CN206733596U - A kind of continuous carbon fibre 3D printing device - Google Patents
A kind of continuous carbon fibre 3D printing device Download PDFInfo
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- CN206733596U CN206733596U CN201720407002.1U CN201720407002U CN206733596U CN 206733596 U CN206733596 U CN 206733596U CN 201720407002 U CN201720407002 U CN 201720407002U CN 206733596 U CN206733596 U CN 206733596U
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- spray chamber
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Abstract
The utility model discloses a kind of continuous carbon fibre 3D printing device.The device includes spray chamber, nozzle, filament, solution feed pump, resin container and laser；Wherein, spray chamber is the column structure with cavity, and spray chamber has first end and the second end, and the diameter of first end is more than the diameter at the second end；First end top is provided with first entrance, and the second end bottom exports provided with spray chamber, and the first end side surface is provided with second entrance, and second entrance forms three-port structure with first entrance and spray chamber outlet；The outlet connection of nozzle and spray chamber；Filament runs through spray chamber；Resin container is connected by flexible pipe with feed flow pump intake, and the outlet of solution feed pump and the second entrance of spray chamber connect；Second end of spray chamber is coated with heating coil, and the second end of spray chamber is additionally provided with support near nozzle, and support one end is fixedly connected with spray chamber, and the support other end is fixedly connected with collimating mirror；Laser is connected by optical fiber with collimating mirror.Device of the present utility model can realize quick continuous printing.
Description
Technical field
Material increasing field is the utility model is related to, relates more specifically to a kind of continuous carbon fibre 3D printing device.
Background technology
Increases material manufacturing technology is an emerging technology fast-developing in manufacture field, is referred to as " having the 3rd
The manufacturing technology of secondary industrial revolution important symbol meaning ", each Main Developed Countries are classified as the key technology of strategic development.Mesh
Before, increases material manufacturing technology relies on multiple ambit sophisticated technologies, in aeronautical and space technology, vehicle appliance manufacture production, biology
The fields such as medicine, food processing have obtained certain application.Compared with traditional manufacturing technology, the manufacture of increasing material manufacturing three-dimensional fast shaping
Technology eliminates the processing and manufacturing of product mold, so as to greatly shorten the lead time of product in time, improves life
Yield and reduction production cost.There is very big development potentiality in terms of economic benefit and prospect, according to international quick manufacturing
Authority's report《Wohlers Report 2011》The investigation result of issue shows that global 3D printing industry production value arrived in 1988
Increased between 2010 with 26.2% average annual speed.Address prediction, 3D printing industry future will still remain to be increased quickly
Long speed, to the year two thousand twenty, 5,200,000,000 dollars are up to comprising the industry gross output value including device fabrication and service.In the state of 2012
In the Developing trend of new technology investigation of border, 3D printing manufacturing technology ranks first.At present, existing increases material manufacturing technology also faces all
Many bottlenecks and exploration, therefore, it is necessary to further further investigate, expand its application field.
The fibre reinforced composites product printed using increases material manufacturing technology, not only possesses high intensity, high rigidity, matter
Measure the features such as light, and the distribution arrangement of fiber can be controlled, so as to control the performance of product.The increasing of fibre reinforced composites
Material manufacturing technology is either all significant in civilian or military affairs.For example, made using carbon fibre composite
Auto parts and components, lift automotive performance and reduce oil consumption；Carbon fibre composite product covers each of space flight optical remote sensor
Position, such as camera lens barrel, camera support, light shield, truss.Fast development and increases material manufacturing technology by printed material
Increasingly mature, the increases material manufacturing technology based on fibre reinforced composites will be applied to all trades and professions, promote manufacturing industry
It is fast-developing.
But current continuous fiber reinforced composite materials increases material manufacturing technology research is less, still in development, deposits
In problems.Such as resin can not be well into filament band inside, can not by each filament by resin-bonded one
Rise, so as to form cavity in printing inside workpiece, seriously reduce the mechanical property of workpiece, continuous fiber reinforced composite materials increase
Material plug easy to manufacture, so as to cause fiber can not wire vent or resin overflowed outward inside shower nozzle.Further, since general resin
Solidify slow, influence shaping speed.
Therefore, a kind of new device that can realize quick continuous printing carbon fiber of exploitation is badly in need of in this area.
Utility model content
The purpose of this utility model is to provide a kind of device suitable for continuous fiber reinforced composite materials increasing material manufacturing, can
To improve the bond effect of resin and fiber, and fast-curing resin, the printing speed of continuous fiber is realized.
