CN111307420A - Infrared quality testing device and method for infrared transmitting tube product - Google Patents
Infrared quality testing device and method for infrared transmitting tube product Download PDFInfo
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- CN111307420A CN111307420A CN202010076701.9A CN202010076701A CN111307420A CN 111307420 A CN111307420 A CN 111307420A CN 202010076701 A CN202010076701 A CN 202010076701A CN 111307420 A CN111307420 A CN 111307420A
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- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention provides an infrared quality testing device and a testing method for an infrared transmitting tube product, wherein the device comprises: the device comprises a testing bottom plate, tested equipment and an infrared receiving plate, wherein the tested equipment comprises a plurality of infrared transmitting tubes and is used for transmitting infrared signals according to an infrared transmitting instruction sent by the testing bottom plate; the infrared receiving board is used for receiving the infrared signal transmitted by the tested equipment and feeding back the infrared waveform to the testing bottom board; and the test bottom plate is used for judging whether the infrared quality of the tested equipment is qualified or not according to the infrared waveform sent by the infrared receiving plate. By implementing the invention, the defect that each infrared emission tube cannot be detected manually is overcome, and the quality detection accuracy is ensured.
Description
Technical Field
The invention relates to the technical field of infrared, in particular to an infrared quality testing device and method for an infrared transmitting tube product.
Background
The infrared remote control technology is a common control technology and is widely applied to various fields. The product with the infrared transmitting tube uses a professional instrument to check whether each infrared transmitting tube is good or bad in the production stage, but the cost of the professional instrument is high, and the high instrument cost cannot be borne by the low-cost product. Generally, the function of the infrared transmitting tube of a low-cost product is manually checked one by one manually, but the manual check can only detect that the product has the infrared function, cannot confirm the function of each infrared transmitting head, and cannot ensure whether the quality of each infrared transmitting tube is normal or not. Therefore, the manual detection method has the disadvantages of reducing the production efficiency, having high manual test cost and being incapable of ensuring the quality of each infrared transmitting tube.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the infrared quality of an infrared transmitting tube product cannot be comprehensively detected during manual detection and the manual detection cost is high in the prior art, so that the infrared quality testing device and the infrared quality testing method for the infrared transmitting tube product are provided.
Therefore, the embodiment of the invention provides the following technical scheme:
in a first aspect, an embodiment of the present invention provides an infrared quality testing apparatus for an infrared transmitting tube product, including: the device comprises a testing bottom plate, tested equipment and an infrared receiving plate, wherein the tested equipment comprises at least one infrared transmitting tube and is used for transmitting an infrared signal according to an infrared transmitting instruction sent by the testing bottom plate; the infrared receiving board is used for receiving the infrared signal transmitted by the tested equipment and feeding back the infrared waveform to the testing bottom board; and the test bottom plate is used for judging whether the infrared quality of the tested equipment is qualified or not according to the infrared waveform sent by the infrared receiving plate.
In one embodiment, the infrared emission instruction is a test instruction recording file stored in the test base plate.
In one embodiment, the test backplane plays the test instruction recording file through the speaker.
In one embodiment, the device under test receives a test instruction recording file sent by the test backplane through the microphone.
In one embodiment, the infrared receiving board receives the infrared signals emitted by the device to be tested through a plurality of infrared receiving sensors, and the number of the infrared receiving sensors is consistent with that of the infrared emitting tubes.
In an embodiment, the test board comprises a status indication device for indicating a test status and a test result.
In an embodiment, the status indication device is specifically two indicator lights, which are respectively used for indicating the test status and the test result.
In a second aspect, an embodiment of the present invention provides a method for testing infrared quality of an infrared emission tube product, including the following steps: sending an infrared emission instruction to the tested device to enable the tested device to emit an infrared signal; receiving an infrared waveform generated after the infrared receiving board receives the infrared signal; calculating the number of square wave signal values in the infrared waveform; and judging whether the infrared quality of the tested equipment is qualified or not according to the quantity of the square wave signal values.
In an embodiment, the step of determining whether the infrared quality of the device under test is qualified according to the number of square wave signal values includes: and when the number of the square wave signal values is larger than a preset value within a preset time, the infrared quality of the tested equipment is qualified.
The technical scheme of the invention has the following advantages:
according to the infrared quality testing device and the testing method for the infrared transmitting tube product, provided by the invention, the testing software for testing the infrared quality is burnt on the low-cost testing bottom plate, so that the quality of each infrared transmitting tube can be quickly, accurately and cheaply tested.
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 block diagram illustrating a specific example of an infrared quality testing apparatus for an infrared transmitting tube product according to an embodiment of the present invention;
FIG. 2 is a wiring diagram showing a specific example of an infrared quality testing apparatus for an infrared transmitting tube product according to an embodiment of the present invention;
FIG. 3 is a functional block diagram of a specific example of a test backplane in an embodiment of the present invention;
fig. 4 is a flowchart of a specific example of an infrared quality testing method for an infrared transmitting tube product according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood 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.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Examples
The embodiment of the invention provides an infrared quality testing device for an infrared transmitting tube product, and the embodiment of the invention takes a multi-infrared transmitting tube product with three infrared transmitting tubes as an example for illustration, but the invention is not limited to the example. As shown in fig. 1, includes: the device comprises a testing bottom plate 1, a tested device 2 and an infrared receiving plate 3, wherein the tested device 2 comprises at least one infrared transmitting tube and is used for transmitting an infrared signal according to an infrared transmitting instruction sent by the testing bottom plate 1; the infrared receiving board 3 is used for receiving the infrared signal emitted by the tested device 2 and feeding back the infrared waveform to the testing bottom board 1; and the test bottom plate 1 is used for judging whether the infrared quality of the tested equipment 2 is qualified or not according to the infrared waveform sent by the infrared receiving plate 3.
In the embodiment of the invention, the device to be tested 2 can be a single infrared emission product or a multi-infrared emission product. The infrared quality testing software is written in the testing bottom plate 1, and when the testing bottom plate 1 detects the power-on signal of the tested device 2, the testing bottom plate 1 sends an infrared function transmitting instruction to the tested device 2. The tested device 2 receives the instruction, executes the infrared instruction and transmits an infrared signal through the infrared transmitting tube. The infrared receiving board 3 receives the infrared signal, returns the receiving result to the testing bottom board 1, and the testing bottom board 1 analyzes and judges the receiving result through software and outputs the testing success or testing failure result. And if the test is successful, the infrared quality of the product is qualified, and if the test is failed, the infrared quality is unqualified.
In an embodiment, the test base 1 comprises status indication means for indicating the test status and the test result. In the embodiment of the present invention, as shown in fig. 2, the status indicating device is specifically two indicating lamps, which are respectively used for indicating the test status and the test result. LED1 is a test status indicator light and LED2 is a test result light. As shown in FIG. 3, Pin1, Pin2 and Pin3 on the test base plate 1 are respectively connected with three infrared receiving heads, receive the infrared waveform sent by the infrared receiving plate 3, and judge whether the infrared quality of the tested device 2 is qualified. The Pin4 controls the test result indicator light to display red, the Pin5 controls the test result indicator light to display green, and the Pin6 judges whether the test program of the test base plate 1 enters the test mode.
As shown in fig. 2 and fig. 3, after the device under test 2 is powered on, the test board 1 enters the test mode after the test program determines the high level 5S through Pin 6. And the test status indicator light LED1 is normally on to indicate that the test is in progress. After the test is completed, the test status indicator LED1 goes off. During the test, the infrared receiving board 3 is supplied with power through the test backplane 3.3V-GND. And if the three infrared receiving heads successfully receive the infrared waveforms sent by the infrared receiving plate 3 and the infrared emission quality is qualified, the successful recording of the test is controlled, then the Pin5 is set to be at a high level, and the test result lamp LED2 is normally on (a green lamp). Otherwise, the control test fails to record and further sets Pin4 to be at a high level, and the test result light LED2 is normally on (red light).
In one embodiment, the infrared emission instruction is a test instruction recording file stored in the test board 1. In the embodiment of the invention, a test program of a test bottom plate 1 stores three voice files in a storage area, wherein the three voice files are respectively a test instruction recording file 'baby classmate', 'elevated temperature', 'test success' and 'test failure' recording files. The test instruction is a test instruction recording file 'baby classmates', 'increased temperature' and 'increased temperature'. When the test result is qualified, playing the recording file with the test success to ensure that the test is successful, and when the test result is unqualified, playing the recording file with the test failure to ensure that the test is failed.
In one embodiment, the test board 1 plays the test instruction recording file through a speaker. In the embodiment of the invention, after the test bottom plate 1 enters the test mode, the control program plays the test instruction recording file 'baby classmates' through the SPK interface loudspeaker to wake up the tested device 2. The tested device 2 receives the test instruction recording file sent by the test bottom board 1 through the microphone. The tested device 2 obtains voice through a microphone, and the awakening instruction is recognized through an ASR system of the tested device 2. The test backplane 1 test program communicates with the device under test TXD1 through RXD1, the test backplane 1 asks the device under test 2 whether it has been woken up through RXD1, and the device under test 2 returns the result to the test backplane 1 through TXD 1. After the tested device 2 is determined to be awakened, the testing bottom plate 1 plays the testing instruction recording files of 'temperature rise', 'temperature rise' and 'temperature rise' through the SPK interface loudspeaker, the tested device 2 receives the testing instruction recording files sent by the testing bottom plate 1 through the microphone, and the infrared transmitting tube is controlled to transmit infrared signals.
In one embodiment, the infrared receiving board 3 receives the infrared signals emitted by the device under test 2 through a plurality of infrared receiving sensors, and the number of the infrared receiving sensors is consistent with that of the infrared emitting tubes. In the embodiment of the invention, the tested device 2 receives the instruction to execute the infrared instruction emission, and the No. 1, No. 2 and No. 3 infrared emission tubes respectively emit infrared signals. No. 1, No. 2 and No. 3 infrared receiving sensors are arranged on the infrared receiving plate 3, and the No. 1, No. 2 and No. 3 infrared receiving sensors receive infrared signals transmitted by corresponding No. 1, No. 2 and No. 3 transmitting tubes. The infrared receiving sensor can receive the signals of the transmitting tubes one by one or can receive the signals independently. If the infrared transmitting tubes of the device 2 to be tested are more than three, the infrared receiving sensors of the infrared receiving plate 3 can be added for infrared quality detection.
According to the infrared quality testing device for the infrared transmitting tube product, provided by the invention, the infrared receiving sensor with lower cost is utilized, and the whole set of infrared quality detection is completed by using the low-cost testing bottom plate burning testing software, so that the defect that each infrared transmitting tube cannot be detected manually is overcome, and the accuracy of quality detection is ensured. The test result is reported through the recording and is double-sided suggestion with the pilot lamp, ensures to produce the line staff and can know the test result in time.
The embodiment of the invention provides an infrared quality testing method for an infrared transmitting tube product, which comprises the following steps as shown in figure 4:
step S1: and sending the infrared emission instruction to the tested device to enable the tested device to emit an infrared signal.
Step S2: and receiving the infrared waveform generated after the infrared signal is received by the infrared receiving plate.
Step S3: and calculating the number of square wave signal values in the infrared waveform.
Step S4: and judging whether the infrared quality of the tested equipment is qualified or not according to the quantity of the square wave signal values.
The functional description of the infrared quality testing method of the infrared transmitting tube product provided by the embodiment of the invention refers to the description of the infrared quality testing device of the infrared transmitting tube product in the above embodiment in detail.
In an embodiment, the step of determining whether the infrared quality of the device under test 2 is qualified according to the number of the square wave signal values includes: and when the number of the square wave signal values is larger than the preset value within the preset time, the infrared quality of the tested device 2 is qualified. In the embodiment of the invention, after the tested device 2 sends an infrared signal, the infrared receiving sensors on the infrared receiving plate 3 receive the infrared signal, the test program on the test bottom plate 1 is respectively connected with three infrared receiving heads through the Pin1, the Pin2 and the Pin3, receives the infrared waveform sent by the infrared receiving plate 3, and captures the falling edge of the infrared waveform received by each receiving head, so that counting statistics and time counting are performed, the preset time is 5S, the preset values are 20, when the counting time is less than or equal to 5S, if the number of the falling edges is greater than or equal to 20, the test result corresponding to the infrared receiving heads is qualified, and the infrared quality of the infrared transmitting tube corresponding to the tested device 2 is qualified.
According to the infrared quality testing method for the infrared transmitting tube product, provided by the invention, the whole set of infrared quality detection can be completed by burning the testing software by using the low-cost testing bottom plate, the whole testing time can be completed within only a few seconds, and the software testing method can be applied to all infrared transmitting products. The method is used for completing the whole set of infrared quality detection with high efficiency and low cost, and has survivability.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. An infrared quality testing device for infrared transmitting tube products is characterized by comprising: a test base plate, a device to be tested and an infrared receiving plate, wherein,
the tested equipment comprises at least one infrared transmitting tube and is used for transmitting an infrared signal according to an infrared transmitting instruction sent by the testing bottom plate;
the infrared receiving board is used for receiving the infrared signal transmitted by the tested equipment and feeding back the infrared waveform to the testing bottom board;
and the test bottom plate is used for judging whether the infrared quality of the tested equipment is qualified or not according to the infrared waveform sent by the infrared receiving plate.
2. The infrared quality testing device of claim 1, wherein the infrared emission instructions are test instruction recording files stored on the test base.
3. The infrared quality testing device of claim 2, wherein the test board plays the test command recording file through a speaker.
4. The infrared quality testing device of claim 3, wherein the device under test receives the recording file of the test instructions sent by the test backplane through a microphone.
5. The infrared quality testing device of the infrared emission tube product as claimed in any one of claims 1 to 4, wherein the infrared receiving board receives the infrared signals emitted from the device under test through a plurality of infrared receiving sensors, and the number of the infrared receiving sensors is the same as that of the infrared emission tubes.
6. The infrared quality test device of any one of claims 1-5, characterized in that the test base plate comprises status indication means for indicating test status and test results.
7. The infrared quality testing device of claim 6, wherein the status indicating device is specifically two indicating lamps, and the two indicating lamps are respectively used for indicating the testing status and the testing result.
8. An infrared quality testing method for an infrared transmitting tube product is characterized by comprising the following steps:
sending an infrared emission instruction to the tested device to enable the tested device to emit an infrared signal;
receiving an infrared waveform generated after the infrared receiving board receives the infrared signal;
calculating the number of square wave signal values in the infrared waveform;
and judging whether the infrared quality of the tested equipment is qualified or not according to the quantity of the square wave signal values.
9. The infrared quality testing method of the infrared transmitting tube product as claimed in claim 8, wherein said step of determining whether the infrared quality of the device under test is acceptable according to the number of square wave signal values comprises: and when the number of the square wave signal values is larger than a preset value within a preset time, the infrared quality of the tested equipment is qualified.
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| CN202010076701.9A CN111307420A (en) | 2020-01-23 | 2020-01-23 | Infrared quality testing device and method for infrared transmitting tube product |
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