CN109703013A - Extrusion head device of a 3D printer - Google Patents
Extrusion head device of a 3D printer Download PDFInfo
- Publication number
- CN109703013A CN109703013A CN201910013614.6A CN201910013614A CN109703013A CN 109703013 A CN109703013 A CN 109703013A CN 201910013614 A CN201910013614 A CN 201910013614A CN 109703013 A CN109703013 A CN 109703013A
- Authority
- CN
- China
- Prior art keywords
- feeding
- heating block
- gear
- driven gear
- extrusion head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001125 extrusion Methods 0.000 title claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005485 electric heating Methods 0.000 claims abstract 3
- 239000003973 paint Substances 0.000 claims abstract 2
- 238000000576 coating method Methods 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000007639 printing Methods 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000012815 thermoplastic material Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000011897 real-time detection Methods 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
本发明公开了一种3D打印机的挤出头装置，特别涉及到一种热塑性材料熔融沉积式挤出头结构；送料齿轮的转轴上安装送料电机，所述送料齿轮的右侧装有从动齿轮，所述从动齿轮与送料检测装置相连接，送料齿轮与从动齿轮中间正下方安装带有气动接头的散热鳍片，所述散热鳍片内装有温度传感器，所述散热鳍片外侧被散热器的水管螺旋缠绕，所述散热鳍片的下端通过喉管连接加热块，所述加热块的内壁上有电热管，侧壁上安装温度传感器，所述加热块表面涂上保温涂料，所述加热块的下端安装喷嘴；本发明在送料时能及时发现喷嘴堵塞问题，并且具有良好的散热和保温效果，从而保证耗材熔化的质量，提高打印的稳定性。
The invention discloses an extrusion head device of a 3D printer, in particular to a thermoplastic material fused deposition extrusion head structure; a feeding motor is installed on a rotating shaft of a feeding gear, and a driven gear is installed on the right side of the feeding gear , the driven gear is connected with the feeding detection device, and a cooling fin with a pneumatic joint is installed just below the middle of the feeding gear and the driven gear. The cooling fin is equipped with a temperature sensor, and the outside of the cooling fin is radiated The water pipe of the radiator is spirally wound, the lower end of the heat dissipation fin is connected to the heating block through the throat, the inner wall of the heating block is provided with an electric heating pipe, the temperature sensor is installed on the side wall, the surface of the heating block is coated with thermal insulation paint, the A nozzle is installed at the lower end of the heating block; the invention can timely find the problem of nozzle clogging during feeding, and has good heat dissipation and heat preservation effects, thereby ensuring the melting quality of consumables and improving the stability of printing.
Description
Technical field
The invention belongs to 3D printer appliance technologies, and in particular to a kind of extruder head device of 3D printer.
Background technique
3D printing technique (Three Dimension Printing, 3DP) is one kind of rapid shaping technique, by nearly three
Development in 10 years, 3D printing technique are widely used to the fields such as mold manufacture, industrial product processing, building building.In 3D
In printing, most representational is fused glass pellet FDM technology, has that the cost of material is low, concise in technology, shaping speed are fast
The advantages that.
Existing 3D printer is especially extruder head device meeting when carrying out feeding of the 3D printer of three arm parallel-connection structures
Since temperature control deficiency occurs softening problem in advance, the quality of consumptive material fusing is influenced, the phenomenon that spray nozzle clogging occurs, so that beating
The stability of print reduces, and final molding effect is poor.
Summary of the invention
In view of the above-mentioned problems, the technical problem to be solved in the present invention is to provide a kind of extruder head device of 3D printer, with
It solves the problems, such as to be previously mentioned in above-mentioned background technique.
A kind of extruder head device of 3D printer of the invention, it includes feeding gear, driven gear, feeding detection dress
It sets, radiating fin, pneumatic joint, temperature sensor, radiator, trunnion, heat block, electrothermal tube, thermal insulation coatings, nozzle；Feeding
Feeding stepper motor is installed, the right side of feeding gear is equipped with driven gear, and driven gear and feeding detection fill in the shaft of gear
It sets and is connected, underface is equipped with radiating fin among feeding gear and driven gear, there is pneumatic joint above radiating fin, with
Just consumptive material conduit is fixed, radiating fin is provided with temperature sensor, and outside is wound by the water pipe of radiator, the downside of radiating fin
Heat block is connected by trunnion, electrothermal tube is installed on the inner wall of heat block, mounting temperature sensor on the side wall of heat block, and
Thermal insulation coatings are coated on heat block surface, the lower end of heat block is equipped with nozzle.
Preferably, the feeding detection device is rotary velocity sensor.
Preferably, the radiator is integral type water-cooled radiator.
Preferably, the heat block is carbon fiber heating block.
Preferably, the thermal insulation coatings are nano inorganic insulating moulding coating.
Compared with prior art, the invention has the benefit that in feeding, there is preferably heat dissipation and heat-insulation and heat-preservation effect
Fruit, guarantees the quality of consumptive material fusing, while having feeding detection device, can find nozzle choking problems in time, improves printing
The stability of machine.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention；
In figure: 1- feeding gear；2- driven gear；3- wire feed detection device；4- radiating fin；5- pneumatic joint；6- temperature passes
Sensor；7- radiator；8- trunnion；9- heat block；10- electrothermal tube；11- temperature sensor；12- thermal insulation coatings；13- nozzle.
Specific embodiment:
As shown in Figure 1, present embodiment uses following technical scheme: it includes feeding gear 1, driven gear 2, feeding inspection
Device 3, radiating fin 4, pneumatic joint 5, temperature sensor 6, radiator 7, trunnion 8, heat block 9, electrothermal tube 10, temperature is surveyed to pass
Sensor 11, thermal insulation coatings 12；Nozzle 13；Feeding stepper motor, the right side dress of feeding gear 1 are installed in the shaft of feeding gear 1
There is driven gear 2, driven gear 2 is connected with feeding detection device 3, and underface dress dissipates among feeding gear 1 and driven gear 2
There are pneumatic joint 5 in hot fin 4, the top of radiating fin 4, and for fixing consumptive material conduit, feeding stepper motor drives feeding gear 1
Rotation, while cooperating driven gear 2 that consumptive material is got into conduit, feeding detection device 3 is sent by 2 real-time detection of driven gear at this time
Expect speed, side-lower is equipped with temperature sensor 6, the temperature of consumptive material when for detecting charging, 4 quilt of radiating fin in radiating fin 4
The water pipe of radiator 7 is wound, and is heated after preventing consumptive material from entering radiating fin 4, and the lower end of radiating fin 4 is connected by trunnion 8
Heat block 9 is connect, the temperature that trunnion 8 can reduce heat block 9 is conducted to radiating fin 4, is equipped with electrothermal tube on the inner wall of heat block 9
10, mounting temperature sensor 11 on the side wall of heat block 9 coats thermal insulation coatings 12 on 9 surface of heat block, so that the fast speed heat of consumptive material
Molten, the lower end of heat block 9 is equipped with nozzle 13.
Further, the feeding detection device is rotary velocity sensor.
Further, the radiator is integral type water-cooled radiator.
Further, the heat block is carbon fiber heating block.
Further, the thermal insulation coatings are nano inorganic insulating moulding coating.
The working principle of the present embodiment is as follows: when in use, by feeding stepper motor feeding gear 1 with it is driven
Quick material extrusion is realized under the cooperation of gear 2, feeding detection device 3 works as consumption by 2 real-time detection feeding speed of driven gear at this time
Integrated water-cooling device 7 radiates when material enters radiating fin 4, and passes through the temperature of 6 real-time detection consumptive material of temperature sensor
Degree is realized quickly by the thermal insulation coatings 12 on 9 surface of electrothermal tube 10 and heat block when consumptive material is after trunnion 8 enters heat block 9
Hot melt finally squeezes out printing by nozzle 13.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013614.6A CN109703013A (en) | 2019-01-08 | 2019-01-08 | Extrusion head device of a 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910013614.6A CN109703013A (en) | 2019-01-08 | 2019-01-08 | Extrusion head device of a 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109703013A true CN109703013A (en) | 2019-05-03 |
Family
ID=66260851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910013614.6A Pending CN109703013A (en) | 2019-01-08 | 2019-01-08 | Extrusion head device of a 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109703013A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113751727A (en) * | 2021-08-26 | 2021-12-07 | 南方科技大学 | 3D prints shower nozzle and 3D printing device |
| CN114434792A (en) * | 2020-10-30 | 2022-05-06 | 深圳市创想三维科技有限公司 | A nozzle kit for 3D printer and 3D printer |
| WO2022105034A1 (en) * | 2020-11-20 | 2022-05-27 | 深圳市创想三维科技有限公司 | 3d printer and feed detection apparatus thereof |
| CZ309316B6 (en) * | 2020-12-17 | 2022-08-17 | Protoprint S.R.O. | Insulated homogeneously heated melting system for 3D printers |
| JP2023500233A (en) * | 2020-04-01 | 2023-01-05 | ファブヘッヅ オートメーション プライベート リミテッド | A short-range, efficient liquid-cooled dispenser method |
| JP2023500628A (en) * | 2020-04-01 | 2023-01-10 | ファブヘッヅ オートメーション プライベート リミテッド | Short-range, efficient liquid-cooled dispenser |
| CN116198111A (en) * | 2023-01-05 | 2023-06-02 | 南京航空航天大学 | High-temperature melt extrusion continuous fiber/resin double-nozzle quick-change 3D printing head |
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| CN207432783U (en) * | 2017-11-27 | 2018-06-01 | 山东捷动智能装备有限公司 | A kind of double nozzle extrusion devices of 3D printer |
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2019
- 2019-01-08 CN CN201910013614.6A patent/CN109703013A/en active Pending
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| CN105339154A (en) * | 2013-03-22 | 2016-02-17 | 格雷戈里·托马斯·马克 | 3D printing |
| WO2016019049A1 (en) * | 2014-07-29 | 2016-02-04 | Nscrypt, Inc. | Method and apparatus for 3d fabrication |
| CN204725854U (en) * | 2015-05-02 | 2015-10-28 | 湖北嘉一科技有限公司 | 3D desktop printer pay-off |
| CN205439281U (en) * | 2015-10-13 | 2016-08-10 | 金昭 | 3D printer silk material extruder |
| CN205800210U (en) * | 2016-06-22 | 2016-12-14 | 苏州肯美威机械制造有限公司 | A printing head group system for a three-dimensional printer |
| CN106079449A (en) * | 2016-08-01 | 2016-11-09 | 江苏时间环三维科技有限公司 | A kind of lacking based on FDM3D printer, expects putty testing circuit |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023500233A (en) * | 2020-04-01 | 2023-01-05 | ファブヘッヅ オートメーション プライベート リミテッド | A short-range, efficient liquid-cooled dispenser method |
| JP2023500628A (en) * | 2020-04-01 | 2023-01-10 | ファブヘッヅ オートメーション プライベート リミテッド | Short-range, efficient liquid-cooled dispenser |
| JP7355935B2 (en) | 2020-04-01 | 2023-10-03 | ファブヘッヅ オートメーション プライベート リミテッド | Short distance and efficient liquid cooling dispenser method |
| JP7375187B2 (en) | 2020-04-01 | 2023-11-07 | ファブヘッヅ オートメーション プライベート リミテッド | Short range and efficient liquid cooled dispenser |
| CN114434792A (en) * | 2020-10-30 | 2022-05-06 | 深圳市创想三维科技有限公司 | A nozzle kit for 3D printer and 3D printer |
| WO2022105034A1 (en) * | 2020-11-20 | 2022-05-27 | 深圳市创想三维科技有限公司 | 3d printer and feed detection apparatus thereof |
| US12370744B2 (en) | 2020-11-20 | 2025-07-29 | Shenzhen Creality 3D Technology Co., Ltd. | 3D printer and feed detection apparatus thereof |
| CZ309316B6 (en) * | 2020-12-17 | 2022-08-17 | Protoprint S.R.O. | Insulated homogeneously heated melting system for 3D printers |
| CN113751727A (en) * | 2021-08-26 | 2021-12-07 | 南方科技大学 | 3D prints shower nozzle and 3D printing device |
| CN116198111A (en) * | 2023-01-05 | 2023-06-02 | 南京航空航天大学 | High-temperature melt extrusion continuous fiber/resin double-nozzle quick-change 3D printing head |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190503 |