Premold precision molds txhais rau cov cuab yeej siv tshuaj kawg, tsim los ntawm kev kho tshuaj ntau uas tsim ua ua ntej thaum siv plastic injection molding. Qhov yooj yim, qhov tsim, thiab qhov tsim kho ntawm cov molds no yog qhov tseem ceeb tshaj plaws nyob hauv kev txiav txim siab txog qhov phem, kev yooj yim, thiab qhov muag tshuj xeeb ntawm qhov kev tsim kho tag nrho. Kev tsim premold precision mold yog ib qhov kev tsim kho kom meej meej uas sib cuam tshuam nrog kev tsim ntau, siv khoom zoo, thiab kev siv tshuaj tshaj tshuaj. Nws pib nrog cov software CAD/CAE tshaj tshuaj rau kev tsim thiab simulation flow, txhawj xeeb rau kev daws teeb meem rau kev pib kho, kev sov zoo, thiab kev tshem tawm cov khoom, vim li no tuaj yeem pom thiab tiv thaiv cov teeb meem uas yuav tshwm sim. Lub mold base thiab cavities feem ntau yog tsim los ntawm cov steel mold zoo (xws li 420 stainless steel loss H13 tool steel) kom thiaj li tiv tauj kev puag ncig thiab kev ruaj ntseg ntawm cov plastics thiab kev ntxig ntau. Lub tshuab machining siv CNC milling tshaj tshuaj, EDM (Electrical Discharge Machining) rau cov ntsiab lus tseem ceeb, thiab grinding kom muaj qhov sib txawv zoo ib micron thiab cov surface finish tshwj xeeb nyob rau hauv lub cavity walls. Cov ntsiab lus xws li ejector pins, leader pins, thiab bushings yog xaiv los ntawm cov khoom tiv thaiv kev puag ncig thiab tsim los ntawm cov standard zoo ib yam kom muaj kev nyob zoo thiab kev nyob ntev. Cooling channels yog tsim thiab tsim tshiab kom muaj kev tso tawm hluv zoo ib yam, uas yog tseem ceeb rau kev tswj cycle times thiab kom tsawg dua kev warpage ntawm cov khoom. Txij li cas los, premold precision molds feem ntau muaj cov ntsiab lus tseem ceeb xws li slides, lifters, thiab unscrewing mechanisms kom tsim cov khoom nrog undercuts thiab cov geometry tseem ceeb. Lub voj voog tshaj tshuaj tshaj tshuaj yog kev sampling process uas cov khoom pib yog tsim, muab ntu, thiab muab siv los daws teeb meem ob qhov mold thiab molding parameters. Keem nrog ib qhov premold precision mold zoo los ntawm ib tus manufacturer tseem ceeb yog ib qhov kev txiav txim zoo uas yuav muab kev pab ntau saum npaum zaus ntawm kev tsis mob, qhov yooj yim zoo ib yam saum npaum zaus ntawm cycles, thiab qhov muag tshuj xeeb tsawg dua.
Peb lub neej koom hauj khwv loj tuaj yeem pab koj thaum twg los.