CN103802268A - Household appliance panel and making method thereof - Google Patents
Household appliance panel and making method thereof Download PDFInfo
- Publication number
- CN103802268A CN103802268A CN201210439753.3A CN201210439753A CN103802268A CN 103802268 A CN103802268 A CN 103802268A CN 201210439753 A CN201210439753 A CN 201210439753A CN 103802268 A CN103802268 A CN 103802268A
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- China
- Prior art keywords
- mould
- methyl methacrylate
- die cavity
- home electronic
- preparation
- Prior art date
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- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 33
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000005034 decoration Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 241000876833 Emberizinae Species 0.000 claims description 29
- 238000002360 preparation method Methods 0.000 claims description 24
- 229920000642 polymer Polymers 0.000 claims description 18
- 230000008859 change Effects 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 7
- 239000004800 polyvinyl chloride Substances 0.000 claims description 7
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000003760 hair shine Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 20
- 239000011521 glass Substances 0.000 description 31
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14688—Coating articles provided with a decoration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14688—Coating articles provided with a decoration
- B29C2045/14713—Coating articles provided with a decoration decorations in contact with injected material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a household appliance panel and a making method thereof. The making method includes: S1. spreading a decorative cloth flatly on a lower template of a die; S2. injecting liquid methyl methacrylate into a cavity of the die, with the cavity located between an upper template and the lower template of the die; and S3. subjecting the methyl methacrylate in the cavity to polymerization and cooling in order, and then taking the obtained plate out of the cavity, thus obtaining the household appliance panel. The method provided by the invention for making the household appliance panel with a decorative effect has a simple process and is easy to operate. By using methyl methacrylate as the substrate of the panel, the panel has good mechanical properties and weathering performance. And the acrylic plate formed by polymerization of methyl methacrylate has high transparency and high smooth finish. Cooperative use of the acrylic plate and the decorative cloth maintains the original chroma and brightness of the decorative cloth, and realizes an ideal decoration effect.
Description
Technical field
The present invention relates to household appliance technical field, in particular to a kind of home electronic panel and preparation method thereof.
Background technology
Acrylic is special polymethyl methacrylate (PMMA) material, be a kind of high molecular synthetic resin, have that transparency is high, good weatherability, mechanical performance are good etc., and advantage is widely applied to the fields such as instrument and meter part, automobile lamp, optical mirror slip decoration.In view of the acrylic board of being made by acrylic material has above advantage, will further expand the raw-material kind of household electrical appliances and be conducive to the style variation of home appliance panel if apply it to field of household appliances.
Summary of the invention
The present invention aims to provide a kind of home electronic panel and preparation method thereof, has improved the ornamental of home electronic panel.
To achieve these goals, according to an aspect of the present invention, provide a kind of preparation method of panel of household electrical appliance, preparation method comprises: S1, bunting is tiled on the lower bolster of mould; S2, liquid methyl methacrylate is injected to the die cavity of mould, die cavity is between the cope match-plate pattern and lower bolster of mould; And S3, make methyl methacrylate in die cavity successively through polymerization, deviate from from die cavity after cooling, obtain home electronic panel.
Further, above-mentioned bunting is pure fiber bunting or polyvinyl chloride decorative cloth or polyurethane decoration cloth.
Further, above-mentioned steps S2 also comprises: S21, the thick circle of limit that the thickness of home electronic panel that forms is suitable be set on lower bolster and utilize the thick circle of limit that bunting is fixed on lower bolster with wish, then cope match-plate pattern being placed on the thick circle of limit and lower bolster and cope match-plate pattern being clamped and form the mould with die cavity with fixture; S22, the inlet communicating with die cavity in a side setting of mould, tilt mould 40 ~ 50 ° to make the side with inlet away from workbench, and methyl methacrylate injected to die cavity by inlet.
