A Mini LED panel electrical detection device

Abstract

The present invention discloses a MiniLED panel electrical property detection device, including a support frame, two groups of support frames are fixedly installed on the top of the support frame with a microscopic imaging mechanism for magnifying and observing the panel test points, and the microscopic imaging mechanism can move a large distance in the left and right and up and down directions and perform small distance fine-tuning. The panel to be detected in the present invention can be placed on the surface of the adsorption mechanism, and the adsorption mechanism can adsorb and fix the vacuum adsorption ring of the panel to be detected, and then move the microscope to the electrical signal test area of ​​the panel to be detected, and manually adjust the probe positioning mechanism through the image on the display, so that the probe body can contact the test points one by one, and after the probe body contacts the test points, the gas sealing cavity mechanism is sealed, and the cavity is filled with protective gas, and the corresponding temperature value is set by the adsorption mechanism, and the brightness value of the top light source and the optical fiber head is set. After the temperature value is reached, the electrical signal test is completed by the test instrument.

Description

Technical Field

[0001] The present invention relates to the field of panel detection technology, and specifically to a Mini LED panel electrical detection device. Background Art

[0002] Existing Mini LED panel testing equipment all tests electrical performance separately under single conditions, and is unable to test the electrical quality of LEDs in Mini LED panels under both lighting and temperature conditions at the same time. This may result in incomplete testing conditions, inaccurate test data, and reduced testing efficiency due to numerous testing processes. The product may even fall or be damaged during multiple testing processes. Therefore, we propose an electrical testing device for Mini LED panels. Summary of the invention

[0003] The object of the present invention is to provide a Mini LED panel electrical property detection device to solve the problem solved in the background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a Mini LED panel electrical detection device, comprising a frame, a symmetrically distributed support frame is fixedly installed on one side of the top of the frame, and a microscopic imaging mechanism for magnifying and observing the panel test points is fixedly installed on the top of two groups of the support frames, and the microscopic imaging mechanism can move a large distance in the left and right and up and down directions and perform small distance fine-tuning, a gas-sealed cavity mechanism for electrically shielding the panel to be detected is fixedly installed on the top of the frame and in front of the support frame, an adsorption mechanism for adsorbing and positioning the panel to be detected is arranged inside the gas-sealed cavity mechanism, a light source mechanism for applying specific brightness and band lighting to the panel to be detected is arranged between the inside of the adsorption mechanism and the surface of the gas-sealed cavity mechanism, and a plurality of groups of probe positioning mechanisms for electrical connection detection of the panel to be detected are fixedly installed inside the gas-sealed cavity mechanism and at the positions corresponding to the adsorption mechanisms.

[0005] Preferably, the microscopic imaging mechanism includes a first mounting frame, a slide rail, a slide seat and a first manual fine-tuning frame, the first mounting frame is fixedly mounted on the top of the support frame, the top of the first mounting frame is provided with a slide rail, the surface of the slide rail is provided with a slide seat matched therewith, the top of the slide seat is provided with a first manual fine-tuning frame, one end of the first manual fine-tuning frame is fixedly connected to the second mounting frame, one side of the second mounting frame is fixedly mounted with an optical CCD coupler, one side of the second mounting frame and below the optical CCD coupler is fixedly mounted with a first cylinder, the output end of the first cylinder is fixedly connected with a microscope, one side of the second mounting frame is fixedly mounted with a guide rod, the outer surface of the guide rod is fixedly mounted with a display via a mounting sheet, one side of the second mounting frame is provided with a torsion switch, and the torsion switch is electrically connected to the first cylinder.

[0006] Preferably, a brake button for braking and fixing the slide rail and the slide seat to each other is provided on one side of the guide rod.

[0007] Preferably, the gas sealing chamber mechanism comprises a first base, a side baffle, a first sealing cover and a second sealing cover, the first base is fixedly mounted on the top of the frame, one end of the first base and both sides thereof are fixedly mounted with side baffles, one end of the top of the side baffle is hingedly connected to the first sealing cover through a connecting page, one end of the first sealing cover is hingedly connected to the second sealing cover through a hinge shaft, a baffle is fixedly connected to one side of the first sealing cover and at the connection with the second sealing cover, the bottom of the baffle is fitted with the top of the second sealing cover, the bottom of the first sealing cover and the second sealing cover are fitted with the side baffle and the top of the first base, a third mounting frame is fixedly mounted on both sides of the side baffle, a second cylinder is fixedly mounted on the top of the third mounting frame, a locking block is rotatably mounted on the output end of the second cylinder, the bottom of the locking block is fitted with the top of the baffle, and a gas flow controller is fixedly mounted on one side of the second sealing cover.

[0008] Preferably, the adsorption mechanism comprises a water-cooled box with a hollow interior, a thermoelectric cooling sheet and a vacuum adsorption module, wherein the water-cooled box is fixedly mounted on the bottom of the first base, a thermoelectric cooling sheet is fixedly mounted on one side of the top of the water-cooled box, and a vacuum adsorption module is fixedly mounted on the top of the thermoelectric cooling sheet, and the vacuum adsorption module is used to adsorb the workpiece to be detected.

[0009] Preferably, two groups of first connecting pipes are provided through one side of the water cooling box, and the two groups of first connecting pipes are used for cooling water to enter and exit the interior of the water cooling box. A second connecting pipe is provided through one side of the vacuum adsorption module, and the second connecting pipe is fixedly connected to the external suction mechanism.

[0010] Preferably, the thermoelectric cooling sheet is a thermoelectric cooling sheet using the Peltier effect of semiconductor material.

[0011] Preferably, the light source mechanism includes an optical fiber head, an optical fiber head fixing plate and a top light source, the top light source is fixedly installed on the surface of the top light source and at a position corresponding to the vacuum adsorption module, the optical fiber head fixing plate is fixedly installed on the bottom of the water cooling box and at a position corresponding to the top light source, an optical fiber head is arranged inside the optical fiber head fixing plate, and the top of the optical fiber head passes through the water cooling box, the thermoelectric cooling plate and the bottom of the vacuum adsorption module in sequence and extends to the surface of the vacuum adsorption module.

[0012] Preferably, the probe positioning mechanism includes a second base, a second manual fine-tuning frame and an adjusting frame. The probe positioning mechanism is arranged in multiple groups and fixedly installed inside the gas sealing chamber mechanism. A second manual fine-tuning frame is fixedly installed on the top of the second base. The output end of the second manual fine-tuning frame is fixedly connected to the adjusting frame. One end of the adjusting frame is hinged with a connecting block. A locking bolt is arranged on the top of the locking block. The bottom of the locking bolt passes through the top of the locking block and is connected to the top of the connecting block. One end of the connecting block is fixedly connected with a clamping block. A probe sleeve rod is penetrated on the surface of the clamping block. A probe body is arranged inside the probe sleeve rod.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The microscopic imaging mechanism can change the position of the microscopic imaging at will. Such a setting can make all-round observations on the panel to be tested, and is convenient for manually adjusting the probe body positioning device, so that the probe bodies of multiple sets of probe positioning mechanisms can contact the test points of the panel to be tested one by one;

[0015] 2. The adsorption mechanism can adsorb and position the panel to be tested, and will not move it during the detection process. When the probe body contacts the test point, the gas sealing cavity mechanism is sealed and locked, and then the cavity is filled with protective gas. The adsorption mechanism can adjust the corresponding temperature, and the light source mechanism can apply specific brightness and band light to the panel to be tested. When the temperature value of the adsorption mechanism is reached, the electrical signal test can be completed;

[0016] 3. Such a setting can ensure that the electrical quality of the LED in the panel can be detected under relatively stable lighting conditions and temperature conditions, making the detection conditions relatively complete and the detection data relatively accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0018] Figure 2 It is a schematic diagram of the stereoscopic structure of the microscopic imaging mechanism of the present invention;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the gas sealing cavity mechanism of the present invention;

[0020] Figure 4 It is a schematic diagram of the three-dimensional structure of the adsorption mechanism of the present invention;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the light source mechanism of the present invention;

[0022] Figure 6It is a schematic diagram of the three-dimensional structure of the probe positioning mechanism of the present invention.

[0023] In the figure: 1 frame, 2 support frame, 3 microscopic imaging mechanism, 4 gas sealing chamber mechanism, 5 probe positioning mechanism, 6 adsorption mechanism, 7 light source mechanism, 8 first mounting frame, 9 slide rail, 10 slide seat, 11 first manual fine adjustment frame, 12 second mounting frame, 13 optical CCD coupler, 14 guide rod, 15 mounting plate, 16 display, 17 first cylinder, 18 microscope, 19 toggle switch, 20 first base, 21 side baffle, 22 connecting page, 23 first sealing cover, 24 The second sealing cover, 25 the baffle, 26 the third mounting frame, 27 the second cylinder, 28 the locking block, 29 the gas flow controller, 30 the water cooling box, 31 the first connecting pipe, 32 the thermoelectric cooling plate, 33 the vacuum adsorption module, 34 the second connecting pipe, 35 the optical fiber head, 36 the optical fiber head fixing plate, 37 the top light source, 38 the second base, 39 the second manual fine-tuning frame, 40 the adjustment frame, 41 the locking block, 42 ​​the connecting block, 43 the locking bolt, 44 the clamping block, 45 the probe sleeve rod, 46 the probe body. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] See also Figure 1 and Figure 6 The present invention provides a technical solution: a Mini LED panel electrical detection device, comprising a frame 1, a symmetrically distributed support frame 2 is fixedly installed on one side of the top of the frame 1, and a microscopic imaging mechanism 3 for magnifying and observing the panel test points is fixedly installed on the top of two groups of the support frames 2, and the microscopic imaging mechanism 3 can move a large distance in the left and right and up and down directions and perform small distance fine-tuning, and a gas-sealed cavity mechanism 4 for electrically shielding a panel to be detected is fixedly installed on the top of the frame 1 and in front of the support frame 2, and an adsorption mechanism 6 for adsorbing and positioning the panel to be detected is arranged inside the gas-sealed cavity mechanism 4, and a light source mechanism 7 for applying specific brightness and band illumination to the panel to be detected is arranged between the inside of the adsorption mechanism 6 and the surface of the gas-sealed cavity mechanism 4, and multiple groups of probe positioning mechanisms 5 for electrical connection detection of the panel to be detected are fixedly installed inside the gas-sealed cavity mechanism 4 and at the position corresponding to the adsorption mechanism 6.

[0026] Among them, the microscopic imaging mechanism 3 can change the position of the microscopic imaging at will. Such a setting can make all-round observation of the panel to be tested, and it is convenient to manually adjust the positioning device of the probe body 46, so that the probe bodies 46 of the multiple sets of probe positioning mechanisms 5 can contact the test points of the panel to be tested one by one;

[0027] The adsorption mechanism 6 can adsorb and position the panel to be tested, and will not move it during the testing process. When the probe body 46 contacts the test point, the gas sealing cavity mechanism 4 is sealed and locked, and then the cavity is filled with protective gas. The adsorption mechanism 6 can adjust the corresponding temperature, and the light source mechanism 7 can apply specific brightness and band light to the panel to be tested. After the temperature value of the adsorption mechanism 6 is reached, the electrical signal test can be completed.

[0028] See also Figure 1 and Figure 2 The microscopic imaging mechanism 3 includes a first mounting frame 8, a slide rail 9, a slide seat 10 and a first manual fine-tuning frame 11. The first mounting frame 8 is fixedly installed on the top of the support frame 2. The top of the first mounting frame 8 is provided with a slide rail 9. The surface of the slide rail 9 is provided with a slide seat 10 adapted thereto. The top of the slide seat 10 is provided with a first manual fine-tuning frame 11. One end of the first manual fine-tuning frame 11 is fixedly connected to a second mounting frame 12. An optical CCD coupler 13 is fixedly installed on one side of the second mounting frame 12. A first cylinder 17 is fixedly installed on one side of the second mounting frame 12 and below the optical CCD coupler 13. A microscope 18 is fixedly connected to the output end of the first cylinder 17. A guide rod 14 is fixedly installed on one side of the second mounting frame 12. A display 16 is fixedly installed on the outer surface of the guide rod 14 through a mounting sheet 15. A toggle switch 19 is provided on one side of the second mounting frame 12. The toggle switch 19 is electrically connected to the first cylinder 17.

