Ungakuqamba kanjani ukukhishwa kwe-sunflower radiator kufa ngephrofayili ye-aluminium?

1. Ukuhlaziywa kwezimpawu ezihlelekile zezigaba zephrofayili ye-aluminium

Umdwebo 1 ukhombisa isigaba sesiphambano sephrofayili ejwayelekile ye-radiator ye-aluminium ejwayelekile. Indawo ephambanisa nesigaba sephrofayili yi-7773.5mm², inamazinyo angama-40 okuhlanza ukushisa. Usayizi wokuvula omkhulu olengayo owakhiwa phakathi kwamazinyo ngu-4.46 mm. Ngemuva kokubalwa, isilinganiso solimi phakathi kwamazinyo singu-15.7. Ngasikhathi sinye, kunendawo enkulu eqinile enkabeni yephrofayili, nendawo ye-3846.5mm².

Ukwahlulela kusuka ezicini ze-Shape zephrofayili, isikhala esiphakathi kwamazinyo singabhekwa njengamaphrofayili we-semi-hold, futhi iphrofayili ye-radiator yakhiwa amaphrofayili amaningi we-semilomol amaningi. Ngakho-ke, lapho kuklama ukwakheka kwesikhunta, ukhiye ukubheka ukuthi ungaqinisekisa kanjani amandla okubumba. Yize emaphrofayli angenazi-aze, imboni ithuthukise izakhiwo ezahlukahlukene zokuvuthwa ezivuthiwe, ezinjengokuthi "isikhunta esisezingeni eliphakeme" Ihlanganiswe namaphrofayili amaningi we-semi-holeil. Idizayini yendabuko ibheka kuphela izinto zokwakha, kepha ekubumbeni okuphezulu, umthelela omkhulu kakhulu kumandla okukhishwa ngesikhathi senqubo yokukhishwa, futhi inqubo eyenziwe ngensimbi iyinto eyinhloko ekhiqiza amandla okukhishwa.

Ngenxa yendawo enkulu eqinile eqinile yephrofayili ye-radiator yelanga, kulula kakhulu ukudala ukugeleza okuphelele kule ndawo kube ngokushesha okukhulu ngesikhathi senqubo yokukhishwa kwe-intertooth ishubhu, okuholela ekuqhekekeni kwe-tube yokumiswa kwe-intertooth. Ngakho-ke, ekwakhiweni kwesakhiwo sokubumba, kufanele sigxile ekushintshelweni kwezinga lokugeleza kwensimbi kanye nokugeleza kwezinga lokuthola inhloso yokunciphisa ingcindezi yokukhishwa kanye nokwenza ngcono isimo sokucindezela se isikhunta.

2. Ukukhetha kwesakhiwo sokubumba kanye nokukhishwa kwesimo sokucindezela

2.1 Ifomu Lokuhlela Lobumba

Iphrofayili ye-radiator ye-sunflower ye-sunflower ekhonjiswe kuMdwebo 1, yize ingenayo ingxenye eyize, kufanele isungule isakhiwo sokubumba sokwehlukana njengoba kukhonjisiwe ku-Figure 2. Igumbi le-Metal Soldering Station libekwe phezulu Ukubumba, nesakhiwo sokufaka sisetshenziswa kusikhunta esingezansi. Inhloso ukunciphisa izindleko zokubumba futhi kunciphise umjikelezo wokukhiqiza isikhunta. Zombili isikhunta esingenhla kanye namasethi wokubumba aphansi akhona emhlabeni jikelele futhi asetshenziswe kabusha. Okubaluleke kakhulu, amabhlokhi e-Die Hole angacutshungulwa ngokuzimela, okungaqinisekisa kangcono ukunemba kwebhande le-Die Hole Work. Umgodi wangaphakathi wesikhunta esingezansi yakhelwe njengesinyathelo. Ingxenye engenhla kanye ne-mold hole block amukelise i-Cleance Fit, nenani legebe ezinhlangothini zombili zingu-0.06 ~ 0.1m; Ingxenye engezansi yemukela i-Intereter FIT, kanye nenani lokuphazamiseka ezinhlangothini zombili yi-0.02 ~ 0.04m, okusiza umhlangano, futhi ngasikhathi sinye, kungakugwema ukukhubazeka okubangelwa ukufakwa okushisayo okubangelwa yi-Thermal Ukuphazanyiswa kufanelekile.

