Ko kai kwararre ne mai aikin injiniya, makanike ko masana'anta, ko ƙwararren mota mai son injuna, motocin tsere da motoci masu sauri, Injin Gina yana da wani abu a gare ku. Mujallunmu na bugawa suna ba da cikakkun bayanai na fasaha game da duk abin da kuke buƙatar sani game da masana'antar injiniya da kasuwanni daban-daban, yayin da zaɓuɓɓukan wasiƙarmu suna kiyaye ku tare da sababbin labarai da samfurori, bayanan fasaha da aikin masana'antu. Koyaya, zaku iya samun duk wannan ta hanyar biyan kuɗi kawai. Yi rijista yanzu don karɓar bugu na wata-wata da/ko bugu na dijital na Mujallar Masu Gina Injiniya, da kuma Labaran Maginin Injiniya na mako-mako, Wasiƙar Injin Mako-mako ko Jaridar Diesel na mako-mako kai tsaye a cikin akwatin saƙon ku. Za a rufe ku da ƙarfin doki nan da nan!
Ko kai kwararre ne mai aikin injiniya, makanike ko masana'anta, ko ƙwararren mota mai son injuna, motocin tsere da motoci masu sauri, Injin Gina yana da wani abu a gare ku. Mujallunmu na bugawa suna ba da cikakkun bayanai na fasaha game da duk abin da kuke buƙatar sani game da masana'antar injiniya da kasuwanni daban-daban, yayin da zaɓuɓɓukan wasiƙarmu suna kiyaye ku tare da sababbin labarai da samfurori, bayanan fasaha da aikin masana'antu. Koyaya, zaku iya samun duk wannan ta hanyar biyan kuɗi kawai. Yi rijista yanzu don karɓar bugu na wata-wata da/ko bugu na lantarki na Mujallar Masu Gina Injiniya, da kuma Labaran Maginin Injiniya na Mako-mako, Wasiƙar Injin Mako ko Jaridar Diesel na mako-mako, kai tsaye zuwa akwatin saƙo naka. Za a rufe ku da ƙarfin doki nan da nan!
Injin juyin juya halin Harley-Davidson Max 1250 ya taru a kamfanin wutar lantarki na Pilgrim Road's shuka a Wisconsin. V-Twin yana da motsi na 1250 cc. cm, gundura da bugun jini 4.13 inci (105 mm) x 2.83 inci (72 mm) kuma yana da ikon 150 dawakai da 94 lb-ft na juzu'i. Matsakaicin karfin juzu'i shine 9500 kuma ƙimar matsawa shine 13: 1.
A cikin tarihinta, Harley-Davidson ya yi amfani da ci gaban fasaha, mutunta al'adun gargajiyar sa, don samar da aikin gaske ga mahaya na gaske. Ɗaya daga cikin sabbin nasarorin ƙira na Harley shine injin juyin juya hali Max 1250, sabon injin V-twin mai sanyaya ruwa wanda aka yi amfani da shi a cikin Pan America 1250 da Pan America 1250 Special model.
An yi ƙera shi don ƙarfi da roƙo, injin juyin juya halin Max 1250 yana da faffadan igiyar wutar lantarki don haɓaka ƙarfin jan layi. Injin V-Twin an naɗa shi musamman don samar da ingantattun halaye masu ƙarfi don ƙirar Pan America 1250, tare da mai da hankali kan isar da wutar lantarki mai sauƙi mai sauƙi da ƙarancin ƙarancin maƙiyi don hawan kan hanya.
Mayar da hankali kan aiki da raguwar nauyi yana tafiyar da abin hawa da gine-ginen injina, zaɓin kayan aiki da haɓaka ƙirar sassa. Don rage girman nauyin babur ɗin, an haɗa injin ɗin cikin ƙirar Pan Am a matsayin babban ɓangaren chassis. Yin amfani da kayan nauyi yana taimakawa cimma madaidaicin ma'auni mai ƙarfi zuwa nauyi.
An haɗa injin juyin juya halin Max 1250 a Harley-Davidson Pilgrim Road Powertrain Ayyuka a Wisconsin. V-Twin yana da motsi na 1250 cc. cm, gundura da bugun jini 4.13 inci (105 mm) x 2.83 inci (72 mm) kuma yana da ikon 150 dawakai da 94 lb-ft na juzu'i. Matsakaicin karfin juzu'i shine 9500 kuma ƙimar matsawa shine 13: 1.
Zane-zanen injin V-Twin yana ba da ƙunƙun bayanin martabar watsawa, yana mai da hankali kan taro don ingantacciyar ma'auni da kulawa, kuma yana ba wa mahayi isasshen ɗaki. Matsayin V-digiri na 60 na silinda yana riƙe da ƙarancin injin yayin da yake ba da sarari don saukar da jikkunan magudanar ruwa tsakanin silinda don haɓaka iska da haɓaka aiki.
