Mene ne Muhimman Abubuwan da Za a Yi La'akari da Sulhun Jiragen Sama a Haƙar Kwal na Longwall?

1. Abubuwan da za a yi la'akari da su

1. Karfe Mai Ƙarfi Mai Girma: Yawanci ana amfani da ƙarfe mai yawan carbon (misali, 4140, 42CrMo4) ko ƙarfe mai ƙarfe (misali, 30Mn5) donsandunan jirgin samajuriya da juriyar lalacewa.

2. Tauri da Tauri: Tauri a cikin akwati (misali, yin carburizing) don tauri a saman, musamman ma a saman sandar jirgin sama (55-60 HRC) tare da core mai tauri. Kashewa da daidaita ƙarfi da sassauci.

3. Juriyar Tsabtacewa: Abubuwan ƙari kamar chromium ko boron suna ƙara juriyar lalacewa daga tsatsacewar kwal/dutse.

4. Juriyar Tsatsa: Rufi (misali, plating na zinc) ko nau'ikan ƙarfe marasa ƙarfe a cikin muhallin da ke lalata.

5. Na'urar walda: Bambance-bambancen da ba su da sinadarin carbon ko kuma maganin zafi kafin/bayan walda don hana karyewa.

2. Tsarin Ƙirƙira

1. Hanya: Ƙirƙirar ɗigon ruwa mai rufewa don daidaita kwararar hatsi, yana haɓaka daidaiton tsarin. Danna ƙera don daidaito a cikin siffofi masu rikitarwa.

2. Dumamawa: Ana dumama billets zuwa 1100–1200°C (don ƙarfe) don tabbatar da laushi.

3. Maganin Bayan Ƙirƙira:

4. Daidaita damuwa don rage damuwa.

5. Kashe (mai/ruwa) da kuma dumama (300–600°C) don taurin da ake so.

6. Injin: Injin CNC don daidaiton haƙuri (±0.1 mm).

7. Inganta saman: Harbin bindiga don haifar da damuwa mai tsanani da kuma rage gajiya.

3. Dubawa da Gwaji

1. Dubawa ta Gani da Girma: Duba ko akwai tsagewa/aibi; yi amfani da calipers/CMM don ma'auni masu mahimmanci (kauri, daidaita ramuka).

2. Gwajin Tauri: Sikelin Rockwell C don saman, Brinell don tsakiya.

3. NDT: Duba ƙwayoyin maganadisu (MPI) don lahani a saman fata; Gwajin Ultrasonic (UT) don lahani a cikin fata.

4. Gwajin Loda (idan ya dace): Yi amfani da nauyin aiki sau 1.5 don tabbatar da inganci.

5. Gwajin tensile: tare da takardar shaida daga abu ɗaya da tsarin ƙirƙira da kuma maganin zafi tare da sandunan tashi, wanda za a iya gwada samfurin tensile da/ko gwajin tasiri.

6. Binciken Ƙarfe: Na'urar haska haske don duba tsarin hatsi da kuma yanayin da aka yi amfani da shi a mataki.

7. Takaddun shaida: Bin ƙa'idodin ISO 9001/14001 ko ASTM.

4. Muhimman wuraren haɗa ma'adinai da sarƙoƙi

1. Daidaitawa: Yi amfani da kayan aikin daidaita laser don tabbatar da cewa <0.5 mm/m karkacewa; daidaiton daidaito yana haifar da lalacewar sprocket mara daidaito.

2. Tashin hankali: Mafi kyausarkar hanyar haɗi mai zagayetashin hankali (misali, tsawon kashi 1-2%) don hana zamewa ko damuwa mai yawa.

3. Man shafawa: A shafa mai mai ƙarfi don rage gogayya da kuma hana ƙuraje.

4. Haɗin gwiwar Sprocket: Daidaisprocketbayanin haƙori (misali, DIN 8187/8188) zuwa ma'aunin sarkar haƙori; duba don ganin lalacewa (fiye da kashi 10% na rage haƙori yana buƙatar maye gurbinsa).

5. Mannewa: Ƙullun juyawa zuwa ƙayyadaddun bayanai na masana'anta (misali, 250–300 Nm don ƙulle-ƙulle na M20) tare da mahaɗan da ke kulle zare.

6. Duba Kafin Haɗawa: Sauya hanyoyin haɗin sarkar haƙar ma'adinai da suka lalace; tabbatar da cewa tazarar sand ɗin jirgin ya dace da ƙirar na'urar jigilar kaya.

7. Gwaji Bayan Haɗawa: A yi aiki da ƙarfi (awanni 2-4) don duba ko akwai girgiza/hayaniya mara kyau.

8. Abubuwan da ke haifar da Muhalli: Rufe gidajen haɗin gwiwa daga ƙurar kwal/danshi da ke shigowa.

9. Kulawa: Shigar da na'urori masu auna zafin jiki na IoT don bin diddigin tashin hankali, zafin jiki, da lalacewa a ainihin lokaci.

5. Kulawa da Horarwa

1. Horar da Ma'aikata: Jaddada yadda ake sarrafa su yadda ya kamata, hanyoyin juye-juye, da dabarun daidaita su.

2. Kulawa Mai Hasashen Hasashe: Duba yanayin zafi da kuma nazarin girgiza akai-akai don gujewa gazawa.


Lokacin Saƙo: Maris-04-2025

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