目的研究复合有机成型材料激光烧结成型性能．方法在线扫描激光烧结实验装置上，研究了铺粉厚度、预热温度及激光束参数与复合有机材料激光烧结成型性能的关系．结果利用实验测量结果，对复合有机材料激光烧结成型性能的影响因素进行了分析．结论必须合理选择工艺参数，才能得到理想的烧结成型质量． Objective To study the laser sintering properties of composite organic molding materials. Methods On-line scanning laser sintering experimental apparatus, the relationship between thickness of coating powder, preheating temperature and laser beam parameters and laser sintering properties of composite organic materials was studied. Results Based on the experimental results, the influencing factors on laser sintering of composite organic materials were analyzed. Conclusion The process parameters must be selected reasonably to achieve the desired quality of the sintering process.