CN107745524A - 3D model decompositions Method of printing and efficient 3D printing system - Google Patents
3D model decompositions Method of printing and efficient 3D printing system Download PDFInfo
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- CN107745524A CN107745524A CN201710925984.8A CN201710925984A CN107745524A CN 107745524 A CN107745524 A CN 107745524A CN 201710925984 A CN201710925984 A CN 201710925984A CN 107745524 A CN107745524 A CN 107745524A
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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
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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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- Engineering & Computer Science (AREA)
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Abstract
The present invention relates to a kind of 3D model decompositions Method of printing and 3D printing system, this 3D model decomposition Method of printings, including step S1, the most face view of pixel in the four sides view of model to be printed is divided into by N rows by host computer from top to bottom；Step S2, odd-numbered line or even number line are selected from N rows, and 3D printer will be transferred to after model decomposition to be printed by odd-numbered line or even number line；The present invention first passes through the face view that pixel is most in the four sides view of primary election model to be printed, retain the face view in model to be printed more than feature as basic side, then split according to row, odd-numbered line or even number line are selected, and 3D printer will be transferred to after model decomposition to be printed by odd-numbered line or even number line；It is using odd-numbered line or even number line that model decomposition to be printed is lower by 50% than traditional bandwidth that model to be printed is integrally decomposed to transmission requirement.
Description
Technical field
Present invention design 3D printing technique field, especially a kind of 3D model decompositions Method of printing and 3D printing system.
Background technology
At present, 3D printing system includes host computer and 3D printer, and user is by after mode input host computer, and host computer is by mould
Type resolves into multiple layers, is then transmit to 3D printer, because the number of plies of decomposition is a lot, therefore, causes data very huge, passes
It is defeated very slow.Meanwhile be also required to read substantial amounts of data during 3D printer printing, therefore, cause 3D printer operating efficiency not high,
The problems such as time-write interval is long.
The content of the invention
The present invention provides a kind of 3D model decompositions Method of printing and 3D printing system, to keep the basis of printing effect
On, improve the data transmission efficiency of 3D printing.
In order to solve the above-mentioned technical problem, the invention provides a kind of 3D model decompositions Method of printing, comprise the following steps：
Step S1, the most face view of pixel in the four sides view of model to be printed is divided into from top to bottom by host computer
N rows；
Step S2, selects odd-numbered line or even number line from N rows, and by odd-numbered line or even number line by model decomposition to be printed
After be transferred to 3D printer.
Further, the host computer will be transferred to 3D printer by odd-numbered line or even number line after model decomposition to be printed
Method comprise the following steps：
The N rows that printer model divides according to view are resolved into n-layer by step S21, host computer, and form every layer of letter for needing to print
Breath collection, and n is the integer more than 2；
Step S22, host computer are chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while according to same side
To adjacent layer corresponding to one Primary layer of setting；
Step S23, the discrepancy of more each adjacent layer and corresponding Primary layer, and mark by coordinate system the coordinate bit of discrepancy
Put；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer.
Further, the host computer will be transferred to 3D printer by odd-numbered line or even number line after model decomposition to be printed
Method it is further comprising the steps of：
Each adjacent layer is transmitted to 3D printer, 3D is beaten by step S24, host computer relative to the additional information collection of corresponding Primary layer
The printing number of plies of print machine is defined as Y；The initial value for setting Y is 1；And
Step S25,3D printer print Y layer models on the table according to Primary layer information and additional information collection control shower nozzle
After material object, Y=Y+1 is performed, until all layers of end of transmission.
Further, the host computer passes through network connection with 3D printer.
Further, the host computer will transmit to 3D printer again after the compressing file after decomposition.
Another aspect, present invention also offers a kind of 3D printing system, including：
Host computer and 3D printer, wherein
The host computer is suitable to the most face view of pixel in the four sides view of model to be printed being divided into N from top to bottom
OK；
Odd-numbered line or even number line are selected from N rows, and will be transmitted by odd-numbered line or even number line after model decomposition to be printed
To 3D printer.
Further, the host computer will be transferred to 3D printing by odd-numbered line or even number line after model decomposition to be printed
Machine, i.e.,
The N rows that printer model divides according to view are resolved into n-layer by the host computer, and form every layer of information for needing to print
Collection, and n is the integer more than 2；
The host computer is chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while is set according to same direction
Adjacent layer corresponding to a fixed Primary layer；
Compare discrepancy of each adjacent layer with corresponding Primary layer, and the coordinate position of discrepancy is marked by coordinate system；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer；
The host computer transmits each adjacent layer to 3D printer relative to the additional information collection of corresponding Primary layer, by 3D printer
The printing number of plies be defined as Y；The initial value for setting Y is 1；
After 3D printer prints Y layer model material objects on the table according to Primary layer information and additional information collection control shower nozzle,
Y=Y+1 is performed, until all layers of end of transmission.
The invention has the advantages that the 3D printing system and its method of work of the present invention, first pass through primary election mould to be printed
The most face view of pixel in the four sides view of type, retain a face view in model to be printed more than feature as basic side,
Then split from top to bottom according to row, odd-numbered line or even number line are selected in each row of segmentation, and pass through odd-numbered line
Or even number line will be transferred to 3D printer after model decomposition to be printed；Model to be printed is divided using odd-numbered line or even number line
Solution is lower by 50% than traditional bandwidth that model to be printed is integrally decomposed to transmission requirement, and builds each adjacent layer relative to corresponding base
This layer of additional information collection, to ensure that data will not lose, that is, on the basis of ensure that transmission bandwidth requirement is small, the effect of printing
It is unaffected.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the method flow diagram of the 3D model decomposition Method of printings of the present invention；
Fig. 2 is the method flow diagram for being about to be transferred to 3D printer after model decomposition to be printed according to demarcation of the present invention；
Fig. 3 is the theory diagram of the 3D printing system of the present invention.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
Fig. 1 is the method flow diagram of the 3D model decomposition Method of printings of the present invention.
Fig. 3 is the theory diagram of the 3D printing system of the present invention.
As shown in figures 1 and 3, a kind of 3D model decompositions Method of printing is present embodiments provided, it is related to host computer and 3D
Printer.
The 3D model decompositions Method of printing comprises the following steps：
Step S1, the most face view of pixel in the four sides view of model to be printed is divided into from top to bottom by host computer
N rows；
Step S2, selects odd-numbered line or even number line from N rows, and by odd-numbered line or even number line by model decomposition to be printed
After be transferred to 3D printer.
This programme is first by each face view of model to be printed（View includes front view, left and right side view and rearview）Cut
Take, selection includes the most view of pixel and carries out being divided into N rows, odd-numbered line or even number line is selected from N rows, and pass through odd number
Row or even number line choose model decomposition to be printed to the respective layer of odd-numbered line or even number line as corresponding Primary layer,
Simultaneously adjacent layer corresponding to a Primary layer is set according to same direction；Therefore, this programme remains the data transfer bandwidth of half,
It can effectively avoid each individual-layer data that distortion occurs in printing by odd-numbered line or even number line, ensure that data accuracy
While, make efficiency of transmission higher.
Fig. 2 is the method flow diagram for being about to be transferred to 3D printer after model decomposition to be printed according to demarcation of the present invention.
As shown in Fig. 2 3D will be transferred to after model decomposition to be printed by odd-numbered line or even number line in the step S2
The method of printer comprises the following steps：
The N rows that printer model divides according to view are resolved into n-layer by step S21, host computer, and form every layer of letter for needing to print
Breath collection, and n is the integer more than 2；And n=N, i.e. the number of plies and line number is corresponding, and slice width and line width are corresponding；
Step S22, host computer are chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while according to same
Adjacent layer corresponding to the Primary layer of direction setting one；
Step S23, the discrepancy of more each adjacent layer and corresponding Primary layer, and mark by coordinate system the coordinate bit of discrepancy
Put；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer.
Using the difference of Primary layer and other layers and Primary layer, so that the data after processing are less, only existing skill
The 50% of art scheme, therefore substantially reduce host computer and transmit to the time of 3D printer, meanwhile, 3D printer is above-mentioned in reading
During data, it is only necessary to read each Primary layer information, then read the additional information collection of each corresponding adjacent layer, you can composition is complete
The type information of this layer, therefore the read access time of information is shortened, therefore, operating efficiency is higher.
The host computer will be transferred to 3D printer by odd-numbered line or even number line method after model decomposition to be printed
It is further comprising the steps of：
Each adjacent layer is transmitted to 3D printer, 3D is beaten by step S24, host computer relative to the additional information collection of corresponding Primary layer
The printing number of plies of print machine is defined as Y；The initial value for setting Y is 1；And
Step S25,3D printer print Y layer models on the table according to Primary layer information and additional information collection control shower nozzle
After material object, Y=Y+1 is performed, until all layers of end of transmission；Specific determination methods include：Compare whether Y is more than n, be to sentence
Disconnected printing terminates, and otherwise returns to repeat step S25.
Also, the host computer will be transferred to 3D printer after model decomposition to be printed can also include step S26, i.e. institute
Stating host computer and 3D printer will be transmitted to 3D printing again by network connection, the host computer after the compressing file after decomposition
Machine；And decompressed after 3D printer reception compressed file.The host computer will be transmitted again after the compressing file after decomposition to
3D printer.Therefore the file of transmission is further reduced, and the speed locally decompressed is much larger than the speed of network transmission, therefore
Overall, the time-write interval has been saved.
The internetwork connection mode can use bluetooth, WiFi or RJ45 interfaces to be attached.
Embodiment 2
Fig. 2 is the theory diagram of the 3D printing system of the present invention.
On the basis of embodiment 1, the present embodiment 2 provides a kind of 3D printing system, including：
Host computer and 3D printer, wherein
The host computer is suitable to the most face view of pixel in the four sides view of model to be printed being divided into N from top to bottom
OK；Odd-numbered line or even number line are selected from N rows, and will be transferred to by odd-numbered line or even number line after model decomposition to be printed
3D printer.
This programme is first by each face view of model to be printed（View includes front view, left and right side view and rearview）Cut
Take, selection includes the most view of pixel and carries out being divided into N rows, odd-numbered line or even number line is selected from N rows, and pass through odd number
Row or even number line choose model decomposition to be printed to the respective layer of odd-numbered line or even number line as corresponding Primary layer,
Simultaneously adjacent layer corresponding to a Primary layer is set according to same direction；Therefore, this programme remains the data transfer bandwidth of half,
It can effectively avoid each individual-layer data that distortion occurs in printing by odd-numbered line or even number line, ensure that data accuracy
While, make efficiency of transmission higher.
The host computer will be transferred to 3D printer by odd-numbered line or even number line after model decomposition to be printed, i.e., described
The N rows that printer model divides according to view are resolved into n-layer by host computer, and form every layer of information collection for needing to print, and n is big
In 2 integer；
The host computer is chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while is set according to same direction
Adjacent layer corresponding to a fixed Primary layer；Compare discrepancy of each adjacent layer with corresponding Primary layer, and difference is marked by coordinate system
The coordinate position of point；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer；
The host computer transmits each adjacent layer to 3D printer relative to the additional information collection of corresponding Primary layer, by 3D printer
The printing number of plies be defined as Y；The initial value for setting Y is 1；
After 3D printer prints Y layer model material objects on the table according to Primary layer information and additional information collection control shower nozzle,
Y=Y+1 is performed, until all layers of end of transmission.
The present invention uses the difference of Primary layer and other layers and Primary layer, so that the data after processing are less, therefore
Host computer is substantially reduced to transmit to the time of 3D printer, meanwhile, 3D printer is when reading above-mentioned data, it is only necessary to reads
Each Primary layer information, then read the additional information collection of each corresponding adjacent layer, you can the type information of this complete layer of composition, because
This shortens the read access time of information, and therefore, operating efficiency is higher.
The host computer will transmit to 3D printer again after the compressing file after decomposition.Therefore transmission is further reduced
File, and the speed locally decompressed is much larger than the speed of network transmission, therefore overall, saved the time-write interval.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (7)
1. a kind of 3D model decompositions Method of printing, it is characterised in that comprise the following steps：
Step S1, the most face view of pixel in the four sides view of model to be printed is divided into from top to bottom by host computer
N rows；
Step S2, selects odd-numbered line or even number line from N rows, and by odd-numbered line or even number line by model decomposition to be printed
After be transferred to 3D printer.
