Continuous variable cross-section plastic sheet material extruding equipment

The utility model relates to sheet material extruding equipment and belongs to the field of machining a plastic product. The continuous variable cross-section plastic sheet material extruding equipment comprises an extruding die part, wherein the extruding die part comprises a spraying nozzle connector (1) and an extruding head connected with the spraying nozzle connector; the extruding head (2) comprises an upper cavity (3) and a lower cavity (4); and an extruding flow channel is arranged between the upper cavity (3) and the lower cavity (4). The continuous variable cross-section plastic sheet material extruding equipment is characterized in that an I-shaped slide block is additionally arranged on the front end face of the extruding head (2) and the I-shaped slide block is divided into an upper T-shaped block (6) and a lower T-shaped block (7); a space between the upper T-shaped block and the lower T-shaped block is communicated with the extruding flow channel in the middle of the extruding head (2); and the