CN204658966U - A kind of 3D printing equipment preparing thermoplastic elastomer article - Google Patents
A kind of 3D printing equipment preparing thermoplastic elastomer article Download PDFInfo
- Publication number
- CN204658966U CN204658966U CN201520301115.4U CN201520301115U CN204658966U CN 204658966 U CN204658966 U CN 204658966U CN 201520301115 U CN201520301115 U CN 201520301115U CN 204658966 U CN204658966 U CN 204658966U
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- valve body
- needle
- machine barrel
- hopper
- thermoplastic elastomer
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Abstract
The utility model discloses a kind of 3D printing equipment preparing thermoplastic elastomer article, extrude the compositions such as unit, three-dimensional coordinate platform and frame primarily of material melts supply unit, material, extrude in unit at material, material after fusion plastification is full of valve body by hot flow path, the folding of valve body nozzle is controlled by needle, needle be fixed on there is certain elastic deformability and heat-insulating capability insulator on, above insulator, apply with spring and electromagnet the pressure that corresponding power makes fused materials produce in valve body balance with it, thus nozzle can be shut by needle, when intermittence moves up and down controller control electromagnet according to certain rules, needle also moves up and down accordingly because the balance of power is broken, thus make nozzle constantly open and close formation droplet, droplet cools deposition modeling on three-dimensional platform, finally prints goods.The utility model can by different sequential ejection unlike material droplet or fuse, printable soft or hard composite and have multifunctional gradient goods.
Description
Technical field
The utility model relates to a kind of three-dimensional printing technology field, particularly relates to a kind of three-dimensional modeling apparatus applied extrusion theory and prepare thermoplastic elastomer article.
Background technology
At present, three-dimensional printing technology has the 3D such as Stereolithography, injection of material, binding agent injection, Fused Deposition Modeling, selective laser sintering, sheet lamination and oriented energy deposition and prints technique, and wherein fused glass pellet is most widely used.Fused glass pellet adopts hot melt shower nozzle that Plasitc fibers material is gone out from shower nozzle extruding after fusing, and it is shaping to be deposited on assigned address Post RDBMS.The material of fused glass pellet technique is generally thermoplastic, as wax, ABS, PC, nylon etc.Need the filamentary material becoming to have special diameter by corresponding materials processing before printing; and carry out the process accordingly such as dedusting, drying; high to characteristic requirements such as the rigidity of material; material price is expensive; and the phenomenon often having silk material skidding entanglement in print procedure occurs; causing melting charging insufficient, there is defect in goods.In addition, the 3D printer of existing fused glass pellet mainly adopts two roller extruding to drive silk material to advance, non-puddle plays plunger effect promotion puddle and extrudes shower nozzle, but plunger effect can not be played for materials such as such as TPE, TPU, PA12 owing to lacking necessary rigidity, so market adopts the 3D printing device of fused glass pellet technology can only process the materials such as PLA, ABS, PC, the printing processing of the materials such as thermoplastic elastomer (TPE) can not be carried out, thus limit the application of 3D printing.
This device is according to extruder processing and forming principle, and carry out improving accordingly can being used for processing multiple thermoplastic elastic material to it, thus solve the shortcomings such as the requirement of fused glass pellet 3D printing device to printed material is high, material price is expensive, printed material limitation is large, can processing thermoplastic elastomeric material, and on this device, add that many cover plasticizing apparatus directly can be prepared soft or hard composite and have the material of multifunctional gradient, greatly extend the application of 3D printing technique.
Summary of the invention
The purpose of this utility model is to propose a kind of 3D printing equipment preparing thermoplastic elastomer article, solve current fused glass pellet 3D printing device to the rigidity requirement of printed material, the 3D that can realize thermoplastic elastic material prints, simultaneously, equipment can realize silk and pile up or droplet accumulation, meets the requirement of different accuracy and many material stackings.
