定量給料機(jī)維護(hù)手冊(cè)(中英對(duì)照版)

定量給料機(jī)(CFW)操作維護(hù)手冊(cè)O(shè)peration&MaintenanceManualfortheConstantFeedWeigher(CFW)(GM–BSC–S02)上海大和衡器有限公司ShanghaiYamatoScaleCo.,Ltd.Copyright○CShanghaiYamatoLtd.2007概述Introduction上海大和衡器有限公司生產(chǎn)制作的定量給料機(jī)、定量皮帶秤、皮帶秤在現(xiàn)代工業(yè)中應(yīng)用范圍非常廣泛，尤其在水泥、電力、鋼鐵、化工、造紙、化肥工業(yè)等等地方更是起著非常重要的作用。TheConstantFeedWeigher,ConstantBeltWeigherandCSproducedbyShanghaiYamatoScaleCo.,Ltd.haveaverybroadapplicationscopeinthemodernindustryandespeciallyplayaveryimportantroleincement,electricpower,chemicalengineering,papermakingandfertilizerindustry.上海大和衡器有限公司生產(chǎn)制作的定量給料機(jī)采用重量傳感器檢測(cè)到物料的單位長(zhǎng)度的瞬時(shí)重量信號(hào)，同時(shí)速度傳感器檢測(cè)到速度脈沖信號(hào)。通過(guò)控制系統(tǒng)將重量信號(hào)與速度信號(hào)進(jìn)行乘積運(yùn)算，從而求得物料的真實(shí)流量（輸送量）?？刂葡到y(tǒng)將物料的真實(shí)流量和用戶設(shè)定的輸送量（設(shè)定量）進(jìn)行逐次比較，其差值信號(hào)反饋給變頻器，用于調(diào)節(jié)輸送膠帶速度，從而保證物料的真實(shí)流量和設(shè)定量相一致。TheConstantFeedWeigherproducedbyShanghaiYamatoScaleCo.,Ltd.adoptstheloadcelltoinspecttheinstantaneousweightsignalsofthematerialinaunitlengthandatthesametimethespeeddetectortoinspectthespeedpulsesignals.Theweightsignalsandspeedsignalsareconductedwiththeproductcalculationbythecontrolsystemsoastoattainthematerial ’srealflux(feedingamount).Thecontrolsystemprogressivelycomparesthematerial’realsfluxandthefeedingamount(thesetamount)setbytheuserandthenthesignalsofdifferencevaluearefedbacktotheinverterinordertoadjusttherubberbelt feedingspeedandguaranteethematerial ’sreafluxisconsistenttothesetamount.本手冊(cè)描述的性能、尺寸、外觀、配置、操作等為上海大和衡器有限公司通用標(biāo)準(zhǔn)，可能與您所購(gòu)的產(chǎn)品有所不同。不同部分應(yīng)參照訂貨合同的技術(shù)協(xié)議附件為依據(jù)。本手冊(cè)所載內(nèi)容，因產(chǎn)品的改進(jìn)，會(huì)有未經(jīng)預(yù)告的變更，屆時(shí)請(qǐng)諒解。Theperformance,dimension,appearance,configurationandoperationdescribedinthisManualbelongtothecurrentstandardsfromShanghaiYamatoScaleCo.,Ltd.,whichmaybealittledifferentfromyourpurchasedproducts.Thedifferentpartsshallrefertotheannexesofthetechnicalagreementonordercontract.ThecontentstipulatedinthisManualmaybemodifieduponnonoticefortheimprovementoftheproductssothenpleasebeunderstanding!.安全預(yù)防SafetyPrecautions需實(shí)行正確操作和定期檢修,以保證定量給料機(jī)安全運(yùn)行。謹(jǐn)請(qǐng)?jiān)谕耆x完本手冊(cè)并且了解了定量給料機(jī)后,操作和保養(yǎng)該設(shè)備。完全理解了定量給料機(jī)結(jié)構(gòu)和安全操作的意義，才能預(yù)防人員傷亡事故的發(fā)生，才能避免設(shè)備的毀損。ItisnecessarytocarryoutcorrectoperationandperiodicalrepairinordertoguaranteetheConstantFeedWeighersafeoperates.AftercompletelyreadingthisManualandgetafullknowledgeoftheConstantFeedWeigher,thenoperateandmaintainthisequipment.TogetafullknowledgeoftheConstantFeedWeigher’sstructureandsafeoperation’smeaningcanpreventcasualtiesandaccidentsfromoccurringandavoidtheequipmentfromdamaging.從另一方面來(lái)說(shuō)，安全工作就是防止設(shè)備故障和正確操作，有效維護(hù)，以致設(shè)備能發(fā)揮它的最高性能。Intheotherhand,safeoperationistopreventtheequipmentfrombreakingdownandcarryoncorrectoperationandrealizeeffectivemaintenancesothattheequipmentcanexertitsownhighestperformance.標(biāo)志的含意：Meaningofthesigns:DANGER在設(shè)備運(yùn)行時(shí)，在標(biāo)志附近范圍內(nèi)較危險(xiǎn)，如果沒(méi)有做到安全操作，可能引起傷亡事故和設(shè)備的毀壞。必須絕對(duì)遵守安全操作規(guī)范，避免出現(xiàn)危險(xiǎn)的情形。Whentheequipmentisrunning,itisverydangerousaroundthesignrange.Ifsafeoperationfails,itmayresultincasualtiesandaccidentsandthedamagingoftheequipment.Itisnecessarytoabsolutelyabidebytherulesofsafeoperationinordertoavoidtheoccurrenceofdangerousevents.WARNING在設(shè)備運(yùn)行時(shí)，在標(biāo)志附近范圍內(nèi)較危險(xiǎn)，必須注意到工作環(huán)境的危險(xiǎn)性，以避免出現(xiàn)傷亡事故。必須絕對(duì)遵守安全操作規(guī)范，避免出現(xiàn)危險(xiǎn)的情形。Whentheequipmentisrunning,itisverydangerousaroundthesignrange.Moreattentionshouldbepaidtothedangeroftheworkingenvironmentsoastoavoidtheoccurrenceofcasualtiesandaccidents.Itisnecessarytoabsolutelyabidebytherulesofsafeoperationinordertoavoidtheoccurrenceofdangerousevents.CAUTION在操作時(shí)必須小心謹(jǐn)慎，如果沒(méi)有預(yù)防措施，可能引起現(xiàn)傷亡事故的發(fā)生。必須絕對(duì)遵守安全操作規(guī)范，避免出現(xiàn)危險(xiǎn)的情形。Itmustbecarefulwhenoperatingtheequipment.Iftherearenoprecautionmeasures,itmayresultincasualtiesandaccidents.Itisnecessarytoabsolutelyabidebytherulesofsafeoperationinordertoavoidtheoccurrenceofdangerousevents.必須正確操作，有效維護(hù)，以致設(shè)備能發(fā)揮它的最高性能。同時(shí)需絕對(duì)遵守安全操作規(guī)范，避免出現(xiàn)事故苗頭。IMPORTANTItisnecessarytocarryoncorrectoperationandeffectivemaintenancesothattheequipmentcanexertitownhighestperformance.Atthesametime,itisnecessarytoabsolutelyabidebytherulesofsafeoperationinordertoavoidtheoccurrenceofincipienttendencyoftheaccidents.必須完全了解設(shè)備的特性，才能保證設(shè)備正常工作和能REFERENCE發(fā)揮它的最高性能。Itisnecessarytogetafullknowledgeoftheequipment’straitssoastoensurethattheequipmentnormallyoperatesandexertsitsownhighestperformance.目錄Contents概述.......................................................................................................................................................................