The blended powder of nylon 12 and wollastonite was molded by selective laser sintering ( sls ) 摘要将尼龙12与硅灰石的混合粉末进行选择性激光烧结成型。
Selective laser sintering ( sls ) of metal powder is an important branch of fast archetypal manufacturing technology 金属粉末选择性激光烧结是快速原型制造技术的重要分支之一。
As an important branch of rapid prototyping ( rp ) , direct laser metal sintering ( dlms ) is used for manufacturing metal parts by scanning metal powder based on the process of selective laser sintering ( sls ) 直接激光金属烧结技术基于选择性激光烧结快速成形工艺机制,采用粉末逐点熔化的扫描方式,对金属粉末材料进行直接激光烧结成形制备金属零件。
As an important branch of rapid prototyping ( rp ) , selective laser sintering ( sls ) is attractive to many researchers in manufacturing for its wide use of metal , polymer , ceramic and other powder in the sintering 但是,直接用金属粉末激光烧结金属零件还存在一定的不足之处,其中烧结件“球化” 、翘曲和开裂现象是制约金属粉末选择性激光烧结应用的主要障碍。
Research progresses and the existing problems on metallic powder materials by selective laser sintering ( sls ) at home and abroad were reviewed , advantages and difficulties of nano powder materials by sls were treated , the development trends of metallic powder materials by sls were also predicted at the same time 摘要综述国内外选择性激光烧结金属粉末材料研究的发展现状和存在问题,论述纳米粉末材料选择性激光烧结的优点和难点,展望选择性激光烧结金属粉末材料的发展趋势。
In the paper , the current developments of rapid prototyping at home and abroad , the molding methods of rapid prototyping , their characteristics and the condition of applications were introduced , indicated that sterolithography apparatus ( sla ) selective laser sintering ( sls ) , laminated object manufacturing ( lom ) and fused deposition modeling ( fdm ) were the several main prototyping methods of rapid prototyping at present , and their prototyping principle were briefly discussed 本文首先介绍了快速成型技术的国内外发展现状、快速成型技术的成型方式、成型特点和应用状况,指出立体光固化( sla ) 、选择性激光烧结( sls ) 、分层实体制造( lom ) 、熔积成型( fdm )是目前使用的几种主要成型方式,并对它们的成型原理进行了简要介绍。