CN113385400A - SPC floor embossing process - Google Patents
SPC floor embossing process Download PDFInfo
- Publication number
- CN113385400A CN113385400A CN202110602117.7A CN202110602117A CN113385400A CN 113385400 A CN113385400 A CN 113385400A CN 202110602117 A CN202110602117 A CN 202110602117A CN 113385400 A CN113385400 A CN 113385400A
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- Prior art keywords
- coating
- base material
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/28—Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
- B05D1/38—Successively applying liquids or other fluent materials, e.g. without intermediate treatment with intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/06—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
- B05D3/061—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation using U.V.
- B05D3/065—After-treatment
- B05D3/067—Curing or cross-linking the coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
- B05D7/26—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials synthetic lacquers or varnishes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/546—No clear coat specified each layer being cured, at least partially, separately
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/24—Pressing or stamping ornamental designs on surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses an SPC floor embossing process, which comprises the following steps: (1) gluing: conveying the base material subjected to dust cleaning to a glue spreader, and rolling hot-melt paint on the surface of the base material by the glue spreader; (2) drying: the hot-melt paint film is dried by the base material which is coated with the glue through a drying tunnel; (3) coating: conveying the base material subjected to drying of the hot-melt paint film to a coating machine, and coating finish paint on the hot-melt paint film; (4) pre-curing and matting: conveying the coated base material to a matte machine, and pre-curing and matting the surface layer of the face paint coating; (5) and (3) drying: conveying the pre-cured and delustered base material to a first UV dryer, and fully curing the paint film; (6) embossing: and (4) conveying the base material with the finish coating fully cured to an embossing machine, and embossing lines and patterns on the surface of the base material.
Description
Technical Field
The invention relates to the technical field of surface decoration material production, in particular to an SPC floor embossing process.
Background
In the field of home decoration, substrates such as wood floors, PVC, LVT, WPC, SPC floors and the like need to be protected by paint coatings, and the coatings need to provide physical properties such as scratch resistance, wear resistance and the like and also provide visual perception and touch of various texture patterns; the traditional substrate texture pattern treatment process comprises the following steps: when the SPC substrate is extruded in production, need be with various rete and wearing layer, three-layer material compounds together through the mode of steel roller heating and pressfitting, and its texture is the sculpture that need go on through the steel roller on the surface and carries out the impressed watermark, and the line that the steel roller rolled out and various membrane's line can be neat to the line, and traditional art is not enough to lie in: after the SPC is extruded out and subjected to grain embossing, the finished SPC substrate is difficult to coat the uneven surface with paint coating for protecting visual perception and touch, and the cost is too high if a spraying process is selected for implementation.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an SPC floor embossing process, which can perform embossing treatment after coating a plane SPC substrate.
An SPC floor embossing process according to an embodiment of the present invention includes the steps of:
(1) gluing: conveying the base material subjected to dust cleaning to a glue spreader, and rolling hot-melt paint on the surface of the base material by the glue spreader;
(2) drying: the hot-melt paint film is dried by the base material which is coated with the glue through a drying tunnel;
(3) coating: conveying the base material subjected to drying of the hot-melt paint film to a coating machine, and coating finish paint on the hot-melt paint film;
(4) pre-curing and matting: conveying the coated base material to a matte machine, and pre-curing and matting the surface layer of the face paint coating;
(5) and (3) drying: conveying the pre-cured and delustered base material to a first UV dryer, and fully curing the paint film;
(6) embossing: and (4) conveying the base material with the finish coating fully cured to an embossing machine, and embossing lines and patterns on the surface of the base material.
According to some embodiments of the invention, the coater in step (3) employs two single roll coaters, and step (3) comprises:
(3.1) first coating: conveying the substrate subjected to drying of the hot-melt paint film to a first single-roll coating machine, and rolling a first finish paint on the hot-melt paint film;
(3.2) drying: conveying the substrate subjected to the first finish paint roller coating to a second UV dryer, and semi-curing the first finish paint film;
(3.3) second coating: and conveying the semi-cured base material to a second single-roll coater, and rolling a second finish paint on the first finish paint film.
According to some embodiments of the invention, the coating weights of the two single roll coaters are 10g/m2The coating wheels in the two single roll coaters were pressed down by 0.2mm depending on the substrate thickness.
According to some embodiments of the present invention, the curing energy in step (3.2) is 300-800mj/cm2。
According to some embodiments of the invention, the coater in step (3) is a double roll coater, the coating weight of the double roll coater is 25 g/square meter, and the coating wheel in the double roll coater is pressed down by 0.2mm according to the thickness of the substrate.
According to some embodiments of the invention, the hot-melt paint in step (1) is a polyurethane hot-melt paint.
According to some embodiments of the invention, the amount of coating in step (1) is 30g/m2The surface temperature of the roller of the gumming machine is heated to 120 ℃.
According to some embodiments of the invention, in the step (4), the LED lamp is a tube with 395nm wavelength, and the energy is controlled at 15%.
According to some embodiments of the present invention, in the step (4), the excimer lamp is a 172nm lamp, and the energy is controlled at 40%.
According to some embodiments of the present invention, the curing energy in step (5) is 300-2。
The invention has at least the following beneficial effects: the process replaces the traditional process method for rolling the grains, paint coating treatment is carried out on a planar SPC plate, the required physical properties of scratch resistance and wear resistance of the surface are treated, skin feeling effect treatment is carried out on the surface effect of the base material, and finally embossing treatment is carried out, so that the molded concave-convex part extruded out of the base material has matte and skin feeling effects; the technical scheme improves the production mode and creates economic benefits.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. Are only used for explaining the present invention and should not be construed as limiting the present invention.
The first embodiment is as follows:
an SPC floor embossing process comprising the steps of:
(1) gluing: the base material which finishes dust cleaning is conveyed to a glue spreader, the glue spreader roller-coats hot-melt paint on the surface of the base material, and the coating weight is 30g/m2Heating the surface of a roller of a glue spreader to 120 ℃;
(2) drying: the hot-melt paint film is dried by the substrate after the gluing through the drying tunnel, so that the hot-melt paint is dried, the surface of the hot-melt paint is not sticky, and the pores of the substrate are filled, so that the surface of the board is smoother;
(3) coating: the substrate that has finished drying the hot-melt paint film is transferred to a coating machine, which uses two single-roll coating machines:
(3.1) first coating: the substrate on which the drying of the hot-melt paint film was completed was transferred to a first single-roll coater where a first top-coat paint was roll-coated on the hot-melt paint film at a coat weight of 10g/m2The coating wheels in the two single roll coaters were pressed down by 0.2mm depending on the substrate thickness. (ii) a
(3.2) drying: the base material which finishes the roller coating of the first finish paint is conveyed to a second UV dryer to semi-cure the first finish paint film, and the curing energy is 300-2；
(3.3) second coating: the semi-cured substrate is conveyed to a second single-roll coater, and a second finish paint is roll-coated on the first finish paint film, wherein the coating weight is 10g/m2The coating wheels in the two single-roll coaters are pressed down by 0.2mm according to the thickness of the base material;
(4) pre-curing and matting: the coated base material is conveyed to a matte machine, the surface layer of the base material is pre-cured and delustered through an LED lamp and an excimer lamp on the matte machine, the LED lamp adopts a tube with the wavelength of 395nm, the energy is controlled to be 15%, the excimer lamp adopts a tube with the wavelength of 172nm, the energy is controlled to be 40%, the surface of the paint is cured after the base material comes out, but the deep paint is not cured, the surface glossiness is below 3 degrees, and the coating effect of an SPC plate surface can realize the glossiness of 0.2-3 degrees;
(5) and (3) drying: conveying the pre-cured and delustered base material to a first UV dryer for full curing of the finish coating film, wherein the curing energy is 300-800mj/cm2；
(6) Embossing: the base material with the finish paint film fully solidified is conveyed to an embossing machine to carry out grain and pattern embossing treatment on the surface of the base material, and because the hot-melt paint belongs to the glue paint and is in a soft shape after being dried, grains on the surface can be engraved on the SPC workpiece after the grooved roller rolls the SPC workpiece.
Example two:
an SPC floor embossing process comprising the steps of:
(1) gluing: the base material which finishes dust cleaning is conveyed to a glue spreader, the glue spreader roller-coats hot-melt paint on the surface of the base material, and the coating weight is 30g/m2Heating the surface of a roller of a glue spreader to 120 ℃;
(2) drying: the hot-melt paint film is dried by the substrate after the gluing through the drying tunnel, so that the hot-melt paint is dried, the surface of the hot-melt paint is not sticky, and the pores of the substrate are filled, so that the surface of the board is smoother;
(3) coating: and (3) conveying the base material subjected to hot-melt paint film drying to a coating machine, wherein the coating machine adopts a double-roller coating machine, the coating quantity of the double-roller coating machine is 25 g/square meter, and a coating wheel in the double-roller coating machine is pressed down by 0.2mm according to the thickness of the base material.
