Always close the cylinder valve when product delivery is not needed.
当不需要产品输出时，总是关闭钢瓶阀门。
2
Always close the cylinder valve when product delivery is not needed. Do not leave it open when the equipment is unattended or not operating.
当不需要产品输出时，总是关闭钢瓶阀门。当设备无人照管或没有运转时，不要让阀门开着。
3
The invention relates to a workpiece delivery device, which is characterized in that an air cylinder (or oil cylinder) for controlling a movable frame is installed at one side of a fixed frame;