CN104467530B - A kind of stepper motor of SMA drivings - Google Patents
A kind of stepper motor of SMA drivings Download PDFInfo
- Publication number
- CN104467530B CN104467530B CN201410591728.6A CN201410591728A CN104467530B CN 104467530 B CN104467530 B CN 104467530B CN 201410591728 A CN201410591728 A CN 201410591728A CN 104467530 B CN104467530 B CN 104467530B
- Authority
- CN
- China
- Prior art keywords
- sma wire
- actuating arm
- driving
- drive
- flexible connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Manipulator (AREA)
- Transmission Devices (AREA)
Abstract
A kind of stepper motor of SMA drivings, including wheel shaft, toothed disc, track disc, left drive device and right drive device；The toothed disc is installed on the wheel shaft, and outer is provided with the track disc；The left and right driving device includes actuating arm, driving SMA wire, Flexible Connector and resets SMA wire；The gear teeth meshing of the drive end of the actuating arm and the toothed disc, one end of the driving SMA wire is connected to the other end of the actuating arm, and the driving SMA wire pulls the actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the actuating arm is pulled away from the toothed disc by the SMA wire that resets when shortening state；One end of the Flexible Connector is connected to the actuating arm.The present invention rotary motion of SMA wire drive motor gear, stretches by the symmetrical driving of left and right drive device and along the track disc, it is ensured that stability of the motor in driving is relatively easy to well driving with space, stress symmetry is saved, and saves the energy.
Description
Technical field
The present invention relates to the stepper motor of the technical field of stepper motor, more particularly to a kind of SMA drivings.
Background technology
Stepper motor is easy to control because good with overload property, and overall structure is simple and is widely used, and has application in electronic watch, Industrial robot arm, package packing machine, mine hoisting, automotive test etc..It can not be directly connected to work on industrial frequency AC or dc source by stepper motor, and special stepping motor driver must be used.Conventional driver is more complicated, high cost, and the structure of whole motor is also complex, and complex manufacturing technology high cost, weight is not light, takes up space big, limits the use scope of stepper motor.
SMA (shapememoryalloys, marmem, abbreviation SMA) it is a kind of novel intelligent material, this material has SME and higher power to weight ratio, and drive simple, easy to control, be widely used as driving element.But SMA still has several drawbacks as driver：SMA is unidirectional drive as driver in the prior art, and the stability of driving is not strong, and it is not good to save energy effect.
The content of the invention
It is an object of the invention to overcome the shortcomings of that the above and defect propose a kind of stepper motor of SMA drivings
For up to this purpose, the present invention uses following technical scheme：
A kind of stepper motor of SMA drivings, including wheel shaft, toothed disc, track disc, left drive device and right drive device；The wheel shaft output motor power, the toothed disc is installed on the wheel shaft；The track disc is located at the outer of the toothed disc；
The left drive device includes left actuating arm, left driving SMA wire, left Flexible Connector and left reset SMA wire；The drive end of the left actuating arm and the gear teeth meshing on the toothed disc, one end of the left driving SMA wire is connected to the other end of the left actuating arm, and the driving SMA wire pulls the left actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the left actuating arm is pulled away from the toothed disc by the left SMA wire that resets when shortening state；One end of the left Flexible Connector is connected to the left actuating arm；
The right drive device includes right actuating arm, right driving SMA wire, right Flexible Connector and right reset SMA wire；The drive end of the right actuating arm and the gear teeth meshing on the toothed disc, one end of the right driving SMA wire is connected to the other end of the right actuating arm, and the right driving SMA wire pulls the right actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the right actuating arm is pulled away from the toothed disc by the right SMA wire that resets when shortening state；One end of the right Flexible Connector is connected to the right actuating arm；
The left driving SMA wire, left Flexible Connector, right driving SMA wire and right Flexible Connector are flexible each along the track disc；The left drive device and right drive device drive the toothed disc clockwise simultaneously.
It is preferred that, it is additionally provided with drive device and lower drive device；
The upper drive device includes upper actuating arm, upper driving SMA wire, upper Flexible Connector and upper reset SMA wire；The drive end of the upper actuating arm and the gear teeth meshing on the toothed disc, one end of the upper driving SMA wire is connected to the other end of the upper actuating arm, and the upper driving SMA wire pulls the upper actuating arm to drive gear disc spins when being changed into shortening state by normal condition；It is described it is upper reset SMA wire will be described when shortening state on the drive end of actuating arm be pulled away from the toothed disc；One end of the upper Flexible Connector is connected to the upper actuating arm；
The lower drive device includes lower actuating arm, lower driving SMA wire, lower Flexible Connector and lower reset SMA wire；The drive end of the lower actuating arm and the gear teeth meshing on the toothed disc, one end of the lower driving SMA wire is connected to the other end of the lower actuating arm, and the lower driving SMA wire pulls the lower actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the lower actuating arm is pulled away from the toothed disc by the lower SMA wire that resets when shortening state；One end of the lower Flexible Connector is connected to the lower actuating arm；
The upper driving SMA wire, upper Flexible Connector, lower driving SMA wire and lower Flexible Connector are flexible each along the track disc；The left drive device and right drive device drive the toothed disc clockwise simultaneously.
It is preferred that, the other end of the right driving SMA wire is connected with the other end of the upper driving SMA wire；The other end of the right Flexible Connector is connected with the other end of the lower Flexible Connector；The other end of the left driving SMA wire is connected with the other end of the lower driving SMA wire；The other end of the left Flexible Connector is connected with the other end of the upper Flexible Connector；Described right one end for resetting SMA wire is vertically connected at the drive end of the right actuating arm；Described left one end for resetting SMA wire is vertically connected at the drive end of the left actuating arm；Described upper one end for resetting SMA wire is vertically connected at the drive end of the upper actuating arm；Described lower one end for resetting SMA wire is vertically connected at the drive end of the lower actuating arm.
It is preferred that, the left actuating arm, upper actuating arm, the drive end of right actuating arm and lower actuating arm are provided with convex hook, the convex hook and the gear teeth meshing on the toothed disc.
It is preferred that, the left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire are Nitinol line.
It is preferred that, including the control panel for controlling the left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire to change between normal condition and shortening state.
It is preferred that, the control panel is provided with the counter for the change frequency for recording the left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire.
It is preferred that, the wheel shaft of the toothed disc and stepper motor is fixed by fixing nut.
It is preferred that, it is provided with ratio apparatus on the wheel shaft.
It is of the invention that SMA is driven into the rotary motion that multiple linear reciprocating motion is changed into motor gear by pulse voltage, pass through the symmetrical driving of left and right drive device again, stress symmetry is good so as to ensure that motor has stronger stability during driving, and symmetrically driving is relatively easy to driving, so as to save the energy.
Brief description of the drawings
Fig. 1 is the schematic diagram of a specific embodiment of the invention.
Fig. 2 is the schematic diagram of a specific embodiment of the invention.
Wherein：1 is toothed disc, and 2 be left Flexible Connector, and 3 be left actuating arm, and 4 be left driving SMA wire, 5 be right Flexible Connector, and 6 be right actuating arm, and 7 be right driving SMA wire, 8 be upper Flexible Connector, and 9 be upper actuating arm, and 10 be upper driving SMA wire, 11 be lower Flexible Connector, and 12 be lower actuating arm, and 13 be lower driving SMA wire, 14 be track disc, and 15 be left reset SMA wire, and 16 be right reset SMA wire, 17 be upper reset SMA wire, and 18 be lower reset SMA wire, and 101,102,103,104 be convex hook.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
One embodiment of the present of invention is as shown in figure 1, a kind of stepper motor of SMA drivings, including wheel shaft, toothed disc 1, track disc 14, left drive device and right drive device；The wheel shaft output motor power, the toothed disc 1 is installed on the wheel shaft；The track disc 14 is located at the outer of the toothed disc 1；
The left drive device includes left actuating arm 3, left driving SMA wire 4, left Flexible Connector 2 and left reset SMA wire 15；The drive end of the left actuating arm 3 and the gear teeth meshing on the toothed disc 1, one end of the left driving SMA wire 4 is connected to the other end of the left actuating arm 3, and the left driving SMA wire 4 pulls the left actuating arm 3 to drive toothed disc 1 to rotate when being changed into shortening state by normal condition；The drive end of the left actuating arm 3 is pulled away from the toothed disc 1 by the left SMA wire 15 that resets when shortening state；One end of the left Flexible Connector 2 is connected to the left actuating arm 3；
The right drive device includes right actuating arm 6, right driving SMA wire 7, right Flexible Connector 5 and right reset SMA wire 16；The drive end of the right actuating arm 6 and the gear teeth meshing on the toothed disc 1, one end of the right driving SMA wire 7 is connected to the other end of the right actuating arm 6, and the right driving SMA wire 7 pulls the right actuating arm 6 to drive toothed disc 1 to rotate when being changed into shortening state by normal condition；The drive end of the right actuating arm 6 is pulled away from the toothed disc 1 by the right SMA wire 16 that resets when shortening state；One end of the right Flexible Connector 5 is connected to the right actuating arm 6；
The left driving SMA wire 4, left Flexible Connector 2, right driving SMA wire 7 and right Flexible Connector 5 are flexible each along the track disc 14；The left drive device and right drive device drive the toothed disc 1 clockwise simultaneously.
The motor of the present embodiment so drives.Shorten when left driving SMA wire 4 and right driving 7 making alive of SMA wire, pull left actuating arm 3 and right actuating arm 6, so that the toothed disc 1 rotates a tooth, the wheel shaft rotates output power.Then, left reset SMA wire 15 and right reset SMA wire 16 are pressurizeed, and left actuating arm 3 and left actuating arm 6 are pulled away to the loss of voltage of toothed disc 1, left driving SMA wire 4 and right driving SMA wire 7, and left driving SMA wire 4 and right driving SMA wire 7 are elongated to normal condition；Left reset SMA wire 15 and right reset SMA wire loss of voltage, in the presence of left Flexible Connector 2 and right Flexible Connector 5, left actuating arm 3 and right actuating arm 6 recover the state engaged with toothed disc 1, so as to do pulling next time to toothed disc 1.It is added in left driving SMA wire 4, right driving SMA wire 7, the left voltage resetted on SMA wire 15 and right reset SMA wire 16 and is pulse voltage, so can continue to repeat above-mentioned behavior, although the distance of a tooth of each pulse voltage cycle only drive gear disk 1, it is the lasting rotation of wheel shaft to make the general performance of motor.Such a electric machine structure is very simple, and volume is very small.It is of the invention that SMA wire is driven into the rotary motion that multiple linear reciprocating motion is changed into motor gear by pulse voltage, it is flexible by the symmetrical driving of left and right drive device and along the track disc 14 again, it ensure that stability of the motor during driving and save space, stress symmetry is relatively easy to well driving, so as to save the energy.
The pulse voltage of above-mentioned SMA wire can be controlled using control panel, with regulation motor rotating speed.
