Transcript
7/27/2019 f-general info.pdf
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GENERAL
INFO
F-1
GENERAL
INFO
F - General ino about maintenance, metallurgical-,heat-treatments, calculations, ect...o chains & sprockets
Metallurgical and heat-treatment inormation about chains and sprockets F2 - F4
Use o chains in accordance with environment, temperature, water,
dust, lubrication, etc F5 - F6
Calculations and ormulas or horizontal and inclined conveyors F7 - F11
Products to convey and their recommended chains F12 Installation, adjustment and maintenance F13 - F14
How to calculate pitch-circle diameters o toothed sprockets F15
Standard ratios o dierent teeth-numbers or sprockets F16
How to calculate the weight o conveyor chains F17
Hardness comparing tables Brinell, Vickers & Rockwell F18 - F19
View o installations or transmission drive-chains F20
Comparison table BS / Metric (or length, surace, volume, weight, capacity) F21
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GENERAL
INFO
F-2
Metallurgical and heat-treatment inormation
about conveyor chains and sprockets
1. Chains (**)
s WITHYOURINQUIRYITISIMPORTANTTOGIVETHEMOSTPOSSIBLE
INFORMATIONABOUTTHEAPPLICATIONOFTHECHAINYOUHAVE
TOINSTALL3UCHASPRODUCTTOCONVEYTEMPERATURE
CHAINSPEEDLENGTHOFCONVEYORBUCKETELEVATOR
PANCONVEYORSCRAPERCONVEYORETC
s WITHTHISINFORMATIONWEWILLBEABLETOCHOOSETHE
ADEQUATEMATERIALSANDHEATTREATMENTSFOREACHPART
OFTHECHAINWEWILLPROPOSEYOU
tFOHJOFFSFEQJOCVTISPMMFSDIBJOJTNPTUMZDPNQPTFE
by 3 or 4 parts.
THEPINCANBEMADEOFSEVERALTYPEOFALLOYSTEELSUCHAS
-N#R-N#R.I#R-OANDSOME
AFTERWARDSINDUCTIONHARDENED4HISMATERIALISALSO
RECOMMENDEDIFBREAKINGLOADSHOULDBEHIGHER
THEBUSHINGCANALSOBEMADEINABOVEMENTIONED
MATERIALSANDSOMETIMESALSOINCARBONSTEEL#%
CASEHARDENEDFORNORMALUSE
THEROLLERCANBEMADEOF3-N0BSTEEL CASEHARDENEDIN#KTROUGHHARDENEDANDEVENTUALLY
INANDOUTSIDEINDUCTIONHARDENED!LSOHERETHEROLLERS
CANBEMADEOFALLOYSTEELSUCHASFORTHEBUSHINGS
SIDEBARSAREMOSTLYMADEOF#KSTEELNORMALISEDAT
.MMORWITHEXTRATROUGHHARDENINGTILL
.MMTOINCREASEBREAKINGLOAD&ORSOMEAPPLICATIONS
ANDDEPENDINGHEAVYUSETHESIDEBARSCANBEMADEOF
(ARDOXSTEELOR-AXSTEELWITHHIGHRESISTANT
PROPERTIESSUCHASRESISTANCE.MMAND
HARDNESSOF("RCARBONCONTENTISHEREONLY
tDPODFSOJOHTUBJOMFTTTUFFMDPOWFZPSDIBJOT
PINSMOSTLYMADEOF&ERRITICOR-ARTINSITICSTAINLESSSTEEL
WHICHCANBETROUGHHARDENEDORCASEHARDENED4HESE
AREMAGNETICSTAINLESSSTEELSSUCHAS8#ROR8#R
!)3)ORHIGHER
BUSHISMOSTLYMADEBY!USTENITICSTAINLESSSTEELSUCHAS
!)3)AND!)3)OR!)3)4I
ROLLERMATERIALSSEEMATERIALASFORBUSH
SIDEBARSAREMOSTLYMADEOF33!)3)OR!)3)&OR
HEATRESISTANTTILL#STAINLESSSTEELSPLEASE
CONSULTUS
STAINLESSSTEELCHAINSHAVEALOWERBREAKINGLOADIN
COMPARINGWITHABOVESTEELCHAINS
A all breaking-loads in this catalogue are only an indication as
the breaking-load depends on the chosen materials and
heat-treatments.
tESPQGPSHFETDSBQFSDIBJOT
THESECHAINLINKSAREMOSTLYMADEOFALLOYSTEELLIKE
-N#R.I#R-OCASEHARDENEDAND#R-O
THRUHARDENED&ORNORMALUSETHEREISALSOAVAILABLE
#K%STEELCASEHARDENEDAND#K6STEELTROUGH
HARDENED.MM
THEPINSAREMOSTLYMADEOF-N#R-N#R
.I#R-O#R-OANDLIGHTLYCORROSIONRESISTANT
!)3)STEEL
THESCRAPERBLADESCANBEMADEOF3T3TOR(ARDOX
STEEL
A drop-forged chains can also be made of stainless-steel.
2. Sprockets (**)
s SPROCKETSAREAVAILABLEINALOTOFEXECUTIONSSIZESAND
SHAPESDEPENDINGTHEAPPLICATION)NBUCKETELEVATORSAND
HEAVYCONVEYORSSUCHASPANCONVEYORSAPRONFEEDERSETCITISRECOMMENDEDTOUSESPROCKETSWITHREPLACEABLE
SEGMENTSORTEETH4HESESEGMENTSAREMADEOF#KSTEEL
OR#R-OALLOYSTEELWITHINDUCTIONHARDENEDTEETH
3OMETIMESTHESESEGMENTSCANBEMADEOF(ARDOX
STEEL4HEHUBSAREMADEOF3TSTEELOR#KSTEEL
s FORSMALLERCONVEYORSORFORTRANSMISSIONUSESPROCKETS
INSINGLEPIECECANBEUSED
3. About other chain-typess round-link steel chains, shackles and sprockets.
&ORMATERIALSHEATTREATMENTSANDEXECUTIONSPLEASESEE
CHAPTERhROUNDLINKCHAINSv
tDBTUDIBJOT
CASTCHAINSAREONLYUSEDFORVERYTYPICALAPPLICATIONSAND
AREMOSTLYREPLACEDBYDROPFORGEDCHAINS!NYWAYWE
CANSUPPLYCASTDRAGCHAINSMOSTLYMADEOF
MANGANESESTEEL$).4OLERANCESACCORDING
$).'4"
(*) here-after you will find diagrams of some heat-treatments.
(**) for more information, please contact us.
