CN206953562U - The rotary-type polychrome extrusion system of 3D printing - Google Patents
The rotary-type polychrome extrusion system of 3D printing Download PDFInfo
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- CN206953562U CN206953562U CN201720494355.XU CN201720494355U CN206953562U CN 206953562 U CN206953562 U CN 206953562U CN 201720494355 U CN201720494355 U CN 201720494355U CN 206953562 U CN206953562 U CN 206953562U
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- printing
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- rotary
- friction pulley
- rotating cylinder
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Abstract
A kind of 3D printing be the utility model is related to rotary-type polychrome extrusion system.The problem of the utility model aimed to solve the problem that in existing 3D printing technique in polychrome or more file printings, and cost of labor is big, and automaticity is low.The utility model is provided with out material through hole including bearing, and the upper surface installation rotary wheel device of bearing and extruding device, the lower surface of bearing are provided with printing head；Extruding device includes the material extrusion roller of material extrusion motor driven, and the main shaft of the material extrusion roller is in the main shaft institute of friction pulley in the plane so that when discharge roller is in correspondence position, the material extrusion roller and the friction pulley are tangent.The beneficial effects of the utility model are：Can be stocked up multiple color simultaneously, realize the automation reloaded, and levels of precision is high, and motion is more smooth, be switched between raw material thread smooth.
Description
Technical field
3D printing device, method association area is the utility model is related to, particularly a kind of 3D printing is extruded with rotary-type polychrome
System.
Background technology
3D printing（3DP) be rapid shaping technique one kind, it be one kind based on mathematical model file, with powder
Shape metal or plastics etc. can jointing material, come the technology of constructed object by way of successively printing.3D printing former material at this stage
Material uses high flow modifier PLA, itself this wire, is wound on line roller, and during processing, end is installed on the pan feeding of printhead
Mouthful, be driven and progressively extract out, into printhead wire rod heating after melt, be finally presented on print platform and solidify, composition beat
It is printed as product.
Corresponding, 3D printing raw material mainly have multiple monochromes such as red, white, green, pink colour, 3D printing raw material master
Have ABS, PLA, PA, etc. material when need print polychrome when, pass through multiple nozzle cluster connect different colours raw material line roller, shape
Into an effect for set printing, or the raw material of different colours is repeatedly successively loaded in shower nozzle, to form the chromatograph of different colours.It is more
The raw material line roller of head shower nozzle connection different materials, form the effect of FGM.In summary, staff adds in product
Often the putting material situation of raw material is monitored during work, guarantee is reloaded and not fracture, and labor intensity is big, generally requires individually
It is artificial be monitored, waste of manpower resource.
The content of the invention
The purpose of this utility model is exactly that cost of labor is big in order to solve in existing 3D printing technique in multi-color printing, from
The problem of dynamicization degree is low.
In order to solve the above technical problems, concrete scheme of the present utility model is：
A kind of rotary-type polychrome extrusion system of 3D printing, bearing are provided with out material through hole, and the upper surface installation of bearing turns
Wheel apparatus and extruding device, the lower surface of bearing are provided with printing head；
The rotary wheel device includes the motor in upper surface of support, coordinates the rotating cylinder of installation, friction with motor output shaft
Wheel is uniformly provided with several friction pulleys along the external diameter of rotating cylinder, and corresponds to each friction pulley friction pulley on rotating cylinder and be provided with pan feeding
Through hole, the wheel shaft of the friction pulley are horizontally mounted；
The extruding device includes the material extrusion roller of material extrusion motor driven, and the main shaft of the material extrusion roller is in friction pulley friction pulley
Main shaft institute in the plane so that when discharge roller is in correspondence position, the material extrusion roller and the friction pulley are tangent.
On the rotating cylinder, it is additionally provided with ratchet between each friction pulley, the tooth form end of the ratchet is smoothly held farther relative to it
From the material extrusion roller, the height of the ratchet is a, and the height that the friction pulley protrudes from the rotating cylinder is b, a>B, the material extrusion
Device is hinged to be connected on the bearing, and reset element is provided between the bearing.
