CN106696260A - 3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device and equipment - Google Patents
3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device and equipment Download PDFInfo
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- CN106696260A CN106696260A CN201710161673.9A CN201710161673A CN106696260A CN 106696260 A CN106696260 A CN 106696260A CN 201710161673 A CN201710161673 A CN 201710161673A CN 106696260 A CN106696260 A CN 106696260A
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- powder feeding
- powdering
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- 239000000843 powder Substances 0.000 title claims abstract description 412
- 230000002457 bidirectional effect Effects 0.000 title abstract description 8
- 238000007639 printing Methods 0.000 title abstract description 4
- 238000010146 3D printing Methods 0.000 claims abstract description 44
- 238000007790 scraping Methods 0.000 claims abstract description 5
- 238000000227 grinding Methods 0.000 claims description 90
- 230000007480 spreading Effects 0.000 claims description 87
- 230000005540 biological transmission Effects 0.000 claims description 46
- 238000007789 sealing Methods 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 11
- 238000010276 construction Methods 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 108010066057 cabin-1 Proteins 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 239000000306 component Substances 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910002114 biscuit porcelain Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010016173 Fall Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- -1 when dismounting Substances 0.000 description 1
Classifications
-
- 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
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to a 3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device. The 3D printing powder delivery and paving linkage type bidirectional powder paving device comprises a worktable, a powder paving driving device, and a powder paving device, wherein the powder paving device is of a powder delivery and paving linkage structure and comprises a powder bin, a powder falling closing area, a quantitative powder delivery area and a powder paving part; the powder falling closing area is arranged at the bottom part of the powder bin, and a powder falling closing shaft is arranged in the powder falling closing area; a detachment and installation structure is arranged between an end cap of the powder bin and the bottom part of the powder bin; a powder bin pressing rotary button is arranged above a roller cylinder in the quantitative powder delivery area and is used for fixing the powder bin and the roller cylinder, a quantitative powder delivery roller is arranged in the quantitative powder delivery area, a powder falling port is arranged under the quantitative powder delivery roller, and the roller cylinder is detachably connected with the bottom part of the powder bin; a powder delivery and paving separation structure is arranged between the powder delivery and paving linkage structure and the powder paving driving device; the powder paving part is arranged at both sides of the roller cylinder, and each side is provided with a scraping knife. The 3D printing powder delivery and paving linkage type bidirectional powder paving device has the advantages that the whole structure is stable, the efficiency is improved by double scraping knives, the bidirectional powder paving function is realized, the aligning process of powder delivery and powder paving in working is not needed, the powder control accuracy is high, and the powder lifting and snapping are avoided; the structure is simple, and the detachment and cleaning are convenient.
Description
Technical field
The invention belongs to 3D printing technique field, more particularly to a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device
With contain a kind of equipment of 3D printing powder feeding and spreading coordinated type two-way powder laying device.
Background technology
3D printing technique refers to that the Complex Three-Dimensional Body of required Forming Workpiece is converted into simple two by slicing treatment
Tie up the combination in section.Much powder is used successively to be printed for raw material in 3D printing technique, layer, from bottom to top
" growth " is into the three-dimensional objects with arbitrarily complicated shape and structure.3D printing technique can effectively overcome traditional handicraft unmanageable
The defect such as labyrinth and complex process, while product design concept is also changed significantly, compared to conventional machining process, its processing
Low cost, stock utilization are high, process velocity is fast.Wherein, formation system is the core component of 3D printing equipment, main to include sending
Powder powdering system and forming technology etc..
At present, field is manufactured in 3D printing, common powdering instrument has scraper plate, roller and mobile hopper-type.Roll type
Powdering mode, mechanism is relative complex, and roller rolled can leave ripple in powder layer surface, influence the smooth of powder layer surface
Degree, while being conducted on following formed blank in the roller compression that powder bears, easily produces intensity part not high and splits
Line；The powdering mode of mobile hopper-type, during using mobile hopper powdering, when moulding material is the poor powder of mobility, powder
End is difficult to be flowed out from hopper slit due to " bridge formation " phenomenon, influences powdering effect.
At this stage, using the various 3D printing techniques of power spreading device, often there is problems with：1. unidirectional powdering is more,
Stroke is wasted, and powdering is less efficient.2. when two-way powder laying is used, such as some use double roller minor structure, and each roller is intended to use
Motor control, powdering complex structure and unstable.3. in existing powdering powder feeding structure, often fixed using powder feed system, powdering
System motion, during powdering, powder feed system is separated with powdering system, and powder is also easy to produce waste, and molding space can be present
A small amount of powder spreading, plays powder phenomenon, influences forming cavity working environment, and then influences the print quality of profiled member, problem above into
The quality and shaping efficiency of type part are produced and had a strong impact on, it would be highly desirable to solved.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, solve the above problems.The invention discloses a kind of 3D printing powder feeding paving
Powder coordinated type two-way powder laying device uses powder feeding and spreading linkage structure, and structure includes print job platform, powdering transmission device, powdering
Device；Power spreading device uses powder feeding and spreading linkage structure, powder feeding and spreading linkage structure to be closed including powder cabin, powder falling respectively from top to bottom
Closed zone, quantitative powder feeding area, quantitative powder feeding area side is provided with powdering part.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, powder falling closes area at powder cabin bottom
Portion, including powder cabin end cap, powder falling closing axle, powder falling closing axle handle；Described powder cabin bottom parts side is provided with powder cabin end cap, interior
Portion is provided with powder falling closing axle, and the powder falling closing axle handle outside powder cabin end cap is connected with powder falling closing axle；The powder that powder falling is closed in area
Storehouse end cap is provided with disassembly and assembly structure with powder cabin bottom, and sealing ring is provided with disassembly and assembly structure, plays sealing function, prevents from being raised during work
Powder, powder cabin end cap, powder falling closing axle and powder falling closing axle handle can integrally be extracted out from powder cabin bottom, be provided with powder falling closing axle
Powder closes mouth；It is convenient that powder falling closing axle is extracted out, can independent dismounting and change, be easy to the dismounting and cleaning of powder feeding and spreading system.It is quantitative
Powder feeding area includes that powder cabin compresses knob, roller, quantitative powder feeding roller, powder falling mouthful；Powder cabin compresses knob above roller, is set in roller
There is quantitative powder feeding roller, below quantitative powder feeding roller, roller is connected powder falling mouthful with powder cabin bottom.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, set between powder cabin bottom and roller
There is disassembly and assembly structure, sealing ring is provided with disassembly and assembly structure, play sealing function, powder spreading when preventing work, powder cabin can spread from powder feeding
Separated in powder linkage structure, so that the inside of easy cleaning powder cabin and roller.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, it is solid that powder cabin compresses knob effect
Powder cabin component is determined above roller, it is ensured that during powder feeding and spreading linkage is moved, powder cabin is not appointed with respect to power spreading device
What movement, powder cabin is not rocked.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, the roller front end in quantitative powder feeding area
Front end with quantitative powder feeding roller is closed by roller right end cap, and roller rear end is provided with roller left end cap, the quantitative powder feeding in roller
Roller rear end is connected through roller left end cap with powdering transmission device.The invention discloses a kind of 3D printing powder feeding and spreading coordinated type
Two-way powder laying device, is provided between powder feeding and spreading linkage structure and powdering transmission device and send powdering isolating construction；Quantitative powder feeding roller
Roller center is embedded in, uniformly prolonging bus is provided with 6 semi-circular recesses wherein in powder feeding roller, flower is made in quantitative powder feeding roller rear end
Bond structure is connected by roller left end cap with powdering transmission device, and powdering isolating construction, whole powder feeding and spreading linkage knot are sent in formation
Structure can integrally take out from printer, convenient to replace and cleaning.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, powdering part in roller both sides,
One scraper is respectively set per side, and scraper passes through roller, scraper to be provided with scraper leveling structure in powdering part, is adjusted by scraper
The distance of knob leveling scraper and working face, the scraping blade of scraper uses silica gel material.
It is the invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device advantage：1. powder feeding knot is gone up
Structure, is rotated by motor quantitative formulation amount powder feeding roller, overall structure closing, by powder under bottom, is reduced dust and is splashed, and reduces powder
Waste.2. quantitative powder feeding roller in powder feeding and spreading linkage structure, uniformly prolongs bus and is provided with 6 semi-circular recesses, is passed with powdering
During dynamic device links, quantitative high-precision powdering is capable of achieving；3. spline structure is made in powder roll shaft end, can be convenient for changing
Powder, powder feeding and spreading component is integrally extracted down by spline structure, after cleaning terminates, is integrally inserted into motor output shaft work,
The structure design, it is simple to operate.4. powder cabin and powder falling closing axle can be removed in powder feeding and spreading linkage structure, convenient independent
Cleaning replacement.5. when powder needs to change in powder cabin funnel, powder falling closing axle handle only need to be closed, integrally removes and change,
In whole Renewal process, powder-tight is good.6. double scraper type two-way powdering mechanisms, simple and reliable for structure, is avoided from overall
General two-way powder laying mechanism constantly switches the working method in powder feeding direction, reduces the probability of malfunction of powder feeding mechanism.
A kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment, device structure joins including a kind of 3D printing powder feeding and spreading
All features of dynamic formula two-way powder laying device；Print job platform is respectively provided on two sides with a Powder Recovery storehouse, and central area is provided with
Forming cavity；Print job platform side is provided with powdering transmission device, and dividing plate is provided between powdering transmission device and forming cavity, and powdering is passed
Dynamic device is with power spreading device in dividing plate both sides；Power spreading device is connected with the transmission driving motor output shaft of powdering transmission device.
