31results about How to "Eliminate the risk of collision" patented technology

Method and device for ensuring the safety of a low-altitude flight of an aircraft.

A device (1) for ensuring the safety of a low-altitude flight comprises information sources (5) able to determine current flight conditions, a monitoring unit (6) for realizing, with the aid of said current flight conditions, a function for global and autonomous monitoring of said low-altitude flight of the aircraft, making it possible to preserve the integrity of said aircraft during said flight, and means (13) for presenting the results of the monitoring function realized by said monitoring unit (6) to an operator.

The invention relates to a drive arrangement for the motorized adjustment of a flap arrangement for a motor vehicle, with a drive controller for producing a desired flap adjustment by means of at least one drive, wherein the flap arrangement is configured with two flap wings, wherein the two flap wings are each substantially pivotable about a respective spaced-apart, parallel pivot axis and, in the closed state, are in engagement with each other via a respective free wing end opposite the respective pivot axis. The two flap wings are assigned collision pivoting regions which are mounted upstream of the respective closed position and in which the movement regions of the flap wings overlap in such a manner that a predetermined opening and closing sequence has to be observed there in order to avoid collisions between the free wing ends.

A gliding type small cluster unmanned aerial vehicle launching device is composed of a gliding pod, a folding main wing, a folding tail wing, a locking and releasing mechanism, a control subsystem andsmall unmanned aerial vehicles. And the gliding pod is connected to a wing of the aerial carrier through a wing hanger. A main airfoil and a tail airfoil are installed in the middle and at the tail of the gliding pod of the small unmanned aerial vehicle in a folded mode respectively. The small locking and releasing mechanism of the unmanned aerial vehicle is of an electromagnetic latch hook structure and is located in the belly of the gliding pod. When the small unmanned aerial vehicle is loaded, the electromagnetic lock hook locks the front hanging lug and the rear hanging lug of the unmanned aerial vehicle, and locking of the unmanned aerial vehicle is achieved. And the airborne battery and flight control subsystem is positioned at the front part of the gliding pod of the small unmannedaerial vehicle. The airborne battery supplies power to the unlocking release mechanism and the flight control subsystem; the explosive bolt for fastening the belly cabin door of the gliding pod is opened, and the small unmanned aerial vehicle locking and releasing mechanism sequentially unlocks and releases the small unmanned aerial vehicle. And flight control of the gliding nacelle and throwingof the small unmanned aerial vehicle are realized.

The invention discloses a track planning method for automatic butting joint of a fill-drain connector of a launch vehicle. The automatic butting joint process is divided into three stages, namely the approximating movement stage, the rough butting joint stage and the fine butting joint stage; then the automatic butting joint movement of the fine butting joint stage is described as servo tracking movement of a random measurable target, and a linear superposition method is adopted to divide the automatic butting joint movement into two parts; the displacement of the automatic butting joint movement is obtained after the movement amount of the two parts is subjected to linear superposition; and the automatic butting joint movement is finally realized. During the fine butting joint stage, the fill-drain connector needs to make contact with a vehicle body propellant filling opening, random shaking of the launch vehicle exists under the influence of the wind load, thus in the butting joint process, the risk that when the fill-drain connector is in butting joint with the vehicle body propellant filling opening, collision occurs exists, the track planning method provided by the invention can effectively eliminate the collision risk, and the safety of automatic butting joint is improved.

The invention discloses an on-line detection device for a non-contact measuring hole and a use method thereof, and belongs to the technical field of on-line detection. The device is structurally characterized by comprising a clamp, a camera, a clamping ring, a support, a connecting rod, a laser generator and an illumination compensator; and the on-line detection device is installed on a machine tool spindle, calibration is conducted at different heights through standard hole samples, a relational expression of a measurement error compensation value and the height of a standard hole is obtained, and geometric parameters of a to-be-detected hole of a part are solved by combining the image recognition technology and an error compensation formula. According to the on-line detection device for the non-contact measuring hole and the use method thereof, non-contact on-line detection of a large number of hole systems can be realized, all geometric information of holes is obtained, probe collision risks and repeated clamping errors caused by contact measurement are eliminated, and the detection efficiency is improved.

The invention discloses an immune algorithm based GPS induction path optimization method for a large cable machine. The method comprises the steps of determining a workable range of the cable machine, selecting initial paths of two cable machines in the workable range, encoding initial path information into an initial population, setting a maximum iterative frequency, performing affinity evaluation on the initial population, and screening out high-quality antibodies and low-quality antibodies; performing cloning operation on the high-quality antibodies and the low-quality antibodies to obtain a cloned population, and performing immunization and mutation operations on the rest of antibodies except the high-quality antibodies and the low-quality antibodies to obtain an immunized population; and performing concentration inhibition to obtain a new population, and outputting a result or returning to the evaluation step. According to the method, the safety, efficiency and operability of cable machine operation are comprehensively considered, so that the efficiency is ensured on the premise of enabling the cable machine to run safely; and the influence between the cable machines is considered and a highly optimized induction path is given, so that the risk of collision between the cable machines is effectively eliminated and the construction efficiency is ensured.

The invention discloses an accelerator non-coplanar radiation therapy device based on a compound dual rotating rack. The device comprises a main frame rotating along the xz plane, a sub-frame rotatably connected with the main frame, the sub-frame rotating along the yz plane, the main frame carrying two sets of CBCT subsystems, two sets of CBCT subsystems arranged orthogonally, and the sub-frame carrying an accelerator radiation head and an EPID flat panel detector. The invention can realize multi-wire beam stereotactic radiotherapy, has simple structure, high isocenter precision, low cost, high operation efficiency and safe treatment.

The invention creatively provides a satellite-mounted equipment mounting device and a mounting method. The mounting device comprises a lifting adjusting unit, a horizontal extending unit which is mounted on the lifting adjusting unit, and a transferring tool which is mounted on the horizontal extending unit, wherein the lifting adjusting unit comprises a fixing frame and a connecting frame; the vertical frame is mounted on a slide rail assembly of the connecting frame in a vertical sliding manner; a driving assembly for driving the fixing frame to upwards move in place is arranged on the connecting frame; the horizontal extending unit comprises a bottom plate which is horizontally glidingly arranged on the fixing frame; a transferring tool connecting plate is glidingly arranged on the bottom plate; and the transferring tool connecting plate and a bottom plate slide relative to the connecting frame in the same direction. The whole device is stable and reliable; the risk of collision ofequipment is avoided; and meanwhile, the mounting route and the mechanism movement are combined, so that the mounting operation is quick and efficient; and meanwhile, a plurality of rapid mounting anddismounting modes ae designed to meet various connecting positioning demands.

The present invention discloses an apparatus and a method for protecting the operation processes of a cutting machine and an industrial robot. The apparatus comprises a cutting mechanism, a plate adhesion mechanism matched with the cutting mechanism to cut a glass substrate, and a plate separation robot adsorbed on the glass substrate through a robot arm, wherein the robot arm and the plate adhesion mechanism are arranged on the same side of the glass substrate, the robot arm is arranged below the plate adhesion mechanism, the apparatus further comprises a control mechanism, and the control mechanism comprises a first distance sensor for detecting the distance between the s plate adhesion mechanism and the robot arm, and a PLC controller connected to the first distance sensor. With the apparatus and the method of the present invention, the transverse cutting machine and the plate separation robot can be protected from collision when the e transverse cutting machine or the plate separation robot produces failure, such that the safety of the machine device is effectively protected, and the safety of the production is improved.

A cup joint device used for plugging in and out a connector manually comprises an external sleeve, an internal sleeve and a plug accessory, the top end of the external sleeve is equipped with the internal screw threads and is screwed on the root of a screw thread end of a socket, and a socket shell and the external sleeve form an attachment surface. The internal sleeve is composed of two same and annular internal sleeve semi-sleeve bodies, a front sleeve ring and a back sleeve ring, is arranged in the external sleeve and forms a sliding positioning surface with the inner wall of the external sleeve, splines are arranged on the inner walls of the internal sleeve semi-sleeve bodies, and the plug accessory is equipped with a linkage cap. The linkage cap is equipped with the key grooves, the splines on the inner walls of the internal sleeve semi-sleeve bodies are clamped in the key grooves of the plug accessory, and the internal sleeve and the external sleeve are coaxial with a plug and the socket of the connector. The cup joint device used for plugging in and out the connector manually of the present invention solves the problem in the prior art that the axial directions of the plug and the socket are difficult to align when the plug and the socket are in butt joint, and realizes the beneficial effects of simple plugging and reliable connection.

The invention relates to the technical field of display screen manufacturing, and provides a testing device and method based on a vehicle-mounted multi-connected screen, the vehicle-mounted multi-connected screen testing device is constructed by designing a main control module and a conveying mechanism, a space positioning structure and an optical testing module which are connected with the main control module, a to-be-tested product is automatically conveyed by utilizing the conveying mechanism, and the production efficiency of the product can be improved; the optical test module can be controlled to be aligned with a to-be-tested product in a test area in space by means of the space moving function of the first motion shaft assembly, and the optical test module can be controlled to expand or reduce the test coverage in the horizontal direction by cooperating with the horizontal moving function of the second motion shaft assembly. Therefore, large-size multi-connected screens of various sizes are adaptively compatible, the equipment compatibility is high, the production line adaptability is high, and the automatic test production line can not only improve the product test efficiency, but also effectively reduce the test cost.

A method and a system for collision avoidance in a hazardous area (4) of a logistics facility (2) that includes determining a first distance (14) between a stationary hazardous area monitoring apparatus (30) disposed inside the hazardous area, and a first sending and receiving apparatus (13) that disposed on an industrial truck (10, 11, 12) and connected to a control system of the industrial truck, and determining a second distance (24) between the stationary hazardous area monitoring apparatus and a second sending and receiving apparatus disposed on a movable object. A determination is made as to whether the first distance and the second distance are less than or equal to a predeterminable intervention area distance (6), and a collision avoidance action is carried out if both the first distance and the second distance are less than or equal to the predeterminable intervention area distance.

The invention discloses an online replacement method for a drying cylinder shaft head of a paper mill. According to the method, in a drying part of a papermaking production line, unit brackets and cross rollers are adopted for erecting an assembled bracket through a direct cup joint mode, and a lifting device is placed on the assembled bracket. By means of the method, the drying cylinder shaft head of a drying cylinder can be directly replaced on the drying part of the papermaking production line; the unit brackets and the cross rollers are adopted for erecting the assembled bracket through the direct cup joint mode; the drying cylinder is lifted by the lifting device placed on the assembled bracket, there is no need to use a large crane for removing the drying cylinder from the drying part, replacement of the drying cylinder shaft head is more convenient and faster, manpower and material resources are saved, and the time for replacing the drying cylinder shaft head is shortened.

The invention discloses a sample transmission device, which is used for transmitting a sample in a cavity of semiconductor equipment, and comprises a transmission table for placing the sample; the conveying rod is used for pushing and pulling the conveying table so as to convey the sample in the cavity; and one end of the constant force assembly is connected with the conveying rod, and the constant force assembly applies constant pulling force to the conveying rod. The invention also discloses semiconductor equipment which comprises a cavity and the sample transmission device. According to the sample transmission device and the semiconductor equipment provided by the invention, the constant force assembly is used for providing the constant pulling force for the transmission rod, so that the standing transmission rod and the transmission table are effectively prevented from sliding, and the hidden danger of collision of the transmission table caused by sliding of the transmission rod can be effectively eliminated.

The invention discloses a translational flip type test fixture which comprises a clamp frame body, an upper clamp plate body, a lower clamp plate body which is correspondingly under the upper clamp plate body, and a translational flip driving mechanism assembled on the clamp frame body. The lower clamp plate body is mounted on the clamp frame body, the lower clamp plate body and/or the upper clampplate body has a test pin, the upper clamp plate body is mounted on the translational flip driving mechanism, the translational flip driving mechanism drives the upper plate body to translate up anddown or left and right or turn up and down relative to the lower clamp plate body, and the upper clamp plate moves forward to a clamping position of covering the lower clamp plate body or moves back to an avoidance position offsetting from lower clamp plate body in the process of translating or turning relative to the lower clamp plate body. According to the translational flip type test fixture, the problems of space and vibration are solved, the height of the fixture is reduced, at the same time, the taking and placing spaces of a PCBA board are satisfied, the risk of piece collision is eliminated, the PCBA boards does not need to move, the vibration is eliminated, and the direct passing probability of a test is improved.

The invention provides a user preference and customization combined commodity recommendation system and a use method thereof, and relates to the technical field of garment customization. The user preference and customization combined commodity recommendation system comprises a commodity recommendation system, and the commodity recommendation system comprises a background operation system and a terminal APP operation system. The background operation system comprises a clothing SPU database, a pattern database, a street photo database, a network transmission unit, a style label database, a user database, an editing processing server and a network transmission unit, and the terminal APP operation system comprises a user registration module, a browsing module and a customization module. Through combination of comments of the user and association of topic dynamic content, more decision bases are provided for the user, a path for improving autonomous learning of brand knowledge is provided for the user, and the platform promotes improvement of overall cognition of the user.