CN103395209A - Large 3D printer based on FDM principles - Google Patents
Large 3D printer based on FDM principles Download PDFInfo
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- CN103395209A CN103395209A CN2013103436361A CN201310343636A CN103395209A CN 103395209 A CN103395209 A CN 103395209A CN 2013103436361 A CN2013103436361 A CN 2013103436361A CN 201310343636 A CN201310343636 A CN 201310343636A CN 103395209 A CN103395209 A CN 103395209A
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Abstract
The invention discloses a large 3D printer based on FDM principles. The 3D printer comprises an automatic leveling system, a heat dissipation control system, a material suspension control system and a process display system. The automatic leveling system comprises a range finder, a work panel, a pedestal, motors and springs, wherein the range finder is mounted above the work panel, the work panel is connected with the motors, and motor shafts are provided with the springs. The heat dissipation control system adopts a large area of fans. The material suspension control system comprises a material support, a material supporting rod, a material coil and wire rod plastics. The process display system comprises an LCD display screen and a circuit of a corresponding LCD. The large 3D printer based on the FDM principles in the invention can print large plastic structural members, enables the success rate of printing to be increased and improves reliability of FDM-series 3D printing equipment.
Description
Technical field
The present invention relates to a kind of PRN device, especially relate to a kind of 3D printer.
Background technology
3D in the market prints manufacturing technology and mainly contains, FDM fusion stacking forming technique, 3DP technology, SLA stereolithography technology, SLS precinct laser sintering technology, DLP laser formation technology, UV ultraviolet ray forming technique.
FDM fusion stacking forming technique is with thread heat-fusible materials heating and melting, and simultaneously three-dimensional shower nozzle under the control of computer,, according to cross section profile information, is coated in material selectivity ground on workbench quick cooling rear formation one layer cross section.After one formable layer was completed, one deck under a machine workbench decline height (being lift height) reshaping, until formed whole solid modelling.Its moulding material kind is many, and profiled member intensity is high, precision is higher, mainly is applicable to the moulding small plastic part.
Be printed as originally from principle, 3D PRN device volume and the 3D of each 3D printing technique, the equipment that adopts FDM fusion stacking forming technique for the individual consumer is that holistic cost is minimum and take up room minimumly, so we can see that the 3D printer of selling towards ordinary consumer on the market all is based on FDM fusion stacking forming technique.
The 3D printer of FDM principle comprises 3 axis motion systems, heating system, levelling control system, cooling control system, advance and retreat material control system, panel operation system, power supply voltage-stabilizing system and motor driven systems.
Described 3 axis motion systems mainly comprise: stepper motor, optical axis, belt, axle sleeve, bearing, structural member, belt pulley, leading screw, nut, screw are some.
Implementation procedure:
Stepper motor drives the belt rotation, and bindiny mechanism is stuck on belt, and this has just formed the motion of a direction, and the effect of optical axis has two kinds: 1 is mainly guide effect as optical axis; 2 are mainly the transferring power effect as optical axis, and leading screw is connected with motor, is furnished with nut on leading screw, and nut is connected with working face when making.Stepper motor is driven by corresponding control drive plate, has so just formed the X/Y/Z three-axis moving.
Type from existing market can find out, mainly aspect the small plastic forming parts, the main problem that exists has the range of application of FDM technology at present:
1, the leveling of working panel is artificial leveling, and not only trouble but also error are large, and the ratio of briquetting of model is had very large impact;
2, the FDM technology exists the model inhomogeneous cooling even and alice occurs, and causes the FDM technology can't print large-scale part;
3, in the market FDM printer all adopts the feeding manner of side bridging, this mode makes material form with curve under feeding mechanism drives enter shower nozzle, and cause the charging resistance to strengthen, be with motionless charging tray rotation, the phenomenons such as difficult feed, process to printer model has a strong impact on, and can damage machine;
4, the 3D printer of FDM class lacks the monitoring device of shower nozzle putty at present, and causes personnel can not in time find failure of printer model, thereby waste is a large amount of, prints the alignment time.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of 3D printer with suspension and process display system of automatic horizontal control system, cooling control system, material.
the present invention realizes like this, a kind of 3D printer of large-scale FDM principle, comprise 3 axis motion systems, heating system, levelling control system, cooling control system, advance and retreat material control system, survey the material control system, the panel operation system, power supply voltage-stabilizing system and motor driven systems, also include suspension and the process display system of material, described levelling control system comprises distance measuring sensor, working panel, base, motor and spring, distance measuring sensor is arranged on the top of working panel, working panel is connected with motor, be provided with spring on motor shaft, described cooling control system has also adopted fan, the suspension of described material comprises the material support, prop up the material rod, the material volume, the wire rod plastics, described process display system comprises LCD display, and the circuit of corresponding LCD.
