1. Tsis txaus filling ntawm steel kaum
Cov yam ntxwv ntawm kev tsis txaus ntawm cov hlau tsis txaus: Kev txhaws tsis txaus ntawm cov khoom tiav ua rau tsis muaj hlau ntawm cov npoo thiab cov ces kaum ntawm cov hlau, uas yog hu ua tsis txaus filling ntawm cov ces kaum steel. Nws nto yog ntxhib, feem ntau raws li tag nrho ntev, thiab qee qhov tshwm sim hauv zos lossis sib cuam tshuam.
Ua rau tsis txaus filling ntawm cov ces kaum steel: cov yam ntxwv ntawm lub qhov hom, cov npoo thiab cov ces kaum ntawm cov dov daim ntawv tsis tuaj yeem ua tiav; Kev hloov kho tsis raug thiab kev ua haujlwm ntawm cov dov zeb, thiab kev faib tsis tsim nyog ntawm kev txo qis. Qhov kev txo qis ntawm cov ces kaum yog me me, los yog qhov txuas ntxiv ntawm txhua qhov ntawm cov dov daim yog tsis sib xws, uas ua rau ntau qhov shrinkage; hom lub qhov los yog cov ntawv qhia phaj yog hnyav hnyav, cov phaj qhia dav dhau los yog ntsia tsis raug; qhov kub ntawm cov dov daim yog tsawg, cov hlau yas tsis zoo, thiab cov ces kaum ntawm lub qhov hom tsis yooj yim rau sau; lub dov daim muaj ib qho loj hauv zos dabtsi yog khoov, thiab nws yog ib qho yooj yim los tsim ib feem tsis txaus ntawm cov ces kaum tom qab dov.
Kev tswj cov txheej txheem rau qhov tsis txaus ntawm cov kaum sab xis steel: Txhim kho lub qhov hom tsim, ntxiv dag zog rau kev hloov kho ntawm cov dov zeb, thiab tsim nyog faib qhov txo; txhim kho cov cuab yeej qhia kom raug, thiab hloov lub qhov hnyav hnyav hnyav thiab cov phaj qhia hauv lub sijhawm; kho qhov txo qis raws li qhov kub thiab txias ntawm cov khoom dov los ua kom cov npoo thiab cov ces kaum zoo puv.

2. Hlau loj tawm ntawm kev ua siab ntev
Cov yam ntxwv tsis zoo ntawm cov hlau loj tawm ntawm kev ua siab ntev: Ib lub ntsiab lus dav dav rau qhov ntev geometric ntawm cov hlau seem uas tsis ua tau raws li qhov yuav tsum tau ua ntawm tus qauv. Thaum qhov txawv ntawm tus qauv loj heev, nws yuav tshwm sim deformed. Muaj ntau hom kev tsis xws luag, feem ntau muaj npe raws li qhov chaw thiab qib ntawm kev kam rau siab. Xws li out-of-roundness tolerance, ntev kam rau ua, thiab lwm yam.
Ua rau steel loj tawm ntawm kev kam rau siab: Tsis tsim nyog qhov tsim; Qhov tsis sib xws ntawm qhov hnav, kev sib txuam tsis zoo ntawm qhov tshiab thiab qub; Kev txhim kho tsis zoo ntawm ntau qhov chaw ntawm lub tshuab dov (nrog rau cov khoom siv qhia), kev ruaj ntseg mortar rupture; Kev kho tsis raug ntawm lub tshuab dov; Qhov kub tsis sib xws ntawm lub billet, qhov kub tsis sib xws ntawm ib thooj ua rau ib feem ntawm cov ntsiab lus tsis sib xws, thiab tag nrho qhov ntev ntawm cov hlau tsis kub tsis sib xws thiab loj dhau.
Kev tswj cov txheej txheem rau kev ua siab ntev ntawm cov hlau seem loj: Txhim kho txhua qhov chaw ntawm lub tshuab dov; Txhim kho lub qhov tsim thiab ntxiv dag zog rau kev hloov kho ntawm lub tshuab dov; Ua tib zoo saib xyuas qhov hnav ntawm lub qhov. Thaum hloov lub qhov tiav lawm, xav txog kev hloov lub qhov ua tiav pem hauv ntej thiab lwm yam kev cuam tshuam lub qhov nyob rau tib lub sijhawm raws li qhov xwm txheej tshwj xeeb; Txhim kho cov cua kub zoo ntawm steel billet kom ua tiav qhov kub thiab txias ntawm steel billet; Qee cov ntaub ntawv tshwj xeeb zoo li yuav cuam tshuam rau qee qhov me me vim qhov hloov pauv ntawm cov duab ntoo khaub lig tom qab ncaj, thiab qhov tsis xws luag tuaj yeem rov ncaj ncaj kom tshem tawm qhov tsis xws luag.

3. Hlau dov caws pliav
Cov yam ntxwv tsis xws luag ntawm cov hlau dov caws pliav: Hlau blocks bonded rau saum npoo ntawm cov hlau vim dov. Nws cov tsos zoo ib yam li caws pliav. Lub ntsiab sib txawv los ntawm caws pliav yog tias cov duab ntawm dov caws pliav thiab nws qhov kev faib tawm ntawm cov hlau nplaum muaj qee yam tsis tu ncua. Feem ntau tsis muaj cov hlau oxide suav nrog hauv qab qhov tsis xws luag.
Ua rau dov caws pliav ntawm cov hlau seem: Cov rolling ntxhib zeb muaj qhov hnyav hnyav, uas ua rau muaj qhov sib cuam tshuam sib cuam tshuam cov dov nti rau ntawm qhov chaw ruaj khov ntawm cov hlau seem; Cov khoom siv hlau txawv teb chaws (los yog hlau scraped tawm ntawm lub workpiece los ntawm cov khoom qhia) raug nias rau hauv qhov chaw ntawm lub workpiece los ua cov nti; Cov pob txha los yog cov pits yog tsim nyob rau saum npoo ntawm lub workpiece ua ntej lub qhov tiav, thiab cov nti dov tsis tu ncua yog tsim tom qab dov. Cov laj thawj tshwj xeeb yog qhov tsis zoo groove notching; xuab zeb qhov los yog nqaij poob hauv qhov zawj; qhov zawj raug ntaus los ntawm "dub taub hau" workpieces los yog muaj protrusions xws li nti; lub workpiece slips nyob rau hauv lub qhov, ua rau cov hlau nyob rau ntawm qhov chaw ntawm deformation cheeb tsam, thiab dov caws pliav yog tsim tom qab dov; lub workpiece yog ib nrab daig (scratched) los yog khoov los ntawm cov cuab yeej siv kho tshuab xws li cov phaj nyob ib puag ncig, lub rooj rau cov menyuam, thiab lub tshuab tig steel, thiab dov caws pliav kuj yuav tsim tom qab dov.
Tswj txoj hauv kev rau dov caws pliav ntawm cov hlau seem: hloov cov grooves uas hnyav hnyav los yog muaj cov khoom txawv teb chaws rau lawv; ua tib zoo xyuas qhov chaw ntawm cov grooves ua ntej hloov cov yob, thiab tsis txhob siv cov grooves nrog xuab zeb qhov lossis cov cim tsis zoo; nws yog nruj me ntsis txwv tsis pub yob cov hlau dub kom tiv thaiv cov grooves los ntawm kev poob lossis raug ntaus; thaum cuam tshuam nrog steel clamping xwm txheej, ceev faj kom tsis txhob ua kom cov grooves puas; khaws cov cuab yeej siv tshuab ua ntej thiab tom qab lub tshuab dov kom du thiab tiaj tus, thiab txhim kho thiab ua haujlwm kom raug kom tsis txhob ua rau cov khoom dov; ceev faj kom tsis txhob nias cov khoom txawv teb chaws rau hauv qhov chaw ntawm cov khoom dov thaum dov; Cov cua kub kub ntawm cov hlau billet yuav tsum tsis txhob siab dhau los kom tsis txhob muaj cov dov los ntawm kev poob hauv lub qhov.

4. Tsis muaj nqaij nyob rau hauv steel seem
Cov yam ntxwv tsis zoo ntawm qhov tsis muaj nqaij hauv cov hlau seem: hlau tsis muaj nyob rau ntawm qhov ntev ntawm ib sab ntawm qhov hla ntawm ntu steel. Tsis muaj qhov kub dov ntawm qhov ua tiav qhov zawj ntawm qhov tsis xws luag, xim yog tsaus dua, thiab qhov saum npoo yog rougher dua li qhov qub. Nws feem ntau tshwm sim thoob plaws qhov ntev, thiab qee qhov tshwm sim hauv zos.
Ua rau cov nqaij ploj hauv cov hlau: qhov zawj tsis yog los yog cov lus qhia tsis raug ntsia, ua rau tsis muaj hlau nyob rau hauv ib qho ntawm cov khoom dov, thiab lub qhov tsis tau ntim thaum rov dov; lub qhov tsim yog tsis zoo los yog txoj siav yog tsis ncaj ncees lawm thiab lub dov zeb yog kho tsis raug, tus nqi ntawm cov dov hlau nkag mus rau hauv lub tiav lawm lub qhov yog tsis txaus thiaj li hais tias lub tiav lawm lub qhov yog tsis puv; qhov hnav degree ntawm lub hauv ntej thiab nram qab qhov sib txawv, uas tuaj yeem ua rau cov nqaij ploj; lub dov daim yog twisted los yog lub zos khoov yog loj, thiab lub zos cov nqaij yog ploj lawm tom qab rov dov.
Kev tswj cov txheej txheem rau cov nqaij uas ploj lawm hauv cov hlau: Txhim kho lub qhov tsim, ntxiv dag zog rau kev hloov kho ntawm cov dov zeb, kom lub qhov tiav tiav lawm; nruj nreem ntau qhov chaw ntawm dov zeb los tiv thaiv lub axial txav ntawm cov menyuam, thiab txhim kho cov cuab yeej qhia kom raug; hloov lub qhov hnyav hnyav rau lub sijhawm.

5. Kos rau ntawm cov hlau
Cov yam ntxwv tsis zoo ntawm khawb ntawm cov hlau: Cov khoom dov yog dai los ntawm cov npoo ntse ntawm cov khoom siv thiab cov cuab yeej thaum kub dov thiab kev thauj mus los. Nws qhov tob sib txawv, hauv qab ntawm qhov zawj tuaj yeem pom, feem ntau nrog cov npoo ntse thiab cov fab, feem ntau ncaj, thiab qee qhov kuj yog nkhaus. Ib leeg lossis ntau yam, faib thoob plaws lossis ib nrab ntawm cov hlau.
Ua rau cov hlau khawb: Cov hauv pem teb, cov menyuam, cov hlau hloov mus, thiab cov khoom siv hlau tig hauv qhov kub dov muaj cov npoo ntse, uas khawb cov dov tawm thaum hla; daim ntawv qhia kev ua haujlwm tsis zoo, cov ntug tsis du, lossis cov ntawv qhia phaj yog hnyav heev, thiab muaj cov khoom txawv teb chaws xws li oxidized hlau los xij ntawm qhov chaw dov; Cov ntawv qhia phaj tsis raug ntsia thiab kho, thiab lub siab ntawm lub dov daim yog loj heev, uas khawb qhov nto ntawm daim dov; ntug ntawm lub phaj ib puag ncig tsis du, thiab lub dov daim yog khawb thaum nws dhia.
Kev tswj cov txheej txheem rau cov hlau khawb: Cov cuab yeej qhia, cov phaj nyob ib puag ncig, hauv pem teb, cov menyuam hauv av, thiab lwm yam khoom siv yuav tsum tau ua kom du thiab tiaj tus, tsis muaj qhov ntse ntse thiab cov ces kaum; ntxiv dag zog rau kev teeb tsa thiab kev hloov kho ntawm daim ntawv qhia, uas yuav tsum tsis txhob skewed los yog nruj heev kom tsis txhob muaj siab dhau ntawm lub dov daim.

6. Hlau nthwv dej
Cov yam ntxwv tsis xws luag ntawm steel nthwv dej: Lub nthwv dej undulations raws qhov ntev ntawm cov ntu hauv zos ntawm cov hlau vim qhov tsis sib xws dov deformation yog hu ua nthwv dej. Muaj cov hauv zos thiab puv-ntev. Ntawm lawv, lub longitudinal wavy undulations ntawm lub duav ntawm I-beams thiab channel steels yog hu ua lub duav tsis muaj zog; lub longitudinal wavy undulations ntawm cov npoo ntawm ob txhais ceg ntawm I-beams, channel steels, thiab lub kaum sab xis steels yog hu ua ceg nthwv dej. I-beams thiab channel steels nrog lub duav tsis muaj zog muaj qhov tsis sib xws longitudinal thickness ntawm lub duav. Nyob rau hauv cov xwm txheej hnyav, hlau sib tshooj thiab tus nplaig zoo li voids yuav tshwm sim.
Ua rau cov hlau ntu nthwv dej: Cov nthwv dej feem ntau yog tshwm sim los ntawm qhov tsis sib xws elongation coefficients ntawm ntau qhov chaw ntawm cov khoom dov, uas ua rau lub ntsws loj, uas feem ntau tshwm sim hauv qhov chaw nrog elongation loj. Cov yam tseem ceeb uas ua rau muaj kev hloov pauv hauv elongation ntawm ntau qhov chaw ntawm lub dov daim yog raws li nram no. Kev faib tawm tsis raug ntawm kev txo qis; roller stringing, zawj misalignment; hnyav hnav ntawm qhov zawj ntawm lub qhov hauv ntej lossis lub qhov thib ob ntawm cov khoom tiav; tsis sib npaug kub ntawm cov dov daim.
Kev tswj cov txheej txheem ntawm cov hlau ntu nthwv dej: Thaum hloov lub qhov tiav nyob rau hauv nruab nrab ntawm dov, lub qhov hauv ntej thiab lub qhov thib ob ntawm cov khoom tiav yuav tsum tau hloov tib lub sijhawm raws li cov khoom lag luam thiab cov xwm txheej tshwj xeeb; ntxiv dag zog rau cov kev hloov kho dov, tsim nyog faib cov kev txo qis, thiab ua kom nruj rau ntau qhov chaw ntawm cov dov zeb kom tiv thaiv qhov zawj los ntawm misaligning. Ua qhov txuas ntxiv ntawm txhua qhov ntawm cov dov daim sib xws.

7. Hlau torsion
Cov yam ntxwv tsis xws luag ntawm cov hlau torsion: Cov kaum sib txawv ntawm cov ntu nyob ib ncig ntawm lub axis longitudinal raws qhov ntev kev taw qhia yog hu ua torsion. Thaum cov hlau twisted muab tso rau ntawm kab rov tav tshuaj ntsuam, nws tuaj yeem pom tias ib sab ntawm ib kawg yog qaij, thiab qee zaum sab ntawm lwm qhov kawg kuj yog tilted, tsim ib lub kaum ntse ntse nrog lub rooj saum npoo. Thaum lub torsion hnyav heev, tag nrho cov hlau txawm dhau los ua "twisted".
Ua rau cov hlau torsion: Kev teeb tsa tsis raug thiab kev hloov kho ntawm lub tshuab dov, cov kab nruab nrab ntawm cov yob tsis nyob ntawm tib lub dav hlau ntsug lossis kab rov tav, cov yob txav axially, thiab cov grooves yog misaligned; daim ntawv qhia tsis raug ntsia kom raug lossis hnav hnyav heev; qhov kub ntawm cov khoom dov yog tsis sib npaug los yog lub siab tsis sib xws, ua rau tsis sib xws ntawm txhua qhov txuas; lub tshuab straightening yog hloov tsis raug; thaum cov hlau, tshwj xeeb tshaj yog cov khoom loj, yog nyob rau hauv ib lub xeev kub, cov hlau yog tig rau ntawm ib kawg ntawm lub txaj txias, uas yog ib qho yooj yim ua rau kawg torsion.
Kev tswj cov txheej txheem rau steel torsion: Txhim kho lub installation thiab kev hloov kho ntawm cov dov zeb thiab cov ntawv qhia phaj. Tsis txhob siv cov ntawv qhia hnyav hnyav kom tshem tawm lub sijhawm torsional ntawm daim dov; ntxiv dag zog rau kev hloov kho ntawm lub tshuab straightening kom tshem tawm lub sijhawm torsional ntxiv rau cov hlau thaum lub sij hawm straightening; sim tsis txhob tig cov hlau ntawm ib qho kawg ntawm lub txaj txias thaum cov hlau kub kom tsis txhob sib tw thaum kawg.

8. Khoov ntawm cov hlau seem
Cov yam ntxwv ntawm kev khoov ntawm cov hlau seem: Ntev tsis sib xws feem ntau hu ua dabtsi yog khoov. Lub npe raws li cov duab khoov ntawm cov hlau, cov khoom siv khoov rau hauv cov duab ntawm cov kab mob hu ua sickle khoov; zuag qhia tag nrho rov khoov nyob rau hauv cov duab ntawm ib tug nthwv dej yog hu ua yoj khoov; tag nrho khoov ntawm qhov kawg yog hu ua lub luj tshib; ib sab ntawm lub kaum sab kawg yog warped sab hauv lossis sab nraud (dov mus rau qhov mob hnyav) yog hu ua lub kaum sab xis.
Ua rau kev khoov ntawm cov hlau seem: Ua ntej straightening: Kev kho tsis zoo ntawm cov hlau dov kev ua haujlwm lossis qhov kub tsis sib xws ntawm cov khoom dov, uas ua rau qhov tsis sib xws ntawm txhua qhov ntawm cov dov, tuaj yeem ua rau mob khoov lossis lub luj tshib; Qhov sib txawv loj heev nyob rau sab sauv thiab sab hauv cov menyuam diameters, tsim tsis tsim nyog thiab kev teeb tsa ntawm cov khoom tiav cov ntawv qhia tawm, kuj tseem tuaj yeem ua rau lub luj tshib, mob khoov lossis yoj khoov; Lub txaj txias tsis sib xws, qhov tsis sib xws ntawm kev sib tw ntawm cov menyuam yaus lub txaj txias lossis cua txias tsis sib xws tom qab dov tuaj yeem ua rau yoj khoov; Kev faib tawm tsis sib xws ntawm cov hlau hauv txhua qhov ntawm cov khoom seem, qhov tsis sib xws ntawm cov cua txias ceev, txawm tias cov hlau ncaj nraim tom qab dov, mob khoov rau hauv cov kev taw qhia ruaj khov tom qab txias; Thaum kub sawing hlau, hnyav hnav ntawm saw hniav, sawing ceev dhau los yog kev sib tsoo ntawm cov hlau kub ceev ntawm cov menyuam conveyor, thiab kev sib tsoo ntawm qhov kawg ntawm cov hlau nrog qee qhov kev sib tw thaum lub sij hawm hloov pauv yuav ua rau lub luj tshib lossis lub kaum sab xis; Kev cia khoom tsis raug ntawm cov hlau thaum lub sij hawm hoisting thiab nruab nrab cia, tshwj xeeb tshaj yog thaum ua haujlwm hauv lub xeev kub liab, yuav ua rau muaj ntau yam khoov. Tom qab straightening: Ntxiv nrog rau cov ces kaum thiab lub luj tshib, lub yoj khoov thiab khoov khoov nyob rau hauv ib txwm lub xeev ntawm cov hlau yuav tsum muaj peev xwm ua tau ib tug ncaj nyhuv tom qab lub straightening txheej txheem.
Kev tswj cov txheej txheem rau kev khoov ntawm cov hlau seem: Txhim kho qhov kev hloov kho ntawm lub tshuab dov, txhim kho cov cuab yeej qhia kom raug, thiab tswj cov khoom dov kom tsis txhob khoov dhau thaum dov; ntxiv dag zog rau kev ua haujlwm ntawm qhov kub thiab txias txheej txheem los xyuas kom meej qhov ntev txiav thiab tiv thaiv cov hlau los ntawm kev khoov; ntxiv dag zog rau kev hloov kho ntawm lub tshuab straightening, thiab hloov cov chais ncaj nraim los yog cov menyuam shafts nrog hnyav hnyav hauv lub sijhawm; txhawm rau tiv thaiv kev khoov thaum lub caij tsheb thauj mus los, lub caij nplooj ntoos hlav baffle tuaj yeem ntsia tau rau pem hauv ntej ntawm lub txaj txias rau cov menyuam; nruj me ntsis tswj qhov kub ntawm cov hlau straightened raws li cov kev cai, thiab tsis txhob straightening thaum kub siab heev; ntxiv dag zog rau kev khaws cia ntawm cov hlau nyob rau hauv nruab nrab warehouse thiab cov khoom tiav warehouse los tiv thaiv cov hlau los ntawm kev khoov los yog khoov los ntawm txoj hlua crane.

9. Cov duab tsis zoo ntawm cov hlau seem
Cov yam ntxwv tsis zoo ntawm cov duab tsis zoo ntawm cov hlau seem: Tsis muaj hlau tsis xws luag ntawm qhov chaw ntawm cov hlau, thiab cov duab ntu ntu tsis ua raws li qhov yuav tsum tau ua. Muaj ntau lub npe rau hom tsis xws luag, uas txawv nrog ntau yam sib txawv. Xws li lub oval ntawm round steel; pob zeb diamond ntawm square steel; oblique oblique ceg, lub duav duav, thiab tsis muaj nqaij ntawm channel steel; lub kaum sab xis ntawm lub kaum sab xis yog loj, lub kaum sab xis yog me me thiab ob txhais ceg tsis sib npaug; ob txhais ceg ntawm I-beam yog oblique thiab lub duav rov sauv tsis sib xws; lub xub pwg ntawm channel steel yog vau, lub duav yog convex, lub duav yog concave, ob txhais ceg yog nthuav thiab ob txhais ceg yog parallel.
Ua rau lub cev tsis zoo ntawm cov hlau: kev tsim tsis zoo, kev teeb tsa, thiab kev hloov kho ntawm cov menyuam ncaj los yog hnav hnyav; tsis tsim nyog tsim ntawm straightening roller qhov hom; hnyav hnav ntawm straightening roller; tsim tsis tsim nyog, hnav, thiab tsim kua muag ntawm lub qhov hom thiab cov cuab yeej qhia ntawm dov steel los yog kev txhim kho tsis zoo ntawm lub qhov tiav phau ntawv qhia ntaus ntawv.
Txoj kev tswj ntawm cov hlau tsis sib xws: txhim kho lub qhov hom tsim ntawm cov menyuam ncaj, xaiv cov menyuam ncaj raws li qhov loj ntawm cov khoom dov; Thaum dabtsi yog khoov thiab dov channel steel thiab tsheb log net, lub thib ob (los yog thib peb) qis straightening cov menyuam nyob rau hauv pem hauv ntej kev taw qhia ntawm lub straightening tshuab yuav ua tau rau hauv ib tug convex zoo (convexity siab 0.5 ~ 1.0mm), uas yog conducive mus tshem tawm cov concave lub duav; cov hlau uas xav tau los xyuas kom meej qhov tsis sib xws ntawm qhov chaw ua haujlwm yuav tsum tau tswj los ntawm kev dov; ntxiv dag zog rau kev hloov kho ntawm lub tshuab straightening.

10. Hlau txiav tsis xws luag
Cov yam ntxwv ntawm cov hlau txiav tsis xws luag: Ntau yam tsis xws luag tshwm sim los ntawm kev txiav tsis zoo yog sib sau ua ke hu ua kev txiav tsis xws luag. Thaum siv cov ya ya los txiav cov hlau me me hauv lub xeev kub, cov nti nrog qhov sib txawv ntawm qhov tob thiab cov duab tsis zoo ntawm cov hlau yog hu ua cov qhov txhab; nyob rau hauv ib lub xeev kub, qhov saum npoo yog puas los ntawm sawb, uas yog hu ua saw qhov txhab; Tom qab txiav, txiav nto tsis yog perpendicular mus rau longitudinal axis, uas yog hu ua bevel txiav los yog saw bevel; qhov kub-dov shrinkage ib feem ntawm qhov kawg ntawm lub dov daim yog tsis txiav kom huv si, uas yog hu ua luv txiav lub taub hau; Tom qab txias shearing, lub zos me me tawg tshwm nyob rau ntawm shear nto, uas yog hu ua tearing; tom qab sawing (shearing), cov hlau flash sab laug ntawm qhov kawg ntawm cov hlau yog hu ua burr.
Ua rau cov hlau txiav tsis xws luag: Cov sawed steel tsis yog perpendicular rau cov saw hniav (shear hniav) los yog lub taub hau ntawm cov dov daim yog khoov ntau dhau; Cov cuab yeej siv: cov saw hniav muaj qhov nkhaus loj, cov saw hniav yog hnav los yog tsis tsim nyog, thiab qhov sib txawv ntawm cov hniav sab saud thiab sab qis yog loj dhau; lub ya shear yog tawm ntawm kev hloov kho; kev khiav hauj lwm: ntau cov hauv paus hlau yog sheared (sawn) tib lub sij hawm, tsawg dhau yog txiav thaum kawg, qhov kub-dov shrinkage yog tsis txiav kom huv si, thiab ntau yam misoperations.
Kev tswj cov txheej txheem rau cov hlau txiav tsis xws luag: Txhim kho cov khoom siv tau zoo, ntsuas kom tsis txhob muaj kev khoov ntau dhau ntawm lub taub hau dov, ua kom cov khoom xa tuaj mus rau perpendicular mus rau shearing (sawing) dav hlau; txhim kho cov cuab yeej siv, siv cov saw hniav uas tsis muaj lossis me me curvature, xaiv cov saw hniav tuab kom tsim nyog, hloov cov saw hniav (shear blade) hauv lub sijhawm, thiab txhim kho thiab kho cov cuab yeej shearing (sawing); ntxiv dag zog rau kev ua haujlwm, thiab tib lub sijhawm, tsis txhob txiav ntau cov hauv paus hniav kom tsis txhob steel nce thiab poob thiab khoov. Qhov tsim nyog qhov kawg tshem tawm yuav tsum tau lav, thiab qhov kub-dov shrinkage yuav tsum tau txiav kom huv si kom tsis txhob muaj ntau yam kev ua yuam kev.

11. Hlau Kho Mark
Cov yam ntxwv tsis xws luag ntawm kev kho cov cim steel: cov nti ntog tshwm sim thaum lub sij hawm kho qhov txias. Qhov teeb meem no tsis muaj ib qho kev ua haujlwm kub thiab muaj qee yam tsis tu ncua. Muaj peb hom loj. Hom Pit (lossis kho qhov pit), hom ntses nplai, thiab hom kev puas tsuaj.
Ua rau cov hlau straightening cov qhab nia: qhov ntiav ntiav cov menyuam lub qhov, loj dabtsi yog khoov ntawm cov hlau ua ntej straightening, noj tsis raug ntawm cov hlau thaum lub sij hawm straightening, los yog kev kho tsis raug ntawm lub tshuab straightening yuav ua rau puas-type straightening marks; Kev puas tsuaj hauv zos rau cov menyuam ncaj los yog cov hlau thaiv kev sib koom ua ke, cov bulges hauv zos ntawm cov menyuam nto, hnyav hnyav ntawm cov menyuam yaus ncaj los yog cov menyuam kub siab, kev sib txuas ntawm cov hlau, tuaj yeem ua rau ntses nplai-zoo li tus taw ntawm cov hlau.
Kev tswj cov txheej txheem rau cov hlau ncaj nraim: Tsis txhob siv cov hlua ncaj ncaj thaum nws hnav hnyav thiab muaj cov cim ncaj ncaj; polish lub straightening roller nyob rau hauv lub sij hawm thaum nws yog ib feem puas los yog muaj hlau blocks bonded; Thaum straightening lub kaum sab xis steel thiab lwm yam hlau, tus txheeb ze txav ntawm lub straightening cov menyuam thiab cov hlau sib cuag nto yog loj (ua los ntawm qhov sib txawv ntawm linear ceev), uas tuaj yeem yooj yim nce qhov kub ntawm lub straightening roller thiab ua rau scraping, uas ua rau cov qhab nias ncaj. nyob rau saum npoo steel. Yog li ntawd, cov dej txias yuav tsum tau nchuav rau ntawm qhov chaw ntawm cov menyuam ncaj kom txias nws; txhim kho cov khoom ntawm cov menyuam straightening, los yog quench lub straightening nto kom cov deg hardness thiab nce hnav tsis kam.