CN116148079A

CN116148079A - Display module test board with classification function

Info

Publication number: CN116148079A
Application number: CN202310279480.9A
Authority: CN
Inventors: 陈良; 徐洪滨; 钟花; 魏华进
Original assignee: Zhejiang Lianxinkang Technology Co ltd
Current assignee: Zhejiang Lianxinkang Technology Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-05-23

Abstract

The invention relates to the field of electronic product detection, in particular to a display module test board with a classification function. The invention aims to provide a display module test board with a classification function, which can squeeze corners and sides of a test screen and has good test effect. The invention provides a display module test board with a classification function, which comprises a supporting seat, an air cylinder, an extrusion block, a flicking device and the like, wherein the air cylinder is arranged above the supporting seat, the extrusion block is connected to a telescopic rod of the air cylinder, and the flicking device is connected to the right lower part of the extrusion block. According to the invention, the corner of the screen is subjected to extrusion test by using the pressing piece, the bidirectional screw rod is used for driving the extrusion plate to move towards the middle, and the side edge of the screen is subjected to extrusion test, so that all sides of the screen can be tested, the test result is more accurate, the test effect is better, and when the screen is broken, the broken screen is automatically pushed out leftwards by the flickers, so that people can conveniently classify and take out qualified and unqualified screens.

Description

Display module test board with classification function

Technical Field

The invention relates to the field of electronic product detection, in particular to a display module test board with a classification function.

Background

No matter in work, study or life of people, the electronic product is not separated, and basically people pay attention to the content of the electronic product presented through the display screen, so that the display module is particularly important, the display module is a speaking method of the screen, the production process of the screen is very complicated, various defects possibly exist, and then the compression-resistant detection of the screen is very important.

Patent publication number CN115266323a discloses a screen compressive capacity testing apparatus for testing screen capacity, the compressive capacity testing apparatus may include: a bracket for supporting the screen; a pressing module for applying pressure to the screen; when the pressure applying module applies pressure to the screen, the test position of the display surface of the screen is in a state capable of being observed.

By using the testing device, a screen is required to be placed in the groove of the object stage, the pressure is applied to the screen through the pressure applying module, and the pressure resistance of the screen is checked, but the pressure applying module can only test the main body of the screen, but can not consider the corners and the sides of the screen, and certain defects exist in the detection of the screen, so that the display module testing table with the classification function, which can squeeze the corners and the sides of the screen to be tested, is developed first, and the testing effect is good.

Disclosure of Invention

In order to overcome the defect that the conventional testing device cannot test the corners and the sides of a screen and has poor testing effect, the invention aims to provide the display module testing table with the classification function, which can squeeze and test the corners and the sides of the screen and has good testing effect.

The technical scheme of the invention is as follows: the utility model provides a display module assembly testboard that possesses classification function, including supporting seat, the cylinder, extrusion piece, the sound sensor, open ware, local extrusion mechanism and side extrusion mechanism, the top of supporting seat is equipped with the cylinder, be connected with the extrusion piece on the telescopic link of cylinder, the right lower part of extrusion piece is connected with open ware, be connected with the sound sensor on the open ware of bullet, the inside of extrusion piece is equipped with local extrusion mechanism, carry out local extrusion test all around with the screen through local extrusion mechanism, be equipped with the side extrusion mechanism that is used for carrying out extrusion test with the left and right sides of screen on the supporting seat.

As the improvement of above-mentioned scheme, local extrusion mechanism is including electric putter, push piece and electric slide rail, and the inside of extrusion piece is equipped with electric slide rail, and electric slide rail is square slide rail, is connected with electric putter through the slider on the electric slide rail, is connected with electric putter on the electric slide rail, and electric putter's lower part is connected with the push piece, and the push piece can follow electric slide rail to carry out repeated extrusion test around the screen.

As the improvement of above-mentioned scheme, side extrusion mechanism is including first motor, two-way lead screw, the stripper plate, the gear, rack, guide arm and square piece, the right front portion of supporting seat is equipped with first motor, the inboard rotation in supporting seat front portion is connected with two-way lead screw, the left side screw thread type of two-way lead screw is connected with square piece, the right side of two-way lead screw also is connected with square piece, square piece is connected with the supporting seat slidingtype, the rear portion of square piece is all slidingtype and is connected with the stripper plate, be connected with the guide arm between the stripper plate front portion slidingtype, the stripper plate through guide arm and right side drives left stripper plate and upwards or down the removal, the square piece internal rotation in right side stripper plate is connected with the gear, the rack meshes with the gear, the stripper plate through the meshing of rack and gear drives the right side to remove and carry out extrusion detection with the screen side.

As the improvement of above-mentioned scheme, still including the anti-test mechanism that falls down the screen from the eminence of simulation people carelessly, anti-test mechanism is including vacuum chuck, screw rod and second motor, the interior upper portion of extrusion piece is connected with the second motor, be connected with the screw rod on the output shaft of second motor, threaded connection has vacuum chuck on the screw rod, vacuum chuck is connected with extrusion piece slidingtype, shifts out it from the extrusion piece when needing vacuum chuck and adsorbs fixed screen, withdraws it into the extrusion piece when not needing and loosens the screen, the screen whereabouts carries out anti-test.

As the improvement of above-mentioned scheme, still including rotating the screen, all carry out the rotary mechanism of extrusion test to four sides of screen, rotary mechanism is equipped with the third motor including placing board and third motor, the intermediate position of supporting seat, is connected with on the third motor output shaft and places the board, places the board and can rotate 90 degrees, also carries out extrusion test with screen other both sides side.

As the improvement of above-mentioned scheme, still including fixed screen position, prevent the clamping mechanism that the screen was disturbed, clamping mechanism is including pressing from both sides all sliding type and being connected with the clamping block around the extrusion piece, and the top of pressing from both sides all is equipped with a triangle piece, and both sides all are connected with the triangle piece of sloping block and clamping block top extrusion cooperation, through the triangle piece extrusion cooperation at sloping block and clamping block top, drives the clamping block and fixes the screen.

As the improvement of above-mentioned scheme, still including the clearance mechanism of glass broken bits on the clearance supporting seat, clearance mechanism is including mount, clearance brush and movable block, and the fixed mount that is connected with in left rear portion of supporting seat, sliding connection have the movable block on the mount, and sliding connection has the clearance brush on the movable block, and the movable block drives the clearance brush and clear up glass broken bits.

As an improvement of the scheme, the clamping block further comprises springs, and the springs are connected between the left side and the right side of the clamping block and the supporting seat.

The beneficial effects are that: 1. according to the invention, the corner of the screen is subjected to extrusion test by using the pressing piece, the bidirectional screw rod is used for driving the extrusion plate to move towards the middle, and the side edge of the screen is subjected to extrusion test, so that all sides of the screen can be tested, the test result is more accurate, the test effect is better, and when the screen is broken, the broken screen is automatically pushed out leftwards by the flickers, so that people can conveniently classify and take out qualified and unqualified screens.

2. According to the invention, the screen is driven upwards to a high position by the vacuum chuck, and then the adsorption of the vacuum chuck to the screen is released, so that the anti-falling test is simulated, and whether the quality of the screen meets the standard can be more truly detected.

3. According to the invention, the third motor is used for driving the rotary plate to rotate by 90 degrees, so that the screen can also rotate by 90 degrees, further, extrusion tests can be carried out on different sides of the screen, the test result is more complete, and the test effect is improved.

4. According to the invention, the clamping block is driven to automatically fix the screen through the cooperation of the clamping block and the inclined block, so that the screen is prevented from shifting in the test process, and the test result is prevented from being influenced.

5. According to the invention, the cleaning brush is driven by the moving block, so that the residue on the supporting seat can be cleaned, the residue is prevented from influencing the work of the testing device, the testing effect is improved, and the workload of people is reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of a partial perspective structure of the present invention.

Fig. 4 is a cross-sectional view of a partial pressing mechanism of the present invention.

Fig. 5 is an enlarged view at a of the present invention.

Fig. 6 is a schematic perspective view of a side extrusion mechanism according to the present invention.

Fig. 7 is a cross-sectional view of a side extrusion mechanism of the present invention.

Fig. 8 is a cross-sectional view of the adsorption mechanism of the present invention.

Fig. 9 is a first cross-sectional view of the rotary mechanism of the present invention.

Fig. 10 is a second cross-sectional view of the rotary mechanism of the present invention.

Fig. 11 is a schematic view of a clamping perspective structure of the present invention.

Fig. 12 is a schematic perspective view of a cleaning mechanism according to the present invention.

Reference numerals in the figures: 1. the device comprises a supporting seat, 2, a cylinder, 3, a pressing block, 31, a sound sensor, 32, a flick device, 4, a local pressing mechanism, 41, an electric push rod, 42, a pressing piece, 43, an electric slide rail, 5, a side pressing mechanism, 51, a first motor, 52, a bidirectional screw rod, 53, a pressing plate, 54, a gear, 55, a rack, 56, a guide rod, 57, a square block, 6, an anti-falling testing mechanism, 61, a vacuum chuck, 62, a screw rod, 63, a second motor, 7, a rotating mechanism, 71, a placing plate, 72, a third motor, 8, a clamping mechanism, 81, a clamping block, 82, a spring, 83, a bevel block, 9, a cleaning mechanism, 91, a fixing frame, 92, a cleaning brush, 93 and a moving block.

Detailed Description

The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not limiting the scope of the present application. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.

Example 1

The utility model provides a display module assembly testboard that possesses classification function, as shown in fig. 1-3, including supporting seat 1, cylinder 2, extrusion piece 3, acoustic sensor 31, bullet open ware 32, local extrusion mechanism 4 and side extrusion mechanism 5, the top of supporting seat 1 is equipped with cylinder 2, is connected with extrusion piece 3 on the telescopic link of cylinder 2, and the right lower part of extrusion piece 3 is connected with bullet open ware 32, is connected with acoustic sensor 31 on the bullet open ware 32, and the inside of extrusion piece 3 is equipped with local extrusion mechanism 4, is equipped with side extrusion mechanism 5 on the supporting seat 1.

As shown in fig. 2, 4 and 5, the local extrusion mechanism 4 comprises an electric push rod 41, a pressing piece 42 and an electric slide rail 43, the electric slide rail 43 is arranged in the extrusion block 3, the electric slide rail 43 is a square slide rail, the electric push rod 41 is connected to the electric slide rail 43 through a sliding block, the electric push rod 41 is connected to the electric slide rail 43, and the pressing piece 42 is connected to the lower portion of the electric push rod 41.

As shown in fig. 1, 2, 6 and 7, the side extrusion mechanism 5 includes a first motor 51, a bidirectional screw rod 52, an extrusion plate 53, a gear 54, a rack 55, a guide rod 56 and a square block 57, the right front portion of the support base 1 is provided with the first motor 51, the inner side of the front portion of the support base 1 is rotatably connected with the bidirectional screw rod 52, the left side of the bidirectional screw rod 52 is in threaded connection with the square block 57, the right side of the bidirectional screw rod 52 is also in threaded connection with the square block 57, the square block 57 is in sliding connection with the support base 1, the rear portions of the square blocks 57 are all in sliding connection with the extrusion plate 53, the guide rod 56 is in sliding connection between the front portions of the extrusion plate 53, the square block 57 on the right is in rotary connection with the gear 54, the front portion of the right extrusion plate 53 is connected with the rack 55, and the rack 55 is meshed with the gear 54.

When people need to perform compression test on the screen, firstly, the screen is placed on the supporting seat 1, the air cylinder 2 is started, the telescopic rod of the air cylinder 2 drives the extrusion block 3 to move downwards, the compression test is performed on the screen main body, the electric push rod 41 can be driven by the electric slide rail 43 to move along the electric slide rail 43, meanwhile, the pressing piece 42 can be driven by the electric push rod 41 to repeatedly move up and down, so that the pressing piece 42 can repeatedly perform compression test on the periphery of the screen along the electric slide rail 43, people can perform compression test on the whole screen, the test effect is improved, when the side edge of the screen needs to be tested, the first motor 51 is started, the bidirectional screw rod 52 starts to rotate, as the rotation directions of the left side and the right side of the bidirectional screw rod 52 are opposite, the square blocks 57 on the two sides and the extrusion plate 53 can be driven to move towards one side which is close to each other, for the compression test on the side of the screen, if the screen is thicker, the gear 54 can be meshed with the rack 55 at the front part of the right squeeze plate 53 by rotating the gear 54 anticlockwise, so that the right squeeze plate 53 moves upwards, the movement of the right squeeze plate 53 drives the guide rod 56 to move upwards, so that the left squeeze plate 53 also moves upwards, the squeeze plate 53 can be adjusted to the middle position of the left side wall and the right side wall of the screen, therefore, people can perform the compression test on the middle position of the screen through the squeeze plate 53, if the screen is thinner, the gear 54 can be meshed with the rack 55 by rotating the gear 54 clockwise, so that the right squeeze plate 53 is driven to move downwards, the guide rod 56 drives the left squeeze plate 53 to move downwards, so just can carry out extrusion test to the centre of thinner screen side, if the screen appears broken in the test process, can send the broken sound of glass, be received by sound sensor 31, can make bullet open ware 32 work, open cracked screen to the left side bullet, if the screen does not appear the damage, then the screen keeps the normal position, so people can classify qualified and unqualified screen and take out, through using whole flow, people alright carry out a comprehensive resistance to compression test to main part region, corner region and the side region of screen, can accurately detect whether the resistance to compression ability of screen accords with the standard, the test effect is better.

Example 2

On the basis of embodiment 1, as shown in fig. 2 and 8, the anti-falling test device further comprises an anti-falling test mechanism 6, wherein the anti-falling test mechanism 6 comprises a vacuum chuck 61, a screw rod 62 and a second motor 63, the second motor 63 is connected to the inner upper portion of the extrusion block 3, the screw rod 62 is connected to the output shaft of the second motor 63, the vacuum chuck 61 is connected to the screw rod 62 in a threaded manner, and the vacuum chuck 61 is connected with the extrusion block 3 in a sliding manner.

When people need to carry out anti-falling test on the screen, the compression resistance drives the anti-falling test mechanism 6 to move downwards through the downward movement of the telescopic rod of the air cylinder 2, the second motor 63 is started, the output shaft of the second motor 63 drives the vacuum chuck 61 to move downwards to adsorb the screen, then in the process of moving upwards of the air cylinder 2, the screen is driven to move upwards through the screw rod 62 and the vacuum chuck 61, when the extrusion block 3 moves upwards to reset, the screen stops moving, then, people can reversely rotate through the output shaft of the control second motor 63 to drive the screw rod 62 to reversely rotate, and then the vacuum chuck 61 is reset to the inside of the extrusion plate 53, meanwhile, the vacuum chuck 61 can loosen the adsorption of the screen, the screen can drop downwards under the action of gravity, and thus the situation that people carelessly drop the screen on the ground can be simulated when taking the screen by hand can be detected, and whether the anti-falling capability of the screen accords with the standard or not can be detected.

As shown in fig. 1, 2, 9 and 10, the device further comprises a rotating mechanism 7, the rotating mechanism 7 comprises a placing plate 71 and a third motor 72, the third motor 72 is arranged in the middle of the supporting seat 1, the placing plate 71 is connected to an output shaft of the third motor 72, and the placing plate 71 rotates by 90 degrees.

