Inspection jig for testing OLED (Organic Light Emitting Diode) panel glass in pressurization manner

Abstract

The utility model discloses an inspection jig for pressurization test of OLED panel glass, which is characterized in that a jig platform is arranged in the middle of the upper part of a base to support the OLED panel glass to be detected, and limiting in the X-axis direction and the Y-axis direction is provided through an X-axis limiting stop block, a Y-axis limiting stop block and an adjusting mechanism; a detection device is arranged on a supporting frame on the rear side of the base, reference alignment and real-time pressure numerical values are displayed through a display assembly, OLED panel glass is pre-pressed and aligned through a pre-pressing assembly, the display effect of the OLED panel glass is detected through pressurization and electrification of a main pressing assembly, and different pictures for detecting the display effect of the OLED panel glass are switched through a control assembly. The structure is simple and compact, the size is small, the weight is light, the specification size can be adjusted without disassembling and replacing parts, the pressure can be accurately controlled and adjusted, glass breakage is prevented, operation is easy and convenient, and cost is low.

Description

Technical Field

[0001] The utility model belongs to the technical field of manufacturing production equipment for flexible displays, and in particular relates to an inspection jig for pressurized testing of OLED panel glass. Background Art

[0002] During the manufacturing process of OLED glass panels, it is usually necessary to use a cutting process to cut and cut the panels according to standard specifications to ensure that the OLED glass panels meet the model specification and size requirements; since there are sharp edges and corners, as well as waste edges and burrs after glass cutting, it is also necessary to use a grinding process to grind the edges to keep the OLED glass panels flat and smooth; cutting and grinding processes are both damaging processes to product materials, so it is necessary to test the OLED glass panels after cutting and grinding to identify whether the products are qualified or not, and ensure that the OLED glass panels meet the quality requirements before leaving the factory;

[0003] The existing OLED glass panel inspection test usually adopts the servo motor type pressurized contact lighting test and the flip-type crimped lighting test, which has the following defects: the servo motor type pressurized contact lighting test method has a bulky fixture, and the flip-type crimped lighting test has a complicated replacement method; both test methods have the problems of uncontrollable pressure, easy glass chipping, inconvenient operation and high fixture cost. Utility Model Content

[0004] In order to solve the above-mentioned problems existing in the prior art, the purpose of the utility model is to provide an inspection fixture for pressurized testing of OLED panel glass, which has a simple and compact structure, a small size and light weight, can accurately control and adjust the pressure, is easy to operate and has low cost.

[0005] The technical solution adopted by the utility model is:

[0006] An inspection jig for pressurized testing of OLED panel glass comprises a base, a jig platform is arranged in the middle of the upper part of the base, and a detection device is arranged on the rear side of the base through a support frame;

[0007] The fixture platform is used to support the OLED panel glass to be tested and provide position limits in the X-axis and Y-axis directions;

[0008] The detection device is used for pre-pressing and aligning the OLED panel glass, applying pressure and energizing to detect the display effect of the OLED panel glass, and displaying the real-time pressure value.

[0009] Furthermore, the edge of the fixture platform is provided with an X-axis limit stopper, a Y-axis limit stopper and an adjustment mechanism;

[0010] The X-axis limit block is used to provide a limit in the X-axis direction, and the Y-axis limit block is used to provide a limit in the Y-axis direction;

[0011] The adjusting mechanism is used to adjust the positions of the X-axis limit stopper and the Y-axis limit stopper.

[0012] Furthermore, the detection device includes a display component, a pre-pressing component, a main-pressing component, and a control component;

[0013] The display component is used to display the reference alignment and the real-time pressure value;

[0014] The pre-pressing component is used to pre-press and align the OLED panel glass;

[0015] The main-pressing component is used to apply pressure and power on to detect the display effect of the OLED panel glass;

[0016] The control component is used to switch different screens for detecting the display effect of the OLED panel glass.

[0017] Furthermore, the main-pressing component includes a pressing head and a pressing cylinder. The pressing cylinder is vertically arranged above the middle of the front side of the support frame. The lower end of the telescopic rod of the pressing cylinder is fixedly connected with a pressing head bracket, and the pressing head is fixedly arranged on the bottom surface of the pressing head bracket.

[0018] Furthermore, the pre-pressing component includes a pressurized FPC board and a pre-pressing alignment cylinder. The pre-pressing alignment cylinder is vertically arranged in the middle of the rear side of the pressing head bracket, and the pressurized FPC board is fixedly installed at the lower end of the telescopic rod of the pre-pressing alignment cylinder through an FPC board carrier.

[0019] Still further, the display component includes two CCD monitors on the left and right and two pressure valves on the left and right. The display component simultaneously displays the reference alignment through the two CCD monitors, and the display component displays the real-time pressure value through the two pressure valves;

[0020] The two CCD monitors are supported by the support frame and extend above the base. The two pressure valves are fixedly installed on the front side of the support frame at positions on both sides of the pressing cylinder.

[0021] Still further, the control component includes control buttons, and the control buttons are used to control the power on / off and the pre-pressing and main-pressing detection states, and switch the detection screens.

[0022] Still further, pressing rails are respectively arranged at positions near both ends of the upper part of the front side of the support frame. Both ends of the pressing head bracket are respectively slidably connected to the support frame through pressing sliders that cooperate with the pressing rails; Pressing limit blocks are respectively arranged at both ends of the support frame;

[0023] Pressing safety interlock mechanisms are also respectively arranged at both ends of the support frame; The pressing safety interlock mechanism is used to control the upper limit threshold of the pressure applied by the main-pressing component;

[0024] Pressure gauges are respectively arranged at positions below the crimping limit blocks at both ends of the support frame, and the pressure valve and the pressure gauges form a crimping safety interlock mechanism.

[0025] Furthermore, two left and right CCD cameras are arranged at a position near the rear side of the inner cavity of the base, and CCD camera adjusting valves are respectively arranged at positions near the rear ends on both sides of the base. Each CCD camera adjusting valve is connected to the CCD camera through an adjusting bolt;

[0026] A transparent quartz stone is further arranged at the rear end of the base.

[0027] Finally, the height of the rear end of the base is greater than that of the front end, so that the fixture platform is inclined in the direction of lower in the front and higher in the rear;

[0028] The X-axis limit stop is arranged at the left edge of the fixture platform, and the Y-axis limit stop is arranged at the lower edge of the fixture platform;

[0029] The adjusting mechanism is respectively provided with an X-axis micrometer and a Y-axis micrometer. The X-axis micrometer is used to adjust the position of the X-axis limit stop, and the Y-axis micrometer is used to adjust the position of the Y-axis limit stop.

[0030] The beneficial effects of the present utility model are as follows:

[0031] An inspection fixture for pressurized testing of OLED panel glass, with a fixture platform arranged in the middle above the base to support the OLED panel glass to be detected, providing limits in the X-axis and Y-axis directions through the X-axis limit stop, Y-axis limit stop and adjusting mechanism; a detection device is arranged on the support frame at the rear side of the base, and the reference alignment and real-time pressure values are displayed through the display component, the OLED panel glass is pre-pressed and aligned through the pre-pressing component, the display effect of the OLED panel glass is detected by pressurizing and energizing through the main pressing component, and the control component switches different pictures for detecting the display effect of the OLED panel glass; the structure is simple and compact, small in size and light in weight, the specification size can be adjusted without disassembling and replacing parts, the pressure can be accurately controlled and adjusted, glass breakage can be prevented, the operation is simple, and the cost is low. Description of the Drawings

[0032] Figures 1 to 3 is a three-dimensional structural schematic diagram of the inspection fixture for pressurized testing of OLED panel glass of the present utility model;

[0033] Figures 4 to 6 is a planar structural schematic diagram of the inspection fixture for pressurized testing of OLED panel glass of the present utility model;

[0034] Figure 7It is a schematic diagram of the CCD lens adjustment structure in the inner cavity of the base of the inspection fixture for pressurized testing of OLED panel glass in the first embodiment of the present utility model;

[0035] Figures 8 to 9 It is a schematic diagram of the X-axis and Y-axis limit adjustment structure of the inspection fixture for pressurized testing of OLED panel glass of the present utility model. Detailed implementation manners

[0036] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0037] It should be noted that when a component is referred to as being "fixed to" another component, it can be directly on the other component or there can also be an intermediate component. When a component is considered to be "connected to" another component, it can be directly connected to the other component or there may be an intermediate component at the same time. When a component is considered to be "arranged on" another component, it can be directly arranged on the other component or there may be an intermediate component at the same time; the "connection" described herein can be any one of mechanical connection, electrical connection, and communication connection, or a combination of multiple connection methods. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are only for the purpose of illustration.

[0038] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present utility model belongs. The terms used in the description of the present utility model herein are only for the purpose of describing specific embodiments, and are not intended to limit the present utility model. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0039] As Figures 1 to 9 shown, the first embodiment of the present utility model provides an inspection fixture for pressurized testing of OLED panel glass, and the overall planning scheme is as follows:

[0040] First, a base 1 is set up, and a fixture platform 6 and a detection device are integrally arranged on the base 1; the fixture platform 6 supports the OLED panel glass to be detected and provides adjustable limits in the X-axis and Y-axis directions; the detection device pre-presses and aligns the OLED panel glass, applies pressure and powers on to detect the display effect of the OLED panel glass, and displays the real-time pressure value; thus achieving the effects of simple and compact structure, small size and light weight, being able to adjust the specification size without disassembling and replacing parts, being able to accurately control and adjust the pressure, preventing glass breakage, simple operation, and low cost.

[0041] And it is planned to set a fixture platform 6 in the middle above the base to support the OLED panel glass 10 to be detected, and provide limits in the X-axis and Y-axis directions through the X-axis limit block 61, Y-axis limit block 62 and adjustment mechanism; a detection device is set through a support frame 7 at the rear side of the base 1, and the detection device is provided with a display component 2, a pre-pressing component 3, a main pressing component 4 and a control component 5. The reference alignment and real-time pressure value are displayed through the display component 2, the OLED panel glass is pre-pressed and aligned through the pre-pressing component 3, the display effect of the OLED panel glass is detected by applying pressure and powering on through the main pressing component 4, and different pictures for detecting the display effect of the OLED panel glass are switched through the control component 5; the structure is simple and compact, the size is small and the weight is light, the specification size can be adjusted without disassembling and replacing parts, the pressure can be accurately controlled and adjusted, glass breakage can be prevented, the operation is simple, and the cost is low.

[0042] Specifically, an X-axis limit block 61, a Y-axis limit block 62 and an adjustment mechanism are arranged at the edge of the fixture platform 6; the X-axis limit block provides a limit in the X-axis direction, and the Y-axis limit block provides a limit in the Y-axis direction; the positions of the X-axis limit block 61 and the Y-axis limit block 62 are adjusted through the adjustment mechanism to meet the detection requirements of OLED panel glass with different specification sizes.

[0043] Specifically, the detailed structural features of each part of the display component 2, pre-pressing component 3, main pressing component 4 and control component 5 of the detection device are as follows:

[0044] The execution actions of all components of the detection device are linked and controlled by a PLC control program.

[0045] A vertically extending support frame 7 is arranged at the rear side on the base 1, and the support frame 7 is composed of two side columns 71 and a main cross beam 72 combined.

