STEEL COLUMN INSTALLATION
Steel kem installation ib ntus:
① Muab lub hauv paus → ② khi → ③ Hoisting → ④ Kho → ⑤ Kev kho zaum kawg.
Steel kem installation txoj kev:
(1) Kev them nyiaj yug:
a. Kev tswj qhov siab:
Nyob rau hauv qhov project no, raws li qhov tob ntawm lub khob pob zeb thiab qhov siab ntawm lub hauv qab ntawm lub steel kem, qhov nce tswj cov hlau qhov chaw thiab "middle reinforcement" (φ30 steel tuav) yog embedded nyob rau hauv nruab nrab ntawm lub hauv qab ntawm lub khob. kev tsim kho ntawm lub hauv paus pob zeb. Qhov siab ntawm qhov saum npoo ntawm "middle reinforcement" yog raws li qhov siab ntawm lub hauv qab ntawm cov hlau kem, thiab qhov siab yuam kev ntawm cov hlau qhov chaw yog tswj nyob rau hauv ± 1 hli.
Txhawm rau kom ntseeg tau tias cov kem steel yog raug thiab ruaj khov rau ntawm qhov kos φ30 "center reinforcement" nyob rau hauv lub hauv paus, ib tug 20- tuab steel phaj yog welded nyob rau hauv qab ntawm H-shaped steel kem, raws li qhia nyob rau hauv daim duab hauv qab no.
Thaum txhim kho lub steel kem, ua ntej ntxuav lub hauv paus khob thiab xyuas qhov tseeb qhov siab ntawm pre-faus elevation tswj "middle reinforcement" (φ30 steel bar) nyob rau hauv lub hauv paus. Txij li thaum qhov kev nce siab ntawm qhov siab ua ntej faus kev tswj hwm "middle reinforcement" tau raug tswj kom raug thaum lub hauv paus tsim, tsis tas yuav tsum muaj shims ntxiv. Txoj kev no ua rau steel kem kho ko taw yooj yim, nrawm thiab ua haujlwm tau zoo. Kev tsim kho yog ceev, lub zog yog tsim nyog, thiab kem tuaj yeem hloov kho dawb hauv ntau qhov kev qhia yam tsis hloov qhov siab thaum nws hoisted.
b. Ua ntej kev teeb tsa, siv tus kws ntoo tus cwj mem los tso cov kab ntev thiab cov kab sib txuas axial ntawm lub hauv paus dav hlau nyob rau sab saum toj ntawm lub khob qhov ncauj raws li cov kab tso rau cov kab hlau txuas.
(2) Kem khi thiab hoisting
a Tom qab cov kab hlau tuaj txog ntawm qhov chaw, muab tso rau raws li txoj haujlwm ntawm txoj kev npaj hoisting thiab xyuas seb tus qauv thiab tus lej puas yog. Lub dav hlau txoj hauj lwm ntawm cov kab hlau tom qab tuaj txog yog qhia hauv daim duab hauv qab no.
b. Ua ntej nqa lub kem, kab kab rov tav yuav tsum tau kos nrog cov xim liab 2300mm los ntawm hauv qab ntawm kem los ua ib qho kev siv rau kev kuaj xyuas lub dav hlau nce ua ntej thiab tom qab kev teeb tsa.
c. Lub installation ntawm kem belongs rau ntsug hoisting. Txhawm rau kom lub hoisted kem drooping thiab yooj yim muab tso rau hauv qhov chaw, lub khi taw tes yog txiav txim siab nyob rau hauv qis ib feem ntawm lub corbel. Txhawm rau tiv thaiv cov npoo ntse ntawm kab los ntawm kev puas tsuaj rau txoj hlua thaum lub sij hawm hoisting, siv lub tsheb qub roj hmab siv los cais nws thiab muab tso rau ntawm kaum txoj hlua. Ua tib zoo saib xyuas qhov khi ruaj khov thiab yooj yim tshem tawm.
d. Ib ntus steel ladders thiab lub zog muaj zog bolts yuav tsum tau khi rau cov kab hlau los txhim kho cov clamps ntawm lub platform ua haujlwm.
e. Txhawm rau tiv thaiv kom tsis txhob cuam tshuam ntawm kev ua viav vias ywj pheej, txoj hlua hemp yuav tsum tau khi rau ntawm sab sauv ntawm sab hauv qab ntawm kem los ua txoj hlua khi los kho cov kev taw qhia.
f. Siv txoj kev sib hloov rau hoisting raws li qhov chaw nyob:
Tom qab cov kev npaj ua ntej lifting yog npaj txhij, lub lifting sim yog thawj zaug. Thaum lub steel kem yog nqa mus rau qhov siab ntawm 200mm los ntawm hauv av, lub lifting yuav tsum tau nres los xyuas seb lub rigging yog ruaj thiab lub crane yog ruaj khov. Tom qab lees paub tias tsis muaj teeb meem, lub crane tuaj yeem raug txib kom maj mam nqa thiab tig mus rau saum lub khob qhov ncauj, thiab tom qab ntawd maj mam txo qis. Thaum lub hauv qab ntawm kem yog 40 mus rau 100mm deb ntawm txoj hauj lwm tsim, ob txoj kab siv ntawm lub cev kem thiab lub hauv paus raug kho rau qhov tseeb, lub crane raug txib kom nqis los rau hauv qhov chaw, thiab kem yog kho ib ntus nrog steel wedge (los yog ntoo wedge) thiab cua hlua. Tus nuv tuaj yeem raug tshem tawm tsuas yog thaum nws muaj kev nyab xeeb.
Cov ntsiab lus tseem ceeb ntawm txoj kev sib hloov:Txoj kev nqa ib kem los ntawm kev tig lub crane thaum nqa tus nuv kom cov kem tig ib ncig ntawm kab ko taw yog hu ua txoj kev sib hloov, raws li pom hauv daim duab A hauv qab no. Thaum siv txoj kev sib hloov los nqa ib kem, txhawm rau txhim kho kev nqa khoom, thaum lub steel kem nkag mus rau hauv qhov chaw, kem txoj hlua khi, qhov nruab nrab ntawm sab ko taw thiab qhov nruab nrab ntawm lub khob-zoo li lub hauv paus yuav tsum yog nyob rau ntawm ib qho. arc nrog lub crane qhov chaw nres tsheb raws li qhov chaw nruab nrab thiab qhov kev ncua deb ntawm qhov chaw nres tsheb mus rau qhov chaw khi (piv txwv li lub vojvoog kev sib hloov ntawm cov hlua khi) raws li lub vojvoog (xa mus rau peb lub ntsiab lus thiab ib qho arc), raws li qhia hauv daim duab B hauv qab no .
Steel kem hoisting yog qhia nyob rau hauv daim duab hauv qab no:
(3) Preliminary calibration ntawm kab:
Kem yuav tsum tau calibrated ua ntej ntawm sab nrog loj deviation thiab ces nyob rau sab nrog me deviation.
a. Kev kho cov kab ke feem ntau suav nrog peb yam: dav hlau txoj haujlwm, qhov siab thiab ntsug.
b. Thaum cov kab hlau hoisted rau hauv qhov chaw, nws yog ib qho kev sib tw ib zaug, thiab feem ntau tsis tas yuav kho lub dav hlau. Raws li qhov siab ntawm kem, txij li qhov kev nce siab tau raug tswj xyuas kom raug los ntawm φ30 pre-faus "center reinforcement" ua ntej hoisting, nws feem ntau tsuas yog yuav tsum tau kuaj xyuas thiab tsis tas yuav kho. Yog li ntawd, kev kho ntawm steel kem yog tsuas yog kho lub verticality thiab recheck lub elevation.
c. Txoj haujlwm kho kab ke yuav tsum tau ua ib txhij nrog cov cuab yeej ntsuas. Hauv qhov project no, qhov verticality ntawm cov kab tau pom thiab ntsuas thiab kho siv ob lub theodolite.
Ua ntej, muab lub theodolite rau ntawm ib sab ntawm kem, ua kom cov kab nruab nrab ntev nrog lub hauv paus ntawm kab hauv qab, thiab tom qab ntawd nruj nreem screws ntawm kab rov tav phaj.
· Ntsuas kab nruab nrab ntawm kab, thiab saib hauv qab mus rau saum. Yog hais tias lub longitudinal center kab yog ua raws li, lub kem yog ntsug. Yog tias nws tsis ua raws li, kho cov kab ke kom txog thaum nws ua raws li txoj kab nruab nrab ntawm lub theodolite.
· Siv tib txoj kev los ntsuas kab kab rov tav, kom txoj kab nruab nrab ntawm sab nraud ntawm kab ntawv yog perpendicular mus rau kab rov tav axis ntawm lub hauv paus. Tom qab lub kem yog qhov tseeb, nws tuaj yeem kho tau.
· Verticality kho ntawm steel kem: Siv adjustable nrug ntsia hlau rods thiab steel wedges. Txij li thaum qhov kev sib cuag ntawm sab ntev ntawm kab yog me me, lub ncoo yog teem rau thaum tsim kho. Daim duab qhia ntxaws yog raws li hauv qab no.
Qhov ntev ntawm steel wedge yog raws li nram no:
(4) Thaum kawg calibration thiab fixation ntawm steel kem:
Tom qab lub steel kem yog hoisted rau hauv qhov chaw, lub kho kab ke ua hauj lwm feem ntau yog kho qhov nce thiab kho qhov verticality. Txoj kev kho yuav siv tau cov cuab yeej xws li txiv neej hlua, jacks, crowbars thiab steel wedges (los yog ntoo wedges) siv ntsug thiab lateral quab yuam xws li rub, thawb, txhawb nqa thiab prying ntawm steel kem.
Kho qhov ntsug ntawm kab, nrhiav qhov axis thiab qhov siab. Tom qab lees paub tias txhua yam yog lawm, qhov sib txawv ntawm cov kab hlau thiab lub khob hauv paus yuav tsum tau ntim nrog C40 zoo pob zeb pob zeb. Expansive high-strength grouting khoom yog nyiam.
Kev tiv thaiv ntawm cov khoom ntawm qhov chaw
1) Cov khoom siv yuav tsum tau muab tshem tawm kom zoo kom tsis txhob muaj kev puas tsuaj thiab tiv thaiv kev sib tsoo lossis sib tsoo ntawm cov khoom.
2) Cov khoom yuav tsum tau muab tso rau hauv qhov chaw zoo, thiab cov txheej txheem ntawm cov kab hlau yuav tsum tsis pub tshaj 3 los tiv thaiv cov khoom los ntawm kev sib tsoo thiab deforming ib leeg.
3) Ua ntej nqa, cov roj, av nkos, plua plav, thiab lwm yam ntawm cov khoom yuav tsum tau ntxuav.
Kev tso kawm ntawm cov khoom thiab cov kev xav tau ntawm qhov chaw
1) Thaum unloading Cheebtsam, unload lawv ncaj qha nyob ze ntawm lawv qhov chaw installation thiab nyob rau hauv lub vojvoog tig ntawm lub crane. Kos cov lej kom meej nrog tus cwj mem ntshiab kom pab txhawb nqa.
2) Cov khoom sib xyaw yog npaj kom huv si ntawm qhov chaw, thiab qee qhov sib txawv yog tshwj tseg ntawm cov khoom nyob ib sab los pab txhawb kev khi.
3) Lub tsev kawm ntawv yuav tsum muaj zog thiab tiaj tus, tsis muaj kev pheej hmoo los nag lossis daus ua paug rau cov khoom, thiab yuav tsum muaj peev xwm ua tau raws li 30-tuj tsheb.
Steel qauv installation
Kev npaj ua ntej steel kem nqa
Ua ntej hoisting steel kem, ua ntej khi lub cable rau hauv kem lub cev, xaiv lub hoisting point ntawm txoj hauj lwm ntawm lub corbel, siv ob chav steel hlau ropes teem rau sab sauv thiab qis txoj hauj lwm, thiab mus rau lub kauj ruam tom ntej tom qab lub clamps thiab lwm yam kev tshuaj xyuas yog tsim nyog. Ua ntej hoisting steel kem, qhov chaw axis, lub hauv paus axis thiab qhov siab, lub khob loj thiab lub khob hauv qab qhov siab ntawm cov steel kem yuav tsum tau kuaj xyuas thiab ua haujlwm rau kev xa thiab txais, thiab tus naj npawb, qhov loj, qhov ntsia hlau qhov chaw thiab txoj kab uas hla ntawm steel kem. yuav tsum tau tshuaj xyuas tag nrho. Tom qab paub meej tias nws ua tau raws li qhov yuav tsum tau ua ntawm cov qauv tsim, kos cov kab nruab nrab ntawm qhov nruab nrab ntawm sab saud thiab qis kawg ntawm cov kab hlau thiab cov kab nce siab nyob rau hauv qis kawg ntawm kab.
Steel kem hoisting
(1) Steel kem installation txoj kev
Ua ntej nqa lub steel kem, tso ib lub rooj ntoo ntawm lub hauv paus hauv qab kom tsis txhob muaj kev puas tsuaj rau lub hauv paus thiab lwm yam qauv.
Tshwj xeeb lifting hlau ropes yog siv los khi cov kab hlau, thiab cov ntoo blocks los yog roj hmab pads yuav tsum tau tiv thaiv kev puas tsuaj rau cov kab hlau.
Cov kem steel yog ntsia siv lub 25-tuj tsheb crane. Thaum nqa lub steel kem, lub crane yuav tsum nqa tus nuv thiab tig caj npab tib lub sij hawm kom lub steel kem vertically tawm hauv av.
(2) Kev hloov kho txoj haujlwm thiab kho ib ntus
Thaum lub steel kem yog hoisted mus rau 200mm saum lub hauv paus khob txoj hauj lwm, stabilize nws thiab maj mam muab tso rau ntawm lub hauv paus khob, tsis txhob bumping tiv thaiv lub pob zeb ntug ntawm lub hauv paus khob thaum lub sij hawm poob. Tom qab kev siv, siv lub kaum sab xis tshwj xeeb los xyuas thiab kho cov kab hlau kom nws txoj kab kev sib koom ua ke nrog lub hauv paus qhov chaw axis. Peb tus neeg yuav tsum tau ua haujlwm thaum lub sijhawm hloov kho, ib tus txav cov kab hlau, ib qho los pab tswj kev ruaj khov, thiab lwm tus los ua kev tshuaj xyuas. Qhov kev ua yuam kev yog tswj tsis pub dhau 2 hli.
(3) Thaum kho qhov siab ntawm cov steel kem, tso lub shim nyob rau hauv qab ntawm lub khob-qhov ncauj foundation, siv ib theem kom pom qhov nce ntawm lub phaj hauv qab ntawm steel kem raws li qhov siab ntawm lub shim, yog li ntawd. Qhov siab ntawm steel kem tom qab nws nyob rau hauv qhov chaw ua tau raws li qhov tsim tsa qhov yuav tsum tau nce siab, ntsuas qhov ntsuas qhov siab ntawm lub cev, thiab tom qab ntawd siv ib theem los ntsuas qhov ntsuas qhov siab tom qab nws tau teeb tsa.
(4) Steel kem verticality kho Siv tus pas ntsuas theem los ua qhov kev hloov kho ua ntej rau qhov ntsug ntawm steel kem. Tom qab ntawd siv ob lub theodolite los soj ntsuam los ntawm ob sab ntawm kem tib lub sijhawm thiab hloov kho nrog kev pab los ntawm cov hlua cua. Raws li pom hauv daim duab hauv qab no:
Schematic daim duab ntawm steel kem verticality hloov
(5) Tom qab kev hloov kho, siv yim hlau wedges los tso qhov sib txawv ntawm lub hauv qab ntawm steel kem thiab lub khob hauv paus, thiab tom qab ntawd muab cov hlua khi rau hauv kem kom nws ruaj khov.
Hlau beam installation
Cov kab hlau yuav tsum tau muab tso rau hauv qhov chaw zoo, cov neeg pw tsaug zog yuav tsum tau muab tso rau hauv nruab nrab ntawm txhua txheej ntawm cov kab hlau, thiab ob lub ntsiab lus nqa nqa cov kab hlau yuav tsum tau xaiv ntawm ob sab ntawm qhov nruab nrab ntawm lub ntiajteb txawj nqus ntawm cov kab hlau. Ob lub ntsiab lus nqa yuav tsum nyob deb 800mm ntawm qhov kev txhawb nqa thiab nruab nrab, thiab qhov kev ncua deb ntawm ob lub ntsiab lus nqa yuav tsum tau tsim kom tsim nyog raws li qhov ntev ntawm cov kab hlau.
Txhawm rau kom muaj kev nyab xeeb thiab tiv thaiv qhov ntse ntawm cov nqaj hlau los ntawm kev txiav cov hlua hlau, cov hlua hlau yuav tsum tau tiv thaiv, lub kaum sab xis yuav tsum tsis pub tsawg tshaj 45 degree, thiab cov nqaj hlau yuav tsum ncaj nraim nrog cov hlua hlau los yog nqa. nrog ib tug tshwj xeeb clamp.
Ua ntej nqa cov nqaj hlau, nruab ib txoj hlua ruaj ntseg ntawm lub nqaj hlau. Thaum nqa, dai ob txoj hlua khi ntawm ob qho kawg ntawm cov nqaj hlau. Ob tug neeg tuav ob txoj hlua khi ua ke. Lub lifting ceev ntawm steel beam yuav tsum qeeb thaum pib. Txhawm rau kom muaj kev nyab xeeb, cov neeg ua haujlwm tsis tuaj yeem sawv ncaj nraim hauv qab kab. Muab ib lub hnab ntaub los tso cov bolts uas muaj zog heev ntawm ob qhov kawg ntawm cov nqaj hlau. Thaum lub steel beam yog lifted saum toj no txoj hauj lwm, pib muab steel beam nyob rau hauv qhov chaw. Kev poob ceev ntawm cov nqaj hlau yog tswj ntawm 3 meters / feeb. Teem ob lub installers ntawm txhua qhov kawg ntawm lub taub hau ntawm kab hlau los npaj rau kev teeb tsa ntawm cov nqaj hlau. Thaum cov nqaj hlau nyob ze rau ntawm txoj haujlwm, ob tus neeg tsim khoom yuav tsum tuav lub flange sab saud ntawm cov nqaj hlau nrog lawv ob txhais tes, rub lub nqaj hlau mus rau txoj haujlwm, thiab npaj rau nruab siab lub zog bolts.
Installation ntawm enclosure qauv thiab txhawb kaum braces
1) Kev teeb tsa lub ru tsev purlins: Tom qab cov qauv tseem ceeb tsim ib lub sij hawm, lub ru tsev purlins yog hoisted mus rau lub ntsiab kab ntawm lub ru tsev los ntawm ib tug crane thiab ntsia manually. Lub purlins tseem tuaj yeem rub mus rau lub ru tsev manually nrog dawb kho ropes rau kev teeb tsa. Tom qab cov purlins raug teeb tsa, cov purlin txhawb nqa tau nruab rau lub sijhawm.
2) Kev teeb tsa ntawm phab ntsa purlins: Tom qab cov qauv tseem ceeb tsim ib ntu ntu, cov neeg ua haujlwm tsim kho sawv ntawm lub rooj zaum thiab siv cov hlua dawb kho kom rub cov phab ntsa purlins mus rau qhov chaw teeb tsa.
3) Corner brace installation: Tom qab lub ntsiab welding tiav lawm, lub ces kaum brace kev twb kev txuas yog nqa tawm.
Steel kem ntsuas thiab calibration
1) Verticality kho ntawm steel kem
Thaum txhim kho thiab calibrating steel kem, ob lub theodolite yog teem rau ntawm cov kab tswj uas offset 90 degrees thiab 1 meter ntawm ib leeg thiab saib nyob rau hauv tib txoj kev. Cov neeg ua haujlwm theodolite saib xyuas cov kav hlau me me nyob rau sab saum toj ntawm kem, ntsuas qhov sib txawv ntawm cov steel kem thiab coj kev kho.
A. Tswj lub verticality ntawm txhua thawj-hanging interval steel kem.
Lub calibration ntawm B steel kem yog ua nyob rau hauv plaub kauj ruam: pib calibration thaum pib zawm; recalibration ua ntej zaum kawg nruj; taug qab thiab saib xyuas thaum vuam; thiab ntsuas qhov kawg tshwm sim tom qab vuam.
B. Ua ntej thawj zaug zawm, koj tuaj yeem siv cov theem ntev los tswj qhov ntsug, thiab tom qab ntawd ua cov kev kho kom raug tom qab tsim cov ncej. Tom qab vuam, rov ntsuas dua yuav tsum tau nqa tawm thiab muab piv nrog cov txiaj ntsig ntsuas thaum lub sijhawm kawg nruj, uas yuav yog lub hauv paus rau cov kauj ruam tom ntej ntawm kev tsim kho.
C. Steel Kem Verticality Measurement Method
Initial calibration:Siv tus ntsuj plig qib los ua qhov kev hloov kho ua ntej rau qhov verticality ntawm steel kem.
Precise kho ntawm verticality ntawm steel kem:Lub ntsiab ncej yog hoisted nrog ib kem kab sib chaws raws li ib lub sij hawm installation. Tom qab peb lub sijhawm sib law liag yog hoisted,
Tom qab tag nrho yog tsim, nws tuaj yeem muab tso rau hauv kev ntsuas kev kho. Siv ob lub theodolite los soj ntsuam ntawm ob sab ntawm kem tib lub sijhawm, thiab siv txoj hlua cua los kho thiab kho.
Steel qauv ntsuas
2) Steel kem nce siab tswj
Raws li qhov ntsuas qhov siab ntawm lub dav hlau nyob qhov twg steel kem nyob, kab rov tav elevation deviation ntawm steel kem yog ntsuas nrog ib theem thiab kho yog qhia.
3) Steel beam ntsuas:
Tom qab cov kab steel hoisted thiab calibrated, ib tug +1.00m tswj taw tes yog ntsuas rau txhua steel kem raws li on-site leveling point raws li lub hauv paus rau txoj kev hloov ntsug ntawm qhov nce thiab qhov. beam installation nce; lub hauv paus kab ntawm lub steel beam yog popped rau saum npoo ntawm steel beam.
Qhov project tswj axis mus rau kem tswj qhov offset ntawm txoj hauj lwm beam; tswj qhov tseeb ntawm lub beam elevation raws li kem elevation tswj taw tes. Teem lub theodolite nyob rau hauv pem teb platform, saib rov qab los ntawm tus ntoo khaub lig lub kaum sab xis mus rau lub axis ntawm lub coj beam, aim lub theodolite nyob rau hauv nruab nrab kab ntawm lub Upper nto ntawm lub beam mus rau lwm yam kawg, thiab saib seb tus lej coincides nrog lub beam axis.
Kev ntsuas ntsuas thiab teeb tsa cov ntaub ntawv
Hauv qhov project no, kev suav ntawm kev soj ntsuam thiab teeb tsa cov ntaub ntawv siv cov txheej txheem ntawm cov lus nug hauv computer. Cov kauj ruam tshwj xeeb yog raws li nram no:
1) Tsim cov ntaub ntawv qauv
Ua ntej, raws li tus qauv tsim ntawm txhua lub tsev nyob rau hauv cov qauv tsim thiab lawv cov kev sib raug zoo ntawm kev sib raug zoo, kos txhua lub tsev, lub tsev axis, tswj cov kab uas yuav tsum tau staked tawm, thiab lwm yam hauv kev faib ua feem hauv AutoCAD los tsim cov ntaub ntawv qauv.
2) Cov lus nug ntawm kev ntsuas thiab teeb tsa cov ntaub ntawv
Tom qab kev ntsuas thiab layout cov ntaub ntawv qauv yog kos, siv Dist thiab lwm cov lus txib hauv AutoCAD los nug cov ntaub ntawv ntsuas thiab layout xws li lub kaum sab xis thiab qhov deb ntawm lub hauv paus paub (axis tswj pawg, nteg tawm axis, thiab lwm yam) thiab tswj kab yuav nteg tawm.
3) Qhov zoo ntawm lub computer tsis siv neeg nug
Lub khoos phis tawj tsis siv neeg query method yog siv kom tau txais cov ntaub ntawv ntsuas thiab muab tso rau, uas tsis yog yooj yim rau kev xam, tab sis kuj yog qhov tseeb heev. Qhov kev ncua deb qhov tseeb tuaj yeem teeb tsa rau {{0}}.1mm, 0.01mm, thiab lub kaum sab xis raug teeb tsa rau 0.0", 0 .00" lossis siab dua raws li qhov tseeb.
High-strength bolt siv
1. Kev npaj ua ntej kev teeb tsa
1) Kev ntsuam xyuas thiab tshuaj xyuas cov bolts muaj zog
Anti-slip coefficient xeem
Qhov project no siv 10.9 qib loj hexagon high-strength bolts. Kev ntsuas kev tiv thaiv kev sib tw ntawm cov bolts muaj zog yuav tsum tau nqa tawm ntawm lub phaj nrog cov neeg sawv cev feem ntau tuab hauv qhov project, thiab 3 pawg yuav tsum tau ua.
Qhov luaj li cas ntawm cov khoom xeem yog raws li nram no:
Axial quab yuam test
Yim pawg ntawm bolt khub raug xaiv los ntawm cov batch ntawm bolts los nruab rau ntawm qhov chaw tsim kho kom rov kuaj xyuas dua.
2) Kev thauj mus los thiab kev khaws cia ntawm lub zog muaj zog bolts
kev thauj mus los
High-strength bolt kev twb kev txuas yog tsim thiab muab los ntawm cov chaw tsim tshuaj paus nyob rau hauv batch thiab muaj Hoobkas ntawv pov thawj. Daim ntawv, qhov loj me thiab cov txheej txheem kev sib txuas ntawm cov ntsia hlau muaj zog yuav tsum ua raws li cov qauv hauv tebchaws GB1228-1231-84 thiab GB3632-3633-83. Loj hexagon high-strength bolts rau steel qauv
Cov kev sib txuas ua ke muaj ib lub ntsia liaj qhov rooj, ib lub txiv ntoo thiab ob lub tshuab ntxhua khaub ncaws. Kev sib xyaw ua ke siv yuav tsum ua raws li lub teb chaws cov qauv, thiab cov khoom siv sib txuas ua ke yuav tsum tau muab khaws cia thiab muab tso rau hauv tib pawg.
Kev sib txuas ntawm cov ntsia hlau muaj zog yuav tsum tau ua tib zoo saib xyuas thaum lub sijhawm thauj khoom, tshem tawm, thauj thiab khaws cia kom tsis txhob muaj kev puas tsuaj rau lub thawv ntim khoom thiab cov bolts.
High-strength bolt warehouse cia
1. High-strength bolt kev twb kev txuas yuav tsum tau muab ntxuav thiab khaws cia raws li cov specifications, batch tooj, serial tooj thiab cov hnub xa khoom cim rau ntawm lub thawv ntim. Lawv yuav tsum muab khaws cia rau hauv tsev warehouses thiab yuav tsum tsis txhob muab tso rau saum 3 txheej. Lawv yuav tsum tau khaws cia noo noo-pov thawj sab hauv tsev thiab khaws cia kom qhuav rau lub sijhawm ntev los tiv thaiv xeb thiab kis kab mob los ntawm cov av, thiab tiv thaiv kev hloov pauv ntawm torque coefficient. Cov txheej hauv qab yuav tsum loj dua lossis sib npaug li 300mm saum av.
2. Thaum lub sij hawm kev teeb tsa ntawm qhov chaw, cov bolts muaj zog yuav tsum tau muab tawm raws li tus lej xav tau rau hnub. Cov bolts ntxiv yuav tsum tau khaws cia kom zoo. Lawv yuav tsum tsis txhob muab tso rau random kom puas cov xov los yog kis los ntawm cov av.
3. Ua ntej yuav siv lub zog siab bolt txuas khub uas tau khaws cia rau lub sijhawm ntev, nws yog ib qho tsim nyog yuav tsum tau ua qhov kev tshuaj xyuas zoo dua. Yog tias pom qhov tshwm sim txawv txav tom qab tshem tawm, nws yuav tsum tau kuaj xyuas. Cov qauv tshuaj xyuas yuav tsum tau ua raws li cov kev cai ntawm lub teb chaws tus qauv GB1228 ~ 1231-84 thiab GB3632 ~ 3633-83. Nws tuaj yeem siv tau tsuas yog tom qab dhau qhov kev ntsuam xyuas.
3) High-strength bolt kev tsim kho kev tswj
1. Tus Thawj Saib Xyuas Kev Tsim Kho
Thaum ua tiav qhov kev tsim kho lub zog siab, ua ntej txiav txim siab tus neeg saib xyuas lub zog muaj zog los ua lub luag haujlwm rau kev tswj xyuas qhov project, kev tswj xyuas zoo thiab cov neeg ua haujlwm tsim kho.
2. Kev tswj huab cua (kev nyab xeeb)
Hauv txoj cai, tsis muaj kev ua haujlwm thaum lub caij los nag lossis daus. Yog tias nag lossis daus tshwm sim thaum lub sijhawm ua haujlwm, cov khoom tsis sib haum yuav tsum tau ceev ceev.
3. Kev tswj xyuas qhov sib txhuam
Ua ntej zawm, ua ntej xyuas qhov kev sib txhuam nto. Yog tias muaj cov xeb xoob, roj, xim, cov khoom seem lossis lwm yam txuas uas txo cov kabmob muaj peev xwm ntawm qhov sib txhuam, siv cov txhuam hlau, ntawv xuab zeb lossis cov nplaim hluav taws xob oxygen-acetylene tshem tawm.
4) High-strength bolts tsim
1. Qhov kawg nruj ntawm ib ntus bolts
Ua ntej muab cov bolts muaj zog, nruj nreem nrog cov bolts ib ntus kom cov kev sib txuas nruj. Yog hais tias cov khoom ntawm kev sib txuas yog khoov los yog warped, nws yuav tsum tau kho.
Thaum qhov sib txawv ntawm qhov tsis pub dhau 2 hli, nws tuaj yeem kho nrog lub reamer.
Yog tias qhov sib txawv ntawm qhov ntau tshaj 2 hli, txoj kev kho kom tsim nyog xws li hloov cov panels yuav raug saws raws li kev sab laj nrog cov neeg ua haujlwm tswj. Gas txiav thiab qhov nthuav dav tsis raug tso cai.
2. High-strength bolt insertion
Ua tib zoo saib xyuas cov kev taw qhia ntawm cov txiv ntseej thiab cov tshuab ntxhua khaub ncaws uas muaj zog bolts thiab nruab lawv raws li daim duab hauv qab no.
Thaum muab ntsia liaj qhov rooj, ceev faj kom tsis txhob xeb, plua plav, roj, thiab lwm yam. Tsis tas li ntawd, tsis txhob yuam nws mus rau hauv lub qhov ntsia hlau thaum lub sij hawm tsim kho kom tsis txhob ua rau cov xov puas.
3. Thaum xub thawj nruj
Tom qab zawm cov bolts kho ib ntus, paub meej tias qhov ntom ntawm cov khoom.
Tom qab thawj zaug zawm, kos cov bolts, ceev, ntxhua khaub ncaws thiab cov khoom siv nrog cov cim dawb
4) Thaum kawg nruj
Tom qab thawj zaug zawm, siv ib qho tshwj xeeb nruj nreem kaw kom nruj kom txog thaum lub caj dab tawg.
Hauv txoj ntsiab cai, cov bolts tso rau tib hnub yuav tsum tau nruj rau tib hnub.
Hauv txoj cai, qhov kawg nruj yog los ntawm qhov chaw mus rau qhov kawg ntawm qhov sib koom ua ke.
5) Cov txheej txheem kev siv lub tshuab muaj zog
