CN103490581B - Rotary actuator combination driving device and method thereof - Google Patents
Rotary actuator combination driving device and method thereof Download PDFInfo
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- CN103490581B CN103490581B CN201310433372.9A CN201310433372A CN103490581B CN 103490581 B CN103490581 B CN 103490581B CN 201310433372 A CN201310433372 A CN 201310433372A CN 103490581 B CN103490581 B CN 103490581B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The invention provides rotary actuator combination driving device and method thereof, run by rotary actuator and the MCU unit matching of generation oscillating circuit that is connected with rotary actuator circuit; Wherein, described rotary actuator comprises balance staff, and described balance staff main body lower end is provided with force application part balance staff being produced to thrust, and outside described force application part, cover has the screening cover of fixing force application part; Described force application part lower end is provided with base component.Structure of the present invention is simple, compound motion is achieved under the prerequisite not relating to complicated drive mechanism, therefore mechanical energy loss after in product is applied to few, noise is low, and the life-span is long, and energy conversion efficiency is high, and can different frequency drive under realize per minute more than 10000 times or below sound wave swing or frequency wobbles, suitable application area is more extensive, contributes to forming brand-new application, possesses preferably Industry Effect power.
Description
Technical field
The present invention relates to electric toothbrush motor technologies field, be specifically related to a kind of rotary actuator combination driving device derived by conventional power toothbrush motor, and based on the combination driving method of this device.
Background technology
Along with the development of technology and the diversification of demand, the all types of products of compound motion pattern are adopted also to get more and more, wherein, described compound motion realizes by machine driving conversion is rear primarily of the motor apparatus of correspondence, and wherein more representational compound motion product has electric toothbrush, electric massager etc.
And apply the drive principle comparatively immobilization with the conventional motor in the said goods, and its simple structure, therefore, it is possible to provide the demand of goods in less expensive mode, the driver part of such motor all does compound motion with certain direction, but its motion process can by the restriction such as rotating speed, torsional forces, the direction of motion of motor, operating frequency also can because of the warble that be difficult to reach high frequency especially sound wave level by motor self and drive disk assembly restriction simultaneously; In addition, also easily there is the problems such as wearing and tearing in its drive mechanism carrying out compound motion, not only causes damage, and operating efficiency also can be made to get a desired effect, and is unfavorable for promoting and using.
Summary of the invention
The technical problem to be solved in the present invention overcomes above-mentioned technical defect, provides a kind of rotary actuator combination driving device that can work in frequency of sound wave or low-frequency range.
Another object of the present invention is to provide a kind of rotary actuator combination driving method being applicable to work in frequency of sound wave or low-frequency range.
The present invention realizes especially by following technical scheme:
Rotary actuator combination driving device, the MCU unit of generation oscillating circuit comprising rotary actuator and be connected with rotary actuator circuit; Wherein, described rotary actuator comprises balance staff, and described balance staff main body lower end is provided with force application part balance staff being produced to thrust, and outside described force application part, cover has the screening cover of fixing force application part; Wherein, described force application part lower end is provided with the base component simultaneously fixing balance staff and force application part; In addition, balance staff entirety is cylindrical structural, the orthogonal concave surface of the equal concave in the left and right sides at the position that balance staff main body lower end connects with force application part; Described force application part comprises the left magnet carrier and right magnet carrier that mutually fasten; One group is protected on the rectangle concave surface that magnetic sheet is pressed together on the left of balance staff main body lower end by described left magnet carrier, and this protects between magnetic sheet and left magnet carrier and is provided with two groups of magnets, and these two groups of magnets are oppositely placed mutually, and is provided with one group every bar magnet between these two groups of magnets; Another group is protected on the rectangle concave surface that magnetic sheet is pressed together on the right side of balance staff main body lower end by described right magnet carrier, this protects between magnetic sheet and right magnet carrier and is provided with other two groups of magnets, these two groups of magnets are oppositely placed mutually, and are provided with another group every bar magnet between these two groups of magnets.Left magnet carrier main body two ends are all arranged with organizes circular hole more, and right magnet carrier main body two ends are all arranged with to organize the cylinder mated with the circular hole on left magnet carrier more simultaneously.
