Oil ring pre-tightening device for low-pressure oil pipe

A low-pressure oil pipe oil ring pre-tightening device belongs to the technical field of automobile oil pipe oil ring pre-tightening and is characterized by comprising a fixed bottom plate and a limiting support plate connected to the middle of the upper surface of the fixed bottom plate, an adjusti...

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Bibliographische Detailangaben
Hauptverfasser:	WU QINGYUE, FENG JIANCANG, LIANG HANZHENG, BU ZHAOPING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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Beschreibung
Zusammenfassung:	A low-pressure oil pipe oil ring pre-tightening device belongs to the technical field of automobile oil pipe oil ring pre-tightening and is characterized by comprising a fixed bottom plate and a limiting support plate connected to the middle of the upper surface of the fixed bottom plate, an adjusting device is connected to the upper right corner of the upper surface of the fixed bottom plate, and a pre-tightening device is connected to the middle of the upper surface of the adjusting device. A clamping supporting block is inserted in the middle of the side surface of the pre-tightening device, a pressing device is connected to the upper left corner of the fixing bottom plate, an extruding device is connected to the lower left corner of the fixing bottom plate 1, internal expansion pre-tightening between an oil pipe and an oil ring can be achieved, an original projection welding fixing mode is replaced with a mechanical expansion mode, and the clamping supporting block is fixed to the lower left corner of the