CN211031229U

CN211031229U - Monochromatic/multicolor surface forming 3D printing head

Info

Publication number: CN211031229U
Application number: CN201921221221.6U
Authority: CN
Inventors: 陈昌祚; 徐寿杰; 潘英粤
Original assignee: Foshan Jiexun New Material Technology Co ltd
Current assignee: Foshan Jiexun New Material Technology Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-07-17
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a monochromatic/polychrome face shaping 3D beats printer head, including beating the printer head body, beat printer head body upper end and be provided with heating tank and feed inlet, the heating tank embeds there is heating device, beats printer head body lower extreme and is provided with smelting furnace groove and discharge gate, smelting furnace groove respectively with feed inlet, discharge gate intercommunication, the discharge gate is the rectangle discharge gate, the wire rod is sent into the feed inlet through extruder pressure, gets into the smelting furnace groove through the feed inlet, fills up the shaping of the rectangular discharge gate face of extrusion of pressure behind the smelting furnace groove. The utility model discloses print fastly, the shaping is effectual.

Description

Monochromatic/multicolor surface forming 3D printing head

Technical Field

The utility model relates to a 3D beats printer head, especially a monochromatic/polychrome face shaping 3D beats printer head.

Background

The existing 3D printer can realize 3D printing of advertisement words, but has the following defects: the 3D printer prints the advertisement word and prints layer by layer, the layer is piled up layer by layer, because the advertisement word has the condition of thin wall, unlike the condition that the model basically has few thin walls, one side basically comprises a plurality of lines, therefore, the speed of printing one layer of thin wall (about 1 mm) of the 3D printer prints the advertisement word is generally 40-60 mm/s, the time of printing one font is about 40-180 minutes, the printing speed is not as fast as 80-100 mm/s of the printing model, the speed of printing the advertisement word of the 3D printer is slow, most manufacturers always look forward, some manufacturers can only compensate the printing speed by the number of machines, and the investment of equipment manpower cost of the manufacturers is increased.

The 2.3D printer prints the advertisement words layer by layer, and then the model is formed by bonding layer by layer, and the overall bonding property of the finished product model is unstable due to poor interlayer bonding.

3. at present, advertising words 3D printer always uses P L A material (P L A raw material is starch), because the surface roughness that bonding and layer-by-layer pile caused between the layer is great, is more suitable indoor, but advertising words are mostly used in the open air, and when this material printing typeface was used in the open air, the high temperature in the open air leads to the typeface to appear the fracture problem easily, therefore, the material is restricted, and the application is restricted.

Disclosure of Invention

In order to overcome the defect that prior art exists, the utility model provides a print head is beaten to monochromatic/polychrome face shaping 3D that printing speed is fast, the shaping is effectual.

The utility model provides a technical scheme that its technical problem adopted is: monochromatic/polychrome face shaping 3D beats printer head, including beating the printer head body, beat printer head body upper end and be provided with heating tank and feed inlet, the heating tank embeds there is heating device, beats printer head body lower extreme and is provided with smelting pot groove and discharge gate, smelting pot groove respectively with feed inlet, discharge gate intercommunication, the discharge gate is rectangle discharge gate, the wire rod is sent into the feed inlet through extruder pressure, gets into the smelting pot groove through the feed inlet, fills up the smelting pot groove after the pressure extrude rectangle discharge gate formation face shaping.

According to the single-color/multi-color surface forming 3D printing head, the upper end of the melting furnace groove is communicated with the lower end of the feeding hole, and the side wall of the melting furnace groove is communicated with the discharging hole.

The single-color/multi-color surface forming 3D printing head is characterized in that the number of the feeding holes, the number of the melting furnace grooves and the number of the discharging holes are consistent, the feeding holes, the melting furnace grooves and the number of the discharging holes are all provided, the discharging holes are communicated, and finally the single-color/multi-color surface forming 3D printing head is extruded from one discharging hole to form surface forming.

Foretell monochromatic/polychrome face shaping 3D beats printer head, the feed inlet includes first feed inlet, second feed inlet and third feed inlet, the stove groove that melts includes first stove groove, second stove groove and third stove groove that melts, the discharge gate includes first discharge gate, second discharge gate and third discharge gate, and first stove groove communicates with first feed inlet and first discharge gate respectively, and second stove groove communicates with second feed inlet, second discharge gate respectively, and third stove groove communicates with third feed inlet, third discharge gate respectively, and third discharge gate, second discharge gate communicate with first discharge gate respectively to final whole forms extrudes from first discharge gate and forms the face shaping.

The single-color/multi-color surface forming 3D printing head has the first discharge opening with a size of 10mm by 1mm by 10 mm.

The mono-color/multi-color surface forming 3D printing head is characterized in that the melting furnace groove is cylindrical.

The single-color/multi-color surface forming 3D printing head is cylindrical.

The single-color/multi-color surface forming 3D printing head is characterized in that the heating device is a heating rod.

According to the monochromatic/multicolor surface forming 3D printing head, the top thread hole for fixing the heating device is formed in the upper end of the printing head body.

The single-color/multi-color surface forming 3D printing head is characterized in that the printing head body is in a T shape, and the upper end and the lower end of the printing head body are both cylinders.

The utility model has the advantages that: 1. the utility model provides a technical problem that print speed is slow. The utility model discloses change to use face forming technique, once extrude the layer height and be more than 30mm (beat the not discharge gate of co-altitude of length preparation that the printer head can be as required), speed is compared current 0.3mm layer height and has been 100 times faster, originally with 40 minutes fashioned typeface (the highest layer height of prior art 0.3mm, the majority is 0.1/0.2mm layer height), change to this and beat printer head back as long as 24 seconds, very big improvement print efficiency. The problem of low speed in the field is perfectly solved.

2. The utility model provides a poor problem of shaping effect. The structure has three or more layers of combination (can be changed according to the color of the wire rod, and finally achieves the surface forming effect of single color or multiple colors), smooth surface, seamless connection of materials (the temperature is still higher after the three layers of surfaces are formed after discharging, and the three layers of surfaces can be completely jointed into one surface), and greatly improved printing effect.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic diagram of a mono-color/multi-color surface forming 3D printing head of the present invention;

FIG. 2 is a cross-sectional view of the first embodiment of FIG. 1;

FIG. 3 is a sectional view of FIG. 1 illustrating the second configuration;

In the figure: 1. the printing head comprises a printing head body, 2. a heating groove, 3. a feeding hole, 31. a first feeding hole, 32. a second feeding hole, 33. a third feeding hole, 4. a smelting furnace groove, 41. a first smelting furnace groove, 42. a second smelting furnace groove, 43. a third smelting furnace groove, 5. a discharging hole, 51. a first discharging hole, 52. a second discharging hole, 53. a third discharging hole and 6. a top screw hole.

Detailed Description

As shown in fig. 1 to 3, a monochromatic/multi-color surface forming 3D printing head comprises a printing head body 1, a heating groove 2 and a feeding hole 3 are arranged at the upper end of the printing head body 1, a heating device is arranged in the heating groove 2, the heating device is a heating rod, a melting furnace groove 4 and a discharging hole 5 are arranged at the lower end of the printing head body 1, the upper end of the melting furnace groove 4 is communicated with the feeding hole 3, the side end of the melting furnace groove 4 is communicated with the discharging hole 5, the discharging hole 5 is a rectangular discharging hole, a wire is fed into the feeding hole 3 through the pressure of an extruder, enters the melting furnace groove 4 through the feeding hole 3, and is pressed to extrude the rectangular discharging hole to.

In this embodiment, the melting furnace tank 4 and the feed port 3 are cylindrical, the upper end of the melting furnace tank 4 is communicated with the lower end of the feed port 3, and the side wall of the melting furnace tank 4 is communicated with the discharge port 5.

In this embodiment, the feeding port 3, the melting furnace tank 4 and the discharging ports 5 are consistent in number and are all provided with a plurality of discharging ports 5, and the plurality of discharging ports 5 are communicated with each other and are finally extruded from one discharging port 5 to form surface molding.

In this embodiment, preferably, the feeding ports 3 include a first feeding port 31, a second feeding port 32 and a third feeding port 33, the furnace tank 4 includes a first furnace tank 41, a second furnace tank 42 and a third furnace tank 43, the discharging port 5 includes a first discharging port 51, a second discharging port 52 and a third discharging port 53, the first furnace tank 41 communicates with the first feeding port 31 and the first discharging port 51, the second furnace tank 42 communicates with the second feeding port 32 and the second discharging port 52, the third furnace tank 43 communicates with the third feeding port 33 and the third discharging port 53, the third discharging port 53 communicates with the first discharging port 51, the second discharging port 52 communicates with the first discharging port 51, and finally the whole is extruded from the first discharging port 51 to form a surface. Preferably, the first outlet 51 is 10mm by 1mm by 10mm, the second outlet 52 is 10mm by 1mm by 10mm, and the third outlet 53 is 10mm by 1mm by 10 mm. Preferably, the printing is 30mm high, for example, 60mm high may be changed to 10mm 1mm 20mm, and the second outlet 52 and the third outlet 53 are the same.

In this embodiment, the upper end of the print head body 1 is provided with a cap screw hole 6 for fixing the heating device.

In this embodiment, the printing head body 1 is in a T shape, and both the upper end and the lower end of the printing head body 1 are cylinders.

The utility model discloses the theory of operation: starting the heating rod to heat the whole printing head, feeding plastic materials (in a wire shape) from the first feeding hole 31, the second feeding hole 32 and the third feeding hole 33, respectively feeding the plastic materials into the first melting furnace groove 41, the second melting furnace groove 42 and the third melting furnace groove 43 through the extruder under pressure to heat the plastic materials (namely, the materials enter the first melting furnace groove 41 from the first feeding hole 31, enter the second melting furnace groove 42 from the second feeding hole 32 and enter the third melting furnace groove 43 from the third feeding hole 33), extruding the plastic materials into the first discharging hole 51, the second discharging hole 52 and the third discharging hole 53 under pressure after filling the first melting furnace groove 41, the second melting furnace groove 42 and the third melting furnace groove 43 (namely, extruding the first melting furnace groove 41 into the first discharging hole 51, extruding the second melting furnace groove 42 into the second discharging hole 52, extruding the third melting furnace groove 43 into the third discharging hole 53), and feeding the plastic materials into the first discharging hole 51, the second discharging hole 52 and the third discharging hole 53, The rectangular discharge port structure of the third discharge port 53 is internally extruded into a plane, and finally, the rectangular discharge ports of the first discharge port 51 are jointly extruded. A thin-wall model with the height of 3cm is printed, the layer height of the prior art is 0.3mm, and the walking is performed 100 times. The utility model discloses a face shaping, three rectangle 10mm 1mm 10mm discharge gate (the discharge gate can set up a plurality ofly as required and arbitrary size) will pass through the material extrusion one face, once extrude the face of 3cm height, only need walk 1 time. Theoretical speed is 100 times fast (prior art need print 100 layers and can accomplish and print, and this patent need print 1 layer and accomplish and print, and theoretical speed is 100 times), and every layer ejection of compact height can be adjusted, and the shaping is effectual (face direct forming, and the surface is smooth, and the adhesion is strong). The universal property is adopted, the production efficiency is improved, the yield is high, and the cost is saved.

The material is still in a high elastic state after being extruded from the first discharge port 51, the second discharge port 52 and the third discharge port 53, and the materials of the three discharge ports 5 can be combined with each other by utilizing the gravity of the material to finally form a synthetic surface. The color of the wire can be changed, so that the wire is finally molded into multiple colors or single color. The rectangular discharge ports of the first discharge port 51, the second discharge port 52 and the third discharge port 53 can be manufactured into discharge ports with different sizes and different quantities according to actual use conditions, so that more colors and more heights can be adjusted.

The utility model provides a technical problem that print speed is slow. This structure changes to face forming technique, once extrude the layer height and be more than 3cm (beat the not discharge gate 5 of co-altitude of length preparation and 4 discharge gates of smelting pot groove of printer head as required), print 3cm layer height equally, prior art will print 100 layers (every layer 0.3mm), this patent will beat 1 layer (every layer 30mm) and has been 100 times faster, originally with 40 minutes fashioned typeface (the highest layer height 0.3mm of prior art, the majority is 0.1/0.2mm layer height), change to this and beat printer head back as long as 24 seconds, very big improvement print efficiency. The problem of low speed in the field is perfectly solved.

The utility model provides a poor problem of shaping effect. The structure has three or more layers of combination (can be changed according to the color of the wire rod, and finally achieves the surface forming effect of single color or multiple colors), the surface is smooth, the materials are also in seamless connection (except the three layers of combination positions), and the printing effect is greatly improved.

The utility model discloses the effect that the profile shaping reaches:

(1) The problem of current typeface shaping of printing poor is solved. Deformation can be caused when high temperature is met, and the printing characters in the prior art have high water absorption and are easy to have bubbles. The dough is formed at the discharge port 5, and the materials are fully combined, so that all the problems can not be caused.

(2) The problem of poor outdoor adhesion is solved. When the printing is carried out layer by layer, the adhesion degree between materials is poor, and the adhesion is poor when the number of layers is larger. Finally, the molding effect is poor. And the surface molding and integral bonding thoroughly solves the problem.

(3) Solve the model and stick up the limit. Outdoor material shrinkage is big, often in the successive layer is printed or after printing typeface corner perk lead to the model to scrap, and the face shaping is that the whole face is extruded, and intensity is printed than the successive layer and is high, greatly improves and sticks up the limit problem.

(4) The structure can improve the difficult problem of forming high molecular polymer (plastic), so that the material is not limited, and the application of the final finished product is wider.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. Monochromatic/polychrome face shaping 3D beats printer head, a serial communication port, including beating printer head body (1), it is provided with heating tank (2) and feed inlet (3) to beat printer head body (1) upper end, heating tank (2) embeds there is heating device, it is provided with smelting furnace groove (4) and discharge gate (5) to beat printer head body (1) lower extreme, smelting furnace groove (4) respectively with feed inlet (3), discharge gate (5) intercommunication, discharge gate (5) are the rectangle discharge gate, the wire rod is sent into feed inlet (3) through extruder pressure, get into smelting furnace groove (4) through feed inlet (3), fill up the shaping of the rectangular discharge gate formation face of pressure extrusion after smelting furnace groove (4).

2. The monochrome/multi-color surface forming 3D printing head according to claim 1, wherein the upper end of the melting furnace groove (4) is communicated with the lower end of the feeding hole (3), and the side wall of the melting furnace groove (4) is communicated with the discharging hole (5).

3. The monochrome/multicolor face forming 3D printing head according to claim 2, characterized in that the number of the feed ports (3), the melting furnace groove (4) and the number of the discharge ports (5) are the same, and a plurality of discharge ports (5) are provided and communicated with each other, and finally the face forming is formed by extruding from one discharge port (5).

4. The monochrome/multi-color surface forming 3D print head according to claim 2, wherein the feed port (3) comprises a first feed port (31), a second feed port (32) and a third feed port (33), the melter tank (4) comprises a first melter tank (41), a second melter tank (42) and a third melter tank (43), the discharge port (5) comprises a first discharge port (51), a second discharge port (52) and a third discharge port (53), the first melter tank (41) is respectively communicated with the first feed port (31) and the first discharge port (51), the second melter tank (42) is respectively communicated with the second feed port (32) and the second discharge port (52), the third melter tank (43) is respectively communicated with the third feed port (33) and the third discharge port (53), the third discharge port (53) and the second discharge port (52) are respectively communicated with the first discharge port (51), and finally the whole is extruded from the first discharge port (51) to form a surface molding.

5. The monochrome/polychrome surface-patterned 3D printhead according to claim 4, characterised in that said first outlet orifice (51) has dimensions of 10mm x 1mm x 10 mm.

6. The monochrome/polychrome profiled 3D print head according to claim 1, characterised in that the melter slot (4) is cylindrical.

7. Mono/polychrome/multi-surface profiled 3D print head according to claim 1, characterised in that the feed opening (3) is cylindrical.

8. The monochrome/multi-color face molding 3D printhead of claim 1, wherein the heating device is a heater bar.

9. The monochrome/polychrome surface-patterned 3D printhead according to claim 1, characterised in that the upper end of the printhead body (1) is provided with a terminal hole (6) for fixing the heating means.

10. The monochrome/multiflour face forming 3D print head according to claim 1, characterised in that the print head body (1) is T-shaped, the upper and lower ends of the print head body (1) being cylindrical.