CN209395265U - A kind of two head printers structure of 3D printer - Google Patents
A kind of two head printers structure of 3D printer Download PDFInfo
- Publication number
- CN209395265U CN209395265U CN201821750619.4U CN201821750619U CN209395265U CN 209395265 U CN209395265 U CN 209395265U CN 201821750619 U CN201821750619 U CN 201821750619U CN 209395265 U CN209395265 U CN 209395265U
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- print head
- head
- temperature
- power supply
- printing
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- 238000001125 extrusion Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 42
- 238000001816 cooling Methods 0.000 claims description 19
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000004429 Calibre Substances 0.000 claims description 3
- 238000007639 printing Methods 0.000 abstract description 45
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 description 14
- 238000001514 detection method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model discloses a kind of two head printers structures of 3D printer, including rack and the print platform being arranged on the rack, feeder and three-axis moving mechanism and the head mechanism being connect with three-axis moving mechanism, the head mechanism includes the temperature control print head for connecting the fixation sliding block of three-axis moving mechanism and being arranged on fixed sliding block, the temperature control print head includes temperature control equipment and the print head that connect with temperature control equipment, and the print head includes the first print head and the second print head.The utility model print head different using two bores, can effectively improve the printing effect of printer.Extrusion bore lesser printhead prints profile is used when printing, guarantee that printing object profile is fine and smooth, inside filling is then using the extrusion biggish printhead prints of bore to improve print speed, printing effect can be greatly promoted, the printing precision of object is not influenced simultaneously, particularly with printing large-sized object, effect is more obvious.
Description
Technical field
The utility model relates to 3D printing field more particularly to a kind of two head printers structures of 3D printer.
Background technique
3D printer is also known as three-dimensional printer, i.e. a kind of machine of rapid prototyping technology, it is a kind of digital model file
Based on, with adhesive materials such as powdery metal or plastics, constructs the technology of object by layer-by-layer printing, be
A kind of cumulative manufacturing technology is made by printing a layer of adhesive material three-dimensional object, the basic principle is that passing through handle
Data and raw material are put into 3D printer, and machine is made layer by layer according to the procedure, and the product printed, and
It can use immediately.3D printer is often used for modeling in fields such as mold manufacture, industrial designs in the past, now just gradually
For the direct manufacture of some products, it can be used for jewelry, footwear, industrial design, building, engineering and construction (AEC), automobile, boat
Empty space flight, dentistry and medical industries, education, GIS-Geographic Information System, civil engineering and many other fields.
Due to the speed of current 3D printer be not also quickly, when printing biggish object using 3D printer,
Generally require the time of several hours or even more than ten hour.In the condition of the filling of printing larger object and guarantee large scale
Under, this time may also want longer, need to further be improved.
Utility model content
The purpose of the utility model is to overcome problem above of the existing technology, provide a kind of double end of 3D printer
Printing mechanism, the utility model print head different using two bores, can effectively improve the printing effect of printer.It beats
Using the lesser printhead prints profile of bore is squeezed out when print, guarantee that printing object profile is fine and smooth, inside filling is then
Printing effect can be greatly promoted to improve print speed using the biggish printhead prints of bore are squeezed out, while not influencing object
Printing precision, particularly with printing large-sized object, effect is more obvious.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of two head printers structure of 3D printer, including rack and the print platform being arranged on the rack, batcher
Structure and three-axis moving mechanism and the head mechanism connecting with three-axis moving mechanism, the head mechanism include three axis of connection
The fixation sliding block of movement mechanism and the temperature control print head being arranged on fixed sliding block, the temperature control print head includes temperature control
Device and the print head connecting with temperature control equipment, the print head includes the first print head and the second print head, described
The extrusion for squeezing out bore and being greater than the first print head of second print head, first print head and the second print head are arranged side by side
On fixed sliding block, the temperature control equipment include controller and the first heating power supply connected to the controller, second plus
Thermoelectric generator, the first temperature sensor and second temperature sensor, first print head include the first heating power supply of connection and the
First heat block of one temperature sensor and the first trunnion and first jet being arranged on the first heat block；Described second dozen
Print head include connect the second heating power supply and second temperature sensor the second heat block and on the second heat block of setting
Aux. venturi and second nozzle.It adopting this technical solution, the print temperature of the first print head and the second print head can be controlled separately,
For printing different material silks；Section of first print head for the appearance profile of printing objects, the second print head is for printing
Fill the section in appearance profile.
