CN104578679A - Cylindrical magnetic resistance linear motor - Google Patents
Cylindrical magnetic resistance linear motor Download PDFInfo
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- CN104578679A CN104578679A CN201310492859.4A CN201310492859A CN104578679A CN 104578679 A CN104578679 A CN 104578679A CN 201310492859 A CN201310492859 A CN 201310492859A CN 104578679 A CN104578679 A CN 104578679A
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- mover
- stator
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- iron core
- spacer
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Abstract
The invention relates to a cylindrical magnetic resistance linear motor, in particular to a linear tractor. The cylindrical magnetic resistance linear motor consists of a linear stator, a rotor sleeving the stator, and a control circuit for driving the rotor to move and stop along the linear stator, wherein the linear stator consists of a spline shaft, N group of independent iron cores which sequentially sleeve the spline shaft, spacing sleeves for separating the N group of iron cores, and a plurality of linear ball tracks which are fixed around the iron cores and the spacing sleeves; the rotor consists of a circular shell, N group of independent annular iron cores which are spaced by spacing sleeves and are arranged inside the circular shell in a sleeving manner, coil windings embedded onto salient poles of inner circles of the annular iron cores, and linear bearings sleeving the two ends of the shell.
Description
Technical field
The present invention relates to a kind of cylindrical magnetic resistance linear electric motors, be specifically related to straight line and drag.
Background technology
Application magnetic resistance minimum principle.
Summary of the invention
The invention provides a kind of cylindrical magnetic resistance linear electric motors, it by cylindrical linear stator, be sleeved on circular mover on stator and control circuit forms.
The present invention realizes with following technical scheme: a kind of cylindrical magnetic resistance linear electric motors, comprises linear stator, the mover be sleeved on stator, drives the control circuit of mover linearly stator movement and stopping; Described linear stator by splined shaft, be successively sleeved on N group on splined shaft independently iron core, separate N group iron core spacer sleeve and be fixed on iron core and form with dividing several straight-line ball tracks of spacer periphery; Described mover by circular shell, to be separated by point spacer and be sleeved on N group in circular shell independently annular core, the coil windings be inlaid on annular core inner circle salient pole, the linear bearing that is sleeved on housing two form; It is characterized in that: described stator core is shaped with splined hole by the center of two kinds of various outer diameters, periphery is shaped with the silicon steel sheet composition of several location notch, the silicon steel sheet of two kinds of various outer diameters is the iron core of square dentation by carrying out after condition of equivalent thickness superposition that alternately superposition forms independently longitudinal section more respectively, and N number of iron core is separated by point spacer and to be sleeved on successively on splined shaft and the distance of adjacent iron cores is 3 times of mover two adjacent annular core distances; The silicon steel sheet external diameter that described spacer sleeve external diameter is large with diameter is identical, but length is 3 times of mover spacer sleeve, and a point spacer center is shaped with splined hole, and periphery is shaped with the location notch equal with stator core location notch quantity, and location notch center is shaped with screw hole; The cross section of described straight-line ball track is spill, and groove is circular arc type; Straight-line ball track is inlaid in stator core and divides the location notch of spacer periphery interior and fixed by screw and a point spacer; The annular silicon steel sheet that described mover iron core is shaped with several salient pole by the inner circle of two kinds of different inner diameters forms, the silicon steel sheet of two kinds of different inner diameters forms the independently mover iron core consistent with stator core axial dimension by carrying out alternately superposition after condition of equivalent thickness superposition again, and several salient pole longitudinal cross-sections of mover iron core inner circle are square dentation; Described coil windings is inlaid on the salient pole of mover iron core inner circle, and 3N the mover annular core being embedded with coil windings is sleeved in circular shell by dividing a spacer to separate, and coil windings lead-out wire is connected with control circuit through circular shell; Described linear bearing is sleeved on circular shell two and is located by interior jump ring; Described control circuit export three-phase electricity be coil windings on 3N mover iron core in order cycle power make salient pole generation magnetic field and stator core effect in mover iron core make mover linearly stator movement.
Good effect of the present invention
1. greatly, moment is large for mover and magnetic pole of the stator relative area;
2. structure is simple, and length does not limit.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left cutaway view of A-A of Fig. 1.
In figure: A, linear stator, B, mover C control circuit; In linear stator A: 1, splined shaft, 2, N group stator core, 3, spacer sleeve, 4, several straight-line ball tracks, 5, fixed screw; In mover B: 6, circular shell, 7, point spacer, 8, annular core, 9, coil windings, 10, linear bearing, 11, interior jump ring.
Concrete execution mode
As shown in Figure 1, 2: a kind of cylindrical magnetic resistance linear electric motors, comprising: splined shaft 1, be successively sleeved on N group on splined shaft independently iron core 2, separate N group iron core 2 spacer sleeve 3 and be fixed on iron core 2 and the stator dividing several straight-line ball tracks 4 of spacer 3 periphery to form; By circular shell 6, to be separated by point spacer 7 and be sleeved on N group in circular shell 6 independently annular core 8, the coil windings 9 be inlaid on annular core 8 inner circle salient pole, the linear bearing 10 that is sleeved on circular shell 6 two form; It is characterized in that: described N group stator core 2 is shaped with splined hole by the center of two kinds of various outer diameters, periphery is shaped with the silicon steel sheet composition of several location notch, the silicon steel sheet of two kinds of various outer diameters forms by carrying out alternately superposition after condition of equivalent thickness superposition again the iron core 2 that independently longitudinal section is square dentation respectively, and N number of iron core 2 is separated by point spacer 3 and to be sleeved on successively on splined shaft 1 and the distance of adjacent iron cores 2 is three times of mover two adjacent annular core 8 distances; The silicon steel sheet external diameter that described spacer sleeve 3 external diameter is large with diameter is identical, but length is three times of mover spacer sleeve, and spacer sleeve 3 center is shaped with splined hole, and periphery is shaped with the location notch equal with stator core 2 location notch quantity, and location notch center is shaped with screw hole; The cross section of described straight-line ball track 4 is spill, and groove is circular arc type; Straight-line ball track 4 is inlaid in stator core and divides the location notch of spacer periphery interior and fixed by screw 5 and spacer sleeve 3.
The annular silicon steel sheet that described mover iron core 2 is shaped with several salient pole by the inner circle of two kinds of different inner diameters forms, the silicon steel sheet of two kinds of different inner diameters forms the independently mover annular core 8 consistent with stator core 2 axial dimension by carrying out alternately superposition after condition of equivalent thickness superposition again, and several salient pole longitudinal cross-sections of mover annular core 8 inner circle are square dentation; Described coil windings 9 is inlaid on the salient pole of mover annular core 8 inner circle, and the mover iron core 8 that 3N to be embedded with coil windings 9 is separated by a point spacer 7 and to be sleeved in circular shell 6, and coil windings 9 lead-out wire is connected with control circuit C through circular shell 6; Described linear bearing 10 is sleeved on circular shell 6 two and is located by interior jump ring 11; Described control circuit C export three-phase electricity be coil windings 9 on 3N mover iron core 8 in order cycle power the iron core 2 of salient pole generation magnetic field and stator A in the iron core 8 of mover B is acted on make mover B linearly stator A move.
Claims (3)
1. cylindrical magnetic resistance linear electric motors, comprise splined shaft (1), be successively sleeved on N group on splined shaft independently iron core (2), separate N group iron core (2) spacer sleeve (3) and be fixed on iron core (2) and the stator dividing several straight-line ball tracks (4) of spacer (3) periphery to form; By circular shell (6), to be separated by point spacer (7) and be sleeved on N group in circular shell (6) independently annular core (8), the coil windings (9) be inlaid on annular core (8) inner circle salient pole, the linear bearing (10) that is sleeved on circular shell (6) two form.
2. cylindrical magnetic resistance linear electric motors according to claim 1, it is characterized in that: described N group stator core (2) is shaped with splined hole by the center of two kinds of various outer diameters, periphery is shaped with the silicon steel sheet composition of several location notch, the silicon steel sheet of two kinds of various outer diameters forms by carrying out alternately superposition after condition of equivalent thickness superposition again the iron core (2) that independently longitudinal section is square dentation respectively, and N number of iron core (2) is separated by point spacer (3) and is sleeved on three times that the upper and distance of adjacent iron cores (2) of splined shaft (1) is mover two adjacent annular core (8) distances successively; The silicon steel sheet external diameter that described spacer sleeve (3) external diameter is large with diameter is identical, but length is three times of mover spacer sleeve, spacer sleeve (3) center is shaped with splined hole, and periphery is shaped with the location notch equal with stator core (2) location notch quantity, and location notch center is shaped with screw hole; The cross section of described straight-line ball track (4) is spill, and groove is circular arc type; It is interior and fixing by screw (5) and spacer sleeve (3) with the location notch of point spacer periphery that straight-line ball track (4) is inlaid in stator core.
3. cylindrical magnetic resistance linear electric motors according to claim 1, it is characterized in that: the annular silicon steel sheet that described mover iron core (2) is shaped with several salient pole by the inner circle of two kinds of different inner diameters forms, the silicon steel sheet of two kinds of different inner diameters forms the independently mover annular core (8) consistent with stator core (2) axial dimension by carrying out alternately superposition after condition of equivalent thickness superposition again, and several salient pole longitudinal cross-sections of mover annular core (8) inner circle are square dentation; Described coil windings (9) is inlaid on the salient pole of mover annular core (8) inner circle, 3N the mover iron core (8) being embedded with coil windings (9) is sleeved in circular shell (6) by dividing a spacer (7) to separate, and coil windings (9) lead-out wire is connected with control circuit C through circular shell (6); Described linear bearing (10) is sleeved on circular shell (6) two and is located by interior jump ring (11); Described control circuit C export three-phase electricity be coil windings (9) on 3N mover iron core (8) in order cycle power the iron core (2) of salient pole generation magnetic field and stator A in the iron core 8 of mover B is acted on make mover B linearly stator A move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492859.4A CN104578679A (en) | 2013-10-19 | 2013-10-19 | Cylindrical magnetic resistance linear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310492859.4A CN104578679A (en) | 2013-10-19 | 2013-10-19 | Cylindrical magnetic resistance linear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104578679A true CN104578679A (en) | 2015-04-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310492859.4A Pending CN104578679A (en) | 2013-10-19 | 2013-10-19 | Cylindrical magnetic resistance linear motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104578679A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609706A (en) * | 2015-10-26 | 2017-05-03 | 徐建宁 | Electromagnetic rotor engine |
| CN108475978A (en) * | 2016-01-29 | 2018-08-31 | Abb瑞士股份有限公司 | Modularization tubulose linear switched reluctance machine |
| CN117879296A (en) * | 2024-03-11 | 2024-04-12 | 比亚迪股份有限公司 | Linear motor and electromagnetic suspension |
-
2013
- 2013-10-19 CN CN201310492859.4A patent/CN104578679A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609706A (en) * | 2015-10-26 | 2017-05-03 | 徐建宁 | Electromagnetic rotor engine |
| CN108475978A (en) * | 2016-01-29 | 2018-08-31 | Abb瑞士股份有限公司 | Modularization tubulose linear switched reluctance machine |
| CN108475978B (en) * | 2016-01-29 | 2021-04-06 | Abb瑞士股份有限公司 | Modular tubular linear switched reluctance machine |
| CN117879296A (en) * | 2024-03-11 | 2024-04-12 | 比亚迪股份有限公司 | Linear motor and electromagnetic suspension |
| CN117879296B (en) * | 2024-03-11 | 2024-06-18 | 比亚迪股份有限公司 | Linear motor and electromagnetic suspension |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |
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| WD01 | Invention patent application deemed withdrawn after publication |