CN209206458U - A kind of grid-like 3D printing support construction of metal increasing material manufacturing - Google Patents
A kind of grid-like 3D printing support construction of metal increasing material manufacturing Download PDFInfo
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- CN209206458U CN209206458U CN201822035301.4U CN201822035301U CN209206458U CN 209206458 U CN209206458 U CN 209206458U CN 201822035301 U CN201822035301 U CN 201822035301U CN 209206458 U CN209206458 U CN 209206458U
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- support
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- quadrangle
- grill unit
- material manufacturing
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- 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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Abstract
The utility model relates to a kind of grid-like 3D printing support constructions of metal increasing material manufacturing, belong to metal increases material manufacturing technology field, including the support of work grid shape and solid support, grid-like support is integrally in upside-down triangle shape, grid-like support is made of multiple quadrangle grill unit bodies, quadrangle grill unit body is made of four floors, two diagonal lines of quadrangle grill unit body are vertical and are located at horizontal direction and vertical direction, diagonal line removes the horizontal contact face formed behind lower half portion in the horizontal direction with quadrangle grill unit body that the contact surface of shaping substrate is bottom for grid-like support, diagonal line removes the horizontal contact face formed after top half in the horizontal direction with quadrangle grill unit body that the contact surface of molded part supporting surface is top for grid-like support；Solid support is filled in the up-side down triangle grate opening formed after grid-like support and molded part support face contact.The utility model can effectively support overhung structure, avoid part thermal stress deformation.
Description
Technical field
The utility model belongs to metal increases material manufacturing technology field, more particularly to a kind of metal increasing material manufacturing with grid-like
3D printing support construction.
Background technique
Precinct laser fusion (also referred to as metal increasing material manufacturing or metal 3D printing) technology, is the one kind occurred in recent years
Novel processing method, part have kind to weld similar manufacture state with metal, i.e., in manufacturing process during accumulation forming
In can generate a large amount of heat, make part that certain temperature gradient be integrally formed, along with different height, horizontal direction not same district
Domain, different periods Melting And Solidification, part can be made to cause very big internal stress, if not improving by reasonable method, part
Can biggish shape position error is generated because of deformation, influence using.On the other hand, if pendency of the part there are angle less than 45 °
Structure, overhang can also generate distortion and deformation due to gravity in the forming process of Melting And Solidification, therefore in life
Need to grow some additional structures while elongated workpieces, Lai Gaishan above-mentioned condition, we term it supports.Support construction is to make
Stent-type structure additional required for part is manufactured with metal increases material manufacturing technology, which usually designs in three-dimensional software
Addition.During manufacturing process, support construction directly contacts piece surface, gravity is overcome as heat dissipation and offer, by object
It is maintained in specific position, prevents stress and strain from making object deformation or distortion.
The more common supporting form of increasing material manufacturing at present a little supports, line supports, tree-like support, mesh-supported, taper
Support, massive support etc., design principle mainly consider how the problems such as effectively supporting draping face part forming and facilitating removal,
However for more complicated metal increasing material manufacturing during, how effectively to solve local heat dissipation, thermal stress deformation prevented to be only branch
Support structure is main to be considered the problems of, it is therefore desirable to be designed reasonable support construction and is used to support object.
Summary of the invention
In view of the problems of the existing technology, the utility model provides that a kind of structure is simple, support strength is good and more steady
The grid-like 3D printing support construction of fixed metal increasing material manufacturing, which uses adds in netted grill support structure
The combined support design for entering solid support, on the one hand can effectively support overhung structure, improve its rigidity and increase stability, separately
On the one hand, with conventional entity support phase ratio, it is possible to reduce manufacturing time reduces consumption of materials, while facilitating the support in later period
Removal.
