1. Pwm qhib kev taw qhia thiab kev faib kab
Thaum pib ntawm kev tsim ntawm txhua qhov kev txhaj tshuaj molding cov khoom, nws cov pwm qhib kev taw qhia thiab cov kab sib faib yuav tsum tau txiav txim siab ua ntej kom ntseeg tau tias cov tub ntxhais-rub slider mechanism raug txo qis thiab kev cuam tshuam ntawm cov kab sib cais ntawm qhov zoo li raug tshem tawm.
1. Tom qab cov pwm qhib kev taw qhia tau txiav txim siab, cov khoom lag luam ribs, buckles, protrusions thiab lwm yam qauv tsim los ua raws li cov pwm qhib kev taw qhia kom ntau li ntau tau, kom tsis txhob muaj cov tub ntxhais rub thiab txo cov kab stitching, thiab ua kom lub neej ntev. ntawm pwm.
2. Tom qab cov pwm qhib kev taw qhia tau txiav txim siab, ib txoj kab uas tsim nyog tuaj yeem raug xaiv kom tsis txhob muaj kev cuam tshuam hauv cov pwm qhib kev coj ua kom zoo dua qub thiab ua haujlwm zoo.
Qhov thib ob, qhov cua ntsawj ntshab
1. Tsim nyog demoulding txoj kab nqes tuaj yeem zam cov khoom rub tawm (khoom khib nyiab). Qhov demoulding txoj kab nqes ntawm qhov chaw du yuav tsum siab dua lossis sib npaug ntawm 0.5 degrees, qhov saum npoo ntawm cov xuab zeb zoo (xuab zeb nto) yuav tsum siab tshaj 1 degree, thiab qhov saum npoo ntawm cov nplej ntxhib yuav tsum ntau dua. tshaj 1.5 degrees.
2. Kev demoulding txoj kab nqes kom zoo tuaj yeem zam cov khoom lag luam sab saum toj puas, xws li sab saum toj whitening, sab saum toj deformation, thiab sab saum toj tawg.
3. Thaum tsim cov khoom siv nrog cov kab noj hniav sib sib zog nqus, txoj kab nqes ntawm sab nrauv yuav tsum siab dua qhov nqes hav ntawm sab hauv kom ntau li ntau tau, txhawm rau xyuas kom meej tias cov pwm tseem ceeb tsis sib txawv thaum lub sij hawm txhaj tshuaj molding, tau txais cov khoom zoo sib xws. phab ntsa thickness, thiab xyuas kom meej cov khoom muaj zog ntawm cov khoom qhib.
3. Khoom phab ntsa thickness
1. Txhua yam ntawm cov yas muaj qee yam ntawm phab ntsa tuab, feem ntau 0.5 ~ 4mm, thaum phab ntsa thickness tshaj 4 hli, nws yuav ua rau lub sij hawm txias heev, shrinkage printing thiab lwm yam teeb meem, koj yuav tsum xav txog kev hloov. cov khoom tsim.
2. Lub thickness ntawm phab ntsa tsis sib xws yuav ua rau deg shrinkage.
3. Cov phab ntsa tuab tsis sib xws yuav ua rau lub qhov hws thiab cov cim vuam.
4. Ribs
1. Tsim nyog daim ntawv thov ntawm cov tav tuaj yeem ua rau cov khoom rigidity thiab txo deformation.
2. Lub thickness ntawm lub reinforcing rib yuav tsum tsawg dua los yog sib npaug rau (0.5-0.7) T khoom phab ntsa thickness, txwv tsis pub cov nto yuav shrinkage.
3. Txoj kab nqes ib sab ntawm tus tav yuav tsum siab tshaj 1.5 degree kom tsis txhob muaj kev puas tsuaj rau sab saum toj.
5. Cov
1. Yog tias cov fillet me me dhau, nws yuav ua rau muaj kev ntxhov siab ntawm cov khoom, uas ua rau tawg ntawm cov khoom.
2. Yog hais tias lub fillet me dhau, nws yuav ua rau muaj kev ntxhov siab nyob rau hauv cov pwm kab noj hniav, uas ua rau tawg ntawm kab noj hniav.
3. Kev teeb tsa lub kaum sab xis tsim nyog kuj tuaj yeem txhim kho cov txheej txheem ntawm cov pwm. Piv txwv li, cov kab noj hniav tuaj yeem ncaj qha milled nrog R cutter kom tsis txhob muaj kev siv hluav taws xob tsawg.
4. Cov kab sib txawv sib txawv tuaj yeem ua rau kev txav ntawm txoj kab sib cais, thiab cov kab sib txawv sib txawv lossis cov fab ntshiab yuav tsum raug xaiv raws li qhov xwm txheej tiag tiag.
6, qhov
1. Cov duab ntawm lub qhov yuav tsum yooj yim li sai tau, feem ntau puag ncig.
2. Cov kev taw qhia axial ntawm lub qhov yog ua raws li cov pwm qhib kev taw qhia, uas tuaj yeem zam cov tub ntxhais rub tawm.
3. Thaum qhov sib piv qhov ntev-rau-ntev ntawm lub qhov yog ntau dua 2, qhov demoulding txoj kab nqes yuav tsum tau teem. Lub sijhawm no, txoj kab uas hla ntawm lub qhov yuav tsum tau xam raws li qhov me me txoj kab uas hla (qhov siab tshaj plaws lub cev loj).
4. Qhov ntev-rau-inch piv ntawm qhov muag tsis pom qhov feem ntau tsis tshaj 4. Anti-qhov koob punching
5. Qhov kev ncua deb ntawm lub qhov thiab cov ntug ntawm cov khoom yog feem ntau loj dua lub qhov loj.
7. Core rub, slider mechanism thiab zam kev txhaj tshuaj pwm
1. Thaum cov yas tsis tuaj yeem demoulded smoothly raws li cov pwm qhib kev taw qhia, ib tug tseem ceeb-rub slider mechanism yuav tsum tau tsim. Lub slider ntawm cov tub ntxhais-rub cov txheej txheem tuaj yeem tsim cov khoom lag luam nyuaj, tab sis nws yog ib qho yooj yim los ua qhov tsis xws luag xws li stitching kab thiab shrinkage ntawm cov khoom, thiab nce tus nqi ntawm cov pwm thiab ua rau lub neej ntawm pwm.
2. Thaum tsim cov khoom txhaj tshuaj molding, yog tias tsis muaj qhov tshwj xeeb yuav tsum tau ua, sim kom tsis txhob muaj cov txheej txheem rub tawm. Piv txwv li, cov kev taw qhia ntawm axial kev taw qhia ntawm lub qhov thiab cov kev taw qhia ntawm cov tav yog hloov mus rau cov kev taw qhia ntawm lub pwm qhib, thiab txoj kev xws li xuas nrig ntaus los ntawm cov kab noj hniav core.
8. Integrated pob khawm
1. Siv lub toughness ntawm PP khoom, lub pob khawm tuaj yeem tsim los ua ke nrog cov khoom.
2. Qhov luaj li cas ntawm cov yeeb yaj kiab uas siv los ua pob khawm yuav tsum tsawg dua 0.5mm thiab khaws cia zoo ib yam,
3. Thaum txhaj cov pob khawm sib xyaw, lub rooj vag tsuas tuaj yeem tsim los ntawm ib sab ntawm pob khawm.
9. Ntxig
1. Kev ntxig ntxig rau hauv cov khoom siv tshuaj molding tuaj yeem ua rau lub zog hauv zos, hardness, qhov tseeb qhov tseeb thiab teeb me me threaded qhov (shafts) kom tau raws li ntau yam kev xav tau tshwj xeeb. Nyob rau tib lub sijhawm, nws yuav ua rau cov khoom lag luam nce ntxiv.
2. Cov ntxig feem ntau yog tooj liab, tab sis nws tuaj yeem yog lwm yam hlau lossis yas.
3. Ib feem ntawm qhov ntxig ntxig rau hauv cov yas yuav tsum tau tsim nrog kev tiv thaiv kev sib hloov thiab rub tawm kev tiv thaiv cov qauv. Xws li: knurling, qhov, khoov, flattening, xub pwg, thiab lwm yam.
4. Cov yas nyob ib ncig ntawm qhov ntxig yuav tsum tau tuab kom zoo kom tsis txhob muaj kev ntxhov siab tawg ntawm cov yas.
5. Thaum tsim ib qho ntxig, nws txoj kev muab tso rau hauv pwm (lub qhov, tus pin, hlau nplaum) yuav tsum tau txiav txim siab tag nrho.
10. Kev txheeb xyuas
Cov khoom lag luam logo feem ntau yog teem rau ntawm qhov chaw tiaj tus ntawm sab hauv ntawm cov khoom, thiab txais yuav ib daim ntawv tsa, thiab lub logo yog teem rau ntawm qhov chaw uas qhov kev taw qhia ib txwm zoo li yuav ua raws li cov pwm qhib kev taw qhia tus kav, uas tuaj yeem zam kev nyuaj.
11. Precision ntawm kev txhaj tshuaj molded qhov chaw
Vim yog qhov tsis sib xws thiab tsis paub meej ntawm qhov shrinkage tus nqi thaum txhaj tshuaj molding, qhov tseeb ntawm kev txhaj tshuaj molded qhov chaw yog pom tseeb qis dua ntawm cov hlau qhov chaw, thiab qhov ntev ntev ntawm cov khoom siv tsis tuaj yeem siv tau yooj yim. Kev tsim nyog kam rau ua yuav tsum raug xaiv raws li cov qauv. kuv lub teb chaws kuj tau tshaj tawm GB/T14486-93 "Dimensional Tolerance of Plastic Parts Moulded by Engineering Plastics", tus tsim qauv tuaj yeem txiav txim siab qhov ntev ntawm cov khoom raws li qhov yuav tsum tau ua ntawm cov khoom siv yas raw khoom siv thiab cov kev siv ntawm cov ib feem raws li cov cai hauv tus qauv. Nyob rau tib lub sijhawm, nws yog ib qho tsim nyog los txiav txim siab qhov tsim nyog rau kev ua siab ntev raws li kev ua tiav lub zog ntawm lub Hoobkas thiab kev tsim qhov tseeb ntawm cov phooj ywg cov khoom.
12. Deformation ntawm txhaj tshuaj molded qhov chaw
Txhim kho lub rigidity ntawm txhaj tshuaj molded khoom qauv thiab txo deformation. Zam cov qauv tiaj tus kom ntau li ntau tau, thiab teeb tsa lub flanging thiab concave-convex qauv tsim nyog. Teem tsim nyog stiffeners.
Kaum peb, txiav tawm
1. Cov khoom siv buckle yog tsim los sib koom los ntawm ntau lub buckles nyob rau tib lub sijhawm, kom tag nrho cov cuab yeej yuav tsis ua haujlwm vim kev puas tsuaj rau tus kheej buckles, yog li ua rau nws lub neej kev pab cuam, thiab ntxiv cov kab sib npaug kom muaj zog.
2. Cov kev cai kam rau ua rau qhov ntev ntawm lub buckle yog nruj heev. Yog tias muaj ntau txoj haujlwm undercut, nws yuav yooj yim ua rau kev puas tsuaj rau lub buckle; ntawm qhov tsis sib xws, yog tias muaj ob peb txoj haujlwm undercut, nws yuav nyuaj rau kev tswj hwm txoj haujlwm sib dhos lossis qhov sib xyaw ua ke yuav xoob dhau. Txoj kev daws teeb meem yog khaws ib txoj hauv kev los hloov cov pwm thiab ntxiv cov kua nplaum yooj yim.
14. Vuam (kub phaj vuam, ultrasonic vuam, vibration vuam)
1. Vuam tuaj yeem txhim kho lub zog sib txuas.
2. Kev siv vuam tuaj yeem ua kom yooj yim rau kev tsim khoom.
15. Tsim nyog xav txog qhov tsis sib xws ntawm cov txheej txheem thiab kev ua haujlwm ntawm cov khoom
1 Thaum tsim cov khoom txhaj tshuaj molding, qhov tsis sib xws ntawm cov khoom muag, kev ua tau zoo thiab cov txheej txheem yuav tsum raug txiav txim siab. Qee zaum qhov zoo li zoo lossis kev ua tau zoo tuaj yeem tau txais los ntawm kev txi ib feem ntawm kev tsim khoom.
2. Thaum tus qauv tsim tsis tuaj yeem zam qhov kev txhaj tshuaj tsis zoo, sim ua kom qhov tsis xws luag tshwm sim hauv qhov zais ntawm cov khoom.
Kaum rau, kev sib raug zoo ntawm lub qhov taub ntawm cov ntsia hlau kem thiab txoj kab uas hla ntawm tus kheej tapping ntsia hlau
Self-tapping ntsia hlau qhov taub
M 2 1.7 hli
M2 3 2 0mm
M2 6 2.2 hli
M 3 2.5 hli
17. Cov qauv tsim ntawm BOSS:
1. Tus ncej yuav tsum tsis txhob siv ib leeg kom ntau li ntau tau. Nws yuav tsum tau txuas nrog rau sab nrauv phab ntsa los yog siv ua ke nrog cov hlua khi. Lub hom phiaj yog txhawm rau txhim kho lub zog ntawm tus ncej thiab ua kom cov roj hmab ntws zoo dua.
2. Qhov siab ntawm tus ncej feem ntau tsis ntau tshaj ob thiab ib nrab npaug ntawm txoj kab uas hla ntawm tus ncej. Cov ncej siab heev yuav ua rau huab cua ntxiab thaum lub sij hawm molding ntawm cov khoom yas (ntev ntev heev yuav ua rau cua qhov, hlawv, tsis txaus filling, thiab lwm yam).
3. Yog hais tias qhov siab ntawm tus ncej siab tshaj li ob thiab ib nrab npaug ntawm txoj kab uas hla ntawm tus ncej, tshwj xeeb tshaj yog tus ncej nyob deb ntawm cov phab ntsa sab nrauv, txoj kev los txhim kho lub zog ntawm tus ncej yog siv cov hlua khi.
4. Cov duab ntawm BOSS feem ntau yog puag ncig, thiab lwm cov duab tsis yooj yim rau txheej txheem
5. Txoj hauj lwm ntawm BOSS yuav tsum tsis txhob nyob ze rau ntawm kaum sab xis lossis sab nrauv phab ntsa, thiab ib qho kev ncua deb yuav tsum tau khaws cia los ntawm cov phab ntsa sab nrauv ntawm cov khoom.
6) Ib feem ntawm lub thickness ntawm cov nqaij yuav raug tshem tawm nyob ib ncig ntawm lub BOSS (uas yog, lub crater) los tiv thaiv shrinkage thiab subsidence
7), BOSS lub kaum sab xis: feem ntau yog 0.5 degree sab nraud, 0.5 degree sab hauv lossis 1
Lub hom phiaj ntawm pwm parting yog ua kom cov khoom tuaj yeem raug tshem tawm ntawm cov pwm kom zoo, cia peb muab ib daim duab ua piv txwv los piav qhia.
Hauv daim duab saum toj no, sib nrug los ntawm kev sib cais cov pwm kab noj hniav los ntawm AA kab, cov khoom tsis tuaj yeem raug tshem tawm kom zoo ntawm txhua qhov ntawm cov pwm sib cais, vim tias muaj ib qho buckle undercut (qhov ntxoov ntxoo hauv daim duab).
Hauv daim duab saum toj no, yog tias cov pwm tau muab faib los ntawm kab BB, peb tuaj yeem pom tias qhov ntxoov ntxoo hauv daim duab yog qhov thaiv ntawm cov khoom, uas yog, lub dav hlau nplaum ntawm A thiab B yog ib qho undercut.
Yog li ntawd, peb tuaj yeem kos cov lus xaus tias txhawm rau txhawm rau xyuas kom meej tias cov khoom tuaj yeem demolded smoothly, cov kab ntawm cov khoom yuav tsum raug xaiv ntawm qhov siab tshaj plaws qhov projection sab ntawm pwm qhib kev taw qhia.
Kev kwv yees, tus kws qhia lej hauv tsev kawm theem qis tau tham txog nws, thiab qee tus tub ntxhais kawm hais tias, Kuv tsis nco qab nws ntev dhau los, tsis ua li cas, cia peb ua me ntsis.
duab
Raws li pom nyob rau hauv daim duab, lub teeb thaum uas tig mus ci los ntawm cov kev taw qhia ntawm cov khoom qhib, tsim ib tug duab ntxoov ntxoo (kab daj) ntawm lub dav hlau ntsug, thiab sab loj tshaj plaws ntawm tus duab ntxoov ntxoo yog qhov loj tshaj plaws projection sab ntawm cov khoom.
Muaj ntau lub hauv paus ntsiab lus rau kev xaiv kab sib cais, thiab qhov no yog qhov yooj yim tshaj plaws. Nrog rau qhov no, qhov yooj yim ca pwm, parting pwm yog kiag li txaus
Kuj tseem muaj qhov kev paub tseem ceeb ntawm no, uas yog, pwm qhib kev taw qhia ntawm cov khoom. Txhua yam yog nyob ntawm qhov kev nthuav dav no.
Cov pwm qhib kev taw qhia ntawm cov khoom feem ntau yog qhov yooj yim rau kev xaiv, uas yog, ntsug kev taw qhia ntawm qhov loj tshaj plaws qhov projection nto ntawm cov khoom yog pwm qhib kev taw qhia ntawm cov khoom.
Raws li lub hauv paus ntsiab lus ntawm peb txoj kev pom, peb tuaj yeem pom peb qhov projection qhov chaw ntawm ib qho khoom, thiab qhov ntau thiab tsawg ntawm qhov projection qhov chaw sib txawv, tsuas yog nrhiav qhov loj tshaj plaws projection nto.
Yog xav paub ntxiv txog UG pwm tsim cov yeeb yaj kiab thiab cov ntaub ntawv tsim pwm, thov tshawb: Pwm Tsim Kev cob qhia Qingsong
Nyob rau hauv saib ntawm qhov tseeb hais tias nyob rau hauv cov kev kawm parting nram qab no, yuav muaj ntau yam khoom nrog undercuts, ntawm no, peb yuav piav qhia txog tag nrho cov hauv paus ntsiab lus ntawm parting nto xaiv:
1: Txhawm rau kom ntseeg tau tias cov khoom tuaj yeem raug tshem tawm ntawm pwm, txoj hauj lwm ntawm qhov sib cais yuav tsum yog txoj hauj lwm ntawm qhov loj tshaj plaws projection sab duab ntxoov ntxoo nyob rau hauv cov kev taw qhia ntawm cov khoom tso tawm.
2: Rau cov khoom seem, pwm parting tsis tuaj yeem cuam tshuam cov tsos, thiab cov tsos zoo thiab precision yuav tsum tau lav.
3: Xyuas kom meej tias cov khoom tuaj yeem nyob hauv cov pwm tom qab qhib pwm, uas yog qhov zoo rau demoulding thiab lateral core rub.
4: Ua kom zoo ntawm cov khoom thiab lub zog thiab rigidity ntawm cov khoom thaum lub sij hawm molding.
5: Xav txog lub zog clamping ntawm cov pwm, thiab muab cov kev taw qhia nrog qhov loj tshaj plaws ntawm qhov project ntawm cov khoom ntawm cov clamping kev taw qhia ntawm cov pwm pem hauv ntej thiab nram qab.
Cov kev paub theoretical xaus ntawm no, tom ntej no, piav qhia ob peb lo lus pwm uas tshwm sim hauv zaj lus qhia no
1: Undercut yog hais txog ib feem ntawm cov pwm uas thaiv qhov kev tso tawm ntawm cov khoom, kom cov khoom tsis tuaj yeem raug tshem tawm.
2: Cov kab sib cais yog cov kab tsim ntawm cov khoom ntawm qhov sib koom ua ke ntawm ntau qhov chaw uas ua rau cov kab noj hniav.
3: Lub parting nto yog qhov sib txuas ntawm qhov chaw ntawm ntau qhov chaw ntawm pwm kab noj hniav.
4: Cov nplaum nplaum yog nyob rau ntawm pwm, thiab qhov sib cuag ntawm cov khoom thiab cov pwm yog sib sau ua ke hu ua kua nplaum
5: Qhov kev txiav txim uas cov khoom demoulding smoothly coj tawm ntawm pwm
6: Cov kev taw qhia demoulding yog cov kev taw qhia uas cov khoom tuaj yeem raug tshem tawm ntawm cov pwm zoo.
7: Lub ntsej muag ntsej muag Lub ntsej muag sab nrauv ntawm cov khoom, qhov chaw uas tuaj yeem pom ncaj qha tom qab sib dhos.
8: Clamping quab yuam Lub zog tawm los ntawm lub tshuab txhaj tshuaj molding ntawm cov pwm tiv thaiv kev txhaj tshuaj
