CN217386046U

CN217386046U - Be used for bilateral test jig of LCD

Info

Publication number: CN217386046U
Application number: CN202221415930.XU
Authority: CN
Inventors: 黄礼华; 赵丹娜; 向习全; 王今华; 王贞绪
Original assignee: Huaxin Technology Enshi Co ltd
Current assignee: Huaxin Technology Enshi Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-09-06
Anticipated expiration: 2032-06-07

Abstract

The utility model relates to a LCD test equipment field specifically is a be used for bilateral test jig of LCD, two regulation seats, two are installed on the upper portion of test jig main part the equal fixed mounting in upper portion one side of adjusting the seat has fixed frame, two the equal sliding connection of upper portion opposite side of adjusting the seat has the mount of moving, fixed frame all installs the connecting seat with the upper portion of moving the mount, the upper portion of connecting seat all rotates and is connected with the card arm, the inside fixed mounting of connecting seat has first telescopic link, and the output shaft of first telescopic link rotates with the bottom of card arm to be connected, two the department all installs the fixing base in the middle of the upper portion of fixed frame, the test head is installed to the department in the middle of the inboard of fixing base. A be used for bilateral test jig of LCD, can realize more convenient display screen and detect, bring better use prospect.

Description

Be used for bilateral test jig of LCD

Technical Field

The utility model relates to a LCD test equipment field specifically is a be used for bilateral test jig of LCD.

Background

The LCD electronic product port requires continuous testing work on semi-finished products and finished products in the manufacturing process, defective products are removed, the genuine products are sent to the next procedure for processing, and meanwhile, the outgoing products are required to be inspected and rechecked again.

Chinese patent discloses a test jig (No. CN210181333U) of LCD display screen, and telescopic machanism drive detection mounting panel is crossed to this patent technique reciprocates, has avoided the inaccurate condition that causes the display screen to damage of artifical detection dynamics control, but, the device can not carry out the adaptation according to the specification of the product that awaits measuring when using and fixes, secondly, uses unilateral operation when the test, influences user of service's work efficiency to it is comparatively inconvenient. Accordingly, one skilled in the art provides a dual sided test rack for an LCD to solve the problems set forth in the background art.

Disclosure of Invention

An object of the utility model is to provide a be used for bilateral test jig of LCD to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a bilateral test jig for an LCD (liquid crystal display) comprises a test jig main body, wherein two adjusting seats are installed on the upper portion of the test jig main body, a fixed fixing frame is fixedly installed on one side of the upper portions of the two adjusting seats, a movable fixing frame is connected to the other side of the upper portions of the two adjusting seats in a sliding mode, connecting seats are installed on the upper portions of the fixed fixing frame and the movable fixing frame, clamping arms are rotatably connected to the upper portions of the connecting seats, a first telescopic rod is fixedly installed inside the connecting seats, an output shaft of the first telescopic rod is rotatably connected with the bottoms of the clamping arms, a fixing seat is installed in the middle of the upper portions of the two fixing frames, a test head is installed in the middle of the inner side of each fixing seat, a second telescopic rod is installed at a position, close to the fixing seat, of the upper portions of the two fixing frames, a pressing plate is installed at a position, corresponding to the output shaft of the second telescopic rod, of the pressing plate is installed at a position corresponding to the fixing seat, the testing jig comprises a testing jig body and is characterized in that a rotating seat is installed in the middle of the upper portion of the testing jig body, an electric clamping jaw is arranged on the upper portion of the rotating seat, and the rotating seat is connected with the electric clamping jaw through an adjusting structure.

As a further aspect of the present invention: the adjusting structure comprises an adjusting seat which is rotatably arranged in the middle of the upper portion of the rotating seat, the upper portion of the adjusting seat is rotatably connected with a first adjusting arm, and the outer portion of the first adjusting arm is rotatably connected with a second adjusting arm.

As a further aspect of the present invention: the position department that the outer end of second regulating arm corresponds electronic clamping jaw installs servo motor, and servo motor's output shaft and electronic clamping jaw are connected, the department installs first motor in the middle of the bottom of rotating the seat, and the output shaft of first motor and the bottom of adjustment seat in the middle of the department be connected.

As a further aspect of the present invention: the adjusting device comprises an adjusting seat, a first adjusting arm, a second adjusting arm, a third adjusting arm, a second motor, a third motor and a motor, wherein the second motor is installed outside the adjusting seat, an output shaft of the second motor is connected with a rotating shaft of the first adjusting arm, and an output shaft of the third motor is connected with a rotating shaft of the second adjusting arm.

As the utility model discloses further scheme again: two the inside position department of being close to fixed frame of adjusting the seat installs step motor, two the equal fixed mounting of step motor's output shaft has the lead screw, and parallel arrangement each other between lead screw and the regulation seat.

As a further aspect of the present invention: two the inside of adjusting the seat corresponds the position department sliding connection that moves the mount and has a sliding seat, two ball nut is installed to the equal gomphosis in the inside position department that corresponds the lead screw of sliding seat, and threaded connection each other between lead screw and the ball nut, two linking arms are installed to the equal symmetry in top of sliding seat, and the linking arm all runs through the inside of adjusting the seat and is connected with the bottom of moving the mount.

As the utility model discloses further scheme again: two equal fixed mounting in outside both sides of sliding seat has spacing slider, two spacing spout has all been seted up to the position department that adjusts the inside of seat and correspond spacing slider, and the sliding seat passes through spacing slider and spacing spout sliding connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when using, through electronic clamping jaw with the work piece centre gripping, drive the adjustment seat through first motor and carry out the level and rotate, with the principle, it rotates to drive first regulating arm through the second motor, it rotates to drive the second regulating arm through the third motor, drive electronic clamping jaw through servo motor and carry out angle modulation, on convenient places the fixing base on two fixed solid framves with the work piece, promote the card arm through first telescopic link and push down the work piece centre gripping, it pushes down work piece upper portion through the second telescopic link drive pressure board, carry out convenient test through the test head, the convenience when improving the device and using.

2. In order to carry out the centre gripping according to the work piece of different specifications, drive the lead screw through step motor and rotate, through the cooperation of lead screw and ball nut, drive the sliding seat and carry out the horizontal slip, be connected the sliding seat with moving the mount through the linking arm for it slides in step to move the mount, realizes moving the mount and fixing the distance between the mount according to the convenient regulation of the size of work piece, and is better for traditional mode.

Drawings

FIG. 1 is a schematic diagram of a dual-sided LCD tester;

FIG. 2 is a schematic view of a rotary base in a bilateral LCD tester;

FIG. 3 is a schematic structural diagram of an adjusting seat used in a LCD bilateral testing jig.

In the figure: 1. a test rack body; 2. an adjusting seat; 3. fixing a fixing frame; 4. a movable fixing frame; 5. a connecting seat; 6. a first telescopic rod; 7. a clamp arm; 8. a fixed seat; 9. a test head; 10. a second telescopic rod; 11. pressing the movable plate; 12. a rotating seat; 13. an adjusting seat; 14. a first adjustment arm; 15. a second adjustment arm; 16. an electric jaw; 17. a servo motor; 18. a first motor; 19. a second motor; 20. a third motor; 21. a stepping motor; 22. a lead screw; 23. a sliding seat; 24. a ball nut; 25. a connecting arm; 26. a limiting slide block; 27. and a limiting sliding groove.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a bilateral testing jig for LCD includes a testing jig main body 1, two adjusting seats 2 are installed on an upper portion of the testing jig main body 1, a fixed frame 3 is fixedly installed on one side of upper portions of the two adjusting seats 2, a movable frame 4 is slidably connected to the other side of upper portions of the two adjusting seats 2, a connecting seat 5 is installed on upper portions of the fixed frame 3 and the movable frame 4, a clamp arm 7 is rotatably connected to an upper portion of the connecting seat 5, a first telescopic rod 6 is fixedly installed inside the connecting seat 5, an output shaft of the first telescopic rod 6 is rotatably connected to a bottom of the clamp arm 7, a fixed seat 8 is installed in a middle portion of upper portions of the two fixed frames 3, a testing head 9 is installed in a middle portion of an inner side of the fixed seat 8, a second telescopic rod 10 is installed in a position, close to the fixed seat 8, on upper portions of the two fixed frames 3, the output shaft of the second telescopic rod 10 is provided with a pressing plate 11 at a position corresponding to the fixed seat 8, the middle of the upper part of the test jig main body 1 is provided with a rotating seat 12, the upper part of the rotating seat 12 is provided with an electric clamping jaw 16, and the rotating seat 12 is connected with the electric clamping jaw 16 through an adjusting structure.

In FIGS. 1-2: the adjusting structure comprises an adjusting seat 13 rotatably mounted in the middle of the upper portion of the rotating seat 12, the upper portion of the adjusting seat 13 is rotatably connected with a first adjusting arm 14, the outer portion of the first adjusting arm 14 is rotatably connected with a second adjusting arm 15, and the position of the electric clamping jaw 16 is adjusted through the matching of the first adjusting arm 14 and the second adjusting arm 15.

In fig. 2: the outer end of the second adjusting arm 15 is provided with a servo motor 17 at a position corresponding to the electric clamping jaw 16, an output shaft of the servo motor 17 is connected with the electric clamping jaw 16, a first motor 18 is arranged in the middle of the bottom of the rotating seat 12, an output shaft of the first motor 18 is connected with the middle of the bottom of the adjusting seat 13, and the adjusting seat 13 is driven by the first motor 18 to rotate horizontally.

In fig. 2: the externally mounted of adjustment seat 13 has second motor 19, and the output shaft of second motor 19 is connected with the pivot department of first regulating arm 14, the externally mounted of first regulating arm 14 has third motor 20, and the output shaft of third motor 20 is connected with second regulating arm 15 pivot department, drive first regulating arm 14 through second motor 19 and rotate, drive second regulating arm 15 through third motor 20 and rotate, drive electronic clamping jaw 16 through servo motor 17 and carry out angle modulation, it is convenient to place the work piece on the fixing base 8 of two fixed solid framves 3.

In fig. 1 and 3: two inside of adjusting seat 2 are close to the position department of fixed bolster 3 and install step motor 21, and the equal fixed mounting of output shaft of two step motor 21 has lead screw 22, and lead screw 22 and adjust and set up parallel to each other between the seat 2, drive lead screw 22 through step motor 21 and rotate, through lead screw 22 and ball nut 24's cooperation, drive sliding seat 23 and carry out the horizontal slip.

In fig. 1 and 3: the inside of two regulation seats 2 corresponds the position department sliding connection who moves mount 4 has sliding seat 23, ball nut 24 is installed to the equal gomphosis in the position department that the inside of two sliding seat 23 corresponds lead screw 22, and threaded connection each other between lead screw 22 and the ball nut 24, two linking arms 25 are installed to the equal symmetry in top of two sliding seat 23, and linking arm 25 all runs through the inside of adjusting seat 2 and is connected with the bottom that moves mount 4, through the cooperation of lead screw 22 and ball nut 24, drive sliding seat 23 and carry out the horizontal slip, be connected sliding seat 23 with moving mount 4 through linking arm 25, make and move mount 4 and carry out the synchronous slip, realize moving the distance between mount 4 and the fixed mount 3 according to the convenient regulation of the size of work piece.

In fig. 1 and 3: the equal fixed mounting in outside both sides of two sliding seats 23 has limit slide 26, and two inside position departments that correspond limit slide 26 of adjusting seat 2 have all seted up limit chute 27, and sliding seat 23 passes through limit slide 26 and limit chute 27 sliding connection, through limit slide 26 and limit chute 27's cooperation, drives sliding seat 23 and carries out the horizontal slip.

The utility model discloses a theory of operation is: when the device is used, a workpiece is clamped through the electric clamping jaw 16, the adjusting seat 13 is driven to horizontally rotate through the first motor 18, on the same principle, the first adjusting arm 14 is driven to rotate through the second motor 19, the second adjusting arm 15 is driven to rotate through the third motor 20, the electric clamping jaw 16 is driven to carry out angle adjustment through the servo motor 17, the workpiece is conveniently placed on the fixing seats 8 of the two fixed fixing frames 3, the clamping arm 7 is pushed through the first telescopic rod 6 to clamp the workpiece, the pressing plate 11 is driven through the second telescopic rod 10 to press the upper part of the workpiece, the test head 9 is used for conveniently testing, in order to clamp the workpiece according to different specifications, the screw rod 22 is driven to rotate through the stepping motor 21, the sliding seat 23 is driven to horizontally slide through the matching of the screw rod 22 and the ball nut 24, the sliding seat 23 is connected with the movable fixing frame 4 through the connecting arm 25, the movable fixing frame 4 can slide synchronously, the distance between the movable fixing frame 4 and the fixed fixing frame 3 can be conveniently adjusted according to the size of a workpiece, and the movable fixing frame is better than the fixed fixing frame in a traditional mode.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a be used for bilateral test jig of LCD, includes test jig main part (1), its characterized in that, two regulation seats (2) are installed on the upper portion of test jig main part (1), two equal fixed mounting in upper portion one side of adjusting seat (2) has fixed frame (3), two the equal sliding connection in upper portion opposite side of adjusting seat (2) moves mount (4), fixed frame (3) all installs connecting seat (5) with the upper portion that moves mount (4), the upper portion of connecting seat (5) all rotates and is connected with card arm (7), the inside fixed mounting of connecting seat (5) has first telescopic link (6), and the output shaft of first telescopic link (6) rotates with the bottom of card arm (7) to be connected, two all install fixing base (8) in the middle of the upper portion of fixed frame (3), test head (9) are installed to the inboard middle department of fixing base (8), two the position department that the upper portion of fixing frame (3) is close to fixing base (8) all installs second telescopic link (10), the output shaft of second telescopic link (10) corresponds the position department of fixing base (8) and installs pressure movable plate (11), department installs rotation seat (12) in the middle of the upper portion of test jig main part (1), the upper portion of rotating seat (12) is provided with electronic clamping jaw (16), and rotates and be connected through adjusting the structure between seat (12) and electronic clamping jaw (16).

2. The LCD bilateral test fixture of claim 1, wherein the adjusting structure comprises an adjusting seat (13) rotatably mounted at the middle of the upper part of the rotating seat (12), the upper part of the adjusting seat (13) is rotatably connected with a first adjusting arm (14), and the outer part of the first adjusting arm (14) is rotatably connected with a second adjusting arm (15).

3. The bilateral test rack for the LCD according to claim 2, wherein a servo motor (17) is installed at a position, corresponding to the electric clamping jaw (16), of the outer end of the second adjusting arm (15), an output shaft of the servo motor (17) is connected with the electric clamping jaw (16), a first motor (18) is installed at the middle of the bottom of the rotating base (12), and an output shaft of the first motor (18) is connected with the middle of the bottom of the adjusting base (13).

4. The bilateral test frame for the LCD according to claim 3, wherein the adjusting base (13) is externally provided with a second motor (19), an output shaft of the second motor (19) is connected with a rotating shaft of the first adjusting arm (14), a third motor (20) is externally provided with the first adjusting arm (14), and an output shaft of the third motor (20) is connected with a rotating shaft of the second adjusting arm (15).

5. The bilateral test jig for the LCD according to claim 1, wherein stepping motors (21) are installed inside the two adjusting seats (2) at positions close to the fixed and fixed frame (3), output shafts of the two stepping motors (21) are fixedly provided with lead screws (22), and the lead screws (22) and the adjusting seats (2) are arranged in parallel.

6. The bilateral test jig for the LCD according to claim 5, characterized in that the sliding seats (23) are slidably connected to the inner portions of the two adjusting seats (2) corresponding to the position of the movable fixing frame (4), the ball nuts (24) are respectively installed to the inner portions of the two sliding seats (23) corresponding to the position of the lead screw (22) in an embedded manner, the lead screw (22) and the ball nuts (24) are connected with each other in a threaded manner, the two connecting arms (25) are respectively and symmetrically installed at the top portions of the two sliding seats (23), and the connecting arms (25) respectively penetrate through the inner portions of the adjusting seats (2) and are connected with the bottom portions of the movable fixing frame (4).

7. The bilateral test jig for the LCD according to claim 6, wherein the two sliding seats (23) are fixedly provided with limiting sliding blocks (26) on both outer sides, the two adjusting seats (2) are provided with limiting sliding grooves (27) at positions corresponding to the limiting sliding blocks (26), and the sliding seats (23) are slidably connected with the limiting sliding grooves (27) through the limiting sliding blocks (26).