CN206030553U - Hot mouth of second grade heating and adopt this hot mouth increase material formula 3D printer with hot -blast structure - Google Patents
Hot mouth of second grade heating and adopt this hot mouth increase material formula 3D printer with hot -blast structure Download PDFInfo
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- CN206030553U CN206030553U CN201621060601.2U CN201621060601U CN206030553U CN 206030553 U CN206030553 U CN 206030553U CN 201621060601 U CN201621060601 U CN 201621060601U CN 206030553 U CN206030553 U CN 206030553U
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- heating
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- hot mouth
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Abstract
The utility model discloses a hot mouth of second grade heating of hot -blast structure, including hot mouth body, hot mouth body supplies the wire rod to extrude the wire rod that passes through and extrudes the passageway including butt joint thermal -insulated subassembly and heating element together, thermal -insulated subassembly and heating element's middle part formation, hot mouth is still including hot -blast structure, and the hot air exitus of this hot -blast structure faces the exit position of extruding the passageway by the alignment line material. The utility model discloses a conventional heating of one -level and second grade transient heating's configuration mode, be equipped with hot -blast structure in addition, can avoid the super temperature drop of material to separate and can improve material surface temperature, make the mutual butt fusion that every layer of material can be fine be in the same place, also can effectively bind bottom plate heat bed and avoid making the mold core and the song appears and stick up the deformation.
Description
Technical field
This utility model is related to a kind of 3D printer structure, belongs to 3D printer equipment technical field, refers in particular to one kind
With hot air structure two grades of heating hot mouths and the increasing material formula 3D printer using the hot mouth.
Background technology
Increase material formula 3D printer refer to the molten resin of extrusion is overlapped from level to level according to the path that Slice Software is given it is tired
It is added together, and ultimately forms predetermined shape.At present, increase material formula 3D printer, raw material commonly uses the refinement of PLA corn starchs
Consumptive material, be easier molding and will not warping deformation, but, if during using the consumptive material such as engineering material such as PC, PA, POM, by
There was only one-level heating arrangement in the hot mouth of current this 3D printer, printing then occurs when printing using these engineering materials not
Good situation, such as will cannot be binded between per layer well, cause printer model the phenomenon being layered easily occur, affect whole
Body effect.
Utility model content
The purpose of this utility model be overcome shortcoming of the prior art with it is not enough, there is provided it is a kind of have hot air structure and
The hot mouth of two grades of heating arrangements, the hot mouth employ one-level conventional heating and two grades of instantaneously heated frame modes, and are equipped with
Hot air structure, can avoid the degraded of material overtemperature and can improve material surface temperature, be able to every layer material mutual well
It is welded together, it is also possible to which effectively bonding base plate hott bed avoids making core rod from warping deformation occur.
Another object of the present utility model is to provide the increasing material formula 3D printer using above-mentioned hot mouth.
To achieve these goals, this utility model is realized according to technical scheme below：
A kind of with hot air structure two grades of heating hot mouth, includes hot mouth body, and the hot mouth body includes docking
The middle part of insulating assembly together and heating component, insulating assembly and heating component is formed to be squeezed for the wire rod that wire rod is extruded through
Go out passage；The hot mouth also includes hot air structure, and the hot-blast outlet of the hot air structure abuts against going out for alignment wire rod extrusion passage
Mouth position.
Further, the hot air structure includes the air-supply pipeline of aerator and connection aerator, pipeline of wherein blowing
The exit position that wire rod extrudes passage is directed at after port of export bending, and pipeline of blowing is internally provided with heating wire.
Further, the heating component includes one-level heating arrangement and two grades of heating arrangements, and one-level heating arrangement is abutted against
Insulating assembly, two grades of heating arrangements abut against one-level heating arrangement and the outlet peripheral position positioned at hot mouth body.
Further, the one-level heating arrangement includes primary heater and one-level Heating body, one-level Heating body bag
Surround outside wire rod extrusion passage, primary heater is surrounded outside one-level Heating body；Two grades of heating arrangements are included
Secondary heater and two grades of Heating bodies, two grades of Heating bodies are surrounded outside wire rod extrusion passage caudal end egress position, two grades
Heater is arranged in two grades of Heating bodies.
Further, thermal resistance annular groove is provided between the one-level heating arrangement and two grades of heating arrangements.
Further, the insulating assembly includes instlated tubular and fin, and instlated tubular is set in outside wire rod extrusion passage
And part is inserted in one-level Heating body, fin is arranged at outside instlated tubular.
Further, 0～260 DEG C of the heating-up temperature of the one-level heating arrangement, the heating-up temperature of two grades of heating arrangements
Scope is 0～350 DEG C.
Further, the primary heater and secondary heater are independently controlled.
Further, axial length of the axial length of two grades of Heating bodies less than one-level Heating body.
A kind of increasing material formula 3D printer of hot mouth described in employing claim 7, includes printhead, and the printhead is arranged
There are with hot air structure two grades of heating hot mouths.
Compared with prior art, its advantage is this utility model：
1st, this utility model employs one-level conventional heating and two grades of instantaneously heated frame modes, the molten plastic of extrusion
For ordinary temperature, appearance is heated to higher temperature to inner core, greatly enhances the active motor of plastic molecules, and material can be avoided to surpass
Material surface temperature can be improved by temperature drop solution again, make every layer material be able to mutually be welded together well, it is also possible to effectively glutinous
Closing base plate hott bed avoids making core rod from warping deformation occur；
2nd, characteristic of this utility model using plastics, the mode for employing hot blast tracking preheating insulation are printed, that is, lead to
One group of hot air structure for containing heating wire is crossed, is incubated to the resin of printing path and extrusion melting so that per layer of melting
Resin can be bondd well, it is to avoid occur the phenomenon of delamination between layers.
In order to be able to apparent understanding this utility model, concrete reality of the present utility model is illustrated below with reference to description of the drawings
Apply mode.
Description of the drawings
Fig. 1 is the structure sectional view of this utility model hot mouth.
Fig. 2 is the use state schematic diagram of this utility model hot mouth.
Specific embodiment
As shown in figure 1, with hot air structure two grades of heating hot mouth described in the utility model, includes 1 He of hot mouth body
Hot air structure 2, the hot mouth body 1 include the insulating assembly 11 and heating component 12 being docking together, 11 He of insulating assembly
The middle part of heating component 12 is formed extrudes passage 13 for the wire rod that wire rod is extruded through；The hot-blast outlet of the hot air structure 2 faces
The exit position of passage is extruded by being directed at wire rod.
Above-mentioned hot air structure 2 includes the air-supply pipeline 22 of aerator 21 and connection aerator, pipeline 22 of wherein blowing
The exit position that wire rod extrudes passage is directed at after port of export bending, and pipeline 22 of blowing is internally provided with heating wire 23.
Above-mentioned heating component 12 includes the one-level heating arrangement 121 and two grades of heating arrangements 122 of independent control, and one-level adds
Heat structure 121 abuts against insulating assembly 11, and two grades of heating arrangements 122 abut against one-level heating arrangement 121 and going out positioned at hot mouth body
Mouth peripheral position, is provided with thermal resistance annular groove 123 between one-level heating arrangement 121 and two grades of heating arrangements 122.
Further, the one-level heating arrangement 121 includes primary heater 1211 and one-level Heating body 1212, one-level
Heating body 1212 is surrounded outside wire rod extrusion passage 13, and primary heater 1211 is surrounded outside one-level Heating body 1212
Portion；Two grades of heating arrangements 122 include secondary heater 1221 and two grades of Heating bodies 1222, two grades of Heating bodies 1222
Surround outside 13 caudal end egress position of wire rod extrusion passage, secondary heater 1221 is arranged in two grades of Heating bodies 1222.
Further, the heating temperature range of the one-level heating arrangement 121 is 0～260 DEG C, two grades of heating arrangements
122 heating temperature range is 0～350 DEG C；The axial length of two grades of Heating bodies 1222 is less than one-level Heating body
1212 axial length.
Above-mentioned insulating assembly 11 includes instlated tubular 111 and fin 112, and instlated tubular 111 is set in wire rod extrusion passage
Outside 13 and part is inserted in one-level Heating body 1212, and fin 112 is arranged at outside instlated tubular 111.
A kind of increasing material formula 3D printer using above-mentioned hot mouth, includes printhead, and the printhead is provided with above-mentioned
With hot air structure two grades of heating hot mouths.
As shown in Fig. 2 when increasing material formula 3D printer carries out 3D printing using this hot mouth, consumptive material silk is through one-level heating arrangement
121 and two grades of heating arrangements 122, extrude via hot mouth spout, wherein, 121 temperature setting of one-level heating arrangement is conventional melt
Temperature, two grades of 122 temperature of heating arrangement are carried out the secondary high-temperature heating of short time in print procedure by printer apparatus control,
The molten plastic inner core of extrusion is ordinary temperature, and appearance is heated to higher temperature, greatly enhances the activity fortune of plastic molecules
It is dynamic, because the time of high-temperature heating it is shorter so be not in degraded, such as PC engineering plastics consumptive material silk, the quilt in the one-level heating arrangement
240～270 DEG C of ordinary temperature is heated uniformly to, and its superficies is by Short Time Heating to 330～350 in two grades of heating arrangements
DEG C extrusion, the material inner core being extruded outer surface critical high temperature for conventional melt temperature so that often increase between layers
Easily mutually it is firmly bonded；Meanwhile, the alignment hot mouth body outlet of hot air structure 2 blows hot blast, to printing path and extrusion melting
Resin be incubated so that per layer of molten resin further can be bondd well, it is to avoid go out between layers
The phenomenon of existing delamination.
This utility model is not limited to above-mentioned embodiment, if do not taken off to various changes of the present utility model and modification
From spirit and scope of the present utility model, if these are changed and modification belongs to claim of the present utility model and equivalent technologies
Within the scope of, then this utility model is also intended to comprising these changes and modification.
Claims (10)
1. a kind of with hot air structure two grades of heating hot mouth, includes hot mouth body, and the hot mouth body is included and is docked at
The middle part of insulating assembly together and heating component, insulating assembly and heating component is formed extrudes for the wire rod that wire rod is extruded through
Passage, it is characterised in that：The hot mouth also includes hot air structure, and the hot-blast outlet of the hot air structure abuts against alignment wire rod extrusion
The exit position of passage.
2. according to claim 1 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The hot air structure
The air-supply pipeline of aerator and connection aerator is included, wire rod extrusion passage after the port of export bending of pipeline of wherein blowing, is directed at
Exit position, and blow pipeline be internally provided with heating wire.
3. a kind of with hot air structure two grades according to claim 1 or claim 2 are heated hot mouth, it is characterised in that：The heating
Component includes one-level heating arrangement and two grades of heating arrangements, and one-level heating arrangement abuts against insulating assembly, and two grades of heating arrangements face
By one-level heating arrangement and positioned at the outlet peripheral position of hot mouth body.
4. according to claim 3 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The one-level heating
Structure includes primary heater and one-level Heating body, and one-level Heating body is surrounded outside wire rod extrusion passage, and one-level adds
Hot device is surrounded outside one-level Heating body；Two grades of heating arrangements include secondary heater and two grades of Heating bodies, and two
Level Heating body is surrounded outside wire rod extrusion passage caudal end egress position, and secondary heater is arranged in two grades of Heating bodies.
5. according to claim 4 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The one-level heating
Thermal resistance annular groove is provided between structure and two grades of heating arrangements.
6. according to claim 3 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The insulating assembly
Instlated tubular and fin is included, instlated tubular is set in outside wire rod extrusion passage and part is inserted in one-level Heating body,
Fin is arranged at outside instlated tubular.
7. according to claim 3 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The one-level heating
0～260 DEG C of the heating-up temperature of structure, the heating temperature range of two grades of heating arrangements is 0～350 DEG C.
8. according to claim 4 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：The one-level heating
Device and secondary heater are independently controlled.
9. according to claim 4 it is a kind of with hot air structure two grades heating hot mouth, it is characterised in that：Two grades of heating
Axial length of the axial length of main body less than one-level Heating body.
10. a kind of increasing material formula 3D printer of hot mouth described in employing claim 7, includes printhead, it is characterised in that：It is described
Printhead is provided with hot air structure two grades of heating hot mouths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060601.2U CN206030553U (en) | 2016-09-18 | 2016-09-18 | Hot mouth of second grade heating and adopt this hot mouth increase material formula 3D printer with hot -blast structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060601.2U CN206030553U (en) | 2016-09-18 | 2016-09-18 | Hot mouth of second grade heating and adopt this hot mouth increase material formula 3D printer with hot -blast structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206030553U true CN206030553U (en) | 2017-03-22 |
Family
ID=58295753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621060601.2U Expired - Fee Related CN206030553U (en) | 2016-09-18 | 2016-09-18 | Hot mouth of second grade heating and adopt this hot mouth increase material formula 3D printer with hot -blast structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206030553U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297893A (en) * | 2017-06-21 | 2017-10-27 | 泉州市比邻三维科技有限公司 | A kind of three-dimensional printer |
| CN109910130A (en) * | 2019-03-25 | 2019-06-21 | 南京理工大学 | A kind of concrete 3D printing spray head with the auxiliary solidifying device of blowing hot wind |
| CN111590878A (en) * | 2020-05-22 | 2020-08-28 | 兰州市口腔医院 | 3d printing planting guide plate manufacturing device and method |
| CN112303383A (en) * | 2019-08-02 | 2021-02-02 | 松下真空节能新材料(重庆)有限公司 | Manufacturing device of vacuum insulation panel, vacuum insulation panel and manufacturing method thereof |
-
2016
- 2016-09-18 CN CN201621060601.2U patent/CN206030553U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297893A (en) * | 2017-06-21 | 2017-10-27 | 泉州市比邻三维科技有限公司 | A kind of three-dimensional printer |
| CN109910130A (en) * | 2019-03-25 | 2019-06-21 | 南京理工大学 | A kind of concrete 3D printing spray head with the auxiliary solidifying device of blowing hot wind |
| CN112303383A (en) * | 2019-08-02 | 2021-02-02 | 松下真空节能新材料(重庆)有限公司 | Manufacturing device of vacuum insulation panel, vacuum insulation panel and manufacturing method thereof |
| CN112303383B (en) * | 2019-08-02 | 2022-09-23 | 松下真空节能新材料(重庆)有限公司 | Manufacturing device of vacuum insulation panel, vacuum insulation panel and manufacturing method thereof |
| CN111590878A (en) * | 2020-05-22 | 2020-08-28 | 兰州市口腔医院 | 3d printing planting guide plate manufacturing device and method |
| CN111590878B (en) * | 2020-05-22 | 2022-04-19 | 兰州市口腔医院 | 3d printing planting guide plate manufacturing device and method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 |