CN210911164U - High-efficient heat abstractor of 3D printer - Google Patents
High-efficient heat abstractor of 3D printer Download PDFInfo
- Publication number
- CN210911164U CN210911164U CN201921294620.5U CN201921294620U CN210911164U CN 210911164 U CN210911164 U CN 210911164U CN 201921294620 U CN201921294620 U CN 201921294620U CN 210911164 U CN210911164 U CN 210911164U
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- heating
- heat dissipation
- mounting disc
- water
- nozzle
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Abstract
The utility model relates to a high-efficient heat abstractor of 3D printer, this high-efficient heat abstractor of 3D printer, including heat dissipation mechanism, heat dissipation mechanism locates on the shower nozzle subassembly, and the shower nozzle subassembly includes member, nozzle and heating mechanism, and the lower extreme fixed connection nozzle of member, the outside of nozzle are equipped with heating mechanism, and heating mechanism includes the heating piece of two symmetry settings; the heat dissipation mechanism comprises a heat source adjusting mechanism and a water cooling mechanism, the heat source adjusting mechanism comprises a mounting disc, a guide disc, a worm wheel and a worm, the mounting disc is sleeved on the rod and fixedly connected with the rod, the mounting disc is arranged at the top of the heating mechanism, a sliding block is arranged at the top of the heating block, and a sliding groove matched with the sliding block is arranged at the bottom of the mounting disc; the guide disc is arranged above the mounting disc, and an oval track is arranged at the bottom of the guide disc; the utility model discloses a water-cooling dispels the heat to the shower nozzle subassembly, adopts water as the medium, and the radiating rate is very fast, is worth wideling popularize.
Description
Technical Field
The utility model belongs to the technical field of 3D prints, concretely relates to high-efficient heat abstractor of 3D printer.
Background
The 3D printing mainly includes the following methods:
FDM: fused deposition rapid prototyping, the main materials ABS and PLA;
SLA: photocuring and forming, wherein the main material is photosensitive resin;
3 DP: three-dimensional powder bonding, wherein the main material is a powder material, such as ceramic powder, metal powder and plastic powder;
SLS: selective laser sintering, the main material powder material.
FDM is a device that melts a filamentous hot melt material by heating and extrudes the material through a nozzle having a fine nozzle. After being melted, the hot-melt material is sprayed out from the nozzle, is deposited on a panel or the solidified material of the previous layer, starts to solidify after the temperature is lower than the solidification temperature, and forms a final finished product through layer-by-layer accumulation of the material.
FDM is the simplest mechanical structure, the easiest design, and the lowest manufacturing, maintenance, and material costs, and is therefore the most used technology in desktop level 3D printers, mainly with ABS and PLA as materials. FDM passes through the shower nozzle and heats the material and spouts the model with the material that melts again on, when the shower nozzle temperature reach can the material that melts carry out normal print work after, along with the going on of printing process, the temperature of shower nozzle still can continue to rise, causes the shower nozzle to block up. When printing is completed, rapid cooling is required. Therefore, the temperature of the spray head needs to be controlled within a certain range, other parts are prevented from being burnt due to overhigh temperature of the spray head, and the spray head can be cooled quickly. For this reason, the 3D printer is usually provided with a heat dissipation device to control the temperature range of the nozzle, however, the existing heat dissipation device generally adopts a fan air cooling method to dissipate heat, and the heat dissipation speed is slow.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can dispel the heat fast to the shower nozzle subassembly in order to solve above-mentioned problem, the high-efficient heat abstractor of 3D printer that temperature regulation ability is strong.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a high-efficiency heat dissipation device of a 3D printer comprises a heat dissipation mechanism, wherein the heat dissipation mechanism is arranged on a spray head assembly, the spray head assembly comprises a rod piece, a nozzle and a heating mechanism, the lower end of the rod piece is fixedly connected with the nozzle, the heating mechanism is arranged on the outer side of the nozzle, and the heating mechanism comprises two symmetrically arranged heating blocks;
the heat dissipation mechanism comprises a heat source adjusting mechanism and a water cooling mechanism, the heat source adjusting mechanism comprises a mounting disc, a guide disc, a worm wheel and a worm, the mounting disc is sleeved on the rod and fixedly connected with the rod, the mounting disc is arranged at the top of the heating mechanism, a sliding block is arranged at the top of the heating block, and a sliding groove matched with the sliding block is arranged at the bottom of the mounting disc; the top of mounting disc is located to the guiding disc, and the bottom of guiding disc is equipped with oval track, and the top of heating piece is equipped with oval track complex traveller, in the top embedding oval track of traveller, the top fixed connection worm wheel of guiding disc, the worm wheel cover is on the member, one side and the worm meshing of worm wheel, the output shaft of worm through coupling joint servo motor. Servo motor passes through worm gear drive belt and moves the positioning disk and rotate, and then drives the traveller and move in oval track, because the distance of oval track each point and member is different, consequently the motion of traveller in oval track can change its and the distance of member, thereby make the traveller move along inside and outside direction, thereby drive the heating piece and be close to or keep away from the nozzle, make the heating piece keep away from the nozzle when needing the heat dissipation, increase the distance of heating source and nozzle, thereby supplementary cooling.
