Stretch Equipment

Large wulftec smh crw stretch wrapper

Wulftec

Semi-Automatic High-Profile Cocoon Roll Stretch Wrapper

Model: SMH-CRW

The SMH-CRW model is a standard base, high-profile, semi-automatic cocoon turntable stretch wrapping system from Wulftec. features include a larger diameter, heavy-duty turntable, larger weight capacity, enclosed dual #50 carriage lifting chains for increased safety, enclosed carriage lift motot for better protection, side-mounted carriage for optimal film delivery, quick disconnect throughput for ease of installation and maintenance, and NEMA 4/12 panel enclosures.

  • 4,000 lbs load weight capacity
  • NEMA 4/12 control panel dust tight and waterproof
  • The control panel is UL508A approved
  • 100% Structural Steel Construction
  • Superior Electrical/Electronic Design including Allen Bradley MicroLogix PLC and AC drives
  • Wulftec's exclusive 20" NO-THREAD® Powered Pre-Stretch Carriage (30" optional)
  • Easily available non-proprietary parts
  • State-of-the-art electrical control panel with all finger safe electrical components
  • Carriage lifting chains enclosed inside tower for operator safety
  • Cocoon cradle unit with two driven rollers
Production Rate
  • 30 loads per hour
Machine Dimensions
  • 132" L x 
  • 59.50" W x 
  • 96.25" H
Minimum Load Size
  • 12" L x 
  • 24" W x 
  • 24" H
Load Weight
  • 4000 lbs
Approximate Shipping Weight
  • 2600 lbs
Electrical Requirements
  • 230 V /
  •  
  • 3 ph /
  •  
  • 60Hz 
  • 15A
Pneumatic Requirements
  • Not required, except with optional kicker
Controls
  • Allen Bradley MicroLogix 1200 PLC
  • 24V control system
  • Current overload protection
  • NEMA 4/12 control cabinet
  • Wrap selectors (1 to 99)
  • Power On/Off switch and status light
  • Start/Stop push button
  • Large emergency stop (push / pull type)
  • Manual carriage up/down function
  • Variable table speed (16 RPM) with automatic home position with automatic home position
  • Variable cradle roller speed
  • Manual table job
  • Cradle rotation jog
  • Film tension adjustment
  • Lack of film alarm
Structure
  • 14 gauge formed steel tower
  • Forklift Portable base design from both ends
  • Heavy duty structural steel construction
Film Delivery System
  • 20" NO-THREAD® Powered Pre-Stretch Carriage
  • 1 HP AC motor with Allen Bradley variable frequency drive
  • Lifetime warranty on pre-stretch rollers blue compound
  • Film force release for easy pull at start and end of cycle
  • 50-400% pre-stretch ratio (preset to customer spec, Std 200%)
  • Electronic film tension control with analog sensor
  • Film roping bar
  • Lexan roller cover for operator safety
  • Proximity sensor on carriage gate to ensure gate is properly closed
Film Carriage Drive
  • 1 HP AC motor with Allen Bradley variable frequency drive
  • Two #50 carriage lifting chains enclosed in tower for safety
  • Bearing supported maintenance free guide wheels
Turntable
  • 77" dia. x 1/2" think round table
  • 60" long powered cradle rollers
Turntable Drive
  • 1 HP AC motor with Allen Bradley variable frequency drive
  • 0-16 RPM variable speed
  • 25" Heavy duty Ring gear bearing drive
  • Electronic soft start/stop
  • Positive turntable alignment controlled by proximity sensor
Technical Information
  • The machine is provided with a manual including electro/mechanical schematics and drawings, troubleshooting guide & Installation instructions
Notes:
  • Optional
  • Production rate based on load configuration and machine options
  • Overall dimensions of machine in operation
  • All machine specifications are subject to change without prior notice
  • Please consult your distributor for prices.
  • Please note that retrofits are to be installed by a Certified Wulftec Technician.
  • Carriage

    20" hydraulic carriage (no pre-stretch)
    30" hydraulic carriage (no pre-stretch)
    30" NO-THREAD® Powered Pre-Stretch Carriage
    Carriage adaptor bracket for 20" film on 30" carriage

    Controls

    Lanyard remote
    Pull cord
    Remote push button station
    Safety control lockout
    Upgrade from standard to deluxe
    Warning Alarm / Horn
    Warning flashing light

    Load tilting device

    Load tilting device (kicker)

    Motors

    Wash down motors

    Paint

    Custom color
    Epoxy paint
    Steel-it paint

    Photoeye

    Dark load detection

    Safety

    Safety fencing
    Safety light curtains

    Scale

    Electronic scale

    Temperature package

    Cold A (32 to 41°F / 0 to 5°C)
    Cold B (5 to 32°F / -15 to 0°C)
    Cold B (5 to 32°F / -15 to 0°C) - Deluxe panel
    Cold C (-31 to 5°F / -35 to -15°C)
    Fan & Exhaust
    Warm A (up to 115°F / up to 46°C)
    Warm B (104°F / 40°C and up)

    Transformer

    Customized transformer
    Standard transformer
    Transformer for Cold C temperature package