Shijiazhuang Donghuan intsimbi ethambileyo yokugalela inkqubo yokugalela isanti

Namhlanje, ndizakusa e-Donghuan Malleable Iron Casting Co., Ltd. Masifunde malunga nenkqubo yokugalela isanti egqunyiweyo.

I.Ulwazi kunye nokuqonda isanti egqunyiweyo

1. Iimpawu zesanti egqunyiweyo

Inokusebenza okufanelekileyo kwamandla;i-fluidity enhle, i-molds yesanti elungiselelwe kunye ne-sand cores ine-contours ecacileyo kunye nezakhiwo ezixineneyo, ezinokuvelisa iinqununu zesanti ezinzima;iimbumba zesanti (ii-cores) zinomgangatho omhle womphezulu, kwaye uburhabaxa bendawo bunokufikelela ku-Ra = 6.3 ~ 12.5μm, Ukuchaneka kwe-dimensional kunokufikelela kwinqanaba le-CT7~CT9;i-collapsibility ilungile, kwaye ukuphosa kulula ukucoceka.

2. Ubungakanani besicelo

Isanti egqunyiweyo ingasetyenziselwa ukwenza izingundo kunye neentsimbi zesanti.Iimbumba okanye iinqununu zesanti edibeneyo zingasetyenziselwa kunye nomnye okanye kunye nezinye iimbumba zesanti (ii-cores);ayinakusetyenziselwa ukuphosa ubunzima besinyithi okanye ukuphosa uxinzelelo oluphantsi, kodwa ingasetyenziselwa ukuphosa ngentsimbi efakwe isanti kunye ne-thermal centrifugal casting;ayinakusetyenziselwa kuphela ukuveliswa kwentsimbi kunye ne-non-ferrous alloy castings, kodwa kunye nokuveliswa kweentsimbi zensimbi.

II.Ukulungiswa kwesanti egqunyiweyo

1. Ukuqulunqwa kwesanti egqunyiweyo

Ngokuqhelekileyo yenziwe ngezinto eziphikisayo, izibophelelo, ii-agent zokunyanga, izithambiso kunye nezongezo ezikhethekileyo.

2. Inkqubo yokuvelisa isanti egqunyiweyo

Inkqubo yokulungiselela isanti egqunyiweyo ikakhulu ibandakanya ukugquma okubandayo, ukugquma okushushu, kunye nokwaleka kwe-thermal.Okwangoku, phantse yonke imveliso yesanti egqunyiweyo ithatha indlela yokwambathisa eshushu.

3. Iintlobo zemveliso eziphambili zesanti ezigqunyiweyo

(1) Isanti eqhelekileyo egqunywe yintlabathi egqunywe ngokwesithethe

(2) Amandla aphezulu kunye nesanti egqunywe ngegesi ephantsi

Iimpawu: amandla aphezulu, ukwanda okuphantsi, igesi ephantsi, igesi ecothayo, i-anti-oxidation

(3) Ukumelana nobushushu obuphezulu (uhlobo) isanti egqunyiweyo (uhlobo lwe-ND)

Iimpawu: ukumelana nobushushu obuphezulu, amandla aphezulu, ukwanda okuphantsi, irhasi ephantsi, irhasi ecothayo, kulula ukuwa, i-anti-oxidation

(4) Isanti egutyungelwe lula

Inamandla alungileyo kunye nokusebenza okuncomekayo kokuwa kweqondo lobushushu eliphantsi, elilungele ukuveliswa kweentsimbi ezingenayo intsimbi.

(5) Ezinye iimfuno ezizodwa ezigqunywe isanti.

III.Inkqubo ephambili yokwenza i-core kunye nesanti edibeneyo

Ubushushu bokufudumala yi-200-300℃, ixesha lokunyanga liyi-30-150s, kunye noxinzelelo lokudubula kwesanti ngu-0.15-0.60MPa.Kwiindawo zesanti ezinemilo elula kunye nesanti egqunywe nge-fluidity elungileyo, uxinzelelo olusezantsi lokudubula lunokukhethwa.Kwimibhobho yesanti encinci, ubushushu obuphantsi bokufudumeza bunokukhethwa.Xa ubushushu bokufudumala buphantsi, ixesha lokunyanga linokwandiswa ngokufanelekileyo.Intlaka esetyenziswa kwisanti egqunyiweyo yiphenolic resin.Iinzuzo zenkqubo yokwenza i-core: ukusebenza kwamandla afanelekileyo;ukumanzi kakuhle;umgangatho omhle womphezulu wesiseko sesanti (Ra = 6.3-12.5μm);ukuxhathisa okuqinileyo komswakama wesiseko sesanti;ukubola okulungileyo kunye nokucocwa lula kwee-castings.

1. Ubushushu (umngundo).

Iqondo lobushushu lokungunda yenye yezinto eziphambili ezichaphazela ubungqingqwa kunye nokomelela kweqokobhe leqokobhe, elilawulwa ngokubanzi kwi-220~260℃

2. Uxinzelelo lokudubula kwesanti kunye nexesha

Ixesha lokudubula kwesanti lilawulwa ngokubanzi ngo-3~10s.Ukuba ixesha lifutshane kakhulu, isikhunta sesanti (ingundoqo) asikwazi ukubunjwa.Uxinzelelo lokudubula kwesanti ngokubanzi malunga ne-0.6MPa;xa uxinzelelo luphantsi kakhulu, kulula ukubangela ukudubula okunganeleyo okanye ukukhululeka.Ixesha lokuqina: Ubude bexesha lokuqina luxhomekeke ubukhulu becala lokungunda kwesanti (undoqo) kunye nobushushu bomngundo, ngokubanzi malunga ne-60-120s.

Okwangoku, iimveliso zethu eziphambili zizifakelo zentsimbi ezithambileyo, iityhubhu, iziqhagamshelo zesakhelo, ukudityaniswa kwethumbu lomoya, ibholiti ephindwe kabini, ibholiti enye, ukudityaniswa kwecamlock, ukudityaniswa okukhawulezileyo, umzimba we-conduit, iingono ze-KC, i-hose menders kunye namakhulu angaphezulu. iimveliso ukuba ukhethe.Wamkelekile kwi-Donghuan Malleable Iron casting xa unemibuzo, siya kunyaniseka kwinkonzo yakho.


Ixesha lokuposa: Dec-22-2021