The invention discloses a metal powder laser forming nozzle, including the feeding tube, the inner tube set inside the feeding tube and the collecting cover body installed at the top of the feeding tube; the inner tube is provided with a laser channel; the inner pipe and the feed pipe are provided with a cold water jacket; the one side of the cold water sleeve passes through the feeding tube in turn. A water cooling water outlet joint and a water cooling water inlet joint are arranged at the end part, and a plurality of feed channels are arranged on the outside of the water cooling sleeve. The feed passage is arranged in turn along the inlet channel in the inlet channel, and the bottom of the feed pipe can be disassembled and installed with a bottom surface. The water cooling plate is provided with a plurality of feed openings connected with the feed channel in the bottom surface; the feeding head is connected with the feeding channel; the metal powder laser molding nozzle of the invention is controlled by the material quantity, and makes the material output uniformly and steadily, and improves the laser molding rate of the gold powder.
【技术实现步骤摘要】
金属粉末激光成型喷头
本专利技术涉及一种金属粉末激光成型喷头,属于金属粉末的激光成型
技术介绍
激光是二十世纪自然科学的重大专利技术之一;自从1960年世界上第一台激光器诞生以来,在近五十年里,激光科学技术以其独有的特性和强大的生命力在国防、科技、工业、农业、医学和日常生活等几乎所以领域得到了迅速发展和广泛应用;传统的金属粉末激光成型用喷嘴结构复杂,粉末喷出效果差,金属粉末激光成型质量不稳定;中国专利申请号:201621420490.1公开了一种金属粉末激光成型用激光喷嘴;这种金属粉末激光成型用激光喷嘴,包括内管,内管内腔为激光通道,内管外依次套设有送粉套、气流套和外冷套,内管和送粉套之间形成粉末通道,送粉套和气流套之间形成气体通道;所述内管、送粉套、气流套和外冷套为同轴向设置,激光通道上端安装有聚光透镜;所述粉末通道上端设有粉末入口,粉末通道末端设有粉末出口,气体通道上端设有气体入口,气体通道末端设有气体出口,激光通道出口、粉末出口和气体出口的末端位于同一平面;其结构简单,设计合理,操作方便,激光、气体和粉末同时从喷嘴口喷出,所制成的金属零件具有优良的 ...
【技术保护点】
一种金属粉末激光成型喷头,其特征在于:包括进料管,及设置于进料管内部的内管,及安装于进料管顶部的收料罩体;所述内管中央开设有激光通道;所述内管与进料管之间设置有冷水套;所述冷水套其一侧依次穿过进料管和收料罩体,且其端部分别设置有水冷循环出水接头和水冷循环进水接头;所述进料管中,位于水冷套外侧设置有多个进料通道;所述进料通道中沿进料通道轴向由上至下依次设置有送料对轮和回料轮组;所述进料管其底部可拆卸安装有底面水冷板;所述底面水冷板中开设有多个与进料通道联通的下料口;所述回料轮组由V型轮和回送轮构成,且回送轮设置于V型轮之间;所述收料罩头其两端分别设置有粉末真空进管和抽气管;所 ...
【技术特征摘要】
1.一种金属粉末激光成型喷头,其特征在于:包括进料管,及设置于进料管内部的内管,及安装于进料管顶部的收料罩体;所述内管中央开设有激光通道;所述内管与进料管之间设置有冷水套;所述冷水套其一侧依次穿过进料管和收料罩体,且其端部分别设置有水冷循环出水接头和水冷循环进水接头;所述进料管中,位于水冷套外侧设置有多个进料通道;所述进料通道中沿进料通道轴向由上至下依次设置有送料对轮和回料轮组;所述进料管其底部可拆卸安装有底面水冷板;所述底面水冷板中开设有多个与进料通道联通的下料口;所述回料轮组由V型轮和回送轮构成,且回送轮设置于V型轮之间;所述收料罩头其两端分别设置有粉末真空进...
【专利技术属性】
技术研发人员:徐健,
申请(专利权)人:西北工业大学张家港智能装备技术产业化研究院有限公司,
类型:发明
国别省市:江苏,32
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