CN111504628A - Single key life detection device for computer keyboard - Google Patents
Single key life detection device for computer keyboard Download PDFInfo
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- CN111504628A CN111504628A CN202010382604.2A CN202010382604A CN111504628A CN 111504628 A CN111504628 A CN 111504628A CN 202010382604 A CN202010382604 A CN 202010382604A CN 111504628 A CN111504628 A CN 111504628A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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Abstract
The invention discloses a single key life detection device for a computer keyboard, a detection control display of the device can be electrically connected with a keyboard to be detected, so that input data of the key to be detected can be displayed and the number of presses can be counted, the detection positioning mechanism of the invention can conveniently realize the detection of the service life of the keys of the keyboard, can position the computer keyboard to be detected, the press of the press mechanism is used for pressing the key to be detected on the computer keyboard, and the detection control display detects the pressing times, the pressing driving mechanisms drive the pressing mechanisms to press the keys with different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press the keys with different frequencies, therefore, the service life of a single key of the keyboard can be tested in an orthogonal test, and the test is convenient and reliable.
Description
Technical Field
The invention particularly relates to a single key life detection device for a computer keyboard, and belongs to the technical field of key life detection and test equipment.
Background
For the design of the keyboard, not only the design pressing effect of the keys needs to be considered, but also the most important thing is that the service life of each key needs to be considered, and for the service life of the keys, the requirement is difficult to meet only by means of theoretical design, therefore, a simulation test of the actual situation needs to be carried out on the key so as to obtain the service life of the keyboard keys through a plurality of tests. However, the existing pressing mode is generally rigid pressing, the pressing of the pressing head to the pressing is rigid pressing vertically downward, which has certain deviation with the use of the keyboard by people, and the rigid pressing is difficult to adjust the pressing force, so that the pressing force is slightly adjusted, the detection life of the keys of the keyboard is very different, forward comparison of the life condition is difficult to realize, good confirmation and improvement cannot be provided for the design of the keyboard, and the influence of factors such as the pressing frequency and the like on the service life of the keyboard cannot be researched.
Disclosure of Invention
The present invention is directed to a device for detecting the lifetime of a single key for a computer keyboard, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a service life detection device for single key of computer keyboard comprises a detection base, a detection positioning mechanism, a lifting driving shaft, a top base, a rotation adjusting mechanism, a pressing mechanism and a detection control display, wherein the detection positioning mechanism is arranged on the front side of the top of the detection machine base, at least one lifting driving shaft is arranged on the rear side of the top of the detection machine base, the top of the lifting driving shaft is provided with the top seat, the bottom of the front side of the top seat is provided with the rotary adjusting mechanism which is positioned above the detection positioning mechanism, the bottom of the rotary adjusting mechanism is provided with a plurality of pressing mechanisms driven by respective pressing driving mechanisms, the detection control display is also arranged on the detection machine base and can be electrically connected with a keyboard to be detected, so as to display the input data of the key to be detected and count the number of pressing;
the detection positioning mechanism can position a computer keyboard to be detected so as to press keys to be detected on the computer keyboard by pressing of the pressing mechanism, and the detection controls the display to detect the pressing times;
the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing frequencies, so that the service life of a single key of the keyboard can be tested in an orthogonal test mode.
Preferably, the pressing drive mechanism has a certain elastic buffer function when the pressing mechanism is driven to press the key.
Further, as preferred, rotation adjustment mechanism includes rotating electrical machines, swivel mount, installation positioning disk, wherein, the swivel mount by the rotating electrical machines drive rotates around vertical axis, the rotating electrical machines is fixed on the footstock, just the bottom of swivel mount is fixed and is provided with the installation positioning disk, the bottom of installation positioning disk is provided with a plurality of circumference array settings press actuating mechanism and pressing mechanism.
Further, as preferred, the pressing mechanism includes an outer guiding protective cover, an inner driving sliding column, an elastic connection mechanism, a pressing column and a silica gel pressing head, wherein the outer guiding protective cover is fixed at the bottom of the installation positioning disc, the inner driving sliding column driven by the pressing driving mechanism is arranged at the upper part in the outer guiding protective cover, the lower end of the inner driving sliding column adopts the elastic connection mechanism to elastically connect the pressing column, the bottom of the pressing column is connected with the silica gel pressing head, the elastic connection mechanism is arranged to realize elastic buffering of the silica gel pressing head when the silica gel pressing head receives the pressing counterforce of a key, and during buffering, the deformation of the elastic connection mechanism can enable a central extension axis of the upper and lower directions of the silica gel pressing head and a central extension axis of the inner driving sliding column to have an included angle larger than zero, the inner driving sliding column is driven by the pressing driving mechanism to slide up and down, and the pressing driving mechanism adopts an air cylinder, a motor screw rod mechanism or an electromagnetic telescopic rod.
Further, as a preferred option, a fixed connecting block is fixedly arranged on the inner wall of the outer guide protective cover, the sliding block is fixedly arranged on the fixed connecting block, the vertically extending sliding groove is arranged on the peripheral wall of the inner driving sliding column, and the sliding block and the sliding groove slide in a matched mode.
Further, preferably, the elastic connection mechanism comprises an elastic outer sleeve and an elastic inner column, wherein, the elastic jacket comprises a left elastic jacket part and a right elastic jacket part, the left elastic jacket part and the right elastic jacket part are both in a conical structure, and the opposite connecting ends between the left elastic jacket part and the right elastic jacket part are both conical ends with large cross sections, the left elastic coat part and the right elastic coat part are connected together by a connecting part, and a radial annular through groove is arranged at the position of the connecting part, the elastic inner column is positioned in the central hole of the elastic outer sleeve, the small end of the cross section of the left elastic outer sleeve part is fixed in the connecting hole of the upper connecting shoulder at the bottom of the inner driving sliding column, and the small end of the cross section of the right elastic outer sleeve part is fixed in a connecting hole of a lower connecting shoulder at the top of the pressing column.
Further, as preferred, be provided with pressure sensor between pressing post and the silica gel press head, pressure sensor can realize right pressing post is right the pressure of silica gel press head detects.
Further, as preferred, the cross section of post in the elasticity is circular structure, just the cross-sectional area of the axial middle part of post in the elasticity is greater than the cross-sectional area of axial both sides position, the elasticity overcoat still is provided with a plurality of spaced elasticity in array around and dodges the hole.
Further, as preferred, detect positioning mechanism including extending pedestal, adjustment tank, positioning seat unit, regulation slide and fixed suction cup, wherein, extend the pedestal and fix on the detection frame, along be provided with on the extension pedestal along length extension the adjustment tank, but the slip of the last adjustable position of adjustment tank is provided with a plurality ofly adjust the slide, it is provided with on the regulation slide the positioning seat unit to adjust, be provided with on the positioning seat unit the fixed suction cup, the keyboard that awaits measuring is fixed on one or more fixed suction cups.
Further, as preferred, it still includes centre gripping chucking mechanism to detect positioning mechanism, centre gripping chucking mechanism includes chucking driver, articulated seat, chucking pole and chucking head, wherein, articulated seat is fixed extend one side of pedestal, the middle part of chucking pole articulates on the articulated seat, the one end of chucking pole articulates and is connected to the chucking driver, the other end of chucking pole is provided with the chucking head, through the drive of chucking driver chucking head on the chucking pole carries out the chucking fixedly to the keyboard.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention provides a single key life detection device for a computer keyboard, wherein a detection control display can be electrically connected with the keyboard to be detected so as to display input data of keys to be detected and count the pressing times, and the detection of the service life of the keys of the keyboard can be conveniently realized, a detection positioning mechanism can position the computer keyboard to be detected so as to press the keys to be detected on the computer keyboard by the pressing of a pressing mechanism, and further detect the pressing times by the detection control display, each pressing driving mechanism drives the pressing mechanism to press the keys with different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press with different pressing frequencies, so that the service life of the single key of the keyboard can be subjected to orthogonal test detection, and the detection is convenient and reliable, in addition, the press driving mechanism has a certain elastic buffer effect when driving the press mechanism to press the key, so that the use condition of the key by a hand can be effectively simulated;
(2) the elastic connection mechanism is arranged to realize elastic buffering of the silica gel pressing head when the silica gel pressing head is pressed by a press counterforce of a key, and during buffering, deformation of the elastic connection mechanism can enable an included angle larger than zero to be formed between a central extension axis of the silica gel pressing head in the vertical direction and a central extension axis of the inner driving sliding column, the inner driving sliding column is driven by the press driving mechanism to slide up and down, and the press driving mechanism adopts an air cylinder, a motor screw mechanism or an electromagnetic telescopic rod, so that spatial buffering can be effectively realized, and press simulation of a hand on the key of a keyboard can be simulated to the maximum extent.
Drawings
FIG. 1 is a schematic diagram of an overall front view of a single key life detection device for a computer keyboard;
FIG. 2 is a schematic side view of a single key life detection device for a computer keyboard.
FIG. 3 is a partial schematic structural view of the rotation adjusting mechanism and the pressing mechanism of the present invention;
FIG. 4 is a partial structural view of the detecting and positioning mechanism of the present invention;
FIG. 5 is a schematic view of the internal structure of the pressing mechanism of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 5;
Detailed Description
Referring to fig. 1 to 6, in an embodiment of the present invention, a single key life detection device for a computer keyboard includes a detection base 1, a detection positioning mechanism 2, a lifting driving shaft 6, a top seat 3, a rotation adjustment mechanism 4, a pressing mechanism 5, and a detection control display 7, wherein the detection positioning mechanism is disposed on a front side of a top of the detection base, at least one lifting driving shaft 6 is disposed on a rear side of the top of the detection base, the top seat is disposed on a top of the lifting driving shaft, the rotation adjustment mechanism located above the detection positioning mechanism is disposed on a bottom of the front side of the top seat, a plurality of pressing mechanisms driven by respective pressing driving mechanisms 11 are disposed on a bottom of the rotation adjustment mechanism, the detection control display is further disposed on the detection base, and the detection control display can be electrically connected to a keyboard to be detected, so as to display the input data of the key to be detected and count the number of pressing;
the detection positioning mechanism can position a computer keyboard to be detected so as to press keys to be detected on the computer keyboard by pressing of the pressing mechanism, and the detection controls the display to detect the pressing times;
the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing frequencies, so that the service life of a single key of the keyboard can be tested in an orthogonal test mode.
In this embodiment, the pressing driving mechanism has a certain elastic buffer function when driving the pressing mechanism to press the key.
The pressing mechanism 5 comprises an outer guiding protective cover 19, an inner driving sliding column 22, an elastic connection mechanism, a pressing column 28 and a silica gel pressing head 29, wherein the outer guiding protective cover is fixed at the bottom of the installation positioning disc, the inner driving sliding column driven by the pressing driving mechanism is arranged at the upper part in the outer guiding protective cover, the lower end of the inner driving sliding column adopts the elastic connection mechanism to elastically connect the pressing column, the silica gel pressing head is connected and arranged at the bottom of the pressing column, the elastic connection mechanism is arranged to realize elastic buffering of the silica gel pressing head when the silica gel pressing head receives the pressing counterforce of a key, and an included angle larger than zero is formed between the central extension axis of the upper direction and the central extension axis of the inner driving sliding column due to the deformation of the elastic connection mechanism during buffering, the inner driving sliding column is driven by the pressing driving mechanism 11 to slide up and down, and the pressing driving mechanism 11 adopts an air cylinder, a motor screw mechanism or an electromagnetic telescopic rod.
The inner wall of the outer guide protective cover is fixedly provided with a fixed connecting block 20, the fixed connecting block is fixedly provided with a sliding block 20, the peripheral wall of the inner driving sliding column 22 is provided with a vertically extending sliding groove, and the sliding block and the sliding groove are matched to slide.
The elastic connecting mechanism comprises an elastic outer sleeve 26 and an elastic inner column 25, wherein the elastic outer sleeve comprises a left elastic outer sleeve part and a right elastic outer sleeve part which are both in a conical structure, and the opposite connecting ends between the left elastic jacket part and the right elastic jacket part are both conical ends with large cross sections, and the left elastic coat part and the right elastic coat part are connected together by a connecting part, and a radial annular through groove 27 is arranged at the position of the connecting part, the elastic inner column is positioned in the central hole of the elastic outer sleeve, the end with the small cross section of the left elastic outer sleeve part is fixed in the connecting hole of the upper connecting shoulder 32 at the bottom of the inner driving sliding column, the small cross-sectional end of the right elastic casing portion is fixed in the connecting hole of the lower connecting shoulder 24 at the top of the pressing column.
Be provided with pressure sensor 31 between pressing post 28 and the silica gel press head 29, pressure sensor can realize right it is right to press the post the pressure of silica gel press head detects.
The cross section of the elastic inner column 25 is of a circular structure, the cross section area of the axial middle part of the elastic inner column is larger than that of the axial two sides, and a plurality of spaced elastic avoiding holes 30 are further arranged around the elastic outer sleeve in an array mode.
The detection positioning mechanism 2 comprises an extension seat body 9, an adjusting groove 16, a positioning seat unit 17, an adjusting slide seat 10 and a fixed sucker 18, wherein the extension seat body is fixed on the detection seat body, the adjusting groove extending along the length is arranged on the extension seat body, a plurality of adjusting slide seats are arranged on the adjusting groove in a position-adjustable sliding manner, the positioning seat unit is fixedly arranged on the adjusting slide seats, the fixed sucker is arranged on the positioning seat unit, and a keyboard to be detected is fixed on one or more fixed suckers.
In this embodiment, it still includes centre gripping chucking mechanism to detect positioning mechanism, centre gripping chucking mechanism includes chucking driver 13, articulated seat 14, chucking pole 12 and chucking head 15, wherein, articulated seat 14 is fixed one side of extension pedestal, the middle part of chucking pole articulates on the articulated seat, the one end of chucking pole articulates and is connected to the chucking driver, the other end of chucking pole is provided with the chucking head, through the chucking driver drive chucking head on the chucking pole carries out the chucking fixedly to the keyboard.
The invention provides a single key life detection device for a computer keyboard, wherein a detection control display can be electrically connected with the keyboard to be detected so as to display input data of keys to be detected and count the pressing times, and the detection of the service life of the keys of the keyboard can be conveniently realized, a detection positioning mechanism can position the computer keyboard to be detected so as to press the keys to be detected on the computer keyboard by the pressing of a pressing mechanism, and further detect the pressing times by the detection control display, each pressing driving mechanism drives the pressing mechanism to press the keys with different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press with different pressing frequencies, so that the service life of the single key of the keyboard can be subjected to orthogonal test detection, and the detection is convenient and reliable, in addition, the press driving mechanism has a certain elastic buffer effect when driving the press mechanism to press the key, so that the use condition of the key by a hand can be effectively simulated; the elastic connection mechanism is arranged to realize elastic buffering of the silica gel pressing head when the silica gel pressing head is pressed by a press counterforce of a key, and during buffering, deformation of the elastic connection mechanism can enable an included angle larger than zero to be formed between a central extension axis of the silica gel pressing head in the vertical direction and a central extension axis of the inner driving sliding column, the inner driving sliding column is driven by the press driving mechanism to slide up and down, and the press driving mechanism adopts an air cylinder, a motor screw mechanism or an electromagnetic telescopic rod, so that spatial buffering can be effectively realized, and press simulation of a hand on the key of a keyboard can be simulated to the maximum extent.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. A single key life detection device for a computer keyboard comprises a detection machine base (1), a detection positioning mechanism (2), a lifting driving shaft (6), a top base (3), a rotary adjusting mechanism (4), a pressing mechanism (5) and a detection control display (7), wherein the detection positioning mechanism is arranged on the front side of the top of the detection machine base, at least one lifting driving shaft (6) is arranged on the rear side of the top of the detection machine base, the top base is arranged on the top of the lifting driving shaft, the rotary adjusting mechanism positioned above the detection positioning mechanism is arranged at the bottom of the front side of the top base, a plurality of pressing mechanisms driven by respective pressing driving mechanisms (11) are arranged at the bottom of the rotary adjusting mechanism, the detection control display is also arranged on the detection machine base and can be electrically connected with a keyboard to be detected, so as to display the input data of the key to be detected and count the number of pressing;
the detection positioning mechanism can position a computer keyboard to be detected so as to press keys to be detected on the computer keyboard by pressing of the pressing mechanism, and the detection controls the display to detect the pressing times;
the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing forces, and the pressing driving mechanisms drive the pressing mechanisms to press keys at different pressing frequencies, so that the service life of a single key of the keyboard can be tested in an orthogonal test mode.
2. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 1, wherein: the pressing driving mechanism has a certain elastic buffering effect when driving the pressing mechanism to press the key.
3. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 2, wherein: rotation regulation mechanism (4) include rotating electrical machines, swivel mount, installation positioning disk (8), wherein, the swivel mount by the rotating electrical machines drive rotates around vertical axis, the rotating electrical machines is fixed on the footstock, just the bottom of swivel mount is fixed and is provided with the installation positioning disk, the bottom of installation positioning disk is provided with a plurality of circumference array settings press actuating mechanism (11) and pressing means (5).
4. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 3, wherein: the pressing mechanism (5) comprises an outer guiding protective cover (19), an inner driving sliding column (22), an elastic connecting mechanism, a pressing column (28) and a silica gel pressing head (29), wherein the outer guiding protective cover is fixed at the bottom of the installation positioning disc, the inner driving sliding column driven by the pressing driving mechanism is arranged at the upper part in the outer guiding protective cover, the lower end of the inner driving sliding column is arranged at the pressing column in an elastic connecting mechanism elastic connecting manner, the bottom of the pressing column is connected with the silica gel pressing head, the elastic connecting mechanism is arranged to realize elastic buffering of the silica gel pressing head when the silica gel pressing head is subjected to pressing counterforce of a key, and when buffering, the deformation of the elastic connecting mechanism can enable the center extending axis of the upper direction and the lower direction of the silica gel pressing head and the center extending axis of the inner driving sliding column to have an included angle larger than zero, the inner driving sliding column is driven by the pressing driving mechanism (11) to slide up and down, and the pressing driving mechanism (11) adopts an air cylinder, a motor screw mechanism or an electromagnetic telescopic rod.
5. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 4, wherein: the inner wall of the outer guide protective cover is fixedly provided with a fixed connecting block (20), the fixed connecting block is fixedly provided with a sliding block (20), the peripheral wall of the inner driving sliding column (22) is provided with a vertically extending sliding groove, and the sliding block and the sliding groove are matched to slide.
6. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 4, wherein: the elastic connecting mechanism comprises an elastic outer sleeve (26) and an elastic inner column (25), wherein, the elastic jacket comprises a left elastic jacket part and a right elastic jacket part, the left elastic jacket part and the right elastic jacket part are both in a conical structure, and the opposite connecting ends between the left elastic jacket part and the right elastic jacket part are both conical ends with large cross sections, the left elastic coat part and the right elastic coat part are connected together by a connecting part, a radial annular through groove (27) is arranged at the position of the connecting part, the elastic inner column is positioned in the central hole of the elastic outer sleeve, the end with the small cross section of the left elastic outer sleeve part is fixed in the connecting hole of the upper connecting shoulder (32) at the bottom of the inner driving sliding column, the small end of the right elastic outer sleeve part is fixed in a connecting hole of a lower connecting shoulder (24) at the top of the pressing column.
7. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 4, wherein: be provided with pressure sensor (31) between pressing post (28) and silica gel press head (29), pressure sensor can realize right the pressing post is right the pressure of silica gel press head detects.
8. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 6, wherein: the cross section of post (25) in the elasticity is circular structure, just the cross-sectional area of the axial middle part of post is greater than the cross-sectional area of axial both sides position in the elasticity, still the array is provided with a plurality of spaced elasticity and dodges hole (30) all around of elasticity overcoat.
9. The apparatus for detecting lifetime of single key of computer keyboard as claimed in claim 2, wherein: the detection positioning mechanism (2) comprises an extension seat body (9), an adjusting groove (16), a positioning seat unit (17), an adjusting slide seat (10) and a fixed sucker (18), wherein the extension seat body is fixed on the detection seat body, the adjusting groove extending along the length is arranged on the extension seat body, the sliding of the adjustable position on the adjusting groove is provided with a plurality of adjusting slide seats, the adjusting slide seats are fixedly provided with the positioning seat unit, the fixed sucker is arranged on the positioning seat unit, and a keyboard to be detected is fixed on one or a plurality of fixed suckers.
10. The apparatus for detecting lifetime of single key of a computer keyboard as claimed in claim 9, wherein: detect positioning mechanism still includes centre gripping chucking mechanism, centre gripping chucking mechanism includes chucking driver (13), articulated seat (14), chucking pole (12) and chucking head (15), wherein, articulated seat (14) are fixed extend one side of pedestal, the middle part of chucking pole articulates on the articulated seat, the one end of chucking pole is articulated to be connected to the chucking driver, the other end of chucking pole is provided with the chucking head, through the chucking driver drive chucking head on the chucking pole carries out the chucking to the keyboard and fixes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010382604.2A CN111504628B (en) | 2020-05-08 | 2020-05-08 | Single key life detection device for computer keyboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010382604.2A CN111504628B (en) | 2020-05-08 | 2020-05-08 | Single key life detection device for computer keyboard |
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| CN111504628A true CN111504628A (en) | 2020-08-07 |
| CN111504628B CN111504628B (en) | 2021-09-21 |
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| CN112033654A (en) * | 2020-08-25 | 2020-12-04 | 杭州新汉杰科技有限公司 | Self-adaptive clamping detection computer keyboard equipment |
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| CN112033654B (en) * | 2020-08-25 | 2021-06-04 | 于都县燕龙电子有限公司 | Self-adaptive clamping detection computer keyboard equipment |
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| Publication number | Publication date |
|---|---|
| CN111504628B (en) | 2021-09-21 |
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