Bushing type cutting fixture

• Main Authors: SUN SHAOQIN, XU RONGHUI, YANG BING'EN, SHANG ZHANFENG, SHI YUAN, YIN XINWEI, MI YANPING
• Format: Patent
• Language: Chinese; English
• Published: 07.07.2017
• Subjects: 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

The utility model provides a bushing type cutting fixture, including sleeve pipe and positioning bolt, the sleeve pipe is seamless steel pipe, evenly is provided with the hole more than three or three along the circumference on the excircle of sleeve pipe both ends, correspond all be provided with on the sleeve pipe of the position in hole with positioning bolt assorted nut, hole and nut form the positioning bolt hole jointly, positioning bolt installs at positioning bolt downtheholely. The utility model discloses beneficial effect below having: this device simple structure, the cost of manufacture is low, has effectually solved the problem that the magnetic force cutting machine can't directly cut groove preparation to the following pipeline of DN100, and groove preparation is respond well. 本实用新型介绍了种套管式切割卡具，包括套管和定位螺栓；所述套管为无缝钢管，套管两端外圆上沿圆周均匀设置有三个或三个以上的孔，对应孔的位置的套管上均设置有与定位螺栓相匹配的螺帽，孔和螺帽共同形成定位螺栓孔；定位螺栓安装在定位螺栓孔内。本实用新型具有以下的有益效果：本装置结构简单，制作成本低，有效的解决了磁力切割机无法对DN100以下管道直接进行切割坡口加工的问题，且坡口加工效果良好。