CN111601094B - TOF calibration test device and method of projection equipment - Google Patents
TOF calibration test device and method of projection equipment Download PDFInfo
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- CN111601094B CN111601094B CN202010433110.2A CN202010433110A CN111601094B CN 111601094 B CN111601094 B CN 111601094B CN 202010433110 A CN202010433110 A CN 202010433110A CN 111601094 B CN111601094 B CN 111601094B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
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Abstract
The invention relates to a TOF calibration test device and a TOF calibration test method for projection equipment, wherein the TOF calibration test device comprises a server, a control unit and a TOF test unit; the server is used for sending a control instruction to the control unit according to a preset test case, sending test parameters to the projection equipment to be tested and receiving a test result of the projection equipment to be tested; the control unit is used for controlling the TOF testing unit according to the control instruction; and the TOF testing unit is used for providing a testing tool for the projection equipment to be tested. The invention provides a device for testing and calibrating a TOF module without manual participation, and the test and calibration efficiency of the TOF module in projection equipment is improved.
Description
Technical Field
The invention relates to the technical field of projection equipment, in particular to a TOF calibration testing device and method of projection equipment.
Background
With the rapid development of science and technology and economy, projection devices have become indispensable roles in educational demonstrations, business activities, government offices and home entertainment. With the gradual maturity of projection technology, projection display devices have been increasingly applied to various fields, and product testing of projection devices is also more and more important. At present, most projection equipment manufacturers are still in the manual detection stage for the TOF module of the projection equipment, the projection equipment is tested in a manual detection mode, high labor cost and management cost are brought to the manufacturers, meanwhile, the accuracy and standardization of the TOF module delivery test of the projection equipment are difficult to guarantee, and satisfactory detection effects cannot be obtained.
Disclosure of Invention
The invention provides a TOF calibration testing device and method of a projection device, aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows:
a TOF calibration test device of a projection device comprises a server, a control unit and a TOF test unit;
the server is used for sending a control instruction to the control unit according to a preset test case, sending a test parameter to the projection equipment to be tested and receiving a test result of the projection equipment to be tested;
the control unit is used for controlling the TOF testing unit according to the control instruction;
and the TOF testing unit is used for providing a testing tool for the projection equipment to be tested.
The invention has the beneficial effects that: the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested, and receives a test result of the projection equipment to be tested, the control unit controls the TOF test unit according to the control instruction, and the TOF test unit provides a test tool for the projection equipment to be tested. The invention provides a device for testing and calibrating a TOF module without manual participation, and the test and calibration efficiency of the TOF module in projection equipment is improved.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the TOF testing unit comprises a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket;
the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device.
The beneficial effect of adopting the above further scheme is: TOF test unit includes first TOF testing mechanism and second TOF testing mechanism, and first TOF testing mechanism includes first TOF test colour chip and installing support, and first TOF test colour chip sets up at the installing support, and second TOF testing mechanism includes second TOF test colour chip and pneumatic means, and second TOF test colour chip is fixed on pneumatic means, provides standard TOF testing tool for projection equipment, promotes the accuracy of TOF module test.
Further, the control unit comprises a controller and an electromagnetic valve, the server is connected with the controller, and the controller is connected with the electromagnetic valve;
the electromagnetic valve is connected with the pneumatic device and is used for controlling the ascending and descending of the pneumatic device;
and the controller is used for receiving the control instruction and controlling the opening and closing of the electromagnetic valve according to the control instruction.
The beneficial effect of adopting the further scheme is that: the controller receives a control instruction and controls the opening and closing of the electromagnetic valve according to the control instruction, so that manual participation is not needed, and the projection equipment can use the first TOF test color card and the second TOF test color card for testing.
Further, a first distance exists between the first TOF testing mechanism and the projection equipment to be tested;
and a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, wherein the first distance is greater than the second distance.
Further, the device also comprises a test bench,
the test board is provided with a belt line which is used for conveying the projection equipment to be tested to a specified position.
Another technical solution of the present invention for solving the above technical problems is as follows: a TOF calibration test method of a projection device includes:
the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested and receives a test result of the projection equipment to be tested;
the control unit controls the TOF test unit according to the control instruction;
and the TOF testing unit provides a testing tool for the projection equipment to be tested.
