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Sure Cut Rotary Knife Cutter
SC-5 Servo Model
Installation
Operation
Maintenance
Troubleshooting
The Conair Group, Inc.
Instant Access
One Conair Drive
Parts and Service
Pittsburgh, PA 15202
(800) 458-1960
Phone: (412) 312-6000
(814) 437-6861
Fax: (412)-312-6227
www.conairnet.com
UGE059/1003
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It is important to record the model and serial number(s) of Record your equipment’s your equipment and the date you received it in the User model and serial num- Guide. Our service department uses this information, along ber(s) and the date you with the manual number, to provide help for the specific received it in the spaces equipment you installed. provided. Keep this User Guide and all manuals, engineering prints and parts lists together for documentation of your equipment. Date: Document Num
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INTRODUCTION . . . . . . . . . . . . . . . . . . .1-1 TABLE OF Purpose of the User Guide . . . . . . . . . . . . . . . . . . . . . . . . .1-2 How the Guide is Organized . . . . . . . . . . . . . . . . . . . . . . .1-2 CONTENTS Your Responsibilities as a User . . . . . . . . . . . . . . . . . . . . .1-2 ATTENTION: Read this so no one gets hurt . . . . . . . . . . .1-3 How to Use the Lockout Device . . . . . . . . . . . . . . . . . . . .1-5 DESCRIPTION . . . . . . . . . . . . . . . . . . . .2-1 Wh
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MAINTENANCE . . . . . . . . . . . . . . . . . . . .5-1 Maintenance Features . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-2 Warnings and Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . .5-2 Maintenance Overview . . . . . . . . . . . . . . . . . . . . . . . . . . .5-4 Preventative Maintenance Schedule . . . . . . . . . . . . . . . . . .5-4 Checking the Blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-6 Inspecting Cutter Bushing Screws . . . . . . . . . . .
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INTRODUCTION Purpose of the User Guide . . . .1-2 How the User Guide is organized . . . . . . . . . . . . . . .1-2 Your Responsibilities as a User . . . . . . . . . . . . . . . .1-2 ATTENTION: Read this so no one gets hurt . . . . . . . . . . .1-3 How to Use the Lockout Device . . . . . . . . . . . .1-5 UGE059/1003 SC-5 SURE CUT Servo Knife Cutter 1-1
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This User Guide describes the Conair SC-5 Sure Cut Servo PURPOSE OF Knife Cutter and explains step-by-step how to install, operate, maintain and repair this equipment. THE USER Before installing this product, please take a few moments to GUIDE read the User Guide and review the diagrams and safety infor- mation in the instruction packet. You also should review man- uals covering associated equipment in your system. This review won’t take long, and it could save you valuable instal- lation and op
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We design equipment with the user’s safety in mind. You can ATTENTION: avoid the potential hazards identified on this machine by fol- lowing the procedures outlined below and elsewhere in the READ THIS SO NO User Guide. ONE GETS HURT DANGER: Sharp blades! Most injuries caused by knife blades occur when the cutter has been turned off. Handle blades with care at all times. Always lock out the cutter before opening the cutting chamber. Always wear cut-resistant gloves when the cutting chamber i
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WARNING: Voltage Hazard ATTENTION: This equipment is powered by three-phase alternating current, as specified on the machine READ THIS SO NO serial tag and data plate. ONE GETS HURT A properly-sized conductive ground wire from the incoming power supply must be connected to the chassis ground terminal inside the electri- cal enclosure. Improper grounding can result in severe personal injury and erratic machine operation. Always disconnect and lockout power before opening the electrical enclosure
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WARNING: Electrical hazard HOW TO USE Before performing maintenance or repairs on this product, disconnect and lock out electrical THE LOCKOUT power sources to prevent injury from unexpect- ed energization or start-up. A lockable device DEVICE has been provided to isolate this product from potentially hazardous electricity. Lockout is the preferred method of isolating machines or equipment from energy sources. Your Conair product is equipped with the lockout device pictured below. To use the loc
