CN104070545B - A kind of rotary reciprocating swing mechanism - Google Patents
A kind of rotary reciprocating swing mechanism Download PDFInfo
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- CN104070545B CN104070545B CN201410291882.1A CN201410291882A CN104070545B CN 104070545 B CN104070545 B CN 104070545B CN 201410291882 A CN201410291882 A CN 201410291882A CN 104070545 B CN104070545 B CN 104070545B
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- angular wheel
- axle
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- 230000000875 corresponding Effects 0.000 claims abstract description 15
- 241000222712 Kinetoplastida Species 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003534 oscillatory Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Abstract
The present invention relates to a kind of rotary reciprocating swing mechanism.Mainly solve existing mechanism stress of generation when vibration big, vibrate the strong and problem of balanced capacity difference.Including support, electromagnet stator, coil, axle and two rotors, first rotor and the second rotor are coaxially articulated with on axle, it is respectively fixed with magnetic on first rotor and the second rotor and is distributed the first contrary permanent magnet and the second permanent magnet, and first permanent magnet and the second permanent magnet be arc, electromagnet stator be respectively arranged at two ends with the first curved portions and the second curved portions, first permanent magnet and the first curved portions are corresponding, second permanent magnet and the second curved portions are corresponding, the axle center that first rotor and the second rotor are cooperatively formed along axle by the first permanent magnet and the second permanent magnet and electromagnet stator magnetic respectively swings in opposite directions, output shaft is located on the first rotor and the second rotor.Owing to this swing mechanism uses the contrary rotor of two vibration phases so that vibration is cancelled out each other, vibration reduces, and self has well balance, the advantage such as also have life-span length, workload reduces, shear effect is good, energy-conservation and electromagnetic interference is low.
Description
Technical field
This utility model relates to a kind of shaving field of tool, refers in particular to a kind of rotary reciprocating swing mechanism.
Background technology
In existing hair scissors and shaver application, traditional repeatedly motion is by a micromachine, Motor Shaft installs additional an eccentric shaft, eccentric shaft drive activity cutter head again does and repeatedly moves, there is some problem following in such motion repeatedly: 1. motor is to use to have brush permanent magnet DC motor, life-span is short, it is impossible to meet the needs that special and professional care uses.2. because of the existence of eccentric shaft so that during motor work, the radial pressure suffered by bearing is big, bearing deformation when causing motor to work, and noise strengthens.3. eccentric can produce bigger vibration when motor rotates, and motor speed is the fastest, vibrates the biggest, and feel is uncomfortable, simultaneously as rotating speed is low so that the toggle frequency of product is low, and the linear velocity of cutter head is low, and shear effect is bad.4. the rotary motion of motor is converted into by eccentric shaft and repeatedly moves, and the efficiency of mechanism is low, and battery discharge time is short.5. tradition brush motor is operationally because the spark produced when brush commutates with diverter, there is electromagnetic interference.
Additionally mention " Vibrating linear executing mechanism; the vibrating mechanism mentioned in this publication is by fixing for mobile wherein one end; the stress produced when shaking is big; and this patent is that pendular body is around central axis; self have well balance; adding the vibration of two further reducing mechanisms of reverse motions body, effect is more advanced than prior art at CN 1469533A.
Utility model content
In order to overcome shortcoming and the weak point of background technology, this utility model provides a kind of rotary reciprocating swing mechanism, solves prior art stress of generation when vibrating big, the problem that vibration is strong and balanced capacity is poor.
nullThe technical solution of the utility model is: a kind of rotary reciprocating swing mechanism，Including support、First rotor、Second rotor、Electromagnet stator、Coil、Permanent magnet and output shaft，Also include axle，Described coil is fixed on the inner side of electromagnet stator，Described electromagnet stator is installed on support，Described axle is installed on support，Described first rotor and the second rotor are coaxially articulated with on axle and lay respectively at the two ends of electromagnet stator，It is respectively fixed with magnetic on the first described rotor and the second rotor and is distributed the first contrary permanent magnet and the second permanent magnet，And described first permanent magnet and the second permanent magnet are arc，Described electromagnet stator be respectively arranged at two ends with the first curved portions and the second curved portions，Described first permanent magnet and the first curved portions are corresponding，Described second permanent magnet and the second curved portions are corresponding，The axle center that described first rotor and the second rotor are cooperatively formed along described axle by the first permanent magnet and the second permanent magnet and electromagnet stator magnetic respectively swings in opposite directions，Described output shaft be at least located at the first rotor being connected with it and the second rotor one of them on.
Described output shaft includes that the first output shaft and the second output shaft, described first output shaft and the first rotor are connected, and described second output shaft and the second rotor are connected.
Described first rotor and the framework shape that the second rotor is hollow, the two ends of described electromagnet stator lay respectively in the framework of the first rotor and the second rotor, and described first permanent magnet and the second permanent magnet are respectively arranged on the lower inwall of the first rotor and the second rotor and corresponding with electromagnet stator lower end.
Described electromagnet stator is provided with arcuate groove, described first rotor, is provided with bearing between the second rotor and axle, and described first rotor and the second rotor are fixed with the rotating part matched with arcuate groove.
It is equipped with spring, top board on described first rotor and the second rotor, described top board is separately fixed on the first rotor and the second rotor, one end of spring on described first rotor contacts with top board, the other end and the second rotor top press-fit, one end of spring on described second rotor contacts with its top board, the other end and the first rotor top press-fit.
Also include swing component, described swing component is articulated with on support, described first output shaft and the second output shaft are respectively arranged in the two ends of swing component, and described first rotor, the second rotor rotate in opposite directions and pass through link gear and drive swing component planar to swing along its hinged center.
Described link gear includes the first angular wheel, the second angular wheel and middle angular wheel, described first angular wheel is installed on the first rotor, described second angular wheel is installed on the second rotor corresponding with the first angular wheel, and described middle angular wheel is fixed between the first angular wheel and the second angular wheel and with swing component and is connected.
This utility model has the advantages thatOwing to this swing mechanism uses the contrary rotor of two vibration phases so that vibration is cancelled out each other, vibration reduces, and self has well balance, the advantage such as also have life-span length, workload reduces, shear effect is good, energy-conservation and electromagnetic interference is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is another angled arrangement schematic diagram of the present utility model.
Fig. 3 is exploded view of the present utility model.
Fig. 4 is the structural representation of another embodiment of this utility model.
Fig. 5 is the structural representation that in this utility model, electric magnet coordinates with permanent magnet.
In figure, support 1, the first rotor 2, the second rotor 3, electromagnet stator 4, coil 5, output shaft 6, the first output shaft 61, second output shaft 62, axle 7, the first permanent magnet 8, the second permanent magnet 9, first curved portions 10, the second curved portions 11, arcuate groove 12, bearing 13, rotating part 14, spring 15, top board 16, swing component 17, middle angular wheel 20.
Detailed description of the invention
Below for accompanying drawing, embodiment of the present utility model is described further:
nullAs shown in the figure，A kind of rotary reciprocating swing mechanism，Including support 1、First rotor 2、Second rotor 3、Electromagnet stator 4、Coil 5 and output shaft 6，Also include axle 7，Described coil 5 is fixed on the inner side of electromagnet stator 4，Described electromagnet stator 4 is installed on support 1，Described axle 7 is installed on support 1，Described first rotor 2 and the second rotor 3 are coaxially articulated with on axle 7 and lay respectively at the two ends of electromagnet stator 4，The first permanent magnet 8 and the second permanent magnet 9 that magnetic distribution is contrary it is respectively fixed with on the first described rotor 2 and the second rotor 3，And described first permanent magnet 8 and the second permanent magnet 9 are arc，Described electromagnet stator 4 be respectively arranged at two ends with the first curved portions 10 and the second curved portions 11，Described first permanent magnet 8 is corresponding with the first curved portions 10，Described second permanent magnet 9 is corresponding with the second curved portions 11，The axle center that described first rotor 2 and the second rotor 3 are cooperatively formed along described axle 7 by the first permanent magnet 8 and the second permanent magnet 9 and electromagnet stator 4 magnetic respectively swings in opposite directions，Described output shaft 6 be at least located at the first rotor 2 being connected with it and the second rotor 3 one of them on，" being connected " described here includes directly fixing and by link gear mode.nullOperation principle: as shown in the figure，It is two swing component operation principles，When coil passes to the pulse voltage of certain frequency，Make electromagnet stator produces induced field，At this moment the principle that the homopolar-repulsion heteropole of electric magnet and permanent magnet generation is attracting is passed through，Corresponding with the magnetic field produced in electromagnet stator respectively by the first permanent magnet and the second permanent magnet，N pole due to the first permanent magnet and the second permanent magnet、S pole distribution arrangement is the most contrary，Therefore the first permanent magnet、Second permanent magnet is when coordinating with electric magnet magnetic，As shown in Figure 5，Each curved portions of electric magnet 4 is formed by three parts，Including mid portion and two side portions，Mid portion is contrary with the magnetic pole of two side portions，Curved portions can realize driving the swing of permanent magnet by the changes of magnetic field produced that changes of coil current，So that the first rotor and the second rotor swing around axle，Drive the first rotor、Second rotor carries out reciprocally swinging towards contrary direction around axle，Thus drive output shaft to swing，Finally delivered power to perform original paper by output shaft.Rotor is around central axis, and rotor center of gravity is on center of rotation, and swinging mounting, permanent magnet, axle and additional moving knife are balance from rotating torque, so substantially reduce vibration during swing.Two rotor swaying direction contrast when making work, Oscillation Amplitude is identical, and additionally permanent magnet is cambered design, and the work surface of electromagnet stator is also concentric designed arc-shaped appearance, when rotor swings, makes the permanent magnet air gap all the time with silicon steel sheet stator constant.Improve electromagnetic action effect.According to such scheme, owing to this swing mechanism uses the rotor that two vibration phases are contrary so that vibration is cancelled out each other, vibration reduces, self there is well balance, the advantage such as also there is life-span length, workload reduces, shear effect is good, energy-conservation and electromagnetic interference is low.
As it can be seen, described output shaft 6 includes the first output shaft 61 and the second output shaft 62, described first output shaft 61 is connected with the first rotor 2, and described second output shaft 62 is connected with the second rotor 3.Output shaft can be one, it is also possible to is two, selects in the case of no.When 1, can be directly anchored on rotor, two can also be directly anchored to rotor, or are connected with rotor by link gear.
As shown in the figure, described first rotor 2 and the framework shape that the second rotor 3 is hollow, the two ends of described electromagnet stator 4 lay respectively in the framework of the first rotor 2 and the second rotor 3, described first permanent magnet 8 be respectively arranged on the second permanent magnet 9 first rotor 2 with on the lower inwall of the second rotor 3 and corresponding with electromagnet stator 4 lower end.Being placed on inside rotor by electric magnet, coil, on the one hand increase the arm of force of rotor, add output torque, on the other hand also make mechanism structure tight, overall volume is little, it is simple to exterior design.
As it can be seen, described electromagnet stator 4 is provided with arcuate groove 12, it is provided with bearing 13 between described first rotor the 2, second rotor 3 and axle 7, described first rotor 2 and the second rotor 3 are fixed with the rotating part 14 matched with arcuate groove 12.By arranging arcuate groove, and the first rotor, the second rotor are swung around this arcuate groove by bearing, have the advantages such as rational in infrastructure, swing is stable.
As shown in the figure, it is equipped with spring 15, top board 16 on described first rotor 2 and the second rotor 3, described top board 16 is separately fixed on the first rotor 2 and the second rotor 3, one end of spring 15 on described first rotor 2 contacts with top board 16, the other end and the second rotor 3 push up press-fit, one end of spring 15 on described second rotor 3 contacts with its top board 16, and the other end and the first rotor 2 push up press-fit.Spring 15 respectively with the first rotor 2, top board on second rotor 3 upper side wall is connected, during use, due to the first rotor and the second rotor opposing oscillatory, first rotor 2 swings the inwall upper end driving the spring top on its top board to be pressed in the second rotor, second rotor 2 swings the inwall upper end driving the spring top on its top board to be pressed in the first rotor, therefore, first rotor 2, second rotor 3 swings the spring 15 formed on described top board 16 and is produced restoring force by mutually compression, make the first rotor 2, second rotor 3 can return, between two rotors, it is provided with spring simultaneously, together constitute vibrating mechanism.
As shown in the figure, also include swing component 17, described swing component 17 is articulated with on support 1, described first output shaft 61 and the second output shaft 62 are respectively arranged in the two ends of swing component 17, and described first rotor the 2, second rotor 3 rotates in opposite directions and passes through link gear and drives swing component 17 planar to swing along its hinged center.Swing component is driven planar to swing by link gear, first output shaft and the second output shaft realize the purpose rotated, realize shearing is rich, and link gear here can be sampled the kind of drive of following angular wheel, it is also possible to sampling arranges shift fork on rotor and drives swing component to rotate.
As shown in the figure, described link gear includes first angular wheel the 18, second angular wheel 19 and middle angular wheel 20, described first angular wheel 18 is installed on the first rotor 2, described second angular wheel 19 is installed on the second rotor 3 corresponding with the first angular wheel 18, and described middle angular wheel 20 is fixed between the first angular wheel 18 with the second angular wheel 19 and with swing component 17 and is connected.First rotor 2 drives the first angular wheel to rotate, second rotor 3 drives the second angular wheel to rotate, direction of rotation is contrary, and is coordinated by middle taper gear drive each other, rotarily drives the first output shaft on swing component by middle angular wheel and the second output shaft does plane rocking.When swing component swings, output shaft can do the swing of certain radian, finally is delivered power to perform original paper by output shaft.Same layout angular wheel in this device, when the rotor of two reverse motions does and repeatedly swings, pass right through angular wheel and the angular wheel of mesophase engagement of both sides, make two rotors, active force and rotation amplitude are attained by unified, such two rotors are connected by angular wheel so that mechanism vibrations reduces further.
Embodiment is not construed as the restriction to utility model, but any based on spirit improvements introduced of the present utility model, all should be within protection domain of the present utility model.
Claims (6)
1. a rotary reciprocating swing mechanism, including support (1), the first rotor (2), the second rotor (3), electric magnet
nullStator (4)、Coil (5) and output shaft (6)，It is characterized in that: also include axle (7)，Described coil (5) is fixed on the inner side of electromagnet stator (4)，Described electromagnet stator (4) is installed on support (1)，Described axle (7) is installed on support (1)，Described first rotor (2) and the second rotor (3) are coaxially articulated with on axle (7) and lay respectively at the two ends of electromagnet stator (4)，It is respectively fixed with magnetic on described the first rotor (2) and the second rotor (3) and is distributed contrary the first permanent magnet (8) and the second permanent magnet (9)，And described first permanent magnet (8) and the second permanent magnet (9) are arc，Described electromagnet stator (4) be respectively arranged at two ends with the first curved portions (10) and the second curved portions (11)，Described first permanent magnet (8) is corresponding with the first curved portions (10)，Described second permanent magnet (9) is corresponding with the second curved portions (11)，Described first rotor (2) and the second rotor (3) cooperatively form edge by the first permanent magnet (8) and the second permanent magnet (9) with electromagnet stator (4) magnetic respectively
The axle center described axle (7) swings in opposite directions, described output shaft (6) be at least located at the first rotor (2) being connected with it and the second rotor (3) one of them on, described electromagnet stator (4) is provided with arcuate groove (12), it is provided with bearing (13) between described first rotor (2), the second rotor (3) and axle (7), described first rotor (2) and the second rotor (3) are fixed with the rotating part (14) matched with arcuate groove (12).
Rotary reciprocating swing mechanism the most according to claim 1, it is characterized in that: described output shaft (6) includes the first output shaft (61) and the second output shaft (62), described first output shaft (61) is connected with the first rotor (2), and described second output shaft (62) is connected with the second rotor (3).
Rotary reciprocating swing mechanism the most according to claim 2, it is characterized in that: described first rotor (2) and the framework shape that the second rotor (3) is hollow, the two ends of described electromagnet stator (4) lay respectively in the framework of the first rotor (2) and the second rotor (3), described first permanent magnet (8) be respectively arranged on the second permanent magnet (9) the first rotor (2) with on the lower inwall of the second rotor (3) and corresponding with electromagnet stator (4) lower end.
4. according to the rotary reciprocating swing mechanism described in claim 1 or 2 or 3, it is characterised in that
: being equipped with spring (15), top board (16) on described first rotor (2) and the second rotor (3), described top board (16) is separately fixed at first turn
On kinetoplast (2) and the second rotor (3), one end of the upper spring (15) of described first rotor (2) connects with its top board (16)
Touching, the other end and the second rotor (3) top press-fit, one end of the upper spring (15) of described second rotor (3) contacts with its top board 16, and the other end and the first rotor 2 push up press-fit.
5. according to the rotary reciprocating swing mechanism described in claim 2 or 3, it is characterized in that: also include swing component (17), described swing component (17) is articulated with on support (1), described first output shaft (61) and the second output shaft (62) are respectively arranged in the two ends of swing component (17), and described first rotor (2), the second rotor (3) rotate in opposite directions and pass through link gear and drive swing component (17) planar to swing along its hinged center.
Rotary reciprocating swing mechanism the most according to claim 5, it is characterized in that: described link gear includes the first angular wheel (18), the second angular wheel (19) and middle angular wheel (20), described first angular wheel (18) is installed on the first rotor (2), it is upper corresponding with the first angular wheel (18) that described second angular wheel (19) is installed on the second rotor (3), and described middle angular wheel (20) is positioned between the first angular wheel (18) with the second angular wheel (19) and fixes with swing component (17) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410291882.1A CN104070545B (en) | 2014-06-26 | A kind of rotary reciprocating swing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410291882.1A CN104070545B (en) | 2014-06-26 | A kind of rotary reciprocating swing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104070545A CN104070545A (en) | 2014-10-01 |
| CN104070545B true CN104070545B (en) | 2016-11-30 |
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