CN112026165A

CN112026165A - 3D prints and uses ABS material extrusion device

Info

Publication number: CN112026165A
Application number: CN202010731880.5A
Authority: CN
Inventors: 胡全红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2020-12-04

Abstract

The invention relates to the technical field of ABS materials, and discloses an ABS material extrusion device for 3D printing, which comprises a solution cavity, wherein a stirring shaft is arranged in the middle of the lower part of the solution cavity, the lower side of the stirring shaft is rotatably connected with a motor, a floating ball is arranged inside the left side of the solution cavity, the upper side of the floating ball is fixedly connected with a connecting rod, the left side of the solution cavity is provided with an inflow port, the left side of the connecting rod is fixedly connected with a moving rod, the left side of the moving rod is fixedly connected with a pointer, the outer side of the pointer is provided with a concentration display box, the right side of the connecting rod is fixedly connected. This 3D prints and uses ABS material extrusion device floats through F and arranges for rho liquid g V, and the connecting rod drives the metal block upward movement simultaneously, and when the metal block contacted the metal base, it diluted to add water to the size that opens and shuts of control solenoid valve, thereby reached multiple functions, real time monitoring concentration and can carry out the effect of regulation and control to concentration.

Description

3D prints and uses ABS material extrusion device

Technical Field

The invention relates to the technical field of ABS materials, in particular to an ABS material extrusion device for 3D printing.

Background

The structural material of the new material mainly utilizes the mechanical properties of the material, such as strength, toughness, hardness, elasticity and the like, so that the material has special functions and is called as the new material. Nowadays, 3D printing technology is in an emerging stage, and 3D printing is widely applied to ABS materials. The ABS material is the first engineering plastic for 3D printing through fused deposition due to good hot melt property and impact strength. The extrusion of ABS materials into 3D printing has certain difficulty, and the development of extrusion devices for ABS materials is more and more advanced.

The extrusion mode of the ABS material of the majority in the existing market adopts artifical extrusion and mechanical extrusion two kinds of modes, because artifical efficiency is low excessively, mainly adopts mechanical system to extrude, and traditional machinery is single extrusion function only, can not detect the concentration of ABS material, can't regulate and control the concentration of ABS material, does not carry out protection device to the print gun head. The above situation may lead to problems of single function, inability to perform concentration detection, inability to regulate concentration, and easy damage of the lance head.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the ABS material extrusion device for 3D printing, which has the advantages of multiple functions, real-time concentration monitoring, concentration regulation and control and gun head damage prevention, and solves the problems that the existing extrusion device has a single function, cannot detect the concentration, cannot regulate the concentration and is easy to damage the gun head.

(II) technical scheme

In order to realize the multiple functions, monitor the concentration in real time, regulate and control the concentration and prevent the gun head from being damaged easily, the invention provides the following technical scheme: an ABS material extrusion device for 3D printing comprises a solution cavity, wherein a stirring shaft is arranged at the middle position of the lower part of the solution cavity, the lower side of the stirring shaft is rotatably connected with a motor, a floating ball is arranged inside the left side of the solution cavity, the upper side of the floating ball is fixedly connected with a connecting rod, an inflow port is formed in the left side of the solution cavity, a moving rod is fixedly connected with the left side of the connecting rod, a pointer is fixedly connected with the left side of the moving rod, a concentration display box is arranged outside the pointer, a metal block is fixedly connected with the right side of the connecting rod, a metal seat is arranged on the right side of the metal block, a first spring is fixedly connected with the upper side of the connecting rod, a movable cavity is arranged on the right side of the metal seat, a piston rod is slidably connected inside the movable cavity, the top, the right side of the one-way air valve is provided with an electromagnetic valve, the upper side of the electromagnetic valve is fixedly connected with a water pipe, the right lower side of the solution cavity is fixedly connected with a hose, the right side of the hose is fixedly connected with a printing gun, a second spring is arranged outside the printing gun, the upper side of the printing gun is provided with a rotating shaft, a first toothed cylinder is meshed with the outer side of the rotating shaft, a second toothed cylinder is meshed with the upper side of the rotating shaft, and an outer cylinder is arranged outside the second toothed cylinder.

Preferably, the concentration display box is provided with a concentration scale bar, and the ABS material solution in the solution cavity is monitored in real time through the concentration scale bar.

Preferably, the left side of the printing gun is provided with a round hole corresponding to the hose, and the ABS material solution in the hose flows into the printing gun through the corresponding round hole, so that the effect of continuous feeding of the printing gun is achieved.

Preferably, the rotating shaft is provided with a projection with an oblique angle at the front end, the projection is correspondingly meshed with the tooth-shaped notch at the front end of the second tooth-shaped cylinder, the projection on the rotating shaft is correspondingly meshed with the tooth shape at the front end of the first tooth-shaped cylinder, and the rotating shaft is meshed with the second tooth-shaped cylinder and the first tooth-shaped cylinder, so that the telescopic function of the printing gun is realized, and the function of protecting the printing gun is achieved.

Preferably, be provided with rectangular shape lug on the second profile of tooth section of thick bamboo, rectangular shape lug and the corresponding joint in rectangular groove on the first profile of tooth section of thick bamboo mutually, the lug in the axis of rotation also corresponds the joint with rectangular groove on the first profile of tooth section of thick bamboo mutually, through setting up rectangular shape lug and the corresponding joint in rectangular groove on the first profile of tooth section of thick bamboo mutually and make the second profile of tooth section of thick bamboo reach fixed effect, the lug in the axis of rotation and the corresponding joint in rectangular groove on the first profile of tooth section of thick bamboo mutually reach the function that the printing gun contracts.

Preferably, the outside of (mixing) shaft is provided with the puddler, through being provided with the puddler to reach the purpose of stirring ABS material solution, make concentration even.

(III) advantageous effects

Compared with the prior art, the invention provides an ABS material extrusion device for 3D printing, which has the following beneficial effects:

1. this 3D prints and uses ABS material extrusion device, float through F and be rho liquid g V row, the density is the buoyancy that receives more greatly just big more, so when the concentration of solution is high more, the floater receives buoyancy big more, the connecting rod is just upward movement, it upward movement on the concentration display box to drive the pointer, thereby through observing the effect that the concentration display box reached real time monitoring concentration, the connecting rod drives the metal block upward movement simultaneously, when the metal block contacted the metal base, the solenoid valve is opened, add water and dilute, through the degree of metal block at metal base upward movement, thereby control solenoid valve's the size that opens and shuts, the metal block upward movement is far away more, the opening of solenoid valve is big more, the dilution degree to solution is high more, thereby reach multiple functions, real time monitoring concentration and can carry out the effect of regulation and control to concentration.

2. The ABS material extrusion device for 3D printing is characterized in that a tooth-shaped notch at the front end of a second tooth-shaped cylinder is meshed with a lug with an oblique angle at the front end of a rotating shaft, so that the rotating shaft rotates leftwards for a certain position, the lug with the oblique angle at the front end of the rotating shaft is correspondingly meshed with the tooth shape at the front end of a first tooth-shaped cylinder, the lug with the oblique angle at the front end of the rotating shaft is clamped on the tooth-shaped notch of the first tooth-shaped cylinder, and therefore the aim of extending a printing gun is achieved, when the printing gun needs to be withdrawn, the second tooth-shaped cylinder is pushed again, the tooth-shaped notch at the front end of the second tooth-shaped cylinder is meshed with the lug with the oblique angle at the front end of the rotating shaft again, so that the rotating shaft rotates leftwards for the position, the lug with the oblique angle at the front end of the rotating shaft is correspondingly clamped with a long groove of the first, thereby achieving the effect that the gun head is not easy to damage.

Drawings

FIG. 1 is a schematic front view of the internal structure of the present invention;

FIG. 2 is an exploded perspective view of the outer barrel of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of the invention at B of FIG. 1;

fig. 5 is an enlarged view of the invention at C in fig. 2.

In the figure: 1. a solution chamber; 2. a stirring shaft; 3. a motor; 4. a floating ball; 5. a connecting rod; 6. an inflow port; 7. a travel bar; 8. a pointer; 9. a concentration display box; 10. a metal block; 11. a metal base; 12. a first spring; 13. a movable cavity; 14. a piston rod; 15. a connecting rod; 16. a turntable; 17. a drive shaft; 18. a one-way air valve; 19. an electromagnetic valve; 20. a water pipe; 21. a hose; 22. a print gun; 23. a second spring; 24. a second toothed cylinder; 25. a first toothed cylinder; 26. an outer cylinder; 27. and rotating the shaft.

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.

Referring to fig. 1-5, an ABS material extrusion device for 3D printing includes a solution chamber 1, a stirring shaft 2 is disposed at a middle position of a lower portion of the solution chamber 1, a stirring rod is disposed outside the stirring shaft 2, and the stirring rod is disposed to stir ABS material solution so as to make the concentration uniform. The downside of (mixing) shaft 2 rotates and is connected with motor 3, the inside floater 4 that is provided with in left side of solution chamber 1, the upside fixedly connected with connecting rod 5 of floater 4, inflow entrance 6 has been seted up in the left side of solution chamber 1, the left side fixedly connected with carriage release lever 7 of connecting rod 5, the left side fixedly connected with pointer 8 of carriage release lever 7, the outside of pointer 8 is provided with concentration display box 9, be provided with the concentration scale strip on the concentration display box 9, through being provided with the concentration scale strip, thereby ABS material solution to in the solution chamber 1 carries out real time monitoring. The right side of the connecting rod 5 is fixedly connected with a metal block 10, the right side of the metal block 10 is provided with a metal seat 11, the upper side of the connecting rod 5 is fixedly connected with a first spring 12, the right side of the metal seat 11 is provided with a movable cavity 13, the inside of the movable cavity 13 is slidably connected with a piston rod 14, the top end of the piston rod 14 is rotatably connected with a connecting rod 15, the right side of the connecting rod 15 is rotatably connected with a turntable 16, the middle part of the turntable 16 is rotatably connected with a driving shaft 17, the lower side of the piston rod 14 is provided with a one-way air valve 18, the right side of the one-way air valve 18 is provided with an electromagnetic valve 19, the upper side of the electromagnetic valve 19 is fixedly connected with a water pipe 20, the right lower side of the solution cavity 1 is fixedly connected with a hose 21, the right side of the hose 21 is, the effect of continuously feeding the print gun 22 is achieved.

The second spring 23 is arranged outside the printing gun 22, the rotating shaft 27 is arranged on the upper side of the printing gun 22, the first toothed cylinder 25 is meshed outside the rotating shaft 27, the second toothed cylinder 24 is meshed on the upper side of the rotating shaft 27, and the outer cylinder 26 is arranged outside the second toothed cylinder 24. The rotating shaft 27 is provided with a projection with an oblique angle at the front end, the projection is correspondingly meshed with the tooth-shaped notch at the front end of the second tooth-shaped cylinder 24, the projection on the rotating shaft 27 is correspondingly meshed with the tooth shape at the front end of the first tooth-shaped cylinder 25, and the rotating shaft 27 is meshed with the second tooth-shaped cylinder 24 and the first tooth-shaped cylinder 25, so that the telescopic function of the printing gun 22 is realized, and the function of protecting the printing gun 22 is achieved. The second toothed drum 24 is provided with a strip-shaped convex block which is correspondingly clamped with the strip groove on the first toothed drum 25, the convex block on the rotating shaft 27 is correspondingly clamped with the strip groove on the first toothed drum 25, the second toothed drum 24 achieves a fixing effect by arranging the strip-shaped convex block to be correspondingly clamped with the strip groove on the first toothed drum 25, and the convex block on the rotating shaft 27 is correspondingly clamped with the strip groove on the first toothed drum 25 to achieve the function of shrinking the printing gun 22.

The working principle is as follows: when the device works, ABS material solution flows into the inflow port 6, enters the solution cavity 1, the motor 3 starts to drive the stirring shaft 2 to rotate and stir, when the solution level is higher than the floating ball 4, the floating ball 4 is acted by buoyancy force, so that the connecting rod 5 moves upwards, the buoyancy force applied by the density is larger through F floating ═ rho liquid ═ g ═ V row, therefore, when the concentration of the solution is higher, the floating ball 4 is acted by the buoyancy force, the connecting rod 5 moves upwards, the pointer 8 is driven to move upwards on the concentration display box 9, the effect of monitoring the concentration in real time is achieved by observing the concentration display box 9, the connecting rod 5 simultaneously drives the metal block 10 to move upwards, when the metal block 10 contacts the metal seat 11, the electromagnetic valve 19 is opened, water is added for dilution, the degree of the upward movement of the metal block 10 on the metal seat 11 is controlled, and the opening and closing size of the electromagnetic valve 19 is controlled, the farther the slug 10 moves upward, the larger the opening of the solenoid valve 19 and the higher the dilution of the solution.

Meanwhile, the driving shaft 17 is electrified to work to drive the turntable 16 to rotate, so as to drive the connecting rod 15 to rotate, then drive the piston rod 14 to reciprocate, so as to extrude gas, the gas is filled into the solution cavity 1 through the one-way gas valve 18 to extrude the solution, so as to continuously supply materials for the printing gun 22, when the printing gun 22 is used for printing, the second toothed cylinder 24 is pushed, so that the second toothed cylinder 24 moves downwards along the long strip groove on the first toothed cylinder 25, the toothed notch at the front end of the second toothed cylinder 24 is meshed with the lug with the bevel angle at the front end on the rotating shaft 27, so that the rotating shaft 27 rotates a certain position leftwards, so that the lug with the bevel angle at the front end of the rotating shaft 27 is correspondingly meshed with the toothed shape at the front end of the first toothed cylinder 25, and the lug with the bevel angle at the front end of the rotating shaft 27 is clamped on the toothed notch of the first toothed cylinder 25, so as, when the printing gun 22 needs to be withdrawn, the second toothed cylinder 24 is pushed again, the toothed notch at the front end of the second toothed cylinder 24 is meshed with the convex block at the oblique angle at the front end of the rotating shaft 27 again, the rotating shaft 27 rotates leftwards for a certain position, the convex block at the oblique angle at the front end of the rotating shaft 27 corresponds to the long strip groove of the first toothed cylinder 25 in a clamped mode, the second spring 23 restores the original state, the printing gun 22 is pushed to move backwards, the printing gun 22 is withdrawn, and the operation process of the device is repeated.

In summary, in the ABS material extrusion apparatus for 3D printing, the higher the density, the higher the buoyancy applied thereto by the row of fpatage (ρ liquid × g × V), therefore, when the concentration of the solution is higher, the floating ball 4 is subjected to buoyancy force, the connecting rod 5 moves upwards to drive the pointer 8 to move upwards on the concentration display box 9, the concentration display box 9 is observed to achieve the effect of monitoring the concentration in real time, the connecting rod 5 simultaneously drives the metal block 10 to move upwards, when the slug 10 comes into contact with the metal seat 11, the solenoid valve 19 is opened, and water is added for dilution, by the degree of upward movement of the slug 10 on the metal seat 11, thereby controlling the opening and closing size of the electromagnetic valve 19, the farther the metal block 10 moves upwards, the larger the opening of the electromagnetic valve 19, the higher the dilution degree of the solution is, thereby achieving the effects of multiple functions, real-time concentration monitoring and concentration regulation. When the printing gun 22 needs to be retracted, the second toothed cylinder 24 is pushed again, the toothed notch at the front end of the second toothed cylinder 24 is meshed with the convex block with the oblique angle at the front end of the rotating shaft 27, the convex block with the oblique angle at the front end of the rotating shaft 27 is meshed with the toothed notch of the first toothed cylinder 25 again, the rotating shaft 27 is rotated for a certain position to the left, the convex block with the oblique angle at the front end of the rotating shaft 27 is correspondingly clamped with the long strip groove of the first toothed cylinder 25, the second spring 23 restores to the original state, the printing gun 22 is pushed to move back, and the printing gun 22 is retracted, thereby achieving the effect that the gun head is not easy to damage.

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 prints and uses ABS material extrusion device, includes solution chamber (1), its characterized in that: a stirring shaft (2) is arranged in the middle of the lower portion of the solution cavity (1), a motor (3) is rotatably connected to the lower side of the stirring shaft (2), a floating ball (4) is arranged inside the left side of the solution cavity (1), a connecting rod (5) is fixedly connected to the upper side of the floating ball (4), a flow inlet (6) is formed in the left side of the solution cavity (1), a moving rod (7) is fixedly connected to the left side of the connecting rod (5), a pointer (8) is fixedly connected to the left side of the moving rod (7), a concentration display box (9) is arranged on the outer side of the pointer (8), a metal block (10) is fixedly connected to the right side of the connecting rod (5), a metal seat (11) is arranged on the right side of the metal block (10), a first spring (12) is fixedly connected to the upper side of the connecting rod (5), a movable cavity (, the top end of the piston rod (14) is rotatably connected with a connecting rod (15), the right side of the connecting rod (15) is rotatably connected with a rotary table (16), the middle of the rotary table (16) is rotatably connected with a driving shaft (17), the lower side of the piston rod (14) is provided with a one-way air valve (18), the right side of the one-way air valve (18) is provided with an electromagnetic valve (19), the upper side of the electromagnetic valve (19) is fixedly connected with a water pipe (20), the right lower side of the solution cavity (1) is fixedly connected with a hose (21), the right side of the hose (21) is fixedly connected with a printing gun (22), the outside of the printing gun (22) is provided with a second spring (23), the upper side of the printing gun (22) is provided with a rotating shaft (27), the outside of the rotating shaft (27) is meshed with a first toothed cylinder (25), the upper side.

2. The ABS material extrusion device for 3D printing according to claim 1, wherein: and a concentration scale bar is arranged on the concentration display box (9).

3. The ABS material extrusion device for 3D printing according to claim 1, wherein: the left side of the printing gun (22) is provided with a round hole corresponding to the hose (21).

4. The ABS material extrusion device for 3D printing according to claim 1, wherein: the rotating shaft (27) is provided with a convex block with an oblique angle at the front end, the convex block is correspondingly meshed with the tooth-shaped gap at the front end of the second tooth-shaped cylinder (24), and the convex block on the rotating shaft (27) is correspondingly meshed with the tooth shape at the front end of the first tooth-shaped cylinder (25).

5. The ABS material extrusion device for 3D printing according to claim 1, wherein: the second toothed drum (24) is provided with a strip-shaped convex block, the strip-shaped convex block is correspondingly clamped with a strip groove on the first toothed drum (25), and the convex block on the rotating shaft (27) is correspondingly clamped with a strip groove on the first toothed drum (25).

6. The ABS material extrusion device for 3D printing according to claim 1, wherein: and a stirring rod is arranged on the outer side of the stirring shaft (2).