旋压制作封头和压延制作封头的却别条件是什么?

2025-04-08 08:29:28
推荐回答(2个)
回答1:

旋压:将平板毛坯或预先成型的毛坯固定到旋转的芯模上,用旋轮对毛坯施加压力,旋轮同时作轴向送进,经过一次或多次加工,得到各种薄壁空心回转体制品的工艺方法(见图)。有手动和自动之分,有普通旋压和强力旋压之分,可以做铜铁铝不锈钢钛合金等可塑性材料。
压延:压延过程中,通过辊筒间生产的剪切力,使得物料多次受到挤压、剪切,从而增大可塑性,在进一步塑化的基础上延展成为薄型制品。在压延过程中,物料通过压延辊筒间隙时,会受到剪切力和拉伸应力的同时作用,高聚物就会沿着压延方向作定向排列,从而制品在物理力学上有各向异性的特点。

回答2:

一般多厚的封头采用热压或热旋,拼接封头焊缝是否里外都需要打磨与母材齐平,而且旋压机的原理很简单,但是在实际工作中,却会遇到各种各样的调试困难,主要是尺寸反弹比压型难以掌控。 在原厂的时候做的是技术研发工作并统管技术,旋压和滚型是两个最难缠的问题,所以要找像林美封头这样比较正规的加工厂生产的封头,能合乎标准。

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