CN109500394A - A method of promoting 3D printing efficiency - Google Patents
A method of promoting 3D printing efficiency Download PDFInfo
- Publication number
- CN109500394A CN109500394A CN201811199514.9A CN201811199514A CN109500394A CN 109500394 A CN109500394 A CN 109500394A CN 201811199514 A CN201811199514 A CN 201811199514A CN 109500394 A CN109500394 A CN 109500394A
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- printed
- plate
- printing
- shape
- lower support
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
Abstract
The invention discloses a kind of methods for promoting 3D printing efficiency, are related to 3D printing technique field.To solve the long because of early-stage preparations and post-processing time of existing metal 3D printing, lead to the problem that printing effect is relatively low.This method comprises: determination is used to support the lower support that the bracket of device to be printed includes, and the shape for the plate being arranged in lower support according to the forming dimension of the weight of device to be printed and printing device；According to the size of device to be printed, the shape of lower support and the size of bottom plate determine the quantity that device to be printed is arranged on bottom plate；According to the height of device to be printed, the height of the forming of the thickness and printing device of plate determines that the number of plies of device to be printed is arranged in printing device；According to the quantity that device to be printed on bottom plate is arranged in, the number of plies of the shape of lower support, the thickness of plate and device to be printed prints device to be printed.
Description
Technical field
The present invention relates to 3D printing technique fields, more particularly relate to a kind of method for promoting 3D printing efficiency.
Background technique
3D printing technique is also referred to as increases material manufacturing technology, belongs to one kind of rapid shaping technique.It is one kind with mathematical model
Based on file, by the way that software hierarchy is discrete and numerical control molding system, a series of two-dimentional moulds are converted by complicated threedimensional model
Type can by powdery metal or plastic etc. in the way of laser beam, hot melt nozzle etc. under conditions of not using mold and tool
Jointing material carries out successively accumulation and coheres superposition molding, produces the technology of almost arbitrarily complicated components.
Metal parts product has many advantages, such as that its high mechanical properties, Practical significance are big, is widely answered in manufacturing industry
With.Therefore metal 3D printing has increasingly consequence in manufacturing industry.3D printing is to solve complex parts manufacture, is shortened
Production cycle reduces production cost, saves the effective way of raw material etc..
During 3D printing, metal aoxidizes, is mixed into other impurities in order to prevent, influences the printing precision and performance of part,
Print procedure generally all carries out under inert gas protection.Other than the printing process of drip molding, the beam worker of printing device
Sequence has very much, mainly includes three parts: first, powder bed prepares: sieve powder, substrate leveling, powder bed arrangement, powder amount are adjusted, probably
Need 3 hours；Second, equipment prepares: vacuumizing, electrically preparation, beam alignment, bottom plate heating, probably needs are 2 small
When；Third, cooling are come out of the stove: being come out of the stove after natural cooling, probably needed 8 hours.Every time for completing a furnace at least needs 12
Hour, since the whole cycle time of printing is long, cause the production efficiency of 3D printing lower.
In conclusion metal 3D printing causes to print small part efficiency phase because early-stage preparations and post-processing time are long
Compare lower problem.
Summary of the invention
The embodiment of the present invention provides a kind of method for promoting 3D printing efficiency, to solve existing metal 3D printing because of before
Phase prepares and the post-processing time is long, leads to print small part efficiency comparing lower problem.
The embodiment of the present invention provides a kind of method for promoting 3D printing efficiency, comprising:
According to the forming dimension of the weight of device to be printed and printing device, determination is used to support the device to be printed
The lower support that bracket includes, and the shape of plate being arranged in the lower support；
According to the size of device to be printed, the shape of the lower support and the size of bottom plate determine and are arranged on the bottom plate
The quantity of the device to be printed；Wherein, the bottom plate is located at the top device to be printed below for being arranged, adjacent
The distance between the device to be printed it is identical；
According to the height of the device to be printed, the height of the forming of the thickness of the plate and the printing device,
Determine that the number of plies of the device to be printed is arranged in the printing device；
According to the quantity that the device to be printed on the bottom plate is arranged in, between the adjacent device to be printed away from
From, the shape of the lower support, the number of plies printing device to be printed of the thickness of the plate and device to be printed.
Preferably, the shaping form of the printing device includes rectangle and circle；
When the shaping form of the printing device is round, the shape of the plate is also round, and the plate
Diameter than the printing device diameter at least below 1mm；Or
When the shaping form of the printing device is rectangle, the length and width of the plate is at least set than the printing
The small 1mm of standby length and width.
Preferably, the thickness of the plate is between 1mm or so, and the plate is engraved structure；
The shape of hollow-out part is square, rectangle, diamond shape, round, the combination of one or more of triangle.
Preferably, the lower support includes multiple supporting legs and connecting plate；
It is fixed together between the two neighboring supporting leg by the connecting plate, and the upper surface of supporting leg is provided with
Groove；
The cross section of the supporting leg is rectangle, one of circle；The supporting leg connects with the connecting plate lower surface
The face of touching is arc surface.
Preferably, multiple connecting plates, which successively join end to end, forms upper plate, and institute is arranged in the surrounding of the upper plate and center
State supporting leg；
The upper plane of the upper plate is in contact with the lower plane of the plate.
Preferably, the quantity of the supporting leg is according to the side length of the plate and the continuous thawing length of the printing device
It determines.
The embodiment of the present invention provides a kind of method for promoting 3D printing efficiency, comprising: according to the weight of device to be printed and
The forming dimension of printing device determines and is used to support the lower support that the bracket of the device to be printed includes, and is arranged in institute
State the shape of the plate in lower support；According to the size of device to be printed, the shape of the lower support and the size of bottom plate are determined
The quantity of the device to be printed is set on the bottom plate；Wherein, the bottom plate is for being arranged positioned at top below described
Device to be printed, the distance between adjacent described device to be printed are identical；It is described flat according to the height of the device to be printed
The height of the forming of the thickness of plate and the printing device determines that the layer of the device to be printed is arranged in the printing device
Number；According to the quantity that the device to be printed on the bottom plate is arranged in, the distance between adjacent described device to be printed, institute
State the shape of lower support, the number of plies printing device to be printed of the thickness of the plate and device to be printed.Pass through the party
The Method of printing that method provides, device to be printed and bracket are printed together, are formed multilayer printing type, are set to reduce printing
The number of standby preparatory process reduces the manpower duplication of labour and production cost, improves printing effect；Further, bracket
It is relatively simple for structure, it is the same to can satisfy a furnace part print quality, improves part consistency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of method flow schematic diagram for promoting 3D printing efficiency provided in an embodiment of the present invention；
Fig. 2 is supporting structure schematic diagram provided in an embodiment of the present invention；
Fig. 3 is lower support structure schematic diagram provided in an embodiment of the present invention；
Fig. 4 is slab construction schematic diagram provided in an embodiment of the present invention；
Fig. 5 is the acetabular cup print result schematic diagram that the embodiment of the present invention one provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 illustratively shows a kind of method flow schematic diagram of promotion 3D printing efficiency of inventive embodiments offer,
This method can at least be applied in 3D printing field.
As shown in Figure 1, this method mainly comprises the steps that
Step 101, it according to the forming dimension of the weight of device to be printed and printing device, determines described in being used to support wait beat
The lower support that the bracket of device includes is printed, and the shape for the plate being arranged in the lower support；
Step 102, according to the size of device to be printed, the shape of the lower support and the size of bottom plate, the bottom is determined
The quantity of the device to be printed is set on plate；Wherein, the bottom plate is for being arranged positioned at top below described to be printed
Device, the distance between adjacent described device to be printed are identical；
Step 103, according to the height of the device to be printed, the forming of the thickness of the plate and the printing device
Height, determine that the number of plies of the device to be printed is arranged in the printing device；
Step 104, according to the quantity that the device to be printed on the bottom plate is arranged in, the adjacent device to be printed
The distance between, the number of plies printing of the shape of the lower support, the thickness of the plate and device to be printed is described to be printed
Device.
Fig. 2 is supporting structure schematic diagram provided in an embodiment of the present invention, and Fig. 3 is lower support knot provided in an embodiment of the present invention
Structure schematic diagram, Fig. 4 are slab construction schematic diagram provided in an embodiment of the present invention, are discussed in detail below in conjunction with Fig. 2, Fig. 3 and Fig. 4
The method provided in an embodiment of the present invention for promoting 3D printing efficiency.
In embodiments of the present invention, a kind of bracket that can be printed together with device to be printed is mainly provided, due to branch
The geomery of frame can be matched with the shaping form of printing device, and bracket can be stacked in printing device internal layer and be set,
So as to which device to be printed to be placed sequentially on bracket, by printing device to be printed and branch simultaneously in printing device
Frame, one layer of device to be printed can only be placed by solving in existing printing device, lead to time taking problem.
Specifically, as shown in Fig. 2, bracket provided in an embodiment of the present invention mainly includes lower support and is arranged in lower support
Plate.In practical applications, the formation of bracket and the shaping form of printing device match, i.e., when the forming shape of printing device
When shape is round, then the shape of bracket is circle；When the shaping form of printing device is rectangle, then the shape of bracket is square
Shape.
It should be noted that since bracket is arranged in printing device, then the shape for the plate for including when bracket is
When round, then the circular diameter is than the minimum diameter of printing device at least below 1mm；When the shape for the plate that bracket includes is
When rectangle, then the length and width of rectangle should be less than the length and width of printing device, and at least should be less than 1mm.
As shown in figure 3, lower support includes multiple supporting legs and connecting plate, multiple connecting plates successively join end to end on composition
Plate has been located at supporting leg in the surrounding of upper plate and center.In practical applications, the effect of supporting leg is on the one hand in support
The plate of layer setting, be on the other hand in order to by the heat transfer in print procedure to processing platform, avoid heat aggregation and
Caused deformation.
In practical applications, the height of bracket, which should be higher than, is arranged in same layer part to be printed with maximum height
The height of part to be printed, generally should be higher than that 1~2mm.
In embodiments of the present invention, the side length and printing device of the quantity of supporting leg and the plate being arranged in lower support permit
Perhaps continuous melting length is related, and the quantity of supporting leg can be determined by following equation:
The continuous melting length (round numbers part)+1 that struts number=upper plate side length/equipment allows
In practical applications, when the shape of bracket is rectangle, the supporting leg of surrounding is set and positioned at four kinds of centres
It between supporting leg, is connected by connecting plate.
In order to ensure the full-size in each tangent plane is no more than the continuous melting length allowed, implement in the present invention
In example, the upper surface setting of adjacent two supporting leg on side is fluted, it should be noted that adjacent on side
Two supporting legs, do not include the supporting leg positioned at top, for example, the quantity of the supporting leg in Fig. 2 is 13, is located at side
The quantity of supporting leg on side has 8, and has one to be located at centre in remaining 5 supporting legs, and in addition 4 are located at four
Top.The upper surface setting of above-mentioned adjacent two supporting legs on the side is fluted, i.e., when there is a supporting leg on side
When, the upper surface of the supporting leg is fluted, and when there is two supporting legs on side, then the upper surface of two supporting legs is respectively arranged
It is fluted.
Further, the cross section of supporting leg can be rectangle, or round.In practical applications, supporting leg with
The face that connecting plate lower surface is in contact is arc surface.
As shown in figure 3, plate provided in an embodiment of the present invention is engraved structure, the thickness of the plate is acted between 1mm, is engraved
The shape of empty part can be square, rectangle, diamond shape, round, the combination of one or more of triangle.Actually answering
In, on the one hand weight support frame and volume are alleviated using hollow out plate, reduce the print time of bracket；On the other hand, subtract
Upper layer device to be printed is lacked and bracket bond area is reduced.Further, it is ensured that be parallel to each of bottom plate and cut layer plane
Continuous melting length interior, that the of length no more than equipment of maximum continuous melting in horizontal and vertical both direction allows.
In a step 101, since the shaping form of printing device can be circle, it is also possible to rectangle, i.e., is actually answering
In, need according to the weight of device to be printed and the shaping form of printing device and size, determination is used to support device to be printed
The shape of the bracket of part.The shape of bracket has been determined, while also having determined that lower support and plate shape.
It in a step 102, then can be according further to be printed after the shape of the bracket determined in above-mentioned steps
The size of device determines every layer of quantity that device to be printed can be set.It should be noted that if the lower support of bracket includes
Intermediate supporting leg is set, and the occupied area of the supporting leg is suitable with device occupied area to be printed, then is arranged in highest
The quantity of the device to be printed of layer is at least more than the quantity that top device to be printed below is arranged in, for example, it is greater than 1,
Or it is greater than 2, in embodiments of the present invention, the quantity that the device to be printed of top is arranged in is more to be printed in the bottom than being arranged
The quantity of device is 1 more, and the quantity that every layer below device to be printed of top is arranged in should be consistent.
In practical applications, the distance being arranged between the device to be printed on the bottom and bracket should be equal.
In step 103, it is also necessary to according to the height of device to be printed, the forming dimension of printing device and the height of bracket
Degree, determines the number of plies for the device to be printed that can be printed in printing device.It should be noted that the top device to be printed of printing
When, there is no need to print carriage at the same time, i.e., the quantity of top device to be printed should be no less than the to be printed of the bottom
The quantity of device.
At step 104, the shape of the bracket determined respectively according to 101~step 103 of above-mentioned steps, size and is printing
After the number of plies for placing bracket in equipment, then the quantity of device to be printed can be set on bottom bottom plate, it is adjacent to be printed
The distance between device, the shape of lower support, the thickness of plate and the number of plies of hollow out shape and device to be printed, successively put
Every layer of part to be printed, and start to print above-mentioned device to be printed and bracket.
Fig. 5 is the acetabular cup print result schematic diagram that the embodiment of the present invention one provides, to print the acetabular cup of height 23mm
For, it is relatively more lower to use bracket and the printing effect without bracket.
By taking Arcam A2 equipment as an example, the maximum compact dimensions of the printing device are 200*200*350mm.Without using branch
In the case where frame, every furnace only can print one layer, and one layer of printing, 9 acetabular cups print one layer of general 10 hour of used time, a heat
Time general 12 hours.If printing 13 furnaces, 9*13=117 acetabular cup, used time 22*13=286 are printed altogether
Hour.
If that is, while printing acetabular cup, also print carriage, such as schemes using Method of printing provided in an embodiment of the present invention
Shown in 5,9 acetabular cups can be printed in top, and every layer of printable 8 acetabular cup below, every furnace are 14 layers printable, altogether
Print 9+8*13=113 acetabular cup；One layer of general 10 hour of used time are printed, it is the time of a heat general 12 small
When, 12+10*14=152 hour is needed altogether.Using bracket, efficiency improves nearly 50%, reduce heat time with
It comes out of the stove work, equally decreases manual labor, reduce costs.
In conclusion the embodiment of the present invention provides a kind of method for promoting 3D printing efficiency, beaten by what this method provided
Impression method prints device to be printed and bracket together, multilayer printing type is formed, to reduce the beam worker of printing device
The number of sequence reduces the manpower duplication of labour and production cost, improves printing effect；Further, the structure of bracket compares
Simply, it is the same to can satisfy a furnace part print quality, improves part consistency.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of method for promoting 3D printing efficiency characterized by comprising
According to the forming dimension of the weight of device to be printed and printing device, the bracket for being used to support the device to be printed is determined
Including lower support, and the shape of plate being arranged in the lower support；
According to the size of device to be printed, the shape of the lower support and the size of bottom plate are determined on the bottom plate described in setting
The quantity of device to be printed；Wherein, the bottom plate is located at the top device to be printed below, adjacent institute for being arranged
It is identical to state the distance between device to be printed；
According to the height of the device to be printed, the height of the forming of the thickness of the plate and the printing device is determined
The number of plies of the device to be printed is arranged in the printing device；
According to the quantity that the device to be printed on the bottom plate is arranged in, the distance between adjacent described device to be printed,
The number of plies of the shape of the lower support, the thickness of the plate and device to be printed prints the device to be printed.
2. the method as described in claim 1, which is characterized in that the shaping form of the printing device includes rectangle and circle；
When the shaping form of the printing device is round, the shape of the plate is also round, and the diameter of the plate
Than the printing device diameter at least below 1mm；Or
When the shaping form of the printing device is rectangle, the length and width of the plate is at least than the printing device
The small 1mm of length and width.
3. the method as described in claim 1, which is characterized in that the thickness of the plate is between 1mm or so, and the plate is
Engraved structure；
The shape of hollow-out part is square, rectangle, diamond shape, round, the combination of one or more of triangle.
4. the method as described in claim 1, which is characterized in that the lower support includes multiple supporting legs and connecting plate；
The supporting leg for being fixed together, and being located on side by the connecting plate between the two neighboring supporting leg
Upper surface setting is fluted；
The cross section of the supporting leg is rectangle, one of circle；The supporting leg and the connecting plate following table face contact
Face is arc surface.
5. method as claimed in claim 4, which is characterized in that multiple connecting plates, which successively join end to end, forms upper plate, institute
The supporting leg is arranged in the surrounding and center for stating upper plate；
The upper plane of the upper plate is in contact with the lower plane of the plate.
6. method as claimed in claim 4, which is characterized in that side length and institute of the quantity of the supporting leg according to the plate
The continuous thawing length for stating printing device determines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811199514.9A CN109500394B (en) | 2018-10-16 | 2018-10-16 | Method for improving 3D printing efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811199514.9A CN109500394B (en) | 2018-10-16 | 2018-10-16 | Method for improving 3D printing efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109500394A true CN109500394A (en) | 2019-03-22 |
| CN109500394B CN109500394B (en) | 2020-08-04 |
Family
ID=65746604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811199514.9A Active CN109500394B (en) | 2018-10-16 | 2018-10-16 | Method for improving 3D printing efficiency |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140374958A1 (en) * | 2013-06-20 | 2014-12-25 | Canon Kabushiki Kaisha | Method and apparatus for manufacturing structure |
| CN105328901A (en) * | 2014-07-30 | 2016-02-17 | 北京数码视讯科技股份有限公司 | 3D printing method and device and 3D printer |
| CN106142454A (en) * | 2015-04-15 | 2016-11-23 | 四川长虹电器股份有限公司 | A kind of 3D prints the mould of processing |
| CN106247159A (en) * | 2016-08-02 | 2016-12-21 | 西安铂力特激光成形技术有限公司 | A kind of hollow-out unit body printed for metal 3D and the part with this cell cube |
| CN207954673U (en) * | 2017-12-29 | 2018-10-12 | 广州艺林信息科技有限公司 | A kind of 3D printer construction platform |
-
2018
- 2018-10-16 CN CN201811199514.9A patent/CN109500394B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140374958A1 (en) * | 2013-06-20 | 2014-12-25 | Canon Kabushiki Kaisha | Method and apparatus for manufacturing structure |
| CN105328901A (en) * | 2014-07-30 | 2016-02-17 | 北京数码视讯科技股份有限公司 | 3D printing method and device and 3D printer |
| CN106142454A (en) * | 2015-04-15 | 2016-11-23 | 四川长虹电器股份有限公司 | A kind of 3D prints the mould of processing |
| CN106247159A (en) * | 2016-08-02 | 2016-12-21 | 西安铂力特激光成形技术有限公司 | A kind of hollow-out unit body printed for metal 3D and the part with this cell cube |
| CN207954673U (en) * | 2017-12-29 | 2018-10-12 | 广州艺林信息科技有限公司 | A kind of 3D printer construction platform |
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| Publication number | Publication date |
|---|---|
| CN109500394B (en) | 2020-08-04 |
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Address after: Room 303-46, building a, Kairui, Fengcheng 12th Road, Xi'an Economic and Technological Development Zone, Shaanxi 710018 Patentee after: Xi'an Sailong Additive Technology Co.,Ltd. Address before: 710020 middle section of Jinggao West Road, Jingwei new town new material industrial park, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province Patentee before: XI'AN SAILONG METAL MATERIALS Co.,Ltd. |