可用于蒸空自由锻锤改造的“空气锤动力头”２５００２２机械部济南铸锻机械研究所朱成康传统的电动自由锻空气锤是采用大气作为动力介质的半封闭传动（轻打时仍有部分排气过程）。由于介质压力低（初始压力仅为０．１ＭＰａ），工作压力也低（一般ｐ≤０．３ＭＰａ），因... Can be used for steam hammer free air forging transformation of the “air hammer power head” 250022 Mechanical Department Jinan casting forging Machinery Research Institute Zhu Chengkang traditional electric free forging air hammer is the use of the atmosphere as a semi-enclosed power transmission medium (there are still fiddle part Exhaust process). As the media pressure is low (the initial pressure is only 0.1MPa), the working pressure is low (usually p≤0.3MPa), due to ...