TRIMMING SHEARS Russian patent published in 2011 - IPC B23D19/06 B23D31/04 B23D15/06 

FIELD: process engineering.

SUBSTANCE: invention relates to metal forming and may be used at roll mill cutting sections. Proposed trimming shears comprises foundation, longitudinal cutting assembly made up of lower blade secured on foundation, blade beam coupled with driving crankshaft and foundation provided with upper knife that has round-nose cutting edge, crosswise cutting assembly made up of lower blade arranged on foundation, holder with upper blade, and drive. Note here that the reversible is fitted on longitudinal cutting crankshaft and comprises control system and turn angle limiter. Crosswise cutting assembly incorporates lever mounted on foundation and articulated with blade beam and blade holder.

EFFECT: simplified design, lower metal input.

2 cl, 4 dwg