CN205033594U - Quick resin curing 3D printer of front lighting by a wide margin - Google Patents
Quick resin curing 3D printer of front lighting by a wide margin Download PDFInfo
- Publication number
- CN205033594U CN205033594U CN201520209313.8U CN201520209313U CN205033594U CN 205033594 U CN205033594 U CN 205033594U CN 201520209313 U CN201520209313 U CN 201520209313U CN 205033594 U CN205033594 U CN 205033594U
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- China
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- speculum
- supporting plate
- liquid storage
- storage tank
- lifting supporting
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Abstract
The utility model provides a quick resin curing 3D printer of front lighting by a wide margin, includes that ultraviolet laser, lifting supporting plate, resin liquid storage tank, X set up in the resin liquid storage tank to speculum and control system, this lifting supporting plate to speculum, Y, and X passes through motor drive parallel face on lifting supporting plate with Y to the speculum to the speculum and removes, and the setting of ultraviolet laser is at Y to directly over speculum vertical, this lifting supporting plate contains base plate, lifting drive mechanism and sets up in the base plate below and wrap up the outside collapsible isolation layer at lifting drive mechanism, control system control motor and lifting supporting plate operating condition. The utility model discloses in the ultraviolet laser wavelength that uses single, the spot size is little, power density is big, can realize the solidification of resin in the extremely short time, so can realize than FDM technique more fast, more accurate shaping. And set up collapsible isolation layer below lifting drive mechanism, occupied the space of partly resin liquid storage tank, reduced the use amount of resin liquid.
Description
[technical field]
The utility model relates to a kind of increasing material manufacturing equipment utilizing laser technology to carry out three dimensional practicality modelling, the especially 3D printing device of photocuring.
[background technology]
Current known 3D printing technique is described as " the third time industrial revolution ", is widely used in the fields such as industrial design, medical treatment, teaching, Aero-Space.The mainstream technology of 3D printing technique comprises laser three-dimensional photocuring technology (SLA), fused glass pellet (FDM), selective laser melting technology (SLM), digital light treatment technology (DLP), 3 D-printing cohere shaping (3DP) etc.
Laser three-dimensional photocuring technology (StereoLithographyAppearance, be called for short SLA), the rapid prototype manufacturing technique occurred the earliest, SLA technology light source used is laser, have the advantages that wavelength is single, spot size is little and power density is large, by accurate gated sweep head, part high speed, high accuracy processing can be realized.But existing SLA system is complicated, in forming process, in order to ensure the flatness of resin liquid finished surface, needs are complicated and the equipment of costliness goes regulating liquid surface flatness, make total system volume excessive and involve great expense; On the other hand, in forming process, often need large volume resin storage pond, cause resin material utilization rate very low, expensive cost and overweight equipment are unfavorable for the popularization of SLA technology and practical.
Fused glass pellet (FusedDepositionModeling is called for short FDM), also known as fuse deposition, is a kind of rapid shaping technique.FDM is after being melted by low melting material, fills by carrying out two dimension by computer numerically controlled meticulous shower nozzle by CAD layering cross-section data, and the silk material of ejection generates skim cross section through cooling adhesive solidification, is layering into 3D solid.Be characterized in not adopting laser system, operation and maintenance is simple, equipment volume is small and exquisite, be easy to carrying, be applicable to working environment and be easy to be accepted by general population, but need to ensure that wire vent process extruded velocity and filling speed carry out Proper Match due to it, affect process velocity, extrude a real contour line and exceed desired profile line region, affect profiled member precision, there is a big difference to compare SLA, DLP technology acuracy and print speed.
With regard to state-of-the art, the 3D printing device print speed of fused glass pellet (FDM) technology is low, formed precision is low, and high, the shaping breadth of 3D printing device cost of laser three-dimensional curing technology is less than normal, resin utilization rate is low.
[summary of the invention]
The utility model proposes a kind of 3D printer integrating the features such as process velocity is fast, formed precision is high, shaping breadth is large, resin utilization rate is high, cost is low for above situation.
Large format photosensitive resin solidification 3D printer involved by the utility model comprises ultraviolet laser, lifting supporting plate, resin liquid storage tank, X to speculum, Y-direction speculum and control system, it is characterized in that, this lifting supporting plate is arranged in resin liquid storage tank, X drives the parallel surface on lifting supporting plate to move to speculum and Y-direction speculum by motor, Ultra-Violet Laser be arranged on Y-direction speculum vertical directly over; This lifting supporting plate comprises substrate, lift drive mechanism and to be arranged on below substrate and to be wrapped in the collapsible separation layer of lift drive mechanism outside, and control system controls motor and lifting supporting plate duty.
Wherein X comprises the first speculum to speculum and drives the first speculum along the X of parallel surface X-direction movement to motor.
Wherein Y-direction speculum comprises the second speculum and drives the second speculum along the Y-direction motor of parallel surface Y direction movement.
X is controlled by X/Y Shaft and NC Machining Test control system to motor and Y-direction motor.
Lift drive mechanism is motor or hydraulic lifting arm.
Also be provided with a fluid infusion case be communicated with the liquid storage space of this resin liquid storage tank in this resin liquid storage tank outside, this fluid infusion case is communicated with resin liquid storage tank by a connected pore channel, in this connected pore channel, be provided with pressure control device.
Pressure control device comprises pressure inductor and control valve.
Its ultraviolet laser is adopt wavelength to be the ultraviolet laser of 355 ~ 405nm.
The ultraviolet laser wavelength used in the utility model is single, spot size is little, power density is large, can realize the solidification of resin within the extremely short time, thus can to realize than FDM technology more fast, shaping more accurately.And below lift drive mechanism, be provided with collapsible separation layer, occupy the space of the resin liquid storage tank of a part, reduce the use amount of resin liquid, avoid the waste of material.And the method laser instrument used is only general ultraviolet light source, after certain collimation focusing is carried out to light beam, the movement of light beam directly over workpiece can be controlled by the motion of speculum, and not need complicated optical system, also not need harsh working environment.
[accompanying drawing explanation]
Fig. 1 is the utility model large format photosensitive resin solidification 3D printer arrangement schematic diagram;
Wherein: 10, ultraviolet laser; 20, supporting plate is elevated; 21, substrate; 22, lift drive mechanism; 23, collapsible separation layer; 30, resin liquid storage tank; 31, pressure control device; 40, X is to speculum; 41, the first speculum; 42, X is to motor; 50, Y-direction speculum; 51, the second speculum; 52, Y-direction motor; 60, fluid infusion case.
[detailed description of the invention]
Below in conjunction with the utility model the drawings and specific embodiments, the utility model is described in further detail.
Please refer to accompanying drawing 1: this large format photosensitive resin solidification 3D printer comprises ultraviolet laser 10, lifting supporting plate 20, resin liquid storage tank 30, X to speculum 40, Y-direction speculum 50 and control system, this lifting supporting plate 20 is arranged in resin liquid storage tank 30, in fact lifting planker is exactly the shaping platform of 3D printed product, utilize one to steep the platform in resin liquid completely, cured resin completes the shaping of resin piece layer by layer.
And on lifting supporting plate, be exactly the ultraviolet laser 10 that liquid towards resin is cured, ultraviolet laser 10 is then moved on resin liquid level to speculum 40 and Y-direction speculum 50 by X, cured resin.X drives the parallel surface on lifting supporting plate 20 to move to speculum 40 and Y-direction speculum 50 by motor, ultraviolet laser be arranged on Y-direction speculum 50 vertical directly over.
X to speculum and Y-direction speculum place plane need with resin liquid level keeping parallelism, wherein X comprises the first speculum 41 to speculum 40 and drives the first speculum 41 along the X of parallel surface X-direction movement to motor 42.Wherein Y-direction speculum 50 comprises the second speculum 51 and drives the second speculum 51 along the Y-direction motor 52 of parallel surface Y direction movement.X is controlled by X/Y Shaft and NC Machining Test control system to motor and Y-direction motor.
X moves to speculum along X-direction, and Y-direction speculum moves along Y direction, with just can realizing allowing the beam orthogonal of ultraviolet laser in plane system carrying out scanning a little irradiate.
This lifting supporting plate 20 comprises substrate 21, lift drive mechanism 22 and to be arranged on below substrate 21 and to be wrapped in the collapsible separation layer 23 of lift drive mechanism outside, and control system controls motor and lifting supporting plate 20 duty.
The substrate 21 of lifting supporting plate 20 is used to molding flat, the lift drive mechanism 22 that below is arranged is then the actuator driving substrate 21 elevating movement, the collapsible separation layer 23 be arranged on below lifting supporting plate is connected with the sealed bottom of resin liquid storage tank 30, can reduce the use amount of liquid when potting resin liquid storage tank 30.In the lifting process of lifting supporting plate 20, collapsible separation layer 23 ensures the smooth movement of platform by self-deformation.
Lift drive mechanism 22 is motor or hydraulic lifting arm.
Also be provided with a fluid infusion case 60 be communicated with the liquid storage space of this resin liquid storage tank 30 in this resin liquid storage tank 30 outside, this fluid infusion case 60 is communicated with resin liquid storage tank 30 by a connected pore channel, is provided with pressure control device 31 in this connected pore channel.
Pressure control device 31 comprises pressure inductor and control valve.
After the solidification of one deck liquid resin, computer self controls lift drive mechanism 22 and to decline certain distance, drives substrate 21 to decline.Simultaneously by fluid infusion case 60, realize supplementing again of resin material by pressure control device 31, make the liquid level of resin in resin liquid storage tank 30 keep certain.Then carry out the scanning in second layer cross section, the second cured layer is bonded on last cured layer securely, and the cured layer be layering like this forms 3 D workpiece prototype.Lifting supporting plate can be promoted after physical model has printed, can easily model be taken off from substrate 21.When model exposes from liquid level, model is taken off from substrate 21, finally solidify under the ultraviolet light that energy is higher.If strict to the surface requirements of workpiece, can the optical, electrical plating of economy-combat again, spray paint or coloring treatment.
Due to fluid infusion case 60 and the difference in height of resin liquid storage tank 30 liquid level, the resin in resin liquid storage tank 30 can be back to fluid infusion case 60 voluntarily along with the rising of lifting supporting plate 20, realizes recycling.
Ultraviolet laser in the utility model is adopt wavelength to be the ultraviolet laser of 355 ~ 405nm.The ultraviolet laser wavelength used in the utility model is single, spot size is little, power density is large, can realize the solidification of resin within the extremely short time, thus can to realize than FDM technology more fast, shaping more accurately.And the method laser instrument used is only general ultraviolet light source, after certain collimation focusing is carried out to light beam, the movement of light beam directly over workpiece can be controlled by the motion of speculum, and not need complicated optical system, also not need harsh working environment.
The above, it is only the utility model preferred embodiment, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, any simple modification that above embodiment is done is referred to according to the utility model technology, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (9)
1. a large format photosensitive resin solidification 3D printer, comprise ultraviolet laser, lifting supporting plate, resin liquid storage tank, X to speculum, Y-direction speculum and control system, it is characterized in that, this lifting supporting plate is arranged in resin liquid storage tank, X drives the parallel surface on lifting supporting plate to move to speculum and Y-direction speculum by motor, Ultra-Violet Laser be arranged on Y-direction speculum vertical directly over; This lifting supporting plate comprises substrate, lift drive mechanism and to be arranged on below substrate and to be wrapped in the collapsible separation layer of lift drive mechanism outside, and control system controls motor and lifting supporting plate duty.
2. large format photosensitive resin solidifies 3D printer according to claim 1, it is characterized in that, wherein X comprises the first speculum to speculum and drives the first speculum along the X of parallel surface X-direction movement to motor.
3. large format photosensitive resin solidifies 3D printer according to claim 1, it is characterized in that, wherein Y-direction speculum comprises the second speculum and drives the second speculum along the Y-direction motor of parallel surface Y direction movement.
4. large format photosensitive resin solidifies 3D printer according to claim 2, and it is characterized in that, X is controlled by X/Y Shaft and NC Machining Test control system to motor.
5. large format photosensitive resin solidifies 3D printer according to claim 3, and it is characterized in that, Y-direction motor is controlled by X/Y Shaft and NC Machining Test control system.
6. large format photosensitive resin solidifies 3D printer according to claim 1, and it is characterized in that, lift drive mechanism is motor or hydraulic lifting arm.
7. large format photosensitive resin solidifies 3D printer according to claim 1, it is characterized in that, a fluid infusion case be communicated with the liquid storage space of this resin liquid storage tank is also provided with in this resin liquid storage tank outside, this fluid infusion case is communicated with resin liquid storage tank by a connected pore channel, in this connected pore channel, be provided with pressure control device.
8. large format photosensitive resin solidifies 3D printer according to claim 7, and it is characterized in that, pressure control device comprises pressure inductor and control valve.
9. large format photosensitive resin solidifies 3D printer according to claim 1, it is characterized in that, its ultraviolet laser is adopt wavelength to be the ultraviolet laser of 355 ~ 405nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209313.8U CN205033594U (en) | 2015-04-09 | 2015-04-09 | Quick resin curing 3D printer of front lighting by a wide margin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209313.8U CN205033594U (en) | 2015-04-09 | 2015-04-09 | Quick resin curing 3D printer of front lighting by a wide margin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205033594U true CN205033594U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520209313.8U Expired - Fee Related CN205033594U (en) | 2015-04-09 | 2015-04-09 | Quick resin curing 3D printer of front lighting by a wide margin |
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| CN (1) | CN205033594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708827A (en) * | 2015-04-09 | 2015-06-17 | 深圳长朗三维科技有限公司 | Large-format photosensitive resin curing 3D printer |
| CN104816479A (en) * | 2015-05-17 | 2015-08-05 | 北京工业大学 | Large-format light curing 3D printer |
-
2015
- 2015-04-09 CN CN201520209313.8U patent/CN205033594U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708827A (en) * | 2015-04-09 | 2015-06-17 | 深圳长朗三维科技有限公司 | Large-format photosensitive resin curing 3D printer |
| CN104816479A (en) * | 2015-05-17 | 2015-08-05 | 北京工业大学 | Large-format light curing 3D printer |
| CN104816479B (en) * | 2015-05-17 | 2017-05-03 | 北京优造智能科技有限公司 | Large-format light curing 3D printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 Termination date: 20170409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |