CN109347217A - A kind of motor and automation equipment - Google Patents
A kind of motor and automation equipment Download PDFInfo
- Publication number
- CN109347217A CN109347217A CN201811210687.6A CN201811210687A CN109347217A CN 109347217 A CN109347217 A CN 109347217A CN 201811210687 A CN201811210687 A CN 201811210687A CN 109347217 A CN109347217 A CN 109347217A
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- CN
- China
- Prior art keywords
- magnetic
- motor
- grid portion
- mover
- read head
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Classifications
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Linear Motors (AREA)
Abstract
The present invention provides a kind of motor and automation equipment.Wherein, the motor includes first, second and magnetic read head；Described first and one of described second is stator, another in described first and described second is mover；The first correspondence described second at least partly surface forms multiple poles N and the extremely spaced magnetic grid portion S along the direction that mover moves side by side；The magnetic read head is arranged on described second position corresponding with the magnetic grid portion, and the magnetic read head and at least partly described magnetic grid portion form magnetic encoder.Using technical solution of the present invention, the stator of motor or mover and magnetic railings ruler are integrated into a component, simplify the structure design of motor entirety.
Description
Technical field
The present invention relates to actuation techniques fields, and in particular to a kind of motor and automation equipment.
Background technique
Existing motor construction is complicated, and Fig. 6 is the schematic diagram of the part-structure of the embodiment of existing motor, such as schemes
Shown in 6, it usually needs the magnetic railings ruler 23 of straight line magnetic grid encoder is pasted onto the stator 22 (not shown to anticipate out) or stator of motor
On bracket 24, it is very accurate that this generally requires the positioning of magnetic railings ruler 23；In addition because of heat different between magnetic railings ruler 23 and motor 20
Swollen shrinkage rate, to cause in different temperatures, the measurement accuracy of straight line magnetic grid encoder is reduced.
Summary of the invention
In view of this, the present invention provides a kind of motor and automation equipment.
First aspect present invention provides a kind of motor, and the motor includes first, second and magnetic read head；Described
One and one of described second is stator, another in described first and described second is mover；
The second correspondence described first at least partly surface forms more side by side along the direction that the mover moves
A pole N and the extremely spaced magnetic grid portion S；
The magnetic read head is arranged on described first position corresponding with the magnetic grid portion, the magnetic read head with
At least partly described magnetic grid portion forms magnetic encoder.
Further, the magnetic grid portion includes:
It is pasted side by side on second correspondence described first at least partly surface along the direction that the mover moves
The attached pole N and the extremely alternate multiple permanent magnets of S.
Further, the magnetic grid portion includes:
It is alternate side by side along the direction that the mover moves on the second correspondence described first at least partly surface
Multiple teeth and multiple slots are formed, multiple permanent magnets same polarities are respectively embedded into the multiple slot.
Further, when being polyhedron for described second, described in the wherein one side formation on polyhedral surface
Magnetic railings ruler.
Second aspect of the present invention provides a kind of motor, and the motor includes first, second and magnetic read head；Described
One and one of described second is stator, another in described first and described second is mover；
Described first is one of cylinder and barred body, and described second is another in the cylinder and the barred body
One；The barred body passes through the through-Penetration portion that the cylinder is formed along the direction that the mover moves；
The second correspondence described first at least partly surface forms more side by side along the direction that the mover moves
A pole N and the extremely spaced magnetic grid portion S；
The magnetic read head is arranged on described first position corresponding with the magnetic grid portion, the magnetic read head with
At least partly described magnetic grid portion forms magnetic encoder.
Further, the magnetic grid portion includes:
The pole N and the pole S are attached side by side along the direction on described first at least partly surface of second correspondence
Alternate multiple permanent magnets.
Further, the magnetic grid portion includes:
On the second correspondence described first at least partly surface along the direction alternate multiple teeth of formation arranged side by side
With multiple slots, multiple permanent magnets same polarities are respectively embedded into the multiple slot.
Further, when the barred body is polyhedron；The outer surface is multiple faces；In the wherein one side in the multiple face
It is at least a partially formed the magnetic grid portion.
