Ib, Tus Qauv Tsim Qauv: Hloov los ntawm Cov Qauv Siv Tshuab mus rau Kev Ua Haujlwm Kev Ua Haujlwm
1. Peb-sib nqus honeycomb qauv: txoj kev tseem ceeb uas lub zog poob
Chips thiab optical lo ntsiab muag yog ob qho piv txwv ntawm siab -cov khoom siv hluav taws xob muaj tseeb uas muaj kev cuam tshuam rau lub zog. Lub biomimetic honeycomb qauv architecture ntawm molded pulp kis lub zog cuam tshuam rau ntau qhov sib cais. Piv txwv li, ib hom ntawm lidar ntim nta hexagonal honeycomb hlwb uas yog 8 hli ntev ntawm txhua sab thiab 0.5 hli tuab ntawm phab ntsa. Lub ncov acceleration txo los ntawm 1200g ntawm ib txwm EPS ua npuas ncauj rau 380g nyob rau hauv lub 1.2m poob xeem, uas tiv thaiv lub internal precision qauv.
Cov ntsiab lus ntawm kev tsim:
Optimizing qhov loj ntawm chav tsev: Nws yog qhov zoo tshaj plaws kom lub honeycomb chav tsev sab ntev rau cov khoom nam piv ntawm 1: 5 thiab 1: 8 raws li qhov hnyav thiab qhov loj ntawm cov khoom.
Tsim rau phab ntsa thickness gradient: Ua kom cov phab ntsa stiffer nyob rau hauv cheeb tsam ntawd, ua kom nws 0.8mm tuab ntawm cov khoom sab. Ua kom nws zoo dua ntawm kev nqus lub zog, ua kom nws 0.3mm tuab rau sab nraud.
Kev pov thawj ntawm dynamic simulation: Siv LS-DYNA software los simulate ib tug 1.5-meter poob thiab nrhiav lub kaum sab xis zoo tshaj plaws rau lub honeycomb layout (feem ntau 45℃rau cov kev taw qhia ntawm kev cuam tshuam).
2. Cov khoom siv sib xyaw ua ke: mus dhau qhov kev txwv ntawm kev ua haujlwm ntawm cov tawv nqaij
Lub elastic modulus ntawm ib txwm pulp molding tsuas yog 0.2-0.5 GPa, uas ua rau nws nyuaj rau cov khoom hnyav xws li servers thiab industrial controllers los tuav. Ntxiv nanocellulose (NCC) lossis carbon fiber (CF) cov ntaub ntawv txhawb nqa tuaj yeem tsa cov qauv mus rau ntawm 2 thiab 5 GPa. Piv txwv li, lub roj teeb ntim rau Huawei Mate 60 yog ua los ntawm cov ntaub ntawv sib xyaw uas yog 30% iav fiber. Lub distortion nyob rau hauv ib tug 50kg stacking xeem tsuas yog 1.2 hli, uas yog 76% tsawg dua cov ntshiab pulp.
Tsim ib tug qauv rau cov ntaub ntawv:
Cov txiaj ntsig ntawm kev ntxiv cov khoom siv hauv chav kawm rau kev txhim kho kev ua tau zoo
Lub zog tensile ntawm nano cellulose (NCC) nce los ntawm 5-10% thiab tus nqi nqus dej mus rau 30%.
Carbon fiber (CF) muaj 15-20% siab dua elastic modulus thiab 300% siab dua conductivity.
Bio-raws li resin nrog kub tsis kam ntawm 5-8% tau nce mus rau 120℃thaum tseem biodegradable.
3. Kev sib xyaw ua ke ntawm cov txheej txheem ua haujlwm: ua ntau yam kev tiv thaiv kev tiv thaiv
Cov hluav taws xob zoo li qub, kev cuam tshuam ntawm electromagnetic cuam tshuam (EMI), thiab microbiological kab mob tuaj yeem ua rau muaj teeb meem nrog cov khoom siv hluav taws xob siab tshaj -. Siv cov txheej txheem txheej txheej saum npoo, koj tuaj yeem tau txais cov nyhuv "tiv thaiv- zoo li qub + shielding + antibacterial" nyhuv:
Ntxiv 2-5% carbon dub lossis graphene rau saum npoo kom nws tsis tshua muaj hluav taws xob (10 ⁶–10 ⁹ Ω / sq), uas ua tau raws li IEC 61340-5-1 tus qauv.
Txheej rau electromagnetic shielding: Nickel{0}}plated fiber ntau (5 μm) composite npog uas txiav qhov hnyav los ntawm 60% piv rau cov hlau thaiv thiab thaiv 40dB ntawm lub suab hauv 1-18GHz zaus ntau.
Antibacterial txheej: Thaum kho nrog nano silver ions (Ag + concentration 50ppm), nws nres ntau tshaj 99% ntawm Escherichia coli thiab Staphylococcus aureus los ntawm kev loj hlob.
2, Cov txheej txheem thev naus laus zis tseem ceeb: kev tswj xyuas meej los ntawm lub chaw sim mus rau ntau lawm
1. Ua kom cov chaw rau cov txheej txheem molding ua haujlwm zoo dua
Cov khoom siv ntawm molded pulp yog cuam tshuam ncaj qha los ntawm nws qhov ntom (0.4-0.8g / cm³). Koj tuaj yeem tau txais kev tswj xyuas qhov ceev heev los ntawm kev hloov qhov kub (180-250 degree), siab (5-10 MPa), thiab tuav lub sijhawm (10-30 vib nas this) thaum lub sijhawm kub nias.
Tsawg ceev (0.4–0.5g / cm ³): zoo rau lub teeb yuag cushioning pob xws li xov tooj ntawm tes thiab lub mloog pob ntseg. Nws tuaj yeem nqus tau li 85% ntawm qhov cuam tshuam.
High density (0.6–0.8g / cm³): siv los txhawb cov tshuab loj xws li cov servers thiab cov neeg hlau. Nws tuaj yeem tuav txog 15-20MPa ntawm lub siab.
The packaging for the Dell XPS 13 notebook has a gradient density design, with a density of 0.7g/cm³ in the bottom support area and 0.45g/cm³ in the top buffer area. Qhov kev puas tsuaj ntawm lub vijtsam tau nqis los ntawm 18% mus rau 3% thaum qhov kev ntsuas poob yog 1.5 meters.
2. Demoulding txoj kab nqes thiab fillet vojvoog: Cov khoom siv hluav taws xob uas yuav tsum tau muaj meej heev xav tau cov ntim khoom uas yog qhov tseeb (siab ntev ± 0.1mm), thiab qhov demoulding txoj kab nqes thiab fillet radius yuav tsum tau tswj nruj me ntsis.
Demoulding txoj kab nqes: Txoj kab nqes ntawm sab hauv yog 1-3 degree, thaum txoj kab nqes ntawm phab ntsa sab nrauv yog 0.5-1 degree. Qhov no ua rau cov khoom tsis tau daig lossis pob ntawm kev hloov pauv.
Rounding vojvoog: R3-R5mm puag ncig cov ces kaum yog ua haujlwm nyob rau hauv cov qauv kev hloov mus rau qis kev ntxhov siab concentration (kev ntxhov siab concentration qis dua 40%).
Kev pov thawj ntawm kev simulation: Siv ANSYS Workbench los ua qauv ntawm cov txheej txheem demolding thiab nrhiav qhov zoo tshaj plaws nqes hav thiab fillet ua ke, pwm lub neej tau txuas ntxiv los ntawm 50,000 siv rau 200,000 siv.
3. Kev sib koom tes tsim nrog ob peb kab noj hniav
Ntau-kab kab noj hniav tsim yog xav tau rau cov khoom siv hluav taws xob uas muaj ntau qhov chaw (xws li drones thiab khoom siv kho mob) kom muaj qhov chaw zoo thiab kev tiv thaiv ntawm lawv tus kheej:
Independent chamber: Txhua qhov tseem ceeb, zoo li lub nti lossis lub cev muaj zog, muaj nws lub chamber uas yog ± 0.05mm hauv qhov loj kom lawv tsis txhob sib tsoo thaum tsiv.
Kev sib txuas channel: Txhawm rau kom huab cua siab txawm thiab ua kom yooj yim rau qhib lub thawv, muab 0.5mm dav ua pa qhib nruab nrab ntawm cov chav.
Lub DJI Mavic 3 drone tuaj nyob rau hauv rooj plaub nrog 12 kab noj hniav, txhua tus muaj nws tus kheej qhov rau lub roj teeb, gimbal, thiab hniav. Tus nqi ntawm kev puas tsuaj thaum unpacking tau poob los ntawm 3% mus rau 0.2%.
3, Cov ntaub ntawv siv feem ntau yog rau cov neeg siv khoom siv hluav taws xob thiab cov khoom lag luam.
1. High-paj nti ntim ntim: cov tshuaj tiv thaiv ntawm qib micrometer
Lub ntim rau 5nm txheej txheem chips los ntawm ib lub npe yuav tsum ua raws li cov qauv no:
Tsis zoo li qub: Surface resistivity tsawg dua los yog sib npaug rau 10 ΩΩ / sq.
Moisture resistance: tus nqi ntawm nws absorbs noo noo yuav tsum tsawg dua 2% (nyob rau hauv ib qho chaw nrog 85% av noo rau 48 teev).
Buffer: 1 meter poob: ncov acceleration 500g
Teb:
Nanocellulose Reinforced Pulp (NCC 8% + Fiberglass 15%) yog cov khoom siv.
Structure: Ib ob - txheej honeycomb tsim nrog ib tug 6 hli sab ntev nyob rau sab saum toj honeycomb thiab ib tug ntev 10 hli nyob rau hauv qab honeycomb.
Txheej: Graphene anti- txheej zoo li qub (2 μ m tuab) + Diatomaceous ntiaj teb noo- pov thawj txheej (5 μ m tuab)
Cov txiaj ntsig ntawm kev xeem:
Kev sim poob: 1.2 meters down, 420g max acceleration
Kev ntsuas dej noo: 85% av noo, 1.8% noo noo nqus tus nqi hauv 48 teev
Test rau electrostatic zog: nto resistivity: 6.2 × 10 ΩΩ / sq
2. Ntim rau cov khoom siv kho mob: ob qho teeb meem los daws: ua kom huv thiab nyab xeeb
Lub ntim rau lub portable ultrasound diagnostic ntsuas los ntawm ib tug muab hom yuav tsum tau raws li cov qauv no:
Aseptic xav tau: Ua tau raws li qib kho mob tus qauv ISO 11737-1
Kev ua haujlwm tsis zoo: Ib qho poob ntawm 1.5 meters tsis ua mob rau nws.
Kev ua raws li ib puag ncig: T Ü V Austria tau lees paub tias nws yog 100% recyclable thiab biodegradable.
Xyoob fiber (60%), bio-raws li resin (20%), thiab nano silver antibacterial agent (0.5%) ua cov khoom.
Structure: 3D mesh kev txhawb nqa thiab kev ywj pheej ntawm kab noj hniav
npog: PLA biodegradable noo noo- pov thawj npog uas yog 8 μm tuab
Cov txiaj ntsig ntawm kev xeem:
Kev kuaj kab mob microbial: 99.9% ntawm Escherichia coli thiab Staphylococcus aureus raug tso tseg.
Kev sim poob: 1.5 meters poob, 0.3 hli sojntsuam txav
Kev kuaj degradation: Tom qab 180 hnub, cov nplooj lwg muaj qhov degradation ntawm 92%.