Further, above-mentioned steps S3 also comprises: S31, be distributed to die cavity until methyl methacrylate each position after, die horizontal is placed and is drained the bubble in methyl methacrylate; S32, employing air pressure will compress through step S31 mould after treatment; S33, fill in after die cavity mold-locked forming with wish clearance gauge that the thickness of home electronic panel is suitable; S34, mould is immersed in the water of 50 ~ 70 ℃, in 2 ~ 4h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; S35, make low temperature polymer carry out polymerization at 110 ~ 130 ℃, in 2 ~ 4h to obtain acrylic board; And S36, after being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain home electronic panel.
Further, above-mentioned steps S31 adopts and knocks the cope match-plate pattern of mould and/or the mode of lower bolster drains the bubble in methyl methacrylate.
Further, the pressure of the air pressure in above-mentioned steps S32 is 3 ~ 7kgf/cm
2.
Further, above-mentioned steps S3 is also included in serigraphy gradual change stipple pattern on the side of close cope match-plate pattern of home electronic panel.
Further, above-mentioned steps S3 is also included in and on the side that is provided with gradual change stipple pattern of home electronic panel, arranges in order to protect the gloss oil of gradual change stipple pattern and by process curing gloss oil.
Further, the curing process of above-mentioned gloss oil comprises that the uviol lamp ultra violet lamp gloss oil that employing 100W ~ 25kW, wavelength are 320 ~ 400nm solidifies gloss oil, and the time of ultra violet lamp is 2 ~ 10min.
Further, above-mentioned steps S3 is also included on the side of close lower bolster of home electronic panel serigraphy or coating printing ink forms substrate.
According to a further aspect in the invention, also provide a kind of home electronic panel, this home electronic panel adopts above-mentioned preparation method to be made.
Further, the thickness of above-mentioned home electronic panel is 2 ~ 6mm.
Adopt preparation method making of the present invention simple, easy to operate with the process of the home electronic panel of decorative effect; Use the matrix of methyl methacrylate as panel, make home electronic panel there is good mechanical performance and weather resistance; And because the acrylic board forming after methyl methacrylate polymerization has high transparent and best bright finish, bunting is mated to use, can keep the original colourity of bunting and brightness, the decorative effect of realizing ideal, thus beautify the household electrical appliance with this panel.Because bunting can be processed separately, its design and color abundant species is various, and then has expanded the pattern of home electronic panel.
The specific embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe the present invention in detail below in conjunction with embodiment.
In a kind of typical embodiment of the present invention, a kind of preparation method of panel of household electrical appliance is provided, this preparation method comprises: S1, bunting is tiled on the lower bolster of mould; S2, liquid methyl methacrylate is injected to the die cavity of mould, die cavity is between the cope match-plate pattern and lower bolster of mould; And S3, make methyl methacrylate in die cavity successively through polymerization, deviate from from die cavity after cooling, obtain home electronic panel.
Adopt said method making simple, easy to operate with the process of the home electronic panel of decorative effect; Use the matrix of methyl methacrylate as panel, make panel there is good mechanical performance and weather resistance; And because the acrylic board forming after methyl methacrylate polymerization has high transparent and best bright finish, bunting is mated to use, can keep the original colourity of bunting and brightness, the decorative effect of realizing ideal, thus beautify the household electrical appliance with this panel.Because bunting can be processed separately, its design and color abundant species is various, and then has expanded the pattern of panel.Certainly, can select according to different color demands the bunting of different colors for bunting.
The present invention make the cope match-plate pattern of mould used in the process of panel and lower bolster can adopt the cost of drawing a design of the prior art low, adjust effect glass template flexibly.
In order further to beautify panel, preferably bunting is pure fiber bunting or polyvinyl chloride decorative cloth or polyurethane decoration cloth.The gas permeability of the bunting of the pure fiber of selecting is better and ornamental strong; The decorative effect of polyvinyl chloride decorative cloth or polyurethane decoration cloth is also better; In addition cotton also can be used for bunting of the present invention, and its shortcoming is lower ornamental the ornamental strong of pure fiber bunting, polyvinyl chloride decorative cloth and polyurethane decoration cloth that be not so good as of brightness.
In a kind of preferred embodiment of the present invention, the step S2 of above-mentioned preparation method also comprises: S21, the thick circle of limit that the thickness of home electronic panel that forms is suitable be set on lower bolster and utilize the thick circle of limit that bunting is fixed on lower bolster with wish, then cope match-plate pattern being placed on the thick circle of limit and lower bolster and cope match-plate pattern being clamped and form the mould with die cavity with fixture; S22, the inlet communicating with die cavity in a side setting of mould, tilt mould 40 ~ 50 ° to make the side with inlet away from workbench, and methyl methacrylate injected to die cavity by inlet.
In above-described embodiment, adopt the thickness of the thick circle fixed mould die cavity of limit, simple and easy to control; Mould is tilted 40 ~ 50 °, be conducive in die cavity that methyl methacrylate is distributed to mould rapidly; Methyl methacrylate can directly be injected also and can insert flexible pipe in inside from inlet to die cavity in the time that inlet injects die cavity, further accelerate the injection rate of methyl methacrylate.
In the another kind of preferred embodiment of the present invention, the step S3 of above-mentioned preparation method also comprises: S31, be distributed to die cavity until methyl methacrylate each position after, die horizontal is placed and is drained the bubble in methyl methacrylate; S32, employing air pressure will compress through step S31 mould after treatment; S33, the clearance gauge suitable thickness of the home electronic panel forming with wish is filled in after die cavity mold-locked; S34, mould is immersed in the water of 50 ~ 70 ℃, in 2 ~ 4h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; S35, make low temperature polymer carry out polymerization at 110 ~ 130 ℃, in 2 ~ 4h to obtain acrylic board; And S36, after being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain home electronic panel.
The object that drains bubble in step S31 in above-described embodiment is the attractive in appearance and mechanical performance that affects panel for fear of the existence of bubble; Step S32 applies to mould the effect that air pressure utilizes air pressure makes methyl methacrylate be filled into the edge of mould; Step S34 is the thickness that utilizes the clearance gauge control panel suitable with plate thickness, makes be controlled at ± 0.2mm of its plate thickness precision; In order to obtain even, the apparent uniform panel of mechanical performance, in the polymerization process of methyl methacrylate, can realize by controlling its polymerization temperature and polymerization time, sudden and violent poly-to prevent that initial polymerization from causing because reaction heat is excessive such as first making it carry out low temperature polymerization at 50 ~ 70 ℃, in 2 ~ 4h, and, mould is immersed in the water to the temperature that can effectively control on the one hand low temperature polymerization, the die cavity internal pressure that the heat that can effectively prevent from the other hand producing in course of reaction causes increases and causes mold cavity deformation; Complete after low temperature polymerization again methyl methacrylate at 110 ~ 130 ℃, carry out abundant polymerization in 2 ~ 4h, guarantee the case hardness of panel.
Step S31 in above-described embodiment preferably adopts and knocks the cope match-plate pattern of mould and/or the mode of lower bolster drains the bubble in methyl methacrylate.Adopt soft hammer to knock gradually to opposite side gradually from a side of the upper surface of the cope match-plate pattern of mould, progressively drive bubble out of die cavity.
Guaranteeing, under the prerequisite that mould maintains the original state, to make methyl methacrylate be filled into die edge, preferably the pressure of the air pressure in the step S32 in above-described embodiment is 3 ~ 7kgf/cm
2.
In order further to beautify the decorative effect of panel, preferred steps S3 is also included in serigraphy gradual change stipple pattern on the side of close cope match-plate pattern of home electronic panel.Make gradual change stipple pattern hide the flash effect of bunting, make panel not only there is the feature of glittering but also do not flow in vulgar.
