Patent ID: 11908720
Assignee: HANGZHOU SIZONE ELECTRONIC TECHNOLOGY INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 9:
10. A wafer flipping method by wafer transfer robot of claim 8, wherein the method comprises a wafer placement and robot returning;
the placement of wafer comprises the following steps: after taking out the wafer from the pre-drying unit of cleaning unit, the first jaw clamping arm performs interactive or non-interactive actions in three movement directions: horizontal, vertical, and rotation, flips the wafer from the vertical state to the horizontal state, and places it in the drying unit;
the robot returning comprises the following steps: after placing the wafer in the drying unit, the first jaw clamping arm restores from horizontal state to vertical state through interactive or non-interactive actions in three movement directions: horizontal, vertical, and rotation, and returns to the original position.