DK7732机床加工齿轮表面变质层分析

分析了线切割加工表面变质层的影响因素,在采用和真实加工相类似的边界条件下,用有限元软件ANSYS对线切割加工过程进行温度分布计算,模拟电参数(脉冲宽度)的变化对线切割加工齿轮工件表面变质层的影响,得出在实验条件下,按DK7732机床各档脉冲宽度加工齿轮时变质层的分布数据,以利于后续的工艺探究。同时提出了减少变质层的相应措施。

DK7732-1 Electric Spark CNC Wire-Cuffing Machine

The machine tool is one of the new products developed and produced by the Shanghai No.8 Machine Tool Plant. It adopts a lift adjustable wiretrame and molybdenum filament tensioning mechanism with large cutting thickness and high machining precision. It is equipped with an advanced IBM-PC 386 microcomputer-controlled system, with strong performance and CRT display. Man/

线切割实践教学中常见问题的处理

中走丝线切割加工具有切割效率高、成本低、操作方便等优点,广泛应用于模具制造和零件加工领域。以DK7732型中走丝线切割机床为依托,阐述其原理,指出教学中常见的问题及相应的解决措施,对进一步搞好电火花线切割实践教学、促进产学结合具有实际意义。