CN101876688A - The testing fixture that input media is used - Google Patents
The testing fixture that input media is used Download PDFInfo
- Publication number
- CN101876688A CN101876688A CN2010101663776A CN201010166377A CN101876688A CN 101876688 A CN101876688 A CN 101876688A CN 2010101663776 A CN2010101663776 A CN 2010101663776A CN 201010166377 A CN201010166377 A CN 201010166377A CN 101876688 A CN101876688 A CN 101876688A
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- input part
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- roller
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Abstract
The invention provides and a kind ofly can correctly detect the testing fixture that each input media of pushing the operating state of input part is used possessing a plurality of input medias of pushing input part.Go up with free rotation mode support movable supporting member (5) at the pedestal that moves to directions X (2), measure roller (7) and be supported on movable supporting member (5) in the mode of freely rotating.Mensuration roller (7) is compressed the application of force of volute spring (9) and pushes downwards, and by stroke detection member (12) the downward stroke of measuring roller (7) is detected.Going up lift-launch on the key top (21a) of key board unit (20) measures roller (7) and this mensuration roller (7) is moved to directions X, this moment is in judging part (27), obtain measuring the switching information of the stroke or the contact of roller (7), thereby check the operating state of key board unit (20).
Description
Technical field
The present invention relates to testing fixture that the operating state of pushing input part that disposes the input medias such as key board unit of pushing input part in many places is checked.
Background technology
Being provided with in the manufacturing process of the input media of pushing input part in many places the key board unit of using as computing machine, after having assembled, need check each operating state of pushing input part.In the past, the supervisory personnel press...withed one's finger and presses each to push input part to check whether contact closes conducting.
In following patent documentation 1, disclose and be used for automatically pushing the testing fixture that input part is checked a plurality of.
In this testing fixture, be provided with the transfer table that on the key board unit that computing machine is used, moves to the X-Y direction.This transfer table is provided with a plurality of by key pin, and (solenoid) makes each move by key pin by electromagnetic component.Transfer table is moved, make by key pin and key board unit to push input part (key) mutually opposed, and make the electromagnetic component action, push input part by knocking by key pin, check thus.
Patent documentation 1: Japan is real to open flat 03-124233 number
The testing fixture of patent documentation 1 record makes transfer table move to the X-Y direction, and utilize each to knock and push input part by key pin, still, the difference in each product that is arranged in of pushing input part (key) in the key board unit.Therefore, in aforesaid way, whenever the form of the key board unit that will check not simultaneously, need to change the arrangement of press key pin in the transfer table, or change is used for the mobile program controlled of transfer table to the X-Y direction is difficult to tackle the variation of product.
In addition, above-mentioned test mode is owing to only be to utilize the power of electromagnetic component to make by the key pin collision to push input part, therefore promptly allow to docking point and push input part at each whether conducting is checked, but can not be which type of state etc. is checked each pressing operation thoughts and feelings of pushing input part.
Summary of the invention
The present invention solves above-mentioned problem in the past, no matter its purpose is to provide a kind of input part of pushing how to arrange the testing fixture that can both confirm that each input media of pushing the conducting state of input part is used.
In addition, the present invention also aims to provide a kind of when having pushed input part, not only can confirm conducting state, can also check the testing fixture that the input media of the operating state of pushing input part is used.
In testing fixture of the present invention, check be provided with the input media of pushing input part in many places, described pushing becomes first detected state when input part is pressed, push and revert to second detected state when being disengaged, it is characterized in that, this testing fixture is provided with: measure roller, contact with the above-mentioned input part of pushing; Movable supporting member supports the said determination roller, so that the said determination roller can move to pushing above-mentioned direction of pushing input part; Force application component applies to the said determination roller and to push the above-mentioned pressing force of pushing input part; The stroke detection member is measured the amount of movement of said determination roller; And guide portion, guide above-mentioned movable supporting member, while so that the said determination roller can rotate and move on above-mentioned surface of pushing input part; When the said determination roller rotates on above-mentioned surface of pushing input part and above-mentioned when pushing input part and being pressed, from the information of above-mentioned stroke detection means and above-mentionedly push input part whether to become the information of above-mentioned first detected state obtained.
The testing fixture that input media of the present invention is used is measured roller and is rotated by making, can be successively to many places push input part inspection, therefore,, can both check correctly that each pushes the operating state of input part no matter how push input part arranges.
The present invention is provided with according to judging the above-mentioned judging part whether input part is moving with prescribed stroke of pushing from the information of above-mentioned stroke detection means.
The present invention utilizes the displacement that the stroke detection member can the detection assay roller, therefore, whether become the inspection of conducting state, but also can push the inspection whether input part moving with prescribed stroke or can push input part switches to first detected state with the stroke of what degree inspection if not only can push input part.
In addition, the judging part that the present invention also can be set as follows, described judging part makes above-mentionedly when pushing input part and being pressed by the said determination roller, judge the above-mentioned timing whether input part becomes above-mentioned first detected state and become above-mentioned first detected state of pushing.
In said structure, can detect each and push input part and whether switch to first detected state pushing a plurality ofly when pushing input part successively by measuring roller in identical timing.In addition, can also carry out a plurality of input parts of pushing and switch to first detected state or certain pushes the detection that input part does not switch to first detected state etc. in different timings.
The present invention preferably, the base portion of above-mentioned movable supporting member is supported in the mode of freely rotating, the said determination roller is supported on the front portion of above-mentioned movable supporting member in the mode of freely rotating.
The movable supporting member of rotating with cantilever position is provided with in the structure of measuring roller, the action friction force of movable supporting member is only very little for spin friction power, therefore can all the time each be pushed input part and apply a certain size pressing force by the application of force of force application component.
The present invention preferably pushes above-mentioned power of pushing input part greater than 1 times of above-mentioned action bounce of pushing input part smaller or equal to above-mentioned action bounce of pushing input part 2 times by the said determination roller.
If in above-mentioned scope, set to measure the pressing force of roller, then push input part and carry out action roughly the same with by people's finger presses the time, can under the state close, check the operating state of pushing input part with the user mode of reality.
The above-mentioned input part of pushing of many places of the present invention is arranged in separate mode of moving.For example above-mentioned input media is a key board unit.
The key board unit of this moment is the key board unit that computing machine is used, or for being arranged on key board unit on the operating portion of portable set etc.
In addition, many places of the present invention above-mentioned to push the input part plane earth continuous.
For example, can also carry out many places between opposed sheet material has input point, no matter pushes the inspection which part of surface patch can both be pushed the panel type input media of input.
The testing fixture of input media of the present invention is no matter how push input part arranges, or it is continuous to push input part, can both correctly detect the operating state of pushing input part.
In addition, by the shift motion of detection assay roller, can access the information of the actuating length of pushing input part, and can push the affirmation of the operating state of input part.
Description of drawings
Fig. 1 is the side view of testing fixture of the input media of expression embodiments of the present invention.
Fig. 2 is the key diagram of the shift motion of the mensuration roller during expression is checked.
Description of reference numerals
1 testing fixture
2 pedestals
The 2a carriage
3 guide portion
4 back shafts
5 movable supporting member
6 roll shafts
7 measure roller
9 compression helical springs (force application component)
20 key board units as input media
21 push input part
21a key top
Embodiment
In testing fixture shown in Figure 11, be provided with pedestal 2 on top, pedestal 2 can move along extend up to railway line guide portion 3 at right and left.
Below pedestal 2, be fixed with carriage 2a.On this carriage 2a, be fixed with back shaft 4.Maintain bearing 8 on the base portion 5c of movable supporting member 5, bearing 8 supports with the supported axle 4 of mode free to rotate.Anterior 5d in movable supporting member 5 is provided with roll shaft 6, measures roller 7 and is supported in this roll shaft 6 in mode free to rotate.Measure roller 7 and around metal bearing portion, be fixed with the wheel body that forms by elastic bodys such as rubber.
Movable supporting member 5 is a metallic, has pars intermedia 5a.Measuring roller 7 and determinand is initial stage of contacting of the surface of input media during posture, shown in Fig. 1 solid line, and the upper surface 5b approximate horizontal of pars intermedia 5a.On the other hand, the downward-sloping extension of base portion 5c maintains bearing 8 at its base end part, and anterior 5d approximate vertical is extended, and is fixed with roll shaft 6 in its lower end.
Between the upper surface 5b and pedestal 2 of the pars intermedia 5a of movable supporting member 5, be provided with compression helical spring 9 as force application component, by this compression helical spring 9 pars intermedia 5a is pushed downwards, movable supporting member 5 is a fulcrum with back shaft 4, is subjected to all the time to the anticlockwise application of force.As a result, measuring the downward pressing force F of effect on the roller 7.
Below pedestal 2, be fixed with sensor support member 11, be provided with stroke detection member 12 in the bottom of this sensor support member 11.Stroke detection member 12 be used for sending high frequency waves detect the vortex flow that produces of opposed metal etc.Distance H till the upper surface 5b of the pars intermedia 5a of 12 pairs of arrival of stroke detection member movable supporting member 5 is measured, and the result can learn and measure the shift position that roller 7 moves downwards.
The input media of determinand shown in Figure 1 is the key board unit 20 that computing machine is used.A plurality of input parts 21 of pushing are set on this key board unit 20.Push to arrange on the left and right directions that input part 21 is Fig. 1 at the moving direction of pedestal 2 and be provided with, and with the direction of the paper quadrature of Fig. 1 on also be arranged with multiple row.
Each is pushed input part 21 and possesses on substrate 22 as the key of pressing button top 21a.Key top 21a by and substrate 22 between the link mechanism setting is set the mode that moves freely of direction is supported up and down under with the posture in level.Between key top 21a and substrate 22, be provided with the recovery elastic component that forms by rubber etc.In addition, the surface of substrate 22 is provided with opposed contact panel up and down, and the following contact that is arranged on the contact panel is mutually opposed up and down with upper contact.
When opposing recovers the downward pressing key of the bounce top 21a of elastic component, by recovering elastic component above-mentioned contact panel is pushed downwards, thereby contact contact down with upper contact, pushing input part 21 becomes conducting state.In the present embodiment, when the contact conducting, be first detected state, thereby on the 21a of key top, do not act on pressing force and be second detected state when recovering that elastic component makes key top 21a recover upward that contact becomes open state.
As shown in Figure 1, the detection of stroke detection member 12 output is sent to stroke detection portion 25, in the circuit of stroke test section 25, the displacement H of movable supporting member 5 is measured, and its result is sent to the judging part 27 as microcomputer.On the other hand, each on being arranged on key board unit 20 pushed in the input part 21, and whether contact is switched in conduction detection portion 26 is detected, and its result also is sent to judging part 27.
Then, the inspection method of using testing fixture 1 is described.
As shown in Figure 1, the input media that checked property is set below testing fixture 1 is a key board unit 20, and pedestal 2 is moved along directions X towards right-hand from left, and mensuration roller 7 is rotated towards directions X on key board unit 20.The motor of pedestal 2 by controlling its shift position as step motor or servo motor etc. moves towards right-hand with certain speed.The activation bit that is used to drive the motor driver of above-mentioned step motor or servo motor is sent to judging part 27, in judging part 27, can discern and measure roller 7 and in which position of key board unit 20 move.
If pedestal 2 moves, the inspection of pushing input part 21 that is arranged in row is finished to right-hand with certain speed, then guide portion 3 moves to the direction with the paper quadrature of Fig. 1, checks a plurality of input parts 21 of pushing of the row adjacent with the row that finished to check successively towards the right side.
Fig. 2 represents to measure roller 7 at a plurality of states of pushing on the input part 21 to right-hand rotation.In Fig. 2, represent the rotation center of the mensuration roller 7 that moves to each position with O1 to O4.
The key top 21a that pushes input part 21 is directed in parallel mobile mode up and down by link mechanism, therefore, in Fig. 2, shown in O1 or O3, when the rotation center of measuring roller 7 is positioned on the mid point of adjacent key top 21a, is positioned at the key top 21a, the 21a that measure roller 7 both sides and is not pressed and becomes second detected state (contact is by opened state).Measure roller 7 and move to right-hand, arrive in the process at center of key top 21a at the center of measuring roller 7 shown in the O2 of Fig. 2 or O4 like that, key top 21a is pressed into by measuring roller 7, becomes first detected state of contact conducting.
The shift motion S that key top 21a moves down compares short fully with the preseting length of compression helical spring 9, during the moving of stroke S, to impose on the downward pressing force F of key top 21a roughly certain from measuring roller 7.The pressing force F of this moment is preferably greater than the maximal value of the recovery elastic force that makes the recovery elastic component that key top 21a recovers upward and is the peaked below 2 times of above-mentioned recovery elastic force.If pressing force F is in above-mentioned scope, then can with the 21a press condition roughly the same in key top by people's finger presses under check.
When mensuration roller 7 pressing key top 21a successively, the mobile message to directions X of measuring roller 7 is sent to judging part 27, and the information by the downward displacement H of stroke detection member 12 detected movable supporting member 5 sends to judging part 27 from stroke detection portion 25, and each switching information (conducting information) of pushing the contact in the input part 21 sends to judging part 27 from conduction detection portion 26.
In judging part 27,, carry out following judgement based on the mobile message of measuring roller 7, the information of downward displacement H of measuring roller 7 and the switching information of contact to directions X.
(1), judges that key pushes up 21a and whether moved prescribed stroke S based on the information of the downward displacement H that measures roller 7.That is, in Fig. 2, when judging the center that arrives key top 21a at the center of measuring roller 7 shown in O2 or O4 like that, key top 21a is pressed into stroke S and whether has arrived setting.
(2) based on the switching information to the mobile message and the contact of directions X of measuring roller 7, when judging the center that arrives key top 21a at the center of measuring roller 7, whether becoming first detected state is whether contact becomes conducting state.In addition, when moving, judge that contact becomes conducting state when which position of the directions X that arrives the center of measuring roller 7 at the center of the middle mind-set key top 21a that measures roller 7.At this moment, whether more than the threshold value of regulation, perhaps, whether the distance on the directions X is in the allowed band of regulation in the distance on the directions X in the center of judging the center of the mensuration roller 7 when contact becomes conducting state and key top 21a.
In addition, use testing fixture 1, can check, in addition, can also check the small-sized key board unit that is installed on the portable set to the different various key board units 20 of arrangement on size or key top.
And, testing fixture 1 can also be used for following input media, promptly, in described input media, substrate is relative with the pliability sheet material to be put, on the opposed faces of substrate and sheet material, setting is formed with a plurality of contacts that input part is pushed in many places opposed to each other, perhaps is provided with opposed to each other to be formed with the continuous Impedance Membrane of pushing input part.At this moment, mensuration roller 7 is rotated on the surface of aforesaid substrate, can check the shift position of mensuration roller 7 and the relation between the output variation etc.
Claims (8)
1. testing fixture that input media is used, this testing fixture checks that to be provided with the input media of pushing input part in many places described pushing becomes first detected state when input part is pressed, push and revert to second detected state when being disengaged, it is characterized in that
This testing fixture is provided with:
Measure roller, contact with the above-mentioned input part of pushing;
Movable supporting member supports the said determination roller, so that the said determination roller can move to pushing above-mentioned direction of pushing input part;
Force application component applies the said determination roller and to be used to push the above-mentioned pressing force of pushing input part;
The stroke detection member is measured the amount of movement of said determination roller; And
Guide portion guides above-mentioned movable supporting member, while so that the said determination roller can rotate and move on above-mentioned surface of pushing input part;
When the said determination roller rotate on above-mentioned surface of pushing input part and make above-mentioned when pushing input part and being pressed, from the information of above-mentioned stroke detection means and above-mentionedly push input part whether to become the information of above-mentioned first detected state obtained.
