TWM652336U - Automatic film peeling system - Google Patents

Abstract

An automatic film peeling system includes an input device, a film peeling device, an output device and a temporary storage device. The input device is used to receive a substrate. The film peeling device is connected to the input device to peel off a protective film on a surface of the substrate. The output device is connected to the film peeling device to output the substrate after removing the protective film. The temporary storage device is installed in the output device to temporarily store substrates whose protective films have not been completely removed.

Description

Automatic film tearing system

The new system relates to a film tearing system. Especially about an automatic film tearing system.

With the advancement of science and technology, the electronics industry is also booming, and printed circuit boards (PCBs) are becoming more and more widely used. Since printed circuit boards have many advantages and are easy to assemble, they can be easily used in various electronic products and equipment for standardized assembly. They can also be used for automated and large-scale mass production, and are widely used in various electronic products and equipment. among the equipment.

In the printed circuit board production process, before the substrate is exposed, a photoresist layer and a film adhered to the surface of the photoresist layer are generally formed on the upper and lower surfaces of the substrate. After exposure, the film is peeled off to remove the photoresist layer. Exposed for subsequent development and etching processes.

However, with the existing method of peeling off the film, there is still a possibility that the film remains, causing defects in subsequent processes. How to provide a convenient and fast method and equipment for peeling off films will help improve the production quality of printed circuit boards and reduce production costs.

The new content is intended to provide a simplified summary of the disclosure so that readers can have a basic understanding of the disclosure. This summary is not an extensive overview of the disclosure and is not intended to identify key/critical elements of the disclosure or to delineate the scope of the disclosure.

One of the purposes of this new model is to provide an automatic film tearing system that can easily and quickly remove the protective film on the surface of the board and detect film residues to improve the manufacturing quality of printed circuit boards.

In order to achieve the above purpose, one technical aspect of the present invention relates to an automatic film tearing system including a feeding device, a film tearing device, a discharging device and a temporary storage device. The feeding device is used to receive a substrate. The film tearing device is connected to the feeding device to tear off the protective film on the surface of the substrate. The discharge device is connected to the film tearing device to output the substrate with the protective film removed and temporarily store it. The device is installed in the discharging device to temporarily store substrates whose protective films have not been completely removed.

In some embodiments, the automatic film tearing system further includes an upper film conveying device disposed above the film tearing device to convey the protective film on the upper surface of the substrate.

In some embodiments, the automatic film tearing system further includes an upper film storage located on one side of the film tearing device. The upper film transport device transports the protective film on the upper surface of the substrate to the upper film storage for storage.

In some embodiments, the automatic film tearing system further includes a lower film storage device disposed below the film tearing device to store the protective film on the lower surface of the substrate.

In some embodiments, the feeding device includes a plurality of feeding rollers for transporting the substrate to the film tearing device.

In some embodiments, the discharging device includes a plurality of discharging rollers, which are located behind the feeding roller and rotate synchronously with the feeding roller.

In some embodiments, the feeding device includes a plurality of clampers for positioning the substrate.

In some embodiments, the film tearing device includes an embossing clamp and an embossing wheel. The embossing splint is used to press the substrate, and the embossing wheel is arranged behind the embossing splint to roll the protective film on the substrate.

In some embodiments, the film tearing device further includes a film wheel disposed behind the embossing wheel to peel off the protective film on the substrate.

In some embodiments, the film tearing device further includes a cleaning rubber wheel, which is disposed behind the film removing wheel to clean the film removing wheel.

In some embodiments, the film tearing device further includes a film guiding device disposed above the film taking wheel to guide the protective film to the upper film conveying device.

In some embodiments, the automatic film tearing system further includes a plurality of film tearing abnormal sensors arranged in the discharging device to detect whether there is any protective film remaining on the substrate.

Therefore, the automatic film tearing system can conveniently and quickly remove the protective film of the circuit board and inspect the residual protective film to avoid defects caused by the residual protective film in subsequent processes and effectively improve the quality of the circuit board. Production efficiency and quality.

The following is a detailed description of the embodiments with the accompanying drawings. However, the embodiments provided are not intended to limit the scope of the present disclosure, and the description of the structural operation is not intended to limit the order of its execution. Any recombination of components The structures and devices with equal functions are all within the scope of this disclosure. In addition, the drawings are for illustrative purposes only and are not drawn to original size. To facilitate understanding, the same elements or similar elements will be designated with the same symbols in the following description.

In addition, unless otherwise noted, the terms used throughout the specification and patent application generally have their ordinary meanings when used in the field, in the disclosure and in the special content. . Certain terms used to describe the present disclosure are discussed below or elsewhere in this specification to provide those skilled in the art with additional guidance in describing the present disclosure.

In the embodiments and the scope of the patent application, unless there is a special limitation on the article in the context, "a" and "the" can generally refer to a single one or a plurality. The numbers used in the steps are only used to mark the steps for ease of explanation, but are not used to limit the order and implementation manner.

Secondly, the words "include", "include", "have", "contain", etc. used in this article are all open terms, which mean including but not limited to.

Figure 1 is a three-dimensional schematic diagram of the automatic film tearing system, Figure 2 is a schematic diagram of some components of the film tearing device of the automatic film tearing system, and Figure 3 shows the film tearing device of the automatic film tearing system. Another part of the component diagram. In addition, Figure 4 is a schematic diagram showing the discharging device and temporary storage device of the automatic film tearing system.

First referring to Figure 1, as shown in the figure, the automatic film tearing system 100 includes a feeding device 110, a film tearing device 120, a discharging device 160 and a temporary storage device 170. The feeding device 110 is provided with a plurality of feeding rollers 112 for transporting a substrate to the film tearing device 120 . In some embodiments, the substrate includes a printed circuit board substrate, which is covered with a protective film to protect the photoresist dry film on the substrate. The film tearing device 120 is connected to the feeding device 110 for tearing off the protective film on the surface of the substrate. The discharging device 160 is connected to the film tearing device 120 to output the substrate from which the protective film has been removed to the next workstation for subsequent processes.

In addition, the temporary storage device 170 is provided in the discharging device 160, so that it can be arranged in a staggered manner in the discharging device 160, and can also be raised and lowered from the discharging device 160 as needed to temporarily store incompletely removed protection. Thin film substrates or other printed circuit board substrates that need to be temporarily stored to facilitate on-site operators for subsequent substrate processing, thereby improving the yield and output of the process.

In some embodiments, the automatic film tearing system 100 further includes an upper film conveying device 130 and an upper film storage 140 . The upper film conveying device 130 is disposed above the film tearing device 120 to convey the protective film torn off from the upper surface of the substrate to the upper film storage 140 . In some embodiments, the upper film storage 140 is preferably located on one side of the film tearing device 120 to facilitate the upper film transfer device 130 to transport the protective film on the upper surface to the upper film storage 140 for storage.

In some embodiments, the automatic film tearing system 100 further includes a lower film storage 150 disposed below the film tearing device 120 to store the protective film on the lower surface of the substrate.

In some embodiments, the discharging device 160 also includes a plurality of discharging rollers 162, which are located behind the feeding roller 112 and rotate synchronously with the feeding roller 112. For example, a synchronous conveyor wheel is used to synchronously rotate the feeding roller 112. and discharging roller 162.

In some embodiments, the feeding device 110 includes a plurality of clamps 114 located on the left and right sides of the substrate to position the substrate in the left and right directions so that the substrate moves along the direction in which the feeding roller 112 rotates.

Referring to FIGS. 1 and 2 simultaneously, as shown in the figures, in some embodiments, the film tearing device 120 includes an embossing clamp 122 and an embossing wheel 232 . The embossing wheel 232 is arranged behind the embossing clamping plate 122 . The embossing splint 122 is used to press the substrate to prevent movement during embossing, and the embossing wheel 232 can move horizontally along the edge of the substrate to roll the edge of the protective film on the substrate, thereby creating an embossing pattern on the protective film. road.

In addition, an embossing clamping plate moving device 210 is provided behind the embossing clamping plate 122 of the film tearing device 120 to move the embossing clamping plate 122 up and down to clamp or loosen the substrate. In some embodiments, an embossing wheel lifting device 220 and an embossing wheel horizontal moving device 230 are further provided behind the embossing plywood 122 to provide the embossing wheel 232 with the ability to move up and down and left and right, thereby clamping the embossing plywood 122 When removing the substrate, the embossing wheel 232 is used to emboss the protective film along the edge of the substrate to facilitate the subsequent film tearing process.

Referring to FIG. 3 , in some embodiments, the film tearing device 120 further includes a film wheel 310 disposed behind the embossing wheel 232 to peel off the protective film on the substrate. In some embodiments, the film lifting wheel 310 may be a silicone roller, and dust paper may also be disposed on it to effectively peel off the protective film.

In some embodiments, the film tearing device 120 further includes an air blowing device, which can blow air between the substrate and the protective film to increase the film tearing efficiency and avoid causing damage to the substrate and the photoresist dry film on the substrate. damaged.

In some embodiments, the film tearing device 120 further includes a cleaning rubber wheel 320 disposed behind the film removing wheel 310 for cleaning the film removing wheel 310 .

In some embodiments, the film tearing device 120 further includes a film guide device 330 disposed above the film taking wheel 310 to guide the torn protective film to the upper film conveying device 130, and then the upper film conveying device 130 conveys it to the upper film. stored in the film storage 140.

In some embodiments, the upper film conveying device 130 includes a clamping claw to transport the torn protective film to the top of the upper film storage 140 , and then the clamping claw releases the protective film so that it falls into the upper film storage 140 stored in.

Referring also to Figure 4, as shown in the figure, in some embodiments, the automatic film tearing system 100 further includes a plurality of film tearing abnormal sensors 450, which are disposed in the discharging device 160 to detect whether there is any abnormal film tearing on the substrate. There are protective film residues, which effectively prevents protective film residues on the substrate and improves the production quality and yield of printed circuit boards.

In addition, the temporary storage device 170 includes a lifting base 410 , a support array formed by a plurality of supporting support rods 20 , a lifting motor 430 and a plurality of position sensors 440 . The load-bearing support rods 20 are installed on the lifting base 410 and arranged to form a support array. They can be staggered with the discharging rollers 162 in the discharging device 160, so they can be effectively accommodated in the discharging device 160, and Located in the gap between the discharging roller 162. In addition, the temporary storage device 170 can use the lifting motor 430 to further drive the lifting base 410 to rise or fall, so that the load-bearing support rods 420 arranged on the same horizontal plane form a support platform, and then the substrate with residual protective film detected is moved upward. to leave the surface of the discharging roller 162 and be temporarily stored on the supporting support rod 420 to form a support platform for subsequent processing by on-site personnel.

In some embodiments, a plurality of load-bearing support rods 420 may form a plurality of support platforms to temporarily store a plurality of substrates. The position sensor 440 can provide the controller 180 with the current height of the support platform formed by the lifting base 410 and the supporting support rod 420, and then control the lifting motor 430 to drive the lifting base 410 to rise or fall.

In view of this, the automatic film tearing system can easily and quickly remove the protective film of the circuit board and inspect the residual protective film to avoid defects caused by the residual protective film in subsequent processes and effectively improve the circuit quality. Board production efficiency and quality.

However, the above are only preferred embodiments of the present invention, and should not be used to limit the scope of the present invention. That is, any simple equivalent changes and modifications made in accordance with the patent scope of the present invention and the description of the new model, All are still within the scope of this new patent. In addition, any embodiment or patentable scope of the present invention does not need to achieve all the purposes, advantages or features disclosed in the present invention. In addition, the abstract part and title are only used to assist in searching patent documents and are not used to limit the scope of rights of the present invention. In addition, terms such as “first” and “second” mentioned in this specification or the scope of the patent application are only used to name elements or to distinguish different embodiments or scopes, and are not used to limit the number of elements. upper or lower limit.

Although the disclosure has been disclosed in the above embodiments, it is not intended to limit the disclosure. Anyone with ordinary knowledge in the art can make various modifications and modifications without departing from the spirit and scope of the disclosure. Therefore, the disclosure The scope of protection shall be subject to the scope of the patent application attached.

100: Automatic film tearing system 110: Feeding device 112: Feeding roller 114: splint 120: Film tearing device 122:Embossed plywood 130: Film conveying device 140: Upper film storage 150:Lower film storage 160: Discharging device 162: Discharge roller 170: Temporary storage device 180:Controller 210: Embossed plywood moving device 220: Embossing wheel lifting device 230: Embossing wheel horizontal moving device 232:Embossing wheel 310: Film forming wheel 320:Clean rubber wheels 330: Film guide device 410: Lift seat 420: Load bearing support rod 430: Lift motor 440: Position sensor 450: Film tearing abnormality sensor

In order to make the above and other objects, features, advantages and embodiments of the present disclosure more obvious and understandable, the accompanying drawings are described as follows: Figure 1 is a schematic three-dimensional view of an automatic film tearing system according to an embodiment of the present invention. Figure 2 is a schematic diagram of some components of a film tearing device of an automatic film tearing system according to an embodiment of the present invention. Figure 3 is a schematic diagram of another part of the film tearing device of an automatic film tearing system according to an embodiment of the present invention. Figure 4 is a schematic diagram of the discharging device and the temporary storage device of an automatic film tearing system according to an embodiment of the present invention.

100: Automatic film tearing system

110: Feeding device

112: Feeding roller

114: splint

120: Film tearing device

122:Embossed plywood

130: Film conveying device

140: Upper film storage

150:Lower film storage

160: Discharging device

162: Discharge roller

170: Temporary storage device

180:Controller

Claims (12)

An automatic film tearing system, including: a feeding device for receiving a substrate; A film tearing device, connected to the feeding device, used to tear off a protective film on the surface of the substrate; An outfeed device is connected to the film tearing device to output the substrate from which the protective film has been removed; and A temporary storage device is provided in the discharging device to temporarily store the substrate from which the protective film has not been completely removed. The automatic film tearing system as described in claim 1 further includes: An upper film conveying device is disposed above the film tearing device to convey the protective film on the upper surface of the substrate. The automatic film tearing system as described in claim 2 further includes: An upper film storage is located on one side of the film tearing device, wherein the upper film transfer device transports the protective film on the upper surface of the substrate to the upper film storage for storage. The automatic film tearing system as described in claim 1 further includes: A lower film storage is disposed below the film tearing device to store the protective film on the lower surface of the substrate. The automatic film tearing system as described in claim 1, wherein the feeding device includes: A plurality of feeding rollers are used to transport the substrate to the film tearing device. The automatic film tearing system as described in claim 5, wherein the discharging device includes: A plurality of discharging rollers are located behind the feeding rollers and rotate synchronously with the feeding rollers. The automatic film tearing system as described in claim 1, wherein the feeding device includes: A plurality of clamps are used to position the substrate. The automatic film tearing system as described in claim 2, wherein the film tearing device includes: An embossed plywood to hold the base plate; and An embossing wheel is disposed behind the embossing clamping plate for rolling on the protective film on the substrate. The automatic film tearing system as described in claim 8, wherein the film tearing device further includes: A film wheel is arranged behind the embossing wheel to peel off the protective film on the substrate. The automatic film tearing system as described in claim 9, wherein the film tearing device further includes: A cleaning rubber wheel is arranged behind the film-emitting wheel to clean the film-emitting wheel. The automatic film tearing system as claimed in claim 10, wherein the film tearing device further includes: A film guiding device is provided above the film taking wheel to guide the protective film to the upper film conveying device. The automatic film tearing system as described in claim 1 further includes: A plurality of film tearing abnormality sensors are arranged in the discharging device to detect whether there is any protective film remaining on the substrate.

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