CN213353559U

CN213353559U - 3D is shower nozzle anti-blocking mechanism for printer

Info

Publication number: CN213353559U
Application number: CN202022315477.2U
Authority: CN
Inventors: 张涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-18
Filing date: 2020-10-18
Publication date: 2021-06-04
Anticipated expiration: 2030-10-18

Abstract

The utility model discloses a 3D is shower nozzle anti-blocking mechanism for printer, which comprises an outer shell, the up end fixed mounting of shell has the joint, the outside fixed mounting of shell has the installing support, the left side fixed mounting of installing support has the radiator, the screw hole has been seted up on the radiator, fixed mounting has driving motor in the radiator, fixed mounting has the pivot on driving motor's the output shaft. This stifled mechanism is prevented to shower nozzle for 3D printer, the direct shape choke pipe of low temperature of indisputable fluorine dragon material can prevent effectively that the material from leading to blockking up on its inner wall after melting the cooling, makes the heating pipe intensification through the heater during use, with in the heating pipe with the direct shape choke pipe of low temperature in the material that solidifies melt once more can, the fin through the shell and the installation outside of tubes gives off the heat of inside to cooling through the flabellum on the radiator to the pipeline, prevent that the material in the pipeline from keeping on the heat to melt and lead to blockking up.

Description

3D is shower nozzle anti-blocking mechanism for printer

Technical Field

The utility model relates to a 3D printer technical field specifically is a stifled mechanism is prevented to shower nozzle for 3D printer.

Background

A three-dimensional printer, also called a three-dimensional printer, is a process for rapid molding, a three-dimensional model is manufactured layer by layer in a layer-by-layer stacking mode, the operation process of the three-dimensional printer is similar to that of a traditional printer, except that the traditional printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional printer realizes layer-by-layer stacking and superposition of materials such as liquid photosensitive resin materials, molten plastic wires, gypsum powder and the like to form a three-dimensional entity in a binder spraying or extruding mode;

when the use of 3D printer, for using the back at printer a period, the material in the shower nozzle can solidify and lead to its adhesion in the pipeline, leads to the shower nozzle to block up, and the unable normal use of machine needs the manual work to dredge in the shower nozzle, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stifled mechanism is prevented to shower nozzle for 3D printer to propose in solving above-mentioned background when the use of 3D printer, for using the back at the printer a period, the material in the shower nozzle can solidify and lead to its adhesion in the pipeline, leads to the shower nozzle to block up, and the unable normal use of machine needs the manual work to dredge in the shower nozzle, influences work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a nozzle anti-blocking mechanism for a 3D printer comprises a shell, wherein a joint is fixedly mounted on the upper end face of the shell, a mounting support is fixedly mounted on the outer side of the shell, a radiator is fixedly mounted on the left side of the mounting support, a screw hole is formed in the radiator, a driving motor is fixedly mounted in the radiator, a rotating shaft is fixedly mounted on an output shaft of the driving motor, fan blades are fixedly mounted on the outer side of the rotating shaft, radiating fins are fixedly mounted on the outer side of the shell, a through hole is formed in the shell, a mounting pipe is fixedly mounted on the lower end face of the shell, a low-temperature straight-through throat pipe is fixedly mounted in the mounting pipe, a first guide edge is arranged at the upper end of the low-temperature straight-through throat pipe, a heating bin is mounted at the lower end of the low-temperature straight-through throat pipe through by threads, a, the heater is fixedly arranged in the heating bin, and the lower end face of the heating bin is fixedly provided with a spray head.

Preferably, the mounting bracket is located on the left side of the housing, and the heat sink is fixedly mounted on the mounting bracket by four screws.

Preferably, the through hole is communicated with the low-temperature straight-through throat, the inner diameter of the through hole is equal to that of the first guide edge, and the inner diameter of the first guide edge is larger than that of the low-temperature straight-through throat.

