CN106956437A - A kind of method for improving 3D printing transparent material surface translucency - Google Patents

A kind of method for improving 3D printing transparent material surface translucency Download PDF

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Publication number
CN106956437A
CN106956437A CN201710234123.5A CN201710234123A CN106956437A CN 106956437 A CN106956437 A CN 106956437A CN 201710234123 A CN201710234123 A CN 201710234123A CN 106956437 A CN106956437 A CN 106956437A
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CN
China
Prior art keywords
dropping
printing
crystal glue
mixed liquor
transparent material
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.)
Withdrawn
Application number
CN201710234123.5A
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Chinese (zh)
Inventor
王洪凯
惠利博
刘月
潘杭
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Dalian University of Technology
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Dalian University of Technology
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Filing date
Publication date
Application filed by Dalian University of Technology filed Critical Dalian University of Technology
Priority to CN201710234123.5A priority Critical patent/CN106956437A/en
Publication of CN106956437A publication Critical patent/CN106956437A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE 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
    • B33Y40/00Auxiliary operations or equipment, e.g. for material handling

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)

Abstract

The invention provides a kind of method for improving 3D printing transparent material surface translucency, belong to 3D printing object transparence applied technical field, at normal temperatures, epoxy resin crystal glue-dropping and curing agent crystal glue-dropping are 2.5~3.5 according to volume ratio:1 mixing, stirring to the sticky mixed liquor of water white transparency;The mixed liquor that step (1) is obtained uniformly is applied to 3D printing body surface, and coating layer thickness is 1mm~3mm;Wherein, described 3D printing object is made up of transparent material;Solidification:The 3D printing object that step (2) is smeared is placed under 60~70 DEG C of temperature conditionss, is solidified 16~24min, mixed liquor is solidificated in 3D printing body surface.The curable materials of the present invention carry out high-temperature heating, so as to improve rate of setting, improve production and processing efficiency.The process step of the invention is simple, processing speed is fast, the cost of raw material is cheap, it is adaptable to promote.