-1-Introduction...........................................................................................................................................................-1-安全預(yù)防...............................................................................................................................................................-1-SafetyPrecautions.................................................................................................................................................-2-1.稱量原理......................................................................................................................................................-5-1.WeighingPrinciple............................................................................................................................................-5-2.結(jié)構(gòu)-5-2.Structure.............................................................................................................................................................-9-3.定量給料機(jī)起動(dòng)前的準(zhǔn)備工作............................................................................................................-14-3.PreparingworkbeforethestartingoftheConstantFeedWeigher..................................................................-14-4.遠(yuǎn)程（中央）操作過(guò)程..........................................................................................................................-14-4.Remote(center)operatingprocess..................................................................................................................-14-5.現(xiàn)場(chǎng)（本地）操作過(guò)程..........................................................................................................................-15-5.Spot(local)operationprocess.........................................................................................................................-15-6.定量給料機(jī)停機(jī)處理要求..................................................................................................................-15-6.HandlingrequirementstowardthestoppingoftheConstantFeedWeigher....................................................-15-7.定量給料機(jī)運(yùn)行時(shí)的調(diào)節(jié)..................................................................................................................-15-7.AdjustmentoftherunningConstantFeedWeigher.........................................................................................-15-8.零點(diǎn)和量程調(diào)準(zhǔn)-23-8.Adjustmentofzeropointandrange.................................................................................................................-20-9.故障排除....................................................................................................................................................-24-9.Faulteliminating..............................................................................................................................................-24-10.定量給料機(jī)的點(diǎn)檢項(xiàng)目.....................................................................................................................-28-10.PointinspectiontowardtheConstantFeedWeigher.....................................................................................-28-11.更換輸送帶的過(guò)程...............................................................................................................................-37-11.Processofchangingtheconveyerbelt...........................................................................................................-37-12.檢錘的安裝...............................................................................................................................................-40-12.Installationoftheinspectinghammer............................................................................................................-40-1. 稱量原理1.WeighingPrinciple1-1.連續(xù)的稱重的原理1-1.Principleofcontinuousweighing給料機(jī)的輸送量由下列方程式表示：Thefeedingamountofthefeedingmachineisexpressedbythefollowingequation:t1 t1Q=qdt=Wvdt???(1)00Q：輸送量(重量范圍0~t1)(kg)Q：Feedingamount(theweightrangesfrom0~t1)(kg)q：瞬時(shí)輸送量(kg/min)q:Instantaneousfeedingamount(kg/min)W：物料的單位長(zhǎng)度重量(kg/m)(載荷密度)W:Material’sweightinaunitlength(kg/m)(loaddensity)V：皮帶速率(m/min)V:Beltspeed(m/min)設(shè)輸送帶的運(yùn)行長(zhǎng)度為[l]，輸送帶的速度為[v]，輸送帶運(yùn)行時(shí)間為[t],那么：Itissetthattherunninglengthoftheconveyerbeltistobe[1]andtherunningtimeoftheconveyerbeltis[t],then:l=vt因此在輸送帶運(yùn)行了t1時(shí)間后，輸送帶的運(yùn)行長(zhǎng)度為l1=vt1，那么，輸送量可用下列方程式表示：Therefore,aftertheconveyerbeltrunsfort1,therunninglengthoftheconveyerbeltisl1=vt1andthefeedingamountcanbeexpressedbythefollowingequation:t1Q=

Wdl

???