2.2 Ukukhetha umthamo we-extruder

Ukukhethwa komthamo owengeziwe, ngakolunye uhlangothi, ukunquma ububanzi obufanele bengaphakathi be-barrel yokukhishwa kanye nengcindezi ethile eqondile ye-extresion engxenyeni ye-extresion engxenyeni yokuqothula engxenyeni yensimbi. Ngakolunye uhlangothi, ukunquma isilinganiso esifanelekile sokukhishwa bese ukhetha imininingwane efanelekile yosayizi wokubumba ngokuya ngezindleko. Iphrofayili ye-radiator ye-sunlower flower aluminium, isilinganiso sokukhishwa kwesilinganiso asikwazi ukuba sikhulu kakhulu. Isizathu esiyinhloko ukuthi ibutho lokukhishwa lilingana nesilinganiso sokukhishwa. Uma kukhudlwana isilinganiso sokukhishwa kwesilinganiso, kukhula i-Extresion Force. Lokhu kulimaza kakhulu i-sunflower radiator aluminium profile profile profiliam.

Isipiliyoni sibonisa ukuthi isilinganiso sokukhishwa kwamaphrofayli we-aluminium sama-radiaterower sunflower singaphansi kwama-25. Ngemuva kokubalwa, ingcindezi ethile eqondile ye-extruder iyi-589MPA, okuyinani elifanelekile. Uma ingcindezi ethile iphezulu kakhulu, ingcindezi esikhuthalweni iyoba yinkulu, okulimazayo empilweni yesikhunta; Uma ingcindezi ethile iphansi kakhulu, ayikwazi ukufeza izidingo zokukhishwa kwe-extrusion. Isipiliyoni sibonisa ukuthi ingcindezi ethile ebangeni le-550 ~ 750 MPA ingahle ihlangabezane kangcono nezidingo ezahlukahlukene zenqubo. Ngemuva kokubalwa, i-coeffling ye-extrusion ingu-4.37. Ukucaciswa kobukhulu bokubumba kukhethwe njengo-350 mmx200 mm (ububanzi obungaphandle x degrees).

3. Ukunqunywa kwamapharamitha wokubumba

3.1 Amapharamitha aphezulu angenhla

(1) Inombolo kanye nokuhlelwa kwezimbobo ze-diverter. Iphrofayili ye-radiator ye-sunlower ye-sunflower shunt Mold, lapho inani lezimbobo ze-shunt, zingcono. Kumaphrofayili anezimo ezifanayo eziyindilinga, izimbobo zendabuko ezi-3 kuya kweziyi-4 zikhethwe ngokuvamile. Umphumela uba ukuthi ububanzi bebhuloho le-shunt bukhulu. Ngokuvamile, lapho inkulu kune-20mm, inani lama-welds lincane. Kodwa-ke, lapho ukhetha ibhande elisebenzayo lomgodi we-die, ibhande elisebenzayo lomgodi we-die ezansi kwebhuloho le-shunt kumele lifushane. Ngaphansi kwesimo sokuthi ayikho indlela eqondile yokubala yokukhethwa kwebhande elisebenzayo, ngokwemvelo lizokwenza umgodi wokufa ngaphansi kwebhuloho kanye nezinye izingxenye zokuthi ungafinyeleli ngokufanayo Lo mehluko ngesilinganiso se-flow uzokhiqiza ukucindezela okwengeziwe okuthe xaxa ku-cantilever futhi kubangele ukungcola kwamazinyo okuhlanza ukushisa. Ngakho-ke, ngokukhishwa kwe-radiator sunlower ye-sunflower kufa ngenani eliminyene lamazinyo, kubalulekile kakhulu ukuqinisekisa ukuthi izinga lokugeleza izinyo ngalinye liyaguquguquka. Njengoba inani lezimbobo ze-shunt enyuka likhuphuka, inani lamabhuloho ashubile likhuphuka ngokufanele, futhi isilinganiso sokugeleza kanye nokusatshalaliswa kokugeleza kwensimbi kuzoba ngaphezulu. Lokhu kungenxa yokuthi njengoba inani lamabhuloho aseShunt likhuphuka, ububanzi bamabhuloho ama-shunt bungancishiswa ngokufanele.

Idatha engokoqobo ikhombisa ukuthi inani lezimbobo ze-shunt ngokuvamile zingu-6 noma 8, noma ngaphezulu. Kuyiqiniso, kwamaphrofayili athile okuhlambalaza okushisa okushisa kwelanga, isikhunta esingenhla singase futhi sihlele izimbobo ze-shunt ngokuya ngomgomo we-shunt bridge ububanzi й 14mm. Umehluko ukuthi ipuleti langaphambili le-splitter kumele lingezwe ekusatshalalisweni kwangaphambili ukuze ulungise ukugeleza kwensimbi. Inombolo nolungiselelo lwezimbobo ze-diverter ePhateri yangaphambili ye-Diverter kungenziwa ngendlela yendabuko.

Ngaphezu kwalokho, lapho uhlela izimbobo ze-shunt, kufanele kubhekwe ekusebenziseni isikhunta esiphezulu ukuze kuvikeleke ngekhanda le-cantilever yezinyo lokushisa ukushisa futhi ngaleyo ndlela kuthuthukise isimo sengcindezi yeshubhu le-cantilever. Ingxenye evinjiwe yekhanda le-cantilever phakathi kwamazinyo ingaba ngo-1/5 ~ 1/4 ubude be-cantilever tube. Ukuhlelwa kwezimbobo ze-shunt kuboniswa kuMdwebo 3

(2) Ubudlelwano bendawo yomgodi we-shunt. Ngoba ubukhulu bodonga lwempande yezinyo elishisayo buncane futhi ukuphakama kukude nendawo enkabeni, futhi indawo ebonakalayo ihluke kakhulu enkabeni, yingxenye enzima kakhulu yokwenza insimbi. Ngakho-ke, iphuzu eliyisihluthulelo ekwakhiweni kwe-Sunlowerflower Radiator Profile Profile Corld ukwenza izinga lokugeleza kwengxenye eqinile eqinile njengokuhamba kancane ngangokunokwenzeka ukuze uthathe isikhathi sokuqinisekisa ukuthi i-metal kuqala igcwalisa impande yezinyo. Ukuze uzuze umphumela onjalo, ngakolunye uhlangothi, kungukukhethwa kwebhande elisebenzayo, futhi okubaluleke kakhulu, ukunqunywa kwendawo yomgodi we-diverter, ikakhulukazi indawo yengxenye ephakathi nendawo ehambelana nomgodi we-diverter. Izivivinyo namanani e-empirical akhombisa ukuthi umphumela omuhle kakhulu utholakala lapho indawo yomgodi we-central diverter S1 kanye nendawo yomgodi we-diverter yangaphandle i-s2 yanelisa lobu budlelwano obulandelayo: s1 = (0.52 ~ 0.72) s2

Ngaphezu kwalokho, isiteshi esisebenzayo sensimbi esisebenzayo somgodi ophakathi kwe-splitter kufanele kube ngu-20 ~ 25mm isikhathi eside kunesiteshi sensimbi esisebenzayo somgodi wangaphandle we-splitter. Ubude futhi ubheka umugqa kanye nokulungiswa kokubumba.

(3) ukujula kwegumbi lokushisa. I-Sunflower Radiator Profipel Depression Deep ihlukile ku-shunt yendabuko iyafa. Yonke igumbi layo le-welding kumele libekwe phezulu lifa. Lokhu ukuqinisekisa ukunemba kokucutshungulwa kwe-hole block kwabaphansi kufa, ikakhulukazi ukunemba kwebhande elisebenzayo. Uma kuqhathaniswa nesikhunta se-shunt yendabuko, ukujula kwegumbi le-welding yephrofayili ye-radiator ye-sunlower radiator shunt kudinga ukukhuphuka. Uma kukhudlwana umthamo womshini wokukhishwa, ukukhuphuka okukhulu ekujuleni kwegumbi le-welding, okungu-15 ~ 25mm. Isibonelo, uma kusetshenziswa umshini wokukhishwa kwe-20 mn, ukujula kwegumbi le-welding le-shunt yendabuko kungukuthi ama-20 ~ 22mm, ngenkathi ukujula kwegumbi lokufudumeza le-shunt kufa iphrofayili ye-radiator sunlower kufanele kube ngu-35 ~ 40 mm . Inzuzo yalokhu ukuthi insimbi ifakwe ngokuphelele futhi ingcindezi epayipi elimisiwe incishiswe kakhulu. Ukwakheka kwegumbi eliphakeme le-Weld Weld kuboniswa kuMfanekiso 4.

3.2 Idizayini yokufa umgodi we-die

Idizayini ye-Die Hole Block ngokuyinhloko ifaka usayizi we-die hole, ibhande elisebenzayo, ububanzi obungaphandle nobukhulu be-Mirror Block, njll.

(1) Ukunqunywa kosayizi we-die hole. Usayizi we-die hole unganqunywa ngendlela yendabuko, ikakhulukazi uma ucubungula ukulungiswa kwe-alloy atmal.

(2) Ukukhethwa kwebhande lomsebenzi. Umgomo wokusebenza kwebhande elisebenzayo ukuqala kokuqinisekisa ukuthi ukuhlinzekwa kwazo zonke izinsimbi ezansi kwempande yezinyo kwanele, ukuze isilinganiso sokugeleza ngaphansi kwempande yezinyo kushesha kunezinye izingxenye. Ngakho-ke, ibhande elisebenzayo ezansi kwempande yezinyo kufanele kube okufushane kakhulu, ngenani le-0.3 ~ 0.6mm, kanye nebhande elisebenzayo ezingxenyeni eziseduze nalo kufanele likhuphuke ngo-0.3mm. Umgomo ukwandisa ngo-0,4 ~ 0.5 njalo nge-10 ~ 15mm ubheke enkabeni; Okwesibili, ibhande elisebenzayo engxenyeni enkulu eqinile yesikhungo akufanele idlule ku-7mm. Ngaphandle kwalokho, uma umehluko wobude bebhande elisebenzayo mukhulu kakhulu, kuzovela amaphutha amakhulu ekusebenzeni kwama-electrodes wethusi kanye nokucutshungulwa kwe-EDM kwebhande elisebenzayo. Leli phutha lingenza kalula izinyo lokuqhekeka kwezinyo ukuze liphule ngesikhathi senqubo yokukhishwa. Ibhande lomsebenzi likhonjiswa kuMfanekiso 5.

 

(3) ububanzi obungaphandle nobukhulu bokufakwa. Okokubumba kwendabuko ye-shunt, ubukhulu bokufakwa komgodi we-die kuwugqinsi lwesikhunta esingezansi. Kodwa-ke, kwi-radiator ye-sunflower flower isikhunta, uma ubukhulu be-die hole bukhulu kakhulu, iphrofayili izoshayisana kalula nesibumba ngesikhathi sokukhishwa kanye nokukhipha amazinyo angalingani, ukuklwebheka noma izinyo lamazinyo. Lokhu kuzokwenza amazinyo aphule.

Ngaphezu kwalokho, uma ubukhulu bomgodi we-diidi bude kakhulu, ngakolunye uhlangothi, isikhathi sokulungisa isikhathi eside ngesikhathi senqubo ye-EDM, ngakolunye uhlangothi, kulula ukudala ukuphambuka komoya kagesi, futhi kulula kakhulu imbangela ukuphambuka kwezinyo ngesikhathi sokukhishwa. Vele, uma ukushuba kwe-die holess kuncane kakhulu, amandla amazinyo angeke aqinisekiswe. Ngakho-ke, ukuthatha lezi zinto ezimbili zibhekwe, okuhlangenwe nakho kukhombisa ukuthi i-Die Hole Insert degree yesikhunta esingezansi ngokuvamile i-40 kuye ku-50; Futhi ububanzi obungaphandle bokufakwa komgodi we-die kufanele kube ngu-25 kuye kwangama-30 mm ukusuka emaphethelweni amakhulu omgodi we-die uye embuthanweni wangaphandle wokufakwa.

Ukuze uthole iphrofayili ekhonjiswe kuMdwebo 1, ububanzi obungaphandle nobukhulu be-Die Hole Block yi-225mm ne-50mm ngokulandelana. I-Die Hole Insert ikhonjiswa kuMdwebo 6. D Kulesi sibalo ngosayizi wangempela nosayizi ongokoqobo ngu-225mm. Ukuphambuka komkhawulo wobukhulu bayo obungaphandle kuqhathaniswa ngokuya ngomgodi wangaphakathi wesikhunta esingezansi ukuze uqinisekise ukuthi igebe elingaphansi komhlaba lingaphakathi kwebanga le-0.01 ~ 0.01 ~ 0.01mm. I-Die Hole Block iboniswa kuMdwebo 6 Ngokusekelwe kusayizi wangempela olinganiswe, i-Die Hole Block ifaniswe ngokuya ngomgomo ka-0.01 ~ 0.02mm ngakunye. Ububanzi obungaphandle kwe-die hole block bungatholwa njengo-D, kepha ukuze kube lula ukufakwa, ububanzi obungelobubanzi be-hole hole esibukwayo burror bungancishiswe ngokufanele phakathi kwe-0.1m ekugcineni kokuphakelayo, njengoba kukhonjisiwe kwisibalo .

4. Ubuchwepheshe obukhulu bokukhiqiza isikhunta

Imishini yephrofayili ye-radiator ye-radiator ye-sunlower ayihluke kakhulu kulokho okwejwayelekile kwe-aluminium profile isikhunta. Umehluko osobala uboniswa ikakhulukazi ekusebenzeni kukagesi.

(1) Ngokuya ngokusika ucingo, kuyadingeka ukuvikela ukonakala kwe-electrode yethusi. Ngenxa yokuthi i-electrode esetshenziselwa i-EDM isindayo, amazinyo ancanyana kakhulu, i-electrode ngokwayo ithambile, inobuqili, futhi izinga lokushisa eliphakeme lendawo elikhiqizwe ngocingo lukhubazeke kalula ngesikhathi senqubo yokusika ucingo. Lapho usebenzisa ama-electrodes ethuni okhubazekile ukucubungula amabhande omsebenzi kanye nemimese engenalutho, amazinyo acwebezelayo azokwenzeka, azokwenza kalula ukuthi isikhunta sishajwe ngesikhathi sokulungiswa. Ngakho-ke, kuyadingeka ukuvikela ukonakala kwama-electrodes ethusi ngesikhathi senqubo yokukhiqiza online. Izindlela eziphambili zokuvimbela yilezi: Ngaphambi kokusika ngocingo, izinga le-Copper block ngombhede; Sebenzisa inkomba yokudayela ukulungisa i-verticality ekuqaleni; Lapho ugawula ucingo, qala kusuka engxenyeni yezinyo kuqala, bese ekugcineni usike ingxenye ngodonga oluwugqinsi; Njalo ngesikhashana, sebenzisa i-scrap yesiliva yocingo ukugcwalisa izingxenye ezisikiwe; Ngemuva kokuthi ucingo lwenziwe, sebenzisa umshini we-wire ukusika isigaba esifushane se-4 mm ngobude be-electrode ye-cut yethusi.

(2) Ukukhishwa kwemishini kagesi kusobala ngokuhlukile kubumba obujwayelekile. I-EDM ibaluleke kakhulu ekucutshungulweni kwama-sunflower radiator profile molds. Noma ukwakheka kuphelele, isici esincane e-EDM sizokwenza ukuthi lonke isikhunta sishayelwe. Ukukhishwa kwemishini kagesi akuncikile kwimishini njengokusika ucingo. Kuya ikakhulukazi kumakhono okusebenza opharetha kanye nobungcweti. Ugesi we-Electric Machning ikakhulukazi unaka amaphuzu amahlanu alandelayo:

Ukucekelwa phansi kwemishini ye-①Electrical kwamanje. I-7 ~ 10 I-10 yamanje ingasetshenziselwa imishini yokuqala ye-EDM ukunciphisa isikhathi sokucubungula; I-5 ~ 7 I-CASH yamanje ingasetshenziselwa ukuqeda imininingwane. Inhloso yokusebenzisa amanje amancane ukuthola indawo enhle;

Qinisekisa ukuthi iflethi yobuso bokuphela bokubumba kanye ne-verticality ye-electrode yethusi. Ukufutheka okumpofu kobuso bokuphela kwesikhunta noma ukufutheka okunganele kwe-electrode yethusi kwenza kube nzima ukuqinisekisa ukuthi ubude bebhande lomsebenzi ngemuva kokucutshungulwa kwe-EDM buvumelana ne-Work Belt ubude. Kulula inqubo ye-EDM ukwehluleka noma ungene futhi ngebhande lomsebenzi elihlanganisiwe. Ngakho-ke, ngaphambi kokucutshungulwa, i-grinder kumele isetshenziselwe ukunciphisa zombili iziphetho zesikhunta ukuze zihlangabezane nezidingo zokunemba, futhi inkomba yokudayela kumele isetshenziselwe ukulungisa i-verticatity ye-electrode yethusi;

③ Qinisekisa ukuthi igebe eliphakathi kwemimese engenalutho likhona. Ngesikhathi semishini yokuqala, hlola ukuthi ithuluzi elingenalutho liyasuswa njalo nge-0.2 mm njalo nge-3 kuye ku-4 mm ukucubungula. Uma i-offset inkulu, kuzoba nzima ukuyilungisa ngoshintsho oluzayo;

④Remove izinsalela ezikhiqizwe ngesikhathi senqubo ye-EDM ngesikhathi esifanele. Ukulimala kokukhipha i-Spark kuzokhiqiza inani elikhulu lezinsalela, okumele kuhlanzwe ngesikhathi, ngaphandle kwalokho ubude bebhande elisebenzayo buzohluka ngenxa yokuphakama okuhlukile kwensali;

Isikhunta kufanele sihlukaniswe kabusha ngaphambi kwe-EDM.

5. Ukuqhathaniswa kwemiphumela yokukhishwa kwemali

Iphrofayili ekhonjiswe kuMfanekiso 1 ihlolwe kusetshenziswa isikhunta sokuhlukaniswa kwendabuko kanye nohlelo olusha lokuklama okuhlongozwayo kule ndatshana. Ukuqhathanisa imiphumela kukhonjiswa etafuleni 1.

Kungabonakala emiphumeleni yokuqhathanisa ekwakheka isikhunta esinethonya elikhulu empilweni yokubumba. Isikhunta eklanyelwe ukusebenzisa uhlelo olusha lunezinzuzo ezisobala futhi luthuthukisa kakhulu impilo yokubumba.

6. Isiphetho

I-sunlower flower radiator provency profilion isikhunta uhlobo lokubumba okunzima kakhulu ukuklama nokwenza, kanye nokwakhiwa kwalo nokukhiqiza kubuyinkimbi. Ngakho-ke, ukuqinisekisa inani lempumelelo yokuthuthuka kanye nempilo yenkonzo yesikhunta, amaphuzu alandelayo kumele afelwe:

(1) Uhlobo lwesakhiwo sokubumba kufanele lukhethwe ngokunengqondo. Ukwakheka kwesikhunta kumele kube yindlela yokunciphisa amandla okukhishwa ukunciphisa ukucindezela ku-cantilever yokubumba eyenziwe ngamazinyo okuhlanza ukushisa. Isihluthulelo ukunquma kahle inani kanye nokuhlelwa kwezimbobo ze-shunt kanye nendawo yezimbobo ze-shunt namanye amapharamitha: okokuqala, ububanzi bebhuloho le-shunt elenziwe phakathi kwezimbobo ze-shunt akufanele ngedlule ku-16mm; Okwesibili, indawo ye-Split Hole kufanele inqunywe ukuze isilinganiso se-Split sifinyelele ngaphezu kwama-30% wesilinganiso sokukhishwa ngangokunokwenzeka ngenkathi kuqinisekisa amandla wesikhunta.

. Iphuzu lokuqala elibalulekile ukuthi i-electrode yethusi kufanele ibe yindawo ephansi ngaphambi kokusika ngocingo, futhi indlela yokufaka kufanele isetshenziswe ngesikhathi sokusika ucingo ukuze iqinisekise. Ama-electrodes awakhululekile noma akhubazekile.

(3) Ngesikhathi senqubo yogesi kagesi, i-electrode kufanele ihambisane kahle nokugwema ukuphambuka kwamazinyo. Kuyiqiniso, ngesisekelo sokwakheka okunengqondo nokukhiqiza, ukusetshenziswa kwensimbi esezingeni eliphakeme yokubumba okushisayo kanye nenqubo yokwelashwa yokushisa okushisa okuphezulu kwezikhathi ezintathu noma ngaphezulu zempesheni kungakhulisa amandla okubumba futhi kufinyelele imiphumela engcono. Kusuka ekwakhiweni, ekwakheni ukukhiqizwa kokukhishwa, kuphela uma isixhumanisi ngasinye sinembile singaqinisekisa ukuthi isikhunta se-sunflower radiator isikhunta isikhunta siyakhishwa.