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Operating range

  • Usage within shaftless winders and as a trunnion for cantilevered reel take-up
  • Appropriate for automatic use
  • For any type of cores ≥ Ø 76 mm

Characteristic features

  • Mechanically-concentric expansion
  • Automatic increase of gripping force, mechanically actuated during the winding process
  • Robust long-life-construction
  • Simple maintenance
  • Low costs of spare parts
Characteristic features
  • Pneumatically generated pushing force by means of pneumatic cylinder or pneum.-hydr. amplifier
  • Mechanically-concentric expansion movement of inner gripping jaws by means of principle of incline
  • Outer pivoted clamping segments for additional grip and expansion range
  • Spring-assisted restricted reset of gripping jaws
  • Compatible with automatical usage
 Expansion method - Mechanic-centrical
Gripping segment		 
Winding cores Any kind as e.g. cardboard, plastic, metal Nominal diameter - Winding core≥ 76 mm
Single reel take-up Reel take-up - Single reel 
Concentricity for winding Concentric tolerance≥ 0,2 mm
Actuation tools
  • Air-pistol, deflation 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. Chuck housing
  2. Case
  3. Chuck
  4. Clamping segment
  5. Gripping jaw
  6. T-ramp
  7. Reset spring
  8. Pneumatic cylinder
  9. Pneumatic piston
  10. Sealing elements

3D Sectional view, Winding Chucks and Winding Trunnions, Serie 3345

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