CN114311147B - Process for solving waste discharge and sheet falling after thick product stamping - Google Patents
Process for solving waste discharge and sheet falling after thick product stamping Download PDFInfo
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- CN114311147B CN114311147B CN202210005096.5A CN202210005096A CN114311147B CN 114311147 B CN114311147 B CN 114311147B CN 202210005096 A CN202210005096 A CN 202210005096A CN 114311147 B CN114311147 B CN 114311147B
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- 239000002699 waste material Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 claims abstract description 100
- 230000001681 protective effect Effects 0.000 claims abstract description 51
- 238000004080 punching Methods 0.000 claims abstract description 32
- 238000013329 compounding Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 229940126062 Compound A Drugs 0.000 claims abstract description 7
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000002390 adhesive tape Substances 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000012945 sealing adhesive Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000003475 lamination Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention provides a process for solving the problem of waste discharge and sheet falling after punching of thick products, which ensures that the die cutting and rolling of the products are quick and efficient, and ensures the quality of the products. The method comprises the following steps: a, sequentially compounding a first transparent protective film and a second transparent protective film below the bottom release film, and punching by a compound A knife; b, rolling the second transparent protective film at the lowest part, and simultaneously removing waste materials of the bottom release film and the central hole of the first transparent protective film, which are formed by punching; c, compounding a raw film below the first transparent protective film, and compounding a three-layer composite film on the upper surface of the bottom film release film; molding the three-layer composite film corresponding to the center outer ring Zhou Chongqie of the product by a d B knife; e, discharging waste materials at the periphery of the three-layer composite film and peripheral waste materials of the bottom release film adhered to the bottom of the three-layer composite film; f, punching an inner hole of the three-layer composite film by a composite C knife; g. and (3) pulling the waste material of the inner holes of the three-layer composite film through the original film.
Description
Technical Field
The invention relates to the technical field of die-cut product manufacturing, in particular to a process for solving the problem of waste discharge and sheet falling after thick products are punched.
Background
The structure of the existing product is shown in fig. 1, and the existing product comprises a bottom release film and an annular structure formed by three layers of upper composite films, when the existing process is used for actually die-cutting, a transparent protective film is arranged below the bottom release film, when the middle punching part is removed through the transparent protective film, the bottom release film in a forming area is easy to fall off, so that the product cannot reasonably perform rolling operation, and the processing of the product is affected.
Disclosure of Invention
Aiming at the problems, the invention provides a process for solving the problem of waste discharge and sheet falling after punching of thick products, which ensures that the die cutting and rolling of the products are quick and efficient, and ensures the quality of the products.
The process for solving the problem of waste discharge and sheet falling after thick product stamping is characterized by comprising the following steps of:
a, sequentially compounding a first transparent protective film and a second transparent protective film below the bottom release film, and then punching the bottom release film integrally by a compound A knife, so that the outer contour of a product of the bottom release film is formed, and the positions of the bottom release film and the first transparent protective film corresponding to a central hole of the product are punched and formed by the compound A knife;
b, rolling the second transparent protective film at the lowest part, and simultaneously removing the bottom release film formed by punching the composite A knife and the waste material of the central hole of the first transparent protective film;
c, compounding a raw film below the first transparent protective film, and compounding a three-layer composite film on the upper surface of the bottom film release film, wherein the raw film is adhered to an adhesive tape at the bottom of the three-layer composite film through a central hole to form firm adhesion;
d, punching the composite integral material by a B cutter, and forming the three-layer composite film corresponding to a central outer ring Zhou Chongqie of the product by the B cutter;
e, synchronously discharging waste materials at the periphery of the three-layer composite film and peripheral waste materials of the bottom release film adhered to the bottom of the three-layer composite film through a box sealing adhesive tape with a corresponding width;
f, punching an inner hole of the three-layer composite film by a composite C cutter, wherein the size of the inner hole is the same as that of a central hole of the bottom film release film corresponding to the composite A cutter;
g. The waste material in the inner hole of the three-layer composite film is pulled off through the original film, and the first transparent protective film drives the formed product to be conveyed backward;
h. The product is then transported along the belt for slicing.
It is further characterized by:
The width direction of the bottom release film covers the areas of two products, the production line corresponding to the process is a stepping production line, the integral value obtained by dividing the stepping distance by the transverse length of the products is N, and the product 2N punched by the composite A knife at one time is obtained, so that the efficiency of punching each time is optimal;
The three-layer composite film covers the peripheral area of the central hole of the bottom film release film through the size after being striped, so that the material saving is ensured, and the efficiency is high;
the upper surface of the three-layer composite film is covered with a first release protective film during initial compounding;
e, the first release protective film is completely discharged when the waste is discharged in the step E, then a second release protective film is compounded on the upper surface of the three-layer composite film again, the second release protective film is discharged through a box sealing adhesive tape after being die-cut by a compound C cutter, and then the protective film is compounded on the upper surface of the product;
the thickness of the original film is 0.1mm, which ensures that the adhesive tape at the bottom of the three-layer composite film can be adhered to the adhesive tape through a central hole of the product;
the composite C knife further comprises positioning hole forming protrusions used for two ends of the bottom release film, wherein the positioning hole forming protrusions directly penetrate through the bottom release film, the first transparent protective film and the original film, and waste is discharged through direct stamping;
The composite A knife, the composite B knife and the composite C knife are metal knife dies arranged on the metal stamping modules, and each metal stamping module is respectively provided with an alignment hole corresponding to two sides of the width direction, so that the accuracy and reliability of punching are ensured;
the composite A knife is also provided with a boundary positioning punching bulge so as to ensure that the metal punching modules corresponding to the B knife and the composite C knife have alignment references;
The three-layer composite film comprises an upper layer 3M adhesive tape, a middle layer KE971 layer and a lower layer 3M adhesive tape.
After the process is adopted, the lower adhesive tape of the three-layer composite film is firmly adhered and positioned through the central through hole of the product through the original film, so that the three-layer composite film cannot be taken away when the waste edges of the outer ring are removed, further cannot fall off sheets, finally, the waste materials of the central holes of the three-layer composite film are pulled off through the original film, and the metal stamping modules corresponding to the composite A knife, the composite B knife and the composite C knife can be continuously and linearly arranged through continuous stepping film production operation, so that the die cutting and rolling of the product are rapid and efficient, and the quality of the product is ensured.
Drawings
FIG. 1 is a perspective view of a product according to the present invention;
FIG. 2 is a schematic illustration of the process flow of the present invention;
FIG. 3 is a schematic diagram of a composite A-knife die diagram and its corresponding die-cut film thickness;
FIG. 4 is a schematic diagram of a B-knife die and its corresponding die cut film thickness;
FIG. 5 is a schematic diagram of a composite C-knife die and its corresponding die cut film thickness;
The names corresponding to the serial numbers in the figures are as follows:
a product 1, a central hole 2 and a central outer ring circumference 3;
A bottom release film 10, a first transparent protective film 20, a second transparent protective film 30, a raw film 40, a three-layer composite film 50, an upper layer 3M adhesive tape 51, a middle layer KE971 layer 52, a lower layer 3M adhesive tape, a first release protective film 54, a second release protective film 55, a first box sealing adhesive tape 60, a second box sealing adhesive tape 61 and a protective film 70;
composite a knife 100, boundary positioning die-cut protrusion 101, B knife 200, composite C knife 300, and positioning hole forming protrusion 301.
Detailed Description
A process for solving the problem of waste disposal and sheet falling after thick product stamping, see fig. 1-5, comprising the following steps:
a, sequentially compounding a first transparent protective film 20 and a second transparent protective film 30 below a bottom release film 10, and punching the whole by a compound A knife 100, so that the outer contour of a product of the bottom release film 10 is formed, and the positions of the bottom release film 10 and the first transparent protective film 20 corresponding to a central hole 2 of a product 1 are cut and formed by the compound A knife 100;
b, rolling the second transparent protective film 30 at the lowest part, and simultaneously removing the waste materials of the central holes of the bottom release film 10 and the first transparent protective film 20 formed by punching the composite A knife 100;
c, compounding a raw film 40 below the first transparent protective film 20, and compounding a three-layer composite film 50 on the upper surface of the bottom film release film 10, wherein the raw film 40 is adhered to the adhesive tape at the bottom of the three-layer composite film 50 through the central hole to form firm adhesion;
d, punching the composite integral material by a B cutter 200, wherein the B cutter 200 carries out punching molding on the three-layer composite film 50 corresponding to the central outer circumference 3 of the product 1;
e, synchronously discharging waste materials at the periphery of the three-layer composite film 50 and the periphery waste materials of the bottom release film 10 adhered to the bottom of the three-layer composite film through a first box sealing adhesive tape 60 with a corresponding width;
f, punching an inner hole of the three-layer composite film 50 by using a composite C knife 300, wherein the size of the inner hole is the same as that of a central hole 2 of the bottom film release film 10 corresponding to the composite A knife 100;
g. the waste material in the inner hole of the three-layer composite film 50 is pulled off by the original film 40, and the first transparent protective film 20 drives the formed product to be conveyed backward;
h. The product is then transported along the belt for slicing.
The specific implementation method comprises the following steps:
The bottom release film 10 covers the areas of two products in the width direction, the production line corresponding to the process is a stepping production line, the integral value obtained by dividing the stepping distance by the transverse length of the products is N, and the product 2N is punched by the composite A knife 100 once, so that the efficiency of punching each time is optimal, and in a specific embodiment, N is equal to 5;
the three-layer composite film 50 covers the peripheral area of the central hole of the bottom film release film 10 through the size after being striped outside, thereby ensuring material saving and high efficiency;
the upper surface of the three-layer composite film 50 is covered with a first release protective film 54 at the time of initial lamination;
The first release protective film 54 is completely discharged when the waste is discharged in the step e, then a second release protective film 55 is compounded on the upper surface of the three-layer composite film again, the second release protective film 55 is discharged through a second box sealing adhesive tape 61 after being subjected to punching by a compound C cutter, and then a protective film 70 is compounded on the upper surface of the product;
the thickness of the original film 40 is 0.1mm, which ensures that adhesion with the tape at the bottom of the three-layer composite film 50 is accomplished through the product center hole;
The composite C knife 300 further comprises positioning hole forming protrusions 301 used for two ends of the bottom release film, wherein the positioning hole forming protrusions 301 directly penetrate through the bottom release film 10, the first transparent protective film 20 and the original film 40, and waste is directly stamped and discharged;
The composite A knife 100, the B knife 200 and the composite C knife 300 are metal knife dies arranged on the metal stamping die set, and alignment holes are respectively formed in the two sides of the metal stamping die set corresponding to the B knife 200 and the composite C knife 300 in the width direction, so that the punching is accurate and reliable;
The composite A knife 100 is also provided with a boundary positioning punching protrusion 101, so that the metal punching modules corresponding to the B knife 200 and the composite C knife 300 are ensured to have alignment references;
The three-layer composite film 50 includes a 0.3mm upper layer 3M tape 51, a 0.5mm middle layer KE971 layer 52, a 0.3mm lower layer 3M tape 53.
The working principle is as follows, the lower adhesive tape of the three-layer composite film is firmly adhered and positioned through the central through hole of the product through the original film, so that the three-layer composite film cannot be taken away when the waste edges are removed from the outer ring, further, the chips cannot be dropped, finally, the waste materials of the central holes of the three-layer composite film are pulled away through the original film, and the metal stamping modules corresponding to the composite A knife, the composite B knife and the composite C knife can be continuously and linearly arranged through continuous stepping film production operation, so that the die cutting rolling of the product is rapid and efficient, and the quality of the product is ensured.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. The process for solving the problem of waste discharge and sheet falling after thick product stamping is characterized by comprising the following steps of:
a, sequentially compounding a first transparent protective film and a second transparent protective film below the bottom release film, and then punching the bottom release film integrally by a compound A knife, so that the outer contour of a product of the bottom release film is formed, and the positions of the bottom release film and the first transparent protective film corresponding to a central hole of the product are punched and formed by the compound A knife;
b, rolling the second transparent protective film at the lowest part, and simultaneously removing the bottom release film formed by punching the composite A knife and the waste material of the central hole of the first transparent protective film;
c, compounding a raw film below the first transparent protective film, and compounding a three-layer composite film on the upper surface of the bottom film release film, wherein the raw film is adhered to an adhesive tape at the bottom of the three-layer composite film through a central hole to form firm adhesion;
the three-layer composite film is outside to cover the peripheral area of the central hole of the release film of the bottom film through the size after being striped;
the upper surface of the three-layer composite film is covered with a first release protective film during initial compounding;
d, punching the composite integral material by a B cutter, and forming the three-layer composite film corresponding to a central outer ring Zhou Chongqie of the product by the B cutter;
e, synchronously discharging waste materials at the periphery of the three-layer composite film and peripheral waste materials of the bottom release film adhered to the bottom of the three-layer composite film through a box sealing adhesive tape with a corresponding width;
f, punching an inner hole of the three-layer composite film by a composite C cutter, wherein the size of the inner hole is the same as that of a central hole of the bottom film release film corresponding to the composite A cutter;
the composite C knife further comprises positioning hole forming protrusions used for two ends of the bottom release film, wherein the positioning hole forming protrusions directly penetrate through the bottom release film, the first transparent protective film and the original film, and waste is discharged through direct stamping;
e, the first release protective film is completely discharged when the waste is discharged in the step E, then a second release protective film is compounded on the upper surface of the three-layer composite film again, the second release protective film is discharged through a box sealing adhesive tape after being die-cut by a compound C cutter, and then the protective film is compounded on the upper surface of the product;
g. The waste material in the inner hole of the three-layer composite film is pulled off through the original film, and the first transparent protective film drives the formed product to be conveyed backward;
h. Then conveying the product along the material belt for slicing;
the thickness of the original film is 0.1mm, which ensures that the adhesive tape at the bottom of the three-layer composite film can be adhered to the adhesive tape through a central hole of the product;
The lower adhesive tape of the three-layer composite film is firmly adhered and positioned through the central through hole of the product through the original film, so that the three-layer composite film cannot be taken away when the waste edges are removed from the outer ring, further cannot fall off sheets, finally, the waste materials of the central holes of the three-layer composite film are pulled off through the original film, and the metal stamping modules corresponding to the composite A knife, the composite B knife and the composite C knife can be continuously and linearly arranged through continuous stepping film production operation, so that the die cutting rolling of the product is rapid and efficient, and the quality of the product is ensured.
2. A process for solving the problem of waste disposal and chipping after stamping of thick products as defined in claim 1, wherein: the bottom release film is characterized in that the width direction of the bottom release film covers the areas of two products, the production line corresponding to the process is a stepping production line, the integral value obtained by dividing the stepping distance by the transverse length of the products is N, and the number of products punched by the composite A knife at one time is 2N, so that the punching efficiency of each time is optimal.
3. A process for solving the problem of waste disposal and chipping after stamping of thick products as defined in claim 1, wherein: the composite A knife, the composite B knife and the composite C knife are metal knife dies arranged on the metal stamping modules, and each metal stamping module is provided with alignment holes corresponding to two sides of the width direction respectively, so that the accuracy and reliability of punching are ensured.
4. A process for solving the problem of waste disposal and chipping after stamping of thick products as defined in claim 3, wherein: the composite A knife is also provided with a boundary positioning punching bulge, so that the metal punching modules corresponding to the B knife and the composite C knife are ensured to have alignment references.
5. A process for solving the problem of waste disposal and chipping after stamping of thick products as defined in claim 1, wherein: the three-layer composite film comprises an upper layer 3M adhesive tape, a middle layer KE971 layer and a lower layer 3M adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005096.5A CN114311147B (en) | 2022-01-04 | 2022-01-04 | Process for solving waste discharge and sheet falling after thick product stamping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005096.5A CN114311147B (en) | 2022-01-04 | 2022-01-04 | Process for solving waste discharge and sheet falling after thick product stamping |
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| CN114311147A CN114311147A (en) | 2022-04-12 |
| CN114311147B true CN114311147B (en) | 2024-05-10 |
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