1. Kev Taw Qhia Txog DIN Cov Qauv Rau Kev Siv Tshuab Saw
Cov Qauv DIN, tsim los ntawm Lub Koom Haum German rau Kev Txheem (Deutsches Institut für Normung), sawv cev rau ib qho ntawm cov txheej txheem kev tshaj lij thiab lees paub dav tshaj plaws rau cov saw hlau txuas thiab cov khoom sib txuas thoob ntiaj teb. Cov qauv no tsim cov lus qhia meej rau kev tsim khoom, kev sim, thiab kev siv cov saw hlau siv thoob plaws ntau yam kev lag luam suav nrog kev nqa, kev thauj khoom, kev khi, thiab kev xa hluav taws xob. Cov kev cai lij choj nruj uas tau muab tso rau hauv cov qauv DIN ua kom muaj kev nyab xeeb siab, kev ntseeg siab, thiab kev sib koom ua ke rau cov kab ke saw hlau siv hauv kev lag luam thiab kev siv hauv nroog. Cov kev lig kev cai engineering German tau tso cov qauv DIN ua cov qauv rau qhov zoo, nrog ntau cov qauv thoob ntiaj teb sib phim lossis los ntawm cov lus qhia DIN, tshwj xeeb tshaj yog hauv thaj chaw ntawm cov thev naus laus zis txuas thiab cov kab ke xa hluav taws xob.
Txoj kev ua raws li cov qauv DIN suav nrog tag nrho lub neej ntawm cov khoom siv sib txuas - los ntawm kev xaiv cov khoom siv thiab cov txheej txheem tsim khoom mus rau kev sim cov txheej txheem, cov qauv lees txais, thiab thaum kawg so haujlwm. Lub moj khaum kev teeb tsa tus qauv no muab cov chaw tsim khoom nrog cov lus qhia meej txog kev siv tshuab thaum muab cov neeg siv khoom kawg cov lus kwv yees kev ua tau zoo thiab kev lees paub kev nyab xeeb. Cov qauv raug kho dua tshiab tsis tu ncua kom suav nrog kev nce qib hauv kev siv tshuab, daws cov teeb meem kev nyab xeeb, thiab cuam tshuam cov kev xav tau ntawm daim ntawv thov, tswj lawv qhov tseem ceeb hauv kev lag luam thoob ntiaj teb uas qhov kev sib raug zoo ntawm cov khoom siv thiab kev ua tau zoo yog qhov tseem ceeb rau cov kws tshaj lij engineering thiab cov neeg teev cov khoom siv.
2. Qhov ntau thiab tsawg thiab kev faib tawm ntawm cov saw hlau sib txuas
Cov qauv DIN muab cov kev faib tawm ntxaws rau cov saw hlau txuas raws li lawv cov ntawv thov, qib kev ua tau zoo, thiab cov yam ntxwv geometric. Cov saw hlau raug faib ua pawg raws li lawv lub luag haujlwm tseem ceeb - txawm tias rau kev nqa, cov tshuab conveyor, lossis cov ntawv thov mooring - nrog txhua pawg muaj cov kev faib tawm tshwj xeeb raws li cov kev ntsuas kev txawj ntse. Ib qho kev faib tawm tseem ceeb yog qhov kev xaiv suab ntawm cov saw hlau txuas, nrog 5d (tsib npaug ntawm txoj kab uas hla ntawm cov khoom siv) sawv cev rau cov lus qhia suab nrov rau cov saw hlau conveyor raws li pom hauv DIN 762-2, uas tshwj xeeb tshaj yog npog cov saw hlau txuas nrog suab 5d rau cov saw hlau conveyor, ntxiv rau qib 5 nrog kev kho mob quenched thiab tempered rau cov khoom siv kho tshuab zoo dua.
Cov lus qhia txog qib khoom siv sawv cev rau lwm qhov tseem ceeb ntawm kev faib tawm hauv DIN cov qauv, qhia txog cov khoom siv kho tshuab ntawm cov saw hlau thiab kev tsim nyog rau ntau yam kev pabcuam. Piv txwv li, qhov kev hloov pauv los ntawmDIN 764-1992 rau "qib 30", suab 3.5d" saw hlau mus rau qhov tam sim noDIN 764-2010 rau "qib 5"", quenched thiab tempered" qhia txog kev txhim kho cov khoom siv tau raug tsim los ntawm kev hloov kho tus qauv. Qhov kev faib qib no ncaj qha cuam tshuam rau lub peev xwm thauj khoom ntawm cov saw hlau, kev tiv thaiv kev hnav, thiab lub neej qaug zog, ua rau cov neeg tsim qauv xaiv cov saw hlau tsim nyog rau cov kev cai ua haujlwm tshwj xeeb. Cov qauv ntxiv sib txawv cov saw hlau raws li lawv cov kev tshuaj xyuas thiab kev lees txais, nrog rau qee qhov xav tau kev txheeb xyuas calibrated thiab kuaj raws li tau hais hauv DIN 764 (1992) hloov pauv rau "calibrated thiab kuaj cov saw hlau txuas".
3. Kev Hloov Pauv ntawm Cov Qauv Tseem Ceeb
Qhov xwm txheej ntawm DIN cov qauv qhia txog kev nce qib thev naus laus zis tas mus li hauv kev tsim cov saw hlau, kev tshawb fawb txog cov ntaub ntawv, thiab cov txheej txheem tsim khoom. Kev tshuaj xyuas cov keeb kwm kho dua tshiab ntawm cov qauv qhia txog tus qauv ntawm kev txhim kho zuj zus hauv cov kev cai lij choj thiab kev xav txog kev nyab xeeb. Piv txwv li, DIN 762-2 tau hloov pauv ntau heev los ntawm nws cov qauv xyoo 1992, uas tau teev tseg "qib 3" saw hlau, mus rau qhov qauv xyoo 2015 tam sim no uas tau teev tseg cov saw hlau "qib 5, quenched thiab tempered" kev ua tau zoo dua. Qhov kev hloov pauv no tsis yog tsuas yog kev hloov pauv hauv kev xaiv tab sis kuj muaj kev txhim kho ntau hauv cov lus qhia txog cov ntaub ntawv, cov txheej txheem kho cua sov, thiab kev cia siab rau kev ua tau zoo, thaum kawg ua rau cov saw hlau nrog cov khoom siv kho tshuab zoo dua thiab lub neej ua haujlwm ntev dua.
Ib yam li ntawd, txoj kev loj hlob ntawmDIN 22258-2 rau Kenter hom saw txuasqhia txog yuav ua li cas cov khoom sib txuas tshwj xeeb tau raug teeb tsa kom ntseeg tau tias lub kaw lus ntseeg tau. Thawj zaug tau qhia hauv xyoo 1983 thiab tom qab ntawd tau kho dua tshiab hauv xyoo 1993, 2003, thiab tsis ntev los no hauv xyoo 2015, tus qauv no tau suav nrog cov kev cai nruj dua rau kev tsim cov khoom sib txuas, cov ntaub ntawv, thiab kev sim. Qhov kev hloov kho tshiab kawg xyoo 2015 suav nrog 18 nplooj ntawv ntawm cov lus qhia ntxaws ntxaws, uas qhia txog txoj hauv kev dav dav uas tau siv los daws qhov teeb meem kev nyab xeeb tseem ceeb no hauv cov saw hlau. Tus qauv sib xws ntawm kev txhim kho tus qauv - feem ntau txhua 10-12 xyoos nrog qee zaum hloov kho nruab nrab - ua kom ntseeg tau tias DIN cov qauv tseem nyob rau pem hauv ntej ntawm kev nyab xeeb thiab kev ua tau zoo thaum suav nrog cov lus tawm tswv yim los ntawm cov ntawv thov kev lag luam.
4. Kev Txheem Txheem ntawm Cov Khoom Siv Txuas thiab Cov Khoom Siv
Cov Khoom Txuas saw hlau sawv cev rau cov khoom tseem ceeb hauv cov kab ke sib txuas voj voog, ua rau muaj kev sib dhos, kev rhuav tshem, thiab kev hloov kho qhov ntev thaum tswj hwm qhov kev ua tiav ntawm cov qauv thiab lub peev xwm thauj khoom ntawm cov saw hlau. Cov qauv DIN muab cov lus qhia ntxaws ntxaws rau ntau hom khoom txuas saw hlau, nrog rau cov khoom txuas hom Kenter tshwj xeeb hauv DIN 22258-2. Cov khoom txuas txheem no tau tsim los kom phim lub zog thiab kev ua tau zoo ntawm cov saw hlau uas lawv koom nrog, nrog rau cov lus qhia ntxaws ntxaws txog qhov ntev, cov ntaub ntawv, kev kho cua sov, thiab cov kev cai kuaj pov thawj. Kev ua kom cov khoom txuas txheem ua kom muaj kev sib koom tes ntawm cov saw hlau los ntawm ntau lub tuam txhab tsim khoom thiab pab txhawb kev saib xyuas thiab kho cov haujlwm hauv thaj chaw.
Qhov tseem ceeb ntawm kev teeb tsa tus qauv ntawm cov khoom sib txuas txuas ntxiv mus dhau qhov kev sib raug zoo ntawm kev siv tshuab kom suav nrog cov kev xav txog kev nyab xeeb tseem ceeb. Hauv kev siv nqa, piv txwv li, qhov ua tsis tiav ntawm cov khoom sib txuas tuaj yeem muaj qhov tshwm sim loj heev, ua rau cov lus qhia nruj hauv DIN cov qauv tseem ceeb rau kev txo qhov kev pheej hmoo. Cov qauv tsim cov kev cai ua haujlwm, cov qauv sib txuas, thiab cov txheej txheem sim uas cov khoom sib txuas yuav tsum ua tiav ua ntej suav tias lees txais rau kev pabcuam. Txoj hauv kev no rau kev teeb tsa tus qauv ntawm cov khoom sib txuas qhia txog lub tswv yim kev nyab xeeb uas muaj nyob hauv DIN cov qauv, qhov twg txhua qhov khoom hauv txoj kev thauj khoom yuav tsum ua tau raws li cov qauv teev tseg kom ntseeg tau tias qhov kev ntseeg siab ntawm lub kaw lus tag nrho.
5. Kev Koom Tes Thoob Ntiaj Teb thiab Daim Ntawv Thov
Qhov cuam tshuam ntawm cov qauv DIN nthuav dav mus deb tshaj ciam teb ntawm lub teb chaws Yelemees, nrog ntau cov qauv raug saws los ua cov ntaub ntawv hauv cov haujlwm thoob ntiaj teb thiab suav nrog rau hauv cov kev cai lij choj ntawm ntau lub teb chaws. Kev sau ua ke ntawm cov qauv saw hlau German hauv cov ntawv tshaj tawm xws li "German Chain Drive Standards" los ntawm National Chain Drive Standardization Technical Committee of China (SAC/TC 164) qhia txog yuav ua li cas cov lus qhia no tau raug tshaj tawm thoob ntiaj teb los pab txhawb kev sib pauv txuj ci thiab kev sib sau ua ke ntawm cov qauv. Cov ntawv tshaj tawm no, muaj 51 tus qauv DIN uas suav nrog ntau hom saw hlau suav nrog "ntau lub phaj pin saw hlau", "phaj saw hlau", "flat top saw hlau", thiab "conveyor saw hlau", tau ua haujlwm ua cov ntaub ntawv tseem ceeb rau cov saw hlau thiab sprockets thoob plaws kev lag luam thoob ntiaj teb.
Qhov tseem ceeb thoob ntiaj teb ntawm cov qauv DIN tau ua pov thawj ntxiv los ntawm lawv txoj kev sib haum xeeb nrog cov kev pib ua qauv thoob ntiaj teb. Ntau tus qauv DIN tau sib haum xeeb nrog cov qauv ISO los pab txhawb kev lag luam thoob ntiaj teb thiab kev koom tes hauv kev siv tshuab, thaum tseem tswj hwm cov kev cai tshwj xeeb uas ua rau cov qauv kev tsim kho German. Txoj hauv kev ob no - khaws cov kev cai tshwj xeeb ntawm DIN thaum txhawb kom muaj kev sib haum xeeb thoob ntiaj teb - ua kom cov chaw tsim khoom tuaj yeem tsim cov khoom uas ua tau raws li cov kev xav tau ntawm cheeb tsam thiab thoob ntiaj teb. Cov qauv suav nrog cov kev cai rau cov qauv hniav sprocket, qhov ntev sib txuas, thiab cov lus qhia txog cov khoom siv uas ua rau muaj kev sib koom tes meej ntawm cov saw hlau thiab sprockets los ntawm ntau lub tuam txhab tsim khoom thoob ntiaj teb.
6. Xaus Lus
Cov qauv DIN rau cov saw hlau sib txuas thiab cov khoom sib txuas ua ke sawv cev rau cov txheej txheem kev siv tshuab uas tau cuam tshuam loj heev rau kev tsim khoom thoob ntiaj teb thiab kev siv cov txheej txheem. Los ntawm cov txheej txheem kev faib tawm meej, cov khoom siv thiab cov lus qhia ua haujlwm zoo, thiab kev hloov pauv tas mus li uas cuam tshuam txog kev nce qib ntawm thev naus laus zis, cov qauv no tau tsim cov qauv rau kev nyab xeeb, kev ntseeg siab, thiab zoo hauv ntau yam kev siv hauv kev lag luam. Kev npog tag nrho ob qho saw hlau thiab lawv cov khoom sib txuas qhia txog txoj hauv kev holistic uas lub koom haum standardization tau siv los daws cov txheej txheem saw hlau tag nrho es tsis yog cov khoom sib cais.
Kev txhim kho tas mus li thiab kev sib haum xeeb thoob ntiaj teb ntawm DIN cov qauv yuav txuas ntxiv mus rau kev lag luam saw hlau thoob ntiaj teb, tshwj xeeb tshaj yog thaum cov kev cai rau kev nyab xeeb, kev ua haujlwm zoo, thiab kev sib koom tes thoob ntiaj teb nce ntxiv. Kev muaj cov ntaub ntawv sau ua ntau hom lus, nrog rau kev hloov kho tshiab ntawm cov qauv kom pom kev txhim kho thev naus laus zis, ua kom ntseeg tau tias lub cev muaj zog ntawm kev paub txog kev txawj ntse no tseem nkag tau thiab cuam tshuam rau cov engineers, cov chaw tsim khoom, thiab cov kws tshaj lij thoob ntiaj teb. Thaum cov ntawv thov saw hlau nthuav dav mus rau hauv cov lag luam tshiab thiab cov chaw ua haujlwm ua qhov xav tau ntau dua, lub hauv paus ruaj khov uas muab los ntawm DIN cov qauv yuav txuas ntxiv mus ua qhov chaw tseem ceeb rau kev tsim, kev xaiv, thiab kev siv cov saw hlau txuas thiab cov khoom sib txuas hauv xyoo pua nees nkaum ib.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-17-2025
