Winding free edge fixing device for transparent packaging film of photovoltaic module
By designing a free-edge winding device for transparent encapsulation films of photovoltaic modules, the problems of film slippage and tension fluctuation during the winding process were solved, achieving high-quality winding results and improving production stability and yield.
Patent Information
- Application Number
- CN202520158432.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-23
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-01-23
AI Technical Summary
Existing coating machine winding units suffer from problems such as contact roller slippage, unstable tension fluctuations, and poor winding uniformity in the production of transparent encapsulation films for photovoltaic modules, resulting in a reduced product qualification rate.
A winding device for free edge fixing of transparent encapsulation film for photovoltaic modules was designed, including a U-shaped saddle buckle, a free edge fixing component, a base, a guide shaft rail, a limiting plate, a sliding seat component, and an edge fixing guide roller component. The sliding seat component slides freely on the guide shaft rail to adjust the positioning, and the edge fixing guide roller component precisely controls the position of the two sides of the film to achieve low-tension winding.
It effectively prevents film slippage, improves winding stability and production qualification rate, and ensures the production stability and quality of transparent encapsulation film for photovoltaic modules.
Smart Images
Figure CN223722345U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of film coating and winding, especially relates to a winding free edge setting device for photovoltaic module transparent packaging film. BACKGROUND
[0002] The winding of photovoltaic module transparent packaging film (such as EVA adhesive film) is an important link in the production process of solar photovoltaic modules. The produced transparent packaging film is wound neatly and tightly to facilitate subsequent storage, transportation and use. This link is crucial to ensure the quality and performance of photovoltaic modules, because the flatness and tightness of the packaging film directly affect the packaging effect and long-term stability of the photovoltaic module.
[0003] The current coating machine winding unit used in the industry has the following problems: the contact roller jumps and slides before winding; the tension fluctuates unstably due to fluctuations in raw materials and other reasons; the thin film winding contact point slides and deviates. At the same time, due to the requirements of product process characteristics, the tension is small during winding, which greatly reduces the neatness of winding, resulting in winding failure and causing the rejection of products and reducing the qualified rate.
[0004] Therefore, a winding free edge setting device for photovoltaic module transparent packaging film is designed to meet the production process requirements of transparent packaging film and improve production stability and qualified rate. SUMMARY
[0005] The utility model aims at providing a winding free edge setting device for photovoltaic module transparent packaging film, which solves the problem of frequent abnormal phenomenon of sliding to both sides of the winding in the production without designing and installing the winding free edge setting device for photovoltaic module transparent packaging film.
[0006] To achieve the above-mentioned purpose, the utility model provides a winding free edge setting device for photovoltaic module transparent packaging film, which comprises a U-shaped saddle,
[0007] It also includes a free edge setting assembly;
[0008] The free edge setting assembly includes a base, a guide shaft guide rail, a limiting plate, a sliding seat component and an edge setting guide roller component, the base is fixedly connected with the U-shaped saddle through screws, the guide shaft guide rail is fixedly connected with the base through screws and located on the side of the base away from the U-shaped saddle, the limiting plate is fixedly connected with the base through screws and located at both ends of the base, the sliding seat component is slidingly connected with the guide shaft guide rail, and the edge setting guide roller component is located on the side of the guide shaft guide rail close to the sliding seat component.
[0009] The sliding seat component comprises a linear bearing fixing plate, a linear bearing with a seat and an adjustable position fastening handle, the linear bearing fixing plate is fixedly connected with the linear bearing with a seat through a screw, the linear bearing with a seat is slidably connected with the guide shaft rail and is sleeved on the guide shaft rail, and the adjustable position fastening handle is connected with the linear bearing fixing plate and is located on both sides of the linear bearing fixing plate.
[0010] The linear bearing fixing plate is provided with a connecting hole penetrating through the linear bearing fixing plate.
[0011] The aluminum roller shaft is connected with the linear bearing fixing plate through the adjustable position fastening handle and extends into the connecting hole, the aluminum roller is connected with the aluminum roller shaft through the connecting part and is sleeved on the aluminum roller shaft.
[0012] The connecting part comprises a deep groove ball bearing and a shaft clasp spring, the deep groove ball bearing is fixedly connected with the aluminum roller and is located on the inner side of both ends of the aluminum roller, and the shaft clasp spring is fixedly connected with the aluminum roller shaft and is located at both ends of the aluminum roller shaft close to the deep groove ball bearing.
[0013] The sliding seat component is slidably installed on two guide shaft rails, can be freely slid to adjust, position and fix, the edge guiding roller component is connected with the sliding seat component, a plurality of U-shaped buckles are rotated and fixedly installed on the central shaft of the external turnover frame, the film width is installed, the sliding seat component is slid to adjust the edge guiding roller component, and the purpose that the both side edges of the winding are accurately and freely adjusted and controlled is achieved, small tension winding can be realized in the production of the photovoltaic module transparent packaging film, the photovoltaic module transparent packaging film can be better and stably wound and formed, the production process state of the photovoltaic module transparent packaging film is stabilized, and the production stability and the qualified rate are improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] 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.
[0015] Figure 1 is a structure schematic view of the photovoltaic module transparent packaging film winding free edge guiding device of the utility model.
[0016] Figure 2 is a side view connection schematic view of the photovoltaic module transparent packaging film winding free edge guiding device of the utility model.
[0017] Figure 3It is the side view of the winding free edge setting device for the transparent packaging film of the photovoltaic module.
[0018] In the figure: 101-U type saddle, 102-base, 103-guiding shaft guide rail, 104-limiting plate, 105-linear bearing fixing plate, 106-linear bearing with seat, 107-adjustable position fastening handle, 108-connection hole, 109-aluminum roller shaft, 110-aluminum roller, 111-deep groove ball bearing, 112-axle clasp. DETAILED DESCRIPTION
[0019] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.
[0020] Please refer to Figures 1 to 3 , wherein Figure 1 It is the structure schematic view of the winding free edge setting device for the transparent packaging film of the photovoltaic module, Figure 2 It is the side view connection schematic view of the winding free edge setting device for the transparent packaging film of the photovoltaic module, Figure 3 It is the side view of the winding free edge setting device for the transparent packaging film of the photovoltaic module.
[0021] Figure 3 It is the side view of the winding free edge setting device for the transparent packaging film of the photovoltaic module.
[0022] The utility model relates to a kind of winding free edge setting devices for transparent packaging film of photovoltaic module: including U type saddle 101 and free edge setting component, the free edge setting component includes base 102, guiding shaft guide rail 103, limiting plate 104, sliding seat component and edge setting guide roller component, the sliding seat component includes linear bearing fixing plate 105, linear bearing with seat 106 and adjustable position fastening handle 107, the linear bearing fixing plate 105 is equipped with connection hole 108, the edge setting guide roller component includes aluminum roller shaft 109, aluminum roller 110 and connecting component, the connecting component includes deep groove ball bearing 111 and axle clasp 112.It is solved in the production without designing and installing the winding free edge setting device for transparent packaging film of photovoltaic module in the foregoing scheme, the abnormal phenomenon of more frequent side slip to winding is appeared;It can be understood that the foregoing scheme can be matched with the edge positioning by the free edge setting component according to film width, and freely adjust control, to reach the effect of not side slip of winding, greatly improve the winding effect, to stabilize the production process state of transparent packaging film of photovoltaic module, improve production stability and qualified rate.
[0023] In the embodiment, the base 102 is fixedly connected with the U-shaped buckles 101 by screws, the guide shaft rails 103 are fixedly connected with the base 102 by screws and located on the side of the base 102 away from the U-shaped buckles 101, the limiting plates 104 are fixedly connected with the base 102 by screws and located at both ends of the base 102, the sliding seat members are in sliding connection with the guide shaft rails 103, and the edge-setting guide rollers are located on the side of the guide shaft rails 103 close to the sliding seat members; the number of the U-shaped buckles 101 is three, and the two ends of the three U-shaped buckles 101 are evenly installed on one side of the base 102 by screws, the screws are internal hexagonal cylindrical head screws, and the stability of the U-shaped buckles 101 in the screw fastening installation is increased by standard elastic washers and flat washers, the U-shaped buckles 101 are fixed between the external mold rotating frame support columns, the free rotation adjustment of the device can be realized, two guide shaft rails 103 are fixedly arranged on the other side of the base 102 away from the U-shaped buckles 101, are fixedly installed by internal hexagonal flat head screws, are used for sliding installation of the sliding seat members, the sliding seat members can freely slide, adjust, position and fix on the guide shaft rails 103, are used for left and right movement adjustment according to the width of the film, and the limiting plates 104 are arranged close to both ends of the two guide shaft rails 103, are fixedly installed on the base 102 by internal hexagonal cylindrical head screws, are used for limiting the sliding range of the sliding seat members, and avoid the sliding seat members from being separated from the two guide shaft rails 103, the edge-setting guide rollers are installed on the sliding seat members, are used for traceless edge setting of film winding, and prevent adverse effects on the quality of the film; therefore, the device is installed on the central shaft of the external rotating frame by the plurality of U-shaped buckles 101, the edge-setting guide rollers are positioned after the combination of the edge-setting guide rollers and the sliding seat members moves and adjusts positions on the two guide shaft rails 103, the two side edge positions of winding can be accurately and freely adjusted and controlled according to the width of the film, and the abnormal phenomenon of frequent movement to the two sides of winding is avoided.
[0024] The straight line bearing fixed plate 105 is fixedly connected with the band seat linear bearing 106 through screws; the band seat linear bearing 106 is slidably connected with the guide shaft guide rail 103 and is sleeved on the guide shaft guide rail 103; the adjustable position fastening handle 107 is connected with the straight line bearing fixed plate 105 and is located on both sides of the straight line bearing fixed plate 105, and the connecting hole 108 penetrates through the straight line bearing fixed plate 105; two band seat linear bearings 106 are respectively slidably sleeved on two guide shaft guide rails 103, and the two band seat linear bearings 106 are fixedly connected with the straight line bearing fixed plate 105 through inner hexagonal cylindrical head screws, the stable movement of the straight line bearing fixed plate 105 is realized through the two band seat linear bearings 106, the connecting hole 108 on the straight line bearing fixed plate 105 is used for installing and connecting the aluminum roller shaft 109, and the aluminum roller shaft 109 is fixed through the adjustable position fastening handles 107 on both sides, so that the sliding seat member is connected with the edge guiding roller member; the installation film width is adjusted by the sliding seat member to adjust the edge guiding roller member to control the positioning of the film on both sides.
[0025] Secondly, the aluminum roller shaft 109 is connected with the straight line bearing fixed plate 105 through the adjustable position fastening handle 107 and extends into the connecting hole 108; the aluminum roller 110 is connected with the aluminum roller shaft 109 through the connecting part and is sleeved on the aluminum roller shaft 109. One end of the aluminum roller shaft 109 penetrates through the connecting hole 108 and is fixed through the two adjustable position fastening handles 107, the outer side of the aluminum roller shaft 109 is sleeved with the aluminum roller 110 and is rotationally connected through the connecting part, which is used for realizing the mark-free edge of the film and preventing the influence on the quality of the film.
[0026] Meanwhile, the deep groove ball bearing 111 is fixedly connected with the aluminum roller 110 and is located on the inner side of both ends of the aluminum roller 110; the shaft clamp spring 112 is fixedly connected with the aluminum roller shaft 109 and is located on both ends of the aluminum roller shaft 109 close to the deep groove ball bearing 111. The number of the deep groove ball bearings 111 is two, which are respectively located at both ends of the inner cavity of the aluminum roller 110, the outer side of which is fixedly connected with the inner side wall of the aluminum roller 110, and a clamp spring groove is reserved on the inner ring of the deep groove ball bearing 111 for fixedly installing the shaft clamp spring 112, which is used for ensuring that the deep groove ball bearing 111 is fixedly installed on the aluminum roller shaft 109, preventing the aluminum roller 110 from moving axially, and realizing that the aluminum roller 110 is rotationally installed on the aluminum roller shaft 109.
[0027] When the free edge setting device for winding the transparent packaging film of the photovoltaic module is used, the sliding seat member is slidably installed on the two guide shaft rails 103, the free sliding adjustment positioning and fixing can be carried out, the edge guide roller member is connected with the sliding seat member, a plurality of U-shaped buckles 101 are rotated and fixedly installed on the central shaft of the external turnover frame, then the film width is installed, the edge guide roller member is adjusted and positioned through the sliding seat member, and the purpose of accurately and freely adjusting and controlling the positions of the two side edges of the winding is achieved according to different product models, so that the small tension winding can be realized in the production of the transparent packaging film of the photovoltaic module, the stable winding forming can still be better, the production process state of the transparent packaging film of the photovoltaic module is stabilized, and the production stability and the qualified rate are improved.
[0028] The above disclosure is only one or more preferred embodiments of the application, and cannot limit the scope of the application. 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 covered by the application.
Claims
1. A winding and free edge setting device for a photovoltaic module transparent packaging film, comprising a U-shaped girth, characterized in that, it further comprises a free edge setting assembly; the free edge setting assembly comprises a base, a guide shaft rail, a limiting plate, a sliding seat component and an edge setting guide roller component, the base is fixedly connected with the U-shaped girth through screws, the guide shaft rail is fixedly connected with the base through screws and is located on the side of the base away from the U-shaped girth, the limiting plate is fixedly connected with the base through screws and is located at both ends of the base, the sliding seat component is slidingly connected with the guide shaft rail, and the edge setting guide roller component is located on the side of the guide shaft rail close to the sliding seat component.
2. The winding and free edge setting device for a photovoltaic module transparent packaging film according to claim 1, characterized in that, the sliding seat component comprises a linear bearing fixed plate, a linear bearing with a seat and an adjustable position tightening handle, the linear bearing fixed plate is fixedly connected with the linear bearing with a seat through screws; the linear bearing with a seat is slidingly connected with the guide shaft rail and is sleeved on the guide shaft rail; and the adjustable position tightening handle is connected with the linear bearing fixed plate and is located on both sides of the linear bearing fixed plate.
3. The winding and free edge setting device for a photovoltaic module transparent packaging film according to claim 2, characterized in that, a connecting hole is arranged on the linear bearing fixed plate, and the connecting hole penetrates through the linear bearing fixed plate.
4. The winding and free edge setting device for a photovoltaic module transparent packaging film according to claim 3, characterized in that, the edge setting guide roller component comprises an aluminum roller shaft, an aluminum roller and a connecting part, the aluminum roller shaft is connected with the linear bearing fixed plate through the adjustable position tightening handle and extends into the connecting hole; and the aluminum roller is connected with the aluminum roller shaft through the connecting part and is sleeved on the aluminum roller shaft.
5. The winding and free edge setting device for a photovoltaic module transparent packaging film according to claim 4, characterized in that, the connecting part comprises a deep groove ball bearing and a shaft clamp spring, the deep groove ball bearing is fixedly connected with the aluminum roller and is located on the inner side of both ends of the aluminum roller; and the shaft clamp spring is fixedly connected with the aluminum roller shaft and is located at both ends of the aluminum roller shaft close to the deep groove ball bearing.