Yuav Ua Li Cas Ua Haujlwm Nrog Sheet Hlau Machinery?
Ua hauj lwm nrog cov hlau, tshwj xeeb tshaj yog tom qab nws tau raug txiav, ua tau rau txaus ntshai. Txhua qhov kev txiav koj ua rau cov ntse ntse thiab tsim burrs uas tau muab ntiv tes tawm tau. Tias yog vim li cas nws tseem ceeb heev uas koj yuav tsum muaj kev tiv thaiv kev nyab xeeb. Looj hnab looj tes thaum tsim nyog, thiab hnav cov iav kev ruaj ntseg thiab khau boots. Tsis txhob khiav koj ob txhais tes, txawm tias thaum gloved, hla lub txiav ntug. Nco ntsoov sau ntawv burrs sai. Khaws koj qhov chaw ua haujlwm dawb ntawm seem. Cov hlau khib nyiab kuj muaj qhov muaj teeb meem. Ntxuav cov nplooj ntawv hlau nrog kev saib xyuas, tshwj xeeb tshaj yog tias lawv ntub, vim tias cov dej noo sib xyaw nrog roj thiab av tuaj yeem zom npo thiab ua rau tsis nyuaj. Thaum kawg, xyuas kom koj lub hammers muaj zog thiab koj txiab yog ntse.
Lub teeb sheet hlau - hlau khov nyias nyias kom zoo li siv nrog cov cuab yeej tes - nws yog ib qho ntawm ntau yam khoom siv rau ntau yam hauv tsev. Nws sheathes lub ru tsev thiab ob sab ntawm cov tuam tsev, thiab nws cov ntaub qhwv thiab flashing, ductwork, thiab hoods exhaust. Nws tuaj yeem dov mus rau hauv thooj voos kheej kheej, khi rau hauv thawv thiab, nyob ntawm seb hom hlau, siv rau tej khoom siv uas zoo nkauj thiab cov tswv yim.
Sheet hlau ntawm stainless hlau thiab tooj liab prized rau lawv cov luster, aluminium rau nws lub teeb nyhav thiab tsis kam xeb, thiab galvanized hlau - hlau nrog ib txheej ntawm zinc mus rau forestall xeb - rau nws cov uas tsis muaj nqi thiab yooj yim tuav khoom. Galvanized hlau yog cov hlau uas xaiv rau feem ntau hauv cov tsev haujlwm.
Txhua daim hlau tuaj yeem tuaj yeem ua ntau yam txog li ntawm ¼ nti - qhov taw tes ntawm cov hlau uas ua tau hu ua phaj. Tab sis lub ntsuas kev ntsuas rau nyias kuj txawv. Rau cov stainless thiab galvanized hlau, tuam ntxhab siv cov kev ntsuas hauv zauv feem ntawm ib nti los yog cov ntsuas paib. Qhov ntsuas yog raws li Tebchaws Asmeskas Txheej Txheem rau hlau thiab hlau. Qhov tsawg dua tus ntsuas paib, qhov loj dua qhov tuab.
Rau txhuas ntawv, cov neeg siv cov kev ntsuas hauv cov zauv feem ntawm ib nti los qhia qhov tuab thiab. Lawv feem ntau yog cov chav kawm tooj liab los ntawm qhov hnyav, hauv ounces ntawm ib nrab square feet. Piv txwv, flashing ntawm kev lag luam vov siv 16-ounce (.02 inch tuab) tooj liab; cov khoom siv xws li cov pa hauv lub raj siv 24-ounce (.032 nti) tooj.
Lub Gallery ntawm Cov Ntawv Cog Hlau
Sheet-metal cov neeg ua haujlwm siv hlau posts hu ua stakes los txhawb cov hlau thaum lawv ua haujlwm rau nws. Qhov sib npaug ntawm daim phiaj sib hollow pliaj txhawb cov kav dej, cov thoob, thiab tej yam khoom zoo ib yam nrog cov khoom nkhaus hauv lub seaming, grooving, thiab qhov xaus. Cov phiaj xwm squared ntawm tus ceg txheem lwm tus kawg muab ib qho chaw ntim rau seaming thiab cov thawv rau khoom thiab cov hlua ntawm daim duab. Siv lub vuab tsaj hatchet ua kom khov tob, xws li ntawm qhov chaw ntawm lub npov. Nws ntse ntug creases hlau crisply. Ob lub horn ntawm txawv diameters rau ntawm tus neeg teb xov tooj txhiab tus qauv curves thiab thooj av ntawm ntau ntau thiab tsawg. Cov duab thaij sab nraud thiab cov khoom sib txuas rau ntawm lub luv luv ntawm lub tshuab raj pov tseg. Lub hlais me me yog siv rau shaping ntev thiab narrower cones.
Lub shanks ntawm hatchet, neeg xyuas pib, thiab blowhorn stakes haum rau hauv qhov ntawm steel hlau phaj, uas koj tau bolt rau koj workbench. Los yog koj tuaj yeem tiv thaiv cov ceg txheem ntseeg hauv lub vise. Lub khauj khaum ntawm caj npab muab hlua khi ncaj qha rau hauv koj lub rooj zaum nrog ib thooj voos uas xuas hauv ib sab zuj zus ntawm lub cuab tam, uas yuav pom ntau qhov ntev ntawm tus ceg txheem dej kom ntev dua ntawm ntug kev.
Drafting ib tug qauv thiab Identring rau Sheet hlau
Cov kav, cov yas thiab cov thawv uas ua los ntawm cov hlau yuav tuaj yeem piav meej los ntawm cov qauv ntawv. Cov qauv, feem ntau hu ua kev tawm dag zog, yuav tsum muaj tag nrho cov nqes, hau, thiab hem uas koj yuav tsum tau muab tais rau hauv cov qauv ntawm cov ntawv hlau uas koj xav ua. Tus txheej txheem ntawm kev tsim kom muaj ib qho kev paub meej thiab meej dua yog hu ua "drafting."
Tej Sheet Hlau
Kev txiav cov hlau rau cov qauv thiab qhov koj xav tau yog qhov theem nrab ntawm cov khoom siv cov khoom hlau - cov kauj ruam ntawm kev tso tawm tus qauv thiab khoov thiab muab cov hlau rau hauv nws daim ntawv kawg. Vim yog nws tus txheeb ze thinness thiab ua kom yooj yim, koj tuaj yeem hlais ntawv hlau mus txog 22-gauge nrog cov cuab yeej tes kom zoo li effortlessly li koj yuav txiav ntawv nrog txiab. Siv ib lub hacksaw los txiav cov tuab hlau, xws li hlau phaj.
Aviation snips yog cov cuab yeej tshaj plaws rau kev ua ob kab ncaj thiab nkhaus. Ib qho punch hlau yog lwm txoj kev los txiav cov ntawv hlau. Ob lub ris tsho thiab punches yuav tsum tau kho. Koj yuav tsum hle koj cov hauj lwm. Khaws cov pob qij txha ntawm koj cov pas nrig zoo dua los ntawm qhov zawm ntawm lub vos piv txwv uas tuav ob sab ntawm cov cuab yeej ua ke. Txhawm rau kom cov menyuam ua haujlwm zoo, qee zaus roj sib koom nrog cov roj hauv tsev los sis roj silicone.
Ob peb cov cuab yeej hluav taws xob ua haujlwm zoo li ntawv-hlau txiav. Rau qhov txiav qhov ntau ntawm qhov ntau thiab tsawg, koj tuaj yeem siv lub tshuab fais fab los yog ib qho xovxwm nrog cov khoom tshwj xeeb rau cov ntawv hlau. Rau cov txiav loj loj uas muaj cov kab ncaj nraim los yog nkhaus, koj tuaj yeem siv lub hwjchim uas tuav tes lossis tuav ib rab phom.
Ua ntej siv ib lub kaw pob hlau txiav cov hlau, nco ntsoov tias nws cov khoom raug kho kom haum. Ua ntej kho lub nro nrawm raws li qhov chaw tsim cov khoom siv. Cov taub hau ntawm cov hniav, uas flank lub hau ntawm ob sab, yuav tsum ceev nrooj ncaj nraim rau cov hniav, ces loosened kom txog thaum koj tuaj yeem plam ib daim ntawv ntawm txhua phau ntawv thiab cov hniav.
Yuav ua li cas khoov thiab khi cov hlau siv cov cuab yeej siv hlau ua hlau
Ob theem haujlwm - folding thiab dabtsi yog khoov - hloov daim ntawv teev lus hlau-hlau ua ib yam khoom zoo. Nrog rau hlau ntawm 24-gauge los yog sib zog, koj tuaj yeem ua tus curves ntawm cov hlau thooj voos thiab lub ntsej muag-khawm tais ntawm lub thawv ntawm tes.
Ua ntej koj tuaj yeem ua daim kawg, koj yuav tsum npog lub qab ntim thiab cov nqaws taw uas tau qhia los ntawm tus qauv los txhawb thiab khi cov npoo ntawm daim ntawv hlau thiab muab ua rau lawv tsis tshua muaj teeb meem. Koj tuaj yeem ua daim ntawv no nrog ib tus tes seamer thaum daim ntawv tseem fwv. Xaus npoo rau cov npoo ntawm cov khoom cylindrical ua ntej yuav shaping cov hlau. Rau ntau daim ntawv-hlau duab, xws li lub thawv, lub cones, thiab tapers, ntxiv cov kab ntug tom qab koj ua tiav qhov kev sib tsoo thiab kev sib tw khiav haujlwm. Txawm li cas los xij, thaum tsim ib lub npov, nco ntsoov sau rau ntawm daim ntawv tais hauv av uas qhib cov hlua khi nyob qhov twg.
Rau cov quav ntim quav thiab cov txaj muag, siv ib qho chaw sib tshuam los ua cov ntaub nplaum qhib, hu ua seam locks, ua ntej koj los ua daim ntawv tais plaub. Tshem tawm nyob rau hauv daim khi kom cov txheej pov tseg ntawm cov hlau ntub ua ke tau yooj yim ntawm cov khoom tiav. Ua kom daim ntawv khawm ntawm cov lus sib tw sab nraud kom lawv sib puab.
Tom qab tsim cov nqes xau, koj cov kauj ruam yog ua kom cov ntse ntse uas txhais tau cov chaw ntawm cov thawv ntawv thiab cov plaub hau, thiab ua rau cov nkhaus khoov ntawd cov duab thaij thiab cov duab sib txuas. Rau txhua hom kev khoov, siv cov ceg txheem ntseeg tsim nyog, lossis koj tuaj yeem tsim kho cov kav dej, cov blocks, thiab lub kaum sab xis. Ua kom muaj qhov khov khov, piv txwv, khov kho cov hlau nrog lub kaum ntse ntse hlau thiab lub plhaub thiab lub plhaub hla lub ntug kev ua haujlwm. Ua ob sab ntawm ib lub thawv nrog kev pab ntawm ib lub thaiv ntoo uas muab txiav kom loj thiab clamped rau hauv qab ntawm lub thawv. Khoov li ob sab tiv thaiv cov ntoo.
Qhov ntev ntawm cov yeeb nkab clamped hauv vise yog qhov chaw tsim nyog rau cov khoom noj nyob hauv shaping curves, cones, thiab tapers. Rau txawv txawv los yog nyuaj curves, txiav ntoo formers - interlocking blocks ntawm hardwood - nyob rau hauv cov duab koj xav tau. Clamp ob daim ntoo nrog lub hlau nruab nrab ntawm lawv thiab siv lub vise los nyem cov ntawv hlau rau hauv cov duab.
Tom qab koj tau khoov tawv thiab khi cov hlau rau hauv nws daim ntawv kawg, khov kho cov nqaws taw los ntawm txoj hlua khau thiab hammering lawv tiaj los ua daim ntawv tais plaub. Mus ua haujlwm nrog cov phiaj nkhaus, clamp ib daig ntawm cov yeeb nkab rau hauv qhov vixaj los txhawb qhov haujlwm. Rau cov thawv los yog cov duab plaub sib dhos, yuav tsum txhawb nqa cov khoom ua hauj lwm los ntawm kev txuas ib qhov ntev ntawm cov khoom vaj tse lossis tsheb ciav hlau los ntawm ntug kev.
Rau ib qho kev ruaj ntseg zoo heev, ua kom tiav lub pob qij nrog ib txhais tes groover. Xaiv ib qho cuab yeej grooving nrog ib qho slot 1/16-nti wider tshaj li tus seam nws tus kheej. Yog tias koj tabtom ua ntau yam khoom nrog grooved seams, khom rau ntawm ntau txoj kab sib txawv. Piv txwv, yog tias koj npaj rau ¼- pim seams thoob plaws hauv qhov project, koj tuaj yeem ua kom tiav txhua txhua txoj kab nrog 5/16-nti (Tsi 2) tes groover.
Tej co kev ua haujlwm ntawm hlau ua rau muaj teeb meem tshwj xeeb. Muab ntim rau ntawm ib lub khob rau ib lub phab ntsa cylindrical los yog tapered nrog ob leeg seam, los yog kab thaiv lub npoo ntawm ib yam khoom ntim, yuav tsum tau ua kom koj ua tau ntse folds raws curved rims thiab npoo. Koj tuaj yeem siv ib nkawm ntawm cov pliers uas tau muab pliav kom koj muab qhwv lub puab tsaig hauv daim npog ntsej muag kom tsis txhob marring hlau. Siv lub mallet thiab chaw rauj rau crimp cov hlau uas nyob ib ncig ntawm ib lub xaim los ua ib kab ntug, los yog txhuam cov flanges ua ke hauv ob lub seam. Hauv txoj kev xa cov flange nrog cov pliers, xws li xuas hlau ua tes nrog cov cuab yeej tes, hnav hnab looj tes thiab ua hauj lwm maj mam thiab ua siab ntev kom tsis txhob ncab lossis kinking hlau.
Hlau Txiab, Punches thiab Lwm Cov Kev Siv Hlau Cov Khoom Siv Los Txiav Cov Ntawv Hlau
Cov khoom siv tes tuav, txiab, thiab punches yog siv los txiav cov hlau rau txhua tus qauv lossis loj. Nws muaj peb hom qauv ntawm chaw ua dav hlua:
Aviation snips nrog ib tug serrated hniav uas nkhaus thiab beveled mus txiav ib txoj kab ncaj nraim
Aviation snips nrog txoj cai curve
Aviation snips nrog ib tus laug tes
Dav muaj nyob rau ntawm hom av coj mus muag tau muaj xim muaj xim ntsej muag rau kev ceev nrawm rau hauv qhov kev cob qhia. Cov duab ntawm cov cuab yeej hlau ua haujlwm pab cov hlau kom nkhaus tawm ntawm lub cuab tam raws li nws txoj kev txiav, uas tso cai rau txoj kev txiav kom yooj yim dua.
Hlais-nqi txhuam tau ntev ntev thiab cov ncuav hniav, ua rau lawv tseem ceeb tshaj rau cov txiav curves hauv cov nruj nruj.
Cov ripping shear yog muab rau luv luv, nyuaj-rau-cuag hauv qhov txiav.
Punches, thaum tapped dua nrog ib pob-peen rauj, ua qhov ntawm ntau ntau thiab tsawg:
Cov khoom punch thawb me me ntawm ib daim ntawv hlau
Cov punch hollow ua haujlwm zoo li ib lub ncuav ci ntim khoom siv los tshem cov khoom seem
Siv lub tshuab seamer los yog daim hlau hlau txaj xaib, txhawm rau nruab nrab ntawm txoj hlua hlau uas koj yuav tau khoov, muab qhov khau ntawm cov seamer kom lawv kaw nyob rau ntawm kab ntawv dhau los ntawm cov hlau. Tighten screws adjusting them kom txog thaum lawv tawg tiv thaiv cov hlau. Siv sab ntug ntawm lub puab tsaig sab nraud los ntawm kev sib zog los ntawm kev nias ntawm qhov chaw ua haujlwm thaum koj tsa cov leeg ntawm lub seamer los pib khoov. Ntawm lub ntug ntev, nws yog qhov zoo tshaj plaws los ua haujlwm ntawm nruab nrab rau ib sab, tuav thiab khoov cov hlau ntug txhua 3 mus rau 4 nti raws txoj kab. Yuav tsum tsis txhob txhuam cov hlau, khoov txhua seem me ntsis, thiab mam li txav mus rau tshooj ntxiv ntawm cov hlau, coj nws nrog rau yav dhau los. Txuas ntxiv folding me ntsis kom txog thaum koj tau ua haujlwm ntawm ntug rau lub kaum sab xis ntawm nruab nrab thiab kaw tag. Lub ntug yog tam sim no npaj txhij rau kev thaiv, los yog rau ntxiv creasing rau ib tug folded hem los yog ib tug seam ntsuas phoo.
