CN213003348U - Ultraviolet precision laser cutting head - Google Patents
Ultraviolet precision laser cutting head Download PDFInfo
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- CN213003348U CN213003348U CN202021845117.7U CN202021845117U CN213003348U CN 213003348 U CN213003348 U CN 213003348U CN 202021845117 U CN202021845117 U CN 202021845117U CN 213003348 U CN213003348 U CN 213003348U
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Abstract
The utility model provides an accurate laser cutting head of ultraviolet, include the focus lens subassembly that from the top down connected gradually, protection lens quick replacement device and follow-up head, the focus lens subassembly is including the first focus lens that from top to bottom superposes in proper order and sets up, second focus lens and third focus lens, and focus lens subassembly is equipped with the focus water cooling joint outward, protection lens quick replacement device includes lens drawer and protection lens, lens drawer demountable installation is in third focus lens below, the protection lens inlays and establishes in the lens drawer, the follow-up head is installed in the protection lens below, and its lower pot head is equipped with the nozzle. The utility model has the advantages that: the utility model discloses a set up protection lens piece quick change device below focus lens piece subassembly, can effectively protect each focus lens piece on the one hand, on the other hand makes things convenient for the quick replacement of protection lens piece, simultaneously through set up coaxial blowing joint in protection lens piece one side, can blow the protection to the protection lens piece to increase the life of protection lens piece.
Description
Technical Field
The utility model relates to a laser beam machining technical field especially relates to an accurate laser cutting head of ultraviolet.
Background
Laser is widely used in industrial production, especially for welding, cutting, perforating, marking and surface treatment of metals. Owing to the characteristics of high welding speed, easiness in guiding by an optical system, high precision, small deformation, low thermal stress on a workpiece and the like in laser welding in production, the laser welding technology is becoming more and more important, and the laser welding technology is gradually replacing the traditional welding technology.
The existing ultraviolet laser 355nm precision cutting head generally comprises a focusing lens and a shell, and has the defects of single function, easy pollution to the lens, high replacement frequency of the protective lens, difficult disassembly and assembly of the protective lens, no micro-motion focusing function and the like although the structure is simple and the use is convenient.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides an accurate laser cutting head of ultraviolet.
An embodiment of the utility model provides a precision laser cutting head of ultraviolet, include focus lens subassembly, protection lens quick replacement device and the follow-up head that from the top down connected gradually, focus lens subassembly is including the first focus lens, second focus lens and the third focus lens that stack the setting in proper order from top to bottom, just focus lens subassembly is equipped with at least one focus water-cooling joint outward, protection lens quick replacement device includes lens drawer and protection lens, lens drawer demountable installation is in third focus lens below, protection lens inlays and establishes in the lens drawer, the follow-up head is installed protection lens below, and its lower pot head is equipped with the nozzle.
Furthermore, a coaxial blowing joint is arranged on one side of the protective lens.
Furthermore, a circular lens placing groove is formed in the lens drawer, the protective lens is embedded in the lens placing groove, and a circular pressing ring is further arranged above the protective lens.
Further, the diameters of the first focusing lens, the second focusing lens and the third focusing lens are all 30mm, and the focusing focal length of the focusing lens assembly is 80 mm.
Furthermore, one side of the focusing lens assembly is provided with a focusing knob for adjusting the focusing focal length, and the focusing knob and the focusing water-cooling joint are located on two adjacent side surfaces of the focusing lens assembly.
Further, the nozzle is a capacitive sensing nozzle.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the utility model discloses an ultraviolet precision laser cutting head through set up the protection lens quick change device below the focus lens subassembly, on the one hand can effectively protect each the focus lens, on the other hand makes things convenient for the quick replacement of protection lens, simultaneously through set up the coaxial blowing joint in protection lens one side, can blow protection to the protection lens to increase the life of protection lens; in addition, the focusing knob is arranged on one side of the focusing lens assembly, so that the micro-motion focusing function of the focusing lens assembly can be realized.
Drawings
Fig. 1 is a schematic structural diagram of the ultraviolet precision laser cutting head of the present invention.
Fig. 2 is a schematic sectional view of the ultraviolet precision laser cutting head of the present invention.
Fig. 3 is an exploded view of the protective lens quick change device 2 of fig. 1.
In the figure: 1-focusing lens assembly, 2-protective lens quick-changing device, 3-follow-up head, 4-first focusing lens, 5-second focusing lens, 6-third focusing lens, 7-focusing water-cooling joint, 8-lens drawer, 9-protective lens, 10-nozzle, 11-coaxial air blowing joint, 12-lens placing groove, 13-pressing ring and 14-focusing knob.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an embodiment of the present invention provides an ultraviolet precision laser cutting head, which includes a focusing lens assembly 1, a protection lens quick-changing device 2, and a follow-up head 3, which are sequentially connected from top to bottom.
Focusing lens subassembly 1 is including the first focusing lens 4, the second focusing lens 5 and the third focusing lens 6 that from top to bottom superpose the setting in proper order, focusing lens subassembly 1 is equipped with at least one focus water-cooling joint 7 outward, through focus water-cooling joint 7 can be right focusing lens subassembly 1 carries out the water-cooling, in this embodiment first focusing lens 4 the second focusing lens 5 with the diameter of third focusing lens 6 is 30mm, focusing lens subassembly 1's focus is 80mm, and its focus facula can reach phi 10 mu m, bears the power and can reach 2000W. The utility model discloses in one side of focusing lens subassembly 1 is equipped with the focusing knob 14 that is used for adjusting focus, just focusing knob 14 with focusing water cooling joint 7 is located on two adjacent sides of focusing lens subassembly 1, thereby pass through focusing knob 14 can reciprocate focusing lens subassembly 1, in order to realize the focus of focusing lens subassembly 1 can finely tune at +5/-5mm within range.
The protective lens quick-change device 2 comprises a lens drawer 8 and a protective lens 9, the lens drawer 8 is detachably arranged below the third focusing lens 6, the protective lens 9 is embedded in the lens drawer 8, specifically, a circular lens placing groove 12 is arranged in the lens drawer 8, the protection lens 9 is embedded in the lens placing groove 12, and a circular pressing ring 13 (refer to fig. 3) is further disposed above the protection lens 9, therefore, when the protective lens 9 needs to be replaced, the protective lens 9 can be replaced quickly by pulling the lens drawer 8 open and removing the pressing ring 13, in this embodiment, a coaxial blowing joint 11 is further arranged on one side of the protective lens 9, the coaxial air blowing joint 11 is used for blowing protection of the protective lens 9, so that the service life of the protective lens 9 can be effectively prolonged.
The follow-up head 3 is installed below the protective lens 9, the lower end of the follow-up head is sleeved with a nozzle 10, and the nozzle 10 is a capacitive sensing nozzle, so that under the condition that the heights of cut products are different, the follow-up head 3 can sense and cut the heights of the products by using a capacitance signal, and the integral lifting height of the cutting head can be automatically adjusted at any time.
The utility model discloses an ultraviolet precision laser cutting head through set up the protection lens fast-changing device 2 below the focus lens subassembly 1, on the one hand can effectively protect each the focus lens, on the other hand makes things convenient for the quick replacement of protection lens 9, simultaneously through set up the coaxial blowing joint 11 in protection lens 9 one side, can blow protection to protection lens 9, in order to increase the life of protection lens 9; in addition, the focusing knob 14 is arranged on one side of the focusing lens assembly 1, so that the micro-motion focusing function of the focusing lens assembly 1 can be realized.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a precision laser cutting head of ultraviolet which characterized in that: including focus lens subassembly, protection lens quick change device and the follow-up head that from the top down connected gradually, focus lens subassembly includes first focus lens, second focus lens and the third focus lens that superposes the setting in proper order from top to bottom, just focus lens subassembly is equipped with at least one focus water-cooling outward and connects, protection lens quick change device includes lens drawer and protection lens, lens drawer demountable installation is in third focus lens below, protection lens inlays to be established in the lens drawer, the follow-up head is installed protection lens below, and its lower pot head is equipped with the nozzle.
2. The precision ultraviolet laser cutting head of claim 1, wherein: and one side of the protective lens is provided with a coaxial blowing joint.
3. The precision ultraviolet laser cutting head of claim 1, wherein: the lens drawer is characterized in that a circular lens placing groove is formed in the lens drawer, the protective lens is embedded in the lens placing groove, and a circular pressing ring is further arranged above the protective lens.
4. The precision ultraviolet laser cutting head of claim 1, wherein: the diameters of the first focusing lens, the second focusing lens and the third focusing lens are all 30mm, and the focusing focal length of the focusing lens assembly is 80 mm.
5. The precision ultraviolet laser cutting head of claim 4, wherein: one side of the focusing lens assembly is provided with a focusing knob for adjusting the focusing focal length, and the focusing knob and the focusing water-cooling joint are positioned on two adjacent side surfaces of the focusing lens assembly.
6. The precision ultraviolet laser cutting head of claim 1, wherein: the nozzle is a capacitive sensing nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845117.7U CN213003348U (en) | 2020-08-29 | 2020-08-29 | Ultraviolet precision laser cutting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845117.7U CN213003348U (en) | 2020-08-29 | 2020-08-29 | Ultraviolet precision laser cutting head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213003348U true CN213003348U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202021845117.7U Active CN213003348U (en) | 2020-08-29 | 2020-08-29 | Ultraviolet precision laser cutting head |
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| CN (1) | CN213003348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138871A (en) * | 2022-06-30 | 2022-10-04 | 南京中科煜宸激光技术有限公司 | Protective mirror module for laser cladding machining head, laser cladding machining head for laser material increase, and protective mirror replacement method |
-
2020
- 2020-08-29 CN CN202021845117.7U patent/CN213003348U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115138871A (en) * | 2022-06-30 | 2022-10-04 | 南京中科煜宸激光技术有限公司 | Protective mirror module for laser cladding machining head, laser cladding machining head for laser material increase, and protective mirror replacement method |
| CN115138871B (en) * | 2022-06-30 | 2024-03-05 | 南京中科煜宸激光技术有限公司 | Protective mirror module for laser cladding processing head, laser cladding processing head for laser material increase and protective mirror replacement method |
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