Cov Lus Qhia Txog Lub Log Anchor Winch Saw DIN 766 764 ISO | Yining Hydraulic
TL;DR — Cov Ntsiab Lus Tseem Ceeb
- Cov log saw hlau DIN 766 (txuas luv) thiab DIN 764 (txuas ntev) tsis sib xws - qhov sib txawv ntawm lub hnab tshos sib txawv li ntawm 33% thiab kev teeb tsa cov saw hlau tsis raug ua rau sprocket hnav sai dua, khi cov saw hlau, thiab muaj peev xwm dhia cov saw hlau thaum muaj kev thauj khoom.
- Cov khoom siv log saw hlau tawv ntawm HRC 45-50 nrog cov hniav induction-hardened yog qhov tsawg kawg nkaus rau cov ntawv thov marine anchor winch— cov ntaub ntawv mos dua (qis dua HRC 40) qhia txog kev hnav lub hnab tshos tom qab 500-800 lub voj voog hauv qhov chaw tsuag ntsev.
- ISO 16726 cov log tsheb sib xws nrog DIN 766 rau cov saw hlau sib xws (13mm-26mm), tab sis tus qauv ISO qhia meej txog kev kam rau siab dua (+0.3mm vs DIN's +0.5mm).— txhais tau tias lub log uas ntsuas ISO ua haujlwm nrog DIN saw, tab sis lub log DIN yuav tsis ua tau raws li qhov yuav tsum tau ua ntawm ISO.
Vim li cas "Lub Log Chain Txheem" tsis yog Cov Lus Qhia Txog Txhua Yam - Peb Tus Qauv Sib Tw
Kuv tau siv kaum tsib xyoos tsim cov tshuab hydraulic winch ntawm Yining Hydraulic, thiab qhov yuam kev kim tshaj plaws uas kuv ntsib hauv kev yuav khoom siv anchor winch yog qhov kev xav tias "lub log saw hlau txheem" txhais tau tib yam thoob plaws txhua lub tuam txhab tsim khoom.Muaj peb tus qauv saw hlau loj uas siv thoob ntiaj teb - DIN 766, DIN 764, thiab ISO 16726/ISO 67 - thiab lub log saw hlau uas tsim los rau ib tus qauv yuav tsis ua haujlwm zoo nrog cov saw hlau los ntawm lwm tus qauv.Qhov sib txawv tsis yog qhov zoo nkauj xwb: lawv cuam tshuam txog qhov siab ntawm lub qhov (pocket pitch), txoj kab uas hla ntawm cov hauv paus hniav, lub kaum sab xis ntawm cov hniav, thiab qhov sib piv ntawm txoj kab uas hla ntawm cov saw hlau thiab qhov siab ntawm cov saw hlau uas txiav txim siab seb qhov txuas saw hlau yuav zaum li cas hauv lub qhov ntawm lub log.
DIN 766 yog tus qauv txuas luv uas tau tsim los rau kev nqa dav dav thiab kev siv hauv dej hiav txwv. Lub ntsiab lus txhais: qhov siab sib npaug li 6 npaug ntawm txoj kab uas hla ntawm cov saw (6d). Qhov sib nrug ntawm qhov txuas no ua rau thaj chaw sib cuag ntawm cov saw mus rau lub log loj tshaj plaws, faib cov khoom thauj hla ntau cov hniav thiab txo cov kev ntxhov siab ntawm cov hniav ib tus zuj zus. DIN 764 yog tus qauv txuas ntev uas qhov siab sib npaug li 8 npaug ntawm txoj kab uas hla ntawm cov saw (8d). Qhov sib nrug ntawm qhov txuas ntev dua txo qhov hnyav ntawm cov saw ib 'meter' thiab tso cai rau cov saw loj dua kom qhwv ib ncig ntawm cov log uas nruj dua. ISO 16726 (thiab lwm yam ISO 67 rau cov saw mooring) sim ua kom cov qauv no sib haum xeeb thoob ntiaj teb tab sis qhia txog qhov sib txawv me me uas cuam tshuam rau kev sib raug zoo.
