Patent ID: 7637132
Filing Date: 2009-12-29
Classification: B21D

Abstract:
1. A roller leveler assembly comprising: a frame; a bank of upper and lower work rolls journalled in said frame via a work roll journal housing; a bank of upper and lower back-up rolls in contact with said work rolls, to support said work rolls; said work rolls perform leveling on a work product passing through a gap formed between upper and lower work rolls; said back-up rolls mounted to said roller leveler assembly via a back-up housing; a scraping device for continuously cleaning said work rolls, comprising: a first wall having two angled portions and a straight portion extending between said angled portions; a second wall having two angled portions and a straight portion extending between said angled portions; said first wall and second wall end connected to each other via said straight portions; wherein said angled portions of said first wall extend in an opposite direction from said angled portions of said second wall; wherein said scraping device is supported on said work rolls by said angled walls contacting said work rolls, and wherein said first wall and said second wall are formed of flexible metal to bend slightly during installation between said work rolls.