In order to make the decorative effect of gradual change stipple pattern lasting, preferred steps S3 is also included in and on the side that is provided with gradual change stipple pattern of home electronic panel, arranges in order to protect the gloss oil of gradual change stipple pattern and by process curing gloss oil.Utilize gloss oil to avoid coming off of gradual change stipple pattern and can not affect the existing decorative effect of panel.
The curing process of above-mentioned gloss oil comprises that adopting power is that the ultra violet lamp gloss oil that 100W ~ 25kW, wavelength are 320 ~ 400nm solidifies gloss oil, and the time of ultra violet lamp is 2 ~ 10min.Ultraviolet light polymerization is the feature of having utilized gloss oil just solidified by ultraviolet ray, can solidify at short notice.
Because the acrylic board transparency forming with methyl methacrylate is better, for fear of the whole household electrical appliance of visible influences attractive in appearance of the structure accessory of the portion that sets within it after its assembling, preferred steps S3 is also included in serigraphy or coating printing ink formation substrate on the side of close lower bolster of home electronic panel.The color of selected opaque substrate can be selected the color of arranging in pairs or groups with bunting according to visual effect.
In the another kind of typical embodiment of the present invention, a kind of home electronic panel is also provided, this home electronic panel adopts above-mentioned preparation method to be made.
In order to adapt to the global design of current household electrical appliance, preferably the thickness of home electronic panel of the present invention is defined as to 2 ~ 6mm.
Above-mentioned home electronic panel uses the matrix of methyl methacrylate as panel, makes home electronic panel have good mechanical performance and weather resistance; And because the acrylic board forming after methyl methacrylate polymerization has high transparent and best bright finish, bunting is mated to use, can keep the original colourity of bunting and brightness, the decorative effect of realizing ideal, thus beautify the household electrical appliance with this panel.
Below with reference to embodiment and comparative example, further illustrate beneficial effect of the present invention.
Embodiment 1
The pure fiber bunting of redness is tiled on glass lower bolster, it is the thick circle of limit of 3mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; On the long side of mould, inlet is set, mould is tilted 45 ° to make the long side that is provided with inlet away from workbench, and methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, die horizontal is placed and is driven away the bubble in methyl methacrylate; Employing pressure is 3kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 3mm by thickness is filled in after die cavity mold-locked; Mould is immersed in the water of 70 ℃, in 2h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; Make low temperature polymer carry out polymerization at 110 ℃, in 4h and obtain acrylic board; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 3mm; Serigraphy gradual change stipple pattern on the side of the close cope match-plate pattern of panel; Then UV gloss oil is set on this side, and to adopt power be after 1kW, the wavelength ultra violet lamp 5min that is 350nm, gloss oil to be solidified; On the side of the close lower bolster of panel, serigraphy black ink forms substrate.The panel obtaining presents three-dimensional pearly-lustre flicker effect.
Embodiment 2
Red polyvinyl chloride decorative cloth is tiled on glass lower bolster, it is the thick circle of limit of 2mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; On the long side of mould, inlet is set, mould is tilted 40 ° to make the long side that is provided with inlet away from workbench, and methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, knock cope match-plate pattern and lower bolster simultaneously, and drain the bubble in methyl methacrylate; Employing pressure is 5kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 2mm by thickness is filled in after die cavity mold-locked; Make methyl methacrylate at 60 ℃, carry out polymerization and obtain low temperature polymer; After 3h, make low temperature polymer at 120 ℃, carry out obtaining acrylic board after polyase 13 h; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 2mm.The panel obtaining presents the pearly-lustre flicker effect of transparent stereo.