When people test the left side and the right side of the screen, the front side and the rear side of the screen are required to be tested, the third motor 72 can be started to drive the placing plate 71 to rotate by 90 degrees, so that the screen above the placing plate 71 can also rotate by 90 degrees, and the front side and the rear side of the screen can be subjected to compression testing, and therefore, people can test the screen more comprehensively, and more accurate test results can be obtained.

As shown in fig. 1, 2 and 11, the device further comprises a clamping mechanism 8, the clamping mechanism 8 comprises a clamping block 81, springs 82 and inclined blocks 83, the front side and the rear side of the extrusion block 3 are both connected with the clamping block 81 in a sliding mode, the top of the clamping block 81 is provided with a triangular block, springs 82 are connected between the left side and the right side of the clamping block 81 and the supporting seat 1, the front side and the rear side of the extrusion block 3 are both connected with the inclined blocks 83, and the inclined blocks 83 are in extrusion fit with the triangular blocks at the top of the clamping block 81.

As shown in fig. 11, the clamping block further comprises a spring 82, and the spring 82 is connected between the left side and the right side of the clamping block 81 and the supporting seat 1.

When people carry out extrusion test to the side of screen, can drive sloping block 83 downwardly moving through the downwardly moving of cylinder 2 telescopic link, when the sloping block 83 contacts with the triangle piece on the clamping block 81 of below, can drive clamping block 81 and move to the side that is close to each other, at this moment, spring 82 is stretched, thereby make clamping block 81 can fix the screen, prevent that the screen from shifting in the test process, influence the test result, after the test is accomplished, cylinder 2's telescopic link upwards moves, drive sloping block 83 upwards move, at this moment, sloping block 83 can separate with the triangle piece on clamping block 81, spring 82 just can compress and reset, thereby drive clamping block 81 to the side removal that is kept away from each other and reset.

As shown in fig. 1, 2 and 12, the cleaning device further comprises a cleaning mechanism 9, the cleaning mechanism 9 comprises a fixing frame 91, a cleaning brush 92 and a moving block 93, the fixing frame 91 is fixedly connected to the left rear portion of the supporting seat 1, the moving block 93 is connected to the fixing frame 91 in a sliding mode, and the brush is connected to the moving block 93 in a sliding mode.

In the testing process, the screen that can appear that screen quality is unqualified and lead to is broken, and broken disintegrating slag just can unrestrained on supporting seat 1, and people can be through removing movable block 93 back and forth to remove cleaning brush 92 about to clear up supporting seat 1, clean up the disintegrating slag that will unrestrained, avoid influencing testing arrangement work.

The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.

Claims

1. The utility model provides a display module assembly testboard that possesses classification function, including supporting seat (1), cylinder (2), extrusion piece (3), sound sensor (31) and bullet open ware (32), the top of supporting seat (1) is equipped with cylinder (2), is connected with extrusion piece (3) on the telescopic link of cylinder (2), and the right lower part of extrusion piece (3) is connected with bullet open ware (32), is connected with sound sensor (31) on bullet open ware (32), its characterized in that: the screen testing device is characterized by further comprising a local extrusion mechanism (4) and a side extrusion mechanism (5), wherein the local extrusion mechanism (4) is arranged in the extrusion block (3), the periphery of the screen is subjected to local extrusion testing through the local extrusion mechanism (4), and the side extrusion mechanism (5) for carrying out extrusion testing on the left side and the right side of the screen is arranged on the supporting seat (1).

2. The display module test stand with classification function as claimed in claim 1, wherein: the local extrusion mechanism (4) comprises an electric push rod (41), a pressing piece (42) and an electric slide rail (43), wherein the electric slide rail (43) is arranged in the extrusion block (3), the electric slide rail (43) is a square slide rail, the electric push rod (41) is connected to the electric slide rail (43) through a sliding block, the electric push rod (41) is connected to the electric slide rail (43), the pressing piece (42) is connected to the lower portion of the electric push rod (41), and the pressing piece (42) can repeatedly extrude and test the periphery of a screen along with the electric slide rail (43).

3. The display module test stand with classification function as claimed in claim 2, wherein: the side extrusion mechanism (5) is characterized by comprising a first motor (51), a bidirectional screw rod (52), an extrusion plate (53), a gear (54), racks (55), guide rods (56) and square blocks (57), wherein the first motor (51) is arranged at the right front part of the supporting seat (1), the bidirectional screw rod (52) is rotatably connected to the inner side of the front part of the supporting seat (1), the square blocks (57) are spirally connected to the left side of the bidirectional screw rod (52), the square blocks (57) are spirally connected to the right side of the bidirectional screw rod (52), the square blocks (57) are slidably connected with the supporting seat (1), the rear parts of the square blocks (57) are slidably connected with the extrusion plates (53), the guide rods (56) are slidably connected between the front parts of the extrusion plates (53), the extrusion plates (53) on the left side are driven to move upwards or downwards through the extrusion plates (53) on the right side of the guide rods (56), the square blocks (57) on the right side are rotatably connected with the gears (54), the racks (55) are connected to the racks (55) on the front parts of the right side of the extrusion plates (53), and the racks (54) are meshed with the gears (54) on the left side of the screen (53) through the detection, and the detection plates are meshed with the left side extrusion plates (53).

4. A display module test stand with sorting function as defined in claim 3, wherein: the screen falling test device is characterized by further comprising an anti-falling test mechanism (6) for simulating that people fall down the screen carelessly, wherein the anti-falling test mechanism (6) comprises a vacuum chuck (61), a screw rod (62) and a second motor (63), the second motor (63) is connected to the inner upper portion of the extrusion block (3), the screw rod (62) is connected to an output shaft of the second motor (63), the vacuum chuck (61) is connected to the screw rod (62) in a threaded manner, the vacuum chuck (61) is connected with the extrusion block (3) in a sliding manner, the vacuum chuck (61) is moved out of the extrusion block (3) to adsorb and fix the screen when the vacuum chuck (61) is needed, the screen is loosened in the extrusion block (3) when the vacuum chuck is not needed, and the screen falls down to perform the anti-falling test.

5. The display module test stand with classifying function as claimed in claim 4, wherein: the screen is rotated, the four sides of the screen are subjected to extrusion testing, the rotating mechanism (7) comprises a placing plate (71) and a third motor (72), the third motor (72) is arranged in the middle of the supporting seat (1), the placing plate (71) is connected to an output shaft of the third motor (72), the placing plate (71) rotates by 90 degrees, and the other two sides of the screen are subjected to extrusion testing.

6. The display module test stand with classifying function as claimed in claim 5, wherein: still including fixed screen position, prevent clamping mechanism (8) that the screen was disturbed, clamping mechanism (8) are including pressing from both sides all to be connected with clamping block (81) around clamp block (81) including clamping block (81) and oblique piece (83), pressing from both sides all to be equipped with a triangle piece around clamp block (81) top, pressing from both sides all are connected with oblique piece (83) around clamp block (3), triangle piece extrusion fit at oblique piece (83) and clamping block (81) top drives clamping block (81) and fixes the screen through triangle piece extrusion fit at oblique piece (83) and clamping block (81) top.

7. The display module test stand with classification function of claim 6, wherein: still including clearance supporting seat (1) upper glass broken slag's clearance mechanism (9), clearance mechanism (9) are including mount (91), clearance brush (92) and movable block (93), and the fixed mount (91) that is connected with in left rear portion of supporting seat (1), and sliding connection has movable block (93) on mount (91), sliding connection has clearance brush (92) on movable block (93), and movable block (93) drive clearance brush (92) clear up glass residues.

8. The display module test stand with classification function of claim 6, wherein: the clamping block (81) is connected with the support seat (1) through a spring (82), and the left side and the right side of the clamping block are respectively connected with the spring (82).