CN113547758A - Preparation method of multi-section up-down tearing protective film - Google Patents
Preparation method of multi-section up-down tearing protective film Download PDFInfo
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- CN113547758A CN113547758A CN202110781890.4A CN202110781890A CN113547758A CN 113547758 A CN113547758 A CN 113547758A CN 202110781890 A CN202110781890 A CN 202110781890A CN 113547758 A CN113547758 A CN 113547758A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 10
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- 239000002699 waste material Substances 0.000 claims abstract description 65
- 238000000034 method Methods 0.000 claims abstract description 31
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- 238000004519 manufacturing process Methods 0.000 abstract description 22
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0224—Mechanical pre-treatments, e.g. reshaping with removal of material
- B29C66/02241—Cutting, e.g. by using waterjets, or sawing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2009/00—Layered products
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Abstract
The invention discloses a preparation method of a multi-section upper and lower tearing protective film, belonging to the field of die cutting, and the technical scheme is characterized by comprising the following steps: s1, firstly, placing the first material through a discharging shaft L2, then connecting the deviation rectifier in series with G1-G2, cutting a D1 cutting die in a cutting and grinding tool, cutting through a self-contained film of the first material, and half-cutting the main material; s2, placing a second material through a lower material shaft D2, and attaching the second material to a self-contained film of the first material through a G3 station; s3 and G6-G7 are transferred and pasted on two ST-5534SB + A1#23 through 5002G, the glue surface is upward, waste A1#23 is discharged through a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected through U6; s4, G7, then a scraper is arranged, waste 5002G is discharged, the material is attached to a cutter die D4 on G9 through G8, the outer frame of the product is cut, and then waste is discharged through U10; s5, scraping the product by a scraper after the material passes through a toothed rubber roller arranged on G10, and D7 wastes the TWS5001, aiming at solving the problems that the existing upper and lower tearing protective films have certain process difficulty and lower manufacturing precision.
Description
Technical Field
The invention relates to the field of die cutting, in particular to a preparation method of a multi-section upper and lower tearing protective film.
Background
The protective film can be divided into a digital product protective film, an automobile protective film, a household protective film, a food fresh-keeping protective film and the like according to the purposes, electronic elements such as a mobile phone screen, a liquid crystal display screen, a polaroid and the like have precise structures and are expensive, in order to prevent the electronic elements from being scratched or damaged due to jolting and clamping in the transportation and use processes, a layer of static protective film is usually adhered to the surface of the electronic elements, so that the safety of the electronic elements is protected, the electronic elements or other electrical parts are prevented from being damaged by static electricity, along with the popularization of digital products such as mobile phones and the like in China, the protective film is gradually a general name of the screen protective film, the function of the protective film in the field of the screen protective film is also eight doors, the scratch is prevented at the earliest, the protective film is favored by REDBOBO and OK8 functional protective films in hong, the material is from the earliest PP material to the AR material which is popular nowadays, the middle of the product is developed for more than 5 years, the product is slowly accepted by the vast mobile phone group, for the increasingly mature industrialized industry, the protective film is a common industrial consumable, the protective film is to put a film outside the entity article to be protected in terms of function, the functional protective films such as an AR anti-reflection film, an AG frosted anti-reflection film, a mobile phone mirror film, a peep-proof film, a high-definition scratch-proof film and the like are available on the modern world, the requirement on the surface protection of the product is met, the loss of surface scratches in the circulation links from factories to markets, in the processes of transportation, storage and even display of the product is reduced, the protective film market is concerned by more merchants, many manufacturers also begin to produce high-end protective films to meet the fashionable pursuit of young people, the scratch-proof film is divided into a 2H conventional film, abrasion-proof scratch-proof damage, a 4H high-proof abrasion-proof scratch-proof damage and a 5H carbon crystal grade, super wear-resisting trace damage, its difference is that 4H and 5H scribble the ultra-thin crystal coating of coagulability at the protective layer, and the material kind can divide into: PP material, PVC material, PET material, AR material, PE material, OPP material and OCA material can divide into according to protection film market classification: the protective film can be divided into the following fields according to the application range: metal product surfaces, coated metal product surfaces, plastic product surfaces, automotive product surfaces, electronic product surfaces, signage product surfaces, profile product surfaces, and other product surfaces.
