Shaft coupling of the types W | WLA | WLB
Installation instruction
Changes reserved
TAS Schäfer GmbH58300 Wetter
Germany
1/401/2012
Ch. Müller
Schutzvermerk nach DIN ISO 16016 beachten | Observe protection notices in accordance with DIN ISO 16016
GermanPhone: +49 (0) 2335 9781-0 E-Mail: [email protected] Internet: www.tas-schaefer.de
Page:Issue:
Name:Gen. language:
ATTENTION!
General warning!
Intended usage
• Mountinganddismountingofashaftcouplingmustberestrictedtoqualifiedpersonnel.
• Incorrecthandlingmaycauseinjurytopersonsanddamagetomachines!
• Atwork,withheavypartsandequipment,observeallsafetyinstructionsandwarnings.
• Read these instructions carefully and completely before first use. Familiarize yourself with thefunctioningandthenotesonsafetyindetail.Ifyouhaveanyquestions,pleasecontactusattheabovephonenumberoremail.
• Place these instructions available to all employees who work with our shaft couplings and payattentiontocompliancewiththespecifications!
Thegeneral,accidentpreventionregulations(UVV),thetradeassociationresponsibleforyourcompanyinGermanyor for your company valid regulations and lawsof the respective country.Youwill alsoreceivethefollowingsafetyinstructions:
• Makesurebefore installingandremovingtheshaftcoupling, theengineanddrivetrainhasbeensecuredagainstaccidentalactivation!Thismaydoneforexamplebyusingsigns,orbyremovingthefusesonthepowersupply(decommissioning).Rotatingpartsmaycauseseriousinjury.Alsofollowthenotesbelowundertheaspect„SafetyFirst“.
• Onlyusesuitable,approvedandtestedslingmeansfortransportingandinstallingtheshaftcoupling!Donotstayinthehazardousarea!
• Duringtransportoftheshaftcoupling,alongwithagearorsimilar,youhavetosecureitontheshafttopreventslipping,iftheshaftcouplingisnotfirmlymounted!!
• Withanuprightstorage,youhavetotakecare,thattheshaftcouplingcannotfalloverorroll.
• Neverstarttheclampingprocedurewithoutinsertedshaft!Thiscanresultindamagetothebushandthepressurerings!
Youonlyallowedtomount,dismantleandusetheshaftcouplingif:
• youhavecarefullyreadandunderstoodtheinstallationinstructions
• youhadtechnicaltraining
• yourcompanyauthorizedyoutodothat
You are only allowed to perform maintenance and repairs if you meet the above terms and arefamiliarizedwiththeproceduresused.Theshaftcouplingmustbeusedonlyinaccordancewiththeirtechnicaldata.Constructivemodifications,withoutourapproval,arenotpermitted.Foranyresultingdamageweacceptnoliability.Wereservethe right for technicalchanges, if theseserve todevelopmentor improvesafety.Theshaftcouplingdescribedhererepresentsthestateoftheartatthetimeofcreationofthismanual.
Shaft coupling of the types W | WLA | WLB
Installation instruction
Changes reserved
TAS Schäfer GmbH58300 Wetter
Germany
2/401/2012
Ch. Müller
Schutzvermerk nach DIN ISO 16016 beachten | Observe protection notices in accordance with DIN ISO 16016
GermanPhone: +49 (0) 2335 9781-0 E-Mail: [email protected] Internet: www.tas-schaefer.de
Page:Issue:
Name:Gen. language:
Shaft couplings of the types W | WLA | WLB
Overview of ComponentsPart Quantity Designation
1 1 Bush
2 1 Pressure ring D
3 1 Pressure ring G
4 see catalog Screw
Lubrication
Preferred tolerances and surface roughness
> ≤ FSmax
mmClearanceBush/Shaft
Rzµm
9 18 0,022 H6/h6 10
18 30 0,026 H6/h6 10
30 50 0,032 H6/h6 10
50 80 0,049 H7/h6 10
80 120 0,057 H7/h6 16
120 150 0,065 H7/h6 16
150 180 0,079 H7/g6 16
180 250 0,090 H7/g6 16
250 315 0,101 H7/g6 16
315 400 0,111 H7/g6 16
400 500 0,123 H7/g6 25
500 630 0,136 H7/g6 25
630 800 0,154 H7/g6 25
800 1000 0,172 H7/g6 25
Theshaftcouplingissuppliedreadyforinstallation.
The force is transmitted via a frictional connectionbetweenthefunctionalsurfacesofshaftandbush.
Payattentiononapropertighteningoftheclampingscrewsandtheconditionofthecontactsurfaces.
Thetolerancesforshaftandbushboreareobserved(see table).Fromtherecommendationdeviatingtolerancesaretofind on the order-relateddimensionsheet.
x
x
x
x
x
x
Shaft2
Shaft1
4
3
2
1
fig.type„W“
X
X
X
Theshaftcouplingislubricatedatthefactory.Afterdisassemblyoftheshaftcouplingtheproperlubricationhastobeexamined.Checkthelubricationoftheplacesmarkedwith X ,andthelubricationofthescrewthreadsandheadrests.Aslubricantmolybdenumdisulfide(MoS2)pasteisused.
Shaft coupling of the types W | WLA | WLB
Installation instruction
Changes reserved
TAS Schäfer GmbH58300 Wetter
Germany
3/401/2012
Ch. Müller
Schutzvermerk nach DIN ISO 16016 beachten | Observe protection notices in accordance with DIN ISO 16016
GermanPhone: +49 (0) 2335 9781-0 E-Mail: [email protected] Internet: www.tas-schaefer.de
Page:Issue:
Name:Gen. language:
•Thecontactsurfacesbetweenshaftandbush(bushbore)mustbegrease-free,dryandclean toensureasufficientlyhighcoefficientoffriction.
•Thefunctionalsurfacesoftheshaftcoupling,thescrewthreadandtheheadrestsarelubricatedatthefactory.
•Forshaftcouplingsthebushisopionallyprotectedwithoiledpaper.Thismustberemovedbeforeassembly.
Preparation
1.Positioningoftheshaftcouplingontheshaftasspecifiedintheassemblydrawing.Removepossiblypresenttransportlocksbetweenthepressurerings.Makesurethatthepressureringsarepositionedentirelyonthecontactsurfacesbetweenthebushandshafttoavoiddamagingofthecomponents.Tofacilitatetheassembly,shaftcouplingscanbedisassembled.
2.Hand-tightenthescrewsoftheshaftcouplinguntilitsitsfreeofclearanceontheshaft.Payattentiontotheparallelismofthepressurerings!
3.Duringfurtherclampingprocedureacircumferentiallyuniformgapsizebetweenthepressureringsistobeobserved.Forthispurposecheckthegapsizeatseveralpointsaroundthecircumference.
Installation
Design„W“
Design„WLA“
Design„WLB“
Shaft coupling of the types W | WLA | WLB
Installation instruction
Changes reserved
TAS Schäfer GmbH58300 Wetter
Germany
4/401/2012
Ch. Müller
Schutzvermerk nach DIN ISO 16016 beachten | Observe protection notices in accordance with DIN ISO 16016
GermanPhone: +49 (0) 2335 9781-0 E-Mail: [email protected] Internet: www.tas-schaefer.de
Page:Issue:
Name:Gen. language:
1.Loosenthescrewsevenlyoneaftertheother.Forthispurposeseveralcyclesarenecessarytoavoidanoverloadofthescrewwhenlooseningthepressurerings.Neverremovescrewsbeforetheshaftcouplingiscompletelyrelaxed.Otherwise there is a high risk of accidents due to overloading of one individual screw!
2.Iftheshaftcouplingcompletelyrelaxed,theshaftandbushcanbeseparatedfromeachother.
3.Pullofftheshaftcouplingfromtheshaft.
Dismantling
Beforereuse,cleantheshaftcouplingandchecktheperfectconditionofthecomponents.Cleanthepressureringsandthebushandchecktheperfectconditionofthecomponents.Alllubricationpointsmustbeprovidedwithnewlubricantsinaccordancewiththesemanual(see „Lubrication“).
Reuse of used shaft couplings
Defectshaftcouplingsmustbecleanedofgreaseandoilandbescrapped.
Ifyouareunsurewhetheryourshaftcouplingarestillusable,youcansendittousforreview/repair.Pleasecontactusinanycasebeforesending!
Repair / disposal
4.Forthefurthertighteningprocess,atorquewrenchorothersuitabletool/methodisused.Thescrewsareattractedinseveralcycles,step-by-step(25%, 50%, 75%, 100%).Thestandardtighteningtorque,see the shaft coupling and the corresponding dimension sheet. In special cases, the tighteningtorquemaybereduced,sothespecificationinthedimensionsheetismandatory!(if any)
5.Nowtightenthescrewsinorder. (The first stage can also be performed crosswise.)Aftereachcycleincreasetothenextstage.Isthemaximumtighteningtorqueofthescrewsreached,performano-ther2-3roundswiththesametorque.Istheproposedtighteningtorqueachievedatallscrews,theinstallationoftheshaftcouplingiscompleted.
