CN102555651B - Mould pressing basso-relievo plate and preparation method thereof - Google Patents

Mould pressing basso-relievo plate and preparation method thereof Download PDF

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CN102555651B
CN102555651B CN201210011842.8A CN201210011842A CN102555651B CN 102555651 B CN102555651 B CN 102555651B CN 201210011842 A CN201210011842 A CN 201210011842A CN 102555651 B CN102555651 B CN 102555651B
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plate
pattern
raised table
die pressing
pressing technology
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CN102555651A (en
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王敬达
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Wuxi Huamei Board Co Ltd
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Abstract

The invention provides a great-breadth fine-pattern mould pressing basso-relievo plate. The breadth of the basso-relievo plate reaches meter level, and the pattern precision of the basso-relievo plate is 600 to 2400Dpi, i.e. the patterns are formed on the plate with the breadth through adopting dot and lien width in the dimension; and a metal plate forms a basso-relievo which has concave-convex uneven degree being 0.4mm to 6mm and can realize the strong-three-dimension-effect, a surface decoration finish layer is formed by preparing the great-breadth fine-pattern mould pressing basso-relievo plate and forming hot pressing on the metal plane basso-relievo plate surface, or a glass plate, a resin plate or a gypsum plate are directly cured and formed on the surface of the great-breadth fine-pattern mould pressing basso-relievo plate.

