Steel arch connection plate welding positioning device

• Main Authors: WANG GUANGLIN, PI HONGWAN, ZHANG XIAOCHUANG, LI PING, JIAO YI, DING JUNYAN, TAO CHENGSHAN, KANG CHAO, LI GANG, DING GUOPENG
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2017
• 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 invention discloses a steel arch connection plate welding positioning device. The device comprises a positioning plate, a pair of limit plates, a first bolt, a right angle plate and a second bolt, wherein the length and width of the positioning plate are equal to that of a connecting plate; a pair of limit plates is respectively vertically arranged on two opposite sides of the positioning plate, a pair of limit plates is parallel to each other and defined a receiving space for accommodating the connecting plate, and one of the limit plates is also provided with a first screw hole; the first bolt is arranged in the screw hole, and rotated to the rail end to tighten the surface of an upper flange slab or a lower flange slab of a 'gong' type steel; two ends of the right angle plate are connected with a pair of limit plates respectively, and perpendicular to the limit plates, a transversal plate of the right angle plate is offset against the side surface of the upper flange slab or the lower flange slab, and