Pwm Core & Pwm Cavity: Qhov sib txawv thiab tsim kev txiav txim siab

Mar 04, 2026 Tso lus

Koj muaj peb nqe lus ntawm koj lub rooj. Cov nqi sib txawv los ntawm 30% lossis ntau dua. Cov specs zoo ib yam ntawm daim ntawv - tib steel, tib kab noj hniav suav, tib qhov chaw tiav. Qhov sib txawv yog nyob rau hauv kab noj hniav thiab core engineering kev txiav txim siab uas yuav tsis tshwm sim txog thaum tsim khoom.

 

Peb tau tsim kho kab noj hniav xyoo tas los rau 8-kab kab noj hniav pwm pwm. Tus neeg muag khoom thawj zaug tau laum cov cua txias ntawm qhov tsis sib xws ntawm cov kab noj hniav nto-8mm hauv qee qhov chaw, tshaj 15mm hauv lwm tus. Kub variation ua rau tsis sib xws. Qhov chaw los ntawm cov kab noj hniav sab hauv khiav luv luv thaum cov kab noj hniav sab nrauv overpacked. Cov neeg siv khoom siv kaum ib lub hlis kho cov txheej txheem ua ntej kuaj xyuas cov hlau.

 

Peb qhov kev tsim kho tau tuav tag nrho cov channel ntawm qhov sib npaug ntawm 10mm. Lub sij hawm voj voog poob los ntawm 18 vib nas this mus rau 12 vib nas this. Ntawm lawv 400-tuj xovxwm khiav ntawm $ 85 / teev, qhov txo qis 6-thib ob txuag $ 14,280 rau 100,000 qhov chaw. Qhov $ 35,000 rov tsim dua peev rov qab tau zoo hauv plaub lub hlis ntawm lawv qhov ntim txhua xyoo.

Precision engineering in mold core and cavity design affects long-term production costs.

 

Cooling Design txiav txim lub sij hawm voj voog
 

Txias tso nyiaj rau 60-80% ntawm koj lub sijhawm mus ncig. Thaum koj thov quotes, tej zaum koj yuav qhia cov khoom, nto tiav, kab noj hniav suav, thiab xav tau ntim. Dab tsi feem ntau RFQs tsis nug- thiab cov neeg muag khoom feem ntau tsis tuaj yeem pab dawb - yog li cas cov cua txias yuav raug xa mus los ntawm cov kab noj hniav.

 

Pa drilled channels khiav hauv cov kab ncaj. Lawv tsis tuaj yeem ua raws li qhov nyuaj geometry, yog li qee qhov chaw txias sai dua lwm qhov.Conformal cua txias channelua raws li cov kab noj hniav ntawm qhov sib xws, tab sis raug nqi ntau dua los tsim khoom.

 

Nov yog thaum conformal txias ua rau kev nkag siab:

Conformal cooling channels diagram vs conventional straight line cooling in injection molding cavity blocks

Ib feem nrog 18-thib ob lub sijhawm voj voog, khiav 500,000 txhua xyoo ntim ntawm $ 85 / teev xovxwm. Conformal txias txo lub voj voog mus rau 12 vib nas this.

  • Lub sij hawm xovxwm txhua xyoo txuag: 833 teev
  • Cov nyiaj khaws cia ntawm $ 85 / teev: $ 70,805 / xyoo
  • Conformal cooling nqi premium: kwv yees li $15,000-25,000

Cov peev nyiaj rov qab rau thawj xyoo. Rau kev khiav qis dua 100,000 qhov chaw, cov pa cua txias feem ntau ua rau muaj kev nkag siab ntau dua.

 

Peb hais ob qho kev xaiv thiab qhia koj tus lej rau koj cov ntim tshwj xeeb.

 

Steel Qib cuam tshuam lub cuab tam lub neej raws li cov khoom siv abrasive

 

Comparison of P20 vs S136 mold steel durability under abrasive glass-filled PBT material wear

 

Xyoo tas los, cov neeg siv khoom siv tsheb sib txuas tau teev tseg P20 steel rau qhov lawv tau npaj ua 200,000 txhua xyoo. Xav tau tshaj li kev kwv yees. Los ntawm lub hli yim ntawm xyoo ob, 30% iav - puv PBT lawv tau khiav tau hnav lub qhov rooj kab noj hniav dhau qhov kev zam.

 

Qhov kev xaiv tau dhau los ua rau - lub lim tiam kev tsim khoom sib txawv lossis tsim nyog rau tus xa khoom thaub qab nruab nrab - txoj haujlwm. Lawv poob ob lub sijhawm ua lag luam tshiab thaum lub sijhawm poob.

 

P20 nqi kwv yees li $8-12/kg. S136 nqi $25-35/kg. Rau cov kab noj hniav ib txwm xav tau 50kg ntawm cov hlau, cov khoom siv tus nqi sib txawv yog li ntawm $ 850-1,150.

 

S136 kav ntev li peb mus rau plaub zaug nyob rau hauv iav -cov tebchaw. Rau -lub lim tiam ntawm kev tsim khoom raug nqi ntau dua li kev hloov kho steel yuav muaj.

 

Rau cov khoom uas tsis yog- abrasive ntawm nruab nrab ntim, P20 yog zoo. Peb spec li cas daim ntawv thov yuav tsum tau.

 

Multi-Cavity Fill Balance

 

Geometrically symmetrical runner layouts yuav tsum sau tag nrho cov kab noj hniav zoo ib yam. Lawv tsis ua. Shear cua sov raws cov phab ntsa khiav tsim cov kub gradients uas ncaj qha cov khoom kub mus rau hauv cov kab noj hniav.

 

Moldflow simulation showing cavity-to-cavity weight variation and shear heating in multi-cavity runner systems

 

Peb khiavMoldflowntawm 8- kab noj hniav txuas pwm lub quarter dhau los. Tus neeg siv khoom yav dhau los tau hais txog qhov sib npaug ntawm qhov sib npaug. Kev simulation pom 12% kab noj hniav- rau-kab noj hniav qhov hnyav variation ua ntej steel raug txiav.

 

Peb txiav cov neeg khiav tawm raws li cov ntaub ntawv simulation. Cov khoom hnyav sib txawv tuaj nyob hauv qab 3%.

 

Txhuamulti-kab kab noj hniavpeb tsim ntau dua 4 kab noj hniav suav nrog Moldflow tsom xam raws li ib feem ntawm pob ntawv hais tawm -tsis yog qhov ntxiv- ntawm tus nqi engineering. Nrhiav qhov tsis txaus siab tom qab T1 piv txwv cov nqi rov ua haujlwm. Nrhiav nws hauv simulation tsis muaj nqi dab tsi.

 

Core Shift hauv Nyias -Cov Ntawv Thov Phab Ntsa

 

Nyob rau nyias -phab ntsa qhov chaw- kho mob vials, cwj mem chim, ntim cov ntawv ntxig- tsis sib npaug txhaj tshuaj tuaj yeem cuam tshuam cov tub ntxhais thaum lub sijhawm sau. Qhov tshwm sim yog phab ntsa thickness variation uas tej zaum yuav tsis tshwm sim kom txog thaum qhov chaw tsis xau kuaj.

 

Peb tsim cov cores rau cov ntawv thov no nrog cov kev txhawb nqa loj rau qhov xav tau deflection load. Qhov no ntxiv 3-5 hnub rau theem tsim tab sis tiv thaiv cov teeb meem uas nto kaum yim hli rau hauv kev tsim khoom thaum cores pib tawg.

Gate Location Economics

 

Hom rooj vagcuam ​​tshuam ob feem nqi thiab tshuaj pleev ib ce. Ntug rooj vag yog pheej yig tshaj rau tshuab thiab yooj yim hloov kho. Submarine rooj vag pib- trim thaum lub sij hawm ejection tab sis raug nqi ntau dua los txiav thiab tswj.Kub khiav systemstshem tawm cov neeg khiav tawm tag nrho tab sis ntxiv $ 8,000-15,000 rau tus nqi cuab yeej.

 

Ib tus neeg siv khoom siv hluav taws xob tuaj rau peb khiav 4-cov cuab yeej kab noj hniav nrog cov neeg khiav txias. Lawv qhov ntim txhua xyoo yog 1.2 lab qhov chaw. Khiav cov seem tau khiav 15% ntawm qhov hnyav-cov khoom uas lawv tau them rau thiab pov tseg.

 

Kub khiav hloov dua siab tshiab raug nqi $12,000. Ntawm lawv cov nqi resin ntawm $ 3.20 / kg, cov khoom khaws cia them rov qab cov peev hauv kaum plaub lub hlis. Rau lawv tsib- xyoo tsim lub qab ntug, qhov kev hloov pauv txuag kwv yees li $ 38,000 hauv cov khoom siv ib leeg, tsis suav cov sij hawm luv luv los ntawm kev tshem tawm cov khiav txias.

 

Rau qhov ntim qis lossis qhov chaw uas lub rooj vag vestige tsis muaj teeb meem, cov neeg khiav dej txias ua rau kev nkag siab. Peb spec dab tsi haum koj kev lag luam.

Ejection System Design

 

Cov khoom uas lo rau hauv pwm qeeb koj lub voj voog thiab tuaj yeem ua rau lub cuab yeej puas. Ejection system tsim nyob ntawm ib feem geometry, lub kaum sab xis, thiab qhov zoo nkauj.

 

Txheem ejector pins ua haujlwm rau feem ntau daim ntawv thov. Hniav ejectors faib quab yuam hla cov phab ntsa nyias uas yuav deform nyob rau hauv tus pin siab. Stripper daim hlau nqa qhov sib npaug ntawm qhov sib sib zog nqus -kos cores. Cua poppets ntxiv txhua yam ejection rau qhov chaw nrog lub tshuab nqus tsev xauv.

 

Peb muaj cov neeg siv khoom ntim ntim cov hau nrog lub ntsej muag zoo nkauj sab hauv. Lawv cov cuab yeej qub siv tus qauv pins, thiab cov khoom tau dai rau ntawm ejection. Ntxiv plaub lub cua poppets kom tawg lub tshuab nqus tsev txo qis daig-ib feem tsis lees paub los ntawm 2.3% mus rau qis dua 0.1%.

Mold ejection system components including ejector pins, blade ejectors, and air poppets for deep-draw cores

 

Kev hloov pauv huab cua poppet raug nqi $ 1,800. Ntawm lawv qhov kev tsis lees paub tus nqi kwv yees li $ 0.08 / ib feem thiab 800,000 ib xyoos ib zaug, qhov nyiaj rov qab tau qis dua plaub lub hlis.

 

Draft Angles thiab Surface Finish

 

Kev sib raug zoo ntawm lub kaum sab xis ntawm lub kaum sab xis thiab qhov chaw tiav yog ncaj nraim: cov ntaub ntawv textured xav tau ntau cov qauv kom tso tawm kom huv.

 

SPI-A polished nto (daim iav tiav) tuaj yeem khiav nrog 0.5℃cua ntsawj ntshab. SPI-D textured nto feem ntau xav tau 3℃lossis ntau dua, nyob ntawm qhov tob ntawm kev ntxhib los mos. Cov qauv tsis txaus ntawm cov kab noj hniav uas muaj cov kab noj hniav ua rau cov cim thiab cov khoom daig.

 

Ib tus neeg siv khoom hauv tsev tau xa peb cov ntaub ntawv ib feem nrog 1℃daim ntawv teev npe ntawm txhua qhov chaw. Tus tsim hu ua lub teeb kev ntxhib los mos ntawm sab nrauv. Peb tau teeb tsa qhov no hauv DFM tshuaj xyuas- qhov kev sib xyaw ua ke / cov ntaub ntawv yuav ua rau muaj teeb meem tso tawm.

 

Kev hloov kho rau 2.5℃cov qauv ntawm cov ntaub ntawv ua ntej txiav steel tsis muaj nqi dab tsi. Tshawb nrhiav qhov teeb meem tom qab ua tiav cov cuab yeej yuav tsum tau txiav cov kab noj hniav- kwv yees li $4,000-6,000 hauv kev hloov kho tus nqi ntxiv rau ob lub lis piam ncua.

 

Peb khiav DFM tshuaj xyuas ntawm txhua qhov project ua ntej hais. Nws yog qhov nrawm dua los kho geometry hauv CAD dua li cov hlau tawv.

 

Dab tsi Ships Nrog Pwm

 

Peb tau pom cov pwm tuaj txog los ntawm lwm tus neeg xa khoom nrog rau ib daim ntawv qhia - nplooj ntawv thiab tsis muaj dab tsi ntxiv. Tsis muaj kev kos duab, tsis muaj ntaub ntawv pov thawj, tsis muaj cov ntaub ntawv txheej txheem. Thaum muaj ib yam dab tsi tsis ncaj ncees lawm-thiab thaum kawg ib yam dab tsi ib txwm mus tsis ncaj ncees lawm- tsis muaj lub hauv paus los kuaj xyuas.

Ib qho pwm los ntawm peb qhov chaw nkoj nrog:

 

haiv neeg 3D CAD rau txhua qhov khoom, 2D kev soj ntsuam cov duab kos nrog GD&T, cov ntaub ntawv pov thawj rau tag nrho cov hlau, cov ntaub ntawv kho cua sov kom paub meej tias hardness, T1 thiab T2 seem qhia, validated txheej txheem tsis, lub qhov rooj kaw cov ntaub ntawv kawm, txias tshuav nyiaj li cas pov thawj, pom zoo PM intervals, spare qhov chaw teev nrog txhuas lub sij hawm.

Cov ntaub ntawv no tshwm sim vim tias pwm xav tau kev pab cuam dhau lawv lub neej ntau lawm.

 

Injection mold quotation process including DFM analysis, steel grade selection, and cooling strategy proposal

Yog tias koj Sib piv Quotes

 

Xa peb koj cov ntaub ntawv ib feem thiab ntim qhov projection. Hauv 48 teev, peb yuav xa rov qab:

 

DFM tsom xam txheeb xyuas cov kev txhawj xeeb geometry

Kev pom zoo qib steel nrog cov laj thawj

Cov tswv yim txias txias nrog kev kwv yees lub sij hawm voj voog

Cov ntaub ntawv pov thawj tau tawg los ntawm cov khoom siv

 

Daim foos yog nyob ntawm abismould.com/quote. Los yog email rau engineering@abismould.com ncaj qha.

 

 

* ABIS Mould Technology Co., Ltd. tau ua haujlwm los ntawm Shenzhen txij li xyoo 1996. Peb lub chaw 12,000㎡ khiav txhaj tshuaj presses los ntawm 80T txog 1600T rau cov cuab yeej siv tau. Kwv yees li 60% ntawm peb cov pwm xa mus rau North American thiab European cov neeg siv khoom hauv tsheb, kho mob, thiab cov khoom siv hluav taws xob.*