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Lub Physics ntawm Flat Slings: Yuav ua li cas dav qhov chaw txo qhov siab thiab tiv thaiv Loads
Tsev » BLOG » Xov Xwm Tuam Txhab » Lub Physics ntawm Flat Slings: Yuav Ua Li Cas Dav Qhov Ncauj Txo Siab thiab Tiv Thaiv Loads

Lub Physics ntawm Flat Slings: Yuav ua li cas dav qhov chaw txo qhov siab thiab tiv thaiv Loads

Views: 0     Author: Site Editor Publish Time: 2026-08-12 Keeb Kwm: Qhov chaw

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Ib daim ntawv polished stainless hlau yuav tsum tau nqa mus rau lub rooj machining. Ib lub vaj huam sib luag zoo nkauj yuav tsum tau txav mus thoob plaws hauv pem teb Hoobkas. Lub cev lub tsheb tiav lawm yuav tsum tau muab tso rau ntawm txoj kab sib dhos. Nyob rau hauv txhua rooj plaub, lub load yog qhov tseem ceeb - thiab yooj yim rau kev puas tsuaj.

 

Pab neeg rigging mus txog rau ib flat swb . Tsis yog vim nws yog qhov kev xaiv muaj zog tshaj plaws, tab sis vim tias nws yog qhov siab tshaj plaws. Qhov dav, tiaj tus webbing nto faib cov khoom hnyav tshaj qhov chaw loj, txo qhov siab thiab tiv thaiv lub nra ntawm dents, khawb, thiab crushing.

 

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Lishenflex  tau tsim cov hlua khi hlua khi rau ntau tshaj li ob xyoo lawm, thiab ib lo lus nug peb tau hnov ​​los ntawm cov kws tsim khoom thiab cov thawj coj tsim khoom yog: Vim li cas cov slings tiaj tus tiv thaiv cov khoom zoo dua li lwm hom hlua? Cov lus teb yog nyob rau hauv physics ntawm kev faib siab-ib txoj hauv kev uas yog qhov tseem ceeb raws li nws ua tau zoo.

Physics of Pressure Distribution

Kev sib raug zoo ntawm lub zog, cheeb tsam, thiab lub siab yog tswj hwm los ntawm tus qauv yooj yim:

 

Siab = Force ÷ Contact Area

 

Cov mis no, muab los ntawm Pascal lub hauv paus ntsiab lus hauv physics, piav qhia tias yog vim li cas ib tug poj niam hnav stiletto heels exerts siab dua nyob rau hauv pem teb dua li ib tug ntxhw sawv ntawm ko taw. Raws li lub physics ntawm kev faib siab, qhov nqaim ntawm qhov chaw sib cuag, qhov siab dua ntawm txhua qhov chaw.

 

Thaum siv rau kev nqa, cov ntsiab cai no piav qhia tias yog vim li cas lub tiaj tiaj tiv thaiv kev thauj khoom zoo dua li lwm hom sling:

 

Hom Sling

Hu rau cheeb tsam

Siab ntawm Load

Load Protection

Flat Sling

Dav, tiaj tus

Tsawg - faib sib npaug

Zoo heev

Round Sling

Nqaim, rounded nto

Nruab Nrab - tsom rau ntawm cov ntsiab lus sib cuag

Zoo

Hlau hlua Sling

nqaim heev, taw tes tiv tauj

Siab heev - tsom rau ntawm cov ntsiab lus me me

pluag

Chain Sling

Taw tes tiv tauj

Siab heev - tsom rau ntawm tus kheej txuas

pluag

Source: Physics ntawm kev faib siab; Pascal txoj cai

 

Los ntawm kev ua kom cov cheeb tsam sib cuag, cov slings tiaj tus txo qhov siab ntawm ib qho taw tes, txo qhov kev pheej hmoo ntawm kev puas tsuaj saum npoo, indentation, thiab crushing. Raws li Wikipedia qhov kev nkag siab ntawm kev siab piav qhia , lub siab yog lub zog siv rau ntawm qhov chaw ntawm ib qho khoom hauv ib cheeb tsam uas lub zog ntawd raug faib. Qhov chaw sib cuag dav dua ua rau qis qis rau tib lub zog.

 

Vim li cas Nto Siab Tseem Ceeb

Lub siab exerted los ntawm ib tug hlua ntawm ib tug load yog ib qho tseem ceeb rau ob tug yog vim li cas: load tiv thaiv thiab sling ntev.

 

Load Protection

 

Thaum nqa cov khoom tawg yooj yim lossis ua tiav - cov hlau polished, pleev xim rau qhov chaw, cov khoom sib xyaw, iav, lossis cov khoom siv hluav taws xob - lub siab dhau tuaj yeem ua rau:

 

  • Indentation los yog crushing - cov ntaub ntawv mos deform nyob rau hauv concentrated siab

  • Nto khawb-cov ntsiab lus sib tiv tauj siab tuaj yeem ua rau tawg lossis khawb qhov chaw

  • Stress fractures - cov ntaub ntawv nkig tuaj yeem tawg nyob rau hauv kev ntxhov siab hauv zos

  • Kev puas tsuaj rau cov tshuaj pleev ib ce-ua tiav qhov chaw tuaj yeem raug cuam tshuam los ntawm kev sib cuag

 

Raws li LibreTexts Physics , lub siab tawm ntawm qhov chaw nyob ntawm ob qho tib si quab yuam siv thiab thaj chaw uas nws tau faib. Los ntawm kev tsim cov hlua khi nrog thaj chaw sib cuag, cov kws ua haujlwm tuaj yeem txo qhov kev pheej hmoo ntawm kev puas tsuaj rau cov ntaub ntawv rhiab heev.

 

Sling Longevity

 

Kev sib tiv tauj siab kuj tseem cuam tshuam rau txoj hlua nws tus kheej. Thaum lub siab yog tsom rau ntawm thaj chaw me me-xws li cov hlua hlau lossis cov hlua khi-cov khoom siv sling ua rau muaj kev ntxhov siab ntau dua hauv cheeb tsam, ua kom hnav thiab txo lub neej kev pab cuam. Flat slings, los ntawm qhov sib txawv, faib cov khoom thauj thoob plaws hauv cheeb tsam dav, txo qis hauv zos hnav thiab ua kom lub neej ntev ntev.

 

Lishenflex 's lab kuaj tau lees paub tias cov slings tiaj tus nrog kev dav webbing kev ua tau zoo txo ​​qis hauv cheeb tsam puas thiab hnav piv rau cov slings nqaim los yog ib puag ncig slings siv rau tib lub load, tshwj xeeb tshaj yog thaum nqa cov khoom nrog ntxhib lossis tsis sib xws.

 

Qhov dav thiab muaj peev xwm sib raug zoo

Kev sib raug zoo ntawm lub tiaj tiaj tiaj dav thiab lub peev xwm thauj khoom ncaj qha mus rau kev faib tawm siab. Raws li EN 1492-1, tiaj tus slings yog tsim nyob rau hauv dav li ntawm 25 hli mus rau 450 hli. Ib txoj hlua dav dua muab qhov chaw sib cuag ntau dua, txo qhov siab ntawm lub load rau tib lub zog nqa.

 

Muaj peev xwm los ntawm qhov dav (ncaj nqa, polyester ca sling):

 

Sling Dav

Hu rau cheeb tsam

WLL

Siab ntawm Load (ib unit load)

30 mm

Me me

1.0t ib

Siab

60 mm

Nruab nrab

2,0t ib

Nruab nrab

90mm ib

Loj dua

3,0t ib

qis

120 hli

Loj

4,0t ib

qis

150 hli

Ntxiv loj

5,0t ib

qis tshaj

Tau qhov twg los: EN 1492-1 cov ntaub ntawv muaj peev xwm

 

Raws li cov lus qhia, cov slings dav tsis tsuas yog muab siab dua WLL tab sis kuj faib cov khoom hnyav dua ib cheeb tsam loj, txo qhov siab ntawm qhov chaw thauj khoom.

 

Lishenflex pom zoo kom xaiv qhov dav tshaj qhov siv tau rau koj daim ntawv thov kom ua kom muaj kev tiv thaiv ntau tshaj, tshwj xeeb tshaj yog thaum nqa cov khoom muag muag lossis cov khoom tiav. Kev xaiv yuav tsum tau ua raws li ob qho tib si lub nra hnyav thiab qhov chaw tiv tauj yuav tsum tau tiv thaiv qhov chaw puas.

 

Daim Ntawv Thov: Tiv thaiv cov khoom tiav thiab cov khoom tawg yooj yim

Polished Hlau thiab Finished nto

 

Polished stainless hlau, txhuas, thiab pleev xim los yog coated cov ntaub ntawv yog tshwj xeeb yog yooj yim rau deg puas los ntawm sling contact. Raws li Wikipedia's 'Surface finish' nkag, cov khoom tiav tuaj yeem raug marred los ntawm cov ntsiab lus siab uas dhau ntawm cov khoom siv lub zog, ua rau lub cev deformation mus tas li lossis qhov tsis xws luag.

 

Flat slings tiv thaiv cov nto los ntawm:

 

  • Distributing lub load nyob rau hauv ib tug dav kev sib cuag cheeb tsam

  • Tshem tawm qhov chaw tiv tauj uas tuaj yeem khawb lossis dents

  • Muab qhov muag muag, tsis muaj abrasive interface ntawm lub sling thiab lub load

 

Cov khoom siv sib xyaw

 

Cov ntaub ntawv sib xyaw - carbon fiber, fiberglass, thiab cov txheej txheem sib xyaw - muaj zog hauv qhov nro tab sis muaj kev cuam tshuam rau hauv cheeb tsam. Kev sib cuag ntawm cov hlua hlau los yog cov hlua khi tuaj yeem ua rau delamination, crushing, los yog kev ntxhov siab tawg. Qhov dav ntawm ib lub tiaj tiaj minimizes localized siab, tiv thaiv cov qauv sib xyaw.

 

Electronics thiab Precision Equipment

 

Cov khoom siv hluav taws xob thiab cov khoom siv precision yog qhov nkag siab rau kev poob siab thiab kev ntxhov siab hauv cheeb tsam. Lub siab txo qhov muab los ntawm cov slings tiaj tus pab tiv thaiv kev puas tsuaj rau lub rooj tsav xwm hauv Circuit Court, rhiab vaj tse, thiab precision qhov chaw.

 

Qhov chaw siv tiag tiag ntawm lub tiaj tus sling.png

Sib piv nrog lwm hom Sling

Hom Sling

Hu rau cheeb tsam

Siab ntawm Load

Load Protection

Daim ntawv thov zoo tshaj plaws

Flat Sling

Dav, tiaj tus

Tsawg heev

Zoo heev

Ua tiav / muag heev loads

Round Sling

Nqaim, sib npaug

Nruab nrab

Zoo

General nqa

Hlau hlua Sling

nqaim heev

Siab heev

pluag

Heavy-duty / abrasive

Chain Sling

Taw tes tiv tauj

Siab heev

pluag

Heev / hnyav loads

Raws li Wikipedia's 'Rigging' nkag, tiaj tus slings yog nyiam thaum lub nto ntawm lub load yuav tsum tau tiv thaiv los ntawm kev puas tsuaj. Round slings muab kev tiv thaiv zoo tab sis tsis tshua muaj txiaj ntsig zoo dua li cov slings tiaj tus rau kev thauj khoom nrog thaj chaw loj, thaum cov hlua hlau thiab cov hlua khi feem ntau yog siv qhov chaw tiv thaiv saum npoo tsis yog qhov kev txhawj xeeb tseem ceeb.

 

Xaiv txoj cai Flat Sling Width

Thaum xaiv ib lub tiaj tiaj rau kev tiv thaiv load, xav txog:

 

1. Lub load qhov rhiab heev ntawm qhov chaw - qhov muag muag los yog tiav qhov chaw yuav tsum tau dav dua

 

2. Lub load qhov hnyav-hnyav loads yuav tsum tau dav dua slings kom tsis txhob muaj siab

 

3. Qhov chaw tiv tauj muaj - thaj chaw tiv tauj tsawg yuav xav tau cov hlua dav dua

 

4. Lub sling lub peev xwm - dav dua slings muaj siab dua WLL

 

Kev xaiv txoj cai ntawm tus ntiv tes xoo: Xaiv qhov dav tshaj plaws uas yuav haum rau thaj chaw muaj kev sib cuag thiab muab qhov xav tau WLL. Rau cov khoom me me, ua qhov tseem ceeb ntawm qhov dav tshaj qhov muaj peev xwm-qhov dav dua nrog tib lub WLL muab kev tiv thaiv zoo dua.

 

Lishenflex muaj cov hlua ncaj nraim hauv qhov dav ntawm 25 hli mus rau 300 hli nrog WLLs los ntawm 1 tuj mus rau 10 tons, tso cai rau koj kom phim lub dav dav rau lub load qhov kev tiv thaiv saum npoo.

 

Cov ntsiab lus thiab cov lus pom zoo

Lub physics ntawm lub tiaj tus slings  yog yooj yim tab sis muaj zog: dav dav faib quab yuam nyob rau hauv cov cheeb tsam loj, txo lub siab ntawm loads. Qhov kev txo qis no tiv thaiv cov khoom muag muag thiab ua tiav los ntawm kev puas tsuaj, ua rau cov slings tiaj tus nyiam xaiv rau cov ntawv thov uas muaj kev tiv thaiv kev thauj khoom tseem ceeb.

 

Cov ntsiab lus tseem ceeb:

 

1. Siab = Force ÷ Cheeb Tsam—qhov chaw sib cuag dav dua txhais tau tias qis dua

 

2. Flat slings muab qhov chaw sib cuag dav tshaj plaws ntawm txhua hom sling

 

3. Cov hlua dav dua txo qhov siab ntawm qhov chaw thiab tiv thaiv cov khoom me me

 

4. Xaiv qhov dav tshaj qhov siv tau rau koj daim ntawv thov

 

5. Xav txog load rhiab heev thaum xaiv ntawm sling hom

 

Lishenflex  manufactures polyester tiaj slings nyob rau hauv ib tug ntau yam ntawm dav ntawm 25 hli mus rau 300 hli, raws li EN 1492-1 thiab ASME B30.9 qauv. Peb muab cov kev taw qhia ntawm sling dav xaiv raws li koj cov kev tiv thaiv kev tiv thaiv tshwj xeeb.

 

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Yog tias koj xav tau kev pab xaiv lub tiaj tiaj tiaj tiaj dav rau koj daim ntawv thov-los yog xav tau kev pab txiav txim siab txo qhov tsim nyog rau lub nra hnyav-thov xa email rau sales@lishenflex.com , thiab peb pab neeg ua haujlwm yuav muab kev txhawb nqa ib leeg.

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Sau npe rau peb tsab ntawv xov xwm

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