CN114487806A - Automatic switch test equipment and method - Google Patents
Automatic switch test equipment and method Download PDFInfo
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- CN114487806A CN114487806A CN202210067038.5A CN202210067038A CN114487806A CN 114487806 A CN114487806 A CN 114487806A CN 202210067038 A CN202210067038 A CN 202210067038A CN 114487806 A CN114487806 A CN 114487806A
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- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention provides automatic switch test equipment and a method, comprising the following steps: the device comprises a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensitive sensor and an indicator light; when a contact at the back of the product is contacted with the probe and the strong current switch is turned on, the visual camera detects the state of the screen to obtain a screen image; the visual processor obtains a detection result from the screen image through a visual detection algorithm; the control circuit judges whether the test is qualified or not according to the detection result, if so, the control circuit controls a plurality of lower pressure heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the lamp bulb corresponding to each type of switch displays the corresponding state; when the bulb is in a lighting state, the photosensitive sensor detects light of the bulb to generate a first detection signal, and the control circuit controls the indicator lamp to display a test result after the contact at the back of the product is separated from the probe according to the first detection signal; all products can be tested in a unified environment, the result consistency is ensured, and the detection efficiency and the accuracy are high.
Description
Technical Field
The invention relates to the technical field of automatic control, in particular to automatic switch testing equipment and a method.
Background
At present, the whole set of test flow of a factory needs two persons to cooperate and complete, one person is responsible for testing a screen and keys, and the other person is responsible for testing a shielding box, so that manpower and tools need to be added if the yield is increased, the manual test efficiency is low, and the labor cost is high.
The specific operation flow is as follows: a worker fixes the switch by using a simple tool, a probe on the tool is in contact with a contact of the switch to supply power to the switch, and the worker presses a strong-current switch on the switch after electrifying to observe whether the display of the screen is complete or whether a defect exists; if the screen has no problem, a worker sequentially presses the keys on the switch to judge whether the keys are effective according to whether the adjacent bulbs can be lightened; and (4) handing the qualified products of the first two procedures to another worker, and putting the products into a shielding box for testing by the worker.
The whole test flow takes a long time, so that the efficiency is low, and the consistency of the test environment cannot be ensured.
Disclosure of Invention
In view of the above, the present invention is directed to provide an automatic switch testing apparatus and method, which can ensure that all products can be tested in a unified environment, ensure the consistency of results, and have high detection efficiency and accuracy.
In a first aspect, an embodiment of the present invention provides an automatic switch testing apparatus, where the apparatus includes a visual camera, a visual processor, a control circuit, a key detection mechanism, a photosensitive sensor, and an indicator light;
the vision processor, the key detection mechanism, the photosensitive sensor and the indicator light are respectively connected with the control circuit, and the vision camera is connected with the vision processor;
the vision camera is used for detecting the state of a screen to obtain a screen image when a contact at the back of a product is contacted with the probe and the strong current switch is turned on;
the visual processor is used for enabling the screen image to pass through a visual detection algorithm to obtain a detection result;
the control circuit is used for judging whether the test is qualified or not according to the detection result, and if the test is qualified, controlling the plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the bulb corresponding to each type of switch displays a corresponding state;
the photosensitive sensor is used for detecting light of the bulb when the bulb is in a lighting state, generating a first detection signal, enabling the control circuit to enable the contact behind the product to be separated from the probe according to the first detection signal, and then controlling the indicator light to display a test result.
Further, the apparatus further comprises: starting a key and a program controller;
the starting key is used for generating a starting signal under the condition that a user touches when the product is arranged on the jig, and sending the starting signal to the control circuit through the program controller;
and the control circuit is used for controlling the shielding box to be closed according to the starting signal.
Further, the device also comprises a microswitch, a cylinder action control valve and a first sensor, wherein the first sensor is arranged on the detection position;
the microswitch is used for generating a touch signal under the condition that the shielding box is closed and sending the touch signal to the control circuit;
the control circuit is used for generating a first control instruction signal according to the touch signal;
and the cylinder action control valve is used for controlling the pneumatic sliding table carrying the jig to move to the detection position according to the first control instruction signal so as to enable the first sensor to generate a second detection signal.
