CN206415603U - A kind of many material laser selective melting shaped devices - Google Patents
A kind of many material laser selective melting shaped devices Download PDFInfo
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- CN206415603U CN206415603U CN201720058465.1U CN201720058465U CN206415603U CN 206415603 U CN206415603 U CN 206415603U CN 201720058465 U CN201720058465 U CN 201720058465U CN 206415603 U CN206415603 U CN 206415603U
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Abstract
The utility model discloses a kind of many material laser selective melting shaped devices；Including first, second powder-supply system；Each powder-supply system includes powder cylinder, powdering guide rail and powdering arm；First powdering arm and the second powdering arm alternate work, the Workpiece shaping region for the powder in corresponding powder cylinder to be laid in moulding cylinder.The present apparatus uses independent powder-supply system, can be according to the attribute specification of forming part, no moulding material is selected to carry out selective laser melt-forming, two systems simultaneously by control system control and independent operating, the purpose that multiple material part is molded in same moulding cylinder is realized, has the advantages that powdering speed is fast, shaping efficiency is high.The present apparatus is equipped with Powder Recovery room for each powder-supply system, Powder Recovery unnecessary in correspondence powder-supply system operation can get up to re-use, it is to avoid because mixing between different powder and caused by powder pollution and waste.
Description
Technical field
The utility model is related to the rapid shaping field that selective laser is melted and molded metal parts, more particularly to a kind of many materials
Expect selective laser melting forming device.
Background technology
Selective laser fusing (SLM) forming technique is one kind of increases material manufacturing technology, is the newest hair of rapid shaping technique
Give full play to one's skill art.The technology is based on dispersed material successively accumulation forming principle, the digitlization part designed according to Three-dimensional Design Software
Three-dimensional data, function part is directly produced using high energy laser beam to raw material powder pointwise, by-line, successively fusing.With electricity
The metal increases material manufacturing technology such as beamlet selective melting, selective laser sintering is compared, and selective laser fusing forming technique has shaping
The characteristics of precision is high, consistency is high and post-processes simple, can be gone out with straight forming with the high-precision of complex geometry space structure
Spend function parts.The technology with structure-function combining design technology, the short manufacturing cycle, nearly end form, without mould, without technologies such as cutters
Advantage turns into the advanced manufacture means that quickly manufacture of complex component, be metal increases material manufacturing technology most promising technology it
One.
Although selective laser smelting technology is quickly grown, have started to be widely used in industry, transport, mould, Aero-Space
And the field such as medical treatment, but selective laser is melted and molded when equipment is molded every time and can only select a kind of material at present, is merely able to
The part product with single material property is molded, this can not meet people will to the straight forming of the integrated part of multiple material
Ask, seriously limit the application of selective laser smelting technology.Though there is scholar to attempt many method of forming materials of powder feeding formula in addition,
But starting powder can be caused to mix and be contaminated, it is impossible to reuse.Therefore need research one kind can be in one-shot forming
In can with two kinds of simultaneous selection and two or more materials, and can individually reclaim starting powder re-using, while can meet
The selective laser melting unit of good metallurgical binding performance between foreign material.
The content of the invention
The purpose of this utility model is to overcome the shortcoming and defect of above-mentioned prior art to be selected there is provided a kind of many material lasers
Area's melting forming device.By two powder-supply system alternations, the selective laser shaping of foreign material is realized.
The utility model is achieved through the following technical solutions：
A kind of many material laser selective melting shaped devices, including control system 5, energy supplying system and forming room 16, it is described
Include moulding cylinder 14 and powder-supply system in forming room 16；
The powder-supply system is divided into the first powder-supply system, the second powder-supply system；
First powder-supply system includes the first powder cylinder 7, the first powdering guide rail 11 and the first powdering arm 8；Described first
Powdering arm 8 is arranged on the first powdering guide rail 11, and is moved back and forth along its track；
Second powder-supply system includes the second powder cylinder 2, the second powdering guide rail 13 and the second powdering arm 15；Described second
Powdering arm 15 is arranged on the second powdering guide rail 13, and is moved back and forth along its track；
The first powdering arm 8 and the second powdering arm 15 alternate work, for by corresponding powder cylinder
Powder is laid in the forming area of workpiece 6 of moulding cylinder 14.
The first powder cylinder 7 and the second powder cylinder 2 are located at two adjacent sides of moulding cylinder 14 respectively；First powdering is led
The powdering guide rail 13 of rail 11 and second is located at the adjacent another two side of moulding cylinder 14 respectively；
The first powdering guide rail 11 is Bi Cichuizhied with the axis of the second powdering guide rail 13, the first powdering arm 8 and the second paving
The running orbit of powder arm 15 is perpendicular to one another.
The length of the first powder cylinder 7 is equal with the width of moulding cylinder 14；The length of second powder cylinder 2 and moulding cylinder 14
Equal length；The long sideline of first powder cylinder 7 is perpendicular to the long sideline of the second powder cylinder 2.
The moulding cylinder 14 two closes on the side of the first powdering guide rail 11 and the second powdering guide rail 13, is respectively arranged with
One Powder Recovery room 12 and the second Powder Recovery room 9；They are corresponded to respectively reclaims the first powder cylinder 7 and the second powder cylinder 2 in paving
Remaining powder is collected during powder.
The long side of the first Powder Recovery room 12 is equal with the short side dimension of moulding cylinder 14；The second Powder Recovery room
9 long side is equal with the long edge size of moulding cylinder 14.
The first powdering arm 8 is driven along the motion on the first powdering guide rail 11 by the first motor 10；
The second powdering arm 15 is driven along the motion on the second powdering guide rail 13 by the second motor 1.
The control system 5 is adjacent with energy supplying system and is located at the vacant place in right side of forming room 16；
Control system 5 is used to control laser to launch laser, the powdering motion closed down laser, control powder-supply system, and
The lifting of moulding cylinder 14, the first powder cylinder 7 and the second powder cylinder 2；
Energy supplying system includes laser 4, optical fiber 3 and scanning galvanometer 17, and the laser that laser 4 is produced is transmitted by optical fiber 3
To scanning galvanometer 17, and it is irradiated to the dusty material surface of the forming area of workpiece 6 of moulding cylinder 14.
The operation method of many material laser selective melting shaped devices of the utility model, comprises the following steps：
Step one：According to the attribute specification of workpiece to be processed 6, the powder of unlike material is respectively charged into corresponding first powder
Expect in the powder cylinder 2 of cylinder 7 and second；
Step 2：Control system 5 is according to the attribute specification of workpiece 6 to be formed, and the first powdering arm 8 of control is in initial bit
Put, then powder rises a bisque height, drive of the subsequent first powdering arm 8 in the first motor 10 in the first powder cylinder 7
Under dynamic, the powder tiling in first powder cylinder 7 is arrived by moulding cylinder 14 by the first powdering brush 19 along the first powdering guide rail 13
On forming area, unnecessary dusty material then enters in the first Powder Recovery room 12, completes the powdering operation of the first powder cylinder 7；
Control system 5 is according to the molding technique parameter of workpiece 6, and control laser 4 produces laser beam 18, while controlling sweeping for scanning galvanometer 17
Speed is retouched, starts operations for forming；
Step 3：When the material object parts of one layer or more than one layer (depending on requirement of the specific number of plies according to part) are molded
Afterwards, control system 5 controls the second powdering arm 15 to be in initial position, and then powder rises a bisque height in the second powder cylinder 2
Degree, subsequent second powdering arm 15 passes through the second powdering brush 23 under the driving of the second motor 1 along the second powdering guide rail 13
By in the powder tiling in the second powder cylinder 2 to the forming area of moulding cylinder 14, unnecessary dusty material then enters the second powder
In recovery room 9, the powdering operation of the second powder cylinder 2 is completed；Control system 5 controls laser according to the molding technique parameter of workpiece 6
4 produce laser beam 18, while controlling the sweep speed of scanning galvanometer 17, start operations for forming.
According to the technological requirement of each layer of workpiece to be processed 6, circulation carries out step 2 and step 3, you can mold with many
The workpiece of material properties.
The utility model has the following advantages and effect relative to prior art：
The utility model uses first and second independent powder-supply system, can be according to the attribute specification of forming part, choosing
Select no moulding material and carry out selective laser melt-forming, two systems are independently transported by the control of control system simultaneously
OK, the purpose that multiple material part is molded in same moulding cylinder is realized, has the advantages that powdering speed is fast, shaping efficiency is high.
The utility model is equipped with Powder Recovery room for each powder-supply system, can be by correspondence powder-supply system operation
Unnecessary Powder Recovery gets up to re-use, it is to avoid because mixing between different powder and caused by powder pollution and waste.
The utility model realizes the quick powdering and excess stock of material by the powder-supply system of the independent many materials of outfit
Recovery, realize being integrally formed for multiple material, breach selective laser fusing can only be molded the limitation of homogenous material, greatly
Advance the development speed and application field of selective laser smelting technology.
Two independent powder-supply systems of the present utility model are worked using square crossing and are laid out, when a powder-supply system job
After the completion of, powdering mechanism returns to initial position, so as to occur colliding and interference problem when avoiding two powder-supply system operations.
The utility model is simple in construction, cheap.
Brief description of the drawings
Fig. 1 is many material laser selective melting shaped device structural representations of the utility model.
Fig. 2 is A-A cross-sectional views in Fig. 1.
Fig. 3 is B-B cross-sectional views in Fig. 1.
Embodiment
The utility model is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in Figures 1 to 3.The utility model discloses a kind of many material laser selective melting shaped devices, including control
Include moulding cylinder 14 and powder-supply system in system 5, energy supplying system and forming room 16, the forming room 16；The powder-supply system point
For the first powder-supply system, the second powder-supply system；
First powder-supply system includes the first powder cylinder 7, the first powdering guide rail 11 and the first powdering arm 8；Described first
Powdering arm 8 is arranged on the first powdering guide rail 11, and is moved back and forth along its track；
Second powder-supply system includes the second powder cylinder 2, the second powdering guide rail 13 and the second powdering arm 15；Described second
Powdering arm 15 is arranged on the second powdering guide rail 13, and is moved back and forth along its track；
The first powdering arm 8 and the second powdering arm 15 alternate work, for by corresponding powder cylinder
Powder is laid in the forming area of workpiece 6 of moulding cylinder 14.
The first powder cylinder 7 and the second powder cylinder 2 are located at two adjacent sides of moulding cylinder 14 respectively；First powdering is led
The powdering guide rail 13 of rail 11 and second is located at the adjacent another two side of moulding cylinder 14 respectively；
The first powdering guide rail 11 is Bi Cichuizhied with the axis of the second powdering guide rail 13, the first powdering arm 8 and the second paving
The running orbit of powder arm 15 is perpendicular to one another.
The length of the first powder cylinder 7 is equal with the width of moulding cylinder 14；The length of second powder cylinder 2 and moulding cylinder 14
Equal length；The long sideline of first powder cylinder 7 is perpendicular to the long sideline of the second powder cylinder 2.
The moulding cylinder 14 two closes on the side of the first powdering guide rail 11 and the second powdering guide rail 13, is respectively arranged with
One Powder Recovery room 12 and the second Powder Recovery room 9；They are corresponded to respectively reclaims the first powder cylinder 7 and the second powder cylinder 2 in paving
Remaining powder during powder.
The long side of the first Powder Recovery room 12 is equal with the short side dimension of moulding cylinder 14；The second Powder Recovery room
9 long side is equal with the long edge size of moulding cylinder 14.
The first powdering arm 8 is driven along the motion on the first powdering guide rail 11 by the first motor 10；
The second powdering arm 15 is driven along the motion on the second powdering guide rail 13 by the second motor 1.
The control system 5 is adjacent with energy supplying system and is located at the vacant place in right side of forming room 16；Not only save space simultaneously
Using radiating, and only electrical equipment interference can be put.
Control system 5 is used to control laser to launch laser, the powdering motion closed down laser, control powder-supply system, and
The lifting of moulding cylinder 14, the first powder cylinder 7 and the second powder cylinder 2；
Energy supplying system includes laser 4, optical fiber 3 and scanning galvanometer 17, and the laser that laser 4 is produced is transmitted by optical fiber 3
To scanning galvanometer 17, and it is irradiated to the dusty material surface of the forming area of workpiece 6 of moulding cylinder 14.
Laser 4 and control system 5 are isolated with forming room 16 by the thick stainless steel plates of 2mm, and laser 4 and control system
Retaining 5cm gap between 5 is used to radiate, and is connected between laser 4 and control system 5 by control signal wire.
The operation method of many material laser selective melting shaped devices of the utility model, can be achieved by the steps of：
Step one：According to the attribute specification of workpiece to be processed 6, the powder of unlike material is respectively charged into corresponding first powder
Expect in the powder cylinder 2 of cylinder 7 and second；
Step 2：Control system 5 is according to the attribute specification of workpiece 6 to be formed, and the first powdering arm 8 of control is in initial bit
Put, then powder rises a bisque height, drive of the subsequent first powdering arm 8 in the first motor 10 in the first powder cylinder 7
Under dynamic, the powder tiling in first powder cylinder 7 is arrived by moulding cylinder 14 by the first powdering brush 19 along the first powdering guide rail 13
On forming area, unnecessary dusty material then enters in the first Powder Recovery room 12, completes the powdering operation of the first powder cylinder 7；
Control system 5 is according to the molding technique parameter of workpiece 6, and control laser 4 produces laser beam 18, while controlling sweeping for scanning galvanometer 17
Speed is retouched, starts operations for forming；
Step 3：When the material object parts of one layer or more than one layer (depending on requirement of the specific number of plies according to part) are molded
Afterwards, control system 5 controls the second powdering arm 15 to be in initial position, and then powder rises a bisque height in the second powder cylinder 2
Degree, subsequent second powdering arm 15 passes through the second powdering brush 23 under the driving of the second motor 1 along the second powdering guide rail 13
By in the powder tiling in the second powder cylinder 2 to the forming area of moulding cylinder 14, unnecessary dusty material then enters the second powder
In recovery room 9, the powdering operation of the second powder cylinder 2 is completed；Control system 5 controls laser according to the molding technique parameter of workpiece 6
4 produce laser beam 18, while controlling the sweep speed of scanning galvanometer 17, start operations for forming.
According to the technological requirement of each layer of workpiece to be processed 6, circulation carries out step 2 and step 3, you can mold with many
The workpiece of material properties.
First powdering brush 19 and the second powdering brush 23 are the comb form that the spacing being cut by laser is 1mm, and material is thickness
It is 0.05mm 316L stainless steel thin slices.
As described above, just can preferably realize the utility model.
Embodiment of the present utility model is simultaneously not restricted to the described embodiments, and other are any without departing from of the present utility model
Spirit Essence and the change made under principle, modification, replacement, combine, simplify, should be equivalent substitute mode, be included in
Within protection domain of the present utility model.
Claims (7)
1. a kind of many material laser selective melting shaped devices, including control system (5), energy supplying system and forming room (16), institute
Stating includes moulding cylinder (14) and powder-supply system in forming room (16)；It is characterized in that：
The powder-supply system is divided into the first powder-supply system, the second powder-supply system；
First powder-supply system includes the first powder cylinder (7), the first powdering guide rail (11) and the first powdering arm (8)；Described
One powdering arm (8) is arranged on the first powdering guide rail (11), and is moved back and forth along its track；
Second powder-supply system includes the second powder cylinder (2), the second powdering guide rail (13) and the second powdering arm (15)；Described
Two powdering arms (15) are arranged on the second powdering guide rail (13), and are moved back and forth along its track；
The first powdering arm (8) alternates work with the second powdering arm (15), for by corresponding powder cylinder
Powder is laid in workpiece (6) forming area of moulding cylinder (14).
2. many material laser selective melting shaped devices according to claim 1, it is characterised in that：The first powder cylinder
And the second powder cylinder (2) is located at adjacent two sides of moulding cylinder (14) respectively (7)；First powdering guide rail (11) and the second powdering
Guide rail (13) is located at the adjacent another two side of moulding cylinder (14) respectively；
The first powdering guide rail (11) Bi Cichuizhis with the axis of the second powdering guide rail (13), the first powdering arm (8) and second
The running orbit of powdering arm (15) is perpendicular to one another.
3. many material laser selective melting shaped devices according to claim 1, it is characterised in that：The first powder cylinder
(7) length is equal with the width of moulding cylinder (14)；The length of second powder cylinder (2) and moulding cylinder (14) equal length；First
The long sideline of powder cylinder (7) is perpendicular to the long sideline of the second powder cylinder (2).
4. many material laser selective melting shaped devices according to any one of claims 1 to 3, it is characterised in that：It is described
Moulding cylinder (14) two closes on the side of the first powdering guide rail (11) and the second powdering guide rail (13), is respectively arranged with the first powder
Recovery room (12) and the second Powder Recovery room (9)；They correspond to the first powder cylinder (7) of recovery respectively and the second powder cylinder (2) exists
Remaining powder is collected during powdering.
5. many material laser selective melting shaped devices according to claim 4, it is characterised in that：First Powder Recovery
The long side of room (12) is equal with the short side dimension of moulding cylinder (14)；The long side of the second Powder Recovery room (9) and moulding cylinder
(14) long edge size is equal.
6. many material laser selective melting shaped devices according to claim 4, it is characterised in that：The first powdering arm
(8) driven along the motion on the first powdering guide rail (11) by the first motor (10)；
The second powdering arm (15) is driven along the motion on the second powdering guide rail (13) by the second motor (1).
7. many material laser selective melting shaped devices according to claim 4, it is characterised in that：The control system (5)
The vacant place in right side adjacent with energy supplying system and positioned at forming room (16)；
Control system (5) is used to control laser to launch laser, the powdering motion closed down laser, control powder-supply system, Yi Jicheng
The lifting of type cylinder (14), the first powder cylinder (7) and the second powder cylinder (2)；
Energy supplying system includes laser (4), optical fiber (3) and scanning galvanometer (17), and the laser that laser (4) is produced passes through optical fiber
(3) scanning galvanometer (17) is delivered to, and is irradiated to the dusty material surface of workpiece (6) forming area of moulding cylinder (14).
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| CN201720058465.1U CN206415603U (en) | 2017-01-17 | 2017-01-17 | A kind of many material laser selective melting shaped devices |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735220A (en) * | 2017-01-17 | 2017-05-31 | 华南理工大学 | A kind of many material laser selective melting shaped devices and method |
| CN107498051A (en) * | 2017-09-21 | 2017-12-22 | 四川天府珞埔三维科技有限公司 | A kind of feed cylinder powder isolating device for precinct laser fusion |
| CN108672699A (en) * | 2018-06-18 | 2018-10-19 | 重庆恩光科技有限公司 | A kind of selective laser melting method |
| CN111203542A (en) * | 2019-12-03 | 2020-05-29 | 同济大学 | Powder hot briquetting integration equipment |
| CN113751728A (en) * | 2021-09-02 | 2021-12-07 | 湖北华程三维科技有限公司 | Three-dimensional printing equipment for multi-material additive manufacturing |
-
2017
- 2017-01-17 CN CN201720058465.1U patent/CN206415603U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735220A (en) * | 2017-01-17 | 2017-05-31 | 华南理工大学 | A kind of many material laser selective melting shaped devices and method |
| CN107498051A (en) * | 2017-09-21 | 2017-12-22 | 四川天府珞埔三维科技有限公司 | A kind of feed cylinder powder isolating device for precinct laser fusion |
| CN108672699A (en) * | 2018-06-18 | 2018-10-19 | 重庆恩光科技有限公司 | A kind of selective laser melting method |
| CN111203542A (en) * | 2019-12-03 | 2020-05-29 | 同济大学 | Powder hot briquetting integration equipment |
| CN111203542B (en) * | 2019-12-03 | 2021-03-26 | 同济大学 | Powder hot briquetting integration equipment |
| CN113751728A (en) * | 2021-09-02 | 2021-12-07 | 湖北华程三维科技有限公司 | Three-dimensional printing equipment for multi-material additive manufacturing |
| CN113751728B (en) * | 2021-09-02 | 2023-03-14 | 湖北华程三维科技有限公司 | Three-dimensional printing equipment for multi-material additive manufacturing |
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