Further, the cross section of the through-Penetration portion is round, polygon or ellipse；The shape of the cross section of the barred body
It is matched with the cross-sectional shape of the through-Penetration portion, so that the barred body just passes through the through-Penetration portion, and the barred body and institute
It states and forms gap between through-Penetration portion to form magnetic gap.
Third aspect present invention provides a kind of automation equipment, and the automation equipment includes described in any of the above one
Motor.
It is using main advantage of the invention, it is multiple by being formed on the opposite at least partly surface of stator or mover
The pole N and the extremely spaced magnetic grid portion S, can not only increase the power output or torque and/or the fluctuation for reducing motor of motor, but also can be with
As the magnetic railings ruler of motor, the mover or stator structure of magnetic railings ruler and motor are integrated, therefore simplify motor entirety
Structure design.
In addition, using it is also an advantage of the invention that the process being fixed on magnetic railings ruler on stator or mover can be reduced,
And the error of corresponding the brought positioning accuracy of the process.
In addition, using it is also an advantage of the invention that making since the mover of motor or stator being integrated with magnetic railings ruler
It obtains mover or stator when expanding with heat and contract with cold to be consistent with magnetic railings ruler linear expansivity, therefore motor can be improved in this kind of feelings
The precision of control under condition.
Detailed description of the invention
Technical solution in order to illustrate the embodiments of the present invention more clearly, below will be to institute in embodiment and description of the prior art
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the first overall structure diagram of the embodiment of motor provided by the invention.
Fig. 2 is the second overall structure diagram of the embodiment of motor provided by the invention.
Fig. 3 is the structural schematic diagram of the embodiment of the second part of motor provided by the invention.
Fig. 4 A is the structural schematic diagram of the embodiment of the rodlike magnetic-conductance portion of motor provided by the invention；Fig. 4 B mentions for the present invention
The enlarged diagram of part A in the structural schematic diagram of the embodiment of the rodlike magnetic-conductance portion of the motor of confession.
Fig. 5 is the partial enlargement diagram in magnetic grid portion provided by the invention.
Fig. 6 is the partial structure diagram of the embodiment of existing motor.
Specific embodiment
In order to make those skilled in the art more fully understand the present invention program, below in conjunction with attached in the embodiment of the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
The embodiment of a part is invented, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiment obtained without making creative work, should fall within the scope of the present invention.
The present invention provides a kind of motor and automation equipment, using the motor of this structure, by the stator or mover of motor
It is integrated into a component with magnetic railings ruler, simplifies the structure design of motor entirety.
Fig. 1 is the first overall structure diagram of the embodiment of motor provided by the invention.Fig. 2 is electricity provided by the invention
Second overall structure diagram of the embodiment of machine.Fig. 3 is the structure of the embodiment of the second part of motor provided by the invention
Schematic diagram.
As shown in Fig. 1,2 or 3, the embodiment of the present invention provides a kind of motor 10, and the motor 10 includes first 11, second
Portion 12 and magnetic read head 13；Described first 11 and described second one of 12 is stator, described first 11 and institute
Another in second 12 is stated as mover；In this specific embodiment, with second 12 for mover 12, and first 11 is stator
It is described in detail for 11.Gap is formed between mover 12 and stator 11 to form magnetic gap, is controlled according to inductive reaction principle
The movement of 12 relative stator 11 of mover.
It it should be noted that the motor can be linear motor (as shown in Figure 1, 2), or is round motor (such as Fig. 3
It is shown).For convenience of understanding, mainly it is described in detail by taking linear motor as an example below this specific embodiment.
Magnetic grid encoder is the displacement sensor measured using the magnetic action of magnetic railings ruler and magnetic read head；Magnetic grid coding
Device includes magnetic railings ruler and magnetic read head, and the control unit communication connection of magnetic read head and motor, magnetic railings ruler is that the pole N and S are extremely alternate
Magnetic recording tape, be recorded on magnetic railings ruler in a manner of magnetic by by the electric signal of equal pitch mechanical periodicity, magnetic read head read note
The magnetic signal on magnetic railings ruler is recorded, the displacement of motor is obtained by conversion.
Fig. 5 is the close-up plan schematic diagram in the magnetic grid portion of magnetic grid encoder provided in an embodiment of the present invention.
As shown in figure 5, second 12 correspondence described first 11 at least partly (part or all of) surface is along dynamic
The direction X of 12 movement of son form the alternate magnetic grid portion 121 in multiple poles N 1211 and the pole S 1212 side by side.It can by the magnetic grid portion
Improve the power output of motor or the fluctuation of torque and/or reduction motor；Again due to the alternate magnetic grid in multiple poles N 1211 and the pole S 1212
The feature in portion 121 just corresponds to the structure feature of above-mentioned magnetic railings ruler, therefore at least partly described magnetic grid portion 121 is also used as magnetic
Grid ruler 121.
The magnetic read head setting is in described first upper any position corresponding with the magnetic grid portion 121, at least portion
(part or all of) magnetic grid portion 121 and magnetic read head 13 is divided to collectively constitute magnetic encoder.Such as: as shown in Fig. 2, magnetic read head
13 can be set first 11 end.
Specifically, the magnetic grid portion 121 includes but is not limited to such as flowering structure:
It in some embodiments, can be on at least partly surface of correspondence described first 111 of second along mover 12
The direction X of movement attaches multiple poles N and the extremely alternate permanent magnet of S side by side.And/or
In further embodiments, the second 12 correspondence described first 11 at least partly surface is transported along mover 12
Dynamic direction X forms multiple teeth 1211 structure alternate with multiple slots side by side, i.e., between the two neighboring tooth in the multiple tooth
Form slot；Multiple 1212 same polarities of permanent magnet are embedded in the multiple slot, at least partly described tooth 1211 and the permanent magnet
1212 are collectively formed the magnetic grid portion 121, to form magnetic railings ruler 121.Due to the tooth that tooth is stator or mover, and stator or dynamic
The ontology of son is that permeability magnetic material is made magnetic-conductance portion, and tooth is a part of magnetic-conductance portion, thus second correspondence first at least
Partial outer face forms the structure of magnetic-conductance portion (tooth) and permanent magnet interval, since the permanent magnet of each between cog is needed using same
One polarity, such as: the pole N is then located at the tooth of the permanent magnet two sides in the case where first participation forms closure flux loop,
The polarity S pole extremely opposite with permanent magnet N is formed, in this way, just foring the extremely alternate row of the pole N identical with magnetic railings ruler characteristic and S
The structure of column.
It should be noted that the pole N and S extremely can be wide, and it can not also be wide, it can be according to subsequent progress when not wide
The compensation of software algorithm, in some preferred embodiments, the preferably described pole N and S are extremely wide.
It should be noted that the width and quantity of the pole N and the pole S can carry out arbitrarily according to the needs of magnetic railings ruler specification
Corresponding design.
By forming multiple poles N and the extremely spaced magnetic grid portion S on the opposite at least partly surface of stator or mover,
The power output of motor can not only have been increased by the same structure and/or reduced the fluctuation of motor, but also can be used as the magnetic railings ruler of motor,
The mover or stator structure of magnetic railings ruler and motor are integrated, therefore simplify the structure design of motor entirety；In addition, can
Magnetic railings ruler is fixed on the process on stator or mover, and the error of corresponding the brought positioning accuracy of the process to reduce.
In addition, since the mover of motor or stator being integrated with magnetic railings ruler, so that the mover when expanding with heat and contract with cold
Or stator is consistent with magnetic railings ruler linear expansivity, therefore the precision of the control of motor in that case can be improved.
It should be noted that the stator and the mover can be the motor to form the arbitrary structures of relative motion.Than
: the linear motor (as shown in Figure 2) of barred body and cylinder as described in Examples hereinafter；Or the linear motor of concave body and barred body
(as shown in Figure 1)；Or round motor (as shown in Figure 3).
In some embodiments, (as described in Figure 2, being cube), the polyhedron when being polyhedron for described second
Wherein form the magnetic railings ruler on one side, Examples hereinafter has further description.
Other associated descriptions in relation to motor may refer to the following examples.
Fig. 2 is the second overall structure diagram of the embodiment of motor provided by the invention.Fig. 4 A is provided by the invention
The structural schematic diagram of the embodiment of the rodlike magnetic-conductance portion of motor；Fig. 4 B is the implementation of the rodlike magnetic-conductance portion of motor provided by the invention
The enlarged diagram of part A in the structural schematic diagram of example.
As shown in Fig. 2,3, Fig. 4 A or 4B, the embodiment of the present invention provides a kind of motor 10.The motor 10 include first 11,
Second 12 and read head 13；Described first 11 and described second one of 12 is stator, described first 11 and institute
Another in second 12 is stated as mover；Described first 11 is one of cylinder and barred body, and described second 12 is
Another in cylinder and barred body.Being first 11 below this specific embodiment with cylinder 11 is stator 11, with barred body 12 for the
It to be further described for mover 12, but can also convert each other for two 12.It is formed between mover 12 and stator 11
Magnetic gap can control the movement of 12 relative stator 11 of mover according to inductive reaction principle.
The cylinder 11 includes cylindrical body and polyphase windings etc.；Wherein, cylindrical body includes made of permeability magnetic material
Magnetic-conductance portion, the direction X-shaped that the inner surface of cylinder 11 is moved along mover is at through-Penetration portion；Barred body 12 includes stick-like body and permanent magnet,
Stick-like body includes rodlike magnetic-conductance portion made of permeability magnetic material, and the barred body 12 passes through through-Penetration portion.
At least partly (part or all of) surface of the corresponding cylinder 11 of the barred body 12 along the direction that mover moves simultaneously
Column form multiple poles N and the extremely alternate magnetic grid portion 121 S, to form magnetic railings ruler.
Specifically, the magnetic grid portion 121 includes but is not limited to such as flowering structure:
In some embodiments, it can be moved on at least partly surface of the correspondence cylinder 11 of barred body 12 along mover 12
Direction X attach multiple poles N and the extremely alternate permanent magnet of S side by side.And/or
It in further embodiments, can be at least partly (part or all of) of the corresponding cylinder 11 of the barred body 12
Surface forms circumferential multiple teeth 1211 and multiple slots along the direction that mover moves side by side, i.e., in the multiple tooth 1211 it is adjacent
Slot is formed between two teeth, in the multiple slot of insertion of multiple 1212 same polarities of permanent magnet；On the one hand, by setting tooth and forever
The structure of magnet can increase the power output of motor and/or reduce the fluctuation of motor；On the other hand, so that at least partly above-mentioned tooth
1211 and permanent magnet 1212 be spaced structure as the magnetic railings ruler.
, can not also be wide it should be noted that the pole N and S extremely can be wide, in some preferred embodiments, preferred institute
It states the pole N and S is extremely wide.
It should be noted that the width and quantity of the pole N and the pole S can carry out arbitrarily according to the needs of magnetic railings ruler specification
Corresponding design.
By forming multiple poles N and the extremely spaced magnetic grid portion S on the opposite at least partly surface of stator or mover,
The power output of motor can not only have been increased by the same structure and/or reduced the fluctuation of motor, but also can be used as the magnetic railings ruler of motor,
The mover or stator structure of magnetic railings ruler and motor are integrated, therefore simplify the structure design of motor entirety；In addition, can
Magnetic railings ruler is fixed on the process on stator or mover, and the error of corresponding the brought positioning accuracy of the process to reduce.
In addition, since the mover of motor or stator being integrated with magnetic railings ruler, so that the mover when expanding with heat and contract with cold
Or stator is consistent with magnetic railings ruler linear expansivity, therefore the precision of the control of motor in that case can be improved.
It should be noted that the arbitrary shape structure that barred body can need for satisfaction.As shown in Fig. 2, in some embodiments
In, (cube is illustrated in figure 2) when barred body is polyhedron, and the L of one side at least within of barred body 12 may make to form the above-mentioned pole N
With S interpolar every structure so that face L is used as magnetic railings ruler L simultaneously.The read head (because hiding relation does not illustrate) is fixed on
Position corresponding with the magnetic railings ruler L on the cylinder 11.
Explanation is needed further exist for, the cross section of the through-Penetration portion of 11 cylinder, which can according to need, is designed to arbitrary shape
Shape, such as: circle, polygon, ellipse；Wherein, polygon can be the polygon of any number of edges of triangle, rectangle etc.；
It in some preferred embodiments, is rectangle (as shown in Fig. 4 A or 4B) or round (not shown to anticipate out).The barred body 12 it is transversal
The shape in face is matched with the cross-sectional shape of through-Penetration portion, so that barred body just passes through through-Penetration portion, and rodlike magnetic-conductance portion outer surface
Gap is formed between the inner surface of the formation through-Penetration portion of cylinder to form magnetic gap.In some preferred embodiments, the cross of barred body
The preferred polygon in section (for example, rectangle), can be convenient the processing of permanent magnet in this way, and facilitating will be in permanent magnet embedded groove.
The cross section of the cylinder can according to need the annular for being designed to be surrounded jointly by outer surface and inner surface, described
Annular can be annulus, polygon ring (such as: rectangle), vesica piscis etc.；The inner surface and external surface shape of cross section can
With identical, can also be different, such as；Outer surface forms round, inner surface and forms rectangle.
In some embodiments, the present invention also provides a kind of automation equipment (not shown to anticipate out), the automation equipments
Including motor described in any of the above one embodiment.It should be noted that the automation equipment may include: robot；
The automation equipment of various functions may include: transit equipment (such as: in subway or magnetic suspension train using motor)；It is accurate
Instrument (such as: drawing instrument, Medical Devices, aero-space instrument etc.)；Transmission equipment (such as: elevator)；Acceleration equipment (ratio
Such as: emitter)；Lifestyle device (such as: electric pull/push door, motor switch curtain) etc..Wherein, robot can be regarded as
A kind of advanced automation equipment.
Description in relation to motor is referring to described above, and it is no longer repeated herein.
When an element is expressed " being fixed on ", " being fixed on " another element, it can directly on the other element,
Or there may be one or more elements placed in the middle therebetween.When an element is expressed " connection " another element, it can be with
It is directly to another element or there may be one or more elements placed in the middle therebetween.The art that this specification uses
Language "vertical", "horizontal", "left" and "right", "inner", "outside" and similar statement are for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification is led with technology of the invention is belonged to
The normally understood meaning of the technical staff in domain is identical.In this specification in the description of the invention used in belong to and be only
The purpose of description specific embodiment is not intended to the limitation present invention.
"and/or" in this paper term, only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, such as: A and/or B can indicate individualism A, exist simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Claims of the present invention and specification and term " first " in above-mentioned attached drawing, " second ", " third " etc.
(if present) is for distinguishing similar object, without being used to describe a particular order or precedence order.It should be understood that this
The data that sample uses are interchangeable under appropriate circumstances, so that the embodiments described herein can be in addition to illustrating herein or retouching
Sequence other than the content stated is implemented.In addition, term " includes " " having " and their any deformation, it is intended that covering is not
Exclusive includes.Such as: it include that the process, method, system, product or equipment of series of steps or module are not necessarily limited to clearly
Those of list to Chu step or module, but including it is being not clearly listed or for these process, methods, system,
The other steps or module of product or equipment inherently.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, may refer to the associated description of other embodiments.
It should be noted that those skilled in the art should also know that, embodiment described in this description belongs to excellent
Embodiment is selected, related structure and module are not necessarily essential to the invention.
It is provided for the embodiments of the invention motor above and automation equipment is described in detail, but above embodiments
Explanation be merely used to help understand method and its core concept of the invention, should not be construed as limiting the invention.This skill
The technical staff in art field, according to the thought of the present invention, in the technical scope disclosed by the present invention, the variation that can readily occur in or
Replacement, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of motor, which is characterized in that the motor includes first, second and magnetic read head；Described first and institute
One of second is stated as stator, another in described first and described second is mover；
The second correspondence described first at least partly surface forms multiple poles N along the direction that the mover moves side by side
The magnetic grid portion extremely spaced with S；
The magnetic read head is arranged on described first position corresponding with the magnetic grid portion, the magnetic read head and at least
The part magnetic grid portion forms magnetic encoder.
2. motor according to claim 1, which is characterized in that the magnetic grid portion includes:
The pole N is attached side by side along the direction that the mover moves on described first at least partly surface of second correspondence
Extremely alternate multiple permanent magnets with S.
3. motor according to claim 1, which is characterized in that the magnetic grid portion includes:
On the second correspondence described first at least partly surface along the direction that the mover moves alternate formation side by side
Multiple teeth and multiple slots, multiple permanent magnets same polarities are respectively embedded into the multiple slot.
