Film covering device for non-woven fabric supporting plate

Abstract

The utility model discloses a film laminating device for a non-woven fabric supporting plate, which comprises an unwinding roller, a winding roller, a first conveying belt and a second conveying belt, and is characterized in that a film sealing device is arranged between the unwinding roller and the winding roller, a thermal shrinkage device is arranged on the right side of the winding roller, a collecting box is arranged on the right side of the thermal shrinkage device, and a film laminating device is arranged on the collecting box. The film sealing device comprises a lifting mechanism, a fixing plate and an electric heating frame, the fixing plate is fixed to the bottom of the lifting mechanism, the electric heating frame is fixed to the bottom of the fixing plate, the electric heating frame is located above the first conveying belt, and the thermal shrinkage device comprises a thermal shrinkage chamber and falling curtains fixed to the two ends of the thermal shrinkage chamber; according to the device, the supporting plate can be fully surrounded and covered with a film, the covered film is thermally shrunk on the supporting plate, winding and gluing in the follow-up steps are not affected, the design structure is simple and reasonable, the working efficiency is high, and the film is convenient to tear off after being used.

Description

Technical Field

[0001] The utility model relates to the field of film coating processing equipment, in particular to a film coating device for a non-woven fabric support plate. Background Art

[0002] When the non-woven fabric is used in the oil filtration system, the non-woven fabric needs to be wound into a roll, and then latex is applied to both sides of the wound non-woven fabric. After the latex is dried, the support plate (support plate such as Figure 3 In the above process, in order to prevent the support plate and the non-woven fabric roll from being adhered to the latex and difficult to separate, the support plate is usually coated, then rolled and coated with glue.

[0003] The existing laminating device generally uses adhesive to bond the film to the plate, which is not suitable for this process, because after the support plate is separated from the non-woven fabric roll, the used laminating film needs to be torn off and the laminating and winding process needs to be repeated. However, the film is not convenient to be torn off after the support plate is bonded with the laminating film by the existing device. In addition, the support plate has a certain thickness, and the side of the support plate is exposed when the glue is applied. The existing double-sided laminating device generally only coats the front and back of the plate, while this process requires the support plate to be fully surrounded by laminating film, which is an existing problem. Utility Model Content

[0004] In order to make up for the deficiencies of the prior art, the utility model provides a coating device for a non-woven fabric support plate, which can fully surround the support plate with a coating and allow the coating to shrink on the support plate without affecting winding and gluing, so as to improve existing problems.

[0005] The utility model is realized through the following technical solutions:

[0006] A coating device for a non-woven fabric support plate, comprising a unwinding roller, a winding roller, and a first conveyor belt and a second conveyor belt connected to each other, characterized in that a film sealing device is provided between the unwinding roller and the winding roller, a heat shrinking device is provided on the right side of the winding roller, and a collecting box is provided on the right side of the heat shrinking device, the film sealing device comprises a lifting mechanism, a fixed plate and an electric heating frame, the fixed plate is fixed to the bottom of the lifting mechanism, the electric heating frame is fixed to the bottom of the fixed plate, the electric heating frame is located above the first conveyor belt, the heat shrinking device comprises a heat shrinking chamber and curtains fixed to both ends of the heat shrinking chamber, the heat shrinking chamber is mounted on the second conveyor belt, and the second conveyor belt passes through the heat shrinking chamber.

[0007] Further optimized, the unwinding roller includes a first unwinding roller and a second unwinding roller, the first unwinding roller is arranged above the first conveyor belt, the second unwinding roller is located below the first conveyor belt, and the second conveyor roller is located at the leftmost end of the first conveyor belt.

[0008] Further optimized, the first conveyor belt is provided with a plurality of raised positioning frames, and the positioning frames are distributed on the first conveyor belt in sequence and at even intervals.

[0009] In a further optimization, the size of the positioning frame is larger than the supporting plate, and the positioning frame matches the electric heating frame.

[0010] Further optimized, the winding roller includes a first winding roller and a second winding roller, and the winding roller is arranged at the connection between two sections of the conveyor belt, the first winding roller is located above the conveyor belt, and the second winding roller is located below the conveyor belt.

[0011] Further optimized, the height of the second conveyor belt is slightly lower than the first conveyor belt.

[0012] The beneficial effects of the utility model are:

[0013] When the device is in use, a light support plate is placed in the positioning frame to press the bottom film. During operation, the upper film covers the support plate, and then the film is hot-melt sealed by a film sealing device, which is equivalent to putting the support plate inside the film without gluing and sticking the film. The support plate covered with the film passes through a heat shrinking chamber, and the film is tightened on the support plate. The device has a reasonable design, simple operation, high work efficiency, and the film is easy to tear off after use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the positioning frame and the electric heating frame in the utility model.

[0016] Figure 3 It is a schematic diagram of the background technology of the present utility model.

[0017] In the figure: 11, first unwinding roller; 12, second unwinding roller; 21, first winding roller; 22, second winding roller; 31, first conveyor belt; 32, second conveyor belt; 33, positioning frame; 41, lifting mechanism; 42, fixing plate; 43, electric heating frame; 5, supporting plate; 6, heat shrinking chamber; 61, vertical curtain; 7, collecting box. DETAILED DESCRIPTION

[0018] In order to clearly illustrate the technical features of the present solution, the present invention is described in detail below through specific implementation methods and in combination with the accompanying drawings. In the description of the present invention, it should be noted that the terms "left", "right", "front", "back", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0019] like Figure 1-Figure 2 As shown, the utility model provides a coating device for a non-woven fabric support plate, including an unwinding roller, a winding roller, and a first conveyor belt 31 and a second conveyor belt 32 connected to each other. The unwinding roller includes a first unwinding roller 11 and a second unwinding roller 12, the first unwinding roller is arranged above the first conveyor belt 31, the second unwinding roller 12 is located below the first conveyor belt 31, and the second conveyor roller is located at the leftmost end of the first conveyor belt 31. The winding roller includes a first winding roller 21 and a second winding roller 22, the winding roller is arranged at the junction of two sections of the conveyor belt, the first winding roller 21 is located above the conveyor belt, and the second winding roller 22 is located below the conveyor belt.

[0020] A film sealing device is provided between the unwinding roller and the winding roller, a heat shrinking device is provided on the right side of the winding roller, a collection box is provided on the right side of the heat shrinking device, the film sealing device is used to seal the two layers of film on the support plate, and the heat shrinking device is used to shrink the film on the support plate. Since the requirements for the sealing of the film in the subsequent winding, gluing and other processing processes are not high, and the film mainly plays an isolation role, the device has a simple and reasonable structure, is easy to operate, has high work efficiency, and the film is easy to tear off after use, which is convenient for the support plate to be reused.

[0021] The film sealing device includes a lifting mechanism 41, a fixing plate 42 and an electric heating frame 43. The fixing plate 42 is fixed at the bottom of the lifting mechanism 41, and the electric heating frame 43 is fixed at the bottom of the fixing plate 42. The electric heating frame 43 is located above the first conveyor belt 31. The first conveyor belt 31 is provided with a plurality of raised positioning frames 33, and the positioning frames are evenly spaced and distributed on the first conveyor belt 31 in sequence. When working, the staff places the light support plate 5 in the positioning frame 33 to press the bottom film. During operation, the upper film covers the support plate, and then passes through the film sealing device, and the electric heating frame falls down to heat-melt seal, which is equivalent to putting the support plate inside the film.

[0022] The heat shrinking device includes a heat shrinking chamber 6 and curtains 61 fixed at both ends of the heat shrinking chamber 6. The heat shrinking chamber 6 is mounted on the second conveyor belt 32, and the second conveyor belt passes through the heat shrinking chamber 6. The support plate of the coated film passes through the heat shrinking chamber, and the film shrinks on the support plate.

[0023] As a preferred embodiment, the size of the positioning frame 33 is larger than the support plate 5, and the positioning frame 33 matches the electric heating frame 43, but the frame width of the electric heating frame is larger than the positioning frame, so as to facilitate the mutual cooperation of the fusing film. The conveyor belt and the positioning frame are both made of heat-resistant materials.

[0024] As a preferred embodiment, the height of the second conveyor belt 32 is slightly lower than that of the second conveyor belt 31, so as to facilitate the smooth transition of the laminating positioning plate to the second conveyor belt for the next step.

[0025] The parts not described in detail in the present utility model are all known technologies to those skilled in the art. Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present utility model and are not limiting. Although the present utility model is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the present utility model, which should be included in the scope of the claims of the present utility model.

Claims

1. A coating device for a non-woven fabric support plate, comprising a discharge roller, a reel roller, and a first conveyor belt and a second conveyor belt connected to each other, characterized in that: A film sealing device is provided between the unwinding roller and the winding roller, a heat shrinking device is provided on the right side of the winding roller, and a collection box is provided on the right side of the heat shrinking device. The film sealing device comprises a lifting mechanism, a fixing plate and an electric heating frame, wherein the fixing plate is fixed to the bottom of the lifting mechanism, the electric heating frame is fixed to the bottom of the fixing plate, and the electric heating frame is located above the first conveyor belt. The heat shrinking device comprises a heat shrinking chamber and curtains fixed at two ends of the heat shrinking chamber. The heat shrinking chamber is mounted on a second conveyor belt, and the second conveyor belt passes through the heat shrinking chamber.

2. The laminating device for a nonwoven fabric support plate according to claim 1, characterized in that: The unwinding roller comprises a first unwinding roller and a second unwinding roller, wherein the first unwinding roller is arranged above the first conveyor belt, the second unwinding roller is located below the first conveyor belt, and the second conveyor roller is located at the leftmost end of the first conveyor belt.

3. The laminating device for a nonwoven fabric support plate according to claim 2, characterized in that: The first conveyor belt is provided with a plurality of raised positioning frames, and the positioning frames are distributed on the first conveyor belt in sequence and at even intervals.

4. The laminating device for a nonwoven fabric support plate according to claim 3, characterized in that: The size of the positioning frame is larger than the supporting plate, and the positioning frame matches the electric heating frame.

5. The laminating device for a nonwoven fabric support plate according to claim 1, characterized in that: The winding roller comprises a first winding roller and a second winding roller, and the winding roller is arranged at the connection point of two sections of the conveyor belt, the first winding roller is located above the conveyor belt, and the second winding roller is located below the conveyor belt.

6. The laminating device for a nonwoven fabric support plate according to claim 1, characterized in that: The height of the second conveyor belt is slightly lower than that of the first conveyor belt.

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