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开榫机是铣削木制品各种榫头的一种木工机床。在建筑施工中,门窗框、扇的零件结合一般采用榫槽连接的方法。这种方法是用零件端头的榫头插入另一零件端头的榫槽中,使零件与零件很好地连接在一起。根据用途的不同,榫槽的形式分为直角榫、箱榫、半隐燕尾榫、燕尾榫、梳齿榫和圆榫等。在大批榫头加工时,一般都采用这些专用
The opening machine is a kind of woodworking machine for milling various kinds of wood products. In the construction of buildings, the combination of door and window frames and fan parts is generally connected by tongue and groove. This method uses the boring head at the end of the part to insert into the groove in the end of the other part so that the part is well connected to the part. According to different uses, the form of gutters is divided into right angles, box girders, semi-invisible dovetails, dovetails, combs, and round gills. These special-purposes are generally used when processing a large number of steamed bread.