Shandong Bot Seiko (Figure) _ _ Lishui Ball Ball supply provided by the Shandong Bot Seiko Corporation. Shandong Bot Seiko Co., Ltd. (www.jsinfo.com.cn) is specialized in the "ball screw, lead screw, linear guide, spindle," the enterprise, the company of "honesty, hard service" concept, for You provide the most quality products and services. Welcome to inquire! Contact: Zhang complete. Shandong Bot Seiko Co., Ltd. (Shandong Jining former screw factory), was founded in 1966 Quzhou Ball prices, national high-tech enterprises, the domestic industry, the key feature of specialized production plant. 40 years Zhoushan Ball enterprises, the company has been dedicated to the research and production of key features. Its production of ball screw features: axial stiffness of ball screw can be added with the preload, since the pre-axial clearance can achieve negative pressure, then get a higher rigidity (by giving the ball within a ball screw plus to pressure the ball screw, and other mechanical devices used in practice, because the ball repulsion can enhance the rigidity Ministry of wire mother). Shandong Bot Seiko Co., Ltd. for the exposed screw, just generally spiral belt, retractable sleeve, tapered sleeve and folding plastic or leather and other forms of protective cover to prevent dust and abrasive particles adhered to screw surface. In addition to the guide rail of the outer shield is similar, these types of protective cover in the end face of the one end connected to the ball nut, the ball screw is fixed to the other end of the bearing seat. This can be more firmly up.