Davuls group consists of mandrel shaft, flange inner ring, mandrel hub, bearing and bearing seat. When one end of the mandrel shaft is equipped with a switch of a rotary rise limit position limiter, it must be ensured that the mandrel shaft rotates synchronously with the rotation of the rise limit switch.
1. When the fetching device is in the upper limit position, the wire rope is fully rolled in the spiral groove; In the lower limit position of the fetching device, there should be 1.5 rings of fixed wire rope groove and more than 2 rings of safety groove at each end of the fixing place.
2. Davul grubunun çalışma durumunu düzenli olarak kontrol edin ve herhangi bir sorun varsa zamanında müdahale edin.
3. Tek katlı sarma mekanizmasında tambur ile sarma teli arasındaki eğim açısı 3,5 dereceden büyük, çok katlı sarma mekanizmasında ise 2 dereceden büyük olmamalıdır.
4. Multi-layer winding drum, end should be edge. The edge shall be twice the diameter of the wire rope or the width of the chain than the outer wire rope or chain. Single winding single reel shall also meet the above requirements.
5. Davul grubunun parçaları eksiksizdir ve davul esnek bir şekilde dönebilir. Herhangi bir tıkanma veya anormal ses olmamalıdır.
Actuate the reel and raise the wire rope until the new rope rises to the reel. Disassemble the connection of the old and new rope head, tie the new rope head temporarily on the trolley frame, and then start the drum, place the old rope on the ground. Wrap the new wire rope around the rope tray specially used for replacing the wire rope, cut it off according to the required length, and wrap the broken end with fine wire to prevent loose. Transport it to the crane and put it under the bracket that can make the rope disc rotate.
Kanca temiz zemine indirilir ve tel halat kopana kadar birkaç kez ileri geri hareket ettirilir, ardından makara dikey olarak yerleştirilir ve makara, eski tel halatı artık yerleştirilemeyecek duruma gelene kadar aşağı indirmek için hareket ettirilir.
If another lift rope is used, the other end of the new rope should also be lifted up and the two ends of the rope fixed to the drum. When the lifting mechanism is started, the new wire rope is wound around the drum and the final replacement is completed.
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