Bài giảng Kỹ thuật nâng & vận chuyển - Chương 3: Dây & các chi tiết quấn, hướng dây (Wire robes and chains for hoisting and haulage - Lifting tackle, drum, sheaves, sprockets)

Bài giảng Kỹ thuật nâng & vận chuyển - Chương 3: Dây & các chi tiết quấn, hướng dây (Wire robes and chains for hoisting and haulage - Lifting tackle, drum, sheaves, sprockets). Những nội dung chính trong chương này gồm có: dây cáp thép (wire rope), xích (chains), tang cuốn cáp (drums), puly (sheaves), palăng (lifting tackles). Mời các bạn cùng tham khảo.
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Bài giảng Kỹ thuật nâng & vận chuyển - Chương 3: Dây & các chi tiết quấn, hướng dây (Wire robes and chains for hoisting and haulage - Lifting tackle, drum, sheaves, sprockets)KYÕ THUAÄT NAÂNG - VAÄN CHUYEÅN CHÖÔNG 3DAÂY & CAÙC CHI TIEÁT QUAÁN, HÖÔÙNG DAÂY(WIRE ROBES AND CHAINS FORHOISTING AND HAULAGE. LIFTINGTACKLE, DRUM, SHEAVES, SPROCKETS) Chapter III 1 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (wire rope)Caáu taïo:-Cheá taïo töø nhöõng sôïi theùpsaùng hay traùng keõm ñöôøng kínhtöø 0,2-3mm ñaõ ñöôïc hoùa cöùng Chapter III 2 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope) Keát caáu Tuøy theo caùch beän:  Tuøy theo tình traïng tíeâp xuùc : -Beän ñôn -Tieáp xuùc ñöôøng -Beän keùp -Tieáp xuùc ñieåm -Beän ba lôùp Tuøy theo chieàu cuoán : -Beän xuoâi - beän cheùo - Beän toång hôïp Chapter III 3 CuuDuongThanCong.com https://fb.com/tailieudientucntt1. DAÂY CAÙP THEÙP (tt) (wire rope)•Beän keùp Chapter III 4 CuuDuongThanCong.com https://fb.com/tailieudientucntt1. DAÂY CAÙP THEÙP (tt) (wire rope) Chapter III 5 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope) Caáu taïo theo chieàu cuoánLLL %20rope LRL %20ropeRLL %20rope Chapter III RRL %20rope 6 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope) Tính vaø choïn daây1. Individual wires, the ropes – an object of intricate construction- is composed of, are subject to various stresses in service (contact, tension, bending, and twisting)2. A mathematical treatment of all the factors controlling the wires of rope is practical impossible3. Codes used in rope design are based on factors of maximum rope tension, and safety4. Ropes are selected from applicable standards, using the relationship S n . S max S d d Chapter III 7 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope) Söû duïng caùp-Caùp thöôøng khoâng ñöùt töùc thôøi.-Chæ loïai boû caùp khi soá sôïi ñöùt caùp treân moät böôùc daøi vöôït soá sôïi cho pheùp Heä soá Keát caáu caùp an 6 x 19 = 114 sôïi 6 x 37 = 222 sôïi toaøn Beän Beän Beän Beän xuoâi cheùo xuoâi cheùo 6 6 12 11 22 6 7 14 13 26 7 8 16 15 30 Chapter III 8 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope) Noái ñaàu daây vôùi chi tieát khaùc(Attachment of ropes to machinery parts) Chapter III 9 CuuDuongThanCong.com https://fb.com/tailieudientucntt 1. DAÂY CAÙP THEÙP (tt) (wire rope)•Söû duïng ñuùng caùp Chapter III 10 CuuDuongThanCong.com https://fb.com/tailieudientucntt1. DAÂY CAÙP THEÙP (tt) (wire rope) Chapter III 11CuuDuongThanCong.com https://fb.com/tailieudientucntt1. DAÂY CAÙP THEÙP (tt) (wire rope) Chapter III 12CuuDuongThanCong.com https://fb.com/tailieudientucntt1. DAÂY CAÙP THEÙP (tt) (wire rope) Chapter III ...