2. 3D model decompositions Method of printing according to claim 1, it is characterised in that
The host computer is included the method that 3D printer is transferred to after model decomposition to be printed by odd-numbered line or even number line
Following steps：
The N rows that printer model divides according to view are resolved into n-layer by step S21, host computer, and form every layer of letter for needing to print
Breath collection, and n is the integer more than 2；
Step S22, host computer are chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while according to same side
To adjacent layer corresponding to one Primary layer of setting；
Step S23, the discrepancy of more each adjacent layer and corresponding Primary layer, and mark by coordinate system the coordinate bit of discrepancy
Put；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer.
3. 3D model decompositions Method of printing according to claim 2, it is characterised in that
The host computer is also wrapped the method that 3D printer is transferred to after model decomposition to be printed by odd-numbered line or even number line
Include following steps：
Each adjacent layer is transmitted to 3D printer, 3D is beaten by step S24, host computer relative to the additional information collection of corresponding Primary layer
The printing number of plies of print machine is defined as Y；The initial value for setting Y is 1；And
Step S25,3D printer print Y layer models on the table according to Primary layer information and additional information collection control shower nozzle
After material object, Y=Y+1 is performed, until all layers of end of transmission.
4. 3D model decompositions Method of printing according to claim 3, it is characterised in that the host computer leads to 3D printer
Cross network connection.
5. 3D model decompositions Method of printing according to claim 4, it is characterised in that the host computer is by the text after decomposition
Transmitted again to 3D printer after part compression.
A kind of 6. 3D printing system, it is characterised in that including：
Host computer and 3D printer, wherein
The host computer is suitable to the most face view of pixel in the four sides view of model to be printed being divided into N from top to bottom
OK；
Odd-numbered line or even number line are selected from N rows, and will be transmitted by odd-numbered line or even number line after model decomposition to be printed
To 3D printer.
7. 3D printing system according to claim 6, it is characterised in that
The host computer will be transferred to 3D printer by odd-numbered line or even number line after model decomposition to be printed, i.e.,
The N rows that printer model divides according to view are resolved into n-layer by the host computer, and form every layer of information for needing to print
Collection, and n is the integer more than 2；
The host computer is chosen to the respective layer of odd-numbered line or even number line as corresponding Primary layer, while is set according to same direction
Adjacent layer corresponding to a fixed Primary layer；
Compare discrepancy of each adjacent layer with corresponding Primary layer, and the coordinate position of discrepancy is marked by coordinate system；Wherein
Discrepancy more than Primary layer is marked before coordinate with "+", and the discrepancy fewer than Primary layer is marked before coordinate with "-",
To form additional information collection of each adjacent layer relative to corresponding Primary layer；
The host computer transmits each adjacent layer to 3D printer relative to the additional information collection of corresponding Primary layer, by 3D printer
The printing number of plies be defined as Y；The initial value for setting Y is 1；
After 3D printer prints Y layer model material objects on the table according to Primary layer information and additional information collection control shower nozzle,
Y=Y+1 is performed, until all layers of end of transmission.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710925984.8A CN107745524A (en) | 2017-10-05 | 2017-10-05 | 3D model decompositions Method of printing and efficient 3D printing system |
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| CN201710925984.8A CN107745524A (en) | 2017-10-05 | 2017-10-05 | 3D model decompositions Method of printing and efficient 3D printing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109760305A (en) * | 2019-02-19 | 2019-05-17 | 杭州志英科技有限公司 | Large scale 3D micro-nano print control program based on femtosecond laser, model slice method and device |
| CN112008074A (en) * | 2020-09-03 | 2020-12-01 | 苏州复浩三维科技有限公司 | 3D printing method and device applied to metal material |
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| KR20160100721A (en) * | 2015-02-16 | 2016-08-24 | 한국전자통신연구원 | Method and apparatus for outputting model which is beyond output range |
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| KR20160100721A (en) * | 2015-02-16 | 2016-08-24 | 한국전자통신연구원 | Method and apparatus for outputting model which is beyond output range |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109760305A (en) * | 2019-02-19 | 2019-05-17 | 杭州志英科技有限公司 | Large scale 3D micro-nano print control program based on femtosecond laser, model slice method and device |
| CN112008074A (en) * | 2020-09-03 | 2020-12-01 | 苏州复浩三维科技有限公司 | 3D printing method and device applied to metal material |
| CN112008074B (en) * | 2020-09-03 | 2021-04-30 | 苏州复浩三维科技有限公司 | 3D printing method and device applied to metal material |
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Application publication date: 20180302 |