Chifukwa cha makhalidwe ake apadera monga kuuma kwake kwakukulu, kukana kutopa kwambiri, kutha bwino pamwamba komanso kulekerera pang'ono, chitsulo cha chromium cha AISI 52100 chopangidwa ndi alloy martensitic chimagwiritsidwa ntchito popanga ma bearing ndi ma valve.
Mipira yozungulira, Ma valve, zolumikizira mwachangu, ma bearing a mpira wolondola, zida zamagalimoto (mabuleki, chiwongolero, ma transmission), njinga, zitini za aerosol, malangizo oyendetsera ma drawer, zida zamakina, makina otsekera, malamba otumizira, nsapato zotsetsereka, mapeni, mapampu, mawilo ozungulira, zida zoyezera, zomangira za mpira, zida zamagetsi zapakhomo.
| Mpira wa Chitsulo cha Chrome | |
| Zinthu Zofunika | AISI52100/SUJ2/GCr15/DIN 1.3505 |
| Kukula kwa Kukula | 0.8mm-50.8mm |
| Giredi | G10-G1000 |
| Kuuma | HRC: 60~ 66 |
| Mawonekedwe | (1) Kuchita bwino kwambiri ndi kwabwino. (2) kuuma kwambiri komanso kufanana. (3) Kukana kuvala ndi mphamvu yokhudzana ndi kutopa ndi kwakukulu. (4) Kugwira ntchito bwino kwa kutentha ndi kwabwino. |
| Kugwiritsa ntchito | Mpira wopangira chrome umagwiritsidwa ntchito kwambiri popanga mipira yachitsulo, ma rollers ndi ma bushings pa ma drive shafts monga injini zoyatsira mkati, ma locomotive amagetsi, zida zamakina, mathirakitala, zida zozungulira, zida zobowolera, magalimoto a sitima ndi makina opangira migodi. |
| Kapangidwe ka mankhwala | ||||||
| 52100 | C | Si | Mn | P | S | Cr |
| 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 0-0.025 | 0-0.020 | 1.40-1.65 | |
Kuyang'anira Zinthu Zopangira
Zinthu zopangira zimakhala ngati waya. Choyamba, zinthu zopangira zimawunikidwa ndi oyang'anira ubwino kuti adziwe ngati zinthuzo zili bwino komanso ngati pali zinthu zina zolakwika. Kachiwiri, tsimikizirani kukula kwake ndikuwunikanso zikalata za zinthu zopangira.
Kuzizira Kwambiri
Makina oziziritsa mutu amadula utali wodziwika wa waya kukhala zingwe zozungulira. Pambuyo pake, magawo awiri a hemispherical a chingwe choziritsa mutu amapanga chingwecho kukhala chozungulira. Njira yopangira iyi imachitika kutentha kwa chipinda ndipo zinthu zowonjezera pang'ono zimagwiritsidwa ntchito kuonetsetsa kuti chitseko cha chingwecho chadzazidwa kwathunthu. Chingwe choziziritsa mutu chimachitika mofulumira kwambiri, ndi liwiro lapakati la mpira umodzi waukulu pa sekondi. Mipira yaying'ono imayendetsedwa pa liwiro la mipira iwiri kapena inayi pa sekondi.
Kuwala
Pa nthawiyi, zinthu zotsala zomwe zapangidwa mozungulira mpirawo zidzachotsedwa. Mipirayo imadutsana kangapo pakati pa mbale ziwiri zachitsulo zopota ndikuchotsa zinthu zochepa zomwe zatsala pamene zikugubuduzika.
Kutentha Chithandizo
Zigawozo ziyenera kutenthedwa pogwiritsa ntchito njira zozimitsira moto ndi zotenthetsera. Ng'anjo yozungulira imagwiritsidwa ntchito kuonetsetsa kuti ziwalo zonse zili ndi mikhalidwe yofanana. Pambuyo potenthetsera koyamba, ziwalozo zimamizidwa mu malo osungira mafuta. Kuziziritsa mwachangu kumeneku (kuzimitsa mafuta) kumapanga martensite, gawo lachitsulo lomwe limadziwika ndi kuuma kwambiri komanso mawonekedwe abwino owonongeka. Ntchito zotenthetsera zomwe zimachitika pambuyo pake zimachepetsanso kupsinjika kwamkati mpaka malire omaliza a kuuma kwa mabearings atakwaniritsidwa.
Kupera
Kupera kumachitika musanayambe komanso mutatha kutentha. Kupera (komwe kumadziwikanso kuti Hard Grinding) kumabweretsa mpira pafupi ndi zofunikira zake zomaliza.Mulingo wa mpira wachitsulo wolondolandi muyeso wa kulondola kwake konse; nambala ikachepa, mpirawo umakhala wolondola kwambiri. Kuchuluka kwa mpira kumaphatikizapo kulekerera kwa m'mimba mwake, kuzungulira (sphericity) ndi kukhwima kwa pamwamba komwe kumatchedwanso kuti kutha kwa pamwamba. Kupanga mipira molondola ndi ntchito ya batch. Kukula kwa malo kumatsimikiziridwa ndi kukula kwa makina omwe amagwiritsidwa ntchito popera ndi kulumikiza.
Kugundana
Kupalasa kumafanana ndi kugayidwa koma kumakhala ndi chiwopsezo chochepa kwambiri chochotsa zinthu. Kupalasa kumachitika pogwiritsa ntchito mbale ziwiri za phenolic ndi slurry yopyapyala kwambiri monga fumbi la diamondi. Njira yomaliza yopangirayi imawongolera kwambiri kukhwima kwa pamwamba. Kupalasa kumachitika chifukwa cha mipira yolondola kwambiri kapena yolondola kwambiri.
Kuyeretsa
Ntchito yoyeretsa imachotsa madzi onse oyeretsera ndi zinthu zotsalira zomwe zimasanduka zonyansa pakupanga. Makasitomala omwe amafunsa zofunikira zoyeretsera zolimba, monga zomwe zili m'magawo a zamagetsi, zamankhwala kapena mafakitale azakudya, angagwiritse ntchito njira zoyeretsera zapamwamba kwambiri za Hartford Technologies.
Kuyang'ana Kowoneka
Pambuyo pa njira yoyamba yopangira, mipira yonse yachitsulo yolondola imayesedwa kangapo kuti iwonetse bwino khalidwe lake. Kuwunika kowoneka bwino kumachitika kuti muwone ngati pali zolakwika monga dzimbiri kapena dothi.
Kuyeza Ma Roller
Kuyeza ma roller ndi njira yosankhira 100% yomwe imalekanitsa mipira yachitsulo yochepera kukula ndi yayikulu kwambiri. Chonde onani mipira yathu yosiyanakanema wokhudza njira yoyezera ma roller.
Kuwongolera Ubwino
Mipira yolondola iliyonse imayesedwa kuti iwonetsetse kuti pali zofunikira pakukula kwa dayamita, kuzungulira, komanso kukhwima kwa pamwamba. Panthawiyi, zinthu zina zofunika monga kuuma, ndi zofunikira zilizonse zowoneka zimayesedwanso.
