CN219903380U - Printing head convenient for heat dissipation - Google Patents
Printing head convenient for heat dissipation Download PDFInfo
- Publication number
- CN219903380U CN219903380U CN202321431502.0U CN202321431502U CN219903380U CN 219903380 U CN219903380 U CN 219903380U CN 202321431502 U CN202321431502 U CN 202321431502U CN 219903380 U CN219903380 U CN 219903380U
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- China
- Prior art keywords
- heat dissipation
- block
- throat
- fixedly connected
- nozzle
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 57
- 238000007639 printing Methods 0.000 title abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000004809 Teflon Substances 0.000 claims description 11
- 229920006362 Teflon® Polymers 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- 238000006467 substitution reaction Methods 0.000 description 1
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- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The utility model relates to the technical field of 3D printers and discloses a printing head convenient for heat dissipation, which comprises a mounting plate, wherein the right surface of the mounting plate is fixedly connected with a fixing plate, the inner surface of the fixing plate is fixedly sleeved with a heat dissipation block, the lower surface of the fixing plate is fixedly connected with a fixing ring, the fixing ring is fixedly sleeved on the outer surface of the heat dissipation block, the printing head convenient for heat dissipation is contacted with an air deflector through linear wind, the track is changed, the wind continuously advances along the radian of the air deflector between each blade of the heat dissipation block until the wind is fused with linear wind generated by another turbofan, and the air continuously moves around the heat dissipation block.
Description
Technical Field
The utility model relates to the technical field of 3D printers, in particular to a printing head convenient for heat dissipation.
Background
The 3D printer is also called as a three-dimensional printer (3 DP), is a cumulative manufacturing technology, namely a machine of a rapid prototyping technology, is based on a digital model file, utilizes special wax materials, powdery metal or plastic and other bondable materials to manufacture three-dimensional objects by printing a layer of bonding materials, is used for manufacturing products at the present stage, and constructs the objects in a layer-by-layer printing mode, and the principle of the 3D printer is that data and raw materials are put into the 3D printer, and the machine can manufacture the products layer by layer according to a program.
When the existing 3D printer is used, especially the fused deposition type 3D printer (FDM), the heating block is heated for a long time, the generated high temperature is upwards transferred to the throat, the throat temperature is too high, the filamentous consumable before entering the nozzle can be melted, the discharging is too fast, the discharging is uneven, the printing shape precision is reduced, and meanwhile the success rate of 3D printing is reduced.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the printing head convenient for heat dissipation, which has the advantages of uniform heat dissipation and the like, and solves the problem that the throat cannot be effectively cooled to generate flash plugs so as to influence the 3D printing precision.
(II) technical scheme
In order to achieve the purpose of uniformly radiating the throat, the utility model provides the following technical scheme: the utility model provides a print head convenient to heat dissipation, includes the mounting panel, the right side fixed surface of mounting panel is connected with the fixed plate, and the internal surface fixed cover of fixed plate is equipped with the radiating block, and the lower fixed surface of fixed plate is connected with solid fixed ring, gu fixed ring gu fixed cover establish the surface at the radiating block, gu the equal fixedly connected with turbofan of surface of two aviation baffles of fixed ring's surface fixedly connected with, the equal fixedly connected with wind-guiding mouth of air outlet of turbofan, the one end that keeps away from turbofan of wind-guiding mouth all tangent with the outer fringe of radiating block.
Preferably, the inner surface of the heat dissipation block is fixedly sleeved with a heat dissipation throat, the upper end of the heat dissipation throat is provided with a pneumatic connector, and the lower end of the heat dissipation throat extends out of the lower surface of the heat dissipation block.
Preferably, the lower end of the heat dissipation venturi is fixedly sleeved with a heating block, a nozzle is sleeved in the heating block, the inside of the heat dissipation venturi is communicated with the nozzle, a Teflon tube is sleeved in the inside of the heat dissipation venturi, and the upper end of the Teflon tube extends out of the upper surface of the pneumatic connector.
Preferably, the lower extreme of teflon pipe is laminated with the upper surface of nozzle mutually, and the heating piece endotheca is equipped with two screws, and the left surface of heating piece is run through to the other end of screw, and the one end that keeps away from the nut of screw all is equipped with thermal-insulated cushion with mounting panel threaded connection to the outside face cover of two screws.
Preferably, the heat insulation cushion block is positioned between the mounting plate and the heating block, the condenser is fixedly connected to the right surface of the mounting plate, a condensing pipe is arranged on the outer surface of the condenser, the condensing pipe is arranged on the outer surface of the heat dissipation throat pipe, and the condensing pipe is positioned between the heating block and the heat dissipation block.
