CN214920516U

CN214920516U - Air supply arrangement that metal 3d printer was used

Info

Publication number: CN214920516U
Application number: CN202120342540.3U
Authority: CN
Inventors: 刘延辉
Original assignee: Xingtai Chunlei New Energy Development Co ltd
Current assignee: Xingtai Chunlei New Energy Development Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-11-30
Anticipated expiration: 2031-02-06

Abstract

The utility model relates to the technical field of 3d printing, in particular to an air supply device for a metal 3d printer, which comprises a printer body, a working chamber is arranged in the printer body, the air supply device also comprises a collecting bin and a collecting box, the collecting bin and the collecting box are respectively arranged in the working chamber and on the outer side wall of the printer body, a collecting port is arranged on the collecting bin, the collecting bin is communicated with the inside of the collecting box, a particle drawer and a powder drawer are arranged in the collecting box in a sliding way, a particle filter screen is arranged on the powder drawer, a suction fan is arranged at the top end of the collecting box through a suction pipe, two replacing ports are symmetrically arranged on the suction pipe, a powder filtering mechanism is arranged in the two replacing ports in a sliding way, a limiting mechanism for limiting the mounting position of the powder filtering mechanism is arranged on the outer side wall of the suction pipe, which is convenient for reducing the pollution of a forming area in the working chamber when in use, therefore, the precision of metal 3D printing and the quality of workpieces are maintained conveniently, and the use reliability is high.

Description

Air supply arrangement that metal 3d printer was used

Technical Field

The utility model relates to a 3d prints technical field, specifically is an air supply arrangement that metal 3d printer was used.

Background

As is well known, in the current metal 3D printing technology, laser is used as an energy source to melt and mold powder, so as to perform production and processing, and a laser nozzle is often equipped with an air supply device, so that the laser nozzle maintains a certain temperature during printing, and meanwhile, the laser nozzle is prevented from burning a printed part.

Although the existing air supply device for the metal 3D printer is convenient for cooling the laser nozzle, when the air supply device is used, smoke dust, unreacted metal powder, solidified large-particle substances and the like generated by melting metal powder in a working cavity are easy to adhere to a laser forming surface under the disturbance of air flow, so that the pollution of a forming area in the working cavity is caused, the precision of metal 3D printing and the quality of a workpiece are reduced, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an air supply arrangement that metal 3D printer was used, its be convenient for reduce the regional pollution of working chamber shaping when using to be convenient for maintain the quality of the precision and the work piece that metal 3D printed, use the reliability higher.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an air supply device for a metal 3d printer comprises a printer body, a working cavity is arranged in the printer body, and a purification mechanism is also included, the purification mechanism comprises a collection bin and a collection box, the collection bin and the collection box are respectively and fixedly arranged in the working cavity and on the outer side wall of the printer body, a collection port is arranged on the side wall of the collection bin, the collecting bin is communicated with the inside of the collecting box through a connecting pipe, a cleaning opening is formed in the side wall of the collecting box, a particle drawer and a powder drawer are slidably mounted in the cleaning opening, a mounting opening is formed in the side wall of the powder drawer, a particle filter screen is arranged in the mounting hole, the top end of the collecting box is communicated and provided with a suction fan through an air suction pipe, two replacing holes are symmetrically arranged on the air suction pipe, and two are changed intraoral slidable mounting and have powder filtering mechanism, be provided with on the lateral wall of aspiration channel and be used for carrying on spacing stop gear to powder filtering mechanism's mounted position.

Preferably, the limiting mechanism comprises a supporting frame, the supporting frame is fixedly connected to the outer side wall of the air suction pipe, the top end of the supporting frame is connected with the limiting frame through a plurality of springs, and the top end of the limiting frame is fixedly connected with a plurality of limiting strips.

Preferably, the outer side wall of the air suction pipe is fixedly connected with a top frame.

Preferably, a forming table is installed on the inner bottom wall of the working cavity, a plurality of collecting grooves are formed in the forming table, and the collecting grooves are communicated with the outside.

Preferably, the powder filtering mechanism comprises a replacement frame, the replacement frame is slidably mounted in the replacement port, and a powder filtering net is mounted in the replacement frame.

Preferably, a plurality of operation panels are fixedly connected to the outer side wall of the limiting frame.

Preferably, transparent observation windows are installed on the side walls of the particle drawer and the powder drawer.

Preferably, handles are mounted on the outer side walls of the particle drawer and the powder drawer.

(III) advantageous effects

Compared with the prior art, the utility model provides an air supply arrangement that metal 3d printer was used possesses following beneficial effect:

the air supply device for the metal 3D printer comprises a suction fan, an air suction pipe, a collection bin, a connecting pipe and a collection box, wherein the suction fan is used for sucking and collecting smoke dust in a working cavity, unreacted metal powder, solidified large granular substances and the like into the collection box, the collection box is internally provided with a particle drawer and a powder drawer through sliding in the collection box, the collection box is convenient for respectively collecting particulate matters, metal powder and the like, the powder and the like sucked into the suction fan are conveniently separated through a powder filtering mechanism, the powder filtering mechanism is conveniently and conveniently replaced through two replacement ports, and the mounting position of the powder filtering mechanism is conveniently limited through a limiting mechanism on the outer side wall of the air suction pipe, so that the pollution of a forming area in the working cavity is conveniently reduced during use of the air supply device for the metal 3D printer, and the precision of metal 3D printing and the quality of workpieces are conveniently maintained, the use reliability is higher.

Drawings

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

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 4 is a schematic view of the partially cut-away three-dimensional structure of the present invention;

fig. 5 is a schematic diagram of a right-side plan view of the present invention.

In the figure: 1. a printer body; 2. a collection bin; 3. a collection box; 4. a connecting pipe; 5. a particle drawer; 6. a powder drawer; 7. a particle filter screen; 8. an air suction pipe; 9. a suction fan; 10. a support frame; 11. a spring; 12. a limiting frame; 13. a limiting strip; 14. a top frame; 15. a forming table; 16. replacing the frame; 17. a powder filter screen; 18. an operation panel; 19. a transparent viewing window; 20. a handle.

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.

Examples

Referring to fig. 1-5, an air supply device for a metal 3d printer comprises a printer body 1, a working chamber is arranged in the printer body 1, and further comprises a purification mechanism, the purification mechanism comprises a collection chamber 2 and a collection box 3, the collection chamber 2 and the collection box 3 are respectively fixedly arranged in the working chamber and on the outer side wall of the printer body 1, a collection port is formed in the side wall of the collection chamber 2, the collection chamber 2 is communicated with the interior of the collection box 3 through a connecting pipe 4, a forming table 15 is arranged on the inner bottom wall of the working chamber, a plurality of collection grooves are formed in the forming table 15 and communicated with the outside, so that printing and forming are facilitated, meanwhile, the collection chamber 2 is conveniently collected in a centralized manner, a cleaning port is formed in the side wall of the collection box 3, a particle drawer 5 and a powder drawer 6 are slidably arranged in the cleaning port, so that particulate matters, metal powder and the like can be collected respectively, the side wall of the powder drawer 6 is provided with a mounting opening, the mounting opening is internally provided with a particle filter screen 7 which is convenient for filtering and blocking particles, the side walls of the particle drawer 5 and the powder drawer 6 are respectively provided with a transparent observation window 19 which is convenient for checking the collection condition in the particle drawer 5 and the powder drawer 6, the outer side walls of the particle drawer 5 and the powder drawer 6 are respectively provided with a handle 20 which is convenient for controlling the particle drawer 5 and the powder drawer 6 to operate, the top end of the collecting box 3 is communicated with and provided with a suction fan 9 through a suction pipe 8, the suction pipe 8 is symmetrically provided with two replacement openings, and powder filter mechanisms are slidably arranged in the two replacement openings and are convenient for conveniently replacing the powder filter mechanisms, the powder filter mechanisms comprise replacement frames 16, the replacement frames 16 are slidably arranged in the replacement openings and are provided with powder filter screens 17 in the replacement frames 16, so as to conveniently separate powder and the like sucked into the suction fan 9, the outer side wall of the air suction pipe 8 is provided with a limiting mechanism for limiting the mounting position of the powder filtering mechanism, the limiting mechanism comprises a supporting frame 10, the supporting frame 10 is fixedly connected to the outer side wall of the air suction pipe 8, the top end of the supporting frame 10 is connected with a limiting frame 12 through a plurality of springs 11, the top end of the limiting frame 12 is fixedly connected with a plurality of limiting strips 13, the mounting position of the powder filtering mechanism is convenient to limit, the outer side wall of the air suction pipe 8 is fixedly connected with a top frame 14, the elastic range positions of the limiting strips 13 are convenient to limit, the outer side wall of the limiting frame 12 is fixedly connected with a plurality of operating plates 18, the limiting frame 12 is convenient to operate, therefore, the air supply device for the metal 3D printer is convenient to reduce the pollution of a forming area in a working cavity during use, and is convenient to maintain the precision of metal 3D printing and the quality of a workpiece, the use reliability is higher.

It should be further described that the aforementioned suction fan 9 is a conventional device purchased from the market and known to those skilled in the art, the model of the suction fan 9 is RB-81D-2, and in this patent, we only use it without improving its structure and function, and it sets its setting mode, installation mode and electrical connection mode, and for those skilled in the art, it is only necessary to perform debugging operation according to the requirements of its usage specification, and it is not described herein again, and the suction fan 9 is provided with a control switch matched with it, and the installation position of the control switch is selected according to the actual usage requirement, so that the operation and control of the operator are facilitated.

In summary, the working principle and the working process of the air supply device for the metal 3d printer are that, when the air supply device for the metal 3d printer is used, the air supply device for the metal 3d printer is firstly placed at a place to be used, when the air supply device for the metal 3d printer works, the suction fan 9 can be opened, the suction fan 9 is enabled to suck and collect smoke dust, unreacted metal powder, solidified large granular substances and the like in the working cavity into the collection box 3 through the matching of the suction pipe 8, the collection box 2, the connection pipe 4 and the collection box 3, the granular filter screen 7 on the powder drawer 6 is convenient for filtering and blocking the granular substances, so that the granular substances sucked in the collection box 3 can be conveniently collected in the granular drawer 5, then the powder filter screen 17 in the suction pipe 8 is convenient for filtering and blocking the substances such as the metal powder, so that the granular substances sucked in the suction pipe 8 can be conveniently collected in the powder drawer 6, follow-up accessible handle 20 slip granule steamer tray 5 and powder steamer tray 6, clear up or recycle the particulate matter of collecting and material such as metal powder, consequently, the air supply arrangement that this metal 3D printer was used is convenient for reduce the pollution of work intracavity shaping region when using to be convenient for maintain the quality of the precision and the work piece that metal 3D printed, use the reliability higher.

Further, when powder filter screen 17 need clear up or change, the downward pressure of limiting frame 12 is moved with a plurality of operation panels 18 of accessible, makes a plurality of spacing strips 13 no longer have limiting displacement to changing the mouth, then can change mouthful internal slip from two with limiting frame 12, need clear up or change powder filter screen 17 can, the practicality is higher.

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 an air supply arrangement that metal 3d printer was used, includes printer body (1), is provided with the working chamber in printer body (1), its characterized in that: the cleaning device is characterized by further comprising a purifying mechanism, the purifying mechanism comprises a collecting bin (2) and a collecting box (3), the collecting bin (2) and the collecting box (3) are respectively and fixedly installed in the working cavity and on the outer side wall of the printer body (1), a collecting opening is formed in the side wall of the collecting bin (2), the collecting bin (2) is communicated with the inside of the collecting box (3) through a connecting pipe (4), a cleaning opening is formed in the side wall of the collecting box (3), a particle drawer (5) and a powder drawer (6) are installed in the cleaning opening in a sliding mode, a mounting opening is formed in the side wall of the powder drawer (6), a particle filter screen (7) is installed in the mounting opening, a suction fan (9) is installed at the top end of the collecting box (3) through a suction pipe (8) in a communicating mode, two replacing openings are symmetrically formed in the suction pipe (8), and a powder filtering mechanism is installed in the two replacing openings in a sliding mode, and a limiting mechanism used for limiting the mounting position of the powder filtering mechanism is arranged on the outer side wall of the air suction pipe (8).

2. The air supply device for the metal 3d printer according to claim 1, wherein: stop gear includes carriage (10), carriage (10) fixed connection is on the lateral wall of aspiration channel (8), and the top of carriage (10) is connected with spacing frame (12) through a plurality of springs (11), and the top fixedly connected with of spacing frame (12) is a plurality of spacing (13).

3. The air supply device for the metal 3d printer according to claim 2, wherein: and a top frame (14) is fixedly connected to the outer side wall of the air suction pipe (8).

4. The air supply device for the metal 3d printer according to claim 3, wherein: a forming table (15) is installed on the inner bottom wall of the working cavity, a plurality of collecting grooves are formed in the forming table (15), and the collecting grooves are communicated with the outside.

5. The air supply device for the metal 3d printer according to claim 4, wherein: the powder filtering mechanism comprises a replacing frame (16), wherein the replacing frame (16) is slidably arranged in a replacing opening, and a powder filtering net (17) is arranged in the replacing frame (16).

6. The air supply device for the metal 3d printer according to claim 5, wherein: the outer side wall of the limiting frame (12) is fixedly connected with a plurality of operating plates (18).

7. The air supply device for the metal 3d printer according to claim 6, wherein: transparent observation windows (19) are respectively arranged on the side walls of the particle drawer (5) and the powder drawer (6).

8. The air supply device for the metal 3d printer according to claim 7, wherein: handles (20) are mounted on the outer side walls of the particle drawer (5) and the powder drawer (6).