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GENERAL
INFO
F-3
Ferro-coal content diagram (partly)
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GENERAL
INFO
F-4
Fe C diagram
Infuence o carbon-content
0,8% C
LIQUID
AUSTENIET
PERLIET
Less than 0,8% C
Ac3
Ac3
Ac3
Ac3
Ac3
Ac3
Ac3
Ac3
Ac3
Ac3
Temperrature
Time
Temperrature
Time
T.t. diagram acc. DIN17210
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GENERAL
INFO
F-5
For use at high temperature
)NAHIGHTEMPERATUREATMOSPHEREORWHENHIGHTEMPERTAUREARTICLESARECONVEYEDDIRECTLYONTHECHAINORWHENTHECHAINISHEATEDBYRADIATEDHEATETCCHAINSTRENGTHISDIMINISHED4HESERVICELIMITATHIGHTEMPERATUREDOESNOTDEPENDONTHETEMPERATUREOFTHEATMOSPHEREBUTONTHETEMPERATUREANDMATERIALOFTHECHAIN7HENYOUUSEYOURCHAINATHIGHTEMPERATUREPAYATTENTIONTOTHEFOLLOWINGPOINTS
(IGHTEMPERATUREBRITTLENESSANDFRACTUREBYLOWERED HARDNESSOFHEATTREATEDMATERIAL "RITTLENESSCAUSEDBYCARBIDEPRECIPITATION !BNORMALWEARBYSCALE &ATIGUEFRACTURECAUSEDBYREPEATEDTHERMALSHOCK
COOLINGANDEXPANSION !BNORMALWEARDUETOANINCREASEINTHECOEFlCIENTOFFRICTION #REEPFRACTURE &RACTUREDUETOTHERMALFATIGUEOFWELDZONE )NmUENCEOFTHERMALEXPANSIONA3TIFFLINKSANDROTATIONFAILUREDUETODECREASEDCLEARANCEB&ATIGUEFRACTUREDUETOLOWEREDlTTINGFORCE ,UBRICATIONFAILUREANDSTIFFLINKSDUETODETERIORATIONANDCARBONI
ZATIONOFLUBRICATINGOIL'REASEEXCELLENTINHEATRESISTANCEINCLUDETHOSEBASEDONSILICONGRAPHITEOR
MOLYBDENUMBISULlDE&ORUSEATHIGHTEMPERATUREHIGHTEMPERATUREBEARINGSANDSTAINLESSSTEELBEARINGSARERECOMMENDED
For use at low temperature
7HENYOUUSEYOURCONVEYORCHAINATLOWTEMPERATUREINAREFRIGERATORORINACOLDATMOSPHEREETCPAYATTENTIONTOTHEFOLLOWINGPOINTS ,OWTEMPERATUREBRITTLENESS)NGENERALAMATERIALISEMBRITTLEDATLOWTEMPERATUREANDSHOCKRESISTANCEISLOWERED4HISPHENOMENONISCALLEDLOWTEMPERATUREBRITTLENESSANDTHEDEGREEOFEMRITTLEMENTDIFFERSFROMMATERIALTOMATERIAL4HESERVICELIMITOFACONVEYORCHAIN
DEPENDSONITSSPECIlCATIONS
Versions dierent in material and heat treatment Basic service limit temperature
2EGULARVERSION *!
7EARRESISTANCEVERSION 0#$ #
0ARTIALSTAINLESSSTEELVERSION $$$
4OUGHNESSVERSION +%
3TAINLESSSTEELVERSION 333( #
3TAINLESSSTEELVERSION 3 #
)NmUENCEOFFREEZING )FACONVEYORCHAINISUSEDATLOWTEMPERATUREWATERMAYPENETRATE
ANDFREEZEINTHECLEARANCEBETWEENAPINANDABUSHINGBETWEENABUSHINGANDAROLLERORBETWEENANINNERPLATEANDANOUTERPLATEORFROSTMAYBEDEPOSITEDCAUSINGBENDINGFAILUREROLLERROTATIONFAILURESEIZINGOFCHAINBYRAILETC4HISPERMITSANOVERLOADACTONTHECHAINANDRIVEDIMINISHINGTHELIFEOFTHECHAIN
4OPREVENTFREEZINGINGENERALITISRECOMMENDEDlLLINGTHECLEARANCESWITHALOWTEMPERATURELUBRICANTTOPREVENTWATERFROSTETCFROMPENETRATINGTHERESPECTIVEPORTIONSOFTHECHAIN!SILICON
BASEDGREASEISRECOMMENDED
For use in dusty environment
7HENYOUUSEYOURCHAININADUSTYENVIRONMENTOFDIRTSANDDUSTETCPERIODICALLYWASHANDGREASETHECHAIN&ORGREASINGUSEAGREASEGUNTOALOWTHEGREASETOSUFlCIENTLYPENETRATEINTOTHECLEARANCESBETWEENPINSANDBUSHINGSBETWEENTHEBUSHINGSANDROLLERSANDBETWEENOUTERPLATESANDINNERPLATES3PECIlCALLYWHENYOUUSEYOURCHAININAHIGHLYABRASIVEENVIRONMENTCONSIDERTHEFOLLOWING
3ELECTACONVEYORWHICHDOESNOTALLOWTHECONVEYED ABRASIVEARTICLESTOCONTACTORCOATTHECHAIN 3ELECTACHAINSIZEASLARGEASPOSSIBLETOREDUCETHEFACEPRESSURE
OFBEARINGPORTIONSBETWEENPINSANDBUSHINGSETC +EEPTHECHAINSPEEDASLOWASPOSSIBLE
-AKEGREASEHOLESINTHEPINSANDBUSHINGSANDGREASE FROMGREASENIPPLES 0INSANDBUSHINGSAREHIGHINSTRENGTH3OFORDRILLINGTHEMPLEASE
CONSULTUS &ORDUSTYENVIRONMENTSANDHIGHLYABRASIVEENVIRONMENTSHIGH
WEARRESISTANTBEARINGSSUCHASSPECIALCHAINBEARINGSAREAVAILABLE
For use in an atmosphere exposed to plashes owater or sea water
)NANATMOSPHEREWHERERAINWATERORSEAWATERISSPLASHEDONTHECHAINLOWERINGOFSTRENGTHANDBRITTLENESSBYCORROSIONBENDINGFAILUREANDROLLERROTATIONFAILUREDUETOSUDDENWEARORRUSTETC)NTHISCASEDEPENDINGONTHESITUATIONADOPTION
OFAPARTIALSTAINLESSSTEELVERSIONSTAINLESSSTEELVERSIONORHIGUARDVERSIONISRECOMMENDED4HEHIGUARDVERSIONUSEDINANATMOSPHEREEXPOSEDTOSPLASHESOFRAINWATERORSEAWATERISHIGHLYRECOMMENDED4OUSETHECHAININWATER
SEETHEFOLLOWINGh&ORUSEINWATERv
For use in water
&ORUSEINWATERORSEAWATERINADDITIONTOTHE
MATTERSSTATEDINTHEABOVEh&ORUSEINANATMOSPHEREEXPOSEDTOTHESPLASHESOFWATERORSEAWATERvESPECIALLYBRITTLEFRACTUREANDCORROSIONMUSTBECONSIDERED/UTLINEINCLUDEShINWATERUSEDCONVEYORCHAINSvWATERPURIlCATIONSCREENTRANSFER
