CN104210110B - 3D prints householder method, device and 3D printing device - Google Patents
3D prints householder method, device and 3D printing device Download PDFInfo
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- CN104210110B CN104210110B CN201410474606.9A CN201410474606A CN104210110B CN 104210110 B CN104210110 B CN 104210110B CN 201410474606 A CN201410474606 A CN 201410474606A CN 104210110 B CN104210110 B CN 104210110B
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Abstract
The embodiment of the present application discloses that a kind of 3D prints householder method, 3D prints auxiliary device and 3D printing device, and described method includes: obtain floated in print procedure in a support liquid by print object in the sports tendency information of vertical direction；The density of described support liquid is regulated according to described sports tendency information, corresponding with described sports tendency information described by the sports tendency of print object in order to eliminate.The technical scheme of the embodiment of the present application is offset in print procedure by the density of regulation support liquid and is eliminated with the sports tendency by print object vertical direction of described support liquid completely, to keep being fixed by the position of print object described in print procedure by described support liquid as far as possible, it is ensured that end product quality.
Description
Technical field
The application relates to 3D printing technique, particularly relates to a kind of 3D and prints householder method, dress
Put and 3D printing device.
Background technology
Existing consumer level three-dimensional (Three Dimension is called for short 3D) printer, typically
The printing according to object on a work platforms that generally can lift is passed through in print procedure
The design of model file is in layer formed by print object.Wherein, some are not easy into
Type, easily subside or the molding position that easily snaps off, typically can be by for these molding positions
Position prints extra supporting construction and supports, but prints supporting construction meeting itself
Take the time-write interval, consume printed material, even and if complete rear cutout except supporting construction in printing,
Or some joint seam traces can be left, affect the outward appearance of final molding article.
Summary of the invention
The purpose that the embodiment of the present application is possible is: provide a kind of 3D to print auxiliary technical solutions.
First aspect, a possible embodiment of the application provides a kind of 3D and prints auxiliary
Method, including:
Obtain in print procedure and float in a support liquid by print object at vertical direction
Sports tendency information；
The density of described support liquid is regulated, in order to eliminate and institute according to described sports tendency information
State corresponding described by the sports tendency of print object of sports tendency information.
Second aspect, a possible embodiment of the application provides a kind of 3D and prints auxiliary
Device, including:
Data obtaining module, is beaten for obtaining floated in print procedure in a support liquid
Print object is in the sports tendency information of vertical direction；
Auto-regulating System of Density of Heavy Medium module, for regulating described support liquid according to described sports tendency information
Density, corresponding with described sports tendency information described is inclined by the motion of print object in order to eliminate
To.
The third aspect, a possible embodiment of the application provides a kind of 3D printing device,
Auxiliary device is printed including above-mentioned 3D.
The density that at least one embodiment of the embodiment of the present application supports liquid by regulation is come
Offset in print procedure completely with the motion by print object vertical direction of described support liquid
Tendency, to keep described in print procedure by print object by described support liquid as far as possible
Position is fixed, it is ensured that end product quality.
Accompanying drawing explanation
Fig. 1 is the flow chart of a kind of 3D printing householder method of the embodiment of the present application；
Fig. 2 is the application scenarios of a kind of 3D printing householder method of the embodiment of the present application；
Fig. 3 is the structural schematic block diagram of a kind of 3D printing auxiliary device of the embodiment of the present application；
Fig. 4 a-4c is that the structure of other three kinds of 3D printing auxiliary device of the embodiment of the present application is shown
Meaning block diagram；
Fig. 5 is the structural schematic block diagram of a kind of 3D printing device of the embodiment of the present application.
Detailed description of the invention
Below in conjunction with the accompanying drawings (label identical in some accompanying drawings represent identical element) and implement
Example, is described in further detail the detailed description of the invention of the application.Following example are used for
Bright the application, but it is not limited to scope of the present application.
Only it will be understood by those skilled in the art that terms such as " first ", " second " in the application
For distinguishing different step, equipment or module etc., neither represent any particular technology implication, also
Do not indicate that the inevitable logical order between them.
Inventors herein have recognized that, use support liquid to support quilt in 3D print procedure
Printing objects, to described uniform, soft by the support of print object, and can be at least part of
Remove the printing of supporting construction from, save printed material and time-write interval, the matter of printout simultaneously
Amount is more preferably；And now it is in floating or suspended state by print object, therefore in print procedure
Printing surface can be changed at any time to print, decrease 3D printing device to printing body form
Restriction.But, in print procedure, printing head can apply pressure to printed material, when
When printing head in working order and switches between halted state, by print object in described support
The stress balance of vertical direction and being stably broken in liquid, just cannot be in institute by print object
State in support liquid and keep resting state.Therefore, the embodiment of the present application provides following multiple
Embodiment, solves or at least partly solves the problems referred to above.
In the embodiment of the present application explained below, described " by print object " is to print at 3D
During the part that printed of object to be printed.
As it is shown in figure 1, a kind of possible embodiment of the embodiment of the present application provides a kind of 3D
Print householder method, including:
S110 obtains in print procedure and floats in a support liquid by print object vertically
The sports tendency information in direction；
S120 regulates the density of described support liquid according to described sports tendency information, in order to disappear
Except corresponding with described sports tendency information described by the sports tendency of print object.
In the present embodiment, as in figure 2 it is shown, described printed at 3D by print object 201
During be at least partially immersed in described support liquid 202, described support liquid 202 leads to
Cross the described buoyancy F applied by print object described by the gravity G of print object to offset
And printing head 203 in working order time to described by printing objects 201 apply downward
Pressure T, to the described effect being played flexible support by print object 201.
For example, the 3D that the present invention provides prints the auxiliary device execution as the present embodiment
Main body, performs S110 and S120.Specifically, described 3D printing auxiliary device can be with soft
The mode of part, hardware or software and hardware combining is arranged on 3D printing device.
The density that at least one embodiment of the embodiment of the present application supports liquid by regulation is come
Offset in print procedure completely with the motion by print object vertical direction of described support liquid
Tendency, to keep described in print procedure by print object by described support liquid as far as possible
Position is fixed, it is ensured that end product quality.
Each step of the embodiment of the present application is further illustrated by embodiments below:
S110 obtains in print procedure and floats in a support liquid by print object vertically
The sports tendency information in direction.
In the embodiment of the present application, described floating by print object or be suspended in described support liquid
In.Those skilled in the art it can be seen that in the present embodiment, are beaten to keep described
Print object is in described floating state, and the density of described support liquid needs to be printed more than described
The density of object；If keeping described to be in described suspended state by print object, then need
The density of described support liquid is with described by the equal density of print object.Additionally, this area skill
Art personnel are it is recognised that described support liquid is immiscible by print object with described.
In the embodiment of the present application, described sports tendency information is for making described to be existed by print object
There is on vertical direction the information of sports tendency.
In a kind of possible embodiment, described sports tendency information includes:
Duty change information to the described printing head printed by print object.
Owing to being had an effect straight down to described by print object when printing head works
Power T, therefore, when the duty of printing head changes, described is subject to by print object
To the power of vertical direction can change.Therefore, in the present embodiment, beaten by described
The duty change information of print shower nozzle characterizes described by the sports tendency of print object.
In the present embodiment, described duty change information includes: by active state
For the state of quitting work, it is changed into duty by the state of quitting work.
In other possible embodiment of the embodiment of the present application, the work shape of described printing head
State is likely to be divided into multiple, and the most described duty change information is it is also possible to be included in difference
Duty between transition information.
In a kind of possible embodiment, set up and the described model literary composition corresponding by print object
The information corresponding with described duty change information can be included, therefore, one during part information
Planting in possible embodiment, the method obtaining described duty change information can be:
According to the described work by printing head described in the model file acquisition of information of print object
State change information.
In alternatively possible embodiment, it is also possible to by a detection equipment Real-time Collection institute
State the duty change information of printing head.
In alternatively possible embodiment, can be become by the stress of print object by described
Change information characterizes described by the sports tendency of print object.Therefore, in the present embodiment,
Described sports tendency information includes: described by the stress change information of print object.
In a kind of possible embodiment, can described by the one of print object upward
One surface 201a, and the place of the second surface 201b that down is respectively provided with one first pressure
Sensing unit and one second pressure sensitive unit, for detecting described first surface 201a respectively
Pressure to described first pressure sensitive unit, and described second surface 201b is to described
The pressure of two pressure sensitive units.In general, be there is no vertical direction described by print object
On sports tendency time, the pressure that described first and second pressure sensitive units obtain is essentially
Zero.And when the described sports tendency being had vertical direction by print object, described first or second
The pressure that pressure sensitive unit obtains can increase.Therefore, it can according to this pressure obtain described in be subject to
Power change information.
S120 regulates the density of described support liquid according to described sports tendency information, in order to disappear
Except corresponding with described sports tendency information described by the sports tendency of print object.
In a kind of possible embodiment, can by regulate described support liquid solvent and
The ratio of solute regulates the density of described support liquid.
For example, it is possible to increase density by increasing solute, increase solvent and reduce density.This
Time, when the capacity of described support liquid is more than a setting threshold value, it is also possible to described by reclaiming
Support liquid being separated by solvent with solute to recycle.
In the embodiment that other are possible, such as, at described support liquid for being substantially saturated
Solution time, it is also possible to by change described support liquid temperature change described support liquid
Density, such as, increase temperature so that dissolve the solute in described solvent more, otherwise,
Reduce temperature so that the solute in described solvent tails off.
In a kind of possible embodiment, described step S120 is believed according to described sports tendency
When breath regulates the density of described support liquid, first can determine institute according to described sports tendency information
State the Auto-regulating System of Density of Heavy Medium amount supporting liquid；
The density of described support liquid is regulated further according to described Auto-regulating System of Density of Heavy Medium amount.
In alternatively possible embodiment, such as, can not accurately obtain described density at some
Under the occasion of regulated quantity, by manner below, the density of described support liquid can be adjusted
Joint:
According to described sports tendency information progressively regulate described support liquid density until with tune
Sports tendency corresponding to described sports tendency information after joint eliminates.
In the present embodiment, can be entered by the most a small amount of density to described support liquid
Row regulation, often regulates once, all goes to obtain the most described sports tendency information, sees the fortune of correspondence
Whether dynamic tendency can be eliminated, if it is not, continue regulation, until eliminating described motion
Tendency.
It will be understood by those skilled in the art that the said method in the application detailed description of the invention
In, the sequence number size of each step is not meant to the priority of execution sequence, and the execution of each step is suitable
Sequence should determine with its function and internal logic, and should be to the enforcement of the application detailed description of the invention
Process constitutes any restriction.
As it is shown on figure 3, a kind of possible embodiment of the embodiment of the present application provides a kind of 3D
Print auxiliary device 300, including:
Data obtaining module 310, for obtaining floated in print procedure in a support liquid
By print object in the sports tendency information of vertical direction；
Auto-regulating System of Density of Heavy Medium module 320, for regulating described support liquid according to described sports tendency information
The density of body, corresponding with described sports tendency information described by the fortune of print object in order to eliminate
Dynamic tendency.
In the present embodiment, as in figure 2 it is shown, described printed at 3D by print object 201
During be at least partially immersed in described support liquid 202, described support liquid 202 leads to
Cross the described buoyancy F applied by print object described by the gravity G of print object to offset
And printing head 203 in working order time to described by printing objects 201 apply downward
Pressure T, to the described effect being played flexible support by print object 201.
As seen from Figure 2, in order to avoid single printing head 203 to described by print object
201 active forces when print make without the described center of gravity by print object 201
Described by print object 201 moment unbalance, therefore, it can by multiple printing heads 203
Printed by print object 201 described so that it is make a concerted effort to realize moment through center of gravity and put down
Weighing apparatus.Certainly, one or more in the plurality of printing head 203 can also not printed
Printed material, and only play equalising torque together with printing the printing head of described printed material
Effect.
The density that at least one embodiment of the embodiment of the present application supports liquid by regulation is come
Offset in print procedure completely with the motion by print object vertical direction of described support liquid
Tendency, to keep described in print procedure by print object by described support liquid as far as possible
Position is fixed, it is ensured that end product quality.
Each module of the embodiment of the present application is further illustrated by embodiments below.
In the embodiment of the present application, described sports tendency information is for making described to be existed by print object
There is on vertical direction the information of sports tendency.
In a kind of possible embodiment, described sports tendency information includes:
Duty change information to the described printing head printed by print object.
Owing to being had an effect straight down to described by print object when printing head works
Power T, therefore, when the duty of printing head changes, described is subject to by print object
To the power of vertical direction can change.Therefore, in the present embodiment, beaten by described
The duty change information of print shower nozzle characterizes described by the sports tendency of print object.
In the present embodiment, described duty change information includes: by active state
For the state of quitting work, it is changed into duty by the state of quitting work.
In other possible embodiment of the embodiment of the present application, the work shape of described printing head
State is likely to be divided into multiple, and the most described duty change information is it is also possible to be included in difference
Duty between transition information.
As shown in fig. 4 a, in a kind of possible embodiment, described data obtaining module 310
Including:
First information acquiring unit 311, for being believed by the model file of print object according to described
Breath obtains the duty change information of described printing head.
In the present embodiment, described first information acquiring unit 311 can be such as an information
Reading device, is used for reading described duty change information.Or, it is also possible to it is a communication
Device, for obtaining described duty change information from an external module.
As shown in Figure 4 b, in alternatively possible embodiment, described data obtaining module
310 include:
Second information acquisition unit 312, for gathering the duty change of described printing head
Information.
In a kind of possible embodiment, described second information acquisition unit 312 can include
One imageing sensor, for gathering the image of described printing head；Can also include at an image
Reason device, for obtaining described duty change information according to the image of described collection.
In alternatively possible embodiment, can be become by the stress of print object by described
Change information characterizes described by the sports tendency of print object.Therefore, in the present embodiment,
Described sports tendency information includes: described by the stress change information of print object.
As illustrated in fig. 4 c, in the present embodiment, described data obtaining module 310 includes:
3rd data obtaining module 313, described by the stress change letter of print object for obtaining
Breath.
As depicted in figs. 1 and 2 described in embodiment, described 3rd data obtaining module 313
One or more pressure transducer can be included, be used for obtaining described stress change information.Specifically
See record corresponding in Fig. 1 and embodiment illustrated in fig. 2.
As shown in fig. 4 a, in a kind of possible embodiment, described Auto-regulating System of Density of Heavy Medium module 320
Including:
Regulated quantity determines unit 321, for determining described support according to described sports tendency information
The Auto-regulating System of Density of Heavy Medium amount of liquid；
First Auto-regulating System of Density of Heavy Medium unit 322, for regulating described support according to described Auto-regulating System of Density of Heavy Medium amount
The density of liquid.
In the present embodiment, the function of described first Auto-regulating System of Density of Heavy Medium unit 322 can be by following
Described regulation performance element 324 realizes.
As illustrated in fig. 4 c, in alternatively possible embodiment, described Auto-regulating System of Density of Heavy Medium module
320 include:
Second Auto-regulating System of Density of Heavy Medium unit 323, progressively regulates described according to described sports tendency information
The density of support liquid is until the sports tendency corresponding with the described sports tendency information after regulation disappears
Remove.
In the present embodiment, described second Auto-regulating System of Density of Heavy Medium unit 323 is close to described support liquid
The regulation of degree can be realized by regulation performance element 324 described below.
In the present embodiment, described second Auto-regulating System of Density of Heavy Medium unit 323 can be by the most a small amount of
The density to described support liquid be adjusted, often regulate once, all go to obtain described
Sports tendency information, sees whether the sports tendency of correspondence can be eliminated, if it is not, continue
Continuous regulation, until eliminating described sports tendency.
As shown in Figure 4 b, in a kind of possible embodiment, described Auto-regulating System of Density of Heavy Medium module 320
Including:
Regulation performance element 324, for by regulating solvent and solute in described support liquid
Ratio regulates the density of described support liquid.
In a kind of possible embodiment, described regulation performance element 324 may include that molten
Matter adds structure and solvent adds structure, increases density by increasing solute, increases solvent
Reduce density.Now, when the capacity of described support liquid is more than a setting threshold value, it is also possible to
Reclaim described support liquid by a recovery structure and separate to circulate with solute by solvent and make
With.
In the embodiment that other are possible, such as, at described support liquid for being substantially saturated
Solution time, described regulation performance element 324 can also be a temperature regulator devices, by changing
Become the temperature of described support liquid to change the density of described support liquid, such as, increase temperature,
Make to dissolve the solute in described solvent more, otherwise, reduce temperature so that described solvent
In solute tail off.
In the embodiment of the present application, each module, the functional realiey further description of unit see Fig. 1
Description with corresponding in embodiment illustrated in fig. 2, repeats no more here.
As it is shown in figure 5, the embodiment of the present application is a kind of possible embodiment further provides one
3D printing device 500, beats including at least one the described 3D in Fig. 3, Fig. 4 a-4c
Print auxiliary device 510.
Those of ordinary skill in the art are it is to be appreciated that combine the embodiments described herein and retouch
The unit of each example stated and method step, it is possible to electronic hardware or computer software and
Being implemented in combination in of electronic hardware.These functions perform with hardware or software mode actually,
Depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can be to often
Individual specifically should being used for uses different methods to realize described function, but this realization is not
It is considered as beyond scope of the present application.
If described function realizes and as independent product pin using the form of SFU software functional unit
When selling or use, can be stored in a computer read/write memory medium.Based on such
Understand, part that prior art is contributed by the technical scheme of the application the most in other words or
The part of this technical scheme of person can embody with the form of software product, this computer software
Product is stored in a storage medium, including some instructions with so that a computer equipment
(can be personal computer, server, or the network equipment etc.) performs the application, and each is real
Execute all or part of step of method described in example.And aforesaid storage medium includes: USB flash disk, shifting
Dynamic hard disk, read only memory (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
Embodiment of above is merely to illustrate the application, and not restriction to the application, relevant
The those of ordinary skill of technical field, in the case of without departing from spirit and scope,
Can also make a variety of changes and modification, the technical scheme of the most all equivalents falls within the application
Category, the scope of patent protection of the application should be defined by the claims.
Claims (17)
1. a 3D prints householder method, it is characterised in that including:
Obtain in print procedure and float in a support liquid by print object at vertical direction
Sports tendency information；
The density of described support liquid is regulated, in order to eliminate and institute according to described sports tendency information
State corresponding described by the sports tendency of print object of sports tendency information.
2. the method for claim 1, it is characterised in that described sports tendency information
Including:
Duty change information to the described printing head printed by print object.
3. method as claimed in claim 2, it is characterised in that obtain described sports tendency
Information includes:
According to the described work by printing head described in the model file acquisition of information of print object
State change information.
4. method as claimed in claim 2, it is characterised in that obtain described sports tendency
Information includes:
Gather the duty change information of described printing head.
5. the method for claim 1, it is characterised in that described sports tendency information
Including:
Described by the stress change information of print object.
6. the method for claim 1, it is characterised in that the described support of described regulation
The density of liquid includes:
Regulate solvent and the ratio of solute in described support liquid.
7. the method for claim 1, it is characterised in that described according to described motion
Trend information regulates the density of described support liquid and includes:
The Auto-regulating System of Density of Heavy Medium amount of described support liquid is determined according to described sports tendency information；
The density of described support liquid is regulated according to described Auto-regulating System of Density of Heavy Medium amount.
8. the method for claim 1, it is characterised in that described according to described motion
Trend information regulates the density of described support liquid and includes:
According to described sports tendency information progressively regulate described support liquid density until with tune
Sports tendency corresponding to described sports tendency information after joint eliminates.
9. a 3D prints auxiliary device, it is characterised in that including:
Data obtaining module, is beaten for obtaining floated in print procedure in a support liquid
Print object is in the sports tendency information of vertical direction；
Auto-regulating System of Density of Heavy Medium module, for regulating described support liquid according to described sports tendency information
Density, corresponding with described sports tendency information described is inclined by the motion of print object in order to eliminate
To.
10. device as claimed in claim 9, it is characterised in that described sports tendency information
Including:
Duty change information to the described printing head printed by print object.
11. devices as claimed in claim 10, it is characterised in that described acquisition of information mould
Block includes:
First information acquiring unit, for being obtained by the model file information of print object according to described
Take the duty change information of described printing head.
12. devices as claimed in claim 10, it is characterised in that described acquisition of information mould
Block includes:
Second information acquisition unit, for gathering the duty change letter of described printing head
Breath.
13. devices as claimed in claim 9, it is characterised in that described sports tendency information
Including:
Described by the stress change information of print object；
Described data obtaining module includes:
3rd data obtaining module, described by the stress change information of print object for obtaining.
14. devices as claimed in claim 9, it is characterised in that described Auto-regulating System of Density of Heavy Medium module
Including:
Regulation performance element, for by regulating solvent and the ratio of solute in described support liquid
Regulate the density of described support liquid.
15. devices as claimed in claim 9, it is characterised in that described Auto-regulating System of Density of Heavy Medium module
Including:
Regulated quantity determines unit, for determining described support liquid according to described sports tendency information
Auto-regulating System of Density of Heavy Medium amount；
First Auto-regulating System of Density of Heavy Medium unit, for regulating described support liquid according to described Auto-regulating System of Density of Heavy Medium amount
Density.
16. devices as claimed in claim 9, it is characterised in that described Auto-regulating System of Density of Heavy Medium module
Including:
Second Auto-regulating System of Density of Heavy Medium unit, progressively regulates described support liquid according to described sports tendency information
The density of body is until the sports tendency corresponding with the described sports tendency information after regulation eliminates.
17. 1 kinds of 3D printing devices, it is characterised in that include in claim 9 to 16
3D described in any one prints auxiliary device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474606.9A CN104210110B (en) | 2014-09-17 | 2014-09-17 | 3D prints householder method, device and 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410474606.9A CN104210110B (en) | 2014-09-17 | 2014-09-17 | 3D prints householder method, device and 3D printing device |
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| CN104210110A CN104210110A (en) | 2014-12-17 |
| CN104210110B true CN104210110B (en) | 2016-10-05 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10889059B2 (en) | 2014-01-16 | 2021-01-12 | Hewlett-Packard Development Company, L.P. | Generating three-dimensional objects |
| KR20160098429A (en) | 2014-01-16 | 2016-08-18 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | Generating three-dimensional objects |
| EP3094469B1 (en) | 2014-01-16 | 2019-11-13 | Hewlett-Packard Development Company, L.P. | Generating a three-dimensional object |
| WO2017071762A1 (en) * | 2015-10-29 | 2017-05-04 | Hewlett-Packard Development Company, L.P. | Three-dimensional part production |
| CN108147448A (en) * | 2017-11-21 | 2018-06-12 | 中国人民解放军陆军工程大学 | Material forming method suitable for 3D printing technology |
| CN108145972B (en) * | 2018-02-07 | 2023-06-13 | 中国科学院福建物质结构研究所 | Automatic pre-correction device and method for 3D printing earlier stage and 3D printing system |
| CN110509558A (en) * | 2019-08-06 | 2019-11-29 | 昆明学院 | A kind of 3D printer for making to support with saturation NaCl solution |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE69221212T2 (en) * | 1991-05-22 | 1998-01-22 | Plata Ltd Co | Process for the containerless treatment of materials in a state of compensated gravity and device therefor |
| DE19948591A1 (en) * | 1999-10-08 | 2001-04-19 | Generis Gmbh | Rapid prototyping method and device |
| CN100395098C (en) * | 2005-09-16 | 2008-06-18 | 上海电力学院 | Three-dimensional printing formation unit and method |
| CN103358552B (en) * | 2013-07-30 | 2015-09-30 | 珠海天威飞马打印耗材有限公司 | Three-dimensional modeling Method of printing |
| CN104210109B (en) * | 2014-09-17 | 2016-10-05 | 北京智谷技术服务有限公司 | 3D prints householder method, device and 3D printing device |
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