Preferably, the low-temperature straight-through throat is communicated with the heating pipe, the inner diameter of the low-temperature straight-through throat is equal to that of the second guiding edge, and the inner diameter of the second guiding edge is larger than that of the heating pipe.

Preferably, the lower end of the low-temperature straight-through throat is positioned in the heating bin, and the low-temperature straight-through throat is made of Teflon.

Preferably, the heating pipe is communicated with the spray head, and the inner diameter of the heating pipe is larger than that of the spray head.

Compared with the prior art, the beneficial effects of the utility model are that: according to the nozzle anti-blocking mechanism for the 3D printer, the low-temperature straight-through throat made of the Teflon material can effectively prevent the material from being blocked due to adhesion to the inner wall of the throat after melting and cooling, and when the nozzle anti-blocking mechanism is used, the heating pipe is heated through the heater, and the material solidified in the heating pipe and the material solidified in the low-temperature straight-through throat are melted again;

this stifled mechanism is prevented to shower nozzle for 3D printer gives off the heat of inside through the fin in shell and the installation pipe outside to cool off the pipeline through the flabellum on the radiator, prevent that the material in the pipeline from keeping on the heat melt and lead to blockking up.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is a schematic front sectional view of the present invention.

In the figure: 1. a housing; 2. a joint; 3. mounting a bracket; 4. a heat sink; 5. a screw hole; 6. a drive motor; 7. a rotating shaft; 8. a fan blade; 9. a heat sink; 10. a through hole; 11. installing a pipe; 12. a low temperature straight-through throat; 13. a first guide edge; 14. a heating chamber; 15. heating a tube; 16. a second guide edge; 17. a heater; 18. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a spray head anti-blocking mechanism for a 3D printer comprises a shell 1, a joint 2, a mounting support 3, a radiator 4, a screw hole 5, a driving motor 6, a rotating shaft 7, fan blades 8, radiating fins 9, through holes 10, a mounting pipe 11, a low-temperature straight throat 12, a first guide edge 13, a heating bin 14, a heating pipe 15, a second guide edge 16, a heater 17 and a spray head 18, wherein the joint 2 is fixedly mounted on the upper end face of the shell 1, the mounting support 3 is fixedly mounted on the outer side of the shell 1, the radiator 4 is fixedly mounted on the left side of the mounting support 3, the screw hole 5 is formed in the radiator 4, the driving motor 6 is fixedly mounted in the radiator 4, the rotating shaft 7 is fixedly mounted on an output shaft of the driving motor 6, the fan blades 8 are fixedly mounted on the outer side of the rotating shaft 7, the radiating fins 9 are fixedly mounted on the outer side of the shell 1, the through, a low-temperature straight-through throat pipe 12 is fixedly installed in the installation pipe 11, a first guide edge 13 is arranged at the upper end of the low-temperature straight-through throat pipe 12, a heating bin 14 is installed at the lower end of the low-temperature straight-through throat pipe 12 through threads, a heating pipe 15 is fixedly installed in the heating bin 14, a second guide edge 16 is arranged at the upper end of the heating pipe 15, a heater 17 is fixedly installed in the heating bin 14, a spray head 18 is fixedly installed on the lower end face of the heating bin 14, and the heater 17 is electrically connected with the heating pipe 15;

the mounting bracket 3 is positioned on the left side of the shell 1, the radiator 4 is fixedly mounted on the mounting bracket 3 through four screws, the through hole 10 is communicated with the low-temperature through throat 12, the inner diameter of the through hole 10 is equal to that of the first guide edge 13, and the inner diameter of the first guide edge 13 is larger than that of the low-temperature through throat 12, so that materials can be directly guided into the low-temperature through throat 12;

the low-temperature straight-through throat 12 is communicated with the heating pipe 15, the inner diameter of the low-temperature straight-through throat 12 is equal to that of the second guiding edge 16, the inner diameter of the second guiding edge 16 is larger than that of the heating pipe 15, the lower end of the low-temperature straight-through throat 12 is located in the heating bin 14, the low-temperature straight-through throat 12 is made of Teflon, the heating pipe 15 is communicated with the spray head 18, and the inner diameter of the heating pipe 15 is larger than that of the spray head 18, so that materials can be directly guided into the heating pipe 15 conveniently.

