31results about How to "Achieve automatic alignment" patented technology

The invention discloses a method for constructing a knowledge graph based on a large language model and a vector library, and relates to the technical field of knowledge graphs, and the method comprises the following steps: carrying out word segmentation, part-of-speech tagging and semantic analysis processing on a collected natural language text by using a pre-trained RoBERTa model to obtain a semantic representation vector of the natural language text; through a Seq2Seq framework and an attention mechanism, obtaining association between the semantic representation vector and the corresponding named entity, and obtaining the named entity through the obtained association; constructing a knowledge graph; fusing the constructed knowledge graph with a relational database of a preset field to generate a fused knowledge graph; named entities and corresponding attributes are obtained through dependency syntax analysis, the entity relation of the named entities is obtained, and a structured triple fusing the named entities, the attributes and the entity relation of the knowledge graph is constructed. In order to solve the problem of high entity linking difficulty in the prior art, the knowledge graph is converted into low-dimensional dense vector representation, and an inverted index database and the like are constructed, so that the difficulty is reduced.

The invention discloses a bolt fastening device and positioning method for a wind power tower. The device comprises a rack, a power unit, a positioning unit and a fastening unit, wherein the power unit, the positioning unit and the fastening unit are arranged on the rack; the power unit comprises a magnetic wheel and a driver, and the driver can drive the magnetic wheel to rotate; the positioning unit comprises a laser sensor, and the laser sensor can position the bolt position and the nut angle; the fastening unit comprises a lifting assembly and a rotating assembly, the lifting assembly comprises a sliding block and a second driver, and the second driver can drive the sliding block to ascend or descend; the rotating assembly comprises a base, a sleeve, a hydraulic wrench and a third driver, the base is fixedly connected with the sliding block, the sleeve is rotatably arranged on the base, and the third driver can drive the sleeve to rotate. According to the wind power tower drum, after the position of the bolt and the angle of the nut are recognized through the sensor, the actions such as automatic alignment and screwing of the sleeve can be achieved, the action precision is high, the labor cost is greatly reduced, and the working efficiency is improved.

The invention belongs to the field of rotor silicon steel sheet aluminum casting production, and particularly relates to an automatic production line and a production method for rotor silicon steel sheet aluminum casting. A rotor silicon steel sheet stacking device, a middle mold conveying device, a first suction cup device, an aluminum casting room, a second suction cup device, a first clamping device and a second clamping device are sequentially arranged. Wherein the rotor silicon steel sheet stacking device is used for placing rotor silicon steel sheets on a silicon steel sheet stacking tray on the lower die conveying device; the first sucker device installs the upper die on the lower die and the rotor silicon steel sheet, and the second sucker device is used for dismounting the upper die; the first clamping device is used for disassembling the middle mold; and the second clamping device is used for moving the cast-aluminum rotors to the conveyor belt on one side of the rotor stacking device. The mold can be recycled, meanwhile, automation of the whole production line is achieved, manual intervention can be remarkably reduced, and the intelligent level of the production process is improved.

The invention provides a parallel-serial conversion circuit and method based on clock edge alignment, and the circuit comprises a clock jump delay circuit which is used for carrying out the phase delay of an input signal of an analog circuit, a frequency division module which is used for carrying out the frequency division processing of the signal after phase delay, and a clock edge alignment module. The input signal is directly subjected to frequency division processing and then is sent to the digital circuit; the clock synchronization detection circuit is used for carrying out synchronization detection on the signal after phase delay and frequency division processing and the signal output by the digital circuit; the logic control module is used for sending a control signal to the clock hopping delay circuit according to a synchronous detection result; the clock hopping delay circuit adjusts the phase of the analog clock according to the control signal until synchronous detection results are consistent, and clock edge alignment of the analog circuit and the digital circuit is completed; and performing data parallel-serial conversion according to the analog circuit and the digital circuit after the clock edges are aligned. According to the invention, clock alignment can be automatically realized.

The invention relates to the technical field of showcases, in particular to a showcase lamp fixing structure and a shower.The showcase lamp fixing structure comprises a showcase body, an exhibit carrying table is arranged in the middle of the showcase body, and the showcase lamp fixing structure further comprises a spotlight, a height adjusting assembly, a centering assembly, a distance adjusting assembly and a slide rheostat; the height of the spotlight is adjusted through the height adjusting assembly, the centering assembly is installed in the display cavity and can operate along with the height adjusting assembly to enable the exhibits to be located in the middle of the exhibit carrying table, and the distance adjusting assembly is installed between the height adjusting assembly and the spotlight. The distance between the spotlight and the light-transmitting plate is adjusted through the distance adjusting assembly, the slide rheostat is installed in the equipment cavity and connected with the spotlight in series, and meanwhile when the distance adjusting assembly operates, the slide rheostat can be synchronously driven to adjust the resistance. According to the invention, the high-low position of the spotlight can be changed through the height adjusting assembly, so that the decoration requirements of various exhibits with different heights can be met.

The present application discloses a method for constructing a knowledge graph based on a large language model and a vector library, which relates to the field of knowledge graph technology, including: using a pre-trained RoBERTa model to perform word segmentation, part-of-speech tagging and semantic analysis on the collected natural language text to obtain a semantic representation vector of the natural language text; obtaining the association between the semantic representation vector and the corresponding named entity through the Seq2Seq framework and the attention mechanism, and obtaining the named entity through the obtained association; constructing a knowledge graph; fusing the constructed knowledge graph with a relational database of a preset domain to generate a fused knowledge graph; using dependency syntactic analysis to obtain the named entity and the corresponding attribute, obtaining the entity relationship of the named entity, and constructing a structured triple of the named entity, attribute and entity relationship of the fused knowledge graph. In view of the difficulty of entity linking in the prior art, the present application converts the knowledge graph into a low-dimensional dense vector representation, and constructs an inverted index library, etc., to reduce the difficulty.

A vibration envelope correlation analysis method for an on-load tap changer comprises the following steps: performing segment processing on a preset standard envelope curve and a measured envelope curve obtained based on real-time monitoring, and dividing a vibration signal in an OLTC switch switching process into an energy storage segment and a switching segment with nonlinear characteristics; selecting the starting point of the first switching segment in the standard envelope curve and the measured envelope curve as a reference point, shifting the measured envelope curve graph after the reference point in a set shift interval according to a set step length, and calculating the coincidence degree between the measured envelope curve after the reference point and the standard envelope curve in a set shift interval; recording the reference point coordinates when the coincidence degree is the largest, shifting the entire measured envelope curve so that the coordinates of the starting point of the first switching segment coincide with the coordinates of the reference point; calculating the coincidence degree between the entire measured envelope curve after the shift and the standard envelope curve, and using the coincidence degree as an alarm coefficient to perform vibration envelope correlation abnormality diagnosis analysis.

The utility model discloses a large direct current motor base, which relates to the technical field of motor bases, and comprises a motor base consisting of a base main body, an inner support plate and a front rotating shaft support plate, and a transfer assembly, and the transfer assembly is used for insertion of a fork arm of a forklift to realize convenient transfer operation; the transfer assembly comprises a first insertion unit and a second insertion unit. By arranging the transferring assembly, when the machine base body is transferred, only a fork arm of a forklift needs to be inserted into the first square through groove, at the moment, the fork arm of the forklift does not make contact with an inner cavity of the machine base body, it is effectively guaranteed that the inner cavity of the machine base body is not damaged in the transferring process, and the transferring safety of the machine base body is improved; and meanwhile, the front rotating shaft supporting plate can be conveniently transferred by inserting a fork arm of a forklift into a second square through groove, automatic alignment of the front rotating shaft supporting plate and the rotor rotating shaft is achieved by inserting a butt joint cylinder into a first square through groove, and the assembling efficiency of the direct current motor is further improved.

The utility model discloses a panel material moving device of panel cutting pretreatment belongs to panel processing technical field. The device includes: the frame has the horizontal extension upper table surface, and the end is the discharge end, the limiting frame contains the telescopic guide rod of multiple vertical setting in the discharge end edge and each other parallel, the power roller group contains the drive motor, the pivot and the multiple active rollers of equal interval installation on the pivot, and the drive motor is connected the pivot through the chain transmission, and the pivot is parallel to the upper table surface and the discharge end, a plurality of driven rollers evenly distribute in the upper table surface, and its axis is parallel with the active roller axis, and the active roller and driven roller all rotatable installation in the frame through the bearing, and the upper top surface of all rollers all is 10 to 30 millimeters higher than the upper table surface and is in the same horizontal plane. The device is mainly used for the automatic alignment and stable transfer of the wood board in the cutting pretreatment process.

This utility model provides an automatic adhesive applicator for button batteries, including a frame, a feeding device, an adhesive cutting device, an insulating adhesive paper conveying device, a battery positioning and rotating mechanism, and an adhesive pressing device. The battery positioning and rotating mechanism includes a first positioning and rotating mechanism, a second positioning and rotating mechanism, a first driving mechanism, a second driving mechanism, a third driving mechanism, and a transmission mechanism. This structure can not only position the upper and lower surfaces of the battery in a parallel horizontal direction, but also rotate the battery during adhesive application for easy application, achieving precise battery positioning. It is simple in structure, reliable in operation, and the second driving mechanism drives the second positioning and rotating mechanism to move up and down, enabling automatic alignment between the adhesive application station and the feeding device, thus achieving automatic feeding and meeting user needs.

This invention discloses a method for constructing a dataset through multimodal data fusion and extraction in the field of solid waste disposal. The method includes: first, converting the original document into a sequence of multimodal objects; second, constructing a document-level context index and entity knowledge base, extracting entity relationships, and constructing a global knowledge base and index; next, using the global knowledge base and index, performing semantic classification and dynamic routing on the multimodal object sequence, performing multimodal divide-and-conquer extraction by assembling contextual information packets, and outputting discrete record fragments; finally, generating feature identifiers based on experimental conditions, reconstructing cross-modal data through a confidence priority mechanism, and generating a standard dataset. This invention effectively solves the attention drift and task confusion problems when large language models process complex long documents, overcomes the challenge of entity referencing resolution in cross-paragraph contexts, and overcomes the difficulties of information incompleteness and alignment in multimodal table and image data, significantly improving the quality of dataset construction.

The utility model discloses a building integrated photovoltaics (BIPV) guide rail type water guide groove connecting structure and a water guide assembly, the connecting structure comprises a supporting groove and a limiting piece, the limiting piece is located on the inner bottom wall of the supporting groove and longitudinally extends along the supporting groove, the cross section of the limiting piece is T-shaped, the limiting piece is used for being embedded with a guide groove in the outer bottom wall of the water guide groove, and the two ends of the supporting groove are open. The supporting groove is used for being inserted into the ends of the two water guiding grooves, the inner wall of the supporting groove can be attached to the outer walls of the water guiding grooves, first flat edges are arranged at openings in the two sides of the supporting groove, second flat edges are arranged at openings in the two sides of the water guiding grooves, the first flat edges are attached to the second flat edges, and locking pieces are arranged on the first flat edges and the second flat edges. The connecting structure is used for limiting the relative displacement of the supporting groove and the water guiding groove in the longitudinal direction and is good in waterproofness, good in wind uplift resistance and easy to install. The water guide assembly has long-acting water resistance and structural stability in a complex environment, and is simple in structure, convenient to disassemble and assemble, convenient to machine, low in material consumption and large in water guide amount.

The present application provides a gasket device, a piston assembly and an electric tool. The gasket device includes: a first side plate with a first through hole; a second side plate with a second through hole co-centered with the first through hole; a base extending between one end of the first side plate and one end of the second side plate; and a positioning mechanism configured to position the gasket device relative to the piston body; the gasket device is configured to be suitable for installation between the two piston arms of the piston body, so that the first side plate and the second side plate face the two piston arms respectively, and the first through hole and the second through hole are aligned with the mounting holes on the two piston arms respectively. The gasket device, the piston assembly and the electric tool of the present application have the advantages of simple structure, easy manufacturing, and convenient use, and can realize automatic alignment of the gasket device, improve installation efficiency, and reduce installation errors.

The present invention relates to a double-station cutting device for foam boards, comprising a bottom plate, to which a feeding mechanism, a cutting mechanism and a feeding table are connected; there are two feeding tables, which are arranged relatively at intervals, and the feeding mechanism and the cutting mechanism are located between the two feeding tables, and the feeding surfaces of the two feeding tables are inclined toward the side away from the cutting mechanism; the feeding mechanism is used to push the foam boards on the two feeding tables toward the cutting mechanism, and the cutting mechanism is used to cut the foam boards on the two feeding tables at the same time. Beneficial effect: A double-station cutting device for foam boards, which uses one cylinder to cut two products at the same time and cooperates with a servo linear module to feed, thereby reducing production costs and improving cutting efficiency.

The utility model discloses a novel glass fiber reinforced plastic gel coat pipeline, and relates to the technical field of glass fiber reinforced plastic gel coat pipelines, the novel glass fiber reinforced plastic gel coat pipeline comprises glass fiber reinforced plastic pipelines, two ends of the glass fiber reinforced plastic pipelines are respectively provided with a first butt-joint assembly and a second butt-joint assembly, and the two glass fiber reinforced plastic pipelines realize rapid butt-joint operation through the first butt-joint assembly and the second butt-joint assembly; the first butt joint assembly comprises a butt joint unit and a sealing unit. Through the arrangement of the first butt joint assembly and the second butt joint assembly and the horn mouth structure of the positioning clamping groove, when the two glass fiber reinforced plastic pipelines are in butt joint, the positioning clamping groove and the positioning convex block do not need to be kept in an accurate alignment state and only need to be approximately aligned, so that the splicing construction difficulty can be reduced, and the splicing construction efficiency is improved. And through clamping connection of the positioning protruding blocks and the positioning clamping grooves, automatic alignment and alignment limiting of the first through holes and the second through holes can be achieved, so that installation of bolts is facilitated, and the installation efficiency of the glass fiber reinforced plastic pipeline is effectively improved.

The utility model relates to the technical field of edible mushroom production machinery, and particularly discloses an automatic basket pushing machine for a fruiting bed frame. Comprising a mounting frame, a driving part and a pushing part, the driving part and the pushing part are arranged on the mounting frame, and the pushing part is driven by the driving part to synchronously push a plurality of storage baskets arranged in a fruiting bed frame and correct the positions of the storage baskets. The pushing part comprises a rack formed by a plurality of pushing base plates and connecting rods and a plurality of pushing plates arranged on the front face of the rack, and the pushing plates are evenly arranged at intervals according to the arrangement mode of the storage baskets and correspond to the storage baskets in a one-to-one mode. A push block integrally formed with the push plate is arranged on the push plate and is used for pushing the storage basket to be aligned to one side of the bed frame under the action of the driving part. By means of the structure, position deviation of the storage baskets in the conveying and turnover process can be effectively avoided, the phenomena of grabbing missing and clamping stagnation during unloading or grabbing are reduced, the labor intensity of manual basket sorting is reduced, and the stability, safety and automation level of fruiting bed frame operation are improved.

The invention relates to the technical field of cabinet doors, and discloses a cabinet door and a manufacturing method thereof, the cabinet door comprises a cabinet door plate main body, the cabinet door plate main body comprises a lower panel and an upper panel, a wooden frame is arranged between the lower panel and the upper panel, a profile frame is arranged in the wooden frame, and the profile frame is filled with solid wood strips. The two sides of the cabinet door, the two sides of the vertical edge and the two sides of the crosspiece are each provided with a notch, the corner connector can be conveniently installed, it is guaranteed that the longitudinal position of the corner connector is not changed, the corner connector can slide along the vertical edge to effectively adjust the transverse position, and the corner connector is composed of the two strip-shaped fixing blocks which are perpendicular to each other, and when the two strip-shaped fixing blocks of the corner connector are clamped into the notches of the vertical edge and the crosspiece respectively, the corner connector can be fixed. Due to the fact that the longitudinal position of the corner connector is not changed, automatic alignment of the longitudinal position of the vertical edge and the longitudinal position of the crosspiece can be achieved, the two strip-shaped fixing edges of the corner connector are connected with the vertical edge and the crosspiece through the fixing screws respectively, stability of the connecting position of the vertical edge and the crosspiece is guaranteed, longitudinal and transverse bending resistance of the cabinet door is guaranteed, and the service life of the cabinet door is prolonged.

The utility model relates to corrugated case technical field discloses a kind of reinforced corrugated case, including box, the box top and bottom front and rear sides are uniformly connected with main box cover, the box top and bottom left and right sides are uniformly connected with auxiliary box cover, shock-absorbing assembly is installed in the box, the shock-absorbing assembly includes buffer pad, the buffer pad is in abutment in box inner wall, the buffer pad bottom is fixedly connected with pad plate, the pad plate bottom is fixedly connected with multiple evenly distributed springs, the spring bottom is fixedly connected with front and rear distribution support plate, the support plate bottom is fixedly connected with connecting plate, the connecting plate bottom is fixedly connected with support frame, in the utility model, by the shock-absorbing assembly of inside installation, pad plate, spring, support plate, connecting plate and the mutual cooperation of support frame constitute multistage shock-absorbing structure, can effectively absorb and disperse vibration and impact force in the course of transportation, substantially reduce goods damage risk.

The invention relates to the technical field of photovoltaic panel hoisting, and discloses photovoltaic panel hoisting equipment for laying construction of a photovoltaic power station, which comprises a hoisting frame, a hoisting bracket rotationally arranged on the hoisting frame, a movable base arranged at the bottom of the hoisting frame, a sliding assembly arranged on the hoisting bracket, and a hoisting assembly arranged on the sliding assembly, the clamping mechanism is arranged on the hoisting assembly; the clamping mechanism comprises an upper clamping cover and a lower clamping cover. According to the photovoltaic panel hoisting equipment for laying construction of the photovoltaic power station, the clamping base and the clamped photovoltaic panel are driven by the screw rod to form an inclined state, then the inclination angle of the photovoltaic panel is adjusted, meanwhile, the inclination angle of the photovoltaic panel is flexibly adjusted through the arrangement, and after the photovoltaic panel is hoisted to the installation position, the photovoltaic panel can be conveniently and rapidly installed. The photovoltaic panel can be directly installed by a constructor without adjusting the inclination angle of the photovoltaic panel, so that the optimal light receiving posture meeting the design requirement is achieved, and the power generation efficiency of a photovoltaic power station is further improved.

This application relates to the field of vehicle technology, and its embodiments provide a vehicle door assembly and a vehicle. The door assembly includes a storage shell, a door panel map pocket, a first magnetic closure, and a second magnetic closure. The door panel map pocket has a receiving groove. The first magnetic closure is disposed on the groove wall of the receiving groove. The second magnetic closure is disposed on the storage shell. The first magnetic closure and the second magnetic closure are magnetically engaged so that at least a portion of the storage shell is located in the receiving groove. The door assembly provided in this application embodiment achieves a detachable connection between the storage shell and the door panel map pocket through the magnetic engagement of the first magnetic closure and the second magnetic closure, improving the convenience of disassembly and assembly and durability. At the same time, the storage shell can store umbrellas or other dirty items, and the detachable storage shell makes cleaning easier.

The utility model relates to a flexible bolt machine of adaptable different material water cup cover belongs to water cup cover bolt machine technical field, this flexible bolt machine of adaptable different material water cup cover, include: base, the top fixed mounting of base has the support frame, the one side fixed mounting of support frame has the bolt machine, the bolt adaptation mechanism is used for adapting the fixed bolt of different material size's water cup cover, the bolt adaptation mechanism sets up in the top of base, wherein, the bolt adaptation mechanism includes setting up the fixed frame in the top of base, the one side of fixed frame is provided with the adaptation component, in use, the water cup cover is placed in the one side of fixed frame, and the adaptation component can realize self -adaptation clamping according to its outer diameter, edge shape and rigidity difference, avoids the slip, the deviation or the clamp injury, realizes stable fixation, the alignment component is used for the automatic alignment hole position before the bolt, promotes the bolt precision, avoids the manual adjustment or the deviation insertion.

This invention relates to the field of data processing technology, specifically to a method for visualizing multi-dimensional operational data based on chart rendering. The method includes acquiring multi-dimensional operational monitoring data, generating feature tensors, and constructing three-dimensional statistical charts; calculating the fluctuation feature scalars of adjacent windows, calling a spatial connectivity detection algorithm to mark abnormal chart regions, extracting bounding box parameters to calculate observation positions, and driving smooth alignment of the camera viewpoint; collecting video memory and frame rate decay slopes as hardware load parameters, and constructing a visual importance field by combining spatial distance and feature decay rate; calculating the aggregation step size and local fusion weights based on hardware load and the importance field, merging and drawing reduced-order primitives, and intercepting the rendering of other primitives. This invention achieves automatic viewpoint focusing on abnormal regions, adaptive reduction and fusion of non-core primitives based on hardware load, and controls rendering overhead while preserving macroscopic topology, achieving a dynamic balance between chart presentation and hardware load.

The invention relates to the technical field of image processing, and particularly discloses a view alignment display method and system for pipeline welding seam defect detection and a storage medium, and the method comprises the steps: obtaining an original DR image and full-automatic ultrasonic detection data representing the defect detection result of the same pipeline welding seam, performing format conversion, length calibration and identification recognition on the original DR image in sequence to obtain a target DR image; and aligning the target DR image with the full-automatic ultrasonic detection data, and performing same-screen display through target display equipment. According to the invention, the problem that the DR image and the full-automatic ultrasonic detection data need to be repeatedly switched among different software operation platforms during comparative analysis is solved, detection professional technicians are helped to carry out comparative analysis and judgment, the problems of repeated switching among different software platforms, non-visual data comparison, non-linkage and the like are avoided, and the detection efficiency is improved. And the efficiency of pipeline weld defect detection is improved.

This application discloses an inner drum deflector installation device, relating to the field of dryer inner drum manufacturing technology. It includes: a base; a deflector feeding device comprising a central seat vertically rotatably mounted on the base, on which a mechanism for placing the deflector is mounted, the mechanism comprising several clamps spaced circumferentially at the top of the central seat; and several feeding mechanisms spaced circumferentially on the base surrounding the central seat, the number of which is the same as the number of clamps, used to feed the deflector to the mechanism; and an inner drum placement device comprising an inner drum support mounted on the base, with an inner drum placement ring vertically slidably mounted on the support, used to invert and place the inner drum, which then descends and locks onto the central seat. This solves the problems currently existing in deflector installation, reduces manual labor, lowers production costs, and improves automation and production efficiency.

The application discloses a reinforcing steel bar bending equipment and a reinforcing steel bar cold bending processing method, and relates to the technical field of buildings. The worktable surface of the machine base is sequentially provided with a correcting device, a limiting plate, a binding device and a rotating disc. The correcting device mainly comprises a chute, a movable plate, a receiving groove and a cap. The cap is moved to the space between the limiting plate and the channel one by means of the movable plate and the receiving groove, and is inserted into the vertically arranged multiple reinforcing steel bars, so that the automatic alignment and fixation of the multiple reinforcing steel bars are realized, a reinforcing steel bar group is formed, and the consistency of the multiple reinforcing steel bars after cold bending processing is improved. In addition, the cap can also be used as a binding fixing piece in the subsequent stacking of the reinforcing steel bars, so that the multiple reinforcing steel bars in the reinforcing steel bar group are fixed with each other, the firmness of the reinforcing steel bar stack is reinforced, and the reinforcing steel bar stack can be stacked higher and more stably.

The utility model discloses a steering column tube welding device, and belongs to the technical field of automobile steering column machining. A steering column tube welding device comprises a workbench, a rotating cylinder, a rotating disc, a clamping assembly, a rotating assembly and a jacking assembly. The rotating disc is fixedly installed on the upper end face of the rotating drum, the clamping assembly is fixedly installed on the upper end face of the rotating disc, the rotating assembly is fixedly installed on the lower end face of the workbench, the output end of the rotating assembly is connected with the rotating drum and drives the rotating drum to rotate, the abutting assembly is fixedly installed on the rotating drum, and the output end of the abutting assembly abuts against the inner wall of the steering column tube. According to the centering device, the base can be clamped and centered through the clamping assembly, then the column pipe can be centered through the jacking assembly, automatic alignment and centering of the base and the column pipe are achieved, labor cost is reduced, and meanwhile centering accuracy is guaranteed.

The invention relates to the technical field of welding devices, in particular to an automatic aligning steel fireproof door welding device which comprises a supporting table and further comprises a butt joint mechanism and a welding mechanism, and the butt joint mechanism is arranged on the supporting table and used for automatically aligning and splicing the long edges and the short edges of a fireproof door frame; the welding mechanism comprises a transverse moving part, a longitudinal moving part, a carrier block, a laser head, a movable block, a motor a, a telescopic component b, a nut block b, a screw rod b and a discharging box. The longitudinal moving part is slidably arranged on the supporting table; the transverse moving part is arranged on the longitudinal moving part; the carrier block is connected with the transverse moving part; the telescopic part b is arranged on the carrier block and is connected with the movable block; the screw rod b is rotationally connected with the movable block; the motor a is arranged on the movable block, and the output end of the motor a is connected with the screw b; the nut block b is in threaded connection with the screw rod b; the laser head is connected with the nut block b; the discharging box is connected with the movable block. According to the invention, the problem of incomplete penetration caused by insufficient laser energy is fundamentally solved, and meanwhile, the required laser power is reduced.

A curve alignment method and device. The method obtains data from at least one machine analyzing test samples and generates a plurality of test curves; in response to an alignment operation from a first point around a first curve to a second point around a second curve in the test curves, records a corresponding relationship of a first feature corresponding to the first point and a second feature corresponding to the second point, and collects corresponding relationships of a plurality of alignment operations as feature data; obtains data from the machine analyzing a current sample and generates a plurality of current curves; according to the corresponding relationship in the recorded feature data, searches for a third point on a third curve of the current curves matching the first feature and a fourth point on a fourth curve of the current curves matching the second feature; and adjusts at least one of the third curve and the fourth curve so that the third point aligns with the fourth point.

The application discloses a kind of water conservancy river and lake four disorder problems research and judgment method, system and equipment, is specifically relevant to water conservancy river and lake research determination field, including constructing multi-source heterogeneous data set and extracting dynamic environment feature generates the feature data set of target water area;Lightweight recognition engine is deployed to feature dimension reduction in edge computing node and generates four light weight feature packages;Through space-time correlation analysis, generate multidimensional decision graph;Finally drive visual early warning platform realizes four disorder problems dynamic visualization.A kind of water conservancy river and lake four disorder problems research and judgment method, system and equipment by controlling space-time deviation within threshold, realized the automatic alignment and efficient fusion of multi-source data, significantly reduce the need for manual intervention and pre-processing computing resource consumption;Through radiation correction coefficient and dynamic weight distribution strategy, reduce the model parameter adjustment frequency;Through space-time correlation analysis, provide multidimensional scientific basis for decision-making, optimize the management efficiency.