CN108748986A - A kind of carbon fiber 3D printing method - Google Patents
A kind of carbon fiber 3D printing method Download PDFInfo
- Publication number
- CN108748986A CN108748986A CN201810398598.2A CN201810398598A CN108748986A CN 108748986 A CN108748986 A CN 108748986A CN 201810398598 A CN201810398598 A CN 201810398598A CN 108748986 A CN108748986 A CN 108748986A
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- China
- Prior art keywords
- carbon fiber
- woven fabric
- printing
- printing method
- shaped platform
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Classifications
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- 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
- B29C64/165—Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
-
- 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
- B33Y10/00—Processes of additive manufacturing
Abstract
The present invention discloses a kind of carbon fiber 3D printing method, it is imported including model, pre- woven fabric processing, ready-to-print environment, pre- woven fabric are placed, rolled-up stock squeezes, open the light irradiation and etc., last mechanical arm lifts upper layer surface light source device, solidification complete the pre- woven fabric upper surface of carbon fiber place the next layer of pre- woven fabric of carbon fiber, repeat that pre- woven fabric is placed, rolled-up stock is overstock and irradiating step of opening the light, until printing is completed.Through the above way, the present invention provides a kind of carbon fiber 3D printing method, resin 3D printing is combined with carbon fibre material, solve the problems, such as that existing carbon fiber board is difficult to secondary operation using selective one-time forming technique, both the one-time formed advantage of 3D printing had been remained, variable curing mode can carry out structure expansion according to different application environment simultaneously, so that printout is had capacity to reprocess to improve material property, fully meet market demands.
Description
Technical field
The present invention relates to 3D printing field more particularly to a kind of carbon fiber 3D printing methods.
Background technology
Carbon fiber is a kind of national strategy brand-new material, can directly apply to military industry field, such as guided missile, rocket, fight
Machine etc., so foreign countries are all block or limitation to its relevant technology, critical equipment and material, this also results in domestic carbon fiber
The long-term serious lag of industrial chain is tieed up, so, research and invention carbon fiber the relevant technologies are extremely urgent things, and investigation is found
In the market without carbon fiber 3D printing scheme, carbon fiber prepreg does not have the ability of secondary operation.
The technical issues of this is determined：Existing 3D printing technique can not include carbon fiber as modified material, carbon fibre initial rinse
Material do not have capacity to reprocess, so we devise it is a kind of use carbon fiber wire, 3D of the photosensitive resin as raw material
Print system (stereo shaping system), to solve the problems, such as carbon fiber prepreg processing difficulties and resinae 3D printer intensity
The advantage of the two is combined by low problem, produces a kind of such novel carbon fiber 3D printer.
Invention content
The invention mainly solves the technical problem of providing a kind of carbon fiber 3D printing methods, are molded using selective one-time
Technology solves the problems, such as that existing carbon fiber board is difficult to secondary operation, has both remained the one-time formed advantage of 3D printing, can be changed simultaneously
Curing mode can according to different application environment carry out structure expansion, so that printout is had capacity to reprocess.Ultra-violet curing
The characteristics of but also when component occur abrasion after can preferably be repaired, to meet it is various in the case of use.Carbon
The selection and addition of fiber also greatly enrich the possibility of resin, improve performance, meet now on the market for property
The requirement of energy, meanwhile, carbon fiber 3D printing part can substitute most metal 3D printing part, in space flight, aviation, track
Traffic etc. is applied.Resin 3D printing is most perfectly to agree with carbon fiber.
In order to solve the above technical problems, one aspect of the present invention is：A kind of carbon fiber 3D printing side is provided
Method includes the following steps：
Step 1：Model imports, it would be desirable to which the 3D model files of printing are imported in algorithm software and handled, based on printing sequence
The coordinate information for calculating the solid print area of model preserves the geometry letter of each printable layer in the form of image data
Breath calculates and is generated according to geometry information and coordinate information the executable mimeograph documents of 3D printer, is sent to 3D printing
Machine；
Step 2：The processing of pre- woven fabric, the image data generated according to step 1 carry out pre- woven fabric to include cutting, being woven in
Interior processing makes the geometry for each printable layer for including in the profile and image data of the pre- woven fabric of carbon fiber be consistent；
Step 3：Ready-to-print environment immerses printing environment, in the case where immersing printing environment using liquid photosensitive resin foundation
Build the shaped platform being made of two layers of transparent board；
Step 4：Pre- woven fabric is placed, and the pre- woven fabric feeding of carbon fiber that step 2 machines is immersed in printing environment, is pressed
Position and angle according to setting are placed between two layers of transparent board；
Step 5：Rolled-up stock squeezes, and providing the external pressure being sized to transparent board promotes shaped platform to press carbon
The pre- woven fabric of fiber；
Step 6：Open the light irradiation, according to the image information for the printable layer that step 1 generates, for shaped platform provide partly or
The time of whole two-way direct projection area source irradiations, irradiation determines according to resin properties, laser power, curing depth, completes single
Layer solidification；
Step 7：The external pressure applied to shaped platform is discharged, makes two layers of transparent board separation, in the carbon that solidification is completed
The pre- woven fabric upper surface of fiber is superimposed the next layer of pre- woven fabric of carbon fiber, repeats Step 5: six, seven, until printing is completed.
The beneficial effects of the invention are as follows：A kind of carbon fiber 3D printing method provided by the invention, using selective one-time at
Type technology solves the problems, such as that existing carbon fiber board is difficult to secondary operation, has both remained the one-time formed advantage of 3D printing, while can
The curing mode of change can carry out structure expansion according to different application environment, and printout is made to have capacity to reprocess.It is ultraviolet solid
The characteristics of change but also when component occur abrasion after can preferably be repaired, to meet it is various in the case of use.
The selection of carbon fiber and the possibility for also greatly enriching resin is added, improves performance, meet now on the market for
The requirement of performance, meanwhile, carbon fiber 3D printing part can substitute most metal 3D printing part, in space flight, aviation, rail
Road traffic etc. is applied.Resin 3D printing is most perfectly to agree with carbon fiber.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, wherein：
Fig. 1 is a kind of 3D printer structure chart of a preferred embodiment of carbon fiber 3D printing method of the present invention；
Fig. 2 is that a kind of carbon fiber pre- woven fabric plane unilateral side of a preferred embodiment of carbon fiber 3D printing method of the present invention is solid
Change processing method schematic diagram；
Fig. 3 is that a kind of pre- woven fabric plane first floor of carbon fiber of a preferred embodiment of carbon fiber 3D printing method of the present invention is double
Face cures processing method schematic diagram；
Fig. 4 is a kind of pre- woven fabric low content solidification of carbon fiber of a preferred embodiment of carbon fiber 3D printing method of the present invention
Processing method schematic diagram；
Fig. 5 is that a kind of pre- woven fabric plane of carbon fiber of a preferred embodiment of carbon fiber 3D printing method of the present invention is two-way more
Layer solidification processing method schematic diagram；
Fig. 6 is a kind of unidirectional processing and forming of thicker workpiece of a preferred embodiment of carbon fiber 3D printing method of the present invention
Method schematic diagram；
Fig. 7 is a kind of thicker workpiece Bidirectional molding processing of a preferred embodiment of carbon fiber 3D printing method of the present invention
Method schematic diagram；
Fig. 8 is a kind of curved surface press working method signal of a preferred embodiment of carbon fiber 3D printing method of the present invention
Figure；
Fig. 9 is a kind of method flow diagram of a preferred embodiment of carbon fiber 3D printing method of the present invention.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
All other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
As shown in figs 1-9, the embodiment of the present invention includes：
A kind of carbon fiber 3D printing method, includes the following steps：
Step 1：Model imports, it would be desirable to which the 3D model files of printing are imported in algorithm software and handled, based on printing sequence
The coordinate information for calculating the solid print area of model preserves the geometry letter of each printable layer in the form of image data
Breath calculates and is generated according to geometry information and coordinate information the executable mimeograph documents of 3D printer, is sent to 3D printing
Machine；
Step 2：The processing of pre- woven fabric, the image data generated according to step 1 carry out pre- woven fabric to include cutting, being woven in
Interior processing makes the geometry for each printable layer for including in the profile and image data of the pre- woven fabric of carbon fiber be consistent；
Step 3：Ready-to-print environment immerses printing environment, in the case where immersing printing environment using liquid photosensitive resin foundation
Build the shaped platform being made of two layers of transparent board；
Step 4：Pre- woven fabric is placed, and the pre- woven fabric feeding of carbon fiber that step 2 machines is immersed in printing environment, is pressed
Position and angle according to setting are placed between two layers of transparent board；
Step 5：Rolled-up stock squeezes, and providing the external pressure being sized to transparent board promotes shaped platform to press carbon
The pre- woven fabric of fiber；
Step 6：Open the light irradiation, according to the image information for the printable layer that step 1 generates, for shaped platform provide partly or
The time of whole two-way direct projection area source irradiations, irradiation determines according to resin properties, laser power, curing depth, completes single
Layer solidification；
Step 7：The external pressure applied to shaped platform is discharged, makes two layers of transparent board separation, in the carbon that solidification is completed
The pre- woven fabric upper surface of fiber is superimposed the next layer of pre- woven fabric of carbon fiber, repeats Step 5: six, seven, until printing is completed.
The carbon fiber 3D printing method is mainly molded scheme using carbon fiber and ultraviolet curable resin, and it is attached to be different from other
Type carbon fiber 3D printer, the carbon fiber 3D printing method needs of the application carry out in liquid environment.The former material of 3D printing
Material includes carbon fibre precursor, pre- woven fabric and Photosensitive resin (i.e. light-cured resin)；It, can for the different demands of different product
It is processed using a variety of curing modes.
Curing materials select light-cured resin or 1063nm light-cured resins of 405nm etc..
Not woven carbon fibre precursor or the pre- woven fabric of carbon fiber by braiding can be used in carbon fiber.
Curing mode is divided into the solidification of carbon fiber wire and the solidification of pre- woven fabric：
1, the solidification of carbon fiber wire：As shown in Figure 1, surface light source device is cured using laser irradiation carbon fiber wire.
2, the solidification of the pre- woven fabric of carbon fiber：Including but being not limited only to following several possibilities：
2.1 carbon fibers pre- woven fabric plane unilateral side cures：As shown in Fig. 2, this single side solidification is divided into two ways and rule
Carbon fiber figure cures and irregular carbon-fiber-reinforced.
The pre- two-sided solidification of the woven fabric plane first floor of 2.2 carbon fibers：As shown in figure 3, this kind of curing mode is suitable for first layer carbon
Fiber solidifying either single layer is carbon-fiber-reinforced or in multiple layers of cured, two-sided when carry out being laid with carbon fiber pre- woven fabric.
The pre- woven fabric low content solidification of 2.3 carbon fibers：As shown in figure 4, this kind of mode mainly applies to the progress of resin solidification part
When a small amount of fibre reinforced.
The pre- woven fabric plane bidirectional multi-layer solidification of 2.4 carbon fibers：As shown in Figure 5.
2.5 have thicker workpiece shaping mode：Unidirectional molding (Fig. 6) and Bidirectional molding (Fig. 7)
2.6 rolled-up stock surfaces are not limited to plane, and light area is not limited only to complete plane, according to the section of model
Depending on.It is extended to curved surface compacting (Fig. 8), and above-mentioned five kinds of forming methods equally can be achieved.
The carbon fiber 3D printing method carries out in photosensitive resin, and whole process need to be protected from light processing.
In conclusion the present invention provides a kind of carbon fiber 3D printing method, solved using selective one-time forming technique
The problem of existing carbon fiber board is difficult to secondary operation had both remained the one-time formed advantage of 3D printing, while variable solidification side
Formula can carry out structure expansion according to different application environment, and printout is made to have capacity to reprocess.The characteristics of ultra-violet curing
So that when component occur abrasion after can preferably be repaired, to meet it is various in the case of use.The choosing of carbon fiber
The possibility for also greatly enriching resin is taken and is added, performance is improved, is met now on the market for the requirement of performance,
Meanwhile carbon fiber 3D printing part can substitute most metal 3D printing part, in the side such as space flight, aviation, rail traffic
Face is applied.Resin 3D printing is most perfectly to agree with carbon fiber.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (1)
1. a kind of carbon fiber 3D printing method, which is characterized in that include the following steps：
Step 1：Model imports, it would be desirable to which the 3D model files of printing are imported in algorithm software and handled, and are calculated by printing sequence
The coordinate information of the solid print area of model, preserves the geometry information of each printable layer, root in the form of image data
The executable mimeograph documents of 3D printer are calculated and generated according to geometry information and coordinate information, are sent to 3D printer；
Step 2：The processing of pre- woven fabric, to carry out include cutting to the image data generated according to step 1 to pre- woven fabric, it is interior to be woven in
Processing, makes the geometry for each printable layer for including in the profile and image data of the pre- woven fabric of carbon fiber be consistent；
Step 3：Ready-to-print environment immerses printing environment using liquid photosensitive resin foundation, is built in the case where immersing printing environment
The shaped platform being made of two layers of transparent board；
Step 4：Pre- woven fabric is placed, and the pre- woven fabric feeding of carbon fiber that step 2 machines is immersed in printing environment, according to setting
Fixed position and angle is placed between two layers of transparent board；
Step 5：Rolled-up stock squeezes, and providing the external pressure being sized to transparent board promotes shaped platform to press carbon fiber
Pre- woven fabric；
Step 6：Irradiation of opening the light provides partly or entirely according to the image information for the printable layer that step 1 generates for shaped platform
The irradiation of two-way direct projection area source, time of irradiation determines according to resin properties, laser power, curing depth, and it is solid to complete single layer
Change；
Step 7：The external pressure applied to shaped platform is discharged, makes two layers of transparent board separation, in the carbon fiber that solidification is completed
Pre- woven fabric upper surface is superimposed the next layer of pre- woven fabric of carbon fiber, repeats Step 5: six, seven, until printing is completed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398598.2A CN108748986A (en) | 2018-04-28 | 2018-04-28 | A kind of carbon fiber 3D printing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398598.2A CN108748986A (en) | 2018-04-28 | 2018-04-28 | A kind of carbon fiber 3D printing method |
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| Publication Number | Publication Date |
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| CN108748986A true CN108748986A (en) | 2018-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053252A (en) * | 2018-12-20 | 2019-07-26 | 西安工程大学 | A kind of the face exposure rapid molding device and method of composite material parts |
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| CN106476266A (en) * | 2016-09-26 | 2017-03-08 | 清华大学 | A kind of utilization fibrous material carries out the method being combined in layer to photocuring part |
| US20170232675A1 (en) * | 2014-08-05 | 2017-08-17 | L'oreal | Method for the additive manufacture of a three-dimensional object comprising or forming a cosmetic composition by application of a photoactivatable material onto a powder, and associated apparatus |
| CN107498856A (en) * | 2017-08-24 | 2017-12-22 | 宁波华狮智能科技有限公司 | A kind of light-cured resin based composites zero（Portion）The increasing material manufacturing method and system of part |
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2018
- 2018-04-28 CN CN201810398598.2A patent/CN108748986A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170232675A1 (en) * | 2014-08-05 | 2017-08-17 | L'oreal | Method for the additive manufacture of a three-dimensional object comprising or forming a cosmetic composition by application of a photoactivatable material onto a powder, and associated apparatus |
| CN106476266A (en) * | 2016-09-26 | 2017-03-08 | 清华大学 | A kind of utilization fibrous material carries out the method being combined in layer to photocuring part |
| CN107498856A (en) * | 2017-08-24 | 2017-12-22 | 宁波华狮智能科技有限公司 | A kind of light-cured resin based composites zero（Portion）The increasing material manufacturing method and system of part |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053252A (en) * | 2018-12-20 | 2019-07-26 | 西安工程大学 | A kind of the face exposure rapid molding device and method of composite material parts |
| CN110053252B (en) * | 2018-12-20 | 2021-08-24 | 西安工程大学 | Surface exposure rapid forming device and method for composite material part |
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Application publication date: 20181106 |