US 11,951,680 B2
Sunken 3D printer and 3D printing method
Jiaxin Zhang, Qinhuangdao (CN); Youdao Xing, Qinhuangdao (CN); Zhen Wang, Qinhuangdao (CN); and Baisong Li, Qinhuangdao (CN)
Assigned to Aidite (Qinhuangdao) Technology Co., Ltd., Qinhuangdao (CN)
Filed by AIDITE (QINHUANGDAO) TECHNOLOGY CO., LTD., Qinhuangdao (CN)
Filed on Sep. 9, 2022, as Appl. No. 17/941,214.
Claims priority of application No. 202111287934.4 (CN), filed on Nov. 2, 2021.
Prior Publication US 2023/0133696 A1, May 4, 2023
Int. Cl. B29C 64/124 (2017.01); B29C 64/214 (2017.01); B29C 64/232 (2017.01); B29C 64/245 (2017.01); B29C 64/25 (2017.01); B29C 64/255 (2017.01); B29C 64/264 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01)
CPC B29C 64/124 (2017.08) [B29C 64/214 (2017.08); B29C 64/232 (2017.08); B29C 64/245 (2017.08); B29C 64/25 (2017.08); B29C 64/255 (2017.08); B29C 64/264 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12)] 20 Claims
OG exemplary drawing
 
1. A sunken 3D printer, comprising:
a main table top (1) comprising a horizontal table top (11) and a vertical table top (12) which are perpendicular to each other, and the horizontal table top (11) is provided with a resin tank (111);
a first linear driving mechanism (2) mounted at one end, close to the horizontal table top (11), of the vertical table top (12), and a first output end of the first linear driving mechanism (2) is able to move upwards or downwards along a vertical direction;
a second linear driving mechanism (3) mounted at another end, far away from the horizontal table top (11), of the vertical table top (12), and a second output end of the second linear driving mechanism (3) is able to move upwards or downwards along the vertical direction;
a printing platform (4) fixedly connected with the first output end and moves upwards or downwards along with the first output end;
an optical machine scraper assembly (5) located above the printing platform (4), wherein the optical machine scraper assembly (5) comprises:
an optical machine mechanism (51) comprising an optical machine (511) and an optical machine mounting seat (512) which are fixedly connected to each other, and the optical machine mounting seat (512) is fixedly connected with the second output end and moves upwards or downwards along with the second output end;
a scraper mechanism (52) comprising a scraper motor (521), a scraper shaft (522) and a scraper (523), the scraper motor (521) is fixedly connected with the optical machine mounting seat (512), one end of the scraper shaft (522) is fixedly connected with the output end of the optical machine mounting seat (512), another end of the scraper shaft (522) is fixedly connected with the scraper (523), a distance measuring sensor (5231) is provided on the scraper (523), and the scraper motor (521) is able to drive the scraper (523) to make a fan-shaped movement.