CN209462607U - A kind of vehicle-mounted Android host test platform - Google Patents
A kind of vehicle-mounted Android host test platform Download PDFInfo
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- CN209462607U CN209462607U CN201920509546.8U CN201920509546U CN209462607U CN 209462607 U CN209462607 U CN 209462607U CN 201920509546 U CN201920509546 U CN 201920509546U CN 209462607 U CN209462607 U CN 209462607U
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Abstract
The utility model belongs to the testing equipment field of vehicle-mounted audio host, more particularly to a kind of vehicle-mounted Android host test platform, it include: darkroom, block extraneous light, prevent light from forming the acquisition of reflected light interference camera on the touchscreen, camera bracket is installed at the top of darkroom, the camera of screen image is touched for fixed acquisition main system of audio, a round is opened on bracket, in order to adjust position and the angle of camera, one or three shaft mechanical arms are set in darkroom, a stylus is clamped in the end of the three shaft mechanicals arm, so that stylus is moved upwards in tri- sides XYZ, simulate the touch operation of finger, the camera is mounted on the surface of touch screen, comprising the upper and lower level below entire touch screen and darkroom for placing test circuit in the visual field, the structure is simply easy design, convenient for operating with.
Description
Technical field
The utility model belongs to the testing equipment field more particularly to a kind of vehicle-mounted Android host test of vehicle-mounted audio host
Platform.
Background technique
Whether vehicle-mounted audio host should carry out final test after being completed, up to standard to detect host performance.Traditional vehicle
Host function is carried based on the audio playing functions such as radio, CD music, USB music, function is simple, and user only needs to press master
Several buttons on machine front panel can be achieved with the functions such as volume plus-minus, search rate, channel switching, common when this is also test
Operation.Existing test method is design test instruction mostly to realize that corresponding operation, the defect of traditional test mode exist
In host designer needs to design special diagnostic instruction, and having among these is greatly for simulating human-computer interaction
The characteristics of instruction, these interactive instructions can all be inputted by touch screen reaches identical effect, increases designer
Workload.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of vehicle-mounted Android host test platforms, solve testboard
Design difficulty, it is simple to provide a kind of design, tests easily test structure.
The utility model is realized in this way a kind of vehicle-mounted Android host test platform, comprising: extraneous light is blocked in darkroom,
It prevents light from forming the acquisition of reflected light interference camera on the touchscreen, camera bracket is installed at the top of darkroom, for fixing
The camera that main system of audio touches screen image is acquired, opens a round on bracket, in order to adjust position and the angle of camera, secretly
One or three shaft mechanical arms are set in room, a stylus are clamped in the end of the three shaft mechanicals arm, so that stylus is in tri- sides XYZ
It moves upwards, simulates the touch operation of finger, the camera is mounted on the surface of touch screen, includes entire touching in the visual field
Screen is touched,
The display of Computer display is set in the exterior side wall of darkroom, a host fixture stand is set, is an inclined surface, is convenient for
It is put into tested host, fixture is set on the inclined surface, tested host is put into after being clamped in fixture, is set in inclined surface bottom end
Setting a cylinder pushes wiring probe and the host of inclined surface to connect, and is connected into host in test circuit.
Further, the darkroom is arranged on platform, and the platform is respectively upper layer and lower layer space, and upper space is placed
Host peripheral module, signal generator, capture card, ohmic load, mechanical key analog circuit are convenient for and the wiring phase on platform
Connection, lower layer place computer, DC power supply and ammeter, ammeter and are connected in the power supply circuit of tested host, are used for
Test the maximum operating currenbt and standby current of tested host.
Further, the test circuit includes computer；
The GPS signal generator and bluetooth WIFI tester and tested host channel radio being connect with the output end of computer
Letter；
The signal generator connecting with the output end of the computer, the signal generator have a two-way output channel, and one
By the RF Interface Matching of impedance transformation and tested host, it is directly defeated to tested host by MIC interface that another way simulates MIC on road
Enter voltage signal；
The mechanical key analog circuit being connect with the output end of computer, by with relay switching resistance, be connected to by
Survey the keystroke interface of host；
The computer connects three shaft mechanical arms, and three shaft mechanical arm ends clamp a stylus, the conductive fabric of touch-control pen tip
With conducting wire connect and ground；
The touch screen is connect with the touch screen interface of tested host；
The output end of the camera is connected to the input terminal of computer.
It further, further include that backup camera and tested host are connected in the same CAN bus.
Further, an ohmic load is connected in the horn interface of the tested host, is acquired by ohmic load and one
Card connection, the collected card of the voltage waveform at ohmic load both ends are adopted back, and ohmic load is connected at the horn interface of tested host,
True loudspeaker are substituted, the electrical property of tested host power amplifier is tested.
Further, tested host is connected in CAN bus, and is connect by CAN protocol transition card with computer.
Further, the fixture includes clamp base, and fixture skeleton is arranged in clamp base for limiting tested master
The position of machine, fixture skeleton 20 are formed by connecting by two, the both sides side plate and upper horizontal plate fixed vertically, and centre forms cavity,
It is tested host when test to be inserted into this cavity from front, two cylinders, piston rod top end fixed clamp module are set in two sides
22, under default situations, cylinder cylinder rod is withdrawn, and the medial surface of the vertical side plate of self-clamping module side and fixture skeleton is same flat
On face, after tested host is inserted into fixture skeleton, cylinder pushes piston rod, and the self-clamping module of piston rod top end is driven to transport forward
It is dynamic, stop after reaching the limit of position, self-clamping module 22 blocks the fixed ear of tested host two sides, limits tested host front-rear direction
Movement, so that tested host is tightly held in fixture.
Compared with prior art, beneficial effect is the utility model:
A kind of vehicle-mounted Android host test platform that the utility model provides, structure, which designs to have, no longer needs excessively many and diverse instruction
Program, therefore structure is simplified, by placing touch screen on platform, stylus is moved by three shaft mechanical armbands, it is another in darkroom
Host fixture stand is arranged in side, convenient for being put into tested host and clamping, a cylinder is arranged in inclined surface bottom end and pushes wiring probe
It is connected with the host of inclined surface, is connected into host in test circuit.And it is empty to test the bilayer that circuit is provided entirely in below platform
Between in, pass through the tested host on data line and conducting wire connecting platform.It is simple for structure, reduce the design difficulty of testboard.
Detailed description of the invention
Fig. 1 is testing bench structure schematic diagram provided by the embodiment of the utility model；
Fig. 2 is layout structure figure in darkroom；
Fig. 3 is the block diagram for testing circuit；
Fig. 4 is the structural schematic diagram of fixture provided in an embodiment of the present invention, and a is main view, and b is top view；
Fig. 5 is the structural schematic diagram of mechanical key analog circuit provided in an embodiment of the present invention.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The vehicle-mounted Android host test platform that the utility model provides includes: as shown in Figure 1 with Figure 2, including
Extraneous light is blocked in darkroom 3, prevents light from forming the acquisition of reflected light interference camera on the touchscreen.On darkroom
Camera bracket 1 is installed in portion, and the camera 2 of screen image is touched for fixed acquisition main system of audio, opens a round on bracket, so as to
Position and angle in adjustment camera.Three shaft mechanical arms, 5 end clamps a stylus 4, can control stylus in tri- sides XYZ
It moves upwards, simulates the touch operation of finger.Camera 2 will be mounted on the surface of touch screen, include entire touching in the visual field
Touch screen interface.The probe on camera fixture 6 that camera 2 passes through bottom is connect with tested host, for showing human-computer interaction
Interface is acquired for camera, while inputting the touch signal of three shaft mechanical arms.Three shaft mechanical arms connect mechanical arm driver, described
Mechanical arm driver is connected to the control terminal of computer.
