Momwe Mungasankhire Pumpu ya Hydraulic Yogwirira Ntchito Yopitilira mu Mafakitale

Buku lotsogolera lochokera ku zochitika za wopanga posankhamapampu amadzimadzipa ntchito yopitilira ya mafakitale — kugawa kayendedwe ka katundu, kusanthula ntchito, ndi njira yosankha yomwe imagwirizana ndi ukadaulo wa pampu ndi momwe mukugwirira ntchito.

Malo athu opangira zinthu ku Ningbo akhala akupereka mapampu a vane kuti azigwiritsidwa ntchito mosalekeza m'magawo ankhondo, ankhondo, ndi mafakitale kwa zaka zoposa 15. Malinga ndi zomwe takumana nazo, tanthauzo la "ntchito yosalekeza" ndiye mfundo yoyamba yomwe timafotokozera ndi wogula aliyense.

Mu malo athu opangira zinthu okhala ndi mizere 6, timapanga mapampu opitilira 80,000 pachaka m'mizere 6 yopanga, ndipo ntchito zopitilira ntchito zimawonjezera gawo lathu la zomwe timapanga. Gulu lathu la mainjiniya lasintha mapangidwe athu a mapampu kudzera mu mayankho azaka zambiri ochokera kwa makasitomala apamadzi, ankhondo, ndi mafakitale padziko lonse lapansi.

Kodi Ntchito Yopitiriza Imatanthauza Chiyani?

Wogula akatchula "ndalama zokhazikika" zapampu yamadzimadzi, tifunika kufotokoza tanthauzo la zimenezo m'mawu a uinjiniya tisanapereke lingaliro la chinthu. Chifukwa mawu oti "continuous" amagwiritsidwa ntchito mosasamala m'mafakitale - nthawi zina amatanthauza "kuyenda kwambiri" m'malo mwa tanthauzo lenileni la uinjiniya wamagetsi - gulu lathu la uinjiniya nthawi zonse limafotokozera bwino gulu lathu la ntchito za IEC pagawo lofotokozera.

Mu muyezo wa IEC 60034-1,Ntchito ya S1 (yopitilira)zikutanthauza kuti makinawo amagwira ntchito pamlingo wovomerezeka kwa nthawi yopanda malire mpaka kutentha kwafika ndi kusungidwa. Pa mpope wa hydraulic, izi zikutanthauza kuti amagwira ntchito pamlingo wovomerezeka ndi kuyenda kwa nthawi yonse yopangira — maola 8, maola 16, kapena nthawi zina maola 24 — popanda kupitirira malire a kutentha kwa ma bearing ake, zisindikizo, ndi madzi. Chifukwa kutentha kwa nthawi zambiri kumafuna mphindi 30 mpaka 60 zogwira ntchito nthawi zonse, mpope womwe umagwira ntchito kwa maola awiri uli ndi katundu wokwanira kenako nkuzima SI ntchito yopitilira — ndi ntchito yosinthasintha yokhala ndi nthawi yayitali yogwira ntchito.

Chofunika kwambiri pakusankha pampu ndichakuti gawo lililonse liyenera kupangidwa kuti lipange kutentha kosatha. Mapampu athu a ABT series servo vane amapangidwa kuti azigwira ntchito mosalekeza mu makina opangira jakisoni, komwe ntchito ya maola 24 pa tsiku ndi tsiku ndiyo muyezo wopanga. Ma bearing amayesedwa kuti azigwira ntchito mosalekeza pa radial ndi axial loads, ma vane amasunga kutseka pa kutentha kwamadzimadzi okwera (mpaka madigiri 80 Celsius mosalekeza), ndipomphete ya kameraMalo ake amalimba kuti asamagwiritsidwe ntchito kwa nthawi yayitali. Chifukwa chakuti pampu yomwe imagwira ntchito mu S1 imapanga kutentha kosalekeza,dziwe losungiramo madziKukula, mphamvu yoziziritsira, ndi kusankha kukhuthala kwa madzi kuyenera kuwerengera kuchuluka kwa kutentha komwe kulipo — gulu lathu la mainjiniya limapereka mapepala owerengera kutentha pa ntchito iliyonse yopitilira.

Gulu lathu la mainjiniya limagawa ntchito iliyonse yogula malinga ndi kuuma kwa kayendedwe ka katundu asanapereke pompu. Popeza kusanthula kwathu mwatsatanetsatane kayendedwe ka katundu kumatsimikiza kukula kwa mabearing, kapangidwe ka vane, ndi kuchuluka kwa shaft, kugawa kumeneku ndikofunikira mofanana ndi momwe kuthamanga ndi kayendedwe ka madzi zimakhalira.

Kusanthula kwa Kuzungulira kwa Katundu: Kugawa Ntchito Yanu

Chosinthika chachiwiri mumomwe mungasankhire pampu ya hydraulicChigawo cha mphamvu ndi kuuma kwa kayendedwe ka katundu — kachitidwe ka kukakamizidwa ndi kuyenda kwa madzi pakapita nthawi. Chifukwa pampu yomwe imagwira ntchito yokhazikika ya 14 MPa kwa maola 8 imakumana ndi zovuta zosiyanasiyana zaukadaulo kuposa pampu yomwe imayendetsa pakati pa 0 ndi 21 MPa masekondi 15 aliwonse, kayendedwe ka katundu kamasankha ukadaulo wa pampu ndi kasinthidwe kake mkati mwa ukadaulo umenewo komwe kuli koyenera.

Timagawa ma cycle onyamula katundu m'magulu atatu kutengera chiŵerengero cha mphamvu ya peak-to-average:

Kugwiritsa Ntchito Katundu Wokhazikika (Chiŵerengero 1.0 mpaka 1.3)

Dongosololi limagwira ntchito pa mphamvu ndi kayendedwe kake kosalekeza komanso kosinthasintha kochepa. Zitsanzo: mayunitsi amphamvu a hydraulic ogwiritsira ntchito zida zamakina, makina odzola okhazikika, zida zoyesera za hydrostatic. Chifukwa chakuti mphamvu ya kutentha ndi yokhazikika, mawonekedwe a bearing ndi vane ndi okwanira.PV2Rmndandanda umodzimapampu a vanendi malangizo athu okhazikika pakugwiritsa ntchito zinthu zosalekeza.

Mapulogalamu Osinthira Katundu (Chiŵerengero 1.3 mpaka 3.0)

Dongosololi limasinthasintha pakati pa kupanikizika kosiyanasiyana ndi kuchuluka kwa madzi — zomwe zimapezeka kwambiri mu jekeseni (ma clamp/injection/hold/eject cycles), ma press brakes (njira/press/return cycles), ndi kusamalira zinthu (lift/hold/down cycles). Chifukwa chakuti mobwerezabwerezakuyendetsa bwino kwa kuthamanga kwa magaziimapanga kupsinjika kwa kutentha m'mabearing ndi kupsinjika kwa makina m'mavane, timatchula zathuT6/T7mndandanda wokhala ndi mabearing olimbikitsidwa ndibilabian vanekapangidwe kake. Kapangidwe ka bilabian kamapanga malo awiri otsekera pa vane iliyonse, kugawa katundu wopanikizika ndikuchepetsa kuwonongeka pansi pa mikhalidwe yoyendera njinga.

Mapulogalamu Okhudza Kugwedezeka (Chiŵerengero 3.0+)

Dongosololi limakumana ndi kukwera kwadzidzidzi kwa kuthamanga kwa mphamvu — komwe kumachitika nthawi zambiri m'makina osindikizira, zotsukira miyala, ndi zida zomangira. Chifukwa chakuti kugwedezeka kwa mphamvu kumabweretsa kupsinjika kwakukulu nthawi 3 mpaka 5 kuposa avareji, pampu iyenera kukhala yochulukirapo poyerekeza ndi malo ake ogwirira ntchito. Mndandanda wathu wa ABT wokhala ndi ma bearings olemera komanso kapangidwe ka cartridge kogwirizana ndi kuthamanga kwa mphamvu umatha kugwira ntchito ndi kugwedezeka kwa mphamvu mpaka 28 MPa ndi kuthamanga kosalekeza kwa mphamvu ya 21 MPa. Tikulimbikitsanso makina ogwiritsira ntchito kugwedezeka pogwiritsa ntchito accumulator kuti ateteze pampu ku kuthamanga kwa mphamvu.

Chidziwitso chathu pakupanga makina opangira jakisoni, makina osindikizira, chiwongolero cha m'madzi, ndi zida zoyendera chimatipatsa chithunzi chobwerezabwereza pakati pa mtundu wa makina ndi malangizo a pampu.

Matrix ya Zochitika Zamakampani: Ndi Pampu Iti ya Makina Ati

Chidziwitso chathu pakupanga zinthu m'magawo ankhondo, ankhondo, ndi mafakitale chimatipatsa chithunzi chomveka bwino pakati pa mitundu ya makina ndi malangizo a pampu. Chifukwa mtundu uliwonse wa makina uli ndi kayendedwe ka katundu, kapangidwe ka ntchito, ndi mawonekedwe a chilengedwe, athukusankha pampu yamadzimadziikutsatira njira yobwerezabwereza:

Makina opangira jakisoni (S1 yopitilira, chiŵerengero cha katundu wosinthika 1.5-2.5):Pampu yathu ya ABT series servo vane. Liwiro losinthasintha loyendetsedwa ndi servo limachotsa kuwononga mphamvu panthawi yogwira ndi kuzizira, kuchepetsa kugwiritsa ntchito mphamvu ndi 30 mpaka 60 peresenti poyerekeza ndi makina okhazikika opanikizika nthawi zonse. Makina athu a servo - omangidwa ndi ma drive a Taiwan Delta ndi mapampu athu a vane - ndi omwe amapangidwa ndi makina atsopano opangira jekeseni.

Makina osindikizira a hydraulic (S3 yokhazikika, chiŵerengero cha katundu wogwedezeka ndi 3.0-5.0):Pampu yathu ya T7B yokhala ndi mphamvu zambiri. Chifukwa chakuti njira yosindikizira imagwiritsa ntchito njira yofulumira (kupanikizika kochepa, kuyenda kwakukulu), kukanikiza (kupanikizika kwakukulu, kuyenda kochepa), ndi kubwerera (kupanikizika kochepa, kuyenda kwakukulu), pampuyi imagwira ntchito yozungulira mphamvu kwambiri. T7B yathu yokhala ndi mphete yolimbitsa ya kamera ndi ma bearings olemera imagwira ntchito yozungulira mphamvu mpaka 28 MPa nthawi zina.

Dongosolo lowongolera la m'madzi (S1 yopitilira, chiŵerengero cha katundu wokhazikika 1.0-1.2):Pampu yathu ya T6DCC triple vane. Kapangidwe kake ka triple kamapereka kayendedwe koyambira ka chiwongolero, kayendedwe kadzidzidzi, komanso kayendedwe kothandizira kuchokera ku chipangizo chimodzi choyendetsedwa ndi shaft. Popeza ntchito zam'madzi zimafuna satifiketi ya gulu logawa, CCS/ yathu yathu imapereka satifiketi ya CCS/DNVZiphaso za /ABS/BV/LR ndi zokhazikika pa mapampu onse opangidwa ndi sitima yapamadzi.

Kuyendetsa kwa conveyor yamafakitale (S1 yopitilira, chiŵerengero cha katundu wokhazikika 1.0-1.1):Pampu yathu ya PV2R yokhala ndi ma single series. Popeza ma conveyor drive amagwira ntchito pa mphamvu yokhazikika komanso yocheperako, njira zazikulu zosankhira ndi kuchuluka kwa madzi, kuchuluka kwa phokoso, komanso kugwiritsa ntchito mphamvu moyenera. PV2R series yathu ya 62 mpaka 68 dB(A) imagwira ntchito mkati mwa malire a phokoso la EU popanda zowonjezera zowonjezera.

Chofukula cha m'manja (chosinthika S3, chiŵerengero cha katundu wogwedezeka 2.0-4.0):Mndandanda wathu wa T6 wokhala ndi mavane a bilabian okhala ndi kukhuthala kwakukulu. Chifukwa chakuti zida zoyenda zimagwira ntchito m'malo otentha kwambiri (osapitirira madigiri 20 mpaka 50) okhala ndi ma cycle osinthasintha, pampu iyenera kupirira kukhuthala kwa kukhuthala kozizira komanso kutsika kwa kukhuthala kotentha popanda kutaya mphamvu yotseka.

Gulu lathu la mainjiniya linapanga mtengo wosankha uwu kuchokera ku zikwizikwi za zomwe ogula timakonza chaka chilichonse. Chifukwa nthambi iliyonse imachepetsa kusankha kwa mtundu umodzi kapena iwiri, ndi yachangu kuposa mndandanda wotsatira wa akatswiri odziwa bwino ntchito.

Mtengo Wosankha: Kuchokera pa Kugwiritsa Ntchito mpaka pa Chitsanzo cha Pampu

M'malo mogwiritsa ntchito mndandanda wa masitepe 8, gulu lathu la uinjiniya limagwiritsa ntchito mtengo wosankha womwe umafalikira pamitundu itatu: kalasi yogwira ntchito, kayendedwe ka katundu, ndi momwe chilengedwe chilili. Chifukwa nthambi iliyonse imachepetsera kusankha kwa pampu kukhala imodzi kapena ziwiri, mtengo wathu wosankha uinjiniya ndi wachangu kuposa mndandanda wotsatira wa akatswiri odziwa bwino ntchito:

Nthambi 1: Kalasi ya ntchito.Kodi kugwiritsa ntchito S1 (kopitilira) kapena S3 (kosinthasintha)? Ngati S1, pampu iyenera kuyesedwa kuti ipereke mphamvu yotenthetsera yopitilira — mndandanda wathu wa ABT ndi T6/T7. Ngati S3, pampuyo imatha kupirira mphamvu yochulukira ya peak panthawi yogwira ntchito — mndandanda wathu wa PV2R ndi T7B.

Nthambi 2: Chiŵerengero cha kayendedwe ka katundu.Kodi chiŵerengero cha mphamvu chomwe chili pamwamba pa avareji chili pansi pa 1.3 (chokhazikika), 1.3 mpaka 3.0 (chosinthika), kapena choposa 3.0 (chogwedezeka)? Chokhazikika: mabearing ndi ma vanes okhazikika. Chosinthasintha: mabearing olimbikitsidwa ndi ma vanes a bilabian. Chogwedezeka: mabearing olemera, cartridge yokhazikika, ndi malangizo a accumulator.

Nthambi 3: Zachilengedwe.Kodi chilengedwe ndi chofanana ndi mafakitale, zam'madzi/zowononga, kapena kutentha kwambiri? Chofanana: phukusi lathu la zinthu ndi chisindikizo. Zam'madzi: shafts zachitsulo chosapanga dzimbiri, zisindikizo za FKM, satifiketi ya CCS/DNV/ABS/BV/LR. Kutentha kwambiri: kulekerera kwa mphete ya kamera yozizira kwa zisindikizo za FKM zosakwana zero, kutentha kwambiri komanso kupsinjika kwamphamvu pakugwira ntchito kwa madigiri opitilira 65.

Kwa ogula omwe akufunika thandizo poyenda mu mtengo wosankha uwu, gulu lathu la mainjiniya limapereka chithandizo chaulere chosankha — titumizireni magawo anu ofunsira ogula (kupanikizika, kuyenda, kayendedwe ka ntchito, chilengedwe, gulu logawa zomwe mukufuna) ndipo tidzakulangizani mtundu wa pampu, khodi yosunthira, ndi kasinthidwe.Lumikizanani ndi gulu lathu la mainjiniyakuti mupeze lipoti losankha pampu lokonzedwa mwamakonda.

Kusamalira Kutentha kwa Mapampu Opitilira Ntchito

Gulu lathu la mainjiniya limayang'ana kasamalidwe ka kutentha ngati vuto la kapangidwe ka dongosolo, osati vuto la kapangidwe ka pampu yokha. Chifukwa pampu yogwira ntchito mosalekeza imapanga kutentha kolingana ndi kutayika kwa mphamvu yake (pafupifupi 10 mpaka 15 peresenti ya mphamvu yolowera imakhala kutentha),dziwe losungiramo madzi, choziziritsira, ndi kusankha madzi ziyenera kupangidwa kuti zichotse kutentha kumeneku mosalekeza popanda kupitirira malire a kutentha kwa madzi.

Kukula kwa chimbudzi.Malangizo athu okhazikika ndi ochulukirapo katatu kapena kasanu kuposa pampukuchuluka kwa madzipa mphindi imodzi kuti mudziwe kuchuluka kwa madzi osungiramo madzi. Popeza madzi osungiramo madzi amapereka malo oyambira otenthetsera kutentha, madzi osungiramo madzi ochepa kwambiri amachititsa kuti kutentha kukwere mofulumira - pampu ya 100 L/min yokhala ndi madzi osungiramo madzi a 200-lita imafika pa kutentha koyenera madigiri 20 mpaka 30 pamwamba pa mlengalenga, pomwe madzi osungiramo madzi a 400-lita amaletsa kutentha kufika madigiri 10 mpaka 15 pamwamba pa mlengalenga.

Kusankha kozizira.Pakugwiritsa ntchito mphamvu yopitilira 30 kW yolowera nthawi zonse, tikupangira choziziritsira cha mafuta kuchokera ku mpweya kupita ku madzi kapena kuchokera ku mafuta kupita ku madzi kuti chichotse kutentha konse kwa dongosolo. Gulu lathu la mainjiniya limapereka mawerengedwe a kukula kwa choziziritsira kutengera momwe pampu imagwirira ntchito, mphamvu ya injini, ndi kutentha kwa malo ozungulira pa ntchito iliyonse.

Kusamalira kukhuthala kwa madzimadzi.Popeza kukhuthala kwa madzi kumatsika kwambiri ndi kutentha, kukhuthala kogwira ntchito pamalo olowera pampu kuyenera kukhala pamwamba pa kufunikira kotseka vane (nthawi zambiri 10 cSt pa mapampu athu a vane). Gulu lathu la mainjiniya limafufuza momwe kukhuthala kwa madzi kumakhalira pamlingo wamadzi womwe watchulidwa ndikutsimikizira kuti kukhuthala kwa malo olowera kumakhalabe pamwamba pa 10 cSt pa kutentha kwakukulu komwe kumayembekezeredwa.

Mayeso Odalirika: MTBF ndi Kuneneratu za Moyo Wovala

Gulu lathu la akatswiri odziwa bwino ntchito yodalirikanthawi yapakati pakati pa zolephera(MTBF) ndipo zimayika ma vanila opitilira 80,000 pa maziko athu okhazikika. Chifukwa deta iyi imachokera ku malo enieni opangira - osati mayeso ofulumira a labotale - imapatsa ogula ziyembekezo zenizeni za moyo wa mapampu opitilira.

Mndandanda wathu wa PV2R mu ntchito yokhazikika yonyamula katundu nthawi zonse umakwaniritsa MTBF ya maola 12,000 mpaka 15,000 ogwira ntchito. Mndandanda wathu wa T6/T7 mu ntchito yosinthasintha yonyamula katundu nthawi zonse umakwaniritsa maola 8,000 mpaka 12,000. Mndandanda wathu wa ABT mu ntchito zogwedeza katundu umakwaniritsa maola 6,000 mpaka 10,000. Manambala awa akuganiza kutiISO 4406kalasi 16/14/11 kuyeretsa madzi ndi kutentha kogwiritsa ntchito pansi pa madigiri 65 Celsius. Popeza kuipitsidwa kwa madzi ndi kutentha kwambiri ndi zifukwa ziwiri zazikulu zomwe zimapangitsa kuti pampu isagwire ntchito msanga, gulu lathu la mainjiniya limapereka malangizo owunikira kuipitsidwa ndi kuyang'anira kutentha ndi kuyika pampu nthawi zonse.

Chitsanzo chathu cholosera za kuvala chimagwiritsa ntchitoStribeckKupindika kwa moyo wa bearing, equation ya Archard ya kuvala kwa tip ya vane, ndi malire a kuthamanga kwa kuthamanga (PV) kwa kuvala kwa cam ring pamwamba. Chifukwa mitundu iyi imayesedwa molingana ndi deta yathu yolephera kwa field, imapereka maulosi odalirika a nthawi yomwe zinthu zomwe zagwiritsidwa ntchito zidzasinthidwa. Gulu lathu la mainjiniya limayendetsa mitundu iyi pa ntchito iliyonse yopitilira ndipo limapatsa wogula lipoti lolosera moyo wa kuvala.

Gulu lathu la mainjiniya ku Ningbo lilipo kuti likambirane za momwe mungagwiritsire ntchito nthawi zonse ndikupangira chitsanzo chabwino kwambiri cha pampu, kasinthidwe, ndi njira yoyendetsera kutentha. Lumikizanani nafe kudzera mu pulogalamu yathu yathu.tsamba lothandizira uinjiniyakuti mupeze lipoti losankha pampu lokonzedwa mwamakonda.

Gulu lathu la mainjiniya a Ningbo limapereka chithandizo chaulere chosankha mapampu kuti mugwiritse ntchito nthawi zonse. Titumizireni magawo anu ogwirira ntchito — kuthamanga, kuyenda, kayendedwe ka ntchito, chilengedwe — ndipo tidzakulangizani mtundu wa pampu, khodi yosunthira, ndi kasinthidwe ka kutentha kwa makina anu. Nthawi yathu yopangira ndi masiku 25 mpaka 35 pamakonzedwe wamba, ndipo zinthu zomwe zili m'sitolo zimatumizidwa mkati mwa masiku atatu mpaka 7.

Gulu lathu la Ningbo lili okonzeka kuthandizira kusankha kwanu kwa pampu yogwira ntchito mosalekeza ndi mafotokozedwe aukadaulo ndi nthawi yotumizira.