The invention discloses an operation machine tool used for landscaping and having a camera monitoring function. The operation machine tool comprises a box which is provided with a mechanical hand device; the mechanical hand device comprises a rotary shaft installation seat fixed to the box, and the rotary shaft installation seat is rotationally connected with a first rotary shaft, a second rotaryshaft and a third rotary shaft from outside to inside in sequence in a sleeving mode; the front end of the first rotary shaft is provided with a rotary bracket, the two ends of the rotary bracket arerotationally connected with a first gear and a second gear correspondingly, and the first gear and the second gear are parallelly and oppositely arranged; the front end of the second rotary shaft is fixedly connected with a third gear, and the third gear and the first gear are perpendicular to each other and are in engagement transmission; and the first gear and the third gear are the same in shape. The mechanical hand device of the operation machine tool is diversified in motion, reasonable in structural design and capable of meeting various operation requirements; and a tail door of the boxdoes not occupy the external space after being opened, the length of the box is not increased, operation is convenient, and the practicality is achieved.