CN213023835U

CN213023835U - Test fixture is used in liquid crystal display production

Info

Publication number: CN213023835U
Application number: CN202022511850.1U
Authority: CN
Inventors: 吴锦龙
Original assignee: Shenzhen Shengteng Photoelectric Co ltd
Current assignee: Shenzhen Shengteng Photoelectric Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-04-20
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a test fixture is used in liquid crystal display production, including the test fixture body, the inside of test fixture body is provided with the stripper plate, square inserting groove has been seted up to the bottom of stripper plate, the fixed slot has been seted up to the front side of square inserting groove inner wall, and the rear side of square inserting groove inner wall is opened and is equipped with circular recess, and the inside fixed mounting of circular recess has a fixed establishment, and the inside of square inserting groove is pegged graft and is had square grafting piece. The utility model discloses a, through the cooperation that sets up test fixture body, stripper plate, square inserting groove, fixed slot, circular recess, fixed establishment, screw thread through-hole, threaded rod, extrusion piece, twist grip, square inserting piece, cavity, latch mechanism, circular dog, fixed block, extrusion spring, block rubber, spacing groove, stopper and articulated seat use, solved current inhomogeneous problem of atress, this test fixture is used in liquid crystal display production, possesses the more even advantage of atress.

Description

Test fixture is used in liquid crystal display production

Technical Field

The utility model belongs to the technical field of liquid crystal display, especially, relate to a test fixture is used in liquid crystal display production.

Background

The liquid crystal display is an active matrix liquid crystal display driven by Thin Film Transistor (TFT), and mainly uses current to stimulate liquid crystal molecules to generate points, lines and planes to match with a back lamp tube to form a picture, and IPS, TFT and SLCD all belong to the subclass of LCD.

Present test fixture is used in liquid crystal display production, in order to satisfy the market demand, generally all use these aspects to optimize toward how better test and how more person of facilitating the use, often whether can the atress more even neglected, present test fixture is used in liquid crystal display production has, the effect of test is better and more person of facilitating the use uses these beneficial parts, but has certain restriction, when normal use, often extruded power is very inhomogeneous, just so cause test effect poor very easily, the problem that prior art exists is: the stress is not uniform.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a test fixture is used in liquid crystal display production possesses the more even advantage of atress, has solved the inhomogeneous problem of current atress.

The utility model discloses a realize like this, a test fixture is used in liquid crystal display production, including the test fixture body, the inside of test fixture body is provided with the stripper plate, square inserting groove has been seted up to the bottom of stripper plate, the fixed slot has been seted up to the front side of square inserting groove inner wall, circular recess has been seted up to the rear side of square inserting groove inner wall, the inside fixed mounting of circular recess has fixed establishment, the inside of square inserting groove is pegged graft and is had square grafting piece, the cavity has been seted up to the inside of square grafting piece, the inside fixed mounting of cavity has latch mechanism, the bottom fixed mounting of square grafting piece has the rubber piece.

As the utility model discloses it is preferred, fixed establishment includes the screw thread through-hole, the rear side at the stripper plate is seted up to the screw thread through-hole, the inside threaded connection of screw thread through-hole has the threaded rod, the front side of threaded rod runs through the screw thread through-hole and extends to the inside of circular recess, the front side rotation of threaded rod is connected with the extrusion piece, the rear side of threaded rod runs through the screw thread through-hole and extends to the rear side of stripper plate, the rear side fixed mounting of threaded rod has twist grip.

As the utility model discloses it is preferred, the latch mechanism includes circular dog, the surface of circular dog and the inside sliding connection of cavity, the front side fixed mounting of circular dog has the fixed block, the front side of fixed block runs through the cavity and extends to the front side of square grafting piece, the front side of fixed block is pegged graft with the inside of fixed slot, the surface cover of fixed block is equipped with the extrusion spring, the front side of extrusion spring and the front side fixed connection of cavity inner wall, the rear side of extrusion spring and the front side fixed connection of circular dog.

As the utility model discloses it is preferred, the spacing groove has all been seted up to the left and right sides of cavity inner wall, the equal fixed mounting in the left and right sides of circular dog has the stopper, and the one end that two stoppers deviate from mutually all with the inside sliding connection of spacing groove.

As the utility model discloses it is preferred, the rear side fixed mounting of stripper plate has articulated seat, the rear side of articulated seat is connected with the front side rotation of threaded rod.

As the utility model discloses preferred, the quantity of block rubber is a plurality of, and evenly distributed installs in the bottom of stripper plate.

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

1. the utility model discloses a set up test fixture body, stripper plate, square inserting groove, fixed slot, circular recess, fixed establishment, screw thread through-hole, threaded rod, extrusion piece, twist grip, square inserting piece, cavity, latch mechanism, circular dog, fixed block, extrusion spring, rubber block, spacing groove, stopper and the cooperation of articulated seat and use, solved current inhomogeneous problem of atress, this test fixture is used in liquid crystal display production, possesses the more even advantage of atress.

2. The utility model discloses a manpower rotary handle realizes whole fixed establishment's power supply, and because of power can be transmitted, it is rotatory to drive the threaded rod in rotary handle, just so can realize promoting the extrusion piece through the screw thread through-hole and remove to realize that the cooperation of extrusion piece and square grafting piece is used, make the effect of installation location better.

3. The utility model discloses a fixed block atress realizes the power supply of whole latch mechanism, because of power can transmit, drive circular dog and remove in the fixed block atress, just so can realize giving the power of deformation of extrusion spring, thereby impel the inside of cavity with the fixed block, just so can realize the grafting of square grafting piece and square inserting groove, after the completion of pegging graft, because of the power effect is mutual, the extrusion spring also gives a same reaction force of fixed block, realize the grafting of fixed block and fixed slot, make fixed effect better.

4. The utility model discloses a set up the spacing groove, just so can realize with the stopper sliding connection of the fixed mounting of circular dog left and right sides, the position of the circular dog of restriction that not only can be fine like this also enables the movement track of circular dog more stable simultaneously.

5. The utility model discloses a set up articulated seat, just so can realize when not influencing threaded rod normal rotation, give the power of a fine restriction of threaded rod.

6. The utility model discloses a quantity of block rubber is a plurality of, just so can realize that the atress is more even.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a bottom perspective view of the extrusion plate provided in the embodiment of the present invention;

fig. 3 is a schematic view of a square insertion groove provided in an embodiment of the present invention;

FIG. 4 is a perspective view of the rubber block and the square plug block provided by the embodiment of the present invention;

fig. 5 is a sectional view of the inside of the compression plate according to the embodiment of the present invention.

In the figure: 1. a test fixture body; 2. a pressing plate; 3. a square insertion groove; 4. fixing grooves; 5. a circular groove; 6. a fixing mechanism; 601. a threaded through hole; 602. a threaded rod; 603. extruding the block; 604. rotating the handle; 7. a square plug-in block; 8. a cavity; 9. a clamping mechanism; 901. a circular stopper; 902. a fixed block; 903. a compression spring; 10. a rubber block; 11. a limiting groove; 12. a limiting block; 13. a hinged seat.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the embodiment of the utility model provides a test fixture is used in liquid crystal display production, including test fixture body 1, test fixture body 1's inside is provided with stripper plate 2, square inserting groove 3 has been seted up to stripper plate 2's bottom, fixed slot 4 has been seted up to the front side of 3 inner walls of square inserting groove, circular recess 5 has been seted up to the rear side of 3 inner walls of square inserting groove, the inside fixed mounting of circular recess 5 has fixing mechanism 6, the inside of square inserting groove 3 is pegged graft and has square grafting piece 7, cavity 8 has been seted up to the inside of square grafting piece 7, the inside fixed mounting of cavity 8 has latch mechanism 9, the bottom fixed mounting of square grafting piece 7 has rubber block 10.

Referring to fig. 5, the fixing mechanism 6 includes a threaded through hole 601, the threaded through hole 601 is opened at the rear side of the compression plate 2, a threaded rod 602 is connected to the internal thread of the threaded through hole 601, the front side of the threaded rod 602 penetrates through the threaded through hole 601 and extends to the inside of the circular groove 5, a compression block 603 is rotatably connected to the front side of the threaded rod 602, the rear side of the threaded rod 602 penetrates through the threaded through hole 601 and extends to the rear side of the compression plate 2, and a rotating handle 604 is fixedly mounted at the rear side of the threaded rod 602.

Adopt above-mentioned scheme: the power source of the whole fixing mechanism 6 is realized by rotating the rotating handle 604 through manpower, and the force can be transmitted, the threaded rod 602 is driven to rotate while the rotating handle 604 is rotated, so that the extrusion block 603 can be pushed to move through the threaded through hole 601, and the extrusion block 603 and the square insertion block 7 are matched for use, so that the installation and positioning effects are better.

Referring to fig. 5, the clamping mechanism 9 includes a circular stopper 901, the outer surface of the circular stopper 901 is slidably connected with the inside of the cavity 8, a fixing block 902 is fixedly mounted on the front side of the circular stopper 901, the front side of the fixing block 902 penetrates through the cavity 8 and extends to the front side of the square insertion block 7, the front side of the fixing block 902 is inserted into the inside of the fixing groove 4, an extrusion spring 903 is sleeved on the outer surface of the fixing block 902, the front side of the extrusion spring 903 is fixedly connected with the front side of the inner wall of the cavity 8, and the rear side of the extrusion spring 903 is fixedly connected with the front side of the circular stopper 901.

Adopt above-mentioned scheme: realize whole clamping mechanism 9's power supply through fixed block 902 atress, because of can transmitting of power, drive circular dog 901 and remove in the atress of fixed block 902, just so can realize giving the power of deformation of extrusion spring 903, thereby impel cavity 8's inside with fixed block 902, just so can realize the grafting of square grafting piece 7 and square inserting groove 3, after the completion of pegging graft, because of the power effect is mutual, extrusion spring 903 also gives a same reaction force of fixed block 902, realize the grafting of fixed block 902 and fixed slot 4, make fixed effect better.

Referring to fig. 5, the left and right sides of the inner wall of the cavity 8 are both provided with a limiting groove 11, the left and right sides of the circular stopper 901 are both fixedly provided with limiting blocks 12, and one ends of the two limiting blocks 12 which deviate from each other are both connected with the inner part of the limiting groove 11 in a sliding manner.

Adopt above-mentioned scheme: through setting up spacing groove 11, just so can realize with the stopper 12 sliding connection of the fixed mounting of the circular dog 901 left and right sides, the position of restriction circular dog 901 that so not only can be fine also enables the motion trail of circular dog 901 more stable simultaneously.

Referring to fig. 5, a hinge base 13 is fixedly installed at the rear side of the compression plate 2, and the rear side of the hinge base 13 is rotatably connected to the front side of the threaded rod 602.

Adopt above-mentioned scheme: by providing the hinged seat 13, it is possible to impart a very limited force to the threaded rod 602 without affecting the normal rotation of the threaded rod 602.

Referring to fig. 2, the rubber blocks 10 are provided in a plurality and are uniformly distributed at the bottom of the compression plate 2.

Adopt above-mentioned scheme: by the number of the rubber blocks 10 being plural, more uniform stress can be realized.

The utility model discloses a theory of operation:

when the clamping mechanism is used, firstly, the power source of the whole clamping mechanism 9 is realized through the stress of the fixing block 902, the force can be transmitted, the circular stop block 901 is driven to move while the fixing block 902 is stressed, so that the force for deforming the extrusion spring 903 can be realized, the fixing block 902 is pushed into the cavity 8, the splicing of the square splicing block 7 and the square splicing groove 3 can be realized, after the splicing is finished, the force is mutually acted due to the stress, the extrusion spring 903 also gives the same reaction force to the fixing block 902, the splicing of the fixing block 902 and the fixing groove 4 is realized, meanwhile, the sliding connection with the fixedly installed limit blocks 12 at the left side and the right side of the circular stop block 901 can be realized by arranging the limit groove 11, the position of the circular stop block 901 can be well limited, and the motion track of the circular stop block 901 can be more stable, realize preliminary location, secondly realize the power supply of whole fixed establishment 6 through manpower rotation twist grip 604, because of power can be transmitted, it is rotatory to drive threaded rod 602 in rotation twist grip 604, just so can realize promoting extrusion piece 603 through screw through hole 601 and remove, thereby realize extrusion piece 603 and square plug 7's cooperation and use, simultaneously through setting up articulated seat 13, just so can realize when not influencing threaded rod 602 normal rotation, give the power of a fine restriction of threaded rod 602, realize further location, the quantity through block rubber 10 is a plurality ofly at last, just so can realize that the atress is more even.

In summary, the following steps: this test fixture is used in liquid crystal display production, through setting up test fixture body 1, stripper plate 2, square inserting groove 3, fixed slot 4, circular recess 5, fixed establishment 6, screw through-hole 601, threaded rod 602, extrusion piece 603, twist grip 604, square inserting piece 7, cavity 8, latch mechanism 9, circular dog 901, fixed block 902, extrusion spring 903, block rubber 10, spacing groove 11, stopper 12 and articulated seat 13's cooperation use, the inhomogeneous problem of current atress has been solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 test fixture is used in liquid crystal display production, includes test fixture body (1), its characterized in that: the inside of test fixture body (1) is provided with stripper plate (2), square inserting groove (3) have been seted up to the bottom of stripper plate (2), fixed slot (4) have been seted up to the front side of square inserting groove (3) inner wall, circular recess (5) have been seted up to the rear side of square inserting groove (3) inner wall, the inside fixed mounting of circular recess (5) has fixed establishment (6), the inside grafting of square inserting groove (3) has square grafting piece (7), cavity (8) have been seted up to the inside of square grafting piece (7), the inside fixed mounting of cavity (8) has joint mechanism (9), the bottom fixed mounting of square grafting piece (7) has rubber block (10).

2. The testing fixture for producing the liquid crystal display screen according to claim 1, wherein: fixed establishment (6) are including screw through hole (601), the rear side in stripper plate (2) is seted up in screw through hole (601), the internal thread of screw through hole (601) is connected with threaded rod (602), the front side of threaded rod (602) runs through screw through hole (601) and extends to the inside of circular recess (5), the front side rotation of threaded rod (602) is connected with extrusion piece (603), the rear side of threaded rod (602) runs through screw through hole (601) and extends to the rear side of stripper plate (2), the rear side fixed mounting of threaded rod (602) has twist grip (604).

3. The testing fixture for producing the liquid crystal display screen according to claim 1, wherein: clamping mechanism (9) include circular dog (901), the inside sliding connection of the surface of circular dog (901) and cavity (8), the front side fixed mounting of circular dog (901) has fixed block (902), the front side of fixed block (902) runs through cavity (8) and extends to the front side of square grafting piece (7), the front side of fixed block (902) is pegged graft with the inside of fixed slot (4), the surface cover of fixed block (902) is equipped with extrusion spring (903), the front side of extrusion spring (903) and the front side fixed connection of cavity (8) inner wall, the rear side of extrusion spring (903) and the front side fixed connection of circular dog (901).

4. The testing fixture for producing the liquid crystal display screen according to claim 3, wherein: spacing groove (11) have all been seted up to the left and right sides of cavity (8) inner wall, the equal fixed mounting in the left and right sides of circular dog (901) has stopper (12), and the one end that two stoppers (12) deviate from mutually all with the inside sliding connection of spacing groove (11).

5. The testing fixture for producing the liquid crystal display screen according to claim 2, wherein: the rear side fixed mounting of stripper plate (2) has articulated seat (13), the rear side of articulated seat (13) is connected with the front side rotation of threaded rod (602).

6. The testing fixture for producing the liquid crystal display screen according to claim 1, wherein: the rubber blocks (10) are arranged at the bottom of the extrusion plate (2) in an evenly distributed manner.