Kočevar
Micro Welding

Compacting Tools

Precision compacting tools for dimensionally accurate compacting and joining of cable strands, battery cells, and electronic components.

KWZ-05

  • Welding force up to 150 N
  • Weight approx. 6.8 kg
  • Electrode stroke max. 5 mm
  • Wire cross-sections from 0.06–0.5 mm²
  • Compacting length max. 5.5 mm
  • Excellent repositioning performance
  • Displacement and force measurement can be retrofitted as an option

Advantages

  • Pneumatic force adjustment
  • Various force adjustment cylinders and springs possible
  • Electrode holder water-cooled and secured against rotation
  • Precise electrode quick-change system
  • Integrated path measurement for component control, sinking depth, residual thickness
  • Excellent reproducibility due to form fit
  • Compact, flexible design with low dead weight

Fields of Application

  • Dimensionally accurate compacting of multiple strands
  • Compacting of coated strands possible
  • Strands in the range 0.06 mm²–0.50 mm²
  • Maximum compacting length 5.5 mm
KWZ-05

KWZ-10

  • Welding force up to 1,500 N
  • Weight approx. 33.4 kg
  • Electrode stroke max. 10 mm
  • Wire cross-sections from 0.5–12.0 mm²
  • Compacting length max. 14.0 mm
  • Excellent repositioning performance
  • Displacement and force measurement can be retrofitted as an option

Advantages

  • Pneumatic force adjustment
  • Various force adjustment cylinders and springs possible
  • Electrode holder water-cooled and secured against twisting
  • Stepless adjustment of the compacting width — no need to change electrodes or notches
  • Integrated path measurement for component control, sinking depth, residual thickness
  • Excellent reproducibility due to form fit
  • Compact, flexible design with low dead weight

Fields of Application

  • Dimensionally accurate compacting of multiple strands
  • Compacting of coated strands possible
  • Strands in the range 0.5 mm²–12.0 mm²
  • Maximum compacting length 14.0 mm
KWZ-10

KWZ-15

  • Welding force up to 1,500 N
  • Weight approx. 33.4 kg
  • Electrode stroke max. 10 mm
  • Wire cross-sections from 0.5–12.0 mm²
  • Compacting length max. 14.0 mm
  • Continuous compacting possible
  • Excellent repositioning performance
  • Displacement and force measurement can be retrofitted as an option

Advantages

  • Pneumatic force adjustment
  • Various force adjustment cylinders and springs possible
  • Electrode holder water-cooled and secured against twisting
  • Stepless adjustment of the compacting width — no need to change electrodes or notches
  • Integrated path measurement for component control, sinking depth, residual thickness
  • Excellent reproducibility due to form fit
  • Compact, flexible design with low dead weight

Fields of Application

  • Dimensionally accurate compacting of multiple strands
  • Compacting of coated strands possible
  • Strands in the range 0.5 mm²–12.0 mm²
  • Maximum compacting length 14.0 mm
  • Continuous compacting possible
KWZ-15

KWZ-Splice

  • Welding force up to 1,500 N
  • Weight approx. 33.4 kg
  • Electrode stroke max. 10 mm
  • Wire cross-sections from 0.5–18.0 mm² (sum of all individual wires)
  • Compacting length max. 10.0 mm
  • Excellent repositioning performance
  • Displacement measurement

Advantages

  • Pneumatic force adjustment
  • Various force adjustment cylinders and springs possible
  • Electrode holder water-cooled and secured against twisting
  • Stepless adjustment of the compacting width — no need to change electrodes or notches
  • Integrated path measurement for component control, sinking depth, residual thickness
  • Excellent reproducibility due to form fit
  • Compact, flexible design with low dead weight

Fields of Application

  • Splice connections
  • Strands in the range 0.5 mm²–approx. 12.0 mm² (sum of all individual wires)
  • Dimensionally stable compaction of multiple strands
  • Combination of coated wires
  • Maximum compacting length 10.0 mm
  • Connection of enameled wires and strands using ferrules
  • Compacting of cable harnesses
KWZ-Splice

KWZ-Micro

  • Welding force up to 500 N
  • Weight approx. 17.5 kg
  • Electrode stroke max. 20 mm
  • Wire cross-sections from 0.1–1.0 mm²
  • Compacting length max. 3.0 mm
  • Excellent repositioning performance
  • Displacement and force measurement can be retrofitted as an option

Advantages

  • Pneumatic force adjustment
  • Various force adjustment cylinders and springs possible
  • Electrode holder water-cooled and secured against twisting
  • Semi-automatic compacting
  • Individual strand and sensor holders possible
  • Integrated path measurement for component control, sinking depth, residual thickness
  • Adjustable via integrated PLC: one or two welding points per component; two different welding programs can be preselected

Fields of Application

  • Dimensionally accurate compacting of multiple strands
  • Compacting of coated strands possible
  • Strands in the range 0.1 mm²–1.0 mm²
  • Maximum compacting length 3.0 mm
  • Lengthening of two stranded wires
  • Compacting and welding of stranded wires to Pt sensors or similar in a single operation
KWZ-Micro

Application Examples

Compacted single stranded wire — dimensionally stable end with clean form fit.
Compacted strand welded onto a copper busbar — high-current connection for power electronics and battery systems.
Splice connection between two stranded wires — homogeneous, gas-tight joint without additional ferrules.

Technical Specifications

ParameterKWZ-05KWZ-10KWZ-15KWZ-SpliceKWZ-Micro
Welding forceup to 150 Nup to 1,500 Nup to 1,500 Nup to 1,500 Nup to 500 N
Weight≈ 6.8 kg≈ 33.4 kg≈ 33.4 kg≈ 33.4 kg≈ 17.5 kg
Electrode strokemax. 5 mmmax. 10 mmmax. 10 mmmax. 10 mmmax. 20 mm
Wire cross-sections0.06–0.5 mm²0.5–12.0 mm²0.5–12.0 mm²0.5–18.0 mm²0.1–1.0 mm²
Compacting lengthmax. 5.5 mmmax. 14.0 mmmax. 14.0 mmmax. 10.0 mmmax. 3.0 mm
Continuous compacting
Displacement measurementOptionOptionOptionOption
Force measurementOptionOptionOptionOption

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