical arranged, and the magnet slot by
Two and half slots composition, two half slots are symmetrical arranged relative to the medium line.
11. a kind of magnet plate of linear motor according to claim 10, which is characterized in that be provided on two halfbodies
Opposite multiple fastener holes, the fastener hole extend along Y direction, are provided with fastener in each pair of opposite fastener hole.
12. according to a kind of described in any item magnet plates of linear motor of claim 2-9, which is characterized in that the magnet plate
It is integrally formed, the both ends of magnetic isolation plate is provided with the side cover plate to block magnet slot both ends.
13. a kind of magnet plate of linear motor according to claim 2, which is characterized in that the magnet plate is by two and half
The medium line along the y axis of body composition, two halfbody opposed magnet plates is symmetrical arranged, and the magnet slot is by two and half slots
Composition, two half slots are symmetrical arranged relative to the medium line, and the magnetic isolation plate is provided in each half slot, described every magnetic
Plate is integrally formed with corresponding magnet plate.
14. a kind of magnet plate of linear motor according to claim 13, which is characterized in that, the concave structure setting
Towards the side of corresponding permanent magnet on magnetic isolation plate, the convex shape setting is corresponding with the concave structure on permanent magnet
Side on.
15. a kind of linear motor, the linear motor includes permanent magnet, which is characterized in that the permanent magnet is mounted on right and wants
It asks on magnet plate described in 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837894.8A CN108847764A (en) | 2018-07-26 | 2018-07-26 | A kind of magnet plate and linear motor of linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837894.8A CN108847764A (en) | 2018-07-26 | 2018-07-26 | A kind of magnet plate and linear motor of linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108847764A true CN108847764A (en) | 2018-11-20 |
Family
ID=64192280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810837894.8A Pending CN108847764A (en) | 2018-07-26 | 2018-07-26 | A kind of magnet plate and linear motor of linear motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108847764A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1612448A (en) * | 2003-10-30 | 2005-05-04 | 乐金电子(天津)电器有限公司 | Magnetic body fixing structure for linear electric motor rotor assembly and its fixing method |
| CN1802782A (en) * | 2003-07-16 | 2006-07-12 | 汉阳大学校产学协力团 | Mover for linear oscillatory actuator |
| CN102969842A (en) * | 2011-08-25 | 2013-03-13 | 发那科株式会社 | Magnet plate for linear motor and method for producing thereof |
| KR20140115738A (en) * | 2013-03-22 | 2014-10-01 | 주식회사 위시스 | Stator for linear motor and manufacturing method thereof |
| CN105703600A (en) * | 2014-12-11 | 2016-06-22 | 西门子公司 | Secondary part with template |
| CN208597018U (en) * | 2018-07-26 | 2019-03-12 | 珠海格力电器股份有限公司 | A kind of magnet plate and linear motor of linear motor |
-
2018
- 2018-07-26 CN CN201810837894.8A patent/CN108847764A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1802782A (en) * | 2003-07-16 | 2006-07-12 | 汉阳大学校产学协力团 | Mover for linear oscillatory actuator |
| CN1612448A (en) * | 2003-10-30 | 2005-05-04 | 乐金电子(天津)电器有限公司 | Magnetic body fixing structure for linear electric motor rotor assembly and its fixing method |
| CN102969842A (en) * | 2011-08-25 | 2013-03-13 | 发那科株式会社 | Magnet plate for linear motor and method for producing thereof |
| KR20140115738A (en) * | 2013-03-22 | 2014-10-01 | 주식회사 위시스 | Stator for linear motor and manufacturing method thereof |
| CN105703600A (en) * | 2014-12-11 | 2016-06-22 | 西门子公司 | Secondary part with template |
| CN208597018U (en) * | 2018-07-26 | 2019-03-12 | 珠海格力电器股份有限公司 | A kind of magnet plate and linear motor of linear motor |
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