CN204604914U - A kind of 3D printer levelling device - Google Patents
A kind of 3D printer levelling device Download PDFInfo
- Publication number
- CN204604914U CN204604914U CN201520126810.1U CN201520126810U CN204604914U CN 204604914 U CN204604914 U CN 204604914U CN 201520126810 U CN201520126810 U CN 201520126810U CN 204604914 U CN204604914 U CN 204604914U
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- CN
- China
- Prior art keywords
- formed tray
- storage tank
- conductive metal
- metal sheet
- resin storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
A kind of 3D printer levelling device, is made up of mechanical module and circuit module.Mechanical module comprises formed tray and photosensitive resin groove.Formed tray adopts metal material, is good electric conductor, is directly connected with power supply by wire with wire clamp; Photosensitive resin groove is connected with power supply with wire by square metal sheet.This levelling gear may be used for the leveling between formed tray and resin storage tank, make the distance bottom the corner of formed tray and resin storage tank even, to ensure that the model printed successfully can adhere to formed tray, and ensure that the thickness of each cured layer in print procedure is even.Levelling gear is detachable, and each leveling can be taken away later, reduces printer body volume, plugs Du Pont's plug, ensure that in each print procedure, resin storage tank is all parallel with formed tray during next leveling, thus ensures the long-term precision printed.
Description
Technical field
The utility model relates to 3D printing technique field, and particularly a kind of 3D printer levelling device, is applicable to the leveling of SLA printer and 3DP printer.
Background technology
3D printing technique is also known as rapid shaping technique (Rapid Prototyping Manufacturing, be called for short RPM) or increase material manufacturing technology, it relates to the subjects such as mechanical engineering, material engineering, digital control, reverse manufacturing, cad technique and computer technology.The general principle of 3D printing technique is " successively print, be layering ", namely first by CAD Software Create threedimensional model, then by host computer Slice Software (such as cura, Repetier-Host etc.), hierarchy slicing is carried out and path planning to it, the G-code file of generation is imported to slave computer controller, then successively reproduces three-dimensional entity model by controller control 3D printing device.
Print rapid shaping technique for core with 3D, occur the 3D former of different printing principle.SLA is current most widely used 3D printing technique in the world, is characterized in that printing precision is high, speed is relatively very fast, the fields such as extensive use industry manufacture, medical science, culture and arts.Due to the frame for movement of SLA3D printer, and it is to high-precision requirement, and the leveling of builder has certain difficulty, is also the difficult problem that people wish to solve always.Existing leveling scheme is realize leveling by the design of mechanical mechanism substantially, due to the error of mechanical mechanism itself, causes leveling to have certain difficulty, and can not ensure the precision of leveling.Therefore people attempt other gradually method to realize high-precision leveling.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provide a kind of be simple and easy to and the stronger circuit levelling device of versatility, solve the problem of photocuring 3D printer print platform leveling difficulty.This levelling device is not only applicable to SLA3D printer, and is used in the 3D printer of other types, such as 3DP printer etc.
To achieve these goals, the technical scheme that the utility model adopts is:
A kind of 3D printer levelling device, comprise resin storage tank, formed tray and photoelectric detection system, formed tray is fastened in resin storage tank, formed tray adopts conductive material to make, resin storage tank base plate is provided with the conductive metal sheet of more than three, photoelectric detection system comprises battery and the light emitting diode corresponding with described conductive metal sheet, and described conductive metal sheet, the light emitting diode corresponding with this conductive metal sheet, battery and formed tray are connected in series and form the measure loop corresponding with this conductive metal sheet; When formed tray contacts with described conductive metal sheet, the measure loop corresponding with this conductive metal sheet electrically conducts, and when whole described measure loop all electrically conducts, described resin storage tank is in leveling state.
Wherein, described photoelectric detection system also comprises bread board, and light emitting diode is plugged on this bread board, and battery is installed on this bread board by battery case.Described bread board is also provided with Du Pont's joint, and this Du Pont's joint is connected with described light emitting diode by connecting wire.Described bread board is also provided with wire clamp, and this wire clamp is connected with described battery by connecting wire, and described wire clamp is removably folded on described formed tray.Described measure loop is also serially connected with the resistance adapted with described light emitting diode.
Preferred scheme, described conductive metal sheet is four of coplanar setting, and these four conductive metal sheets lay respectively at four corners of resin storage tank.
Adopt after technique scheme, the utility model compared to the prior art advantageously:
The utility model is made up of mechanical module and circuit module, and mechanical module comprises formed tray and photosensitive resin groove.Formed tray adopts the good metal material of electric conductivity, is directly connected with positive source with wire clamp by wire; Photosensitive resin groove is connected with power cathode with wire by conductive metal sheet.The conductive metal sheet of 4 equal thickness is fixed on four angles of resin storage tank, and is connected into the parallel circuit that 4 light emitting diodes are housed together with formed tray.Each lumination of light emitting diode all illustrates fit with formed tray in an angle of corresponding resin storage tank, should stop regulating the adjustable nut on this angle.When 4 light emitting diodes are all luminous, four angles that resin storage tank is described all with formed tray good contact, realize leveling.So just Mechanical Contact is converted into more responsive circuit to show, improves leveling precision.Meanwhile, each light emitting diode all with a resistant series, its operating voltage is controlled within rated voltage.The main part of leveling circuit is connected with resin storage tank part by Du Pont's joint, can disconnect Du Pont's joint when realizing leveling later.Plug Du Pont's joint under 3D printer during task and can carry out leveling, thus the precision of leveling and the precision of printed sample when ensureing each printing.Its beneficial effect is, mechanical levelling problems is converted into circuit problem, reduces the difficulty of resin storage tank leveling, realizes the leveling of resin storage tank rapidly, ensure that the precision of printer model.Meanwhile, the circuit part of levelling device is detachable, reduces 3D printer body volume and weight.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Fig. 1 is circuit theory diagrams of the present invention.
Fig. 2 is appearance assumption diagram of the present invention.
Fig. 3 is the external structure of circuit main part.
Fig. 4 is the appearance assumption diagram of resin storage tank.
Fig. 5 is the appearance assumption diagram of formed tray part.
1. photosensitive resin grooves in figure, the connection line 2. on resin storage tank, 3,4. Du Pont's joint, 5. the connection line on bread board, 6. resistance, 7. light emitting diode, 8. battery case, 9. battery, 10. bread board, 11. GND circuits, 12. anode circuits, 13. electric wire clips, 14. formed tray, 15. conductive metal sheets.
Detailed description of the invention
The following stated is only preferred embodiment of the present utility model, does not therefore limit protection domain of the present utility model.
Fig. 1 is the fundamental diagram of this levelling device.K1, K2, K3, K4 switch represents the conductive metal sheet on resin storage tank 4 pin respectively, realizes path when formed tray and conductive metal sheet are fitted.Four LEDs 1, LED2, LED3, LED4 and 4 resistance R1, R2, R3, R4 form 4 parallel circuits respectively.When junction contacts on the formed tray and resin storage tank base plate of K switch 1 correspondence, LED1 light emitting diode can be bright.When junction contacts on the formed tray and resin storage tank base plate of K switch 2 correspondence, LED2 light emitting diode can be bright.When junction contacts on the formed tray and resin storage tank base plate of K switch 3 correspondence, LED3 light emitting diode can be bright.When junction contacts on the formed tray and resin storage tank base plate of K switch 4 correspondence, LED4 light emitting diode can be bright.When formed tray corresponding to 4 K switch 1, K2, K3, K4 is all with junction contacts on resin storage tank base plate, then 4 light emitting diodes are all shinny.So can be contacted with formed tray by whether shinny the judging whether of light emitting diode, thus realize accurate leveling.
Fig. 2 is the appearance assumption diagram of this levelling gear.Formed tray 14 is fastened in resin storage tank, realizes path when shaping tray bottom surface four angles contact with conductive metal sheet 15.The electrical parts such as bread board 10, battery 9 negative pole, resistance 6, light emitting diode 7 are connected with the circuit 2 on resin storage tank by Du Pont's joint 3,4.Battery 9 positive pole on bread board is connected with wire clamp 13 formed tray 14 by circuit 12.After leveling terminates, Du Pont's joint 4 and wire clamp 13 can be pulled out, remove circuit main part, thus facilitate the work of 3D printer.
Fig. 3 is the external structure of circuit main part.Electrical part comprises battery 9, battery case 8, bread board 10, light emitting diode 7, resistance 6.Above electrical part is connected with the circuit 2 on resin storage tank by Du Pont's joint 4, and leveling can be pulled out later.Each parallel circuit comprises a light emitting diode and a resistance.Select the resistance of suitable resistance, thus the operating current of light emitting diode is controlled within rated current, in order to avoid burn out light emitting diode.The electric wire of 4 circuit parallel with one another pools together, and is jointly assembled on Du Pont's joint 4.The negative pole of battery 9 is connected with bread board by electric wire 11, and the positive pole of battery is connected with formed tray 14 with wire clamp 13 by electric wire 12.
Fig. 4 is the appearance assumption diagram of photosensitive resin groove.Four conductive metal sheets are fixed on four angles of resin storage tank.Draw 4 with wire 2 from four sheet metals, and be gathered together, be jointly assembled on Du Pont's joint 3.Circuit on resin storage tank 1 is connected with the circuit on bread board by Du Pont's joint 3.Du Pont's joint 5 can be pulled out after zeroing.
Fig. 5 is formed tray 14 part.In print procedure, often solidify one deck, formed tray 14 first moves upward, then moves downward, until fit in the bottom surface of sample lower surface and resin storage tank, and just leaves the thickness of one deck resin.Formed tray 14 is conducting metal material, is connected by the negative pole of wire clamp 13 with bread board 10 battery.Wire clamp 13 can be taken away after leveling completes.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (6)
1. a 3D printer levelling device, comprise resin storage tank (1), formed tray (14) and photoelectric detection system, formed tray (14) is fastened in resin storage tank (1), it is characterized in that: formed tray (14) adopts conductive material to make, resin storage tank (1) base plate is provided with the conductive metal sheet (15) of more than three, photoelectric detection system comprises battery (9) and the light emitting diode (7) corresponding with described conductive metal sheet (15), described conductive metal sheet (15), the light emitting diode (7) corresponding with this conductive metal sheet (15), battery (9) and formed tray (14) serial connection form the measure loop corresponding with this conductive metal sheet (15), when formed tray (14) contacts with described conductive metal sheet (15), the measure loop corresponding with this conductive metal sheet (15) electrically conducts, when whole described measure loop all electrically conducts, described resin storage tank place (1) is in leveling state.
2. 3D printer levelling device according to claim 1, it is characterized in that: described photoelectric detection system also comprises bread board (10), light emitting diode (7) is plugged on this bread board (10), and battery (9) is installed on this bread board (10) by battery case (8).
3. 3D printer levelling device according to claim 2, it is characterized in that: described bread board (10) is also provided with Du Pont's joint (4), this Du Pont's joint (4) is connected with described light emitting diode (7) by connecting wire.
4. 3D printer levelling device according to claim 2, it is characterized in that: described bread board (10) is also provided with wire clamp (13), this wire clamp (13) is connected with described battery (9) by connecting wire, and described wire clamp (13) is removably folded on described formed tray (14).
5. 3D printer levelling device according to claim 1, it is characterized in that: four that described conductive metal sheet (15) is coplanar setting, and these four conductive metal sheets (15) lay respectively at four corners of resin storage tank (1).
6. 3D printer levelling device according to claim 1, is characterized in that: described measure loop is also serially connected with the resistance (6) adapted with described light emitting diode (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126810.1U CN204604914U (en) | 2015-03-05 | 2015-03-05 | A kind of 3D printer levelling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126810.1U CN204604914U (en) | 2015-03-05 | 2015-03-05 | A kind of 3D printer levelling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204604914U true CN204604914U (en) | 2015-09-02 |
Family
ID=53957495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520126810.1U Withdrawn - After Issue CN204604914U (en) | 2015-03-05 | 2015-03-05 | A kind of 3D printer levelling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204604914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708823A (en) * | 2015-03-05 | 2015-06-17 | 宁波速美科技有限公司 | 3D printer leveling device |
-
2015
- 2015-03-05 CN CN201520126810.1U patent/CN204604914U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104708823A (en) * | 2015-03-05 | 2015-06-17 | 宁波速美科技有限公司 | 3D printer leveling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dan Bin Inventor after: Shi Changchun Inventor after: Chen Rong Inventor after: Dong Dechao Inventor after: Qiu Wenjian Inventor after: Gao Yule Inventor after: Wang Yuanwei Inventor before: Dan Bin |
|
| COR | Change of bibliographic data | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150902 Effective date of abandoning: 20170405 |