CN216260151U

CN216260151U - Powder non-settling 3D printing light-cured resin density adjusting device

Info

Publication number: CN216260151U
Application number: CN202122051310.4U
Authority: CN
Inventors: 张勇; 于坤; 狄建强
Original assignee: Nanjing Junzhituo New Material Technology Co ltd
Current assignee: Nanjing Junzhituo New Material Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-04-12
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a powder non-settling 3D printing photocuring resin density adjusting device which comprises a frame body and a mixing barrel, wherein a feeding pipe is inserted into the top of the mixing barrel, a discharging pipe is inserted into one side of the mixing barrel, a motor is fixedly connected to the outer wall of the top of the mixing barrel, one end of an output shaft of the motor penetrates through the top of the mixing barrel and is fixedly connected with a rotating shaft, a threaded rod is fixedly connected to the bottom end of the rotating shaft, a pressing plate is connected to the outer wall of the threaded rod in a threaded mode, sliding grooves are formed in the inner walls of the two sides of the mixing barrel, guide blocks are connected in the sliding grooves in a sliding mode, one side of each guide block is connected with one side of the corresponding pressing plate, a pressing block is fixedly connected to the bottom of each pressing plate, a supporting column is fixedly connected to the inner wall of the bottom of the mixing barrel, a swinging plate is rotatably connected to the top of the supporting column, and a balancing weight is fixedly connected to one end of the swinging plate. The utility model avoids the precipitation of the resin raw material and the diluent at the bottom of the mixing barrel, and fully mixes the resin raw material and the diluent.

Description

Powder non-settling 3D printing light-cured resin density adjusting device

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a powder-non-settling 3D printing photocuring resin density adjusting device.

Background

In the aspect of 3D printing light-cured materials, the materials are required to have low viscosity, high curing speed, high strength after curing and moderate flexibility, and the light-cured resin commonly used at present needs to be matched with a large amount of diluents to adjust the density of the light-cured resin due to the influence of the molecular structure performance of the light-cured resin, so that a 3D printing light-cured resin density adjusting device needs to be used.

At present, most of the existing 3D printing light-cured resin density adjusting devices have the following defects: when the density of the light-cured resin is adjusted, the resin raw material and the diluent are mixed unevenly, so that the bottom of the mixing barrel can be precipitated, the quality of the light-cured resin in use is influenced, and the requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a 3D printing photocuring resin density adjusting device without powder precipitation.

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

the utility model provides a powder non-precipitative 3D prints photocuring resin density adjusting device, includes support body and blending hopper, and the top of blending hopper is pegged graft there is the inlet pipe, and one side of blending hopper is pegged graft there is the discharging pipe, the top outer wall fixedly connected with motor of blending hopper, the top fixedly connected with axis of rotation of blending hopper is passed to the one end of motor output shaft, the bottom fixedly connected with threaded rod of axis of rotation, and the outer wall threaded connection of threaded rod has the clamp plate, the both sides inner wall of blending hopper all is equipped with the spout, and sliding connection has the guide block in the spout, and one side of guide block is connected with one side of clamp plate, the bottom fixedly connected with briquetting of clamp plate, the bottom inner wall fixedly connected with support column of blending hopper, the top of support column are rotated and are connected with the swinging plate, the one end fixedly connected with balancing weight of swinging plate, the other end and the briquetting contact of swinging plate.

As a still further aspect of the present invention, one side of the swing plate is provided with a plurality of first through holes.

As a further scheme of the present invention, the outer wall of the rotating shaft is fixedly connected with a plurality of stirring blades, and one side of each stirring blade is provided with a third through hole.

As a further aspect of the present invention, the top of the pressing plate is provided with a plurality of second through holes.

As a further scheme of the utility model, two ends of the threaded rod are sleeved with two limiting rings.

As a further scheme of the utility model, both sides of the swinging plate are fixedly connected with a plurality of fixing rods, and both ends of the swinging plate and the bottom of the pressing block are fixedly connected with rubber blocks.

As a still further scheme of the utility model, the top of the feeding pipe is rotatably connected with a pipe cover.

As a further scheme of the utility model, the inner wall of the bottom of the frame body is fixedly connected with a placing plate, the top of the placing plate is provided with a collecting barrel, the collecting barrel is positioned below the discharging pipe, the inner wall of the bottom of the frame body is fixedly connected with a heating plate, the mixing barrel is arranged above the heating plate, and the top of the frame body is fixedly connected with a lighting lamp.

The utility model has the beneficial effects that:

1. the pressing plate slides on the threaded rod, and simultaneously drives the pressing block to move downwards to be in contact with the swinging plate, so that the swinging plate rotates up and down by taking the supporting column as a fulcrum, the resin raw material and the diluent at the bottom in the mixing barrel are stirred and mixed, the resin raw material and the diluent are prevented from precipitating at the bottom of the mixing barrel, and the resin raw material and the diluent are fully mixed.

2. The stirring blade is driven to rotate by rotating the rotating shaft under the driving of the motor, so that the stirring blade is driven to rotate, the resin raw material and the diluent are stirred and mixed, the degree of mechanization is high, and time and labor are saved.

3. According to the utility model, the resistance of the resin raw material and the diluent to the swinging plate, the pressing plate and the stirring blade can be reduced through the arrangement of the first through hole, the second through hole and the third through hole, and the stirring and mixing efficiency is improved.

Drawings

Fig. 1 is a schematic front view of a density adjusting device for 3D printing light-cured resin without powder precipitation according to the present invention;

fig. 2 is a schematic cross-sectional structural diagram of a density adjusting device for 3D printing light-cured resin without powder precipitation, which is provided by the utility model;

fig. 3 is a schematic partial three-dimensional structure diagram of a 3D printing light-cured resin density adjusting device with no powder precipitation provided by the utility model;

fig. 4 is a schematic side view of a powder non-settling 3D printing light-cured resin density adjusting device according to the present invention.

In the figure: 1. a frame body; 2. a mixing barrel; 3. a motor; 4. a rotating shaft; 5. a threaded rod; 6. stirring blades; 7. pressing a plate; 8. a guide block; 9. a chute; 10. briquetting; 11. a support pillar; 12. a swing plate; 13. a balancing weight; 14. a first through hole; 15. a second through hole; 16. a third through hole; 17. a limiting ring; 18. fixing the rod; 19. a rubber block; 20. a feed pipe; 21. a tube cover; 22. a discharge pipe; 23. an illuminating lamp; 24. placing the plate; 25. a collection barrel; 26. heating the plate.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-4, a powder non-settling 3D prints light-cured resin density adjusting device, including support body 1 and blending tank 2, it has inlet pipe 20 to peg graft at the top of blending tank 2, put into blending tank 2 with resin raw materials and diluent together from inlet pipe 20, it has discharging pipe 22 to peg graft in one side of blending tank 2, there is motor 3 at the top outer wall of blending tank 2 through the bolt fastening, the top welding that blending tank 2 was passed to the one end of motor 3 output shaft has axis of rotation 4, the bottom welding of axis of rotation 4 has threaded rod 5, the outer wall threaded connection of threaded rod 5 has clamp plate 7, the both sides inner wall of blending tank 2 all is equipped with spout 9, sliding connection has guide block 8 in spout 9, one side of guide block 8 is connected with one side of clamp plate 7, axis of rotation 4 drives threaded rod 5 and rotates, thereby make clamp plate 7 slide on threaded rod 5, stir the resin raw materials of middle part in blending tank 2 under the direction that guide block 8 slided in spout 9 The bottom of clamp plate 7 is passed through the bolt fastening and is had briquetting 10, the bottom inner wall of tempering tank 2 is passed through the bolt fastening and is had support column 11, the top of support column 11 is rotated and is connected with swing board 12, the one end of swing board 12 is passed through the bolt fastening and is had balancing weight 13, clamp plate 7 drives briquetting 10 downstream and swing board 12 contact simultaneously, thereby make swing board 12 use support column 11 to rotate about the fulcrum, thereby stir the mixing to the resin feedstock and the diluent of 2 bottoms in tempering tank, thereby avoided the deposit of resin feedstock and diluent at 2 barrel bottoms of tempering tank, the other end and the briquetting 10 contact of swing board 12.

In the utility model, one side of a swinging plate 12 is provided with a plurality of first through holes 14, the outer wall of a rotating shaft 4 is welded with a plurality of stirring blades 6, one side of each stirring blade 6 is provided with a third through hole 16, the top of a pressing plate 7 is provided with a plurality of second through holes 15, the first through holes 14, the second through holes 15 and the third through holes 16 reduce the resistance of resin raw materials and diluents to the swinging plate 12, the pressing plate 7 and the stirring blades 6, two ends of a threaded rod 5 are respectively sleeved with two limiting rings 17, the limiting rings 17 limit the sliding of the pressing plate 7, two sides of the swinging plate 12 are respectively fixed with a plurality of fixing rods 18 through bolts, the fixing rods 18 improve the stirring and mixing effects of the swinging plate 12, two ends of the swinging plate 12 and the bottom of a pressing block 10 are respectively bonded with a rubber block 19 playing a role in damping, the top of a feed pipe 20 is rotatably connected with a pipe cover 21 so as to prevent dust from entering the feed pipe 20, the inner wall of the bottom of a frame body 1 is fixed with a placing plate 24 through bolts, place the top of board 24 and be equipped with collecting vessel 25, collecting vessel 25 is located the below of discharging pipe 22, and the bottom inner wall of support body 1 has hot plate 26 through the bolt fastening, and mixing drum 2 sets up in hot plate 26's top, and hot plate 26 heats the stirring to resin raw materials and diluent and mixes, and the bolt fastening is passed through at the top of support body 1 has light 23.

The working principle is as follows: when in use, firstly, the pipe cover 21 is opened, the resin raw material and the diluent are put into the mixing barrel 2 from the feeding pipe 20, then the motor 3 is started, the rotating shaft 4 rotates under the drive of the motor 3, so as to drive the stirring blade 6 to rotate, the resin raw material and the diluent are stirred and mixed, the third through hole 16 reduces the resistance of the mixed liquid to the stirring blade 6, meanwhile, the rotating shaft 4 drives the threaded rod 5 to rotate, so that the pressing plate 7 slides on the threaded rod 5, the resin raw material at the middle part in the mixing barrel 2 is stirred and mixed under the guide of the guide block 8 sliding in the sliding groove 9, meanwhile, the pressing plate 7 drives the pressing block 10 to move downwards to contact with the swinging plate 12, so that the swinging plate 12 rotates up and down with the support column 11 as a pivot, the resin raw material and the diluent at the bottom in the mixing barrel 2 are stirred and mixed, and the precipitation of the resin raw material and the diluent at the bottom of the mixing barrel 2 is avoided, meanwhile, the resin raw material and the diluent are heated, stirred and mixed by the heating plate 26, and the stirred and mixed light-cured resin is fed into the collection vessel 25 from the discharge pipe 22 and collected.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The powder non-settling 3D printing light-cured resin density adjusting device comprises a frame body (1) and a mixing barrel (2), wherein a feeding pipe (20) is inserted into the top of the mixing barrel (2), a discharging pipe (22) is inserted into one side of the mixing barrel (2), and the powder non-settling 3D printing light-cured resin density adjusting device is characterized in that a motor (3) is fixedly connected to the outer wall of the top of the mixing barrel (2), one end of an output shaft of the motor (3) penetrates through the top of the mixing barrel (2) and is fixedly connected with a rotating shaft (4), a threaded rod (5) is fixedly connected to the bottom end of the rotating shaft (4), a pressing plate (7) is connected to the outer wall of the threaded rod (5) in a threaded manner, sliding grooves (9) are formed in the inner walls of two sides of the mixing barrel (2), a guide block (8) is slidably connected to the sliding grooves (9), one side of the guide block (8) is connected with one side of the pressing plate (7), and a pressing block (10) is fixedly connected to the bottom of the pressing plate (7), the bottom inner wall fixedly connected with support column (11) of mixing bucket (2), the top of support column (11) is rotated and is connected with swing board (12), the one end fixedly connected with balancing weight (13) of swing board (12), the other end and briquetting (10) contact of swing board (12).

2. The powder non-precipitating 3D printing photocurable resin density adjusting device as recited in claim 1, wherein one side of the swing plate (12) is provided with a plurality of first through holes (14).

3. The powder non-settling 3D printing light-cured resin density adjusting device according to claim 1, wherein a plurality of stirring blades (6) are fixedly connected to the outer wall of the rotating shaft (4), and one side of each stirring blade (6) is provided with a third through hole (16).

4. The powder non-precipitating 3D printing photocurable resin density adjusting device as recited in claim 1, wherein the top of the pressure plate (7) is provided with a plurality of second through holes (15).

5. The powder non-settling 3D printing light-cured resin density adjusting device as claimed in claim 1, wherein two limiting rings (17) are sleeved at two ends of the threaded rod (5).

6. The powder non-settling 3D printing light-cured resin density adjusting device as claimed in claim 1, wherein a plurality of fixing rods (18) are fixedly connected to both sides of the swinging plate (12), and rubber blocks (19) are fixedly connected to both ends of the swinging plate (12) and the bottom of the pressing block (10).

7. The powder non-precipitating 3D printing light-cured resin density adjusting device as claimed in claim 1, wherein a pipe cover (21) is rotatably connected to the top of the feeding pipe (20).

8. The powder non-settling 3D printing light-cured resin density adjusting device according to claim 1, wherein a placing plate (24) is fixedly connected to the inner bottom wall of the frame body (1), a collecting barrel (25) is arranged at the top of the placing plate (24), the collecting barrel (25) is located below the discharging pipe (22), a heating plate (26) is fixedly connected to the inner bottom wall of the frame body (1), the mixing barrel (2) is arranged above the heating plate (26), and a lighting lamp (23) is fixedly connected to the top of the frame body (1).