CN206140927U - High strength polymer 3D printing apparatus - Google Patents
High strength polymer 3D printing apparatus Download PDFInfo
- Publication number
- CN206140927U CN206140927U CN201621221785.6U CN201621221785U CN206140927U CN 206140927 U CN206140927 U CN 206140927U CN 201621221785 U CN201621221785 U CN 201621221785U CN 206140927 U CN206140927 U CN 206140927U
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- China
- Prior art keywords
- film
- speed
- fixing device
- collector
- shaping
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Abstract
The utility model discloses a high strength polymer 3D printing apparatus belongs to 3D and prints the field. The device main including extruder, hopper, heating device, stromatolite ware, film setting device, take -up pulley, film fixing device, static spout that the mucilage binding is put, laser cutting ware, clamp plate, waste film collector and print platform. What be in same horizontal plane has stromatolite ware, film setting device, film fixing device, print platform and a waste film collector, and the speed of the rising velocity of the extrusion speed of stromatolite ware and film setting device's speed, take -up pulley, film fixing device's speed and waste film collector is unanimous, and print platform finishes can rise earlier the goods compaction then the take the altitude that descends in cutting at every turn. Its mechanical properties of film who produces through the stromatolite ware is showing and is improving, and through the compaction that bonds of the solution binder with the material between layer and the layer, the utility model relates to a shortcoming that present 3D print speed is slow, cool time long and goods intensity is low has been solved to the device.
Description
Technical field
The utility model is related to a kind of high-strength polymer 3D printing equipment, belongs to 3D printing field.
Background technology
3D printing technique referred to and is superimposed by continuous physical layer, successively increases material to manufacture the technology of 3D solid,
It is different with traditional removal materials processing technology, so and being known as increasing material manufacturing (AM, Additive
Manufacturing).At this stage main application fields have Making mold, artistic creation, product model biology work to 3D printing technique
Journey and medical science etc., traditional retrofit technique is replaced by 3D printing technique.
3D printing technique has been achieved at present significant progress, it is possible to realize color printing.The famous 3D printer of comparison
Manufacturer is this two company of 3D Systems and Stratasys of the U.S., and 3D printing at this stage is in and develops rapidly and integrate
Stage.Domestic 3D printing starting is relatively slow, and development speed is slower, and only Some Enterprises have started production and the pin of 3D printer
Sell.But the product relative skill content of domestic 3D printer is relatively low, in print speed, printing precision and printing scale etc.
Aspect is difficult to meet business demand.3D printing wants to further expand, and is still faced with many problems：One is cost aspect, now
The 3D printer that market is sold is expensive, and to 3D printing popularization certain puzzlement is caused.Two is that the material for printing is most at present
All it is chemical polymerization thing, the limitation of product is larger, and the mechanical performance of product is poor, and secure context there is also risk.Three
It is that optimization in terms of print speed and precision and printing effect is not also solved, improving print speed will reduce printing
Precision, so as to affect product percent of pass, but improving printing precision can cause print speed to reduce, so as to go extensive life
Produce, there are Serious conflicts between both.
The preparation technology and the document and patent of device for improving print speed and printing product strength demand can be met at present
Report is less.
Polymer nanocomposite laminated device used in the utility model, reference is a patent of invention
200910237622.5, by the superposition of n-layer macromolecule melt, and one layer of receiving with highly crystalline orientation is formed through biaxial tension
Rice laminate film, the nano-stack film has excellent mechanical performances, to the strength enhancing of 3D printing product valuable help is played.
The utility model is layered the stack layers method of forming based on polymer nanocomposite laminated device with the thin slice in 3D printing, by setting
Meter realizes that the successively cutting of polymer nanocomposite laminate film is stacked, and so as to obtain high intensity product, while improve print speed, is
3D printing is in more areas using the condition of providing.
Utility model content
The utility model is related to a kind of high-strength polymer 3D printing equipment, and laminated device has been combined with 3D printing device
Come, the nano-stack film that laminated device is produced is cut by the laser cutter of 3D printing device stack, improve
Print speed, reduces cool time, one layer before cutting can be all sprayed per layer film and is glued with film material identical solution
Knot agent, the material after cutting is compacted by a pressing plate, make between layers can tight bond, laminated device production
Nano-stack film Jing after lamination and biaxial tension its mechanical property significantly improve, therefore product have higher mechanical property
Energy.
The utility model proposes a kind of high-strength polymer 3D printing equipment, it has mainly been constituted：Extruder, hopper,
Heater, lamination device, shaping film device, tensioning wheel, film fixing device, static glue spraying device, laser cutter, pressure
Plate, useless film collector and print platform, wherein extruder is connected with lamination device, and lamination device device backward is successively shaping film
Device, tensioning wheel, film fixing device, static glue spraying device, laser cutter and useless film collector, under laser cutter
Side is a pressing plate that can be stretched, and is print platform below pressing plate；Shaping film device, tensioning wheel, film fixing device
Put together, shaping film device, film fixing device and useless film collector film is set in same level,
Film be in sustained height have lamination device outlet, shaping film device import, shaping film device outlet, film fixing device
The position with film contacts such as import and export, receiving platform and useless film collector roller, extruded velocity and the film of lamination device are determined
Speed and useless film when the rate of climb, the film fixing device when speed of service of type device, tensioning wheel work works is collected
The speed of device will be consistent, and print platform all can first rise a segment distance after cutting every time terminates so that product is through pressure
Certain distance is moved down again after plate extruding bonding.
The utility model proposes a kind of high-strength polymer 3D printing equipment, wherein extruder pass through four with shaft coupling
Bolt carries out axially position, and lamination device carries out axially position and be connected, the polymer of supply is melted with shaft coupling by four bolts
System causes the nano-stack film with crystalline orientation, and the nano-stack film has strong mechanical performance, strengthens 3D printing
The intensity of product.
The utility model proposes a kind of high-strength polymer 3D printing equipment, the motor of extruder is stepper motor, is led to
Cross 485 communication interfaces to be connected with display screen, the speed of the folded extrusion sheet of key-course is reached by controlling extruder screw rotating speed.
Shaping film device is three roller extruders, for adjusting the nano-stack film thickness of preparation, needed for reaching the sheet material of extrusion
Thickness.
The utility model proposes a kind of high-strength polymer 3D printing equipment, its Method of printing step is：
The first step, polymeric material is added in barrel, and extruded machine is plastified into after melt, melt flow through lamination device and
Become n-layer film after shaping equipment, the nano-stack film with crystalline orientation will be processed into after n-layer film biaxial tension,
Nano-stack film reaches through shaping film device and needs thickness；Second step, nano-stack film is through static tensioning wheel
Film fixing device is reached, now the preparation speed of film is identical with the speed of shaping film device and film fixing device, film
Fixing device can be when nano-stack film be through static glue spraying device, and nozzle sprays the electrostatic adhesive solution of phase same material
Pour on film, treat that film reaches print platform, now film fixing device quits work, and tensioning wheel begins to ramp up, and laser is cut
Cutter cuts rapidly the film on print platform, and after end to be cut, pressing plate reaches print platform top, print platform from outside
Rise certain altitude, the product of printing is extruded, then print platform declines certain altitude, is located just at product top
Film lower section, film fixing device is started working, and tensioning wheel declines, and useless film collector starts to collect useless film, now three's speed
It is identical and more than lamination extruded velocity, so repeatedly operation until 3D products are printed, then by product carry out drying and
Post processing.
The utility model proposes a kind of high-strength polymer 3D printing equipment, wherein tensioning wheel are when film is cut
Carry out ascending motion, its mobile accuracy is 0.01mm, it is to avoid the nano-stack stacks of thin films that front produces together, raising speed thereon
Degree is identical with the speed of lamination device output film, and cut film is static, but lamination device is continuous work, now
The film for manufacturing needs tensioning wheel to be collected, and tensioning wheel will be together with continuous work be connected to discontinuous operation.
The utility model proposes a kind of high-strength polymer 3D printing equipment, wherein film fixing device are double roller extruding
Machine, the transfixion when laser instrument cuts nano-stack film, plays fixation, squeezes with three rollers the rear speed of service has been cut
Press is consistent, until new uncut nano-stack film covers stop motion again after whole receiving platform, the film that gives up is collected
The moving situation of device is identical with two roll press, and cutting terminates rear print platform and first rises product compacting translation one still further below
Film thickness.
The utility model proposes a kind of high-strength polymer 3D printing equipment, wherein the binding agent for adopting between layers
It is the solution of polymeric material preparation, the solvent for using has preferable volatility, possesses volatilization under temperature-controlled conditions soon, bonding
The characteristics of property is good, improves 3D printing product overall mechanical properties.
The utility model proposes a kind of high-strength polymer 3D printing equipment, wherein reducing printing by cutting film
Cool time, printing cooling is carried out without every layer of pointwise, solve the problems, such as that print speed is slow, significantly improve print speed.
The utility model is by the way that laminated device is combined with 3D printing device so that 3D printing becomes more convenient,
By nano-stack film that lamination device is produced, its mechanical property is significantly improved Jing after lamination and stretching, so that 3D printing product
Intensity increases, and is bondd and compressed by the solution binding agent of same material between layers, it is ensured that product is between layers
Caking property, it is not easy to disconnect, because laser cutter directly cuts one layer, reduce the product cooling time, print speed carries
Height, this device and method have been obviously improved the intensity of print speed and product, present 3D printing speed are solved slowly, during cooling
Between it is long, the low shortcoming of product strength, the application for new technology provides more spaces, so as to meet different application field pair
The different demands of 3D printing.
Description of the drawings
Fig. 1 is a kind of high-strength polymer 3D printing assembly axis side schematic diagram of the utility model；
Fig. 2 is a kind of high-strength polymer 3D printing schematic device of the invention；
Fig. 3 is a kind of high-strength polymer 3D printing device schematic top plan view of the utility model；
Fig. 4 is a kind of film running orbit schematic diagram of high-strength polymer 3D printing device of the utility model；
Fig. 5 is a kind of laser cutting partial schematic diagram of high-strength polymer 3D printing device of the utility model；
Fig. 6 is a kind of laser cutting part of the pressing plate of high-strength polymer 3D printing device of the utility model at outside
Schematic diagram；
Fig. 7 is a kind of laser cutting part of the pressing plate of high-strength polymer 3D printing device of the utility model at inboard
Schematic diagram.
1- extruders, 2- hoppers, 3- heaters, 4- lamination devices, 5- shaping film devices, 6- tensioning wheels, 7- films are consolidated
Determine device, 8- static glue spraying devices, 9- laser cutters, 10- pressing plates, the useless film collectors of 11-, 12- print platforms.
Specific embodiment
The utility model proposes a kind of high-strength polymer 3D printing device, it has mainly been constituted：Extruder 1, hopper 2,
Heater 3, three lamination devices 4, shaping film device 5, tensioning wheel 6, film fixing device 7, static glue spraying devices 8, laser
Cutter 9, pressing plate 10, useless film collector 11 and print platform 12, the position of each parts and annexation such as Fig. 1-Fig. 3 institutes
Show.According to the utility model proposes a kind of high-strength polymer 3D printing method, polymeric material is added in hopper 2,
Extruded machine 1 and its heater 3 and three lamination devices 4, surpass being processed into 128 layers after the superposition of 2 layer films and biaxial tension
The thin nano-stack film with crystalline orientation, nano-stack film reaches the thickness of 0.5mm through shaping film device 5, so
Afterwards film fixing device 7 is reached through static tensioning wheel 6, now the preparation speed of film and shaping film device 5 and film
The speed of fixing device 7 is identical, and when nano-stack film is through static glue spraying device 8, nozzle glues the electrostatic of phase same material
To on film, then film reaches the top of print platform 12 to mixture solution spraying, and now film fixing device 7 quits work,
Bearing up pulley 6 begins to ramp up, and laser cutter 9 cuts rapidly the film of the top of print platform 12, as shown in Figure 5-Figure 7, knot to be cut
Shu Hou, the pressing plate 10 that outside is rested on originally is rapidly moved to inner side, and print platform 12 first rises certain altitude by product top to pressure
It is compacted on plate, then to certain altitude is moved down, makes product top be located at whole film lower section, now film fixing device 7
Start working, tensioning wheel 6 declines, useless film collector 11 starts to collect useless film, now three's speed is identical and extrudes more than lamination
Speed, so repeatedly operation is printed up to 3D products, then product is dried and post-processed.Film running orbit
Schematic diagram is as shown in Figure 4.
Claims (2)
1. a kind of high-strength polymer 3D printing equipment, it is characterised in that：Mainly include extruder, hopper, heater, lamination
Device, shaping film device, tensioning wheel, film fixing device, static glue spraying device, laser cutter, pressing plate, useless film collector and
Print platform, wherein extruder are connected with lamination device, and lamination device device backward is successively shaping film device, tensioning wheel, thin
Film fixing device, static glue spraying device, laser cutter and useless film collector, below laser cutter being one can stretch
The pressing plate of contracting, is print platform below pressing plate；Shaping film device, tensioning wheel, film fixing device put together, film
Shaping equipment, film fixing device and useless film collector are being set in film in same level, and film is in same height
That what is spent has the outlet of lamination device, shaping film device import, and the outlet of shaping film device, film fixing device are imported and exported, receive and put down
The position with film contacts such as platform and useless film collector roller, the extruded velocity of lamination device and the operation speed of shaping film device
The speed of speed and useless film collector when the rate of climb, film fixing device when degree, tensioning wheel work works will keep
Unanimously, print platform all can first rise a segment distance after every time cutting terminates so that product after pressing plate extruding bonding again
Move down certain distance.
2. a kind of high-strength polymer 3D printing equipment according to claim 1, it is characterised in that：Film fixing device is
Two roll press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621221785.6U CN206140927U (en) | 2016-11-14 | 2016-11-14 | High strength polymer 3D printing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621221785.6U CN206140927U (en) | 2016-11-14 | 2016-11-14 | High strength polymer 3D printing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206140927U true CN206140927U (en) | 2017-05-03 |
Family
ID=58626863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621221785.6U Expired - Fee Related CN206140927U (en) | 2016-11-14 | 2016-11-14 | High strength polymer 3D printing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206140927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106426911A (en) * | 2016-11-14 | 2017-02-22 | 北京化工大学 | High-strength polymer 3D printing device and method |
-
2016
- 2016-11-14 CN CN201621221785.6U patent/CN206140927U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106426911A (en) * | 2016-11-14 | 2017-02-22 | 北京化工大学 | High-strength polymer 3D printing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20191114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |