CN111114162B - High-precision plate-free hot stamping process - Google Patents
High-precision plate-free hot stamping process Download PDFInfo
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- CN111114162B CN111114162B CN202010057141.2A CN202010057141A CN111114162B CN 111114162 B CN111114162 B CN 111114162B CN 202010057141 A CN202010057141 A CN 202010057141A CN 111114162 B CN111114162 B CN 111114162B
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- gold stamping
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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
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/382—Contact thermal transfer or sublimation processes
- B41M5/38207—Contact thermal transfer or sublimation processes characterised by aspects not provided for in groups B41M5/385 - B41M5/395
- B41M5/38214—Structural details, e.g. multilayer systems
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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
- B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
- B41M5/502—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording characterised by structural details, e.g. multilayer materials
- B41M5/504—Backcoats
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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
- B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
- B41M5/502—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording characterised by structural details, e.g. multilayer materials
- B41M5/506—Intermediate layers
-
- 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
- B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
- B41M5/52—Macromolecular coatings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
Abstract
The invention discloses a high-precision plate-free hot stamping process, which comprises the following preparation steps: a first design bronzing file; secondly, reversely manufacturing a closed oil layer file; the third is arranged on a flexible glazing unit of the UV offset press; fourthly, preparing thermoplastic gloss oil, then coating the thermoplastic gloss oil on the gold stamping file in a full-page manner, and printing and coating the thermoplastic gloss oil layer on the product; fifthly, preparing inert closed oil, then coating the inert closed oil on a closed oil layer file in a full-page manner, and printing and coating the inert closed oil layer on the product; sixthly, manufacturing a gold stamping foil, wherein the gold stamping foil comprises a vacuum aluminum-plated layer, a PET film layer and a varnish layer which are sequentially overlapped; and seventhly, installing the gold stamping plate, maintaining the heating temperature of the gold stamping plate at 110-130 ℃ through a control program of a gold stamping machine, and adjusting the pressure of the gold stamping plate to be 30-40 t for carrying out a gold stamping process.
Description
Technical Field
The invention relates to the technical field of hot stamping, in particular to a high-precision plate-free hot stamping process.
Background
The gold stamping is a processing technology of post-printing decoration, and is to attach colored alumite on a printed matter in a heating or transferring mode to form a special metal effect, so that the grade of the printed matter is improved.
In the prior art, the common equipment for the gold stamping process mainly comprises the following steps: the three modes are hot stamping, different stamping contents need different molds, and therefore the position of the flat-pressing flat-stamping machine, the circular-pressing flat-stamping machine and the circular-pressing circular-stamping machine can be required to be adjusted within a certain time when the sheets are cut every time, the precision and the stamping effect are ensured, and the precision of the stamping is limited due to the influence of stamping equipment.
The cold stamping process is a novel gold stamping technology developed along with the market progress, and has the advantages of good comprehensive performance, more accurate hot stamping precision, beautification of fonts and more perfect processing of detail levels due to the matching of gold stamping and printing; however, the cold ironing needs to invest special cold ironing equipment, the price is very expensive, and the price of the cold ironing is twice as high as the traditional price due to the special cold ironing foil and the cold ironing glue; therefore, a hot stamping process with high hot stamping precision and low production cost is urgently needed.
Disclosure of Invention
The invention mainly solves the technical problem of providing a high-precision plate-free hot stamping process, combining hot stamping and cold stamping, printing pattern and characters needing hot stamping through a UV printing machine, greatly improving the precision of hot stamping, simultaneously utilizing the high-temperature hot stamping of the hot stamping, completely avoiding the equipment investment of the cold stamping and the investment of cold stamping glue, realizing the improvement of the precision of the hot stamping, reducing the production cost of the hot stamping and enriching the existing hot stamping process mode.
In order to solve the technical problems, the invention adopts a technical scheme that: provides a high-precision plate-free hot stamping process, which comprises the following preparation steps,
(1) designing a gold stamping file according to the gold stamping characters or patterns;
(2) reversely manufacturing a closed oil layer file, namely, the gold stamping file and the closed oil layer file are complementary in structure;
(3) respectively installing a gold stamping file and a closed oil layer file on a flexible glazing unit of a UV offset press;
(4) preparing thermoplastic gloss oil, then coating the thermoplastic gloss oil on a gold stamping file in a full-page manner, and printing and coating the thermoplastic gloss oil layer on a product;
(5) preparing inert closed oil, then coating the inert closed oil on a closed oil layer file in a full-page manner, printing and coating the inert closed oil layer on a product, and filling the inert closed oil layer in a coating area of a non-thermoplastic gloss oil layer;
(6) manufacturing a gold stamping foil, wherein the gold stamping foil comprises a vacuum aluminum-plated layer, a PET film layer and a varnish layer which are sequentially overlapped;
(7) the method comprises the steps of installing a gold stamping plate on a gold stamping machine, installing a gold stamping foil in front of the gold stamping plate, enabling the installation position of the gold stamping foil to correspond to the position of the gold stamping plate, enabling one surface of a vacuum aluminum-plated layer of the gold stamping foil to face the surface of a product, maintaining the heating temperature of the gold stamping plate at 110-130 ℃ through a control program of the gold stamping machine, adjusting the pressure of the gold stamping plate to be 30-40 t, carrying out a gold stamping process, and transferring the gold stamping foil to the product.
Preferably, the main component of the thermoplastic gloss oil is acrylic resin.
Preferably, the thickness of the thermoplastic gloss oil coated on the gold stamping document is 3-4 um.
Preferably, the inert sealing oil comprises 60-85% of polyester acrylate oligomer, 0-2% of o-benzoyl acid ester, 0-3% of organic silicon acrylate, 3-7% of acrylic polysiloxane and the balance of solvent by mass percent.
Preferably, the particles of the o-benzoylate, the silicone acrylate and the acrylic polysiloxane are controlled below 7 um.
Preferably, the inert sealing oil is coated on the sealing oil layer file to be 1-2 um thick.
Preferably, the thickness of the gold stamping foil is 7-20 um.
Preferably, the gold stamping plate is a plane gold stamping plate.
The invention has the beneficial effects that: according to the high-precision plate-free hot stamping process, hot stamping and cold stamping are combined, pattern characters needing hot stamping are printed through a UV printer, the hot stamping precision is greatly improved, meanwhile, the equipment investment of cold stamping and the investment of cold stamping glue are completely avoided by utilizing the high-temperature hot stamping of the hot stamping, the hot stamping precision is improved, the hot stamping production cost is reduced, and the existing hot stamping process mode is enriched; compared with the traditional hot stamping process, the hot stamping process has high hot stamping precision, does not need to order a special hot stamping plate, and reduces the preparation time by 50 percent; compared with a cold stamping process, the hot stamping process does not need to invest in additional cold stamping equipment or use cold stamping glue, and meanwhile, the hot stamping effect has obvious advantages, high on-site hot stamping brightness and good fastness.
Drawings
FIG. 1 is a schematic flow chart of a high-precision plate-free hot stamping process of the invention;
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Example (b):
a high-precision plate-free hot stamping process comprises the following preparation steps:
firstly, designing a gold stamping file according to gold stamping characters or patterns.
And secondly, reversely manufacturing a closed oil layer file, namely the gold stamping file and the closed oil layer file are complementary in structure.
And thirdly, respectively installing the gold stamping file and the closed oil layer file on a flexible glazing unit of the UV offset press.
And fourthly, preparing thermoplastic gloss oil, wherein the main component of the thermoplastic gloss oil is acrylic resin, compared with glue used in cold stamping in the prior art, the cost is only 20% of that of the cold stamping glue, the thermoplastic gloss oil is coated on the gold stamping file in a full-page mode, the thickness of the thermoplastic gloss oil coated on the gold stamping file is 3-4 microns, and the thermoplastic gloss oil layer is coated on the product in a printing mode.
And fifthly, preparing inert sealing oil, wherein the thickness of the inert sealing oil coated on the closed oil layer file is 1-2 um, the inert sealing oil has high heat resistance and can realize local fine gold stamping, the part which does not need gold stamping can be sealed through the inert sealing oil, the thickness of lines can be controlled to be 0.3mm, and the precision error of the nesting can be controlled to be 0.05 mm. The inert sealing oil comprises 60-85% of polyester acrylate oligomer, 0-2% of o-benzoyl acid ester, 0-3% of organic silicon acrylate, 3-7% of acrylic polysiloxane and the balance of solvent, wherein the particles of the o-benzoyl acid ester, the organic silicon acrylate and the acrylic polysiloxane are controlled to be below 7 mu m in percentage by mass.
And sixthly, manufacturing the gold stamping foil, wherein the gold stamping foil comprises a vacuum aluminum-plated layer, a PET film layer and a varnish layer which are sequentially overlapped, and the thickness of the gold stamping foil is 7-20 mu m.
Seventhly, mounting a gold stamping plate on the gold stamping machine, wherein the gold stamping plate adopts a plane gold stamping plate, the plane gold stamping plate is not required to be re-ordered due to the change of gold stamping patterns and characters, and only needs to be put into use once, the MR time can be reduced by 50% during gold stamping, and structures such as positioning, locking and the like are not required; the method comprises the steps of installing a gold stamping foil in front of a gold stamping plate, wherein one surface of a vacuum aluminum plating layer of the gold stamping foil faces the surface of a product, the installation position of the gold stamping foil corresponds to the position of the gold stamping plate, the heating temperature of the gold stamping plate is maintained between 110 and 130 ℃ through a control program of a gold stamping machine, the pressure of the gold stamping plate is adjusted to be 30-40 t, a gold stamping process is carried out, and the gold stamping of the gold stamping foil is transferred to the product.
According to the process method provided by the invention, the gold stamping precision is improved, the cost of a gold stamping die is reduced, the production efficiency of the traditional gold stamping is improved, and the production cost is reduced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A high-precision plate-free hot stamping process is characterized by comprising the following steps: comprises the following preparation steps of the preparation method,
(1) designing a gold stamping file according to the gold stamping characters or patterns;
(2) reversely manufacturing a closed oil layer file, namely, the gold stamping file and the closed oil layer file are complementary in structure;
(3) respectively installing a gold stamping file and a closed oil layer file on a flexible glazing unit of a UV offset press;
(4) preparing thermoplastic gloss oil, then coating the thermoplastic gloss oil on a gold stamping file in a full-page manner, and printing and coating the thermoplastic gloss oil layer on a product;
(5) preparing inert sealing oil, coating the inert sealing oil on a sealing oil layer file in a full-page manner, printing and coating an inert sealing oil layer on a product, wherein the inert sealing oil layer is filled in a coating area of a non-thermoplastic gloss oil layer, and the inert sealing oil comprises 60-85% of polyester acrylate oligomer, 0-2% of o-benzoyl acid ester, 0-3% of organic silicon acrylate, 3-7% of acrylic polysiloxane and the balance of solvent in percentage by mass;
(6) manufacturing a gold stamping foil, wherein the gold stamping foil comprises a vacuum aluminum-plated layer, a PET film layer and a varnish layer which are sequentially overlapped;
(7) the method comprises the steps of installing a gold stamping plate on a gold stamping machine, installing a gold stamping foil in front of the gold stamping plate, enabling the installation position of the gold stamping foil to correspond to the position of the gold stamping plate, enabling one surface of a vacuum aluminum-plated layer of the gold stamping foil to face the surface of a product, maintaining the heating temperature of the gold stamping plate at 110-130 ℃ through a control program of the gold stamping machine, adjusting the pressure of the gold stamping plate to be 30-40 t, carrying out a gold stamping process, and transferring the gold stamping foil to the product.
2. The high-precision plate-free hot stamping process according to claim 1, characterized in that: the main component of the thermoplastic gloss oil is acrylic resin.
3. The high-precision plate-free hot stamping process according to claim 2, characterized in that: the thickness of the thermoplastic gloss oil coated on the gold stamping document is 3-4 um.
4. The high-precision plate-free hot stamping process according to claim 1, characterized in that: the granules of the o-benzoylate, the organic silicon acrylate and the acrylic polysiloxane are controlled below 7 um.
5. The high-precision plate-free hot stamping process according to claim 1, characterized in that: the thickness of the inert sealing oil coated on the sealing oil layer file is 1-2 um.
6. The high-precision plate-free hot stamping process according to claim 1, characterized in that: the thickness of the gold stamping foil is 7-20 um.
7. The high-precision plate-free hot stamping process according to claim 1, characterized in that: the gold stamping plate adopts a plane gold stamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010057141.2A CN111114162B (en) | 2020-01-19 | 2020-01-19 | High-precision plate-free hot stamping process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010057141.2A CN111114162B (en) | 2020-01-19 | 2020-01-19 | High-precision plate-free hot stamping process |
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| Publication Number | Publication Date |
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| CN111114162A CN111114162A (en) | 2020-05-08 |
| CN111114162B true CN111114162B (en) | 2021-07-09 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51118507A (en) * | 1975-04-10 | 1976-10-18 | Toyoji Hirahara | Marking method for plastic molds |
| CN101402810A (en) * | 2008-10-24 | 2009-04-08 | 东莞市贝特利新材料有限公司 | Flexible ultraviolet light curing offset printing ink |
| CN102391721A (en) * | 2011-09-30 | 2012-03-28 | 郑州鸿盛数码科技股份有限公司 | UV (ultraviolet) cured inkjet ink composition |
| CN105216468A (en) * | 2015-09-28 | 2016-01-06 | 上海界龙艺术印刷有限公司 | A kind of without version bronzing method |
| CN105269996A (en) * | 2015-11-11 | 2016-01-27 | 江苏劲嘉新型包装材料有限公司 | Large-density superfine line and complex pattern positioning and transferring type hybrid printing technique |
| CN106079947A (en) * | 2016-07-14 | 2016-11-09 | 上海锐泽实业发展有限公司 | A kind of middle temperature gilding technology of double reverse glazing mode |
| CN107848292A (en) * | 2015-05-27 | 2018-03-27 | 阿塔卡金属印刷有限公司 | Printing system and method |
| CN110216983A (en) * | 2018-03-01 | 2019-09-10 | 东莞市图创智能制造有限公司 | Digital ink-jet bronzing method and equipment |
-
2020
- 2020-01-19 CN CN202010057141.2A patent/CN111114162B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51118507A (en) * | 1975-04-10 | 1976-10-18 | Toyoji Hirahara | Marking method for plastic molds |
| CN101402810A (en) * | 2008-10-24 | 2009-04-08 | 东莞市贝特利新材料有限公司 | Flexible ultraviolet light curing offset printing ink |
| CN102391721A (en) * | 2011-09-30 | 2012-03-28 | 郑州鸿盛数码科技股份有限公司 | UV (ultraviolet) cured inkjet ink composition |
| CN107848292A (en) * | 2015-05-27 | 2018-03-27 | 阿塔卡金属印刷有限公司 | Printing system and method |
| CN105216468A (en) * | 2015-09-28 | 2016-01-06 | 上海界龙艺术印刷有限公司 | A kind of without version bronzing method |
| CN105269996A (en) * | 2015-11-11 | 2016-01-27 | 江苏劲嘉新型包装材料有限公司 | Large-density superfine line and complex pattern positioning and transferring type hybrid printing technique |
| CN106079947A (en) * | 2016-07-14 | 2016-11-09 | 上海锐泽实业发展有限公司 | A kind of middle temperature gilding technology of double reverse glazing mode |
| CN110216983A (en) * | 2018-03-01 | 2019-09-10 | 东莞市图创智能制造有限公司 | Digital ink-jet bronzing method and equipment |
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| CN111114162A (en) | 2020-05-08 |
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