CN206186374U - Quick 3D printing device - Google Patents
Quick 3D printing device Download PDFInfo
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- CN206186374U CN206186374U CN201621091931.8U CN201621091931U CN206186374U CN 206186374 U CN206186374 U CN 206186374U CN 201621091931 U CN201621091931 U CN 201621091931U CN 206186374 U CN206186374 U CN 206186374U
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- printing
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- printing device
- exposure
- print platform
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Abstract
The utility model discloses a quick 3D printing device, including the base, set up exposure mechanism, control mechanism in the base to and set up the printing mechanism and flourishing liquid mechanism on the base, wherein, the printing mechanism includes module, the slidable mounting print platform on the module, flourishing liquid mechanism is including the material groove that is used for holding printing solution to and be used for driving material groove pivoted drive assembly, material tank bottom portion is full transparency or subregion transparent bottom plate, the bottom plate coats and is stamped the even transparent liquid membrane of a layer thickness, and exposure mechanism's exposure mouth is corresponding with print platform for the light of exposure solidification passes through transparent material tank bottom portion and penetrates print platform directly. Quick 3D printing device, it is fast to have the print speed, characteristics such as precision height, long service life, small and easy operation.
Description
Technical field
The utility model is related to a kind of quick 3D printing device, belongs to printing device technical field.
Background technology
3D printing device, also known as three-dimensional printer, is that one kind uses accumulation manufacturing technology（That is RP technique）Machine
Device, its principle is that machine is from level to level created product according to program during data and raw material are put into 3D printer.At present,
In print procedure, after the cured layer solidification of print platform terminates, print platform is required for rising conventional 3D printing device,
Solidification layer surface is set to depart from printing solution container bottom, then declining again carries out the exposure curing of the second layer.Print platform
Repeat to rise, decline and account for the 80% of whole printing process, even more many, it is slow to ultimately result in print speed, influence printing effect.
In view of this, the present inventor is studied this, specially develops a kind of quick 3D printing device, and thus this case produces
It is raw.
Utility model content
The purpose of this utility model is to provide a kind of quick 3D printing device, fast with print speed, high precision, uses the longevity
Life is long, small volume and it is simple to operate the features such as.
To achieve these goals, solution of the present utility model is：
A kind of quick 3D printing device, including pedestal, are arranged on exposure mechanism, controlling organization in pedestal, and set
Printing mechanism and Sheng Ye mechanisms on pedestal, wherein, the printing mechanism includes module, the printing being slidably mounted on module
Platform, the Sheng Ye mechanisms include the material trough for holding printing solution, and the driving group for driving material trough to rotate
Part, the material trench bottom is fully transparent or the transparent base plate in subregion, is coated with a layer thickness on the base plate equal
Even transparent liquid film, the exposure mouthful of exposure mechanism is corresponding with print platform, and the light for exposure curing passes through transparent thing
Hopper bottom direct projection print platform.
Preferably, the transparent liquid film uses ionic liquid.Have between transparent liquid film and printing solution bright and clean
Interface, the cured layer of print platform can easily depart from transparent liquid film with the rotation of material trough.
Preferably, the ionic liquid density is more than 1.1g/cm3, light transmittance is more than 85%, non-volatility.
Preferably, the transparent liquid film thickness is less than or equal to 2mm.
Preferably, the material trough is circle.
Preferably, the exposure mechanism uses projecting apparatus, the projecting apparatus exposure mouth to be located at material trough lower section；Or,
The exposure mechanism uses LCD display device, the LCD display of the LCD display device（Expose mouth）Under material trough
Side.
Preferably, the projector projects are used for the purple light of printing solution solidification；The LCD display launch for
The purple light of printing solution solidification.
Preferably, the drive component includes turntable bearing, bearing fixed seat and motor, the material trough is fixed
On turntable bearing, the bearing fixed seat is fixedly mounted on pedestal, and the turntable bearing is connected with motor, is led to
Overdrive the drive of motor, turntable bearing can freely be rotated on bearing fixed seat, and then drive material trough to be rotated on pedestal.
Preferably, the controlling organization is using microprocessor control, controlling organization respectively with exposure mechanism, printing mechanism
It is connected with Sheng Ye mechanisms, the action for controlling each mechanism.
Preferably, the module is provided with a longitudinal leadscrew, print platform is connected with leading screw, leading screw and spindle motor phase
Even, drive leading screw to rotate by spindle motor, and then print platform is slided up and down on module.
The printing speed method of above-mentioned quick 3D printing device, comprises the following steps：
Step 1, controlling organization control exposure mechanism, printing mechanism, Sheng Ye mechanisms start working, material trough uniform rotation,
Print platform drops to material trench bottom, and now, print platform lower surface is with the spacing of material trough transparency liquid film upper surface
The thickness of individual layer printing, exposure mechanism projects projected image by dianegative and transparent liquid film to print platform, makes projection
In the range of printing solution solidify and be pasted onto on print platform, in the curing process, print platform at the uniform velocity rises or pauses
Setting time at the uniform velocity rises again, the material trough uniform rotation or the uniform rotation again of pause setting time；
Step 2：Repeat step 1 prints the second layer, until printing terminates.
Compared with prior art, there are following several advantages using the quick 3D printing device of said structure：
1st, in print procedure, material trough can uniformly rotate, and print platform can at the uniform velocity rise, middle prolonged without other
Pause or perseveration, the uncured time for accounting for 80% originally can be saved, printing effect is significantly increased, can reach common
The speed that 4 ~ 10 times of 3D printer；
2nd, using highdensity transparent liquid film, it is ensured that liquid film, will not be because of centripetal force surface in rotation process
Ripple is produced, while highdensity transparent liquid film can also make to form smooth interface between printing solution and liquid film, just
Separated in both；
3rd, exposed using projecting apparatus, be capable of achieving rapid curing, and then improve print speed；Irradiated using LCD display, can
Realize large area, high-precision printing.
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Brief description of the drawings
Fig. 1 is the quick 3D printing device three-dimensional structure diagram of embodiment 1；
Fig. 2 is the material trough sectional view of embodiment 1；
Fig. 3 is the drive component and tridimensional structure chart of embodiment 1；
Fig. 4 is the top view of Fig. 3.
Specific embodiment
Embodiment 1
As shown in figure 1, a kind of quick 3D printing device, including pedestal 1, it is arranged on exposure mechanism 2, control in pedestal 1
Mechanism 3, and the printing mechanism 4 on pedestal 1 and Sheng Ye mechanisms 5 are arranged on, wherein, the printing mechanism 4 includes module 41, slides
The dynamic print platform 42 on module 41, in the present embodiment, the print platform 42 is by being vertically set on module 41
On leading screw 43 realize sliding up and down, print platform 42 is connected with leading screw 43, and leading screw 43 is connected with spindle motor, electric by leading screw
Machine drives leading screw 43 to rotate, and then drives print platform 42 to move, and in print procedure, print platform can at the uniform velocity rise.It is described
Controlling organization 3 is controlled using microprocessor, and controlling organization is connected with exposure mechanism 2, printing mechanism 3 and Sheng Ye mechanisms 4 respectively, is used
In the action for controlling each mechanism.In the present embodiment, the exposure mechanism 2 uses DLP projector, projecting apparatus exposure mouth to be located at
The lower section of material trough 51, the purple light that DLP projector is projected solidifies for printing solution, using projector projects, with higher
Contrast, therefore hardening time is short, printing effect is high.
The Sheng Ye mechanisms 5 include the roundel hopper 51 for holding printing solution, and for driving material trough 51
The drive component of rotation.As shown in Fig. 2 the bottom of the material trough 51 is fully transparent or the transparent base plate 511 in subregion,
Base plate 511 can use glass or other all-transparent materials.The uniform transparent liquid of a layer thickness is coated with the base plate 511
State film 512, the transparent liquid film 512 uses ionic liquid, and the ionic liquid density is more than 1.1g/cm3, and light transmittance is more than
85%, non-volatility, surface tension is small, immiscible with the printing solution such as photosensitive resin liquid.The thickness of transparent liquid film 512
Less than or equal to 2mm.Transparent liquid film 512 described in the present embodiment, density is more than water, in the low speed rotation of material trough 51,
Surface smoothness is very high, will not produce ripple, while ionic liquid can also make shape between printing solution 6 and liquid film 512
Into smooth interface, it is easy to both to separate.
As shown in Figure 3-4, the drive component includes turntable bearing 52, bearing fixed seat 53 and motor 54, described
Material trough 51 is fixedly mounted on turntable bearing 52, and the bearing fixed seat 53 is fixedly mounted on pedestal 1 by rotary base 55
Above on plate 11, the motor 54 uses the inner ring of gear motor, rolling bearing 52 to be provided with from gear 521, gear electricity
Machine is provided with master gear 541, by master gear 541 and the cooperation from gear 521, makes the turntable bearing 52 can be in bearing fixed seat 53
It is upper freely to rotate, and then drive material trough 51 to be rotated on pedestal 1.
The impact faces plate 11 offers a through hole 12, and the exposure mechanism 2 is located at the lower section of through hole 12, exposure mechanism 2
Exposure mouthfuls 21 it is corresponding with print platform 42, for the light of exposure curing, to pass through through hole 12, the transparent bottom of material trough 51 straight
Penetrate print platform 42.
The printing speed method of above-mentioned quick 3D printing device, comprises the following steps：
Step 1：First, printing solution is poured into material trough 51, while opening exposure mechanism 2 enters pre- Warm status；
Step 2, exposure mechanism 2 and printing mechanism 4 are started working, and the uniform rotation of material trough 51, print platform 42 drops to
The bottom of material trough 51, now, the lower surface of print platform 42 is individual layer printing with the spacing of the upper surface of material trough transparency liquid film 512
Thickness, projecting apparatus, to print platform projects images, made in drop shadow spread by dianegative 511 and transparent liquid film 512
Printing solution solidifies and is pasted onto on print platform 42, and in the curing process, print platform 42 at the uniform velocity rises, the material trough 51
Uniform rotation；Speed is 0.2 ~ 5 rev/min during the material trough uniform rotation, and the speed when print platform at the uniform velocity rises is
0.02 ~ 0.5 mm/second.In print procedure, material trough can uniformly rotate, and print platform can at the uniform velocity rise, middle without other length
The pause of time and perseveration, can save the uncured time for accounting for 80% originally, printing effect is significantly increased, Ke Yida
To 4 ~ 10 times of speed of common 3D printer；
Step 3：Repeat step 2 prints the second layer, until printing terminates.
Embodiment 2
Quick 3D printing apparatus structure described in the present embodiment is consistent with embodiment 1, the main distinction in the present embodiment, 3D
The printing speed method of printing equipment at the uniform velocity rises again in the solidification process described in step 2 after the pause 0.5S of print platform 42,
Uniform rotation again after the pause 0.5S of the material trough 51, time of the pause of print platform 42 and material trough 51 is general according to being beaten
Print the cross section of article（That is cured layer area）And depending on the hardening time of printing solution, general print platform pause 0.1S-
1S, the material trough pause 0.2S-1S.When cured layer area is smaller, printing solution solidification it is very fast when, print platform 42 and material
Without pausing, direct uniform motion is to be capable of achieving printing speed to groove 51；But when cured layer area is larger, printing solution solidification is slower
When need a period of time of pausing, be on the one hand easy to printing solution to be back to the lower section of print platform 42, on the other hand to exposure mechanism 2
Leave and take hardening time.
Embodiment 3
Quick 3D printing apparatus structure described in the present embodiment is basically identical with embodiment 1, differs primarily in that this implementation
Exposure mechanism 2 described in example uses the LCD display of LCD display device, the LCD display device to be located at material as exposure mouth
Groove lower section.The principle of solidification of LCD display device：Using LCD display image-forming principle, under the driving of LCD display device, according to
There is selective transparent region on LCD display in print image, and under the irradiation of LCD display device ultraviolet source, LCD shows
The images transparent region of display screen intercepts to ultraviolet light and reduces, and in the region shown without image, ultraviolet light is blocked.Through
The ultraviolet light of LCD display constitutes ultraviolet light image region, and above-mentioned ultraviolet light is irradiated to by transparent material trough 51 and beats
Print solution, makes to produce curing reaction by the printing solution of ultraviolet light, forms cured layer, and the printing solution not being irradiated to is still
So keep liquid.High accuracy display can be realized using LCD display, such as resolution ratio is the pixels of 1280 X 768,12 inches of displays
Screen dot matrix size reaches 0.16X0.16mm, simultaneously as the ratio that LCD display can do is larger, and then can also carry out large area
Solidification；Additionally, LCD display is imaged as directly contact shaping, figure deformation rate is low, and the Product Precision of printing is high.And project
The light of instrument will occur optical skew by figure after multiple imaging len, although deformation is very small, but printing precision
Or there is certain shortcoming.
Above-described embodiment and schema and non-limiting product form of the present utility model and style, any art
Appropriate change or modification that those of ordinary skill is done to it, all should be regarded as not departing from patent category of the present utility model.
Claims (10)
1. a kind of quick 3D printing device, it is characterised in that：Including pedestal, exposure mechanism, controlling organization in pedestal are arranged on,
And the printing mechanism on pedestal and Sheng Ye mechanisms are arranged on, wherein, the printing mechanism includes module, is slidably mounted on module
On print platform, the Sheng Ye mechanisms include for holding the material trough of printing solution, and for driving material trough to rotate
Drive component, the material trench bottom is fully transparent or the transparent base plate in subregion, and one is coated with the base plate
Layer transparent liquid film in uniform thickness, the exposure mouthful of exposure mechanism is corresponding with print platform, and the light for exposure curing passes through
Transparent material trench bottom direct projection print platform.
2. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The transparent liquid film uses ionic liquid
Body.
3. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The transparent liquid film thickness less than etc.
In 2mm.
4. a kind of quick 3D printing device as claimed in claim 2, it is characterised in that：The ionic liquid density is more than
1.1g/cm3, light transmittance is more than 85%, non-volatility.
5. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The exposure mechanism uses projecting apparatus,
The projecting apparatus exposure mouth is located at material trough lower section.
6. a kind of quick 3D printing device as claimed in claim 5, it is characterised in that：The projector projects are used to print molten
The purple light of liquid solidification.
7. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The exposure mechanism is shown using LCD
Device, the LCD display of the LCD display device is located at material trough lower section.
8. a kind of quick 3D printing device as claimed in claim 7, it is characterised in that：The LCD display launch for
The purple light of printing solution solidification.
9. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The drive component includes turntable shaft
Hold, bearing fixed seat and motor, the material trough is fixedly mounted on turntable bearing, the bearing fixed seat fixed installation
On pedestal, the turntable bearing is connected with motor, by the drive of motor, makes turntable bearing in bearing fixed seat
It is upper freely to rotate；The material trough is circle.
10. a kind of quick 3D printing device as claimed in claim 1, it is characterised in that：The controlling organization uses microprocessor
Device is controlled, and controlling organization is connected with exposure mechanism, printing mechanism and Sheng Ye mechanisms respectively, the action for controlling each mechanism；
The module is provided with a longitudinal leadscrew, and print platform is connected with leading screw, and leading screw is connected with spindle motor, is driven by spindle motor
Dynamic leading screw is rotated, and then print platform is slided up and down on module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091931.8U CN206186374U (en) | 2016-09-29 | 2016-09-29 | Quick 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621091931.8U CN206186374U (en) | 2016-09-29 | 2016-09-29 | Quick 3D printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206186374U true CN206186374U (en) | 2017-05-24 |
Family
ID=58731344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621091931.8U Active CN206186374U (en) | 2016-09-29 | 2016-09-29 | Quick 3D printing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206186374U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626375A (en) * | 2016-09-29 | 2017-05-10 | 浙江迅实科技有限公司 | Quick 3D printing device and quick printing method |
| CN111168996A (en) * | 2020-01-22 | 2020-05-19 | 朱宗文 | Photosensitive resin dip-forming apparatus and method |
-
2016
- 2016-09-29 CN CN201621091931.8U patent/CN206186374U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626375A (en) * | 2016-09-29 | 2017-05-10 | 浙江迅实科技有限公司 | Quick 3D printing device and quick printing method |
| CN111168996A (en) * | 2020-01-22 | 2020-05-19 | 朱宗文 | Photosensitive resin dip-forming apparatus and method |
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