[0029] Among them, the setting of the slide rail 9 and the slide seat 10 can drive the first manual fine-tuning frame 11 and the microscope 18 and the display 16 installed on one side thereof to move, and the set first cylinder 17 can drive the microscope 18 to move in the up and down directions. Such a setting can drive the microscope to move in a large stroke in the left and right directions and the up and down directions, so as to accurately observe the inspection panel, and the set first manual fine-tuning frame 11 can fine-tune the microscope 18 in a small direction. Such a setting can more accurately control the imaging detection of the microscope 18, and the set optical CCD coupler 13 can feed back the video observed by the microscope 18 to the display 16 for display.

[0030] A brake button is provided on one side of the guide rod 14 to brake and fix the slide rail 9 and the slide seat 10 to each other. The brake button can position the slide seat 10 and the first manual fine-tuning frame 11 on the surface of the slide seat 10 and the microscope 18.

[0031] See also Figure 1 and Figure 3 The gas sealing chamber mechanism 4 includes a first base 20, a side baffle 21, a first sealing cover 23 and a second sealing cover 24. The first base 20 is fixedly installed on the top of the frame 1. The side baffle 21 is fixedly installed on one end and both sides of the first base 20. The first sealing cover 23 is hingedly connected to one end of the top of the side baffle 21 through a connecting sheet 22. The second sealing cover 24 is hingedly connected to one end of the first sealing cover 23 through a hinge shaft. A baffle 25 is fixedly connected to one side of the first sealing cover 23 and the connection between the first sealing cover 23 and the second sealing cover 24. The bottom of the baffle 25 fits with the top of the second sealing cover 24, the bottoms of the first sealing cover 23 and the second sealing cover 24 fit with the tops of the side baffle 21 and the first base 20, third mounting frames 26 are fixedly installed on both sides of the side baffle 21, a second cylinder 27 is fixedly installed on the top of the third mounting frame 26, a locking block 28 is rotatably installed on the output end of the second cylinder 27, the bottom of the locking block 28 fits with the top of the baffle 25, and a gas flow controller 29 is fixedly installed on one side of the second sealing cover 24.

[0032] Among them, the setting of the first sealing cover 23 and the second sealing cover 24 can make it seal, and after the first sealing cover 23 and the second sealing cover 24 are closed, the second cylinder 27 is started to operate, and the operation of the second cylinder 27 can drive the locking block 28 to be close to the top of the baffle 25, so as to seal the first sealing cover 23 and the second sealing cover 24, and also prevent the staff from accidentally opening it. The locking block 28 rotatably installed at the output end of the second cylinder 27 can rotate, so that it will not block the first sealing cover 23 and the second sealing cover 24 when they are opened. After the first sealing cover 23 and the second sealing cover 24 are sealed and closed, protective gas can be filled into them, and the set gas flow controller 29 can control the flow rate of the gas entering the cavity.

[0033] See also Figure 1 and Figure 4 The adsorption mechanism 6 includes a water-cooling box 30 with a hollow interior, a thermoelectric cooling sheet 32 ​​and a vacuum adsorption module 33. The water-cooling box 30 is fixedly installed at the bottom of the first base 20. The thermoelectric cooling sheet 32 ​​is fixedly installed on one side of the top of the water-cooling box 30. The vacuum adsorption module 33 is fixedly installed on the top of the thermoelectric cooling sheet 32. The vacuum adsorption module 33 is used to adsorb the workpiece to be detected.

[0034] Among them, the setting of the vacuum adsorption module 33 can obtain the top adsorption state through the vacuum source, and such a setting can adsorb and fix the sample; and the setting of the thermoelectric cooling plate 32 can control the temperature, so that the sample temperature can be increased or decreased together with the vacuum adsorption module 33, and the setting of the water cooling box 30 can protect the normal operation of the thermoelectric cooling plate 32 and ensure that the surrounding environment is at normal temperature.

[0035] Two groups of first connecting pipes 31 are provided through one side of the water cooling box 30, and the two groups of first connecting pipes 31 are used for cooling water to enter and exit the interior of the water cooling box 30. A second connecting pipe 34 is provided through one side of the vacuum adsorption module 33, and the second connecting pipe 34 is fixedly connected to the external air suction mechanism.

[0036] The thermoelectric cooling sheet 32 ​​is a thermoelectric cooling sheet using the Peltier effect of semiconductor materials.

[0037] See also Figure 1 and Figure 5 The light source mechanism 7 includes an optical fiber head 35, an optical fiber head fixing plate 36 and a top light source 37. The top light source 37 is fixedly installed on the surface of the top light source 37 and corresponds to the position of the vacuum adsorption module 33. The optical fiber head fixing plate 36 is fixedly installed on the bottom of the water cooling box 30 and corresponds to the position of the top light source 37. The optical fiber head fixing plate 36 is provided inside the optical fiber head fixing plate 36. The top of the optical fiber head 35 passes through the water cooling box 30, the thermoelectric cooling plate 32 and the bottom of the vacuum adsorption module 33 in sequence and extends to the surface of the vacuum adsorption module 33.

[0038] Among them, the setting of the top light source 37 can illuminate the upper surface of the panel to be inspected with a specific brightness and band through the light source controller, and the setting of the optical fiber head fixing plate 36 can fix the optical fiber head 35 and can illuminate the lower surface of the panel to be inspected with a specific brightness and band through the light source controller.

[0039] See also Figure 1 and Figure 6 The probe positioning mechanism 5 includes a second base 38, a second manual fine-tuning frame 39 and an adjusting frame 40. The probe positioning mechanism 5 is arranged in multiple groups and fixedly installed inside the gas sealing chamber mechanism 4. The second manual fine-tuning frame 39 is fixedly installed on the top of the second base 38. The output end of the second manual fine-tuning frame 39 is fixedly connected with the adjusting frame 40. One end of the adjusting frame 40 is hinged with a connecting block 42. A locking bolt 43 is arranged on the top of the locking block 41. The bottom of the locking bolt 43 passes through the top of the locking block 41 and is connected to the top of the connecting block 42. One end of the connecting block 42 is fixedly connected with a clamping block 44. A probe sleeve rod 45 is arranged on the surface of the clamping block 44. A probe body 46 is arranged inside the probe sleeve rod 45.

[0040] Among them, the second manual fine-tuning frame 39 can fine-tune the adjustment frame 40 on one side thereof and the probe sleeve rod 45 and the probe body 46 on one side of the adjustment frame 40, and the setting of the hinged locking block 41 and the connection block 42 can adjust the inclination angle of the probe sleeve rod 45 and the probe body 46, and the setting of the coaxial probe sleeve rod 45 can clamp the probe body 46 and export and import electrical signals, and the setting of the probe body 46 can be electrically connected to the electrode to be tested on the panel to be tested, thereby completing the electrical signal test.

[0041] When in use, first, open the first sealing cover 23 and the second sealing cover 24, and then place the panel to be tested on the surface of the vacuum adsorption module 33. The vacuum adsorption module 33 can be set to a top adsorption state through a vacuum source, and such a setting can adsorb and fix the sample;The setting of the thermoelectric cooling sheet 32 ​​can control the temperature, so that the sample temperature can be raised or lowered together with the vacuum adsorption module 33, and the setting of the water cooling box 30 can protect the normal operation of the thermoelectric cooling sheet 32 ​​and ensure that the surrounding environment is at room temperature. Then, the slide 10 is pushed to move along the surface of the slide rail 9, and the movement of the slide 10 can drive the first manual fine-tuning frame 11 and the microscope 18 and the display 16 installed on one side thereof to move, and the first cylinder 17 can drive the microscope 18 to move in the up and down directions. Such a setting can drive the microscope to move in a large stroke in the left and right and up and down directions, so that the detection panel can be accurately treated. The microscope 18 is used for observation, and the first manual fine-tuning frame 11 can be used to fine-tune the microscope 18 in a small direction. Such a setting can more accurately control the imaging detection of the microscope 18. The optical CCD coupler 13 can feed back the video observed by the microscope 18 to the display 16 for display. Then, under the action of the microscope 18, the second manual fine-tuning frame 39 can be adjusted, and the adjustment of the second manual fine-tuning frame 39 can be used to fine-tune the adjustment frame 40 on one side thereof and the probe sleeve rod 45 and the probe body 46 on one side of the adjustment frame 40, and the setting of the hinged locking block 41 and the connecting block 42 can adjust the inclination angle of the probe sleeve rod 45 and the probe body 46, and the setting The coaxial probe sleeve rod 45 can clamp the probe body 46 and export and import electrical signals, and the probe body 46 can be electrically connected to the electrode to be tested on the sample, and then the first sealing cover 23 and the second sealing cover 24 are pulled to seal the entire device. After the first sealing cover 23 and the second sealing cover 24 are closed, the second cylinder 27 is started to operate. The operation of the second cylinder 27 can drive the locking block 28 to be close to the top of the baffle 25 to seal the first sealing cover 23 and the second sealing cover 24, and can also prevent the staff from accidentally opening it. The locking block 28 rotatably installed at the output end of the second cylinder 27 can be rotated, so that it can be in the first sealing cover 23 and the second sealing cover 24. When the second sealing cover 24 is opened, it will not block it. When the first sealing cover 23 and the second sealing cover 24 are sealed and closed, protective gas can be filled into the inside thereof, and the gas flow controller 29 provided can control the gas flow rate entering the cavity, and the top light source 37 provided on the surface of the first sealing cover 23 can illuminate the upper surface of the panel to be detected with a specific brightness and band through the light source controller, and the optical fiber head fixing piece 36 can be provided to fix the optical fiber head 35, and can illuminate the lower surface of the panel to be detected with a specific brightness and band through the light source controller, at this time, the probe body 46 can be electrically connected to the electrode to be tested on the panel to be detected, thereby completing the electrical signal test. ;

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A Mini LED panel electrical property detection device, comprising a frame (1), wherein a symmetrically distributed support frame (2) is fixedly mounted on one side of the top of the frame (1), characterized in that: A microscopic imaging mechanism (3) for magnifying and observing the panel test points is fixedly installed on the top of the two groups of support frames (2); the microscopic imaging mechanism (3) can move a large distance in the left, right, up and down directions and perform small distance fine adjustment; a gas-sealed cavity mechanism (4) for electrically shielding the panel to be detected is fixedly installed on the top of the frame (1) and located in front of the support frame (2); an adsorption mechanism (6) for adsorbing and positioning the panel to be detected is arranged inside the gas-sealed cavity mechanism (4); a light source mechanism (7) for applying specific brightness and band illumination to the panel to be detected is arranged between the inside of the adsorption mechanism (6) and the surface of the gas-sealed cavity mechanism (4); and a plurality of probe positioning mechanisms (5) for performing electrical connection detection on the panel to be detected are fixedly installed inside the gas-sealed cavity mechanism (4) and at positions corresponding to the adsorption mechanisms (6); The microscopic imaging mechanism (3) comprises a first mounting frame (8), a slide rail (9), a slide seat (10) and a first manual fine-tuning frame (11); the first mounting frame (8) is fixedly mounted on the top of the support frame (2); the top of the first mounting frame (8) is provided with a slide rail (9); the surface of the slide rail (9) is provided with a slide seat (10) adapted thereto; the top of the slide seat (10) is provided with the first manual fine-tuning frame (11); one end of the first manual fine-tuning frame (11) is fixedly connected to the second mounting frame (12); one side of the second mounting frame (12) is fixedly provided with an optical An optical CCD coupler (13) is provided on one side of the second mounting frame (12), and a first cylinder (17) is fixedly mounted below the optical CCD coupler (13); an output end of the first cylinder (17) is fixedly connected to a microscope (18); a guide rod (14) is fixedly mounted on one side of the second mounting frame (12); a display (16) is fixedly mounted on the outer surface of the guide rod (14) via a mounting plate (15); a toggle switch (19) is provided on one side of the second mounting frame (12); and the toggle switch (19) is electrically connected to the first cylinder (17); The gas sealing chamber mechanism (4) comprises a first base (20), a side baffle (21), a first sealing cover (23) and a second sealing cover (24); the first base (20) is fixedly mounted on the top of the frame (1); one end of the first base (20) and both sides thereof are fixedly mounted with the side baffle (21); one end of the top of the side baffle (21) is hingedly connected to the first sealing cover (23) via a connecting sheet (22); one end of the first sealing cover (23) is hingedly connected to the second sealing cover (24) via a hinge shaft; one side of the first sealing cover (23) and the connection with the second sealing cover (24) are fixedly connected with a baffle. (25), the bottom of the baffle (25) is in contact with the top of the second sealing cover (24), the bottoms of the first sealing cover (23) and the second sealing cover (24) are in contact with the tops of the side baffle (21) and the first base (20), third mounting frames (26) are fixedly mounted on both sides of the side baffle (21), a second cylinder (27) is fixedly mounted on the top of the third mounting frame (26), a locking block is rotatably mounted on the output end of the second cylinder (27), the bottom of the locking block is in contact with the top of the baffle (25), and a gas flow controller (29) is fixedly mounted on one side of the second sealing cover (24); The probe positioning mechanism (5) comprises a second base (38), a second manual fine-tuning frame (39) and an adjusting frame (40). The probe positioning mechanism (5) is arranged into multiple groups and fixedly installed inside the gas sealing chamber mechanism (4). The second manual fine-tuning frame (39) is fixedly installed on the top of the second base (38). The output end of the second manual fine-tuning frame (39) is fixedly connected to the adjusting frame (40). One end of the adjusting frame (40) is hinged with a connecting block (42). A locking bolt (43) is arranged on the top of the locking block. The bottom of the locking bolt (43) passes through the top of the locking block and is connected to the top of the connecting block (42). One end of the connecting block (42) is fixedly connected with a clamping block (44). A probe sleeve rod (45) is arranged on the surface of the clamping block (44). A probe body (46) is arranged inside the probe sleeve rod (45).

2. The Mini LED panel electrical property detection device according to claim 1, characterized in that: A brake button for braking and fixing the slide rail (9) and the slide seat (10) to each other is arranged on one side of the guide rod (14).

3. The Mini LED panel electrical property detection device according to claim 2, characterized in that: The adsorption mechanism (6) comprises a water-cooling box (30) with a hollow interior, a thermoelectric cooling sheet (32) and a vacuum adsorption module (33); the water-cooling box (30) is fixedly mounted on the bottom of the first base (20); a thermoelectric cooling sheet (32) is fixedly mounted on one side of the top of the water-cooling box (30); a vacuum adsorption module (33) is fixedly mounted on the top of the thermoelectric cooling sheet (32); and the vacuum adsorption module (33) is used to adsorb a workpiece to be detected.

4. The Mini LED panel electrical property detection device according to claim 3, characterized in that: Two groups of first connecting pipes (31) are provided through one side of the water cooling box (30), and the two groups of first connecting pipes (31) are used for cooling water to enter and exit the interior of the water cooling box (30). A second connecting pipe (34) is provided through one side of the vacuum adsorption module (33), and the second connecting pipe (34) is fixedly connected to an external air suction mechanism.

5. The Mini LED panel electrical property detection device according to claim 4, characterized in that: The thermoelectric cooling sheet (32) adopts a Peltier effect thermoelectric cooling sheet of semiconductor material.

6. The Mini LED panel electrical property detection device according to claim 5, characterized in that: The light source mechanism (7) comprises an optical fiber head (35), an optical fiber head fixing plate (36) and a top light source (37); the top light source (37) is fixedly installed on the surface of the top light source (37) and at a position corresponding to the vacuum adsorption module (33); the optical fiber head fixing plate (36) is fixedly installed on the bottom of the water cooling box (30) and at a position corresponding to the top light source (37); the optical fiber head (35) is arranged inside the optical fiber head fixing plate (36); the top of the optical fiber head (35) passes through the water cooling box (30), the thermoelectric cooling plate (32) and the bottom of the vacuum adsorption module (33) in sequence and extends to the surface of the vacuum adsorption module (33).

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