Roll changing apparatus for rolling mills

Details Roll changing apparatus for rolling mills Roll changing apparatus for rolling mills

B - Operations, Transporting

21

B

80/3

B21B 31/00 (2006.01) B21B 31/08 (2006.01) B21B 31/10 (2006.01)

Patent

CA 1159285

ROLL CHANGING APPARATUS FOR ROLLING MILLS Abstract of the disclosure. A roll changing apparatus for rolling mills which is adapted for use in the manufacture of seamless steel pipes. The apparatus comprises a pair of sliding bases each mounted on a base block and movable parallel to each other, a plurality of roll carriages each containing a set of rolls, and means for moving the roll carriages, wherein two or more of the roll carriages are placed on each of the sliding bases and at least one of the roll carriages on each sliding base is moved forward to form a roll mill. When the roll carriages are to be changed, the forwardly moved roll carriages are moved back onto the sliding bases and then the other roll carriages are moved forward, thus automatical- ly accomplishing the roll carriage changing in a short period of time. -1-

388064

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