定义 中文名称: 刮孔 英文名称: hole scraping 定义: 用刮削方法加工工件的孔。 应用学科: 机械工程(一级学科);切削加工工艺与设备(二级学科);切削加工工艺-典型表面加工-孔加工(二级学科) 以
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所有我需要做的就是这个核心刮砂的,将有一个很好的通过铸造直孔。
All I need to do is scrape this core sand out and there will be a nice straight bore through the casting.
本发明的有益效果:刮种过程中没有剪切作用,消除了伤种问题,降低了吸种孔堵塞的可能性。
The seed pushing device has the advantages of avoiding damages to seeds due to no shearing effect generated in a seed pushing process and reducing the possibility of blockage of the seed suction hole.
水性中涂封孔层: 选用荣扬水性中涂,加入适量石英粉,搅拌均匀后,施工方式为刮批。
Sealing aperture coating: Rongyang middle coating with suitable amount of quartz powder is used and constructed by shaving after even agitation.
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