Embodiment 3
Blue polyurethane decoration cloth is tiled on glass lower bolster, it is the thick circle of limit of 6mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; Methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, die horizontal is placed and is driven away the bubble in methyl methacrylate; Employing pressure is 2kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 6mm by thickness is filled in after die cavity mold-locked; Mould is immersed in the water of 80 ℃, in 1.5h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; Make low temperature polymer carry out polymerization at 100 ℃, in 5h and obtain acrylic board; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 6mm; Serigraphy gradual change stipple pattern on the side of the close cope match-plate pattern of panel; Then UV gloss oil is set on this side, and to adopt power be after 100W, the wavelength ultra violet lamp 10min that is 400nm, gloss oil to be solidified; On the side of the close lower bolster of panel, spray silver gray ink and form substrate.The panel obtaining presents three-dimensional pearly-lustre flicker effect.
Embodiment 4
Golden polyvinyl chloride decorative cloth is tiled on glass lower bolster, it is the thick circle of limit of 8mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; On the short side of mould, inlet is set, mould is tilted 50 ° to make the long side that is provided with inlet away from workbench, and methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, and drive the bubble in methyl methacrylate away; Employing pressure is 5kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 8mm by thickness is filled in after die cavity mold-locked; Make methyl methacrylate at 60 ℃, carry out polymerization and obtain low temperature polymer; After 3h, make low temperature polymer at 120 ℃, carry out obtaining acrylic board after polyase 13 h; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 8mm.The panel obtaining presents the pearly-lustre flicker effect of transparent stereo.
Embodiment 5
The pure fiber bunting of purple is tiled on glass lower bolster, it is the thick circle of limit of 4mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; On the long side of mould, inlet is set, mould is tilted 45 ° to make the long side that is provided with inlet away from workbench, and methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, die horizontal is placed and is driven away the bubble in methyl methacrylate; Employing pressure is 3kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 4mm by thickness is filled in after die cavity mold-locked; Mould is immersed in the water of 50 ℃, in 3.5h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; Make low temperature polymer carry out polymerization at 120 ℃, in 3h and obtain acrylic board; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 4mm; Serigraphy gradual change stipple pattern on the side of the close cope match-plate pattern of panel; Then UV gloss oil is set on this side, and to adopt power be after 25kW, the wavelength ultra violet lamp 2min that is 320nm, gloss oil to be solidified; On the side of the close lower bolster of panel, serigraphy milky ink forms substrate.The panel obtaining presents three-dimensional pearly-lustre flicker effect.
Comparative example 1
It is the thick circle of limit of 3mm that thickness is set on glass lower bolster, then template on glass is placed on to the mould of limitting on thick circle and with fixture, glass lower bolster and template on glass clamping formation being had to die cavity; Mould is tilted 45 °, at the upside of mould, inlet is set, and methyl methacrylate is injected to die cavity by inlet; Behind each position that is distributed to die cavity until methyl methacrylate, die horizontal is placed and is driven away the bubble in methyl methacrylate; Employing pressure is 5kgf/cm
2air pressure will compress through above-mentioned steps mould after treatment; The clearance gauge that is 3mm by thickness is filled in after die cavity mold-locked; Mould is immersed in the water of 60 ℃, in 3h, makes methyl methacrylate carry out polymerization to obtain low temperature polymer; Make low temperature polymer carry out polymerization at 120 ℃, in 3h and obtain acrylic board; After being cooled to room temperature, acrylic board from the die cavity of mould, deviates to obtain the panel that thickness is 3mm.The panel obtaining and clear glass are similar to any decorative effect.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (12)
1. a preparation method for home electronic panel, is characterized in that, described preparation method comprises:
S1, bunting is tiled on the lower bolster of mould;
S2, liquid methyl methacrylate is injected to the die cavity of described mould, described die cavity is positioned at the upper of described mould
Between template and lower bolster; And
S3, make methyl methacrylate in die cavity successively through polymerization, deviate from from described die cavity after cooling, obtain described home electronic panel.
2. preparation method according to claim 1, is characterized in that, described bunting is pure fiber bunting or polyvinyl chloride decorative cloth or polyurethane decoration cloth.
3. preparation method according to claim 1, is characterized in that, described step S2 also comprises:
S21, the thick circle of limit that the thickness of home electronic panel that forms is suitable be set on described lower bolster and utilize the thick circle of described limit that described bunting is fixed on described lower bolster with wish, then cope match-plate pattern being placed on the thick circle of described limit and described lower bolster and described cope match-plate pattern being clamped and form the described mould with described die cavity with fixture;
S22, the inlet communicating with described die cavity in a side setting of described mould, tilt described mould 40 ~ 50 ° to make the side with described inlet away from workbench, and described methyl methacrylate injected to described die cavity by described inlet.
4. preparation method according to claim 1, is characterized in that, described step S3 also comprises:
S31, be distributed to described die cavity until described methyl methacrylate each position after, the bubble in described methyl methacrylate is placed and drained to described die horizontal;
S32, employing air pressure will compress through described step S31 mould after treatment;
S33, fill in after described die cavity described mold-locked forming with wish clearance gauge that the thickness of home electronic panel is suitable;
S34, described mould immersed in the water of 50 ~ 70 ℃, in 2 ~ 4h, make described methyl methacrylate carry out polymerization to obtain low temperature polymer;
S35, make described low temperature polymer carry out polymerization at 110 ~ 130 ℃, in 2 ~ 4h to obtain acrylic board; And
S36, after being cooled to room temperature, described acrylic board from the die cavity of described mould, deviates to obtain described home electronic panel.
5. preparation method according to claim 4, is characterized in that, the cope match-plate pattern of described mould is knocked in described step S31 employing and/or the mode of lower bolster drains the bubble in described methyl methacrylate.
6. preparation method according to claim 4, is characterized in that, the pressure of the air pressure in described step S32 is 3 ~ 7kgf/cm
2.
7. according to the preparation method described in any one in claim 1 to 6, it is characterized in that, described step S3 is also included in serigraphy gradual change stipple pattern on the side of close described cope match-plate pattern of described home electronic panel.
8. preparation method according to claim 7; it is characterized in that, described step S3 is also included in and on the side of the described gradual change stipple pattern of being provided with of home electronic panel, arranges in order to protect the gloss oil of described gradual change stipple pattern and by process curing described gloss oil.
9. preparation method according to claim 8, is characterized in that, the curing process of described gloss oil comprises that employing power is
Described in the ultra violet lamp that 100W ~ 25kW, wavelength are 320 ~ 400nm, gloss oil solidifies described gloss oil, and described uviol lamp shines
The time of penetrating is 2 ~ 10min.
10. preparation method according to claim 7, is characterized in that, described step S3 is also included on the side of close described lower bolster of described home electronic panel serigraphy or coating printing ink forms substrate.
11. 1 kinds of home electronic panels, is characterized in that, described home electronic panel adopts the preparation method described in any one in claim 1 to 10 to be made.
12. home electronic panels according to claim 11, is characterized in that, the thickness of described home electronic panel is 2 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210439753.3A CN103802268B (en) | 2012-11-06 | 2012-11-06 | Home electronic panel and preparation method thereof |
Applications Claiming Priority (1)
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| CN109333934A (en) * | 2018-10-16 | 2019-02-15 | 重庆矢崎仪表有限公司 | A kind of apparatus glass mold and its application method |
| CN114851761A (en) * | 2022-06-02 | 2022-08-05 | 四川南谷文化传播有限公司 | Method for preparing crystal image by using polymethyl methacrylate |
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| US20070267130A1 (en) * | 2003-12-22 | 2007-11-22 | Xiaojia Wang | Durable layer composition for in-mold decoration |
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| CN114851761A (en) * | 2022-06-02 | 2022-08-05 | 四川南谷文化传播有限公司 | Method for preparing crystal image by using polymethyl methacrylate |
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| CN103802268B (en) | 2016-07-13 |
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