The water cooling mechanism comprises a jacket, a water inlet pipe, a water outlet pipe and a water pump, the jacket is sleeved on the rod piece, the water inlet pipe is arranged at the bottom of the jacket, the water outlet pipe is arranged at the top of the jacket, and the water outlet pipe is connected with the inlet of the water pump.
As a further optimization scheme of the utility model, the inboard of heating piece is equipped with nozzle complex recess, cladding nozzle that can be better.
As a further optimization scheme of the utility model, the slider all is dovetail or T font with the cross section of spout, avoids the heating piece because gravity drops in the time of can sliding connection.
As a further optimization scheme of the utility model, the center of positioning disk is equipped with the through-hole with member clearance fit.
As a further optimization scheme of the utility model, be equipped with on the mounting disc with traveller clearance fit's bar hole, the traveller passes this bar hole. The strip-shaped holes are arranged from the center to the edge of the installation.
As the utility model discloses a further optimization scheme, the water pump passes through the switch and connects the power.
As the utility model discloses a further optimization scheme, but water cooling mechanism connects air-cooled heat exchanger, and the water inlet of pipe connection air-cooled heat exchanger is passed through in the export of water pump, and the inlet tube is connected to air-cooled heat exchanger's delivery port. The water cooling mechanism absorbs the heat energy of the spray head assembly through water serving as a medium and dissipates the heat energy.
The beneficial effects of the utility model reside in that:
1) the utility model uses water cooling to dissipate heat of the nozzle assembly, and uses water as medium, so that the heat dissipation speed is faster;
2) the utility model discloses a mode rapid cooling of adjustment heat source and shower nozzle subassembly distance, it is strong to the temperature regulation ability of shower nozzle subassembly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a bottom view of the mounting plate of the present invention according to the first embodiment;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 1;
fig. 4 is a bottom view of the guide plate according to the first embodiment of the present invention.
In the figure: the device comprises a rod member 1, a nozzle 2, a heating block 3, a mounting disc 4, a guide disc 5, a worm wheel 6, a worm 7, a sliding chute 8, an oval track 9, a sliding column 10, a strip-shaped hole 11, a jacket 12, a water inlet pipe 13, a water outlet pipe 14 and a water pump 15.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, "a plurality" or "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-4, a high-efficient heat abstractor of 3D printer, includes heat dissipation mechanism, heat dissipation mechanism locates on the shower nozzle subassembly, and the shower nozzle subassembly includes member 1, nozzle 2 and heating mechanism, and the lower extreme fixed connection nozzle 2 of member 1, the outside of nozzle 2 is equipped with heating mechanism, and heating mechanism includes two heating blocks 3 that the symmetry set up. The inner side of the heating block 3 is provided with a groove matched with the nozzle 2, so that the nozzle 2 can be better coated. The heating block 3 is provided with a heating unit capable of heating the nozzle 2, and preferably, the heating unit can be an electric heating tube.
The heat dissipation mechanism comprises a heat source adjusting mechanism and a water cooling mechanism, the heat source adjusting mechanism comprises a mounting disc 4, a guide disc 5, a worm wheel 6 and a worm 7, the mounting disc 4 is sleeved on the rod piece 1 and fixedly connected with the rod piece 1, the mounting disc 4 is arranged at the top of the heating mechanism, a sliding block is arranged at the top of the heating block 3, a sliding groove 8 matched with the sliding block is arranged at the bottom of the mounting disc 4, the sliding block and the cross section of the sliding groove 8 are in a dovetail shape or a T shape, and the heating block 3 can be prevented from falling due to gravity when the sliding connection is achieved.
The top of mounting disc 4 is located to positioning disk 5, and positioning disk 5's bottom is equipped with oval track 9, and the top of heating block 3 is equipped with oval track 9 complex traveller 10, in the top embedding oval track 9 of traveller 10, positioning disk 5's top fixed connection worm wheel 6, worm wheel 6 overlaps on member 1, and one side and the worm 7 meshing of worm wheel 6, worm 7 passes through the output shaft of coupling joint servo motor. Servo motor passes through 6 worms of worm wheel 7 transmissions of worm wheel and drives 5 rotations of positioning disk, and then drives traveller 10 and move in oval track 9, because oval track 9 each point is different with the distance of member 1, consequently, traveller 10 can change its and member 1's distance in oval track 9 motion, thereby make traveller 10 along inside and outside lateral movement, thereby drive heating block 3 and be close to or keep away from nozzle 2, make heating block 3 keep away from nozzle 2 when needing the heat dissipation, increase the distance of heating source and nozzle 2, thereby supplementary cooling.
The water cooling mechanism comprises a jacket 12, a water inlet pipe 13, a water outlet pipe 14 and a water pump 15, wherein the jacket 12 is sleeved on the rod member 1, the water inlet pipe 13 is arranged at the bottom of the jacket 12, the water outlet pipe 14 is arranged at the top of the jacket 12, and the water outlet pipe 14 is connected with an inlet of the water pump 15. The water cooling mechanism can be connected with the air-cooled heat exchanger, the outlet of the water pump 15 is connected with the water inlet of the air-cooled heat exchanger through a pipeline, and the water outlet of the air-cooled heat exchanger is connected with the water inlet pipe 13. The same water cooling mechanism can be connected with a water cooler and the like. The water cooling mechanism absorbs the heat energy of the spray head assembly through water serving as a medium and dissipates the heat energy.
The center of the guide disc 5 is provided with a through hole which is in clearance fit with the rod member 1.
Above-mentioned, be equipped with on the mounting disc 4 with the sliding column 10 clearance fit's bar hole 11, sliding column 10 passes this bar hole 11. The strip-shaped hole 11 is arranged from the center to the edge of the installation.
The servo motor is connected with the power supply through the driver. The servo motor is of type MSME5AZG 1S.
The water pump 15 is connected to the power supply through a switch.
The utility model discloses a structural feature and theory of operation: when heat dissipation is needed, the heating block 3 is driven by the heat source adjusting mechanism to be far away from the nozzle 2, so that the temperature is reduced, cold water is circularly introduced through the jacket 12 to dissipate heat of the spray head assembly, and the temperature adjusting capacity of the spray head assembly is high.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. The utility model provides a high-efficient heat abstractor of 3D printer which characterized in that: the heating device comprises a heat dissipation mechanism, wherein the heat dissipation mechanism is arranged on a spray head assembly, the spray head assembly comprises a rod piece, a nozzle and a heating mechanism, the lower end of the rod piece is fixedly connected with the nozzle, the heating mechanism is arranged on the outer side of the nozzle, and the heating mechanism comprises two symmetrically arranged heating blocks;
the heat dissipation mechanism comprises a heat source adjusting mechanism and a water cooling mechanism, the heat source adjusting mechanism comprises a mounting disc, a guide disc, a worm wheel and a worm, the mounting disc is sleeved on the rod and fixedly connected with the rod, the mounting disc is arranged at the top of the heating mechanism, a sliding block is arranged at the top of the heating block, and a sliding groove matched with the sliding block is arranged at the bottom of the mounting disc; the guide disc is arranged above the mounting disc, an elliptical track is arranged at the bottom of the guide disc, a sliding column matched with the elliptical track is arranged at the top of the heating block, the top end of the sliding column is embedded into the elliptical track, a worm wheel is fixedly connected to the top of the guide disc, the worm wheel is sleeved on the rod piece, one side of the worm wheel is meshed with the worm, and the worm is connected with an output shaft of the servo motor through a coupling;
the water cooling mechanism comprises a jacket, a water inlet pipe, a water outlet pipe and a water pump, the jacket is sleeved on the rod piece, the water inlet pipe is arranged at the bottom of the jacket, the water outlet pipe is arranged at the top of the jacket, and the water outlet pipe is connected with the inlet of the water pump.
2. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: and a groove matched with the nozzle is formed in the inner side of the heating block.
3. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: the cross sections of the sliding block and the sliding groove are in a dovetail shape or a T shape.
4. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: and a through hole in clearance fit with the rod piece is formed in the center of the guide disc.
5. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: and a strip-shaped hole in clearance fit with the sliding column is formed in the mounting disc, and the sliding column penetrates through the strip-shaped hole.
6. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: the water pump is connected with a power supply through a switch.
7. The efficient heat dissipation device for the 3D printer according to claim 1, wherein: the water cooling mechanism can be connected with the air-cooled heat exchanger, the outlet of the water pump is connected with the water inlet of the air-cooled heat exchanger through a pipeline, and the water outlet of the air-cooled heat exchanger is connected with the water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921294620.5U CN210911164U (en) | 2019-08-09 | 2019-08-09 | High-efficient heat abstractor of 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921294620.5U CN210911164U (en) | 2019-08-09 | 2019-08-09 | High-efficient heat abstractor of 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210911164U true CN210911164U (en) | 2020-07-03 |
Family
ID=71363681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921294620.5U Expired - Fee Related CN210911164U (en) | 2019-08-09 | 2019-08-09 | High-efficient heat abstractor of 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210911164U (en) |
-
2019
- 2019-08-09 CN CN201921294620.5U patent/CN210911164U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200703 Termination date: 20210809 |