REAR TABLE OF PIERCING MILL Russian patent published in 1999 - IPC

Abstract RU 2138350 C1

FIELD: equipment of piercing, expanding, sizing mills. SUBSTANCE: rear table includes device for centering rod, sectionized guiding units, arresting and adjusting mechanism, drive unit for moving rod, device for adjusting guiding units, reversing stoppers for each guiding unit, lifting rollers and knocking out members. Each section of guiding unit includes trough with window and cover mounted respectively on single-arm lever whose free end engages with adjusting device and on double-arm lever rotated by means of power cylinder secured to single-arm lever. Lifting rollers are arranged in windows of troughs, reversing stoppers may engage with double-arm levers carrying covers. Adjusting unit of first (along rolling direction) section of guiding unit is joined with power cylinder. EFFECT: enhanced structure of rear table, lowered time period for tuning mill at changing assortment of rolled tube. 4 dwg

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RU 2 138 350 C1

Authors

Artem'Ev Ju.S.

Tartakovskij I.K.

Dates

1999-09-27Published

1995-08-15Filed