Sling ɗin ƙarfe 1⁄2‑inch 6×19 da aka ƙayyade a 33.6 kN (≈ 7,550 lb) yana raguwa zuwa 23.8 kN a kusurwar choker 45°—fahimtar wannan na taimakawa guje wa cunkoso.
Abinda za ku samu
- ✓ Daidaita girman sling ɗinku daidai a karon farko don guje wa ɓarnatar kayan aiki mai tsada.
- ✓ Inganta kusurwa da dangantakar D/d don rage ƙarfi a ƙafafu da tsawaita rayuwar igiya.
- ✓ Zaɓi nau'in sling da ya dace don sauƙaƙa bincike da ƙayyade lokutan kulawa a sarari.
- ✓ Haɗa kai da OEM/ODM da ke da ISO 9001 (iRopes) don 2‑4 makonni na al'ada da 4‑6 makonni akan ƙirƙira na musamman.
Yawancin injiniyoyi suna tunanin ƙimar sling na igiyar wayoyi an saita ta kafafun dutse, amma igiyar 1⁄2‑inch ɗaya na iya yin tashi tsakanin 33.6 kN da 23.8 kN kawai ta hanyar canza kusurwar haɗi ko ingancin splice. Waɗannan wire rope sling capacities suna bin ƙa’idodi da ƙididdiga masu tsabta da ƙididdigar tsaro, ba zato ba tsammani ba. A sassan da ke ƙasa, za mu warware lissafin, daidaita nau’in sling da nauyin ku, kuma mu nuna yadda sabis ɗin OEM/ODM na iRopes ke tabbatar da ba ku taɓa yin ƙayyade ɗauka ba.
Fahimtar Ƙarfafar Sling na igiyar wayoyi
Da mun bincika dalilin da ya sa sling mai ƙarfi yake zama ginshiƙi na kowane ɗaukar kaya na aminci, mataki na gaba na hankali shi ne fassara lambobin da ke bayyana a kan tambarin samfur. Waɗannan lambobin – wire rope sling capacities – ba kawai talla ba ne; suna fitowa ne daga tsauraran ƙa’idar injiniya da ke kare mutane da kayan aiki.
Matsakaicin Ƙarfin Aiki (WLL) da ƙimar zane 5
Matsakaicin Ƙarfin Aiki shine iyakar nauyin da sling zai iya tallafawa cikin aminci a yanayi na al'ada. Ana lissafa shi ta hanyar raba Minimum Breaking Strength (MBS) da ƙimar zane na masana'anta 5, kamar yadda ASME B30.9 ya tsara. A aikace, ƙa'idar tana cewa:
WLL = MBS × Efficiency ÷ 5. Ƙimar inganci tana nuna nau'in splice – misali, ido da aka yi hand‑spliced yawanci yana aiki a 85‑90 % inganci, yayin da swaged fitting ke kai 100 %.
Amsar tambaya da aka fi yawan yi, “Menene matsakaicin ƙarfin aiki na sling na igiyar wayoyi?” – shi ne kawai MBS da aka daidaita da ƙimar tsaro 5:1 da ingancin splice da aka ƙayyade.
Lissafin ƙarfafar mataki‑by‑mataki
- Gane diamita na igiyar kuma nemo MBS da ya dace a cikin takardar bayanan masana'anta.
- Aiwatar da ingancin splice (hand‑spliced ≈ 0.88, mechanical ≈ 0.95, swaged = 1.00).
- Raba samfurin MBS da inganci da 5 don samun asalin WLL.
- Daidaita kusurwar sling ta amfani da ƙimar rage kusurwa (misali, 30° = 2.0, 45° = 1.414).
- Duba dangantakar D/d; idan radius ɗin lanƙwasa ya ƙasa da adadin da aka ba da shawara, rage ƙarfafar daidai.
Misali, igiyar ƙarfe 1⁄2‑inch 6×19 na da MBS na 177 kN. Amfani da ido da aka yi mechanical splice (0.95 inganci):
WLL = 177 kN × 0.95 ÷ 5 ≈ 33.6 kN (≈ 7,550 lb). Idan sling ya zama choker 45°, ƙarin nauyin da ke kan kowane ƙafa yana ƙaruwa da 1.414×, don haka ƙarfafar da aka daidaita ya zama 33.6 kN ÷ 1.414 ≈ 23.8 kN a kowace ƙafa.
Tasirin kusurwar sling da dangantakar D/d
- Rage kusurwa – kusurwoyi masu ƙarfi suna ƙara nauyin da ke kan kowane ƙafa; kusurwar 30° tana ninka ƙarfin da 2.0, yayin da kusurwar 90° ba ta canza ba.
- D/d ratio – radius ɗin lanƙwasa (D) da aka raba da diamita na igiya (d) dole ne ya cika iyaka mafi ƙasa (misali, 15 × d don hand‑spliced single‑part slings). Keta wannan dangantaka na iya rage ƙarfafar sosai.
- Sakamakon haɗe‑haɗe – idan an samu kusurwar ƙarfi da D/d ratio da ba ta isa ba a lokaci guda, yi amfani da ragewa mafi tsauri don kasancewa cikin wire rope sling capacities da aka tallata.
Wadannan daidaitawa suna amsa wani tambaya da aka fi yi: “Ta yaya kusurwar sling ke shafar ƙarfafar?” Amsa tana cikin ƙimar rage kusurwa, wadda ke ƙara girman nauyin a kowane ƙafa kafin a yi wani bincike na D/d.
Jadawalin ƙarfafar tunani
A ƙasa akwai tunani mai hoto da ke daidaita diamita na igiya da ƙimar WLL na al'ada don haɗin vertikal, choker, da basket. Jadawalin yana kuma nuna mafi ƙarancin D/d ratio da ake buƙata don kowane nau'in haɗi. Zazzage cikakken PDF don sigar da za a iya buga.
Kada ku manta, lambobin da ke jadawalin suna dogara ne da ƙimar tsaro 5:1 kuma suna ɗauka ingancin splice mai kyau. Idan kuna buƙatar mafita ta musamman – alal misali, ido mai launi ko ƙunshin ƙarfe mara tsatsa – ƙwararren wire rope sling supplier kamar iRopes na iya tsara igiyar don ta cika waɗancan takamaiman ƙayyadaddun yayin da yake kiyaye ƙarfafar da aka lissafa. iRopes na ba da sabis na OEM (Original Equipment Manufacturer) da ODM (Original Design Manufacturer) masu tallafi na ISO 9001 tare da kariyar IP, launuka na al'ada, alamar kasuwanci, da marufi.
Da fahimtar ainihin yadda WLL, kusurwa, da dangantakar D/d ke aiki tare, yanzu za ku iya daidaita ƙarfafar da ta dace ga kowanne nauyi. Sashen na gaba na jagorar zai nuna muku nau’o’in wire rope sling types daban‑daban kuma ya taimaka muku tantance wane ginin ya fi dacewa da aikinku.
Binciken Nau’o’in Sling na Igiya daban‑daban
Yanzu da lissafin da ke bayan wire rope sling capacities ya bayyana, lokaci ya yi da za mu kalli tsarin da ke ɗaukar nauyin. Nau’o’in wire rope sling types daban‑daban an ƙera su don kusurwoyi, yanayi, da tsarin bincike na musamman, don haka zaɓin ginin da ya dace yana da mahimmanci kamar zaɓin WLL daidai.
Lokacin da injiniyan rigging ke tambaya “menene nau’o’in sling na igiyar wayoyi daban‑daban?”, amsar za a iya raba ta zuwa iyalai huɗu:
- Single‑part slings – igiya mai ci gaba da ido da aka yi hand‑spliced ko mechanical splice.
- Multi‑part braids – ƙafafun igiya uku ko fiye da aka haɗa, suna ba da rarraba nauyi mai yawa.
- Cable‑laid slings – ƙwayoyin da aka nade a ƙwayar tsakiyar, suna ba da damar tsarukan dogon tafiya da splice mai sassauci.
