CN106541570A - A kind of rapid molding device of inside and outside composite construction product - Google Patents
A kind of rapid molding device of inside and outside composite construction product Download PDFInfo
- Publication number
- CN106541570A CN106541570A CN201611180906.1A CN201611180906A CN106541570A CN 106541570 A CN106541570 A CN 106541570A CN 201611180906 A CN201611180906 A CN 201611180906A CN 106541570 A CN106541570 A CN 106541570A
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- shower nozzle
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- extrusion
- photosensitive resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Manufacturing & Machinery (AREA)
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Abstract
The invention discloses a kind of rapid molding device of inside and outside composite construction product, it is made up of extrusion unit, Light Curing Unit, three-dimensional motion mechanism and wiper mechanism, wherein extrusion unit is made up of material volume, extrusion gear, fusion plastification shower nozzle, photosensitive resin shower nozzle and plunger displacement pump；Light Curing Unit is made up of ultra violet light emitter, scanning galvanometer system, F theta lens, and cleaning unit includes enclosed hood, alcohol container, runner, gondola water faucet and Z axis motion module composition.The fusion plastification shower nozzle of extrusion unit, two shower nozzle of photosensitive resin shower nozzle are rigidly connected, and form product inner mesh filling part and product outer wall respectively.Ultraviolet light beam irradiates cured article outer wall, four cleaning sprayers in the enclosed hood of rear cleaning unit are machined layer by layer uniformly sprays alcoholic solution to model surface, rinse the unnecessary photosensitive resin of the uncured extrusion of product surface, the flushable rear product surface for obtaining good fineness.The present invention can meet the higher surface smoothness of product and intensity simultaneously, without the need for post-production.
Description
Technical field
The present invention relates to 3D printing rapid shaping field, and in particular to a kind of macromolecule polymer material rapid shaping dress
Put.
Background technology
3D printing technique, also known as increasing material manufacturing, the technology based on three dimensional computer modeling file, using suitable material
Material, prints construction Three-dimensional Entity Components through layering, it is possible to achieve the simplification production of arbitrarily complicated structure member.3D beats at present
Print molding mode has following several, and fusion sediment formula (FDM is Fused Deposition Modeling), selective laser burn
Knot (SLS is Selective Laser Sintering) and selective light curing molding (SLA i.e. Stereo Lithography
Apparatus) etc..
FDM technology passes through nozzle layer upon layer with thermoplastics such as ABS and PLA as raw material, after silk is melted, finally
It is printed as product.Compared with UV-curing technology, which prints low cost, and prints product strength height, but prints product surface
Fineness is poor.SLA to which scans solidification with ultraviolet light with photosensitive resin as material, after solidifying for one layer, under workbench
One thickness of drop, carries out next layer of scanning solidification, successively molding, final finished product.Compared with FDM technology, SLA into
Type high precision, with higher surface smoothness, but processing cost is higher, and intensity is relatively low.
The content of the invention
A kind of deficiency of the present invention existing for prior art, there is provided rapid shaping dress of inside and outside composite construction product
Put, which is using double shower head mechanisms, shower nozzle extrusion high viscosity photosensitive resin, another shower nozzle extrusion melting FDM technique silks.Utilize
SLA prepares the product outer wall of photosensitive resin material, is prepared using FDM technology,
The accurate irradiation molding of ultraviolet light ensure that the fineness of product surface, be formed by engineering plastics melting and solidification inside product, full
The certain intensity requirement of sufficient product.The present invention reduces processing cost while increasing product strength and surface smoothness.
The technical scheme is that：A kind of rapid molding device of inside and outside composite construction product, it is solid by extrusion unit, light
Change unit, three-dimensional motion mechanism and wiper mechanism composition, wherein extrusion unit is by material volume, extrusion gear, fusion plastification shower nozzle, light
Quick resin shower nozzle and plunger displacement pump composition；Light Curing Unit is made up of ultra violet light emitter, scanning galvanometer system, F-theta lens,
F-theta lens are a kind of special collecting lenses in laser scanning system, and the side-play amount of the output light of this lens is y
=f × tan θ, image height y are directly proportional to the tangent of incident angle θ, and this lens are also referred to as field lens；Cleaning unit include enclosed hood,
Alcohol container, runner, gondola water faucet and Z axis motion module composition；Motion formation system includes shaped platform of the surface with micropore, liquid storage
Groove, three-dimensional motion module.