Qhov tshwm sim ntawm kev sib xyaw cov qauv: yog tias koj teeb tsa DIN 766 saw hlau rau ntawm DIN 764 lub log saw hlau (lossis rov qab), cov txuas saw hlau yuav tsis zaum tag nrho hauv cov hnab tshos log.Cov txuas yuav caij rau ntawm cov npoo ntawm lub hnab tshos es tsis yog hauv pem teb ntawm lub hnab tshos, ua rau lub nra hnyav rau ntawm qhov sib cuag ntawm txoj kab es tsis yog qhov sib cuag ntawm qhov chaw. Qhov tshwm sim yog qhov hnav ntawm ntug hnab tshos sai sai, cov txuas saw hlau hloov pauv, thiab hauv cov xwm txheej hnyav, cov saw hlau dhia qhov twg cov saw hlau nce tawm ntawm lub hnab tshos thaum muaj kev thauj khoom. Kuv tus kheej tau ua cov kev tshawb nrhiav lav qhov twg qhov ua rau lub log saw hlau puas tsuaj loj heev yog cov saw hlau DIN 764 uas tus neeg tsav nkoj yuav los hloov cov saw hlau DIN 766 uas hnav lawm vim "qhov loj me zoo ib yam." Raws liCov ntaub ntawv pov thawj ntawm DIN cov qauv, txawm tias cov saw hlau uas muaj tib lub npe nominal diameter (piv txwv li, 16mm) los ntawm cov qauv sib txawv muaj cov qauv sib txawv ntawm cov hnab tshos.
Cov Ntsiab Lus Tseem Ceeb ntawm Lub Log Saw: Txoj Kab Uas Ntsug, Txoj Kab Uas Ntsug Sab Nraud, thiab Txoj Kab Uas Ntsug Hauv Paus
Lub log saw (tseem hu ua wildcat lossis saw sprocket) yog txhais los ntawm peb txoj kab uas hla tseem ceeb: txoj kab uas hla ntawm lub suab (Dp), txoj kab uas hla sab nraud (Da), thiab txoj kab uas hla ntawm lub hauv paus (Df).Qhov txoj kab uas hla ntawm lub log yog qhov txoj kab uas hla ntawm lub voj voog uas cov saw hlau sib txuas ua ke thaum lawv qhwv ncig lub log - nws yog qhov txoj kab uas ua haujlwm uas txiav txim siab qhov ceev ntawm cov saw hlau rau RPM ntawm lub log. Qhov txoj kab uas hla sab nraud yog ntsuas hla cov hniav thiab yog qhov txoj kab uas hla loj tshaj plaws ntawm lub log. Qhov txoj kab uas hla hauv paus yog ntsuas hla hauv qab ntawm cov hnab ntawm cov hniav.Qhov txoj kab uas hla ntawm lub log yog xam ua Dp = P / sin(180/Z), qhov twg P yog qhov sib nrug ntawm cov saw hlau (qhov sib txuas) thiab Z yog tus naj npawb ntawm cov hnab (cov hniav) ntawm lub log.Rau cov saw hlau DIN 766 uas muaj 16 hli txoj kab uas hla thiab 6:1 qhov sib piv ntawm lub suab, qhov sib txawv yog 96 hli, thiab lub log 5-lub hnab tshos muaj Dp = 96mm / sin (36 degrees) = 163.5mm.
Lub hnab nws tus kheej muaj peb qhov loj tseem ceeb: qhov dav ntawm lub hnab (yuav tsum haum rau qhov dav ntawm txoj saw hlau ntxiv rau 0.5-1.5 hli qhov sib nrug ntawm qhov khiav), qhov tob ntawm lub hnab (yuav tsum haum rau qhov sib nrug ntawm txoj hlua ntxiv rau 1-2 hli rau qhov sib nrug ntawm cov khib nyiab), thiab lub kaum sab xis ntawm lub hnab (yuav tsum phim lub kaum sab xis ntawm txoj saw hlau kom tiv thaiv kev sib txuas ntawm lub hnab tsis sib xws).Qhov kev kam rau qhov dav ntawm lub hnab tshos yog qhov tseem ceeb tshaj plaws - nruj dhau thiab cov saw hlau khi thaum lub sijhawm sib koom tes; xoob dhau thiab cov saw hlau txav mus rau sab, ua rau cov hniav tsis sib xws.Qhov dav dav ntawm lub hnab tshos rau cov log marine anchor winch yog +0.3mm txog +0.8mm siab dua qhov dav ntawm cov saw hlau nominal.
