Dust-sticking roller special for dust-free workshop

The utility model discloses a dust-sticking roller special for a dust-free workshop. The dust-sticking roller comprises a plastic roller, a conical table block, a metal ring block, a first bearing, acolumn block, a side strip plate, a positioning bolt, a rolling rod, a square opening groove, a strip-shaped hole and a second bearing. The utility model has reasonable design, the conical table blocks with the conical surfaces provided with the threads are connected into the ports in the two sides of the plastic roller through the metal ring blocks in a threaded mode, and the diameters of the corresponding sections of the conical surfaces of the conical table blocks are different. Therefore, the device can be suitable for installing and connecting dust-sticking rollers with the same outer diameter and different inner diameters. One end of a dirty dust-sticking paper tape used on the outer layer of the plastic roller is preliminarily stuck to the rolling rod, and the rolling rod is rotatably connected between the