Ci gaban masana'antar kera motoci ta kasar Sin cikin sauri ya sa kaimi ga bunkasuwar sana'ar simintin gyaran mota.Ningbo Beilun yana jin daɗin sunan "garin da ya mutu a China".Baya ga samar da Volkswagen na cikin gida, FAW, Chang'an, Chery, Geely, Great Wall, Chunlan, Midea da sauran masana'antu, kayayyakinsa kuma suna samar da gyare-gyare ga Mercedes Benz, Volkswagen, Audi, Siemens, Ford, General Motors, Mazda da sauran su. shahararrun kamfanoni a duniya.The zane da masana'antu matakin, samar iya aiki da kuma masana'antu yawa na mutu simintin gyaran kafa ne a cikin manyan matsayi a kasar Sin.
A shekarar 2007, darajar samar da gyare-gyaren Beilun ya kai yuan biliyan 2.8, inda kayayyakin da ake fitarwa zuwa kasashen waje suka kai yuan miliyan 300.Kudaden da aka samu na tallace-tallacen kayayyakin da ake kashewa sun kai yuan biliyan 2.6, inda kayayyakin da ake fitarwa zuwa kasashen waje suka kai yuan miliyan 420.
1. Matsayin Beilun mutu-casting molds a cikin ƙasar
Masana'antar ƙirar Beilun ta fara ne a cikin 1960s kuma ta haɓaka cikin sauri a cikin 1990s, tana mai da hankali kan ƙirar simintin gyare-gyare.Bayan fiye da shekaru 20 na ci gaba, ta kafa kamfanoni masu fa'ida da yawa tare da halaye na musamman, kuma ta gina manyan kamfanoni bakwai na birni da cibiyoyin fasahar injiniyan injiniya na lardi biyu a cikin masana'antar ƙira.Akwai kamfanoni 34 da suka mutu-simintin gyare-gyare tare da ƙimar fitar da ƙera sama da yuan miliyan 10.
1.1 Kamfanonin simintin gyare-gyare masu mahimmanci
Daga ranar 1 ga Janairu, 2006 zuwa 31 ga Disamba, 2008, jihar ta aiwatar da hanyar fara karbar haraji mai ƙima bisa ga ƙa'idodin samfuran ƙirar ƙira waɗanda kamfanoni 230 masu mahimmanci suka samar da sayar da su, sannan su dawo da 50% na ainihin ƙimar da aka ƙara. biyan haraji.An yi amfani da harajin da aka dawo da shi musamman don canjin fasaha, kariyar muhalli, adana makamashi da rage yawan amfani da kamfanoni, da bincike da haɓaka samfuran ƙira.Daga cikin kamfanoni 70 da ke lardin Zhejiang, Ningbo ya kai 50, yayin da Beilun ke da 15 (14 sun fi mayar da hankali kan gyare-gyaren da ake kashewa).
1.2 Beilun Die Casting Industry Chain
Saboda kusancin dangantaka tsakanin ƙirar ƙira da tsarin masana'anta da samar da kayan kwalliyar kayan kwalliya, jiyya mai zafi, samar da ƙirƙira, sassa daidaitattun sassa, da sassa masu sarrafa ƙwayoyin cuta / samfuran (sassan filastik, sassan simintin simintin, da sauransu), da yawa. Kamfanonin gyare-gyare suna da samfurori da samfurori.Saboda haka, mold masana'antu sarkar ya kasu kashi uku sassa: "upstream goyon bayan Enterprises", "mold zane da kuma masana'antu Enterprises", da kuma "ƙasa tsawo Enterprises".
1.2.1 Kamfanoni masu tallafawa masu tasowa
Akwai sama da 150 mold kayan wadata, zafi magani, ƙirƙira wadata, da sauran goyon bayan Enterprises alaka da mold zane da kuma masana'antu, tare da fiye da 5000 ma'aikata.
1.2.2 Mold zane da masana'antu masana'antu
Akwai jimlar 1372 mold Enterprises a Beilun, kai tsaye tsunduma a mold da mold sassa sarrafa, tare da fiye da 16000 ma'aikata.
(1) Ƙididdiga na masana'antun mold bisa ga rarraba yanki
Kimanin kashi 70% na rabon masana'antar gyare-gyare a birnin Beilun an mayar da su ne a Daqi, sai Xiapu ya kai kashi 11.37%.Matsakaicin yanki “halayen masana'antar ƙirar Beilun ne.
(2) Rarraba bisa yanayin rajistar kasuwanci
Dangane da kididdigar da Beilun Mold Enterprises ta nau'in ciniki, daga cikin kamfanonin 372, kamfanonin cikin gida suna da kashi 96%.Kamfanoni masu zaman kansu suna taka muhimmiyar rawa "wani halayyar masana'antar ƙirar Beilun ce.
(3) Rarrabe ta nau'in mold
Babban nau'ikan gyare-gyare a cikin Beilun sune gyare-gyaren simintin simintin gyare-gyare da gyare-gyaren filastik, tare da wasu kamfanoni suna da duka biyun.Kashi 75% zuwa 80% na simintin simintin gyare-gyare, gyare-gyaren filastik suna lissafin 15% zuwa 20%, da sauran nau'ikan ƙira na 5% zuwa 8%.
1.2.3 Kamfanonin haɓakawa na ƙasa
An daidaita shi da nau'in ƙira, masana'antun haɓakawa na ƙasa sun fi mayar da hankali kan simintin gyare-gyare, sassa na filastik, sassan roba, da sassa na stamping.Misali, a Beilun Daqi, inda ake samar da simintin gyare-gyare, masana'antar kera mutun ta samo asali daga masana'antar kera gyaggyarawa.Daqi yana da kamfanoni sama da 60 masu yin simintin simintin, sama da injunan simintin simintin 400 iri daban-daban, tare da ƙayyadaddun bayanai daga 1250 kN zuwa 25000 kN.Akwai kamfanoni sama da 150 na fadada magudanan ruwa a Beilun.
1.3 Matsakaicin ƙimar samar da ƙura na Beilun a cikin ƙasar
Bisa ka'idojin kasa, an raba gyare-gyare zuwa nau'i goma, tare da gyare-gyaren stamping da filastik sune manyan kayayyaki a kasar Sin.Tare da haɓaka masana'antar kera motoci da babura a cikin 'yan shekarun nan, rabon gyare-gyaren filastik da gyare-gyaren da ake kashewa yana ƙaruwa kowace shekara.Bisa kididdigar da kungiyar Molds ta kasar Sin ta yi, a shekarar 2001, gyare-gyaren gyare-gyare sun kai kimanin kashi 50 cikin dari na tsarin samar da kayan kwalliyar kasar Sin, na'urorin roba sun kai kimanin kashi 34 cikin dari, na'urorin da ake kashewa sun kai kashi 6%, da sauran nau'o'in gyare-gyare. kusan 10%;Tare da saurin bunƙasa masana'antar babur, mota, da na kayan aikin gida, masana'antar simintin simintin gyare-gyare ta haɓaka cikin sauri, kuma ƙimar fitarwa na ƙirar simintin mutuwa ya ƙaru.Bisa kididdigar da aka yi a shekara ta 2003, gyare-gyaren simintin gyare-gyare sun kasance na biyu kawai zuwa nau'i mai nau'i da nau'in filastik a cikin samarwa da yawa, wanda ya kai kimanin kashi 8% na yawan samar da nau'o'in nau'in nau'i;Tare da masana'antar kera motoci ta zama ɗaya daga cikin ginshiƙan masana'antu a kasar Sin, da bunƙasa bunkasuwar samfuran nauyi, kore, da samar da makamashi, samar da sassa na simintin gyaran ƙarfe da ba na ƙarfe ba, ya karu sosai.Bisa kididdigar kididdigar kididdigar da aka yi na masana'antun da ake yin simintin gyare-gyare na kasa a shekarar 2006, yawan adadin kayayyakin da ake fitarwa a kasar Sin ya kai kashi 10 cikin 100 na jimillar adadin kayayyakin da masana'antun ke fitarwa.
Kashi ɗaya cikin huɗu na jimlar ƙimar kayan fitar da kayan gyare-gyare na ƙasa sun fito ne daga masana'antun masana'antar simintin simintin gyare-gyare na Beilun, wanda kuma ya nuna muhimmin matsayi na masana'antar ƙirar Beilun a ƙasar.
2. Halin da ake ciki na fasahar kashe-kashe na Beilun
A halin yanzu, masana'antun gyare-gyaren kashin baya a Beilun sun yi amfani da fasahar CAD/CAM a cikin ƙira da tsarin masana'antu, kuma wasu daga cikinsu kuma CAE ta ƙara su don samar da simulation.A lokacin aikin sarrafawa, H13 mai ƙarfin zafi mai zafi ya zama babban zaɓi na karfe.Ƙunshewar injin, daidaitaccen mashin ɗin bayan quenching, haɗawa da gyare-gyare akan na'urar rufe gyare-gyare, da gwaji akan kayan auna ma'auni guda uku sun zama maɓalli na yau da kullun da hanyoyi.Dangane da ma'aikatan fasaha na masana'antu, akwai manyan injiniyoyi sama da 500, kuma wasu kamfanoni sun gabatar da ƙwararrun ƙwararrun ƙasashen waje daga Jamus, Japan, da Koriya ta Kudu don jagorantar ƙira da samarwa.A sa'i daya kuma, masana'antu masu tallafawa irin su maganin zafi da sarrafa jabu a Beilun su ma sun samu ci gaba.
2.1 Fasahar Zane
Mold CAD/CAE/CAM fasaha ce mai mahimmanci don canza ƙirar ƙira ta gargajiya da hanyoyin masana'antu, ba da damar ƙwararrun injiniyoyi don amfani da kwamfutoci don ƙira da haɓaka aikin samfur, tsarin ƙira, ƙirar ƙira, da mashin ɗin CNC.Wannan na iya rage ƙirar ƙirar ƙira da sake zagayowar masana'anta, rage farashin samarwa, da haɓaka ingancin samfur.
Yawancin masana'antu a Beilun sun yi amfani da fasahar CAD/CAM sosai a cikin tsarin masana'antar ƙira, kuma a hankali sun rikiɗe daga ƙira mai girma biyu zuwa ƙira mai girma uku.Haɗaɗɗen fasahar masana'anta da ke haɗa ƙirar ƙirar ƙira mai girma uku da kayan aikin injin CNC a hankali an haɓaka su, kuma tsarin ƙira na ƙirar ƙira yana da inganci.Kamfanonin masana'antar ƙira sama da girman ƙira sun kafa sassan ƙirar ƙira na 2D da 3D kuma an saya
Bayanan da ke sama sun fito ne daga ɗakin karatu na jarida.Don ƙarin ƙirar simintin simintin gyare-gyare, da fatan za a kula da Fenda Mold.
Lokacin aikawa: Oktoba-17-2023