Furthermore, the equipment also comprises a pressing mechanism and a strong current switch key mechanism;
the control circuit is used for controlling the pressing mechanism to press the jig to a preset position according to the second detection signal and enabling the contact at the back of the product to be in contact with the probe; and controlling the pressing head of the strong current switch key mechanism to press down to enable the strong current switch on the switch to be turned on.
Further, the visual processor is configured to perform preprocessing and filtering on the screen image to obtain a filtered screen image; carrying out image correction and image binarization processing on the filtered image to obtain a single letter and a single pattern after segmentation; and identifying the single letter and the pattern after being divided through a classifier to obtain the detection result.
Further, the device further comprises a second sensor;
the control circuit is used for generating a second control instruction signal when the contact behind the product is separated from the probe;
the cylinder action control valve is used for controlling the jig to return to an initial position according to the second control instruction signal so as to enable the second sensor to generate a third detection signal; so that the control circuit controls the shielding box to be opened according to the third detection signal and controls the indicator light to display corresponding colors.
Further, the plurality of lower pressing heads comprise a first lower pressing head, a second lower pressing head and a third lower pressing head, and the switches of different types comprise a single-key switch, a double-key switch and a triple-key switch;
the control circuit is used for triggering the single-key switch to be turned on when the first lower pressing head is controlled to be pressed downwards;
when the first lower pressing head and the second lower pressing head are controlled to be pressed down in sequence, the double-key switch is triggered to be turned on;
and when the first lower pressing head, the second lower pressing head and the third lower pressing head are controlled to be pressed down in sequence, the three-key switch is triggered to be started.
In a second aspect, an embodiment of the present invention provides an automatic switch testing method, which is applied to the automatic switch testing apparatus described above, where the apparatus includes a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensitive sensor, and an indicator light; the method comprises the following steps:
when a contact at the back of the product is contacted with the probe and the strong current switch is turned on, the visual camera detects the state of the screen to obtain a screen image;
the visual processor enables the screen image to pass through a visual detection algorithm to obtain a detection result;
the control circuit judges whether the test is qualified or not according to the detection result, and if the test is qualified, the control circuit controls a plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the bulb corresponding to each type of switch displays a corresponding state;
when the bulb is in a lighting state, the photosensitive sensor detects light of the bulb and generates a first detection signal, so that the control circuit controls the indicator lamp to display a test result after the contact on the back of the product is separated from the probe according to the first detection signal.
In a third aspect, an embodiment of the present invention provides an electronic device, including a memory and a processor, where the memory stores a computer program operable on the processor, and the processor implements the method described above when executing the computer program.
In a fourth aspect, embodiments of the invention provide a computer readable medium having non-volatile program code executable by a processor, the program code causing the processor to perform the method as described above.
The embodiment of the invention provides automatic switch testing equipment and a method, which comprise the following steps: the device comprises a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensitive sensor and an indicator light; the vision processor, the key detection mechanism, the photosensitive sensor and the indicator light are respectively connected with the control circuit, and the vision camera is connected with the vision processor; the vision camera is used for detecting the state of a screen when a contact at the back of a product is contacted with the probe and the strong current switch is turned on, so as to obtain a screen image; the visual processor is used for enabling the screen image to pass through a visual detection algorithm to obtain a detection result; the control circuit is used for judging whether the test is qualified or not according to the detection result, and if the test is qualified, the control circuit controls the plurality of lower pressure heads on the key detection mechanism to be pressed down to trigger the switches of different types to be turned on, so that the lamp bulb corresponding to each type of switch displays the corresponding state; the photosensitive sensor is used for detecting light of the bulb when the bulb is in a lighting state, generating a first detection signal, so that the control circuit controls the indicator lamp to display a test result after the contact at the back of the product is separated from the probe according to the first detection signal; all products can be tested in a unified environment, the consistency of results is ensured, and the detection efficiency and accuracy are high.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of an automatic switch testing apparatus according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram of another automatic switch testing apparatus according to one embodiment of the present invention;
fig. 3 is a flowchart of an automatic switch testing method according to a second embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
This equipment is through integrating screen test, button test and the interior signal test of shielded cell in a shielded cell to promote efficiency of software testing and reduce the cost of labor, detection efficiency 18s is artificial 30%, and only needs one person to operate.