The existing protective film products generally have high requirements, generally need to control the product appearance, have cleanliness, can not have scratch impression, have requirements on warping degree, have certain process difficulty in tearing the protective film up and down, and have low manufacturing precision, so that the method for preparing the multi-section upper and lower tearing protective film with good product appearance, high cleanliness and high precision is needed to meet the requirements of users.
Disclosure of Invention
The invention provides a preparation method of a multi-section upper and lower tearing protective film, and aims to solve the problems that the existing protective film products generally have higher requirements, the product appearance generally needs to be controlled, the cleanliness is high, scratch impression cannot be caused, the warping degree also has requirements, the upper and lower tearing protective films have certain process difficulty, and the manufacturing precision is lower.
The invention is realized in such a way that a preparation method of a multi-section up-and-down tearing protective film comprises the following steps:
s1, firstly, placing the first material through a discharging shaft L2, then connecting the deviation rectifier in series with G1-G2, cutting a D1 cutting die in a cutting and grinding tool, cutting through a self-contained film of the first material, and half-cutting the main material;
s2, placing a second material through a lower material shaft D2, and attaching the second material to a self-contained film of the first material through a G3 station;
s3 and G6-G7 are transferred and pasted on two ST-5534SB + A1#23 through 5002G, the glue surface is upward, waste A1# 23 is discharged through a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected through U6;
s4, G7, then a scraper is arranged, waste 5002G is discharged, the material is attached to a cutter die D4 on G9 through G8, the outer frame of the product is cut, and then waste is discharged through U10;
s5, passing the material through a toothed rubber roller arranged on G10, then arranging a scraper to scrape the product, and D7 wastes the TWS 5001.
In order to achieve the effect of conveniently cutting the first material, as the method for preparing the multi-section upper and lower tear-off protective film provided by the invention, preferably, the first material in the step S1 is set to be TS-3820, and the tension value is set to be 30.
In order to achieve the effect of conveniently attaching the first material to the third material, preferably, in the step S2, the first material is half-cut on a self-carrying film through a G4 station and a cutting die D2 on a G4, 2 channels of 20mm of the third material are placed on an upper discharging shaft U5, waste is discharged from a U4, and the third material is attached according to an attachment standard through a guide wheel in front of a G5.
In order to achieve the effect of perfectly adhering the first material and the third material, preferably, the adhering standard is adhered to a die cutting position of a film cutter A through a guide wheel in front of G5, and the visual distance of two sides is 1 MM.
In order to achieve the effect of facilitating waste discharge of the third material, as the method for manufacturing the multi-stage upper and lower tear tab protective film provided by the invention, it is preferable that the second material in the step S2 is set to be TWB5001, the third material is set to be 5534SB + a1# 23, and waste is a1# 23.
In order to achieve the effect of convenient use, preferably, the first material, the second material and the third material comprise base materials and adhesives, and the first material, the second material and the third material are halogen-free materials.
In order to achieve the effects of high quality and high insulation of the protective film, the invention provides a method for preparing the multi-section upper and lower tearing protective film, preferably, the thicknesses of the first material, the second material and the third material are set to be 50um, and the surface resistance exceeds 10 giga ohm.
In order to achieve the effect of not leaving any residue, it is preferable that the adhesive is set to be 5 μm thick, and the adhesive is a self-wetting adhesive that can be separated from the glass surface without leaving any residue.
In order to achieve the effect of facilitating the cutting of the cutting tool, it is preferable that a 30 ° cutting tool is used in the cutting tool, and the cutting direction is the back side.
In order to achieve the effect of conveniently packaging the product, as the invention provides a method for preparing a multi-segment upper and lower tear-off protective film, preferably, the product in the step S5 needs to be packaged, and the packaging is performed according to the kiss-cut area.
Compared with the prior art, the invention has the beneficial effects that:
according to the preparation method of the multi-section up-and-down tearing protective film, a material TS-3820 and a tension value of 30 are placed through a discharging shaft L2, a deviation rectifier is connected in series with a G1-G2, a D1 cutting die is used for downward cutting, the TS-3820 self-carrying film is cut through, and the main material is half cut; the TWB5001 material is placed on a lower material shaft D2, the lower material shaft is attached to the TS-3820 self-carried film through a G3 station, and a cutter die D2 half-cuts the TS-3820 self-carried film on G4 through a G4 station; 2-path 20MM5534SB + A1#23 is placed on an upper feeding shaft U5, U4 wastes A1#23 are discharged, the materials are pasted to the die cutting position of an A film cutter through a guide wheel in front of G5 to serve as a pasting standard, and 1MM is visually observed on two sides; G6-G7 is transferred and pasted twice by 5002G ST-5534SB + A1#23, the glue surface is upward, the waste A1# 23 is discharged by a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected by U6; g7 back scraper, waste discharge 5002G, material attached to G9 knife die D4 through G8, product outer frame cut, then waste discharge with U10; the material is scraped out of a product by a toothed rubber roll arranged on G10 and a scraper arranged on the toothed rubber roll, D7 discharges TWS5001, and finally packaging is carried out according to a kiss-cut area, so that the appearance, cleanliness and precision of the upper and lower tearing protective films are improved, and the problems that the existing protective film products are generally high in requirements, generally need to control the appearance and cleanliness of the products, cannot be scratched and stamped, have requirements on warping degree, have certain process difficulty and are low in manufacturing precision due to the fact that the upper and lower tearing protective films are manufactured are solved.
Drawings
FIG. 1 is an overall structure diagram of a method for preparing a multi-section upper and lower tearing protection film according to the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 3 is an enlarged view of a portion of the present invention at B of FIG. 1;
FIG. 4 is a schematic view of the undercut of the D1 cutting die of the present invention;
FIG. 5 is a schematic representation of the cutting die D2 of the present invention on G4;
FIG. 6 is a schematic view of the cutting die D3 of the G6 cutting the adhesive surface of ST-5534SB in accordance with the present invention;
fig. 7 is a schematic diagram of the cutting die D4 for cutting the outer frame of the product.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: a preparation method of a multi-section up-and-down tearing protective film comprises the following steps:
s1, firstly, placing the first material through a discharging shaft L2, then connecting the deviation rectifier in series with G1-G2, cutting a D1 cutting die in a cutting and grinding tool, cutting through a self-contained film of the first material, and half-cutting the main material;
s2, placing a second material through a lower material shaft D2, and attaching the second material to a self-contained film of the first material through a G3 station;
s3 and G6-G7 are transferred and pasted on two ST-5534SB + A1#23 through 5002G, the glue surface is upward, waste A1# 23 is discharged through a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected through U6;
s4, G7, then a scraper is arranged, waste 5002G is discharged, the material is attached to a cutter die D4 on G9 through G8, the outer frame of the product is cut, and then waste is discharged through U10;
s5, passing the material through a toothed rubber roller arranged on G10, then arranging a scraper to scrape the product, and D7 wastes the TWS 5001.
