The full-automatic oil slicer consists of a machine frame with a flour bucket at the top, and a blank drawing mechanism, a frying mechanism and a driving mechanism arranged in the machine frame. The blank drawing mechanism comprises a drawing wheel, an indentation wheel and a blank reeling wheel arranged from top to bottom; The frying mechanism comprises an oil pan with a heater and a wave maker; The driving mechanism consists of a motor connected with a driving wheel through a flexible traction element. The fabric is pulled out of the dough bucket by the blank pulling mechanism, and then the dough sticks are dipped into the boiling oil pan for a little frying, and then the blanks automatically fall into the oil to continue frying, and roll forward, fry and fall into the net basket under the combined action of the oil waves and the check bars.