UP-SET PIPE STRAIGHTENING MACHINE

PURPOSE:To provide an up-set pipe straightening machine without leaking a hydraulic oil. CONSTITUTION:In an up-set pipe straightening machine provided with a bracket 2 attached with an up-set pipe straightening roll, a stem 3 supporting the bracket 2 and building-in a piston rod 4 and functioning as...

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Bibliographische Detailangaben
Hauptverfasser:	KAMIMURA MINORU, IWASA NORIHIDE
Format:	Patent
Sprache:	eng
Schlagworte:	MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Beschreibung
Zusammenfassung:	PURPOSE:To provide an up-set pipe straightening machine without leaking a hydraulic oil. CONSTITUTION:In an up-set pipe straightening machine provided with a bracket 2 attached with an up-set pipe straightening roll, a stem 3 supporting the bracket 2 and building-in a piston rod 4 and functioning as the hydraulic cylinder, a bush 15 sliding on the side surface of the top end of the piston rod 4 inscribing with the stem 3, and applies the hydraulic pressure inside the stem 3 and raises and lowers the straightening roll, the bracket 2 side is closely sealed, and the oil passing hole 14 is provided at the top end part of the piston rod 4.