CN102201713B - Linear motor coil assembly structure - Google Patents
Linear motor coil assembly structure Download PDFInfo
- Publication number
- CN102201713B CN102201713B CN201010158283.4A CN201010158283A CN102201713B CN 102201713 B CN102201713 B CN 102201713B CN 201010158283 A CN201010158283 A CN 201010158283A CN 102201713 B CN102201713 B CN 102201713B
- Authority
- CN
- China
- Prior art keywords
- coil
- linear motor
- pedestal
- bending segment
- inserting groove
- 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.)
- Active
Links
Landscapes
- Linear Motors (AREA)
- Windings For Motors And Generators (AREA)
Abstract
The invention discloses a linear motor coil assembly structure, which comprises a coil group, a base body and a resin package layer, wherein the coil group consists of a plurality of coils which are arranged adjacently; each coil is provided with two opposite linear acting edges, and a first side of a non-acting edge and a second side of the non-acting edge which are opposite to each other; the coils form a plurality of staggered first bending sections on the first side of the non-acting edge; the second side of the non-acting edge is provided with a plurality of leads which are connected with external cables at the end part of the coil group; the base body is provided with a splicing groove; the shape of the section of the splicing groove just corresponds to that of a section on the first bending section, and is used for inserting of the coils; and the resin package layer is coated on the coils and is used for sealing the splicing groove of the base body to increase the contact surface of each coil and the inner wall of the splicing groove of the base body and increase the radiating rate.
Description
Technical field
The present invention has about a kind of Linear motor coil sub-assembly structure, refers to contact area by increasing coil and pedestal inserting groove inwall especially and improves the structure of rate of heat dispation.
Background technology
The coil assembly of general non iron-core linear motor, the resin-coated encapsulated layer of meeting outside its coil groups, and be placed in the groove of pedestal, and due to resin-encapsulated layer be made up of high molecule plastic material, its radiating effect is poor, when passing to electric current to coil-winding, the situation that the coil of easy generating coil coiling is overheated.
For the situation that the coil solving coil groups is overheated, there is No. I288521st, TaiWan, China patent " non iron-core linear motor ", it is to provide the non iron-core linear motor that a kind of temperature that can reduce armature winding rises, its mover is formed by the mover erecting bed of the armature winding that is made up of a plurality of coil and support armature coiling, and stator is by being made up of the permanent magnet and rear yoke that form a plurality of magnetic pole, more and, across space, the non iron-core linear motor of the structure of the left and right sides of armature winding is held under the arm with permanent magnet, below mover erecting bed, recess is set, and will the coil top of the upside of coil be equivalent to, be inserted in the recess of mover erecting bed, and near the coil of the downside being equivalent to coil is following, the space of the link process be used between execution coil or with lead-in wire is set, so its shortcoming is:
Although its utilize coil is directly inserted into mover erecting bed recess in improve rate of heat dispation, but along with the efficiency of non iron-core linear motor in application more and more improves, the electric current passed in coil also has larger demand, if according to the specific thrust of generation, and the current value of coil-winding must be put on, can produce at coil the heat energy being equivalent to current squaring, then must improve rate of heat dispation ability.
Summary of the invention
Main purpose of the present invention, is to provide a kind of Linear motor coil sub-assembly to construct, to change the not good defect of coil rate of heat dispation in the coil assembly of known non iron-core linear motor.
In order to reach above-mentioned purpose, solution of the present invention is:
A Linear motor coil sub-assembly structure, comprises a coil groups, a pedestal and a resin-encapsulated layer, coil groups is formed by the adjacent arrangement of a plurality of coil, each coil has two relative linear function limits, non-two linear function limits form relative inactive edge first side and inactive edge second side, and any two adjacent windings are relative bending at inactive edge first side position place, each coil of coil groups is made all to have one first bending segment to be staggered, each first bending segment has one first side, one second side, and one the 3rd side connect this first side and the second side, the coil of this coil groups by the extended complex root wire of inactive edge second side position, pedestal arranges an inserting groove, the section configuration of the first bending segment position of the coil of the just corresponding aforementioned relative bending of section configuration of this inserting groove, and plant for these coils, described inserting groove has the first side of corresponding described first bending segment, one of the second side and the 3rd side the first contact-making surface, one second contact-making surface and one the 3rd contact-making surface, the coated coil of resin-encapsulated layer exposes to the part outside pedestal inserting groove, and seals the inserting groove of this pedestal.
Above-mentioned any two adjacent windings are staggered to coincide.
The section configuration of above-mentioned pedestal inserting groove is inverted V-shape, Y-shaped or the font of falling T.
First bending segment of above-mentioned coil bends towards its relative inner, and forms one second bending segment respectively, the section configuration of the section configuration of this pedestal inserting groove then corresponding aforementioned coil first bending segment and the second bending segment.
Above-mentioned pedestal arranges at least one cooling duct.
Above-mentioned arbitrary cooling duct is along block body axis to extension.
Above-mentioned any two adjacent windings are relative bending at inactive edge second side position place, and form a plurality of the 3rd interlaced bending segment.
Each coil above-mentioned comprises a plurality of subcoils mutually coincided.
Each subcoil above-mentioned is staggered at the first bending segment position bifurcated, and section is that a plurality of bifurcated is staggered shape.
The above-mentioned complex root wire being arranged at the inactive edge second side position place of coil groups coil is linked to the position, linear function limit of coil groups end coil with the external cable being entered resin-encapsulated layer by pedestal end.
There is a heat insulating lamina on above-mentioned pedestal inserting groove surface, this heat insulating lamina with perfusion, plated film, smear, to paste or storing mode is attached to pedestal slot on the surface, then to be combined with coil assembly, with the high insulating property of hold-in winding and pedestal.
Above-mentioned heat insulating lamina material is perfusion resin, insulation plated film, varnish, PI insulating tape or electric insulation paper.
Above-mentioned heat insulating lamina thickness is less than 1mm.
After adopting such scheme, advantage of the present invention is as follows:
(1) the present invention is by increasing the contact area of the inserting groove inwall of coil and pedestal, improves the heat transfer between coil and pedestal, and utilizes cooling duct to accelerate the thermal convection of pedestal and air, thus significantly improves rate of heat dispation;
(2) the present invention utilizes the heat insulating lamina on pedestal inserting groove surface to provide the high insulating property of coil and pedestal.
Accompanying drawing explanation
Fig. 1 is the stereo appearance figure of coil assembly of the present invention;
Fig. 2 is the end view of the non-potting resin encapsulated layer of the present invention;
The sectional schematic diagram of Fig. 3 to be the section configuration of coil groups first bending segment position of the present invention be inverted V-shape and pedestal;
Fig. 4 is that the section configuration of coil groups first bending segment position of the present invention is in falling the sectional schematic diagram of Y-shaped and pedestal;
Fig. 5 is the sectional schematic diagram of section configuration in the font of falling T and pedestal of coil groups first bending segment position of the present invention;
Fig. 6 is the sectional schematic diagram that coil groups of the present invention forms the second bending segment and pedestal;
Fig. 7 is that the present invention forms coil by a plurality of subcoil and is that a negative bifurcated is staggered the sectional schematic diagram of shape and pedestal in the section configuration of coil groups first bending segment position;
Fig. 8 is the schematic diagram of pedestal inserting groove surface attachment heat insulating lamina section of the present invention;
Fig. 9 is use schematic diagram of the present invention.
Main element symbol description
1 coil 10 linear function limit
11 inactive edge second side, inactive edge first sides 12
13 first bending segments
14 second bending segments
15 the 3rd bending segment 16 wires
17 subcoil 171 first subcoils
172 second subcoil 18 coil groups ends
2 pedestal 21 inserting grooves
22 pedestal end, cooling ducts 23
24 heat insulating lamina 3 resin-encapsulated layers
A coil assembly B external cable
C coil groups D magnet track constructs
Embodiment
In sum, present pre-ferred embodiments refers to shown in Fig. 1, Fig. 2 and Fig. 3, for a kind of Linear motor coil sub-assembly A constructs, comprises a coil groups C, pedestal 2 and a resin-encapsulated layer 3.
Coil groups C is formed by the adjacent arrangement of a plurality of coils 1, and any two adjacent windings 1 are staggered coincides, thus overall volume is reduced more, to be applicable to the compacter linear motor in space, these coils 1 have two relative linear function limits 10, non-rectilinear action edge 10 forms relative inactive edge first side 11 and inactive edge second side 12, in addition, any two adjacent windings 1 are relative bending in position, inactive edge first side 11, each coil 1 of coil groups C is made all to have one first bending segment 13, adjacent first bending segment 13 is staggered, each first bending segment 13 has one first side, one second side, and one the 3rd side connect this first side and the second side, the section configuration of these the first bending segment 13 positions can be inverted V-shape, the section configuration of aftermentioned pedestal 2 inserting groove 21 also coordinates and (refers to Fig. 3) in inverted V-shape, in addition, the section of these the first bending segment 13 positions and the section of aftermentioned pedestal 2 inserting groove 21 also can coordinate in falling Y-shaped (referring to Fig. 4) or the font of falling T (referring to Fig. 5), in addition, these first bending segments 13 also can bend towards its relative inner, and form one second bending segment 14 respectively, the section configuration (referring to Fig. 6) of the section configuration of pedestal 2 inserting groove 21 then corresponding aforementioned coil first bending segment 13 and the second bending segment 14, in addition, coil 1 mutually can be coincided by a plurality of subcoil 17 and form, each subcoil 17 is that the bifurcated shape that is staggered (refers to Fig. 7 in the first bending segment 13 position of inactive edge first side 11, arbitrary subcoil 17 comprises the first subcoil 171 and the second subcoil 172 coincided mutually, and these relative first subcoils 171 and the second subcoil 172 are staggered in bifurcated shape), any two adjacent windings 1 are then relative bending in position, inactive edge second side 12, form a plurality of the 3rd interlaced bending segment 15, the coil 1 of coil groups C also arranges complex root wire 16 by position, inactive edge second side 12, aforementioned wire 16 is bent to the linear function limit 10 of coil groups end 18 coil 1 and is connected conducting with external cable B after extending to inactive edge second side 12 of coil groups end 18, therefore foreign current can flowing through coil group C and have effect, and the 3rd bending segment 15 of aforementioned coil 1 has the effect of guiding wire 16.
Pedestal 2 arranges an inserting groove 21, the section configuration of the first bending segment 13 position of the proper corresponding coil 1 of section configuration of this inserting groove 21, and plant for coil 1, described inserting groove 21 has the first side of corresponding described first bending segment 13, one of the second side and the 3rd side the first contact-making surface, one second contact-making surface and the 3rd contact-making surface, and this pedestal 2 arranges at least one cooling duct 22, arbitrary cooling duct 22 extends along the axis of this pedestal 2.
The coated coil 1 of resin-encapsulated layer 3 exposes to the part outside pedestal 2 inserting groove 21, and just seals the inserting groove 21 of pedestal 2.
During use, refer to shown in Fig. 9, the present invention is incorporated into a magnet track structure D, and construct due to the coil assembly A of general non iron-core linear motor, its pedestal mostly 2 is made up of aluminium alloy, and aluminium alloy has the high coefficient of heat conduction, again according to heat transfer formula: Q=-KA (dT/dX), wherein Q: heat flux, K: the coefficient of heat conduction, A: contact area, dT/dX: temperature gradient, therefore increase the contact area of coil 1 and pedestal 2 inserting groove 21 inwall, effectively can improve rate of heat dispation, and the present invention is by being arranged at inactive edge second side 12 of coil 1 by wire 16, and by inactive edge second side 12 of coil groups end 18 coil around to the position, linear function limit 10 of coil groups end 18 coil 1, and and by pedestal end 23 enter resin-encapsulated layer 3 external cable B link, owing to directly not arranging wire 16 by inactive edge first side 11 of coil 1, thus vacate the space of coil 1 inactive edge first side 11, and the first bending segment 13 surface area forming staggered bending in inactive edge first side 11 of aforementioned coil 1 increases, and the contact area with inserting groove 21 inwall of pedestal 2 can be improved, can heat radiation speed, in addition, also second bending segment 14 can be bent to form by the first bending segment 13 position towards its relative inner according to user demand, and increase the contact area of coil 1 and pedestal 2 inserting groove 21 inwall whereby, rate of heat dispation is improved more, coil 1 can also be made up of a plurality of subcoil 17 in addition, each subcoil is staggered at the first bending segment 13 position bifurcated, its section is a plurality of form of bifurcation, more increase the contact area with pedestal 2, thus more rate of heat dispation can be improved.
Pedestal 2 then can by the effect of cooling duct 22, and accelerate the thermal convection with air, reduce the temperature of pedestal 2, and keep temperature gradient suitable between pedestal 2 inserting groove 21 inwall and coil 1 contact area, also there is the effect improving coil 1 rate of heat dispation, user also can according to the external form of pedestal 2, make the section of the first bending segment 13 position be inverted V-shape, fall Y-shaped, the font of falling T or a plurality of bifurcated and to be staggered shape, and on pedestal 2, increase the quantity of cooling duct 22, accelerate pedestal 2 surface and the thermal convection of air, improve rate of heat dispation.
Because coil groups C comprises a plurality of coil 1, these coils 1 are bent by Wire-wound, thus cannot very accurate forming, when in the inserting groove 21 that coil groups C is incorporated into pedestal 2 and perfusion resin encapsulated layer 3 time, easily contact with the surface of pedestal 2 inserting groove 21, its insulating capacity only has the insulating capacity of the insulating barrier on coil 1 wire; For improving insulating capacity, therefore a heat insulating lamina 24 (referring to Fig. 8) is provided on the surface of above-mentioned pedestal 2 inserting groove 21, the material of this heat insulating lamina 24 can be perfusion resin, insulation plated film, varnish, PI insulating tape, electric insulation paper etc., can be combined with coil groups C more on the surface with the inserting groove 21 pouring into, electroplate, smear, paste or the mode such as storing is attached to pedestal 2 in advance, to improve the insulation property of coil 1 and pedestal 2; For keeping high radiating effect, the thickness of heat insulating lamina 24 is less than 1mm.
Claims (14)
1. a Linear motor coil sub-assembly structure, is characterized in that comprising:
One coil groups, formed by the adjacent arrangement of a plurality of coil, each coil has two relative linear function limits, non-two linear function limits form relative inactive edge first side and inactive edge second side, and any two adjacent windings are relative bending at inactive edge first side position place, each coil of coil groups is made all to have the first bending segment, adjacent first bending segment is staggered, each first bending segment has one first side, one second side, and one the 3rd side connect this first side and the second side, the coil of this coil groups by the extended complex root wire of inactive edge second side position,
One pedestal, one inserting groove is set, the section configuration of the first bending segment position of the coil of the just corresponding aforementioned relative bending of section configuration of this inserting groove, and plant for these coils, described inserting groove has the first side of corresponding described first bending segment, one of the second side and the 3rd side the first contact-making surface, one second contact-making surface and one the 3rd contact-making surface;
One resin-encapsulated layer, coated coil exposes to the part outside pedestal inserting groove, and seals the inserting groove of this pedestal.
2. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: described any two adjacent windings are staggered to coincide.
3. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: the section configuration of described pedestal inserting groove is inverted V-shape, Y-shaped or the font of falling T.
4. Linear motor coil sub-assembly structure as claimed in claim 1, it is characterized in that: the first bending segment of described coil bends towards its relative inner, and form one second bending segment respectively, the section configuration of the section configuration of this pedestal inserting groove then corresponding aforementioned coil first bending segment and the second bending segment.
5. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: described pedestal arranges at least one cooling duct.
6. Linear motor coil sub-assembly structure as claimed in claim 5, is characterized in that: arbitrary described cooling duct is along block body axis to extension.
7. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: described any two adjacent windings are relative bending at inactive edge second side position place, and form a plurality of the 3rd interlaced bending segment.
8. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: each coil described comprises a plurality of subcoils mutually coincided.
9. Linear motor coil sub-assembly structure as claimed in claim 8, is characterized in that: each subcoil described is staggered at the first bending segment position bifurcated, and section is that a plurality of bifurcated is staggered shape.
10. Linear motor coil sub-assembly structure as claimed in claim 1, is characterized in that: described in the complex root wire being arranged at the inactive edge second side position place of coil groups coil and the external cable being entered resin-encapsulated layer by pedestal end be linked to the position, linear function limit of coil groups end coil.
11. Linear motor coil sub-assembly structures as claimed in claim 1, is characterized in that: there is a heat insulating lamina on described pedestal inserting groove surface.
12. Linear motor coil sub-assemblies as claimed in claim 11 structures, is characterized in that: described heat insulating lamina with perfusion, plated film, smear, to paste or storing mode is attached to pedestal slot on the surface.
13. Linear motor coil sub-assembly structures as claimed in claim 11, is characterized in that: described heat insulating lamina material is perfusion resin, insulation plated film, varnish, PI insulating tape or electric insulation paper.
14. Linear motor coil sub-assembly structures as claimed in claim 11, is characterized in that: described heat insulating lamina thickness is less than 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010158283.4A CN102201713B (en) | 2010-03-22 | 2010-03-22 | Linear motor coil assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010158283.4A CN102201713B (en) | 2010-03-22 | 2010-03-22 | Linear motor coil assembly structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102201713A CN102201713A (en) | 2011-09-28 |
| CN102201713B true CN102201713B (en) | 2015-05-13 |
Family
ID=44662173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010158283.4A Active CN102201713B (en) | 2010-03-22 | 2010-03-22 | Linear motor coil assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102201713B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712322B (en) * | 2015-07-23 | 2021-03-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Servo motor and iron core assembly thereof |
| KR102248520B1 (en) | 2019-08-20 | 2021-05-06 | 삼성전기주식회사 | Coil component |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3446563B2 (en) * | 1997-10-23 | 2003-09-16 | 日立金属株式会社 | Linear motor |
| CN1675818A (en) * | 2002-08-20 | 2005-09-28 | 株式会社安川电机 | Coreless linear motor |
| CN1965459A (en) * | 2004-07-12 | 2007-05-16 | 住友重机械工业株式会社 | Linear motor and stage device using the linear motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5783877A (en) * | 1996-04-12 | 1998-07-21 | Anorad Corporation | Linear motor with improved cooling |
| KR0183284B1 (en) * | 1996-05-10 | 1999-05-01 | 박원훈 | Brushless DC linear drive control system |
| US6140734A (en) * | 1998-04-03 | 2000-10-31 | Nikon Corporation Of Japan | Armature with regular windings and having a high conductor density |
| JP3484152B2 (en) * | 2000-09-12 | 2004-01-06 | 住友重機械工業株式会社 | Two-phase excitation type linear motor |
| JP4303414B2 (en) * | 2000-11-30 | 2009-07-29 | シコー株式会社 | Coil movable linear motor and method of manufacturing the moving element |
| JP4532864B2 (en) * | 2003-09-01 | 2010-08-25 | 住友重機械工業株式会社 | 3-phase linear motor |
-
2010
- 2010-03-22 CN CN201010158283.4A patent/CN102201713B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3446563B2 (en) * | 1997-10-23 | 2003-09-16 | 日立金属株式会社 | Linear motor |
| CN1675818A (en) * | 2002-08-20 | 2005-09-28 | 株式会社安川电机 | Coreless linear motor |
| CN1965459A (en) * | 2004-07-12 | 2007-05-16 | 住友重机械工业株式会社 | Linear motor and stage device using the linear motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102201713A (en) | 2011-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3643273B2 (en) | Linear motor coil device and manufacturing method thereof | |
| US7977840B2 (en) | Stator winding for a slotless motor | |
| TW200409439A (en) | Coreless linear motor | |
| CN105308832A (en) | Liquid cooled stator for high efficiency machine | |
| CN107710566A (en) | Electric rotating machine | |
| US8653712B2 (en) | Superconducting coil and superconducting rotating machine using the same | |
| CN104620475A (en) | Armature of rotating electrical machine and method for manufacturing same | |
| JP2016178854A (en) | Coil, electrical machine and method for creating coil | |
| CN102201713B (en) | Linear motor coil assembly structure | |
| CN109166697A (en) | Novel PFC inductance and preparation method thereof | |
| JP2010124636A (en) | Coil unit and stator | |
| CN204243953U (en) | The stator of motor, blower-use motor and air conditioner | |
| JP2009254025A (en) | Cylindrical linear motor and its manufacturing method | |
| CN109301950A (en) | A kind of stator winding and disc type electric machine | |
| TWI408873B (en) | Linear motor coil assembly construction | |
| CN209030066U (en) | Mover assembly, linear motor | |
| CN208674978U (en) | A kind of segment core and disc type electric machine | |
| CN209562274U (en) | A kind of flat type copper wire coil, flat wire motor stator and flat wire motor | |
| JPWO2012074065A1 (en) | Superconducting cable and bus bar | |
| CN109039006A (en) | Mover assembly, linear motor | |
| CN212784942U (en) | Coil transposition structure for permanent magnet motor and permanent magnet motor with same | |
| CN209030067U (en) | Mover assembly, linear motor | |
| CN103840588B (en) | Coreless linear motor coil assembly structure and unit coil thereof | |
| JP2013235791A (en) | Assembled conductor wire, coil formed by processing the same, and process of manufacturing the same | |
| JP2007035980A (en) | Laminated electromagnetic coil and method for manufacturing the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |