CN211627740U - Testing device for photosensitive detection board - Google Patents
Testing device for photosensitive detection board Download PDFInfo
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- CN211627740U CN211627740U CN201921992465.4U CN201921992465U CN211627740U CN 211627740 U CN211627740 U CN 211627740U CN 201921992465 U CN201921992465 U CN 201921992465U CN 211627740 U CN211627740 U CN 211627740U
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- photosensitive detection
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Abstract
The utility model relates to a photosensitive detection board tests technical field, provides a testing arrangement for photosensitive detection board, include: the device comprises a fixing component, an acquisition module, a power component and a controller, wherein the fixing component is used for fixing a photosensitive detection plate; the acquisition module is used for simultaneously acquiring parameters of at least one photosensitive detection plate; the controller is used for comparing the parameters of the photosensitive detection plates acquired by the acquisition module with preset parameters, and if the acquired parameters of at least one photosensitive detection plate are not all within the range of the preset parameters, judging that unqualified photosensitive detection plates exist, controlling the power assembly not to act, and preventing the photosensitive detection plates and the fixed assembly from being separated; and if the acquired parameters of at least one photosensitive detection plate are all within the preset parameter range, judging that the photosensitive detection plates are all qualified, and controlling a power assembly to separate the photosensitive detection plates from a fixed assembly. The utility model discloses can improve efficiency of software testing greatly.
Description
Technical Field
The utility model relates to a photosensitive detection board tests technical field, relates to a testing arrangement for photosensitive detection board especially.
Background
The photosensitive detection plate is widely applied to equipment in the related fields of automatic illumination, counting, alarming, monitoring and the like and supports the core function of the equipment, so that the performance of the photosensitive detection plate is particularly important, and one of the photosensitive detection plate and the equipment needs to be tested in the production process. In the test process at present, at first want the testing personnel to pick up the photosensitive detection board, manual electricity links up rather than the supporting mainboard that corresponds again, shelter from afterwards and shine photosensitive detection board through manual and test it, come the manual work according to the resistance value variation range that measures and judge whether its photosensitive function is normal, still need manual the photosensitive detection board and support mainboard separation after accomplishing the test, whole test procedure is numerous and diverse, manual operation is too much, still can only test single photosensitive detection board in proper order, can not test a plurality ofly simultaneously, thereby let efficiency of software testing become lower, manual test and visual discernment cause false retrieval and missed measure easily simultaneously.
Disclosure of Invention
The utility model provides a testing arrangement for photosensitive detection board can once only test a plurality of photosensitive test panels through testing arrangement, realizes autosegregation after the test is accomplished, can solve above-mentioned technical problem effectively.
The utility model discloses a testing arrangement for photosensitive detection board, include: the device comprises a fixed component, an acquisition module, a power component and a controller; the fixing component is used for fixing the photosensitive detection plate; the acquisition module is used for simultaneously acquiring parameters of at least one photosensitive detection plate; the controller is used for comparing the parameters of the photosensitive detection plates acquired by the acquisition module with preset parameters, if the acquired parameters of at least one photosensitive detection plate are not all within the range of the preset parameters, judging that unqualified photosensitive detection plates exist, controlling the power assembly not to act, and preventing the photosensitive detection plates and the fixed assembly from being separated; and if the acquired parameters of the photosensitive detection plate are all within the preset parameter range, judging that the photosensitive detection plate is all qualified, and controlling the power assembly to separate the photosensitive detection plate from the fixed assembly.
In one embodiment, the testing device for the photosensitive detection plate further comprises a display screen connected with the controller, and the display screen is used for displaying whether the parameter of the photosensitive detection plate is within the range of the preset parameter. The tester directly observes the result that shows on the display screen, improves efficiency of software testing.
In one embodiment, the controller is connected with a device power supply, the device power supply is used for supplying power to the whole testing device, the fixing assembly is provided with a working power supply, the working power supply is used for supplying power to the photosensitive detection plate, and the controller is connected with a starting button which is used for controlling the starting of the working power supply.
In one embodiment, the fixing assembly comprises a PCB board, at least one needle seat is arranged on the PCB board, the needle seat is used for inserting and placing the photosensitive detection plate, and the power assembly is used for controlling the separation of the needle seat and the photosensitive detection plate.
In one embodiment, the power assembly comprises an electromagnetic valve electrically connected with the controller, the electromagnetic valve is respectively connected with an air source and an air cylinder through an air pipe, the electromagnetic valve is used for controlling the air cylinder to move, and the air cylinder is used for controlling the needle seat to displace and separate from the photosensitive detection plate.
In one embodiment, the controller is electrically connected to a pop-up button for directly controlling the operation of the solenoid valve. The button is used for directly controlling the electromagnetic valve to realize the separation of the photosensitive detection plate and the needle seat, and compared with manual operation, the testing efficiency is improved.
In one embodiment, the collection module and the controller are both disposed within a single cartridge. Through built-in design, the safety performance is improved on the one hand, and on the other hand, the whole testing device can be moved conveniently.
In one embodiment, the controller is provided with a serial communication terminal for communicating with an external device. The serial port communication terminal can enable the testing device to communicate with external equipment, so that data storage and testing state monitoring are facilitated.
The utility model provides a pair of a testing arrangement for photosensitive detection board compares with prior art, possesses following beneficial effect at least: need not be in proper order to single photosensitive detection board test, can once only test a plurality of photosensitive detection boards, only need to gather a plurality of parameters through collection module, judge through the controller and handle and realize automatic test, effectively improved efficiency of software testing, photosensitive detection board when carrying out the test simultaneously is judged whole qualified backs, separates automatically, makes things convenient for the tester to carry out follow-up work fast, has improved tester's work efficiency, has further improved whole efficiency of software testing.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings.
Fig. 1 is a schematic view of a connection structure of a testing device for a photosensitive detection plate according to an embodiment of the present invention;
fig. 2 is a schematic program diagram of a part of a test procedure in a processor of a test device for a photosensitive detection board according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a program employed by a processor of a testing device for a photosensitive detection plate to store digital values according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a procedure for determining the range of a digital quantity by a processor of a testing device for a photosensitive detection board according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a procedure for determining whether the processor of the testing device for the photosensitive detection board is adopted in a qualified manner according to the embodiment of the present invention;
fig. 6 is a schematic diagram of a program for controlling the automatic power-off of the working power supply by the processor of the testing device for the photosensitive detection board according to the embodiment of the present invention.
Fig. 7 is a schematic diagram of a testing program adopted by the processor of the testing device for the photosensitive detection plate to control the automatic operation of the electromagnetic valve according to the embodiment of the invention;
fig. 8 is a schematic diagram of the distribution of the output data of the processor of the testing device for the photosensitive detection board on the display screen according to the embodiment of the present invention;
in the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
Reference numerals:
10-fixed component, 11-PCB board, 12-needle seat, 20-acquisition module, 30-power component, 31-electromagnetic valve, 32-air pipe, 33-air source, 34-air cylinder, 40-controller, 41-display, 42-device power supply, 43-start button and 44-bounce button.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1, the utility model discloses a testing arrangement for photosensitive detection board, include: stationary assembly 10, acquisition module 20, power assembly 30, and controller 40.
When using, the tester utilizes collection module 20 to survey the operating voltage and the photosensitive value of a plurality of photosensitive detection boards, then collection module 20 converts the operating voltage of pick-up plate and photosensitive value voltage into digital quantity voltage value and transmits for controller 40, controller 40 carries out inside control procedure and judges and compare digital quantity, if the parameter of a plurality of photosensitive detection boards of gathering does not all lie in controller 40 when predetermineeing the parameter within range, all photosensitive detection boards and fixed subassembly 10 can't autosegregation, if the parameter of the photosensitive detection board of gathering all lies in when predetermineeing the parameter within range, all photosensitive detection boards and fixed subassembly 10 autosegregation, can judge that all photosensitive detection boards of simultaneous testing are all qualified this moment. Through this testing arrangement test, need not test single photosensitive pick-up plate in proper order, can once only test a plurality of photosensitive pick-up plates, only need to gather a plurality of parameters through collection module 20, judge through controller 40 and handle and realize automatic test, improved efficiency of software testing, photosensitive pick-up plate when carrying out the test simultaneously is judged whole qualified backs, separates automatically, makes things convenient for the tester to carry out follow-up work fast, has improved tester's work efficiency, whole efficiency of software testing has further been improved.
In one example, controller 40 is coupled to a display screen for displaying whether the parameter of the photosensitive detector plate is within a predetermined range of parameters. When the photosensitive detection plate is used, if the photosensitive detection plate is automatically separated from the fixed component 10, all the photosensitive detection plates tested at the same time can be judged to be qualified; if the photosensitive detection plates are not automatically separated from the fixing assembly 10, it can be judged that all the photosensitive detection plates tested simultaneously are not all qualified, and at the moment, a tester can directly observe the result displayed on the display screen to identify which specific photosensitive detection plates have parameters which are not in the range of the preset parameters, namely, which photosensitive detection plates are unqualified.
In one example, the controller 40 is connected with a device power supply 42, the device power supply 42 is used for supplying power to the whole testing device, the device power supply 42 can supply power to the fixing assembly 10, the acquisition module 20, the power assembly 30 and the controller 40, the fixing assembly 10 is provided with a working power supply, the working power supply is used for supplying power to the photosensitive detection plate, the controller 40 is connected with a start button 43, and the start button 43 is used for controlling the start of the working power supply; the fixing component 10 comprises a PCB 11, at least one needle base 12 is arranged on the PCB, the needle base 12 is used for inserting and placing a photosensitive detection plate, and the power component 30 controls the needle base 12 to be separated from the photosensitive detection plate on the needle base; the power assembly 30 comprises an electromagnetic valve 31 electrically connected with the controller 40, the electromagnetic valve 31 is respectively connected with an air source 33 and an air cylinder 34 through an air pipe 32, the electromagnetic valve 31 is used for controlling the air cylinder 34 to move, and the air cylinder 34 is used for controlling the needle base 12 to displace and separate from the photosensitive detection plate; the controller 40 is electrically connected to a pop-up button 44, and the pop-up button 44 is used for directly controlling the operation of the solenoid valve 31.
Specifically, a tester inserts a plurality of photosensitive detection plates into a plurality of needle bases 12 in a one-to-one correspondence manner, then presses a start button 43, the start button 43 sends a signal to the controller 40, the controller 40 controls a working power supply to supply power to the PCB 11 and all the needle bases 12, so that the acquisition module 20 measures the working voltage and the photosensitive value of the photosensitive detection plate on each needle base 12, then the acquisition module 20 converts the working voltage and the photosensitive value voltage of the detection plate into digital quantity voltage values and transmits the digital quantity voltage values to the controller 40, the controller 40 executes an internal control program and judges and compares the digital quantity, and finally, the result is displayed on a display screen; when the product is unqualified, the controller 40 cannot control the electromagnetic valve 31 to operate, the air cylinder 34 cannot move, so that the needle base 12 cannot be separated from the photosensitive detection plate, the display screen is observed to determine which photosensitive detection plate on the needle base 12 is unqualified, the bounce button 44 is manually pressed, the bounce button 44 directly controls the electromagnetic valve 31 to operate, the air cylinder 34 is controlled to move through air pressure reciprocating balance, the air cylinder 34 drives the needle base 12 to sink, the needle base 12 is automatically separated from the photosensitive detection plate, the unqualified photosensitive detection plate is selected, and all the qualified and unqualified photosensitive detection plates are classified; when all the products are qualified, the controller 40 directly controls the electromagnetic valve 31 to operate, the electromagnetic valve 31 continuously adjusts air inlet and air outlet, the air cylinder 34 is controlled to move through air pressure reciprocating balance, the air cylinder 34 drives the needle base 12 to sink, the needle base 12 and the photosensitive detection plate are automatically separated, and finally all the qualified photosensitive detection plates are classified.
It should be noted that, the PCB 11 can be wired and divided into a plurality of channels, each channel is provided with a needle base 12, the number of the channels is the same as that of the needle bases 12, and the channels can be limited according to the type of the photosensitive detection board and the requirement of the user, and the number of the channels is at least one; the acquisition module 20 can employ Mitsubishi FX2N-2AD acquisition module 20, and the controller 40 can employ Mitsubishi FX-2N programmable controller 40 and program the solder circuits on the design PCB board 11 to test the light sensitivity values.
Preferably, referring to fig. 2 to 8, four channels are arranged on a PCB 11 in a wiring manner, a needle seat 12 is arranged in each channel, a detection pin on the PCB 11 is inserted into a voltage acquisition pin VIN of the FX2N-2AD acquisition module 20, meanwhile, a working power supply can provide 5V voltage, the voltage judgment range before the shielding of a photosensitive detection plate is 4V-5V, the judgment range after the shielding of the photosensitive detection plate is 0V-1V, and a partial test program diagram of the whole Mitsubishi FX-2N programmable controller 40 refers to fig. 2; the photosensitive detection board is firstly under normal illumination intensity, and after the start button 43 is pressed, the FX-2N programmable controller 40 starts a working power supply; at this time, the FX2N-2AD acquisition module 20 acquires a voltage of about 4.5V through the voltage acquisition pin VIN, the FX-2N programmable controller 40 takes out the voltage value and places the voltage value in the register D, and a corresponding test program diagram refers to fig. 3; then the FX-2N programmable controller 40 compares the value in the register D with a set judgment range of 4V-5V, the value in the range outputs a D0 result which is larger than the output D +1 value and smaller than the output D +2 value, the result of D0 is taken as a qualified result, the corresponding test program refers to FIG. 4, that is, the data of D100 is compared with D210 and D310, the comparison result is put in M10, and the qualified result is output M11; after the photosensitive detection board is shielded, the same test process is carried out, wherein the value in the register D is compared with a set judgment range of 0V-1V through an FX-2N programmable controller 4010; when the tests before and after the four photosensitive detection plates are shielded are qualified, sequentially outputting M115, M215, M315 and M415, and referring to a corresponding test program of FIG. 5; when M115, M215, M315 and M415 are all output, Y0 is output, Y0 controls the working power to be disconnected and controls the timer T4 to start timing, and the corresponding test procedure refers to fig. 6; when the timer T4 outputs Y2 after 0.5S, Y2 controls the operation of the electromagnetic valve 31, the electromagnetic valve 31 continuously adjusts air inlet and air outlet, the air cylinder 34 is controlled to move through air pressure reciprocating balance, the air cylinder 34 drives the needle seat 12 to sink, the needle seat 12 is automatically separated from the photosensitive detection plate, the test is completed, and the corresponding test program refers to FIG. 7; all the above outputs are displayed on the display screen, and the display position in the display screen is referred to fig. 8.
It should be noted that, when 4 stations are manually tested in the past, 2.5 minutes are needed, and on average, 0.62 minute is needed for each photosensitive detection plate, and at present, a testing device is adopted to automatically test, 4 products can be tested at one time, about 1.2 minutes is needed, and on average, 0.2 minute is needed for each plate, so that the testing efficiency is improved by nearly 3 times.
In one example, the device power supply 42 is a switching power supply and the operating power supply is a regulated power supply. The switching power supply can provide various voltages and currents required by a user, the stabilized voltage supply can ensure that stable working voltage is provided for the PCB 11 and the needle base 12, the jumping error is small, and accurate testing is further ensured.
In one example, the acquisition module 20 and the controller 40 are both disposed within a single cartridge. Through built-in design, the safety performance is improved on the one hand, and on the other hand, the whole testing device can be moved conveniently.
In one embodiment, the controller 40 is provided with a serial communication terminal for communicating with an external device. The serial port communication terminal can enable the testing device to communicate with external equipment, so that data storage and testing state monitoring are facilitated.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (7)
1. A test apparatus for a photosensitive detection plate, comprising: the device comprises a fixed assembly (10), an acquisition module (20), a power assembly (30) and a controller (40);
the fixing component (10) is used for fixing the photosensitive detection plate;
the acquisition module (20) is used for simultaneously acquiring parameters of at least one photosensitive detection plate;
the controller (40) is used for comparing the parameter of the photosensitive detection plate acquired by the acquisition module (20) with a preset parameter,
if the acquired parameters of at least one photosensitive detection plate are not all within the range of preset parameters, judging that an unqualified photosensitive detection plate exists, controlling the power assembly (30) not to act, and preventing the photosensitive detection plate and the fixed assembly (10) from being separated;
and if the acquired parameters of the photosensitive detection plate are all within the preset parameter range, judging that the photosensitive detection plate is all qualified, and controlling the power assembly (30) to separate the photosensitive detection plate from the fixed assembly (10).
2. The test device for a photosensitive detection plate according to claim 1, further comprising a display screen connected to the controller (40), the display screen being used to display whether the parameter of the photosensitive detection plate is within a preset parameter range.
3. The test device for a photosensitive detection plate according to claim 2, further comprising:
a device power source (42) connected to the controller (40) for supplying power to the stationary assembly (10), the acquisition module (20), the power assembly (30), and the controller (40);
and the working power supply is arranged on the fixing component (10) and is used for supplying power to the photosensitive detection plate.
4. A test device for a photosensitive detection plate according to claim 3, wherein the fixing assembly (10) comprises:
a PCB (11) and at least one pin base (12);
at least one needle seat (12) is arranged on the PCB (11), the needle seat (12) is used for inserting a photosensitive detection plate, and the needle seat (12) is separated from the photosensitive detection plate on the needle seat through the power assembly (30).
5. The testing device for the photosensitive detection plate according to claim 4, wherein the power assembly (30) comprises a solenoid valve (31) and an air cylinder (34), the solenoid valve (31) is electrically connected with a controller (40), and the controller (40) controls the air cylinder (34) to drive the needle base (12) to move through the solenoid valve (31) so as to separate the needle base (12) from the photosensitive detection plate.
6. The testing device for the photosensitive detection plate according to claim 5, further comprising a bounce button (44) electrically connected with the controller (40), wherein the bounce button (44) is used for controlling the air cylinder (34) to drive the needle seat (12) to move through the electromagnetic valve (31) so as to separate the needle seat (12) from the photosensitive detection plate.
7. The test device for a photosensitive detection plate according to any one of claims 1 to 6, wherein the controller (40) is provided with a serial communication terminal for communicating with an external device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992465.4U CN211627740U (en) | 2019-11-18 | 2019-11-18 | Testing device for photosensitive detection board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992465.4U CN211627740U (en) | 2019-11-18 | 2019-11-18 | Testing device for photosensitive detection board |
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| Publication Number | Publication Date |
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| CN211627740U true CN211627740U (en) | 2020-10-02 |
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| CN201921992465.4U Active CN211627740U (en) | 2019-11-18 | 2019-11-18 | Testing device for photosensitive detection board |
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| CN (1) | CN211627740U (en) |
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- 2019-11-18 CN CN201921992465.4U patent/CN211627740U/en active Active
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