2. the testing fixture that input media as claimed in claim 1 is used, wherein,
Be provided with according to whether the above-mentioned input part of pushing being moved the judging part of judging with prescribed stroke from the information of above-mentioned stroke detection means.
3. the testing fixture that input media as claimed in claim 1 or 2 is used, wherein,
Be provided with make above-mentioned when pushing input part and being pressed, the above-mentioned input part of pushing whether become above-mentioned first detected state and become the judging part that the timing of above-mentioned first detected state is judged by the said determination roller.
4. the testing fixture of using as each described input media in the claim 1 to 3, wherein,
The base portion of above-mentioned movable supporting member is supported in the mode of freely rotating, and the said determination roller is supported on the front portion of above-mentioned movable supporting member in the mode of freely rotating.
5. the testing fixture of using as each described input media in the claim 1 to 4, wherein,
Push above-mentioned power of pushing input part greater than 1 times of above-mentioned action bounce of pushing input part and smaller or equal to 2 times of above-mentioned action bounce of pushing input part by the said determination roller.
6. the testing fixture of using as each described input media in the claim 1 to 5, wherein, the above-mentioned input part of pushing of many places is arranged in separate mode of moving.
7. the testing fixture that input media as claimed in claim 6 is used, wherein,
Above-mentioned input media is a key board unit.
8. the testing fixture of using as each described input media in the claim 1 to 5, wherein,
It is continuous in the plane that many places above-mentioned pushed input part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009110828A JP2010262358A (en) | 2009-04-30 | 2009-04-30 | Inspection device for input device |
| JP110828/2009 | 2009-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101876688A true CN101876688A (en) | 2010-11-03 |
| CN101876688B CN101876688B (en) | 2013-08-28 |
Family
ID=43019296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010166377 Expired - Fee Related CN101876688B (en) | 2009-04-30 | 2010-04-23 | Detection device for an input device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2010262358A (en) |
| CN (1) | CN101876688B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263507A (en) * | 2018-10-31 | 2019-01-25 | 张玉梅 | A kind of charging pile in new-energy automobile garage parking |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944836A (en) * | 2012-11-23 | 2013-02-27 | 广州市天艺电子有限公司 | Musical keyboard test system |
| CN107271168A (en) * | 2017-07-11 | 2017-10-20 | 合肥柴阁信息科技有限公司 | A kind of computer keyboard endurance testing device |
| CN110779697B (en) * | 2019-10-31 | 2021-08-24 | 苏州富强科技有限公司 | Switch detection method and device and switch function detection device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1512189A (en) * | 2002-12-28 | 2004-07-14 | 鸿富锦精密工业（深圳）有限公司 | Key detector and method |
| CN1611958A (en) * | 2003-10-27 | 2005-05-04 | 深圳创维－Rgb电子有限公司 | Key-controlled board measuring device |
| US20080257058A1 (en) * | 2007-04-23 | 2008-10-23 | Darfon Electronics Corp. | Automatic keyboard inspection apparatus |
-
2009
- 2009-04-30 JP JP2009110828A patent/JP2010262358A/en not_active Withdrawn
-
2010
- 2010-04-23 CN CN 201010166377 patent/CN101876688B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1512189A (en) * | 2002-12-28 | 2004-07-14 | 鸿富锦精密工业（深圳）有限公司 | Key detector and method |
| CN1611958A (en) * | 2003-10-27 | 2005-05-04 | 深圳创维－Rgb电子有限公司 | Key-controlled board measuring device |
| US20080257058A1 (en) * | 2007-04-23 | 2008-10-23 | Darfon Electronics Corp. | Automatic keyboard inspection apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109263507A (en) * | 2018-10-31 | 2019-01-25 | 张玉梅 | A kind of charging pile in new-energy automobile garage parking |
| CN109263507B (en) * | 2018-10-31 | 2021-11-02 | 重庆惠程未来智能电气有限公司 | Charging pile in new energy automobile parking garage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101876688B (en) | 2013-08-28 |
| JP2010262358A (en) | 2010-11-18 |
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