CN205736044U - Photocuring three-dimensional printer - Google Patents
Photocuring three-dimensional printer Download PDFInfo
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- CN205736044U CN205736044U CN201620587822.9U CN201620587822U CN205736044U CN 205736044 U CN205736044 U CN 205736044U CN 201620587822 U CN201620587822 U CN 201620587822U CN 205736044 U CN205736044 U CN 205736044U
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- printed material
- print platform
- photocuring
- dimensional printer
- feeding device
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Abstract
This utility model relates to a kind of photocuring three-dimensional printer, it includes print platform, feeding device and numeral optical processing light source, feeding device can be laid on printed material on print platform layer by layer, printed material includes metal material and UV curing materials, UV curing materials coated metal material, digital light processes light source for irradiating the printed material on print platform.The Method of printing of this three-dimensional printer mainly includes stone step, primary solidification step and sintering processes step.On the one hand this three-dimensional printer overcomes the problem that the three-dimensional object structure intensity of photosensitive resin molding in prior art is poor, on the other hand also improves the problem that the three-dimensional body of traditional selective laser sintering molding needs to expend relatively multi-energy.
Description
Technical field
This utility model relates to the rapid shaping field of three-dimensional body, specifically, relating to a kind of photocuring three-dimensional and beating
Print machine.
Background technology
Three-dimensional printer is a kind of equipment utilizing rapid shaping technique to carry out printing three-dimensional body, and it with mathematical model is
Basis, utilizes the materials such as plastics, liquid light maleate resin or powdered-metal, prints three-dimensional body layer by layer.The mistake of 3 D-printing
Journey head is modeled by computer-aided design (CAD) or computer animation modeling software before this, then " is divided by the threedimensional model built up
District " become cross section successively, obtain machining path further according to analyzing cross section information, thus instruct printer successively to print.According to work
Make the difference of principle, its rapid shaping technique utilized have melted extrusion modeling (Fused Deposition Modeling,
FDM), laser selective sinter molding (Selective Laser Sintering, SLS), selective laser melting molding
(SLM), Stereolithography (Stereo lithography Apparatus, SLA) etc..
Digital light processes ultimate principle and the photocuring of (Digital Light Processing, DLP) three-dimensional printer
The principle of molding is essentially identical, but the projection of shape of DLP light source is more prone to control, it is possible to is obviously improved photocuring three-dimensional and beats
The printing speed of print machine and printing precision.The applicant Zhuhai Tianweifeima Printing Haocai Co., Ltd is applying for
The multinomial patent application relevant to DLP three-dimensional printer, has the detailed description to this technology in these patent applications.Example
Such as Application No. CN201510122528.0 or the Chinese invention patent application of CN201510512791.0.
The three-dimensional body that the three-dimensional printer using liquid light maleate resin successively to solidify is printed has the finest
Resolution, its printing precision is beyond typical FDM type three dimensional printer.
But, such structure easily has a problem that, the three-dimensional body printed is only by photosensitive resin material
Material is formed, and the structure of the object after molding is more crisp, and range of application or field are limited, is unfavorable for large-scale popularization and application.
It addition, the 3D for selective laser sintering molding prints, such as laser selective sinter molding (Selective
Laser Sintering, SLS), such 3 D-printing utilizes laser sintered mode to carry out the molding of three-dimensional body,
It needs to expend the substantial amounts of energy and metal dust just can be made at high temperature melting aftershaping, and this 3D printing device needs non-
The often maintenance of specialty, the cost of consumption is very big.
Utility model content
Less for the intensity of the shaped object of photocuring three-dimensional printer in prior art, and selective laser sintering one-tenth
The forming process of the three-dimensional printer of type expends the problem that the energy is higher, and it is solid that main purpose of the present utility model is to provide a kind of light
Changing three-dimensional printer, another object of the present utility model is to provide the Method of printing of a kind of photocuring three-dimensional printer.This practicality
Novel a further object is to provide a kind of photocuring 3 D-printing material.
The photocuring three-dimensional printer that this utility model provides, it includes that print platform, print platform are used for carrying three-dimensional
Object；Photocuring three-dimensional printer also includes feeding device and numeral optical processing light source, and feeding device is loaded with printed material, feeding
Printed material is laid on print platform by device layer by layer；Printed material includes metal material and UV curing materials；Number
The light beam that word optical processing light source sends is radiated on the printed material of print platform.
From such scheme, on the one hand this three-dimensional printer overcomes the three-dimensional of photosensitive resin molding in prior art
The problem that object structures intensity is poor, the three-dimensional body on the other hand also improving traditional selective laser sintering molding needs consumption
The problem taking relatively multi-energy.Printed material uses printed material of the prior art, such as Application No.
The disclosed photo-curing material for 3 D-printing of the Chinese invention patent application of CN201410309767.2.
One preferred scheme is, photocuring three-dimensional printer also includes that sinter molding room, described sinter molding room have
Adapting table, described adapting table can be placed primary solidification object, and sinter molding room is for the primary solidification forming printed material
Object is sintered.
From such scheme, after the effect by this sinter molding room, so that the three-dimensional article of primary solidification molding
Body sinter molding, significantly improves its structural strength, and UV curing materials can escape three-dimensional body in this step.
One preferred scheme is, printed material is granule printed material, and granule printed material has internal layer and outer layer, outward
Layer wrapping inner layer, outer layer is UV curing materials, and internal layer is metal material；The particle diameter of granule printed material be 20 microns micro-to 50
Rice.
From such scheme, solid particle printed material is highly convenient for being laid on print platform, and this is photosensitive with liquid
The molding mode of resin is different.Finding in practice, the size controlling of granule is when above-mentioned scope, and paving powder is effective, and easily
Controlling printing precision, the structural strength of the three-dimensional body obtained is preferable.
One preferred scheme is, photocuring three-dimensional printer also includes controlling device；Control device to control at digital light
The intensity of light source in Ricoh source, scope, and can control digital light process light source move relative to print platform；Control device to control
Feeding device moves relative to print platform, and controls feeding device printed material is successively laid on print platform；Control
Device controls print platform and moves relative to digital light process light source.
One preferred scheme is, feeding device has receiving chamber and feeding roller, accommodates intracavity storage printed material, feeding
Roller is taken out printed material be routed to layer by layer on print platform by accommodating intracavity.
One preferred scheme is, feeding device is feeding roller, the receiving chamber that feeding roller has a shell and shell surrounds, and holds
Receiving chamber is loaded with printed material, is disposed with multiple feeding aperture on shell, and feeding aperture has open and close state.
From such scheme, feeding device is easy to printed material to be laid on layer by layer on print platform.
One preferred scheme is that feeding device has the heater just arranged described printed material, heater
For heating preliminary to printed material.
From such scheme, before printed material is routed on print platform, just printed material is applied one adds
Hot step, so in follow-up illumination primary solidification step, its time will shorten accordingly, and the most this scheme can be accelerated
The printing speed of printer.
The Method of printing of the photocuring three-dimensional printer that this utility model provides, including below step:
Stone step, lays one layer of printed material on print platform, and printed material includes that metal material and UV solidify material
Material, UV curing materials coated metal material；
Primary solidification step, processes light source by digital light and printed material is carried out illumination curing；
Sintering processes step, carries out high temperature sintering process to primary solidification three-dimensional body.
One preferred scheme is, repeats stone step and primary solidification step, until preliminary required for being Xing Chenged
Solidification three-dimensional body；
One preferred scheme is, printed material is granule printed material, and granule printed material has internal layer and outer layer, outward
Layer wraps internal layer, and outer layer is UV curing materials, and internal layer is metal material；The particle diameter of granule printed material be 20 microns micro-to 50
Rice；Control device and control digital light the process intensity of light source of light source, scope, and digital light process light source can be controlled relative to beating
Print platform moves；Control device control feeding device move relative to print platform, and control feeding device printed material by
Layer is laid on print platform；Control device control print platform to move relative to digital light process light source.
One preferred scheme is, feeding device has receiving chamber and feeding roller, accommodates intracavity storage printed material, feeding
Roller is taken out printed material be routed to layer by layer on print platform by accommodating intracavity.
One preferred scheme is, feeding device is feeding roller, the receiving chamber that feeding roller has a shell and shell surrounds, and holds
Intracavity of receiving is loaded with printed material, and shell is disposed with multiple feeding aperture, and feeding aperture has open and close state.
One preferred scheme is, in stone step, printed material has preheating step before being laid on print platform
Suddenly；In primary solidification step, print platform has ground floor printed material, when ground floor printed material is carried out illumination,
Feeding device trails the path direction of illumination, and lays second layer printed material on ground floor printed material.Photocuring is three-dimensional
Printed material, photocuring 3 D-printing material includes that UV curing materials and metal material, UV curing materials wrap metal material.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model photocuring three-dimensional printer embodiment.
Fig. 2 is the schematic cross-section of the granule printed material of this utility model photocuring three-dimensional printer embodiment.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Detailed description of the invention
Photocuring three-dimensional printer first embodiment:
The photocuring three-dimensional printer of the present embodiment includes print platform, feeding device and numeral optical processing light source.Print
Platform is used for carrying three-dimensional body, and feeding device is loaded with printed material, and feeding device can be laid printed material layer by layer
On print platform.
Printed material includes metal material and UV curing materials, and the printed material of the present embodiment uses of the prior art beating
The disclosed light for 3 D-printing of the Chinese invention patent application of printed material material, such as Application No. CN201410309767.2 is solid
Formed material.
In other embodiments, printed material includes metal material and UV curing materials, and UV curing materials is wrapped in metal
The outside of material.The mode of UV curing materials coated metal material has a variety of, and parcel here is interpreted as UV curing materials
Substantially completely coated metal material.Printed material can be granule printed material, in each particulate units, the table of metal material
Face is covered by UV curing materials.In certain embodiments, printed material forms emulsion printed material, and metal material is dispersed
In UV curing materials, such as it can form the dispersion of nucleocapsid structure, and the part of its center is metal material, and shell
Part is then UV curing materials, and the preparation method of this nucleocapsid structure is specifically referred to the articles such as Tao Guosheng " nano metal core
The progress of shell structure material ".From the detailed description of the invention of both the above printed material, the UV in this utility model is solid
Formed material coated metal material can be understood as in a dispersal unit, UV curing materials coated metal material.
Owing to printed material can be to select the form such as granule, emulsion, therefore feeding device chooses the structure of correspondence accordingly.Adopt
With using existing fluid jetting head that emulsion printed material is applied on print platform during emulsion form, when printed material is
Existing solid feeding device can be used, as used screw rod rotary extrusion pay-off during granule.
Digital light processes light source for irradiating the printed material on print platform.In irradiating solidification process, at digital light
The intensity of the light in Ricoh source and pattern range can regulate, and the relative distance between light source and print platform is permissible
Regulation, the most often after one layer of printed material of solidification, then print platform is moved down certain distance, then re-lay lower floor and print
Material.
Metal material be specifically as follows bronze, cobalt-base alloys, acid bronze alloy, gold-base alloy, nickel-base alloy, rustless steel, ferrum,
Lead or kirsite.
Photocuring three-dimensional printer the second embodiment:
As it is shown in figure 1, photocuring three-dimensional printer include print platform 10, feeding device 20, digital light process light source 30,
Sinter molding room and control device 50.
Sinter molding room is sintered for the primary solidification object forming printed material.Sinter molding room is permissible
Being an independent structure, when after the molding completing three-dimensional body on print platform, operator are again at the beginning of on print platform
Step solidification object is placed on sinter molding indoor and is sintered, and sinter molding room has adapting table, adapting table is used for put
Put primary solidification object.In other embodiments, it is indoor that print platform is arranged on sinter molding, beating in this embodiment
Print platform refers to adapting table, and after forming primary solidification object on print platform, sinter molding room can directly print
Completing the sintering processes of primary solidification object on platform, in this embodiment, sinter molding room can be provided with a cavity,
Being provided with opening on a wall of cavity, this opening can be opened or closed, when opening is opened, and feeding device and light
Source completes the molding of primary solidification object, and after preliminary solidfied material body is formed, the opening of sinter molding room is closed and completes
The sintering processes step of primary solidification object.Technological parameter selected by the technique of sintering processes step such as high temperature range, permissible
Sintering process with reference to existing metal powder material.
As in figure 2 it is shown, printed material is granule printed material, granule printed material has internal layer 11 and outer layer 12, outer layer
12 wrapping inner layer, outer layer 12 is UV curing materials, and internal layer 11 is metal material, the particle diameter of granule printed material be 20 microns to 50
Micron.
Control device 50 and control digital light the process intensity of light source of light source, scope, and digital light process light source can be controlled
Move relative to print platform 10；Control device control feeding device to move relative to print platform 10, and control feeding device
20 printed materials are successively laid on print platform 10, control device 50 and control print platform 10 relative to Ricoh at digital light
Source 30 is moved.
Feeding device 20 is two, and it is separately positioned on the both sides of print platform, can have multiple in concrete print procedure
Mode carries out feeding, and such as two feeding devices 20 apply printed material on print platform 10 simultaneously, or light source 30 is launched
Light when carry out illumination curing in side, the feeding device of opposite side carries out the applying of printed material simultaneously, thus accelerates
Molding rate.The feeding device 20 of the present embodiment has receiving chamber and feeding roller, accommodates intracavity storage printed material, feeding roller handle
Printed material is taken out by accommodating intracavity and is routed to layer by layer on print platform.In other embodiments, the feeding side of feeding roller
Formula takes the principle of the transfer carbon dust of similar laser Developing powder box, thus printed material is successively laid on print platform, send
Material roller is similar to the work process of developer roll, and photo-sensitive cell transfers to print platform after printed material is transferred on developer roll,
Correspondingly, this printed material adds charge control agent.In other embodiments, feeding device 20 is feeding roller, feeding roller
There is shell and receiving chamber that shell surrounds, accommodate chamber and be loaded with printed material, shell is disposed with multiple feeding aperture, feeding
Aperture has open and close state.In other embodiments, feeding roller can also be other roller powder feeding mechanism existing.Real at other
Executing in example, feeding device has heater, and printed material is preferably just arranged by heater, and heater is used for fighting each other
Printed material material tentatively heats.Heater has a lot of method at the arrangement of feeding device, and its function has been printed material of fighting each other
The preliminary preheating of material.Such as, heater can be multiple little heating units, and heating unit is uniformly distributed in above-mentioned feeding
On the surface of roller, thus the printed material on feeding roller can be played the function of preliminary preheating.Or, heater also may be used
To be arranged on the inwall in above-mentioned receiving chamber, such heater can also complete the pre-hot merit accommodating intracavity printed material
Energy.
The Method of printing of photocuring three-dimensional printer of the present utility model includes below step:
Stone step is first carried out, print platform 10 is laid ground floor printed material 13, and, printed material is laid
Before on print platform 10, there is preheating step.
Then, perform primary solidification step, process given ultraviolet light 14 that light source 30 sends to first by digital light
Layer printed material 13 carries out illumination curing.In a further preferred embodiment, when ground floor printed material 13 is carried out illumination
Time, feeding device 20 is trailed the path direction of illumination and is moved, and lays second layer printed material on ground floor printed material 13.
After printed material receives illumination, the UV curing materials in printed material can gradually melt generation stickiness, thus can be
The one layer of printed material being in dispersity coheres solidification, and this solidification of cohering equally occurs adjacent two
Printed material between individual layer.
Then, above-mentioned stone step and primary solidification step are repeated, until the primary solidification required for being Xing Chenged is three-dimensional
Object.In certain embodiments, it is not necessary to repeat stone step and primary solidification step, the number of times i.e. repeated may
Being 0 time, the such as required three-dimensional body printed is exactly ground floor printed material 13.And in other embodiment, three-dimensional
The printing of object may just need that certain layer prints ability and carry out according to the method for the present embodiment proceeding to half when
Above-mentioned stone step and primary solidification step, the number of times that this time repeats also is 0 time.
Finally, perform sintering processes step, primary solidification three-dimensional body is carried out high temperature sintering process.Sintering processes step
Concrete technology be referred to the sintering processes PROCESS FOR TREATMENT of existing metal material.In sintering processes step, UV is solid
Formed material can sulfiding volatilization in the air ambient of surrounding.
In other embodiments, feeding device includes the first receiving chamber, second accommodates chamber and mixing chamber, first accommodate chamber,
Second accommodates chamber connects with described mixing chamber respectively, has mixed stirring device in described mixing chamber.First accommodates intracavity loads
UV curing materials, second accommodates intracavity loads metal material, and UV curing materials is liquid or the state with certain denseness, and first
Accommodating chamber controllably UV curing materials to be loaded in mixing chamber, meanwhile, second accommodates chamber can be metal material such as metal powder
End is controllably loaded in mixing chamber, and UV curing materials and metal material form the present invention's after mixing in mixing chamber
A kind of embodiment of printed material.Mixing chamber has opening, and it is flat that it can be laid on the printed material mixed printing layer by layer
On platform.
It is last it should be noted that this utility model is not limited to above-mentioned embodiment, the such as concrete kind to feeding roller
Type is designed waiting also within claims of the present utility model.It addition, printed material can also only include UV
Curing powder material, feeding device can be laid on UV curing powder material on print platform, at digital light layer by layer
The successively irradiation in Ricoh source forms three-dimensional solidification object, and this UV curing powder material is material of the prior art, and
This embodiment do not has metal powder material.
Claims (6)
1. photocuring three-dimensional printer, including:
Print platform, is used for carrying three-dimensional body；
It is characterized in that, described photocuring three-dimensional printer also includes:
Feeding device, described feeding device is used for loading printed material, and described feeding device is by described printed material in layer
Be laid on described print platform；
Described printed material includes metal material and UV curing materials；
Digital light processes light source, and the light beam that described digital light process light source sends is radiated at the printed material of described print platform
On.
Photocuring three-dimensional printer the most according to claim 1, it is characterised in that:
Described photocuring three-dimensional printer also includes that sinter molding room, described sinter molding room have adapting table, described adapting table
On can place primary solidification object, described agglomerating chamber is sintered place for the primary solidification object that forms described printed material
Reason.
Photocuring three-dimensional printer the most according to claim 1, it is characterised in that:
Described feeding device is two, and two described feeding devices are arranged in the both sides of described print platform.
Photocuring three-dimensional printer the most according to claim 1, it is characterised in that:
Described photocuring three-dimensional printer also includes controlling device；
Described control device controls described digital light and processes the intensity of light source of light source, scope, and can control at described digital light
Ricoh source is moved relative to described print platform；
Described control device controls described feeding device and moves relative to described print platform, and controls described feeding device beating
Printed material material is successively laid on described print platform；
Described control device controls described print platform and moves relative to described digital light process light source.
5. according to the photocuring three-dimensional printer described in any one of Claims 1-4, it is characterised in that:
Described feeding device has receiving chamber and feeding roller, and described receiving intracavity stores described printed material, described feeding roller handle
Described printed material is taken out by described receiving intracavity and is routed to layer by layer on described print platform.
6. according to the photocuring three-dimensional printer described in any one of Claims 1-4, it is characterised in that:
Described feeding device has the heater just arranged described printed material, and described heater is for described printing
Material tentatively heats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620587822.9U CN205736044U (en) | 2016-06-15 | 2016-06-15 | Photocuring three-dimensional printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620587822.9U CN205736044U (en) | 2016-06-15 | 2016-06-15 | Photocuring three-dimensional printer |
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| Publication Number | Publication Date |
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| CN205736044U true CN205736044U (en) | 2016-11-30 |
Family
ID=57386311
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| CN201620587822.9U Active CN205736044U (en) | 2016-06-15 | 2016-06-15 | Photocuring three-dimensional printer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513672A (en) * | 2016-12-05 | 2017-03-22 | 珠海天威飞马打印耗材有限公司 | Metal three-dimensional printing device and printing method thereof |
| TWI615269B (en) * | 2016-12-22 | 2018-02-21 | 綠點高新科技股份有限公司 | Three-dimensional printer |
| CN109622969A (en) * | 2019-02-26 | 2019-04-16 | 北京科技大学 | A kind of photocuring metallic print method |
| CN111558714A (en) * | 2020-04-29 | 2020-08-21 | 湖南华曙高科技有限责任公司 | Indirect forming equipment for three-dimensional object and forming method thereof |
| CN112548088A (en) * | 2019-09-10 | 2021-03-26 | 精工爱普生株式会社 | Powder for laminated molding, laminated molded body, method for producing laminated molded body, and method for producing metal sintered body |
-
2016
- 2016-06-15 CN CN201620587822.9U patent/CN205736044U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513672A (en) * | 2016-12-05 | 2017-03-22 | 珠海天威飞马打印耗材有限公司 | Metal three-dimensional printing device and printing method thereof |
| WO2018103529A1 (en) * | 2016-12-05 | 2018-06-14 | 珠海天威飞马打印耗材有限公司 | Metal three-dimensional printing device and printing method therefor |
| TWI615269B (en) * | 2016-12-22 | 2018-02-21 | 綠點高新科技股份有限公司 | Three-dimensional printer |
| CN109622969A (en) * | 2019-02-26 | 2019-04-16 | 北京科技大学 | A kind of photocuring metallic print method |
| CN112548088A (en) * | 2019-09-10 | 2021-03-26 | 精工爱普生株式会社 | Powder for laminated molding, laminated molded body, method for producing laminated molded body, and method for producing metal sintered body |
| CN112548088B (en) * | 2019-09-10 | 2023-08-08 | 精工爱普生株式会社 | Powder for laminated molding, laminated molded body, method for producing laminated molded body, and method for producing metal sintered body |
| CN111558714A (en) * | 2020-04-29 | 2020-08-21 | 湖南华曙高科技有限责任公司 | Indirect forming equipment for three-dimensional object and forming method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220909 Address after: Room 103-036, 1st Floor, Building 1, No. 18, Futian Road, Xiangzhou District, Zhuhai City, Guangdong Province, 519000 (centralized office area) Patentee after: Zhuhai Tianwei Additives Co.,Ltd. Address before: 519060 Guangdong province Zhuhai Nanping Science and Technology Industrial Park, ping North Road No. 32 Patentee before: PRINT RITE UNICORN IMAGE PRODUCTS Co.,Ltd. OF ZHUHAI |