Kev faib tawm sib txawv thiab siv txoj hauv kev ntawm Steel Structure Bolts - Kev Ntsuas Kev Ntsuas Ntawm Cov Hlau Hlau Bolts

Steel qauv boltsyog feem ntau siv connectors nyob rau hauv engineering thiab yog dav siv nyob rau hauv steel qauv tej yaam num. Lawv tsuas yog siv los txuas qhov sib koom ua ke ntawm steel qauv steel daim hlau, ua tiav cov txiaj ntsig zoo heev. Steel qauv bolts muaj lub zog siab thiab koom rau hauv qeb ntawm cov qauv. Ntau hom steel qauv bolts muaj cov qauv kev faib tawm sib txawv thiab kev tsim kho, uas tau piav qhia hauv qab no rau kev siv los ntawm cov neeg ua haujlwm cuam tshuam.

I. Daim ntawv thov ntawm Steel Structure Bolts

Steel qauv bolts yog lub zog muaj zog bolts, dav siv nyob rau hauv ntau hom steel qauv tej yaam num. Hauv kev sib txuas ntawm cov qauv steel, qhov kev ua tau zoo ntawm cov bolts ncaj qha cuam tshuam rau kev ruaj ntseg thiab kev nyab xeeb ntawm cov qauv engineering, yog li kev ua haujlwm siab tau muab tso rau pem hauv ntej rau lawv. Raws li cov xwm txheej ib txwm muaj, cov phiaj xwm steel yuav tsum xaiv cov bolts nrog qib siab ntawm 8.8 lossis siab dua, thiab cov qib siv feem ntau suav nrog 10.9 thiab 12.9. Rau steel qauv bolts uas tsis xav tau electroplating kev kho mob, tej yam ntuj tso xim cov ntaub ntawv (xws li, lub ntuj xim ntawm lub hauv paus cov ntaub ntawv uas tsis kho deg) yuav xaiv tau thaum muas.

Rau cov uas tsis yog cov kws tshaj lij (cov neeg ua haujlwm), nws yog ib qho tsim nyog yuav tsum nkag siab txog cov kev paub zoo ua ntej ua ntej siv steel qauv bolts kom tsis txhob xaiv cov khoom tsis raug thiab cuam tshuam rau kev tsim kho. Yog li ntawd, nws yog ib qho tseem ceeb tshwj xeeb los ua tus tswv ntawm kev faib tawm thiab kev tsim kho ntawm cov qauv steel bolts.

II. Classification ntawm Steel Structure Bolts

High-strength steel qauv bolts feem ntau muab faib ua ob hom: torsion-shear hommuaj zog bolts thiab loj hexagon taub hau siab zog bolts, txhua tus nrog nws tus yam ntxwv hauv cov qauv, kev ua tau zoo thiab kev tsim kho.

① Loj Hexagon Lub Taub Hau Siab-Lub Zog Bolts

Loj hexagon taub hau siab zog bolts yog lub zog siab hloov kho cov qauv ntawm cov bolts zoo tib yam. Kev siv lub taub hau loj hexagon tsim, lawv muaj cov qauv yooj yim, muaj zog versatility, siab fastening kev ua tau zoo thiab cov kabmob muaj peev xwm, thiab tsim nyog rau ntau yam steel qauv sib txuas.

② Torsion-Shear Hom Lub Zog Muaj Zog

Torsion-shear hom high-strength bolts yog optimized thiab txhim kho nyob rau hauv lub hauv paus ntawm loj hexagon taub hau high-strength bolts. Lawv cov tsos yog "T" zoo li tus (lub taub hau yog hexagonal, thiab tus Tsov tus tw yog nruab nrog ib tug torsion-shear zawj), thiab kev tsim kho kev ua tau zoo dua. Thaum lub sij hawm tsim kho, sab sauv thiab qis ntawm lub ntsia liaj qhov rooj tuaj yeem raug kaw ncaj qha los ntawm lub tshuab hluav taws xob torsion-shear. Nws cov qauv tsim tshwj xeeb tuaj yeem txo qhov kev pheej hmoo ntawm cov ntsia hlau tawg thaum lub sij hawm tsim kho, thiab lub zog torque yog sib xws, nrog kev tsim kho ntau dua.

III. Kev tsim kho txoj kev ntawm Steel Structure Bolts

Kev tsim kho cov qauv steel bolts yuav tsum nruj me ntsis ua raws li ob kauj ruam tseem ceeb: "thawj zaug" thiab "qhov kawg nruj". Ob leeg cov kauj ruam yog qhov tseem ceeb, thiab cov txheej txheem ua haujlwm yuav tsum tau ua kom ntseeg tau tias qhov zoo ntawm fastening.

① Pib Tightening

Thaum xub thawj nruj steel qauv bolts, cuam tshuam hluav taws xob wrenches los yog torque-adjustable electric wrenches tuaj yeem xaiv. Thaum siv hluav taws xob wrenches rau nruab bolts, lub torque yuav tsum tau tswj kom nruj raws li cov qauv tsim thiab cov qhab nias lub zog kom tsis txhob muaj zog ntau dhau los yog tsis txaus, uas yuav cuam tshuam rau cov nyhuv fastening thiab kev pab cuam lub neej ntawm bolts.

② Thaum kawg Tightening

Nyob rau hauv qhov kawg nruj txuas ntawm steel qauv bolts, coj cov cuab yeej tshwj xeeb yuav tsum tau siv raws li hom ntsia liaj qhov rooj, thiab cov kev tsim kho yuav tsum sib txawv:

- Rau torsion-shear hom steelqauv bolts, torsion-shear electric wrench yuav tsum tau siv rau qhov kawg nruj. Lub torsion-shear groove ntawm tus Tsov tus tw ntawm lub ntsia liaj qhov rooj yog txiav tawm los ntawm cov ciaj ntswj kom ntseeg tau tias lub zog torque ua tau raws li cov qauv tsim, nrog kev ua haujlwm yooj yim thiab siab precision;

- Rau loj hexagon taub hau steel qauv bolts (tus thawj qhia "hom torque" tsis yog tus qauv thiab tau raug kho lawm), lub torque hluav taws xob ciaj ntswj yuav tsum tau siv rau qhov kawg zawm, thiab qhov kawg zawm torque yuav tsum nruj me ntsis tswj kom muaj kev ruaj ntseg ntawm cov ntsia liaj qhov rooj kev twb kev txuas.

Nws yuav tsum raug sau tseg tshwj xeeb tias thaum siv lub tshuab hluav taws xob rau qhov kawg nruj, tus neeg teb xov tooj yuav tsum tau paub zoo hauv kev tsim lub zog nrawm ntawm lub ntsia liaj qhov rooj kom tsis txhob muaj qhov deformation thiab tawg ntawm lub bolt shank vim yog nruj nruj, los yog xoob kev sib txuas vim tsis txaus nruj, uas yuav ua rau muaj peev xwm tsim kev puas tsuaj.

Nyob rau hauv cov ntsiab lus, raws li ib tug tseem ceeb connector nyob rau hauv steel qauv tej yaam num, steel qauv bolts yog dav siv. Nyob rau hauv tus txheej txheem ntawm kev yuav khoom thiab siv, nws yog ib qho tsim nyog yuav tsum nkag siab tag nrho lawv cov kev faib tawm cov yam ntxwv thiab kev tsim kho, thiab ua qauv txheej txheem kev ua haujlwm, kom tsis txhob muaj kev nkag siab yuam kev, txo ntau yam teeb meem hauv kev siv, thiab ua kom muaj kev nyab xeeb thiab ruaj khov ntawm steel qauv tej yaam num.