CN218289818U - Structure of rolling film convex point - Google Patents
Structure of rolling film convex point Download PDFInfo
- Publication number
- CN218289818U CN218289818U CN202222409710.2U CN202222409710U CN218289818U CN 218289818 U CN218289818 U CN 218289818U CN 202222409710 U CN202222409710 U CN 202222409710U CN 218289818 U CN218289818 U CN 218289818U
- Authority
- CN
- China
- Prior art keywords
- film
- roller
- unwinding
- winding
- bump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Physical Vapour Deposition (AREA)
Abstract
The utility model provides a structure of rolled film bump, which relates to the technical field of coating, comprising a film winding and unwinding module and a film rolling assembly which are arranged in a vacuum cavity, wherein the film winding and unwinding module comprises an unwinding roller and a winding roller, the unwinding roller is used for unwinding a film, and the winding roller is used for accommodating the film after coating; film roll-in subassembly is located between unreeling roller and the wind-up roll, including a plurality of compression rollers, first compression roller in these a plurality of compression rollers is the home roll, locate film one side and with this side butt of film, corresponding to the butt of home roll to film one side, the film opposite side is located to at least one compression roller, a bump for on the film rolls in the coating film back, when rolling in the film bump, the film opposite side support film can be followed to the compression roller of film opposite side, form the support to the film, avoid roll-in bump in-process salient point to pierce the film.
Description
Technical Field
The utility model relates to a coating film technical field, more specifically the utility model relates to a structure of roll extrusion film bump.
Background
The vacuum coating device can be used for coating a film on a film substrate, after the film is unreeled, the film substrate is coated above an evaporation boat and then is reeled by a wind-up roll, but sputtering generated in the evaporation process can influence the coating quality, for example, when an aluminum film is coated, an aluminum composite current collector forms a metal film layer of about 1um on the surface of a polymer base film in a vacuum thermal evaporation mode; however, the aluminum wire is heated and evaporated in the evaporation boat, and the phenomenon of aluminum sputtering can occur in the evaporation process, so that large particles are deposited on the surface of the film substrate, and the so-called bump defect in the field is formed. After the film with the salient points is rolled by the rolling mechanism, the salient points can cause the film of the adjacent rolling layer to be punctured.
In the prior art, patent publication No. CN205954103U discloses an environment-friendly vacuum coater for metallized films, which is provided with a pressing roller, wherein the pressing roller can roll the bumps on the film after coating, but the other side of the film is not provided with a roller for supporting the film, so that the bumps can pierce the film instead during rolling the bumps.
Therefore, a new solution for rolling the bump is needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a structure of a rolling film bump.
The utility model provides a technical scheme that its technical problem adopted is: the improvement of a structure of rolling film convex points is that: the film winding and unwinding device comprises a film winding and unwinding module and a film rolling assembly, wherein the film winding and unwinding module and the film rolling assembly are arranged in a vacuum cavity, the film winding and unwinding module comprises an unwinding roller and a winding roller, the unwinding roller is used for unwinding a film, and the winding roller is used for winding the coated film; the film rolling assembly is arranged between the unwinding roller and the winding roller and comprises a plurality of compression rollers, wherein a first compression roller in the plurality of compression rollers is a main roller, one side of the film is arranged and is abutted against the side of the film, the main roller is correspondingly abutted against one side of the film, and at least one compression roller is arranged on the other side of the film and is used for rolling the convex points on the film after the film is coated.
In the structure, other compression rollers in the plurality of compression rollers are arranged on the inner side and the outer side of the film, wherein one side of the other compression roller is abutted against the film, and the other side of the other compression roller is not abutted against the film, and is used for rolling the salient points on the film after film coating.
In the structure, the distance between the press rollers on the two sides of the film is gradually reduced along the film running direction of the film.
In the structure, the film winding and unwinding module further comprises at least one roller, and the roller is arranged between the film rolling assembly and the unwinding roller and the winding roller and used for turning the film.
In the above structure, the press rollers are all drive rollers.
In the structure, the press rollers on two sides of the film rotate along the film moving direction.
In the above structure, the main roller rotates in the film running direction of the film.
In the structure, the device also comprises an evaporation boat which is arranged in the vacuum cavity and used for coating the film, wherein the evaporation boat is arranged right below the main roller;
the film sequentially bypasses the left side, the lower side and the right side of the main roller, so that the film is discharged from the right side of the main roller after being coated on the lower side of the main roller;
and the pressing rollers arranged on the other side of the film are arranged on the right side of the main roller.
In the above structure, the main roll is a cooling roll.
In the structure, the device also comprises a baffle arranged in the vacuum cavity, wherein the baffle is arranged between the evaporation boat and the compression roller on the right side of the main roller and is used for preventing the coating material from evaporating to the compression roller on the right side of the main roller.
The utility model has the advantages that: when the film salient points are rolled, the pressing roller on the other side of the film can abut against the film from the other side of the film to form a support for the film, the film is prevented from being punctured by the salient points in the process of rolling the salient points, the rolled film is accommodated by the winding roller, and the situation that the salient points cause the film of an adjacent winding layer to be punctured after the winding roller winds the film with the salient points is avoided; and the temperature in the vacuum cavity is higher, the salient points on the film are softer, and the salient points are rolled, so that the rolling effect is good.
Drawings
Fig. 1 is a schematic structural diagram of one of the structural embodiments of the rolled film bumps according to the present invention.
Fig. 2-3 are schematic structural diagrams of the compression roller arranged on the inner side and the outer side of the film in the structure of the rolling film convex points of the utility model.
Fig. 4 is a schematic structural diagram of a second embodiment of the structure of the rolled film bumps according to the present invention.
The device comprises a film winding and unwinding module, a film winding and unwinding module and a film unwinding module, wherein 1, the film winding and unwinding module is used for winding and unwinding a film; 2. a film roll assembly; 3. evaporating the boat; 4. unwinding rollers; 5. a wind-up roll; 6. passing through a roller; 7. a compression roller; 8. a main roller; 9. and a baffle plate.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.
Referring to fig. 1, the utility model discloses a structure of roll-in film bump, receive and unreel module 1 including the film of locating in the vacuum cavity, film roll-in subassembly 2 and be used for the evaporation boat 3 for film coating, film is received and is unreeled module 1 and is included unreeling roller 4, wind-up roll 5 and at least one roller 6, roller 6 locates between film roll-in subassembly 2 and unreeling roller 4 and wind-up roll 5, be used for turning to of film, film roll-in subassembly 2 locates between unreeling roller 4 and wind-up roll 5, including a plurality of compression rollers 7, the first compression roller in these a plurality of compression rollers 7 is main roller 8, locate the film inboard and with film inboard butt, corresponding to the butt of main roller 8 to the film inboard, at least one compression roller 7 locates the film outside; the evaporation boat 3 is arranged right below the main roller 8; the film is discharged by the unwinding roller 4, the film turns through the passing roller 6 and sequentially bypasses the left side, the lower side and the right side of the main roller 8, when the film is arranged on the lower side of the main roller 8, the coating material evaporated by the evaporation boat 3 is a film coating film, the film is discharged from the right side of the main roller 8 after being coated, if sputtering occurs in the evaporation process of the coating film, salient points are arranged on the surface of the film discharged from the right side of the main roller 8, the right side of the main roller 8 is abutted against the inner side of the film, correspondingly, the at least one pressing roller 7 arranged on the outer side of the film rolls the salient points on the film on the right side of the main roller 8, so that when the salient points on the film are rolled by the pressing roller 7 on one side of the film, the pressing roller 7 (namely the main roller 8) on the other side of the film supports the film from the other side of the film, the film is prevented from puncturing the film by the salient points in the rolling process, the film after the rolling of the salient points is stored by the rolling roller 5, and the thin film with adjacent punctured winding layers due to the salient points is prevented from being wound by the winding roller 5; and the temperature in the vacuum cavity is higher, the salient points on the film are softer just after the coating is finished, and the salient points are rolled at the moment, so that the rolling effect is good.
The main roller 8 is a cooling roller and can cool the film after film coating. The diameter of the main roller 8 is larger than that of the compression roller 7, and the diameter of the main roller 8 is larger, so that the supporting surface of the film is larger, when the other side of the film is rolled by the compression roller 7, better support can be formed, and the film can be further prevented from being punctured by the salient points.
Referring to fig. 2 and 3, the other press rolls 7 in the plurality of press rolls 7 are arranged on the inner side and the outer side of the film, wherein the press roll 7 on one side is abutted to the film, and the press roll 7 on the other side is not abutted to the film, so that when the press roll 7 which is not abutted to the film rolls the salient point, the press roll 7 which is abutted to the film on the other side of the film forms a support for the film, and further rolls the salient point on the film after coating; furthermore, the distance between the press rollers 7 on the inner side and the outer side of the film is gradually decreased along the film running direction of the film, the distance is gradually decreased, the salient points are gradually rolled, and the height of the salient points can meet the requirements step by step.
The compression rollers 7 are all driving rollers and can be driven by a motor or an air cylinder (the motor or the air cylinder is a conventional application means in the technical field, so that the specific description of the motor or the air cylinder drive is omitted), and the compression rollers 7 on the inner side and the outer side of the film rotate along the film moving direction; furthermore, the main roller 8 rotates along the film moving direction of the film, so that the rolling effect of the film salient points is better, and the film is prevented from being torn when the salient points are rolled.
As one of the embodiment, refer to fig. 1, work as the utility model discloses a structure of roll-in film bump is used when pasting in coating film device, the utility model discloses still including locating baffle 9 in the vacuum cavity, this baffle 9 is located between the compression roller 7 on evaporation boat 3 and the main roll 8 right side for on separation coating material evaporates compression roller 7 on the main roll 8 right side, avoid evaporating the use of coating material influence compression roller 7 on the main roll 8 right side.
As a second embodiment, referring to fig. 4, when the rolled film bump structure of the present invention is applied to a suspension coating apparatus, the structure may be provided with two main rollers 8, and the evaporation boat 3 may be disposed below the two main rollers 8 and between the two main rollers 8.
The utility model discloses a structure of roll-in film bump, when roll-in the film bump, the film can be supported from the film opposite side to the compression roller of film opposite side, forms the support to the film, avoids rolling in the bump in-process the bump to pierce through the film, and the film after the roll-in is accomodate by the wind-up roll, has avoided the wind-up roll to have the film of bump after, the bump causes the film on adjacent coiling layer to be pierced through; and the temperature in the vacuum cavity is higher, the salient points on the film are softer, and the salient points are rolled, so that the rolling effect is good.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.
Claims (10)
1. A structure of rolled film bump is characterized in that: comprises a film winding and unwinding module and a film rolling assembly which are arranged in a vacuum cavity,
the film winding and unwinding module comprises an unwinding roller and a winding roller, the unwinding roller is used for unwinding a film, and the winding roller is used for accommodating the film after coating;
the film rolling assembly is arranged between the unwinding roller and the winding roller and comprises a plurality of compression rollers, wherein a first compression roller in the plurality of compression rollers is a main roller, one side of the film is arranged and is abutted against the side of the film, the main roller is correspondingly abutted against one side of the film, and at least one compression roller is arranged on the other side of the film and is used for rolling the convex points on the film after the film is coated.
2. The structure of a rolled film bump as claimed in claim 1, wherein: and other press rollers in the plurality of press rollers are arranged on the inner side and the outer side of the film, wherein one side of the other press roller is abutted against the film, and the other side of the other press roller is not abutted against the film, and the other press roller is used for rolling the salient points on the film after film coating.
3. The structure of rolled film bumps as defined in claim 2, wherein: and the distance between the press rollers at the two sides of the film is gradually reduced along the film running direction of the film.
4. The structure of a rolled film bump as claimed in claim 1, wherein: the film winding and unwinding module further comprises at least one passing roller, and the passing roller is arranged between the film rolling assembly and the unwinding roller as well as the winding roller and used for turning the film.
5. The structure of rolled film bumps as defined in claim 1, wherein: the compression rollers are all driving rollers.
6. The structure of rolled film bump as claimed in claim 5, wherein: and the press rollers on the two sides of the film rotate along the film running direction.
7. The structure of rolled film bump as claimed in claim 6, wherein: the main roller rotates along the film moving direction of the film.
8. The structure of a rolled film bump as claimed in claim 1, wherein: the evaporation boat is arranged in the vacuum cavity and used for coating the film, and the evaporation boat is arranged right below the main roller;
the film sequentially rounds the left side, the lower side and the right side of the main roller, so that the film is discharged from the right side of the main roller after being coated on the lower side of the main roller;
and the press rolls arranged on the other side of the film are arranged on the right side of the main roll correspondingly to the butt joint of the right side of the main roll and one side of the film.
9. The structure of rolled film bumps as recited in claim 8, wherein: the main roller is a cooling roller.
10. The structure of rolled film bumps as defined in claim 8, wherein: the vacuum coating device is characterized by further comprising a baffle arranged in the vacuum cavity, wherein the baffle is arranged between the evaporation boat and the compression roller on the right side of the main roller and used for preventing the coating materials from evaporating onto the compression roller on the right side of the main roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222409710.2U CN218289818U (en) | 2022-09-09 | 2022-09-09 | Structure of rolling film convex point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222409710.2U CN218289818U (en) | 2022-09-09 | 2022-09-09 | Structure of rolling film convex point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218289818U true CN218289818U (en) | 2023-01-13 |
Family
ID=84813517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222409710.2U Active CN218289818U (en) | 2022-09-09 | 2022-09-09 | Structure of rolling film convex point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218289818U (en) |
-
2022
- 2022-09-09 CN CN202222409710.2U patent/CN218289818U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209851767U (en) | Double-sided composite device for PC (polycarbonate) film | |
| CN210886191U (en) | Evaporation vacuum coating equipment | |
| JP6923184B2 (en) | Methods and equipment for producing catalyst-coated thin films | |
| US12046741B2 (en) | Lithium film forming mechanism and method, and device and method for supplementing electrode sheet with lithium | |
| JP2016526514A (en) | Thin film film winding device and winding method using the same | |
| JPH11162787A (en) | Method for manufacturing electrode body for electrochemical rechargeable element | |
| CN218289818U (en) | Structure of rolling film convex point | |
| JP6903910B2 (en) | Fuel cell manufacturing method, membrane / electrode assembly, fuel cell | |
| CN1230263C (en) | Method of winding up copper foil on core | |
| JPS598366B2 (en) | Polyurethane film that prevents blocking and its manufacturing method | |
| JP2939829B2 (en) | Method for producing matte aluminum foil | |
| CN115566147B (en) | Copper film double-sided lithium coating device and copper film double-sided lithium coating method | |
| JP3684941B2 (en) | Coating film forming apparatus and coating film forming method | |
| CN108823546A (en) | A kind of cold plating appts of Vacuum Deposition deflector roll | |
| CN116936722A (en) | Dry membrane and dry electrode slice preparation method and preparation device | |
| CN117144324A (en) | Double-drum composite coating equipment for current collector electrode of lithium battery | |
| CN114103386A (en) | Lithium strip calendering equipment, lithium copper double-sided compounding equipment and lithium copper double-sided compounding method | |
| EP1958284A1 (en) | Method for continuously producing a ccb electrode-membrane-electrode assembly | |
| CN116200719A (en) | Device for rolling film salient points | |
| CN218197397U (en) | Die penetrating system of double-compound dry compound machine | |
| CN216857240U (en) | Electrode coating device | |
| KR20230017471A (en) | Manufacturing equipment for ultra thin foil and manufacturing method for ultra thin foil | |
| CN212263740U (en) | Proton membrane coating device | |
| CN217476813U (en) | Multifunctional compound machine | |
| CN218286797U (en) | Adjustable compression roller structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |