Dovetail yog dab tsi? Tag nrho cov nqi uas twb muaj lawm

Cov txheej txheem:

Dovetail yog dab tsi? Tag nrho cov nqi uas twb muaj lawm
Dovetail yog dab tsi? Tag nrho cov nqi uas twb muaj lawm

Video: Dovetail yog dab tsi? Tag nrho cov nqi uas twb muaj lawm

Video: Dovetail yog dab tsi? Tag nrho cov nqi uas twb muaj lawm
Video: Tsev ntoo zoo nkauj xyoo 2020 tiav lawm. Beautiful wooden house in Vietnam 2024, Tej zaum
Anonim

Qee qhov xwm txheej ntuj tau tshoov cov neeg tsim khoom ntev ntev kom pom tsis yog los ntawm lub hauv paus ntsiab lus ntawm lawv qhov kev ua, tab sis tsuas yog los ntawm lawv qhov tsos. Cov qwj tau ua rau muaj kev loj hlob ntawm lub twj tso kua mis nrog tib yam li nws lub plhaub. Nws yog qhov ua tau heev uas lub cev xilethi-aus puag ncig los ua tus qauv ntawm lub log. Txawm tias tus dovetail tau pom daim ntawv thov. Nws cov yam ntxwv bifurcation nrog ib tug angular notch yog recognizable; nws tau los ua tus qauv ntawm ntau yam kev txawj thiab theoretical kev daws teeb meem. Ib txhia ntawm lawv tham hauv qab no.

dovetail
dovetail

Yuav ua li cas thiaj tsis rub tau?

Rau phab ntsa mounts, feem ntau yuav tsum muaj ib lub bracket uas yuav raug rau ntau txoj kev quab yuam. Yog hais tias qhov kev txhawb nqa tsuas yog hammered rau hauv phab ntsa zoo li tus ntsia thawv, nws muaj peev xwm hais tias nyob rau hauv lub zog ntawm loads nws yuav tawm ntawm nws qhov chaw thiab poob tawm. Txhawm rau tiv thaiv qhov no los ntawm qhov tshwm sim, feem ntau siv cov tshuaj yooj yim tab sis qub. Ib txoj kab ntev yog ua nyob rau hauv ib lub bracket (piv txwv li, ib daim ntawm lub phaj los yog lub kaum hlau), thiab qhov tshwm sim yog unbent nyob rau hauv opposite lus qhia. Nws tseem tsuas yog txiav hauv phab ntsaib lub qhov thiab immure ib tug qauv rau hauv nws los ntawm ib tug mortar, uas tau txais lub npe "dovetail" rau nws bifurcation. Lub fastening yog heev txhim khu kev qha, nws yog ib qhov nyuaj rau rub tawm xws li ib tug bracket. Txoj kev no muaj kev vam meej tshwj xeeb rau cov phab ntsa ua los ntawm cov limestone mos, uas lwm txoj kev (dowels, ntsia thawv lossis chopsticks) tsis zoo.

dovetail ua
dovetail ua

Kev tsim kho thiab ntoo architecture

Nyob hauv tebchaws Russia, thiab tsis yog xwb, kev tsim vaj tsev ecological tsis ntev los no tau nthuav dav. Log cabins, tsev pheeb suab, tsoos tsev ntoo ua tau raws li qhov yuav tsum tau muaj kev nyab xeeb, lawv yog ib puag ncig tus phooj ywg, zoo kawg nkaus khaws cov cua sov thiab, thaum kawg, tuaj yeem zoo nkauj heev. Cov cav ntoo uas ua rau cov phab ntsa tuaj yeem hais tawm ntawm cov ces kaum hauv ntau txoj hauv kev, tab sis feem ntau cov neeg tsim khoom siv lub npe hu ua "dovetail". Lub fastening yog raws li ib tug beveled zawj, uas tiv thaiv lub constituent qhov chaw ntawm cov qauv los ntawm tawm hauv lawv qhov chaw nyob rau hauv lub zog ntawm sab nraud quab yuam. Qhov kom zoo dua ntawm txoj kev yog tias nws tsis tas yuav tsum tau fastening hlau cov khoom (staples los yog rau tes - "crutches"), thiab yog li ntawd, tus nqi yog txo, thiab yog hais tias tsim nyog, koj muaj peev xwm txav lub tsev los ntawm disassembled nyob rau hauv lub rov qab kev txiav txim. sib dhos, tshem tawm txhua qhov bar hauv lem. Dovetail - ib txoj hauv kev txhim kho cov yees "tsis muaj ib tus ntsia hlau." Nws yog zoo kawg nkaus mastered los ntawm ancient Lavxias teb sab architects uas tsim muaj tseeb architectural masterpieces. Ib txhia ntawm lawv tau nthuav tawm nyob rau hauv lub tsev khaws puav pheej qhib hauv Kizhi, qhov chaw uas lawv tau raug thauj los ntawm thoob plaws lub tebchaws.disassembled vim lub fact tias cov kev sib txuas yog detachable thiab tiv taus yuav luag ib tug unlimited tus naj npawb ntawm disassembly-assembly cycles.

dovetail kev twb kev txuas
dovetail kev twb kev txuas

Rooj tog thiab khoom siv

Kev nyiam ntawm cov rooj tog tsim qauv hloov pauv, zoo li lwm yam kev zam. Ib yam tseem tsis tau hloov pauv: qhov zoo yog ib txwm muaj nuj nqis heev. Lub "aerobatics" ntawm ib tug kws ntoo uas muaj peev xwm siab tshaj plaws (tseem hu ua tus tsim khoom txee) yog suav tias yog ib qho kev ua haujlwm uas cov pob qij txha ntawm cov ntsiab lus ntawm lub rooj, lub rooj zaum lossis lub txee tsis zais, tab sis, raws li nws tau ua., muab tso rau ntawm qhov screen. Ntawm no, lawv hais tias, yuav ua li cas lub bureau tub rau khoom yog tsim, tsis muaj fiberboard thiab yas, ntoo yog nyob txhua qhov chaw, thiab qhov tseeb ntawm qhov haum tuaj yeem soj ntsuam pom. Txhawm rau tiv thaiv cov phab ntsa los ntawm kev sib kis thaum lub sij hawm thauj mus los thiab kev ua haujlwm yooj yim, qhov zoo qub "dovetail" feem ntau yog siv. Lub mount zoo nkaus li organic hauv cov rooj tog kim, tshwj xeeb tshaj yog thaum cov duab ntxoov ntxoo ntawm cov pob zeb sib piv. Lub hauv paus ntsiab lus dav dav yog tib yam li hauv kev tsim cov ntoo cav cabins, txawm li cas los xij, cov grooves yog tsim los siv cov cuab yeej tshwj xeeb hauv cov khoom sib xyaw ua ke, lub rooj tsavxwm.

dovetail tshuab
dovetail tshuab

khoom siv ntoo

Nkauj dovetail loom tsis muaj dab tsi zoo li noog plumage. Nws zoo li kev sib xyaw ua ke ntawm cov hlau txhuam thiab lub hauv paus ntoo. Tab sis nrog nws cov kev pab, tus tsim nyog rooj tog joiner yuav ua rau cov hniav tuaj thiab reciprocal slots nrog cov neeg siab nyob rau hauv xws li ib txoj kev uas lawv txuas ntawm lub kaum sab xis thiab nrog tsawg tsawg. Nws yog ib qho nyuaj rau ua tiav cov nyhuv no manually yog tiasfeem ntau ua tau. Ntawm nws cov tub ntxhais, lub tshuab no yog lub tshuab milling; tshwj xeeb txiav nozzles (milling cutters) yog siv los ua haujlwm nrog nws, uas tsim cov spikes thiab lawv cov grooves sib thooj hauv cov ntoo nrog cov zaus sib txawv thiab zoo.

dovetail nqaj
dovetail nqaj

Cov neeg tsim nkoj ua li cas?

Kev xav tau rau kev nruj, lub zog thiab kev ntseeg tau ib txwm raug yuam rau hauv dej. Lub tshuab ntawm dej hiav txwv thiab dej hiav txwv tuaj yeem co lub nkoj uas muaj zog tshaj plaws ntawm lub nkoj, tshwj xeeb tshaj yog tias nws, zoo li thaum ub, yog ua los ntawm ntoo. Hom kev sib txuas ntawm qhov "dovetail" tau siv ntau zaus, rau qhov laj thawj pom tseeb, los ntawm cov neeg tsim nkoj nkoj. Nws yog ib qho tsim nyog hais tias qhov kev lag luam no ib txwm tau ua los ntawm cov thev naus laus zis tshaj plaws. Rau txiav loj protrusions thiab recesses nyob rau hauv cov khoom ntoo, muaj txawm ib tug tshwj xeeb dovetail pom, uas nyob rau hauv nws tus kheej yog kiag li tsis zoo li ib tug forked noog silhouette. Ntawm qhov tsis sib xws, qhov txiav ntawm cov cuab yeej no yog ncaj thiab txawm. Lub hacksaw tau txais nws lub npe rau nws lub hom phiaj, nws yog qhov yooj yim los txiav grooves thiab cov hniav nrog inclined npoo. Nws yog siv los ua ke nrog lwm cov cuab yeej siv ntoo, ntawm qhov tseem ceeb tshaj plaws yog cov chisel thiab chisel. Lub hacksaw ntawm hom no yog tam sim no tsuas yog siv nyob rau hauv tsawg cheeb tsam ntawm ntau lawm, piv txwv li, nyob rau hauv kev tsim kho ntawm yachts los yog khoom kim heev vaj tse nyob rau hauv lub "eco" style. Cov kws ntoo tiag tiag feem ntau muaj cov cuab yeej no.

dovetail tshuab
dovetail tshuab

Phab ntsa ntawm lub Kremlin thaum ub

Yog, yog, thiab Moscow Kremlin, thiab ntau lwm yam medievalfortifications tau nqa tib "dovetail" ntawm lawv cov phab ntsa rau ntau pua xyoo. Nws yog txaus kom ua tib zoo xav txog ib qho ntawm cov battlements crowning lub laj kab ntawm lub plawv ntawm Russia nyob rau hauv thiaj li yuav to taub lub bifurcation ntawm nws cov ntsiab lus tshwj xeeb. Nws yog qhov nyuaj los hais tias daim ntawv no txawv npaum li cas, cov kev txiav txim siab zoo sib xws tau ua nyob rau hauv lwm lub fortresses nyob sab Europe ntawm lub sijhawm ntawd. Rau dab tsi? Nws yog qhov ua tau tias cov kws tsim qauv tau tsav los ntawm kev xav txog, thiab lub forked recess tau txais kev txhawb nqa rau squeakers lossis cannons, txawm hais tias qhov khoob ntawm cov hniav tuaj yeem txaus rau cov laj thawj no. Los yog tej zaum nws yog ib hom architectural zam. Txawm li cas los xij, cov merlons zoo sib xws (cov hniav) adorn cov phab ntsa ntawm Kremlin hauv Tula, nrog rau cov fortresses ntawm ntau lub nroog European (Pisa, Florence, Pistoia, Lucca, thiab lwm yam). Leej twg invented lub "dovetails" los decorate fortifications ua ntej yog tsis paub. Feem ntau yuav, architects caw los ntawm ltalis coj zam rau lawv mus rau Russia (piv txwv li, Pietro Solari koom nyob rau hauv kev tsim kho ntawm Moscow Kremlin thaum tig ntawm lub kaum tsib thiab kaum rau centuries).

dovetail plank
dovetail plank

Trailer

Trailers yog siv los thauj cov tsheb thiab lwm yam khoom siv uas thauj tsis tau ntawm lawv tus kheej (los ntawm lub tsheb tsis zoo mus rau lub tank). Lawv kuj hu ua "dovetail". Lub trailer muaj cov yam ntxwv retractable los yog nce cov txheej txheem, qee zaum nruab nrog cov kev taw qhia, tsim kom dhau lub log ntawm cov tsheb thauj khoom. Thaum lub sij hawm kev thauj mus los, cov "tails" nce. Yog vim li cas xws li ib lub npe tau txais hauv paus yog to taub:retractable los yog lifting ramps yog ob feem, zoo ib yam li lub forked plumage ntawm nqos.

dovetail adapter
dovetail adapter

Tripod Application

Indispensable rau tripods yog dovetail sib koom. Qhov kev sib txuas no tuaj yeem pom ntawm ntau lub tripods ntawm optics rau ntau lub hom phiaj (los ntawm telescopes mus rau cov koob yees duab yeeb yaj kiab) thiab lwm yam khoom siv, qhov tsim ntawm uas yuav tsum tau muaj kev hloov pauv hloov pauv siab. Ntawm nws qhov zoo yog qhov kev txo qis ntawm kev thim rov qab, yooj yim ntawm kev txav mus los ntawm ib txoj kab uas tau muab, lub peev xwm los teeb tsa lub ntsuas ntsuas, uas tuaj yeem nruab nrog lub cab cab. Lub "dovetail" nyob rau hauv cov ntaub ntawv no yog ib tug kinematic khub ntawm ib tug ruaj daim ntawv qhia uas muaj sab cutouts (angular nyob rau hauv cross section) thiab ib tug carriage txav raws nws, nruab nrog ib tug counterpart ntawm tus coj cov duab. Qhov tseem ceeb heev yog qhov muaj peev xwm ntawm kev sib koom ua ke xws li tripods. Qhov kev ncua deb ntawm sab qhov chaw yuav txawv, qhov tseem ceeb tshaj plaws yog lub kaum sab xis ntawm cov npoo sib tw. Txhawm rau ua ke cov khoom sib txawv nrog ib lub hauv paus, dovetail adapter yog siv, hauv kev tsim ntawm uas muaj kev kho cov ntsiab lus uas tso cai rau koj hloov lub hauv paus ntawm cov kabmob ib feem.

dovetail adapter
dovetail adapter

Txhua tus neeg yos hav zoov xav tau …

Txhua tus neeg tua neeg paub tias lub ntsiab lus ntawm lub hom phiaj yog txhawm rau txhawm rau peb lub ntsiab lus: lub qhov ntawm qhov bar, sab saum toj ntawm qhov pom thiab qhov chaw koj xav tau ntaus. Tsuas yog qhov kev ncua deb, cua thiab txhuas raug coj mus rau hauv tus account (yog tias cov khoom ntawm kev yos hav zoov yog mobile)koj vam tias yuav ntaus. Cov qauv tsim ntawm riam phom, thiab yog li qhov pom, yuav txawv. Muaj cov slots semicircular, rectangular thiab cov uas hu ua "dovetail". Hom kev pom no tso cai rau tus neeg tua neeg paub txog nrog qee yam kev txawj los suav qhov kev ncua deb mus rau lub hom phiaj.

pom dovetail
pom dovetail

Thiab cov txheej txheem ntawm kev txhim kho nws feem ntau zoo ib yam li ntawm tripods ntawm cov cuab yeej kho qhov muag, thiab qhov nws hu ua yog qhov yooj yim los twv. Feem ntau, riam phom niaj hnub tsis muaj dovetail yuav luag nyuaj rau xav txog.

Tails hauv lwm qhov kev paub

dovetail nqaj
dovetail nqaj

Lub sij hawm tau hloov mus ua piv txwv thiab ua tiav uas nws txhais tau tias yuav luag txhua qhov sib txawv (lossis sib koom ua ke). Mathematicians hu ua "dovetails" cov duab ntawm kev sib tshuam ntawm complex curvilinear nto, mechanics - ib yam tshwj xeeb ntawm jagged kinematic khub, physics - dependence ntawm tsis meej tsis meej. Txawm tias cov kws lag luam ntseeg tias cov kab kos ntawm cov nqi pauv lossis kev cia siab txog kev nqis peev qee zaum zoo li dovetail. Qhov no tshwm sim thaum kev sib kis ntawm cov ntaub ntawv txo qis lossis nce ntxiv raws sijhawm. Feem ntau, qhov no yog qhov lawv hu txhua yam uas sib txawv hauv ob, lossis, ntawm qhov tsis sib xws, sib txuas ua ib qho los ntawm ob ntu.

Pom zoo: