STREET BLOCK CUTTING DEVICE WITH DRY-TYPE DUST SUCTION UNIT

摘要

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dry dust collecting unit for a sidewalk block cutting device capable of sucking and removing dust and cuts or fragments of a sidewalk block generated by a sidewalk block cutting operation with vacuum pressure, . A press block cutting apparatus according to the present invention comprises a frame having a guide bar for slide movement, a support structure fixed to one side of the frame, a work body having a circular cutter mounted on one side of the frame via the support structure and the upper half covered with a safety cover A working plate provided so as to be slidable to a working body side along a guide bar of the frame, and a dry dust collecting unit to be attached to the working plate for sucking and removing dust generated during the sidewalk block cutting operation, The dry dust collecting unit includes a mounting plate portion for engaging with a rear surface of a work plate, a mounting plate portion having a slit through which a circular cutter of the working body can pass, both side walls provided on both sides of the rear surface of the mounting plate portion, A suction hole for discharging dust is formed as a transverse plate coupled to the lower end side of both side wall portions so as to close between the both side wall portions It characterized in that the connection side to the suction hole in the transverse plate and the transverse plate and the other side is made of a dust discharge line connected to the dust collection tank.