Film laminating machine

Abstract

The utility model provides a film laminating machine, and belongs to the technical field of film laminating machines. The film laminating machine solves the problem that an existing film laminating machine is poor in tension force on a composite film. The film laminating machine comprises a base, a raw material input roller and a raw material output roller located below the raw material input roller are rotationally connected to the base, a driving roller and a pressing roller located above the driving roller are arranged on the base, and the raw material input roller and the raw material output roller are both located on one side of the driving roller. The base is further rotationally connected with a first tensioning roller and a second tensioning roller which are arranged in an up-down staggered mode, the first tensioning roller is arranged under the raw material input roller, the second tensioning roller is arranged close to the raw material output roller, a tensioning plate is arranged at the position, below the first tensioning roller, of the base, and the outer edge of one end of the tensioning plate is located between the first tensioning roller and the second tensioning roller. According to the film laminating machine, the tension tensioning mode of the first tensioning roller and the second tensioning roller is adopted, the thrust tensioning mode of the tensioning plate is matched, tensioning of a composite film in multiple directions is further achieved, and the tensioning effect of the film laminating machine is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to laminating machine technical field relates to a laminating machine. BACKGROUND

[0002] When the laminating machine laminates, usually because the tension is limited, only the film can be attached to the hardboard by hot pressing or other ways, and in the existing printing process, two relatively thin films are usually needed to be laminated.

[0003] The existing laminating machine, such as Chinese patent application

authorization announcement number: CN110625953B

[0004] The above structure is pushed by the elastic force of the second spring to make the bearing slide in the inner wall of the sliding groove, so that the film on the surface of the laminating roller contacts the material to be laminated, and the material with the film on the surface is pushed to the extrusion roller by the extrusion block, so that the tension effect is achieved, and in actual production, since the film is relatively thin, only one extrusion block is used for tensioning, which may cause insufficient tension of the film and affect the stability of the laminated film. UTILITY MODEL CONTENTS

[0005] The utility model aims at the above problems existing in the prior art, and provides a laminating machine, and the technical problems to be solved by the utility model are how to solve the poor tension of the laminated film of the existing laminating machine.

[0006] The purpose of the utility model can be realized by the following technical schemes.

[0007] A film laminating machine, comprising a base, a raw material input roller and a raw material output roller rotatably connected to the base, a driving roller and a pressing roller rotatably connected to the base, and the raw material input roller and the raw material output roller are located on one side of the driving roller, characterized in that the base is further rotatably connected with a tensioning roller one and a tensioning roller two arranged alternately, the tensioning roller one is arranged directly below the raw material input roller, the tensioning roller two is arranged close to the raw material output roller, and the base is provided with a tensioning plate below the tensioning roller one, and the outer edge of one end of the tensioning plate is located between the tensioning roller one and the tensioning roller two.

[0008] The raw material one is pulled out from the raw material input roller, and is tensioned through the tensioning roller one and the tensioning roller two in turn, the raw material two passes between the driving roller and the pressing roller, and then passes through the tensioning roller one and the tensioning roller two in turn, the composite film formed by tensioning the raw material one and the raw material two through the tensioning roller one and the tensioning roller two, so that the composite raw material one and the raw material two are wound through the raw material output roller, in order to ensure the tensioning force of the film laminating machine on the composite film, the tensioning roller one and the tensioning roller two are arranged to realize the tensioning of the composite film, and the tensioning plate is arranged to improve the tensioning force on the composite film by abutting the outer edge of one end of the tensioning plate with the composite film located between the tensioning roller one and the tensioning roller two, and the tensioning of the composite film in multiple directions is further realized by the tensioning of the tensioning roller one and the tensioning roller two and the pushing tensioning of the tensioning plate, and the tensioning effect of the film laminating machine is improved.

[0009] In the above film laminating machine, the tensioning plate has two horizontally arranged tensioning portions and a connecting portion located between the two tensioning portions, and the two tensioning portions are distributed along the upper and lower directions, and the outer edge of the upper tensioning portion is arranged between the tensioning roller one and the tensioning roller two.

[0010] By arranging two tensioning portions and distributing the two tensioning portions along the upper and lower directions, the installation of the tensioning roller one is not affected while the composite film is tensioned, and the tensioning roller one and the tensioning portion tension the composite film to ensure the rapid composite film and improve the tensioning effect.

[0011] In the above film laminating machine, the base is rotatably connected with a tensioning roller three, the tensioning roller three is arranged close to the pressing roller, and the lower tensioning portion is arranged below the tensioning roller three and the outer edge thereof is arranged towards the pressing roller.

[0012] By arranging the tensioning roller three, the raw material two entering between the pressing roller and the driving roller is tensioned, and the composite film passing through the tensioning roller three for the first time can be partially pulled out and located on the tensioning portion through the lower tensioning portion, so that the composite film is pulled out from the tensioning roller one after passing through the tensioning roller three, and the raw material two can also be tensioned through the outer edge of the tensioning portion to improve the tensioning effect.

[0013] In the above film laminating machine, the third tension roller is located below the first tension roller and above the second tension roller, and the third tension roller and the second tension roller are respectively located on the front and rear sides of the first tension roller.

[0014] The position distribution of the first tension roller, the second tension roller and the third tension roller can improve the maximum tension effect while using the least tension rollers.

[0015] In the above film laminating machine, a sliding groove is arranged on the base, and the end of the third tension roller can slide along the sliding groove and be fixed by a fastener.

[0016] Through the arrangement of the sliding groove, the position of the third tension roller can be adjusted according to the different thicknesses of the raw material II, so that the composite film of the raw material II with different thicknesses is facilitated, and the practicability of the composite film laminating machine is improved.

[0017] In the above film laminating machine, the raw material input roller and the raw material output roller are both air expansion rollers, and each of the raw material input roller and the raw material output roller comprises a hollow pipe body, the pipe body is provided with an air inlet communicated with an inner cavity, the pipe body is provided with a plurality of installation holes opened in a radial direction, a spring is connected in the installation hole, and an end of the spring is connected with a tension block capable of plugging the hole of the installation hole.

[0018] In the production process, the winding roller and the unwinding roller are respectively arranged on the raw material input roller and the raw material output roller, and the raw material input roller and the raw material output roller drive the winding roller and the unwinding roller to rotate synchronously, in order to facilitate installation, when installation is required, external air is introduced into the pipe body through the air inlet, and the tension block is pushed to overcome the spring force to abut against the inner side wall of the winding roller or the unwinding roller under the action of air pressure, so that the winding roller and the unwinding roller are quickly positioned, and the convenience of use is improved.

[0019] Compared with the prior art, the film laminating machine has the advantages that: the first tension roller and the second tension roller are arranged to tension the raw material I and the raw material II, the tension plate is arranged, the outer edge of the tension plate abuts against the composite film between the first tension roller and the second tension roller, the tension force of the composite film is improved, the first tension roller and the second tension roller are used to tension in the pulling mode, the tension plate is used to tension in the pushing mode, the composite film is further tensioned in multiple directions, and the tension effect of the film laminating machine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structure schematic view of the composite film laminating machine.

[0021] Figure 2 is a top view of the composite film laminating machine.

[0022] Figure 3 is a side view of the composite film laminating machine. Figure 2A cross-sectional view of the middle A-A.

[0023] Figure 4 is Figure 3 A local enlarged view of the middle A.

[0024] Figure 5 is a structural schematic view of another direction of the utility model.

[0025] In the figure, 1, base; 11, sliding groove; 2, raw material input roller; 3, raw material output roller; 4, driving roller; 5, compression roller; 6, tensioning roller one; 7, tensioning roller two; 8, tensioning plate; 81, tensioning part; 82, connecting part; 9, tensioning roller three; 10, pipe body; 10a, air inlet; 10b, mounting hole; 101, spring; 102, tensioning block; 103, composite film. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the utility model and further describes the technical scheme of the utility model in combination with the drawings, but the utility model is not limited to these embodiments.

[0027] As Figure 1 shown, the film laminating machine comprises a base 1, the base 1 is rotatably connected with a raw material input roller 2 and a raw material output roller 3 located below the raw material input roller 2, the base 1 is provided with a driving roller 4 and a compression roller 5 located above the driving roller 4, and the raw material input roller 2 and the raw material output roller 3 are located on one side of the driving roller 4.

[0028] Specifically, as Figures 1-5 shown, the base 1 is further rotatably connected with a tensioning roller one 6 and a tensioning roller two 7 arranged in an up-and-down staggered manner, the tensioning roller one 6 is arranged directly below the raw material input roller 2, the tensioning roller two 7 is arranged close to the raw material output roller 3, and the base 1 is provided with a tensioning plate 8 below the tensioning roller one 6, and the outer edge of one end of the tensioning plate 8 is located between the tensioning roller one 6 and the tensioning roller two 7.

[0029] The raw material one is pulled out from the raw material input roller 2, sequentially passes through the tensioning roller one 6 and the tensioning roller two 7 for tensioning, the raw material two passes between the driving roller 4 and the compression roller 5, and then sequentially passes through the tensioning roller one 6 and the tensioning roller two 7, and the composite film 103 is tensioned through the tensioning roller one 6 and the tensioning roller two 7, so that the composite raw material one and the raw material two are wound through the raw material output roller 3, in order to ensure the tensioning force of the film laminating machine on the raw material one and the raw material two, the tensioning roller one 6 and the tensioning roller two 7 are arranged to realize the tensioning of the composite film, the tensioning plate 8 is further arranged, the outer edge of the tensioning plate 8 abuts against the composite film 103 located between the tensioning roller one 6 and the tensioning roller two 7, so as to improve the tensioning force of the composite film 103, and the tensioning roller one 6 and the tensioning roller two 7 are used to realize the tensioning by pulling force, and the tensioning plate 8 is used to realize the tensioning by pushing force, so as to further realize the tensioning of the composite film 103 in multiple directions and improve the tensioning effect of the film laminating machine.

[0030] As Figure 3 and Figure 5 shown, the tensioning plate 8 has two horizontally arranged tensioning portions 81 and a connecting portion 82 between the two tensioning portions 81, the two tensioning portions 81 are distributed along the up and down directions, the outer edge of the upper tensioning portion 81 is arranged between the tensioning roller one 6 and the tensioning roller two 7.

[0031] As Figure 1 , Figure 3 and Figure 5 shown, the base 1 is rotationally connected with the tensioning roller three 9, the tensioning roller three 9 is arranged close to the compression roller 5, the lower tensioning portion 81 is arranged below the tensioning roller three 9 and the outer edge thereof is arranged towards the compression roller 5, the tensioning roller three 9 is located below the tensioning roller one 6 and above the tensioning roller two 7, and the tensioning roller three 9 and the tensioning roller two 7 are respectively located on the front and rear sides of the tensioning roller one 6, the base 1 is provided with a sliding groove 11, and the end portion of the tensioning roller three 9 can slide along the sliding groove 11 and be fixed by a fastener.

[0032] As Figures 1-4 shown, the raw material input roller 2 and the raw material output roller 3 are both air expansion rollers, the raw material input roller 2 and the raw material output roller 3 both include a hollow tube body 10, the tube body 10 is provided with an air inlet 10a in communication with an inner cavity, the tube body 10 is provided with a plurality of radially arranged mounting holes 10b, a spring 101 is connected in the mounting hole 10b, and the end portion of the spring 101 is provided with a tensioning block 102 capable of plugging the hole of the mounting hole 10b.

[0033] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A laminating machine, comprising a base (1), wherein a raw material input roller (2) and a raw material output roller (3) located below the raw material input roller (2) are rotatably connected to the base (1), a drive roller (4) and a pressure roller (5) located above the drive roller (4) are provided on the base (1), wherein the raw material input roller (2) and the raw material output roller (3) are both located on one side of the drive roller (4), characterized in that, The base (1) is also rotatably connected to tension roller one (6) and tension roller two (7) arranged alternately. Tension roller one (6) is located directly below the raw material input roller (2), and tension roller two (7) is located close to the raw material output roller (3). The base (1) is provided with a tension plate (8) below tension roller one (6), and the outer edge of one end of tension plate (8) is located between tension roller one (6) and tension roller two (7).

2. The coating machine according to claim 1, characterized in that, The tensioning plate (8) has two horizontally arranged tensioning parts (81) and a connecting part (82) located between the two tensioning parts (81). The two tensioning parts (81) are distributed vertically, and the outer edge of the upper tensioning part (81) is located between tensioning roller one (6) and tensioning roller two (7).

3. The laminating machine according to claim 2, characterized in that, A tensioning roller three (9) is rotatably connected to the base (1). The tensioning roller three (9) is located close to the pressure roller (5). The tensioning part (81) located below is located below the tensioning roller three (9) and its outer edge faces the pressure roller (5).

4. The laminating machine according to claim 3, characterized in that, The tensioning roller three (9) is located below the tensioning roller one (6) and above the tensioning roller two (7), and the tensioning roller three (9) and the tensioning roller two (7) are located on the front and rear sides of the tensioning roller one (6), respectively.

5. The coating machine according to claim 3 or 4, characterized in that, The base (1) is provided with a sliding groove (11), and the end of the tension roller (9) can slide along the sliding groove (11) and be fixed by fasteners.

6. The laminating machine according to any one of claims 1-4, characterized in that, Both the raw material input roller (2) and the raw material output roller (3) are air-expanding rollers. Both the raw material input roller (2) and the raw material output roller (3) include a hollow tube (10). The tube (10) has an air inlet (10a) communicating with the inner cavity. The tube (10) has a plurality of radially opened mounting holes (10b). A spring (101) is connected inside the mounting hole (10b). The end of the spring (101) is connected to a tensioning block (102) that can block the opening of the mounting hole (10b).

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