CN107931610A - A kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device - Google Patents
A kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device Download PDFInfo
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- CN107931610A CN107931610A CN201711445893.0A CN201711445893A CN107931610A CN 107931610 A CN107931610 A CN 107931610A CN 201711445893 A CN201711445893 A CN 201711445893A CN 107931610 A CN107931610 A CN 107931610A
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- 238000003892 spreading Methods 0.000 title claims abstract description 65
- 230000007480 spreading Effects 0.000 title claims abstract description 65
- 239000000463 material Substances 0.000 title claims abstract description 63
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000000843 powder Substances 0.000 claims abstract description 196
- 238000000465 moulding Methods 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 238000007493 shaping process Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000002950 deficient Effects 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000000227 grinding Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 11
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010408 sweeping Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010358 mechanical oscillation Effects 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 229910002114 biscuit porcelain Inorganic materials 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- -1 silk Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/60—Planarisation devices; Compression devices
- B22F12/67—Blades
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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
- B22F10/70—Recycling
- B22F10/73—Recycling of 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
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/55—Two or more means for feeding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
Abstract
The invention belongs to increasing material manufacturing equipment technical field, a kind of more particularly to increasing material manufacturing laser formation equipment of bi-material layers power spreading device, including being connected to one side of molding room, the first powder discharging device for a powder of failing, and it is connected to another side of molding room, the second powder discharging device for two powder of failing；The laser formation equipment further includes power spreading device, the power spreading device includes, and molded surface holds the Gua Fen mechanisms of the first powder of paving or the second powder level with both hands from a side to opposite side and clears away the powder cleaning machine structure of residual powder from a side to another side in molded surface.The present invention solves the prior art there are SLM powderings equipment the problem of can only carrying out single powder compacting manufacture, can not realize two kinds of materials mixing powderings shapings, not only ensures shaping efficiency, but also realize mixed-forming technique.
Description
Technical field
The invention belongs to increasing material manufacturing equipment technical field, more particularly to a kind of increasing material manufacturing of bi-material layers power spreading device to swash
Seterolithography equipment.
Background technology
Increases material manufacturing technology its to be molded raw material be usually powder, silk, chemical liquid etc., and the master of commercial Application at present
It using laser or electron beam is energy source by powder fusing or molding bonded that Flow Technique, which is all, such as SLM, SLS, LSF, EBM etc.
Technology, its raw material are tens to hundreds of microns of dusty material., will by powder supplying mechanism and powdering mechanism in forming process
Powder is uniformly divided on molded surface, recycles the energy sources such as laser to melt the powder in surface geometry in particular region,
Metallurgical binding is produced, is finally molded exploded perspective.
LSF equipment is currently only used on various powders forming technique, its structure is by equipped with Laser emission and injection powder
The cladding head at end, carries out steric bulk shaping under the driving of three axes.Since its principle is quantitative powder feeding, therefore pass through difference
Powder feeder, a variety of different powder are measured on demand and is sent to cladding head and can realize the various powders melt molding of Same Part.
The relatively conventional purposes of various powders melt molding, for first with a kind of powder complete molded part agent structure, then with another kind powder
The more excellent coating material of one layer of performance of foot couple agent structure surface cladding, to increase the physics of surface of shaped parts, chemistry, life
The properties such as thing, while the cost for avoiding being brought using single noble metal powder is wasted.The method be chiefly used in aerospace,
The fields such as medical treatment, ship, nuclear power.
Existing selective laser melting unit (SLM), its relatively advanced structure is molding cavity, shaping axle, powder falling dress
Put, power spreading device and receipts powder device composition, the prior art exist since its forming principle is in shaping axle work by power spreading device
Make successively to tile powder on platform to realize accumulation shaping, therefore the powder of every layer of laying necessarily same material, cause it can only
Single powder compacting manufacture is carried out, it is difficult to the problem of realizing the mixed-forming of two kinds of materials as LSF equipment.
The content of the invention
The present invention provides a kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device, to solve above-mentioned background technology
In propose the prior art and exist since its forming principle is successively tiled on shaping axle workbench powder by power spreading device
To realize accumulation shaping, therefore the powder necessarily same material of every layer of laying, cause it to carry out single powder compacting system
Make, it is difficult to the problem of realizing the mixed-forming of two kinds of materials as LSF equipment.
Technical problem solved by the invention is realized using following technical scheme：
A kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device, including be connected to one side of molding room, be used for
Fail the first powder discharging device of a powder, and be connected to another side of molding room, the second powder discharging device for two powder of failing；
The laser formation equipment further includes power spreading device, and the power spreading device includes, and molded surface is from a side to opposite side
Hold the Gua Fen mechanisms of the first powder of paving or the second powder level with both hands and clear away remaining powder from a side to another side in molded surface
The powder cleaning machine structure at end.
Further, first powder is used to form airfoil surface coating, and second powder is used to form molded part
Agent structure.
Further, the power spreading device includes blade construction, hair brush structure and the drive of the scraper of control scraper and hairbrush
Dynamic portion and hairbrush drive division.
Further, the blade construction includes scraper and scraper drive division；The scraper drive division is connected to for scraper
It is driven to be in the guide rail cylinder of working position and inoperative position.
Further, the hair brush structure includes hairbrush and hairbrush drive division；The hairbrush drive division is connected to for hairbrush
It is driven to be in the guide rail cylinder of working position and inoperative position.
Further, the working position is the lowest order for being contacted with molded surface, the inoperative position for it is non-contact in into
The position on type surface.
Further, discharge port is further included, the discharge port is in molding room side or opposite side.
Further, powder device is received in one side of the molding machine connection first, and powder dress is received in its another side connection second
To put, the first receipts powder device receives the powder defective material being swept into from the powder or powder cleaning machine structure of another side power spreading device push-in,
The second receipts powder device receives the powder defective material being swept into from the powder or powder cleaning machine structure of a side power spreading device push-in.
Further, the powder cleaning machine structure further includes hairbrush mechanical vibrator.
Further, the hairbrush mechanical vibrator includes the electric control valve that gas control switching is connected to guide rail cylinder.
The above-mentioned technical proposal advantageous effects of the present invention are as follows：
1st, the present invention includes being connected to one side of molding room, an a kind of powder discharging device of powder, and is connected to molding room
Another side, another powder discharging device of another powder；The laser formation equipment further includes power spreading device, the paving
Powder device includes, molded surface hold level with both hands from a side to opposite side a kind of spread powder or another powder Gua Fen mechanisms and
Powder cleaning machine structure of the molded surface from a side to another side cleaning residual powder.Since its course of work is：When a kind of powder
Fallen along side powder falling mechanism powder tank, powder enters in powdering mechanism, and scraper is in working position, and scraper uniformly tiles powder
On molded surface, when another powder is fallen along opposite side powder falling mechanism powder tank, another powder enters in powdering mechanism, scrapes
Knife is in working position, and powder opposite direction is uniformly laid on molded surface by scraper；When sweeping powder device and sweeping powder, hairbrush is in
Working position, hairbrush pass through along when rising one layer of molded surface and moving, can be by the unformed of surface of shaped parts
Powder is cleared away.As shown in figure 5, the present invention is increased by the design to power spreading device structure and the design of powdering process, final realize
Material manufacture laser formation equipment double powder laser melting process, this programme shaping efficiency be far above LSF equipment bi-material layers into
Type efficiency.
2nd, basic process of the present invention is molded part master except doing surface of shaped parts coating with a kind of powder with another powder
Outside the structure of body, it is not limited to which this molding mode, can also attempt to remaining two kinds of powder mixed-forming mode.
3rd, sweep powder device described in present invention use and further include hairbrush mechanical vibrator, the mechanical vibrator includes gas
Control switching is connected to the electric control valve for sweeping powder cylinder, due to being moved when power spreading device at the receipts powder mouth that powder device is received in side, hair
By valve transfer, high frequency moves band electric brush brush guide rail cylinder repeatedly up and down, and powder sticky in hairbrush is passed through machinery
Vibration, falls into left receipts powder device, vibrates gumming by hairbrush, be conducive to the cleaning in hairbrush work, prevent powder from mixing as far as possible
Synthesis type.
4th, the present invention receives powder device using one side of molding machine connection one, its another another receipts powder dress of side connection
Put, a receipts powder device of one side of molding machine is received to be swept from the powder or powder cleaning machine structure of another side power spreading device push-in
The powder defective material entered, another receipts powder device of its another side receive powder or powder cleaning machine structure from a side power spreading device push-in
The powder defective material being swept into, since both sides respectively set a receipts powder device, easy to the recycling of powder.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the increasing material manufacturing laser formation equipment of bi-material layers power spreading device of the present invention；
Fig. 2 is the side cutaway view of power spreading device of the present invention；
Fig. 3 a are the right pseudosections of power spreading device powdering state of the present invention；
Fig. 3 b are the right pseudosections that power spreading device of the present invention sweeps powdery state；
Fig. 4 a~4e are a kind of increasing material manufacturing laser formation equipment operation principle substeps of bi-material layers power spreading device of the present invention
Schematic diagram；
Fig. 5 is a kind of final section effect of molded part of the increasing material manufacturing laser formation equipment of bi-material layers power spreading device of the present invention
Fruit is schemed.
Description of reference numerals：
1- molding machines, 2- powders As, mono- powder discharging device of 3-, another powder discharging device of 4- powder B, 5-, 6- powderings dress
Put, 7- powder cleaning machine structures, 8- hairbrush, 9- hairbrush guide rail cylinders, 10- scraper mechanisms, the left powder tanks of 11-, 12- scrapers, 13- scraper guide rails
Cylinder, 14- shaped platforms, 15- shaping axles, 16- molded surfaces, the right powder tanks of 17-, 18- mono- receive powder device, and 19- is another to receive powder dress
Put.
Embodiment
To make the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.Those skilled in the art are these it is to be understood that following specific embodiments or embodiment
Invent for the set-up mode for the series of optimum that the specific content of the invention is enumerated is explained further, and between these set-up modes
Can be combined with each other or it is interrelated use, unless clearly proposing some of which or a certain specific real in the present invention
Setting can not be associated or be used in conjunction with other embodiments or embodiment by applying example or embodiment.It is meanwhile following
The set-up mode of specific embodiment or embodiment only as optimization, and not as the reason for limiting protection scope of the present invention
Solution.
Embodiment 1
As shown in Figure 1, a kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device, including it is connected to molding room one
Side, an a kind of powder discharging device 3 of powder, and another side of molding room is connected to, another powder falling dress of another powder
Put 5；The laser formation equipment further includes power spreading device 6, and the power spreading device 6 includes, molded surface from a side to
Opposite side holds the Gua Fen mechanisms 10 for spreading a kind of powder or another powder level with both hands, and in molded surface from a side to another side
Clear away the powder cleaning machine structure 7 of residual powder.
A kind of powder 2 is used to form surface of shaped parts coating, and another powder 4 is used to form molded part main body knot
Structure.
The power spreading device 6 includes blade construction 10, hair brush structure 7 and control scraper and the respective drive division of hairbrush.
The blade construction includes scraper 12 and scraper drive division；The scraper drive division, i.e. scraper, which are connected to, drives it
Guide rail cylinder 13 in working position Yu inoperative position.
The hair brush structure includes hairbrush 8 and hairbrush drive division；The hairbrush drive division, i.e. hairbrush, which are connected to, to be driven at it
Guide rail cylinder 9 in working position Yu inoperative position.
The working position is the lowest order for being contacted with molded surface 16, and the inoperative position is non-contact in molded surface 16
Position.
The molding machine 1 includes shaped platform 14 and makes the laser melting device of 16 powder compacting of molded surface, described
14 end face of shaped platform forms molded surface 16, and the shaped platform 14 is connected to the shaping axle 15 for driving its work.
Equipped with a kind of powder 2 or another powder 4 in the powder discharging device, the discharge port is in molding room side or another
Side.
