CN109531769A - A kind of anisotropic design of reduction 3D printing concrete and detection method - Google Patents
A kind of anisotropic design of reduction 3D printing concrete and detection method Download PDFInfo
- Publication number
- CN109531769A CN109531769A CN201811335051.4A CN201811335051A CN109531769A CN 109531769 A CN109531769 A CN 109531769A CN 201811335051 A CN201811335051 A CN 201811335051A CN 109531769 A CN109531769 A CN 109531769A
- Authority
- CN
- China
- Prior art keywords
- printing
- concrete
- detection
- anisotropic
- reduction
- Prior art date
Links
- 238000010146 3D printing Methods 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims description 10
- 238000007639 printing Methods 0.000 claims abstract description 74
- 239000010410 layers Substances 0.000 claims abstract description 30
- 238000007906 compression Methods 0.000 claims abstract description 19
- 230000002742 anti-folding Effects 0.000 claims abstract description 12
- 239000000463 materials Substances 0.000 claims abstract description 12
- 238000000034 methods Methods 0.000 claims abstract description 10
- 241000563994 Cardiopteridaceae Species 0.000 claims abstract description 8
- 230000000996 additive Effects 0.000 claims description 6
- 239000000654 additives Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 230000000875 corresponding Effects 0.000 claims description 6
- 229910052500 inorganic minerals Inorganic materials 0.000 claims description 6
- 239000011707 minerals Substances 0.000 claims description 6
- 239000000203 mixtures Substances 0.000 claims description 6
- 239000007921 sprays Substances 0.000 claims description 6
- 239000002956 ash Substances 0.000 claims description 3
- 239000004568 cements Substances 0.000 claims description 3
- 239000010881 fly ash Substances 0.000 claims description 3
- 239000003638 reducing agents Substances 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 239000002562 thickening agents Substances 0.000 claims description 3
- 239000011901 water Substances 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims 1
- 229910052570 clay Inorganic materials 0.000 claims 1
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 239000002356 single layers Substances 0.000 claims 1
- 238000005516 engineering processes Methods 0.000 description 6
- 241000208340 Araliaceae Species 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagrams Methods 0.000 description 2
- 235000005035 ginseng Nutrition 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 239000000976 inks Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229920005594 polymer fiber Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 210000000614 Ribs Anatomy 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000052 comparative effects Effects 0.000 description 1
- 239000004035 construction materials Substances 0.000 description 1
- 238000002360 preparation methods Methods 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/001—Rapid manufacturing of 3D objects by additive depositing, agglomerating or laminating of material
-
- 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
Description
Technical field:
The present invention relates to a kind of anisotropic design of reduction 3D printing concrete and detection methods, belong to concrete technology neck Domain.
Background technique:
Concrete is the most large construction material of today's society, most important in the development and construction of human society.And with The development of science and technology, 3D printing concrete technology are shown up prominently, and the technology abandoning tradition concrete branch mold process, is a kind of nothing Mold forming technology.
3D printing concrete be based on 3D printing technique and be applied to construction new technology, mainly using concrete as " ink " material and the print routine pre-set in accordance with three-dimensional softwares such as CAD, squeeze out concrete layer by nozzle, by continuous The accumulation of layer is built into 3D printing concrete component.
However, not only to have good printing performance, and print and complete after-hardening to 3D printing concrete component Performance is most important, especially the mechanical strengths such as its resistance to compression, anti-folding.And the mechanical strength of 3D printing concrete component by it is a variety of because The influence of element such as prints the material property of " ink ", the printing path of spray head, print speed, the size and shape of printing head, High slice width of printable layer etc.；And 3D printing concrete component lacks as ribs such as reinforcing bars, so that component strength is to a certain extent It reduces, and the different anisotropy to printing concrete component in 3D printing nozzle printing path have a significant impact.
Therefore most important for the anisotropy research of 3D printing concrete component mechanical strength.
Summary of the invention
The object of the present invention is to provide a kind of anisotropic design of reduction 3D printing concrete and detection methods, it is intended to logical It crosses and designs the modes of different printing paths to reduce the anisotropy of printing concrete component.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of anisotropic design method of reduction 3D printing concrete, this method comprises:
(1) setting printing path CAD modeling；
(2) printing path is set, the printing path uses non-parallel printing path, that is, prints the concrete upper and lower level of completion For non-parallel state, there are intersecting angle α, 0 ° < α≤90 °；
(3) printed material is set；
(4) specific print parameters are set, including print speed, the size and shape of printing head, the high slice width of printable layer；
(5) dimensional parameters of print component are set；
The anisotropic design method of reduction 3D printing concrete, the printing path CAD modeling: being that will print spray The run trace of head is set as between upper and lower level that there are intersecting angle α, the run trace of 0 ° < α≤90 °, the i.e. second layer and first There are intersecting angle α for layer run trace, that is, between odd-level in parallel, parallel between even level, and odd-level and even level Between there are intersecting angle α, such alternately reciprocal printing concrete layer.
