straight nozzle

This paper analyses the main performance characteristics of some troubles in detail,such as air leak of cutting nozzle,"raiding" of cutting torch and so on,studies the key reasons for these troubles and finds out the solutions.

详细分析了割嘴漏气以及割炬"不冲"等故障的主要表现特征,研究了这些故障产生的关键原因,并给出了相应排除方法。

The feasibility and the method of using unsupported incremental forming process to from vertical wall cylinder part are discussed.

分析了金属板料数控增量成形中板料变形的原理,探讨了不使用专用支撑而成形直壁筒形件的可行性和方法。