CN113075477A - Detection device, detection method and detection system for display panel - Google Patents
Detection device, detection method and detection system for display panel Download PDFInfo
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- CN113075477A CN113075477A CN202110316069.5A CN202110316069A CN113075477A CN 113075477 A CN113075477 A CN 113075477A CN 202110316069 A CN202110316069 A CN 202110316069A CN 113075477 A CN113075477 A CN 113075477A
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- 238000001514 detection method Methods 0.000 title claims abstract description 274
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- 238000007689 inspection Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 3
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- 230000005856 abnormality Effects 0.000 abstract description 17
- 230000008569 process Effects 0.000 description 9
- 230000015556 catabolic process Effects 0.000 description 8
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- 238000004519 manufacturing process Methods 0.000 description 4
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- 230000007547 defect Effects 0.000 description 1
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- 238000005401 electroluminescence Methods 0.000 description 1
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- 238000011897 real-time detection Methods 0.000 description 1
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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Abstract
The embodiment of the invention provides a detection device of a display panel, a detection method and a detection system thereof; the detection apparatus includes: a device body configured to detect a display panel; a voltage reduction module configured to reduce a first voltage of an input terminal to a second voltage of an output terminal; the detection alarm module is configured to detect the electrostatic ring when the electrostatic ring is connected with the detection alarm module and alarm when the electrostatic ring is abnormal; and the communication module is configured to receive the detection data transmitted by the detection alarm module and send the detection data to the data processing equipment. In the embodiment of the invention, the communication module is arranged, so that the detection data of the electrostatic rings on each station can be uploaded to the data processing equipment, the data processing equipment can monitor the abnormality of the detection equipment, and each detection equipment is analyzed according to the abnormal data, thereby reducing the possibility of abnormality of the detection equipment and improving the reliability of the display panel.
Description
Technical Field
The invention relates to the technical field of display, in particular to a detection device of a display panel, a detection method and a detection system thereof.
Background
A display panel, such as an OLED (organic light emitting semiconductor) display panel, is a display panel that generates electroluminescence using a multi-layered organic thin film structure; among them, the OLED is easy to fabricate and requires only a low driving voltage. The OLED has the advantages of being light and thin, high in brightness, low in power consumption, fast in response, high in definition, good in flexibility, high in luminous efficiency and the like.
In the OLED manufacturing line, referring to fig. 1, a plurality of stations G need to be set, and each station needs to have a corresponding worker R to use the equipment of the station G to detect the appearance and the picture of the OLED display panel, which specifically includes: manual lamp station and reinspection station. And when the detection personnel when carrying out display panel's detection operation, if the static ring is not worn to the detection personnel, wear the static ring unsatisfactory, or the static ring of wearing goes wrong, then can lead to the risk that the static breakdown appears in display panel, for reducing this risk, what adopt at present is that the alarm is installed to station G department, when detecting the problem of static ring, send out the warning, but the time of reporting to the police is limited, when reporting to the police simultaneously at a plurality of stations, adopt the station that the manual positioning goes wrong, the work load is big, the positioning time is long, and then can't fix a position concrete warning station, supervisory personnel can't determine the station of problem, and inquire the historical problem data of alarm, can't carry out analysis processes to the station that goes wrong, can't reduce the probability that the station goes wrong, and then influence display panel's reliance.
Disclosure of Invention
The invention provides a detection device of a display panel, which aims to solve the problems that the conventional station cannot monitor in real time and cannot acquire historical problem data for analysis when the electrostatic ring of a detector has a problem.
A first aspect of the present invention provides a detection apparatus for a display panel, including:
a device body configured to detect a display panel placed on the device body;
a voltage reduction module disposed on the device body, an input end of the voltage reduction module being connected to a power supply on the device body, the voltage reduction module being configured to reduce a first voltage at the input end to a second voltage at an output end;
the detection alarm module is connected with the output end of the voltage reduction module; the detection alarm module is configured to detect an electrostatic ring when the electrostatic ring is connected with the detection alarm module, and alarm when the electrostatic ring is abnormal;
the communication module is connected with the detection alarm module and is configured to receive detection data transmitted by the detection alarm module and send the detection data to data processing equipment when the detection alarm module detects that the electrostatic ring is connected.
Optionally, the detection alarm module includes: the alarm comprises a chip, an alarm, an input port and an output port;
the input port is connected with the chip, is configured to be connected with the electrostatic ring and transmits the detection data of the electrostatic ring to the chip;
the chip is connected with the alarm and the output port, and is configured to analyze the detection data, control the alarm to alarm when the detection data is determined to be abnormal data, and transmit the detection data to the communication module through the output port.
Optionally, the detection alarm module further includes: an alarm lamp; the alarm lamp is connected with the chip, and when the detected data is determined to be abnormal data, the chip is further configured to control the alarm lamp to emit light.
Optionally, the detection alarm module further includes: the diode, the first capacitor, the resistor, the second capacitor and the switch;
the anode of the diode is connected with the output end of the voltage reduction module, and the cathode of the diode is connected with the first electrode of the first capacitor; the second electrode of the first capacitor is connected with the chip;
a first electrode of the second capacitor is connected with an output end of the voltage reduction module, a second electrode of the second capacitor is connected with a first end of the switch, a second end of the switch is connected with a first end of the resistor, and a second end of the resistor is connected with the chip;
the output port is connected to a first end of the resistor.
Optionally, the apparatus body includes:
an equipment housing;
the voltage reduction module, the detection alarm module and the communication module are all arranged in a cavity defined by the equipment shell;
the apparatus main body further includes: the electrostatic interface and the switch button are embedded on the equipment shell; one surface of the electrostatic interface facing the cavity is connected with an input port of the detection alarm module; one surface of the electrostatic interface facing the outside of the cavity is connected with the electrostatic ring; the switch button is connected with the switch.
Optionally, the apparatus body further comprises: the device comprises a cooling fan, a placing unit, a control panel, a pressure regulating valve, a switch and a power supply;
the heat dissipation fan is embedded on the equipment shell;
the placing unit, the control board, the pressure regulating valve, the exchanger and the power supply are all placed in the cavity;
the placing unit is configured to bear the display panel and detect the display panel;
the control board is connected with the placing unit and is configured to control the placing unit to detect the display panel or terminate the detection;
the pressure regulating valve is configured to control a vacuum level within the device housing;
the switch is connected with an external network and the control board and is used for transmitting network signals to the control board.
Optionally, the control panel is connected with the detection alarm module; when the detection alarm module detects that the electrostatic ring is abnormal, abnormal data are sent to the control board; and when the control board receives the abnormal data, controlling the placing unit to terminate the detection of the display panel.
The second side of the present invention provides a method for detecting a display panel, which is applied to the detection device described in any one of the above items, the method comprising:
after receiving the switch opening, the detection alarm module detects whether the electrostatic ring is connected;
when the electrostatic ring is connected, the detection alarm module acquires detection data of the electrostatic ring;
if the detection data are abnormal data, alarming and transmitting the detection data to a communication module;
the communication module transmits the detection data to data processing equipment, and the detection alarm module transmits the detection data to the equipment main body at the same time, so that the equipment main body stops detecting the display panel.
Optionally, the detecting data includes: and detecting time, equipment identification, employee number and electrostatic ring state information.
A third aspect of the present invention provides a system for inspecting a display panel, comprising a plurality of inspection apparatuses as described in any one of the first aspects, and further comprising: a data processing device; the data processing equipment is connected with each detection equipment;
the data processing device is configured to receive abnormal data sent by the detection device and analyze the abnormal data.
The embodiment of the invention provides a detection device of a display panel, which comprises: a device body configured to detect a display panel placed on the device body; a voltage reduction module disposed on the device body, an input end of the voltage reduction module being connected to a power supply on the device body, the voltage reduction module being configured to reduce a first voltage at the input end to a second voltage at an output end; the detection alarm module is connected with the output end of the voltage reduction module; the detection alarm module is configured to detect an electrostatic ring when the electrostatic ring is connected with the detection alarm module, and alarm when the electrostatic ring is abnormal; the communication module is connected with the detection alarm module and is configured to receive detection data transmitted by the detection alarm module and send the detection data to data processing equipment when the detection alarm module detects that the electrostatic ring is connected. In the embodiment of the invention, the equipment body for detecting the display panel and the equipment for detecting the electrostatic ring are combined into one piece of equipment, so that the occupied space of the detection equipment is reduced, and the communication module is arranged, so that the detection data of the electrostatic ring on each station can be uploaded to the data processing equipment, the data processing equipment can monitor the abnormality of the detection equipment, and each detection equipment is analyzed according to the abnormal data, thereby reducing the possibility of abnormality of the detection equipment and improving the reliability of the display panel.
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 description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description 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 these drawings without inventive labor.
FIG. 1 is a schematic diagram illustrating a distribution structure of a display panel according to the prior art;
fig. 2 is a schematic structural diagram of a detection apparatus for a display panel according to an embodiment of the present invention;
FIG. 3 is a schematic circuit diagram of a detecting apparatus for a display panel according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating a method for inspecting a display panel according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a system for detecting a display panel according to an embodiment of the present 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 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.
Example one
Referring to fig. 2, a schematic structural diagram of a detection apparatus 01 for a display panel according to an embodiment of the present invention is shown, including:
a device body 10, the device body 10 being configured to detect a display panel P placed on the device body 10;
a voltage-reducing module 20, the voltage-reducing module 20 being disposed on the device body 10, an input terminal 21 of the voltage-reducing module 20 being connected to the power supply 11 on the device body 10, the voltage-reducing module 20 being configured to reduce a first voltage at the input terminal 21 to a second voltage at an output terminal 22;
the detection alarm module 30, the detection alarm module 30 is connected with the output end 22 of the voltage reduction module 20; the detection alarm module 30 is configured to detect the electrostatic ring ER when the electrostatic ring ER is connected with the detection alarm module 30, and alarm when the electrostatic ring ER is abnormal;
a communication module 40, wherein the communication module 40 is connected to the detection alarm module 30, and the communication module 40 is configured to receive the detection data transmitted by the detection alarm module 30 when the detection alarm module 30 detects that the electrostatic ring ER is connected, and send the detection data to a data processing device 02.
In the embodiment of the present invention, the device body 10 is used for driving a display panel processor in an OLED production line to burn or detect a display defect of the display panel. The voltage reducing module 20 reduces the voltage of 12V to 9V, and the voltage reducing module 20 may also reduce the first voltage with other values to the second voltage as required.
Further, the detection apparatus 01 further includes: an anomaly feedback module; when the detection alarm module gives an alarm, corresponding abnormal data can be sent to the abnormal feedback module, and the abnormal feedback module displays the abnormal data and can remind detection personnel to timely process abnormal electrostatic rings.
The voltage reduction module 20, the detection alarm module 30 and the communication module 40 are added to the device main body 10, so that the detection device has a function of detecting the electrostatic ring while the function of detecting the display panel of the device main body 10 is realized, and the detected data is recorded and transmitted.
Further, the detection apparatus 01 further includes: the storage module is used for storing detection data of the detection equipment corresponding to the station on the electrostatic ring; wherein detecting the data comprises: normal data and abnormal data. Specifically, referring to table one, the detection data of the electrostatic ring detected by itself is stored for each detection device. The detection may be performed every predetermined time, such as every 3 seconds, 5 seconds, or 10 seconds. The detection data includes: and detecting time, equipment identification, employee number and electrostatic ring state information. Wherein the electrostatic ring state information includes: normal and abnormal; the abnormality includes an abnormality cause. The abnormality may be caused by the electrostatic ring not being energized, the electrostatic ring not being grounded, or the like.
In the first table, the same device has the same device identifier, but different employees can operate, so that the employee job numbers can be different, and in a general case, the reason why the electrostatic ring is abnormal is the employee, so that the employee job numbers are recorded and can be used for subsequent analysis of specific reasons, and a function of inquiring detection data is realized. The detection data are output in a form of table one, detection equipment can conveniently send the detection data to data processing equipment for recording and analyzing, and then detection equipment and staff prone to problems are located, so that the detection efficiency of the display panel is improved, and the probability that the display panel is subjected to electrostatic breakdown is reduced.
Watch 1
Referring to fig. 3, a circuit connection diagram between the voltage step-down module 20, the detection alarm module 30 and the communication module 40 is shown; wherein, the detection alarm module 30 includes: chip IC, alarm 31, input port 32 and output port 33;
the input port 32 is connected with the chip IC, the input port 32 is configured to be connected with the electrostatic ring ER, and transmit the detection data of the electrostatic ring ER to the chip IC;
the chip IC is connected to the alarm 31 and the output port 33, and configured to analyze the detection data, control the alarm 31 to alarm when it is determined that the detection data is abnormal data, and transmit the detection data to the communication module 40 through the output port 33.
In the embodiment of the present invention, the alarm 31 is a buzzer for sounding an alarm.
In addition, the detection alarm module 30 further includes: a warning lamp 34; the alarm lamp 34 is connected to the chip IC, and the chip IC is further configured to control the alarm lamp 34 to emit light when it is determined that the detected data is abnormal data. The alarm lamp 34 is an LED lamp for emitting light to alarm.
In the embodiment of the present invention, the data processing device 02 may be monitored by an administrator, and after the detection alarm module 30 gives an alarm, a detection person may replace or inspect the worn electrostatic ring, and the administrator may directly stop the detection of the display panel by the alarm detection device, so as to avoid the risk of electrostatic breakdown of the display panel, thereby improving the reliability of the display panel.
Wherein, the detection alarm module 30 further comprises: the circuit comprises a diode L, a first capacitor C1, a resistor R1, a second capacitor C2 and a switch K; the anode of the diode L is connected to the output 22 of the buck module 20, and the cathode is connected to the first electrode of the first capacitor C1; the second electrode of the first capacitor C1 is connected to the chip IC; a first electrode of the second capacitor C2 is connected to the output terminal 22 of the buck module 20, a second electrode of the second capacitor C2 is connected to a first terminal of the switch K, a second terminal of the switch K is connected to a first terminal of the resistor R1, and a second terminal of the resistor R1 is connected to the chip IC; the output port 33 is connected to a first terminal of the resistor R1.
Wherein, the input end 21 of the voltage reduction module 20 is connected with the power supply, and the output end 22 is connected with the detection alarm module 30 and the communication module 40; the voltage dropping module 20 includes: a third capacitor C3, a resistor R2, a voltage regulator 23 and a fourth capacitor C4. The first electrode of the third capacitor is connected with the positive electrode of the power supply, the second electrode of the third capacitor is connected with the negative electrode of the power supply, the first end of the resistor R2 is connected with the first electrode of the third capacitor C3, and the second end of the resistor R2 is connected with the first end of the voltage stabilizer 23; the second terminal of the regulator 23 is connected to the first electrode of the fourth capacitor C4, the second electrode of the fourth capacitor C5 is connected to the second terminal of the regulator 23 and the second electrode of the third capacitor C3, the positive electrode of the output terminal 22 is connected to the first electrode of the fourth capacitor C4, and the negative electrode of the output terminal 22 is connected to the second electrode of the fourth capacitor C4.
The communication module 40 comprises a processor CPU, a resistor R3, a relay group 41, an output network port 42, and an input port 43; wherein, the processor CPU is connected with the first end of the resistor R3, the first end of the relay group and the output network port 42; the second end of the resistor R3 is connected with the output end 22 of the voltage reduction module 20, and the voltage reduction module 20 supplies power to the CPU; the output network port 42 transmits the detection data to the data processing device 02; the second end of the relay group 41 is connected to the input port 43, and the input port 43 is connected to the output port of the detection alarm module, and is used for detecting the detection data sent by the alarm module. The relay group comprises a plurality of switches arranged in parallel, and each switch corresponds to one resistor.
