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一、前言 TLE-1型套料钻头是北京市农工商联合企业总公司机关服务公司五金工具制造厂,根据国家第87200122号专利研制出的加工工具。在整个试制过程中,受到了北京工业大学、解放军装甲兵工程学院、清华大学、冶金部钢铁研究总院、首都钢铁公司、北京起重机厂、北京焊条厂等,以及许多著名专家教授的支持和具体指导。新型套料钻在技术上有所突破,它的产生对于冶金试件加工等方面提高工效、节省能源和原材料有较好的经济价值。同时其本身在技术上必然还有许多问题需要解决,以
I. INTRODUCTION TLE-1 type nesting bit is a processing tool developed by Beijing No. 87200122 Patent Office of Beijing Agriculture, Industry and Commerce Corporation Enterprise Service Company Hardware Tools Factory. Throughout the trial production process, by Beijing University of Technology, People’s Liberation Army Armored Force Engineering College, Tsinghua University, Metallurgical Institute of Iron and Steel Research Institute, Capital Iron and Steel Company, Beijing Crane Factory, Beijing Welding Factory, and many well-known experts and professors of the support and guidance . The new set of drilling material in a breakthrough in technology, its production for metallurgical specimen processing and other aspects of improving work efficiency, energy saving and raw materials have better economic value. In the meantime, there are still many technical problems that must be solved technically