The shielding case is for special customization, except being used for installing automatic test mechanism, has still prefabricated various power, air supply and communication interface, realizes succinct compactness and the modularization of equipment, is equipped with two pilot lamps (one red one green) in shielding case outside start button position both sides, can indicate operating personnel result after the test is accomplished, and the red light is bright for unqualified, and the green light is bright for qualified.
The device is provided with an independent control box, a program controller, a power supply controller, an air cylinder action control valve, an air source filter and other parts are arranged in the box, and an external display can directly feed back a test result to an operator.
The equipment can be compatible with the current three types of switches: a single-key switch, a double-key switch and a triple-key switch respectively; in addition to the keys, the number and location of the energized contacts behind each model are different. Before testing, an operator selects a model to be tested in the system, manually dials the probe, and adjusts the position of the probe to correspond to the contact of the tested switch so as to realize quick switching. The method and the device can ensure that all products can be tested in a unified environment, ensure the consistency of results and have high detection efficiency and accuracy; the on-site production state can be monitored in real time, and the detection quantity, the detection time length, the equipment state and the like can be checked at any time; data are collected by an upper computer, so that the product tracing is facilitated; besides the testing function, the testing device can also be used for testing the fatigue of the product and judging whether quality defects exist in each part of the product.
For the understanding of the present embodiment, the following detailed description will be given of the embodiment of the present invention.
The first embodiment is as follows:
fig. 1 is a schematic diagram of an automatic switch testing apparatus according to a first embodiment of the present invention.
Referring to fig. 1, the apparatus includes a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensor, and an indicator light;
the vision processor, the key detection mechanism, the photosensitive sensor and the indicator light are respectively connected with the control circuit, and the vision camera is connected with the vision processor;
the vision camera is used for detecting the state of a screen to obtain a screen image when a contact at the back of a product is contacted with the probe and the strong current switch is turned on;
the visual processor is used for enabling the screen image to pass through a visual detection algorithm to obtain a detection result;
the control circuit is used for judging whether the test is qualified or not according to the detection result, and if the test is qualified, the control circuit controls the plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the lamp bulb corresponding to each type of switch displays the corresponding state;
specifically, the visual camera detects the state of a screen, acquires screen images, the screen images comprise icons such as the current state of a product, whether Bluetooth is successfully connected, time and temperature, judges whether the screen is qualified or not through a visual detection algorithm, sends a detection result to the control circuit to judge whether the screen is qualified or not, continues to test if the screen is qualified, and automatically exits from the test if the screen is unqualified.
If the control circuit judges that the screen test is unqualified, the control circuit returns the control jig to the initial position, after the jig is in place, the second sensor at the initial position sends a third detection signal to the control circuit, the control circuit controls the shielding box to be opened, and an operator is prompted to be unqualified in the test through an external indicator lamp (red light).
And the photosensitive sensor is used for detecting the light of the bulb and generating a first detection signal when the bulb is in a lighting state, so that the control circuit controls the indicator lamp to display a test result after the contact behind the product is separated from the probe according to the first detection signal.
Specifically, if the control circuit judges that the screen test is qualified, the control circuit controls a plurality of pressing heads on the key detection mechanism to act in sequence, and the control circuit can start corresponding pressing heads to press down according to preset programs for switches of different models and sequentially press down keys on the pressing switches. For example, the key detection mechanism is provided with three lower pressing heads which respectively correspond to three keys on the switch, and the key detection mechanism can be compatible with the positions of the keys of three types.
If the button is normal, the bulb that sets up in bulb installation cover can be lighted, and the result is judged by installing the photosensitive sensor by the bulb, and photosensitive sensor's effect is to the light that the bulb sent and makes a response, if light just proves that the bulb can successfully light, shows that the button that presses can normally work, and photosensitive sensor sends first detected signal to control circuit this moment.
Further, the apparatus further comprises: starting a key and a program controller;
the starting key is used for generating a starting signal under the condition that a user touches when the product is arranged on the jig, and sending the starting signal to the control circuit through the process controller;
and the control circuit is used for controlling the shielding box to be closed according to the starting signal.
Here, when the shielding box is opened, the detection jig is at the feeding position at this time, and this position is set as the initial position. When the product is arranged on the jig, a starting signal is generated under the condition that a user touches the starting key, the starting signal is transmitted to the program controller in the control box, the control circuit controls the cover of the shielding box to be closed, and the test is started at the moment.
Further, referring to fig. 2, the apparatus further includes a micro switch, a cylinder operation control valve, and a first sensor disposed at the detection position; wherein the sensor comprises a first sensor and a second sensor;
the microswitch is used for generating a touch signal under the condition that the shielding box is closed and sending the touch signal to the control circuit;
the control circuit is used for generating a first control instruction signal according to the touch signal;
and the cylinder action control valve is used for controlling the pneumatic sliding table carrying the jig to move to a detection position according to the first control instruction signal so that the first sensor generates a second detection signal.
Furthermore, the equipment also comprises a pressing mechanism and a strong current switch key mechanism;
the control circuit is used for controlling the pressing mechanism to press the jig to a preset position according to the second detection signal and enabling a contact at the back of the product to be in contact with the probe; and the pressure head of the strong current switch key mechanism is controlled to be pressed down, so that the strong current switch on the switch is turned on.
Here, when the contact at the back of the product is contacted with the probe, power can be supplied to the product; meanwhile, the control circuit controls the action of the strong current switch key mechanism, the pressure head of the strong current switch key mechanism is pressed down to open the strong current switch on the switch, and the screen of the switch can be lightened only after the strong current switch is opened.
Further, the visual processor is used for preprocessing and filtering the screen image to obtain a filtered screen image; carrying out image correction and image binarization processing on the filtered image to obtain a single letter and a single pattern after segmentation; and identifying the single letter and the pattern after being divided through a classifier to obtain a detection result.
Specifically, in the preprocessing process, preset parameters are used to preliminarily position the region where the target characters and patterns are located, and cutting is performed to determine the target image. Filtering the target image to reduce the influence of noise points in the target image on the identification;
in the process of correcting the filtered image, correcting and aligning the characters and the patterns by using modes such as rotation, affine transformation and the like; then carrying out image binarization processing and connected domain analysis to obtain a single letter and a single pattern after segmentation;
and identifying the single letter and the pattern after being divided through a classifier to obtain a detection result.
Further, the apparatus further comprises a second sensor; wherein the second sensor is arranged at an initial position;
the control circuit is used for generating a second control command signal when the contact at the back of the product is separated from the probe;
the cylinder action control valve is used for controlling the jig to return to the initial position according to the second control instruction signal so that the second sensor generates a third detection signal; so that the control circuit controls the shielding box to be opened according to the third detection signal and controls the indicator lamp to display corresponding colors.
Here, when the indicator light displays green, it indicates pass; when the indicator light shows red, the failure is indicated.
All test results can be uploaded to an upper computer through the communication module, an operator can be prompted by pictures on a display beside the equipment, the test result is prompted, and if the test result is unqualified, the reason of the unqualified test result can be displayed.
Furthermore, the plurality of lower pressing heads comprise a first lower pressing head, a second lower pressing head and a third lower pressing head, and the switches of different types comprise a single-key switch, a double-key switch and a triple-key switch;
the control circuit is used for triggering the single key switch to be turned on when the first lower pressing head is controlled to be pressed downwards;
when the first lower pressing head and the second lower pressing head are controlled to be pressed down in sequence, the double-key switch is triggered to be started;
when the first lower pressing head, the second lower pressing head and the third lower pressing head are controlled to be pressed down in sequence, the three-key switch is triggered to be started.
In addition, all cylinders in the mechanism are provided with two groups of sensors, when the mechanism acts in place, the sensors send signals to the system, and the system control mechanism stops acting. All parts that can contact with the product, such as pressure head, pressure head etc. all select the silica gel material for use, avoid haring the product.
The key design of this mechanism lies in button detection mechanism, because the action that uses mechanical parts is more direct, can't simulate pressing of people's hand completely, atress is uneven when can causing the button, influence test result, after the repetition test, this kind of buffer layer structure at present has been confirmed, use 3D to print the buffer layer fixed station of processing, the removable buffer layer of cooperation can effectively relieve the impact force of pressure head down when the test, the sense of touch of pressing of simulation people's hand, the material of buffer layer is also confirmed after the repetition test, cost and life-span have been taken into account.
An embodiment of the present invention provides an automatic switch test device, including: the device comprises a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensitive sensor and an indicator light; the vision processor, the key detection mechanism, the photosensitive sensor and the indicator light are respectively connected with the control circuit, and the vision camera is connected with the vision processor; the vision camera is used for detecting the state of a screen when a contact at the back of a product is contacted with the probe and the strong current switch is turned on, so as to obtain a screen image; the visual processor is used for enabling the screen image to pass through a visual detection algorithm to obtain a detection result; the control circuit is used for judging whether the test is qualified or not according to the detection result, and if the test is qualified, the control circuit controls the plurality of lower pressure heads on the key detection mechanism to be pressed down to trigger the switches of different types to be turned on, so that the lamp bulb corresponding to each type of switch displays the corresponding state; the photosensitive sensor is used for detecting light of the bulb when the bulb is in a lighting state, generating a first detection signal, so that the control circuit controls the indicator lamp to display a test result after the contact at the back of the product is separated from the probe according to the first detection signal; all products can be tested in a unified environment, the consistency of results is ensured, and the detection efficiency and accuracy are high.
Example two:
fig. 3 is a flowchart of an automatic switch testing method according to a second embodiment of the present invention.
With reference to fig. 3, applied to an automatic switch test apparatus as described above, the apparatus includes a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensitive sensor, and an indicator light; the method comprises the following steps:
step S101, when a contact at the back of a product is contacted with a probe and a strong current switch is turned on, a visual camera detects the state of a screen to obtain a screen image;
s102, a visual processor passes the screen image through a visual detection algorithm to obtain a detection result;
step S103, the control circuit judges whether the test is qualified according to the detection result, and if the test is qualified, the control circuit controls a plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the corresponding bulb of each type of switch displays the corresponding state;
and step S104, when the bulb is in a lighting state, the photosensitive sensor detects the light of the bulb to generate a first detection signal, so that the control circuit controls the indicator lamp to display the test result after the contact at the back of the product is separated from the probe according to the first detection signal.
The embodiment of the invention provides an automatic switch testing method, which comprises the following steps: when a contact at the back of the product is contacted with the probe and the strong current switch is turned on, the visual camera detects the state of the screen to obtain a screen image; the visual processor passes the screen image through a visual detection algorithm to obtain a detection result; the control circuit judges whether the test is qualified or not according to the detection result, if the test is qualified, the control circuit controls a plurality of lower pressure heads on the key detection mechanism to be pressed down to trigger the switches of different types to be turned on, so that the corresponding bulb of each type of switch displays the corresponding state; when the bulb is in a lighting state, the photosensitive sensor detects light of the bulb to generate a first detection signal, so that the control circuit controls the indicator lamp to display a test result after the contact at the back of the product is separated from the probe according to the first detection signal; all products can be tested in a unified environment, the consistency of results is ensured, and the detection efficiency and accuracy are high.
The embodiment of the invention also provides electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the steps of the automatic switch testing method provided by the embodiment are realized when the processor executes the computer program.
The embodiment of the present invention further provides a computer readable medium having a non-volatile program code executable by a processor, where the computer readable medium stores a computer program, and the computer program is executed by the processor to perform the steps of the automatic switch testing method of the above embodiment.
The computer program product provided in the embodiment of the present invention includes a computer-readable storage medium storing a program code, where instructions included in the program code may be used to execute the method described in the foregoing method embodiment, and specific implementation may refer to the method embodiment, which is not described herein again.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the system and the apparatus described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An automatic switch test device is characterized in that the device comprises a visual camera, a visual processor, a control circuit, a key detection mechanism, a photosensitive sensor and an indicator light;
the vision processor, the key detection mechanism, the photosensitive sensor and the indicator light are respectively connected with the control circuit, and the vision camera is connected with the vision processor;
the vision camera is used for detecting the state of a screen to obtain a screen image when a contact at the back of a product is contacted with the probe and the strong current switch is turned on;
the visual processor is used for enabling the screen image to pass through a visual detection algorithm to obtain a detection result;
the control circuit is used for judging whether the test is qualified or not according to the detection result, and if the test is qualified, controlling the plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the bulb corresponding to each type of switch displays a corresponding state;
the photosensitive sensor is used for detecting light of the bulb when the bulb is in a lighting state, generating a first detection signal, enabling the control circuit to enable the contact behind the product to be separated from the probe according to the first detection signal, and then controlling the indicator light to display a test result.