(2)0上式表明，定量給料機(jī)的輸送量為A，B，C

三點(diǎn)所包圍的面積。如圖Fig.1

–1所示。The

above

equation

indicates

that

the feeding

amount

of

the batching

feedingmachineistheencircledareaofPointA,PointBandPointC,shownas Fig.1 –1.W單位長(zhǎng)度重量

CW=f(1)A

BLFig.1-1W=f(1): 在任選的單位運(yùn)行長(zhǎng)度 [l] 上的載荷密度W=f(1):Loaddensityontherandomunitrunninglength[1]Wdl : 在微小運(yùn)行距離(dl)上的輸送量Wdl:Feedingamountontheminimumrunningdistance(d1)上述表明：要獲得輸送量，需通過(guò)稱量傳感器檢測(cè)到物料的單位長(zhǎng)度的瞬時(shí)重量信號(hào)，同時(shí)速度傳感器檢測(cè)到速度脈沖信號(hào)。通過(guò)控制儀表將重量信號(hào)與速度信號(hào)進(jìn)行乘積運(yùn)算，從而求得輸送量。Theaboveindicates:inordertoattainthefeedingamount,itisnecessarytoutilizetheweighingtransducertoinspecttheinstantaneousweightsignalsofthematerialinaunitlengthandatthesametimethespeeddetectortoinspectthespeedpulsesignals.Thecontrolinstrumentshallbeappliedtocarryonproductcalculationtowardtheweightsignalsandspeedsignalssoastogetthefeedingamount.1-2.稱量和控制系統(tǒng)1-2WeighingandControllingSystem如Fig.1-2的流程圖所示，本設(shè)備主要分為四大單元：稱重單元，皮帶測(cè)速單元，積算控制儀表單元和驅(qū)動(dòng)單元。ShownastheflowchartofFig.1-2,thisequipmentismainlydividedintofourmajorunits:aweighingunit,abeltspeeddetectorunit,anintegratingcontrolinstrumentunitandadrivingunit.稱重單元，皮帶測(cè)速單元，驅(qū)動(dòng)單元作為輸送機(jī)的部件安裝在輸送機(jī)上。Theweighingunit,beltspeeddetectorunitandthedrivingunitareinstalledonthefeedingmachineasthefeedingmachine’scomponents.稱重單元主要由計(jì)量托輥和兩個(gè)稱重傳感器組成。稱重傳感器安裝在高精度的平臺(tái)上，兩個(gè)傳感器測(cè)量出輸送帶上物料的單位長(zhǎng)度重量，然后將重量信號(hào)傳送至積算控制儀表。Theweighingunitismainlycomposedofameasuringsupportrollerandtwoweighingtransducers.Theweighingtransducersareinstalledonthehigh-precisionplatformsoastomeasurethematerial’sweightinaunitlengthontheconveyerbeltandthentheweightsignalsaretransmittedtotheintegratingcontrolinstrument.皮帶測(cè)速單元采用編碼器安裝在驅(qū)動(dòng)滾筒軸端，通過(guò)滾筒轉(zhuǎn)動(dòng)產(chǎn)生脈沖信號(hào)，并將脈沖信號(hào)傳送至積算控制儀表。Thebeltspeeddetectorunitisinstalledattheaxialendofthedrivingrollerbymeansofthecoder.Therotationoftherollerproducespulsesignalsthatarethentransmittedtotheintegratingcontrolinstrument.驅(qū)動(dòng)單元的主電機(jī)根據(jù)積算控制儀表和變頻器信號(hào)自動(dòng)調(diào)速轉(zhuǎn)動(dòng)，從而使得給料機(jī)的輸送量與設(shè)定的輸送量一致。Themainelectricmotorofthedrivingunitautomaticallyrotateswiththespeedregulatedaccordingtotheintegratingcontrolinstrumentandthesignalsofinvertersoastoattainthefeedingamountofthefeedingmachineconsistenttothesetfeedingamount.主電動(dòng)機(jī)與減速箱安裝一體，然后安裝在給料機(jī)的驅(qū)動(dòng)滾筒上。變頻器根據(jù)積算控制儀表的衡定的輸送量信號(hào)產(chǎn)生相應(yīng)的頻率，主電機(jī)根據(jù)不同的頻率，產(chǎn)生不同的轉(zhuǎn)速。也就是說(shuō)驅(qū)動(dòng)滾筒產(chǎn)生相應(yīng)的轉(zhuǎn)速。從而達(dá)到輸送機(jī)的輸送量衡定，即與設(shè)定的輸送量一致。Themainelectromotorandthegearboxareinstalledinoneentity,andtheninstalledonthedrivingrollerofthefeedingmachine.Theinverterproducescorrespondingfrequencyaccordingtothesignalsoffeedingamountscaledbytheintegratingcontrolinstrument,whilethemainelectromotorproducesdifferentrotatingspeedsaccordingtodifferentfrequencies.Thatistosaythatthedrivingrollerproducescorrespondingrotatingspeedsoastoscalethefeedingamountofthefeedingmachine,whichisconsistenttothesetfeedingamount.積算控制儀表對(duì)傳感器的稱重（重量）電壓信號(hào)和測(cè)速傳感器的速度脈沖信號(hào)進(jìn)行處理和計(jì)算。積算控制儀表通過(guò)比例關(guān)系的運(yùn)算將速度脈沖信號(hào)轉(zhuǎn)換成輸送帶每秒鐘運(yùn)行的長(zhǎng)度，即輸送帶的速度。儀表對(duì)稱重傳感器（單位長(zhǎng)度重量）和馬達(dá)（皮帶每秒鐘運(yùn)行的距離）信號(hào)進(jìn)行積分，得到輸送機(jī)每秒鐘的輸送量。每秒鐘的輸送量同設(shè)定的輸送量進(jìn)行逐次比較，其差值信號(hào)反饋給變頻器，變頻器產(chǎn)生相應(yīng)的頻率用于調(diào)節(jié)馬達(dá)的轉(zhuǎn)速（輸送膠帶速度），直到真實(shí)流量和設(shè)定量相一致。