CN220271396U - Automatic testing device for keyboard keys - Google Patents

Abstract

The utility model belongs to the technical field of keyboard testing, in particular to an automatic keyboard key testing device, which comprises a rack, wherein a conveyor belt for conveying notebooks is arranged at the bottom of the rack, an electric sliding table is fixedly connected above the rack, an electric push rod I is fixedly connected on a sliding block of the electric sliding table, a testing component is arranged at the driving end of the electric push rod I, and the testing component comprises a spring telescopic rod; according to the utility model, the pressing test can be rapidly and comprehensively carried out by moving the plurality of transversely distributed detection wheels, compared with the prior art, the detection efficiency is higher, and meanwhile, the distance between the adjacent detection wheels can be adjusted by inserting and pulling the gaps between the transversely arranged adjacent keys, so that the device is suitable for detecting the keys of the multi-style notebook.

Description

Automatic testing device for keyboard keys

Technical Field

The utility model relates to the technical field of keyboard testing, in particular to an automatic testing device for keyboard keys.

Background

Before a notebook computer leaves a factory, performance of various aspects of the notebook computer needs to be tested. The function of the keyboard is normal or not, which affects the input signal, and the keyboard must be tested to determine whether the function of the keys of the notebook computer is normal, and the existing test equipment generally drives the pressing head to move downwards through the air cylinder, so as to complete the pressing action of the keys in the keyboard. However, when the test device is used for testing, the keys are easily damaged due to impact.

The traditional Chinese patent with the bulletin number of CN208459556U discloses a keyboard testing device which is used for testing notebooks conveyed by a conveying belt; the keyboard testing device comprises a rack, a limiting device for limiting the notebook, a fixing device for fixing the notebook and a testing mechanism; the testing mechanism comprises a roller assembly and a pressing head assembly, wherein the roller assembly can move relative to the rack and press keys of the notebook keyboard in a rolling manner; the pressing head assembly can move up and down relative to the frame to press the Fn key. The keyboard testing device is convenient to use and high in testing efficiency.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: the device performs the pressing test through a single roller and a pressing head, the testing efficiency is relatively low under the condition that the number of keys of the notebook is large, and the detection speed of the keys of the keyboard needs to be further improved and needs to be improved; therefore, an automatic testing device for keyboard keys is provided for the problems.

Disclosure of Invention

In order to overcome the defects of the prior art and solve the technical problems, the utility model provides an automatic testing device for keyboard keys.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses an automatic keyboard key testing device, which comprises a rack, wherein a conveyor belt for conveying notebooks is arranged at the bottom of the rack, an electric sliding table is fixedly connected above the rack, an electric push rod I is fixedly connected on a sliding block of the electric sliding table, a testing component is arranged at the driving end of the electric push rod I, the testing component comprises a spring telescopic rod, an alignment component is symmetrically arranged below the rack, the alignment component comprises a positioning arm I, an electric push rod II is fixedly connected to the side wall of the positioning arm I, and the electric push rod II is fixedly arranged on the lower side wall of the rack.

Preferably, the bottom fixedly connected with connecting seat of spring telescopic link, and the connecting seat is established to L shape, the downside of connecting seat is connected with the detection roller in a sliding way.

Preferably, the side wall of the connecting seat is fixedly connected with an electric push rod III, and the driving end of the electric push rod III is fixedly connected with the detection roller.

Preferably, the bottom of detection roller has seted up the locating hole of a plurality of equidistance distribution, the inside fixedly connected with magnetic path of locating hole.

Preferably, the test assembly further comprises a detection wheel, the top of the detection wheel is fixedly connected with a connecting column, and the connecting column is made of ferromagnetic materials.

Preferably, the inside rotation of positioning arm one is connected with two-way lead screw, the both sides of positioning arm one are sliding connection respectively and are had positioning arm two, and positioning arm two and two-way lead screw threaded connection.

Preferably, the side wall of the first positioning arm is fixedly connected with a servo motor, and the driving end of the servo motor is fixedly connected with one end of the bidirectional screw rod.

The utility model has the advantages that:

1. according to the utility model, the pressing test can be rapidly and comprehensively carried out by moving the plurality of transversely distributed detection wheels, compared with the prior art, the detection efficiency is higher, and meanwhile, the distance between the adjacent detection wheels can be adjusted by inserting and pulling the gaps between the transversely arranged adjacent keys, so that the device is suitable for detecting the keys of the multi-style notebook.

2. According to the utility model, the first positioning arm is pushed against the front end and the rear end of the notebook through the second electric push rod, and the servo motor drives the bidirectional screw rod to rotate, so that the second positioning arm slides against the left side and the right side of the notebook, the position of the notebook is accurately positioned, and the accuracy of key detection is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a bottom view of FIG. 1 of the present utility model;

FIG. 3 is a schematic diagram of a test assembly according to the present utility model;

FIG. 4 is a schematic view of the structure of the detecting roller and detecting wheel according to the present utility model;

fig. 5 is a schematic structural diagram of an alignment device according to the present utility model.

In the figure: 1. a frame; 2. an electric sliding table; 3. an electric push rod I; 4. a testing component; 41. a spring telescoping rod; 42. a connecting seat; 43. a detection roller; 44. an electric push rod III; 45. a positioning port; 47. a detection wheel; 48. a connecting column; 5. an alignment assembly; 51. positioning an arm I; 52. an electric push rod II; 53. a bidirectional screw rod; 54. a positioning arm II; 55. a servo motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an automatic testing device for keyboard keys comprises a frame 1, a conveyor belt for conveying notebooks is installed at the bottom of the frame 1, an electric sliding table 2 is fixedly connected to the upper portion of the frame 1, an electric first push rod 3 is fixedly connected to a sliding block of the electric sliding table 2, a testing component 4 is installed at the driving end of the electric first push rod 3, the testing component 4 comprises a spring telescopic rod 41, an alignment component 5 is symmetrically installed below the frame 1, the alignment component 5 comprises a first positioning arm 51, an electric second push rod 52 is fixedly connected to the side wall of the first positioning arm 51, the electric second push rod 52 is fixedly installed on the lower side wall of the frame 1, the notebooks are conveyed to the lower portion of the frame 1 through the conveyor belt for key detection, the electric first push rod 3 runs to lower the height of a detection wheel 47, the electric sliding table 2 runs to enable the detection wheel 47 to slide horizontally to perform an overall pressing test on a keyboard region, the spring telescopic rod 41 avoids key damage caused by overlarge extrusion force, a detection rotating piece in the notebook to receive key signals, and key function tests are performed.

The bottom end of the spring telescopic rod 41 is fixedly connected with a connecting seat 42, the connecting seat 42 is L-shaped, and a detection roller 43 is slidingly connected with the lower side of the connecting seat 42.

The side wall of the connecting seat 42 is fixedly connected with a third electric push rod 44, the driving end of the third electric push rod 44 is fixedly connected with the detection roller 43, and the third electric push rod 44 drives the detection roller 43 to slide, so that the detection area of the detection wheel 47 is integrally adjusted.

The bottom of detecting roller 43 has offered the locating hole 45 that a plurality of equidistance distributes, the inside fixedly connected with magnetic path of locating hole 45 is through a plurality of transversely distributed's detecting wheel 47 can be quick and comprehensive the test of pressing down in the removal, compare in prior art, detection efficiency is higher, can plug the distance between the adjacent detecting wheel 47 of adjustment through the space between the adjacent button of horizontal row simultaneously, be applicable to the notebook button detection of many styles and use, through installing the detecting wheel 47 of different quantity, be applicable to multiple detection mode, compare in prior art flexibility higher.

The test assembly 4 further comprises a detection wheel 47, a connecting column 48 is fixedly connected to the top of the detection wheel 47, the connecting column 48 is made of ferromagnetic materials, the connecting column 48 is inserted into the positioning opening 45, and the connecting column 48 is adsorbed through a magnetic block.

The inside rotation of positioning arm one 51 is connected with two-way lead screw 53, the both sides of positioning arm one 51 are sliding connection respectively has positioning arm two 54, and positioning arm two 54 and two-way lead screw 53 threaded connection, promotes positioning arm one 51 through electric putter two 52 and supports the front and back end of notebook, drives two-way lead screw 53 through servo motor 55 and rotates, makes positioning arm two 54 slide the left and right sides of supporting the notebook, and then carries out the accurate positioning to the position of notebook, improves button detection accuracy nature.

The side wall of the first positioning arm 51 is fixedly connected with a servo motor 55, and the driving end of the servo motor 55 is fixedly connected with one end of a bidirectional screw 53.

All parts in the device are controlled by a PLC control system

According to the working principle, a notebook is conveyed to the lower portion of the rack 1 through a conveying belt to carry out key detection, the first positioning arm 51 is pushed to abut against the front end and the rear end of the notebook through the second electric push rod 52, the two-way screw 53 is driven to rotate through the servo motor 55, the second positioning arm 54 is enabled to slide to abut against the left side and the right side of the notebook, the position of the notebook is accurately positioned, and the key detection accuracy is improved

The height of detecting wheel 47 is adjusted down in electric putter one 3 operation, electric slipway 2 operation makes detecting wheel 47 horizontal slip carry out whole pressing test to the keyboard region, avoid the extrusion force too big to cause the button damage through spring telescopic link 41, receive the button signal through waiting to detect the detection commentaries on classics piece in the notebook, and carry out button functional test, can press the test fast and comprehensively in the removal through a plurality of transversely distributed detecting wheels 47, compared with prior art, detection efficiency is higher, simultaneously can plug the distance between the adjacent detecting wheel 47 of adjustment through the space between the adjacent button of horizontal row, be applicable to the notebook button detection of many styles and use, through installing the detecting wheel 47 of different quantity, be applicable to multiple detection mode, compared with prior art flexibility is higher.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. The utility model provides a keyboard button automatic testing device, includes frame (1), its characterized in that: the bottom of the frame (1) is provided with a conveyor belt for conveying notebooks, an electric sliding table (2) is fixedly connected above the frame (1), an electric push rod I (3) is fixedly connected on a sliding block of the electric sliding table (2), a test component (4) is arranged at the driving end of the electric push rod I (3), the testing component (4) comprises a spring telescopic rod (41), the aligning component (5) is symmetrically arranged below the frame (1), the aligning component (5) comprises a first positioning arm (51), an electric push rod II (52) is fixedly connected to the side wall of the first positioning arm (51), and the electric push rod II (52) is fixedly arranged on the lower side wall of the frame (1).

2. The automatic test equipment for key presses of a keyboard according to claim 1, wherein: the bottom end of the spring telescopic rod (41) is fixedly connected with a connecting seat (42), the connecting seat (42) is L-shaped, and a detection roller (43) is connected to the lower side of the connecting seat (42) in a sliding mode.

3. The automatic test equipment for key presses of a keyboard as defined in claim 2, wherein: the side wall of the connecting seat (42) is fixedly connected with an electric push rod III (44), and the driving end of the electric push rod III (44) is fixedly connected with the detection roller (43).

4. The automatic test equipment for keys of a keyboard according to claim 3, wherein: the bottom of detection roller (43) has seted up a plurality of equidistance and has distributed locating opening (45), the inside fixedly connected with magnetic path of locating opening (45).

5. The automatic test equipment for key presses of a keyboard according to claim 1, wherein: the testing assembly (4) further comprises a detection wheel (47), a connecting column (48) is fixedly connected to the top of the detection wheel (47), and the connecting column (48) is made of ferromagnetic materials.

6. The automatic test equipment for key presses of a keyboard according to claim 1, wherein: the inside rotation of positioning arm one (51) is connected with two-way lead screw (53), the both sides of positioning arm one (51) are sliding connection respectively has positioning arm two (54), and positioning arm two (54) and two-way lead screw (53) threaded connection.

7. The automatic test equipment for keys of a keyboard according to claim 6, wherein: the side wall of the first positioning arm (51) is fixedly connected with a servo motor (55), and the driving end of the servo motor (55) is fixedly connected with one end of a bidirectional screw rod (53).