[0046] The main structure of this pressing assembly 4 includes a pressing head 41 and a pressing cylinder 42. The pressing cylinder 42 is vertically arranged in the middle of the front side of the main crossbeam 72 of the support frame 7. At the lower end of the telescopic rod of the pressing cylinder 42, a group of pressing head brackets 43 are fixedly connected. The pressing head 41 is fixedly arranged on the bottom surface of the pressing head bracket 43; the pressing head is installed at the lower end of the pressing head bracket through a U-shaped groove, and several pressure adjusting screws 45 are arranged on the pressing head bracket. The pressure can be adjusted through the pressure adjusting screws 45.

[0047] The pressing head 41 is a rubber-coated pressing head. The specific structure and principle of the pressing head can adopt the conventional structure and principle of the pressing head used for detecting the glass of the OLED panel in the prior art. The PLC control program can also be adaptively improved on the basis of the PLC control program used for detecting the glass of the OLED panel in the prior art.

[0048] Pressing slide rails 73 are respectively arranged at the upper positions near both ends of the front side of the main crossbeam 72 of the support frame 7. The two ends of the pressing head bracket 43 are respectively slidably connected to the support frame 7 through pressing sliders 44 in cooperation with the pressing slide rails 73; and a rigid pressing limit block 74 is respectively arranged at both ends of the support frame 7. The limit position of the pressing head pressing down is provided through the cooperation of the pressing limit block 74 and the end of the pressing head bracket 43, preventing the glass from cracking due to excessive pressing of the pressing head.

[0049] And pressing safety interlock mechanisms are respectively arranged at both ends of the support frame 7; the upper limit threshold of the pressing assembly during pressurized pressing is controlled through the pressing safety interlock mechanism, further preventing the glass from cracking due to excessive pressing of the pressing head. Specifically, pressure gauges 75 are respectively arranged at the positions below the pressing limit blocks 74 at both ends of the support frame 7. The pressing force at both ends of the pressing head can be ensured to be consistent through the pressure gauges at both ends, and the glass will not be damaged due to skewing.

[0050] The display assembly 2 mainly includes two left and right CCD monitors 21 and two left and right pressure valves 22. The display assembly simultaneously displays the reference alignment through the two CCD monitors 21, and the display assembly 2 displays the real-time pressure value through the two pressure valves 22;

[0051] The two CCD monitors 21 are supported by the main crossbeam 72 of the support frame 7 and extend above the base 1. The two pressure valves 22 are fixedly installed at the positions on the front side of the main crossbeam 72 of the support frame 7 on both sides of the pressing cylinder; the pressure valve is the valve head of the pressure gauge. The pressing force is displayed in real time through the pressure valve, and the upper limit threshold of pressurization is set. When the real-time pressure value during pressurized pressing exceeds the upper limit threshold, information is fed back to the PLC control program, and the PLC control program controls the pressing cylinder to rise, further preventing the glass from cracking due to excessive pressing of the pressing head.

[0052] The pressing safety interlock mechanism is composed of a combination of a pressure valve and a pressure gauge.

[0053] The pre - pressing assembly 3 mainly includes a pressing FPC board 31 and a pre - pressing alignment cylinder 32. The pre - pressing alignment cylinder 32 is arranged vertically in the middle of the rear side of the main cross - beam 72 of the support frame 7. The pressing FPC board 31 is fixedly installed at the lower end of the telescopic rod of the pre - pressing alignment cylinder 32 through an FPC carrier plate 33; the FPC carrier plate 33 is fixedly installed on the lower end face of the telescopic rod of the pre - pressing alignment cylinder 32, and the pressing FPC board 31 is fixedly installed on the bottom surface of the FPC carrier plate 33; the pressing FPC board is driven by the pre - pressing alignment cylinder to press down for alignment.

[0054] As a preferred alternative, specifically, an auxiliary back plate 76 can also be fixedly connected to the rear side of the main cross - beam 72 of the support frame 7. The pre - pressing alignment cylinder 32 is fixedly installed on the installation boss 77 protruding upward in the middle of the auxiliary back plate 76. The lower end of the telescopic rod of the pre - pressing alignment cylinder 32 extends downward to the lower part of the press head support 43, and the pressing FPC board 31 is located behind the press head, so that the starting height of the pressing FPC board 31 can be adjusted.

