Imishini yokwakha

Ikesi lesicelo le-BMR-200 cycloidal hydraulic motor kumshini ojikelezayo we-1.5-ton mini excavator

I. Isendlalelo Sesimo Sokusebenza

I-excavator encane engu-1.5-ton eyakhiwe umkhiqizi wemishini ethile yokwakha isetshenziselwa ikakhulukazi imisebenzi efana nokumba imigodi nokufaka umanyolo emasimini ezithelo, ukulinganisa umhlaba ezindaweni ezigcina ukushisa, kanye nokumba imisele emincane yengqalasizinda. Indlela yayo yokusika idinga ukuhlangabezana nezidingo ezibalulekile ezihlanganisa ukushutha okushelelayo kwesivinini esiphansi, ukuma okunembile, nokufakwa okuhlangene. Ngesikhathi esifanayo, kufanele ihambisane nomklamo ongasindi womshini wonke (enesisindo esiphelele samathani angu-≤ 1.2), futhi ikwazi ukumelana nokuyeka kokuqala kanye nemithwalo yethonya elincane.

Ngaphambilini, indlela yokubulala yale modeli ibisebenzisa injini yegiya evamile, eyayinezinkinga ezifana nejita yokubulala, ukunganembi kahle kokuma (okunephutha elingaphezu kuka-±10°), kanye nomsebenzi omkhulu wendawo yokufaka, okuthinta kabi ukusebenza kahle kanye nolwazi lokusebenza.

II. Uhlelo Lokukhetha

Ukuze kubhekwane nezinkinga ezishiwo ngenhla, ithimba lezobuchwepheshe ekugcineni likhethe i-BMR-200 cycloidal hydraulic motor njengento eshayelayo yomshini wokuhlaba, enale mingcele elandelayo:

III. Ukucushwa Kwesistimu

1. I-Hydraulic Circuit: Sebenzisa i-14MPa elinganiselwe i-pressure hydraulic system, ifakwe i-20L / min yokugeleza kwephampu kawoyela, ukuqinisekisa ukukhishwa kwe-torque okuzinzile kusuka ku-motor; engeza ama-valve ebhalansi kanye nama-valve endlela eyodwa ukuze ufinyelele ukulungiswa kwesivinini esingenasinyathelo kanye nokubhafa kokuqalisa.

2. Ukulawula I-Backpressure: Setha i-backpressure ku-≤ 4MPa ukuze uvimbele izimo zokudonsa ukucindezela okungalungile lapho injini ijikeleza ngesivinini esikhulu; xhuma ipayipi langaphandle lokudonsa uwoyela elingu-Φ8mm ukuze uvimbele ukulimala kwesigxivizo samafutha sangaphakathi ngenxa yokucindezela okukhulu emuva.

3. Amazinga Ekhwalithi Yamafutha: Khetha uwoyela we-hydraulic anti-wear i-N68, ngokuhlanzeka kukawoyela okulawulwa ezingeni le-ISO 18/13, futhi uhlomise isici sokuhlunga esingu-10μm esinomfutho ophezulu ukuze unciphise ukuguga kumapheya angaphakathi e-cycloidal enjini ngokungcola.

IV. Imiphumela Yokuqalisa

1. Ukuthuthukiswa Kokusebenza: Isiqalo sokuzungezisa sishelela ngaphandle kwe-jitter, futhi ukunemba kokuma kuthuthukisiwe ukusuka ku-±10° kuya ku-±3°, kuhlangatshezwana ngokugcwele nezimfuneko zokuma zokusebenza ngokunemba kumasimu ezithelo nasezindaweni ezibamba ukushisa; ngesikhathi sokuzungezisa i-slope engu-5°, akukho ukushushuluza noma ukugxumagxuma.

2. Ukuguquguquka kwesikhala: I-BMR-200 motor isebenzisa idizayini ye-flange ehlangene, yehlisa indawo yokufaka ngo-25% uma kuqhathaniswa nenjini yegiya yasekuqaleni, ihlangabezana ngempumelelo nezidingo zesakhiwo esingasindi zama-excavators amancane.

3. Ubude besikhathi sokuphila kanye nokwethembeka: Ngemva kokuhlolwa kwensimu, ukusebenza okuqhubekayo kwamahora angu-800 ngaphandle kwamaphutha, nezinga lokuhluleka lincishisiwe kusukela ezikhathini zanyanga zonke ezingu-1.5 kuya ezikhathini ezingu-0.1; umjikelezo wokunakekela unwetshiwe waba yizinyanga eziyi-12, okudinga kuphela ukushintshwa okujwayelekile kukawoyela we-hydraulic kanye nezinto zokuhlunga, kwehlisa kakhulu izindleko zokunakekela kubasebenzisi.

4. Ukuthuthukiswa Kokusetshenziswa Kwamandla: Isici sengcindezi yokuqala ephansi ye-cycloidal motor kunciphisa ukusetshenziswa kwamandla omshini ojikelezayo ngaphansi kwezimo ezingalayishiwe ngo-18%. Kuhlanganiswe nomklamo wokonga amandla walo lonke uhlelo lwe-hydraulic, ukusetshenziswa kukaphethiloli okusebenzayo komshini kwehla cishe ngo-10%.

V. Isifinyezo sohlelo lokusebenza

I-BMR-200 cycloidal hydraulic motor, enezinzuzo zayo zejubane eliphansi kanye ne-torque ephezulu, isakhiwo esihlangene, nokuthembeka okuphezulu, ibhekane ngokuphelele nezinselele zobuchwepheshe zomshini ojikelezayo we-1.5-ton micro excavator. Lesi sixazululo senziwe ngezinga elikhulu, futhi impendulo yemakethe iyathandeka. Sesiphenduke isikimu sokukhetha esivuthiwe sedrayivu ezungezayo yama-micro excavator.

Ikesi lesicelo le-BMS-200 cycloidal hydraulic motor kudrayivu yokuhamba ye-excavator encane engu-1.8-ton

I. Isendlalelo Sesimo Sokusebenza

Ama-excavators amancane angama-1.8-ton angamamodeli akhethekile aklanyelwe ukulungiswa okuphuthumayo ezindaweni zikamasipala, ukubhidlizwa kwezindlu ezindlini, ukugezwa kwezihlahla zezithelo, njll., ezindaweni eziwumngcingo. Isisindo esiphelele somshini kufanele silawulwe ngokuqinile ngaphakathi kwamathani angu-≤1.8 ukuze kuhlangatshezwane nezidingo zokuthutha i-elevator nokudlula emigwaqweni emincane. Izinhlungu eziwumgogodla zendlela yokuhamba zilele ikakhulukazi ezicini ezintathu ezilandelayo:

1. Izidingo zomthwalo onzima: Idinga ukufinyelela ukushayela kwe-torque ephezulu ngesivinini esiphansi ezimweni eziyinkimbinkimbi zomgwaqo njengamatshe, udaka, nezitebhisi. Ijubane lokuhamba kufanele libe ngu-5-15 r/min, futhi ikhono lokukhuphuka kufanele libe ngu-≥25°. Izinjini zamagiya endabuko zinetorque enganele futhi zijwayele ukushelela futhi zimane;

2. Umkhawulo wesikhala sokufaka: Ububanzi be-excavator chassis ≤1.2m. Izingxenye zedrayivu zidinga ukuklanywa ngokuhlangene. Ama-piston motors endabuko makhulu kakhulu futhi awakwazi ukujwayelana nesakhiwo esingasindi;

3. Izidingo eziphezulu zokuthembeka: Isikhathi esimaphakathi sansuku zonke singamahora angu-≥10, avame ukuqala, ajike, futhi abe nomthelela, futhi izigxivizo zikawoyela zemishini evamile zijwayele ukugqokwa, nemvamisa yokulungisa eyisilinganiso yanyanga zonke izikhathi ezi-2, okuthinta kabi ukusebenza kahle kokwakha.

Ngaphambilini, le modeli yayisebenzisa ama-motor gear ajwayelekile. Ngesikhathi sokusebenza emigwaqweni ewubhuqu lapho kulungiswa izimo eziphuthumayo, izinga lokuhluleka ukugibela lafinyelela ku-30%, kanti izindleko zokuyilungisa zibalelwa ku-15% wezindleko zokusebenza zomshini wonke.

II. Uhlelo Lokukhetha

Ngokuphendula amaphuzu ezinhlungu angenhla, ithimba lezobuchwepheshe ekugcineni likhethe i-BMS-200 cycloidal hydraulic motor njengengxenye eyinhloko yedrayivu yokuhamba. Ukumataniswa okunembile kwemingcele yayo nezimo zokusebenza kunjengoba kukhonjisiwe kuthebula elilandelayo:

III. Ukucushwa Kwesistimu

1. I-Hydraulic Circuit Optimization Design

Isistimu ye-hydraulic eguquguqukayo engu-15MPa eguquguqukayo iyamukelwa, ehambisana nephampu yegiya engu-35L/min, iqinisekisa ukunikezwa kwengcindezi ehambisanayo yamamotho amabili (eyodwa ohlangothini ngalunye lwendlela yokuhamba); i-valve yebhalansi ye-bidirectional + i-valve yokusiza ukugcwala ngokweqile ifakwe endaweni yokungena kawoyela yenjini ukuvimbela ukushibilika ekwehleni; i-valve yokusiza ikhulula ngokuzenzakalelayo ingcindezi lapho ihlangabezana nomthelela wamatshe, ivikela ipheya yangaphakathi ye-cycloidal motor; ingcindezi yangemuva engu-≤ 3MPa isethiwe, futhi ipayipi lokudonsa uwoyela langaphandle elingu-Φ10mm lixhunywe ukuze kugwenywe ukucindezela okudlulele emuva okubangela ukulimala kophawu lwamafutha.

2. Ukuvikelwa kanye Nokuthuthukiswa Kokuvala

I-shaft yokukhipha ithatha i-double lip frame oil seal + dust seal seal-layer seal structure, ivimbele ngempumelelo amatshe nomhlabathi ukuthi ungangeni ngaphakathi kwemoto.

3. Uketshezi lwamafutha nokucaciswa kokuhlunga

Khetha uwoyela we-hydraulic anti-wear N68, ofanele amazinga okushisa okusebenza asukela ku -10℃ kuya ku-65℃; ukuhlomisa ngesihlungi sokumunca uwoyela esingu-20μm + isihlungi esinengcindezi ephezulu engu-10μm, futhi ugcine ukuhlanzeka kukawoyela kusezingeni le-ISO 18/13 ukuze unciphise ukuguga kwendlela yokusabalalisa ukugeleza kwemoto ngokungcola.

IV. Imiphumela Yokuqalisa

1. Ukuthuthukiswa okuphawulekayo ekusebenzeni kokusebenza

Idrayivu yokuhamba ihamba kahle ngaphandle kokushelela, futhi ikhono lokukhuphuka linyusiwe lisuka ku-20° lasekuqaleni laya ku-25°, lihlangabezana ngokugcwele nezimo zomgwaqo ezidingekayo ukuze kulungiswe izimo eziphuthumayo zikamasipala kanye nokusebenza kwensimu yezithelo; iphutha lokuvumelanisa lamamotho amabili ngesikhathi sokuqondisa ngu-≤ 2%, futhi i-radius yokujika yomzimba yehliswe yaba ngu-1.5m, okwandisa ukuguquguquka kokusebenza kokudilizwa kwangaphakathi ngo-40%.

2. Ukuthuthukiswa okuphawulekayo ekuthembekeni nasekuphileni

Ngemva kokuhlolwa endaweni, injini eyodwa yasebenza ngokuqhubekayo amahora angu-800 ngaphandle kokwehluleka. Imvamisa yesondlo yanwetshwa isuka kabili ngenyanga yaya kanye ngekota, okuholele ekwehlweni kwezindleko zonyaka zokulungisa ngo-65%; isikhathi sokuphila sophawu lwamafutha sanwetshwa kusukela emahoreni angama-300 okuqala kuya emahoreni ayi-1000, kunciphisa kakhulu isikhathi sokuphumula sokugcinwa.

3. Ukusetshenziswa kwamandla nokukhanya kuyahlangabezana nezindinganiso

Uma kuqhathaniswa namamotho egiya endabuko, ukusetshenziswa kwamandla kwedrayivu yokuhamba kwehliswe ngo-15%. Kuhlanganiswe nomklamo jikelele wokonga amandla womshini, ukusetshenziswa kukaphethiloli ngehora ngesikhathi sokusebenza kwehle ngamalitha angu-0.8. Idizayini engasindi yemoto isiza ukulawula isisindo sonke somshini ukuthi sibe ngamathani angu-1.75, okuvumela ukuba uhanjiswe ngokuqondile ngekheshi elinomthamo womthwalo wamathani angu-2, ngaleyo ndlela andise izimo zokusebenza zasendlini.

V. Isifinyezo sohlelo lokusebenza

I-BMS-200 cycloidal hydraulic motor, enezinzuzo zayo eziyinhloko zetorque ephezulu, usayizi omncane, nokuthembeka okuphezulu, ibhekane ngempumelelo nezinselele zobuchwepheshe ku-stering drive ye-1.8-tons encane yokumba. Lesi sixazululo sikhiqizwe ngobuningi futhi sithole izinga lokwaneliseka kwempendulo yemakethe engu-98%, okulenza libe uhlelo lokukhetha ibhentshimakhi yedrayivu yokuqondisa yabavubukuli abancane.

Ikesi lesicelo se-BMT-310 cycloidal hydraulic motor ekushayeleni kwedivayisi esebenzayo yesilayishi esincane esingu-1-1.5 ton

I. Ingemuva lesimo sokusebenza

Isilayishi esincane esingu-1-1.5 ton sisetshenziselwa kakhulu ukulayisha nokuthulula impahla, ukuthuthwa kwempahla yasepulazini, kanye nokubamba impahla eyingqalasizinda encane, njll. Idivayisi esebenzayo (ukuphakamisa amabhakede nokuphenyisiswa) iyindlela yokuphatha ewumongo yawo wonke umshini futhi idinga ukuhlangabezana nezidingo ezintathu ezibalulekile:

1. Umthwalo oqinile wokuzivumelanisa nezimo: Umthwalo omkhulu webhakede ungamathani angu-≤ 1.5. Ngesikhathi sokusebenza, ivamise ukumelana nokukhushulwa nokuphenyisisa imithwalo, edinga ukuthi ukuphuma kwetorque kwento yokushayela kuzinze, ngaphandle kokuminyana noma ukuzinza;

2. Ukusebenza okunembile nokuguquguqukayo: Izinto ezisetshenziswayo zisetshenziswa kakhulu ezindaweni zokugcina izinto eziwumngcingo, ezigcina ukushisa, njll., futhi zidinga ukuzuza ukulawulwa okunembile kokuvumelanisa kokuphakanyiswa kwamabhakede nokuphetshwa ukuze kugwenywe ukuchitheka kwempahla, kuyilapho kudinga isivinini sokuphendula esisheshayo ukuze kuthuthukiswe ukusebenza kahle;

3. Isikhala sokufaka esihlangene: Wonke umshini udinga ukuba ube nesisindo esincane (isisindo esiphelele singamathani angu-≤ 2.5), futhi isakhiwo sesici sokushayela sidinga ukubumbana, silungele ukuhlelwa kokufakwa okuncane kwe-chassis yesilayishi.

Ngaphambili, lo modeli wasebenzisa isikimu se-hydraulic cylinder + rod mechanical transmission scheme, esasinamaphuzu obuhlungu obuchwephesha asobala: Okokuqala, ukuvumelanisa kokuphakanyiswa kwebhakede nokuphequlula kwakungalungile, ngephutha elifika ku-8%, futhi izinga lokuchithwa kwezinto ezibonakalayo laliphezulu; okwesibili, isakhiwo sokudlulisa sasiyinkimbinkimbi, sijwayele ukubhekana nezinkinga ezifana nokugqoka induku yokuxhuma kanye nokuvuza kwe-cylinder kawoyela, ngesilinganiso sokuvama kokugcinwa kwansuku zonke kwe-1 isikhathi; okwesithathu, umfutho wokuqalisa wawuphezulu, futhi ngisho nalapho usebenza ngaphandle komthwalo, amandla amakhulu okusebenza ayesadingeka, okuholela ekusebenzeni okukhulu kwezandla.

II. Isikimu sokukhetha

Ukusabela kulawa maphuzu ezinhlungu, ithimba lezobuchwepheshe likhethe i-BMT-310 cycloidal hydraulic motor njengento eyinhloko yokushayela yedivayisi esebenzayo yesilayishi. Ukumataniswa okunembile kwemingcele yayo nezidingo zesimo sokusebenza kunjengoba kukhonjisiwe kuleli thebula elilandelayo:

III. Ukucushwa Kwesistimu

1. I-Hydraulic Circuit Design

Kwamukelwe isistimu ye-hydraulic eguquguqukayo engu-15MPa engaguquki, ehambisana nephampu yegiya engu-40L/min ukuze kuqinisekiswe ukutholakala komfutho ozinzile wenjini. I-valve yokulinga yokulinganisa ifakwa endaweni yokungena kawoyela yenjini ukuze kuzuzwe ukulawula okunembile kokuvumelanisa kokuphakanyiswa nokuphetshwa kwebhakede, ngephutha lokuvumelanisa elingu-≤ 2%. Ingcindezi yangemuva engu-≤ 3MPa isethiwe, futhi ipayipi langaphandle elingu-Φ12mm lokudonsa uwoyela lixhunywe ukuze kuvinjwe umonakalo ocingweni lukawoyela ngenxa yomfutho ophakeme owedlulele wasemuva, ngaleyo ndlela andise impilo yesevisi yenjini.

2. I-Oil Fluid kanye ne-Filtration Specifications

Khetha uwoyela we-hydraulic anti-wear N68, ofanele amazinga okushisa okusebenza asukela ku -10℃ kuya ku-65℃; ukuhlomisa ngento yokuhlunga engu-10μm ephezulu, eqinisekisa ukuhlanzeka kwamafutha ezingeni le-ISO 18/13, ihlunge ngempumelelo ukungcola okungaphili njengezinhlayiya zenhlabathi nesihlabathi okuxutshwe ngesikhathi sokusebenza, nokunciphisa ukuguga kumapheya angaphakathi e-cycloidal kanye nendlela yokusabalalisa.

3. Izinyathelo zokuzivikela ezithuthukisiwe

I-shaft yokukhipha ithatha i-double lip frame oil seal + uthuli indandatho yokuvala ungqimba oluphindwe kabili ukuvikela uthuli nemfucumfucu ukuthi ingangeni ngaphakathi kwemoto, futhi ifanele izindawo zokusebenza zangaphandle ezinokhahlo.

IV. Imiphumela Yokuqalisa

1. Ukuthuthukiswa Okubalulekile Ekusebenzeni

Isivinini sokuphakamisa ibhakede sikhuphuke ngo-20%, isikhathi sokuphendula esiphendukile sincishisiwe saba imizuzwana engu-0.8, akukho ukuchithwa ngesikhathi sokulayisha nokuthulula izinto ezigcwele umthwalo, futhi ukusebenza kahle kukhuphuke ngo-30%. Lapho uphatha izinto ezisindayo ezingamathani angu-1.5, injini ingasebenza ngokuqhubekayo amahora angu-4 ngaphandle kwamaphutha, ixazulula ngokuphelele ukuvilapha kanye nezinkinga ezimayo zohlelo lokudlulisela oluvamile.

2. Ukuthuthukisa Ukwethembeka Nokugcinwa

Ngemva kokuhlolwa endaweni, injini eyodwa yasebenza ngokuqhubekayo amahora angu-500 ngaphandle kokwehluleka. Imvamisa yesondlo yandisiwe isuka kanye ngenyanga yaya kanye ngekota, okuholele ekwehleni ngo-65% ezindlekweni zonyaka zokunakekela. Isakhiwo sokuvala sivikele ngempumelelo ukungcola ukuthi singangeni, sehlisa ukuguga kwepheya ye-cycloidal ngo-70%, futhi sandise impilo yesevisi yemoto amahora angaphezu kuka-3000.

3. Okuhlangenwe nakho kokusebenza kwenziwe ngcono kakhulu.

Isici sokuqalisa phansi kwengcindezi sinciphisa kakhulu amandla okusebenza. Uma kuqhathaniswa nezinhlelo zokuthutha zendabuko, amandla okusebenza ngezandla ancipha ngo-50%. Ukulawulwa kwe-valve okulinganayo kunika amandla ukulawulwa kwesivinini esinganyatheli sesenzo, kunikeze ukusebenza okushelelayo ngaphandle kokushaqeka, futhi kulungele ama-opharetha ama-novice ukuthi akwazi ngokushesha.

V. Isifinyezo sohlelo lokusebenza

I-BMT-310 cycloidal hydraulic motor, enezinzuzo zayo eziyinhloko zetorque ephezulu, ukwethembeka okuphezulu, nokusebenza okunembayo, ibhekane ngempumelelo nezinselelo zokushayela zomshini osebenzayo wamathani angu-1-1.5 wezilayishi ezincane. Lesi sixazululo senziwe ngobuningi futhi manje sesitholakala ezimeni eziningi ezifana nezindawo zokugcina izimpahla, amapulazi, kanye namaphrojekthi amancane wengqalasizinda. Izinga lokwaneliseka kwempendulo yemakethe selifinyelele ku-97%, okwenza kube yisixazululo esikhethwayo sokushayela imishini yokusebenza yama-loader amancane.