The invention discloses base cloth equipment for high-uniformity impregnated PVA ball leather. The base cloth equipment comprises a base and adjustment mechanisms. The left side and the right side of the upper end of the base are fixedly provided with racks, the inner sides of the racks are provided with a connection rod, and the outer side of the connection rod is provided with an outer supporting rod, and the left end and the right end of the outer supporting rod are both provided with limiting plates. The adjustment mechanisms are arranged on the inner sides of the racks, and the lower ends of the adjustment mechanisms are connected with the connection rod. The upper ends of the inner sides of the racks are provided with winding rollers, the outer side of a main shaft is provided with a belt wheel, and the lower end of the belt wheel is connected with an electromotor through a transmission belt. The base cloth equipment for the high-uniformity impregnated PVA ball leather is provided with the limiting plates, the base cloth can be adjusted conveniently according to specific situations of the width of a base cloth product, and therefore the base cloth is not prone to move leftwards and rightwards; and the connection rod is movably connected with the racks, the connection rod can move up and down along the inner sides of the racks conveniently, therefore a device can be adjusted vertically, and the device is prevented from waggling.