Installation sinking winch: art department is responsible for the release of stable car group centerline (ie the wellbore centerline). Organic division is responsible for delimiting position stable car group basis. There are civil construction teams excavating the foundation pit 40t sinking winch manufacturer and 150mm concrete floor leveling. There steady vehicle installation team placed according to the construction drawings prepared hole. There are civil construction teams poured foundation, and the foundation for leveling the top. Before installing the first bolt into the hole to the left, to be in place when the vehicle stability wear flat washer and nut 3-4 silk and whereabouts remain stable vehicle (double hat). The wellbore centerline alignment, vertical and horizontal axis must not exceed ± 0.5mm 40t sinking winch factory, then perform alignment with a horizontal ruler. When the brake Brake, brake shoe with brake drum clearance:: Mine shaft sinking winch brake performance Translational should be less than 2 mm, and equal from top to bottom; angle-shift is not greater than 2.5 mm; the band brake should not be greater than 3mm . Brake shoe (with) no defect in the brake wheel, no breaks, no oil surface.