Electric welding for building convenient to change welding rod

• Main Author: MA TIANLI
• Format: Patent
• Language: Chinese; English
• Published: 11.05.2018
• 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 utility model discloses an electric welding for building convenient to change welding rod, including electrode holders, the upside of electrode holders is established to last arm lock, it connectsin the electric welding main part to go up the right side of arm lock, the left side lower surface of going up the arm lock is equipped with the connecting block, the connecting block rotates throughthe bolt and is connected with the free bearing, the lower extreme fixed surface of free bearing connects arm lock under in, the left side surface of arm lock is equipped with control switch down, the right side inside of arm lock is equipped with the storing box down, fixed surface is connected with an extension spring on the right side of lower arm lock, an extension spring's upper end fixed connection in last arm lock. This electric welding for building convenient to change welding rod through screw thread transmission and ejection mechanism, can realize singlehanded electronic change welding rod, and is easy and s