Concrete aggregate grabbing device

The utility model relates to a concrete processing technology field, concretely relates to concrete aggregate grabbing device, include lead screw assembly, stir the subassembly and snatch the subassembly, lead screw assembly is including rotating motor, lead screw, fixed plate and movement nut, rotate the output shaft lead screw one end of motor, the lead screw other end passes through the bearingand connects the fixed plate, the movement nut spiro union is on the lead screw, the lead screw passes the fixed plate and passes through the coupling joint pivot, snatching the subassembly and including pull rod, rotor plate and grab bucket, the pull rod symmetry sets up and rigid coupling movement nut, and the pull rod articulates rotor plate, the articulated fixed plate in rotor plate upper end, the grab bucket of lower extreme rigid coupling, the utility model provides a concrete aggregate grabbing device adopts the lead screw to rotate and drives the nut removal, and the grab bucket about the nut drives is opene