CN103780043A - Linear motor reducing tooth groove force - Google Patents
Linear motor reducing tooth groove force Download PDFInfo
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- CN103780043A CN103780043A CN201310589277.8A CN201310589277A CN103780043A CN 103780043 A CN103780043 A CN 103780043A CN 201310589277 A CN201310589277 A CN 201310589277A CN 103780043 A CN103780043 A CN 103780043A
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- iron core
- metallic plate
- mover iron
- metal framework
- arcuate socket
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Abstract
The invention discloses a linear motor reducing a tooth groove force. The linear motor comprises a mover iron core and a stator iron core. Permanent magnets are uniformly and fixedly arranged on the upper surface of the stator iron core; the mover iron core is wound by a winding; the mover icon core and the winding are arranged in a metal plate; a rectangular metal frame is arranged above the metal plate; the metal frame is provided with two arc holes which are symmetrical to each other by taking the center of the metal frame as a symmetrical center; the arc holes are respectively arranged at positions, which are close to width edges, of the metal frame; the metal plate is also provided with a fixation part; and the metal plate is fixedly connected with the metal frame through the fixation part which passes through the arc holes. According to the invention, the included angle between the mover iron core and the stator iron core of the linear motor can be freely adjusted within a certain scope to enable the tooth groove force to reach the minimum, so that thrust fluctuations can be reduced to the minimum, the adjustment process is simple and rapid, and the operation is facilitated.
Description
Technical field
The present invention relates to technical field of motors, refer in particular to a kind of linear electric motors that reduce teeth groove power.
Background technology
Traditional linear motor rotor and stator parallel track, reduce force oscillation in order to reduce teeth groove power, the normal mode that adopts the oblique utmost point of permanent magnet on mover iron core chute or stator track, these methods have increased process complexity, and the general fixed position of the mode of mover iron core chute or the oblique utmost point of permanent magnet, can not realize continuous adjustment angle and reach optimum position and make the process of teeth groove power minimum.
China Patent Publication No. CN 102931803A, open day on February 13rd, 2013, name is called in " a kind of permanent magnetic linear synchronous motor that suppresses reluctance force " and discloses a kind of permanent magnetic linear synchronous motor that suppresses reluctance force, comprise primary and secondary, the secondary linear guides that is provided with, elementary being located on linear guides, between primary and secondary, there is air gap, the elementary mover iron core and the some air core coils that are formed by some straight trough type silicon steel sheet closed assemblies of comprising, in each straight trough of straight trough type silicon steel sheet, be embedded with air core coil, one half coil of each air core coil and second half coil are inlaid in respectively in two adjacent straight troughs, two adjacent air core coils respectively have a half coil to be inlaid in same straight trough, between two adjacent air core coils and between air core coil and straight trough type silicon steel sheet, be provided with insulating barrier.The groove width D of the end straight trough of straight trough type silicon steel sheet is less than the groove width L of middle part straight trough, and the tooth depth b of end straight-tooth is less than the tooth depth m of middle part straight-tooth.This invention can effectively suppress reluctance force, thereby reduces the force oscillation in running, improves positioning precision.But the position of the mover iron core of this invention is still fixed position, is still unfavorable for searching out best angle and makes magnetic power-assisted be reduced to minimum.
Summary of the invention
The object of the invention is to overcome and in prior art, reduce linear electric motors teeth groove power complex process, and mover iron core and static iron core relative position are fixed, can not adjust flexibly the shortcoming that reduces teeth groove power, the linear electric motors of the reduction teeth groove power that the simple and mover iron core of a kind of technique manufacturing process and static iron core relative position can adjust are flexibly provided.
The object of the invention is to be achieved by following technical proposals:
A kind of linear electric motors that reduce teeth groove power, comprise mover iron core and stator iron core, the even stationary arrangement of upper surface of stator iron core has permanent magnet, on mover iron core, be wound with winding, mover iron core and winding are located in metallic plate, metallic plate top is provided with rectangular metal frame, and metal framework is provided with two in the centrosymmetric arcuate socket of metal framework, and arcuate socket is located at respectively metal framework near broadside place; On metallic plate, be also provided with fixture, metallic plate is fixedly connected with metal framework by the fixture through arcuate socket.Metallic plate can be at certain angular range with metallic plate central rotation, and rotational angle and the arcuate socket of fixture match.When use, rotating metallic plate is according to clockwise or be rotated counterclockwise, rotate to after certain angle, fixture and metal framework are fixed, complete fixation procedure, now, there is certain angle in mover iron core and stator iron core in metallic plate, has reached the effect close with mover iron core chute each other.
As a kind of preferred version, fixture is screw, and metallic plate upper surface is provided with screwed hole, and metal framework is by being connected through the screw of arcuate socket and the screwed hole of metallic plate.Fixed form is that bolt connects, and advantage is comparatively firm, and fixed position is comparatively accurate.
As a kind of preferred version, the arc-shaped side of arcuate socket is circular arc dentation, and described fixture is elastic component, the arc-shaped side clamping of elastic component and circular arc dentation; Metal framework is provided with the gripping mechanism for fixing mover iron core position.Fixture certainly and the arc-shaped side clamping of circular arc dentation, advantage be adjusting position more for convenience, only need operating personnel slightly firmly to stir fixture and just can make fixture move to another clamping position from a clamping position, make metallic plate fast rotational, convenient and swift.Gripping mechanism, for clamping the mover iron core moving into place, guarantees the rigidity of mover iron core.
As a kind of preferred version, the arc-shaped side indentation of arcuate socket, described fixture is elastic component, elastic component and jagged arc-shaped side clamping; Metal framework is provided with the gripping mechanism for fixing mover iron core position.Jagged arc-shaped side makes elastic component more easily stir clamping, but elastic component can only be stirred towards a direction.Gripping mechanism, for clamping the mover iron core moving into place, guarantees the rigidity of mover iron core.
As a kind of preferred version, in metallic plate, be provided with the chute that can rotate with metallic plate, the length of chute is greater than the length of mover iron core, and mover iron core is slidably connected by chute and metallic plate.Can moving linearly along chute of metallic plate, handled easily personnel adjustment position reaches optimum position, makes teeth groove power minimum.
The invention has the beneficial effects as follows, the angle between mover iron core and the static iron core of linear electric motors can freely be adjusted in certain scope, and make teeth groove power reach minimum, and then force oscillation is reduced to minimum, and the process simple and fast of adjusting, easy operating.The present invention is easy to realization, practical.
Accompanying drawing explanation
Fig. 1 is a kind of vertical view of the present invention;
Fig. 2 is a kind of front view of the present invention;
Fig. 3 is a kind of structural representation of arcuate socket of the present invention;
Fig. 4 is the another kind of structural representation of arcuate socket of the present invention.
Wherein: 1, mover iron core, 2, metallic plate, 3, metal framework, 4, arcuate socket, 5, permanent magnet, 6, stator iron core, 7, winding, 8, screw, 9, jagged arc-shaped side, 10, circular arc dentation arc-shaped side.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment: a kind of linear electric motors that reduce teeth groove power, its structural representation as shown in Figure 1 and Figure 2, comprise mover iron core 1 and stator iron core 6, the even stationary arrangement of upper surface of stator iron core has permanent magnet 5, on mover iron core, be wound with winding 7, mover iron core and winding are located in metallic plate 2, and metallic plate top is provided with rectangular metal frame 3, metal framework is provided with two in the centrosymmetric arcuate socket 4 of metal framework, and arcuate socket is located at respectively metal framework near broadside place; On metallic plate, be also provided with screw 8, metallic plate upper surface is provided with screwed hole, and metal framework is by being connected through the screw of arcuate socket and the screwed hole of metallic plate.In metallic plate, be provided with the chute that can rotate with metallic plate, the length of chute is greater than the length of mover iron core, and mover iron core is slidably connected by chute and metallic plate.
Metallic plate can be at certain angular range with metallic plate central rotation, and rotational angle and the arcuate socket of fixture match.When use, rotating metallic plate is according to clockwise or be rotated counterclockwise, rotate to after certain angle, fixture and metal framework are fixed, complete fixation procedure, now, there is certain angle in mover iron core and stator iron core in metallic plate, has reached the effect close with mover iron core chute each other.
