RASOR GRT12M User manual

USE MANUAL
GRT12MGRT12M THREE-PHASE
CUTTING UNIT

COMPANY
ACKNOWLEDGMENT
DearCustomer,
thankyouforchoosingaRasor®ElettromeccanicaS.r.l.product.
Rasor®hasbeenareferencepointinthefieldofcuttingsystemsinthetextile,clothing,
furniture,tailoring,sport,chemical,automotive,nauticalandinsulatingmaterialsectorsfor
years.Itsproductionhasalwaysbeensynonymouswithreliabilityattestedbymanyof
satisfiedcustomers.
Rasor®qualitysystem supervisesall thecompanyactivities in orderto providetheCustomer
withaservicethatmeets its needsandexpectations intermsof productquality,delivery
reliabilityandstock of finishedproducts.
Alltheparts ofthedeviceshavebeendesignedandproducedtoguaranteeanoptimum
performance.InordertokeepthehighqualitylevelandthelongreliabiltyoftheRasor®
products,itisrecommendedusingonlyoriginalsparepartsandcontactingtheheadoffice
foranymaintenancework.
Rasor®ElettromeccanicaS.r.l.wasestablishedinMilanin1946 byLuigiSpinelli.Formore
thansixtyyearsithasbeenproducingautomaticcuttingsystems,cuttingunits fortextile
applications andelectricandpneumaticcutters.
Initiallyconsideredasapointof referenceforcuttingsystemsinthe
textileapplications,theRasor®products arenowadayswidelyusedin
otherfields:chemical,automotive,nauticalandsportsectorsandin
furnituremanufacturing.
Rasor®canrelyontheprofessionalcontinuityof three generations,
thanksto theprecious supportof thepromotingpartner,to hispassion,dedicationandgreat
experienceof seventyyears.
Themaincharacteristicof Rasor®isthateachworkingphase,startingfromthemanufacturing
of theproductupto its packinganddeliveryiscarriedoutinRasor®premisesbyqualified
operatorswhohaveprofessionalygrownupfollowingthespiritof thecompanyandof its
founders.ThisensuresthehighqualitywhichRasor® hasalwaysconsideredasessentialsince
thebeginningof its activity.
Followingtheinnovativespiritmentionedabove,ourcompanyisconstantlyfocusedonthe
improvementof theproductquality,onthestudyanddevelopmentof newmaterialsand
technologies.
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1.GENERALSAFETY RULES
ThismanualisanintegralpartofcuttingunitGRT12Mandmustbecarefully
readbeforeusingitsinceitgivesimportantindicationswithregards toits safe
installation,useandmaintenance.Keepitwith care.
BeforeusingcuttingunitGRT12M,readcarefullythefollowinggeneralsafety
rules.
•PACKAGING.
Aftertakingoffthepackagingmakesurethatthecuttingunitisintact.In case
ofdoubtdonot useitandcontactan authorizedservicecentre.Donotleave
piecesofpackaging(plasticbags,foampolystyrene,boxes,etc.)withinthe
reachof childrenordisabledpersonssincetheyarepotentialsourcesofdanger.
•AVOIDDANGEROUSENVIRONMENTS.
PreventthecuttingunitGRT12Mcomponents fromcomingincontactwith
damporwetsurfaces.
•KEEPCHILDRENAWAY.
Unauthorizedpersons,inparticularchildren,mustbekeptawayfromtheworking
area.
•FEEDINGCABLE.
Preventthefeedingcablefromcomingincontactwithhotobjects,pointed
surfacesorsharpedges.Neverpullthefeedingcableofthemachine.Itmust
neverbereplacedbytheuser.Ifnecessarycontactprofessionallyqualified
staff.
•KEEPTHE WORKINGAREAALWAYSINORDER.
Theworkplacemustalwaysbekeptinorderandwell lightened;liquidsoroil
tracesmustnotbepresent.
•ALWAYSUSECUTTINGUNITSGRT12MPROPERLY.
Usethecuttingunitsonlyto carryouttheworkstheyhavebeen designedfor;
donotusethemimproperly.
•OBSERVETHEUSEOFTHE TOOLS.
Donotcutexcessivelythickmaterialsandalwayscheckbladeconditions.
•AVOIDACCIDENTALSTARTINGS.
BeforeconnectingcuttingunitGRT12M,makesurethateverythingisinstalled
properly.
•CLOTHING.
Donotuselargeclothesoraccessoriesthatmightgetstuck inthemoving
parts.
•GOGGLESANDPROTECTIVEMETALMESHGLOVES.
Always usegoggles,protectivemetalmesh glovesapprovedbyRasor®during
useandmaintenanceoperations(accordingtoUNIEN388:2004standard).
•SPAREPARTS.
Duringmaintenanceandreplacementoperations useonlyoriginalspareparts.
Blademaintenancemust beonlyperformedbyRasor®technicians.
•INSTALLATION.
Anyinstallationthatisnotinconformitywiththese
specifications couldjeopardizeyoursafetyandcancelsthe
warranty.
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ALLRIGHTSARERESERVEDACCORDINGTOTHE
INTERNATIONALCOPYRIGHT CONVENTIONS
Thereproductionof anypartof thismanual, inanyform,isforbiddenwithoutthe
priorwrittenauthorizationof Rasor®ElettromeccanicaS.r.l.
Thecontentof thisguidecanbemodifiedwithoutpriornotice.Greatcarehas
beentakenincollectingandcheckingthedocumentationcontainedinthis
manualto makeitas completeandcomprehensibleaspossible.
Nothingcontainedinthismanualcanbeconsideredasawarranty,either
expressedorimplied-including,not inarestrictiveway,thesuitabilitywarranty
foranyspecialpurpose.Nothingcontainedinthismanualcanbeinterpretedasa
modificationorconfirmationof thetermsof anypurchasecontract.
Rasor®ElettromeccanicaS.r.l.machineshavenot beenconceivedtoworkinareasatriskof
explosions andathigh riskof fireandtheycannotcutwetordampmaterials.Moreover,they
cannotworkin caseofrain.Incaseof damageormalfunction,cuttingunitGRT12Mmustnot
beuseduntiltheCustomerCareTechnicalServicehasrepairedit.
Theoriginalconfigurationof thecuttingunitmustnot bechangedatall.
Onreceivingthemachinemakesurethesupplycorrespondstowhathasbeenordered.
Incaseofnon-complianceimmediatelyinformRasor®.
Alsomakesurethecuttingunithas notbeendamagedduringtransport.
CustomerCareTechnicalService
WARNING
Theinstallerandthemaintenancemanmustknowthecontentof thismanual.Although
themainfeaturesof themachinedescribedinthismanualarenot subjecttochange,
Rasor®ElettromeccanicaS.r.l.reservestherightto modifythecomponents,details
andaccessoriesitdeemsnecessaryto improvethemachineorto meetmanufacturingor
commercialrequirements atanytimeandwithoutbeingobligedto updatethismanual
immediately.
Informativeletter
Foranyinformation,pleasecontact
RASOR®ELETTROMECCANICA S.r.l.
ViaV.Caldesi,6;20161,MILANO(MI)-ITALY
Phone:[phone];Fax:[phone]
e-mail: [e-mail]
web: www.rasor-cutters.com
WARNING
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2.TRANSPORTAND PACKING
Thecuttingunitisdeliveredinacarryingcase,insidewhichtherearevarious options.The
codeof theorderedproductandits serialnumberareindicatedoutsidethepackage(see
picture1).Thefollowingaccessoriesarecontainedinabaginsidethepackage:
1) Poligonalblade;
2) Butterflywrenchforbladenutdisassembly;
3) Driftforbladedisassembly.
3.PLATE DATA
Themanufacturer'sidentificationandECSTANDARD2006/42/ECconformityplate(see picture
below) islocatedonthefrontpartof thecuttingunit.
Theplate mustnotbe removedatall,evenifthemachineisresold.Alwaysreferto
theserialnumberwrittenontheplateitselfwhencontactingthemanufacturer.
Severalsafetywarningsareprintedonacardwhichisappliedto thecuttingunitfeeding
cable;suchwarningsmust bestrictlyfollowedbyeveryonedealingwiththemachine. The
companyisnottobeheldresponsiblefordamagetopropertyoraccidentsto
peoplewhich might occur iftheabove-mentionedwarnings arenotobserved.In
such acase,theoperatoristheonlypersonresponsible.
1
Serialnumber
Yearofproduction
Model
Electricdata
2
2
1
3
GRT12M
180
MM_______
0,52
400 2___
READ
THE
INSTRUCTION
MANUAL
DONOT
REMOVE
THE
SAFETY
DEVICES
HIGH
VOLTAGE
SHEARING
RISK
USE
METAL
GLOVES
USE
GOGGLES
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4. PRODUCTDESCRIPTION
ThefixturedescribedinthismanualisacuttingunitmodelGRT12Mwhichcanbeassembled
onautomaticmachines(e.g.spreaders,computerizedcutting) bymeans of properholes
locatedinthemotorsupport.GRT12Mcanoperatecontinuouslyanditcancutatvarious
heights bymeans of multipleinstallation.
Bycuttingwiththebladeandthecounterbladealwaysincontactandthanksto thesteel
upperqualityof thebladesupplied,GRT12Mguaranteesthecleanseparationwithoutfrayings
of thetwobordersof thecutmaterial.Thankstotheuseofaneffectivecuttingsystemwitha
poligonalblade,itispossibletousethecuttingunittocutprofilesnot onlyinthetextileand
tannagesector,butalsoinseveralindustrialsectorssuchasto cutpolymers,thermoacousticinsulators,
padding,neoprene,filters,syntheticfabricsandsimilarfabrics,moquetteandinternalpartsof cars
andships,glassandcarbonfibres.Thethree-phasemotorwithextremelycompactdimensions
andextremereliabilitywith120 mmdiameterblades,guaranteescutswith thicknessupto
5cm.Asharpenerassembledonthecuttingunitheadallowswhettingthebladeatany
momentwithoutdisassemblingit.Aftercarryingoutthisoperation,itispossibleto start
cuttingagain.Ahighpowermotor,perfectlybalanced,withahighnumberof revolutions
andalmost free of maintenance,reducesthevibrations to theminimum,thus makingthe
cuttingunitcomplieswithEuropeanDirectiveNo.2002/44/ECconcerningtherisksderiving
frommechanicalvibrations.Themechanicalparts aremadeof highresistancesteel, bronzeand
aluminium andrequirelubricationafterseveralworkinghours.
1
23
6
7
5
4
8
9
11
10
12
1Connectorblock 7 Aluminiumbasecoveredwith
Teflon®
2Motorcover 8 Poligonalblade
3Motorframe 9 Greaser
4Sharpeningbutton 10 Motorflangewithassembly
holes
5Motorsupport 11 Hardmetalcounterblade
6Movablefrontprotection 12 Structure
Devicecomponents
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7.FIELDOFAPPLICATION
6.NOISE LEVEL
NOTE
It isadvisableforcuttingunitGRT12Mownersto verifythecompliancewiththestandard
concerningsafetyof workers:Italianlegislativedecree 81/08.
Themaximum acousticpressurelevelemittedbycuttingunitGRT12Misabout60 dB(A).
Noisetests havebeen carriedoutin compliancewith StandardUNIENISO11202:2010. The
devicenoiselevels,measuredatdifferentdistances(withoutanysoundwavefilteringsystem),
varyintheextentof fewdb (A).
CuttingunitGRT12Mhasbeendesigned,manufacturedandassembledto cutanykindof
fabricsormaterials,withtheexceptionof metal,plasticorwood,bymeans of rotarypoligonal
blades.Thisequipmentmust not work:
-in areas proneto explosions;
-in presenceof finedustorcorrosivegases;
-on wetordampmaterials;
- tocutplastic,metalandwoodenmaterials.
Itisforbiddentousecuttingunit GRT12Mfor purposesdifferentfromtheabove-
mentionedones.
5.TECHNICALFEATURES
Thetechnical dataareonlyindicative andthey canbe changed withoutnotice.
120mm withhardmetal
counterblade
400rev./min
about 50mm
Three-phase-Asynchronous,180W
(IP65-CLF)
0,52A
4550g
5500g
1,5mt
LUX200
<2,5m/s2
0~55°C
10~95%without condensate
Workingtemperature
Workinghumidity
Weight(withpackage)
Electriccablelength
Minimumlightforworking
operations
Vibrationat thestartup
Cuttingworkingdepth
Motorpower
Weight(withfeedingcable)
GRT12M cuttingunitfeatures
Blade diameter
Bladespeed
Max.absorption
8sidebladeØ120mm,inH.S.S.steel
12 sidebladeØ120 mm,inH.S.S.steel
CircularbladeØ 120 mm,inH.S.S. steel
8sidebladeØ120mm,inH.S.S.steel
coveredwithTIN
12 sidebladeØ120 mm,inH.S.S.steel
coveredwithTIN
8sidebladeØ120 mm,inintegralhard
metal
8sidebladeØ120mm,inH.S.S.steel
coveredwithTeflon
®
12SHSSTF
Featuresofthe availableblades
12SHSS
12CHSS
12SMD
12DHSSTN
12SHSSTN
12DHSS
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8.USE WARNINGS
Werecommendfollowingtheindicationsbelowinordertoalwaysworkinsafetyconditions.
·Alltheoperationsmustbecarriedoutcomplyingstrictlywiththesafetyrulesofthecountry
wherethedeviceistobeinstalled.
·ItisSTRICTLYFORBIDDENtosmokeduringtheinstallationoradjustmentoperationsofthe
cuttingunit.
·TheCustomerundertakestocomplywithandmakehisstaffobservealltherulesand
regulationsinforceconcerningsafety,preventionof accidentsandhealthinthework
place.Therefore,theCustomerassumestheresponsibilitytostrictlyfollowalltherulesand
regulationsinforce,aswellasthespecialprovisionsinforceinsportandpublicinstallations
theCustomerdeclarestoknowafterreceivingalltherelativenecessaryinformation.
·Thecuttingunitworksalsowithoutitssafety protectivedevice.Thisprotective
device mustNEVER beremoved.
·Alwayschecktheresistanceofthematerialtobecutandthekindof bladewhichis beingused.
·TheCustomershallequiphisownpersonnelwithalltheindividualsafetyprotectionsfor
theexecutionoftheworks,aswellaswiththeoneswhichmightbeprescribedbythe
Manufacturerduetospecificdangerconditionsoftheplantoroftheareawherethe
personnelmustwork.
·Donot makeanyadjustmentwhilethebladeisworkingorwhiletheelectricplugis
connected.
·Alwayspayattentiontotheelectriccablepositiontopreventitfrombeingcutordamaged
bytheblade.
·ItisallowedtoassemblecuttingunitGRT12Mon machinesO.E.M.on conditionthattheir
originalstructureis notmodified.Otherwise,theintervention mustbecertifiedbyRasor®.
WARNING
3
9.ELECTRICCONNECTION
B
A
B
Firstlymakesurethatthelinesareabletosupplythecuttingunitwithpowercorrectly,
incompliancewiththesafetyrules(forthefeaturerequiredseepar.5).
Wesuggestinstallingamagnetothermicsafetydevicebeforethecuttingunitandcheckthat
thegroundcircuitis effective.Beforeworkingonthefeedingcablepulltheplugout.Check
thatelectricconnectionsandprotections correspondtothedrivingforceandtheplatedata
values(voltageandcurrent),requiredbythedifferentelectriccircuits.ByreferringtotheCEI
11-27/1standardall theworkscarriedoutbymeans ofelectriccurrentmustbeperformed
bystaffprovidedwithall thedevicesrequiredbytheabove-mentionedstandard.Forthe
workscarriedoutundervoltage,itisnecessarythattheemployercertifiesthestaffsuitability,
afteratrainingperiod.ThecuttingunitGRT12Missupplied
withelectriccableconnectedtotheconnectorblocklocated
nearthemotor.Theusermustconnectthecuttingunittothe
mains(thecablecomplieswiththeCEI20-22IIIStandard).
Neverchangethelengthofthesuppliedcable.Ifnecessary,use
alongercableandreplacetheonesupplied.Toconnectthe
newcableopencover“A”byunscrewingthe4cross-slotted
screws“B”(seepicture3).Connectthephasecableto the
terminalboard.Theminimum sectionoftheconnectingcables
mustbedeterminedbytheoperatorinchargeoftheinstallation.
WerecommendusingIMQapprovedsafetycablesandsockets.
Checktheconnectionbyenablingthecuttingunitandverify
therotationdirection.Thecuttingunitis providedwithearthing
(yellow-greencable).Possiblefaultyearthingconnectionsmay
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10. RESIDUALRISKS
11.INSTALLATION AND USE
Eventhoughthecuttingunitissafe,operatorsmust payattentionto preservetheirandother
people’ssafety.
LAttheendof theworkingoperations,motorandmetalparts couldbeveryhot.
LThecuttingbladecanworkevenwhentheprotectivedeviceisdisassembled.
Toinstall andusethecuttingunitmanually,proceedasfollows:
1)Fixthecuttingunitonlevelsquaresoranglesbymeans of four5MAscrews,byinserting
themintheeightholes locatedinthemotorlowersupport(seepictures 4and5).
NOTE
Thecuttingunitcanbeinstalledinanyposition/angle:vertically,laterallyanditcanbeturned
upsidedown.It isnot compulsoryforthealuminium baseto touchthemachinesurface.
2)Laythematerialto becut;
3)Connectthecuttingunitto thepowersupply;
4)Putthematerialonthecuttingbase(see picture6);
5)Adjust thefrontmobileprotectionaccordingto thethicknessof thematerialtobecut;
6)Carryoutthecuttingoperation.
NOTE
CuttingunitGRT12Mcanworkinafixedposition(thematerialhasto bemoved) oritcan
moveforwardwhilethematerialiskeptinthesameposition.Makesurethematerialto becut
isproperlystretched,preventingitfromcurling.
4
WARNING
Neverusethetwoboltswhich fix themotortothecuttingpart tofastencutting
unit GRT12M.Thisoperationmaycausethemotorshafttobreak.Inthiscase,
warrantyisnotvalid.
56
WARNING
Theoperatormust install adisconnettingswitchonthesupplylineinorderto switchoff the
machine,ifnecessary.
causeunsafeworkingconditions.Possibledamagesarenot atRASOR®s.r.l.charge.
Thepowersupplymustbeprovidedbyalineprotectedagainstovercurrentbymeansofan
automatic(magnetothermal)switchordelayedfuseswithasuitabledimensions.Thecurrent
allowingsafetydeviceenablingmust beas lowas possibleconsideringthemax.absorption
ofthemachine(seeidentificationplate).
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13. LUBRICATION
Every3-4workingdaysitisnecessaryto lubricatethepair
of gears.
Tocarryoutthisoperation,removetheprotectiveplug
“A”locatedonthemotorsupportof thecuttingunitand
fill itwithlubricatinggreaseRasor.
Screwplug“A”againafewturns.Screwplug“A”afew
turns every2-3workingdays(see picture9).
Theblademust neverbedirtywith greaseoroil. 9
WARNING A
12. BLADESHARPENING
Aftermanyhoursof acontinuativeuseof thecutting
unit,orifitwouldnot beableto cutanymore,itis
necessaryto sharptheblade.
Tocarryoutthisoperation,startthebladeandpress
sharpener“2”locatedonitfor3-4seconds(bypressing
push button“1”,asshowninpicture7).
Repeattheoperation 2-3times.
Ifthesharpeningoperationisnot effective,check the
wearof emerygrindingwheel“3”(see picture8).
Ifemerygrindingwheel“3”istoo wornordirty,replace
it.
1
2
8
3
7
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