60results about How to "Avoid Positioning Mistakes" patented technology

The invention discloses an anti-winding locating device for a 360-degree rotary joint of a robot. Locating of the joint is achieved by an edge signal of a zero Hall switch, a Z-pulse signal of an incremental encoder and an edge signal of a limiting Hall switch on the basis of the zero Hall switch and the limiting Hall switch. Thus, on one hand, the precision and the automatic degree are improved when the robot carries out zero locating, and the problem that an electric lead is wound on a mechanical joint is solved; on the other hand, the problem that the electric lead is wound when the joint normally moves is solved under the situation that a work space is 360 degrees. The anti-winding locating device has the advantages of low cost, simple structure, ease in operation and high precision.

The invention provides a positioning method of an electronic display system, comprising the following steps of: arranging at least three cameras at different positions of the edge of a display screen; acquiring the information of shooting angles of the camera when opaque objects exist; according to the information of the shooting angles, obtaining the number of the shooting angles of all the cameras; according to the number of the cameras, determining the combining mode of the information of the shooting angles of the camera; obtaining a first coordinate of the opaque objects according to the combining mode of the information of the shooting angles; and carrying out positioning to the opaque objects according to the first coordinate. The positioning method of the electronic display system has low cost and simple implementation and can realize multipoint positioning.

The invention claims the protection of a pointer instrument reading recognition method of a substation inspection robot. The method includes the steps of taking a photo using preset parking of a robot at an instrument to be recognized, roughly positioning the position of the instrument, then performing edge detection for the region, next, performing circle detection using fast Hough transform to determine the position of a dial plate, extracting the dial plate region for multi-angle Gabor filtering to calculate the direction of a pointer, and calculating the reading of the instrument on that basis. The method has the characteristics of low pre-processing requirement, fewer steps, strong robustness for illumination, shadows and other interference, and high accuracy of reading instrument data.

The invention discloses a finger movement detection and positioning method based on space-time filtering and joint space Kmeans. The finger movement detection and positioning method based on space-time filtering and joint space Kmeans includes the steps: attaching 10 different colors (except for black and white) of labels to the fingers of a player, shooting the video that the fingers of the player play a keyboard musical instrument; for the input video frames, using a space-time filtering method to detect the finger movement target, and feeding back the spatial domain filtering result to guide updating of the dynamic background; and using the joint space Kmeans to perform finger movement target positioning, and by means of combination of the statistical characteristics of R, G and B histograms to decide the cluster number and the initialization clustering center adaptively, so as to realize the fingering identification and recording function with low calculating complexity, high convergence speed, high positioning accuracy, and high real time performance.

The invention relates to a lifting tool fulcrum rotary switching positioning mechanism. The lifting tool fulcrum rotary switching positioning mechanism is characterized in that a fulcrum rotating assembly is connected with a fixed mounting seat, a sliding bearing is arranged in an inner cavity of the fixed mounting seat, a wearproof cushion is arranged on the upper end face and connected with thefulcrum rotating assembly, the fulcrum rotating assembly penetrates into the fixed mounting seat through a rotary center shaft, the inner side of the rotary center shaft is of a cavity structure, a long hole is formed in the wall of the rotary center shaft, a fulcrum rotary positioning assembly is fixed to a rotary shaft, the rotary shaft is connected to an inner cavity of the rotary center shaft,a positioning key slides on the long hole of the rotary center shaft, an end face and slope guider is arranged on the lower portion of the inner cavity of the fixed mounting seat, a connecting plateis arranged on one side of the fixed mounting seat and connected with a lifting tool arm, a long hole is formed in the connecting plate, and a rotary bracket is arranged on the other side of the fixedmounting seat. The lifting tool fulcrum rotary switching positioning mechanism is closed and compact in structure, and clamps are accurately positioned; and the safety of the positioning assembly isimproved, the working efficiency is improved, and the production takt is quickened.

The invention discloses a log file processing method, device and system. The log file processing method comprises the steps of receiving calling information of service access, wherein the calling information comprises a service number of a service; Storing the calling information into a log file of a log file database; Detecting the stored log file, and determining whether the access of each service is abnormal or not; And when it is determined that the access of the service is abnormal, sending alarm information. According to the method, all log information in the system can be stored in a unified mode, abnormity is automatically found through detection of the log information, and alarm information is actively sent.

The invention relates to the field of robots, in particular to a gluing method and device of a gluing robot, a storage medium and the gluing robot. The method comprises the steps that a laser emitteris controlled to project laser rays to a gluing area, and an image including the laser rays and the gluing area is acquired in real time, wherein the gluing area is located on the intersecting line oftwo adjacent building components; the first coordinates of the intersection point of the laser rays and the gluing area in a camera coordinate system are calculated according to the image; the firstcoordinates of the intersection point in the camera coordinate system are converted into second coordinates in a mechanical arm coordinate system; and a gluing track is generated according to the second coordinates, and a glue nozzle of a movable gluing head of the mechanical arm is controlled to carrying gluing work along the gluing track, wherein the laser emitter and a camera are located in front of the gluing head. According to the gluing method and device of the gluing robot, the storage medium and the gluing robot, the positioning precision of the gluing robot on the to-be-glued positions on the building components can be improved, and the quality and efficiency of the gluing work of the gluing robot are improved.

A manufacturing method for integrating a passive component within a substrate is disclosed. The manufacturing method comprises the steps of: providing a circuit layer, wherein a positioning blind hole is formed in the circuit layer; forming a conductive material in the positioning blind hole; positioning the passive component in the positioning blind hole of the circuit layer and electrically connecting the passive component to the circuit layer via the conductive material in the positioning blind hole; and laminating a core layer, the passive component, and the circuit layer as the substrate.

A coordinate positioning system with in-the-air positioning function includes an illuminator and an image sensor. The illuminator produces a directional light. The image sensor receives the directional light produced by the illuminator and produces an image corresponding to the directional light to accordingly analyze the image and obtain a rotating angle corresponding to the directional light.

The invention discloses a corrugated steel web positioning method and an adopted bidirectional adjusting and positioning device. The corrugated steel web positioning method comprises the following steps of S1, mounting the bidirectional adjusting and positioning device of a corrugated steel web at a fixed end die; S2, obliquely hoisting the corrugated steel web into the die according to a designedslope; S3, adjusting and positioning the corrugated steel web at the fixed end die side in height direction and transverse direction of a bridge; and S4, adjusting and positioning the corrugated steel web 1 at a matched beam side opposite to the fixed end die side in height direction and transverse direction of the bridge. The corrugated steel web positioning method is convenient and quick to position, can reduce influence of external factors such as wind power and is more accurate and reliable to position.

The invention discloses a sensor-based positioning method, comprising a wireless signal broadcasting device and a mobile electronic device. The wireless signal broadcasting device broadcasts a wireless signal within a wireless coverage range of the wireless signal broadcasting device. The mobile electronic device is provided with a motion sensor and a wireless communication module, wherein the user carries the mobile electronic device, the motion sensor of the mobile electronic device collects the related motion data, and the wireless module in the mobile electronic device searches and scans the wireless signal characteristics in the coverage area and matches the set value. Compared with the prior art, the sensor-based positioning method provided by the invention has the advantages of strong practicability, long service life, small environmental impact, easy popularization, favorable customer experience and high stability. A motion sensor is used to control the start or stop of the search unit of the wireless module on the mobile device, so that the search unit of the wireless module is avoided to be in a state of on-scan for a long time, and the power consumption is large.

The invention relates to intelligent cleaning equipment, a repositioning method and device, a computer readable storage medium and electronic equipment. The intelligent cleaning equipment comprises avisual receiving device used for obtaining image information in the environment where the intelligent cleaning equipment is located, a distance sensing device which is used for acquiring the spacing distance between the intelligent cleaning equipment and an obstacle in the environment so as to construct a scene map about the environment where the intelligent cleaning equipment is located, and a control device which is used for re-determining the position information of the intelligent cleaning equipment in the scene map when the image information represents that the position of the intelligentcleaning equipment is suddenly changed Device. According to the invention, the intelligent cleaning equipment can perform cleaning according to the obtained image information. According to the invention, the equipment can determine whether the position of the intelligent cleaning equipment suddenly changes or not, and the position information of the intelligent cleaning equipment in the scene mapis re-determined when the position suddenly changes, so the condition of positioning errors of the intelligent cleaning equipment after position suddenly changes can be avoided, and the positioning accuracy of the intelligent cleaning equipment is enhanced.

The present invention discloses a positioning base plate for PCB pore forming and a positioning method thereof. Two mutually vertical slideways are processed in a positioning base plate, adjustable slide block sets capable of moving are arranged in the slideways, and a micrometer and a transmission screw are employed to perform accurate positioning of the adjustable slide block sets to achieve positioning of the PCB to be processed by employing stop bolts fixed at the upper surfaces of adjustable slide blocks. After the pore-forming processing operation of an No.1 PCB is completed, the positions of the adjustable slide blocks can be adjusted again to conveniently perform pore-forming processing of other types of PCBs, and therefore, the positioning base plate for PCB pore forming and the positioning method thereof have substantial characteristics such as one board with multiple functions, one board with common usage, avoiding of positioning errors and reduction of the manufacturing cost.

The invention belongs to the technical field of metal smelting, and particularly relates to a position calibration device of a transfer trolley for high-temperature melt. A calibration element group is arranged in a calibration section of a transfer path, the calibration element group comprises a positioning block and a communication tag which are adjacently arranged, and a proximity switch and a reader-writer are correspondingly arranged on the transfer trolley; if within the limited time range, the positioning system and the calibration system respectively collect signals to position the transfer trolley, whether positioning of the positioning system and the calibration system is matched or not is compared, and if yes, positioning of the transfer trolley is updated; and if not, the positioning system is corrected by taking the calibration system as the standard, and the positioning of the transfer trolley is updated. A positioning component different from an original signal acquisition mode is additionally arranged on a road section where the transfer trolley needs to be stopped accurately to calibrate an original positioning system, so that positioning errors of the transfer trolley caused by interference of foreign matters to the positioning system can be avoided, and use of the original positioning system is not affected; the function of accurately stopping the transfer trolley in place can be achieved at low cost on the basis of an existing positioning system.

The invention provides a special equipment employee positioning system and method for image processing. The system comprises an input module, a communication module, an RFID reader, an RFID tag, a positioning module and a confirmation module. The input module is used for inputting employee numbers of employees of the special equipment; the communication module is used for forwarding the employee numbers to the RFID reader; the RFID reader is used for generating a feedback message; the communication module is also used for transmitting the feedback message to the positioning module; the positioning module is used for determining position coordinates of the employee of the special equipment corresponding to the employee number according to the feedback message; and the confirmation module is used for confirming whether the equipment employee is in the position coordinate or not to obtain a confirmation result. The method corresponds to the system. According to the invention, the problem of wrong positioning when the RFID tag is separated from the employee of the special equipment can be avoided. The positioning accuracy of special equipment employees can be improved.

The invention discloses visual intelligent guidance mistake-proofing tightening operation equipment. The equipment comprises a working table and a tightening mechanism; four supporting columns are fixedly connected to the top of the working table; the same top plate is fixedly connected to the top ends of the four supporting columns; the top of the tightening mechanism is fixedly connected to thebottom of the top plate; the tightening mechanism comprises four electric telescopic rods; the top ends of the electric telescopic rods are fixed to the bottom of the top plate through bolts; the samemounting plate is fixed to the bottom ends of extension rods of the electric telescopic rods through bolts; a machine cover is fixed to the top of the mounting plate through bolts; and a motor is fixed to the inner wall of the machine cover through bolts. The visual intelligent guidance mistake-proofing tightening operation equipment is used for tightening the bolts during production of automobile parts, visual positioning can be performed conveniently by a worker through the equipment, operation is convenient, and the practicability of the equipment is improved.