632results about How to "Precise docking" patented technology

The invention relates to a steel structure component virtual pre-assembly method based on three-dimensional laser scanning. Designing a self-adaptive hierarchical scanning strategy, and dynamically adjusting parameters of scanning equipment to obtain data of each region of the component; abnormal points are detected and eliminated by fusing scanning data of different levels; datum points are extracted, coordinate calibration is carried out, data of all levels are spliced, and a full-component three-dimensional point cloud model is formed; classifying the point clouds by using a multi-dimensional data analysis algorithm; establishing a closed-loop data verification system; designing a multi-feature point matching algorithm; performing iterative docking and position calibration through an algorithm; quantitative analysis is carried out on spatial deviation between the components in the assembling process; after the deviation is detected, a fine adjustment scheme is generated, and the position of the component is adjusted; a virtual pre-assembly path is generated according to the shapes, the connection modes and the installation sequence of the components, and the assembly sequence and the layout of spatial positions are controlled; and the assembly state of each component is monitored in real time, and the path is optimized and adjusted through a feedback mechanism.

The invention relates to an electric vehicle charging interface identification and positioning system for a charging robot. The system comprises a data acquisition module, a preprocessing module, a charging interface identification module, a positioning module, a posture estimation module, a control module, an environment adaptation module and an automatic learning module. According to the system, images and three-dimensional point cloud data of a vehicle are collected through a camera and a laser radar, the two-dimensional position of a charging interface is automatically recognized through preprocessing and a deep learning model, and the spatial position and posture of the interface are accurately positioned by combining a least square method with three-dimensional coordinates. The control module drives the mechanical arm to be in butt joint with the plug through PID feedback control and A * path planning, and automatic charging is achieved. And the environment adaptation module combines data enhancement and adaptive correction to improve the recognition stability of the system in complex environments such as illumination and background change. The method improves the recognition precision and real-time performance of the charging robot in different environments, and is suitable for an unattended automatic charging scene.

The invention discloses a high-temperature superconducting Tokamak cold shield assembly assembling system and method. The high-temperature superconducting Tokamak cold shield assembly assembling system comprises a positioning assembly, a welding assembly, a supporting frame, supporting legs, a locking mechanism and a driving mechanism. The invention relates to the technical field of welding tools. According to the high-temperature superconducting Tokamak cold shield assembly assembling system and method, the supporting frame is arranged to be installed around the lower-layer high-temperature superconducting Tokamak cold shield, the positioning assembly and the welding assembly can be placed on the supporting frame in sequence, and the positioning assembly can abut against the lower-layer high-temperature superconducting Tokamak cold shield by half; the high-temperature superconducting Tokamak cold shield suspended on the upper layer to be put down is positioned and guided, it is guaranteed that the high-temperature superconducting Tokamak cold shield can be accurately in butt joint with the high-temperature superconducting Tokamak cold shield on the lower layer, and then the problem that butt joint dislocation of the heavy high-temperature superconducting Tokamak cold shield is difficult to adjust is solved. And after the positioning assembly is taken down, the welding assembly is replaced, the welding assembly can be driven by the driving mechanism to rotate around the high-temperature superconducting Tokamak cold shield along the supporting frame for welding, and manpower is saved.

The invention discloses a computer power-on detection device, and belongs to the technical field of computer detection, the computer power-on detection device comprises a rack, a conveyor belt is fixedly mounted on the rack, a righting assembly and a detection assembly are arranged above the conveyor belt, the detection assembly comprises a multimeter and a contact piece, the back surface of the rack is fixedly connected with a support frame and a support plate, and the support plate is fixedly connected with the support frame. The centralizing assembly moves up and down along the supporting frame, an electric push rod is fixedly connected to the top of the supporting plate, the output end of the electric push rod is fixedly connected with a universal meter, and a probe of the universal meter is fixedly connected with a contact piece. According to the technical scheme, accurate butt joint of the detection assembly and the computer is guaranteed, the detection assembly can conduct continuous detection operation on a plurality of righting computer materials, the continuity of detection work is effectively improved, and therefore the technical effect of improving the detection precision and the detection work efficiency is facilitated.

The invention relates to the technical field of welding, in particular to a steel auxiliary welding device which comprises a base, electric sliding rails are fixedly arranged on the upper surface of the base, sliding blocks are slidably arranged in the electric sliding rails, a moving plate is fixedly arranged between every two adjacent sliding blocks, and stand columns are fixedly arranged on the upper surfaces of the moving plates. A stand column is fixedly arranged on the upper surface of the movable plate, a supporting cylinder is fixedly arranged at the top end of the stand column, a supporting frame is further fixedly arranged on the upper surface of the movable plate, a positioning cylinder is fixedly arranged at the end of the supporting frame, and the axis of the supporting cylinder and the axis of the positioning cylinder are kept consistent. The axis adjusting device is used for adjusting the axis of the to-be-welded steel pipe fitting to be consistent with the axis of the supporting cylinder; and a clamping mechanism. When the steel pipe fitting is in butt joint with the flange plate, the axis of the steel pipe fitting is just kept consistent with the axis of the flange plate, rapid and accurate butt joint of welding position points between the flange plate and the steel pipe fitting can be effectively achieved, and the using effect is better.

The invention discloses a cutting and quick dismounting and mounting device based on tractor three-point suspension, which belongs to the technical field of modern agricultural machinery and comprises a silage locomotive frame, a cutting device, a suspension device and a tractor frame. The chopping device is assembled on the silage locomotive frame, the suspension device is installed on the tractor frame, the silage locomotive frame is connected with the chopping device in an initial state, the suspension device is connected with the chopping device to be used for adjusting the angle of the chopping device, and the silage locomotive frame moves on the ground to adjust the position. And the chopping device and the silage locomotive frame are disassembled or assembled at a preset angle and position. The dismounting and mounting process of the chopping device on the silage locomotive frame is greatly shortened, the dismounting and mounting efficiency of the chopping device is improved, manpower and material resources are saved, and the safety risk of the chopping device in the dismounting and mounting process is also greatly avoided.

The invention discloses a welding device for chemical container barrel assembly production, and belongs to the technical field of welding equipment.The welding device comprises a welding box, an inner welding mechanism, an outer welding mechanism and two sets of positioning mechanisms are arranged in the welding box, and the two sets of positioning mechanisms are arranged on the two sides of the outer welding mechanism; the outer welding mechanism comprises a welding frame and an arc-shaped seat, a round hole is formed in the welding frame, and the arc-shaped seat is slidably connected into the round hole; the inner welding mechanism comprises a fixed frame, a movable frame and a mounting disc. The other side of the mounting disc and one side of the arc-shaped base are both connected with welding assemblies. The welding assembly comprises a fixing plate, a mounting plate and a welding gun. Automatic and synchronous welding work of the inner ring and the outer ring of the barrel can be achieved through the inner welding mechanism and the outer welding mechanism, the power and the cooling rate of the welding gun can be automatically adjusted through the linkage mechanism and the adjusting mechanism according to the moving line of the welding gun relative to a workpiece, and uniform and efficient welding work is guaranteed.

The invention particularly relates to a solar charging type dock and an unmanned ship, and relates to the technical field of unmanned ships, the solar charging type dock comprises an unmanned ship body and an upper bin body arranged on the upper side of the unmanned ship body in a communicating mode, a charging socket is installed on the rear side of the unmanned ship body, and inner slopes are obliquely arranged on the left side and the right side of the bottom of the unmanned ship body correspondingly; a plurality of clamping grooves are formed in the middle of the inner inclined face, the lifting movable plate can be arranged in the unmanned ship body in a suspended mode according to the magnetic principle that under the condition that a lower electromagnet in the unmanned ship body is powered on, the same poles of the lower electromagnet and an upper floating magnet repel each other, and a space frame on the lifting movable plate is used for installing electric appliance accessories of the unmanned ship. The rubber floating air bag is fixedly arranged on the periphery of the lifting movable plate, the buoyancy of the lifting movable plate can be improved, when the water level of water entering the unmanned ship body is high, the rubber floating air bag enables the lifting movable plate to float, and the water level of the water entering the unmanned ship body is high. Therefore, the use effect is improved.

The utility model provides a pressure testing device of a pressure vessel, which comprises a bottom frame, a lifting assembly arranged at the upper end of the bottom frame, a fixed plate connected to the upper end of the lifting assembly, the lifting assembly comprises a sliding chute arranged on a base, a bidirectional screw rod rotatably arranged in the sliding chute, two ends of the bidirectional screw rod are in threaded connection with sliding blocks, and the two ends of the bidirectional screw rod are in threaded connection with the fixed plate. According to the pressure testing device of the pressure container, the pressure testing assembly can be connected with a plurality of containers to be tested in advance through the arrangement of a plurality of fourth connecting pipes, the detection speed of the containers to be tested is increased, and the pressure testing assembly can be connected with the containers to be tested through the lifting assembly. The height of the pressure test assembly is adjusted, so that the pressure test assembly can be suitable for pressure containers of different sizes and shapes, and the universality and flexibility of the device are improved.

The invention belongs to the technical field of aluminum material welding, and particularly discloses an auxiliary tool for decoration aluminum material welding, the auxiliary tool comprises a workbench and a welding gun body, the top of the workbench is provided with two placing seats, the surfaces of the placing seats are provided with placing grooves, the opposite sides of the two placing seats are fixedly connected with baffles, and the baffles are fixedly connected with the welding gun body. An electric push rod is arranged on the surface of one placing seat; by arranging the calibration assembly, the bottom surface position of one aluminum material can be detected in the fixing process of the aluminum material, the position of the aluminum material can be indicated through the position detected by the calibration assembly in the fixing process of the other aluminum material, it is guaranteed that the bottom surfaces of the two aluminum materials are located on the same horizontal plane after the two aluminum materials are fixed, and therefore it is guaranteed that the two aluminum materials are in butt joint accurately; the purpose of butt joint calibration of the two aluminum materials is achieved, the follow-up welding effect is improved, and the situation that the welding effect is reduced due to a certain error existing after the two aluminum materials are in butt joint is avoided.

The invention provides an unmanned ship positioning method and system for an automatic refueling robot, and relates to the technical field of data processing, and the method comprises the steps: obtaining the global position information, local position information and environment dynamic parameters of an unmanned ship, extracting static feature data and dynamic interference feature data, carrying out the self-adaptive correction of basic positioning data, and carrying out the self-adaptive correction of the basic positioning data; the method comprises the steps of generating ship motion trend prediction information, calculating a docking preparation path of the unmanned ship according to a preset geometric model of a target docking point, generating a real-time control instruction according to the docking preparation path, and collecting relative position information, water flow disturbance information and obstacle information of a refueling interface in real time when the unmanned ship reaches the target docking point. Parameters needing to conduct fine adjustment on the posture of the refueling mechanical arm are calculated, a refueling mechanical arm posture fine adjustment instruction is obtained, and the refueling mechanical arm posture fine adjustment instruction is used for adjusting the rotation angle, the horizontal position and the vertical height of the refueling mechanical arm; the intelligent degree and accuracy of refueling are improved.

The utility model discloses a water-based UV coating rescreening device, which belongs to the technical field of screening devices and comprises a bottom plate, a convenient material taking assembly is arranged at the upper end of the bottom plate, a screening box is arranged at the upper end of the convenient material taking assembly, a screening plate fixing assembly is arranged on one side of the screening box, and a feeding hopper is arranged at the upper end of the screening box. Supporting columns are symmetrically arranged on one side of the screening box, and a height adjusting assembly is arranged on one sides of the supporting columns and corresponds to the screening box. Through the arrangement of the convenient material taking assembly, the material taking box can be rapidly and stably taken out from the bottom end of the screening box for use, manpower resources are saved, labor cost is reduced, meanwhile, the material taking box can be accurately installed, it is guaranteed that the butt joint of a material receiving opening is accurate, the situation of material leakage is prevented, and the use cost of equipment is saved; and a sieve plate fixing assembly is arranged, so that a sieve plate can be conveniently taken out and cleaned, the use convenience of the equipment is improved, and the screening effect of the water-based UV coating is guaranteed.

The invention provides a right-angle machine docking method and device based on a 2D laser radar, and relates to the technical field of positioning navigation, and the method comprises the steps: obtaining the 2D scanning data of the laser radar of a mobile robot in real time, clustering laser points, and screening a point set with the point number in a preset range. And determining a butt joint direction based on the screening point set, selecting a unique point set as a source point cloud of the right-angle side of the right-angle machine table, and generating a target point cloud. And the source point cloud, the target point cloud and laser radar external parameters are utilized to obtain a recognition pose, a predicted pose is obtained by combining speedometer speed information, and a current pose is determined and published. Finally, the mobile robot is controlled to be in butt joint with the right-angle machine table according to the released pose navigation. According to the invention, the high-precision lateral butt joint of the mobile robot and the working machine in a narrow channel application scene is realized only by depending on the shape characteristics of the machine and the laser radar sensor, and the space utilization rate is improved.

The utility model provides a multi-core emulsion droplet preparation chip and an emulsion droplet preparation system, the multi-core emulsion droplet preparation chip comprises a first glass chip and a second glass chip, the first glass chip is internally provided with a first micro-channel, the second glass chip is internally provided with a second micro-channel, and a multi-core emulsion droplet preparation process is carried out. The first microchannel and the second microchannel are respectively subjected to corresponding hydrophilic and hydrophobic modification treatment, and then the first glass chip and the second glass chip are spliced and butted, so that the required multi-core emulsion droplet preparation chip can be formed, and compared with the related technology, the multi-core emulsion droplet preparation chip is simple in manufacturing process, high in yield, convenient and reliable in modification operation and suitable for large-scale production. And the use performance is obviously improved.

The invention relates to the technical field of deep-sea animal transfer devices, in particular to a deep-sea animal shipborne pressure-maintaining transfer device which comprises a transfer bin internally provided with a sealing cavity, a butt-joint connector arranged on the outer surface of the transfer bin and communicated with the sealing cavity and a transfer platform used for transferring the transfer bin. The driving units and the second platform are sequentially arranged on the first platform from bottom to top, the transfer bin is arranged on the second platform, and the driving units can extend or retract along the axes of the driving units so as to adjust the pose of the butt joint interface; a plurality of driving units are arranged and can be elongated or shortened along the axes of the driving units, so that the pose of a butt joint interface on the transfer bin is accurately adjusted, rapid and accurate butt joint between the transfer bin and a deep-sea animal sampler or a laboratory animal culture device is achieved, and compared with traditional manual butt joint, the automatic butt joint mode not only saves a large amount of time, but also improves the work efficiency. And the accuracy and the stability of butt joint are also obviously improved.

The invention relates to the technical field of electric power pipe connection, and discloses a high-voltage electric power pipe connecting device which comprises a supporting seat, auxiliary clamping parts are arranged on the two sides of the top of the supporting seat, a column body is arranged on the side, close to the center, of the top of the supporting seat, a supporting table is arranged on one side of the top of the column body, and sleeves are arranged on the two sides of the top of the supporting table. An inclined frame is arranged at the center of the top of the sleeve, a second inserting cylinder is arranged at the top of the inclined frame, a fixing ring is arranged on the left side of the second inserting cylinder, a plurality of sliding grooves are formed in the side edge, located on one side of the second inserting cylinder, of the fixing ring, matched sliding plates are arranged in the sliding grooves, and the sliding plates penetrate through the side end of the second inserting cylinder; a side rack is arranged at the center of the side, away from the sliding groove, of the sliding plate, and a fifth gear meshed with the side rack is arranged on one side of the side rack. The beneficial effects are that in the butt joint process, the weight of the rear end of the electric power tube does not influence the end portion, the butt joint precision is improved, and thus gaps generated between the electric power tubes are reduced.

The invention relates to the field of medical apparatus and instruments, in particular to an intelligent sensing puncture and injection integrated device for percutaneous vertebroplasty, which comprises a handle, a puncture needle and a pair of needle top seats, a needle sleeve extending leftwards is arranged in the center of the handle, a top seat groove is formed in the right end of the handle, the puncture needle is slidably mounted in the needle sleeve, and a needle tip part extends leftwards out of the needle sleeve; the pair of needle top seats is fixedly installed in the top seat groove, needle grooves are formed in the pair of needle top seats, the tail end of the puncture needle is installed in the needle grooves in a sliding mode, and a miniature pressure sensor is installed between the tail end face of the puncture needle and the bottom end face of each needle groove. The system can sense and remind doctors of risks in the current puncture process in real time, help the doctors to make adjustments in time, ensure safe operation, and improve the accuracy and success rate of the operation; the surgical operation process is simplified, and the surgical time and complexity are reduced; through control of the bone cement injection temperature, accurate control of the bone cement curing speed can be achieved, and the risk of bone cement leakage is effectively reduced.

The invention discloses a device for assisting take-off and landing of an unmanned aerial vehicle in a special environment and a using method thereof, and relates to the technical field of unmanned aerial vehicle accessories, the device is characterized by comprising a receiving piece, a connecting rod and a supporting piece, and the connecting rod is connected with the receiving piece and the supporting piece; the receiving part comprises a fixing plate and a fixing assembly, the fixing plate is fixed to the end of the connecting plate, a sliding rail is arranged on the fixing plate, and the fixing assembly is fixed to the upper side of the fixing plate through the sliding rail; at least two groups of fixing assemblies are arranged; the supporting piece comprises a storage box and a base, the storage box is connected to the outer side of the connecting rod in a sleeving mode, and the base is fixed to the side portion of the storage box. The device for assisting take-off and landing of the unmanned aerial vehicle in the special environment is simple in structure, and take-off of the unmanned aerial vehicle is not restrained by the geographical environment; a cross cursor is arranged on the unmanned aerial vehicle body to provide positioning and prevent the device from touching blades of the unmanned aerial vehicle when landing at night, and an electromagnet is arranged on a protection equipment fixing plate, so that the unmanned aerial vehicle body and the electromagnet can be accurately butted in the landing process of the unmanned aerial vehicle.

The invention relates to the field of pipeline butt joint, in particular to a thermal construction joint thermal insulation pipe aligning and aligning device which is characterized in that two fixing rings are symmetrically arranged on a transverse shaft, two positioning plates are symmetrically arranged on the fixing rings, and side seats fixed to one sides of positioning seats are arranged at the ends, away from the fixing rings, of the positioning plates; the first pipe body and the second pipe body can be clamped and positioned through the clamping assembly, the joint position of the first pipe body and the second pipe body can be conveniently aligned, the first pipe body and the second pipe body which need to be in butt joint can be conveniently and stably positioned and fixed, meanwhile, disassembly is convenient, and the practicability is high. And the position heights of the first pipe body and the second pipe body can be conveniently adjusted, so that the pipe opening positions of the first pipe body and the second pipe body can be driven to be finely adjusted, the first pipe body and the second pipe body can be accurately butted, and the purpose of convenient alignment can be achieved.

The invention provides a photovoltaic cell assembly carrying and intelligent mounting platform, and belongs to the technical field of photovoltaic cell assembly mounting, the photovoltaic cell assembly carrying and intelligent mounting platform comprises a photovoltaic cell assembly carrying platform, a seven-degree-of-freedom platform is arranged below the photovoltaic cell assembly carrying platform, and the seven-degree-of-freedom platform adjusts the angle of the photovoltaic cell assembly carrying platform. The seven-degree-of-freedom platform comprises a circumference adjusting device and a six-degree-of-freedom platform, the circumference adjusting device performs circumferential direction movement on the photovoltaic cell assembly carrying platform, and the six-degree-of-freedom platform performs six-degree-of-freedom direction movement on the photovoltaic cell assembly carrying platform; by integrating the seven-degree-of-freedom moving system, the mounting efficiency can be remarkably improved while the mounting precision is ensured.

The invention relates to a municipal pipeline laying device which comprises a bearing seat, a supporting frame and a laying device. The hoisting assembly is arranged on one side of the top of the supporting frame; the combined rod is arranged at the connecting part of the hoisting assembly, and the position of the combined rod can be adjusted in the horizontal direction and the vertical direction through the hoisting assembly; the clamping assembly is arranged at the bottom of the combined rod, the clamping assembly comprises an adjusting frame, two symmetrically-arranged clamping arc-shaped blocks and a sliding rod, the middle of the top of the adjusting frame is fixedly connected to the bottom of the combined rod, and the two symmetrically-arranged clamping arc-shaped blocks are movably arranged below the adjusting frame. The hoisting position of the pipeline can be accurately controlled, it is ensured that the pipeline butt joint is accurate, and the laying quality is improved.

The invention relates to a submarine data center gas-liquid alternate heat dissipation device, which comprises a heat dissipation box, a gas junction station, a gas flow pipeline, a liquid flow pipeline and a heat exchange box, and is characterized in that the heat dissipation box is respectively provided with a first gas inlet, a first water inlet, a first gas outlet and a first water outlet; the heat exchange box is provided with a second air inlet, a second water inlet, a second air outlet and a second water outlet, the first air outlet of the heat dissipation box is connected with a gas converging device, the gas converging device is connected with the second air inlet of the heat exchange box through an airflow pipeline, and the first water outlet of the heat dissipation box is connected with the second water inlet of the heat exchange box through a liquid flow pipeline; a first heat pipe and a second heat pipe are arranged on the heat dissipation box and the heat exchange box respectively. The device is beneficial to improving the heat dissipation efficiency, stability and reliability of the submarine data center.

A feeding device of an overturning dust remover comprises a conveying belt, and all materials are fixedly arranged on a bearing. The transfer mechanism is periodically and movably connected to the rack, the transfer mechanism is provided with two temporary stop stations, and one temporary stop station is in butt joint with the conveying belt and is used for receiving materials; and the material pushing mechanism corresponds to the other temporary stop station of the transfer mechanism, is provided with a push plate which moves linearly and is used for pushing out materials on the transfer mechanism. The empty bottle positioning device is compact and reasonable in structure and convenient to operate, empty bottles are positioned by adopting a support, and meanwhile, the transfer mechanism which moves periodically is adopted, so that the labor intensity of workers is reduced, and the production efficiency is improved. According to the material conveying device, a plurality of materials can be conveyed on the premise of keeping an array, meanwhile, the moving distance of the materials can be accurately controlled, accurate butt joint with a turnover mechanism is facilitated, meanwhile, the materials can be orderly conveyed in a straight line through the linearly-distributed roller sets, follow-up clamping dust removal is facilitated, and the overall stability is improved.

The invention relates to the electronic circuit manufacturing technology, and discloses automatic printing equipment for PCBA board processing and a printing technology thereof.The automatic printing equipment comprises a rack and conveying tables located on the two sides of the rack, a printing table and a printing table are arranged on the rack, the printing table and the two conveying tables are located on the same horizontal line, the printing table is located over the printing table, and the printing table is located above the printing table; a screen printing steel mesh and a solder paste dipping mechanism are arranged on the printing table, an identification probe is arranged at the bottom of the printing table in a sliding mode, a lifting mechanism is arranged in the rack and comprises a driving block, a jacking piece and a multi-stage air cylinder driving the driving block to slide, and a plurality of guide columns vertically penetrating through the bottom plate in a sliding mode are distributed at the bottom of the printing table. The supporting piece is connected to the bottom of the printing table, a conveying platform, a verification platform and a tin coating platform are sequentially arranged on the driving block in the sliding direction, the conveying platform and the verification platform are in transition connection through an inclined face, and the verification platform and the tin coating platform are in transition connection through an inclined face. The device has the effect of improving the production efficiency of the PCBA silk-screen solder paste.

The invention provides a drilling method and system which are applied to a drilling mechanism comprising a drill tower device and a conveying device, and the drill tower device is provided with a first power head, a second power head, an iron roughneck and a grabbing device. The drilling method comprises the steps that the drilling mode of the drilling mechanism is obtained; the drilling tool to be connected is conveyed to a first preset position or a second preset position based on the drilling mode; when it is obtained that the to-be-connected drilling tool is located at the first preset position, a grabbing device and a first power head are driven to be sequentially in butt joint with the to-be-connected drilling tool, then an iron roughneck is driven to centralize the to-be-connected drilling tool and lock the to-be-connected drilling tool and a previous drilling tool, and after locking, the first power head is driven to drill downwards; and when it is obtained that the to-be-connected drilling tool is located at a second preset position, the first power head is driven to move to be in butt joint with the to-be-connected drilling tool, then the first power head is moved to make contact with the previous drilling tool and is locked, and after locking, the first power head and the second power head are driven to drill downwards. And different stratum conditions and engineering project requirements are met.

The invention provides a mowing machine recharging control and mapping method, device, equipment, medium and product, and relates to the field of intelligent robotics.The mowing machine recharging control and mapping method comprises the steps that an intelligent mowing machine advances to a first position from an initial position to a base station, and at the position, when it is determined that a first deviation angle is larger than a threshold angle, the intelligent mowing machine deflects in the direction of reducing the first deviation angle; the mobile terminal travels from the first position to a first track range in front of the base station, and returns to the base station for charging from the first track range; the first deviation angle is an angle between the advancing direction and a connecting line of the center, facing the first track range, of the current position; the first track range is defined to be located between the first position and the base station, and the distance from any point in the first track range to the base station is smaller than the distance from the first position to the base station; in the process of returning to the base station from the first track range, the advancing direction of the intelligent mower is corrected at least twice, so that the advancing route of the intelligent mower is dynamically adjusted, and it is ensured that the intelligent mower and the base station are accurately connected.

The invention relates to the technical field of garbage disposal, and discloses an unmanned garbage clearance truck and a clearance method thereof, and the clearance method comprises the following steps: step 1, task triggering and information collection; step 2, task allocation and path planning; 3, autonomous navigation and obstacle avoidance; step 4, garbage collection operation; step 5, transporting; and step 6, data recording. According to the method, an (E) environment sensing model is formed through comprehensive analysis of environment data including laser radar data, camera data and ultrasonic sensor data, so that a vehicle can be navigated in a complex environment, and a navigation path is automatically adjusted according to traffic conditions by utilizing big data analysis, a cloud computing technology and real-time traffic information; and through an intelligent recognition system and a machine vision technology, the position and posture of the mechanical arm are automatically adjusted during garbage collection, precise parking is achieved, and the beneficial effects of autonomous navigation and intelligent recognition of the recycling bin are achieved.

The invention discloses a sheet metal part OTC argon arc welding machine, and relates to the technical field of argon arc welding machines, the sheet metal part OTC argon arc welding machine comprises a base and a current adjusting device, through use of a polishing assembly, an attaching spring contracts to drive two sections of round pipes to be attached, a fixing arc block extrudes and fixes an inner welding gun, and an inclined fixing block extrudes the inner wall of a sliding rail, so that the effect of fixing the inner welding gun, an outer welding gun and a movable support is achieved; the inner welding gun, the outer welding gun and the movable support are prevented from moving to affect welding in the welding process, the motor drives the driving gear to rotate, the two sections of round pipes rotate synchronously, the outer welding gun and the inner welding gun generate high-current and high-temperature electric arcs, the two sections of round pipes are welded, and under the protection of argon, metal oxidation and invasion of other impurities are prevented; and the two sections of circular pipes synchronously rotate to be matched with the outer welding gun and the inner welding gun to conduct welding on the inner side and the outer side, so that the possibility that gaps are generated due to the fact that the pipe walls are thick is reduced, the welding position is firmer, and the situation that the welding position is burst due to high temperature and high pressure is avoided.

The utility model discloses a butt joint device which comprises a first butt joint mechanism and a second butt joint mechanism, the first butt joint mechanism comprises a base fixedly installed at a set position and a first connecting piece arranged on the base and provided with an initial position and a butt joint position relative to the base; the second docking mechanism comprises a floating plate arranged on the automatic transfer robot and a second connecting piece fixedly mounted on the floating plate; the floating plate is configured to be capable of moving along a set plane relative to the automatic transfer robot, the first connecting piece is separated from the second connecting piece when located at the initial position, and the first connecting piece is connected with the second connecting piece when located at the butt joint position so that the floating plate can be fixed to the target position. The utility model further discloses the automatic carrying robot comprising the butt joint device and a material carrying system comprising the automatic carrying robot. By means of the method, accurate butt joint of the automatic carrying robot and the goods taking and placing equipment can be achieved.

The invention discloses a forming method of a high-speed wheel spoke plate, which further comprises a shaping die used in a shaping step, and the method comprises the following steps: 1) plate shearing and blanking are carried out, and a product blank is prepared from raw materials; (2) stretching forming is conducted, and a radial plate contour piece is manufactured through the product blank; 3) punching: punching a mounting hole and a middle hole in the radial plate contour piece; (4) flanging is conducted, specifically, the edge of the radial plate contour piece is flanged; 5) shaping; according to the method, the position precision of the middle hole and the chamfer of the product is remarkably improved. Cooperative shaping machining of chamfers, mounting holes, middle holes and turned-over edges is completed in the same working procedure through the shaping die. And through the synchronous shaping process, the runout control precision and the chamfering position degree of the radial plate are remarkably improved. According to the method, the production efficiency is greatly improved, accumulative errors are reduced, and high-quality and high-efficiency production of the high-speed wheel spoke plate is achieved.