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DESCRIPTION What is the SC-5 Sure Cut Knife Cutter . ..............2-2 Typical Applications . . ........2-4 How the SC-5Works ...........2-5 SC-5 Features ................2-7 Specifications ................2-7 Optional Equipment . . . ........2-8 UGE059/1003 SC-5 SURE CUT Servo Knife Cutter 2-1
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The Conair SC-5 Sure Cut Series rotary knife cutter has been WHAT IS THE designed to be “The most versatile cutter of the industry”. SC-5 SURE With both capacity to cut small parts at high speeds or large tubes or profiles at low speeds this cutter can eliminate the CUT? need for moving cutters in and out of a line per application. Today with custom profile houses potentially running 2-3 dif- ferent profiles on one line in a given day, time is at a premi- um. Having to move different cutters in
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The larger diameter flywheel used on the servo cutter offers WHAT IS THE the potential of higher surface speeds at dramatically lower blade rpm’s with high cutting torque. The typical grey area SC-5 SURE between on-demand cutting and flywheel cutting (150 cpm on-demand up to 300 cpm flywheel), typically seen in DC dri- CUT? ven clutch\brake cutter is eliminated. CONTINUED It should not be necessary to cut in on demand mode in excess of 150 cuts per minute which will greatly save on premature wea
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Cutting from Below the Bushing Holder TYPICAL The SC-5 Sure Cut Servo Cutter housing maximizes versatili- APPLICATIONS ty and operational ease. Due to the size of the flywheel it was determined best to mount it directly below the bushing holder keeping the center of gravity low and offering the following benefits: Accessibility of the flywheel for ease of blade changes. Built in blade lubrication tray can be integral to the design of the cutting chamber. An optional blade heating system
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Extruded material that has been sized and cooled enters the HOW THE SC-5 cutter from the upstream side (See How the SC-5 Sure Cut Works, Section 2, step 1). Typically, a puller is placed just SURE CUT before the cutter; the puller pulls the extrudate through the sizing and/or cooling tanks and feeds it into the cutter. WORKS The positional servo motor, is direct coupled to the cutter head, or an in-line planetary gear reducer that drives the cut- ter head. The planetary gear reducer arrangement
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HOW THE SC-5 SURE CUT WORKS CONTINUED Cut pieces are collected or 3 carried away on a conveyor. Extruded material enters the 1 cutter from the upstream side. The cutter head holds the 2 blade(s) as they rotate and pass between the bushings, cutting the extrudate. SC-5 SURE CUT Servo Knife Cutter UGE059/1003 2-6 DESCRIPTION
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The SC-5 Sure Cut Servo Cutter features: SC-5 Parts discharge chute or Wide Range of Cutter FEATURES CONAIR SERVO CUTTER optional discharge conveyor Bushing Capacities Version 1.0 24-inch diameter fly- wheel with multiple blade mounting system Polycarbonate blade observation window Optional blade lubrication system The standard control: Heavy-duty leveling Large easy-to-read display. screws and pads Soft keys allows the opera- tor to select different func- tions. Numeric keys permits data
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Slide Base OPTIONAL This option is highly recommended for cutting flexible extru- dates. While the cutter base is fixed and aligned with the EQUIPMENT puller, the cutter itself is mounted on a set of linear slides that allow as much as 12 inches of movement. The cutter can be moved away from the puller for startup, then moved close to the puller to enhance delivery to the cutter bushings. Blade Wipe The blade wipe system keeps the cutting blade clean by removing lubricant and particles from the
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Discharge Conveyor A discharge conveyor facilitates the removal of cut parts. OPTIONAL Discharge conveyors are available in the following sizes: EQUIPMENT 6 inches wide by 6 feet long 6 inches wide by 10 feet long 6 inches wide by 16 feet long Isolation Transformer The isolation transformer protects sensitive electronics from incoming power, which helps prevent errors caused by electri- TIP: Conair strongly recom- mends the use of an isolation cal noise. It also protects equipment from e
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