江西工业工程职业技术学院毕业论文120095江西工业工程职业技术学院毕业论文2在模具工业技术快速发展的新形势下，电火花加工是当前模具加工的重要方法之一，并有着其它加工方法无可替代的优点。电火花加工技术已取得了突破性的进展。它是一种直接利用电能和热能进行加工的新工艺。对于为寻求向客户在较短的交货时间以较低的价格提供较高质量的产品的模具生产商来说，电火花加工自动化是一个很有吸引力的。选择电火花加工技术作为特种加工领域的一门重要技术，本文从电火花加工技术发展的基本现状、电火花的基本原理、特点、电火花加工的操作过程、电火花加工新技术的发展等五个方面入手如实论述。：电火花加工的基本现状、基本原理、特点、操作过程、新技术的发展江西工业工程职业技术学院毕业论文3···················································1·······················22.1精密化·····················································22.2智能化·····················································22.3自动化·····················································22.4高效化·····················································3·····································3·······································4·······························5·································56.1新工艺的应用··············································56.1.1标准化夹具实现快速精密定位······························66.1.2混粉加工方法实现镜面加工效果····························66.1.3摇动加工方法实现高精度加工······························66.1.4多轴联动加工方法实现复杂加工····························66.2新技术的发展··············································76.3电火花加工技术的发展趋势··································7··················································8致谢··························································9参考文献······················································10江西工业工程职业技术学院毕业论文1目前，模具工业的迅速发展，推动了模具制造技术的进步。电火花加工作为模具制造技术的一个重要分支，被赋予越来越高的加工要求。同时在数控加工技术发展新形势的影响下，促使电火花加工技术朝着更深层次、更高水平的数控化方向快速发展。虽然模具高速加工技术的迅猛发展使电加工面临着严峻的挑战，目前放电加工技术部分工序已被高速加工中心代替，但电火花加工仍旧有广阔的前景。如在模具的复杂、精密小型腔、窄缝、沟槽、拐角、冒孔、深度切削等加工领域仍被广泛应用。同时这项技术一直被改进和提升，使放电加工技术在模具工业中经久不衰。先进制造技术的快速发展和制造业市场竞争的加剧对数控电火花加工技术提出了更高要求，同时也为其提供了新的发展动力。江西工业工程职业技术学院毕业论文2第二章模具电火花发展的基本现状模具电火花加工技术正不断向精密化、自动化、智能化、高效化等方向发展。如今新型数控电火花机床层出不穷，如瑞士阿奇、瑞士夏米尔、日本沙迪克、日本牧野、日本三菱等机床在这方面技术都有了全面的提高。·2.1精密化电火花加工的精密核心主要体现在对尺寸精度、仿形取⒈砻嬷柿康囊蟆Ｊ毕率氐?火花机床加工的精度已有全面提高，尺寸加工要求可达±2-3μm、底面拐角R值