CN209533689U - A kind of ceramic 3D printing molding machine based on SLA technique - Google Patents
A kind of ceramic 3D printing molding machine based on SLA technique Download PDFInfo
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- CN209533689U CN209533689U CN201821809014.8U CN201821809014U CN209533689U CN 209533689 U CN209533689 U CN 209533689U CN 201821809014 U CN201821809014 U CN 201821809014U CN 209533689 U CN209533689 U CN 209533689U
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- bottom plate
- screw rod
- platform
- ceramic
- scraper plate
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Abstract
The utility model relates to a kind of ceramic 3D printing molding machine based on SLA technique, including bottom plate and the bracket being mounted on bottom plate and driving mechanism, the driving mechanism includes lifting motor and scrapes board motor, it is provided with horizontally disposed shaped platform and feeding platform on the bracket, the lifting motor drives the shaped platform, feeding platform to move in vertical direction, the material scraper plate of vertical arrangement is additionally provided on the bracket, material scraper plate described in the scraper plate motor driven moves in the horizontal direction.Mechanical property with higher and preferable surface accuracy can be obtained by the device of the utility model, high temperature resistant, corrosion resistant ceramic moulded part is not necessarily to mold, can further genralrlization 3D printing industrial circle application.
Description
Technical field
The utility model relates to a kind of 3D printing technique, especially a kind of ceramic 3D printing based on SLA technique forms dress
It sets, belongs to printer technology field.
Background technique
It is reported that 3D printing goes out a variety of different process, such as FDM (Fused according to the different demarcation of material
DepositionModeling, fusion sediment) technology, SLA (Stereo LithographyApparatus, photosensitive resin selection
Property solidification) technology, SLS (Selective LaserSintering, dusty material selective laser sintering) technology, 3DP
(3Three DimensionPrinting, 3D jet printing) technology etc..
In recent years, as difference of the people to 3D printing molded part use environment requires, the performance of material is proposed more
High requirement, as ceramic material is applied to the skill in 3D printing in this case by the demand of higher-strength under high-temperature condition
Art is come into being, and more apparent laminated striation prevents traditional FDM technology from being applied in the 3D printing of ceramic material very well, in addition to
Above-mentioned FDM method, the 3D printing method of comparative maturity is to be based on being evolved on SLA Process ba- sis at present.
Utility model content
The purpose of this utility model is that: in view of the defects existing in the prior art, propose a kind of ceramics based on SLA technique
3D printing molding machine.
In order to reach the goals above, the utility model provides a kind of ceramic 3D printing molding machine based on SLA technique, packet
The bracket and driving mechanism for including bottom plate and being mounted on bottom plate, the driving mechanism includes lifting motor and scrapes board motor, in institute
It states and is provided with horizontally disposed shaped platform and feeding platform on bracket, the lifting motor drives the shaped platform, feed
Platform moves in vertical direction, and the material scraper plate of vertical arrangement, the scraper plate motor driven institute are additionally provided on the bracket
Material scraper plate is stated to move in the horizontal direction.
In above structure, one kind is proposed based on SLA moulding process for application of the ceramic material in 3D printing
Improved forming method, the application with further genralrlization inorganic ceramic material in 3D printing field.It is different from traditional SLA technique
Feed charging pattern, here provided with two platforms, respectively feeding platform and shaped platform.
Further, the shaped platform, feeding platform are square plate, and the shaped platform is located at feeding platform
Top, the material scraper plate are square plate.
Further, the bracket includes the vertical bar that bottom plate quadrangle is arranged in, and the vertical bar positioned at bottom plate left end passes through molding
The platform and shaped platform can be moved up and down along the vertical bar, the vertical bar positioned at bottom plate right part pass through feeding platform and institute
Stating feeding platform can move up and down along the vertical bar；It is connected with cross bar between two vertical bars of floor length direction arrangement, it is described
Cross bar passes through material scraper plate and the material scraper plate can be moved left and right along cross bar.
