CN210953363U

CN210953363U - Keyboard testing machine and keyboard detecting system

Info

Publication number: CN210953363U
Application number: CN201922048333.2U
Authority: CN
Inventors: 张文嵛
Original assignee: Shenzhen Guanwei Technology Co ltd
Current assignee: Shenzhen Guanwei Technology Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-07
Anticipated expiration: 2029-11-21

Abstract

The utility model provides a keyboard testing machine and keyboard detecting system, which comprises a frame, and a limiting seat, a pressing device, a sliding device and a sensing device which are arranged in the frame, wherein the limiting seat is fixed on the sliding device, the pressing device and the sensing device are positioned above the limiting seat, the pressing device comprises a first driving mechanism, a second driving mechanism, a lifting plate, a sliding seat and a pressing head, the first driving mechanism is fixed on the frame, the second driving mechanism is movably connected with the first driving mechanism through the lifting plate, the sliding seat is fixedly connected with the pressing head, the limiting seat comprises a fixed seat, a swinging seat and a lifting component, the swinging seat is movably arranged on the fixed seat, the lifting component comprises a lifting plate and a screw, the fixed seat is provided with a first through hole matched with the screw, the lifting plate is provided with a second through hole, the second through hole is positioned at the non-central position of the lifting plate, the screw sequentially penetrates the first through hole and the second through hole, the edge of the raising plate abuts against one side surface of the swing seat.

Description

Keyboard testing machine and keyboard detecting system

[ technical field ] A method for producing a semiconductor device

The utility model belongs to keyboard test field especially relates to a keyboard test machine and keyboard detecting system.

[ background of the invention ]

In the society with information-oriented and more widespread nowadays, keyboards are indispensable data input devices in various electronic products, and are commonly used in personal computers, notebook computers, and the like.

At present, the testing of keyboard keys mainly adopts manual or machine, the manual mode is manual testing, and the testing personnel need press each key in the keyboard, and the quality of keyboard is judged to the result of gathering again at last, and detection efficiency is low. When a machine is adopted to test the keyboard, a single air cylinder is usually adopted to drive the pressing head, the pressing head presses the keys of the keyboard to complete the pressing process, the test path from top to bottom is unchanged, however, in the daily operation of each person, when a large key is clicked, the central point of the key can be deviated frequently, when the keyboard is tested, the motion function of the keyboard testing machine is too single, the function of the sensor is single, the data obtained by the keyboard testing machine is not comprehensive, the test result deviates from the daily experience, and finally, the hand feeling of the keyboard is not reflected by the visual test data.

Therefore, there is a need for an improved keyboard tester and keyboard testing system.

[ Utility model ] content

The utility model overcomes prior art's is not enough, provides a test result more audio-visual keyboard test machine and keyboard detecting system.

In order to achieve the above object, the utility model provides a technical scheme that its technical problem adopted: the keyboard testing machine comprises a machine frame, and a limiting seat, a pressing device, a sliding device and an induction device which are arranged in the machine frame, wherein the limiting seat is fixed on the sliding device, the pressing device and the induction device are positioned above the limiting seat, the pressing device comprises a first driving mechanism, a second driving mechanism, a lifting plate, a sliding seat and a pressing head, the first driving mechanism is fixed on the machine frame, the second driving mechanism is movably connected with the first driving mechanism through the lifting plate, the sliding seat is fixedly connected with the pressing head, the first driving mechanism drives the lifting plate to drive the sliding seat to move along a first direction, the second driving mechanism drives the sliding seat to move along a second direction, the sliding device drives the limiting seat to move along a third direction, and the first direction, The second direction with third direction mutually perpendicular, spacing seat includes fixing base, swing seat and raises the subassembly, swing seat activity set up in the fixing base, raise the subassembly including raising board and screw, the fixing base be equipped with the first through-hole that the screw matches, it has seted up the second through-hole to raise the board, the second through-hole is located raise the non-central point of board and put, the screw penetrates in proper order first through-hole with the second through-hole with it is fixed to raise the board, raise the board the edge with a side surface butt of swing seat.