In this embodiment: placing a material TS-3820 through a discharging shaft L2, setting the material with a tension value of 30, connecting a deviation rectifier in series with a G1-G2 and a D1 cutting die, cutting through a TS-3820 self-carrying film, and half-cutting on a main material; the TWB5001 material is placed on a lower material shaft D2, the lower material shaft is attached to the TS-3820 self-carried film through a G3 station, and a cutter die D2 half-cuts the TS-3820 self-carried film on G4 through a G4 station; 2-path 20MM5534SB + A1#23 is placed on an upper feeding shaft U5, U4 wastes A1# 23 are discharged, the materials are pasted to the die cutting position of an A film cutter through a guide wheel in front of G5 to serve as a pasting standard, and 1MM is visually observed on two sides; G6-G7 is transferred and pasted twice by 5002G ST-5534SB + A1#23, the glue surface is upward, the waste A1# 23 is discharged by a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected by U6; g7 back scraper, waste discharge 5002G, material attached to G9 knife die D4 through G8, product outer frame cut, then waste discharge with U10; the material is scraped out of a product by a toothed rubber roll arranged on G10 and a scraper arranged on the toothed rubber roll, D7 discharges TWS5001, and finally packaging is carried out according to a kiss-cut area, so that the appearance, cleanliness and precision of the upper and lower tearing protective films are improved, and the problems that the existing protective film products are generally high in requirements, generally need to control the appearance and cleanliness of the products, cannot be scratched and stamped, have requirements on warping degree, have certain process difficulty and are low in manufacturing precision due to the fact that the upper and lower tearing protective films are manufactured are solved.
As a technical optimization scheme of the invention, the material I in the step S1 is set to TS-3820, and the tension value is set to 30.
In this embodiment: by setting the first material in the step S1 as TS-3820, then placing the TS-3820 on the discharging shaft L2, connecting the deviation rectifier in series with G1-G2, and setting the tension value as 30, the TS-3820 can be conveniently cut, and the cutting mode is half-cutting on the main material, so that the first material can be cut through the film on the main material, and subsequent lamination is convenient.
As a technical optimization scheme of the invention, in the step S2, the material I is half cut on a self-carrying film through a G4 station, a cutting die D2 is arranged on a G4, 2 channels of 20mm material III are placed on an upper feeding shaft U5, U4 is used for discharging waste, and the material III is attached according to an attachment standard through a guide wheel in front of G5.
In this embodiment: through G4 station, cutting die D2 is on G4, at material one from taking the membrane on half cut, can conveniently take the membrane on half cut to material one, the operation is made things convenient for, be convenient for process, and go up baiting axle U5 and place 2 way 20mm material three, U4 wastes discharge, can conveniently laminate material three and material one, and conveniently arrange the waste, effectually discharge the waste material, laminate according to the laminating standard through the leading wheel before G5 again, laminating efficiency has been improved, and the precision of laminating has been improved, the production precision of protection film has been ensured.
As a technical optimization scheme of the invention, the attaching standard is that the adhesive is attached to the die cutting print position of the A film knife through a guide wheel before G5, and the visual distance of two sides is 1 MM.
In this embodiment: through the direction wheel with G5 preceding rotation card to A membrane sword cross cutting seal department, and both sides range estimation is 1MM, laminates according to the laminating standard strictly, can improve the production quality of protection film, further improvement the production precision of protection film.
As a technical optimization of the present invention, the material two in the step S2 is set as TWB5001, the material three is set as 5534SB + a1# 23, and the waste is a1# 23.
In this embodiment: through setting up material two in step S2 as TWB5001, and material three sets up as 5534SB + A1#23, can conveniently laminate with material one, and conveniently discharge the waste material of A1# 23, improved production efficiency, provide the production quality and the precision of protection film simultaneously, conveniently carry out the recovery of waste material.
As a technical optimization scheme of the invention, the first material, the second material and the third material comprise a base material and an adhesive, and the first material, the second material and the third material are halogen-free materials.
In this embodiment: the first material, the second material and the third material comprise a base material and an adhesive, the combination of the base material and the adhesive is arranged, so that the laminating operation can be conveniently carried out, the first material, the second material and the third material are halogen-free materials, the materials do not contain halogen (fluorine, chlorine, bromine and iodine), and the materials containing organic halide can be degraded to generate hydrogen halide during processing, corrode equipment and are difficult to recycle; carcinogens such as dioxin and the like can be released during combustion, so that halogen-free materials are required to be used at present, the environmental protection performance can be improved, and the guarantee is provided for the health of people.
As a technical optimization scheme of the invention, the thicknesses of the first material, the second material and the third material are set to be 50um, and the surface resistance exceeds 10 giga ohm.
In this embodiment: through setting up the thickness of material one, material two and material three to 50um, and surface resistance surpasss 10 giga ohm, can improve the whole insulating nature of material one, material two and material three, the effectual electrically conductive phenomenon that produces of material one, material two and material three that has prevented has improved the safety in utilization performance of product, and has improved the whole quality of protection film simultaneously.
As a technical optimization scheme of the invention, the thickness of the adhesive is set to be 5um, and the adhesive is a self-wetting adhesive and can be separated from the surface of the glass without leaving residues.
In this embodiment: by setting the thickness of the adhesive to be 5um and by setting the adhesive to be a self-wetting adhesive, the adhesive can be separated from the glass surface without leaving residues, the residues can be reduced, and the problem that the overall quality of the protective film is affected by the residues is reduced.
As a technical optimization scheme of the invention, a 30-degree cutting grinding tool is used in the cutting grinding tool, and the cutting direction is the back side.
In this embodiment: through setting up cutting grinding apparatus to 30 cutting grinding apparatus, and the cutting direction is the back, can conveniently cut the protection film, improved the yield of protection film when the cutting, reduced the technology degree of difficulty of protection film when the cutting, conveniently cut the protection film, and provided the production precision and the quality of protection film simultaneously.
As a technical optimization scheme of the present invention, in step S5, the product needs to be packaged, and the packaging is performed according to the kiss-cut area.
In this embodiment: when the product is packaged, the product is packaged according to the kiss-cut area, so that the production quality of the protective film can be guaranteed, the damage of the protective film is effectively reduced, and the cost is reduced.
Example two
Referring to fig. 4-7, the present invention provides a technical solution: a preparation method of a multi-section up-and-down tearing protective film comprises the following steps:
s1, firstly, placing the first material through a discharging shaft L2, then connecting the deviation rectifier in series with G1-G2, cutting a D1 cutting die in a cutting and grinding tool, cutting through a self-contained film of the first material, and half-cutting the main material;
s2, placing a second material through a lower material shaft D2, and attaching the second material to a self-contained film of the first material through a G3 station;
s3 and G6-G7 are transferred and pasted on two ST-5534SB + A1# 23 through 5002G, the glue surface is upward, waste A1# 23 is discharged through a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected through U6;
s4, G7, then a scraper is arranged, waste 5002G is discharged, the material is attached to a cutter die D4 on G9 through G8, the outer frame of the product is cut, and then waste is discharged through U10;
s5, passing the material through a toothed rubber roller arranged on G10, then arranging a scraper to scrape the product, and D7 wastes the TWS 5001.
In this embodiment: placing a material TS-3820 through a discharging shaft L2, setting the material with a tension value of 30, connecting a deviation rectifier in series with a G1-G2 and a D1 cutting die, cutting through a TS-3820 self-carrying film, and half-cutting on a main material; the TWB5001 material is placed on a lower material shaft D2, the lower material shaft is attached to the TS-3820 self-carried film through a G3 station, and a cutter die D2 half-cuts the TS-3820 self-carried film on G4 through a G4 station; 2-path 20MM5534SB + A1#23 is placed on an upper feeding shaft U5, U4 wastes A1#23 are discharged, the materials are pasted to the die cutting position of an A film cutter through a guide wheel in front of G5 to serve as a pasting standard, and 1MM is visually observed on two sides; G6-G7 is transferred and pasted twice by 5002G ST-5534SB + A1#23, the glue surface is upward, the waste A1#23 is discharged by a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected by U6; g7 back scraper, waste discharge 5002G, material attached to G9 knife die D4 through G8, product outer frame cut, then waste discharge with U10; the material is scraped out of a product by a toothed rubber roll arranged on G10 and a scraper arranged on the toothed rubber roll, D7 discharges TWS5001, and finally packaging is carried out according to a kiss-cut area, so that the appearance, cleanliness and precision of the upper and lower tearing protective films are improved, and the problems that the existing protective film products are generally high in requirements, generally need to control the appearance and cleanliness of the products, cannot be scratched and stamped, have requirements on warping degree, have certain process difficulty and are low in manufacturing precision due to the fact that the upper and lower tearing protective films are manufactured are solved.
