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Title:
HIGH-PRECISION AUTOMATIC LEVELING SPRAY HEAD AND 3D PRINTER
Document Type and Number:
WIPO Patent Application WO/2020/140349
Kind Code:
A1
Abstract:
A high-precision automatic leveling spray head and a 3D printer, relating to the technical field of 3D printing and comprising: a cooling fin used for being mounted on the 3D printer, a carrying plate being connected onto the cooling fin, a heating block being further provided on the carrying plate, and the cooling fin and the heating block being disposed on the same side of the carrying plate; a throat pipe, one end of the throat pipe penetrating into the cooling fin, the other end of the throat pipe penetrating into the heating block, the throat pipe being slidingly disposed along the axial direction within the cooling fin and the heating block and being abutted onto the inner wall of the heating block, and a nuzzle being provided on the throat pipe on the end close to the heating block; a limiting platform used for being abutted by the throat pipe and the nozzle being provided on the heating block, the limiting platform being disposed on the throat pipe on the end close to the nozzle; a position sensor disposed on the cooling fin, a triggering piece used for abutting onto the position sensor being disposed on the throat pipe, and the position sensor being disposed on the triggering piece on the side away from the nozzle. The possibility of deformation of a printing table is reduced and leveling precision of the printing table is increased.

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Inventors:
LI ZHONGQIU (CN)
HAN CHENGCHAO (CN)
ZHANG WEI (CN)
Application Number:
PCT/CN2019/084405
Publication Date:
July 09, 2020
Filing Date:
April 25, 2019
Export Citation:
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Assignee:
NTAMSYS TECH CO LTD (CN)
International Classes:
B29C64/209; B29C64/20; B29C67/00; B33Y30/00
Domestic Patent References:
WO2017180002A12017-10-19
Foreign References:
CN109501260A2019-03-22
CN206825933U2018-01-02
CN104552339A2015-04-29
CN108099174A2018-06-01
CN206446122U2017-08-29
CN207594336U2018-07-10
Attorney, Agent or Firm:
SHANGHAI SHUONEE INTELLECTUAL PROPERTY LAW OFFICE (CN)
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