CN101825658A - System and method for automatically testing power of display equipment on production line - Google Patents
System and method for automatically testing power of display equipment on production line Download PDFInfo
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- CN101825658A CN101825658A CN201010301148A CN201010301148A CN101825658A CN 101825658 A CN101825658 A CN 101825658A CN 201010301148 A CN201010301148 A CN 201010301148A CN 201010301148 A CN201010301148 A CN 201010301148A CN 101825658 A CN101825658 A CN 101825658A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention relates to a system and a method for automatically testing power of display equipment on a production line. The system of the invention comprises a communication card, a main control computer, a power meter, a frequency converter and a PLC controller, wherein the PLC controller is arranged on the production line. The system and method control the power meter through serial communication of the main control computer to test the power of the display equipment, and control the actions of automatic entry detection, automatic exit, and the like of the display equipment through parallel port communication of the computer by the communication card and the PLC controller. The system and method can save labor force, improve the degree of automation, improve the production efficiency, and are favorable for preventing operating personnel from misjudging and failing to judge, thus preventing products from having quality problems.
Description
Technical field
The present invention relates to a kind of automatically testing power of display equipment on production line system and method.
Background technology
In display devices such as LCD, LCD TV are produced, whether need by Energy Star or other power consumption of standard testing display device under operate as normal and energy saver mode qualified, specifically be divided into two parts: the one, the complete machine power requirement display of operate as normal under the setting (brightness and contrast be a Default Value) of regulation, the power when it shows full picture in vain; The 2nd, the power requirement display under the energy saver mode enters the power under the energy saver mode automatically under the situation that the signal input is not arranged.The complete machine power of operate as normal and the power of energy saver mode are to weigh the important parameter whether display reaches energy-conserving and environment-protective, are the important indicators of many safety tissue authentications.
Above-mentioned power test is operated in the power test station and finishes.And in the prior art, the operating type at power test station is: the performance number that the operating personnel shows according to power meter judges that power of display equipment is whether in SPEC.The shortcoming that this operating type exists is: in (1) test process, need the operating personnel according to SPEC visual inspection power displayed value to judge, step on pedal departures action simultaneously, not only lavish labor on, and it is long to produce the stand-by period, production efficiency is low; (2) prior art is that manually-operated is judged, has the erroneous judgement of personnel operation, the hidden danger of failing to judge.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of automatically testing power of display equipment on production line system and method is provided, this system and method not only can labor savings, improve automaticity, enhance productivity, and help avoiding the operating personnel to judge by accident failing to judge, prevent that quality problems from appearring in product.
For achieving the above object, the invention provides a kind of automatically testing power of display equipment on production line system, it is characterized in that: comprise address card, main control computer, power meter and be located at PLC controller on the production line;
Described PLC controller is provided with can be by the arrive at a station trigger switch and the signal output part that arrives at a station accordingly of the display device triggering of arriving at a station; Also be provided with the dog catch switch and the exit signal input end that is used to trigger described dog catch switch of the dog catch action that is used to control on the production line on the described PLC controller, make the display device departures to control described obstruction device action;
Described address card is provided with the signal input part that arrives at a station, exit signal output terminal and address card parallel port, and the described signal input part that arrives at a station is connected with the signal output part that arrives at a station of described PLC controller; Described exit signal output terminal is connected with the exit signal input end of described PLC controller;
Described main control computer is provided with a parallel port and a serial ports, described parallel port is connected with described address card parallel port, receive equipment that address card the sends parallel port signal that arrives at a station with the back of arriving at a station at display device, and detect at power of display equipment and whether to send all-clear to address card after finishing; Described serial ports is connected with the power meter serial ports, to send the detection power order to power meter, and detect at power of display equipment and to finish the performance number that back readout power instrumentation gets, whether described main control computer lets pass according to the performance number judgement that records, and whether sends all-clear by the parallel port;
Described power meter is provided with power meter serial ports and the power test port that can be connected with display device.
The present invention also provides a kind of automatically testing power of display equipment on production line method, it is characterized in that: by address card, main control computer, power meter be located at the cooperating of the PLC controller on the production line, carry out the automatic test of power of display equipment, may further comprise the steps:
(1) waits for that display device to be measured arrives at a station;
(2) display device to be measured arrives at a station, and described PLC controller is triggered, and sends the PLC trigger pip to described address card;
(3) described address card receives the PLC trigger pip, triggers the address card parallel port, to the main control computer transmitting apparatus parallel port signal that arrives at a station;
(4) the described main control computer equipment of the receiving parallel port signal that arrives at a station sends the detection power order by serial ports to power meter;
(5) described power meter is tested the power of display device, and performance number is shown;
(6) described main control computer reads the performance number of the display device that records to power meter by serial ports;
(7) the described main control computer performance number conformance with standard whether of judging display device, and whether send all-clear by the parallel port;
(8) whether described address card transmits all-clear to the PLC controller;
(9) described PLC controller descends the dog catch on the production line, the display device departures as receiving the then closed dog catch switch of all-clear; Described PLC controller is as receiving not all-clear, and then dog catch does not act on.
The invention has the beneficial effects as follows by the computer by serial communication comes elastic calibration device that display device is carried out power test, and the parallel port communication by computing machine and address card, PLC controller are realized the robotization of the display device actions such as detections, automatic departures of entering the station, thereby changed original manual work mode, improved the automaticity of power test system, improve production efficiency, saved the labour.Simultaneously, also avoided because the erroneous judgement that operating personnel's work mistake causes is failed to judge, thereby further held gate of the quality monitoring, prevented that the product that dispatches from the factory from quality problems occurring in this link.
The present invention is described in further detail below in conjunction with drawings and the specific embodiments.
Description of drawings
Fig. 1 is the system architecture synoptic diagram of system of the present invention.
Fig. 2 is the control flow chart of the inventive method.
Embodiment
Automatically testing power of display equipment on production line of the present invention system as shown in Figure 1, comprises address card 1, main control computer 2, power meter 3, frequency converter 17 and is located at PLC controller 4 on the production line.
Described PLC controller 4 is provided with can be by the arrive at a station trigger switch and the signal output part 6 that arrives at a station accordingly of display device 5 triggerings of arriving at a station; Also be provided with the dog catch switch and the exit signal input end 7 that is used to trigger described dog catch switch of the dog catch action that is used to control on the production line on the described PLC controller 4, make display device 5 departures to control described obstruction device action.
Described address card 1 is provided with the signal input part 8 that arrives at a station, exit signal output terminal 9 and address card parallel port 10, and the described signal input part 8 that arrives at a station is connected with the signal output part 6 that arrives at a station of described PLC controller 4; Described exit signal output terminal 9 is connected with the exit signal input end 7 of described PLC controller 4.
Described main control computer 2 is provided with a parallel port 11 and a serial ports 12, described parallel port 11 is connected with described address card parallel port 13, receive equipment that address card 1 the sends parallel port signal that arrives at a station with the back of arriving at a station at display device 5, and after display device 5 power detection are finished, whether send all-clear to address card 1; Described serial ports 12 is connected with power meter serial ports 13, to send the detection power order to power meter 3, and the performance number that readout power meter 3 records after display device 5 power detection are finished, described main control computer 2 judges whether let pass according to the performance number that records, and whether sends all-clear by parallel port 11.
Described power meter 3 is provided with power meter serial ports 13 and the power test port one 4 that can be connected with display device 5.
Described frequency converter 17 is exported independently operating voltage through voltage output end mouth 18 to described power meter 3.
In the present embodiment, the above-mentioned trigger switch that arrives at a station is infrared trigger switch, and with when display device 5 arrives at a station and shelters from infrared signal, signal output part 6 sends the PLC trigger pip to arriving at a station.
Automatically testing power of display equipment on production line method of the present invention, as shown in Figure 2, by address card 1, main control computer 2, power meter 3 be located at the cooperating of the PLC controller 4 on the production line, carry out the automatic test of power of display equipment, may further comprise the steps:
(1) waits for that display device to be measured arrives at a station;
(2) display device to be measured arrives at a station, and shelters to be located at the infrared signal that the trigger switch that arrives at a station on the described PLC controller sends, and described PLC controller is triggered, and sends the PLC trigger pip to described address card;
(3) described address card receives the PLC trigger pip, triggers the address card parallel port, to the main control computer transmitting apparatus parallel port signal that arrives at a station;
(4) the described main control computer equipment of the receiving parallel port signal that arrives at a station sends the detection power order by serial ports to power meter;
(5) described power meter is tested the power of display device, and performance number is shown;
(6) described main control computer reads the performance number of the display device that records to power meter by serial ports;
(7) the described main control computer performance number conformance with standard whether of judging display device, and whether send all-clear by the parallel port;
(8) whether described address card transmits all-clear to the PLC controller;
(9) described PLC controller descends the dog catch on the production line, the display device departures as receiving the then closed dog catch switch of all-clear; Described PLC controller is as receiving not all-clear, and then dog catch does not act on.
More than be preferred embodiment of the present invention, all changes of doing according to technical solution of the present invention when the function that is produced does not exceed the scope of technical solution of the present invention, all belong to protection scope of the present invention.
Claims (6)
1. automatically testing power of display equipment on production line system is characterized in that: comprise address card, main control computer, power meter and be located at PLC controller on the production line;
Described PLC controller is provided with can be by the arrive at a station trigger switch and the signal output part that arrives at a station accordingly of the display device triggering of arriving at a station; Also be provided with the dog catch switch and the exit signal input end that is used to trigger described dog catch switch of the dog catch action that is used to control on the production line on the described PLC controller, make the display device departures to control described obstruction device action;
Described address card is provided with the signal input part that arrives at a station, exit signal output terminal and address card parallel port, and the described signal input part that arrives at a station is connected with the signal output part that arrives at a station of described PLC controller; Described exit signal output terminal is connected with the exit signal input end of described PLC controller;
Described main control computer is provided with a parallel port and a serial ports, described parallel port is connected with described address card parallel port, receive equipment that address card the sends parallel port signal that arrives at a station with the back of arriving at a station at display device, and detect at power of display equipment and whether to send all-clear to address card after finishing; Described serial ports is connected with the power meter serial ports, to send the detection power order to power meter, and detect at power of display equipment and to finish the performance number that back readout power instrumentation gets, whether described main control computer lets pass according to the performance number judgement that records, and whether sends all-clear by the parallel port;
Described power meter is provided with power meter serial ports and the power test port that can be connected with display device.
2. automatically testing power of display equipment on production line according to claim 1 system, it is characterized in that: the described trigger switch that arrives at a station is infrared trigger switch, with when display device arrives at a station and shelter from infrared signal, signal output part sends the PLC trigger pip to arriving at a station.
3. automatically testing power of display equipment on production line according to claim 1 system, it is characterized in that: display device is located on the collector plate, and on production line, circulate with described collector plate, the power supply of described display device is inserted on the described collector plate, current collection of the power test port of described power meter on production line connects mutually with described collector plate, to test the performance number of described display device.
4. automatically testing power of display equipment on production line according to claim 1 system, it is characterized in that: also comprise a frequency converter, described frequency converter is exported independently operating voltage through the voltage output end mouth to described power meter.
5. automatically testing power of display equipment on production line method is characterized in that: by address card, main control computer, power meter be located at the cooperating of the PLC controller on the production line, carry out the automatic test of power of display equipment, may further comprise the steps:
(1) waits for that display device to be measured arrives at a station;
(2) display device to be measured arrives at a station, and described PLC controller is triggered, and sends the PLC trigger pip to described address card;
(3) described address card receives the PLC trigger pip, triggers the address card parallel port, to the main control computer transmitting apparatus parallel port signal that arrives at a station;
(4) the described main control computer equipment of the receiving parallel port signal that arrives at a station sends the detection power order by serial ports to power meter;
(5) power of described power meter test display device;
(6) described main control computer reads the performance number of the display device that records to power meter by serial ports;
(7) the described main control computer performance number conformance with standard whether of judging display device, and whether send all-clear by the parallel port;
(8) whether described address card transmits all-clear to the PLC controller;
(9) described PLC controller descends the dog catch on the production line, the display device departures as receiving the then closed dog catch switch of all-clear; Described PLC controller is as receiving not all-clear, and then dog catch does not act on.
