Additive manufacturing device

The utility model provides an additive manufacturing device, draw together shaping cabin (200), spread powder ware (101), powder box (106), beat printer head (102) and laser instrument (103), cabin (200) the up end that wherein takes shape is equipped with tank top board (203), it has the rectangle macrostoma to open in the middle of tank top board (203), be equipped with processing dull and stereotyped (105) in the rectangle macrostoma of tank top board (203), dull and stereotyped (105) the lower surface of processing is connected with shaping cabin (200) interior elevating system (201), be equipped with on tank top board (203) and spread powder ware (101), beat printer head owing to adopt optics, the up -and -down motion is carried out in processing dull and stereotyped (105) cooperation, therefore, spread powder formula laser 3D than the tradition and print big facula, the efficiency of print is improved, owing to buried in metal powder by the processing part always, can set up bearing structure, realize t