Tsarin da ka'idar aikin watsa Powershift

Don inganta jin daɗin tuki, masana'antun mota suna haɓaka tsarin daban-daban. Daga cikin wasu abubuwa, ana mai da hankali sosai ga watsawar. A yau, damuwa daban-daban sun haɓaka adadi mai yawa na watsa atomatik. Jerin ya hada da mai bambance-bambancen, da mutum-mutumi, da na’urar atomatik (don karin bayani game da irin gyaran da watsa za ta iya samu, an bayyana shi a wani labarin). A cikin 2010, Ford ya gabatar da sabon rukunin watsawa ta atomatik zuwa kasuwa, wanda ta kira Powershift.

Shekaru biyu kacal da fara aikin samar da wannan gearbox, kwastomomin sabbin motocin sun fara karɓar korafe-korafe game da rashin ingancin aikin. Idan baku shiga cikin cikakkun bayanai ba, mummunan ra'ayoyin da aka samu daga yawancin masu amfani shine aikin gearbox galibi yana tare da zamewa, sauya jinkirin kaya, jerking, zafi sama da sauri da kuma saurin shigar kayan abubuwa. Wani lokaci akan sami sakonni game da sauyawar kayan aiki kwatsam da saurin mota, wanda ya haifar da hadari.

Bari muyi la'akari da menene keɓaɓɓiyar wannan watsawar, a kan wace ƙa'ida take aiki, waɗanne gyare-gyare suke, kuma mafi mahimmanci - shin duk abin da gaske yana da bakin ciki da kuke buƙatar nisantar wannan watsawa?

Menene Akwatin Powershift

An sanya fasalin mutum-mutumi na gearbox daga alamar Amurka a cikin tsararraki mai girma (don kasuwar Amurka), haka kuma a cikin ƙarni na wannan ƙirar (wanda aka bayar don kasuwar CIS). Wasu daga cikin cibiyoyin wutar lantarki na Ford Fiesta, wadanda har yanzu suna nan a cikin dillalai, da kuma wasu samfurin motoci ko takwarorinsu na kasashen waje, suma an tara su da irin wannan watsawar.

An shigar da wannan gearbox ɗin musamman a cikin motoci tare da "shuɗi mai ƙyalli", wanda aka kera shi tsakanin shekarun 2012-2017. Mai kera motoci ya yi kwaskwarima ga yadda aka tsara kayan aikin da hannu sau da yawa, kuma domin a tabbatar wa masu sayen amincin samfurin, ya kara garantin na shekaru biyu (daga 5 zuwa 7) ko kuma ga wadanda suka yi tafiye-tafiye da yawa, daga kilomita 96.5 zuwa kilomita dubu 160.9.

Duk da wannan, yawancin kwastomomi basu gamsu da wannan watsawar ba. Tabbas, wannan yanayin ya rage siyar da motoci da wannan akwatin. Kuma babu wata tambaya game da siyar da mota a cikin kasuwar ta biyu - idan mutane ƙalilan suka yanke shawarar siyan sabuwar mota tare da keɓaɓɓen jigilar nau'ikan DPS6, to ba za ku iya ko da mafarkin siyar da motar da kuka yi amfani da ita tare da cikakken saiti ba, kodayake akwai irin waɗannan zaɓuɓɓuka a kan wasu shafuka.

Powershift sigar zaɓi ne na watsawar mutum-mutumi. Wato, an sanye shi da kwandon kama biyu da nau'ikan kayan aiki guda biyu waɗanda ke ba da saurin sauyawa tsakanin saurin. Sauyawa zuwa ga irin wannan gearbox yana faruwa ne daidai da ƙa'idar kamar yadda yake a cikin injiniyoyi, kawai duk aikin ana sarrafa shi ba ta direba ba, amma ta lantarki.

Wani sanannen watsawar DSG, wanda ƙwararrun masanan VAG suka ɓullo dashi, yana da irin wannan ƙa'idar aiki (dalla-dalla game da menene, an bayyana shi a cikin wani bita na daban). An tsara wannan ci gaban don ɗaukar fa'idodin da watsawar injin da atomatik ke da su. Wani alama da Powershift ke amfani da shi shine Volvo. Dangane da masana'anta, wannan watsawa ta hannu yana da kyau don injunan diesel na babban iko da babban ƙarfin juyi a cikin ƙananan ramuka.

Na'urar Powershift

Na'urar watsa na'urar ta Powershift ta hada manyan kayan aiki guda biyu. Ana amfani da ɗayan mutum don ɗayansu. Saboda wannan dalili, ana sanye da rukunin akwatin da shafuka masu shiga biyu. Wani fasalin ƙirar ƙira shine ɗayan shaft ɗin motar yana cikin ɗayan. Wannan tsari yana ba da ƙaramin girman tsari idan waɗannan hanyoyin sun kasance a cikin jirage daban-daban.

Shaarfin waje yana da alhakin sauya ko da yawan giya kuma yana haifar da juyawa. Har ila yau ana kiran guntun ciki "tsakiyar shaft" yana tura kowane mara kyau don juyawa. Hoton da ke ƙasa yana nuna zane na wannan ƙirar:

Kuma - madaidaicin wutar lantarki na ciki na adadi mara kyau na canja wuri; B - tuƙi na waje na madaidaicin adadin gears; C - kama 1; D - clutch 2 (da'irori suna nuna lambobin gear)

Duk da cewa Powershift na nau'ine na atomatik, babu wani mai jujjuyawar juyi a cikin ƙirarta. Har ila yau, a cikin watsawar na'urar ta hannu babu jakar sararin samaniya da rikitarwa. Godiya ga wannan, aikin watsawa baya cinye ikon sashin wuta, kamar yadda yake tare da aiki da mai canzawa na yau da kullun. A lokaci guda, motar tana asara sosai. Wannan shine babban fa'idar robot.

Ana amfani da naúrar kula da lantarki (TCM) don sarrafa miƙa mulki daga ƙaramin gudu zuwa babban gudu da akasin haka. An shigar dashi a jikin akwatin kanta. Hakanan, kewayen lantarki na naúrar ya haɗa da na'urori masu auna sigina da yawa, amma ban da sigina daga gare su, rukunin sarrafawar yana tattara bayanai daga wasu na'urori masu auna firikwensin (nauyin mota, matsar da wuta, saurin wili, da sauransu, gwargwadon ƙirar mota da tsarin waɗanda aka shigar a ciki). Dangane da waɗannan siginonin, microprocessor na watsawa da kansa yana tantance wane yanayi don kunnawa.

Kayan lantarki suna amfani da wannan bayanin don daidaita kamawa da ƙayyade lokacin sauya gear. Motar lantarki suna aiki azaman masu aiki a cikin wannan ƙirar. Suna motsa faifai masu kamawa da kullun.

Ka'idar aiwatar da aikin watsa Powershift

Tsarin turawar hannu na Powershift zai yi aiki ne bisa ka'ida mai zuwa. Ana buƙatar nau'in kama biyu a cikin na'urar naúrar don rage girman lokacin sauyawa daga saurin zuwa wani. A dabaru ne kamar haka. Direban yana motsa maɓallin za ~ en gearbox zuwa matsayi daga P zuwa D. Atomatik yana sakin kama na tsakiyar shaft kuma, ta amfani da injin lantarki, yana haɗa giyar kayan farko zuwa mashin tuki. An saki kama motar ta fara motsawa.

Controlungiyar kula da watsawa tana gano ƙaruwar saurin injin, kuma bisa ga wannan, an shirya kayan aiki na biyu (an kwashe kayan da suka dace zuwa ƙofar waje). Da zaran algorithm da ke aika sigina don haɓaka sauri ya faɗo, sai a saki kama na farko, kuma na biyu an haɗa shi da ƙaho (don cikakkun bayanai kan wane irin ɓangare ne, karanta a nan). Lokutan gearshift kusan ba a iya fahimtarsu, saboda haka motar ba ta rasa kuzarin kawo sauyi, kuma ana samar da kwararar karfin juzu'i zuwa mashin din.

Mai kera motoci ya ba da ikon canzawa a cikin abin da ake kira yanayin hannu. Wannan shine lokacin da direban da kansa ya ƙayyade a wane lokaci ya kamata akwatin ya tafi zuwa saurin na gaba. Wannan yanayin yana da amfani musamman yayin tuki a kan gangaren tsaunuka ko cikin cinkoson ababan hawa. Don kara saurin, motsa libayon gaba, kuma don rage shi, mayar da shi baya. A matsayin madaidaicin madadin, ana amfani da masu sauya filafilin jirgin ruwa (a cikin sikeli tare da wasan motsa jiki). Irin wannan ƙa'idar tana da akwatin nau'in Tip-Tronic (don yadda yake aiki, karanta a wani labarin). A wasu yanayi, ana sarrafa akwatin a cikin yanayin atomatik. Dogaro da ƙirar, mai zaɓin gearbox na atomatik sanye take da wurare masu kula da zirga-zirgar jiragen ruwa (lokacin da watsawa baya jujjuyawa sama da takamaiman kaya).

Daga cikin ci gaban kamfanin kera motoci na Amurka, akwai sauye-sauye guda biyu na robobi masu kara karfin iko na Powershift. Daya yana aiki tare da bushewa dayan kuma tare da kamawa mai danshi. Bari muyi la'akari da menene bambanci tsakanin waɗannan nau'ikan kwalaye.

Tsarin aiki na Powershift tare da bushewa

Thearamar bushewa a cikin watsawar Powershift tana aiki iri ɗaya kamar yadda yake a cikin injiniyoyi na al'ada. An goge faɗakarwar ɓarkewa sosai a saman farfajiyar tashi. Ta hanyar wannan mahaɗin, ana watsa karfin juyi daga crankshaft zuwa mashin ɗin motar na ƙarshe. Babu mai a cikin wannan tsari saboda yana hana ɓarkewar ɓarkewa tsakanin ɓangarori.

Wannan ƙirar kwandon kama ya daɗe da kafa kansa azaman ingantaccen amfani da ƙarfin injiniya (wannan ana iya lura da shi musamman a cikin yanayin haɗi tare da injin mai ƙananan ƙarfi, wanda kowane irin ƙarfin doki ya ƙidaya).

Rashin dacewar wannan kwaskwarimar shine kumburin yakan zama mai tsananin zafi, sakamakon haka ne aikinsa ya ragu. Ka tuna cewa yana da wahala wayoyin lantarki su iya sarrafa yadda tsananin diski yake bukatar a makala shi a jikin jirgi. Idan wannan ya faru da saurin injina, to yanayin ɓacin diski da sauri zai ƙare.

Prina'idar Aiki na Caramar Rigar Powershift

A matsayin madaidaicin madadin, injiniyoyin kamfanin na Amurka sun kirkiro gyara tare da kama kama ruwa. Wannan haɓaka yana da fa'idodi da yawa akan sigar da ta gabata. Importantarin mafi mahimmanci shine cewa saboda yaduwar mai kusa da masu aikin, ana cire zafi sosai daga garesu, kuma wannan yana hana ƙungiyar ƙarfin zafi.

Akwatin kama rigar yana da ƙa'idar aiki iri ɗaya, kawai bambancin ra'ayi yana cikin fayafai. A cikin kwandon kwandon, ana iya shigar dasu ta hanyar kwalliya ko a layi daya. Ana amfani da haɗin layi ɗaya na abubuwan gogayya a cikin ababen hawa tare da motar dabaran baya. Ana amfani da tsari mai maƙalli na fayafai a cikin rukunin wutar da aka girka a ƙasan injin (abubuwan hawa na gaba).

Rashin dacewar irin wadannan hanyoyin shine mai motar yana bukatar lura da ingancin man da aka yi amfani da shi wajen watsawa. Hakanan, farashin irin waɗannan kwalaye sunfi yawa saboda ƙirar da ta fi rikitarwa. A lokaci guda, babu zafin rana da kwandon, koda a lokacin zafi, suna da kayan aiki mafi girma, kuma an cire wutar daga motar mafi inganci.

Powershift dual kama

Maballin mahimmanci a cikin irin wannan akwatin shine kama biyu. Na'urarta ta haɗa da tsarin da ke daidaita lalacewar sassan. Yawancin masu ababen hawa sun san cewa idan aka jefa ƙafafun kama ba zato ba tsammani, za a rage albarkatun diski sosai. Idan direba zai iya tantancewa da kansa gwargwadon yadda ya kamata a fitar da feda ta dogara da tashin hankalin kebul ɗin, to da wuya lantarki ya yi wannan aikin. Kuma wannan shine babbar matsalar rashin saurin aiki na watsawa akan motoci da yawa.

Tsara kwandon buɗaɗɗen kwandon na Powershift manual watsa ya ƙunshi:

• Torsional vibration dampers (wannan sakamako an cire shi ta wani ɓangare ta hanyar shigar da ɗigon ƙarfe biyu, wanda aka karanta dalla-dalla game da shi a nan);
• Block na kama biyu;
• Sakin saki sau biyu;
• Masu aikin lantarki guda biyu na nau'in liba;
• Motar lantarki biyu.

Rushewar ersarfin Powershift

Mai mota tare da robot Powershift ya kamata ya tuntuɓi cibiyar sabis idan duk wani matsala ya faru a aikin ƙungiyar. Ga wasu daga cikin alamun cutar waɗanda ba za a taɓa yin watsi da su ba:

1. Akwai surutai na ban mamaki yayin sauya kayan aiki. Yawancin lokaci wannan ita ce farkon alama ta wani irin ƙaramin lalacewa, wanda da farko baya shafar aikin watsawa ta kowace hanya, saboda haka yawancin masu motoci suna watsi da wannan alamar kawai. Gaskiya ne, mai sana'ar yana nuna cewa wasu sautunan da ke cikin akwatin ba shari'ar da garanti ke rufe su ba.
2. A farkon motsi, motar tana birgima. Wannan ita ce alama ta farko da ke nuna cewa watsawar ba ta isa yadda ya kamata ba daga canjin wuta. Wannan alamar dole ne wasu nau'ikan ɓarna suka biyo baya, don haka kada ku jinkirta yiwa na'urar aiki.
3. Canjin gear yana tare da jerks ko jerks. Mafi yawanci wannan na faruwa ne saboda gaskiyar cewa masu yin aikin suna buƙatar gyara (faya-fayan kamala sun ƙare, maɓuɓɓugan ruwa sun yi rauni, maɓallan abubuwan motsa sun canza, da sauransu). Hakanan yana faruwa a cikin injiniyoyi na yau da kullun - ana buƙatar ɗaukar wasu lokuta wani lokacin.
4. Yayin motsi, ana jin motsi, kuma a farkon, motar a zahiri tana girgiza.
5. Wutar lantarki na watsawa galibi suna shiga yanayin gaggawa. Yawancin lokaci ana kawar da wannan alamar ta hanyar kashewa da kuma kunnawa ta hanyar kunna wuta. Don ƙarin amincewa, zaku iya gudanar da bincike kai tsaye na tsarin (don yadda ake kiran aikin da ya dace a cikin wasu ƙirar mota, karanta a nan) don ganin kuskuren da ya bayyana a cikin lantarki. Idan gazawa na faruwa akai-akai, wannan na iya nuna rashin aiki na naúrar sarrafa TCM.
6. A ragin gudu (daga na farko zuwa na uku) ana jin ƙarar da ƙwanƙwasawa. Wannan alama ce ta raguwa a kan giya daidai, don haka ya fi kyau maye gurbin waɗannan sassan a nan gaba.
7. A ƙananan hanzari na ƙungiyar wutar lantarki (har zuwa 1300 rpm), ana lura da jigon abin hawa. Hakanan ana jin gigicewa yayin hanzari da raguwa.

Akwatin zaɓin zaɓi na Powershift robotic ya kasa saboda dalilai masu zuwa:

1. Faya-fayen kamawa sun gaji sosai. Wannan shi ne ɗayan mafi raunin maki a cikin irin wannan motar, kamar yadda galibi ba a matsa fayafai a kan yanayin gogayya kamar yadda direba zai yi. Tare da lalacewa mai mahimmanci na waɗannan sassan, ɗayan giya na iya ɓacewa (an haɗa giya da shaft, kuma ba a watsa juzu'i). Idan irin wannan lalacewar ta bayyana kafin motar ta wuce dubu 100, ana maye gurbin daya daga cikin fayafai. A wasu halaye, ya fi kyau canza duka kayan. Bayan sanya sabbin fayafai, yana da mahimmanci a daidaita aikin lantarki a cikin akwatin.
2. Malaman mai sun tsufa da wuri. A wannan yanayin, maiko ya ƙare inda bai dace ba. Sakamakon ya dogara da wane sashi na mai da mai ya shiga. Irin wannan lalacewar za a iya kawar da ita kawai ta hanyar maye gurbin sassan da suka lalace.
3. Rushewar injunan lantarki (solenoids). Wannan wani mawuyacin ra'ayi ne a cikin ƙirar robot ta Powershift. Ba a yin rikodin irin wannan matsalar ta ɓangaren sarrafawa azaman kuskure, don haka motar na iya yin rauni, kuma tsarin da ke kan jirgin ba ya nuna ɓarna.
4. Inji ko lalata software ga TCM. A cikin yanayi da yawa (gwargwadon yanayin lalacewar), ana haskaka na'urar. A wasu halaye, an canza bulo ɗin zuwa sabo kuma an ɗinke shi don takamaiman inji.
5. Rushewar kayan inji (cokali mai yatsu, sawar bearings da giya) sakamakon lalacewar halitta da hawaye, da kuma gazawar motar lantarki. Ba za a iya hana irin wannan lalacewar ba, don haka lokacin da suka bayyana, sassan kawai suna canzawa.
6. Rashin aiki a cikin dunkulen-duwatsu masu nauyi (karanta game da su a nan). Galibi, irin wannan lalacewar yana tare da raɗaɗi, ƙwanƙwasawa da rikice-rikicen rikice-rikicen crankshaft. Yawancin lokaci ana maye gurbin ƙaho tare da faya-fayen kama don kada ya rarraba naúrar a tazarar tazara.

Nasihu game da Powershift

Duk da cewa tsananin lalacewar mutum-mutumi na Powershift na iya bayyana a gabanin analog ɗin inji, a yawancin lamura irin wannan watsawar abin dogaro ne. Amma wannan yana yuwuwa ne idan ana aiki da abin hawa yadda yakamata. Anan akwai wasu nasihu don ingantaccen aiki na ɗauke da watsa labarai:

1. Bada injina suyi aiki kafin fara motsa abin hawa bayan tsayawar (musamman lokacin hunturu). Wannan yana ba ku damar kawo sashin wutar lantarki zuwa tsarin yanayin zafin da ya dace (game da abin da wannan siga ya kamata, karanta daban), amma ana buƙatar wannan aikin don mai shafawa ya dumi a cikin watsawa. A yanayin zafi na subzero, man ya zama mai kauri, wanda shine dalilin da ya sa ba a fitar da shi sosai ta hanyar tsarin kuma man shafawa na giya da sauran abubuwa ya fi muni idan an shigar da kama a cikin motar.
2. Lokacin da motar ta tsaya, dole ne a sauƙaƙe watsawar. Don yin wannan, bayan tsayar da motar gaba ɗaya, riƙe da takalmin birki, birki na hannu ya kunna, an canza maƙallin da aka zaba a mai zaɓe zuwa tsaka tsaki (matsayin N), aka sake birki (an cire kayan) an motsa maɓallin gearshift zuwa wurin ajiye motoci (P). Lokacin aiwatar da wannan aikin, yana da mahimmanci don tabbatar da cewa birki na yin aiki daidai.
3. Salon tuka motsa jiki na motsa jiki da gearbox mai kayatarwa abubuwa ne da basu dace ba. A wannan yanayin, ana saurin faya fayayen faya-fayen a kan kwarjin, wanda ke haifar da saurin lalacewarsu. Sabili da haka, ga waɗanda ba sa son salon tuki na "mai karɓar fansho", ya fi kyau su tsallake wannan hanyar watsawa.
4. A saman tsayayyun hanyoyi (kankara / dusar ƙanƙara), kar a bari ƙafafun tuki su zame. Idan motar ta makale, zai fi kyau fita daga "tarkon" a cikin yanayin jagora da kuma saurin ƙananan inji.
5. Lokacin da motar ta makale a cikin cunkoson ababen hawa ko matsar lamba, zai fi kyau a sauya zuwa sauya kayan aikin hannu. Wannan zai hana sauya kayan aiki akai-akai, wanda zai haifar da kwandon yayi saurin lalacewa. Lokacin hanzartawa cikin yanayin birni, zai fi kyau a danna ƙafafu cikin sauƙi kuma a guji hanzari ba zato ba tsammani, kuma kada a kawo injin ɗin zuwa babban gyara.
6. Kada ka riƙe maɓallin +/- ƙasa yayin amfani da yanayin "Zaɓi Canjawa".
7. Idan zai dauki sama da minti biyu don tsayar da motar, zai fi kyau kada a taka birki na taka birki, amma a sanya watsa a yanayin ajiye motoci tare da birki na hannu. A wannan yanayin, akwatin yana cire haɗin giya da faya-fayen diski, wanda ke hana dogon lokacin aiki na masu aiwatarwa. Yin kiliya tare da birkin birki da ke cikin yanayin D yakamata ya zama ɗan gajeren lokaci, tunda a wannan yanayin lantarki yana cire haɗin, amma ƙwanƙwasa suna ci gaba da aiki, wanda zai iya haifar da zafin jiki na hanyoyin.
8. Bai kamata ku manta da aikin yau da kullun na gearbox ba, tare da bincika matakin mai a cikin crankcase.

Fa'idodin Powershift da rashin fa'ida

Don haka, mun bincika fasalin aikin akwatin zaɓi na mutum-mutumi na Powershift da gyare-gyaren sa. A ka'ida, da alama ƙungiyar za ta yi aiki yadda ya kamata kuma ta samar da sauƙin sauya kayan aiki. Bari muyi la'akari da menene bangarori masu kyau da marasa kyau na wannan ci gaban.

Fa'idodi na watsa littafin Powershift sun hada da:

• Canza wurin karfin juyi daga cikin injin konewa na ciki zuwa zafin da aka watsa na watsawa yana faruwa ba tare da wata tazara ba;
• Unitungiyar ta ba da ingantaccen ƙarfin abin hawa;
• Ana sauya saurin cikin sauƙi (gwargwadon matakin latsa kwandon gas da kuma sa kayan lever na masu aiwatarwa);
• Tunda injin yana aiki sosai, kuma lantarki yana tantance mafi ingancin jujjuyawar ya dogara da kayan da ke jikin naúrar, motar tana cin man fetur ƙasa da na analog wanda yake da ingantaccen juzu'in juzu'i.

Rashin dacewar robobi Powershift kamar haka:

• Designirar ƙira, saboda abin da adadin yuwuwar lalacewar nodes yake ƙaruwa;
• Dole ne a yi ƙarin canjin mai da aka tsara (ban da cika shi da sabon mai don injin ɗin), kuma an ɗora manyan buƙatu akan ingancinsa. Dangane da shawarar masana'antun, gyaran da aka tsara na akwatin ya kamata a aiwatar da matsakaicin kowane dubu 60. kilomita;
• Gyara kayan aikin yana da rikitarwa da tsada, kuma babu kwararrun masana da suka fahimci irin wadannan kwalaye. Saboda wannan dalili, ba shi yiwuwa a aiwatar da aikin gyaran wannan watsawar ta hannu a cikin gareji, kuma adana akan wannan.
• Idan an sayi motar a kasuwa ta biyu (musamman lokacin siye a tallan Amurka), kuna buƙatar la'akari da wane ƙaryar watsawa yake. A cikin gyare-gyare har zuwa ƙarni na uku, akwai gazawa akai-akai a cikin aikin lantarki, don haka irin waɗannan motocin sun tattara adadi mai yawa na ra'ayoyi mara kyau.

A ƙarshe - ɗan gajeren bidiyo game da kuskuren gama gari a cikin aiki na kwalaye na mutummutumi:

Kuskure guda 7 yayin tuka wata manhaja (Robotic Gearbox). Misali DSG, PowerShift

Tambayoyi & Amsa:

Ta yaya akwatin PowerShift yake aiki? Yana da manyan kayan tuƙi guda biyu. Kowannensu yana da nasa kama. Yana da nau'ikan shigarwa guda biyu (ɗaya don madaidaicin, ɗayan don kayan aiki mara kyau).

Har yaushe akwatin PowerShift zai ɗauka? Ya dogara da halayen tuƙi na direba. Yawancin lokaci, ana buƙatar maye gurbin jirgin sama da na'urar kama don kilomita 100-150. nisan miloli. Akwatin da kansa yana da ikon barin irin waɗannan lokuta biyu.

Me ke damun PowerShift? Akwatin gear na mutum-mutumi ba ya aiki da kyau kamar na injiniyoyi (kama sau da yawa yana faɗuwa da ƙarfi - na'urorin lantarki ba su iya daidaita wannan sigar). Saboda wannan, kama da sauri ya ƙare.