CN215091338U - Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser - Google Patents
Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser Download PDFInfo
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- CN215091338U CN215091338U CN202120613624.6U CN202120613624U CN215091338U CN 215091338 U CN215091338 U CN 215091338U CN 202120613624 U CN202120613624 U CN 202120613624U CN 215091338 U CN215091338 U CN 215091338U
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- laser
- titanium alloy
- laser light
- infrared picosecond
- processing tank
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000003754 machining Methods 0.000 claims description 6
- 241001270131 Agaricus moelleri Species 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- 238000003672 processing method Methods 0.000 description 4
- 238000003486 chemical etching Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The utility model provides an utilize titanium alloy processing groove system of infrared picosecond ultrafast laser, it includes: a laser light source configured to emit infrared picosecond ultrafast laser light; a laser reflector configured to reflect laser light emitted from the laser light source; a laser conversion unit configured to change an energy distribution and a beam circularity of the laser light reflected by the laser mirror; a laser scanning galvanometer configured to enable movement of the laser light passing through the laser conversion unit; and a focusing mirror configured to: and focusing the laser output by the laser scanning galvanometer so as to perform grooving processing on the titanium alloy diaphragm to be processed.
Description
Technical Field
The utility model relates to an utilize processing of ultrafast laser, specifically, relate to the titanium alloy processing groove system that utilizes infrared picosecond ultrafast laser.
Background
Because of the high strength characteristic of titanium alloy, at present, a chemical etching method is adopted for a titanium alloy diaphragm processing tank, however, the following problems exist in the titanium alloy diaphragm processing tank adopting the chemical etching method: 1) the depth uniformity of the forming groove of the titanium alloy membrane is not good (the error range of the depth is more than 10 mu m); 2) the roughness of the bottom of the forming groove of the titanium alloy membrane is poor; 3) chemical etching is a wet process that can affect product performance and subsequently create a contamination problem with wastewater.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned technical problem to existence in the titanium alloy diaphragm processing groove, the utility model provides an utilize titanium alloy processing groove system of infrared picosecond ultrafast laser, it includes: a laser light source configured to emit infrared picosecond ultrafast laser light; a laser reflector configured to reflect laser light emitted from the laser light source; a laser conversion unit configured to change an energy distribution and a beam circularity of the laser light reflected by the laser mirror; a laser scanning galvanometer configured to enable movement of the laser light passing through the laser conversion unit; and a focusing mirror configured to: and focusing the laser output by the laser scanning galvanometer so as to perform grooving processing on the titanium alloy diaphragm to be processed.
Optionally, the laser conversion unit includes: a polarizer configured to change beam circularity of the laser light; and a binary optical conversion element configured to change an energy distribution of the laser light passing through the polarizer from a gaussian distribution to a flat-top distribution.
Optionally, the system further comprises: a processing jig configured to fix a titanium alloy diaphragm to be processed; and a movement guide configured to enable the machining jig to move.
Optionally, the power of the laser emitted by the laser light source is 100W.
The utility model discloses an utilize titanium alloy processing groove system of infrared picosecond ultrafast laser can process out the shaping groove that has good degree of depth homogeneity (degree of depth error range < 5 μm) and bottom roughness, and under the condition that the remaining thickness of the titanium alloy diaphragm after processing is very thin (10 μm-15 μm), the cracked phenomenon of titanium alloy diaphragm also can not appear, and, because laser beam machining belongs to dry processing method, consequently can not produce sewage pollution's problem, in addition, because infrared picosecond ultrafast laser beam machining belongs to cold processing method, so the degree that the groove that processes out receives the heat influence is very little, the product finish is good, and there is not appearance problem such as burning black.
Drawings
Fig. 1 is a schematic diagram of a titanium alloy processing tank system utilizing an infrared picosecond ultrafast laser, according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a laser light path in a titanium alloy processing tank system utilizing an infrared picosecond ultrafast laser, according to an embodiment of the present invention; and
fig. 3 is an effect diagram of a groove of a titanium alloy diaphragm processed using a titanium alloy processing groove system using an infrared picosecond ultrafast laser according to an embodiment of the present invention.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Exemplary embodiments of the present invention will be described in detail below with reference to fig. 1 to 3.
According to the utility model discloses an utilize titanium alloy processing groove system 1 of infrared picosecond ultrafast laser can include: the laser scanning device comprises a laser light source 10, a laser reflector 20, a laser conversion unit 30, a laser scanning galvanometer 40 and a focusing mirror 50.
Specifically, the laser light source 10 may emit an infrared picosecond ultrafast laser, and in the present embodiment, the power of the infrared picosecond ultrafast laser may be set to 100W.
The laser mirror 20 may reflect the laser light emitted from the laser light source 10. In this embodiment, the laser mirror may change the transmission direction of the laser light path by 90 °.
The laser conversion unit 30 may change the energy distribution and beam roundness of the laser light reflected by the laser mirror 20. In the present embodiment, the laser conversion unit 30 may include a polarizer 31 and a binary optical conversion element 32, the polarizer 31 may change the beam circularity of the laser light, and the binary optical conversion element 32 may change the energy distribution of the laser light passing through the polarizer 31 from a gaussian distribution to a flat-top distribution, thereby making the energy of the laser light uniformly distributed to ensure the depth uniformity of the titanium alloy processing tank. In the present embodiment, the binary optical transforming element may be a Diffractive Optical Element (DOE), but is not limited thereto.
The laser scanning galvanometer 40 can enable the laser passing through the laser conversion unit 30 to move, and different laser moving tracks can be set according to actual requirements, so that different grooves can be processed on the titanium alloy membrane. In the present embodiment, a groove having a width of 1mm can be processed.
The focusing mirror 50 can focus the laser output by the laser scanning galvanometer 40 to perform grooving on the titanium alloy membrane to be processed.
In the present embodiment, the titanium alloy processing tank system 1 using the infrared picosecond ultrafast laser may further include a processing jig 60 and a moving guide 70 (not shown). The processing fixture 60 can fix the titanium alloy membrane to be processed, and the moving guide rail 70 can enable the processing fixture 60 to move, so that the processing fixture can be matched with the moving laser, and the processing effect is guaranteed.
In the titanium alloy processing tank system 1 using the infrared picosecond ultrafast laser of the present embodiment, in order to optimize the overall layout of the hardware of the system 1 and ensure that the designed optical path can be realized, the laser mirror 20, the polarizer 31, and the binary optical transforming element 32 may be integrated into one module, which may be referred to as an optical path adjusting and transmitting module 100 in the present embodiment.
Likewise, the laser scanning galvanometer 40 and the focusing mirror 50 may also be integrated into a module, which in this embodiment may be referred to as a scanning galvanometer and focusing mirror combination module 80.
Further, the machining jig 60 and the moving rail 70 may also be integrated into one module, and in the present embodiment, the module may be referred to as a machining jig and moving platform module 90.
The titanium alloy processing groove system using the infrared picosecond ultrafast laser of the embodiment can process a forming groove with good depth uniformity (depth error range is less than 5 μm) and bottom roughness, and the titanium alloy diaphragm does not break even if the residual thickness of the processed titanium alloy diaphragm is very thin (10 μm-5 μm), and the problem of sewage pollution is not generated because the laser processing belongs to a dry processing method, and in addition, because the infrared picosecond ultrafast laser processing belongs to a cold processing method, the processed groove has a small degree of thermal influence, the product has good finish, and the appearance problems such as blacking do not exist.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the present invention.
Claims (4)
1. A titanium alloy processing tank system using infrared picosecond ultrafast laser, comprising:
a laser light source configured to emit infrared picosecond ultrafast laser light;
a laser reflector configured to reflect laser light emitted from the laser light source;
a laser conversion unit configured to change an energy distribution and a beam circularity of the laser light reflected by the laser mirror;
a laser scanning galvanometer configured to enable movement of the laser light passing through the laser conversion unit; and
a focusing mirror configured to: and focusing the laser output by the laser scanning galvanometer so as to perform grooving processing on the titanium alloy diaphragm to be processed.
2. The titanium alloy processing tank system using infrared picosecond ultrafast laser according to claim 1, wherein said laser conversion unit comprises:
a polarizer configured to change beam circularity of the laser light; and
a binary optical conversion element configured to change an energy distribution of the laser light passing through the polarizer from a Gaussian distribution to a flat-top distribution.
3. The titanium alloy processing tank system using infrared picosecond ultrafast laser according to claim 1, further comprising:
a processing jig configured to fix a titanium alloy diaphragm to be processed; and
a motion guide configured to enable the machining jig to move.
4. The titanium alloy processing tank system using infrared picosecond ultrafast laser according to claim 1, wherein the laser source emits laser light with a power of 100W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613624.6U CN215091338U (en) | 2021-03-26 | 2021-03-26 | Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613624.6U CN215091338U (en) | 2021-03-26 | 2021-03-26 | Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser |
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| CN215091338U true CN215091338U (en) | 2021-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121942A (en) * | 2021-03-26 | 2022-09-30 | 苏州运达恒兴科技有限公司 | Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser |
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2021
- 2021-03-26 CN CN202120613624.6U patent/CN215091338U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121942A (en) * | 2021-03-26 | 2022-09-30 | 苏州运达恒兴科技有限公司 | Titanium alloy processing tank system utilizing infrared picosecond ultrafast laser |
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