Patents
Literature
1438results about How to "Rapid positioning" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Method for analyzing matching degree between demand and output result based on text semantics
PendingCN111309871AReduce difficultyReduce time and resource investmentNeural architecturesText database queryingEnterprise project managementData science
The invention discloses a method for analyzing a matching degree between a demand and an output result based on text semantics. The method comprises the following steps: step 1, labeling a data set; step 2, technical document preprocessing; 3, training and predicting a single-parameter model; 4, integrating prediction results of the multi-parameter model; the method has the beneficial effects thatthe method is simple; deep learning and the NLP technology are applied to the field of project association degree calculation of enterprise project management for the first time. Calculating an association matching degree between the two projects according to project requirements and result description; the associated project positioning difficulty is effectively reduced; meanwhile, the demand side can be helped to quickly and efficiently locate high-quality projects adapting to the demand of the demand side; time and resource investment for achievement screening and matching are greatly reduced, the association matching degree between projects is calculated by means of text data of existing project achievement technical documents and project declaration guidelines, and then large enterprises are assisted in screening high-quality projects with the high matching degree in the project bidding and tendering link.
Owner:普华讯光(北京)科技有限公司
Auxiliary positioning clamp for milling exhaust manifold
ActiveCN224238843UPrecise clampingAccurate clamping and positioningInternal combustion piston enginesPositioning apparatusControl engineeringControl theory
According to the auxiliary positioning clamp for milling the exhaust manifold, an inclined positioning supporting device is arranged on the right side of the upper end face of a bottom plate, and when the inclined positioning supporting device is connected with a flange at the lower end of a middle pipe of the exhaust manifold in a matched mode, an upper end pipe of the exhaust manifold is in a horizontal state, and a pipe opening in the elbow end of the upper end of the exhaust manifold is parallel to the corresponding side wall face of the bottom plate; the left side of the upper end face of the bottom plate is provided with a positioning and supporting assembly used for supporting the elbow end of the upper end of the exhaust manifold and determining the center position of a pipe opening, and the positioning and supporting assembly is matched with a pressing assembly arranged on the upper end face of the bottom plate to fixedly support the elbow end of the upper end of the exhaust manifold on the bottom plate. Initial positioning conditions are provided for the center of a pipe opening of the upper end pipe of the exhaust manifold, reliable supporting and fixing of the exhaust manifold on the bottom plate are achieved, the defect that a traditional clamp is high in requirement for machining equipment is overcome, machining cost is reduced, the exhaust manifold can be accurately and rapidly positioned and clamped, production cost is reduced, and the machining efficiency is improved. Equipment limitation is eliminated, and the production requirements of parts are met.
Owner:SHANNXI DIESEL ENGINE HEAVY IND
Lifting appliance for lifting prefabricated square block
ActiveCN224147511Uquick liftImprove hoisting efficiencySafety gearArchitectural engineeringStructural engineering
Owner:NO 2 ENG CO LTD OF CCCC FIRST HARBOR ENG +1
High-strength three-way welding connection structure for hydrogen conveying pipeline
PendingCN121946103AEnsure collaborative clampingEnsure strict coaxialityWelding/cutting auxillary devicesAuxillary welding devicesClassical mechanicsElectric machinery
The high-strength three-way welding connection structure for the hydrogen conveying pipeline belongs to the field of three-way welding and comprises a base, two sliding grooves are formed in the upper surface of the base, first motors are fixed to the left side and the right side of the base correspondingly, and output shafts of the first motors penetrate into the sliding grooves and are fixedly connected with first screw rods; vertical frames are in threaded connection with the outer surfaces of the first screws, second motors are fixed to the opposite sides of the two vertical frames, and the opposite ends of output shafts of the two second motors penetrate to the opposite sides of the two vertical frames correspondingly. Supporting is provided from the inner wall of the three-way pipe through the supporting rollers, the transverse pipe positioning mechanism applies clamping force from the outer wall through the clamping blocks, a double-positioning structure of inner supporting and outer clamping is formed, it is ensured that three ports of the three-way pipe are strictly coaxial, and welding deflection is avoided; the clamping force can be automatically adjusted according to the small difference of the pipe diameters of the three-way pipes, the three-way pipes of different specifications can be rapidly matched through linear driving of the sliding frame and the air cylinder, and the universality is remarkably improved.
