CN108880181A - A kind of linear motor - Google Patents
A kind of linear motor Download PDFInfo
- Publication number
- CN108880181A CN108880181A CN201810609364.8A CN201810609364A CN108880181A CN 108880181 A CN108880181 A CN 108880181A CN 201810609364 A CN201810609364 A CN 201810609364A CN 108880181 A CN108880181 A CN 108880181A
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- CN
- China
- Prior art keywords
- magnetic conductive
- conductive board
- mover
- component
- coil
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- 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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Classifications
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- 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
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
Abstract
The invention discloses a kind of linear motors, including stator component and mover component, stator component to include：First magnetic conductive board and the second magnetic conductive board disposed in parallel；It is respectively arranged with magnet array on first magnetic conductive board and opposite two wall surfaces of the second magnetic conductive board, gap is provided between the first magnetic conductive board and the second magnetic conductive board, above-mentioned mover component is located in the gap；The opposite two sides of mover component are stretched out from the opening of stator component two sides respectively, and are respectively arranged with mover supporting element on the two sides that mover component stretches out stator component.Linear motor of the invention is respectively arranged a mover supporting element in the two sides of mover component, the coil width in mover component can be made to increase, and to increase thrust, and is conducive to coil and radiates.
Description
Technical field
The present invention relates to technical field of motors, in particular to a kind of linear motor.
Background technique
Linear motor be it is a kind of electric energy can be directly changed into linear motion mechanical energy, without any intermediate conversion machine
The transmission device of structure.In recent years, in industrial application, ironless linear motors are generallyd use.However, existing ironless linear
Although motor improves the driving force of motor to a certain extent, its internal mover component mostly uses greatly unilateral support construction
Support.Unilateral support construction is found to have following defect in long-term application：Coil in mover component can be due to hanging
Biggish vibration is generated with unbalance stress；Due to being unilateral support, so the size of mover component interior loop will receive limitation；And
And coil is predominantly located in stator component, easy heat radiation, does not easily cause the damage of coil.These defects eventually result in motor
A series of problems, such as response time is long, thrust is small and motor damage.Therefore, it is highly desirable to study new structure of the linear motion actuator.
Summary of the invention
The purpose of the present invention is to provide a kind of new solutions of linear motor.
According to an aspect of the invention, there is provided a kind of linear motor, including stator component and mover component, it is described fixed
Subassembly includes：First magnetic conductive board and the second magnetic conductive board disposed in parallel；First magnetic conductive board and the second magnetic conductive board are opposite
It is respectively arranged with magnet array on two wall surfaces, gap is provided between first magnetic conductive board and the second magnetic conductive board, it is described dynamic
Subassembly is located in the gap, and the opposite two sides of the mover component are stretched from the opening of the stator component two sides respectively
Out, and on the two sides that the mover component stretches out stator component it is respectively arranged with mover supporting element.
Optionally, the link slot for connecting the mover component side is provided on the side wall of the mover supporting element,
And the link slot extends to the inside of the mover supporting element；The side of the mover component is connected in the link slot.
Optionally, the side of the mover component is protruded into the link slot.
Optionally, the mover component includes coil substrate and coil group, and the coil group is encapsulated in the coil base
In plate.
Optionally, the coil group is encapsulated in the middle part in the coil substrate.
Optionally, the coil substrate is made of epoxy resin or carbon fiber.
Optionally, the coil group includes：Multiple coils arranged side by side, and multiple coils are sequentially connected；Wherein,
The coil is runway type coil, square coil or square coil.
Optionally, above-mentioned linear motor further includes be respectively supported at the first magnetic conductive board and the second magnetic conductive board both ends first
Block, the second block；Screw and first magnetic conductive board, the second magnetic conductive board is respectively adopted in first block, the second block
End connection, is separated first magnetic conductive board and the second magnetic conductive board by first block and the second block.
Optionally, first magnetic conductive board and the second magnetic conductive board are metal magnetic conducting plate.
Optionally, the magnet array includes：Multiple magnet blocks arranged side by side.
The new solution of linear motor provided by the invention uses bilateral mover support construction, phase for mover component
Than traditional unilateral support construction, it is existing to can reduce the vibration as caused by mover component coil group is hanging and unbalance stress
As.It can make the coil group in mover component that there is wider width, increase the thrust of motor with this.Due to mover component two sides
Stator component is stretched out on side, is more favorable for internal coil heat dissipation.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described.It should be appreciated that the following drawings illustrates only certain embodiments of the present invention, therefore it is not construed as pair
The restriction of range.It for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows the external structure schematic diagram of linear motor provided in an embodiment of the present invention.
Fig. 2 shows the structural schematic diagrams of linear motor inner stator part provided in an embodiment of the present invention.
Fig. 3 shows the structural decomposition diagram of linear motor inner stator part provided in an embodiment of the present invention.
Fig. 4 shows the decomposition chart of linear motor interior loop group and mover supporting element provided in an embodiment of the present invention.
Fig. 5 shows the structure that mover component is matched with mover supporting element in linear motor provided in an embodiment of the present invention
Schematic diagram.
Part description of symbols.
1. stator component, 2. mover supporting elements, 3. mover components；
101. the first magnetic conductive board, 102. first blocks, 103. second magnetic conductive boards, 104. second blocks, 105. magnet blocks,
201. link slots, 301. coils, 302. coil substrates.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should be noted that：Unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
A kind of linear motor provided in an embodiment of the present invention, referring to Fig.1, shown in Fig. 2 and Fig. 3, including 1 He of stator component
Mover component 3；The stator component 1 includes：First magnetic conductive board 101 disposed in parallel and the second magnetic conductive board 103, and support respectively
The first block 102, the second block 104 at 103 both ends of the first magnetic conductive board 101 and the second magnetic conductive board；First magnetic conductive board, 101 He
Magnet array, and the first magnetic conductive board 101 and the second magnetic conductive board are respectively arranged on two opposite wall surfaces of second magnetic conductive board 103
Gap is provided between 103, above-mentioned mover component 3 is located in the gap.Wherein, the opposite two sides of above-mentioned mover component 3 point
It does not stretch out from the opening of 1 two sides of stator component, and is respectively arranged on the two sides that mover component 3 stretches out stator component 1
Mover supporting element 2.
Linear motor provided in an embodiment of the present invention supports the two sides of mover component 3 using mover supporting element 2,
Its advantages are：
(1) due to being supported in 3 two sides of mover component using mover supporting element 2, it can weaken, even be eliminated due to coil
The vibration that group suspends and unbalance stress generates.
(2) due to being supported in 3 two sides of mover component using mover supporting element 2, compared with unilateral support construction, can make
The width of coil group increases, and the thrust of motor can in this way increased.
(3) it since stator component 1 is stretched out in 3 two sides of mover component, conducive to the coil group heat dissipation in mover component 3, is not easy
The damage of coil is caused, the service life of coil can be improved.
Wherein, the first magnetic conductive board 101 and the second magnetic conductive board 103 are all made of metal magnetic conducting material and are made.
Wherein, between the first magnetic conductive board 101 and the second magnetic conductive board 103 using the first block 102 and the second block 104 by that
This is separated.First block 102 is identical with 104 shapes and sizes of the second block, it is preferable that the first block 102 and the second block 104
It is in cubic, it is easy to connect with the first magnetic conductive board 101 and the second magnetic conductive board 103, and it is good to connect rear stability.
In a specific example, the both ends of the first magnetic conductive board 101 are respectively arranged with multiple screw holes, the second magnetic conductive board
103 both ends are respectively arranged with multiple screw holes, are each provided with multiple screw holes on the first block 102 and the second block 104；First
The both ends of magnetic conductive board 101 are connect with the first block 102, the second block 104 respectively using screw, and the two of the second magnetic conductive board 103
End is respectively adopted screw and connect with the first block 102, the second block 104, i.e., is connected by the way of screw connection.Using spiral shell
The mode for following closely connection makes the first magnetic conductive board 101, the second magnetic conductive board 103, the first block 102, disassembly side between the second block 104
Just, facilitate the replacement of component.
In a specific example, the both ends of the first magnetic conductive board 101 respectively with the first block 102, the second block 104
Bonding, the both ends of the second magnetic conductive board 103 are Nian Jie with the first above-mentioned block 102, the second block 104 respectively, i.e., using bonding
Mode connect.The mode of bonding is simple, at low cost, and fastness is preferable.
In a specific example, the both ends of the first magnetic conductive board 101 are respectively arranged with multiple blocked holes, the second magnetic conduction
The both ends of plate 103 are respectively arranged with multiple blocked holes, be each provided on the first block 102 and the second block 104 it is multiple with it is upper
State the clamping block that blocked hole matches；Block respectively with the first block 102, the second block 104 at the both ends of first magnetic conductive board 101
It connects, the both ends of the second magnetic conductive board 103 are clamped with the first above-mentioned block 102, the second block 104 respectively, i.e., using clamping
Mode connects.It is convenient for the first magnetic conductive board 101, the second magnetic conductive board 103, the first block 102, the second block by the way of clamping
It dismantles, and is assembled also easily between 104.
Certainly, it can also be connected using other modes between the first magnetic conductive board 101 and the second magnetic conductive board 103, as long as making the
One magnetic conductive board 101 and the second magnetic conductive board 103 separate.
Wherein, referring to Fig.1, shown in Fig. 4 and Fig. 5, the structure of cubic, and mover can be set into mover supporting element 2
The height of supporting element 2 is identical as the height of stator component 1.Link slot 201 is offered in the one side wall of mover supporting element 2, in order to
It is connected firmly with mover component 3, which will extend to the inside of mover supporting element 2, that is, have certain depth.
The connection type of the side of mover component 3 and mover supporting element 2 can there are many.
In a specific example, the side of mover component 3 is protruded into the link slot 201 opened up on mover supporting element 2,
The side and link slot 201 for making mover component 3 are directly clamped.At this point, 201 shape of link slot will be with the side shape of mover component 3
Shape matches, and it is secured to be conducive to clamping.This mode is simple, mover supporting element 2 can be made firmly to prop up without other accessories
Support is in a side of mover component 3.
Wherein, the structure of mover component 3 is, referring to shown in Fig. 4 and Fig. 5, including：Coil substrate 302 and coil group, and line
Circle group is packaged in inside coil substrate 302.Coil group is packaged in coil substrate 302, its object is to：Utilize coil base
Plate 302 supports coil group, and coil group itself is relatively soft, be not easy that mover supporting element 2 is arranged on it, using coil substrate 302
It can increase the rigidity of coil group, be conducive to setting mover supporting element 2.
In a specific example, coil group can be packaged in the middle part in coil substrate 302, keep weight more equal
Weighing apparatus.Coil substrate 302 is made of nonmetallic materials, generallys use epoxy resin, can not also be done herein using carbon fiber etc.
The raw material for limiting, but using wants high temperature resistant, intensity high and good insulation preformance.
Coil group in mover component 3, structure be, referring to Figure 5, including：Multiple coils arranged side by side, and it is more
A coil is sequentially connected.
Wherein, the shape of coil, which can according to need, is set as other shapes, such as：Runway type coil, square coil or
Square coil etc..Its requirement is：Interlude must be straight line, and both ends can be straightway, may be set to be arc segment,
And intermediate segment length will be grown as far as possible, both ends length is as short as possible, conducive to making motor generate biggish thrust.
Wherein, magnet battle array is respectively arranged on two opposite wall surfaces of the first magnetic conductive board 101 and the second magnetic conductive board 103
Column, the magnet array arrangement mode are：Multiple magnet blocks 105 are arranged side by side, and are provided between two adjoining magnet blocks 105
Interval.Certainly, magnet array can also be using other arrangement modes.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including element.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope of the invention modify to above embodiments.Model of the invention
It encloses and is defined by the following claims.
Claims (10)
1. a kind of linear motor, it is characterised in that：Including stator component (1) and mover component (3), stator component (1) packet
It includes：First magnetic conductive board (101) disposed in parallel and the second magnetic conductive board (103)；First magnetic conductive board (101) and the second magnetic conductive board
(103) magnet array, first magnetic conductive board (101) and the second magnetic conductive board (103) are respectively arranged on two opposite wall surfaces
Between be provided with gap, the mover component (3) is located in the gap, the mover component (3) it is opposite two sides difference
It is stretched out from the opening of the stator component (1) two sides, and on the two sides that the mover component (3) stretch out stator component (1)
It is respectively arranged with mover supporting element (2).
2. linear motor according to claim 1, which is characterized in that be provided on the side wall of the mover supporting element (2)
For connecting the link slot (201) of the mover component (3) side, and the link slot (201) extends to the mover support
The inside of part (2)；
The side of the mover component (3) is connected in the link slot (201).
3. linear motor according to claim 2, which is characterized in that the company is protruded into the side of the mover component (3)
In access slot (201).
4. linear motor according to claim 1, which is characterized in that the mover component (3) includes coil substrate (302)
And coil group, and the coil group is encapsulated in the coil substrate (302).
5. linear motor according to claim 4, which is characterized in that the coil group is encapsulated in the coil substrate
(302) middle part in.
6. linear motor according to claim 4, which is characterized in that the coil substrate (302) using epoxy resin or
Carbon fiber is made.
7. linear motor according to claim 4, which is characterized in that the coil group includes：Multiple lines arranged side by side
It encloses (301), and multiple coils (301) are sequentially connected；
Wherein, the coil is runway type coil, square coil or square coil.
8. linear motor according to claim 1, which is characterized in that further include being respectively supported at the first magnetic conductive board (101)
The first block (102), the second block (104) with the second magnetic conductive board (103) both ends；First block (102), second gear
Block (104) is respectively adopted screw and connect with the end of first magnetic conductive board (101), the second magnetic conductive board (103), by described first
Block (102) and the second block (104) separate first magnetic conductive board (101) and the second magnetic conductive board (103).
9. linear motor according to claim 1, which is characterized in that first magnetic conductive board (101) and the second magnetic conductive board
It (103) is metal magnetic conducting plate.
10. linear motor according to claim 1, which is characterized in that the magnet array includes：It is multiple arranged side by side
Magnet block (105).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810609364.8A CN108880181A (en) | 2018-06-13 | 2018-06-13 | A kind of linear motor |
| PCT/CN2019/088908 WO2019237917A1 (en) | 2018-06-13 | 2019-05-29 | Linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810609364.8A CN108880181A (en) | 2018-06-13 | 2018-06-13 | A kind of linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108880181A true CN108880181A (en) | 2018-11-23 |
Family
ID=64338327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810609364.8A Pending CN108880181A (en) | 2018-06-13 | 2018-06-13 | A kind of linear motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108880181A (en) |
| WO (1) | WO2019237917A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019237917A1 (en) * | 2018-06-13 | 2019-12-19 | 歌尔股份有限公司 | Linear motor |
| WO2020140178A1 (en) * | 2018-12-30 | 2020-07-09 | 中国科学院沈阳自动化研究所 | On-orbit launching apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1023735A (en) * | 1996-07-05 | 1998-01-23 | Nippon Seiko Kk | Linear motor |
| JP2004320959A (en) * | 2003-04-18 | 2004-11-11 | Yaskawa Electric Corp | Linear motor |
| CN101071967A (en) * | 2006-05-10 | 2007-11-14 | 大银微系统股份有限公司 | Linear motor radiating structure |
| CN106026608A (en) * | 2016-05-18 | 2016-10-12 | 深圳市斯特诺科技有限公司 | Bilateral linear stepping motor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3870413B2 (en) * | 2002-08-20 | 2007-01-17 | 株式会社安川電機 | Coreless linear motor |
| CN108880181A (en) * | 2018-06-13 | 2018-11-23 | 深圳市歌尔泰克科技有限公司 | A kind of linear motor |
-
2018
- 2018-06-13 CN CN201810609364.8A patent/CN108880181A/en active Pending
-
2019
- 2019-05-29 WO PCT/CN2019/088908 patent/WO2019237917A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1023735A (en) * | 1996-07-05 | 1998-01-23 | Nippon Seiko Kk | Linear motor |
| JP2004320959A (en) * | 2003-04-18 | 2004-11-11 | Yaskawa Electric Corp | Linear motor |
| CN101071967A (en) * | 2006-05-10 | 2007-11-14 | 大银微系统股份有限公司 | Linear motor radiating structure |
| CN106026608A (en) * | 2016-05-18 | 2016-10-12 | 深圳市斯特诺科技有限公司 | Bilateral linear stepping motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019237917A1 (en) * | 2018-06-13 | 2019-12-19 | 歌尔股份有限公司 | Linear motor |
| WO2020140178A1 (en) * | 2018-12-30 | 2020-07-09 | 中国科学院沈阳自动化研究所 | On-orbit launching apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019237917A1 (en) | 2019-12-19 |
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Application publication date: 20181123 |
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