The invention discloses a first chip removal absorbing assembly for a valve body upper cover machining line. The first chip removal absorbing assembly for the valve body upper cover machining line comprises a first installing plate; two first hinge bases are installed on the upper plane of the first installing plate and are each in pin connection with first lifting bend type connection rods; the other ends of the two sets of first lifting bend type connection rods are each provided with a first connection rod connection plate; a first fan installing frame is installed between the two first connection rod connection plates; a rotating shaft is installed on the first fan installing frame in an inserted manner; the two ends of the rotating shaft are fixed to the opposite first lifting bend type connection rods correspondingly; the outer side face of the first fan installing frame is provided with a rectangular opening; a fan is installed at the position of the rectangular opening; a first manifold branch block connection plate is installed on the upper plane of the first fan installing frame; and the first manifold branch block connection plate and the first fan installing frame form a sealed frame. Due to the above manner, the first chip removal absorbing assembly for the valve body upper cover machining line is simple in structure, easy and convenient to operate and capable of blowing out brass powder generated during machining.