CN212737096U

CN212737096U - Novel powder mechanism is spread to 3D printer

Info

Publication number: CN212737096U
Application number: CN202021594423.8U
Authority: CN
Inventors: 李俊鑫; 张国庆; 周小宇; 杨奇; 王海燕
Original assignee: Zhoukou Normal University
Current assignee: Zhoukou Normal University
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-19
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a novel 3D printer shop powder mechanism, including printer body, printer body is including advancing the powder mouth, printer body's top is provided with the feed table, first through-hole has been seted up along vertical direction to the top lateral wall of feed table, one side inner wall of first through-hole is fixed with first backup pad, the top lateral wall of first backup pad is fixed with driving motor, driving motor's output shaft is fixed with first connecting axle through the shaft coupling, driving motor's one end is kept away from to first connecting axle is passed first backup pad and is fixed with the connection platform, a plurality of second through-holes have been seted up along the circumferencial direction to the top lateral wall of connection platform, the inside of second through-hole is provided with the collecting box, one side lateral wall of collecting box is fixed with the. The utility model discloses can carry out equivalent to the powder according to the user demand and add, need not the manual work and carry out equivalent and pour into, can carry out automatic weight to the powder, improve practicality and convenience.

Description

Novel powder mechanism is spread to 3D printer

Technical Field

The utility model relates to a 3D printer technical field especially relates to a novel powder mechanism is spread to 3D printer.

Background

Three-dimensional Printer (3D Printer, abbreviated as 3DP) is a process of Rapid Prototyping (RP), and a three-dimensional model is manufactured layer by layer in a layer-by-layer stacking manner, and the operation process is similar to that of a conventional Printer, except that the conventional Printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional Printer stacks and superimposes liquid photosensitive resin materials, molten plastic wires, gypsum powder and other materials layer by layer to form a three-dimensional entity by jetting a binder or extruding and the like.

Present 3D printer is in the use, and the powder feeding mechanism of shop's powder device can't carry out equivalent feeding according to the demand, uses at every turn and accomplishes the back, needs artifical volume of stepping to add, and for this, we have provided a novel 3D printer shop powder mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel powder mechanism is spread to 3D printer that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel 3D printer powder spreading mechanism comprises a printer body, wherein the printer body comprises a powder inlet, a feeding table is arranged above the printer body, a first through hole is formed in the top side wall of the feeding table in the vertical direction, a first supporting plate is fixed to the inner wall of one side of the first through hole, a driving motor is fixed to the top side wall of the first supporting plate, a first connecting shaft is fixed to an output shaft of the driving motor through a coupler, a connecting table is fixed to one end, away from the driving motor, of the first connecting shaft, penetrates through the first supporting plate, a plurality of second through holes are formed in the top side wall of the connecting table in the circumferential direction, a collecting box is arranged inside the second through holes, a driven shaft is fixed to one side wall of the collecting box, one end, away from the collecting box, of the driven shaft is rotatably connected with the side wall of the second through hole, a second, one end, far away from the collecting box, of the second connecting shaft extends to the outside of the second through hole, a gear is fixed on the outside of the second through hole, a push plate is arranged inside the collecting box, guide rods symmetrically arranged are fixed on the side wall of the bottom end of the push plate, a regulating plate is fixed on the outside of the collecting box and extends to one end, far away from the push plate, of the guide rods, and the regulating plate and the guide rods are perpendicularly arranged.

Preferably, a second support plate and a third support plate are fixed on the inner side wall of the first through hole, the second support plate and the third support plate are arranged in parallel, a first rack is arranged on the side wall of one side of the second support plate, and a second rack is arranged on the side wall of one side of the third support plate.

Preferably, the first rack and the gear are driven by meshing transmission, and the second rack and the gear are connected by meshing transmission.

Preferably, a connecting rod is fixed on the side wall of one side of the first through hole, a feeding pipe is fixed at one end of the connecting rod, and the feeding pipe is positioned right above one of the collecting boxes.

Preferably, the bottom lateral wall of first backup pad is fixed with the stripper plate, and the stripper plate is located directly over the regulating plate, and the regulating plate is arc mechanism.

Preferably, the first through hole is communicated with the inside of the powder inlet.

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

the printer body comprises a powder inlet, a feeding table is arranged above the printer body, a first through hole is formed in the top side wall of the feeding table in the vertical direction, a first supporting plate is fixed on the inner wall of one side of the first through hole, a driving motor is fixed on the top side wall of the first supporting plate, a first connecting shaft is fixed on an output shaft of the driving motor through a coupler, one end of the first connecting shaft, far away from the driving motor, penetrates through the first supporting plate and is fixed with a connecting table, a plurality of second through holes are formed in the top side wall of the connecting table in the circumferential direction, a collecting box is arranged inside the second through holes, a driven shaft is fixed on one side wall of the collecting box, one end of the driven shaft, far away from the collecting box, is rotatably connected with the side wall of the second through hole, a second connecting shaft is fixed on the side wall of the collecting box, far away from the, the inside of collecting box is provided with the push pedal, and the bottom lateral wall of push pedal is fixed with the guide bar that the symmetry set up, and the one end that the push pedal was kept away from to the guide bar extends to the collecting box external fixation and has the regulating plate, and sets up perpendicularly between regulating plate and the guide bar, can carry out equivalent joining to the powder according to the user demand, need not the manual work and carries out automatic weight to the powder, has improved practicality and convenience.

Drawings

Fig. 1 is a schematic structural view of a powder spreading mechanism of a novel 3D printer provided by the present invention;

fig. 2 is an enlarged structural schematic diagram of a feeding table of the powder spreading mechanism of the novel 3D printer provided by the utility model;

fig. 3 is a schematic view of a structure of a novel powder spreading mechanism of a 3D printer, in which a gear and a first rack are matched;

fig. 4 is the utility model provides a novel regulating plate and stripper plate cooperation schematic structure of 3D printer powder paving mechanism.

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.

Referring to fig. 1-4, a novel powder spreading mechanism of a 3D printer comprises a printer body 1, wherein the printer body 1 comprises a powder inlet, a feeding table 2 is arranged above the printer body 1, a first through hole 3 is formed in the top side wall of the feeding table 2 along the vertical direction, a first supporting plate 4 is fixed on the inner wall of one side of the first through hole 3, a driving motor 5 is fixed on the top side wall of the first supporting plate 4, a first connecting shaft 6 is fixed on the output shaft of the driving motor 5 through a coupler, a connecting table 13 is fixed on the first connecting shaft 6 through the first supporting plate 4 at the end far away from the driving motor 5, a plurality of second through holes 7 are formed in the top side wall of the connecting table 13 along the circumferential direction, a collecting box 8 is arranged inside the second through holes 7, a driven shaft 14 is fixed on the side wall of the collecting box 8, and one end of the driven shaft 14 far away from the collecting box 8, a second connecting shaft 15 is fixed on the side wall of one side, away from the driven shaft 14, of the collecting box 8, a gear 23 is fixed on the outer portion of the second through hole 7, extending to one end, away from the collecting box 8, of the second connecting shaft 15, a push plate 9 is arranged inside the collecting box 8, guide rods 10 symmetrically arranged are fixed on the side wall of the bottom end of the push plate 9, an adjusting plate 12 is fixed on the outer portion of the collecting box 8, extending to one end, away from the push plate 9, of the guide rods 10, and the adjusting plate 12 and the guide rods 10.

The inner side wall of the first through hole 3 is fixed with a second supporting plate 16 and a third supporting plate 17, the second supporting plate 16 and the third supporting plate 17 are arranged in parallel, a first rack 18 is arranged on the side wall of one side of the second supporting plate 16, a second rack 19 is arranged on the side wall of one side of the third supporting plate 17, the first rack 18 and the gear 23 are driven by meshing transmission, and the second rack 19 and the gear 23 are connected by meshing transmission.

One side lateral wall of first through-hole 3 is fixed with connecting rod 21, and the one end of connecting rod 21 is fixed with inlet pipe 22, and inlet pipe 22 is located one of them directly over collecting box 8, the bottom lateral wall of first backup pad 4 is fixed with stripper plate 20, and the stripper plate is located regulating plate 12 directly over, and regulating plate 12 is the arc mechanism, first through-hole 3 with advance the inside intercommunication of powder mouth.

The working principle is as follows: powder is directly poured into the feeding pipe 22, the powder enters the collecting box 8 right below from the feeding pipe 22 until the amount inside the collecting box 8 is full, or the amount of the powder inside the feeding pipe 23 falls into the collecting box 8 is equal according to the rotation speed of the driving motor 5, the driving motor 5 drives the first connecting shaft 6 to rotate, the first connecting shaft 6 drives the connecting table 13 to rotate, the connecting table 13 drives the collecting box 8 to rotate, the collecting box 8 drives the second connecting shaft 15 to rotate, the second connecting shaft 15 drives the gear 23 to rotate, the gear 23 and the first rack 18 are meshed for transmission to drive the collecting box 8 to turn over, the box opening of the collecting box 8 is turned over downwards, in the process that the collecting box 8 is turned over downwards, the adjusting plate 12 is extruded by the extruding plate 20, the adjusting plate 12 drives the guide rod 10, and the guide rod 10 drives the pushing plate 9 to move, the push plate 9 pushes out the powder, so that the powder falls into the powder inlet below and enters the printer body 1, and when the gear 23 and the second rack 19 are in meshing transmission, the collecting box 8 is turned over again, the box opening of the collecting box 8 is arranged upwards, and the powder is circulated in a reciprocating manner.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel powder spreading mechanism of a 3D printer comprises a printer body (1) and is characterized in that the printer body (1) comprises a powder inlet, a feeding table (2) is arranged above the printer body (1), a first through hole (3) is formed in the top side wall of the feeding table (2) in the vertical direction, a first supporting plate (4) is fixed on the inner wall of one side of the first through hole (3), a driving motor (5) is fixed on the top side wall of the first supporting plate (4), a first connecting shaft (6) is fixed on an output shaft of the driving motor (5) through a coupler, a connecting table (13) is fixed on one end, away from the driving motor (5), of the first connecting shaft (6) penetrates through the first supporting plate (4), a plurality of second through holes (7) are formed in the top side wall of the connecting table (13) in the circumferential direction, a collecting box (8) is arranged inside the second through holes (7), one side lateral wall of collecting box (8) is fixed with driven shaft (14), and the one end that collecting box (8) were kept away from in driven shaft (14) rotates with second through-hole (7) lateral wall to be connected, one side lateral wall that collecting box (8) were kept away from driven shaft (14) is fixed with second connecting axle (15), and the one end that collecting box (8) were kept away from in second connecting axle (15) extends to second through-hole (7) external fixation and has gear (23), the inside of collecting box (8) is provided with push pedal (9), and the bottom lateral wall of push pedal (9) is fixed with guide bar (10) that the symmetry set up, and the one end that push pedal (9) were kept away from in guide bar (10) extends to collecting box (8) external fixation and has regulating plate (12), and sets up perpendicularly between regulating plate (.

2. The novel powder spreading mechanism of a 3D printer according to claim 1, wherein a second support plate (16) and a third support plate (17) are fixed to the inner side wall of the first through hole (3), the second support plate (16) and the third support plate (17) are arranged in parallel, a first rack (18) is formed in the side wall of one side of the second support plate (16), and a second rack (19) is formed in the side wall of one side of the third support plate (17).

3. The novel powder spreading mechanism of the 3D printer according to claim 2, wherein the first rack (18) and the gear (23) are driven by meshing transmission, and the second rack (19) and the gear (23) are connected by meshing transmission.

4. The novel powder spreading mechanism of the 3D printer according to claim 1, wherein a connecting rod (21) is fixed on one side wall of the first through hole (3), a feeding pipe (22) is fixed at one end of the connecting rod (21), and the feeding pipe (22) is located right above one of the collecting boxes (8).

5. The novel powder spreading mechanism of the 3D printer according to claim 1, wherein a pressing plate (20) is fixed on the bottom side wall of the first supporting plate (4), the pressing plate is positioned right above the adjusting plate (12), and the adjusting plate (12) is an arc-shaped mechanism.

6. The novel powder spreading mechanism of the 3D printer according to claim 1, wherein the first through hole (3) is communicated with the inside of the powder inlet.