KR101673938B1 - Transferring method of pattern layer of transfer film for car interior materials using heat and intenal air pressure - Google Patents

Transferring method of pattern layer of transfer film for car interior materials using heat and intenal air pressure Download PDF

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Publication number
KR101673938B1
KR101673938B1 KR1020160038937A KR20160038937A KR101673938B1 KR 101673938 B1 KR101673938 B1 KR 101673938B1 KR 1020160038937 A KR1020160038937 A KR 1020160038937A KR 20160038937 A KR20160038937 A KR 20160038937A KR 101673938 B1 KR101673938 B1 KR 101673938B1
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KR
South Korea
Prior art keywords
transfer film
pattern layer
transferred
layer
film
Prior art date
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KR1020160038937A
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Korean (ko)
Inventor
김형석
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(주)남일
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Priority to KR1020160038937A priority Critical patent/KR101673938B1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/0082—Digital printing on bodies of particular shapes
    • B41M5/0094—Digital printing on bodies of particular shapes by thermal printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/12—Transfer pictures or the like, e.g. decalcomanias
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
    • B41M5/03—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet by pressure

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Decoration By Transfer Pictures (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)

Abstract

The present invention relates to a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure, and more particularly, to a method and apparatus for transferring a three- Step S410; A second step S420 of supplying the transfer film 100 to the upper opening 262 of the base jig 260 of the pneumatic chamber 200 and a third step S430 of fixing the transfer film 100; A fourth step of lowering and sealing the opening portion 262 on the base jig 260 and sealing the edge adhesive layer 144 of the transfer film 100 pattern layer 140 S440); The edge adhesive layer 144 of the heated transfer film 100 pattern layer 140 is strongly adhered to the surface of the workpiece 300 supported on the workpiece receiving tray 264 while being vacuum- S450); The edge adhesive layer 144 of the transfer film 100 pattern layer 140 is adhered to the surface of the transferred article 300 to which the adhesive agent layer 300 of the transfer film 100 is adhered with the upper openings 262 of the base jig 260 opened, The transfer sheet 100 is peeled off by removing the release sheet 110 of the transferred film 100 that has been adhesive-molded to the product 300. The transferred film 100 And a seventh step S470 in which only the layer 140 is transferred. Therefore, even when the object to be transferred is polygonal and the edge face is unevenly curved, the transfer film can be easily attached to the inner edge of the edge of the article to be transferred.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure,

The present invention relates to a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure, and more specifically, to a method of transferring a three-dimensional shape transfer film pattern layer using a parting line ) Or easily adhered to the bottom surface and the inner surface of the article to be transferred (easily attached to the inner edge of the edge of the article to be transferred), almost no burr is generated in the edge portion, and adhesion transfer of the transfer film pattern layer Dimensional shape transfer film pattern layer transfer method using a heat and an air pressure which are performed quickly without requiring a separate drying and cooling process.

Generally, the interior surface of the interior of a vehicle, such as a dash board, an audio deck, a door, or the like, is coated with a decorative pattern so that the appearance of the interior of the cellular phone case is better exposed.

In the case where an in-mold decoration transfer film is used as one of the surface finishing ornaments, and when the articles such as a vehicle interior material molded from a synthetic resin are complicated with a three-dimensional curvature, the transfer can not be performed in a shape corresponding to the shape of the object to be transferred .

Because of this problem, a recent three dimensional overlay method has been used, which is a method of attaching a film containing a pattern layer to a workpiece. However, there is a problem in that a separate process is further performed to trim the film after molding by heating the film in a vacuum state to perform thermoforming on a product to be subjected to a time-consuming process depending on the shape.

&Quot; Vehicle indicator cover using an in-mold decoration film and method for manufacturing the same, " (Korean Published Patent Application No. 10-2010-0107199, published on Oct. 06, 2010) with regard to a transfer method using the above-mentioned decorative transfer film Hereinafter referred to as "prior art") has been proposed.

As shown in FIG. 1, the method for manufacturing a vehicle indicator cover using the above-described prior art in-mold decoration film comprises the steps of rolling an in-mold decoration film 10 on a roll and storing the film, (22).

Then, the movable mold 24 advances toward the stationary mold 20 and clamps the stationary mold 20 while fixing the in-mold decorating film 10.

Subsequently, a mixed material of polycarbonate (PC) and ABS resin is injected through the resin injection passage 26 of the movable mold 24, and is filled in the cavity 22 of the stationary mold 20, (30).

At this time, when the cover body 30 is injection molded, the decorative pattern of the predetermined pattern of the in-mold decoration film 10, which is fixed in the cavity 22, And is integrally molded.

Since only the forming process of transferring each pattern of the in-mold decoration film to the cover body is required by such a transfer manufacturing method, the production process is shortened, the productivity is increased, and the manufacturing cost is greatly reduced.

However, in the case where the shape of the cover body 30 is complex with three-dimensional curvature, the in-mold decorating film 10 can not be transferred in a shape corresponding to the shape of the cover body 30, There is a problem that the decorative pattern layer of the in-mold decoration film 10 can be transferred only to the parting line of the body 30 (article to be delivered).

In addition, since the entire in-mold decorating film 10 fixed to the stationary mold 20 is exposed to a high temperature for a long time during the process of injecting a high-temperature resin having a temperature of about 200 degrees or more into the mold, ) Of the decorative pattern layer is deformed or the embossing pattern is lost, the emboss disappears or the emboss is weakened, so there is a limitation in expressing the emboss texture of the surface, so that it is impossible to apply various designs.

SUMMARY OF THE INVENTION It is an object of the present invention to overcome the above-described problems of the prior art, and it is an object of the present invention to provide a transfer film, (Easily attached to the inner edge of the edge of the article to be transferred) to the side surface, there is almost no occurrence of burr at the edge portion, and a separate drying and cooling step is required for the transfer of the transfer film pattern layer And transferring the three-dimensional shape transfer pattern layer using the heat and air pressure which are not carried out quickly and the emboss does not disappear.

This object of the present invention is achieved by a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure to transfer a pattern layer 140 of a transfer film 100 onto the surface of an object to be transferred, A first step (S410) of placing and holding the article to be transferred (300) on the tray for receiving articles (264) of the lower base jig (260); A second step S420 of supplying the transfer film 100 to the upper opening 262 of the base jig 260 of the pneumatic chamber 200 and a third step S430 of fixing the transfer film 100; A fourth step of lowering and sealing the opening portion 262 on the base jig 260 and sealing the edge adhesive layer 144 of the transfer film 100 pattern layer 140 S440); The edge adhesive layer 144 of the heated transfer film 100 pattern layer 140 is strongly adhered to the surface of the workpiece 300 supported on the workpiece receiving tray 264 while being vacuum- S450); The edge adhesive layer 144 of the transfer film 100 pattern layer 140 is adhered to the surface of the transferred article 300 to which the adhesive agent layer 300 of the transfer film 100 is adhered with the upper openings 262 of the base jig 260 opened, The transfer sheet 100 is peeled off by removing the release sheet 110 of the transferred film 100 that has been adhesive-molded to the product 300. The transferred film 100 And a seventh step S470 of forming only the layer 140 in a transferred state. The method for transferring a three-dimensional shape transfer pattern layer using heat and air pressure according to the present invention is also provided.

As described above, in the method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to the present invention, even when the articles to be conveyed, such as vehicle interior materials, have a three-dimensional curvature, The edge portion of the edge of the article to be transferred is firmly attached to the inner edge of the edge of the article to be transferred. There is almost no occurrence of burrs.

Further, even in the case of the emboss pattern for surface texture representation, the emboss does not disappear and the moldability is excellent.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a process diagram illustrating a method of manufacturing a vehicle indicator cover using an in-
2 is a longitudinal sectional view showing a cut surface of a transfer film according to an embodiment of the present invention
3 is a flowchart illustrating a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to an embodiment of the present invention
4 is a flowchart illustrating a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a method of transferring a three-dimensional shape transfer pattern layer using heat and air pressure according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2 to 4, there is shown a method of transferring a pattern layer of a three-dimensional shape transfer film using heat and air pressure according to an embodiment of the present invention.

FIG. 2 is a longitudinal sectional view showing a cut surface of a transfer film according to an embodiment of the present invention, and FIG. 3 is a view illustrating a method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to an embodiment of the present invention 4 is a flow chart for explaining a method of transferring a three-dimensional shape transfer pattern layer using heat and air pressure according to an embodiment of the present invention.

A method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to an embodiment of the present invention will be briefly described with reference to FIGS. 2 to 4. FIG. The pattern layer 140 such as ink printing for decorating the transfer film 100 is transferred and formed.

2 is a longitudinal sectional view showing a cut surface of a transfer film according to an embodiment of the present invention.

2, the transfer film according to an embodiment of the present invention includes an edge adhesive layer 144 having a thickness of 5 to 12 μm and adhered to the surface of the product 300, A pattern layer 140 having a thickness of 20 to 150 탆 and a pressure sensitive adhesive layer 114 made of a material having good physical properties to fall on the surface of the pattern layer 140, And a release sheet 110 (see Fig.

On the upper surface of the pattern layer 140, a transparent coating layer 120 for protecting the surface may be further formed.

The release sheet 110 is made of a polyolefin (PO) film having a thickness of 0.12 to 0.15 mm according to the embossing or molding depth of the surface of the product 300 to be imaged. Alternatively, the release sheet 110 may be made of an A-PET film having a thickness of 0.04 to 0.25 mm, an ABS film having a thickness of 0.12 to 0.4 mm, a CPP film having a thickness of 0.06 to 0.12 mm, To 0.1 mm thick. In addition, it is made of any one of PMMA, OPP, PP, and PE films.

3 and 4, a method of transferring a pattern layer of a three-dimensional shape transfer film using heat and air pressure according to the present invention includes the steps of: A first step S410 of seating and supporting the article 300;

A second step (S420) of supplying the transfer film (100) to the upper opening (262) of the base jig (260) of the pneumatic chamber (200);

A third step (S430) of lowering the transfer film fixing frame 220 which is vertically movable on the base jig 260 to fix the transfer film 100;

The opening portion 262 on the base jig 260 is lowered to be closed (raised when the upper portion is opened) and the edge adhesive layer 144 of the transfer film 100 pattern layer 140 is adhesively heated (S440);

The edge adhesive layer 144 of the pattern layer 140 of the heated transfer film 100 is strongly vacuum-adsorbed on the surface of the article 300 made of synthetic resin or metal supported on the article receiving tray 264 A fifth step of molding (S450);

The edge adhesive layer 144 of the transfer film 100 pattern layer 140 is adhered to the surface of the transferred article 300 to which the adhesive agent layer 300 of the transfer film 100 is adhered with the upper openings 262 of the base jig 260 opened, (S460);

The release sheet 110 of the transfer film 100 formed by adhering to the product 300 is removed and removed so that the transfer film 100 alone is transferred onto the surface of the product 300, (S470).

In the second step S420 of supplying the transfer film 100 to the upper opening 262 of the base jig 260 of the pneumatic chamber 200, the transfer film 100 is transferred to the transfer film supply roller 210 Lt; / RTI >

In the third step S430 of fixing the transfer film 100, the transfer film 100 is lowered and fixed to the upper side of the base jig 260 so as to be movable up and down.

The edge adhesive layer 144 of the transfer film 100 pattern layer 140 is raised and lowered in a fourth step S440 of adhesively heating the edge adhesive layer 144 of the transfer film 100 pattern layer 140 And is heated by the heat emitted from the heater plate 244 inside the cap 240. For example, when heat is applied to the transfer film 100 at 90 degrees Celsius for 1 to 5 minutes, the film is flexibly and downwardly bonded.

The edge adhesive layer 144 of the heated transfer film 100 pattern layer 140 is strongly adhered to the surface of the workpiece 300 supported on the workpiece receiving tray 264 while being vacuum- The transfer film 100 heated in step S450 pushes the upper surface of the transfer film 100 with air pressure introduced through the compressed air inflow pipe 246 provided in the lifting cap 240, The air is forcedly sucked through the edge suction holes 265 of the conveyance tray 264 as the suction force of the suction force is absorbed by the air discharge pipe 268 provided in the transfer tray 264, The edge adhesive layer 144 of the pattern layer 140 of the transfer film 100 is strongly adhered to the surface of the product 300 to be bonded.

On the other hand, the edge suction holes 265 of the non-receipt receiving tray 264 are denser in a portion corresponding to the edge surface 340 of the surface of the workpiece 300 and the edge surface 344 of the outermost edge of the edge By forming a through hole, the vacuum suction pressure can be increased.

When the release sheet 110 of the transfer film 100 formed by adhering to the product 300 is removed and removed, only the transfer film 100 pattern layer 140 is transferred to the surface of the product 300 And the transfer film 100 pattern layer 140 that is formed on the inner surface of the base jig 260 and the lower end portion of the transferred product receiving tray 264 is formed on the release sheet (not shown) of the transfer film 100 110). The transfer film 100 in the center penetrating portion may also be transferred to the transfer film 100 if the central part of the product 300 is penetratingly formed and the surface of the product 300 is not interposed. The peeling sheet 110 is peeled off. Therefore, even when the transferred article has a three-dimensional curvature, the transfer film can be easily attached to the article to be transferred to the parting line or to the bottom surface or the inner side, that is, to the inner edge surface of the article to be transferred do. According to the method of transferring a three-dimensional shape transfer film pattern layer using heat and air pressure according to the present invention, the peeling sheet is peeled off without a separate trimming process, and only necessary portions are transferred, and a burr And the emboss pattern for surface texture expression does not disappear and the moldability is excellent.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. In addition, it will be understood by those of ordinary skill in the art that various embodiments are possible within the scope of the technical idea of the present invention.

100. Transfer film 110. Peel sheet
114. Pressure-sensitive adhesive layer 120. Transparent coating layer
140. Pattern layer 144. Edge adhesive layer
200. Pneumatic chamber 210. Transfer film feed roller
220. Transfer film securing frame 240. Lifting cap
244. Heater plate 246. Compressed air inflow pipe
260. Base jig 262. Opening
264. Tray for receiving articles 265. Edge adsorption balls
268. Air discharge pipe 300. Delivery goods
340. Edge face 344. Edge inner edge face

Claims (5)

A three-dimensional shape transfer film pattern layer transfer method using heat and air pressure to transfer a pattern layer (140) of a transfer film (100) such as a vehicle interior material onto the surface of an object to be transferred,
A first step (S410) of seating and supporting the article to be transferred (300) on the article receiving tray (264) of the lower base jig (260) of the pneumatic chamber (200);
A second step S420 of supplying the transfer film 100 to the upper opening 262 of the base jig 260 of the pneumatic chamber 200 by the transfer film supply roller 210 and transferring the transfer film 100 A third step (S430) of lowering and fixing the transfer film fixing frame 220 which is vertically movable on the base jig 260;
The upper opening 262 of the base jig 260 is lowered to close the elevating cap 240 and the edge adhesive layer 144 of the pattern layer 140 of the transfer film 100 is fixed to the heater plate (S440) of adhesively heating the heat emitted from the heat source (244);
The heated transfer film 100 pushes the upper surface of the transfer film 100 by the air pressure introduced through the compressed air inflow pipe 246 provided in the lifting cap 240 and is simultaneously provided to the base jig 260 And the portion corresponding to the rim surface 340 of the surface of the article to be transferred 300 and the inner edge surface 344 of the rim of the article receiving tray 264 as the air is sucked out from the air discharge pipe 268, The lower surface of the transfer film 100 is pulled by the vacuum suction pressure generated while the air is forcedly sucked through the edge suction holes 265 formed in the edge of the edge adhesive layer 265 of the transfer film 100 pattern layer 140 144) is strongly bonded and formed on the surface of the article to be transferred 300 (S450);
The edge adhesive layer 144 of the transfer film 100 pattern layer 140 is adhered to the surface of the transferred article 300 to which the adhesive agent layer 300 of the transfer film 100 is adhered with the upper openings 262 of the base jig 260 opened, The transfer sheet 100 is peeled off by removing the release sheet 110 of the transferred film 100 that has been adhesive-molded to the product 300. The transferred film 100 And a seventh step (S470) of forming only the layer (140) in a transferred state. The method for transferring a three-dimensional shape transfer film pattern layer using heat and air pressure.
delete delete The transfer film (100) according to claim 1, wherein the transfer film (100) comprises a pattern layer (140) having a thickness of 3 to 20 占 퐉 in which an edge adhesive layer (144) having a thickness of 5 to 12 占 퐉 is adhered / A transparent coating layer 120 for protecting the surface of the pattern layer 140 and a release sheet 110 having a thickness of 20 to 150 탆 which is adhered to the surface of the transparent coating layer 120 so as to peel off the pressure- The method for transferring a pattern layer of a three-dimensional shape transfer film using heat and air pressure.
The method of claim 1, wherein the release sheet (110) comprises a polyolefin (PO) film having a thickness of 0.12 to 0.15 mm according to the embossing depth of the surface of the article to be delivered (300) Method for transferring pattern transfer film pattern layer.
KR1020160038937A 2016-03-31 2016-03-31 Transferring method of pattern layer of transfer film for car interior materials using heat and intenal air pressure KR101673938B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109649031A (en) * 2018-11-19 2019-04-19 江苏学泰印务有限公司 A kind of laminated multi-layer formula is without chromatography side transfer film

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0615945A (en) * 1992-06-30 1994-01-25 Nissha Printing Co Ltd Method for transfer
KR950013690A (en) * 1993-11-24 1995-06-15 송호봉 Thermal transfer device and its method of coating film material
JP2000084977A (en) * 1998-09-16 2000-03-28 Dainippon Printing Co Ltd Injection molding simultaneous decorating transfer sheet and decorated molded product using the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0615945A (en) * 1992-06-30 1994-01-25 Nissha Printing Co Ltd Method for transfer
KR950013690A (en) * 1993-11-24 1995-06-15 송호봉 Thermal transfer device and its method of coating film material
JP2000084977A (en) * 1998-09-16 2000-03-28 Dainippon Printing Co Ltd Injection molding simultaneous decorating transfer sheet and decorated molded product using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109649031A (en) * 2018-11-19 2019-04-19 江苏学泰印务有限公司 A kind of laminated multi-layer formula is without chromatography side transfer film

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