The display 11 that setting computer 13 is shown in front of darkroom, is additionally provided with host fixture stand 7, provides an inclined surface,
Convenient for being put into tested host 8.Tested host is put into fixture 9 after clamping, is pushed wiring probe by control cylinder 10 and is tested
Host is connected, and is connected into host in test circuit.There is probe and test circuit connection on fixture 9, be installed on test table surface
By the side of near operation operator, darkroom is located at its rear.Fixture for placing tested host, host by fixture can
Movable probe and tested circuit connection.
Fixture 9 is for clamping tested host, and structure is as shown in Fig. 4 a, b, and in such as Fig. 4 a main view, fixture 9 includes fixture
The position that fixture skeleton 20 is used to limit tested host is arranged in pedestal 23 in clamp base 23.Fixture skeleton 20 is by left and right two
Fixed side plate and upper horizontal plate is formed by connecting vertically on two, side, and centre forms cavity, and when test, tested host was inserted from front
Enter in this cavity.In two sides, two cylinders (21,25), piston rod top end fixed clamp module 22 are set.Under default situations, gas
Cylinder cylinder (21,25) bar is withdrawn, and the medial surface of the vertical side plate of 22 side of self-clamping module and fixture skeleton 20 is in the same plane.
When tested host be inserted into fixture skeleton 20 after, cylinder (21,25) push piston rod, drive the self-clamping module 22 of piston rod top end to
Preceding movement stops after reaching the limit of position, and extreme position is as shown in dotted line 24 in Fig. 4 a and 4b.At this point, self-clamping module 22 is just
The fixed ear of tested host two sides is blocked, restricting host moves in the front-back direction, so that tested host is tightly held in folder
In tool.
One platform is set below darkroom, and platform lower space 12 installs each test equipment, divides upper layer and lower layer.It places on upper layer 16
Computer is placed by host peripheral module, signal generator 15, capture card, ohmic load, mechanical key analog circuit 14 etc., lower layer
And DC power supply etc..
As shown in figure 3, the test circuit includes computer；
The GPS signal generator and bluetooth WIFI tester and tested host channel radio being connect with the output end of computer
Letter；
The signal generator connecting with the output end of the computer, the signal generator have a two-way output channel, and one
By the RF Interface Matching of impedance transformation and tested host, it is directly defeated to tested host by MIC interface that another way simulates MIC on road
Enter voltage signal；Signal generator sends the radiofrequency signal through ovennodulation to radio antenna according to test request, tests radio reception
Machine performance.
The mechanical key analog circuit being connect with the output end of computer, by with relay switching resistance, be connected to by
Survey the keystroke interface of host；
The computer connects three shaft mechanical arms, and three axis cross mechanical arm tail end and clamp a stylus, the conduction of touch-control pen tip
Cloth conducting wire connect and ground；
The touch screen is connect with the touch screen interface of tested host；
The output end of the camera is connected to the input terminal of computer.
It is finished since tested host has assembled, it is not possible to be connected to bluetooth tester with coaxial line, therefore use wireless side
Formula is tested, and GPS signal generator, bluetooth WIFI tester generate test signal, tested host receive bluetooth after signal,
WIFI, GPS state are shown on the touchscreen, can also be shown on a tester.Signal generator has two-way output logical
Road, all the way by the RF Interface Matching of impedance appropriate transformation and tested host, for inputting FM and AM signal to tested host,
Test every radio index of tested host.Another way simulates MIC and directly inputs voltage signal to tested host, to detect master
The MIC function of machine.Mechanical key analog circuit relay switching resistance realizes the function of steering wheel key and instrument board key
Energy.Reversing camera head module and other modules are used to detect the corresponding function of host, they connect with tested host and computer
Onto the same CAN bus.Three shaft mechanical arm ends clamp a stylus, and the conductive fabric of touch-control pen tip will connect with cabinet conducting wire
Connect and be grounded, be tested host power supply cathode also will with cabinet connect and ground, Pointer contacts arrive touch screen when formed leak electricity
Circuit is detected by touch screen.The image of camera collection touch is fed back into computer.Ohmic load is connected to tested
At the horn interface of host, true loudspeaker are substituted, test the electrical property of tested host power amplifier.The voltage wave at ohmic load both ends
The collected card of shape is adopted back.In another embodiment, in addition to CAN bus, LIN bus can be passed through between tested host and computer
Communication.Computer is connected on the LIN network of tested host and related peripherals by LIN protocol converter, by LIN bus and
Host, peripheral communication, monitoring host, the working condition of peripheral hardware or analog peripheral send to host and instruct, and test LIN bus function
It can or assist other test items.In the present embodiment, the USB-4650 capture card of the model Smacq company of capture card, each
Two adjacent signal input parts of capture card are accessed at ohmic load both ends, acquire two-way voltage signal respectively.Test program meeting
It is poor that this two-way voltage signal is made, to obtain voltage referenced to ground on resistance.Each there are four resistance for tested host
Load, thus have 8 road voltages and enter capture card again, and USB-4650 has 16 road analog voltage signal input terminals, can satisfy
Test needs.
Referring to Fig. 5, in the present embodiment, mechanical key analog circuit relay switching resistance, relay coil 51 is powered
Armature is attracted to make to close the switch afterwards.End SW is connected on tested host key pin, and R1~Rn is resistance, different resistance values pair
Different keys is answered, K1~Kn is relay control terminal.The resistance of different resistance values can be connected when different relays is attracted
It is connected between SW and ground, is closed the switch to simulate when people is practical to press the button.It is connected not on tested Host Detection to SW pin
The resistance of same resistance value, so that it may which which key judgement presses.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of vehicle-mounted Android host test platform, which is characterized in that
Include: darkroom, block extraneous light, prevents light from forming the acquisition of reflected light interference camera, darkroom on the touchscreen
Camera bracket is installed at top, and the camera of screen image is touched for fixed acquisition main system of audio, opens a round on bracket, so as to
In the position and angle that adjust camera, one or three shaft mechanical arms are set in darkroom, clamp one in the end of the three shaft mechanicals arm
Stylus simulates the touch operation of finger so that stylus is moved upwards in tri- sides XYZ, and the camera is mounted on touching
The surface of screen is touched, includes entire touch screen in the visual field,
The display of Computer display is set in the exterior side wall of darkroom, a host fixture stand is set, is an inclined surface, convenient for being put into
Tested host, is arranged fixture on the inclined surface, tested host is put into after clamping in fixture, is arranged one in inclined surface bottom end
Cylinder pushes wiring probe and the host of inclined surface to connect, and is connected into host in test circuit.
2. testboard described in accordance with the claim 1, which is characterized in that the darkroom is arranged on platform, the platform difference
For upper layer and lower layer space, upper space places host peripheral module, signal generator, capture card, ohmic load, mechanical key mould
For quasi- circuit convenient for being connected with the wiring on platform, computer, DC power supply and ammeter, the ammeter string are placed by lower layer
It is associated in the power supply circuit of tested host, for testing the maximum operating currenbt and standby current of tested host.
3. testboard described in accordance with the claim 1, which is characterized in that
The test circuit includes computer；
The GPS signal generator and bluetooth WIFI tester and tested hosi wireless communication being connect with the output end of computer；
The signal generator connecting with the output end of the computer, the signal generator have two-way output channel, a-road-through
The RF Interface Matching of impedance transformation and tested host is crossed, another way simulates MIC and directly inputs electricity to tested host by MIC interface
Press signal；
The mechanical key analog circuit being connect with the output end of computer, by being connected to tested master with relay switching resistance
The keystroke interface of machine；
The computer connects three shaft mechanical arms, and three axis cross mechanical arm tail end and clamp a stylus, and the conductive fabric of touch-control pen tip is used
Conducting wire connect and ground；
The touch screen is connect with the touch screen interface of tested host；
The output end of the camera is connected to the input terminal of computer.
4. testboard described in accordance with the claim 3, which is characterized in that further include that backup camera and tested host are connected to together
In one CAN bus.
5. testboard described in accordance with the claim 3, which is characterized in that connect a resistance in the horn interface of the tested host
Load, is connect by ohmic load with a capture card, and the collected card of the voltage waveform at ohmic load both ends is adopted back, and ohmic load connects
It is connected at the horn interface of tested host, substitutes true loudspeaker, test the electrical property of tested host power amplifier.
6. testboard described in accordance with the claim 3, which is characterized in that tested host is connected in CAN bus, and passes through CAN
Protocol conversion card is connect with computer.
7. testboard described in accordance with the claim 1, which is characterized in that the fixture includes clamp base, in clamp base
Fixture skeleton is set for limiting the position of tested host, fixture skeleton 20 is by two, the both sides side plate and top water fixed vertically
Plate is formed by connecting, and centre forms cavity, and tested host is inserted into this cavity from front when test, and two gas are arranged in two sides
Cylinder, piston rod top end fixed clamp module 22, under default situations, cylinder cylinder rod is withdrawn, self-clamping module side and fixture skeleton
Vertical side plate medial surface in the same plane, when tested host be inserted into fixture skeleton after, cylinder push piston rod, drive live
The self-clamping module on stopper rod top travels forward, and stops after reaching the limit of position, and self-clamping module 22 blocks consolidating for tested host two sides
Determine ear, limits tested host and move in the front-back direction, so that tested host is tightly held in fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920509546.8U CN209462607U (en) | 2019-04-16 | 2019-04-16 | A kind of vehicle-mounted Android host test platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920509546.8U CN209462607U (en) | 2019-04-16 | 2019-04-16 | A kind of vehicle-mounted Android host test platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072180A (en) * | 2019-04-16 | 2019-07-30 | 吉林大学 | A kind of vehicle-mounted Android host test platform of view-based access control model feedback |
| CN113848864A (en) * | 2021-10-22 | 2021-12-28 | 延锋伟世通汽车电子有限公司 | Automatic test equipment of vehicle-mounted domain controller module |
-
2019
- 2019-04-16 CN CN201920509546.8U patent/CN209462607U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072180A (en) * | 2019-04-16 | 2019-07-30 | 吉林大学 | A kind of vehicle-mounted Android host test platform of view-based access control model feedback |
| CN113848864A (en) * | 2021-10-22 | 2021-12-28 | 延锋伟世通汽车电子有限公司 | Automatic test equipment of vehicle-mounted domain controller module |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200917 Address after: Room 511, 5th floor, Area A, 2499 Weishan Road, Changchun High-tech Development Zone, Jilin Province, 130000 Patentee after: JILIN University SCIENCE AND TECHNOLOGY PARK DEVELOPMENT CENTER Address before: 130012 Chaoyang District Qianjin Street, Jilin, China, No. 2699, No. Patentee before: Jilin University |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210618 Address after: Room 801, 8th floor, building b1-1, Beihu science and Technology Park, 3333 Shengbei street, Gaoxin North District, Changchun City, Jilin Province, 130000 Patentee after: Jilin Jida Incubator Co.,Ltd. Address before: Room 511, 5th floor, Area A, 2499 Weishan Road, Changchun High-tech Development Zone, Jilin Province, 130000 Patentee before: JILIN University SCIENCE AND TECHNOLOGY PARK DEVELOPMENT CENTER |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210803 Address after: 130000 room 442, 4th floor, haichuanghui Changchun innovation center, No. 3333, Silicon Valley Street, high tech Industrial Development Zone, Changchun City, Jilin Province Patentee after: Jilin Yugong Intelligent Technology Co.,Ltd. Address before: Room 801, 8th floor, building b1-1, Beihu science and Technology Park, 3333 Shengbei street, Gaoxin North District, Changchun City, Jilin Province, 130000 Patentee before: Jilin Jida Incubator Co.,Ltd. |
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| TR01 | Transfer of patent right |