CN208993099U - A kind of fixed 3D printing device of liquid bath - Google Patents
A kind of fixed 3D printing device of liquid bath Download PDFInfo
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- CN208993099U CN208993099U CN201821409364.5U CN201821409364U CN208993099U CN 208993099 U CN208993099 U CN 208993099U CN 201821409364 U CN201821409364 U CN 201821409364U CN 208993099 U CN208993099 U CN 208993099U
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- level control
- control module
- liquid bath
- printing
- fixed
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Abstract
The utility model discloses a kind of fixed 3D printing devices of liquid bath, including upper projection light machine, liquid bath, 3D printing platform, print platform elevating mechanism, level control module, level control module elevating mechanism, photosensitive resin is marked in liquid bath, by level control module elevating mechanism can the position of flexible modulation level control module in vertical direction, and then the operating distance being accurately positioned between liquid level and ray machine guarantees that ray machine projects clearly pattern on liquid level.
Description
Technical field
The utility model relates to a kind of fixed 3D printing devices of liquid bath.
Background technique
3D printing technique also becomes " increasing material manufacturing ", due to having the manufacture that labyrinth may be implemented, simplifying production work
Sequence shortens the remarkable advantages such as manufacturing cycle, has in fields such as medical treatment, scientific research, aerospace, auto parts and components production wide
General application.SLA and 3D printing technique based on dmd chip are two kinds of common 3D printing techniques, both technologies can be
In the photosensitive polymer of liquid, the 3D printing of high-precision, structure is complicated part is realized, the utilization rate of material is high.And it is based on LCOS
The 3D printing technique of chip and 3D printing technique based on Micro LED technology are different from traditional SLA and based on dmd chip
3D printing technique will realize higher printing precision, faster print speed, lower cost, bigger breadth.
In the 3D printing of upper projection, in order to meet different printing precision and breadth, upper projection light machine often amplify or
Reduction magnification is adjustable ray machine.And working distance can not be kept away between projection light machine and projection working face when adjustment zooms in or out multiplying power
That exempts from changes.By the movement of level control module in vertical direction, and then it can easily adjust projection light machine and throw
Working distance between shadow working face.It can guarantee that projection pattern can project on working face in liquid level in this way and project clearly image.
The utility model also has the following advantages, and at the end of printing, the workpiece needs on print platform are removed.If liquid level
Control module be it is fixed, can not be moved due to level control module and the mobile path that generates of print platform is stopped, so beating
Workpiece is difficult to remove on print platform.And level control module is lift, can be risen after printing is complete.Print workpiece just in this way
In removing.
Summary of the invention
In order to solve the problems, such as that the working distance of upper projection light machine and liquid level changes in 3D printing device.
The utility model uses a kind of fixed 3D printing device of liquid bath, including upper projection light machine (1), liquid bath (2), 3D to beat
Print platform (3), print platform elevating mechanism (4), level control module (5), level control module elevating mechanism (6)；Wherein, liquid
Slot (2) is located at 3D printing bottom of device, and upper projection light machine (1) is located above liquid bath (2), and 3D printing platform (3) is located at liquid bath (2)
Inside, print platform elevating mechanism (4) are connected with 3D printing platform (3), and level control module (5) includes optical transmission window piece
(51), level control film (52), fixed device (53), level control module elevating mechanism (6) are connected with level control module (5)
It connects；Photosensitive resin is marked in liquid bath, by level control module elevating mechanism can flexible modulation level control module in Vertical Square
Upward position, and then the operating distance being accurately positioned between liquid level and ray machine guarantees that ray machine projects on liquid level and clearly schemes
Case.
The upper projection light machine (1) includes the projection light machine based on dmd chip, the ray machine based on Micro LED, is based on
The projection light machine or SLA projection light machine of LCOS chip, projection pattern are top-down projection pattern；The upper projection light machine
It (1) does not include projective lens in component.
The liquid bath (2) is placed in 3D printing bottom of device, cannot move in vertical direction.
The 3D printing platform (3) is made of metal or glass, and surface is plane.
The 3D printing platform lifting mechanism (4) is for controlling 3D printing platform (3) movement in vertical direction.
The level control module (5) includes optical transmission window piece (51), level control film (52) and fixes device (53)；
Upper, level control film (52) passes through between optical transmission window piece (51) and level control film (52) optical transmission window piece (51) under
Fixed device (53) form closed cavity, and setting oxygen intake (533) and oxygen outlet (534) make oxygen on fixed device (53)
It circulates in closed cavity.
The fixed device (53) includes logical oxygen module (531), folder membrane (532), oxygen intake (533), oxygen outlet
(534), folder membrane (532) plays the effect for keeping level control film (52) fixed, and logical oxygen module, which plays, makes level control film (52)
Smooth effect.
The optical transmission window piece (51) is sapphire sheet, crown glass or flint glass.
The level control module elevating mechanism (6) is for controlling level control module (5) in the movement of vertical direction.
A kind of fixed 3D printing device of liquid bath, printing when the following steps are included:
Step 1: resin material is injected into liquid bath；
Step 2: optical transmission window piece (51) and level control film (52) are installed on fixed device (53), form liquid level
Control module (5)；
Step 3: level control module (5) is connect with level control module elevating mechanism (6)；
Step 4: level control module elevating mechanism (6) drives level control module (5) decline, makes level control module
(5) part is immersed in the resin material in liquid bath (2), is made between level control module (5) and resin material without air；
Step 5: 6. level control module elevating mechanisms move up and down, and focus on light under the 5.2 level control film
Surface；
Step 6: 3D printing platform (3) moves up and down, and makes under 3D printing platform (3) upper surface and level control film (52)
Surface fitting；
Step 7: upper projection light machine (1) is exposed 3D printing to resin material.
The utility model provide a kind of fixed 3D printing device of liquid bath major advantage and good effect it is as follows: pass through
The movement of level control module in vertical direction, and then can easily adjust projection light machine and project the work between working face
Away from.It can guarantee that projection pattern can project on working face in liquid level in this way and project clearly image.
The utility model also has the following advantages, and at the end of printing, the workpiece needs on print platform are removed.If liquid level
Control module be it is fixed, can not be moved due to level control module and the mobile path that generates of print platform is stopped, so beating
Workpiece is difficult to remove on print platform.And level control module is lift, can be risen after printing is complete.Print workpiece just in this way
In removing.The fixed 3D printing device of liquid bath has a good application prospect in high-precision 3D printing field.
Detailed description of the invention
For the technology contents for further illustrating the utility model, with reference to embodiments and attached drawing detailed description is as follows,
In:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the utility model level control modular structure schematic diagram；
Fig. 3 is a kind of structural schematic diagram of mapped structure of the utility model level control module；
Fig. 4 is a kind of structural schematic diagram of mapped structure of the utility model level control module.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.
It please refers to shown in attached drawing, the utility model provides a kind of fixed 3D printing device of liquid bath, comprising:
- upper projection light machine (1) includes the projection light machine based on dmd chip, the ray machine based on Micro LED, is based on LCOS
The projection light machine or SLA projection light machine of chip, projection pattern are top-down projection pattern；The upper projection light machine (1)
It does not include projective lens in component.
- liquid bath (2) is placed in 3D printing bottom of device, cannot move in vertical direction, and liquid bath (2) bottom can do light transmission
Window.
- 3D printing platform (3) is made of metal or glass, and surface is plane.In 3D printing platform (3) and liquid level can be made
Control module can be placed in metal plate, optical glass sheet, sapphire sheet between (5), remove 3D printing platform convenient for printout.
- level control the film (52) includes 0.05mm ~ 0.39mm thickness pellosil or 0.05mm ~ 0.39mm thickness FEP release
Film.
- print platform elevating mechanism (4) is for controlling 3D printing platform (3) movement in vertical direction.
- level control module (5) includes optical transmission window piece (51), level control film (52) and fixes device (53)；Thoroughly
Light window piece (51) is upper, and level control film (52) is under, by solid between optical transmission window piece (51) and level control film (52)
Determine device (53) and form closed cavity, setting oxygen intake (533) and oxygen outlet (534) make oxygen exist on fixed device (53)
Circulation in closed cavity, oxygen are capable of increasing oxygen inhibition, promote the service life of level control film (52).
- level control module (5) has multiple structural forms, Fig. 2, Fig. 3, and Fig. 4 has respectively represented three kinds of typical structures
Form.
- as shown in Fig. 2, fixed device (53) include logical oxygen module (531), folder membrane (532), oxygen intake (533),
Oxygen outlet (534), folder membrane (532) play the effect for keeping level control film (52) fixed, lead to oxygen module (531) and push liquid level
Control film (52) is downwardly projected level control film (52) and keeps smooth, folder membrane (532) and level control module elevator
Structure (6) is connected.
- as shown in figure 3, fixed device (53) include logical oxygen module (531), folder membrane (532), oxygen intake (533),
Oxygen outlet (534), folder membrane (532) play the effect for keeping level control film (52) fixed, and logical oxygen module, which plays, makes liquid level control
It is film-made (52) smooth effect, folder membrane (532) is connected with level control module elevating mechanism (6).
- as shown in figure 4, fixed device (53) include logical oxygen module (531), folder membrane (532), oxygen intake (533),
Oxygen outlet (534), folder membrane (532) tighten it with level control module fixing piece (535) clamping level control film (52),
The effect for keeping level control film (52) smooth, level control module fixing piece (535) and level control are played in logical oxygen module pushing
Module elevating mechanism (6) is connected.
- optical transmission window piece (51) is sapphire sheet, crown glass or flint glass.
- level control module elevating mechanism (6) is for controlling level control module (5) in the movement of vertical direction.
A kind of-fixed 3D printing the device of liquid bath, comprising the following steps:
Step 1: resin material is injected into liquid bath；
Step 2: optical transmission window piece (51) and level control film (52) are installed on fixed device (53), form liquid level
Control module (5)；
Step 3: level control module (5) is connect with level control module elevating mechanism (6)；
Step 4: level control module elevating mechanism (6) drives level control module (5) decline, makes level control module
(5) part is immersed in the resin material in liquid bath (2), is made between level control module (5) and resin material without air；
Step 5: 6. level control module elevating mechanisms move up and down, and focus on light under the 5.2 level control film
Surface；
Step 6: 3D printing platform (3) moves up and down, and makes under 3D printing platform (3) upper surface and level control film (52)
Surface fitting；
Step 7: upper projection light machine (1) is exposed 3D printing to resin material.
The utility model patent can easily adjust projection by the movement of level control module in vertical direction
Working distance between ray machine and projection working face.It can guarantee that projection pattern can project on working face in liquid level in this way to project clearly
Image.
The utility model also has the following advantages, and at the end of printing, the workpiece needs on print platform are removed.If liquid level
Control module be it is fixed, can not be moved due to level control module and the mobile path that generates of print platform is stopped, so beating
Workpiece is difficult to remove on print platform.And level control module is lift, can be risen after printing is complete.Print workpiece just in this way
In removing.
Particular embodiments described above, for the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the utility model, it is not limited to this
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (8)
1. a kind of fixed 3D printing device of liquid bath, it is characterised in that: flat including upper projection light machine (1), liquid bath (2), 3D printing
Platform (3), print platform elevating mechanism (4), level control module (5), level control module elevating mechanism (6)；Wherein, liquid bath
(2) it is located at 3D printing bottom of device, upper projection light machine (1) is located above liquid bath (2), and 3D printing platform (3) is located in liquid bath (2)
Portion, print platform elevating mechanism (4) are connected with 3D printing platform (3), and level control module (5) includes optical transmission window piece
(51), level control film (52), fixed device (53), level control module elevating mechanism (6) are connected with level control module (5)
It connects；Photosensitive resin is marked in liquid bath, by level control module elevating mechanism can flexible modulation level control module in Vertical Square
Upward position, and then the operating distance being accurately positioned between liquid level and ray machine guarantees that ray machine projects on liquid level and clearly schemes
Case.
2. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the upper projection light machine
It (1) include the projection light machine based on dmd chip, the ray machine based on Micro LED, projection light machine or SLA based on LCOS chip
Projection light machine, projection pattern are top-down projection pattern；It does not include photoetching mirror in the component of the upper projection light machine (1)
Head.
3. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the liquid bath (2) is placed in
3D printing bottom of device cannot move in vertical direction.
4. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the 3D printing platform
(3) it is made of metal or glass, surface is plane.
5. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the print platform lifting
Mechanism (4) is for controlling 3D printing platform (3) movement in vertical direction.
6. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the level control module
It (5) include optical transmission window piece (51), level control film (52) and fixation device (53)；Optical transmission window piece (51) is in upper, liquid level control
(52) are film-made under, form closed cavity by fixed device (53) between optical transmission window piece (51) and level control film (52),
Setting oxygen intake (533) makes oxygen circulate in closed cavity with oxygen outlet (534) on fixed device (53).
7. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the optical transmission window piece
It (51) is sapphire sheet, crown glass or flint glass.
8. the fixed 3D printing device of a kind of liquid bath according to claim 1, which is characterized in that the level control module
Elevating mechanism (6) is for controlling level control module (5) in the movement of vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821409364.5U CN208993099U (en) | 2018-08-30 | 2018-08-30 | A kind of fixed 3D printing device of liquid bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821409364.5U CN208993099U (en) | 2018-08-30 | 2018-08-30 | A kind of fixed 3D printing device of liquid bath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208993099U true CN208993099U (en) | 2019-06-18 |
Family
ID=66799516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821409364.5U Active CN208993099U (en) | 2018-08-30 | 2018-08-30 | A kind of fixed 3D printing device of liquid bath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208993099U (en) |
-
2018
- 2018-08-30 CN CN201821409364.5U patent/CN208993099U/en active Active
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| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing mathematical optical core technology Co.,Ltd. Assignor: LIANSHI PHOTOELECTRIC (SHENZHEN) Co.,Ltd. Contract record no.: X2021990000396 Denomination of utility model: A liquid tank fixed 3D printing device Granted publication date: 20190618 License type: Exclusive License Record date: 20210701 |