Theintegratingcontrolinstrumentcarriesontreatmentandcalculationtowardtheweighing(weight)voltagesignalsofthetransducerandthespeedpulsesignalsofthespeedmeasuringtransducerandthenconvertsthespeedpulsesignalsintotherunninglengthoftheconveyerbeltpersecondthroughaproportionaloperation,namelythespeedoftheconveyerbelt.Theinstrumentconductsintegralcalculationtowardtheweighingtransducer(theweightinaunitlength)andthemotorsignals(therunningdistanceoftheconveyerbeltpersecond)soastoattainthefeedingamountoftheconveyerbeltpersecond.Thefeedingamountpersecondissuccessivelycomparedwiththesetfeedingamountandthedifferencesignalsarefedbacktotheinverter.Thecorrespondingfrequenciesproducedbytheinverterareappliedtoadjustthemotor’srotatingspeed(speedoftheconveyerbelt’srubberbelt)untiltherealfeedingfluxisconsistenttothesetfeedingamount.積算控制儀表同時(shí)能夠?qū)⒚棵腌姷妮斔土考皶r(shí)地轉(zhuǎn)換成每小時(shí)的輸送量用負(fù)荷率的形式顯示出來(lái)。同時(shí)控制儀表具有強(qiáng)大的通訊功能和數(shù)據(jù)儲(chǔ)存功能。（詳細(xì)資料參見(jiàn)儀表說(shuō)明書(shū)）Atthesametimetheintegratingcontrolinstrumentcantimelyconvertthefeedingamountpersecondintothefeedingamountperhourthatthenisdisplayedintheformofloadrate.Simultaneouslythecontrolinstrumentisprovidedwithastrongcommunicationfunctionanddatastoringfunction.(ThedetailedinformationisreferredtotheInstrumentSpecification)OperationControlinstrumentCFC-200LoadcellFig.1-2結(jié)構(gòu)2.Structure計(jì)量裝置1)MeasuringDevices采用波紋管沖氮防護(hù)傳感器，型號(hào)為UB2系列。AdoptthecorrugatedpipenitrogenimpingingprotectiontransducerandthemodelistheUB2seriesFig.2-1UpperLoadcellMeasuringUpperSupportingSupportingSupportingRollerRollerRollerFig.2-1物料的重量通過(guò)計(jì)量托輥傳送到兩端的傳感器上。Thematerial ’weightsistransmittedtothetransducersatthetwoendsthroughthemeasuringsupportroller輸送帶頭部清掃器Headsweeperoftheconveyerbelt頭部清掃器的主要功能是用于去除輸送帶上表面的物料碎粘著物，保障皮帶外表面清潔。同時(shí)，保障計(jì)量性能穩(wěn)定性。Themainfunctionoftheheadsweeperistowipeoffthematerialpiecesandadhesionsonthesurfaceoftheconveyerbelttoguaranteetheoutercleanlinessoftheconveyerbeltandatthesametimetoguaranteethestabilityofmeasuringperformance.在清掃板的兩側(cè)各安裝了橡膠板，以免損傷輸送膠帶。清掃板采用橡膠材料制作。Arubberplateisrespectivelyinstalledatthetwosidesofthecleaningplatesoastoavoiddamagingtheconveyerbelt.Thecleaningplateismadefromrubbermaterial.Fig2.3BeltInteriorSurface皮帶內(nèi)表面 皮帶內(nèi)表面150 皮帶中間清掃器清掃板 150 皮帶中間清掃器清掃板CleaningBoardofBeltMiddleCleaner300 70 300 70輸送帶中間（內(nèi)部）清掃器3)Middle(inside)sweeperoftheconveyerbelt中間清掃器的主要功能是用于去除輸送帶內(nèi)表面的物料碎粘著物，保障皮帶內(nèi)表面清潔。同時(shí)，保障計(jì)量性能穩(wěn)定性，并使得輸送帶不易跑偏。Themainfunctionofthemiddlesweeperistowipeoffthematerialpiecesandadhesionsonthesurfaceoftheconveyerbelttoguaranteetheoutercleanlinessoftheconveyerbeltandatthesametimeguaranteethestabilityofmeasuringperformancesothattheconveyerbeltwon’trunout.清掃板采用橡膠材料制作。Thesweeperboardismadeofrubbermaterials.驅(qū)動(dòng)滾筒（頭部滾筒）Drivingroller(therollerattheheadpart)在驅(qū)動(dòng)滾筒外表面包橡膠，并開(kāi)設(shè)人字形斜槽。這種制作方法可以提高驅(qū)動(dòng)力，防止膠帶打滑。Theoutersurfaceofthedrivingrolleriswrappedwiththerubberandarrangedwithaherringboneflume.Thismakingmethodcanincreasethedrivingpowerandpreventtheadhesivetapefromslipping.旋轉(zhuǎn)方向140°Fig2.4Directionof旋Rotation轉(zhuǎn)方向140°Fig2.4驅(qū)動(dòng)滾筒外形為鼓形，其功能是防止膠帶跑偏。Thedrivingroller ’soutlinetheisdrumshape,whosefunctionistopreventtherubberbeltfromrunningout.輸送膠帶Conveyingrubberbelt輸送帶型號(hào)為EP-200，聚脂帆布橡膠帶。ThemodeloftheconveyerbeltisEP-200anditbelongstothepolyestercanvasrubberbelt.膠帶張緊裝置Adhesivetapetensioningdevice膠帶張緊裝置內(nèi)部配置了螺母和調(diào)節(jié)桿，從而保證了膠帶的恒定張力。如圖Fig.2-5 所示。Nutsandanadjustingrodareinstalledinsidetherubberbelttensioningdevicesoastoguaranteethepermanenttensionoftherubberbelt,shownasFig.2-5.通過(guò)調(diào)節(jié)外部的螺母可以調(diào)節(jié)張緊裝置。Adjustthetensioningdevicebyadjustingtheouternuts.Fig.2.5定量給料機(jī)起動(dòng)前的準(zhǔn)備工作PreparingworkbeforethestartingoftheConstantFeedWeigher請(qǐng)確認(rèn)輸送膠帶位于驅(qū)動(dòng)滾筒和從動(dòng)滾筒的中心上。請(qǐng)確認(rèn)托輥上無(wú)任何其它粘著物，以及各部件位置正確無(wú)誤。請(qǐng)確認(rèn)各個(gè)法蘭連接螺栓已經(jīng)被擰緊。接通主電源，確認(rèn)斷路器工作正常，開(kāi)啟電源開(kāi)關(guān)。.Pleaseconfirmtheconveyingrubberbeltislocatedinthecenterofthedrivingrollerandthedrivenroller.Pleaseconfirmthatthereisnotanyotheradhesiononthesupportrollerandthepositionofeachpartiscorrect.Pleaseconfirmthateachflangethatisconnectedwiththeboltsisscreweddown.Switchonthemainelectricalsourcetoconfirmthebreakerisnormallyrunningandthenstartthepowerswitch.遠(yuǎn)程（中央）操作過(guò)程4.Remote(center)operatingprocess遠(yuǎn)程（中央）操作過(guò)程如下：Remote(center)operatingprocessisshownasfollows:將開(kāi)關(guān)旋轉(zhuǎn)切換自‘遠(yuǎn)程’狀態(tài)。設(shè)定定量給料機(jī)的輸送量。在中央控制室啟動(dòng)定量給料機(jī)。RotatetheswitchtotheRemotestate.SetthefeedingamountoftheConstantFeedWeigher.StarttheConstantFeedWeigherinthecentercontrolroom.現(xiàn)場(chǎng)（本地）操作過(guò)程5.Spot(local)operationprocess本地操作過(guò)程如下：Localoperationprocessisshownasfollows將開(kāi)關(guān)旋轉(zhuǎn)切換自‘本地’狀態(tài)。設(shè)定定量給料機(jī)的輸送量。.在現(xiàn)場(chǎng)控制柜旁啟動(dòng)定量給料機(jī)。RotatetheswitchtotheRemotestate.SetthefeedingamountoftheConstantFeedWeigher.StarttheConstantFeedWeigherbesidethecontrolcabinetonthespot.定量給料機(jī)停機(jī)處理要求HandlingrequirementstowardthestoppingoftheConstantFeedWeigher將定量給料機(jī)上殘存的物料輸送干凈。關(guān)閉定量給料機(jī)。切斷總電源。CompletelyconveytheresidualmaterialontheConstantFeedWeigher.StoptheConstantFeedWeigher.Cutoffthegeneralpowersource.定量給料機(jī)運(yùn)行時(shí)的調(diào)節(jié)AdjustmentoftherunningConstantFeedWeigher7-1.調(diào)節(jié)皮帶跑偏7-1.Adjustingthebelttracking[調(diào)準(zhǔn)裝置][Adjustingdevice]張緊調(diào)節(jié)桿Tensionadjustingrod皮帶張緊調(diào)整（調(diào)準(zhǔn)）裝置具有調(diào)節(jié)皮帶跑偏和張緊輸送膠帶兩種功能。在定量給料機(jī)后側(cè)門(mén)的外部左右各有一個(gè)調(diào)節(jié)桿，采用搬手可以旋轉(zhuǎn)調(diào)節(jié)桿。通過(guò)旋轉(zhuǎn)調(diào)節(jié)桿調(diào)節(jié)皮帶張力和皮帶跑偏。Thebelttensionadjustingdeviceisprovidedwiththetwofunctionsofadjustingthebeltfromrunningoutandtensioningtheconveyingrubberbelt.AnadjustingrodisrespectivelyinstalledattheleftandrightsidesoftheouterrearlateraldooroftheConstantFeedWeigherandaspannercanbeadoptedtorotatetheadjustingrod.Adjustthebelttensionandbeltfromrunningoutbyrotatingtheadjustingrod.[調(diào)節(jié)方法][Adjustingmethods]IMPORTANT請(qǐng)選擇合適的搬手用于旋轉(zhuǎn)調(diào)節(jié)桿。每次調(diào)節(jié)時(shí)，左右調(diào)節(jié)桿的旋轉(zhuǎn)方向必定相反，而且旋轉(zhuǎn)圈數(shù)必須相同。Pleasechooseanappropriatespannertorotatetheadjustingrod.Duringadjustingeachtime,therotatingdirectionoftheleftandrightadjustingrodsmustbeoppositeandtherotatingcirclesmustbethesame.在調(diào)節(jié)時(shí)，須派專門(mén)人員觀察調(diào)節(jié)時(shí)的輸送皮帶運(yùn)行狀況。Duringadjusting,professionalpersonnelmustbedispatchedtoobservetherunningstatusoftheconveyingbelt.(2)如圖Fig.7-1所示，當(dāng)皮帶往左跑偏時(shí)，順時(shí)針旋轉(zhuǎn)左側(cè)的調(diào)節(jié)桿，同時(shí)逆時(shí)針旋轉(zhuǎn)右側(cè)的調(diào)節(jié)桿。每次調(diào)節(jié)時(shí)須微量調(diào)節(jié)。每根調(diào)節(jié)桿旋轉(zhuǎn)約1/3至1/2圈。ShownasFig.7-1,whenthebeltrunsouttowardtheleft,rotatetheleftadjustingrodclockwiseandatthesametimerotatetherightadjustingrodcounterclockwise.Whenconductingadjustmenteachtime,itshouldbeslight.Eachadjustingrodshouldbeabout1/3to1/2circles.反之，當(dāng)皮帶往右跑偏時(shí)，逆時(shí)針旋轉(zhuǎn)左側(cè)的調(diào)節(jié)桿，同時(shí)順時(shí)針旋轉(zhuǎn)右側(cè)的調(diào)節(jié)桿。每次調(diào)節(jié)時(shí)須微量調(diào)節(jié)。每根調(diào)節(jié)桿旋轉(zhuǎn)約1/3至1/2圈。Onthecontrary,whenthebeltrunsouttowardtherightside,rotatetheleftadjustingrodcounterclockwiseandatthesametimerotatetherightadjustingrodclockwise.Whenconductingadjustmenteachtime,itshouldbeslight.Eachadjustingrodshouldbeabout1/3to1/2circles.每次調(diào)節(jié)后，需讓輸送膠帶運(yùn)行10圈以上，判別皮帶跑偏現(xiàn)象是否得到糾正。如果還存在跑偏現(xiàn)象，請(qǐng)?jiān)俅沃貜?fù)調(diào)整一次。Afterconductingadjustmenteverytime,theconveyingrubberbeltshallberunningforover10circlestojudgewhetherthedeflectionofthebeltiscorrected.Ifitindeedexists,pleaseadjusttheadjustingrodsonceagain.IMPORTANT千萬(wàn)不要僅僅旋轉(zhuǎn)單側(cè)調(diào)節(jié)桿。否則會(huì)改變皮帶的張力，從而影響計(jì)量性能和皮帶以及其它部件的使用壽命。Itisnotallowedtorotatetheadjustingrodatthesingleside,orelsethebeltsbechangedandthemeasuringperformanceandtheservicelifeofbeltandotherpartswillbeinfluenced.Fig.7–17-2. 調(diào)整輸送膠帶張緊力7-2.Adjustmentoftheconveying belt’stension[調(diào)整（調(diào)準(zhǔn)）裝置][Adjustingdevice]張緊調(diào)節(jié)桿Tensionadjustingrod皮帶張緊調(diào)整（調(diào)準(zhǔn)）裝置具有調(diào)節(jié)皮帶跑偏和張緊輸送膠帶兩種功能。在定量給料機(jī)后側(cè)門(mén)的外部左右各有一個(gè)調(diào)節(jié)桿，采用搬手可以旋轉(zhuǎn)調(diào)節(jié)桿。通過(guò)旋轉(zhuǎn)調(diào)節(jié)桿調(diào)節(jié)皮帶張力和皮帶跑偏。Thebelttensionadjustingdeviceisprovidedwiththetwofunctionsofadjustingthebeltfromrunningoutandtensioningtheconveyingrubberbelt.AnadjustingrodisrespectivelyinstalledattheleftandrightsidesoftheouterrearlateraldooroftheConstantFeedWeigherandaspannercanbeadoptedtorotatetheadjustingrod.Adjustthebelttensionandbeltfromrunningoutbyrotatingtheadjustingrod.[調(diào)整方法][Adjustingmethods]IMPORTANT請(qǐng)選擇合適的搬手用于旋轉(zhuǎn)調(diào)節(jié)桿。Pleasechooseanappropriatespannertorotatetheadjustingrod.通過(guò)觀察，檢查壓輥上的皮帶張緊位置指針是否在允許的范圍內(nèi)。1)Throughobserving,inspectwhetherthefingersofthebelttensioningdeviceonthepressingrollerarewithintheallowablerange.如圖Fig.7-3(b)所示，皮帶處于松弛狀態(tài)。如圖Fig.7-3(c)所示，皮帶處于過(guò)緊狀態(tài)。ShownasFig.7-3(b),thebeltisattherelaxingstate.ShownasFig.7-3(c),thebeltisattheovertensioningstate.(2)如圖 Fig.7-3(b) 所示，皮帶處于松弛狀態(tài)時(shí)ShownasFig.7-3(b),thebeltisattherelaxingstate.緩慢地順時(shí)針旋轉(zhuǎn)左側(cè)調(diào)節(jié)桿，同時(shí)緩慢地逆時(shí)針旋轉(zhuǎn)右側(cè)調(diào)節(jié)桿，直到位置指針處于允許的范圍內(nèi)。Slowlyrotatetheleftadjustingrodclockwiseandatthesametimeslowlyadjusttherightadjustingrodcounterclockwiseuntilthepositionfingeriswithintheallowablerange.左右調(diào)節(jié)桿旋轉(zhuǎn)圈數(shù)必須相同。Therotatingcirclesoftheleftandrightadjustingrodsmustbethesame.每次調(diào)整，左右調(diào)節(jié)桿的旋轉(zhuǎn)圈數(shù)不得大于2圈。Duringconductingadjustmenteachtime,therotatingcirclesoftheleftandrightadjustingrodsmustnotbelargerthantwo circles.如圖 Fig.7-3(c) 所示，皮帶處于過(guò)緊狀態(tài)ShownasFig.7-3(c),thebeltisattheovertensioningstate.緩慢地逆時(shí)針旋轉(zhuǎn)左側(cè)調(diào)節(jié)桿，同時(shí)緩慢地順時(shí)針旋轉(zhuǎn)右側(cè)調(diào)節(jié)桿，直到位置指針處于允許的范圍內(nèi)。Slowlyrotatetheleftadjustingrodcounterclockwiseandatthesametimeslowlyadjusttherightadjustingrodclockwiseuntilthepositionfingeriswithintheallowablerange.左右調(diào)節(jié)桿旋轉(zhuǎn)圈數(shù)必須相同。Therotatingcirclesoftheleftandrightadjustingrodsmustbethesame.每次調(diào)整，左右調(diào)節(jié)桿的旋轉(zhuǎn)圈數(shù)不得大于

2圈。Duringconductingadjustmenteachtime,therotatingcirclesofthandrightadjustingrodsmustnotbelargerthantwocircles.

eleft在調(diào)整時(shí)，必須認(rèn)真觀察位置指針的位置。每次調(diào)整，左右調(diào)節(jié)桿的旋轉(zhuǎn)圈數(shù)不得大于2圈。IMPORTANT否則，會(huì)造成軸承損壞和皮帶跑偏。Duringadjustingeachtime,rotatingcirclesoftheleftandrightadjustingrodsmustnotbelargerthantwocircles.Otherwise,thebearingwillbedamagedandthebeltwillrunout.Fig.7-2Pointer(a)正常狀態(tài)位置

(b)松弛位置

(c)過(guò)緊狀態(tài)(a)Positionofthenormalstate

(b)Relaxingposition

(c)OvertensioningstateFig.7-3(位置指針示意圖

)Fig.7-3SchematicDiagramforthePositionFinger零點(diǎn)和量程調(diào)準(zhǔn)8.Adjustmentofzeropointandrange8-1.量程進(jìn)行校準(zhǔn)（調(diào)整）8-1.Adjustingtherange.在每一年的維修保養(yǎng)期間，需對(duì)定量給料機(jī)進(jìn)行零點(diǎn)校準(zhǔn)（調(diào)整），同時(shí)還需對(duì)量程進(jìn)行調(diào)整。CFC-200儀表使用說(shuō)明書(shū)針對(duì)量程（計(jì)量精度）的操作方法作了詳細(xì)介紹。并且，當(dāng)更換新的輸送帶后或皮帶張緊裝置的位置指針較大地偏移出正常范圍時(shí)，這時(shí)候說(shuō)明了輸送膠帶的長(zhǎng)度發(fā)生了較大變化，因此須對(duì)計(jì)量精度（量程）進(jìn)行調(diào)整。輸送膠帶的長(zhǎng)度發(fā)生變化，造成測(cè)速傳感器在皮帶每運(yùn)行一周所產(chǎn)生的脈沖數(shù)發(fā)生變化，因此影響了計(jì)量精度（量程）。Duringtherepairingandmaintainingofeachyear,itisnecessarytoconductzerocalibrationtowardtheConstantFeedWeigherbutalsotherange.CFC-200InstrumentSpecificationhasmadeadetailedintroductionoftheoperatingmethodsoftherange(measuringprecision).Moreover,whenanewconveyingbeltischangedorthepositionfingerofthebelttensioningdevicegreatlydeflectsoffthenormalrange,thisindicatesthatthelengthoftheconveyingrubberbelthasagreatchangesothatitisnecessarytoadjustthemeasuringprecision(range).Thechangeoftheconveyingrubberbelt’lengthshasresultedinthatthenumberofpulsetowardthespeedmeasuringtransducerhaschangedwhenthebeltisrunningacirclesoastoimpactthemeasuringprecision(range).※采用檢錘進(jìn)行調(diào)試，參閱‘12. 檢錘負(fù)載調(diào)試方法’。Carry ondebugging byadopting theinspecting hammer, referred to Article 12.InspectingHammerLoadDebuggingMethod8-2. 量程重新設(shè)定8-2.Rangeresetting如果輸送膠更換或其它原因，造成控制精度超差，請(qǐng)重新測(cè)量皮帶長(zhǎng)度。并將新的數(shù)值輸入CFC-200 儀表。If theconveying rubber belt ischanged orfor other reasons,thatissubjectto control isverybad.PleasemeasurethebeltlengthonceThenewnumericalvalueisinputtedtotheCFC -200instrument.

