Welker Engineered ProductsManufacturers of Automation Components & Plane Bearings
"WE CUSTOMIZE OUR PRODUCTS TO FIT YOUR APPLICATION"

GB2, GB3Ground Block

Welker Ground Block Retract Cylinders

FOR ALL MIG & ARC WELDING APPLICATIONS IN FIXTURES, TRUNNIONS, AND DIAL TABLES. INSULATED GROUND BLOCK CYLINDERS ARE IDEAL FOR SINGLE-POINT WELDING.
 
  • The GB Series Ground Block Retract Cylinders produce a consistent pressurized ground even after significant electrode wear. Increases weld consistency.
  • Retractable ground blocks allow easy part removal or transfer. Cylinder rod is electrically insulated from body. Solid state tie rod mounted switches available. Standard copper shunt adaptor allows easy shunt connection.
  • Fits standard #2 MT swivel foot ground blocks. Bi-directional body mounting; floor or remotely mounted. Lubrication free design.
  • Eliminates commutator grounds on trunnions
  • Cost savings over machined backups/ground blocks
  • Standard stroke lengths for GB3: 25, 32, 50, 75, 100mm;
    GB2: 25 & 50mm strokes
  • NAAMS compatible
  • Rated for 10,000 amps, max 30,000 amps
   
Catalog
Maintenance, Parts
GB3 CAD Downloads & Pricing
GB2 CAD files
Zipped STEP files: right click, Save Target/Link as...
S01353Spring Extend Ground Block

Spring Extend Ground Block

IDEAL FOR END EFFECTORS - NO ACTUATOR REQUIRED, MOUNTS DIRECTLY TO TOOLING
 
  • 12mm stroke, 15 lbf extend/46 lbf retract compression spring.
  • Nose is out in normal position. Optional Class 3 copper swivel head adapter assures positive contact.
  • Base is electrically insulated from shunt mount.
  • Full length lube-free bearing, double seals, and chrome plated slide shaft.
  • Improves weld quality by providing consistent ground.
  • Unit weights:
    S01353-A 6.81 lbs.
    S01353-B 7.32 lbs.
   
Catalog
CAD Download Zipped STEP file: right click, Save Target/Link as...