2. The automatic switch test equipment of claim 1, further comprising: starting a key and a program controller;
the starting key is used for generating a starting signal under the condition that a user touches when the product is arranged on the jig, and sending the starting signal to the control circuit through the program controller;
and the control circuit is used for controlling the shielding box to be closed according to the starting signal.
3. The automatic switch test equipment of claim 2, further comprising a micro switch, a cylinder action control valve, and a first sensor disposed at the detection location;
the microswitch is used for generating a touch signal under the condition that the shielding box is closed and sending the touch signal to the control circuit;
the control circuit is used for generating a first control instruction signal according to the touch signal;
and the cylinder action control valve is used for controlling the pneumatic sliding table carrying the jig to move to the detection position according to the first control instruction signal so as to enable the first sensor to generate a second detection signal.
4. The automatic switch test equipment of claim 3, further comprising a hold-down mechanism and a strong electrical switch button mechanism;
the control circuit is used for controlling the pressing mechanism to press the jig to a preset position according to the second detection signal and enabling the contact at the back of the product to be in contact with the probe; and controlling the pressing head of the strong current switch key mechanism to press down to enable the strong current switch on the switch to be turned on.
5. The automatic switch test equipment of claim 1, wherein the vision processor is configured to pre-process and filter the screen image to obtain a filtered screen image; carrying out image correction and image binarization processing on the filtered image to obtain a single letter and a single pattern after segmentation; and identifying the single letter and the pattern after the segmentation through a classifier to obtain the detection result.
6. The automatic switch test equipment of claim 1, further comprising a second sensor;
the control circuit is used for generating a second control instruction signal when the contact behind the product is separated from the probe;
the cylinder action control valve is used for controlling the jig to return to an initial position according to the second control instruction signal so as to enable the second sensor to generate a third detection signal; so that the control circuit controls the shielding box to be opened according to the third detection signal and controls the indicator light to display corresponding colors.
7. The automatic switch testing device of claim 1, wherein said plurality of lower indenters includes a first lower indenter, a second lower indenter, and a third lower indenter, and said different types of switches include a single key switch, a double key switch, and a triple key switch;
the control circuit is used for triggering the single-key switch to be turned on when the first lower pressing head is controlled to be pressed downwards;
when the first lower pressing head and the second lower pressing head are controlled to be pressed down in sequence, the double-key switch is triggered to be turned on;
and when the first lower pressing head, the second lower pressing head and the third lower pressing head are controlled to be pressed down in sequence, the three-key switch is triggered to be started.
8. An automatic switch test method applied to the automatic switch test apparatus according to any one of claims 1 to 7, the apparatus including a vision camera, a vision processor, a control circuit, a key detection mechanism, a photosensor, and an indicator light; the method comprises the following steps:
when a contact at the back of the product is contacted with the probe and the strong current switch is turned on, the visual camera detects the state of the screen to obtain a screen image;
the visual processor enables the screen image to pass through a visual detection algorithm to obtain a detection result;
the control circuit judges whether the test is qualified or not according to the detection result, and if the test is qualified, the control circuit controls a plurality of lower pressing heads on the key detection mechanism to press down to trigger the switches of different types to be turned on, so that the bulb corresponding to each type of switch displays a corresponding state;
when the bulb is in a lighting state, the photosensitive sensor detects light of the bulb to generate a first detection signal, so that the control circuit controls the indicator light to display a test result after the contact on the back of the product is separated from the probe according to the first detection signal.
9. An electronic device comprising a memory and a processor, the memory having stored thereon a computer program operable on the processor, wherein the processor implements the method of claim 8 when executing the computer program.
10. A computer-readable medium having non-volatile program code executable by a processor, the program code causing the processor to perform the method of claim 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210067038.5A CN114487806A (en) | 2022-01-20 | 2022-01-20 | Automatic switch test equipment and method |
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| CN202210067038.5A CN114487806A (en) | 2022-01-20 | 2022-01-20 | Automatic switch test equipment and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684913A (en) * | 2022-11-14 | 2023-02-03 | 深圳市创仁科技有限公司 | Automatic switch test equipment, system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115684913A (en) * | 2022-11-14 | 2023-02-03 | 深圳市创仁科技有限公司 | Automatic switch test equipment, system and method |
| CN115684913B (en) * | 2022-11-14 | 2023-05-16 | 深圳市创仁科技有限公司 | Automatic switch testing equipment, system and method |
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