砂轮修整笔上的金刚石,在长期使用后尖角会磨钝,影响砂轮修整的质量。这样,需要及时把金刚石翻出尖角使用,或者更换一支新的45钢钻笔杆。过去我厂在翻新修理笔时,是应用中频焊接机上的紫铜顶杆,将找准尖锋的金刚石压住在45钢的钻笔孔内,然后合上电源加热,使铜焊条溶入孔内;断开电源,冷却后的修整笔上,往往是紫铜顶杆和金刚石牢牢咬合在一起,影响加工效率和质量。为此,工人们积极寻 Diamond grinding pen on the pen, sharp corners in the long-term use blunt, affecting the quality of wheel dressing. In this way, the need to promptly turn the diamond out of sharp corners to use, or replace a new 45 steel drill rod. In the past, when I refurbished and repaired the pen, the copper plunger on the IF welder was used to hold the sharp diamond in the hole of the 45 steel drill pen. Then, the power was turned on and the brazing electrode was dissolved into the hole ; Disconnect the power supply, after cooling the finishing pen, often the copper rod and diamond firmly bite together, affecting the processing efficiency and quality. To this end, workers are actively seeking