CN106915074A - A kind of 3D printing shower nozzle for preventing material leakage - Google Patents
A kind of 3D printing shower nozzle for preventing material leakage Download PDFInfo
- Publication number
- CN106915074A CN106915074A CN201710137062.0A CN201710137062A CN106915074A CN 106915074 A CN106915074 A CN 106915074A CN 201710137062 A CN201710137062 A CN 201710137062A CN 106915074 A CN106915074 A CN 106915074A
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- Prior art keywords
- feed pipe
- connecting tube
- nozzle
- shower nozzle
- feeding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
Abstract
The present invention relates to a kind of 3D printing shower nozzle for preventing material leakage, including nozzle, first connecting tube, heating arrangements, second connecting tube, cooling mechanism, 3rd connecting tube, feeding mechanism and anti-overflow mechanism, heating arrangements include heat block and the conveying unit and thermostat unit that are arranged on heat block, conveying unit includes tapping channel and four feeding-passages, cooling mechanism includes heat dissipation tank and radiating tube, feeding mechanism includes material feeding box, feed pipe, drive component and compression assemblies, anti-overflow mechanism includes the second motor, leading screw and regulating block, this prevents the 3D printing shower nozzle of material leakage, four kinds of different raw materials can simultaneously be imported, cooling mechanism can effectively prevent the heat transfer of heat block to radiating tube, had some setbacks problem so as to prevent material solution to be back to the charging caused in radiating tube.Feeding mechanism can on demand import plurality of raw materials.Anti-overflow mechanism can prevent print two independent monomers when because between two independent monomers caused by nozzle material leakage occur wire drawing phenomenon.
Description
Technical field
The present invention relates to 3D printing field, more particularly to a kind of 3D printing shower nozzle for preventing material leakage.
Background technology
3D printing (3DP) is one kind of rapid shaping technique, and it is a kind of based on mathematical model file, with powder
Shape metal or plastics etc. can jointing material, come the technology of constructed object by way of successively printing.
It is many weak points that existing 3D printer is deposited, including bottom alice problem, model different piece is inclined
There is hollow problem, model overhanging portion sagging problem and wire drawing problem etc. in shifting problem, model surface.Wherein wire drawing problem is several
All exist in the 3D printer of all brands, wire drawing phenomenon always occurs when adjacent absolute construction is printed, it is existing
3D printer introduces pumpback mechanism, but only has the donor center in nozzle to retract when raw material thread is drawn back in pumpback mechanism,
And the general volume of nozzle is larger, therefore the raw material of surrounding can be leaked inevitably.
The content of the invention
The technical problem to be solved in the present invention is：In order to overcome the deficiencies in the prior art, there is provided a kind of 3D for preventing material leakage
Printing head.
The technical scheme that solve problem of the present invention is used is：A kind of 3D printing shower nozzle for preventing material leakage, including nozzle,
One connecting tube, heating arrangements, the second connecting tube, cooling mechanism, the 3rd connecting tube, feeding mechanism and anti-overflow mechanism；
The top of the nozzle is connected by the first connecting tube with the bottom of heating arrangements, and the top of the heating arrangements leads to
Cross the second connecting tube to be connected with the bottom of cooling mechanism, the top of the cooling mechanism is by the 3rd connecting tube and feeding mechanism
Bottom is connected, and one end of the anti-overflow mechanism is located in cooling mechanism, and the heated mechanism of the other end of the anti-overflow mechanism stretches into
In nozzle；
The heating arrangements include heat block and the conveying unit and thermostat unit that are arranged on heat block；
The conveying unit includes tapping channel and four feeding-passages, and the upper surface of the heat block is provided with four chargings
Mouthful, the lower surface of the heat block is provided with discharging opening, and the tapping channel is vertically arranged, and the tapping channel connects with discharging opening
Logical, one end of the feeding-passage is connected with charging aperture, and the other end of the feeding-passage is connected with tapping channel, it is each described in enter
Material passage is uniformly distributed in the periphery of tapping channel, and the discharging opening is connected by the first connecting tube with nozzle；
The cooling mechanism includes heat dissipation tank and radiating tube, and the radiating tube is vertically arranged, and the radiating tube passes through radiating
Case, the radiating tube and the second connecting tube have four, and the radiating tube is connected by the second connecting tube with charging aperture；
The feeding mechanism includes material feeding box, feed pipe, drive component and compression assemblies, and the feed pipe is vertically arranged,
The feed pipe passes through material feeding box, and the bottom that the feed pipe and the 3rd connecting tube have four, the feed pipe passes through the 3rd
Connecting tube is connected with the top of radiating tube, and the feed pipe is connected with radiating tube, and the drive component and compression assemblies are respectively positioned on
In material feeding box, the compression assemblies have four, and each compression assemblies are uniformly distributed in the periphery of drive component, the drive component and
Respectively positioned at the both sides of feed pipe, one end of the drive component is located in feed pipe compression assemblies, the drive component it is another
One end is located at outside feed pipe, and one end of the compression assemblies is located in feed pipe, and the other end of the compression assemblies is located at charging
Pipe is outer；
The drive component includes the first motor, worm and worm wheel, and first motor is arranged on the inner bottom of material feeding box
On face, the output shaft of first motor is set straight up, and the worm screw is coaxially disposed with the output shaft of the first motor, described
Worm gear has four, each worm gear the periphery of worm screw be uniformly distributed and and worm engaging, one end of the worm gear is stretched into feed pipe；
The compression assemblies include cylinder and extrusion, and the output shaft of the cylinder is horizontally disposed with, the output of the cylinder
Axle is connected with extrusion, and one end of the extrusion is stretched into feed pipe, and the extrusion is with worm gear just to setting；
The anti-overflow mechanism includes the second motor, leading screw and regulating block, and second motor is arranged in heat dissipation tank, described
The output shaft of the second motor is set straight down, and one end of the leading screw is coaxially disposed with the output shaft of the second motor, the silk
The other end of thick stick is stretched into tapping channel, and one end of the regulating block is located in heat block, and the other end of the regulating block is through the
One connecting tube is stretched into nozzle, and the regulating block is matched with tapping channel, regulating block be provided with first through hole and several second
Through hole, the first through hole is vertically arranged, and the first through hole is provided with internal thread, and the first through hole is matched with leading screw, described
Leading screw is located in first through hole, and second through hole is vertical through hole.
Preferably, the heating-up temperature in order to adjust heat block on demand, the thermostat unit includes heater and temperature
Degree sensor.
Preferably, the measurement range in order to improve temperature sensor, the temperature sensor is electric thermo-couple temperature sensing
Device.
Preferably, the stability in order to improve charging, the extrusion includes U-board, rotating shaft and pressure roller, the U-shaped
The two ends of plate are connected by rotating shaft, and the pressure roller is set in rotating shaft, the pressure roller with worm gear just to setting, the cylinder it is defeated
Shaft is connected with the convex surface of U-board.
Preferably, in order to improve radiating tube heat-sinking capability, some radiating fins are uniformly provided with the outer wall of the radiating tube
Piece.
Preferably, the radiating efficiency in order to further improve radiating fin, the making material of the radiating fin is aluminium
Alloy.
Preferably, the heat-sinking capability in order to improve heat dissipation tank, the heat dissipation tank side is provided with air inlet, the heat dissipation tank
Opposite side be provided with air outlet.
Preferably, in order to further radiate, the outside of the air inlet is provided with fan.Fan can be blown away in heat dissipation tank
Heat.
Preferably, in order to improve thermal conductivity, the making material of the nozzle is copper.
Preferably, for precise control motor, first motor and the second motor are servomotor.
The beneficial effects of the invention are as follows simultaneously this is prevented, and the 3D printing sprinkler design of material leakage is ingenious, and feasibility is high, can lead
Enter four kinds of different raw materials, cooling mechanism can effectively prevent the heat transfer of heat block to radiating tube, so as to prevent raw material molten
Liquid is back in radiating tube, influence charging.Feeding mechanism can on demand import one or more raw material.Anti-overflow mechanism can prevent
Because the wire drawing phenomenon occurred between two independent monomers caused by nozzle material leakage during two independent monomers of printing.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural representation of 3D printing shower nozzle for preventing material leakage of the invention.
Fig. 2 is a kind of top view of the feeding mechanism of 3D printing shower nozzle for preventing material leakage of the invention.
Fig. 3 is a kind of top view of the regulating block of 3D printing shower nozzle for preventing material leakage of the invention.
Fig. 4 is a kind of structural representation of the extrusion of 3D printing shower nozzle for preventing material leakage of the invention.
In figure：1. nozzle, 2. the first connecting tube, 3. the second connecting tube, 4. the 3rd connecting tube, 5. heat block, 6. discharges logical
Road, 7. feeding-passage, 8. heat dissipation tank, 9. radiating tube, 10. material feeding box, 11. feed pipes, 12. first motors, 13. worm screws, 14. snails
Wheel, 15. cylinders, 16. second motors, 17. leading screws, 18. regulating blocks, 19. first through hole, 20. second through holes, 21. heaters,
22. temperature sensors, 23.U shape plates, 24. rotating shafts, 25. pressure rollers, 26. fans.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
As Figure 1-4, a kind of 3D printing shower nozzle for preventing material leakage, including nozzle 1, the first connecting tube 2, heating arrangements,
Second connecting tube 3, cooling mechanism, the 3rd connecting tube 4, feeding mechanism and anti-overflow mechanism；
The top of the nozzle 1 is connected by the first connecting tube 2 with the bottom of heating arrangements, the top of the heating arrangements
Connected with the bottom of cooling mechanism by the second connecting tube 3, the top of the cooling mechanism passes through the 3rd connecting tube 4 and charger
The bottom connection of structure, one end of the anti-overflow mechanism is located in cooling mechanism, the heated mechanism of the other end of the anti-overflow mechanism
Stretch into nozzle 1；
The heating arrangements include heat block 5 and the conveying unit and thermostat unit that are arranged on heat block 5；
The conveying unit includes tapping channel 6 and four feeding-passages 7, and the upper surface of the heat block 5 is provided with four
Charging aperture, the lower surface of the heat block 5 is provided with discharging opening, and the tapping channel 6 is vertically arranged, the tapping channel 6 with go out
Material mouth is connected, and one end of the feeding-passage 7 connects with charging aperture, and the other end and the tapping channel 6 of the feeding-passage 7 connect
Logical, each feeding-passage 7 is uniformly distributed in the periphery of tapping channel 6, and the discharging opening is by the first connecting tube 2 and nozzle 1
Connection；
The cooling mechanism includes heat dissipation tank 8 and radiating tube 9, and the radiating tube 9 is vertically arranged, and the radiating tube 9 is passed through
Heat dissipation tank 8, the connecting tube 3 of the radiating tube 9 and second has four, and the radiating tube 9 is connected by the second connecting tube 3 and charging aperture
It is logical；
The feeding mechanism includes material feeding box 10, feed pipe 11, drive component and compression assemblies, and the feed pipe 11 is vertical
Set, the feed pipe 11 passes through material feeding box 10, the connecting tube 4 of the feed pipe 11 and the 3rd has four, the feed pipe 11
Bottom be connected with the top of radiating tube 9 by the 3rd connecting tube 4, the feed pipe 11 is connected with radiating tube 9, the driving group
Part and compression assemblies are respectively positioned in material feeding box 10, and the compression assemblies have four, and each compression assemblies are equal in the periphery of drive component
Even distribution, the drive component and compression assemblies respectively positioned at the both sides of feed pipe 11, one end of the drive component be located at into
In expects pipe 11, the other end of the drive component is located at outside feed pipe 11, and one end of the compression assemblies is located in feed pipe 11,
The other end of the compression assemblies is located at outside feed pipe 11；
The drive component includes the first motor 12, worm screw 13 and worm gear 14, and first motor 12 is arranged on material feeding box
In 10 inner bottom surface, the output shaft of first motor 12 is set straight up, and the worm screw 13 is defeated with the first motor 12
Shaft is coaxially disposed, and the worm gear 14 has four, and each worm gear 14 is uniformly distributed and is engaged with worm screw 13, institute in the periphery of worm screw 13
Stretch into feed pipe 11 one end for stating worm gear 14；
The compression assemblies include cylinder 15 and extrusion, and the output shaft of the cylinder 15 is horizontally disposed with, the cylinder 15
Output shaft be connected with extrusion, one end of the extrusion is stretched into feed pipe 11, and the extrusion and worm gear 14 just pair are setting
Put；
The anti-overflow mechanism includes the second motor 16, leading screw 17 and regulating block 18, and second motor 16 is arranged on radiating
In case 8, the output shaft of second motor 16 is set straight down, the output shaft of one end of the leading screw 17 and the second motor 16
It is coaxially disposed, the other end of the leading screw 17 is stretched into tapping channel 6, one end of the regulating block 18 is located in heat block 5, institute
The other end for stating regulating block 18 is stretched into nozzle 1 through the first connecting tube 2, and the regulating block 18 is matched with tapping channel 6, regulating block
18 are provided with first through hole 19 and several second through holes 20, and the first through hole 19 is vertically arranged, and the first through hole 19 sets
There is internal thread, the first through hole 19 is matched with leading screw 17, the leading screw 17 is located in first through hole 19, second through hole 20
It is vertical through hole.
Preferably, the heating-up temperature in order to adjust heat block 5 on demand, the thermostat unit includes the He of heater 21
Temperature sensor 22.
Preferably, the measurement range in order to improve temperature sensor 22, the temperature sensor 22 is electric thermo-couple temperature
Sensor.
Preferably, the stability in order to improve charging, the extrusion includes U-board 23, rotating shaft 24 and pressure roller 25, institute
The two ends for stating U-board 23 are connected by rotating shaft 24, and the pressure roller 25 is set in rotating shaft 24, and the pressure roller 25 is just right with worm gear 14
Set, the output shaft of the cylinder 15 is connected with the convex surface of U-board 23.
Preferably, in order to improve the heat-sinking capability of radiating tube 9, some radiatings are uniformly provided with the outer wall of the radiating tube 9
Fin.
Preferably, the radiating efficiency in order to further improve radiating fin, the making material of the radiating fin is aluminium
Alloy.
Preferably, the heat-sinking capability in order to improve heat dissipation tank 8, the side of the heat dissipation tank 8 is provided with air inlet, the radiating
The opposite side of case 8 is provided with air outlet.
Preferably, in order to further radiate, the outside of the air inlet is provided with fan 26.Fan 26 can blow away radiating
Heat in case 8.
Preferably, in order to improve thermal conductivity, the making material of the nozzle 1 is copper.
Preferably, for precise control motor, the motor 16 of first motor 12 and second is servomotor.
This is prevented in the 3D printing shower nozzle of material leakage, and raw material thread enters from feed pipe 11, sequentially through the 3rd connecting tube 4,
Radiating tube 9, the second connecting tube 3, feeding-passage 7, the raw material after final fusing enter tapping channel 6, and from the of regulating block 18
In the flow nozzle 1 of two through hole 20.The operation principle of feeding mechanism is：First motor 12 drives worm screw 13 to rotate, and drives worm gear 14
Rotate, cylinder 15 promotes extrusion, make pressure roller 25 and worm gear 14 respectively with the both sides of raw material thread against by the rotation of worm gear 14
To import raw material thread.Cooling mechanism can be distributed the heat passed over from heat block 5 with most fast speed, prevent radiating tube 9
In pour in down a chimney raw material after fusing, so as to cause charging to have some setbacks.The operation principle of heating arrangements is：Raw material thread enters feeding-passage
Melted after 7, the solution after fusing is flowed into tapping channel 6, and by the through hole 20 on the regulating block 18 in tapping channel
Enter nozzle 1 afterwards.The operation principle of anti-overflow mechanism is：When two independent monomers are printed, one of monomer is first printed, when entering
During material, regulating block 18 is located at the lower section of feeding-passage 7 and the connectivity part of tapping channel 6, allow raw material from feeding-passage 7 swimmingly
In flowing into tapping channel 6, and through hole 20 from regulating block 18 flows out, and makes when another monomer is printed, in order to prevent
Wire drawing phenomenon, the second motor 16 drives leading screw 17 to rotate, and regulating block 18 rises, the outer wall of regulating block 18 by feeding-passage 7 with go out
Expect the connectivity part masking of passage 6, in raw material is continued to flow into tapping channel 6, at the same time, regulating block 18 rise when
Wait, it is located at the part in nozzle 1, can upwards draw high the raw material of the residual in nozzle 1, is asked so as to efficiently solve wire drawing
Topic.
Compared with prior art, this prevents that the 3D printing sprinkler design of material leakage is ingenious, and feasibility is high, can simultaneously import four
Different raw materials are planted, cooling mechanism can effectively prevent the heat transfer of heat block 5 to radiating tube 9, so as to prevent material solution
It is back in radiating tube 9, influence charging.Feeding mechanism can on demand import one or more raw material.Anti-overflow mechanism can prevent
Because the wire drawing phenomenon occurred between two independent monomers caused by nozzle material leakage during two independent monomers of printing.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (10)
1. a kind of 3D printing shower nozzle for preventing material leakage, it is characterised in that including nozzle (1), the first connecting tube (2), heating arrangements,
Second connecting tube (3), cooling mechanism, the 3rd connecting tube (4), feeding mechanism and anti-overflow mechanism；
The top of the nozzle (1) is connected by the first connecting tube (2) with the bottom of heating arrangements, the top of the heating arrangements
Connected with the bottom of cooling mechanism by the second connecting tube (3), the top of the cooling mechanism passes through the 3rd connecting tube (4) and enters
Expect the bottom connection of mechanism, one end of the anti-overflow mechanism is located in cooling mechanism, and the other end of the anti-overflow mechanism is heated
Mechanism is stretched into nozzle (1)；
The heating arrangements include heat block (5) and the conveying unit and thermostat unit that are arranged on heat block (5)；
The conveying unit includes tapping channel (6) and four feeding-passages (7), and the upper surface of the heat block (5) is provided with four
Individual charging aperture, the lower surface of the heat block (5) is provided with discharging opening, and the tapping channel (6) is vertically arranged, the tapping channel
(6) connected with discharging opening, one end of the feeding-passage (7) connects with charging aperture, the other end of the feeding-passage (7) with go out
Material passage (6) connection, each feeding-passage (7) is uniformly distributed in the periphery of tapping channel (6), and the discharging opening passes through first
Connecting tube (2) is connected with nozzle (1)；
The cooling mechanism includes heat dissipation tank (8) and radiating tube (9), and the radiating tube (9) is vertically arranged, the radiating tube (9)
Through heat dissipation tank (8), the radiating tube (9) and the second connecting tube (3) have four, and the radiating tube (9) is by the second connection
Pipe (3) is connected with charging aperture；
The feeding mechanism includes material feeding box (10), feed pipe (11), drive component and compression assemblies, and the feed pipe (11) is erected
To setting, the feed pipe (11) has four, institute through material feeding box (10), the feed pipe (11) and the 3rd connecting tube (4)
The bottom for stating feed pipe (11) is connected by the 3rd connecting tube (4) with the top of radiating tube (9), the feed pipe (11) with radiating
Pipe (9) connection, the drive component and compression assemblies are respectively positioned in material feeding box (10), and the compression assemblies have four, each extruding
Component is uniformly distributed in the periphery of drive component, the drive component and compression assemblies respectively positioned at the both sides of feed pipe (11),
One end of the drive component is located in feed pipe (11), and the other end of the drive component is located at feed pipe (11) outward, described
One end of compression assemblies is located in feed pipe (11), and the other end of the compression assemblies is located at feed pipe (11) outward；
The drive component include the first motor (12), worm screw (13) and worm gear (14), first motor (12) be arranged on into
In the inner bottom surface of hopper (10), the output shaft of first motor (12) is set straight up, the worm screw (13) and first
The output shaft of motor (12) is coaxially disposed, and the worm gear (14) has four, and each worm gear (14) is uniformly divided in the periphery of worm screw (13)
Cloth and engaged with worm screw (13), one end of the worm gear (14) is stretched into feed pipe (11)；
The compression assemblies include cylinder (15) and extrusion, and the output shaft of the cylinder (15) is horizontally disposed with, the cylinder
(15) output shaft is connected with extrusion, and one end of the extrusion is stretched into feed pipe (11), the extrusion and worm gear
(14) just to setting；
The anti-overflow mechanism includes the second motor (16), leading screw (17) and regulating block (18), and second motor (16) is arranged on
In heat dissipation tank (8), the output shaft of second motor (16) is set straight down, one end and second motor of the leading screw (17)
(16) output shaft is coaxially disposed, and the other end of the leading screw (17) is stretched into tapping channel (6), and the one of the regulating block (18)
End is located in heat block (5), and the other end of the regulating block (18) is stretched into nozzle (1) through the first connecting tube (2), the regulation
Block (18) is matched with tapping channel (6), and regulating block (18) is provided with first through hole (19) and several second through holes (20), described
First through hole (19) is vertically arranged, and the first through hole (19) is provided with internal thread, the first through hole (19) and leading screw (17)
Match somebody with somebody, in first through hole (19), second through hole (20) is vertical through hole to the leading screw (17).
2. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 1, it is characterised in that the thermostat unit includes adding
Hot device (21) and temperature sensor (22).
3. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 2, it is characterised in that the temperature sensor (22) is heat
Galvanic couple temperature sensor.
4. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 1, it is characterised in that the extrusion includes U-board
(23), rotating shaft (24) and pressure roller (25), the two ends of the U-board (23) are connected by rotating shaft (24), and the pressure roller (25) is arranged
In rotating shaft (24), the pressure roller (25) is with worm gear (14) just to setting, output shaft and the U-board (23) of the cylinder (15)
Convex surface connects.
5. the 3D printing shower nozzle for preventing material leakage as described in right wants 1, it is characterised in that on the outer wall of the radiating tube (9)
It is even to be provided with some radiating fins.
6. the 3D printing shower nozzle for preventing material leakage as described in right wants 5, it is characterised in that the making material of the radiating fin is
Aluminium alloy.
7. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 6, it is characterised in that heat dissipation tank (8) side is provided with
Air inlet, the opposite side of the heat dissipation tank (8) is provided with air outlet.
8. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 7, it is characterised in that the outside of the air inlet is provided with wind
Fan (26).
9. the 3D printing shower nozzle of material leakage is prevented as claimed in claim 1, it is characterised in that the making material of the nozzle (1)
It is copper.
10. the as claimed in claim 1 3D printing shower nozzle for preventing material leakage, it is characterised in that first motor (12) and the
Two motors (16) are servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137062.0A CN106915074B (en) | 2017-03-09 | 2017-03-09 | A kind of 3D printing spray head preventing material leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137062.0A CN106915074B (en) | 2017-03-09 | 2017-03-09 | A kind of 3D printing spray head preventing material leakage |
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| Publication Number | Publication Date |
|---|---|
| CN106915074A true CN106915074A (en) | 2017-07-04 |
| CN106915074B CN106915074B (en) | 2018-12-04 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710137062.0A Active CN106915074B (en) | 2017-03-09 | 2017-03-09 | A kind of 3D printing spray head preventing material leakage |
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| CN109014043A (en) * | 2018-07-23 | 2018-12-18 | 共享智能装备有限公司 | Single-direction and dual-direction sanding gear |
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| CN111660562A (en) * | 2020-05-13 | 2020-09-15 | 罗凡 | Three-dimensional shower nozzle device for printing |
| WO2021017415A1 (en) * | 2019-07-29 | 2021-02-04 | 华南理工大学 | Liquid material printhead for 3d printer |
| CN113059804A (en) * | 2021-02-19 | 2021-07-02 | 浙江工贸职业技术学院 | Multipurpose 3D printing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022245909A1 (en) * | 2021-05-19 | 2022-11-24 | Strata Advanced Manufacturing | Extrusion system for fused filament fabrication |
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| CN109676925A (en) * | 2019-01-16 | 2019-04-26 | 广西富乐科技有限责任公司 | Material feeding apparatus when a kind of 3D printer works |
| CN109676925B (en) * | 2019-01-16 | 2021-08-24 | 广西富乐科技有限责任公司 | Material feeding device for 3D printer during working |
| WO2021017415A1 (en) * | 2019-07-29 | 2021-02-04 | 华南理工大学 | Liquid material printhead for 3d printer |
| CN111660562A (en) * | 2020-05-13 | 2020-09-15 | 罗凡 | Three-dimensional shower nozzle device for printing |
| CN113059804A (en) * | 2021-02-19 | 2021-07-02 | 浙江工贸职业技术学院 | Multipurpose 3D printing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106915074B (en) | 2018-12-04 |
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Effective date of registration: 20191204 Address after: Room 1602, B1 Floor, Lijinxiu Jiangnan (West District), east of Gouyun Road, north of Yinhe No. 2 Road, Suzhou City, Anhui Province Patentee after: Suzhou Huiteng Intellectual Property Consulting Co., Ltd. Address before: Two, Nanan 362300 success zone, Fujian, Quanzhou Patentee before: Fujian fast selling Agel Ecommerce Ltd |
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