CN102943820B - A kind of rotor shaft of double end motor and the linkage structure of bent axle - Google Patents
A kind of rotor shaft of double end motor and the linkage structure of bent axle Download PDFInfo
- Publication number
- CN102943820B CN102943820B CN201210434842.9A CN201210434842A CN102943820B CN 102943820 B CN102943820 B CN 102943820B CN 201210434842 A CN201210434842 A CN 201210434842A CN 102943820 B CN102943820 B CN 102943820B
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- China
- Prior art keywords
- rotor shaft
- bent axle
- groove
- positioning block
- connecting base
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- Expired - Fee Related
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Abstract
The invention discloses a kind of rotor shaft of double end motor and the linkage structure of bent axle, comprise rotor shaft and bent axle, bent axle comprises columned connecting base and columned transmission unit, transmission portion is in the side of connecting base bottom surface, form eccentric structure, transmission unit is provided with rotor shaft mounting hole, mounting hole penetrates connecting base and arranges, bent axle is provided with draw-in groove, draw-in groove communicates with rotor shaft mounting hole, the corresponding draw-in groove place of rotor shaft is provided with mounting groove, positioning block is provided with in mounting groove, positioning block and draw-in groove suitable, bent axle is provided with the driving mechanism driving positioning block to wave, the invention reside in: between rotor shaft and bent axle, positioning block is set, and the driving mechanism driving positioning block to wave, when positioning block waves, the effect of locking can be played to bent axle, ensure that the location of bent axle, improve the coupling mechanism force of bent axle and rotor shaft, prevent bent axle from easily loosening in rotation process, ensure that when the two ends of rotor shaft are all fixed with bent axle, improve rotor shaft center balance.
Description
Technical field
The present invention relates to machine field, refer to a kind of rotor shaft of double end motor and the linkage structure of bent axle especially.
Background technique
The rotor shaft of motor rotates generation driving torque, thus drive subsidiary component movement, apply to the transmission field of machinery widely, in order to be used to the power on motor both sides, realize energy-saving and cost-reducing effect, all bent axle is installed on the both sides of rotor shaft, bent axle connects the assembly be transmitted, and the linkage structure of existing bent axle and rotor shaft is: a milling plane on rotor shaft, with a screw, crankshaft eccentric is locked on rotor shaft, in the angle of 180 degree, positioning error is larger, cause rotor shaft center balance poor, and the lock power of bent axle and rotor shaft is short of, in rotation, bent axle easily loosens, and then the degree of balance of rotor shaft both sides bent axle is poor, the movement locus of the subsidiary parts of impact, cause the damage of entire machine.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of location comparatively accurately and two bent axles are fixed on rotor shaft time the good rotor shaft of double end motor of center balance of rotor shaft and the linkage structure of bent axle.
Technological scheme of the present invention is achieved in that a kind of rotor shaft of double end motor and the linkage structure of bent axle, comprise rotor shaft and bent axle, described bent axle comprises columned connecting base and columned transmission unit, this transmission portion is in the side of connecting base bottom surface, form eccentric structure, and transmission unit is provided with rotor shaft mounting hole, this mounting hole penetrates connecting base and arranges, described bent axle is provided with draw-in groove, this draw-in groove communicates with rotor shaft mounting hole, the corresponding draw-in groove place of described rotor shaft is provided with mounting groove, positioning block is provided with in this mounting groove, this positioning block and draw-in groove suitable, and bent axle is provided with the driving mechanism driving positioning block to wave.
By adopting technique scheme, between rotor shaft and bent axle, positioning block is set, and the driving mechanism driving positioning block to wave, when positioning block waves, the effect of locking can be played bent axle, effectively ensure that the location of bent axle, substantially increase the coupling mechanism force of bent axle and rotor shaft, prevent bent axle from easily loosening in rotation process, ensure that when the two ends of rotor shaft are all fixed with bent axle, improve rotor shaft center balance.
The present invention is set to further: described draw-in groove is square groove, this square groove is across transmission unit and connecting base, described mounting groove is half slot, described positioning block is semicircle locating stud, arc surface and the half slot of semicircle locating stud are suitable, the bottom surface of semicircle locating stud exceeds rotor shaft and arranges, and with square groove secure fit.Wherein, described driving mechanism comprises on connecting base and is provided with through hole, this through hole is communicated with the side face of connecting base and the groove bottom of square groove respectively, the inwall of this through hole is provided with internal thread, screw is provided with in this through hole, the outer wall of this screw is provided with outside thread, described outside thread and internal thread suitable.
