PTFE film laminating device

Abstract

The utility model relates to the technical field of PTFE (polytetrafluoroethylene) film lamination, and discloses a PTFE film lamination device, which is used for laminating and compounding fabrics and PTFE films and comprises an operation table, support legs are arranged at the bottom of the operation table, an adjusting and fixing component for positioning the fabrics and the PTFE films to avoid deviation is arranged at the top of the operation table, and the PTFE films are arranged on the operation table. An adjusting and pressing mechanism for laminating and compounding the fabric and the PTFE film is arranged outside the adjusting and fixing assembly. According to the PTFE film laminating device, deviation in the pressing process can be effectively prevented, meanwhile, the laminating quality is ensured through attachment and movement of the pressing roller and the elastic pressing plate, heat generated by the electric heater is transmitted to the position above the fabric and the PTFE film through the heat conveying pipeline, the preheating effect is achieved, the temperature uniformity of the laminated composite part is improved, and the production efficiency is improved. And the elastic pressing plate and the hot air have a synergistic effect, so that the material is further smoothed, and the state of the material before lamination is optimized.

Description

TECHNICAL FIELD

[0001] The utility model relates to PTFE film laminating technical field, concretely relates to PTFE film laminating device. BACKGROUND

[0002] In the processing, to realize PTFE film and fabric laminating adhesion to prepare water-resistant and oil-proof fabric and improve work efficiency, PTFE film laminating device is often used.

[0003] The existing PTFE film laminating device generally cuts and pretreats PTFE film and the fabric to be bonded according to predetermined size and specification, guarantees the flatness of the material surface and has no impurities, and then the cut PTFE film and the fabric are transported to the conveying belt of the laminating device. The conveying belt transports the materials to the calendering area at a constant speed, and then a pair or two pairs of calendering rollers are used to tightly bond the PTFE film and the fabric by extrusion and rolling.

[0004] However, the existing PTFE film laminating device has significant defects in actual application. In the extrusion and rolling stage, the materials to be laminated and combined are adsorbed on the conveying belt by setting vacuum adsorption holes on the conveying belt and generating negative pressure by a vacuum pump, but since there is a large gap between the PTFE film and the fabric before laminating and combining, the negative pressure suction force of the vacuum pump cannot effectively adsorb the materials, resulting in the problem that the PTFE film and the fabric are prone to separation and misplacement during transmission. In addition, the existing PTFE film laminating device lacks a heating mechanism for the PTFE film and the fabric to be bonded, and the adhesive on the surface of the materials dries easily, making it difficult for the PTFE film and the fabric to bond under the action of the calendering rollers. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a PTFE film laminating device that can prevent the PTFE film and the fabric from deviating during pressing and preheat the PTFE film and the fabric to be laminated and bonded, thereby improving the temperature uniformity of the laminated and combined part, to solve the problem that the materials around the calendering rollers are prone to displacement and the adhesive on the surface of the materials dries easily in the extrusion and rolling stage of the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a PTFE film laminating device for laminating and combining fabric and PTFE film, comprising an operation table, a supporting leg is arranged at the bottom of the operation table, an adjusting and fixing assembly for positioning the fabric and the PTFE film to prevent deviation is arranged at the top of the operation table, and an adjusting and pressing mechanism for laminating and combining the fabric and the PTFE film is arranged outside the adjusting and fixing assembly.

[0007] The adjusting pressing mechanism comprises an adjusting assembly for adjusting the pressing position and a hot pressing assembly for pressing the fabric and the PTFE film, the adjusting assembly is arranged outside the adjusting fixing assembly, and the hot pressing assembly is arranged outside the adjusting assembly;

[0008] The adjusting fixing assembly comprises a first connecting frame arranged on the top of the operation table, a mounting seat is arranged on the top of the first connecting frame, an electric telescopic rod is arranged in the mounting seat, a telescopic sleeve is arranged on the top of the first connecting frame, a positioning plate is arranged on the output end of the electric telescopic rod, and a soft pad is arranged on the bottom of the positioning plate.

[0009] Preferably, the adjusting assembly comprises a second connecting frame arranged on the top of the operation table, a movable plate is slidably arranged in the second connecting frame, a connecting rod is arranged in the movable plate, a driving motor is arranged in the movable plate, a threaded rod is arranged on the output end of the driving motor, and a movable frame is threadedly connected to the outer portion of the threaded rod.

[0010] Preferably, a through hole is formed in the movable frame for the connecting rod to pass through.

[0011] Preferably, the hot pressing assembly comprises a supporting plate and a pressing roller, the supporting plate is arranged outside the movable frame, an elastic pressing plate is arranged on the outer portion of the supporting plate for assisting in flattening the fabric and the PTFE film, the pressing roller is rotatably arranged in the movable frame, an electric heater body is arranged on the top of the supporting plate, and a heat transfer pipeline for heating the fabric and the PTFE film is arranged on one side of the hot air outlet of the electric heater body.

[0012] Preferably, a connecting hole is formed in the supporting plate for the heat transfer pipeline to pass through.

[0013] Preferably, the telescopic sleeve is provided with two groups, and the telescopic ends of the two groups of telescopic sleeves are connected to the top of the positioning plate, and the positioning plate 45 is slidably arranged in the first connecting frame 41.

[0014] Compared with the prior art, the PTFE film laminating device has the following beneficial effects:

[0015] 1. The PTFE film laminating device realizes accurate positioning and fixing of the fabric and the PTFE film before laminating through the cooperation of the electric telescopic rod, the telescopic sleeve and the positioning plate, effectively prevents deviation in the pressing process. At the same time, the pressing roller and the elastic pressing plate are attached to and moved on the surface of the material to be laminated, ensuring efficient and accurate combination of the fabric and the PTFE film and improving the laminating quality.

[0016] 2、The PTFE film laminating device, the heat generated by the electric heater is transmitted to the fabric and the PTFE film above through the heat transmission pipeline, not only realizes the preheating effect, improves the temperature uniformity of the laminated composite part, and the synergistic effect of the elastic pressing plate and the hot air can further flatten the material, optimizes the material state before laminating, thereby significantly improving the laminated composite effect of the PTFE film laminating device on the fabric and the PTFE film. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic diagram of the PTFE film laminating device of the utility model Figure One .

[0018] Figure 2 It is a three-dimensional structure schematic diagram of the PTFE film laminating device of the utility model Figure Two .

[0019] Figure 3 It is a three-dimensional structure schematic diagram of the adjusting and fixing assembly in the PTFE film laminating device of the utility model.

[0020] Figure 4 It is a three-dimensional structure schematic diagram of the adjusting assembly in the PTFE film laminating device of the utility model.

[0021] Figure 5 It is a three-dimensional structure schematic diagram of the hot pressing assembly in the PTFE film laminating device of the utility model Figure One .

[0022] Figure 6 It is a three-dimensional structure schematic diagram of the hot pressing assembly in the PTFE film laminating device of the utility model Figure Two .

[0023] In the drawing: 11, fabric; 12, PTFE film; 2, operation table; 3, supporting leg; 4, adjusting and fixing assembly; 41, first connecting frame; 42, mounting seat; 43, electric telescopic rod; 44, telescopic sleeve; 45, positioning plate; 46, soft pad; 5, adjusting and pressing mechanism; 51, adjusting assembly; 511, second connecting frame; 512, movable plate; 513, connecting rod; 514, driving motor; 515, threaded rod; 516, movable frame; 52, hot pressing assembly; 521, supporting plate; 522, elastic pressing plate; 523, pressing roller; 524, electric heater body; 525, heat transmission pipeline. DETAILED DESCRIPTION

[0024] In order to further understand the characteristics, technical means and specific purposes and functions achieved by the utility model, the utility model will be described in further detail in combination with the drawings and specific embodiments.

[0025] Embodiment one: please refer to Figures 1-3The utility model provides a technical scheme: PTFE film laminating device for the laminated composite of fabric 11 and PTFE film 12, including operation platform 2, the bottom of operation platform 2 is provided with support leg 3, the top of operation platform 2 is provided with the adjustment fixed component 4 that avoids the deviation of positioning fabric 11 and PTFE film 12, the outside of adjustment fixed component 4 is provided with the adjustment pressing mechanism 5 that carries out the laminated composite of fabric 11 and PTFE film 12,

[0026] Adjustment pressing mechanism 5 includes the adjustment component 51 that adjusts the pressing position and the hot pressing component 52 that carries out the pressing of fabric 11 and PTFE film 12, and the adjustment component 51 is arranged outside adjustment fixed component 4, and the hot pressing component 52 is arranged outside adjustment component 51,

[0027] Adjustment fixed component 4 includes first connecting frame 41, and first connecting frame 41 is arranged at the top of operation platform 2, and the top of first connecting frame 41 is provided with mounting seat 42, and the inside of mounting seat 42 is provided with electric telescopic rod 43, and the top of first connecting frame 41 is provided with telescopic sleeve 44, and the output end of electric telescopic rod 43 is provided with positioning plate 45, and the bottom of positioning plate 45 is provided with soft pad 46. Can ensure that fabric 11 and PTFE film 12 are accurately positioned before laminating, and provide a stable basis for subsequent pressing.

[0028] Further, the telescopic sleeve 44 is provided with two groups, and the telescopic ends of the two groups of telescopic sleeves 44 are connected with the top of the positioning plate 45, and the positioning plate 45 is slidingly installed in the inside of the first connecting frame 41, which realizes the accurate positioning of the fabric 11 and the PTFE film 12 before laminating, reduces the deviation and improves the laminating quality.

[0029] Embodiment two: please refer to Figures 4-6 And combining embodiment one, further get, adjustment component 51 includes second connecting frame 511, and second connecting frame 511 is arranged at the top of operation platform 2, and the inside of second connecting frame 511 is slidingly provided with movable plate 512, and the inside of movable plate 512 is provided with connecting rod 513, and the inside of movable plate 512 is provided with drive motor 514, and the output end of drive motor 514 is provided with threaded rod 515, and the outside of threaded rod 515 is threadedly connected with movable frame 516, which can realize the accurate adjustment of the pressing position and improve the laminating flexibility.

[0030] Further, a through hole is formed in the movable frame 516 for the connecting rod 513 to pass through, avoiding the phenomenon that the movable frame 516 rotates with the threaded rod 515.

[0031] Further, the hot pressing assembly 52 comprises a support plate 521 and a pressing roller 523, the support plate 521 is arranged outside the movable frame 516, the outer part of the support plate 521 is provided with an elastic pressing plate 522 for assisting in flattening the fabric 11 and the PTFE film 12, the pressing roller 523 is rotatably arranged inside the movable frame 516, the top of the support plate 521 is provided with an electric heater body 524, one side of the hot air outlet of the electric heater body 524 is provided with a heat transfer pipeline 525 for heating the fabric 11 and the PTFE film 12, realizing the pressing and heating of the fabric 11 and the PTFE film 12, and improving the laminating effect.

[0032] Further, the support plate 521 is provided with a connecting hole for the heat transfer pipeline 525 to pass through, optimizing the heat transfer path and improving the heating efficiency, and ensuring the temperature uniformity during the laminating process.

[0033] In the actual operation process, first, the fabric 11 and the PTFE film 12 to be processed are placed on the operation table 2. Then, the electric telescopic rod 43 is started, which drives the positioning plate 45 to stably descend above the fabric 11 and the PTFE film 12 with the assistance of the telescopic sleeve 44. The soft pad 46 at the bottom of the positioning plate 45 contacts and fixes one side of the fabric 11 and the PTFE film 12, preventing displacement during the subsequent pressing process.

[0034] At the same time, the descent of the positioning plate 45 also drives the movable plate 512 connected thereto to slide in the second connecting frame 511, ensuring that the pressing roller 523 and the elastic pressing plate 522 can accurately adhere to the surface of the fabric 11 and the PTFE film 12. Subsequently, the electric heater body 524 starts to work, and the heat generated is transferred to the upper part of the fabric 11 and the PTFE film 12 through the heat transfer pipeline 525. At this time, the driving motor 514 is started, driving the threaded rod 515 to rotate. Under the constraint of the connecting rod 513, the movable frame 516 moves accordingly, thereby driving the pressing roller 523 and the elastic pressing plate 522 to move correspondingly. Under the action of the elastic pressing plate 522, the fabric 11 and the PTFE film 12 are further flattened. At the same time, the hot air not only assists in flattening the material, but also preheats the part to be laminated. After preheating, the pressing roller 523 starts to press the fabric 11 and the PTFE film 12, ensuring that they are tightly combined. This series of steps ensures the efficient and accurate combination of the fabric 11 and the PTFE film 12, improving the practicality and laminating effect of the device.

[0035] The above embodiment only expresses one or several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. PTFE film laminating device for the laminated composite of a fabric (11) and a PTFE film (12), comprising an operating table (2) provided with support legs (3) at the bottom, characterized in that, The top of the operation table (2) is provided with an adjusting and fixing assembly (4) for positioning the fabric (11) and the PTFE film (12) to avoid deviation, and the outside of the adjusting and fixing assembly (4) is provided with an adjusting and pressing mechanism (5) for laminating and compounding the fabric (11) and the PTFE film (12); The adjusting and pressing mechanism (5) comprises an adjusting assembly (51) for adjusting the pressing position and a hot pressing assembly (52) for pressing the fabric (11) and the PTFE film (12), and the adjusting assembly (51) is arranged outside the adjusting and fixing assembly (4), and the hot pressing assembly (52) is arranged outside the adjusting assembly (51); The adjusting and fixing assembly (4) comprises a first connecting frame (41), the top of the first connecting frame (41) is provided with a mounting seat (42), the inside of the mounting seat (42) is provided with an electric telescopic rod (43), the top of the first connecting frame (41) is provided with a telescopic sleeve (44), the output end of the electric telescopic rod (43) is provided with a positioning plate (45), and the bottom of the positioning plate (45) is provided with a soft pad (46).

2. The PTFE film laminating apparatus according to claim 1, characterized by: The adjusting assembly (51) comprises a second connecting frame (511), the top of the second connecting frame (511) is provided with a movable plate (512) slidingly arranged inside, the inside of the movable plate (512) is provided with a connecting rod (513), the inside of the movable plate (512) is provided with a driving motor (514), the output end of the driving motor (514) is provided with a threaded rod (515), and the outside of the threaded rod (515) is threadedly connected with a movable frame (516).

3. The PTFE film lamination apparatus according to claim 2, characterized by: The movable frame (516) is provided with a through hole for the connecting rod (513) to penetrate.

4. The PTFE film laminating apparatus according to claim 1, characterized by: The hot pressing assembly (52) comprises a supporting plate (521) and a pressing roller (523), the supporting plate (521) is arranged outside the movable frame (516), the outside of the supporting plate (521) is provided with an elastic pressing plate (522) for assisting in flattening the fabric (11) and the PTFE film (12), and the pressing roller (523) is rotatably arranged inside the movable frame (516).

5. The PTFE film lamination apparatus according to claim 4, characterized by: The top of the supporting plate (521) is provided with an electric heater body (524), one side of the hot air outlet of the electric heater body (524) is provided with a heat transfer pipeline (525) for heating the fabric (11) and the PTFE film (12).

6. The PTFE film lamination apparatus according to claim 5, wherein: The supporting plate (521) is provided with a connecting hole for the heat transfer pipeline (525) to pass through.

7. The PTFE film lamination apparatus according to claim 1, wherein: The telescopic sleeve (44) is provided with two groups, and the telescopic ends of the two groups of telescopic sleeves (44) are connected with the top of the positioning plate (45), and the positioning plate (45) is slidingly installed inside the first connecting frame (41).

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