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Ukuphoswa kwentsimbi eNcinci, iiNsimbi eziNgwevu, iiNtsimbi zeNsimbi

Uyilo lweSand Core kwi-Shell Mold Casting kunye neSand Casting

Uyilo olungundoqo lwesanti luyinkalo ebalulekileyo yenkqubo yokuphosa kwiziseko, apho iimilo eziyinkimbinkimbi kunye nemingxuma yangaphakathi yenziwa kwiindawo zetsimbi. Ukuqonda iintlobo ezahlukeneyo zeentsimbi zesanti, imigaqo yokumisela, ukulungiswa kwazo kunye nokubeka indawo kubalulekile ekuveliseni i-castings ephezulu.

 

Iindidi zeSand Cores

Iindidi zesanti ziza kwiindidi ezahlukeneyo, nganye isebenzela injongo ethile kwinkqubo yokuphosa:

1.Ezomileyo Sand Cores: Ezi zenziwe ngesanti edityaniswe nentlaka kwaye zibhakwe ukuphucula amandla. Zisetyenziselwa iimilo ezintsonkothileyo kunye nemingxuma yangaphakathi apho kufuneka ukuchaneka okuphezulu komgangatho.

2.Iintsimbi zeSanti eziHlaza: Ezi zenziwe kwisanti emanzi kwaye ziqhele ukusetyenziswa kwizicelo ezilula apho amandla aphezulu ayimfuneko.

3.I-oyile Sand Cores: Ezi zidibaniswe neoli kwaye zinika i-collapsibility engcono kuneengqungquthela zesanti ezomileyo, ezizenza zibe zilungele izicelo apho ukususwa lula kwengundoqo kuyimfuneko.

4.Iibhokisi ezibandayo zeBhokisi: Ezi zenziwa ngokusebenzisa isibophelelo esiqina kwiqondo lobushushu begumbi, ukunika ibhalansi phakathi kwamandla kunye nokulula ukususa.

5.I-Shell Cores: Ezi zidalwa kusetyenziswa isanti eqatywe intlaka efudunyezwayo yenze iqokobhe. Babonelela ngokugqwesileyo komphezulu kunye nokuchaneka komda.

 

Imigaqo-siseko esisiseko yeSand Core Setting

Ukuseta iintsimbi zesanti ngokuchanekileyo kubalulekile kumgangatho wokusalwa kokugqibela. Imigaqo esisiseko ibandakanya:

1.Ulungelelwaniso: I-cores kufuneka ihambelane ngokuchanekileyo kunye ne-mold ukuqinisekisa ukuba imilinganiselo yokugqibela yokuphosa ichanekile. Ukungahambi kakuhle kunokukhokelela kwiziphene ezifana nokungahambi kakuhle kunye nokutshintsha.

2.Uzinzo: Iinqununu kufuneka zizinzile ngaphakathi kwesikhunta ukuphepha ukunyakaza ngexesha lokuthulula, okunokubangela ukuphosa iziphene.

3.Ukungenisa umoya: Ukungenisa umoya okufanelekileyo kufuneka kubonelelwe ukuvumela iigesi ukuba zibaleke ngexesha lenkqubo yokugalela, ukuthintela i-porosity yegesi ekugxothweni kokugqibela.

4.Inkxaso: Izakhiwo zenkxaso ezaneleyo kufuneka zibe kwindawo yokubamba i-cores kwindawo, ngokukodwa kwi-molds eyinkimbinkimbi apho kusetyenziswa iinqununu ezininzi.

Sand Core
iintsimbi zesanti ziyadibana

Ukulungiswa kunye nokuBekwa kweMigodi yeSand

Ukulungiswa kunye nokubekwa kweentsimbi zesanti kufezekiswa ngeendlela ezahlukeneyo zokuqinisekisa ukuba zihlala zisendaweni ngexesha lenkqubo yokuphosa:

1.Iiprinta ezingundoqo: Ezi ngezandiso zomgodi wokungunda obambe undoqo kwindawo. Banikezela ngeendlela zomatshini zokulungisa ingundoqo kunye nokuqinisekisa ukulungelelaniswa.

2.IiChaplets: Ezi zixhasi ezincinci zetsimbi ezibamba undoqo kwindawo. Ziyilelwe ukuba zidibanise nentsimbi etyhidiweyo, zibe yinxalenye yokuphosa kokugqibela.

3.Iibhokisi ezingundoqo: Ezi zisetyenziselwa ukwenza iinqununu zesanti kwaye ziqinisekise ukuba zihambelana ngokugqibeleleyo ngaphakathi kwesikhunta. Uyilo lwebhokisi eliphambili kufuneka liphendule ngokuncipha kunye nokwandiswa kwesanti.

 

I-Negative Cores

Iinqununu ezingalunganga, okanye i-core negatives, zisetyenziselwa ukudala i-undercuts okanye iimpawu zangaphakathi ezingenakwenziwa ngeentsimbi eziqhelekileyo. Ngokuqhelekileyo zenziwe nge-wax okanye ezinye izinto ezinokususwa emva kwenkqubo yokuphosa. Uyilo lwee-cores ezimbi lufuna ukuqwalaselwa ngenyameko ukuqinisekisa ukuba banokususwa ngokulula ngaphandle kokonakalisa ukuphosa.

 

Ukukhupha umoya, iNdibano, kunye ne-Pre-Assembly of Sand Cores

1.Ukungenisa umoya: Ukungenisa umoya okufanelekileyo kubalulekile ukuvumela iigesi ezenziwe ngexesha lokugalela ukuba zibaleke. I-Vents ingenziwa ngaphakathi kwi-core okanye yongezwe njengamacandelo ahlukeneyo. Ukungangeni komoya ngokwaneleyo kunokukhokelela kwi-porosity yerhasi kunye nezinye iziphene zokuphosa.

2.INdibano: Kwimibumbo entsonkothileyo, ii-cores ezininzi zinokudinga ukudityaniswa ukwenza imilo yokugqibela. Oku kufuna ulungelelwaniso oluchanekileyo kunye nokulungiswa ukuqinisekisa ukuba ii-cores zihambelana ngokuchanekileyo. Iijigi zeNdibano kunye nezixhobo zihlala zisetyenziselwa ukunceda kule nkqubo.

3.Indibano yangaphambili: Ukuhlanganiswa kwangaphambili kwee-cores ngaphandle kwesikhunta kunokuphucula ukuchaneka kunye nokunciphisa ixesha lokucwangcisa. Oku kubandakanya ukudibanisa ii-cores zibe yiyunithi enye ngaphambi kokuba zibekwe kumgodi wokungunda. I-pre-assembly iluncedo ngokukodwa kwii-cores ezinkulu okanye eziyinkimbinkimbi ekunzima ukuzibamba ngabanye.

 


Ixesha lokuposa: Oct-31-2024