Dab tsi yog cov txheej txheem ntawm CNC precision machining?

Dec 01, 2022 Tso lus

(1) Zoo tig thiab zoo tho txawv: Cov txheej txheem no yog siv los ua cov txheej txheem feem ntau ntawm cov teeb pom kev zoo (txhuas lossis magnesium alloy, thiab lwm yam) rau cov dav hlau. Feem ntau, cov cuab yeej siv lead ua pob zeb zoo ib yam nrog cov hniav arc vojvoog tsawg dua 0.1 microns yog ua haujlwm. Lub tshuab dhos ua haujlwm siab tuaj yeem ua tiav qhov kev sib koom ua ke tuaj yeem ncav cuag ± 2 microns, qhov tsis sib xws nrog qhov nruab nrab qhov siab sib txawv ntawm 0.2 microns, thiab qhov tseeb ntawm 1 micron hauv machining.


(2) Fine milling: siv los tsim cov khoom siv nrog cov ntaub ntawv sib txawv ntawm txhuas lossis beryllium alloy. Kev sib koom ua haujlwm siab dua tuaj yeem ua tiav los ntawm kev cia siab rau lub tshuab cuab yeej qhia kev tsheb nqaj hlau thiab spindle qhov tseeb. Lub ntsej muag daim iav zoo meej yuav raug tsim los ntawm kev kub ceev milling nrog lub taub hau pob zeb diamond uas tau ua kom zoo zoo.


(3) Kev sib tsoo zoo: siv los ua cov shafts lossis lub qhov. Feem ntau ntawm cov khoom no yog tsim los ntawm cov hlau tawv heev. Txhawm rau muab kev ruaj ntseg zoo, feem ntau ntawm high-precision sib tsoo tshuab spindles siv hydrostatic lossis dynamic siab kua bearings. Qhov kawg precision ntawm kev sib tsoo yog cuam tshuam los ntawm ntau yam, suav nrog kev xaiv thiab ntsuas qhov sib tsoo ntawm lub log sib tsoo, qhov tseeb ntawm qhov chaw ua haujlwm qhov chaw nruab nrab ntawm lub tshuab ua haujlwm, thiab qhov rigidity ntawm spindle thiab txaj ntawm lub tshuab cuab yeej. Dimensional precision ntawm 1 micron thiab out-of-roundness ntawm 0.5 microns tuaj yeem ua tiav nrog kev sib tsoo zoo.


(4) Kev sib tsoo: Siv kev sib tsoo ntawm qhov sib txuas ntawm lub tswv yim, qhov tsis sib xws ntawm qhov chaw yuav tsum tau kho yog ua tiav xaiv. Nws yog qhov tseeb machining txheej txheem tam sim no muaj nyob rau hauv precision machining tshuab vim nws tso cai rau kev tswj zoo meej ntawm kev txiav quab yuam, txiav kub, thiab abrasive particle txoj kab uas hla. Lub dynamic siab gyro lub cev muaj zog bearing qhov chaw, hydraulic los yog pneumatic txuam qhov chaw, thiab precision servo Cheebtsam ntawm lub aircraft yog tag nrho cov lis nyob rau hauv no txoj kev kom tau ib tug raug ntawm 0.1 los yog txawm 0.{{5 }}1 microns thiab qhov tsis sib xws me me ntawm 0.005 microns.


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