Bidirectional powder spreading and bidirectional printing device

The utility model provides a bi-directional powder spreading bi-directional printing device which comprises a printing assembly, a powder spreading assembly and a linear driving mechanism, the powder spreading assembly further comprises a first powder spreading beam, a second powder spreading beam a...

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Bibliographische Detailangaben
Hauptverfasser:	WANG GUOYUN, SHEN XIANGLI, CHOI DO-WOOK
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIVE MANUFACTURING TECHNOLOGY ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING CASTING MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:	The utility model provides a bi-directional powder spreading bi-directional printing device which comprises a printing assembly, a powder spreading assembly and a linear driving mechanism, the powder spreading assembly further comprises a first powder spreading beam, a second powder spreading beam and a lifting mechanism, and the first powder spreading beam and the second powder spreading beam are symmetrically arranged relative to the printing assembly. The powder spreading hoppers and the powder spreading rollers are fixedly arranged on the first powder spreading beam and the second powder spreading beam; the lifting mechanisms are fixedly arranged at the two ends of the first powder laying beam and the two ends of the second powder laying beam correspondingly and used for controlling the first powder laying beam and the second powder laying beam to ascend and descend correspondingly. According to the utility model, the powder spreading assemblies are symmetrically arranged on the two sides of the printing