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Resistance welding machine for chimney elbows

Specialized seam welding machine engineered for precise, leak-free welding of chimney elbows and angled flue components.

Design characteristics

  • Precision welding force setting min 10 daN – max 2950 daN
  • Overload monitoring of diodes, thyristors and transformers
  • Welding arm distance continuously variable from 0-230 mm
  • Color according to desire
  • Vacuum encapsulated transformers
  • Cylinders in several versions
  • Welding transformers power up to 1000 kVA / 50% ED

Description

This dedicated machine is built for resistance seam welding of chimney elbows used in flue and exhaust systems. The angled fixture and motorized seam wheel allow for continuous, gas-tight welds along the curved geometry of elbow components, ensuring consistent quality even on complex shapes.

Build quality

The robust steel frame, pneumatic actuation, and integrated control cabinet are designed to withstand demanding industrial production environments. The machine supports flexible tooling configurations to accommodate various chimney diameters and elbow angles, while integrated safety features and ergonomic operator controls ensure productivity and safety.

Standard equipment

  • Pneumatic manometer
  • Height adjustment of the lower welding table with spindle and ratchet
  • Built-in welding spot counter
  • Overload monitoring of diodes, thyristors and transformers
  • Pneumatic cylinder with adjustable approach hub and work hub
  • OFF valve for electrode adjustment
  • Flow sensor for cooling water

Options

  • Support bar for a lower table
  • Servo Welding actuator
  • Built-in electrode holder
  • Penetration way sensor
  • Proportional valve
  • HMI (Siemens or other) human-machine interface
  • PLC (Siemens or other) programmable logical controller
  • Remote access to the machine for easy setting up and maintaining
  • Rugowsky Welding current Sensor
  • Welding voltage sensor
  • Welding force sensor
  • Both hand safety start
  • Twin foot pedal
  • Adjustable working table with bristles
  • Cooling water distributor with flow sensors on each circuit
  • Filter for cooling water
  • De-mineralization system for cooling water
  • Lexan cover with lock for welding controller

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Resistance welding machine for chimney elbows

Application Examples

Chimney elbow positioned on the dedicated tooling — resistance seam welding produces a continuous, gas-tight joint along the curved geometry.