论文部分内容阅读
手工气割在整个机械行业中,占有很大比重,为了提高气割质量和减轻劳动强度,可以采用下述的两种手工气割辅助工具。 1.圆弧切割图1所示是切割圆的辅助工具。使用时先在工件所要切割的圆弧的中心处打一冲眼,并把要切割的圆半径在刻度杆上对好,将定心顶尖上的定位螺钉拧紧,把定心顶尖放在工件的冲眼上,割炬的割嘴放进转动套内,就可以点火切割了。
Manual gas cutting in the machinery industry, occupy a large proportion, in order to improve gas cutting quality and reduce labor intensity, you can use the following two kinds of manual gas cutting aids. 1. Circular cutting Figure 1 shows the auxiliary tool for cutting the circle. Use first in the workpiece to be cut at the center of the arc hit a red eye, and the radius of the circle to be cut on the scale bar on the right, the centering screw on the top of the positioning screw, the centering on the top of the workpiece Chongzhu eyes torch cutting torch into the rotating sleeve, you can fire cut.