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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