88 results about "Laser guidance" patented technology

The invention discloses a laser double-wire electric arc hybrid welding system with an adjustable heat source and a variable-gap thick plate component welding process. The hybrid welding system comprises a laser, a double-wire electric arc welding system and a welding robot. The welding robot comprises a robot body, a robot tail end connecting piece and a welding assembly. The welding assembly is fixedly connected to the tail end of the welding robot through the robot tail end connecting piece, the welding assembly comprises a laser welding head and a double-wire welding gun, and the laser welding head and the double-wire welding gun can form a heat source arrangement mode of laser guidance and series connection or parallel connection of double wires and laser. The self-adaptive welding device can adapt to self-adaptive welding of different welding seam assembling gaps, the welding mode that laser is guided in the front and double wires are connected with laser in series or in parallel is adopted, the preheating effect of the laser on a workpiece can be utilized, an arc welding electrode is effectively protected, the welding seam quality is improved, and the workpiece welding deformation amount is reduced.

The utility model relates to the field of medical instruments, and particularly discloses an intraoperative mobile CT loading chassis based on laser guidance, the intraoperative mobile CT loading chassis comprises a walking carrier and a camera arranged on the walking carrier, and the walking carrier walks on the ground and is used for bearing a CT scanner; a laser emitting device is arranged below the operating bed, the laser emitting device is used for projecting laser rays to the ground, and the laser rays comprise longitudinal laser rays parallel to the length direction of the operating bed; the camera is used for capturing the longitudinal laser rays on the ground so that the walking carrier can advance in the direction of the longitudinal laser rays. According to the invention, autonomous navigation of the mobile CT is realized based on laser guidance, and the reliability and stability of the mobile CT in the operation are improved.

The invention discloses a rapid storage sorting and positioning method, device and equipment based on intelligent control and a medium, and relates to the technical field of storage management, and the method comprises the following steps: obtaining radio frequency identification tag information bound with electric power materials; receiving a material scheduling request sent by a client and performing identity verification, wherein the material scheduling request comprises uploader identity recognition; after the identity verification is passed, the mobile terminal starts laser guidance based on the label information, the laser guidance comprises regulation and control of a first attribute and judgment of a preset distance, and the first attribute comprises a laser emission interval and a laser emission wavelength based on human eye perception analysis; the judgment of the preset distance comprises the judgment of the Euclidean distance between the mobile terminal and the electric power material, and when the Euclidean distance is reduced to the preset distance, the laser guidance is closed. The method is used for solving the problem that warehouse management personnel are lack of visual and clear guidance after entering a warehouse.

The invention belongs to the technical field of airborne laser beam driving composite space coding guidance, and particularly relates to an airborne remote control guidance device which comprises a guidance system and a receiving system, and the guidance system comprises a television observing and aiming assembly, a laser guidance assembly, a wireless display control assembly, a stabilized platform and a guidance unmanned aerial vehicle; the receiving system comprises an optical assembly, a detector, a signal processing module, a transmission display assembly and a receiving unmanned aerial vehicle; the wireless display control assembly is operated to control the laser guidance assembly to emit an information field, the signal processing module adjusts and controls the position of the receiving unmanned aerial vehicle after receiving an instruction of the information field, and the receiving unmanned aerial vehicle attacks a target according to the instruction. According to the invention, accurate strike of air-to-ground targets and air-to-air targets can be realized by using a laser beam driving guidance mode.

The invention relates to the technical field of warehouse logistics, and discloses a warehouse laser-guided picking operation method which comprises the following steps: firstly, arranging three-dimensional goods shelves on the ground of a warehouse in a rectangular array manner; then a laser signal receiver with a unique number, a two-dimensional code with a unique number and a confirmation button are fixedly installed in front of each storage unit of the three-dimensional goods shelf, then a laser pen capable of swinging is installed at the top of the warehouse, and then warehouse three-dimensional map information is established in a cloud server; comprising a warehouse ground coordinate system and a three-dimensional shelf coordinate system. By means of the warehouse laser guiding order picking operation method, only the order picker needs to be simply trained how to trigger laser guiding, the lazy order picker can be supervised and urged to move very simply and timely, and the effects that automatic bookkeeping is not prone to errors, and efficiency is high can be achieved.

The invention discloses a system and a method for detecting energy uniformity of a focusing light spot of a laser receiving lens, and belongs to the field of laser guidance. According to the invention, the adjustable diaphragm, the 1 * telescope system and the pupil connection and object image conjugation principle of the to-be-measured lens are utilized, and continuous adjustment of the clear aperture of the entrance pupil of the to-be-measured lens in any field of view can be realized in cooperation with the single-axis turntable; a relation curve of different focusing spot sizes and response voltage of the four-quadrant laser detector can be obtained, and a test curve of focusing spot uniformity in any view field can be obtained after data processing, so that detection of focusing spot energy uniformity of a laser receiving lens in any view field is realized.

The invention discloses a laser guidance unmanned aerial vehicle false attack angle feedback stability augmentation control method comprising the following steps that a three-loop autopilot frame with a false attack angle as a feedback signal is set, and the false attack angle is a calculated value of the attack angle; three-loop autopilot control parameters are set, and an autopilot is obtained; and an autopilot is adopted to control the flight state of the laser guidance unmanned aerial vehicle. According to the false attack angle feedback stability augmentation control method for the laser guidance unmanned aerial vehicle, stability augmentation control of the system is achieved through a three-loop autopilot frame with the false attack angle as a feedback signal, higher robustness is obtained, and an expected instruction can still be tracked under interference.

The invention aims to provide a vertical shaft heading machine attitude determination method and system, and belongs to the field of underground engineering monitoring. The method comprises the following steps: establishing a fixed coordinate system and a carrier coordinate system, acquiring propagation time by using a well wall ultrasonic transmitter and a platform receiver, and resolving absolute coordinates of the receiver and absolute attitude of a platform based on spatial spherical intersection; meanwhile, a gyroscope and an accelerometer are used for collecting angular velocity and specific force information, and high-frequency and low-frequency predicted attitudes are calculated. And combining the absolute attitude with the predicted attitude through a fusion algorithm to obtain an optimal attitude angle, and constructing a conversion matrix to process specific force information so as to solve an optimal position deviation. The advantages of high penetrability of ultrasonic waves and continuity of inertial navigation are utilized, the problem that laser guidance is prone to failure in the dust and muddy water environment is solved, and high-precision and anti-interference real-time monitoring of the posture of the vertical shaft heading machine is achieved.

The utility model relates to the technical field of material transportation equipment, and discloses a high portal forward moving type AGV with an intelligent accessory, which comprises a battery, the middle part of the left side of the battery is fixedly connected with a walking driving module, the top of the walking driving module is fixedly connected with a chassis module, and the right side of the walking driving module is provided with a forward moving part. And the right side of the forward moving part is slidably connected with a portal system, the right side of the portal system is slidably connected with an intelligent accessory, the bottom of the front side of the forward moving part is fixedly connected with a valve control part, the outer wall of the walking driving module is provided with a pallet fork, and the rear side of the left side of the pallet fork on the left side is fixedly connected with a servo motor. According to the utility model, map scanning is realized through the laser-guided radar module, so that remote control can be realized, the number of intermediate transmission lines can be reduced, the transmission fault probability can be reduced, and the maintainability can be improved by adopting light and small compact structural design, electric driving and integrated bus modular control.

The application discloses a mobile CT and a laser-guided intraoperative mobile CT positioning and navigation method, and the method comprises the following steps: a laser emitting device projects a laser line on the ground, the relative pose of the mobile CT relative to the laser line is calculated, and the distance of the mobile CT and the steering angular velocity of the chassis are controlled based on the relative pose. The application makes full use of the high brightness and high coherence characteristics of the laser line, effectively reduces the dependence on traditional positioning marks, and significantly reduces the complexity and cost of the system. In addition, the application also specially considers the application requirements in complex medical scenes, and ensures the reliability and accuracy in variable environments. Therefore, the application provides a new and efficient solution for the precise positioning and navigation of the intraoperative mobile CT platform.

One or more example embodiments of the present invention relates in one aspect to a computer-implemented method for providing a configuration information for a laser guidance system for a medical intervention, comprising receiving laser projection data regarding a laser projection geometry of the laser guidance system; receiving 3D model data regarding a surface, the surface being located within an effective range of the laser guidance system; calculating shadowing data regarding a shadowing effect of the surface on the laser projection geometry based on the laser projection data and the 3D model data; selecting the configuration information based on the shadowing data, the configuration information being indicative of a configuration of the laser guidance system for visualizing a planned path of an instrument for the medical intervention; and providing the configuration information.

The invention relates to a quantum cascade laser emitting a polarized TM optical mode with a wavelength between 3 and 15 µm, comprising an amplifying medium and a main waveguide. The latter includes a coupling section in contact with the amplifying medium, comprising a diffraction grating (DFB). The coupling section has a width greater than or equal to a minimum width from which an antisymmetric supermode propagating in a laser guidance structure comprising the amplifying medium and the main waveguide has a confinement factor in an active region of the amplifying medium strictly greater than those of the optical modes capable of being guided by the guidance structure. The main waveguide comprises a core based on atoms from column IVA of the periodic table of elements and a confinement subshell of SiN or a chalcogenide. (See Figure 1A for the abstract.)