As a technical optimization scheme of the invention, the material I in the step S1 is set to TS-3820, and the tension value is set to 30.
In this embodiment: by setting the first material in the step S1 as TS-3820, then placing the TS-3820 on the discharging shaft L2, connecting the deviation rectifier in series with G1-G2, and setting the tension value as 30, the TS-3820 can be conveniently cut, and the cutting mode is half-cutting on the main material, so that the first material can be cut through the film on the main material, and subsequent lamination is convenient.
As a technical optimization scheme of the invention, in the step S2, the material I is half cut on a self-carrying film through a G4 station, a cutting die D2 is arranged on a G4, 2 channels of 20mm material III are placed on an upper feeding shaft U5, U4 is used for discharging waste, and the material III is attached according to an attachment standard through a guide wheel in front of G5.
In this embodiment: through G4 station, cutting die D2 is on G4, at material one from taking the membrane on half cut, can conveniently take the membrane on half cut to material one, the operation is made things convenient for, be convenient for process, and go up baiting axle U5 and place 2 way 20mm material three, U4 wastes discharge, can conveniently laminate material three and material one, and conveniently arrange the waste, effectually discharge the waste material, laminate according to the laminating standard through the leading wheel before G5 again, laminating efficiency has been improved, and the precision of laminating has been improved, the production precision of protection film has been ensured.
As a technical optimization scheme of the invention, the attaching standard is that the adhesive is attached to the die cutting print position of the A film knife through a guide wheel before G5, and the visual distance of two sides is 1 MM.
In this embodiment: through the direction wheel with G5 preceding rotation card to A membrane sword cross cutting seal department, and both sides range estimation is 1MM, laminates according to the laminating standard strictly, can improve the production quality of protection film, further improvement the production precision of protection film.
As a technical optimization of the present invention, the material two in the step S2 is set as TWB5001, the material three is set as 5534SB + a1# 23, and the waste is a1# 23.
In this embodiment: through setting up material two in step S2 as TWB5001, and material three sets up as 5534SB + A1# 23, can conveniently laminate with material one, and conveniently discharge the waste material of A1# 23, improved production efficiency, provide the production quality and the precision of protection film simultaneously, conveniently carry out the recovery of waste material.
As a technical optimization scheme of the invention, the first material, the second material and the third material comprise a base material and an adhesive, and the first material, the second material and the third material are halogen-free materials.
In this embodiment: the first material, the second material and the third material comprise a base material and an adhesive, the combination of the base material and the adhesive is arranged, so that the laminating operation can be conveniently carried out, the first material, the second material and the third material are halogen-free materials, the materials do not contain halogen (fluorine, chlorine, bromine and iodine), and the materials containing organic halide can be degraded to generate hydrogen halide during processing, corrode equipment and are difficult to recycle; carcinogens such as dioxin and the like can be released during combustion, so that halogen-free materials are required to be used at present, the environmental protection performance can be improved, and the guarantee is provided for the health of people.
As a technical optimization scheme of the invention, the thicknesses of the first material, the second material and the third material are set to be 50um, and the surface resistance exceeds 10 giga ohm.
