我段于1974年2月,在学习兄弟单位经验的基础上,三结合革新成功了一台钩托板螺栓风动拆装小车。经过两年多的运用考验,实践证明这台机具符合现场需要,受到工人的欢迎。 这台机具的工作原理如图所示。用B30风扳机1装在前后两个小风缸2上,小风缸2焊在一横向小车3上,,小车3行走在大车 I paragraph in February 1974, based on the experience of brothers unit, based on the three successful combination of a hook bolt bolt air removable car. After more than two years of testing, the machine proved to be in line with the needs of the scene and was welcomed by the workers. This machine works as shown. A B30 wind trigger installed in the front and rear two small cylinder 2, a small cylinder 2 welded in a horizontal car 3 ,, car 3 walking in the cart