Embodiment 2: a kind of linear electric motors that reduce teeth groove power, its structure and using method are substantially the same manner as Example 1, and difference is that the arc-shaped side of arcuate socket is circular arc dentation, and described fixture is elastic component, arc-shaped side 10 clampings of elastic component and circular arc dentation; Metal framework is provided with the gripping mechanism for fixing mover iron core position.
Embodiment 3: a kind of linear electric motors that reduce teeth groove power, its structure and using method are substantially the same manner as Example 1, and difference is arc-shaped side indentation, and described fixture is elastic component, elastic component and jagged arc-shaped side clamping; Metal framework is provided with the gripping mechanism for fixing mover iron core position.
Claims (5)
1. one kind is reduced the linear electric motors of teeth groove power, it is characterized in that, comprise mover iron core and stator iron core, the even stationary arrangement of upper surface of stator iron core has permanent magnet, on mover iron core, be wound with winding, mover iron core and winding are located in metallic plate, and metallic plate top is provided with rectangular metal frame, metal framework is provided with two in the centrosymmetric arcuate socket of metal framework, and arcuate socket is located at respectively metal framework near broadside place; On metallic plate, be also provided with fixture, metallic plate is fixedly connected with metal framework by the fixture through arcuate socket.
2. a kind of linear electric motors that reduce teeth groove power according to claim 1, is characterized in that, described fixture is screw, and metallic plate upper surface is provided with screwed hole, and metal framework is by being connected through the screw of arcuate socket and the screwed hole of metallic plate.
3. a kind of linear electric motors that reduce teeth groove power according to claim 1, is characterized in that, the arc-shaped side of described arcuate socket is circular arc dentation, and described fixture is elastic component, the arc-shaped side clamping of elastic component and circular arc dentation; Metal framework is provided with the gripping mechanism for fixing mover iron core position.
4. a kind of linear electric motors that reduce teeth groove power according to claim 1, is characterized in that, the arc-shaped side indentation of described arcuate socket, and described fixture is elastic component, elastic component and jagged arc-shaped side clamping; Metal framework is provided with the gripping mechanism for fixing mover iron core position.
5. according to a kind of linear electric motors that reduce teeth groove power described in claim 1 or 2 or 3 or 4, it is characterized in that, in described metallic plate, be provided with the chute that can rotate with metallic plate, the length of chute is greater than the length of mover iron core, and mover iron core is slidably connected by chute and metallic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310589277.8A CN103780043B (en) | 2013-11-22 | 2013-11-22 | A kind of linear electric motors that reduce teeth groove power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310589277.8A CN103780043B (en) | 2013-11-22 | 2013-11-22 | A kind of linear electric motors that reduce teeth groove power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103780043A true CN103780043A (en) | 2014-05-07 |
| CN103780043B CN103780043B (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310589277.8A Expired - Fee Related CN103780043B (en) | 2013-11-22 | 2013-11-22 | A kind of linear electric motors that reduce teeth groove power |
Country Status (1)
| Country | Link |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002023702A1 (en) * | 2000-09-18 | 2002-03-21 | Kabushiki Kaisha Yaskawa Denki | Linear motor |
| JP2003189589A (en) * | 2001-12-21 | 2003-07-04 | Canon Inc | Movable magnet type linear motor, exposure unit and method for manufacturing device |
| CN100566094C (en) * | 2002-04-23 | 2009-12-02 | 三菱电机株式会社 | Linear motor |
| CN102804567B (en) * | 2009-06-04 | 2015-11-25 | 三菱电机株式会社 | Linear motor |
| CN201656737U (en) * | 2010-03-06 | 2010-11-24 | 王敕 | Iron core type linear motor |
| CN203708070U (en) * | 2013-11-22 | 2014-07-09 | 杭州娃哈哈科技有限公司 | Linear motor for reducing cogging force |
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2013
- 2013-11-22 CN CN201310589277.8A patent/CN103780043B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103780043B (en) | 2016-05-11 |
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Granted publication date: 20160511 Termination date: 20211122 |