Large aperture jacking device

• Main Authors: YANG DAWEI, XIANG QIANBO, YAO YUELI, HU JIAN, LIU HUI
• Format: Patent
• Language: Chinese; English
• Published: 11.07.2017
• Subjects: BORING; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT; DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; TRANSPORTING; TURNING

The utility model discloses large aperture jacking device belongs to the machine tooling field. The utility model aims to provide a large aperture jacking device who is favorable to the chip removal. Including hollow bull stick, feed box, jacking cutter body, cutting fluid feed system and, oiling device, the last oilhole of awarding that is located the bull stick top that is equipped with of oiling device, oiling device supports on the horizontal lathe guide rail and lies in the jacking cutter body and the junction of bull stick, is equipped with between the surface of oiling device and bull stick and awards oil gap, the cutting fluid feed system is linked together through awarding the oilhole and awarding oil gap of oiling device, be equipped with the chip removal passageway with bull stick inner chamber intercommunication on the shaft coupling. This large aperture jacking device, because lubricating oil is flowed into by the bull stick outer wall, relative department with the work piece from top to bottom m