As shown in Fig. 2 an alternative embodiment of the invention, is additionally provided with drive device and lower drive device；
The upper drive device includes upper actuating arm 9, upper driving SMA wire 10, upper Flexible Connector 8 and upper reset SMA wire 17；The drive end of the upper actuating arm 9 and the gear teeth meshing on the toothed disc 1, one end of the upper driving SMA wire 10 is connected to the other end of the upper actuating arm 9, and the upper driving SMA wire 10 pulls the upper actuating arm 9 to drive toothed disc 1 to rotate when being changed into shortening state by normal condition；It is described it is upper reset SMA wire 17 will be described when shortening state on the drive end of actuating arm 9 be pulled away from the toothed disc 1；One end of the upper Flexible Connector 8 is connected to the upper actuating arm 9；
The lower drive device includes lower actuating arm 12, lower driving SMA wire 13, lower Flexible Connector 11 and lower reset SMA wire 18；The drive end of the lower actuating arm 12 and the gear teeth meshing on the toothed disc 1, one end of the lower driving SMA wire 13 is connected to the other end of the lower actuating arm 12, and the lower driving SMA wire 13 pulls the lower actuating arm 12 to drive toothed disc 1 to rotate when being changed into shortening state by normal condition；The drive end of the lower actuating arm 12 is pulled away from the toothed disc 1 by the lower SMA wire 18 that resets when shortening state；One end of the lower Flexible Connector 11 is connected to the lower actuating arm 12；
The upper driving SMA wire 10, upper Flexible Connector 8, lower driving SMA wire 13 and lower Flexible Connector 11 are flexible each along the track disc 14；The upper drive device and lower drive device drive the toothed disc 1 counterclockwise simultaneously.
It can also add pulse voltage in upper driving SMA wire 10 and lower driving SMA wire 13, but when applying pulse voltage to upper driving SMA wire 10 and lower driving SMA wire 13, the left driving SMA wire 4 and right driving SMA wire 7 do not apply pulse voltage, toothed disc 1 is set both to drive clockwise, it can also rotate counterclockwise, expand the application of the present invention.
Such as Fig. 2, the other end of the right driving SMA wire 7 is connected with the other end of the upper driving SMA wire 10；The other end of the right Flexible Connector 5 is connected with the other end of the lower Flexible Connector 11；The other end of the left driving SMA wire 4 is connected with the other end of the lower driving SMA wire 13；The other end of the left Flexible Connector 2 is connected with the other end of the upper Flexible Connector 8；Described right one end for resetting SMA wire is vertically connected at the drive end of the right actuating arm；Described left one end for resetting SMA wire is vertically connected at the drive end of the left actuating arm；Described upper one end for resetting SMA wire is vertically connected at the drive end of the upper actuating arm；Described lower one end for resetting SMA wire is vertically connected at the drive end of the lower actuating arm.
Pass through the connection between the connection between driving SMA wire described above and the Flexible Connector, the left drive device, upper drive device, right drive device and lower drive device are connected to the structure to form a similar round shape, such structure design makes drive efficiency highest, SMA wire can be made to complete drive actions with minimum change in size, so as to reach section space-efficient purpose.
It is preferred that, the left actuating arm 3, upper actuating arm 9, the drive end of right actuating arm 6 and lower actuating arm 12 are provided with convex hook 101,103,102 and 104, the convex hook 101,103,102 and 104 and the gear teeth meshing on the toothed disc 1.
When left driving SMA wire 4, upper driving SMA wire 10, right driving SMA wire 7 and lower driving SMA wire 13 are connected to the pulse of control panel submitting, left driving SMA wire 4, upper driving SMA wire 10, right driving SMA wire 7 and lower driving SMA wire 13 just pull the left actuating arm 3, upper actuating arm 9, right actuating arm 6 and lower actuating arm 12 clockwise and anticlockwise, and the convex hook 101,102,103 and 104 catches on the gear teeth, so as to easily pull the rotation of the toothed disc 1.Such actuating arm moves structure design simply, and manufacture craft is simple, so that cost-effective.
It is preferred that, the left driving SMA wire 4, upper driving SMA wire 10, right driving SMA wire 7, lower driving SMA wire 13, left reset SMA wire 15, right reset SMA wire 16, upper reset SMA wire 17 and lower reset SMA wire 18 are Nitinol line.
Nitinol has outside unique shape memory function, also with the excellent characteristics such as wear-resistant, anticorrosive, high-damping and super-elasticity.
The present embodiment also includes being used for controlling the left driving SMA wire 4, upper driving SMA wire 10, right driving SMA wire 7, lower driving SMA wire 13, left reset SMA wire 15, right reset SMA wire 16, upper reset SMA wire 17 and lower reset the control panel that changes between normal condition and shortening state of SMA wire 18.
The cycle of control panel pulse voltage and amplitude carry out Comprehensive Control, are conducive to according to a variety of motor operating modes such as various actual conditions regulation motor rotating speeds.
It is preferred that, the control panel be provided with record it is described it is left driving SMA wire 4, it is upper driving SMA wire 10, it is right driving SMA wire 7, it is lower driving SMA wire 13, it is left reset SMA wire 15, it is right reset SMA wire 16, it is upper reset SMA wire 17 and it is lower reset SMA wire 18 change frequency counter.
The counter can read control panel and export the numerical value of pulse, and can accordingly be converted into the rotational angle of gear.
It is preferred that, the wheel shaft of the toothed disc 1 and stepper motor is fixed by fixing nut.
The wheel shaft of the toothed disc 1 and stepper motor is fixed into both simple and fasts using fixing nut, dismounting is also convenient for.
It is preferred that, it is provided with ratio apparatus on the wheel shaft.
Rotated, then rotatory force can be zoomed in or out plus ratio apparatus by the output of toothed disc 1.Power is amplified if using reduction of speed ratio, to increase the driving force of SMA wire, the weakness for overcoming the driving force of SMA wire small.
The know-why of the present invention is described above in association with specific embodiment.The description is merely to explain the principles of the invention, and can not be construed to limiting the scope of the invention in any way.Based on explanation herein, those skilled in the art, which would not require any inventive effort, can associate other embodiments of the present invention, and these modes are fallen within protection scope of the present invention.
Claims (9)
1. a kind of stepper motor of SMA drivings, it is characterised in that：Including wheel shaft, toothed disc, track disc, left drive device and right drive device；The wheel shaft output motor power, the toothed disc is installed on the wheel shaft；The track disc is located at the outer of the toothed disc；
The left drive device includes left actuating arm, left driving SMA wire, left Flexible Connector and left reset SMA wire；The drive end of the left actuating arm and the gear teeth meshing on the toothed disc, one end of the left driving SMA wire is connected to the other end of the left actuating arm, and the driving SMA wire pulls the left actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the left actuating arm is pulled away from the toothed disc by the left SMA wire that resets when shortening state；One end of the left Flexible Connector is connected to the left actuating arm；
The right drive device includes right actuating arm, right driving SMA wire, right Flexible Connector and right reset SMA wire；The drive end of the right actuating arm and the gear teeth meshing on the toothed disc, one end of the right driving SMA wire is connected to the other end of the right actuating arm, and the right driving SMA wire pulls the right actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the right actuating arm is pulled away from the toothed disc by the right SMA wire that resets when shortening state；One end of the right Flexible Connector is connected to the right actuating arm；
The left driving SMA wire, left Flexible Connector, right driving SMA wire and right Flexible Connector are flexible each along the track disc；The left drive device and right drive device drive the toothed disc clockwise simultaneously.
2. the stepper motor of SMA drivings according to claim 1, it is characterised in that：It is additionally provided with drive device and lower drive device；
The upper drive device includes upper actuating arm, upper driving SMA wire, upper Flexible Connector and upper reset SMA wire；The drive end of the upper actuating arm and the gear teeth meshing on the toothed disc, one end of the upper driving SMA wire is connected to the other end of the upper actuating arm, and the upper driving SMA wire pulls the upper actuating arm to drive gear disc spins when being changed into shortening state by normal condition；It is described it is upper reset SMA wire will be described when shortening state on the drive end of actuating arm be pulled away from the toothed disc；One end of the upper Flexible Connector is connected to the upper actuating arm；
The lower drive device includes lower actuating arm, lower driving SMA wire, lower Flexible Connector and lower reset SMA wire；The drive end of the lower actuating arm and the gear teeth meshing on the toothed disc, one end of the lower driving SMA wire is connected to the other end of the lower actuating arm, and the lower driving SMA wire pulls the lower actuating arm to drive gear disc spins when being changed into shortening state by normal condition；The drive end of the lower actuating arm is pulled away from the toothed disc by the lower SMA wire that resets when shortening state；One end of the lower Flexible Connector is connected to the lower actuating arm；
The upper driving SMA wire, upper Flexible Connector, lower driving SMA wire and lower Flexible Connector are flexible each along the track disc；The upper drive device and lower drive device drive the toothed disc counterclockwise simultaneously.
