CN107336442A - Utilize the method for laminated striation line analysis output article - Google Patents
Utilize the method for laminated striation line analysis output article Download PDFInfo
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- CN107336442A CN107336442A CN201610288127.7A CN201610288127A CN107336442A CN 107336442 A CN107336442 A CN 107336442A CN 201610288127 A CN201610288127 A CN 201610288127A CN 107336442 A CN107336442 A CN 107336442A
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- digital
- laminated striation
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- striation line
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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
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Abstract
The invention discloses a kind of method using laminated striation line analysis output article, include the following steps：The definition of one mathematical model has an at least numerical characteristic portion, the mathematical model is distinguished into horizontal multiple digital stack of layers by one computer system by the analysis program is performed, and defines a digital laminated striation line respectively between such digital stack of layers on the mathematical model surface.A most pen datas is presented in the digital laminated striation line number amount for choosing an at least numerical characteristic portion, can learn the mathematical model relative to the angle value of three axles by the pen data to be defined as a profile angle.The mathematical model is rotated to the profile angle by the three axle beds target original angle, an entity shaping thing is made in mathematical model printing by an article shaped device.
Description
Technical field
The present invention is relevant with 3D printing, particularly relates to a kind of method using laminated striation line analysis output article.
Background technology
Existing 3D printing forming technique is the technology of printing of successively stacking, when being intended to produce entity 3D shapings
During thing, a mathematical model is inputted in a computer, the mathematical model is grid data, via a 3D printing
Machine stacks shaping to produce entity 3D article shapeds in a manner of successively stacking printing, by multiple stack of layers.
Foregoing 3D printing forming technique, formed respectively between each stack of layers on the surface of entity 3D article shapeds
One laminated striation line, entity 3D article shapeds have an at least features, and an at least features system is special
The position that complete print comes out, if an at least features print the number of plies deficiency of such stack of layers,
Then the shape of an at least features can not be made clearly to present, therefore, in an at least features by 3D
After printing, it is necessary to finishing is processed by artificial mode, in order to clearly appear from the shape of an at least features
Shape, the present invention can solve the above problems.
The content of the invention
The main object of the present invention is in that to provide a kind of method using laminated striation line analysis output article, makes number
An at least numerical characteristic portion for word model obtains the quantity of most digital laminated striation lines.
Edge is, according to a kind of method using laminated striation line analysis output article provided by the present invention, to include
The following steps：Define digital laminated striation line：One mathematical model is inputted to a computer system, the mathematical model is determined
Justice has an at least numerical characteristic portion, and the computer system distinguishes the mathematical model by an analysis program is performed
Into in horizontal multiple digital stack of layers, determine respectively between such digital stack of layers on the mathematical model surface
An adopted digital laminated striation line.Analyze digital laminated striation line：Using any point in the mathematical model as a point of rotation, by this
Mathematical model rotates centered on the point of rotation, and with a predetermined angular relative to one or three axle bed marks, and record should
At least one numeral is special relative to all rotation angle values of three axles and under the respectively angle value for mathematical model
Digital laminated striation line number amount possessed by sign portion, and will be defined as more pen datas.Determine printing angle：Compare this
Digital laminated striation line number amount possessed by an at least numerical characteristic portion simultaneously obtains digital laminated striation line number amount presentation most
A more pen datas, choose the pen data with obtain an at least mathematical model relative to the angle value of three axles with
It is defined as a profile angle.Printed matter Products：By the mathematical model in the three axle beds target original angle rotate to
After the profile angle, an entity shaping thing is made in the mathematical model by an article shaped device.
Thereby, the present invention can increase the number of the digital laminated striation line in an at least numerical characteristic portion for the mathematical model
Amount, enables the shape in an at least numerical characteristic portion to clearly appear from out, at least a numerical characteristic portion is beaten by this
After being printed to the entity shaping thing, either a large amount of manual types that reduce can be avoided to process finishing.
Brief description of the drawings
Fig. 1 is the step flow chart of the first preferred embodiment of the invention.
Fig. 2 is the schematic diagram of the mathematical model of the first preferred embodiment of the invention.
Fig. 3 is the schematic diagram of mathematical model before the digital laminated striation line of analysis of the first preferred embodiment of the invention, is shown
The digital laminated striation line number amount of registration word features and the quantity of digital stack of layers.
Fig. 4 is the mathematical model partial enlargement before analyzing digital laminated striation line of the first preferred embodiment of the invention
Schematic diagram, the digital laminated striation line number amount in display numerical characteristic portion.
Fig. 5 is the schematic diagram of mathematical model after the digital laminated striation line of analysis of the first preferred embodiment of the invention, is shown
The digital laminated striation line number amount of registration word features and the quantity of digital stack of layers.
Fig. 6 is the mathematical model partial enlargement after analyzing digital laminated striation line of the first preferred embodiment of the invention
Schematic diagram, the digital laminated striation line number amount in display numerical characteristic portion.
Fig. 7 is the step flow chart of the second preferred embodiment of the invention.
Fig. 8 is that the digital support column of the second preferred embodiment of the invention supports the schematic diagram of mathematical model.
Fig. 9 is the step flow chart of the 3rd preferred embodiment of the invention.
Figure 10 is the schematic diagram of the mathematical model of the 3rd preferred embodiment of the invention, shows mathematical model surface
Triangle gridding.
Figure 11 is the grid normal vector of digital triangle gridding and the folder of Z axis of the 3rd preferred embodiment of the invention
The schematic diagram at angle.
Wherein, reference：
The numerical characteristic portion of 10 mathematical model 11
The 12 digital digital laminated striation lines of stack of layers 14
The 16 digital grid normal vectors of triangle gridding 161
20 3 axle bed mark, 30 digital support column
An original meshes angle D layers away from
The home position of O point of origin P 1
Embodiment
Where describing the technical characterstic of the present invention in detail, hereby lift following preferred embodiment and coordinate accompanying drawing
Illustrate as after, wherein：
As shown in Figures 1 to 6, one kind that the first preferred embodiment of the invention is provided utilizes laminated striation line analysis
The method of output article, including define digital laminated striation line step, the digital laminated striation line step of analysis, determine printing
Angle steps and printed matter Products step, as follows：
Define digital laminated striation line：One mathematical model 10 is inputted to a computer system (not shown), the numeral
The definition of model 10 has an at least numerical characteristic portion 11, referring to Fig. 2, an at least numerical characteristic portion 11
The position that especially completely come out for 3D printing, the computer system count this by an analysis program is performed
Word model 10 is distinguished into horizontal multiple digital stack of layers 12, as shown in figure 3, in the mathematical model 10
A digital laminated striation line 14 is defined respectively between such digital stack of layers 12 on surface.In this first embodiment,
Referring to Fig. 2, the computer system has a screen (not shown), an analysis program is had in the computer system,
The mathematical model 10 is set to be presented on the screen.In addition, Fig. 2 and Fig. 3 is referred to, according to the digital mould
Type 10 defines a raw bits relative to the position of origin O in one or three axle bed marks 20 (X-axis, Y-axis and Z axis)
Put P1 and an original angle (not shown).In addition, respectively the layer of the digital stack of layers 12 away from D to be identical, such as
Shown in Fig. 3.
Analyze digital laminated striation line：Using any point in the mathematical model 10 as a point of rotation (not shown), by this
Mathematical model 10 rotates centered on the point of rotation, and with a predetermined angular relative to one or three axle bed marks 20,
The mathematical model 10 is recorded relative to all rotation angle value (not shown) of three axles and respectively under the angle value
The digital quantity of laminated striation line 14 possessed by an at least numerical characteristic portion 11, and will be defined as more pen datas.
In this first embodiment, the mathematical model 10 rotates 0 degree to 360 centered on the point of rotation relative to three axles
Degree, often rotate the predetermined angular (not shown) computer system the mathematical model 10 is carried out again it is such
The definition of digital laminated striation line 14 is simultaneously recorded as a pen data.In this first preferred embodiment, it will rotate every time
Predetermined angular when being set as 1 degree, the mathematical model 10 is revolved centered on the point of rotation relative to three axles
Turn 0 degree to 360 degree, 1 degree of rotation every time will obtain a pen data, and therefore, total data stroke count will
Obtain 3603 pen datas.In this first embodiment, exemplified by it will often rotate a predetermined angular and be set as 1 degree,
But it is not limited, the predetermined angular numerical value and data stroke count are in inverse ratio.
Determine printing angle：Compare the digital quantity of laminated striation line 14 possessed by an at least numerical characteristic portion 11
And obtain the digital quantity of laminated striation line 14 and a most pen datas is presented, the pen data is chosen to obtain this extremely
Lack a mathematical model 10 relative to the angle value of three axles to be defined as a profile angle (not shown).This first
In preferred embodiment, Fig. 3 to Fig. 6 is referred to, an at least numerical characteristic portion 11 is with two-digit feature
Exemplified by portion 11.In addition, in decision printing angle steps, the computer system will be per this two in pen data
After the corresponding quantity average computation of digital laminated striation line 14 in numerical characteristic portion 11, obtain in every pen data this two
The par of the digital laminated striation line 14 of individual digital features 11, the more such data of the computer system, choosing
The most pen data of the digital par of laminated striation line 14 in the two numerical characteristics portion 11 is taken, by the stroke count
According to the profile angle can be learnt.
Printed matter Products：The mathematical model 10 is rotated to the forming angle by the original angle of the three axle beds mark 20
After degree, as shown in Figures 5 and 6, the mathematical model 10 is beaten by an article shaped device (not shown)
It is printed to an entity shaping thing (not shown).In this first embodiment, the article shaped device is arranged with a 3D
Exemplified by table machine.
Fig. 3 and Fig. 4 is referred to, before the analysis of digital laminated striation line 14, the two-digit of the mathematical model 10
The quantity of the digital laminated striation line 14 of features 11 is respectively 6, the digital laminated striation in the two numerical characteristics portion 11
The par of line 14 is 6.Fig. 5 and Fig. 6 is referred to, after the analysis of digital laminated striation line 14, the numeral
The quantity of laminated striation line 14 substantially increases, the digital laminated striation of the two-digit features 11 of the mathematical model 10
The quantity of line 14 is respectively 9, and the par of the digital laminated striation line 14 of the two-digit features 11 is 9,
The shape of the two-digit features 11 is set to clearly appear from out.
From the foregoing, it will be observed that the attainable effect of present invention institute is：Solve in the prior art on existing 3D
Printing shaping technology, when an at least features for entity 3D article shapeds print the layer of such stack of layers
When number is insufficient, then it can not clearly appear from the shape of an at least features, therefore, in an at least feature
Portion is after by 3D printing, it is necessary to the problem of processing finishing by artificial mode.The present invention is by digital layer
Streakline 14 analyzes the number of the digital laminated striation line 14 for the two-digit features 11 that can increase the mathematical model 10
Amount, enables the shape of the two-digit features 11 to clearly appear from out, by the two-digit features 11
After the entity shaping thing is made in printing, either a large amount of manual types that reduce can be avoided to process finishing.
It need to separately remark additionally, the quantity in an at least numerical characteristic portion 11 is exemplified by two, but not with this
It is limited, the quantity in an at least numerical characteristic portion 11 also can be odd number.
Fig. 7 and Fig. 8 is referred to, the second preferred embodiment institute of the invention is a kind of to utilize laminated striation line analysis output object
The method of product, takes off first embodiment before being mainly generally same as, difference is：
Printed in the decision and the numeral of a foundation at least one is further included between angle steps and the printed matter Products step
Support column step：According to the profile angle, the computer system computing supports the mathematical model 10 printing to be made
At least one digital support column 30 needed for the entity shaping thing, as shown in Figure 8.
In the printed matter Products step, at least one digital printing of support column 30 is made the article shaped device
An at least solid support post (not shown).
Second preferred embodiment of the invention, the entity shaping thing may be with the platform (figures of the article shaped device
Do not show) plane (not shown) it is at an angle, it is therefore, at least one real with this during 3D printing
Body support column supports the entity shaping thing, smoothly to print the entity shaping thing.
Remaining step of this second embodiment takes off first embodiment before being generally same as, appearance, which is no longer given, to be repeated.
Fig. 9 to Figure 11 is referred to, the 3rd preferred embodiment institute of the invention is a kind of to utilize laminated striation line analysis output
The method of article, takes off first embodiment before being mainly generally same as, difference is：
In this definition numeral laminated striation line step, all surfaces of mathematical model 10 are by multiple digital triangulation networks
Lattice 16 are formed, as shown in Figure 10, such digital triangle gridding in an at least numerical characteristic portion 11
An original mesh angle is respectively defined as between the Z axis of 16 grid normal vector 161 and the three axle beds mark 20
An, as shown in figure 11.
The decision prints and further includes a grid angle analytical procedure between angle steps and the printed matter Products step：
The profile angle is inputted into the computer system, grid angles are molded into multiple according to a predetermined way computing.This
In three embodiments, the predetermined way computing is matrix operation.
3rd preferred embodiment of the invention, by the grid angle analytical procedure, can be obtained by the profile angle
The number of the shaping grid angle (not shown) of the respectively digital triangle gridding 16 in an at least numerical characteristic portion 11
According to.
Remaining step of this third embodiment takes off first embodiment before being generally same as, appearance, which is no longer given, to be repeated.
Claims (9)
- A kind of 1. method using laminated striation line analysis output article, it is characterised in that include the following steps：Define digital laminated striation line：One mathematical model is inputted to a computer system, the mathematical model definition have to The mathematical model is distinguished into water by a few numerical characteristic portion, the computer system by an analysis program is performed Flat multiple digital stack of layers, a number is defined respectively between such digital stack of layers on the mathematical model surface Word laminated striation line；Analyze digital laminated striation line：Using any point in the mathematical model as a point of rotation, by the mathematical model with this Centered on the point of rotation, and rotated with a predetermined angular relative to one or three axle bed marks, it is relative to record the mathematical model In all rotation angle values of three axles and under the respectively angle value possessed by an at least numerical characteristic portion Digital laminated striation line number amount, and will be defined as more pen datas；Determine printing angle：Compare digital laminated striation line number amount possessed by an at least numerical characteristic portion and obtain A most pen datas is presented in the digital laminated striation line number amount, chooses the pen data to obtain at least one digital mould Type is relative to the angle value of three axles to be defined as a profile angle；AndPrinted matter Products：By the mathematical model after the three axle beds target original angle is rotated to the profile angle, An entity shaping thing is made in the mathematical model by an article shaped device.
- 2. according to the method using laminated striation line analysis output article described in claim 1, it is characterised in that In this definition numeral laminated striation line step, the mathematical model all surfaces are made up of multiple digital triangle griddings, In the grid normal vector and three axle beds target Z of such digital triangle gridding in an at least numerical characteristic portion An original mesh angle is respectively defined as between axle；In decision printing angle steps and the printed matter Products step Between also include a grid angle analytical procedure：The profile angle is inputted into the computer system, by the forming angle Degree is molded grid angles according to a predetermined way computing into multiple.
- 3. according to the method using laminated striation line analysis output article described in claim 2, it is characterised in that The predetermined way computing is matrix operation.
- 4. according to the method using laminated striation line analysis output article described in claim 1, it is characterised in that Printed in the decision and also establish at least one numeral support comprising one between angle steps and the printed matter Products step Post step：According to the profile angle, the computer system computing support the mathematical model printing be made the entity into At least one digital support column needed for type thing.
- 5. according to the method using laminated striation line analysis output article described in claim 4, it is characterised in that In the printed matter Products step, at least one digital support column printing is made at least one in fact by the article shaped device Body support column.
- 6. according to the method using laminated striation line analysis output article described in claim 1, it is characterised in that In this definition numeral laminated striation line step, an at least numerical characteristic portion is quantitatively one.
- 7. according to the method using laminated striation line analysis output article described in claim 1, it is characterised in that In this definition numeral laminated striation line step, an at least numerical characteristic portion is quantitatively to be multiple.
- 8. according to the method using laminated striation line analysis output article described in claim 7, it is characterised in that In the analysis numeral laminated striation line step, the computer system is corresponding by such numerical characteristic portion in every pen data After digital laminated striation line number amount average computation, the digital laminated striation line in such numerical characteristic portion in every pen data is obtained Par, the more such data of the computer system, the digital laminated striation line for obtaining such numerical characteristic portion are put down The most pen data of equal quantity, the profile angle can be learnt by the pen data.
- 9. according to the method using laminated striation line analysis output article described in claim 1, it is characterised in that In this definition numeral laminated striation line step, respectively the layer of the stack of layers is away to be identical.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610288127.7A CN107336442A (en) | 2016-05-03 | 2016-05-03 | Utilize the method for laminated striation line analysis output article |
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| CN201610288127.7A CN107336442A (en) | 2016-05-03 | 2016-05-03 | Utilize the method for laminated striation line analysis output article |
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| CN104057611A (en) * | 2014-06-05 | 2014-09-24 | 浙江大学 | 3D printing fill path generation method based on optimization of scanning line dip angle |
| CN104503711A (en) * | 2014-11-17 | 2015-04-08 | 杭州先临三维科技股份有限公司 | Self-adaption layering method of 3D printing |
| CN104881513A (en) * | 2015-04-17 | 2015-09-02 | 大连理工大学 | 3D (three-dimensional) printing based processing technique of automobile styling concept model |
| CN107430592A (en) * | 2015-02-26 | 2017-12-01 | 斯特塔思有限公司 | Surface angle model evaluation technique for increasing material manufacturing |
-
2016
- 2016-05-03 CN CN201610288127.7A patent/CN107336442A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008107866A1 (en) * | 2007-03-07 | 2008-09-12 | Objet Geometries Ltd. | Rapid production apparatus |
| CN104057611A (en) * | 2014-06-05 | 2014-09-24 | 浙江大学 | 3D printing fill path generation method based on optimization of scanning line dip angle |
| CN104503711A (en) * | 2014-11-17 | 2015-04-08 | 杭州先临三维科技股份有限公司 | Self-adaption layering method of 3D printing |
| CN107430592A (en) * | 2015-02-26 | 2017-12-01 | 斯特塔思有限公司 | Surface angle model evaluation technique for increasing material manufacturing |
| CN104881513A (en) * | 2015-04-17 | 2015-09-02 | 大连理工大学 | 3D (three-dimensional) printing based processing technique of automobile styling concept model |
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