In this embodiment: through setting up the thickness of material one, material two and material three to 50um, and surface resistance surpasss 10 giga ohm, can improve the whole insulating nature of material one, material two and material three, the effectual electrically conductive phenomenon that produces of material one, material two and material three that has prevented has improved the safety in utilization performance of product, and has improved the whole quality of protection film simultaneously.
As a technical optimization scheme of the invention, the thickness of the adhesive is set to be 5um, and the adhesive is a self-wetting adhesive and can be separated from the surface of the glass without leaving residues.
In this embodiment: by setting the thickness of the adhesive to be 5um and by setting the adhesive to be a self-wetting adhesive, the adhesive can be separated from the glass surface without leaving residues, the residues can be reduced, and the problem that the overall quality of the protective film is affected by the residues is reduced.
As a technical optimization scheme of the invention, a 30-degree cutting grinding tool is used in the cutting grinding tool, and the cutting direction is the back side.
In this embodiment: through setting up cutting grinding apparatus to 30 cutting grinding apparatus, and the cutting direction is the back, can conveniently cut the protection film, improved the yield of protection film when the cutting, reduced the technology degree of difficulty of protection film when the cutting, conveniently cut the protection film, and provided the production precision and the quality of protection film simultaneously.
As a technical optimization scheme of the present invention, in step S5, the product needs to be packaged, and the packaging is performed according to the kiss-cut area.
In this embodiment: when the product is packaged, the product is packaged according to the kiss-cut area, so that the production quality of the protective film can be guaranteed, the damage of the protective film is effectively reduced, and the cost is reduced.
In this embodiment, as shown in fig. 4, the thickness of the release film is set to 0.05mm, the thickness of the protective film is set to 0.06mm, the cutting knife cuts the release film, and cuts the release film, only the protective film is left, and the subsequent lamination can be conveniently performed, as shown in fig. 5, the protective film is set to two layers, the thickness of the top protective film is set to 0.05mm, the thickness of the middle protective film is set to 0.06mm, and the thickness of the release film is set to 0.05mm, when cutting, the cutting knife cuts both the two protective films, and the subsequent lamination can be conveniently performed, as shown in fig. 6, the thickness of the single-sided adhesive is set to 0.06mm, and the thickness of the protective film is set to 0.05mm, and the thickness of the bottom protective film is 0.05mm, and then can form upper and lower tear hand protection film, when cutting, cut off top layer protection film and mesomorphic membrane, facilitate the use.
The working principle is as follows: firstly, a material TS-3820 is placed through a discharging shaft L2, the tension value is 30, a deviation rectifier is connected with a cutting die G1-G2 and D1 in series for downward cutting, the TS-3820 self-contained film is cut through, and the main material is half-cut; the TWB5001 material is placed on a lower material shaft D2, the lower material shaft is attached to the TS-3820 self-carried film through a G3 station, and a cutter die D2 half-cuts the TS-3820 self-carried film on G4 through a G4 station; 2-path 20MM5534SB + A1#23 is placed on an upper feeding shaft U5, U4 wastes A1#23 are discharged, the materials are pasted to the die cutting position of an A film cutter through a guide wheel in front of G5 to serve as a pasting standard, and 1MM is visually observed on two sides; G6-G7 is transferred and pasted twice by 5002G ST-5534SB + A1#23, the glue surface is upward, the waste A1#23 is discharged by a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected by U6; g7 back scraper, waste discharge 5002G, material attached to G9 knife die D4 through G8, product outer frame cut, then waste discharge with U10; the material is scraped out of a product by a toothed rubber roll arranged on G10 and a scraper arranged on the product, D7 discharges waste TWS5001, and finally packaging is carried out according to a kiss-cut area, so that the appearance, cleanliness and precision of the upper and lower tearing protective films are improved, meanwhile, in order to achieve the effect of convenient use, the first material, the second material and the third material all comprise a base material and an adhesive, the first material, the second material and the third material all adopt halogen-free materials, the thickness of the first material, the thickness of the second material and the thickness of the third material are set to be 50 micrometers, the surface resistance exceeds 10 kilo ohms, the thickness of the adhesive is set to be 5 micrometers, the adhesive is a self-wetting adhesive and can be separated from the surface of glass without residues, the problems that the existing protective film products are generally high in requirement, the appearance and cleanliness of the products generally need to be controlled, scratch and cannot be stamped, the warping degree also has requirements, and the upper and lower tearing protective films have certain process difficulty, the manufacturing precision is low.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The preparation method of the multi-section up-and-down tearing protective film is characterized by comprising the following steps of: the method comprises the following steps:
s1, firstly, placing the first material through a discharging shaft L2, then connecting the deviation rectifier in series with G1-G2, cutting a D1 cutting die in a cutting and grinding tool, cutting through a self-contained film of the first material, and half-cutting the main material;
s2, placing a second material through a lower material shaft D2, and attaching the second material to a self-contained film of the first material through a G3 station;
s3 and G6-G7 are transferred and pasted on two ST-5534SB + A1#23 through 5002G, the glue surface is upward, waste A1#23 is discharged through a rubber roller on G7, a knife die D3 on G6 is cut towards the ST-5534SB glue surface, and outer frame waste is collected through U6;
s4, G7, then a scraper is arranged, waste 5002G is discharged, the material is attached to a cutter die D4 on G9 through G8, the outer frame of the product is cut, and then waste is discharged through U10;
s5, passing the material through a toothed rubber roller arranged on G10, then arranging a scraper to scrape the product, and D7 wastes the TWS 5001.
2. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 1, wherein the method comprises the following steps: the first material in the step S1 is set to TS-3820, and the tension value is set to 30.
3. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 1, wherein the method comprises the following steps: and in the step S2, the material I is half cut on the self-carrying film through the G4 station and the cutting die D2 on the G4, 2 paths of 20mm materials III are placed on the upper discharging shaft U5, the U4 discharges waste, and the materials are attached according to the attachment standard through a guide wheel in front of G5.
4. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 3, wherein: the attaching standard is that the adhesive is attached to the die cutting print of the film cutter A through a guide wheel in front of G5, and the visual distance of two sides is 1 MM.
5. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 3, wherein: the material two in the step S2 is set as TWB5001, the material three is set as 5534SB + a1#23, and the waste is a1# 23.
6. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 3, wherein: the first material, the second material and the third material comprise a base material and an adhesive, and halogen-free materials are adopted in the first material, the second material and the third material.
7. The method for preparing a multi-segment upper and lower tear hand protective film according to claim 6, wherein: the thicknesses of the first material, the second material and the third material are set to be 50um, and the surface resistance exceeds 10 giga ohm.
8. The method for preparing a multi-segment upper and lower tear hand protective film according to claim 6, wherein: the thickness of the adhesive is set to 5um, and the adhesive is a self-wetting adhesive which can be separated from the glass surface and does not leave residues.
9. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 1, wherein the method comprises the following steps: a30-degree cutting grinding tool is used in the cutting grinding tool, and the cutting direction is the back.
10. The method for preparing the multi-segment upper and lower tear hand protective film according to claim 1, wherein the method comprises the following steps: in step S5, the product needs to be packaged and is packaged according to the kiss-cut area.
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| CN202110781890.4A CN113547758A (en) | 2021-07-12 | 2021-07-12 | Preparation method of multi-section up-down tearing protective film |
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| CN202110781890.4A CN113547758A (en) | 2021-07-12 | 2021-07-12 | Preparation method of multi-section up-down tearing protective film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114889307A (en) * | 2022-07-14 | 2022-08-12 | 苏州可川电子科技股份有限公司 | Special-shaped double-side tearing and pasting method |
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Application publication date: 20211026 |