A hovering and / or accompanying laser decoy, an attracting and deviating system comprising the decoy, the hovering and / or accompanying laser decoy comprising a laser, a decoy head and a carrier, wherein the laser comprises a connecting part of the laser and the decoy head, the decoy head comprises a laser scattering body, a base and a connecting part with the laser, the connecting part of the laser and the decoy head is arranged to meet the combination of the laser and the decoy head being connected as a whole, and the laser emitted by the laser irradiates into the decoy head and is partially or totally scattered by the laser scattering body therein. The decoy and the attracting and deviating system comprising the decoy are particularly suitable for laser guidance attracting and deviating protection of movable targets.

An air-based counter-countermeasure (CCM) system includes an autonomous or semi-autonomous unmanned aircraft capable of deployment to an area of a countermeasure system having (1) a laser detector to receive and identify an incident laser signal as a target designator signal and (2) one or more countermeasure subsystems operative in response to an output of the laser detector to deploy corresponding countermeasures against a laser target designator. The CCM system further includes a laser-based CCM subsystem carried by the aircraft, the CCM subsystem being configured and operative, during the deployment of the aircraft, to direct a simulated target designator laser signal to the laser detector of the countermeasure system to trigger one or more of the countermeasures and thereby reduce protective ability of the countermeasure system against subsequent laser-guided attack.

The invention relates to an edge banding processing device for cutting an edge band that is or is applied to an edge of a workpiece, comprising: a fastening device configured to attach the edge banding processing device to the edge banding machine in geometric relation to a guide device of an edge banding machine, the guide device being configured to apply the edge band to the workpiece and to guide the workpiece along a guide direction, characterized by a laser processing unit, comprising a laser radiation source configured to generate a laser beam, a laser focusing unit configured to focus and / or defocus the laser beam, and a laser guidance unit configured to direct the laser beam onto a processing area, wherein the laser processing unit is configured to cut the edge band.

This invention discloses a hovering method and system for firefighting drones based on laser guidance and reliable fusion, relating to the field of drone hovering control technology. By deploying laser guidance devices in the high-altitude firefighting operation area, a stable spatial guidance reference is established to guide the drone into the target hovering area and continuously receive coded laser beams. Based on this, laser reception features are extracted and a link reliability factor is calculated to assess the reliability of laser deviation observation information and suppress anomalies. Simultaneously, the laser deviation observations are aligned with the attitude, velocity, and altitude information output by the inertial navigation unit using a time reference and coordinate consistency correction to form a fused data set. Through adaptive reliable fusion and consistency constraints, a hovering error vector for hovering control is constructed, driving the flight control unit to dynamically adjust the drone's hovering position, thereby improving the stability and reliability of drone hovering positioning during high-altitude firefighting operations.

According to the magnetic core winding control system, the surface of the magnetic core body is provided with the groove used for winding, a wire can be wound in the groove, the winding position is more accurate, the winding precision is remarkably improved through introduction of the laser emission module, the position sensing module and the control module, and the winding precision is improved. The problem of wire deviation caused by manual operation or mechanical errors is reduced; the closed-loop control system can adjust a laser guiding path in real time to adapt to groove structures with different shapes and depths; through dynamic guidance, the production efficiency and the product consistency are effectively improved, the rejection rate and the reworking cost are reduced, and the problems of electrical performance degradation and even equipment physical damage caused by inaccurate magnetic core winding position are effectively avoided.

The present invention relates to the field of laser beam synthesis technology, and in particular to a laser beam synthesis system, comprising: a rotating platform, a laser directional emission system, and a control system; the rotating platform is used to adjust the direction of the laser directional emission system; the laser directional emission system includes a phased array radar, a laser guidance device, and at least one beam array device; the phased array radar is used to detect and track targets; the laser guidance device measures the target distance and speed through laser echoes; the beam array device deflects the beam of the beam array device toward the system's central axis to form a conical beam; the control system drives the rotating platform based on target position information, so that the laser guidance device is aligned with the target, controls the beam array device to align with the target, and strikes the target. The advantage of the present invention is that the laser array adopts a ring array structure composed of multiple fiber lasers. This ring arrangement achieves large-scale integration and improves the total output power by increasing the number of fiber lasers.

The utility model relates to the technical field of laser treatment equipment, and discloses a carbon dioxide laser treatment device, which comprises a movable base; the host is arranged above the movable base, the host is fixedly connected with the movable base, and a laser emission module is arranged in the host; the light guide treatment module is arranged above the host, one end of the light guide treatment module penetrates through the outer side wall of the host to be communicated with the laser generation module, and the light guide treatment module is used for guiding the laser emitted by the laser emission module to a preset skin treatment area according to a preset light guide path; the cooling module is arranged in the host, one end of the cooling module is connected with the inner bottom surface in the host, the other end of the cooling module is connected with the laser emission module, and the cooling module is used for cooling the operation temperature when the laser emission module emits laser. According to the utility model, through combination and cooperation of all the modules, accurate laser guidance and efficient heat dissipation are effectively realized, so that the treatment effect and the reliability of the equipment are improved.

The utility model discloses a laser guidance interactive experience device which comprises a projection plate, a laser emitting device, a laser tracking device, a serial port multimedia player and a laser projector, and a laser receiver is embedded in the front face of the projection plate. The laser emitting device is used for emitting laser beams to the projection plate; a tracking module of the laser tracking device is fixedly connected with an infrared guided missile model, and the laser tracking device is used for tracking a laser point on the projection plate and enabling the infrared guided missile model to rotate towards the laser point according to a tracking result; when the laser is emitted to any laser receiver, the serial port multimedia player can play corresponding video content according to the signal emitted by the laser receiver, and the video can be projected to the projection plate through the laser projector. By means of the interactive demonstration mode, an experiencer can intuitively experience the operation condition of a laser guided missile in actual operation, and the cognition depth of the experiencer on the application of modern science and technology in the field of weapon equipment is improved.

This invention relates to the field of laser guidance technology, addressing the problem that existing technologies cannot effectively identify the interference of spot morphology distortion on centroid calculation from the raw voltage signals of a four-quadrant detector. Specifically, it provides a high-speed dynamic tracking and control method for laser guidance equipment, comprising the following steps: acquiring four voltage signals output by a four-quadrant detector; calculating the signal quality factor and morphology distortion factor based on the four voltage signals; converting the final tracking deviation into a line-of-sight (LOS) deviation; based on the roll angular velocity in the projectile's angular velocity and historical control command disturbances; employing an active disturbance rejection controller to synthesize a total control command based on the LOS deviation, LOS angular velocity, feedforward compensation amount generated based on the LOS angular velocity, and active cancellation compensation amount. This invention calculates the morphological entropy and anisotropy index in real time based on the four-quadrant signals, using the corrected deviation to replace the false centroid, fundamentally eliminating servo desaturation oscillations caused by nonlinear spot offset.

An air-based counter-countermeasure (CCM) system includes an autonomous or semi-autonomous unmanned aircraft capable of deployment to an area of a countermeasure system having (1) a laser detector to receive and identify an incident laser signal as a target designator signal and (2) one or more countermeasure subsystems operative in response to an output of the laser detector to deploy corresponding countermeasures against a laser target designator. The CCM system further includes a laser-based CCM subsystem carried by the aircraft, the CCM subsystem being configured and operative, during the deployment of the aircraft, to direct a simulated target designator laser signal to the laser detector of the countermeasure system to trigger one or more of the countermeasures and thereby reduce protective ability of the countermeasure system against subsequent laser-guided attack.

The invention discloses an automatic welding seam tracking method for a rectangular frame based on multi-source control. Linear lasers emitted by at least two linear laser emitters intersect at a welding seam on a welded piece; the position of the linear laser is recognized through a laser sensor installed at the end of the welding mechanical arm, and a welding head of the welding mechanical arm is guided to move towards the position of the linear laser; a welding head of the welding mechanical arm is guided to move to one end of linear laser through a cylindrical laser transmitter, temperature distribution of the surface of the welded piece is detected through an infrared temperature imager installed on the periphery of the welded piece or integrated on the end portion of the welding mechanical arm, and the welding head of the welding mechanical arm is guided to move from a high-temperature area to a low-temperature area; detection data of the laser sensor and the infrared temperature imager are received through the data processing and control module, a multi-element adjusting mechanism of linear laser guiding, projection spot ring calibration and temperature distribution correction is formed, and the welding device can be adapted to welding of different batches and different products without manual programming.

The present application relates to the technical field of photoelectric countermeasure and semi-physical simulation test, and particularly relates to a kind of intelligent integrated test system of laser guidance equipment anti-interference algorithm, including test task configuration module, scene generation module, algorithm running module, multi-dimension evaluation module and test report generation module;The present application, by converting user test idea into quantitative simulation parameters, then based on digital twin environment real-time solution laser transmission, target reflection and platform motion physical effect, generates dynamic countermeasure scene, can execute full-process data acquisition and resource consumption statistics to algorithm, complete interference identification, tracking accuracy, instruction smoothness and multi-dimension index calculation and comprehensive performance evaluation of resource consumption, and automatically generate test report, realize the effective promotion of algorithm test authenticity, fairness and iteration efficiency under complex countermeasure environment.

The invention discloses a three-dimensional simulation system for an aircraft. The three-dimensional simulation system comprises an irradiation system simulation module, an environment interference module, a comprehensive simulation module and a three-dimensional demonstration module. The three-dimensional demonstration module is used for dynamically expanding output data of the comprehensive simulation module by taking a time axis as a reference, and integrating key information such as a search range of the laser detection device, a tracking pointing vector, a movement track, a pod irradiation light path and a target movement track to form a three-dimensional situation map; projection information is reconstructed, and the cooperation performance of the laser detection device, the aircraft and the pod is analyzed and evaluated from multiple dimensions. According to the invention, the technical problems of insufficient prior information and single guidance precision analysis dimension when an aircraft carries a laser detection device to realize semi-active laser guidance in an interference environment are solved, the hang-flight cost is saved, the test reliability is improved, and the technical effects of displaying in a three-dimensional space can be achieved.

The utility model discloses a two-dimensional laser scanning device, which belongs to laser application technology. The device includes a laser guiding module, a polarization module and a field lens module; the laser guiding module is connected to a laser generator, and is used to convert the laser into parallel light; the polarization module includes a reflective lens and a polarization motor, and the parallel light transmitted by the laser guiding module is reflected to the scene module through the reflective lens; the scene module realizes the focusing of the laser beam after being reflected by the polarization module. The cooling system of the utility model includes a water cooling pipeline and a semiconductor heat dissipation component. The semiconductor heat dissipation component includes a temperature control module and a cooling block, and a semiconductor cooling sheet is attached to the cooling block, and the semiconductor cooling sheet is connected to the water cooling pipeline through a connector to realize heat dissipation. The utility model has efficient heat dissipation.

A transport method according to an embodiment uses an unmanned transport machine capable of carrying a transport container in which a transport object is disposed, the method comprising a moving step for moving the unmanned transport machine from a start point position to an end point position along a transport route by a laser guidance system, which determines the current position and direction of the unmanned transport machine by capturing reflected light from three or more reflection plates irradiated with laser from the unmanned transport machine. In the transport method, at least one of the start point position and the end point position is disposed on the side of a heat treatment furnace.

The invention provides a tunnel inspection robot charging device and an inspection robot, and belongs to the technical field of robot charging, and the charging device comprises a charging bench, and the top of the charging bench is provided with a charging plug; the strip-shaped blocks are symmetrically arranged on the two sides of the supporting table, and sliding rods are connected to the strip-shaped blocks in a sliding mode; the pair of stop levers is rotationally connected to one ends of the pair of strip-shaped blocks respectively; the pair of first pushing mechanisms comprises a group of friction wheels and cross rods, the friction wheels are vertically and rotatably connected to the tops of the cross rods through first rotating shafts, the pair of cross rods are vertically arranged above the pair of vertical rods respectively, and the pair of vertical rods are connected with the outward ends of the pair of sliding rods respectively; the second pushing mechanism is arranged between the pair of sliding rods and used for driving the two sliding rods to slide synchronously; the inspection robot comprises a main body and two pairs of mechanical legs arranged on the two sides of the main body, and a power receiving jack is formed in the bottom of the main body. And the charging device can automatically charge the inspection robot without setting infrared / laser guidance, so that faults are not easy to occur, and the practicability is high.

The invention relates to the production of a semi-active laser seeker that has a low volume and weight budget, can be used in miniature ammunition and has a laser proximity sensor.

This application provides a charging device and a tunnel inspection robot, belonging to the field of robot charging technology. The charging device includes: a charging platform with a charging plug on top; a pair of strip blocks symmetrically arranged on both sides of a support platform, with sliding rods slidably connected to the strip blocks; a pair of stop bars rotatably connected to one end of the pair of strip blocks; a pair of first pushing mechanisms, each including a set of friction wheels and crossbars, the friction wheels being vertically rotatably connected to the top of the crossbars via a first rotating shaft, the pair of crossbars being vertically arranged above the pair of vertical bars, and the pair of vertical bars being connected to the outward-facing ends of the pair of sliding rods; a second pushing mechanism, located between the pair of sliding rods, for driving the two sliding rods to slide synchronously; the inspection robot includes a main body and two pairs of mechanical legs located on both sides of the main body, with a power receiving socket at the bottom of the main body. The charging device can automatically charge the inspection robot without the need for infrared / laser guidance, is less prone to failure, and is highly practical.