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收割机角梁(圖1)的冲孔工作,过去是我厂的关鍵問題,产量和質量都达不到要求。后来經刘惠老师傅提出建議,采用了型鋼冲孔模,用样板定位冲孔,这个問題便得到了很好的解决。冲孔模的構造很簡單,像圖2那样。圖中1是底座,2是下模护圈,在下模护圈当中鑲配着下模3,并且用螺釘紧固。4是上冲柄、5是上冲。分孔定位样板6是按工件尺寸做好的,配裝在固定圈7中,用螺釘固定住。
Harvester angle beam (Figure 1) punching work, the past is the key issue of our plant, the output and quality are not up to the requirements. Later, Liu Hui-old master made recommendations, the use of steel punching die, positioning punch punching, this problem will be a very good solution. Piercing die structure is very simple, as shown in Figure 2. Figure 1 is the base, 2 is the lower die retainer, the lower die retainer inlaid with a lower die 3, and with a screw fastening. 4 is on the red handle, 5 is on the red. Hole positioning model 6 is done according to the size of the workpiece, fitted in the fixed ring 7, with screws.