Positioning auxiliary device for installation of PVDF glass fiber reinforced plastic lined PTFE pipeline

The utility model discloses a positioning auxiliary device for PVDF glass fiber reinforced plastic lining PTFE pipeline installation, which comprises a bottom plate and a stand column, the top of the bottom plate is provided with an adjusting sliding groove, one side of the top of the bottom plate is fixedly provided with an air cylinder, the output end of the air cylinder is fixedly provided with an installation seat, one side of the installation seat is fixedly provided with an adjusting rod, and the adjusting rod is fixedly provided with a sliding groove. The outer side of the adjusting rod is movably sleeved with two connecting rods, and the ends, away from the adjusting rod, of the two connecting rods are fixedly provided with a lower pressing plate. Adjusting sliding blocks can slide on the inner sides of adjusting sliding grooves, so that the relative positions of the stand columns on the top of the bottom plate are adjusted, the pipelines can be conveniently placed according to the installation positi