Description

A kind of method for improving 3D printing transparent material surface translucency
Technical field
The invention belongs to 3D printing object transparence applied technical field, and in particular to one kind is transparent for improving 3D printing The method of material surface translucency.
Background technology
In recent years, with the high speed development of 3D printing (3DP) technology, its popularize more and more extensively, be usually used in Making mold, The fields such as industrial design, after be gradually available for the direct manufactures of some products.Meanwhile, the technology jewelry, footwear industry design, build Build, engineering and construction (AEC), automobile, Aero-Space, dentistry and medical industries, education, GIS-Geographic Information System, civil engineering, rifle Branch and other field have application, as an important easily technology in people's life, production, research.
With 3D printing technique increasingly enhanced application in real life production, its limiting factor and deficiency are also further convex It is aobvious.Wherein, medical domain, jewelry, industry manufacture are gradually increased weight for the demand of highly transparent material, are aided in such as medical science cognitive Fusion is applied in prostate puncture and biopsy, prepares transparent conductive electrode etc., and existing 3D printing technique is difficult to meet this One demand.Chemical polymerization thing is used existing 3D printing material, its products formed model surface smoothness is not good enough more, influence regarding for product Feel transparency.Polishing grinding is more conventional later stage reconditioning mode, but the precision of print object at present, and shape etc. is to polishing Polishing brings difficulty and limitation.Therefore, although the preferable 3D printing material of transparency has been developed at present, market shows Some low and middle-end 3D printing equipment is but difficult to produce the preferable finished product of transparent effect, generally requires later stage sanding and polishing to improve The transparency of finished product.And polishing grinding technical matters is complicated, and it is difficult to handle tiny or deeply internal groove structure, thus it is anxious Need more easily post-processing technology improve the transparency of 3D printing product.
This post processing processing technology that highly transparent is carried out for 3D printing transparent material finished product of the present invention, This present situation will be greatly improved, while avoiding numerous and diverse process, high equipment requirement, financial cost is low, operation is real It is strong with property, popularization on a large scale, input can be done.
The content of the invention
It is an object of the invention to provide a kind of surface translucency method for being used to improve 3D printing transparent material, so as to reach To the technique of augmented transparency,
Technical scheme:
A kind of method for improving 3D printing transparent material surface translucency, step is as follows:
(1) at normal temperatures, epoxy resin crystal glue-dropping and curing agent crystal glue-dropping are 2.5~3.5 according to volume ratio:1 mixes Close, stirring to the sticky mixed liquor of water white transparency;
(2) mixed liquor for obtaining step (1) is uniformly applied to 3D printing body surface, and coating layer thickness is 1mm~3mm; Wherein, described 3D printing object is made up of transparent material;
(3) solidify:The 3D printing object that step (2) is smeared is placed under 60~70 DEG C of temperature conditionss, and solidification 16~ 24min, makes mixed liquor be solidificated in 3D printing body surface.
Epoxy resin crystal glue-dropping and curing agent crystal glue-dropping in step (1) can use the transparent normal temperature epoxy casting glues of A/B Replace, wherein, compare A by with weight:B=1:1 mixing, condition of cure:Lower 24 hours of 25 DEG C of temperature conditionss or 60 DEG C of temperature conditionss Lower 2 hours.
Epoxy resin crystal glue-dropping and curing agent crystal glue-dropping in step (1) can be replaced with oxygen tree fat AB polyester resins, be pressed Compare A with weight:B=1:1 mixing.
Epoxy resin crystal glue-dropping and curing agent crystal glue-dropping in step (1) can use 302AB glue, compare A by with weight:B =1:1 mixing.
The technique is divided into two parts, and one is the surface that 3D printing transparent substance is improved using curable fluent material Translucency, so as to reach the effect of augmented transparency, two be the side using high-temperature heating accelerating liquid material solidification speed Method.The general surface roughness of finished product that 3D printing is now printed is higher, and refraction and diffusing characteristic diffuser due to light can cause finished product Integral light-transmitting degree it is relatively low, the technique is uniformly applied to its surface using curable fluent material, the roughness of improved surface, The refraction and diffusing reflection of light are reduced, so as to improve its whole clearing degree.Curable materials carry out high-temperature heating, so as to improve solidifying Speed is tied, production and processing efficiency is improved.This processing step is simple, processing speed is fast, the cost of raw material is cheap, it is adaptable to promote.
Embodiment
Below in conjunction with technical scheme, the embodiment of the present invention is further illustrated.
Embodiment
1. 3D printing object is placed on experimental bench, it using transparent 3D printing material by being made, but due to surface light Slippery is not good and influences visual clarity.
2. by epoxy resin crystal glue-dropping and curing agent crystal glue-dropping with 3:Mixed in the beaker of 1 volume ratio at normal temperatures Close, be evenly stirred until the sticky admixture of water white transparency.
3. mixed liquor is dipped with glass bar is uniformly applied to 3D printing body surface, to various sizes of details and groove phase The glass bar of different-diameter should be used to smear, it is 1mm~3mm to make coating layer thickness.
4. the model that painting is wiped is positioned in heating furnace and heated, 65 degree of constant temperature, duration 20 minutes can solidify mixed liquor In body surface.

Claims (4)

1. a kind of method for improving 3D printing transparent material surface translucency, it is characterised in that step is as follows:
(1) at normal temperatures, epoxy resin crystal glue-dropping and curing agent crystal glue-dropping are 2.5~3.5 according to volume ratio:1 mixing, is stirred Mix to the sticky mixed liquor of water white transparency;
(2) mixed liquor for obtaining step (1) is uniformly applied to 3D printing body surface, and coating layer thickness is 1mm~3mm;Wherein, Described 3D printing object is made up of transparent material;
(3) solidify:The 3D printing object that step (2) is smeared is placed under 60~70 DEG C of temperature conditionss, is solidified 16~24min, is made Mixed liquor is solidificated in 3D printing body surface.
2. according to the method described in claim 1, it is characterised in that epoxy resin crystal glue-dropping and curing agent in step (1) Crystal glue-dropping is replaced with the transparent normal temperature epoxy casting glues of A/B, wherein, compare A by with weight:B=1:1 mixing, condition of cure:25℃ 2h under 24h or 60 DEG C of temperature conditions under temperature conditionss.
3. according to the method described in claim 1, it is characterised in that epoxy resin crystal glue-dropping and curing agent in step (1) Crystal glue-dropping can be replaced with oxygen tree fat AB polyester resins, compare A by with weight:B=1:1 mixing.
4. according to the method described in claim 1, it is characterised in that epoxy resin crystal glue-dropping and curing agent in step (1) Crystal glue-dropping can use 302AB glue, compare A by with weight:B=1:1 mixing.
CN201710234123.5A 2017-04-12 2017-04-12 A kind of method for improving 3D printing transparent material surface translucency Withdrawn CN106956437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710234123.5A CN106956437A (en) 2017-04-12 2017-04-12 A kind of method for improving 3D printing transparent material surface translucency

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710234123.5A CN106956437A (en) 2017-04-12 2017-04-12 A kind of method for improving 3D printing transparent material surface translucency

Publications (1)

Publication Number Publication Date
CN106956437A true CN106956437A (en) 2017-07-18

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CN201710234123.5A Withdrawn CN106956437A (en) 2017-04-12 2017-04-12 A kind of method for improving 3D printing transparent material surface translucency

Country Status (1)

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CN (1) CN106956437A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825715A (en) * 2017-12-14 2018-03-23 广州形优科技有限公司 A kind of method for improving Polyjet technology transparent material printer model transparencies
WO2019185342A1 (en) * 2018-03-28 2019-10-03 Henkel IP & Holding GmbH Three-dimensional articles made by additive manufacturing having reduced surface haze
CN111730863A (en) * 2020-07-30 2020-10-02 华北理工大学 Polishing method for 3D printed teeth

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003235A (en) * 2006-12-26 2007-07-25 罗光荣 Method of dropping glue for plate glass and crystal in art preparation, and dedicated painting gun
CN103496282A (en) * 2013-10-22 2014-01-08 丁小彬 Technology for manufacturing jade digital image and video product
CN104732861A (en) * 2015-02-06 2015-06-24 淮阴工学院 Technology for making engine physical anatomy teaching tool

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101003235A (en) * 2006-12-26 2007-07-25 罗光荣 Method of dropping glue for plate glass and crystal in art preparation, and dedicated painting gun
CN103496282A (en) * 2013-10-22 2014-01-08 丁小彬 Technology for manufacturing jade digital image and video product
CN104732861A (en) * 2015-02-06 2015-06-24 淮阴工学院 Technology for making engine physical anatomy teaching tool

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825715A (en) * 2017-12-14 2018-03-23 广州形优科技有限公司 A kind of method for improving Polyjet technology transparent material printer model transparencies
WO2019185342A1 (en) * 2018-03-28 2019-10-03 Henkel IP & Holding GmbH Three-dimensional articles made by additive manufacturing having reduced surface haze
CN111971349A (en) * 2018-03-28 2020-11-20 汉高知识产权控股有限责任公司 Three-dimensional articles made by additive manufacturing with reduced surface haze
CN111971349B (en) * 2018-03-28 2022-04-05 汉高知识产权控股有限责任公司 Three-dimensional articles made by additive manufacturing with reduced surface haze
TWI815867B (en) * 2018-03-28 2023-09-21 德商漢高股份有限及兩合公司 Three-dimensional articles made by additive manufacturing having reduced surface haze
US12084591B2 (en) 2018-03-28 2024-09-10 Henkel Ag & Co. Kgaa Three-dimensional articles made by additive manufacturing having reduced surface haze
CN111730863A (en) * 2020-07-30 2020-10-02 华北理工大学 Polishing method for 3D printed teeth

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Application publication date: 20170718

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