CN114622108A - 一种绿色循环保级6系高强度汽车板生产方法 - Google Patents
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
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Abstract
一种绿色循环保级6系高强度汽车板生产方法,包括如下步骤:步骤一:将回收后的高强度6系汽车板废料加入废料处理系统内进行熔化,熔化完成后取样检测化学成分;步骤二:使用元素去除剂,将合金中高元素至少降低至工艺要求上限;步骤三:将铝液按60~90%的装炉比例转入到熔炼炉,熔炼炉按6系高强度汽车板的合金成分进行合金配比;步骤四:合金液转到保温炉内进行精炼;步骤五:在线除渣、除气、过滤处理,铸造大扁锭;步骤六:大扁锭八面铣;步骤七:大扁锭均匀化;步骤八:热轧至3~10mm,然后冷轧至1.5~3.5mm;步骤九:在530~580℃温度下固溶处理10~55s,空冷室温得成品。本发明将回收后的废汽车板能够有效的进行绿色循环保级使用,同时也给企业带来更多的经济和社会效益。
Description
技术领域
本发明属于铝加行业汽车板生产领域,具体地说是一种绿色循环保级6系高强度汽车板生产方法。
背景技术
铝制汽车结构件在汽车身所占比例逐渐增多,汽车制造厂对使用后的废料,铝加工厂还没有进行汽车板废铝回收再循环使用,而汽车主机厂将使用后的废铝进行打包低价出售到一般的废铝回收企业,将原有的汽车板合金降级使用到压铸件目前国内还没有将废铝进行再次回收循环使用,并将新生产的汽车板再次应用到汽车板上,做到将回收的汽车板废铝有效的再次循环保级使用的方法。
发明内容
本发明提供一种绿色循环保级6系高强度汽车板生产方法,用以解决现有技术中的缺陷。
本发明通过以下技术方案予以实现:
一种绿色循环保级6系高强度汽车板生产方法,包括如下步骤:
步骤一:将回收后的高强度6系汽车板废料加入废料处理系统内进行熔化,熔炼温度在690~765℃,熔化完成后取样检测化学成分;
步骤二:根据步骤一中的化学成分的检测结果,使用元素去除剂,将合金中高元素至少降低至工艺要求上限;
步骤三:将废料处理系统熔化后的铝液按60~90%的装炉比例转入到熔炼炉,熔炼炉按6系高强度汽车板的合金成分进行合金配比,熔炼温度为690~765℃;
步骤四:将步骤四熔炼完成后的合金液转到保温炉内进行精炼,精炼温度为700~760℃,精炼时间为20~90min;
步骤五:在线除渣、除气、过滤处理,铸造大扁锭,铸造温度690~720℃,铸造速度40~50mm/min;
步骤六:大扁锭八面铣,大面铣面量10~25mm,小面铣面量3~15mm;
步骤七:大扁锭均匀化,均匀化温度550~590℃,保温时间3~20h;
步骤八:加热炉加热到530℃时开炉轧制,热轧终轧温度320~380℃,最终厚度3~10mm,然后冷轧至1.5~3.5mm;
步骤九:在530~580℃温度下固溶处理10~55s,空冷至室温得成品。
如上所述的一种绿色循环保级6系高强度汽车板生产方法,所述的步骤二中各元素含量限定为:Si,0~1.30%;Fe,0~0.30%;Cu,0~0.95%;Mn,0~0.30%;Mg,0~0.95%;Cr,0~0.05%;Zn,0~0.05%;Ti,0~0.05%。
如上所述的一种绿色循环保级6系高强度汽车板生产方法,所述的元素清除剂包括:
如上所述的一种绿色循环保级6系高强度汽车板生产方法,所述的步骤二中元素清除剂使用顺序为先添加高熔点元素清除剂,再添加低熔点元素清除剂。
如上所述的一种绿色循环保级6系高强度汽车板生产方法,所述的步骤二中废料处理系统每添加一次废铝都需要添加一次元素清除剂,元素清除剂的添加量根据本批次废铝的各元素的检测含量情况确定。
如上所述的一种绿色循环保级6系高强度汽车板生产方法,所述的步骤三中6系高强度汽车板的合金成分包括如下重量百分比的物质:Si,0.50~1.30%;Fe,0.10~0.30%;Cu,0.6~0.95%;Mn,0.02~0.30%;Mg,0.35~0.95%;Cr,0.01~0.05%;Zn,0.01~0.05%;Ti,0.02~0.05%。
本发明的优点是:本发明将主机厂回收后的高强度废铝进行再次循环使用,传统的生产工艺将回收后的废铝直接加入到熔炼炉。本生产工艺是将回收后的6系高强度合金进行分类使用,再通过废料处理系统除杂或降低元素的含量,使得合金成分满足产品要求,再转炉到熔炼炉生产,即熔炼—精炼—在线除气除渣—过滤—铸造—热轧—冷轧—连退。回收废汽车板按装炉量的60%、90%及90%的主机厂回收废料和10%自产废铝进行生产。生产出新汽车板各项指标均满足主机厂的使用要求。这样将回收后的废汽车板能够有效的进行绿色循环保级使用,同时也给企业带来更多的经济和社会效益。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作一简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1是本发明实施例1的性能检测报告;
