CN108858446B - Die cutting method of irregular die-cut piece - Google Patents

Die cutting method of irregular die-cut piece Download PDF

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Publication number
CN108858446B
CN108858446B CN201810564410.7A CN201810564410A CN108858446B CN 108858446 B CN108858446 B CN 108858446B CN 201810564410 A CN201810564410 A CN 201810564410A CN 108858446 B CN108858446 B CN 108858446B
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China
Prior art keywords
film
die
cutter
product
cutting
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CN201810564410.7A
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CN108858446A (en
Inventor
殷冠明
蒋成建
李勤为
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Jiebang Precision Technology Co ltd
Kunshan Shangwei New Material Co ltd
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Kunshan Shangwei New Material Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38Cutting-out; Stamping-out
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27Means for performing other operations combined with cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/27Means for performing other operations combined with cutting
    • B26D7/32Means for performing other operations combined with cutting for conveying or stacking cut product
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38Cutting-out; Stamping-out
    • B26F1/44Cutters therefor; Dies therefor

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

The invention relates to a die cutting process, in particular to a die cutting method of an irregular die cutting piece. According to the invention, the product is divided into a plurality of same narrow strips by the circular knife, then a plurality of narrow strips are adhered to the blue release film, a plurality of complete products are formed by one-time die cutting, the product is prepared by strip division, one die has a plurality of cavities, the production efficiency can be effectively improved, the material and the cost are saved, the glue layer is not easy to overflow to the periphery of the release paper during die cutting, the quality of the die-cut product is ensured, and the market competitiveness is improved.

Description

Die cutting method of irregular die-cut piece
Technical Field
The invention relates to a die cutting process, in particular to a die cutting method of an irregular die cutting piece.
Background
The existing die cutting technology is used for preparing a whole piece of glue, cutting is carried out by one knife, and direct forming is carried out, but the material waste is too much, the cost is too high, and the competitive advantage of the tablet market is not strong; the asynchronous production is adopted, a plurality of small products are irregularly arranged, a plurality of parts are required to be subjected to die cutting, and then the die cutting parts and the small products form a connecting die assembly. The machine table, auxiliary materials and manpower are increased, and a small part of materials are reduced in the material cost, but the production cost is greatly increased, so that the competitive advantage is not achieved.
Disclosure of Invention
The invention aims to provide a die cutting method of irregular die cutting pieces, which has the advantages of production efficiency, material saving and cost saving.
In order to solve the technical problems, the technical scheme adopted by the invention for solving the technical problems is as follows:
a die cutting method of irregular die-cut pieces comprises the following steps:
s1: cutting the raw materials, pasting the double-sided adhesive tape face and the milky white film together, then uniformly dividing the milky white film into a plurality of narrow strips on a circular knife, and rolling;
s2: changing the film, sequentially attaching a first protective film, a second protective film and a stripping film to the bottom of the blue release film, attaching a plurality of narrow strips to the blue release film, removing original base paper on the double-sided adhesive tape, and attaching the milky white film to the narrow strips;
s3: the method comprises the following steps of performing die cutting, wherein a first cutter, a second cutter and a third cutter on a cutting die cut 3 die-cut products at one time on a single narrow strip, the 3 die-cut products are respectively a first product, a second product and a third product, the first cutter half-cuts a milky white film and the narrow strip onto a blue release film, the first product comprises a milky white film and a narrow strip, the second cutter half-cuts onto a first protective film, the second product comprises a milky white film, a narrow strip and a blue release film, the third cutter half-cuts onto a second protective film, and the third product comprises a milky white film, a narrow strip, a blue release film and a protective film;
s4: and (2) rolling, namely discharging the narrow waste after die cutting through a waste roller, separating and rolling the first product and the blue release film and the lower first protective film by the first material receiving roller, separating and rolling the second product and the first protective film and the lower second protective film by the second material receiving roller, and rolling the third product, the second protective film and the release film by the third material receiving roller so as to complete the processing of the whole die cutting product.
As a further refinement of the present invention, in step S1, the circular knife uniformly divides the raw material into 10 narrow strips, the width of which is 5-7 mm.
As a further improvement of the invention, 4 narrow strips are attached to the blue release film.
As a further development of the invention, in step 2, the outer edge of the opal film is larger than the outer edge of the narrow strip.
As a further improvement of the present invention, the first protective film and the second protective film are both a silicone protective film.
As a further improvement of the present invention, a glue surface is disposed on the stripping film, the non-glue surface of the second protection film is bonded to the glue surface of the stripping film, the glue surface of the second protection film is bonded to the non-glue surface of the first protection film, and the glue surface of the first protection film is bonded to the non-release surface of the blue release film.
As a further improvement of the present invention, the adhesive force of the adhesive surface of the second protective film is greater than the adhesive force of the adhesive surface of the first protective film.
As a further improvement of the invention, the milk white film is a CPW30A release film.
As a further improvement of the present invention, the first cutter, the second cutter and the third cutter are sequentially disposed on the cutting die, and the first cutter, the second cutter and the third cutter are disposed in a step shape.
According to the technical scheme, the product is divided into a plurality of identical narrow strips by the circular knife, then the plurality of narrow strips are adhered to the blue release film, a plurality of complete products are formed by one-time die cutting, the product is prepared by strip dividing, one die is provided with a plurality of cavities, the production efficiency can be effectively improved, materials are saved, the cost is saved, a glue layer is not prone to overflowing to the periphery of the release paper during die cutting, the die cutting product quality is guaranteed, the market competitiveness is improved, meanwhile, only one-time integral waste discharging is needed, the waste discharging is simple and rapid, manual operation is reduced, the die cutting method is few in used equipment, simple in process steps, easy to operate and easy to industrially produce.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Description of reference numerals: 100-second protective film, 101-first protective film, 102-blue release film, 103-double faced adhesive tape, 104-latex film, 105-first product, 106-second product, 107-third product and 108-stripping film.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1, a die cutting method of irregular die-cut pieces comprises the following steps:
s1: cutting the raw materials, sticking the adhesive surface of the double-sided adhesive tape 103 and the milky white film 104 together, then uniformly dividing the milky white film into a plurality of narrow strips on a circular knife, and rolling;
s2: changing the film, sequentially attaching a first protective film 101, a second protective film 100 and a stripping film 108 to the bottom of a blue release film 102, attaching a plurality of narrow strips to the blue release film 102, removing original base paper on a double-sided adhesive tape 103, and attaching a opal film 104 to the narrow strips;
s3: a step of die cutting, in which a first cutter, a second cutter and a third cutter on a cutting die cut 3 die-cut products at a time from a single narrow strip, the 3 die-cut products are a first product 105, a second product 106 and a third product 107 respectively, the first cutter half-cuts the milky white film 104 and the narrow strip onto the blue release film 102, the first product 105 comprises the milky white film 104 and the narrow strip, the second cutter half-cuts onto the first protective film 101, the second product 106 comprises the milky white film 104, the narrow strip and the blue release film 102, the third cutter half-cuts onto the second protective film 100, and the third product 107 comprises the milky white film 104, the narrow strip, the blue release film 102 and the protective film;
s4: and (3) rolling, namely discharging narrow waste materials after die cutting through a waste roller, separating and rolling the first product 105 and the blue release film 102 and the first protective film 101 at the lower layer by a first material receiving roller, separating and rolling the second product 106 and the first protective film 101 and the second protective film 100 below by a second material receiving roller, and rolling the third product 107, the second protective film 100 and the stripping film 108 by a third material receiving roller, so that the whole die cutting product is processed.
In step S3, the present invention designs a cutter for cutting a plurality of products at a time with a cutting die according to the distance between the products, and the present invention preferably designs a cutter for cutting 3 products at a time with a cutting die, so that the utilization rate is increased by 3 times on the basis of paying out one product in the original cutting process, and the material is unchanged, so that the utilization rate is increased by 3 times.
In step S2, the original backing paper on the double-sided adhesive tape 103 is removed, and the opal film 104 is attached to the narrow strip, so as to facilitate waste discharge after the die-cut product is formed.
In step S1, the circular knife uniformly divides the raw material into 10 narrow strips, and the width of each narrow strip is 5-7 mm.
4 narrow strips are attached to the blue release film 102.
In step 2, the outer edge of the opal film 104 is larger than the outer edge of the narrow strip.
The first protective film 101 and the second protective film 100 are both silica gel protective films.
The stripping film 108 is provided with a glue surface, the non-glue surface of the second protection film 100 is attached to the glue surface of the stripping film 108, the glue surface of the second protection film 100 is attached to the non-glue surface of the first protection film 101, and the glue surface of the first protection film 101 is attached to the non-release surface of the blue release film 102.
The adhesive force of the adhesive surface of the second protective film 100 is greater than that of the adhesive surface of the first protective film 101, so that the rolling operation of the second product 106 can be effectively ensured.
The milk white film 104 is a CPW30A release film, and the CPW30A release film is convenient for waste discharge after die cutting and forming.
The first cutter, the second cutter and the third cutter are sequentially arranged on the cutting die, and the first cutter, the second cutter and the third cutter are arranged in a step shape.
According to the invention, the product is divided into a plurality of same narrow strips by the circular knife, then a plurality of narrow strips are adhered to the blue release film 102, a plurality of complete products are formed by once punching, the product is prepared by dividing the product into strips, one die has a plurality of cavities, the production efficiency can be effectively improved, the material and the cost are saved, the glue layer is not easy to overflow to the periphery of the release paper during the die cutting, the die cutting product quality is ensured, and the market competitiveness is improved.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.

Claims (9)

1. The die cutting method of the irregular die-cut piece is characterized by comprising the following steps:
s1: cutting the raw material, sticking the double-sided adhesive tape face and the milky white film together, then uniformly cutting the raw material into a plurality of narrow strips by a circular knife, and rolling;
s2: changing the film, sequentially attaching a first protective film, a second protective film and a stripping film to the bottom of the blue release film, attaching a plurality of narrow strips to the blue release film, removing original base paper on the double-sided adhesive tape, and attaching the milky white film to the narrow strips;
s3: the method comprises the following steps of performing die cutting, wherein a first cutter, a second cutter and a third cutter on a cutting die cut 3 die-cut products at one time on a single narrow strip, the 3 die-cut products are respectively a first product, a second product and a third product, the first cutter half-cuts a milky white film and the narrow strip onto a blue release film, the first product comprises a milky white film and a narrow strip, the second cutter half-cuts onto a first protective film, the second product comprises a milky white film, a narrow strip and a blue release film, the third cutter half-cuts onto a second protective film, and the third product comprises a milky white film, a narrow strip, a blue release film and a first protective film;
s4: and (2) rolling, namely discharging the narrow waste after die cutting through a waste roller, separating and rolling the first product and the blue release film and the lower first protective film by the first material receiving roller, separating and rolling the second product and the first protective film and the lower second protective film by the second material receiving roller, and rolling the third product, the second protective film and the release film by the third material receiving roller so as to complete the processing of the whole die cutting product.
2. The die cutting method of the irregular die-cut member according to claim 1, wherein the circular knife uniformly divides the raw material into 10 narrow bars having a width of 5-7 mm at step S1.
3. The method for die cutting irregular die-cut pieces according to claim 1, wherein 4 narrow strips are attached to the blue release film.
4. The method for die cutting irregular die-cut pieces according to claim 1, wherein in step 2, the outer edge of the opal film is larger than the outer edge of the narrow strip.
5. The method for die-cutting irregular die-cut pieces according to claim 1, wherein the first protective film and the second protective film are both silicone protective films.
6. The method for die-cutting irregular die-cut pieces according to claim 1, wherein the release film is provided with a glue surface, the non-glue surface of the second protection film is attached to the glue surface of the release film, the glue surface of the second protection film is attached to the non-glue surface of the first protection film, and the glue surface of the first protection film is attached to the non-release surface of the blue release film.
7. The method for die cutting irregular die-cut pieces according to claim 1, wherein the adhesive force of the adhesive surface of the second protective film is larger than that of the adhesive surface of the first protective film.
8. The method for die cutting irregular die-cut pieces according to claim 1, wherein the opal film is CPW30A release film.
9. The method for die cutting irregular die-cut pieces according to claim 1, wherein the first cutter, the second cutter and the third cutter are sequentially arranged on the cutting die, and the first cutter, the second cutter and the third cutter are arranged in a step shape.
CN201810564410.7A 2018-06-04 2018-06-04 Die cutting method of irregular die-cut piece Active CN108858446B (en)

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Application Number Priority Date Filing Date Title
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CN108858446B true CN108858446B (en) 2020-08-07

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CN109794990B (en) * 2019-02-14 2020-12-22 昆山尚为新材料有限公司 Die cutting process capable of reserving die cutting positioning holes
CN112428658A (en) * 2020-11-24 2021-03-02 苏州安洁科技股份有限公司 Die cutting method for preventing bubbles from being generated
CN114603640B (en) * 2021-11-22 2023-07-28 郑州领胜科技有限公司 Coiled material one-line flow die cutting method

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US4850780A (en) * 1987-09-28 1989-07-25 Kulicke And Soffa Industries Inc. Pre-peel die ejector apparatus
CN101653952B (en) * 2008-08-18 2011-01-12 上海通用汽车有限公司 Double sticky tape and punching method thereof
CN106541449B (en) * 2015-09-22 2018-05-11 元壤实业(上海)有限公司 A kind of cross cutting waste discharge apparatus with inside casing cutting part and cross cutting waste discharge method

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Effective date of registration: 20220509

Address after: 523000 Room 201, building 1, No. 1, R & D 1st Road, Songshanhu Park, Guangzhou, Guangdong

Patentee after: Jiebang Precision Technology Co.,Ltd.

Patentee after: KUNSHAN SHANGWEI NEW MATERIAL CO.,LTD.

Address before: Room 7, 336 Honghu Road, Kunshan Development Zone, Suzhou City, Jiangsu Province

Patentee before: KUNSHAN SHANGWEI NEW MATERIAL CO.,LTD.

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Address after: Room 201, building 1, No.1, RD 1st Road, Songshan Lake Park, Dongguan City, Guangdong Province 523000

Patentee after: Jiebang Precision Technology Co.,Ltd.

Patentee after: KUNSHAN SHANGWEI NEW MATERIAL CO.,LTD.

Address before: 523000 Room 201, building 1, No. 1, R & D 1st Road, Songshanhu Park, Guangzhou, Guangdong

Patentee before: Jiebang Precision Technology Co.,Ltd.

Patentee before: KUNSHAN SHANGWEI NEW MATERIAL CO.,LTD.