(4) Pre-curing and matting: the coated base material is conveyed to a matte machine, the surface layer of the base material is pre-cured and delustered through an LED lamp and an excimer lamp on the matte machine, the LED lamp adopts a tube with the wavelength of 395nm, the energy is controlled to be 15%, the excimer lamp adopts a tube with the wavelength of 172nm, the energy is controlled to be 40%, the surface of the paint is cured after the base material comes out, but the deep paint is not cured, the surface glossiness is below 3 degrees, and the coating effect of an SPC plate surface can realize the glossiness of 0.2-3 degrees;
(5) and (3) drying: conveying the pre-cured and delustered base material to a first UV dryer for full curing of the finish coating film, wherein the curing energy is 300-800mj/cm2；
(6) Embossing: the base material with the finish paint film fully solidified is conveyed to an embossing machine to carry out grain and pattern embossing treatment on the surface of the base material, and because the hot-melt paint belongs to the glue paint and is in a soft shape after being dried, grains on the surface can be engraved on the SPC workpiece after the grooved roller rolls the SPC workpiece.
The second embodiment of the double roll coater includes double forward and reverse rolls, and one or more of them may be selected according to different effects of the board surface and coating amount.
The hot-melt paint in the first embodiment and the second embodiment adopts the polyurethane hot-melt paint which reacts with air, is safe and environment-friendly, can be dried quickly and naturally, has no viscosity and good filling property, and enables the surface of the base material to be smoother.
In addition, the UV light source in the first and second embodiments includes any one or more of a gallium lamp, a mercury lamp, an iron lamp, an electrodeless gallium lamp, an electrodeless mercury lamp, an LED lamp, and an excimer lamp, and the wavelength of the UV light source is 200-450 nm.
In conclusion, the process replaces the traditional process method for rolling lines, paint coating treatment is carried out on a planar SPC plate, the required physical properties of scratch resistance and wear resistance of the surface are treated, skin feeling effect treatment is carried out on the surface effect of the substrate, and finally embossing treatment is carried out, so that the molded concave-convex part extruded from the substrate has the matte and skin feeling effects; the technical scheme improves the production mode and creates economic benefits.
While the embodiments of the present invention have been described in detail, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. An SPC floor embossing process, characterized by comprising the steps of:
(1) gluing: conveying the base material subjected to dust cleaning to a glue spreader, and rolling hot-melt paint on the surface of the base material by the glue spreader;
(2) drying: the hot-melt paint film is dried by the base material which is coated with the glue through a drying tunnel;
(3) coating: conveying the base material subjected to drying of the hot-melt paint film to a coating machine, and coating finish paint on the hot-melt paint film by the coating machine;
(4) pre-curing and matting: conveying the coated base material to a matte machine, and pre-curing and flatting the surface layer of the finish paint coating by the matte machine;
(5) and (3) drying: conveying the pre-cured and delustered base material to a first UV dryer, and fully curing the paint coating film by the first UV dryer;
(6) embossing: and (3) conveying the base material with the finish coating fully cured to an embossing machine, and carrying out embossing treatment on the surface of the base material by the embossing machine.
2. An SPC floor embossing process as claimed in claim 1, wherein the coater in step (3) employs two single roll coaters, and step (3) comprises:
(3.1) first coating: conveying the substrate subjected to drying of the hot-melt paint film to a first single-roll coating machine, and rolling a first finish paint on the hot-melt paint film;
(3.2) drying: conveying the substrate subjected to the first finish paint roller coating to a second UV dryer, and semi-curing the first finish paint film;
(3.3) second coating: and conveying the semi-cured base material to a second single-roll coater, and rolling a second finish paint on the first finish paint film.
3. An SPC floor embossing process according to claim 2, characterized in that the single roll coater in step (3.1), step (3.3) is applied with a coating weight of 10g/m2And the coating wheel in the roll coating machine is pressed down by 0.2 mm.
