Film anti-winding device used in film coating process
By combining the design of vacuum adsorption rollers and guide plates, the problems of film entanglement and tension loss on the pressure rollers are solved, achieving efficient anti-entanglement and guidance in the film coating process and improving coating efficiency.
Patent Information
- Application Number
- CN202423072984.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-12
- Publication Date
- 2025-12-09
- Estimated Expiration
- 2034-12-12
AI Technical Summary
Existing anti-winding devices for films suffer from high single-sided adhesive strength, causing the film to wrap around the pressure roller, slip, and lose tension, thus affecting the anti-winding effect and coating efficiency.
A vacuum adsorption roller combined with a moving adjustment component and a guide plate is used. The vacuum adsorption force keeps the film adsorbed to the roller surface, and the moving adjustment component adjusts the spacing of the guide plate to prevent the film from winding and shifting, and maintain tension.
It effectively prevents the film from tangling and shifting during the coating process, maintains tension, and improves the efficiency and effect of film coating.
Smart Images
Figure CN223645976U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to film coating equipment technical field especially relates to a film anti -winding device for film coating process. BACKGROUND
[0002] In the film coating process, the film anti -winding device plays a vital role, they can ensure that the film keeps flat in the processing, avoids winding and wrinkle.
[0003] The existing film anti -winding device includes press roll, air cylinder, mounting seat, connecting arm and guide ring etc. part, and one end of the film is fixed on the surface of the white press roll, is rotated through the drive motor drive press roll, and the film is wound on the winding roll, and the automation control reduces manual intervention.
[0004] But the above -mentioned technology, because single -sided adhesive high winding on the press roll, film surface will slip and lose tension, influence anti -winding effect, and further influence film coating efficiency. UTILITY MODEL CONTENTS
[0005] The utility model discloses a film anti -winding device for film coating process, solve the existing film anti -winding device because single -sided adhesive high winding on the press roll, film surface will slip and lose tension, influence anti -winding effect, and further influence film coating efficiency's problem.
[0006] To realize above -mentioned purpose, the utility model provides a film anti -winding device for film coating process, including vacuum adsorption roller, two installation support board, two guide plate and mobile adjustment assembly, both ends of vacuum adsorption roller are fixedly installed with installation support board through screw, and the mobile adjustment assembly is installed between two installation support boards, two guide plates are installed between two installation support boards through mobile adjustment assembly, mobile adjustment assembly is connected with two guide plates, and two guide plates are driven to move mutually.
[0007] Among them, the mobile adjustment assembly includes two connecting plates, bidirectional screw rod and two mounting rings, two connecting plates are fixedly connected with two guide plates respectively and are located at the top of two guide plates respectively, bidirectional screw rod is rotatably connected with two installation support boards through two mounting rings and penetrates and is threadedly connected two connecting plates, two mounting rings are respectively sleeved on the both ends of bidirectional screw rod, and the outside of two mounting rings is rotatably connected with two installation support boards respectively.
[0008] The connecting plate has a threaded hole, the threaded hole penetrates the upper end of the connecting plate and is threadedly matched with the bidirectional screw rod.
[0009] The moving adjusting assembly further comprises two fastening bolts, the two fastening bolts are respectively threadedly installed on the two mounting support plates and respectively abut against the two mounting rings, and the mounting support plate further has a fastening screw hole, the fastening screw hole is arranged on the front side of the upper end of the mounting support plate and is matched with the fastening bolt.
[0010] The moving adjusting assembly further comprises a guide rod, the guide rod is fixedly connected with the two mounting support plates and located between the two mounting support plates and penetrates the two connecting plates, and the connecting plate further has a guide hole, the guide hole penetrates the connecting and is matched with the guide rod.
[0011] The film anti-winding device for the film coating process of the utility model firstly installs two mounting support plates on both ends of the vacuum adsorption roller through screws, makes two guide plates stand on the vacuum adsorption roller, then adjusts the spacing width between the two guide plates through the moving adjusting assembly according to the width of the film, then rotates through the vacuum adsorption roller, the film is driven to be transported, and the film surface is prevented from slipping and losing tension while removing winding, and then the film is guided through the guide plate, and the film is prevented from deviating when moving. BRIEF DESCRIPTION OF DRAWINGS
[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced.
[0013] Fig. 1 It is the overall structure schematic diagram of the film anti-winding device for the film coating process of the utility model.
[0014] Fig. 2 It is the front view connection schematic diagram of the film anti-winding device for the film coating process of the utility model.
[0015] Fig. 3 It is the side view connection schematic diagram of the film anti-winding device for the film coating process of the utility model.
[0016] In the drawing: 101-vacuum adsorption roller, 102-mounting support plate, 103-guide plate, 104-connecting plate, 105-bidirectional screw rod, 106-mounting ring, 107-threaded hole, 108-mounting hole, 109-fastening bolt, 110-fastening screw hole, 111-guide rod, 112-guide hole. Detailed Implementation
[0017] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.
[0018] First embodiment:
[0019] Please see Figs. 1 to 3 ,in Fig. 1 This is a schematic diagram of the overall structure of the anti-winding device for film coating process according to this utility model. Fig. 2 This is a front view connection diagram of the anti-winding device for the film coating process according to this utility model. Fig. 3 This is a side view connection diagram of the anti-winding device for film coating process according to this utility model.
[0020] This utility model discloses a film anti-winding device for use in the film coating process: it includes a vacuum adsorption roller 101, two mounting support plates 102, two guide plates 103, and a movable adjustment assembly. The movable adjustment assembly includes two connecting plates 104, a bidirectional screw 105, two mounting rings 106, two fastening bolts 109, and a guide rod 111. The connecting plate 104 has a threaded hole 107 and a guide hole 112, and the mounting support plate 102 has a mounting hole 108 and a fastening screw hole 110. The aforementioned solution solves the problem that existing anti-winding devices suffer from slippage and loss of tension on the film surface due to the high adhesive strength of the single-sided adhesive wrapping around the pressure roller, thus affecting the anti-winding effect and consequently the film coating efficiency. It is understood that the aforementioned solution replaces the original white pressure roller with a vacuum adsorption roller 101 at the end of the film storage rack, preventing the high adhesive strength of the single-sided adhesive from wrapping around the pressure roller. The vacuum adsorption roller 101 can remove the wrapping while preventing slippage and loss of tension on the film surface. Adjustable guide plates 103 are provided on both sides of the vacuum adsorption roller 101 to guide the film and prevent deviation during film movement.
[0021] In the embodiment, the mounting support plates 102 are fixedly installed on both ends of the vacuum adsorption roller 101 by screws, the movement adjusting assembly is installed between the two mounting support plates 102, the two guide plates 103 are installed between the two mounting support plates 102 by the movement adjusting assembly, the movement adjusting assembly is connected with the two guide plates 103 and drives the two guide plates 103 to move relative to each other. The roller body of the vacuum adsorption roller 101 is provided with adsorption holes, and a negative pressure is formed in the roller body by a vacuum system, so that an adsorption force is generated between the surface of the roller body and the film. When the film passes through the vacuum adsorption roller 101, the film will be adsorbed on the surface of the roller body due to the negative pressure effect of the surface of the vacuum adsorption roller 101. With the rotation of the roller body, the film will be driven to be conveyed. The vacuum adsorption roller 101 can remove the winding while preventing the film surface from slipping and losing tension. The two mounting support plates 102 are detachably connected by screws and symmetrically installed on both ends of the vacuum adsorption roller 101. The two mounting support plates 102 are used for installing the movement adjusting assembly, and the movement adjusting assembly is installed between the two mounting support plates 102 and located at the upper end of the vacuum adsorption roller 101. Two guide plates 103 are also provided between the two mounting support plates 102. The guide plate 103 is a semi-circular ring structure, the inner ring diameter of which matches the diameter of the roller body of the vacuum adsorption roller 101. The two guide plates 103 are symmetrically located at both ends of the vacuum adsorption roller 101 respectively. The movement adjusting assembly is used to drive and adjust the distance between the two guide plates 103, guide the film wound on the vacuum adsorption roller 101, and prevent the film from deviating when moving. Therefore, first, the two mounting support plates 102 are installed on both ends of the vacuum adsorption roller 101 by screws, so that the two guide plates 103 are erected on the vacuum adsorption roller 101. Then, according to the width of the film, the distance between the two guide plates 103 is adjusted by the movement adjusting assembly. Then, the film is conveyed by the rotation of the vacuum adsorption roller 101, and the film surface is prevented from slipping and losing tension while removing the winding. The film is guided by the guide plate 103 to prevent the film from deviating when moving.
[0022] Two connecting plates 104 are respectively fixedly connected with two guide plates 103 and are respectively located at the top of the two guide plates 103. The bidirectional screw 105 is rotationally connected with two mounting plates 102 through two mounting rings 106 and penetrates and threadedly connects two connecting plates 104. Two mounting rings 106 are respectively sleeved on the two ends of the bidirectional screw 105, and the outer sides of the two mounting rings 106 are respectively rotationally connected with two mounting plates 102. The threaded hole 107 penetrates the upper end of the connecting plate 104 and is threadedly matched with the bidirectional screw 105. The mounting hole 108 penetrates the upper end of the mounting plate 102 and is matched with the mounting ring 106. The bottom of the two connecting plates 104 is arc-shaped, the arc shape is matched with the outer arc shape of the guide plate 103, the two connecting plates 104 are respectively welded on the two guide plates 103, the upper end of the two connecting plates 104 is transversely aligned and provided with the threaded hole 107, the thread inner diameter of the threaded hole 107 on the two connecting plates 104 is respectively matched with the threads at the two ends of the bidirectional screw 105, the thread paths at the two ends of the bidirectional screw 105 are opposite, the bidirectional screw 105 is rotated, the two connecting plates 104 can be driven to move close to each other or away from each other, the distance between the two guide plates 103 is adjusted, the mounting ring 106 is fixedly sleeved on the bidirectional screw 105 corresponding to the positions of the two mounting plates 102, the outer diameter of the mounting ring 106 is matched with the diameter of the mounting hole 108 on the mounting plate 102, the mounting ring 106 is rotationally installed by being limited by the mounting hole 108, the bidirectional screw 105 is rotationally installed between the two mounting plates 102 through the two mounting rings 106, when the two guide plates 103 are erected on the vacuum adsorption roller 101, the bidirectional screw 105 of the movement adjusting assembly is rotated to simultaneously drive the two connecting plates 104 to move close to each other or away from each other, the distance between the two guide plates 103 is adjusted according to the width of the film.
[0023] Secondly, two fastening bolts 109 are respectively screwed on two mounting support plates 102 and respectively abut two mounting rings 106; the mounting support plate 102 is also provided with a fastening screw hole 110, which is arranged on the front side of the upper end of the mounting support plate 102 and cooperates with the fastening bolt 109. The front side of the upper end of the two mounting support plates 102 is respectively provided with the fastening screw hole 110, the central axis of the fastening screw hole 110 is perpendicular to the central axis of the mounting hole 108, the fastening screw hole 110 is communicated with the mounting hole 108, the thread inner diameter of the fastening screw hole 110 cooperates with the thread on the fastening bolt 109, the fastening bolt 109 is screwed and fixed on the mounting support plate 102 by rotating, when the end of the fastening bolt 109 abuts the mounting ring 106, the fastening bolt 109 fixes the rotation of the mounting ring 106, further limits the rotation of the bidirectional screw rod 105, so as to fix and position the positions of the two guide plates 103.
[0024] Meanwhile, the guide rod 111 is fixedly connected with the two mounting support plates 102 and located between the two mounting support plates 102 and penetrates the two connecting plates 104; the guide hole 112 penetrates the connecting and cooperates with the guide rod 111. The guide rod 111 is installed between the two mounting support plates 102 and located directly below the bidirectional screw rod 105, and the two connecting plates 104 are both provided with the corresponding guide hole 112, so that the guide rod 111 penetrates, the rotation of the two connecting plates 104 can be limited through the guide rod 111, and the device can be installed on the vacuum adsorption roller 101 after the interval between the two guide plates 103 is adjusted according to the width of the film.
[0025] When the film anti-winding device in the film coating process is used, first, the two mounting support plates 102 are screwed on the two ends of the vacuum adsorption roller 101, the two guide plates 103 are erected on the vacuum adsorption roller 101, then the interval width between the two guide plates 103 is adjusted through the moving adjusting assembly according to the width of the film, then the vacuum adsorption roller 101 is rotated, the film is driven to be transported, the film surface is prevented from slipping and losing tension while removing winding, and the film is guided through the guide plate 103 to prevent the film from deviating when moving.
[0026] The above disclosure is only one or more preferred embodiments of the application, which cannot limit the scope of the application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the application still belong to the scope of the application.
Claims
1. A film anti-winding device for use in the film coating process, characterized in that, The device includes a vacuum adsorption roller, two mounting plates, two guide plates, and a movable adjustment assembly. The mounting plates are fixed to both ends of the vacuum adsorption roller by screws. The movable adjustment assembly is installed between the two mounting plates. The two guide plates are installed between the two mounting plates through the movable adjustment assembly. The movable adjustment assembly is connected to the two guide plates and drives the two guide plates to move relative to each other.
2. The anti-winding device for film coating process as described in claim 1, characterized in that, The movable adjustment assembly includes two connecting plates, a bidirectional screw, and two mounting rings. The two connecting plates are fixedly connected to the two guide plates and are located on top of the two guide plates respectively. The bidirectional screw is rotatably connected to the two mounting support plates through the two mounting rings and is threaded through the two connecting plates. The two mounting rings are respectively sleeved on both ends of the bidirectional screw, and the outer sides of the two mounting rings are rotatably connected to the two mounting support plates respectively.
3. The anti-winding device for film coating process as described in claim 2, characterized in that, The connecting plate has a threaded hole that penetrates the upper end of the connecting plate and engages with the bidirectional screw; the mounting plate has a mounting hole that penetrates the upper end of the mounting plate and engages with the mounting ring.
4. The anti-winding device for film coating process as described in claim 3, characterized in that, The movable adjustment assembly also includes two fastening bolts, which are threaded onto the two mounting plates and respectively abut against the two mounting rings; the mounting plates also have fastening screw holes, which are located on the upper front side of the mounting plates and cooperate with the fastening bolts.
5. The anti-winding device for film coating process as described in claim 1, characterized in that, The movable adjustment assembly further includes a guide rod, which is fixedly connected to the two mounting plates and located between the two mounting plates, and passes through the two connecting plates; the connecting plate also has a guide hole, which passes through the connecting plate and cooperates with the guide rod.