CN110417155A - Cooling assembly of linear motor rotor, linear motor and machine tool - Google Patents
Cooling assembly of linear motor rotor, linear motor and machine tool Download PDFInfo
- Publication number
- CN110417155A CN110417155A CN201910689825.1A CN201910689825A CN110417155A CN 110417155 A CN110417155 A CN 110417155A CN 201910689825 A CN201910689825 A CN 201910689825A CN 110417155 A CN110417155 A CN 110417155A
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- Prior art keywords
- cooling
- linear motor
- cooling pipe
- winding section
- along
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a linear motor rotor, a linear motor, a machine tool and a production method of the linear motor rotor, and relates to the field of motors. The cooling assembly of the linear motor rotor comprises a cooling pipe group, the cooling pipe group comprises a first cooling pipeline and a second cooling pipeline, the first cooling pipeline is provided with a first winding section, the second cooling pipeline is provided with a second winding section, the first winding section and the second winding section extend in a snake shape along a first direction, the first cooling pipeline and the second cooling pipeline are distributed along a third direction, and the first direction is vertical to the third direction; and the projection of the first winding section and the projection of the second winding section form a plurality of shadow rings distributed along the first direction. The cooling effect and the cooling uniformity of the linear motor rotor can be improved, and the operation performance of the linear motor rotor can be improved.
Description
Technical field
The present invention relates to motor field, be specifically related to a kind of linear motor rotor, linear motor rotor, linear motor and
Lathe.
Background technique
Existing linear motor is as shown in Figure 1, the cooling pipe of linear motor rotor has the winding section of snakelike extension
104, the winding section 104 of cooling pipe is successively wound on along the x axis in each coil windings 103 of mover, by winding section
Coolant liquid is passed through in 104 to cool down to linear motor rotor.
Each coil windings 103 are wound an opening of section 104 towards the U-tube section of Y direction (positively or negatively)
Wrapping, cools down the coil windings 103 by the U-tube section, however the side corresponding with U-shaped opening of the coil windings 103
Wall cannot be covered by the U-tube section namely each coil windings 103 have a side wall towards Y direction that cannot be wound
Section 104 covers, and the region area that cannot be wound the covering of section 104 of coil windings 103 is larger, so that it cannot pass through periphery
Winding section 104 cools down it, causes the region for not being wound the covering of section 104 of coil windings 103 that cannot obtain well
It is cooling, cause the cooling of linear motor rotor partial region bad, causes linear motor rotor to occur obvious inhomogeneous cooling everywhere even
The phenomenon that, influence the normal operation of linear motor.
Summary of the invention
An object of the present invention is to provide a kind of cooling for being conducive to the cooling uniformly good linear motor rotor of mover
Component.
To achieve the goals above, the cooling component of linear motor rotor provided by the invention includes cooling tube group, cooling
Pipe group includes the first cooling pipe and the second cooling pipe, and the first cooling pipe has the first winding section, the second cooling tube stage property
There are the second winding section, the first winding section and the second winding Duan Jun along the snakelike extension of first direction, the first winding section and the second winding
In a second direction along the fluctuation direction of the snakelike extension of first direction, the first cooling pipe and the second cooling pipe are along third party for section
To distribution, first direction is vertical with second direction, and first direction is vertical with third direction, and second direction is vertical with third direction；
It is projected along third direction, the projection of the first winding section and the projection of the second winding section surround multiple shadows along first direction distribution
Ring.
Therefore the present invention is designed by the structure of the cooling component to linear motor rotor, each coil windings
It is wrapped by the U-tube section of the first winding one of section opening towards second direction (forward direction/negative sense), and each coil windings are by the
Two openings of winding one of sections towards second direction (negative sense/forward direction) the wrapping of U-tube sections, and for same coil windings and
Speech, the U-tube section opening of the first winding section and the U-tube section opening direction of the second winding section are exactly the opposite, the first cooling pipe
It is distributed with the second cooling pipe along third direction, in this way, the coil windings have one in the U-tube section opening of the first winding section
The region of a not cooled pipeline covering, the coil windings the U-tube section opening of the second winding section also have one not by
The region of cooling pipe covering, the area of the corresponding two not cooled pipeline coverings of same coil windings in technical scheme
The sum of domain area is equal to the area of the corresponding not cooled pipeline overlay area of same coil windings in prior art, this reality
Apply example by the large area of one of prior art coil winding not cooled pipeline covering be refined into two it is not cold
But the smaller area of pipeline covering, and in the present embodiment the smaller areas of two not cooled pipelines coverings be dispersed in coil around
The both ends in a second direction of group, compared to existing technologies, the smaller area of dispersed placement are easier in periphery cooling tube
It is winding is effectively cooled under the action of road, being conducive to avoid to occur in coil windings large area, cooled pipeline covering shows
As avoiding coil windings from apparent Local cooling bad phenomenon occur, being conducive to promote each coil windings cooling effect, promoted each
The cooling uniformity of coil windings promotes the cooling effect and cooling uniformity of linear motor rotor；Further, it is also possible to along first
Direction is that the first cooling pipe and the second cooling pipe flow to opposite coolant liquid, is further conducive to linear motor rotor in this way
In a first direction everywhere in uniformly cooled down.
One Preferable scheme is that, the first cooling pipe is in parallel with the second cooling pipe.
Therefore first cooling pipe and the second cooling pipe it is whether in parallel or connect and be able to achieve each line of promotion
Winding cooling effect is enclosed, the cooling uniformity of each coil windings is promoted and promotes cooling effect and the cooling of linear motor rotor
The purpose of uniformity, it is preferably that the first cooling pipe is in parallel with the second cooling pipe, in this way along third direction, each coil windings two
Coolant liquid outside the equal independent communication of the cooling pipe at end is conducive to the cooling effect for promoting linear motor rotor, further advantageous
In the uniformity for promoting linear motor rotor cooling on third direction.
Another Preferable scheme is that, the first cooling pipe and the second cooling pipe share one group of cooling joint.
Therefore be conducive in this way linear motor rotor cooling component it is simple for structure.
Further embodiment is that cooling joint includes liquid inlet joint and liquid outlet connector, and liquid inlet joint and liquid outlet connector are located at
The same end along first direction of cooling tube group；First cooling pipe also has the first flat segments extended in a first direction, and second
Cooling pipe also has the second flat segments extended in a first direction, and the first flat segments and the second winding section are connected to feed liquor and connect
Head, the second flat segments and the first winding section are connected to liquid outlet connector.
Therefore be further conducive in this way linear motor rotor in a first direction everywhere in uniformly cooled down.
Another Preferable scheme is that, cooling tube group be equipped with multiple groups, each cold-zone pipe group along first direction be distributed, each cooling tube
Group is in parallel.
Therefore the cooled region size of each cooling tube group is advantageously reduced in this way, be conducive to promote cooling tube group pair
The cooling effect of linear motor rotor promotes the uniformity that linear motor rotor cools down in a first direction.
Further embodiment is that each first cooling pipe and each second cooling pipe are in parallel.
Another Preferable scheme is that, in same cooling tube group, in the first cooling pipe and the second cooling pipe at least
A kind of quantity of cooling pipe is greater than one, and the first cooling pipe is alternately distributed with the second cooling pipe along third direction.
Therefore be further conducive to the region refinement and dispersion that pipeline covers that cannot be cooled in this way, further
The cooling effect and cooling uniformity for being conducive to be promoted coil windings, cooling effect and the cooling for promoting linear motor rotor are uniform
Property.
The second object of the present invention is to provide one kind to be conducive to the cooling uniformly good linear motor rotor of mover.
To achieve the goals above, linear motor rotor provided by the invention include mover iron core, it is insulation framework, above-mentioned
Cooling component and multiple coil windings, mover iron core have main part and multiple teeth portion, and each teeth portion is distributed along first direction, each tooth
Portion is stretched out along third direction from main part, and insulation framework has multiple tooth sets, and fixing sleeve is set to respectively each tooth set correspondingly
In teeth portion, each coil windings one-to-one correspondence is wound on each tooth and puts on；It states the first winding section and the second winding Duan Jun is wound in each line
It encloses on winding；It is projected along third direction, the projection of each coil windings is located at correspondingly in each shadow ring.
Therefore due to the cooling component using linear motor rotor above-mentioned, be conducive to promote linear motor rotor
Cooling effect and cooling uniformity, be conducive to promoted linear motor rotor runnability.
The third object of the present invention is to provide one kind and is conducive to the cooling uniformly good linear motor of mover.
To achieve the goals above, linear motor provided by the invention includes linear motor rotor above-mentioned.
Therefore due to the cooling component using linear motor rotor above-mentioned, be conducive to promote linear motor rotor
Cooling effect and cooling uniformity, be conducive to promoted linear motor performance.
The fourth object of the present invention is to provide one kind and is conducive to the cooling uniformly good lathe of mover.
To achieve the goals above, lathe provided by the invention includes linear motor above-mentioned.
Therefore due to the cooling component using linear motor rotor above-mentioned, be conducive to promote linear motor rotor
Cooling effect and cooling uniformity, be conducive to promoted lathe performance.
Detailed description of the invention
Fig. 1 is the structure chart of prior art linear motor rotor；
Fig. 2 is the structure chart of linear motor rotor embodiment one of the present invention；
Fig. 3 is the cross-sectional view of linear motor rotor embodiment one of the present invention；
Fig. 4 is the structure chart of the cooling component embodiment one of linear motor rotor of the present invention；
Fig. 5 is the structure chart of the cooling component embodiment two of linear motor rotor of the present invention.
The invention will be further described with reference to the accompanying drawings and embodiments.
Specific embodiment
Cooling component, linear motor rotor, linear motor and the lathe embodiment one of linear motor rotor:
The present embodiment is described referring to coordinate system shown in Fig. 2.
At least one feed system of the lathe of the present embodiment is driven using the linear motor of the present embodiment, the present embodiment
Linear motor includes the linear motor rotor of stator and the present embodiment, and referring to figure 2. and Fig. 3, the straight-line electric of the present embodiment are motor-driven
Attached bag includes the cooling component 204 of mover iron core 201, insulation framework 202, coil windings 203 and the present embodiment, the present embodiment
Cooling component 204 includes cooling tube group and cooling joint 243.
Referring to figure 2. and Fig. 3, mover iron core 201 have main part 211 and multiple teeth portion 212 being distributed along the x axis,
Each teeth portion 212 is stretched out from main part 211 along Z axis forward direction, and insulation framework 202 has multiple tooth sets, and each tooth set is correspondingly
Fixing sleeve is set in each teeth portion 212, and each one-to-one correspondence of coil windings 203 is wound on each tooth and puts on.
Referring to figure 2. to Fig. 4, cooling tube group includes the first cooling pipe 241 and the second cooling pipe 242, and first is cooling
Pipeline 241 includes the first flat segments 2411 of straight extension and along the x axis the first winding section of snakelike extension along the x axis
2412, the second cooling pipe 242 has the second flat segments 2421 and snakelike extension along the x axis of straight extension along the x axis
The second winding section 2422, the extending direction of the extending direction of the first cooling pipe 241 and the second cooling pipe 242 each parallel to
Along the y axis, first is cooling in the fluctuation direction of X0Y plane, the first winding section 2412 and the second winding snakelike extension of section 2422
Pipeline 241 and the second cooling pipe 242 are distributed along Z-direction, and the first winding section 2412 successively winds each coil windings 203, the
Two winding sections 2422 successively wind each coil windings 203；It is projected along Z-direction, the projection of the first winding section 2412 is twined with second
Projection around section 2422 surrounds multiple shadow rings being distributed along the x axis, and the projection of each coil windings 203 is located at respectively correspondingly
In shadow ring, for the projection of single coil winding 203, corresponding shadow ring, that is, described below is around in the coil windings
The superposition that two U-tube sections on 203 project in the Z-axis direction.
Coil windings 203 each in this way are open by one of the first winding section 2412 towards Y direction (forward direction/negative sense)
The wrapping of U-tube section, and each coil windings 203 by one of section 2422 opening of the second winding towards Y direction (negative sense/just
To) the wrapping of U-tube section, and for same coil windings 203, the U-tube section opening of the first winding section 2412 and the
The U-tube section opening direction of two winding sections 2422 is exactly the opposite, and the first cooling pipe 241 and the second cooling pipe 242 are along Z axis side
To distribution, the coil windings 203 in the U-tube section opening of the first winding section 2412 there is a not cooled pipeline to cover in this way
The region of lid, the coil windings 203 in the U-tube section opening of the second winding section 2422 also there is a not cooled pipeline to cover
The region of lid, the sum of region area of the not cooled pipeline covering of same coil windings 203 corresponding two etc. in the present embodiment
The area of same coil windings 103 corresponding not cooled pipeline overlay area (referring to Fig.1), this reality in prior art
Apply example by the large area of one of prior art coil winding 103 not cooled pipeline covering be refined into two not by
The smaller area of cooling pipe covering, and the smaller area of two not cooled pipeline coverings is dispersed in coil in the present embodiment
The both ends along the y axis of winding 203, compared to existing technologies, the smaller area of dispersed placement are easier cold on periphery
But it is winding is effectively cooled under the action of pipeline (the first cooling pipe 241 and the second cooling pipe 242), is conducive to avoid in coil
Occur the phenomenon that not cooled pipeline of large area covers on winding 203, coil windings 203 is avoided apparent Local cooling occur not
Good phenomenon is conducive to promote each 203 cooling effect of coil windings, promotes the cooling uniformity of each coil windings 203, promotes straight line
The cooling effect and cooling uniformity of electric mover.
Selectively, the quantity of the first cooling pipe 241 and the second cooling pipe 242 not necessarily one in cooling tube group
Root, such as the quantity of the first cooling pipe 241 and the second cooling pipe 242 is two, two first cooling pipes 241 and two
The second cooling pipe of root 242 is alternately distributed in the Z-axis direction, is more conducive in this way the region of not cooled pipeline covering is small
It is type, decentralized, it is more conducive to promoting the cooling effect and cooling uniformity of coil windings 203, promotes linear motor rotor
Cooling effect and cooling uniformity.
Referring to figure 2. to Fig. 4, cooling joint 243 is located at one end along the x axis of cooling tube group, and cooling joint 243 wraps
Liquid inlet joint 2431 and liquid outlet connector 2432 are included, liquid inlet joint 2431 is distributed along the y axis with liquid outlet connector 2432, and first is cooling
Pipeline 241 and the second cooling pipe 242 are connected between liquid inlet joint 2431 and liquid outlet connector 2432, the first cooling pipe
241 is in parallel with the second cooling pipe 242.
Preferably, the first flat segments 2411 and the second winding section 2422 are connected to liquid inlet joint 2431, the second flat segments
2421 and first winding section 2412 be connected to liquid outlet connector 2432, the coolant liquid in such first winding section 2412 is negative along X-axis
To snakelike flowing, the coolant liquid in the second winding section 2422 is further conducive to linear motor along the positive snakelike flowing of X-axis in this way
Mover is cooling uniformly good everywhere in X-direction.
Preferably, the quantity of cooling tube group is set as 2 groups, and two groups of cooling tube groups are distributed along the x axis, and two groups of cooling tube groups are simultaneously
Connection, is conducive to the region area for reducing the cooling linear motor rotor of each cooling tube group in this way, is conducive to promote linear motor
The cooling effect of mover.
Cooling component, linear motor rotor, linear motor and the lathe embodiment two of linear motor rotor:
Referring to figure 5., in the present embodiment, the first winding section 2412 is connected to the second flat segments 2421 by connector 244,
First cooling pipe 241 is communicated with the series connection of the second cooling pipe 242, and feed pathway and out liquid are independently arranged on cooling joint 243
Channel, the feed pathway on cooling joint 243 are connected to the first flat segments 2411, the liquid outlet channel on cooling joint 243 and
Two winding sections 2422 are connected to.Coolant liquid sequence in this way flows through the first cooling pipe 241 and the second cooling pipe 242, equally can be real
The purpose that now linear motor rotor is uniformly cooled down.
Selectively, the series system of the first cooling pipe 241 and the second cooling pipe 242 is also possible to the first winding section
2412, which pass through the connector separately set with the second winding section 2422, is connected to, and the cooling joint by separately setting is cooling as concatenated first
Coolant liquid is connected in pipeline 241 and the second cooling pipe 242.
The cooling component of linear motor rotor, linear motor rotor, linear motor and lathe embodiment two rest part
With the cooling component of linear motor rotor, linear motor rotor, linear motor and lathe embodiment one.
Finally it is emphasized that the above description is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is right
For those skilled in the art, the present invention can have various change and change, all within the spirits and principles of the present invention,
Any modification, equivalent substitution, improvement and etc. done, should all be included in the protection scope of the present invention.
Claims (10)
1. the cooling component of linear motor rotor, it is characterised in that:
Including cooling tube group, the cooling tube group includes the first cooling pipe and the second cooling pipe, first cooling pipe
With the first winding section, second cooling pipe has the second winding section, the first winding section and the second winding section
Along the snakelike extension of first direction, the first winding section and the second winding section along the wave of the snakelike extension of the first direction
In a second direction, first cooling pipe and second cooling pipe are distributed along third direction in dynamic direction, and described first
Direction is vertical with the second direction, and the first direction is vertical with the third direction, the second direction and the third
Direction is vertical；
It is projected along the third direction, the projection that the projection of the first winding section winds section with described second surrounds multiple along institute
State the shadow ring of first direction distribution.
2. cooling component according to claim 1, it is characterised in that:
First cooling pipe is in parallel with second cooling pipe.
3. cooling component according to claim 1, it is characterised in that:
First cooling pipe and second cooling pipe share one group of cooling joint.
4. cooling component according to claim 3, it is characterised in that:
The cooling joint includes liquid inlet joint and liquid outlet connector, and the liquid inlet joint and the liquid outlet connector are located at the cooling
The same end along the first direction of pipe group；
First cooling pipe also has the first flat segments extended along the first direction, and second cooling pipe also has
There are the second flat segments extended along the first direction, first flat segments and the second winding section are connected to the feed liquor
Connector, second flat segments and the first winding section are connected to the liquid outlet connector.
5. cooling component according to claim 1, it is characterised in that:
The cooling tube group is equipped with multiple groups, and each cold-zone pipe group is distributed along the first direction, and each cooling tube group is in parallel.
6. cooling component according to claim 5, it is characterised in that:
Each first cooling pipe and each second cooling pipe are in parallel.
7. cooling component according to any one of claims 1 to 6, it is characterised in that:
In the same cooling tube group, at least one of first cooling pipe and second cooling pipe cooling pipe
Quantity be greater than one, first cooling pipe is alternately distributed with second cooling pipe along the third direction.
8. linear motor rotor, including mover iron core, insulation framework and multiple coil windings, the mover iron core has main part
With multiple teeth portion, each teeth portion is distributed along the first direction, and each teeth portion is stretched along third direction from the main part
Out, the insulation framework has multiple tooth sets, and fixing sleeve is set in each teeth portion each tooth set correspondingly, each described
Coil windings one-to-one correspondence is wound on each tooth and puts on；
It is characterized by:
It further include cooling component as described in any one of claim 1 to 7, the first winding section and the second winding Duan Jun
It is wound in each coil windings；
It is projected along the third direction, the projection of each coil windings is located at correspondingly in each shadow ring.
9. linear motor, it is characterised in that:
Including linear motor rotor as claimed in claim 8.
10. lathe, it is characterised in that:
Including linear motor as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910689825.1A CN110417155B (en) | 2019-07-29 | 2019-07-29 | Cooling assembly of linear motor rotor, linear motor and machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910689825.1A CN110417155B (en) | 2019-07-29 | 2019-07-29 | Cooling assembly of linear motor rotor, linear motor and machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110417155A true CN110417155A (en) | 2019-11-05 |
| CN110417155B CN110417155B (en) | 2020-07-31 |
Family
ID=68363777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910689825.1A Active CN110417155B (en) | 2019-07-29 | 2019-07-29 | Cooling assembly of linear motor rotor, linear motor and machine tool |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467914A (en) * | 2020-11-27 | 2021-03-09 | 珠海格力电器股份有限公司 | Heat dissipation assembly, rotor and motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101132137A (en) * | 2007-08-27 | 2008-02-27 | 清华大学 | Linear Motor Cooler |
| DE102006049866A1 (en) * | 2006-10-23 | 2008-04-30 | Siemens Ag | Electrical machine i.e. permanently excited electrical machine, for use in machine tool, has stator with winding system, and permanent magnets fixed and positioned at surface of rotor by fixing material |
| US20100033036A1 (en) * | 2006-10-13 | 2010-02-11 | Black & Decker Inc. | Motor With Permanent Magnets and Method of Manufacturing; Power Tool With Same |
| CN207753600U (en) * | 2017-10-31 | 2018-08-21 | 佛山德玛特智能装备科技有限公司 | A kind of cooling structure of linear motor |
| CN209030066U (en) * | 2018-08-30 | 2019-06-25 | 珠海格力电器股份有限公司 | Mover assembly and linear motor |
-
2019
- 2019-07-29 CN CN201910689825.1A patent/CN110417155B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100033036A1 (en) * | 2006-10-13 | 2010-02-11 | Black & Decker Inc. | Motor With Permanent Magnets and Method of Manufacturing; Power Tool With Same |
| DE102006049866A1 (en) * | 2006-10-23 | 2008-04-30 | Siemens Ag | Electrical machine i.e. permanently excited electrical machine, for use in machine tool, has stator with winding system, and permanent magnets fixed and positioned at surface of rotor by fixing material |
| CN101132137A (en) * | 2007-08-27 | 2008-02-27 | 清华大学 | Linear Motor Cooler |
| CN207753600U (en) * | 2017-10-31 | 2018-08-21 | 佛山德玛特智能装备科技有限公司 | A kind of cooling structure of linear motor |
| CN209030066U (en) * | 2018-08-30 | 2019-06-25 | 珠海格力电器股份有限公司 | Mover assembly and linear motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467914A (en) * | 2020-11-27 | 2021-03-09 | 珠海格力电器股份有限公司 | Heat dissipation assembly, rotor and motor |
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| CN110417155B (en) | 2020-07-31 |
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