CN1258034A

CN1258034A - Keyboard tester

Info

Publication number: CN1258034A
Application number: CN 98125389
Authority: CN
Inventors: 范成青
Original assignee: Behavior Technical Computer Corp
Current assignee: Behavior Technical Computer Corp
Priority date: 1998-12-18
Filing date: 1998-12-18
Publication date: 2000-06-28
Anticipated expiration: 2018-12-18
Also published as: CN1133114C

Abstract

A keyboard tester is composed of a pair of clamping parts and at least one positioning unit, a lamp test unit, a keystroke test unit with a series of telescopic pressing element and a shift mechanism for sequentially pressing keys, a keyboard signal connector, a judge controller for judging if the lamp signal or key-pressing signals are correct, and an alarm unit for alarming when abnormal signal occurs.

Description

Keyboard tester

The present invention relates to a kind of keyboard tester, relate in particular to a kind of automatic test electronic keyboard and press by the device that reaches the cresset Presentation Function.

Keyboard is widely used in the various electronic equipments, with as the control command of electronic equipment or the peripheral equipment of data input, for example: common PC, industrial control unit (ICU), cashier's machine ... or the like the electronic equipment of tool information input function, therefore, but whether normal running of the quality quality of keyboard and function thereof, to directly influence the operational stability of this electronic equipment, again, the most directly the operation sheet element is a button in keyboard, so the test of button is for keyboard, real is an important ring.

Traditionally,, be to test generally with manual type for the test of above-mentioned keyboard, promptly press each button in the keypad one by one with manual type, but time-consuming taking a lot of work, and its testing efficiency is lower; Moreover, with artificial test mode of pressing button one by one, owing to press the dynamics of pressing not of uniform size, or press because of the button key cap surface and to press unbalance stress, very easily produce the situation of erroneous judgement, to make the test quality of this keyboard dislike bad more, moreover, under the state of the more kinds of different kenel keyboards of test, such as mechanical contacts formula keyboard and capacitance diaphragm keyboard, both press gap are obviously arranged between pressing force its, press test one by one with known artificial one, the tester will be pressed by dynamics because of finger tip needs adjusting change at any time to feel more hardships, simultaneously, and in test process, also very easily change excessive because of pressure, and the probability of erroneous judgement is significantly increased, and having a strong impact on the qualitative control of keyboard product, this is present institute's utmost point major subjects to be separated.

The object of the present invention is to provide a kind of keyboard tester, it can save the manpower and the man-hour of keyboard test, improve the testing efficiency of keyboard, and it is even that each button is pressed by the dynamics of test, press the strength of keypad can accurately adjust control, reduce the erroneous judgement probability, to improve the test quality of keyboard.

For reaching above-mentioned purpose, a kind of keyboard tester of the present invention is characterized in that it comprises: a pair of clamping element, and its two ends that are placed in can supply ccontaining keyboard to be measured between this two clamping element; One location device, it is fixed this and places keyboard to be measured on the clamping element in order to insert and put; Whether one cresset proving installation is located at the appropriate location between two clamping elements, has several OPTICAL SENSORS, show normally with the display lamp by this keyboard to be measured of OPTICAL SENSORS sensing; One pressure is pressed proving installation, it includes, and some series are flexible presses by element, each flexible pressure has an actuating strut by element, can be subjected to this flexible pressure to do the action of stretching or contracting by element drives, this actuating strut end then contacts on the button of this keyboard to be measured, presses by the button of testing this keyboard to be measured with the action of stretching or contracting that cooperates this actuating strut; One displacement mechanism, it has a moving track, parallel with this keyboard to be measured, and must do repeatedly action past, that return, and supply this pressure to press the proving installation binding, so that this pressure is able to along keyboard to be measured parallel displacement one by one by proving installation,, is treated each button of test keyboard one by one and do to press by test so that the pressure that should press each pressure of pressing proving installation to press the actuating strut end of element is pressed element; One keyboard signal hookup mechanism, it is pressed by signal to detect its button in order to link the signal cable of above-mentioned keyboard to be measured; One judging and controlling mechanism, whether it accepts the keyboard display lamp test signal to be measured of this cresset proving installation and the button of keyboard signal hookup mechanism is pressed by test signal, press by moving normally with the display lamp and the button of this keyboard to be measured of interpretation; One alarming device, it is subjected to the driving of interpretation control gear, to do the display lamp and the unusual caution of actuation of keys interpretation of this keyboard to be measured.

Owing to adopted above-mentioned technical solution, press by reaching the cresset demonstration with the button of testing each keyboard automatically one by one, save the manpower and the man-hour of keyboard test, and then the testing efficiency of raising keyboard, and should test press the output of keypad to press by the strength unanimity, so that each button presses the dynamics of pressing test even, reduce the erroneous judgement probability, to improve the test quality of keyboard, this test simultaneously presses the strength of keypad can accurately adjust control, to meet different keyboard tests of pressing by dynamics, make the keyboard product of electronic equipment, testing efficiency before dispatching from the factory and quality are able to further raising.

The present invention is done the explanation of detailed construction and practical operation below in conjunction with preferred embodiment of the present invention and accompanying drawing.

Fig. 1 is the stereographic map of keyboard tester of the present invention;

Fig. 2 is the three-dimensional decomposition chart of the present invention's keyboard tester;

Fig. 3 is a front view, shows that this keyboard places between a pair of clamping element in the keyboard tester of the present invention, and is subjected to locating device to press down the state of location;

Fig. 4 is a partial exploded view, shows that pressure in this creation is by the structure of mechanism for testing;

Fig. 5 is the preferred application illustration of keyboard tester of the present invention;

Fig. 6 is the enforcement illustration of keyboard to be measured in Fig. 5 application examples;

Fig. 7 is a partial side view, and in the application examples of displayed map 5, this presses the state of proving installation pressure by the test keyboard of pressing;

Fig. 8 is a partial elevation view, shows to press among the present invention by mechanism for testing to adjust the state of its pressure by dynamics through a manograph pressure measurement.

Please join Fig. 1～shown in Figure 3, keyboard tester 100 of the present invention, comprise a casing 10, cover whole device in order to enclose, its kenel is regardless of, has an opening 11 in front end, and the bottom of front end, at least be provided with a trapped orbit 12, be fixed in both sides by screw A respectively for a pair of

clamping element

20 and 21, this

clamping element

20 and 21 section configuration are not limit, it cooperates keyboard B to be measured (consulting Fig. 3 and shown in Figure 6) section configuration and decides, and its distance between the two also cooperates the length of this keyboard B to be measured and decide, so can be via adjusting this

clamping element

20 and 21, and distance between the two, and the present invention's keyboard tester 100 is applied among the keyboard B to be measured of various kenel sizes.

At least one locating device 30, its kenel is regardless of, the embodiment cited in the present invention constituted by pneumatic cylinder element kenel, be located on the casing 10, cited in the present invention embodiment, be fixedly linked on the trapped orbit 30 of a L shape ' on, this trapped orbit 30 ' be fixedly linked on the said machine casing 10, and the fixed position of this locating device 30 also can be with the kenel difference of above-mentioned keyboard B to be measured, and the fixed position of horizontal level is adjusted slightly, and, on this locating device 30, be provided with a down-pressed pole 31 and platen 32, when being folded in above-mentioned

clamping element

20 and 21 in this keyboard B to be measured, from top to bottom action is pressed and is put fixing this keyboard B to be measured, sensing that it is detailed and operating state hereinafter to have detailed explanation, hold the back statement.

One cresset proving installation 40, it is linked to these above-mentioned two clamping elements 20 and 21 s' appropriate position, its kenel and size are regardless of, at the cited embodiment of the present invention is the kenel of many cresset tests, promptly there are not several OPTICAL SENSORS 41, (see also Fig. 3-Fig. 6) whether normally show for each display lamp B1 among the above-mentioned keyboard B to be measured of test, and the arrangement kenel of this OPTICAL SENSORS 41 and position also do not add and limit, can change with the kenel of this keyboard B to be measured and decide, and the fixed position of these cresset proving installation 40 integral body also can be adjusted with the display lamp B1 kenel difference of this keyboard B to be measured.On this cresset proving installation 40, also be provided with a sensor 42, its kenel is regardless of, the element that can be tool location sensings such as optoelectronic switch, proximity switch, microswitch constitutes, whether be placed in this

clamping element

20 and 21 with the above-mentioned keyboard B to be measured of sensing, to avoid external light source irradiation to make this OPTICAL SENSORS 41 form misoperations, also this locating device 30 of may command moves this keyboard B to be measured of clamping again after this B to be measured is placed in this two

clamping element

20 and 21 really simultaneously.

Please cooperate shown in Figure 4 again, one pressure is pressed proving installation 50, it comprises that the flexible pressure of some series is by element 51, its kenel is regardless of, at the cited embodiment of the present invention is the pneumatic cylinder kenel, and has an actuating strut 511, the motion of can controlled work stretching or contracting, it is terminal and be equipped with a flexible member 512 and press by element 513, with this flexible member 512 in pressing by element 513 with actuating strut 511 in stretching, when contracting motion, effect with elastic damping, promptly be by adjust flexible member 512 change this pressure by the pressure of element 513 by the dynamics size, and should flexiblely press, be provided with a caulking groove 515, be provided with a locking holes 516 in the caulking groove 515 in a side by also being combined with a holder 514 on the element 51.

This pressure is by proving installation 50 and comprise a positioning seat 52, its shape is regardless of, at the cited shape of the present invention is " L " shape, and a vertical component effect 521 is arranged, be provided with a slotted hole 522, so that the locking holes 516 in the holder 514 of above-mentioned various contractive pressure elements 51 can be worn locking respectively on this vertical component effect 521 in regular turn by screw A and packing ring C, make it become the fixing state (as shown in Figure 3) of upper and lower a series of ordering, and should should also have a horizontal part 523 in addition by seat 52 surely, be provided with plurality of fixed slotted hole 524.One sliding seat 53, respectively be provided with a linking part 531 in front and back ends, in be provided with a groove 532, with the groove 532 of this front end for the fixedly slotted hole 524 of the horizontal part 523 of above-mentioned positioning seat 52 kiss to after, in addition sealed by a screw A and packing ring C respectively, this positioning seat 52 can be fixed on this sliding seat 53, and this positioning seat 52 also can be with the kenel difference of keyboard B to be measured, and the fine setting of fixed position before and after doing.

One displacement mechanism 60, it is located at the appropriate position at

clamping element

20 and 21 rears, and has a CD-ROM drive motor 61, binding is with a moving track 62, and with these moving track 62 works of drive controlling back and forth movement back and forth, and the kenel of this moving track 62 is regardless of, can be the belt kenel constitutes, be parastate with this keyboard B to be measured,, on this moving track 62, do motion past back and forth, that return to drive this sliding seat 53 for being to link mutually with the linking part 531 of above-mentioned sliding seat 53.

One keyboard signal hookup mechanism 70, fixedly connected on said fixing track 12, and have some

binding jacks

71,72 and 73, signal cable joint (figure shows) with the keyboard B to be measured that supplies different kenels respectively connects, for example: ISA kenel keyboard or USB kenel keyboard, so that being drawn to be connected on the interpretation control gear 80 by signal, button B2 (the seeing also shown in Figure 6) pressure of keyboard B to be measured does interpretation.

Above-mentioned interpretation control gear 80, its kenel is regardless of, can be PLC programmable controller or PC PC kenel constitutes, accepting the button that the cresset test signal sent from above-mentioned cresset proving installation 40 and keyboard signal hookup mechanism 70 sent respectively presses by test signal, whether each the display lamp B1 with this keyboard B to be measured of interpretation normally lights, and each button B2 whether all just normal pressure by operating, and send correct character code, and when unusual, send a drive signal and send alert news for an alarming device 90.Above-mentioned interpretation control gear 80 cordings have the action of the above-mentioned pressure of control by proving installation 50 and displacement mechanism 60.

Above-mentioned alarming device 90, its kenel is regardless of, and cited in the present invention embodiment is constituted by the hummer kenel, accepting the control of this interpretation controller 80, and does the unusual caution of keyboard B test result to be measured.

Please cooperate Fig. 5 and shown in Figure 6 again, keyboard tester 100 of the present invention, mode of operation in practical application, the kenel of this keyboard B to be measured is regardless of, it is the keyboard of electronic equipment, be not to exceed with keyboard Type B attitude to be measured shown in Figure 6, in operation, be about to keyboard B to be measured as shown in Figure 6 and place this

clamping element

20 and 21, make the sensor 42 of this cresset proving installation 40 sense keyboard B to be measured and be placed in the location, then make this locating device 30 actions, keyboard 30 to be measured is gripped, and make this cresset proving installation 40 carry out test action earlier, promptly light earlier the test of demonstration at the display lamp B1 among this keyboard B to be measured, if abnormal occurrence takes place this moment, then no longer continue the test action of the button B2 of execution next step, directly send alarm signal by this interpretation control gear 80 and drive alarming device 90 actions, produce alarm sound, notify personnel to screen out, and can cooperate a pair of state display lamp D1 and D2 to show its fault or normal condition as fault.

Please consult shown in Figure 7 again; it carries out each button B2 test mode of keyboard B to be measured for keyboard tester 100 of the present invention; promptly in above-mentioned mode of operation shown in Figure 5; after the test that this cresset proving installation 40 is finished the display lamp B1 of keyboard B to be measured normally is as good as shape; above-mentioned pressure begins action by element 51 and carries out the pressure of button B2 of this keyboard B to be measured by test by flexible pressure of in the proving installation 50 each; make this actuating strut 511 not the pressure of end touch pressure one by one by the last button B2 of this keyboard B to be measured by element 513; and it is traversing along this moving track 62 to press proving installation 50 by this this pressure of displacement mechanism 60 drives; progressively to be pressed by test at all the button B2 among this keyboard B to be measured; and test signal delivered to this interpretation control gear 80; if the unusual or undesired pressure of any button B2 is arranged by signal; then drive this alarming device 90 and send the caution sound; and stop test action immediately; and this remarkable action or the button B2 data by malfunction of pressing will be recorded in this interpretation control gear 80 at once; be the state that can be read; in order to follow-up upkeep operation, can reach the effect that the present invention tests keyboard automatically.

Please cooperate shown in Figure 8 again, in the keyboard tester 100 of the present invention, this presses each flexible pressure of pressing in the proving installation 50 to press element 51, the pressure of these actuating strut 511 ends is pressed the pressure pressing force test mode of element 513, promptly press one by one and touch each pressure by element 513 with the contact pilotage 210 of a pressure gauge 200, its force value is shown on this pressure gauge 200, press dynamics for evenly consistent for each flexible flexible pressure of pressing the pressure of pressing element 51 to press element 513 of adjustment at any time, when making this button B2 press by test, unlikely formation erroneous judgement; In addition, be keyboard to different shaped state property matter, when doing test as the keyboard of the keyboard of mechanical contacts formula button or capacitance diaphragm button, can be at the pressure of the button B2 difference of this keyboard B to be measured by the dynamics demand, adjusted or changed and flexiblely to be pressed by the flexible member 512 on the actuating strut 511 of element 51, make this pressure press the pressure of the button B2 that presses on this keyboard B to be measured to can be suitably, make the pressure of this button B2 more accurate, to reduce the probability of erroneous judgement by test result by dynamics by element 513.

One-piece construction and operation instructions by above Fig. 1～proving installation 100 of the present invention shown in Figure 8, it demonstrates its creation spirit is to be to create one to test keyboard automatically and replace the device of artificial hand finger pressure by the test keyboard, make the keyboard product of electronic equipment, testing efficiency before dispatching from the factory and quality are able to further lifting.

Claims

1. keyboard tester is characterized in that it comprises:

A pair of clamping element, its two ends that are placed in can supply ccontaining keyboard to be measured between this two clamping element;

One location device, it is fixed this and places keyboard to be measured on the clamping element in order to insert and put;

Whether one cresset proving installation is located at the appropriate location between two clamping elements, has several OPTICAL SENSORS, show normally with the display lamp by this keyboard to be measured of OPTICAL SENSORS sensing;

One pressure is pressed proving installation, it includes, and some series are flexible presses by element, each flexible pressure has an actuating strut by element, can be subjected to this flexible pressure to do the action of stretching or contracting by element drives, this actuating strut end then contacts on the button of this keyboard to be measured, presses by the button of testing this keyboard to be measured with the action of stretching or contracting that cooperates this actuating strut;

One displacement mechanism, it has a moving track, parallel with this keyboard to be measured, and must do repeatedly action past, that return, and supply this pressure to press the proving installation binding, so that this pressure is able to along keyboard to be measured parallel displacement one by one by proving installation,, is treated each button of test keyboard one by one and do to press by test so that the pressure that should press each pressure of pressing proving installation to press the actuating strut end of element is pressed element;

One keyboard signal hookup mechanism, it is pressed by signal to detect its button in order to link the signal cable of above-mentioned keyboard to be measured;

One judging and controlling mechanism, whether it accepts the keyboard display lamp test signal to be measured of this cresset proving installation and the button of keyboard signal hookup mechanism is pressed by test signal, press by moving normally with the display lamp and the button of this keyboard to be measured of interpretation;

One alarming device, it is subjected to the driving of interpretation control gear, to do the display lamp and the unusual caution of actuation of keys interpretation of this keyboard to be measured.

2. keyboard tester as claimed in claim 1, it is characterized in that, this clamping element, locating device, cresset proving installation, press and press proving installation, displacement mechanism, keyboard signal hookup mechanism, interpretation control gear and alarming device, in enclosed by a casing to be overlying on.

3. keyboard tester as claimed in claim 2 is characterized in that, this casing front end has an opening.

4. keyboard tester as claimed in claim 2 is characterized in that, this casing front bottom end is provided with a trapped orbit.

5. as claim 1,4 described keyboard testers, it is characterized in that this a pair of clamping element and cresset proving installation are locked in this trapped orbit.

6. keyboard tester as claimed in claim 2 is characterized in that, is provided with a L shaped trapped orbit in this casing.

7. as claim 1,6 described keyboard testers, it is characterized in that this locating device is linked on this L shaped trapped orbit.

8. keyboard tester as claimed in claim 1 is characterized in that this locating device has a down-pressed pole and platen, puts fixing this keyboard to be measured from top to bottom to press.

9. as claim 1,8 described keyboard testers, it is characterized in that this locating device is that pneumatic cylinder constitutes.

10. whether keyboard tester as claimed in claim 1 is characterized in that, this cresset proving installation includes a sensor, place between two clamping elements with this keyboard to be measured of sensing.

11., it is characterized in that this sensor treats according to sensing whether keyboard is put as claim 1,10 described keyboard testers, keyboard to be measured made positioning and fixing to control this locating device.

12. keyboard tester as claimed in claim 1 is characterized in that, is equipped with a flexible member on the actuating strut of flexible pressure by element of this pressure by proving installation.

13. keyboard tester as claimed in claim 1 is characterized in that, this pressure has a holder by the flexible pressure of proving installation by linking on the element.

14. keyboard tester as claimed in claim 1 is characterized in that, this pressure has the positioning seat of a L shape by proving installation.

15. keyboard tester as claimed in claim 14 is characterized in that, this positioning seat has a vertical component effect, is provided with a slotted hole.

16., it is characterized in that this flexible slotted hole that is locked in the vertical component effect of this positioning seat by the holder of element of pressing as claim 13,15 described keyboard testers.

17. keyboard tester as claimed in claim 14 is characterized in that, this positioning seat has a horizontal part.

18. keyboard tester as claimed in claim 17 is characterized in that, the horizontal part of this positioning seat, and it and a sliding seat are sealed.

19., it is characterized in that the moving track of this sliding seat and this displacement mechanism is connected as claim 1,17 described keyboard testers.

20. keyboard tester as claimed in claim 1 is characterized in that, this displacement mechanism has a CD-ROM drive motor, moves to drive this moving track.

21. keyboard tester as claimed in claim 1 is characterized in that, this keyboard signal hookup mechanism includes several and links jack, to link the keyboard plug to be measured of different kenels.

22. keyboard tester as claimed in claim 1 is characterized in that, this interpretation control gear is that PLC programmable controller constitutes.

23. keyboard tester according to claim 1 is characterized in that, this interpretation control gear is the PC PC.

24. keyboard tester as claimed in claim 1 is characterized in that, this alarming device is a hummer.