CN113561622B

CN113561622B - Preparation method and preparation device of die-cutting composite product

Info

Publication number: CN113561622B
Application number: CN202110871924.9A
Authority: CN
Inventors: 刘江; 刘巧
Original assignee: Shenzhen Weiyixin Precision Technology Co ltd
Current assignee: Shenzhen Weiyixin Precision Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2023-05-02
Anticipated expiration: 2041-07-30
Also published as: CN113561622A

Abstract

The invention provides a preparation method and a preparation device of a die-cutting composite product, wherein the die-cutting composite product comprises a transparent silica gel protective film, a transparent strong and weak protective adhesive film layer, a metal foil, a polyimide adhesive tape, foam, a transparent grid release film and a bottom supporting protective film which are arranged in a stacked manner from top to bottom; the preparation method comprises the following steps: firstly, preparing a first semi-finished product, and compositing the first semi-finished product with a bottom supporting protective film to obtain a second semi-finished product; compounding a backing protective film, a metal foil, a polyimide adhesive tape and foam cotton to obtain a first main material semi-finished product, die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing protective film is reached to obtain a second main material semi-finished product, and then asynchronously transferring the second main material semi-finished product to the second semi-finished product to obtain a third semi-finished product, and compounding a transparent strong and weak adhesive tape on a transparent silica gel protective film to obtain a fourth semi-finished product; and (5) die-cutting by a forming cutter to obtain the die-cut composite product. By adopting the technical scheme of the invention, the main materials of the product are saved, and the cost is reduced.

Description

Preparation method and preparation device of die-cutting composite product

Technical Field

The invention belongs to the technical field of composite product preparation, and particularly relates to a preparation method and a preparation device of a die-cut composite product.

Background

Along with the continuous competition of the die cutting industry technology, the auxiliary material die cutting product filling release film layering process is a product layering and process design method by virtue of the auxiliary material filling release film of the electronic die cutting piece multi-layer complex product, so that the die cutting product layering process is high in efficiency; in the state that the layers of the original product are not changed, the novel added layers can also save the main material of the product and reduce the cost, meanwhile, the novel added layers are preliminarily designed on a multi-layer process, and the filling release film is newly added as an auxiliary material to be applied to the same plane; can solve the problems of saving main materials and auxiliary materials and improving the die cutting technology in the layering process of various product auxiliary materials.

In the die cutting and attaching process of the old multi-layer materials, the problem that the materials are not discharged due to leakage occurs in the waste discharge place of the product, and the manual processing at the rear section causes large manual loss and more man-hour; high labor cost and continuously rising material cost. In addition, in the multilayer material die cutting automatic laminating process, in order to match with the automatic rhythm, the problems of material waste, high rejection rate and the like are caused, the product size precision is increased, standardized management and control are difficult to carry out, the product is unqualified and poor due to one size tolerance, the higher reject ratio is caused by a plurality of working procedures, and the production efficiency is low.

Disclosure of Invention

Aiming at the technical problems, the invention discloses a preparation method and a preparation device of a die-cutting composite product,

in this regard, the invention adopts the following technical scheme:

the preparation method of the die-cutting composite product comprises a transparent silica gel protective film, a transparent strong and weak protective adhesive film layer, a metal foil, a polyimide adhesive tape, foam, a transparent grid release film and a bottom supporting protective film which are arranged in a laminated manner from top to bottom, wherein the periphery of the transparent grid release film is filled with a filled release film;

the preparation method of the die-cut composite product comprises the following steps:

step S1, preparing a first semi-finished product, wherein the first semi-finished product is a release film with hollowed product grades arranged at intervals, and filling release films of die-cut composite products are formed around the hollowed product grades;

s2, compounding the first semi-finished product and the backing protective film together to enable the backing protective film to completely cover the hollowed product grade, and obtaining a second semi-finished product;

step S3, compounding a backing film, a metal foil, a polyimide adhesive tape and foam to obtain a first main material semi-finished product, wherein a transparent grid release film is arranged on the outer surface of the foam; die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing film is formed, and obtaining a second main material semi-finished product containing a main material product without a jump distance interval, wherein the backing film is not cut; then, transferring the main material products of the second main material semi-finished product to the second semi-finished product in a positioning asynchronous way, enabling the transparent grid release film in the main material products to be attached to a product position and attached to the periphery of an inner frame filled with the release film to obtain a third semi-finished product, enabling the distances between adjacent main material products to be the same, and discharging die-cut materials through a backing film;

S4, compounding a transparent strong and weak adhesive tape on the transparent silica gel protective film, wherein the strong adhesive surface of the transparent strong and weak adhesive tape is attached to the transparent silica gel protective film and then is compounded with the third semi-finished product, so that the weak adhesive surface of the transparent strong and weak adhesive tape is attached to the metal foil layer, and a fourth semi-finished product is obtained;

and S5, die-cutting the fourth semi-finished product by a forming cutter to obtain the die-cut composite product.

Further, in step S5, the fourth semi-finished product is die-cut through a forming cutter, and a roll-cut product forming frame is formed, so that the die-cut composite product is obtained.

In the step S1, after the first release film and the first backing film are compounded, die cutting is carried out on the first release film on the upper layer through a frame cutter, the cut part of the frame cutter is continuously discharged through the first backing film on the bottom layer, so that a first semi-finished product with hollow product grades arranged at intervals is obtained, and continuous forward feeding is carried out;

in step S2, the second release film and the bottom supporting protective film are fed simultaneously, so that the second release film is positioned on the upper surface of the first semi-finished product, the bottom supporting protective film is positioned on the lower surface of the first semi-finished product, the three-layer structure is compounded, then the second release film is removed, the second semi-finished product is obtained, and the feeding is continued forwards.

In step S3, the backing film and the metal foil are compounded, the metal foil faces downwards, the self-carrying release film of the metal foil adhesive surface is adhered upwards, then the self-carrying release film of the metal foil adhesive surface is removed, the metal foil adhesive surface and the polyimide adhesive tape film surface are compounded, the PET film of the polyimide adhesive tape adhesive surface is removed by a stripping knife, and then the polyimide adhesive tape adhesive surface and the foam surface of foam are compounded to obtain a first main material semi-finished product.

As a further improvement of the present invention, in step S4, a first single-sided adhesive tape is adhered to one side of the strong adhesive layer surface of the transparent strong and weak protective adhesive film layer of the die-cut composite product, and a second adhesive tape and a third adhesive tape are adhered to one side of the weak adhesive layer surface of the transparent strong and weak protective adhesive film layer, which is prepared by the following steps:

compounding a first single-sided adhesive tape on the double-layer compound silica gel film, and continuously rolling and cutting the double-layer compound silica gel film by rolling and cutting to form a shape of the first single-sided adhesive tape, so that the first single-sided adhesive tape is attached to the double-layer silica gel film by rolling and cutting, and discharging the waste material of the first single-sided adhesive tape; then, the adhesive is compounded with the transparent strong and weak adhesive tape, so that the strong adhesive layer surface of the transparent strong and weak adhesive tape is compounded with the first single-sided adhesive tape on the double-layer silica gel film and the silica gel film on the surface of the layer; then, compounding a second adhesive tape and a third adhesive tape on the weak adhesive layer surface of the transparent strong and weak adhesive tape, cutting off the second adhesive tape and the third adhesive tape by rolling, continuously discharging the waste materials of the second adhesive tape and the third adhesive tape, and compounding the waste materials with the third semi-finished product in the step S3, so that the second adhesive tape and the third adhesive tape with the rolled and cut surfaces are attached to the transparent strong and weak adhesive tape on the surfaces and the metal foil layer to obtain a fourth semi-finished product; continuously feeding forward.

In step S5, the fourth semi-finished product is die-cut by a forming knife, a product forming frame is rolled and cut, the rolling and cutting is half-cut on a transparent grid release film on the surface of foam, the transparent grid release film on the surface of foam is continuous, and waste materials of the product frame are discharged;

and rolling and cutting the product forming frame through a forming material belt edge cutter, rolling and cutting the product forming frame to the bottom silica gel film of the double-layer composite silica gel film to obtain a fifth semi-finished product, discharging waste through the bottom silica gel film, and compounding a layer of protective film on the surface of the silica gel film of the fifth semi-finished product.

The invention also discloses a preparation device of the die-cut composite product preparation method, which comprises the following steps:

the first semi-finished product preparation module is used for preparing a release film with hollow product grades arranged at intervals, and filling release films of die-cutting composite products are formed around the hollow product grades;

the second semi-finished product preparation module is used for compounding the first semi-finished product and the bottom supporting protection film together, so that the bottom supporting protection film completely covers the hollowed product grade, and a second semi-finished product is obtained;

the third semi-finished product preparation module is used for compounding the backing film, the metal foil, the polyimide adhesive tape and the foam to obtain a first main material semi-finished product, wherein a transparent grid release film is arranged on the surface of the foam; die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing film is formed, and obtaining a second main material semi-finished product of the main material product without jump distance interval, wherein the backing film is not cut; then, transferring the main material products of the second main material semi-finished product to the second semi-finished product in a positioning asynchronous way, enabling the transparent grid release film in the main material products to be attached to a product position and attached to the periphery of an inner frame filled with the release film to obtain a third semi-finished product, enabling the distances between adjacent main material products to be the same, and discharging die-cut materials through a backing film;

A fourth semi-finished product preparation module, wherein a transparent strong and weak adhesive tape is compounded on the transparent silica gel protective film, the strong adhesive surface of the transparent strong and weak adhesive tape is attached to the transparent silica gel protective film, and then the transparent strong and weak adhesive tape is compounded with the third semi-finished product, so that the weak adhesive surface of the transparent strong and weak adhesive tape is attached to the metal foil layer, and a fourth semi-finished product is obtained;

and a finished product cutting module for die-cutting the fourth semi-finished product by a forming cutter, and forming a rolling cutting product forming frame to obtain the die-cut composite product.

As a further improvement of the invention, the first semi-finished product preparation module comprises a first compounding mechanism, a second compounding mechanism positioned at the downstream of the first compounding mechanism and a frame cutter, wherein the frame cutter is positioned above the material of the second compounding roller; and the two opposite sides of the first composite mechanism are respectively provided with a first release film roll material frame and a second release film roll material frame.

As a further improvement of the invention, the second semi-finished product preparation module comprises a third composite mechanism and a fourth composite mechanism, wherein the fourth composite mechanism is positioned at one side of the downstream of the third composite mechanism, two opposite sides of the third composite mechanism are respectively provided with a second release film material frame and a support bottom protection film material frame, and one side of the support bottom protection film material frame is also provided with a first release film waste frame; the fourth composite mechanism is provided with a second release film waste rack on the same side of the second release film rack.

As a further improvement of the invention, the third semi-finished product preparation module comprises a main material semi-finished product preparation module and a third semi-finished product composite preparation module, wherein the main material semi-finished product preparation module is positioned above or below the composite preparation module;

the main material semi-finished product preparation module comprises a backing film feeding roller set, wherein a backing film material rack is arranged on one side of the backing film feeding roller set, a metal foil composite mechanism is arranged on the downstream of the backing film feeding roller set, and a metal foil material rack and a metal foil protection film material collecting rack are arranged on one side of the metal foil composite mechanism; a polyimide adhesive tape compounding mechanism is arranged at the downstream of the metal foil compounding mechanism, and a polyimide adhesive tape rack and a polyimide adhesive tape protective film collecting rack are arranged at one side of the polyimide adhesive tape compounding mechanism; the low reaches of polyimide sticky tape compounding mechanism are equipped with the cotton compounding mechanism of bubble, one side of the cotton compounding mechanism of bubble is equipped with the cotton work or material rest of bubble, and the low reaches of the cotton compounding mechanism of bubble are equipped with cross cutting subassembly and asynchronous location and change and glue the mechanism, cross cutting subassembly includes asynchronous frame sword. Further, the die cutting assembly comprises a conveying mechanism, and the asynchronous frame knife is positioned above or below the material of the conveying mechanism.

As a further improvement of the invention, the composite preparation module comprises a fifth composite mechanism positioned at the downstream of the fourth composite mechanism, wherein the asynchronous positioning and adhesion transferring mechanism is positioned at one side of the fifth composite mechanism, and a backing film waste frame is further arranged at one side of the fifth composite mechanism.

As a further improvement of the invention, the fourth semi-finished product preparation module comprises a transparent strong and weak adhesive tape composite preparation module and a fourth semi-finished product composite preparation module;

the transparent strong and weak adhesive tape composite preparation module comprises a double-layer silica gel film feeding roller set, wherein a silica gel film protection film receiving rack is arranged on one side of the double-layer silica gel film feeding roller set; a first single-sided adhesive tape compounding mechanism is arranged at the downstream of the double-layer silica gel film feeding roller group; the downstream of the first single-sided adhesive tape compounding mechanism is provided with a first single-sided adhesive tape rolling and cutting mechanism, one side of the first single-sided adhesive tape compounding mechanism is provided with a first single-sided adhesive tape rack, the first single-sided adhesive tape rolling and cutting mechanism comprises a first single-sided adhesive tape rolling and cutting cutter, and one side of the first single-sided adhesive tape rolling and cutting mechanism is provided with a first single-sided adhesive tape waste rack; a transparent strong and weak adhesive tape composite mechanism is arranged at the downstream of the first single-sided adhesive tape rolling and cutting mechanism, and a transparent strong and weak adhesive tape material rack and a transparent strong and weak adhesive tape strong adhesive surface protection film material collecting rack are arranged at one side of the transparent strong and weak adhesive tape composite mechanism; a second adhesive tape and a third adhesive tape compounding mechanism are arranged at the downstream of the transparent strong and weak adhesive tape compounding mechanism, and a second adhesive tape and a third adhesive tape material frame and a transparent strong and weak adhesive tape surface protection film material receiving frame are arranged at one side of the second adhesive tape and third adhesive tape compounding mechanism; the downstream of the second adhesive tape and third adhesive tape compounding mechanism is provided with a second adhesive tape and third adhesive tape rolling and cutting mechanism, and one side of the second adhesive tape and third adhesive tape rolling and cutting mechanism is provided with a second adhesive tape and third adhesive tape waste frame;

The fourth semi-finished product composite preparation module comprises a sixth composite mechanism positioned at the downstream of the fifth composite mechanism, and the second adhesive tape and the third adhesive tape roll cutting mechanism are positioned at one side of the sixth composite mechanism.

