32results about How to "Realize secondary positioning" patented technology

The invention relates to an image processing method and device, electronic equipment and a computer readable storage medium. The method comprises the steps of obtaining a to-be-processed image; identifying a region of interest where the target object is located in the to-be-processed image through a preset neural network model; when the target area matched with the preset template information is found in the interested area, outputting the position information corresponding to the target area, wherein the image information contained in the interested area is larger than the image information contained in the target area. By adopting the method, the problem of low accuracy caused by direct identification of the target area can be avoided, namely secondary positioning of the to-be-processedimage is realized, the accurate target area can be obtained and output, and the accuracy of image positioning is improved.

The invention discloses a pseudolite indoor navigation method based on a false point, wherein the method includes steps of regulating indoor pseudolite, and regulating a PRN number of a visible GPS satellite to the pseudolite; applying the regulated pseudolite to simulate the GPS satellite signal at the zone to be located, generating and sending the pseudolite signal; according to the pseudolite signal, acquiring and outputting the false point coordinate on the basis of the set agreement; judging the positioning zone according to the pseudolite coordinate; solving the GPS satellite coordinate; acquiring the pseudolite coordinate corresponding to the GPS satellite; according to the positioning zone, analyzing and calculating the false point coordinate, the pseudolite coordinate and the GPS satellite coordinate, and acquiring the current user coordinate. The pseudolite indoor navigation method has arranged the indoor pseudolite which is the same as the outdoor GPS satellite signal, and the demand of the indoor navigation can be completed by using an ordinary GPS receiver; compared with the other indoor navigation technology, the positioning precision is higher, the cost is lower, and the universality is stronger.

The invention provides a rotary welding positioning device of a lithium ion cylindrical battery cover plate. The rotary welding positioning device comprises a base, and a front clamping piece, a positioning assembly and a rear clamping piece are fixedly arranged on the central axis of the base in sequence, wherein the positioning assembly comprises an outer cylinder, at least two positioning plates are arranged inside the outer cylinder along the axial direction of the outer cylinder, and the back face of the positioning plate is fixedly connected with a cylinder wall of the outer cylinder through a spring; the positioning plate comprises a positioning plate body which the front surface is in an inwards-concave shape, the two ends of the positioning plate body are correspondingly connectedwith arc-shaped end plates extending towards the cylinder wall direction of the outer cylinder, and all the end plates are located outside the outer cylinder to form an outer trumpet shape; and a fixing part is fixedly arranged at the inner concave part of the positioning plate body, the fixing part comprises a hoop and a connecting rod, and freely-rotating balls are sleeved with the hoop. According to the device, the cylindrical battery with different diameters can be positioned in a floating mode, the rotating center of the cylindrical battery can be accurately positioned, so that the welding quality is improved; and a laser welding area is provided with a welding dust removal interface, so that the environmental pollution is reduced.

The invention discloses an unmanned aerial vehicle navigation decoy system. The system comprises a security protection guarantee module, a security protection license plate module, a detection module,a transmission module, a background processing module and a decoy module. The security protection guarantee module comprises a detection module, a countering module, an inspection module and a command center module. The system having a structure being scientific and reasonable is safe and convenient to use; the system can be integrated highly; the security personnel can carry and use the system very conveniently in the attendance process. The use cost of equipment is greatly reduced by half; the expelling or forced landing function of the unmanned aerial vehicle can be realized; on the basisof the structural design optimization, no gain attenuation exists between the antennas; the efficiency is high; on the basis of the special antenna design, the front-to-back ratio index of the antennais improved, backward radiation is reduced, the system is harmless to the human body; the product meets the SAR index requirement of a communication product through an authentication test, the snipersighting system manufactured specially is more accurate in use; and secondary positioning and striking are more accurate based on a supervision platform.

The invention discloses an alignment device for a metal mask plate. The alignment device for the metal mask plate comprises a dark box, an image pick-up device, an industrial personal computer, an evaporation plating host PC (Personal Computer), wherein the interior of the dark box comprises a platform, an OLED (Organic Light-Emitting Diode) substrate and a position sensor which are located on the platform; the OLED substrate is fixed on the platform through vacuum adsorption; the image pick-up device is arranged in a vacuum unit and is in signal connection with the industrial personal computer through a circuit; and the image pick-up device is used for acquiring alignment image information of the OLED metal mask plate and transmitting the alignment image information to the industrial personal computer through the circuit. According to the alignment device for the metal mask plate, disclosed by the invention, alignment image information of the OLED substrate is collected by adopting the CCD (Charge Coupled Device) camera and the alignment image information is transmitted to the industrial personal computer and is processed, and secondary alignment on the OLED substrate is realized by a processing signal and preset precision information, therefore the goal that the alignment precision of the OLED metal mask plate is increased is achieved.

The invention discloses a wood lathe. The wood lathe comprises a main shaft box assembly, a knife bracket assembly, a tail bracket assembly, a lathe body and supporting legs as well as at least one lathe body extending piece, wherein the lathe body extending piece is arranged on one end, which is far from the lathe body, of the main shaft box assembly, or the lathe body extending piece is arranged on the supporting legs which are far from the main shaft box assembly, or the lathe body extending piece is arranged on the side of the lathe body and is close to the main shaft box assembly. The wood lathe provided by the invention has the advantages that the structure is simple, the design is ingenious, a main shaft box body can move to be used on the right end of the lathe body without disassembling a tail bracket, the secondary positioning is exactly and rapidly realized, the installation is convenient, the operation is simple, the time is saved, the labor is saved, the wood lathe has the good practicability, and the good economic benefits and the social benefits are generated.

The invention relates to a Beidou satellite positioning-based concealed work digital marking and detection device. The device comprises electronic markers, a positioning detector and a computer. According to the Beidou satellite positioning-based concealed work digital marking and detection device of the invention, a concealed work digital marking and detection management mode which integrates the Beidou satellite positioning, radio frequency detection and network communication-integrated positioning detector, the electronic markers and the computer is adopted, and therefore, the problems of inaccuracy and little possibility of realizing digital marking and management in concealed work digital marking and positioning in the prior art can be solved. Ground and underground double-space positioning is performed on the electronic markers which are deployed at the same position with a detected concealed work; the buried depth of the concealed work is estimated; the attribute value, such as the digital identification code, of the concealed work is read; the position and attribute information of the concealed work are transmitted to the remote computer through a wireless network; functions such as the informationized and three-dimensional visual management of the concealed work can be realized authentically based on a geographic information system and the like; and data support can be provided for the operation and further planning construction of the concealed work.

The invention relates to the technical field of intelligent control, and discloses an AGV positioning method and device, a storage medium and an AGV, which can perform secondary positioning on the AGVto realize accurate positioning. And the method is simple and easy to use and low in hardware cost. The method comprises the following steps: acquiring first identification information of a target station through a first camera, and determining a first coordinate and a first deflection angle; correcting the first coordinate and the first deflection angle, acquiring second identification information through a second camera when the first coordinate and the first deflection angle meet a preset correction condition, and determining the deflection displacement between the projection of the secondcamera on the first coordinate system and the axis of the first coordinate system; calculating a second deflection angle according to the offset displacement and the first distance; and controlling the vehicle body to rotate according to the second deflection angle until the projection connecting line of the second camera and the first camera on the first coordinate system coincides with or is parallel to the axis of the first coordinate system.

The invention discloses an orthopedic nursing traction support convenient to position. The orthopedic nursing traction support comprises a bed body and a bed head frame fixed to the left end of the bed body, wherein a right traction frame is fixedly arranged at the right end of the top of the bed body, a left traction frame is fixedly arranged at the top of the bed head frame, the left traction frame and the right traction frame are fixedly connected through a traction beam, the traction beam is movably sleeved with an adjusting base, and a first wheel carrier is fixedly installed at the bottom of the adjusting base. According to the orthopaedic nursing traction support convenient to position, legs are dragged through the traction force of traction weight, blood circulation of the legs ofa patient is promoted, moreover, in the traction process, the traction positions of the adjusting base, the first wheel carrier, a first traction wheel and a traction bandage can be adjusted, and thetraction position can be adjusted according to the height and the body shape of the patient; and besides, positioning is firm after adjustment, the limitation that the applicable crowd is smaller in the prior art is avoided, and the application range of the device is greatly widened.

The invention discloses a three-phase asynchronous motor convenient to install. The three-phase asynchronous motor comprises an outer shell, a front end cover, a rear end cover, a rotating shaft, a cage type rotor, a stator, a positioning assembly and a guide fine adjustment mechanism. The guide fine adjustment mechanism is additionally arranged. Through rotation of the threaded sleeve, the movable screw rod is driven to move in the rotary threaded sleeve. Meanwhile, the movable guide rod is clamped in a guide groove of the positioning cylinder through a guide block in a sliding manner. In this way, the whole positioning assembly is driven to be finely adjusted along the axial position of the rotating shaft, so that the abutting position of the abutting arc-shaped plate is finely adjustedin the axial direction, the abutting arc-shaped plate is matched with the annular abutting groove in the outer side of the periphery of the rotating shaft in position, and use is more flexible.

The invention discloses a robot power station inspection system and method. The robot power station inspection system comprises a robot base station, a master-control room, an inspection robot and an inspection point. According to the robot power station inspection system provided by the invention, the inspection robot can enter an inspection point region according to a satellite navigation positioning system; then signal exchange is performed by optical signal exchangers mounted at the bottoms of left and right feet of the inspection robot and an inspection point optical positioning signal exchanger which is pre-embedded on the ground so as to guide the inspection robot to perform secondary positioning; the positioning accuracy of the inspection robot is ensured by a mechanical guiding apparatus; related data is collected by a temperature detector, a decibel detector, a camera and the like mounted on the inspection robot; then the related signal is transmitted to a master-control computer through a signal remote exchanger; and the master-control computer performs analyzing and processing. By virtue of the mechanical guiding apparatus, the positioning accuracy of the inspection robot is ensured, so that the accuracy and consistency of the related data collected by the inspection robot can be guaranteed; and therefore, the robot power station inspection system and method have wide application prospect.

The invention discloses a bending device comprising a rack, an upper die, a lower die, a locating assembly, a flat needle assembly, a push part, a pressing assembly, a bending assembly, a jacking block and a carrier. The lower die rises to have a lower die first position and a lower die second position relative to the carrier. The upper die is installed on the rack in a rising and falling mode. The upper die falls to have an upper die first position and an upper die second position relative to the carrier. The locating assembly is installed on the lower die. The flat needle assembly is slidably arranged in the lower die. Both the push part and the pressing assembly are installed on the upper die. The push part pushes a flat needle of the flat needle assembly to move. When the upper die islocated in the upper die first position, the flat needle extends into the bent position of a workpiece, and the pressing assembly tightly presses the workpiece on the carrier. The bending assembly isinstalled on the upper die and comprises a bending driving assembly and a bending gear. The jacking block is installed on the lower die. Through the bending device, 180-degree bending of the workpiececan be completed automatically, and the bending device has the advantages of being high in automation degree, high in product precision and the like.

The invention discloses bending center front feeding equipment which comprises a fixed base, a C-shaped pressing arm driving device, a C-shaped pressing arm, a rotary positioning mechanism, an auxiliary feeding mechanical arm, a plate front end positioning assembly, a plate left side positioning assembly, a plate right side auxiliary pushing assembly, a plate rear side auxiliary pushing assembly and a feeding and discharging platform. According to the bending center front feeding equipment, by means of a comprehensive plate positioning mode, positioning stop blocks are arranged at the front end and the left end of a plate, auxiliary pushing mechanisms are arranged at the right end and the rear end of the plate, workpiece positioning is more accurate, and deviation caused by manual feeding is avoided. And meanwhile, for some special-shaped workpieces, secondary positioning of the workpieces can be automatically achieved through mutual cooperation of the positioning mechanisms, the machining range of the workpieces is enlarged, and therefore the utilization rate of the equipment is increased.

The invention discloses a three-phase asynchronous motor. The motor comprises an outer shell, a front end cover, a rear end cover, a rotating shaft, a cage-shaped rotor, a stator, and a positioning assembly. According to the invention, the transmission performance of the whole rotating shaft is more stable through an elastically-abutting mounting structure; and the rotating shaft is very convenient to mount and dismount.

The invention discloses an assembly type wall unit connecting plate body structure. The assembly type wall unit connecting plate body structure is characterized in that a wall unit connecting plate comprises rock wool, wherein the rock wool is rectangular, lining plates are arranged on the four side walls of the rock wool, the lining plates are in a U shape, the concave positions of the lining plates are connected to the side walls of the rock wool in an inserted mode, ceramic foaming bricks are arranged on one side of a rock wool contact plane, cement pressure plates are arranged on the otherside of the rock wool contact plane, aluminum veneers cover the cement pressure plates, through holes are formed in the ceramic foaming bricks, threaded through holes are formed in the positions, corresponding to the through holes of the ceramic foaming bricks, of the lining plates, fixing bolts penetrate through the through holes to be in threaded connection with the threaded through holes of the lining plates, wedge-shaped protrusions are arranged at one ends of the ceramic foaming bricks, and wedge-shaped grooves is formed in the other ends of the ceramic foaming bricks. The assembly typewall unit connecting plate body structure has the advantages that the integration degree is high, the installation process is fast, the functions of the wall external device and the wall internal heatpreservation are achieved at a time, and secondary positioning is achieved after connecting plate bodies are accurately positioned through bottom plates.

The invention discloses an electric energy meter tray clamping device capable of secondary positioning and a use method thereof.The electric energy meter tray clamping device comprises a tray and a detection support, an electric energy meter is clamped on the tray, detection units are symmetrically arranged on the two sides of the tray, the detection units are used for detecting the electric energy meter, each detection unit further comprises a positioning mechanism, and each positioning mechanism comprises a positioning taper pin; the positioning conical pins are matched with positioning conical holes formed in the two sides of the tray; the image recognition unit is arranged above the tray, and the image recognition unit is used for recognizing the electric energy meter; conveying belts are symmetrically arranged, the two ends of the tray are placed on the conveying belts, a second jacking air cylinder is arranged between the conveying belts and connected with a tray jacking plate, and a plurality of positioning pins are fixedly connected to the tray jacking plate; and a positioning square opening matched with the positioning pin is formed in the tray. According to the invention, secondary positioning of the electric energy meter is realized through cooperation of the positioning conical hole and the positioning conical pin, and cooperation of the detection unit and the electric energy meter is facilitated.

The invention discloses a sander feeding device with a positioning guide function, and relates to the technical field of sander feeding. In order to solve the problem of overlarge impact force duringfeeding, the sander feeding device specifically comprises a fixing bottom plate, the outer wall of one side of the fixing bottom plate is provided with a fixing plate, the outer wall of one side of the fixing plate is provided with a top plate, the outer wall of one side of the top plate is provided with a sliding groove, and a transmission mechanism is arranged in the sliding groove. According tothe sander feeding device, by arranging the transmission mechanism, a first motor is started and drives a threaded rod to move, then a sliding block is driven to move, the height between the slidingblock and a wood board is measured through a first infrared sensor on the sliding block, then the required lifting distance of a first electric hydraulic rod can be determined, the effect of rapidly positioning the height of the wood board is achieved, and damage caused to electric suction cups in the process of seeking the position of the wood board is prevented; and meanwhile, by using the electric suction cups to suck and release the wood board, impact force caused when the wood board falls is eliminated, and the service life of the whole device is prolonged.

A contact piece fixing structure with secondary positioning is composed of a contact piece and an insulator. Barbs are designed on the contact piece, and the contact piece is prevented from retreating after penetrating into the insulator, so that a primary positioning structure is formed. After the contact piece is installed in the insulator, a bending structure is formed through punching, the contact piece is prevented from retreating, and a secondary positioning structure is formed. The contact piece fixing structure has the advantages that after the contact piece penetrates into the insulating piece, the bending structure is formed through punching, secondary positioning of contact piece fixing is achieved, and the reliability of the contact piece fixing structure is improved.

The invention discloses a pseudolite indoor navigation method based on a false point, wherein the method includes steps of regulating indoor pseudolite, and regulating a PRN number of a visible GPS satellite to the pseudolite; applying the regulated pseudolite to simulate the GPS satellite signal at the zone to be located, generating and sending the pseudolite signal; according to the pseudolite signal, acquiring and outputting the false point coordinate on the basis of the set agreement; judging the positioning zone according to the pseudolite coordinate; solving the GPS satellite coordinate; acquiring the pseudolite coordinate corresponding to the GPS satellite; according to the positioning zone, analyzing and calculating the false point coordinate, the pseudolite coordinate and the GPS satellite coordinate, and acquiring the current user coordinate. The pseudolite indoor navigation method has arranged the indoor pseudolite which is the same as the outdoor GPS satellite signal, and the demand of the indoor navigation can be completed by using an ordinary GPS receiver; compared with the other indoor navigation technology, the positioning precision is higher, the cost is lower, and the universality is stronger.

The invention discloses an automatic machine integrated with punching and riveting, which comprises a frame, a punching machine and a nail feeding machine are arranged beside the frame, a first conveyor belt and a second conveyor belt are arranged on the frame, the first conveyor belt is in parallel with the second conveyor belt, a plurality of tooling are arranged on the first conveyor belt and the second conveyor belt, the nail feeding machine is positioned beside the first conveyor belt, a rivet conveying arm and a transfer mechanical arm are arranged above the first conveyor belt, the rivet conveying arm sends rivets from the nail feeding machine to the tooling, the transfer mechanical arm conveys the tooling from the first conveyor belt to the second conveyor belt, and the punching machine is positioned beside the second conveyor belt, a bottom plate conveying arm and a discharging mechanical arm are arranged above the second conveyor belt; the bottom plate conveying arm sends thebottom plate to be processed to the tooling; the punching machine is used for punching the bottom plate and the rivets into a finished product; and the discharging mechanical arm sends the finished product out of the second conveyor belt. The automatic machine integrated with punching and riveting can achieve automatic production in a whole course, achieves the unattended operation mode of punching operation, has low requirements on production factors such as personnel, working environment and the like, shortens the production period and is stable in quality.

The invention discloses a transformer silicon steel sheet secondary positioning device based on photoelectric detection, which belongs to the field of transformer core manufacturing. On the basis of absorbing a silicon steel sheet by a magnetic attraction force for positioning, a double-state positioning bag is introduced to clamp and fix the silicon steel sheet, the phenomenon of deviation in thepositioning and subsequent grabbing processes is avoided, the positioning precision and the subsequent lamination quality are obviously improved, and the finished product quality of the iron core isfurther improved; then, seven groups of correlation type photoelectric switches are used, a linear module is in active contact with the silicon steel middle sheet, the model and the offset position ofthe middle sheet are automatically obtained through a switching signal, and therefore, the moving distances corresponding to other side sheets and yoke sheets are judged, secondary positioning of thesilicon steel sheets is achieved, meanwhile, real-time positioning of the silicon steel sheets of different models is achieved, the labor intensity of technicians is reduced, the positioning efficiency of the silicon steel sheets is improved, and the silicon steel sheets are stacked into high-quality transformer iron cores which are reliable in precision and different in shape.

The invention provides a rotary welding positioning device of a lithium ion cylindrical battery cover plate. The rotary welding positioning device comprises a base, and a front clamping piece, a positioning assembly and a rear clamping piece are fixedly arranged on the central axis of the base in sequence, wherein the positioning assembly comprises an outer cylinder, at least two positioning plates are arranged inside the outer cylinder along the axial direction of the outer cylinder, and the back face of the positioning plate is fixedly connected with a cylinder wall of the outer cylinder through a spring; the positioning plate comprises a positioning plate body which the front surface is in an inwards-concave shape, the two ends of the positioning plate body are correspondingly connectedwith arc-shaped end plates extending towards the cylinder wall direction of the outer cylinder, and all the end plates are located outside the outer cylinder to form an outer trumpet shape; and a fixing part is fixedly arranged at the inner concave part of the positioning plate body, the fixing part comprises a hoop and a connecting rod, and freely-rotating balls are sleeved with the hoop. According to the device, the cylindrical battery with different diameters can be positioned in a floating mode, the rotating center of the cylindrical battery can be accurately positioned, so that the welding quality is improved; and a laser welding area is provided with a welding dust removal interface, so that the environmental pollution is reduced.

