Cov Kev Tsis Zoo ntawm Cov Hlau Roller Saw Weld

Cov Kev Tsis Zoo ntawm Cov Hlau Roller Saw Weld

Hauv cov tshuab xa hluav taws xob hauv kev lag luam,cov saw hlau, nrog lawv cov kev ua haujlwm siab thiab muaj peev xwm thauj khoom tau zoo, tau dhau los ua cov khoom tseem ceeb hauv kev khawb av, kev tsim khoom, kev ua liaj ua teb, thiab lwm yam. Cov vuam, ua qhov kev sib txuas tseem ceeb ntawm cov txuas hlau dov, txiav txim siab ncaj qha rau lub neej ua haujlwm ntawm cov saw hlau thiab kev nyab xeeb ua haujlwm. Rau cov neeg yuav khoom txawv teb chaws, cov qhov tsis zoo ntawm cov saw hlau dov tsis tsuas yog ua rau cov khoom siv tsis ua haujlwm thiab cuam tshuam kev tsim khoom, tab sis kuj tuaj yeem ua rau muaj kev phom sij kev nyab xeeb thiab cov nqi kho siab. Tsab xov xwm no yuav muab kev tshuaj xyuas tob txog cov hom, ua rau, cov txheej txheem nrhiav pom, thiab cov tswv yim tiv thaiv ntawm cov qhov tsis zoo ntawm cov saw hlau dov, muab kev siv rau kev lag luam txawv teb chaws thiab kev tsim khoom.

I. Cov Hom Phiaj thiab Kev Phom Sij ntawm Cov Kev Tsis Zoo ntawm Cov Hlau Roller

Cov kev sib txuas ntawm cov saw hlau yuav tsum tiv taus ntau yam teeb meem ntawm kev thauj khoom hnyav, kev sib txhuam, thiab kev xeb ntawm ib puag ncig. Cov teeb meem feem ntau, feem ntau zais rau hauv qab qhov zoo li qub, tuaj yeem ua rau cov saw hlau tsis ua haujlwm.

(I) Cov kab nrib pleb: Ib qho ua ntej rau kev tawg ntawm cov saw hlau
Cov kab nrib pleb yog ib qho ntawm cov teeb meem txaus ntshai tshaj plaws hauv kev vuam cov saw hlau thiab tuaj yeem raug faib ua cov kab nrib pleb kub lossis cov kab nrib pleb txias raws li thaum lawv tshwm sim. Cov kab nrib pleb kub feem ntau tshwm sim thaum lub sijhawm vuam, ua rau txias sai ntawm cov hlau vuam thiab cov khoom tsis huv ntau dhau (xws li sulfur thiab phosphorus), ua rau tawg ntawm cov ciam teb ntawm cov noob. Cov kab nrib pleb txias tsim ntau teev mus rau hnub tom qab vuam, feem ntau yog vim muaj kev sib xyaw ua ke ntawm kev ntxhov siab ntawm cov hlau vuam thiab cov qauv tawv ntawm cov hlau hauv paus. Cov teeb meem no tuaj yeem txo qhov muaj zog ntawm kev vuam. Hauv cov kab ke xa xov ceev ceev, cov kab nrib pleb tuaj yeem nthuav dav sai, thaum kawg ua rau cov saw hlau tawg, ua rau cov khoom siv tsis sib xws thiab txawm tias raug mob.

(II) Porosity: Lub chaw kub rau Corrosion thiab qaug zog

Qhov porosity hauv cov welds yog tshwm sim los ntawm cov pa roj (xws li hydrogen, nitrogen, thiab carbon monoxide) uas tau nkag mus thaum lub sijhawm vuam uas tsis tawm hauv lub sijhawm. Porosity feem ntau tshwm sim ua cov qhov voj voog lossis oval ntawm qhov chaw lossis hauv qhov vuam. Porosity tsis yog tsuas yog txo qhov nruj ntawm qhov vuam thiab tuaj yeem ua rau cov roj nplua nyeem xau, tab sis kuj cuam tshuam kev sib txuas ntawm cov hlau thiab ua rau cov ntsiab lus ntxhov siab ntxiv. Hauv cov chaw ua haujlwm noo noo thiab plua plav, cov qhov hws ua rau cov xov xwm corrosive nkag mus, ua rau qhov vuam corrosion sai dua. Ntxiv mus, nyob rau hauv cov khoom thauj cyclical, cov kab nrib pleb nkees yooj yim tsim ntawm ntug ntawm cov qhov hws, ua rau lub neej ua haujlwm luv dua.

(III) Tsis Muaj Kev Nkag Mus/Tsis Muaj Kev Sib Koom: Lub "Qhov Tsis Muaj Zog" ntawm Lub Zog Tsis Txaus
Qhov tsis nkag mus rau hauv txhais tau tias tsis sib xyaw ua ke ntawm cov hauv paus vuam, thaum qhov tsis sib xyaw ua ke txhais tau tias tsis muaj kev sib txuas zoo ntawm cov hlau vuam thiab cov hlau hauv paus lossis ntawm cov txheej vuam. Ob hom kev puas tsuaj tshwm sim los ntawm qhov tam sim no vuam tsis txaus, qhov ceev vuam ntau dhau, lossis kev npaj qhov groove tsis zoo, ua rau tsis muaj cua sov vuam txaus thiab tsis muaj kev sib xyaw hlau txaus. Cov saw hlau uas muaj cov kev puas tsuaj no muaj peev xwm vuam tsuas yog 30% -60% ntawm cov khoom tsim nyog. Thaum muaj kev thauj khoom hnyav, kev sib xyaw vuam yuav tshwm sim ntau heev, ua rau cov saw hlau tawg thiab cov kab ntau lawm tsis ua haujlwm.

(IV) Kev Muaj Slag: Tus "Tus Neeg Tua Tsis Pom" ntawm Kev Ua Phem Tsis Zoo
Cov khoom siv slag yog cov khoom siv uas tsis yog hlau uas tsim nyob rau hauv qhov vuam thaum lub sijhawm vuam, qhov twg cov slag uas yaj tsis nce mus rau qhov chaw vuam tag nrho. Cov khoom siv slag cuam tshuam rau kev sib txuas ntawm cov hlau vuam, txo nws qhov tawv thiab kev tiv thaiv kev hnav, thiab ua lub hauv paus ntawm kev ntxhov siab. Thaum ua haujlwm ntev, cov kab nrib pleb me me yuav tsim nyob ib puag ncig cov khoom siv slag, ua rau kev hnav vuam sai dua, ua rau lub suab saw ntev dua, cuam tshuam rau qhov tseeb ntawm kev sib kis, thiab txawm tias ua rau kev sib txuas tsis zoo nrog lub sprocket.

II. Tshawb Nrhiav Qhov Cag: Kev Tshuaj Xyuas Cov Ua Rau Muaj Qhov Tsis Zoo Ntawm Cov Hlau Roller Chain Weld

Qhov tsis zoo ntawm cov hlau txuas tsis yog qhov xwm txheej uas yuav tshwm sim los ntawm ntau yam, suav nrog kev xaiv cov khoom siv, kev tswj cov txheej txheem, thiab cov khoom siv. Tshwj xeeb tshaj yog hauv kev tsim khoom ntau, txawm tias qhov sib txawv me me ntawm cov txheej txheem kuj tuaj yeem ua rau muaj teeb meem zoo dav dav.

(I) Cov Yam Tseem Ceeb: "Kab Tiv Thaiv Thawj Zaug" ntawm Kev Tswj Xyuas Qhov Chaw

Cov Khoom Siv Hauv Paus Tsis Zoo: Txhawm rau kom txo tus nqi, qee cov chaw tsim khoom xaiv cov hlau uas muaj cov pa roj carbon ntau dhau lossis cov khoom tsis huv ua cov khoom siv hauv paus. Hom hlau no muaj qhov vuam tsis zoo, yooj yim tawg thiab porosity thaum vuam, thiab tsis muaj lub zog sib txuas txaus ntawm qhov vuam thiab cov khoom siv hauv paus. Kev sib raug zoo ntawm cov khoom siv vuam tsis zoo: Ib qho teeb meem feem ntau yog qhov tsis sib xws ntawm cov khoom sib xyaw ntawm cov pas nrig vuam lossis hlau thiab cov khoom siv hauv paus. Piv txwv li, kev siv cov hlau tsis muaj carbon tsawg thaum vuam cov hlau alloy muaj zog siab tuaj yeem ua rau qhov vuam nrog lub zog qis dua li cov khoom siv hauv paus, tsim "kev sib txuas tsis muaj zog." Cov dej noo hauv cov khoom siv vuam (piv txwv li, cov dej noo uas tus pas nrig vuam nqus) tuaj yeem tso hydrogen thaum vuam, ua rau porosity thiab tawg txias.

(II) Cov Txheej Txheem: Cov "Cov Hloov Pauv Tseem Ceeb" ntawm Cov Txheej Txheem Tsim Khoom

Cov Kev Ntsuas Vuam Tsis Tswj: Qhov tam sim no vuam, qhov hluav taws xob, thiab qhov ceev yog cov yam ntxwv tseem ceeb uas txiav txim siab qhov zoo ntawm vuam. Qhov tam sim no tsawg dhau ua rau muaj cua sov tsis txaus, uas tuaj yeem ua rau nkag mus tsis tiav thiab tsis muaj kev sib xyaw. Qhov tam sim no ntau dhau ua rau cov khoom siv hauv paus kub dhau, ua rau cov noob loj thiab tawg thermal. Qhov ceev vuam ntau dhau ua rau lub sijhawm txias ntawm lub pas dej vuam luv dua, tiv thaiv cov pa roj thiab slag kom tsis txhob tawm mus, ua rau muaj porosity thiab slag inclusions. Qhov groove thiab kev ntxuav tsis raug: Lub kaum sab xis groove me dhau thiab qhov sib txawv tsis sib xws tuaj yeem txo qhov nkag mus ntawm vuam, ua rau nkag mus tsis tiav. Yog tsis ntxuav qhov groove nto ntawm roj, xeb, thiab nplai kom huv si tuaj yeem tsim cov pa roj thiab cov khoom tsis huv thaum vuam, ua rau muaj porosity thiab slag inclusions.
Kev vuam tsis raug: Hauv kev tsim khoom ntau, kev ua tsis raws li cov ntsiab cai ntawm kev vuam ntawm "symmetrical welding" thiab "stepped-back welding" tuaj yeem ua rau muaj kev ntxhov siab ntau hauv cov saw hlau vuam, uas tuaj yeem ua rau txias tawg thiab deformation.

(III) Cov Khoom Siv thiab Cov Yam Ntxim Saib Ib puag ncig: Yooj yim tsis quav ntsej "Cov Kev Cuam Tshuam Zais Cia"

Kev siv cov khoom siv vuam tsis raug: Cov tshuab vuam qub tuaj yeem tsim cov hluav taws xob thiab cov hluav taws xob tsis ruaj khov, ua rau muaj kev sib txuas tsis sib xws thiab ua rau muaj qhov tsis zoo. Kev ua tsis tiav ntawm lub tshuab hloov kho lub kaum sab xis ntawm rab phom vuam tuaj yeem cuam tshuam rau qhov chaw vuam raug, ua rau kev sib xyaw tsis tiav.

Kev cuam tshuam ib puag ncig: Kev vuam hauv qhov chaw noo noo (qhov noo noo ntau dua 80%), cua hlob, lossis muaj plua plav tuaj yeem ua rau cov dej noo hauv huab cua nkag mus rau hauv lub pas dej vuam, tsim cov qhov hydrogen. Cua tuaj yeem ua rau lub arc tawg, ua rau poob cua sov. Cov hmoov av tuaj yeem nkag mus rau hauv qhov vuam, tsim cov slag inclusions.

