CN109277698A - A kind of flow-guiding type dust excluding hood, dust-extraction unit and laser cutting device - Google Patents
A kind of flow-guiding type dust excluding hood, dust-extraction unit and laser cutting device Download PDFInfo
- Publication number
- CN109277698A CN109277698A CN201811350089.9A CN201811350089A CN109277698A CN 109277698 A CN109277698 A CN 109277698A CN 201811350089 A CN201811350089 A CN 201811350089A CN 109277698 A CN109277698 A CN 109277698A
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- Prior art keywords
- excluding hood
- dust excluding
- dedusting
- chamber
- flow
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- 239000000428 dust Substances 0.000 title claims abstract description 135
- 238000000605 extraction Methods 0.000 title claims abstract description 35
- 238000003698 laser cutting Methods 0.000 title claims abstract description 14
- 238000005520 cutting process Methods 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000005086 pumping Methods 0.000 claims description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 14
- 239000002245 particle Substances 0.000 description 14
- 230000006872 improvement Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
- 206010044565 Tremor Diseases 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
Abstract
The present invention relates to technical field of dust removal equipment, provide a kind of flow-guiding type dust excluding hood, dust-extraction unit and laser cutting device, the dust excluding hood is provided with the first guiding device dedusting is intracavitary, form flow-guiding type dust excluding hood, the dedusting chamber is separated into several dedusting areas by first guiding device, the air-flow that guiding device is used to flow through dust excluding hood corresponds to each dedusting area and carries out water conservancy diversion, to avoid excessive air-flow from flowing through cutting mouth and influence pole piece, pole piece generation is avoided acutely significantly to shake and defocus occurs, to guarantee that laser stablizes cutting, to be conducive to improve cut quality and cutting efficiency.Dust-extraction unit and laser cutting device with the dust excluding hood are likewise supplied with above-mentioned beneficial effect.
Description
Technical field
The present invention relates to technical field of dust removal equipment more particularly to a kind of flow-guiding type dust excluding hood, dust-extraction unit and laser to cut
Cut device.
Background technique
A large amount of dust, smog can be supervened in laser cutting production process, if can not effectively clear up, can be led
Problems are caused, such as: first, the dust of delay is easily adhered on pole piece, influences the quality of lithium battery；Second, dust is perishable
Circuitry system is lost, makes circuitry system short-circuit, influences the normal operation of equipment；Third, dust can endanger user of service
Health；4th, dust belongs to combustible and explosive articles, if effectively security risk can cannot be brought dedusting.Therefore, it is necessary to
Dust-extraction unit is set on laser cutting device, to be dusted while laser cutting.The dust-extraction unit of the prior art
Although having achieved the purpose that dedusting, dust-extraction unit generates biggish wind speed of dust removal at cutting mouth, is easy to cause the play of pole piece
Strong shake and extraction electrode piece and waste material, cause pole piece that defocus occurs, so that generating pole piece can't cut or belt phenomenon, influence laser
Cut quality and production efficiency, it is therefore desirable to a kind of new technical solution is provided, to solve above-mentioned existing in the prior art ask
Topic.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of flow-guiding type dust excluding hood, pole when solving dust-extraction unit dedusting
Piece is led to the problem of at cutting mouth substantially to be shaken and defocus, and provides a kind of dust-extraction unit and laser with the dust excluding hood
Cutter device.
The technical proposal adopted by the invention to solve the above technical problems is that:
A kind of flow-guiding type dust excluding hood is provided, the cutting mouth for avoiding laser is offered on the dust excluding hood, it is described to remove
It include dedusting chamber inside dust hood, the dedusting is intracavitary to be provided with the first guiding device, and first guiding device is by the dedusting
Chamber is separated into several dedusting areas, and the air-flow that guiding device is used to flow through dust excluding hood corresponds to each dedusting area and carries out water conservancy diversion.
As an improvement of the above technical solution, first guiding device is fixed on the intracavitary correspondence of the dedusting positioned at described
Position below cutting mouth.
As a further improvement of the above technical scheme, engraved structure is provided on first guiding device.
As a further improvement of the above technical scheme, the engraved structure includes several bar slots and/or several logical
Hole.
As a further improvement of the above technical scheme, first guiding device includes the flow deflector of laminated structure, institute
Flow deflector side is stated to connect with the inner wall of the dust excluding hood, it is another to be sloped downwardly.
As a further improvement of the above technical scheme, first guiding device includes the flow deflector of laminated structure, institute
State the two sides inner wall that flow deflector two sides are separately connected the dust excluding hood.
It as a further improvement of the above technical scheme, further include inlet chamber and outlet chamber inside the dust excluding hood, it is described
Inlet chamber is connected to the side of the dedusting chamber, and the outlet chamber is connected to the other side of the dedusting chamber, and the dust excluding hood exists
The first air inlet for air inlet is offered at the inlet chamber, and the gas outlet for outlet is offered at the outlet chamber.
As a further improvement of the above technical scheme, dust excluding hood is also provided with for air inlet at the outlet chamber
Two air inlets.
As a further improvement of the above technical scheme, the second guiding device, second water conservancy diversion are equipped in the outlet chamber
Outlet chamber is divided into several outlet areas by device, and the outlet area is corresponding with the dedusting area in the dedusting chamber.
As a further improvement of the above technical scheme, third guiding device, the third water conservancy diversion are set in the inlet chamber
Inlet chamber is divided into several air inlet areas by device, and the air inlet area is corresponding with the dedusting area in the dedusting chamber.
A kind of dust-extraction unit is additionally provided, including above-mentioned dust excluding hood.
Additionally provide a kind of dust-extraction unit, further include draft hood including above-mentioned dust excluding hood, the draft hood and it is described go out
Air inside the dust excluding hood can be extracted out draft hood pumping by air cavity connection from the gas outlet.
It as an improvement of the above technical solution, further include inlet duct, the inlet duct is arranged in first air inlet
At mouthful and to supplying gas inside the dust excluding hood.
As a further improvement of the above technical scheme, the second guiding device, second water conservancy diversion are equipped in the outlet chamber
Outlet chamber is divided into several outlet areas by device, and the outlet area is corresponding with the dedusting area in the dedusting chamber.
As a further improvement of the above technical scheme, the draft hood further includes several mutually isolated exhaust tubes
Road, the pump-line correspond to the outlet chamber and are evacuated, and the every pump-line is connected to the outlet area respectively.
As a further improvement of the above technical scheme, third guiding device, the third water conservancy diversion are set in the inlet chamber
Inlet chamber is divided into several air inlet areas by device, and the air inlet area is corresponding with the dedusting area in the dedusting chamber；Described first
The inlet duct is arranged in the position of the corresponding dedusting area for being located at bottom at air inlet, alternatively, setting at first air inlet
Several inlet ducts are set, the inlet duct wind speed positioned at bottom is greater than other inlet ducts.
A kind of laser cutting device is also provided, including laser beam emitting device and above-mentioned dust-extraction unit.
The beneficial effects of the present invention are:
Dust excluding hood of the present invention is provided with the first guiding device dedusting is intracavitary, forms flow-guiding type dust excluding hood, first water conservancy diversion
The dedusting chamber is separated into several dedusting areas by device, and the air-flow that guiding device is used to flow through dust excluding hood corresponds to each dedusting
Area carries out water conservancy diversion, so that excessive air-flow be avoided to flow through cutting mouth and influence pole piece, pole piece generation is avoided acutely significantly to shake
And defocus occurs, to guarantee that laser stablizes cutting, to be conducive to improve cut quality and cutting efficiency.With the dust excluding hood
Dust-extraction unit and laser cutting device be likewise supplied with above-mentioned beneficial effect.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing briefly describes:
Fig. 1 is the overall structure diagram of dust-extraction unit one embodiment of the invention；
Fig. 2 is the structural schematic diagram of one embodiment of dust excluding hood of the present invention；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is the structural schematic diagram of one embodiment of guiding device in embodiment illustrated in fig. 2；
Fig. 5 is the structural schematic diagram of second embodiment of guiding device in embodiment illustrated in fig. 2；
Fig. 6 is the structural schematic diagram of second embodiment of dust excluding hood of the present invention；
Fig. 7 is the side view of Fig. 6；
Fig. 8 is the structural schematic diagram of one embodiment of guiding device in embodiment illustrated in fig. 6；
Fig. 9 is the structural schematic diagram of second embodiment of guiding device in embodiment illustrated in fig. 6；
Figure 10 is the few examples of the engraved structure of guiding device in the present invention；
Figure 11 is the cross-sectional view of dust-extraction unit one embodiment of the invention；
Figure 12 is the cross-sectional view of second embodiment of dust-extraction unit of the invention；
Figure 13 is the cross-sectional view of dust-extraction unit third embodiment of the invention.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.In addition, being related in patent
All connection/connection relationships, not singly refer to that component directly connects, and refer to can according to specific implementation situation, by addition or
Couple auxiliary is reduced, to form more preferably coupling structure.The orientation such as upper and lower, left and right involved in the present invention describe
Relative to the position relationship of the components of the invention in the accompanying drawings.Each technical characteristic in the present invention, not
It can be with combination of interactions under the premise of conflicting conflict.
Fig. 1 is the overall structure diagram of dust-extraction unit one embodiment of the invention, with reference to Fig. 1, in the present embodiment, is removed
Dirt device includes inlet duct 1, dust excluding hood 2 and draft hood 3, by being evacuated to draft hood 3, can be formed in dust excluding hood 2
Air-flow plays dustproof function so that the dust being trapped in dust excluding hood 2 be removed, while air inlet dress can also be arranged accordingly
Set, supply gas dust excluding hood 2, formed on one side air inlet, while the scheme that is evacuated, improve efficiency of dust collection.Wherein, dust excluding hood 2
Embodiment is as follows:
First embodiment:
Fig. 2 be dust excluding hood of the present invention one embodiment structural schematic diagram, Fig. 3 for Fig. 2 side view, with reference to Fig. 2,
3, the flow-guiding type dust excluding hood of the present embodiment offers the cutting mouth 22 for avoiding laser on the dust excluding hood 2, inside dust excluding hood 2
Including dedusting chamber 202, the first guiding device 27 is provided in dedusting chamber 202, if dedusting chamber is separated by the first guiding device 27
The dry dedusting area for being connected or being isolated, the air-flow that the first guiding device 27 is used to flow through dust excluding hood 2 correspond to each dedusting
Area carries out water conservancy diversion, so that excessive air-flow be avoided to flow through cutting mouth 22 and influence pole piece, pole piece generation is avoided acutely significantly to tremble
It moves and defocus occurs, to guarantee that laser stablizes cutting, to be conducive to improve cut quality and cutting efficiency.
Specifically, setting is fixed on the intracavitary correspondence of dedusting and is located at cutting mouth 22 by the first guiding device 27 in the present embodiment
Dedusting chamber is separated into two dedusting areas by position, is the first dedusting area 2021 above the first guiding device, is located at first
The lower section of guiding device 27 is that the second dedusting area 2022 by the guide functions of the first guiding device 27 passes through dust excluding hood 2
Air-flow pass through above-mentioned two dedusting area respectively, thus reduce or avoid the air-flow of the second dedusting area 2022 to the first dedusting area
Therefore 2021 influence can flow through the gas flow optimized of the first dedusting area 2021 in lower wind speed range, can take away
Be cut by laser the lesser dust particles generated, not will cause the significantly shake of pole piece, and biggish dust particles to
Settled below cutting mouth 22, so as to flow through the second dedusting area 2022 in higher wind speed range, it is heavy so as to remove
The wind speed of the second dedusting area 2022 can be reduced or avoided to cutting mouth in the biggish dust particles to lower, the first guiding device 27
The influence of the pole piece at place.
First guiding device 27 includes the flow deflector 272 of laminated structure, the side of flow deflector 272 and the inner wall of dust excluding hood 2
Connection, it is another to be sloped downwardly, to surround the second dedusting area being connected to the first dedusting area 2021 with the bottom surface of dust excluding hood 2
2022。
Fig. 4 is the structural schematic diagram of one embodiment of guiding device in embodiment illustrated in fig. 2,
Fig. 5 is the structural schematic diagram of second embodiment of guiding device in embodiment illustrated in fig. 2, with reference to Fig. 4,5, the
The engraved structure 271 one guiding device 27 flow deflector 272 including laminated structure and be provided on the flow deflector 272, sedimentation
Large dust particle can be fallen in the second dedusting area 2022 from the engraved structure 271, facilitate high-effective dust-removing.Above-mentioned hollow out knot
Structure 271 includes several bar slots and/or several through-holes, and in embodiment shown in Fig. 4, which includes several
Shape slot 273, the strip groove 273 extend and are parallel to each other to the other side from a side of flow deflector 272 along airflow direction, are convenient for big
Grain dust settling is into the second dedusting area 2022.In embodiment shown in fig. 5, which includes several be uniformly distributed
Through-hole 274 on flow deflector 272.Certainly, when it is implemented, the engraved structure 271 also may include other realization sides
Formula, such as the reticular structure etc. of wavy through slot or several skewed slots composition, effect are also easy for large dust particle drop
Into the second dedusting area 2022, to improve efficiency of dust collection.
Second embodiment:
Fig. 6 is the structural schematic diagram of second embodiment of dust excluding hood of the present invention, and Fig. 7 is the side view of Fig. 6, the present embodiment
Difference with above-mentioned one embodiment is that the first guiding device 27 includes the flow deflector 272 ' of laminated structure, the flow deflector
272 ' two sides are separately connected the two sides inner wall of dust excluding hood 2, so that the bottom with dust excluding hood 2 surrounds and the first dedusting area 2021 '
The of the second dedusting area 2022 ' being separated by, the first dedusting area 2021 ' and the second dedusting area 2022 ' and above-mentioned one embodiment
One dedusting area is similar with the effect of the second dedusting area, by the guide functions of flow deflector 272 ', passes through the air-flow of dust excluding hood 2
Pass through above-mentioned two dedusting area respectively, to reduce or avoid the air-flow of the second dedusting area 2022 ' to the first dedusting area 2021 '
Influence therefore can flow through the gas flow optimized of the first dedusting area 2021 ' in lower wind speed range, can take away sharp
The lesser dust particles that light cutting generates, not will cause the significantly shake of pole piece, and biggish dust particles are to cutting
Settled below scarfing 22, so as to flow through the second dedusting area 2022 ' in higher wind speed range, so as to remove sedimentation
The wind speed of the second dedusting area 2022 ' can be reduced or avoided to cutting mouth in the biggish dust particles to get off, the first guiding device 27
The influence of the pole piece at place avoids pole piece generation from acutely significantly shaking defocus, helps to ensure that the efficiency of the quality of laser cutting.
Fig. 8 is the structural schematic diagram of one embodiment of guiding device in embodiment illustrated in fig. 6,
Fig. 9 is the structural schematic diagram of second embodiment of guiding device in embodiment illustrated in fig. 6, with reference to Fig. 8,9,
In the present embodiment, flow deflector 272 ' equally offers engraved structure 271 ', the engraved structure 271 ' include several bar slots and/or
Several through-holes of person, in embodiment shown in Fig. 8, which includes several strip grooves 273 ', the 273 ' edge of strip groove
Airflow direction extends and is parallel to each other to the other side from a side of flow deflector 272 ', is deposited to the second dedusting convenient for large dust particle
In area 2022 '.In embodiment shown in Fig. 9, the engraved structure 271 ' include it is several be evenly distributed on it is logical on flow deflector 272 '
Hole 274 '.Likewise, in the specific implementation, which also may include other implementations, such as waveform
Through slot or several skewed slots composition reticular structure etc., effect is also easy for large dust particle and drops to the second dedusting area
In 2022 ', to improve efficiency of dust collection.
Figure 10 is the few examples of the engraved structure of guiding device in the present invention, and with reference to Figure 10, a figure in Figure 10 is upper
The schematic cross-section of strip groove 273,273 ' in the first, second embodiment is stated, which is gradually reduced from up to down, can
The air-flow or dust particles for effectivelying prevent 27 lower section of the first guiding device flow up.Similarly, the b figure in Figure 10 is above-mentioned
One, in second embodiment through-hole 274,274 ' schematic cross-section, the aperture of the through-hole 274 is gradually reduced from up to down, equally
The air-flow or dust particles that 27 lower section of the first guiding device can be effectively prevented flow up.
3rd embodiment:
Figure 11 is the cross-sectional view of dust-extraction unit one embodiment of the invention, with reference to Fig. 1,11, in dust excluding hood 2
Portion further includes inlet chamber 201 and outlet chamber 203, and inlet chamber 201 is connected to the side of dedusting chamber 202, outlet chamber 203 and dedusting chamber
202 other side connection, so that inlet chamber 201, dedusting chamber 202 and outlet chamber 203 are sequentially communicated, dust excluding hood 2 is in inlet chamber 201
Place offers the first air inlet 21 for air inlet, the gas outlet 23 for outlet is offered at outlet chamber 203, air-flow passes through
First air inlet 21 enters inlet chamber 201, and flows through dedusting chamber 202 and take away the dust generated at cutting mouth 22, then flows into out
Air cavity 203 simultaneously flows out dust excluding hood 2 from gas outlet 23, reaches dustproof function.In conjunction with above-mentioned it is found that be arranged in dedusting chamber 202
One guiding device 27 realizes the subregion guide functions of 202 interior air-flow of dedusting chamber, is passed through difference from air inlet 21 so as to correspondence
The air-flow of wind speed reduces the high-speed flow of 22 lower section of cutting mouth to the pole at cutting mouth 22 under the premise of realizing effective dedusting
The influence of piece is effectively prevented from pole piece generation and generates and acutely significantly shakes and defocus, thus guarantee that laser stablizes cutting, thus
Improve cut quality and cutting efficiency.
Dust cover 2 is also provided with the second air inlet 24 on outlet chamber 203, plays the role of release, when gas outlet 23 is negative
When pressing larger, portion gas enters 23 outlet chamber 203 of gas outlet from the second air inlet 24 and realizes release, reduces dedusting chamber
Wind speed in 202 reduces air-flow and shakes defocus influence caused by pole piece, to guarantee that laser stablizes cutting.
Second air inlet 24 is provided on the side wall of dust excluding hood 2, and edge is inclined from dedusting chamber 202 to the direction of gas outlet 23
Tiltedly, the area that can expand the second air inlet 24 and 203 connectivity part of outlet chamber, facilitates abundant air inlet release.In the present embodiment, remove
Second air inlet 24 is provided on dust hood 2, when it is implemented, can also be on the side wall of the corresponding outlet chamber 203 of dust excluding hood 2
Multiple second air inlets 24 are set to reach above-mentioned effect.
Outlet chamber 203 is gradually reduced from dedusting chamber 202 to the direction of gas outlet 23, closing-in structure is formed, so that in outlet
When being evacuated at mouth 23, it is possible to increase flow velocity reduces pressure.
Dust excluding hood 2 is straight-through structure, and inlet chamber 201, dedusting chamber 202 and outlet chamber 203 are from one end of dust excluding hood 2 to another
One end is sequentially communicated, therefore airflow channel is put-through channel, helps to improve efficiency of dust collection.
Based on above-mentioned dust excluding hood 2, the draft hood 3 of dust-extraction unit is connected to the gas outlet 23 of dust excluding hood 2, and with pumping gas source
(not shown go out) connection, when work, pumping gas source (not shown go out) is evacuated draft hood 3, so as to will be inside dust excluding hood 2
Air is extracted out from gas outlet 23, while taking dust out of dust excluding hood 2, realizes the purpose being dusted in time in laser cutting.
Common air knife may be selected as air inlet to obtain larger air inlet wind speed in the also settable inlet duct 1 of dust-extraction unit
Device, the inlet duct 1 are arranged at the first air inlet 21 and to supplying gas inside dust excluding hood 2, and formation is evacuated while supplying gas
Dust-cleaning scheme, help to improve efficiency of dust collection.
Consider that inlet duct 1 is supplied gas the pole piece that will affect at cutting mouth 22, generates pole piece under airflow function acutely
Significantly shake, the bottom at corresponding first air inlet 21 of inlet duct 1 is arranged, thus the air-flow that inlet duct 1 is supplied gas
It is most of to be blown to the bottom of cutting mouth 22, influence of the air-flow to pole piece of supplying gas can be reduced, and can blow away and be deposited in dedusting chamber
The large dust particle of 202 lower parts, to improve efficiency of dust collection.
To obtain suitable air inlet wind speed, it may also set up multiple inlet ducts 1 at the first air inlet 21 and supply gas, it can
Lower wind speed of supplying gas is arranged to inlet duct 1 corresponding with 22 height of cutting mouth, avoids air-flow excessive and pole piece occurred
Big shake.Relatively, relative altitude is located at the settable relatively high wind speed of supplying gas of inlet duct 1 of 22 lower section of cutting mouth,
To effectively remove the large dust particle for being deposited in 202 lower part of dedusting chamber, to improve efficiency of dust collection.
Fourth embodiment:
Figure 12 is the cross-sectional view of 4th embodiment of dust-extraction unit of the invention, with reference to Figure 12, the dust excluding hood 2 of the present embodiment
And dust-extraction unit is roughly the same with the scheme of 3rd embodiment, difference is as follows:
(1) in the present embodiment, in order to effectively extract the air in dedusting chamber 202 out, in the outlet chamber 203 of dust excluding hood 2
In be equipped with the second guiding device 26, which is divided into several outlet areas for outlet chamber 203, the outlet area with it is above-mentioned
Dedusting area in dedusting chamber 202 is corresponding, and different pumping pressure, the second water conservancy diversion dress is arranged so as to the different outlet area of correspondence
Set 25 realizations facilitates the air flowed out from dedusting chamber 202 in the progress water conservancy diversion of outlet chamber 203 to improve pumping efficiency
Improve efficiency of dust collection.
The plate structure that second guiding device 26 can be integrally formed in outlet chamber 203, or pass through fixed installation
Mode be mounted on the plate structure in outlet chamber 203, which is divided into two parts for outlet chamber 203, respectively
For the first outlet area 2031 and the second outlet area 2032, the two accordingly forms the first gas outlet 231 and on dust excluding hood 2
Two gas outlets 232, the second outlet area 2032 are corresponding with inlet duct 1.To the air-flow that in pumping, inlet duct 1 is sent into
Major part can be extracted out by the second outlet area 2032, improve pumping efficiency.The position of opposite 2 bottom of dust excluding hood of second guiding device 26
The lower side not higher than cutting mouth 22 is set along the position relative to 2 bottom of dust excluding hood, further decreases the gas that inlet duct 1 is supplied gas
The influence to the pole piece at cutting mouth 22 is flowed, so that the position of pole piece is maintained in cutting focus, helps to ensure that cutting
Quality and cutting efficiency.
It (2), can be inclined in inlet chamber 201 in order to preferably guide air-flow to flow to the downside of dedusting chamber 202 in the present embodiment
Under position at third guiding device 25 is set, which is divided into several air inlet areas for inlet chamber 201, should be into
Gas area is corresponding with the dedusting area in dedusting chamber 202, can correspond to the different wind speed of supplying gas of the trivial setting of different air inlets, facilitate
Efficiency of dust collection is improved, third guiding device 25, which is realized, carries out water conservancy diversion to the air being sent into inlet chamber 201, avoids high-speed flow
The pole piece at cutting mouth is influenced when into dedusting chamber 202.
The plate structure that the third guiding device 25 can be integrally formed in inlet chamber 201, or pass through fixed installation
Mode be mounted on the plate structure in inlet chamber 201 so that inlet chamber 201 forms upper and lower two chambers, be respectively located at upper
First air inlet area 2011 in portion and the second air inlet area 2012 positioned at lower part accordingly form the first enterprising port 211 and first
Inlet duct 1 is located at the first lower air inlet 212 by 212 two air inlets of lower air inlet, the air-flow edge that inlet duct 1 is supplied gas
Second air inlet area 2012 enters dedusting chamber 202, to realize to the guiding function of air-flow, helps to improve efficiency of dust collection.Third
Guiding device 25 is not higher than the lower side of cutting mouth 22 along the position relative to 2 bottom of dust excluding hood with respect to the position of 2 bottom of dust excluding hood
It sets, the influence of air-flow that inlet duct 1 is supplied gas to the pole piece at cutting mouth 22 is further decreased, so that the position of pole piece is maintained at
It cuts in focus, helps to ensure that cut quality and cutting efficiency.
In addition to above-mentioned difference, the present embodiment other structures and principle are essentially identical with 3rd embodiment, do not do herein
It repeats.
5th embodiment:
Figure 13 is the cross-sectional view of dust-extraction unit third embodiment of the invention, with reference to Figure 13, the dust excluding hood 2 of the present embodiment
And dust-extraction unit is roughly the same with the 4th scheme, difference is as follows:
Including several several mutually isolated pump-lines, these pump-lines are respectively and in above-mentioned fourth embodiment
Outlet area is corresponding, so as to realize to different outlets by the pumping gas source that different pump-lines is accessed to different pressure
The pumping respectively in area improves pumping efficiency.In the present embodiment, draft hood 3 includes mutually isolated the first pump-line 31 and the
Two pump-lines 32, the first pump-line 31 are connected to the first outlet area 2031, the second pump-line 32 and the second outlet area
2032 connections, the two is respectively communicated with different pumping gas sources (not shown go out), by the first pump-line 31, the second exhaust tube
Road 32 is evacuated respectively, can extract the air inside dust excluding hood 2 from the first gas outlet 231, the second gas outlet 232 respectively out, pumping
Air pressure may be the same or different, can be adjusted as needed.Based on the setting of the draft hood 3, for the second outlet area 2032
Settable biggish pumping negative pressure, so that the air-flow of effectively abstraction air supply device feeding, avoids pumping efficiency too low and to remove
Turbulent flow is generated in dirt chamber 202, so that dust is detained.
In addition to above-mentioned difference, the present embodiment other structures and principle are essentially identical with fourth embodiment, do not do herein
It repeats.
Embodiment six (not shown go out):
The present invention also provides a kind of laser cutting devices, including laser beam emitting device and above-mentioned dust excluding hood.The dedusting
The setting of cover so that, while the laser of laser beam emitting device transmitting cuts pole piece, the air-flow being passed through in dust excluding hood can
The dust that cutting generates is effectively removed, and effectively prevent air-flow to the influence of pole piece, prevents pole piece generation from acutely significantly trembling
Dynamic defocus is conducive to improve cut quality and cutting efficiency.
Embodiment seven (not shown go out):
The present invention also provides a kind of laser cutting devices, including laser beam emitting device and above-mentioned dust-extraction unit.Dedusting
Device is correspondingly arranged at pole piece cut place, while the laser of laser beam emitting device transmitting cuts pole piece, dedusting dress
It sets the dust for generating cutting pole piece to be dusted, so that dust be avoided to cause adverse effect to environment, equipment etc..Dedusting dress
The setting set so that, while the laser of laser beam emitting device transmitting cuts pole piece, the air-flow being passed through in dust excluding hood can
The dust that cutting generates is effectively removed, and effectively prevent air-flow to the influence of pole piece, prevents pole piece generation from acutely significantly trembling
Dynamic defocus is conducive to improve cut quality and cutting efficiency.
It above are only presently preferred embodiments of the present invention, but the present invention is not restricted to the embodiment, is familiar with this field
Technical staff can also make a variety of equivalent deformation or replacement on the premise of without prejudice to spirit of the invention, these equivalent deformations
Or replacement is all included in the scope defined by the claims of the present application.
Claims (17)
1. a kind of flow-guiding type dust excluding hood, it is characterised in that: the cutting mouth for avoiding laser is offered on the dust excluding hood, it is described
It include dedusting chamber inside dust excluding hood, the dedusting is intracavitary to be provided with the first guiding device, and first guiding device is removed by described in
Dirt chamber is separated into several dedusting areas, and the first guiding device is led for the air-flow for flowing through dust excluding hood to be corresponded to each dedusting area
Stream.
2. flow-guiding type dust excluding hood according to claim 1, it is characterised in that: state the first guiding device and be fixed on the dedusting
Intracavitary correspondence is located at the position below the cutting mouth.
3. flow-guiding type dust excluding hood according to claim 1, it is characterised in that: be provided with hollow out on first guiding device
Structure.
4. flow-guiding type dust excluding hood according to claim 3, it is characterised in that: the engraved structure includes several bar slots
And/or several through-holes.
5. flow-guiding type dust excluding hood according to claim 3, it is characterised in that: first guiding device includes laminated structure
Flow deflector, the flow deflector side is connect with the inner wall of the dust excluding hood, another to be sloped downwardly.
6. flow-guiding type dust excluding hood according to claim 3, it is characterised in that: first guiding device includes laminated structure
Flow deflector, the flow deflector two sides are separately connected the two sides inner wall of the dust excluding hood.
7. flow-guiding type dust excluding hood described according to claim 1~any one of 6, it is characterised in that: inside the dust excluding hood
It further include inlet chamber and outlet chamber, the inlet chamber is connected to the side of the dedusting chamber, the outlet chamber and the dedusting chamber
The other side connection, the dust excluding hood offers the first air inlet for air inlet at the inlet chamber, in the outlet chamber
Place offers the gas outlet for outlet.
8. flow-guiding type dust excluding hood according to claim 7, it is characterised in that: dust excluding hood is also provided at the outlet chamber
The second air inlet for air inlet.
9. flow-guiding type dust excluding hood according to claim 7, it is characterised in that: be equipped with the second water conservancy diversion in the outlet chamber and fill
It sets, which is divided into several outlet areas for outlet chamber, and the outlet area is opposite with the dedusting area in the dedusting chamber
It answers.
10. flow-guiding type dust excluding hood according to claim 7, it is characterised in that: third water conservancy diversion is arranged in the inlet chamber and fills
It sets, which is divided into several air inlet areas for inlet chamber, and the air inlet area is opposite with the dedusting area in the dedusting chamber
It answers.
11. a kind of dust-extraction unit, it is characterised in that: including dust excluding hood according to any one of claims 1 to 10.
12. a kind of dust-extraction unit, it is characterised in that: it further include draft hood including dust excluding hood described in claim 7 or 8, it is described
Draft hood is connected to the outlet chamber, can take out the air inside the dust excluding hood from the gas outlet to draft hood pumping
Out.
13. dust-extraction unit according to claim 12, it is characterised in that: further include inlet duct, the inlet duct is set
It sets at first air inlet and to supplying gas inside the dust excluding hood.
14. dust-extraction unit according to claim 12, it is characterised in that: the second guiding device is equipped in the outlet chamber,
Outlet chamber is divided into several outlet areas by second guiding device, and the outlet area is corresponding with the dedusting area in the dedusting chamber.
15. dust-extraction unit according to claim 14, it is characterised in that: the draft hood further includes mutually isolated several
Root pump-line, the pump-line correspond to the outlet chamber and are evacuated, the every pump-line respectively with the outlet
Area's connection.
16. dust-extraction unit according to claim 13, it is characterised in that: third guiding device is set in the inlet chamber,
Inlet chamber is divided into several air inlet areas by the third guiding device, and the air inlet area is corresponding with the dedusting area in the dedusting chamber；
The inlet duct is arranged in the position of the corresponding dedusting area for being located at bottom at first air inlet, alternatively, described first
Several inlet ducts are set at air inlet, and the inlet duct wind speed positioned at bottom is greater than other inlet ducts.
17. a kind of laser cutting device, it is characterised in that: including any one of laser beam emitting device and claim 12~16 institute
The dust-extraction unit stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350089.9A CN109277698B (en) | 2018-11-13 | 2018-11-13 | Flow guide type dust hood, dust removal device and laser cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811350089.9A CN109277698B (en) | 2018-11-13 | 2018-11-13 | Flow guide type dust hood, dust removal device and laser cutting device |
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| Publication Number | Publication Date |
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| CN109277698A true CN109277698A (en) | 2019-01-29 |
| CN109277698B CN109277698B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811350089.9A Active CN109277698B (en) | 2018-11-13 | 2018-11-13 | Flow guide type dust hood, dust removal device and laser cutting device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022022628A1 (en) * | 2020-07-31 | 2022-02-03 | 厦门海辰新能源科技有限公司 | Dust removal cover and dust removal device |
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| CN209288518U (en) * | 2018-11-13 | 2019-08-23 | 深圳市海目星激光智能装备股份有限公司 | A kind of flow-guiding type dust excluding hood, dust-extraction unit and laser cutting device |
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| CN2591963Y (en) * | 2002-12-12 | 2003-12-17 | 黄桐 | Wave mode deflecting device |
| WO2013086888A1 (en) * | 2011-12-12 | 2013-06-20 | 中联重科股份有限公司 | Dust removing box and dust removing system with same |
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| WO2022022628A1 (en) * | 2020-07-31 | 2022-02-03 | 厦门海辰新能源科技有限公司 | Dust removal cover and dust removal device |
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| Publication number | Publication date |
|---|---|
| CN109277698B (en) | 2024-03-19 |
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Address after: 518110 301, Building B, Comlong Science Park, Guansheng 5th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen City, Guangdong Province (one photo multiple site enterprise) Applicant after: Haimuxing Laser Technology Group Co.,Ltd. Address before: 518000 No. 26, 101 Ring Road south of Guanzi street, Longhua District, Shenzhen, Guangdong Applicant before: SHENZHEN HYMSON LASER INTELLIGENT EQUIPMENTS Co.,Ltd. |
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