The invention has the beneficial effects that: the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested and receives a test result of the projection equipment to be tested, the control unit controls the TOF test unit according to the control instruction, the TOF test unit provides a test tool for the projection equipment to be tested, and the test board carries the projection equipment to be tested. The invention provides a method for testing and calibrating a TOF module without manual participation, and the test and calibration efficiency of the TOF module in projection equipment is improved.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the TOF testing unit comprises a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket;
the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device.
Further, the control unit comprises a controller and an electromagnetic valve, the server is connected with the controller, the controller is connected with the electromagnetic valve, the control unit controls the TOF testing unit according to the control instruction, and the controller receives the control instruction and controls the electromagnetic valve to be opened and closed according to the control instruction;
the solenoid valve controls the ascending and descending of the pneumatic device under the control of the controller.
Further, a first distance exists between the first TOF testing mechanism and the projection equipment to be tested;
and a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, wherein the first distance is greater than the second distance.
Further, the projection equipment to be tested is arranged on a test bench, a belt line is arranged on the test bench, and the method further comprises the following steps:
the belt line conveys the projection equipment to be tested to a specified position.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a block diagram of a TOF calibration testing apparatus of a projection device according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a TOF calibration testing method for a projection apparatus according to another embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.
As shown in fig. 1, a block structure diagram of a TOF calibration testing apparatus of a projection device according to an embodiment of the present invention is shown, where the TOF calibration testing apparatus of the projection device includes a server, a control unit, and a TOF testing unit;
the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested and receives a test result of the projection equipment to be tested;
the control unit controls the TOF test unit according to the control instruction;
the TOF test unit provides a test tool for the projection device to be tested.
Based on the embodiment, the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested, and receives a test result of the projection equipment to be tested, and the control unit controls the TOF test unit according to the control instruction, wherein the TOF test unit provides a test tool for the projection equipment to be tested. The embodiment provides a device for testing and calibrating a TOF module without manual participation, and the efficiency of testing and calibrating the TOF module in projection equipment is improved.
Further, the TOF testing unit comprises a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket;
and the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device.
Based on above-mentioned embodiment TOF test unit includes first TOF accredited testing organization and second TOF accredited testing organization, and first TOF accredited testing organization includes first TOF test color chip and installing support, and first TOF test color chip sets up at the installing support, and second TOF accredited testing organization includes second TOF test color chip and pneumatic means, and second TOF test color chip is fixed on pneumatic means, provides standard TOF test tool for projection equipment, promotes the accuracy that TOF module tested.
Furthermore, the control unit comprises a controller and an electromagnetic valve, the server is connected with the controller, and the controller is connected with the electromagnetic valve;
the electromagnetic valve is connected with the pneumatic device and used for controlling the ascending and descending of the pneumatic device;
the controller is used for receiving the control command and controlling the opening and closing of the electromagnetic valve according to the control command.
Based on above-mentioned embodiment connects pneumatic means control pneumatic means's rising and decline through the solenoid valve, and the controller receives control command and opens and close according to control command control solenoid valve to realized not needing artifical the participation, projection equipment can use first TOF to test the colour chip and test the colour chip with the second TOF.
Furthermore, a first distance is formed between the first TOF testing mechanism and the projection equipment to be tested;
and a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, wherein the first distance is greater than the second distance.
Furthermore, the device also comprises a test bench, wherein a belt line is arranged on the test bench and used for conveying the projection equipment to be tested to a specified position.
As shown in fig. 2, a flowchart of a TOF calibration testing method for a projection apparatus according to another embodiment of the present invention is shown, where the TOF calibration testing method for a projection apparatus specifically includes:
110. and the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested and receives a test result of the projection equipment to be tested.
120. And the control unit controls the TOF test unit according to the control instruction.
130. The TOF testing unit provides a testing tool for the projection equipment to be tested.
Based on the method provided by the embodiment, the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested, and receives the test result of the projection equipment to be tested, and the control unit controls the TOF test unit according to the control instruction, wherein the TOF test unit provides a test tool for the projection equipment to be tested. The invention provides the test and calibration of the TOF module without manual participation, and improves the test and calibration efficiency of the TOF module in the projection equipment.
Based on the above embodiment, further, the TOF testing unit includes a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket;
and the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device.
Further, the control unit includes a controller and an electromagnetic valve, the server is connected to the controller, the controller is connected to the electromagnetic valve, and the control unit controls the TOF testing unit according to the control instruction, including: the controller receives the control instruction and controls the electromagnetic valve to be opened and closed according to the control instruction;
the solenoid valve controls the ascending and descending of the pneumatic device under the control of the controller.
Further, a first distance is formed between the first TOF testing mechanism and the projection equipment to be tested;
and a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, wherein the first distance is greater than the second distance.
Furthermore, the projection equipment to be tested is arranged on the test board, a belt line is arranged on the test board, and the belt line conveys the projection equipment to be tested to a specified position.
The following describes a test procedure of the projection apparatus using the TOF calibration test apparatus of the projection apparatus in the present application.
The projection equipment to be tested is conveyed to a designated position in the test bench through a belt line, for example, a photoelectric switch can be arranged in the test bench, when the projection equipment to be tested touches the photoelectric switch, the projection equipment to be tested stops moving forward, the test is started after the designated position is stopped, after the projection equipment to be tested is connected with the server, the test parameters sent by the server are received, the server sends a control instruction to the controller, the controller controls the opening of the electromagnetic valve according to the control instruction, the pneumatic device raises the second TOF test color card after rising, the projection equipment to be tested starts calibration, after the calibration is completed, the server sends the control instruction to the controller, the controller controls the closing of the electromagnetic valve according to the control instruction, the pneumatic device is caused to descend, the second TOF test color card is descended, the projection equipment to be tested starts second calibration, and the calibration is carried out by using the first TOF test color card, after calibration is completed, the projection equipment to be tested starts to carry out first measurement verification, the server sends a control instruction to the controller, the controller controls the opening of the electromagnetic valve according to the control instruction, the second TOF test color card is lifted after the pneumatic device rises, the projection equipment to be tested starts first measurement verification, after the verification is finished, the server sends the control instruction to the controller, the controller controls the closing of the electromagnetic valve according to the control instruction, the pneumatic device is caused to descend, the second TOF test color card is descended, the projection equipment to be tested starts second measurement verification, and after the measurement verification is finished, the projection equipment to be tested is transmitted out of the test board through a belt line.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The TOF calibration test device of the projection equipment is characterized by comprising a server, a control unit and a TOF test unit;
the server is used for sending a control instruction to the control unit according to a preset test case, sending test parameters to the projection equipment to be tested and receiving a test result of the projection equipment to be tested;
the control unit is used for controlling the TOF testing unit according to the control instruction;
the TOF testing unit is used for providing a testing tool for the projection equipment to be tested;
wherein the TOF testing unit comprises a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket; a first distance is formed between the first TOF testing mechanism and the projection equipment to be tested;
the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device; a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, and the first distance is greater than the second distance;
the control unit comprises a controller and an electromagnetic valve, the server is connected with the controller, and the controller is connected with the electromagnetic valve;
the electromagnetic valve is connected with the pneumatic device and is used for controlling the pneumatic device to ascend and descend;
the controller is used for receiving the control instruction and controlling the opening and closing of the electromagnetic valve according to the control instruction;
the server is also used for sending a first control instruction to the control unit after the test is started;
the control unit is further used for controlling the opening of the electromagnetic valve according to the first control instruction, and lifting the second TOF test color card after the pneumatic device rises until the first calibration is completed;
the server is also used for sending a second control instruction to the control unit after the first calibration is completed;
the control unit is further used for controlling the electromagnetic valve to be closed according to the second control instruction, the pneumatic device to descend, and the second TOF test color chart to descend until second calibration is completed;
the server is further used for sending a third control instruction to the control unit when the second calibration is completed and the first measurement verification is carried out;
the control unit is further used for controlling the opening of the electromagnetic valve according to the third control instruction, and lifting the second TOF test color card after the pneumatic device rises until the first test verification is completed;
and the server is also used for sending a fourth control instruction to the control unit after the first test and verification is finished, the controller controls the electromagnetic valve to be closed according to the fourth control instruction, the pneumatic device is caused to descend, the second TOF test color card is descended, and the projection equipment to be tested is subjected to second test and verification.
