一种铝合金汽车油门踏板制造技术

技术编号:14577645 阅读:80 留言:0更新日期:2017-02-07 20:50
本发明专利技术公开了一种铝合金汽车油门踏板,该铸造铝锭中化学成分重量百分比为: 0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质;本发明专利技术油门踏板的致密性好,质量进一步减轻,生产合格率高,节约了产品用料,提高了产品的使用寿命。

【技术实现步骤摘要】

本专利技术涉及汽车铝合金配件,具体属于一种铝合金汽车油门踏板
技术介绍
汽车发动机的油门一般是靠踏板来控制的,也称加速踏板,是车用发动机控制供油的装置。油门踏板的操纵应以右脚跟踏放在驾驶室地板上作为支点,脚掌轻踏在加速踏板上,用踝关节的伸屈动作,踏下或放松。踏放油门踏板时,用力要柔和,做到轻踏缓抬。油门踏板的力学性能和使用性能直接影响着生产成本和安全性能。
技术实现思路
本专利技术的目的是提供一种铝合金汽车油门踏板,油门踏板的致密性好,合格率高,节约了产品用料,提高了产品的使用寿命。本专利技术的技术方案如下:一种铝合金汽车油门踏板,该铸造铝锭中化学成分重量百分比为:0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质;铝锭在800-850℃熔化成铝液并浇筑成踏板铸件,铸件在真空度10-18Pa的真空炉中进行脱脂工序,升温过程为在室温到430℃之间升温速度为2.8-3.4℃/min,在430℃-550℃之间的升温速度为3.2-4.6℃/min,在550℃下保温50-60min。该铸造铝锭中化学成分重量百分比为:0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质。本专利技术油门踏板的致密性好,质量进一步减轻,生产合格率高,节约了产品用料,提高了产品的使用寿命。本专利技术的力学性能检测数据如下:抗拉强度σb(MPa):≥480屈服强度σs(MPa):≥460硬度:≤123HB。具体实施方式一种铝合金汽车油门踏板,该铸造铝锭中化学成分重量百分比为:0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质;铝锭在825℃熔化成铝液并浇筑成踏板铸件,铸件在真空度14Pa的真空炉中进行脱脂工序,升温过程为在室温到430℃之间升温速度为3.1℃/min,在490℃之间的升温速度为3.9℃/min,在550℃下保温55min。本文档来自技高网...

【技术保护点】
一种铝合金汽车油门踏板,其特征在于,该铸造铝锭中化学成分重量百分比为: 0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质;铝锭在800‑850℃熔化成铝液并浇筑成踏板铸件,铸件在真空度10‑18Pa的真空炉中进行脱脂工序,升温过程为在室温到430℃之间升温速度为2.8‑3.4℃/min,在430℃‑550℃之间的升温速度为3.2‑4.6℃/min,在550℃下保温50‑60min。

【技术特征摘要】
1.一种铝合金汽车油门踏板,其特征在于,该铸造铝锭中化学成分重量百分比为:
0.16%≤C≤0.21%,0.4≤Si≤0.6%,0.26≤Mn≤0.43%,0.003≤P≤0.009%,0.006≤S≤
0.012%,0.06%≤W≤0.09%,2.5%≤Cr≤3.5%,0.003≤V≤0.006%,0.01≤Zr≤0.03%,0.002
≤Ga≤0.004%,0.3≤Fe≤0.6%,余量为铝和不可避免的杂质;铝锭在800-850℃熔化成铝液
并浇筑成踏板铸件,铸件在真空度10-18Pa的真空炉中进行脱脂工序,升温过程为在室温到
430℃之间升温速度为2....

【专利技术属性】
技术研发人员:陈恒义
申请(专利权)人:合肥中澜新材料科技有限公司
类型:发明
国别省市:安徽;34

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