Described MCU unit comprises the driver element driving MCU unit to run, the PWM output unit exporting PWM waveform, carries out the o controller of dynamic Control and the output signal of PWM output unit is carried out to the frequency controller of detection control according to PWM waveform; Wherein, driver element is connected with PWM output unit, o controller, frequency controller respectively; Frequency controller is connected with PWM output unit, and PWM output unit is connected with o controller.
Fixed mount, high frequency axle gland and organize screw after base component comprises high frequency axle, wherein, to be fixed on high frequency shaft tail end after high frequency axle in fixed mount by high frequency axle gland, to be locked in below bottom bracket simultaneously by many group screws by fixed mount after high frequency axle more; Wherein, in high frequency axle gland main body, be provided with the hole mated with high frequency shaft tail end, be fixed in the hole that high frequency shaft tail end is inserted in high frequency axle gland.
Force application part upper end is provided with top-support, and force application part lower end is provided with bottom bracket simultaneously; Wherein, top-support main body and bottom bracket main body are equipped with circular groove, in each circular groove, are equipped with one group of bearing.
The left and right sides, balance staff top is scabbled, and is provided with a draw-in groove in balance staff upper end near the position that it scabbles position; In addition, bottom balance staff, be provided with hole, in described hole, be provided with high frequency axle, and described high frequency shaft tail end extends outside bottom balance staff.
Force application part comprises left magnet carrier and right magnet carrier is fastened on interior left field spool and right field spool; Left magnet exciting coil frame body and right magnet exciting coil frame body are all embedded one group of magnetic conductor, described magnetic conductor is all wound with excitation wire, and the excitation wire on two groups of magnetic conductors is all connected with MCU element circuit.
Left magnet carrier main body and right magnet carrier main body are equipped with dead slot, left magnet exciting coil frame body and right magnet exciting coil frame body are equipped with dead slot; Wherein, one group of magnetic conductor is embedded on the dead slot of left magnet exciting coil frame body, and this magnetic conductor main body is through the dead slot of left magnet carrier main body; In addition, another group magnetic conductor is embedded on the dead slot of right magnet exciting coil frame body, and this magnetic conductor main body is through the dead slot of right magnet carrier main body.
Left magnet exciting coil frame body two ends are all arranged with organizes lug boss more, and right magnet exciting coil frame body two ends are all arranged with to organize the groove mated with the lug boss on left field spool more simultaneously.
Rotary actuator combination driving method, comprises the steps:
S1, MCU unit access power supply, makes the energising of two groups of excitation wire, makes each magnetic conductor produce magnetic field, and the magnet being distributed in the balance staff left and right sides promotes balance staff with magnetic conductor acting in conjunction and carries out periodic initial motion repeatedly;
S2, MCU unit open frequency controller, makes PWM output unit export PWM waveform to o controller;
S3, o controller, according to PWM waveform generation dynamic Control signal, carry out left swing to the initial motion of balance staff and control and the control of right pendulum;
S4, control frequency controller, make and to control the left swing of balance staff and the control of right pendulum hockets with fixed frequency.
Compared with prior art, the present invention has following beneficial effect:
Present system structure is simple, compound motion is achieved under the prerequisite not relating to complicated drive mechanism, therefore mechanical energy loss after in product is applied to few, noise is low, and the life-span is long, and energy conversion efficiency is high, and can different frequency drive under realize per minute more than 10000 times or below sound wave swing or frequency wobbles, suitable application area is more extensive, contributes to forming brand-new application, possesses preferably Industry Effect power.
Accompanying drawing explanation
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail:
Be illustrated in figure 1 the topology diagram of the present invention one specific embodiment;
Be illustrated in figure 2 the overall structure figure of the rotary actuator of the present invention one specific embodiment;
Be illustrated in figure 3 the sectional drawing of Fig. 2;
Be illustrated in figure 4 the sectional drawing of Fig. 2;
Be illustrated in figure 5 the detonation configuration figure of the rotary actuator of the present invention one specific embodiment;
Be illustrated in figure 6 the local structural graph of the rotary actuator of the present invention one specific embodiment.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Fig. 1 ~ Fig. 6, for the rotary actuator combination driving device of present pre-ferred embodiments, the present invention is preferably applicable in electric toothbrush, concrete, the MCU unit 30 of generation oscillating circuit that described device comprises rotary actuator and is connected with rotary actuator circuit, in actual applications, rotary actuator is connected with the head toothbrushes of electric toothbrush, MCU unit 30 is located in electric toothbrush main body simultaneously.
Described rotary actuator comprises balance staff 3, described balance staff 3 main body lower end is provided with the force application part 13 balance staff 3 being produced to thrust under electrical condition, outside described force application part 13, cover has the screening cover 14 of storage and fixing force application part 13, and screening cover 14 can allow whole rotary actuator obtain good electromagnetism antijamming capability; Wherein, described force application part 13 lower end is provided with the base component 18 simultaneously fixing balance staff 3 and force application part 13.
Wherein as shown in Figure 1, described MCU unit 30 comprises the driver element 34 driving MCU unit 30 to run, the PWM output unit 31 exporting PWM waveform, carries out the o controller 32 of dynamic Control and the output signal of PWM output unit 31 is carried out to the frequency controller 33 of detection control according to PWM waveform; Wherein, driver element 34 is connected with PWM output unit 31, o controller 32, frequency controller 33 respectively; Frequency controller 33 is connected with PWM output unit 31, and PWM output unit 31 is connected with o controller 32.
Balance staff 3 entirety is cylindrical structural, and wherein, the left and right sides, balance staff 3 top is scabbled, and is provided with a draw-in groove in balance staff 3 upper end near the position that it scabbles position, described draw-in groove and scabble position for placing toothbrush head; In addition, the orthogonal concave surface of the equal concave in the left and right sides at position that connects with force application part 13 of balance staff 3 main body lower end; In addition, bottom balance staff 3, be provided with hole, in described hole, be provided with high frequency axle 4, and described high frequency axle 4 tail end extends outside bottom balance staff 3.
Force application part 13 upper end is provided with top-support 11, and force application part 13 lower end is provided with bottom bracket 12 simultaneously; Wherein, top-support 11 main body and bottom bracket 12 main body are equipped with circular groove, in each circular groove, are equipped with one group of bearing 10.
Base component 18 comprises fixed mount 20 after high frequency axle, high frequency axle gland 19 and many group screws 21, wherein, high frequency axle 4 tail end to be fixed on after high frequency axle in fixed mount 20 by high frequency axle gland 19, by many group screws 21, fixed mount 20 after high frequency axle to be locked in below bottom bracket 12 simultaneously; Wherein, in high frequency axle gland 19 main body, be provided with the hole mated with high frequency axle 4 tail end, be fixed in the hole that high frequency axle 4 tail end is inserted in high frequency axle gland 19.
Force application part 13 comprises the left magnet carrier 9 and right magnet carrier 29 that mutually fasten; Left magnet carrier 9 and right magnet carrier 29 are for being fixed balance staff 3; Wherein, one group is protected on the rectangle concave surface that magnetic sheet 5 is pressed together on the left of balance staff 3 main body lower end by left magnet carrier 9, this protects between magnetic sheet 5 and left magnet carrier 9 and is provided with two groups of magnets 7, these two groups of magnets 7 are mutually oppositely placed (namely allow magnetic pole on one face not homopolarity), and are provided with one group every bar magnet 6 between these two groups of magnets 7; In addition, another group is protected on the rectangle concave surface that magnetic sheet 5 is pressed together on the right side of balance staff 3 main body lower end by right magnet carrier 29, this protects between magnetic sheet 5 and right magnet carrier 29 and is provided with other two groups of magnets 7, these two groups of magnets 7 are mutually oppositely placed (namely allow magnetic pole on one face not homopolarity), and are provided with another group every bar magnet 6 between these two groups of magnets 7; The situation that described magnetic field intensity when bar magnet 6 is close to each other for reducing magnet 7 heteropole dies down.
Wherein as shown in Figure 1, between four groups of magnets 7, what be no matter that left and right is adjacent or all keep magnetic pole between the magnet that front and back are adjacent 7 is reversed placement.
Wherein as shown in Figure 6, left magnet carrier 9 main body two ends are all arranged with organizes circular hole more, and right magnet carrier 29 main body two ends are all arranged with to organize the cylinder mated with the circular hole on left magnet carrier 9 more simultaneously.
In addition, force application part 13 also comprises left magnet carrier 9 and right magnet carrier 29 is fastened on interior left field spool 15 and right field spool 25; Left magnet carrier 9 and right magnet carrier 29 wrap up by left field spool 15 and right field spool 25, ensure that left magnet carrier 9 and right magnet carrier 29 have enough spatial band movable pendulum axles 3 and move simultaneously.
Left field spool 15 main body and right field spool 25 main body are all embedded one group of magnetic conductor 16, and often organize on magnetic conductor 16 and be all wound with excitation wire 17, and the excitation wire 17 on two groups of magnetic conductors 16 is all connected with MCU unit 30 circuit.
Wherein as shown in Figure 6, left field spool 15 main body two ends are all arranged with organizes lug boss more, and right field spool 25 main body two ends are all arranged with to organize the groove mated with the lug boss on left field spool 15 more simultaneously.
Wherein, left magnet carrier 9 main body and right magnet carrier 29 main body are equipped with dead slot, left field spool 15 main body and right field spool 25 main body are equipped with dead slot; Wherein, one group of magnetic conductor 16 is embedded on the dead slot of left field spool 15 main body, and this magnetic conductor 16 main body is through the dead slot of left magnet carrier 9 main body; In addition, another group magnetic conductor 16 is embedded on the dead slot of right field spool 25 main body, and this magnetic conductor 16 main body is through the dead slot of right magnet carrier 29 main body.
Rotary actuator combination driving method, comprises the steps:
S1, MCU unit 30 accesses power supply, makes two groups of excitation wire 17 be energized, and makes each magnetic conductor 16 produce magnetic field, and the magnet 7 being distributed in balance staff 3 left and right sides promotes balance staff 3 with magnetic conductor 16 acting in conjunction and carries out initial motion periodically repeatedly;
S2, MCU unit 30 open frequency controller 33, makes PWM output unit 31 export PWM waveform to o controller 32;
S3, o controller 32, according to PWM waveform generation dynamic Control signal, carry out left swing to the initial motion of balance staff 3 and control and the control of right pendulum;
S4, control frequency controller 33, make and to control the left swing of balance staff 3 and the control of right pendulum hockets with the fixed frequency of 200Hz.
Wherein, when under the state that two groups of excitation wire 17 are not energized, magnet 7 and magnetic conductor 16 attract each other, and now magnetic conductor 16 produces without magnetic field.After two groups of excitation wire 17 are energized, magnetic conductor 16 produces magnetic field, electric current in oscillating circuit ceaselessly changes, make the magnetic pole of magnetic conductor 16 along with changing, because the attracting heteropole of homopolarity repels each other, carry out periodically repeatedly moving so the magnet 7 being distributed in balance staff 3 left and right sides promotes balance staff 3 with magnetic conductor 16 acting in conjunction in certain angle, so realize under different frequency driving per minute more than 10000 times below sound wave swing or frequency wobbles.
Claims (9)
1. rotary actuator combination driving device, the MCU unit (30) of generation oscillating circuit that it is characterized in that comprising rotary actuator and be connected with rotary actuator circuit; Wherein, described rotary actuator comprises balance staff (3), and described balance staff (3) main body lower end is provided with the force application part (13) balance staff (3) being produced to thrust, and described force application part (13) outside cover has the screening cover (14) of fixing force application part (13); Wherein, described force application part (13) lower end is provided with the base component (18) simultaneously fixing balance staff (3) and force application part (13); In addition, balance staff (3) entirety is cylindrical structural, the orthogonal concave surface of the equal concave in the left and right sides at the position that balance staff (3) main body lower end connects with force application part (13); Described force application part (13) comprises the left magnet carrier (9) and right magnet carrier (29) that mutually fasten; One group is protected on the rectangle concave surface that magnetic sheet (5) is pressed together on the left of balance staff (3) main body lower end by described left magnet carrier (9), this protects between magnetic sheet (5) and left magnet carrier (9) and is provided with two groups of magnets (7), these two groups of magnets (7) are oppositely placed mutually, and are provided with one group every bar magnet (6) between these two groups of magnets (7); Another group is protected on the rectangle concave surface that magnetic sheet (5) is pressed together on the right side of balance staff (3) main body lower end by described right magnet carrier (29), this protects between magnetic sheet (5) and right magnet carrier (29) and is provided with other two groups of magnets (7), these two groups of magnets (7) are oppositely placed mutually, and are provided with another group every bar magnet (6) between these two groups of magnets (7); Described balance staff (3) left and right sides, top is scabbled, and is provided with a draw-in groove in balance staff (3) upper end near the position that it scabbles position; In addition, balance staff (3) bottom is provided with hole, is provided with high frequency axle (4) in described hole, and described high frequency axle (4) tail end extends outside balance staff (3) bottom.
2. rotary actuator combination driving device according to claim 1, is characterized in that described MCU unit (30) comprises the driver element (34) driving MCU unit (30) to run, the PWM output unit (31) exporting PWM waveform, carries out the o controller (32) of dynamic Control and the output signal of PWM output unit (31) is carried out to the frequency controller (33) of detection control according to PWM waveform; Wherein, driver element (34) is connected with PWM output unit (31), o controller (32), frequency controller (33) respectively; Frequency controller (33) is connected with PWM output unit (31), and PWM output unit (31) is connected with o controller (32).
3. rotary actuator combination driving device according to claim 1, is characterized in that described force application part (13) upper end is provided with top-support (11), and force application part (13) lower end is provided with bottom bracket (12) simultaneously; Wherein, top-support (11) main body and bottom bracket (12) main body are equipped with circular groove, in each circular groove, are equipped with one group of bearing (10).
4. rotary actuator combination driving device according to claim 1, it is characterized in that described base component (18) comprise high frequency axle after fixed mount (20), high frequency axle gland (19) and organize screw (21) more, wherein, high frequency axle (4) tail end being fixed on after high frequency axle in fixed mount (20) by high frequency axle gland (19), fixed mount (20) after high frequency axle being locked in bottom bracket (12) below by organizing screw (21) more simultaneously; Wherein, in high frequency axle gland (19) main body, be provided with the hole mated with high frequency axle (4) tail end, be fixed in the hole that high frequency axle (4) tail end is inserted in high frequency axle gland (19).
5. rotary actuator combination driving device according to claim 1, it is characterized in that described left magnet carrier (9) main body two ends are all arranged with and organize circular hole more, right magnet carrier (29) main body two ends are all arranged with to organize the cylinder mated with the circular hole on left magnet carrier (9) more simultaneously.
6. rotary actuator combination driving device according to claim 1, is characterized in that described force application part (13) comprises and left magnet carrier (9) and right magnet carrier (29) is fastened on interior left field spool (15) and right field spool (25); Left field spool (15) main body and right field spool (25) main body are all embedded one group of magnetic conductor (16), described magnetic conductor (16) is all wound with excitation wire (17), and the excitation wire (17) on two groups of magnetic conductors (16) is all connected with MCU unit (30) circuit.
7. rotary actuator combination driving device according to claim 6, it is characterized in that described left magnet carrier (9) main body and right magnet carrier (29) main body are equipped with dead slot, left field spool (15) main body and right field spool (25) main body are equipped with dead slot; Wherein, one group of magnetic conductor (16) is embedded on the dead slot of left field spool (15) main body, and this magnetic conductor (16) main body is through the dead slot of left magnet carrier (9) main body; In addition, another group magnetic conductor (16) is embedded on the dead slot of right field spool (25) main body, and this magnetic conductor (16) main body is through the dead slot of right magnet carrier (29) main body.
8. rotary actuator combination driving device according to claim 6, it is characterized in that described left field spool (15) main body two ends are all arranged with and organize lug boss more, right field spool (25) main body two ends are all arranged with to organize the groove mated with the lug boss on left field spool (15) more simultaneously.
9. rotary actuator combination driving method, is characterized in that comprising the steps:
S1, MCU unit (30) access power supply, excitation wire (17) is made to be energized, make magnetic conductor (16) produce magnetic field, the magnet (7) being distributed in balance staff (3) left and right sides promotes balance staff (3) with magnetic conductor (16) acting in conjunction and carries out initial motion periodically repeatedly;
S2, MCU unit (30) open frequency controller (33), makes PWM output unit (31) export PWM waveform to o controller (32);
S3, o controller (32), according to PWM waveform generation dynamic Control signal, carry out left swing to the initial motion of balance staff (3) and control and the control of right pendulum;
S4, control frequency controller (33), make and to control the left swing of balance staff (3) and right pendulum control hockets.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310433372.9A CN103490581B (en) | 2013-09-23 | 2013-09-23 | Rotary actuator combination driving device and method thereof |
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| CN201310433372.9A CN103490581B (en) | 2013-09-23 | 2013-09-23 | Rotary actuator combination driving device and method thereof |
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| CN103490581B true CN103490581B (en) | 2016-01-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105827092B (en) * | 2016-05-19 | 2019-04-02 | 永骏塑胶制品（深圳）有限公司 | A kind of frequency conversion type vibrator |
| EP3718504B1 (en) | 2019-04-05 | 2022-01-26 | Trisa Holding AG | Electrical brush handpiece and electric toothbrush using the electric brush handpiece and attachable head |
| CN110787042B (en) * | 2019-09-30 | 2022-03-11 | 深圳市倍轻松科技股份有限公司 | Control method and device of massage equipment, computer equipment and storage medium |
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| CN2682727Y (en) * | 2003-12-16 | 2005-03-02 | 上海安乃达驱动技术有限公司 | Quadrupole outer corner torque motor |
| CN101268969A (en) * | 2002-05-02 | 2008-09-24 | 皇家飞利浦电子股份有限公司 | Top loading internal assembly for a power toothbrush |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0306077D0 (en) * | 2003-03-18 | 2003-04-23 | Johnson Electric Sa | Electric motor |
| JP4770448B2 (en) * | 2005-12-20 | 2011-09-14 | パナソニック電工株式会社 | Actuator |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101268969A (en) * | 2002-05-02 | 2008-09-24 | 皇家飞利浦电子股份有限公司 | Top loading internal assembly for a power toothbrush |
| CN2682727Y (en) * | 2003-12-16 | 2005-03-02 | 上海安乃达驱动技术有限公司 | Quadrupole outer corner torque motor |
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Effective date of registration: 20200824 Address after: 518000, 1st floor, building C, No.3, 1st lane, second industrial zone, jiazitang community, Gongming street, Guangming New District, Shenzhen, Guangdong Province Patentee after: Shenzhen Guangli Hechang Technology Co., Ltd Address before: 518000 Guangdong province Shenzhen Guangming New District Office of Gongming Jiazi Tong Community Industrial Zone No. 3 Lane second Patentee before: TOHKAIP ELECTRICAL APPLIANCE PRODUCTS (SHENZHEN) Co.,Ltd. |
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