CN212947594U

CN212947594U - Liquid crystal module positioning and pressing jig

Info

Publication number: CN212947594U
Application number: CN202021615913.1U
Authority: CN
Inventors: 李特
Original assignee: Weihai Dongshan Precision Photoelectric Technology Co ltd
Current assignee: Weihai Dongshan Precision Photoelectric Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-13
Anticipated expiration: 2030-08-06

Abstract

The utility model provides a liquid crystal module positioning and pressing jig, which comprises a bottom plate, wherein a fixed plate is arranged above the bottom plate, a first positioning block is fixedly arranged at the upper part of the fixed plate, a second positioning block is fixedly arranged at the lower part of the fixed plate, and an adjustable elastic clamping structure is also arranged at the lower part of the fixed plate; the left end and the right end of the bottom plate are symmetrically provided with a mobile positioning device. The mobile positioning device is provided with a limiting block, and the limiting block is provided with a plastic middle frame positioning surface and a liquid crystal screen positioning surface and is used for positioning the plastic middle frame and the OC liquid crystal screen. This liquid crystal module location pressfitting tool has solved the difficult technical problem that sets up placed in the middle of OC LCD screen in assembling process, but wide application in liquid crystal module structure technical field.

Description

Liquid crystal module positioning and pressing jig

Technical Field

The utility model relates to a liquid crystal module technical field, in particular to liquid crystal module location press fitting jig.

Background

The existing frameless liquid crystal module ensures that the OC liquid crystal screen and the plastic middle frame have the same size as much as possible during design so as to be easier to align during attachment. However, the OC liquid crystal display is sometimes compatible with a plurality of types of OC liquid crystal displays, and the OC liquid crystal display is shorter than the plastic middle frame and shrinks inwards.

According to the existing assembly pressing scheme, when the sizes of the OC liquid crystal display and the plastic middle frame are consistent and no section difference exists on the side edge, the assembly effect is good; when OC LCD screen is little than the plastic center size, there is the segment difference in both sides, and the pressfitting tool can only be given the plastic center location during the assembly, and can't give the OC LCD screen location, can't guarantee that the OC LCD screen is placed in the middle, the inclined to one side condition of OC LCD screen dress can appear.

Disclosure of Invention

The utility model aims at solving the above technical deficiencies, provide a simple structure, easy operation, effectual liquid crystal module location pressfitting tool of location pressfitting.

Therefore, the utility model provides a liquid crystal module positioning and pressing jig, which comprises a bottom plate, wherein a fixed plate is arranged above the bottom plate, a first positioning block is fixedly arranged at the upper part of the fixed plate, a second positioning block is fixedly arranged at the lower part of the fixed plate, and an adjustable elastic clamping structure is also arranged at the lower part of the fixed plate; the left end and the right end of the bottom plate are symmetrically provided with a mobile positioning device.

Preferably, the movable positioning device comprises a clamp fixing seat, the clamp fixing seat is fixedly connected with the bottom plate, a clamp is arranged on the clamp fixing seat, the clamp comprises a pressing handle and a pull rod, the pressing handle is hinged to the pull rod, a guide shaft connecting block is arranged on the pull rod in a connecting mode, a guide shaft is arranged on the guide shaft connecting block in a connecting mode, and a limiting block is arranged on the guide shaft in a connecting mode.

Preferably, the limiting block is provided with a plastic middle frame positioning surface and a liquid crystal screen positioning surface, the plastic middle frame positioning surface is arranged on the outer side of the liquid crystal screen positioning surface, and a convex block is arranged at the joint of the plastic middle frame positioning surface and the liquid crystal screen positioning surface.

Preferably, the bottom plate is further fixedly provided with a supporting block, the supporting block is provided with a through hole, and the guide shaft is arranged in the through hole.

Preferably, the adjustable elastic clamping structure comprises a fixed block, the fixed block is provided with an adjusting hole, the fixed block is fixedly connected with the fixed plate through the adjusting hole by a screw, the fixed block is provided with a shaft hole, a fixed shaft is arranged in the shaft hole, the fixed shaft is connected with a clamping block, the outer circumference of the fixed shaft is further sleeved with a spring, one end of the spring is connected with the fixed block, and the other end of the spring is connected with the clamping block.

The utility model provides a liquid crystal module location pressing fixture has following beneficial effect:

the utility model discloses both ends symmetry is equipped with the mobile positioning device about the bottom plate, and the mobile positioning device is equipped with the clamp, and clamp is equipped with the guiding axle connecting block including pressing handle and pull rod, pull rod connection, and the guiding axle connecting block is connected and is equipped with the guiding axle, and the guiding axle is connected and is equipped with the stopper. The limiting block is provided with a plastic middle frame positioning surface and a liquid crystal screen positioning surface, and a convex block is arranged at the joint of the plastic middle frame positioning surface and the liquid crystal screen positioning surface.

During assembly, the plastic center locating surfaces at the two ends of the bottom plate clamp the plastic center tightly, the plastic center is fixed in location, the OC liquid crystal screen is located in the middle by the convex block and the liquid crystal screen locating surface, the limiting block is withdrawn from the plastic center and is fixed with the OC liquid crystal screen in a pressing mode, and the technical problem that the OC liquid crystal screen is attached to the frame-free liquid crystal module and not in the middle is effectively solved.

The utility model discloses simple structure, the processing ease has reduced the probability of the garrulous screen of OC LCD screen, has improved production efficiency and pressfitting respond well greatly, has effectively promoted the holistic aesthetic property of LCD module.

Drawings

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

fig. 2 is a schematic structural diagram of a top view of the present invention;

fig. 3 is a schematic structural diagram of a perspective view of the present invention;

fig. 4 is an effect schematic diagram of the assembly of the present invention.

The labels in the figure are: 1. the liquid crystal display panel comprises a base plate, 2 parts of a fixing plate, 3 parts of a first positioning block, 4 parts of a second positioning block, 5 parts of a clamp fixing seat, 6 parts of a clamp, 7 parts of a pressing handle, 8 parts of a pull rod, 9 parts of a guide shaft connecting block, 10 parts of a guide shaft, 11 parts of a limiting block, 12 parts of a supporting block, 13 parts of a plastic middle frame positioning surface, 14 parts of a liquid crystal display screen positioning surface, 15 parts of a convex block, 16 parts of a fixing block, 17 parts of an adjusting hole, 18 parts of a shaft hole, 19 parts of a fixing shaft, 20 parts of a clamping block, 21 parts of a spring, 22 parts of a.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments to assist understanding of the invention. The method used in the utility model is a conventional method if no special regulation is provided; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.

Shown by fig. 1-4, the utility model provides a liquid crystal module location pressfitting tool, it includes bottom plate 1, and bottom plate 1's top is equipped with fixed plate 2, and the upper portion of fixed plate 2 has set firmly first locating piece 3, and the lower part of fixed plate 2 has set firmly second locating piece 4, and the lower part of fixed plate 2 still is equipped with adjustable elastic clamping structure, and bottom plate 1's left and right sides both ends symmetry is equipped with mobile positioning device for the tight plastic center 22 of location clamp makes OC LCD screen 23 set between two parties setting.

The movable positioning device comprises a clamp fixing seat 5, the clamp fixing seat 5 is fixedly connected with the bottom plate 1, a clamp 6 is arranged on the clamp fixing seat 5, the clamp 6 comprises a pressing handle 7 and a pull rod 8, one end of the pressing handle 7 is hinged with a shell of the clamp 6, the other end of the pressing handle 7 is hinged with the pull rod 8, the pull rod 8 is connected with a guide shaft connecting block 9, the guide shaft connecting block 9 is connected with a guide shaft 10, and the guide shaft 10 is connected with a limiting block 11; the bottom plate 1 is further fixedly provided with a supporting block 12, the supporting block 12 is provided with a through hole, and the guide shaft 10 is arranged in the through hole and can move left and right in the through hole. When the pressing handle 7 is opened or pressed down, the limiting block 11 can translate left and right to position the plastic middle frame 22 and the OC liquid crystal screen 23.

The limiting block 11 is provided with a plastic middle frame positioning surface 13 and a liquid crystal screen positioning surface 14, the plastic middle frame positioning surface 13 and the liquid crystal screen positioning surface 14 are vertically arranged, the plastic middle frame positioning surface 13 is arranged on the outer side of the lower portion of the liquid crystal screen positioning surface 14, and the vertical distance between the plastic middle frame positioning surface 13 and the liquid crystal screen positioning surface 14 is consistent with the side edge section difference of a plastic middle frame 22 to be installed and an OC liquid crystal screen 23. The joint of the plastic middle frame positioning surface 13 and the liquid crystal screen positioning surface 14 is also provided with a convex block 15, and the extending direction of the convex block 15 is vertical to the plastic middle frame positioning surface 13. During installation, the lug 15 is used for bearing the OC LCD screen 23, and the plastic center locating surface 13 is fixed in position the side of the plastic center 22, and the LCD screen locating surface 14 is used for locating the side of the OC LCD screen 23, so that the OC LCD screen 23 is arranged in the middle.

The adjustable elastic clamping structure comprises a fixed block 16, the fixed block 16 is provided with an adjusting hole 17, and the fixed block 16 is fixedly connected with the fixed plate 2 through the adjusting hole 17 by using a screw. The fixed block 16 is provided with a shaft hole 18, a fixed shaft 19 is arranged in the shaft hole 18, the fixed shaft 19 is connected with a clamping block 20, a spring 21 is further sleeved on the outer circumference of the fixed shaft 19, one end of the spring 21 is connected with the fixed block 16, and the other end of the spring 21 is connected with the clamping block 20. Under the extension or compression of the spring 21, the fixed shaft 19 carries the clamping block 20 to move back and forth along the shaft hole 18 for clamping the plastic middle frame 22.

The utility model discloses a working process does:

at first under the state of 7 opening at the pressure of clamp 6, put into between first locating piece 3 and second locating piece 4 with the LCD module of not installing OC LCD screen 23, open the pressure of the bottom plate 1 left and right sides 7, make stopper 11 draw close to the centre, when the equal butt plastic center 22 side of plastic center locating surface 13 at bottom plate 1 left and right sides both ends, the plastic center 22 location finishes, the adjustable elasticity of adjustment presss from both sides tight structure, make the downside of clamp splice 20 butt plastic center 22, it is fixed with plastic center 22. Then, the OC liquid crystal screen 23 is placed on the bump 15 of the limiting block 11, so that the liquid crystal screen positioning surfaces 14 at the left and right ends of the bottom plate 1 are abutted against the left and right sides of the OC liquid crystal screen 23, the top side of the OC liquid crystal screen 23 is pressed, and the OC liquid crystal screen 23 is fixedly connected with the plastic middle frame 22 under the action of the double-faced foam cotton rubber. Pressing down the handle 7, making stopper 11 remove to the both ends of bottom plate 1, the whole upper surface to plastic center 22 that falls of OC LCD screen 23, owing to the effect of two-sided bubble celloidin, stopper 11 withdraws the back, and OC LCD screen 23 can not the off tracking, and stopper 11 withdraws completely and then completely presses OC LCD screen 23 and plastic center 22 together, and the assembly is accomplished.

In the description of the present invention, it should be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. A liquid crystal module positioning and pressing jig comprises a bottom plate, wherein a fixing plate is arranged above the bottom plate, and the liquid crystal module positioning and pressing jig is characterized in that a first positioning block is fixedly arranged at the upper part of the fixing plate, a second positioning block is fixedly arranged at the lower part of the fixing plate, and an adjustable elastic clamping structure is further arranged at the lower part of the fixing plate; and the left end and the right end of the bottom plate are symmetrically provided with a mobile positioning device.

2. The liquid crystal module positioning and pressing jig according to claim 1, wherein the movable positioning device comprises a clamp fixing seat, the clamp fixing seat is fixedly connected with the bottom plate, a clamp is arranged on the clamp fixing seat, the clamp comprises a pressing handle and a pull rod, the pressing handle is hinged to the pull rod, the pull rod is connected with a guide shaft connecting block, the guide shaft connecting block is connected with a guide shaft, and the guide shaft is connected with a limiting block.

3. The liquid crystal module positioning and pressing jig according to claim 2, wherein the limiting block is provided with a plastic middle frame positioning surface and a liquid crystal screen positioning surface, the plastic middle frame positioning surface is arranged on the outer side of the liquid crystal screen positioning surface, and a convex block is arranged at the joint of the plastic middle frame positioning surface and the liquid crystal screen positioning surface.

4. The jig for positioning and pressing a liquid crystal module according to claim 2, wherein the bottom plate is further fixedly provided with a support block, the support block is provided with a through hole, and the guide shaft is arranged in the through hole.

5. The liquid crystal module positioning and pressing jig according to claim 1, wherein the adjustable elastic clamping structure comprises a fixed block, the fixed block is provided with an adjusting hole, the fixed block is fixedly connected with the fixed plate through the adjusting hole by a screw, the fixed block is provided with a shaft hole, a fixed shaft is arranged in the shaft hole, the fixed shaft is connected with a clamping block, a spring is further sleeved on the outer circumference of the fixed shaft, one end of the spring is connected with the fixed block, and the other end of the spring is connected with the clamping block.