50results about How to "Quick and automatic positioning" patented technology

The invention discloses a fault diagnosis system and a method for a train based on a fault tree. The system comprises a remote detection and diagnosis subsystem and a data processing subsystem; the remote detection and diagnosis subsystem is used for collecting the fault data and event record environment data of train equipment as well as sending the data to the data processing subsystem;the remote detection and diagnosis subsystem comprises a storage module, a fault intelligent analysis module and an expert diagnosis knowledge base module; the storage module is used for storing the fault data and event record environment data; the fault intelligent analysis module is used for reconstructing the fault data and event record environment data and configuring a fault structure;the diagnosis is carried out by the expert diagnosis knowledge base module; the diagnosis result is received and output; the expert diagnosis knowledge base module is used for diagnosis according to the input fault structure and fault tree to generate the diagnosis result. The system and method provided in the invention can diagnose the train fault completely, analyze the fault automatically;and the system and method have the advantages of high diagnosis reliability, simplification and high efficiency.

Signalling and localisation device for an individual in the sea, including an ultrasonic wave transmitter constituting an individual alarm unit carried by the individual in the sea designed to transmit carrier waves of primary signals; a surface surveillance means arranged on the surface of the sea and provided with: a submersed antenna capable of picking up the primary signals transmitted by individual alarm unit; means of transmitting secondary ultrasonic signals, these transmission means: means capable of calculating the position of individual alarm unit as a function of the ultrasonic signals received in response to secondary ultrasonic signals and of converting this information into the coordinates of a global positioning system; a unit for transmitting radio waves capable of sending signals representing these coordinates to a mobile or fixed alarm processing centre equipped with a radio receiver.

The invention discloses a method and a device for constructing a panorama staring web camera. The device can directly output a panoramic image in accordance with human eye observation habits, meanwhile can automatically locate and stare a selected interesting area in the panoramic image, and can automatically track and stare a recognized target, and therefore key monitoring can be effectively carried out. The device comprises a speed dome and a panoramic camera, wherein the panoramic camera comprises a panoramic imaging component and an image processing circuit board. According to the scheme, not only can 360 degrees all-in-view monitoring be achieved, but also key staring and monitoring of the interesting area or the recognized target in the 360 degrees view can be achieved.

The invention belongs to the technical field of robot self-positioning and provides a robot positioning method based on self-positioning and edge searching and a system. The method comprises the following steps: acquiring environmental information around a robot, time information and mileage information; estimating the relative position; acquiring the current position of each particle; confirming a practical position of the robot according to a weighted value and the current position of each particle; scoring a boundary point on the basis of an edge searching algorithm; setting the boundary point with the highest score as a target position of the robot according to a scoring result of the boundary point; moving the robot to the target position; checking if the practical position is correct according to the quantity of the particle and outputting a correct practical position. The robot positioning method based on self-positioning and edge searching and the system, provided by the invention, can increase the robot self-positioning precision and speed, can prevent positioning error, can widen the application scene and can be easily popularized.

The invention relates to an automatic positioning and controlling method for an oxygen lance of a converter. The method comprises the following steps of: setting the relative height set value of the oxygen lance and acquiring the relative height actual value of the oxygen lance by an absolute value encoder detecting calculation method; calculating a deviation value, wherein the deviation value is acquired by subtracting the relative height actual value from the relative height set value; lifting the oxygen lance at a high speed when the deviation value is greater than 0; descending the oxygen lance at a high speed when the deviation value is less than 0; limiting the rising or falling speed of the oxygen lance at a low speed when the deviation value is less than a first threshold value and greater than a second threshold value; limiting the rising or falling speed of the oxygen lance at an ultralow speed when the deviation value is less than the second threshold value; stopping lifting the oxygen lance when the deviation value is less than a third threshold value; and stopping descending the oxygen lance when the deviation value is greater than a negative fourth threshold value. The automatic positioning and controlling method provided by the invention can quickly and accurately position the oxygen lance at the specified relative height, completely avoiding the overshoot and oscillation.

The invention discloses a laser beam fast automatic positioning measurement device and a method thereof in laser tracking measurement process. According to the method, a laser tracking measurement device is used as a supporting platform, a right angle ball rod component is rapidly set up to form a rectangular coordinate system, three standard balls installed with wireless distance measurement devices are connected through two rod pieces to form the right angle ball rod component, the sphere center distance is a fixed value, a signal is sent to the wireless distance measurement devices through a self-positioning remote control at the position of a measured target, the distance is calculated through an information processing platform, and thereby the spatial three-dimensional coordinates of the target position can be determined; the spatial three-dimensional coordinates are sent to the laser tracking measurement device to guide the laser beam to roughly point to the target position; the laser beam is captured by a photoelectric detection part which is installed on the self-positioning remote control and automatically shot to the center of a reflecting portion to complete the navigation and automatic positioning of the laser beam; and the precision measurement for the target position can be completed by combining the laser tracking measurement device.

The invention provides a carbon fiber composite core cable damage detection method based on an image classification network. The method comprises: using an X imaging mode to carry out image acquisition on a carbon fiber composite core cable; preprocessing the acquired carbon fiber composite core cable image to obtain a training sample and a detection sample respectively; determining the input andoutput of the initial residual network and the structure of the middle part, and constructing a carbon fiber composite core cable damage classification detection network; training a carbon fiber composite core cable damage classification detection network by using the training sample, and storing a model with an optimal training effect; using a detection sample for detection, performing classifiedoutput according to the damage classification detection network of the carbon fiber composite core cable, and automatically marking the damage position in the image. The method can automatically realize damage detection of the carbon fiber composite core cable, and is high in detection efficiency and precision.

The invention discloses a method for a traceability white light interference atomic-power probe to automatically position a workpiece. The method comprises steps of recording an original displacement of a laser interference displacement metering system before a nanoscale displacement platform moves, quickly and upwardly generating an appropriate amount of displacement in a perpendicular direction, determining whether the atomic-power probe positions the workpiece through the fact whether a movement amount of a zero level stripe is in a threshold range after the displacement happens, if the nanoscale perpendicular displacement has not positioned the workpiece by the time when reaching a limit displacement movement, recording a final position, resetting the nanoscale perpendicular displacement platform, and repeating the above steps until the workpiece is positioned. The method disclosed by the invention is not limited by the distance between the probe and the workpiece, the displacement can be metered during the positioning process, and the traceability can be realized. To determine whether the probe positions the workpiece through the movement amount of the zero level stripe has the effects of fast positioning and high accuracy.

An intelligent reversing radar system and an automatic control method thereof relate to a radar system and a control method thereof. The system comprises at least two sensors; each sensor comprises an ultrasonic sensing unit and a control unit; each control unit comprises a single-chip microcomputer, an emitting circuit and a receiving circuit, which are connected in sequence; the single-chip microcomputer of each sensor is connected with a connector; the single-chip microcomputer of the main control sensor is connected with external equipment by an external data line; all single-chip microcomputers are connected by an internal communication line and are respectively connected with a reversing lamp signal line and a grounding line. The method comprises the steps that the system is subjected to self-inspection after all sensors realize automatic positioning; the system emits an ultrasonic wave and receives a returning signal; the signal is subjected to data processing after being amplified and is finally output to the external equipment by the main control sensor. According to the intelligent radar reversing radar system and the automatic control method thereof, a hardware circuit can be simplified, the performances are stable and reliable, the positions of the sensors can be fast and accurately identified, and the radar system can be simply and reliably controlled and is suitable for the configuration of different vehicle models.

The invention relates to a two-way tire pressure monitoring system which comprises a receiving controller and a plurality of tire pressure sensors. The two-way tire pressure monitoring system is characterized in that the receiving controller comprises a built-in LF transmitter, one-to-one or one-to-many communication is conducted on the tire pressure sensors through the design of two IDs, the tire pressure sensors work in a passive state, and the receiving controller sends a command through the LF transmitter to trigger the function operation of the tire pressure sensors. The manufacturing and installing cost of a device in the prior art is greatly reduced, all functions including the instant awakening function, the dormancy function and the automatic positioning function of the tire pressure sensors in the prior art can be achieved, the energy consumption of the tire pressure sensors is lower, the monitoring strategy can be dynamically adjusted according to working conditions, and the monitoring safety is improved.

The invention relates to the technical field of computer software applications, and in particular relates to a familial defect upgrade system and method of an ICD model file. The invention provides a familial defect upgrade method of the ICD model file. The method comprises the following steps: step one, acquiring a to-be-upgraded ICD model file withfamilial defects; step two, acquiring application range data of the to-be-upgraded ICD model file from a pre-established Hash mapping table according to a name or model number of the to-be-upgraded ICD model file; step three, searching from an ICD standard library of the State Grid Corporation of China according to the application range data to acquire a corresponding standard ICD model file; and step four, upgrading the to-be-upgraded ICD model file according to the standard ICD model file. Through the adoption of the method provided by the application, the upgrade range of the ICD model file with the familial defects is determined through the Hash mapping, the operation of artificially searching in an in-station device is avoided, the upgrade range can be fast and precisely positioned, queried and determined, thework intensity of workers can be greatly lowered, and the practicability is strong.

The invention discloses a method for positioning and monitoring wear of a ball nose end mill cutter and belongs to the field of monitoring wear of numerically-controlled milling cutters. The method is characterized by comprising the following steps: mounting a vision monitoring system on a numerically-controlled machine tool; collecting an image of the new ball nose end mill cutter prior to machining, pretreating the image, extracting data points on the cutting edge in the image, fitting the data points to obtain a straight line indicative of overall trend of the cutting edge, calculating the horizontal included angle of the straight line, rotating the new cutter image, and extracting the position of the cutter nose in the image after rotation; collecting an image of the worn cutter which maintains the same position and angle as those in the new cutter image; positioning circumferentially and positioning the cutter nose in the worn cutter image by use of the horizontal included angle and the cutter nose position, which are obtained by treating the new cutter image; and extracting current wear extent of the mill cutter. The invention is significant in that the method achieves the purpose of positioning the ball nose end mill cutter during the wear monitoring process of numerically-controlled milling cutters and completes on-line measurement of cutter wear.

The invention discloses a method for automatically positioning cigarettes in a cigarette void end detection process. The method comprises the following steps of accurately positioning cigarettes in a mold box of a cigarette packaging machine, and determining the detection region of each cigarette, thereby ensuring the accuracy of follow-up cigarette void end detection. According to the method, the characteristic that tobacco shreds and coil paper are obvious in color contrast is fully utilized, a direction projection method is adopted to account local slight differences in a certain direction so as to form an obvious characteristic; by virtue of performing special filtering processing to remove interference on a projection curve, traversing and searching the specific position of each wave crest and finally determining the corresponding region of each cigarette, automatic cigarette positioning is realized.

The invention belongs to the field of machining, and particularly relates to a lathe fixture of polygonal parts, which is used for processing clamping and location of parts with a quite high requirement on form and location tolerance. At present, when parts with externally square and precise inner hole characteristics are processed through a lathe, an operator is required to put the parts on the lathe, the parts are clamped through a four-jaw chuck, and precise holes of the parts can be processed after the operator continuously and manually adjusts the parts for alignment; and the method has the defects that firstly, the location precision of the four-jaw chuck of the lathe is not high, and the alignment is hard to achieve; and secondly, the repetitive location precision is not high, and the form and location tolerance between the precise inner holes and shape of the parts is hard to guarantee. The invention provides a locating fixture which is quick in clamping, automatic in location, quick and convenient to use, low in labor strength, high in working efficiency, and safe to operate, and is used for processing parts which have externally square and precise inner hole characteristics and have a relatively high requirement on the form and location tolerance between the precise inner holes and shape of the parts.

The invention relates to a pineapple copying fixed-point cutting machine which comprises a rotary table (1), an insertion core component (2), an upper workbench (4), a fixed-point conical milling cutter (5), a machine visual recognition system (6), a cutter (7), a lower workbench (8), cutting tools (9), chucks (10), a conveying mechanism (11), a digital controller and a photoelectric detection system (12); the upper workbench (4) is provided with the fixed-point conical milling cutter (5), the photoelectric detection system (12) and the machine visual recognition system (6); and the lower workbench (8) is provided with the cutter (7) and the cutting tools (9). The pineapple copying fixed-point cutting machine provided by the invention can perform accurate control on a cutting thickness ofa pineapple skin, can realize 100 percent black seed removal, is high in automation degree and simple to operate and can realize utilization of flesh to the maximum.

The invention discloses an automatic conveyer for a middle beam sheet metal part of a kitchen cabinet. The conveyer is composed of first, second, third and fourth mechanical arm assemblies, a base and length-direction brackets. The conveyer is characterized in that the structures of the first and second mechanical arm assemblies, which are same, are arranged on the base, and the mobile axes of the first and second mechanical arm assemblies in the length direction are located on a same straight line and is located on two sides of a processing mechanism; the structures of the third and fourth mechanical arm assemblies, which are same, are arranged on the base, and the mobile axes of the third and fourth mechanical arm assemblies in the length direction are located on a same straight line and length-direction brackets are arranged on two sides of the axes, respectively; and the mobile axes of the first and third mechanical arm assemblies are parallel. Compared with the prior art, the functions of fast automatic locating, automatic clamping, automatic conveying and the like of the middle beam sheet metal part of the kitchen cabinet are realized, and an automatic conveying action requirement with fastness, efficiency, continuity and long distance (longer than 30m) on a bending forming line of the sheet metal part of the kitchen cabinet is satisfied.

The invention discloses a gasket welding machine with an automatic positioning device, which comprises a suction hood, a bottom plate of the positioning device and a welding mould. The bottom plate of the positioning device is provided with the automatic positioning device which comprises a cylinder assembly, a rotating support of a positioning block and the positioning block. The positioning block is positioned in a middle cavity of the welding mould. The tail part of the cylinder is provided with a cylinder hinge support which is fixed on the bottom plate of the positioning device through a cylinder base. The invention enables fast automatic positioning of the gasket welding by installing the automatic positioning device on the gasket dual-hole welding machine. The invention is of simple structure, low price, enhanced gasket welding quality and production efficiency, and ensures the safety of operators at the same time.

The invention relates to the field of pouring trolleys, in particular to a vertical wall pouring trolley. The vertical wall pouring trolley comprises two symmetrically-arranged pouring systems comprising travelling systems used for driving the pouring system to move, support structures fixed to the travelling systems, tackle guide rails arranged on the support structures, a hoisting tackle system installed on the pulley guide rails in a sliding mode, a template system connected to the hoisting tackle system through a rope, automatic plate sealing systems arranged on the two sides of the template system, and a supporting template system used for fixing and supporting the template system. According to the vertical wall pouring trolley, copper pipe supports and assembling formworks do not need to be built, the installation speed is high, the structure is stable, the thickness of the vertical wall is convenient to adjust, parts are convenient to detach and maintain, and plate sealing can be automatically completed.

The invention provides a fault locating system and method of a high tension transmission line based on wireless communication relay. The system comprises a digital signal microprocessor, a data collection module, a sampling module, a mobile communication module and an omnidirectional antenna; the data collection module is connected with the sampling module and the digital signal microprocessor; the digital signal microprocessor is connected with the mobile communication module; the mobile communication module is connected with the omnidirectional antenna; the data collection module collects fault information via the sampling module; and the digital signal microprocessor obtains the fault information and emits the fault information via the mobile communication module. Thus, fault position, distance, time, type and the like can be obtained rapidly and automatically.

The invention relates to the technical field of cutting tool clamps, in particular to a knife handle automatic clamping mechanism. A knife handle limiting groove is formed in the tail end of a knife handle; the outer ring surface of a knife holder inner lining is in an annular stepped shape; the tail end of the knife holder inner lining is installed at the tail part of a knife holder in an inserted mode; a steel ball maintaining groove is formed in the head segment of the knife holder inner lining; a knife handle aligning block is arranged on the outer ring surface of the head segment of the knife holder inner lining; the outer ring surface of a lifting column is in an annular stepped shape and the outer diameter of the head part column segment is smaller than the outer diameter of the tail part column segment; the lifting column is installed in the knife holder inner lining in an inserted mode; an air cylinder is in rigid connection with the lifting column and can drive the lifting column to slide; a fastening steel ball is arranged in the steel ball maintaining groove; a knife handle is inserted in a gap between the knife holder and the head segment of the knife holder inner lining; the tail part end face of the knife handle abuts against an annular stepped face of the knife holder inner lining; and the knife handle aligning block is embedded into the knife handle limiting groove. The knife handle automatic clamping mechanism realizes automatic positioning and reliable clamping of the knife handle without influencing service life and performance of the knife handle.

The invention discloses an eccentric positioning platform used for positioning workpieces in machining. The eccentric positioning platform comprises a controller, a CCD camera, a workpiece supportingplatform and a positioning driving device, wherein the CCD camera, the workpiece supporting platform and the positioning driving device are electrically connected with the controller separately; the workpiece supporting platform is arranged on the positioning driving device; the positioning driving device comprises a horizontal movement positioning mechanism for driving the workpiece supporting platform to horizontally move left and right, and a side deviation correcting mechanism for driving the workpiece supporting platform to perform left and right deflection movements; the workpiece supporting platform comprises a supporting plate arranged over the positioning driving device, and two supporting arms arranged at an interval in parallel; one end of each supporting arm is fixedly arrangedon the supporting plate, and the other end of one supporting arm and the other end of the other supporting arm jointly form a workpiece bearing end to carry a workpiece; the CCD camera is arranged over or under the workpiece bearing end. According to the eccentric positioning platform, the manufacturing cost of a positioning mechanism can be reduced, and rapid and automatic positioning can be achieved.

