Innse Innocenti Santeustacchio S.p.a.

Innse Innocente Santeustacchio S.p.a.

Giacinto Dal Pan

Edgardo Gnecchi

Giorgio Morali

Apparatus is provided for supporting the mandrel back-up bar of a press-piercing rolling mill. The apparatus comprises a plurality of constraining elements supported by a base in two lines disposed parallel to and symmetrically with respect to the rolling and piercing axis of the rolling mill. All the constraining elements of each line are mounted on a single beam which is supported on horizontal guides perpendicular to the rolling axis and adjustable in position on the guides. This arrangement facilitates the simultaneous adjustment of all the constraining elements making up a line.

Apparatus for supporting the piercing mandrel back-up bar of a

A dummy bar wagon is provided with a chain having two dog-shaped carriers spaced therealong to engage and disengage the dummy bar for loading it onto and unloading it from the wagon respectively. The loading and unloading operations are effected automatically by means of a device which suitably varies the linear velocity of the chain and the dummy bar relative to each other.

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Brescia, Italy

Giacinto Dal Pan