3. the stepper motor of SMA drivings according to claim 2, it is characterised in that：The other end of the right driving SMA wire is connected with the other end of the upper driving SMA wire；The other end of the right Flexible Connector is connected with the other end of the lower Flexible Connector；The other end of the left driving SMA wire is connected with the other end of the lower driving SMA wire；The other end of the left Flexible Connector is connected with the other end of the upper Flexible Connector；Described right one end for resetting SMA wire is vertically connected at the drive end of the right actuating arm；Described left one end for resetting SMA wire is vertically connected at the drive end of the left actuating arm；Described upper one end for resetting SMA wire is vertically connected at the drive end of the upper actuating arm；Described lower one end for resetting SMA wire is vertically connected at the drive end of the lower actuating arm.
4. the stepper motor of SMA drivings according to claim 1, it is characterised in that：The left actuating arm, upper actuating arm, the drive end of right actuating arm and lower actuating arm are provided with convex hook, the convex hook and the gear teeth meshing on the toothed disc.
5. the stepper motor of SMA drivings according to claim 2, it is characterised in that：The left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire are Nitinol line.
6. the stepper motor of SMA drivings according to claim 2, it is characterised in that：Including the control panel for controlling the left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire to change between normal condition and shortening state.
7. the stepper motor of SMA drivings according to claim 6, it is characterised in that：The control panel is provided with the counter for the change frequency for recording the left driving SMA wire, upper driving SMA wire, right driving SMA wire, lower driving SMA wire, left reset SMA wire, right reset SMA wire, upper reset SMA wire and lower reset SMA wire.
8. the stepper motor of SMA drivings according to claim 1, it is characterised in that：The wheel shaft of the toothed disc and stepper motor is fixed by fixing nut.
9. the stepper motor of SMA drivings according to claim 1, it is characterised in that：Ratio apparatus is provided with the wheel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591728.6A CN104467530B (en) | 2014-10-28 | 2014-10-28 | A kind of stepper motor of SMA drivings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591728.6A CN104467530B (en) | 2014-10-28 | 2014-10-28 | A kind of stepper motor of SMA drivings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104467530A CN104467530A (en) | 2015-03-25 |
| CN104467530B true CN104467530B (en) | 2016-06-29 |
Family
ID=52913040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410591728.6A Active CN104467530B (en) | 2014-10-28 | 2014-10-28 | A kind of stepper motor of SMA drivings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104467530B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111371341B (en) * | 2020-03-24 | 2021-04-30 | 燕山大学 | Microminiature SMA oscillating tooth driven motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04205862A (en) * | 1990-11-29 | 1992-07-28 | Matsushita Electric Ind Co Ltd | Head driving gear for magnetic memory device |
| JP2001297545A (en) * | 2000-04-12 | 2001-10-26 | Sony Corp | Drive assembly for rotating body and drive method for rotating body |
| CN101092945A (en) * | 2007-07-19 | 2007-12-26 | 周泰立 | Temperature induction generating set |
| CN101183839A (en) * | 2006-11-13 | 2008-05-21 | 伊塔瑞士钟表制造股份有限公司 | Arrangement for mechanical interface of an mems micromotor with a clock wheel and time piece incorporating this arrangement |
| JP2012235550A (en) * | 2011-04-28 | 2012-11-29 | Casio Comput Co Ltd | Rotary actuator |
| CN103916044A (en) * | 2014-04-04 | 2014-07-09 | 郑州大学 | Double-layer gear oppositely-pushing rotary type nanometer piezoelectric motor |
| CN104092349A (en) * | 2014-07-21 | 2014-10-08 | 佛山市禾才科技服务有限公司 | SMA driving stepping motor |
-
2014
- 2014-10-28 CN CN201410591728.6A patent/CN104467530B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04205862A (en) * | 1990-11-29 | 1992-07-28 | Matsushita Electric Ind Co Ltd | Head driving gear for magnetic memory device |
| JP2001297545A (en) * | 2000-04-12 | 2001-10-26 | Sony Corp | Drive assembly for rotating body and drive method for rotating body |
| CN101183839A (en) * | 2006-11-13 | 2008-05-21 | 伊塔瑞士钟表制造股份有限公司 | Arrangement for mechanical interface of an mems micromotor with a clock wheel and time piece incorporating this arrangement |
| CN101092945A (en) * | 2007-07-19 | 2007-12-26 | 周泰立 | Temperature induction generating set |
| JP2012235550A (en) * | 2011-04-28 | 2012-11-29 | Casio Comput Co Ltd | Rotary actuator |
| CN103916044A (en) * | 2014-04-04 | 2014-07-09 | 郑州大学 | Double-layer gear oppositely-pushing rotary type nanometer piezoelectric motor |
| CN104092349A (en) * | 2014-07-21 | 2014-10-08 | 佛山市禾才科技服务有限公司 | SMA driving stepping motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104467530A (en) | 2015-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103607069B (en) | A kind of using magnet and Hall element as the oscillatory gearing mechanism of detecting element | |
| CN205334836U (en) | Servo motor speed control's teaching experiment device | |
| CN104467530B (en) | A kind of stepper motor of SMA drivings | |
| CN104092349B (en) | The motor that a kind of SMA drives | |
| CN204327078U (en) | A kind of mud pulse generator brshless DC motor transmission mechanism | |
| CN104265968A (en) | Electric actuator based on planetary gear drive | |
| CN208141041U (en) | A kind of industrial endoscope steering device of improvement | |
| CN203942432U (en) | The stepping motor that a kind of SMA drives | |
| CN208386152U (en) | A kind of low-voltage active electric power filter master control borad | |
| CN103916044B (en) | A kind of double-layer gear pushes away rotary piezoelectirc nanomotor mutually | |
| CN203441797U (en) | Fan oscillating device | |
| CN106168276A (en) | A kind of dynamic power machine lever | |
| CN206298302U (en) | Lift push rod | |
| CN204141005U (en) | A kind of power type actuator based on Planetary Gear Transmission | |
| CN203788090U (en) | Electric executing mechanism | |
| CN205984642U (en) | Inductance winding device | |
| CN206897611U (en) | A kind of stirring rod drive device for tissue mashing machine | |
| CN103134418A (en) | Simple motion angle measuring system | |
| CN203497969U (en) | Novel rotary mechanism of tower crane | |
| CN202144014U (en) | String nut screwing device | |
| CN206577689U (en) | A kind of detergent double helix agitator | |
| CN201285703Y (en) | Counting apparatus for winding machine | |
| CN204777254U (en) | Rotating disk | |
| CN104314774B (en) | A kind of torque output device | |
| CN203574567U (en) | Motor velocity measurement device and motor comprising same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201224 Address after: 23 Xichang street, Huai'an District, Huai'an City, Jiangsu Province Patentee after: Huaian District comprehensive inspection and testing center of Huai'an City Address before: 528000 two, 1603, Wenhua North Road 56, Chancheng District, Foshan, Guangdong, two Patentee before: FOSHAN HECAI TECHNOLOGY SERVICE Co.,Ltd. Patentee before: Tang Yiping |
|
| TR01 | Transfer of patent right |