A kind of rapid molding device of inside and outside composite construction product of the present invention, extrusion unit is by material volume, extrusion gear, melting
Plasticizing shower nozzle, photosensitive resin shower nozzle and plunger displacement pump composition.Fusion plastification shower nozzle, two shower nozzle of photosensitive resin shower nozzle are rigidly connected, and put down
Platform is moved to immediately below fusion plastification shower nozzle, and two gear counter rotatings are engaged with silk and make it into fusion plastification shower nozzle and with three
Dimension motion coordinates melting extrusion to be on demand solidificated in formation product inner mesh filling part on shaped platform；Rear platform move
Move to photosensitive resin shower nozzle, high viscosity photosensitive resin extruded from resin shower nozzle using plunger displacement pump, and with three maintenance and operations
Motivation structure coordinates the consumptive material needed for offer product outer wall on shaped platform, and extrusion resin is outer to have certain Chong Die with internal filling grid
Amount, it is ensured that shell supports bonding to be integrated with internal, and shaped platform to be moved to and wait next step immediately below F-theta lens afterwards
Photocuring process.Photosensitive resin jet diameters are more than fusion plastification jet diameters, the lines width of photosensitive resin shower nozzle extrusion resin
Degree is more than outer wall thickness needed for product, and the photosensitive resin amount extruded also greater than photosensitive resin amount needed for making product outer wall is
Later stage ultraviolet laser solidification retains allowance.
A kind of rapid molding device of inside and outside composite construction product of the present invention, Light Curing Unit by ultra violet light emitter, sweep
Retouch galvanometer system, F-theta lens composition.Photosensitive resin laying every time finishes aftershaping platform and is just being moved to scanning galvanometer system
Lower section, ultra violet light emitter emitting ultraviolet light beam.Rotary reflection makes which be pointed on F-theta lens to scanning galvanometer system on demand,
Ultraviolet light beam is focused to any under F-theta lensings and is radiated on product external liquids photosensitive resin, its ultraviolet hot spot
Diametric requirements are less than fusion plastification jet diameters, to ensure to improve product surface fineness.Ultraviolet hot spot is in scanning galvanometer system
Control lower edge product design outer wall path scanning irradiation so as to which outer wall border curing molding, platform translation is to melting extrusion afterwards
Next step extrusion processing is carried out immediately below shower nozzle.Because its extrusion resin is more than design amount, therefore need after outer wall solidification is finished
It is surface-treated by cleaning unit.
A kind of rapid molding device of inside and outside composite construction product of the present invention, cleaning unit include enclosed hood, alcohol container, stream
Road, cleaning sprayer and Z axis motion module composition.Enclosed hood is that top surface is just hexahedro without bottom surface with shaped platform geomery identical
Housing.Enclosed hood is arranged on Z axis motion module, can do vertical direction motion.Alcohol container, wherein ethanol are installed above enclosed hood
Cleaning sprayer in four side inner walls is averagely allocated to by enclosed hood inner flow passage.After the completion of product molding step,
Platform translation is to enclosed hood.Enclosed hood under the drive of Z axis motion module is moved downward to bottom margin contact moudling and puts down
Platform.Cover interior four cleaning sprayers and uniformly alcoholic solution is sprayed to model surface, rinse the unnecessary light of the uncured extrusion of product surface
Quick resin, the flushable rear product surface for obtaining good fineness.
A kind of rapid molding device of inside and outside composite construction product of the present invention, motion forming unit include that surface carries micropore
Shaped platform, reservoir and three-dimensional motion module.Shaped platform of the surface with micropore is arranged on directly over reservoir, and which is whole
Body is arranged on three-dimensional motion module.Shaped platform three-dimensional motion module drive under by fixed route motion, make consumptive material by
Arrangement molding need to be superimposed on shaped platform.During cleansing article, unnecessary photosensitive resin and alcoholic solution after cleaning
Slid to shaped platform in reservoir by the micropore on shaped platform surface, be easy to plant maintenance.