- Stainless‑steel slings – gine‑ginen da suka yi daidai da na sama amma an yi su da ƙarfe mai tsayayyar tsatsa don yanayi masu tsanani.
Kowane iyali yana kawo ingancin splice, aikace‑aikacen da ya saba da shi, da ƙwarewar aiki. Sling na sashi‑ɗaya da ido da aka yi hand‑spliced yawanci yana aiki a kusan 85 % inganci, yayin da swaged fitting a sling na cable‑laid ke kai 100 %. Braids masu sassa da yawa yawanci suna amfani da ƙarshen mechanical da ke kai kusan 95 % inganci.
Sashi‑ɗaya
Igiyar ci gaba ɗaya da splice na ido; mai sauƙi, mai nauyi kaɗan, ya dace da ɗaukar kaya a tsaye har zuwa matsakaiciyar nauyi.
Braid Mai Sassa da yawa
Ƙafafun igiya uku ko fiye da aka ƙirƙira tare; yana rarraba nauyi, ya dace da ɗaukar choker mai ƙarfi.
Cable‑Laid
Ƙwayoyin da aka haɗa a kusa da core, suna ba da damar hand ko mechanical splice; ya dace da aikace‑aikacen dogon tafiya.
Stainless‑Steel
Karfe mai tsayayyar tsatsa; cikakke don yanayin teku ko na teku inda tsatsa ke zama matsala.
Zabar iyalin da ya dace ya danganta da tambayoyi uku masu amfani: menene yanayin nauyin, a ina sling zai yi aiki, kuma sau nawa ake duba shi? Don aikin crane a teku, braid na stainless‑steel da ƙafafu uku da swaged eye yana ba da haɗin ƙarfi‑zuwa‑nauyi da tsayayyar tsatsa mai kyau. A wani shago inda ɗaukar kaya a tsaye ya fi yawa, sling na sashi‑ɗaya 6×19 ƙarfe da hand‑spliced eye yawanci yana ba da isasshen ƙarfafar a farashi mafi ƙasƙanci.
Cable‑Laid
Tsarin da ke tsakiya a core
Core
Core na parallel wire yana ba da ƙarfin ja mai ƙarfi da sassauci.
Splice
Ido da aka yi hand‑spliced (~85 % inganci) ko swaged fitting (100 %).
Use
Yawan amfani a rigging don faɗin tazara da ƙarfafar haɓaka.
Stainless‑Steel
Zabi mai tsayayyar tsatsa
Material
Stainless steel aji 316 yana jure ruwa da sinadarai.
Color
Za a iya yi masa launi na al'ada don tsaro ko alamar kasuwanci.
Industry
Yafi shahara a teku, sarrafa abinci, da masana'antar magunguna.
Don daidaita nau’in sling da buƙatun takamaiman, fara da nauyin kaya, sannan a tantance yanayin aiki. Idan aikin na fuskantar iska mai gishiri akai‑akai, zaɓi stainless‑steel. Lokacin da kusurwar ɗauka ta wuce 45°, braid mai sassa da yawa na iya rage damuwa a ƙafa idan aka kwatanta da sling na sashi‑ɗaya. A ƙarshe, tabbatar da cewa ingancin splice na ginin da aka zaɓa yana daidaita da wire rope sling capacities da aka lissafa – swaged fitting zai riƙe cikakken ƙima, yayin da hand‑spliced eye zai ɗan rage shi.
Da wannan ilimin, mataki na gaba shine tantance masu samar da sling na igiyar wayoyi da za su iya kawo daidaitaccen ƙirƙira da kuke buƙata, tare da tabbatar da zaɓuɓɓukan keɓaɓɓen da ake buƙata suna nan.
Zabar Masu Samar da Sling na Igiya Masu Amintattu
Yanzu da kun daidaita nau’in sling da ya dace da kaya, matakin gaba shine inda za a samo shi. Mai samar da sling da ke mutunta ƙa’idodin tsaro da kuke dogara da su zai kiyaye ƙarfafar da aka ƙirga ba tare da rasa komai ba kuma zai kare aikinku daga abubuwan mamaki masu tsada.
Lokacin da kuka fara duba abokan hulɗa masu yiwuwa, ku riƙa tunani kan waɗannan ginshikan huɗu:
Zabar mai samar da ke da ISO 9001 da cikakken sassauƙan OEM na rage haɗarin gaba kuma yana tabbatar da sling ya yi aiki daidai da yadda aka ƙera shi.
Yi amfani da matrix a hoton da ke sama don kwatanta matsayin takaddun shaida, gwaranti na lokutan kai, zurfin OEM/ODM, da manufofin kariyar IP na kowane mai fafatawa. Mai samar da sling da ke cika dukkan buƙatu zai iya sake samar da takamaiman siffofin da kuka samo daga lissafin ƙarfafar.
Dalilin da iRopes ya fi fita
iRopes yana haɗa tabbacin inganci na ISO 9001 tare da ɗakin OEM/ODM cikakke (Original Equipment Manufacturer / Original Design Manufacturer), yana ba da ido mai launi, marufi na alama, da ƙaddamar da samfurin sauri. Lokutan kai na sling na al'ada su ne makonni 2‑4, yayin da umarnin keɓaɓɓe ke zuwa cikin makonni 4‑6, duk an tallafa da tsauraran kariyar IP da jigilar duniya ga abokan ciniki masu siyarwa.
Kafin ku aika buƙatar farashi, tattara waɗannan bayanai: daidaitaccen diamita na igiya, nau'in haɗin da ake buƙata, ingancin splice, zaɓin launi ko alamar kasuwanci, da jadawalin isarwa da ake tsammani. Bayar da cikakken bayanin zai ba mai samar da ƙima mai sahihi kuma yana hana sake tsara a baya. Da zarar an karɓi ƙimar, tabbatar da cewa WLL da aka ambata ya yi daidai da jadawalin ƙarfafar da kuka yi amfani da shi a baya kuma tabbatar da cewa rahoton binciken mai samarwa yana ambaton ƙimar ƙirar 5 da kuka yi amfani da ita a lissafin.
Tare da jerin masu samar da aka tantance a hannu, za ku iya ci gaba da ƙwarai zuwa matakin na gaba—kafa shirin kulawa da bincike da ke kiyaye kowanne sling yana aiki da ƙarfin da aka ƙayyade na shekaru masu zuwa.
Ta hanyar kwarewa a kan ƙa’idar matsakaicin ƙarfin aiki, tasirin kusurwar sling da dangantakar D/d, da ƙwarewar nau’o’in sling huɗu na asali, yanzu kuna da tushe mai ƙarfi don zaɓar mafita da ta dace. Kwatanta dangantakar ƙarfi‑zuwa‑nauyi na ƙarfe da yawan nauyin UHMWPE (misali, Dyneema) na diamita ɗaya yana nuna yadda nauyi ke sauka sosai. Yawan nauyin UHMWPE kusan ~0.97 g/cc yayin da ƙarfe yake 7.85 g/cc, yana ba da har zuwa 15× ƙarfi‑zuwa‑nauyi mafi kyau, wanda ke rage ƙoƙarin ɗauka yayin da yake cika WLL da ake buƙata.
Idan kuna son sling na musamman da ya cika waɗannan lissafi—ko kuna buƙatar ido mai launi, ƙunshin stainless‑steel ko ƙirar da aka yi da UHMWPE— iRopes, babban mai samar da sling na igiyar wayoyi da ƙwararren masana'antar igiya, na iya tsara samfurin zuwa takamaiman ƙayyadaddun ku kuma ya taimaka muku fahimtar wire rope sling types mafi dacewa da aikin ku.
Kuna buƙatar shawarwarin keɓaɓɓen kan zaɓin sling ɗinku?
Don tattaunawa ɗaya‑zuwa‑ɗaya kan buƙatun ɗaukar ku, cika fam ɗin tambaya da ke sama kuma ƙungiyar injiniyarmu za ta ƙirƙiri mafita da ta dace da lissafin ƙarfafar ku da manufofin ƙira na musamman.