CHAINSCHAINSFORRAKEUSESEWAGETREATMENTCHAINSAND"0TYPEBUSHCHAINSFORWATERTREATMENTDRIVEUNITS)TISRECOMMENDEDTHATYOUADOPTAPARTIAL
STAINLESSSTEELVERSIONWITHSPECIALLYCOATEDPLATESORASTAINLESSSTEELVERSION&URTHERMOREASCORROSIONRESISTANTBEARINGSWHICHCANBEUSEDINWATERSTAINLESSSTEELBEARINGSAREAVAILABLE
For use in an environment o acid, alkali, etc.)NANENVIRONMENTOFACIDALKALIETCINADDITIONTOTHEPROBLEMSENCOUNTEREDINOTHERCORROSIVEENVIRONMENTSSTRESSCORROSIONHYDROGEN
EMBRITTLEMENTINTERGRANULARCORROSIONETCOCCURANDSPECIALCAREMUSTBEEXERCISED3ECTIONh#ORROSIONRESISTANCEAGAINSTVARIOUSSUBSTANCESvLISTSTHECORROSIONRESISTANCEOFCHAINMATERIALSTOVARIOUSSUBSTANCES0LEASEBEARINMINDTHATCOMPONENTSMADEOF#STAINLESSSTEELMAYRUSTDEPENDINGONCONDITIONS&ORUSEINACORROSIVE
ENVIRONMENTPLEASELETUSKNOWTHENAMEANDPROPERTIESOFCONVEYEDOBJECTSERVICECONDITIONS
TEMPERATURELOADETCMATERIALSOFPARTSUSEDAROUNDTHECHAINRAILCOVERMEMBERSTANKETC
About the use o chains
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GENERAL
INFO
F-6
Lubrication
4OEXTENDTHELIFEOFCHAINPERIODICALLUBRICATIONISIMPORTANT,UBRICATIONALSOREDUCESTHEREQUIREDPOWER(OWEVERNOTETHATUNDERSOMESERVICECONDITIONSLUBRICATIONMAYADVERSELYAFFECTTHECHAINORBEREGULATEDBYLAWETC
Lubricating oils and lubrication intervals
4EMPERATURE #^# #^# &^& &^&
3!%./ 3!% 3!%
)NGENERALTHELUBRICATIONINTERVALSAREASFOLLOWS
)NTERVALS!BOUTONCEAWEEK-ETHOD#OATINGORDRIPPING
Lubrication intervals,UBRICATINGABOUTONCEAWEEKGENERALBUTDEPENDINGONTHECONDITIONSDURINGOPERATIONANDTHESTATEOFLUBRICATINGOILCARRYOUTLUBRICATIONASNEEDED!SALUBRICATIONMETHODCOATINGORDRIPLUBRICATIONISRECOMMENDED!SFORTHELOCATIONSOFLUBRICATIONSEETHEFOLLOWINGILLUSTRATION&OREFFECTIVELUBRICATIONCLEANTHECHAINBEFORELUBRICATION)NASPECIALENVIRONMENTADOPTTHELUBRICATIONMETHODSUITABLEFORTHERESPECTIVECONDITIONS
Automatic oiling (greasing) device7EHAVEVARIOUSAUTOMATICOILINGGREASINGDEVICES)FYOUUSEYOURCHAININAPLACEWHERELUBRICATIONISDIFlCULTORIFYOUPLANTOAUTOMATEOILINGPLEASECONTACTUS
When lubrication cannot be practiced
,UBRICATIONISABSOLUTELYNECESSARYFOREXTENDINGTHELIFEOFTHECHAIN(OWEVERUNDERSOMECONDITIONSLUBRICATIONMAYNOTBEPRACTICAL!VOIDLUBRICATIONINTHEFOLLOWINGCASES 4HECHAINISEMBEDDEDINTHECONVEYEDARTICLESGRANULARMATERIALPOWDERETC 7HENAGRANULARMATERIALORPOWDERISCONVEYEDBYAPANCONVEYORORAPRONCONVEYORETCITCANNOTBEAVOIDEDTHATTHEGRANULARMATERIALORPOWDER
WILLBEDEPOSITEDONTHECHAIN(ERELUBRICATIONEXERTSANADVERSEINmUENCE4HECHAINTEMPERATUREBECOMESHIGH
7HENTHECHAINCANNOTBELUBRICATEDITISRECOMMENDEDTHATYOUUSEOURRESINBEARINGSOILESSBEARINGSORSTAINLESSBEARINGSIFFOODPRODUCTCONVEYED
For use with oods, etc.
7HENYOUUSEYOURCHAINFORTRANSPORTORDRIVINGINAFOODPROCESSINGMACHINEESPECIALLYWHENTHEFOODDIRECTLYCONTACTSTHECHAINSTAINLESSSTEELISREQUIREDBY&$!REGULATIONS!STAINLESSSTEELVERSIONUSINGSTAINLESSSTEEL3VERSIONISRECOMMENDED7EALSOMAKEASPECIALTYPEDESIGNEDFORhSTYLEvASWELLASFUNCTIONINFOODPROCESSING
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GENERAL
INFO
F-7
Calculation ormula or horizontal, vertical and
inclined conveyors4HEMAXIMUMSTATICTENSIONACTINGONTHECHAINCANBECALCULATEDFROMTHEFOLLOWINGFORMULA
Specications o conveyor SI unit Gravitational unit
4Q
36H
,-FF
K7
G7
-AXIMUMTENSIONACTINGONTHECHAIN-AXIMUMCONVEYANCECAPACITY#ONVEYANCESPEED6ERTICALCENTREDISTANCEBETWEENSPROCKETSHAFTS(ORIZONTALCENTREDISTANCEBETWEENSPROCKETSHAFTS#ENTREDISTANCEBETWEENSPROCKETSHAFTS-ASSOFOPERATINGSECTIONMASSOFCHAINSLATSBUCKETSETC#OEFlCIENTOFFRICTIONBETWEENCHAINANDGUIDERAIL#OEFlCIENTOFFRICTIONBETWEENCONVEYEDARTICLESANDBOTTOMPLATEORSIDEPLATE-ECHANICALEFlCIENCYOFTRANSMISSIONOFDRIVE2EQUIREDPOWER
'RAVITATIONALACCELERATION34OTALMASSOFCONVEYEDARTICLESONTHECONVEYORMAXIMUMVALUE K.
K.THMMINMMMKGM
K7
KG
KGFTFHMMINMMMKGFM
K7
KGF
#OUNTABLEOBJECT7 ,M 8-ASSPERUNITOFCONVEYEDARTICLEKG )NTERVALSOFCONVEYEDOBJECTM
!SUNITSYMBOLSASYMBOLOF3)UNITANDASYMBOLOFGRAVITATIONALUNITARESTATEDTOGETHER%ACHPARENTHESIZEDSYMBOLISA'RAVITATIONALUNIT
SYMBOL&ORTHEWEIGHTKGFANDMASSKGTHESAMEVALUEISUSED
,AYOUTOFCONVEYOR #ONVEYANCEMETHOD4YPEOFCON
VEYEDOBJECTSI UNIT 'RAVITATIONALUNIT
(ORIZONTAL
CONVEYANCE
)NTHECASEOF
CONVEYINGARTICLES
ONACONVEYOR(slat conveyor, apronconveyor, etc.)