In addition, the alarm 31 can also be connected with the input port 43, when the alarm 31 gives an alarm, it indicates that the electrostatic ring is abnormal, so that the alarm information is sent to the processor CPU, and the processor CPU can process the alarm information in time. The processor CPU may also determine whether the electrostatic ring is abnormal by analyzing the detection data.
In the embodiment of the present invention, the chip IC, the processor CPU, and the data processing device 02 all have a function of analyzing whether the detected data is abnormal, and the detected data may be analyzed as needed, which is not limited herein,
referring to fig. 2, the apparatus body 10 includes: an equipment enclosure 12; the voltage reduction module 20, the detection alarm module 30 and the communication module 40 are all placed in a cavity surrounded by the equipment shell 12; the apparatus body 10 further includes: an electrostatic interface 13 and a switch button 14 embedded on the equipment shell; the side of the electrostatic interface 13 facing the inside of the cavity is connected with an input port 32 of the detection alarm module 30; the surface of the electrostatic interface 13 facing the outside of the cavity is connected with the electrostatic ring ER; the switch button 14 is connected to the switch K.
Specifically, the apparatus main body 10 further includes: a heat radiation fan 15, a placing unit 16, a control board 17, a pressure regulating valve 18, a switch 19, and a power supply 11; the heat radiation fan 15 is embedded on the equipment shell 12; the placing unit 16, the control board 17, the pressure regulating valve 18, the switch 19 and the power supply 11 are all placed in the cavity; the placing unit 16 is configured to carry the display panel P and detect the display panel 16; the control board 17 is connected to the placing unit 16, and configured to control the placing unit 16 to perform detection or termination detection on the display panel; the pressure regulating valve 18 is configured to control the vacuum level within the device housing; the switch 19 is connected to an external network and the control board 17, and is configured to transmit a network signal to the control board 17.
The heat dissipation fan 15 is used to dissipate heat in the device housing.
In addition, the control board 17 is connected with the detection alarm module 30; when the detection alarm module 30 detects that the electrostatic ring ER is abnormal, abnormal data are sent to the control board 17; when the control board 17 receives the abnormality data, the placing unit 16 is controlled to terminate the detection of the display panel P.
In the embodiment of the present invention, the positions of the voltage reduction module 20, the detection alarm module 30, the communication module 40 and other devices in the cavity may be determined according to the requirement, and are not limited herein.
Specifically, the detection alarm module 30 is connected with the electrostatic interface 13 through the switch 19, the switch 19 is connected with the electrostatic interface 13 through a network cable, and when an electrostatic ring is connected to the electrostatic interface, the detection alarm module 30 acquires detection data of the electrostatic ring.
Further, the apparatus main body 10 includes: and a power button 110, wherein the power button is connected with the power source 11, the power button 110 controls the power source 11 to supply power to the detection device 01, and the switch button 14 controls the detection device 01 to detect the electrostatic ring. In the embodiment of the present invention, one power supply may be provided to simultaneously supply power to the device main body 10 and the voltage-reducing module 20, or two power supplies may be provided, where one power supply supplies power to the device main body for detection of the display panel, and the other power supply supplies power to the voltage-reducing module 20 for detection of the electrostatic ring.
In an embodiment of the present invention, the length, width, and height of the cavity formed in the device housing may be: 200mm 60 mm. The detection equipment is fixed on a station by adopting M3 threads, and two electrostatic interfaces 13 and a switch button 14 are reserved on the casing of the detection equipment, so that the detection functions of a display panel and an electrostatic ring of the detection equipment are completed.
Specifically, a detector inserts the electrostatic ring into the electrostatic interface, the detection alarm module obtains detection data of the I/O signal and sends the detection data to the communication module, and the communication module sends the detection data of the TCP/IP signal of the detection data conversion layer of the I/O signal to the data processing device 02 to complete detection of the electrostatic ring.
In the embodiment of the invention, the detection equipment can realize the functions of real-time monitoring of the electrostatic ring, query of historical detection data, data analysis, interception of a display panel with breakdown risk and the like. Moreover, real-time monitoring of the static ring states of the manual stations of the production lines, query of historical detection data, data analysis and interception of display panels with breakdown risks can be efficiently realized, labor cost is saved, the utilization rate of detection equipment is improved, and the detection capacity of the display panels is improved. Meanwhile, the alarm rule of the electrostatic ring can be recorded and analyzed, the detection of the display panel can be better guided, the yield of the display panel is improved, and the implementation mode is simple, convenient, efficient and intelligent.
The embodiment of the invention provides a detection device of a display panel, which comprises: a device body configured to detect a display panel placed on the device body; a voltage reduction module disposed on the device body, an input end of the voltage reduction module being connected to a power supply on the device body, the voltage reduction module being configured to reduce a first voltage at the input end to a second voltage at an output end; the detection alarm module is connected with the output end of the voltage reduction module; the detection alarm module is configured to detect an electrostatic ring when the electrostatic ring is connected with the detection alarm module, and alarm when the electrostatic ring is abnormal; the communication module is connected with the detection alarm module and is configured to receive detection data transmitted by the detection alarm module and send the detection data to data processing equipment when the detection alarm module detects that the electrostatic ring is connected. In the embodiment of the invention, the equipment body for detecting the display panel and the equipment for detecting the electrostatic ring are combined into one piece of equipment, so that the occupied space of the detection equipment is reduced, and the communication module is arranged, so that the detection data of the electrostatic ring on each station can be uploaded to the data processing equipment, the data processing equipment can monitor the abnormality of the detection equipment, and each detection equipment is analyzed according to the abnormal data, thereby reducing the possibility of abnormality of the detection equipment and improving the reliability of the display panel.
Example two
Referring to fig. 4, a flowchart illustrating steps of a method for detecting a display panel according to an embodiment of the present invention is applied to a detection apparatus according to any one of the embodiments, where the method includes:
In the embodiment of the present invention, referring to fig. 2 and 3, when the switch button 14 is turned on, the detection alarm module starts to detect the electrostatic ring accessing the electrostatic interface 13.
And 202, when the electrostatic ring is connected, the detection alarm module acquires detection data of the electrostatic ring.
In the embodiment of the invention, when the electrostatic ring is detected to be accessed, the detection alarm module acquires the detection data of the electrostatic ring.
And 203, if the detection data are abnormal data, alarming and transmitting the detection data to a communication module.
In the embodiment of the invention, the alarming comprises the following steps: the starting alarm 31 sounds an alarm and/or the starting alarm lamp 34 emits a light alarm.
In the embodiment of the invention, the operation method comprises the following steps: the detection personnel inserts the worn electrostatic ring into the detection equipment, the detection equipment acquires the detection data of the electrostatic ring, if the detection equipment is normal, a display panel is placed on the equipment main body for lighting detection, and the detection data of the electrostatic ring is acquired in real time in the detection process of the display panel so as to ensure that the electrostatic ring also works normally in the detection process of the display panel; and if the acquired detection data are abnormal, alarming, terminating the detection of the detection panel, and uploading the detection data to data processing equipment for analysis and processing.
When the electrostatic ring is inserted for the first time, electrostatic detection needs to be carried out on the electrostatic ring, so that electrostatic breakdown of the display panel is avoided from the source; in the detection process of the display panel, the electrostatic ring is still subjected to electrostatic detection so as to ensure safety and controllability in the detection process of the display panel. In addition, bind the testing data with the equipment principal, when the testing data is unusual, the equipment principal in time stops the detection to display panel, is favorable to promoting the interception to risky display panel, synthesizes the security that improves display panel.
