CN106515015A - Carbon fiber composite nylon material manufacturing method - Google Patents
Carbon fiber composite nylon material manufacturing method Download PDFInfo
- Publication number
- CN106515015A CN106515015A CN201610925867.7A CN201610925867A CN106515015A CN 106515015 A CN106515015 A CN 106515015A CN 201610925867 A CN201610925867 A CN 201610925867A CN 106515015 A CN106515015 A CN 106515015A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- nylon material
- fiber composite
- manufacture method
- composite nylon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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 invention provides a carbon fiber composite nylon material manufacturing method. The carbon fiber composite nylon material manufacturing method comprises the following steps: (S1) short carbon fibers and nylon particles are uniformly mixed to prepare composite powder; (S2) a three-dimensional model of a carbon fiber composite nylon material needing to be formed is built, and is leaded in layering software; and second two-dimensional information is leaded out through layer-by-layer slicing of the layering software; (S3) the section two-dimensional information is input a computer control system of selective laser fusion forming equipment ; (S4) a layer of composite powder is paved on a worktable of the selective laser fusion equipment to finish primary powder pavement; (S5) another layer of composite powder is paved; (S6) a high-energy laser beam is used for performing selective laser fusion for the composite powder paved in the step (S5) to obtain one section of a carbon fiber composite nylon material; and (S7) the step (S5) is returned until the carbon fiber composite nylon material is formed. The manufacturing method shortens the production time, improves the material utilization rate, and reduces the production cost.
Description
Technical field
The present invention relates to material manufacture field, more particularly to a kind of carbon fiber composite nylon material manufacture method.
Background technology
Carbon fiber composite nylon material has high intensity, high-modulus, creep resistance and excellent processing characteristics due to which
Be widely used in auto industry, national defense industry, in Aero-Space.Carbon fiber composite nylon supporting structure is complex at present,
Using traditional injection molding technique, production cost is high, and stock utilization is low, is difficult to avoid that quality lacks in process of producing product
Fall into, be badly in need of new moulding process to solve Problems Existing.
Selective laser melting technology is a kind of new pattern laser increases material manufacturing technology, based on the principle of layering superposition, is passed through
High energy laser beam is completely melt composite powder, so as to the 3 D auto for realizing part shapes.The technology is because of its high accuracy, high customization
Property and the characteristics of labyrinth can be formed, be especially suitable for mass producing complicated fine precision parts.Additionally, be based on increasing material manufacturing and
The characteristics of dusty material, selective laser melting technology, also have the advantages that material-saving.Based on above advantage, this technology is
It is applied to the multiple fields such as Aero-Space, biological manufacture and military project.
The content of the invention
It is an object of the invention to provide a kind of carbon fiber composite nylon material manufacture method, to solve existing production work
Skill production cost is high, and stock utilization is low, and the problem of mass defect is difficult to avoid that in process of producing product.
In order to solve above-mentioned technical problem, the technical scheme is that：A kind of carbon fiber composite nylon material system is provided
Method is made, is comprised the following steps：
S1, short carbon fiber and nylon uniform particle are mixed, be prepared into composite powder；
The threedimensional model of the carbon fiber composite nylon material that S2, structure need to be molded, the threedimensional model is imported in delamination software,
Section two-dimensional signal comprising cross section geometric data is derived by the delamination software step section；
S3, by the section two-dimensional signal be input into selective laser melting former computer control system in；
S4, in one layer of upper berth of selective laser melting equipment workbench composite powder, complete powdering first；
S5, repave one layer of composite powder；
S6, under the control of the computer, using high energy laser beam, carries out selective laser to the composite powder of step S5 laying and melts
Change, obtain a certain section of the carbon fiber composite nylon material that need to be molded；
S7, return to step S5, until the carbon fiber composite nylon material is molded.
Further, in step S7, after the carbon fiber composite nylon material shaping, after being cooled to room temperature, do sandblasting
Process.
The carbon fiber composite nylon material manufacture method that the present invention is provided shortens the production time, improves material use
Rate, reduces production cost.
Specific embodiment
Carbon fiber composite nylon material manufacture method proposed by the present invention is made further in detail below in conjunction with specific embodiment
Describe in detail bright.
Selective laser melting technology（Selective Laser Melting）It is advanced increases material manufacturing technology, it is not
Mould is needed, by dusty material " layer upon layer ", the principle of every layer of powder is completely melt, by computer-aided design data
Model, quickly produces the controllable precise manufacture of the three-dimensional entity model of complexity.
The invention discloses a kind of carbon fiber composite nylon support increasing material manufacturing technique, comprises the following steps：
S1, carbon fiber nylon composite powder powder material are prepared, it is characterised in that it is made up of short carbon fiber and nylon granule, and which is each
The weight ratio of component is short carbon fiber 50wt%, nylon 1010 particle 50wt%, and the short carbon fiber is a diameter of 2 μm, length is
0.1-0.3㎜。
S2, using three-dimensional drawing software building scaffold three-dimensional model, threedimensional model is imported in delamination software, by software
Step section derives two-dimensional signal, by the information input selective laser melting former computer comprising cross section geometric data
In control system, then the composite powder in break area is melted using high energy laser beam under the control of the computer；
The three-dimensional drawing software can be the engineering drawing softwares such as CAD, Solidworks, UG, ProE, according to required preparation
The practical structures of implantation material, design and the actual threedimensional model of foundation, and STL forms are saved as, it is then introduced into Autofab soft
Layered shaping is carried out in part to threedimensional model, and sets machined parameters, the file for preserving and deriving SLM forms is swashed to selective
Light melts the computer control system of forming machine.
S3, adopt power spreading device first selective laser melting equipment workbench upper berth a layer thickness for 20 it is compound
Powder, before powdering carried out being preheated to 70 DEG C to composite powder；
Pre-heating system includes powder feeding cylinder wire coil heating system.
After S4, first powdering, powdering thickness is 0.06-0.3, composite powder is carried out being preheated to 70 DEG C after powdering；
Pre-heating system is infrared heating system above workbench.
S5, composite powder is carried out using laser power 30-100W, sweep span 0.07 and sweep speed 7-15m/s
Selective laser melting obtains a certain section of implant, while workbench declines the thick height of individual layer powder bed（0.06-0.3
㎜）；
S6, repetition S4 and S5, until implantation body three-dimensional models shaping；
S7, threedimensional model do blasting treatment after being cooled to room temperature in equipment, obtain final products
Obviously, those skilled in the art the present invention can be carried out it is various change and deform without deviating from the present invention spirit and
Scope.So, if these modifications of the present invention and modification belong within the scope of the claims in the present invention and its equivalent technologies,
Then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of carbon fiber composite nylon material manufacture method, it is characterised in that comprise the following steps：
S1, short carbon fiber and nylon uniform particle are mixed, be prepared into composite powder；
The threedimensional model of the carbon fiber composite nylon material that S2, structure need to be molded, the threedimensional model is imported in delamination software,
Section two-dimensional signal comprising cross section geometric data is derived by the delamination software step section；
S3, by the section two-dimensional signal be input into selective laser melting former computer control system in；
S4, in one layer of upper berth of selective laser melting equipment workbench composite powder, complete powdering first；
S5, repave one layer of composite powder；
S6, under the control of the computer, using high energy laser beam, carries out selective laser to the composite powder of step S5 laying and melts
Change, obtain a certain section of the carbon fiber composite nylon material that need to be molded；
S7, return to step S5, until the carbon fiber composite nylon material is molded.
2. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S7,
After the carbon fiber composite nylon material shaping, after being cooled to room temperature, blasting treatment is done.
3. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S1,
In the carbon fiber compound xylanase, short carbon fiber weight ratio is 50%, and nylon particle weight ratio is 50%.
4. carbon fiber composite nylon material manufacture method according to claim 3, it is characterised in that the nylon particle is
1010 nylon particles, the short carbon fiber is a diameter of 2 μm, length is 0.1-0.3.
5. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S4,
The thickness of powdering is 10-20 first.
6. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that the step S5 kind,
The composite powder thickness of laying is 0.06-0.3.
7. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that step S4 and S5
In, the composite powder is preheating to into 70 DEG C first before powdering.
8. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S6,
The superlaser beam power is 30-100W, sweep span is 0.07, and sweep speed is 7-15m/s.
9. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S6,
Inert gas of the purity more than 99.9% is filled with selective laser melting equipment as protective gas.
10. carbon fiber composite nylon material manufacture method according to claim 1, it is characterised in that in step S6,
Oxygen concentration is reduced to into less than 0.01%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610925867.7A CN106515015A (en) | 2016-10-31 | 2016-10-31 | Carbon fiber composite nylon material manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610925867.7A CN106515015A (en) | 2016-10-31 | 2016-10-31 | Carbon fiber composite nylon material manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106515015A true CN106515015A (en) | 2017-03-22 |
Family
ID=58293036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610925867.7A Pending CN106515015A (en) | 2016-10-31 | 2016-10-31 | Carbon fiber composite nylon material manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106515015A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050207931A1 (en) * | 2004-03-21 | 2005-09-22 | Toyota Motorsport Gmbh | unknown |
| CN1954022A (en) * | 2004-03-21 | 2007-04-25 | 丰田赛车有限公司 | Powder for rapid prototyping and associated production method |
| CN104647760A (en) * | 2015-02-12 | 2015-05-27 | 华中科技大学 | 3D printing and manufacturing method of short-fiber reinforced thermosetting resin composite product |
| CN104646669A (en) * | 2013-11-25 | 2015-05-27 | 广州中国科学院先进技术研究所 | Biomedical porous pure-titanium implant material and preparation method thereof |
-
2016
- 2016-10-31 CN CN201610925867.7A patent/CN106515015A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050207931A1 (en) * | 2004-03-21 | 2005-09-22 | Toyota Motorsport Gmbh | unknown |
| CN1954022A (en) * | 2004-03-21 | 2007-04-25 | 丰田赛车有限公司 | Powder for rapid prototyping and associated production method |
| CN104646669A (en) * | 2013-11-25 | 2015-05-27 | 广州中国科学院先进技术研究所 | Biomedical porous pure-titanium implant material and preparation method thereof |
| CN104647760A (en) * | 2015-02-12 | 2015-05-27 | 华中科技大学 | 3D printing and manufacturing method of short-fiber reinforced thermosetting resin composite product |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Sheoran et al. | Fused Deposition modeling process parameters optimization and effect on mechanical properties and part quality: Review and reflection on present research | |
| Duda et al. | 3D metal printing technology | |
| Kumar et al. | Selective laser sintering | |
| US20160318129A1 (en) | System and method for multi-laser additive manufacturing | |
| Lewis et al. | Practical considerations and capabilities for laser assisted direct metal deposition | |
| CN106001568B (en) | A kind of functionally gradient material (FGM) metal die 3D printing integral preparation method | |
| US11801633B2 (en) | Apparatuses for continuously refreshing a recoater blade for additive manufacturing including a blade feed unit and arm portion | |
| US20210339340A1 (en) | Method for preparing multiple-material variable-rigidity component by efficient collaborative additive manufacturing | |
| Bogue | 3D printing: the dawn of a new era in manufacturing? | |
| Wang et al. | Research on the fabricating quality optimization of the overhanging surface in SLM process | |
| Goodridge et al. | Laser sintering of polyamides and other polymers | |
| US10220471B2 (en) | Spatter reduction laser scanning strategy in selective laser melting | |
| Gadagi et al. | A review on advances in 3D metal printing | |
| JP3472779B2 (en) | Variable welding laminated rapid molding method and rapid molding apparatus | |
| Wang et al. | Influences of deposition strategies and oblique angle on properties of AISI316L stainless steel oblique thin-walled part by direct laser fabrication | |
| US20150375340A1 (en) | Additive manufacturing methods and systems with fiber reinforcement | |
| JP2017165095A (en) | Method and connecting supports for additive manufacturing | |
| CN104903028A (en) | Method for melting powder, comprising heating of the area adjacent to the bath | |
| CN107159886A (en) | Adaptive strain molten bath laser gain material manufacturing process | |
| CN111088488A (en) | 3D printing method based on laser cladding and laser shock | |
| Zhang et al. | Influences of processing parameters on dilution ratio of laser cladding layer during laser metal deposition shaping | |
| WO2016086912A2 (en) | Method and installation for additive manufacturing of amorphous crystalline and/or semi-crystalline metal components - selective amorphous metal extrusion (same) | |
| Boddu et al. | Control of laser cladding for rapid prototyping--A review | |
| Kashapov et al. | Formation of cracks in the selective laser melting of objects from powdered stainless steel 17-4 PH | |
| DE102016124401A1 (en) | Method for the additive production of a three-dimensional object |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |
|
| RJ01 | Rejection of invention patent application after publication |