The invention discloses integrated type circular crushing separating device. The integrated type circular crushing separating device comprises a crushing unit arranged behind a mud sand separating unit, wherein the cross section of the crushing unit is circular; a plurality of swing hammers which rotate along with rotation of the crushing unit for crushing sand gravels are arranged on the inner wall of the crushing unit; a plurality of teeth are arranged on the outer surfaces of the swing hammers; a vibrating unit is arranged on the outer wall of the crushing unit; the vibrating unit comprises a spring bracket used for supporting a mud-sand separating unit and an eccentric vibrating wheel; and the spring bracket realizes lifting through a telescopic unit. The integrated type circular crushing separating device has the advantages of being capable of further crushing sand gravels, better in crushing effect and higher in working efficiency.