CN1321747C - Outdoor metal surface double coating antiseptic chromatic spray painting method - Google Patents

Outdoor metal surface double coating antiseptic chromatic spray painting method Download PDF

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CN1321747C
CN1321747C CN 200510003196 CN200510003196A CN1321747C CN 1321747 C CN1321747 C CN 1321747C CN 200510003196 CN200510003196 CN 200510003196 CN 200510003196 A CN200510003196 A CN 200510003196A CN 1321747 C CN1321747 C CN 1321747C
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antiseptic
metal
method
surface
painting
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CN 200510003196
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Chinese (zh)
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CN1730164A (en )
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许德友
宋胜友
曾祥渝
钱永立
戚革新
曹谦
江长根
王婷
章竟宜
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贵州科盛彩色喷涂有限公司
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Abstract

本发明公开一种在户外金属表面喷涂防腐彩色双涂层的方法,包括:工件喷重锌环氧底粉:重锌环氧底粉为纳米级片状锌与环氧树脂的混合物,其中锌为总重量的8~50%,底粉厚度为30~80μm;预烘:温度为180~220℃,时间1~10min;喷涂纯聚酯树脂面粉:纯聚酯树脂层面粉厚度为60~90μm,平均复合厚度不低于120μm;固化:温度185~220℃,时间5~10min。 The present invention discloses a method of coating anticorrosive coating color double outdoor metal surface, comprising: a workpiece ejection epoxy substrate weight zinc powder: substrate weight zinc powder is a mixture of epoxy nano zinc flake and the epoxy resin, wherein the zinc 8 to 50% by weight of the bottom powder thickness is 30 ~ 80μm; prebaking: temperature 180 ~ 220 ℃, time 1 ~ 10min; flour spraying pure polyester resin: powder, pure polyester resin layer having a thickness of 60 ~ 90μm The average thickness of the composite is not less than 120 m; curing: temperature 185 ~ 220 ℃, time 5 ~ 10min. 本发明的方法得到的产品外观质量好,耐盐雾腐蚀、耐湿热、耐低温脆化及耐酸碱腐蚀等性能佳,附着力强,粉末利用率高,性能价格比高,高效节能,安全环保。 The method of the present invention obtained good appearance quality, salt spray corrosion resistance, heat resistance, good acid resistance, low temperature embrittlement and corrosion properties, strong adhesion, high powder efficiency, high performance and low cost, energy efficient, safe environmental protection.

Description

在户外金属表面喷涂防腐彩色双涂层的方法 In the method of surface coating a metal corrosion outdoor colored coating bis

技术领域 FIELD

本发明涉及属于金属表面的防腐领域,具体来说涉及户外金属表面防腐的方法。 The present invention relates to the field of preservation of metal surfaces belong, and in particular relates to a method of metal surface corrosion of the outdoors.

背景技术 Background technique

高速公路护栏、商住楼钢护栏、屋顶网架、街道护栏、路灯杆、通讯电缆网架等户外金属表面防腐,传统的方法为热浸镀锌或油漆,但所得产品外观质量、耐候性能、附着性能、耐冲击性能、耐盐雾腐蚀性能、耐湿热性能、耐低温脆化性能均不高。 Highway guardrail, commercial and residential steel rails, roof rack, street fence, lampposts, communication cables and other outdoor metal surface corrosion grid, the conventional way to hot-dip galvanizing or paint, but the quality of the resulting product appearance, weather resistance, adhesion, impact resistance, salt spray corrosion resistance, heat resistance, low temperature brittleness properties are not high.

发明内容 SUMMARY

本发明的目的在于克服上述缺点而提供的一种外观质量好,耐盐雾腐蚀、耐湿热、耐低温脆化及耐酸碱腐蚀等性能佳,附着力强,粉末利用率高,性能价格比高,高效节能,安全环保的在户外金属表面喷涂防腐彩色双涂层的方法。 Object of the present invention is to overcome the above drawbacks and to provide a good appearance quality, salt spray corrosion resistance, heat resistance, good acid resistance, low temperature embrittlement and corrosion properties, strong adhesion, high powder efficiency, cost performance high, energy efficient, safe and environmentally friendly method of spraying the surface of the metal corrosion outdoor dual color coating.

本发明的在户外金属表面喷涂防腐彩色双涂层的方法,包括以下步骤:(1)工件喷重锌环氧底粉:重锌环氧底粉为纳米级片状锌与环氧树脂的混合物,其中锌为总重量的8~20%;固定喷涂枪枪头与被喷工件距离为150~200mm,底粉静电喷涂发生器电压为40~60KV,电流为50~100μA,流化:0.5~1Kg/cm,雾化:0~2Kg/cm,出粉:0~5g/cm,底粉厚度为40~60μm;(2)预烘:温度为200±5℃,时间1.5~3min;(3)喷涂纯聚酯树脂面粉:固定喷涂枪枪头与被喷工件距离150~200mm,面粉静电喷涂发生器电压:40~80KV,电流:60~100μA,流化:0.5~1Kg/cm,雾化:0.5~2Kg/cm,出粉:2~5g/cm,纯聚酯树脂层面粉厚度为60~90μm,平均复合厚度不低于100μm;(4)固化:温度200~220℃,时间10~20min。 The method of coating a metal surface corrosion outdoors color double coating of the present invention, comprising the steps of: (1) spraying the workpiece weight zinc powder epoxy substrate: substrate weight zinc epoxy powder is a mixture of nano zinc flake with an epoxy resin wherein zinc is 8 to 20% by weight of the total; fixed spray guns and tips from the workpiece being sprayed is 150 ~ 200mm, electrostatic spraying powder bottom voltage generator 40 ~ 60KV, current is 50 ~ 100μA, fluidized: 0.5 1Kg / cm, atomization: 0 ~ 2Kg / cm, the powder: 0 ~ 5g / cm, the bottom powder thickness is 40 ~ 60μm; (2) pre-bake: a temperature of 200 ± 5 ℃, time 1.5 ~ 3min; (3 ) spraying pure polyester resin flour: fixing tips and spray guns are sprayed from the workpiece 150 ~ 200mm, electrostatic spraying flour generator voltage: 40 ~ 80KV, current: 60 ~ 100μA, fluidized: 0.5 ~ 1Kg / cm, atomization : 0.5 ~ 2Kg / cm, the powder: 2 ~ 5g / cm, pure polyester powder resin layer having a thickness of 60 ~ 90μm, the average thickness of the composite is not less than 100μm; (4) curing: temperature 200 ~ 220 ℃, 10 ~ 20min.

上述第(1)步前可以包含对工件的前处理步骤,具体如下:a、抛丸:经抛丸机抛丸后工件表面达到状况:清洁度为SA2.5,粗糙度为Ra6~12μm,去除工件锐边、锋角;b、预脱脂处理:经抛丸后的工件浸入预脱脂槽中,时间为10~15分钟,槽液工作温度为55~65℃,槽液游离碱度(FA)控制在10~14点;槽液的重量配比为:脱脂剂P1507 0.6%~3%脱脂助剂P125 0.05%~0.6%水 余量槽液配制方法:按预脱脂槽的体积计算各原料用量,先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温;c、脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;d、逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;e、清水洗:将工件从逆 The first (1) from the previous step may comprise the step of pre-processing the workpiece, as follows: a, Shot: After the workpiece surface reaches shot blaster Availability: cleanliness of SA2.5, roughness Ra6 ~ 12μm, removing the sharp edges of the workpiece, the front angle; B, pre-degreasing: the workpiece after blasting pre-degreasing bath immersion time of 10 to 15 minutes, working bath temperature of 55 ~ 65 ℃, bath free alkalinity (FA ) controlled to 10 to 14:00; weight ratio of bath: degreasing agent P1507 0.6% ~ 3% skim aid P125 0.05% ~ 0.6% water balance the method of preparation bath: pre-degreasing bath by volume of each raw material calculated amount injected in the first 1/3 of the total water bath water, was added degreasing agent P1507, P125 and degreasing auxiliary balance water, stir warming; C, degreasing: remove the workpiece from the pre-degreasing bath, raffinate drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method with pre-degreasing bath tank; D, countercurrent washing: the workpiece is removed from the degreasing bath, the remaining liquid drip off, immersed in a rinse tank countercurrent, and lifting up and down several times, washed with water for 1 to 2 minutes; E, wash with water: the workpiece from the inverse 水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度(FA)控制在0.3~0.5ml;f、除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间5~10分钟,槽液温度:10~40℃,铁离子含量控制在40g/l范围内;除锈槽液的重量配比为:盐酸 15%~21%酸洗高效除磷抑雾剂(乌洛托品∶十二烷基苯磺酸钠=3∶1)1~3%水 余量除锈槽液的配制方法:计算各组用量,将所需用量之酸洗高效抑雾剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加入槽中,搅拌均匀,将余量水加入,搅拌均匀;g、逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;h、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中;i、中和:将工件缓慢 Remove the water tank, wash water immersion tank, lifting up and down several times, washed with water for 1 to 2 minutes, water washing tank Water free alkalinity (FA) control 0.3 ~ 0.5ml; f, rust: from the workpiece remove the wash water tank, immersed in the bath rust, rust treatment, rust for 5 to 10 minutes, bath temperature: 10 ~ 40 ℃, the iron content in the control 40g / l range; rust bath the weight ratio of: 15% to 21% hydrochloric acid and efficient phosphorus fog inhibitor (hexamethylenetetramine: sodium dodecylbenzenesulfonate = 3) 1-3% water balance descaling bath method of preparation: the amount of each group was calculated, desired amount of agent into the pickling efficiency fog tank rust, rust water was added to the tank 2/3, stir, and then hydrochloric acid was added to the tank full, stir the remaining water was added and uniformly stirred; G, countercurrent washing: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed with water for 1 to 2 minutes; H, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank; I, and: the workpiece slowly 清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟,槽液控制PH=9~12;槽液的重量配比为:碳酸钠 1.5~3%水 余量j、清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;k、表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液的重量配比为:活性钛盐 1.5~2% Remove the wash water tank, drip off most of the water into the tank and neutralization, for 1 to 2 minutes, bath control PH = 9 ~ 12; weight ratio of bath: sodium 1.5-3 % water balance j, wash with water: from the workpiece and remove the tank, drip off the raffinate water immersion tank, lifting up and down several times, for 1 to 2 minutes; K, surface conditioning: the workpiece from the washing water tank removed, immersed in a surface conditioning bath, immersed for 1 to 2 minutes, the control surface conditioning bath PH = 8.5 ~ 10; weight ratio of surface conditioning bath: active titanium 1.5 to 2% salt

余量 水槽液配制方法:往槽中加入3/4水,在容器中先用少量水,溶解上述配比量的活性钛盐,使其成胶体状,然后加入表调槽中,搅拌均匀,用碳酸钠调整槽液PH=8.5~10;1、磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为8~12分钟,槽液工作温度为30±5℃,总酸度(TA)=21±3点,游离酸度(FA)=0.9±0.3点,促进剂气点(ACC)=1.5~2.5ml;磷化槽液中:磷化剂B35CR 45g/l中和剂N-500 7g/l促进剂A-131 1.4g/1. Dampening solution balance Preparation method: water 3/4 was added to the tank, in a first container with a small amount of water, dissolving the blend ratio of the active titanium salts, colloidally he, then surface conditioning bath was added, stirred uniformly, bath with sodium carbonate to adjust PH = 8.5 ~ 10; 1, phosphate: the workpiece was removed from the surface conditioning tank, drip off the remaining liquid, immersed in a phosphating bath, phosphating, phosphating time is 8 to 12 min, working bath temperature of 30 ± 5 ℃, total acidity (TA) = 21 ± 3 points, a free acidity (FA) = 0.9 ± 0.3 points, an accelerator gas point (ACC) = 1.5 ~ 2.5ml; phosphating tank solution: phosphating agent B35CR 45g / l neutralizer N-500 7g / l accelerator A-131 1.4g / 1.

磷化槽液的配制方法:计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用约5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用约5倍的水稀释后加入槽中,然后将余下的水加入,搅拌均匀即可;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;m、逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;n、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度(TA)为0.3~0.5点;o、热水洗:将从清水洗槽中取出,浸入热水槽中1~2分钟,热水槽液温度为80~90℃;p、干燥:将工件从热水槽中取出,滴去大量水 The method of preparation of the phosphating bath: calculating the amount of each component, to the first tank by adding phosphate 3/4 of water, is added to the phosphating agent tank B35CR, stir neutralizer N-500 with about 5-fold after dilution water added to the tank and uniformly stirred, the accelerator a-131 was diluted with approximately five times the water added to the tank, then the remaining water was added, mixed evenly; Cleaner: every 2 to 3 days phosphating tank pumped into deslagging column, allowed to settle slag, slag after the slag back into the solution tank, and was produced by laboratory testing parameters calculated after the supplementary chemicals; m, countercurrent washing of: phosphate is removed from the work tank into the countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; n-, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes, and water pollution of the wash water in the tank to control the total acidity (TA) of 0.3 to 0.5 points; o, hot water: water from the wash tank removed, immersed in a hot water bath for 1 to 2 min, water bath temperature of 80 ~ 90 ℃; p, sulfate: the workpiece was removed from the hot water tank drops to a large amount of water 份,凉干5~10分钟;q、烘干:用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;r、去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净。 Parts, 5 to 10 minutes to dry; Q, drying: over a far infrared heater to dry the water after phosphating workpieces to be painted, the drying temperature is 80 ~ 120 ℃; r, to dust: No high pressure oil and water to clean the air of dust on the workpiece after drying purge.

上述第(1)步前还可以包含另一种对工件的前处理步骤,具体如下:a、预脱脂处理:将工件浸入预脱脂槽中,时间为10~15分钟,槽液工作温度为55~65℃,槽液游离碱度(FA)控制在10~14点;槽液的重量配比为:脱脂剂P1507 0.6%~3%脱脂助剂P125 0.05%~0.6%水 余量槽液配制方法:按预脱脂槽的体积计算各原料用量,先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温; The first (1) from the previous step may also comprise a further step of pre-processing the workpiece, as follows: a, pre-degreasing: the workpiece is immersed in a pre-degreasing bath, for 10 to 15 minutes, working bath temperature of 55 ~ 65 ℃, bath free alkalinity (FA) controlled to 10 to 14:00; weight ratio of bath: degreasing agent P1507 0.6% ~ 3% skim aid P125 0.05% ~ 0.6% water balance bath preparation method: pre-degreasing bath by volume of each raw material used in an amount, to 1/3 of the total injection water in the water tank, a degreasing agent added P1507, P125 and degreasing auxiliary balance water, stir warming;

b、脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;c、逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;d、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度(FA)控制在0.3~0.5ml;e、除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间5~10分钟,槽液温度为室温,铁离子含量控制在40g/l范围内;除锈槽液的重量配比为:盐酸 10%~21%酸洗高效抑雾剂(乌洛托品∶十二烷基苯磺酸钠=3∶1)1~3%水 余量除锈槽液的配制方法:计算各组用量,将所需用量之酸洗高效抑雾剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加 B, degreasing: Remove the workpiece from the pre-degreasing bath, the remaining liquid drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method of pre-degreasing bath with bath; C, countercurrent washing: skim tank from the workpiece removed, the remaining liquid drip off, washed with water countercurrent immersion bath, lifting up and down several times, washed with water for 1 to 2 minutes; D, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, and the lift-down times, wash with water for 1 to 2 minutes, water washing tank water free alkalinity (FA) control 0.3 ~ 0.5ml; e, rust: the workpiece was removed from the water wash tank, immersed in the bath descaling, except for rust treatment, rust for 5 to 10 minutes, the bath temperature is room temperature, iron content in the control 40g / l range; rust bath ratio by weight: 10% to 21% hydrochloric acid fog inhibitor efficiency (Urotropine: sodium dodecylbenzenesulfonate = 3) preparation method 1 to 3% water balance descaling bath: the amount calculated for each group, the effective amount of the desired acid fog inhibitor pour rust tank to 2/3 tank rust water was added, stirred uniformly, and then hydrochloric acid was added to all 入槽中,搅拌均匀,将余量水加入,搅拌均匀;f、逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;g、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中;h、中和:将工件缓慢从清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟,槽液控制PH=9~12;槽液的重量配比为:碳酸钠 1.5~3%水 余量i、清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;j、表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液的重量配比为:活性钛盐 1.5%~2%余量 水槽液配制方法:往槽中加入3/4水,在容器中先用少量水,溶解上述配比量的活性钛,使其成胶体状,然后加入表调槽中,搅拌均 Into the tank, mix the remaining water was added and uniformly stirred; F, countercurrent washing: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed 1 time to 2 minutes; G, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank; H, and: the workpiece was slowly removed from the solution tank wash, most water drip off, and placed in the groove for neutralization, for 1 to 2 minutes, bath control PH = 9 ~ 12; weight ratio of bath: sodium carbonate 1.5% water balance to 3 i, wash with water: and tank removed from the workpiece, drops of liquid immersed in water bath do I, lifting up and down several times, for 1 to 2 minutes; J, surface conditioning: the workpiece was removed from the water wash tank, immersed in the bath surface conditioning, immersed for 1 to 2 minutes, surface conditioning control bath PH = 8.5 ~ 10; weight ratio of surface conditioning bath: active titanium salt 1.5% to 2% fountain solution balance preparation method: water 3/4 was added to the tank, in a container with a small amount of water to , dissolving the blend ratio of the active titanium, it colloidally and then surface conditioning tank, stirring was 匀,用碳酸钠调整槽液PH=8.5~10;k、磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为8~12分钟,槽液工作温度为30±5℃,总酸度(TA)=21±3点,游离酸度(FA)=0.9±0.3点,促进剂气点(ACC)=1.5~2.5ml;磷化槽液中: Homogenized, adjusted with sodium carbonate bath PH = 8.5 ~ 10; k, phosphate: the workpiece was removed from the surface conditioning tank, drip off the remaining liquid, immersed in a phosphating bath, phosphating, phosphating time was 8 to 12 minutes, and bath operating temperature of 30 ± 5 ℃, total acidity (TA) = 21 ± 3 points, a free acidity (FA) = 0.9 ± 0.3 points, an accelerator gas point (ACC) = 1.5 ~ 2.5ml; P of bath:

磷化剂B35CR 45g/l中和剂N-500 7g/l促进剂A-131 1.4g/l. Phosphating B35CR 45g / l neutralizer N-500 7g / l accelerator A-131 1.4g / l.

磷化槽液的配制方法:计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用约5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用约5倍的水稀释后加入槽中,然后将余下的水加入,搅拌均匀即可;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;1、逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;m、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度(TA)为0.3~0.5点;n、热水洗:将从清水洗槽中取出,浸入热水槽中1~2分钟,热水槽液温度为80~90℃;o、干燥:将工件从热水槽中取出,滴去大量水 The method of preparation of the phosphating bath: calculating the amount of each component, to the first tank by adding phosphate 3/4 of water, is added to the phosphating agent tank B35CR, stir neutralizer N-500 with about 5-fold after dilution water added to the tank and uniformly stirred, the accelerator a-131 was diluted with approximately five times the water added to the tank, then the remaining water was added, mixed evenly; Cleaner: every 2 to 3 days phosphating tank pumped into deslagging column, allowed to settle slag, slag after the slag back into the solution tank, and was produced by laboratory testing parameters calculated after the supplementary chemicals; 1, countercurrent washing of: phosphate is removed from the work tank into the countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; m, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes, and water pollution of the wash water in the tank to control the total acidity (TA) of 0.3 to 0.5 points; n-, hot water: water from the wash tank removed, immersed in a hot water bath for 1 to 2 min, water bath temperature of 80 ~ 90 ℃; o, sulfate: the workpiece was removed from the hot water tank drops to a large amount of water 份,凉干5~10分钟;p、烘干:用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;q、去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净。 Parts, 5 to 10 minutes to dry; P, drying: over a far infrared heater to dry the water after phosphating workpieces to be painted, the drying temperature is 80 ~ 120 ℃; q, Dust: No high pressure oil and water to clean the air of dust on the workpiece after drying purge.

发明与现有技术相比,喷重锌环氧底粉、预烘、喷涂纯聚酯面粉、固化步骤中工艺条件及底粉原料配比的选择,使得底粉中的纳米级片状锌层层叠加处在受控的牺牲阳极保护状态,同时环氧树脂又填充于纳米级片状锌间隙形成了致密的机械屏蔽层,使锌粉的活性防腐功能得到了极大的提高,为钢铁表面在恶劣的环境中提供了优质的防腐材料,而且底粉具有优良的边沿覆盖性、良好的柔韧性。 Compared with the prior art, epoxy bottom spray weight zinc powder, pre-baked, flour spraying pure polyester, the curing step and the process conditions the end powder material selected proportions, such that the sheet-like nanoscale zinc powder in the bottom layer overlay of sacrificial anode protection at a controlled state, and an epoxy resin and zinc flake filled nanoscale gap formed dense mechanical shield, active zinc powder corrosion function has been greatly improved, the steel surface providing high-quality anti-corrosion material in a hostile environment, and has excellent powder bottom edge coverage, good flexibility. 可在复杂工件表面得到均匀的涂层,且该纳米级重锌环氧底粉和纯聚酯面粉层在185~220℃的温度下,互相交联形成共聚体,两层粉之间有极佳的结合力,纯聚酯粉喷涂后具有光滑的外表,同时这种组合系统具有超强的防腐性能和高耐候性,保证了金属喷涂件在室外20年以上不腐蚀、不变色、不老化。 To obtain a uniform coating can complex workpiece surface, and the weight of nanoscale zinc epoxy powder bottom flour and pure polyester layer at a temperature of 185 ~ 220 ℃, each formed crosslinked copolymer, between two layers of powder has a very excellent adhesion, after the pure polyester powder coating has a smooth appearance, but such a combined system having a superior corrosion resistance and high weather resistance, to ensure that the metal coating member outdoor corrosion than 20 years, no color, no aging . 金属表面经钢丸抛丸后再脱脂、酸洗、表调及磷化处理。 Shot blasting treated metal surface after degreasing, pickling, surface conditioning and phosphate. 经抛丸处理后的工件表面清洁度达到Sa2.5级,粗糙度为6-12μm,使钢铁件的比表面积增大了6-10倍,加之微孔型磷化层使得环氧基与钢基体更能牢固结合,极大地提高了涂覆层与基体的附着力。 After shot blasting the surface cleanliness reaches Sa2.5 level, roughness of 6-12μm, so that the specific surface area of ​​the steel member is increased 6-10 fold, combined with microporous layer such that the epoxy group and a phosphate steel substrate more firmly bonded, which greatly improves the adhesion of the coating to the substrate. 因而市场前景广阔,经济效益、环境效益好,社会效益显著。 So the market prospects, good economic returns, environmental benefits, social benefits significantly.

具体实施方式 detailed description

实施例1:用本发明的方法加工高速公路护栏板、立柱、托架(1)抛丸:经抛丸机抛丸后工件表面达到状况:清洁度为SA2.5,粗粘度为Ra6~12μm;(2)预脱脂处理:经抛丸后的工件浸入预脱脂槽中,时间为10分钟,槽液工作温度为55℃,槽液游离碱度(FA)控制在10~14点;槽液配方:脱脂剂P1507(广州汉高化学制品有限公司)72kg,脱脂助剂P125(广州汉高化学制品有限公司)6kg,水11922kg。 Example 1: highway guardrail plate processing method according to the present invention, the post, the bracket (1) Shot: After the workpiece surface reaches shot blaster Availability: cleanliness of SA2.5, viscosity Ra6 ~ 12μm thick ; (2) pre-degreasing treatment: shot blasting workpiece after degreasing was immersed in a pre-bath, for 10 minutes, working bath temperature of 55 ℃, bath free alkalinity (FA) controlled to 10 to 14:00; bath recipe: degreasing agent P1507 (Guangzhou Henkel chemical Co., Ltd.) 72kg, skim aids P125 (Guangzhou Henkel chemical Co., Ltd.) 6kg, water 11922kg.

槽液的配制:先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温;(3)脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;(4)逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;(5)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度(FA)控制在0.3~0.5ml;(6)除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间10分钟,槽液温度:10℃,铁离子含量控制在40g/l范围内;除锈槽液配方:重量浓度为31%的盐酸11177kg,乌洛托品173kg,十二烷基苯磺酸58kg,水11692kg。 Bath formulation: injecting first water tank 1/3 of the total water, was added degreasing agent P1507, P125 and degreasing auxiliary balance water, stir warming; (3) degreasing: the workpiece from the pre-degreasing bath removed, the remaining liquid drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method of pre-degreasing bath with bath; (4) countercurrent washing: the workpiece is removed from the degreasing bath, the remaining liquid drip off, dipped countercurrent washing tank, lifting up and down several times, washed with water for 1 to 2 minutes; (5) wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, 1 time wash with water 2 minutes water wash tank water free alkalinity (FA) control 0.3 ~ 0.5ml; (6) rust: the workpiece from the washing water tank removed, immersed in the bath rust, rust treatment, rust time 10 minutes, bath temperature: 10 deg.] C, the iron content in the control 40g / l range; rust bath formulation: 31% by weight concentration 11177kg hydrochloride, methenamine 173kg, 58kg dodecylbenzenesulfonate water 11692kg.

除锈槽液的配制:将上述用量的酸洗高效除磷剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加入槽中,搅拌均匀,将余量水加入,搅拌均匀;(7)逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;(8)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,清水洗时间1~2分钟,清水洗槽水质污染度控制在PH为5~5.5;(9)中和:将工件缓慢从清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟,槽液控制PH=9~12;槽液配方:碳酸钠180kg,水11820kg。 Rust bath formulation: The above amounts rust agent into the pickling bath phosphorus removal efficiency, the water was added 2/3 rust tank, stir, and then hydrochloric acid was added to the tank full, stir, the remaining water was added, stir; (7) counter-current washing with water: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed with water for 1 to 2 minutes; (8 ) wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing bath, wash with water for 1 to 2 minutes, water pollution of the wash water tank is controlled to 5 to PH 5.5; (9) and: the workpiece slowly removed from the wash water tank, drip off most of the water into the tank and neutralization, for 1 to 2 minutes, bath control PH = 9 ~ 12; bath formulation: 180kg sodium carbonate, water 11820kg.

(10)清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;(11)表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液配方:磷酸钛180kg,水11820kg。 (10) Washing with water: the groove and removed from the workpiece, the water drip off the remaining liquid immersion tank, lifting up and down several times, for 1 to 2 minutes; (11) Table notes: the workpiece was removed from the water washing tank, table transfer immersion bath, immersed for 1 to 2 minutes, the control surface conditioning bath PH = 8.5 ~ 10; bath surface conditioning formulation: 180kg titanium phosphate, water 11820kg.

槽液配制方法:往槽中加入3/4水,在容器中先用少量水,溶解活性钛,使其成胶体状,然后加入表调槽中,搅拌均匀,用碳酸钠调整槽液PH=8.5~10; Bath preparation method: water 3/4 was added to the tank, in a first container with a small amount of water, dissolve active titanium, it colloidally and then surface conditioning tank, stir, adjusted with sodium carbonate bath PH = 8.5 to 10;

(12)磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为8分钟,槽液工作温度为30±5℃,总酸度(TA)=21±3点,游离酸度(FA)=0.9±0.3点,促进剂气点(ACC)=1.5ml;磷化槽液配方:磷化剂B35CR(广州汉高化学制品有限公司)1039.5kg,中和剂N-500(广州汉高化学制品有限公司)147kg,促进剂A-131(广州汉高化学制品有限公司)29.4kg。 (12) phosphate: the workpiece was removed from the surface conditioning tank, drip off remaining liquid immersion phosphating bath, phosphating, phosphating time of 8 minutes, working bath temperature of 30 ± 5 ℃, total acidity (TA) = 21 ± 3 points, a free acidity (FA) = 0.9 ± 0.3 points, an accelerator gas point (ACC) = 1.5ml; phosphating bath formulation: phosphating agent B35CR (Guangzhou Henkel chemical Co., Ltd. ) 1039.5kg, neutralizer N-500 (Henkel Guangzhou chemical Co., Ltd.) 147kg, accelerator A-131 (Henkel Guangzhou chemical Co., Ltd.) 29.4kg.

磷化槽液的配制方法:计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用约5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用约5倍的水稀释后加入槽中,然后补入余下的水,搅拌均匀得到210001磷化槽液;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;(13)逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;(14)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度(TA)为0.3~0.5点;(15)热水洗:将从清水洗槽中取出,浸入热水槽中1~2分钟,热水槽液温度为80~90℃;(16)干燥:将工件从热水槽中取出, The method of preparation of the phosphating bath: calculating the amount of each component, to the first tank by adding phosphate 3/4 of water, is added to the phosphating agent tank B35CR, stir neutralizer N-500 with about 5-fold after dilution water added to the tank, stir the accelerator a-131 was diluted with approximately five times the water added to the tank, and then fill the remaining water, stir to give 210001 phosphating bath; Cleaner: 2 per 2-3 days pumped into the dross removing tank phosphide column, allowed to settle slag, slag after the slag back into the liquid tank, and by testing laboratory parameters produced by chemicals added after calculation; (13 ) countercurrent washing: the workpiece was removed from the phosphating tank into the countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; (14) washing with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes, wash water tank of water pollution control in the total acidity (TA) of 0.3 to 0.5 points; (15) hot water: water from the wash tank removed, immersion in hot water bath for 1-2 minutes, the hot water bath temperature of 80 ~ 90 ℃; (16) drying: the workpiece was removed from the hot water bath, 滴去大量水份,凉干5~10分钟;(17)烘干:用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;(18)去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净;(19)工件喷重锌环氧底粉:重锌环氧底粉为纳米级片状锌与环氧树脂的混合物,其中锌为总重量的8%;固定喷涂枪枪头与被喷工件距离为150mm,底粉静电喷涂发生器电压为40KV,电流为50μA,流化:0.5~1Kg/cm,雾化:0~2 Kg/cm,出粉:0~5g/cm,底粉厚度为40μm;(20)预烘:温度为200℃,时间2min;(21)喷涂纯聚酯树脂面粉:固定喷涂枪枪头与被喷工件距离150mm,面粉静电喷涂发生器电压:40KV,电流:60μA,流化:0.5~1Kg/cm,雾化:0~2Kg/cm,出粉:2~5g/cm,面粉(纯聚酯树脂层)厚度为60平均复合厚度为100μm;(22)固化:温度200℃,时间2min即得成品。 Dropwise to a large amount of water, 5 to 10 minutes to dry; (17) Drying: The far infrared heater with the water to be sprayed over the workpiece after phosphating. The drying temperature is 80 ~ 120 ℃; (18) dust: dry oil-free high pressure air to clean dust on the workpiece after drying purge; (19) the end of the workpiece ejection weight zinc epoxy powder: substrate weight zinc epoxy powder nanoscale zinc flake ring the mixture of epoxy resin, wherein the zinc is 8% of the total weight; tips and spray guns are fixed to a workpiece ejection distance of 150mm, a bottom electrostatic spraying powder 40KV voltage generator, current is 50 [mu], fluidized: 0.5 ~ 1Kg / cm, atomizing: 0 ~ 2 Kg / cm, the powder: 0 ~ 5g / cm, the bottom powder thickness 40μm; (20) prebake: temperature 200 ℃, time 2min; (21) spraying pure polyester resin flour: fixed spray tips and spray guns are the workpiece distance 150mm, electrostatic spraying flour generator voltage: 40KV, current: 60μA, fluidized: 0.5 ~ 1Kg / cm, atomization: 0 ~ 2Kg / cm, the powder: 2 ~ 5g / cm , flour (pure polyester resin layer) having a thickness of 60 composite average thickness of 100μm; (22) curing: temperature 200 ℃, time 2min derived products.

