Special-shaped main crank arm part clamping tool

• Main Authors: SU XIAOLONG, SHI JING, LIU ZHENCAI, JI YU, GU FANJIANG, WANG KAI, ZHAO JIELING, YAN JIANLIN, CAO GUOBIN, LIU JINGYU
• Format: Patent
• Language: Chinese; English
• Published: 06.02.2024
• Subjects: 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

The invention relates to the field of positioning devices of tools or cutters, in particular to a special-shaped main crank arm part clamping tool which comprises a tool body, and the tool body is provided with a supporting positioning face matched with the bottom face of a first supporting arm of a part rough blank. The left positioning surface and the right positioning surface are matched with the side surface of the first support arm of the rough part blank; the conical arc surface is attached to the bottom surface of the conical column section of the rough part blank; the special-shaped main crank arm part clamping tool further comprises a first limiting structure and a second limiting structure, wherein the first limiting structure enables the part rough blank to keep the bottom face of the first supporting arm to be attached to the supporting positioning face in the vertical direction, and the second limiting structure enables the part rough blank to keep the side face of the first supporting arm to be