CN108819234A - Powdering cartridge for selective laser melting - Google Patents
Powdering cartridge for selective laser melting Download PDFInfo
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- CN108819234A CN108819234A CN201810625717.3A CN201810625717A CN108819234A CN 108819234 A CN108819234 A CN 108819234A CN 201810625717 A CN201810625717 A CN 201810625717A CN 108819234 A CN108819234 A CN 108819234A
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- Prior art keywords
- powdering
- activated bar
- powder
- powder activated
- box
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- 238000000227 grinding Methods 0.000 title claims abstract description 62
- 238000002844 melting Methods 0.000 title claims abstract description 18
- 230000008018 melting Effects 0.000 title claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 91
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 230000007306 turnover Effects 0.000 claims description 30
- 238000007599 discharging Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 239000004575 stone Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 229910002114 biscuit porcelain Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
-
- 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
- B22F12/60—Planarisation devices; Compression devices
- B22F12/67—Blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/214—Doctor blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/314—Preparation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/357—Recycling
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of powdering cartridges for selective laser melting,Bottom is provided with the powdering box of strip blanking port and is fixed on the scraper in powdering cassette bottom portion,The intermediate filtered web plate for powdering box inner cavity to be separated into epicoele and cavity of resorption is provided in the powdering box,It is described intracavitary to be provided with rabbling mechanism,The rabbling mechanism includes the powder activated bar that helical blade is provided with along the outer circle of powdering box length direction arrangement,The powder activated bar includes the left powder activated bar and right powder activated bar being set side by side along powdering box width direction,Positioned at left powder activated bar helical blade be located at right powder activated bar helical blade it is oppositely oriented,It further include the servo motor for driving left powder activated bar and right powder activated bar,The output shaft of the servo motor is cooperated by transmission chain and the transmission of left powder activated bar and right powder activated bar；Upper intracavitary powder is by entering cavity of resorption after filtering after stirring by intermediate filtered web plate and further falling to strip blanking port.
Description
Technical field
The present invention relates to fields, and in particular to a kind of powdering cartridge for selective laser melting.
Background technique
Rapid shaping technique is a kind of novel manufacturing technology to grow up the 1980s, which is by part
Threedimensional model slicing treatment successively accumulates, is finally superimposed as the process of Three-dimensional Entity Components.Rapid shaping technique breaches routine
Deformation molding and remove molding thinking, realize the theory of " net forming ".Rapid shaping mainly has 3 classes：Selective laser
Sintering technology SLS), laser melting coating manufacturing technology (LENS), selective laser melting technology (SLM).Wherein selective laser is molten
The part consistency of change technology preparation is high, precision is high, performance is good, process stability is good, by domestic and international concern.Currently,
SLM technical research is concentrated mainly on Europe, such as Germany, Belgium, country of Britain.These country SLM device research on
Through entering commercialization stage.Asia is concentrated mainly on Singapore, Japan and other countries；In the prior art, usually control platform
Lifting realizes that bisque layering successively declines, and realization top is next machined layer；And the area of platform is that centainly, area is corresponding
For the floor space of machining area, and it is directed to various sizes of work piece, the constancy of volume of machining area, so that small processing
It when dimension workpiece, still needs to fill up in the equal powder in the space of machining area, so that processing raw material pollution wastes, at raw material recycling
Manage it is cumbersome, meanwhile, when to extreme large and heavy workpiece, which can not achieve processing in situ, that is, being carried to after needing to process makes
With place, processing efficiency is low, and limitation is big, and the scope of application is limited.
Therefore, in order to solve the above problem, a kind of selective laser melting system is needed, powder impurity can be effectively filtered,
Guarantee powdering quality, filter effect is good；And structure letter is answered lightly, convenient for lifting driving.
Summary of the invention
In view of this, providing the purpose of the present invention is overcoming defect in the prior art for selective laser melting
Powdering cartridge can be realized processing and manufacturing in situ, effectively filter powder impurity, guarantee powdering quality, and filter effect is good；And it ties
Structure letter is answered lightly, convenient for lifting driving.
Powdering cartridge for selective laser melting of the invention, the paving of strip blanking port is provided with including bottom
Powder box and the scraper for being fixed on powdering cassette bottom portion, the top cover of the powdering box are tilting strainer shape cover board, the strainer shape lid
Plate is used to carry out coarse filtration to the powder entered in powdering box；It is provided in the powdering box for powdering box inner cavity to be separated into
The intermediate filtered web plate of chamber and cavity of resorption, it is described it is it is intracavitary be provided with rabbling mechanism, upper intracavitary powder by passing through after stirring in
Between enter after screen pack filtering and cavity of resorption and further fall to strip blanking port.
Further, the rabbling mechanism includes the powder that helical blade is provided with along the outer circle of powdering box length direction arrangement
Drive rod, the powder activated bar include the left powder activated bar being set side by side along powdering box width direction and right powder activated
Bar, positioned at left powder activated bar helical blade be located at right powder activated bar helical blade it is oppositely oriented, further include use
Pass through transmission chain and a left side in the output shaft of the servo motor for driving left powder activated bar and right powder activated bar, the servo motor
Powder activated bar and the transmission cooperation of right powder activated bar.
Further, the intermediate filtered web plate is two pieces, and two screen packs are vertically side by side with detachable peace
Installing is set.
Further, the horizontal slot for the detachable installation of intermediate filtered web plate is provided in the powdering box, it is described
Intermediate filtered web plate is installed on powdering box by horizontal slot grafting.
Further, powder falling mouth is separated into left powder falling mouth and right powder falling mouth by the doctor blade, and the upper end of the powder falling mouth is set
It is equipped with the closing device that left powder falling mouth or right powder falling mouth are closed for selectivity.
Further, the closing device includes being articulated with the turnover panel for scraping air knife top and the turnover panel for driving turnover panel to rotate
Driving motor, the turnover panel driving motor are used for by driving turnover panel to realize turnover panel to right powder falling mouth or left powder falling forward or reverse
Mouth is closed.
Further, the closing device includes being articulated with the turnover panel for scraping air knife top and the turnover panel for driving turnover panel to rotate
Driving motor, the turnover panel driving motor are used for by driving turnover panel to realize turnover panel to right powder falling mouth or left powder falling forward or reverse
Mouth is closed.
Further, discharge roller, institute's discharge roller are additionally provided in a manner of around the rotation of center axis above the turnover panel
Outer circle and powdering box two laterally inboard wall gap settings and left discharge room corresponding with left discharge port and right discharge port respectively
Gap and right discharging gap further include the discharging roll drive motor for driving and controlling the positive rotary speed of discharge roller or speed reversal.
The beneficial effects of the invention are as follows：A kind of powdering cartridge for selective laser melting disclosed by the invention leads to
Cross the intermediate filtered web plate being provided in powdering box for powdering box inner cavity to be separated into epicoele and cavity of resorption, it is upper intracavitary to be provided with
Rabbling mechanism greatly improves the cleanliness of powder in the process for having clout to recycle, and guarantees that processing quality is high.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural schematic diagram of middle berth powder box of the present invention；
Fig. 2 is the structural schematic diagram of rabbling mechanism in the present invention；
Fig. 3 is the side view of recyclable device in the present invention；
Fig. 4 is the top view of recyclable device in the present invention.
Specific embodiment
As shown, the powdering cartridge for selective laser melting in the present embodiment, in the present embodiment, the paving
Powder device includes that bottom is provided with the powdering box 31 of powder falling mouth and is set to the doctor blade 32 of powder falling mouth lateral mid-point, described
Powder falling mouth is separated into left powder falling mouth 34 and right powder falling mouth 35 by doctor blade, and the upper end of the powder falling mouth is provided with to be sealed for selectivity
Close the closing device of left powder falling mouth 34 or right powder falling mouth 35；By controlling, closing device rotatory beats to open left powder falling mouth or the right side is fallen
Powder mouth is conducive to realize that power spreading device realizes two-way powder laying；The efficiency of powdering can be effectively improved, guarantees powdering fineness, simultaneously
Structure is simple, and running is smooth, and failure rate is small.
In the present embodiment, the closing device includes being articulated with the turnover panel 33 for scraping air knife top and for driving turnover panel to rotate
Turnover panel driving motor, the turnover panel driving motor be used for by drive turnover panel realize forward or reverse turnover panel to right powder falling mouth or
Left powder falling mouth is closed；It is simple and compact for structure, it is easy to accomplish；The turnover panel is elongated plates, certainly, the rotation of the turnover panel
The settable sealing strip of outer side edges, the inner sidewall of sealing strip and powdering box, which is formed, after returning face plate rotation seals, and structure is simple, controlling party
Just.
In the present embodiment, discharge roller 36, institute are additionally provided in a manner of around the rotation of center axis above the turnover panel
The outer circle of discharge roller and two laterally inboard wall gap settings of powdering box and respectively a left side corresponding with left discharge port and right discharge port
Discharge gap and right discharging gap, further includes driving for driving and controlling the discharge roller of the positive rotary speed of discharge roller or speed reversal
Motor；The lateral section of the powdering box includes upper rectangular section, middle inverted trapezoidal section and lower rectangular section, the upper rectangle from top to bottom
The width of section is greater than the width of lower rectangular section, and middle inverted trapezoidal section is the isosceles trapezoid that upper bottom is greater than bottom, and the discharge roller 36 is set
It is placed in the upper end inside lower rectangular section, the turnover panel is set to the lower end inside lower rectangular section, and the bottom of the doctor blade 32 is worn
Rectangular section is descended out.
In the present embodiment, it is provided in the powdering box for forming powder in powdering box along powdering box length direction
The rabbling mechanism of bidirectional circulating flowing, can powder inside uniform stirring power spreading device, guarantee that powdering is smooth, be conducive to quickly and
Accurate powdering；And it is simple and compact for structure, it is conducive to integral elevating；The rabbling mechanism is set on powdering box in rectangular section；
The rabbling mechanism includes the powder activated that helical blade 39 is provided with along the outer circle of powdering box length direction arrangement
Bar, the powder activated bar include the left powder activated bar 37 and right powder activated bar being set side by side along powdering box width direction
38, positioned at left powder activated bar helical blade be located at right powder activated bar helical blade it is oppositely oriented, further include use
Pass through transmission chain and a left side in the output shaft of the servo motor for driving left powder activated bar and right powder activated bar, the servo motor
Powder activated bar and the transmission cooperation of right powder activated bar；Conducive to effective flowing is formed in small space, guarantee uniform stirring.
In the present embodiment, the intermediate mistake for stone box inner cavity to be separated into epicoele and cavity of resorption is provided in the stone box
Sieve plate, it is described it is it is intracavitary be provided with rabbling mechanism, after upper intracavitary powder after stirring by intermediate filtered web plate by being filtered
Into cavity of resorption and further fall to strip blanking port；By being provided in stone box for stone box inner cavity to be separated into
The intermediate filtered web plate of epicoele and cavity of resorption, it is upper it is intracavitary be provided with rabbling mechanism, have clout recycle process, greatly improve powder
Cleanliness, guarantee that processing quality is high.
In the present embodiment, the intermediate filtered web plate is two pieces of (including upper intermediate filtered web plate 40 and lower intermediate filtered nets
Plate 41), and two screen packs are vertically side by side with detachable installation settings；Flange intermediate filtered web plate is replaced online,
When normal use, only with one block of intermediate filtered web plate.
In the present embodiment, the horizontal slot for the detachable installation of intermediate filtered web plate is provided in the stone box,
The intermediate filtered web plate is installed on stone box by horizontal slot grafting；Intermediate filtered web plate is convenient to mount and dismount, and improves operation effect
Rate.
It further include the clout recycling dress for being recycled to laying device unrestrained clout in laying device in the present embodiment
It sets；Metal powder clout is effectively recycled in guarantee, avoids waste of material, back and forth uses conducive to material, effectively reduces system
Volume is moved easily, and saves manufacturing cost.
In the present embodiment, the surplus material recovery device includes fixed jacket in the annular suction tube 43 of 42 bottom of work piece
The suction pump 44 being connected to pump orifice with annular suction tube cavity, the outlet of the suction pump 44 is matched by pipeline and laying device
Merging is reused for clout to be delivered to laying device；The annular suction tube side wall is provided with suction hole；To clout into
Row sufficiently recycling, the powder that annular suction tube is conducive to fall workpiece lateral wall aspirate, realize and recycle, avoid simultaneously
The powder of recycling is contaminated.
In the present embodiment, suction front tube 45 is provided with and communicated at the suction hole, the suction front tube is pliability
Pipe；The suction hole and suction front tube are multiple and are arranged in a one-to-one correspondence that suction hole and suction front tube are along annular suction tube
Circumferential setting, is set as flexible pipe by that will aspirate front tube, adjusts each suction front end conducive to the shape according to workpiece is conformal
The pump orifice position of pipe guarantees that pumping efficiency is high.
In the present embodiment, the top cover of the powdering box is tilting strainer shape cover board, the strainer shape cover board be used for into
The powder entered in powdering box carries out coarse filtration；The horizontally disposed simultaneously face strainer shape cover board of the outlet injection direction of the suction pump 44
Quickly filtering is realized in inclined surface, while the jet power of suction pump outlet can be avoided impurity and accumulate and make on strainer shape cover board
At closure.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (7)
1. a kind of powdering cartridge for selective laser melting, it is characterised in that：Bottom is provided with strip blanking
The powdering box of mouth and the scraper for being fixed on powdering cassette bottom portion, the top cover of the powdering box are tilting strainer shape cover board, the filter
Netted cover board is used to carry out coarse filtration to the powder entered in powdering box；It is provided in the powdering box for dividing powdering box inner cavity
Be divided into the intermediate filtered web plate of epicoele and cavity of resorption, it is described it is it is intracavitary be provided with rabbling mechanism, after upper intracavitary powder is by stirring
Enter cavity of resorption after filtering by intermediate filtered web plate and further falls to strip blanking port.
2. the powdering cartridge according to claim 1 for selective laser melting, it is characterised in that：The blender
Structure includes the powder activated bar that helical blade is provided with along the outer circle of powdering box length direction arrangement, and the powder activated bar includes
The left powder activated bar and right powder activated bar being set side by side along powdering box width direction, positioned at the helical-blade of left powder activated bar
Piece is oppositely oriented with the helical blade positioned at right powder activated bar, further includes for driving left powder activated bar and right powder to drive
The output shaft of the servo motor of lever, the servo motor is driven by transmission chain and left powder activated bar and right powder activated bar
Cooperation.
3. the powdering cartridge according to claim 2 for selective laser melting, it is characterised in that：The intermediate mistake
Sieve plate is two pieces, and two screen packs are vertically side by side with detachable installation settings.
4. the powdering cartridge according to claim 3 for selective laser melting, it is characterised in that：The powdering box
It is inside provided with the horizontal slot for the detachable installation of intermediate filtered web plate, the intermediate filtered web plate is inserted by horizontal slot
It connects and is installed on powdering box.
5. the powdering cartridge according to claim 4 for selective laser melting, it is characterised in that：The doctor blade
Powder falling mouth is separated into left powder falling mouth and right powder falling mouth, the upper end of the powder falling mouth, which is provided with, closes left powder falling mouth for selectivity
Or the closing device of right powder falling mouth.
6. the powdering cartridge according to claim 5 for selective laser melting, it is characterised in that：The sealing dress
It sets including being articulated with the turnover panel for scraping air knife top and the turnover panel driving motor for driving turnover panel to rotate, the turnover panel driving motor
For by driving turnover panel to realize that turnover panel closes right powder falling mouth or left powder falling mouth forward or reverse.
7. the powdering cartridge according to claim 6 for selective laser melting, it is characterised in that：On the turnover panel
Side is additionally provided with discharge roller, the outer circle of institute's discharge roller and two laterally inboards of powdering box in a manner of around the rotation of center axis
Wall gap setting and respectively left discharging gap corresponding with left discharge port and right discharge port and right discharging gap, further include for driving
Move and control the discharging roll drive motor of the positive rotary speed of discharge roller or speed reversal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810625717.3A CN108819234B (en) | 2018-06-18 | 2018-06-18 | Powder laying box assembly for selective laser melting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810625717.3A CN108819234B (en) | 2018-06-18 | 2018-06-18 | Powder laying box assembly for selective laser melting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108819234A true CN108819234A (en) | 2018-11-16 |
| CN108819234B CN108819234B (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810625717.3A Active CN108819234B (en) | 2018-06-18 | 2018-06-18 | Powder laying box assembly for selective laser melting |
Country Status (1)
| Country | Link |
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| CN (1) | CN108819234B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589125A (en) * | 2020-12-10 | 2021-04-02 | 浙江意动科技股份有限公司 | Base shaft type metal 3D printing equipment |
| CN112658288A (en) * | 2020-12-10 | 2021-04-16 | 浙江意动科技股份有限公司 | Base shaft type metal 3D printing device |
| CN113319295A (en) * | 2021-05-27 | 2021-08-31 | 哈尔滨理工大学 | Powder supply recovery assembly of selective laser sintering printing equipment |
| CN114378305A (en) * | 2020-10-20 | 2022-04-22 | 株式会社沙迪克 | Laminated shaping device |
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| CN204122757U (en) * | 2014-10-27 | 2015-01-28 | 湖北工业大学 | A kind of powder automatic circulating system of laser 3D printer |
| CN104625062A (en) * | 2015-03-03 | 2015-05-20 | 重庆大学 | Reciprocating powder laying device for selective laser melting |
| CN205982991U (en) * | 2016-08-26 | 2017-02-22 | 广州市三横信息科技有限公司 | Toner cartridge |
| CN107584120A (en) * | 2017-10-26 | 2018-01-16 | 西安国宏天易智能科技有限公司 | A kind of selective laser fusing shapes single scraper two-way powder laying device and method |
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2018
- 2018-06-18 CN CN201810625717.3A patent/CN108819234B/en active Active
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|---|---|---|---|---|
| CN204122757U (en) * | 2014-10-27 | 2015-01-28 | 湖北工业大学 | A kind of powder automatic circulating system of laser 3D printer |
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| CN114378305A (en) * | 2020-10-20 | 2022-04-22 | 株式会社沙迪克 | Laminated shaping device |
| CN112589125A (en) * | 2020-12-10 | 2021-04-02 | 浙江意动科技股份有限公司 | Base shaft type metal 3D printing equipment |
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| CN112589125B (en) * | 2020-12-10 | 2022-08-30 | 嘉兴意动能源有限公司 | Base shaft type metal 3D printing equipment |
| CN113319295A (en) * | 2021-05-27 | 2021-08-31 | 哈尔滨理工大学 | Powder supply recovery assembly of selective laser sintering printing equipment |
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