Kukonza CNC ndi njira yodziwika bwino yomwe imagwiritsidwa ntchito popanga ziwalo kuchokera ku chitsulo. Komabe, kukonza CNC kungagwiritsidwenso ntchito popanga ziwalo kuchokera ku pulasitiki. Kukonza CNC ndi njira yotchuka m'mafakitale angapo chifukwa cha mitundu yosiyanasiyana ya zipangizo za pulasitiki za CNC zomwe zilipo. Kuphatikiza apo, kuyambitsa kwa computer numeral control (CNC) kwapangitsa kuti njirayi ikhale yolondola, yachangu, komanso yoyenera kupanga ziwalo zomwe zili ndi zolekerera zochepa.

 

8zipangizo zodziwika bwino za CNC processing

Mapulasitiki ambiri opangidwa ndi makina ndi oyenera kupanga zida ndi zinthu m'mafakitale angapo. Kugwiritsa ntchito kwawo kumadalira mawonekedwe awo, ndipo mapulasitiki ena opangidwa ndi makina, monga nayiloni, ali ndi mawonekedwe abwino kwambiri amakina omwe amawalola kusintha zitsulo. Pansipa pali mapulasitiki odziwika bwino opangira makina apulasitiki apadera:

 

1. PVC

Polyvinyl chloride, kapena PVC, ndi chinthu chogwiritsidwa ntchito m'njira zosiyanasiyana cha CNC chomwe chimapezeka m'mitundu yosiyanasiyana komanso m'njira zosiyanasiyana. Chimadziwika ndi mphamvu zake, kulimba kwake, komanso kukana mankhwala ndi chinyezi. PVC ndi yotsika mtengo, zomwe zimapangitsa kuti ikhale chisankho chodziwika bwino pa ntchito zosiyanasiyana.

 

Zabwino

PVC ndi chinthu cholimba komanso cholimba chomwe chimapirira mankhwala ndi chinyezi.

Imapezeka m'mitundu yosiyanasiyana komanso mitundu yosiyanasiyana, zomwe zimapangitsa kuti ikhale yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana.

PVC ndi yotsika mtengo, zomwe zimapangitsa kuti ikhale njira yotsika mtengo.

Ndi yosavuta kuigwiritsa ntchito pamakina, zomwe zimapangitsa kuti ikhale chisankho chabwino chopangira zinthu mwachangu komanso kupanga zinthu mwachangu.

 

Zoyipa

PVC ikhoza kukhala yovuta kugwira nayo ntchito chifukwa cha kuuma kwake kwakukulu.

Sizimalimbana ndi kutentha ngati zipangizo zina za CNC.

PVC imatha kutulutsa utsi woipa ikatenthedwa, choncho ndikofunikira kugwiritsa ntchito mpweya wabwino poigwiritsa ntchito.

 

Mapulogalamu

PVC imagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo:

• Magalimoto
• Nyumba ndi Kumanga
• Zipangizo zachipatala
• Kulongedza
• Mapaipi ndi zolumikizira
• Zogulitsa za ogula

 

PVC ndi chinthu chogwiritsidwa ntchito m'njira zosiyanasiyana komanso chotsika mtengo cha CNC chomwe chingagwiritsidwe ntchito m'njira zosiyanasiyana. Mphamvu yake, kulimba kwake, komanso kukana mankhwala ndi chinyezi zimapangitsa kuti chikhale chisankho chabwino m'mafakitale ambiri.

 

2. YANG'ANANI

Polyether ether ketone, kapena PEEK, ndi thermoplastic yopangidwa mwaukadaulo yodziwika bwino chifukwa cha mphamvu zake, kulimba kwake, komanso kukana mankhwala. Ndi chotetezera magetsi chabwino ndipo chimatha kuwononga zinthu kwambiri. PEEK nthawi zambiri imagwiritsidwa ntchito m'malo omwe kutentha kwambiri ndi kukana mankhwala kumafunika, monga m'makampani opanga ndege, azachipatala, komanso magalimoto.

 

Zabwino

PEEK ndi chinthu cholimba komanso cholimba chomwe chimalimbana ndi mankhwala osiyanasiyana komanso zosungunulira.

Ili ndi mphamvu yolimba yotha kutha ndipo ndi chotetezera magetsi chabwino.

PEEK ndi chisankho chabwino kwambiri pakugwiritsa ntchito komwe kutentha kwambiri kumafunika, chifukwa imatha kupirira kutentha mpaka 260 °C.

PEEK ndi yosavuta kugwiritsa ntchito ndipo ingagwiritsidwe ntchito m'njira zosiyanasiyana zopangira makina a CNC.

 

Zoyipa

PEEK ndi chinthu chokwera mtengo kwambiri.

Zingakhale zovuta kugwira ntchito nazo chifukwa cha kuuma kwake kwakukulu.

PEEK imatha kutulutsa utsi woopsa ikatenthedwa, choncho ndikofunikira kugwiritsa ntchito mpweya wabwino poigwiritsa ntchito.

 

Mapulogalamu

PEEK imagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo:

Zamlengalenga

Zachipatala

Magalimoto

Kukonza mankhwala

Mafuta ndi gasi

 

PEEK ndi thermoplastic yopangidwa mwaukadaulo yogwira ntchito bwino kwambiri yomwe ndi yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana. Mphamvu yake, kulimba kwake, kukana mankhwala, komanso kukana kukalamba zimapangitsa kuti ikhale chisankho chabwino chogwiritsidwa ntchito molimbika.

 

3.PTFE

Polytetrafluoroethylene, kapena PTFE, ndi thermoplastic yogwira ntchito bwino kwambiri yomwe imadziwika ndi mphamvu zake zosamamatira, kukana mankhwala, komanso kusagwirizana pang'ono. Nthawi zambiri imagwiritsidwa ntchito m'malo omwe zinthuzi ndizofunikira, monga m'makampani opanga chakudya, azachipatala, komanso opanga ndege.

 

Zabwino

PTFE ndi chinthu chosamata chomwe chimalimbana ndi mankhwala osiyanasiyana komanso zosungunulira.

Ili ndi mphamvu yolimba komanso yolimba, zomwe zimapangitsa kuti ikhale yabwino kwambiri pogwiritsira ntchito zida zina zomwe zimayenera kuyenda bwino.

PTFE ndi chotetezera kutentha bwino ndipo chimatha kupirira kutentha ndi magetsi.

PTFE ndi yosavuta kuigwiritsa ntchito ndipo ingagwiritsidwe ntchito m'njira zosiyanasiyana zopangira makina a CNC.

 

Zoyipa

PTFE ndi chinthu chokwera mtengo kwambiri.

Zingakhale zovuta kugwira ntchito nazo chifukwa cha kuuma kwake kwakukulu.

PTFE imatha kutulutsa utsi woopsa ikatenthedwa, choncho ndikofunikira kugwiritsa ntchito mpweya wabwino poigwiritsa ntchito.

 

Mapulogalamu

PTFE imagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo:

Kukonza chakudya

Zipangizo zachipatala

Zamlengalenga

Kukonza mankhwala

Mafuta ndi gasi

 

PTFE ndi thermoplastic yogwira ntchito bwino kwambiri yomwe ndi yoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana. Kapangidwe kake kosamata, kukana mankhwala, kukana kutentha pang'ono, komanso kukana kutentha zimapangitsa kuti ikhale chisankho chabwino chogwiritsidwa ntchito molimbika.

 

4.Polyester elastomer (POM)

POM ndi pulasitiki yopangidwa mwaukadaulo yomwe imadziwika ndi kukana kutentha, kukana mankhwala, kukana makina, komanso kukana magetsi. Ngakhale kuti ndi yabwino kwambiri pa kukana makina, ili ndi zofooka pa kukana mankhwala ndipo imakhudzidwa ndi mafuta, mowa, ndi zinthu zina zosungunulira mankhwala. Kuphatikiza apo, POM yoyera (POM yopanda zowonjezera) imakhala ndi kukana kutentha kochepa ndipo polima ya pulasitiki imayakabe moto ukachotsedwa.

 

UBWINO

- Kuchuluka kochepa koma mphamvu yayikulu yamakina

- Yosavuta kuikonza, imodzi mwa zipangizo zodziwika bwino zojambulira mwachangu

- Malo otsika osungunuka, oyenera njira zofulumira zopangira zinthu monga kusindikiza kwa 3D ndi kupanga jakisoni

- mphamvu zambiri

- Moyo wautali komanso kulimba bwino

- Mtengo wake ndi wotsika mtengo

 

Zoipa

- Kutentha kudzatulutsa utsi woopsa wa thermoplastic ndipo mpweya wabwino umafunika.

- Kutentha kochepa, komwe kumapangidwa ndi makina a CNC kungayambitse kusintha kwa kutentha

 

Kugwiritsa ntchito

- Zida zamagalimoto monga magiya, mabearing, ndi zina zotero.

- Zigawo zamagetsi monga ma mota, ma switch, ndi zina zotero.

- Zipangizo zachipatala monga ma catheter ndi machubu

- Zipangizo zamagetsi monga ma microwave ndi makina ochapira, ndi zina zotero.

- Zinthu zopakira monga zipewa ndi zisindikizo

 

Kawirikawiri, POM ndi pulasitiki yapamwamba kwambiri yopangidwa ndi uinjiniya yomwe imagwiritsidwa ntchito kwambiri m'mafakitale monga zida zamagetsi, magalimoto, ndi zida zamankhwala chifukwa cha ubwino wake wokana kutentha, kukana mankhwala, mphamvu ya makina, komanso kusavuta kuigwiritsa ntchito.

 

5.Polycarbonate (PC)

PC imadziwika ndi mawonekedwe ake owonekera bwino, kukana kutentha kwambiri, komanso mphamvu zake zamagetsi ndi zamagetsi. Ngakhale imagwira ntchito bwino pankhani ya mphamvu zake zamagetsi, ili ndi zofooka pakukhazikika kwa mankhwala ndipo imakhudzidwa ndi zosungunulira za asidi. Kuphatikiza apo, kukhazikika kwa kutentha kwa PC yoyera (PC yopanda zowonjezera) ndi kwapakati, ndipo ma polima apulasitiki amatha kusokonekera kutentha kwambiri.

UBWINO

- kuwonekera bwino kwambiri

- Kutentha kwambiri kosatha kutentha, kumatha kupirira kutentha kwambiri kwa 100°C kwa nthawi yayitali

- Mphamvu yayikulu yamakina

- Kukana nyengo bwino komanso mtundu wokhazikika

-Makapangidwe abwino kwambiri amagetsi

 

Zoipa

- Zimakhudzidwa ndi zinthu zosungunulira asidi

- Kukhazikika kwa kutentha ndi kwapakati ndipo kumatha kusokonekera kutentha kwambiri.

- mtengo wokwera

 

Kugwiritsa ntchito

- Ma CD, DVD ndi Blu-ray ma disc

- Chiwonetsero ndi kabati ka TV

- Zowunikira

- Nyumba zamagetsi

- Mapaipi owonekera bwino ndi mabokosi osungiramo zinthu

 

Kawirikawiri, zipangizo za PC zimagwiritsidwa ntchito kwambiri mu zipangizo zamagetsi ndi zamagetsi chifukwa cha kuwonekera bwino, kukana kutentha kwambiri, komanso mphamvu zabwino kwambiri zamakanika ndi zamagetsi. Komabe, kukhazikika kwake kwa mankhwala ndi kukhazikika kwa kutentha kuyenera kukulitsidwa. Chifukwa cha zinthu zosungunulira za acidic, zimatha kusokonekera kutentha kwambiri. Kuphatikiza apo, mtengo wokwera wa zipangizo za PC umalepheretsanso kugwiritsidwa ntchito m'magawo ambiri.

 

6.Polyurethane (PU)

PU imagwiritsidwa ntchito kwambiri chifukwa cha mitundu yosiyanasiyana ya makina ake, kukana kukalamba komanso kusavuta kuigwiritsa ntchito. Ili ndi kulimba bwino, kukana kukalamba komanso kukana nyengo. Komabe, PU ili ndi kukhazikika koipa kwa kutentha, ndipo kutentha kwa nthawi yayitali kumabweretsa kuchepa kwa mphamvu zakuthupi.

 

UBWINO

- Mitundu yosiyanasiyana ya makina

- Kukana kuvala bwino

- Zosavuta kukonza m'mawonekedwe osiyanasiyana

- Mtengo wake ndi wotsika mtengo

 

Zoipa

- Kusakhazikika bwino kwa kutentha, kutentha kwambiri kungayambitse kuwonongeka kwa magwiridwe antchito

- Fungo likhoza kuchitika mutakonza

 

Kugwiritsa ntchito

- Zipangizo zamagalimoto monga matayala, ma gasket, ndi zina zotero.

- Zipangizo za nsapato

- Nyumba zosungiramo zipangizo zapakhomo

- Kuphimba mafakitale

- Ma gasket a chipangizo chachipatala

 

Zipangizo za PU zimagwiritsidwa ntchito kwambiri m'magalimoto, nsapato, zida zapakhomo ndi zina chifukwa cha mitundu yosiyanasiyana ya makina, kukana kuvala bwino komanso kusavuta kuzigwiritsa ntchito. Komabe, kukhazikika kwake pa kutentha ndi kochepa, ndipo kutentha kwa nthawi yayitali kumabweretsa kuwonongeka kwa magwiridwe antchito. Kuphatikiza apo, fungo lomwe lingakhalepo mukamaliza kukonza ndi chifukwa china choletsa kugwiritsa ntchito kwake. Koma nthawi zambiri, zipangizo za PU ndizotsika mtengo ndipo zimakhala ndi ntchito zosiyanasiyana.

 

7.Nayiloni (PA)

PA imadziwika ndi mphamvu zake zapamwamba komanso kusavuta kuikonza. Ili ndi mphamvu zabwino kwambiri zamakaniko ndi kukhazikika kwa mankhwala, koma imakhala yokhazikika pa kutentha. Kuphatikiza apo, mphamvu zamakaniko za zinthu za PA zimakhudzidwa kwambiri ndi momwe zimagwirira ntchito komanso kapangidwe kake.

 

UBWINO

- Mphamvu yayikulu yamakina

- Kukana nyengo bwino komanso kukhazikika kwa mankhwala

- Zosavuta kukonza ndi kupanga mawonekedwe

- Yotsika mtengo kwambiri

 

Zoipa

- Kukhazikika kwa kutentha kwapakati

- Mphamvu ya makina imakhudzidwa kwambiri ndi ukadaulo wokonza zinthu

- Zoipa pa chilengedwe

 

Kugwiritsa ntchito

- Nyumba zamagetsi

- Zigawo za zida zapakhomo

- Zigawo zamkati mwa magalimoto

- Nyumba ya chingwe

- Zofunikira za tsiku ndi tsiku

 

Zipangizo za PA zimagwiritsidwa ntchito kwambiri mu zamagetsi, zida zamagetsi, magalimoto ndi zinthu zina chifukwa cha mphamvu zake zambiri, kusavuta kuzikonza, makhalidwe abwino a makina komanso kukhazikika kwa mankhwala. Komabe, ziyenerabe kukonzedwa pankhani ya kukhazikika kwa kutentha ndi mphamvu ya makina zomwe zimakhudzidwa ndi momwe zinthu zimachitikira. Kuphatikiza apo, zipangizo za PA zitha kukhala ndi mphamvu inayake pa chilengedwe panthawi yopanga ndikuchepetsa kugwiritsa ntchito kwawo m'magawo ambiri. Koma nthawi zambiri, zipangizo za PA ndizotsika mtengo ndipo zimakhala ndi mwayi wogwiritsidwa ntchito kwambiri.

 

8.ABS (acrylonitrile-butadiene-styrene)

Zipangizo za ABS (acrylonitrile-butadiene-styrene) zimagwiritsidwa ntchito kwambiri m'mabokosi ndi zida zamagetsi, zamagetsi, magalimoto ndi zinthu zina chifukwa cha mphamvu zake zabwino zamakanika, kusavuta kuzigwiritsa ntchito komanso kukana kukhudza.

UBWINO

• Mphamvu yayikulu, mphamvu yokhudza mpaka 50-100J/m, yolimba nthawi 4-5 kuposa zinthu za utomoni zomwezo. Izi zimapangitsa kuti ikhale chisankho chabwino cha zomangira za zipangizo zamagetsi ndi zamagetsi.
• Ili ndi njira yabwino yogwirira ntchito ndipo imatha kukonzedwa m'njira zosiyanasiyana zovuta pogwiritsa ntchito njira yopangira zinthu, njira yopangira zinthu pogwiritsa ntchito jakisoni ndi njira zina kuti ikwaniritse zosowa za kapangidwe ka zinthu.
• Pamwamba pake ndi posalala ndipo mawonekedwe ake ndi abwino popanda kupenta. Izi zimapangitsa kuti ntchito yopanga zinthu ikhale yosavuta.
• Mtengo wake ndi wotsika mtengo, mtengo wake ndi pafupifupi 2/3 ya zinthu za PC, zomwe zimathandiza kwambiri popanga zinthu zambiri.
• Mitundu yosiyanasiyana ya zinthu zodzaza imatha kuwonjezeredwa ngati pakufunika, zomwe zimapangitsa kuti zikhale zokongola kwambiri.

 

Zoipa

• Kusakhazikika bwino kwa kutentha, kutentha kwambiri kwa nthawi yayitali kungayambitse kuchepa kwa magwiridwe antchito. Izi zimalepheretsa kugwiritsidwa ntchito kwake pazochitika zomwe zimafuna kutentha kwambiri.
• Imakhudzidwa kwambiri ndi zosungunulira ndipo imawonongeka mosavuta ndi zosungunulira za asidi ndi ester, zomwe zimakhudza nthawi yake yogwirira ntchito.
• Ndi yolemera kwambiri, yokhala ndi kuchuluka kwa 1.05g/cm3, komwe ndi kolemera pafupifupi 20% kuposa zipangizo za PC zamphamvu yomweyo.

 

Kawirikawiri, zipangizo za ABS zidzagwiritsidwabe ntchito kwambiri m'malo monga ma casing amagetsi ndi mkati mwa magalimoto chifukwa cha mtengo wake wotsika, kusavuta kukonza, komanso mphamvu zake zabwino kwambiri zamakanika. Komabe, kukhazikika kwake kutentha ndi kukhazikika kwa mankhwala kuyenera kukonzedwanso kuti ziwonjezere kuchuluka kwa momwe zimagwiritsidwira ntchito.