In an embodiment of the present invention, the detecting data includes: and detecting time, equipment identification, employee number and electrostatic ring state information. Wherein the electrostatic ring state information includes: normal and abnormal; the abnormality includes an abnormality cause. The abnormality may be caused by the electrostatic ring not being energized, the electrostatic ring not being grounded, or the like.
Specifically, the communication module transmits the detection data to the data processing device, and the data processing device stores and analyzes the detection data. And referring to a second table, the second table shows the detection data of the detection equipment of all the stations at the same time. Therefore, the manager at the data processing device can inquire the historical record information of each detection device and the detection device with problems in a certain time, and perform corresponding analysis processing.
Watch two
In an embodiment of the present invention, a method for detecting a display panel is provided, including: after receiving the opening of the switch button, the detection alarm module detects whether the electrostatic ring is connected or not; when the electrostatic ring is connected, the detection alarm module acquires detection data of the electrostatic ring; if the detection data are abnormal data, alarming and transmitting the detection data to a communication module; the communication module transmits the detection data to data processing equipment, and the detection alarm module transmits the detection data to the equipment main body at the same time, so that the equipment main body stops detecting the display panel. In the embodiment of the invention, after the detection data are detected to be abnormal, the communication module sends the abnormal data to the equipment main body, the equipment main body can terminate the detection of the display panel in time, the electrostatic breakdown risk of the display panel can be reduced, and the communication module uploads the detection data of the electrostatic rings on each station to the data processing equipment, so that the data processing equipment can monitor the abnormality of the detection equipment and analyze each detection equipment according to the abnormal data, the possibility of the abnormality of the detection equipment is further reduced, and the reliability of the display panel is improved.
EXAMPLE III
Referring to fig. 5, a system for inspecting a display panel according to an embodiment of the present invention is shown, including a plurality of inspection apparatuses 01 according to any one of the embodiments, and further including: a data processing device 02; the data processing device 02 is connected with each detection device 01; the data processing device is configured to receive abnormal data sent by the detection device and analyze the abnormal data.
In the embodiment of the present invention, the data processing apparatus 02 includes: CIM system, MES system, FMC system, and BO system. Wherein different systems perform different functions. When the detection data acquired by the detection alarm module is abnormal data, the abnormal data is transmitted to the CIM system, and the abnormal data detected by each detection device is stored in the CIM system, so that the abnormal data is conveniently analyzed and processed; real-time detection data corresponding to each detection device are stored in the MES system, and comprise normal data and abnormal data. The FMC system is a system for monitoring the operation condition of each detection device in a production line in real time, and the FMC system stores the state information of the electrostatic ring corresponding to each detection person and reminds the corresponding detection person to adjust the electrostatic ring in time. The BO system stores the static ring state information of all the time corresponding to each detection device, so that a supervisor can conveniently determine whether the display panel detected by each detection device is in electrostatic breakdown risk. Specifically, the CIM system, the FMC system and the BO system respectively extract detection data from the MES system according to needs and perform corresponding analysis.
For other details, reference is made to the first embodiment and the second embodiment, which are not described herein again.
The embodiment of the invention provides a detection system of a display panel, which comprises: the detection device further comprises: a data processing device; the data processing equipment is connected with each detection equipment; the data processing device is configured to receive abnormal data sent by the detection device and analyze the abnormal data. In the embodiment of the invention, the communication module is arranged, so that the detection data of the electrostatic rings on each station can be uploaded to the data processing equipment, the data processing equipment can monitor the abnormality of the detection equipment, and each detection equipment is analyzed according to the abnormal data, thereby reducing the possibility of abnormality of the detection equipment and improving the reliability of the display panel.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An inspection apparatus for a display panel, comprising:
a device body configured to detect a display panel placed on the device body;
a voltage reduction module disposed on the device body, an input end of the voltage reduction module being connected to a power supply on the device body, the voltage reduction module being configured to reduce a first voltage at the input end to a second voltage at an output end;
the detection alarm module is connected with the output end of the voltage reduction module; the detection alarm module is configured to detect an electrostatic ring when the electrostatic ring is connected with the detection alarm module, and alarm when the electrostatic ring is abnormal;
the communication module is connected with the detection alarm module and is configured to receive detection data transmitted by the detection alarm module and send the detection data to data processing equipment when the detection alarm module detects that the electrostatic ring is connected.