2. The TOF calibration test apparatus of a projection device of claim 1, further comprising a test stand,
the test board is provided with a belt line which is used for conveying the projection equipment to be tested to a specified position.
3. A TOF calibration test method of a projection apparatus, characterized in that the TOF calibration test device of a projection apparatus according to claim 1 or 2 comprises:
the server sends a control instruction to the control unit according to a preset test case, sends test parameters to the projection equipment to be tested and receives a test result of the projection equipment to be tested;
the control unit controls the TOF test unit according to the control instruction;
the TOF testing unit provides a testing tool for the projection equipment to be tested;
wherein the TOF testing unit comprises a first TOF testing mechanism and a second TOF testing mechanism;
the first TOF testing mechanism comprises a first TOF testing color card and a mounting bracket, and the first TOF testing color card is arranged on the mounting bracket; a first distance is formed between the first TOF testing mechanism and the projection equipment to be tested;
the second TOF testing mechanism comprises a second TOF testing color card and a pneumatic device, and the second TOF testing color card is fixed on the pneumatic device; a second distance is formed between the second TOF testing mechanism and the projection equipment to be tested, and the first distance is greater than the second distance;
the control unit includes controller and solenoid valve, the server is connected the controller, the controller is connected the solenoid valve, the control unit is according to control command control the TOF test unit includes: the controller receives the control instruction and controls the electromagnetic valve to be opened and closed according to the control instruction;
the electromagnetic valve controls the ascending and descending of the pneumatic device under the control of the controller;
the method further comprises the following steps:
after the server starts testing, a first control instruction is sent to the control unit;
the control unit controls the opening of the electromagnetic valve according to the first control instruction, and lifts the second TOF test color card after the pneumatic device rises until the first calibration is completed;
after the first calibration is completed, the server sends a second control instruction to the control unit;
the control unit controls the electromagnetic valve to be closed according to the second control instruction, the pneumatic device descends, and the second TOF test color card descends until second calibration is completed;
the server sends a third control instruction to the control unit when the second calibration is completed and the first measurement verification is carried out;
the control unit controls the opening of the electromagnetic valve according to the third control instruction, and the second TOF test color card is lifted after the pneumatic device is lifted until the first test verification is completed;
and after the first test and verification is completed, the server sends a fourth control instruction to the control unit, the controller controls the electromagnetic valve to be closed according to the fourth control instruction, the pneumatic device is caused to descend, the second TOF test color card is descended, and the projection equipment to be tested performs second test and verification.
4. The TOF calibration testing method of a projection device according to claim 3, wherein the projection device to be tested is disposed on a test bench, the test bench having a belt line disposed thereon, the method further comprising:
the belt line conveys the projection equipment to be tested to a specified position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010433110.2A CN111601094B (en) | 2020-05-20 | 2020-05-20 | TOF calibration test device and method of projection equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010433110.2A CN111601094B (en) | 2020-05-20 | 2020-05-20 | TOF calibration test device and method of projection equipment |
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| CN111601094A CN111601094A (en) | 2020-08-28 |
| CN111601094B true CN111601094B (en) | 2022-07-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101212362B (en) * | 2006-12-26 | 2010-05-19 | 中兴通讯股份有限公司 | Automatic testing device and method incorporating a variety of testing tools |
| KR102293671B1 (en) * | 2017-11-29 | 2021-08-24 | 삼성전자주식회사 | Apparatus for testing semiconductor device method tof testing semiconductor device |
| CN109520708A (en) * | 2018-12-11 | 2019-03-26 | 深圳市艾特讯科技有限公司 | Optical performance detecting device for mobile terminal |
| CN110595735B (en) * | 2019-09-29 | 2022-05-20 | 歌尔光学科技有限公司 | TOF module testing device, testing system and testing method |
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