The utility model is realized in this way a kind of grid-like 3D printing support construction of metal increasing material manufacturing, including engrave
The support of space palisade and solid support, the grid-like support are integrally in upside-down triangle shape, and the grid-like support is by multiple four
Side shape grill unit body is constituted, and the quadrangle grill unit body is made of four floors, the quadrangle grill unit body
Two diagonal lines are vertical and are located at horizontal direction and vertical direction, and the grid-like support and the contact surface of shaping substrate are
The diagonal line of the quadrangle grill unit body of bottom in the horizontal direction removes the horizontal contact face formed behind lower half portion, the lattice
The contact surface of palisade support and molded part supporting surface is that the diagonal line of the quadrangle grill unit body at top in the horizontal direction removes
The horizontal contact face formed after top half；The solid support is triangle, and the solid support is filled in grid-like support
It is supported in the up-side down triangle grate opening formed after face contact with molded part.
In the above-mentioned technical solutions, it is preferred that the equilateral triangle lattice formed after grid-like support is contacted with shaping substrate
Also solid support can be filled in gate hole, so that entire support construction support is more stable.
In the above-mentioned technical solutions, it is preferred that two inclined-planes of outermost of the grid-like support are entire entity branch
Support face.
In the above-mentioned technical solutions, it is preferred that the grid-like support with a thickness of 1~2mm.
In the above-mentioned technical solutions, it is preferred that the quadrangle grill unit body and horizontal line angle at 45 ° arrange.
In the above-mentioned technical solutions, it is preferred that the side length of the quadrangle grill unit body is 0.5~1mm, is in intensive net
Grillages column.
In the above-mentioned technical solutions, it is preferred that the solid support with a thickness of 0.5~1mm, the machine in later period of being more convenient for adds
Work removal.
The utility model has the advantages and positive effects of:
(1) the utility model is using grid-like support and the design worked in coordination of solid support so that when part stress compared with
Greatly, when grid-like underbraced is to hold part, a certain range of reduction of cooperation solid support energy shapes stress, avoids part
Stress deformation does not occur for thermal stress deformation, grid-like support principal security surface quality of workpieces, solid support principal security part；
(2) on the one hand the utility model can be supported effectively outstanding using solid support is added in grid-like support construction
Vertical structure, improves its rigidity and increases stability, on the other hand, with conventional entity support phase ratio, it is possible to reduce manufacturing time subtracts
Few consumption of materials, while the support in later period being facilitated to remove；
(3) the utility model can assist formation processing part there are the emergence face of overhung structure or shape angles less than 45 °
Face；
(4) the hollow out assembling structure of the utility model effectively improves forming efficiency, shortens curring time；
(5) the utility model is conducive to remove the powder that support construction part is glued.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of support construction totality provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of grid-like support provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of quadrangle grill unit body provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of example components addition support construction provided by the embodiment of the utility model.
In figure: 1- example components；2- shaping substrate；3- example components contact surface；The grid-like support of 4-；41- quadrangle lattice
Grid cell cube；411- floor；5- solid support, the contact surface of 6- grid-like support and shaping substrate；7- it is grid-like support at
The contact surface of type part supporting surface.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, and match
Closing attached drawing, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to solve
The utility model is released, is not used to limit the utility model.
Embodiment
Fig. 1~3 are please referred to, the present embodiment provides a kind of grid-like 3D printing support constructions of metal increasing material manufacturing, including
Work grid shape support 4 and solid support 5, whole grid-like support 4 is in upside-down triangle shape, and grid-like support 4 is by multiple four sides
Shape grill unit body 41 is constituted, and quadrangle grill unit body 41 is made of four floors 411, and the two of quadrangle grill unit body 41
Diagonal line is vertical and is located at horizontal direction and vertical direction, and the contact surface 6 of grid-like support and shaping substrate is bottom
Quadrangle grill unit body diagonal line in the horizontal direction remove the horizontal contact face formed behind lower half portion, grid-like support
Contact surface 7 with molded part supporting surface is that the diagonal line of the quadrangle grill unit body at top in the horizontal direction removes top half
The horizontal contact face formed afterwards；Solid support 5 is triangle, and solid support 5 is filled in grid-like support and molded part supporting surface
In the up-side down triangle grate opening formed after contact, so that top is also entire solid support face, and the supporting surface is completely covered into
Shape part draping face.
As preferred embodiment, in the equilateral triangle grate opening formed after grid-like support is contacted with shaping substrate
Fillable solid support 5, so that entire support construction support is more stable.
As preferred embodiment, two inclined-planes of outermost of grid-like support 4 are entire solid support face.
As preferred embodiment, it is grid-like support 4 with a thickness of 1~2mm.
As preferred embodiment, quadrangle grill unit body 41 and horizontal line angle at 45 ° are arranged.
As preferred embodiment, the side length of quadrangle grill unit body 41 is 0.5~1mm, is arranged in dense grid.
As preferred embodiment, solid support 5 with a thickness of 0.5~1mm, the machining in later period of being more convenient for removes.
Referring to Fig. 4, example components 1 can successively be grown in shaping substrate 2 during precinct laser fusion, the example zero
The overhung structure that horizontal direction is stretched out in part 1 needs to add support, withstands example components contact surface 3 by support construction, thus
Have the function that radiate and overcome gravity, prevents in forming process that deformation occurs for example components 1.
The designed whole work grid shape structure in upside-down triangle shape of support used of the utility model, top is by numerous
Contact surface 7 is connect with example components contact surface 3, and bottom is connect by contact surface 6 with forming board 2, except top and example components 1 connect
Socket part point, remaining local cell structure are made of the boundary shape of numerous quadrangles, and the boundary shape of each quadrangle is by four
Floor 10 forms.In the hollow out place that support is connect with example components contact surface 3, solid support 5 is filled, solid support 5 is in
Triangle, head room clearance structure filling is closely knit, reinforce the contact area of support with example components contact surface 3, forms a kind of group
Close the design scheme of support.The support entity structure is effectively reduced the contact area of entity, avoids heat build-up problem,
Secondly, the quadrangle engraved structure of cell structure, the problem of powder accumulation will not occur, and at example components contact surface 3
Grid gap in filling a few entities support, strengthen junction support strength, not only reduced powder usage amount, but also save
Curring time greatly reduces cost.
The above is only the preferred embodiment to the utility model, is not made in any form to the utility model
Limitation, it is all according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations with
Modification, is all within the scope of the technical scheme of the utility model.
Claims (7)
1. a kind of grid-like 3D printing support construction of metal increasing material manufacturing, it is characterised in that: including work grid shape support and
Solid support, the grid-like support are integrally in upside-down triangle shape, and the grid-like support is by multiple quadrangle grill unit bodies
It constitutes, the quadrangle grill unit body is made of four floors, and two diagonal lines of the quadrangle grill unit body are vertical
And it is located at horizontal direction and vertical direction, the contact surface of the grid-like support and shaping substrate is the quadrangle lattice of bottom
The diagonal line of grid cell cube in the horizontal direction removes the horizontal contact face formed behind lower half portion, the grid-like support and molding
The contact surface of part supporting surface is to be formed after the diagonal line of the quadrangle grill unit body at top in the horizontal direction removes top half
Horizontal contact face；The solid support is triangle, and the solid support is filled in grid-like support and molded part supporting surface
In the up-side down triangle grate opening formed after contact.
2. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1, it is characterised in that:
Solid support also can be filled in the equilateral triangle grate opening that grid-like support is formed after contacting with shaping substrate.
3. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1, it is characterised in that: institute
Two inclined-planes of outermost for stating grid-like support are entire solid support face.
4. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1, it is characterised in that: institute
State grid-like support with a thickness of 1~2mm.
5. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1, it is characterised in that: institute
It states quadrangle grill unit body and horizontal line angle at 45 ° arranges.
6. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1, it is characterised in that: institute
The side length for stating quadrangle grill unit body is 0.5~1mm.
7. a kind of grid-like 3D printing support construction of metal increasing material manufacturing according to claim 1 or 2, feature exist
In: the solid support with a thickness of 0.5~1mm, the machining in later period of being more convenient for is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822035301.4U CN209206458U (en) | 2018-12-05 | 2018-12-05 | A kind of grid-like 3D printing support construction of metal increasing material manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822035301.4U CN209206458U (en) | 2018-12-05 | 2018-12-05 | A kind of grid-like 3D printing support construction of metal increasing material manufacturing |
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| Publication Number | Publication Date |
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| CN209206458U true CN209206458U (en) | 2019-08-06 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732668A (en) * | 2019-10-28 | 2020-01-31 | 成都先进金属材料产业技术研究院有限公司 | High-strength easy-to-remove combined support for SLM (Selective laser melting) molding |
| KR102158833B1 (en) * | 2020-02-03 | 2020-09-22 | 한화에어로스페이스 주식회사 | Supporting structure for 3D printing and method for manufacturing the supporting structure |
| CN112371994A (en) * | 2020-10-22 | 2021-02-19 | 苏州复浩三维科技有限公司 | Printing method of workpiece support, support structure and workpiece with support |
| CN112519230A (en) * | 2020-10-26 | 2021-03-19 | 山东大学 | Bottom surface hollow-out stacking printing generation method and system for 3D printing |
| CN113600832A (en) * | 2021-06-30 | 2021-11-05 | 西安航天发动机有限公司 | Powder-saving structure design method for selective laser melting and forming block-shaped support |
| CN113976916A (en) * | 2021-11-02 | 2022-01-28 | 深圳市华阳新材料科技有限公司 | Supporting structure for 3D printing |
| CN114347482A (en) * | 2021-12-30 | 2022-04-15 | 浙江闪铸三维科技有限公司 | Method for positioning triangular patch in triangular mesh model hole |
| CN115847825A (en) * | 2023-02-23 | 2023-03-28 | 广东睿雪智能制造有限公司 | 3D printing method and 3D printing product thereof |
| CN116921700A (en) * | 2023-09-15 | 2023-10-24 | 四川工程职业技术学院 | Laser selective melting forming anti-deformation method for high-temperature alloy |
-
2018
- 2018-12-05 CN CN201822035301.4U patent/CN209206458U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110732668A (en) * | 2019-10-28 | 2020-01-31 | 成都先进金属材料产业技术研究院有限公司 | High-strength easy-to-remove combined support for SLM (Selective laser melting) molding |
| KR102158833B1 (en) * | 2020-02-03 | 2020-09-22 | 한화에어로스페이스 주식회사 | Supporting structure for 3D printing and method for manufacturing the supporting structure |
| CN112371994A (en) * | 2020-10-22 | 2021-02-19 | 苏州复浩三维科技有限公司 | Printing method of workpiece support, support structure and workpiece with support |
| CN112519230A (en) * | 2020-10-26 | 2021-03-19 | 山东大学 | Bottom surface hollow-out stacking printing generation method and system for 3D printing |
| CN112519230B (en) * | 2020-10-26 | 2022-06-14 | 山东大学 | Bottom surface hollow-out stacking printing generation method and system for 3D printing |
| CN113600832A (en) * | 2021-06-30 | 2021-11-05 | 西安航天发动机有限公司 | Powder-saving structure design method for selective laser melting and forming block-shaped support |
| CN113976916B (en) * | 2021-11-02 | 2024-03-15 | 深圳市华阳新材料科技有限公司 | Supporting structure for 3D printing |
| CN113976916A (en) * | 2021-11-02 | 2022-01-28 | 深圳市华阳新材料科技有限公司 | Supporting structure for 3D printing |
| CN114347482A (en) * | 2021-12-30 | 2022-04-15 | 浙江闪铸三维科技有限公司 | Method for positioning triangular patch in triangular mesh model hole |
| CN114347482B (en) * | 2021-12-30 | 2023-07-25 | 浙江闪铸三维科技有限公司 | Positioning method for triangular patches in triangular mesh model holes |
| CN115847825B (en) * | 2023-02-23 | 2023-09-12 | 广东睿雪智能制造有限公司 | 3D printing method and 3D printing product thereof |
| CN115847825A (en) * | 2023-02-23 | 2023-03-28 | 广东睿雪智能制造有限公司 | 3D printing method and 3D printing product thereof |
| CN116921700A (en) * | 2023-09-15 | 2023-10-24 | 四川工程职业技术学院 | Laser selective melting forming anti-deformation method for high-temperature alloy |
| CN116921700B (en) * | 2023-09-15 | 2023-12-08 | 四川工程职业技术学院 | Laser selective melting forming anti-deformation method for high-temperature alloy |
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