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Clamps provided on both side.- Fixture block relieved.
- Part position changed for hole position above weld run.
- Provided pins having more height than busy height.
- Welding position shifted for better accessibility.
- Provided support to reduce overhang of torch cable.
- Support of copper plate to part as additional thickness while CO2 welding.
- On line tap change provided to get constant voltage supply from transformer.
- Additional resistance provided in machine.
- Losking arrangement provided to rotary switches to fix welding parameter.
- Cover wire feeder unit by acrylic box to avoid dust accumulation on wire.
- Machines shifted on mezzanine floor hence not accessible to operator.
- Provide hooter to indicate low gas pressure.
- Provided layered winding of wire spool.
- Provided CO2 + Argon gas shielding.
- Positive support provided to avoid deflection while spot welding.
- Use flat outside electrode.
- Provide peripheral support to inlet water tube.Tube can not separate.
- Electrode holder change to 90 deg.
- Insulation around holder provided.
- To provided spatter collector CUP at electrod.
- To provide firm clamping byserration to the locking plate of U clamp.
- Provided square nut having no locating ring.
- Spatter in weld nut.
- Spatter in weld nut-1.
- Spatter in holes.
- Spatter in studs.
- Spatter on surface.
- Wrong part.
- Part missing.
- Part missing-1.
- Part missing-2.
- Hole missing.
- Wrong position due shift.
- Wrong position due shift-1.
- Wrong mounting position due to Twist.
- Spot welding burr.
- (2.2) Spatter.
- Dent.
- Damage.
- Blow holes at weld joints.
- Shabby welding.
- Mismatch.
- Rusty.
- Loose spatter inside.
- Improper sealing due to spatter on face.
- Incomplet welding.
- Incomplet welding-1.
- Weld joint crack.
- Weak spot.
- Weld missing.
- Providing manual cover(Material cover).
- Providing manual cover(Material copper) Spatters not sticking to copper hence longer life however costlier than MS.
- Providing manual cover(Material M.S)Spatters stick to M.S needing frequent replacement however it is cheaper.
- Providing a combined cover (Material M.S).
- Providing manual crocodile pin(Material Copper). Flexible and can be used on any location.
- Providing manual plug(Material Rubber).
- Providing spring loaded pin.
- Providing manual cover(Material M.S).
- Providing manual cover(Material M.S)-1.
- Providing manual Bush(Material M.S).
- Providing manual lockable cover(Material M.S).
- Providing pneumatic cover serving the purpose of mistake as well as holding.
- Providing sensor(Non Contact type). Machine stops when sensor senses the wrong part.
- Providing limit switch(Contact type). Machine stops if wrong part comes in contact with switch.
- Providing fixed stopper to avoid wrong position.
- Providing locating pins to restrict the movement.
- Providing top clamp & fix the part.
- Providing anti spatter gel.
- Providing manual cover(Material M.S)-2.
- Providing Stopper.
- (1) Reverse side welding of bracket shifted to next stage.(2) Providing limit switch for sensing torch movement to ensure welding operation at the stage.
- Providing pressure switch with shut off provision. Welding machine shut off if CO2 pressure is low.
- Providing clamping(Pneumatic).
- Changing to guide bar type torch mounting for higer & hence straight welding.
- Changing to lesser Diameter torch(13 mm).
- Changing to cable dragging guide arrengement resulting in smooth torch movement.
- Providing extra land on the holding mandrel to take the initial arc.
- Providing CO2 wire length sensor machine stops if length of the CO2 wire is short.
- Providing pressure switch with shut off provision. Welding machine shuts off if Airpressure is low.
- Providing relief on the bottom electrode.
- Providing ON LINE Current sensor with shut off provision. Spot Welding machine shut off if current is low.