#OUNTABLEOBJECT
47X-X,XF1X
G
K74X3
X
47X-X,XF1
K7483
X
"ULK
4X1X-X,XF18GXF
1XG
3
K74X3
X
4XQX-X,XF1
3
K7483
X
)NTHECASEOFCONVEYANCE
BYSCRAPING(continuous flowconveyor, scraper
conveyor, ect.)
"ULK
4X1XF2X-XF
1X,X
G
3
K74X3
X
4X1XF2X-XF
1X,
3
K74X3
X
6ERTICAL
CONVEYANCE
)NTHECASEOF
CONVEYINGARTICLES
ONACONVEYOR(Bucket Elevator Tray Elevator.)
#OUNTABLE
OBJECT
47-X,XG
K74X3
X
47-X,
K7483
X
4XQ-X,
3
K71X,
X
"ULK
4X1-X,XG
3
K71X,
X
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GENERAL
INFO
F-8
Coef cient o riction
Value o coe cient o riction 14ABLE
#OEFlCIENTOFFRICTIONWITHCHAINROLLERS
ONAGUIDERAIL
.OTE4HEVALUEMAYDEPENDONTHE
AMBIENTTEMPERATUREETC
.OTE4HELISTEDVALUESAREATROOM
TEMPERATURE
4ABLE
#OEFlCIENTOFFRICTIONWITHCHAINPLATES
SLIDINGONAGUIDERAIL
Value o coe cient o riction 24ABLE
#OEFlCIENTOFFRICTIONWITHCONVEYED
MATERIALSANDBOTTOMANDORSIDEWALL
.OTE4ABLEISCHANGEDBYTHECONDITION
OFGRADINGANDORHUMIDITY
-ULTIPLYTHECHAINTENSIONCALCULATEDINBYTHESAFETY
FACTORTOOBTAINTHEREQUIREDSTRENGTHOFTHECHAINFOR
CONlRMINGWHETHERITSATISlESTHETENSILESTRENGTHOFTHE
CHAINSELECTEDBEFORE)FTHECALCULATEDSTRENGTHDOESNOT
SATISFYCHAINTENSILESTRENGTHSELECTACHAINLARGERINSTRENGTH
BEONESTEPORAHEAVYDUTYCHAINANDRECALCULATE
#HAINSIZEDECISIONCONDITION
!VERAGETENSILESTRENGTH#ALCULATEDCHAINTENSIONX+SX+E
4HESERVICEFACTORUNDERGOODSERVICECONDITIONSIS
BUTDEPENDINGONWHETHERSHOCKLOADSOCCURSERVICE
ENVIRONMENTLUBRICATIONCONDITIONSERVICETIMEPERDAYETC
THECORRESPONDINGVALUEINTHETABLEGIVENONTHERIGHTIS
USEDASTHESERVICEFACTOR
2EFERENCE'OODSERVICECONDITIONSREFERTOTHEFOLLOWING
CONDITIONS
4HELOADISALMOSTCONSTANTANDUNIFORM
!TTHETIMEOFLOADINGANDUNLOADINGTHEREARENOSHOCKLOADS
3ERVICEENVIRONMENTISGOOD#LOSETOROOM
TEMPERATUREWITHOUTWEARANDCORROSION
,UBRICATIONISGOODWITHLITTLEWEAR
Saety actor and determination o chain size
)NANYSPECIALENVIRONMENTWHENTHETEMPERATUREOFCHAINISHIGHERTHAN#WHENWETORABRASIVEORCORROSIVE
ARTICLESARECONVEYEDETCTHEENVIRONMENTMUSTBECAREFULLY
EXAMINEDWHENDETERMININGCHAINSIZE)NTHISCASEPLEASE
CONSULTUS
3ERVICEFACTOR+E
3ERVICETIMEPERDAY
HOURSORLESS HOURS
'OOD
&AIR
"AD
^
^
#HAINSPEED 3AFETYFACTOR+3
MMINORLESS
^MMIN
^MMIN
^MMIN
ORMORE
ORMORE
ORMORE
ORMORE
Saety actor
Ks depending
on chain speed
Saety actor
Ke
2OLLERDIAMETER 7ITHLUBRICATION 7ITHOUTLUBRICATION
$
$
$
$
$
7ITHOUTROLLERSWHENBUSHINGSSLIDEONARAIL
^ ^
BEARINGBUILTINROLLERS ^
4EMPERATURE# 7ITHLUBRICATION 7ITHOUTLUBRICATION
2OOMTEMPERATURE^
^
^
^
#ONVEYEDOBJECT F
#OAL#OKE!SH
3AND3ANDSTONE
/RE
#EMENT#EREAL
,IMESTONE
^^^^^^
^^^
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GENERAL
INFO
F-9
Chain determination about pressure in
the articulations, resistance o the side-bars
and bending coef cient o the chain-pins
""MMPXFEQSFTTVSFDPODFSOJOHCFBSJOHTVSGBDFJOUIFBSUJDVMBUJPOT
!RTICULATIONSURFACEFDXBCM
0RESSUREINTHEARTICULATIONPR&F.CM
&
4HEVALUEOFTHEPRESSUREINTHEARTICULATIONSWILLBEAROUND.CMFORAPPLICATIONSWITHHOT
PRODUCTORIMPORTANTABRASIVENESS)TGOESTILL.CMFOREASYANDCLEANCONVEYINGCONDITIONS
3TANDARDINDICATIONSARETOCONSIDER
5NHARDENEDSTEEL .CM
.ORMALSTEELHARDENED CA.CM
(ARDENEDALLOYSTEEL CA.CM
!BOVEELEMENTISVERYIMPORTANTTODETERMINETHECHAINTYPEANDSPECIALLYTHELIFETIME
#3FTJTUBOUPGUIFTJEFQMBUFT
&F .XHDXS MM
$CFOEJOHSFTJTUBODFPGUIFQJO
-B7X1BALLOWED .CM
&ORCORRECTANDREGULARCHARGETHISRESULTSINFOLLOWINGFORMULA
&FXB3SBXD3X1BALLOWED
4HISRESULTSINDETERMININGTHEPINDIAMETER
D3X&FXBSCMM
1BALLOWED
-B BENDINGFACTORIN.CM
-D ROTATIONMOMENTIN.M
& CHAINRESISTANCEIN.
&F TOTALCHARGEOFTHECHAININ.
