Control mechanism of surgical instrument and surgical robot

A surgical robot, comprising a control mechanism for a surgical instrument, wherein the control mechanism includes:

• a base;
• an operation assembly configured to be connected to an effector of the surgical instrument;
• a first transmission assembly arranged on the base;
• and
• a lever having a first end, a second end opposite to the first end, and a lever body, wherein the first end of the lever is connected to the first transmission assembly and is movable vertically with rotation of the first transmission assembly, the second end of the lever is connected to the operation assembly, and the lever body of the lever is pivotably connected to the base to form a fulcrum;
• and
• wherein the control mechanism is configured to control a clamp assembly of the effector of the surgical instrument, such that:
• an upward movement of the first end of the lever causes the clamp assembly to open;
• and
• a downward movement of the first end of the lever causes the clamp assembly to close.