Donsela Ukungabi Namandla Kwesivimba Kwiingxaki Zegaya

Thatha ingxelo ngokungabi namandla komotora nesipindlilelo singaqhubeki ngokusetyenziswa kwezixhobo zokulinganisa

Xa ususelela kuzinkinga zokuhlukenyuka kwamagrilindi ephansi, qala ngokubheka ukulungiswa kwesithuthi futhi njengoko isipindura sikhululwe ngosayizi oluhle olukhomba inkinobho. Yidonsela kahle igeyiji kubase bendawo yomgcina ngokuphepha ukuthi iphrophi libe nemibaneko engcono nezinto ezizunda. Hlinza kabusha konke ngokuchaza izinkulu apho ukusabela kakhulu. Amakhanda anjalo ayazwa lokho okungenakho 0.002 inches noma ngaphezu kuka-0.05 millimeters njengeyodwa engeyiyo kumsebenzi wokugcina okujulile. Uma izindlela ezingaphezu kwalokho, kunezinto eziphayankulayo ekumechanikeni. Isisindo sizothuthukisa ukuba kube khona ukulungiswa okudynamiki noma ukuthi uhlukanise iziqhamo ezithintekile. Kudingeka ukuthole izinombolo eziphathelene ngoba ukuhlukenyuka okungavunyelwanga kugcinza amapadi adiamond ngokushesha kunalokho okuvamelekile futhi akhinde amabhiringi ngemini. Ukuthole izinombolo eziphathelene kusiza ukuthi izinto zihlale zihlanjulule kangcono ezinsukwini zonke ezindaweni zomsebenzi.

Analyze izici zebheiringi kanye nomisalignment wemoto ngokuvavanyo kwezimu yesiqhamo sevibration

Ukunalalisa kwe-spectrum kwezivibrations kusiza ekutholeni lezi zinkinga zomshini ezingavunyelwa ngokulunga yizivikelo ezihlelekile. Oko konke kubhekene nokusebenzisa izahlolo ze-FFT ephathelene nezimehlane zokuvibrata uma izixhobo zisebenza ngempela. Xa i-bearings iqala ukufa, zibonakala njengalezi ziphatha zonyuka emva kwesikhathi eside. Ukungqinelana kwemoto kwenza kuvibrata kakhulu ngesisindo sesisindo sokuqala kwaye sisindo sesibini, ikakhulukazi xa ibonakala ngasentshonalapha eyekrelela ukungqinelana okungahambelani noko kungalingani. Izilinganiso zobuchwepheshe zibonisa ukungqinelana okungasentshonalapha kungenza kuvibrata ngaproximately 30% ngaphezulu kunazo zinye izinkinga zokungqinelana. Okwenza lokhu mthetho kube lunye nguwe kukuphawula ngokucacileyo ama-bearing efunayo ukuthi afakwe kabusha kumaqondo angcono ofunayo ukulungisa ngamathuluzi e-laser. Izifazwana ezinenzela izivikelo ezivuthiweyo ngaphambilini ngexesha elithile, kuthetha ngamaxesha amathathu, zibona ukuba ukwehla kweziviko ezingalindelekanga kungenxa ye-41% ngokomgangatho wocwaningo lwemvume wezoviko oluphuhlileyo ngo-2023 kwi-journal ye-Maintenance Engineering Review.

Kungani iingxaki ezisixhenxe kuzo zilandelayo ziya kususela kumisalignment yemoto, engaphandle kwamanye amaqondo

Ngokwembono yezimali zomthombo, ukungqongqoyiwe kwegine kuyisibonelo esigcwele emehlweni yamandla okugaya kwizilonda ngaphezu kwe-62%, akusizo izinto ezithile njengoba kube khona. Lokhu kungqongqoyiwa kuthakatha ngenxa yezinto njengephandle kwezulu, ubunzima bezifundazwe, noma kuphela ukuthi kutholakala okuthile engalunganga emva kokulungisa umshinelwa. Okukhanya kule nto kulula ukungqongqoyiwa kuthola ubunzima obukhulu ngokushesha kulesi siqondiso, okuthumela lezi zindlela eziphathelene kuyo yonke indlela yokuhlaba. Lezi zihlabelelo zihlale zibonakala njengoko kutheni xa izi-beaingi ziqaqa ukuhlala, okwakhiwa isiphikisiphiki esiningi. Lokho kungcolisa kakhulu abantu abashintsha izi-bearing ethina ukuthi lokho kuzozivikela, kodwa emva kweminyaka esithupha lesikhathi izihlabelelo zizobuyela futhi. Uma izindawo zohlaza ziqaphela ukulunga ngokulungiswa kwe-alignment ngokusebenzisa ilayizi ngemaqondo amanje, ziyophatha umbono omncane. Lokhu kuyakuvikela izixhobo ukuba zisebenze ngeminyaka eyide kanye nokunceda ukugcina iqiniso elihle kwezinhlayiya zokupholisha ze-diamond ngokwesikhathi.

