阅读说明：本技术 一种用于建筑3d打印快速成型的材料及其制备方法 (Material for building 3D printing rapid prototyping and preparation method thereof ) 是由 刘翰廷 吴长忠 于 2021-02-22 设计创作，主要内容包括：本发明适用3D打印领域,提供一种用于建筑3D打印快速成型的材料,包括原料和水,其中水占原料的质量百分比为10-13%,所述原料包括以下重量份的组分：ABS工程塑料80-100份、百力摩丙乳3-5份、炭黑0.2-0.4份、石墨烯8-10份、粘土10-12份、耐碱玻璃短纤维0.1-0.3、光引发剂1-3份、聚乙烯醇10-12份和偶联剂0.5-0.7份；通过ABS工程塑料和光引发剂的联合使用可在打印后快速干燥,利于快速成型。(The invention is suitable for the field of 3D printing, and provides a material for building 3D printing rapid prototyping, which comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight: 80-100 parts of ABS engineering plastic, 3-5 parts of Baili propyl emulsion, 0.2-0.4 part of carbon black, 8-10 parts of graphene, 10-12 parts of clay, 0.1-0.3 part of alkali-resistant glass short fiber, 1-3 parts of photoinitiator, 10-12 parts of polyvinyl alcohol and 0.5-0.7 part of coupling agent; the ABS engineering plastic and the photoinitiator can be used together to quickly dry after printing, which is beneficial to quick forming.)

1. The material for building 3D printing rapid prototyping is characterized by comprising raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

80-100 parts of ABS engineering plastic, 3-5 parts of Baili propyl emulsion, 0.2-0.4 part of carbon black, 8-10 parts of graphene, 10-12 parts of clay, 0.1-0.3 part of alkali-resistant glass short fiber, 1-3 parts of photoinitiator, 10-12 parts of polyvinyl alcohol and 0.5-0.7 part of coupling agent.

2. The material for building 3D printing rapid prototyping according to claim 1, wherein the raw materials comprise the following components in parts by weight:

85-95 parts of ABS engineering plastic, 3.5-4.5 parts of Baili propyl emulsion, 0.25-0.35 part of carbon black, 8.5-9.5 parts of graphene, 10.5-11.5 parts of clay, 0.15-0.25 part of alkali-resistant short glass fiber, 1.5-2.5 parts of photoinitiator, 10.5-11.5 parts of polyvinyl alcohol and 0.55-0.65 part of coupling agent.

3. The material for building 3D printing rapid prototyping according to claim 1, wherein the raw materials comprise the following components in parts by weight:

90 parts of ABS engineering plastic, 4 parts of Baili propyl emulsion, 0.3 part of carbon black, 9 parts of graphene, 11 parts of clay, 0.2 part of alkali-resistant glass short fiber, 2 parts of photoinitiator, 11 parts of polyvinyl alcohol and 0.6 part of coupling agent.

4. The material for building 3D printing rapid prototyping as set forth in claim 1, wherein the photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-propanone, 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) butanone, and 1-hydroxycyclohexyl phenyl methanone.

5. The material for building 3D printing rapid prototyping as set forth in claim 1, wherein the coupling agent is one or more of γ - (2, 3-epoxypropoxy) propyltrimethoxysilane, N- (β -aminoethyl) - γ -aminopropyltrimethoxysilane, N- β - (aminoethyl) - γ -aminopropylmethyldimethoxysilane.

6. The preparation method of the material for building 3D printing rapid prototyping according to claim 1, characterized by comprising the following steps:

according to parts by weight, uniformly mixing 80-100 parts of dried ABS engineering plastic, 0.2-0.4 part of carbon black, 8-10 parts of graphene, 0.1-0.3 part of alkali-resistant glass short fiber, 1-3 parts of photoinitiator, 10-12 parts of polyvinyl alcohol and 0.5-0.7 part of coupling agent, putting the mixture into a conical double-screw extruder, melting at 180-200 ℃, extruding and granulating, wherein the temperature of a charging barrel is as follows: 150-170 ℃ of a hopper part, 180-200 ℃ of the front part of a charging barrel, 180-190 ℃ of a die head, 190-210 ℃ of a die and 150-180 r/min of screw rotation speed to obtain a mixture A;

crushing and grinding the mixture A to 200-220 meshes to obtain powder A:

weighing 10-12 parts of clay according to the parts by weight, calcining for 4-5 hours at the temperature of 390-410 ℃, cooling to 30-40 ℃, crushing to 200-220 meshes, grinding for 1-2 hours, and drying to obtain powder B;

and then mixing and stirring the mixture A and the powder B, adding water, mixing for 30min at the speed of 120-150 r/min, and drying for 5-6h to obtain the 3D printing material.

7. The method for preparing the building 3D printing rapid prototyping material as set forth in claim 6, wherein in the step 4), the 3D printing material is obtained after drying for 5-6h at the temperature of 60-80 ℃.

Technical Field

The invention belongs to the field of 3D printing, and particularly relates to a material for building 3D printing rapid prototyping and a preparation method thereof.

Background

3D printing is a technology for building objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, and was first introduced in the united states in the mid-20 th century and 80 s.

The 3D printing is often used for manufacturing models in the fields of mold manufacturing, industrial design, etc., and then gradually used for direct manufacturing of some products, which has a profound influence on the traditional process flow, production line, factory model, and industrial chain combination, and is a typical subversive technology in the manufacturing industry.

Large items such as bicycle frames, automobile steering wheels and even airplane parts require larger printers and larger storage spaces, and this technology is now used in many fields, and people use it to make clothing, buildings, automobiles, etc. The 3D printing technology has good application prospect in the field of buildings.

The current material that is used for building 3D to print drying rate after printing is slower to be unfavorable for rapid prototyping, can influence product quality.

Disclosure of Invention

The invention provides a material for building 3D printing rapid prototyping, which comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components: ABS engineering plastics, Baili methyl acrylic emulsion, carbon black, graphene, clay, alkali-resistant short glass fibers, a photoinitiator, polyvinyl alcohol and a coupling agent, and the ABS engineering plastics and the photoinitiator can be used together to dry quickly after printing, so that the ABS engineering plastics and the photoinitiator are favorable for quick forming.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a material for building 3D printing rapid prototyping, which comprises a raw material and water, wherein the water accounts for 10-13% of the raw material by mass, and the raw material comprises the following components in parts by weight:

80-100 parts of ABS engineering plastic, 3-5 parts of Baili propyl emulsion, 0.2-0.4 part of carbon black, 8-10 parts of graphene, 10-12 parts of clay, 0.1-0.3 part of alkali-resistant glass short fiber, 1-3 parts of photoinitiator, 10-12 parts of polyvinyl alcohol and 0.5-0.7 part of coupling agent.

Preferably, the material for building 3D printing rapid prototyping comprises the following components in parts by weight:

85-95 parts of ABS engineering plastic, 3.5-4.5 parts of Baili propyl emulsion, 0.25-0.35 part of carbon black, 8.5-9.5 parts of graphene, 10.5-11.5 parts of clay, 0.15-0.25 part of alkali-resistant short glass fiber, 1.5-2.5 parts of photoinitiator, 10.5-11.5 parts of polyvinyl alcohol and 0.55-0.65 part of coupling agent.

Preferably, the material for building 3D printing rapid prototyping comprises the following components in parts by weight:

90 parts of ABS engineering plastic, 4 parts of Baili propyl emulsion, 0.3 part of carbon black, 9 parts of graphene, 11 parts of clay, 0.2 part of alkali-resistant glass short fiber, 2 parts of photoinitiator, 11 parts of polyvinyl alcohol and 0.6 part of coupling agent.

Preferably, the photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

Preferably, the coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

Preferably, the preparation method of the material for building 3D printing rapid prototyping comprises the following steps:

(1) according to parts by weight, uniformly mixing 80-100 parts of dried ABS engineering plastic, 0.2-0.4 part of carbon black, 8-10 parts of graphene, 0.1-0.3 part of alkali-resistant glass short fiber, 1-3 parts of photoinitiator, 10-12 parts of polyvinyl alcohol and 0.5-0.7 part of coupling agent, putting the mixture into a conical double-screw extruder, melting at 180-200 ℃, extruding and granulating, wherein the temperature of a charging barrel is as follows: 150-170 ℃ of a hopper part, 180-200 ℃ of the front part of a charging barrel, 180-190 ℃ of a die head, 190-210 ℃ of a die and 150-180 r/min of screw rotation speed to obtain a mixture A;

(2) crushing and grinding the mixture A to 200-220 meshes to obtain powder A:

weighing 10-12 parts of clay according to the parts by weight, calcining for 4-5 hours at the temperature of 390-410 ℃, cooling to 30-40 ℃, crushing to 200-220 meshes, grinding for 1-2 hours, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing for 30min at the speed of 120-150 r/min, and drying for 5-6h to obtain the 3D printing material.

Preferably, the preparation method of the material for building 3D printing rapid prototyping comprises the step 4) of drying for 5-6 hours at the temperature of 60-80 ℃ to obtain the 3D printing material.

In summary, due to the adoption of the technical scheme, the method has the following beneficial effects:

the invention provides a material for building 3D printing rapid prototyping, which comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components: ABS engineering plastics, Baili methyl acrylic emulsion, carbon black, graphene, clay, alkali-resistant short glass fibers, a photoinitiator, polyvinyl alcohol and a coupling agent, and the ABS engineering plastics and the photoinitiator can be used together to dry quickly after printing, so that the ABS engineering plastics and the photoinitiator are favorable for quick forming.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The existing material for building 3D printing is low in drying speed after being printed, so that the material is not beneficial to rapid forming and can influence the product quality.

Example 1

The material for building 3D printing rapid prototyping comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

80 parts of ABS engineering plastic, 3 parts of Baili propyl emulsion, 0.2 part of carbon black, 8 parts of graphene, 10 parts of clay, 0.1 part of alkali-resistant glass short fiber, 1 part of photoinitiator, 10 parts of polyvinyl alcohol and 0.5 part of coupling agent.

The photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinyl phenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

The coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

A preparation method of a material for building 3D printing rapid prototyping comprises the following steps:

(1) according to the weight parts, 80 parts of dried ABS engineering plastic, 0.2 part of carbon black, 8 parts of graphene, 0.1 part of alkali-resistant glass short fiber, 1 part of photoinitiator, 10 parts of polyvinyl alcohol and 0.5 part of coupling agent are uniformly mixed and put into a conical double-screw extruder, and are melted and extruded and granulated under the condition of 180 ℃, wherein the temperature of a charging barrel is as follows: 150 ℃ of a hopper part, 180 ℃ of the front part of a charging barrel, 180 ℃ of a die head, 190 ℃ of a die and 150r/min of screw rotation speed to obtain a mixture A;

(2) grinding the mixture A to 200 meshes to obtain powder A:

weighing 10 parts of clay according to the parts by weight, calcining for 4 hours at the temperature of 390 ℃ CC, cooling to 30 ℃, crushing to 200 meshes, grinding for 1 hour, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing at 120r/min for 30min, and drying at 60 ℃ for 5h to obtain the 3D printing material.

Example 2

The material for building 3D printing rapid prototyping comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

85 parts of ABS engineering plastic, 3.5 parts of Baili propyl emulsion, 0.25 part of carbon black, 8.5 parts of graphene, 10.5 parts of clay, 0.15 part of alkali-resistant glass short fiber, 1.5 parts of photoinitiator, 10.5 parts of polyvinyl alcohol and 0.55 part of coupling agent.

The photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinyl phenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

The coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

A preparation method of a material for building 3D printing rapid prototyping comprises the following steps:

(1) according to the weight parts, 85 parts of dried ABS engineering plastic, 0.25 part of carbon black, 8.5 parts of graphene, 0.15 part of alkali-resistant glass short fiber, 1.5 parts of photoinitiator, 10.5 parts of polyvinyl alcohol and 0.55 part of coupling agent are uniformly mixed and put into a conical double-screw extruder, melting is carried out at 180 ℃, and extrusion granulation is carried out, wherein the temperature of a charging barrel is as follows: 150 ℃ of a hopper part, 180 ℃ of the front part of a charging barrel, 180 ℃ of a die head, 190 ℃ of a die and 150r/min of screw rotation speed to obtain a mixture A;

(2) grinding the mixture A to 200 meshes to obtain powder A:

weighing 10.5 parts of clay according to the parts by weight, calcining for 4 hours at the temperature of 390 ℃ CC, cooling to 30 ℃, crushing to 200 meshes, grinding for 1 hour, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing at 120r/min for 30min, and drying at 60 ℃ for 5h to obtain the 3D printing material.

Example 3

The material for building 3D printing rapid prototyping comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

90 parts of ABS engineering plastic, 4 parts of Baili propyl emulsion, 0.3 part of carbon black, 9 parts of graphene, 11 parts of clay, 0.2 part of alkali-resistant glass short fiber, 2 parts of photoinitiator, 11 parts of polyvinyl alcohol and 0.6 part of coupling agent.

The photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinyl phenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

The coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

A preparation method of a material for building 3D printing rapid prototyping comprises the following steps:

(1) according to the weight parts, 90 parts of dried ABS engineering plastic, 0.3 part of carbon black, 9 parts of graphene, 0.2 part of alkali-resistant glass short fiber, 2 parts of photoinitiator, 11 parts of polyvinyl alcohol and 0.6 part of coupling agent are uniformly mixed and put into a conical double-screw extruder, and are melted and extruded and granulated under the condition of 180 ℃, wherein the temperature of a charging barrel is as follows: 150 ℃ of a hopper part, 180 ℃ of the front part of a charging barrel, 180 ℃ of a die head, 190 ℃ of a die and 150r/min of screw rotation speed to obtain a mixture A;

(2) grinding the mixture A to 200 meshes to obtain powder A:

weighing 11 parts of clay in corresponding parts by weight, calcining for 4 hours at the temperature of 390 ℃ CC, cooling to 30 ℃, crushing to 200 meshes, grinding for 1 hour, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing at 120r/min for 30min, and drying at 60 ℃ for 5h to obtain the 3D printing material.

Example 4

The material for building 3D printing rapid prototyping comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

95 parts of ABS engineering plastic, 4.5 parts of Baili propyl emulsion, 0.35 part of carbon black, 9.5 parts of graphene, 11.5 parts of clay, 0.25 part of alkali-resistant glass short fiber, 2.5 parts of photoinitiator, 11.5 parts of polyvinyl alcohol and 0.65 part of coupling agent.

The photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinyl phenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

The coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

A preparation method of a material for building 3D printing rapid prototyping comprises the following steps:

(1) according to the weight parts, 95 parts of dried ABS engineering plastic, 0.35 part of carbon black, 9.5 parts of graphene, 0.25 part of alkali-resistant glass short fiber, 2.5 parts of photoinitiator, 11.5 parts of polyvinyl alcohol and 0.65 part of coupling agent are uniformly mixed and put into a conical double-screw extruder, melting is carried out at 180 ℃, and extrusion granulation is carried out, wherein the temperature of a charging barrel is as follows: 150 ℃ of a hopper part, 180 ℃ of the front part of a charging barrel, 180 ℃ of a die head, 190 ℃ of a die and 150r/min of screw rotation speed to obtain a mixture A;

(2) grinding the mixture A to 200 meshes to obtain powder A:

weighing 11.5 parts of clay according to the parts by weight, calcining for 4 hours at the temperature of 390 ℃ CC, cooling to 30 ℃, crushing to 200 meshes, grinding for 1 hour, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing at 120r/min for 30min, and drying at 60 ℃ for 5h to obtain the 3D printing material.

Example 5

The material for building 3D printing rapid prototyping comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components in parts by weight:

100 parts of ABS engineering plastic, 5 parts of Baili propyl emulsion, 0.4 part of carbon black, 10 parts of graphene, 12 parts of clay, 0.4 part of alkali-resistant glass short fiber, 3 parts of photoinitiator, 12 parts of polyvinyl alcohol and 0.7 part of coupling agent.

The photoinitiator comprises any one or more of 2-hydroxy-2-methyl-1-phenyl-1-acetone, 2-benzyl-2-dimethylamino-1- (4-morpholinyl phenyl) butanone and 1-hydroxycyclohexyl phenyl ketone.

The coupling agent is one or more of gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane, N- (beta-aminoethyl) -gamma-aminopropyl trimethoxy silane and N-beta- (aminoethyl) -gamma-aminopropyl methyl dimethoxy silane.

A preparation method of a material for building 3D printing rapid prototyping comprises the following steps:

(1) 100 parts of dried ABS engineering plastic, 0.4 part of carbon black, 10 parts of graphene, 0.3 part of alkali-resistant glass short fiber, 3 parts of photoinitiator, 12 parts of polyvinyl alcohol and 0.7 part of coupling agent are uniformly mixed and put into a conical double-screw extruder according to the parts by weight, and are melted and extruded and granulated under the condition of 180 ℃, wherein the temperature of a charging barrel is as follows: 150 ℃ of a hopper part, 180 ℃ of the front part of a charging barrel, 180 ℃ of a die head, 190 ℃ of a die and 150r/min of screw rotation speed to obtain a mixture A;

(2) grinding the mixture A to 200 meshes to obtain powder A:

weighing 12 parts of clay according to the parts by weight, calcining for 4 hours at the temperature of 390 ℃ CC, cooling to 30 ℃, crushing to 200 meshes, grinding for 1 hour, and drying to obtain powder B;

(3) and then mixing and stirring the mixture A and the powder B, adding water, mixing at 120r/min for 30min, and drying at 60 ℃ for 5h to obtain the 3D printing material.

In summary, the following steps: the invention provides a material for building 3D printing rapid prototyping, which comprises raw materials and water, wherein the water accounts for 10-13% of the raw materials by mass, and the raw materials comprise the following components: ABS engineering plastics, Baili methyl acrylic emulsion, carbon black, graphene, clay, alkali-resistant short glass fibers, a photoinitiator, polyvinyl alcohol and a coupling agent, and the ABS engineering plastics and the photoinitiator can be used together to dry quickly after printing, so that the ABS engineering plastics and the photoinitiator are favorable for quick forming.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.