Cov txheej txheem:

DropArt - Precision Two Drop Photographic Collider: 11 Kauj Ruam (nrog Duab)
DropArt - Precision Two Drop Photographic Collider: 11 Kauj Ruam (nrog Duab)

Video: DropArt - Precision Two Drop Photographic Collider: 11 Kauj Ruam (nrog Duab)

Video: DropArt - Precision Two Drop Photographic Collider: 11 Kauj Ruam (nrog Duab)
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DropArt - Precision Two Drop Photographic Collider
DropArt - Precision Two Drop Photographic Collider

Nyob zoo ib tus thiab txhua tus, Hauv cov lus qhia no kuv nthuav qhia kuv qhov kev tsim rau lub khoos phis tawj tswj ob lub kua dej sib tsoo. Ua ntej peb pib ntawm cov ntsiab lus tsim, Kuv xav tias nws tsim nyog piav qhia meej tias lub hom phiaj ntawm kev tsim yog dab tsi.

Kev lom zem, nthuav thiab zoo nkauj ceg ntawm kev yees duab cuam tshuam nrog kev ntes cov duab ntawm cov kua ua kua thaum lawv tsoo lub pas dej uas muaj cov kua zoo sib xws. Qhov no hauv nws tus kheej tuaj yeem tsim cov duab nthuav. Txhawm rau kom tau qee cov duab txias heev, peb yuav tsum sib tsoo ob lub kua dej. Yog li thawj qhov poob rau hauv lub pas dej ua ke thiab tsim qhov kuv hu ua 'up-spout' uas nce los ntawm lub pas dej ncaj qha saum toj qhov uas thawj qhov cuam tshuam. Tam sim no qhov kev poob qis thib ob, ua tiav raws sijhawm, tsoo saum toj kawg nkaus ntawm 'up-spout' nthuav tawm cov kua sab nraud los tsim qee qhov zoo nkauj thiab txawv txav.

Lub hom phiaj ntawm kuv qhov DropArt tsim yog los muab cov yam ntxwv hauv qab no:

  • Txhawm rau tso cov kua poob nrog qhov rov ua dua tau
  • Txhawm rau tso cov kua dej thib ob nrog rau qhov rov ua dua tau thiab lub sijhawm raug raws qhov kev hwm thawj zaug
  • Txhawm rau tswj lub koob yees duab kaw kom ntes qhov poob sib tsoo
  • Txhawm rau tswj lub taub hau nyem kom khov qhov sib tsoo ntawm lub sijhawm tseeb hauv lub sijhawm
  • Txhawm rau muab tus neeg siv tus phooj ywg sawv ntsug ib leeg tswj hwm lub peev xwm los tswj txhua qhov ntsuas thiab ntau yam teeb tsa
  • Txhawm rau muab tus neeg siv tus phooj ywg Windows-based user interface lossis GUI txuas nrog ntawm USB
  • Txhawm rau muab bootloader los pab txhawb kev rov ua haujlwm ntawm USB

Kuj tseem yuav tsum muaj kev tiv thaiv txaus ntawm pawg tswj hwm thiab txuas lub koob yees duab thiab cov khoom siv nyem.

Kauj Ruam 1: Cia Saib Ntawm Qee Qhov Ua Ntej Ua Ntej…

Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…
Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…
Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…
Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…
Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…
Cia Peb Saib Qee Qhov Ua Ntej Ua Ntej…

Ua ntej nkag mus rau hauv kev nthuav dav tsim, cia peb xub saib qee qhov txiaj ntsig los ntawm DropArt txoj haujlwm. Yog tias koj, raws li tus nyeem ntawv, zoo li cov txiaj ntsig, koj yuav xav saib ntxiv rau hauv kev tsim thiab tej zaum muaj qhov tawg ntawm kev tsim ib tus kheej rau qhov uas kuv yuav muab kev txhawb nqa.

