CN204398423U - Household electrical appliances wire drawing class printing color steel - Google Patents
Household electrical appliances wire drawing class printing color steel Download PDFInfo
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- CN204398423U CN204398423U CN201420714537.XU CN201420714537U CN204398423U CN 204398423 U CN204398423 U CN 204398423U CN 201420714537 U CN201420714537 U CN 201420714537U CN 204398423 U CN204398423 U CN 204398423U
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Abstract
The utility model provides a kind of household electrical appliances wire drawing class printing color steel; this color steel comprises substrate; being chemical treatment layer, prime coat, floating coat, drawing printing layer, finish coat, protective film from the bottom to top successively at thereon, is from top to bottom chemical treatment layer, back of the body enamelled coating successively below substrate.Household electrical appliances wire drawing class printing color steel of the present utility model, glue roller printing coating and ink is adopted to substitute pad pasting class drawn wire product, substrate surface light, have mirror effect, sheet material adopts coating and ink by coating baking-curing, product adhesive force and surface property get a promotion, reduce the cost of raw material, more environmental protection simultaneously.
Description
Technical field
The utility model belongs to the metallic plate field of household appliances shell, Discussion on architecture decoration etc., specifically, relates to a kind of household electrical appliances wire drawing class printing color steel.
Background technology
Existing surperficial wire drawing class color steel manufacture craft, all generally be used in the non-fields that become more meticulous such as packaging and building at present, such color steel color to color for aluminium foil class film, the laminating color film of PET+PVC or PET film to be covered on high-temperature baking metacoxal plate that (substrate surface glue coated) is laminating to be formed, and above-mentioned three class colored steels are specific as follows:
1) the color membrane structure of aluminium foil class wire-drawing effect colored steel: preferentially carry out hook silk on aluminium foil film surface, color layers, adhesive layer, pet layer, floral designs layer above successively, namely wire drawing class floral designs are pressed with on the surface at the color film of aluminium foil class, but use the color film of aluminium foil class to be mainly import at present, purchase cost is higher.
2) the color membrane structure of PET+PVC laminating class wire drawing class effect colored steel: be pressed with floral designs layer above PET film, below for being followed successively by color layers/evaporation layer, adhesive layer, PVC.The laminating color film ply adhesion of PET+PVC there is risk and containing PVC material, product not environmentally.
3) the color membrane structure of PET wire drawing class colored steel: be color layers below PET film, be pressed with floral designs layer above.The color film of wire drawing class PET is defective because PET raw material limitation exists performance.
Therefore, the printing color steel of above-mentioned three kinds of color membrane structures is not all suitable for household appliances shell field.
Utility model content
The purpose of this utility model is to provide a kind of household electrical appliances wire drawing class to print color steel, and this wire drawing class color steel is used for household appliances shell field, and reduce cost, product adhesive force and surface property get a promotion, and environmental protection more.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of household electrical appliances wire drawing class printing color steel; this color steel comprises substrate; being chemical treatment layer, prime coat, floating coat, drawing printing layer, finish coat, protective film from the bottom to top successively at thereon, is from top to bottom chemical treatment layer, back of the body enamelled coating successively below substrate.
Wherein, described prime coat, floating coat and finish coat adopt paint.The main resin of described coating adopts linear resin, the molecular weight ranges of this linear resin: 10000-25000.Adopt linear resin, good extending performance.And the main resin of coating on building materials is network structure, in hinge shape, extension property is poor.
Wherein, described drawing printing layer adopts ink application to printed.The main resin of described ink adopts linear resin, the molecular weight ranges of this linear resin: 10000-25000.And the main molecular resin amount of ink on building materials is generally lower than 10000, usually between 5000-10000.
Described protective film adopts PE diaphragm.
Described substrate is corrosion resistant plate, electrolytic galvanized sheet, heat zinc coating plate, aluminium plating zinc plate or tin plate.
Wire drawing class printing color steel of the present utility model, current aluminium foil class color film, the laminating color film of PET+PVC and PET film is substituted by environmental protection coating material and ink, be coated on substrate and make colored steel, substrate adopts corrosion resistant plate, electrolytic galvanized sheet, heat zinc coating plate, aluminium plating zinc plate or tin plate.Because current coating and ink are all meet international ROHS examination criteria, and the performance of coating (anti-pollution, damage resistant, salt spray resistance, acid and alkali-resistance) is all apparently higher than the performance of color film, therefore the utility model well solves raw material not environmentally and the shortcoming of color coated steel sheet functional limitation.
The aluminium foil class wire drawing color steel of comparing traditional, the laminating color film wire drawing color steel of PET+PVC or PET overlay film wire drawing color steel, printing class wire drawing color steel of the present utility model has following advantage:
Cost reduces: compared with the color film of aluminium foil class or the laminating color film color steel of PET+PVC, cost reduces about 30%;
Performance optimization: comparatively PET overlay film wire drawing colored steel, performance is optimized more, improves ply adhesion;
Environmental protection: compared with the laminating color steel of the color film of PET+PVC, PVC-free layer, product is environmental protection more.
The production method of above-mentioned household electrical appliances wire drawing class printing color steel; its typical process flow is as follows: after substrate uncoiling → substrate pre-treatment → substrate back of the body paint coating → substrate front side primer coating, middle painting, printing-ink and coating varnish, by toast to coating be cured → diaphragm rolling is covered in front.
Described technological process is specific as follows:
Substrate uncoiling: overall linear speed 30-40m/min;
Substrate pre-treatment: substrate through twice degreasing process, then through washing step and passivation procedure;
Degreasing process: degreasing is counted: 5-7pt(concentration unit pint), degreaser temperature: 50-65 DEG C, scrubbing box scrubbing roller rotating speed: 170-220 rev/min;
Washing step: washing temperature 40-50 DEG C;
Passivation procedure: namely in the process of surface of steel plate chemical treatments, passivator concentration 8.0-10.0pt(concentration unit pint).Passivator is under certain condition, acts on metal surface form one deck dense oxidation film (passivating film), to strengthen the chemical agent of the antiseptic power of metal by it.Material roller/applicator roll roller speed is put forward in front: 6/24, and material roller/applicator roll roller speed is put forward at the back side: 7/26.
3) priming paint coating: the substrate after passivation, first through application chamber primer coating, enters oven for drying, application chamber optimum configurations: priming paint Paint Mixing Room paint viscosity: 40-50S afterwards; Machine viscosity on priming paint: 30-50 S; Roller speed ratio (carrying material roller/applicator roll): 6/27, primer dry films is thick: 4-6um, enters baking oven and carry out drying, solidifying after priming paint has applied;
Oven temperature (district/bis-district/tri-district): 185/270/265 DEG C, PMT:216-224 DEG C;
4) coating in: the substrate after primer coating first through application chamber coating floating coating, enters oven for drying, application chamber optimum configurations: floating coating Paint Mixing Room paint viscosity: 70-90S afterwards; The back of the body paints machine viscosity: 60-80 S; Roller speed ratio (carrying material roller/applicator roll): 13/50, middle painting dried film thickness: 13-17um, enters baking oven and carries out drying, solidifying after middle painting has applied, oven temperature (district/bis-district/tri-district): 187/217/220 DEG C, PMT:216-224 DEG C;
5) ink printing: middle painting metacoxal plate first carries out ink printing through printing office, carry out air-dry afterwards, printing office optimum configurations: machine viscosity on ink: machine (100-120s) on former ink, transfer pressure (transfer roll and substrate): 70-120MPa, ink thickness: 2-3 um, air-dry, solidification is carried out, air-dry temperature: 30-50 DEG C after ink printing;
6) varnish (finish coat) coating: the substrate after printing first through application chamber coating coating varnish, enters oven for drying, application chamber optimum configurations: varnish Paint Mixing Room paint viscosity: 70-90S afterwards; Machine viscosity on varnish: 60-80 S; Roller speed ratio (carrying material roller/applicator roll): 15/45, varnish dried film thickness: 8-12um, enters baking oven and carries out drying, solidifying after varnish application completes, oven temperature (district/bis-district/tri-district): 200/268/270 DEG C, PMT:224-232 DEG C;
7) back of the body paint coating: the substrate after passivation first through application chamber coating back of the body paint, enters oven for drying, application chamber optimum configurations: Bei Qi Paint Mixing Room paint viscosity: 40-50S afterwards; The back of the body paints machine viscosity: 30-50 S; Roller speed ratio (carrying material roller/applicator roll): 6/27, back of the body paint dried film thickness: 4-6um, enters baking oven after the coating of back of the body paint completes and carries out drying, solidifying;
Oven temperature (district/bis-district/tri-district): 187/217/220 DEG C, PMT:216-224 DEG C;
8) diaphragm rolling is covered: diaphragm thickness: 30-50 um.
Wire drawing class printing color steel of the present utility model, printed layers is wherein coated on substrate by the mode of recessed roller printing, namely rubber roll is carved with pattern, then ink is coated in and carves on figuratum rubber roll, transfer pattern on substrate by rubber roll again, the carving depth of described rubber roll is 0.04-0.06mm.
Compared with prior art, advantage of the present utility model and good effect are:
Household electrical appliances wire drawing class printing color steel of the present utility model, glue roller printing coating and ink is adopted to substitute pad pasting class drawn wire product, be applicable to household appliances product, the structure of concrete employing finish coat+printed layers+floating coat+prime coat+chemical treatment layer+substrate+chemical treatment layer+back of the body enamelled coating, reduce compared with the cost of the laminating film color steel of aluminium foil class, sheet material adopts coating and ink by coating baking-curing, product adhesive force and surface property get a promotion, reduce the cost of raw material simultaneously, another product PVC-free layer and raw material meet household electrical appliances ROHS standard, environmental protection more.
Accompanying drawing explanation
Fig. 1 is the cross sectional representation of household electrical appliances wire drawing class described in the utility model printing color steel specific embodiment.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Shown in figure 1; the present embodiment is a kind of household electrical appliances wire drawing class printing color steel; this color steel comprises substrate 1; face is chemical treatment layer 2, prime coat 3, floating coat 4, drawing printing layer 5, finish coat 6, PE protective film 7 from the bottom to top successively on substrate 1, and substrate 1 is from top to bottom chemical treatment layer 8, back of the body enamelled coating 9 below successively.Wherein, prime coat, floating coat and finish coat adopt paint.Drawing printing layer adopts ink application to printed, and the main resin of described coating and ink adopts linear resin, good extending performance, and wherein the molecular weight of the main resin of ink is 20000, and substrate is corrosion resistant plate.
Certainly, substrate can also adopt the one in electrolytic galvanized sheet, heat zinc coating plate, aluminium plating zinc plate or tin plate.
The performance comparison of the utility model colored steel and film-coated color plate:
| sequence number | project | film-coated color plate | the utility model colored steel | experimental technique | remarks |
| 1 | bending property | laterally, longitudinally all without stripping, flawless | laterally, longitudinally all without stripping, flawless | 2T bending (180 °) | gB/T232 |
| 2 | film adhesion | without stripping, flawless | without stripping, flawless | model is drawn the grid of 1*1mm, cupping 8mm | gB/T9286 |
| 3 | impact property | be separated without rete | be separated without rete | 500g diameter 50mm metal ball falls from 500mm place | gB/T1732 |
| 4 | case hardness | >=HB | >=H | firmly streak at plate surface uniform by 1kg power | gB/T6739 |
| 5 | thermocycling | surface is without significant change | surface is without significant change | sample is put into 100 DEG C of boiling water and continue 1h, under being then placed in-20 DEG C of environment, 1h, 2T are bending. | |
| 6 | salt spray resistance | 90 hours | 240 hours | sample four limit seals, and "×" is drawn to metal level in surface, sprays continuously | gB/T10125 |
| 7 | anti-pollution | without sharp trace | without sharp trace | with ink water-color paintbrush, plant oil, with water and the examination of alcohol sassafras after 8h | |
| 8 | corrosion-resistant | without variable color, crackle | without variable color, crackle | adopt normal concentration 5%HCl, 1115%NaOH, ethanol, pure acetic acid soaks 72h |
Colored steel case hardness of the present utility model is high, should not scratch, and improves product surface service life; Salt spray resistance, also apparently higher than pad pasting series products, improves the service life of product equally.
The technological process of above-mentioned household electrical appliances wire drawing class printing color steel is specific as follows:
Substrate uncoiling: overall linear speed 30-40m/min;
Substrate pre-treatment: substrate through twice degreasing process, then through washing step and passivation procedure;
Degreasing process: degreasing is counted: 5-7pt, degreaser temperature: 50-65 DEG C, scrubbing box scrubbing roller rotating speed: 170-220 rev/min;
Washing step: washing temperature 40-50 DEG C;
Passivation procedure: namely in the process of surface of steel plate chemical treatments, passivator concentration 8.0-10.0pt, the ratio of material roller/applicator roll roller speed is carried in front: 6/24, and the ratio of material roller/applicator roll roller speed is carried at the back side: 7/26.
3) priming paint coating: the substrate after passivation, first through application chamber primer coating, enters oven for drying, application chamber optimum configurations: priming paint Paint Mixing Room paint viscosity: 40-50S afterwards; Machine viscosity on priming paint: 30-50 S; Roller speed ratio (carrying material roller/applicator roll): 6/27, primer dry films is thick: 4-6um, enters baking oven and carry out drying, solidifying after priming paint has applied;
Oven temperature (district/bis-district/tri-district): 185/270/265 DEG C, PMT:216-224 DEG C;
4) coating in: the substrate after primer coating first through application chamber coating floating coating, enters oven for drying, application chamber optimum configurations: floating coating Paint Mixing Room paint viscosity: 70-90S afterwards; The back of the body paints machine viscosity: 60-80 S; Roller speed ratio (carrying material roller/applicator roll): 13/50, middle painting dried film thickness: 13-17um, enters baking oven and carries out drying, solidifying after middle painting has applied, oven temperature (district/bis-district/tri-district): 187/217/220 DEG C, PMT:216-224 DEG C;
5) ink printing: middle painting metacoxal plate first carries out ink printing through printing office, carry out air-dry afterwards, printing office optimum configurations: machine viscosity on ink: machine (100-120s) on former ink, transfer pressure (transfer roll and substrate): 70-120MPa, ink thickness: 2-3 um, air-dry, solidification is carried out, air-dry temperature: 30-50 DEG C after ink printing; This ink printed layer is coated on substrate by the mode of recessed roller printing, namely rubber roll is carved with pattern, then ink is coated in and carves on figuratum rubber roll, transfer pattern on substrate by rubber roll again, carved pattern degree of depth 0.04-0.06mm on rubber roll, specifically require to select different depth according to different product, guarantee product inking amount, realize printing lines sharpening;
6) varnish (finish coat) coating: the substrate after printing first through application chamber coating coating varnish, enters oven for drying, application chamber optimum configurations: varnish Paint Mixing Room paint viscosity: 70-90S afterwards; Machine viscosity on varnish: 60-80 S; Roller speed ratio (carrying material roller/applicator roll): 15/45, varnish dried film thickness: 8-12um, enters baking oven and carries out drying, solidifying after varnish application completes, oven temperature (district/bis-district/tri-district): 200/268/270 DEG C, PMT:224-232 DEG C;
7) back of the body paint coating: the substrate after passivation first through application chamber coating back of the body paint, enters oven for drying, application chamber optimum configurations: Bei Qi Paint Mixing Room paint viscosity: 40-50S afterwards; The back of the body paints machine viscosity: 30-50 S; Roller speed ratio (carrying material roller/applicator roll): 6/27, back of the body paint dried film thickness: 4-6um, enters baking oven after the coating of back of the body paint completes and carries out drying, solidifying;
Oven temperature (district/bis-district/tri-district): 187/217/220 DEG C, PMT:216-224 DEG C;
8) diaphragm rolling is covered: diaphragm thickness: 30-50 um.
Technological process of the present utility model is continuous multicolor printed steel plate manufacture craft, is for making household electrical appliances colored steel, and become more meticulous field non-relative to existing packaging and building etc. makes colored steel technique, has carried out following improvement:
1) process modification: by production line speed control system, complete product and to become more meticulous realization, linear speed controls at 30-40m/min, building trade before comparing, and is obviously solved the unsharp shortcoming of lines of product by this process optimization;
2) production environment optimization: for realizing product electrification of domestic, need the surface quality improving product, namely workshop condition, be embodied in printing office adopt closed design and adopt negative pressure to design, application chamber internal pressure is less than pressure outside, and personnel's turnover need through row dedusting, and particulate contaminant content in strict control workshop air, meets 10 grade standards of national regulation;
3) ink formulations optimization: before this technique, domestic always failing realizes electrification of domestic, its main cause is the ink that packaging and building materials use is all that weatherability is relatively good, but its molecular weight is less than normal, the processing characteristics of the sheet material of household electric appliances cannot be met, the utility model is by improving ink formulations, strengthen the molecular weight (10000-25000) of ink resin, strengthen the ductility of ink, meet household electrical appliances colored steel technical requirement;
4) equipment improves: this technique fails to realize electrification of domestic always, its reason causes due to the unintelligible of printing lines, the utility model is by improving the artistic carving of stamp steel rider, improved and optimizated by carving depth, require to select different depth according to different product, guarantee product inking amount, realize printing lines sharpening.
The production method of wire drawing class printing color steel of the present utility model, key step is that first substrate carries out chemical treatment; Then by baking, coating is cured after its front surface coated priming paint, middle painting, printing-ink and coating varnish; Finally on finished product coat, paste PE diaphragm.
Wire drawing class of the present utility model printing color steel pad pasting class different from the past drawn wire product, adopts coating and ink combination coating to realize, and substrate surface light, has mirror effect.
The above, it is only preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (7)
1. a household electrical appliances wire drawing class printing color steel; this color steel comprises substrate; it is characterized in that: face is chemical treatment layer, prime coat, floating coat, drawing printing layer, finish coat, protective film from the bottom to top successively on the substrate, is from top to bottom chemical treatment layer, back of the body enamelled coating successively below substrate.
2. household electrical appliances wire drawing class prints color steel according to claim 1, it is characterized in that: described prime coat, floating coat and finish coat adopt paint.
3. household electrical appliances wire drawing class prints color steel according to claim 2, it is characterized in that: the main resin of described coating adopts linear resin, the molecular weight ranges of this linear resin: 10000-25000.
4. household electrical appliances wire drawing class prints color steel according to claim 1, it is characterized in that: described drawing printing layer adopts ink application to printed.
5. household electrical appliances wire drawing class prints color steel according to claim 4, it is characterized in that: the main resin of described ink adopts linear resin, the molecular weight ranges of this linear resin: 10000-25000.
6. household electrical appliances wire drawing class prints color steel according to claim 1, it is characterized in that: described protective film adopts PE diaphragm.
7. household electrical appliances wire drawing class prints color steel according to claim 1, it is characterized in that: described substrate is corrosion resistant plate, electrolytic galvanized sheet, heat zinc coating plate, aluminium plating zinc plate or tin plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420714537.XU CN204398423U (en) | 2014-11-25 | 2014-11-25 | Household electrical appliances wire drawing class printing color steel |
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| CN201420714537.XU CN204398423U (en) | 2014-11-25 | 2014-11-25 | Household electrical appliances wire drawing class printing color steel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599388A (en) * | 2014-11-25 | 2016-05-25 | 合肥海尔特种钢板研制开发有限公司 | Wire drawing type printed color steel plate for household electrical appliances and production method thereof |
| CN106313785A (en) * | 2015-07-02 | 2017-01-11 | 合肥海尔特种钢板研制开发有限公司 | Three-colored metal imitate steel brushed printed colored steel plate |
| CN108394159A (en) * | 2018-04-11 | 2018-08-14 | 合肥河钢新材料科技有限公司 | A kind of composite membrane colored steel and preparation method thereof |
-
2014
- 2014-11-25 CN CN201420714537.XU patent/CN204398423U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599388A (en) * | 2014-11-25 | 2016-05-25 | 合肥海尔特种钢板研制开发有限公司 | Wire drawing type printed color steel plate for household electrical appliances and production method thereof |
| CN106313785A (en) * | 2015-07-02 | 2017-01-11 | 合肥海尔特种钢板研制开发有限公司 | Three-colored metal imitate steel brushed printed colored steel plate |
| CN108394159A (en) * | 2018-04-11 | 2018-08-14 | 合肥河钢新材料科技有限公司 | A kind of composite membrane colored steel and preparation method thereof |
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Address after: 266000 Haier Industrial Park, No. 236, Qian Wan Gang Road, Qingdao economic and Technological Development Zone, Shandong Co-patentee after: HEFEI HEGANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Patentee after: QINGDAO HBIS COMPOSITE NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: 230601 200 prosperous road, Hefei economic and Technological Development Zone, Anhui Co-patentee before: QINGDAO HBIS COMPOSITE NEW MATERIAL TECHNOLOGY CO.,LTD. Patentee before: HEFEI HEGANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Address after: 230601 200 prosperous road, Hefei economic and Technological Development Zone, Anhui Co-patentee after: QINGDAO HBIS COMPOSITE NEW MATERIAL TECHNOLOGY CO.,LTD. Patentee after: HEFEI HEGANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong. Co-patentee before: QINGDAO HAIER SPECIAL STEEL PLATE RESEARCH AND DEVELOPMENT Co.,Ltd. Patentee before: HEFEI HAIER SPECIAL STEEL PLATE RESEARCH & DEVELOPMENT Co.,Ltd. |