theprecisionagain.[設(shè)定方法][Settingmethods]精確測(cè)量皮帶的長(zhǎng)度。將新的數(shù)值輸入CFC-200儀表的相應(yīng)的地址內(nèi)，那么量程就會(huì)相應(yīng)地發(fā)生改變。Accuratelymeasurethebeltlength.InputthenewnumericalvalueintothecorrespondingaddressoftheCFC-200instrumentsotherangewillcorrespondinglychange.8-3. 重新設(shè)定脈沖數(shù)8-3 Pulsenumberresetting如果輸送膠更換或其它原因，造成測(cè)速脈沖數(shù)超差，請(qǐng)重新將新的脈沖數(shù)值輸入CFC-200儀表。Iftheconveyingrubberbeltischangedorforotherreasons,thespeedmeasuringpulsenumberisverybad.PleaseinputthenewnumericalvalueofpulseintotheCFC-200instrument.[設(shè)定方法][Settingmethods]在輸送膠帶上做好起始點(diǎn)位置標(biāo)記（同時(shí)，這標(biāo)記也作為輸送膠帶運(yùn)轉(zhuǎn)整圈數(shù)的終點(diǎn)位置標(biāo)記）。(1)Markthepositionofstartingpointontheconveyingrubberbelt(Atthesametime,thismarkisalsoactedasthepositionoffinishingpointoftheentirerunningcirclesoftheconveyingrubberbelt).(2)在CFC-200操作面板上依次按下[SET][4][4]按鍵，切換至固定脈沖設(shè)定模式。(2)Taketurnstopressdownthekeystrokeof[SET][4][4]ontheCFC-200operatingpanelandthenswitchtothesettingmodeoffixedpulse.(3)請(qǐng)按下[Adj]鍵（在CFC-200面板上的[Adj]鍵上的指示燈亮起。Pleasepressdownthekeystrokeof[Adj]sothattheindicatorlightonthekey[Adj]oftheCFC-200panelison.在現(xiàn)場(chǎng)起動(dòng)定量給料機(jī)。StarttheConstantFeedWeigheronthespot.在輸送膠帶運(yùn)行狀況下，觀察并記住皮帶運(yùn)上位置標(biāo)記開(kāi)始處，按下CFC-200[Adj.]鍵，這時(shí)候儀表開(kāi)始自動(dòng)記憶脈沖數(shù)。請(qǐng)選擇好開(kāi)始記憶脈沖數(shù)的地方，最好當(dāng)皮帶上的位置標(biāo)記處于容易記住的地方（比如說(shuō)有固定參照物的地方）。Attherunningstateoftheconveyingrubberbelt,observeandrecordthestartingsignofthebeltandpressdownthekeyCFC-200[Adj.]sothattheinstrument starts toautomatically remember thepulse number. Pleasechoosewelltheplaceofstartingtorememberthepulsenumber,especiallytheplacethat iseasily remembered attheposition sign onthebelt (suchastheplacewithafixedmarker).當(dāng)輸送帶運(yùn)行指定的圈數(shù)后，并且皮帶上的位置標(biāo)記運(yùn)行回開(kāi)始處，再次按下[Adj.]鍵。鍵上的指示燈將熄滅，顯示‘調(diào)試結(jié)束”。(6)When theconveying

belt runsoff thedesignated

circles

andthepositionsign onthebelt

runstothestarting

position,

pressdown thekey[Adj.]onceagain.Theindicatorlightonthekeywillbeextinguished,displaying“debuggingisover”.按下[C]鍵的話，在儀表顯窗內(nèi)將點(diǎn)滅地顯示‘H’，這種顯示狀況會(huì)持續(xù)5秒鐘。在這5秒鐘內(nèi)，按下[ENT]鍵后，脈沖會(huì)自動(dòng)儲(chǔ)存到相應(yīng)的地址內(nèi)。(如果操作正確的話，儀表顯示窗會(huì)顯示‘Good’。)Pressdownthekey[C]anddisplay“H”intheinstrumentdisplayingwindow.Thisdisplayingstatuswilllastfor5seconds.Withinthe5seconds,afterpressingdownthekey[ENT],thepulsewillautomatic