DIN 766 Cov Lus Qhia Txog Saw: Tus Qauv Txuas Luv Siv Hauv Cov Ntawv Thov Marine European
DIN 766 yog tus qauv tseem ceeb rau cov winches marine anchor winches uas yog los ntawm European thiab tus qauv feem ntau ntawm Yining Hydraulic anchor winches yog tsim los rau cov lag luam European thiab Middle Eastern.Tus qauv qhia txog kev sib raug zoo ntawm txoj kab uas hla ntawm cov saw hlau (d) thiab qhov ntev ntawm qhov txuas: qhov siab (t) = 6d, qhov dav sab hauv (b1) = 3.5d rau qhov loj ntawm cov saw hlau hauv dej hiav txwv. Rau cov saw hlau 16mm DIN 766: qhov siab = 96mm, qhov dav sab hauv = 56mm, qhov ntev sab hauv = 80mm. Qhov kam rau siab ntawm qhov siab yog +0.033d - lub ntsiab lus rau cov saw hlau 16mm, qhov kam rau siab ntawm qhov siab yog +0.53mm hla qhov txuas.
Kev tsim lub log saw rau DIN 766 xav tau lub hnab tshos uas haum rau tag nrho cov txuas profile: qhov txuas kab rov tav nyob hauv lub hnab tshos nrog nws txoj kab ntev sib phim nrog lub log axis, thaum qhov txuas ntsug (txuas cov txuas kab rov tav sib ze) hla dhau qhov sib txawv ntawm cov hniav.Cov hniav profile yuav tsum muab qhov chaw txaus rau qhov txuas ntsug kom nkag thiab tawm hauv lub hnab yam tsis muaj kev cuam tshuam thaum lub log tig.Yining Hydraulic, peb cov IYM series anchor winches yog tsim los nrog DIN 766 pocket geometry ua lub neej ntawd, nrog DIN 764 thiab ISO pocket geometries muaj raws li cov kev xaiv tshwj xeeb. Lub log saw yog machined los ntawm 42CrMo alloy steel, quenched thiab tempered rau HRC 45-50, nrog induction-hardened hniav flanks rau HRC 55-58 rau kev hnav tsis kam.
DIN 764 Cov Lus Qhia Txog Saw: Tus Txheej Txheem Ntev-Txuas rau Cov Ntawv Thov Txoj Kab Uas Muaj Saw Siab
DIN 764 qhia txog qhov sib piv ntawm qhov ntev thiab qhov dav (8d) piv rau DIN 766 (6d), ua rau cov saw hlau ntev li ntawm 33% rau ib qho txuas rau tib lub qhov ntev.Qhov ntev dua no ua haujlwm ob lub hom phiaj: nws txo qhov hnyav ntawm cov saw hlau ib 'meter' (cov txuas tsawg dua ib 'meter' txhais tau tias qhov hnyav ntawm cov hlau tsawg dua), thiab nws tso cai rau cov saw hlau kom qhwv ib ncig ntawm cov log me dua (qhov txuas ntev dua tuaj yeem sib txuas hla qhov nkhaus nruj dua yam tsis muaj kev khi). Rau cov ntawv thov uas lub winch anchor yuav tsum tuav cov saw hlau loj (20mm+) tab sis lub nkoj muaj qhov chaw tsawg, DIN 764's long-pitch geometry yog qhov kev xaiv zoo tshaj plaws.
Lub geometry ntawm lub hnab tshos ntawm lub log saw hlau DIN 764 txawv ntawm DIN 766: lub hnab tshos ntev dua (kom haum rau qhov txuas ntev dua), ntiav dua (vim tias lub kaum sab xis ntawm qhov txuas nkag mus rau hauv lub hnab tshos tsis ntse), thiab cov hniav profile qhib dua kom tso cai rau qhov txuas ntsug ntev dua kom pom tseeb.Ib qho kev ntxiab uas feem ntau yuav khoom: Cov chaw tsim khoom hauv Suav teb qee zaum hais tias "DIN tus qauv saw hlau log" yam tsis tau teev tseg 766 lossis 764, xav tias tus neeg yuav khoom xav tau lub hauv paus hauv tebchaws (uas feem ntau yog DIN 764 hauv kev lag luam Suav).Tus neeg yuav khoom tau txais lub log DIN 764 rau lawv cov saw hlau DIN 766 thiab cov nplaim tsis sib xws thaum lub sijhawm teeb tsa. Kuv xav kom koj qhia meej txog tus qauv thiab txoj kab uas hla ntawm cov saw hlau ntawm daim ntawv xaj yuav khoom, tsis txhob cia siab rau lo lus "tus qauv." IbISO 16726: 2018cov lus qhia txog lub log mooring, tus qauv yuav tsum muaj cim qhia meej ntawm tus qauv saw thiab txoj kab uas hla ntawm lub log nws tus kheej.
ISO 16726 Cov Log Tsheb: Tus Txheej Txheem Thoob Ntiaj Teb Txawv Li Cas Los Ntawm DIN Versions
ISO 16726 (Cov Nkoj thiab thev naus laus zis hauv hiav txwv - Cov log saw rau cov saw hlau txuas) yog tus qauv thoob ntiaj teb uas lub hom phiaj yog los koom ua ke DIN, JIS, thiab lub teb chaws cov lus qhia txog lub log saw hlau hauv ib lub moj khaum thoob ntiaj teb.Tus qauv ISO npog cov saw hlau txoj kab uas hla ntawm 12.5mm txog 162mm (tag nrho cov kab uas siv tau rau cov nkoj lag luam), thiab nws qhia meej txog qhov geometry ntawm lub hnab tshos, cov khoom siv uas yuav tsum tau ua, thiab cov txheej txheem kuaj. Qhov sib txawv tseem ceeb ntawm DIN: ISO 16726 qhia meej txog qhov kam rau siab ntawm lub hnab tshos - +0.3mm piv rau DIN tus qauv +0.5mm - uas txhais tau tias lub log saw hlau uas ua raws li ISO yuav txais yuav DIN saw hlau (lub saw hlau me ntsis tsis loj dua li lub hnab tshos), tab sis lub log uas kam rau siab ntawm DIN yuav tsis ua tau raws li ISO cov qauv txais.
Rau kev yuav khoom siv tau: lub log saw ISO 16726 yog qhov kev xaiv zoo rau kev siv nrog DIN 766 saw ntawm tib lub nominal diametervim tias lub hnab ISO nyob hauv DIN qhov kev kam rau siab ntawm sab nruj. Qhov rov qab - siv lub log DIN nrog cov saw ISO - muaj kev pheej hmoo vim tias cov saw ISO yuav raug tsim los rau qhov kev kam rau siab dua thiab lub hnab log DIN yuav muab qhov chaw khiav tsis txaus, ua rau khi hauv thawj 50-100 lub voj voog thaum cov saw thiab lub log hnav rau ib leeg. NtawmYining Hydraulic, peb tsim cov log saw hlau kom tau raws li ISO 16726 kev kam rau siab ua peb lub hauv paus, nrog rau DIN 766 thiab DIN 764 ua cov kev xaiv tshwj xeeb thaum tus neeg tsav nkoj xav tau kev sib raug zoo nrog cov khoom muag saw hlau uas twb muaj lawm.
Khoom Siv Hardness thiab Kev Kho Qhov Nto: Vim Li Cas Qhov Kev Hnav Ruaj Ntawm Lub Log Chain Tseem Ceeb Dua Li Tus Nqi
Lub log saw hlau yog qhov khoom siv hnyav tshaj plaws hauv lub kaw lus winch vim tias txhua lub voj voog tsa / txo qis cuam tshuam nrog kev sib txhuam ntawm cov hlau ntawm cov hlau txuas thiab cov hnab log thaum muaj kev thauj khoom.Cov lus qhia tshwj xeeb ntawm cov khoom siv - qib hlau alloy, cov txheej txheem kho cua sov, thiab txoj kev ua kom tawv ntawm qhov chaw - txiav txim siab ncaj qha rau lub neej ua haujlwm ntawm lub log, thiab lub log uas pheej yig dua 20% thaum pib tab sis hnav tawm hauv 3 xyoos es tsis yog 10 xyoo yog kev nqis peev tsis zoo.
| Cov Khoom Siv Qhia Txog | Qhov Nyuaj Siab | Qhov Nyuaj Ntawm Qhov Chaw | Lub Neej Pabcuam Ib Txwm Muaj | Tus nqi sib piv |
|---|---|---|---|---|
| 42CrMo, tsuas yog quenched + tempered xwb | HRC 35-40 | HRC 35-40 (sib xws) | 3-5 xyoos | Lub hauv paus |
| 42CrMo, Q + T + induction hardened hniav | HRC 45-50 | HRC 55-58 (cov hniav) | 8-12 xyoos | +15-20% |
| 42CrMo, Q + T + nitrided | HRC 45-50 | HV 700-900 (lub thawv 0.3 hli) | 10-15 xyoo | +25-30% |
| AISI 4340, Q + T + induction hardened | HRC 48-52 | HRC 58-62 (cov hniav) | 12-18 xyoo | +40-50% |
Kev siv induction los ua kom cov hniav sab nraud tawv yog qhov chaw zoo uas pheej yig rau cov log anch winch.Cov txheej txheem xaiv ua kom sov thiab tua cov hniav sib cuag, tsim kom muaj lub thawv tawv uas tiv taus kev hnav (HRC 55-58, tob 2-4 hli) thaum tswj hwm lub hauv paus ruaj khov dua, tiv taus kev cuam tshuam ntau dua. Lub hauv paus ruaj khov yog qhov tseem ceeb - yog tias tag nrho lub log tau raug kho kom ruaj khov rau HRC 55+, nws yuav tawg yooj yim thiab yooj yim rau kev tawg thaum lub saw hlau koom nrog hauv qab kev poob siab. IbASTM A391Cov lus qhia tshwj xeeb ntawm cov saw hlau alloy, kev sib xyaw ua ke ntawm qhov nyuaj ntawm qhov chaw rau kev hnav tsis kam thiab lub zog ntawm lub hauv paus rau kev cuam tshuam yog txoj hauv kev tsim kho tus qauv rau cov khoom siv ntawm cov saw hlau hauv hiav txwv.
Kev kho qhov chaw rau kev tiv thaiv xeb: txheej zinc phosphate (txheej hauv qab) ua raws li epoxy marine xim (200-300 micron qhuav zaj duab xis tuab) muab 5-8 xyoo ntawm kev tiv thaiv xeb hauv qhov chaw ntsev tsuag. Rau cov platforms offshore thiab cov nkoj ua haujlwm hauv thaj chaw splash, ntxiv kev tiv thaiv anode sacrificial (zinc lossis aluminium anodes bolted rau lub log saw) txuas ntxiv kev tiv thaiv mus rau 10-15 xyoo.Tus nqi ntxiv ntawm kev tiv thaiv xeb - kwv yees li US $ 80-120 rau ib lub log saw - yog kwv yees li 0.5% ntawm tus nqi hloov lub log ua ntej lub sijhawm vim muaj qhov xeb uas yuav tsum tau rhuav tshem lub log tag nrho thiab tshem tawm los ntawm crane. At Yining Hydraulic, peb cov qauv saw hlau yog 42CrMo Q+T nrog cov hniav induction-hardened thiab epoxy marine txheej - qhov tsawg kawg nkaus peb pom zoo rau txhua daim ntawv thov marine anchor winch.
Cov Lus Nug Feem Ntau
- Q1: Qhov txawv ntawm DIN 766 thiab DIN 764 cov lus qhia saw hlau yog dab tsi?
- DIN 766 txhais cov saw hlau luv luv nrog lub suab = 6d (qhov sib nrug ntawm qhov sib txuas nruj rau qhov sib cuag ntawm lub log siab tshaj plaws). DIN 764 txhais cov saw hlau ntev nrog lub suab = 8d (cov txuas ntev dua 33%, qhov hnyav sib dua ib 'meter', lub peev xwm khoov tau nruj dua). Lub geometry ntawm lub hnab log sib txawv ntawm ob tus qauv, thiab cov saw hlau tsis sib xws ntawm 766 thiab 764 lub log.
- Q2: Kuv yuav ntsuas lub log ntawm lub log li cas kom paub tseeb tias kuv lub saw hlau sib haum nrog kuv li cas?
- Qhov dav ntawm lub log (Dp) = P / sin(180/Z), qhov twg P yog qhov dav ntawm cov saw hlau (qhov sib nrug ntawm cov txuas) thiab Z yog tus naj npawb ntawm cov hnab looj tes ntawm lub log. Ntsuas thoob plaws lub log ntawm qhov chaw uas cov txuas saw hlau sib txuas hauv cov hnab looj tes - qhov no yog qhov dav ntawm kev ua haujlwm, tsis yog qhov dav sab nraud hla cov hniav. Xyuas kom tseeb nrog kev ntsuas caliper ntawm qhov chaw hauv pem teb hnab looj tes, tsis yog cov hniav.
- Q3: Yuav tsum muaj cov khoom siv tawv npaum li cas rau cov log tsheb thauj khoom hauv cov chaw marine?
- Yam tsawg kawg nkaus: 42CrMo hlau alloy, quenched thiab tempered rau lub hauv paus hardness HRC 45-50, nrog rau cov hniav induction-hardened rau HRC 55-58 (tob 2-4mm). Qhov kev sib xyaw ua ke no muab kev tiv thaiv kev hnav ntawm qhov chaw nrog rau kev cuam tshuam ntawm lub hauv paus. Cov log mos dua (qis dua HRC 40 lub hauv paus) qhia txog kev hnav hnab tshos tom qab 500-800 lub voj voog hauv cov xwm txheej ntsev-tshuaj tsuag.
- Q4: Puas siv tau lub log DIN 764 nrog DIN 766 saw hlau thaum muaj xwm txheej ceev?
- Tsis yog. Cov log DIN 764 muaj cov hnab ntev dua, tsis tob dua uas tsim los rau cov saw hlau 8d suab. Cov saw hlau DIN 766 (6d suab) yuav tsis zaum tag nrho hauv cov hnab no, tsim kev sib cuag ntawm cov kab ntawm cov npoo hnab es tsis yog kev sib cuag ntawm qhov chaw hla hauv pem teb hnab. Qhov no ua rau cov ntug hnab hnav sai sai thiab muaj kev pheej hmoo ntawm cov saw hlau dhia hauv qab lub nra hnyav. Qhov tsis sib xws tus qauv tuaj yeem ua rau cov saw hlau khi hauv 50-100 lub voj voog.
- Q5: Kev kho qhov chaw twg txuas ntxiv lub neej ntawm lub log tsheb hauv cov chaw muaj ntsev tsuag hauv dej hiav txwv?
- Cov txheej txheej zinc phosphate ntxiv rau cov xim epoxy marine (200-300 micron DFT) muab kev tiv thaiv xeb 5-8 xyoo. Rau cov ntawv thov offshore/splash zone, ntxiv cov sacrificial anodes (zinc lossis aluminium) bolted rau lub log tsev rau 10-15 xyoo kev tiv thaiv. Tus nqi kho qhov chaw (US $ 80-120 ib lub log) yog kwv yees li 0.5% ntawm tus nqi ntawm kev hloov pauv ua ntej vim yog xeb.
Cov Ntaub Ntawv Sab Nraud: Cov Qauv DIN · ISO 16726: 2018 · ASTM A391 · ISO 67 Mooring Chains · Kev faib tawm ntawm DNV · Cov Cai ABS · Lloyd's Register
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