This article introduces carries on the computation programming using Microsoft-Excel,estab-lishes the operating performance automatic conversion table of three-roller curling plate device,draws the selection diagram of curves of working ability by using the conversion table,and finally helps the operators to use the three-roller curling device more reasonably.

Technique improvement of Z31900SM four rollers board machine;

In the working procedure of shuck of metal carapace attemperator, by increasing an assistant roller in the input port of furling plate round machine with three rollers, we can consumedly improve work efficiency, reduce waste, enhance economy benefit.