Electrolytic machining device for complicated nail groove structure on nail anvil surface of endoscope anastomat

The invention relates to an electrochemical machining device for a complex nail groove structure on the nail anvil surface of an endoscope anastomat. The electrochemical machining device comprises a tool cathode unit and a workpiece anode unit. The tool cathode unit comprises a liquid inlet and a tool cathode, the tool cathode is provided with a vertically-through liquid passing groove and an array boss structure located on the lower surface, electrolyte flows in from the liquid inlet and flows to a machining area below the tool cathode through the liquid passing groove of the tool cathode, and the tool cathode is connected with the negative electrode of the power source; the workpiece anode unit comprises a workpiece, a clamp main body, a positioning device and a power leading device, and an array nail groove structure corresponding to the array boss structure is machined on the upper surface of the workpiece through the feeding motion of a cathode; a mounting groove is formed in the upper ...