Pipeline under-pressure punching device

• Main Authors: XU ZHIBO, CUI BIN
• Format: Patent
• Language: Chinese; English
• Published: 11.06.2024
• Subjects: BORING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; TRANSPORTING; TURNING

The utility model relates to the related technical field of pipeline under-pressure punching, in particular to a pipeline under-pressure punching device which comprises an under-pressure punching machine and a replacement mechanism, the replacement mechanism comprises a fixing block, a second limiting groove, a spring, a limiting block, a tool bit and a limiting hole, and the replacement mechanism is arranged on the surface of one side of the under-pressure punching machine. According to the pipeline under-pressure punching device, through the arrangement of the fixing block, a second limiting groove, a spring, a limiting block, a tool bit and a limiting hole, in the using process, the tool bit slides to the position in front of the limiting block at first, then the tool bit is held and pushed by hand, the limiting block is clamped into the limiting hole in the tool bit, and when the tool bit is damaged after being used for a long time and needs to be replaced, the limiting block is pressed, so that the tool