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使用点焊机过程中经常出现的一些问题

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使用点焊机过程中经常出现的一些问题

发布日期:2019-02-16 作者:http://txjituan.com/ 点击:

使用点焊机过程中惊颤出现的一些问题

2019NIAN2YUE16HAO

在使用点焊机工作的时候,经常会遇见一些这样的小问题比如虚焊比如残余应力,那怎么解决这些问题尼,点焊机厂家的小编来介绍一些?

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如何减少点焊机中的残余应力。锤击法,每一道焊缝焊完后用端部带有R2.3mm圆头的手锤或风枪锤击焊缝,使中频点焊机比分波胆焊缝获得延伸,也可下降应力峰值。但锤击要均匀,适度。点焊机焊接高碳钢及铸件(特别是铸铁件)选用锤击法作用是不错的。点焊机焊缝各区附近母材温差越大,焊接残余的应力也越大。焊前预热可下降这种温度不同并减缓冷却速度,所以这种预热方法能够减少焊接剩余应力。预热法关于含碳量高和低合金高强度钢是必要的,它可防止因焊接应力过大而形成的焊接裂纹,即是这个道理。

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相关标签:点焊机厂家价格,点焊机厂家生产厂家,点焊机厂家厂家

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