Ra'ayoyi: 0 Mawallafi: Lokacin Buga Editan Yanar Gizo: 2026-07-10 Asalin: Shafin
Wani mai kula da damfara yana gudanar da binciken riga-kafi na yau da kullun. The bel ɗin ɗagawa yayi kyau-ba yanke, ba abrasion, babu sawa a bayyane. Ya yarda da shi don amfani. Sa'o'i biyu bayan haka, majajjawa ta gaza tsakiyar ɗagawa, tana zubar da katako mai nauyin ton 3. Binciken ya nuna dalilin: lalacewar fiber na ciki wanda babu wanda zai iya gani.
Wannan yanayin ba hasashe ba ne. Yana fitowa a cikin tarurrukan bita da wuraren gine-gine a kowace shekara, kuma yana ba da haske ga ainihin gaskiya a cikin aminci: abin da ba za ku iya gani ba zai iya cutar da ku. Don bel ɗin ɗagawa na roba , lalacewar fiber na ciki sau da yawa ya fi haɗari fiye da kowane lalacewa ta sama daidai saboda ya kasance marar ganuwa har lokacin gazawar.
A Dongfang Lishen , mun gwada dubban polyester slings a cikin kayan aikin mu. Bayanai na mu sun nuna a kai a kai cewa majajjawa tare da ganuwa a bayyane sau da yawa suna riƙe da ƙarfi saura, yayin da majajjawa waɗanda suka bayyana pristine na iya yin kasawa da bala'i saboda lalacewa na ciki.
Lalacewar ciki ga bel mai ɗagawa yana faruwa ta hanyoyi da yawa, babu ɗayansu da za a iya gano su ta hanyar dubawa ta gani kaɗai.
Bincike na ilimi akan slings masu sassaucin ra'ayi na polyester ya nuna cewa maimaita lodi da saukewa-ko da a cikin ƙididdiga - yana haifar da gajiya mai yawa. Binciken ya gano cewa majajjawa na yanar gizo suna nuna matakai daban-daban guda uku yayin mikewa:
Mataki |
Halaye |
Ma'ana |
Yankin ƙugiya |
Nakasar roba (ana iya farfadowa) |
Na al'ada, aiki mai aminci |
Yanki na amfanin gona |
Farkon nakasar filastik |
Gargadi game da tarin iri |
Yankin haɓakawa |
Lalacewar filastik mai lalata, tarawa tare da maimaitawa |
Rashin ƙarfi na dindindin |
Binciken ya ƙarasa da cewa bayan jiyya na cyclic, ƙarfin karyewa, haɓakawa a lokacin hutu, da juriya na majajjawa na PET yana raguwa sosai, yana rage tsawon rayuwar sabis. Mahimmanci, waɗannan canje-canjen suna faruwa kafin kowane alamun saman da ake iya gani ya bayyana.
Matsalolin da aka sauke, karon cokali mai yatsu, ko ma mugun aiki na iya haifar da karyewar fiber na cikin gida a cikin tsarin ɗagawa . Wurin yanar gizo na waje na iya nuna kadan ko babu alama, amma yadudduka na ciki sun karye. Loading na gaba yana mai da hankali kan abubuwan da suka rage, yana haɓaka gazawa.
Wani cikakken binciken gazawar da hukumomin Malta suka gudanar kan majajjawar polyester da ta gaza a yayin kaddamar da jirgin ruwan ceto ya nuna cewa zaren dinkin ya lalace sosai tare da manyan sassan jikin majajjawar. Binciken ƙwanƙwasa ya nuna cewa kayan ɗinkin nailan ne, ba polyester ba-kuma ya ragu sosai saboda bayyanar UV, yayin da polyester webbing ya kasance cikakke sosai. Siffar majajjawa ta waje ba ta nuna wannan rauni na ciki ba. Sakamakon? dinki cirewa a gunkin da ke ƙarƙashin kaya.
Wannan shari'ar tana jaddada mahimmancin mahimmanci: dubawa dole ne ya tabbatar da ba kawai jikin majajjawa ba, amma kowane nau'i mai ɗaukar kaya.
Daidaitaccen bincike na yau da kullun yana mai da hankali kan lahani da ake iya gani: yanke, abrasion, splatter, ƙona sinadarai, da alamun da ba a iya gani ba. Ma'auni na masana'antu kamar ASME B30.9 da WAC 296-155-33825 sun ba da umarnin waɗannan cak na gani. Suna da mahimmanci-amma ba su isa ba.
Gwaje-gwajen masana'antu da ICHCA International ta gudanar sun nuna gagarumin tasirin nau'ikan lalacewa iri-iri akan iyawar majajjawa:
Gwaji |
Lalacewa/Amfani |
Rashin gazawar Ƙarfin Ƙarfi |
1 |
10% yanke yanke |
35% |
2 |
20% yanke shawara |
56% |
3 |
10% yanke tsakiya |
30% |
4 |
Lalacewar gogayya |
30% |
5 |
Knotted majajjawa |
71% |
6 |
Slings sun haɗu tare |
36% |
Yi la'akari da cewa lalatawar saman ya haifar da raguwar iya aiki 1% kawai-lalacewar gani, amma ƙarancin ƙarfi. A halin yanzu, yanayin da zai iya haifar da lalacewa na ciki-ƙulli, gogayya, yanke gefe-ya haifar da gazawa a 30-71% ƙasa da ƙimar ƙima. Haɗin kai a bayyane yake: ƙetare tsarin da ba a iya gani ya fi haɗari fiye da abin da ake iya gani na kayan kwalliya.
Ka'idojin gogewar masana'antu suna ƙarfafa wannan: shimfidar bel ɗin ɗagawa lebur wanda aka sawa amma bai cika ba yakamata a rage darajarsa, amma idan saman da ya lalace ya kai 1/4 na faɗin bel , dole ne a goge shi. Hakazalika, idan kabu mai ɗaukar nauyi ya tsage, ɗinki ya ƙare, ko kuma saman fiber ɗin ya zama mai laushi kuma ya yi laushi, ana buƙatar gogewa nan da nan.
Since visual inspection alone is inadequate, experienced rigging professionals use tactile inspection techniques:
Lanƙwasa majajjawa tare da tsayinsa. Saurari sauti mai fashewa-wannan yana nuna karyewar zaruruwan ciki.
Matsa yanar gizo tsakanin yatsa da yatsa. Kwatanta da sanannen majajjawa mai kyau. Mai laushi ko rashin daidaituwa yana nuna lalacewar ciki.
Bincika yankin da aka raba a hankali. Wannan shi ne yanki mafi tsananin damuwa. Bincika kowane murdiya, taurin kai, ko rashin daidaituwa.
Waɗannan fasahohin, haɗe tare da dubawa na gani, suna haɓaka gano ɓarna na ciki sosai.
Kafa Taskar Amfani
Kwarewar filin Dongfang Lishen ta nuna cewa bin diddigin tarihin sabis na ɗaga bel yana ɗaya daga cikin ingantattun hanyoyin da za a iya sarrafa haɗarin lalacewar ciki. Ya kamata log ɗin amfani ya rubuta:
Kwanan watan amfani da farko
Ƙirar ɗagawa da girman kaya
Nau'in matsi da aka yi amfani da su
Yanayin muhalli (zazzabi, bayyanar sinadarai, UV)
Sakamakon dubawa
Wannan bayanan yana ba da damar maye gurbin tsinkaya, yana ba ku damar yin ritayar majajjawa kafin lalacewar ciki ta kai matakai masu mahimmanci. Kamar yadda ka'idar masana'antu ta lura, ya kamata a duba majajjawa a cikin sabis mai tsanani aƙalla sau ɗaya a cikin kwata, kuma yakamata a gudanar da gwajin shaida aƙalla kowane watanni shida a cikin yanayi mara kyau.
Tasirin kuɗi na bel ɗagawa da ya gaza ya wuce farashin majajjawa. Yi la'akari:
Raunin mutum ko kisa
Lalacewar kayan aiki ko samfur mai tsada
Jinkirin aikin da raguwar lokaci
Tarar tsari da farashin bincike
Lalacewar suna da asarar amincewar abokin ciniki
A cikin abin da ya faru da masana'antar masana'anta da aka bayyana a farkon wannan labarin, binciken ya nuna cewa an yi wa majajjawa nauyi makwanni biyu kafin. Girgizar ta haifar da lalacewar fiber na ciki, amma gidan yanar gizon waje bai nuna alamar ba. Mai kulawa, ya dogara da duban gani kawai, ya share majajjawa don ci gaba da amfani. An auna farashin wannan shawarar a adadi shida.
Lalacewar fiber na ciki yana da mahimmanci fiye da lalacewa saboda ba a iya gani, ci gaba, kuma yana iya haifar da gazawar kwatsam ba tare da faɗakarwa ba. Majajjawa mai kama da aminci a waje wataƙila ta riga ta rasa yawancin ƙarfinsa.
Don kare ƙungiyar ku da kadarorin ku:
Kada ka dogara ga duban gani kadai. Haɗa dubawa ta hannu cikin kowane binciken da aka riga aka yi amfani da shi.
Ƙaddamar da tarihin amfani ga kowane majajjawa. Bibiyar ƙidayar ɗagawa da bayyanar muhalli.
Bi tsauraran sharuɗɗan yin ritaya. Lokacin da majajjawa ta kai ƙarshen ma'aunin ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan majajjawa.
Yi la'akari da dacewa da kayan aiki. Kamar yadda binciken marine ya nuna, kayan da ba su dace ba (sling nailan akan majajjawar polyester) na iya rage tsawon rayuwar sabis a ƙarƙashin bayyanar UV.
Horar da ƙungiyar ku don fahimtar hanyoyin lalacewa na ciki - ba kawai don bincika yankewa da lalacewa ba.
Dongfang Lishen yana ba da cikakken kewayon bel ɗin ɗaga polyester da aka kera zuwa EN 1492 da ka'idodin JB/T 8521, tare da ɗinki mai ɗaukar nauyi da kuma sanya kayan polyester iri ɗaya iri ɗaya don kawar da haɗarin lalata da bai dace ba. Ana samun samfuranmu a cikin ƙimar ƙarfin masu launi daga ton 1 zuwa tan 10, kuma muna ba da horon dubawa da jagorar takaddun amfani don tallafawa shirin amincin ku.
Don aikin ɗagawa mafi aminci, fara da duba abubuwan da ke cikin majajjawa na yanzu-kuma ku tuna: abin da ba za ku iya gani ba zai iya cutar da ku. Idan kuna buƙatar taimako don zaɓar bel ɗin ɗagawa daidai don yanayin ku ko kafa ƙa'idar dubawa, tuntuɓi ƙungiyar fasaha ta Dongfang Lishen don shawarwarin da ba dole ba.