CN216182780U - Backlight unit finished product laminating machine - Google Patents

Abstract

The utility model relates to a backlight module finished product film laminating machine which comprises a main body, a front coiled material frame, a rear coiled material frame, a film laminating mechanism and a cutting assembly, wherein the front coiled material frame and the rear coiled material frame are respectively arranged at the front end and the rear end of the main body, the film laminating mechanism is arranged on an unreeling path of coiled materials, the cutting assembly is arranged below the film laminating mechanism, the film laminating mechanism comprises a driving roller rotatably arranged on the main body, compression rollers arranged in one-to-one correspondence with the driving roller, and an adjusting assembly used for adjusting the compression rollers, the adjusting assembly comprises a height adjusting assembly and a pressure adjusting assembly, the height adjusting assembly is used for adjusting the height of the compression rollers, and the pressure adjusting assembly is used for adjusting the pressure of the compression rollers during film laminating. The pressure and the height of the compression roller are adjustable, so that the laminating machine can be suitable for backlight modules with different thicknesses, and the applicability of the laminating machine is improved.

Description

Backlight unit finished product laminating machine

Technical Field

The utility model relates to the technical field of laminating equipment, in particular to a laminating machine for a backlight module finished product.

Background

The finished product of backlight unit needs to be protected at two sides tectorial membrane, and the rubber roll of the current coating machine on the market is rigid fixed, and tectorial membrane pressure relies on the elasticity of rubber coating completely to adapt to the thickness of tectorial membrane material, therefore can only adapt to the solid material that thickness is thinner, when carrying out the tectorial membrane to thicker material, the pressure loss phenomenon can appear, if the rubber roll clearance is too big, can cause both ends membrane material effectively not to bond again, and the tectorial membrane effect is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a laminating machine for a finished product of a backlight module, wherein the pressure and the height of a compression roller are adjustable, so that the laminating machine can be suitable for backlight modules with different thicknesses, and the applicability of the laminating machine is improved.

The utility model provides a backlight unit finished product laminating machine, includes main part, preceding coiled material frame, back coiled material frame, tectorial membrane mechanism and cutting element, preceding coiled material frame is located respectively with back coiled material frame both ends around the main part, tectorial membrane mechanism locates unreeling of coiled material on the route, cutting element locates tectorial membrane mechanism's below, tectorial membrane mechanism locates including rotating drive roll in the main part, with the compression roller that the drive roll one-to-one set up and be used for adjusting the adjusting part of compression roller, adjusting part includes altitude mixture control subassembly and pressure adjustment subassembly, altitude mixture control subassembly is used for adjusting the height of compression roller, pressure adjustment subassembly is used for adjusting the pressure of compression roller when the tectorial membrane.

Further, the height adjusting assembly comprises a base, a height adjusting screw and a first elastic piece, the base is provided with an adjusting groove extending along the vertical direction, the compression roller comprises a mandrel, the mandrel is movably arranged in the adjusting groove, the height adjusting screw is in threaded connection with the compression roller, and the first elastic piece is sleeved on the periphery of the height adjusting screw and located between the mandrel and the base.

Further, the pressure adjusting assembly comprises a substrate, a pressure adjusting screw and a second elastic piece, the pressure adjusting screw is in threaded connection with the substrate and coaxial with the height adjusting screw, and the second elastic piece is arranged between the pressure adjusting screw and the height adjusting screw.

Further, cutting assembly is including cutting driving piece and cutter, the output that cuts the driving piece with the cutter is connected, cut the driving piece drive the cutter removes along the width direction of coiled material to cut off the coiled material.

Further, the periphery of the compression roller is coated with rubber.

Furthermore, a material sensor used for sensing materials is arranged on the main body.

Compared with the prior art, the utility model has the beneficial effects that: be equipped with altitude mixture control subassembly and pressure adjustment subassembly, can adjust the height and the pressure of compression roller respectively to match the backlight unit of different thickness, effectively improve the suitability of laminating machine. The adjusting assembly is compact and reasonable in structure, convenient to operate and convenient to seamlessly guide in each process needing film coating, and the use flexibility of the film coating machine is improved.

Drawings

Fig. 1 is a schematic structural diagram of a backlight module finished product film laminating machine of the present invention.

Fig. 2 is a schematic structural diagram of an adjusting assembly of the backlight module finished product laminating machine of the present invention.

Fig. 3 is a schematic view of the internal structure of the rear end of the backlight module finished product laminating machine of the present invention.

Fig. 4 is a partially enlarged schematic view of fig. 3.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1, in a preferred embodiment, the film laminating machine for the backlight module product of the present invention mainly includes a main body 1, a front roll frame 2, a rear roll frame 3, a film laminating mechanism 4, and a cutting assembly 5. Wherein, preceding coiled material frame 2 and back coiled material frame 3 are located main part 1 front and back both ends respectively, and preceding coiled material frame 2 is located the position that is close to main part 1 surface for place the film attached below the product, and back coiled material frame 3 erects in main part 1 top through the support, is used for placing the film attached above the product.

The film laminating mechanism 4 is arranged on an unreeling path of the coiled material and used for rolling and coating the film on the surface of a product. Wherein, tectorial membrane mechanism 4 is including rotating drive roll 41, compression roller 42 and adjusting part 43, and inside main part 1 was located to drive roll 41, and inside still being equipped with of main part 1 is used for driving drive roll 41 pivoted motor, and the motor can drive roll 41 and rotate to provide power for the removal of film. The press rollers 42 are arranged corresponding to the drive rollers 41 one by one, the press rollers 42 are positioned above the drive rollers 41 and are parallel to the drive rollers 41, and a gap for the film and the product to pass through is formed between the press rollers 42 and the drive rollers 41. The adjusting assembly 43 is used for adjusting the pressing roller 42 and comprises a height adjusting assembly 431 and a pressure adjusting assembly 432, wherein the height adjusting assembly 431 is used for adjusting the height of the pressing roller 42, and the pressure adjusting assembly 432 is used for adjusting the pressure of the pressing roller 42 during film covering.

Referring to fig. 2, the height adjusting assemblies 431 are symmetrically disposed on two sides of the main body 1, each height adjusting assembly 431 includes a base 4311, a height adjusting screw 4312, and a first elastic member 4313, the base 4311 is mounted on the main body 1, an adjusting groove extending in a vertical direction is disposed on the base 4311, the pressing roller 42 includes a mandrel, two ends of the mandrel are movably disposed in the adjusting groove, the height adjusting screw 4312 is in threaded connection with the pressing roller 42, and the pressing roller 42 can vertically move along the adjusting groove by rotating the height adjusting screw 4312, so as to adjust the height of the pressing roller 42. The first elastic member 4313 is a spring, which is sleeved on the periphery of the height adjusting screw 4312 and is located between the mandrel and the base 4311, and the self weight of the pressing roller 42 can be offset by the first elastic member 4313, so that the height stability of the pressing roller 42 is maintained.

The pressure adjustment assembly 432 includes a base plate 4321, a pressure adjustment screw 4322, and a second resilient member 4323. The base plate 4321 is fixed above the base 4311 by a bracket, the pressure adjusting screw 4322 is in threaded connection with the base plate 4321 and is coaxial with the height adjusting screw 4312, the second elastic member 4323 is a spring and is disposed between the pressure adjusting screw 4322 and the height adjusting screw 4312, and the length of the second elastic member 4323 can be adjusted by rotating the pressure adjusting screw 4322, so as to adjust the pressure of the pressing roller 42 on the product.

Referring to fig. 3 and 4, the cutting assembly 5 includes a cutting driving member 51 and a cutting knife 52, the cutting driving member 51 may be a conventional linear driving device, and the cutting driving member 51 of the present embodiment may be a linear rodless cylinder. The cutter 52 is vertically arranged on a cutter holder 53, the end part of the cutter 52 extends out of the surface of the main body 1, the output end of the cutting driving piece 51 is connected with the cutter holder 53, the cutting driving piece 51 can drive the cutter holder 53 to move along the width direction of the coiled material, and the cutter holder 53 drives the cutter 52 to move, so that the coiled material is cut off.

In order to improve the film coating effect of the pressing roller 42, in the embodiment, the periphery of the pressing roller 42 is coated with rubber, so that the friction force between the pressing roller 42 and a product is improved, and the film coating effect is ensured.

In this embodiment, in order to facilitate counting of the number of coating films, the main body 1 is provided with a material sensor 11 for sensing a material, and the material sensor 11 is connected to a not-shown counting circuit and can count the number of passing materials by sensing the number of passing materials. It can be understood that the counting circuit may be conventional, and the details of the present application are not described herein.

The backlight module finished product laminating machine is provided with the height adjusting assembly 431 and the pressure adjusting assembly 432, and the height and the pressure of the pressing roller 42 can be adjusted respectively, so that backlight modules with different thicknesses are matched, and the applicability of the laminating machine is effectively improved. The adjusting assembly 43 is compact and reasonable in structure, convenient to operate and convenient to operate, and facilitates seamless introduction of each process needing film coating, so that the use flexibility of the film coating machine is improved.

In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims (6)

1. The utility model provides a backlight unit finished product laminating machine, its characterized in that, includes main part, preceding coiled material frame, back coiled material frame, tectorial membrane mechanism and cutting element, preceding coiled material frame is located respectively with back coiled material frame both ends around the main part, tectorial membrane mechanism locates unreeling of coiled material on the route, cutting element locates tectorial membrane mechanism's below, tectorial membrane mechanism locates including rotating drive roll in the main part, with the compression roller that the drive roll one-to-one set up and be used for adjusting the adjusting part of compression roller, the adjusting part includes altitude mixture control subassembly and pressure adjustment subassembly, altitude mixture control is used for adjusting the height of compression roller, pressure adjustment subassembly is used for adjusting the pressure of compression roller when the tectorial membrane.

2. The backlight module finished product laminating machine of claim 1, wherein the height adjusting assembly comprises a base, a height adjusting screw and a first elastic member, the base is provided with an adjusting groove extending along a vertical direction, the press roller comprises a mandrel, the mandrel is movably arranged in the adjusting groove, the height adjusting screw is in threaded connection with the press roller, and the first elastic member is sleeved on the periphery of the height adjusting screw and is located between the mandrel and the base.

3. The backlight module finished product laminating machine of claim 2, wherein the pressure adjusting assembly comprises a base plate, a pressure adjusting screw and a second elastic member, the pressure adjusting screw is in threaded connection with the base plate and is coaxial with the height adjusting screw, and the second elastic member is arranged between the pressure adjusting screw and the height adjusting screw.

4. The backlight module finished film laminating machine of claim 1, wherein the cutting assembly comprises a cutting driving member and a cutter, an output end of the cutting driving member is connected with the cutter, and the cutting driving member drives the cutter to move along a width direction of the coiled material, so as to cut off the coiled material.

5. The backlight module finished product laminating machine of claim 1, wherein the periphery of the compression roller is coated with rubber.

6. The backlight module finished product laminating machine of claim 1, wherein a material sensor for sensing materials is arranged on the main body.

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