III. Kev Tshuaj Xyuas Kom Tseeb: Cov Txheej Txheem Tshawb Nrhiav Kev Tshaj Lij rau Cov Qhov Tsis Zoo ntawm Cov Hlau Roller Chain Weld

Rau cov neeg yuav khoom, kev kuaj pom qhov tsis zoo ntawm cov vuam yog qhov tseem ceeb rau kev txo qis kev pheej hmoo ntawm kev yuav khoom; rau cov chaw tsim khoom, kev sim ua haujlwm zoo yog ib txoj hauv kev tseem ceeb los xyuas kom meej tias lub Hoobkas zoo. Cov hauv qab no yog kev tshuaj xyuas ntawm cov xwm txheej siv thiab cov txiaj ntsig ntawm ob txoj hauv kev tshuaj xyuas tseem ceeb.

(I) Kev Ntsuas Tsis Ua Rau Puas Tsuaj (NDT): "Kev Kuaj Mob Kom Tseeb" yam tsis ua rau Cov Khoom Puas Tsuaj

NDT nrhiav pom qhov tsis zoo sab hauv thiab qhov chaw ntawm cov vuam tsis ua rau puas tsuaj rau cov qauv saw hlau, ua rau nws yog txoj hauv kev zoo tshaj plaws rau kev tshuaj xyuas zoo ntawm kev lag luam txawv teb chaws thiab kev kuaj cov khoom ntau lawm.

Kev Ntsuas Ultrasonic (UT): Haum rau kev nrhiav pom cov qhov tsis zoo sab hauv ntawm cov vuam xws li cov kab nrib pleb, kev nkag tsis tiav, thiab cov slag. Nws qhov tob ntawm kev nrhiav pom tuaj yeem ncav cuag txij li ob peb millimeters mus rau kaum millimeters, nrog rau kev daws teeb meem siab, ua rau muaj qhov chaw tseeb thiab qhov loj ntawm cov qhov tsis zoo. Nws yog qhov tshwj xeeb tshaj yog rau kev tshuaj xyuas cov vuam hauv cov saw hlau hnyav, nrhiav pom cov qhov tsis zoo sab hauv uas zais cia. Kev Ntsuas Nkag (PT): Kev kuaj nkag yog ua los ntawm kev siv cov khoom nkag rau ntawm qhov chaw vuam, siv cov nyhuv capillary los qhia cov qhov tsis zoo qhib ntawm qhov chaw (xws li cov kab nrib pleb thiab cov qhov hws). Nws yooj yim rau kev khiav lag luam thiab pheej yig, ua rau nws haum rau kev tshuaj xyuas cov hlau vuam nrog qhov chaw tiav siab.
Kev Ntsuas Hluav Taws Xob (RT): Cov duab xoo hluav taws xob lossis cov duab gamma siv los nkag mus rau hauv qhov vuam, qhia txog qhov tsis zoo sab hauv los ntawm kev thaij duab zaj duab xis. Txoj kev no tuaj yeem pom qhov zoo li cas thiab kev faib tawm ntawm qhov tsis zoo thiab feem ntau siv rau kev tshuaj xyuas tag nrho ntawm cov saw hlau tseem ceeb. Txawm li cas los xij, txoj kev no kim heev thiab xav tau kev tiv thaiv hluav taws xob kom zoo.

(II) Kev Ntsuas Kev puas tsuaj: "Kev Ntsuas Qhov Kawg" rau Kev Txheeb Xyuas Kev Ua Haujlwm Qhov Kawg

Kev sim ua puas tsuaj suav nrog kev sim tshuab ntawm cov qauv. Txawm hais tias txoj kev no ua rau cov khoom puas tsuaj, nws tuaj yeem qhia ncaj qha txog lub peev xwm thauj khoom ntawm qhov vuam thiab feem ntau siv rau kev sim hom thaum lub sijhawm tsim khoom tshiab thiab kev tsim khoom loj.

Kev Ntsuas Tensile: Cov qauv txuas saw hlau uas muaj cov vuam raug ncab kom ntsuas lub zog tensile thiab qhov chaw tawg ntawm qhov vuam, txiav txim siab ncaj qha seb qhov vuam puas muaj qhov tsis zoo ntawm lub zog. Kev Ntsuas Khoov: Los ntawm kev khoov qhov vuam ntau zaus kom pom seb puas muaj qhov tawg ntawm qhov chaw, qhov vuam qhov tawv thiab ductility raug soj ntsuam, nrhiav tau cov kab nrib pleb zais thiab cov qhov tsis zoo.
Kev Tshuaj Xyuas Macrometallographic: Tom qab txhuam thiab khawb qhov seem ntawm qhov vuam, qhov microstructure raug pom hauv qab lub tshuab microscope. Qhov no tuaj yeem txheeb xyuas qhov tsis zoo xws li kev nkag tsis tiav, cov slag inclusions, thiab cov noob loj, thiab tshuaj xyuas qhov laj thawj ntawm cov txheej txheem vuam.

IV. Kev Tiv Thaiv: Kev Tiv Thaiv thiab Kho Cov Kev Tsis Zoo ntawm Cov Hlau Roller

Yuav kom tswj tau qhov tsis zoo ntawm cov hlau txuas, nws yog ib qho tsim nyog yuav tsum ua raws li lub hauv paus ntsiab lus ntawm "kev tiv thaiv ua ntej, kho qhov thib ob." Yuav tsum tsim kom muaj ib lub tshuab tswj xyuas zoo uas sib koom ua ke cov ntaub ntawv, cov txheej txheem, thiab kev sim thoob plaws hauv tag nrho cov txheej txheem, thaum muab cov lus qhia rau cov neeg yuav khoom txog kev xaiv thiab kev lees txais.

(I) Chaw Tsim Khoom: Tsim kom muaj Lub Txheej Txheem Tswj Xyuas Zoo Tag Nrho

Kev Xaiv Khoom Siv Nruj Nruj ntawm Qhov Chaw: Xaiv cov hlau zoo uas ua tau raws li cov qauv thoob ntiaj teb (xws li ISO 606) ua cov khoom siv hauv paus, xyuas kom meej tias cov ntsiab lus carbon thiab cov ntsiab lus tsis huv nyob hauv qhov ntau ntawm kev vuam. Cov ntaub ntawv vuam yuav tsum sib xws nrog cov khoom siv hauv paus thiab khaws cia rau hauv txoj kev tiv thaiv dej noo thiab xeb, ziab lawv ua ntej siv. Txhim kho cov txheej txheem vuam: Raws li cov khoom siv hauv paus thiab cov lus qhia saw hlau, txiav txim siab qhov zoo tshaj plaws vuam cov txheej txheem (tam sim no, voltage, thiab ceev) los ntawm kev sim cov txheej txheem, thiab tsim cov ntawv ua haujlwm rau kev siv nruj. Siv cov grooves machined kom ntseeg tau tias qhov ntev ntawm groove thiab qhov huv ntawm qhov chaw. Txhawb cov txheej txheem vuam symmetrical kom txo cov kev ntxhov siab seem.

Txhim kho cov txheej txheem tshuaj xyuas: Thaum lub sijhawm tsim khoom ntau, coj mus kuaj 5% -10% ntawm txhua pawg rau kev sim tsis puas tsuaj (qhov zoo dua yog kev sib xyaw ua ke ntawm kev sim ultrasonic thiab kev sim nkag mus), nrog rau kev tshuaj xyuas 100% rau cov khoom tseem ceeb. Tsis tu ncua kho cov khoom siv vuam kom ntseeg tau tias cov zis ruaj khov. Tsim kom muaj kev cob qhia thiab kev ntsuam xyuas rau cov neeg ua haujlwm vuam kom txhim kho cov qauv kev ua haujlwm.

(II) Sab Neeg Yuav Khoom: Kev Xaiv thiab Kev Txais Yuav Uas Tsis Txhob Muaj Kev Pheej Hmoo

Cov qauv zoo meej: Qhia meej hauv daim ntawv cog lus yuav khoom tias cov hlau txuas yuav tsum ua raws li cov qauv thoob ntiaj teb (xws li ANSI B29.1 lossis ISO 606), qhia meej txoj kev tshuaj xyuas (piv txwv li, kev kuaj ultrasonic rau cov qhov tsis zoo sab hauv, kev kuaj nkag mus rau qhov tsis zoo ntawm qhov chaw), thiab xav kom cov neeg muag khoom muab cov ntawv qhia tshuaj xyuas zoo. Cov ntsiab lus tseem ceeb ntawm kev lees txais hauv qhov chaw: Kev tshuaj xyuas pom yuav tsum tsom mus rau kev ua kom cov hlau txuas du, tsis muaj qhov nyuaj thiab tawm, thiab tsis muaj qhov tsis zoo pom xws li kab nrib pleb thiab qhov hws. Cov qauv tuaj yeem xaiv random rau kev sim khoov yooj yim kom pom cov qhov tsis zoo ntawm hlau txuas. Rau cov saw hlau siv hauv cov khoom siv tseem ceeb, nws raug pom zoo kom ntseeg siab rau lub koom haum kuaj thib peb nrog kev sim tsis puas tsuaj.

Xaiv ib tus neeg muag khoom uas ntseeg tau: Xaiv cov neeg muag khoom uas tau ntawv pov thawj rau ISO 9001 qhov system zoo. Tshawb xyuas cov khoom siv tsim khoom siab heev thiab cov peev xwm kuaj. Yog tias tsim nyog, ua qhov kev tshuaj xyuas hauv Hoobkas kom paub meej tias lawv cov txheej txheem vuam thiab cov txheej txheem tswj xyuas zoo puas ua tiav.

(III) Kev Kho Qhov Tsis Zoo: Cov Phiaj Xwm Teb Thaum Muaj Xwm Ceev kom Txo Kev Poob

Rau cov qhov tsis zoo me me uas pom thaum lub sijhawm tshuaj xyuas, kev kho kom raug yuav siv tau, tab sis nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias yuav tsum tau rov tshuaj xyuas dua tom qab kho:

Qhov porosity thiab slag inclusions: Rau qhov tsis zoo ntawm qhov chaw ntiav, siv lub tshuab sib tsoo kom tshem tawm thaj chaw tsis zoo ua ntej kho qhov vuam. Qhov tsis zoo sab hauv tob dua yuav tsum tau siv ultrasonic los nrhiav thiab tshem tawm ua ntej kho qhov vuam. Qhov tsis muaj fusion me me: Qhov groove yuav tsum tau nthuav dav, thiab cov nplai thiab cov khoom tsis huv yuav tsum tau tshem tawm ntawm thaj chaw tsis muaj fusion. Kev kho vuam yuav tsum tau ua tiav siv cov kev ntsuas vuam tsim nyog. Kev sim tensile yog qhov yuav tsum tau ua kom paub tseeb tias muaj zog tom qab kho vuam.
Cov Kab Tawg: Cov kab tawg nyuaj kho dua. Cov kab tawg me me ntawm qhov chaw tuaj yeem tshem tawm los ntawm kev sib tsoo thiab tom qab ntawd kho los ntawm kev vuam. Yog tias qhov tob ntawm qhov kab tawg tshaj 1/3 ntawm qhov tuab ntawm qhov vuam lossis muaj qhov tawg, nws raug pom zoo kom muab qhov vuam tshem tawm tam sim ntawd kom tsis txhob muaj kev phom sij tom qab kho.