CN104218434B - A kind of laser machine and its installation method with light path detecting device - Google Patents
A kind of laser machine and its installation method with light path detecting device Download PDFInfo
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- CN104218434B CN104218434B CN201410329749.0A CN201410329749A CN104218434B CN 104218434 B CN104218434 B CN 104218434B CN 201410329749 A CN201410329749 A CN 201410329749A CN 104218434 B CN104218434 B CN 104218434B
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- 238000009434 installation Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 78
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
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Abstract
The present invention relates to Laser Processing, more particularly to a kind of laser machine with light path detecting device, the laser machine is main to be dimmed optical axis position detection means, scanning system, workbench and control cabinet and is combined by optical bench, instruction feux rouges device, completely reflecting mirror, acousto-optic Q-switching, laser pump cavity, partially reflecting mirror, beam expanding lens, YAG, present invention also offers a kind of installation method for the laser machine for worrying light path detecting device, the installation method comprises the following steps:A. it will indicate that feux rouges device is arranged on optical bench first;B. and then on the basis of indicating the light that feux rouges device is sent, laser pump cavity, partially reflecting mirror, completely reflecting mirror, acousto-optic Q-switching and beam expanding lens are installed successively.This device can be detected to outgoing optical position, be easy to correction, risk and security risk that reduction back end device is damaged.
Description
Technical field
The invention belongs to laser field, a kind of laser machine with light path detecting device is especially belonged to.
Background technology
The laser machine sold in the market, it is impossible to laser whether on optical axis, whether deviate, if the deviation from but deviate
How much, spot size how, optical quality as how judged exactly, the experience of operator can only be leaned on, or by again
Frequency piece is roughly estimated that so the service life and service efficiency to equipment have large effect, while the working clearance deposits
In very big potential safety hazard.
The content of the invention
It is an object of the invention to provide a kind of laser machine with light path detecting device, it is intended to solves the same of laser deviation
Shi Tigao laser optical path quality.
The present invention is achieved in that a kind of laser machine with light path detecting device, and the laser machine is mainly had by light
Seat, instruction feux rouges device, completely reflecting mirror, acousto-optic Q-switching, laser pump cavity, partially reflecting mirror, beam expanding lens, YAG light modulation optical axis position inspections
Survey device, scanning system, workbench and control cabinet to combine, the optical bench is placed in the control cabinet upper end, the instruction
Feux rouges device, the completely reflecting mirror, the acousto-optic Q-switching, the laser pump cavity, the partially reflecting mirror, the beam expanding lens are successively
It is placed on the optical bench, the YAG light modulation optical axis position detection means and the scanning system are placed sequentially in the light
It is fixedly connected on tool seat extended line and with optical bench side wall, the workbench is connected with control cabinet side wall.It is described
YAG light modulations optical axis position detection means can extend the service life of the components such as scanning system, focus lamp, while evading workplace
The potential safety hazard that gap is present.
The present invention further technical scheme be:The YAG light modulations optical axis position detection means is divided into incident light YAG light modulations
Optical axis position detection means and emergent light YAG light modulation optical axis position detection means, the incident light YAG light modulations optical axis position detection
Device is provided with light sensor, when incident light is vertical with incident end detecting device and completely by light sensor centre bore,
Sensor is not irradiated with a laser, sensor alarm free signal output, illustrates that debugging incident light is coaxial, debugging effect meets the requirements;
When incident light is not vertical with incident end detecting device or part is by light sensor centre bore, incident end sensor is by laser
Irradiation, sensor output alarm signal illustrates that debugging incident light deviates optical axis, it is necessary to readjust.The emergent light YAG light modulations
Optical axis position detection means also is provided with light sensor, when emergent light is vertical with outgoing end detecting device and is passed completely by photosensitive
During sensor centre bore, sensor is not irradiated with a laser, sensor alarm free signal output, illustrates that debugging emergent light is coaxial, debugging
Effect meets the requirements;When emergent light is not vertical with outgoing end detecting device or part is by light sensor centre bore, outgoing
End sensor is irradiated with a laser, sensor output alarm signal, illustrates that debugging emergent light deviates optical axis, it is necessary to readjust.Should
Sensor detection section is divided into four quadrants by device using two fibre optical sensors, independent to show facula deviation position.
The present invention further technical scheme be:Indicate feux rouges device, completely reflecting mirror, acousto-optic Q-switching, laser pump cavity, part
Speculum, beam expanding lens are successively set on optical bench in this order, and the YAG light modulations optical axis position detection means is connected to described
After beam expanding lens and extend beyond the laser machine, the scanning system is connected to the YAG light modulations optical axis position detection dress
After putting and extend beyond the laser machine, the instruction feux rouges device, completely reflecting mirror, acousto-optic Q-switching, laser pump cavity, portion
Divide speculum, beam expanding lens, YAG light modulation optical axis position detection means, central coaxial is simultaneously vertical with optical bench, indicates feux rouges device hair
Go out ordinary beam of light, be used as a benchmark, conveniently install and adjust other optics.Laser pump cavity produces laser, generation
Laser is vibrated back and forth in the intra resonant cavity being made up of completely reflecting mirror and partially reflecting mirror, and acousto-optic Q-switching is carried out to continuous laser
Q is adjusted, beam expanding lens is entered after being adjusted through partially reflecting mirror, beam expanding lens can change the diameter dimension and dispersion angle of laser beam, from
The laser that beam expanding lens comes out injects the scanning system after YAG light modulation optical axis position detection means, by laser optical path
Change onto workbench.
The present invention further technical scheme be:The scanning system is located at beyond the wall of the control cabinet side and positioned at institute
State directly over workbench, when the scanning system is located on optical bench extended line and is located at directly over the workbench through overscan
Retouching the laser after system change light path could smoothly reach on the workbench.
The present invention further technical scheme be:The control cabinet is provided with alarm panel, control panel and touch control computer, when
When incident light or outgoing light shift or deviation optical axis, incident light or outgoing optical sensor are irradiated with a laser, sensor output alarm
Signal, the alarm panel work, control panel controls each device on the optical bench, and the data collected from probe will be transmitted
To sensor driver, intuitively shown by touch control computer.
The present invention further technical scheme be:The installation method comprises the following steps,
A. will indicate that feux rouges device is arranged on optical bench first, position is vertical with the optical bench, the light sent and
Optical bench is parallel;
B. and then laser pump cavity, partially reflecting mirror, total reflection are installed successively on the basis of indicating the light that feux rouges device is sent
Mirror, acousto-optic Q-switching and beam expanding lens.
The present invention further technical scheme be:The laser pump cavity installed successively on the optical bench, partially reflecting mirror, it is all-trans
Penetrate mirror, acousto-optic Q-switching and beam expanding lens position vertical with the optical bench, central coaxial and point-blank.
The beneficial effects of the invention are as follows:The device is by the way of Light Electronic Control System separation, the number collected from probe
According to will be transmitted to sensor driver, intuitively shown by touch control computer, the device, will using two light sensors
Sensor detection section is divided into four quadrants, independent to show facula deviation position, and scanning system entrance port is filled using spot detection
Put, incident light position can be detected, be easy to correction, risk and security risk that reduction back end device is damaged.
【Brief description of the drawings】
Fig. 1 is a kind of laser machine overall structure diagram with light path detecting device provided in an embodiment of the present invention;
Fig. 2-Fig. 4 is a kind of YAG light modulation optical axises of laser machine with light path detecting device provided in an embodiment of the present invention
The schematic diagram and fundamental diagram of position detecting device.
Reference:0th, optical bench 1, instruction feux rouges device 2, completely reflecting mirror 3, acousto-optic Q-switching 4, laser pump cavity
5th, partially reflecting mirror 6, beam expanding lens 7, YAG light modulations optical axis position detection means 8, scanning system 9, workbench 10,
Control cabinet 11, alarm panel 12, control panel 13, touch control computer 14, laser 71, incident light YAG light modulation optical axises
Position detecting device 72, emergent light YAG light modulation optical axis position detection means.
【Embodiment】
Fig. 1 shows a kind of laser machine with light path detecting device that the present invention is provided, and the laser machine is main by light
Have seat 0, indicate feux rouges device 1, completely reflecting mirror 2, acousto-optic Q-switching 3, laser pump cavity 4, partially reflecting mirror 5, beam expanding lens 6, YAG light modulations
Optical axis position detection means 7, scanning system 8, workbench 9 and control cabinet 10 are combined, and the optical bench 0 is placed in the control
The upper end of case 10, the instruction feux rouges device 1, the completely reflecting mirror 2, the acousto-optic Q-switching 3, the laser pump cavity 4, the part
Speculum 5, the beam expanding lens 6, it is successively set on the optical bench 0 in this order, the YAG dims optical axis position detection means
7th, the scanning system 8 is successively set on the extended line of optical bench 0 and fixed with the side wall of optical bench 0 and connected in this order
Connect, the workbench 9 is connected with the side wall of control cabinet 10.The detection means uses the side that Light Electronic Control System is separated
Formula, the data collected from probe will be transmitted to sensor driver, intuitively be shown by touch control computer, device profit
With two fibre optical sensors, sensor detection section is divided into four quadrants, it is independent to show facula deviation position, galvanometer entrance port
Using spot detection device, incident light position can be detected, be easy to correction, risk and safety that reduction back end device is damaged
Risk.
Fig. 2-Fig. 4 shows a kind of YAG light modulation optical axises position for laser machine with light path detecting device that the present invention is provided
The schematic diagram and fundamental diagram of detection means are put, 7 points of the YAG light modulation optical axis positions detection means is that incident light YAG is dimmed
Optical axis position detection means 71 and emergent light YAG light modulation optical axis positions detection means 72, the YAG light modulation optical axis position detections at two ends
Device is equipped with light sensor, passes through when incident light and emergent light all vertical detection devices and completely its light sensor center
Kong Shi, sensor is not irradiated by laser 14, sensor alarm free signal output, illustrates that debugging light is coaxial, debugging effect is conformed to
Ask;When incident light is not vertical with incident end detecting device or part is by light sensor centre bore, incident end sensor quilt
Laser 14 irradiates, sensor output alarm signal, illustrates that debugging incident light deviates optical axis, it is necessary to readjust;When emergent light not
When or part vertical with outgoing end detecting device is by light sensor centre bore, outgoing end sensor is irradiated by laser 14, passes
Sensor output alarm signal, illustrates that debugging emergent light deviates optical axis, it is necessary to readjust.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent and improvement made within refreshing and principle etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of laser machine with light path detecting device, it is characterised in that the laser machine is main by optical bench (0), instruction
Feux rouges device (1), completely reflecting mirror (2), acousto-optic Q-switching (3), laser pump cavity (4), partially reflecting mirror (5), beam expanding lens (6), YAG are adjusted
Light optical axis position detection means (7), scanning system (8), workbench (9) and control cabinet (10) are combined, the optical bench (0)
Be placed in the control cabinet (10) upper end, the instruction feux rouges device (1), the completely reflecting mirror (2), the acousto-optic Q-switching (3),
The laser pump cavity (4), the partially reflecting mirror (5), the beam expanding lens (6) are successively set on the optical bench (0), described
YAG light modulation optical axis position detection means (7), the scanning system (8) be placed sequentially on optical bench (0) extended line and with it is described
Optical bench side wall is fixedly connected, and the workbench (9) is connected with the control cabinet (10) side wall, the YAG light modulations optical axis position
Put detection means (7) and be divided into incident light YAG light modulation optical axis position detection means (71) and emergent light YAG light modulation optical axis position detections
Device (72), the incident light YAG light modulation optical axis position detection means (71) is provided with light sensor, and the emergent light YAG is adjusted
Light optical axis position detection means (72) is provided with light sensor.
2. a kind of laser machine with light path detecting device according to claim 1, it is characterised in that indicate feux rouges device
(1), completely reflecting mirror (2), acousto-optic Q-switching (3), laser pump cavity (4), partially reflecting mirror (5), beam expanding lens (6) are set successively in this order
Put on optical bench (0), the YAG light modulation optical axis position detection means (7) is connected to after the beam expanding lens (6) and extended
Beyond the laser machine, the scanning system (8) is connected to after the YAG light modulation optical axis position detection means (7) and prolonged
Stretch out beyond the laser machine, the instruction feux rouges device (1), completely reflecting mirror (2), acousto-optic Q-switching (3), laser pump cavity (4), portion
Divide speculum (5), beam expanding lens (6), YAG light modulation optical axis position detection means (7), central coaxial is simultaneously vertical with optical bench (0).
3. a kind of laser machine with light path detecting device according to claim 1, it is characterised in that the scanning system
(8) it is located at beyond the wall of the control cabinet (10) side and directly over the workbench (9).
4. a kind of laser machine with light path detecting device according to claim 3, it is characterised in that the control cabinet (10)
Provided with alarm panel (11), control panel (12) and touch control computer (13).
5. according to a kind of any one of claim 1-4 installation methods of the laser machine with light path detecting device, its feature
It is that the installation method comprises the following steps:
A. it will indicate that feux rouges device (1) is arranged on optical bench (0) first, position is vertical with the optical bench, the light sent
It is parallel with optical bench;
B. and then on the basis of indicating the light that feux rouges device (1) is sent, install successively laser pump cavity (4), partially reflecting mirror (5),
Completely reflecting mirror (2), acousto-optic Q-switching (3) and beam expanding lens (6).
6. a kind of installation method of laser machine with light path detecting device according to claim 5, it is characterised in that:Institute
State the laser pump cavity (4) installed successively on optical bench (0), partially reflecting mirror (5), completely reflecting mirror (2), acousto-optic Q-switching (3) and expand
Mirror (6) position is vertical with the optical bench, central coaxial and point-blank.
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CN201410329749.0A CN104218434B (en) | 2014-07-11 | 2014-07-11 | A kind of laser machine and its installation method with light path detecting device |
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CN201410329749.0A CN104218434B (en) | 2014-07-11 | 2014-07-11 | A kind of laser machine and its installation method with light path detecting device |
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CN104218434B true CN104218434B (en) | 2017-07-14 |
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CN109217079B (en) * | 2018-11-04 | 2020-09-29 | 山东镭之源激光科技股份有限公司 | Laser adjusting structure |
CN111458864B (en) * | 2020-04-27 | 2023-09-29 | 中国科学院西安光学精密机械研究所 | Light collecting lens with calibratable optical axis and optical axis calibration method |
CN112453689B (en) * | 2020-10-21 | 2022-07-26 | 熊梅 | Optical center position adjusting device and optical center position adjusting method |
CN116576837B (en) * | 2023-07-14 | 2023-09-19 | 山西一建集团有限公司 | High formwork structure monitoring devices for building engineering |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6567453B1 (en) * | 1999-12-03 | 2003-05-20 | Mitsubishi Denki Kabushiki Kaisha | Solid-state laser oscillator |
CN102214891A (en) * | 2010-04-07 | 2011-10-12 | 深圳市大族激光科技股份有限公司 | Method for adjusting lasers |
CN204118457U (en) * | 2014-07-11 | 2015-01-21 | 深圳技师学院 | A kind of laser machine light path detecting device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6372492A (en) * | 1986-09-16 | 1988-04-02 | Mitsubishi Electric Corp | Laser beam machine |
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2014
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6567453B1 (en) * | 1999-12-03 | 2003-05-20 | Mitsubishi Denki Kabushiki Kaisha | Solid-state laser oscillator |
CN102214891A (en) * | 2010-04-07 | 2011-10-12 | 深圳市大族激光科技股份有限公司 | Method for adjusting lasers |
CN204118457U (en) * | 2014-07-11 | 2015-01-21 | 深圳技师学院 | A kind of laser machine light path detecting device |
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