【摘要】 煤矿井下紧急排除故障时 ,用一种无火花切割机进行迅速切割 ,根据对切割机的具体要求 ,研制一种曲柄摇块机构做为近似直线机构 ,对长度进行优化确定 ,取得了良好效果更多还原

【Abstract】 A type of cutting machine,without spark,can be worked with high speed in case of rugent trouble in coal mine In order to optimize the length,in accordance with the specific requirement,a crank-cranking block mechanism is desinged as the approsimate linear one And the result is good更多还原