Owner:河北恒通管件集团有限公司
Communication monitoring method and communication system
PendingCN121864627ARealize full feature monitoringEfficient detectionSecuring communicationData streamMirror image
The invention discloses a communication monitoring method and a communication system. The system comprises a monitoring module, a feature extraction module, a dynamic identification module, a behavior analysis module, an adaptive optimization module and a visual interface module. The monitoring module collects communication data flow through a mirror image port, the feature extraction module extracts packet length, time interval, direction sequence and encryption features by using a multi-dimensional feature fusion algorithm, and the dynamic recognition module realizes multi-protocol type recognition based on an improved self-attention convolutional neural network. The behavior analysis module constructs a communication relation graph and performs abnormal communication tracing; and the adaptive optimization module realizes model self-learning and parameter optimization through reinforcement learning. According to the method, through sliding window sampling, self-correlation analysis, entropy detection and GNN map modeling, accurate identification and behavior restoration of implicit traffic in a complex network environment are realized. According to the method, high-precision identification can be kept under the conditions of multi-protocol mixing and encrypted communication, and the characteristics of intelligence, self-adaption and expandability are achieved.
Owner:NANJING VOCATIONAL UNIV OF IND TECH
A thrombectomy system
ActiveCN115886936Breduce the risk of injuryRealize fishing actionSurgeryThrombusBiomedical engineering
The application provides a thrombus taking system, and relates to the technical field of medical devices.The thrombus taking system comprises a thrombus taking device and a distal protection device.The thrombus taking device comprises a thrombus taking module and a guide extending along the length direction of a blood vessel.The thrombus taking module comprises a thrombus taking stent and a first connecting ring.The thrombus taking stent is sleeved on the guide.The thrombus taking stent comprises a stent catching net and a stent collecting end connected in a head-to-tail mode.The stent collecting end is fixedly connected with the first connecting ring, and the first connecting ring is sleeved on the guide.The distal protection device comprises a device framework, a braided wire and a third connecting ring.The device framework is sleeved on the guide.The device framework is wound with the braided wire.The braided wire is gathered on the third connecting ring.The third connecting ring is sleeved on the guide, and the opening of the distal protection device is opposite to the opening of the thrombus taking stent.The system realizes structure improvement through the split design of the thrombus taking device and the distal protection device, improves the working flexibility, and provides convenience for thrombus taking operation.
Owner:SUZHOU ZENITH VASCULAR SCITECH LTD
A composite fireproof insulation board laminating device
The utility model discloses a kind of composite fireproof insulation board laminating device, the utility model relates to thermal insulation board laminating technical field.It is laminated mechanism for composite fireproof insulation board and is provided on the mounting base, laminated mechanism includes: press-fit component, including the support rod fixed with both side walls of mounting base, the upper end of the support rod is provided with the mounting plate connected by lifting assembly, the lower end surface of the mounting plate is provided with the pressure plate main body connected by elastic component, the lower end inside of the pressure plate main body is provided with rectangular frame slot, the inside of the rectangular frame slot is provided with the rectangular pressure plate connected by telescopic component, the utility model is driven rectangular pressure plate telescopic by second hydraulic rod, realize the pertinence pressure to the edge of thermal insulation board, since the edge of thermal insulation board is prone to the problem of not firm combination when laminating, can effectively improve the compaction degree and bonding strength of edge, avoid edge curling, delamination and other quality problems.
Owner:SHANDONG YUZE ENERGY SAVING TECHNOLOGY CO LTD
A sofa bed which can be completely disassembled
The utility model relates to sofa manufacturing technical field especially is involved in the enhancement design of packing and transportation of sofa, a full dismounting sofa bed, including support base and sofa cushion subassembly, its characterized in that: support base includes support frame, support bottom plate and is located at the detachable supporting leg of support frame four corners, sofa cushion subassembly includes seat cushion, back cushion and side stop pad, seat cushion is detachably connected with support bottom plate through magnetic connection component, and the detachable connecting component is equipped between side stop pad and support bottom plate, back cushion and support bottom plate.
Owner:ANJI LONGWEI FURNITURE CO LTD
Tunnel fire-fighting foam filling system
ActiveCN224282704USpeed up replenishmentQuick Quantitative FillingMining devicesDust removalMarine engineeringSolenoid valve
This utility model discloses a tunnel fire-fighting foam liquid filling system, belonging to the field of fire-fighting equipment technology. It includes several fire boxes, a foam liquid filling vehicle, and a monitoring center. Both the fire boxes and the foam liquid filling vehicle are networked with the monitoring center to achieve data exchange. Specifically, each fire box contains a foam liquid storage tank and a first control device. The foam liquid storage tank is equipped with a first liquid level sensor, a solenoid valve, a variable frequency delivery pump, and a first flow meter. A flow regulating valve and a second flow meter are installed on the pressure water pipe. All components are connected to the first control device. The foam liquid filling vehicle contains a foam liquid storage tank, a variable frequency high-pressure pump, a battery, a third flow meter, and a second control device. Both the first and second control devices are connected to the monitoring center. This utility model provides a highly efficient, intelligent, and easy-to-maintain tunnel fire-fighting foam liquid filling system.
Owner:GUANGXI NEW DEVELOPMENT TRANSPORTATION GROUP CO LTD LAIBIN EXPRESSWAY OPERATION BRANCH
A stamping equipment for processing automotive parts with easy mold changing
This utility model relates to the field of automotive parts processing, and more particularly to a stamping device for automotive parts processing that facilitates mold replacement. This utility model provides a stamping device for automotive parts processing that allows for quick installation and replacement of the upper mold, improving disassembly and assembly efficiency. The stamping device includes a support base, a connecting frame, and a hydraulic cylinder. The connecting frame is connected to the upper side of the support base, and the hydraulic cylinder is connected to the connecting frame. This utility model utilizes a starting motor to drive a bidirectional lead screw to rotate, causing a slider to move downwards and insert a locking block into the upper mold. During insertion, the locking pin is compressed and moves downwards. After the spring is compressed and returns to its original position, it moves the locking pin upwards to reset and engage with the upper mold, achieving the effect of quick installation and replacement of the upper mold, improving disassembly and assembly efficiency.
Owner:ZHEJIANG MINGBO AUTO PARTS CO LTD
Intelligent state monitoring and fault diagnosis system and method for die cutting gilding equipment
ActiveCN121859207BComprehensive perceptionContinuous and dynamic perceptionHot stampingAnomaly detection
The application provides a die cutting and hot stamping equipment intelligent state monitoring and fault diagnosis system and method, and relates to the field of intelligent monitoring.The method comprises the following steps: collecting working parameters of multiple key parts of the die cutting and hot stamping equipment, constructing a time sequence collection window, slidingly collecting the working parameters, and obtaining characteristic information reflecting the equipment state; based on the characteristic information, constructing an anomaly detection model, performing anomaly detection on the equipment state, obtaining an anomaly score, and judging whether the equipment state is abnormal according to the anomaly score; for the characteristic information judged as abnormal, constructing a fault diagnosis model based on the fault type to which the characteristic information belongs, performing fault diagnosis on the equipment state, and generating a diagnosis result; and generating a comprehensive diagnosis and operation and maintenance decision report according to the diagnosis result.The application realizes comprehensive perception of the internal state of a closed host through multi-sensor collaborative monitoring and dynamic time sequence collection, breaks through the limitations of traditional monitoring, and provides accurate data basis for early fault warning and predictive maintenance.
Owner:MASTERWORK GROUP CO LTD
Photoelastic transparent soil three-dimensional stress-deformation full-field synergic measuring device and use method thereof
The application discloses a photoelastic transparent soil three-dimensional stress-deformation full-field cooperative measurement device and a use method thereof. The device comprises a loading system, a stress-strain measurement system and a model test system. The model test system comprises an optical platform and a model groove arranged at a central position of the optical platform and used for containing a sample to be tested. The loading system is arranged above the optical platform and used for applying axial pressure to the sample to be tested. The stress-strain measurement system comprises a camera module, a laser module, a light source module, a guide rail and a control system II. During work, the camera module, the laser module, the light source module and the guide rail are adjusted by the control system II, so that the camera is scanned around the sample to be tested, deformation images are collected, full-field strain is obtained, and a three-dimensional digital model of the soil body is reconstructed. The device has high integration, can obtain stress distribution information of any cross section and any direction in the material, and overcomes the inherent defects that a two-dimensional photoelasticity cannot reflect stress gradient in the thickness direction.
Owner:CHONGQING UNIV
V-groove weld deviation detection method based on YOLO model and groove reconstruction
PendingCN122115405ARapid positioningprecise positioningImage analysisCharacter and pattern recognitionAlgorithmStructural engineering
The application discloses a V-shaped groove weld deviation detection method based on a YOLO model and groove reconstruction in the field of welding. First, a single YOLO model is trained to synchronously identify and intercept the left and right edge windows of a groove and the center window of a welding torch in a globally collected image of a welding area. Second, the groove edge window image is subjected to a gray scale transformation and a local adaptive threshold method, and the left and right edges of the groove are reconstructed in combination with a random sample consensus algorithm and a multi-level rollback mechanism. Then, the center of the groove is located by a midpoint recursion method based on the reconstructed groove edge, and the center of the welding torch is determined according to the center window of the welding torch. Finally, the deviation between the center of the groove and the center of the welding torch is calculated, and a two-level filtering mechanism combining Kalman filtering and moving average filtering is adopted to obtain a stable weld deviation value. The synchronous positioning of the double groove edges is realized by a single model, the arc light interference is effectively inhibited by combining the local adaptive threshold and the reconstruction method, and the robustness and precision of the weld deviation detection are improved.
Owner:JIANGSU UNIV OF SCI & TECH
A docking device that is easy to disassemble and improves efficiency.
ActiveCN224622454UNo need for cumbersome fasteningNo need for cumbersome operation
This utility model discloses a docking device that facilitates disassembly and improves efficiency, belonging to the field of mechanical engineering technology. The device includes a lifting cylinder with two threaded mounting pipes threaded to one side. Each of the two threaded mounting pipes has a fixed pipe fixedly connected to one side. The docking assembly is equipped with oil pipes, enabling rapid docking and fixation of the oil pipes. This utility model achieves rapid positioning through the precise cooperation of the guide groove and locking block, and then achieves tight fixation by rotating the pull rod. The entire process eliminates the need for cumbersome bolt tightening or welding operations. Disassembly can be performed by reversing the operation for quick separation. Compared to traditional flange connections or welding structures, this saves a significant amount of disassembly and assembly time. By setting up the fixed pipe and sealing gasket, when the connecting pipe is squeezed towards the sealing gasket by the fixing block, the sealing gasket undergoes elastic deformation due to the force, filling the gap between the fixed pipe and the connecting pipe.
Owner:JINGJIANG YONGJIN METAL TECHNOLOGY CO LTD
A modular molten salt handling and storage system
The present application relates to a kind of modular molten salt loading and storage system, including vertical support structure rack, normal temperature electrical equipment group and high temperature molten salt equipment group are physically separated by isolation fence and integrated in it;High temperature molten salt equipment group includes molten salt storage tank and molten salt pipeline connected with molten salt storage tank;Molten salt pipeline includes molten salt loading pipe, molten salt loading pipe has upward inclination relative to horizontal plane, to realize the self-weight backflow of molten salt;The middle section of molten salt loading pipe is connected with molten salt isolation valve, and molten salt isolation valve and normal temperature electrical equipment group are cooperated to realize the on-off control of molten salt loading pipe.The present application effectively avoids the thermal influence of high temperature environment on normal temperature electrical equipment by isolation fence, and the integrated design of overall modularization integrates the core equipment of molten salt loading and storage into one, discards the traditional dispersed equipment arrangement and installation mode, greatly simplifies the field construction process, reduces installation period, also makes the debugging, maintenance and overhaul of system more convenient.