The anisotropic design method of reduction 3D printing concrete, the specific print parameters of the setting, packet Include print speed, the size and shape of printing head, the high slice width of printable layer；Wherein print speed is controlled in 8-10 m/min, and Corresponding screw feed rotation speed is 10-30 r/min, and spray head extruded velocity is 1-10L/min, and the size of printing head is 5-30mm, shape are round extruder head, and the corresponding high slice width of printable layer is respectively a height of 4-30mm of one-course concrete printable layer, is beaten The slice width of print is 5-30mm, and the total a height of 80-200mm of layer of printing concrete component, total slice width is 100-600mm.
The anisotropic design method of reduction 3D printing concrete, the size ginseng of the setting print component Number: the concrete component size of printing should meet (300-600) × (300-600) × (100-200) mm3Cuboid component.
The anisotropic design method of reduction 3D printing concrete, the printed material are mixed by following material Stirring is made: taking 20-65 parts of cement according to parts by weight, 0.4-8 parts of Mineral admixture, partial size is no more than the Machine-made Sand 23- of 5mm 40 parts, partial size is no more than 25-50 parts of coarse aggregate of 10mm, and 0.1-0.8 parts of additive, 0.2-1 parts of polymer fiber, water 10-24 Part.
The anisotropic design method of reduction 3D printing concrete, the Mineral admixture include silicon ash, stick The combination of one or more of soil, flyash, slag, the additive include water-reducing agent, thickener, thixotropic agent, The combination of one or more of retarder, early strength agent.
A kind of anisotropic test specimen detection method of reduction 3D printing concrete, this method are as follows:
It is printed with above-mentioned Method of printing and completes concrete cuboid component, resistance to compression detection test specimen and the detection examination of anti-folding are made after hardening Then part carries out resistance to compression and the detection of anti-folding respectively, stress load is set as at least two Impact directions, Yi Zhongwei in detection process Perpendicular to the loading direction of printing concrete, a kind of loading direction to be parallel to even level or odd-level, compressive resistance load speed Degree is 0.1 ~ 10KN/min, and fracture resistence force loading velocity is 0.1 ~ 1KN/min.
The anisotropic test specimen detection method of reduction 3D printing concrete, the resistance to compression detection test specimen and the inspection of anti-folding The dimensional parameters of test block are respectively as follows: (40 ~ 160) × (40 ~ 160) × (40 ~ 160) mm3Resistance to compression test specimen and (40 ~ 160) × (40 ~ 160) × (100 ~ 550) mm3Anti- folding test specimen.
The utility model has the advantages that
Compared with prior art, a kind of anisotropic design of reduction 3D printing concrete and detection method of the invention, have Following advantage: 1) devising the printing technique of non-parallel printing path, so that there are the angles of the crossing between printing concrete upper and lower level It spends α (0 ° < α≤90 °)；2) non-parallel printing path resulting product is designed in the present invention, has been reduced at least one stress feelings Condition, so that at least one for reducing 3D printing concrete is weak to stress.
Detailed description of the invention
Fig. 1 is the method concrete component printed of parallel printing path and the load schematic diagram of detection process power.
Fig. 2 is the method concrete component printed of non-parallel printing path and the load schematic diagram of detection process power.
Specific embodiment
With reference to embodiment, the present invention is furture elucidated, it should be understood that following specific embodiments are only used for It is bright the present invention rather than limit the scope of the invention.
A kind of anisotropic design method of reduction 3D printing concrete of the present embodiment, this method comprises:
(1) setting printing path CAD modeling；
(2) printing path is set, the printing path uses non-parallel printing path, that is, prints the concrete upper and lower level of completion For non-parallel state, there are intersecting angle α, 0 ° < α≤90 °；
(3) printed material is set；
(4) specific print parameters are set, including print speed, the size and shape of printing head, the high slice width of printable layer；
(5) dimensional parameters of print component are set；
The anisotropic design method of reduction 3D printing concrete, the printing path CAD modeling: being that will print spray The run trace of head is set as between upper and lower level that there are intersecting angle α, the run trace of 0 ° < α≤90 °, the i.e. second layer and first There are intersecting angle α for layer run trace, that is, between odd-level in parallel, parallel between even level, and odd-level and even level Between there are intersecting angle α, such alternately reciprocal printing concrete layer.
The anisotropic design method of reduction 3D printing concrete, the specific print parameters of the setting, packet Include print speed, the size and shape of printing head, the high slice width of printable layer；Wherein print speed is controlled in 8-10 m/min, and Corresponding screw feed rotation speed is 10-30 r/min, and spray head extruded velocity is 1-10L/min, and the size of printing head is 5-30mm, shape are round extruder head, and the corresponding high slice width of printable layer is respectively a height of 4-30mm of one-course concrete printable layer, is beaten The slice width of print is 5-30mm, and the total a height of 80-200mm of layer of printing concrete component, total slice width is 100-600mm.
The anisotropic design method of reduction 3D printing concrete, the size ginseng of the setting print component Number: the concrete component size of printing should meet (300-600) × (300-600) × (100-200) mm3Cuboid component.
The anisotropic design method of reduction 3D printing concrete, the printed material are mixed by following material Stirring is made: taking 20-65 parts of cement according to parts by weight, 0.4-8 parts of Mineral admixture, partial size is no more than the Machine-made Sand 23- of 5mm 40 parts, partial size is no more than 25-50 parts of coarse aggregate of 10mm, and 0.1-0.8 parts of additive, 0.2-1 parts of polymer fiber, water 10-24 Part.
The anisotropic design method of reduction 3D printing concrete, the Mineral admixture include silicon ash, stick The combination of one or more of soil, flyash, slag, the additive include water-reducing agent, thickener, thixotropic agent, The combination of one or more of retarder, early strength agent.
A kind of anisotropic test specimen detection method of reduction 3D printing concrete, this method are as follows:
It is printed with above-mentioned Method of printing and completes concrete cuboid component, resistance to compression detection test specimen and the detection examination of anti-folding are made after hardening Then part carries out resistance to compression and the detection of anti-folding respectively, stress load is set as at least two Impact directions, Yi Zhongwei in detection process Perpendicular to the loading direction of printing concrete, a kind of loading direction to be parallel to even level or odd-level, compressive resistance load speed Degree is 0.1 ~ 10KN/min, and fracture resistence force loading velocity is 0.1 ~ 1KN/min.
The anisotropic test specimen detection method of reduction 3D printing concrete, the resistance to compression detection test specimen and the inspection of anti-folding The dimensional parameters of test block are respectively as follows: (40 ~ 160) × (40 ~ 160) × (40 ~ 160) mm3Resistance to compression test specimen and (40 ~ 160) × (40 ~ 160) × (100 ~ 550) mm3Anti- folding test specimen.
Embodiment:
A kind of anisotropic design of reduction 3D printing concrete and detection method, set according to the printing path difference of printing head Parallel printing path and non-parallel printing path are counted to prepare 3D printing concrete cuboid cube component, respectively for preparation detection Anisotropy test specimen.
(300 ~ 600) × (300 ~ 600) × (100 ~ 200) mm is prepared using parallel printing path3Cuboid component, hardening After be cut into (40 ~ 160) × (40 ~ 160) × (40 ~ 160) mm3Resistance to compression test specimen and (40 ~ 160) × (40 ~ 160) × (100 ~ 550) mm3Anti- folding test specimen, test result find there are 3 kinds of stress loading directions under the parallel printing path, such as attached drawing 1, T1, T2, T3。
(300 ~ 600) × (300 ~ 600) × (100 ~ 200) mm is prepared using non-parallel printing path3Cuboid component, (40 ~ 160) × (40 ~ 160) × (40 ~ 160) mm3Resistance to compression test specimen and (40 ~ 160) × (40 ~ 160) × (100 ~ 550) mm3Anti- folding Test specimen, test result finds there are 2 kinds of stress loading directions under the parallel printing path, such as attached drawing 2, T4, T5.
Comparative test result: each test specimen resistance to compression and flexural strength are tested after 28d standard curing, comparison of test results is such as Table,
Test result in contrast table is it is found that resistance to compression and flexural strength are with Impact direction under the lower three groups of stress of parallel printing path Difference, strength reduction is significant, and the two groups of resistance to compressions and flexural strength reduction under non-parallel printing path are less, and considerably reduce A kind of stress condition.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811335051.4A CN109531769A (en) | 2018-11-10 | 2018-11-10 | A kind of anisotropic design of reduction 3D printing concrete and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811335051.4A CN109531769A (en) | 2018-11-10 | 2018-11-10 | A kind of anisotropic design of reduction 3D printing concrete and detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109531769A true CN109531769A (en) | 2019-03-29 |
Family
ID=65846722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811335051.4A CN109531769A (en) | 2018-11-10 | 2018-11-10 | A kind of anisotropic design of reduction 3D printing concrete and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109531769A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891891A (en) * | 2015-05-06 | 2015-09-09 | 同济大学 | 3D printing cement-based material and preparation method thereof |
| CN105625720A (en) * | 2016-01-05 | 2016-06-01 | 江苏敦超电子科技有限公司 | Multi-material building three-dimensional printing and molding method |
| CN105818378A (en) * | 2016-03-23 | 2016-08-03 | 中物院成都科学技术发展中心 | Anisotropic silicon rubber foam material and preparation method thereof |
| JP6030185B2 (en) * | 2014-05-14 | 2016-11-24 | ソク−ムン，キム | 3D printing apparatus and method, and construction method of steel concrete structure using the same |
| CN106670736A (en) * | 2016-10-19 | 2017-05-17 | 哈尔滨工业大学 | Lamination manufacturing method for large-size and complex-structure metal component |
| CN108663247A (en) * | 2018-05-18 | 2018-10-16 | 东南大学 | A kind of wet base molding machine and its strength detecting method of 3D printing concrete |
-
2018
- 2018-11-10 CN CN201811335051.4A patent/CN109531769A/en active Search and Examination
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6030185B2 (en) * | 2014-05-14 | 2016-11-24 | ソク−ムン，キム | 3D printing apparatus and method, and construction method of steel concrete structure using the same |
| CN104891891A (en) * | 2015-05-06 | 2015-09-09 | 同济大学 | 3D printing cement-based material and preparation method thereof |
| CN105625720A (en) * | 2016-01-05 | 2016-06-01 | 江苏敦超电子科技有限公司 | Multi-material building three-dimensional printing and molding method |
| CN105818378A (en) * | 2016-03-23 | 2016-08-03 | 中物院成都科学技术发展中心 | Anisotropic silicon rubber foam material and preparation method thereof |
| CN106670736A (en) * | 2016-10-19 | 2017-05-17 | 哈尔滨工业大学 | Lamination manufacturing method for large-size and complex-structure metal component |
| CN108663247A (en) * | 2018-05-18 | 2018-10-16 | 东南大学 | A kind of wet base molding machine and its strength detecting method of 3D printing concrete |
Non-Patent Citations (1)
| Title |
|---|
| 苏达: "3D打印建筑结构材料的性能研究", 《工程建设与设计》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Buswell et al. | 3D printing using concrete extrusion: A roadmap for research | |
| Mastali et al. | Use of silica fume and recycled steel fibers in self-compacting concrete (SCC) | |
| Kang et al. | Hybrid effects of steel fiber and microfiber on the tensile behavior of ultra-high performance concrete | |
| Safi et al. | The use of plastic waste as fine aggregate in the self-compacting mortars: Effect on physical and mechanical properties | |
| Zareiyan et al. | Interlayer adhesion and strength of structures in Contour Crafting-Effects of aggregate size, extrusion rate, and layer thickness | |
| Zhou et al. | Mechanical properties of recycled concrete made with different types of coarse aggregate | |
| CN104030644B (en) | A kind of polymer cement mortar for high-speed railway plate type ballastless track filling bed | |
| Neno et al. | Using fine recycled concrete aggregate for mortar production | |
| Güneyisi et al. | Strength and drying shrinkage properties of self-compacting concretes incorporating multi-system blended mineral admixtures | |
| Kim et al. | Characteristics of self-consolidating concrete using two types of lightweight coarse aggregates | |
| Fallah et al. | Mechanical properties and durability of high-strength concrete containing macro-polymeric and polypropylene fibers with nano-silica and silica fume | |
| Nataraja et al. | Statistical variations in impact resistance of steel fiber-reinforced concrete subjected to drop weight test | |
| CN100522865C (en) | Self-compacting fiber reinforcement active powder concrete and method for making same | |
| Patel et al. | Evaluation of engineering properties for polypropylene fibre reinforced concrete | |
| FI88499B (en) | Process for producing a formed piece | |
| CN107311561B (en) | A kind of 3D printing cement-based material and preparation method thereof for underwater construction | |
| Yang et al. | Properties of self-compacting lightweight concrete containing recycled plastic particles | |
| Cao et al. | Fiber type effect on strength, toughness and microstructure of early age cemented tailings backfill | |
| Kamseu et al. | Design of inorganic polymer cements: Effects of matrix strengthening on microstructure | |
| CN103172322B (en) | A kind of RPC of mixing super-active slag powder and preparation method thereof | |
| Cao et al. | Mechanical response and shrinkage performance of cementitious composites with a new fiber hybridization | |
| CN102296776B (en) | Three-dimensional fiber inorganic composite product and production method thereof | |
| Felekoğlu | A comparative study on the performance of sands rich and poor in fines in self-compacting concrete | |
| Li et al. | Filler technology of adding granite dust to reduce cement content and increase strength of mortar | |
| Pedro et al. | Mortars made with fine granulate from shredded tires |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |