Windlass is a large deck machinery on the ship, to receive and release the anchor and anchor chain. Windlass is usually installed in the ship's stern main deck, for ship anchor, anchor cable with. Usually with the use of windlass and winch. Windlass mainly by a base, a bracket, a chain wheel, brakes, sprocket, gear box, control system (manual windlasses except and other components, electric windlass motor and hydraulic windlass with hydraulic pump station. The anchor machine is based on the size of the ship and the anchor and chain size selection.In accordance with the capstan drive form can be divided into: manual, electric, hydraulic, pneumatic etc..Windlass can be divided into 12-- Phi Phi 120mm several kinds of specifications in accordance with the diameter of anchor chain.According to the distribution of windlass drum can be divided into unilateral and bilateral.The main specifications of the windlass include diameter of anchor chain, anchor nominal speed, rated load, support load, speed, power system etc..Windlass in ship installation to ensure the chain and sprocket wrap angle is 117-120 degrees.At present domestic design and manufacture of the windlass is famous city, according to the Department of climbing Marine Equipment Co., Ltd design and production of cable diameter 114mm hydraulic windlass. With the Dutch company with SEC cooperation design and manufacture of windlass structure compact, reliable quality, maintenance free, long life and other characteristics, has received high praise from customers at home and abroad.