CN108327250A - A kind of novel proximal end extrusion nozzle structure - Google Patents
A kind of novel proximal end extrusion nozzle structure Download PDFInfo
- Publication number
- CN108327250A CN108327250A CN201810067417.8A CN201810067417A CN108327250A CN 108327250 A CN108327250 A CN 108327250A CN 201810067417 A CN201810067417 A CN 201810067417A CN 108327250 A CN108327250 A CN 108327250A
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- Prior art keywords
- extrusion
- radiator fan
- proximal end
- main body
- nozzle structure
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- 238000001125 extrusion Methods 0.000 title claims abstract description 66
- 238000001816 cooling Methods 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000010146 3D printing Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000007639 printing Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of novel proximal ends to squeeze out nozzle structure, including radiator fan hood, extruder motor, extrusion nozzle and cooling fan cover, the radiator fan hood is internally provided with radiator fan main body, the radiator fan hood side is provided with air fluidizing grid lattice, radiator fan main body side is provided with extrusion mechanism, it is provided with link below the extrusion mechanism, fixing assembling bolt is provided on the link.Advantageous effect is：The present invention has active heat removal system, it can ensure that the extruder motor radiates well under the state of working long hours, to improve model accuracy, eliminate wire feed spring simultaneously, by the way of direct wire feed, substantially increase the precision of the service life and model of the present invention, simultaneously, reduce the maintenance cost and maintenance difficulty of the extrusion mechanism, double refrigerating module designs simultaneously, cooling efficiency is improved, the difficulty of installation and the repair of the extrusion nozzle is relatively low, while ensure that the stability of heating.
Description
Technical field
The present invention relates to the field of 3D printing equipment, and the present invention relates to a kind of novel proximal ends to squeeze out nozzle structure.
Background technology
3D printing technique appears in the 1980s, being otherwise known as " rapid shaping technique ", and principle is one kind with number
Based on word model file, with adhesive materials such as powdered technology or plastics, carry out structure by layer-by-layer printing
The technology of body.Appoint its biggest advantage is that can be generated directly from the 3 D graphic data of Computer Design without mechanical processing
What object improves productivity and reduces production cost to greatly shorten the R＆D cycle of product.Therefore it is widely used
To manufacturing industry.3D printing technique can be divided into the laser three-dimensional art of printing (SLA), selective laser according to the difference of its forming method
Sintering technology (SLS), fusion sediment Modeling Technology (FDM) etc..Essential distinction of the FDM rapid shaping techniques compared with other technologies
It is no laser system, therefore cost is minimum, meanwhile, also it is presently the most a kind of widely applied 3D printing technique.
FDM forming techniques are that solid low melting point filamentary material is heated to semi-molten state, are accumulated successively.Therefore it beats
The discharging quality of print nozzle plays great influence to the effect of 3D printing, in its whole process, wire vent speed and wire vent
Uniformity coefficient be to determine 3D printing precision and an important factor for surface quality.And many 3D printer manufacturer is on the market
The more profits of acquisition, stock market order, does not reduce cost simply, meanwhile, existing technical staff is few to be directed to 3D
Printer head study immature with the prior art.It is difficult in the engineering of printing so resulting in many 3D printers
The uniformity for ensureing its wire vent speed and discharging, for this situation, 3D printer is badly in need of that a kind of wire feed is simple, precise degrees
Nozzle structure high, easy to repair.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of novel proximal end extrusion nozzle structure.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of novel proximal end extrusion nozzle structure, including radiator fan hood, extruder motor, extrusion nozzle and cooling fan
Cover, the radiator fan hood are internally provided with radiator fan main body, and the radiator fan hood side is provided with air fluidizing grid lattice,
Radiator fan main body side is provided with extrusion mechanism, is provided with link below the extrusion mechanism, on the link
It is provided with fixing assembling bolt, the link side is provided with radiating block, and the extrusion mechanism is internally provided with extruder motor, institute
It states extruder motor and is connected with wheel is squeezed out, the extrusion wheel is connected with driven wheel, the extrusion wheel and driven wheel setting
Assembly cavity is provided with outside the side of wire feeding trough, the wire feeding trough, the cooling fan cover is internally provided with cooling motor, institute
It states and is provided with cooling fan main body at the top of cooling motor, elastic tube, the elastic tube both sides are provided with above the extrusion nozzle
It is provided with heating module, trunnion is provided with above the elastic tube.
In the present embodiment, inner support rack, institute are additionally provided between the radiator fan hood and the radiator fan main body
The side for stating radiator fan hood is provided with air fluidizing grid lattice, and the radiator fan hood is riveted with the inner support rack, described
Inner support rack passes through bolt twist-on with the radiator fan main body.
In the present embodiment, the extruder motor is sequentially connected with extrusion wheel, and the extrusion wheel and the driven wheel are logical
Silk drive connection is crossed, the extruder motor is bolted assembly connection with the extrusion mechanism.
In the present embodiment, the cooling motor and the cooling fan main body are keyed, the cooling fan cover, described cold
But fan main body and the quantity of the cooling motor are two, are symmetrically distributed in the both sides of the extrusion nozzle.
In the present embodiment, the link passes through the fixing assembling bolt assembly connection, the fixation with the radiating block
The quantity for assembling bolt is four.
In the present embodiment, the trunnion is connected to the extrusion nozzle by pipeline, and the trunnion is logical with the wire feeding trough
Piping connects.
In the present embodiment, the heating module is connected with trunnion package, the elastic tube and the extrusion nozzle bullet
Property connection.
In the present embodiment, the length of the elastic tube can be adjusted according to actual demand.
In the present embodiment, the extrusion nozzle is made of outer wall, diversion pipe, conflux cover, nozzle and limit ball, the limit
Position ball is fixed at the diversion pipe, and the diversion pipe fixes nested encryptions with the outer wall.
In the present embodiment, the diversion pipe is tightly connected with the conflux cover, and the conflux cover connects with the injector seals
It connects.
The beneficial effects of the present invention are：The present invention has active heat removal system, it is ensured that the extruder motor is in length
It radiates under time service state good, to improve model accuracy, while wire feed spring is eliminated, using the side of direct wire feed
Formula, substantially increase the present invention service life and model precision, meanwhile, reduce the extrusion mechanism maintenance cost and
Maintenance difficulty, while double refrigerating modules design, and improve cooling efficiency, the difficulty of installation and the repair of the extrusion nozzle compared with
It is low, while ensure that the stability of heating.
Description of the drawings
Fig. 1 is the front view structure schematic diagram that a kind of novel proximal end of the present invention squeezes out nozzle structure；
Fig. 2 is the left view that a kind of novel proximal end of the present invention squeezes out nozzle structure；
Fig. 3 is the vertical view that a kind of novel proximal end of the present invention squeezes out nozzle structure；
Fig. 4 is the enlarged drawing for the extrusion nozzle that a kind of novel proximal end of the present invention squeezes out nozzle structure.
The reference numerals are as follows：
1, radiator fan hood；2, inner support rack；3, extruder motor；4, wheel is squeezed out；5, driven wheel；6, extrusion mechanism；7、
Radiator fan main body；8, link；9, fixing assembling bolt；10, trunnion；11, heating module；12, extrusion nozzle；13, cooling wind
Fan cover；14, cooling fan main body；15, radiating block；16, air fluidizing grid lattice；17, assembly cavity；18, wire feeding trough；19, cooling electricity
Machine；20, elastic tube；1201, outer wall；1202, diversion pipe；1203, conflux cover；1204, nozzle；1205, ball is limited.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
As Figure 1-Figure 4, a kind of novel proximal end squeezes out nozzle structure, including radiator fan hood 1, extruder motor 3, extrusion
Nozzle 12 and cooling fan cover 13, the radiator fan hood 1 are internally provided with radiator fan main body 7,1 side of the radiator fan hood
While being provided with air fluidizing grid lattice 16,7 side of radiator fan main body is provided with extrusion mechanism 6,6 lower section of the extrusion mechanism
It is provided with link 8, fixing assembling bolt 9 is provided on the link 8,8 side of the link is provided with radiating block 15, institute
State extrusion mechanism 6 and be internally provided with extruder motor 3, the extruder motor 3 is connected with wheel 4 is squeezed out, extrusions take turns 4 with it is driven
Wheel 5 is connected, extrusions take turns 4 and the driven wheel 5 be arranged and be provided with outside the side of wire feeding trough 18, the wire feeding trough 18
Assembly cavity 17, the cooling fan cover 13 are internally provided with cooling motor 19, and 19 top of the cooling motor is provided with cooling wind
Main body 14 is fanned, 12 top of the extrusion nozzle is provided with elastic tube 20, and 20 both sides of the elastic tube are provided with heating module 11, institute
It states 20 top of elastic tube and is provided with trunnion 10.
In the present embodiment, it is additionally provided with inner support rack 2 between the radiator fan hood 1 and the radiator fan main body 7,
The side of the radiator fan hood 1 is provided with air fluidizing grid lattice 16, the radiator fan hood 1 and 2 riveting of inner support rack
It connects, for the inner support rack 2 with the radiator fan main body 7 by bolt twist-on, the radiator fan hood 1 can drive air
Flowing, and sent out hot-air by the air fluidizing grid lattice 16, the effect of heat dissipation is provided for the extruder motor (3).
In the present embodiment, the extruder motor 3 is sequentially connected with extrusion wheel 4, the extrusion wheel 4 and the driven wheel
5 are sequentially connected by silk, and the extruder motor 3 is bolted assembly connection, the extrusion electricity with the extrusion mechanism 6
Machine 3 can drive 4 rotation of extrusion wheel, to drive silk to be fed.
In the present embodiment, the cooling motor 19 is keyed with the cooling fan main body 14, the cooling fan cover 13,
The cooling fan main body 14 and the quantity of the cooling motor 19 are two, are symmetrically distributed in the two of the extrusion nozzle 12
Side, the cooling motor 19 can drive the cooling fan main body 14 to rotate, and the finished product to complete printing carries out cooling
Processing.
In the present embodiment, the link 8 and the radiating block 15 are described by 9 assembly connection of fixing assembling bolt
The quantity of fixing assembling bolt 9 is four, and the radiating block 15 can be that the extruder motor (3) provides heat sinking function.
In the present embodiment, the trunnion 10 is connected to the extrusion nozzle 12 by pipeline, and the trunnion 10 is sent with described
Silk slot 18 is connected by pipeline, and the extrusion nozzle 12 can export the printed material of melting, is used for print job.
In the present embodiment, the heating module 11 is connected with the package of the trunnion 10, the elastic tube 20 and the extrusion
12 elastic connection of nozzle, the heating module 11 can heat silk, be melted, to carry out print job.
In the present embodiment, the length of the elastic tube 20 can be adjusted according to actual demand, and practicability is stronger.
In the present embodiment, the extrusion nozzle 12 is by outer wall 1201, diversion pipe 1202, conflux cover 1203,1204 and of nozzle
Ball 1205 is limited to form, the limit ball 1205 is fixed at the diversion pipe 1202, the diversion pipe 1202 and with
The outer wall 1201 fixes nested encryptions, and the limit ball 1205 can be that the diversion pipe 1202 provides fixed, limit
Effect.
In the present embodiment, the diversion pipe 1202 is tightly connected with the conflux cover 1203, the conflux cover 1203 and institute
The sealed connection of nozzle 1204 is stated, the conflux cover 1203 can converge the melting printed material in the diversion pipe 1202
It is poly-, and be discharged by the nozzle 1204.
The beneficial effects of the present invention are：The present invention has active heat removal system, it is ensured that the extruder motor 3 is in length
It radiates under time service state good, to improve model accuracy, while wire feed spring is eliminated, using the side of direct wire feed
Formula substantially increases the precision of the service life and model of the present invention, meanwhile, reduce the maintenance cost of the extrusion mechanism 6
And maintenance difficulty, while double refrigerating modules design, and improve cooling efficiency, the difficulty of installation and the repair of the extrusion nozzle 12
It is relatively low, while ensure that the stability of heating.
The present invention concrete operating principle be：The present invention is fixed on required position, and adjusts the length of the elastic tube 20
The extrusion nozzle 12, is directed at position to be printed by degree, later by the assembly cavity 17 by the wire feeding trough 18 with it is external
Wire feeding device is connected, and under the control of the extrusion mechanism 6, the extruder motor 3 drives 4 rotation of extrusion wheel, to
It drives silk movement, silk to be sent into the trunnion 10, heating and melting processing is carried out to silk by the heating module 11, is melted
Printing raw material afterwards is sprayed to by the extrusion nozzle 12 in print cup, and print job is completed, described to dissipate in print procedure
Hot-air fan main body 7 carries out radiating treatment to the extrusion mechanism 6, to ensure that the temperature of the extruder motor 3 is maintained at suitable
Temperature ensures that the extruder motor 3 is in good working order, and after completing to print, the cooling motor 19 drives institute
The rotation of cooling fan main body 14 is stated, cooling treatment is carried out to printout by the cooling fan main body 14 of both sides, to carry
The efficiency of height printing.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (10)
1. a kind of novel proximal end squeezes out nozzle structure, it is characterised in that：Including radiator fan hood 1, extruder motor 3, extrusion nozzle
12 and cooling fan cover 13, the radiator fan hood 1 be internally provided with radiator fan main body 7,1 side of the radiator fan hood is set
Air fluidizing grid lattice 16 are equipped with, 7 side of radiator fan main body is provided with extrusion mechanism 6,6 lower section setting of the extrusion mechanism
There is link 8, fixing assembling bolt 9 is provided on the link 8,8 side of the link is provided with radiating block 15, described to squeeze
Go out mechanism 6 and be internally provided with extruder motor 3, the extruder motor 3 is connected with wheel 4 is squeezed out, the extrusion wheel 4 and driven wheel 5
It is connected, extrusion wheel 4 and the driven wheel 5, which are arranged outside the side of wire feeding trough 18, the wire feeding trough 18, is provided with dress
With chamber 17, the cooling fan cover 13 is internally provided with cooling motor 19, and 19 top of the cooling motor is provided with cooling fan
Main body 14,12 top of the extrusion nozzle are provided with elastic tube 20, and 20 both sides of the elastic tube are provided with heating module 11, described
20 top of elastic tube is provided with trunnion 10.
2. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The radiator fan hood
(1) inner support rack (2), the side setting of the radiator fan hood (1) are additionally provided between the radiator fan main body (7)
There are free flow of air grid (16), the radiator fan hood (1) to be riveted with the inner support rack (2), the inner support rack (2)
Pass through bolt twist-on with the radiator fan main body (7).
3. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The extruder motor (3)
It is sequentially connected with extrusion wheel (4), the extrusion wheel (4) is sequentially connected with the driven wheel (5) by silk, the extrusion
Motor (3) is bolted assembly connection with the extrusion mechanism (6).
4. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The cooling motor (19)
It is keyed with the cooling fan main body (14), the cooling fan cover (13), the cooling fan main body (14) and described cold
But the quantity of motor (19) is two, is symmetrically distributed in the both sides of the extrusion nozzle (12).
5. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The link (8) with
For the radiating block (15) by fixing assembling bolt (9) assembly connection, the quantity of the fixing assembling bolt (9) is four.
6. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The trunnion (10) and institute
It states extrusion nozzle (12) to be connected to by pipeline, the trunnion (10) is connect with the wire feeding trough (18) by pipeline.
7. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The heating module (11)
It wraps up and connecting with the trunnion (10), the elastic tube (20) and the extrusion nozzle (12) elastic connection.
8. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The elastic tube (20)
Length can be adjusted according to actual demand.
9. a kind of novel proximal end according to claim 1 squeezes out nozzle structure, it is characterised in that：The extrusion nozzle (12)
It is made of outer wall (1201), diversion pipe (1202), conflux cover (1203), nozzle (1204) and limit ball (1205), the limit
Position ball (1205) is fixed at the diversion pipe (1202), and the diversion pipe (1202) is fixed with the outer wall (1201)
Nested encryptions.
10. a kind of novel proximal end according to claim 9 squeezes out nozzle structure, it is characterised in that：The diversion pipe
(1202) it is tightly connected with the conflux cover (1203), the conflux cover (1203) is tightly connected with the nozzle (1204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067417.8A CN108327250A (en) | 2018-01-24 | 2018-01-24 | A kind of novel proximal end extrusion nozzle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067417.8A CN108327250A (en) | 2018-01-24 | 2018-01-24 | A kind of novel proximal end extrusion nozzle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108327250A true CN108327250A (en) | 2018-07-27 |
Family
ID=62925485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810067417.8A Pending CN108327250A (en) | 2018-01-24 | 2018-01-24 | A kind of novel proximal end extrusion nozzle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108327250A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022105033A1 (en) * | 2020-11-20 | 2022-05-27 | 深圳市创想三维科技有限公司 | Cooling mechanism of nozzle kit and nozzle kit for 3d printer |
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