Abstract: A tunnel operation robot includes a robot body, a walking module, a fixed wing module and a plurality of rotatable wing modules. Both sides of the robot body are provided with cantilever parts, which are collinearly arranged. The walking module is arranged on the robot body. The fixed wing module includes a fixed fan, is fixedly arranged on the robot body, and is configured to provide a pressure for the walking module to be attached to and pressed against the tunnel wall surface. The plurality of rotatable wing modules are respectively arranged on the cantilever parts on both sides of the robot body, and include a rotatable rotating fan and a wind direction adjustment driver. Each rotating fan has a rotation axis parallel to the cantilever parts and an air outlet direction perpendicular to the cantilever parts, and the wind direction adjustment driver is connected to the rotating fan.

Abstract: The present application provides a device for detecting a defect in a steel cord ply. The device is configured to obtain an enhanced magnetic field signal of the steel cord ply and detect a defect of the steel cord ply based on the enhanced magnetic field signal. The device includes a magnetic field unit including a permanent magnet configured to generate a background magnetic field; a signal obtaining unit configured to generate an enhanced magnetic field signal of a steel cord ply based on a plurality of first magnetic field signals and a plurality of second magnetic field signals; and a defect detecting unit configured to detect a defect of the steel cord ply based on the enhanced magnetic field signal, wherein the defect detecting unit includes an AD converting module, a signal processing module, a defect detecting module, a display module, and a control module.

Abstract: A whole-vehicle-based method for evaluating extreme pressure and antiwear properties of grease includes injecting the grease onto a key bearing pin and causing the engineering machine to operate without load is disclosed. The method includes causing the engineering machine to operate under a load of 10% to 150% rated load at least once, viewing and analyzing a wear condition of a surface of the bearing pin, and issuing a whole-vehicle-based evaluation report of extreme pressure and antiwear properties of grease. The engineering machine is caused to operate once under a load of 10% to 150% rated load for 0.5 min to 100 h.

Abstract: The present disclosure provides an apparatus for delivering a laser beam from a stationary end to a movable end. One exemplary apparatus comprises multiple segments of articulated tubes with mirrors encapsulated inside the tubes for deflecting the laser beams and a self-balancing suspension system to support this beam delivery system to allow at least one of its ends to be movable.

Abstract: The present disclosure provides an apparatus for automatically programming a robot to follow the contour of an object. One exemplary apparatus includes a 3D perception module for reconstructing a 3D digital model of the surface of objects and a planning software module for generating a path using said 3D digital model for a robot to follow. One aspect of this disclosure provides methods for sensing the geometry of a surface, reconstructing its 3D model, and creating paths for a robot to traverse along the surface.

Abstract: The present disclosure provides a method for simultaneously performing a robot's kinematic calibration and hand-eye calibration. One exemplary method comprises acquiring a plurality of point clouds of a calibration fixture and formulating this simultaneous calibration problem as an optimization problem based on the collection of point clouds of the same fixture.

Abstract: The present disclosure provides an apparatus for removing coatings from objects' surface using laser. One exemplary apparatus includes a mobile manipulator carrying an optical device to apply laser to an object for removing the coatings on its surface. One aspect of this disclosure provides methods for sensing the geometry of the surface and the status of the coatings and controlling the motion of the manipulator and the laser settings according to the sensed information.

Abstract: The present disclosure provides a robotic printing system for printing images on the surface of an object. One exemplary system includes a printing module carried by a motion platform to directly eject printing materials on a surface. One aspect of this disclosure provides methods for accurately controlling the motion of the motion platform, generating accurate triggering signals for printing heads, and properly aligning adjacent swaths of an image.

Abstract: The present disclosure provides a driving assistance method and system for a mobile vehicle to avoid hazards in its environment. This system can detect hazards in a vehicle's surroundings and unobtrusively adjust its driving module's driving commands when necessary to avoid hazards. The system is configured to allow it to provide interference-free assistance to the operator of a human-operated vehicle or the motion controller of an autonomous vehicle to avoid hazards.

Abstract: A preparation method of a high-optical-purity chiral oxo-aza-cycloalkane compound comprises the steps of: (R or S)N-substituent P-2-alkoxycarbonylalkyliminodiacetic acid diester as the raw material is cyclized in the presence of a solvent and a cyclization reagent (lewis acid-lewis base) to obtain high-optical-purity N-substituent P -2- (R or S)- substituent G oxo-aza-cycloalkane or the salt thereof through thermal decarboxylation or hydrolysis decarboxylation reaction; the specific type of cyclization reagent used in the present invention is conductive to the preparation of the high-optical-purity target product, easily recoverable, with reduced waste liquid discharge, green, and environment-friendly, which contributes to green industrial production.

Abstract: The present disclosure provides a robotic printing system for printing images on the surface of an object. One exemplary system includes a printing module carried by a motion platform to directly eject printing materials on a surface. One aspect of this disclosure provides methods for accurately controlling the motion of the motion platform, generating accurate triggering signals for printing heads, and properly aligning adjacent swaths of an image.

Abstract: The present disclosure provides a robotic printing system for printing images on the surface of an object. One exemplary system includes a printing module carried by a motion platform to directly eject printing materials on a surface. One aspect of this disclosure provides methods for accurately controlling the motion of the motion platform, generating accurate triggering signals for printing heads, and properly aligning adjacent swaths of an image.

Abstract: The present disclosure provides a driving assistance method and system for a mobile vehicle to avoid hazards in its environment. This system can detect hazards in a vehicle's surroundings and unobtrusively adjust its driving module's driving commands when necessary to avoid hazards. The system is configured to allow it to provide interference-free assistance to the operator of a human-operated vehicle or the motion controller of an autonomous vehicle to avoid hazards.

Abstract: The present disclosure provides a driving assistance method and system for a mobile vehicle to avoid hazards in its environment. This system can detect hazards in a vehicle's surroundings and unobtrusively adjust its driving module's driving commands when necessary to avoid hazards. The system is configured to allow it to provide interference-free assistance to the operator of a human-operated vehicle or the motion controller of an autonomous vehicle to avoid hazards.

Abstract: The present disclosure provides a driving assistance method and system for a mobile vehicle to avoid hazards in its environment. This system can detect hazards in a vehicle's surroundings and unobtrusively adjust its driving module's driving commands when necessary to avoid hazards. The system is configured to allow it to provide interference-free assistance to the operator of a human-operated vehicle or the motion controller of an autonomous vehicle to avoid hazards.

Abstract: The present disclosure provides a robotic printing system for printing images on the surface of an object. One exemplary system includes a printing module carried by a motion platform to directly eject printing materials on a surface. One aspect of this disclosure provides methods for accurately controlling the motion of the motion platform, generating accurate triggering signals for printing heads, and properly aligning adjacent swaths of an image.

Abstract: The present disclosure provides a driving assistance method and system for a mobile vehicle to avoid hazards in its environment. This system can detect hazards in a vehicle's surroundings and unobtrusively adjust its driving module's driving commands when necessary to avoid hazards. The system is configured to allow it to provide interference-free assistance to the operator of a human-operated vehicle or the motion controller of an autonomous vehicle to avoid hazards.