CN215473103U

CN215473103U - Be applied to circulation reloading device of powder material sintering 3D printing technique

Info

Publication number: CN215473103U
Application number: CN202120005677.XU
Authority: CN
Inventors: 杨萍
Original assignee: Wuhan Boyu Hechuang Graphic Technology Co ltd
Current assignee: Wuhan Boyu Hechuang Graphic Technology Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2022-01-11
Anticipated expiration: 2031-01-04

Abstract

The utility model provides a circulating refueling device applied to a powder material sintering 3D printing technology, which belongs to the technical field of 3D printing, and comprises a box body, wherein the inner wall of the box body is fixedly connected with a cavity separation frame, one side surface of the cavity separation frame is provided with a powder outlet, powder materials are added into a forming cavity formed by the separation of the cavity separation frame through a feed pipe, a layer of materials is laid on the printing platform through a scraper on the inner bottom wall of the cavity separation frame, the redundant materials are scraped to one side, after laser selective sintering and solidification are carried out for one layer, the redundant powder materials are sucked away by a cyclone dust collector and enter a powder bin, the powder enters the forming cavity through the cyclone dust collector reversely connected with a powder inlet end, the powder enters the forming cavity through a circulating pipe and is used again, so that the material can be saved by circulating use, and the residual powder materials after use are not wasted, the working efficiency of the printer is improved, and the utilization rate of materials is improved.

Description

Be applied to circulation reloading device of powder material sintering 3D printing technique

Technical Field

The utility model belongs to the technical field of 3D printing, and particularly relates to a circulating refueling device applied to a powder material sintering 3D printing technology.

Background

At present, a powder material sintering 3D printer does not have the function of circulating automatic material changing, and redundant printed materials are recycled, so that pollution and waste of the materials can be caused. In addition, after the SLS printer is printed, the printing part and the powder which is not utilized can only be taken out from the forming chamber through a manual method, then the powder which can be utilized is screened by the filter screen, the working efficiency is low, the environment is seriously influenced, even the printing precision of the printer is influenced, and meanwhile, the printer case is prevented from encountering accidents when being printed, so that the device is toppled over, the use of the device is influenced, and the service life of the device is influenced.

However, the technical scheme still has the problems that the powder material can not be taken out and recycled automatically and the device can not be toppled over due to vibration force or impact force.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a circulating material changing device applied to a powder material sintering 3D printing technology, and aims to solve the problems that materials cannot be automatically taken and recycled and the device cannot be accidentally toppled when being subjected to vibration force or impact force in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a circulating material changing device applied to a powder material sintering D printing technology comprises a box body, wherein a cavity separation frame is fixedly connected to the inner wall of the box body, one side surface of the cavity separating frame is provided with a powder outlet, the other side of the cavity separating frame is provided with a powder inlet, one end of the powder outlet is fixedly connected with a cyclone dust collector, one side surface of the cyclone dust collector is fixedly connected with a powder bin, the outer surface of the powder bin is fixedly connected with a circulating pipe, the front surface of the cavity separating frame is fixedly connected with a baffle plate, a connecting column is fixedly connected to the lower surface of the box body, a supporting column is fixedly connected to one end of the connecting column, the lower surface of the supporting column is fixedly connected with a fixed foot, the outer surface of the connecting column is fixedly connected with an inner spring, the outer surface of the support column is fixedly connected with an outer spring, the inner top wall of the box body is movably connected with a knife handle, and one end of the knife handle is fixedly connected with a scraper.

In order to enable the circulating refueling device applied to the powder material sintering D printing technology to achieve the effect of adding the powder material, as a preferable mode of the utility model, the back surface of the box body is fixedly connected with a feeding pipe.

In order to enable the circulating refueling device applied to the powder material sintering D printing technology to achieve the effect of conveniently maintaining internal instruments, as a preferable mode of the utility model, the front surface of the box body is fixedly connected with a box door.

