CN105277876B - Fall Key measuring heads - Google Patents
Fall Key measuring heads Download PDFInfo
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- CN105277876B CN105277876B CN201510700848.XA CN201510700848A CN105277876B CN 105277876 B CN105277876 B CN 105277876B CN 201510700848 A CN201510700848 A CN 201510700848A CN 105277876 B CN105277876 B CN 105277876B
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- sensor
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- fixed
- hanging plate
- weighing sensor
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Abstract
To fall Key measuring heads, including vertically disposed fixed mount, the test head assembly for being installed on fixed mount the invention discloses one kind, elastic that test head assembly includes being sequentially connected from top to bottom, slide post, sensor hanging plate, weighing sensor and measuring head；Post is slided to be supported by the limited block located at fixed mount；Fixed mount is fixed on the top of elastic, and the top surface for sliding post is fixed in the bottom of elastic；Slide post by side installation sliding block with the line slideway located at fixed mount to be connected, line slideway is to be vertically arranged；One end suspension type of sensor hanging plate, which is fixed on, slides post, and the side top suspension type of weighing sensor is fixed on the other end of sensor hanging plate；The bottom of weighing sensor is connected with measuring head；Cell overload protector is maintained between weighing sensor and sensor hanging plate, the bottom of measuring head is free end, the button acted in keyboard to be tested.Automaticity is high, tests precise and high efficiency；Easy damage tolerant, replacement cost are low.
Description
Technical field
The present invention relates to a kind of mechanism for testing, falls Key measuring heads more particularly to one kind, belongs to keyboard automated detection and sets
Spare units technical field.
Background technology
As main input structure, button is widely used in the electronics such as computer keyboard, mobile phone and calculator
In product；Must beat button for the electronic products such as computer keyboard, mobile phone and calculator, during work with cause by
Key contact conducting disconnects, so as to which letter, numeral, punctuation mark etc. are input in corresponding computer, mobile phone or calculator.
Therefore, the quality of keyboard and its function whether normal operating, the stability of electronic device will be directly influenced.
Meanwhile direct operating unit is button in keyboard, so the attribute test of button is vital for keyboard
Link.Quality testing must be carried out to keyboard finished product in keyboard production process, before producing, it is necessary to be hit to each button
Beat, to test the test events such as the break-make of its resilience and contact.
However, test of the industry for keyboard at present, general to be tested using artificial or machine.Manual testing's mode
It is to press each button in keyboard one by one to employ a large amount of labourers, shortcomings is present using manual testing's mode：Need to grasp
Make personnel and test software reciprocal, after test software sends order, wait operating personnel's pressing keys；Testing time
Longer and efficiency is low；It may be malfunctioned during operating personnel's pressing keys, it is necessary to repeatedly test repeatedly；And operating personnel easily operate
Fatigue and there is phenomenon etc. of slowing down.
In the prior art more and more extensive application has been obtained by the way of machine tests keyboard, but existing keyboard
Automated test device still suffers from the defects such as complicated in mechanical structure, not easy-maintaining, poor universality, positioning precision be low.
The content of the invention
It is a primary object of the present invention to overcome deficiency of the prior art, there is provided a kind of new structure falls Key tests
Head, especially suitable for computer key looping test, wherein Key is the button of finger keyboard.
The technical problems to be solved by the invention are to provide compact-sized, convenient disassembly, made easily, securely and reliably, in fact
With property it is strong fall Key measuring heads, on the premise of artificial participate in is reduced, realizing that Key performances are fallen in the automatic test of keyboard, no
Only automaticity is high, tests precise and high efficiency；And it can overcome traditional component testing is complicated to be not easy to lacking for maintenance
Point, the replacement cost of easy damage tolerant, significantly saving test equipment；And with the value in industry.
In order to achieve the above object, the technical solution adopted in the present invention is：
One kind falls Key measuring heads, including vertically disposed fixed mount, the test head assembly for being installed on fixed mount, the survey
Examination head assembly from top to bottom include be sequentially connected elastic, slide post, sensor hanging plate, weighing sensor and measuring head；Institute
State and slide post and supported by the limited block located at fixed mount.
Wherein, fixed mount is fixed on the top of the elastic, and the top surface for sliding post is fixed in the bottom of elastic；It is described
Slide post by side installation sliding block with the line slideway located at fixed mount to be connected, the line slideway is to be vertically arranged；It is described
One end suspension type of sensor hanging plate, which is fixed on, slides post, and the side top suspension type of the weighing sensor is fixed on sensor
The other end of hanging plate；The bottom of weighing sensor is connected with measuring head；Kept between weighing sensor and the sensor hanging plate
There is cell overload protector, the bottom of the measuring head is free end, the button acted in keyboard to be tested.
The present invention is further arranged to：The fixed mount includes bottom plate, is vertically installed in the retainer ring of bottom plate；The elasticity
Post is fixed on retainer ring.
The present invention is further arranged to：The elastic includes the outer barrel and inner cylinder that are set with successively, and interior is located at outer barrel
Spring；Retainer ring is fixed on the top of the outer barrel, and the top of the inner cylinder is inserted in the bottom of outer barrel and is connected with spring, is interior
The bottom of cylinder is mutually fixed with sliding the top surface of post.
The present invention is further arranged to：The bottom of the inner cylinder is run through into the top surface and fixation for sliding post.
The present invention is further arranged to：The post that slides is connected with limited block by adjusting screw, the adjustment screw point
It is distributed in the bottom surface of limited block, bottom surface and the fixation for sliding post is extended into after limited block.
The present invention is further arranged to：The post that slides is L-type, including the column in vertical distribution and in level point
The spreader of cloth；The sliding block and spreader are respectively distributed to the both sides of column, and the sensor hanging plate suspension type is fixed on spreader；Institute
Weighing sensor is stated to be distributed in the space that sensor hanging plate and spreader are surrounded.
Wherein, the top of the column is connected with the bottom of elastic, and a side of column is connected with sliding block, column it is another
One side is connected with a side of spreader, and another side and the weighing sensor of spreader keep space；The sensor hanging plate
One end is connected with spreader, and the other end of sensor hanging plate is connected with the side top of weighing sensor；The measuring head is distributed in
The opposite side bottom of weighing sensor, the cell overload protector are located at bottom surface and the weighing sensor of sensor hanging plate
Between top surface.
The present invention is further arranged to：The sliding block is two pieces.
The present invention is further arranged to：The sensor hanging plate is provided with lightening core.
Compared with prior art, the invention has the advantages that：
By the setting of fixed mount and test head assembly, wherein test head assembly includes the elasticity being sequentially connected from top to bottom
Post, slide post, sensor hanging plate, weighing sensor and measuring head, realized by the way of weighing sensor pressing keys by
The security performance test whether key can drop, measuring head component safety performance is high, service life length, can significantly save cost, and
And test precise and high efficiency；Importantly, by the setting of cell overload protector, the loss prevention energy of weighing sensor is improved
Power, traditional component testing complicated the shortcomings that being not easy to safeguard can be overcome, easy damage tolerant, set so as to significantly save test
Standby replacement cost.
The above is only the general introduction of technical solution of the present invention, in order to be better understood upon the technological means of the present invention, under
With reference to accompanying drawing, the invention will be further described in face.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram that the present invention falls Key measuring heads；
Fig. 2 is the positive structure diagram that the present invention falls Key measuring heads；
Fig. 3 is the side structure schematic view that the present invention falls Key measuring heads.
Embodiment
With reference to Figure of description, the present invention is further illustrated.
As shown in Figure 1, Figure 2 and Figure 3, one kind falls Key measuring heads, including vertically disposed fixed mount 1, is installed on fixed mount
1 test head assembly, it is described test head assembly from top to bottom include be sequentially connected elastic 2, slide post 3, sensor hanging plate
4th, weighing sensor 5 and measuring head 6；The post 3 that slides is supported by the limited block 11 located at fixed mount 1；The elasticity
Fixed mount 1 is fixed on the top of post 2, and the top surface for sliding post 3 is fixed in the bottom of elastic 2；The post 3 that slides is pacified by side
Fill two pieces of sliding blocks 30 with the line slideway 12 located at fixed mount 1 to be connected, the line slideway 12 is to be vertically arranged；The sensor
One end suspension type of hanging plate 4, which is fixed on, slides post 3, and the side top suspension type of the weighing sensor 5 is fixed on sensor extension
The other end of plate 4；The bottom of weighing sensor 5 is connected with measuring head 6；Protected between the weighing sensor 5 and sensor hanging plate 4
Hold cell overload protector 7, the bottom of the measuring head 6 is free end, the button acted in keyboard to be tested.
The fixed mount 1 includes bottom plate 13, is vertically installed in the retainer ring 14 of bottom plate 13；The elastic 2 is fixed on
Determine ring 14.The elastic 2 includes the outer barrel 21 and inner cylinder 22 being set with successively, and the interior spring located at outer barrel 21（In figure not
Show）；Retainer ring 14 is fixed on the top of the outer barrel 21, and bottom and and the spring of outer barrel 21 are inserted in the top of the inner cylinder 22
It is connected, the bottom of inner cylinder 22 is mutually fixed with sliding the top surface of post 3.The bottom of the inner cylinder 22 is preferably to run through into sliding post 3
Top surface and fixation.
The post 3 that slides is connected with limited block 11 by adjusting screw 8, and the adjustment screw 8 is distributed in limited block 11
Bottom surface, bottom surface and the fixation for sliding post 3 are extended into after limited block 11, can quickly be adjusted by adjusting screw 8 and slided
The elemental height of post 3.
The post 3 that slides is L-type, including the column 31 in vertical distribution and the spreader in horizontal distribution 32；It is described
Sliding block 30 and spreader 32 are respectively distributed to the both sides of column 31, and the suspension type of sensor hanging plate 4 is fixed on spreader 32 and set
There is lightening core 40；The weighing sensor 5 is distributed in the space that sensor hanging plate 4 and spreader 32 are surrounded；The column 31
Top be connected with the bottom of elastic 2, a side of column 31 is connected with sliding block 30, another side of column 31 and spreader 32
A side be connected, another side of spreader 32 keeps space with weighing sensor 5；One end of the sensor hanging plate 4 and horizontal stroke
Post 32 is connected, and the other end of sensor hanging plate 4 is connected with the side top of weighing sensor 5；The measuring head 6, which is distributed in, weighs
The opposite side bottom of sensor 5, the cell overload protector 7 are located at bottom surface and the weighing sensor 5 of sensor hanging plate 4
Between top surface.
The innovative point of the present invention is that overall structure simple and compact, automaticity is high, tests precise and high efficiency, even more has
Have cell overload defencive function, damage tolerant and long lifespan, replacement cost are low.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit according to the present invention
Any simple modification, equivalent change and modification made to above example, still fall within the scope of technical solution of the present invention
It is interior.
Claims (6)
1. one kind falls Key measuring heads, it is characterised in that：Including vertically disposed fixed mount, it is installed on the measuring head group of fixed mount
Part, it is described test head assembly from top to bottom include be sequentially connected elastic, slide post, sensor hanging plate, weighing sensor and
Measuring head；The post that slides is supported by the limited block located at fixed mount；
Fixed mount is fixed on the top of the elastic, and the top surface for sliding post is fixed in the bottom of elastic；The post that slides leads to
Cross side installation sliding block with the line slideway located at fixed mount to be connected, the line slideway is to be vertically arranged；
One end suspension type of the sensor hanging plate, which is fixed on, slides post, and the side top suspension type of the weighing sensor is fixed
In the other end of sensor hanging plate；The bottom of weighing sensor is connected with measuring head；The weighing sensor and sensor hanging plate
Between maintain cell overload protector, the bottom of the measuring head is free end, the button that acts in keyboard to be tested；
The post that slides is connected with limited block by adjusting screw, and the adjustment screw is distributed in the bottom surface of limited block, through limit
The bottom surface for sliding post and fixation are extended into after the block of position；
The post that slides is L-type, including the column in vertical distribution and the spreader in horizontal distribution；The sliding block and spreader
The both sides of column are respectively distributed to, the sensor hanging plate suspension type is fixed on spreader；The weighing sensor is distributed in sensing
In the space that device hanging plate and spreader are surrounded；
The top of the column is connected with the bottom of elastic, and a side of column is connected with sliding block, another side of column with
One side of spreader is connected, and another side and the weighing sensor of spreader keep space；
One end of the sensor hanging plate is connected with spreader, the other end of sensor hanging plate and the side top phase of weighing sensor
Even；The measuring head is distributed in the opposite side bottom of weighing sensor, and the cell overload protector is located at sensor hanging plate
Bottom surface and weighing sensor top surface between.
2. it is according to claim 1 fall Key measuring heads, it is characterised in that：The fixed mount includes bottom plate, is vertically installed in
The retainer ring of bottom plate；The elastic is fixed on retainer ring.
3. it is according to claim 2 fall Key measuring heads, it is characterised in that：The elastic includes the outer barrel being set with successively
And inner cylinder, and the interior spring located at outer barrel；Retainer ring is fixed in the bottom of the outer barrel, and outer barrel is inserted on the top of the inner cylinder
Bottom and be connected with spring, the bottom of inner cylinder is mutually fixed with sliding the top surface of post.
4. it is according to claim 3 fall Key measuring heads, it is characterised in that：The bottom of the inner cylinder is run through into sliding post
Top surface and fixation.
5. it is according to claim 1 fall Key measuring heads, it is characterised in that：The sliding block is two pieces.
6. it is according to claim 1 fall Key measuring heads, it is characterised in that：The sensor hanging plate is provided with lightening core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510700848.XA CN105277876B (en) | 2015-10-26 | 2015-10-26 | Fall Key measuring heads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510700848.XA CN105277876B (en) | 2015-10-26 | 2015-10-26 | Fall Key measuring heads |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105277876A CN105277876A (en) | 2016-01-27 |
| CN105277876B true CN105277876B (en) | 2018-03-20 |
Family
ID=55147229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510700848.XA Active CN105277876B (en) | 2015-10-26 | 2015-10-26 | Fall Key measuring heads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105277876B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6304830B1 (en) * | 1999-05-28 | 2001-10-16 | Behavior Tech Computer Corp. | Automatic keyboard testing apparatus |
| CN101017120A (en) * | 2007-02-14 | 2007-08-15 | 中国计量学院 | Testing device for press pressure of press-button of lighter and performance curve of press pressure with displacement |
| CN102513989A (en) * | 2011-11-30 | 2012-06-27 | 湖北众友科技实业股份有限公司 | Mechanical arm operation executing device of electronic products |
| CN104803187A (en) * | 2015-04-23 | 2015-07-29 | 苏州博众精工科技有限公司 | Key detecting mechanism |
| CN205120919U (en) * | 2015-10-26 | 2016-03-30 | 昆山鸿志犀自动化机电设备有限公司 | Fall key measuring head |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04145342A (en) * | 1990-10-08 | 1992-05-19 | Fujitsu Ltd | Method and apparatus for tapping key with high speed |
| CN101587024B (en) * | 2008-05-23 | 2011-07-27 | 深圳富泰宏精密工业有限公司 | Pressure head device for testing key life |
-
2015
- 2015-10-26 CN CN201510700848.XA patent/CN105277876B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6304830B1 (en) * | 1999-05-28 | 2001-10-16 | Behavior Tech Computer Corp. | Automatic keyboard testing apparatus |
| CN101017120A (en) * | 2007-02-14 | 2007-08-15 | 中国计量学院 | Testing device for press pressure of press-button of lighter and performance curve of press pressure with displacement |
| CN102513989A (en) * | 2011-11-30 | 2012-06-27 | 湖北众友科技实业股份有限公司 | Mechanical arm operation executing device of electronic products |
| CN104803187A (en) * | 2015-04-23 | 2015-07-29 | 苏州博众精工科技有限公司 | Key detecting mechanism |
| CN205120919U (en) * | 2015-10-26 | 2016-03-30 | 昆山鸿志犀自动化机电设备有限公司 | Fall key measuring head |
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| Publication number | Publication date |
|---|---|
| CN105277876A (en) | 2016-01-27 |
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