CN104260355A - Control method and printing method of 3D printer provided with at least two printing heads - Google Patents
Control method and printing method of 3D printer provided with at least two printing heads Download PDFInfo
- Publication number
- CN104260355A CN104260355A CN201410534951.7A CN201410534951A CN104260355A CN 104260355 A CN104260355 A CN 104260355A CN 201410534951 A CN201410534951 A CN 201410534951A CN 104260355 A CN104260355 A CN 104260355A
- Authority
- CN
- China
- Prior art keywords
- printhead
- printheads
- printing
- printer
- 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.)
- Granted
Links
Abstract
The invention provides a control method of a 3D printer provided with at least two printing heads. The method comprises steps as follows: obtaining a position parameter of each printing head in real time, and controlling the distance between every two adjacent printing heads to be not smaller than a preset value; to be specific, the distance between every two adjacent printing heads can be not smaller than the preset value in a preset direction. With the adoption of the method, the multiple printing heads can be controlled to print multiple areas simultaneously, and the printing heads can be prevented from conflicting with one another.
Description
Technical field
The present invention relates to 3D printing technique field, refer to a kind of control method, Method of printing of 3D printer of at least two printheads especially.
Background technology
It is novel forming technique that 3D prints, and wherein filler accumulation type printing technique is the most frequently used 3D printing technique.The structure of 3D printer of the prior art is generally all divided into two-layer up and down, and upper strata is printhead and XY drive mechanism, and lower floor is article carrying platform.Its XY drive mechanism at the middle and upper levels comprises the printhead that the plane that can be formed in X-axis and Y-axis can carry out movement, and lower floor is provided with article carrying platform.The article carrying platform of 3D printer of the prior art can rise along Z-direction or decline, thus presses layer printing 3D workpiece.
When printing, filler accumulation type printing technique utilizes the printhead of heating to merge filler, by controlling printhead, the filler of molten is stacked on assigned address, thus 3D model conversation is become the 3D workpiece of entity.The maximum advantage of this molding mode is: filler cost is low, waste less, printer arrangement simply for ease of maintenaince; But shortcoming also clearly: print speed is slow.For the printer of Makerbot, the time of filling square needs completely printing 5 centimeter square is approximately 20 minutes, and printing larger or that structure the is more complicated workpiece of volume usually needs several hours.A kind of 3D printer is had to adopt three print head structures in prior art, namely adopt two printheads be fixed together to carry out 3D printing, and these two printheads load inserts of different nature respectively, such as printhead fills major ingredient+supporting material and another printhead fills mass-tone+decoration look, to realize piling up different materials at the diverse location of model.Because these two printheads are fixed together, therefore its X-axis is almost identical with Y-axis coordinate, and all only has a printhead at any time in work, and therefore it is extremely limited to the improvement of printing effect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of control method, Method of printing of 3D printer of at least two printheads, can print the cross section of workpiece to improve print speed by the collaborative work simultaneously of multiple printhead.
In order to achieve the above object, the embodiment of the present invention proposes a kind of control method of 3D printer of at least two printheads, comprising:
The location parameter of each printhead of Real-time Obtaining, and the distance controlled between described two adjacent printheads is not less than preset value.
Wherein, described method is specially:
Set up coordinate system for printhead, and determine the X-axis of coordinate system;
The location parameter of each printhead of Real-time Obtaining, and control the coordinate Y in Y-axis between described two printheads
i> Y
i-1; Wherein Y
iit is the Y-axis coordinate of i-th printhead.
Wherein, described method also comprises:
Obtain the shape in the cross section of workpiece; Determine that the minimum spacing between two printheads is δ;
According to number of print i, the cross section of described workpiece is divided equally for K non conflicting region; K=Ni, wherein N is positive integer;
The middle conflict area of printhead collision may be there is when the intersection in a described K region marks off printing;
Control described printhead and print relative non conflicting region simultaneously, control described printhead and print middle conflict area simultaneously
Described printhead is divided into M group, and often group has 2 printheads, i.e. N=2M; Region of described non conflicting being sealed is divided into P group, and often group comprises four non conflicting subregions of a circular middle conflict area and surrounding; Utilize two non conflicting subregions that two printhead isochronous printings often organizing are relative, and described M group printhead isochronous printing, and two non conflicting subregions of two of adjacent two groups adjacent printhead prints are also oppositely arranged.
The beneficial effect of technique scheme of the present invention is as follows:
Technique scheme proposes a kind of control method of 3D printer of multiple printhead, can prevent the printhead when printing from clashing, and multiple printhead can be adopted simultaneously to carry out printing to improve printing effect.
Accompanying drawing explanation
Fig. 1 has the structural representation of the movement locus plane of three printheads of the 3D printer of three printheads and the loading plane of bottom;
Fig. 2 is the position view between three printheads;
Fig. 3 is the structural representation of the minimum spacing δ between two printheads.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with accompanying drawing and instantiation.
In prior art, the movement locus of the printhead of 3D printer is a plane, these printheads movement locus plane each other just must be made to be nonoverlapping if therefore want to arrange multiple separate printhead, such as, the 3D printer being 3 printheads shown in Fig. 1.And the far-end that must make this few printhead in one plane, so just can be printed a printing surface (namely a cross section of workpiece) of workpiece by multiple printhead simultaneously, namely as shown in Figure 2.And the principle adopting the 3D printer of two printheads is the same, also there will be the problem that printhead in the course of the work clashes.
Therefore, the embodiment of the present invention print area is divided into several conflict free region, then utilizes multiple printhead to print respectively, to prevent from clashing between printhead.And after simply print area being cut into L sub-print area, be easy to when printing the problem that generation two printheads print two adjacent sub-print areas simultaneously, the seam crossing generation printhead conflict of adjacent two sub-print areas will be occurred in like this.The shape of the workpiece simultaneously printed due to 3D printer can not be identical, therefore cannot accomplish in prior art to utilize the method pre-set automatically to generate conflict free print area and control that multiple printheads of printer are collaborative to be printed together.And if the method for segmentation print area is too coarse, then can cause the lifting amplitude of printing effect little, this is also waste the one of the hardware resource of costliness.
Multiple printhead, for the ease of controlling, can all be fixed on the shelf that is parallel to each other by the 3D printer of multiple print head.In embodiments of the present invention, with this shelf direction be parallel to each other for X-axis sets up coordinate system.Certainly, this, just for the ease of follow-up description, with any direction for X-axis sets up coordinate system, and only can need ensure that the distance of all printheads on a predetermined direction is not less than preset value when reality uses.And in the embodiment of the present invention, be ensure that printhead distance is in the Y-axis direction not less than preset value, namely controls the coordinate Y in Y-axis between described two printheads
i> Y
i-1; Wherein Y
iit is the Y-axis coordinate of i-th printhead.So just can prevent from colliding between printhead.
Concrete, the embodiment of the present invention proposes a kind of control method of 3D printer of at least two printheads for this reason, comprising:
The location parameter of each printhead of Real-time Obtaining, and the distance controlled between described two adjacent printheads is not less than preset value.
Wherein, described method is specially:
Set up coordinate system for printhead, and determine the X-axis of coordinate system; Just foregoing, illustrate and the shelf of printhead can be adopted as X-axis;
The location parameter of each printhead of Real-time Obtaining, and control the coordinate Y in Y-axis between described two printheads
i> Y
i-1; Wherein Y
iit is the Y-axis coordinate of i-th printhead.
Wherein, described method also comprises:
Obtain the shape in the cross section of workpiece; Determine that the minimum spacing between two printheads is δ;
According to number of print i, the cross section of described workpiece is divided equally for K non conflicting region; K=Ni, wherein N is positive integer;
The middle conflict area of printhead collision may be there is when the intersection in a described K region marks off printing;
Control described printhead and print relative non conflicting region simultaneously, control described printhead and print middle conflict area simultaneously
Described printhead is divided into M group, and often group has 2 printheads, i.e. N=2M; Region of described non conflicting being sealed is divided into P group, and often group comprises four non conflicting subregions of a circular middle conflict area and surrounding; Utilize two non conflicting subregions that two printhead isochronous printings often organizing are relative, and described M group printhead isochronous printing, and two non conflicting subregions of two of adjacent two groups adjacent printhead prints are also oppositely arranged.
When dividing conflict area and non conflicting region, can the following Chinese patent application submitted to of application reference people:
Chinese invention patent application, application number is 201410445615.5, and the applying date is on September 4th, 2014; Name is called print area control method, the Method of printing of the 3D printer of doubles print head;
Chinese invention patent application, application number is 201410445661.5, and the applying date is on September 4th, 2014; Name is called print area control method, the Method of printing of the 3D printer of three printheads;
Chinese invention patent application, application number is 201410445664.9, and the applying date is on September 4th, 2014; Name is called control method, the Method of printing of the 3D printer of more than four printheads;
Chinese invention patent application, application number is 201410445665.3, and the applying date is on September 4th, 2014; Name is called control method, the Method of printing of the 3D printer of more than five printheads.
Above-mentioned four parts of patent applications quote in full in this by applicant.It is pointed out that these four parts of Chinese patent application above-mentioned attempt to reach printing effect to maximize, and the method applied in the present invention is not limited to and is merely able to be applied to above-mentioned four kinds of print area division methods.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. a control method for the 3D printer of at least two printheads, is characterized in that, comprising:
The location parameter of each printhead of Real-time Obtaining, and the distance controlled between described two adjacent printheads is not less than preset value.
2. the control method of the 3D printer of at least two printheads according to claim 1, is characterized in that, described method is specially:
Set up coordinate system for printhead, and determine the X-axis of coordinate system;
The location parameter of each printhead of Real-time Obtaining, and control the coordinate Y in Y-axis between described two printheads
i> Y
i-1; Wherein Y
iit is the Y-axis coordinate of i-th printhead.
3. the control method of the 3D printer of at least two printheads according to claim 1, is characterized in that, described method also comprises:
Obtain the shape in the cross section of workpiece; Determine that the minimum spacing between two printheads is δ;
According to number of print i, the cross section of described workpiece is divided equally for K non conflicting region; K=Ni, wherein N is positive integer;
The middle conflict area of printhead collision may be there is when the intersection in a described K region marks off printing;
Control described printhead and print relative non conflicting region simultaneously, control described printhead and print middle conflict area simultaneously
Described printhead is divided into M group, and often group has 2 printheads, i.e. N=2M; Region of described non conflicting being sealed is divided into P group, and often group comprises four non conflicting subregions of a circular middle conflict area and surrounding; Utilize two non conflicting subregions that two printhead isochronous printings often organizing are relative, and described M group printhead isochronous printing, and two non conflicting subregions of two of adjacent two groups adjacent printhead prints are also oppositely arranged.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410534951.7A CN104260355B (en) | 2014-10-13 | 2014-10-13 | The control method of the 3D printer of at least two print heads, Method of printing |
| HK15106387.1A HK1205720A1 (en) | 2014-10-13 | 2015-07-06 | A control method of a 3d printer provided with at least two printing heads 3d |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410534951.7A CN104260355B (en) | 2014-10-13 | 2014-10-13 | The control method of the 3D printer of at least two print heads, Method of printing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260355A true CN104260355A (en) | 2015-01-07 |
| CN104260355B CN104260355B (en) | 2018-07-06 |
Family
ID=52151998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410534951.7A Expired - Fee Related CN104260355B (en) | 2014-10-13 | 2014-10-13 | The control method of the 3D printer of at least two print heads, Method of printing |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104260355B (en) |
| HK (1) | HK1205720A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924620A (en) * | 2015-07-07 | 2015-09-23 | 杭州先临三维科技股份有限公司 | Multi-nozzle 3D printer and printing method thereof |
| CN107617743A (en) * | 2017-08-30 | 2018-01-23 | 深圳市银宝山新科技股份有限公司 | The process of the multiple workpiece of 3D printing simultaneously |
| CN110978495A (en) * | 2019-12-31 | 2020-04-10 | 中国科学院宁波材料技术与工程研究所 | Collaborative 3D printing device is beaten to cantilever type more |
| EP3683039A1 (en) | 2019-01-21 | 2020-07-22 | Flender GmbH | Additive manufacturing method, computer program product and production device |
| CN113183458A (en) * | 2020-01-14 | 2021-07-30 | 三纬国际立体列印科技股份有限公司 | Three-dimensional printing device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001038894A (en) * | 1999-07-20 | 2001-02-13 | Hewlett Packard Co <Hp> | Pen array in color ink jet-type hard copy device |
| WO2004016438A1 (en) * | 2002-08-19 | 2004-02-26 | Creo Il. Ltd. | Continuous flow inkjet utilized for 3d curved surface printing |
| CN1671553A (en) * | 2002-07-25 | 2005-09-21 | 株式会社岛精机制作所 | Printing system and printing method |
| CN101249760A (en) * | 2007-01-11 | 2008-08-27 | 应用材料股份有限公司 | Methods, apparatus and systems for increasing throughput using multiple print heads rotatable about a common axis |
| US20130215196A1 (en) * | 2012-02-21 | 2013-08-22 | Dip-Tech Ltd | Printing system |
| CN103660605A (en) * | 2012-09-19 | 2014-03-26 | 冯黎 | Multi-printing-head 3D (3-dimensional) printing system based on layer working network |
| CN104044271A (en) * | 2014-06-17 | 2014-09-17 | 韩成超 | Dual-printing head mechanism for 3D printer, 3D printer and printing method |
| CN104085190A (en) * | 2013-08-22 | 2014-10-08 | 北京美科艺数码科技发展有限公司 | Male & female positioning and printing method for inkjet printer |
-
2014
- 2014-10-13 CN CN201410534951.7A patent/CN104260355B/en not_active Expired - Fee Related
-
2015
- 2015-07-06 HK HK15106387.1A patent/HK1205720A1/en unknown
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001038894A (en) * | 1999-07-20 | 2001-02-13 | Hewlett Packard Co <Hp> | Pen array in color ink jet-type hard copy device |
| CN1671553A (en) * | 2002-07-25 | 2005-09-21 | 株式会社岛精机制作所 | Printing system and printing method |
| WO2004016438A1 (en) * | 2002-08-19 | 2004-02-26 | Creo Il. Ltd. | Continuous flow inkjet utilized for 3d curved surface printing |
| CN101249760A (en) * | 2007-01-11 | 2008-08-27 | 应用材料股份有限公司 | Methods, apparatus and systems for increasing throughput using multiple print heads rotatable about a common axis |
| US20130215196A1 (en) * | 2012-02-21 | 2013-08-22 | Dip-Tech Ltd | Printing system |
| CN103660605A (en) * | 2012-09-19 | 2014-03-26 | 冯黎 | Multi-printing-head 3D (3-dimensional) printing system based on layer working network |
| CN104085190A (en) * | 2013-08-22 | 2014-10-08 | 北京美科艺数码科技发展有限公司 | Male & female positioning and printing method for inkjet printer |
| CN104044271A (en) * | 2014-06-17 | 2014-09-17 | 韩成超 | Dual-printing head mechanism for 3D printer, 3D printer and printing method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924620A (en) * | 2015-07-07 | 2015-09-23 | 杭州先临三维科技股份有限公司 | Multi-nozzle 3D printer and printing method thereof |
| CN104924620B (en) * | 2015-07-07 | 2017-06-30 | 杭州先临三维科技股份有限公司 | One kind has multi-jet 3D printers and its Method of printing |
| CN107617743A (en) * | 2017-08-30 | 2018-01-23 | 深圳市银宝山新科技股份有限公司 | The process of the multiple workpiece of 3D printing simultaneously |
| EP3683039A1 (en) | 2019-01-21 | 2020-07-22 | Flender GmbH | Additive manufacturing method, computer program product and production device |
| CN110978495A (en) * | 2019-12-31 | 2020-04-10 | 中国科学院宁波材料技术与工程研究所 | Collaborative 3D printing device is beaten to cantilever type more |
| CN113183458A (en) * | 2020-01-14 | 2021-07-30 | 三纬国际立体列印科技股份有限公司 | Three-dimensional printing device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1205720A1 (en) | 2015-12-24 |
| CN104260355B (en) | 2018-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104260355A (en) | Control method and printing method of 3D printer provided with at least two printing heads | |
| EP3302941B1 (en) | Method and apparatus for printing three-dimensional (3d) objects | |
| EP3395539B1 (en) | Color three-dimensional printing method and three-dimensional printing equipment | |
| JP6021796B2 (en) | Three-dimensional printing method | |
| CN103350572A (en) | 3D stack printing method and 3D stack printer | |
| CN103950201B (en) | The unlimited Method of printing in threedimensional model single shaft direction and system | |
| US10040275B2 (en) | Printing method for 3D printer | |
| JP2018505309A (en) | Sintering method, manufacturing apparatus, object data processing method, data carrier and object data processing apparatus | |
| CN104210106B (en) | The printhead of the 3D printer of multiple print head, printing mechanism and 3D printer | |
| CN104190936B (en) | Optimized 3D printing method | |
| US20190118464A1 (en) | Three-dimensional printer and a three-dimensional printing module thereof | |
| CN110328840B (en) | Three-dimensional printing method, system and storage medium | |
| CN104608379A (en) | Selective region bonding based solid powder 3D printer | |
| CN108189395A (en) | A kind of 3D printer of adjustable-angle | |
| EP3271150B1 (en) | Generating three-dimensional objects with target surface roughness | |
| CN108124436A (en) | Powder sintered 3D printing system and its confession powder method | |
| CN104210107A (en) | Printing area control method and printing method of double-printing-head 3D printer | |
| CN107718530B (en) | Method of printing, printing equipment and printer | |
| CN205889905U (en) | 3D object printing device | |
| CN104401006B (en) | The print area control method of the 3D printer of three printheads, Method of printing | |
| RU2747175C1 (en) | System and method for 3d printing and combined method for 3d printing | |
| CN104191612A (en) | Dual heating and injecting three-dimensional printer | |
| CN104175555A (en) | Coplanar double-jet three-dimensional printer | |
| US20170305141A1 (en) | Apparatus and method for fabricating three-dimensional objects | |
| CN104260344A (en) | Controlling method and printing method of 3D printer with more than four printing heads |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1205720 Country of ref document: HK |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20170613 Address after: 315040 Zhejiang province Ningbo city Ningbo high tech Zone Juxian road 587 Lane 15 No. 2 building 401 Applicant after: Ningbo high tech Zone Xuanrui Le Blue Technology Co. Ltd. Address before: 100086 Tsinghua University Beijing south, building 1, unit 401, 8 Applicant before: Wang Yuexuan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20191013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1205720 Country of ref document: HK |