工具安全常识.ppt

Rev3 (5.2006) * 防护装置Guards 必要时应提供防护装置，以免操作员和其他人遭受下列危害： Guards, as necessary, should be provided to protect the operator and others from the following: 作业点 point of operation 运转的夹持点/挤压点in-running nip/pinch points 旋转零件，以及rotating parts, and 飞溅的碎片和火花。flying chips and sparks. Rev3 (5.2006) * 安全防护装置Safety Guards 工具正在使用或与动力源接通时，绝不可取下或改动安全防护装置。 Safety guards must never be removed or altered when a tool is being used, or is energized. Rev3 (5.2006) * 安全防护装置Safety Guards 续前……Continuing… 例如，便携式圆锯必须装有安全防护装置。上防护装置必须能够覆盖圆锯的整个刀片。除了工具接触工作物料的时间以外，必须使用可伸缩的下防护装置来覆盖住锯齿。工具脱离工件时，下防护装置必须自动回到覆盖位置。For example, portable circular saws must be equipped with guards. An upper guard must cover the entire blade of the saw. A retractable lower guard must cover the teeth of the saw, except when it makes contact with the work material. The lower guard must automatically return to the covering position when the tool is withdrawn from the work. Rev3 (5.2006) * 安全开关Safety Switches 瞬间接触开关控制，只要松开开关就可关闭工具。下列手持式动力工具必须配有瞬间接触“开关”控制：A momentary contact on- off control will turn the tool off by releasing the pressure on the switch. The following hand-held powered tools must be equipped with a momentary contact on-off control switches: 钻机drills 紧固件旋凿fastener drivers Rev3 (5.2006) * 安全开关Safety Switches 续前……Continuing… 砂轮直径大于 5 cm（2 英寸）的水平、垂直及倾角研磨机horizontal, vertical and angle grinders with wheels larger than 5 cm (2 inches) in diameter 盘式或带式打磨机disc and belt sanders 往复运动的刀锯和其他类似工具reciprocating, saber saws and other similar tools 必须禁用所有锁定装置。All lock-on devices must be disabled. Rev3 (5.2006) * 高空作业Working High 高空作业会产生其他的工具危险。Working at heights can create additional tool hazards. 使用双手站在梯具上或攀爬建筑物时切不可携带工具，否则会影响到双手。利用结实的口袋、提桶或类似容器，系上绳索来提起或下放工具。不可用手持的方式上下搬动工具，不可用口袋装盛或将其扔到地面上。Never carry tools which may interfere with using both hands on a ladder or while climbing on a structure. A strong bag, bucket or similar container should be used together with a rope to hoist and lower tools. Tools