The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment, axle is provided with powdering transmission device
Set, quantitative powder feeding roller driving motor output shaft, quantitative powder feeding roll drive motor, quantitative powder feeding roller driving motor output shaft one end connects
Spindle set, the quantitative powder feeding roll drive motor of other end connection, axle sleeve passes through roller left end cap and spline connection, and roller left end cap is inserted
In entering sliding block contiguous block, it is ensured that structural stability.The invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying
Equipment, the quantitative powder feeding roll drive motor is fixed on sliding block contiguous block, and sliding block contiguous block is fixed on the sliding block on guide rail,
Timing Belt gripping block is bolted on sliding block contiguous block and through belt, and guide rail is fixed on guide rails assembling plate, transmission
Motor is fixed on electric machine support, and transmission driving motor output shaft driving pulley transmission component drives sliding connection plate, sliding
Dynamic connecting plate drives and is slidably connected, so as to drive power spreading device.It is double the invention discloses a kind of 3D printing powder feeding and spreading coordinated type
Include piston, electric cylinder and moulding cylinder heating insulating assembly to powdering equipment, in forming cavity.
It is the invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment advantage：1. power spreading device leads to
Powdering transmission device is crossed to be completed to formation cylinder powdering from the end motion to the right of workbench left end, after the layer is machined, powdering dress
Put and completion is moved to formation cylinder powdering again by powdering transmission device from right to left again, realize bidirectional high-efficiency powdering.2. spread
Powder transmission device is laid out on the outside of forming cavity by forming cavity dividing plate, it is to avoid motor works in hot environment, effective to protect
Hindered motor work stability, whole powdering transmission configuration in the outside of the whole working environment of forming cavity, by forming cavity
Dividing plate separates, and protects the working environment of kinematic system, does not have dust pollution, can for a long time, Effec-tive Function.3. powder feeding roller is quantified to drive
Dynamic motor output shaft one end connecting bushing, the quantitative powder feeding roll drive motor of other end connection, axle sleeve connects through left end cap with spline
Connect, in roller left end cap insertion sliding block contiguous block, it is ensured that structural stability in work.4. during powdering, powder feeding and spreading connection
Dynamic structure is turned right from moulding cylinder left side at the uniform velocity move together, is occurred without powder spreading, is played powder phenomenon, and powder is without waste, it is ensured that into
Die cavity working environment, so as to ensure that the print quality of profiled member.
Brief description of the drawings
Fig. 1 is power spreading device structure entirety side schematic view；
Fig. 2 is the side schematic view of spare part relational structure in powdering linkage structure；
Fig. 3 is the positive schematic diagram of spare part relational structure in powdering linkage structure；
Fig. 4 is powdering component area structural representation；
Fig. 5 is a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device structure side schematic view；
A kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment join domain part broken away views of Fig. 6；
Fig. 7 is a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device structure forward direction schematic diagram；
Fig. 8 is a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device structure schematic top plan view.
Reference
1. the powder falling closing axle handle of 2. powder cabin end cap of powder cabin, 3. powder falling closing axle 4.
5. powder cabin compresses the quantitative powder falling mouthful of powder feeding roller 8. of 6. roller of knob 7.
9. the spline of 10. roller right end cap of sealing ring, 11. roller left end cap 12.
The quantitative powder feeding roll drive motor of 13. 14. quantitative powder feeding roller driving motor output shaft of axle sleeve 15.
16. scraper, 17. scraper leveling structure, 20. sliding block contiguous block 21. is driven motor
31. powder fallings close the Powder Recovery storehouse of 50. power spreading device of mouth, 51. print job platform 52.
The powder cabin bottom of 53. forming cavity, 54. powdering transmission device, 55. dividing plate 101.
200. powder fallings close the quantitative powdering part of powder feeding area 400. in area 300..
Specific embodiment
A kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device advantage is：1. powder feeding structure is gone up, is quantified by motor
The quantitative powder feeding roller of control is rotated, overall structure closing, by powder under bottom, is reduced dust and is splashed, and is reduced powder and is wasted.2. powder feeding spreads
Quantitative powder feeding roller, uniformly prolongs bus and is provided with 6 semi-circular recesses, in the mistake linked with powdering transmission device in powder linkage structure
Cheng Zhong, is capable of achieving quantitative high-precision powdering；3. spline structure is made in powder roll shaft end, can be convenient for changing powder, powder feeding and spreading
Component is integrally extracted down by spline structure, after cleaning terminates, is integrally inserted into motor output shaft work, the structure design, behaviour
Make simple and convenient.4. powder cabin and powder falling closing axle can be removed in powder feeding and spreading linkage structure, facilitate individually cleaning to change.5. when
When powder needs to change in powder cabin funnel, powder falling closing axle handle only need to be closed, integrally remove and change, in whole Renewal process
In, powder-tight is good.6. double scraper type two-way powdering mechanisms, simple and reliable for structure, and general two-way powder laying machine is avoided from overall
Structure constantly switches the working method in powder feeding direction, reduces the probability of malfunction of powder feeding mechanism.
With reference to shown in Fig. 1,2,3,4, a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device 50, structure includes printing
Workbench 51, powdering transmission device 54, power spreading device 50；Power spreading device 50 uses powder feeding and spreading linkage structure, powder feeding and spreading connection
Dynamic structure includes that powder cabin 1, powder falling closes area 200, quantitative powder feeding area 300 respectively from top to bottom, and the quantitative side of powder feeding area 300 is provided with
Powdering part 400；
Powder falling closes area 200 in powder cabin bottom 101, including powder cabin end cap 2, powder falling closing axle 3, powder falling closing axle handle 4；It is described
The side of powder cabin bottom 101 be provided with powder cabin end cap 2, inside is provided with powder falling closing axle 3, the powder falling closing axle outside powder cabin end cap 2
Handle 4 is connected with powder falling closing axle 3；
Quantitative powder feeding area 300 includes that powder cabin compresses knob 5, roller 6, quantitative powder feeding roller 7, powder falling mouthful 8；Powder cabin compresses knob 5 and exists
The top of roller 6, is provided with quantitative powder feeding roller 7 in roller 6, powder falling mouthful 8 below quantitative powder feeding roller 7, roller 6 and powder cabin bottom 101
Connection；It is provided between powder feeding and spreading linkage structure and powdering transmission device 54 and send powdering isolating construction；Powdering part 400 is in roller
6 both sides, a scraper 16 is respectively set per side.It is to fix the component of powder cabin 1 in the top of roller 6 that powder cabin compresses the effect of knob 5, it is ensured that sent
During powder powdering linkage is moved, powder cabin 1 relative to power spreading device 50 without any movement, do not rock by powder cabin 1.
Disassembly and assembly structure is provided with as a kind of powder cabin end cap 2 and powder cabin bottom 101 that preferably, powder falling is closed in area 200, is dismounted
Sealing ring 9 is provided with structure, sealing function is played, powder spreading when preventing work, powder cabin end cap 2, powder falling closing axle 3 and powder falling are closed
Axle handle 4 can be extracted out from powder cabin bottom 101 is overall, powder falling closing axle（3）In be provided with powder falling close mouth（31）, powder falling closing axle 3
Facilitate cleaning replacement powder cabin bottom 101 and powder falling closing axle 3 after extraction.
Disassembly and assembly structure is preferably provided between powder cabin bottom 101 and roller 6 as a kind of, sealing ring is provided with disassembly and assembly structure
9, sealing function is played, powder spreading when preventing work, powder cabin 1 and powder falling closing axle 3 can be separated from powder feeding and spreading linkage structure,
So as to the inside of easy cleaning powder cabin 1, powder falling closing axle 3 and roller 6.
Pass through roller right-hand member as a kind of front end of the front end of roller 6 and quantitative powder feeding roller 7 for preferably, quantifying powder feeding area 300
Lid 10 is closed, and the rear end of roller 6 is provided with roller left end cap 11, the rear end of quantitative powder feeding roller 7 in roller 6 through roller left end cap 11 with
With the connection of powdering transmission device 54.
It is provided between powder feeding and spreading linkage structure and powdering transmission device 54 and send powdering isolating construction；In quantitative powder feeding roller 7
The center of roller 6 is embedded in, uniformly prolonging bus is provided with 6 semi-circular recesses wherein in powder feeding roller, flower is made in the quantitative rear end of powder feeding roller 7
The structure of key 12 passes through contiguous block（13）It is connected with powdering transmission device 54, powdering isolating construction, whole powder feeding and spreading connection are sent in formation
Dynamic structure can integrally take out from printer, convenient to replace and cleaning.
Scraper 16 passes through roller 6, scraper 16 to be provided with scraper leveling structure 17 in powdering part 400, is adjusted by scraper
The distance of knob leveling scraper 16 and working face, the scraping blade of scraper 16 uses silica gel material.
When changing powder, powder cabin 1 and powder cabin bottom 101 can integrally remove and change powder, when dismounting, powder cabin 1 and powder
Orlop portion 101 can be taken apart at sealing ring is two about 9, and powder falling closing axle can be dismantled.
It is the invention discloses a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment advantage：1. power spreading device leads to
Powdering transmission device is crossed to be completed to formation cylinder powdering from the end motion to the right of workbench left end, after the layer is machined, powdering dress
Put and completion is moved to formation cylinder powdering again by powdering transmission device from right to left again, realize bidirectional high-efficiency powdering.2. spread
Powder transmission device is laid out on the outside of forming cavity by forming cavity dividing plate 55, it is to avoid motor works in hot environment, effectively
Ensured the stability of motor work, whole powder feeding and spreading transmission configuration in the outside of the whole working environment of forming cavity, by
Forming cavity dividing plate 55 separates, and protects the working environment of kinematic system, does not have dust pollution, can for a long time, Effec-tive Function.3. it is quantitative
Powder feeding roller driving motor output shaft one end connecting bushing, the quantitative powder feeding roll drive motor of other end connection, axle sleeve is left through roller
End cap and spline connection, in roller left end cap insertion sliding block contiguous block, it is ensured that structural stability in work.4. powdering process
In, powder feeding and spreading linkage structure is turned right and at the uniform velocity move from moulding cylinder left side together, is occurred without powder spreading, is played powder phenomenon, powder without
Waste, it is ensured that forming cavity working environment, so as to ensure that the print quality of profiled member.
With reference to shown in Fig. 5,6,7,8, a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment, structure includes a kind of 3D
All features of printing powder feeding and spreading coordinated type two-way powder laying device 50；Print job platform 51 is respectively provided on two sides with a powder and returns
Storehouse 52 is received, central area is provided with forming cavity 53；The side of print job platform 51 is provided with powdering transmission device 54, powdering transmission device 54
Dividing plate 55 is provided between forming cavity 53, powdering transmission device 54 is with power spreading device 50 in the both sides of dividing plate 55；Power spreading device 50 with
The motor output shaft of powdering transmission device 54 is connected, and power spreading device 50 completes to spread formation cylinder from the end motion to the right of workbench left end
After powder, after the layer is machined, motion from right to left completes to spread formation cylinder again again for powder feed system and powdering system linkage
Powder, realizes bidirectional high-efficiency powdering.
Axle sleeve 13, quantitative powder feeding roller driving motor output shaft 14, quantitative powder feeding roller is provided with powdering transmission device 54 to drive
Motor 15, the quantitative one end connecting bushing 13 of powder feeding roller driving motor output shaft 14, the quantitative powder feeding roll drive motor of other end connection
15, quantitative powder feeding roll drive motor 15 uses single servo drive motor.Axle sleeve 13 connects through roller left end cap 11 with spline 12
Connect, in the insertion sliding block of roller left end cap 11 contiguous block 20.
The quantitative powder feeding roll drive motor 15 is fixed on sliding block contiguous block 20, and sliding block contiguous block 20 is fixed on guide rail
Sliding block on, Timing Belt gripping block is bolted on sliding block contiguous block and through belt, and guide rail is fixed on guide rails assembling
On plate, transmission motor 21 is fixed on electric machine support, and driving motor output shaft driving pulley transmission component drives the company of slip
Connect block.
Preferably, in forming cavity 53 include piston, electric cylinder and moulding cylinder heating insulating assembly as a kind of.
During work, powder feeding and spreading linkage is located at the left side of moulding cylinder, and quantitative powder feeding roll drive motor starts, and it is fixed to drive
The quantitative powder falling of amount powder feeding roller, quantitative powder feeding roll drive motor is closed, and powder feeding and spreading linkage is turned right from moulding cylinder left side together
Side shifting, left side scraper plate strikes off powder, and unnecessary powder blows off together, until the Powder Recovery on the right of unnecessary powder arrival
Storehouse 52, after one layer of powder process finishing, electronic cylinder working drives the piston apparatus in leading screw control moulding cylinder to move down necessarily
Distance；Behind the right side of whole powder feeding and spreading linkage movement moulding cylinder, system of processing is processed to bisque, meanwhile, it is quantitative
Powder feeding roll drive motor starts, and drives the quantitative powder falling of quantitative powder feeding roller 7, and quantitative powder feeding roll drive motor is stopped.Treat bisque
After system processing, the quantitative powder falling of powder feeding roller 7 terminate, powder feeding and spreading linkage is moved from right to left, and right side scraper plate scrapes powder
Flat, unnecessary powder blows off together, until unnecessary powder reaches the Powder Recovery storehouse 52 on the left side, now system of processing is to bisque
It is processed, quantitative powder feeding roll drive motor starts, and drives the quantitative powder falling of powder feeding roller 7, and so on.
Claims (9)
1. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device, structure includes print job platform, powdering transmission device, paving
Powder device, it is characterised in that：Power spreading device（50）Using powder feeding and spreading linkage structure, powder feeding and spreading linkage structure divides from top to bottom
Bao Kuo not powder cabin (1), powder falling closing area（200）, quantitative powder feeding area（300）, quantitative powder feeding area side is provided with powdering part
（400）；
Powder falling closes area（200）In powder cabin bottom（101）, including powder cabin end cap（2）, powder falling closing axle（3）, powder falling closing axle handle
Hand（4）；Described powder cabin bottom parts side is provided with powder cabin end cap（2）, inside is provided with powder falling closing axle（3）, powder cabin end cap（2）Outward
Powder falling closing axle handle（4）With powder falling closing axle（3）Connection；
Quantitative powder feeding area includes that powder cabin compresses knob（5）, roller（6）, quantitative powder feeding roller（7）, powder falling mouthful（8）；Powder cabin compresses rotation
Button（5）In roller（6）Top, roller（6）Inside it is provided with quantitative powder feeding roller（7）, powder falling mouthful（8）In quantitative powder feeding roller（7）Lower section, roller
Cylinder（6）With powder cabin bottom（101）Connection；
It is provided between powder feeding and spreading linkage structure and powdering transmission device and send powdering isolating construction；
Powdering part（400）In roller（6）Both sides, a scraper is respectively set per side（16）.
2. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device according to claim 1, it is characterised in that：Powder falling
Close area（200）In powder cabin end cap（2）With powder cabin bottom（101）It is provided with disassembly and assembly structure, powder cabin end cap（2）, powder falling closing axle
（3）With powder falling closing axle handle（4）Can be from powder cabin bottom（101）It is overall to extract out, powder falling closing axle（3）In be provided with powder falling close mouth
（31）.
3. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device according to claim 1, it is characterised in that：Powder cabin
（1）With powder cabin bottom（101）Disassembly and assembly structure is provided with, sealing ring is provided with disassembly and assembly structure（9）, powder cabin bottom（101）With roller（6）
Between be provided with disassembly and assembly structure, sealing ring is provided with disassembly and assembly structure（9）.
4. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device according to claim 1, it is characterised in that：It is quantitative
Powder feeding area（300）Roller（6）Front end and quantitative powder feeding roller（7）Front end pass through roller right end cap（10）Closing, roller（6）Afterwards
End is provided with roller left end cap（11）, roller（6）In quantitative powder feeding roller（7）Rear end passes through roller（6）Roller left end cap（11）
With powdering transmission device（54）Connection.
5. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device according to claim 1, it is characterised in that：It is quantitative
Powder feeding roller（7）It is embedded in roller（6）Center, wherein quantitatively powder feeding roller（7）On uniformly prolong bus and be provided with 6 semi-circular recesses,
Quantitative powder feeding roller（7）Make spline in rear end（12）With powdering transmission device（54）Powdering isolating construction is sent in connection, formation, quantitatively send
Powder roller（7）Rear end and quantitative powder feeding motor connection.
6. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying device according to claim 1, it is characterised in that：Powdering
Part（400）Middle scraper（16）Through roller（6）, scraper（16）It is provided with scraper leveling structure（17）, adjusted by scraper and revolved
Button adjusting flat scraper（16）With the distance of working face, scraper（16）Scraping blade use silica gel material.
7. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment, it is characterised in that：Structure includes a kind of 3D printing powder feeding
All features of powdering coordinated type two-way powder laying device；Print job platform（51）It is respectively provided on two sides with a Powder Recovery storehouse
（52）, central area is provided with forming cavity（53）；Print job platform（51）Side is provided with powdering transmission device（54）, powdering transmission dress
Put（54）Dividing plate is provided between forming cavity（55）, powdering transmission device and power spreading device（50）In dividing plate（55）Both sides；Powdering
Device（50）Motor output shaft with powdering transmission device is connected；Powdering transmission device（54）In be provided with axle sleeve（13）, quantitatively give
Powder roll drive motor output shaft（14）, quantitative powder feeding roll drive motor（15）, quantitative powder feeding roller driving motor output shaft（14）One
End connecting bushing（13）, the quantitative powder feeding roll drive motor of other end connection（15）, axle sleeve（13）Through roller left end cap（11）With
Spline（12）Connection, roller left end cap（11）Insertion sliding block contiguous block（20）In.
8. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment according to claim 7, it is characterised in that：It is described
Quantitative powder feeding roll drive motor（15）It is fixed on sliding block contiguous block（20）On, sliding block contiguous block（20）It is fixed on the sliding block on guide rail
On, Timing Belt gripping block is bolted on sliding block contiguous block and through belt, and guide rail is fixed on guide rails assembling plate, is passed
Dynamic device transmission motor（21）It is fixed on electric machine support, transmission driving motor output shaft driving pulley transmission component drives
Sliding connection block, so as to drive power spreading device（50）.
9. a kind of 3D printing powder feeding and spreading coordinated type two-way powder laying equipment according to claim 8, it is characterised in that：Shaping
Include piston, electric cylinder and moulding cylinder heating insulating assembly in chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161673.9A CN106696260A (en) | 2017-03-17 | 2017-03-17 | 3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161673.9A CN106696260A (en) | 2017-03-17 | 2017-03-17 | 3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106696260A true CN106696260A (en) | 2017-05-24 |
Family
ID=58886769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710161673.9A Pending CN106696260A (en) | 2017-03-17 | 2017-03-17 | 3D (three-dimensional) printing powder delivery and paving linkage type bidirectional powder paving device and equipment |
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| CN (1) | CN106696260A (en) |
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|---|---|---|---|---|
| CN107009616A (en) * | 2017-05-25 | 2017-08-04 | 安徽恒利增材制造科技有限公司 | A kind of powder feeding mechanism of double feed cylinder 3d printers |
| CN107443748A (en) * | 2017-09-30 | 2017-12-08 | 吴江中瑞机电科技有限公司 | 3D printer powder feeding mechanism |
| CN107774998A (en) * | 2017-11-14 | 2018-03-09 | 深圳市圆梦精密技术研究院 | Power spreading device and 3D printing equipment |
| CN108099183A (en) * | 2017-11-27 | 2018-06-01 | 安徽拓宝增材制造科技有限公司 | A kind of two-way powder laying device of double scrapers |
| CN108247058A (en) * | 2018-03-12 | 2018-07-06 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of 3D printing intelligence powder feed system |
| CN108296482A (en) * | 2017-09-28 | 2018-07-20 | 北京科技大学 | A kind of device of laser gain material manufacture powder bed |
| CN108312528A (en) * | 2018-04-18 | 2018-07-24 | 安徽机电职业技术学院 | A kind of console mode powder printer for capableing of two-way powder laying |
| CN108544753A (en) * | 2018-05-07 | 2018-09-18 | 湖南华曙高科技有限责任公司 | Two-way powder laying device, powder supply power spreading device and increasing material manufacturing equipment |
| CN108723370A (en) * | 2018-06-28 | 2018-11-02 | 安徽卓锐三维科技有限公司 | A kind of two-way powder laying device of quantitative powder falling |
| CN108995215A (en) * | 2018-06-27 | 2018-12-14 | 共享智能铸造产业创新中心有限公司 | Power spreading device applied to 3D printer |
| CN109366982A (en) * | 2018-12-14 | 2019-02-22 | 东北林业大学 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
| WO2019042681A1 (en) * | 2017-09-01 | 2019-03-07 | Exone Gmbh | Coating arrangement for a 3d printer |
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| CN110560689A (en) * | 2019-09-29 | 2019-12-13 | 西安增材制造国家研究院有限公司 | Continuous circulation powder laying structure and additive manufacturing forming equipment |
| CN111659890A (en) * | 2020-07-06 | 2020-09-15 | 苏州三峰激光科技有限公司 | Metal 3D prints and spreads powder device |
| CN112846239A (en) * | 2020-12-28 | 2021-05-28 | 季华实验室 | Powder paving mechanism for large metal 3D printing equipment |
| CN113172889A (en) * | 2021-04-26 | 2021-07-27 | 安徽汇正电子科技有限公司 | Powder supply device for 3D printing equipment and 3D printing equipment |
| CN113400643A (en) * | 2021-04-22 | 2021-09-17 | 广东累层科技发展有限公司 | Material spreading device of printing equipment |
| CN113500776A (en) * | 2021-06-16 | 2021-10-15 | 威斯坦(厦门)实业有限公司 | Powder feeding device of 3D printer |
| CN113787709A (en) * | 2021-08-23 | 2021-12-14 | 西安交通大学 | Large-scale long and thin part printing equipment capable of quantitatively selecting area and bidirectionally spreading powder |
| CN114367677A (en) * | 2022-01-12 | 2022-04-19 | 杭州喜马拉雅信息科技有限公司 | Metal 3D prints composite processing device |
| CN115488352A (en) * | 2022-09-23 | 2022-12-20 | 美光(江苏)三维科技有限公司 | Quantitative powder feeding device of metal printer |
| CN116039084A (en) * | 2023-01-17 | 2023-05-02 | 北京易加三维科技有限公司 | Bidirectional powder spreading device |
| CN114290667B (en) * | 2021-12-29 | 2024-02-20 | 湖南华曙高科技股份有限公司 | Shop's powder device and 3D printer |
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| CN107009616A (en) * | 2017-05-25 | 2017-08-04 | 安徽恒利增材制造科技有限公司 | A kind of powder feeding mechanism of double feed cylinder 3d printers |
| WO2019042681A1 (en) * | 2017-09-01 | 2019-03-07 | Exone Gmbh | Coating arrangement for a 3d printer |
| US11577425B2 (en) | 2017-09-01 | 2023-02-14 | Exone Gmbh | Coater assembly for a 3D printer |
| CN108296482A (en) * | 2017-09-28 | 2018-07-20 | 北京科技大学 | A kind of device of laser gain material manufacture powder bed |
| CN107443748A (en) * | 2017-09-30 | 2017-12-08 | 吴江中瑞机电科技有限公司 | 3D printer powder feeding mechanism |
| CN107774998A (en) * | 2017-11-14 | 2018-03-09 | 深圳市圆梦精密技术研究院 | Power spreading device and 3D printing equipment |
| CN108099183A (en) * | 2017-11-27 | 2018-06-01 | 安徽拓宝增材制造科技有限公司 | A kind of two-way powder laying device of double scrapers |
| CN108099183B (en) * | 2017-11-27 | 2019-11-22 | 安徽拓宝增材制造科技有限公司 | A kind of two-way powder laying device of double scrapers |
| CN108247058A (en) * | 2018-03-12 | 2018-07-06 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of 3D printing intelligence powder feed system |
| CN108312528A (en) * | 2018-04-18 | 2018-07-24 | 安徽机电职业技术学院 | A kind of console mode powder printer for capableing of two-way powder laying |
| CN108312528B (en) * | 2018-04-18 | 2023-10-27 | 安徽机电职业技术学院 | Floor type powder printer capable of bidirectionally laying powder |
| CN108544753B (en) * | 2018-05-07 | 2024-04-05 | 湖南华曙高科技股份有限公司 | Bidirectional powder spreading device, powder supplying and spreading device and additive manufacturing equipment |
| CN108544753A (en) * | 2018-05-07 | 2018-09-18 | 湖南华曙高科技有限责任公司 | Two-way powder laying device, powder supply power spreading device and increasing material manufacturing equipment |
| CN110549616A (en) * | 2018-06-04 | 2019-12-10 | 陕西恒通智能机器有限公司 | Retractable 3D printing apparatus |
| CN110549616B (en) * | 2018-06-04 | 2022-03-18 | 陕西恒通智能机器有限公司 | Retractable 3D printing apparatus |
| CN108995215B (en) * | 2018-06-27 | 2020-08-14 | 共享智能铸造产业创新中心有限公司 | Powder paving device applied to 3D printer |
| CN108995215A (en) * | 2018-06-27 | 2018-12-14 | 共享智能铸造产业创新中心有限公司 | Power spreading device applied to 3D printer |
| CN108723370A (en) * | 2018-06-28 | 2018-11-02 | 安徽卓锐三维科技有限公司 | A kind of two-way powder laying device of quantitative powder falling |
| CN109366982A (en) * | 2018-12-14 | 2019-02-22 | 东北林业大学 | A kind of adjustable cantilevered powder feeder unit for 3D printing powder supplies |
| CN109366982B (en) * | 2018-12-14 | 2023-12-26 | 东北林业大学 | Adjustable cantilever type powder supply device for 3D printing powder consumable |
| CN110560689A (en) * | 2019-09-29 | 2019-12-13 | 西安增材制造国家研究院有限公司 | Continuous circulation powder laying structure and additive manufacturing forming equipment |
| CN111659890A (en) * | 2020-07-06 | 2020-09-15 | 苏州三峰激光科技有限公司 | Metal 3D prints and spreads powder device |
| CN112846239B (en) * | 2020-12-28 | 2022-08-16 | 季华实验室 | Powder paving mechanism for large metal 3D printing equipment |
| CN112846239A (en) * | 2020-12-28 | 2021-05-28 | 季华实验室 | Powder paving mechanism for large metal 3D printing equipment |
| CN113400643A (en) * | 2021-04-22 | 2021-09-17 | 广东累层科技发展有限公司 | Material spreading device of printing equipment |
| CN113172889A (en) * | 2021-04-26 | 2021-07-27 | 安徽汇正电子科技有限公司 | Powder supply device for 3D printing equipment and 3D printing equipment |
| CN113500776B (en) * | 2021-06-16 | 2022-12-27 | 威斯坦(厦门)实业有限公司 | Powder feeding device of 3D printer |
| CN113500776A (en) * | 2021-06-16 | 2021-10-15 | 威斯坦(厦门)实业有限公司 | Powder feeding device of 3D printer |
| CN113787709A (en) * | 2021-08-23 | 2021-12-14 | 西安交通大学 | Large-scale long and thin part printing equipment capable of quantitatively selecting area and bidirectionally spreading powder |
| CN114290667B (en) * | 2021-12-29 | 2024-02-20 | 湖南华曙高科技股份有限公司 | Shop's powder device and 3D printer |
| CN114367677A (en) * | 2022-01-12 | 2022-04-19 | 杭州喜马拉雅信息科技有限公司 | Metal 3D prints composite processing device |
| CN115488352A (en) * | 2022-09-23 | 2022-12-20 | 美光(江苏)三维科技有限公司 | Quantitative powder feeding device of metal printer |
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