Rage nauyin watsawa yana taimakawa rage nauyin babur, wanda ke inganta inganci, hanzari, sarrafawa da birki. Amfani da Ƙididdigar Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙaƙwalwar Ƙaƙwalwar Ƙaƙwalwar Ƙaƙwalwar Ƙaƙwalwar Ƙira (FEA) da fasaha na haɓaka ƙira na ci gaba a cikin tsarin ƙira na injin yana rage yawan kayan abu a cikin simintin gyare-gyare da sassa. Misali, yayin da ƙira ta ci gaba, an cire kayan daga kayan farawa da kayan aikin camshaft don rage nauyin waɗannan abubuwan. Silinda na silinda guda ɗaya tare da nickel-silicon carbide surface electroplating fasalin ƙirar ƙira ce mai sauƙi, haka kuma madaidaicin murfin alloy rocker, murfin camshaft da babban murfin.
A cewar Harley-Davidson Babban Injiniya Alex Bozmosky, Juyin Juyin Juya Halin Max 1250's drivetrain tsari ne na injin babur. Saboda haka, injin yana da ayyuka guda biyu - don samar da wutar lantarki kuma azaman tsarin tsarin chassis. Kawar da firam ɗin gargajiya yana rage nauyin babur kuma yana ba da ƙaƙƙarfan shasi. Membobin firam ɗin gaba, membobin firam na tsakiya da firam na baya suna kulle kai tsaye zuwa watsawa. Mahaya suna samun kyakkyawan aiki ta hanyar tanadin nauyi mai nauyi, tsayayyen chassis da daidaita yawan jama'a.
A cikin injin V-Twin, zafi shine abokan gaba na dorewa da kwanciyar hankali na mahayi, don haka injin sanyaya ruwa yana kula da injuna mai ƙarfi da sarrafawa da zafin mai don daidaiton aiki. Saboda abubuwan haɗin ƙarfe suna faɗaɗa kuma suna kwangila ƙasa da ƙasa, ana iya samun jurewar abubuwan haɗin gwiwa ta hanyar sarrafa zafin injin, yana haifar da ingantaccen aikin watsawa.
Bugu da kari, ingantaccen sautin injuna da bayanin shaye mai ban sha'awa na iya mamayewa yayin da ake rage hayaniya daga majiyoyin cikin injin ta hanyar sanyaya ruwa. Hakanan man injin yana sanyaya ruwa don tabbatar da aiki da dorewa na man injin a cikin mawuyacin yanayi.
An gina fam ɗin mai sanyaya a cikin manyan bearings da hatimi don tsawan rayuwa, kuma ana haɗa hanyoyin kwantar da hankali cikin hadadden simintin simintin murfin stator don rage nauyin watsawa da faɗin.
A ciki, juyin juya halin Max 1250 yana da crankpins guda biyu wanda aka daidaita ta digiri 30. Harley-Davidson ya yi amfani da ɗimbin ƙwarewar tseren ƙetare don fahimtar bugun bugun bugun jini na juyin juya halin Max 1250. Tsarin digiri na iya inganta haɓakawa a wasu yanayin tuki a kan hanya.
A haɗe da crank da kuma haɗa sanduna an ƙirƙira aluminum pistons tare da matsawa rabo na 13:1, wanda ƙara da karfin juyi na engine a duk gudun. Na'urorin gano ƙwanƙwasa na ci gaba suna sa wannan babban rabon matsawa ya yiwu. Injin zai buƙaci man fetur na octane 91 don matsakaicin iko, amma zai yi aiki akan ƙananan man fetur na octane kuma zai hana fashewar godiya ta hanyar buga fasahar firikwensin.
Ƙarshen fistan yana chamfered don haka ba a buƙatar kayan aikin damfara zobe don shigarwa. Siket ɗin piston yana da ƙaramin juzu'i da ƙananan zoben piston yana rage juzu'i don ingantaccen aiki. Abubuwan da ke saman zobe suna anodized don dorewa, kuma jiragen sama masu sanyaya mai suna nuni zuwa kasan piston don taimakawa wajen watsar da zafin konewa.
Bugu da kari, injin V-Twin yana amfani da kawunan silinda mai bawul hudu (cibiyu da shaye-shaye biyu) don samar da mafi girman yankin bawul. Wannan yana tabbatar da ƙarancin ƙarancin ƙarfi da kuma madaidaiciyar canji zuwa karfin karfin gwiwa yayin da aka inganta ɗakin ta hanyar haɗuwa da buƙatun da ake buƙata.
Bawul ɗin cirewa da aka cika da sodium don mafi kyawun zubar da zafi. Rataye hanyoyin mai a kai ana samun su ta hanyar fasahar simintin gyare-gyare, kuma ana rage nauyi saboda ƙarancin kaurin bangon kai.
An jefa shugaban Silinda daga babban ƙarfin 354 aluminum gami. Saboda shugabannin suna aiki azaman abubuwan haɗe-haɗe na chassis, an ƙirƙira su don zama masu sassauƙa a waccan abin da aka makala amma suna dagewa akan ɗakin konewa. Ana samun wannan bangare ta hanyar maganin zafi da aka yi niyya.
Shugaban Silinda kuma yana da abin sha mai zaman kansa da camshafts ga kowane Silinda. Zane na DOHC yana haɓaka aikin RPM mafi girma ta hanyar rage ƙarancin jirgin ƙasa, yana haifar da mafi girman iko. Hakanan ƙirar DOHC tana ba da lokacin bawul mai canzawa mai zaman kanta (VVT) akan cam ɗin ci da shaye-shaye, wanda aka inganta don silinda na gaba da na baya don babban bandeji mai ƙarfi.
Zaɓi takamaiman bayanin martaba na cam don samun aikin da ake so. Mujallar camshaft mai ɗaukar hoto wani bangare ne na faifan tuƙi, wanda aka ƙera don ba da izinin cire camshaft don sabis ko haɓaka ayyukan gaba ba tare da cire camshaft ɗin ba.
Don rufe jirgin bawul akan Juyin Juyin Juyin Halitta Max 1250, Harley ya yi amfani da na'urar kunna bawul ɗin nadi tare da masu gyara lash na ruwa. Wannan ƙirar tana tabbatar da cewa bawul da mai kunna bawul (pin) suna kasancewa cikin hulɗa akai-akai yayin da zafin injin ya canza. Masu daidaita lash na hydraulic suna sa jirgin bawul ɗin ya zama kyauta, yana ceton masu lokaci da kuɗi. Wannan ƙirar tana riƙe da matsa lamba akai-akai akan tushen bawul, yana haifar da ƙarin bayanan camshaft mai ƙarfi don ingantaccen aiki.
Gudun iskar da ke cikin injin yana taimakawa ta hanyar ƙwanƙwasa dual downdraft throttles da aka sanya a tsakanin silinda kuma aka sanya su don haifar da ƙaramin tashin hankali da juriya na iska. Ana iya inganta isar da man fetur daban-daban ga kowane Silinda, inganta tattalin arziki da kewayo. Wurin tsakiyar ma'aunin jiki yana ba da damar akwatin iska mai lita 11 ya zauna daidai sama da injin. An inganta ƙarfin ɗakin ɗakin iska don aikin injin.
Siffar akwatin iskar tana ba da damar ɗorawa na sauri a kan kowane magudanar jiki, ta yin amfani da inertia don tilasta ƙarin yawan iska a cikin ɗakin konewa, ƙara ƙarfin fitarwa. Akwatin iska an yi shi ne daga nailan mai cike da gilashi tare da ginannen fins na ciki don taimakawa rage sautin murya da datse amo. Tashar jiragen ruwa masu fuskantar gaba suna karkatar da hayaniya daga direba. Kawar da amo na ci yana ba da damar ingantaccen sautin shayewa ya mamaye.
Ana tabbatar da kyakkyawan aikin injin ta hanyar ingantaccen tsarin lubrication na busasshen ruwa tare da tafki mai da aka gina a cikin simintin katako. Magudanar ruwa sau uku suna fitar da mai daga ɗakunan injin guda uku (crankcase, stator chamber da clutch chamber). Masu hawan keke suna samun mafi kyawun aiki saboda an rage asarar wutar lantarki saboda abubuwan da ke cikin injin ba dole ba ne su juya ta wuce gona da iri.
Gilashin iska na hana clutch cajin man injin, wanda zai iya rage yawan man. Ta hanyar ciyar da mai ta hanyar tsakiyar crankshaft zuwa babba da haɗin haɗin sanda, wannan ƙirar tana ba da ƙarancin man fetur (60-70 psi), wanda ke rage asarar wutar lantarki a babban rpm.
Ta'aziyyar tafiya na Pan America 1250 yana tabbatar da ma'auni na ciki wanda ke kawar da yawancin girgizar injin, inganta jin daɗin mahayin da kuma ƙara ƙarfin abin hawa. Babban ma'auni, wanda ke cikin crankcase, yana sarrafa babban girgizar da aka yi ta hanyar crankpin, piston da sanda mai haɗawa, da kuma "ƙugiya mai jujjuya" ko rashin daidaituwa na hagu-dama da ke haifar da silinda mara kyau. Ma'auni na taimako a gaban silinda na gaba tsakanin camshafts ya cika babban ma'auni don ƙara rage girgiza.
A ƙarshe, Juyin Juyin Juya Halin ƙayataccen tuƙi ne, wanda ke nufin injin da akwatin gear guda shida suna cikin jiki ɗaya. An sanye shi da fayafai guda takwas da aka ƙera don ba da haɗin kai akai-akai a matsakaicin ƙarfi a tsawon rayuwar kama. Rarraba maɓuɓɓugan ruwa a cikin tuƙi na ƙarshe suna fitar da motsin motsin crankshaft kafin su kai ga akwatin gear, yana tabbatar da daidaitaccen watsa wutar lantarki.
Gabaɗaya, juyin juya halin Max 1250 V-Twin babban misali ne na dalilin da yasa har yanzu babura na Harley-Davidson ke cikin irin wannan buƙata.
Masu daukar nauyin injin na wannan makon sune PennGrade Motor Oil, Elring-Das Original da Scat Crankshafts. Idan kuna da injin da kuke son haskakawa a cikin wannan jerin, da fatan za a yi imel ɗin editan Gina Inji Greg Jones [email protected]
Lokacin aikawa: Nuwamba-15-2022