Linganisa Ukufakwa Kwesikhwama Sakugula Diamond Nasekhanda Yokuxhumela

Bala ukufakwa okungavumelekile kwesikhwama nokugula okungahleli ngokubheka nokuchazwa

Xa usebenza ngezinkinga zokuthembeka, qala ngokulingenisa ukuthi kuyiphitha kanjani isikhwama sakugula diamond sifakiwe. Bheka ngokujulile ezindaweni eziphakeme phakathi kwesikhwama nasekhanda yokuxhumela, linganisa ukuthi kukhona umnyango ohleli udlule, futhi qaphela izinto ezingaphenduka noma ezingaphenduka ebonisa ukuthi akusamukiwe kahle. Sebenzisa futhi amehandi - gquma amehandi kuyo yonke indawo. Izindlela ezingahleli kuzozibonakala, ikakhulu lezi ziphakeme zekhanda noma izinkinga ezifana nezigugu ebonisa ukuthi kukhona into engalungileyo ethathwa khona lapho kusebenza. Ngokusho kwe-Surface Prep Journal ngoPitshini, malunga ne-40 iphesenti yezo zonke izinkinga zokuthembeka esikwazi ukuzilungisa ziyafika kulezi zizinkinga zokufaka eziphazanywayo kumgcobo wogula izinkomo. Ungahlali ngemuva uma izinkinga zibonakala. Zilungise ngokushesha ngokulungiswa nokuphila kwemithetho.

• Ukubuyisela izikhathi eziphakade emva kokucula izinhlangothi zokuxhumana
• Ukushintsha izikhathi ngezinkulu ezikhulu kune-3 mm
• Ukuzulula izikhathi ngokuyisikhathi ukuze kugcwaliseke kunezulu

Ukukhetha imodi yesipheqele futhi ukulungisa kwebalo lesixhobo ngapha kwesimo sezimo

Ukuhlola imoto yezibuko kumzimba wokusebenza kusiza ekutholeni lezi zinkinga zovibration ezingavakali ngani. Vula umshinji kodwa uzilindele kusayiziwe ukuthi sibekepha kanjani. Lokhu kubukeka kakhulu kusho ukuthi kukhona into engalungileyo ngespindle noma mayelana nokuthi kuvalekile kwi-drive plate. Isinyathelo esilandelayo kukulayisha ubunzima obuncane kumashini ngexesha lokusebenza kwaye uqaphele indawo yazo zonke izinto. Uma kukhona ubudla obubanzi besivumelwano, amathuba makhe ukuthi i-bushings asebenze kahle noma kukhona ingcinga engeyona yomntlanamntla. Ngokwesicwangciso sa-Equipment Maintenance Quarterly, xa i-drive plates inemoto enkulu kunye 0.5 mm yesivumelwano, ziya kongeza ivibration ngama-70%. Kabefore ukugcina, qinisekisa ukuthi zonke izixhobo zihlotshwe kwaye ziqinisekiswe ngendlela efanelekileyo ngoba izixhobo ezimiselweyo zizakwenzela ukuthi kuqhakeke kakhulu.

• Ukuhlola inguqulelo yemiphiko yokudonsa ngokwesiqiniseko (okuvamile 35–45 Nm)
• Ukuthi kungenani amandla phakathi kwesikhwama sokuqhuba neshaft yegcine
• Ukuphawula ngezinhlobo eziningi zezinhlayiya zodlame ukusungula indawo yomphikayo

Lungisa Izilungiselelo Zokusebenza Kwesigcinezelo Ukunciphisa Umvuzo

Lungisa izilungiselelo zokuxhumana nokuratha ukulayisha okuhle kwezinhlayiya zodlame

Kukhona ukuthi ukufunda izinkinga ezifanele kuyisidingo ekubeni uhlekele imigqa emibili evela kumagrintha endaweni. Kudingeka ukulungisa isivinini se-spindle ukuze singaphinde siphindane ngezinkinga zomshinelwa, okwenzekayo phakathi kwe-20 kuya ku-60 mita ngomzuzu. Uma lokho kusenziwa, izinkinga zokugaya kakhulu ziphazamiswa kakhulu. Ngokujikeleza, abasebenzisi bangakhiqiza indlela yokuhamba kodwa bahlule umhla wokugaya kwesayizi. Lokhu kusiza ekulungiseni izinkinga ezincane zezinhlelo-mgwa, ikakhulu izinkinga evela kumotora engalungileyo. Ngokusho kwebhuku lika-Machinery Dynamics lesihashi, malunga ne-62% yezinkinga zokugaya kusenziwa ngalezi zinkinga zokulungiswa. Ngakho-ke ukufunda lezi zinkinga ezibalulekile kuyenza uhlelo olukhulu kumsebenzi wonke usuku.

• Qaqaza izgezo ngezivinini ezahlukeneyo
• Linganisa impendulo yokugaya ngalunye ulungiso
• Thina ukukhetha okukhulu kulingothe kunezidingo ezikruthileyo
  Lokhu kusungule amandla endawo, kunciphisa izigaba zokulahlekelwa ngendlela, kanye nokthelela ukulinganiselwe kwezandla.

Thekwathe ubunzima bomsindo ngokulungisele indawo kanye nendawo yophakathi

Kwenzelwe ngokunciphisa ukuthakatha ngokulungisele amathikhi kanye nokhluzwa kwezandla

Xa uhlwayela imiba yokuvibrata kumagrinza endaweni enobumba obandakanyazwe ngezikhombisi zediamond, qala ngokulandela ukuthi kusenzenjini yindawo. Ukubeka lezi zikhombisa ezithunywa kwamanzi anti-vibration ngaphansi kuzokwenzekela kakhulu ukuthi kube yisimo esingavibranga ngoba zidinda izivibrata ezingavumelani ngaphezu kwesilinganiso. Ngenkathi, kumele ubheke ngokugcwele isahluko sephansi sezindawo noma maphuzu noma izindawo eziphucayi ezikwenzela ukuthi kunezinkinga. Izindawo ezingasondelwa futhi zingasondelwa ziqonda njengalokho kusho ukuthi kunezinkinga ezifihlile ezifanelekileyo. Ukulungisa lezi zinkinga zomlando akukholiseka kuphela ukuthi inketho yoku-grind ibe yisimo esingcono kodwa nakuba kuyincoma ukuthi izikhombisi ze-diamond zibe yisimo esigcwele futhi kuthole iziphumo ezilungile kakhulu. Abasebenzi abaningi bafuna ukuthi umbalo wokuvibrata ungama-33% wawo wonke ungena kusosha kwebhhasi okungaphandle kokuthi kunezinkinga nezinhlayiya yomshinelwa.

Isikhombisi Sokuqala

Yiziphi izizathu zokungabi nanimbalance kumakomponi wegrinza?

Ukungqondakala kwezinto zokugaya kungakhiwa ngemiphumela njengekungqondakala kwe-rotor, ukungqondakala kwe-spindle, ukucopheka kwesibhindi, nokungqondakala kwe-motor.

Ngani angikwamthintelela amavibu esitsha?

Ukuze ukwamthintelele amavibu, qinisekisa ukuba i-rotor yeqiniso kanye ne-alignments ye-spindle, londoloza uku-faka kwe-diamond polishing pad nase-drive plate, shintshela izilungiso zokusebenza, kwanjalo ukulondoloza ukuthunyelwa kwegesi kanye nokulondoloza isitshalo phansi.

Kanjani ukulondoloza imvubo yokuviba kusitsha?

Izinkinga zokuviba zilondoloziwa ngokusebenzisa izilinganiso ze-dial indicator ukulinganisa ukungqondakala kwe-rotor nakho kwe-spindle, uvavanyo lwespectra yevibu, kanye nokulondoloza uku-faka kwe-diamond polishing pad nase-drive plate.

Kungani ukungqondakala kwe-motor kuyakhipha izinkinga zokuviba kusitsha?

Ukungqondakala kwe-motor kuyakhipha izinkinga zokuviba ngoba kwenza indawo ephambene ekugcineni inkathalo ekugcineni inkathi, kuyakhiya amandla okuhlukaniswa kuwo wonke umlando wokuphatha, okungakha amavibu aphelele aphawulekayo apho aphawulwa njengezinkinga zesibhindi.