FIELD: rolled stock production, namely manufacture of merchant cold-drawn shapes.
SUBSTANCE: system includes rough, intermediate and final passes formed by means of upper and lower rolls mounted with gap and having predetermined width of roll grooved pass. Barrel of upper roll of finish rolling stand includes three members. Mean member is in the form of disc having cutting-out members of predetermined contour and width of working portion arranged along its generatrix. Lower roll of that roll pass has circular cylindrical turning along middle part of roll barrel. Rough roll pass is closed by mans of flanges of lower roll; all roll passes after rough one are open passes.
EFFECT: enhanced quality of bent shapes having cutting-out zone in bending zone, lowered cost for producing shapes.
1 dwg, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| ROLL GROOVED PASS SYSTEM IN SHAPE BENDING MILL | 1999 |
|
RU2230620C2 |
| CUT-THROUGH FORMED SECTION MILL | 1997 |
|
RU2124409C1 |
| TOOL FOR CUTTING-THROUGH STEEL STRIPS | 1998 |
|
RU2123404C1 |
| METHOD FOR PROFILING CUT-THROUGH ANGLE | 1999 |
|
RU2158642C2 |
| ROLL PASS SYSTEM FOR SHAPE BENDING MILL | 1995 |
|
RU2085316C1 |
| ROLL GROOVED PASS SYSTEM FOR SHAPE BENDING MILL | 2004 |
|
RU2261152C1 |
| TOOL OF SHAPE BENDING MILL | 2000 |
|
RU2187398C2 |
| PASS SYSTEM FOR MANUFACTURING FORMED BOX-SHAPED SECTIONS | 0 |
|
SU1790461A3 |
| METHOD FOR MAKING BENT DIFFERENT-FLANGE ANGLES | 1997 |
|
RU2115499C1 |
| PASS SYSTEM FOR PRODUCING BENT CHANNEL BARS WITH UNEQUAL STRIPS | 1992 |
|
RU2025164C1 |