Present technique has solved most of technical barrier of FDM, and print large parts for the FDM technology possibility is provided, the leveling mode of present technique working panel changes automatic leveling into, utilize distance measuring sensor to reduce range error, add the large tracts of land cooling fan and solved FDM bridge limit problem, changed the hang of material, improved the charging problem that has some setbacks, and utilize monitoring device to monitor print procedure,, for operating personnel provide monitoring platform, effectively shortened the required time of printer model.
Description of drawings
Fig. 1: levelling control system structure chart;
Fig. 2: cooling control system schematic diagram;
Fig. 3: the suspension schematic diagram of material.
Wherein, 1, distance measuring sensor 2, working panel 3, thread spindle motor 4, base 5, spring 6, large tracts of land fan 7, print module 8, material 9, a material rod 10, material volume 11, wire rod plastics.
The specific embodiment
As Fig. 1, described levelling control system mainly comprises distance measuring sensor and thread spindle motor, distance measuring sensor (1) is arranged on the top of working panel (2), can implement the position of monitoring panel, working panel is connected with three thread spindle motors (3), be provided with spring (5) on thread spindle, three thread spindle motors are fixedly connected with by base (4).
Distance measuring sensor and triaxial movement platform are fixed together, and according to 3 principles of determining planes, with triangular arranged, then find range in distance measuring sensor three summits moving to respectively equilateral triangle with the test point of plank.after starting the leveling program, CPU is to the distance measuring sensor work order, distance measuring sensor starts range finding, then feed back range data to CPU, the range data that CPU will feed back and predeterminable range data compare, if the range data of feedback is larger than predeterminable range data, CPU startup thread spindle motor is rotated in the forward, because the thread spindle of motor is connected with whorl of base, and electric machine casing is because the restriction of base does not allow rotation, when motor shaft is rotated in the forward, motor rises, working panel rises, reduce the distance, distance measuring sensor continues range finding, until reach predeterminable range.If the range data of feedback is less than predeterminable range, the reverse rotation of measured motor axle, motor descends, and working panel descends, and increases distance, until reach predeterminable range.
Cooling control system mainly comprises cold solid to motor, shower nozzle and material, present FDM technology can not be printed large-sized model, with the inhomogeneous cold solid bridge limit problem that causes of material, direct relation is arranged, in order to guarantee the effective moulding of large scale FDM parts, we adopt directly cooling printer model in print procedure of large tracts of land cooling fan, thereby reduce the internal stress of material, reduce part alice probability.
As Fig. 2, large tracts of land fan (6) printer model (7), shown in the large tracts of land fan printer model is carried out in time cooling in print procedure, air-flow is taken away amount of heat, accelerate the model cooling velocity, and evenly cooling at the model to having accomplished fluently, reduce the heat conduction, realize namely beating namely cooling.
The suspension of material: as Fig. 3, the suspension of material mainly comprises material (8), a material rod (9), material volume (10) and wire rod plastics (11), during charging due to the engagement of feeding mechanism, material is engaged to advance, thereby drive material and twist in the upper rotation of a material rod (9), this hang has guaranteed that material directly enters feeding mechanism, has avoided material to enter feeding mechanism with other curve modes, greatly reduce the charging resistance, improved the charging reliability.
The process display system: the process display system mainly comprises the circuit of LCD display and corresponding LCD, process, the nozzle temperature printed can be shown timely, makes operating personnel can get information about speed and time-write interval that model is printed.
Claims (1)
1. the 3D printer of a large-scale FDM principle, comprise 3 axis motion systems, heating system, levelling control system, cooling control system, advance and retreat material control system, the panel operation system, power supply voltage-stabilizing system and motor driven systems, it is characterized in that, also include suspension and the process display system of material, described levelling control system comprises distance measuring sensor, working panel, base, motor and spring, distance measuring sensor is arranged on the top of described working panel, working panel is connected with motor, be provided with spring on motor shaft, described cooling control system has also adopted fan, the suspension of described material comprises the material support, prop up the material rod, the material volume, the wire rod plastics, described process display system comprises LCD display, and the circuit of corresponding LCD.
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660300A (en) * | 2013-12-04 | 2014-03-26 | 北京太尔时代科技有限公司 | Automatic-leveling 3D printer and printing method thereof |
| CN103878976A (en) * | 2014-03-07 | 2014-06-25 | 济南大学 | Portable 3D printer based on FDM technology |
| CN104057612A (en) * | 2014-06-17 | 2014-09-24 | 韩成超 | Automatic leveling device for 3D printer, 3D printer and leveling method |
| CN104385601A (en) * | 2014-11-25 | 2015-03-04 | 湖州艾先特电子科技有限公司 | Device and method suitable for automatically recognizing curved surface initial position by 3D printer |
| CN104626582A (en) * | 2015-01-21 | 2015-05-20 | 深圳长朗三维科技有限公司 | Leveling device and leveling method of large-size fused deposition 3D printer |
| CN104816477A (en) * | 2015-05-06 | 2015-08-05 | 广西科技大学 | 3D printer bottom plate levelling device |
| CN104842559A (en) * | 2015-05-06 | 2015-08-19 | 广西科技大学 | Spray head automatic distance adjustment 3D (Three Dimensional) printer |
| CN104875385A (en) * | 2015-04-30 | 2015-09-02 | 芜湖林一电子科技有限公司 | Leveling device used for printing platform of 3D printer |
| CN105172153A (en) * | 2015-10-30 | 2015-12-23 | 北方民族大学 | Balance adjusting device and method for 3D printer hot bed |
| CN105313328A (en) * | 2014-07-25 | 2016-02-10 | 瑞安市麦田网络科技有限公司 | Printer base plate leveling device, and leveling method |
| CN105328911A (en) * | 2015-11-24 | 2016-02-17 | 宁波速美科技有限公司 | 3D printer platform leveling device |
| CN105500699A (en) * | 2014-09-22 | 2016-04-20 | 三纬国际立体列印科技股份有限公司 | Three-dimensional tabulating machine horizontal correction mechanism |
| WO2016154849A1 (en) * | 2015-03-30 | 2016-10-06 | 北京大学口腔医院 | Printing spray head, three-dimensional printer and control method |
| CN106346783A (en) * | 2016-09-07 | 2017-01-25 | 华南理工大学 | 3D printing platform capable of being adjusted automatically |
| CN106476278A (en) * | 2015-08-28 | 2017-03-08 | 东友科技股份有限公司 | Print platform adjustment system and its adjusting process |
| TWI577537B (en) * | 2014-09-22 | 2017-04-11 | 三緯國際立體列印科技股份有限公司 | Level calibration mechanism of 3d printer |
| CN108407302A (en) * | 2018-03-30 | 2018-08-17 | 佛山先临三维科技有限公司 | Cooling device for the clear powder automation equipment of 3D printing nylon |
| CN109311234A (en) * | 2016-06-28 | 2019-02-05 | 罗伯特·博世有限公司 | For leveling the method for 3D printing platform and with the 3D platform of adjustable water plane |
| CN113910601A (en) * | 2021-09-29 | 2022-01-11 | 芯体素(杭州)科技发展有限公司 | Printing substrate surface height calibration compensation method and device, electronic equipment and medium |
| CN115195117A (en) * | 2022-06-09 | 2022-10-18 | 深圳市纵维立方科技有限公司 | Leveling control method of 3D printer, 3D printer and storage medium |
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| CN203418764U (en) * | 2013-08-08 | 2014-02-05 | 西安非凡士机器人科技有限公司 | Large-scale 3D printer adopting FDM principle |
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| EP2617554A1 (en) * | 2012-01-17 | 2013-07-24 | Okka, Hakan | Apparatus for generating three-dimensional objects |
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Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015081598A1 (en) * | 2013-12-04 | 2015-06-11 | 北京太尔时代科技有限公司 | Self-adjusting 3d printer and printing method thereof |
| CN103660300A (en) * | 2013-12-04 | 2014-03-26 | 北京太尔时代科技有限公司 | Automatic-leveling 3D printer and printing method thereof |
| CN103878976A (en) * | 2014-03-07 | 2014-06-25 | 济南大学 | Portable 3D printer based on FDM technology |
| CN104057612A (en) * | 2014-06-17 | 2014-09-24 | 韩成超 | Automatic leveling device for 3D printer, 3D printer and leveling method |
| CN105313328B (en) * | 2014-07-25 | 2018-04-10 | 瑞安市麦田网络科技有限公司 | Print machine bottom board levelling device and leveling method |
| CN105313328A (en) * | 2014-07-25 | 2016-02-10 | 瑞安市麦田网络科技有限公司 | Printer base plate leveling device, and leveling method |
| CN105500699A (en) * | 2014-09-22 | 2016-04-20 | 三纬国际立体列印科技股份有限公司 | Three-dimensional tabulating machine horizontal correction mechanism |
| TWI577537B (en) * | 2014-09-22 | 2017-04-11 | 三緯國際立體列印科技股份有限公司 | Level calibration mechanism of 3d printer |
| CN104385601A (en) * | 2014-11-25 | 2015-03-04 | 湖州艾先特电子科技有限公司 | Device and method suitable for automatically recognizing curved surface initial position by 3D printer |
| CN104385601B (en) * | 2014-11-25 | 2016-06-29 | 湖州艾先特电子科技有限公司 | Automatically the device and method of curved surface initial position is identified suitable in 3D printer |
| CN104626582A (en) * | 2015-01-21 | 2015-05-20 | 深圳长朗三维科技有限公司 | Leveling device and leveling method of large-size fused deposition 3D printer |
| CN106457666B (en) * | 2015-03-30 | 2020-01-21 | 北京大学口腔医院 | Printing nozzle, three-dimensional printer and control method |
| CN106457666A (en) * | 2015-03-30 | 2017-02-22 | 北京大学口腔医院 | Printing spray head, three-dimensional printer and control method |
| WO2016154849A1 (en) * | 2015-03-30 | 2016-10-06 | 北京大学口腔医院 | Printing spray head, three-dimensional printer and control method |
| CN104875385A (en) * | 2015-04-30 | 2015-09-02 | 芜湖林一电子科技有限公司 | Leveling device used for printing platform of 3D printer |
| CN104842559A (en) * | 2015-05-06 | 2015-08-19 | 广西科技大学 | Spray head automatic distance adjustment 3D (Three Dimensional) printer |
| CN104816477A (en) * | 2015-05-06 | 2015-08-05 | 广西科技大学 | 3D printer bottom plate levelling device |
| CN106476278A (en) * | 2015-08-28 | 2017-03-08 | 东友科技股份有限公司 | Print platform adjustment system and its adjusting process |
| CN105172153B (en) * | 2015-10-30 | 2018-01-02 | 北方民族大学 | A kind of 3D printer hott bed balance regulator and adjusting method |
| CN105172153A (en) * | 2015-10-30 | 2015-12-23 | 北方民族大学 | Balance adjusting device and method for 3D printer hot bed |
| CN105328911A (en) * | 2015-11-24 | 2016-02-17 | 宁波速美科技有限公司 | 3D printer platform leveling device |
| CN109311234A (en) * | 2016-06-28 | 2019-02-05 | 罗伯特·博世有限公司 | For leveling the method for 3D printing platform and with the 3D platform of adjustable water plane |
| CN106346783A (en) * | 2016-09-07 | 2017-01-25 | 华南理工大学 | 3D printing platform capable of being adjusted automatically |
| CN108407302A (en) * | 2018-03-30 | 2018-08-17 | 佛山先临三维科技有限公司 | Cooling device for the clear powder automation equipment of 3D printing nylon |
| CN108407302B (en) * | 2018-03-30 | 2024-03-12 | 佛山先临三维科技有限公司 | Cooling device for 3D printing nylon powder cleaning automatic device |
| CN113910601A (en) * | 2021-09-29 | 2022-01-11 | 芯体素(杭州)科技发展有限公司 | Printing substrate surface height calibration compensation method and device, electronic equipment and medium |
| CN113910601B (en) * | 2021-09-29 | 2023-09-29 | 芯体素(杭州)科技发展有限公司 | Printing substrate surface height calibration compensation method and device, electronic equipment and medium |
| CN115195117A (en) * | 2022-06-09 | 2022-10-18 | 深圳市纵维立方科技有限公司 | Leveling control method of 3D printer, 3D printer and storage medium |
| CN115195117B (en) * | 2022-06-09 | 2024-04-16 | 深圳市纵维立方科技有限公司 | Leveling control method of 3D printer, 3D printer and storage medium |
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Application publication date: 20131120 |