CN109323615A - 一种散热片的加工工艺 - Google Patents
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Abstract
本发明涉及一种散热片的加工工艺,属于散热器技术领域。散热片的加工工艺,包括以下步骤:㈠配料;㈡连铸来轧;㈢将步骤㈡制得的钢材根据需要裁切、打磨和抛光得到散热片粗胚;㈣对抛光后的散热片粗胚进行热处理;㈤将散热片粗胚进行离子处理㈥电镀;㈦在散热片粗胚表面通过雾化喷涂的方法涂覆耐腐蚀涂层,制得散热片。本发明的散热片的加工工艺中通过耐腐蚀涂层提高了散热片的耐腐蚀性能并且由于耐腐蚀涂层中含有铝粉和石墨,使得耐腐蚀涂层也具有散热性能,保证了散热片的散热性能不会受到耐腐蚀涂层的影响。
Description
技术领域
本发明涉及一种散热片的加工工艺,属于散热器技术领域。
背景技术
空调即空气调节器(AirConditioner)。是指用人工手段,对建筑/构筑物内环境空气的温度、湿度、洁净度、速度等参数进行调节和控制的过程。一般包括冷源/热源设备,冷热介质输配系统,末端装置等几大部分和其他辅助设备。主要包括水泵、风机和管路系统。末端装置则负责利用输配来的冷热量,具体处理空气、温度,使目标环境的空气参数达到要求。
空调散热片是空调内的主要部件,对空调的制冷和制暖效果都有很大影响,并且长期处于高低温交替的环境,容易受到腐蚀和损坏。
发明内容
本发明要解决的技术问题是,针对现有技术不足,提出一种散热效果好并且使用寿命长的一种散热片的加工工艺。
本发明为解决上述技术问题提出的技术方案是:一种散热片的加工工艺,包括以下步骤:
㈠配料:散热片中各成分的质量百分比为:Mn:0.81-0.92%,Ge:0.15-0.25%,Zn:4.12-4.35%,C:0.12-0.13%,Al:2.45-3.86%,Cr:0.04-0.07%,Ni:0.15-0.18%,V:0.09-0.16%,Cu:0.52-0.54%,Mo:0.04-0.06%,Pd:0.15-0.17%,Ce:0.02-0.05%,Ag:0.82-0.95%,稀土元素:1.85-2.15%,余量为Fe;
㈡连铸来轧,制得钢材;
㈢将步骤㈡制得的钢材根据需要裁切,得到散热片粗胚,对散热片粗胚进行打磨和抛光;
㈣对抛光后的散热片粗胚进行热处理;
㈤将散热片粗胚进行离子处理,具体如下:
A、聚阴离子溶液处理:将散热片粗胚浸入浓度为0.25-0.35mol/L的聚苯乙烯磺酸钠溶液,控制溶液的PH值为4-5,浸渍15-20分钟,后用纯水洗涤;
B、聚阳离子溶液处理:将聚阴离子溶液处理过的散热片粗胚浸入浓度为0.25-0.35mol/L的聚二烯丙基二甲基氯化铵溶液中,控制溶液的PH值为4-6,浸渍15-25分钟,后用纯水洗涤;
C、用玻璃棒蘸取聚乙二醇聚电解质水溶液均匀浸涂在散热片粗胚表面,之后置于75-85℃的烘箱中0.5-1.5小时,得到涂覆有聚乙二醇聚电解质的散热片粗胚;
㈥电镀:在涂覆有聚乙二醇聚电解质的散热片粗胚表面电镀锌镍合金镀层,锌镍合金镀层厚度为80±10μm;
㈦在散热片粗胚表面通过雾化喷涂的方法涂覆耐腐蚀涂层,制得散热片,涂层喷涂厚度1.5-8mm;
耐腐蚀涂层中各成分的质量百分比为:铝粉:1.34-1.57%、季戊四醇:1.34-1.57%、硼酸锌:1.34-1.57%、环烷酸钴:0.14-0.25%、偶联剂:0.44-0.56%、氧化镁:2.12-2.46%、聚氯乙烯树脂:0.65-1.13%、季戊四醇:3.55-3.78%、成膜助剂:0.83-1.12%、环氧树脂:1.24-1.35%、丙乳液:1.18-1.27%,余量为石墨。
上述技术方案的改进是:散热片中各成分的质量百分比为:Mn:0.81%,Ge:0.15%,Zn:4.12%,C:0.12%,Al:2.45%,Cr:0.04%,Ni:0.15%,V:0.09%,Cu:0.52%,Mo:0.04%,Pd:0.15%,Ce:0.02%,Ag:0.82%,稀土元素:1.85%,余量为Fe。
上述技术方案的改进是:散热片中各成分的质量百分比为:Mn:0.92%,Ge:0.25%,Zn:4.35%,C:0.13%,Al:3.86%,Cr:0.07%,Ni:0.18%,V:0.16%,Cu:0.54%,Mo:0.06%,Pd:0.17%,Ce:0.05%,Ag:0.95%,稀土元素:2.15%,余量为Fe。
上述技术方案的改进是:稀土元素的化学成分质量百分含量为:La:8-11%,Nd:21-25%,Ce:6-9%,Er:8-10%,Pr:12-17%,Pm:11-16%,余量为Lu。
本发明采用上述技术方案的有益效果是:
(1)本发明的散热片的加工工艺通过铁铝等与稀土元素的配合使得散热片具有耐腐蚀、耐高温、强度高和使用寿命长的优点,并且在电镀之前将散热片粗胚进行离子处理,保证了锌镍合金镀层附着紧密,延长了锌镍合金镀层的寿命;
(2)本发明的散热片的加工工艺中通过耐腐蚀涂层提高了散热片的耐腐蚀性能并且由于耐腐蚀涂层中含有铝粉和石墨,使得耐腐蚀涂层也具有散热性能,保证了散热片的散热性能不会受到耐腐蚀涂层的影响。
具体实施方式
实施例一
本实施例的散热片的加工工艺,其特征在于:包括以下步骤:
㈠配料:所述散热片中各成分的质量百分比为:Mn:0.81%,Ge:0.15%,Zn:4.12%,C:0.12%,Al:2.45%,Cr:0.04%,Ni:0.15%,V:0.09%,Cu:0.52%,Mo:0.04%,Pd:0.15%,Ce:0.02%,Ag:0.82%,稀土元素:1.85%,余量为Fe;
稀土元素的化学成分质量百分含量为:La:8-11%,Nd:21-25%,Ce:6-9%,Er:8-10%,Pr:12-17%,Pm:11-16%,余量为Lu。
㈡连铸来轧,制得钢材;
㈢将步骤㈡制得的钢材根据需要裁切,得到散热片粗胚,对散热片粗胚进行打磨和抛光;
㈣对抛光后的散热片粗胚进行热处理;
㈤将散热片粗胚进行离子处理,具体如下:
A、聚阴离子溶液处理:将散热片粗胚浸入浓度为0.25-0.35mol/L的聚苯乙烯磺酸钠溶液,控制溶液的PH值为4-5,浸渍15-20分钟,后用纯水洗涤;
B、聚阳离子溶液处理:将聚阴离子溶液处理过的散热片粗胚浸入浓度为0.25-0.35mol/L的聚二烯丙基二甲基氯化铵溶液中,控制溶液的PH值为4-6,浸渍15-25分钟,后用纯水洗涤;
C、用玻璃棒蘸取聚乙二醇聚电解质水溶液均匀浸涂在散热片粗胚表面,之后置于75-85℃的烘箱中0.5-1.5小时,得到涂覆有聚乙二醇聚电解质的散热片粗胚;
㈥电镀:在涂覆有聚乙二醇聚电解质的散热片粗胚表面电镀锌镍合金镀层,锌镍合金镀层厚度为80±10μm;
㈦在散热片粗胚表面通过雾化喷涂的方法涂覆耐腐蚀涂层,制得散热片,涂层喷涂厚度1.5-8mm;
所述耐腐蚀涂层中各成分的质量百分比为:铝粉:1.34-1.57%、季戊四醇:1.34-1.57%、硼酸锌:1.34-1.57%、环烷酸钴:0.14-0.25%、偶联剂:0.44-0.56%、氧化镁:2.12-2.46%、聚氯乙烯树脂:0.65-1.13%、季戊四醇:3.55-3.78%、成膜助剂:0.83-1.12%、环氧树脂:1.24-1.35%、丙乳液:1.18-1.27%,余量为石墨。
实施例二
本实施例的散热片的加工工艺,其特征在于:包括以下步骤:
㈠配料:所述散热片中各成分的质量百分比为::Mn:0.92%,Ge:0.25%,Zn:4.35%,C:0.13%,Al:3.86%,Cr:0.07%,Ni:0.18%,V:0.16%,Cu:0.54%,Mo:0.06%,Pd:0.17%,Ce:0.05%,Ag:0.95%,稀土元素:2.15%,余量为Fe;
稀土元素的化学成分质量百分含量为:La:8%,Nd:24%,Ce:8%,Er:9%,Pr:14%,Pm:12%,余量为Lu。
㈡连铸来轧,制得钢材;
㈢将步骤㈡制得的钢材根据需要裁切,得到散热片粗胚,对散热片粗胚进行打磨和抛光;
㈣对抛光后的散热片粗胚进行热处理;
㈤将散热片粗胚进行离子处理,具体如下:
A、聚阴离子溶液处理:将散热片粗胚浸入浓度为0.25-0.35mol/L的聚苯乙烯磺酸钠溶液,控制溶液的PH值为4-5,浸渍15-20分钟,后用纯水洗涤;
B、聚阳离子溶液处理:将聚阴离子溶液处理过的散热片粗胚浸入浓度为0.25-0.35mol/L的聚二烯丙基二甲基氯化铵溶液中,控制溶液的PH值为4-6,浸渍15-25分钟,后用纯水洗涤;
C、用玻璃棒蘸取聚乙二醇聚电解质水溶液均匀浸涂在散热片粗胚表面,之后置于75-85℃的烘箱中0.5-1.5小时,得到涂覆有聚乙二醇聚电解质的散热片粗胚;
㈥电镀:在涂覆有聚乙二醇聚电解质的散热片粗胚表面电镀锌镍合金镀层,锌镍合金镀层厚度为80±10μm;
㈦在散热片粗胚表面通过雾化喷涂的方法涂覆耐腐蚀涂层,制得散热片,涂层喷涂厚度1.5-8mm;
所述耐腐蚀涂层中各成分的质量百分比为:铝粉:1.34%、季戊四醇:1.57%、硼酸锌:1.34%、环烷酸钴:0.25%、偶联剂:0.56%、氧化镁:2.12%、聚氯乙烯树脂:0.65%、季戊四醇:3.78%、成膜助剂:0.83%、环氧树脂:1.35%、丙乳液:1.18%,余量为石墨。
本发明不局限于上述实施例。凡采用等同替换形成的技术方案,均落在本发明要求的保护范围。
Claims (4)
1.一种散热片的加工工艺,其特征在于:包括以下步骤:
㈠配料:所述散热片中各成分的质量百分比为:Mn:0.81-0.92%,Ge:0.15-0.25%,Zn:4.12-4.35%,C:0.12-0.13%,Al:2.45-3.86%,Cr:0.04-0.07%,Ni:0.15-0.18%,V:0.09-0.16%,Cu:0.52-0.54%,Mo:0.04-0.06%,Pd:0.15-0.17%,Ce:0.02-0.05%,Ag:0.82-0.95%,稀土元素:1.85-2.15%,余量为Fe;
㈡连铸来轧,制得钢材;
㈢将步骤㈡制得的钢材根据需要裁切,得到散热片粗胚,对散热片粗胚进行打磨和抛光;
㈣对抛光后的散热片粗胚进行热处理;
㈤将散热片粗胚进行离子处理,具体如下:
A、聚阴离子溶液处理:将散热片粗胚浸入浓度为0.25-0.35mol/L的聚苯乙烯磺酸钠溶液,控制溶液的PH值为4-5,浸渍15-20分钟,后用纯水洗涤;
B、聚阳离子溶液处理:将聚阴离子溶液处理过的散热片粗胚浸入浓度为0.25-0.35mol/L的聚二烯丙基二甲基氯化铵溶液中,控制溶液的PH值为4-6,浸渍15-25分钟,后用纯水洗涤;
C、用玻璃棒蘸取聚乙二醇聚电解质水溶液均匀浸涂在散热片粗胚表面,之后置于75-85℃的烘箱中0.5-1.5小时,得到涂覆有聚乙二醇聚电解质的散热片粗胚;
㈥电镀:在涂覆有聚乙二醇聚电解质的散热片粗胚表面电镀锌镍合金镀层,锌镍合金镀层厚度为80±10μm;
㈦在散热片粗胚表面通过雾化喷涂的方法涂覆耐腐蚀涂层,制得散热片,涂层喷涂厚度1.5-8mm;
所述耐腐蚀涂层中各成分的质量百分比为:铝粉:1.34-1.57%、季戊四醇:1.34-1.57%、硼酸锌:1.34-1.57%、环烷酸钴:0.14-0.25%、偶联剂:0.44-0.56%、氧化镁:2.12-2.46%、聚氯乙烯树脂:0.65-1.13%、季戊四醇:3.55-3.78%、成膜助剂:0.83-1.12%、环氧树脂:1.24-1.35%、丙乳液:1.18-1.27%,余量为石墨。
2.根据权利要求1所述的散热片的加工工艺,其特征在于:所述散热片中各成分的质量百分比为:Mn:0.81%,Ge:0.15%,Zn:4.12%,C:0.12%,Al:2.45%,Cr:0.04%,Ni:0.15%,V:0.09%,Cu:0.52%,Mo:0.04%,Pd:0.15%,Ce:0.02%,Ag:0.82%,稀土元素:1.85%,余量为Fe。
3.根据权利要求1所述的散热片的加工工艺,其特征在于:所述散热片中各成分的质量百分比为:Mn:0.92%,Ge:0.25%,Zn:4.35%,C:0.13%,Al:3.86%,Cr:0.07%,Ni:0.18%,V:0.16%,Cu:0.54%,Mo:0.06%,Pd:0.17%,Ce:0.05%,Ag:0.95%,稀土元素:2.15%,余量为Fe。
4.根据权利要求1所述的散热片的加工工艺,其特征在于:所述稀土元素的化学成分质量百分含量为:La:8-11%,Nd:21-25%,Ce:6-9%,Er:8-10%,Pr:12-17%,Pm:11-16%,余量为Lu。
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