Preferably, the extrusion bore of the first jet is set as 0.4mm；The extrusion bore of the second nozzle is
1.2mm。
Preferably, the bore of the first jet is provided in round, circular bore is arranged in 0.4mm；Described
The bore of two nozzles is set as rectangular, and rectangular lowest calibre is arranged in 1.2mm.It adopts this technical solution, first jet is used
In the appearance profile of printing objects, the second nozzle is for printing filling in appearance profile.
Preferably, first heat block and the second heat block are respectively arranged with temperature sensor fixing hole and nozzle peace
Fill hole, the surrounding of the nozzle mounting hole is provided with annular-heating circle, the annular-heating circle respectively with the first heating power supply and
The connection of second heating power supply.
Preferably, the side of first trunnion and aux. venturi is connect with fixed sliding block, the other side passes through the respectively
One heat block and the second heat block are connect with first jet and second nozzle.
Preferably, being each provided with radiating seat on the outside of first trunnion and aux. venturi, it is arranged on the radiating seat
There are several cooling fins, several cooling fins are connect with radiator, and the radiator is connect with controller.Using this technical side
Case is cooled down using radiator and cooling fin to trunnion, and reduce trunnion causes internal printing silk to melt in advance because of high temperature.
Preferably, the thickness of the cooling fin is set as being connect to thin, thin side with radiator by thickness.Using this
Technical solution, the gap between cooling fin and cooling fin are gradually reduced, and the wind that radiator is blown is blown to by gap
The surface of cooling fin facilitates fast cooling from two.
Preferably, the controller includes control circuit board and the microprocessor that is arranged in control circuit board, institute
It states microprocessor and passes through control circuit board and power supply, the first heating power supply, the second heating power supply, the first temperature sensor, second
Temperature sensor is connected with radiator.It adopts this technical solution, temperature sensor is used to detect the temperature of heat block, and will test
Temperature signal occur to microprocessor, the temperature signal of temperature and inner setting compares microprocessor based on the received,
When the signal of detection is greater than the temperature of internal setting, reduce the power cut-off of heating or electric current；When the temperature signal of detection
When less than the internal temperature being arranged, device heating power supply continues to be powered；Radiator is by the received temperature signal of microprocessor with interior
The temperature of the temperature of portion's setting compares, and starts when temperature signal is greater than the temperature of inner setting, lower than inner setting
It is closed when temperature.
Preferably, the microprocessor is provided with control system, the control system is for receiving the first temperature sensing
The temperature signal of device and/or second temperature sensor, and the temperature signal received is carried out with the temperature signal of inner setting
It compares, when the temperature signal received is greater than the temperature signal of inner setting, controls the first heating power supply and/or the second heating
The electric current of power supply reduces or power-off, makes the reduction of the temperature of the first heat block and/or the second heat block.
Preferably, the three-axis moving mechanism include be connected and fixed X-axis movement mechanism and the Y-axis movement mechanism of sliding block with
And the Z axis movement mechanism being connect with print platform.It adopts this technical solution, Z axis movement mechanism driving print platform moves up and down；
X-axis movement mechanism and Y-axis movement mechanism drive fixed sliding block all around to move.
Preferably, being respectively arranged with the charger of connection the first print head and the second print head on the fixed sliding block
Structure, the feeding mechanism include the driving wheel that the driven wheel of feed well side is arranged in and the feed well other side is arranged in, institute
The connection of driving wheel and driving motor is stated, the driving motor is connect with controller.Adopt this technical solution, by printing consumables from
It is inserted between driven wheel and driving wheel in feed well, is then inserted into trunnion；In actual use, it is controlled by controller
The revolving speed of each driving motor drives the driving wheel of connection, makes the consumptive material between driving wheel and driven wheel when driving motor rotates
It is moved into trunnion；Wherein, it is provided with the locating slot for connecting consumptive material on driving wheel and driven wheel, connection consumption is provided in locating slot
The rubber ring of material.
The beneficial effects of the utility model are: the print head that the utility model is different using two bores, it can be effective
Improve the printing effect of printer.Using the lesser printhead prints profile of bore is squeezed out when printing, guarantee printing object
Profile is fine and smooth, and inside filling using the biggish printhead prints of bore are squeezed out to improve print speed, can then greatly promote
Printing effect, while the printing precision of object is not influenced, particularly with printing large-sized object, effect is more obvious.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright.Specific embodiment of the present utility model is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 be the utility model relates to 3D printer structural schematic diagram；
Fig. 2 be the utility model relates to print head structure schematic diagram；
Fig. 3 be the utility model relates to printing objects structural schematic diagram.
Figure label explanation: 1, rack, 2, print platform, 3, feeder, 4, three-axis moving mechanism, 5, print head machine
Structure, 6, fixed sliding block, 7, temperature control print head, the 8, first print head, the 9, second print head, the 10, first heating power supply, 11, second
Heating power supply, the 12, first temperature sensor, 13, second temperature sensor, 14, annular-heating circle, 15, radiating seat, 16, heat dissipation
Device, 17, feeding mechanism, 18, consumptive material, 19, profile, 20, filler material, 401, X-axis movement mechanism, 402, shaft movement mechanism, 403, Z
Shaft movement mechanism, the 801, first heat block, the 802, first trunnion .803, first jet, the 901, second heat block, the 902, second larynx
Pipe, 903, second nozzle, 151, cooling fin, 171, feed well, 172, driven wheel, 173, driving wheel.
Specific embodiment
The utility model will be further described with reference to the accompanying drawing:
Referring to figs. 1 to shown in Fig. 3, a kind of two head printers structure of 3D printer, including rack 1 and be arranged in rack 1
On print platform 2, feeder 3 and three-axis moving mechanism 4 and the head mechanism 5 that is connect with three-axis moving mechanism 4, institute
State the fixation sliding block 6 that head mechanism 5 includes connection three-axis moving mechanism 4 and the temperature control printing being arranged on fixed sliding block 6
First 7, the temperature control print head 7 includes temperature control equipment and the print head connecting with temperature control equipment, the print head
Including the first print head 8 and the second print head 9, the extrusion for squeezing out bore and being greater than the first print head 8 of second print head 9
Mouthful, first print head 8 and the second print head 9 are disposed side by side on fixed sliding block 6, and the temperature control equipment includes control
Device and the first heating power supply 10 connected to the controller, the second heating power supply 11, the first temperature sensor 12 and second temperature
Sensor 13, first print head 8 include the first heat block of connection the first heating power supply 10 and the first temperature sensor 12
801 and the first trunnion 802 and first jet 803 that are arranged on the first heat block 801；Second print head 9 includes connecting
Connect the second heating power supply 11 and second temperature sensor 13 the second heat block 901 and with setting the second heat block 901 on
Aux. venturi 902 and second nozzle 903.It adopts this technical solution, the print temperature of the first print head 8 and the second print head 9 can
Individually control, for printing different consumptive materials；Wherein, the first print head 8 is fine print head, is cut for each layer of printing objects
The profile (including top layer and bottom) in face；Second print head 9 is filling print head, each for printing speed filler body
Section in layer profile, also, the center of the centre distance second nozzle 903 of first jet 803 is set as 15mm, when in use
The distance of compensation can be set by computer software.
Preferably, the extrusion bore of the first jet 803 is set as 0.4mm；The extrusion of the second nozzle 903
Diameter is 1.2mm.It adopts this technical solution, helps to improve print speed, reduce the print time.
Preferably, the bore of the first jet 803 is provided in round, circular bore is arranged in 0.4mm；It is described
The bore of second nozzle 903 is set as rectangular, and rectangular lowest calibre is arranged in 1.2mm.It adopts this technical solution, the first spray
Mouth is used for the appearance profile of printing objects, and the second nozzle is for printing filling in appearance profile.
Preferably, first heat block 801 and the second heat block 901 be respectively arranged with temperature sensor fixing hole and
Nozzle mounting hole, the surrounding of the nozzle mounting hole are provided with annular-heating circle 14, and the annular-heating circle 14 is respectively with first
Heating power supply 10 and the connection of the second heating power supply 11.
Preferably, the side of first trunnion 802 and aux. venturi 902 is connect with fixed sliding block 6, other side difference
It is connect by the first heat block 801 and the second heat block 901 with first jet 803 and second nozzle 903.
Preferably, the outside of first trunnion 802 and aux. venturi 902 is each provided with radiating seat 15, the heat dissipation
Several cooling fins 151 are provided on seat 15, several cooling fins 151 are connect with radiator 16, the radiator 16 and control
Device connection processed.It adopts this technical solution, is cooled down using radiator and cooling fin to trunnion, reducing trunnion because of high temperature leads to inside
Printing silk melt in advance.
Preferably, the thickness of the cooling fin 151 is set as being connect to thin, thin side with radiator 16 by thickness.
It adopts this technical solution, the gap between cooling fin and cooling fin is gradually reduced, and the wind that radiator is blown passes through seam
Gap blows to the surface of cooling fin, facilitates fast cooling from two.
Preferably, the controller includes control circuit board and the microprocessor that is arranged in control circuit board, institute
It states microprocessor and passes through control circuit board and power supply, the first heating power supply 10, the second heating power supply 11, the first temperature sensor
12, second temperature sensor 13 and radiator 16 connect.It adopts this technical solution, temperature sensor is used to detect the temperature of heat block
Degree, and the temperature signal that will test occurs to microprocessor, microprocessor based on the received believe by temperature and the temperature of inner setting
It number compares, when the signal of detection is greater than the temperature of internal setting, reduces the power cut-off of heating or electric current；Work as detection
Temperature signal when being less than the temperature of internal setting, device heating power supply continues to be powered；Radiator passes through the received temperature of microprocessor
Degree signal is compared with the temperature of the temperature of inner setting, is started when temperature signal is greater than the temperature of inner setting, is lower than
It is closed when the temperature of inner setting.
Preferably, the microprocessor is provided with control system, the control system is for receiving the first temperature sensing
The temperature signal of device 12 and/or second temperature sensor 13, and by the temperature signal received with the temperature signal of inner setting
It is compared, when the temperature signal received is greater than the temperature signal of inner setting, controls the first heating power supply 10 and/or the
The electric current of two heating power supplies 11 reduces or power-off, makes the reduction of the temperature of the first heat block 801 and/or the second heat block 901.
Preferably, the three-axis moving mechanism 4 includes being connected and fixed X-axis movement mechanism 401 and the Y-axis movement of sliding block 6
Mechanism 402 and the Z axis movement mechanism 403 being connect with print platform 2.It adopts this technical solution, the driving printing of Z axis movement mechanism
Platform moves up and down；X-axis movement mechanism and Y-axis movement mechanism drive fixed sliding block all around to move.
Preferably, being respectively arranged with the charging of connection the first print head 8 and the second print head 9 on the fixed sliding block 6
Mechanism 17, the feeding mechanism 17 include that the driven wheel 172 of 171 side of feed well is arranged in and is arranged another in feed well 171
The driving wheel 173 of side, the connection of the driving wheel 173 and driving motor, the driving motor are connect with controller.Using this
Printing consumables 18 is inserted between driven wheel 172 and driving wheel 173 from feed well 171, is then inserted by technical solution
In trunnion；In actual use, the revolving speed of each driving motor is controlled by controller, and the drive of connection is driven when driving motor rotates
Driving wheel 173 moves the consumptive material 18 between driving wheel 173 and driven wheel 172 into trunnion；Wherein, driving wheel 173 and driven wheel
It is provided with the locating slot of connection consumptive material 18 on 172, the rubber ring of connection consumptive material is provided in locating slot.
3D printer can be programmed realization automation manipulation by existing control chip and computer software when printing,
It can be Gcode code by stl file format conversion using computer software, for the profile of curve, software is to be divided into very
Multiple segments, according to layer height, wall thickness, speed, the slicing parameters such as temperature, for the code packet of generation corresponding to each segment
It includes: the amount of movement of X-axis, the amount of movement of Y-axis, extruder motor moving distance, velocity and acceleration etc..According to the section of printing objects
Shape marks off the shape of profile, and a filling region is marked off in profile；Profile is printed by the first print head, filling
Region is printed by the second print head.
Specific embodiment:
In actual use, in actual use, then the profile of the first printhead prints object layer cross section uses the
Two print heads fill the section in the printing objects profile, when completing layer cross section printing, restart next layer of printing,
Printing of the cycle operation until completing whole object.In addition, the packing material that the second print head is relatively inexpensive using material, facilitates
Save cost.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of two head printers structure of 3D printer, including rack (1) and the print platform (2) being arranged on rack (1),
Feeder (3) and three-axis moving mechanism (4) and the head mechanism (5) connecting with three-axis moving mechanism (4), feature exists
In: the head mechanism (5) includes that sliding block (6) are being fixed in the fixation sliding block (6) of connection three-axis moving mechanism (4) and setting
On temperature control print head (7), the temperature control print head (7) includes temperature control equipment and what is connect with temperature control equipment beat
Head is printed, the print head includes the first print head (8) and the second print head (9), and the extrusion bore of second print head (9) is big
Extrusion in the first print head (8), first print head (8) and the second print head (9) are disposed side by side on fixed sliding block (6)
On, the temperature control equipment includes controller and the first heating power supply connected to the controller (10), the second heating power supply
(11), the first temperature sensor (12) and second temperature sensor (13), first print head (8) include the first heating of connection
The first heat block (801) of power supply (10) and the first temperature sensor (12) and be arranged on the first heat block (801) the
One trunnion (802) and first jet (803)；Second print head (9) includes connection the second heating power supply (11) and the second temperature
Spend sensor (13) the second heat block (901) and with setting the second heat block (901) on aux. venturi (902) and second
Nozzle (903).
2. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: the first jet
(803) extrusion bore is set as 0.4mm；The extrusion bore of the second nozzle (903) is 1.2mm.
3. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: the first jet
(803) bore is provided in round, and circular bore is arranged in 0.4mm；The bore side of being set as of the second nozzle (903)
Shape, rectangular lowest calibre are arranged in 1.2mm.
4. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: first heat block
(801) and the second heat block (901) is respectively arranged with temperature sensor fixing hole and nozzle mounting hole, the nozzle mounting hole
Surrounding is provided with annular-heating circle (14), and the annular-heating circle (14) is electric with the first heating power supply (10) and the second heating respectively
Source (11) connection.
5. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: first trunnion
(802) it is connect with the side of aux. venturi (902) with fixed sliding block (6), the other side passes through the first heat block (801) and the respectively
Two heat blocks (901) are connect with first jet (803) and second nozzle (903).
6. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: first trunnion
(802) and on the outside of aux. venturi (902) it is each provided with radiating seat (15), is provided with several heat dissipations on the radiating seat (15)
Piece (151), several cooling fins (151) connect with radiator (16), and the radiator (16) connect with controller.
7. a kind of two head printers structure of 3D printer according to claim 6, it is characterised in that: the cooling fin
(151) thickness is set as being connect to thin, thin side with radiator (16) by thickness.
8. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: the controller includes
Control circuit board and the microprocessor being arranged in control circuit board, the microprocessor by control circuit board and power supply,
First heating power supply (10), the second heating power supply (11), the first temperature sensor (12), second temperature sensor (13) and heat dissipation
Device (16) connection.
9. a kind of two head printers structure of 3D printer according to claim 8, it is characterised in that: the microprocessor is set
It is equipped with control system, the control system is used to receive the first temperature sensor (12) and/or second temperature sensor (13)
Temperature signal, and the temperature signal received is compared with the temperature signal of inner setting, when the temperature signal received
Greater than inner setting temperature signal when, the electric current for controlling the first heating power supply (10) and/or the second heating power supply (11) reduces
Or power-off, make the reduction of the temperature of the first heat block (801) and/or the second heat block (901).
10. a kind of two head printers structure of 3D printer according to claim 1, it is characterised in that: the three-axis moving
Mechanism (4) includes the X-axis movement mechanism (401) and Y-axis movement mechanism (402) and and print platform for being connected and fixed sliding block (6)
(2) the Z axis movement mechanism (403) connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821750619.4U CN209395265U (en) | 2018-10-27 | 2018-10-27 | A kind of two head printers structure of 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821750619.4U CN209395265U (en) | 2018-10-27 | 2018-10-27 | A kind of two head printers structure of 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209395265U true CN209395265U (en) | 2019-09-17 |
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ID=67879028
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821750619.4U Expired - Fee Related CN209395265U (en) | 2018-10-27 | 2018-10-27 | A kind of two head printers structure of 3D printer |
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| CN (1) | CN209395265U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203472A (en) * | 2018-10-27 | 2019-01-15 | 泉州市联控自动化科技有限公司 | A kind of two head printers structure of 3D printer |
| WO2022016938A1 (en) * | 2020-07-20 | 2022-01-27 | 苏州美梦机器有限公司 | 3d printing system and method |
| EP4344857A1 (en) * | 2022-09-30 | 2024-04-03 | UBOT Technologies Sp. z o.o. | Fpd printer for high-speed 3d printing |
-
2018
- 2018-10-27 CN CN201821750619.4U patent/CN209395265U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203472A (en) * | 2018-10-27 | 2019-01-15 | 泉州市联控自动化科技有限公司 | A kind of two head printers structure of 3D printer |
| WO2022016938A1 (en) * | 2020-07-20 | 2022-01-27 | 苏州美梦机器有限公司 | 3d printing system and method |
| EP4344857A1 (en) * | 2022-09-30 | 2024-04-03 | UBOT Technologies Sp. z o.o. | Fpd printer for high-speed 3d printing |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190917 |