6. automatically testing power of display equipment on production line method according to claim 5, it is characterized in that: in step (2), display device to be measured arrives at a station, and then shelters to be located at the infrared signal that the trigger switch that arrives at a station on the described PLC controller sends, thereby triggers the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010103011480A CN101825658B (en) | 2010-02-03 | 2010-02-03 | System and method for automatically testing power of display equipment on production line |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010103011480A CN101825658B (en) | 2010-02-03 | 2010-02-03 | System and method for automatically testing power of display equipment on production line |
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| CN101825658A true CN101825658A (en) | 2010-09-08 |
| CN101825658B CN101825658B (en) | 2012-01-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353835A (en) * | 2011-09-23 | 2012-02-15 | 冠捷科技（北京）有限公司 | Full-automatic test system for power of display equipment on production line and test method |
| CN103124364A (en) * | 2011-11-18 | 2013-05-29 | 北京牡丹视源电子有限责任公司 | Automatic energy efficiency testing method of flat panel television |
| CN107870261A (en) * | 2017-10-12 | 2018-04-03 | 惠州市华阳光电技术有限公司 | A kind of LED power test structure |
| CN116184103A (en) * | 2023-05-04 | 2023-05-30 | 深圳市东陆科技有限公司 | Detection device for LED display module |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201034949Y (en) * | 2007-02-05 | 2008-03-12 | 华南理工大学 | X-ray detection device of printed circuit board |
| CN201266220Y (en) * | 2008-09-04 | 2009-07-01 | 海尔集团公司 | Power module test device |
| CN201373911Y (en) * | 2009-02-23 | 2009-12-30 | 深圳市联欣科技有限公司 | Integrated test system for switch power source |
| CN101581740B (en) * | 2009-06-12 | 2010-12-08 | 福建捷联电子有限公司 | Method for automatically allocating instruments for testing power, voltage withstanding and grounding |
| CN101577078B (en) * | 2009-06-22 | 2011-04-27 | 福建捷联电子有限公司 | Full automatic adjustment and test system for liquid crystal display |
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2010
- 2010-02-03 CN CN2010103011480A patent/CN101825658B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353835A (en) * | 2011-09-23 | 2012-02-15 | 冠捷科技（北京）有限公司 | Full-automatic test system for power of display equipment on production line and test method |
| CN102353835B (en) * | 2011-09-23 | 2013-12-04 | 冠捷科技（北京）有限公司 | Full-automatic test system for power of display equipment on production line and test method |
| CN103124364A (en) * | 2011-11-18 | 2013-05-29 | 北京牡丹视源电子有限责任公司 | Automatic energy efficiency testing method of flat panel television |
| CN107870261A (en) * | 2017-10-12 | 2018-04-03 | 惠州市华阳光电技术有限公司 | A kind of LED power test structure |
| CN116184103A (en) * | 2023-05-04 | 2023-05-30 | 深圳市东陆科技有限公司 | Detection device for LED display module |
| CN116184103B (en) * | 2023-05-04 | 2023-07-04 | 深圳市东陆科技有限公司 | Detection device for LED display module |
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| Publication number | Publication date |
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| CN101825658B (en) | 2012-01-04 |
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Address after: 350300 Fuqing City, Fuzhou, Fujian, the reunification of overseas Chinese economic and Technological Development Zone Patentee after: TPV Electronic Technology (Fujian) Co., Ltd Address before: 350301 Zheng Fujian strapdown Electronics Co., Ltd., Fujian, Fuqing Province Patentee before: Fujian Jielian Electronic Co Ltd |