(III) beneficial effects
Compared with the prior art, the utility model provides a printing head which is convenient for heat dissipation, and comprises the following components
The beneficial effects are that:
1. this print head convenient to heat dissipation is through starting two turbofans for turbofan produces the wind that the motion orbit is sharp from the air outlet, and the linear wind blows out from the wind-guiding mouth, by wind-guiding mouth evenly distributed between every blade of radiator block, take away the residual heat between the blade, until linear wind and aviation baffle contact, the orbit changes, make wind continuously march between every blade of radiator block, continue to follow the radian of aviation baffle, until after the linear wind that produces with another turbofan fuses, continue to do circular motion around the radiator block, the operation through above-mentioned mechanism can make the heat on the heat dissipation throat obtain even effectual heat dissipation, very big degree has improved the radiating efficiency of fan to the radiator block, the emergence of the influence D printing precision condition that the consumable silk overflows the jam shower nozzle that has avoided the throat to obtain effective heat dissipation and results in.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a condenser tube structure according to the present utility model;
fig. 3 is a schematic structural diagram of a heat dissipation mechanism according to the present utility model.
In the figure: 1. a mounting plate; 2. a fixing plate; 3. a heat dissipation block; 4. a fixing ring; 5. an air deflector; 6. a turbo fan; 7. an air guide nozzle; 8. a condensing tube; 9. a heating block; 10. a nozzle; 11. a heat dissipating throat; 12. a heat insulation cushion block; 13. a screw; 14. a condenser; 15. a pneumatic connector; 16. teflon tube.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Referring to fig. 1-3, the present utility model provides a new technical solution: the utility model provides a print head convenient to heat dissipation, which comprises a mounting plate 1, the right surface fixedly connected with fixed plate 2 of mounting panel 1, fixed plate 2's internal surface fixed cover is equipped with radiator block 3, fixed plate 2's lower surface fixedly connected with solid fixed ring 4, gu fixed ring 4 fixed cover is established in radiator block 3's surface, gu fixed ring 4's surface fixedly connected with two aviation baffle 5 the surface of two aviation baffles is all fixedly connected with turbofan 6, the air outlet of turbofan 6 is all fixedly connected with air guide mouth 7, the one end that keeps away from turbofan 6 of air guide mouth 7 is all tangent with radiator block 3's outer fringe, radiator block 3's internal surface fixed cover is equipped with heat dissipation venturi 11, heat dissipation venturi 11 upper end is provided with pneumatic joint 15, the lower extreme of heat dissipation venturi 11 extends the lower surface of radiator block 3, the lower extreme fixed cover of heat dissipation venturi 11 is equipped with heating block 9, the heating block 9 is internally sleeved with a nozzle 10, the inside of a heat dissipation throat 11 is communicated with the nozzle 10, the inside of the heat dissipation throat is sleeved with a Teflon tube 16, the upper end of the Teflon tube 16 extends out of the upper surface of a pneumatic connector 15, the lower end of the Teflon tube 16 is attached to the upper surface of the nozzle 10, the heating block 9 is internally sleeved with two screws 13, the other ends of the screws 13 penetrate through the left surface of the heating block 9, one ends of the screws 13, which are far away from nuts, are in threaded connection with the mounting plate 1, the outer surfaces of the two screws 13 are sleeved with a heat insulation cushion block 12, the heat insulation cushion block 12 is positioned between the mounting plate 1 and the heating block 9, the right surface of the mounting plate 1 is fixedly connected with a condenser 14, the outer surface of the condenser 14 is provided with a condenser tube 8, the condenser tube 8 is arranged on the outer surface of the heat dissipation throat 11, the condenser tube 8 is positioned between the heating block 9 and the heat dissipation block 3, after the printing head is installed, the heating block 9 is started, after the preheating of the nozzle 10 is completed, consumable wires printed by FDM3D are inserted from the upper end of the Teflon tube 16 until the consumable wires are melted after contacting the nozzle 10, the consumable wires are extruded from the nozzle, the nozzle 10 is heated by a heating block 9 for a long time, a part of generated heat is upwards transferred to a cooling throat 11, a condenser 14 is started at the moment, the condenser 14 circularly cools the cooling liquid in the condenser tube 8, the cooling throat 11 in the circle of the condenser tube 8 is cooled to a certain extent along with the reduction of the temperature of the condenser tube 8, the heat transferred to the upper end of the cooling throat 11 weakens a part, the residual heat transferred to the cooling throat 11 is enabled to be transferred to blades of the cooling throat 3, the two turbofans 6 are started to generate linear wind with a motion track from an air outlet, the linear wind is uniformly distributed between each blade of the cooling throat 3 by the air nozzle 7, the residual heat between the blades is taken away, the residual heat is enabled to be continuously carried away until the linear wind track and the air guide 5 is enabled to be in contact with the blades, the cooling throat 3, the heat is enabled to continuously flow around the cooling throat 3, the cooling throat 3 is enabled to continuously, the heat is prevented from being continuously blocked by the cooling throat 3, the cooling mechanism is enabled to continuously move along the air guide 3, the cooling throat 3 is enabled to continuously has high heat transfer efficiency, and the cooling efficiency is enabled to continuously can be continuously be prevented from being influenced by the cooling fan 3, and the cooling device is prevented from being continuously, and the cooling device is continuously can be continuously has high in the cooling efficiency, and the cooling device is further can be used in the cooling device is further has high heat can be manufactured, and has high heat is further heat is manufactured.
Working principle: this print head is after finishing, heating block 9 starts, transfer the heat to nozzle 10, wait that nozzle 10 preheats the back of accomplishing, with FDM3D printed consumable silk from the upper end of Teflon pipe 16 to melt after the consumable silk contacts nozzle 10, extrude from the nozzle, the long-time heating of nozzle 10 of heating block 9 of process, a portion of heat that produces upwards transfer to on the heat dissipation venturi tube 11, at this moment condenser 14 starts, condenser 14 is with the cooling liquid circulation cooling in the condenser pipe 8, along with the reduction of condenser pipe 8 self temperature, make the heat dissipation venturi tube 11 in the condenser pipe 8 round obtain the cooling of certain degree, make the heat that is transferred to heat dissipation venturi tube 11 upper end weaken a portion, through the heat dissipation piece 3 of setting, make the inside residual heat that is transferred to heat dissipation venturi tube 11, by being transferred to the blade of heat dissipation piece 3, through starting two turbofan 6, make the turbofan 6 produce the motion path for sharp wind-guiding mouth 7 from the wind mouth, evenly distribute by wind-guiding mouth 7 between every blade of heat dissipation piece 3, take away the heat dissipation venturi tube 11 and take place the linear wind-guiding plate 5 along the motion path along the straight wind deflector 5, make the circular arc of going up between the continuous motion of the air deflector plate 3 along the circular arc, make the heat dissipation path continuous between the wind deflector 5 and the motion after the continuous wind deflector plate is continuous along the motion of the wind deflector 3.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a print head convenient to heat dissipation, includes mounting panel (1), its characterized in that: the right surface fixedly connected with fixed plate (2) of mounting panel (1), the interior fixed surface cover of fixed plate (2) is equipped with radiator block (3), the lower fixed surface of fixed plate (2) is connected with solid fixed ring (4), gu fixed ring (4) fixed cover is established in the surface of radiator block (3), the equal fixedly connected with turbofan (6) of surface of two aviation baffles of the surface fixedly connected with of solid fixed ring (4) (5), the equal fixedly connected with air guide mouth (7) of air outlet of turbofan (6), the one end that keeps away from turbofan (6) of air guide mouth (7) is all tangent with the outer fringe of radiator block (3).
2. A printhead for facilitating heat dissipation according to claim 1, wherein: the inner surface of the radiating block (3) is fixedly sleeved with a radiating throat (11), the upper end of the radiating throat (11) is provided with a pneumatic connector (15), and the lower end of the radiating throat (11) extends out of the lower surface of the radiating block (3).
3. A printhead for facilitating heat dissipation according to claim 2, wherein: the lower extreme fixed cover of heat dissipation venturi tube (11) is equipped with heating block (9), and heating block (9) endotheca is equipped with nozzle (10), and the inside of heat dissipation venturi tube (11) communicates with each other with nozzle (10), and the inside cover of heat dissipation venturi tube is equipped with Teflon pipe (16), and the upper end of Teflon pipe (16) extends the upper surface of pneumatic joint (15).
4. A printhead for facilitating heat dissipation according to claim 3, wherein: the lower extreme of special fluorine dragon pipe (16) is laminated with the upper surface of nozzle (10), and heating piece (9) endotheca is equipped with two screws (13), and the left surface of heating piece (9) is run through to the other end of screw (13), and the one end that keeps away from the nut of screw (13) all is equipped with thermal-insulated cushion (12) with mounting panel (1) threaded connection, outside face cover of two screws (13).
5. A printhead for facilitating heat dissipation according to claim 4, wherein: the heat insulation cushion block (12) is located between the mounting plate (1) and the heating block (9), a condenser (14) is fixedly connected to the right surface of the mounting plate (1), a condensing pipe (8) is arranged on the outer surface of the condenser (14), the condensing pipe (8) is arranged on the outer surface of the heat dissipation throat pipe (11), and the condensing pipe (8) is located between the heating block (9) and the heat dissipation block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431502.0U CN219903380U (en) | 2023-06-06 | 2023-06-06 | Printing head convenient for heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321431502.0U CN219903380U (en) | 2023-06-06 | 2023-06-06 | Printing head convenient for heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903380U true CN219903380U (en) | 2023-10-27 |
Family
ID=88434567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321431502.0U Active CN219903380U (en) | 2023-06-06 | 2023-06-06 | Printing head convenient for heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903380U (en) |
-
2023
- 2023-06-06 CN CN202321431502.0U patent/CN219903380U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |