The invention discloses a feeding cam manipulator. The manipulator comprises a base, a driving mechanism, an executing mechanism and a transmission mechanism, wherein the executing mechanism comprisesa mechanical arm, an intermittent rotating mechanism, a cam ascending mechanism, a cam advancing mechanism and a cam clamping mechanism; the transmission mechanism comprises a first transmission shaft, a second transmission shaft, a main shaft belt wheel transmission system, a first turbine worm transmission system, an incomplete gear transmission system, a connecting rod, a lifting mechanism belt wheel transmission system, a transmission shaft belt wheel transmission system, a second turbine worm transmission system, an advancing mechanism belt wheel transmission system, a third turbine wormtransmission system and a clamping mechanism belt wheel transmission system. According to the feeding cam manipulator, mechanical and automatic production can be realized; and the invention has the advantages of being simple in structure, stable in work, low in failure rate and long in service life.