CN103802314A - 3D (three dimensional) printing feeding device - Google Patents
3D (three dimensional) printing feeding device Download PDFInfo
- Publication number
- CN103802314A CN103802314A CN201310676786.4A CN201310676786A CN103802314A CN 103802314 A CN103802314 A CN 103802314A CN 201310676786 A CN201310676786 A CN 201310676786A CN 103802314 A CN103802314 A CN 103802314A
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- wire
- arm
- fixedly connected
- wire feeding
- base plate
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Abstract
The invention relates to quick forming technology field and aims at providing a 3D (three dimensional) printing feeding device which comprises a baseboard and at least two printing heads, wherein each printing head comprises a vertical board, a rotation arm, a supporting block, a wire feeding roll, a wire feeding gear, a stepping motor and a feeding head; the vertical board is fixedly connected with the baseboard; the upper end of the rotation arm is provided with an upper inclined surface and is in pivot connection with the vertical board; the supporting block is provided with a lower inclined surface opposite to the upper inclined surface and is fixedly connected with the vertical board; the wire feeding roll is in pivot connection with the lower end of the rotation arm; the wire feeding gear is opposite to the wire feeding roll and is in pivot connection with the vertical board; the stepping motor is fixedly connected with the vertical board, and an output shaft of the stepping motor and the wire feeding gear are fixedly connected; the feeding head is provided with a wire hole and a heating device and is connected with the baseboard; an adjustment spring is arranged between the upper inclined surface and the lower inclined surface. By adopting the 3D printing feeding device, a plurality of plastic materials can be simultaneously used and the precision of discharging materials is relatively high.
Description
Technical field
The present invention relates to RP technique field, especially a kind of 3D prints pay-off.
Background technology
It is the one of RP technique that 3D prints (3 D-printing), and it is a kind of mathematical model file is basis, uses plastic or other material, by the shower nozzle with a minute nozzle squeeze gush out and in temperature lower than solid
After changing temperature, start to solidify, finally form finished product by the accumulation layer by layer of plastic material, carry out the technology of constructed object by the mode of successively printing.The disclosure of the invention of Chinese Patent Application No.: CN201310242128.4 a kind of 3D printing head, comprising: melt tank, motor-driven valve, gear pump, the first motor, the second motor and nozzle; Wherein, described the first motor is fixedly installed on a side of motor-driven valve, and controls motor-driven valve switch; Described the second Electric Machine Control is fixedly installed on a side of gear pump, and the transmission of control gear pump; Described motor-driven valve comprises: charging aperture and discharging opening; Described gear pump comprises charging aperture and discharging opening; The discharging opening of described motor-driven valve is communicated with gear pump charging aperture, and the charging aperture of described motor-driven valve is communicated with described melt tank, and the discharging opening of described gear pump is communicated with described nozzle.This 3D printing head is applicable to liquid material, existence can not be used multiple plastic material and the lower deficiency of discharging precision simultaneously, therefore, design a kind of multiple plastic material and higher 3D of discharging precision of simultaneously using and print pay-off, become problem demanding prompt solution.
Summary of the invention
The object of the invention is can not use multiple plastic material and the lower deficiency of discharging precision in order to overcome current 3D printing head existence simultaneously, provide a kind of multiple plastic material and higher 3D of discharging precision of simultaneously using to print pay-off.
Concrete technical scheme of the present invention is:
A kind of 3D prints pay-off, comprises base plate and at least two printheads; Described printhead comprise the riser, the upper end that are fixedly connected with base plate be provided with ramp and with the pivoted arm of riser pivot joint, be provided with the lower inclined plane relative with ramp and the piece that is fixedly connected with riser, with the wire feed rolls of the lower end pivot joint of pivoted arm, relative with wire feed rolls and be fixedly connected with the wire feeding gear of riser pivot joint, with riser and stepper motor that output shaft is fixedly connected with wire feeding gear and be provided with silk rolling hole and heater and be connected with base plate to stub bar; Between ramp and lower inclined plane, be provided with regulating spring.When this 3D prints pay-off use, be installed on 3D printer main body, the wire feed rolls of each printhead and wire feeding gear are pushed down solid-state thread plastics under regulating spring effect; The lower end of solid-state thread plastics is stretched in silk rolling hole, starts stepper motor and drives wire feeding gear to rotate, and solid-state thread plastics are moved downward, and that is heated by heater makes the lower end melting of solid-state thread plastics and squeeze to penetrate and carry out 3D printing to stub bar; As required, the color of some solid-state thread plastics can be identical or different, and the material of two solid-state thread plastics can be identical or different, and the diameter of some solid-state thread plastics can be identical or different; When the color of some solid-state thread plastics and material are not identical, at least two printheads 3D that can hocket on request prints; When the color of some solid-state thread plastics is identical with material, at least two printheads can successively carry out 3D printing saving and change a time.This 3D print pay-off can use simultaneously multiple plastic material and discharging precision higher.
As preferably, described pivoted arm comprises the transverse arm being connected with the upper end of perpendicular arm with perpendicular arm and one end of riser pivot joint; The lower end pivot joint of wire feed rolls and perpendicular arm; Wire feeding gear is positioned at the downside of transverse arm; Ramp is positioned at the junction of transverse arm downside and perpendicular arm; Ramp and lower inclined plane are equipped with spring counterbore; Regulating spring is that two ends are each positioned at a stage clip in spring counterbore.Pivoted arm comprises that perpendicular arm and transverse arm make the compact conformation of printhead.
As preferably, the described perpendicular arm side relative with wire feeding gear is provided with the rectangular indentation connecting with lower surface; The upper end of rectangular indentation is positioned at the upside of wire feed rolls and wire feeding gear; The upper surface of perpendicular arm is provided with the harness cord hole connecting with the upper surface of rectangular indentation; The upper end of perpendicular arm is provided with seal wire joint; Seal wire joint is provided with the thread eye that diameter is greater than silk rolling bore dia and is communicated with silk rolling hole.Harness cord hole moves downward solid-state thread plastics orientation, and thread eye is conveniently worn silk.
As preferably, the outside of described wire feed rolls is arranged with V-arrangement scrobicular ring.Being convenient to compress solid-state thread plastics does not rock.
As preferably, described comprises that to stub bar the instlated tubular, the top that are provided with mesopore are set in the feed pipe and the guide pad being fixedly connected with the upper surface of base plate outside instlated tubular; Heater comprises the fixed block being set in outside feed pipe bottom and is arranged in the heating rod in fixed block; Base plate is provided with and connects upper surface and lower surface and be set in the connecting hole outside feed pipe top; Feed pipe is fixedly connected with base plate; The lower end of feed pipe is provided with the discharge opening being communicated with mesopore; Guide pad is provided with large end and is positioned at the guiding taper hole of upper surface; The small end of guiding taper hole is communicated with mesopore; Guiding taper hole, mesopore and discharge opening form silk rolling hole.Feed header structure is simple and practical, and instlated tubular makes the just melting in feed pipe lower end of solid-state thread plastics, makes discharging precision higher.
Compared with prior art, the invention has the beneficial effects as follows: this 3D print pay-off can use simultaneously multiple plastic material and discharging precision higher.Pivoted arm comprises that perpendicular arm and transverse arm make the compact conformation of printhead.Harness cord hole moves downward solid-state thread plastics orientation, and thread eye is conveniently worn silk.The outside of wire feed rolls is arranged with V-arrangement scrobicular ring and is convenient to compress solid-state thread plastics and does not rock.Feed header structure is simple and practical, and instlated tubular makes the just melting in feed pipe lower end of solid-state thread plastics, makes discharging precision higher.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the left view of Fig. 1.
In figure: riser-1, base plate-2, connecting hole-21, pivoted arm-3, ramp-31, perpendicular arm-32, transverse arm-33, rectangular indentation-34, harness cord hole-35, prop up piece-4, lower inclined plane-41, wire feed rolls-5, V-arrangement scrobicular ring-51, wire feeding gear-6, stepper motor-7, give stub bar-8, mesopore-81, instlated tubular-82, feed pipe-83, guide pad-84, fixed block-85, heating rod-86, discharge opening-87, guiding taper hole-88, seal wire joint-9, thread eye-91, silk rolling hole-10, spring counterbore-11, regulating spring-12, solid-state thread plastics-13.
The specific embodiment
Below in conjunction with shown in accompanying drawing, the present invention is described further.
As shown in accompanying drawing 1, accompanying drawing 2: a kind of 3D prints pay-off, comprises base plate 2 and two printheads, described printhead comprises the riser 1 being connected with base plate 2 screws, upper end has ramp 31 and passes through the pivoted arm 3 of bearing hinge joint with riser 1, a piece 4 that there is the lower inclined plane relative with ramp 31 41 and be connected with riser 1 screw, pass through the wire feed rolls 5 of bearing hinge joint with the lower end of pivoted arm 3, relative with wire feed rolls 5 and with riser 1 by the wire feeding gear 6 of bearing hinge joint, be connected with riser 1 screw and stepper motor that output shaft is connected with wire feeding gear 6 keys 7 and there is silk rolling hole 10 and heater and be connected with base plate 2 to stub bar 8, between ramp 31 and lower inclined plane 41, there is regulating spring 12.
In the present embodiment, described pivoted arm 3 comprises the transverse arm 33 being connected with the upper end of perpendicular arm 32 by perpendicular arm 32 and one end of bearing hinge joint with riser 1; Wire feed rolls 5 passes through bearing hinge joint with the lower end of perpendicular arm 32; Wire feeding gear 6 is positioned at the downside of transverse arm 33; Ramp 31 is positioned at the junction of transverse arm 33 downsides and perpendicular arm 32; Ramp 31 and lower inclined plane 41 all have spring counterbore 11; Regulating spring 12 is each positioned at a stage clip in spring counterbore 11 for two ends.
Described perpendicular arm 32 side relative with wire feeding gear 6 has the rectangular indentation 34 connecting with lower surface; The upper end of rectangular indentation 34 is positioned at the upside of wire feed rolls 5 and wire feeding gear 6; The upper surface of perpendicular arm 32 has the harness cord hole 35 connecting with the upper surface of rectangular indentation 34; The upper end of perpendicular arm 32 has seal wire joint 9; Seal wire joint 9 has the thread eye 91 that diameter is greater than harness cord hole 35 diameters and is communicated with harness cord hole 35.
The outer gusset of described wire feed rolls 5 has V-arrangement scrobicular ring 51.
The described stub bar 8 of giving comprises that instlated tubular 82, the top with mesopore 81 are set in the feed pipe 83 and the guide pad 84 being connected with the upper surface screw of base plate 2 outside instlated tubular 82; Heater comprises the fixed block 85 being set in outside feed pipe 83 bottoms and is arranged in the heating rod 86 in fixed block 85; Base plate 2 has upper surface and the lower surface of perforation and is set in the connecting hole 21 outside feed pipe 83 tops; Feed pipe 83 is connected with base plate 2 screws; The lower end of feed pipe 83 has the discharge opening 87 being communicated with mesopore 81; Guide pad 84 has large end and is positioned at the guiding taper hole 88 of upper surface; The small end of guiding taper hole 88 is communicated with mesopore 81; Guiding taper hole 88, mesopore 81 and discharge opening 87 form silk rolling hole 10.
The material of described fixed block 85 is aluminium; The material of instlated tubular 82 is Teflon; Heating rod 86 is electrically heated rod 86.
When this 3D prints pay-off use, be installed on 3D printer main body, by two solid-state thread plastics 13, respectively through thread eye 91, harness cord hole 35, V-arrangement scrobicular ring 51, guiding taper hole 88 and the mesopore 81 of a printhead, wire feed rolls 5 and wire feeding gear 6 are pushed down solid-state thread plastics 13 under regulating spring 12 effects; Start stepper motor 7 and drive wire feeding gear 6 to rotate, solid-state thread plastics 13 are moved downward, the bottom of the feed pipe 83 being heated by heater makes the lower end melting of solid-state thread plastics 13 and squeezes to penetrate from discharge opening 87 and carry out 3D printing; As required, the color of two solid-state thread plastics 13 can be identical or different, and the material of two solid-state thread plastics 13 can be identical or different, and the diameter of two solid-state thread plastics 13 can be identical or different; When the color of two solid-state thread plastics 13 and material are not identical, two printheads 3D that can hocket on request prints; When the color of two solid-state thread plastics 13 is identical with material, two printheads can successively carry out 3D printing saving and change a time.
The invention has the beneficial effects as follows: this 3D print pay-off can use simultaneously multiple plastic material and discharging precision higher.Pivoted arm comprises that perpendicular arm and transverse arm make the compact conformation of printhead.Harness cord hole moves downward solid-state thread plastics orientation, and thread eye is conveniently worn silk.The outside of wire feed rolls is arranged with V-arrangement scrobicular ring and is convenient to compress solid-state thread plastics and does not rock.Feed header structure is simple and practical, and instlated tubular makes the just melting in feed pipe lower end of solid-state thread plastics, makes discharging precision higher.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.All so apparent modifications of the technical staff to described field, within being included in the scope of this claim.
