Title:
MATERIAL DISCHARGING DEVICE, THREE-DIMENSIONAL SHAPING DEVICE, AND INJECTION MOLDING DEVICE
Document Type and Number:
Japanese Patent JP2023107401
Kind Code:
A
Abstract:
To provide a material discharging device that reduces a risk of nozzle clogging due to contamination by a foreign matter when exchanging a nozzle tip; a three-dimensional shaping device having the material discharging device, and an injection molding device.SOLUTION: A material discharging device 3 comprises a nozzle portion 11 that discharges a material, and a main body portion 15 that has a flow path 13 for a material in which the nozzle portion 11 is attached thereto. The main body portion comprises a body portion 19 having an outlet 17 of the flow path, and a male screw 21 provided at an outer periphery of the body portion. The nozzle portion comprises: an opening 25 for discharging at a front end of an in-nozzle flow path 23 for the material; and a nozzle tip 27 that is pressed against the body portion 19 in an arrangement of communicating with the flow path 13. The nozzle portion further comprises a pressing member 29 that presses the nozzle tip 27 against the body portion 19 in a state in which the opening 23 for discharging is exposed to an outside. The pressing member 29 comprises a female screw 31 at an inner periphery thereof. By fastening the female screw 31 of the pressing member 29 to the male screw 21 of the body portion 19, the nozzle tip 27 is pressed against the body portion 19.SELECTED DRAWING: Figure 2
Inventors:
OGIWARA MASAAKI
NAKAMURA KAZUHIDE
HASHIMOTO DAIKI
NAKAMURA KAZUHIDE
HASHIMOTO DAIKI
Application Number:
JP2022008587A
Publication Date:
August 03, 2023
Filing Date:
January 24, 2022
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
B29C64/209; B29C45/20; B29C64/118; B29C64/321; B33Y30/00
Attorney, Agent or Firm:
Satoshi Nakai
Hiroki Matsuoka
Masayuki Imamura
Hiroki Matsuoka
Masayuki Imamura