CN101666856A - Service life detecting device for switching key - Google Patents
Service life detecting device for switching key Download PDFInfo
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- CN101666856A CN101666856A CN200810042564A CN200810042564A CN101666856A CN 101666856 A CN101666856 A CN 101666856A CN 200810042564 A CN200810042564 A CN 200810042564A CN 200810042564 A CN200810042564 A CN 200810042564A CN 101666856 A CN101666856 A CN 101666856A
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- switch key
- detecting device
- life detecting
- eccentric wheel
- guide plate
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Abstract
The invention discloses a service life detecting device for a switching key. The switching key moves between a first position and a second position in a first direction. The service life detecting device comprises a motor, an elliptical eccentric wheel and a drive guide plate, wherein the motor is provided with an output shaft; the elliptical eccentric wheel is combined with the output shaft, andis provided with a long axis and a short axis; the drive guide plate is provided with a guide groove and a toggle block; the guide groove is matched with the elliptical eccentric wheel; and the toggleblock is combined with the switching key. When the motor drives the elliptical eccentric wheel to rotate, the long axis drives the drive guide plate to reciprocate in the first direction, and drivesthe toggle block and the switch key to move between the first position and the second position. The service life detecting device can automatically perform toggle switching of the switching key, has more stable and average toggle force compared with manual toggle force, and is more accurate than brain memory by adopting a recorder to automatically record the toggle switching times of the switchingkey.
Description
Technical field
The present invention relates to the life detecting device of switch key, particularly a kind of switch key and calculate the life detecting device of switching times of automaticallying switch.
Background technology
Switch key is parts common in the electronic installation, and switch key mainly is the change by the position, to reach the supply status that changes power supply or electronic installation is set in different functional statuses.
See also electronic installation 10 synoptic diagram of Fig. 1 prior art, comprise body 12 and switch key 14.The surface of body 12 is provided with sliding tray 16, on sliding tray 16, have the primary importance 161 and the second place 162, wherein switch key 14 can move back and forth between the primary importance 161 of described sliding tray 16 and the second place 162, electronic installation 10 is by the position that changes switch key 14, and then electronic installation 10 is set in different states.
Fiduciary level in order to ensure the switch key 14 of electronic installation 10, the electronic installation 10 of prior art is preceding necessary through life test what dispatch from the factory, the method of its test mainly is to utilize manually to carry out life test, the finger that the sees through the tester described switch key 14 that fiddles with, whether the function that number of times and switch key 14 stirred in record is normal.Yet, manually to carry out the life test of switch key 14, except the power of stirring is uncontrollable, the number of times that the tester also must be struck with brain memory switch key 14, tester's brain is easy to misremember because of fatigue, influences the accuracy of the life test of switch key 14 widely.
Summary of the invention
For overcoming the deficiency of above-mentioned prior art, the technical problem to be solved in the present invention provides a kind of life detecting device of switch key, replace the manual testing, not only can make the power of stirring switch key average, and can accurately write down the number of times that switch key is stirred, and then improve the accuracy of the life detecting device of switch key.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of life detecting device of switch key, switch key moves between the primary importance of first direction and the second place, and life-span letter pick-up unit comprises:
Motor has output shaft;
Oval eccentric wheel combines with output shaft, and oval eccentric wheel has major axis and minor axis; And
Drive guide plate, have gathering sill and slide block, wherein gathering sill matches with oval eccentric wheel, and slide block combines with switch key;
When motor drives oval eccentric wheel and rotates, major axis will drive and drive guide plate and move back and forth at first direction, and drive slide block and switch key is mobile between the primary importance and the second place.
The life detecting device of switch key also comprises linear bearing, and linear bearing drives guide plate in order to guiding and moves at first direction.
The life detecting device of switch key also comprises the rotation of inductor in order to induction motor.
The life detecting device of switch key also comprises the number of times that counter rotates in order to record inductor induction motor.
The life detecting device of switch key, switch key combines with electronic product, and life detecting device comprises that also an objective table is in order to fixing electronic product.
The life detecting device of switch key, also comprise starting switch and shutdown switch in order to control motor rotation and stop.
Compared with prior art, the invention has the beneficial effects as follows:
The invention discloses a kind of life detecting device of switch key, wherein switch key is arranged at the body of electronic installation, and move between the primary importance of first direction and the second place, described life detecting device comprises motor, oval eccentric wheel, drives guide plate, linear bearing, inductor, counter, objective table, starting switch and shutdown switch.
Motor has output shaft, oval eccentric wheel combines with described output shaft, it has major axis and minor axis, drive guide plate and have gathering sill and slide block, wherein gathering sill matches with described oval eccentric wheel, slide block combines with described switch key, linear bearing then is to drive guide plate in order to guiding to move at first direction, inductor is in order to the rotation of induction motor, register then is the number of times that rotates in order to record inductor induction motor, objective table produces shaking phenomenon to avoid life detecting device in order to fixing electronic product in stirring the process of switch key, starting switch and shutdown switch then are in order to the rotation of control motor and stop.
When the starting switch of life detecting device is opened, motor will drive described oval eccentric wheel and rotate, the moving circle of wherein oval eccentric wheel revolution, major axis will drive the driving guide plate and move back and forth once at first direction, and drive slide block and switch key moves once between the primary importance and the second place, meaning is that life detecting device carries out once the change action of stirring to the switch key of electronic installation automatically, inductor will be sensed revolution once this moment, it is equivalent to switch key and is struck switching once, register then is the number of times that rotates in order to the described inductor induction motor of accumulative total, and it is equivalent to the number of times that switch key is struck and switches.
With respect to prior art, life detecting device of the present invention can automatically be stirred switching to switch key, its strength of stirring is more stable and average than manual type, and adopts register to write down the switching times of stirring of switch key automatically, also writes down more accurate than brain.
Description of drawings
Fig. 1 is the electronic installation synoptic diagram of prior art.
Fig. 2 is the life detecting device synoptic diagram of switch key of the present invention.
Fig. 3 is motor of the present invention and oval eccentric synoptic diagram.
Fig. 4 A ~ 4E is that oval eccentric wheel of the present invention rotates the synoptic diagram that drive driving guide plate moves.
[primary clustering symbol description]
10 ~ electronic installation, 12 ~ body
14 ~ switch key, 16 ~ sliding tray
161 ~ primary importance, 162 ~ second place
20 ~ life detecting device, 21 ~ motor
211 ~ output shaft 22 ~ oval eccentric wheel
221 ~ major axis 23 ~ driving guide plate
231 ~ gathering sill, 232 ~ slide block
24 ~ linear bearing, 25 ~ inductor
26 ~ counter, 27 ~ objective table
28 ~ starting switch, 29 ~ shutdown switch
Embodiment
Specific embodiments of the present invention are further described in detail below in conjunction with drawings and Examples, but should not limit protection scope of the present invention with this.
See also shown in Figure 2, be life detecting device 20 synoptic diagram of switch key 10 of the present invention, comprise motor 21, oval eccentric wheel 22, drive guide plate 23, linear bearing 24, inductor 25, counter 26, objective table 27, starting switch 28 and shutdown switch 29.
See also shown in Figure 3, be the synoptic diagram of motor 21 of the present invention with oval eccentric wheel 22, motor 21 of the present invention is the best with the adjustable speed motor with Dian Ci Brake car, it has output shaft 211, oval eccentric wheel 22 combines with output shaft 211, it has major axis 221, drive guide plate 23 and have gathering sill 231 and slide block 232, wherein gathering sill 231 matches with oval eccentric wheel 22, slide block 232 combines with the switch key 14 of electronic installation 10,24 of linear bearings are to drive guide plate 23 in order to guiding to move at first direction, counter 26 then is the number of times that rotates in order to record inductor 25 induction motors 21,27 of objective tables are to produce shaking phenomenon to avoid life detecting device 20 in order to fixing electronic product 10 in the process of stirring switch key 14, and starting switch 28 and 29 of shutdown switches are in order to the rotation of control motor 21 and stop.
See also shown in Fig. 4 A ~ Fig. 4 E, it drives the synoptic diagram that guide plate 23 moves for oval eccentric wheel 22 rotates to drive.To rotate counterclockwise oval eccentric wheel 22 is example, when oval eccentric wheel 22 rotations 90 are spent (as Fig. 4 B), it will drive the gathering sill 231 that drives guide plate 23 and move to left, slide block 232 will drive switch key 14 and move to primary importance 161 at this moment, again when oval eccentric wheel 22 rotations 270 are spent (as Fig. 4 D), it will drive the gathering sill 231 that drives guide plate 23 and move to right-hand, and slide block 232 will drive switch key 14 and move to the second place 162 at this moment.
As shown in the above description, when the starting switch 28 of life detecting device 20 is opened, motor 21 will drive oval eccentric wheel 22 and rotate, the moving circle of wherein oval eccentric wheel 22 revolutions, major axis 221 will drive driving guide plate 23 and move back and forth once at first direction, and drive slide block 232 and switch key 14 between primary importance 161 and the second place 162 mobile once, meaning is that life detecting device 20 carries out once the change action of stirring to the switch key 14 of electronic installation 10 automatically, inductor 25 will be sensed motor 21 rotations once this moment, it is equivalent to switch key 14 and is struck switching once, counter 26 then is the number of times that rotates in order to described inductor 25 induction motors 21 of accumulative total, is equivalent to the number of times that switch key 14 is struck and switches.
Compared with prior art, life detecting device of the present invention can automatically be stirred switching to switch key, its strength of stirring is more stable and average than manual type, and adopts register to write down the switching times of stirring of switch key automatically, also writes down more accurate than brain.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention.Be that all equivalences of doing according to the content of the present patent application claim change and modification, all should be technology category of the present invention.
Claims (6)
1. the life detecting device of a switch key, described switch key moves between the primary importance of first direction and the second place, and described life-span letter pick-up unit comprises:
Motor has output shaft;
Oval eccentric wheel combines with described output shaft, and described oval eccentric wheel has a major axis and a minor axis; And
Drive guide plate, have gathering sill and slide block, wherein said gathering sill matches with described oval eccentric wheel, and described slide block combines with described switch key;
When described motor drives described oval eccentric wheel and rotates, described major axis will drive described driving guide plate and move back and forth at described first direction, and drive described slide block and described switch key is mobile between the primary importance and the second place.
2. the life detecting device of switch key according to claim 1 is characterized in that also comprising linear bearing, and described linear bearing moves at first direction in order to guide described driving guide plate.
3. the life detecting device of switch key according to claim 1 is characterized in that also comprising that inductor is in order to respond to the rotation of described motor.
4. the life detecting device of switch key according to claim 1 is characterized in that also comprising that counter responds to the number of times of described revolution in order to write down described inductor.
5. the life detecting device of switch key according to claim 1 is characterized in that described switch key combines with an electronic product, and described life detecting device comprises that also an objective table is in order to fixing described electronic product.
6. the life detecting device of switch key according to claim 1 is characterized in that also comprising that starting switch and shutdown switch are in order to the rotation of controlling described motor with stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810042564A CN101666856A (en) | 2008-09-05 | 2008-09-05 | Service life detecting device for switching key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810042564A CN101666856A (en) | 2008-09-05 | 2008-09-05 | Service life detecting device for switching key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101666856A true CN101666856A (en) | 2010-03-10 |
Family
ID=41803560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810042564A Pending CN101666856A (en) | 2008-09-05 | 2008-09-05 | Service life detecting device for switching key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101666856A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288904A (en) * | 2011-03-30 | 2011-12-21 | 邱玲燕 | Measuring device for lamp switch |
| CN108226667A (en) * | 2017-10-13 | 2018-06-29 | 常熟简尚信息科技有限公司 | A kind of computer keyboard endurance testing device |
| CN111796183A (en) * | 2020-09-04 | 2020-10-20 | 歌尔光学科技有限公司 | Testing device for toggle life of switch |
-
2008
- 2008-09-05 CN CN200810042564A patent/CN101666856A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288904A (en) * | 2011-03-30 | 2011-12-21 | 邱玲燕 | Measuring device for lamp switch |
| CN108226667A (en) * | 2017-10-13 | 2018-06-29 | 常熟简尚信息科技有限公司 | A kind of computer keyboard endurance testing device |
| CN111796183A (en) * | 2020-09-04 | 2020-10-20 | 歌尔光学科技有限公司 | Testing device for toggle life of switch |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100310 |