The working principle is as follows: the shell 1 is integrally and fixedly installed on a printer through the connector 2, materials enter the through hole 10 from the connector 2, the first guide edge 13 prevents the materials from being clamped when being guided into the low-temperature straight-through throat 12, the materials enter the heating pipe 15 in the heating bin 14 through the low-temperature straight-through throat 12 made of the Teflon material, the low-temperature straight-through throat 12 made of the Teflon material has good high-temperature resistance effect, the materials cannot be adhered to the inner wall of the device to cause blockage after being heated, the materials can be better guided into the heating pipe 15 through the second guide edge 16 on the heating pipe 15, the heating pipe 15 is heated by the heater 17 in the heating bin 14 to melt the materials, the materials are pushed by the materials guided into the printer, the melted materials are extruded out through the spray head 18 to be printed, the heat on the materials in the pipe is dissipated by the radiating fins 9 on the outer sides of the shell 1 and the installation pipe 11, and, the through-hole 10 is cooled to prevent the material inside from melting and causing clogging.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 3D is shower nozzle anti-blocking mechanism for printer, includes shell (1), its characterized in that: the upper end face of the shell (1) is fixedly provided with a connector (2), the outer side of the shell (1) is fixedly provided with an installation support (3), the left side of the installation support (3) is fixedly provided with a radiator (4), the radiator (4) is provided with a screw hole (5), the radiator (4) is internally fixedly provided with a driving motor (6), an output shaft of the driving motor (6) is fixedly provided with a rotating shaft (7), the outer side of the rotating shaft (7) is fixedly provided with fan blades (8), the outer side of the shell (1) is fixedly provided with radiating fins (9), the shell (1) is internally provided with a through hole (10), the lower end face of the shell (1) is fixedly provided with an installation pipe (11), the installation pipe (11) is internally fixedly provided with a low-temperature through throat (12), and the upper end of the low-temperature through throat (12) is provided with a guide edge I (, the low-temperature straight-through type heating device is characterized in that a heating bin (14) is installed at the lower end of the low-temperature straight-through type throat pipe (12) through threads, a heating pipe (15) is fixedly installed in the heating bin (14), a second guiding edge (16) is arranged at the upper end of the heating pipe (15), a heater (17) is fixedly installed in the heating bin (14), and a spray head (18) is fixedly installed on the lower end face of the heating bin (14).

2. The nozzle anti-blocking mechanism for the 3D printer according to claim 1, characterized in that: the mounting bracket (3) is positioned on the left side of the shell (1), and the radiator (4) is fixedly mounted on the mounting bracket (3) through four screws.

3. The nozzle anti-blocking mechanism for the 3D printer according to claim 1, characterized in that: the through hole (10) is communicated with the low-temperature straight-through throat (12), the inner diameter of the through hole (10) is equal to that of the first guide edge (13), and the inner diameter of the first guide edge (13) is larger than that of the low-temperature straight-through throat (12).

4. The nozzle anti-blocking mechanism for the 3D printer according to claim 1, characterized in that: the low-temperature straight-through throat (12) is communicated with the heating pipe (15), the inner diameter of the low-temperature straight-through throat (12) is equal to that of the second guiding edge (16), and the inner diameter of the second guiding edge (16) is larger than that of the heating pipe (15).

5. The nozzle anti-blocking mechanism for the 3D printer according to claim 1, characterized in that: the lower end of the low-temperature straight-through throat (12) is positioned in the heating bin (14), and the low-temperature straight-through throat (12) is made of Teflon.

6. The nozzle anti-blocking mechanism for the 3D printer according to claim 1, characterized in that: the heating pipe (15) is communicated with the spray head (18), and the inner diameter of the heating pipe (15) is larger than that of the spray head (18).