A four -color flexographic printing machine for making bag operation

The utility model provides a winding assembly that a four -color flexographic printing machine for making bag operation, including the frame, install unreeling subassembly, printing subassembly, be located printing subassembly rear in the frame to and locate the exhaust device at winding assembly rear, and being equipped with the drying cabinet subassembly between printing subassembly and the winding assembly, the printing subassembly is including compression roller, version roller and bottom roll, and compression roller, version roller and bottom roll are triangle -shaped inseparable extrusion setting each other. The last cold perm mechanism that installs of flexographic printing machine, boiling hot technology hot relatively, not only the power consumption is low, and the equipment investment is few, has reduced the plate -making expense, has also improved production efficiency simultaneously. Exhaust device includes the base, locates motor, magnetic powder brake and rolling axle on the base, and magnetic p