Preferably, the sensing device comprises a pressure sensor and a displacement sensor, and the pressure sensor and the displacement sensor are both fixedly connected with the pressing head.

Preferably, the first direction is a vertical direction, and the second direction and the third direction are both horizontal directions.

Preferably, the sliding device comprises a first guide rail, a sliding motor, a first motor fixing seat, a sliding shaft, a first conveying belt and a sliding fixing seat, the first guide rail is arranged in the horizontal direction, the sliding motor passes through the first motor fixing seat and is fixedly connected with the rack, the sliding fixing seat is fixed on the first guide rail, two ends of the sliding shaft are fixed at two ends of the wire limiting seat, the sliding fixing seat is movably connected with the sliding shaft, an output end of the sliding motor passes through the first conveying belt and is movably connected with the sliding shaft, and the sliding shaft is driven to drive the sliding shaft to drive the limiting seat to move in the third direction.

Preferably, first actuating mechanism is including pressing cylinder, lift axle and second guide rail, press cylinder, lift axle and second guide rail all to be fixed in the frame, the lifter plate with lift axle fixed connection, press cylinder's output with lift axle fixed connection, the second guide rail sets up for vertical direction, press the cylinder drive the lift axle drives the lifter plate is followed first direction motion.

Preferably, second actuating mechanism is including pushing motor, second motor fixing base, limiting plate, second conveyer belt, third guide rail and promotion axle, the pushing motor is fixed in on the second motor fixing base, the second motor fixing base passes through the limiting plate with lifter plate fixed connection, it passes through to promote the axle the second conveyer belt with the output swing joint who promotes the motor, the third guide rail set up for the horizontal direction and with sliding seat fixed connection, it is fixed in to promote the axle the sliding seat, be equipped with on the limiting plate with third guide rail complex spout piece, the pushing motor passes through the second conveyer belt drives the third guide rail passes through the spout piece is followed the second direction motion.

The utility model also provides a keyboard detecting system, keyboard detecting system include computer, display device and as above the keyboard test machine, computer respectively with the keyboard test machine with display device electric connection.

Preferably, the keyboard testing machine further comprises a fixing support, and the fixing support is fixed to the rack and used for placing the display device.

Compared with the prior art, the utility model discloses keyboard test machine is through setting up the spacing seat of adjustable one end height with fixed keyboard to and set up press device and with slider adjustment keyboard test position, combine the actual operating conditions, use the utility model discloses can be used to crowning frequency of use and great button in the test keyboard to test the button with the direction of pressing down of difference, rethread induction system responds to the data of pressing down in-process button, and the test data of gained is more directly perceived, and the test result of feeling is more accurate.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a keyboard detector provided by the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic view of an assembly structure of the limiting seat, the pressing device, the sliding device and the sensing device of the keyboard detecting machine according to the present invention;

fig. 4 is a schematic view of an assembly structure of the sliding device and the limiting seat of the keyboard detecting machine according to the present invention;

fig. 5 is a schematic structural view of a limiting seat of the keyboard detecting machine according to the present invention;

FIG. 6 is an exploded view of FIG. 5;

fig. 7 is a schematic view of an assembly structure of the pressing device and the sensing device of the keyboard detector according to the present invention;

FIG. 8 is an exploded view of FIG. 7;

fig. 9 is a schematic structural diagram of the keyboard detecting system provided by the present invention.

[ detailed description ] embodiments

In order to make the technical solution of the present invention better understood, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1, fig. 2 and fig. 3, the keyboard testing machine 100 includes a frame 1, a fixing bracket 7 disposed on the frame 1, and a limiting seat 3, a pressing device 4, a sliding device 5 and a sensing device 6 disposed in the frame 1, wherein the pressing device 4 includes a first driving mechanism 41, a second driving mechanism 42, a lifting plate 43, a sliding seat 44 and a pressing head 45, the lifting plate 43 further has a mounting opening 430, the sliding seat 44 is vertically and movably disposed on the mounting opening 44, the first driving mechanism 41 and the second driving mechanism 42 are movably connected through the lifting plate 43, the sliding seat 44 is fixedly connected with the pressing head 45, the first driving mechanism 41 drives the lifting plate 43 to drive the sliding seat 44 to move along a first direction, the second driving mechanism 42 drives the sliding seat 44 to move along a second direction, the first direction is vertical, the second direction is horizontal, and the three directions are perpendicular to each other.

In this embodiment, the sensing device 6 includes a pressure sensor (not shown) and a displacement sensor (not shown), and both the pressure sensor and the displacement sensor are fixed to the pressing head 45.

Referring to fig. 4, the sliding device 5 includes a first guide rail 51, a sliding motor 52, a first motor fixing seat 53, a sliding shaft 54, a first conveyor belt 55 and a sliding fixing seat 56, the first guide rail 51 is disposed in a horizontal direction, the sliding motor 52 is fixedly connected to the rack 1 through the first motor fixing seat 53, the sliding fixing seat 56 is fixed to the first guide rail 51, two ends of the sliding shaft 54 are fixed to two ends of the limiting seat 3, the sliding fixing seat 56 is movably connected to the sliding shaft 54, an output end of the sliding motor 52 is movably connected to the sliding shaft 54 through the first conveyor belt 55, and the sliding shaft 54 is driven to drive the limiting seat to slide along the third direction.

Referring to fig. 5 and 6, the limiting seat 3 includes a fixing seat 31, a swinging seat 32 and a lifting component 33, the fixing seat 31 is provided with an opening 310, the swinging seat 32 is movably disposed in the opening 310, the lifting component 33 includes a lifting plate 331 and a screw 332, the fixing seat 31 is provided with a first through hole 311 matched with the screw 332, the lifting plate 331 is provided with a second through hole 3310, the screw 332 sequentially penetrates through the first through hole 311 and the second through hole 3310 and is fixed to the lifting plate 331, an edge of the lifting plate 331 abuts against a side surface of the swinging seat 32, it should be noted that one side of the swinging seat 32 is provided with a mounting hole 320, and the fixing seat 31 is movably connected to the swinging seat 32 through a snap structure.

When the keyboard is placed on the limiting seat 3, the screw 332 is rotated to drive the lifting plate 331 to rotate, preferably, the lifting plate 331 is circular, the position of the second through hole 3310 is located at a non-central position of the lifting plate 331, so that with the rotation of the screw 332, the distance between the swinging seat 32 and the screw 332 is also changed, and finally, the adjustment of the height of one side of the keyboard is completed, and in order to prevent the swinging of the swinging seat 32 affected by the pressing device 4 in the testing process, the screw 332 and the lifting plate 331 are fixed through a nut.

Referring to fig. 7 and fig. 8, the first driving mechanism 41 includes a pressing cylinder 411, a lifting shaft 412, and a second guide rail 413, the pressing cylinder 411, the lifting shaft 412, and the second guide rail 413 are all fixed to the frame 1, the lifting plate 43 is fixedly connected to the lifting shaft 412, the second guide rail 413 is disposed in a vertical direction, an output end of the pressing cylinder 411 is fixedly connected to the lifting shaft 412, and the pressing cylinder 411 drives the lifting shaft 412 to drive the lifting plate 43 to move along the second guide rail 413 in the first direction.

The second driving mechanism 42 includes a pushing motor 421, a second motor fixing seat 422, a limiting plate 423, a second conveyor belt 424, a third guide rail 425 and a pushing shaft 426, the pushing motor 421 is fixed on the second motor fixing seat 422, the second motor fixing seat 422 is fixedly connected to the lifting plate 412 through the limiting plate 423, the pushing shaft 426 is movably connected to an output end of the pushing motor 421 through the second conveyor belt 424, the third guide rail 425 is horizontally arranged and fixedly connected to the sliding seat 44, the pushing shaft 426 is fixed to the sliding seat 44, a sliding groove block 427 matched with the third guide rail 425 is arranged on the limiting plate 423, and the pushing motor 421 drives the third guide rail 425 to move along the second direction through the sliding groove block 427 by the second conveyor belt 424.

Referring to fig. 9, the present invention further provides the keyboard testing system 200, wherein the keyboard testing system 200 includes a host computer (not shown), a display device 201 and the keyboard testing machine 100, the host computer is electrically connected to the keyboard testing machine 100 and the display device 201, respectively, and the display device 201 is disposed on the fixing bracket 8.

In this embodiment, because the sizes of some keys in the keyboard are different and the frequency of use is also different, the test method adopted by the test generally adopts a ten-point test method, and the principle of the test method is as follows: the keyboard is kept on a limiting seat in a factory leaving state, the height of the limiting seat 3 is adjusted to simulate the use of a human hand as a test scene, the pressing device 4 simulates the operation of vertically pressing by fingers, the sensing device 6 accurately captures the pressure change of each point in the whole pressing and rebounding process at slow and high sensitivity (100000 points/second) through the pressure sensor and the displacement sensor, the gram weight of the key is measured and a curve graph of a formed relation is measured, the deviation rate of an actually measured value and a theoretical value of a shaft body is calculated, the result of each index is counted, and finally, data deviation and the actual condition of the key are combined for analysis to confirm the smoothness degree, the consistency and the hand feeling characteristics of the whole key.

Specifically, firstly, a curve of a common key (X1 times of a keycap) is measured as a reference standard, then each test point of a big key (keys with balance structures such as a Space key, an Enter key, a Shift 2 key and a Backspace key) with the highest operation frequency is selected as a key test object, a curve graph actually measured by each big key is analyzed with the standard curve to obtain the total stroke, the total stroke pressure, the conduction stroke, the conduction pressure, the pretightening force and the single point score of each key, the deviation rate is calculated, and finally the quality of the hand feeling of the big key during the actual experience of the keyboard is obtained.

The working flow of the keyboard testing machine is as follows:

placing a keyboard to be tested on the limiting seat 3, adjusting the placing angle of the keyboard on the limiting seat 3 by rotating the screw 332, wherein the testing of the keyboard is closer to the actual operation process of a human body, the sliding motor 52 of the sliding device 5 is started to drive the first conveyor belt 55 to pull the sliding shaft 54, the sliding shaft 54 is connected with the first conveyor belt 55 through a bearing, the sliding shaft 54 is provided with a thread matched with the bearing, when the bearing rotates, the sliding shaft 54 moves and drives the limiting seat 3 to slide left and right, at this time, the pushing motor 421 drives the second conveyor belt 424, the second conveyor belt 424 pulls the pushing rod 426, the bearing is also arranged between the pushing rod 426 and the second conveyor belt 424, the pushing rod 426 drives the third pressing guide rail 425 to displace, so as to drive the head 45 to move along the second direction, after the position of the corresponding key is adjusted by the pressing head 45, the pressing cylinder 411 drives the lifting shaft 412 to move along the first direction, the sensing device 6 senses to test the pressure applied to the key by the pressing head 45 in the whole testing process and the pressing stroke of the key under the pressure slowly and highly sensitively and transmits the pressure to the computer host, and the computer host transmits the pressure to the display device 201 for displaying after analysis and processing, thereby completing the testing process.

Compared with the prior art, the utility model discloses keyboard test machine is through setting up the spacing seat of adjustable one end height with fixed keyboard to and set up press device and slider adjustment keyboard test position, combine the actual operation condition, use the utility model discloses can be used to test keyboard crowning frequency and great button to test the button with the direction of pressing down of difference, rethread induction system responds to the data of pressing down in-process button, and the test data of gained is more directly perceived, and the test result of feeling is more accurate.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims

1. A keyboard testing machine comprises a machine frame, and a limiting seat, a pressing device, a sliding device and an induction device which are arranged in the machine frame, wherein the limiting seat is fixed on the sliding device, the pressing device and the induction device are positioned above the limiting seat, the pressing device comprises a first driving mechanism, a second driving mechanism, a lifting plate, a sliding seat and a pressing head, the first driving mechanism is fixed on the machine frame, the second driving mechanism is movably connected with the first driving mechanism through the lifting plate, the sliding seat is fixedly connected with the pressing head, the first driving mechanism drives the lifting plate to drive the sliding seat to move along a first direction, the second driving mechanism drives the sliding seat to move along a second direction, the sliding device drives the limiting seat to move along a third direction, and the first direction, The second direction with third direction mutually perpendicular, its characterized in that, spacing seat includes fixing base, swing seat and raises the subassembly, swing seat activity set up in the fixing base, raise the subassembly including raising board and screw, the fixing base be equipped with the first through-hole that the screw matches, it has seted up the second through-hole to raise the board, the second through-hole is located raise the non-central point of board and put, the screw penetrates in proper order first through-hole with the second through-hole with it is fixed to raise the board, the edge of raising the board with a side surface butt of swing seat.

2. The keyboard testing machine of claim 1, wherein the sensing device comprises a pressure sensor and a displacement sensor, and both the pressure sensor and the displacement sensor are fixedly connected with the pressing head.

3. The keyboard testing machine of claim 1, wherein the first direction is a vertical direction, and the second direction and the third direction are both horizontal directions.

4. The keyboard testing machine of claim 1, wherein the sliding device includes a first guide rail, a sliding motor, a first motor fixing seat, a sliding shaft, a first conveyor belt, and a sliding fixing seat, the first guide rail is disposed in a horizontal direction, the sliding motor is fixedly connected to the rack through the first motor fixing seat, the sliding fixing seat is fixed to the first guide rail, two ends of the sliding shaft are fixed to two ends of the limiting seat, the sliding fixing seat is movably connected to the sliding shaft, and an output end of the sliding motor is movably connected to the sliding shaft through the first conveyor belt and drives the sliding shaft to drive the limiting seat to move along the third direction.

5. The keyboard testing machine of claim 1, wherein the first driving mechanism comprises a pressing cylinder, a lifting shaft, and a second guide rail, the pressing cylinder, the lifting shaft, and the second guide rail are all fixed to the frame, the lifting plate is fixedly connected to the lifting shaft, an output end of the pressing cylinder is fixedly connected to the lifting shaft, the second guide rail is vertically disposed, and the pressing cylinder drives the lifting shaft to drive the lifting plate to move along the first direction.

6. The keyboard testing machine of claim 1, wherein the second driving mechanism includes a pushing motor, a second motor fixing seat, a limiting plate, a second conveyor belt, a third guide rail, and a pushing shaft, the pushing motor is fixed to the second motor fixing seat, the second motor fixing seat is fixedly connected to the lifting plate through the limiting plate, the pushing shaft is movably connected to an output end of the pushing motor through the second conveyor belt, the third guide rail is horizontally disposed and fixedly connected to the sliding seat, the pushing shaft is fixed to the sliding seat, a sliding groove block engaged with the third guide rail is disposed on the limiting plate, and the pushing motor drives the third guide rail to move in the second direction through the sliding groove block through the second conveyor belt.

7. A keyboard inspection system, comprising a host computer, a display device and the keyboard tester as claimed in any one of claims 1 to 6, wherein the host computer is electrically connected to the keyboard tester and the display device, respectively.

8. The keyboard inspection system of claim 7, wherein the keyboard tester further comprises a fixing bracket fixed to the frame for placing the display device.