2. The detection apparatus of claim 1, wherein the detection alarm module comprises: the alarm comprises a chip, an alarm, an input port and an output port;
the input port is connected with the chip, is configured to be connected with the electrostatic ring and transmits the detection data of the electrostatic ring to the chip;
the chip is connected with the alarm and the output port, and is configured to analyze the detection data, control the alarm to alarm when the detection data is determined to be abnormal data, and transmit the detection data to the communication module through the output port.
3. The detection apparatus of claim 2, wherein the detection alarm module further comprises: an alarm lamp; the alarm lamp is connected with the chip, and when the detected data is determined to be abnormal data, the chip is further configured to control the alarm lamp to emit light.
4. The detection apparatus of claim 3, wherein the detection alarm module further comprises: the diode, the first capacitor, the resistor, the second capacitor and the switch;
the anode of the diode is connected with the output end of the voltage reduction module, and the cathode of the diode is connected with the first electrode of the first capacitor; the second electrode of the first capacitor is connected with the chip;
a first electrode of the second capacitor is connected with an output end of the voltage reduction module, a second electrode of the second capacitor is connected with a first end of the switch, a second end of the switch is connected with a first end of the resistor, and a second end of the resistor is connected with the chip;
the output port is connected to a first end of the resistor.
5. The detection apparatus according to claim 4, wherein the apparatus main body includes:
an equipment housing;
the voltage reduction module, the detection alarm module and the communication module are all arranged in a cavity defined by the equipment shell;
the apparatus main body further includes: the electrostatic interface and the switch button are embedded on the equipment shell; one surface of the electrostatic interface facing the cavity is connected with an input port of the detection alarm module; one surface of the electrostatic interface facing the outside of the cavity is connected with the electrostatic ring; the switch button is connected with the switch.
6. The detection apparatus according to claim 5, wherein the apparatus main body further includes: the device comprises a cooling fan, a placing unit, a control panel, a pressure regulating valve, a switch and a power supply;
the heat dissipation fan is embedded on the equipment shell;
the placing unit, the control board, the pressure regulating valve, the exchanger and the power supply are all placed in the cavity;
the placing unit is configured to bear the display panel and detect the display panel;
the control board is connected with the placing unit and is configured to control the placing unit to detect the display panel or terminate the detection;
the pressure regulating valve is configured to control a vacuum level within the device housing;
the switch is connected with an external network and the control board and is used for transmitting network signals to the control board.
7. The detection apparatus according to claim 6, wherein the control board is connected with the detection alarm module; when the detection alarm module detects that the electrostatic ring is abnormal, abnormal data are sent to the control board; and when the control board receives the abnormal data, controlling the placing unit to terminate the detection of the display panel.
8. A method for inspecting a display panel, applied to the inspection apparatus according to any one of claims 1 to 7, the method comprising:
after receiving the switch opening, the detection alarm module detects whether the electrostatic ring is connected;
when the electrostatic ring is connected, the detection alarm module acquires detection data of the electrostatic ring;
if the detection data are abnormal data, alarming and transmitting the detection data to a communication module;
the communication module transmits the detection data to data processing equipment, and the detection alarm module transmits the detection data to the equipment main body at the same time, so that the equipment main body stops detecting the display panel.
9. The detection device of claim 8, wherein the detection data comprises: and detecting time, equipment identification, employee number and electrostatic ring state information.
10. A system for inspecting a display panel, comprising a plurality of inspection apparatuses according to any one of claims 1 to 7, and further comprising: a data processing device; the data processing equipment is connected with each detection equipment;
the data processing device is configured to receive abnormal data sent by the detection device and analyze the abnormal data.
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