Mine shaft sinking winch manufacturing and assembly: casting defects should not have loose, porosity, trachoma, cracks and other impact strength. Forging should not have cracks, mezzanine, the oxide layer, folding, scarring and other defects affecting strength. Welded seam should not have cracks, slag, intermittent, burn and other defects. There should be no lower reel mechanical properties and performance defects. Winch Maintenance: winch for each lubrication point should pay attention to regular refueling. Reducer adopted on the 28th or the 24th of the cylinder oil mill oil or gear oil in winter. Its oil should guarantee all worm immersed in oil and clean the case, as the regular replacement of oil with new oil. Rolling reducer at each filling calcium based grease. Supply hoist hoist brands, Xingda mine (certified), hoist by Anyang County Xingda Mining Machinery Limited. Anyang County Xingda Mining Machinery Co., Ltd. (www.ayxxdkj.com) is Anyang, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Xingda mine in leadership with the staff warmly welcome all inquiries negotiations to create a better future Xingda mine.