CN221087676U - Air cooling device of laser cutting head - Google Patents
Air cooling device of laser cutting head Download PDFInfo
- Publication number
- CN221087676U CN221087676U CN202323017109.XU CN202323017109U CN221087676U CN 221087676 U CN221087676 U CN 221087676U CN 202323017109 U CN202323017109 U CN 202323017109U CN 221087676 U CN221087676 U CN 221087676U
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- ventilation
- cutting head
- ring
- channel
- flow distribution
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- 238000001816 cooling Methods 0.000 title claims abstract description 29
- 238000003698 laser cutting Methods 0.000 title claims abstract description 28
- 238000009423 ventilation Methods 0.000 claims description 57
- 230000017525 heat dissipation Effects 0.000 claims description 31
- 238000007664 blowing Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 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
- 238000012545 processing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Laser Beam Processing (AREA)
Abstract
The utility model relates to an air cooling device of a laser cutting head, which comprises a cutting head body, wherein a positioning ring table is fixedly arranged around the outer side wall of the cutting head body, a heat conducting ring sheet is arranged at the bottom of the positioning ring table on the cutting head body, a plurality of heat radiating fins are arranged on the heat conducting ring sheet, a heat radiating channel is formed between every two heat radiating fins and the heat conducting ring sheet, and a multi-angle heat radiating component is arranged outside the positioning ring table in a surrounding manner.
Description
Technical Field
The utility model relates to the technical field of air cooling of laser cutting heads, in particular to an air cooling device of a laser cutting head.
Background
The laser cutting machine is a processing machine tool which applies the laser cutting principle, the principle of laser cutting is that electric energy is converted into light energy with the wave band of 1064 mu m, light beams are irradiated onto a metal plate, the metal plate is melted or gasified at a local high temperature, gas is blown to molten metal through a nozzle matched with a laser cutting head, slag is blown away, and the work of laser cutting the metal plate is completed.
Because laser cutting belongs to hot working, a large amount of heat energy exists in the metal melting or gasifying process, the heat of cutting hair is serious, although water cooling heat dissipation is adopted, along with the application of a Wanware-level laser, the temperature of a cutting head is higher and higher during working, the sealing performance of a sealing collar adopted in a water cooling system is seriously influenced, and the heat dissipation requirement of the cutting head cannot be met by pure water cooling heat dissipation, so that the air cooling technology of the cutting head is needed to reduce the working temperature of the cutting head.
Therefore, in order to solve the deficiencies of the prior art, it is necessary to provide an air cooling device for a laser cutting head.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide the air cooling device of the laser cutting head, which simultaneously carries out surrounding type multi-angle air cooling heat dissipation on the heat dissipation channel from the top and the side through the multi-angle heat dissipation component arranged on the positioning ring table, so that the working temperature of the laser cutting head is reduced, and meanwhile, air flows in two directions can be evenly distributed through one main ventilation ring channel through the arrangement of the flow distribution component, so that the wind power resource is saved.
The above object of the present utility model is achieved by the following means.
The air cooling device of the laser cutting head comprises a cutting head body, wherein a positioning ring table is fixedly arranged around the outer side wall of the cutting head body, a heat conducting ring sheet is arranged at the bottom of the positioning ring table on the cutting head body, a plurality of heat radiating fins are arranged on the heat conducting ring sheet, a heat radiating channel is formed between every two heat radiating fins and the heat conducting ring sheet, and a multi-angle heat radiating assembly is arranged outside the positioning ring table in a surrounding manner;
The multi-angle heat dissipation assembly comprises a ventilation disc, a main ventilation ring channel is arranged at the top of the ventilation disc, a plurality of ventilation fans are arranged on the side of the main ventilation ring channel, a flow distribution assembly is arranged in the ventilation disc, which is intersected with the main ventilation ring channel, the bottom of the ventilation disc is provided with an upper ventilation ring channel and a side ventilation ring inclined channel, the upper ventilation ring channel and the side ventilation ring inclined channel are respectively communicated with the ventilation disc at two sides of the flow distribution assembly, and the bottom of the upper ventilation ring channel is connected with the top of the heat dissipation channel.
Specifically, the flow distribution assembly comprises a bottom foundation annular table and a top flow distribution plate, wherein the top of the bottom foundation annular table is connected with the top flow distribution plate, the cross section of the bottom foundation annular table is trapezoid, the cross section of the top flow distribution plate is triangle, and the top of the top flow distribution plate is positioned on a cross section central line F of the main ventilation annular channel.
Preferably, the horizontal included angle of the side wall of the top flow dividing plate is +.A, the horizontal included angle of the side wall of the bottom base annular table is +.B, and +.A +.B meets +.A > -B.
Specifically, the air blowing direction of the inclined channel of the side ventilation ring is inclined downward.
According to the utility model, the multi-angle heat dissipation assembly arranged on the positioning ring table carries out surrounding type multi-angle air cooling heat dissipation on the heat dissipation channel from the top and the side, so that the working temperature of the laser cutting head is reduced, meanwhile, air flows in two directions can be evenly distributed through one main ventilation ring channel through the arrangement of the flow distribution assembly, and the wind power resource is saved.
Drawings
The utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.
Fig. 1 is an external perspective view of an air cooling device of a laser cutting head according to the present utility model.
Fig. 2 is a schematic front view in cross section of an air cooling device of a laser cutting head according to the present utility model.
Fig. 3 is a schematic top view of a diverter assembly of an air cooling device of a laser cutting head according to the present utility model.
From fig. 1 to 3, it includes:
1. A cutting head body;
2. Positioning a ring table;
3. a heat conductive ring sheet;
4. A heat sink;
5. A heat dissipation channel;
6. A multi-angle heat sink assembly;
61. A vent disc, 62, a main vent ring channel, 63, a vent fan, 64, a diverter assembly, 65, an upper vent ring channel, 66, a side vent ring diagonal channel;
641. a bottom base ring table 642, a top diverter plate.
Detailed Description
The utility model will be further described with reference to the following examples.
Example 1.
As shown in fig. 1-3, an air cooling device of a laser cutting head comprises a cutting head body 1, a positioning ring table 2 is fixedly installed around the outer side wall of the cutting head body 1, a heat conducting ring sheet 3 is installed on the cutting head body 1 at the bottom of the positioning ring table 2, a plurality of cooling fins 4 are installed on the heat conducting ring sheet 3, a cooling channel 5 is formed between every two cooling fins 4 and the heat conducting ring sheet 3, and a multi-angle cooling assembly 6 is installed around the outer side of the positioning ring table 2.
The application is used for carrying out air cooling heat dissipation on a laser cutting head, firstly, the metal is cut by the cutting head body 1, the heat conducting ring sheet 3 and the multi-angle heat dissipation component 6 are fixed by the positioning ring table 2, then, the heat conducting ring sheet 3 carries out heat transfer outside the cutting head body 1, the heat is transferred to the heat dissipation sheet 4, the heat dissipation sheet 4 is cooled by air from different angles by the multi-angle heat dissipation component 6, the heat dissipation efficiency of the heat dissipation sheet 4 is improved, and the working temperature of the laser cutting head is reduced.
The multi-angle heat dissipation assembly 6 comprises a ventilation disk 61, a main ventilation ring channel 62 is arranged at the top of the ventilation disk 61, a plurality of ventilation fans 63 are arranged on the side of the main ventilation ring channel 62, a flow distribution assembly 64 is arranged in the ventilation disk 61 at the intersection of the ventilation disk 61 and the main ventilation ring channel 62, an upper ventilation ring channel 65 and a side ventilation ring inclined channel 66 are arranged at the bottom of the ventilation disk 61, the upper ventilation ring channel 65 and the side ventilation ring inclined channel 66 are respectively communicated with the ventilation disk 61 at two sides of the flow distribution assembly 64, and the bottom of the upper ventilation ring channel 65 is connected with the top of the heat dissipation channel 5.
The multi-angle heat dissipation assembly 6 realizes air intake through the ventilation fan 63, then flows to the position of the diversion assembly 64 through the main ventilation channel, realizes uniform diversion at the position of the diversion assembly 64, and part of air flows to the upper ventilation ring channel 65 to blow downwards at the top of the heat dissipation channel 5, blows away the heat in the heat dissipation channel 5, and the other part enters the side ventilation ring inclined channel 66 through the ventilation disc 61, blows away from the surfaces of the heat conduction ring fin 3 and the heat dissipation fin 4 in the inclined upper direction of the heat dissipation channel 5, and the two air flows are combined to drain the heat downwards.
The diverter assembly 64 includes a bottom base ring land 641 and a top diverter plate 642, the top of the bottom base ring land 641 being connected to the top diverter plate 642, the bottom base ring land 641 having a trapezoidal cross-sectional shape, the top diverter plate 642 having a triangular cross-sectional shape, the top of the top diverter plate 642 being located on the cross-sectional centerline F of the main vent ring channel 62.
The splitter assembly 64 evenly divides the air flow into two parts inside the main vent ring channel 62 by the top splitter plate 642 into the upper vent ring channel 65 and the side vent ring diagonal channels 66, respectively.
The horizontal angle of the side wall of the top shunt plate 642 is +.a, the horizontal angle of the side wall of the bottom base ring stage 641 is +.b, and +.a +.b satisfies +.a > -B.
The slow angle design of the bottom base ring 641 can facilitate the direction conversion of the wind flow and improve the air cooling efficiency.
The air blowing direction of the side ventilation ring inclined channel 66 is inclined downwards, and can be converged with the upper ventilation ring channel 65 to downwards, so that heat is taken away, and the working temperature of the laser cutting head is reduced.
According to the utility model, the multi-angle heat dissipation assembly 6 arranged on the positioning ring table 2 carries out surrounding type multi-angle air-cooling heat dissipation on the heat dissipation channel 5 from the top and the side, so that the working temperature of the laser cutting head is reduced, meanwhile, air flows in two directions can be evenly distributed through the main ventilation ring channel 62 through the arrangement of the flow distribution assembly 64, and the wind power resource is saved.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (4)
1. An air cooling device of a laser cutting head is characterized in that: the cutting head comprises a cutting head body, wherein a positioning ring table is fixedly arranged around the outer side wall of the cutting head body, a heat conducting ring sheet is arranged at the bottom of the positioning ring table on the cutting head body, a plurality of heat radiating sheets are arranged on the heat conducting ring sheet, a heat radiating channel is formed between every two heat radiating sheets and the heat conducting ring sheet, and a multi-angle heat radiating assembly is circumferentially arranged outside the positioning ring table;
The multi-angle heat dissipation assembly comprises a ventilation disc, a main ventilation ring channel is arranged at the top of the ventilation disc, a plurality of ventilation fans are arranged on the side of the main ventilation ring channel, a flow distribution assembly is arranged at the intersection of the ventilation disc and the main ventilation ring channel, an upper ventilation ring channel and a side ventilation ring inclined channel are arranged at the bottom of the ventilation disc, the upper ventilation ring channel and the side ventilation ring inclined channel are respectively arranged at the two sides of the flow distribution assembly and are communicated with the ventilation disc, and the bottom of the upper ventilation ring channel is connected with the top of the heat dissipation channel.
2. The air cooling device of the laser cutting head according to claim 1, wherein: the flow distribution assembly comprises a bottom foundation ring table and a top flow distribution plate, wherein the top of the bottom foundation ring table is connected with the top flow distribution plate, the cross section of the bottom foundation ring table is trapezoid, the cross section of the top flow distribution plate is triangular, and the top of the top flow distribution plate is located on a cross section central line F of the main ventilation ring channel.
3. The air cooling device of the laser cutting head according to claim 2, wherein: the horizontal included angle of the side wall of the top flow distribution plate is +.A, the horizontal included angle of the side wall of the bottom base annular table is +.B, and +.A +.B meets +.A > -B.
4. The air cooling device of the laser cutting head according to claim 1, wherein: the air blowing direction of the inclined channel of the side ventilation ring is inclined downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323017109.XU CN221087676U (en) | 2023-11-09 | 2023-11-09 | Air cooling device of laser cutting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323017109.XU CN221087676U (en) | 2023-11-09 | 2023-11-09 | Air cooling device of laser cutting head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221087676U true CN221087676U (en) | 2024-06-07 |
Family
ID=91325765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323017109.XU Active CN221087676U (en) | 2023-11-09 | 2023-11-09 | Air cooling device of laser cutting head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221087676U (en) |
-
2023
- 2023-11-09 CN CN202323017109.XU patent/CN221087676U/en active Active
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