APPARATUS FOR PREVENTING LOOSENING OF STRIP COILS Russian patent published in 2001 - IPC

FIELD: rolled stock production, namely, equipment for cold working of strips. SUBSTANCE: apparatus includes two driven bending rollers and non-driven bending roller, all rollers are mounted in frame behind coiler drum along direction of strip feed. Pressure roller is mounted in front of coiler drum. Supporting roller is mounted in front of bending rollers. Driven rollers are stationary mounted in frame and they are joined with their rotation drives. Non-driven bending roller is mounted in frame behind driven rollers along direction of strip feed on rotary lever joined with hydraulic cylinder. Bending rollers and supporting roller are arranged in zone of path of free falling of free end of strip from coil. Apparatus provides guiding of different-thickness strips in coiler drum without adjusting rollers and also guiding of split strip. EFFECT: simplified design, enhanced conditions for maintenance. 2 cl, 1 dwg