By adopting technique scheme, arrange half slot and semicircle locating stud, arc surface contributes to the swing of semicircle locating stud, and driving mechanism is set to screw, move up and down easy, when screw moves downward, withstand one end of semicircle locating stud, now, the other end of semicircle locating stud is just upturned, and effectively bent axle and rotor shaft is locked, such structure considerably increases coupling mechanism force, add four times nearly than existing means of fixation, and structure is simple, is easy to realize.
The present invention is also set to further: described rotor shaft two ends are provided with bent axle, and the arranging on the contrary towards the axis along rotor shaft of two bent axles.
By adopting technique scheme, the bilateral power of motor being used, while realizing energy-saving and cost-reducing effect, ensure that the balance at rotor shaft center.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the specific embodiment of the invention;
Fig. 2 is that the A of Fig. 1 is to sectional view;
Fig. 3 is the structural representation of this specific embodiment of the invention bent axle;
Fig. 4 is the structural representation of this specific embodiment of the invention semicircle locating stud;
Fig. 5 is the structural representation of this specific embodiment of the invention rotor shaft.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-Figure 5, the invention discloses a kind of rotor shaft of double end motor and the linkage structure of bent axle, comprise rotor shaft 1 and bent axle 2, described bent axle 2 comprises columned connecting base 21 and columned transmission unit 22, this transmission unit 22 is positioned at the side of connecting base 21 bottom surface, form eccentric structure, and transmission unit 22 is provided with rotor shaft mounting hole 23, this mounting hole 23 penetrates connecting base 22 and arranges, in the specific embodiment of the invention, described bent axle 2 is provided with draw-in groove, this draw-in groove communicates with rotor shaft mounting hole 23, the corresponding draw-in groove place of described rotor shaft is provided with mounting groove, positioning block is provided with in this mounting groove, this positioning block and draw-in groove suitable, and bent axle is provided with the driving mechanism driving positioning block to wave, between rotor shaft and bent axle, positioning block is set, and the driving mechanism driving positioning block to wave, when positioning block waves, the effect of locking can be played to bent axle, effectively ensure that the location of bent axle, substantially increase the coupling mechanism force of bent axle and rotor shaft, prevent bent axle from easily loosening in rotation process, ensure that when the two ends of rotor shaft are all fixed with bent axle, improve rotor shaft center balance, motor can be run in the best condition, fundamentally improve the quality of machine.
In the specific embodiment of the invention, described draw-in groove is square groove 23, this square groove 23 is across transmission unit 22 and connecting base 21, described mounting groove is half slot 11, described positioning block is semicircle locating stud 3, the arc surface 32 of semicircle locating stud is suitable with half slot 11, the bottom surface 31 of semicircle locating stud exceeds rotor shaft and arranges, wherein, the bottom surface 31 of semicircle locating stud is the suitable oblong-shaped of square groove 23, better and bent axle is located, and the length that the length of semicircle locating stud 3 is longer than connecting base 22 is arranged.
Wherein, driving mechanism comprises the through hole 25 on connecting base 22, this through hole 25 is communicated with the side face of connecting base 22 and the groove bottom of square groove 23 respectively, the inwall of this through hole 25 is provided with internal thread, screw 4 is provided with in this through hole 25, the outer wall of this screw 4 is provided with outside thread, described outside thread and internal thread suitable, half slot 11 and semicircle locating stud 3 are set, the groove bottom of half slot and the arc surface of semicircle locating stud, contribute to the swing of semicircle locating stud, and when bent axle is assemblied on rotor shaft, the position of screw 4 is positioned at the top, one end of semicircle locating stud 3, driving mechanism is set to screw, move up and down easy, when screw moves downward, withstand one end of semicircle locating stud 3, now, the other end of semicircle locating stud 3 is just upturned, effectively bent axle 2 and rotor shaft 1 are locked, such structure considerably increases coupling mechanism force, four times are added nearly than existing means of fixation, and structure is simple, be easy to realize, described rotor shaft 1 two ends are provided with bent axle 2, and arranging on the contrary towards the axis along rotor shaft 1 of two bent axles 2, the bilateral power of motor is used, while realizing energy-saving and cost-reducing effect, ensure that the balance at rotor shaft center.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. the rotor shaft of a double end motor and the linkage structure of bent axle, comprise rotor shaft and bent axle, described bent axle comprises columned connecting base and columned transmission unit, this transmission portion is in the side of connecting base bottom surface, form eccentric structure, and transmission unit is provided with rotor shaft mounting hole, this mounting hole penetrates connecting base and arranges, it is characterized in that: described bent axle is provided with draw-in groove, this draw-in groove communicates with rotor shaft mounting hole, the corresponding draw-in groove place of described rotor shaft is provided with mounting groove, positioning block is provided with in this mounting groove, this positioning block and draw-in groove suitable, and bent axle is provided with the driving mechanism driving positioning block to wave, described draw-in groove is square groove, and this square groove is across transmission unit and connecting base, and described mounting groove is half slot, described positioning block is semicircle locating stud, arc surface and the half slot of semicircle locating stud are suitable, and the bottom surface of semicircle locating stud exceeds rotor shaft and arranges, and with square groove secure fit, described driving mechanism comprises on connecting base and is provided with through hole, this through hole is communicated with the side face of connecting base and the groove bottom of square groove respectively, and the inwall of this through hole is provided with internal thread, is provided with screw in this through hole, the outer wall of this screw is provided with outside thread, described outside thread and internal thread suitable.
2. the rotor shaft of double end motor according to claim 1 and the linkage structure of bent axle, is characterized in that: described rotor shaft two ends are provided with bent axle, and the arranging on the contrary towards the axis along rotor shaft of this bent axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434842.9A CN102943820B (en) | 2012-11-03 | 2012-11-03 | A kind of rotor shaft of double end motor and the linkage structure of bent axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434842.9A CN102943820B (en) | 2012-11-03 | 2012-11-03 | A kind of rotor shaft of double end motor and the linkage structure of bent axle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102943820A CN102943820A (en) | 2013-02-27 |
| CN102943820B true CN102943820B (en) | 2015-09-23 |
Family
ID=47726791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210434842.9A Expired - Fee Related CN102943820B (en) | 2012-11-03 | 2012-11-03 | A kind of rotor shaft of double end motor and the linkage structure of bent axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102943820B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121296A (en) * | 2014-07-25 | 2014-10-29 | 刘影 | Coupler with anti-rotating function |
| CN105522463B (en) * | 2016-01-28 | 2017-11-03 | 东莞市友辉光电科技有限公司 | A kind of burnishing device of use double end spindle motor |
| CN109038942B (en) * | 2016-08-31 | 2019-12-13 | 苏州欧圣电气股份有限公司 | motor and air compressor with same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1280256A (en) * | 2000-01-01 | 2001-01-17 | 陈志宁 | Semicirclar key connection structure |
| EP2083172A1 (en) * | 2008-01-22 | 2009-07-29 | Siemens Aktiengesellschaft | Multi-body compressor train |
| CN202251384U (en) * | 2011-09-08 | 2012-05-30 | 江阴克威齿轮箱制造有限公司 | Output shaft structure of reduction gearbox |
| CN202314203U (en) * | 2011-11-08 | 2012-07-11 | 厦门蒙发利科技（集团）股份有限公司 | Massage movement capable of realizing translation pushing-kneading massage |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060090040A (en) * | 2005-02-04 | 2006-08-10 | 조형근 | Double head electric drill |
-
2012
- 2012-11-03 CN CN201210434842.9A patent/CN102943820B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1280256A (en) * | 2000-01-01 | 2001-01-17 | 陈志宁 | Semicirclar key connection structure |
| EP2083172A1 (en) * | 2008-01-22 | 2009-07-29 | Siemens Aktiengesellschaft | Multi-body compressor train |
| CN202251384U (en) * | 2011-09-08 | 2012-05-30 | 江阴克威齿轮箱制造有限公司 | Output shaft structure of reduction gearbox |
| CN202314203U (en) * | 2011-11-08 | 2012-07-11 | 厦门蒙发利科技（集团）股份有限公司 | Massage movement capable of realizing translation pushing-kneading massage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102943820A (en) | 2013-02-27 |
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Granted publication date: 20150923 Termination date: 20171103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |