313results about How to "Improve docking accuracy" patented technology

The present invention discloses one kind of underwater butt-joint device, which includes one fixing skirt with flanges, one direction skirt, one angle skirt with flanges, driving and sealing mechanisms set between the fixing skirt and the direction skirt and between the direction skirt and the angle skirt, top covers with mounted locking oil cylinder, composite bearings, one hydraulic motor, outer gear rings outside the top covers, and driving gears. The driving and sealing mechanism consists of hydraulic motor, locking oil cylinder, driving gear, composite bearing seat and O-ring. The present invention is applied for butt-joint operation in rescue of life boat. It can realize reliable sealing in deep operation.

The invention discloses a co-location device for automatically butting and assembling large-sized thin-wall barrel-shaped members and belongs to the field of assembling butting technologies. The co-location device comprises at least two sets of location mechanisms fixedly connected with the large-sized thin-wall barrel-shaped members to be assembled respectively, wherein each location mechanism comprises a slide chassis, a transverse posture adjustment platform, a vertical posture adjustment platform and a rotary posture adjustment platform. The device has the advantages of high operation precision, high automation level, large bearing capacity, high response speed and wide motion range, and can be used for accurately butting and assembling the large-sized thin-wall barrel-shaped members.

The invention discloses an automatic assembly system of a spacecraft cabin section on the ground, and belongs to the technical field of large-sized space measurement assembly. The automatic assembly system aims to solve the problems that when a conventional spacecraft cabin section is assembled on the ground, the stability is poor, and the abutting precision is low. The assembly system comprises a master control system, a laser tracker and a parallel mechanism, wherein the master control system is used for controlling the laser tracker, obtaining the position of a fixed-section end surface of the cabin section, the position of a movable-section end surface of the cabin section, and the position of the parallel mechanism according to position information measured by the laser tracker, obtaining the relative position data of the fixed-section end surface and the movable-section end surface through calculation according to the obtained position information, and controlling the parallel mechanism according to the relative position data; the laser tracker is used for measuring the position information of the fixed-section end surface, the position information of the movable-section end surface, and the position information of the parallel mechanism by utilizing a T-Probe or a target sphere; the parallel mechanism is used for controlling the motion of the movable section of the cabin section according to the control of the master control system. The assembly system disclosed by the invention is used for spacecraft production.

The invention discloses a multi-channel radio frequency signal transmission printed board connector. The connector comprises a radio frequency contact part, a base, a screw and a positioning pin; a plurality of step holes are arranged in the base, and a positioning threaded hole and a locking threaded hole are arranged in the tail end of the base; the radio frequency contact part is arranged into the step holes in the base; the positioning pin is connected to the positioning threaded hole through threads; the screw is arranged into the locking threaded hole; the positioning pin is connected with the base and used for positioning the connector and a printed board; the screw is used for mounting and fixing the connector and the printed board; the radio frequency contact part comprises an outer conductor, a spring, a gasket and a locking ring. According to the connector, the positioning and locking are separated, so that the connector can be precisely positioned; meanwhile, the radio frequency contact part has the floating and blind inserting function, and thus the abutting accuracy, stability and reliability of the connector can be improved.

The invention provides an automatic charging system for a robot. The automatic charging system for the robot comprises an infrared transmitting tube, infrared receiving tubes, a DSP (digital signal processor) controller, an edge guiding module, an angle compensating module and a charging module; and the infrared receiving tubes are arranged in the front of the robot and at the rear of the robot. According to the automatic charging system and an automatic charging method for the robot in an embodiment, the single infrared transmitting tube is used for transmitting infrared signals, the edge characteristics of an infrared transmitting range are skillfully used, and butt joint guidance on the robot can be implemented by an angle compensation strategy. Because edge angle characteristics of different infrared transmitting tubes are different, when the automatic charging system is used for the first time, a tangent angle of the transmitting angle at a transmitting point requires to be measured manually. Even if an approach angle has deviation due to external interferences, a charging head is within a range of a charging socket through the angle compensation strategy. Deviation of an inserting angle can be compensated through a mechanical structure of a charging station. In addition, the invention also provides an automatic charging method for the robot.

The invention relates to the field of sonar detection, in particular to a sonar detection device and method for docking between an underwater robot and an underwater working platform. The sonar detection device comprises a guiding system, a receiving system and controlling systems. The guiding system is installed on the periphery of a docking group port of the underwater working platform. The receiving system is installed at the bottom end of the tail of the underwater robot and used for receiving a guiding signal sent by the guiding system. The controlling systems are all installed in a dry chamber of the underwater robot. The receiving system is connected with the controlling systems through cables. Each controlling system comprises a filter and amplifier circuit, a sampling circuit and a control module. The sonar detection device performs real-time detection on relative coordinates between the underwater robot and the underwater working platform and on the angle of the docking group port plane between the bottom surface of the underwater robot and the underwater working platform so as to control the sailing direction and tilted angle of the underwater robot. In this way, docking accuracy is improved by more than 50 percent.

The invention relates to a spatial claw type repeatable lock disengagement docking mechanism, belongs to spatial claw type repeatable lock disengagement docking mechanisms in the field of aerospace, and aims at solving the problem that traditionally applied docking mechanisms fail to respond rapidly caused by large overall size, heavier mass and more complicated structures. The mechanism comprisesa docking capturing device and a docking captured device; the docking captured device comprises a captured machine body and an electric interface mother port formed in the captured machine body; thedocking capturing device comprises a capturing machine body, a driving mechanism and a locking mechanism; the locking mechanism comprises a crank handle assembly, a connecting rod, a sliding pin and alocking hook used for capturing and docking the captured device tightly; the crank handle comprises a connecting pin and two crank handles; the two crank handles are fixedly connected through the connecting pin, one end of the connecting rod is installed on the connecting pin, the connecting rod and the connecting pin can rotate relative to each other, the other end of the connecting rod is installed on the locking hook, and the connecting rod and the locking hook can rotate relative to each other; the driving mechanism is installed on the capturing machine body and can drive the crank handles to rotate. The mechanism is applied to the field of aerospace.

The invention relates to an assembly type prefabricated wallboard installation construction method. An auxiliary installation device is used and comprises a bottom plate, a locking mechanism and an inclined strut mechanism, wherein the locking mechanism is installed on the left end face of the bottom plate, and the inclined strut mechanism is installed on the right side of the upper end face of the bottom plate. The problems that an existing prefabricated wallboard installation device cannot stably lock a wallboard during wallboard installation, consequently, the prefabricated wallboard is unstable, deviation can happen during wallboard butt joint, the butt joint stability and the stability after installation are influenced, the prefabricated wallboard cannot be stably supported, consequently, the prefabricated wallboard can shake during installation butt joint, the position of a supporting rod cannot be adjusted according to the width of the wallboard, the supporting position is fixed, the supporting effect is poor, the angle of the supporting rod cannot be adjusted according to the length of the prefabricated wallboard, supporting points are unstable, and in severe cases, the wallboard butt joint deviation is too large, consequently, a wall topples over, and safety performance is poor can be solved.

The invention discloses hydraulic drive automatic gyrorotor butting tooling equipment, which mainly comprises a cylinder rolling rack and a cylinder moving rack. Axes of two rows of transmission shafts on the cylinder rolling rack and axes of two rows of transmission shafts on the cylinder moving rack are positioned on the same plane, and the axes of the transmission shafts on the same side of the two racks are collinear, so that cylinders are butted in the same axis; under the hydraulic driving of the moving rack, the cylinders on the moving rack are displaced linearly, automatically butted,and subjected to circumferential grinding-in, and the butting accuracy of two cylinders is improved; and under the transmission of the hydraulic cylinder of the moving rack, the butted cylinders are driven to displace linearly, circumferentially roll on the rolling rack, and form relative spiral butting-grinding-in motion with the cylinders linearly displacing on the moving rack. The service lifeof the equipment is prolonged, the energy consumption is reduced, and the accuracy is improved; and the equipment has a simple structure, high reliability, high butting accuracy and high speed, is time-saving, labor-saving, safe and high-efficiency, and reduces equipment investment.

The invention relates to a butt joint-precise inductor assembly machine. The machine comprises a frame and a power distribution control box; the frame is provided with a conveying device; an iron sheet inserting device, a pressing ring device and an iron core inserting device are arranged above the conveying device in sequence; the conveying device is matched with a positioning device; the positioning device includes a positioning base arranged on a conveying base; the positioning base is provided with a positioning lifting cylinder; the positioning lifting cylinder is provided with a positioning lifting block matched with a positioning lifting slide rod on the positioning base; and the positioning lifting block is provided with a positioning pin matched with a positioning pin sleeve arranged on a conveying carrier. The machine is provided with the positioning device in the conveying device; and through insertion matching between the positioning pin arranged on the positioning lifting block and the positioning pin sleeve arranged on the conveying carrier of the conveying device, the conveying device stops conveying, the inertia influence is eliminated, the butt joint precision between the conveying carrier and each assembly part is improved, and the yield is largely increased.

The invention relates to a method of abutting joint of two total segments in the shipbuilding process, which utilizes a laser theodolite to measure the same surface degree of an abutting joint seam. The laser theodolite must be arranged to be orthogonal with the center line of a hull. Under the condition of a ruling line detected to be beyond a size, the remain is cut to ensure the surface degree tolerance of a finished abutting joint surface to be at most 2 mm. The method increases the construction abutting joint accuracy and speed of the two total segments and reduces hull trimming workload and the occurring of two positioning accidents. The laser theodolite is used to measure, score and finish an end surface, and firstly the same surface degree of the abutting joint surface and the orthogonality of the abutting joint surface and a center surface must be ensured. A baseline on a bottom folding target rod is utilized to measure the deflection degree of the bottom baseline, therefore the slope of the baseline is determined, and finally the method ensures the angle between the abutting joint plane and a baseline surface to be a right angle.

The invention discloses a hydraulic control underwater pipeline horizontal docking and locking device and a docking and locking method thereof. The device comprises a locking mechanism, a propelling mechanism and a support mechanism. The locking mechanism comprises a connecting body and a locking device, and the locking device is controlled by hydraulic pressure and can lock or loosen docked pipe joints. The propelling mechanism comprises a pipe joint and a pipe joint outer barrel, at least two sealing cavities can be formed between the outer wall of the pipe joint and the inner wall of the outer barrel, and hydraulic pressure is added into the sealing cavities so that the pipe joint can move to be docked with the connecting body. The support mechanism comprises a support and a clamping supporting base, the clamping supporting base is arranged on the support, the propelling mechanism is lowered to fall into water and can be combined on the clamping supporting base, and accordingly the accurate position of the propelling mechanism can be guaranteed. By the adoption of the device and method, all the mounting processes of the pipe joint can be accurately achieved, so that pipeline docking reliability is guaranteed, and the adverse impact of environmental factors of the outside is reduced.

The invention relates to a mounting device for an aircraft engine and a mounting method for the aircraft engine. The mounting device is provided with two parallel slide rails on a frame body, wherein an engine fixing base which is in sliding connection with the slide rails can slide along the slide rails under the driving of a transmission device. When the mounting device is used, the aircraft engine is firstly fixed and adjusted on the engine fixing base, and then the transmission device is started, and finally the engine is stably pushed into an engine cabin.

The invention relates to an online detection device and method for cylindrical component butt joint, and belongs to the technical field of advanced assembling manufacturing. The online detection device applicable to cylindrical components aims at achieving real-time online detection in the cylindrical component butt joint process, meeting the high butt joint precision of the cylindrical components and the like. The device can detect the coaxiality of the cylindrical components and a gap between butt joint faces in real time in the butt joint process, the butt joint process precision is controllable, and finally the product precision is improved. In order to overcome the technical defect that real-time online detection cannot be achieved during cylindrical component butt joint, the online detection device for the cylindrical component butt joint process is developed. The postures of the cylindrical components are detected through real-time and dynamic detection of the gap d between the butt joint faces, the distance between a sensor and the inner circle faces of the cylindrical components and other technological key features, the relative positions of the cylindrical components are adjusted according to the measured result, online detection and real-time controllability in the butt joint process are achieved, and the butt joint precision of the cylindrical components is improved.

The invention relates to a high-precision digital twinning butt joint assembly method for a high-complexity and easy-to-deform aerospace cabin, and the method comprises the following steps: constructing a digital twinning model based on actual measurement data, and providing a model for butt joint of a multistage shaft hole and the aerospace cabin; realizing optimal assembly path planning in a digital space by utilizing a path optimization algorithm and simulation software simulation verification interaction; and according to the optimal assembly path, achieving virtual-real interaction control execution of the multi-stage shaft hole matching butt joint process by virtual-real real real-time interaction of the digital space and the physical space,so that butt joint assembly of the aerospace cabin is completed. The phenomena such as dislocation and jamming in the butt joint process of the multistage shaft hole matched easily-deformed cabin can be avoided, the one-time butt joint successrate is guaranteed, and the butt joint efficiency and precision are improved; and meanwhile, achieving assemblability prediction and optimal matching of batch multi-stage shaft hole matching easily-deformed aerospace cabin, the traditional trial assembly process is avoided so that overall assemblability and assembly performance of the aerospace cabin are improved.

The invention relates to a pipe joint butt joint and guide device, in particular to a butt joint and guide device applied to pipe joint butt joint operation in immersed pipe tunnel construction. The device comprises a guide frame and a guide rod, wherein the guide frame is connected with an installed pipe joint, the guide rod is connected with a pipe joint to be installed, a guide groove is formed in the guide frame, and the guide groove is used for containing the guide rod. By the design of the guide rod and the guide frame, the guide rod can be placed into the guide groove, and the two pipe joints are made to basically align with each other, namely the axes of the two pipe joints basically coincide with each other; the butt joint end of the pipe joint to be installed finally aligns with and draws close to the tail end of the installed pipe joint; by the adoption of the structure, butt joint is more quickly and smoothly conducted; the construction progress is shortened, and butt joint accuracy is improved; work faults are reduced, and major accidents are avoided.

The invention discloses an intelligent sample bottle lid pressing machine for sampling. The machine comprises a storage mechanism, a pushing block module, a translation jacking mechanism, a turnover correcting mechanism, a lid pressing mechanism and a detecting mechanism; the storage mechanism is used for storing multiple bottle lids; the pushing block module is arranged below the storage mechanism for horizontally pushing the bottle lids output by the storage mechanism onto the translation jacking mechanism one by one; the translation jacking mechanism has a translation travel for translation conveying of the normal bottle lids with downward openings output by the storage mechanism below the lid pressing mechanism for lid pressing; the turnover correcting mechanism and the detecting mechanism are both arranged above the translation jacking mechanism; the turnover correcting mechanism is used for overturning and correcting the abnormal bottle lids with upward openings on the translation jacking mechanism; and the detecting mechanism is used for detecting the bottle lids on the translation jacking mechanism and blowing away the unqualified bottle lids. The machine has the advantages of simple and compact structure, high intelligent degree, high reliability, high lid pressing safety and high working efficiency.

The invention discloses a sliding type monorail crane turnout system for mines, belonging to the technical field of mine equipment. The sliding type monorail crane turnout system comprises a frame assembly, a slide track assembly and a hydraulic cylinder, wherein the slide track assembly is connected with the frame assembly through a wheel set; the wheel set can slide inside the frame assembly freely; a hydraulic cylinder flange is fixedly connected with a hydraulic cylinder connecting flange in the frame assembly; and a piston rod is connected with the slide track assembly through a hinge pin. The sliding type monorail crane turnout system is stable in structure and convenient to operate, potential safety hazards of a monorail crane locomotive are avoided, and the abrasion to wheels is reduced; and meanwhile the remote control is realized, and requirements of mines are met.

The invention relates to an assembly type prefabricated wallboard mounting system. The assembly type prefabricated wallboard mounting system comprises a bottom plate, a locking mechanism and an inclined strut mechanism, wherein the locking mechanism is mounted on the left end surface of the bottom plate; and the inclined strut mechanism is mounted on the right side of the upper end surface of thebottom plate. The assembly type prefabricated wallboard mounting system can solve the problems that an existing prefabricated wallboard mounting device cannot stably lock a wallboard during wallboardmounting, so that the prefabricated wallboard is unstable, deviation can be caused during butt joint of the wallboard, stability of butt joint and stability after mounting are affected, the prefabricated wallboard cannot be supported stably, the prefabricated wallboard shakes during mounting and butt joint, the position of a supporting rod cannot be adjusted according to the width of the wallboard, the supporting position is fixed, the supporting effect is poor, the angle of the supporting rod cannot be adjusted according to the length of the prefabricated wallboard, a supporting point is unstable, the butt joint deviation of the wallboard is over large in severe cases, a wall topples over, and the safety performance is poor.