Qhov kev sib raug zoo ntawm cov waveform ntawm lub tshuab luam ntawv uv thiab cov kua mem uv yog raws li nram no: cov waveforms sib raug rau cov kua mem sib txawv kuj sib txawv, uas feem ntau cuam tshuam los ntawm qhov sib txawv ntawm lub suab ceev ntawm cov kua mem, qhov viscosity ntawm cov kua mem, thiab qhov ceev ntawm cov kua mem. Feem ntau ntawm cov taub hau luam ntawv tam sim no muaj cov waveforms hloov pauv tau los hloov kho rau cov kua mem sib txawv.
Lub luag haujlwm ntawm cov ntaub ntawv waveform nozzle: cov ntaub ntawv waveform yog lub sijhawm ua haujlwm ntawm kev ua lub nozzle piezoelectric ceramic ua haujlwm, feem ntau muaj ntug nce (lub sijhawm them nyiaj), lub sijhawm nias tas mus li (lub sijhawm nias), ntug poob (lub sijhawm tso tawm), Lub sijhawm sib txawv muab yuav pom tseeb hloov cov kua mem kua uas nias los ntawm lub nozzle.
1.Cov Ntsiab Cai Tsim Qauv Waveform Tsav Tsheb
Kev tsim qauv waveform tsav tsheb suav nrog kev siv peb lub hauv paus ntsiab lus ntawm nthwv dej. Amplitude, zaus thiab theem yuav cuam tshuam rau qhov kev ua haujlwm kawg ntawm daim ntawv piezoelectric. Qhov loj ntawm amplitude muaj kev cuam tshuam rau qhov ceev ntawm cov kua mem kua, uas yooj yim lees paub thiab hnov, tab sis qhov cuam tshuam ntawm qhov zaus (wavelength) ntawm qhov ceev ntawm cov kua mem kua tsis tas yuav tob heev. Feem ntau, qhov no yog qhov hloov pauv nkhaus nrog qhov siab tshaj plaws (qhov zoo tshaj plaws tus nqi) yog xaiv tau, yog li tus nqi zoo tshaj plaws yuav tsum tau lees paub raws li cov yam ntxwv ntawm cov kua mem sib txawv hauv kev siv tiag tiag.
2. Qhov cuam tshuam ntawm qhov ceev ntawm lub suab ntawm cov kua mem rau ntawm cov duab nthwv dej
Feem ntau sai dua li cov kua mem hnyav. Qhov ceev ntawm lub suab ntawm cov kua mem dej yog loj dua li cov kua mem roj. Rau tib lub taub hau luam ntawv, thaum siv cov kua mem sib txawv, qhov wavelength zoo tshaj plaws hauv nws cov waveform yuav tsum tau kho. Piv txwv li, qhov dav ntawm cov kua mem dej tsav tsheb yuav tsum me dua li cov kua mem roj.
3. Qhov cuam tshuam ntawm cov kua mem viscosity ntawm waveform
Thaum lub tshuab luam ntawv uv luam tawm hauv ntau hom, tom qab thawj zaug tsav tsheb waveform xaus, nws yuav tsum tau nres ib pliag thiab tom qab ntawd xa qhov thib ob waveform, thiab thaum qhov thib ob waveform pib nyob ntawm qhov oscillation ntuj ntawm lub nozzle nto siab tom qab thawj waveform xaus. Qhov kev hloov pauv tsuas yog poob rau xoom. (Cov viscosity ntawm cov kua mem sib txawv yuav cuam tshuam rau lub sijhawm lwj no, yog li nws tseem yog qhov tseem ceeb rau kev ruaj khov viscosity ntawm cov kua mem kom ntseeg tau tias kev luam ntawv ruaj khov), thiab nws zoo dua los txuas thaum theem yog xoom, txwv tsis pub qhov wavelength ntawm qhov thib ob nthwv dej yuav raug hloov pauv. Yuav kom ntseeg tau tias cov inkjet ib txwm muaj, nws kuj ua rau muaj kev nyuaj ntawm kev kho qhov zoo tshaj plaws inkjet waveform.
4.Qhov cuam tshuam ntawm tus nqi ntawm cov kua mem ntawm cov nthwv dej
Thaum tus nqi ntawm cov kua mem sib txawv, nws lub suab ceev kuj txawv. Nyob rau hauv qhov xwm txheej uas qhov loj ntawm daim ntawv piezoelectric ntawm lub nozzle tau txiav txim siab, feem ntau tsuas yog qhov dav ntawm lub zog tsav tsheb tuaj yeem hloov pauv kom tau txais qhov zoo tshaj plaws ntawm lub zog ncov.
Tam sim no, muaj qee lub nozzles uas muaj qhov poob siab hauv kev lag luam UV luam ntawv. Lub nozzle qub nrog qhov deb ntawm 8 hli tau hloov kho mus rau qhov siab waveform kom luam tawm 2 cm. Txawm li cas los xij, ntawm ib sab tes, qhov no yuav txo qhov ceev ntawm kev luam ntawv. Ntawm qhov tod tes, qhov yuam kev xws li cov kua nplaum ya thiab xim streaking kuj yuav tshwm sim ntau zaus, uas xav tau qib siab dua ntawm cov tuam txhab luam ntawv uv.
Lub sijhawm tshaj tawm: Lub Rau Hli-30-2022