Yam tseem ceeb rau kev yees duab DropArt

Nws yuav tsum tau sau tseg tias kom tau txais txiaj ntsig zoo tshaj plaws lub koob yees duab tau teeb tsa rau B (lossis teeb) hom. Qhov no txhais tau hais tias tsuav yog lub qhov rooj raug kev nyuaj siab lub qhov rooj tseem qhib. Nov yog hom uas kuv pom ua haujlwm zoo tshaj rau DropArt kev yees duab. Nws yog qhov flash uas ntes lub sijhawm thiab tsis yog lub koob yees duab kaw. Txhawm rau kom ua tiav lub sijhawm nyem luv lub flash tso zis lub zog yuav tsum tau khaws cia kom tsawg. Kuv zoo li siv ob chav me me teeb tsa rau phau ntawv tso zis qis zog (saib daim duab hauv qhov kev xaus). Ib lub tsev nyem tau txuas ua ke rau DropArt maub los thiab raug rho tawm ntawm ib lub cable. Lub taub hau nyem thib ob yog opically slaving los ntawm thawj.

Raws li peb nyob hauv B hom teeb pom kev ib puag ncig ntau dhau yuav ua rau cov duab tsis meej. Yog li ntawd, tso duab yuav tsum tau ua hauv qhov pom kev tsis zoo - tsuas yog lub teeb txaus kom pom tias koj tab tom ua dab tsi. Kuv feem ntau tua cov duab nyob ib puag ncig f11 thiab yog li cuam tshuam vim lub teeb pom kev ib puag ncig tau tsawg.

Cov txheej txheem yooj yim thiab teeb tsa

Nws yuav tsum tau sau tseg tias txhua qhov teeb tsa yuav txawv me ntsis thiab koj yuav tsum ua siab ntev thiab txheej txheem Ib zaug koj muaj qhov yooj yim ob qhov sib tsoo koj yuav pom cov txiaj ntsig yuav luag 100% rov ua dua. Txog qhov teeb tsa hauv qab no kuv tau siv cov kais dej nrog cov xim zaub mov liab. Lub tshuab xa dej poob qis txog 25cm siab dua ntawm lub pas dej ua ke.

Nco ntsoov tias Mariotte siphon tau ntxuav cov kua uas siv cov tshuaj ntxuav tawm (saib qhov piv txwv hauv video) thiab tseem ua kom ntseeg tau tias qib kua tsis poob qis hauv qab ntawm Mariotte siphon.

  • Thawj zaug pib nrog ib qhov loj me me 35ms
  • Teem lub shutter ncua mus rau 100ms
  • Teeb lub teeb nyem ncua rau 150ms
  • Ua kom lub teeb nyem qeeb hauv +10ms nce ntxiv kom txog thaum koj pom qhov poob tshwm nyob rau sab saum toj ntawm tus ncej
  • Tam sim no koj tuaj yeem ua kom qeeb qeeb los ntawm tag nrho cov ntu ntu
  • Khaws ua kom qeeb qeeb kom txog rau thaum koj muaj tag nrho ib qho poob qis
  • Tam sim no ntxiv qhov poob qis thib ob 35ms thiab ncua ntawm ib ncig 150ms
  • Kho qhov poob ob ncua hauv +/- 10ms nce ntxiv kom txog thaum nws tshwm nyob rau sab saum toj ntawm tus ncej saum toj no thawj zaug tso tawm
  • Kho qhov poob ob ncua kom txog rau thaum qhov poob thib ob sib tsoo nrog cov dej ntws tawm los ntawm thawj qhov poob

Tam sim no koj muaj qhov pib sib tsoo tshwm sim koj tuaj yeem ua si nrog cov chaw kom tau txais cov txiaj ntsig koj xav tau.

Cov kua sib txawv sib txawv yuav xav tau cov chaw sib txawv tab sis koj tuaj yeem khaws cov no hauv cov teeb tsa sib txawv.

Kauj Ruam 2: Lub Sijhawm Lapse Yees Duab ntawm Kev Sib Deev

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Ntawm no kuv nthuav tawm cov vis dis aus - qhov no yog cov kab sib cais sib cais uas tau muab coj los ua qhov tseem ceeb nrog 10ms lossis 5ms ua ntu zus flash kom khov. Tom qab ntawd kuv tau sib txuas ua ke cov duab tseem ceeb los tsim cov yeeb yaj kiab luv luv ntawm lub neej ntawm kev poob thiab tom qab kev sib tsoo nrog qhov poob thib ob.

Kauj Ruam 3: DropArt Mechanical Drop Dispenser

DropArt Mechanical Drop Dispenser
DropArt Mechanical Drop Dispenser
DropArt Mechanical Drop Dispenser
DropArt Mechanical Drop Dispenser
DropArt Mechanical Drop Dispenser
DropArt Mechanical Drop Dispenser

Kwv yees qhov tseem ceeb tshaj plaws ntawm txoj haujlwm DropArt yog lub tshuab xa khoom poob. Ib feem ntawm kev tsim qauv no yog qhov tseem ceeb rau kev ua kom pom qhov loj me me.

Lub plawv ntawm kev tsim qauv yog lub tshuab hluav taws xob uas tau qhib thiab kaw siv 12v lub caij nplooj ntoo hlav ib txwm kaw solonoid. Qhov solonoid no yog kev tswj hwm qhov tseeb siv microprocessor raws li pawg tswj hwm.

Lub nkoj ua kua yog 36mm OD, 30mm ID acrylic tube. Txhawm rau npog lub raj tawm, Kuv muaj 3D luam tawm hauv HIPS kawg lub hau uas tau tsim los lees txais tus qauv 1/4 nti yeeb nkab fittings (saib cov duab). Cov tee tau faib tawm los ntawm cov raj txuas tus pas nrig - kuj yog 1/4 nti xov.

Sab saum toj ntawm cov raj acrylic tau ntim nrog qhov loj me 29 cov roj hmab. Cov roj hmab tau muab nrog lub hauv paus qhov uas kuv tau siv lub raj yas los tsim Mariotte siphon (saib ntu tshwj xeeb ntawm Mariotte siphon).

Lub solonoid tau ntim rau hauv lub thawv yas me me thiab txuas nrog lub qhov hluav taws xob sab nrauv.

Kauj Ruam 4: DropArt Tswj Pawg Tswj Xyuas Tsim thiab Txheej Txheem

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Hauv ntu no, kuv nthuav tawm cov vis dis aus luv luv hais txog DropArt tus qauv tswj hwm pawg thawj coj thiab nws kev tsim kho.

Kauj Ruam 5: DropArt Tswj Pawg Thawj Coj

DropArt - Txheeb Xyuas Qhov Ua Tau Zoo thiab Rov Ua Dua
DropArt - Txheeb Xyuas Qhov Ua Tau Zoo thiab Rov Ua Dua

Cov duab ntawm no qhia txog kev tswj hwm pawg tswj hwm schematic. Peb tuaj yeem pom tias los ntawm kev siv lub zog PIC microcontroller muaj zog cov phiaj xwm yog qhov yooj yim.

Koj tuaj yeem rub tawm cov schematic ntawm no:

www.dropbox.com/sh/y4c6jrt41z2zpbp/AAC1ZKA…

NCO TSEG: hauv cov vis dis aus qhov ntsuas hluav taws xob siv yog hom 78L05 me me. Kuv qhia txhua tus neeg tsim cov qauv siv no loj dua 7805 hauv TO220 pob

Kauj Ruam 6: DropArt - Ua Tau Zoo Siv Qhov System

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Image

Hauv ntu no, kuv nthuav tawm cov vis dis aus qhia yuav ua li cas thiaj li siv tau DropArt tswj qhov system. Cov vis dis aus npog siv lub khoos phis tawj ib leeg thiab tseem yog Windows-based user interface lossis GUI.

Kauj Ruam 7: DropArt - Txheeb Xyuas Qhov Ua Tau Zoo thiab Rov Ua Dua

Hauv cov kauj ruam no, kuv sim piav qhia ob qhov kev poob qis thiab qhia txog lub sijhawm raug ntawm DropArt txoj haujlwm.

Kab rov tav oscilloscope faib 50ms / cim.

Thaum pib, xav txog qhov thib ob ntawm ob daim duab. Nov yog kab ntawv yooj yim heev los ntawm kuv oscilloscope tso saib qhov yooj yim 1ms zuam uas tsim lub sijhawm nyob rau txhua lub sijhawm ua haujlwm. Qhov zuam no tau tsim tawm hauv PIC microprocessor siv lub khoos phis tawj timer khoos phis tawj tsim kom muaj kev cuam tshuam ntawm lub ntsiab lus meej hauv lub sijhawm. Siv lub sijhawm no, qhov poob me me, ncua sijhawm ncua, ncua sijhawm kaw thiab ncua lub sijhawm nyem tuaj yeem sib kis tau zoo heev ua cov txiaj ntsig rov ua dua.

Tam sim no xav txog thawj ntawm ob daim duab:

Qhov nruab nrab ntawm txoj kab xiav qhia pom ob txoj kev tso tawm. Txhua qhov poob muaj lub sijhawm me me ntawm 50ms thiab poob 2 ncua ntawm 150ms

Cov kab hauv qab liab qab yog qhov hluav taws kub ntsais nrog ncua ntawm 300ms tom qab poob 1 tso tawm thiab tuav lub sijhawm 30ms

Cov kab daj saum toj kawg nkaus qhia qhov tso tawm. Qhov no muaj qhov program ncua ntawm 200ms. Txawm li cas los xij, nws tau kwv yees tias lub koob yees duab muaj qhov kaw ntawm 100ms yog li qhov kaw qhov kaw yog 100ms ua ntej tshaj qhov tau npaj tseg. Lub qhov rooj kaw qhib rau lub sijhawm ua ntu zus (lub koob yees duab B hom). Lub qhov rooj kaw tom qab 30ms nyem rau lub sijhawm tau tas sijhawm.

Kauj Ruam 8: Mariotte Siphon - Piav

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Ib qho tseem ceeb heev ntawm kev tsim qauv yog yuav ua li cas tswj cov kua siab ntawm qhov nkag mus rau lub valve. Raws li cov kua qib hauv cov chaw tso dej poob qis, lub siab ntawm qhov nkag mus rau lub valve poob qis yog li ntawd cov kua ntws txaus. Qhov poob me me rau txhua lub sijhawm muab lub valve qhib qis dua vim cov qib dej poob. Qhov no ua rau tswj kev poob kev sib tsoo ua haujlwm thiab nyob ntawm qib kua. Cov vis dis aus hauv qib no piav qhia txog qhov teeb meem no tau daws li cas.

Qhov yeeb yaj kiab luv luv thib ob qhia txog yuav ua li cas DropArt tshem tawm cov yam ntxwv tuaj yeem siv los ua tus thawj ntawm Mariotte siphon ntxiv rau tshem tawm lossis ntxuav lub tshuab ua haujlwm.

Kauj Ruam 9: Bootloader Siv rau PIC rov ua haujlwm

Cov vis dis aus luv luv no qhia thiab piav qhia txog kev ua haujlwm ntawm PIC bootloader uas tuaj yeem siv los rov nyem PIC ntawm USB, tsis lees paub qhov xav tau siv lub siab PIC programmer.

Kauj ruam 10: DropArt Parts List

Daim Ntawv Teev Npe DropArt
Daim Ntawv Teev Npe DropArt
Daim Ntawv Teev Npe DropArt
Daim Ntawv Teev Npe DropArt
Daim Ntawv Teev Npe DropArt
Daim Ntawv Teev Npe DropArt

Txuas nrog yog cov ntawv lo lus teev cov ntu uas kuv siv rau kev qhia

Nov yog cov npe ntawm ntu uas xav tau los tsim txoj haujlwm DropArt. Txhua qhov khoom seem ib qho muaj nyob ntawm tus kheej. Qhov kev zam rau qhov no yog lub hau kawg rau cov kua dej acrylic uas kuv tau luam tawm 3D. Kuv tau txuas cov raj acrylic OD 36mm kawg cap homI (STL hom) rau cov kauj ruam no.

Cheebtsam nquag

PIC18F2550 microcontroller. Raws li muab, qhov no yog ib feem tsis yog programmed yog li yuav tsum tau flashed nrog DropArt firmware. Yog tias koj muaj tus kws tsim qauv tsim nyog koj tuaj yeem ua qhov no rau koj tus kheej, lossis kuv tuaj yeem xa tuaj rau koj ua ntej ib feem lossis koj tuaj yeem xa kuv qhov tsis pub dawb rau lub teeb

  • Xiav serial IIC 20x4 cim LCD module
  • 78L05 qhov ntsuas hluav taws xob
  • AN25 opto-isolator lossis zoo sib xws-2 tawm
  • MOC3020 opto-triac
  • IRF9530 P-channel FET lossis zoo sib xws
  • TLS106 SCR Thyristor lossis zoo sib xws
  • LEDs 2 tawm

Cheebtsam tsis dhau

  • 1N4001 diode (thim rov qab tiv thaiv polarity)
  • 100nf ceramic capacitors 3 tawm
  • 22uf 16v electrolytic capacitor lossis zoo sib xws 2 tawm
  • 22pf ceramic capacitors 2 tawm
  • 4MHz siv lead ua HC49/4H coj
  • SIL 8 tus pin cais tawm resistor network 1.8K 2 tawm
  • SIL 8 tus pin tus tiv thaiv network 4.7k 1 tawm
  • 470R 1/4W resistor 1 tawm
  • 10K 1/4W resistor 2 tawm

Txuas

  • 2.5mm board mount fais fab socket
  • 2.5mm chassis mount fais fab ntsaws/qhov (socket)
  • 2.5mm mono jack qhov (solenoid)
  • 3.5mm mono jack socket 2 tawm (kaw thiab nyem)
  • USB hom B 90-degree DIP poj niam lub qhov (socket)
  • Pin header 2.54mm 4 txoj kev
  • DIL 28pin tig tus pin IC qhov (socket)
  • DIL 6pin tig tus pin IC socket 3 tawm

Lwm yam

  • 12cm x 8cm FR-4 pawg thawj coj los ntawm lub qhov plated
  • Laub kom ua los ntawm lub qhov me me khawm
  • Teb encoder hloov 2 ntsis Grey coded
  • Tswj lub pob qhov rooj kom haum rau tus lej nkag teb chaws

Mechanics

  • Clear acrylic yeeb nkab 36mm OD 30mm ID thiab 18cm ntev
  • Lub hau kawg (3D luam tawm) kom haum rau cov yeeb nkab acrylic OD 36mm
  • Mariotte siphon hom kom haum bung chaw los ntawm 16cm ntev
  • Roj hmab bung loj 29 nrog rau qhov chaw
  • Barbed hose tail 1/4 "xov x 4mm muaj lub qhov muag
  • BSPP poj niam bulkhead haum nrog kho txiv ntoo 1/4inch
  • Barrel txiv mis 1/4 nti
  • 12V DC 4W hluav taws xob solenoid valve cua/roj/dej/roj ib txwm kaw 1/4inch ob txoj kev

Kauj Ruam 11: Xaus thiab Xav

Xaus thiab Xav
Xaus thiab Xav

Kuv tau zoo siab tsim thiab ua tiav txoj haujlwm no. Kuv cov phiaj xwm yuav luag ib txwm pib los ntawm tib qhov pib. Kuv txaus siab rau qee yam uas yuav xav tau cov cuab yeej tshwj xeeb. Thaum pom thiab feem ntau yuav cov cuab yeej, Kuv feem ntau poob siab nrog qhov ua tau zoo thiab ua haujlwm tau thiab tom qab ntawd xav tias raug yuam kom tsim thiab tsim kuv tus kheej lub iav kom ua txoj haujlwm kom raug. Qhov no yog qhov tseeb nrog DropArt qhov haujlwm.

Txoj haujlwm DropArt tam sim no ua rau kuv ua tau kua dej sib tsoo nrog ze 100% rov ua dua yog li kuv tuaj yeem tsom mus rau cov duab ntau dua li qhov kev ntxhov siab ntawm kev siv ntau pua daim duab vam tias yuav tau txais ob peb qhov kev sib tsoo.

Kuv tsim thiab tshaj tawm cov Lus Qhia no rau peb yam. Ua ntej tshaj plaws, Kuv txaus siab ua cov Ntawv Qhia raws li nws muab txoj hauv kev los sau cov phiaj xwm thiab ua raws li kev kaw. Qhov thib ob, Kuv pom tseeb vam tias tib neeg yuav nyeem thiab txaus siab rau tsab xov xwm, tej zaum txawm tias kawm qee yam tshiab. Thiab qhov thib peb, muab kev pab thiab txhawb nqa rau txhua tus neeg uas xav kom muaj qhov tawg ntawm kev tsim lub phiaj xwm. Kuv tau siv kuv lub neej ua haujlwm tag nrho los ua tus tsim qauv tsim hluav taws xob thiab software; txij thaum muaj hnub nyoog yau, tshwj xeeb yog nyiam siv hluav taws xob nyiam ua haujlwm. Kuv yeej txaus siab pab lwm tus uas tej zaum xav tsim rau lawv tus kheej tab sis tsuas yog xav tau kev qhia me ntsis thiab txhawb nqa.

Cov duab txuas nrog qhia kuv teeb tsa DropArt hauv kuv lub rooj cob qhia.

Thov koj xav tawm tswv yim lossis cov lus ntiag tug yog tias koj xav tau kev nthuav dav ntxiv.

Ua tsaug ntau, Dave

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