图2是本发明实施例2的性能检测报告;
图3是本发明实施例3的性能检测报告。
具体实施方式
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
1.1将回收后的高强度6系汽车板废料加入750℃废料处理系统内进行熔化,熔化后的检测化学成分质量比是:Si,1.04%;Fe,0.28%;Cu,0.72%;Mn,0.23%;Mg,0.67%;Cr,0.013%;Zn,0.011%;Ti,0.015%。
1.2将废料处理系统内熔化合格的回收铝水按60%的装炉量添加到750℃熔炼炉内并与40%比例的电解铝水、重熔锭和中间合金一起熔化。并使用电磁搅拌器以达到熔炼炉内的化学成分均匀。其化学成分质量比是:Si,0.64%;Fe,0.16%;Cu,0.77%;Mn,0.18%;Mg,0.49%;Cr,0.012%;Zn,0.013%;Ti,0.018%。
1.3将熔炼炉的铝水转到750℃保温炉内精炼45分钟,并在线除渣、除气、过滤处理。
1.3.1渣含量情况
1.3.2渣含量是衡量熔体质量洁净度的指标之一,实际检测符合工艺要求。
1.4铸造机以702℃铸造温度和43mm/min速度进行铸造。
1.5将大扁锭大面铣15mm,小面铣面量5mm,并在加热炉内550℃保温5小时,520℃时开炉轧制,热轧终轧温度320℃,厚度4mm。
1.6冷轧成品厚度1.5mm,540℃温度下固溶处理43s,空冷至室温得成品。
实施例2
2.1将回收后的高强度6系汽车板废料加入750℃废料处理系统内进行熔化,熔化后的检测化学成分质量比是:Si,1.06%;Fe,0.30%;Cu,0.83%;Mn,0.22%;Mg,0.69%;Cr,0.013%;Zn,0.011%;Ti,0.012%。
2.2将废料处理系统内熔化后的回收铝水按90%的装炉量添加到755℃熔炼炉内并与10%比例的电解铝水、重熔锭和中间合金一起熔化。并使用电磁搅拌器以达到熔炼炉内的化学成分均匀。其化学成分质量比是:Si,0.86%;Fe,0.21%;Cu,0.85%;Mn,0.24%;Mg,0.73%;Cr,0.015%;Zn,0.013%;Ti,0.015%。
2.3将熔炼炉的铝水转到750℃保温炉内精炼55分钟,并在线除渣、除气、过滤处理。
2.3.1渣含量情况
2.3.2渣含量是衡量熔体质量洁净度的标准之一,实际检测符合工艺要求。
2.4铸造机以703℃铸造温度和45mm/min速度进行铸造。
2.5将大扁锭大面铣15mm,小面铣面量5mm,并在加热炉内570℃保温6小时,530℃时开炉轧制,热轧终轧温度360℃,厚度7.3mm。
2.6冷轧成品厚度3mm,550℃温度下温度下固溶处理40s,空冷至室温得成品。
实施例3
3.1将回收后的高强度6系汽车板废料加入750℃废料处理系统内进行熔化,熔化后的检测化学成分质量比是:Si,1.11%;Fe,0.29%;Cu,0.83%;Mn,0.25%;Mg,0.75%;Cr,0.015%;Zn,0.016%;Ti,0.013%。
3.2将废料处理系统内熔化后的回收铝水按90%的装炉量添加到755℃熔炼炉内并与10%的其它合金自产废料一起熔化。并使用电磁搅拌器以达到熔炼炉内的化学成分均匀。其化学成分质量比是:Si,1.21%;Fe,0.28%;Cu,0.92%;Mn,0.28%;Mg,0.93%;Cr,0.017%;Zn,0.018%;Ti,0.016%。
3.3将熔炼炉的铝水转到745℃保温炉内精炼75分钟,在线除渣、除气、过滤处理。
3.3.1渣含量情况
3.3.2渣含量是衡量熔体质量洁净度的标准之一,实际检测符合工艺要求。
3.4铸造机以705℃铸造温度和49mm/min速度进行铸造。
3.5将大扁锭大面铣15mm,小面铣面量5mm,并在加热炉内590℃保温8小时,550℃时开炉轧制,热轧终轧温度370℃,厚度9.5mm。
3.6冷轧成品厚度3.5mm,565℃温度下固溶处理37s,空冷至室温得成品。
由图1~图3可知本发明制备的高强度6系汽车板性能达标,本发明通过6系高强度合金废汽车板~废料处理系统除杂或降低元素含量~熔炼~精炼~在线除气除渣~过滤~铸造~热轧~冷轧~连退的工艺操作。采用此生产工艺,将主机厂的6系高强度的废汽车板再次循环保护使用到汽车板的领域,不再将废汽车板降级使用到压铸件,同时也可以减少CO2的排放,真正实现少排放或零排放,实现绿色高效循环经济。
最后应说明的是:以上实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。
Claims (5)
1.一种绿色循环保级6系高强度汽车板生产方法,其特征在于:包括如下步骤:
步骤一:将回收后的高强度6系汽车板废料加入废料处理系统内进行熔化,熔炼温度在690~765℃,熔化完成后取样检测化学成分;
步骤二:根据步骤一中的化学成分的检测结果,使用元素去除剂,将合金中高元素至少降低至工艺要求上限;
步骤三:将废料处理系统熔化后的铝液按60~90%的装炉比例转入到熔炼炉,熔炼炉按6系高强度汽车板的合金成分进行合金配比,熔炼温度为690~765℃;
步骤四:将步骤四熔炼完成后的合金液转到保温炉内进行精炼,精炼温度为700~760℃,精炼时间为20~90min;
步骤五:在线除渣、除气、过滤处理,铸造大扁锭,铸造温度690~720℃,铸造速度40~50mm/min;
步骤六:大扁锭八面铣,大面铣面量10~25mm,小面铣面量3~15mm;
步骤七:大扁锭均匀化,均匀化温度550~590℃,保温时间3~20h;
步骤八:加热炉加热到530℃时开炉轧制,热轧终轧温度320~380℃,最终厚度3~10mm,然后冷轧至1.5~3.5mm;
步骤九:在530~580℃温度下固溶处理10~55s,空冷至室温得成品。
2.根据权利要求1所述的一种绿色循环保级6系高强度汽车板生产方法,其特征在于:所述的步骤二中各元素含量限定为:Si,0~1.30%;Fe,0~0.30%;Cu,0~0.95%;Mn,0~0.30%;Mg,0~0.95%;Cr,0~0.05%;Zn,0~0.05%;Ti,0~0.05%。
3.根据权利要求1所述的一种绿色循环保级6系高强度汽车板生产方法,其特征在于:所述的步骤二中元素清除剂使用顺序为先添加高熔点元素清除剂,再添加低熔点元素清除剂。
4.根据权利要求1所述的一种绿色循环保级6系高强度汽车板生产方法,其特征在于:所述的步骤二中废料处理系统每添加一次废铝都需要添加一次元素清除剂,元素清除剂的添加量根据本批次废铝的各元素的检测含量情况确定。
5.根据权利要求1所述的一种绿色循环保级6系高强度汽车板生产方法,其特征在于:所述的步骤三中6系高强度汽车板的合金成分包括如下重量百分比的物质:Si,0.50~1.30%;Fe,0.10~0.30%;Cu,0.6~0.95%;Mn,0.02~0.30%;Mg,0.35~0.95%;Cr,0.01~0.05%;Zn,0.01~0.05%;Ti,0.02~0.05%。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003066927A1 (en) * | 2002-02-08 | 2003-08-14 | Nichols Aluminium | Method and apparatus for producing a solution heat treated sheet |
CN101880801A (zh) * | 2010-06-13 | 2010-11-10 | 东北大学 | 一种汽车车身用铝合金及其板材制造方法 |
US20130092294A1 (en) * | 2011-10-14 | 2013-04-18 | Constellium France | Transformation process of Al-Cu-Li alloy sheets |
CN103740947A (zh) * | 2014-01-02 | 2014-04-23 | 常熟理工学院 | 废铝再生中去除铁和硅杂质的方法 |
CN105624491A (zh) * | 2016-04-08 | 2016-06-01 | 董超超 | 新型高强度抗腐蚀铝合金视频监控设备 |
CN111593239A (zh) * | 2020-05-27 | 2020-08-28 | 北京科技大学 | 一种车身结构用低成本高成形性铝合金板材及其制备方法 |
-
2022
- 2022-02-10 CN CN202210124454.4A patent/CN114622108A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003066927A1 (en) * | 2002-02-08 | 2003-08-14 | Nichols Aluminium | Method and apparatus for producing a solution heat treated sheet |
CN101880801A (zh) * | 2010-06-13 | 2010-11-10 | 东北大学 | 一种汽车车身用铝合金及其板材制造方法 |
US20130092294A1 (en) * | 2011-10-14 | 2013-04-18 | Constellium France | Transformation process of Al-Cu-Li alloy sheets |
CN103740947A (zh) * | 2014-01-02 | 2014-04-23 | 常熟理工学院 | 废铝再生中去除铁和硅杂质的方法 |
CN105624491A (zh) * | 2016-04-08 | 2016-06-01 | 董超超 | 新型高强度抗腐蚀铝合金视频监控设备 |
CN111593239A (zh) * | 2020-05-27 | 2020-08-28 | 北京科技大学 | 一种车身结构用低成本高成形性铝合金板材及其制备方法 |
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