[0055] Furthermore, second slide rails 78 can be respectively arranged at positions near both ends on the rear side of the main cross - beam 72. Both ends of the auxiliary back plate 76 are respectively slidably connected to the rear side of the main cross - beam 72 through second sliders 79 and the second slide rails 78 in a matching manner; in order to adjust the initial position and accurately control the pre - pressing position.

[0056] Furthermore, the basic structure of the control component 5 can be adaptively improved on the basic modular structure of a conventional PLC control program.

[0057] The main characteristic structure in this example is six control buttons. The six control buttons are arranged at the lower right corner of the top surface of the base 1. The power - on / off and pre - pressing & main - pressing detection states are controlled through the six control buttons, and the detection screen is switched. The six control buttons are, in order from left to right, a pre - pressing control button, a main - pressing control button, a spare control button, an up - cutting control button, a down - cutting control button, and an on / off point control button.

[0058] Furthermore, two CCD lenses 11 are arranged at positions near the rear side in the inner cavity of the base 1, and CCD lens adjusting valves 12 are respectively arranged at positions near the rear ends on both sides of the base 1. Each CCD lens adjusting valve 12 is respectively connected to the CCD lens 11 through an adjusting bolt 13. The position of the CCD lens 11 can be adjusted through the adjusting bolt 13. The structure is simple and compact, the operation is convenient, and the accuracy is high. Through the CCD lens 11, the reference cross - hairs on both sides of the pressing FPC board 31 at the lower end of the telescopic rod of the pre - pressing alignment cylinder 32 can be observed.

[0059] Finally, the main structural feature of the base 1 is that the height of the rear end is greater than that of the front end, forming an inclined top surface that is lower in the front and higher in the rear, so that the fixture platform 6 is inclined in the direction of lower in the front and higher in the rear; this facilitates operation and observation.

[0060] The X-axis limit stop 61 is arranged on the left edge of the fixture platform, and the Y-axis limit stop 62 is arranged on the lower edge of the fixture platform; the adjusting mechanisms are respectively provided with an X-axis micrometer 67 and a Y-axis micrometer 68. The position of the X-axis limit stop is adjusted by the X-axis micrometer, and the position of the Y-axis limit stop is adjusted by the Y-axis micrometer.

[0061] Specifically, X-axis guide grooves 63 and X-axis linear guide rails 64 are respectively arranged at positions on the fixture platform corresponding to each X-axis limit stop 61, and Y-axis guide grooves 65 and Y-axis linear guide rails 66 are respectively arranged at positions corresponding to each Y-axis limit stop 62. The X-axis limit stop can be driven by the X-axis micrometer 67 to move linearly along the X-axis guide groove and the X-axis linear guide rail, and the Y-axis limit stop can be driven by the Y-axis micrometer 68 to move linearly along the Y-axis guide groove and the Y-axis linear guide rail.

[0062] Each time when the test glass is pressed and lit, the positions of the X-axis limit stop and the Y-axis limit stop can be adjusted by the X-axis micrometer 67 and the Y-axis micrometer 68, and the position of the CCD lens 11 is adjusted by the adjusting bolt 13, so as to accurately control the detection position.

[0063] A transparent quartz stone is also arranged at the rear side of the base 1 between the bottom ends of the two side columns of the support frame 7. The transparent quartz stone is arranged between the CCD lens and the pressurized FPC board; certain mechanical support and hardware isolation are provided through the transparent quartz stone, and at the same time, the position reference alignment condition can be observed transparently and without refraction through the transparent quartz stone.

[0064] The origin positions and the downward pressing positions of the crimping cylinder and the pre-pressing alignment cylinder are at fixed heights. The origin height of the pre-pressing alignment cylinder is 30 mm, and the height after downward pressing is 0.5 mm - 1 mm. The origin height of the crimping cylinder is 30 mm.

[0065] The adjustable distance of the CCD lens adjusting valve is 0 - 150 mm, and it can be compatible with the "cross" Mark lines of products with sizes of 7 - 17 inches.

[0066] The size of the fixture platform is 450 mm × 270 mm. The adjustable size of the X-axis is 0 - 10 mm, and the adjustable size of the Y-axis is 0 - 5 mm. The adjustment accuracy is ±0.05 mm; the fixture platform is wrapped with silicone skin or Teflon material, and the flatness is ±0.05 mm to prevent the product from being scratched when placed.

[0067] Safety light curtains 8 are also arranged at positions on the base corresponding to the areas near both ends where the press head crimps the product.

[0068] At the rear side of the base, which is located outside both ends of the support frame, a fluorescent lamp 9 is also provided to increase illumination.

[0069] During the detection operation process, first, the production line sucks the ball to pick up the OLED panel glass product to be detected at Tury, and places the picked-up OLED panel glass product to be detected on the fixture platform with the X-axis limit stop 61 on the left as the reference for alignment; secondly, after the product is placed, press the pre-pressing control button, and the pre-pressing alignment cylinder presses down to place the FPC board above the rear edge of the product; thirdly, adjust the alignment according to the double "cross" lines displayed on the CCD monitor; after the alignment is confirmed, press the main pressing control button again, and the main pressing cylinder of the main pressing component drives the pressing head to press down tightly on the product, and the pressure valve displays the real-time pressure value; fourthly, after the pressing head is pressed, the fixture PLC control program sends a signal to the PG power supply, and the PG power supply is automatically powered on, and the product is lit; then perform the display effect detection, and switch the screen through the up-cut control button and the down-cut control button; finally, after all the screens are displayed, the PG power supply is automatically powered off, and information is provided to the fixture PLC control program to control the main pressing cylinder to drive the pressing head to automatically rise, completing the detection.

[0070] The overall external dimensions of the fixture are 450mm×550mm×565mm, the total weight of the fixture is 16.5 kg, and it can be compatible with products of 7 - 17 inches; each time when changing the model, only the PLC control program corresponding to the product, the pressing head, and the corresponding limit stop of the product need to be replaced. The structure is simple and compact, with a small volume and light weight, easy to operate, and low cost.

[0071] The inspection fixture for pressurized testing of OLED panel glass of the present utility model sets a fixture platform above the base to support the OLED panel glass to be detected, and provides limits in the X-axis and Y-axis directions through the X-axis limit stop, Y-axis limit stop, and adjustment mechanism; a detection device is arranged on the support frame at the rear side of the base, and the reference alignment and real-time pressure value are displayed through the display component, the pre-pressing component pre-presses and aligns the OLED panel glass, the main pressing component pressurizes and powers on to detect the display effect of the OLED panel glass, and the control component switches different screens for detecting the display effect of the OLED panel glass; the structure is simple and compact, with a small volume and light weight, can adjust the specification size without disassembling and replacing parts, can accurately control and adjust the pressure, prevent the glass from chipping, is easy to operate, and has a low cost.

[0072] The present utility model is not limited to the above optional implementation manners. Any person can obtain other various forms of products under the inspiration of the present utility model. However, no matter what changes are made in its shape or structure, as long as the technical solutions fall within the scope defined by the claims of the present utility model, they all fall within the protection scope of the present utility model.

Claims

1. An inspection jig for pressurized testing of OLED panel glass, characterized in that: It includes a base, a fixture platform is arranged in the middle above the base, and a detection device is arranged at the rear side of the base through a support frame; The fixture platform is used to support the OLED panel glass to be detected and provide limits in the X-axis and Y-axis directions; The detection device is used to pre-press and align the OLED panel glass, apply pressure and power on to detect the display effect of the OLED panel glass, and display the real-time pressure value.

2. The inspection jig for pressurized testing of OLED panel glass according to claim 1, characterized in that: X-axis limit blocks, Y-axis limit blocks and an adjustment mechanism are arranged at the edge of the fixture platform; The X-axis limit block is used to provide a limit in the X-axis direction, and the Y-axis limit block is used to provide a limit in the Y-axis direction; The adjustment mechanism is used to adjust the positions of the X-axis limit block and the Y-axis limit block.

3. The inspection fixture for pressurized testing of OLED panel glass according to claim 1, wherein: The detection device includes a display component, a pre-press component, a main-press component and a control component; The display component is used to display the reference alignment and the real-time pressure value; The pre-press component is used to pre-press and align the OLED panel glass; The main-press component is used to apply pressure and power on to detect the display effect of the OLED panel glass; The control component is used to switch different screens for detecting the display effect of the OLED panel glass.

4. The inspection jig for pressurized testing of OLED panel glass according to claim 3, characterized in that: The main-press component includes a pressing head and a pressing cylinder. The pressing cylinder is arranged vertically in the middle above the front side of the support frame. The lower end of the telescopic rod of the pressing cylinder is fixedly connected with a pressing head bracket, and the pressing head is fixedly arranged on the bottom surface of the pressing head bracket.

5. The inspection jig for pressurized testing of OLED panel glass according to claim 4, characterized in that: The pre-press component includes a pressurized FPC board and a pre-press alignment cylinder. The pre-press alignment cylinder is arranged vertically in the middle of the rear side of the pressing head bracket. The pressurized FPC board is fixedly installed at the lower end of the telescopic rod of the pre-press alignment cylinder through an FPC board carrier.

6. The inspection fixture for pressurized testing of OLED panel glass according to claim 4, characterized in that: The display component includes two CCD monitors on the left and right and two pressure valves on the left and right. The display component simultaneously displays the reference alignment through the two CCD monitors, and the display component displays the real-time pressure value through the two pressure valves; The two CCD monitors are supported by the support frame and extend above the base. The two pressure valves are fixedly installed at positions on the front side of the support frame on both sides of the pressing cylinder.

7. The inspection jig for pressurized testing of OLED panel glass according to claim 3, characterized in that: The control component includes control buttons, and the control buttons are used to control the power on / off and the pre-press and main-press detection states, and switch the detection screens.

8. The inspection jig for pressurized testing of OLED panel glass according to claim 6, wherein: Pressing rails are respectively arranged at positions near both ends of the upper part of the front side of the support frame. Both ends of the pressing head bracket are respectively slidably connected with the pressing rails through pressing sliders on the support frame; Pressing limit blocks are respectively arranged at both ends of the support frame; Pressing safety interlock mechanisms are respectively arranged at both ends of the support frame; The pressing safety interlock mechanism is used to control the upper limit threshold of the pressure applied by the main-press component; Pressure gauges are respectively arranged at positions below the pressing limit blocks at both ends of the support frame; The pressure valves and the pressure gauges constitute the pressing safety interlock mechanism.

9. The inspection fixture for pressurized testing of OLED panel glass according to claim 1, wherein: Two CCD lenses are arranged at positions near the rear side of the inner cavity of the base. CCD lens adjusting valves are respectively arranged at positions near the rear ends on both sides of the base. Each CCD lens adjusting valve is respectively connected to the CCD lens through an adjusting bolt; A transparent quartz stone is also arranged at the rear end of the base.

10. The inspection jig for pressurized testing of OLED panel glass according to claim 2, characterized in that: The height of the rear end of the base is greater than the height of the front end, so that the fixture platform is inclined in the direction of lower in the front and higher in the rear; The X-axis limit stop is arranged at the left edge of the fixture platform, and the Y-axis limit stop is arranged at the lower edge of the fixture platform; The adjusting mechanism is respectively provided with an X-axis micrometer and a Y-axis micrometer. The X-axis micrometer is used to adjust the position of the X-axis limit stop, and the Y-axis micrometer is used to adjust the position of the Y-axis limit stop.

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