Ngingayikhetha Kanjani Iphampu Yegiya Yangaphakathi Yokusebenza Okuqhubekayo Kwezimboni?

• Ukusebenza okuqhubekayo kuncike kakhulu ekulinganiseni kokushisa, ukulawulwa kokungcola, kanye nokuthambekela kokushisa kunokucindezela okuphezulu kuphela.
• Qondanisa iphampu nomjikelezo womsebenzi womshini, izinga likawoyela, kanye nezimo zokungena ezilindelekile, ikakhulukazi ekubunjweni komjovo kanye nasekuzenzekeleni kwezimboni.
• Sebenzisa idatha yokufaka esikhundleni eqinisekisiwe, hhayi ukufana okubonakalayo, lapho ubhekisela kumaphampu amadala kanye nama-cartridge assembly.
• Inqubo efanele yokukhetha kufanele ifake phakathi ingcindezi, ukufuduka, isivinini, umsindo, ukulungiselelwa, kanye nokutholakala kwezingxenye ezisele.

Ngingayikhetha kanjani iphampu yegiya yangaphakathi yokusebenza okuqhubekayo kwezimboni? Impendulo emfushane iwukulinganisa ubukhulu bephampu.iphampu yegiya yangaphakathiukuze uthole ingcindezi yangempela, ukwenyuka kwezinga lokushisa, kanye nengozi yokungcola, bese uqinisekisaiphampu yegiya yezimboningokumelene nomjikelezo womshini kanye nohlelo lokulungisa. Ekusetshenzisweni kwamandla oketshezi, ukuhlanzeka kanye nokushisa akuzona izinkinga eziseceleni:Isiqondiso sokulinganisa ubunjiniyela be-NISTkanye nemikhuba yokuhlanzeka ye-ISO ivame ukusetshenziswa ukugcina izinhlelo ze-hydraulic zizinzile, kuyilapho amakhodi ezinhlayiya ze-ISO 4406 esetshenziswa kabanzi ukuchaza amazinga okuhlanzeka kawoyela. Ekusetshenzisweni okuqhubekayo, iphampu kumele iphile isikhathi eside ekushiseni ngaphandle kokulahlekelwa ukusebenza kahle kwevolumu, futhi kumele ikwenze lokho ngesivinini sangempela, i-viscosity, kanye nengcindezi uhlelo oluyibona nsuku zonke.

Ukukhethwa Kwephampu Yegiya Yangaphakathi Kuqala Ngomsebenzi, Hhayi Ngokucindezela Kwekhathalogi

Iphampu engcono kakhulu yokusebenza eqhubekayo yileyo ehambisana nephrofayili yokusebenza komshini ephelele, hhayi nje umthwalo wayo ophezulu.

Abathengi abaningi baqhathanisa amakhathalogi ephampu ngokucindezela okuphezulu, kodwa lokho kungaholela ekulinganisweni okubi ekukhiqizweni okungami. Iphampu yegiya yangaphakathi ingase ilinganiswe ngokucindezela okukhulu okuthile, kodwa ukusebenza okuqhubekayo kwezimboni ngokuvamile kudinga indawo yokusebenza ephansi, elondolozayo ukuze kuvikelwe ama-bearings, amapuleti okuguguleka, kanye nezivalo ze-shaft. Uma iphampu ingena emshinini wokubumba umjovo, umshini wokucindezela, noma umugqa osebenza amashifu amathathu, umbuzo wangempela uwukuthi ingabe ingagcina ukusebenza kahle kanye nokulawula izinga lokushisa ngemva kwamahora okusebenza. Yingakho ukucindezela kwesistimu, i-viscosity, kanye nokuhlanzeka kwamafutha kufanele kuphathwe njengesethi eyodwa yokukhetha.

Kumaphrojekthi okufaka esikhundleni, umlando womshini ubaluleke kakhulu njengedatha. Imishini emidala ivame ukuba nokulahlekelwa kwemigqa, amapayipi amadala, kanye namaphethini okufaka angewona ajwayelekile. Yilapho indlela yokuhambisana kuqala isiza khona. Uma uhlola i-retrofit, iphampu yegiya yangaphakathi kufanele ihlolwe kanye ne-manifold ekhona, isivinini semoto, kanye nomthamo wokupholisa otholakalayo. Lokhu kubaluleke kakhulu kubasebenzisi abafuna izinketho zokufaka esikhundleni ezindala noma indlela yokuphakelwa kwephampu yegiya yezimboni eshintsha ngokushesha.

Ukusebenza Kwephampu Yomsebenzi Oqhubekayo Kuncike Ekushiseni, Isivinini, kanye Nokuqina

Ukuzinza kokushisa kuyisidingo esinganakwa kakhulu ekusebenzeni okuqhubekayo kwezimboni.

Ekusebenzeni okungami, ukushisa kuvame ukuba yisitha sangempela. Njengoba izinga lokushisa likawoyela likhuphuka, i-viscosity yehla, ukuvuza kwangaphakathi kuyanda, kanye nokusebenza kahle kwe-volumetric kuyehla. Yingakho iphampu ebukeka kahle esivivinyweni esifushane ingenza kabi ekushintsheni kokukhiqiza okugcwele. Ijubane lephampu nalo libalulekile: isivinini esiphezulu singathuthukisa umkhiqizo, kodwa sinyusa isidingo sokungena kanye nokukhiqizwa kokushisa. Empeleni, izinhlelo eziningi ze-hydraulic zisebenza kusukela ku-1500 kuya ku-1800 RPM ukuze kulungiselelwe okujwayelekile okuqhutshwa yinjini, kuyilapho imiklamo ethile ingasebenza ngendlela ehlukile kuye ngokufuduka kanye nokusetshenziswa.

Ukuhlanzeka koketshezi kubaluleke ngokulinganayo. I-ISO 4406 iyindlela evame kakhulu yokubhekisela kumakhodi okungcoliswa kwezinhlayiya ku-hydraulic oil, futhi amaqembu okulungisa izimboni avame ukuyisebenzisa ukusetha imigomo yesevisi ngaphambi kokuba izivalo nezindawo ziqale ukuguguleka. Emsebenzini oqhubekayo, akwanele ukuhlunga uwoyela ngezikhathi ezithile. Udinga isu lokuhlunga eligcina uhlelo luhlanzekile ngaphansi kwezimo zangempela zokukhiqiza, ikakhulukazi uma umshini umdala noma ubhekene nothuli, ukudlidliza, noma izikhala zokulungisa ezivame ukwenzeka.

Indlela Umklamo Wephampu Yegiya Langaphakathi Othinta Ngayo Umsindo, Ukusebenza Kahle, kanye Nempilo Yesevisi

I-geometry yegiya langaphakathi linikeza lolu hlobo lwephampu ibhalansi eqinile yokugeleza okubushelelezi kanye nosayizi omncane.

An iphampu yegiya yangaphakathiIsebenza ngokuhlukana okufana ne-crescent phakathi kwegiya langaphakathi nelangaphandle ukuze ihambise uketshezi kahle. Uma kuqhathaniswa namanye amaphampu okuhambisa kahle, lo mklamo unganikeza ukusebenza okuhle kokumunca kanye nokugeleza okuzinzile. Lokho kwenza kube kuhle ekusebenzeni okuqhubekayo kwezimboni lapho i-pressure ripple, umsindo, kanye nokuguguleka kokushisa kubalulekile. Kubathengi, inkinga engokoqobo akuyona inzuzo yokuklama ngokwemfundiso; ukuthi ngabe usayizi wephampu ethile kanye nesethi yezinto ezibonakalayo kungabamba ukusebenza kahle ohlelweni olufakiwe.