4. An SPC floor embossing process as claimed in claim 2, characterized in that the curing energy in step (3.2) is 300-2。
5. An SPC floor embossing process as claimed in claim 1, wherein said coating machine in step (3) is a double roll coating machine, said double roll coating machine having a coating weight of 25g per square meter, and said double roll coating machine having a coating wheel pressed down by 0.2 mm.
6. An SPC floor embossing process as claimed in claim 1, wherein the hot melt paint of step (1) is polyurethane hot melt paint.
7. An SPC floor embossing process as claimed in claim 1, wherein the coating amount in step (1) is 30g/m2And heating the surface temperature of the roller of the glue spreader to 120 ℃.
8. An SPC floor embossing process as claimed in claim 1, wherein the LED lamp in step (4) is a 395nm wavelength lamp, and the energy is controlled at 15%.
9. An SPC floor embossing process as claimed in claim 1, wherein the excimer lamp in step (4) is 172nm lamp tube, and the energy is controlled at 40%.
10. An SPC floor embossing process as claimed in claim 1, characterized in that the curing energy in step (5) is 300-800mj/cm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110602117.7A CN113385400A (en) | 2021-05-31 | 2021-05-31 | SPC floor embossing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110602117.7A CN113385400A (en) | 2021-05-31 | 2021-05-31 | SPC floor embossing process |
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| Publication Number | Publication Date |
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| CN113385400A true CN113385400A (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110602117.7A Pending CN113385400A (en) | 2021-05-31 | 2021-05-31 | SPC floor embossing process |
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| Country | Link |
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| CN (1) | CN113385400A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115069519A (en) * | 2022-07-19 | 2022-09-20 | 广东瀚秋智能装备股份有限公司 | Hot-melt paint decorative panel and production line and preparation process thereof |
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| CN104289403A (en) * | 2014-07-02 | 2015-01-21 | 无锡莱恩科技有限公司 | Wood floor paint coating process using reaction type hot melt glue priming paint |
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| CN109926291A (en) * | 2019-03-28 | 2019-06-25 | 湖南邦弗特新材料技术有限公司 | A kind of coating process of UV light solidifying matt film |
| CN111644360A (en) * | 2020-05-09 | 2020-09-11 | 无锡同力塑胶贸易有限公司 | Forming method of wear-resistant floor |
| CN112354824A (en) * | 2020-11-12 | 2021-02-12 | 佛山市顺德区普瑞特机械制造有限公司 | Coating process of skin-feel veneer and application thereof |
| CN112705440A (en) * | 2020-02-19 | 2021-04-27 | 浙江晶通塑胶有限公司 | Preparation method of super-matte board |
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2021
- 2021-05-31 CN CN202110602117.7A patent/CN113385400A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201346519Y (en) * | 2008-09-09 | 2009-11-18 | 莫金发 | UV adhesive coating machine |
| CN104289403A (en) * | 2014-07-02 | 2015-01-21 | 无锡莱恩科技有限公司 | Wood floor paint coating process using reaction type hot melt glue priming paint |
| CN108437673A (en) * | 2018-06-18 | 2018-08-24 | 江苏豪福伟业智能装备有限公司 | Plank hot melt coatings wear-resisting assembly line by force |
| CN109926291A (en) * | 2019-03-28 | 2019-06-25 | 湖南邦弗特新材料技术有限公司 | A kind of coating process of UV light solidifying matt film |
| CN112705440A (en) * | 2020-02-19 | 2021-04-27 | 浙江晶通塑胶有限公司 | Preparation method of super-matte board |
| CN111644360A (en) * | 2020-05-09 | 2020-09-11 | 无锡同力塑胶贸易有限公司 | Forming method of wear-resistant floor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115069519A (en) * | 2022-07-19 | 2022-09-20 | 广东瀚秋智能装备股份有限公司 | Hot-melt paint decorative panel and production line and preparation process thereof |
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Address after: 528308 2nd floor, No.5, Industrial Avenue, intensive industrial zone, Xiyong village committee, Lunjiao street, Shunde District, Foshan City, Guangdong Province Applicant after: Guangdong Hanqiu Intelligent Equipment Co.,Ltd. Address before: 528308 2nd floor, No.5, Industrial Avenue, intensive industrial zone, Xiyong village committee, Lunjiao street, Shunde District, Foshan City, Guangdong Province Applicant before: FOSHAN SHUNDE PURETE MECHANICAL CO.,LTD. |
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Application publication date: 20210914 |