Owner:SHANGHAI INSTITUTE OF APPLIED PHYSICS CHINESE ACADEMY OF SCIENCES
Power transformer insulation characteristic data analysis and performance prediction method and system
PendingCN121859079AIncrease critical clearanceImprove toleranceTesting dielectric strengthEnsemble learningTransformerPower transform
The invention belongs to the technical field of power transformer insulation design and verification, and particularly relates to a power transformer insulation characteristic data analysis and performance prediction method and system, and the method comprises the steps: constructing a structured sample set containing multi-dimensional design parameters and lightning impulse response tags based on a three-phase differential prototype; identifying key variables in the structured sample set and extracting physical consistency constraints; and inputting the key variable and the physical consistency constraint into a preset XGBoost prediction model, and outputting a prediction value and a confidence interval. According to the method, the influence of multi-dimensional parameters on the insulation impact indexes is disassembled into clear main effects and interaction effects, and a traceable mechanism map is formed. Compared with a traditional method which depends on single-point experience judgment or post trial and error, the method has the advantages that standardized data evidences and explainable output are provided, and designers can conveniently and quickly position key constraints, formulate optimization priorities and directly backfill results to design specification and parameter boundaries.
Owner:CHANGZHOU XIDIAN TRANSFORMER CO LTD +2
A large-angle, variable-stiffness flexible joint
The application discloses a large-angle variable stiffness flexible joint, which is composed of a plurality of flexible joint modules stacked together; the flexible joint module comprises a lower chassis, a spiral winding type driver, an elastic main bone and an upper chassis, one end of the elastic main bone is connected with the upper chassis, and the other end is connected with the lower chassis; N spiral winding type drivers are connected between the upper chassis and the lower chassis, and N is greater than or equal to 3; the lower chassis is provided with a buckle mounting groove; the upper chassis is provided with a buckle; the spiral winding type driver is provided with a metal wire; the metal wire is connected with a control system; the elastic main bone is of a space groove type structure; the space groove type structure is provided with one or more symmetrical notches on the elastic main bone; and the stiffness of the elastic main bone is adjusted by adjusting three parameters of a groove height H, a groove inner diameter D and a groove spacing AH. The application adopts modular design and the elastic main bone is adjustable, and large-angle bending and variable stiffness of the flexible joint are realized.
Owner:ZHEJIANG UNIV
An environment recognition and tracing method and system based on multi-modal collaboration and a medium
PendingCN122506118ASolve the technical problem of lack of global spatial positioningincrease diversity
The present application relates to a gas tracing method, in particular to a kind of environmental identification and tracing method, system and medium based on multi-modal cooperation, method includes: collection contains gas plume visual image and contains gas response signal olfactory signal;Visual image is preprocessed and visual feature is extracted, and visual depth feature vector is obtained;Olfactory signal is preprocessed and olfactory feature is extracted, and olfactory feature vector is obtained;Cross-modal fusion obtains fusion feature vector;Physical constraint loss function is constructed, and physical consistency correction is carried out, and modified fusion feature vector is obtained;Output gas concentration space-time distribution result.Compared with prior art, the present application solves the problem that prior art cannot realize high-precision online monitoring and tracing of multi-component gas.The scheme improves the identification accuracy of gas component, the multi-component distinguishing ability and real-time response performance in complex environment through the integration of visual monitoring and olfactory monitoring, combined with multi-modal fusion algorithm and physical consistency correction.
Owner:SHANGHAI JIAOTONG UNIV
Three-dimensional grid data processing and multiplexing method and system
PendingCN121999173ARealize unified managementAchieve efficient reuseImage coding3D-image renderingGrid resourcesMultiplexing
The invention relates to the technical field of three-dimensional data processing, and discloses a three-dimensional grid data processing and multiplexing method and system, and the method comprises the steps: S1, obtaining and analyzing grid data, obtaining three-dimensional grid original data, and carrying out the format recognition, geometric analysis and topology analysis of the three-dimensional grid original data; s2, carrying out reuse-oriented standardization processing; s3, constructing multiplexing description information; s4, grid resource storage and index management; s5, determining a subset based on the request; s6, on-demand conversion and result generation; and S7, unified scheduling control. By constructing multiplexing description information containing a unique identifier, a hierarchy mapping relationship, a block mapping relationship, version information and a service adaptation mark, unified management and efficient multiplexing of grid data under different hierarchy and service scenes are realized, and unified data semantic support is provided for hierarchical retrieval, on-demand extraction and multi-service collaboration; therefore, the reusability of the three-dimensional grid data and the system cooperation efficiency are remarkably improved.
Owner:IDEAPOOL CULTURE & TECH CO LTD
A comprehensive pipe gallery pre-burying board installation positioning device
ActiveCN224412618URapid positioningprecise positioningArchitectural engineeringStructural engineering
The utility model discloses a utility tunnel inner pre -buried plate installation positioner, including the two vertical support of affixing in the concrete form outside, the sliding connection of vertical support between multiple horizontal supports, set up at least two locating pin holes on horizontal support, and multiple support bolt passes through locating pin hole and concrete form on horizontal support in proper order, and the pre -buried plate upper end portion limit of concrete form inside, and support bolt one end is welded with pre -buried plate, and the other end is connected with horizontal support. The device stands in the concrete form outside, and the pre -buried plate is placed in the concrete form inside, and after the pre -buried plate upper end portion limit of support bolt, realizes the firm fixing of pre -buried plate and first form and the device through welding etc. The device can realize the quick, accurate positioning of multiple pre -buried plates, is not easy to be disturbed displacement in the concrete pouring process, greatly improves the efficiency of utility tunnel electromechanical installation pre -buried plate installation work, and can be repeatedly used.
Owner:ZHENGZHOU ZHONGXING ENG SUPERVISION CO LTD
A heterogeneous space nozzle angle positioning device
ActiveCN224476083UImprove installation efficiencyRapid positioningControl engineeringProcess engineering
The utility model relates to hydraulic product nozzle installation technical field, specifically disclose a kind of isomorphic space nozzle angle installation positioning device, the device includes fixed link, the bottom of fixed link is equipped with screw thread, the outside of fixed link is movably installed and is equipped with guide rod, the end of guide rod away from fixed link is movably connected and has measuring rod, and the top of fixed link is equipped with fixed nut.The utility model is connected positioning by being provided with measuring rod and guide rod, fixed link and nozzle A are subsequently adjusted and the use direction and position of guide rod and measuring rod are good, staff makes nozzle B and the side wall of measuring rod by rotating nozzle B mode, complete the positioning of the installation angle between nozzle B and nozzle A, can quickly, accurate positioning nozzle installation angle, improve product nozzle installation efficiency and the production efficiency of product.
Owner:WUHU STATE-OWNED FACTORY OF MACHINING
Efficient energy-saving type steel structure intelligent dismounting manipulator
ActiveCN224116160UImprove disassembly efficiencyImprove energy savingProgramme-controlled manipulatorRobot handHigh energy
The utility model relates to the technical field of steel structure disassembly, and provides a high-efficiency energy-saving steel structure intelligent disassembly manipulator, which combines a shearing structure with intelligent monitoring, and improves the efficiency and the energy-saving property of steel structure disassembly. The support frame is matched with the limiting plate to realize rapid positioning and accurate limiting, so that stable shearing is guaranteed; the pressure sensor monitors stress in real time and assists in adjusting power, overload is avoided, and the shearing precision is improved. The shearing device has the advantages that the supporting frame is matched with the limiting plate to achieve rapid positioning and accurate limiting, and stable shearing is guaranteed; the pressure sensor monitors stress in real time and assists in adjusting power, overload is avoided, and the shearing precision is improved. The shearing assembly utilizes a splayed extrusion groove and a reset spring, power conversion is optimized, energy consumption is reduced, and rapid reset is achieved after shearing so as to improve the operation efficiency. The problems that traditional equipment is low in efficiency, high in energy consumption, insufficient in safety and the like are solved.
Owner:XIAN IND & COMMERCIAL COLLEGE
Tool integrated cabinet for rail transit vehicle
A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.
Owner:NANNING UNIV
A new laser welding straight line welding positioning device
PendingCN122252805AAvoid welding scrap problemsFast and reliable positioning
This invention discloses a novel laser-welded linear welding positioning device, relating to the field of laser welding technology for automotive sheet metal. It includes a pressure rod, with sliding mechanisms on both the left and right sides of the pressure rod's outer surface. Through the cooperation of a fastening bolt, spring, and pressure rod, this invention allows for fine-tuning according to the workpiece thickness. Regardless of whether a thick or thin plate is selected as the positioning reference surface, the device achieves rapid and reliable positioning. Its unique stop design, combined with the base plate reference surface, forms a combined positioning system. This avoids the welding scrap problem caused by the second plate exceeding the reference edge due to differences in plate thickness in traditional welding, and significantly improves the repeatability of the welding process and the quality of the weld seam. The cooperation of the pressure rod and sliding mechanisms allows the device to move flexibly along the workpiece surface, thereby achieving rapid positioning of weld seams at different locations, ensuring efficient and stable positioning, and significantly improving the adaptability and efficiency of welding operations.
Owner:LIUZHOU BAOSTEEL AUTO PARTS CO LTD
Quick dismounting structure and method for heavy mold
ActiveCN121973364BRapid positioningRapid stiffnessShaping toolsStructural engineeringMechanical engineering
The application relates to a quick dismounting structure and method for a heavy mold, and relates to the technical field of mold manufacturing. The quick dismounting structure comprises a mounting mold frame and a heavy mold arranged on the mounting mold frame. The mounting mold frame comprises a lower mold base for supporting the heavy mold, an upper mold frame, and a wedge block assembly wedged between the heavy mold and the mounting mold frame. The heavy mold is provided with an upper mounting portion and a lower mounting portion. The lower mounting portion is provided with a lower guide surface inclined towards both sides of the heavy mold from top to bottom. The upper mold frame is provided with an upper mounting groove matched with the upper mounting portion for locking. The lower mold base is provided with a lower mounting groove matched with the lower mounting portion for locking and a push assembly slidably arranged on both sides of the lower mounting groove. The push assembly comprises an ejection unit arranged on one side of the lower mounting portion and a push-in unit arranged on the other side. The ends of the ejection unit and the push-in unit are respectively parallel to the corresponding lower guide surfaces. The application can improve the quick dismounting effect of the heavy mold and the mold frame support.
Owner:ZHEJIANG SOTE HEAVY IND TECH CO LTD
Convenient-to-disassemble battery compartment for electric scooter
ActiveCN224171089URapid positioningQuick replacement and maintenanceCycle batteriesVehiclesElectrical batteryMechanical engineering
The utility model discloses a detachable battery compartment for an electric scooter, which comprises a scooter pedal, the scooter pedal is provided with a battery compartment and a seat pillar, the upper end of the right side of the scooter pedal is provided with a mounting groove, the battery compartment is inserted in the mounting groove, and the bottom of the left side of the mounting groove is provided with a clamping component. The lower end of the left side of the battery bin is clamped and fixed to the clamping assembly, and an electrifying assembly is arranged at the bottom of the center of the mounting groove. According to the utility model, the battery compartment is inserted into the mounting groove, so that the rectangular positioning block is inserted into the rectangular slot, the rectangular clamping block is inserted into the rectangular clamping groove, and the first permanent magnet block and the second permanent magnet block are clamped and fixed in a matched manner, so that the battery compartment can be quickly positioned, detached, replaced and overhauled conveniently; the two strip-shaped limiting blocks in the electrifying slot are respectively inserted into the two strip-shaped limiting grooves in the electrifying joint, so that the butt joint dislocation of the electrifying joint is prevented, and the electrifying stability of the battery compartment is improved.
Owner:ANHUI LONGSHUN TRAFFIC EQUIP
An unmanned aerial vehicle hoisting task optimization method and device
The application discloses a kind of unmanned aerial vehicle hoisting task optimization method and device, and the application relates to unmanned aerial vehicle scheduling technical field, comprising the following steps: based on hoisting starting point and target construction site determines hoisting path boundary, and the point cloud data of this area is collected, set along the way node, obtain the signal strength of each node and analyze its fluctuation, filter out the effective path point of signal stability, according to the distance of effective path point and target construction site Priority is set, with hoisting starting point as center, determine search range, select several candidate nodes from it, and collect wind speed variation, terrain complexity and cargo swing angle, calculate the risk cost of each node, select the candidate node with the lowest risk cost as the next waypoint, update the current effective path point of unmanned aerial vehicle, until unmanned aerial vehicle reaches target construction site, complete hoisting transport task, realize more safe and reliable transport movement.
Owner:SINOHYDRO BUREAU 14 CO LTD +1
A slope anchor positioning support
ActiveCN224314921Ueffective positioningEffective processabilityClimate change adaptationDerricks/mastsClassical mechanicsElectric machinery
The utility model relates to the technical field of geotechnical engineering supporting equipment, and disclose a kind of side slope anchor rod positioning support, including support frame, the support frame top is provided with positioning mechanism and moving mechanism;The positioning mechanism includes support assembly and positioning assembly, and support assembly is located at the side of positioning assembly.By setting positioning mechanism, by setting first motor drives first reciprocating screw rod to rotate, to adjust the height of first support box according to the height of side slope and the specific position of anchor rod needing positioning, to effectively carry out the positioning and processing of anchor rod, facilitate operator to operate;By setting moving mechanism, by setting second motor drives second reciprocating screw rod to rotate, so that second reciprocating screw rod drives second support plate to move, to adjust the height of second hydraulic rod and drill rod, to carry out positioning drilling operation to different positions of side slope, to effectively carry out side slope protection work.
Owner:CHINA COMMUNICATIONS CONSTRUCTION
Bus duct capable of being connected side by side
ActiveCN224218078Uquick connectionImprove stabilityCooling bus-bar installationsTotally enclosed bus-bar installationsBusbarTrunking
The utility model relates to the technical field of bus ducts, and discloses a bus duct capable of being connected side by side, which comprises a first bus duct, a second bus duct, a third bus duct, a fixed block I and a fixed block II, and a connecting block is fixedly mounted on one surface, close to the second bus duct, of the fixed block I. According to the bus duct capable of being connected side by side, rapid positioning among the first bus duct, the second bus duct and the third bus duct can be achieved through cooperation of the connecting blocks and the connecting grooves, and rapid limiting of the connecting plates can be achieved through cooperation of the limiting rods, the second limiting grooves and the first limiting grooves; the rapid connection among the first bus duct, the second bus duct and the third bus duct is realized, the installation efficiency is high, the maintenance is convenient after long-time use, the heat dissipation of the copper bars in the first bus duct is convenient through the design of the ventilation holes, the copper bars in the first bus duct are prevented from working in a high-temperature environment for a long time, the damage is avoided, and the service life of the bus duct is prolonged. The overall normal use is influenced, and the practicability is relatively high.
Owner:JIANGSU KELE ELECTRIC CO LTD
Dustproof cover piece of manual and automatic integrated door closer
ActiveCN224214009URapid positioningSimple structurePower-operated mechanismSpecial door/window arrangementsForeign matterStructural engineering
The utility model discloses a dustproof cover piece of a manual-automatic integrated door closer, which comprises an uncovered box body and a door closer body, the door closer body is fixedly arranged in the uncovered box body, a guide shaft is arranged on the door closer body, and a panel is fixedly arranged at the upper end of the uncovered box body. The circular dustproof cover is placed on the panel, the guide shaft penetrates through the circular opening and the annular sealing ring, the annular protrusion and the four arc-shaped protrusions abut against the lower end of the circular dustproof cover, the annular insertion block is inserted into the annular insertion groove in the annular positioning block, and therefore the circular dustproof cover can be conveniently and rapidly positioned on the panel; the structure is simple and practical, buffering protection is provided for the circular dustproof cover through the arranged annular protrusion, four arc-shaped protrusions and annular inserting blocks, damage to the circular dustproof cover due to external force such as treading or foreign matter collision is avoided, good sealing is provided for the circular dustproof cover through an annular positioning block and an annular sealing ring made of a wear-resisting rubber product, and the service life of the circular dustproof cover is prolonged. And normal rotation of the guide shaft is ensured.
Owner:安徽海达门控设备有限公司