Sarrafa filastik ta CNC wata hanyar kera ce mai dogaro da daidaito wacce ke amfani da kayan aiki da kwamfuta ke sarrafawa don siffanta sassan filastik da matuƙar daidaito, tana biyan buƙatun haɓaka samfurin farko da kuma samarwa a cikakken sikeli. Ba kamar sarrafa ƙarfe ba, wannan tsari yana buƙatar ilimi na musamman game da halayen filastik—kamar saurin ciyarwa, faɗaɗuwar zafi, da cire ƙananan yankuna—don gujewa matsaloli kamar fashewa, narkewa, ko karkacewa. A matsayin mafita mai sassauci kuma mai araha, ya zama abin da ba za a iya watsi da shi ba a masana'antu da dama, yana ba da haɗin sassauci, daidaito, da iya faɗaɗa wanda ke bambanta shi da sauran hanyoyin kera kaya kamar injection molding da buga 3D.
Muhimman Ayyuka da Kayan Aiki
HLW tana amfani da fasahar CNC ta ci gaba don samar da cikakkun ayyukan sarrafa roba da ƙera. Babban kayan aikin sun haɗa da na'urorin CNC masu axis 3, axis 4, da axis 5., Na'urorin nika, lathe, cibiyoyin sarrafa injina, mashinan yankan katako na kwamfuta, da kayan yanke die-cutting. Waɗannan injinan na iya gudanar da ayyuka da dama, ciki har da yankan, lankwasa, walda, huda, nika, gogewa, makala ta na'ura, makala da manne, gogewa da sandpaper, niƙa, bugawa, da ƙirƙirar kayan aiki. Fasahar sarrafa hanyoyi ta axis 3 da axis 5 tana da matuƙar amfani wajen ƙirƙirar siffofin 3D masu rikitarwa da ƙira masu ƙalubale ba tare da buƙatar kayan aiki na musamman ba, yayin da Master Cam Software da tallafin CAD/CAM ke fassara bayanan lissafin sassa zuwa shirye-shirye masu daidaito, suna rage lokacin jiran kammala aiki da tabbatar da daidaito. Na'urorin HLW na iya sarrafa kayan filastik masu kauri har inci 0.030 da kuma har inci 4, tare da ikon yankan CNC router don sassa masu girman har inci 60” x 120” x 3 ½” da kuma yankan saha har inci 102”.
Kayan filastik da za a iya sarrafawa da injin
Akwai nau'ikan filastik daban-daban da suka dace da sarrafa CNC, kowannensu na da kaddarorin musamman don dacewa da aikace-aikace na musamman. HLW ta kware a filastik na kasuwanci da na injiniya, ciki har da:
- ABS (Acrylonitrile Butadiene Styrene): Zaɓi mai rahusa, mai amfani a fannoni da dama, mai ƙarfi wajen juriya ga bugun raɗaɗi, daidaiton girma, da sauƙin sarrafawa—ya dace don samfuran gwaji, akwatunan na'urorin lantarki, da kayan aikin gida.
- Nylon (ciki har da Nylon 6, Nylon 6/6, da nau'ikan da aka cika da gilashi): An san shi da ƙarfin juriya ga lalacewa, ƙarfin injiniya, juriya ga sinadarai, da ƙarfin tauri, yana dacewa da sassa masu motsi, na'urorin likita, da sassan motoci.
- Acrylic (PMMA): Filastik mai haske, mai ƙarfi, mai juriya ga hasken UV, ana amfani da shi akai-akai a matsayin madadin gilashi mai nauyi kaɗan a cikin tabarau na gani, murfin nunin allo, da bututun haske.
- Delrin (POM/Acetal): Yana ba da ƙarfi sosai, ƙarancin gogayya, daidaiton girma, da juriya ga danshi da sinadarai—ya dace sosai don giyar, bearings, da masu haɗawa.
- HDPE (Polyethylene mai yawa): mai juriya ga bugun tasiri, mai juriya ga sinadarai, kuma mai sauƙin nauyi, ana amfani da shi a aikace-aikacen sarrafa ruwa kamar tankuna, bututu, da hatimi.
- Polycarbonate (PC): Yana da ƙarfi sosai wajen jure bugun abubuwa kuma yana da haske kamar gilashi, sau 250 ya fi gilashi jure bugun abubuwa, wanda ya sa ya dace don tabarau na tsaro, gilashin hana harsashi, da marufin na'urorin lantarki.
- Filastik masu aiki mai girma: Ciki har da PEEK, PTFE (Teflon), PEI (Ultem®), CPVC, LDPE, PET, PSU, PPSU, da filastik masu gudanar da wutar lantarki/masu rushewar statik. Waɗannan kayan suna fice a yanayi masu tsanani, suna ba da daidaiton zafi, juriya ga sinadarai, dacewa da jiki, da ƙarancin gogayya don aikace-aikace a na'urorin likita, sassan jiragen sama, da tsarin sarrafa sinadarai.
Muhimman halayen kayan—kamar ƙarfin jan zare (tensile strength), ƙarfin bugun (impact strength), da zafin juyawa saboda zafi (heat deflection temperature)—suna bambanta gwargwadon nau'i. Misali, PEEK na da ƙarfin jan zare na 14,000 psi da zafin juyawa har zuwa 482°F, yayin da HDPE ke ba da juriya ga bugun tare da ƙarfin jan zare na 4,600 psi. Tsayin ƙarfi muhimmin abu ne wajen iya sarrafawa da injina: filastik masu ƙarfin Shore D na 50 ko sama (misali ABS, PC, POM) ana iya sarrafa su cikin sauƙi, yayin da filastik masu sassauci kamar TPU ke buƙatar aƙalla ƙarfin Shore A na 70.
Fayidodin sarrafa filastik ta CNC
Sarrafa filastik ta CNC yana ba da fa'idodi da dama waɗanda suka sa ya zama zaɓi mafi so ga injiniyoyi da ƙungiyoyin samfur:
- Daidaito da Sarkakiya: Mai iya cimma matakan daidaito masu ƙanƙanci da sifofin ƙira masu rikitarwa, har ma ga ƙirar 3D masu sarkakiya, yana tabbatar da inganci mai daidaito da ƙarfin kayan.
- Sauri da iya faɗaɗawa: saurin kammala aiki ga samfuran gwaji na ɗaya da kuma samarwa mai yawa, ba tare da buƙatar kayan aiki masu tsada ba (ba kamar injection molding ba), wanda ke sanya shi mai araha ga ƙananan adadi.
- Sauƙin amfani: Yana dacewa da nau'ikan filastik da dama da zaɓuɓɓukan sarrafa bayan-aiwatarwa, yana daidaita kansa da buƙatun aikace-aikace daban-daban.
- Tsararren Kashe Kudi: Yana rage sharar abubuwa ta hanyar cire kayan da ya dace daidai, yana kawar da kuɗin kayan aiki don ƙananan samarwa, kuma yana ba da farashi mai gasa ta hanyar damar samarwa da za a iya faɗaɗa.
- Fa'idodin Kayan: Filastik suna da nauyi kaɗan (da ƙimar nauyi har ƙasa da 2.2 g/cm³ ga PTFE), suna da juriya ga tsatsa, suna hana wutar lantarki, suna hana zafi, kuma sau da yawa ana iya sake sarrafa su, suna ba da fa'idodi na aiki fiye da ƙarafa.
Idan aka kwatanta da sauran hanyoyi, Sarrafa injin CNC Yafi inganci fiye da injection molding wajen ƙaramin samarwa (don gujewa manyan kuɗaɗen kayan aiki) kuma yana ba da daidaito mafi girma fiye da buga 3D, yayin da yake kiyaye sassaucin ƙira. Hakanan yana tallafawa saurin maimaitawa ga samfuran gwaji, yana ba da damar yin gyare-gyare cikin sauri kafin cikakken samarwa.
Amfani a fannoni daban-daban na masana'antu
Haɗin kaddarorin filastik da daidaiton injin CNC yana ba da damar amfani a kusan kowane fanni:
- Sassan motsi da masu ɗaukar nauyi: giyar, bushing, bering, da jagororin conveyor (ana amfani da Nylon, POM, HDPE) suna amfana daga juriya ga lalacewa da ƙarancin gogayya.
- Kayan aikin likita: Ana amfani da filastik masu dacewa da jiki kamar PEEK da silikon na matakin likita wajen yin na'urorin maye gurbin sassan jiki, implants, kayan aikin tiyata da na'urori—tare da damar keɓancewa da ɗorewa.
- Kayan lantarki: gland ɗin kebul, akwatunan rufin PCB, da haɗe-haɗe suna amfani da kaddarorin rufin wutar lantarki na filastik don tabbatar da aiki cikin aminci.
- Tsarin Sarrafa Ruwa: Jikin bawul, impelers na famfo, bututun rarrabawa, da hatimi (an yi su da PVC, PTFE, PEEK) suna ba da juriya ga sinadarai da hana zubar ruwa.
- Sassan Karewa: Hular kariya, na'urorin kariyar wasanni, da akwatunan kariya masu ƙarfi (ana amfani da PC da ABS) suna da juriya ga tasiri mai ƙarfi da kuma jure yanayi.
- Sassan Bayyanannu: Gilashin gani, murfin nuni, da kariyar injina (daga acrylic da PC) suna ba da haske da ɗorewa.
- Muhallin Kayan Magani da na Teku: Impellers, giyara, da sassan sarrafa ruwa da aka yi daga filastik masu juriya ga sinadarai suna jure yanayi mai tsanani.
Zaɓuɓɓukan sarrafa bayan hoto
Don inganta aiki da kyawun gani, HLW tana ba da nau'ikan ayyukan ƙarin sarrafawa ga sassan filastik da CNC ta sarrafa:
- Shafe da Tsabtace: Yana cire ƙuraje, alamomin kayan aiki, da nakasu, yana samar da ƙarewa mai laushi ko mai sheki sosai—abin muhimmanci ga sassa masu bayyane.
- Bead blasting: Yana samar da saman matte daidaitacce, yana inganta riƙewa da kyau yayin cire burrs.
- Gyaran tururi: Yana amfani da tururin sinadaran narkewa (misali, asetone) don santsa saman da inganta bayyanar gani ga filastik masu bayyanawa.
- Annealing: Yana sassauta matsin lamba na ciki da na'urar sarrafawa ke haifarwa, yana rage karkacewa da inganta daidaiton girma.
- Launi da Rufe: Fenti, sa launi, ko shafa rufi masu aiki (misali PTFE) don ƙara kariya, juriya ga hasken UV, ko juriya ga lalacewa.
- Alamta da Tsara Siffa: bugu ta siliki, bugu da pad, ko sassaka da laser don tambura, lambobin jere, ko saman da aka yi masa tsari.
- Laka da ƙara ƙarfe: Laka nickel ba tare da wutar lantarki ba, chrome, ko zinariya don inganta aiki ko kyau.
- Haɗawa: mannewa da manne, walda, dunƙulewa da nika zare don kammala kayayyakin ƙarshe.
Inganci, Bin Ka'ida, da Kalubale
HLW tana ba da fifiko ga inganci a kowane mataki, daga binciken kayan aiki har zuwa isarwa ta ƙarshe. Ana aiwatar da tsauraran ƙa'idodin kula da inganci, tare da kayan aikin aunawa da aka daidaita don tabbatar da daidaiton girma. Tsarin yana bin takardun shaida kamar ISO 9001:2015, AS9100D, da ITAR, yana tabbatar da amintuwa ga mahimman aikace-aikace.
Duk da fa'idodinsa, sarrafa filastik ta CNC na da ƙalubale na musamman da HLW ke magancewa ta hanyar ƙwarewa da hanyoyi na musamman:
- Gaskiyar Kayan Aiki da Kumburi: Filastik masu gogayya (misali, nau'ikan da aka cika da gilashi) na iya sa kayan aiki su lalace, yayin da wasu polymers ke haifar da taruwar kayan—ana rage hakan ta amfani da kayan aiki masu ƙarfi da ke jure karce-karce da kuma kula da su akai-akai.
- Faɗaɗa ta zafi: Filastik suna faɗaɗa ko matsewa dangane da canjin zafin jiki; ruwan sanyaya ko iska mai matsa lamba suna daidaita zafi don kiyaye iyakokin daidaito.
- Gudanar da ƙananan sassa: Ana cire dogayen sassa masu lankwasa (da ake yawan samu a cikin filastik) ta na'urorin fesa iska ko na'urorin tsotsa domin hana toshewa.
- Ririri da Sassauci: Sassaucin filastik na iya haifar da ririri—daidaita riƙe kayan aiki da saurin yankan da aka daidaita suna tabbatar da daidaito.
- Abubuwan da za a yi la'akari da su a ƙira: kaƙƙarfan kaurin bango (ana ba da shawarar 1.5 mm), gujewa matakan daidaito masu matuƙar ƙanƙanta, ƙarfafa siffofi masu siriri, da la'akari da halayen kayan musamman (misali, raunana a cikin acrylic) don hana lahani.
Zaɓi HLW don bukatun ku na sarrafa CNC na filastik
HLW ita ce wurin sayayya guda ɗaya don sarrafa filastik ta CNC, tana haɗa kayan aiki na zamani, zurfin ƙwarewa a kayan, da ayyuka masu iya faɗaɗawa. Ko kuna buƙatar samfurin gwaji guda ɗaya ko cikakken samarwa, HLW tana cika bukatunku:
- Gaggawar kammala aiki ba tare da rage inganci ba.
- Tallafin injiniya na cikin gida don ƙira da zaɓin kayan.
- Cikakkun ayyuka daga sarrafa injin zuwa haɗawa da sarrafa bayan aiwatarwa.
- Bin ka'idojin inganci na duniya.
- Samun damar fiye da nau'ikan filastik guda 50 na matakin masana'antu da zaɓuɓɓukan kayan musamman.
Shin kuna shirye ku fara? Tuntuɓi HLW a yau don tattauna bukatunku na filastik na musamman, karɓar ƙididdiga da aka keɓance, da amfana da gaggawar isarwa—tare da sakamako da za ku iya dogaro da shi.
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