Claims (5)
1. 3D prints a pay-off, it is characterized in that, comprises base plate and at least two printheads; Described printhead comprise the riser, the upper end that are fixedly connected with base plate be provided with ramp and with the pivoted arm of riser pivot joint, be provided with the lower inclined plane relative with ramp and the piece that is fixedly connected with riser, with the wire feed rolls of the lower end pivot joint of pivoted arm, relative with wire feed rolls and be fixedly connected with the wire feeding gear of riser pivot joint, with riser and stepper motor that output shaft is fixedly connected with wire feeding gear and be provided with silk rolling hole and heater and be connected with base plate to stub bar; Between ramp and lower inclined plane, be provided with regulating spring.
2. 3D according to claim 1 prints pay-off, it is characterized in that: described pivoted arm comprises the transverse arm being connected with the upper end of perpendicular arm with perpendicular arm and one end of riser pivot joint; The lower end pivot joint of wire feed rolls and perpendicular arm; Wire feeding gear is positioned at the downside of transverse arm; Ramp is positioned at the junction of transverse arm downside and perpendicular arm; Ramp and lower inclined plane are equipped with spring counterbore; Regulating spring is that two ends are each positioned at a stage clip in spring counterbore.
3. 3D according to claim 2 prints pay-off, it is characterized in that: the described perpendicular arm side relative with wire feeding gear is provided with the rectangular indentation connecting with lower surface; The upper end of rectangular indentation is positioned at the upside of wire feed rolls and wire feeding gear; The upper surface of perpendicular arm is provided with the harness cord hole connecting with the upper surface of rectangular indentation; The upper end of perpendicular arm is provided with seal wire joint; Seal wire joint is provided with the thread eye that diameter is greater than silk rolling bore dia and is communicated with silk rolling hole.
4. print pay-off according to the 3D described in claim 1 or 2 or 3, it is characterized in that: the outside of described wire feed rolls is arranged with V-arrangement scrobicular ring.
5. print pay-off according to the 3D described in claim 1 or 2 or 3, it is characterized in that: described comprises that to stub bar the instlated tubular, the top that are provided with mesopore are set in the feed pipe and the guide pad being fixedly connected with the upper surface of base plate outside instlated tubular; Heater comprises the fixed block being set in outside feed pipe bottom and is arranged in the heating rod in fixed block; Base plate is provided with and connects upper surface and lower surface and be set in the connecting hole outside feed pipe top; Feed pipe is fixedly connected with base plate; The lower end of feed pipe is provided with the discharge opening being communicated with mesopore; Guide pad is provided with large end and is positioned at the guiding taper hole of upper surface; The small end of guiding taper hole is communicated with mesopore; Guiding taper hole, mesopore and discharge opening form silk rolling hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310676786.4A CN103802314B (en) | 2013-12-11 | 2013-12-11 | 3D prints pay-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310676786.4A CN103802314B (en) | 2013-12-11 | 2013-12-11 | 3D prints pay-off |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103802314A true CN103802314A (en) | 2014-05-21 |
| CN103802314B CN103802314B (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310676786.4A Expired - Fee Related CN103802314B (en) | 2013-12-11 | 2013-12-11 | 3D prints pay-off |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085113A (en) * | 2014-07-08 | 2014-10-08 | 温州腾腾机电科技有限公司 | Printing head of three-dimensional printer |
| CN104441662A (en) * | 2014-11-29 | 2015-03-25 | 济南大学 | 3d printer extrusion mechanism |
| CN105235224A (en) * | 2015-11-19 | 2016-01-13 | 江苏派恩信息科技有限公司 | Desktop-level 3D printer |
| CN105619794A (en) * | 2014-10-29 | 2016-06-01 | 长春工业大学 | Sliding vane pump type extrusion mechanism of 3D printer |
| CN105729809A (en) * | 2016-04-14 | 2016-07-06 | 常州华森三维打印研究院股份有限公司 | Lift type double-nozzle device of 3D printer |
| WO2016140880A1 (en) * | 2015-03-02 | 2016-09-09 | Makerbot Industries, Llc | Extruder for three-dimensional printers |
| CN106217872A (en) * | 2016-07-29 | 2016-12-14 | 深圳市加维科技有限公司 | A kind of 3D printhead |
| CN108058383A (en) * | 2018-02-02 | 2018-05-22 | 滨州云脉网络科技有限公司 | 3d printer |
| CN108527861A (en) * | 2018-05-28 | 2018-09-14 | 哈尔滨理工大学 | A kind of 3D printer extrusion nozzle device of three arms parallel-connection structure |
| CN109049708A (en) * | 2018-07-27 | 2018-12-21 | 中科院广州电子技术有限公司 | A kind of 3D printer feeding mechanism |
| CN109895380A (en) * | 2017-12-11 | 2019-06-18 | 立方通达实业（天津）有限公司 | A kind of feeding mechanism of test model 3D printer |
| CN110090959A (en) * | 2019-06-06 | 2019-08-06 | 成都市新美加机械设备制造有限公司 | Increasing material manufacturing device suitable for various metals material |
| CN111391323A (en) * | 2020-04-03 | 2020-07-10 | 刘华军 | Wire feeding mechanism of 3D printer |
| CN112172141A (en) * | 2019-07-02 | 2021-01-05 | 兰州远达智能科技有限公司 | Multi-material 3D printer |
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| CN203650994U (en) * | 2013-12-11 | 2014-06-18 | 宁波市铭瑞达激光科技有限公司 | 3D printing feeding device |
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- 2013-12-11 CN CN201310676786.4A patent/CN103802314B/en not_active Expired - Fee Related
Patent Citations (4)
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| US6923634B2 (en) * | 1999-06-23 | 2005-08-02 | Stratasys, Inc. | Filament loading system in an extrusion apparatus |
| CN201333797Y (en) * | 2008-12-29 | 2009-10-28 | 华南理工大学 | Micro plunger-type extrusion system used for melt accumulation quick forming |
| CN102922745A (en) * | 2012-11-06 | 2013-02-13 | 中科院广州电子技术有限公司 | Three-dimensional printer extrusion head capable of feeding in switching mode |
| CN203650994U (en) * | 2013-12-11 | 2014-06-18 | 宁波市铭瑞达激光科技有限公司 | 3D printing feeding device |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085113A (en) * | 2014-07-08 | 2014-10-08 | 温州腾腾机电科技有限公司 | Printing head of three-dimensional printer |
| CN104085113B (en) * | 2014-07-08 | 2016-09-14 | 温州腾腾机电科技有限公司 | A kind of printhead of three-dimensional printer |
| CN105619794A (en) * | 2014-10-29 | 2016-06-01 | 长春工业大学 | Sliding vane pump type extrusion mechanism of 3D printer |
| CN104441662B (en) * | 2014-11-29 | 2017-01-11 | 济南大学 | 3d printer extrusion mechanism |
| CN104441662A (en) * | 2014-11-29 | 2015-03-25 | 济南大学 | 3d printer extrusion mechanism |
| WO2016140880A1 (en) * | 2015-03-02 | 2016-09-09 | Makerbot Industries, Llc | Extruder for three-dimensional printers |
| US9878481B2 (en) | 2015-03-02 | 2018-01-30 | Makerbot Industries, Llc | Extruder for three-dimensional printers |
| CN105235224A (en) * | 2015-11-19 | 2016-01-13 | 江苏派恩信息科技有限公司 | Desktop-level 3D printer |
| CN105729809A (en) * | 2016-04-14 | 2016-07-06 | 常州华森三维打印研究院股份有限公司 | Lift type double-nozzle device of 3D printer |
| CN105729809B (en) * | 2016-04-14 | 2018-03-27 | 常州华森三维打印研究院股份有限公司 | A kind of double ejecting devices of lift of 3D printer |
| CN106217872A (en) * | 2016-07-29 | 2016-12-14 | 深圳市加维科技有限公司 | A kind of 3D printhead |
| CN109895380A (en) * | 2017-12-11 | 2019-06-18 | 立方通达实业（天津）有限公司 | A kind of feeding mechanism of test model 3D printer |
| CN108058383A (en) * | 2018-02-02 | 2018-05-22 | 滨州云脉网络科技有限公司 | 3d printer |
| CN108527861A (en) * | 2018-05-28 | 2018-09-14 | 哈尔滨理工大学 | A kind of 3D printer extrusion nozzle device of three arms parallel-connection structure |
| CN109049708A (en) * | 2018-07-27 | 2018-12-21 | 中科院广州电子技术有限公司 | A kind of 3D printer feeding mechanism |
| CN109049708B (en) * | 2018-07-27 | 2024-02-20 | 中科院广州电子技术有限公司 | 3D printer feed mechanism |
| CN110090959A (en) * | 2019-06-06 | 2019-08-06 | 成都市新美加机械设备制造有限公司 | Increasing material manufacturing device suitable for various metals material |
| CN112172141A (en) * | 2019-07-02 | 2021-01-05 | 兰州远达智能科技有限公司 | Multi-material 3D printer |
| CN111391323A (en) * | 2020-04-03 | 2020-07-10 | 刘华军 | Wire feeding mechanism of 3D printer |
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| CN103802314B (en) | 2016-04-13 |
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