CN107825699A - 3D printer printing head - Google Patents
3D printer printing head Download PDFInfo
- Publication number
- CN107825699A CN107825699A CN201711207905.6A CN201711207905A CN107825699A CN 107825699 A CN107825699 A CN 107825699A CN 201711207905 A CN201711207905 A CN 201711207905A CN 107825699 A CN107825699 A CN 107825699A
- Authority
- CN
- China
- Prior art keywords
- trunnion
- printing head
- wheel
- printer printing
- expects pipe
- 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
- 238000007639 printing Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000004065 semiconductor Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 46
- 238000001125 extrusion Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000018984 mastication Effects 0.000 description 3
- 238000010077 mastication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
-
- 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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1658—Cooling using gas
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a kind of 3D printer printing head, including frame；The frame top offers feeding mouth；Expects pipe and trunnion are provided with below feeding mouth；Elastic component is interleaved and installed with positioned at expects pipe both sides；The elastic component its close to expects pipe one end elasticity rubber wheel is installed；Limited position mechanism is set between rubber wheel；The position-limit mechanism includes driving wheel, and the multiple V shaped wheels being connected with driving wheel by transmission component；The trunnion bottom is provided with extruder head；Temperature adjustment component is installed on the outside of described trunnion its underpart；The 3D printer printing head of the present invention, can adjust the distance between rubber wheel and V shaped wheel according to material strip thickness, and between two wheel bodys of material strip importing V shaped wheel, will realize the positioning of material strip and spacing by rubber wheel.
Description
Technical field
The present invention relates to a kind of 3D printer printing head, belong to 3D printing equipment technical field.
Background technology
3D printer is one kind of printer, and it uses 3 D-printing, i.e. RP technique, and it is a kind of mathematical model
Based on file, with powdery metal or plastics etc. can jointing material, come the skill of constructed object by way of successively printing
Art；Fields such as traditional Making mold, industrial design etc. are used for modeling, are now increasingly used for the direct life of some products
Production；Chinese Patent Application No.：201621044721.3 disclosing a kind of 3D printer consumptive material extrusion mechanism of adjustable moment of torsion, wrap
Feed device, stepper motor are included, the feed device includes the 3rd housing with feed well and the interface that discharges, is oppositely disposed
Material-feeding rolling wheels and feeding gear in the 3rd housing, the stepper motor and feeding gear drive connection, the stepping
It is additionally provided between motor and feed device and changes feeding gear torsion by stirring switching position of the switch change gear drive path
The changer of square；By way of change gear drive path changes moment of torsion, solve the motor when wire feed moment of torsion is too small and lose step
And acutely shake, and then cause heating head wire vent exception the problem of, the surface quality and internal soundness that can make printout are carried
It is high；But the 3D printer consumptive material extrusion mechanism of the adjustable moment of torsion in above-mentioned technical proposal can not be limited material strip before extrusion
Position, easily causes material strip sideslip, causes extruder head to block, can not discharge.So need to propose to improve.
The content of the invention
It is an object of the invention to provide a kind of 3D printer printing head, to overcome deficiency of the prior art.
To achieve the above object, the present invention provides following technical scheme：
The embodiment of the present application discloses a kind of 3D printer printing head, including frame；The frame top offer into
Material mouth；The machine frame inside center, expects pipe and trunnion are provided with below feeding mouth；
The machine frame inside, elastic component is interleaved and installed with positioned at expects pipe both sides；The elastic component its close to expects pipe one end bullet
Property is provided with rubber wheel；The expects pipe side, sets limited position mechanism between rubber wheel；
The position-limit mechanism includes driving wheel, and the multiple V shaped wheels being connected with driving wheel by transmission component；
The rubber wheel active card is among V shaped wheel；
The trunnion is arranged at below expects pipe, and with expects pipe UNICOM；The frame both sides, installed respectively on the outside of trunnion
There are induced-draught fan and hair-dryer；The trunnion bottom is provided with extruder head；Temperature adjustment component is installed on the outside of described trunnion its underpart；
The temperature adjustment component heats part, semiconductor heat-dissipating piece and temperature sensor by semiconductor refrigerating and formed；It is described partly to lead
Body refrigerating-heating piece and semiconductor heat-dissipating piece are set in turn on the outside of trunnion from the inside to the outside；The temperature sensor and trunnion are outside it
Wall is close to.
Preferably, in above-mentioned 3D printer printing head, between the induced-draught fan and hair-dryer, positioned at trunnion top
Outside is provided with multigroup radiating fin.
Preferably, in above-mentioned 3D printer printing head, the temperature sensor is arranged at below radiating fin.
Preferably, in above-mentioned 3D printer printing head, the elastic component is adjustable spring.
Preferably, in above-mentioned 3D printer printing head, the driving wheel is connected with actuating unit.
Preferably, in above-mentioned 3D printer printing head, the transmission component is timing belt or gear train.
Preferably, in above-mentioned 3D printer printing head, the induced-draught fan and hair-dryer are air-cooler.
Compared with prior art, the advantage of the invention is that：The 3D printer printing head of the present invention, by material strip by entering
Material mouth is sent into, and according to material strip thickness, the distance between rubber wheel and V shaped wheel are adjusted using elastic component, by rubber wheel by material strip
Import between two wheel bodys of V shaped wheel, realize the positioning of material strip and spacing；By actuating unit driving driving wheel rotation, so as to drive V
Type wheel rotates, and is easy to material strip blanking；Induced-draught fan and hair-dryer are set in the upper outside of trunnion so that in trunnion, positioned at tune
Material strip above warm component can keep the state of cooling so that material strip can accurately enter extruder head, prevent that material strip is soft because of high temperature
Change and sideslip；Temperature adjustment component is installed in the lower outside of trunnion, by regulating and controlling temperature adjustment component so that trunnion lower inside keeps permanent
Constant temperature degree, the preheating for material strip so that material strip, which enters extruder head, can quickly heat extrusion, improve extrusion efficiency.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the structural representation of 3D printer printing head in the specific embodiment of the invention.
Fig. 2 show the structural representation of V shaped wheel and rubber wheel in the specific embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, detailed retouch is carried out to the technical scheme in the embodiment of the present invention
State, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Join shown in Fig. 1 and Fig. 2, the 3D printer printing head in the present embodiment, including frame 1；The top of frame 1 offers
Feeding mouth 2；The center of inside of frame 1, the lower section of feeding mouth 2 is provided with expects pipe 3 and trunnion 5；
Inside frame 1, elastic component 4 is interleaved and installed with positioned at the both sides of expects pipe 3；Elastic component 4 its close to the one end of expects pipe 3 elasticity pacify
Equipped with rubber wheel 5；The side of expects pipe 3, limited position mechanism is set between rubber wheel 5；
Position-limit mechanism includes driving wheel 6, and the multiple V shaped wheels 8 being connected with driving wheel 6 by transmission component 7；
The active card of rubber wheel 5 is among V shaped wheel 8；
Trunnion 9 is arranged at the lower section of expects pipe 3, and with the UNICOM of expects pipe 3；The both sides of frame 1, it is separately installed with positioned at the outside of trunnion 9
Induced-draught fan 11 and hair-dryer 16；The bottom of trunnion 9 is provided with extruder head 12；Temperature adjustment component is installed on the outside of its underpart of trunnion 9；
Temperature adjustment component heats part 13, semiconductor heat-dissipating piece 14 and temperature sensor 15 by semiconductor refrigerating and formed；Semiconductor
Refrigerating-heating piece 13 and semiconductor heat-dissipating piece 14 are set in turn in the outside of trunnion 9 from the inside to the outside；Temperature sensor 15 and trunnion 9 its
Outer wall is close to.
In the technical scheme, 3D printer printing head of the invention, material strip is sent into by feeding mouth, it is thick according to material strip
Carefully, using elastic component adjust the distance between rubber wheel and V shaped wheel, by rubber wheel by material strip importing V shaped wheel two wheel bodys it
Between, realize the positioning of material strip and spacing；By actuating unit driving driving wheel rotation, so as to drive V shaped wheel to rotate, it is easy under material strip
Material；Induced-draught fan and hair-dryer are set in the upper outside of trunnion so that in trunnion, the material strip above temperature adjustment component can
Keep the state of cooling so that material strip can accurately enter extruder head, prevent material strip because of hot mastication sideslip；In the bottom of trunnion
Temperature adjustment component is installed in outside, by regulating and controlling temperature adjustment component so that trunnion lower inside keeps steady temperature, for the pre- of material strip
Heat so that material strip, which enters extruder head, can quickly heat extrusion, improve extrusion efficiency.
Further, between induced-draught fan 11 and hair-dryer 16, multigroup radiating fin is installed positioned at the upper outside of trunnion 9
10。
In the technical scheme, between induced-draught fan 11 and hair-dryer 16, multigroup heat radiating fin is installed positioned at the upper outside of trunnion 9
Piece 10, improve radiating efficiency.
Further, temperature sensor 15 is arranged at the lower section of radiating fin 10.
In the technical scheme, temperature sensor 15 is arranged at the lower section of radiating fin 10, ensures temperature controlled precision.
Further, elastic component 4 is adjustable spring.
In the technical scheme, elastic component 4 is adjustable spring, can be adjusted according to material strip thickness between rubber wheel and V shaped wheel
Distance.
Further, driving wheel 6 is connected with actuating unit.
Further, transmission component 7 is timing belt or gear train.
In above-mentioned two technical scheme, driving wheel 6 is connected with actuating unit, by actuating unit driving driving wheel rotation, so that
Transmission component 7 drives V shaped wheel to rotate, and is easy to material strip blanking.
Further, induced-draught fan 11 and hair-dryer 16 are air-cooler.
In the technical scheme, induced-draught fan 11 and hair-dryer 16 are air-cooler so that in trunnion, on temperature adjustment component
Side material strip can keep the state of cooling so that material strip can accurately enter extruder head, prevent material strip because of hot mastication sideslip.
In summary, 3D printer printing head of the invention, material strip is sent into by feeding mouth, according to material strip thickness,
The distance between rubber wheel and V shaped wheel are adjusted using elastic component, between material strip is imported into two wheel bodys of V shaped wheel by rubber wheel,
Realize the positioning of material strip and spacing；By actuating unit driving driving wheel rotation, so as to drive V shaped wheel to rotate, it is easy to material strip blanking；
Induced-draught fan and hair-dryer are set in the upper outside of trunnion so that in trunnion, the material strip above temperature adjustment component can protect
Hold the state of cooling so that material strip can accurately enter extruder head, prevent material strip because of hot mastication sideslip；Outside the bottom of trunnion
Temperature adjustment component is installed in side, by regulating and controlling temperature adjustment component so that and trunnion lower inside keeps steady temperature, for the preheating of material strip,
Enable material strip quickly to heat extrusion into extruder head, improve extrusion efficiency.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (7)
- A kind of 1. 3D printer printing head, it is characterised in that：Including frame；The frame top offers feeding mouth；It is described Machine frame inside center, expects pipe and trunnion are provided with below feeding mouth；The machine frame inside, elastic component is interleaved and installed with positioned at expects pipe both sides；The elastic component its close to expects pipe one end elasticity pacify Equipped with rubber wheel；The expects pipe side, sets limited position mechanism between rubber wheel；The position-limit mechanism includes driving wheel, and the multiple V shaped wheels being connected with driving wheel by transmission component；The rubber wheel active card is among V shaped wheel；The trunnion is arranged at below expects pipe, and with expects pipe UNICOM；The frame both sides, suction is separately installed with the outside of trunnion Blower fan and hair-dryer；The trunnion bottom is provided with extruder head；Temperature adjustment component is installed on the outside of described trunnion its underpart；The temperature adjustment component heats part, semiconductor heat-dissipating piece and temperature sensor by semiconductor refrigerating and formed；The semiconductor system Cold heating part and semiconductor heat-dissipating piece are set in turn on the outside of trunnion from the inside to the outside；Its outer wall of the temperature sensor and trunnion is tight Patch.
- 2. 3D printer printing head according to claim 1, it is characterised in that：Between the induced-draught fan and hair-dryer, Multigroup radiating fin is installed positioned at trunnion upper outside.
- 3. 3D printer printing head according to claim 1, it is characterised in that：The temperature sensor is arranged at radiating Below fin.
- 4. 3D printer printing head according to claim 1, it is characterised in that：The elastic component is adjustable spring.
- 5. 3D printer printing head according to claim 1, it is characterised in that：The driving wheel connects with actuating unit Connect.
- 6. 3D printer printing head according to claim 1, it is characterised in that：The transmission component is timing belt or tooth Wheel group.
- 7. 3D printer printing head according to claim 1, it is characterised in that：The induced-draught fan and hair-dryer are cold Blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711207905.6A CN107825699A (en) | 2017-11-27 | 2017-11-27 | 3D printer printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711207905.6A CN107825699A (en) | 2017-11-27 | 2017-11-27 | 3D printer printing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107825699A true CN107825699A (en) | 2018-03-23 |
Family
ID=61645827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711207905.6A Pending CN107825699A (en) | 2017-11-27 | 2017-11-27 | 3D printer printing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107825699A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341181A (en) * | 2018-04-08 | 2019-10-18 | 罗天珍 | The double quick three-dimensional printer extrusion devices for driving pusher of planetary gear |
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| CN206140894U (en) * | 2016-09-30 | 2017-05-03 | 中国地质大学（北京） | First system is extruded to 3D printer based on FDM |
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| CN107139480A (en) * | 2017-07-07 | 2017-09-08 | 芜湖智享三维打印服务有限公司 | A kind of wire feed structure for thread 3D printing material |
| CN107379539A (en) * | 2017-08-14 | 2017-11-24 | 上海宇航系统工程研究所 | A kind of continuous fiber prepreg 3D printing shower nozzle and its 3D printer, Method of printing |
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| KR20150122504A (en) * | 2014-04-23 | 2015-11-02 | 주식회사 티피씨애니웍스 | Head assembly for 3D printers |
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| CN110341181A (en) * | 2018-04-08 | 2019-10-18 | 罗天珍 | The double quick three-dimensional printer extrusion devices for driving pusher of planetary gear |
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