CN205562602U - Touch -sensitive screen testing arrangement of general serial control - Google Patents

Abstract

The utility model provides a universal serial control touch screen testing device, comprising: a frame, the two opposite sides of which are respectively used as the first Y-axis track and the second Y-axis track; two Y-axis sliders, which are respectively installed on On the first Y-axis track and the second Y-axis track; on the X-axis track, its two ends are respectively installed on two Y-axis sliders; the actuator slider is installed on the X-axis track; the touch device is installed on the actuator On the slider; the touch pen is connected to the end of the touch device, and the device realizes the touch action through the touch device; the control circuit analyzes and generates a control signal to the drive mechanism and the touch device through the general serial control or reads the pre-stored action The device is used to drive the Y-axis slider and the actuator slider to make plane movements, drive the touch device to run and drive the above-mentioned touch pen to move up and down, so as to achieve the test action on the touch screen. The utility model has high implementation freedom, easy implementation, easy maintenance and low cost, and is suitable for personal testing and school teaching.

Description

Universal Serial Controlled Touch Screen Test Set

technical field

The utility model relates to a touch screen test device, in particular to a universal serial control touch screen test device.

Background technique

Electronic products such as tablets and smart phones currently produced are equipped with touch screens, and the screens need to be tested after production; after the software applications running on them are developed, they also need to be tested through touch screen input.

Existing testing methods include: using a measuring fixture to clamp the touch screen of the electronic device, and then manually testing. This not only requires a lot of money for fixture development, but also requires a lot of manpower for repeated testing, which makes product testing inefficient; there is also a testing device controlled by an industrial computer. This kind of test device needs to be additionally configured with an industrial computer and learned to use, which is not conducive to personal use, school teaching and cost control.

After searching, the Chinese invention application with the application number CN201410318061.2 discloses a touch screen testing device, which includes: a workbench including a substrate and a bracket arranged on the substrate; a stylus , which is movable on the bracket; a slide rail, which is arranged on the substrate, and the tested machine slides on the slide rail; an industrial computer, which has a control unit, and the control unit sends a control command, The stylus and the machine under test move according to the control instruction. But this patent adopts the testing device controlled by industrial computer equally, can't solve the above-mentioned problem.

The Chinese utility model patent with the application number CN200620017226.3 discloses a touch screen testing device, including an analog-to-digital conversion module, a single-chip microcomputer, a serial port and a touch screen interface module. The touch screen is controlled by the analog-to-digital conversion module combined with the single-chip microcomputer, and the touch screen is simulated on the PC through the serial port communication with the PC, so as to achieve the purpose of testing the touch screen on the PC. However, this patent needs to connect the touch screen with the data conversion module, and cannot test the assembled touch screen on the smart device.

In view of this, it is necessary to develop a touch screen testing device: it is suitable for various types of electronic products without the need to develop fixtures, it is controlled by a computer universal serial bus, saves various costs such as manpower, and is easy to use and promote.

Utility model content

Aiming at the defects in the prior art, the purpose of this utility model is to provide a universal serial control touch screen testing device, the testing device is small in size and low in cost, and the upper computer can be used only by supporting the universal serial bus, which is suitable for personal , Teaching use and promotion.

The utility model provides a universal serial control touch screen testing device, the device comprises:

A frame, the two opposite sides of which serve as the first Y-axis track and the second Y-axis track respectively;

There are two Y-axis sliders, which are respectively installed on the first Y-axis track and the second Y-axis track;

The X-axis track is installed on two Y-axis sliders at both ends;

Actuator slider, installed on the X-axis track;

touch device, installed on the actuator slider;

The touch pen is connected to the end of the touch device, and the device realizes the touch action through the touch device;

The control circuit, through general serial control or reading pre-stored actions, analyzes and generates control signals and sends them to the drive mechanism and touch device to drive the Y-axis slider and actuator slider to make plane movements, drive the touch device to run and drive the above-mentioned The touch pen moves up and down to achieve the test action on the touch screen.

Preferably, the Y-axis slider moves in a plane, which means: the two Y-axis sliders are respectively the first Y-axis slider and the second Y-axis slider, and the first Y-axis slider and the second Y-axis slider The blocks are respectively driven by the drive mechanism and slide along the first Y-axis track and the second Y-axis track respectively, that is, the movement of the first Y-axis slider and the second Y-axis slider along the Y-axis direction; the first Y-axis slider and the The movement of the second Y-axis slider along the Y-axis direction drives the X-axis track to move in the Y-axis direction.

Preferably, the actuator slider moves in a plane, which means: the actuator slider is driven by a driving mechanism to slide along the X-axis direction; at the same time, the X-axis track is driven along the Y axis by two Y-axis sliders. Axis movement, so as to realize the movement of the actuator slider along the Y-axis direction.

More preferably, the movement of the actuator slider along the X-axis track is perpendicular to the moving directions along the first Y-axis track and the second Y-axis track; during implementation, the electronic device to be tested remains stationary, and the X-axis track moves along the The first Y-axis orbit and the second Y-axis orbit perpendicular to it move, and the movement of the X-axis orbit is independent of the movement of the first Y-axis orbit and the second Y-axis orbit.

Preferably, there are three driving mechanisms, and the three driving mechanisms all include: a stepping motor, a synchronous belt, a synchronizing wheel and a pulley, wherein: the stepping motor is installed on the two Y-axis sliders and the actuator slider respectively, The output end of the stepping motor is connected to the synchronous wheel, which is connected to the pulley through the synchronous belt. On the two Y-axis sliders and the actuator slider.

Preferably, the touch device is installed on the actuator slider, and the sliding of the actuator slider along the X-axis or the Y-axis direction drives the sliding of the touch device along the X-axis or the Y-axis direction.

Preferably, the stylus is connected to the end of the touch device through a coupling; the stylus imitates the action of pressing and lifting through the switching of the circuit of the touch device.

Preferably, the control circuit includes: a controller, a driver chip and a DC power supply, wherein:

The controller is used to analyze the general-purpose serial port command sent by the host computer, and convert it into a stepper motor control pulse and a touch device switch signal;

The drive chip is used to convert the control pulse signal transformed by the controller into power electricity for driving the stepper motor, and drive the stepper motor and touch device to run;

The DC power supply is used to convert commercial power into a DC power supply for use by stepping motors, touch devices and control circuits.

Preferably, the device further includes support members, the support members are installed at the four corners of the frame to support the whole device.

Preferably, the device further includes an upper panel, the upper panel is placed on the middle and upper layers of the frame, and is used to carry the electronic device to be tested including a touch screen.

Preferably, the device further includes a lower panel, the lower panel is hoisted on the lower part of the frame for carrying the control circuit.

Preferably, the first Y-axis slider, the second Y-axis slider, and the actuator slider are made of acrylic material.

Compared with the prior art, the utility model has the following beneficial effects:

The device described in the utility model has a simple structure, is easy to maintain, and is convenient to use; before the test, there is no need to make separate fixtures for different models, which saves time and financial resources. It only needs to be controlled by a computer that supports the Universal Serial Bus, and can be used online or offline. Flexible and convenient; no manual intervention is required after the program design is completed, saving manpower.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the structural representation of an embodiment of the utility model;

Fig. 2 is the structural front view of an embodiment of the utility model;

Fig. 3 is a schematic diagram of circuit connection of an embodiment of the utility model;

In the figure: aluminum frame 1, supporting part 2, Y-axis slider 3, X-axis track 4, actuator slider 5, stepper motor 6, electromagnet 7, touch pen 8, upper panel 9, lower panel 10, Pulley 11, synchronous belt 12, synchronous wheel 13, copper column 14, control circuit 15, first Y-axis track 31, second Y-axis track 32.

detailed description

The utility model is described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the utility model, but do not limit the utility model in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present utility model. These all belong to the protection domain of the present utility model.

As shown in Figure 1 and Figure 2, a universal serial control touch screen test device includes:

The frame 1, its two opposite sides are respectively used as the first Y-axis track 31 and the second Y-axis track 32;

There are two Y-axis sliders 3, which are respectively installed on the first Y-axis track 31 and the second Y-axis track 32;

X-axis track 4, the two ends of which are installed on two Y-axis sliders 3 respectively

The actuator slider 5 is installed on the X-axis track;

The touch device is installed on the actuator slider; in an embodiment, it can be realized by using an electromagnet 7 .

The touch pen 8 is connected to the end of the touch device, and the device realizes the touch action through the touch device;

The control circuit 15, through general serial control or reading pre-stored actions, analyzes and generates control signals and sends them to the drive mechanism and touch device to drive the Y-axis slider and the actuator slider to do plane movement, drive the touch device to run and drive The touch pen moves up and down to achieve a test action on the touch screen.

In a preferred embodiment, the frame 1 may be a rectangular aluminum frame.

In another preferred embodiment, the Y-axis sliders 3 are acrylic sliders respectively arranged on the two Y-axis rails, and the two Y-axis sliders 3 carry a stepping motor 6 respectively, The stepper motor 6 is connected to the synchronous wheel 13, and the synchronous wheel 13 is connected to the pulley 11 through the synchronous belt 12. The pulley 11 is installed on the Y-axis slider 3 and contacts the Y-axis track; the stepper motor 6 drives the synchronous wheel 13 to rotate, and the synchronous wheel 13 passes The synchronous belt 12 drives the pulley 11 to slide along the Y-axis track, thereby realizing the movement of the Y-axis slider 3 . The stepper motor 6, the synchronous wheel 13, the pulley 11 etc. constitute the driving mechanism.

In another preferred embodiment, the X-axis track 4 is a 2040 aluminum profile disposed on the first Y-axis track and the second Y-axis track, and is used to carry the actuator slider 5 .

In another preferred embodiment, the actuator slider 5 is an acrylic slider arranged on the X-axis track 4, and a stepper motor 6 is carried on the actuator slider 5, and the stepper motor 6 is connected to The synchronous wheel 13, the synchronous wheel 13 is connected to the pulley 11 through the synchronous belt 12, the pulley 11 is installed on the X-axis slider 5 and contacts the X-axis track 4; the stepper motor 6 drives the synchronous wheel 13 to rotate, and the synchronous wheel 13 is driven by the synchronous belt 12 The pulley 11 slides along the X-axis track 4 to realize the movement of the actuator slider 5 .

In another preferred embodiment, the electromagnet 7 is used as a touch device and is placed on the actuator slider 5. The end of the electromagnet 7 is concentrically connected to a touch pen 8 through a coupling. Continuously realize the imitation of pressing and lifting actions.

In another preferred embodiment, the device further includes a supporting part 2, which is an acrylic support installed at the four corners of the aluminum frame 1, and is used to support the entire testing device.

In another preferred embodiment, the device further includes an upper panel 9, the upper panel 9 is an aluminum plate placed on the middle and upper layers of the aluminum frame 1, which is used to carry the touch screen of the tablet computer and smart phone to be tested. Electronic equipment.

In another preferred embodiment, the device further includes a lower panel 10 , the lower panel 10 is an aluminum plate suspended under the aluminum frame 1 through copper pillars 14 , and is used to carry a control circuit 15 . The control circuit 15 is installed on the lower panel 10, and the driving mechanism is driven to realize the Y-axis slider 3 and the actuator slider 5 through the upper computer sending instructions or reading pre-stored instructions, which can imitate human single-finger operation on the touch screen to complete various tasks. class test.

As shown in Figure 3, in a preferred embodiment, the control circuit 15 includes the following components:

1 piece of Arduino Nano controller: analyze the general serial port command sent by the host computer, and convert it into the control pulse of the stepper motor 6 and the switch signal of the electromagnet 7;

Two pieces of A4983 drive chips: convert the above-mentioned control pulse signal into power electricity that can drive the stepper motor 6, and drive the stepper motor 6 and the electromagnet 7 to run;

12V DC power supply: convert mains power into 12V DC power supply for stepper motor 6, electromagnet 7 and control circuit 15 to use.

In the above embodiment, the two directions of the planar movement of the actuator slider 5 are perpendicular to each other. During the implementation, the electronic device to be tested remains stationary, and the X-axis track 4 moves along the Y-axis perpendicular to it, and the two-axis movements are independent of each other. .

In the above embodiments, the aluminum frame 1 , the X-axis track 4 , the upper panel 9 and the lower panel 10 include but are not limited to aluminum materials. Aluminum profiles are lighter and easier to process than stainless steel; the upper panel 9 and the lower panel 10 can also be replaced by acrylic boards and wood boards.

In the above embodiments, the support member 2, the Y-axis slider 3, and the actuator slider 5 include but are not limited to acrylic. However, certain structural strength requirements must be guaranteed.

In the above embodiment, the aluminum frame 1 is a rectangular frame composed of two 2020 aluminum profiles and two 2040 aluminum profiles, wherein the two 2040 aluminum profiles serve as Y-axis rails.

When the device is in use, put the electronic equipment to be tested flat on the upper panel 9, turn on the power supply of the control circuit 15, and the control circuit 15 can read the instructions of the upper computer online through the serial port or read the instruction files stored before offline, The command is analyzed by the control circuit 15, and the corresponding control signal is generated and output to the drive mechanism, and finally the stepping motor 6 and the electromagnet 7 are driven to run, and the planar movement of the actuator slider 5 on the X-axis track 4 and the Y-axis track and the touch pen are generated. 8 up and down movement, so as to realize the test operation of the touch screen. The technician can obtain the image displayed by the electronic equipment to be tested on the computer, combine the device to form an intelligent equipment testing system, and realize the test of the touch screen of the electronic equipment to be tested and the software on it.

The utility model has the advantages of simple structure, easy maintenance and convenient use; before the test, there is no need to make separate fixtures for different models, which saves time and financial resources. It only needs to be controlled by a computer supporting the universal serial bus, and can be used online or offline, which is flexible and convenient; After the program design is completed, there is no need for manual intervention, saving manpower.

The specific embodiments of the present utility model have been described above. It should be understood that the utility model is not limited to the above-mentioned specific embodiments, and those skilled in the art can make various changes or modifications within the scope of the claims, which does not affect the essence of the utility model.

Claims (10)

1. the testing device for touch screens that a general serial controls, it is characterised in that including:

Framework, two opposite side is respectively as the first Y-axis track and the second Y-axis track；

Y-axis slide block, has two pieces, is respectively arranged on the first Y-axis track and the second Y-axis track；

X-axis track, its two ends are separately mounted on two pieces of Y-axis slide blocks；

Executor's slide block, is arranged on X-axis track；

Touch device, be arranged on executor's slide block；

Felt pen, is connected to touch the end of device, and described device realizes striking action by touching device；

Control circuit, is prestored action by general serial control or reading, resolves and produce control signal and issue driving Mechanism and touch device, in order to drive Y-axis slide block, executor's slide block to do plane motion, drive touch device to run and drive Above-mentioned felt pen moves up and down, and reaches the test action to touch screen.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Y-axis slide block does plane motion, refers to: two pieces of Y-axis slide blocks are respectively the first Y-axis slide block and the second Y-axis slide block, the One Y-axis slide block and the second Y-axis slide block are driven by drive mechanism respectively, respectively along the first Y-axis track and the second Y-axis Slide, the i.e. first Y-axis slide block and the second Y-axis slide block are along the movement of Y direction；First Y-axis slide block and second Y-axis slide block, along the movement of Y direction, drives X-axis track to realize the movement of Y direction.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Executor's slide block does plane motion, refers to: described executor's slide block is driven by drive mechanism, it is achieved along X-direction Slip；X-axis track moves along Y direction under two Y-axis slide blocks drive simultaneously, thus realizes executor's slide block Movement along Y direction.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Executor's slide block moves along X-axis track and is mutually perpendicular to the moving direction along the first Y-axis track, the second Y-axis track； During enforcement, electronic equipment to be tested remains stationary as, X-axis track along the first Y-axis track normal thereto, second Y-axis track moves, and the motion of X-axis track is separate with the motion of the first Y-axis track, the second Y-axis track.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Drive mechanism has three, and three drive mechanisms all include: motor, Timing Belt, synchronization wheel and pulley, wherein: Motor is separately mounted on two Y-axis slide blocks and executor's slide block, and the outfan of motor connects synchronization wheel, Synchronize wheel to be connected with pulley by Timing Belt, the tensioning of Timing Belt two ends, be separately fixed at the first Y-axis track, the 2nd Y Axle track and X-axis track two ends, pulley is separately mounted on two pieces of Y-axis slide blocks and executor's slide block.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Touching device, be arranged on executor's slide block, executor's slide block is along X-axis or the slip of Y direction thus drives touch device Along X-axis or the slip of Y direction；

Described felt pen is connected to touch the end of device by shaft coupling, and felt pen is real by the break-make touching device circuit Now imitate the action pressed and lift.

The testing device for touch screens that a kind of general serial controls, it is characterised in that described Control circuit includes: controller, driving chip and DC source, wherein:

The universal serial port instruction that described controller comes for resolving host computer to send, is translated into step motor control Pulse and touch device switching signal；

Described driving chip for being converted into the power of drive stepping motor by the control wave that controller converts Electricity, drive stepping motor is run with touching device；

Described DC source for being converted to DC source for motor, touch device and control circuit by civil power.

8. the testing device for touch screens controlled according to a kind of general serial described in any one of claim 1-7, its feature exists In, described device farther includes support member, and described support member is installed on the corner of framework, is used for supporting whole Individual device.

9. the testing device for touch screens controlled according to a kind of general serial described in any one of claim 1-7, its feature exists In, described device farther includes top panel, and described top panel is positioned over framework at the middle and upper levels, for carrying containing touching The electronic equipment to be tested of screen.

10. the testing device for touch screens controlled according to a kind of general serial described in any one of claim 1-7, its feature exists In, described device farther includes lower panel, and described lower panel is lifted on lower frame, is used for carrying control circuit.