The invention discloses a system and a method for positioning a color block region of a 24-color card quickly and automatically. The system comprises a jump point counting unit and a coordinate calculation unit, wherein the jump point counting unit is used for counting jump points on a bitmap formed by a taken photo; and the coordinate calculation unit is connected with the jump point counting unit, and is used for calculating a starting vertical coordinate and the side length of a color block by using a continuous and discontinuous law of the jump points in the vertical direction and calculating a starting horizontal coordinate of the color block by using the emergence location of the jump points in the horizontal direction so as to calculate the coordinates of the 24-color card region, so that quick and automatic positioning for the color block region of the 24-color card is realized. According to the scheme, the side boundary of each color block in the vertical direction is enabled to be prominent through image processing, and thus the region of each color block is automatically calculated quickly and accurately, so that manual operations for an interface frame are avoided, and the manpower and the time are saved. In addition, the calculation amount is very small, and real-time operations can be carried out on a mobile phone.

The invention discloses an automatic radial artery positioning device which is characterized by comprising a fixing device, a movement module, a measurement module and a control module, and the movement module, the measurement module and the control module are arranged on the fixing device and fixed to the radial artery of the wrist through the fixing device. The control module is connected with the movement module and the measurement module, the control module controls the movement module carrying the measurement module to move, and the measurement module collects pressure and jumping amplitude of different positions of the radial artery and transmits the pressure and the jumping amplitude to the control module. The control module judges whether the current position is the optimal position for measuring the radial artery or not according to the pressure and beating amplitude signals collected by the measuring module, and then the optimal position for measuring the radial artery is positioned. The time for a doctor to manually search for the radial artery can be greatly shortened, meanwhile, non-invasive blood pressure detection equipment with the device has wider application, and a good clinical effect is achieved.

The invention provides a method and system for generating a 5G end-to-end ticket, and relates to the technical field of communication. The method comprises the steps of transmitting a request message and a response message among a plurality of NF units in an end-to-end message transmission process, wherein the header of the request message and the header of the response message both comprise respective serial numbers and encrypted service process numbers, the service flow number comprises a timestamp and an SUPI. and the SUPI is used as a key for encrypting and decrypting the service process number. The method further comprises the steps that the DPI unit obtains request messages and response messages from the NF units, the encrypted service process number is solved through the SUPI, the request messages and the response messages are associated according to the service process number, the request messages and the response messages are sorted according to respective serial numbers, and therefore the end-to-end ticket is generated. According to the method and the device, the multiple request messages are associated with the response messages, so that the end-to-end ticket is generated, and the user fault can be quickly and automatically positioned.

The invention discloses a rail transit signal equipment fault processing method and device. The method comprises the steps that fault information of signal equipment, operation data of all the signal equipment and monitoring data are acquired; wherein the operation data comprises operation data in a preset time period before and after a fault occurs; according to the fault information, the operation data of each signal device and the monitoring data, fault positioning is carried out, and a fault maintenance scheme is generated; allocating a maintenance task according to the fault maintenance scheme, and allocating maintenance resources required by the maintenance task; and the distributed maintenance task and the allocated resources are sent to the maintenance personnel, so that the fault repair time can be shortened, the maintenance work quality can be improved, the labor intensity of the personnel can be reduced, and the purposes of reducing the maintenance cost and the management cost can be realized.

The invention discloses a library management bookshelf convenient for classifying and fixing books, relates to the technical field of book management, and solves the problems that most rotating bookshelves used at present are of wheel disc structures, the storage number is influenced by the diameter of a wheel disc, the limitation is large, and the storage number is small. A library management bookshelf facilitating book classification and fixing comprises a bottom plate, wherein a main body of the bottom plate is of an H-shaped bearing structure, and two sets of side plates are integrally arranged on the two sides of the top of the bottom plate; a top cover, wherein the main body of the top cover is of a U-shaped structure, and the top cover is fixedly arranged at the tops of the two groups of side plates; a transmission belt rotationally arranged in the two sets of side plates through five sets of rollers, wherein the rear side of the bottom of the transmission belt is of an inclined face structure, the transmission belt is arranged to replace an original wheel disc type structure, the occupied space is greatly reduced, the length can be increased according to needs, and more books can be stored; and the product can be suitable for people with different heights and is high in convenience.