Preferably, the outer rim of the friction pulley wheel shaft is provided with the arc groove to match with wire rod external diameter.The motor connects
Controller is connect to control the position of each friction pulley.
Preferably, the reset element includes the spring being installed on bearing and is fixed on spring one end to material extrusion roller
The briquetting of position-limiting action.There is provided spring compression between material extrusion motor cabinet and bearing, the design both with reset function and also with
Make to make the pressure between holding material silk and material extrusion roller and friction pulley eventually.
Or reset element is the wind spring being installed on hinging supporting shaft.
Preferably, it is engaged between the motor and the rotating cylinder by gear and gear hole, the bearing is provided with projection
Cylinder, bearing is equipped between the rotating cylinder and the cylinder, the printing head is connected and installed with radiator fan.
The supporting polychrome 3D printing side using above-mentioned 3D printing with rotary-type polychrome extrusion system in specific works
Method, comprise the following steps：
（1）Adjustment：Different colours wire rod control rotating cylinder rotation, makes finger from entering material through hole and penetrate to friction pulley to be in contact
Friction pulley where determining color is in out above material through hole；
（2）Pan feeding：Material extrusion motor driven material extrusion roller rotates, and material extrusion roller drives wire raw material wire rods through discharging jointly with friction pulley
Through hole enters in printing head, starts print procedure；
（3）Discharging：After monochrome printing, material extrusion motor driven material extrusion roller reversely rotates, and material extrusion roller and friction pulley are common
Wire raw material wire rods are driven to return to step along going out material through hole and from print in shower nozzle to detach（1）In state.
In the step（1）In, specify friction pulley reach material extrusion roller before, material extrusion roller ratchet drive under shake with reduce with
Frictional force between the friction pulley of approach before.
The beneficial effects of the utility model are：
（1）A kind of rotary-type system is devised, can stock up multiple color simultaneously；
（2）The system connects control device, realizes the automation reloaded, and levels of precision is high；
（3）The design of ratchet between extruding device and rotary wheel device, makes motion more smooth, switches between raw material thread smooth.
（4）Consumptive material clamping mechanism utilize spring adaptive effect, it is ensured that printing when can ensure wire rod by
Certain pressure, it is reduced to zero convenient switching in switching and can.
Brief description of the drawings
Fig. 1 is that the utility model axle surveys direction structure schematic diagram；
Fig. 2 is the front view of structure shown in the utility model Fig. 1；
Fig. 3 is the left view of structure shown in the utility model Fig. 1；
Fig. 4 is the right view of structure shown in the utility model Fig. 1；
Fig. 5 is the upward view of structure shown in the utility model Fig. 1；
Fig. 6 is the axle survey direction structure schematic diagram that the utility model removes radiator fan, rotating cylinder and part material wire rod；
Fig. 7 is the front view of structure shown in the utility model Fig. 6；
Fig. 8 is the top view of structure shown in the utility model Fig. 6；
Fig. 9 is the left view of structure shown in the utility model Fig. 6；
Each component names in figure：1. rotary wheel device；2. bearing；3. extruding device；4. printing head；5. radiator fan；6.
Wire raw material wire rods；
11. travelling gear；12. friction pulley wheel post；13. friction pulley；14. motor；15. rotating cylinder；16. ratchet；
31. material extrusion motor；32. material extrusion roller；33. hinging supporting shaft.
Embodiment
Embodiment 1：A kind of rotary-type polychrome extrusion system of 3D printing, referring to Fig. 1 to Fig. 9, it is logical that bearing 2 is provided with discharging
Hole, the upper surface installation rotary wheel device 1 of bearing 2 and extruding device 3, the lower surface of bearing 2 are provided with printing head 4；
The rotary wheel device 1 includes the motor 14 in the upper surface of bearing 2, coordinates the rotating cylinder of installation with the output shaft of motor 14
15, several friction pulleys 13 are uniformly installed along the external diameter of rotating cylinder 15, and correspond to each friction pulley 13 on rotating cylinder 15 and be provided with
Enter material through hole, the wheel shaft of the friction pulley 13 is horizontally mounted；
The extruding device 3 includes the material extrusion roller 32 that material extrusion motor 31 drives, and the main shaft of the material extrusion roller 32 is in friction
The main shaft institute of wheel 13 is in the plane so that when discharge roller is in correspondence position, the material extrusion roller 32 and the phase of friction pulley 13
Cut.
On the rotating cylinder 15, ratchet 16 is additionally provided between each friction pulley 13, the tooth form end of the ratchet 16 is flat relative to it
Sliding end is further from the material extrusion roller 32, and the height of the ratchet 16 is a, and the friction pulley 13 protrudes from the height of the rotating cylinder 15
For b, a>B, the extruding device 3 is hinged to be connected on the bearing 2, and reset element is provided between the bearing 2.
The outer rim of the wheel shaft of friction pulley 13 is provided with the arc groove to match with wire rod external diameter.
The motor 14 connects controller to control the position of each friction pulley 13.
In the present embodiment, reset element includes the spring being installed on bearing 2 and is fixed on spring one end to material extrusion roller
The briquetting of position-limiting action.Its operation principle is exactly that spring has adaptive effect.Effect is exactly to make material extrusion roller with material silk with rubbing
Wipe the compression all the time between wheel.In the present embodiment, effect that ratchet is set be exactly make in handoff procedure material silk and material extrusion roller with
Pressure between friction pulley is reduced to certain value, conveniently switches over.
It is engaged between motor 14 and the rotating cylinder 15 by gear and gear hole, the bearing 2 is provided with raised cylinder,
Bearing is equipped between the rotating cylinder 15 and the cylinder, the printing head 4 is connected and installed with radiator fan 5.
A kind of polychrome 3D printing method using the rotary-type polychrome extrusion system of above-mentioned 3D printing, including following step
Suddenly：
（1）Adjustment：From entering material through hole and penetrate to friction pulley 13 to be in contact, control rotating cylinder 15 rotates different colours wire rod,
Friction pulley 13 where making designated color is in out above material through hole；
（2）Pan feeding：Material extrusion motor 31 drives material extrusion roller 32 to rotate, and material extrusion roller 32 drives wire raw material wire rods jointly with friction pulley 13
6 pass through out material through hole to enter in printing head 4, start print procedure；
（3）Discharging：After monochrome printing, material extrusion motor 31 drives material extrusion roller 32 to reversely rotate, material extrusion roller 32 and friction
Wheel 13 drives wire raw material wire rods 6 to return to step along going out material through hole and from print in shower nozzle 4 to detach jointly（1）In state.
In the step（1）In, before specifying friction pulley 13 to reach material extrusion roller 32, material extrusion roller 32 shakes under the drive of ratchet 16
To reduce and the frictional force between the friction pulley 13 of approach before.
Embodiment 2, difference from Example 1 is：The reset element is the wind spring being installed on hinging supporting shaft 33.Volume
Spring plays a part of spacing and resetted to extruding device.
Embodiment 3, it is with the difference of embodiment 1, the raw material of use is available by the raw material of multiple color, replaces
The silk thread class material of various material is changed to, realizes the selection of more materials, to enrich the species of finished product.
Finally it should be noted that, above person is only the utility model section Example, and is not used to limit the utility model,
The winner according to structure of the present utility model and feature, slightly modifications, should also be included within the scope of the utility model.
Claims (7)
- A kind of 1. rotary-type polychrome extrusion system of 3D printing, it is characterised in that：Bearing（2）It is provided with out material through hole, bearing（2） Upper surface installation rotary wheel device（1）And extruding device（3）, bearing（2）Lower surface printing head is installed（4）；The rotary wheel device（1）Including in bearing（2）The motor of upper surface（14）With motor（14）Output shaft coordinates installation Rotating cylinder（15）, along rotating cylinder（15）External diameter several friction pulleys are uniformly installed（13）, and in rotating cylinder（15）Upper correspondence is each described Friction pulley（13）It is provided with into material through hole, the friction pulley（13）Wheel shaft be horizontally mounted；The extruding device（3）Including material extrusion motor（31）The material extrusion roller of drive（32）, the material extrusion roller（32）Main shaft be in Friction pulley（13）Main shaft institute in the plane so that when discharge roller is in correspondence position, the material extrusion roller（32）Rubbed with described Wipe wheel（13）It is tangent.
- 2. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 1, it is characterised in that：In the rotating cylinder（15） Upper, each friction pulley（13）Between be additionally provided with ratchet（16）, the ratchet（16）Tooth form end relative to its smooth end further from described Material extrusion roller（32）, the ratchet（16）Height be a, the friction pulley（13）Protrude from the rotating cylinder（15）Height be b, a> B, the extruding device（3）It is hinged to be connected to the bearing（2）On, and with the bearing（2）Between be provided with reset element.
- 3. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 2, it is characterised in that：The friction pulley（13）Wheel The outer rim of axle is provided with the arc groove to match with wire rod external diameter.
- 4. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 2 or claim 3, it is characterised in that：The motor（14） Controller is connected to control each friction pulley（13）Position.
- 5. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 4, it is characterised in that：The reset element is peace Loaded on hinging supporting shaft（33）On wind spring.
- 6. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 5, it is characterised in that：The motor（14）With institute State rotating cylinder（15）Between be engaged by gear and gear hole, the bearing（2）It is provided with raised cylinder, the rotating cylinder（15）With Bearing, the printing head are equipped between the cylinder（4）It is connected and installed with radiator fan（5）.
- 7. the rotary-type polychrome extrusion system of 3D printing as claimed in claim 6, it is characterised in that：The reset element includes It is installed on bearing（2）On spring and be fixed on the briquetting that spring one end plays position-limiting action to material extrusion roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494355.XU CN206953562U (en) | 2017-05-05 | 2017-05-05 | The rotary-type polychrome extrusion system of 3D printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494355.XU CN206953562U (en) | 2017-05-05 | 2017-05-05 | The rotary-type polychrome extrusion system of 3D printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206953562U true CN206953562U (en) | 2018-02-02 |
Family
ID=61374648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720494355.XU Expired - Fee Related CN206953562U (en) | 2017-05-05 | 2017-05-05 | The rotary-type polychrome extrusion system of 3D printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206953562U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891521A (en) * | 2017-05-05 | 2017-06-27 | 郑州科技学院 | 3D printing rotary-type polychrome extrusion system and supporting polychrome 3D printing method |
| CN110315755A (en) * | 2018-03-30 | 2019-10-11 | 罗天珍 | A kind of dedicated transition color extruder device of three-dimensional printer |
| CN113103569A (en) * | 2021-04-08 | 2021-07-13 | 合肥工业大学 | 3D printer polychrome silk material trades silk mechanism |
-
2017
- 2017-05-05 CN CN201720494355.XU patent/CN206953562U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891521A (en) * | 2017-05-05 | 2017-06-27 | 郑州科技学院 | 3D printing rotary-type polychrome extrusion system and supporting polychrome 3D printing method |
| CN106891521B (en) * | 2017-05-05 | 2023-08-08 | 郑州科技学院 | Rotating wheel type multicolor extrusion system for 3D printing and matched multicolor 3D printing method |
| CN110315755A (en) * | 2018-03-30 | 2019-10-11 | 罗天珍 | A kind of dedicated transition color extruder device of three-dimensional printer |
| CN113103569A (en) * | 2021-04-08 | 2021-07-13 | 合肥工业大学 | 3D printer polychrome silk material trades silk mechanism |
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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: 20180202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |