CN114311147A - Process for solving waste discharge and chip dropping of thick product after stamping - Google Patents
Process for solving waste discharge and chip dropping of thick product after stamping Download PDFInfo
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- CN114311147A CN114311147A CN202210005096.5A CN202210005096A CN114311147A CN 114311147 A CN114311147 A CN 114311147A CN 202210005096 A CN202210005096 A CN 202210005096A CN 114311147 A CN114311147 A CN 114311147A
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- 239000002699 waste material Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 83
- 230000001681 protective effect Effects 0.000 claims abstract description 51
- 238000004080 punching Methods 0.000 claims abstract description 38
- 238000013329 compounding Methods 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 9
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 14
- 239000002390 adhesive tape Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 239000012945 sealing adhesive Substances 0.000 claims description 8
- 210000004379 membrane Anatomy 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 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 4
- 210000002469 basement membrane Anatomy 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 229940126062 Compound A Drugs 0.000 description 1
- 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 description 1
- 238000004804 winding Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention provides a process for eliminating waste and sheet dropping of a thick product after stamping, which enables the die cutting and rolling of the product to be rapid and efficient and ensures the quality of the product. Which comprises the following steps: a, sequentially compounding a first transparent protective film and a second transparent protective film below a bottom release film, and punching by a compounding A cutter; b, rolling the second transparent protective film at the lowest part, and simultaneously removing the waste materials of the central holes of the bottom release film and the first transparent protective film which are formed by punching; c, compounding an original film below the first transparent protective film, and compounding a three-layer composite film on the upper surface of the base film release film; d B cutter punching the three-layer composite film corresponding to the center and periphery of the product; e, waste materials on 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 are discharged; f, punching an inner hole of the three-layer composite film by a composite C cutter; g. and pulling off waste materials 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-cutting product manufacturing, in particular to a process for solving the problem of waste discharge and sheet dropping of a thick product after stamping.
Background
The existing product is shown in figure 1 in the structure, and comprises an annular structure formed by a release film and an upper three-layer composite film at the bottom, when the actual die cutting is carried out, the existing process is carried out in the manufacturing process, because a transparent protective film is arranged below the release film at the bottom, when the middle punching hole part is removed through the transparent protective film, the bottom of the forming area is easy to drop from the release film, so that the product cannot be rolled reasonably, and the processing of the product is influenced.
Disclosure of Invention
Aiming at the problems, the invention provides a process for removing waste and sheets after stamping a thick product, which enables the die cutting and rolling of the product to be fast and efficient and ensures the quality of the product.
The process for solving the problem of waste discharge and chip removal after stamping of thick products is characterized by comprising the following steps of:
a, sequentially compounding a first transparent protective film and a second transparent protective film below a bottom release film, and then integrally punching by a compounding A cutter to form the outer contour of a product of the bottom release film, wherein the positions of the bottom release film and the first transparent protective film, which correspond to the central hole of the product, are punched and formed by the compounding A cutter;
b, rolling the second transparent protective film at the lowest part, and removing the bottom release film formed by punching the composite A cutter and the central hole waste material of the first transparent protective film;
c, compounding an original film below the first transparent protective film, and simultaneously compounding a three-layer composite film on the upper surface of the release film of the bottom film, wherein the original film is adhered to the adhesive tape at the bottom of the three-layer composite film through the central hole to form firm adhesion;
d, punching the integral material obtained by compounding by a B cutter, and punching and forming the three-layer composite film by the B cutter corresponding to the periphery of the center of the product;
e, synchronously carrying out waste discharge operation on the peripheral waste of the three-layer composite film and the peripheral waste of the bottom release film adhered to the bottom of the three-layer composite film through the box sealing adhesive tape with the 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 release film of the basement membrane corresponding to the composite A cutter;
g. the waste material of 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 backwards;
h. the product is then transported along the strip of material and cut into pieces.
It is further characterized in that:
the width direction of the bottom release film covers the surface areas of two products, a production line corresponding to the process is a stepping production line, an integral value obtained by dividing the stepping distance by the transverse length of the product is N, and the product is compounded with 2N of products punched by an A cutter at one time, so that the punching efficiency at each time is optimal;
the three-layer composite film covers the peripheral area of the central hole of the release film of the bottom film in size after being stripped outside, 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;
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 sealing adhesive tape after being punched by a compound C cutter, and then a protective film is compounded on the upper surface of the product;
the thickness of the original film is 0.1mm, and the original film can be adhered to an adhesive tape at the bottom of the three-layer composite film through a central hole of a product;
the composite C-shaped cutter also comprises positioning hole forming bulges used at two ends of the bottom release film, and the positioning hole forming bulges directly penetrate through the bottom release film, the first transparent protective film and the original film and are directly punched to discharge waste;
the composite cutter A, the composite cutter B and the composite cutter C are metal cutter dies arranged on the metal stamping die sets, and alignment holes are respectively formed in the two sides of each metal stamping die set corresponding to the width direction, so that the accuracy and reliability of punching are guaranteed;
the composite cutter A is also provided with a boundary positioning punching bulge to ensure that the metal punching modules corresponding to the cutter B and the composite cutter C have alignment reference;
the three-layer composite film comprises an upper layer of 3M adhesive tape, a middle layer of KE971 layer and a lower layer of 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 edge of the outer ring is removed, further, the sheet cannot fall off, finally, the waste material of the central hole of the three-layer composite film is pulled off through the original film, and through continuous stepping film production operation, the metal punching modules corresponding to the composite cutter A, the composite cutter B and the composite cutter C can be continuously and linearly arranged, so that the die cutting and winding of the product are quick 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 process flow diagram of the present invention;
FIG. 3 is a schematic diagram of a composite A-blade cutting die and a corresponding die-cut film thickness according to the present invention;
FIG. 4 is a schematic diagram of a B-blade die and a corresponding die-cut film thickness according to the present invention;
FIG. 5 is a schematic diagram of a composite C-blade die and a corresponding die-cut film thickness according to the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
a product 1, a central hole 2 and a central outer circumference 3;
a bottom release film 10, a first transparent protective film 20, a second transparent protective film 30, an original 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;
the composite punching die comprises a composite A knife 100, a boundary positioning punching bulge 101, a B knife 200, a composite C knife 300 and a positioning hole forming bulge 301.
Detailed Description
A process for solving the problem of waste and chip removal after stamping of thick products is shown in figures 1-5 and comprises 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 then integrally punching by a compounding A cutter 100 to form the outer contour of a product of the bottom release film 10, wherein the positions of the bottom release film 10 and the first transparent protective film 20, which correspond to a central hole 2 of the product 1, are cut and molded by the compounding A cutter 100;
b, rolling the second transparent protective film 30 at the lowest part, and simultaneously removing the central hole waste materials of the bottom release film 10 and the first transparent protective film 20 formed by punching the composite A cutter 100;
c, compounding an original film 40 below the first transparent protective film 20, and simultaneously compounding three layers of composite films 50 on the upper surface of the base film release film 10, wherein the original film 40 is adhered to the adhesive tape at the bottom of the three layers of composite films 50 through the central hole position to form firm adhesion;
d, punching the integrated material obtained by compounding by a B cutter 200, and punching and forming the three-layer composite film 50 corresponding to the periphery 3 of the center of the product 1 by the B cutter 200;
e, synchronously carrying out waste discharge operation on the peripheral waste of the three-layer composite film 50 and the peripheral waste of the bottom release film 10 adhered to the bottom of the three-layer composite film through the first box sealing adhesive tape 60 with the corresponding width;
f, punching the inner hole of the three-layer composite film 50 by the composite C cutter 300, wherein the size of the inner hole is the same as that of the central hole 2 of the release film 10 of the bottom film corresponding to the composite A cutter 100;
g. the waste material of the inner hole of the three-layer composite film 50 is pulled off through the original film 40, and the first transparent protective film 20 drives the formed product to be conveyed backwards;
h. the product is then transported along the strip of material and cut into pieces.
In the specific implementation:
the width direction of the bottom release film 10 covers the surface areas of two products, a production line corresponding to the process is a stepping production line, an integer value obtained by dividing the stepping distance by the transverse length of the product is N, and 2N products are combined with the A knife 100 for one-time punching, so that the punching efficiency of each time is optimal, wherein in the specific embodiment, N is equal to 5;
the three-layer composite film 50 covers the peripheral area of the central hole of the release film 10 of the bottom film in size after being stripped on the outside, so that the material saving is ensured, and the efficiency is high;
the upper surface of the three-layer composite film 50 is covered with a first release protective film 54 during initial compounding;
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 punched 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 the original film can be adhered to the adhesive tape at the bottom of the three-layer composite film 50 through the center hole of the product;
the composite C-shaped cutter 300 also comprises positioning hole forming bulges 301 used for two ends of the bottom release film, and the positioning hole forming bulges 301 directly penetrate through the bottom release film 10, the first transparent protective film 20 and the original film 40 and are directly punched to discharge waste;
the composite A cutter 100, the composite B cutter 200 and the composite C cutter 300 are metal cutting dies arranged on a metal stamping module, and alignment holes are respectively formed in the metal stamping module corresponding to the B cutter 200 and the composite C cutter 300 and corresponding to the two sides of the width direction, so that the accuracy and reliability of punching are guaranteed;
the composite A cutter 100 is also provided with a boundary positioning punching bulge 101 to ensure that the metal punching modules corresponding to the B cutter 200 and the composite C cutter 300 have alignment reference;
the three-layer composite film 50 includes an upper 3M tape 51 of 0.3mm, a middle KE971 layer 52 of 0.5mm, and a lower 3M tape 53 of 0.3 mm.
Its theory of operation is as follows, through the central through hole firmly adhesion location of former membrane with the lower floor sticky tape of three-layer complex film through the product for three-layer complex film can not be taken away when the slitter edge is removed to the outer loop, and then can not fall the piece, and the last former membrane of rethread pulls the centre bore waste material of three-layer complex film, and through continuous step-by-step membrane production operation, compound A sword, B sword, the metal punching press module that compound C sword corresponds can arrange in a straight line in succession, and it makes the cross cutting rolling of product quick high-efficient, has ensured the quality of product.
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 attributes 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The process for solving the problem of waste discharge and chip removal after stamping of thick products is characterized by comprising the following steps of:
a, sequentially compounding a first transparent protective film and a second transparent protective film below a bottom release film, and then integrally punching by a compounding A cutter to form the outer contour of a product of the bottom release film, wherein the positions of the bottom release film and the first transparent protective film, which correspond to the central hole of the product, are punched and formed by the compounding A cutter;
b, rolling the second transparent protective film at the lowest part, and removing the bottom release film formed by punching the composite A cutter and the central hole waste material of the first transparent protective film;
c, compounding an original film below the first transparent protective film, and simultaneously compounding a three-layer composite film on the upper surface of the release film of the bottom film, wherein the original film is adhered to the adhesive tape at the bottom of the three-layer composite film through the central hole to form firm adhesion;
d, punching the integral material obtained by compounding by a B cutter, and punching and forming the three-layer composite film by the B cutter corresponding to the periphery of the center of the product;
e, synchronously carrying out waste discharge operation on the peripheral waste of the three-layer composite film and the peripheral waste of the bottom release film adhered to the bottom of the three-layer composite film through the box sealing adhesive tape with the 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 release film of the basement membrane corresponding to the composite A cutter;
g. the waste material of 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 backwards;
h. the product is then transported along the strip of material and cut into pieces.
2. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the width direction of the bottom release film covers the surface areas of two products, a 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 product is N, and the product is compounded with 2N of products punched by the cutter A at one time, so that the punching efficiency at each time is optimal.
3. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the three-layer composite film covers the peripheral area of the central hole of the release film of the bottom film through the size after striping.
4. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 3, wherein: the upper surface of the three-layer composite film is covered with a first release protective film during initial compounding.
5. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 4, wherein: and e, completely discharging the waste of the first release protective film in the waste discharge of the step e, compounding a second release protective film on the upper surface of the three-layer composite film, punching the second release protective film by a compound C cutter, discharging the waste by a sealing adhesive tape, and compounding the protective film on the upper surface of the product.
6. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the thickness of former membrane is 0.1mm, and it is guaranteed to accomplish the adhesion through the product centre bore with the sticky tape of three-layer complex film bottom.
7. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the composite C-shaped cutter also comprises positioning hole forming bulges used for the two ends of the bottom release film, and the positioning hole forming bulges directly penetrate through the bottom release film, the first transparent protective film and the original film and are directly punched for waste discharge.
8. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the composite cutter A, the composite cutter B and the composite cutter C are metal cutting dies arranged on the metal stamping die set, and aligning holes are respectively formed in the two sides of each metal stamping die set corresponding to the width direction, so that the punching accuracy and reliability are guaranteed.
9. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 8, wherein: and the composite cutter A is also provided with a boundary positioning punching bulge, so that the metal punching modules corresponding to the cutter B and the composite cutter C are ensured to have alignment reference.
10. The process for solving the problem of waste discharge and sheet dropping of the thick product after stamping as claimed in claim 1, wherein: the three-layer composite film comprises an upper layer of 3M adhesive tape, a middle layer of KE971 layer and a lower layer of 3M adhesive tape.
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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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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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CN114311147B CN114311147B (en) | 2024-05-10 |
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