CN103831537A - Laser cutting head - Google Patents
Laser cutting head Download PDFInfo
- Publication number
- CN103831537A CN103831537A CN201410046168.6A CN201410046168A CN103831537A CN 103831537 A CN103831537 A CN 103831537A CN 201410046168 A CN201410046168 A CN 201410046168A CN 103831537 A CN103831537 A CN 103831537A
- Authority
- CN
- China
- Prior art keywords
- laser cutting
- cutting head
- adjusting
- adjusting device
- focusing lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003698 laser cutting Methods 0.000 title claims abstract description 31
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/035—Aligning the laser beam
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser cutting head comprising a focus lens and a lens box used for containing the focus lens. The laser cutting head is characterized by further comprising a focus lens cone and a nozzle arranged at the lower end of the focus lens cone, the lens box is arranged inside the focus lens cone, the periphery of the focus lens cone is provided with at least two adjusting holes, and adjustment devices are arranged inside the adjusting holes and abut against the outer wall of the lens box. The laser cutting head is simple in structure, and coaxiality of the nozzle and the focus lens of the laser cutting head can be adjusted more conveniently and accurately.
Description
Technical Field
The invention relates to a critical component of a laser cutting machine, in particular to a laser cutting head.
Background
The laser cutting head is a core component on a laser numerical control processing machine tool, and the quality of the laser cutting head directly influences the quality of laser processing. Laser cutting head add man-hour, both will guarantee supplementary gaseous unobstructed of cutting, will guarantee again that the facula after focusing and cutting nozzle have very high confidence coefficient, and traditional laser cutting head includes two interchangeable lenses of 5 feet and 7 feet, adjusts the concentricity of the facula after focusing and cutting nozzle with the method of removing the lens, and the phenomenon that the laser facula squinted appears very easily, influences the laser cutting quality, adjusts the difficulty moreover.
Disclosure of Invention
In order to solve the above-mentioned problems, an object of the present invention is to provide a laser cutting head having a simple structure and capable of adjusting the coaxiality of a nozzle of the laser head and a focusing lens very easily.
In order to achieve the above object, the present invention provides a laser cutting head, which comprises a focusing lens and a lens box for installing the focusing lens, and is characterized in that: the laser cutting head further comprises a focusing lens barrel and a nozzle arranged at the lower end of the focusing lens barrel, the lens box is arranged in the focusing lens barrel, at least two adjusting holes are formed in the peripheral wall of the focusing lens barrel, adjusting devices are arranged in the adjusting holes, and the adjusting devices are abutted to the outer wall of the lens box.
Preferably, on the basis of the above solution, four adjustment holes are provided on the peripheral wall of the focus lens barrel, two of the four adjustment holes are provided along a first direction, the other two adjustment holes are provided along a second direction, and the first direction is perpendicular to the second direction.
On the basis of the scheme, the adjusting device preferably comprises an elastic adjusting device and a rigidity adjusting device.
On the basis of the scheme, preferably, the elastic adjusting device and the rigid adjusting device are respectively and symmetrically arranged in the adjusting hole.
On the basis of the above scheme, preferably, the elastic adjusting device comprises a pushing rod and a containing groove arranged at the top end of the pushing rod, and an elastic element is arranged in the containing groove.
On the basis of the above scheme, preferably, the accommodating groove is further provided with a locking cover for preventing the elastic element from loosening.
Preferably, on the basis of the above scheme, the elastic element is a spring.
On the basis of the scheme, the rigidity adjusting device is preferably an adjusting screw.
Compared with the prior art, the invention has the beneficial effects that: the invention can adjust the front, back, left and right positions of the focusing lens through the adjusting device arranged on the focusing lens barrel, thereby ensuring the coaxiality of the focusing lens and the nozzle of the laser head; meanwhile, the position of the focusing lens is adjusted by combining the elastic adjusting device and the rigid adjusting device, so that the coaxiality of the focusing lens and the nozzle of the laser cutting head is adjusted more conveniently and accurately.
Drawings
FIG. 1 is a partial schematic view of a laser cutting head of the present invention;
fig. 2 is a cross-sectional view of a laser cutting head of the present invention.
Detailed Description
To explain the technical content, structural features, attained objects and effects of the present invention in detail, embodiments are described below in detail with reference to the accompanying drawings.
Referring to fig. 1 in combination with fig. 2, the present invention provides a laser cutting head, including a focusing lens 10, a lens box 20 for mounting the focusing lens, a focusing lens barrel 30, and a nozzle 40 disposed at a lower end of the focusing lens barrel 30, wherein:
the focusing lens 10 is arranged in the lens box 20, the lens box 20 is arranged in the focusing lens barrel 30, at least two adjusting holes 31 are arranged on the peripheral wall of the focusing lens barrel 30, an adjusting device 50 is arranged in each adjusting hole 31, and each adjusting device 50 is abutted against the outer wall of the lens box 20 so as to ensure that the position of the focusing lens 10 in the radial direction does not move left and right; wherein,
the adjusting device 50 includes an elastic adjusting device 51 and a rigid adjusting device 52, and the number of the adjusting holes 31 on the peripheral wall of the focusing lens barrel 30 is four, two of the adjusting holes are arranged along a first direction, the other two adjusting holes are arranged along a second direction, and the first direction is perpendicular to the second direction, and the elastic adjusting device 51 and the rigid adjusting device 52 are respectively installed in the two adjusting holes 31 in the first direction and the two adjusting holes 31 in the second direction in a central symmetry manner.
In the embodiment of the invention, in the installation process of the laser cutting head, or when the coaxiality of the focusing lens 10 and the nozzle 40 of the laser cutting head is deviated due to long-term use of the laser head, the front, back, left and right positions of the focusing lens can be efficiently and accurately changed by adjusting the adjusting devices 50 arranged in the four adjusting holes, so that the central axis of the focusing lens is coaxial with the central axis of the nozzle 40, and after laser is irradiated on the focusing lens 10, the laser can be accurately irradiated from the nozzle 40 of the laser head and irradiated on a plate to be processed, thereby preventing the deviation of laser spots and ensuring the cutting quality of the laser.
In the embodiment of the present invention, in the adjusting process, when the central axis of the focusing lens 10 deviates from the central axis of the nozzle 40, the rigid adjusting device 52 in the first direction and the second direction can be adjusted to press the elastic adjusting device 51, so as to change the front, back, left and right positions of the focusing lens 10, and make the central axis thereof correspond to the central axis of the nozzle, wherein the rigid adjusting device 52 is preferably an adjusting screw;
the elastic adjusting device 51 comprises a push rod and a containing groove arranged at the top end of the push rod, an elastic element is arranged in the containing groove, and the top end of the push rod is contacted with the outer wall of the lens box 20;
referring to fig. 1, as a preferred embodiment of the present invention, the accommodating groove 512 is further provided with a locking cover 514 for preventing the elastic element from loosening, and the elastic element 513 is preferably a spring.
It should be understood that the above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, so that the equivalent changes and modifications made in the light of the above disclosure and the appended claims are all within the scope of the present invention.
Claims (8)
1. The utility model provides a laser cutting head, includes focus lens, has the lens box that is used for installing focus lens, its characterized in that: the laser cutting head also comprises a focusing lens barrel and a nozzle arranged at the lower end of the focusing lens barrel, and the lens box is arranged in the focusing lens barrel; the peripheral wall of the focusing lens barrel is provided with at least two adjusting holes, adjusting devices are arranged in the adjusting holes, and the adjusting devices are abutted to the outer wall of the lens box.
2. The laser cutting head of claim 1, wherein: four adjusting holes are arranged on the peripheral wall of the focusing lens barrel, two of the adjusting holes are arranged along a first direction, the other two adjusting holes are arranged along a second direction, and the first direction is perpendicular to the second direction.
3. The laser cutting head of claim 2, wherein: the adjusting device comprises an elastic adjusting device and a rigidity adjusting device.
4. The laser cutting head of claim 3, wherein: the elastic adjusting device and the rigid adjusting device are respectively and symmetrically arranged in the adjusting hole.
5. The laser cutting head of claim 3, wherein: the elastic adjusting device comprises a pushing rod and a containing groove arranged at the top end of the pushing rod, and an elastic element is arranged in the containing groove.
6. The laser cutting head of claim 5, wherein: the containing groove is also provided with a locking cover for preventing the elastic element from loosening.
7. The laser cutting head of claim 5, wherein: the elastic element is a spring.
8. The laser cutting head of claim 3, wherein: the rigidity adjusting device is an adjusting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410046168.6A CN103831537A (en) | 2013-12-29 | 2014-01-30 | Laser cutting head |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320896278.2 | 2013-12-29 | ||
| CN201320896278 | 2013-12-29 | ||
| CN201410046168.6A CN103831537A (en) | 2013-12-29 | 2014-01-30 | Laser cutting head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103831537A true CN103831537A (en) | 2014-06-04 |
Family
ID=50795604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410046168.6A Pending CN103831537A (en) | 2013-12-29 | 2014-01-30 | Laser cutting head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103831537A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759761A (en) * | 2015-03-02 | 2015-07-08 | 大族激光科技产业集团股份有限公司 | Cutting nozzle device |
| CN105244734A (en) * | 2015-11-02 | 2016-01-13 | 武汉斯利沃激光器技术有限公司 | Novel trimmer of laser lens and carbon dioxide laser |
| CN106569311A (en) * | 2016-10-28 | 2017-04-19 | 中山联合光电科技股份有限公司 | Structure capable of adjusting coaxiality between optical zoom lens groups |
| CN108161218A (en) * | 2017-11-30 | 2018-06-15 | 沈阳工业大学 | focus adjustable mechanism laser cutting head |
| CN109175564A (en) * | 2018-09-28 | 2019-01-11 | 深圳市华瀚自动化设备有限公司 | Laser soldering and welding head |
| CN109781390A (en) * | 2019-01-18 | 2019-05-21 | 苏州迅镭激光科技有限公司 | A kind of detection method of laser export head light path coaxial |
| CN113500291A (en) * | 2021-08-13 | 2021-10-15 | 奔腾激光(温州)有限公司 | High-power laser cutting head with three-ten-thousand watt function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10328870A (en) * | 1997-05-30 | 1998-12-15 | Amada Eng Center:Kk | Laser cutting method and laser machining head used therefor |
| CN200945547Y (en) * | 2006-08-17 | 2007-09-12 | 武汉法利莱切割***工程有限责任公司 | Cutting head apparatus for numerical control laser cutting machine tool |
| EP2324949A1 (en) * | 2009-11-19 | 2011-05-25 | FEHA LaserTec Halle GmbH | Laser device for engraving print rollers |
| CN201950368U (en) * | 2011-03-16 | 2011-08-31 | 南京南传激光设备有限公司 | Laser cutting head capable of being controlled accurately |
| CN202192375U (en) * | 2011-08-01 | 2012-04-18 | 苏州领创激光科技有限公司 | Duel-focus laser cutting head |
| CN202622175U (en) * | 2011-12-20 | 2012-12-26 | 深圳市大族激光科技股份有限公司 | Fiber laser cutting head |
-
2014
- 2014-01-30 CN CN201410046168.6A patent/CN103831537A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10328870A (en) * | 1997-05-30 | 1998-12-15 | Amada Eng Center:Kk | Laser cutting method and laser machining head used therefor |
| CN200945547Y (en) * | 2006-08-17 | 2007-09-12 | 武汉法利莱切割***工程有限责任公司 | Cutting head apparatus for numerical control laser cutting machine tool |
| EP2324949A1 (en) * | 2009-11-19 | 2011-05-25 | FEHA LaserTec Halle GmbH | Laser device for engraving print rollers |
| CN201950368U (en) * | 2011-03-16 | 2011-08-31 | 南京南传激光设备有限公司 | Laser cutting head capable of being controlled accurately |
| CN202192375U (en) * | 2011-08-01 | 2012-04-18 | 苏州领创激光科技有限公司 | Duel-focus laser cutting head |
| CN202622175U (en) * | 2011-12-20 | 2012-12-26 | 深圳市大族激光科技股份有限公司 | Fiber laser cutting head |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104759761A (en) * | 2015-03-02 | 2015-07-08 | 大族激光科技产业集团股份有限公司 | Cutting nozzle device |
| CN105244734A (en) * | 2015-11-02 | 2016-01-13 | 武汉斯利沃激光器技术有限公司 | Novel trimmer of laser lens and carbon dioxide laser |
| CN106569311A (en) * | 2016-10-28 | 2017-04-19 | 中山联合光电科技股份有限公司 | Structure capable of adjusting coaxiality between optical zoom lens groups |
| CN108161218A (en) * | 2017-11-30 | 2018-06-15 | 沈阳工业大学 | focus adjustable mechanism laser cutting head |
| CN109175564A (en) * | 2018-09-28 | 2019-01-11 | 深圳市华瀚自动化设备有限公司 | Laser soldering and welding head |
| CN109781390A (en) * | 2019-01-18 | 2019-05-21 | 苏州迅镭激光科技有限公司 | A kind of detection method of laser export head light path coaxial |
| CN109781390B (en) * | 2019-01-18 | 2021-06-15 | 苏州迅镭激光科技有限公司 | Method for detecting coaxiality of optical paths of laser output heads |
| CN113500291A (en) * | 2021-08-13 | 2021-10-15 | 奔腾激光(温州)有限公司 | High-power laser cutting head with three-ten-thousand watt function |
| CN113500291B (en) * | 2021-08-13 | 2023-01-10 | 奔腾激光(浙江)股份有限公司 | High-power laser cutting head with three-ten-thousand watt function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| DD01 | Delivery of document by public notice |
Addressee: WUHAN VTOP FIBER LASER ENGINEERING CO. LTD. Document name: Notification of before Expiration of Request of Examination as to Substance |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140604 |