Amaphampu e-hydraulic ayinhliziyo eshaya yanoma yimuphi umshini wokumba wanamuhla, aguqule amandla emishini abe amandla e-hydraulic aqhuba yonke intshukumo kusukela engalweni nengalo kuya ebhakedeni namathrekhi. Ngaphandle kwephampu ye-hydraulic ethembekile yezinhlelo zokumba, ngisho nomshini wokumba oyinkimbinkimbi kakhulu uba yinsimbi enganyakazi. Lezi zingxenye ezinembayo kufanele zimelele ingcindezi enkulu, ukujikeleza komthwalo okuqhubekayo, nezimo zokusebenza ezinzima ngenkathi ziletha ukugeleza nokucindezela okungaguquki ukuze kuqinisekiswe ukulawulwa komshini okubushelelezi nokusabelayo. Iphampu enkulu yomshini wokumba, ikakhulukazi, ithwala umthwalo oyinhloko wokuhlinzeka uketshezi olunengcindezi ephezulu kuyo yonke isistimu ye-hydraulic, okwenza ukusebenza kwayo nokuqina kube kubaluleke kakhulu ekukhiqizeni komshini uwonke. Lapho kukhethwa iphampu yokufaka esikhundleni noma yokuqala, abaqhubi nabaphathi bezimoto kufanele bacabangele izici ezinjengobukhulu bokugudluka, ububanzi bengcindezi yokusebenza, isivinini sokujikeleza, nokuhambisana nezifunda ze-hydraulic ezikhona. Iphampu ye-hydraulic yekhwalithi ephezulu yokusetshenziswa komshini wokumba ayithuthukisi nje ukusebenza komshini, kodwa futhi inciphisa ukusetshenziswa kukaphethiloli, yehlisa izindleko zokunakekela, futhi yandisa isikhathi sokusebenza sezinye izingxenye ze-hydraulic. Ukuqonda indima eyisisekelo yalawa maphampu kusiza abathengi ukuthi benze izinqumo ezinolwazi ezithinta ngqo inzuzo yabo nokusebenza kahle.

Imakethe yomhlaba wonke yemishini yokumba (excavator) iyaqhubeka nokukhula ngokushesha, iqhutshwa ukuthuthukiswa kwengqalasizinda, imisebenzi yezimayini, kanye namaphrojekthi okwakha emadolobheni emazweni asathuthuka nawezithuthukile ngokufanayo. Njengoba imishini yokumba iba yinkimbinkimbi ngamasistimu okulawula ngogesi kanye nezidingo zomthwalo oguquguqukayo, amaphampu e-hydraulic emishini yokumba kumele athuthuke ukuze anikeze ukunemba okukhulu, ukusebenza kahle, nokwethembeka. Imiklamo yanamuhla yamaphampu amakhulu emishini yokumba ifaka izici ezithuthukile ezifana nokulawula ukuzwa komthwalo (load-sensing), ukunxeshezelwa kwengcindezi (pressure compensation), nokuzwa kwe-engeli ye-swashplate ukuze kuthuthukiswe ukulethwa kokugeleza ngokusekelwe ezimweni zokusebenza zesikhathi sangempela. Lokhu kuthuthukiswa kwezobuchwepheshe kuvumela imishini yokumba ukuthi izuze amandla okumba aphezulu, izikhathi zomjikelezo ezisheshayo, kanye nokonga uphethiloli okungcono uma kuqhathaniswa nezinhlelo ezindala zokugudluza okungaguquki (fixed-displacement). Ngaphezu kwalokho, iphampu yokulawula (pilot pump) emishinini yokumba idlala indima ebalulekile yokusekela ngokuhlinzeka ngamafutha okulawula anengcindezi ephansi ukuze kusebenze amavalvu amakhulu okulawula, ama-actuator okulawula, kanye neminye imisebenzi esizayo, iqinisekise ukuthi imiyalo ye-joystick yomsebenzisi ihumusheka ngokunembile ekunyakazeni komshini. Noma yikuphi ukwehluleka kwephampu yokulawula emishinini yokumba kungaholela ekulawuleni okunensa noma okungazinzile, okwenza ibaluleke ngokufanayo nephampu enkulu ekuphepheni nasekukhiqizeni komshini uwonke.

I-Guangdong MKS Hydraulic Co., Ltd. isungule ukuthi iyinkampani ehamba phambili ekukhiqizeni nasekuhlinzekeni ngezingxenye ze-hydraulic zekhwalithi ephezulu, ithole idumela eliqinile kubanikazi be-excavator, ezinkampanini ezilungisa amamashini, kanye nabasabalalisi be-OEM emhlabeni wonke. Le nkampani igxile ekukhiqizeni uhla olubanzi lwamaphampu e-piston aguquguqukayo nangalungiseki, okuhlanganisa amayunithi amakhulu amaphampu e-excavator, amaphampu e-pilot e-excavator, kanye nezinhlelo eziphelele zamaphampu e-excavator ezakhelwe ukuhlangabezana nezidingo eziqinile zemishini yokwakha nokugubha umhlaba. Ngeminyaka eminingi yolwazi lobunjiniyela olunqwabelene nethimba elizinikele locwaningo nokuthuthukisa, i-Guangdong MKS ithuthukise izinqubo zayo zokukhiqiza eziqinisekisa ukunemba okukhethekile, ukungaguquguquki, nokuqina kuyo yonke imikhiqizo. Indawo yokukhiqiza yesimanje yale nkampani isebenzisa imishini ye-CNC ethuthukile, imigqa yokuhlanganisa amarobhothi, neziteshi zokuhlola eziqinile ukuze iqinisekise ukuthi i-hydraulic pump ngayinye yokusetshenziswa kwe-excavator iyahlangabezana noma yeqe imibandela yemishini yasekuqaleni. Ukulawulwa kwekhwalithi kugxilile kuzo zonke izigaba zokukhiqiza, kusukela ekuhlolweni kwezinto zokusetshenziswa nokuqapha ukwelashwa kokushisa, kuya ekuqinisekisweni kobukhulu nokuhlolwa kokusebenza ngaphansi kwezimo ezilingisa ukusebenza kwangempela. Ngokukhetha i-Guangdong MKS, amakhasimende athola izixazululo zamaphampu e-excavator eziletha ukusebenza okuthembekile, izikhathi ezinde zokukhonza, kanye namanani ancintisanayo uma kuqhathaniswa nemikhiqizo eminingi yamazwe ngamazwe eyaziwayo.

Okushiqile okwehlukanisa i-Guangdong MKS kwezinye izinkampani ezikhiqiza amaphampu e-hydraulic ukuzibophezela kwayo okungaguquki ekwanelisekeni kwamakhasimende nasekusekeleni kwezobuchwepheshe. Inkampani igcina inqwaba yemikhiqizo eqediwe nezingxenye zokushintsha, okwenza ukuthi ukugcwalisa ama-oda kusheshe futhi kunciphise isikhathi sokuma kwemishini kubasebenzisi bokugcina emhlabeni wonke. Wonke amaphampu amakhulu e-excavator akhiqizwa i-MKS enza ukuhlolwa okuphelele kokusebenza ukuqinisekisa izinga lokugeleza, izinga lokucindezela, ukusebenza kahle kwevolumu, namazinga omsindo ngaphambi kokugunyazwa ukuthi athunyelwe. Ithimba lobunjiniyela e-Guangdong MKS liqhubeka nokuqapha idatha yokusebenza ensimini nempendulo yamakhasimende ukuze liqhubekisele phambili ukuthuthukiswa komkhiqizo futhi libhekane nezidingo ezintsha zemakethe. Isibonelo, ukuthuthukiswa kwakamuva komugqa wamaphampu e-pilot excavator kufake izinhlelo zokuvala ezithuthukisiwe nezinto zokwakha ezithuthukisiwe zama-bearing ezingeza kakhulu isikhathi sokusebenza ezindaweni ezinothuli, ezingcolile kakhulu ezivamile ezindaweni zokwakha nasezinkwalini. Ngaphezu kwalokho, inkampani inikeza izinsizakalo zokubonisana ngezobuchwepheshe ukusiza amakhasimende ekukhetheni imodeli efanele yephampu ye-excavator ngohlobo nomklamo womshini wawo, iqinisekise ukufakwa okufanele nokusebenza kahle. Le nhlanganisela yokugqama ekukhiqizeni, ukuqinisekiswa kwekhwalithi, nensizakalo egxile kumakhasimende yenza i-Guangdong MKS ibe uzakwazi othembekile emabhizinisini afuna amaphampu e-hydraulic athembekile ezinhlelweni ze-excavator ezimbonini ezahlukahlukene nasezifundeni ezihlukahlukene zomhlaba.

Ukuqina kume njengokubalulekileyo kokukhetha ekwakhiweni kwepompo ngayinye ye-hydraulic yomgubho wezindawo ezakhiwa yi-Guangdong MKS, ngoba imigubho isebenza ezimweni ezinzima kakhulu ezingacabangeka, okuhlanganisa amazinga okushisa aphezulu kakhulu, uthuli olunzima, ukudlidliza okuqhubekayo, kanye nemithwalo ephezulu yokushaqeka ngesikhathi sokusebenza kokumba nokwephula. Ukuze kutholakale ukuqina okukhethekile, onjiniyela be-MKS bakhetha insimbi ephezulu ye-cast iron kanye ne-alloy steel yezindlu zepompo, ama-cylinder block, nama-valve plate, baqinisekise ukuthi lezi zingxenye ezibalulekile zimelana nokugqoka, ukuqhekeka, nokuguquka emahoreni ezinkulungwane zokusebenza. Izindawo ezigcotshwe kahle, amaphistoni aqinile, kanye nezikhala ezihlanganiswe ngokucophelela kunciphisa ukuvuza kwangaphakathi nokulahleka kokungqubuzana kuyilapho kugcina ukusebenza kahle kwevolumu okungaguquki kuyo yonke impilo yepompo. Umakhenikha we-swashplate, olawula ukuhamba kwepiston futhi ngaleyo ndlela ubukhulu bepompo, ufaka amabheringi aqinile kanye nezindawo eziqinile zokushelela ezigcina ukulawula kwe-engeli okunembile ngisho nangaphansi kokusebenza okuphezulu kokuqina. Yonke ipompo enkulu yomgubho evela ku-MKS ifaka izindlela zokuhlunga ezithuthukisiwe kanye nezakhiwo zangaphakathi ezimelana nokungcola ezisiza ipompo ukuthi isinde ezigamekweni zesikhashana zokungcola koketshezi ezingacekela phansi amapompo amancane. Idatha yasensimini eqoqwe ezindaweni zamakhasimende ikhombisa ukuthi amapompo e-hydraulic e-MKS ezinsizakusebenza zomgubho avamise ukuthola izikhathi zokulungiswa ezilingana noma ezedlula ezamapompo aphezulu okuqala, enikeza izindleko eziphelele zobunikazi ezinhle kakhulu kubaqhubi bezimoto.

Ukuzinza ngumgogodla wesibili obalulekile womklamo wamaphampu e-MKS, okubhekisela emandleni epampu okugcina umfutho wokuphuma ongaguquki, izinga lokugeleza, nezici zokusebenza phansi kwezimo ezahlukene zomthwalo, amazinga okushisa kuketshezi, nezivinini zokujikeleza. I-excavator enepampu engazinzile ingabangela ukunyakaza komshini okunamahlonyela, amandla okumba anciphile, ukukhiqiza ukushisa okweqile, nokugqoka kwezingxenye ngaphambi kwesikhathi, konke lokhu kunciphisa ukukhiqiza nokunethezeka komsebenzisi. I-Guangdong MKS izuza ukuzinza okumangalisayo ngama-algorithms anembile okulawula i-swashplate, ukulungiswa kwesikhathi kwe-port plate, kanye nezikwenza zokunxeshezelwa kwengcindezi nezokulayisha ezilungiswe ngokucophelela. Amayunithi e-pilot pump excavator aklanyelwe izilawuli zengcindezi ezizinikele ezigcina ingcindezi ye-pilot izinzile kungakhathaliseki ukushintshashintsha komthwalo wepampu enkulu, okuqinisekisa ukuziphatha kwezinsimbi zokulawula okubikezelwayo nokusabela kahle. Ukuhlolwa okubanzi kokushisa kuqinisekisa ukuthi amaphampu e-MKS agcina ukusebenza okuzinzile phakathi kwamazinga okushisa kuketshezi asuka ku--20°C kuye ku-+90°C, imfuneko ebalulekile kuma-excavator asebenza ezimweni zezulu ezihlukahlukene kusukela ezindaweni zokwakha ezingaphansi kweqhwa kuya emisebenzini yezimayini ezindaweni ezishisayo. Inkampani futhi isebenzisa izici ezithuthukisiwe zokudambisa ukudlidliza ezindaweni zokuxhuma nasezingxenyeni zangaphakathi ukunciphisa ukuzwakala komsindo nokudluliswa kwawo, okunomthelela ekusebenzeni okubushelelezi nokuzinzile komshini. Lokhu kuhlanganiswa kokuqina nokuzinza kwenza amaphampu e-hydraulic e-Guangdong MKS okusetshenziswa kuma-excavator abe ukukhethwa okuthandwayo kosomqondo, izimpi zezimoto eziqashiswayo, nezinkampani zezimayini ezidinga isikhathi sokusebenza esiphezulu nokusebenza okungaguquki ekutshalweni kwezimali kwazo kwezinto zokusebenza.

Abasebenzi besimanje bemishini yokumba (excavator) babhekana nengcindezi enkulu yokwandisa umkhiqizo kuyilapho banciphisa ukusetshenziswa kukaphethiloli kanye nezindleko zokusebenza, okwenza ukusebenza kahle kwepompo (pump efficiency) kube yinto ebalulekile ekukhetheni imishini kanye nezinqumo zokuyilungisa. Ipompo ye-hydraulic esezingeni eliphezulu yemishini yokumba inikela ngokuqondile ekusebenzeni kahle kwemishini yonke ngokuletha ukugeleza nokucindezela okudingekayo ngokulahlekelwa okuncane, kunciphisa amandla enjini adingekayo ukuze kuqedwe umjikelezo ngamunye wokumba. I-Guangdong MKS iklama amayunithi ayo amakhulu epompo yemishini yokumba ngokulawula kwe-swashplate okuthuthukile okulungisa ngokuzenzakalelayo ubukhulu bokuphakelwa (displacement) ukuze kuhambisane nezidingo zomthwalo wesikhathi sangempela, kuqedwe ukugeleza okumoshekayo ngezikhathi zokungasebenzi kanye nokusebenza okulula. Leli khono lokuzwa umthwalo (load-sensing) linganciphisa ukusetshenziswa kukaphethiloli ngo-10% kuya ku-20% uma kuqhathaniswa namapompo anobukhulu obungaguquki noma amapompo alawulwa ngokucindezela okulula, okuletha ukonga kwezindleko okukhulu empilweni yonke yomshini. Ngaphezu kwalokho, izinhlelo zepompo yokuhlola (pilot pump) zemishini yokumba zifaka izinto ze-gerotor noma ze-gear pump ezisebenza kahle ezisebenzisa amandla amancane kuyilapho zinikezela uwoyela wokulawula onokwethenjelwa kusitaki esikhulu samavalvu. Ngokuthuthukisa lonke uhlelo lwe-hydraulic kusukela epomponi enkulu kuya kumjikelezo wokuhlola, i-MKS isiza abanikazi bemishini yokumba ukuthi bathole izikhathi zomjikelezo ezisheshayo, amandla okumba aphezulu, kanye nokonga kukaphethiloli okungcono ngaphandle kokudela ukwethenjelwa noma impilo yezingxenye.

Ngaphezu kokonga uphethiloli, ukusebenza kahle kwemishini yokumba (excavator) kuhlanganisa nokunciphisa isikhathi sokuma ngenxa yokulungiswa, ukuphila isikhathi eside kwezingxenye, kanye nokusetshenziswa kahle kwemishini iyonke. Wonke umshini wokumba okhiqizwa yi-Guangdong MKS udlula ukuhlolwa okuqinile kokusebenza ukuze uqinisekise ukuthi uhlangabezana nezidingo eziqinile zokusebenza kahle kulo lonke uhla lokusebenza, kusukela emisebenzini emihle yokulinganisa nge-flow ephansi kuya emisebenzini enzima yokumba nokuphakamisa nge-flow ephezulu. Ithimba lobunjiniyela benkampani lisebenzisa ukuhlaziya kwe-computational fluid dynamics (CFD) kanye nokulingisa kwe-finite element method (FEM) ukuze kuthuthukiswe imigudu yangaphakathi yokugeleza, kuncishiswe ukwehla kwengcindezi, futhi kwehliswe ukugcwala kwengcindezi okungaholela ekuhlulekeni kokukhathala. Ucwaningo lwasemkhakheni lubonise ukuthi imishini yokumba efakwe amaphampu e-MKS hydraulic pumps for excavator applications ithola ukuphila kwephampu okunwetshwa kufika ku-30% uma kuqhathaniswa nezinye izindlela ezishibhile zangemuva kwemakethe, okunciphisa isikhathi sokuma esingahleliwe nezindleko zokushintsha. Ukuthuthuka kokusebenza kahle kwevolumu yamaphampu e-MKS nakho kunciphisa ukukhiqiza ukushisa ohlelweni lwe-hydraulic, okuvumela iphakethe lokupholisa ukuthi lisebenze ngempumelelo futhi kwandise ukuphila kwamaseal, amahose, nama-valve kuwo wonke umjikelezo. Kwabaqhubi bezimfuyo abasebenzisa imishini yokumba eminingi, ukonga okunqwabelanayo okuvela ekufakeni amaphampu e-MKS asebenza kahle kakhulu kuhumushela ngqo ekuthuthukeni kwenzuzo ngokusebenzisa izikweletu zikaphethiloli eziphansi, ukunciphisa umsebenzi wokulungisa, kanye nokutholakala okuphezulu kwemishini emsebenzini okhiqiza imali.

Ukuqonda imininingwane yobuchwepheshe bamaphampu e-hydraulic emishinini yokumba (excavators) kubalulekile ukuze ukhethe iyunithi efanele yokufaka esikhundleni nokuqinisekisa ukusebenza kahle kohlelo lonke. I-Guangdong MKS inikeza uhla olubanzi lwemikhiqizo ehlanganisa ama-displacement kusukela ku-25 cc/rev kuya ku-250 cc/rev, izingcindezi zokusebenza ezifinyelela ku-350 bar (5,075 psi), kanye nesivinini sokujikeleza kusukela ku-600 rpm kuya ku-3,000 rpm, okwamukela konke kusukela emishinini emincane yokumba kuya emishinini emikhulu yezimayini. Amamodeli amaphampu ayinhloko omshini wokumba afaka izinketho ezahlukahlukene zokulawula okuhlanganisa ukunxeshezelwa kwengcindezi (pressure compensation), ukuzwa komthwalo (load sensing), ukulinganiselwa kwe-torque, kanye nokulawula kwe-electro-proportional, okuvumela ukufaniswa okunembile nezinhlaka ezahlukene zokulawula umshini. Iyunithi ngalinye lephampu yomshini wokumba liklanyelwe ama-SAE mounting flanges ajwayelekile, ama-shafts, kanye nokucushwa kwamaphoyinti okuxhuma ukuze kube lula ukufakwa emikhiqizweni emikhulu yemishini yokumba efana ne-Caterpillar, Komatsu, Hitachi, Kobelco, Volvo, Doosan, ne-Hyundai. Amashidi emininingwane anemininingwane yawo wonke amamodeli afaka amagrafu okusebenza abonisa ukugeleza uma kuqhathaniswa nengcindezi, amamephu wokusebenza kahle, kanye nemingcele enconyiwe yokusebenza ukuqondisa abaklami bohlelo nabasebenzi bokugcina. Imikhiqizo yephampu yokulawula (pilot pump) yomshini wokumba ifaka kokubili ukucushwa okuhlanganisiwe (okufakwa ngqo ephampuni enkulu) kanye nokucushwa kokufakwa kude, ngama-displacement asukela ku-4 cc/rev kuya ku-16 cc/rev nezingcindezi ezifinyelela ku-40 bar (580 psi), okunikeza izixazululo eziguquguqukayo zezinhlaka ezahlukene zemishini.

Iqiniso lokuhlela ikhwalithi lifakwe kuyo yonke imininingwane yezobuchwepheshe ngokuhambisana namazinga omhlaba wonke afaka i-ISO 9001 yezinhlelo zokuphatha ikhwalithi kanye ne-ISO 4406 yezinhloso zokuhlanzeka koketshezi. Wonke amaphampu e-MKS hydraulic ezicelo zokumba (excavator) akhiqizwa kusetshenziswa izinto ezihlangabezana noma ezeqa imininingwane ye-DIN, SAE, ne-JIS, okuqinisekisa ukusebenzisana komhlaba wonke nokusebenza okungaguquki ezimakethe ezahlukene. Inkampani igcina amarekhodi anemininingwane yokuhlola kuyo yonke ibhantshi lokukhiqiza, okuhlanganisa idatha yokusebenza kahle kwevolumu, ukusebenza kahle okuphelele, izinga lomsindo (elilinganiswa nge-dBA ezimweni ezijwayelekile zokusebenza), kanye nezici zokushintshashintsha kwengcindezi. Amakhasimende angacela imibiko yokuhlola eqinisekisiwe nempahla yabo ukuze aqinisekise ukuthi iphampu ngayinye yokumba ihlangabezana nenqubo yokusebenza evunyelwene ngaphambi kokufakwa. Ngaphezu kwalokho, i-Guangdong MKS inikeza izinsiza zokwenza ngendlela oyifunayo kumakhasimende anezidingo ezikhethekile, njengezici zokulawula ezishintshiwe, ukuhlelwa kwama-shaft akhethekile, noma ukuvikelwa okuthuthukisiwe kokugqwala kwezindawo zasolwandle. Lokhu kujula kwezobuchwepheshe nokuvumelana nezimo kwenza i-MKS ibe umlingani obalulekile kubakhiqizi bemishini yokuqala, abahlanganisi bezinhlelo ze-hydraulic, nabaqhubi bezimoto ezinkulu abadinga ukufanisa okunembile phakathi kokusebenza kwephampu nezidingo zomshini. Ngokuhlinzeka ngemibhalo ephelele yezobuchwepheshe nokusekelwa kobunjiniyela bezicelo, inkampani iqinisekisa ukuthi amakhasimende angakwazi ukuqoka nokufaka iphampu ye-hydraulic efanele yezicelo zokumba ngaso sonke isikhathi.

Amaphampu e-hydraulic ezinsiza zokumba (excavators) avela e-Guangdong MKS asebenzela izinhlobonhlobo zezimboni nezimo zokusebenza ezingaphezu kokuvundla umhlabathi okuvamile, okuhlanganisa ukudiliza, amahlathi, ukuphatha izinto, izimayini, kanye nemisebenzi yokumba emanzini. Ezinhlelweni zokwakha, iphampu elikhulu le-excavator lihlinzeka ngokugeleza okuphezulu nokucindezela okudingekayo ukuze kube nokumba okunamandla, ukugubha imisele, nokulinganisa umhlabathi kuyilapho kugcinwa ukulawula okunembile emsebenzini wokuqeda eduze kwezisekelo nezinsiza zokusebenza. Ama-excavator asehlathini afakwe amaphampu e-MKS azuza ngezici ezithuthukisiwe zokuqina ezimelana nokusebenza okuqhubekayo kokugeleza okuphezulu kwezinsiza ezinjengama-grapple, amakhanda esaha, nama-mulcher ngaphandle kokushisa ngokweqile noma ukuguga ngokweqile. Umkhakha wezimayini uncike ekuthembekeni okukhethekile nasezikhathini ezinde zesevisi zamayunithi e-MKS pump excavator ukuze kwandiswe isikhathi sokusebenza ezindaweni ezikude, ezinzima lapho ukuthola ukulungisa kulinganiselwe futhi izinhloso zokukhiqiza zinzima. Osonkontileka bokudiliza bayakuthakasela ukubekezelela umthwalo wokushaqeka nokukhishwa kwengcindezi okuzinzile okuvumela ama-excavator afakwe amaphampu e-MKS ukuthi aphathe ngokuphephile ama-hydraulic breaker, ama-shear, nama-crusher ngaphandle kokulimaza uhlelo lwe-hydraulic. Iphampu yokuhlola (pilot pump) ye-excavator idlala indima ebalulekile kakhulu emishinini enemisebenzi eminingi lapho ukusebenza okubushelelezi, okuhambisanayo kwe-boom, ingalo, ibhakede, nezinsiza kuyimpoqo ukuze umsebenzisi akhiqize futhi aphephe.

Izinzuzo zokukhetha amaphampu e-Guangdong MKS ezingxenyeni zemishini yokumba (excavators) zidlulela ngalé kokusebenza okuyisisekelo ukuze zihlanganise izinzuzo zezindleko zobunikazi, ukuguquguquka kokusebenza, kanye nokucatshangelwa kwemvelo. Abaqhubi bezimoto babika ukuthi amaphampu e-MKS ngokuvamile ahlinzeka ngempilo yesevisi ende ngamaphesenti angu-20 kuya kwangu-40 uma kuqhathaniswa nezinye izindlela ezishibhile zangemuva kwemakethe, okunciphisa imvamisa yokushintshwa kwamaphampu kanye nezindleko zabasebenzi ezihambisanayo. Ukuthuthukiswa kokonga uphethiloli okuzuzwa ngokulawula okuthuthukile kokuthwala umthwalo nokunxeshezelwa kwengcindezi kunciphisa ngokuqondile ukukhishwa kwegesi ebamba ukushisa futhi kusiza osonkontileka ukuthi bahlangabezane nezinhloso zokusimama kanye nezidingo zemithethonqubo. Ukwengeza, ukutholakala kokumiswa okujwayelekile nokwakheka kwamachweba kwenze kube lula ukuphathwa kwempahla yezimoto ezinhlobonhlobo, ngoba imodeli eyodwa ye-MKS ivame ukusebenzela imishini eminingi yemikhiqizo ehlukene ngokulungiswa okuncane kokujwayela. Isiqinisekiso esibanzi kanye nokusekelwa kwezobuchwepheshe okuphendula ngokushesha kusuka e-Guangdong MKS kunikeza ukuthula kwengqondo emabhizinisini angakwazi ukumelana nokuma kwemisebenzi isikhathi eside ngenxa yokwehluleka kwamaphampu. Ngokutshala imali kumikhiqizo yamaphampu e-MKS esezingeni eliphezulu, izinkampani azithuthukisi nje kuphela ukusebenza nokwethembeka kwemishini yazo ekhona kodwa futhi zivikela utshalomali lwazo lwezimali futhi zithuthukise inani lokuthengisa kabusha lapho imishini igcina ingena emakethe yesibili. Lezi zinzuzo ezibonakalayo nezingabonakali zenza i-MKS ibe ukukhetha okuphoqelelayo kunoma yinhlangano ezibophezele ekwandiseni umkhiqizo nenzuzo yemikhumbi yayo yemishini yokumba.

Amakhasimende emhlabeni wonke abelane ngolwazi oluhle nge-Guangdong MKS hydraulic pumps zokusetshenziswa kwezindawo zokumba (excavators), begqamisa ukusebenza okungaguquki, ukuqina okuhle kakhulu, nokusekelwa okuphendula ngokushesha. Inkampani yezokwakha e-Indonesia esebenza ngemishini yokumba emaphakathi engamashumi amabili yabika ukuthi ngemva kokushintshela kuma-MKS excavator main pump units, bathola ukwehla okungu-35% ekuphukeni kwemishini ehlobene namaphampu kanye nokuthuthuka okungu-15% ekongeni uphethiloli kuyo yonke imishini yabo. Umphathi wokunakekela waphawula ukuthi ama-pilot pump excavator units akwa-MKS abonakale ethembekile kakhulu ezimweni ezinomswakamo nophethilezi ezijwayelekile ezindaweni zokusebenza zasezindaweni ezishisayo, lapho amaphampu amaningi angaphambilini ayehluleka ngaphambi kwesikhathi ngenxa yokonakala kwe-seal nokungcola kwe-bearing. Umkhandi wezimayini eNtshonalanga Afrika wabelana ngokuthi i-Komatsu PC400 excavator yabo efakwe i-MKS replacement pump excavator isebenze ngaphezu kwamahora angu-6,000 ngaphandle kokwehla kokusebenza, noma ngabe ibilokhu isebenza ngokuqhubekayo ezimweni zokushisa okuphezulu okudlula u-45°C. Umkhandi wagcizelela ukuthi i-MKS pump iletha amandla okumba nezikhathi zomjikelezo ezingenakuhlukaniswa nezomshini wokuqala, ngezindleko zokuthenga eziphansi kakhulu kune-brand-name alternative. Umthengisi wezinto zokwakha eYurophu ogxile ekwakheni kabusha ama-excavators wabika ukuthi amaphampu akwa-MKS abasiza ukunikeza amakhasimende iziqinisekiso ezinwetshiwe, ngoba ikhwalithi engaguquki nokwethembeka kwamaphampu kwehlisa kakhulu amazinga ezicelo zokuqinisekiswa uma kuqhathaniswa namanye ama-aftermarket brands.

Imibono emihle nayo ivela ezinkundleni zokulungisa ama-hydraulic nakochwepheshe abazimele abasebenza ngobuchwepheshe abazazisayo ngekhwalithi yokwakhiwa, ukutholakala kwezingxenye, kanye nemibhalo yobuchwepheshe ehlinzekwa yi-Guangdong MKS. Umnikazi wesitolo sokulungisa e-Australia uveze ukuthi ukufaka iphampu ye-hydraulic ye-MKS yezinhlelo zokusebenza ze-excavator ngokuvamile akudingi zinguquko noma ama-adapter plates ngoba ubukhulu bokufaka kanye nobukhulu bamachweba kuhambisana ngqo nencazelo ye-OEM. Uphinde waphawula ukuthi izingxenye zangaphakathi zamaphampu e-MKS, njenge-piston shoes, ama-valve plates, nama-cylinder barrels, zibonisa amaphethini okugqoka afana nalawo amabhrendi aphezulu aseYurophu naseJapane, okukhombisa ukungaguquguquki kwekhwalithi yezinto kanye namazinga okwelashwa ngokushisa. Inkampani enkulu yokuqasha eMiddle East esebenzisa imikhumbi ehlukahlukene yama-excavator evela kubakhiqizi abaningi yenza i-MKS pump excavator units ibe yindinganiso yakho konke ukwakhiwa kabusha nokushintshwa, icaphuna ukulula kokufaka ama-oda, ukusebenza okungaguquki kumabhrendi ahlukene emishini, kanye nokusekelwa okuhle kakhulu okuvela eqenjini lokuthengisa le-MKS. Umphathi wezimoto wenkampani ubike ukuthi izidingo zokuqeqeshwa kochwepheshe zehla ngoba umklamo we-MKS pump ojwayelekile wavumela abakhandi ukuthi bafake futhi baxazulule izinkinga ngokushesha kungakhathaliseki ukuthi iyiphi i-excavator noma imodeli. Lokhu okuhlangenwe nakho kwangempela okuvela ezimakethe ezihlukahlukene nasezinhlelweni ezahlukene kuqinisekisa ukuthi i-Guangdong MKS iletha amaphampu e-hydraulic ahlangabezana nezidingo eziqinile zabasebenzisi abangochwepheshe be-excavator, okubenza babe ukukhethwa okuthenjwayo kwamabhizinisi afuna izixazululo ze-hydraulic ezithembekile nezingabizi kakhulu.

Ukukhetha iphampu ye-hydraulic efanele yokusetshenziswa kwe-excavator kungenye yezinqumo ezibaluleke kakhulu ezingenziwa ngabanikazi bemishini nabawengameli bezimpi zemishini ukuze bathuthukise ukusebenza komshini, banciphise izindleko zokusebenza, futhi bathuthukise inzuzo yebhizinisi iyonke. I-Guangdong MKS Hydraulic Co., Ltd. ikhombisile ngeminyaka yobungcweti bokukhiqiza, ukulawulwa kwekhwalithi okuqinile, nokuthuthukiswa okuqhubekayo komkhiqizo ukuthi ingakwazi ukuletha iphampu enkulu ye-excavator nezixazululo zephampu yokuhlola ye-excavator eziqhudelana noma ezedlula ukusebenza kwemikhiqizo yamazwe ngamazwe ekhiqiza kahle ngenani elingcono kakhulu. Ukugxila kwenkampani ekuqineni, ekuzinzeni, nasekusebenzeni kahle kuqinisekisa ukuthi yonke iyunithi yephampu ye-excavator iletha ukusebenza okuthembekile, okungaguquki ezimweni eziningi zokusebenza, kusukela ekwakheni okujwayelekile kuya emsebenzini odingekayo wezimayini nokudilizwa. Ngokufaka ubuchwepheshe bokulawula obuthuthukile, izinqubo zokukhiqiza ezinembayo, nezimiso zokuhlola eziphelele, i-MKS ihlinzeka ngemikhiqizo ekhulisa isikhathi sokusebenza komshini, ithuthukise ukonga kukaphethiloli, futhi yehlise izindleko zokutholakala komkhiqizo kumakhasimende emhlabeni wonke. Impendulo enhle evela kumakhasimende anelisekile emazwenikazi amaningi nasezimbonini ezahlukene iqinisekisa ukuzibophezela kwenkampani ekhwalithini nasekusekelweni kwamakhasimende.

Ezinkampanini ezifuna ukukhulisa inzuzo ekutshalweni kwezimali kwezindawo zokumba (excavators), ukusebenzisana nomkhiqizi othembekile njenge-Guangdong MKS kunikeza izinzuzo ezicacile mayelana nokwethembeka komkhiqizo, ukwesekwa kwezobuchwepheshe, kanye nenani lesikhathi eside. Uhlu olubanzi lwemikhiqizo yenkampani, amandla okwenza ngokwezifiso, kanye nenethiwekhi yokusabalalisa emhlabeni wonke kwenza kube lula kumakhasimende ukuthola iphampu ye-hydraulic eqondile yezicelo ze-excavator abayidingayo, noma ngabe i-excavator encane noma umshini omkhulu wezimayini. Abaqhubi bezimoto bangazuza ekulawuleni okulula kwe-inventory, ukusebenza okungaguquki kuzo zonke izinhlobo zemishini, kanye nokunciphisa isikhathi sokuphumula ngokugcwalisa ama-oda ngokushesha nensiza yokuthengisa ephendulayo. Njengoba izimboni zokwakha nezezimayini ziqhubeka zifuna ukukhiqiza okuphezulu, ukukhishwa kwegesi okuphansi, nokutholakala kwemishini okukhulu, indima yezingxenye ze-hydraulic ezisezingeni eliphezulu iba nokubaluleka okukhulayo. I-Guangdong MKS ikulungele ukubhekana nalezi zinselelo ngezixazululo ze-pump excavator ezintsha, eziqinile, nezisebenzayo ezisiza amakhasimende ukuthi afinyelele izinhloso zawo zokusebenza nezezezimali. Siyakukhuthaza ukuthi uhlole uhlu olugcwele lwemikhiqizo ye-MKS ku-Amaphampu e-Hydraulic ikhasi, funda kabanzi ngenkampani yethu ku-Uhlobo (Brand) ikhasi, noma xhumana nethimba lethu ngqo nge-Ukuxhumana ikhasi ukuze uthole usizo olukhethekile ngezidingo zakho ezithile.

Ipampu ye-hydraulic ye-excavator iyithuluzi elisebenza ngemishini eliguqula amandla enjini abe amandla e-hydraulic ngokuhambisa uketshezi olucindezelwe ngaphakathi kohlelo. Ngokuvamile isebenzisa umklamo we-axial piston wohlobo lwe-swashplate lapho ama-piston ajikelezayo edonsa uketshezi bese ewududula ngaphandle ngaphansi kwengcindezi ephezulu ukuze anike amandla i-boom ye-excavator, ingalo, ibhakede, kanye nemijikelezo yokushayela yamathrekhi. Ubukhulu bokususwa kwepampu bungashintshashintsha, okusho ukuthi ilungisa ukuphuma kokugeleza ngokusekelwe ezidingweni zomthwalo zesikhathi sangempela ngokusebenzisa izindlela zokulawula zokunxeshezelwa kwengcindezi kanye nokuzwa komthwalo.

Izimpawu ezijwayelekile zokuthi iphampu enkulu yomgubho wakho idinga ukushintshwa zihlanganisa ukuncipha kwamandla okumba noma izikhathi ezinensa zomjikelezo, imisindo engajwayelekile efana nokukhala noma ukungqongqoza endaweni yephampu, ukuvuza okubonakalayo koketshezi lwe-hydraulic eduze kwezivalo zephampu noma izinsimbi, amazinga aphezulu njalo okushisa kukawoyela we-hydraulic, kanye nokunyakaza kwemishini okungaqondakali noma okushintshashintshayo. Ukuqapha ukugeleza kokukhipha kwephampu ngesikhathi sokuhlola okuvamile nakho kungaveza ukugqoka kwangaphakathi; ukwanda okukhulu kokugeleza kokukhipha kwe-case ngokuvamile kukhombisa ukwehla kwe-volumetric efficiency nokuhluleka kwephampu okuseduze.

Yebo, i-Guangdong MKS iklama amaphampu ayo e-hydraulic ezicelo zokumba ngama-flange ajwayelekile e-SAE, ama-shaft, nokucushwa kwamachweba okuhambisana nemikhiqizo eminingi emikhulu yama-excavator kuhlanganise ne-Caterpillar, Komatsu, Hitachi, Kobelco, Volvo, Doosan, Hyundai, nokunye. Inkampani ihlinzeka ngamashidi emininingwane anemininingwane nemihlahlandlela yokusebenzisa ukusiza amakhasimende ukukhetha imodeli efanele yohlobo lomshini wawo, imodeli, nonyaka, iqinisekisa ukufakwa okufanele nokusebenza kahle ngaphandle kokuguqulwa.

Ipompo yokuhlola yomgodi wokumba iyipompo elincane elisizayo elihlinzeka ngamafutha okulawula anomfutho ophansi, ngokuvamile phakathi kuka-20 no-40 bar (290 kuya ku-580 psi), ukuze kusebenze ama-valve amakhulu okulawula, ama-pilot actuators, kanye nemisebenzi esizayo. Lo mfutho wokuhlola udlulisela imiyalo ye-joystick yomsebenzisi kuma-spools amakhulu, okuvumela ukulawula okunembile nokulinganiselayo kokunyakaza komgodi wokumba. Ipompo yokuhlola yomgodi wokumba ehlulekayo ingabangela ukusebenza kancane, ukungaphenduli, noma ukusebenza okungaphephile komshini, okwenza kube yingxenye ebalulekile kokukhiqiza nokuphepha.

Okuhlangenwe nakho emkhakheni kanye nemibiko yamakhasimende kukhombisa ukuthi amaphampu ayinhloko e-MKS excavator ngokujwayelekile ahlinzeka ngezinsuku zokusebenza eziyizinkulungwane ezi-5,000 kuya kwezi-8,000 zamahora ngaphansi kwezimo zokusebenza ezijwayelekile, kanti amaphampu amaningi adlula izinkulungwane eziyi-10,000 zamahora lapho kulandelwa izinqubo zokunakekela ezifanele, okuhlanganisa ukushintsha uwoyela njalo, ukushintsha izihlungi, nokulawula ukungcola. Impilo yangempela yephampu incike ezintweni ezinjengomfutho wokusebenza, umjikelezo womsebenzi, ukuhlanzeka koketshezi, izinga lokushisa lezindawo ezizungezile, kanye nekhwalithi yokunakekela okuvimbelayo, kodwa amaphampu e-MKS akhelwe ukuqinisekisa ukuthi afana noma adlule ukuqina kwezingxenye ze-OEM eziphezulu.

Izinqubo ezibalulekile zokunakekela ukukhulisa impilo yomgubho we-pump zihlanganisa ukushintsha uwoyela we-hydraulic nezihlungi ngezikhathi ezinconyiwe umkhiqizi, ukugcina amazinga afanele kawoyela nokujiya kwawo, ukuqapha izinga lokushisa lokusebenza kwesistimu nokugwema ukusebenza okuqhubekayo ngaphezu kuka-80°C, ukuhlola njalo nokushintsha izivalo zokuphefumula nama-seal ukuvimbela ukungena kokungcola, nokwenza izilinganiso ezijwayelekile zokugeleza kwe-case drain ukuqapha izitayela zokuguga kwangaphakathi. Ukusebenzisa uketshezi lwe-hydraulic olusezingeni eliphezulu oluhlangabezana namazinga okuhlanzeka e-API ne-ISO nakho kubalulekile ukuvikela izingxenye zangaphakathi ze-pump.

Yebo, i-Guangdong MKS inikezela ngamamodeli wamaphampu anezinto zokuvala (seal materials) kanye nokufakwa kwangaphakathi (internal coatings) okuhambisana nama-synthetic esters, amafutha emifino, kanye namanye ama-hydraulic fluids angokwemvelo (biodegradable) avame ukudingeka ezimweni ezizwela imvelo njengamahlathi, ukwakhiwa kwemigwaqo yamanzi, kanye nemisebenzi kamasipala. Amakhasimende kufanele acacise uhlobo lweketshezi lawo lapho e-oda ukuze i-MKS iqinisekise ukuthi iphampu ifakwe izinto zokuvala ezifanele kanye nokwelashwa kwezinto (material treatments) ukuze kugcinwe ukusebenza nokuphila kwephampu ngalelo ketshezi elikhethiwe.

I-Guangdong MKS inikeza iwaranti ejwayelekile ehlanganisa amaphutha okukhiqiza ezintweni nasekwenzeni umsebenzi isikhathi esiyizinyanga eziyi-12 kusukela ngosuku lokufakwa noma izinyanga eziyi-18 kusukela ngosuku lokuthunyelwa, noma yikuphi okwenzeka kuqala. Iwaranti ihlanganisa ukulungiswa noma ukushintshwa kwamaphampu anamaphutha ngokubona kwenkampani, inqobo nje uma iphampu lifakwe kahle, lisebenza ngaphakathi kwemingcele ecacisiwe, futhi linakekelwa ngokwezinqubo ezinconyiwe. Izinketho zewaranti enwetshiwe kanye nemigomo yewaranti ehleliwe iyatholakala kumakhasimende anezimoto eziningi kanye nabalingani be-OEM ngokuxoxisana okuqondile nethimba lezokuthengisa le-MKS.

Impela, i-Guangdong MKS inikezela ngezinsizakalo zokwenza ngendlela oyifunayo kumakhasimende anezidingo ezikhethekile zokusebenzisa, okuhlanganisa izici zokulawula ezishintshiwe (njengokulungiswa kwengcindezi noma ama-load-sensing curves), ukuhlelwa kwama-shaft akhethekile, ama-mounting flanges angajwayelekile, izinto zokuvikela ukugqwala ezithuthukisiwe zezindawo zasolwandle, kanye nokuhlanganiswa kwama-sensor noma ama-fittings engeziwe. Ithimba lobunjiniyela lisebenza eduze namakhasimende ukuchaza imininingwane, linikeze iziphakamiso zokuklama, futhi lilethe amayunithi e-prototype ukuze aqinisekiswe ngaphambi kokukhiqizwa ngenqwaba.

Ukuze u-ode i-pump ye-MKS efanele yomgubho, sicela unikeze uhlobo lomshini wakho, imodeli, nenombolo ye-serial, kanye nenombolo ye-pump yasekuqaleni uma itholakala. Olunye ulwazi olusizayo luhlanganisa izithombe ze-pump mounting plate ne-nameplate, ukucindezela kokusebenza kwe-hydraulic system nokucaciswa kokugeleza, kanye nemininingwane nganoma yiziphi izinto ezinamathiselwe noma izinguquko emshinini wakho. Ungathumela lolu lwazi nge-Xhumana nathi ikhasi, futhi ithimba lezobuchwepheshe le-MKS lizosiza ngokushesha ngokukhetha imodeli, amanani entengo, nezinketho zokulethwa.