Xov Xwm - Yog Xav Paub Ntxiv Txog Kev Ntsuas Lub Zog Ruaj Khoov Cov Saw Txuas

Kev sim lub zog tawg yog ib qho txheej txheem tseem ceeb thiab yuav tsum tau ua kom zoo rau cov saw hlau sib txuas uas siv thoob plaws hauv kev lag luam thiab kev siv nqa. Daim ntawv no piav qhia txog txoj kev, qhov tseem ceeb, thiab cov kev xav tseem ceeb rau kev ua qhov kev sim lub zog tawg kom raug, nrog rau kev tsom mus rau qib siabcov saw hlau nqa (piv txwv li, G80, G100), cov saw hlau khawb thee, cov saw hlau nqa thoob, thiab cov saw hlau txuas.Lub hom phiaj yog los xyuas kom meej tias ob qho tib si muaj zog thiab ntev, kom ntseeg tau tias ua raws li cov qauv thoob ntiaj teb xws li ISO 1834, DIN 5684, thiab ASME B30.9.

Kev Taw Qhia

Cov saw hlau txuas puag ncig yog cov khoom tseem ceeb hauv kev tuav cov khoom siv, kev nqa khoom, kev khawb av, thiab kev siv hauv hiav txwv. Lawv qhov kev ua tsis tau zoo tuaj yeem ua rau muaj kev sib tsoo loj heev, ua rau kev sim ua puas tsuaj tseem ceeb heev. Kev sim lub zog tawg tsis yog tsuas yog txiav txim siab qhov siab tshaj plaws uas cov saw hlau tuaj yeem tiv taus ua ntej tawg tab sis kuj ntsuas nws tus cwj pwm elongation, uas qhia txog kev ductility thiab cov khoom zoo. Qhov kev xeem no yog qhov yuav tsum tau ua rau kev lees paub thiab kev tshuaj xyuas ib txwm muaj.

Cov Khoom Siv Kuaj thiab Kev Teeb tsa

Cov tshuab kuaj lub zog tawg tuaj yeem tig ntsug lossis kab rov tav. Cov tshuab kab rov tav feem ntau nyiam rau cov saw hlau sib dhos ntev dua, thaum cov tshuab ntsug yuav haum rau cov qauv luv dua lossis qhov chaw hauv pem teb tsawg. Qhov kev xeem cuam tshuam nrog qhov ntev ntawm cov qauv feem ntau muaj 5, 7, lossis ntau qhov txuas, nyob ntawm qhov txuas txoj kab uas hla / qhov ntev sab hauv txuas thiab cov qauv txheem. Cov saw hlau raug tuav ntawm txhua qhov kawg los ntawm cov shackles tshwj xeeb lossis clamping jaws tsim los siv qhov nruj tsuas yog axially, zam kev khoov lub sijhawm. Kev sib dhos kom zoo yog qhov tseem ceeb kom tiv thaiv kev ua tsis tiav ua ntej ntawm cov tuav.

Cov Kev Ntsuas Tseem Ceeb

- Kev Siv Zog Ceev: Lub nra hnyav yuav tsum tau nce ntxiv tas li thiab tas li. Cov qauv feem ntau teev tus nqi kev ntxhov siab (piv txwv li, 10 MPa / s) lossis qhov ceev uas tswj los ntawm tshuab kom ntseeg tau tias cov txiaj ntsig rov ua dua. Kev thauj khoom sai dhau tuaj yeem ua rau kev nyeem lub zog tsis raug, thaum qhov ceev qeeb dhau tuaj yeem cuam tshuam rau kev soj ntsuam tus cwj pwm ntawm cov khoom siv.

- Kev Ntsuas: Lub tshuab sau cov zog siab tshaj plaws (lub zog tawg) thiab feem ntau qhov ntev thaum tawg. Kev ntev yog ntsuas ntawm cov ntsiab lus tshwj xeeb ntawm cov saw hlau (feem ntau yog ob lossis peb qhov txuas sib nrug) thiab qhia txog kev ywj pheej - ib qho tseem ceeb ntawm kev nyab xeeb, tshwj xeeb tshaj yog rau kev tsa cov saw hlau.

- Cov Cuab Yeej Siv Rau Kev Ntxig: Cov tuav yuav tsum phim qhov loj thiab qhov geometry ntawm cov saw hlau kom tsis txhob muaj kev sib txhuam lossis kev cuam tshuam. Rau cov saw hlau zoo li G80 thiab G100, yuav tsum ua tib zoo saib xyuas kom tsis txhob muaj kev puas tsuaj rau qhov txuas thaum lub sijhawm clamping, uas yuav cuam tshuam rau cov txiaj ntsig.

Kev sim lub zog ntawm cov saw hlau txuas puag ncig

Daim Ntawv Thov Rau Cov Hom Saw Tshwj Xeeb

- G80 thiab G100 Lifting Chains: Cov no yog cov saw hlau uas muaj zog heev, kho cua sov kom muaj zog thiab tiv taus kev hnav. G80 muaj lub zog tawg tsawg kawg nkaus ntawm 800 MPa, thiab G100 ntawm 1000 MPa. Kev kuaj xyuas kom paub tseeb tias txhua pawg ua tau raws li qhov tsawg kawg nkaus no, nrog rau kev ntev feem ntau yuav tsum yog ≥12% rau G80 thiab ≥10% rau G100.

- Cov saw hlau khawb thee: Siv rau hauv cov khoom siv thauj khoom thiab cov khoom txhawb nqa lub ru tsev uas muaj zog, cov saw hlau no ua haujlwm hauv qhov chaw uas muaj kev sib txhuam thiab muaj kev ntxhov siab heev. Kev sim lub zog tawg ua kom lawv tuaj yeem tiv taus kev thauj khoom thiab kev co hauv av.

- Cov saw hlau nqa thoob: Cov saw hlau no tuav cov khoom loj; kev sim lees paub qhov tsis kam qaug zog thiab lub zog nyob rau hauv kev thauj khoom tas mus li, feem ntau nrog kev hais ntxiv txog kev ntev kom tsis txhob muaj kev puas tsuaj brittle.

- Cov saw hlau khi (cov saw hlau khi): Siv rau kev ruaj ntseg cov khoom thauj, lawv yuav tsum ua tau raws li qib tshwj xeeb (piv txwv li, Qib 8, Qib 10). Kev sim lub zog tawg lees paub qhov txwv kev thauj khoom ua haujlwm thiab cov yam ntxwv kev nyab xeeb, feem ntau yog 4: 1 lossis siab dua.

Qhov Tseem Ceeb ntawm Kev Ntsuas Kom Tseeb

Cov ntaub ntawv txog lub zog tawg uas ntseeg tau ua kom ntseeg tau tias cov saw hlau ua haujlwm tau zoo nyob rau hauv lawv cov kev txwv kev ua haujlwm. Kev ceev tsis sib xws, kev clamping tsis zoo, lossis kev ntsuas tsis raug tuaj yeem ua rau dhau qhov tsis raug lossis ua tsis tiav, ua rau muaj kev nyab xeeb thiab ua rau muaj kev lav phib xaub. Kev ntsuas cov tshuab kuaj tsis tu ncua thiab ua raws li cov txheej txheem sau tseg yog qhov yuav tsum tau ua rau kev kuaj pom zoo.

Kev sim lub zog tawg tseem yog txoj hauv kev tseeb rau kev lees paub qhov kev ua haujlwm ntawm cov saw hlau sib txuas. Rau cov chaw tsim khoom thiab cov neeg siv G80 / G100 lifting saw, mining saw, elevator saw, thiab lashing saw, kev ua raws li cov txheej txheem xeem txheem lav tias cov saw hlau ua tau raws li qhov yuav tsum tau muaj zog thiab ductility. Kev nqis peev rau hauv cov khoom siv kuaj mob meej thiab kev ua haujlwm tau kawm tsis yog tsuas yog ua tiav cov luag haujlwm kev cai lij choj tab sis kuj ua raws li cov qauv kev nyab xeeb siab tshaj plaws hauv kev ua haujlwm hauv kev lag luam.

Qhov ntev ntawm cov saw hlau thaum lub sijhawm sim lub zog tawg yog qhov ntsuas tseem ceeb ntawm nws qhov zoo, qhia ntau dua li qhov muaj zog kawg. Nws ua haujlwm ua qhov cim qhia tseem ceeb ntawm cov khoom siv ductility, kev sib xws ntawm kev tsim khoom, thiab kev ruaj khov ntawm cov qauv.

Cov Txheej Txheem Ntsuas Kev Ntev

Kev ntev yog ntsuas raws li qhov nce mus tas li ntawm qhov ntev ntawm cov saw hlau tom qab nws tawg, qhia ua feem pua ntawm qhov ntev thawj. Muaj ob txoj hauv kev ntsuas tseem ceeb:

i) Kev Kuaj Xyuas Kev puas tsuaj hauv Chav Kuaj Mob (Thaum Lub Sijhawm Tsim Khoom & Daim Ntawv Pov Thawj)

Qhov no yog txoj kev tseem ceeb rau kev tswj xyuas qhov zoo zaum kawg thiab kev pom zoo hom.

Ib txoj saw hlau uas tau teem tseg ua ntej lawm (piv txwv li, 5 lossis 7 qhov txuas) tau teeb tsa rau hauv lub tshuab kuaj tensile. Lub laser displacement sensor lossis extensometer ntsuas qhov deb ntawm ob lub ntsiab lus cim ntawm txoj saw hlau thaum lub zog raug siv rau kev puas tsuaj.

Nws ntes tau tag nrho (yas) elongation ntawm lub zog tawg, muab cov nqi tseeb rau daim ntawv pov thawj zoo. Cov tshuab siab heev tsim cov kab nkhaus tag nrho ntawm lub zog-elongation, qhia ob qho tib si elastic thiab yas deformation theem.

ii) Kev Ntsuas Hauv Thaj Chaw & Kev Ntsuas Hauv Txheej Txheem (Rau Kev Saib Xyuas & Kev Txij Nkawm)

Cov txheej txheem tsis ua puas tsuaj no kuaj xyuas qhov ntev thaum siv los kwv yees qhov ua tsis tiav.

Txoj Kev Tshawb Fawb Duab: Ib daim duab ntawm cov saw hlau raug tshuaj xyuas. Lub kaw lus xam qhov sib txawv ntawm cov qhov ntev (ntev) ntawm cov txuas sab hauv thiab sab nraud. Kev hnav thiab kev ntev feem ntau tshwm sim hauv cov txuas sab hauv; qhov kev ntev yog xam los ntawm kev sib piv qhov nce ntawm qhov txuas sab hauv mus rau qhov ruaj khov ntawm qhov txuas sab nraud.

Txoj Kev Suav Cov Teeb Liab: Siv rau cov saw hlau uas txav mus tas li. Ob lub sensors raug muab tso rau qhov deb sib nrug. Ib lub cim ntawm ib qhov txuas dhau lub sensor thawj zaug, pib lub counter uas suav cov pulses los ntawm cov cim ntawm cov txuas tom ntej kom txog thaum lub cim thawj dhau lub sensor thib ob. Kev suav ntxiv qhia tias cov saw hlau tau ncab.

Rau Cov Hlua Nqa Qib Siab (piv txwv li, G80, G100), kev nthuav dav yog lub rooj vag zoo nruj:

G80 Chains: Qhov ntev tsawg kawg nkaus thaum tawg feem ntau yog 15%.

G100 Chains: Qhov ntev tsawg kawg nkaus thaum tawg feem ntau yog 12%.

Cov qib siab tsawg kawg no ua kom muaj zog thiab nqus tau zog zoo heev. Ib txoj saw uas ua tau raws li lub zog tawg tab sis muaj qhov ntev tsawg yuav tawg yooj yim thiab yooj yim puas tsuaj sai sai thaum muaj kev co - qhov no yog qhov txaus ntshai heev rau kev nyab xeeb.

Rau cov ntawv thov xws li kev khawb thee lossis cov tshuab nqa thoob, kev tshuaj xyuas cov saw hlau txuas ntxiv yog qhov kuaj mob:

Lub Hom Phiaj: Qhov ntev uas siv tau feem ntau yog ntawm 10% thiab 15%.

Yog tias qhov elongation qis dhau (<10%) qhia txog cov teeb meem ntawm cov khoom siv lossis kev kho cua sov, ua rau muaj kev tawg yooj yim. Kev tshawb fawb txog cov saw hlau mining qhia tau hais tias qhov elongation tsis zoo feem ntau cuam tshuam nrog cov qauv tawg tsis zoo ntawm thaj chaw weld, uas yog qhov tsis muaj zog tseem ceeb.

Qhov ntev dhau (>18-20%) tej zaum yuav qhia tau tias cov khoom siv mos dua lossis tsis khov kho, ua rau tsis yooj yim hnav thiab ua rau cov saw hlau puas tas mus li ("loj hlob") ntau dhau thaum lub sijhawm thauj khoom ib txwm muaj, ua rau muaj teeb meem kev ua haujlwm zoo li kev sib koom tes tsis zoo nrog cov sprockets.

Lub sijhawm tshaj tawm: Lub Ib Hlis-13-2026

Yog xav paub ntxiv txog kev sim lub zog tawg ntawm cov saw hlau sib txuas