In order to enable the circulating refueling device applied to the powder material sintering D printing technology to achieve the effect of conveniently opening and closing the box door, the box door and the box body are preferably connected through a hinge.

In order to enable the circulating refueling device applied to the powder material sintering D printing technology to achieve the effect of conveniently observing the internal condition, as a preferable mode of the utility model, the front side of the box door is fixedly connected with the observation window.

In order to enable the circulating material changing device applied to the powder material sintering D printing technology to achieve the effect of conveniently opening the box door, as a preferable mode of the utility model, the front side of the box door is fixedly connected with a handle.

Compared with the prior art, the utility model has the beneficial effects that:

1. this be applied to circulation reloading device of powder material sintering 3D printing technique, through separating the chamber frame, go out the powder mouth, advance the powder mouth, cyclone, the powder storehouse, the circulating pipe, the setting of handle of a knife and scraper, add powder material through the filling tube in the shaping intracavity that separates the chamber frame and keep apart the formation, separate and spread a layer of material on print platform through the scraper on the chamber frame inner bottom wall, unnecessary material is scraped one side, after laser selectivity sintering solidification one deck, unnecessary powder material is siphoned away by cyclone, get into in the powder storehouse, through the cyclone that advances the reverse connection of powder mouth end, the powder passes through the circulating pipe, get into the shaping chamber, used once more, the circulation uses can conveniently save material like this, can not waste the remaining powder material after using, the work efficiency of printer has been improved, the utilization ratio of material has been improved.

2. This be applied to circulation reloading device of powder material sintering 3D printing technique, through the spliced pole, the support column, fixed foot, the setting of inner spring and outer spring, the box is when using, if encounter big impact or shaking force, can make the device receive the damage or empty, but after power transmits, the outer spring of inner spring and support column through the bottom spliced pole will do all can offset, can not make equipment produce big rocking, do not influence production, the fixed foot in bottom also makes equipment firmly fix subaerial, the life of equipment has been guaranteed, the injury that the accident caused has been reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

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

fig. 3 is a schematic sectional view of the right side of the present invention.

In the figure: 1. a box body; 2. a cavity separating frame; 3. a powder outlet; 4. a powder inlet; 5. a cyclone dust collector; 6. a powder bin; 7. a circulation pipe; 8. a baffle plate; 9. connecting columns; 10. a support pillar; 11. a fixing leg; 12. an inner spring; 13. an outer spring; 14. a knife handle; 15. a scraper; 16. a feed tube; 17. a box door; 18. hinge; 19. an observation window; 20. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a be applied to circulation reloading device of powder material sintering 3D printing technique, the power distribution box comprises a box body 1, the inner wall fixedly connected with of box 1 separates chamber frame 2, it has seted up out powder mouth 3 to separate a side of chamber frame 2, it has seted up into powder mouth 4 to separate the opposite side of chamber frame 2, the one end fixedly connected with cyclone 5 of play powder mouth 3, a side fixedly connected with powder storehouse 6 of cyclone 5, the external fixed surface of powder storehouse 6 is connected with circulating pipe 7, separate the positive fixedly connected with baffle 8 of chamber frame 2, the lower fixed surface of box 1 is connected with spliced pole 9, the one end fixedly connected with support column 10 of spliced pole 9, the lower fixed surface of support column 10 is connected with stationary foot 11, the external fixed surface of spliced pole 9 is connected with inner spring 12, the external fixed surface of support column 10 is connected with outer spring 13, the interior roof swing joint of box 1 has handle of a knife 14, the one end fixedly connected with scraper 15 of handle of a knife 14.

In the specific embodiment of the utility model, through the arrangement of the cavity separation frame 2, the powder outlet 3, the powder inlet 4, the cyclone dust collector 5, the powder bin 6, the circulating pipe 7, the knife handle 14 and the scraper 15, the powder material is added through the feeding pipe 16 in the forming cavity formed by the isolation of the cavity separation frame 2, a layer of material is laid on the printing platform through the scraper 15 on the inner bottom wall of the cavity separation frame 2, the redundant material is scraped to one side, after laser selective sintering and solidification are carried out for one layer, the redundant powder material is sucked away by the cyclone dust collector 5 and enters the powder bin 6, the powder enters the forming cavity through the circulating pipe 7 by virtue of the cyclone dust collector 5 reversely connected with the end of the powder inlet 4, and is used again, so that the recycling can be convenient for saving the material, the residual powder material after use is not wasted, the working efficiency of the printer is improved, and the utilization rate of the material is improved.

Specifically, a feeding pipe 16 is fixedly connected to the back of the box body 1.

In this embodiment: the addition of the powdered material may be facilitated by the provision of the filler tube 16.

Specifically, a door 17 is fixedly connected to the front surface of the box body 1.

In this embodiment: the internal apparatus can be conveniently maintained through the arrangement of the box door 17.

Specifically, the box door 17 is connected with the box body 1 through a hinge 18.

In this embodiment: the door 17 is opened and closed conveniently by the hinge 18.

Specifically, the front surface of the box door 17 is fixedly connected with an observation window 19.

In this embodiment: the internal condition can be conveniently observed through the arrangement of the observation window 19.

Specifically, a handle 20 is fixedly connected to the front surface of the door 17.

In this embodiment: the door 17 can be easily opened by the handle 20.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the using process of the utility model are as follows: this be applied to circulation reloading device of powder material sintering 3D printing technique when using, add powder material through filling tube 16 in the shaping intracavity that separates chamber frame 2 isolation formation, a layer of material is spread on print platform through scraper 15 on separating chamber frame 2 inner bottom wall, one side is scraped to unnecessary material, after laser selectivity sintering solidification one deck, unnecessary powder material is siphoned away by cyclone 5, get into in the powder storehouse 6, through the cyclone 5 of advancing powder mouth 4 end reverse connection, the powder passes through circulating pipe 7, get into the shaping chamber, used once more, recycle like this can make things convenient for save material, can not waste the remaining powder material after using, the work efficiency of printer has been improved, the utilization ratio of material has been improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be applied to circulation reloading device of powder material sintering 3D printing technique, includes box (1), its characterized in that: the inner wall fixedly connected with of box (1) separates chamber frame (2), the powder mouth (3) has been seted up to the side that separates chamber frame (2), the opposite side that separates chamber frame (2) has been seted up into powder mouth (4), the one end fixedly connected with cyclone (5) of powder mouth (3), a side fixedly connected with powder storehouse (6) of cyclone (5), the outer fixed surface of powder storehouse (6) is connected with circulating pipe (7), the front fixedly connected with baffle (8) that separates chamber frame (2), the lower fixed surface of box (1) is connected with spliced pole (9), the one end fixedly connected with support column (10) of spliced pole (9), the lower fixed surface of support column (10) is connected with fixed foot (11), the outer fixed surface of spliced pole (9) is connected with interior spring (12), the outer surface of the supporting column (10) is fixedly connected with an outer spring (13), the inner top wall of the box body (1) is movably connected with a knife handle (14), and one end of the knife handle (14) is fixedly connected with a scraper (15).

2. The circulating refueling device applied to the powder material sintering 3D printing technology is characterized in that: the back of the box body (1) is fixedly connected with a feeding pipe (16).

3. The circulating refueling device applied to the powder material sintering 3D printing technology is characterized in that: the front surface of the box body (1) is fixedly connected with a box door (17).

4. The circulating refueling device applied to the powder material sintering 3D printing technology is characterized in that: the box door (17) is connected with the box body (1) through a hinge (18).

5. The circulating refueling device applied to the powder material sintering 3D printing technology is characterized in that: the front surface of the box door (17) is fixedly connected with an observation window (19).

6. The circulating refueling device applied to the powder material sintering 3D printing technology is characterized in that: the front surface of the box door (17) is fixedly connected with a handle (20).