Welding equipment for joining plastic profiles, especially in door and window production the profiles moved horizontally along a controlled stroke by an electrically or electro=pneumatically driven cylinder to prevent excessive bead formation on the

摘要

Equipment for welding plastic profiles together to form frames for windows, doors or similar structures includes a side tool(6) which lies in contact with the profile at each welding seam. The side tool(6) has a blade(5) which forms a side edge to the welding bead and is moved horizontally along a prescribed stroke length to and from the area of welding bead formation by a drive unit(3)