Impilo yesevisi ithintwa uhlelo lokuthwala, ukuqina kwendlu, kanye nokunemba kwezingxenye ze-meshing. Kumaphampu egiya lezimboni, ngisho nokuphambuka okuncane ekuvulekeni kungashintsha ukuvuza nomsindo. Ngaleso sizathu, ukukhetha okuqhubekayo komsebenzi kufanele kufake phakathi ukubuyekezwa kokubekezelelana, ukwesekwa kweshafti, kanye nokufinyelela kokulungisa. Uma iphampu kunzima ukuyinakekela, izindleko eziphelele zobunikazi ziyakhuphuka noma ngabe intengo yokuqala ibukeka ikhanga.

Ngemigqa ebalulekile, abathengi kufanele futhi bacabange ngezingxenye ezisele. Iyunithi yokufaka esikhundleni ephelele akuyona njalo indlela eshesha kakhulu. Ngezinye izikhathi impendulo efanele iwukuba iphakethe le-cartridge noma izingxenye zangaphakathi ezibuyisela ukusebenza ngenkathi zigcina indawo ekhona noma indawo yokufaka. Leso esinye sezizathu ezenza abaseshi bavame ukuqhathanisa amayunithi agcwele, ama-cartridge, kanye nama-kit okulungisa ngaphambi kokuba bazinikele.

Usayizi Wephampu Yegiya Lezimboni Wokubumba Umjovo Neminye Imigqa Eqhubekayo

Ukubumba ngomjovo kungenye yezindlela ezicacile zokusebenzisa ipompo eqhubekayo ngoba iphrofayili yomthwalo iyaphindaphinda futhi iyazwela ekushiseni.

Ekubunjweni komjovo, uhlelo lwe-hydraulic luvame ukusebenza ngezigaba zokucindezela nokugeleza okuphindaphindiwe: ukwenza ipulasitiki, ukujova, ukubamba, kanye nokubopha. Lokho kwenza kubeiphampu yegiya yezimboniukukhetha kudinga kakhulu kunomshini olula othwala umthwalo oqinile. Iphampu esebenza ngama-short burst ingase ingasindi emgqeni ohamba ubusuku nemini. Ukukhetha okulungile kufanele kuhambisane nokufuduka nokugeleza okudingekayo, bese kuqinisekisa ukuthi iphampu ingahlala isebenza kahle yini lapho umshini ushintsha phakathi kwezigaba zomthwalo ophansi kanye nomthwalo ophezulu.

Ukusebenza kahle kwamandla kungenye yezizathu ezenza abathengi baqonde ezinhlelweni ezihambisana ne-servo. Amaphakheji e-hydraulic aqhutshwa yi-servo anganciphisa ukulahlekelwa okungenamthwalo ngoba ukuphuma kwephampu kulandela isidingo eduze kakhulu kunokusethwa kwesivinini esinqunyiwe. Emafektri agxile ekuthuthukisweni kokonga amandla, lokhu kuvame ukuba yindlela ewusizo kakhulu yokunciphisa ukusetshenziswa kukagesi kanye nokulawula izinqubo okungcono. Uma uqhathanisa izindlela zemishini, kungasiza ukubuyekeza ikhasi eliphelele lesistimu njengeizinhlelo ze-servo, inketho yokupompa ehambisanayo efanaIphampu ye-vane yochungechunge lwe-VAN, noma iqembu lemikhiqizo elilungele ukulungiswa kabusha njengeIphampu ye-vane yochungechunge lwe-VQ.

Ngemigqa eqhubekayo, umqondo wokukhetha ulula: uma umshini unemijikelezo emide kanye nephethini yokusebenza ezinzile, beka phambili ukusebenza kahle kanye nokuphathwa kokushisa; uma uneziphazamiso eziphindaphindayo kanye nokuphakama kwengcindezi, beka phambili ukuqina kanye nokulawula ukuvuza. Ngemishini emidala, beka phambili futhi ukuhambisana nokwakheka okukhona kokufaka kanye namapayipi.

1. Chaza umjikelezo wangempela womsebenzi, hhayi izinga lokukhiqiza elilinganiselwe.
2. Hlola ukuphakama kwengcindezi, hhayi nje ukucindezela okumaphakathi.
3. Qinisekisa izimo zokungena kanye nosayizi wethangi ukuze ugweme ukugoba.
4. Qinisekisa isu lokuhlanzeka kwamafutha kanye nokuhlunga.
5. Buyekeza ukutholakala kwezingxenye ezisele kanye nesikhathi sokulethwa.

Ukuhambisana Kokushintshana Kubalulekile Ngaphezu Kokuthanda Umkhiqizo

Ukushintshaniswa kwempahla okudlule isikhathi kuvame ukuba yindlela yokuthenga enenani eliphezulu kakhulu yokusebenza okuqhubekayo kwezimboni.

Abathengi abaningi abaqali kusukela ku-zero. Baqala ngesekethe ye-Vickers, i-Denison, i-Yuken, i-Tokimec, noma i-Rexroth esindala futhi badinga ukushintshwa okusheshayo. Kuleso simo, ukukhetha iphampu yegiya langaphakathi akubalulekile kangako ekuthuthukisweni kwethiyori kodwa kumayelana nokuhambisana kobukhulu, ukulungiswa kwembobo, ukufaniswa kokufuduka, kanye nokusebenza okwamukelekayo ngaphansi kwesu lokulawula elikhona. Iphampu enhle yokufaka esikhundleni kumele ilingane nomshini ngaphandle kokudala izinkinga ezintsha zokudlidliza, ukuvuza, noma ukuhambisana.

Yilapho futhi izingxenye zangaphakathi kanye nama-cartridge assemblies eba khona abalulekile. Uma indlu isalungiswa, ukulungiswa okuqondiwe kunganciphisa isikhathi sokungasebenzi ngaphezu kokuguqulwa okugcwele. Kubasebenzisi abaqhathanisa izinketho zezinga lezingxenye, kuyasiza ukubheka isakhiwo somkhiqizo esibanzi, njengokuthiizingxenye, ama-motor e-hydraulic, futhiIphampu ye-VE series vane, ngoba umshini ungase udinge ukulungiswa kwezinga lesistimu kunokushintshana kwephampu okuzimele.

Izindinganiso, Ukuhlolwa, kanye Nedatha Enciphisa Ingozi Yokuthenga

Ukuqinisekiswa okusekelwe ezindinganisweni kuyindlela esheshayo yokugwema ukungalingani okubizayo.

Ukuze kuqhutshekwe nokusebenza kwezimboni, ipompo kufanele ihlolwe ngendlela yokuhlola kunokuba ihlolwe ngendlela yencwajana. Izindinganiso ezifana naleziI-ISO 4406kusiza ekuchazeni amazinga okungcoliswa kukawoyela, kuyilaphoI-ASTM D3487ihlanganisa uketshezi lwe-hydraulic lwamaminerali lwezinhlelo zezimboni. Uma uketshezi lungaphandle kwebanga elidingekayo, iphampu ingase ingafinyeleli impilo yayo yesevisi elindelekile. Lokhu kubaluleke kakhulu ekufakweni okuqhubekayo lapho ukungcola kanye nokushisa kuqhubeka khona, hhayi ngezikhathi ezithile.

Ngokombono wokuthenga, isihluthulelo ukucela idatha yokusebenza ehlobene nomshini wangempela. Ufuna ububanzi bokucindezela, ububanzi besivinini, ibanga loketshezi, ukuhlunga okunconywayo, kanye nesikhathi sesevisi ngaphansi komjikelezo womsebenzi ohlosiwe. Uma umhlinzeki enganikeza indlela yokuhambisana eqinisekisiwe kanye nokulethwa okusheshayo okusele, lokho kunciphisa ingozi yomjikelezo wokuphila ngaphezu kokwehla okuncane kwentengo yeyunithi. Kubathengi bokuthumela kwamanye amazwe, lokhu kusekela futhi amasiko, ukubuyekezwa kobunjiniyela, kanye nokungaguquguquki kokugcinwa kwezindawo eziningi.

Amanani ajwayelekile obunjiniyela abathengi okufanele bawaqinisekise afaka phakathi isigaba sokucindezela, ukufuduka, kanye nesivinini sokujikeleza. Ezinhlelweni eziningi ze-hydraulic zezimboni, ukucindezela okulinganiselwe okuzungeze i-16 MPa nangaphezulu kuyizinkomba ezivamile zokuklama, kodwa inani elifanele lincike emshinini kanye nomndeni wephampu okhethiwe. Ukuthengwa okuqhubekayo kufanele kuhlale kuboshwe emvilophini yohlelo lokusebenza lwangempela, hhayi esihlokweni esisodwa sekhathalogi.

• Cela isilinganiso sokucindezela okuqhubekayo, hhayi nje ukucindezela okuphezulu.
• Qinisekisa i-viscosity enconywayo yamafutha ekushiseni kokusebenza.
• Cela izinhloso zokuhlanzeka kanye nesiqondiso sokuhlunga.
• Qinisekisa izimo zokumunca ukuze unciphise ingozi yokucasuka.
• Hlola ukuthi ikhona yini i-cartridge noma ikhithi yokulungisa yangaphakathi.

Isikhathi Sokukhetha Iphampu Yegiya Yangaphakathi, Futhi Isikhathi Sokungakhethi

Iphampu yegiya yangaphakathi iyimpendulo efanele lapho ukugeleza okubushelelezi, usayizi omncane, kanye nokuhambisana okuqhubekayo kubaluleke kakhulu kunokucindezela okukhulu.

Khetha lolu hlobo lwephampu uma uhlelo lusebenza isikhathi eside, ludinga umkhiqizo ozinzile, futhi luzuza ekunakekelweni okulula. Lufanelana kahle nemishini yokwenza izinto ezenzakalelayo yezimboni, imishini yokubumba, kanye namaphrojekthi okulungisa lapho ukwakheka kwe-hydraulic okukhona kufanele kuhlale kuphelele. Kuwusizo futhi lapho umgomo wokuthenga uwukushintsha ngokushesha iyunithi engasebenzi ngaphandle kokuklama kabusha umshini.

Ungayikhethi ngokungacabangi kuzo zonke izinhlelo zokusebenza. Uma uhlelo ludinga ukucindezela okuphezulu kakhulu, ukulawulwa kokugeleza okunamandla kakhulu, noma ukuvezwa kokungcola okukhulu ngokungavamile, olunye uhlaka lwephampu lungafaneleka kangcono. Isinqumo kufanele sisekelwe emjikelezweni wangempela womsebenzi, hhayi ekuthandweni okuvamile. Kubathengi abagxile ekusekelweni kohlelo oluphelele, i-matrix yomkhiqizo ebanzi ingasiza, kufaka phakathiIphampu ye-vane yochungechunge lwe-ABT, Iphampu ye-vane yochungechunge lwe-PV2R, futhiIphampu ye-vane yochungechunge lwe-SQP.

Uhlu Lokuhlola Lokuthenga Olusebenzayo Lokusebenza Kwezimboni Okuqhubekayo

Uhlu lokuhlola oluhlelekile luvimbela amaphutha amaningi okukhetha ipompo.

1. Chaza umjikelezo womsebenzi, ijika lokucindezela, kanye namahora okusebenza ngosuku.
2. Qinisekisa uhlobo loketshezi, ukujiya, kanye nendlela yokulawula ukungcola.
3. Qinisekisa isivinini, ukufakwa, ama-port, kanye nesiqondiso sokujikeleza.
4. Buyekeza ukuphathwa kokushisa kanye nomthamo wethangi.
5. Hlola ukutholakala kwezingxenye, indlela yokulungisa, kanye nesikhathi sokulethwa.
6. Qhathanisa ukufaka esikhundleni okugcwele, ukwakhiwa kabusha kwekhatriji, kanye nokulungiswa okuyingxenye.

Kumafektri asebenza isikhathi esiningi, ukukhetha okungcono kakhulu kuvame ukuba yilokho okugcina umugqa usebenza ngaphandle kokuphazamiseka okuncane kobunjiniyela. Yingakho inqubo yokukhetha kufanele ihlanganise ukufaneleka kobuchwepheshe, ukuhlela ukulungiswa, kanye nesivinini sokuthengwa. Iphampu okulula ukuyithola futhi okulula ukuyisevisa ivame ukuba yigugu kakhulu kuneyunithi eshibhile kancane edala isikhathi sokungasebenzi kamuva.

Lapho kuhlelwa khona ukuthuthukiswa kokonga amandla, ama-hydraulic ahambisana ne-servo anganciphisa kakhulu imfucuza ngokuvumelanisa okukhiphayo nesidingo. Kuleso simo, iphampu kufanele ikhethwe njengengxenye yephakheji yesistimu ebanzi, hhayi njengengxenye ehlukanisiwe.

Imibuzo Evame Ukubuzwa

Yisiphi isici esibaluleke kakhulu lapho ukhetha iphampu yegiya yangaphakathi yomsebenzi oqhubekayo?

Isici esibaluleke kakhulu ukuzinza kokushisa ngaphansi komjikelezo wangempela womsebenzi. Isevisi eqhubekayo ikhiqiza ukushisa, futhi ukushisa kunciphisa ukujiya, okwandisa ukuvuza nokuguguleka.

Ngingazi kanjani ukuthi iphampu yegiya yezimboni ifanelekela ukusebenza ngaphandle kokuma?

Hlola isilinganiso sokucindezela okuqhubekayo, ukwenyuka kwezinga lokushisa, ukujiya kukawoyela okunconywayo, kanye nezinga lokuhlanzeka elidingwa uhlelo. Uma lawo maphuzu amane engalingani, ukusebenza okungami kuba yingozi.

Ingabe ingcindezi ephezulu kakhulu ihlala ingcono?

Cha. Ukucindezela okuphezulu akuqinisekisi ukusebenza okungcono okuqhubekayo. Iphampu esebenza kahle futhi esebenza kahle kakhulu ngokucindezela kokusebenza kwangempela ivame ukuba yisinqumo esingcono.

Kungani ukuhlanzeka kwamafutha kubaluleke kangaka empompini eqhubekayo?

Ngoba ukungcola kusebenza njengokuguguleka okukhulu. Ngesikhathi sokusebenza isikhathi eside, uwoyela ongcolile unganciphisa ngokushesha ukusebenza kahle, wandise umsindo, futhi wonakalise izindawo zangaphakathi.

Ingabe kufanele ngishintshe iphampu kuphela noma lonke uhlelo lwe-hydraulic?

Uma umshini umdala noma ukwehluleka kuphindaphindwa, hlola iphampu, amapayipi, ukuhlunga, kanye nokupholisa ndawonye. Ezimweni eziningi, ukubuyekezwa kwezinga lesistimu kungcono kakhulu kunokushintsha ingxenye eyodwa.

Ngingayisebenzisa yini into entsha ngaphandle kokushintsha umshini?

Ngokuvamile yebo, uma ukufakwa, umgodi, ukuthutha, ukufuduka, kanye nokujikeleza kufana kakhulu. Ukuqinisekiswa kokuhambisana kubalulekile ngaphambi kokufakwa.

Yimaphi amadokhumenti okufanele ngiwacele kumhlinzeki?

Cela umdwebo olinganiselayo, ijika lokusebenza, izinga likawoyela elinconywayo, isiqondiso sokuhlunga, uhlu lwezingxenye ezisele, kanye nemiyalelo yokufaka. Leyo mibhalo inciphisa ingozi yokungalingani kanye nesikhathi sokungasebenzi.