CNC Machining Maitiro
Zviri Mukati
ToggleNhoroondo yeCNC Machining
Iyo CNC Machining Inoshanda sei
- Muchina weMuchina neMubhedha: Inopa kugadzikana; simbi yakakandwa kana mabhesi ekongiri epolymer anoderedza kudedera.
- Chokurukisa: Inotenderedza chishandiso chekucheka nekumhanya kusvika ku100,000 RPM mumashandisirwo ekumhanya kukuru.
- Masanhu: Michina mizhinji ine maekisero matatu (X, Y, Z), asi michina yepamusoro ine 4, 5, kana kupfuura yekutarisa kwakaoma.
- Tool Changer: Inochinja maturusi otomatiki, ichideredza nguva yekushanda.
- Inotonhorera System: Inokwanisa kubvisa kupisa nekubvisa machipisi, uchishandisa chinhu chinotonhodza mvura kana mhute.
Iyo CNC Machining Maitiro: Nhanho nenhanho
Danho 1: Kugadzira - Kugadzira Purani Yedhijitari
Maitiro ekugadzira CNC anotanga nekugadzira, uko mainjiniya vanogadzira faira rakadzama reComputer-Aided Design (CAD). Vachishandisa software yakaita seSolidWorks, AutoCAD, kana Fusion 360, vagadziri vanotsanangura geometry chaiyo yechikamu, saizi, maficha, uye kushivirira. Iyi modhi ye3D kana 2D inoshanda sehwaro hwezvese zvinotevera.
Faira reCAD rakagadzirwa zvakanaka rakakosha nekuti rinofanira kutarisisa kugona kugadzirwa—tichifunga nezvezvinhu zvakaita sehunhu hwezvinhu, mukana wekushandisa, uye zvinonetsa zvinogona kuitika. Kune zvikamu zvakaoma, vagadziri vanobatanidza zvinhu zvakaita semafillets kuderedza makona akapinza kana madhirowa kuti zvive nyore kugadzira. Faira iri rinowanzo tumirwa kunze kwenyika mumafomu akaita seSTEP kana IGES kuti rienderane nesoftware iri pasi. Danho iri rinobvumira kuyedzwa kwepamhepo uye kudzokorora, zvichideredza zvikanganiso zvisati zvachekwa chero chinhu. Zvishandiso zveCAD zvemazuva ano zvinototevedzera mashandiro chaiwo, zvichiona kuti dhizaini yacho inosangana nezvinodiwa zvekushanda.
Danho rechipiri: Kuronga - Kushandura Dhizaini kuita Mirayiridzo yeMuchina
Kana modhi yeCAD yapera, matekiniki ane hunyanzvi anoshandisa software yeComputer-Aided Manufacturing (CAM) kugadzira chirongwa chekugadzira michina. Zvishandiso zvakaita seMastercam kana Autodesk PowerMill zvinodudzira geometry yeCAD uye zvinogadzira nzira dzezvishandiso—nzira chaiyo yekucheka michina ichatevera.
Software yeCAM inoburitsa G-code (yekufambisa, kumhanya, uye macoordinates) uye M-code (yemabasa ekuwedzera akadai sekushanda kwecoolant kana shanduko dzechishandiso). Inosarudza maturusi akakodzera, inoverenga mwero wekudyisa, kumhanya kwespindle, uye nzira dzekukwesha (kubvisa zvinhu zvakawanda) zvichienzaniswa nekupedzisa (kugadzirisa pamusoro). Zvinhu zvekufananidzira muCAM zvinobvumira vanogadzira mapurogiramu kuona maitiro acho, vachiona kugongana kunogona kuitika kana kusashanda zvakanaka. Danho iri rinobatanidza dhizaini yedhijitari uye kugadzirwa kwemuviri, zvichiita kuti muchina uite mabasa zvakachengeteka uye zvinobudirira.
Danho rechitatu: Kugadzirisa - Kugadzirira Muchina neChishandiso Chebasa
Kana chirongwa chagadzirira, chikamu chekugadzirisa chinotanga. Zvinhu zvakagadziriswa—bhuroko, bhaa, kana jira resimbi (semuenzaniso, aruminiyamu, simbi) kana purasitiki—zvinonamirwa zvakachengeteka mumuchina weCNC uchishandisa mavise, mafixtures, kana machucks kudzivirira kufamba panguva yekucheka.
Zvishandiso zvinoiswa muchina wekuchinja maturusi kana spindle yemuchina, zvichisarudzwa zvichienderana nezvinodiwa nechikamu (semuenzaniso, magayo ekupedzisira emaslots, mabhora emaburi). Mushandi anoisa maoffsets ebasa—achigadzira nzvimbo ye zero reference achienzanisa maCAD coordinates ne physical workpiece. Ma probes kana edge finders anovimbisa nzvimbo chaiyo.
Masisitimu ekutonhodza anogadziriswa, uye kumhanya kwakaoma (kushanda kwakaitwa pasina kucheka) kunosimbisa chirongwa. Kugadzirisa kwakakodzera kwakakosha kuti pave nekururama uye kuchengetedzeka, zvichideredza njodzi dzakadai sekuputsika kwemidziyo.
Danho rechina: Kugadzira Machining - Kuita Otomatiki Maitiro
Chinhu chikuru chekugadzira CNC machine chinoonekwa pano: muchina unotevera mirairo yakarongwa kuti ubvise zvinhu nemazvo. Maturusi ekucheka anotenderera nekumhanya kukuru achifamba nemaaxes akawanda (kazhinji 3-5, kana kupfuura emichina yepamusoro), kugaya, kutenderedza, kuboora, kana kukuya workpiece.
Mabasa akajairika anosanganisira kugaya (vanocheka vachibvisa zvinhu kubva pachinhu chisina kumira) uye kutenderedza (kutenderedza workpiece pachinhu chisina kumira). Michina ine axis dzakawanda inogonesa kugaya kwakaoma uye macontours mune imwe setup.
Maitiro acho anongoshanda otomatiki, achimhanya kwemaawa akawanda pasina anomutarisira, achitarisa matambudziko. Coolant inobvisa machipisi uye inodzora kupisa, zvichiita kuti chishandiso chigare kwenguva refu.
Danho rechishanu: Kudzora Hunhu - Kuve nechokwadi chekuti Zvakarurama uye Zviri Mumitemo
Mushure mekugadzira, chikamu chapera chinodzorwa zvakanyanya. Kuyerwa uchishandisa macaliper, micrometer, CMMs (Coordinate Measuring Machines), kana optical scanners zvinosimbisa saizi dzakafanana nedzekushivirira.
Kupenya kwepamusoro, kuomarara, uye kusimba kwezvinhu zvinoongororwa. Kuyedzwa kusingaparadze kunogona kutarisa kana paine zvikanganiso zvemukati. Chero kutsauka kunokonzera kugadziriswa kwepurogiramu kana gadziriro yekumhanya mune ramangwana.
Danho iri rinovimbisa kuvimbika, kunyanya mukushandiswa kwakakosha senge mundege kana zvishandiso zvekurapa.
Mhando dzeCNC Machina
CNC Mills
CNC Lathes
CNC routers
CNC Plasma Cutters
CNC Laser Cutters
CNC EDM (Electrical Discharge Machining)
CNC Grinders
Zvishandiso Zvinoshandiswa muCNC Machining
simbi
- aruminiyamu: Huremu, hahuna ngura, hunogona kushandiswa zvakanaka. Zvishandiso zvakaita se6061 zvezvikamu zvechivakwa, 7075 zvemuchadenga.
- simbi: Inoshanduka-shanduka; simbi isina kusimba inoshandiswa zvakanyanya, isina ngura inodzivirira ngura. Simbi dzezvishandiso dzakadai seD2 dzemadhishi.
- Titanium: Simba rakawanda pakati pehuremu, rinoenderana nehupenyu hwese. Zvinonetsa nekuda kwekudzikira kwekupisa; zvinoda maturusi akapinza uye zvinotonhodza.
- Ndara uye Mhangura: Yakapfava, inofambisa mvura; inoshandiswa mumagetsi uye mupombi.
mapurasitiki
- ABS: Yakasimba, haikanganiswi nechinhu; inowanikwa muzvigadzirwa zvevatengi.
- zvinhu zvenaironi zvinotora: Haipindi kupera, haikwikwidzani zvakanyanya; yegiya nemabheyaringi.
- Polycarbonate: Zviri pachena, zvakasimba; mashandisirwo emaziso.
- PeEK: Inodzivirira kupisa kwakanyanya; yekurapa uye yemuchadenga.
Manyowa
- Carbon Fiber Yakasimbiswa Polymers (CFRP): Huremu, hwakasimba; hwendege uye hwemotokari. Inoda maturusi akafukidzwa nedhaimani kudzivirira kupatsanurwa.
- Fiberglass: Imwe nzira isingadhuri.
Exotic Materials
- Inconel neHastelloy: Superalloys dzenzvimbo dzakanyanya; kumhanya kunononoka kwekugadzira.
- Ceramics: Yakaoma, inopfava; inoshandiswa mumagetsi. Matekiniki epamusoro akadai sekugadzira machining e ultrasonic anobatsira pakugadzirisa.
Zvakanakira uye Zvakaipira zveCNC Machining
Advantages
- Kururama uye Kururama: Kushivirira kwakasimba kusvika ±0.001 inches, kunogona kudzokororwa mumabatch ese.
- kunyatsoshanda: Mari yevashandi yakaderera; michina inoshanda maawa makumi maviri nemana pazuva, mazuva manomwe pazuva, pasina kutarisirwa kwakanyanya.
- Kubvuma sanduko: Kuchinja kwepurogiramu nekukurumidza kwekuvandudzwa kwedhizaini.
- Complex Geometries: Kugona kwezvikamu zvakaoma kunzwisisa zvakawanda.
- Kuderedza Marara: Nzira dzekushandisa dzakagadziriswa dzinoderedza marara.
- Kubudirira: Kubva prototypes kusvika kugadzirwa kwakawanda.
payakaipira
- High Initial Mari: Michina nesoftware zvinodhura; kugadzirira michina midiki hakudhuri.
- Unyanzvi Zvinodiwa: Kuronga mapurogiramu kunoda hunyanzvi; zvikanganiso zvinokonzera kukuvara.
- Zvinhu Zvinogumira: Hazvina kukodzera zvikamu zvakakura kana zvimwe zvinhu zvakapfava.
- rechengetedzo: Kuongororwa nguva dzose uye kutsiviwa kwezvishandiso zvinodiwa.
- Kukanganisa kwezvakatipoteredza: Matambudziko ekushandiswa kwesimba uye ekurasira zvinhu zvinotonhodza.
Zvikumbiro zveCNC Machining
Aerospace
Automotive
Medical
Electronics
kudzivirira
simba
Ramangwana Trends muCNC Machining
- Kubatanidzwa kweAI: Kugadzirisa zvinhu zvinofanotaurwa, kugadzira michina inochinjika.
- Mahybridi Anowedzera-Anobvisa: Sanganisa kudhinda kwe3D nekupedzisa kweCNC.
- kuenderera: Zvinotonhodza zvisingakuvadzi nharaunda, michina isingadyi simba zvakanyanya.
- IoT uye Digital Twins: Kutarisa panguva chaiyo, kuenzanisa kwepamhepo.
- Kugadzira Nanomachining: Kunyatsojeka kwe sub-micron ye microelectronics.
- kushandisa michina: Kurodha/kuburitsa zvinhu mumarobhoti pakugadzira magetsi anodzima.