CN216848382U

CN216848382U - Multifunctional liquid crystal display screen testing device

Info

Publication number: CN216848382U
Application number: CN202123077621.4U
Authority: CN
Inventors: 余乐; 丁锴
Original assignee: Shenzhen Shengjunan Technology Co ltd
Current assignee: Shenzhen Shengjunan Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-28
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a multi-functional liquid crystal display testing arrangement relates to liquid crystal display testing arrangement technical field. The test device comprises a workbench and a clamping assembly arranged in the workbench, wherein the top of the workbench is provided with a test device, the clamping assembly comprises a rocker, and the rocker penetrates through the left side of the workbench and is rotatably connected with the workbench. Through the clamping component who sets up, driven subassembly and spacing subassembly, when testing the display screen, put the display screen in the recess of placing the board top, carry out earlier one step's fixing to the display screen through accessory plate A, it fixes to the display screen to rotate rocker control splint, when just fixing good to the display screen, continue to rotate the rocker and also can not control splint and continue to press from both sides tightly the display screen, effectually avoided appearing pressing from both sides tightly to lead to the display screen to damage or press from both sides to loose when leading to the display screen test, the display screen takes place to shake, cause the test effect not good.

Description

Multifunctional liquid crystal display screen testing device

Technical Field

The utility model relates to a liquid crystal display testing arrangement technical field specifically is a multi-functional liquid crystal display testing arrangement.

Background

Liquid crystal displays are used in digital watches and one type of display for many portable computers. The LCD display uses two sheets of polarized material with a liquid crystal solution between them. When current is passed through the liquid, the crystals will rearrange so that light cannot pass through them. Thus, each crystal acts like a louver, both allowing light to pass through and blocking light. Liquid crystal displays are currently developed towards the goal of being light, thin, short, and small, and display products having a long history in the computer periphery are certainly no exception. Under the precondition of easy carrying and transportation, the conventional display methods such as CRT display, LED display, etc. are all limited by the factors of too large volume or huge power consumption, etc., and thus cannot meet the actual needs of users. The development of the liquid crystal display technology is just in line with the trend of the current information products, and the user can enjoy the best visual environment no matter the advantages of right-angle display, low power consumption, small volume, zero radiation and the like.

At present when testing liquid crystal display, need fix the display screen, need rely on the workman to press from both sides tight fixedly to the display screen by the sensation, it is very easy to appear pressing from both sides too tightly and lead to the display screen to damage or press from both sides too loosely and lead to when testing the display screen, and the display screen takes place to shake, causes test effect not good, for this reason we propose a multi-functional liquid crystal display testing arrangement.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a multi-functional liquid crystal display testing arrangement has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a multi-functional liquid crystal display testing arrangement, includes workstation and the clamping component of setting in the workstation, the top of workstation is provided with testing arrangement, clamping component includes the rocker, the rocker runs through the left side of workstation and rotates with the workstation to be connected, the right side of rocker is seted up flutedly, the inboard of rocker right side recess is rotated and is installed the threaded rod, the right side of threaded rod is rotated and is installed on the inner wall of workstation, threaded rod and splint threaded connection, splint run through the workstation and with workstation sliding connection, the inside of splint is provided with driven subassembly, the inside of workstation is provided with spacing subassembly.

Preferably, the clamping assembly further comprises a placing plate, the placing plate is fixed at one end, close to the center of the workbench, of the clamping plate, a groove is formed in the top of the placing plate, the inner side of the groove in the top of the placing plate is fixed with one end of the spring shifting piece A, the other end of the spring shifting piece A is fixed with the auxiliary plate A, a groove is formed in one side, close to the placing plate, of the clamping plate, the inner side of the groove in the clamping plate is fixed with one end of the spring shifting piece B, and the other end of the spring shifting piece B is fixed with the auxiliary plate B.

Preferably, the clamping plates, the placing plate, the spring shifting piece A, the auxiliary plate A, the spring shifting piece B and the auxiliary plate B are provided with two groups of clamping plates, the placing plate, the spring shifting piece A, the auxiliary plate A, the spring shifting piece B and the auxiliary plate B are symmetrically arranged by taking the central line of the workbench as a symmetry axis, and the threaded rod is provided with two opposite threads.

Preferably, the driven assembly comprises a pressing plate, one side, far away from the center of the workbench, of the pressing plate is fixed to one end of a push rod, the other end of the push rod is fixed to one end of a spring A, the other end of the spring A is fixed to the inner wall of the clamping plate, the bottom of the push rod is hinged to one end of a supporting rod, the other end of the supporting rod is hinged to the top of a push rod, and the push rod is slidably mounted on the inner wall of the clamping plate.

Preferably, spacing subassembly includes the diaphragm, diaphragm slidable mounting is on the inner wall of workstation, the diaphragm run through splint and with splint sliding connection, the top of diaphragm is fixed with spring B's one end, spring B's the other end is fixed on the inner wall of workstation, the top of diaphragm is articulated with the one end of connecting rod, the other end and the push pedal of connecting rod are articulated, push pedal slidable mounting is on the inner wall of workstation.

Preferably, the push pedal is run through by the threaded rod and is connected with the threaded rod rotation, slidable mounting has the slider on the threaded rod, the slider is articulated with the one end of connecting rod, the other end and the kelly of connecting rod are articulated, the kelly is close to the one end of threaded rod and is run through by the dead lever and with dead lever sliding connection, the dead lever is fixed with the threaded rod, the kelly is fixed with spring C's one end, spring C's the other end is fixed on the threaded rod.

Preferably, the inner side of the groove on the right side of the rocker is provided with a latch, the inner side of the groove on the right side of the rocker is provided with a ratchet wheel, and the outer side of the threaded rod is provided with a pawl.

(III) advantageous effects

The utility model provides a multi-functional liquid crystal display testing arrangement. The method has the following beneficial effects:

(1) this multi-functional liquid crystal display testing arrangement, through the tight subassembly that presss from both sides that sets up, driven subassembly and spacing subassembly, when testing the display screen, put the display screen in the recess of placing the board top, carry out earlier one step's fixing to the display screen through accessory plate A, it fixes to rotate rocker control splint to the display screen, when just fixing the display screen, continue to rotate the rocker and also can not control splint and continue to press from both sides tightly the display screen, effectually avoided appearing pressing from both sides tightly to lead to the display screen to damage or press from both sides to the pine when leading to the display screen test, the display screen takes place the shake, cause the test effect not good.

(2) This multifunctional liquid crystal display testing arrangement, the ratchet that sets up through the recess inboard in rocker right side and the pawl that the threaded rod outside set up realize after the test, only need direct reversal rocker can control splint and remove the fixed to the display screen, convenient to use, the effectual practicality that improves the device.

Drawings

FIG. 1 is a schematic sectional front view of the present invention;

FIG. 2 is an enlarged schematic view of A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of B in FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of C in fig. 3 according to the present invention;

FIG. 5 is a schematic view of the structure of the inner latch of the groove on the right side of the rocker arm of the present invention;

FIG. 6 is a schematic view of the structure of the inner side ratchet of the groove on the right side of the rocker arm and the outer side pawl of the threaded rod of the present invention;

FIG. 7 is a schematic top view of the clamping plate and the placing plate of the present invention;

FIG. 8 is a schematic view of the top sliding groove structure of the workbench of the present invention;

fig. 9 is a schematic view of the structure of the slide groove on the splint of the present invention.

In the figure: 1. a work table; 2. a clamping assembly; 21. a rocker; 22. a threaded rod; 23. a splint; 24. placing the plate; 25. an auxiliary plate A; 26. an auxiliary plate B; 3. a driven assembly; 31. pressing a plate; 32. a push rod; 33. a strut; 34. a top rod; 4. a limiting component; 41. a transverse plate; 42. a connecting rod; 43. pushing the plate; 44. a slider; 45. a connecting rod; 46. a clamping rod; 47. fixing the rod; 5. and (6) testing the device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a technical solution: a multifunctional liquid crystal display testing device comprises a workbench 1 and a clamping assembly 2 arranged in the workbench 1, wherein a testing device 5 is arranged at the top of the workbench 1, a chute for a clamping plate 23 to move left and right is formed in the top of the workbench 1, the clamping assembly 2 comprises a rocker 21, the rocker 21 penetrates through the left side of the workbench 1 and is rotatably connected with the workbench 1, a groove is formed in the right side of the rocker 21, a threaded rod 22 is rotatably installed in the inner side of the groove in the right side of the rocker 21, the right side of the threaded rod 22 is rotatably installed on the inner wall of the workbench 1, the threaded rod 22 is in threaded connection with the clamping plate 23, the clamping plate 23 penetrates through the workbench 1 and is in sliding connection with the workbench 1, a driven assembly 3 is arranged inside the clamping plate 23, a limiting assembly 4 is arranged inside the workbench 1, a chute for a transverse plate 41 to slide up and down is formed in the clamping plate 23, a placing plate 24 is fixed at one end, close to the center of the clamping plate 23, of the workbench 1, place the top of board 24 and set up flutedly, the inboard of placing board 24 top recess is fixed with spring plectrum A's one end, spring plectrum A's the other end is fixed with accessory plate A25, splint 23 is close to the one side of placing board 24 and sets up flutedly, the inboard of splint 23 recess is fixed with spring plectrum B's one end, spring plectrum B's the other end is fixed with accessory plate B26, accessory plate A25 and accessory plate B26 all set up to the arc form and are the rubber material, the effectual display screen of avoiding damaging, it can block to guarantee the display screen, and can play supplementary stable effect to the display screen simultaneously. The clamping plates 23, the placing plate 24, the spring plectrum A, the auxiliary plate A25, the spring plectrum B and the auxiliary plate B26 are provided with two groups of clamping plates 23, the placing plate 24, the spring plectrum A, the auxiliary plate A25, the spring plectrum B and the auxiliary plate B26 which are symmetrically arranged by taking the center line of the workbench 1 as a symmetry axis, two opposite threads are arranged on the threaded rod 22, and when the threaded rod 22 rotates, the two groups of clamping plates 23 can move oppositely or oppositely.

In this embodiment, the driven assembly 3 includes a pressing plate 31, one side of the pressing plate 31 away from the center of the working table 1 is fixed to one end of a push rod 32, the other end of the push rod 32 is fixed to one end of a spring a, the other end of the spring a is fixed to the inner wall of the clamping plate 23, the bottom of the push rod 32 is hinged to one end of a supporting rod 33, the other end of the supporting rod 33 is hinged to the top of a push rod 34, and the push rod 34 is slidably mounted on the inner wall of the clamping plate 23.

In this embodiment, the limiting component 4 includes a transverse plate 41, the transverse plate 41 is slidably mounted on the inner wall of the workbench 1, the transverse plate 41 penetrates through the clamping plate 23 and is slidably connected with the clamping plate 23, the top of the transverse plate 41 is fixed to one end of the spring B, the other end of the spring B is fixed to the inner wall of the workbench 1, the top of the transverse plate 41 is hinged to one end of the connecting rod 42, the other end of the connecting rod 42 is hinged to the pushing plate 43, the pushing plate 43 is slidably mounted on the inner wall of the workbench 1, the pushing plate 43 is penetrated through by the threaded rod 22 and is rotatably connected with the threaded rod 22, the sliding block 44 is slidably mounted on the threaded rod 22, the sliding block 44 is hinged to one end of the connecting rod 45, the other end of the connecting rod 45 is hinged to the clamping rod 46, one end of the clamping rod 46 close to the threaded rod 22 is penetrated by the fixing rod 47 and is slidably connected with the fixing rod 47, the fixing rod 47 is fixed to the threaded rod 22, the clamping rod 46 is fixed to one end of the spring C, and the other end of the spring C is fixed to the threaded rod 22.

The inboard of rocker 21 right side recess is provided with the latch, when the latch of bayonet 46 card inboard of rocker 21 right side recess, clockwise rotation rocker 21 also can drive threaded rod 22 and rotate together, the inboard of rocker 21 right side recess is provided with the ratchet, the outside of threaded rod 22 is provided with the pawl, when the latch of bayonet 46 follow rocker 21 right side recess inboard withdraws from, clockwise rotation rocker 21 can not drive threaded rod 22 and rotate together, when anticlockwise rotation rocker 21, the ratchet of rocker 21 right side recess inboard is blocked by the pawl in the threaded rod 22 outside, realize that rocker 21 can drive threaded rod 22 anticlockwise rotation together.

During the during operation (or use), when testing the display screen, insert the display screen from the recess of placing board 24 top, accessory plate A25 can play supplementary stable effect to the display screen, and clockwise rotation rocker 21, the card pole 46 is for the card state in the latch of going into rocker 21 right side recess inboard this moment, and rocker 21 drives threaded rod 22 clockwise rotation together, and two sets of splint 23 do the opposite movement and press from both sides tightly the display screen.

When the pressing plate 31 contacts with the display screen, the pressing plate 31 is supported by the display screen to move towards one end far away from the display screen, the pressing plate 31 drives the push rod 32 to move together, the push rod 32 pushes the ejector rod 34 to move downwards through the supporting rod 33, the ejector rod 34 supports against the transverse plate 41 to push the transverse plate 41 to move downwards, the transverse plate 41 pulls the push plate 43 to move rightwards through the connecting rod 42, the push plate 43 does not support against the sliding block 44 rightwards any more, under the action of the spring C, the clamping rod 46 moves downwards, the clamping rod 46 exits from the clamping teeth in the inner side of the groove on the right side of the rocker 21, when the rocker 21 is continuously rotated clockwise, the threaded rod 22 cannot continuously rotate clockwise, and at the moment, the display screen is just clamped.

And starting the testing device 5 to test the display screen. After the test, anticlockwise rotation rocker 21, the ratchet of rocker 21 right side recess inboard was blocked by the pawl in the threaded rod 22 outside this moment, realizes that rocker 21 can drive threaded rod 22 anticlockwise rotation together, and two sets of splint 23 are back-to-back motion, realizes relieving fixed state to the display screen, and then can easily take off the display screen that the test was ended.

The clamp plate 31 is no longer supported by the display screen, the clamp plate 31 drives the push rod 32 to reset under the effect of the spring A, the push rod 32 drives the ejector rod 34 to move upwards through the supporting rod 33 to reset, the ejector rod 34 is no longer supported by the transverse plate 41, under the effect of the spring B, the transverse plate 41 moves upwards to reset, the transverse plate 41 pushes the push plate 43 to reset towards one end close to the rocker 21 through the connecting rod 42, the push plate 43 pushes the sliding block 44 to reset, the sliding block 44 pushes the clamping rod 46 to reset in the clamping teeth at the inner side of the groove at the right side of the rocker 21 through the connecting rod 45, and then the whole device resets to wait for the next work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional liquid crystal display testing arrangement, includes workstation (1) and clamping component (2) of setting in workstation (1), the top of workstation (1) is provided with testing arrangement (5), its characterized in that: clamping component (2) include rocker (21), rocker (21) run through the left side of workstation (1) and rotate with workstation (1) and be connected, the right side of rocker (21) is seted up flutedly, threaded rod (22) are installed in the inboard rotation of rocker (21) right side recess, the right side of threaded rod (22) is rotated and is installed on the inner wall of workstation (1), threaded rod (22) and splint (23) threaded connection, splint (23) run through workstation (1) and with workstation (1) sliding connection, the inside of splint (23) is provided with driven subassembly (3), the inside of workstation (1) is provided with spacing subassembly (4).

2. The multifunctional liquid crystal display testing device of claim 1, wherein: the clamping assembly (2) further comprises a placing plate (24), the placing plate (24) is fixed to one end, close to the center of the workbench (1), of the clamping plate (23), a groove is formed in the top of the placing plate (24), the inner side of the groove in the top of the placing plate (24) is fixed to one end of the spring shifting piece A, the other end of the spring shifting piece A is fixed to the auxiliary plate A (25), a groove is formed in one side, close to the placing plate (24), of the clamping plate (23), the inner side of the groove of the clamping plate (23) is fixed to one end of the spring shifting piece B, and the other end of the spring shifting piece B is fixed to the auxiliary plate B (26).

3. The multifunctional liquid crystal display testing device of claim 2, wherein: the clamping plates (23), the placing plate (24), the spring shifting piece A, the auxiliary plate A (25), the spring shifting piece B and the auxiliary plate B (26) are provided with two groups of clamping plates (23), the placing plate (24), the spring shifting piece A, the auxiliary plate A (25), the spring shifting piece B and the auxiliary plate B (26) which are symmetrically arranged by taking the central line of the workbench (1) as a symmetry axis, and two opposite threads are arranged on the threaded rod (22).

4. The multifunctional liquid crystal display testing device of claim 1, wherein: driven subassembly (3) are including clamp plate (31), one side that workstation (1) center was kept away from in clamp plate (31) is fixed with the one end of push rod (32), the other end of push rod (32) is fixed with spring A's one end, spring A's the other end is fixed on the inner wall of splint (23), the bottom of push rod (32) is articulated with the one end of branch (33), the other end of branch (33) is articulated with the top of ejector pin (34), ejector pin (34) slidable mounting is on the inner wall of splint (23).

5. The multifunctional liquid crystal display testing device of claim 1, wherein: spacing subassembly (4) include diaphragm (41), diaphragm (41) slidable mounting is on the inner wall of workstation (1), diaphragm (41) run through splint (23) and with splint (23) sliding connection, the top of diaphragm (41) is fixed with spring B's one end, spring B's the other end is fixed on the inner wall of workstation (1), the top of diaphragm (41) is articulated with the one end of connecting rod (42), the other end and push pedal (43) of connecting rod (42) are articulated, push pedal (43) slidable mounting is on the inner wall of workstation (1).

6. The multifunctional liquid crystal display testing device of claim 5, wherein: push pedal (43) are run through by threaded rod (22) and rotate with threaded rod (22) and are connected, slidable mounting has slider (44) on threaded rod (22), slider (44) are articulated with the one end of connecting rod (45), the other end and kelly (46) of connecting rod (45) are articulated, kelly (46) are close to the one end of threaded rod (22) and run through and with dead lever (47) sliding connection by dead lever (47), dead lever (47) are fixed with threaded rod (22), kelly (46) are fixed with spring C's one end, spring C's the other end is fixed on threaded rod (22).

7. The multifunctional liquid crystal display testing device of claim 1, wherein: the inside of the groove on the right side of the rocker (21) is provided with a latch, the inside of the groove on the right side of the rocker (21) is provided with a ratchet wheel, and the outside of the threaded rod (22) is provided with a pawl.