Flattening and tensioning device for coating construction of workpiece cavity

Abstract

The utility model discloses a flattening and tensioning device for workpiece cavity film covering construction, and relates to the technical field of film covering flattening and tensioning, the flattening and tensioning device comprises a base, a tensioning assembly comprises an electric push rod, the electric push rod is rotatably connected to one side of a mounting frame, the surface of the mounting frame is rotatably connected with a rotating shaft, and the rotating shaft is rotatably connected with the base. The rotating frame is fixedly connected to one end of a rotating shaft, a tensioning frame is fixedly connected to the surface of the rotating shaft, and a tensioning wheel is rotationally connected to the surface of the tensioning frame. A film needing to be used penetrates through the position between the supporting frames, penetrates through the bottom of the tensioning wheel, is reversed through the positioning rod and then penetrates through the driving roller, film covering treatment is conducted on a workpiece cavity on the conveying frame through rotation of the driving roller, the electric push rod is started to drive the rotating frame to rotate, and the rotating shaft drives the tensioning frame to move through rotation of the rotating frame; therefore, the tensioning wheel drives the membrane to move, the tension degree of the membrane is adjusted, the membrane is tensioned, and the situation that the two sides of the membrane tilt up in the film covering process, and the film covering effect is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of film laminating flattening and tensioning, in particular to a flattening and tensioning device for film laminating construction of a workpiece cavity. Background Technique

[0002] Film laminating refers to covering the surface of an object with a transparent plastic film by pressing to play a role in protection and waterproofing. Film laminating machines can be divided into two categories: immediate coating film laminating machines and pre-coated film laminating machines. It is a special equipment for paper, plates, and film laminating. After being pressed together by a rubber roller and a heating roller, a paper-plastic integrated product is formed.

[0003] After retrieval, the existing published patent application number is: CN202223279548.3, and the published patent name is: A film laminating device, including a film laminating machine, a transparent dust-proof cover is installed on the film laminating machine, a film roller on the film laminating machine is located inside the transparent dust-proof cover, at least two plug-in blocks are connected to the film laminating machine, plug-in slots adapted to the plug-in blocks are opened on the transparent dust-proof cover, a clamping block is slidably installed on the plug-in block, a clamping groove adapted to the clamping block is opened on the transparent dust-proof cover, and a top-out pressing mechanism is installed in the plug-in slot. The utility model provides a film laminating device. By setting the transparent dust-proof cover, plug-in blocks, clamping blocks and the top-out pressing mechanism, the film roller can be dust-proofed, reducing excessive dust adhering to the film. When replacing a new film roller, it is convenient for people to disassemble and assemble the transparent dust-proof cover. It can be directly disassembled and assembled manually without any tools, and the disassembly and assembly are convenient, improving people's work efficiency and reducing some unnecessary troubles.

[0004] However, the above device cannot adjust the tension of the film during use, and there are problems of wrinkles and folds in the film during film laminating, which affects the film laminating effect and there is room for improvement. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a flattening and tensioning device for film laminating construction of a workpiece cavity, which solves the problems that the tension of the film cannot be adjusted and there are wrinkles and folds in the film during film laminating.

[0006] Technical Solution

[0007] To achieve the above object, the present utility model is realized by the following technical solutions: A flattening and tensioning device for workpiece cavity film coating construction, comprising: a base, a conveying frame is fixedly connected to the top of the base, an installation frame is arranged on the top of the conveying frame, a film roll is rotatably connected to the installation frame, support frames are symmetrically arranged on the installation frame, a guiding roller is rotatably connected to the surface of the support frames, a fixing plate is fixedly connected to the top of the conveying frame, a driving roller is rotatably connected to the fixing plate, a positioning block is fixedly connected to the top of the fixing plate, a positioning rod is rotatably connected to the surface of the positioning block, and a tensioning component is arranged on the installation frame;

[0008] The tensioning component includes an electric push rod, the electric push rod is rotatably connected to one side of the installation frame, the movable end of the electric push rod is rotatably connected to a rotating frame, a rotating shaft is rotatably connected to the surface of the installation frame, the rotating frame is fixedly connected to one end of the rotating shaft, a tensioning frame is fixedly connected to the surface of the rotating shaft, and a tensioning wheel is rotatably connected to the surface of the tensioning frame.

[0009] Preferably, a cleaning component is arranged on the support frame, the cleaning component includes a fixing frame, the fixing frame is fixedly connected to the top of the support frame, a fixing seat is fixedly connected to one end of the fixing frame, a sliding rod is slidably connected to the bottom of the fixing seat, the guiding roller is rotatably connected to one side of the sliding rod, a spring is arranged between the sliding rod and the fixing seat, and a cleaning roller sleeve is sleeved on the surface of the support frame.

[0010] Preferably, the cleaning roller sleeve is arranged at the central position on the surface of the guiding roller, and two groups of guiding rollers are provided.

[0011] Preferably, a power source is arranged on the conveying frame, and a power source is also arranged at one end of the driving roller.

[0012] Preferably, the width of the tensioning wheel is the same as that of the conveyor belt of the conveying frame, and an anti-slip sleeve is arranged on the surface of the tensioning wheel.

[0013] Preferably, the installation frame is arranged at the central position on the upper surface of the conveying frame, and a guiding frame is arranged on the top of the conveying frame.

[0014] Preferably, the electric push rods are symmetrically arranged on the surface of the installation frame, and a rotating motor is arranged at one end of the tensioning wheel. Beneficial effects

[0015] The present utility model provides a flattening and tensioning device for workpiece cavity film coating construction. Compared with the prior art, it has at least the following beneficial effects:

[0016] Pass the required film through between the support frames, through the bottom of the tensioning wheel, after reversing through the positioning rod, through the driving roller, and perform film covering on the workpiece cavity on the conveying frame by the rotation of the driving roller. Start the electric push rod to drive the rotating frame to rotate, and drive the tensioning frame to move by the rotation of the rotating frame, so that the tensioning wheel drives the film to move, adjust the tension of the film, and make the film taut to avoid the two sides of the film warping during film covering and affecting the film covering effect. Brief Description of the Drawings

[0017] Figure 1 It is a schematic structural diagram of the present utility model;

[0018] Figure 2 It is a schematic structural diagram of the tensioning assembly of the present utility model;

[0019] Figure 3 It is an enlarged schematic diagram of the structure at position A of the present utility model;

[0020] Figure 4 It is an enlarged schematic diagram of the structure at position B of the present utility model.

[0021] In the figure: 1, base; 2, conveying frame; 3, mounting frame; 4, film roll; 5, support frame; 6, guide roller; 7, fixed plate; 8, driving roller; 9, positioning block; 10, positioning rod; 11, cleaning assembly; 1101, fixed frame; 1102, fixed seat; 1103, sliding rod; 1104, spring; 1105, cleaning roller sleeve; 12, tensioning assembly; 1201, electric push rod; 1202, rotating frame; 1203, rotating shaft; 1204, tensioning frame; 1205, tensioning wheel. Detailed Embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model. Embodiment

[0023] Please refer to Figures 1-4 , the present utility model provides a technical solution: a base 1, a conveying frame 2 is fixedly connected to the top of the base 1, an installation frame 3 is arranged on the top of the conveying frame 2, a film roll 4 is rotatably connected to the installation frame 3, support frames 5 are symmetrically arranged on the installation frame 3, a guide roller 6 is rotatably connected to the surface of the support frame 5, a fixed plate 7 is fixedly connected to the top of the conveying frame 2, a driving roller 8 is rotatably connected to the fixed plate 7, a positioning block 9 is fixedly connected to the top of the fixed plate 7, a positioning rod 10 is rotatably connected to the surface of the positioning block 9, and a tensioning assembly 12 is arranged on the installation frame 3;

[0024] The tensioning assembly 12 includes an electric push rod 1201. The electric push rod 1201 is rotatably connected to one side of the mounting frame 3. The movable end of the electric push rod 1201 is rotatably connected to a rotating frame 1202. A rotating shaft 1203 is rotatably connected to the surface of the mounting frame 3. The rotating frame 1202 is fixedly connected to one end of the rotating shaft 1203. A tensioning frame 1204 is fixedly connected to the surface of the rotating shaft 1203. A tensioning wheel 1205 is rotatably connected to the surface of the tensioning frame 1204. The electric push rods 1201 are symmetrically arranged on the surface of the mounting frame 3. A rotating motor is arranged at one end of the tensioning wheel 1205.

[0025] Analysis of the above content: Pass the required film through between the support frames 5, pass through the bottom of the tensioning wheel 1205, reverse it through the positioning rod 10, pass through the driving roller 8, and perform film covering on the workpiece cavity on the conveying frame 2 by the rotation of the driving roller 8. Start the electric push rod 1201 to drive the rotating frame 1202 to rotate, and drive the tensioning frame 1204 to move through the rotation of the rotating frame 1202, so that the tensioning wheel 1205 drives the film to move, adjust the tension of the film, make the film tense, and avoid the two sides of the film warping during film covering, which affects the film covering effect. Drive the tensioning wheel 1205 to rotate through the rotating motor to perform film covering on the workpiece cavity. Embodiment

[0026] Please refer to Figures 1-4 Based on the first embodiment, the present invention provides a technical solution: A cleaning assembly 11 is arranged on the support frame 5. The cleaning assembly 11 includes a fixed frame 1101. The fixed frame 1101 is fixedly connected to the top of the support frame 5. One end of the fixed frame 1101 is fixedly connected to a fixed seat 1102. A sliding rod 1103 is slidably connected to the bottom of the fixed seat 1102. A guiding roller 6 is rotatably connected to one side of the sliding rod 1103. A spring 1104 is arranged between the sliding rod 1103 and the fixed seat 1102. A cleaning roller sleeve 1105 is sleeved on the surface of the support frame 5.

[0027] Analysis of the above content: Under the action of the spring 1104, the guiding roller 6 drives the cleaning roller sleeve 1105 to move downward, and the two cleaning roller sleeves 1105 approach each other to clean the film passing through them, reducing dust and other foreign matters. Embodiment

[0028] Please refer to Figures 1-4 Based on the first embodiment, the present invention provides a technical solution: The cleaning roller sleeve 1105 is arranged at the central position on the surface of the guiding roller 6, and two guiding rollers 6 are provided.

[0029] Analysis of the above content: The two guiding rollers 6 are used to install the cleaning roller sleeve 1105 to clean both sides of the film. Embodiment

[0030] Please refer to Figures 1-4 Figures 1-4 , the present utility model provides a technical solution based on Embodiment 1: A power source is provided on the conveying frame 2, and a power source is also provided at one end of the driving roller 8.

[0031] Analysis of the above content: The power source drives the conveying frame 2 and the driving roller 8 to rotate, drives the workpiece to move, and laminates the workpiece. Embodiment

[0032] Please refer to Figures 1-4 Figures 1-4 , the present utility model provides a technical solution based on Embodiment 1: The width of the tensioning wheel 1205 is the same as that of the conveyor belt of the conveying frame 2, and an anti-slip sleeve is provided on the surface of the tensioning wheel 1205.

[0033] Analysis of the above content: The surface of the diaphragm is cleaned by the tensioning wheel 1205, and the anti-slip sleeve is provided to facilitate the adjustment of the tension of the diaphragm. Embodiment

[0034] Please refer to Figures 1-4 Figures 1-4 , the present utility model provides a technical solution based on Embodiment 1: The mounting frame 3 is arranged at the central position on the upper surface of the conveying frame 2, and a guiding frame is provided at the top of the conveying frame 2.

[0035] Analysis of the above content: The guiding frame is provided to limit the workpiece, so that the cavity on the conveying frame 2 is centered, which is convenient for laminating it.

[0036] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0037] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A flattening and tensioning device for workpiece cavity film coating construction, characterized in that, Including: A base (1), a conveying frame (2) is fixedly connected to the top of the base (1), an installation frame (3) is arranged on the top of the conveying frame (2), a film roll (4) is rotatably connected to the installation frame (3), support frames (5) are symmetrically arranged on the installation frame (3), a guiding roller (6) is rotatably connected to the surface of the support frames (5), a fixing plate (7) is fixedly connected to the top of the conveying frame (2), a driving roller (8) is rotatably connected to the fixing plate (7), a positioning block (9) is fixedly connected to the top of the fixing plate (7), a positioning rod (10) is rotatably connected to the surface of the positioning block (9), and a tensioning assembly (12) is arranged on the installation frame (3); The tensioning assembly (12) includes an electric push rod (1201), the electric push rod (1201) is rotatably connected to one side of the installation frame (3), a rotating frame (1202) is rotatably connected to the movable end of the electric push rod (1201), a rotating shaft (1203) is rotatably connected to the surface of the installation frame (3), the rotating frame (1202) is fixedly connected to one end of the rotating shaft (1203), a tensioning frame (1204) is fixedly connected to the surface of the rotating shaft (1203), and a tensioning wheel (1205) is rotatably connected to the surface of the tensioning frame (1204).

2. The flattening and tensioning device for workpiece cavity film coating construction according to claim 1, wherein: A cleaning assembly (11) is arranged on the support frame (5), the cleaning assembly (11) includes a fixing frame (1101), the fixing frame (1101) is fixedly connected to the top of the support frame (5), a fixing seat (1102) is fixedly connected to one end of the fixing frame (1101), a sliding rod (1103) is slidably connected to the bottom of the fixing seat (1102), the guiding roller (6) is rotatably connected to one side of the sliding rod (1103), a spring (1104) is arranged between the sliding rod (1103) and the fixing seat (1102), and a cleaning roller sleeve (1105) is sleeved on the surface of the support frame (5).

3. The flattening and tensioning device for workpiece cavity film covering construction according to claim 2, wherein: The cleaning roller sleeve (1105) is arranged at the central position on the surface of the guiding roller (6), and two groups of guiding rollers (6) are provided.

4. The flattening and tensioning device for workpiece cavity film coating construction according to claim 1, characterized in that: A power source is arranged on the conveying frame (2), and a power source is also arranged at one end of the driving roller (8).

5. The flattening and tensioning device for workpiece cavity film coating construction according to claim 1, wherein: The width of the tensioning wheel (1205) is the same as that of the conveyor belt of the conveying frame (2), and an anti-slip sleeve is arranged on the surface of the tensioning wheel (1205).

6. The flattening and tensioning device for workpiece cavity film coating construction according to claim 1, wherein: The installation frame (3) is arranged at the central position on the upper surface of the conveying frame (2), and a guiding frame is arranged on the top of the conveying frame (2).

7. The flattening and tensioning device for workpiece cavity film coating construction according to claim 1, wherein: The electric push rods (1201) are symmetrically arranged on the surface of the installation frame (3), and a rotating motor is arranged at one end of the tensioning wheel (1205).

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