B DIMENSIONBETWEEN!LINKINMM
PR PRESSUREINTHEARTICULATIONIN.CM
F SURFACEOFTHEARTICULATIONINCM
H SIDEBARHEIGHTINMM
S THICKNESSOFTHESIDEBARINMM
1 WORKINGLOADINKGM7 RESISTANCEFACTORINCM
1B BENDINGTENSIONIN.MM
7 RESISTANCETORQUEMOMENTINCM
B INNERWIDTHBETWEENSIDEBARSOFINNERLINK
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GENERAL
INFO
F-10
Examples o calculation or selection
Selection case I!CASEOFCALCULATIONWHEREAPOWDERISHORIZONTALLYSCRAPEDTOBE
CONVEYEDBYASCRAPERCONVEYORISSHOWNBELOW
Specications#ONVEYORTYPE 3CRAPERCONVEYOR
-AXIMUMCONVEYANCECAPACITY 1TONSH
#ONVEYANCESPEED 3MMIN
(ORIZONTALCENTERDISTANCEBETWEENSPROCKETSHAFTS ,M
3CRAPERINSTALLATIONINTERVALS MM
-ASSOF3CRAPER 7KGM
#OEFlCIENTOFFRICTIONBETWEENCHAINANDGUIDERAIL F
#OEFlCIENTOFFRICTIONBETWEENCONVEYEDARTICLES
ANDBOTTOMPLATEORSIDEPLATE F.UMBEROFCHAINROWS
.OTE-ASSOFCHAIN7ISSUPPOSEDTOKGMSTRANDBECAUSEITISUNKNOWNVALUEATTHEINITIALSELECTION
Calculation
SI unit Gravitational unit
-AXIMUMCHAINTENSION4XXF2X-XF
1X,X -AXIMUMCHAINTENSION4XXFX-XFX,
2EQUIREDPOWERK7 2EQUIREDPOWERK7
3UBSTITUTINGTHEVALUESOFTHEABOVESPECIlCATIONSINTOTHESEFORMULAS
4XXXXXXK. 4XXXXXKGF
4HEVALUEOF4OBTAINEDHEREISATENSIONACTINGONTWOCHAINSTRANDS3OTHECHAINTENSIONPERSTRANDIS4
3INCETHECONVEYANCESPEEDCHAINSPEEDISMMINTHESAFETYFACTOR+EIS
&URTHERMOREFORANHOUROPERATIONPERDAYANDNOLUBRICATIONENGENDEREDBYPOORENVIRONMENTTHESERVICEFACTOR+EIS
Required chain tensionXK. Required chain tensionXXKGF
4HEREFORESINCETHE'REGULARVERSIONAMONGTHEREGULARCONVEYORCHAINSSATISlESTHEAVERAGETENSILESTRENGTH
ITCANTENTATIVELYSELECTED4HENWITHTHEMASSOFCHAINCONSIDEREDACCURATECALCULATIONISREMADE
4HEMASSESOFCHAINCOMPONENTSWITH!ATTACHMENTSFOREVERYFOURLINKSAREASFOLLOW
-ASSOFCHAINPROPERKGM
-ASSOFATTACHMENTKGPC
!TTACHMENTINSTALLATIONINTERVALSM Mass o chainKGMROW
Mass o operation section M XKGM
4HEREFORETHEMAXIMUMSERVICECHAINTENSIONIS
4XXXXXXK. 4XXXXXKGF
4HECHAINTENSIONPERCHAINSTRANDIS
XXK.K. XXKGFKGF
Hence, the chain size to be selected is 15011G regularVERSION
#ONVEYORCHAINSAFETYFACTOR3F #ONVEYORCHAINSAFETYFACTOR3F
2EQUIREDPOWERWHENTHEMECHANICALEFlCIENCYOFTRANSMISSIONOFDRIVEISIS
K7K7 K7K7
Q
3
G1000
4838
4838
100
20
1000
100
20
21
2
21
2
100
20
1000
100
20
2
2
8
88
88
8
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GENERAL
INFO
F-11
Examples o calculation or selection
Selection case II!CASEWHERECONVEYORCHAINFORBUCKETELEVATORCONVEYINGAPOWDERVERTICALLYUSINGBUCKETSISDESCRIBEDBELOW
Specications#ONVEYORTYPE 'UIDEDISCHARGETYPEBUCKETELEVATOR-AXIMUMCONVEYANCECAPACITY 1TONSH #ONVEYANCESPEED 3MMIN(ORIZONTALCENTREDISTANCEBETWEENSPROCKETSHAFTS ,M -ASSOFBUCKETS 7KGM-ASSOFCHAIN 7 3INCE7ISUNKNOWNINTHEINITIALSTATEITIS ASSUMEDTOBEAPPROXIMATELYKGMROW"UCKETINSTALLATIONINTERVALS MM#HAINPITCH MM.UMBEROFCHAINROWS #OEFlCIENTOFFRICTIONBETWEENCHAINANDGUIDERAIL F#OEFlCIENTOFFRICTIONBETWEENCONVEYEDARTICLESANDBOTTOMPLATEORSIDEPLATE F .OTE-ASSOFCHAIN7ISSUPPOSEDTOKGMSTRANDBECAUSEITISUNKNOWNVALUEATTHEINITIALSELECTION
SI unit Gravitational unit!SACALCULATIONFORMULAFROMTHELAYOUROFCONVEYANCETHEFORMULAFORVERTICALCONVEYANCEOFBULK
-AXIMUMCHAINTENSION4X-X,X -AXIMUMCHAINTENSION4X-X,
Required power kW Required power kW
3UBSTITUTINGTHEVALUESOFTHEABOVESPECIlCATIONSINTOTHESEFORMULAS
4XXXK. 4XXKGF
4HEVALUEOF4OBTAINEDHEREISATENSIONACTINGONTWOCHAINSTRANDS3OTHECHAINTENSIONPERSTRANDIS43INCETHECONVEYANCESPEEDCHAINSPEEDISMMINTHESAFETYFACTOR+EIS&URTHERMOREFORANHOUROPERATION
PERDAYANDNOLUBRICATIONENGENDEREDBYPOORENVIRONMENTTHESERVICEFACTOR+EIS
Required chain tensionXXK. Required chain tensionXXKGF
4HEREFORESINCETHE:''AMONGCHAINSFOR.+4YPE"UCKET%LEVATORSSATISlESTHEAVERAGETENSILESTRENGTHITCANBETENTAVIVELYSELECTED4HENACCURATECALCULATIONISREMADEALSOCONSIDERINGTHEMASSOFTHECHAIN3INCETHEMASSOFCHAIN
WITH'ATTACHMENTSEVERYTWOLINKSISKG
The masses o operation section is-XKGM
4HEREFORETHEMAXIMUMSERVICECHAINTENSIONIS
4XXXK. 4XXKGF
4HECHAINTENSIONPERCHAINSTRANDIS
XXK.K. XXKGFKGF
(ENCETHECHAINSIZETOBESELECTEDIS:'
#ONVEYORCHAINSAFETYFACTO3F #ONVEYORCHAINSAFETYFACTO3F
2EQUIREDPOWERWHENTHEMECHANICALEFlCIENCYOFTRANSMISSIONOFDRIVEISIS
K7K7 K7K7
Q
3G
1000
Q
348,
848,8
1000
2
2
1000
2
2
X
X
XX
XX
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GENERAL
INFO
F-12
Particularity o conveyed articles and the
recommended chains4HEFOLLOWINGTABLESHOWSTHECHAINVERSIONSFORGENERALCONVEYEDOBJECTS!POWDERORGRANULARMATERIALOFTHESAME
CATEGORYMAYBEDIFFERENTFROMTHEFOLLOWINGTABLEINPHYSICAL
PROPERTIESDEPENDINGONTHEPLACEOFPRODUCTION
MANUFACTURERGRAINFORMSTORAGECONDITIONSUPPLYCONDITIONTEMPERATUREHUMIDITYETC3OCONlRMTHEPROPERTIESOFEACH
ACTUALCONVEYEDOBJECTWHENSELECTINGTHECONVEYORTYPEAND
CHAIN
-ETALOREAN
DDUST
)RONOREPOWDER ^ / / / / / +
.ONM
ETAL
"ENTONITE ^ / / / / / !
)RONORELUMPS ^ / / / / / + &LYASH ^ / / / / +
:INCORE ^ / / / / + -AGNESIACLINKER ^ / / / / / / +
:INCDUST ^ / / / ! "RICKSTONESCRAPS ^ / / / / / +
-ANGANESEOREPOWDER ^ / / / / + 3ODAASHDENSE ^ / / / / !
.ICKELOREPOWDER ^ / / / / + 3ODAASHLIGHT ^ / / / / / !
#OPPEROREPOWDER ^ / / / / / + #ASTINGSAND ^ / / / / / / / +
)RONSULlDEOREPOWDER ^ / / / / / / + #RUSHEDSTONEANDGRAVEL ^ / / / +
"AUXITE ^ / / / / + 2AWMATERIALOFFERRITE ^ / / / / / !
!LUMINA ^ / / / / + 0ORCELAINCLAY ^ / / / / / +
4ITANIUMOXIDELUMPSPOWDER ^ / / / / + #ARBIDE ^ / / / / !
3INTEREDORE ^ / / / / + 5REA ^ / / / / / / 3
3PILEDOREFORRESINTERING ^ / / / / + 'LAUBERSSALT ^ / / / / 3
)RONOREPELLETS ^ / / / / / + !NHYDROUSSODIUMSULFATE ^ / / / / 3
3LAG ^ / / / / / + 3ULFURPOWDER ^ / / / !
#ASTINGBEDDUST ^ / / / / + #ULLET ^ / / / +
3INTEREDDUST ^ / / / / + 06#POWDER ^ / / / !
+LINEXHAUSTGASDUST ^ / / / / + 0LASTICPOWDER ^ / / / !
)RONOXIDEDUST ^ / / / / + 3YNTHETICDETERGENT ^ / / / / / !
#OA
L
#OALGRAINS ^ / / / / / / 3( #ARBONBLACK ^ / / / / / / +
#OALLUMPS ^ / / / / / / 3( &INEPOWDERCARBON ^ / / / / / / +
0ULVERIZEDCOAL ^ / / / / / / 3( 2UBBERPOWDER ^ / / / !
COKE ^ / / / / + 7OODCHIPS ^ / / / / !
0OWDERYCOKE ^ / / / / / + 2AWMATERIALS OFAGRICULTURALCHEMICALS ^ / / / / / / 3(
7ASTE
&UELOILBURNEDASH ^ / / / / / $ 0HOSPHORUSOREPOWDER ^ / / / / +
3LUDGEBURNEDASH ^ / / / / ! 0HOSPHORUSORELUMPS ^ / / / / +
2EFUSEBURNEDASH ^ / / / / !
&ERT
ILIZER
0HOSPHORUSSULlDEPOWDER ^ / / / / !
+ITCHEREFUSE / / / $ !MMONIUMPHOSPHATE ^ / / / / / !
#EMENTAN
DLIME
#EMENT ^ / / / ! !MMONIUMCHLORIDEPOWDER ^ / / / / / / !
"LASTFURNACECEMENT ^ / / / / + !MMONIUMCHLORIDEGRAINS ^ / / / / / !
#EMENTRAWMATERIALPOWDER ^ / / / ! !MMONIUMSULFATE ^ / / / / / / !
#EMENTCLINKER ^ / / / / / / + 0OTASSIUMSULFATE ^ / / / / / 3(
#EMENT#OTTRELDUST ^ / / / ! 0OTASSIUMCHLORIDE ^ / / / / / 3(
#LINKERDUST ^ / / / / / + ,IMENITROGEN ^ / / / / / 3(
,IMESTONELUMPS ^ / / / / / / ! #ALCIUMSUPERPHOSPHATE ^ / / / / 3(
,IMESTONEGRAINS ^ / / / / ! #OMPOUNDFERTILIZER ^ / / / / / / 3(
,IMESTONEPOWDER ^ / / / ! &USEDPHOSPHATE ^ / / / / / +
,IMESTONEDUST ^ / / / !
#EREA
LFOO
DAN
DFEED
2ICE ^ / / / / !
1UICKLIME ^ / / / / ! "ARLEY ^ / / / / !
3LAKEDLIME ^ / / / / ! 7HEAT ^ / / / / !
.ONMETAL
$OLOMITE ^ / / / / / / + 7HEATmOUR ^ / / / / / !
#ALCIUMCARBONATE ^ / / / ! 3OYBEAN ^ / / / / !
3ILICASAND ^ / / / / + #ORN ^ / / / / !
3ILICAROCK ^ / / / / + -ALT ^ / / / / !
#LAYDRY ^ / / / / / / / $ 3TARCH ^ / / / / / !
#LAYDUST / / / / / $ #ANE ^ / / !
&LUORITE ^ / / / / ! "AGASSE ^ / / / !
'YPSUM ^ / / / / / / $ 3UGAR ^ / / / / / 33
4ALC ^ / / / / / ! 3ALTDRY ^ / / / / / / !
&ELDSPAR ^ / / / / / + -IXEDFEED ^ / / / / / !
#ONVEYEDARTICLES
!PPARENT
SPEC
IlC
GRAV
ITY
7EAR
#ORROSION
!DHESION
"UC
KETELEVATOR
#ONTINUOUS
mOWCONVEYOR
$RAGC
HA
INCONVEYOR
3CRAPERCONVEYOR
0ANCONVEYOR
2ECOMMEN
DEDC
HA
INSPEC #ONVEYEDARTICLES
!PPARENT
SPEC
IlC
GRAV
ITY
7EAR
#ORROSION
!DHESION
"UC
KETELEVATOR
#ONTINUOUS
mOWCONVEYOR
$RAGC
HA
INCONVEYOR
3CRAPERCONVEYOR
0ANCONVEYOR
2ECOMMEN
DEDC
HA
INSPEC
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GENERAL
INFO
F-13
Installation o sprockets4HEINSTALLATIONACCURACYOFSPROCKETSGREATLYAFFECTSTHE
SERVICELIFEOFEQUIPMENTANDCONVEYORCHAIN%VENIFTHEY
AREACCURATELYINSTALLEDVIBRATIONDURINGOPERATIONLAND
SUBSIDENCEETCMAYCAUSEDEVIATION)NSUCHCASETHETEETH
OFSPROCKETSAREWORNLATERALLYORTHECONVEYORCHAINIS
DAMAGED-ISALIGNMENTPARALLELMEASUREMENTANDOTHER
CHECKSMUSTBECONDUCTEDFROMTIMETOTIME
Parallel measurement
!DJUSTTHEPARALLELMEASUREMENTASFOLLOWSUSINGALEVEL
&LOWCONVEYOR 7ITHINMM
M
"UCKETCONVEYOR 7ITHINMM
M
,ONGPANCONVEYOR 7ITHINMM
M3LATCONVEYOR 7ITHINMM
M
Deviation o sprocket theet line rom conveyor chain line
!DJUSTTOELIMINATEDEVIATIONFROMTHECONVEYORCHAINLINE
Dierence between sprocket planes
!DJUSTTOKEEPTHEDRIVINGANDDRIVENSPROCKETSONTHESAME
PLANEASFOLLOWS
&LOWCONVEYOR 7ITHIN MM
"UCKETCONVEYOR 7ITHIN MM
,ONGPANCONVEYOR 7ITHINMM
3LATCONVEYOR 7ITHIN MMWITHINMMINTHECASEOFHEAVYDUTYTYPECHAIN(AND:ORLARGER
Conveyor chain connection procedure!STHEGENERALCONNECTIONPROCEDUREFORCONVEYORCHAIN
TAKESTEPSTHROUGHBELOW$ISCONNECTIONISTHEREVERSE
OFCONNECTION
0ULLTHEPINATONEENDOFTHECHAINANDOVERLAPTHECHAIN
ENDSWITHTHEPINHOLESOFTHEINNERANDOUTERPLATESKEPT
COINCIDINGWITHEACHOTHER
)NSERTTHEPININTOTHECOINCIDINGHOLESOFTHEPLATES
!PPLYAHAMMERTOTHEPLATEONTHESIDEOPPOSITETODRIVING
SIDEANDHITTHEHEADOFTHEPINTODRIVEITIN
)NSERTA4PININTOTHEPINHOLEANDBENDITBYAWRENCHETC
TOSECUREITINPOSITION
(Cautions)
#ONlRMTHEPROGRESSIONDIRECTIONOFTHECHAIN
THEDIRECTIONOFATTACHMENTSETCBEFOREWORKBEGINS
7HENDRIVINGINTHEPINDONOTGRINDTHEPINFOREASIER
WORKING!GROUNDPINWILLCAUSEVARIOUSTROUBLES
!FTERCOMPLETIONOFCHAINCONNECTIONCONlRMWHETHER
THECHAINCANBEBENTSMOOTHLY
Installation, adjustment and maintenance
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GENERAL
INFO
F-14
Tension adjustment o conveyor chain
!NOVERLYTIGHTOROVERLYSAGCONVEYORCHAINCANNOTBESMOOTHLYOPERATED%SPECIALLYANOVERLYSAGCHAINRIDESOVER
ASPROCKETANDINTERFERESWITHTHERAILETC3OCHECKANDADJUST
PROPERTIMING
Timing o adjustment)NTHEBEGINNINGOFUSEACHAINCAUSESINITIALELONGATIONAND
SUBSEQUENTLYISELONGATEDDUETOSTEADYWEAR5SUALLYTHE
COMPONENTSOFACHAINAREHARDENEDONTHESURFACEANDIFTHE
HARDENEDLAYERISEXHAUSTEDELONGATIONPROGRESSESRAPIDLY
3OPERIODICALCHECKSARENECESSARY
Check requency or daily 8-hour working
7ITHINONEWEEKAFTERSTARTUPOFOPERATION /NCEDAILY
7ITHINONEMONTHAFTERSTARTUPOFOPERATION /NCEWEEKLY
!FTERLAPSEOFONEMONTH 4WICEMONTHLY
4HISTABLESHOWSAGENERALCASE)NTHECASEOFCONTINUOUS
OPERATIONINTHECASEOFABRASIVEENVIRONMENTORINTHECASE
OFCORROSIVEENVIRONMENTINCREASETHECHECKFREQUENCY
(Cautions)
s!LSOFORACHAINWITHTENSIONAUTOMATICALLYADJUSTEDBY
COUNTERWEIGHTTAKEUPORSPRINGTAKEUPCONlRMWHETHER
THETENSIONDEVICEFUNCTIONSNORMALLYs7HENHIGHTEMPERATUREARTICLESARECONVEYEDBESURETO
ADJUSTTHETAKEUPSINCETHECHAINEXPANDSORCONTRACTS
REMARKABLYWHENTHECONVEYORISSTARTEDORSTOPPED
Adjust take-up using two persons
4HETAKEUPADJUSTMENTMUSTBEPERFORMEDEQUALLYONBOTH
SIDES3OONEPERSONISREQUIREDTOCHECKTHETENSIONOFCHAIN
WHILETHEOTHERISREQUIREDTOCHECKTHETENSIONOFCHAINWHILE
THEOTHERCARRIESOUTADJUSTMENT&ORADJUSTMENTALTERNATE
TENSIONONBOTHSIDESLITTLEBYLITTLE)FTHECHAINISTENSIONED
TOOTIGHTLYONONESIDEONLYANACCIDENTWILLBECAUSED"ESURE
TOLOCATETHECHAINATTHECENTERSOFTHETEETHOFTHESPROCKETS
THROUGHADJUSTMENT7HENTHECHAINISNOTLOCATEDATTHE
CENTERSOFTEETHADJUSTACCORDINGTOTHEFOLLOWINGPROCEDURE
4ENSIONONTHESIDEWITHACLEARANCEBETWEENTHESPROCKET
ANDTHECHAINORSLACKENONTHESIDEWITHTHESPROCKETKEPTIN
CONTACTWITHTHECHAIN
Shorten the chain early4HECHAINTENSIONISADJUSTEDBYTAKEUP)FELONGATIONCOMES
CLOSETOTHELIMITOFHETADJUSTABLERANGESHORTENTHECHAIN
EARLY!NOVERLYSAGCHAINCAUSESTROUBLESTHROUGHINTERFERENCE
ANDCONTACT
Check point4HESLACKENINGOFACHAINOCCURSGENERALLYATONEPLACE
4HEREFORECONlRMATlRSTWHATPOINTOFTHECONVEYORSHOULDBE
CHECKED&URTHERMOREEXERCISECARETOENSURESAFETYATTHESITE
OFCHECKINGANDIMPROVEIMPERFECTIONSFORSAFEWORKCONDITIONS
s)NTHECASEOFAHORIZONTALCONVEYORIRRESPECTIVEOFTOP
CONVEYANCEORBOTTOMCONVEYANCETHESLACKENINGISUSUALLY
ELIMINATEDONTHECHAINRETURNSIDEATAPORTIONIMMEDIATELY
AFTERORDOWNSTREAMOFTHEDRIVINGSPROCKET
s)NTHECASEOFASTRAIGHTGRADIENTCONVEYORTHEPOINTWHERE
THESLACKENINGISELIMINATEDDEPENDSONTHEGRADIENTANGLE
ANDTHEKINDOFCONVEYORANDCANNOTBEGENERALLYADDRESSED
#ONlRMWITHREFERENCETOTHEINSTRUCTIONMANUALETCs)NTHECASEOFAN,TYPEOR3TYPECONVEYORSLACKENINGIS
ELIMINATEDATTHEBENDCASE
Tension adjusting degree
4HEDEGREEOFTENSIONADJUSTMENTISDETERMINEDWITH
REFERENCETOTHEFOLLOWINGCONDITIONS
s4HECHAINSMOOTHLYDEPARTSFROMTHESPROCKETS
s3PACESARESECUREDTOKEEPTHECHAINATTACHMENTSPANSETC
FROMINTERFERINGWITHTHERAILANDFRAMES
s!PROPERTENSIONNOTCAUSINGSURGINGISSECURED&OREXAMPLE
INTHECASEOFAHORIZONTALCONTINUOUSmOWCONVEYORADJUSTTO
ACHIEVEASAGDEPTHOFABOUT ,^,
(OWEVERINTHEFOLLOWINGCASESINCREASETHEADJUSTING
FREQUENCYTOACHIEVE ,n,
s&REQUENTLYSTARTINGANDSTOPPINGOFCONVEYOR
s4HECONVEYEDARTICLESAREHIGHINTEMPERATUREs4HECHAINISHEAVYORLARGE
)NTHECASEOFAN,TYPECONTINUOUSmOWCONVEYORADJUSTTHE
TENSIONTOKEEPTHECHAINDIRECTLYVISIBLEFROMTHEINSPECTION
HOLE4HEDIMENSIONISL,
/NTHEBOTTOMOFTHECASETHECONVEYEDARTICLESAREOFTEN
DEPOSITED3OPERIODICALLYCLEANTHEINSIDETOSECURESPACE
FORSLACKENINGOFCHAIN
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GENERAL
INFO
F-15
How to calculate the pitch-circle diameter
or toothed sprockets
'031*/#64)30--&3$0/7&:03$)"*/4
z = number o teeth
t = pitch
n = index
'PSNVMB 1D = t x n
&YBNQMF DIBJOQJUDINNUoTQSPDLFUUFFUI[
TXNMM0C
z n z n z n z n z n z n z n
22 73 107
7
110
77 111
10 27 112
11 113
12
13 30
31
32 100 117
33 101
17 102
103 120
70 121
20 37 71 122
21 72 28,335 106 33,746 124 39,475
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GENERAL
INFO
F-16
Standard ratios o dierent teeth numbers
Table
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GENERAL
INFO
F-17
Approximative weight calculation o conveyor chains
!3)$%0,!4%3,H31000
0
+GM
( )
THEROUNDEDENDSOFTHEPLATESARENOTCONSIDERED
BUTCOMPENSATETHEPINENDSCOMINGOUTOFTHECHAIN&ORHEAVYCHAINSWITHSHORTPITCHTHISHASTOBECALCU
LATEDSEPARATELYTOOBTAINCORRECTWEIGHTOFTHECHAIN
"0)."53(2/,,%2D
0
+GM
( ) ( )
505"-8&*()51&3.&53&"#
#n7%)'(4/&7%,$%$!.',%!44!#(-%.4
'%,N3XNUMBEROFATTACHMENTSPERMETRETOTALAPPROXWEIGHTOF
ATTACHMENTPERMETRE
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GENERAL
INFO
F-18
Hardness comparison table & strenght(or all non Austenitic steel types)
BRINEL
Strengthkg/mm2
ROCKWELL Vickers
HV
P=30
kg
BRINEL
Strengthkg/mm2
ROCKWELL
Vickers HV
P=30 kg3000 kg 10
mm ball
Diam.
in mmHRB HRC
3000 kg 10
mm ball
Diam.
in mmHRB HRC
120
30 123
32 370
33
132
100 100
37
110 110
120 120
130 130
170 170
200 200
70
210 72 210
73
220 220
77
230 230
700
720
270 270
101
300 103 300
310 310
320 110 320
330 3,35 113 33,8 330
340 3,30 117 34,9 340
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GENERAL
INFO
F-19
Hardness comparison table
Rockwell
HRC
Rockwell SUPERFICIALShore
Rockwell
HRC
Rockwell SUPERFICIALSHORE
15 N 30 N 45 N 15 N 30 N 45 N
37
33 32
31
72 30
71
27
37
23
22
21
20
Round steel Square steel Flat steel & profiles
FromTill Extra/mm From Till Extra/mm Large Extra/mm
From Till Large Thickness
10 CA 10 CA CA CA
11 30 CA 11 30 CA CA CA
31 CA 31 CA 100 CA CA
120 CA 110 CA 101 200 CA CA
121 CA 111 CA 201 300 CA CA
200 CA CA 301 CA CA
201 300 CA CA
301 CA 320 CA
CA 321 CA
(ARDNESSACCORDING!ST-3PEC%4
Table or extra tolerance beore machining(and beore heat-treatment)
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GENERAL
INFO
F-20
Installation tips concerning chain transmissions(some examples)
Recommended
2ECOMMENDEDWITHSMALLSAG.R
6ERTICALDRIVESONLYWITHSHOECHAINTENSIONER.R
'UIDEROLLERNECESSARYFOREXTENDEDCENTERLINES.R
4WOSPROCKETSDRIVEWITHGUIDESPROCKETS.R
.OTRECOMMENDED.R
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GENERAL
INFO
Comparison table BS / Metric
(or length, surace, volume, weight, capacity)
Length dimensions :
MM X INCHES X MM
CM X INCHES X CM
M X INCHES X M
M X FEET X M
M X YARDS X M
+M X FEET X +M
+M X YARDS X +M
+M X MILES X +M
Surface dimensions :
MM X SQINCHES X MM
CM X SQINCHES X CM
M X SQFEET X M
M X SQYARDS X M
+M X SQMILES X +M
HA X ACRES X HA
Volume :
CM X CUINCHES X CM
CM X mOUNCES X CM
L X CUINCHES X L
L X CU&EET X L
L X 53GALLON X L
L X )MPERIALGALLON X L
M X CU&EET X M
Weight :
G X GRAINS X G
G X OZAVOIRDUPOIS X G
+G X OZAVOIRDUPOIS X +G
+G X LBS X +G
+G X 53TONS X +G
+G X LONGTONS X +G
Capacity :
LMIN X 53GPM X LMIN
LMIN X CFM X LMIN
LHR X 53GPM X LHR
MMIN X CFM X MMIN
MHR X CFM X MHR
MHR X 53GPM X MHR
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