228results about How to "To achieve the purpose of positioning" patented technology

The embodiment of the invention discloses a tunnel positioning method and device. The method comprises the following steps: if a positioning terminal enters a target tunnel, acquiring an environmental parameter measured value of the positioning terminal; and performing tunnel positioning on the positioning terminal according to the environmental parameter measured value and a corresponding relationship between an environmental parameter value of the target tunnel and position information of the target tunnel. Running vehicles in a tunnel are positioned with environmental parameters in the tunnel, so that moving users in the tunnel are assisted in positioning.

The invention relates to a locating mechanism. A lifting air cylinder fixing board of the locating mechanism is arranged at the bottom of a bottom board, and a cam lifting air cylinder is arranged on the lifting air cylinder fixing board; a lifting rod of the cam lifting air cylinder penetrates through the bottom board and is connected with a cam; the bottom board is fixedly provided with a cam baffle provided with a sliding rail, the cam is provided with a sliding board, and the sliding rail and the sliding board are arranged together in a matched mode; a pushing rod supporting board is arranged on the bottom board and provided with a linear bearing, the left end of a pushing rod is provided with an idler wheel through a rotary shaft, and the right end of the pushing rod penetrates through the linear bearing; the bottom board is further fixedly provided with a baffle block preventing the pushing rod from swinging; the cam lifting air cylinder acts to lift the cam along the sliding rail of the cam baffle, the cam makes contact with the idler wheel, the idler wheel rolls to enable the pushing rod to move forwards in the direction of the linear bearing, and a product is abutted to be located. According to the locating mechanism, the pushing rod can not swing, locating accuracy is achieved, and quality of the pressed product is high.

The invention discloses a corona ultraviolet detecting device capable of locating and measuring distance. The corona ultraviolet detecting device capable of locating and measuring the distance comprises an ultraviolet camera lens, an ultraviolet detector, a signal processing circuit, a data displayer and a laser viewer. The optical axis of the ultraviolet camera lens and the optical axis of the ultraviolet detector are the same. A laser device base seat is installed on the ultraviolet camera lens in a sleeved mode. A visible laser and a laser back wave probe are installed on the laser device base seat. The laser back wave probe is located right above the visible laser. The laser back wave probe is close to the visible laser. The visible laser is electrically connected with the signal processing circuit through a laser distance measurement circuit. The laser back wave probe is connected with the signal processing circuit through the laser distance measurement circuit. Outgoing light beams of the visible laser are close to and parallel to the optical axis of the ultraviolet lens. The corona ultraviolet detecting device capable of locating and measuring the distance has the advantages of being capable of rapidly finding an appropriate portion, where discharging occurs, of an insulator, or finding which insulator is discharged, achieving the aims that discharging positions of the insulator are located, being capable of obtaining parameters of distance measurement, and obtaining ultraviolet radiation intensity by combination of the distance measurement.

The invention relates to an unmanned vehicle monocular vision positioning method based on image characteristic dimensionality reduction. The method comprises steps that 1), global characteristic description of all input images is carried out through a depth convolutional neural network DCNN, and a third convolutional layer is further extracted as an image characteristic vector; 2), a principal component analysis algorithm is employed, multiple times of training and test are employed, and dimensionality reduction of all the image characteristic vectors is carried out to acquire an image characteristic vector after dimensionality reduction and a repeatedly-usable dimensionality reduction model. Compared with the prior art, the method is advantaged in that sensor cost is low, an application scope is wide, and strong robustness, faster operation speed and reduced false-positioning probability are realized.

The invention discloses a nailing machine of steel-structured plates and a nailing method thereof. The nailing machine comprises a base, a conveyor composed of a plurality of rollers, a floating jig capable of floating up and down, slide guides disposed on two sides of the base, a plurality of cross beams, a drilling and nailing unit, and positioning cylinders. The cross beams slidably connected with two sides of the base can slide along the slide guides. The drilling and nailing unit is slidably connected to the cross beams. Two of the positioning cylinders are disposed in front and rear of the floating jig. Other two of the positioning cylinders are disposed on two sides of the floating jig. The nailing machine is characterized in that the drilling and nailing unit comprises a presser beam used for compressing a top plate to a steel frame. By the use of the nailing machine in nailing plates, the plates can be precisely positioned; the needs for nailing plates different in width and type are met; quality of the steel-structured plates is improved.

Disclosed is a working face equipment positioning system based on image measurement. Working face equipment includes a coal mining machine, a hydraulic support set and a scraper conveyer. The hydraulic support set includes a plurality of hydraulic supports; each hydraulic support is provided with a camera. The scraper conveyer is provided with a first video recognition tape. A second video recognition tape is arranged in front of the hydraulic support set. Each camera has an installation angle so that the first and second video recognition tapes in a video collection area. The working face equipment positioning system is high in positioning speed and high in positioning accuracy and precision and experiences low environmental influence, regulations are made directly according to positions of devices, what you see is what you get, middle links are few, and the adverse influence of the traditional sensor method upon positioning of data transferring errors is avoided.

The invention discloses a positioning method, device and system based on visible light communication, and aims at solving the problems that a present mobile positioning method is relatively low in positioning accuracy and narrow in suitable range. The method comprises that a mobile terminal receives a light signal emitted by a visible light source, and the light signal carries an identification for representing the position of the visible light source; the received light signal is parsed by utilizing a preset algorithm, and the identification carried in the light signal is determined; and geographic position information corresponding to the identification is searched from, and serves a positioning result of the mobile terminal.

The invention relates to a pipe column recognition and collar positioning device and method for an iron roughneck. The device is structurally characterized in that a displacement sensing part consistsof a displacement sensor and a magnetic ring, and a mounting assembly is formed by assembling of a front cover, two cover plates, two side plates and a rear cover; the displacement sensor is mountedon the rear cover, the magnetic ring is mounted at the rear end of a sleeve of a slide assembly, the sleeve of the slide assembly penetrates a front cover mounting hole, a spring is mounted between the front cover and the rear cover, and the sleeve and a measuring rod of the displacement sensor are both inserted into the sleeve; the measuring rod of the displacement sensor senses the position of the magnetic ring to determine displacement change of the slide assembly relative to the mounting assembly. In use of the device, the mounting assembly is mounted at the bottom of a clamp of the iron roughneck, and the device extends towards a station positioning position along with a jaw of the iron roughneck to realize pipe column recognition. In a process of extending of the device along with the iron roughneck and lifting, pipe column recognition and collar end face positioning are realized.

The invention discloses a positioning method and device, a storage medium and a processor. The method comprises the steps: acquiring a positioning request of a to-be-positioned point , wherein the positioning request at least comprises feature information of the to-be-positioned point; determining a positioning parameter corresponding to the to-be-positioned point according to the feature information; analyzing the positioning parameters according to a random forest regression model, acquiring longitude and latitude coordinates of the to-be-positioned point, and acquiring the random forest regression model by training at least one set of training data through machine learning, wherein each set of training data comprises the positioning parameters and the longitude and latitude coordinates.The technical problem of low positioning precision in the prior art is solved.

The invention relates to a prefabricated composite floor slab fixing mounting construction method. Equipment adopted by the method comprises a moving device, a hydraulic cylinder, a positioning deviceand a fixing device, wherein the hydraulic cylinder is fixedly installed at the upper end of the moving device, the positioning device is fixedly installed at the upper end of the hydraulic cylinder,the fixing device is fixedly installed at the front end of the positioning device, the positioning device comprises a fixing plate, an electric push rod, a supporting plate, balls, a rubber plate anda positioning block, and the fixing device comprises a telescopic support, a rectangular long plate, a small motor, a rotating frame, a first gear, a second gear and a lifting rope frame. According to the method, through cooperation between the positioning device and the fixing device, a composite floor slab is stressed evenly in the whole moving and fixing mounting process, the surface is not damaged, and through cooperation among the moving device, the positioning device and the fixing device, the equipment can freely move in a small working space, so that the purpose of positioning the composite floor slab is achieved.

The invention discloses an adjusting device for front and back positions of an automobile seat. The adjusting device comprises an adjusting handle, a guide rail, a slide base and a linking clamping component, wherein the guide rail is arranged on an automobile; a plurality of blocking slots are formed in the inner side of the guide rail at intervals; the slide base is positioned on the upper side of the corresponding guide rail in a sliding form; the automobile seat is detachably fixed on the upper side of the slide base; a positioning shaft, a fastener and an avoiding notch are arranged on the slide base; the linking blocking component comprises a connecting clamping plate and an elastic connecting rod; one end of the connecting clamping plate is detachably connected with the elastic connecting rod; a clamp is arranged at the end; the other end of the connecting clamping plate is positioned on the positioning shaft in a rotating form; the elastic connecting rod is fixedly arranged on the fastener; the clamp passes through the avoiding notch and is clamped in one blocking slot in the guide rail; the adjusting handle can be upward driven and connected with one end of the connecting clamping plate, so that the clamp at the other end of the connecting clamping plate is downward moved and separated from the blocking slot. The adjusting device provided by the invention has the advantages of simple structure, flexible operation, capability of conveniently adjusting the position of the seat and capability of reducing the production cost.