The technical scheme realizing above-mentioned purpose is, a kind of 3D printing equipment preparing thermoplastic elastomer article, extrudes unit, three-dimensional coordinate platform and frame composition primarily of material melts supply unit, material; In material melts supply unit, material enters machine barrel inside by hopper, singe screw in machine barrel drives it to rotate with corresponding rotating speed by shaft coupling under the effect of stepper motor, and the heating-cooling device that machine barrel is installed controls the temperature in machine barrel by control system; Extrude in unit at material, material after fusion plastification is full of valve body by hot flow path, the folding of valve body nozzle is controlled by needle, needle be fixed on there is certain elastic deformability and heat-insulating capability insulator on, above insulator, apply with spring and electromagnet the pressure that corresponding power makes fused materials produce in valve body balance with it, three-dimensional coordinate platform below nozzle does the motion of certain rule under the effect of control system on X, Y, Z tri-directions, and droplet cools deposition modeling on three-dimensional platform.
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, wherein material melts supply unit is primarily of hopper, machine barrel, stepper motor, shaft coupling, screw rod, heating-cooling device composition; Material enters machine barrel by hopper, and hopper is made up of weigh-hatching plant and storing hopper; Stepper motor is connected with screw rod by shaft coupling, by the rotating speed of the accurate control step motor of driver.
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, wherein the composition such as needle, valve body, nozzle, heater of unit primarily of electromagnet, spring, lifting platform, band insulator extruded by material; Electromagnet is arranged on lifting platform, spring is placed between the needle of lifting platform and band collet, initial tension of spring can be changed by regulating the height of lifting platform, to ensure that spring and electromagnet are applied to the pressure that in power on insulator and valve body, fused materials produces and keep balancing, when electromagnet lifts, balance is broken, needle is by jack-up, nozzle is opened and is produced droplet or fuse, control work of electromagnet frequency just controllable valve pin open frequency, thus control the frequency of droplet generation and the blocking-up of fuse; Insulator is formed by heat-barrier material and the combination of materials with certain elastic deformability, both can play heat insulation effect, and can prevent again fused materials from flowing out from top; Heater is used for ensureing that the temperature of fused materials in valve body keeps certain scope.
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, three-dimensional coordinate platform can be realized the motion in X, Y, Z tri-directions by controller, can make droplet and fuse cooling deposition on platform according to certain rules, form required goods.
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, many cover material melts supply units can be used, fusion plastification is carried out to multiple material, then with junction station, multiple nozzle is secured together, the nozzle different with controller sprays droplet or fuse by different sequential, just printable soft or hard composite and the goods with multifunctional gradient.
Accompanying drawing explanation
Fig. 1 is a kind of 3D printing equipment structural representation preparing thermoplastic elastomer article of the utility model.
In figure: 1-stepper motor, 2-shaft coupling, 3-hopper, 4-screw rod, 5-heating-cooling device, 6-machine barrel, 7-electromagnet, 8-lifting platform, 9-spring, 10-insulator, 11-heater, 12-needle, 13-valve body, 14-three-dimensional coordinate platform, 15-frame.
Detailed description of the invention
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, as shown in Figure 1, extrudes the compositions such as unit, three-dimensional coordinate platform 12 and frame 15 primarily of material melts supply unit, material, wherein material melts supply unit is primarily of compositions such as stepper motor 1, shaft coupling 2, hopper 3, screw rod 4, heating-cooling device 5, machine barrels 6, stepper motor 1 is connected with screw rod 4 by shaft coupling 2, thus control the rotating speed of screw rod, screw rod 4 is fixed in machine barrel 6, material enters in machine barrel 6 by hopper 3, heating-cooling device 5 is fixed on machine barrel 6, is controlled the temperature in machine barrel 6 by controller control heating-cooling device 5, wherein material extrudes unit primarily of electromagnet 7, spring 9, lifting platform 8, insulator 10, needle 12, valve body 13, composition such as heater 11 grade, electromagnet 7 is arranged on lifting platform 8, spring 9 is placed between lifting platform 8 and insulator 10, spring 9 pretightning force can be changed by regulating the height of lifting platform 8, to ensure that spring 9 and electromagnet 7 are applied to the pressure that in power on insulator and valve body 13, fused materials produces and keep dynamic equilibrium, when controller control electromagnet 7 lifts, balance is broken, needle 12 is by jack-up, nozzle is opened and is produced droplet or fuse, control operating frequency just controllable valve pin 12 open frequency of electromagnet 7, thus control the frequency of droplet generation and the blocking-up of fuse, heater 11 is used for ensureing that the temperature of fused materials in valve body 13 keeps certain scope.
A kind of 3D printing equipment preparing thermoplastic elastomer article of the utility model, material enters machine barrel 6 by hopper 3, hopper 3 is made up of weigh-hatching plant and storing hopper, so that conservative control feeding quantity, stepper motor 1 drives screw rod 4 to rotate by shaft coupling 2, by the rotating speed of the accurate control step motor 1 of driver, thus the rotating speed of conservative control screw rod 4, material is made to be able to mix in machine barrel 6, conveying also final plasticizing completely enters valve body 13, fused materials is full of valve body 13, controller controls electromagnet 7 and makes to control needle 13 by corresponding frequency action by certain frequency action, thus control the generation of droplet, meanwhile, three-dimensional coordinate platform 14 below nozzle under the effect of control system at X, Y, Z tri-directions are done the motion of certain rule, droplet cools deposition modeling on three-dimensional platform, finally print goods.
Claims (2)
1. prepare a thermoplastic elastomer article's 3D printing equipment, it is characterized in that: extrude unit, three-dimensional coordinate platform and frame composition primarily of material melts supply unit, material; In material melts supply unit, material enters machine barrel inside by hopper, and the singe screw in machine barrel drives it to rotate by shaft coupling under the effect of stepper motor; The heating-cooling device that machine barrel is installed controls the temperature in machine barrel by control system; Extrude in unit at material, material after fusion plastification is full of valve body by hot flow path, the folding of valve body nozzle is controlled by needle, needle be fixed on there is elastic deformability and heat-insulating capability insulator on, above insulator, apply with spring and electromagnet the pressure that corresponding power makes fused materials produce in valve body balance with it; Three-dimensional coordinate platform below nozzle is taken exercises under the effect of control system on X, Y, Z tri-directions, and droplet cools deposition modeling on three-dimensional platform.
2. a kind of 3D printing equipment preparing thermoplastic elastomer article according to claim 1, is characterized in that: wherein material melts supply unit is primarily of hopper, machine barrel, stepper motor, shaft coupling, screw rod, heating-cooling device composition; Material enters machine barrel by hopper, and hopper is made up of weigh-hatching plant and storing hopper; Stepper motor is connected with screw rod by shaft coupling, by the rotating speed of the accurate control step motor of driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301115.4U CN204658966U (en) | 2015-05-12 | 2015-05-12 | A kind of 3D printing equipment preparing thermoplastic elastomer article |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301115.4U CN204658966U (en) | 2015-05-12 | 2015-05-12 | A kind of 3D printing equipment preparing thermoplastic elastomer article |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204658966U true CN204658966U (en) | 2015-09-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301115.4U Expired - Fee Related CN204658966U (en) | 2015-05-12 | 2015-05-12 | A kind of 3D printing equipment preparing thermoplastic elastomer article |
Country Status (1)
| Country | Link |
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| CN (1) | CN204658966U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493968A (en) * | 2016-12-15 | 2017-03-15 | 北京化工大学 | A kind of method and device of the production foaming product that combines with 3D printing |
| KR101776616B1 (en) * | 2015-10-02 | 2017-09-11 | 주식회사 쓰리디컨트롤즈 | Three dimensional printing apparatus and method using method metal powder-containing material |
| CN114801165A (en) * | 2022-03-10 | 2022-07-29 | 浙江师范大学 | Formula 3D printing apparatus is extruded to granule |
-
2015
- 2015-05-12 CN CN201520301115.4U patent/CN204658966U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101776616B1 (en) * | 2015-10-02 | 2017-09-11 | 주식회사 쓰리디컨트롤즈 | Three dimensional printing apparatus and method using method metal powder-containing material |
| US10843263B2 (en) | 2015-10-02 | 2020-11-24 | 3D Controls Inc. | Composition containing metal powder for three-dimensional printing, three-dimensional printing method using same as raw material, and three-dimensional printing device |
| CN106493968A (en) * | 2016-12-15 | 2017-03-15 | 北京化工大学 | A kind of method and device of the production foaming product that combines with 3D printing |
| CN114801165A (en) * | 2022-03-10 | 2022-07-29 | 浙江师范大学 | Formula 3D printing apparatus is extruded to granule |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20180512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |