Take-up structure of sewing machine

The utility model relates to a sewing machine take-up structure which comprises a shell, a machine needle, a thread clamping device, a take-up lever and a stroke groove corresponding to the take-up lever are arranged on the shell, a thread winding rod and a take-up device are arranged between the thread clamping device and the take-up lever, the thread winding rod is located on the lower left portion of the take-up device, and a thread passing hole is formed in the take-up device. The height of the line passing hole is located between the highest point and the lowest point of the stroke groove, a line starts from the line clamping device, passes through the line winding rod and penetrates through the line passing hole of the line take-up device from right to left, and when the line take-up lever moves to the bottommost end, the line take-up device assists the line to be straightened and take up the line. When a thread is wound, the thread starts to be wound and straightened under the limitation of the take-up