CN113442433B - 3D print head heat abstractor - Google Patents
3D print head heat abstractor Download PDFInfo
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- CN113442433B CN113442433B CN202110841317.8A CN202110841317A CN113442433B CN 113442433 B CN113442433 B CN 113442433B CN 202110841317 A CN202110841317 A CN 202110841317A CN 113442433 B CN113442433 B CN 113442433B
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- heat
- heat dissipation
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- annular
- conveying pipe
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
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- 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
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
Abstract
The invention relates to the technical field of printer nozzle heat dissipation, in particular to a 3D printer nozzle heat dissipation device. The invention aims to solve the technical problem that the existing heat dissipation device mainly dissipates heat by metal conduction and blowing the heat dissipation fins by a fan, and the overall heat dissipation effect is not good enough. In order to solve the technical problems, the invention provides a 3D printer nozzle heat dissipation device which comprises an annular airflow dispersion mechanism and a fixing and locking device, wherein airflow is in contact with the surface of a material conveying pipe to dissipate heat directly through rapid surging of the airflow, heat accumulation on the material conveying pipe is avoided, active heat dissipation airflow is sprayed out through jet holes, secondary heat dissipation is carried out on heat conduction annular sheets through the airflow, the heat dissipation effect of the heat conduction annular sheets is improved, when the airflow is sprayed through the jet holes which are formed in the annular shape and are arranged at equal intervals on the surface of each heat conduction annular sheet, reverse thrust can be formed by the airflow in each radial direction relative to a nozzle, self vibration of the nozzle in the using process is balanced, and the printing precision of a printer is effectively improved.
Description
Technical Field
The invention relates to the technical field of printer nozzle heat dissipation, in particular to a 3D printer nozzle heat dissipation device.
Background
Fuse deposition modeling is currently the most rapidly developing and promising 3D printing rapid prototyping technology. The working principle of fused deposition molding is that after a hot melt material such as ABS is melted by a heater and drawn into a filament shape for supply, an FDM molding device sends the filament printing material into a hot melt nozzle through a wire feeding mechanism, the filament printing material is heated and melted in the nozzle, the nozzle moves along the section outline and the filling track of a part, the material in a semi-flow state is extruded and deposited at a specified position for solidification molding according to a path controlled by CAD layered data of a processed product, and the material is bonded with the surrounding material to be stacked and molded layer by layer. Each layer is formed by stacking on the upper layer, and the upper layer plays a role in positioning and supporting the current layer, so the processes such as FDM and the like are called as 3D printing forming technology.
The prior patent (publication number: CN 106853685B) discloses a nozzle heat dissipation device of a 3D printer, which comprises a heat dissipation mechanism, a material guiding pipe, a heat insulation mechanism, a heating block and a nozzle, which are sequentially detachably connected and coaxially arranged from top to bottom: the heat insulation mechanism comprises an upper pipe, a middle pipe and a lower pipe; the heat dissipation mechanism comprises a heat dissipation pipe, a rotating sheet and a groove. The inventor finds that the prior art has the following problems in the process of realizing the utility model: the existing heat dissipation device mainly dissipates heat by metal conduction and a fan blowing a heat dissipation sheet, and the whole heat dissipation effect is not good enough.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a 3D printer nozzle heat dissipation device, which solves the problem that the existing heat dissipation device mainly dissipates heat through metal conduction and a fan blowing a heat dissipation sheet, and the overall heat dissipation effect is not good enough.
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a 3D print head heat abstractor, includes the conveying pipeline, the bottom fixedly connected with heating mouth of conveying pipeline, the fixed surface of heating mouth cup joints the heat insulating seat of pottery with conveying pipeline matched with, and heats the moulding shower nozzle of bottom fixedly connected with of mouth.
The surface of the conveying pipe is sleeved with an annular airflow dispersing mechanism, and the top of the annular airflow dispersing mechanism is fixedly connected with a fixing and locking device matched with the conveying pipe.
Preferably, the annular airflow dispersing mechanism comprises a heat-conducting ring piece, the heat-conducting ring piece is movably sleeved on the surface of the conveying pipe, an air through ring groove matched with the conveying pipe is formed in the heat-conducting ring piece, and jet holes communicated with the air through ring groove are formed in the upper side and the lower side of the surface of the heat-conducting ring piece.
The quantity of heat conduction ring piece is four, and four heat conduction ring pieces are vertical equidistance along the conveying pipeline surface and distribute, adjacent two fixedly connected with half a pipe between the heat conduction ring piece, and two adjacent gas logical annular are through half a pipe intercommunication each other.
The upper side activity on conveying pipeline surface has cup jointed the ring cover, solid locking device fixed connection is in the top surface of ring cover, and the surface of ring cover has micro-fan through installing port fixed mounting, and fixedly connected with trachea between the heat conduction ring piece at ring cover and top, inside and the gas of trachea intercommunication ring cover lead to the annular groove.
The bottom surface of the heat conducting ring piece is fixedly connected with an air isolating device matched with the shaping spray head.
Preferably, the gas separation device comprises an arc cover, the arc cover is movably sleeved on the surface of the material conveying pipe and fixedly connected with the bottom heat-conducting ring piece, and drainage holes communicated with the gas through ring grooves are formed in the surfaces of the arc cover and the bottom heat-conducting ring piece.
Preferably, the locking device comprises four elastic torsion seats, the four elastic torsion seats are symmetrically distributed along the front side and the rear side of the top surface of the ring cover by taking two elastic torsion seats as a group, and the surface of each elastic torsion seat is fixedly connected with a belt matched with the conveying pipe.
The left side two elasticity is turned round the seat and the right side two the elasticity is turned round the relative one side in seat surface and all is seted up threaded hole, homonymy two the internal thread of threaded hole is connected with the traction lever, the surface mounting of traction lever has cup jointed the shifting buckle.
Preferably, the upper side of the surface of the heating nozzle is provided with a caulking groove, and the ceramic heat insulation seat is fixedly sleeved in the caulking groove.
Preferably, the air through ring groove and one side of the half pipe opposite to the material conveying pipe are both of an open structure.
Preferably, the number of the micro fans is four, and the four micro fans are distributed in an annular equidistant mode along the surface of the ring cover.
Preferably, the surface of the shifting buckle is provided with anti-skid grains.
Advantageous effects
The invention provides a 3D printer nozzle heat dissipation device. Compared with the prior art, the method has the following beneficial effects:
(1) This 3D print head heat abstractor is through setting up the discrete mechanism of cyclic annular air current for the air current is by the gas pipe injection each heat conduction ring inslot, on the one hand directly utilize the air current to carry out direct heat dissipation through the quick surge of air current with conveying pipeline surface contact, avoid the heat to gather on the conveying pipeline, on the other hand initiative heat dissipation air current is again by the jet orifice blowout, utilize the air current to carry out the secondary heat dissipation to the heat conduction ring piece once more with this, improve the radiating effect of heat conduction ring piece, whole radiating efficiency has been strengthened.
(2) This 3D print head heat abstractor is through setting up the discrete mechanism of cyclic annular air current for when each heat conduction ring piece surface is the jet orifice jet stream that cyclic annular equidistance set up, the relative shower nozzle of each radial air current of accessible forms the thrust reversal, with the self vibration of this balanced shower nozzle in the use, effectively improves the printing precision of printer.
(3) This 3D print head heat abstractor sets up the gas-insulated device through discrete mechanism at cyclic annular air current, makes the heat dissipation air current in the gas leads to the annular groove can be shunted the blowout by the drainage hole to form the separated air wall of bowl form along the arc cover and keep apart nozzle and external, can effectively reduce the external interference when spouting the seal to the nozzle, further improve print head's the printing precision and print the effect.
(4) This 3D print head heat abstractor is through setting up solid locking device for the discrete mechanism of cyclic annular air current can be quick dismouting on the conveying pipeline, and the repacking is carried out on not only can being applied to current shower nozzle, can change alone when the later stage takes place to damage simultaneously, avoids the extra use cost that whole change caused.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a schematic perspective view of the annular airflow dispersing mechanism in FIG. 1 according to the present invention;
FIG. 3 is a front cross-sectional view of the structure of the present invention;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
fig. 5 is a top view of the inventive structure.
In the figure: 1. a delivery pipe; 2. heating the nozzle; 3. a ceramic heat insulation seat; 4. molding a spray head; 5. an annular airflow dispersing mechanism; 51. a heat conductive ring sheet; 52. an air vent ring groove; 53. a jet hole; 54. a half pipe; 55. a ring cover; 56. a micro fan; 57. an air pipe; 58. an air-separating device; 5801. an arc shield; 5802. a drainage hole; 6. a locking device; 61. an elastic torsion seat; 62. carrying; 63. a threaded hole; 64. a draw bar; 65. and (4) pulling a button.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, a 3D printer nozzle heat dissipation device includes a material delivery pipe 1, a heating nozzle 2 is fixedly connected to the bottom of the material delivery pipe 1, a ceramic heat insulation seat 3 matched with the material delivery pipe 1 is fixedly sleeved on the surface of the heating nozzle 2, a shaping nozzle 4 is fixedly connected to the bottom of the heating nozzle 2, a filamentous material for printing passes through the material delivery pipe 1, and is melted into liquid under the action of the heating nozzle 2, and the melted material is extruded through the shaping nozzle 4 to perform printing work;
the surface of the material conveying pipe 1 is sleeved with an annular air flow dispersing mechanism 5, and the top of the annular air dispersing mechanism is fixedly connected with a locking device 6 matched with the material conveying pipe 1.
In the invention, the annular airflow dispersing mechanism 5 comprises a heat-conducting ring piece 51, the heat-conducting ring piece 51 is movably sleeved on the surface of the material conveying pipe 1, the heat-conducting ring piece 51 is kept jointed with the material conveying pipe 1, the heat emission on the spray head can be effectively accelerated by guiding a larger plane area of the ring piece, an air-through ring groove 52 matched with the material conveying pipe 1 is formed in the heat-conducting ring piece 51, and jet holes 53 communicated with the air-through ring groove 52 are formed in the upper side and the lower side of the surface of the heat-conducting ring piece 51;
the number of the heat-conducting ring pieces 51 is four, the four heat-conducting ring pieces 51 are vertically and equidistantly distributed along the surface of the conveying pipe 1, a half pipe 54 is fixedly connected between every two adjacent heat-conducting ring pieces 51, and the two adjacent air through ring grooves 52 are communicated with each other through the half pipe 54;
the upper side of the surface of the conveying pipe 1 is movably sleeved with a ring cover 55, a locking device 6 is fixedly connected to the top surface of the ring cover 55, a micro fan 56 is fixedly installed on the surface of the ring cover 55 through an installation opening, the micro fan 56 is electrically connected with a printer, the connection mode is that a quick plug is used for connection, the end of a power cord of the micro fan 56 is set as the sub-end of the quick plug and is fixed on the ring cover 55, the annular airflow dispersing mechanism 5 can be conveniently and quickly assembled and disassembled on the conveying pipe 1, an air pipe 57 is fixedly connected between the ring cover 55 and the heat conducting ring piece 51 at the top, the air pipe 57 is communicated with the inside of the ring cover 55 and an air through ring groove 52, the micro fan 56 injects air into the ring cover 55, airflow is injected into the air through the air pipe 57 into the air through ring groove 52 of each heat conducting ring piece 51, on one hand, the airflow is directly contacted with the surface of the conveying pipe 1 for direct heat dissipation, heat is prevented from accumulating on the other hand, the active airflow is injected through the airflow and then is injected through the jet holes 53, so that the airflow can be secondarily dissipated again, the heat conducting ring pieces 51, the heat dissipation effect of the improvement of the heat dissipation effect of the printing of the printer can be improved, and the opposite vibration of the printer can be realized when the jet nozzle in the opposite thrust of the printer, and the printer, and the opposite jet nozzle can be effectively balanced jet nozzle in the printer.
In the invention, the air separation device 58 comprises an arc cover 5801, the arc cover 5801 is movably sleeved on the surface of the material conveying pipe 1 and is fixedly connected with the bottom heat conduction ring piece 51, the surfaces of the arc cover 5801 and the bottom heat conduction ring piece 51 are provided with the drainage holes 5802 communicated with the air through ring groove 52, the heat dissipation air flow in the air through ring groove 52 can be shunted and sprayed out through the drainage holes 5802, and a bowl-shaped separation air wall is formed along the arc cover 5801 to separate the nozzle from the outside, so that the interference of the outside on the nozzle during spray printing can be effectively reduced, and the printing precision and the printing effect of the printer nozzle are further improved.
In the invention, the locking device 6 comprises four elastic torsion seats 61, two of the four elastic torsion seats 61 are symmetrically distributed along the front side and the rear side of the top surface of the ring cover 55, and the surfaces of the elastic torsion seats 61 in the same group are fixedly connected with clamp belts 62 matched with the material conveying pipe 1;
two elasticity in left side are turned round seat 61 and two elasticity in right side are turned round the relative one side on seat 61 surface and are all seted up screw hole 63, the internal thread connection of two screw hole 63 in homonymy has traction lever 64, traction lever 64's fixed surface has cup jointed and has dialled knot 65, when dialling knot 65 and traction lever 64 rotate, can pull two elasticity that correspond and turn round seat 61 and relative or back of the body displacement mutually, and make it take place deformation, the elasticity of relative distortion is turned round seat 61 and can be driven two and smuggle 62 relative displacement secretly and be fixed in on conveying pipeline 1, on the contrary can the unblock, make the discrete mechanism 5 of cyclic annular air current can be on conveying pipeline 1 quick dismouting, not only can be applied to and reequip on the current shower nozzle, simultaneously can change alone when the later stage takes place the damage, avoid the extra use cost that whole change caused.
In the invention, the upper side of the surface of the heating nozzle 2 is provided with a caulking groove, and the ceramic heat insulation seat 3 is fixedly sleeved in the caulking groove.
In the invention, one sides of the air through ring groove 52 and the half pipe 54, which are opposite to the material conveying pipe 1, are both of an open structure, so that air flow can be better contacted with the surface of the material conveying pipe 1 when surging in the air through ring groove 52 and the half pipe 54, and the heat dissipation efficiency is further improved.
In the invention, the number of the micro fans 56 is four, and the four micro fans 56 are distributed along the surface of the ring cover 55 in an annular and equidistant manner, so that on one hand, mass unbalance of the printer nozzle in different directions can be avoided, and meanwhile, synchronism of air flow input through the air pipes 57 at different positions in the ring cover 55 is ensured, and disturbance caused by single air flow is avoided.
In the invention, the surface of the shifting buckle 65 is provided with the anti-slip lines, so that the possibility that the fingers of a user slip on the surface of the shifting buckle can be effectively avoided, and the use stability is ensured.
When the device is used, firstly, the printer is started to enable filamentous materials to penetrate through the conveying pipeline 1 and melt into liquid under the action of the heating nozzle 2, the molten material threads are extruded through the shaping sprayer 4 to perform printing work, meanwhile, the micro fan 56 is started to inject air into the ring cover 55, the air flow is injected into the air through ring grooves 52 of the heat conducting ring pieces 51 through the air pipe 57, on one hand, the air flow is directly contacted with the surface of the conveying pipeline 1 to perform direct heat dissipation, heat is prevented from accumulating on the conveying pipeline 1, on the other hand, the air flow which is actively dissipated is sprayed out through the jet holes 53, secondary heat dissipation is performed on the heat conducting ring pieces 51 through the air flow, the heat dissipation effect of the heat conducting ring pieces 51 is improved, meanwhile, when the air flow is sprayed through the jet holes 53 which are annularly and equidistantly formed on the surface of each heat conducting ring piece 51, reverse thrust can be formed by the radial air flow relative to the sprayer, self vibration in the using process of the sprayer is balanced, the printing precision of the printer is effectively improved, meanwhile, partial heat dissipation air flow can be sprayed out through the guide holes 5802, the spray holes form a separating air wall to separate nozzles from the outside, the sprayer can be conveniently replaced when the heat dissipation device, the printer is further, and the printer, the printer can be conveniently, and the printer can be independently damaged when a heat dissipation part is unlocked, and a heat dissipation device can be conveniently used, and a heat dissipation part can be separated when the printer, and a heat dissipation device can be separated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a 3D print head heat abstractor, includes conveying pipeline (1), its characterized in that: the bottom of the material conveying pipe (1) is fixedly connected with a heating nozzle (2), the surface of the heating nozzle (2) is fixedly sleeved with a ceramic heat insulation seat (3) matched with the material conveying pipe (1), and the bottom of the heating nozzle (2) is fixedly connected with a shaping nozzle (4);
the surface of the material conveying pipe (1) is sleeved with an annular airflow dispersing mechanism (5), and the top of the annular airflow dispersing mechanism is fixedly connected with a locking device (6) matched with the material conveying pipe (1);
the annular airflow dispersing mechanism (5) comprises a heat-conducting ring piece (51), the heat-conducting ring piece (51) is movably sleeved on the surface of the conveying pipe (1), an air through ring groove (52) matched with the conveying pipe (1) is formed in the heat-conducting ring piece (51), and jet holes (53) communicated with the air through ring groove (52) are formed in the upper side and the lower side of the surface of the heat-conducting ring piece (51);
the number of the heat conduction ring pieces (51) is four, the four heat conduction ring pieces (51) are vertically and equidistantly distributed along the surface of the material conveying pipe (1), a half pipe (54) is fixedly connected between every two adjacent heat conduction ring pieces (51), and the two adjacent air through ring grooves (52) are mutually communicated through the half pipe (54);
an annular cover (55) is movably sleeved on the upper side of the surface of the conveying pipe (1), the fixed locking device (6) is fixedly connected to the top surface of the annular cover (55), a micro fan (56) is fixedly mounted on the surface of the annular cover (55) through a mounting hole, an air pipe (57) is fixedly connected between the annular cover (55) and a heat conducting annular sheet (51) at the top, and the air pipe (57) is communicated with the inside of the annular cover (55) and an air through annular groove (52);
the bottom surface of the heat conducting ring sheet (51) at the bottom is fixedly connected with an air isolation device (58) matched with the shaping nozzle (4);
the air separation device (58) comprises an arc cover (5801), the arc cover (5801) is movably sleeved on the surface of the material conveying pipe (1) and is fixedly connected with the bottom heat conduction ring piece (51), and drainage holes (5802) communicated with the air through ring groove (52) are formed in the surfaces of the arc cover (5801) and the bottom heat conduction ring piece (51);
the locking device (6) comprises four elastic torsion seats (61), two of the four elastic torsion seats (61) are symmetrically distributed along the front side and the rear side of the top surface of the ring cover (55), and the surfaces of the elastic torsion seats (61) in the same group are fixedly connected with clamp belts (62) matched with the material conveying pipe (1);
threaded holes (63) are formed in two elastic torsion seats (61) on the left side and two opposite sides of the surface of the elastic torsion seats (61) on the right side, draw bars (64) are connected with the internal threads of the two threaded holes (63) on the same side, and toggle buckles (65) are sleeved on the surfaces of the draw bars (64) in a fixed mode.
2. The 3D printer nozzle heat dissipation device of claim 1, wherein: the upside of heating mouth (2) surface has seted up the caulking groove, fixed cover of pottery heat-insulating seat (3) connects in the caulking groove.
3. The 3D printer nozzle heat dissipation device of claim 1, wherein: the side of the air through ring groove (52) and the side of the half pipe (54) opposite to the material conveying pipe (1) are both of an open structure.
4. The 3D printer nozzle heat dissipation device of claim 1, wherein: the number of the micro fans (56) is four, and the four micro fans (56) are distributed in an annular and equidistant mode along the surface of the ring cover (55).
5. The 3D printer nozzle heat dissipation device of claim 1, wherein: the surface of the shifting buckle (65) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841317.8A CN113442433B (en) | 2021-07-26 | 2021-07-26 | 3D print head heat abstractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841317.8A CN113442433B (en) | 2021-07-26 | 2021-07-26 | 3D print head heat abstractor |
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| CN113442433A CN113442433A (en) | 2021-09-28 |
| CN113442433B true CN113442433B (en) | 2022-10-18 |
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| CN213780870U (en) * | 2021-01-12 | 2021-07-23 | 山东工业职业学院 | Quick heat radiation structure of computer mainframe |
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| CN107283823B (en) * | 2016-04-07 | 2020-03-31 | 三纬国际立体列印科技股份有限公司 | Three-dimensional printing device and printing head module |
| CN106853685B (en) * | 2017-02-22 | 2019-05-28 | 江西祥泰彩印包装有限公司 | The spray head radiator of 3D printer |
| CN110370622A (en) * | 2019-07-23 | 2019-10-25 | 重庆工业职业技术学院 | A kind of 3D printing auxiliary device |
| CN110370623B (en) * | 2019-07-30 | 2021-09-28 | 重庆工业职业技术学院 | 3D printing equipment |
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2021
- 2021-07-26 CN CN202110841317.8A patent/CN113442433B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160193778A1 (en) * | 2015-01-05 | 2016-07-07 | Xyzprinting, Inc. | Three-dimensional printing head |
| CN206953565U (en) * | 2017-05-16 | 2018-02-02 | 四川建筑职业技术学院 | A kind of FDM formulas 3D printer heat dissipation spray-head |
| CN207465886U (en) * | 2017-10-18 | 2018-06-08 | 黄惠琼 | A kind of 3D printer nozzle radiator |
| CN207983989U (en) * | 2018-01-22 | 2018-10-19 | 深圳市源盛欢昌实业有限公司 | A kind of 3D printer nozzle radiator |
| CN213780870U (en) * | 2021-01-12 | 2021-07-23 | 山东工业职业学院 | Quick heat radiation structure of computer mainframe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113442433A (en) | 2021-09-28 |
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Effective date of registration: 20231222 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 256400 Huantai New District, high tech Development Zone, Zibo City, Shandong Province Patentee before: SHANDONG VOCATIONAL College OF INDUSTRY |
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