CN111775442A - Industrial large-size PC-ABS alloy material FDM forming method - Google Patents
Industrial large-size PC-ABS alloy material FDM forming method Download PDFInfo
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- CN111775442A CN111775442A CN202010548629.5A CN202010548629A CN111775442A CN 111775442 A CN111775442 A CN 111775442A CN 202010548629 A CN202010548629 A CN 202010548629A CN 111775442 A CN111775442 A CN 111775442A
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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
- B29C64/106—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]
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- 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
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
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Abstract
The invention discloses an industrial large-size PC-ABS alloy material FDM forming method, which comprises the following steps of: (1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 90-120 ℃ for drying for 3-6 hours; (2) heating the forming chamber and the printing platform; (3) placing the dried PC-ABS alloy material into a material box for further drying, wherein the drying temperature is 100-120 ℃; (4) carrying out micropore treatment and smearing high-temperature viscose on the printing platform; (5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 5-50%, and the width of the skirt edge is 15-30 mm; (6) and controlling the temperature of the nozzle, and printing and forming according to an orthogonal layering mode to finally obtain the PC-ABS alloy sample. The invention prepares the PC-ABS sample with high density and high strength by controlling the drying temperature, the micropore processing, the printing mode and the nozzle temperature.
Description
Technical Field
The invention relates to the technical field of engineering plastic FDM printing forming, in particular to an industrial large-size PC-ABS alloy material FDM forming method.
Background
The additive manufacturing technology is also called as 3D printing technology, and is mainly based on computer aided design, material processing and forming technology and digital model, and is formed by stacking special printing materials, such as metal materials, ceramic materials, inorganic materials and the like layer by layer in various modes of extrusion, sintering, melting, solidification, spraying and the like through a programming and numerical control system, so as to manufacture a novel solid manufacturing technology.
Polycarbonate (PC) is widely used in the fields of automobile industry, electrical appliance industry and the like as a thermoplastic engineering plastic with excellent performance, but the application range of the PC is limited to a certain extent due to the high price and the notch sensitivity of the PC. The PC/acrylonitrile-butadiene-styrene plastic (ABS) alloy well improves the notch sensitivity of the PC, improves the processing fluidity of the PC, and effectively increases the mechanical property and the application range of the PC. Therefore, in recent years, research on PC/ABS alloys has been favored and the fields of application have become wider.
The FDM is the simplest 3D printing technology of the most popular process, but the FDM3D printing forming technology is not perfect at the industrial level at present, and the problems of poor surface quality, insufficient precision and non-ideal mechanical property exist when a product of a PC-ABS material is printed, particularly, the printing size of the material is limited at present, and parts on a large size are difficult to break through, so that the application of the material in personalized structures such as an industrial complex structure, a bionic structure and the like is greatly limited. Therefore, research on FDM printing and forming of the PC + ABS composite material is beneficial to wide application of the material in 3D printing products in the fields of automobile industry, electronic and electric appliances, tool fixtures and the like for large-size printing and forming of the PC + ABS composite material.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an industrial large-size PC-ABS alloy material FDM forming method,
in order to solve the technical problems, the technical scheme of the invention is as follows:
an FDM forming method for an industrial large-size PC-ABS alloy material comprises the following steps:
(1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 90-120 ℃ for drying for 3-6 hours;
(2) heating a forming chamber and a printing platform of an FDM printing system, wherein the heating temperature of the forming chamber is 100-120 ℃, and the heating temperature of the printing platform is 120-140 ℃;
(3) placing the dried PC-ABS alloy material into a material box of an FDM printing system for further drying, wherein the drying temperature is 100-120 ℃, and the drying mode is continuous drying;
(4) carrying out micropore processing and coating high-temperature viscose on a printing platform of the FDM printing system;
(5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 5-50%, and the width of the skirt edge is 15-30 mm;
(6) controlling the temperature of a nozzle of an FDM printing system, and performing printing and forming according to an orthogonal layering mode, wherein the orthogonal layering is an orthogonal layering between layers, and the line laying mode between single lines is a overlapped line laying mode with the overlapping rate of 5-30%, so that a PC-ABS alloy sample piece is finally obtained.
Preferably, the material box is a sealed material box and is communicated with the forming chamber.
Preferably, the micropore treatment is to paste a PE adhesive tape with micropores on the printing platform, the pore size of the micropores is 0.1-1.0 mm, and the high-temperature adhesive is a paste-like high-temperature adhesive.
Preferably, the FDM printing system is a HAGE 175C printing apparatus system, and the main printing parameters are: print nozzle diameter: 0.25-1.0 mm; print nozzle temperature: 245-265 ℃; layer thickness: 0.1-0.3 mm; printing speed: 30-60 mm/min.
By adopting the technical scheme, the temperature of the printing platform and the forming chamber is controlled by drying the alloy material, the micropore treatment and the gluing treatment of the printing platform are added, the density of the alloy sample piece is increased, the density and the strength of the alloy sample piece are improved by controlling the temperature of the nozzle and improving the paving layer structure, and the quality of the alloy sample piece is improved.
Detailed Description
The following further describes the embodiments of the present invention. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The first embodiment is as follows:
an FDM forming method for an industrial large-size PC-ABS alloy material comprises the following steps:
(1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 90 ℃ for drying for 3 hours;
(2) heating a forming chamber and a printing platform of an FDM printing system, wherein the heating temperature of the forming chamber is 100 ℃, and the heating temperature of the printing platform is 120 ℃;
(3) placing the dried PC-ABS alloy material into a material box of an FDM printing system for further drying, wherein the drying temperature is 100 ℃, and the drying mode is continuous drying;
(4) carrying out micropore processing and coating high-temperature viscose on a printing platform of the FDM printing system;
(5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 5%, and the width of the skirt edge is 15 mm;
(6) controlling the temperature of a nozzle of the FDM printing system, and performing printing and forming according to an orthogonal layering mode, wherein the orthogonal layering is an orthogonal layering between layers, and the line laying mode between single lines is an overlapped line laying mode with the overlapping rate of 5%, so that the PC-ABS alloy sample piece is finally obtained.
Wherein, the material box is a sealed material box and is communicated with the forming chamber.
And the micropore treatment is to paste a PE adhesive tape with micropores on the printing platform, the pore size of the micropores is 0.1mm, and the high-temperature adhesive is paste high-temperature adhesive.
The FDM printing system is an HAGE 175C printing equipment system, and the printing main parameters are as follows: print nozzle diameter: 0.25 mm; print nozzle temperature: 245 ℃; layer thickness: 0.1 mm; printing speed: 30 mm/min.
Example two:
an FDM forming method for an industrial large-size PC-ABS alloy material comprises the following steps:
(1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 120 ℃ for drying for 6 hours;
(2) heating a forming chamber and a printing platform of an FDM printing system, wherein the heating temperature of the forming chamber is 120 ℃, and the heating temperature of the printing platform is 140 ℃;
(3) placing the dried PC-ABS alloy material into a material box of an FDM printing system for further drying, wherein the drying temperature is 120 ℃, and the drying mode is continuous drying;
(4) carrying out micropore processing and coating high-temperature viscose on a printing platform of the FDM printing system;
(5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 50%, and the width of the skirt edge is 30 mm;
(6) controlling the temperature of a nozzle of the FDM printing system, and performing printing and forming according to an orthogonal layering mode, wherein the orthogonal layering is an orthogonal layering between layers, and the line laying mode between single lines is an overlapping line laying mode with the overlapping rate of 30%, so that the PC-ABS alloy sample piece is finally obtained.
Wherein, the material box is a sealed material box and is communicated with the forming chamber.
And the micropore treatment is to paste a PE adhesive tape with micropores on the printing platform, the pore size of the micropores is 1.0mm, and the high-temperature adhesive is paste high-temperature adhesive.
The FDM printing system is an HAGE 175C printing equipment system, and the printing main parameters are as follows: print nozzle diameter: 1.0 mm; print nozzle temperature: 265 ℃ of water; layer thickness: 0.3 mm; printing speed: 60 mm/min.
Example three:
an FDM forming method for an industrial large-size PC-ABS alloy material comprises the following steps:
(1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 113 ℃ for drying for 3.5 hours;
(2) heating a forming chamber and a printing platform of an FDM printing system, wherein the heating temperature of the forming chamber is 112 ℃, and the heating temperature of the printing platform is 132 ℃;
(3) placing the dried PC-ABS alloy material into a material box of an FDM printing system for further drying, wherein the drying temperature is 112 ℃, and the drying mode is continuous drying;
(4) carrying out micropore processing and coating high-temperature viscose on a printing platform of the FDM printing system;
(5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 30%, and the width of the skirt edge is 24 mm;
(6) controlling the temperature of a nozzle of an FDM printing system, and performing printing and forming according to an orthogonal layering mode, wherein the orthogonal layering is an orthogonal layering between layers, and the line laying mode between single lines is an overlapped line laying mode with the overlapping rate of 16%, so that a PC-ABS alloy sample piece is finally obtained.
Wherein, the material box is a sealed material box and is communicated with the forming chamber.
And the micropore treatment is to paste a PE adhesive tape with micropores on the printing platform, the pore size of the micropores is 0.5mm, and the high-temperature adhesive is paste high-temperature adhesive.
The FDM printing system is an HAGE 175C printing equipment system, and the printing main parameters are as follows: print nozzle diameter: 0.66 mm; print nozzle temperature: 256 ℃; layer thickness: 0.2 mm; printing speed: 45 mm/min.
The PC-ABS sample obtained by adopting the steps has the advantages of good density, high structural strength and good overall quality.
The embodiments of the present invention have been described in detail, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (5)
1. An FDM forming method for an industrial large-size PC-ABS alloy material is characterized by comprising the following steps:
(1) placing the PC-ABS alloy material in a common air-blast drying oven with the drying temperature of 90-120 ℃ for drying for 3-6 hours;
(2) heating a forming chamber and a printing platform of an FDM printing system, wherein the heating temperature of the forming chamber is 100-120 ℃, and the heating temperature of the printing platform is 120-140 ℃;
(3) placing the dried PC-ABS alloy material into a material box of an FDM printing system for further drying, wherein the drying temperature is 100-120 ℃, and the drying mode is continuous drying;
(4) carrying out micropore processing and coating high-temperature viscose on a printing platform of the FDM printing system;
(5) printing a first layer of graph according to the two-dimensional graph of the bottom surface, and printing a skirt edge along the vertical direction of the peripheral outline of the graph, wherein the skirt edge printed along the vertical direction of the peripheral outline of the graph is overlapped with the peripheral outline of the graph, the overlapping rate is 5-50%, and the width of the skirt edge is 15-30 mm;
(6) controlling the temperature of a nozzle of an FDM printing system, and performing printing and forming according to an orthogonal layering mode, wherein the orthogonal layering is an orthogonal layering between layers, and the line laying mode between single lines is a overlapped line laying mode with the overlapping rate of 5-30%, so that a PC-ABS alloy sample piece is finally obtained.
2. The industrial large-size PC-ABS alloy material FDM forming method according to claim 1, wherein the forming method comprises the following steps: the material box is a sealed material box and is communicated with the forming chamber.
3. The industrial large-size PC-ABS alloy material FDM forming method according to claim 1, wherein the forming method comprises the following steps: and the micropore treatment is to paste a PE adhesive tape with micropores on the printing platform, the pore diameter of each micropore is 0.1-1.0 mm, and the high-temperature adhesive is paste-shaped.
4. The industrial large-size PC-ABS alloy material FDM forming method according to claim 1, wherein the forming method comprises the following steps: the FDM printing system is a HAGE 175C printing equipment system.
5. A large-size PC-ABS alloy sample obtained by the forming method of any one of claims 1-4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010548629.5A CN111775442A (en) | 2020-06-16 | 2020-06-16 | Industrial large-size PC-ABS alloy material FDM forming method |
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| CN202010548629.5A CN111775442A (en) | 2020-06-16 | 2020-06-16 | Industrial large-size PC-ABS alloy material FDM forming method |
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| CN202010548629.5A Pending CN111775442A (en) | 2020-06-16 | 2020-06-16 | Industrial large-size PC-ABS alloy material FDM forming method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172879A (en) * | 2021-05-12 | 2021-07-27 | 扬州市职业大学(扬州市广播电视大学) | Skirt edge generation method applied to fused deposition type 3D printing |
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| CN107521087A (en) * | 2017-02-28 | 2017-12-29 | 中国科学院宁波材料技术与工程研究所 | The method for preventing warpage during 3D printing |
| CN207105623U (en) * | 2017-07-26 | 2018-03-16 | 深圳市纵维立方科技有限公司 | 3D printer integral type heating platform |
| US20200009878A1 (en) * | 2018-07-09 | 2020-01-09 | Xyzprinting, Inc. | Inkjet position adjustment method and three-dimensional printing equipment |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203472158U (en) * | 2013-09-14 | 2014-03-12 | 航天信息股份有限公司 | 3D (Three-Dimensional) printing realizing device based on fused deposition modeling |
| CN206351548U (en) * | 2016-12-22 | 2017-07-25 | 东莞市皇龙电子有限公司 | 3D printing model base structure |
| CN107521087A (en) * | 2017-02-28 | 2017-12-29 | 中国科学院宁波材料技术与工程研究所 | The method for preventing warpage during 3D printing |
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| CN113172879A (en) * | 2021-05-12 | 2021-07-27 | 扬州市职业大学(扬州市广播电视大学) | Skirt edge generation method applied to fused deposition type 3D printing |
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Application publication date: 20201016 |