Powder device 18 is received in 1 one side of the molding machine connection one, its another another receipts powder device 19 of side connection, described
One receipts powder device 18 of 1 one side of molding machine is received to be swept into from the powder or powder cleaning machine structure 7 of another side power spreading device 6 push-in
Powder defective material, another receipts powder device 19 of its another side receives the powder or powder cleaning machine from a side power spreading device 6 push-in
The powder defective material that structure 7 is swept into.
The powder cleaning machine structure 7 further includes 8 mechanical vibrator of hairbrush, and the mechanical vibrator includes gas control switching connection
In the electric control valve of guide rail cylinder 9.
Embodiment 2
The operation principle of the bi-material layers power spreading device of the present invention includes powdering process and sweeps powder process, its function is as follows：
In powdering process such as Fig. 3 a, power spreading device 6 work powdering to the left when, right rail cylinder 13 is ventilated, left rail
Cylinder 9 is passed through reverse gas, and scraper 12 is in lowest order, i.e. working position；Hairbrush 8 is in highest order, i.e. inoperative position, 4 edge of powder
Right side powder discharging device 5 is fallen, and further, powder 4 is uniformly laid on molded surface 16 by scraper 12 from right to left；Work as powdering
Device 6 work powdering to the right when, its guide rail cylinder control it is constant, powder 2 is fallen along left side powder discharging device 3, further, scraper 12
Uniformly powder 2 is from left to right laid on molded surface.
Sweep in powder process such as Fig. 3 b, power spreading device 6 works when sweeping powder to the left, and left rail cylinder 9 is ventilated, right rail gas
Cylinder 13 is passed through reverse gas, and hairbrush 8 is in lowest order, i.e. working position；Scraper 12 is in highest order, i.e. inoperative position, further, hair
When brush 8 is from left to right moved along the molded surface 16 for rising one layer, the unformed powder of surface of shaped parts can be cleared away, will swept
Recycled in addition to powder shifts forming area onto；When power spreading device 6, which works, sweeps powder to the right, the control of its guide rail cylinder is constant, further,
Hairbrush 8 is moved along the molded surface 16 for rising one layer from right to left, can be cleared away the unformed powder of surface of shaped parts, will be cleared away
Powder is shifted onto outside forming area and recycled.
Surface of shaped parts coating is done with powder 2, molded part agent structure is done with powder 4, then bi-material layers powdering of the invention
The device laser formation equipment course of work is as follows：
In Fig. 4 a, power spreading device 6 is in powdering state, and powder 4 falls into powder on the left of power spreading device along right side powder discharging device 5
In groove 11, shaping axle 15 drives shaped platform 14 to decline a thickness, the uniformly tiling from right to left by powder 4 of power spreading device 6
On molded surface 16.
Further, as in Fig. 4 b, unnecessary powder 4 is pushed into left receipts powder device 18 by power spreading device 6, meanwhile, open and swash
Light, molded surface 16 are molded by the current layer main body of laser melting.
Further, powdery state is swept as in Fig. 4 c, power spreading device 6 is switched to, shaping axle 15 drives shaped platform 14 to rise one
A thickness, hairbrush 8 from left to right move, and molded part preceding layer of being taken in are not pushed by laser melting amount of powder 4, final powder
4 are pushed into right receipts powder device 19.
Further, as in Fig. 4 d, received when power spreading device 6 is moved in the upside for receiving powder device 19 at powder mouth, guide rail cylinder 9 is logical
Cross valve transfer, band electric brush about 8 high frequency move repeatedly several times, by powder 4 sticky in hairbrush 8 by mechanical oscillation,
Fall into right receipts powder device 19.
Further, power spreading device 6 keeps sweeping powdery state, and shaping axle 15 is motionless, and hairbrush 8 moves from right to left, by molded part
Fooled preceding layer is not swept one time again by laser melting part, and previous step is not removed to clean powder 4 and is pushed into left receipts powder device
In 18.Meanwhile received when power spreading device 6 is moved in the upside of left receipts powder device 18 at powder mouth, guide rail cylinder 9 by valve transfer,
Band electric brush about 8 high frequency move repeatedly several times, by powder 4 sticky in hairbrush 8 by mechanical oscillation, fall into left receipts powder and fill
Put in 18.
Further, as in Fig. 4 e, power spreading device 6 again switches to powdering state, and powder 2 is fallen into along left side powder discharging device 3
In 6 right side powder tank 17 of power spreading device, shaping axle 15 drives shaped platform 14 to decline a thickness, and power spreading device 6 is by powder 2 from a left side
Uniformly it is laid in the right side on molded surface 16, and unnecessary powder 2 is pushed into right side and receives in powder device 19.At this time, with powder 2
The current bisque spread is concordant with the forming surface of last time laser melting, opens laser, and molded surface 16 is current by laser melting
Layer coating profile drape forming.
Further, powdering state is switched to back to the first step, power spreading device 6, powdering B, the laser for starting the second layer melt
Melt, sweep powder B, powdering A, laser melting process.
Obviously, the above embodiments are merely examples for clarifying the description, and the restriction not to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. the increasing material manufacturing laser formation equipment of a kind of bi-material layers power spreading device, it is characterised in that including being connected to molding room one
Side, the first powder discharging device for a powder of failing, and it is connected to another side of molding room, for failing the second of two powder
Powder discharging device；The laser formation equipment further includes power spreading device, and the power spreading device includes, and molded surface is from a side
Hold the Gua Fen mechanisms of the first powder of paving or the second powder level with both hands to opposite side and swept in molded surface from a side to another side
Except the powder cleaning machine structure of residual powder.
2. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 1, it is characterised in that described
First powder is used to form airfoil surface coating, and second powder is used to form molded part agent structure.
3. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 1 or 2, it is characterised in that
The power spreading device includes blade construction, hair brush structure and the scraper drive division and hairbrush drive division of control scraper and hairbrush.
4. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 3, it is characterised in that described
Blade construction includes scraper and scraper drive division；The scraper drive division is connected to for scraper drives it to be in working position and non-work
Make the guide rail cylinder of position.
5. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 4, it is characterised in that described
Hair brush structure includes hairbrush and hairbrush drive division；The hairbrush drive division is connected to for hairbrush drives it to be in working position and non-work
Make the guide rail cylinder of position.
6. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 5, it is characterised in that described
Working position is the lowest order for being contacted with molded surface, and the inoperative position is non-contact in the position of molded surface.
7. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 6, it is characterised in that also wrap
Material mouth is included, the discharge port is in molding room side or opposite side.
8. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 7, it is characterised in that shaping
Powder device is received in one side of device connection first, and powder device is received in its another side connection second, described first receive powder device receive from
The powder defective material that the powder or powder cleaning machine structure of another side power spreading device push-in are swept into, described second, which receives powder device, receives from side
The powder defective material that the powder or powder cleaning machine structure of end power spreading device push-in are swept into.
9. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 8, it is characterised in that described
Powder cleaning machine structure further includes hairbrush mechanical vibrator.
10. the increasing material manufacturing laser formation equipment of bi-material layers power spreading device according to claim 9, it is characterised in that institute
Stating hairbrush mechanical vibrator includes the electric control valve that gas control switching is connected to guide rail cylinder.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711445893.0A CN107931610A (en) | 2017-12-27 | 2017-12-27 | A kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711445893.0A CN107931610A (en) | 2017-12-27 | 2017-12-27 | A kind of increasing material manufacturing laser formation equipment of bi-material layers power spreading device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039049A (en) * | 2019-04-15 | 2019-07-23 | 鑫精合激光科技发展（北京）有限公司 | A kind of selective laser fusing increasing material manufacturing device and method of dissimilar materials |
| CN114834030A (en) * | 2022-03-22 | 2022-08-02 | 华南理工大学 | Multi-material paving system based on feeding scraper and control method |
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|---|---|---|---|---|
| JP2015175013A (en) * | 2014-03-13 | 2015-10-05 | 日本電子株式会社 | Three-dimension laminate molding apparatus and three-dimension laminate molding method |
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| CN114834030A (en) * | 2022-03-22 | 2022-08-02 | 华南理工大学 | Multi-material paving system based on feeding scraper and control method |
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