CN109570748B - Laser target point calibrating device of laser obstacle clearing system - Google Patents

Laser target point calibrating device of laser obstacle clearing system Download PDF

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Publication number
CN109570748B
CN109570748B CN201811609603.6A CN201811609603A CN109570748B CN 109570748 B CN109570748 B CN 109570748B CN 201811609603 A CN201811609603 A CN 201811609603A CN 109570748 B CN109570748 B CN 109570748B
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laser
module
distance measuring
distance
window
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CN109570748A (en
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张玉钧
王立明
高闽光
尤坤
李潇毅
何莹
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Hefei Institutes of Physical Science of CAS
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Hefei Institutes of Physical Science of CAS
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    • 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
    • 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
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)

Abstract

The invention discloses a laser target point calibration device of a laser obstacle clearing system. The laser target calibration device comprises a distance measuring machine and a calibration support; the distance measuring machine is arranged on the calibration support; the calibration support is arranged on the laser obstacle clearing system; the distance measuring machine comprises a shell, a distance measuring laser emitting module, a distance measuring laser receiving module, a calculating and displaying module and a power supply module, wherein the distance measuring laser emitting module, the distance measuring laser receiving module, the calculating and displaying module and the power supply module are arranged in the shell; the distance measurement laser emission module is provided with a distance measurement light emission window, the distance measurement laser receiving module is provided with a distance measurement light receiving window, and the calculation display module is provided with a display window; and a target indication area is arranged in the center of the display window. By adopting the laser target point calibration device provided by the invention, the actual position of the obstacle is overlapped with the laser target point of the laser only by adjusting the position of the obstacle to the target center indication area, and at the moment, the focus point of the laser is accurately adjusted to the actual position of the obstacle, so that the accuracy of laser target point calibration is improved.

Description

Laser target point calibrating device of laser obstacle clearing system
Technical Field
The invention relates to the technical field of laser obstacle clearing, in particular to a laser target point calibration device of a laser obstacle clearing system.
Background
When the laser obstacle clearing equipment clears away obstacle targets at different distances, the position of a focusing point (target point) of the adjustable-focus laser output lens to the obstacle target needs to be adjusted, but the position of the laser focusing point is not easy to adjust at any time because the target distance is long and the irradiation laser spot is invisible to human eyes. In the existing laser obstacle clearing technology, the position of a focus point of a focus-adjustable laser output lens on a target is usually adjusted manually, no reference is provided during adjustment, and therefore the actual position of an obstacle cannot be accurately adjusted during adjustment of the position of the focus point, and the obstacle clearing effect is affected.
Disclosure of Invention
The invention aims to provide a laser target point calibration device of a laser obstacle clearing system, which aims to solve the problem that manual adjustment of a laser target point is inaccurate.
In order to achieve the purpose, the invention provides the following scheme:
a laser target point calibrating device of a laser obstacle clearing system comprises: a distance measuring machine and a calibration support; the distance measuring machine is arranged on the calibration support; the calibration support is arranged on the laser obstacle clearing system;
the distance measuring machine comprises a shell, a distance measuring laser emitting module, a distance measuring laser receiving module, a calculating and displaying module and a power supply module, wherein the distance measuring laser emitting module, the distance measuring laser receiving module, the calculating and displaying module and the power supply module are arranged in the shell; the distance measuring laser emitting module, the distance measuring laser receiving module and the calculating and displaying module are respectively connected with the power supply module; the distance measurement laser transmitting module and the distance measurement laser receiving module are respectively connected with the calculation display module;
the distance measurement laser emission module is provided with a distance measurement light emission window, the distance measurement laser receiving module is provided with a distance measurement light receiving window, and the distance measurement light emission window and the distance measurement light receiving window are arranged in front of the shell; the computing display module is provided with a display window, and the display window is arranged behind the shell; and a target indication area is arranged in the center of the display window.
Optionally, the ranging light emission window is located above the ranging light reception window.
Optionally, a working mode switching key and a power key are arranged at the top of the shell; the working mode switching key is connected with the calculation display module; the power supply key is connected with the power supply module.
Optionally, a charging interface and a charging indicator lamp connected with the power module are arranged behind the shell.
Optionally, a step portion is arranged at the rear of the shell, a focusing eyepiece is arranged on the upper layer of the step portion, and the display window is arranged at the tail end of the focusing eyepiece.
Optionally, a power indication area, a working mode area, a ranging light emission indication area, a horizontal distance indication area, an angle indication area, a linear distance indication area, and a vertical distance indication area are further disposed around the bulls-eye indication area of the display window.
Optionally, the calibration support includes a mounting base and a mounting plate; the mounting plate is arranged on the mounting base through a reference adjusting bolt; and a supporting point steel ball is arranged in the center of the mounting base.
Optionally, a base mounting hole is formed in the side edge of the mounting base; the laser target point calibration device is connected with the laser obstacle clearing system through the base mounting hole.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a laser target point calibration device of a laser obstacle clearing system. The laser target calibration device comprises: a distance measuring machine and a calibration support; the distance measuring machine is arranged on the calibration support; the calibration support is arranged on the laser obstacle clearing system; the distance measuring machine comprises a shell, a distance measuring laser emitting module, a distance measuring laser receiving module, a calculating and displaying module and a power supply module, wherein the distance measuring laser emitting module, the distance measuring laser receiving module, the calculating and displaying module and the power supply module are arranged in the shell; the distance measurement laser emission module is provided with a distance measurement light emission window, the distance measurement laser receiving module is provided with a distance measurement light receiving window, and the distance measurement light emission window and the distance measurement light receiving window are arranged in front of the shell; the computing display module is provided with a display window, and the display window is arranged behind the shell; and a target indication area is arranged in the center of the display window. By adopting the laser target point calibration device provided by the invention, the actual position of the obstacle is overlapped with the laser target point of the laser only by adjusting the position of the obstacle to the target center indication area, and at the moment, the focus point of the laser is accurately adjusted to the actual position of the obstacle, so that the accuracy of laser target point calibration is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings provided by the present invention without any creative effort.
Fig. 1 is a schematic overall structure diagram of a laser target calibration device of a laser obstacle clearance system provided by the invention;
FIG. 2 is a front view of a laser target calibration device of the laser obstacle clearance system provided by the present invention;
FIG. 3 is a top view of a laser target calibration device of the laser obstacle clearance system provided by the present invention;
FIG. 4 is a schematic view of the overall structure of the distance measuring machine according to the present invention;
FIG. 5 is a front view of a rangefinder provided by the present invention;
FIG. 6 is a left side view of a rangefinder provided by the present invention;
FIG. 7 is a right side view of a range finder provided by the present invention;
FIG. 8 is a bottom view of a rangefinder provided in accordance with the present invention;
FIG. 9 is a schematic circuit diagram of a laser target calibration device of the laser obstacle clearance system according to the present invention;
fig. 10 is a schematic view of a bulls-eye indication area arranged in the center of a display window provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a laser target point calibration device of a laser obstacle clearing system, which aims to solve the problem that manual adjustment of a laser target point is inaccurate.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 to 8 are schematic diagrams of the laser target calibration device provided by the present invention in all directions. Referring to fig. 1 to 8, the laser target calibration device of the laser obstacle clearance system provided by the invention comprises: the distance measuring machine 1 and the calibration support 2; the distance measuring machine 1 is arranged on the calibration support 2; the calibration support 2 is mounted on the laser obstacle clearance system.
The distance measuring machine 1 comprises a shell 6, a distance measuring laser emitting module 8, a distance measuring laser receiving module 9, a calculating display module 10 and a power supply module 4, wherein the distance measuring laser emitting module 8, the distance measuring laser receiving module 9, the calculating display module 10 and the power supply module 4 are arranged in the shell 6.
Fig. 9 is a schematic circuit connection diagram of the laser target calibration apparatus provided by the present invention. As shown in fig. 9, the ranging laser emitting module 8, the ranging laser receiving module 9, and the calculating and displaying module 10 are respectively connected to the power module 4. The distance measuring laser emitting module 8 and the distance measuring laser receiving module 9 are respectively connected with the calculating and displaying module 10.
Referring to fig. 1, 4 and 6, the ranging laser emitting module 8 is provided with a ranging light emitting window 11, the ranging laser receiving module 9 is provided with a ranging light receiving window 12, and the ranging light emitting window 11 and the ranging light receiving window 12 are disposed in front of the housing 6. In practical applications, the distance measuring light emitting window 11 is preferably located above the distance measuring light receiving window 12. The shape and size of the distance measuring light emitting window 11 and the distance measuring light receiving window 12 are the same, the distance measuring light emitting window 11 and the distance measuring light receiving window 12 are preferably circular, and the centers of the distance measuring light emitting window 11 and the distance measuring light receiving window 12 are located on the same straight line.
The top of the shell 6 is provided with a working mode switching key 13 and a power supply key 14. The working mode switching key 13 is connected with the calculation display module 10 and used for controlling the emission of the distance measuring light beam, and the switching of the functions of measuring the linear distance, the height and the angle can be realized by pressing the working mode switching key 13.
The power key 14 is connected with the power module 4 and used for turning on or off the power supply of the distance measuring machine. The rear of the shell 6 is also provided with a charging interface 41 and a charging indicator lamp 42 which are connected with the power module 4.
Referring to fig. 1 to 5 and 7, the computing and displaying module 10 is provided with a display window 3, and the display window 3 is disposed behind the housing 6; the center of the display window 3 is provided with a bulls-eye indicating area 31. The Display window 3 is preferably a built-in LCD (Liquid Crystal Display).
Preferably, a step part 7 is arranged behind the shell 6, a focusing eyepiece 5 is arranged on the upper layer of the step part 7, and the display window 3 is arranged at the tail end of the focusing eyepiece 5.
Fig. 10 is a schematic view of a bulls-eye indication area arranged in the center of a display window provided by the present invention. Referring to fig. 10, the display window 3 is centrally provided with a bulls-eye indication area 31, and the bulls-eye indication area 31 is preferably represented by a cross-shaped fork pattern. The laser (ranging laser and working laser) with two wavelengths of the laser target point calibration device is calibrated, so that the position indicated by the target center indication area 31 is the laser target point position of the laser. The wavelength of range finding laser is 905nm, the wavelength of working laser is 10.6 um.
The display window 3 is further provided with a power indication area 32, an operation mode area 33, a ranging light emission indication area 34, a horizontal distance indication area 35, an angle indication area 36, a straight distance indication area 37 and a vertical distance indication area 38, and the power indication area 32, the operation mode area 33, the ranging light emission indication area 34, the horizontal distance indication area 35, the angle indication area 36, the straight distance indication area 37 and the vertical distance indication area 38 are arranged around the bull's-eye indication area 31. The bulls-eye indication area 31 indicates the bulls-eye in a cross form, the working mode area 33 displays the working modes of the laser target point calibration device, such as scanning, measuring, calibrating and the like, the horizontal distance indication area 35 and the vertical distance indication area 38 both comprise numerical values and units, and the straight distance indication area 37 displays the straight distance calculated according to the horizontal distance and the vertical distance.
In practical use, the calculation display module 10 controls the ranging laser emission module 8 to emit ranging laser with a wavelength of 905nm to an obstacle through the ranging light emission window 11, and the ranging laser receiving module 9 receives ranging laser reflected by the obstacle through the ranging light receiving window 12. The calculation and display module 10 calculates distance information between the obstacle and the laser target calibration device according to the emitting time, the receiving time and the wavelength of the ranging laser, wherein the distance information comprises a horizontal distance, a vertical distance and a linear distance, and the distance information is displayed through the display module 3. An operator can adjust the azimuth and the pitch angle of the laser obstacle clearing system according to the information such as the distance and the angle displayed by the display module 3, so that the obstacle enters the view field of the laser target point calibration device. Since the bulls-eye indication area 31 indicates the laser target position of the laser, the position of the obstacle is only adjusted to be displayed at the cross position (namely, in the bulls-eye indication area 31) at the center of the display module 3, that is, the obstacle position coincides with the laser target of the laser, and the coincidence of the obstacle position and the laser target represents that the laser focus is accurately adjusted to the actual position of the obstacle, so that the accurate adjustment of the laser target is realized.
Further, the focal length of the focusing eyepiece 5 is adjusted according to the distance information displayed by the display module 3, so that an operator can see a clear view.
In the laser target point calibration device structure provided by the invention, the display module 3 can simultaneously display the position of the barrier and the position of the laser target point, namely, the laser target point position can be indicated, the position information of the barrier can be provided, and the working laser can be emitted to accurately cut the barrier by adjusting the position of the barrier to be coincident with the laser target point position, so that high-precision laser barrier removal is realized.
As shown in fig. 1 to 3, the calibration support 2 includes a mounting base 21 and a mounting plate 22, the mounting plate 22 is disposed on the mounting base 21 through a reference adjusting bolt 24, and a support point steel ball 23 is disposed at a central position of the mounting base 21. The mounting base 21 is a three-point adjustable base, that is, three bolt holes corresponding to the reference adjusting bolts 24 are arranged on the mounting base 21 and the mounting plate 22, preferably, one bolt hole is arranged at the head part, and two bolt holes are arranged at the tail part. The supporting point steel balls 23 are used for adjusting the distance measuring laser to be consistent with the working laser, namely, the initial position correction effect is realized, and the adjusting method is that after the working laser is well adjusted, the distance measuring laser is adjusted to be approximately consistent with the working laser by adjusting the corresponding reference adjusting bolt 24. Namely, the distance measuring optical axis is kept parallel to the working optical axis of the laser target point calibrating device and locked by adjusting the reference adjusting bolt 24.
Preferably, the side of the mounting base 21 is provided with a base mounting hole 25. The base mounting hole 25 is used for being connected with external equipment, and in the invention, the laser target point calibration device is connected with the laser obstacle clearing system through the base mounting hole 25. Preferably, two base mounting holes 25 are provided on each of both side edges of the mounting base 21.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
The principles and embodiments of the present invention have been described herein using specific examples, which are presented solely to aid in the understanding of the apparatus and its core concepts; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (7)

1. A laser target point calibrating device of a laser obstacle clearance system is characterized by comprising: a distance measuring machine and a calibration support; the distance measuring machine is arranged on the calibration support; the calibration support is arranged on the laser obstacle clearing system;
the distance measuring machine comprises a shell, a distance measuring laser emitting module, a distance measuring laser receiving module, a calculating and displaying module and a power supply module, wherein the distance measuring laser emitting module, the distance measuring laser receiving module, the calculating and displaying module and the power supply module are arranged in the shell; the distance measuring laser emitting module, the distance measuring laser receiving module and the calculating and displaying module are respectively connected with the power supply module; the distance measurement laser transmitting module and the distance measurement laser receiving module are respectively connected with the calculation display module;
the distance measurement laser emission module is provided with a distance measurement light emission window, the distance measurement laser receiving module is provided with a distance measurement light receiving window, and the distance measurement light emission window and the distance measurement light receiving window are arranged in front of the shell; the computing display module is provided with a display window, and the display window is arranged behind the shell; a target indication area is arranged in the center of the display window;
the calibration support comprises a mounting base and a mounting plate; the mounting plate is arranged on the mounting base through a reference adjusting bolt; a supporting point steel ball is arranged in the center of the mounting base;
the adjusting method is that after the working laser is well debugged, the distance measuring laser is adjusted to be consistent with the working laser by adjusting a corresponding reference adjusting bolt, namely, the distance measuring optical axis is kept parallel to and locked with the working optical axis of the laser target point calibrating device by adjusting the reference adjusting bolt.
2. The laser target calibration device of claim 1, wherein the ranging light emission window is located above the ranging light reception window.
3. The laser target calibration device of claim 1, wherein the top of the housing is provided with an operating mode switch key and a power button; the working mode switching key is connected with the calculation display module; the power supply key is connected with the power supply module.
4. The laser target calibration device of claim 1, wherein a charging interface and a charging indicator light connected with the power module are arranged behind the housing.
5. The laser target calibration device of claim 1, wherein a step part is arranged behind the housing, a focusing eyepiece is arranged on the upper layer of the step part, and the display window is arranged at the tail end of the focusing eyepiece.
6. The laser target calibration device as claimed in claim 1, wherein a power indication area, an operation mode area, a distance measurement light emission indication area, a horizontal distance indication area, an angle indication area, a linear distance indication area and a vertical distance indication area are further disposed around the bullseye indication area of the display window.
7. The laser target calibration device of claim 1, wherein a base mounting hole is formed in a side edge of the mounting base; the laser target point calibration device is connected with the laser obstacle clearing system through the base mounting hole.
CN201811609603.6A 2018-12-27 2018-12-27 Laser target point calibrating device of laser obstacle clearing system Active CN109570748B (en)

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CN215658430U (en) * 2021-09-24 2022-01-28 宁德时代新能源科技股份有限公司 Welding device and welding equipment
CN114216362B (en) * 2021-12-15 2023-09-15 中国科学院合肥物质科学研究院 Method for automatically measuring mechanical axis deviation of target correcting mirror based on image processing

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CN201979216U (en) * 2010-12-03 2011-09-21 天水锻压机床有限公司 Laser generator adjustment base
CN105093477A (en) * 2015-09-17 2015-11-25 天津港东科技发展股份有限公司 Reflecting mirror multidimensional adjusting device
CN105866789A (en) * 2016-01-30 2016-08-17 国家电网公司 Hand-held line patrol range finder
CN205656361U (en) * 2016-05-27 2016-10-19 北京环境特性研究所 Concatenation type collimating mirror adjusting device
CN105977866A (en) * 2016-06-22 2016-09-28 济南舜风科技有限公司 Long-distance laser barrier clearing system
CN206321854U (en) * 2016-12-14 2017-07-11 深圳市光峰光电技术有限公司 A kind of regulating device of reflecting mirror and light-source system
CN207872688U (en) * 2017-11-28 2018-09-18 河南荣泰安全科技有限公司 A kind of long-range barrier clearing device of multifunction laser
CN207757096U (en) * 2018-01-05 2018-08-24 河南荣泰安全科技有限公司 A kind of long-range barrier clearing device of the laser having visualization interface
CN207732353U (en) * 2018-01-18 2018-08-14 河南荣泰安全科技有限公司 High pressure line laser obstacle eliminating system
CN208026977U (en) * 2018-03-22 2018-10-30 南京顺泰科技有限公司 A kind of laser is removed obstacles equipment optical system integrated apparatus

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