Operating range

  • Differential shaft for multi-reel-rewinding of materials of unequal thickness
  • Usage on centre-driven slitters and re-reeling machines with longitudinal section
  • For cardboard and plastic cores ≥ Ø 50 mm

Characteristic features

  • Direct friction
  • Simple maintenance
  • Low costs of spare parts
  • The rewind station has to be provided with an automatic web tension control, web tension measuring and automatic control of air supply
Characteristic features
  • Pneumatisch spannend - direkt friktionierend
  • Permanent air supply, controlled relative to web tension and reel diameter
  • Controlled torque transmission by means of pneumatical expansion of friction rails
  • Friction rails of sliding material
  • Internal and covered multi-bladder-system
Expansion method - Pneumatic
Clamping rails
Winding cores
Any kind as e.g. cardboard, plastic, metal
Nominal diameter - Winding core ≥ 50 mm
Slit with of multi-reels - minimum Reel take-up - Narrow reels ≥ 10 mm
Concentricity for winding Concentric tolerance ≥ 0,1 mm
Actuation tool
Permanent air supply
Actuation method - Pneumatic
Optional: Spanntec CMS (Condition Monitoring System)
Digital system for condition monitoring of reel tightening units which ensures maximum process reliability More information
Spanntec CMS Icon mit Netz schwarz

Construction

  1. Carrier shaft
  2. Air supply
  3. Friction rails
  4. Flat rubber tube with protection strip
  5. Filler neck
  6. Clamping parts

3D Sectional View, Bottom-Knife Shafts and Friction Shafts, Serie 2117

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