实施例2:用本发明的方法加工高速公路护栏板、立柱、托架(1)抛丸:经抛丸机抛丸后工件表面达到状况:清洁度为SA2.5,粗粘度为Ra6~12μm; Example 2: The method for processing highway guardrail plate of the invention, the column bracket (1) Shot: The condition of the surface to achieve the shot blaster: cleanliness of SA2.5, viscosity Ra6 ~ 12μm thick ;

(2)预脱脂处理:经抛丸后的工件浸入预脱脂槽中,时间为15分钟,槽液工作温度为65℃,槽液游离碱度(FA)控制在10~14点;槽液配方:脱脂剂P1507(广州汉高化学制品有限公司)360kg,脱脂助剂P125(广州汉高化学制品有限公司)72kg,水11568kg。 (2) pre-degreasing treatment: shot blasting workpiece after degreasing was immersed in a pre-bath, for 15 minutes, working bath temperature of 65 ℃, bath free alkalinity (FA) controlled to 10 to 14:00; bath formulation : degreasing agent P1507 (Guangzhou Henkel chemical Co., Ltd.) 360kg, defatted aid P125 (Guangzhou Henkel chemical Co., Ltd.) 72kg, water 11568kg.

槽液的配制:先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温;(3)脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;(4)逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;(5)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度(FA)控制在0.3~0.5ml;(6)除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间10分钟,槽液温度:40℃,铁离子含量控制在40g/l范围内;除锈槽液配方:重量浓度为31%的盐酸15648kg,乌洛托品520kg,十二烷基苯磺酸173kg,水6759kg。 Bath formulation: injecting first water tank 1/3 of the total water, was added degreasing agent P1507, P125 and degreasing auxiliary balance water, stir warming; (3) degreasing: the workpiece from the pre-degreasing bath removed, the remaining liquid drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method of pre-degreasing bath with bath; (4) countercurrent washing: the workpiece is removed from the degreasing bath, the remaining liquid drip off, dipped countercurrent washing tank, lifting up and down several times, washed with water for 1 to 2 minutes; (5) wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, 1 time wash with water 2 minutes water wash tank water free alkalinity (FA) control 0.3 ~ 0.5ml; (6) rust: the workpiece from the washing water tank removed, immersed in the bath rust, rust treatment, rust time 10 minutes, bath temperature: 40 deg.] C, the iron content in the control 40g / l range; rust bath formulation: 31% by weight concentration 15648kg hydrochloride, methenamine 520kg, 173kg dodecylbenzenesulfonate water 6759kg.

除锈槽液的配制:将上述用量的酸洗高效除磷剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加入槽中,搅拌均匀,将余量水加入,搅拌均匀;(7)逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;(8)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,清水洗时间1~2分钟,清水洗槽水质污染度控制在PH为5~5.5;(9)中和:将工件缓慢从清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟,槽液控制PH=9~12;槽液配方:碳酸钠360kg,水11640kg。 Rust bath formulation: The above amounts rust agent into the pickling bath phosphorus removal efficiency, the water was added 2/3 rust tank, stir, and then hydrochloric acid was added to the tank full, stir, the remaining water was added, stir; (7) counter-current washing with water: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed with water for 1 to 2 minutes; (8 ) wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing bath, wash with water for 1 to 2 minutes, water pollution of the wash water tank is controlled to 5 to PH 5.5; (9) and: the workpiece slowly removed from the wash water tank, drip off most of the water into the tank and neutralization, for 1 to 2 minutes, bath control PH = 9 ~ 12; bath formulation: 360kg sodium carbonate, water 11640kg.

(10)清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;(11)表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液配方:磷酸钛240kg,水11760kg。 (10) Washing with water: the groove and removed from the workpiece, the water drip off the remaining liquid immersion tank, lifting up and down several times, for 1 to 2 minutes; (11) Table notes: the workpiece was removed from the water washing tank, table transfer immersion bath, immersed for 1 to 2 minutes, the control surface conditioning bath PH = 8.5 ~ 10; bath surface conditioning formulation: 240kg titanium phosphate, water 11760kg.

槽液配制方法:往槽中加入3/4水,在容器中先用少量水,溶解活性钛,使其成胶体状,然后加入表调槽中,搅拌均匀,用碳酸钠调整槽液PH=8.5~10;(12)磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为12分钟,槽液工作温度为30±5℃,总酸度(TA)=21±3点,游离酸度(FA)=0.9±0.3点,促进剂气点(ACC)=2.5ml;磷化槽液配方:磷化剂B35CR(广州汉高化学制品有限公司)1039.5kg,中和剂N-500(广州汉高化学制品有限公司)147kg,促进剂A-131(广州汉高化学制品有限公司)29.4kg。 Bath preparation method: water 3/4 was added to the tank, in a first container with a small amount of water, dissolve active titanium, it colloidally and then surface conditioning tank, stir, adjusted with sodium carbonate bath PH = 8.5 to 10; (12) phosphate: the workpiece was removed from the surface conditioning tank, drip off the remaining liquid, immersed in a phosphating bath, phosphating, phosphating time of 12 minutes, working bath temperature of 30 ± 5 ℃, total acidity (TA) = 21 ± 3 points, a free acidity (FA) = 0.9 ± 0.3 points, an accelerator gas point (ACC) = 2.5ml; phosphating bath formulation: phosphating agent B35CR (Henkel Guangzhou chemical Co., Ltd.) 1039.5kg, neutralizer N-500 (Henkel Guangzhou chemical Co., Ltd.) 147kg, accelerator A-131 (Henkel Guangzhou chemical Co., Ltd.) 29.4kg.

磷化槽液的配制方法:计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用约5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用约5倍的水稀释后加入槽中,然后补入余下的水,搅拌均匀得到210001磷化槽液;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;(13)逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;(14)清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度(TA)为0.3~0.5点;(15)热水洗:将从清水洗槽中取出,浸入热水槽中1~2分钟,热水槽液温度为80~90℃;(16)干燥:将工件从热水槽中取出, The method of preparation of the phosphating bath: calculating the amount of each component, to the first tank by adding phosphate 3/4 of water, is added to the phosphating agent tank B35CR, stir neutralizer N-500 with about 5-fold after dilution water added to the tank, stir the accelerator a-131 was diluted with approximately five times the water added to the tank, and then fill the remaining water, stir to give 210001 phosphating bath; Cleaner: 2 per 2-3 days pumped into the dross removing tank phosphide column, allowed to settle slag, slag after the slag back into the liquid tank, and by testing laboratory parameters produced by chemicals added after calculation; (13 ) countercurrent washing: the workpiece was removed from the phosphating tank into the countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; (14) washing with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes, wash water tank of water pollution control in the total acidity (TA) of 0.3 to 0.5 points; (15) hot water: water from the wash tank removed, immersion in hot water bath for 1-2 minutes, the hot water bath temperature of 80 ~ 90 ℃; (16) drying: the workpiece was removed from the hot water bath, 滴去大量水份,凉干5~10分钟;(17)烘干:用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;(18)去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净;(19)工件喷重锌环氧底粉:重锌环氧底粉为纳米级片状锌与环氧树脂的混合物,其中锌为总重量的20%;固定喷涂枪枪头与被喷工件距离为200mm,底粉静电喷涂发生器电压为60KV,电流为100μA,流化:0.5~1Kg/cm,雾化:0~2Kg/cm,出粉:0~5g/cm,底粉厚度为60μm;(20)预烘:温度为200℃,时间2min;(21)喷涂纯聚酯树脂面粉:固定喷涂枪枪头与被喷工件距离200mm,面粉静电喷涂发生器电压:80KV,电流100μA,流化:0.5~1Kg/cm,雾化:0~2Kg/cm,出粉:2~5g/cm,面粉(纯聚酯树脂层)厚度为50μm,平均复合厚度为110μm;(22)固化:温度220℃,时间10min。 Dropwise to a large amount of water, 5 to 10 minutes to dry; (17) Drying: The far infrared heater with the water to be sprayed over the workpiece after phosphating. The drying temperature is 80 ~ 120 ℃; (18) dust: dry oil-free high pressure air to clean dust on the workpiece after drying purge; (19) the end of the workpiece ejection weight zinc epoxy powder: substrate weight zinc epoxy powder nanoscale zinc flake ring the mixture of epoxy resin, wherein zinc is 20% by weight; with the fixed spray guns spray tips work distance is 200mm, electrostatic spraying powder bottom 60KV voltage generator, current is 100 [mu], fluidized: 0.5 ~ 1Kg / cm, atomizing: 0 ~ 2Kg / cm, the powder: 0 ~ 5g / cm, the bottom powder thickness 60μm; (20) prebake: temperature 200 ℃, time 2min; (21) spraying pure polyester resin flour: fixed spray the gun tip and the workpiece to be sprayed from 200mm, electrostatic spraying flour generator voltage: 80KV, a current 100μA, the fluidizing: 0.5 ~ 1Kg / cm, atomization: 0 ~ 2Kg / cm, the powder: 2 ~ 5g / cm, flour (pure polyester resin layer) having a thickness of 50μm, the average thickness of the composite 110μm; (22) curing: temperature 220 ℃, time 10min.

实施例3:用本发明的方法加工床、栏杆等薄壁管件无实施例1的第(1)步抛丸,其余同实施例1。 Example 3: No processing method of the present invention, the bed, railings and other thin-walled tube (1) in Example 1 Step blasting, remaining the same as in Example 1.

实施例4:用本发明的方法加工床、栏杆等薄壁管件无实施例2的第(1)步抛丸,其余同实施例2。 Example 4: No processing method of the present invention beds, railings and other thin-walled tube (1) Example 2 blasting step, the remainder in Example 2.

实施例5:用本发明的方法加工铸件铸件经实施例1的第(1)步抛丸后不须经前处理即不需实施例(2)-(18)步直接进行喷涂,其余同实施例1。 Example 5: method of the present invention is processed by Castings example of the first embodiment (1) Step 1 after shot blasting is not subject i.e. without pretreatment Example (2) - (18) directly coating step, the rest of the same embodiment example 1.

实施例6:用本发明的方法加工铸件铸件经实施例2的第(1)步抛丸后不须经前处理即不需实施例(2)-(18)步直接进行喷涂,其余同实施例2。 Example 6: The method of the present invention is processed by Castings example of the first embodiment (1) is not subject 2 i.e. without pretreatment Example (2) after the blasting step - (18) directly coating step, the rest of the same embodiment Example 2.

以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,任何未脱离本发明技术方案内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。 Above, only the preferred embodiment of the present invention it is not limited in the present invention any form of any aspect of the embodiment without departing from the present invention, any simple modification techniques essence of the present invention made according to the above embodiment, modifications and equivalents as would fall within the scope of the present invention.

Claims (4)

  1. 1.一种在户外金属表面喷涂防腐彩色双涂层的方法,包括以下步骤:(1)工件喷重锌环氧底粉:重锌环氧底粉为纳米级片状锌与环氧树脂的混合物,其中锌为总重量的8~20%;固定喷涂枪枪头与被喷工件距离为150~200mm,底粉静电喷涂发生器电压为40~60KV,电流为50~100μA,流化:0.5~1Kg/cm,雾化:0~2Kg/cm,出粉:0~5g/cm,底粉厚度为40~60μm;(2)预烘:温度为200±5℃,时间1.5~3min;(3)喷涂纯聚酯树脂面粉:固定喷涂枪枪头与被喷工件距离150~200mm,面粉静电喷涂发生器电压:40~80KV,电流:60~100μA,流化:0.5~1Kg/cm,雾化:0.5~2Kg/cm,出粉:2~5g/cm,纯聚酯树脂层面粉厚度为60~90μm,平均复合厚度不低于100μm;(4)固化:温度200~220℃,时间10~20min。 1. A spraying the metal surface corrosion outdoor double coating color, comprising the steps of: (1) spraying the workpiece weight zinc powder epoxy substrate: substrate weight zinc epoxy powder nanoscale zinc flake with an epoxy resin the mixture, wherein the zinc is 8 to 20% by weight of the total; fixed spray guns and tips from the workpiece being sprayed is 150 ~ 200mm, electrostatic spraying powder bottom voltage generator 40 ~ 60KV, current is 50 ~ 100μA, fluidized: 0.5 ~ 1Kg / cm, atomization: 0 ~ 2Kg / cm, the powder: 0 ~ 5g / cm, the bottom powder thickness is 40 ~ 60μm; (2) pre-bake: a temperature of 200 ± 5 ℃, time 1.5 ~ 3min; ( 3) the polyester resin coating of pure flour: fixing tips and spray guns are sprayed from the workpiece 150 ~ 200mm, electrostatic spraying flour generator voltage: 40 ~ 80KV, current: 60 ~ 100μA, fluidized: 0.5 ~ 1Kg / cm, fog of: 0.5 ~ 2Kg / cm, the powder: 2 ~ 5g / cm, pure polyester powder resin layer having a thickness of 60 ~ 90μm, the average thickness of the composite is not less than 100μm; (4) curing: temperature 200 ~ 220 ℃, time 10 ~ 20min.
  2. 2.如权利要求1所述的在户外金属表面喷涂防腐彩色双涂层的方法,其特征在于包含有对工件的前处理,具体步骤如下:a、抛丸:经抛丸机抛丸后工件表面达到状况:清洁度为SA2.5,粗糙度为Ra6~12μm,去除工件锐边、锋角;b、预脱脂处理:经抛丸后的工件浸入预脱脂槽中,时间为10~15分钟,槽液工作温度为55~65℃,槽液游离碱度控制在10~14点;槽液的重量配比为:脱脂剂P1507 0.6%~3%脱脂助剂P125 0.05%~0.6%水 余量槽液配制方法:按预脱脂槽的体积计算各原料用量,先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温;c、脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;d、逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水 2. The method of coating the surface of metal corrosion in the open double coating color according to claim 1, wherein the workpiece comprises a pretreatment of the following steps: a, Shot: workpiece after shot blaster reaches surface condition: cleanliness of SA2.5, roughness Ra6 ~ 12μm, remove sharp edges of the workpiece, the front angle; B, pre-degreasing: the workpiece after blasting pre-degreasing bath immersion time of 10 to 15 minutes , working bath temperature of 55 ~ 65 ℃, free alkalinity bath controlled at 10 to 14 points; bath weight ratio of: degreasing agent P1507 0.6% ~ 3% skim aid P125 0.05% ~ 0.6% water remainder after calculating the amount of the respective raw materials by the volume of the pre-degreasing tank, the first injection of 1/3 of the total water in the water tank, a degreasing agent added P1507, P125 skim additives and the balance water, stir: the amount of bath preparation method heating; C, degreasing: remove the workpiece from the pre-degreasing bath, the remaining liquid drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method with pre-degreasing bath tank; D, countercurrent washing: the workpiece from defatted bath removed, the remaining liquid drip off, reverse flow water immersion 槽中,并上下提升数次,水洗时间1~2分钟;e、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度控制在0.3~0.5ml;f、除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间5~10分钟,槽液温度:10~40℃,铁离子含量控制在40g/l范围内;除锈槽液的重量配比为:盐酸 15%~21%酸洗高效抑雾剂 1~3%水 余量除锈槽液的配制方法:计算各组用量,将所需用量之酸洗高效抑雾剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加入槽中,搅拌均匀,将余量水加入,搅拌均匀;g、逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;h、清水洗:将工件从逆流水洗槽中取出, Tank, lifting up and down several times, washed with water for 1 to 2 minutes; E, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes, water washing tank quality control free alkalinity in 0.3 ~ 0.5ml; f, rust: the workpiece from the washing water tank removed, immersed in the bath rust, rust treatment, rust for 5 to 10 minutes, the bath temperature: 10 ~ 40 ℃, the iron content in the control 40g / l range; wt rust bath ratio: 15% to 21% hydrochloric acid fog inhibitor efficiency 1-3% water balance tank rust the method of preparation of the solution: an amount calculated for each group, the desired amount of agent into the pickling efficiency fog tank rust, rust water was added to the tank 2/3, stir, and then hydrochloric acid was added to the wells of all stir the remaining water was added and uniformly stirred; G, countercurrent washing: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed with water for 1 to 2 minutes ; H, wash with water: the workpiece was removed from the countercurrent washing tank, 入清水洗槽中;i、中和:将工件缓慢从清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟,槽液控制PH=9~12;槽液的重量配比为:碳酸钠 1.5~3%水 余量j、清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;k、表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液的重量配比为:活性钛盐 1.5~2%余量 水槽液配制方法:往槽中加入3/4水,在容器中先用少量水,溶解上述配比量的活性钛盐,使其成胶体状,然后加入表调槽中,搅拌均匀,用碳酸钠调整槽液PH=8.5~10;l、磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为8~12分钟,槽液工作温度为30±5℃,总酸度=21±3点,游离酸度=0.9 Into the water wash tank; I, and: the workpiece was slowly removed from the solution to wash tank, to make most of the water droplets, into the neutralization tank and for 1 to 2 minutes, bath control PH = 9 ~ 12; weight ratio of bath: sodium carbonate 1.5% water balance to 3 j, wash with water: the groove and removed from the workpiece, the water drip off the remaining liquid immersion tank, lifting up and down several times, 1 time 2 minutes; K, surface conditioning: the workpiece was removed from the water wash tank, immersed in the bath surface conditioning, immersed for 1 to 2 minutes, the control surface conditioning bath PH = 8.5 ~ 10; weight ratio of the surface conditioning bath : activity 1.5 to 2% titanium salt solution preparation tank balance method: water 3/4 was added to the tank, in a first container with a small amount of water, dissolving the blend ratio of the active titanium salts, colloidally it, and then added table transfer tank, stir, adjusted with sodium carbonate bath PH = 8.5 ~ 10; l, phosphate: the workpiece was removed from the surface conditioning tank, drip off the remaining liquid, immersed in a phosphating bath, phosphating , phosphating time is 8 to 12 minutes, working bath temperature of 30 ± 5 ℃, total acidity = 21 ± 3 points free acidity = 0.9 ±0.3点,促进剂气点=1.5~2.5ml;磷化槽液中:磷化剂B35CR 45g/l中和剂N-500 7g/l促进剂A-131 1.4g/l磷化槽液的配制方法:计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用5倍的水稀释后加入槽中,然后将余下的水加入,搅拌均匀即可;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;m、逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;n、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度为0.3~0.5点;o、热水洗:将从清水洗槽中取出,浸入 ± 0.3 points, an accelerator gas point = 1.5 ~ 2.5ml; phosphating bath: phosphating agent B35CR 45g / l neutralizer N-500 7g / l accelerator A-131 1.4g / l phosphate bath preparation method: component amount calculated for each group, the first added to the phosphating bath 3/4 water tank added to the phosphating agent B35CR, stir, after the groove is added N-500 was diluted with water 5 times the neutralizing agent stirred uniformly, the accelerator a-131 was added after 5-fold dilution with water tank, then the remaining water was added, mixed evenly; Cleaner: every 2 to 3 days in addition to the phosphating tank pumped into slag column, allowed to settle slag, slag after the slag back into the liquid tank, and by testing laboratory parameters produced by chemical added after calculation; m, countercurrent washing: the workpiece is removed from the phosphating bath , into the countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; n-, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, 1 time wash with water to 2 minutes, water washing tank of water pollution control in the total acidity of 0.3 to 0.5 points; o, hot water: water from the wash tank removed, immersion 水槽中1~2分钟,热水槽液温度为80~90℃;p、干燥:将工件从热水槽中取出,滴去大量水份,凉干5~10分钟;q、烘干:用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;r、去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净。 1 to 2 minutes in the water tank, a hot water bath temperature of 80 ~ 90 ℃; p, sulfate: the workpiece was removed from the hot water tank drops to a large amount of water, 5 to 10 minutes to dry; Q, drying: using far-infrared the water heater I phosphate after drying of the workpiece to be painted, the drying temperature is 80 ~ 120 ℃; r, to dust: a high pressure oil-free air dry clean the dust on the workpiece after drying purge .
  3. 3.如权利要求1所述的在户外金属表面喷涂防腐彩色双涂层的方法,其特征在于包含有对工件的前处理,具体步骤如下:a、预脱脂处理:将工件浸入预脱脂槽中,时间为10~15分钟,槽液工作温度为55~65℃,槽液游离碱度控制在10~14点;槽液的重量配比为:脱脂剂P1507 0.6%~3%脱脂助剂P125 0.05%~0.6%水 余量槽液配制方法:按预脱脂槽的体积计算各原料用量,先在槽内注入占水总量的1/3的水,加入脱脂剂P1507、脱脂助剂P125及余量水,搅拌均匀后升温;b、脱脂:将工件从预脱脂槽中取出,滴尽余液,然后浸入脱脂槽中;脱脂槽槽液配方及配制方法同预脱脂槽槽液;c、逆流水洗:将工件从脱脂槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;d、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提 3. The method of coating the surface of metal corrosion in the open double coating color according to claim 1, wherein the workpiece comprises a pretreatment of the following steps: a, pre-degreasing: the workpiece is immersed in a degreasing bath pre , for 10 to 15 minutes, working bath temperature of 55 ~ 65 ℃, free alkalinity bath controlled at 10 to 14 points; bath weight ratio of: degreasing agent P1507 0.6% ~ 3% skim aid P125 0.05% to 0.6% water balance bath preparation methods: by volume of each raw material pre-degreasing tank amount to 1/3 of the total amount of water injected into the water in the tank, added degreasers P1507, P125 and degreasing additives balance water, stir warming; B, degreasing: remove the workpiece from the pre-degreasing bath, the remaining liquid drip off, and then immersed in a degreasing bath; degreasing bath formulations and bath preparation method of pre-degreasing bath with bath; C, countercurrent washing: the workpiece is removed from the degreasing bath, the remaining liquid drip off, washed with water countercurrent immersion bath, lifting up and down several times, washed with water for 1 to 2 minutes; D, wash with water: the workpiece was removed from the countercurrent washing tank, immersing water washing tank, and put down 升数次,清水洗时间1~2分钟,清水洗槽水质游离碱度控制在0.3~0.5ml;e、除锈:将工件从清水洗槽中取出,浸入除锈槽液中,进行除锈处理,除锈时间5~10分钟,槽液温度为室温,铁离子含量控制在40g/l范围内;除锈槽液的重量配比为:盐酸 10%~21%酸洗高效抑雾剂 8~10%水 余量除锈槽液的配制方法:计算各组用量,将所需用量之酸洗高效抑雾剂倒入除锈槽中,将2/3的水加入除锈槽中,搅拌均匀,然后将盐酸全部加入槽中,搅拌均匀,将余量水加入,搅拌均匀;f、逆流水洗:将工件从除锈槽中取出,滴尽余液,浸入逆流水洗槽中,并上下提升数次,水洗时间1~2分钟;g、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中;h、中和:将工件缓慢从清水洗槽中取出,滴尽大部水分,放入中和槽中进行中和,时间1~2分钟, L several times, washed with water for 1 to 2 minutes, wash with water in the tank to control free alkalinity Water 0.3 ~ 0.5ml; e, rust: the workpiece from the washing water tank removed, immersed in the bath rust, rust treatment, rust for 5 to 10 minutes, the bath temperature is room temperature, iron content in the control 40g / l range; rust bath ratio by weight: 10% to 21% hydrochloric acid fog inhibitor efficiently 8 ~ 10% water balance the method of preparation descaling bath: the amount calculated for each group, the desired amount of agent into the pickling efficiency fog tank rust, rust water was added to the tank 2/3, stirring homogeneous and then hydrochloric acid was added to the tank full, stir the remaining water was added, stirred uniformly; F, countercurrent washing: rust is removed from the workpiece tank, drip off the remaining liquid, immersed in a rinse tank countercurrent, lifting up and down several times, washed with water for 1 to 2 minutes; G, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank; H, and: the workpiece was slowly removed from the wash water tank, the water drops do most , and into the tank for the neutralization, for 1 to 2 minutes, 槽液控制PH=9~12;槽液的重量配比为:碳酸钠 1.5~3%水 余量i、清水洗:将工件从中和槽中取出,滴尽余液后浸入清水槽中,上下提升数次,时间1~2分钟;j、表调:将工件从清水洗槽中取出,浸入表调槽液中,浸渍1~2分钟,表调槽液控制PH=8.5~10;表调槽液的重量配比为:活性钛盐 1.5%~2%余量 水槽液配制方法:往槽中加入3/4水,在容器中先周少量水,溶解上述配比量的活性钛,使其成胶体状,然后加入表调槽中,搅拌均匀,用碳酸钠调整槽液PH=8.5~10;k、磷化:将工件从表调槽中取出,滴尽余液,浸入磷化槽液中,进行磷化处理,磷化时间为8~12分钟,槽液工作温度为30±5℃,总酸度=21±3点,游离酸度=0.9±0.3点,促进剂气点=1.5~2.5ml;磷化槽液中:磷化剂B35CR 45g/l中和剂N-500 7g/l促进剂A-131 1.4g/l磷化槽液的配制方法 Control bath PH = 9 ~ 12; weight ratio of bath: sodium carbonate 1.5% Water Balance to 3 i, wash with water: tank and removed from the workpiece, drops of water immersion tank do raffinate, vertical several lifting, for 1 to 2 minutes; J, surface conditioning: the workpiece was removed from the water wash tank, immersed in the bath surface conditioning, immersed for 1 to 2 minutes, the control surface conditioning bath PH = 8.5 ~ 10; table adjustment the weight ratio of bath: active titanium salt 1.5% to 2% fountain solution balance preparation method: water 3/4 was added to the vessel, the vessel in small amount of water before weeks, dissolving the blend ratio of the active titanium, so which colloidally and then surface conditioning tank, stir, bath adjusting PH = 8.5 ~ 10 with sodium carbonate; K, phosphate: the workpiece was removed from the surface conditioning tank, drip off remaining liquid immersion phosphating tank solution, phosphating, phosphating time is 8 to 12 minutes, working bath temperature of 30 ± 5 ℃, total acidity = 21 ± 3 points free acidity = 0.9 ± 0.3 points, an accelerator gas point = ~ 1.5 2.5ml; phosphating bath: phosphating agent B35CR 45g / l neutralizer N-500 7g / l accelerator a-131 1.4g / l phosphate bath method of preparation 计算各组份用量,先往磷化槽中加入3/4的水,往槽中加入磷化剂B35CR,搅拌均匀,将中和剂N-500用5倍的水稀释后加入槽中,搅拌均匀,将促进剂A-131用5倍的水稀释后加入槽中,然后将余下的水加入,搅拌均匀即可;除渣:每2~3天将磷化槽液泵入除渣塔中,静置沉降除渣,除渣后,将渣液放回槽内,经化验并依化验参数经过计算补充化学药品后进行生产;l、逆流水洗:将工件从磷化槽中取出,放入逆流水洗槽中,并上下提升数次,清洗2~3分钟;m、清水洗:将工件从逆流水洗槽中取出,浸入清水洗槽中,并上下提升数次,清水洗时间1~2分钟,清水洗槽水质污染度控制在总酸度为0.3~0.5点;n、热水洗:将从清水洗槽中取出,浸入热水槽中1~2分钟,热水槽液温度为80~90℃;o、干燥:将工件从热水槽中取出,滴去大量水份,凉干5~10分钟;p、烘干 The amount of each component is calculated, the first vessel was added to the phosphate 3/4 water tank added to the phosphating agent B35CR, stir, added to the tank after the neutralizer N-500 diluted with 5 water, stirred uniform, the promoting agent a-131 5-fold diluted with water added to the tank, then the remaining water was added, mixed evenly; Cleaner: every 2 to 3 days pumped into the dross removing tank phosphide column , left to settle slag, slag after the slag back into the liquid tank, and by testing laboratory parameters produced by chemical added after calculation; L, countercurrent washing: the workpiece was removed from the phosphating tank into countercurrent washing tank, lifting up and down several times, washed 2 to 3 minutes; m, wash with water: the workpiece was removed from the tank countercurrent washing, immersion water washing tank, lifting up and down several times, washed with water for 1 to 2 minutes , the degree of water pollution control in the water washing tank total acidity of 0.3 to 0.5 points; n-, hot water: water from the wash tank removed, immersed in a hot water bath for 1-2 minutes, the hot water bath temperature of 80 ~ 90 ℃; o , dried: the workpiece was removed from the hot water tank drops to a large amount of water, 5 to 10 minutes to dry; P, drying 用远红外加热器把磷化后的待喷涂工件的余水烘干,烘干温度为80~120℃;q、去尘:用高压无油无水的洁净空气把烘干后的工件上的浮尘吹净。 With a far infrared heater to dry the remaining water after phosphating workpieces to be painted, the drying temperature is 80 ~ 120 ℃; q, Dust: oil-free high pressure air to dry clean the workpiece after drying blowing dust.
  4. 4.如权利要求2或3所述的的在户外金属表面喷涂防腐彩色双涂层的方法,其特征在于:酸洗高效抑雾剂为乌洛托品和十二烷基苯磺酸钠,其中乌洛托品:十二烷基苯磺酸钠=3∶1。 As claimed in claim 2 or 3 in a method of coating a metal surface corrosion outdoor dual color coating, characterized in that: the pickling agent is hexamethylenetetramine high fog and sodium dodecylbenzenesulfonate, which Urotropine: sodium dodecyl benzene sulfonate = 3.
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CN100402165C (en) 2006-06-02 2008-07-16 许浩洪 Spraying technology for obtaining coloured spot stereo crystal pattern on metal spraying piece
CN102500523B (en) * 2011-09-23 2013-11-20 快意电梯股份有限公司 Low-friction spraying process for escalator skirt board
CN102424966A (en) * 2011-12-06 2012-04-25 重庆红岩方大汽车悬架有限公司 Process for phosphating surface of spring steel plate
CN102601025B (en) * 2012-03-23 2013-12-25 重庆大江美利信压铸有限责任公司 Powder spraying technique for aluminum die-cast alloy part
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CN104324864B (en) * 2014-08-01 2016-07-06 河南平高电气股份有限公司 A high voltage switching method of preservation barrel
CN105666147A (en) * 2016-03-30 2016-06-15 潍坊东方钢管有限公司 Production line and process of steel road barrier with epoxy zinc-based polyester composite coating
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CN105903656A (en) * 2016-06-28 2016-08-31 盐城工学院 Impurity removal process of color steel plate
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1110195A (en) * 1992-10-07 1995-10-18 卡迪联合工厂 Process for coating metallic parts and metallic product thus coated
WO1999064524A1 (en) * 1998-06-09 1999-12-16 Geotech Chemical Company Method for applying a coating that acts as an electrolytic barrier and a cathodic corrosion prevention system
US6211262B1 (en) * 1998-04-20 2001-04-03 Spectra Group Limited, Inc. Corrosion resistant, radiation curable coating

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1110195A (en) * 1992-10-07 1995-10-18 卡迪联合工厂 Process for coating metallic parts and metallic product thus coated
US6211262B1 (en) * 1998-04-20 2001-04-03 Spectra Group Limited, Inc. Corrosion resistant, radiation curable coating
WO1999064524A1 (en) * 1998-06-09 1999-12-16 Geotech Chemical Company Method for applying a coating that acts as an electrolytic barrier and a cathodic corrosion prevention system

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