2013年7月25日星期四

rope hoist rope twists under the direction of classification

     Rope hoist  n its component parts is an important one, connected with the main hoist hook, thus lifting heavy objects can run up and down, the rope can be customized according to customer needs. Electric wire rope hoist as the main components, one for the  wire rope hoist  should also be more in-depth understanding, according to the direction of rope twists introduced different advantages and disadvantages of different categories:
      1, cross rope around: the wire twisted into shares by the direction of the spiral twisting strands twisted into a rope twisting spiral in opposite directions. The appearance of the wire ropes in the axial direction along the base. This rope rope twist stocks and trends can play a role in offsetting, lifting weights is not easy to twist and loose, which is widely used as a lifting rope. But shares of the contact between the outer wires poor condition easy to wear, short life, flexibility is poor.
      2, cis-roping: the wire wound into a stocks and shares by the rope wound around the same appearance stocks axis of the wire and rope into a larger perspective. It's flexible, long life, but there is a strong trend to reverse, easy self loose knot. Applies only to enhance or hauling along rigid rails and keep the tension place, should not be used as a lifting rope.

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