Online film covering device

Abstract

An on-line film covering device comprises a material belt conveying roller pair used for clamping and conveying a material belt; the adhesive film feeding platform is used for providing a film, and the height of the bottom edge of the film is not lower than that of the bottom edge of the material belt; the film pasting jig is used for pasting the film on the material belt; and the straightening unit is used for carrying out bending straightening on the material belt attached with the diaphragm. According to the on-line film laminating device provided by the utility model, the laminating position of the film on the material belt can be adjusted, and the film is corrected through the correcting device after being laminated, so that the film laminating effect is better, air bubbles do not exist after a gap between the film and the material belt is extruded, the electroplating of a subsequent process is facilitated, and the electroplating quality is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal material plate film production technical field especially relates to an online film device. BACKGROUND

[0002] The existing metal material belt film coating process is only through a pair of compression rollers to press the adhesive film on the metal strip, for example, the metal strip processing production line of CN207240848U can realize local film pasting. The patent structure is simple, and the adhesive film is directly pasted on the surface of the metal strip through a pair of compression rollers, and then directly wound. This leads to the film pasting extrusion not being tight, and local bulging and other phenomena are prone to occur. Especially if the metal strip has surface defects, the film pasting problem will be greater, and may cause film pasting misalignment and other problems. SUMMARY

[0003] The technical problem to be solved by the embodiments of the utility model lies in providing an online film device to solve the problem of poor metal material belt film pasting quality.

[0004] In order to solve the above technical problem, the utility model provides an online film device, which comprises:

[0005] The material belt conveying roller is used for clamping and conveying the material belt.

[0006] The adhesive film feeding platform is used for providing the film piece, and the bottom edge height of the film piece is not lower than the bottom edge height of the material belt.

[0007] The film pasting jig is used for pasting the film piece on the material belt.

[0008] The correction unit is used for bending and correcting the material belt with the pasted film piece.

[0009] The correction unit comprises a plurality of fixed rollers, and the distance between adjacent two fixed rollers is less than the radius of the fixed roller; the movable pasting roller can move towards the fixed roller and abut against the roller surface of the fixed roller, the movable pasting roller and the fixed roller are staggered, so that each movable pasting roller is located on the center surface between adjacent two fixed rollers.

[0010] The movable pasting roller is installed on the movable frame, and the rear part of the movable frame is driven by the driving device.

[0011] The driving device is a pneumatic cylinder or a lead screw.

[0012] The adhesive film feeding platform has two, which can be pasted with the material belt from both sides of the material belt.

[0013] The two adhesive film feeding platforms are located on the same horizontal plate.

[0014] The correction unit further comprises a pre-pressing roller, which is located upstream of the fixed roller and can have an overlapping area with the fixed roller after being projected to the direction of the material belt conveying.

[0015] The width of the overlapping area is not more than one third of the diameter of the fixed roller.

[0016] The diameters of the pre-pressing roller, the fixed roller and the moving pressing roller are the same.

[0017] The adhesive film supply platform is provided with a rotary material changing structure, the middle part is a rotating shaft, and one film roll supporting shaft is installed at each end.

[0018] The adhesive film supply platform is provided with a film roll height adjusting device and a film piece height adjusting device; the film roll height adjusting device is located at the bottom of the film roll, the film piece height adjusting device is located in the film piece supply area, and the adjusting heights of the film roll height adjusting device and the film piece height adjusting device are the same.

[0019] The online film covering device can adjust the adhering position of the film piece on the material belt, corrects the film piece after adhering through the correction device, so that the film covering effect is better, the gap between the film piece and the material belt is squeezed, there is no air bubble, and the subsequent process electroplating is facilitated, and the electroplating quality is better. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The structure diagram of the online film covering device is shown.

[0021] In the figure: 1 is a material belt conveying roller pair; 2 is an adhesive film supply platform; 3 is a film covering jig; 4 is a correction unit; 5 is a fixed roller; 6 is a pre-pressing roller; 7 is a moving pressing roller; 8 is a moving frame; 9 is a driving device; 10 is a horizontal cross plate; 11 is a film piece height adjusting device. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model will be described in detail below. In the following description, a lot of specific details are set forth in order to fully understand the utility model. However, the utility model can be implemented in many other ways different from the description, and those skilled in the art can make similar improvements without departing from the connotation of the utility model, so the utility model is not limited by the following disclosed specific embodiments.

[0023] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly attached to the other element or there may be an intermediate element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or there may be an intermediate element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended only to describe specific embodiments and are not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0025] like Figure 1 As shown, the utility model provides an online laminating device, comprising:

[0026] The material belt conveying roller pair 1 is used to clamp the conveying material belt;

[0027] The film feeding platform 2 is used to provide the film, and the bottom edge height of the film is not lower than the bottom edge height of the material strip;

[0028] Film sticking jig 3, used to stick the film onto the material strip;

[0029] The correction unit 4 is used to correct the bending of the material strip for the film.

[0030] The straightening unit 4 includes a fixed roller 5 and a movable laminating roller 7. There are multiple fixed rollers, and the distance between two adjacent fixed rollers is less than the radius of the fixed roller; the movable laminating roller can move toward the fixed roller and can abut against the roller surface of the fixed roller. The movable laminating roller and the fixed roller are arranged alternately so that each movable laminating roller is located on the center plane between two adjacent fixed rollers.

[0031] The movable laminating roller 7 is mounted on a movable frame 8 , and the rear portion of the movable frame 8 is driven by a driving device 9 .

[0032] The driving device 9 is a cylinder or a screw rod, or may be other structures capable of driving the movable frame 8, such as a motor guide rail.

[0033] The adhesive film feeding platforms 2 are provided with two, which can be bonded to the material strip from both sides, so that the adhesive film can be bonded to the surface of both sides of the material strip according to the process requirements of the film bonding.

[0034] The two film feeding platforms 2 are located on the same horizontal plate 10 . This design allows the film feeding heights of the film feeding platforms 2 on both sides to be easily adjusted to be consistent.

[0035] The correction unit 4 further comprises a pre-pressing roller 6, which is located at a position upstream of the fixed roller and can have an overlapping area with the fixed roller after being projected to the direction of the tape conveying direction, and the pre-pressing roller 6 and the fixed roller adjacent thereto cooperate to perform a pre-bending action on the film-taped tape entering the correction process, and the bending amplitude is smaller than the bending amplitude between the moving pressing roller 7 and the fixed roller 5, so as to perform a gradual bending correction operation.

[0036] The width of the overlapping area is not more than one third of the diameter of the fixed roller, so as to minimize the pre-pressing bending degree of the tape.

[0037] The diameters of the pre-pressing roller 6, the fixed roller 5 and the moving pressing roller 7 are the same, so that the replaceability of product parts is better, and the production cost of the whole machine is reduced.

[0038] The film supply platform 2 is provided with a rotary film replacing structure, the middle part is a rotating shaft, and one film roll supporting shaft is installed at each end, so that after a roll of film is used up, another roll of film can be immediately replaced through the rotating mode of the rotating shaft, so that the film pasting operation can be quickly restored.

[0039] The film supply platform 2 is provided with a film roll height adjusting device and a film piece height adjusting device 11; the film roll height adjusting device is located at the bottom of the film roll, the film piece height adjusting device 11 is located in the film piece supply area, and the adjusting heights of the film roll height adjusting device and the film piece height adjusting device are the same, so that the film piece and the tape are completely parallel, and local wrinkles of the film piece after being pasted with the tape are avoided. The height adjusting device 11 can adopt a bolt adjusting mechanism for fine adjustment operation.

[0040] The online film coating device can adjust the pasting position of the film piece on the tape, and corrects through the correction device after pasting, so that the film pasting effect is better, the gap between the film piece and the tape is squeezed, there is no air bubble, and subsequent process electroplating is facilitated, and the quality of electroplating is better.

[0041] The technical features of the above-described embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that it is within the scope of the present application.

[0042] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several modifications and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. An on-line film coating apparatus characterized by, It comprises: a material belt conveying pair of rollers for clamping the conveying material belt; a film supply platform for providing the film, and the bottom edge height of the film is not lower than the bottom edge height of the material belt; a film laminating jig for laminating the film on the material belt; a correction machine set for bending correction of the material belt laminated with the film.

2. The online film laminating device according to claim 1, wherein the correction machine set comprises fixed rollers and movable laminating rollers, the fixed rollers are multiple, and the distance between two adjacent fixed rollers is less than the radius of the fixed roller; the movable laminating rollers can move towards the fixed rollers and abut against the roller surface of the fixed rollers, the movable laminating rollers are staggered with the fixed rollers, so that each movable laminating roller is located on the center surface between two adjacent fixed rollers.

3. The online film laminating device according to claim 2, wherein the movable laminating rollers are installed on a movable frame, and the rear part of the movable frame is driven by a driving device; the driving device is a pneumatic cylinder or a lead screw.

4. The online film laminating device according to claim 2, wherein the film supply platform has two, which can be laminated with the material belt from both sides of the material belt.

5. The online film laminating device according to claim 2, wherein the two film supply platforms are located on the same horizontal plate.

6. The online film laminating device according to claim 2, wherein the correction machine set further comprises a pre-pressing roller, which is located upstream of the fixed rollers, and after being projected in the direction of the material belt conveying, the pre-pressing roller can have an overlapping area with the fixed rollers.

7. The online film laminating device according to claim 6, wherein the width of the overlapping area is not more than one third of the diameter of the fixed roller.

8. The online film laminating device according to claim 6, wherein the diameters of the pre-pressing roller, the fixed roller and the movable laminating roller are the same.

9. The online film laminating device according to claim 1, wherein a rotary film changing structure is arranged on the film supply platform, the middle part is a rotating shaft, and one film roll supporting shaft is arranged at each end.

10. The online film laminating device according to claim 1, wherein a film roll height adjusting device and a film height adjusting device are arranged on the film supply platform; the film roll height adjusting device is located at the bottom of the film roll, the film height adjusting device is located in the film supply area, and the adjusting heights of the film roll height adjusting device and the film height adjusting device are the same.

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