Njira Yopangira Zitsulo Zazing'ono Zopangira Lathe
Kupanga zida zazing'ono zopangira lathe zachitsulo kumaphatikizapo kutembenuza CNC (lathe machining) ya mawonekedwe a cylindrical, komwe chogwirira ntchito chozungulira chimadulidwa ndi chida chosasuntha, nthawi zambiri ndi zida zamoyo zopangira zinthu zovuta monga ulusi ndi mizere, kapena Metal Injection Molding (MIM) ya zida zovuta kupanga, kuphatikiza ufa wachitsulo ndi zomangira, kutsatiridwa ndi kuchotsa zomangira ndi kusungunula kuti zikhale zolemera. Njirayi imayamba ndi zinthu zopangira (bar stock kapena ufa), imagwiritsa ntchito makina okonzedwa (CNC lathes) kuti ikhale yolondola, ndipo ingaphatikizepo njira zomaliza monga kuphulika kwa bead kapena plating kuti iwonetse bwino pamwamba.
M'ndandanda wazopezekamo
SinthaniNjira Zofunikira pa Zida Zopangira Lathe
1. Kutembenuza kwa CNC (Kupanga Machining): Njira Yoyambira ya Zigawo za Lathe
- KukumanaKupanga malo osalala.
- Kukonza ndi kumalizaKuchotsa zinthu zambiri kenako n’kupeza malo osalala komanso ogwirizana bwino (nthawi zambiri ± 0.0005 mainchesi kapena kuposa pamenepo).
- Ma diameter ozungulira: Kupanga magawo owongoka kapena ozungulira.
- Kusuntha: Kudula ulusi wakunja kapena wamkati.
- Kukula: Kupanga mipata ya O-ring, njira zodulira mphete, kapena zinthu zopatukana.
2. Kuumba Zitsulo ndi Injection (MIM): Njira ina ya Zigawo Zing'onozing'ono Zovuta Kwambiri
3. Njira Zina Zopangira Zinthu Zovuta pa Zida za Lathe
- kugaya: Kugayira pogwiritsa ntchito makina opangira CNC kapena pogwiritsa ntchito zida zogwirira ntchito pamakina opangira magetsi, kugayira kumapanga malo osalala, matumba, mipata, makiyi, kapena malo ozungulira pazigawo zina zozungulira. Kumagwiritsa ntchito zida zodulira zozungulira zambiri pa workpiece yosasuntha (kapena yolembedwa), zomwe zimathandiza kutembenuza ma geometries osakanizidwa.
- Broaching: Izi zimaphatikizapo chida chokokedwa kapena kukankhidwira mu workpiece kuti chidule mawonekedwe enieni amkati kapena akunja monga ma keyways, splines, kapena serrations mu pass imodzi (kapena sequential shallow cuts). Rotary broaching (wobble broaching) ikhoza kuchitika pa CNC lathes pogwiritsa ntchito zomangira zapadera, zomwe zimathandiza kupanga bwino mabowo a polygonal kapena ma profiles popanda kukhazikitsa kwachiwiri.
- Kujambula/Kutulutsa: Izi ndi njira zoyendetsera zinthu zopangira zinthu zosaphika. Kujambula kwa waya kapena ndodo kumakoka zitsulo kudzera m'ma die kuti zigwirizane (monga mipiringidzo yozungulira yokhala ndi mainchesi enaake), pomwe kutulutsa kumakakamiza zinthu kudzera m'ma die owoneka bwino kuti zikhale ndi ma profiles ofanana. Izi zimatsimikizira kuti zinthu zoyambira zimakhala zapamwamba kwambiri kuti zigwiritsidwe ntchito pambuyo pake.
Ntchito Zofala mu Kupanga Zitsulo Zazing'onozing'ono Zopangira Lathe
Njira Zofunikira pa Zida za Lathe:
*Kutembenuka: Njira yoyamba yochotsera imachepetsa kukula kwa chogwirira ntchito kuti ipange masilinda owongoka, opindika, mapewa, kapena mizere. Kutembenuza molakwika kumachotsa zinthu zambiri mwachangu, pomwe kutembenuza komaliza kumakwaniritsa miyeso yeniyeni komanso kumaliza bwino kwambiri pamwamba (nthawi zambiri Ra 0.8 μm kapena yosalala). Pazigawo zazing'ono, ntchitoyi imatsimikizira kuti kuzungulira ndi kozungulira ndizofunikira kwambiri pa shafts, mapini, ndi bushings.boyiprototyping.com
*Kuyang'anizana: Izi zimapangitsa kuti mbali ya mbaliyo ikhale yolunjika komanso yolunjika poika chidacho m'mphepete mwa mbaliyo. Zimakhazikitsa nkhope yoyera yowunikira kuti igwire ntchito zina kapena kuonetsetsa kuti ndi yayitali komanso yofanana.
*Kuboola ndi Kusasangalatsa: Kuboola kumapanga mabowo a axial pogwiritsa ntchito ma drill ozungulira omwe amagwiridwa mu turret kapena tailstock. Kuboola kumakulitsa kapena kukonza mabowo awa kuti agwirizane bwino, nthawi zambiri pogwiritsa ntchito mipiringidzo yoboola yokhala ndi mfundo imodzi kuti ikwaniritse kulekerera kolimba komanso mabowo osalala m'mabowo ang'onoang'ono kapena zolumikizira. Kugwiritsa ntchito zida zamoyo pa lathes zapamwamba kumalola kuboola mopingasa zinthu za radial popanda kuyikanso malo ena.
*Kulemba ulusi: Ulusi wakunja umadulidwa pogwiritsa ntchito zida zolumikizira ulusi za mfundo imodzi zomwe zimatsatira njira yozungulira yolumikizidwa ndi kuzungulira kwa spindle. Ulusi wamkati umagwiritsa ntchito matepi kapena zida zoboola. Kuwongolera kwa CNC kumathandizira kuyika bwino, kutsogoza, ndi ulusi woyambira wambiri pa zomangira zazing'ono, zolumikizira, kapena zosinthira.partmfg.com
*Kupanga mipeni: Ntchito yopangira (osati kudula) imakanikiza chida chogwirira ntchito motsutsana ndi chogwirira ntchito chozungulira kuti ipange mawonekedwe a diamondi, owongoka, kapena opingasa. Izi zimathandizira kugwira bwino zogwirira, zomangira za thumbscrubs, zogwirira, kapena makola osinthira popanda kuwonjezera diameter yofunika.reidsupply.com
Ma lathe a CNC amtundu wa Swiss ndi oyenera makamaka pazinthu zazing'ono kwambiri (mpaka zinthu za sub-millimeter) chifukwa cha bushing yotsogolera yomwe imathandizira katunduyo pafupi ndi malo odulira, kuchepetsa kupatuka ndikulola zigawo zapamwamba monga zomangira zachipatala kapena ma pini a wotchi.
Masitepe Pambuyo pokonza
Pambuyo pokonza koyamba, zigawo zing'onozing'ono zimamalizidwa kuti zichotse zolakwika ndikuwonjezera magwiridwe antchito:
1. Kuchotsa zinthu zovulaza ndi kutsiriza: Mphepete zakuthwa, ma burrs ochokera pakuzungulira kapena kuboola, ndi zizindikiro za zida zimachotsedwa kudzera mu deburring yamanja, kugwedezeka, kapena kuphulika kwa media. Kuphulika kwa mikanda (pogwiritsa ntchito mikanda yagalasi kapena ya ceramic) kapena kugwedezeka ndi media yowawasa kumasalala pamwamba, kumakongoletsa kukongola, ndikukonzekeretsa zigawo za zokutira. Njira izi zimaletsa kuchuluka kwa kupsinjika ndikuwonetsetsa kuti handling ndi yotetezeka.comcoinc.com
2. Mankhwala Okhudza Kumtunda: Kuti ziwonjezere kukana dzimbiri, kukalamba, kapena mawonekedwe, njira zodziwika bwino zimaphatikizapo: Kupaka ma electroplating (nickel, chrome, zinc) pa zokongoletsera kapena zoteteza.
*Kupaka mafuta (a aluminiyamu) kuti apange filimu yolimba komanso yoteteza okosijeni.
*Kusintha (kwa chitsulo chosapanga dzimbiri) kuti chiwonjezere kukana dzimbiri.
*Kupaka utoto, utoto wa ufa, kapena utoto wa PVD/CVD pazosowa zapadera.
Mankhwalawa amawonjezera moyo wautumiki m'malo ovuta monga azachipatala, ndege, kapena ntchito zapamadzi.
Nkhani Zoyenera Kugwiritsa Ntchito Pazinthu Zofunika Kwambiri
1.CNC Lathes (kuphatikiza mtundu wa Swiss): Zabwino kwambiri pazigawo zazing'ono zomwe zimafuna kukhazikika bwino, kumalizidwa bwino, komanso kusinthasintha pang'ono mpaka kwakukulu. Ntchito zodziwika bwino zimaphatikizapo:
*Mivi, ndodo, ndi ma spindle.
*Ma Bushings, ma spacer, ndi ma bearing.
*Zomangira, zolumikizira, ndi zolumikizira zokhala ndi ulusi.
*Malo osungira masensa a magalimoto, zolumikizira za ndege, ndi zida zamankhwala.
*Kutembenuza kwa CNC kumapereka kusinthasintha kwa ma prototypes mpaka kuthamanga kwapakati (mazana mpaka zikwizikwi), ndi kusintha kwachangu kwa makonzedwe ndi magwiridwe antchito azinthu.
2. Kupangira Injection ya Chitsulo (MIM): Yabwino kwambiri pazigawo zazing'ono kwambiri, zovuta kwambiri zopangidwa m'magulu akuluakulu (makumi zikwi mpaka mamiliyoni). MIM imayamba ndi ufa wachitsulo wosakaniza ndi chomangira, wolowetsedwa mu nkhungu, wotuluka, ndikusungunuka mpaka kufika pamlingo wokwanira. Imagwira bwino ntchito monga makoma opyapyala, zodulidwa, mabowo amkati, mawonekedwe abwino, kapena zinthu zingapo zophatikizika zomwe zingakhale zodula kapena zosatheka kuzipanga efficiently.unionfab.com
Ntchito zodziwika bwino za MIM pazigawo zazing'ono zachitsulo zimaphatikizapo zida zamankhwala (monga zida zopangira opaleshoni, mabulaketi ogwiritsira ntchito mano), magiya ang'onoang'ono, mabulaketi ovuta, zoyambitsa mfuti, ndi zolumikizira zamagetsi. Ngakhale kuti mtengo wa zida ndi wokwera kwambiri pasadakhale, MIM imachepetsa zinyalala, ntchito zina, ndi njira zopangira zinthu kuti pakhale kupanga zinthu zambiri motsika mtengo.
M'machitidwe, opanga nthawi zambiri amasakaniza njira: gawo lina likhoza kupangidwa ndi MIM kuti likhale lovuta kupanga kenako nkumalizidwa ndi makina pa CNC lathe kuti likhale lolimba, kapena zigawo zozungulira zimatha kulandira zinthu zina zofanana ndi za MIM ngati kuchuluka kwake kukugwirizana ndi zimenezo.
Ponseponse, kupanga zida zazing'ono zopangira lathe zachitsulo kumaphatikiza kulondola kochotsa (kudzera mu CNC turning) ndi magwiridwe antchito ofanana ndi net-shape (kudzera mu MIM) ndi kukonzedwa kofunikira pambuyo pake kuti kukwaniritse zofunikira zolimba za kukula, kulondola, kulimba, ndi magwiridwe antchito m'mapulogalamu amakono ang'onoang'ono.
Kusankha Zipangizo za Zigawo Zazing'ono za Lathe za Chitsulo
Kusankha zipangizo zoyenera ndikofunikira kwambiri popanga zinthu, chifukwa zimakhudza makina, kulimba, komanso mtengo. Zitsulo zomwe zimagwiritsidwa ntchito popanga zinthu zazing'ono monga aluminiyamu, mkuwa, chitsulo, chitsulo chosapanga dzimbiri, mkuwa, ndi titaniyamu. Chilichonse chili ndi zinthu zapadera: aluminiyamu ndi yopepuka komanso yosavuta kuigwiritsa ntchito koma yofewa; mkuwa umapereka kukana dzimbiri bwino ndipo ndi woyenera kupangira zinthu zokongoletsera kapena zamagetsi; chitsulo chimapereka mphamvu koma chingakhale chovuta pazinthu zazing'ono chifukwa cha kuuma.
Kupanga ndi Kukonzekera
Kapangidwe ndi kukonzekera bwino kumachepetsa zoopsa popanga zida zazing'ono zopangidwa ndi lathe. Yambani ndi mapulogalamu a CAD monga SolidWorks kapena Fusion 360 kuti mupange chitsanzo cha gawolo, kuphatikizapo zololera, zomaliza pamwamba, ndi zinthu monga ulusi kapena mizere. Pazigawo zazing'ono, mapangidwe ayenera kuwerengera mwayi wopeza zida—pewani kudula kwakukulu komwe kungayambitse kusweka kwa zida.
Kukonzekera kumaphatikizapo kutsata njira: kutembenuza mozungulira kuti muchotse zinthu zambiri, kenako kumaliza ma pass kuti muone bwino. Yerekezerani ntchito pogwiritsa ntchito pulogalamu ya CAM kuti mupange G-code ya ma lathe a CNC, kukonza ma feed ndi liwiro. Pa ma lathe amanja, pangani zojambula zatsatanetsatane zokhala ndi miyeso.
Ganizirani zomangira: ma collets kuti agwire bwino ma diameter ang'onoang'ono, kapena ma bushings apadera kuti athandizire zigawo zofewa. Kukonzekera magulu azinthu zambiri kumaphatikizapo ma bar feeders pa ma lathe odziyimira pawokha. Kuwunika zoopsa kumakhudza mavuto omwe angakhalepo monga kugwedezeka (kugwedezeka komwe kumayambitsa kutha koyipa) kapena kupangika kwa burr. Konzani kugwiritsa ntchito coolant kuti muchotse kutentha, makamaka mu chitsulo chosapanga dzimbiri. Kuwerengera nthawi kumathandiza pakukonza nthawi: shaft yaying'ono yosavuta ingatenge mphindi 5-10 pagawo lililonse pamanja, zochepa pa CNC.
Kujambula zithunzi kumatsimikiza dongosolo—makina ndi gawo loyesera, kuyeza ndi ma micrometer kapena CMM, ndikubwerezabwereza. Zolemba zimatsimikizira kubwerezabwereza.
Kukhazikitsa Lathe ndi Zida
Kukhazikitsa ndi komwe kumayambira kulondola. Pa lathe yaying'ono, ikanikeni pa benchi yokhazikika, linganizani bedi, ndikulumikiza mutu ndi mutu wakumbuyo. Zigawo zina za lathe zikuphatikizapo bedi, mutu (wokhala ndi spindle), ngolo, ndi mutu wakumbuyo.
Ikani chogwirira ntchitocho mu chuck ya 3-jaw kuti mugwiritse ntchito nthawi zonse kapena collet kuti chikhale cholondola kwambiri pa mainchesi ang'onoang'ono. Gwiritsani ntchito chobowolera chapakati ngati pakufunika thandizo la tailstock.
Zida: Chitsulo chothamanga kwambiri (HSS) cha zitsulo zofewa monga mkuwa, zoyikapo kabodi pazitsulo zolimba. Pukutani zida pa ngodya zinazake—monga, 60° kuti mupange ulusi. Kutalika kwa chida kuyenera kugwirizana ndi mzere wapakati wa spindle.
Liwiro ndi ma feed: Werengerani RPM ngati (Liwiro Lodula x 4) / M'mimba mwake. Pa mkuwa, 1000-2000 RPM pazigawo zazing'ono; amadyetsa mainchesi 0.002-0.005 pa kuzungulira kulikonse. Gwiritsani ntchito madzi odulira kuti muwonjezere mafuta.
Pazigawo zazing'ono, gwiritsani ntchito malo opumulira okhazikika kapena malo opumulira otsatira kuti mupewe kugwedezeka. Kukonza ndi zizindikiro zoyimbira kumatsimikizira kulondola.
Machining ntchito
Chimake cha ndondomekoyi chimaphatikizapo ntchito zingapo, iliyonse yopangidwira zigawo zing'onozing'ono.
Kuyang'anizana: Ikani mbali ziwiri za workpiece poyendetsa chidacho mopingasa. Pazigawo zing'onozing'ono, kudula pang'ono (mainchesi 0.005) kumalepheretsa kukumba zida.
Kutembenuka: Chepetsani kukula kwa chida posuntha chidacho motsatira mzere wozungulira. Kukankha kumachotsa zinthu zambiri, ndipo kumaliza kumakwaniritsa miyeso yomaliza. Pazigawo zing'onozing'ono, gwiritsani ntchito RPM yapamwamba kuti musunge liwiro la pamwamba.
Kubowola ndi Kutopetsa: Bowola pakati poyamba, kenako bowola mabowo. Kubowola kumakulitsa bwino. Pa mabowo ang'onoang'ono, gwiritsani ntchito zobowola za carbide kuti musayendeyende.
Kujambula: Dulani ulusi ndi chida chodulira kapena chodulira chimodzi. Pazigawo zazing'ono, ulusi wakunja ndi wofala; onetsetsani kuti mwakhazikitsa bwino.
Kupatukana: Dulani gawo lomalizidwa ndi chida chopyapyala cha tsamba. Limbikitsani ndi mutu wakumbuyo ngati n'kotheka.
Kukumba ndi Kukumba: Onjezani kapangidwe kake kapena mipata. Pazinthu zazing'ono, zida zapadera zimafunika. Mu CNC, zida zamoyo zimalola kugaya popanda axis. Zitsanzo: Kupanga nati ya flange ya 0-80 mkuwa kumaphatikizapo kuboola, kugogoda, ndi kutembenuza motsatizana.
Pazigawo zazing'ono kwambiri, monga ma chamfer a 0.5mm, ma jig apadera kapena ntchito zina (monga kupukuta) zitha kutsatiridwa. Kusamalira kutentha ndikofunikira kwambiri—kuchuluka kwa zinthu zomwe zingawononge zigawo.
Kuchotsa zinthu zosweka m'mbali mwake kumachotsa m'mbali zakuthwa, nthawi zambiri pogwiritsa ntchito mafayilo kapena ma tumbler pamanja.
Chitetezo ndi Kuwongolera Ubwino
Chitetezo ndichofunika kwambiri: Valani PPE, sungani zovala zomasuka, ndipo gwiritsani ntchito zoteteza. Pewani kukhudza ziwalo zozungulira; ikani makinawo kuti musinthe.
Kuwongolera khalidwe kumagwiritsa ntchito ma micrometer, ma caliper, ndi ma optical comparator kuti aone kukula kwake. Oyesa kuuma kwa pamwamba amawunika kumaliza. Pazigawo zazing'ono, kukula kumathandiza kuyang'ana.
Ikani SPC kuti muwone kusintha kwa zinthu. Zolakwika zomwe zimachitika kawirikawiri: kusazungulira bwino chifukwa cha kugwedezeka bwino, ma burrs ochokera ku zida zosalimba.
Njira Zotsogola
Kuphatikiza kwa CNC kumayendetsa ntchito zokha, ndipo ma lathe aku Swiss amagwira ntchito bwino kwambiri pazinthu zazing'ono zovuta. Njira zosakanikirana zimaphatikiza lathe ndi kusindikiza kwa 3D kwa zitsanzo zoyeserera. Kutembenuza ma axis ambiri kumawonjezera zinthu monga mipata popanda kuyikanso malo ena.
Kutsiliza
Njira yopangira zida zazing'ono zopangira lathe yachitsulo imaphatikiza zaluso ndi sayansi, kupereka zinthu zolondola zofunika kwambiri pakupanga zinthu zatsopano. Luso limabwera ndi machitidwe, kusintha ukadaulo wosintha kuti ugwire bwino ntchito komanso kukhala wabwino.