Txhua pawg
EN

Tsev>Xov Xwm>Kev lag luam xov xwm

Kub Khoom

  • AB-51 ~ 53
  • AB-460 ~ 463

hu rau peb

CHAW NYOB:No. 89, Yezhang Txoj Kev, Wuqiao Zej Zog, Nroog Zhuanghang, Fengxian Ib Cheeb Tsam

TEL:021-57407335

E-XA:[email tiv thaiv]

Tuag tsim thiab tuag casting txheej txheem ntawm zinc alloy tuag casting

Sijhawm: 2020-12-17 Ntaus: 278

Geometric tsim rau saum npoo zoo tswj ntawm zinc alloy tuag castings

 

Hauv kev tsim cov zinc alloy casting geometry, kom deb li deb tau kom tsis txhob dig muag qhov tob concave thiab lwm yam qauv, yog li ntawd, nyob rau hauv tus tsim ib feem, tsis cuam tshuam rau cov tsos thiab kev siv ntawm ib feem, cov txheej txheem dej lub qhov yooj yim tov, roj. Nyob rau hauv txoj kev no, cov tshuaj plating tuaj yeem ua tau zoo plated thiab cov pa phem tuaj yeem txo.

 

Tuag tsim thiab tuag casting txheej txheem ntawm zinc alloy tuag casting

 

Qhov saum npoo ntawm zinc alloy tuag casting yog tuab txheej nrog tuab txog 0.1 hli, thiab sab hauv yog cov qauv ntxeem tau. Nyob rau hauv tus txheej txheem ntawm tuag tsim thiab tuag casting, nto ntawm workpiece yuav tsum du kom deb li deb li sai tau, thiab lub casting tsis xws luag xws li cov kab nrib pleb, blowholes, txias khoob, burr thiab burr yuav tsum tau txo.

 

Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tau ua kom muaj kev tu txhua yam. Nyob rau lub sijhawm no, qhov saum npoo ntawm cov txheej tuab yuav tsum raug zam, kom tsis txhob nthuav tawm cov ntxeem tau matrix, ua rau muaj teeb meem hauv electroplating thiab cuam tshuam rau qhov zoo ntawm electroplating. Tus neeg sawv cev tso tawm feem ntau yog siv zinc alloy tuag casting. Kev saib xyuas yuav tsum tau them rau kev siv tus neeg sawv cev tso tawm thiab demoulding.

 

Cov khoom siv ntawm zinc alloy tuag castings

 

Cov khoom siv zinc alloy feem ntau yog: 2znal43, 2znal41, 2znal40.5, 2znal4, feem ntau siv hom znal925 thiab znal903, tab sis znal903 zoo dua znal925.

 

Tsis tas li ntawd, ib feem ntawm cov khoom xa rov qab yog feem ntau siv hauv kev tuag casting, qhov kev faib ua feem yuav tsum tau tswj ntawm 15%, nyiam dua tsis pub tshaj 20%. Vim tias nws yooj yim rau doped nrog lwm yam khoom (xws li silicon), adhesion ntawm txheej yog cuam tshuam. Rau cov castings nrog ntau lub tswv yim, nws yog qhov zoo dua los siv hydrofluoric acid rau kev kho mob thaum lub sij hawm electroplating.

 

Kev tshuaj xyuas dawb ntawm zinc alloy tuag castings ua ntej electroplating

 

(1) Cov tsos mob: xyuas seb puas muaj cov kab nrib pleb, qhov txhab, khawb, qhov thiab lwm yam tsis xws luag ntawm qhov khoob. Txhawm rau txiav txim siab qhov twg ntawm cov teeb meem no, yog tias lawv tuaj yeem raug tshem tawm los ntawm kev siv tshuab (polishing, polishing, thiab lwm yam), cov txheej txheem sib tsoo tuaj yeem nce ntxiv.

 

(2) Kev tshuaj xyuas cov khoom: xyuas qib ntawm zinc alloy, nkag siab txog qhov sib faib ntawm cov ntaub ntawv xa rov qab, xyuas qhov zoo ntawm qhov tuag casting qhov chaw, muab cov khoom tso rau hauv qhov cub ntawm 100 ~ 110. rau 30min, thiab xyuas seb qhov saum npoo yog protruding.

 


Pawg kub

TIV TAUJ PEB