In the utility model, the utility model provides a kind of continuous carbon fibre 3D printing device, and described device includes
Spray chamber, nozzle, filament, solution feed pump, resin container and laser；
Wherein, the spray chamber is the column structure with cavity, and the spray chamber has a first end and the second end, described first
The diameter at end is more than the diameter at second end；The first end top is provided with first entrance, and second end bottom is provided with spray
Chamber exports, and first end side surface is provided with second entrance, and the second entrance exports with the first entrance and the spray chamber
Connection, form a three-port structure；
The nozzle is connected with the outlet of the spray chamber；The filament runs through the spray chamber；
The resin container is connected by flexible pipe with the entrance of the solution feed pump, outlet and the spray chamber of the solution feed pump
Second entrance connects；
Second end of the spray chamber is coated with heating coil, second end of the spray chamber near the nozzle
Support is additionally provided with, one end of the support is fixedly connected with the spray chamber, and the other end of the support and a collimating mirror are fixed and connected
Connect；
The laser is connected by optical fiber with the collimating mirror.
The setting angle of the collimating mirror on the bracket cause from the collimating mirror project laser beam with it is described
Filament is aligned.
In another preference, sealing ring is provided with the first end of the spray chamber.
In another preference, before the first entrance of the spray chamber, the filament is provided with guide wheel.
The nozzle is made up of exotic material.
In another preference, the nozzle is made of ceramic materials.
In another preference, the nozzle is to be detachably connected with spray chamber.
In another preference, the solution feed pump is corrosion resistant liquid pump.
In another preference, the laser is the adjustable diode laser of laser power.
The sealing ring is made up of rubber type flexible material.
In a preference, the guide wheel is driving wheel.
In another preference, the guide wheel is driven pulley.
It should be understood that in the scope of the utility model, above-mentioned each technical characteristic of the present utility model and below (strictly according to the facts
Apply example) in specifically describe each technical characteristic between can be combined with each other, so as to form new or preferable technical scheme.Limit
In length, no longer tire out one by one state herein.
Brief description of the drawings
Fig. 1 is the structural representation of 3D printing device of the present utility model.
Respectively marked in accompanying drawing：
1- nozzles；2- heating coils；3- supports；4- spray chambers；5- sealing rings；6- guide wheels；7- flexible pipes；8- solution feed pumps；9- trees
Fat tank；10- lasers；11- optical fiber；12- collimating mirrors；13- laser beams；20- matrixes；30- filaments；91- first entrances；
92- spray chambers export；93- second entrances；41- first ends；The ends of 42- second.
Embodiment
The present inventor develops one kind and is applied to continuous fiber reinforced composite materials first by in-depth study extensively
The device of 3D printing.The device includes part, filament and the resins such as spray chamber, nozzle and laser and mixed in the spray chamber
Extruded afterwards from the nozzle, then with laser sintered.The spray chamber is externally provided with heating coil, to the filament in spray chamber and tree
Fat mixture is heated, and makes its infiltration mutually well.Using laser alignment nozzle, be heating and curing rapidly resin, realizes
Quick continuous printing.The utility model is completed on this basis.
Term
As used herein, term " increasing material manufacturing " refers to realizes manufacturing process by the method for the material that gradually adds up, also known as
" rapid prototyping manufacturing ", " 3D printing " or " entity freely manufactures ".
Herein, " top " and " bottom " is comparatively, to refer to device of the present utility model in working condition
Top or bottom.
Major advantage of the present utility model includes：
(a) device of the present utility model can realize that long fibre continuously prints, and have in carbon fiber lightweight field extensive
Purposes；
(b) device of the present utility model is more ripe by the way of thermosetting, and resin can infiltrate well with fiber,
The problem of avoiding thermoplastic resin and impermeable fiber infiltration；
(c) device of the present utility model is heating and curing using laser, realizes rapid curing, is advantageous to printing and is quickly entered
OK；
(d) device of the present utility model uses ceramic nozzle, advantageously reduces nozzle bore abrasion.
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.
It should be noted that in the claim and specification of this patent, such as first and second or the like relation
Term is used merely to make a distinction an entity or operation with another entity or operation, and not necessarily requires or imply
Any this actual relation or order be present between these entities or operation.Moreover, term " comprising ", "comprising" or its
Any other variant is intended to including for nonexcludability so that process, method, article including a series of elements or
Equipment not only includes those key elements, but also the other element including being not expressly set out, or also include for this process,
Method, article or the intrinsic key element of equipment.In the absence of more restrictions, wanted by what sentence " including one " limited
Element, it is not excluded that other identical element in the process including the key element, method, article or equipment also be present.
Embodiment
A kind of as shown in figure 1, typical carbon fiber 3D printing apparatus structure schematic diagram of the utility model.The device includes spray
Mouth 1, heating coil 2, support 3, spray chamber 4, solution feed pump 8, resin container 9, laser 10 and collimating mirror 12.
Spray chamber 4 includes the end 42 of first end 41 and second, and the diameter of first end 41 is more than the diameter at the second end 42；The spray chamber
For similar to three-port structure, spray chamber 4 has two entrances (first entrance 91, second entrance 93), a spray chamber exports 92, second
Entrance 93 is located at the side of first end 41, and 91 are provided with sealing ring 5 in the first entrance of spray chamber 4.Before the first entrance 91 of spray chamber 4
It is additionally provided with guide wheel 6.The outlet of solution feed pump 8 is connected with the second entrance 93 of spray chamber 4, and the import of solution feed pump 8 passes through flexible pipe 7 and resin
Tank 9 is connected, and the outlet 92 of spray chamber 4 is connected with nozzle 1, and heating coil 2 is arranged at the second end 42 of spray chamber 4, and support 3 is arranged at spray
Near mouth 1, collimating mirror 12 is fixed on support 3, and laser 10 is connected by optical fiber 11 with collimating mirror 12, from collimating mirror 12
The laser beam 13 of injection just aligned fibers silk 30.The nozzle is made of ceramic materials.
Filament 30 enters the first entrance 93 of spray chamber 4 by guide wheel 6, is then passed through sealing ring 5 and enters inside spray chamber 4, and
Resin from resin container 9, entered by the second entrance 93 of flexible pipe 7, solution feed pump 8 and spray chamber 4 inside spray chamber 4, resin and fibre
Dimension silk 30 fully infiltrates in spray chamber 4, under the heat effect of the heating coil 2 of the downside of spray chamber 4, accelerates the solidification of resin anti-
Should, when 30 extrusion nozzle 1 of resin and filament, by the irradiation of laser beam 13, resin solidification reaction aggravation, work as filament
During 30 arrival matrix 20, filament 30 is combined closely with matrix 20, and filament 30 is by the pulling force of matrix 20, and printing is constantly
Carry out.
In addition, it is to be understood that after above-mentioned instruction content of the present utility model has been read, those skilled in the art can be right
The utility model makes various changes or modifications, and these equivalent form of values equally fall within the model that the application appended claims are limited
Enclose.
Claims (10)
1. a kind of continuous carbon fibre 3D printing device, it is characterised in that described device includes spray chamber, nozzle, filament, feed flow
Pump, resin container and laser；
Wherein, the spray chamber is the column structure with cavity, and the spray chamber has first end and the second end, the first end
Diameter is more than the diameter at second end；The first end top is provided with first entrance, and second end bottom goes out provided with spray chamber
Mouthful, first end side surface is provided with second entrance, the second entrance and the first entrance and the spray chamber outlet,
Form a three-port structure；
The nozzle is connected with the outlet of the spray chamber；The filament runs through the spray chamber；
The resin container is connected by flexible pipe with the entrance of the solution feed pump, the outlet of the solution feed pump and the second of the spray chamber
Entrance connects；
Second end of the spray chamber is coated with heating coil, and second end of the spray chamber is additionally provided with branch near the nozzle
Frame, one end of the support are fixedly connected with the spray chamber, and the other end of the support is fixedly connected with a collimating mirror；
The laser is connected by optical fiber with the collimating mirror.
2. device as claimed in claim 1, it is characterised in that the setting angle of the collimating mirror on the bracket cause from
The laser beam that the collimating mirror projects is aligned with the filament.
3. device as claimed in claim 1, it is characterised in that sealing ring is provided with the first end of the spray chamber.
4. device as claimed in claim 1, it is characterised in that before the first entrance of the spray chamber, the fiber
Silk is provided with guide wheel.
5. device as claimed in claim 1, it is characterised in that the nozzle is made up of exotic material.
6. device as claimed in claim 1, it is characterised in that the nozzle is to be detachably connected with spray chamber.
7. device as claimed in claim 1, it is characterised in that the solution feed pump is corrosion resistant liquid pump.
8. device as claimed in claim 1, it is characterised in that the laser is the adjustable diode laser of laser power
Device.
9. device as claimed in claim 3, it is characterised in that the sealing ring is made up of rubber type flexible material.
10. device as claimed in claim 4, it is characterised in that the guide wheel is driving wheel or driven pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407002.1U CN206733596U (en) | 2017-04-18 | 2017-04-18 | A kind of continuous carbon fibre 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407002.1U CN206733596U (en) | 2017-04-18 | 2017-04-18 | A kind of continuous carbon fibre 3D printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206733596U true CN206733596U (en) | 2017-12-12 |
Family
ID=60560260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201720407002.1U Active CN206733596U (en) | 2017-04-18 | 2017-04-18 | A kind of continuous carbon fibre 3D printing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915079A (en) * | 2017-04-18 | 2017-07-04 | 中国科学院宁波材料技术与工程研究所 | A kind of continuous carbon fibre 3D printing device |
| CN110712366A (en) * | 2019-10-12 | 2020-01-21 | 西安交通大学 | Plasma and laser synergistic interface processing composite material 3D printing method |
-
2017
- 2017-04-18 CN CN201720407002.1U patent/CN206733596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106915079A (en) * | 2017-04-18 | 2017-07-04 | 中国科学院宁波材料技术与工程研究所 | A kind of continuous carbon fibre 3D printing device |
| CN110712366A (en) * | 2019-10-12 | 2020-01-21 | 西安交通大学 | Plasma and laser synergistic interface processing composite material 3D printing method |
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