| 摘要 |
PURPOSE: A water-proof system for band saws upper wheel is provided, which can prevent abrasion and corrosion of a bearing by the moisture. CONSTITUTION: A water-proof system for band saws upper wheel comprises: bearings which are inserted into both sides based on the top wheel axle; a waterproofing device sealing ring(110) which is forcibly inserted into the wheel waterproof device groove; a waterproofing device cover(120) for binding by forcible insertion; a wheel axle pin which is forcibly inserted into an inlet hole; a ring(130) for tightening a nut and a bolt; a wheel axle nut(160); and a cross bolt(50).
|