Inside and outside the present invention is a kind of, the rapid molding device processing method of composite construction product is：Platform moves to melting first
Immediately below plasticizing shower nozzle, two gear counter rotatings are engaged with silk and make it into fusion plastification shower nozzle melting extrusion solidification, are matched somebody with somebody
Conjunction three-dimensional motion module moves on demand and filling part inside product is formed on shaped platform, and then platform is moved to photosensitive resin
Immediately below shower nozzle, high viscosity photosensitive resin is extruded from shower nozzle using plunger displacement pump and coordinate three-dimensional motion module to move on demand
On shaped platform for product outer wall positioning provide photocuring needed for consumptive material, shaped platform is moved to into F- along guide rail next
Theta lens just below, scanning galvanometer rotary reflection on demand after ultra violet light emitter emitting ultraviolet light beam to scanning galvanometer system
Which is made to be pointed on F-theta lens, ultraviolet light beam is focused to any under F-theta lensings and is radiated at product outer wall liquid
On photosensitive resin, ultraviolet hot spot is in the control lower edge product design outer wall path scanning irradiation of scanning galvanometer system so as to outer wall side
Boundary's curing molding.Return immediately below fusion plastification shower nozzle after declining a setting floor height with rear platform, continue next laminate system
It is standby, moved in circles until product preparation is completed successively.After product print procedure terminates, under shaped platform just moves to enclosed hood
Side, wiper mechanism drop to its bottom contact moudling platform, are uniformly sprayed to product surface using many shower nozzles inside wiper mechanism
The uncured photosensitive resin of alcoholic solution dissolving product surface, after cleaning, unnecessary photosensitive resin and alcoholic solution are flat by molding
The micropore on platform surface is slid into reservoir below.
Compared with existing rapid forming equipment, the present invention can meet the higher surface smoothness of product and intensity simultaneously, and
And directly use after the completion of product, without the need for post-production.
Description of the drawings
Fig. 1 is a kind of rapid molding device principle schematic of inside and outside composite construction product of the present invention.
Fig. 2 is a kind of cleaning unit schematic diagram of the rapid molding device of inside and outside composite construction product of the present invention.
Fig. 3 is a kind of extrusion cell schematics of the rapid molding device of inside and outside composite construction product of the present invention.
Fig. 4 is a kind of Light Curing Unit schematic diagram of the rapid molding device of inside and outside composite construction product of the present invention.
Fig. 5 is a kind of motion molding cell schematics of the rapid molding device of inside and outside composite construction product of the present invention.
In figure：1- cleaning units；2- extrudes unit；3- Light Curing Units；4- motion forming units；1-1-Z axle motion moulds
Group；1-2- cleaning sprayers；1-3- runners；1-4- alcohol containers；1-5- enclosed hoods；2-1- photosensitive resin shower nozzles；2-2- fusion plastifications
Shower nozzle；2-3- extrudes gear；2-4- material volumes；2-5- plunger displacement pumps；3-1-F-theta lens；3-2- scanning galvanometer systems；3-3- is purple
Outer optical transmitting set；Shaped platform of the 4-1- surfaces with micropore；4-2- reservoirs；4-3- three-dimensional motion modules.
Specific embodiment
The invention provides a kind of rapid molding device of inside and outside composite construction product, the device is by cleaning unit, extrusion
Unit, Light Curing Unit, motion forming unit composition, as shown in figure 1, wherein cleaning unit includes Z axis motion module 1-1, clear
Shower nozzle 1-2, runner 1-3, alcohol container 1-4 and enclosed hood 1-5 are washed, as shown in Figure 2；Wherein extruding unit includes photosensitive resin shower nozzle
2-1, fusion plastification shower nozzle 2-2, extrusion gear 2-3, silk consumptive material 2-4, plunger displacement pump 2-5, as shown in Figure 3；Wherein photocuring list
Including F-theta lens 3-1, scanning galvanometer system 3-2, ultra violet light emitter 3-3, as shown in Figure 4；Wherein motion forming unit
Including surface with the shaped platform 4-1 of micropore, reservoir 4-2, three-dimensional motion module 4-3, as shown in Figure 5.
A kind of course of work of the rapid molding device of inside and outside composite construction product of the present invention is that platform 4-1 first is moved to
Immediately below fusion plastification shower nozzle 2-2, two gear 2-3 counter rotatings are engaged with silk 2-4 and make it into fusion plastification shower nozzle 2-2 simultaneously
Melting extrusion solidifies, and coordinates three-dimensional motion module 4-3 to move on demand and filling part inside product is formed on shaped platform 4-1,
Then platform 4-1 is moved to immediately below photosensitive resin shower nozzle 2-1, using plunger displacement pump 2-5 by high viscosity photosensitive resin from shower nozzle
Extrude and coordinate three-dimensional motion module 4-3 move on demand on shaped platform 4-1 for product outer wall positioning provide photocuring needed for
Consumptive material, shaped platform 4-1 is moved to into scanning galvanometer 3-2 along guide rail next below, ultra violet light emitter 3-3 emitting ultraviolet lights
To scanning galvanometer after scanning galvanometer system 3-2, rotary reflection makes which be pointed on F-theta lens 3-1 to beam on demand, and ultraviolet light beam exists
Any is focused under F-theta lens 3-1 effects to be radiated on product outer wall liquid photosensitive resin, ultraviolet hot spot is in scanning galvanometer
System 3-2 control lower edge product outer wall path movement one is enclosed so as to outer wall border curing molding.Decline one with rear platform 4-1
Return after setting floor height immediately below fusion plastification shower nozzle 2-2, continue next laminate and prepare, moved in circles until product system successively
It is standby to complete.After product print procedure terminates, shaped platform 4-1 is moved to immediately below enclosed hood 1-5, and wiper mechanism drops to its bottom
Portion's contact moudling platform 4-1, using many shower nozzle 1-2 inside wiper mechanism uniformly to product surface sprinkling alcoholic solution dissolving product
The uncured photosensitive resin in surface, the micropore of unnecessary photosensitive resin and alcoholic solution by shaped platform 4-1 surfaces after cleaning
Slide into reservoir 4-2 below.
Claims (5)
1. a kind of rapid molding device of inside and outside composite construction product, it is characterised in that：By extrusion unit, Light Curing Unit, three
Dimension motion and wiper mechanism composition, wherein extrusion unit is by material volume, extrusion gear, fusion plastification shower nozzle, photosensitive resin spray
Head and plunger displacement pump are constituted；Light Curing Unit is made up of ultra violet light emitter, scanning galvanometer system, F-theta lens, cleaning unit
Constitute including enclosed hood, alcohol container, runner, gondola water faucet and Z axis motion module；Motion formation system include surface with micropore into
Type platform, reservoir, three-dimensional motion module.
2. the rapid molding device of a kind of inside and outside composite construction product according to claim 1, it is characterised in that：Extrusion is single
Unit is made up of material volume, extrusion gear, fusion plastification shower nozzle, photosensitive resin shower nozzle and plunger displacement pump, fusion plastification shower nozzle, photosensitive resin
Two shower nozzle of shower nozzle is rigidly connected, and platform is moved to immediately below fusion plastification shower nozzle, and two gear counter rotatings are engaged with silk and make which
Into fusion plastification shower nozzle and coordinate melting extrusion to be on demand solidificated on shaped platform with three-dimensional motion mechanism to be formed inside product
Grid fills part；Rear platform be moved to immediately below photosensitive resin shower nozzle, using plunger displacement pump by high viscosity photosensitive resin from tree
Extrude in fat shower nozzle.
3. the rapid molding device of a kind of inside and outside composite construction product according to claim 1, it is characterised in that：Photocuring
Unit is made up of ultra violet light emitter, scanning galvanometer system, F-theta lens, and rotary reflection makes which to scanning galvanometer system on demand
It is pointed on F-theta lens, ultraviolet light beam is focused to any under F-theta lensings, and to be radiated at product external liquids photosensitive
On resin, its ultraviolet hot spot diametric requirements is less than fusion plastification jet diameters, and ultraviolet hot spot controls lower edge in scanning galvanometer system
Product design outer wall path scanning irradiation so as to outer wall border curing molding.
4. the rapid molding device of a kind of inside and outside composite construction product according to claim 1, it is characterised in that：Cleaning is single
Unit includes enclosed hood, alcohol container, runner, cleaning sprayer and Z axis motion module composition, and enclosed hood is top surface and shaped platform shape
Equivalently-sized without the just hexahedro housing in bottom surface, enclosed hood is arranged on Z axis motion module, can do vertical direction motion, enclosed hood
Alcohol container is installed in top, and wherein ethanol is averagely allocated to the spray of the cleaning in four side inner walls by enclosed hood inner flow passage
Head；After the completion of product molding step, immediately below platform translation to enclosed hood；Enclosed hood is under the drive of Z axis motion module to moving down
Move to bottom margin contact moudling platform；Cover interior four cleaning sprayers and uniformly alcoholic solution is sprayed to model surface, rinse product
The unnecessary photosensitive resin of the uncured extrusion in surface, the flushable rear product surface for obtaining good fineness.
5. the rapid molding device of a kind of inside and outside composite construction product according to claim 1, it is characterised in that：Move into
Type unit includes shaped platform of the surface with micropore, reservoir and three-dimensional motion module, shaped platform of the surface with micropore
Directly over reservoir, on three-dimensional motion module, shaped platform is under the drive of three-dimensional motion module for its integral installation
Move by fixed route, make the consumptive material superposition arrangement molding on shaped platform on demand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180906.1A CN106541570B (en) | 2016-12-20 | 2016-12-20 | A kind of rapid molding device of inside and outside composite construction product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180906.1A CN106541570B (en) | 2016-12-20 | 2016-12-20 | A kind of rapid molding device of inside and outside composite construction product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106541570A true CN106541570A (en) | 2017-03-29 |
| CN106541570B CN106541570B (en) | 2019-07-12 |
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| CN201611180906.1A Active CN106541570B (en) | 2016-12-20 | 2016-12-20 | A kind of rapid molding device of inside and outside composite construction product |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379545A (en) * | 2017-09-06 | 2017-11-24 | 四川梦之兰文化传媒有限公司 | 3D printer objective table with sterilizing function |
| CN110355999A (en) * | 2019-06-29 | 2019-10-22 | 浙江大学 | DLP compound extruded formula 3D printer |
| CN111531880A (en) * | 2020-04-03 | 2020-08-14 | 湖南大学 | Multimode multi-material photocuring 3D printing equipment |
| CN111716724A (en) * | 2020-07-03 | 2020-09-29 | 湖北金色阳光创客教育有限公司 | Sand removal and piece taking device of 3D printer |
| CN112497735A (en) * | 2019-12-31 | 2021-03-16 | 管彩琴 | Multi-nozzle linkage type mechanical three-dimensional printer based on hierarchical contour coupling |
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| CN205668388U (en) * | 2016-04-26 | 2016-11-02 | 中国科学院化学研究所 | A kind of 3D printing equipment using photocuring technology |
| CN206558554U (en) * | 2017-02-20 | 2017-10-13 | 安徽师范大学 | A kind of device for building local cleaning ambient protective film growth |
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| JPH06315986A (en) * | 1993-04-30 | 1994-11-15 | Olympus Optical Co Ltd | Optical shaping apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379545A (en) * | 2017-09-06 | 2017-11-24 | 四川梦之兰文化传媒有限公司 | 3D printer objective table with sterilizing function |
| CN110355999A (en) * | 2019-06-29 | 2019-10-22 | 浙江大学 | DLP compound extruded formula 3D printer |
| CN110355999B (en) * | 2019-06-29 | 2021-11-12 | 浙江大学 | DLP composite extrusion formula 3D printer |
| CN112497735A (en) * | 2019-12-31 | 2021-03-16 | 管彩琴 | Multi-nozzle linkage type mechanical three-dimensional printer based on hierarchical contour coupling |
| CN111531880A (en) * | 2020-04-03 | 2020-08-14 | 湖南大学 | Multimode multi-material photocuring 3D printing equipment |
| CN111716724A (en) * | 2020-07-03 | 2020-09-29 | 湖北金色阳光创客教育有限公司 | Sand removal and piece taking device of 3D printer |
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| Publication number | Publication date |
|---|---|
| CN106541570B (en) | 2019-07-12 |
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