JQ-A型手持气动剁斧(图1)是凿剁建筑混凝土饰面的一种机具。用它可以凿去部分混凝土表面的浆皮,把大块集料剁碎,形成一种纹理适度的杂色碎石的外观,与我国传统斧剁石、花锤饰面的效果相似。也可以用它进行混凝上表面凿毛,施工安全。JQ-A型手持气动剁斧的技术 The JQ-A hand-held pneumatic pickaxe (Fig. 1) is a tool for chiseling the concrete facing of a building. It can be used to chisel away some of the surface of the concrete skin, the bulk aggregate crush, forming a moderate texture of the appearance of variegated gravel, and China’s traditional axe stone, flower hammer finishes similar effect. It can also be used to coagulate the surface of the cut hair, construction safety. JQ-A type hand-held pneumatic pickaxe technology