Further, the first single-sided tape roll cutting mechanism comprises a material conveying mechanism, and the first single-sided tape roll cutting tool is positioned above the material of the material conveying mechanism.

Further, the second adhesive tape and the third adhesive tape rolling and cutting mechanism comprise a material conveying mechanism, a second adhesive tape and a third adhesive tape rolling and cutting tool, and the second adhesive tape and the third adhesive tape rolling and cutting tool are positioned above the material of the conveying mechanism.

As a further improvement of the invention, the finished product cutting module comprises a product forming frame rolling and cutting mechanism (waste is discharged from a rolling and cutting product frame) positioned at the downstream of the sixth composite mechanism, a feeding roller set is arranged at the downstream of the product forming frame rolling and cutting mechanism, and a waste frame material rack is arranged at one side of the feeding roller set; the low reaches of feed roll group is equipped with shaping material area limit sword slitting machine and constructs, one side of shaping material area limit sword slitting machine constructs is equipped with the waste material work or material rest, the low reaches of shaping material area limit sword slitting machine constructs is equipped with the finished product protection film compound mechanism, one side of finished product protection film compound mechanism is equipped with the protection film work or material rest, the low reaches of finished product protection film compound mechanism is equipped with the finished product and receives the work or material rest.

Further, the product forming frame rolling and cutting mechanism comprises a conveying mechanism and a product forming frame rolling and cutting tool, and the product forming frame rolling and cutting tool is positioned above the materials of the conveying mechanism.

Further, the formed material belt edge cutter rolling and cutting mechanism comprises a conveying mechanism and a formed material belt edge cutter rolling and cutting tool, and the formed material belt edge cutter rolling and cutting tool is positioned above the materials of the conveying mechanism.

Compared with the prior art, the invention has the beneficial effects that:

firstly, by adopting the technical scheme of the invention, through innovative design, under the condition that the hierarchy of the original product is not changed, the auxiliary material adopts a mode of interval die cutting, and after the main raw material adopts an asynchronous frame cutter to carry out interval die cutting without jump distance, the main raw material is adhered to the auxiliary material in a rotating way, so that the final product is formed into an interval mode, and through reducing the interval between the main raw materials during molding die cutting, the main material of the product is saved, the cost is reduced, and the amplitude reduction is up to 26.5%.

Secondly, by adopting the technical scheme of the invention, a better preparation method is provided for the production of the electronic die-cutting piece multilayer complex product with a process structure, the production is efficient, a large amount of materials can be saved, and the cost is reduced; the die-cutting production layering process is simple, the dimensional accuracy tolerance of the product can be controlled to be within +/-0.05 mm to +/-0.15 mm, the production and processing process is stable and reliable, and the material utilization rate and the production efficiency of the product are improved.

Drawings

Fig. 1 is a schematic structural view of a die cut composite product according to an embodiment of the present invention.

Fig. 2 is an exploded view of a die cut composite product and a corresponding view of the steps according to an embodiment of the present invention.

Fig. 3 is a general structural view of a manufacturing apparatus of die-cut composite products according to an embodiment of the present invention.

Fig. 4 is a block diagram of an apparatus corresponding to step S1 of the method for manufacturing a die-cut composite product according to an embodiment of the present invention.

Fig. 5 is a block diagram of an apparatus corresponding to step S2 of the method for manufacturing a die-cut composite product according to an embodiment of the present invention.

Fig. 6 is a block diagram of an apparatus corresponding to step S3 of the method for manufacturing a die-cut composite product according to an embodiment of the present invention.

Fig. 7 is a block diagram of an apparatus corresponding to step S4 of the method for preparing a die-cut composite product according to an embodiment of the present invention.

Fig. 8 is a block diagram of an apparatus corresponding to step S5 of the method for manufacturing a die-cut composite product according to an embodiment of the present invention.

FIG. 9 is a schematic diagram showing a comparison between a die of a frame-shaped asynchronous knife and a linear asynchronous knife of the prior art used in step S3 of the method for manufacturing a die-cut composite product according to an embodiment of the present invention; wherein (a) is a linear asynchronous knife of the prior art and (b) is a frame-shaped asynchronous knife of the present embodiment.

FIG. 10 is a diagram comparing the main material product in the second main material semi-finished product of the step S3 of the method for preparing a die-cut composite product according to the embodiment of the present invention with the prior art; wherein (a) is a schematic diagram of the prior art, and (b) is a schematic diagram of the present embodiment.

FIG. 11 is a schematic diagram of waste disposal employed in a device for preparing die-cut composite products according to an embodiment of the present invention; wherein, (a) is the waste discharge of the stripping knife, (b) is the waste discharge of the adhesive tape, (c) is the waste discharge of the thimble, and (d) is the waste discharge of the lifting knife.

The reference numerals include:

1-transparent silica gel protective film, 2-transparent strong and weak protective film layer, 3-metal foil, 4-polyimide adhesive tape, 5-foam, 6-transparent grid release film, 7-backing protective film, 8-filling release film, 9-black single-sided adhesive tape, 10-blue adhesive tape and 11-white adhesive tape; 12-a linear asynchronous knife, 13-a molded product with interval jump distance, and 14-a molded product without interval jump distance;

100-a first semi-finished product preparation module, 101-a first composite roller set, 102-a second composite roller, 103-a first release film roll material rack, 104-a first backing film roll material rack and T1-a frame cutter;

200-a second semi-finished product preparation module, 201-a third composite roller set, 202-a fourth composite roller set, 203-a second release film material frame, 204-a backing protective film material frame, 205-a first release film waste frame and 206-a second release film waste frame;

300-third semi-finished product preparation module, 301-backing film feeding roller set, 302-backing film material frame, 303-metal foil composite roller set, 304-metal foil material frame, 305-metal foil protective film material collecting frame, 306-polyimide tape composite roller set, 307-polyimide tape material frame, 308-polyimide tape protective film material collecting frame, 309-foam composite roller set, 310-foam material frame, 311-die cutting component, T2-asynchronous frame knife, 312-fifth composite roller set and 313-backing film waste frame;

400-fourth semi-finished product preparation module, 401-double-layer silica gel film feeding roller set, 402-silica gel film protective film collecting rack, 403-black single-sided adhesive tape composite roller set, 404-black adhesive tape rolling and cutting mechanism, T3-rolling and cutting tool, 405-black adhesive tape waste rack, 406-transparent strong and weak adhesive tape composite roller set, 407-transparent strong and weak adhesive tape rack, 408-transparent strong and weak adhesive tape strong adhesive surface protective film collecting rack, 409-blue and white adhesive tape composite roller set, 410-blue and white adhesive tape rack, 411-transparent strong and weak adhesive tape weak adhesive surface protective film collecting rack, 412-blue and white adhesive tape rolling and cutting mechanism, 413-blue and white adhesive tape waste rack, 414-sixth composite roller set, 415-black adhesive tape rolling and cutting roller;

500-finished product cutting modules, 501-product forming frame rolling and cutting mechanisms, 502-feeding roller sets, 503-waste frame material racks, 504-forming material belt edge cutter rolling and cutting mechanisms, 505-waste material racks, 506-finished product protective film composite roller sets, 507-protective film material racks and 508-finished product receiving material racks.

Detailed Description

Preferred embodiments of the present invention are described in further detail below.

As shown in fig. 1 and 2, the die-cut composite product comprises a transparent silica gel protective film 1, a transparent strong and weak protective film layer 2, a metal foil 3, a polyimide adhesive tape 4, foam 5, a transparent grid release film 6 and a bottom supporting protective film 7 which are stacked from top to bottom, wherein the periphery of the transparent grid release film 6 is filled with a filling release film 8; a black single-sided adhesive tape 9 is stuck on one side of the strong adhesive layer surface of the transparent strong and weak protective adhesive film layer 2, and a blue adhesive tape 10 and a white adhesive tape 11 are stuck on one side of the weak adhesive layer surface of the transparent strong and weak protective adhesive film layer 2. In this embodiment, the metal foil is copper foil.

As shown in fig. 2, the method for preparing the die-cut composite product comprises the following steps:

Step S3, compounding a backing film, a metal foil, a polyimide adhesive tape and foam to obtain a first main material semi-finished product, wherein a transparent grid release film is arranged on the surface of the foam; die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing film is formed, and obtaining a second main material semi-finished product containing a main material product without a jump distance interval, wherein the backing film is not cut; then, transferring the main material products of the second main material semi-finished product to the second semi-finished product in a positioning asynchronous way, enabling the transparent grid release film in the main material products to be attached to a product position and attached to the periphery of an inner frame filled with the release film to obtain a third semi-finished product, enabling the distances between adjacent main material products to be the same, and discharging die-cut materials through a backing film;

and S5, die-cutting the fourth semi-finished product by a forming cutter, and forming a roll-cut product forming frame to obtain the die-cut composite product.

Specifically, in step S1, after the first release film and the first backing film are compounded, die cutting is performed on the first release film on the upper layer through the frame knife, and the cut part of the frame knife is continuously discharged through the first backing film on the bottom layer, so that a first semi-finished product with hollowed product grade arranged at intervals is obtained, and continuous forward feeding is performed.

In the step S3, firstly, the backing film is compounded with the metal foil, the metal foil faces downwards, the release PET film with the adhesive surface of the metal foil is stuck upwards, then the release PET film with the adhesive surface of the metal foil is removed, then the adhesive surface of the metal foil is compounded with the film surface of the polyimide adhesive tape, the PET film with the adhesive tape is removed by using a stripping knife, and then the adhesive surface of the polyimide adhesive tape is compounded with the foam surface of foam to obtain a first main material semi-finished product.

In step S4, a black single-sided adhesive tape is adhered to one side of the strong adhesive layer surface of the transparent strong and weak protective adhesive film layer of the die-cut composite product, and a blue adhesive tape and a white adhesive tape are adhered to one side of the weak adhesive layer surface of the transparent strong and weak protective adhesive film layer, and the die-cut composite product is prepared by the following steps:

compounding a black single-sided adhesive tape on the double-layer compound silica gel film, and continuously rolling and cutting the double-layer compound silica gel film to obtain a shape of the black single-sided adhesive tape which is attached to the double-layer silica gel film by rolling and cutting, so as to discharge waste materials of the black single-sided adhesive tape; then, the adhesive is compounded with the transparent strong and weak adhesive tape, so that the strong adhesive layer surface of the transparent strong and weak adhesive tape is compounded with the black single-sided adhesive tape on the double-layer silica gel film and the silica gel film on the surface of the layer; then, compounding a blue adhesive tape and a white adhesive tape on the weak adhesive layer surface of the transparent strong and weak adhesive tape, cutting off the blue adhesive tape and the white adhesive tape by rolling, continuously discharging the waste materials of the blue adhesive tape and the white adhesive tape, and compounding the waste materials with the third semi-finished product in the step S3, so that the blue adhesive tape and the white adhesive tape with the rolled and cut surfaces are attached to the transparent strong and weak adhesive tape on the surfaces and the metal foil layer, and a fourth semi-finished product is obtained; continuously feeding forward.

In the step S5, the fourth semi-finished product is die-cut through a forming cutter, a product forming frame is rolled and cut, the rolling and cutting is half-cut on a transparent grid release film on the surface of foam, the transparent grid release film on the surface of foam is continuous, and waste materials of the product frame are discharged;

The preparation device for realizing the preparation method of the die-cut composite product comprises the following steps:

the first semi-finished product preparation module 100 is used for preparing a release film with hollow product grades arranged at intervals, and filled release films of die-cut composite products are formed around the hollow product grades;

the second semi-finished product preparation module 200 is used for compounding the first semi-finished product and the backing film together to enable the backing film to completely cover the hollowed-out product grade, so as to obtain a second semi-finished product;

a third semi-finished product preparation module 300, wherein a backing film, a metal foil, a polyimide adhesive tape and foam are compounded together to obtain a first main material semi-finished product, and a transparent grid release film is arranged on the surface of the foam; die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing film is formed, and obtaining a second main material semi-finished product containing a main material product without a jump distance interval, wherein the backing film is not cut; then, transferring the main material products of the second main material semi-finished product to the second semi-finished product in a positioning asynchronous way, enabling the transparent grid release film in the main material products to be attached to a product position and attached to the periphery of an inner frame filled with the release film to obtain a third semi-finished product, enabling the distances between adjacent main material products to be the same, and discharging die-cut materials through a backing film;

A fourth semi-finished product preparation module 400, wherein a transparent strong and weak adhesive tape is compounded on the transparent silica gel protective film, the strong adhesive surface of the transparent strong and weak adhesive tape is attached to the transparent silica gel protective film, and then is compounded with the third semi-finished product, so that the weak adhesive surface of the transparent strong and weak adhesive tape is attached to the metal foil layer, and a fourth semi-finished product is obtained;

and a finished product cutting module 500, wherein the fourth semi-finished product is die-cut by a forming cutter, and the roll-cut product is formed by a forming frame, so that the die-cut composite product is obtained.

Further, as shown in fig. 4, the first semi-finished product preparation module 100 includes a first composite roller set 101, a second composite roller 102 located downstream of the first composite roller set 101, and a frame cutter T1, where the frame cutter T1 is located above the material of the second composite roller 102; the opposite sides of the first composite roller set 101 are respectively provided with a first release film roll material frame 103 and a first backing film roll material frame 104. As shown in fig. 3, the first composite roller set 101 includes a roller A1 and a roller B1, the second composite roller 102 includes a roller A2, the first release film roll stand 103 includes a first release film roll C1, and the first backing film roll stand 104 includes a first backing film roll C3.

As shown in fig. 5, the second semi-finished product preparation module 200 includes a third composite roller set 201 and a fourth composite roller set 202, where the fourth composite roller set 202 is located at a downstream side of the third composite roller set 201, two opposite sides of the third composite roller set 201 are respectively provided with a second release film material rack 203 and a bottom supporting protective film material rack 204, and one side of the bottom supporting protective film material rack 204 is also provided with a first release film waste rack 205; the fourth composite roller set 202 is provided with a second release film waste rack 206 on the same side as the second release film rack 203. Specifically, the third composite roller set 201 includes a roller A3 and a roller B2, the fourth composite roller set 202 includes a roller A4 and a roller B3, the second release film material frame 203 includes a second release film roll material roller C4, the support base protective film material frame 204 includes a support base protective film material roll material roller C2, and the second release film waste material frame 206 includes a second release film waste material roll material roller C5. The first release film waste rack 205 includes a first release film waste roll D1.

As shown in fig. 6, the third semi-finished product preparation module 300 includes a main material semi-finished product preparation module and a third semi-finished product composite preparation module, where the main material semi-finished product preparation module is located above or below the composite preparation module; the main material semi-finished product preparation module comprises a backing film feeding roller set 301, wherein a backing film material frame 302 is arranged on one side of the backing film feeding roller set 301, a metal foil composite roller set 303 is arranged on the downstream of the backing film feeding roller set 301, and a metal foil material frame 304 and a metal foil protection film material receiving frame 305 are arranged on one side of the metal foil composite roller set 303; a polyimide tape composite roller set 306 is arranged at the downstream of the metal foil composite roller set 303, and a polyimide tape material frame 307 and a polyimide tape protective film material receiving frame 308 are arranged at one side of the polyimide tape composite roller set 306; the low reaches of polyimide sticky tape composite roll group 306 are equipped with the cotton composite roll group 309 of bubble, one side of the cotton composite roll group 309 of bubble is equipped with the cotton work or material rest 310 of bubble, and the low reaches of the cotton composite roll group 309 of bubble are equipped with cross cutting subassembly 311 and asynchronous location and change and glue the mechanism, cross cutting subassembly includes asynchronous frame sword T2. The composite preparation module comprises a fifth composite roller set 312 positioned downstream of the fourth composite roller set 202, the asynchronous positioning and adhesion transferring mechanism is positioned at one side of the fifth composite roller set 312, and a backing film waste frame 313 is further arranged at one side of the fifth composite roller set 312. Specifically, the backing film feeding roller set comprises a roller B11 and a roller B12, and the backing film material frame comprises a backing film rolling roller C9. The metal foil composite roller set comprises a roller B9 and a roller B10, the metal foil material rack comprises a metal foil material winding roller C8, and the metal foil protective film material collecting rack comprises a metal foil protective film material winding roller D4, namely, the copper foil is recovered from the protective film. The polyimide adhesive tape composite roller set comprises a roller B7 and a roller B8, the polyimide adhesive tape material frame comprises a polyimide adhesive tape material winding roller C7, and the polyimide adhesive tape protective film material receiving frame comprises a polyimide adhesive tape protective film material winding roller D3, namely, the polyimide adhesive tape is recovered from the protective film. The foam composite roller set comprises a roller B5 and a roller B6, and the foam material rack comprises a foam material winding roller C6, wherein one surface of foam is provided with a PET protective film. The die cutting assembly comprises an asynchronous frame cutter T2 and a feeding roller B4. The fifth composite roller group comprises a roller A5, a roller G1, a roller A6, a roller G2, a roller A7, a roller G3, a roller A8, a roller G4, a roller A9 and a roller G5, and the backing film waste rack is positioned on one side of the roller A9 and the roller G5 and comprises a backing film waste coiling roller D5. One side of the roller A9 and the roller G5 is provided with a backing film roll material roller C10 for conveying the silica gel film. The asynchronous positioning and adhesion transferring mechanism is used for transferring and adhering a main material product on a second main material semi-finished product to a silica gel film from C11 after positioning according to the hollowed product grade of a material between a roller A3 and a roller B2 by controlling the rotation or not and the rotation speed of a feeding roller B4, transferring and adhering the main material product to the hollowed product grade through a roller A4 and a roller B3, and conveying the main material product to the next step through a roller A5 and a roller G1, a roller A6 and a roller G2, a roller A7 and a roller G3, a roller A8 and a roller G4, and a roller A9 and a roller G5.

As shown in fig. 7, the fourth semi-finished product preparation module 400 includes a transparent strong and weak adhesive tape composite preparation module and a fourth semi-finished product composite preparation module; the transparent strong and weak adhesive tape composite preparation module comprises a double-layer silica gel film feeding roller group 401, wherein a silica gel film protective film receiving frame 402 is arranged on one side of the double-layer silica gel film feeding roller group 401; a black single-sided adhesive tape composite roller set 403 is arranged at the downstream of the double-layer silica gel film feeding roller set 401; a black adhesive tape rolling roller 415 is arranged on one side of the black single-sided adhesive tape composite roller set 403, a black adhesive tape rolling mechanism 404 is arranged on the downstream of the black single-sided adhesive tape composite roller set 403, the black adhesive tape rolling mechanism 404 comprises a rolling cutter T3, and a black adhesive tape waste frame 405 is arranged on one side of the black adhesive tape rolling mechanism 404; a transparent strong and weak adhesive tape composite roller set 406 is arranged at the downstream of the black adhesive tape rolling and cutting mechanism 404, and a transparent strong and weak adhesive tape material frame 407 and a transparent strong and weak adhesive tape strong adhesive surface protection film material receiving frame 408 are arranged at one side of the transparent strong and weak adhesive tape composite roller set 406; a blue and white adhesive tape composite roller group 409 is arranged at the downstream of the transparent strong and weak adhesive tape composite roller group 406, and a blue and white adhesive tape material frame 410 and a transparent strong and weak adhesive tape surface protection film material receiving frame 411 are arranged at one side of the blue and white adhesive tape composite roller group 409; a blue and white adhesive tape roll cutting mechanism 412 is arranged at the downstream of the blue and white adhesive tape composite roller group 409, and a blue and white adhesive tape waste rack 413 is arranged at one side of the blue and white adhesive tape roll cutting mechanism 412; the fourth semi-finished composite preparation module includes a sixth composite roller set 414 downstream of the fifth composite roller set 312, with the blue and white tape roll-cutting mechanism 412 located on one side of the sixth composite roller set 414. Specifically, the double-layer silica gel film feeding roller group comprises a double-layer silica gel film coiling roller C15, a conveying roller A16 and a conveying roller B17, and the silica gel film protection film collecting frame comprises a silica gel film protection film recycling coiling roller D11. The black single-sided adhesive tape composite roller set comprises a roller A15 and a roller B16, the black adhesive tape rolling and cutting mechanism comprises a conveying roller A14 and a rolling and cutting tool T3, and the black adhesive tape waste frame comprises a black adhesive tape waste coiling roller D10. The transparent strong and weak adhesive tape composite roller set comprises a roller A13 and a roller B15, wherein the transparent strong and weak adhesive tape material frame comprises a transparent strong and weak adhesive tape material winding roller C13, and the transparent strong and weak adhesive tape strong adhesive surface protective film material receiving frame comprises a transparent strong and weak adhesive tape strong adhesive surface protective film material winding roller D9; the material collecting frame of the transparent strong and weak adhesive tape weak adhesive surface protective film comprises a transparent strong and weak adhesive tape weak adhesive surface protective film roll material roller D8. The blue and white adhesive tape composite roller set comprises a roller A12 and a roller B14, and the blue and white adhesive tape rolling and cutting mechanism comprises a rolling and cutting cutter T4 and a conveying roller A11. The sixth composite roller group includes roller a10 and roller B13, roller a11 and roller G6, roller a12 and roller G7, roller a13 and roller G8, roller a14 and roller G9, roller a15 and roller G10, roller a16 and roller G11.

As shown in fig. 8, the product cutting module 500 includes a product forming frame rolling and cutting mechanism 501 (waste materials are discharged from the rolled product frame) located downstream of the sixth composite roller set 414, a feeding roller set 502 is disposed downstream of the product forming frame rolling and cutting mechanism 501, and a waste frame work piece 503 is disposed on one side of the feeding roller set 502; the low reaches of feed roll group 502 are equipped with shaping material area limit sword slitting mechanism 504, one side of shaping material area limit sword slitting mechanism 504 is equipped with waste material work or material rest 505, the low reaches of shaping material area limit sword slitting mechanism 504 are equipped with the compound roller group of finished product protection film 506, one side of the compound roller group of finished product protection film 506 is equipped with protection film work or material rest 507, the low reaches of the compound roller group of finished product protection film 506 are equipped with the finished product and receive work or material rest 508. Specifically, the product forming frame rolling and cutting mechanism comprises a forming cutter T5 and a conveying roller A17, the feeding roller set comprises a roller A18 and a roller B18, and the waste frame material frame comprises a waste frame material rolling roller D11. The forming material belt edge cutter rolling and cutting mechanism comprises a forming cutter T6 and a conveying roller A19, and the waste material rack comprises a waste material coiling roller D13. The finished product protection film composite roller group comprises a roller A20 and a roller B19, the protection film material frame comprises a protection film coil roller C17, and the finished product material receiving frame comprises a finished product receiving roller D14.

Referring to fig. 3 to 8, step S1 is performed, in which 10-15 g of backing film is first stuck and fed through a joint between A1 and B1, is then fed through a joint between A2 and T1 (frame knife), is fed through a joint between A3 and B2, and is then straightened through a joint between A4 and B3 and a joint between a14 and B13; and then C3, 15-20 g of release film is attached to C1 by a non-release surface, A1 and B1 rollers are attached to each other, A2 and T1 (a cutting die frame knife) are fed until A20 and B19 are attached to the rollers, and the materials are pulled to be straight, level, smooth, free of warping and bubble.

Step S2, taking 15-20 g of PET release film as a filling part for lamination forming, firstly, taking C3 as a discharging release film, taking a lower lamination release film surface and C1 as a discharging 10-15 g of backing film adhesive surface for lamination, taking C3 release film release surface upwards, taking materials through lamination of A1 and B1, entering a roller A2 and a cutter frame cutter for rolling and cutting, taking the release film for half-cutting, taking the backing film continuously, taking T1 as rolling and cutting to fill the release film, taking D1 as a discharging 10-15 g of backing film release film middle frame waste material, taking down a layer of C2 discharging single-sided transparent glue OPP before lamination through A3 and B2, laminating on the non-release film, taking C4 as a discharging 3-5 g release film, taking materials through lamination of A3 and B2, and then discharging by a stripping cutter, and taking C5 as a discharging 3-5 g release film; and then through the rolling shafts A4 and B3, in order to prevent the semi-finished product after die cutting in the following working procedure from being transferred to the part to be filled, which is positioned, centered, attached and missed to be adhered, from being affected by adhesive points, dust and foreign matters, finally, the material is continuously carried to the position of A20 to B19 to be attached and fed, and the material pulling process is longer, and the material is pulled to be straight, level, smooth, not tilted and free of bubbles between 8 meters and 10 meters.

Step S3, laminating B11 and B12 on a heightened roller, wherein C9 is a discharging material, laminating 3-5G of backing films with adhesive surfaces upwards, laminating B4 and T2 (frame-shaped asynchronous knife) through B11 and B12, B9 and B10, B7 and B8 and B5 and B6 rollers, and rolling in a steel groove of G1, G2, G3, G4 and G5; then C8 is that the discharged copper foil is attached to a carrier film with 3-5 g of C9 discharged, the copper foil faces downwards, the self-adhesive surface and the non-release PET face upwards are attached to B9 and B10 through B9; the D3 for the later peeling knife is a material receiving shaft, and the polyimide adhesive tape is provided with PET; c6, discharging foam, wherein the foam surface is attached to the adhesive surface of the polyimide adhesive tape; b5 and B6 enter B4 and T2 (frame-shaped asynchronous knife) to start die cutting and rolling cutting, wherein T2 is roll cutting copper foil, polyimide tape, foam and foam self-contained PET cutting, and 3-5 g of backing film is continuously cut; forming square products with interval jump distance design, and then positioning and adhering the square products on the semi-finished products rolled and cut in the step S1 and the step S2 through a machine table, and attaching and feeding the semi-finished products to be filled in the middle; finally, 3-5 g of backing film which is used in D5 and is asynchronous in material receiving and waste discharging; a layer of C10 is newly added, 3-5G of backing film is discharged, the adhesive surface is upwards connected back to a semi-finished product rolled and cut by a G1 rotary belt T2 through a G5 to a B3 roller, and the machine is used for servo asynchronous function rotary lamination; the copper foil faces upwards and passes through the A5 steel groove and the G1 steel groove until the A9 steel groove and the G5 steel groove are fed, 3-5G of backing film discharged by the D6 receiving C10 is fed until the copper foil is attached and pulled to the A14 and the B15, and the copper foil is straight, flat, level, free of warping and bubble during attachment, and is not lifted between the pulling of 5-8 m.

S4, using C15 as a discharging double-layer silica gel film, passing through rollers A16 and B17, D11 as a collecting self-carrying PET, and attaching a black adhesive tape of C14 as a discharging black adhesive tape to the double-layer silica gel adhesive surface; through the lamination of the rolling shafts A15 and B16, the rolling shafts A14 and T3 (black adhesive tape knife) are rolled and cut, the rolling and cutting are half-cut, and double-layer silica gel is continuously cut; t3 is to roll-cut the black adhesive tape, then to discharge waste materials by using D10 to receive the black adhesive tape, and when the transparent strong and weak adhesive tape is discharged from C13, D9 is to receive PET with the strong surface of the transparent strong and weak adhesive tape; the strong face is attached to the black adhesive tape after die cutting through the rolling shafts A13 and B15, and the rear D8 is the material receiving weak face with PET; through A12 and B14 rollers; rolling and cutting A11 and T4, wherein T4 is the half-cut of the rolling and cutting blue adhesive tape and the half-cut of the white adhesive tape, and the transparent strong and weak adhesive is continuous; collecting waste blue adhesive tape and white adhesive tape waste by using D7, then laminating the waste blue adhesive tape and white adhesive tape waste on the copper foil surface in the third step by using a machine servo function through B13 rolling, and entering into laminating and pulling materials of A10 and B13; when the steel is strung to the steel grooves G6, G7, G8, G9, G10 and G11, the steel is required to be straight, level, smooth, free from warping and bubble, and a sticking semi-product is formed.

S5, die-cutting by using an A17 and T5 forming cutter, rolling and cutting a product forming frame by using a T5, rolling and cutting to be half-cut to a foam self-carrying PET, continuously carrying the foam self-carrying PET, collecting waste materials by using a D11 material for a stripping cutter, namely rolling and cutting the product frame by using the T5 forming cutter, rolling by using an A18 and B18 rolling shaft, forming by using an A19 and T6 forming material belt edge cutter, and rolling and cutting by using a T6 rolling and cutting product forming frame edge cutter; supporting the bottom of the frame by using a D13 receiving frame to discharge waste; the PE film is attached to the finished product to be molded through the rolling shafts A20 and B19 by using the PE film with the discharging function C17, so that the copper foil is prevented from being extruded, overflowed and crushed when the finished product is rolled. When the material is pulled, the material is required to be straight, level, smooth, not tilted and bubble-free.

In the above embodiment, the structure of the asynchronous frame knife T2 used in step S3 is compared with that of the linear asynchronous knife 12 of the prior art as shown in fig. 9. The product is taken by the equipment asynchronous function of the circular knife machine table and the asynchronous frame knife T2, so that the formed product 14 without interval jump distance is formed. The frame waste of the waste discharge product is improved, and the implementation of waste discharge is convenient and easy; so that the product has flush and uneven appearance, no warpage, no bubbles, no indentation and the like. The linear asynchronous knife 12 for cutting in the prior art obtains a formed product 13 with a space jump distance, wherein the waste at the space is 3:1, (for example, the distance between the jump distances between 3 products is too waste of 1 product material); in the embodiment, the feeding is asynchronous in a 1:1 mode without interval, so that the material cost and the production efficiency material utilization rate can be reduced. The main material saving pair with or without interval jump is shown in fig. 10.

As shown in fig. 11, in this embodiment, the waste material is discharged in the following manner:

waste is discharged by the peeling knife: when the material is cut, the laminating and waste discharging of materials with fewer layers are realized, the peeling angle of the peeling knife is used for discharging waste, the peeling angle of the peeling knife is not too low in the material pulling and laminating process of the product, the peeling angle of the peeling knife is about to be inclined by 35-45 degrees, and no wavy edges, indentation, embossing, glue overflow, no number falling and the like are generated outside the appearance edge of the product during waste discharging. In this embodiment, the first release film waste roll D1/the second release film waste roll C5/the feed roll B4/the polyimide tape protective film roll D3/the metal foil protective film roll D4/the winding roll D7/the black tape waste roll D10/the waste frame roll D11 of the white tape waste rack can be used for discharging waste in this manner.

In addition, the following waste discharging method can be adopted according to the situation:

waste is discharged from the adhesive tape: when the laminating of the material with fewer layers is cut and discharged, the adhesive tape is used for discharging waste, the adhesive tape is used for laminating and discharging waste through the rolling shaft in the material pulling and laminating process of the product, and no wavy edges, indentation, embossing, glue overflowing, no number falling and the like are generated outside the appearance edge of the product during waste discharging.

Ejector pin waste discharge: when the product is cut, the product materials of multi-layer type are attached and cut to be discharged, when the product is in a small hole shape and a round hole shape and is in full cutting design, a cutter is used for thimble discharge, the thimble size, the height, the conical head and the cylindrical flat head are designed, a layer of 10-15 g of silica gel support bottom film is attached under a product pulling layer in the process of pulling and attaching the product, then the 10-15 g of silica gel support bottom film is directly ejected through the thimble cutter, the waste is discharged from the lower pulling of the 10-15 g of silica gel support bottom film, and no wavy edges, indentation, embossing, glue overflow and the like are generated outside the appearance edge of the product during waste discharge.

Extracting and discharging waste: when cutting, the laminating of multi-level type product material cuts the waste, uses the cutter to carry useless sword when carrying out half cutting design to product frame shape hole shape, round hole type and arranges the waste, has here to carrying useless, high, width size design, to the product to draw material laminating process, draw the material upper strata laminating one deck high mucosa at the product, directly carry out through carrying useless cutter afterwards, draw high mucosa and carry the waste material, the outward appearance edge of product does not have to draw up wave limit, indentation, impression, glue overflow etc. when carrying useless.

According to the technical scheme, the non-interval main material is transferred to the spaced hollowed-out product by adopting the mode of transferring the die-cutting asynchronous material to be stuck, so that the spaced product form is formed, the main material of the product is saved, and the cost is reduced. In addition, by using the die cutting process, the dimensional accuracy tolerance of the product is controllable within +/-0.05 mm to +/-0.15 mm, the stability and the reliability of the production and processing process are improved, and the production efficiency is improved.

The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.

Claims

1. A preparation method of a die-cut composite product is characterized by comprising the following steps: the die-cutting composite product comprises a transparent silica gel protective film, a transparent strong and weak protective film layer, a metal foil, a polyimide adhesive tape, foam, a transparent grid release film and a bottom supporting protective film which are arranged in a stacked manner from top to bottom, wherein the periphery of the transparent grid release film is filled with a filling release film;

step S3, compounding a backing film, a metal foil, a polyimide adhesive tape and foam to obtain a first main material semi-finished product, wherein a transparent grid release film is arranged on the outer surface of the foam; die-cutting the first main material semi-finished product by a frame-shaped asynchronous knife until the surface of the backing film is formed, and obtaining a second main material semi-finished product of the main material product without jump distance interval, wherein the backing film is not cut; then, transferring the main material products of the second main material semi-finished product to the second semi-finished product in a positioning asynchronous way, enabling the transparent grid release film in the main material products to be attached to a product position and attached to the periphery of an inner frame filled with the release film to obtain a third semi-finished product, enabling the distances between adjacent main material products to be the same, and discharging the die-cut materials through the backing film;

2. The method of preparing a die cut composite product according to claim 1, wherein: in the step S1, after the first release film and the first backing film are compounded, die cutting is carried out on the first release film on the upper layer through a frame cutter, continuous discharging is carried out on the cut part of the frame cutter through the first backing film on the bottom layer, so that a first semi-finished product with hollowed product grade arranged at intervals is obtained, and continuous forward feeding is carried out;

3. The method of preparing a die cut composite product according to claim 2, wherein: in the step S3, the backing film and the metal foil are compounded, the metal foil faces downwards, the metal foil is adhered upwards from the release film, the metal foil is removed from the release film, then the metal foil adhesive surface and the polyimide adhesive tape film surface are compounded, the polyimide adhesive tape adhesive surface is removed from the PET film by a stripping knife, and then the polyimide adhesive tape adhesive surface and the foam surface of the foam are compounded to obtain the first main material semi-finished product.

4. The method for preparing a die-cut composite product according to any one of claims 1 to 3, wherein: in step S4, a first single-sided adhesive tape is adhered to one side of the strong adhesive layer surface of the transparent strong and weak protective adhesive film layer of the die-cut composite product, and a second adhesive tape and a third adhesive tape are adhered to one side of the weak adhesive layer surface of the transparent strong and weak protective adhesive film layer, and the die-cut composite product is prepared by the following steps:

compounding a first single-sided adhesive tape on the double-layer compound silicon film, and rolling and cutting the double-layer compound silicon film to be half-cut by rolling and cutting the double-layer compound silicon film continuously so that the double-layer compound silicon film has the following characteristics thatRoll cuttingThe first single-sided adhesive tape is attached to the double-layer silica gel film, and waste materials of the first single-sided adhesive tape are discharged; then, the adhesive is compounded with the transparent strong and weak adhesive tape, so that the strong adhesive layer surface of the transparent strong and weak adhesive tape is compounded with the first single-sided adhesive tape on the double-layer silica gel film and the silica gel film on the surface of the layer; then, compounding a second adhesive tape and a third adhesive tape on the weak adhesive layer surface of the transparent strong and weak adhesive tape, cutting off the second adhesive tape and the third adhesive tape by rolling, continuously discharging the waste materials of the second adhesive tape and the third adhesive tape, and compounding the waste materials with the third semi-finished product in the step S3, so that the second adhesive tape and the third adhesive tape with the rolled and cut surfaces are attached to the transparent strong and weak adhesive tape on the surfaces and the metal foil layer to obtain a fourth semi-finished product; continuously feeding forward.

5. The method of preparing a die cut composite product according to claim 4, wherein: in the step S5, the fourth semi-finished product is die-cut through a forming cutter, a product forming frame is rolled and cut, the rolling and cutting is half-cut on a transparent grid release film on the surface of foam, the transparent grid release film on the surface of foam is continuous, and waste materials of the product frame are discharged;

6. The apparatus for preparing the die-cut composite product according to claim 5, comprising:

7. The apparatus for preparing a die cut composite product as set forth in claim 6, wherein: the first semi-finished product preparation module comprises a first compounding mechanism, a second compounding mechanism positioned at the downstream of the first compounding mechanism and a frame cutter, wherein the frame cutter is positioned above the material of the second compounding roller; the two opposite sides of the first composite mechanism are respectively provided with a first release film roll material frame and a first support bottom film roll material frame;

the second semi-finished product preparation module comprises a third composite mechanism and a fourth composite mechanism, the fourth composite mechanism is positioned at one side of the downstream of the third composite mechanism, a second release film material frame and a support bottom protective film material frame are respectively arranged at two opposite sides of the third composite mechanism, and a first release film waste frame is further arranged at one side of the support bottom protective film material frame; the fourth composite mechanism is provided with a second release film waste rack on the same side of the second release film rack.

8. The apparatus for preparing a die cut composite product as set forth in claim 7, wherein: the third semi-finished product preparation module comprises a main material semi-finished product preparation module and a third semi-finished product composite preparation module, and the main material semi-finished product preparation module is positioned above or below the composite preparation module;

the main material semi-finished product preparation module comprises a backing film feeding roller set, wherein a backing film material rack is arranged on one side of the backing film feeding roller set, a metal foil composite mechanism is arranged on the downstream of the backing film feeding roller set, and a metal foil material rack and a metal foil protection film material collecting rack are arranged on one side of the metal foil composite mechanism; a polyimide adhesive tape compounding mechanism is arranged at the downstream of the metal foil compounding mechanism, and a polyimide adhesive tape rack and a polyimide adhesive tape protective film collecting rack are arranged at one side of the polyimide adhesive tape compounding mechanism; the downstream of the polyimide adhesive tape compounding mechanism is provided with a foam compounding mechanism, one side of the foam compounding mechanism is provided with a foam material rack, the downstream of the foam compounding mechanism is provided with a die cutting assembly and an asynchronous positioning and adhesion transferring mechanism, and the die cutting assembly comprises a conveying mechanism and an asynchronous frame cutter;

the compound preparation module comprises a fifth compound mechanism positioned at the downstream of the fourth compound mechanism, the asynchronous positioning and adhesion transferring mechanism is positioned at one side of the fifth compound mechanism, and a bottom supporting film waste frame is further arranged at one side of the fifth compound mechanism.

9. The apparatus for preparing die-cut composite product according to claim 8, wherein: the fourth semi-finished product preparation module comprises a transparent strong and weak adhesive tape composite preparation module and a fourth semi-finished product composite preparation module;

the transparent strong and weak adhesive tape composite preparation module comprises a double-layer silica gel film feeding roller set, wherein a silica gel film protection film receiving rack is arranged on one side of the double-layer silica gel film feeding roller set; a first single-sided adhesive tape compounding mechanism is arranged at the downstream of the double-layer silica gel film feeding roller group; a first single-sided adhesive tape rolling and cutting mechanism is arranged at the downstream of the first single-sided adhesive tape compounding mechanism, a first single-sided adhesive tape rack is arranged at one side of the first single-sided adhesive tape compounding mechanism, the first single-sided adhesive tape rolling and cutting mechanism comprises a rolling and cutting cutter, and a first single-sided adhesive tape waste rack is arranged at one side of the first single-sided adhesive tape rolling and cutting mechanism; a transparent strong and weak adhesive tape composite mechanism is arranged at the downstream of the first single-sided adhesive tape rolling and cutting mechanism, and a transparent strong and weak adhesive tape material rack and a transparent strong and weak adhesive tape strong adhesive surface protection film material collecting rack are arranged at one side of the transparent strong and weak adhesive tape composite mechanism; a second adhesive tape and a third adhesive tape compounding mechanism are arranged at the downstream of the transparent strong and weak adhesive tape compounding mechanism, and a second adhesive tape and a third adhesive tape material frame and a transparent strong and weak adhesive tape surface protection film material receiving frame are arranged at one side of the second adhesive tape and third adhesive tape compounding mechanism; the downstream of the second adhesive tape and third adhesive tape compounding mechanism is provided with a second adhesive tape and third adhesive tape rolling and cutting mechanism, and one side of the second adhesive tape and third adhesive tape rolling and cutting mechanism is provided with a second adhesive tape and third adhesive tape waste frame;

10. The apparatus for preparing a die cut composite product as set forth in claim 9, wherein: the finished product cutting module comprises a product forming frame rolling and cutting mechanism positioned at the downstream of the sixth composite mechanism, a feeding roller set is arranged at the downstream of the product forming frame rolling and cutting mechanism, and a waste frame material rack is arranged at one side of the feeding roller set; the low reaches of feed roll group is equipped with shaping material area limit sword slitting machine and constructs, one side of shaping material area limit sword slitting machine constructs is equipped with the waste material work or material rest, the low reaches of shaping material area limit sword slitting machine constructs is equipped with the finished product protection film compound mechanism, one side of finished product protection film compound mechanism is equipped with the protection film work or material rest, the low reaches of finished product protection film compound mechanism is equipped with the finished product and receives the work or material rest.