The invention discloses a high-strength building foundation pit supporting mechanism. The high-strength building foundation pit supporting mechanism comprises a foundation pit body, wherein a plurality of sets of bottom plates are detachably arranged at the bottom end of the foundation pit body, supporting plates are rotatably arranged at the upper ends of one sides of the bottom plates, one sides of the supporting plates can make contact with the side wall of the foundation pit body, and clamping blocks are detachably arranged between the adjacent supporting plates. When a first moving block moves to the topmost end, a user can continuously rotate a first rotating wheel, so that the supporting plates are driven to rotate until one sides of the supporting plates are tightly attached to the side wall of an inner cavity of the foundation pit body, and then the user can sequentially insert the plurality of sets of clamping blocks between every two adjacent sets of supporting plates, so that secondary positioning of the supporting plates is achieved; and then, the user can sequentially put a proper amount of cement, a water source and the like into a plurality of sets of frame bodies and fully mix the cement, the water source and the like, and then the weight of the frame bodies can be increased so that one pushing force can be applied to the supporting plates through supporting rods, and then the supporting strength of the supporting plates can be effectively improved.

The invention discloses a high-stability three-phase asynchronous motor. The motor comprises an outer shell, a front end cover, a rear end cover, a rotating shaft, a cage rotor, a stator and a positioning assembly. According to the invention, when an annular elastic body abuts against an arc-shaped plate, due to the fact that a clamping ring body still keeps a clamping structure through sliding ofa sliding clamping rod on a clamping sliding groove of an internal thread cylinder, the annular elastic body can obtain a guiding limiting effect when abutting against the arc-shaped plate; and therefore, the annular elastic body is more stable in the radial direction when abutting against the arc-shaped plate, shaking is avoided, and a structure is more stable.

The invention discloses a feeding device at the front of a bending center, which comprises a fixed base, a C-shaped pressing arm driving device, a C-shaped pressing arm, a rotating positioning mechanism, an auxiliary feeding manipulator, a front-end positioning assembly of a sheet material, and a left-side positioning assembly of the sheet material , the auxiliary pushing assembly on the right side of the sheet, the auxiliary pushing assembly on the rear side of the sheet, and the loading and unloading platform, a feeding device at the front of the bending center of the present invention, through a comprehensive sheet positioning method, the front and left ends of the sheet There are positioning stops, and the right and rear ends of the sheet are equipped with auxiliary pushing mechanisms, so that the positioning of the workpiece is more accurate, and the deviation caused by manual feeding is avoided. At the same time, for some special-shaped workpieces, the secondary positioning of the automatic workpiece can be realized through the mutual cooperation between the positioning mechanisms, which expands the processing range of the workpiece, thereby improving the utilization rate of the equipment.

The invention relates to the technical field of motor driving, and provides a motor driving assembly, a fan oscillating mechanism and a fan. The motor driving assembly comprises a first motor and a crank driven by the first motor. The motor driving assembly also includes a positioning plate, wherein the positioning plate is provided with a positioning hole; a shell of the first motor is fixed on the positioning plate, a connecting end of the crank is arranged in the positioning hole in a clearance mode, and an output shaft of the first motor penetrates through the positioning hole and is connected with the connecting end. The positioning plate is additionally arranged between the first motor and the crank, and therefore secondary positioning between the first motor and the crank is achieved. The motor driving assembly can effectively overcome radial tension borne by the crank in the long-term operation process, and the operation stability of the crank is improved. For a fan oscillatingmechanism, the motor driving assembly can be used for solving the problems of fan oscillating diseases and abnormal noise.