CN110181810A - A kind of 3D printing graphene composite material spray head of flow-controllable - Google Patents
A kind of 3D printing graphene composite material spray head of flow-controllable Download PDFInfo
- Publication number
- CN110181810A CN110181810A CN201910594123.5A CN201910594123A CN110181810A CN 110181810 A CN110181810 A CN 110181810A CN 201910594123 A CN201910594123 A CN 201910594123A CN 110181810 A CN110181810 A CN 110181810A
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- inner core
- lifting cover
- wall
- flow
- conveying
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- 238000010146 3D printing Methods 0.000 title claims abstract description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 19
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 239000007921 spray Substances 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 41
- 238000002844 melting Methods 0.000 claims abstract description 33
- 230000008018 melting Effects 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000452 restraining effect Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000003028 elevating effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000011160 polymer matrix composite Substances 0.000 description 3
- 229920013657 polymer matrix composite Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012767 functional filler Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/295—Heating elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
A kind of 3D printing graphene composite material spray head of flow-controllable of the present invention, including inner core and the lifting cover for being set on inner core and being moved along inner core axial direction；The upper end of inner core is cylindrical, and the lower end of inner core is in a circular table shape, and multiple conveying through-holes are uniformly provided on inner core, and one end of conveying through-hole is located at inner core upper surface, and the other end of conveying through-hole is located at the round table-like side-walls of inner core；Lifting cover upper end is provided with cylindrical cavity, and lifting cover lower end is provided with round table-like cavity, and lifting cover bottom end is provided with discharge port；There are certain intervals with inner core lower end outer wall for lifting cover lower end inner wall, when melting consumptive material from the outflow of conveying through-hole, it falls into the round table-like cavity tilt internal wall in lifting cover lower end, consumptive material will be melted by gravity to flow out from discharge port, when lifting cover is axially moved along inner core, gap between lifting cover lower end inner wall and inner core lower end outer wall changes, and the flow of melting consumptive material is flowed out in the flow of outflow melting consumptive material, final control from discharge port in control conveying through-hole.
Description
Technical field
The present invention relates to 3D printing field, the 3D printing graphene composite material spray head of specifically a kind of flow-controllable.
Background technique
The special two-dimentional honeycomb lattice monoatomic layer structure of graphene determines it with unique physical property, such as quality
Gently, large specific surface area, electrical and thermal conductivity are good, mechanical strength is high etc., therefore can be used as ideal structural and functional filler to make
Standby composite material.
3D printing is forming manufacture technique fast-developing in recent years, and be otherwise known as " increasing material manufacturing ".Compared to traditional
Subtract material manufacturing process, reduces the process of mold manufacture.The technology of this no mold freedom forming gets rid of space geometry and sets
The constraint of technique is counted, labyrinth can be designed and be transformed into physical product.
3D printing technique is combined with the preparation of graphene/polymer matrix composite, composite material may be implemented
Quickly be manufactured, manufacture the product of labyrinth.The addition of graphene, so that 3D printing product has better mechanical property
Energy and functional characteristic, while can also more easily prepare gradient distribution functional product.The mode that 3D printing simultaneously successively manufactures, suppression
It has made the large area of graphene in a polymer matrix to reunite, it is evenly dispersed to be more advantageous to realization.
Fused glass pellet is primarily adapted for use in the 3D printing of thermoplastic polymer, is a kind of most common 3D printing side
Formula.Graphene/polymer matrix composite as made from the modes such as melting mixing, solution mixing passes through the equipment systems such as extruder
At 3D printing wire rod, graphene/polymer matrix composite fused glass pellet can be carried out.
But the nozzle of the printer of existing fused glass pellet is fixed-size aperture, and it is big can not to adjust nozzle bore
It is small, when needing the nozzle using different pore size, it is necessary to replace nozzle, or even replace 3D printer, working efficiency is low.How
Melting flow of the consumptive material from discharge port can be controlled, researcher's urgent problem is become.
Summary of the invention
The technical problem to be solved by the present invention is how to control the melting rate of outflow of the consumptive material from discharge port；
To achieve the above object, the invention provides the following technical scheme:
The present invention is a kind of 3D printing graphene composite material spray head of flow-controllable, including feed unit, heating unit,
And the nozzle being connect with heating unit lower end surface；
Nozzle includes inner core and the lifting cover that is set on inner core and moves along inner core axial direction；
The upper end of inner core is cylindrical, and the lower end of inner core is in a circular table shape, is uniformly provided on inner core and wears convenient for melting consumptive material
The multiple conveying through-holes crossed, one end of conveying through-hole are located at inner core upper surface, and it is round table-like that the other end of conveying through-hole is located at inner core
Side-walls；Multiple conveying through-holes are arranged timely can flow to discharge port for melting consumptive material, prevent to block；Conveying is logical
The one end in hole is located at inner core upper surface and passes through convenient for melting consumptive material；The other end of conveying through-hole is located at the round table-like side-walls of inner core,
That is, the other end of conveying through-hole is in ellipticity, it is located at round table-like sloped sidewall.
Lifting cover upper end is provided with cylindrical cavity, and lifting cover lower end is provided with round table-like cavity, the setting of lifting cover bottom end
There is discharge port；
The internal diameter of lifting cover cylindrical cavity is consistent with inner core upper end cylindrical outer diameters, guarantees outside lifting cover fitting inner core
Wall；Equally, the profile of the round table-like cavity of lifting cover is consistent with the round table-like profile of inner core, and lifting cover lower end inner wall and inner core lower end
There are certain intervals for outer wall, when melting consumptive material from the outflow of conveying through-hole, fall into the round table-like cavity inclination in lifting cover lower end
At wall, consumptive material will be melted by gravity and flowed out from discharge port.
When lifting cover is moved axially upward along inner core, the upper end outer wall of lifting cover upper end inner wall fitting inner core is moved up, and is risen
It drops cover inner wall lower end and interior outer core lower gap distance is reduced；
When lifting cover is axially moved along inner core, the gap between lifting cover lower end inner wall and inner core lower end outer wall becomes
Change, the flow of melting consumptive material is flowed out in the flow of outflow melting consumptive material, final control from discharge port in control conveying through-hole；Work as lifting
When covering moved axially upward along inner core, the flow for flowing out melting consumptive material from discharge port is reduced；Conversely, when lifting cover is along inner core axial direction
When moving downward, the flow for flowing out melting consumptive material from discharge port increases.
How inner core and heating unit to be fixed, the present invention is provided with the first spiral shell by using inner core upper end outer wall is located at
Line, the technical solution that inner core is connect by the first screw thread with heating unit；
By the first screw thread by the internal screw thread of inner core precession heating unit lower end surface, to realize fixation.
Inner core is threadedly coupled stuck with heating unit in order to prevent, and the present invention uses the setting below the first screw thread limited
Position ring, stop collar are fixed at the technical solution on the outer wall of inner core；
By the way that stop collar is arranged, the lower end surface of the upper surface of stop collar and heating unit is offseted, inner core is prevented to be badly in need of rotation
Into, and be threadedly coupled with heating unit stuck.
How the elevating movement of lifting cover is realized, the present invention, which uses to be located at below stop collar, is provided with the second screw thread, and second
The screw-internal thread fit of screw thread and lifting cover；When rotating lifting cover, lifting cover is moved along inner core axes direction；It is gone up and down by rotation
Cover, so that elevating movement occur relative to inner core.
How to prevent melting consumptive material from entering the gap location that lifting cover is threadedly coupled with inner core, the present invention, which uses, is located at the second spiral shell
It is provided with sealing ring below line, sealing ring is fixed on the outer wall of inner core；When rotating lifting cover, sealing ring is prevented from defeated
The melting consumptive material of material through hole outflow flows into the gap at the second screw thread.
Beneficial effects of the present invention: the present invention is a kind of 3D printing graphene composite material spray head of flow-controllable, lifting
Cover lower end inner wall and inner core lower end outer wall when melting consumptive material and flowing out from conveying through-hole, are fallen into lifting cover there are certain interval
At the round table-like cavity tilt internal wall in lower end, consumptive material will be melted by gravity and flowed out from discharge port, when lifting cover is axially transported along inner core
When dynamic, the gap between lifting cover lower end inner wall and inner core lower end outer wall changes, outflow melting consumption in control conveying through-hole
The flow of melting consumptive material is flowed out in the flow of material, final control from discharge port.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is inner core of the present invention, lifting cover fit structure schematic diagram；
Fig. 3 is model core arrangement schematic diagram of the present invention；
Fig. 4 is lifting cover structural schematic diagram of the present invention；
Fig. 5 is inner core of the present invention, lifting cover cooperation sectional view；
In figure: 1- feed unit, 2- heating unit, 3- nozzle, 4- inner core, 5- lifting cover, 6- conveying through-hole, the first spiral shell of 7-
Line, 8- stop collar, the second screw thread of 9-, 10- sealing ring, 11- discharge port.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, the present invention is a kind of 3D printing graphene composite material spray head of flow-controllable, including feed unit
1, heating unit 2 and the nozzle 3 being connect with 2 lower end surface of heating unit；
As shown in Fig. 2, nozzle 3 includes inner core 4 and the liter for being set on inner core 4 and moving along 4 axial direction of inner core
Drop cover 5；
As shown in figure 3, the upper end of inner core 4 is cylindrical, the lower end of inner core is in a circular table shape, is uniformly provided with just on inner core 4
In multiple conveying through-holes 6 for passing through of melting consumptive material, one end of conveying through-hole 6 is located at 4 upper surface of inner core, conveying through-hole 6 it is another
End is located at the round table-like side-walls of inner core 4；Multiple conveying through-holes are arranged timely can flow to discharge port for melting consumptive material, prevent
Only block；One end of conveying through-hole is located at inner core upper surface and passes through convenient for melting consumptive material；The other end of conveying through-hole is located at
The round table-like side-walls of inner core, that is to say, that the other end of conveying through-hole is in ellipticity, is located at round table-like sloped sidewall.
As shown in figure 4,5 upper end of lifting cover is provided with cylindrical cavity, 5 lower end of lifting cover is provided with round table-like cavity, rises
5 bottom ends of drop cover are provided with discharge port 11；
The internal diameter of lifting cover cylindrical cavity is consistent with inner core upper end cylindrical outer diameters, guarantees outside lifting cover fitting inner core
Wall；Equally, the profile of the round table-like cavity of lifting cover is consistent with the round table-like profile of inner core, and lifting cover lower end inner wall and inner core lower end
There are certain intervals for outer wall, when melting consumptive material from the outflow of conveying through-hole, fall into the round table-like cavity inclination in lifting cover lower end
At wall, consumptive material will be melted by gravity and flowed out from discharge port.
If Fig. 5 shows, when lifting cover 5 is moved axially upward along inner core 4,5 upper end inner wall of lifting cover is bonded the upper end of inner core 4
Outer wall moves up, and 5 inner wall lower end of lifting cover and 4 outer wall lower gap distance of inner core are reduced；
When lifting cover is axially moved along inner core, the gap between lifting cover lower end inner wall and inner core lower end outer wall becomes
Change, the flow of melting consumptive material is flowed out in the flow of outflow melting consumptive material, final control from discharge port in control conveying through-hole；Work as lifting
When covering moved axially upward along inner core, the flow for flowing out melting consumptive material from discharge port is reduced；Conversely, when lifting cover is along inner core axial direction
When moving downward, the flow for flowing out melting consumptive material from discharge port increases.
As shown in figure 3, how to fix inner core and heating unit, the present invention is set by using 4 upper end outer wall of inner core is located at
It is equipped with the first screw thread 7, the technical solution that inner core 4 is connect by the first screw thread 7 with heating unit 2；
By the first screw thread by the internal screw thread of inner core precession heating unit lower end surface, to realize fixation.
As shown in figure 3, in order to prevent inner core be threadedly coupled with heating unit it is stuck, the present invention use be located at the first screw thread 7
Restraining position ring block 8 is arranged in lower section, and stop collar 8 is fixed at the technical solution on the outer wall of inner core 4；
By the way that stop collar is arranged, the lower end surface of the upper surface of stop collar and heating unit is offseted, inner core is prevented to be badly in need of rotation
Into, and be threadedly coupled with heating unit stuck.
As shown in figure 3, how to realize the elevating movement of lifting cover, the present invention, which uses to be located at below stop collar 8, is provided with the
Two screw threads 9, the screw-internal thread fit of the second screw thread 9 and lifting cover 5；When rotating lifting cover 5, lifting cover 5 is along 4 axis direction of inner core
Movement；By rotating lifting cover 5, so that elevating movement occur relative to inner core 4.
As shown in figure 3, how to prevent melting consumptive material from entering the gap location that lifting cover is threadedly coupled with inner core, the present invention is used
Sealing ring 10 is provided with below the second screw thread 9, sealing ring 10 is fixed on the outer wall of inner core 4；When rotation lifting cover 5
When, sealing ring 10 prevents the melting consumptive material flowed out from conveying through-hole 6 from flowing into the gap from the second screw thread 9.
The present invention is a kind of 3D printing graphene composite material spray head of flow-controllable, under lifting cover lower end inner wall and inner core
Holding outer wall, there are certain intervals, when melting consumptive material from the outflow of conveying through-hole, fall into the round table-like cavity inclination in lifting cover lower end
At inner wall, consumptive material will be melted by gravity and flowed out from discharge port, when lifting cover is axially moved along inner core, lifting cover lower end inner wall
Gap between inner core lower end outer wall changes, the flow of outflow melting consumptive material in control conveying through-hole, final control from
The flow of discharge port outflow melting consumptive material.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above 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 range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (5)
1. a kind of 3D printing graphene composite material spray head of flow-controllable, it is characterised in that include: including feed unit, heating
Unit and the nozzle being connect with the heating unit lower end surface；
The nozzle includes inner core and the lifting cover that is set on the inner core and moves along the inner core axial direction；
The upper end of the inner core is cylindrical, and the lower end of the inner core is in a circular table shape, is uniformly provided on the inner core convenient for molten
Melt multiple conveying through-holes that consumptive material passes through, one end of the conveying through-hole is located at the inner core upper surface, the conveying through-hole
The other end is located at the round table-like side-walls of the inner core；
The lifting cover upper end is provided with cylindrical cavity, and the lifting cover lower end is provided with round table-like cavity, the lifting cover
Bottom end is provided with discharge port；
When the lifting cover is moved axially upward along the inner core, lifting cover upper end inner wall is bonded the upper end of the inner core
Outer wall moves up, and lifting cover inner wall lower end and the interior outer core lower gap distance are reduced.
2. a kind of 3D printing graphene composite material spray head of flow-controllable according to claim 1, it is characterised in that: position
In the inner core upper end, outer wall is provided with the first screw thread, and the inner core is connect by first screw thread with the heating unit.
3. a kind of 3D printing graphene composite material spray head of flow-controllable according to claim 2, it is characterised in that: position
Restraining position ring block is set below first screw thread, and the stop collar is fixed on the outer wall of the inner core.
4. a kind of 3D printing graphene composite material spray head of flow-controllable according to claim 3, it is characterised in that: position
The second screw thread, the screw-internal thread fit of second screw thread and the lifting cover are provided with below the stop collar；
When rotating the lifting cover, the lifting cover is moved along the inner core axes direction.
5. a kind of 3D printing graphene composite material spray head of flow-controllable according to claim 4, it is characterised in that: position
It is provided with sealing ring below second screw thread, the sealing ring is fixed on the outer wall of the inner core；
When rotating the lifting cover, the sealing ring prevents the melting consumptive material flowed out from the conveying through-hole from flowing into described second
In gap at screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594123.5A CN110181810A (en) | 2019-07-03 | 2019-07-03 | A kind of 3D printing graphene composite material spray head of flow-controllable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910594123.5A CN110181810A (en) | 2019-07-03 | 2019-07-03 | A kind of 3D printing graphene composite material spray head of flow-controllable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110181810A true CN110181810A (en) | 2019-08-30 |
Family
ID=67724771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910594123.5A Pending CN110181810A (en) | 2019-07-03 | 2019-07-03 | A kind of 3D printing graphene composite material spray head of flow-controllable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110181810A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441292A (en) * | 2021-08-31 | 2021-09-28 | 江苏惠博机电科技股份有限公司 | Adjustable solid separation equipment and separation method |
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|---|---|---|---|---|
| CN203460360U (en) * | 2013-08-30 | 2014-03-05 | 常州轻工职业技术学院 | Injection mold product 3D (Three Dimensional) print system based on reverse engineering |
| CN104672402A (en) * | 2013-11-28 | 2015-06-03 | 比亚迪股份有限公司 | Conducting photosensitive resin for 3D printing and preparation method thereof |
| CN107175819A (en) * | 2017-07-27 | 2017-09-19 | 张玲玲 | A kind of flow automatic diameter changing 3D printing extruder head |
| CN107214958A (en) * | 2017-07-27 | 2017-09-29 | 张玲玲 | A kind of dual-caliber 3D printer shower nozzle |
| CN210336899U (en) * | 2019-07-03 | 2020-04-17 | 常州轻工职业技术学院 | 3D of controllable flow prints graphite alkene combined material shower nozzle |
-
2019
- 2019-07-03 CN CN201910594123.5A patent/CN110181810A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203460360U (en) * | 2013-08-30 | 2014-03-05 | 常州轻工职业技术学院 | Injection mold product 3D (Three Dimensional) print system based on reverse engineering |
| CN104672402A (en) * | 2013-11-28 | 2015-06-03 | 比亚迪股份有限公司 | Conducting photosensitive resin for 3D printing and preparation method thereof |
| CN107175819A (en) * | 2017-07-27 | 2017-09-19 | 张玲玲 | A kind of flow automatic diameter changing 3D printing extruder head |
| CN107214958A (en) * | 2017-07-27 | 2017-09-29 | 张玲玲 | A kind of dual-caliber 3D printer shower nozzle |
| CN210336899U (en) * | 2019-07-03 | 2020-04-17 | 常州轻工职业技术学院 | 3D of controllable flow prints graphite alkene combined material shower nozzle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441292A (en) * | 2021-08-31 | 2021-09-28 | 江苏惠博机电科技股份有限公司 | Adjustable solid separation equipment and separation method |
| CN113441292B (en) * | 2021-08-31 | 2021-11-12 | 江苏惠博机电科技股份有限公司 | Adjustable solid separation equipment and separation method |
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