Nasihu don ƙirar sassan filastik daidai da gyare-gyare

Short Bayani:

Daidaici filastik sassa zane da allura gyare-gyaren ya kamata farawa a cikin kayan aiki, ƙirar tsarin sassan, ƙirar ƙira da sarrafawa, injin gyare-gyaren allura, aikin ƙwararru da kyakkyawan yanayin samarwa.


Bayanin Samfura

Tare da ci gaban masana'antar zamani, akwai kyawawan kayan kayan roba. A lokaci guda, ana amfani da samfuran filastik a cikin masana'antu daban-daban. Musamman, ana amfani da ƙarin filastik sassan filastik. Yanzu bari mu raba muku nasihu don daidaitattun sassan filastik da zane.

Rarraba daidaito

sassan filastik:

1. Tsara madaidaiciyar sassan roba

(1) Hankula iri na madaidaitan sassan roba

A. partsananan sassan daidaito masu girma, kamar su: motar motsa jiki, giya na tsutsa, sukurori, bearings. Ana amfani da waɗannan madaidaitan sassa yawanci a cikin ingantaccen tsarin watsa injuna (kamar su firintoci, kyamarori, masu tsabtace injin atomatik, mutummutumi, manyan kayan aiki, ƙananan UAVs, da sauransu). Yana buƙatar daidaituwa daidai, motsi mai sassauƙa, karko da rashin amo.

B. sassan bakin ciki:

Yawancin lokaci, bangon sassan filastik bai kai 1.00mm ba, wanda yake na ɓangarorin siraran sirara ne. Sassan-bango na sihiri na iya sa girman samfurin ya zama kaɗan. Amma da kyar sassan bangaye na filastik da kyar ake cika su saboda saurin sanyaya da karfafa su. Kuma sassan siraran-bango ba za su iya tsayayya da ƙarfin mutuwar ba kuma karya cikin ramin mutuƙar. Sabili da haka, ƙirar ɓangarorin sifa-masu walƙiya ya kamata su zaɓi kayan aiki tare da kyawawan kayan aikin inji. Kuma ƙira mai ma'ana, kamar kaurin bango iri ɗaya, sassan ba zasu iya zama bango sosai ba. Mutu mutu, kusurwa mafi girma. Don wasu ƙananan sifofin-siraran, ana buƙatar inji mai saurin inginin gyare-gyare.

C. Sassan gani:

Sassan gani suna buƙatar kyakkyawan watsawa / aikin watsa haske, da kyakkyawan yanayin girma da juriya da juriya. Misali, murfin tabarau na concave da tabarau wanda ake amfani da shi a cikin majigi yana bukatar daidaito da daidaito. Ana buƙatar filastik mai cikakken haske kamar PMMA. A lokaci guda, wasu sassa masu haske suma suna buƙatar yin wasu layuka masu kyau a saman sassan don karɓar haske ko ma haske ko kawar da ƙyalli.

D. Babban mai sheki:

Partsananan sassa masu sheƙi sun haɗa da sassan gani, da sauran sassan da ke buƙatar ƙarewar saman fuska (saman madubi). Ana amfani da irin wannan sassan a cikin samfuran kayan lantarki, kamar kwasfan wayar hannu. Tsarin irin waɗannan samfuran yakamata yayi la'akari da kayan roba tare da ruwa mai kyau, ƙirar kauri da fasahar mutu.

E. sassan roba masu ruwa

Yawancin samfuran lantarki da lantarki suna buƙatar tabbacin ruwa, kamar tabarau / agogo / kayan lantarki na soja, samfuran waje da kayan kida tare da yanayin ruwa mai ɗumi. Babban hanyoyin hana ruwa ruwa sune rufaffen hatimi a saman farfajiyar samfurin, kamar maɓallan da aka haɗa, maƙallan da aka rufe, da shinge, da walda na ultrasonic, da sauransu.

F.IMD / IML (in-mold-ado, a-mold-lakabin)

Wannan aikin shine sanya fim ɗin PET a cikin ramin ingin ingin da haɗa haɗin sassan allura a cikin cikakkiyar fasahar sarrafawa, wanda zai tsaya sosai ga sassan filastik. IMD / IML samfuran samfuran: bayyananniya mai tsabta, stereoscopic, ba ta shuɗe; nuna tabarau na taga har sama da kashi 92%; sawa-resistant da karce-resistant surface na dogon sabis rayuwa; buoyancy na key kayayyakin yayin allura gyare-gyaren, key rayuwa na iya isa fiye da sau miliyan 1.

Tips for precise plastic parts design and molding (1)

Sashin bangon filastik bango

Tips for precise plastic parts design and molding (3)

IMD / IML filastik panel

Tips for precise plastic parts design and molding (4)

Partsayyadaddun sassan filastik

Tips for precise plastic parts design and molding (2)

Sashin gani / murfin haske

Tips for precise plastic parts design and molding (5)

Double allura hana ruwa hali

Tips for precise plastic parts design and molding (6)

Daidaitacciyar shari'ar kayayyakin lantarki

Tips for precise plastic parts design and molding (7)

Gidaje masu cike da hadaddun tsari

(2) .Tipi don madaidaiciyar sassan roba

A. kaurin bangon bango A cikin gyare-gyaren allura, filastik yana cikin yanayin ruwa na wani kankanin lokaci, kuma daidaiton bangon kaurin bangarorin yana da matukar tasiri kan saurin gudu da kuma shugabancin filastik. Kaurin sassan ya canza sosai, wanda zai kawo jerin lahani masu inganci kamar su rashin cikawa, nakasawa, raguwa, alamomin walda, alamomi masu kauri da na bakin ciki, da sauransu .Saboda haka, kaurin bangon madaidaitan sassan roba ya zama iri daya kamar mai yiwuwa a cikin zane. Canjin kauri bai kamata ya zama babba ba, kuma ya kamata a yi gangare ko sauya baka a cikin canjin.

B. kula da daidaituwa tsakanin sassan kuma sanya ƙa'idodin girman girman dacewa. Don tabbatar da musanya tsakanin sassan, galibi muna ba da tsauraran buƙatu don daidaito na ɓangarorin kowane mutum. Amma don sassan filastik, yana da wasu sassauƙa da elasticity. Wani lokaci, idan dai tsarin tsari ya kasance mai ma'ana, ana iya gyara karkatarwa ta hanyar hulɗa tsakanin ɓangarori, don haka daidaitaccen daidaitaccen zai iya zama cikin annashuwa yadda ya dace don rage wahalar masana'antu. Digiri.

C. Zaɓin kayan abu Akwai nau'ikan kayan filastik da yawa, kuma aikin su ya bambanta ƙwarai. Don daidaitattun sassan filastik, kayan aiki tare da ƙananan ƙyama / nakasawa / kwanciyar hankali mai kyau / juriya mai kyau yanayi ana zaɓa bisa ga bukatun amfani. (a) ABS / PC tare da ƙananan ƙyama ana amfani dashi don maye gurbin PP tare da ƙarancin raguwa, da PVC / HDPE / LDPE tare da ƙarancin ƙyama. Ana amfani da ABS + GF don maye gurbin ABS.PC + GF tare da PC. (b) Zaɓi PA66 + GF ko PA6 + GF maimakon POM ko PA66 da PA6.

D. Yi la'akari da tsarin gyare-gyare.

(a) Don harsashi mai kauri na yau da kullun, kwali ko sassan diski, zai fi kyau a tsara baka microstrip a farfajiya da ƙarfafawa akan cikin don kaucewa lalacewa.

(b) Ga ɓangarorin siraran bakin ciki, kaurin sassan ya zama daidai, kuma ɓangarorin ciki ba su da haƙarƙarin ƙarfafa ƙafafu ko sifofi masu rikitarwa. Ana ba da shawarar yin amfani da inji mai saurin inginin roba.

(c) Ana amfani da daskararru masu zafi ko kyandir masu zafi don manyan sassa don tsawan lokacin cikawa da rage haifar da damuwa da nakasawa.

(d) don bangarori biyu masu hade da abubuwa guda biyu, allurar launi biyu maimakon allurar manne ana karbuwa.

(e) gyare-gyaren allurar a tsaye ana ba da shawarar don sassa tare da ƙaramin ƙarfe.

E. Yana da sarari don ingantawa. A cikin ƙirar daidaitattun sassan filastik, ya zama dole don tantance yuwuwar ɓata cikin samarwar gaba.

(3) Tabbatar da zane

Magungunan allura suna da tsada mai tsada, lokaci mai tsada da tsada don gyara, don haka bayan kammalawar ƙirar sashi, ya zama dole ayi samfuran jiki don tabbatar da ƙirar, don sanin mahimmancin sifofin ƙirar samfura, nemo matsaloli da haɓaka a gaba.

Tsarin tabbatarwa ta zahiri ana cika shi ta hanyar ƙirar samfuri. Akwai nau'ikan samfur iri biyu: sarrafa CNC da buga 3D.

Amfani da samfurin tabbatarwa na zahiri yana buƙatar hankali ga fannoni masu zuwa:

A.CNC farashin samfuran samfura gabaɗaya ya dara ɗab'in 3D. Don manyan sassa, farashin aikin CNC yana da ƙananan ƙananan.

Don kayan aiki da kayan masarufi ko magungunan farfajiya da buƙatun taro, ana ba da shawarar sarrafa CNC, don a sami ƙarfin inji mai kyau. Don ƙarami da ƙananan ɓangarori masu ƙarfi, ana amfani da bugun 3-D. Bugun 3-D yana da sauri, kuma yana da rahusa sosai don ƙananan ɓangarori.

B. Abubuwan samfuri na iya tabbatar da daidaiton taron tsakanin ɓangarori, bincika kurakuran ƙira da rashi, da sauƙaƙe haɓaka ƙira. Koyaya, samfurin ba zai iya yin la'akari da bukatun fasaha na ƙirar ƙira ba, kamar ƙirar gyare-gyaren kwana / ƙyama / nakasawa / layin haɗi da sauransu

2. madaidaici roba sassa gyare-gyaren

(1) ƙirar ƙirar filastik (ƙirar ƙira) mwararrun ƙira masu inganci sune mabuɗin yin madaidaitan sassa. Wadannan maki suna buƙatar bin.

A. daidai zaɓi ƙimar shrinkage coefficient na filastik abu. Matsayi mai kyau na sassa a cikin sifa.

B. m core abu za a zaba a matsayin karfe abu da kyau kwanciyar hankali / lalacewa juriya / lalata juriya.

C. tsarin ciyar da mold yana amfani da Tsui mai zafi ko mai gudu mai zafi gwargwadon iko, don haka sassan kowane bangare na daidaituwar yanayin zafin jiki, rage nakasa.

D. ƙira dole ne ya sami kyakkyawan tsarin sanyaya don tabbatar da cewa sassan an sanya su a dai-dai cikin ɗan gajeren lokaci.

E mold dole ne ya kasance yana da makullin gefe da sauran na'urorin sakawa.

F. da ma'ana ya sanya matsayin fitarwa ta hanyar fitar maniyyi, ta yadda karfin fitowar bangarorin zai zama mai kamala kuma bai zama mara kyau ba.

Mauren Mould da bincike mai mahimmanci kayan aiki (moldfow): Amfani da software na siminti na inginin allura don kwaikwayi tasirin aikin ƙirar allura a ƙarƙashin sigogi daban-daban na saiti, gano lahani a ƙirar samfuri da ƙirar ƙira a gaba, inganta da inganta su, kuma guji manyan kura-kurai a cikin ƙera ƙira zuwa mafi girma, wanda zai iya tabbatar da ingancin ƙirar kuma rage farashin daga baya.

(2) tabbatar da kwaya.

Kudin mai sauƙin ƙera ya fi ƙasa da na wanda yake samarwa. Don daidaitattun sassan filastik masu allura, ya zama dole a samarda mai sauki don tabbatar da ƙirar abin ƙera kafin a samar da kayan ƙira na yau da kullun, don samun sigogi don inganta ƙirar ƙirar da tabbatar da nasarar samarwar.

(3) sarrafa kayan kwalliya

Dole ne a sarrafa kayan ƙira masu inganci tare da manyan injina masu zuwa.

A. babban kayan aikin CNC

B. madubi mai walƙiya

C. jinkirin yanke waya

D. yanayin yanayin aiki na zazzabi

E. kayan aikin gwaji. Bugu da kari, sarrafa sikari dole ne ya bi tsari mai tsafta kuma ya dogara da ma'aikata masu inganci don aiki.

(4) Injin gyare-gyaren allura

Kayan aiki don allurar gyare-gyaren manyan filastik sassa.

A. yakamata yayi amfani da inji mai inganci wanda bai wuce shekaru 5 ba na rayuwa.

B. Yanayin ma'aikata na da tsafta da tsari.

C. don ɓangarorin siraran bakin ciki, dole ne ya zama inji mai saurin yin allura.

D. launi biyu ko bangarorin ruwa masu ruwa dole su sami inji mai inji kala biyu.

F. tsarin tabbatar da ingancin sauti

(5) shiryawa don madaidaitan sassan roba

Kyakkyawan marufi yana da mahimmanci don hana ƙwanƙwasawa, nakasawa, ƙura a cikin safara, adana madaidaitan sassan roba.

A. dole ne a manna manyan sassan mai sheki tare da fim mai kariya.

B. Dole ne a nade sassan siraran siraran sirara a aljihu na musamman ko kumfa, ko kuma a raba ta da wuƙar takarda don kauce wa matsi kai tsaye.

C. Ba za a sanya sassan da ke buƙatar hawa kan nesa mai nisa ba cikin katako. Yakamata a gyara katunan da yawa tare da tsaka-tsalle da masu gadi.

Kamfanin Mestech yana da injuna da kayan aiki don yin kwalliyar filastik da aikin samar da allura. Muna fatan samar muku da kayan kwalliya da ayyukan samarwa don madaidaitan sassan roba.


  • Na Baya:
  • Na gaba:

  • Kayayyaki masu alaƙa