CN219685714U - Light guide plate backplate cutting device - Google Patents

Abstract

The utility model discloses a light guide plate guard plate cutting device, which comprises a top plate and a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a cutting seat and a sliding seat, and the cutting seat and the sliding seat are vertically arranged; the top of the cutting seat is provided with a V-shaped groove for placing a light guide plate guard plate, and the V-shaped groove is provided with a cutter passing groove; the sliding groove of the sliding seat is in sliding connection with a sliding block, one end of the sliding block, which is close to the cutting seat, is fixedly connected with a cutter seat, the cutter seat is fixedly connected with a cutter, and one end of the sliding block, which is far away from the cutting seat, is provided with a first wedge block; the upper portion of first wedge is provided with the second wedge, the second wedge with the expansion end fixed connection of first cylinder, the lower surface fixed connection of first cylinder and roof. The utility model has simple structure and high automation level, can complete cutting of the light guide plate guard plate fully automatically, reduces the workload of workers, does not cause the problem of uneven cutting of the light guide plate guard plate, and has high product quality.

Description

Light guide plate backplate cutting device

Technical Field

The utility model relates to the technical field of production equipment, in particular to a light guide plate guard plate cutting device.

Background

With the development of the liquid crystal industry, the light guide plate has been widely used, and has become an indispensable part in the liquid crystal module. The main functions of the light guide plate are as follows: after LED light sources are LED in from the side edges, the light sources are homogenized through later printing dot reflection. Before the light guide plate flows, the light guide plate needs to be subjected to packaging operation, and in order to ensure the integrity of packaging, a guard plate is often required to be placed on the periphery of the light guide plate before packaging; the light guide plate guard plate needs to be cut after being produced so as to meet the peripheral length of the light guide plate, and the existing light guide plate guard plate needs to be manually pressed to be cut by a cutting machine, so that the workload of workers is increased, and the problem that the light guide plate guard plate is unevenly cut when being manually pressed and cut is solved, so that the quality of products is affected.

Based on the above situation, the utility model provides a light guide plate guard plate cutting device, which can effectively solve the above problems.

Disclosure of Invention

The utility model aims to provide a light guide plate guard board cutting device. The cutting device for the light guide plate guard plate has the advantages of simple structure, high automation level, capability of fully automatically finishing cutting the light guide plate guard plate, reduced workload of workers, no uneven cutting of the light guide plate guard plate, and high product quality.

The utility model is realized by the following technical scheme:

the light guide plate guard plate cutting device comprises a top plate and a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a cutting seat and a sliding seat, and the cutting seat and the sliding seat are vertically arranged; the top of the cutting seat is provided with a V-shaped groove for placing a light guide plate guard plate, and the V-shaped groove is provided with a cutter passing groove; the sliding groove of the sliding seat is in sliding connection with a sliding block, one end of the sliding block, which is close to the cutting seat, is fixedly connected with a cutter seat, the cutter seat is fixedly connected with a cutter, and one end of the sliding block, which is far away from the cutting seat, is provided with a first wedge block; the top of first wedge is provided with the second wedge, the second wedge with the expansion end fixed connection of first cylinder, first cylinder with the lower surface fixed connection of roof.

According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, two pressing mechanisms are arranged above the cutting seat, and the two pressing mechanisms are respectively arranged at the front side and the rear side of the cutter passing groove; the compressing mechanism comprises a fixed column, an inclined plane is arranged below the fixed column, a second cylinder is fixedly connected to the inclined plane, a compressing block is fixedly connected to the movable end of the second cylinder, and the compressing block is connected with the V-shaped groove in a matched mode.

According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, the bottom of the slider is provided with a groove, a guide rod is fixedly connected in the groove, a guide block is slidably connected on the guide rod, the guide block is fixedly connected with the slide seat, a spring is fixedly connected between the side face of the guide block and the side face of the groove, and the spring is sleeved on the guide rod.

According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, a fixing groove for the cutter to be inserted is formed in one side of the cutter seat block, and a plurality of threaded holes are formed in two sides of the fixing groove.

According to the above technical scheme, as a further preferable technical scheme of the above technical scheme, a plurality of support columns are fixedly connected between the top plate and the bottom plate.

Compared with the prior art, the utility model has the following advantages:

the cutting device for the light guide plate guard plate has the advantages of simple structure, high automation level, capability of fully automatically finishing cutting the light guide plate guard plate, reduced workload of workers, no uneven cutting of the light guide plate guard plate, and high product quality.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a cutting base according to the present utility model;

FIG. 3 is a schematic view illustrating the assembly of a cutter holder and a cutter according to the present utility model;

fig. 4 is a schematic diagram illustrating the assembly of the slider and the slider according to the present utility model.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

Example 1:

the light guide plate guard plate cutting device comprises a top plate 1 and a bottom plate 2, wherein the upper surface of the bottom plate 2 is fixedly connected with a cutting seat 3 and a sliding seat 4, and the cutting seat 3 and the sliding seat 4 are vertically arranged; the top of the cutting seat 3 is provided with a V-shaped groove 301 for placing a light guide plate guard plate, and the V-shaped groove 301 is provided with a cutter passing groove 302; a sliding block 5 is connected in the sliding groove of the sliding seat 4 in a sliding way, one end, close to the cutting seat 3, of the sliding block 5 is fixedly connected with a cutter 7 seat 6, a cutter 7 is fixedly connected to the cutter seat 6, and one end, far away from the cutting seat 3, of the sliding block 5 is provided with a first wedge-shaped block 8; the upper side of the first wedge-shaped block 8 is provided with a second wedge-shaped block 9, the movable end of the second wedge-shaped block 9 and the movable end of the first cylinder 10 are fixedly connected, and the first cylinder 10 is fixedly connected with the lower surface of the top plate 1.

According to the utility model, the cutting seat 3 and the sliding seat 4 are arranged, the sliding block 5 on the sliding seat 4 pushes the second wedge block 9 to descend under the interaction of the first wedge block 8, the second wedge block 9 and the first air cylinder 10, so that the first wedge block 8 and the sliding block 5 are pushed to move leftwards, the cutter 7 arranged on the cutter seat 6 on the left side of the sliding block 4 cuts the light guide plate guard plate placed in the V-shaped groove 301 of the cutting seat 3, the whole cutting device can fully automatically complete cutting of the light guide plate guard plate, the automation level is high, the workload of workers is reduced, the problem of uneven cutting of the light guide plate guard plate is avoided, and the product quality is high.

Further, in another embodiment, two pressing mechanisms are disposed above the cutting seat 3, and the two pressing mechanisms are disposed on the front and rear sides of the cutter passing groove 302 respectively; the compressing mechanism comprises a fixed column 11, an inclined plane 1101 is arranged below the fixed column 11, the inclined plane 1101 is fixedly connected with a second air cylinder 12, the movable end of the second air cylinder 12 is fixedly connected with a compressing block 13, and the compressing block 13 is connected with the V-shaped groove 301 in a matched mode. The light guide plate guard plate in the V-shaped groove 301 can be compressed through the interaction among the fixing column 11, the second air cylinder 12 and the compressing block 13, so that the light guide plate guard plate is prevented from being damaged when the cutter 7 cuts.

Further, in another embodiment, a groove 501 is formed at the bottom of the slider 5, a guide rod 14 is fixedly connected in the groove 501, a guide block 15 is slidably connected on the guide rod 14, the guide block 15 is fixedly connected with the slide seat 4, a spring 16 is fixedly connected between the side surface of the guide block 15 and the side surface of the groove 501, and the spring 16 is sleeved on the guide rod 14. After the cutter finishes cutting the light guide plate guard plate, the first air cylinder 10 drives the second wedge-shaped block 9 to move upwards, and the sliding block 5 returns to the initial position under the action of the spring 16.

Further, in another embodiment, a fixing groove 601 into which the cutter 7 is inserted is provided at one side of the cutter block 6, and a plurality of threaded holes 602 are provided at both sides of the fixing groove 701. By providing the fixing groove 601 and the screw hole 602, the cutter 7 is conveniently and fixedly mounted in the fixing groove 601 by bolts.

Further, in another embodiment, a plurality of support columns 17 are fixedly connected between the top plate 1 and the bottom plate 2.

The present utility model is described and illustrated in the drawings, and one skilled in the art can easily make or use a light guide plate guard plate cutting device according to the present utility model and can produce the positive effects described in the present utility model.

Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.

Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.

Claims (5)

1. The utility model provides a light guide plate backplate cutting device which characterized in that: the cutting device comprises a top plate (1) and a bottom plate (2), wherein the upper surface of the bottom plate (2) is fixedly connected with a cutting seat (3) and a sliding seat (4), and the cutting seat (3) and the sliding seat (4) are vertically arranged; the top of the cutting seat (3) is provided with a V-shaped groove (301) for placing a light guide plate guard plate, and the V-shaped groove (301) is provided with a cutter passing groove (302); the sliding seat (4) is slidably connected with a sliding block (5), one end of the sliding block (5) close to the cutting seat (3) is fixedly connected with a cutter seat (6), a cutter (7) is fixedly connected to the cutter seat (6), and one end of the sliding block (5) far away from the cutting seat (3) is provided with a first wedge-shaped block (8); the top of first wedge (8) is provided with second wedge (9), second wedge (9) with the expansion end fixed connection of first cylinder (10), first cylinder (10) with the lower surface fixed connection of roof (1).

2. The light guide plate guard plate cutting device according to claim 1, wherein: two pressing mechanisms are arranged above the cutting seat (3) and are respectively arranged at the front side and the rear side of the cutter passing groove (302); the compressing mechanism comprises a fixed column (11), an inclined plane (1101) is arranged below the fixed column (11), a second cylinder (12) is fixedly connected to the inclined plane (1101), a compressing block (13) is fixedly connected to the movable end of the second cylinder (12), and the compressing block (13) is connected with the V-shaped groove (301) in a matched mode.

3. The light guide plate guard plate cutting device according to claim 1, wherein: the bottom of slider (5) is seted up flutedly (501), fixedly connected with guide bar (14) in recess (501), sliding connection has guide block (15) on guide bar (14), guide block (15) with slide (4) fixed connection, fixedly connected with spring (16) between the side of guide block (15) with the side of recess (501), spring (16) cover is located on guide bar (14).

4. The light guide plate guard plate cutting device according to claim 1, wherein: one side of the cutter seat (6) block is provided with a fixing groove (601) for the cutter (7) to be inserted into, and a plurality of threaded holes (602) are formed in two sides of the fixing groove (601).

5. The light guide plate guard plate cutting device according to claim 1, wherein: a plurality of support columns (17) are fixedly connected between the top plate (1) and the bottom plate (2).