CN207630510U - A kind of light-source system of visible-light curing 3D printing - Google Patents
A kind of light-source system of visible-light curing 3D printing Download PDFInfo
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- CN207630510U CN207630510U CN201721523223.1U CN201721523223U CN207630510U CN 207630510 U CN207630510 U CN 207630510U CN 201721523223 U CN201721523223 U CN 201721523223U CN 207630510 U CN207630510 U CN 207630510U
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Abstract
The utility model provides a kind of light-source system of visible-light curing 3D printing, belongs to 3D printing technique field.The light source that it solves existing light-source system can not cure the technical problems such as the material of different characteristics.3D printer includes print head, the bottom of print head has nozzle, this light-source system includes light source adjusting mechanism and motion platform, motion platform is equipped with several light source emitters, light source adjusting mechanism includes fixed seat, several fixed lens and several relay lens, fixed seating is in the lower section of operation platform, each fixed lens are located at the lower section of corresponding light source emitter, each relay lens is oppositely arranged with corresponding fixed lens, each fixed lens are each attached in fixed seat and are located remotely from the side of nozzle, each relay lens is arranged in fixed seat and positioned at close to the side of nozzle.This light-source system has multiple light sources transmitter, can cure the resin material of different characteristics material simultaneously, realizes the mixing printing of same layer different characteristics material.
Description
Technical field
The utility model belongs to 3D printing technique field, is related to a kind of light-source system of visible-light curing 3D printing.
Background technology
Photocuring 3D printing technique, using nozzle sprayed resin material, utilizes visible light illumination immediately in forming process
Solidification, successively stack shaping, finally obtains three-dimensional entity model, and the 3D printing technique of the type by injection molding and is light-cured into
Type technology combines, and improves shaping efficiency.But during photocuring 3D printing, the structure type of light source is most important, is
Determine whether successful or print quality the key factor of printing.
The light source of existing photocuring 3D printing technique all two kinds of forms, one of which is to utilize DLP technologies, using DLP
The laser of entire surface is focused on photosensitive resin liquid surface cure by shadow casting technique, and another kind is to follow printing using ultraviolet light
Head carries out the curing molding of material.
Wherein, the light source shaping efficiency of DLP technologies is high, but the material of different colours cannot be printed in same layer, there is one
Fixed limitation；It is fixed together using by print head, print head completes printing according to the information movement of profile, in this way
Print form can control the material that material uses different colours in same layer, but existing light-source system is using single
Light source emitter, curing efficiency is low, and needing to increase light application time enhances solidification effect, and cannot cure different spies simultaneously
The material of property, because the material of different characteristics needs the light source of different wave length to be cured.It can be improved into if it is area source
Type efficiency, but cannot achieve the demand of colour print.
The above-mentioned prior art has as a drawback that：Only there are one light source emitters for source illumination system, and intensity of illumination is low, at
Type is inefficient；Light source can not cure the material of different characteristics；Material solidification process is slow, does not adapt to high speed or ultrahigh speed printing
Speed (material needs to realize solidification for a long time).
Invention content
The utility model existing above problem in view of the prior art, provides a kind of light source of visible-light curing 3D printing
The light source of different wave length may be used in system, the light-source system, can cure the material of different characteristics.
The purpose of this utility model can be realized by following technical proposal：
A kind of light-source system of visible-light curing 3D printing, 3D printer include print head, and the bottom of print head has spray
Mouth, which is characterized in that the light-source system includes light source adjusting mechanism and the motion platform that is fixed in the middle part of the print head, institute
State motion platform and be equipped with several light source emitters, if the light source adjusting mechanism include fixed seat moving up and down, it is solid
Fix-focus lens and several relay lens, the fixed seating are located at corresponding light in the lower section of operation platform, each fixed lens
The lower section of source transmitter, each relay lens are oppositely arranged with corresponding fixed lens, and each fixed lens are each attached to the fixation
On seat and it is located remotely from the side of nozzle, each relay lens is arranged in fixed seat and positioned at close to the side of nozzle.
Its operation principle is：This light-source system has several light source emitters, the light process pair of each light source emitter transmitting
It after the reflection for the fixation lens answered, is reflected on the relay lens being oppositely arranged, light all later converges to the lower section of nozzle
Hot spot is formed, after nozzle sprays material, the hot spot of convergence is with i.e. by material solidification.Relay lens can adjust light by rotation
Path, and adjust the size and location of hot spot.In print procedure, motion platform is connect with printer, motion platform according to
The profile printed is needed, is moved under driving mechanism driving.The fixed seat of light source adjusting mechanism can move up and down to adjust
The size of whole hot spot and the position of hot spot.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, the light source adjusting mechanism further includes several shiftings
Dynamic lens, each mobile lens are slidably connected in the fixed seat and are located at the fixation lens and relay lens that are oppositely arranged
Between.In the structure, the light of each light source emitter transmitting is after the reflection of corresponding fixed lens, by mobile lens, then
It is reflected on the relay lens being oppositely arranged, mobile lens can adjust the path of light by movement, and adjust the size of hot spot
The position and.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, the motion platform is horizontally disposed, each light source
Transmitter is cylindrical and is vertically arranged with motion platform.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, the fixed seat is horizontally disposed, and each fixation is saturating
Mirror is obliquely installed, and each mobile lens are perpendicular with the fixed seat.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, the print head is located at the middle part of motion platform
And the two is vertically arranged, circumferential direction of each light source emitter along the print head is uniformly distributed.Structure arrangement is more reasonable, respectively
Light source emitter can launch light from the surrounding of print head.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, simple substance light used in each light source emitter
Wavelength is identical.Each light source emitter can select the simple substance light of same wavelength as needed, when several light source emitters simultaneously
Using same wavelength simple substance light when, can enhance convergence hot spot intensity, so that material is cured rapidly, improve printing effect.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, simple substance light used in each light source emitter
Wavelength is different.Each light source emitter can also respectively select the simple substance light of different wave length, when several light source emitters use
When the simple substance light of different wave length, the resin material of dissimilar material properties can be cured simultaneously.
In a kind of light-source system of above-mentioned visible-light curing 3D printing, the work(of light source used in each light source emitter
Rate is different.The power of light source is divided into size, the irradiated area bigger of high power light source that can be used as outer profile,
The irradiated area of low-power light source is smaller, can be used as Internal periphery.
Compared with prior art, as follows the advantages of the utility model：
1, this light-source system has multiple light sources transmitter can be with when light source emitter uses the simple substance light of different wave length
Cure the resin material of different characteristics material simultaneously, realizes the mixing printing of same layer different characteristics material.
2, when the light source emitter of this light-source system uses the simple substance light of same wavelength simultaneously, convergence hot spot can be enhanced
Intensity, so that material is cured rapidly, improve printing effect.
3, the light source emitter of this light-source system can select high power light source to be used as outer profile, select small-power light
Source is used as Internal periphery.
4, the size that can adjust hot spot of light source adjusting mechanism and the position of hot spot.
Description of the drawings
Fig. 1 is the stereogram of this light-source system.
Fig. 2 is the front view of this light-source system.
In figure, 1 print head；1a nozzles；2 motion platforms；3 light source emitters；4 fixed seats；5 fix lens；6 rotations are saturating
Mirror；7 mobile lens.
Specific implementation mode
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in the figures 1 and 2,3D printer includes print head 1, and the bottom of print head 1 has nozzle 1a, this light-source system packet
It including light source adjusting mechanism and is fixed on the motion platform 2 at 1 middle part of print head, motion platform 2 is equipped with several light source emitters 3,
Light source adjusting mechanism includes that fixed seat 4 moving up and down, several fixed lens 5 and several relay lens 6, fixed seat 4 are located at
The lower section of operation platform, each fixed lens 5 are located at the lower section of corresponding light source emitter 3, each relay lens 6 with it is corresponding
Fixed lens 5 are oppositely arranged, and each fixed lens 5 are each attached in fixed seat 4 and are located remotely from the side of nozzle 1a, and each rotation is saturating
Mirror 6 is arranged in fixed seat 4 and positioned at close to the side of nozzle 1a.In the present embodiment, light source emitter 3 is four, certainly,
Light source emitter 3 can also be two or three or four or more, and the utility model does not limit the quantity of light source emitter 3
System.
As shown in Figure 1, in the present embodiment, light source adjusting mechanism further includes several mobile lens 7, and each mobile lens 7 slide
It is connected in fixed seat 4 and is located between the fixation lens 5 being oppositely arranged and relay lens 6.In the structure, each light source hair
The light that emitter 3 emits, by mobile lens 7, is re-reflected into the rotation being oppositely arranged after the reflection of corresponding fixed lens 5
On lens 6, mobile lens 7 can adjust the path of light by movement, and adjust the size and location of hot spot.
As shown in Figure 1, preferably, motion platform 2 is horizontally disposed, each light source emitter 3 it is cylindrical and with fortune
Moving platform 2 is vertically arranged,
As shown in Figure 2, it is preferred that fixed seat 4 is horizontally disposed, and each fixed lens 5 are obliquely installed, and each mobile lens 7 are equal
It is perpendicular with fixed seat 4.
As shown in Fig. 2, in the present embodiment, print head 1 is located at the middle part of motion platform 2 and the two is vertically arranged, each light source
Circumferential direction of the transmitter 3 along print head 1 is uniformly distributed.Structure arrangement is more reasonable, and each light source emitter 3 can be from print head
1 surrounding launches light.
As a kind of scheme, the wavelength of simple substance light used in each light source emitter 3 is identical.Each light source emitter 3 can be with
The simple substance light for selecting same wavelength as needed, when several light source emitters 3 use the simple substance light of same wavelength simultaneously,
The intensity that convergence hot spot can be enhanced, makes material cure rapidly, improves printing effect.
Alternatively, the wavelength of simple substance light used in each light source emitter 3 is different.Each light source emitter
3 can also respectively select the simple substance light of different wave length, can be with when simple substance light of several light source emitters 3 using different wave length
Cure the resin material of different characteristics material simultaneously, realizes the mixing printing of same layer different characteristics material.
As a kind of embodiment, the power of light source used in each light source emitter 3 can be different.The power of light source
Be divided into size, the irradiated area bigger of high power light source that can be used as outer profile, the irradiated area of low-power light source compared with
It is small, it can be used as Internal periphery.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (8)
1. a kind of light-source system of visible-light curing 3D printing, 3D printer includes print head (1), the bottom tool of print head (1)
There is nozzle (1a), which is characterized in that the light-source system includes light source adjusting mechanism and is fixed in the middle part of the print head (1)
Motion platform (2), the motion platform (2) are equipped with several light source emitters (3), and the light source adjusting mechanism includes can be upper and lower
Mobile fixed seat (4), several fixed lens (5) and several relay lens (6), the fixed seat (4) are located at operation platform
Lower section, each fixed lens (5) are located at the lower section of corresponding light source emitter (3), each relay lens (6) and corresponding fixation
Lens (5) are oppositely arranged, and each fixed lens (5) are each attached in the fixed seat (4) and are located remotely from the side of nozzle (1a),
Each relay lens (6) is arranged in fixed seat (4) and positioned at close to the side of nozzle (1a).
2. a kind of light-source system of visible-light curing 3D printing according to claim 1, which is characterized in that the light source tune
Complete machine structure further includes several mobile lens (7), and each mobile lens (7) are slidably connected in the fixed seat (4) and are located at
Between the fixation lens (5) being oppositely arranged and relay lens (6).
3. a kind of light-source system of visible-light curing 3D printing according to claim 1, which is characterized in that the movement is flat
Platform (2) is horizontally disposed, and each light source emitter (3) is cylindrical and is vertically arranged with motion platform (2).
4. a kind of light-source system of visible-light curing 3D printing according to claim 1, which is characterized in that the fixed seat
(4) it is horizontally disposed with, each fixed lens (5) are obliquely installed, and each mobile lens (7) are perpendicular with the fixed seat (4).
5. a kind of light-source system of visible-light curing 3D printing according to claim 1, which is characterized in that the print head
(1) it is located at the middle part of motion platform (2) and the two is vertically arranged, each light source emitter (3) is along the circumferential direction of the print head (1)
It is uniformly distributed.
6. according to a kind of light-source system of visible-light curing 3D printing of claim 1-5 any one of them, which is characterized in that each
The wavelength of simple substance light used in light source emitter (3) is identical.
7. according to a kind of light-source system of visible-light curing 3D printing of claim 1-5 any one of them, which is characterized in that each
The wavelength of simple substance light used in light source emitter (3) is different.
8. according to a kind of light-source system of visible-light curing 3D printing of claim 1-5 any one of them, which is characterized in that each
The power of light source used in light source emitter (3) is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523223.1U CN207630510U (en) | 2017-11-15 | 2017-11-15 | A kind of light-source system of visible-light curing 3D printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523223.1U CN207630510U (en) | 2017-11-15 | 2017-11-15 | A kind of light-source system of visible-light curing 3D printing |
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| CN207630510U true CN207630510U (en) | 2018-07-20 |
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ID=62857116
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| CN201721523223.1U Active CN207630510U (en) | 2017-11-15 | 2017-11-15 | A kind of light-source system of visible-light curing 3D printing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215152A (en) * | 2017-11-15 | 2018-06-29 | 广州中国科学院先进技术研究所 | A kind of light-source system of visible-light curing 3D printing |
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2017
- 2017-11-15 CN CN201721523223.1U patent/CN207630510U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215152A (en) * | 2017-11-15 | 2018-06-29 | 广州中国科学院先进技术研究所 | A kind of light-source system of visible-light curing 3D printing |
| CN108215152B (en) * | 2017-11-15 | 2024-01-02 | 广州中国科学院先进技术研究所 | Light source system for visible light curing 3D printing |
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