CN106589862A - Wood-imitation material for 3D printing and preparation method thereof - Google Patents
Wood-imitation material for 3D printing and preparation method thereof Download PDFInfo
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- CN106589862A CN106589862A CN201510678582.3A CN201510678582A CN106589862A CN 106589862 A CN106589862 A CN 106589862A CN 201510678582 A CN201510678582 A CN 201510678582A CN 106589862 A CN106589862 A CN 106589862A
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Abstract
The invention provides a wood-imitation material for 3D printing and a preparation method thereof. The wood-imitation material is characterized in that the composite material comprises the following components in parts by mass: 60-100 parts of PLA, 10-15 parts of wood flour, 2-7 parts of a compatilizer, 2-3 parts of a coupling agent, 2-6 parts of a lubricating agent, 2-5 parts of glass beads and 1-2 parts of white masterbatch. The material is low-carbon and environment-friendly, can be cyclically recovered and reused to the 100 percent, has natural proximity of wood, can generate aromatic odor of natural wood when printed, has good dimensional stability without hole plugging and warping and has low requirements on processing conditions, and the manufactured product has better physical and mechanical properties and strong weather resistance such as acid and alkali resistance, moth prevention and ultraviolet resistance.
Description
Technical field
The present invention relates to a kind of 3D printing consumptive material, specially 3D printing is prepared with imitated wood material.
Background technology
3D printing technique occurs having more than 20 years history so far, and the technology is based on discrete dynamics models principle, is a kind of advanced increases material manufacturing technology.At present existing 3D printing consumptive material is mainly the materials such as single PLA, ABS, PVA, but above material has the limitation of itself, and the relatively costly of PLA material, material are easy for deformation, easy occluding device nozzle more than 55 DEG C；ABS material is more sensitive to temperature and shear rate, and in process abnormal smells from the patient is heavy, yielding and weatherability is poor；And PVA water-soluble materials are mainly used in printing support type material, consumption is few, and PVA can produce toxic gas when decomposing.In a word, in the market widely used 3D printing consumptive material has the shortcomings that price height, high energy consumption, complicated harsh, the difficult molding of processing conditionss requirement, easy fracture.
Therefore, need to find a kind of 3D printing consumptive material, it is not only cheap, green low-carbon environment-friendly, good stability of the dimension, intensity are high, have the advantages that in the course of processing not plug-hole, not fracture of wire, without buckling deformation, and the product for being produced has preferable physical and mechanical propertiess and weatherability.
The content of the invention
For the problems of above-mentioned prior art, it is an object of the invention to provide a kind of cheap, low-carbon environment-friendly, very circulation and stress can recycle, natural friendliness with timber, can produce when printing natural wood aromatic odor, good stability of the dimension, not plug-hole, non-warpage, processing conditionss requirement it is low, and product 3D printing consumptive material of weatherability and preparation method thereof such as have preferable physical and mechanical propertiess and acid and alkali-resistance, Anti-moth-eating, ultraviolet-resistent property ability strong.
To reach above-mentioned purpose, the technical solution adopted in the present invention is：
One kind is used for 3D printing imitated wood material, it is characterised in that the component of the composite and the mass fraction of each component are as follows：PLA60-100 parts；Wood powder 10-15 parts；Compatilizer 2-7 parts；Coupling agent 2-3 parts；Lubricant 2-6 parts；Glass microballoon 2-5 parts；White mother's 1-2 parts.
Further, described PLA is polylactic acid that melt index is 5.
Further, described wood powder particle diameter is more than 400 mesh.
Further, described compatilizer is that maleic anhydride is grafted PLA compatilizers；Described coupling agent is the one kind in silane coupler；Described lubricant is the mixture of two or more in paraffin, Tissuemat E, ethylene bis stearic acid amide, the acrylic copolymer of ethylene one, stearic acid, zinc stearate；Described toughener is poly- (succinic acid of adipic acid one) butanediol copolyester.
Present invention also offers a kind of preparation method for 3D printing imitated wood material, it is characterised in that the method is comprised the following steps that：
1) wood powder is put in microwave dryer and is dried more than 6 hours with 60 DEG C -80 DEG C of temperature so as to which water content is down to less than 2%；
2) wood powder being dried to obtain, glass microballoon, coupling agent are added in high-speed mixer carries out activation processing, is sufficiently mixed 5-10 minutes, obtains mixture；
3) mixture obtained in step 2 is added in duoble cone-type blender and mixes 50 minutes to being uniformly dispersed with PLA, compatilizer, lubricant, glass microballoon, white mother, obtain premix material；
4) premix material of mix homogeneously is added in planetary-screw comminutor carries out extruding pelletization, and wherein planetary-screw comminutor barrel heat temperature in each area from charge door to head is followed successively by：One 150 DEG C -160 DEG C of area, 160 DEG C -170 DEG C of 2nd area, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；
5) particulate material obtained in step 4 is added to into the extrusion wire drawing of 35mm Φ 3D printings production line, controls a diameter of the 1 of silk material.75mm.Wherein charge door is followed successively by the barrel heat temperature in each area of head：One 140 DEG C -160 DEG C of area, 2 160 DEG C -170 DEG C, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；
6) silk material is wound into finished product after tank cooling into coil winder.
Beneficial effects of the present invention：Bio-based imitated wood material for 3D printing of the present invention and preparation method thereof has advantages below：
1) the characteristics of adding wood powder to cause product to have timber in component, the i.e. fragrance with timber, can follow closely, can bore, can dig, can japanning；
2) paper pulp is added in component, the raw material sources are wide, is easily reclaimed, it is degradable therefore with low cost；And draw ratio is big, can significantly improve the dimensional stability and mechanical property of product；
3) in composite preparation process, according to the physical property of different component, select different mixing apparatus to be mixed at twice, be conducive to the surface active of wood powder and inorganic matters, improve the interface compatibility of material；
4) extruding pelletization of material is carried out using planetary-screw comminutor, the dispersion of material in planetary-screw comminutor evenly, is plastified more abundant such that it is able to obtain homogeneous feed particulate material.
Specific embodiment
Embodiment one
The wood powder of 30 part of 400 mesh is weighed by mass fraction, is put in microwave dryer and is dried 6 hours with 60 DEG C of temperature so as to which water content is down to 2%；Be dried to obtain 10 parts of wood powders, 5 parts of silane couplers are added in high-speed mixer and carry out activation processing, is sufficiently mixed 10 minutes, obtain mixture；PLA that said mixture, melt index are 5, the lubricant of the double stearic acid phthalein amine mixing of 5 parts of maleic anhydrides grafting PLA compatilizers, 2 parts of Tissuemat Es and ethylenes, 2 parts of poly- (succinic acid of adipic acid one) butanediol copolyester toughener are added in duoble cone-type blender and mix 30 minutes to being uniformly dispersed, premix material is obtained；The premix material of mix homogeneously is added in planetary-screw comminutor carries out extruding pelletization, and wherein planetary-screw comminutor barrel heat temperature in each area from charge door to head is followed successively by：One 150 DEG C -160 DEG C of area, 160 DEG C -170 DEG C of 2nd area, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；Particulate material obtained above is carried out into extrusion wire drawing, a diameter of 1.75mm of silk material is controlled；Wherein charge door is followed successively by the barrel heat temperature in each area of head：One 140 DEG C -160 DEG C of area, 2 160 DEG C -170 DEG C, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；The silk material is wound into finished product after tank cooling into coil winder.
Claims (5)
1. a kind of 3D printing imitated wood material and preparation method thereof, it is characterised in that the component of the composite and the mass fraction of each component are as follows：PLA60-100 parts；Wood powder 10-15 parts；Compatilizer 2-7 parts；Coupling agent 2-3 parts；Lubricant 2-6 parts；Glass microballoon 2-5 parts；White mother's 1-2 parts.
2. according to claim 1 for 3D printing imitated wood material, it is characterised in that：Described PLA is polylactic acid that melt index is 5.
3. according to claim 1 for 3D printing imitated wood material, it is characterised in that：Described wood powder particle diameter is 400 mesh.
4. according to claim 1 for 3D printing imitated wood material, it is characterised in that：Described compatilizer is that maleic anhydride is grafted PLA compatilizers；Described coupling agent is the one kind in silane coupler；Described lubricant is the mixture of two or more in paraffin, Tissuemat E, ethylene bis stearic acid amide, the acrylic copolymer of ethylene one, stearic acid, zinc stearate.
5. the preparation method for 3D printing imitated wood material according to any one of claim 1-4, it is characterised in that the method is comprised the following steps that：
1) wood powder is put in microwave dryer and is dried more than 6 hours with 60 DEG C -80 DEG C of temperature so as to which water content is down to less than 2%；
2) wood powder being dried to obtain, coupling agent are added in high-speed mixer carries out activation processing, is sufficiently mixed 5-10 minutes, obtains mixture；
3) mixture obtained in step 2 is added in duoble cone-type blender and mixes 50 minutes to being uniformly dispersed with PLA, compatilizer, lubricant, glass microballoon, white mother, obtain premix material；
4) premix material of mix homogeneously is added in planetary-screw comminutor carries out extruding pelletization, and wherein planetary-screw comminutor barrel heat temperature in each area from charge door to head is followed successively by：One 150 DEG C -160 DEG C of area, 160 DEG C -170 DEG C of 2nd area, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；
5) particulate material obtained in step 4 is added to into the extrusion wire drawing of 35mm Φ 3D printings production line, controls a diameter of 1.75mm of silk material;Wherein charge door is followed successively by the barrel heat temperature in each area of head：One 140 DEG C -160 DEG C of area, 2 160 DEG C -170 DEG C, 170 DEG C -180 DEG C of 3rd area, 160 DEG C -170 DEG C of 4th area；
6) silk material is wound into finished product after tank cooling into coil winder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678582.3A CN106589862A (en) | 2015-10-20 | 2015-10-20 | Wood-imitation material for 3D printing and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678582.3A CN106589862A (en) | 2015-10-20 | 2015-10-20 | Wood-imitation material for 3D printing and preparation method thereof |
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| CN106589862A true CN106589862A (en) | 2017-04-26 |
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| CN201510678582.3A Pending CN106589862A (en) | 2015-10-20 | 2015-10-20 | Wood-imitation material for 3D printing and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107698951A (en) * | 2017-10-27 | 2018-02-16 | 浙江新力新材料股份有限公司 | A kind of PLA/cellulose Biobased degradable composite material and preparation method thereof |
| CN108485218A (en) * | 2018-04-10 | 2018-09-04 | 桂林航天工业学院 | Shell powder enhances polylactic acid silk material and preparation method thereof and 3D printing |
| CN114106540A (en) * | 2021-12-28 | 2022-03-01 | 黑龙江鑫达企业集团有限公司 | PLA/wood powder composite wire for FDM3D printing and preparation method thereof |
-
2015
- 2015-10-20 CN CN201510678582.3A patent/CN106589862A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107698951A (en) * | 2017-10-27 | 2018-02-16 | 浙江新力新材料股份有限公司 | A kind of PLA/cellulose Biobased degradable composite material and preparation method thereof |
| CN108485218A (en) * | 2018-04-10 | 2018-09-04 | 桂林航天工业学院 | Shell powder enhances polylactic acid silk material and preparation method thereof and 3D printing |
| CN114106540A (en) * | 2021-12-28 | 2022-03-01 | 黑龙江鑫达企业集团有限公司 | PLA/wood powder composite wire for FDM3D printing and preparation method thereof |
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Application publication date: 20170426 |