CN108890125A - A kind of laser head dust-extraction unit, laser - Google Patents
A kind of laser head dust-extraction unit, laser Download PDFInfo
- Publication number
- CN108890125A CN108890125A CN201810606223.0A CN201810606223A CN108890125A CN 108890125 A CN108890125 A CN 108890125A CN 201810606223 A CN201810606223 A CN 201810606223A CN 108890125 A CN108890125 A CN 108890125A
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- negative pressure
- pressure cavity
- compressed air
- laser
- air inlet
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- 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
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of laser head dust-extraction units, including:The side of laser beam exit chamber, laser beam exit chamber has radiating laser beams mouth;The negative pressure cavity being located on the outside of laser beam exit chamber, negative pressure cavity have the negative pressure cavity communication port being connected with radiating laser beams mouth, have the first barrier wall between laser beam exit chamber and negative pressure cavity;The compressed air inlet channel being located on the outside of negative pressure cavity, compressed air inlet channel are connected with negative pressure cavity communication port, have the second barrier wall between compressed air inlet channel and negative pressure cavity;Wherein:First barrier wall has the first end, and the first end is curved surface;Second barrier wall has the second end, and the second end is curved surface.The invention also discloses a kind of lasers.Implement laser head dust-extraction unit of the invention, laser, can effectively remove the dust generated in laser process and the dust for being attached to glass surface, promotes dust suction operating efficiency.
Description
Technical field
The present invention relates to display panel field more particularly to a kind of laser head dust-extraction units, laser.
Background technique
In the prior art, during the laser engraving of 0.4 ~ 1.1mm thickness G, the 8.5 generation above glass, dedusting is in industry
Upper cleaner head is covered in the outlet port of laser to be dusted, because its unreasonable structural design has the following technical problems, such as:Only
The dust raised during laser work can be removed, but the dust for being attached to glass surface just not can be removed, existing laser
Head dust-extraction unit can not effectively remove the dust raised and the dust for being attached to surface.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of laser head dust-extraction unit, effectively removing laser process
The dust of middle generation and the dust for being attached to glass surface promote dust suction operating efficiency.
In order to solve the above-mentioned technical problems, the present invention provides a kind of laser head dust-extraction units, including:Laser beam exit
The side of chamber, laser beam exit chamber has radiating laser beams mouth;The negative pressure cavity being located on the outside of laser beam exit chamber, negative pressure cavity have
The negative pressure cavity communication port being connected with radiating laser beams mouth has the first barrier wall between laser beam exit chamber and negative pressure cavity;If
Compressed air inlet channel on the outside of negative pressure cavity, compressed air inlet channel are connected with negative pressure cavity communication port, compressed air
There is the second barrier wall between inlet channel and negative pressure cavity;Wherein:First barrier wall has from radiating laser beams mouth to negative pressure cavity
First end of communication port smooth transition, the first end are curved surface;Second barrier wall has empty from negative pressure cavity communication port to compression
Second end of gas inlet channel smooth transition, the second end are curved surface.
Wherein, compressed air inlet channel is passed through compressed gas and is discharged by negative pressure cavity, and the first end point is produced from laser
The gas flowfield that beam emission port is flowed to negative pressure cavity communication port, the second end point are produced from compressed air inlet channel to negative
The gas flowfield that pressure chamber communication port is flowed, the dust to generate laser beam siphon away.
Wherein, further include:The negative suction head being connected with negative pressure cavity, wherein:Negative pressure cavity is ring cavity structure.
Wherein, the cavity of negative pressure cavity is narrowed from one end of negative pressure cavity communication port to its opposite other end is tapered.
Wherein, further include:The multiple compressed air inlets being connected with compressed air inlet channel, wherein:Compressed air
Inlet channel is annular in shape.
Wherein, multiple compressed air inlets are equidistantly uniformly arranged.
Wherein, further include:The multiple compressed air inlets being connected with compressed air inlet channel, wherein:Compressed air
Inlet channel is annular in shape.
Wherein, the hollow cavity of compressed air inlet and negative suction head distinguishes cylindrical, the central axis of compressed air inlet
The centerline axis parallel of line and negative suction head.
Wherein, radiating laser beams mouth is in infundibulate.
In order to solve the above technical problems, the invention also discloses a kind of lasers with above-mentioned laser head dust-extraction unit.
Implement laser head dust-extraction unit provided by the present invention, laser, has the advantages that:Compressed air air inlet
Channel is passed through compressed gas and is discharged by negative pressure cavity, and the first end point is produced from radiating laser beams mouth and carries out to negative pressure cavity communication port
The gas flowfield of flowing, the second end point are produced from the gas stream that compressed air inlet channel is flowed to negative pressure cavity communication port
, the dust that laser beam generates is siphoned away, the dust generated in laser process and the dust for being attached to glass surface are effectively removed,
Promote dust suction operating efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the overlooking structure diagram of laser head dust-extraction unit of the present invention.
Fig. 2 is the side structure schematic view of laser head dust-extraction unit of the present invention.
Fig. 3 is the cross section structure schematic diagram in the direction A-A as shown in Figure 1 of laser head dust-extraction unit of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It as shown in Figure 1-Figure 3, is the embodiment one of laser head dust-extraction unit of the present invention.
Laser head dust-extraction unit in the present embodiment, including:The side of laser beam exit chamber 1, laser beam exit chamber 1 has
Radiating laser beams mouth 11, the opposite other side are the exit portal 11a of laser beam;It is located at the negative pressure cavity in 1 outside of laser beam exit chamber
2, negative pressure cavity 2 has the negative pressure cavity communication port 21 that is connected with radiating laser beams mouth 11, laser beam exit chamber 1 and negative pressure cavity 2 it
Between have the first barrier wall 3;It is located at the compressed air inlet channel 4 in 2 outside of negative pressure cavity, compressed air inlet channel 4 and negative pressure
Chamber communication port 21 is connected, and has the second barrier wall 5 between compressed air inlet channel 4 and negative pressure cavity 2;Wherein:First barrier
Wall 3 has the first end 39 seamlessly transitted from radiating laser beams mouth 11 to negative pressure cavity communication port 21, and the first end 39 is curved surface;
Second barrier wall 5 has the second end 59 seamlessly transitted from negative pressure cavity communication port 21 to compressed air inlet channel 4, second end
First 59 be curved surface.
Laser beam exit chamber 1 is equipped with the hollow cavity for being emitted and being emitted opening for laser beam X for both ends,
In, radiating laser beams mouth 11 is substantially in infundibulate, can so be formed in arc in the position near radiating laser beams mouth 11
Side wall, while being also convenient for forming the formalness of the first end 39 to suit the requirements, conducive to gas high current field is formed.
Negative pressure cavity 2 is located at the outside of laser beam exit chamber 1, shares the first barrier wall 3 between two cavitys, during negative pressure cavity 2 is
Idle loop chamber is connected in the bottom of the first barrier wall 3 with laser beam exit chamber 1.Negative pressure cavity 2 is located at the bottom of the first barrier wall 3
Negative pressure cavity communication port 21 is arranged in position, and negative pressure cavity communication port 21 is connected with radiating laser beams mouth 11.
Preferably, the cavity of negative pressure cavity 2 is narrowed from one end of negative pressure cavity communication port 21 to its opposite other end is tapered.Such as
This, when generating negative pressure in negative pressure cavity 2, it is easier in the position of the negative pressure cavity communication port 21 with larger caliber, such as:First end
First 39 and second end 59 surface formed gas high current field.
First barrier wall 3 has the first end 39 close to the position of radiating laser beams mouth 11, and the first end 39 is annular in shape,
For the curved-surface structure seamlessly transitted from radiating laser beams mouth 11 to negative pressure cavity communication port 21.The effect of first end 39 is:Negative
When pressing generation negative pressure in chamber 2, the surface that the surface of the first end 39 of structure in curved surface can prolong its camber line trend forms a gas
Channel, the air-flow generated according to wall attachment effect principle can form gas high current field along the surface that camber line moves towards, by laser process
The dust of middle generation siphons away.Wall attachment effect in the present embodiment refers to:The air-flow that gas source sprays drives working surface flow field nearby
It is moved along design surface to pump-line, flue dust is prevented to spread and be pumped.
Compressed air inlet channel 4 is located at the outside of negative pressure cavity 2, shares between compressed air inlet channel 4 and negative pressure cavity 2
Second barrier wall 5, compressed air inlet channel 4 are cricoid hollow channel, the bottom of compressed air inlet channel 4 and negative pressure cavity
Communication port 21 is connected.
Second barrier wall 5 has the second end 59 close to the position of negative pressure cavity communication port 21, and the second end 59 is annular in shape,
For the curved-surface structure seamlessly transitted from compressed air inlet channel 4 to negative pressure cavity communication port 21.The effect of second end 59 is:?
When generating negative pressure in negative pressure cavity 2, the surface that the surface of the second end 59 of structure in curved surface can prolong its camber line trend forms a gas
Body channel, according to wall attachment effect principle generate air-flow can along camber line move towards surface formed gas high current field, by laser into
The dust generated in journey siphons away.
Further, further include:The negative suction head 22 being connected with negative pressure cavity 2, the effect of negative suction head 22 are:As negative pressure cavity
The airflow exhaust outlet that negative pressure flows gas is generated in 2, the hollow cavity of negative suction head 22 is cylindrical, is set as in the present embodiment
Central axis on the same line two.
Further, further include:The multiple compressed air inlets 41 being connected with compressed air inlet channel 4, compression are empty
The effect of gas import 41 is:Enter the charge air flow mouth in compressed air inlet channel 4 and negative pressure cavity 2 as compressed air, presses
The hollow cavity of contracting air intlet 41 is cylindrical, is set as four of central axis in the same plane in the present embodiment.
Preferably, the equidistant uniformly arrangement of multiple compressed air inlets 41, acting on is:Make to enter compressed air inlet channel
4 and negative pressure cavity 2 in the air-flow of compressed air keep uniform stabilization.
Preferably, the centerline axis parallel of the central axis and negative suction head 22 of compressed air inlet 41, effect are:More hold
Air-flow is easily set to generate wall attachment effect in the position of the first end 39 and the second end 59.
In the specific implementation, multiply compressed air is respectively by multiple compressed airs for laser head dust-extraction unit in the present embodiment
Import 41 enters in compressed air inlet channel 4, wherein:The inner cavity chamber for being oriented to laser head dust-extraction unit of arrow Y shown in Fig. 3
The direction of air-flow flowing, the negative pressure that negative pressure cavity 2 generates are discharged by negative suction head 22, in the process, promote the compression being connected empty
Gas inlet channel 4, negative pressure cavity 2 and laser beam exit chamber 1 generate air-flow flowing.Since the first end 39 is annular in shape, for certainly
The curved-surface structure that radiating laser beams mouth 11 is seamlessly transitted to negative pressure cavity communication port 21, the second end 59 is annular in shape, to compress certainly
The curved-surface structure that air inlet channel 4 is seamlessly transitted to negative pressure cavity communication port 21;In gas flow by compressed air inlet channel 4
During entering negative pressure cavity 2 into negative pressure cavity 2 and laser beam exit chamber 1, according to wall attachment effect principle, at the first end 39
It is produced from the gas high current field that radiating laser beams mouth 11 is flowed to negative pressure cavity communication port 21, is produced from pressure at the second end 59
The gas high current field that contracting air inlet channel 4 is flowed to negative pressure cavity communication port 21, forms powerful air-flow running track.Such as
This, can be easy to siphon away the dust generated in laser head operation process.
The invention also discloses a kind of laser, laser includes laser head, and laser head is swashed using above embodiment
Bare headed dust-extraction unit, the embodiment of laser is identical as the embodiment of above-mentioned laser head dust-extraction unit, this is being repeated no more.
Implement laser head dust-extraction unit provided by the present invention, laser, has the advantages that:Compressed air air inlet
Channel is passed through compressed gas and is discharged by negative pressure cavity, and the first end point is produced from radiating laser beams mouth and carries out to negative pressure cavity communication port
The gas flowfield of flowing, the second end point are produced from the gas stream that compressed air inlet channel is flowed to negative pressure cavity communication port
, the dust that laser beam generates is siphoned away, the dust generated in laser process and the dust for being attached to glass surface are effectively removed,
Promote dust suction operating efficiency.
Claims (10)
1. a kind of laser head dust-extraction unit, which is characterized in that including:
The side of laser beam exit chamber, the laser beam exit chamber has radiating laser beams mouth;
The negative pressure cavity being located on the outside of the laser beam exit chamber, the negative pressure cavity, which has, to be connected with the radiating laser beams mouth
Negative pressure cavity communication port has the first barrier wall between the laser beam exit chamber and the negative pressure cavity;
The compressed air inlet channel being located on the outside of the negative pressure cavity, the compressed air inlet channel are connected to the negative pressure cavity
Mouth is connected, and has the second barrier wall between the compressed air inlet channel and the negative pressure cavity;Wherein:
The first barrier wall has the first end seamlessly transitted from the radiating laser beams mouth to the negative pressure cavity communication port,
First end is curved surface;The second barrier wall has from the negative pressure cavity communication port to the compressed air inlet channel
Second end of smooth transition, second end are curved surface.
2. laser head dust-extraction unit as described in claim 1, which is characterized in that the compressed air inlet channel is passed through compression
Gas is simultaneously discharged by the negative pressure cavity, and first end point is produced from the radiating laser beams mouth to the negative pressure cavity communication port
The gas flowfield flowed, second end point are produced from the compressed air inlet channel to the negative pressure cavity communication port
The gas flowfield flowed, the dust to generate laser beam siphon away.
3. laser head dust-extraction unit as described in claim 1, which is characterized in that further include:It is connected with the negative pressure cavity
Negative suction head, wherein:The negative pressure cavity is ring cavity structure.
4. laser head dust-extraction unit as claimed in claim 3, which is characterized in that the cavity of the negative pressure cavity is from the negative pressure cavity
It is narrowed to its opposite other end is tapered one end of communication port.
5. laser head dust-extraction unit as described in claim 1, which is characterized in that further include:It is logical with the compressed air air inlet
Multiple compressed air inlets that road is connected, wherein:The compressed air inlet channel is annular in shape.
6. laser head dust-extraction unit as claimed in claim 5, which is characterized in that the multiple compressed air inlet is equidistantly uniform
Arrangement.
7. laser head dust-extraction unit as described in claim 3 or 4, which is characterized in that further include:With the compressed air air inlet
Multiple compressed air inlets that channel is connected, wherein:The compressed air inlet channel is annular in shape.
8. laser head dust-extraction unit as claimed in claim 7, which is characterized in that the compressed air inlet and the negative suction head
Hollow cavity distinguish cylindrical, the centerline axis parallel of the central axis of the compressed air inlet and the negative suction head.
9. laser head dust-extraction unit as described in claim 1, which is characterized in that the radiating laser beams mouth is in infundibulate.
10. a kind of laser, which is characterized in that the laser includes as the described in any item laser heads of claim 1-9 remove
Dirt device.
Priority Applications (1)
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CN201810606223.0A CN108890125B (en) | 2018-06-13 | 2018-06-13 | Laser head dust collector, laser instrument |
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CN201810606223.0A CN108890125B (en) | 2018-06-13 | 2018-06-13 | Laser head dust collector, laser instrument |
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CN108890125A true CN108890125A (en) | 2018-11-27 |
CN108890125B CN108890125B (en) | 2020-06-30 |
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CN201810606223.0A Active CN108890125B (en) | 2018-06-13 | 2018-06-13 | Laser head dust collector, laser instrument |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111283331A (en) * | 2020-02-28 | 2020-06-16 | 深圳市华星光电半导体显示技术有限公司 | Laser etching device |
CN111390401A (en) * | 2020-03-26 | 2020-07-10 | 大族激光科技产业集团股份有限公司 | Dust removal device and dust removal equipment |
CN111992951A (en) * | 2020-07-30 | 2020-11-27 | 罗伟权 | Stirrup ring rolling supporting device in full-automatic reinforcement cage welding machine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201357283Y (en) * | 2009-03-08 | 2009-12-09 | 青岛科瑞特激光设备有限公司 | Intermediate dust removing structure of laser cutting machine |
CN103358021A (en) * | 2013-06-28 | 2013-10-23 | 深圳市吉阳自动化科技有限公司 | Laser cutting machine |
CN204818431U (en) * | 2015-06-15 | 2015-12-02 | 北京万恒镭特机电设备有限公司 | Laser welding device who contains dust removal structure |
CN204867811U (en) * | 2015-09-08 | 2015-12-16 | 青海时代新能源科技有限公司 | Laser welding equipment |
CN207013391U (en) * | 2017-07-14 | 2018-02-16 | 武汉金顿激光科技有限公司 | A kind of safety device and laser cleaning equipment |
CN108098155A (en) * | 2016-11-17 | 2018-06-01 | 宁德新能源科技有限公司 | Dust-extraction unit |
-
2018
- 2018-06-13 CN CN201810606223.0A patent/CN108890125B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201357283Y (en) * | 2009-03-08 | 2009-12-09 | 青岛科瑞特激光设备有限公司 | Intermediate dust removing structure of laser cutting machine |
CN103358021A (en) * | 2013-06-28 | 2013-10-23 | 深圳市吉阳自动化科技有限公司 | Laser cutting machine |
CN103358021B (en) * | 2013-06-28 | 2015-06-03 | 深圳市吉阳自动化科技有限公司 | Laser cutting machine |
CN204818431U (en) * | 2015-06-15 | 2015-12-02 | 北京万恒镭特机电设备有限公司 | Laser welding device who contains dust removal structure |
CN204867811U (en) * | 2015-09-08 | 2015-12-16 | 青海时代新能源科技有限公司 | Laser welding equipment |
CN108098155A (en) * | 2016-11-17 | 2018-06-01 | 宁德新能源科技有限公司 | Dust-extraction unit |
CN207013391U (en) * | 2017-07-14 | 2018-02-16 | 武汉金顿激光科技有限公司 | A kind of safety device and laser cleaning equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111283331A (en) * | 2020-02-28 | 2020-06-16 | 深圳市华星光电半导体显示技术有限公司 | Laser etching device |
CN111390401A (en) * | 2020-03-26 | 2020-07-10 | 大族激光科技产业集团股份有限公司 | Dust removal device and dust removal equipment |
CN111992951A (en) * | 2020-07-30 | 2020-11-27 | 罗伟权 | Stirrup ring rolling supporting device in full-automatic reinforcement cage welding machine |
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