CN110216373A - Light-conducting system outside the robot of intense pulse laser - Google Patents

Light-conducting system outside the robot of intense pulse laser Download PDF

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Publication number
CN110216373A
CN110216373A CN201910404612.XA CN201910404612A CN110216373A CN 110216373 A CN110216373 A CN 110216373A CN 201910404612 A CN201910404612 A CN 201910404612A CN 110216373 A CN110216373 A CN 110216373A
Authority
CN
China
Prior art keywords
light
conducting
laser
conducting arm
arm
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
Application number
CN201910404612.XA
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Chinese (zh)
Inventor
张永康
金捷
郭小军
成本林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Radium Laser Technology Co Ltd
Original Assignee
Guangdong Radium Laser Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Radium Laser Technology Co Ltd filed Critical Guangdong Radium Laser Technology Co Ltd
Priority to CN201910404612.XA priority Critical patent/CN110216373A/en
Publication of CN110216373A publication Critical patent/CN110216373A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/04Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/352Working by laser beam, e.g. welding, cutting or boring for surface treatment
    • B23K26/356Working by laser beam, e.g. welding, cutting or boring for surface treatment by shock processing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)

Abstract

The invention discloses light-conducting systems outside a kind of robot of intense pulse laser, belong to laser impact intensified field, including at least two light-conducting arms and the laser reflecting device between adjacent light-conducting arm, the adjacent light-conducting arm rotation connection forms variable angle to the axis of two light-conducting arms, one among laser reflecting device and adjacent light-conducting arm rotation connection and identical as the light-conducting arm rotation direction of relative rotation, laser reflecting device passes through different driving devices driving rotations from the light-conducting arm of relative rotation.The present invention changes the direction of propagation of laser by changing the angle of light-conducting arm and reflecting optics, can satisfy flexible spread scope of the laser in spatial dimension, can easily be accommodated optical path direction and process to part, improve processing efficiency.

Description

Light-conducting system outside the robot of intense pulse laser
Technical field
The present invention relates to laser reinforcings to impact field, is more particularly to guide-lighting outside a kind of robot of intense pulse laser System.
Background technique;
Currently, light-conducting arm is an important component in optical-mechanical equipment in laser impact intensified manufacture field, can will swash Light guides each direction in space into.In laser impact intensified process, if laser issue laser direction be it is fixed, give Structure is complicated and the part reinforcing of weight weight brings big inconvenience.Some light-conducting arms are arranged to have multiple joints thus, Reflective mirror is set in the junction in joint, thus changes the direction of propagation of laser.However this mode for changing optical path is also to belong to In direction propagation, i.e. its light output direction of every suit joint is also consistent, and for the product of different location, product has not been Same position is difficult to obtain efficiently quickly working process efficiency.
Change the direction of propagation of laser by changing the angle of light-conducting arm and reflecting optics, can satisfy laser in space Flexible spread scope in range.
Summary of the invention
To solve the above-mentioned problems, the present invention provides light-conducting system outside a kind of robot of intense pulse laser, can mention High processing efficiency.
The technical scheme adopted by the invention is that:
Light-conducting system outside a kind of robot of intense pulse laser, including at least two light-conducting arms and between adjacent light-conducting arm Laser reflecting device, adjacent light-conducting arm rotation connection forms variable angle to the axis of two light-conducting arms, and laser is anti- A rotation connection and, laser reflection identical as the light-conducting arm rotation direction of relative rotation among injection device and adjacent light-conducting arm Device, which is driven from the light-conducting arm of relative rotation by different driving devices, to be rotated.
As a further improvement of the present invention, the angle of laser reflecting device rotation is the half of light-conducting arm rotational angle.
As a further improvement of the present invention, the laser reflecting device includes reflecting optics, and the two of the reflecting optics End is fixedly connected with lens supports, and the lens supports and light-conducting arm are rotatablely connected.
As a further improvement of the present invention, the concentric laser that is connected to of light-conducting arm positioned at entering light side inputs cylinder, and this is led Light arm is connect with laser input cylinder along own axis.
As a further improvement of the present invention, light extraction tube is connected to positioned at the concentric fixation of the light-conducting arm of light emission side.
The beneficial effects of the present invention are: the present invention changes the biography of laser by changing the angle of light-conducting arm and reflecting optics Direction is broadcast, flexible spread scope of the laser in spatial dimension is can satisfy, can easily be accommodated optical path direction and part is added Work improves processing efficiency.
Detailed description of the invention
The present invention is further described with embodiment with reference to the accompanying drawing.
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the schematic diagram of laser reflecting device;
Fig. 3 is the schematic diagram that laser transmits under original state;
Fig. 4 is the schematic diagram of laser transmission state after adjusting light conducting direction.
Specific embodiment
Light-conducting system outside the robot of intense pulse laser as shown in Figure 1, including three light-conducting arms and two laser reflections Laser reflecting device 3 is arranged in device between adjacent light-conducting arm 2 and light-conducting arm 4, and between adjacent light-conducting arm 4 and light-conducting arm 6 Laser reflecting device 5 is set.
Rotation connection is between light-conducting arm 2 and light-conducting arm 4 to which the axis shape of the two has angle, and rotates in two light-conducting arms The angle is variable later.Among light-conducting arm 2 and light-conducting arm 4, light-conducting arm 4 is the part of rotation, i.e., it is for light-conducting arm 2 It is relatively rotated by outer power drive.Laser reflecting device 3 and light-conducting arm 2 are rotatablely connected, and the rotation of itself and light-conducting arm 4 Direction is identical.Certainly, in a further embodiment, laser reflecting device 3 is also possible to be rotatablely connected with light-conducting arm 4.Embodiment In, laser reflecting device 3 passes through and first driving device (not shown) driving rotation, and light-conducting arm 4 passes through and (not shown) the The driving rotation of two driving devices.First driving device can be with the second driving device including motor and corresponding transmission knot Structure, however, first driving device is independent from each other with the second driving device, i.e., light-conducting arm 4 and laser reflecting device 3 have not Same driving source.
Similarly, it is rotatablely connected between light-conducting arm 4 and light-conducting arm 6 to which the axis shape of the two has angle, in two light-conducting arms The angle is variable after rotation.Among light-conducting arm 4 and light-conducting arm 6, light-conducting arm 6 is the part of rotation, i.e., it is relative to light-conducting arm 4 For relatively rotated by outer power drive.Laser reflecting device 5 and light-conducting arm 6 are rotatablely connected, and itself and light-conducting arm 6 Rotation direction is identical.Certainly, in a further embodiment, laser reflecting device 5 is also possible to be rotatablely connected with light-conducting arm 4.It is real It applies in example, laser reflecting device 5 passes through and third driving device (not shown) driving rotation, and light-conducting arm 6 passes through and not shown Fourth drive device drive rotation.Third driving device can be with fourth drive device including motor and corresponding transmission Structure, however, third driving device is independent from each other with fourth drive device, i.e., light-conducting arm 6 has with laser reflecting device 5 Different driving sources.
In above-described embodiment, light-conducting arm 2 is mutually perpendicular to the plane where light-conducting arm 6.Wherein turn of laser reflecting device 3 Dynamic range is 135 °~180 °, and the slewing area of light-conducting arm 4 is 90 °~180 °, and the slewing area of light-conducting arm 6 is 90 °~180 °, The slewing area of laser reflecting device 5 is 135 °~180 °.
The principle of each light-conducting arm is identical in embodiment, two laser reflecting devices 3,5 also construction having the same, below only It is illustrated by light-conducting arm 2, laser reflecting device 3 and light-conducting arm 4.
In embodiment, rotated by respectively driving for first driving device and the second driving device, laser reflecting device 3 Angle is the half of 4 rotational angle of light-conducting arm.During continuous laser impact, the rotation of laser reflecting device 3 and leaded light The rotation of arm 4 can be while carry out, need at this time program to the rotational angle of first driving device and the second driving device into Row control, during guarantee synchronizes lasting rotation, the angle that laser reflecting device 3 rotates is the one of 4 rotational angle of light-conducting arm Half;If it is during not carrying out the adjustment of laser-impact, synchronous rotation also may not need, as long as guaranteeing end-state The angle that lower laser reflecting device 3 rotates is the half of 4 rotational angle of light-conducting arm.
Specifically, light-conducting arm 2 and light-conducting arm 4 are in 90 ° as shown in figure 3, in the initial state, laser reflecting device 3 with lead Light arm 2 is in 45 °, and laser enters along the axis of light-conducting arm 2, and the axis after the reflection of laser reflecting device 3 along light-conducting arm 4 is penetrated Out;Later as shown in figure 4, light-conducting arm 4 is rotated 40 ° clockwise, while laser reflecting device 3 is rotated 20 ° clockwise, at this time The laser entered from 2 axis of light-conducting arm is equally projected along the axis of light-conducting arm 4.
So, laser output is aloowed to cover by adjusting light-conducting arm 6 and the angle of laser reflecting device 5 again later Cover most spatial dimension.
With reference to Fig. 2, above-mentioned laser reflecting device 3 includes reflecting optics 33, and the both ends of reflecting optics 33 are fixedly connected with Lens supports 31,35, lens supports 31,35 and light-conducting arm 2 are rotatablely connected, and reflecting optics 33 pass through pin shaft 32,34 and eyeglass branch Frame is fixedly connected.
It is further preferred that light-conducting arm 2 is located at entering light side with reference to Fig. 1, it is concentric to be connected to laser input cylinder 1, and this is led Light arm 2 and laser input cylinder 1 are rotatablely connected, and light-conducting arm 2 is along own axis, equally along laser input 1 axis of cylinder rotation.By This light-conducting arm 2 drives light-conducting arm 4,6 and drives laser reflecting device 3,5 along laser input 1 axis of cylinder rotation.
The light-conducting arm 6 is located at light emission side, and concentric fixation is connected to light extraction tube 7 in outlet end.
The above is the preferred embodiment of the present invention, is not constituted a limitation on the scope of protection of the present invention.

Claims (5)

1. light-conducting system outside a kind of robot of intense pulse laser, including at least two light-conducting arms and be located at adjacent light-conducting arm it Between laser reflecting device, it is characterised in that: adjacent light-conducting arm rotation connection is variable to which the axis of two light-conducting arms is formed Angle, a rotation connection among laser reflecting device and adjacent light-conducting arm and the light-conducting arm rotation direction with relative rotation Identical, laser reflecting device, which is driven from the light-conducting arm of relative rotation by different driving devices, to be rotated.
2. light-conducting system outside the robot of intense pulse laser according to claim 1, it is characterised in that: laser reflecting device The angle of rotation is the half of light-conducting arm rotational angle.
3. light-conducting system outside the robot of intense pulse laser according to claim 1 or 2, it is characterised in that: the laser Reflection unit includes reflecting optics, and the both ends of the reflecting optics are fixedly connected with lens supports, the lens supports and leaded light Arm rotation connection.
4. light-conducting system outside the robot of intense pulse laser according to claim 1, it is characterised in that: positioned at entering light side Light-conducting arm is connected to laser input cylinder, and the light-conducting arm is connect with laser input cylinder along own axis.
5. light-conducting system outside the robot of intense pulse laser according to claim 1 or 4, it is characterised in that: be located at light The concentric fixation of the light-conducting arm of side is connected to light extraction tube.
CN201910404612.XA 2019-05-16 2019-05-16 Light-conducting system outside the robot of intense pulse laser Pending CN110216373A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111774725A (en) * 2020-07-21 2020-10-16 松山湖材料实验室 Manipulator, laser processing equipment and control method of manipulator
CN112935554A (en) * 2021-02-26 2021-06-11 江苏大学 Laser surface treatment device and method for key structure of ice skate of port icebreaker
CN113798710A (en) * 2021-10-20 2021-12-17 中国工程物理研究院激光聚变研究中心 Opening and closing joint structure of laser light guide arm

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CN1403238A (en) * 2002-09-25 2003-03-19 江苏大学 Method and device for rapidly manufacturing die based on laser shock wave technology
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CN106583922A (en) * 2017-02-16 2017-04-26 上海嘉强自动化技术有限公司 Five-shaft laser robot
CN107186356A (en) * 2017-05-21 2017-09-22 苏州亮磊知识产权运营有限公司 A kind of intelligent laser cutting machine tool

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US4144888A (en) * 1976-09-15 1979-03-20 Malyshev Boris N Device for treatment by laser emission
JPS61147988A (en) * 1984-12-19 1986-07-05 Toshiba Corp Laser beam processing device
CN1403238A (en) * 2002-09-25 2003-03-19 江苏大学 Method and device for rapidly manufacturing die based on laser shock wave technology
CN1546271A (en) * 2003-12-05 2004-11-17 张向明 A cascade mechanism in laser processing process
CN2917912Y (en) * 2006-05-31 2007-07-04 中国科学院沈阳自动化研究所 Two-degree-of-freedom laser light path transmission structure
CN106583922A (en) * 2017-02-16 2017-04-26 上海嘉强自动化技术有限公司 Five-shaft laser robot
CN107186356A (en) * 2017-05-21 2017-09-22 苏州亮磊知识产权运营有限公司 A kind of intelligent laser cutting machine tool

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111774725A (en) * 2020-07-21 2020-10-16 松山湖材料实验室 Manipulator, laser processing equipment and control method of manipulator
CN112935554A (en) * 2021-02-26 2021-06-11 江苏大学 Laser surface treatment device and method for key structure of ice skate of port icebreaker
CN113798710A (en) * 2021-10-20 2021-12-17 中国工程物理研究院激光聚变研究中心 Opening and closing joint structure of laser light guide arm
CN113798710B (en) * 2021-10-20 2024-01-12 中国工程物理研究院激光聚变研究中心 Opening and closing joint structure of laser light guide arm

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Application publication date: 20190910

RJ01 Rejection of invention patent application after publication