4. motor according to claim 1 or 2 or 3, which is characterized in that described more when being polyhedron for described second
The surface of face body wherein forms the magnetic railings ruler on one side.
5. a kind of motor, which is characterized in that the motor includes first, second and magnetic read head；Described first and institute
One of second is stated as stator, another in described first and described second is mover；
Described first is one of cylinder and barred body, and described second is another in the cylinder and the barred body
It is a；The barred body passes through the through-Penetration portion that the cylinder is formed along the direction that the mover moves；
The second correspondence described first at least partly surface forms multiple poles N along the direction that the mover moves side by side
The magnetic grid portion extremely spaced with S；
The magnetic read head is arranged on described first position corresponding with the magnetic grid portion, the magnetic read head and at least
The part magnetic grid portion forms magnetic encoder.
6. motor according to claim 5, which is characterized in that the magnetic grid portion includes:
The pole N is attached side by side along the direction on described first at least partly surface of second correspondence and S is extremely alternate
Multiple permanent magnets.
7. motor according to claim 5, which is characterized in that the magnetic grid portion includes:
On the second correspondence described first at least partly surface along the direction alternate multiple teeth and more of being formed side by side
A slot, multiple permanent magnets same polarities are respectively embedded into the multiple slot.
8. according to motor described in claim 5 or 6 or 7, which is characterized in that when the barred body is polyhedron；The outer surface
For multiple faces；The magnetic grid portion is at least a partially formed in the wherein one side in the multiple face.
9. according to motor described in claim 5 or 6 or 7, which is characterized in that the cross section of the through-Penetration portion is round, polygon
Shape or ellipse；The shape of the cross section of the barred body is matched with the cross-sectional shape of the through-Penetration portion, so that the barred body
The through-Penetration portion is just passed through, and forms gap between the barred body and the through-Penetration portion to form magnetic gap.
10. a kind of automation equipment, the automation equipment includes motor described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210687.6A CN109347217A (en) | 2018-10-17 | 2018-10-17 | A kind of motor and automation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210687.6A CN109347217A (en) | 2018-10-17 | 2018-10-17 | A kind of motor and automation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109347217A true CN109347217A (en) | 2019-02-15 |
Family
ID=65309196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811210687.6A Pending CN109347217A (en) | 2018-10-17 | 2018-10-17 | A kind of motor and automation equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109347217A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022056972A1 (en) * | 2020-09-18 | 2022-03-24 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| CN117674533A (en) * | 2023-08-24 | 2024-03-08 | 比亚迪股份有限公司 | Linear motor, electromagnetic suspension and vehicle |
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| CN206353749U (en) * | 2016-12-22 | 2017-07-25 | 广东德康威尔科技有限公司 | A kind of linear electric motors and motor module for carrying magnetic railings ruler and reading head |
| CN207339613U (en) * | 2017-08-18 | 2018-05-08 | 郑州润华智能设备有限公司 | A kind of reciprocating sliding electromagnetic direct-drive device |
| CN209358299U (en) * | 2018-10-17 | 2019-09-06 | 南方电机科技有限公司 | A kind of motor and automation equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07213045A (en) * | 1994-01-20 | 1995-08-11 | Hitachi Metals Ltd | Linear rail integrated linear scale |
| CN103390985A (en) * | 2012-05-08 | 2013-11-13 | 阿斯莫有限公司 | Brushless motor and method for manufacturing brushless motor |
| CN206353749U (en) * | 2016-12-22 | 2017-07-25 | 广东德康威尔科技有限公司 | A kind of linear electric motors and motor module for carrying magnetic railings ruler and reading head |
| CN207339613U (en) * | 2017-08-18 | 2018-05-08 | 郑州润华智能设备有限公司 | A kind of reciprocating sliding electromagnetic direct-drive device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022056972A1 (en) * | 2020-09-18 | 2022-03-24 | 瑞声声学科技(深圳)有限公司 | Linear motor |
| CN117674533A (en) * | 2023-08-24 | 2024-03-08 | 比亚迪股份有限公司 | Linear motor, electromagnetic suspension and vehicle |
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Application publication date: 20190215 |
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