CN106696277A - 3D printing method and system - Google Patents
3D printing method and system Download PDFInfo
- Publication number
- CN106696277A CN106696277A CN201611139827.6A CN201611139827A CN106696277A CN 106696277 A CN106696277 A CN 106696277A CN 201611139827 A CN201611139827 A CN 201611139827A CN 106696277 A CN106696277 A CN 106696277A
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- model
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses a 3D printing method and system. The method includes the steps that according to the base area of a model and the height of the model, a specific value is obtained; based on the specific value, a corresponding parameter set is selected; and a base of the model is printed out according to the corresponding parameter set. As for printing of various models, the proper degree of adhesion of goods and a workbench can be guaranteed, the effect that objects are not collapsed in the printing process can be ensured, and meanwhile the objects can be taken down from the workbench easily.
Description
Technical field
The present invention relates to 3D printing technique field, more particularly to a kind of 3D printing method and 3D printing system.
Background technology
Using a kind of more universal technique it is fused glass pellet (FusedDeposition in current 3D printer
Modeling, abbreviation FDM), it be it is a kind of not against laser as the shaping energy by various silk materials (such as engineering plastics ABS,
Polycarbonate etc.) heating fusing so that accumulation molding method.
In 3D printer, heating shower nozzle under control of the computer, according to the section profile information of product parts, makees X-
Y plane is moved, and thermoplasticity filamentary material delivers to hot melt shower nozzle by silk supplying machine structure, and heats in the showerhead and be fused into semi liquid state,
Then it is extruded out, selectively coating on the table, one layer of certain thickness sheet profiles is formed after quick cooling.
One layer cross section shaping completion aftertable decline certain altitude, then next layer of cladding is carried out, as " drawing " section from level to level
Profile, so circulation, ultimately form three-dimensional objects part.
During printer model, the object printed according to model must have certain degree of adhesion with workbench：Such as
Fruit object is bonded loosely with workbench, and object easily collapses and causes printing to fail in print procedure；If object and workbench
Bonding excessively firmly, then printing remove object after terminating can be extremely difficult, or even be easily damaged printing device.
The content of the invention
It is an object of the present invention to provide a kind of 3D printing method and 3D printing system, print for various models,
Can guarantee that article has suitable degree of adhesion with workbench, you can not collapse with object in ensureing print procedure, thing is caused again
Part is easily removed from workbench.
In order to solve the above technical problems, a kind of 3D printing method, including：
One model is provided；
The height of base area and the model according to the model, obtains a ratio；
According to the ratio, corresponding parameter group, the parameter group is selected to include an at least print parameters；And
According to the corresponding parameter group, the base of the model is printed.
Further, in the 3D printing method, the 3D printing method also includes：
The model is cut into slices, if the model is set into dried layer section.
Further, in the 3D printing method, the parameter group at least orlop section including the model
Print parameters.
Further, in the 3D printing method, characterized by the materials length in the orlop section of the model
The base area of the model.
Further, in the 3D printing method, the print parameters of the parameter group include print speed, bottom plate
One or more in the load of matter, temperature and unit interval.
Further, in the 3D printing method, preset comparison list, the table of comparisons include the ratio with it is described
The corresponding relation of parameter group, corresponding parameter group is selected by looking into the table of comparisons.
Another side of the invention, also provides a kind of 3D printing system using as above 3D printing method described in any one
System, including：
Computing unit, the height of base area and the model according to a model, obtains a ratio；
Select unit, according to the ratio, selects corresponding parameter group；And
Control unit, according to the corresponding parameter group, the base of the model is printed.
Further, in the 3D printing system, the 3D printing system also includes section unit, the section unit
The model is cut into slices, if the model is set into dried layer section.
Further, in the 3D printing system, the section unit also calculates the orlop section of the model
Materials length, the ratio is characterized by the materials length in the orlop section of the model, the computing unit according to
The materials length in the orlop section of the model and the height of the model, obtain the ratio.
Further, in the 3D printing system, the 3D printing system also includes memory cell, the memory cell
Be stored with comparison list, and the table of comparisons includes the base area with height than the corresponding relation with the parameter group, selection
Unit selects corresponding parameter group by looking into the table of comparisons.
Compared with prior art, the 3D printing method and 3D printing system that the present invention is provided have advantages below：
The height of base area and the model according to the model, obtains a ratio, according to the ratio, selection
Corresponding parameter group, according to the corresponding parameter group, the base of the model is printed.Beaten for various models
Print, can guarantee that article has suitable degree of adhesion with workbench, you can not collapse with object in ensureing print procedure, cause again
Object is easily removed from workbench.
Brief description of the drawings
Fig. 1 is the schematic diagram of 3D printing method in one embodiment of the invention；
Fig. 2 is the corresponding relation of different models and ratio in one embodiment of the invention；
Fig. 3 is the corresponding relation of different ratios and parameter group in one embodiment of the invention；
Fig. 4 is the schematic diagram of 3D printing system in one embodiment of the invention.
Description of reference numerals in figure：
1 is 3D printing system；110 is computing unit；120 is select unit；130 is control unit；140 is single for section
Unit；150 is memory cell.
Specific embodiment
In the prior art, often there is inappropriate situation with the degree of adhesion of workbench in printing object on the table,
Object collapses in print procedure, or printing finishes object and is not easy to be removed from workbench, causes the damage of workbench.
Inventor's research finds that the print parameters of the base of the model are very crucial.And during general printer model, the printing ginseng of base
Number is fixed, it is impossible to adapt to model miscellaneous：Some model base degree of adhesions are just；Some model base bonding strengths
Not enough support whole object (a such as seat height tower)；Some models are then viscous sacrifices consisting of an ox, a sheep and a pig and cannot remove (such as very thin great circle
Cake).
Inventor's further investigation finds that the base area of the model is different from the ratio of the height of the model, then institute
The print parameters of the base of needs are different, if base area and the ratio of the height of the model according to the model, select
The print parameters of base are selected, then can be adapted to the model of arbitrary shape, it is ensured that object does not collapse in print procedure, caused again
Object is easily removed from workbench.
According to the studies above, inventor proposes the present invention, and core concept of the invention is, there is provided a kind of 3D printing side
Method, as shown in figure 1, including：
Step S11, one model of offer；
The height of step S12, the base area according to the model and the model, obtains a ratio；
Step S13, according to the ratio, select corresponding parameter group, the parameter group to include an at least print parameters；
Step S14, according to the corresponding parameter group, the base of the model is printed.
The 3D printing method is printed for various models, can guarantee that article has suitable bonding with workbench
Degree, you can not collapsed with object in ensureing print procedure, causes that object is easily removed from workbench again.
With reference to above-mentioned core concept, the present invention also provides a kind of 3D printing system, including：Computing unit, according to a model
Base area and the model height, obtain a ratio；Select unit, according to the ratio, selects corresponding parameter
Group；Control unit, according to the corresponding parameter group, the base of the model is printed.
3D printing method of the invention and 3D printing system are described in more detail below in conjunction with schematic diagram, its
In illustrate the preferred embodiments of the present invention, it should be appreciated that those skilled in the art can change invention described herein, and
Still advantageous effects of the invention are realized.Therefore, description below is appreciated that knowing extensively for those skilled in the art
Road, and it is not intended as limitation of the present invention.
For clarity, not describing whole features of practical embodiments.In the following description, it is not described in detail known function
And structure, because they can make the present invention chaotic due to unnecessary details.It will be understood that opening in any practical embodiments
In hair, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to relevant system or relevant business
Limitation, another embodiment is changed into by one embodiment.Additionally, it should think that this development is probably complicated and expends
Time, but it is only to those skilled in the art routine work.
The present invention is more specifically described by way of example referring to the drawings in the following passage.Will according to following explanation and right
Book is sought, advantages and features of the invention will become apparent from.It should be noted that, accompanying drawing is in the form of simplifying very much and using non-
Accurately ratio, is only used to conveniently, lucidly aid in illustrating the purpose of the embodiment of the present invention.
Below incorporated by reference to Fig. 1 to Fig. 3, the 3D printing method of one embodiment of the invention is illustrated.
First, step S11 is carried out, as shown in Figure 1, there is provided a model, the model is generally the 3D models of modeling, is such as schemed
Shown in 2, the model can be the shapes such as tabular, cylindrical shape；
Then, step S12 is carried out, the height of base area and the model according to the model obtains a ratio,
For example, the ratio can be the ratio of the model base area and the model height.Preferably, in the present embodiment,
The base area of the model is characterized by the materials length in the orlop section of the model, to readily obtain ratio.
For example, the base area S × unit area of model described in the materials length L=in the orlop section of the model
Materials length 1 ', the materials length 1 ' of the unit area is generally fixed (relative to same materials), so, it is described
The materials length L in the orlop section of model has one-to-one relation with the base area S of the model, therefore, can
To characterize the base area S of the model by the materials length L in the orlop section of the model, so as to avoid individually
The base area S of the model is calculated, simplifies difficulty in computation.In the present embodiment, the orlop of the ratio=model
The height of model described in the materials length L ÷ in section.
With reference to Fig. 2, the ratio of various models is given in the present embodiment, for example, the ratio of tabular molding (model
The materials length in orlop section and the ratio of the height of the model) it is 27.72；The ratio of cylindric model is 1.106；
The ratio of cylindrical model is 2.348；The ratio of round pie model is 14.10；The ratio of doll model is 0.01312；Cube
The ratio of body Model is 1.1063.992.
Afterwards, carry out step S13, according to the ratio, select corresponding parameter group, the parameter group include at least a dozen
Print parameter.Preferably, comparison list can be preset, the table of comparisons includes the corresponding relation of the ratio and the parameter group,
Corresponding parameter group is selected by looking into the table of comparisons.With reference to Fig. 3, in the present embodiment, the table of comparisons includes that 3 groups of controls are closed
System：First scope Range1 correspondences, the first parameter group ParaSet1 of ratio；The second scope Range2 correspondences second of ratio are joined
Array ParaSet2；The 3rd parameter group ParaSet3 of 3rd scope Range3 correspondences of ratio.When the ratio is in the first scope
When in Range1, the print parameters of the first parameter group ParaSet1 are selected；When the ratio is in the second scope Range2, choosing
Select the print parameters of the second parameter group ParaSet2；When the ratio is in the 3rd scope Range3, the 3rd parameter group is selected
The print parameters of ParaSet3.
Wherein, the print parameters of the parameter group include print speed, base plate material, temperature and the load of unit interval
In one or more.For example, in the present embodiment, the print parameters include print speed, inventor's research finds：Beating
When printing a certain model, during print speed=2mm/s, adhesive force " strong ", base adhesion is firm；During print speed=4mm/s, attachment
Power " weaker ", but can just cement.
In the present embodiment, Range1 is (0,1), and when the ratio, (materials in the orlop section of the model are long
Spend and the ratio of the height of the model) ＜ 1 when, select the first parameter group ParaSet1, print speed=2mm/s；Range2
For [1,10), when 1≤ratio (the materials length in the orlop section of the model and the ratio of the height of the model
Value) ＜ 10 when, select the second parameter group ParaSet2, print speed=3mm/s；Range3 for [10, ∞), when the ratio
During (the materials length in the orlop section of the model and the ratio of the height of the model) >=10, the 3rd parameter group is selected
ParaSet3, print speed=4mm/s.
Then, the model is cut into slices, if the model is set into dried layer section.
Then, step S14 is carried out, according to the corresponding parameter group, the base of the model is printed.In this reality
Apply in example, the parameter group at least includes the print parameters in the orlop section of the model, i.e., using in the parameter value
Print parameters by the print parameters in the orlop section of the model, the print parameters in non-orlop section can with most
The print parameters in lower floor section are different.
The present invention also provides a kind of 3D printing system 1, as shown in figure 4, including computing unit 110, select unit 120 and control
Unit processed 130.To importing the model, seating plane of the computing unit 110 according to the model in the 3D printing system 1
The height of the long-pending and model, obtains the ratio；The select unit 120 selects corresponding parameter according to the ratio
Group；Described control unit 130 prints the base of the model according to the corresponding parameter group.
Preferably, the 3D printing system 1 also includes section unit 140, described section 140 pairs of models of unit are carried out
Section, if the model is set into dried layer section.
The section unit 140 also calculates the materials length in the orlop section of the model, by the model
The materials length in orlop section characterizes the ratio, orlop section of the computing unit 110 according to the model
Materials length and the model height, obtain the ratio.The height of the model can also be single according to the section
Unit 140 is calculated, or is calculated by other computing modules.Additionally, import the model there may be it is described
In section unit 140, the computing unit 110 can be obtained from the section unit 140 base area of the model with
And the height of the model；Or, during the model for importing there may be other three-dimensional computations modules, can be from other three
The parameter of the model base area and the parameter of the model height are obtained in dimension computing module, the model is calculated
After base area and the model height, the computing unit 110 is then forwarded to.
The 3D printing system also includes memory cell 150, and the memory cell 150 is stored with comparison list, described right
Include the base area according to table and highly than the corresponding relation with the parameter group, select unit is selected by looking into the table of comparisons
Select corresponding parameter group.
In 3D printing method of the invention and 3D printing system, base area and the model according to the model
Height, obtain a ratio, according to the ratio, corresponding parameter group is selected, according to the corresponding parameter group, by the mould
The base of type is printed.Printed for various models, can guarantee that article has suitable degree of adhesion with workbench, you can
Do not collapsed with object in ensureing print procedure, cause that object is easily removed from workbench again.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of 3D printing method, it is characterised in that including：
One model is provided；
The height of base area and the model according to the model, obtains a ratio；
According to the ratio, corresponding parameter group, the parameter group is selected to include an at least print parameters；And
According to the corresponding parameter group, the base of the model is printed.
2. 3D printing method as claimed in claim 1, it is characterised in that the 3D printing method also includes：
The model is cut into slices, if the model is set into dried layer section.
3. 3D printing method as claimed in claim 2, it is characterised in that the parameter group at least including the model most under
The print parameters in layer section.
4. 3D printing method as claimed in claim 2, it is characterised in that by the materials in the orlop section of the model
Length characterizes the base area of the model.
5. 3D printing method as claimed in claim 1, it is characterised in that the print parameters of the parameter group include printing speed
One or more in degree, base plate material, temperature and the load of unit interval.
6. 3D printing method as claimed in claim 1, it is characterised in that default comparison list, the table of comparisons includes described
Ratio and the corresponding relation of the parameter group, corresponding parameter group is selected by looking into the table of comparisons.
7. it is a kind of using as described in any one in claim 1 to 6 3D printing method 3D printing system, it is characterised in that
Including：
Computing unit, the height of base area and the model according to a model, obtains a ratio；
Select unit, according to the ratio, selects corresponding parameter group；And
Control unit, according to the corresponding parameter group, the base of the model is printed.
8. 3D printing system as claimed in claim 7, it is characterised in that the 3D printing system also includes section unit, institute
State section unit to cut into slices the model, if the model is set into dried layer section.
9. 3D printing system as claimed in claim 8, it is characterised in that the section unit also calculate the model most under
The materials length in layer section, the ratio, the calculating are characterized by the materials length in the orlop section of the model
Unit obtains the ratio according to the materials length in the orlop section of the model and the height of the model.
10. 3D printing system as claimed in claim 7, it is characterised in that the 3D printing system also includes memory cell, institute
Memory cell is stated to be stored with comparison list, the table of comparisons include the base area with highly than corresponding with the parameter group
Relation, select unit selects corresponding parameter group by looking into the table of comparisons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139827.6A CN106696277B (en) | 2016-12-12 | 2016-12-12 | 3D printing method and 3D printing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139827.6A CN106696277B (en) | 2016-12-12 | 2016-12-12 | 3D printing method and 3D printing system |
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| Publication Number | Publication Date |
|---|---|
| CN106696277A true CN106696277A (en) | 2017-05-24 |
| CN106696277B CN106696277B (en) | 2019-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201611139827.6A Expired - Fee Related CN106696277B (en) | 2016-12-12 | 2016-12-12 | 3D printing method and 3D printing system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019120251A1 (en) * | 2017-12-22 | 2019-06-27 | 珠海天威飞马打印耗材有限公司 | Intelligent 3d printing system and printing method therefor |
| TWI695774B (en) * | 2017-08-31 | 2020-06-11 | 三緯國際立體列印科技股份有限公司 | 3d printing method using strengthened auxiliary wall |
| US10773455B2 (en) | 2017-08-31 | 2020-09-15 | Xyzprinting, Inc. | 3D printing method using strengthened auxiliary wall |
| DE202022104531U1 (en) | 2022-06-03 | 2023-07-10 | Renfert Gmbh | Dental printing system with a 3D printing device exclusively for printing dental devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI695774B (en) * | 2017-08-31 | 2020-06-11 | 三緯國際立體列印科技股份有限公司 | 3d printing method using strengthened auxiliary wall |
| US10773455B2 (en) | 2017-08-31 | 2020-09-15 | Xyzprinting, Inc. | 3D printing method using strengthened auxiliary wall |
| WO2019120251A1 (en) * | 2017-12-22 | 2019-06-27 | 珠海天威飞马打印耗材有限公司 | Intelligent 3d printing system and printing method therefor |
| DE202022104531U1 (en) | 2022-06-03 | 2023-07-10 | Renfert Gmbh | Dental printing system with a 3D printing device exclusively for printing dental devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106696277B (en) | 2019-05-07 |
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Granted publication date: 20190507 Termination date: 20191212 |