CN109535743A - Based on FDM technology 3D printing wax material and preparation method thereof - Google Patents
Based on FDM technology 3D printing wax material and preparation method thereof Download PDFInfo
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- CN109535743A CN109535743A CN201811451261.XA CN201811451261A CN109535743A CN 109535743 A CN109535743 A CN 109535743A CN 201811451261 A CN201811451261 A CN 201811451261A CN 109535743 A CN109535743 A CN 109535743A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
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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
- B33Y70/00—Materials specially adapted for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The present invention relates to one kind to be based on FDM technology 3D printing wax material, including the following raw material according to mass fraction: 20 parts -50 parts of pertroleum wax, 10 parts -30 parts of beeswax, 10 parts -30 parts of haze tallow, 5 parts -15 parts of polyethylene wax, 5 parts -15 parts of Petropols, 5 parts -20 parts of toughener, 1 part -10 parts of filler and 0.1 part -1 part of release agent.It is above-mentioned to be based on FDM technology 3D printing wax material, it by using low cost feedstock and rationally controls ratio and obtains.This has the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good based on FDM technology 3D printing wax material.Furthermore, this based on FDM technology 3D printing wax material be prepared based on FDM technology 3D printing wax wire be applied to FDM technology when, demolding performace is good, toughness is strong, is not in weak phenomenon, it will not be adhered between wax wire together, and be not easy to break wax wire in 3D printer intensive work.
Description
Technical field
The present invention relates to 3D printing field of material technology, more particularly to one kind based on FDM technology 3D printing wax material and its
Preparation method.
Background technique
Lost-wax casting, also known as " model casting " refer to and product wax pattern are made with wax material, then coat refractory material on wax pattern surface
Shell is made, then wax pattern shell is made to wax material fusing discharge shell after high temperature bakes, obtain can back-up sand casting casting mold
Founding method.The lost-wax casting processing and forming technology traditional as one, manufacturing cost is low, technique is flexible, can obtain compared with
For complicated and large-scale casting.Although its process flow by improving for many years, mold needed for making complex parts is also
Be it is very time-consuming, Production Time is able to moon calculating, and expense may also reach hundreds of thousands of members.
3D printing as one kind based on digital model file (usually STL or cad file), with plastics, wax or
The materials such as metal realize the technology of object body construction by way of successively stacking, and incorporate among wax-loss casting process, sufficiently
Its advantage is played, the deficiency in traditional handicraft is compensated for, brings considerable economic benefit to casting processing industry.
There are many 3D printing techniques, and printing wax-pattern, such as FDM, SLA, DLP and SLS technology, FDM to be supported (to melt at present
Deposition) technology have the advantages that mechanical structure is simple, design is easy, it is low with maintenance cost etc. to manufacture and by the joyous of vast producer
It meets, occupation rate of market reaches 50% or more.Have currently on the market is partially with pertroleum wax, casting wax, resin and other additions
Wax material is made in agent according to a certain ratio, but performance is all poor.
Summary of the invention
Based on this, it is necessary to for how to solve the problems, such as that the 3D printing wax material performance applied to FDM technology is poor, provide one
Kind of novel high-performance based on FDM technology 3D printing wax material and preparation method thereof.
One kind being based on FDM technology 3D printing wax material, including the following raw material according to mass fraction:
It is above-mentioned to be based on FDM technology 3D printing wax material, it by using low cost feedstock and rationally controls ratio and obtains.This is based on
FDM technology 3D printing wax material has the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good.In addition, FDM skill should be based on
Art 3D printing wax material be prepared based on FDM technology 3D printing wax wire be applied to FDM technology when, demolding performace is good, tough
Property is strong, is not in weak phenomenon, will not adhere between wax wire together, and is not easy to break in 3D printer intensive work
Wax wire.
The pertroleum wax is selected from 58# paraffin, 60# paraffin, 62# paraffin, 64# paraffin, 66# in one of the embodiments,
Paraffin, 70# microwax, 75# microwax, 80# microwax, 85# microwax, 180# microwax, 182# microwax, 185# crystallite
At least one of wax, 682# microwax, 160s microwax and W445 microwax.
The Petropols are selected from C in one of the embodiments,5Petropols, C5Hydrogenated petroleum resin, C9Petroleum tree
Rouge and C9At least one of hydrogenated petroleum resin.
The toughener is selected from EP rubbers, ethylene-butene copolymer, amorphous state α-alkene in one of the embodiments,
Hydrocarbon copolymer, ethylene-vinyl acetate copolymer, polyisobutene, acrylonitrile-butadiene-styrene copolymer, styrene-ethylene-
Butylene-styrene block copolymer, methyl methacrylate-butadiene-styrene terpolymer and styrene-butadiene-
At least one of styrene block copolymer.
The filler is selected from polyethylene terephthalate in one of the embodiments, stryrene divinyl is copolymerized
At least one of object, cellulose acetate and cellulose formiate；The release agent is selected from zinc stearate, magnesium stearate, stearic acid
At least one of calcium and talcum powder.
It is based on FDM technology 3D printing wax material in one of the embodiments, including the following raw material according to mass fraction:
The stabilizer is selected from dibutyl hydroxy toluene, tert-butyl hydroquinone, N- isopropyl in one of the embodiments,
Base-N '-at least one of diphenyl-para-phenylene diamine and DBPC 2,6 ditertiary butyl p cresol；The toner is selected from prosperous platinum SB3422A, prosperous
At least one of platinum SB3602 and Shanghai peace 4382.
One kind being based on FDM technology 3D printing wax wire, is prepared by described based on FDM technology 3D printing wax material.
It is above-mentioned to have the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good based on FDM technology 3D printing wax wire.
When being applied to FDM technology, it is not in weak phenomenon that demolding performace is good, toughness is strong, will not be adhered between wax wire together,
And it is not easy to break wax wire in 3D printer intensive work.
A kind of preparation method based on FDM technology 3D printing wax material, comprising the following steps:
According to mass fraction, by 20 parts -50 parts of pertroleum wax, 10 parts -30 parts of beeswax, 10 parts -30 parts of haze tallow and 5
The polyethylene wax of -15 parts of part mixes, and obtains basic wax liquor behind uniform melt；
According to mass fraction, by 5 parts -15 parts of Petropols, 5 parts -20 parts of toughener, 1 part -10 parts of filler and
0.1 part -1 part of release agent is added in the basic wax liquor, and wax liquor is obtained after being uniformly mixed；And
The wax liquor is filtered and retained filtrate, is obtained based on FDM technology 3D printing wax material.
The above-mentioned preparation method based on FDM technology 3D printing wax material, by the low cost feedstock mixed melting of rational proportion, letter
List is quickly prepared a kind of good based on FDM technology 3D printing with rigidity-toughness balanced, precision height and casting mistake wax performance
Wax material.This based on FDM technology 3D printing wax material be prepared based on FDM technology 3D printing wax wire be applied to FDM technology when,
Demolding performace is good, toughness is strong, is not in weak phenomenon, will not adhere to together between wax wire, and high-strength in 3D printer
It is not easy to break wax wire in degree work.
A kind of preparation method based on FDM technology 3D printing wax wire, comprising the following steps:
It provides described based on FDM technology 3D printing wax material；
Wax particles are made based on FDM technology 3D printing wax material by described；And
The Wax particles are extruded into line, are obtained based on FDM technology 3D printing wax wire.
What the above-mentioned preparation method based on FDM technology 3D printing wax wire was prepared is had based on FDM technology 3D printing wax wire
Have the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good.When being applied to FDM technology, demolding performace is good, toughness
By force, be not in weak phenomenon, will not be adhered between wax wire together, and be not easy to break wax in 3D printer intensive work
Line.
Detailed description of the invention
Fig. 1 is the flow chart of the preparation method based on FDM technology 3D printing wax material of an embodiment of the present invention；
Fig. 2 is the flow chart of the preparation method based on FDM technology 3D printing wax wire of an embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
An embodiment of the present invention based on FDM technology 3D printing wax material, including the following raw material according to mass fraction:
Wherein, pertroleum wax is as the basic material based on FDM technology 3D printing wax material.Beeswax, haze tallow, polyethylene wax, stone
The hardness and toughness of the adjustable wax material of oleoresin, are conducive to the crystallization of wax material.Toughener can further enhance the tough of wax material
Property.Filler advantageously reduces the shrinking percentage of wax-pattern.Release agent is conducive to demould.
Preferably, pertroleum wax be selected from 58# paraffin, 60# paraffin, 62# refining paraffin, 64# paraffin, 66# paraffin, 70# microwax,
75# microwax, 80# microwax, 85# microwax, 180# microwax, 182# microwax, 185# microwax, 682# microwax,
At least one of 160s microwax and W445 microwax.It is good that the melting point of paraffin wax of mentioned kind is lower, wax performance is lost in casting.Work as stone
When simultaneously including paraffin and microwax in oily wax, microwax is embedded in paraffin, mutually coordinated with pertroleum wax, is enhanced based on FDM
The toughness of technology 3D printing wax material also improves the fineness based on FDM technology 3D printing wax material simultaneously.In addition, mentioned kind
Pertroleum wax ash content be lower than 0.05%, be applied to FDM technology when do not have Ash residue.
Preferably, Petropols are selected from C5Petropols, C5Hydrogenated petroleum resin, C9Petropols and C9Hydrotreated petroleum tree
At least one of rouge.The adjustable toughness and hardness based on FDM technology 3D printing wax material of above-mentioned Petropols.
Preferably, toughener is selected from EP rubbers, ethylene-butene copolymer, amorphous state alpha olefin copolymer, ethylene-vinegar
Sour ethylene copolymer, polyisobutene, acrylonitrile-butadiene-styrene copolymer, styrene-ethylene-butylene-styrene block
Copolymer, methyl methacrylate-butadiene-styrene terpolymer and Styrene-Butadiene-Styrene Block Copolymer
At least one of.The toughener of mentioned kind further enhances the toughness based on FDM technology 3D printing wax material, is not in soft
It collapses phenomenon, and is not easy to break in 3D printer intensive work.
Preferably, filler be selected from polyethylene terephthalate, styrene divinyl copolymer, cellulose acetate and
At least one of cellulose formiate.The filler of mentioned kind can not only increase the hardness and toughness of wax material, but also can drop
The shrinking percentage of low wax-pattern is conducive to demould.
Preferably, release agent is at least one of zinc stearate, magnesium stearate, calcium stearate and talcum powder.Above-mentioned kind
The release agent of class, demolding performace are good.
In a wherein embodiment, it is based on FDM technology 3D printing wax material, including the following raw material according to mass fraction:
Preferably, stabilizer is selected from dibutyl hydroxy toluene, tert-butyl hydroquinone, N- isopropyl-N '-phenyl to benzene two
At least one of amine and DBPC 2,6 ditertiary butyl p cresol.Above stabilizer can enhance based on FDM technology 3D printing wax wire
Ageing resistance prevents influence of the high temperature to 3D printing wax material.
Preferably, toner is selected from least one of prosperous platinum SB3422A, prosperous platinum SB3602 and Shanghai peace 4382.It can basis
Need to be added the toner of different colours, to preferably recognize different based on FDM technology 3D printing wax wire, certainly, toner
Selection is not limited to this.
It is above-mentioned to be based on FDM technology 3D printing wax material, it by using low cost feedstock and rationally controls ratio and obtains.This is based on
FDM technology 3D printing wax material has the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good.In addition, FDM skill should be based on
Art 3D printing wax material be prepared based on FDM technology 3D printing wax wire be applied to FDM technology when, demolding performace is good, tough
Property is strong, is not in weak phenomenon, will not adhere between wax wire together, and is not easy to break in 3D printer intensive work
Wax wire.
An embodiment of the present invention based on FDM technology 3D printing wax wire, be based on FDM technology 3D printing wax material system by above-mentioned
It is standby to form.
It is above-mentioned to have the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good based on FDM technology 3D printing wax wire.
When being applied to FDM technology, it is not in weak phenomenon that demolding performace is good, toughness is strong, will not be adhered between wax wire together,
And it is not easy to break wax wire in 3D printer intensive work.
Referring to Figure 1, the preparation method based on FDM technology 3D printing wax material of an embodiment of the present invention, including it is following
Step:
S1, according to mass fraction, by 20 parts -50 parts of pertroleum wax, 10 parts -30 parts of beeswax, 10 parts -30 parts of haze tallow and
5 parts -15 parts of polyethylene wax mixes, and obtains basic wax liquor behind uniform melt.
Preferably, according to mass fraction, by 20 parts -50 parts of pertroleum wax, 10 parts -30 parts of beeswax, 10 parts -30 parts of wood
Wax and 5 parts -15 parts of polyethylene wax mix, in the operation of uniform melt: maintaining mixing temperature is 100 DEG C -110 DEG C.Due to upper
Stating raw material is solid, and maintaining mixing temperature is 100 DEG C -110 DEG C, raw material can be made preferably to be uniformly mixed.
S2, according to mass fraction, by 5 parts -15 parts of Petropols, 5 parts -20 parts of toughener, 1 part -10 parts of filler
Release agent with 0.1 part -1 part is added in basic wax liquor, and wax liquor is obtained after being uniformly mixed.
Preferably, uniformly mixed operation are as follows: mixed by the way of stirring；Wherein, the mixed temperature is maintained to be
100 DEG C -110 DEG C, the speed of stirring is 450r/min-900r/min, and the time of stirring is 1h-2h.
When raw material further includes 0.01 part -0.1 part of stabilizer and 0 part -0.2 part of toner, step S20 replaces with as follows
Step: according to mass fraction, by 5 parts -15 parts of Petropols, 5 parts -20 parts of toughener, 1 part -10 parts of filler, 0.1 part -
1 part of release agent, 0.01 part -0.1 part of stabilizer and 0 part -0.2 part of toner are added in basic wax liquor, are uniformly mixed it
After obtain wax liquor.
S3, wax liquor is filtered to and is retained filtrate, obtain based on FDM technology 3D printing wax material.
Wherein, operation wax liquor filtered are as follows: wax liquor is passed sequentially through to 100 μm, 20 μm and 5 μm filter cores while hot and was pumped
Filter.
The above-mentioned preparation method based on FDM technology 3D printing wax material, by the low cost feedstock mixed melting of rational proportion, letter
List is quickly prepared a kind of good based on FDM technology 3D printing with rigidity-toughness balanced, precision height and casting mistake wax performance
Wax material.This based on FDM technology 3D printing wax material be prepared based on FDM technology 3D printing wax wire, be applied to FDM technology
When, demolding performace is good, toughness is strong, is not in weak phenomenon, will not adhere to together between wax wire, and in 3D printer height
It is not easy to break wax wire in duty work.
Refer to Fig. 2, the preparation method based on FDM technology 3D printing wax wire of an embodiment of the present invention, including it is following
Step:
S10, offer are above-mentioned based on FDM technology 3D printing wax material.
It is above-mentioned that the above-mentioned preparation method based on FDM technology 3D printing wax material can be passed through based on FDM technology 3D printing wax material
It obtains.
S20, Wax particles will be made based on FDM technology 3D printing wax material.
Specifically, the operation that Wax particles will be made based on FDM technology 3D printing wax material are as follows: FDM technology 3D printing will be based on
Wax material is sent into distributing device and is formed later by steel band sorting controlled at 100-110 DEG C, steel band linear speed 3-5m/min, uses
Air-cooled and cooling by water wax drop, logical≤20 DEG C of cold wind in steel band top are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water,
Back segment is 5-10 DEG C of water, finally obtains Wax particles in collector.
S30, Wax particles are extruded into line, obtained based on FDM technology 3D printing wax wire.
Specifically, Wax particles to be extruded into the operation of line are as follows: Wax particles investment single screw extrusion machine is extruded into line, and by
Winding device controls line footpath 1.75mm or 3.0mm winding, obtains 3D printing wax wire finished product.
Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 45-50 DEG C, and 2 sections of temperature controls are 50-55
DEG C, 3 sections of temperature controls are 55-60 DEG C, and 4 sections of temperature controls are 60-70 DEG C, and 5 sections of temperature controls are 60-70 DEG C, export die head temperature
Degree control is 55-70 DEG C, extruder screw revolving speed 9.0-12.0rpm, delivery rate 5.0-7.0rpm, squeezes out wax wire through exporting
Pass through room temperature water cooling section arrives winding device to die head again out.
What the above-mentioned preparation method based on FDM technology 3D printing wax wire was prepared is had based on FDM technology 3D printing wax wire
Have the characteristics that rigidity-toughness balanced, precision are high and casting mistake wax performance is good.When being applied to FDM technology, demolding performace is good, toughness
By force, be not in weak phenomenon, will not be adhered between wax wire together, and be not easy to break wax in 3D printer intensive work
Line.
The present invention is further explained in the light of specific embodiments.
Raw material involved in following embodiment can be obtained from commercial channel.
Examination criteria
Fusing point: the measurement cooling curve method of GB/T 2539-2008 pertroleum wax fusing point；
Kinematic viscosity: GB/T 265-1998 oil product kinematic viscosity measuring method and dynamic viscosity calculating method；
Needle penetration: GB/T 4985-2010 pertroleum wax penetration test method；
Cubical contraction: SH/T 0588-1994 pertroleum wax cubical contraction measuring method；
Linear shrinkage: GB/T 14235.4-1993 investment casting mould materials linear shrinkage ratio measuring method；
Ash content: GB/T 14235.3-1993 investment casting mould materials ash determination method.
Embodiment 1
25.6g 70# microwax, 10.4g beeswax, 29.6g haze tallow, 14.8g polyethylene wax are added in reaction kettle, controlled
Temperature processed is 110 DEG C, and basic wax liquor is obtained behind uniform melt.
By 5.1g C9Hydrogenated petroleum resin, 10.2g ethylene-butene copolymer, 2.4g s-B-S are embedding
Section copolymer, 0.5g polyethylene terephthalate, 0.8g cellulose acetate, 0.4g calcium stearate, 0.1g tert-butyl are to benzene
Diphenol and the prosperous platinum SB3422A of 0.1g are added in above-mentioned basic wax liquor, controlled at 100 DEG C, with the mixing speed of 600rpm
Wax liquor is obtained after stirring 1.5h.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 100 DEG C, is then formed by steel band sorting, steel band linear speed 3.5m/min, is dripped using air-cooled and cooling by water wax, steel band
The logical 18 DEG C of cold wind in top are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 10 DEG C of water, finally in collector
Obtain Wax particles.
Above-mentioned Wax particles are entered into single screw extrusion machine and are extruded into line, and by winding device control line footpath 1.75mm winding, are obtained
To based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 46 DEG C, 2 sections of temperature
Control is 52 DEG C, and 3 sections of temperature controls are 55 DEG C, and 4 sections of temperature controls are 60 DEG C, and 5 sections of temperature controls are 66 DEG C, exports die head temperature
Control is 66 DEG C, extruder screw revolving speed 11.0rpm, delivery rate 6.5rpm, squeezes out wax wire and comes out through outlet die head and passes through
Room temperature water cooling section arrives winding device again.
Embodiment 2
39.5g 58# paraffin, 9.9g 85# microwax, 11.6g beeswax, 10.8g haze tallow and 5.7g polyethylene wax are added
Into reaction kettle, basic wax liquor is obtained controlled at 100 DEG C, behind uniform melt.
By 5.2g C5Petropols, 6.5g ethylene-vinyl acetate copolymer, 9.5g cellulose formiate, 1.0g stearic acid
Zinc, 0.1g N- isopropyl-N '-diphenyl-para-phenylene diamine and the Shanghai 0.2g peace 4382 are added in above-mentioned basic wax liquor, controlled at
100 DEG C, to obtain wax liquor after the mixing speed stirring 2h of 450rpm.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 100 DEG C, is formed by steel band sorting, steel band linear speed 3m/min, is dripped using air-cooled and cooling by water wax, logical above steel band
20 DEG C of cold wind are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 10 DEG C of water, finally obtain wax in collector
Particle.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and is wound by winding device control line footpath 1.75mm,
It obtains based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 45 DEG C, 2 sections of temperature
Degree control is 50 DEG C, and 3 sections of temperature controls are 55 DEG C, and 4 sections of temperature controls are 60 DEG C, and 5 sections of temperature controls are 60 DEG C, exports die head temperature
Degree control is 55 DEG C, extruder screw revolving speed 9.0rpm, delivery rate 5.0rpm, squeezes out wax wire and comes out through outlet die head and passes through
Room temperature water cooling section arrives winding device again.
Embodiment 3
13.4g 62# paraffin, 9.8g W445 microwax, 15.3g beeswax, 12.8g haze tallow, 10.6g polyethylene wax are added
Into reaction kettle, basic wax liquor is obtained controlled at 100 DEG C, behind uniform melt.
By 14.85g C5Hydrogenated petroleum resin, 15.2g amorphous state alpha olefin copolymer, 4.1g styrene-ethylene-butadiene-
Styrene block copolymer, 1.2g cellulose formiate, 2.1g styrene divinyl copolymer, 0.5g magnesium stearate, 0.05g bis-
Butylated hydroxytoluene and the prosperous platinum SB3602 of 0.1g are added in above-mentioned basic wax liquor, controlled at 100 DEG C, with stirring for 550rpm
It mixes speed stirring 2h and obtains wax liquor later.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into, controls temperature
It is 110 DEG C, is then formed by steel band sorting, steel band linear speed 5m/min is dripped using air-cooled and cooling by water wax, logical above steel band
15 DEG C of cold wind are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 5 DEG C of water, finally obtain wax in collector
Particle D.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and by winding device control line footpath 3.0mm winding, is obtained
To based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 50 DEG C, 2 sections of temperature
Control is 55 DEG C, and 3 sections of temperature controls are 60 DEG C, and 4 sections of temperature controls are 70 DEG C, and 5 sections of temperature controls are 70 DEG C, exports die head temperature
Control is 70 DEG C, extruder screw revolving speed 12.0rpm, delivery rate 7.0rpm, squeezes out wax wire and comes out through outlet die head and passes through
Room temperature water cooling section arrives winding device again.
Embodiment 4
13.6g 66# paraffin, 13.8g 185# microwax, 28.9g beeswax, 20.5g haze tallow and 6.2g polyethylene wax are added
Enter into reaction kettle, basic wax liquor is obtained controlled at 110 DEG C, behind uniform melt.
By 8.7g C9Petropols, 6.64g polyisobutene, 1.5g cellulose acetate, 0.1g talcum powder, 0.01g2,6- bis-
Butylated Hydroxytoluene and the prosperous platinum SB3422A of 0.05g are added in above-mentioned basic wax liquor, controlled at 110 DEG C, with 900rpm's
Wax liquor is obtained after mixing speed stirring 1h.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 105 DEG C, is then formed by steel band sorting, steel band linear speed 4m/min, is dripped using air-cooled and cooling by water wax, on steel band
The logical 10 DEG C of cold wind in side are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 8 DEG C of water, finally obtain in collector
To Wax particles.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and by winding device control line footpath 3.0mm winding, is obtained
To based on FDM technology 3D printing wax wire.Wherein single screw extrusion machine working condition are as follows: 1 section of temperature control is 48 DEG C, 2 sections of temperature
Control is 53 DEG C, and 3 sections of temperature controls are 57 DEG C, and 4 sections of temperature controls are 65 DEG C, and 5 sections of temperature controls are 70 DEG C, exports die head temperature
Control is 65 DEG C, extruder screw revolving speed 10.0rpm, delivery rate 6.0rpm, squeezes out wax wire and comes out through outlet die head and passes through
Room temperature water cooling section arrives winding device again.
Embodiment 5
38.5g 75# microwax, 18.7g beeswax, 13.4g haze tallow, 11.3g polyethylene wax are added in reaction kettle, controlled
Temperature processed is 100 DEG C, and basic wax liquor is obtained behind uniform melt.
By 5.3g C5Hydrogenated petroleum resin, 5.8g methyl methacrylate-butadiene-styrene terpolymer,
6.35g cellulose acetate, 0.5g zinc stearate, 0.05g dibutyl hydroxy toluene and the prosperous platinum SB3602 of 0.1g are added to above-mentioned base
In plinth wax liquor, 110 DEG C of temperature are controlled, to obtain wax liquor after the mixing speed stirring 1h of 800rpm.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 100 DEG C, is then formed by steel band sorting, steel band linear speed 4.5m/min；Using air-cooled and cooling by water wax drop, steel band
The logical 10 DEG C of cold wind in top are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 10 DEG C of water, finally in collector
Obtain Wax particles.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and is wound by winding device control line footpath 1.75mm,
It obtains based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 47 DEG C, 2 sections of temperature
Degree control is 54 DEG C, and 3 sections of temperature controls are 59 DEG C, and 4 sections of temperature controls are 67 DEG C, and 5 sections of temperature controls are 70 DEG C, exports die head temperature
Degree control is 70 DEG C, extruder screw revolving speed 11.8rpm, delivery rate 6.7rpm, and extrusion wax wire comes out through outlet die head and passes through
It crosses room temperature water cooling section and arrives winding device again.
Embodiment 6
26.4g 60# paraffin, 5.8g 160s microwax, 11.8g beeswax, 15g haze tallow, 8.7g polyethylene wax are added to
In reaction kettle, basic wax liquor is obtained controlled at 110 DEG C, behind uniform melt.
By 12.3g C9Hydrogenated petroleum resin, 13.5g ethylene-vinyl acetate copolymer, the copolymerization of 2.2g stryrene divinyl
Object, 3.2g cellulose formiate, 0.8g zinc stearate, 0.1g DBPC 2,6 ditertiary butyl p cresol and the Shanghai 0.2g peace 4382 are added to
It states in basic wax liquor, controlled at 110 DEG C, wax liquor is obtained with the mixing speed stirring 1h of 850rpm.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 110 DEG C, is then formed by steel band sorting, steel band linear speed 4.8m/min；Using air-cooled and cooling by water wax drop, steel band
The logical 16 DEG C of cold wind in top are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 8 DEG C of water, finally in collector
Obtain Wax particles.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and is wound by winding device control line footpath 1.75mm,
It obtains based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 50 DEG C, 2 sections of temperature
Degree control is 53 DEG C, and 3 sections of temperature controls are 58 DEG C, and 4 sections of temperature controls are 65 DEG C, and 5 sections of temperature controls are 66 DEG C, exports die head temperature
Degree control is 66 DEG C, extruder screw revolving speed 9.4rpm, delivery rate 5.5rpm, squeezes out wax wire and comes out through outlet die head and passes through
Room temperature water cooling section arrives winding device again.
Embodiment 7
35.2g 64# paraffin, 10.7g beeswax, 10.6g haze tallow, 11.8g polyethylene wax are added in reaction kettle, controlled
Temperature is 110 DEG C, and basic wax liquor is obtained behind uniform melt.
By 14.6g C5Hydrogenated petroleum resin, 10.6g Styrene-Butadiene-Styrene Block Copolymer, 5.4g acetic acid are fine
Dimension element, 0.6g zinc stearate, 0.1g tert-butyl hydroquinone and the Shanghai 0.2g peace 4382 are added in above-mentioned basic wax liquor, control temperature
Degree is 110 DEG C, obtains wax liquor with the mixing speed stirring 2h of 550rpm.
Above-mentioned wax liquor is passed sequentially through into 100 μm, 20 μm and 5 μm filter core pump pressure filterings while hot, distributing device is sent into later, controls
Temperature is 110 DEG C, is then formed by steel band sorting, steel band linear speed 3.8m/min；Using air-cooled and cooling by water wax drop, steel band
The logical 15 DEG C of cold wind in top are air-cooled, and lower section delivery section is 2 sections of water coolings, and leading portion is normal-temperature water, and back segment is 8 DEG C of water, finally in collector
Obtain Wax particles.
Above-mentioned Wax particles investment single screw extrusion machine is extruded into line, and is wound by winding device control line footpath 1.75mm,
It obtains based on FDM technology 3D printing wax wire.Wherein, single screw extrusion machine working condition are as follows: 1 section of temperature control is 49 DEG C, 2 sections of temperature
Degree control is 53 DEG C, and 3 sections of temperature controls are 57 DEG C, and 4 sections of temperature controls are 63 DEG C, and 5 sections of temperature controls are 67 DEG C, exports die head temperature
Degree control is 67 DEG C, extruder screw revolving speed 10.2rpm, delivery rate 6.2rpm, and extrusion wax wire comes out through outlet die head and passes through
It crosses room temperature water cooling section and arrives winding device again.
Comparative example 1
The preparation method based on FDM technology 3D printing wax wire of comparative example 1, with embodiment 1, difference is step: not
Add C9Hydrogenated petroleum resin.
Comparative example 2
The preparation method based on FDM technology 3D printing wax wire of comparative example 2, with embodiment 1, difference is step: not
Add ethylene-butene copolymer and Styrene-Butadiene-Styrene Block Copolymer.
Comparative example 3
The preparation method based on FDM technology 3D printing wax wire of comparative example 3, with embodiment 1, difference is step: not
Add polyethylene terephthalate and cellulose acetate.
Comparative example 4
The preparation method based on FDM technology 3D printing wax wire of comparative example 4, with embodiment 1, difference is step: not
Add calcium stearate.
By above embodiments 1-7 obtain based on FDM technology 3D printing wax wire and comparative example 1-4 obtain based on FDM skill
Art 3D printing wax wire is tested for the property, and specific detection parameters are as shown in table 1.
The performance comparison of table 1 embodiment 1-7 and comparative example 1-4
As shown in Table 1, the fusing point based on FDM technology 3D printing wax wire of 1-7 of the embodiment of the present invention, kinematic viscosity, hardness
It is moderate with shrinking percentage, while ash content is lower, there is good casting to lose wax performance, and wax wire does not adhere to together, does not occur
The phenomenon that the phenomenon that soft couch, wax wire is not also broken when 3D printing.
By embodiment 1 and comparative example 1 being compared it is found that when being based on being not added with petroleum tree in FDM technology 3D printing wax wire
Rouge --- C9When hydrogenated petroleum resin, there is wax wire adherency together based on FDM technology 3D printing wax wire in what is obtained, when 3D printing at
The phenomenon that soft couch of type appearance and wax wire are broken.The above results show Petropols --- C9Hydrogenated petroleum resin can be adjusted
Save toughness and hardness based on FDM technology 3D printing wax wire, when preventing the adherency of 3D printing wax wire together, and avoiding 3D printing at
The phenomenon that soft couch of type appearance and wax wire are broken.
By embodiment 1 and comparative example 2 being compared it is found that when being based on being not added with toughening in FDM technology 3D printing wax wire
When agent --- ethylene-butene copolymer and Styrene-Butadiene-Styrene Block Copolymer, what is obtained is beaten based on FDM technology 3D
There is wax wire adherency together in print wax wire, and molding soft couch occurs and the phenomenon that wax wire is broken when 3D printing.The above results show
Toughener --- ethylene-butene copolymer and Styrene-Butadiene-Styrene Block Copolymer are enhanced based on FDM technology 3D
The toughness for printing wax wire avoids the occurrence of the adherency of 3D printing wax wire together, and molding when 3D printing is avoided soft couch and wax wire occur
The phenomenon that breaking.
By the way that embodiment 1 is compared with comparative example 3 it is found that filling out when being based on being not added in FDM technology 3D printing wax wire
Material --- when polyethylene terephthalate and cellulose acetate, there is wax wire based on FDM technology 3D printing wax wire in what is obtained
The phenomenon that together, there is soft couch in molding for adherency, and wax wire is broken when 3D printing.The above results show filler --- it is poly- to benzene
Naphthalate and cellulose acetate can reduce the shrinking percentage of wax-pattern, be conducive to demoulding, and the hard of wax wire can be enhanced
Degree and toughness avoid the occurrence of soft couch and the phenomenon that wax wire is broken.
By embodiment 1 and comparative example 4 being compared it is found that when being based on being not added with demoulding in FDM technology 3D printing wax wire
Agent --- when calcium stearate, there is the phenomenon that wax wire adheres to together based on FDM technology 3D printing wax wire in what is obtained.The above results table
Bright, the demolding performace of release agent --- calcium stearate is good, avoids being adhered to each other between wax wire.
Thus illustrate, it is of the invention that wax wire is occurred with excellent performance based on FDM technology 3D printing wax wire.It needs to illustrate
, the present invention it is other can the embodiment of any combination similar performance equally had based on FDM technology 3D printing wax wire.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. one kind is based on FDM technology 3D printing wax material, which is characterized in that including the following raw material according to mass fraction:
2. according to claim 1 be based on FDM technology 3D printing wax material, which is characterized in that the pertroleum wax is selected from 58# stone
Wax, 60# paraffin, 62# paraffin, 64# paraffin, 66# paraffin, 70# microwax, 75# microwax, 80# microwax, 85# microwax,
At least one of 180# microwax, 182# microwax, 185# microwax, 682# microwax, 160s microwax and W445 microwax.
3. according to claim 1 be based on FDM technology 3D printing wax material, which is characterized in that the Petropols are selected from C5Stone
Oleoresin, C5Hydrogenated petroleum resin, C9Petropols and C9At least one of hydrogenated petroleum resin.
4. according to claim 1 be based on FDM technology 3D printing wax material, which is characterized in that the toughener is selected from second third
Rubber, ethylene-butene copolymer, amorphous state alpha olefin copolymer, ethylene-vinyl acetate copolymer, polyisobutene, acrylonitrile-
Butadiene-styrene copolymer, styrene-ethylene-butylene-styrene block copolymer, methyl methacrylate-butadiene-
At least one of styrene copolymer and Styrene-Butadiene-Styrene Block Copolymer.
5. according to claim 1 be based on FDM technology 3D printing wax material, which is characterized in that the filler is selected from poly- to benzene
At least one of naphthalate, styrene divinyl copolymer, cellulose acetate and cellulose formiate；It is described de-
Mould agent is selected from least one of zinc stearate, magnesium stearate, calcium stearate and talcum powder.
6. according to claim 1 be based on FDM technology 3D printing wax material, which is characterized in that including according to mass fraction
The following raw material:
7. according to claim 6 be based on FDM technology 3D printing wax material, which is characterized in that the stabilizer is selected from two fourths
In base hydroxy-methylbenzene, tert-butyl hydroquinone, N- isopropyl-N '-diphenyl-para-phenylene diamine and DBPC 2,6 ditertiary butyl p cresol extremely
Few one kind；The toner is selected from least one of prosperous platinum SB3422A, prosperous platinum SB3602 and Shanghai peace 4382.
8. one kind is based on FDM technology 3D printing wax wire, which is characterized in that be based on FDM skill by claim 1-7 is described in any item
Art 3D printing wax material is prepared.
9. a kind of preparation method based on FDM technology 3D printing wax material, which comprises the following steps:
According to mass fraction, by 20 parts -50 parts of pertroleum wax, 10 parts -30 parts of beeswax, 10 parts -30 parts of haze tallow and 5 part -15
The polyethylene wax of part mixes, and obtains basic wax liquor behind uniform melt；
According to mass fraction, by 5 parts -15 parts of Petropols, 5 parts -20 parts of toughener, 1 part -10 parts of filler and 0.1 part -
1 part of release agent is added in the basic wax liquor, and wax liquor is obtained after being uniformly mixed；And
The wax liquor is filtered and retained filtrate, is obtained based on FDM technology 3D printing wax material.
10. a kind of preparation method based on FDM technology 3D printing wax wire, which comprises the following steps:
It provides and is based on FDM technology 3D printing wax material as of any of claims 1-7；
Wax particles are made based on FDM technology 3D printing wax material by described；And
The Wax particles are extruded into line, are obtained based on FDM technology 3D printing wax wire.
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| CN110093042A (en) * | 2019-06-05 | 2019-08-06 | 广州市德馨蜡制品有限公司 | Building material and preparation method thereof, 3D printing product |
| CN112876864A (en) * | 2021-01-26 | 2021-06-01 | 东莞市华玥蜡烛工艺礼品有限公司 | Wax vase and preparation method thereof |
| CN113698777A (en) * | 2021-08-26 | 2021-11-26 | 佛山市南海区广工大数控装备协同创新研究院 | Low-temperature material suitable for 3D printing and preparation method thereof |
| CN114736528A (en) * | 2022-05-18 | 2022-07-12 | 广州德馨新材料科技有限公司 | Plastic soft wax, preparation method and application thereof, and soft wax product |
| WO2022217941A1 (en) * | 2021-04-16 | 2022-10-20 | 东莞理工学院 | Investment casting mold material for accessory casting and preparation method therefor |
| WO2024172770A1 (en) * | 2023-02-16 | 2024-08-22 | Agency For Science, Technology And Research | Printable wax, method of printing, and method for flow viscosity control |
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| CN114736528B (en) * | 2022-05-18 | 2023-09-15 | 广州德馨新材料科技有限公司 | Plastic soft wax, preparation method and application thereof, and soft wax product |
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