Further, the left end of the bottom plate is equipped with left-handed screw rod, and the left-handed screw rod is disposed in bottom plate left end
Among two vertical bars；The right part of the bottom plate is equipped with dextrorotation screw rod, and the dextrorotation screw rod is disposed in bottom plate right part
Among two vertical bars；The left-handed screw rod, dextrorotation screw rod have external thread part, and the external thread part of the left-handed screw rod passes through molding
The external thread part of the platform and shaped platform can be moved up and down along its external thread part, the dextrorotation screw rod passes through feeding platform
And the feeding platform can be moved up and down along its external thread part.
Further, the lower end of the left-handed screw rod is equipped with the first gear that is vertically arranged, under the dextrorotation screw rod
End is equipped with the second gear being vertically arranged, and the first gear is meshed with the third gear that transmission shaft left end is arranged in, institute
It states second gear and is meshed with the 4th gear that transmission shaft right end is arranged in, the third gear, the 4th equal lateral arrangement of gear,
The transmission shaft is mounted on bottom plate by left and right two supports, and the middle part of the transmission shaft is equipped with turbine, the turbine and snail
Bar matches, and the worm screw is connected with the lifting motor being mounted on bottom plate.
Further, the right end scraped board motor and be mounted on bottom plate by mounting base, the output end for scraping board motor
Equipped with driving gear, the driving gear is connected by transmission belt with driven gear, the transmission belt across material scraper plate and
The transmission belt is fixedly connected with material scraper plate.
Further, it is formed with through-hole on the top for two vertical bars for being located at the bottom plate left end, is provided in the through-hole
Longitudinally connected bar, the driven gear are mounted on longitudinally connected bar；It is rectangular for being formed with section on the top of the material scraper plate
The through hole of shape, the transmission belt passes through through hole, and the transmission belt is fixedly connected by fastener with material scraper plate.
The advantages of the utility model, is as follows:
1) the feed laying device of the utility model can contribute to be formed the printable layer of smooth densification, traditional utilizing
When SLA technique, when feed mode is applied in ceramic material, the problem of it is discontinuous to will cause feed, stone out-of-flatness, this reality
This problem can be effectively solved with novel method；
2) ceramic material in the utility model and photosensitive resin material are self-control, facilitate pushing away for 3D printing material
Extensively；
3) ceramic moulded part finally obtained in the utility model mechanical property with higher and preferable surface accuracy,
High temperature resistant, it is corrosion-resistant, it can be widely applied to biological chemical field.
Detailed description of the invention
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the structural schematic diagram of the utility model one embodiment.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the process flow chart of the utility model one embodiment.
In figure: 1. bottom plates, 2. brackets, 2-1. vertical bar, 2-2. cross bar, 3. shaped platforms, 4. feeding platforms, 5. material scrapers
Plate, 6. lifting motors, 7. scrape board motor, and 8. left-handed screw rods, 9. dextrorotation screw rods, 10. first gears, 11. second gears, 12. pass
Moving axis, 13. third gears, 14. the 4th gears, 15. turbines, 16. supports, 17. worm screws, 18. mounting bases, 19. transmission belts, 20.
Longitudinally connected bar, 21. molded parts, 22. fasteners.
Specific embodiment
Embodiment one
Present embodiments provide a kind of ceramic 3D printing molding machine based on SLA technique, structure such as Fig. 2 and Fig. 3 institute
Show, including bottom plate 1 and the bracket being mounted on bottom plate 12 and driving mechanism, driving mechanism includes lifting motor 6 and scrapes board motor
7, horizontally disposed shaped platform 3 and feeding platform 4 are provided on bracket 2, lifting motor 6 drives the shaped platform 3, supplies
Material platform 4 moves in vertical direction, and the material scraper plate 5 of vertical arrangement is additionally provided on bracket 2, scrapes board motor 7 and drives material
Scraper plate 5 moves in the horizontal direction.
Shaped platform 3, feeding platform 4, material scraper plate 5 are square plate, and shaped platform 3 is located at feeding platform 4
Top, material scraper plate 5 are located at the top of shaped platform 3.
Bracket 2 includes the vertical bar 2-1 that bottom plate quadrangle is arranged in, and vertical bar 2-1 is fixedly mounted on bottom plate 1, and it is left to be located at bottom plate 1
Two vertical bar 2-1 at end pass through shaped platform 3 and shaped platform 3 can be moved up and down along vertical bar 2-1, are located at 1 right end of bottom plate
Two vertical bar 2-1 in portion pass through feeding platform 4 and feeding platform 4 can be moved up and down along vertical bar 2-1；Along floor length direction
Cross bar 2-2 is connected separately between two vertical bar 2-1 of arrangement, two cross bar 2-2 pass through material scraper plate 5 and material scraper plate 5
It can be moved left and right along cross bar 2-2.The left end of bottom plate 1 is equipped with the first mounting hole, be provided in the first mounting hole left-handed screw rod 8 and
Left-handed screw rod 8 can rotate in the first mounting hole, and left-handed screw rod 8 is disposed among two vertical bar 2-1 of 1 left end of bottom plate.
The right part of bottom plate 1 is equipped with the second mounting hole, is provided with dextrorotation screw rod 9 in the second mounting hole and dextrorotation screw rod 9 can be second
It is rotated in mounting hole, dextrorotation screw rod 9 is disposed among two vertical bar 2-1 of 1 right part of bottom plate.Left-handed screw rod 8, dextrorotation silk
Bar 9 has external thread part, and the external thread part of left-handed screw rod 8 passes through shaped platform 3 and the shaped platform 3 can be along its external screw thread
Portion moves up and down, and the external thread part of dextrorotation screw rod 9 passes through feeding platform 4 and feeding platform 4 can move down on its external thread part
It is dynamic.
In addition, the lower end of left-handed screw rod 8 is equipped with the first gear 10 being vertically arranged, the lower end of dextrorotation screw rod 9 is equipped with
The second gear 11 being vertically arranged, first gear 10 are meshed with the third gear 13 that 12 left end of transmission shaft is arranged in, the second tooth
Wheel 11 is meshed with the 4th gear 14 that 12 right end of transmission shaft is arranged in, third gear 13, the equal lateral arrangement of the 4th gear 14, passes
Moving axis 12 is mounted on bottom plate 1 by left and right two supports 16, and the middle part of transmission shaft 12 is equipped with turbine 15, turbine 15 and worm screw
17 match, and worm screw 17 is connected with the lifting motor 6 being mounted on bottom plate 1.
The right end that board motor 7 is mounted on bottom plate 1 by mounting base 18 is scraped, the output end for scraping board motor 7 is equipped with driving gear,
Driving gear is connected by transmission belt 19 with driven gear, and transmission belt 19 is across material scraper plate 5 and transmission belt 19 and material scraper
Plate 5 is fixedly connected.It is formed with through-hole on the top for two vertical bar 2-1 for being located at 1 left end of bottom plate, is provided in through-hole longitudinally connected
Bar 20, driven gear are mounted on longitudinally connected bar 20.Being formed with section on the top of material scraper plate 5 is rectangular through hole,
Transmission belt 19 passes through through hole, and transmission belt 19 is fixedly connected by fastener 22 with material scraper plate 5, so that material scraper plate 5
Can under the drive of transmission belt 19 transverse shifting.
A kind of ceramic 3D printing forming method based on SLA technique, as shown in Figure 1, comprising the following steps:
The foundation of the first step, threedimensional model is modeled using common 3 d modeling software, is built according to actual needs
It needs to be converted to source file into 3D printing general format after the completion of mould, such as .stl format, and is transmitted in printer and is sliced
Layered shaping；
Second step, stock, are divided into two steps, and the first step is to be fully ground into homemade inorganic ceramic powder (silica)
Ceramic slurry (grinding 2 hours), second step is abundant by ceramic slurry and photosensitive resin material (cyanate resin) 7:1 in mass ratio
It is uniformly mixed, forms the mixture slurry of high solid phase；
Third step, feed are to be fed to realize to feeding platform by feed bin, and there are two platforms in printer, that is, form
Mixture slurry in feed bin is pushed on feeding platform by platform and feeding platform in feed；
4th step, stone pass through one rise and one drop of feeding platform 4 and shaped platform 3, and are struck off using material scraper plate 5 come real
Existing, material scraper plate 5 pushes to shaped platform 3 and paves the mixture slurry on feeding platform 4 to form fine and close printable layer, to
Next time when stone, shaped platform 3 is declined to the height of a thickness, feeding platform 4 rises a thickness height, then weighs again
Multiple stone movement；
5th step, 3D printing molding, using laser (UV lamp or ultraviolet light i.e. in SLA technique) to being paved on shaped platform
Fine and close printable layer be irradiated according to the path set, issue the photosensitive resin material in mixture slurry in laser irradiation
Third contact of a total solar or lunar eclipse curing reaction, and the ceramic material in mixture slurry is tightly wrapped completes printing, can be formed one it is preliminary at
Type part；
6th step, necessary post-processing carry out high temperature sintering ungrease treatment (temperature to the preliminary molded part that printing is completed
1200 DEG C, time 20h), the solidification of the ceramic slurry to the inside " package " is also completed during degreasing, to be formed final
Ceramic moulded part
7th step after taking out above-mentioned molded part, carries out surface glazing processing to ceramic moulded part, can be obtained final
Ceramic moulded part.
Embodiment two
The present embodiment and embodiment one the difference is that, what inorganic material was selected in second step is Zirconium oxide powder,
Milling time is 3h, and the mixed proportion with photosensitive resin material is 8:1；In step 6, the temperature of high temperature sintering is set as
1500 DEG C, the time is set as 30h.
Embodiment three
The present embodiment and embodiment one the difference is that, in second step, what inorganic material was selected is zirconium oxide with
The mixed-powder of silica, the two mixed proportion are taken as 1:1, milling time 3.5h, the mixing ratio with photosensitive resin material
Example is 9:1；In step 6, the temperature of high temperature sintering is set as 1400 DEG C, and the time is set as 28h.
New ceramics 3D printing forming method of the utility model based on SLA technique, by grinding ceramic inorganic material
Be uniformly mixed at after slurry with photosensitive resin material, using improved SLA technique to the photosensitive resin material in mixture slurry into
Row Stereolithography finally forms final ceramic moulded part using high temperature is degreasing sintered.This method can obtain have it is higher
Mechanical property and preferable surface accuracy, high temperature resistant, corrosion resistant ceramic moulded part, be not necessarily to mold, can further genralrlization 3D
It is printed upon the application of industrial circle.
In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.
Claims (7)
1. a kind of ceramic 3D printing molding machine based on SLA technique, it is characterised in that: including bottom plate (1) and be mounted on bottom plate
(1) bracket (2) and driving mechanism on, the driving mechanism includes lifting motor (6) and scrapes board motor (7), in the bracket
(2) horizontally disposed shaped platform (3) and feeding platform (4) are provided on, the lifting motor (6) drives the shaped platform
(3), feeding platform (4) moves in vertical direction, and the material scraper plate (5) of vertical arrangement, institute are additionally provided on the bracket (2)
It states and scrapes board motor (7) the material scraper plate (5) is driven to move in the horizontal direction.
2. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 1, it is characterised in that: it is described at
Type platform (3), feeding platform (4) are square plate, and the shaped platform (3) is located at the top of feeding platform (4), the object
Expect that scraper plate (5) are square plate.
3. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 2, it is characterised in that: the branch
Frame (2) includes the vertical bar (2-1) that bottom plate quadrangle is arranged in, and the vertical bar (2-1) for being located at bottom plate (1) left end passes through shaped platform (3)
And the shaped platform (3) can move up and down along vertical bar (2-1), and the vertical bar (2-1) for being located at bottom plate (1) right part passes through feed
Platform (4) and the feeding platform (4) can be moved up and down along vertical bar (2-1)；Along two vertical bars of floor length direction arrangement
It is connected between (2-1) cross bar (2-2), the cross bar (2-2) passes through material scraper plate (5) and the material scraper plate (5) can edge
Cross bar (2-2) moves left and right.
4. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 3, it is characterised in that: the bottom
The left end of plate (1) is equipped with left-handed screw rod (8), and the left-handed screw rod (8) is disposed in two vertical bar (2- of bottom plate (1) left end
1) intermediate；The right part of the bottom plate (1) is equipped with dextrorotation screw rod (9), and the dextrorotation screw rod (9) is disposed in bottom plate (1) right side
Two vertical bars (2-1) of end are intermediate；The left-handed screw rod (8), dextrorotation screw rod (9) have external thread part, the left-handed screw rod
(8) external thread part passes through shaped platform (3) and the shaped platform (3) can be moved up and down along its external thread part, the right side
The external thread part of rotation screw rod (9) passes through feeding platform (4) and the feeding platform (4) can be moved up and down along its external thread part.
5. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 4, it is characterised in that: the left side
The lower end of rotation screw rod (8) is equipped with the first gear (10) being vertically arranged, and the lower end of the dextrorotation screw rod (9) is equipped with vertical cloth
The second gear (11) set, third gear (13) of the first gear (10) with setting in transmission shaft (12) left end are meshed,
Fourth gear (14) of the second gear (11) with setting in transmission shaft (12) right end is meshed, in the transmission shaft (12)
Portion is equipped with turbine (15), and the turbine (15) matches with worm screw (17), and the worm screw (17) is connected with lifting motor (6).
6. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 5, it is characterised in that: described to scrape
The output end of board motor (7) is equipped with driving gear, and the driving gear is connected by transmission belt (19) with driven gear, the biography
Dynamic band (19) passes through material scraper plate (5) and the transmission belt (19) is fixedly connected with material scraper plate (5).
7. a kind of ceramic 3D printing molding machine based on SLA technique according to claim 6, it is characterised in that: be located at
The top of two vertical bars (2-1) of bottom plate (1) left end is formed with through-hole, and longitudinally connected bar (20) are provided in the through-hole,
The driven gear is mounted on longitudinally connected bar (20)；It is rectangular for being formed with section on the top of the material scraper plate (5)
Through hole, the transmission belt (19) passes through through hole, and the transmission belt (19) passes through fastener (22) and material scraper plate (5)
It is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809014.8U CN209533689U (en) | 2018-11-05 | 2018-11-05 | A kind of ceramic 3D printing molding machine based on SLA technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821809014.8U CN209533689U (en) | 2018-11-05 | 2018-11-05 | A kind of ceramic 3D printing molding machine based on SLA technique |
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| Publication Number | Publication Date |
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| CN209533689U true CN209533689U (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821809014.8U Active CN209533689U (en) | 2018-11-05 | 2018-11-05 | A kind of ceramic 3D printing molding machine based on SLA technique |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435006A (en) * | 2018-11-05 | 2019-03-08 | 南京中船绿洲机器有限公司 | A kind of ceramic 3D printing molding machine and method based on SLA technique |
| CN112622265A (en) * | 2021-01-11 | 2021-04-09 | 陇东学院 | Manufacturing method for regulating and controlling mechanical property of rapid forming component based on SLA |
-
2018
- 2018-11-05 CN CN201821809014.8U patent/CN209533689U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435006A (en) * | 2018-11-05 | 2019-03-08 | 南京中船绿洲机器有限公司 | A kind of ceramic 3D printing molding machine and method based on SLA technique |
| CN112622265A (en) * | 2021-01-11 | 2021-04-09 | 陇东学院 | Manufacturing method for regulating and controlling mechanical property of rapid forming component based on SLA |
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