Description

A kind of embossed plate adopting die pressing technology and preparation
Technical field
The present invention relates to a kind of embossed plate adopting die pressing technology and preparation thereof of large chi width fine decorative pattern, making based on repeatedly corroding the mold pressing of making large-area metal flat raised table.
Background technology
Embossed plate adopting die pressing technology is the staple product of Modern Decorative and household, light industry articles for use industry, the manufacture of the material such as various decoration, composite floor board (artificial floor and various wood-based plate) is produced by mould, comprise preparation and there is the various decoration panels of embossing, ceiling board, single floor, but large-area fine decorative pattern embossed plate adopting die pressing technology is technological difficulties all the time, the important point be metal flat three-dimensional embossing pattern difficult processing with reach details and lines true to nature natural, technique is controlled.Large chi width fine decorative pattern embossed plate adopting die pressing technology can adopt large-area metal flat (solid) embossment or compression molding in theory.Embossed plate adopting die pressing technology if uneven, uneven degree can reach ± 2mm or the degree of depth reach the important goods that the strong fine relief lines plate of the third dimension of 4mm is our beautify life, typically various decorative panel.Raised table sheet material can be the multiple sheet materials such as multilayer gum dipped paper, wood-fiber board, glass plate, resin plate, plasterboard, rubber and plastic boards, plastic plate and macromolecular material.But existing production ± 2mm or the degree of depth reach the strong fine relief lines plate of the third dimension of more than 4mm or a kind of extravagant hope, and as the metal forming that electrocasting method can utilize model meticulousr, but fine decorative pattern can not meet.Although the degree of depth that the sole of die for shoe-sole formation is concavo-convex reaches good scope, it adopts metal working or laser to work with great care, and processing cost is high, and the scope of size is very limited, does not reach the product of upper meter level with preparation amplitude.
The CN200510123093 of the applicant makes the process patent of planar relief flat based on corrosion, carry out corrosion on metallic substrates and make embossment, apply photosensitive from the teeth outwards, temperature-sensitive or electric quick coating; With energy beam, coating exposure is made it to have required positivity or negative pattern or image, then removing technique with chemistry and removed, namely removing the region also can removed producing corrosion pitting after developing process after exposure immediately; Especially in the mode that corrosive attack or electrolytic metal are removed, the region being removed coating forms depression.But the darker perfect etching process of decorative pattern details---once eroding to the degree of depth of more than 0.5mm----can't plastic relief be claimed can not be prepared generally, the perfect of lines details when continuing exposure corrosion can not be ensured.Although reach requirement dimensionally.Even if when the existing mode with large-area film prepares raised table, but film can not be allowed to reuse (as tensioning is fixed), the aligning of its elaborate position can not be ensured, the change of temperature or other environment can not be subject to the difficulty caused that aims the place simultaneously, still give the accuracy ensureing decorative pattern when being difficult to especially accomplish to erode to certain depth, therefore prior art is faced with breakthrough.
CN201010173977.5 discloses a kind of composite floor board, it comprises the first density board (1), multi-layer solid wood composite board (3), the second density board (2), and the first density board (1), multi-layer solid wood composite board (3), the second density board (2) successively interlayer bond hot pressing integrally by binding agent.The top of the first density board (1) is provided with decorative encasing layer (5), and decorative encasing layer (5) surface is provided with alundum (Al2O3) wearing layer (6).The wood grain of the adjacent solid wood monolithic laminate of multi-layer solid wood composite board (3) is in length and breadth to staggered, and interlayer by binding agent bonding hot pressing integrally.The bottom surface of the second density board (2) is provided with balance paper (7).But the most economical molding mode of its decorative encasing layer is the metal form with large chi width fine decorative pattern carries out hot moulding.The decorative pattern of composite floor board obviously needs the decorative pattern of meticulous preparation better, and prior art is still finding the direction broken through.
Prior art can not ensure to prepare the preparation of large chi width fine decorative pattern celature plate.Because prior art cannot prepare wide cut and the length cubic metal characters or patterns raised table more than 2 meters being greater than 1 meter 5, a major reason is the film that cannot have amplitude like this, repeating too high to alignment request to film of corrosion as carried out, being also easily acted upon by temperature changes.
Summary of the invention
The object of the invention is: propose a kind of large chi width fine decorative pattern embossed plate adopting die pressing technology and preparation method, especially there is the large chi width fine decorative pattern embossed plate adopting die pressing technology of various decorative effect, making the shaping method of large-area metal flat relief mould based on repeatedly corroding.Also be a kind of preparation method that the lines details of the level of plastic relief improves the planar relief flat strong with third dimension that ensures, identical or different pattern can also carry out repetition or superposition is processed, have that relief painting clear patterns, third dimension are strong, the nature true to nature of three-dimensional embossing pattern process details and lines, that repeatedly processes is reproducible, and cost is low, working condition also easily can control with existing process compatible.
Technical scheme of the present invention is: large chi width fine decorative pattern embossed plate adopting die pressing technology, amplitude reaches meter level, pattern precision can reach more than 600Dpi and even reach 2400Dpi (about 0.01mm), the i.e. point of size, live width and the face level decorative pattern that formed under this yardstick thus, even if do not see texture in 1400Dpi precision 1.5 eyesight when leaving 0.5 meter of distance, can show to some extent on rough by designing requirement.Described raised table also can form uneven degree can reach the strong embossment lines of the third dimension of 0.4mm to 6mm.
The uneven degree of plate can reach the strong embossment lines of the third dimension of 0.4mm to 2mm, and the pattern precision of raised table reaches 1200-2400Dpi.
The uneven degree of plate can reach the strong embossment lines of the third dimension of 0.5mm to 3mm, and the pattern precision of raised table reaches 1000-1800Dpi.
The uneven degree of plate can reach the strong embossment lines of the third dimension of 0.6mm to 4mm, and the pattern precision of raised table reaches 800-1400Dpi.
The uneven degree of plate can reach the strong embossment lines of the third dimension of 0.7mm to 5mm, the pattern precision 600-1000Dpi of raised table.
Raised table sheet material can be the multiple sheet materials such as multilayer gum dipped paper, wood-fiber board, glass plate, resin plate, plasterboard, rubber and plastic boards, plastic plate and macromolecular material.Also can be furniture-plates, various decorative partition board (for vehicle and motor vessel use), partition plate etc.
Embossed plate adopting die pressing technology visual effect third dimension is strong, meticulous especially, true to nature natural and technique is controlled.
Plate face is changeable, and the maximum specification being applicable at present doing is that 1.25M × 2.5M is about 3m 2to the 32m of 3M × 8M 2fine relief plate, less sheet material just better does.The concealed anti-false mark just can seen clearly with magnifying glass.
When figure line precision reaches 1440Dpi, the point of about 0.015mm size, and live width, and the face formed under this yardstick, the bar that has that the texture that 1.5 eyesights are not seen when leaving 0.5 meter of distance can show on rough by designing requirement has texture.
Manufacture method of the present invention: large chi width fine decorative pattern embossed plate adopting die pressing technology preparation method, first makes large-area metal flat raised table based on N corrosion, prepares large chi width Metal Substrate fine decorative pattern embossed plate adopting die pressing technology and prepare raised table sheet material (carrying out compression molding).Carry out corrosion on metallic substrates and make embossment, metallic substrate surfaces applies photosensitive coating; With laser beam, coating exposure is made it to have required positivity or negative pattern or image, then remove the coating do not retained after technique removes exposure with chemistry, namely remove coating after exposure immediately and expose the region producing corrosion pitting; Then in the mode that corrosive attack or electrolytic metal corrode, the region being removed coating forms depression.Described laser beam is UV laser beam or other visible or infrared beam (also can adopt other laser), and exposure makes it to have required positivity or negative pattern; Image adopts point, line or bin to build, and by laser beam, exposure on photosensitive coating formed to pattern or the image of point, line or bin structure.N is 2 to 16 is conventional, be more N is 3-8.
Certainly large chi width fine decorative pattern raised table needs through surface treatment, and comprise clean, nickel plating or other metal level and surface and apply releasing agent and provide necessary temperature, certainly, this is the scope of prior art.
The invention has the beneficial effects as follows: propose a kind of large chi width fine decorative pattern embossed plate adopting die pressing technology and preparation method, especially there is the large chi width fine decorative pattern embossed plate adopting die pressing technology of various decorative effect, a kind of preparation method that the lines details of the level of plastic relief improves the planar relief flat strong with third dimension that ensures is proposed, identical or different pattern can also carry out repetition or superposition is processed, there is relief painting clear patterns, third dimension is strong, the nature of three-dimensional embossing pattern process details and lines, that repeatedly processes is reproducible, and cost is low, working condition also can with existing process compatible.The relief surface of different materials can embody various different reflection texture.And can Synchronization Design be made with the material of dimensional printed chart line, more aobvious naturally true to nature.Concealed anti-false mark can be made, the concealed anti-false just can seen clearly with magnifying glass mark.Embossed plate adopting die pressing technology visual effect third dimension is strong, meticulous especially, true to nature natural and technique is controlled.
Detailed description of the invention
Large chi width fine decorative pattern embossed plate adopting die pressing technology forms incrustation finish coat according to above-mentioned large-area metal flat raised table surface of heating platen.Certain decorative encasing layer surface can be provided with alundum (Al2O3) wearing layer.Embossed plate adopting die pressing technology if floor, also can the wood grain of adjacent solid wood monolithic laminate of multi-layer solid wood composite board in length and breadth to staggered, interlayer is by binding agent bonding hot pressing integrally.
No matter be floor or other plate, all can by most economical molding mode---carry out hot moulding with the metal form with large chi width fine decorative pattern and make decorative encasing layer.
Glass plate, resin plate, plasterboard also can by being directly cured shaping on the surface of above-mentioned large chi width fine decorative pattern raised table, and certain surface scribbles mould agent, and the shaping of glass plate can from being molten to solidification.Preparing plastic plate also can by the direct polymerization of high polymer monomer material on large chi width fine decorative pattern raised table, heat mold pressing also can, as the preparation of polyacrylate (acryl) plate.
The improvement of the preparation of metal substrate plane raised table is: metal substrate photosensitive coating is directly exposed by laser beam to be formed at pattern or image, and the time namely directly controlling laser beam break-make exposes photosensitive coating.Do not need the color or the gray scale light and shade that control laser beam.
During preparation, good method is that the parts of DMD micro mirror carry out line sweep, is stored in computer, is scanned the pattern of every frame or image by the laser part of computer control DMD micro mirror on metal substrate photosensitive coating; The mode of scanning is: can be a lasing light emitter, also can be the linear laser source that row's dot matrix is formed, and can be more the face lasing light emitter that M winding displacement lasing light emitter is formed; On metal substrate photosensitive coating, pattern or image are directly exposed by laser beam and are formed, and the time namely directly controlling laser beam break-make exposes photosensitive coating.The angle near vertical of laser directive metal substrate photosensitive coating as well.The coating of photosensitive layer, different materials adopt the exposure curing mechanism of different wave length to be routine.
(heat) mold pressing is carried out after carrying out nickel plating or chromium after metal substrate plane raised table prepares.Can again process after decorative pattern wearing and tearing.The method of (heat) mold pressing is with reference to the technique of existing mold pressing artificial floor.
Also Multiple-Scan Exposure mode can be adopted to expose, and make pattern or image more clear, and make the lines of pattern or image or decorative pattern definition better, the better effects if of plate-making.
Also can be modulated at high-speed switch speed and bi-pulse width by existing DMD micro mirror element (being also stored in computer by image) and metallic plate photosensitive coating to be formed a kind of accurate gray level image or pattern.
Also the mode multiexposure, multiple exposure that pattern or image refresh photosensitive layer can be carried out during above laser explosure, and make the lines of pattern or image or decorative pattern more clear, and make the definition of pattern or image better, the better effects if of namely making a plate, by strengthening contrast, describing boundary line and be separated contrast and pattern path details in image is shown.
For making the preparation of metallic plate space pattern, pattern of the present invention or image are made up of geometric size and density accurate distribution, and geometric figure is block, line or point, and cover the control that metallic surface carries out the corrosion pitting degree of depth; And controlled the corrosion depth of metal surface by the size and Density Distribution controlling geometric figure block, line or point, thus formation has the embossment having radian or curve on cross section.Namely, when geometric Density Distribution is closeer, the degree of depth of corrosion pitting is more shallow, control geometric size thinner or geometric Density Distribution is more sparse time, namely the corrosion pitting degree of depth is darker.The present invention can the distribution of accurately controll block, line, point, thus effectively controls the stereoeffect of embossment.
Raised table sheet material can be the multiple sheet materials such as multilayer gum dipped paper, wood-fiber board, glass plate, resin plate, plasterboard, rubber and plastic boards, plastic plate and macromolecular material.The processing mode of often kind of sheet material is not quite similar, but general principle is, as long as there has been large chi width fine decorative pattern raised table, the scope of its chi width is more than about one meter, even can reach 32 square metres, also can be processed into continuous print template (band shape), only have and basic fixed position point is reserved, can Continuous maching.
Therefore, according to the metal form (reached by the corrosion of N time, more shallow precision can be better) of processing different depth, the moulded board of different accuracy is obtained.Wherein, following index is easily formed, 4-6 corrosion preparation (at every turn all wanting coating and exposure) embossed plate adopting die pressing technology also can form uneven degree and can reach the strong embossment lines of the third dimension of 5mm to 6mm, and the pattern precision of raised table reaches 600-700Dpi.The uneven degree of raised table is prepared in 3-4 corrosion can reach the strong embossment lines of the third dimension of 3mm to 5mm, and the pattern precision of raised table reaches 750-1040Dpi.The uneven degree of raised table is prepared in 3 corrosion can reach the strong embossment lines of the third dimension of 1mm to 2mm, and the pattern precision of raised table reaches more than 800-1200Dpi.The uneven degree of raised table is prepared in 2 corrosion can reach the strong embossment lines of the third dimension of 0.7mm to 1mm, the pattern precision 850-1400Dpi of raised table.Corrode the embossment lines that the third dimension of preparation 0.4mm to 0.7mm is strong for 2 times, the pattern precision 900-2400Dpi of raised table.
Various raised table sheet material can be prepared: can be the multiple sheet materials such as multilayer gum dipped paper, wood-fiber board, glass plate, resin plate, plasterboard, rubber and plastic boards, plastic plate and macromolecular material after metal form prepares.Also comprise that papery plate and various composite panel (as phenolic resin composite, Lauxite compound etc.) also can be furniture-plates, various decorative partition board (using for vehicle and motor vessel), partition plate etc. are the most conventional.
Plate face is changeable, and the maximum specification being applicable at present doing is that 1.25M × 2.5M is about 3m 2to the 32m of 3M × 8M 2fine relief plate, less sheet material just better does.The concealed anti-false mark just can seen clearly with magnifying glass, fine pattern can prepare such mark.
The present invention especially figure line precision reaches 1440Dpi or more high accuracy, the point of about 0.015mm size, and live width, and the face formed under this yardstick, the texture that 1.5 eyesights do not see when leaving 0.5 meter of distance can by designing requirement show on rough orderly.

Claims (7)

1. large chi width fine decorative pattern embossed plate adopting die pressing technology, it is characterized in that the amplitude of raised table reaches meter level, the pattern precision of raised table reaches 600-2400Dpi, namely thus size point, live width and on the plate of this amplitude, form decorative pattern; The uneven degree of raised table can reach the strong embossment lines of the third dimension of 0.7mm to 5mm;
First based on the metal flat raised table of N the large chi width of corrosion making, then carry out compression molding and prepare large chi width fine decorative pattern embossed plate adopting die pressing technology; The preparation of the metal flat raised table of large chi width is: carry out corrosion on metallic substrates and make embossment, metallic substrate surfaces applies photosensitive coating; With laser beam, coating exposure is made it to have required positivity or negative pattern or image, then remove the coating do not retained after technique removes exposure with chemistry, namely remove coating after exposure immediately and expose the region producing corrosion pitting; Then in the mode that corrosive attack or electrolytic metal corrode, the region being removed coating forms depression; Described laser beam is UV laser beam or other visible or infrared beam, and exposure makes it to have required positivity or negative pattern; Laser beam carries out line sweep by the parts of DMD micro mirror, is stored in computer by the pattern of every frame or image, is scanned on metal substrate photosensitive coating by the laser part of computer control DMD micro mirror; Image adopts point, line or bin to build, and by laser beam, exposure on photosensitive coating formed to pattern or the image of point, line or bin structure; N is 3-8.
2., by large chi width fine decorative pattern embossed plate adopting die pressing technology according to claim 1, it is characterized in that the uneven degree of raised table can reach the strong embossment lines of the third dimension of 0.6mm to 4mm, the pattern precision of raised table reaches 800-1400Dpi.
3., by large chi width fine decorative pattern embossed plate adopting die pressing technology according to claim 1, it is characterized in that uneven degree can reach the strong embossment lines of the third dimension of 0.5mm to 3mm, the pattern precision of raised table reaches 1000-1800Dpi.
4. large chi width fine decorative pattern embossed plate adopting die pressing technology according to claim 1, it is characterized in that the uneven degree of raised table can reach the strong embossment lines of the third dimension of 0.4mm to 2mm, the pattern precision of raised table reaches 1200-2400Dpi.
5., by the embossed plate adopting die pressing technology one of Claims 1-4 Suo Shu, it is characterized in that sheet material is multilayer gum dipped paper, wood-fiber board, glass plate, resin plate, plasterboard, rubber and plastic boards or plastic plate.
6.6. by the embossed plate adopting die pressing technology one of Claims 1-4 Suo Shu, it is characterized in that the fine relief plate of sheet material 1.25M × 2.5M to 3M × 8M.
7.7. by the embossed plate adopting die pressing technology one of Claims 1-4 Suo Shu, it is characterized in that sheet material having concealed anti-false mark.
CN201210011842.8A 2012-01-16 2012-01-16 Mould pressing basso-relievo plate and preparation method thereof Active CN102555651B (en)

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KR102138519B1 (en) * 2013-11-08 2020-07-28 엘지전자 주식회사 Decor panel for home appliances and apparatus for manufacturing the same
CN105599124B (en) * 2015-12-28 2017-10-13 中国计量学院 A kind of cement relief brick forming machine
RU2623749C1 (en) * 2016-02-12 2017-06-29 Алена Михайловна Антонова Method of obtaining a decorative relief glass and decorative glass products (versions)
CN106881984A (en) * 2016-03-10 2017-06-23 杭州隆攀板材有限公司 A kind of 3D ecological boards manufacture craft
CN110682722B (en) * 2019-09-29 2022-04-01 唐勇军 Board with stereoscopic vision effect and manufacturing method

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Publication number Priority date Publication date Assignee Title
CN1982083A (en) * 2005-12-15 2007-06-20 王敬达 Production of planar relief flat based on corrosion
CN101840153A (en) * 2010-05-10 2010-09-22 吴满荣 Metal artware relief color-painting method

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JP3429404B2 (en) * 1994-10-31 2003-07-22 凸版印刷株式会社 Method for producing embossing plate, embossing plate, decorative sheet and decorative plate molded using the same

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Publication number Priority date Publication date Assignee Title
CN1982083A (en) * 2005-12-15 2007-06-20 王敬达 Production of planar relief flat based on corrosion
CN101840153A (en) * 2010-05-10 2010-09-22 吴满荣 Metal artware relief color-painting method

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