Twist correction device for box-type section component

• Main Authors: LI JINLONG, GE JINGWEN, LIU ZHIWEN, ZHOU YULI, LI QIANG, LI SHUAICAI, CAI XIANGKUN
• Format: Patent
• Language: Chinese; English
• Published: 25.01.2022
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The utility model discloses a distortion correction device for a box-type section component, which belongs to the field of steel structures and comprises a force application mechanism and a fastening mechanism, the force application mechanism and the fastening mechanism are oppositely arranged at an interval, the force application mechanism is used for applying rotary external force to one end of the box-type component, and the fastening mechanism is used for fixing the other end of the box-type component; a plurality of heating marking lines are arranged on the side face of the box-shaped component, and the interval between every two adjacent heating marking lines is 1-3 m. During correction, one end of the box-shaped component is rotated through the force application mechanism, and the baking gun is adopted for heating along the heating marking line; according to the utility model, the correction effect of the box-type component can be improved, and the post-welding correction standard of a steel structure