论文部分内容阅读
一机部硅钢片(77年～83年)攻关谋题——硬质合金硅钢片冲模鉴定会于82年11月24日在上海召开。主办单位有上海市机电一局、一机部桂林电器科学研究所模具研究室、上海市电器公司及课题攻关单位。外地有大连电机厂等单位参加。本市有华通开关厂、星火模具总厂等单位参加。桂林所、上海跃进电机厂和上海机床电器厂等单位作了攻关情况介绍。跃进厂介绍了JO_3—09定转子六工位级进模。凸、凹模用YG20硬质合金,凸模采用机械固定,凹模由5个拼块组成,用热套固定。凸模用金刚石砂轮磨削,凹模用电火花加工,卸料板导
A machine department silicon steel (77 to 83 years) tackling issues - cemented carbide silicon steel die identification will be held on November 24, 82 in Shanghai. The organizers have a mechanical and electrical Shanghai Bureau, a machine Guilin Institute of Electrical Research Die Research Laboratory, Shanghai Electric Company and research topics units. Dalian Electric Factory and other units to participate. Huatong switch factory in the city, Spark Die Plant and other units to participate. Guilin, Shanghai Yuejin Motor Factory and Shanghai Machine Tool Factory and other units made a briefing on the situation. Yuejin plant introduced JO_3-09 fixed rotor six-position progressive die. Convex, concave die with YG20 cemented carbide, the punch is mechanically fixed, the die is composed of five pieces, fixed with a heat sleeve. Punches with diamond grinding wheel, concave die EDM, discharge board guide