635results about How to "Reduce manual labor" patented technology

The invention provides a visual relay protection setting calculation system and method, and relates to the field of relay protection. According to the using characteristics of power consumers, the visual setting calculation system integrated multiple functions is developed and comprises a man-machine interaction interface module, a calculation module, a data management module and a report generation module. The visual relay protection setting calculation method comprises the steps that drawing of a geographical wiring diagram is finished, a network topology structure is formed by the geographical wiring diagram, node numbering and branch node numbering are automatically finished according to the geographical wiring diagram, and short-circuit calculation is carried out by calling essential data; a setting calculation principle and a formula are stored in the calculation module, stand-by data are formed according to the setting calculation principle, system setting calculation data are formed by the stand-by data and the essential data, and the system gives an alarm when a protection constant value is larger than a set threshold value; finally, a report is generated by calculation results to be output. According to the visual relay protection setting calculation method, short-circuit calculation results are directly called in a setting calculation part, the calculation time can be saved, the report can be singly generated by the calculation data of each module, and subsequent analyzing and processing can be conveniently achieved.

The invention discloses a flight carrier system of an unmanned aerial vehicle.The flight carrier system comprises a lifting mechanism and a grabbing mechanism.The lifting mechanism comprises a fixing carrier plate, a lifting carrier plate and a lifting lead screw.A driven tooth is arranged at one end of the lifting lead screw.A driving tooth is arranged on the lifting carrier plate.The driving tooth drives the driven tooth to rotate to control the lifting lead screw to be lifted.The lifting lead screw is lifted to drive the lifting carrier plate to move.The grabbing mechanism comprises a base, a movable arm and a traction device controlling the movable arm.The base is provided with a pair of movable arms, a rotating handle and a traction rod.The rotating handle rotates forward and reversely to pull the traction rod to extend and contract to drive the two movable arms.The grabbing mechanism is provided with a bottom carrying mechanism.Compared with the prior art, the flight carrier system of the unmanned aerial vehicle has the advantages that by means of longitudinal moving of the lifting mechanism and clamping of goods through the grabbing mechanism, the unmanned aerial vehicle can transport the goods by means of remote control, labor force is saved, and the working efficiency is improved.

The invention discloses a multi-station full-automobile casting machine comprising a casting robot. The casting robot is fixed on one side of a workbench on a mainframe, at least three casting units are annularly distributed on the workbench, and a hydraulic pushrod mechanism is arranged face to face at one casting unit on one side of the workbench; the hydraulic pushrod mechanism supports the casting unit, a bull gear is arranged at the bottom of the workbench, pulley supports are fixed on the edge of the workbench corresponding to the casting units, each pulley support is provided with a pulley, a guide rail table is arranged on the mainframe and is provided with a motor, the motor drives a small pinion to rotate, the small pinion is meshed with the bull gear, and the pulleys acts circular movement along the guide rail table. With the multi-station full-automobile casting machine, a whole lower mould fixture moves to be regulated through the regulation of a guide rod so as to meet the requirement of an upper casting mould and a lower casting mould on compact matching; simultaneously, the casting units rotate through a hydraulic system, thus the manufactured castings have higher degree of crystallization and higher strength.

The invention discloses a plate type production line capable of automatically charging and discharging. The plate type production line comprises a charging platform, a machine body and a discharging platform; the charging platform comprises a lifting platform which is arranged on a base, a shear shank is arranged at the lower part of the lifting platform, and one end of a hydraulic cylinder is connected to the base; the discharging platform consists of a motor, a reduction box, a belt, a stopping bakelite plate, a section frame, an optoelectronic switch and a rolling shaft; the machine body consists of a bed body assembly, a gantry assembly, a charging assembly, a rear locator, a lateral locating system, an X sliding plate assembly, a Z shaft assembly, a dust collection system and a pushing system. The plate type production line provided by the invention has the beneficial effects that manual labor can be reduced greatly, the plate locating precision is higher, the use ratio of plates can be improved, and the production cost can be reduced; furthermore, plates can be pushed to the discharging platform timely after the completion of plate processing, so that time that plates occupy the machine main body, after the completion of processing, can be reduced, and the production efficiency can be greatly improved.

The invention discloses an indoor multi-target track planning system and method wherein the entire system of the method comprises a plurality of cameras, a computer, a wireless router and smart small vehicles. The plurality of cameras photograph the indoor scenes in real time and the photographed images are transmitted to the computer in the control room through a wireless transmission network. The computer firstly pre-processes the photographed images and then, the photographed images are spliced. The computer plans barrier-free paths from the starting points of the various indoor smart small vehicles to a target point. Through the wireless transmission network, the path information is transmitted to the communication modules of various smart small vehicles. The movement control modules of the smart small vehicles control the movement of the smart small vehicles according to the received instruction information. The barrier avoiding modules of the smart small vehicles cooperate and work with each other in their moving process to assist the smart small vehicles to steer clear of the barriers. The system and the method of the invention increase the flexibility of indoor smart small vehicles in their running, raise the automatic running level of the indoor smart small vehicles and play an important scientific role and have great application value.

The invention discloses a turnable forging device for production of environment-friendly materials. The turnable forging device comprises a base. A first fixing plate, a first support plate, a secondsupport plate, a second fixing plate and a third support plate are connected to the upper end face of the base sequentially. A mounting box is fixedly connected to the other end of the third support plate. A first motor is arranged in the mounting box. A support frame is connected to the lower end face of the first motor fixedly. A rotating rod is fixedly connected with one end of a rotating shaftof the first motor. The turnable forging device has the advantages that a second motor drives a worm to rotate, a clamping plate moves close to the middle on a screw rod until a workpiece is clamped,the clamping plate completely enters a clamping groove through movement of a first hydraulic elongator, the rotating rod is rotated by 180 degrees through rotation of the first motor to turn over theworkpiece, and the workpiece falls off through retraction of the first hydraulic elongator and reverse rotation of the second motor, so that the workpiece is turned over by 180 degrees mechanically,labor is reduced, working efficiency is improved, and accidents of workers are reduced.

The invention discloses a method for performing sequencing and cluster analysis on V6 hypervariable regions of metagenomic 16S rDNAs. The method comprises the following steps of: extracting DNAs of microbes; performing polymerase chain reaction (PCR) on V6 hypervariable regions of metagenomic 16S rDNAs, and inserting a tag sequence in each sample; hybridizing PCR products of different samples; setting a database of hybrid PCR products by Solexa method; performing pair-end sequencing on the library of V6 hypervariable regions by using Solexa sequencing tools to obtain primary sequencing data; screening the sequencing data to filter low-quality data; assembling full-length sequences of the V6 hypervariable regions by means of contig relationship; distributing reads to the corresponding samples by the tag sequences; and performing classification analysis on the reads to complete high-throughput and accurate classification of microbial populations by sequencing the hypervariable regions.

A driverless tractor control system and control method comprises: a satellite positioning module, an environmental perception module, a telecontrol interference module, a cloud platform module, a pathplanning module, a decision-making control module and a security module. The satellite positioning module, the environmental perception module, the telecontrol interference module, the cloud platformmodule and the path planning module are separately connected to the decision-making control module. The satellite positioning module, the environmental perception module, the telecontrol interferencemodule and the cloud platform module are separately connected to the security module. The satellite positioning module is connected to the path planning module. Because a multisensor of a laser radar, a millimeter wave radar and a machine vision camera is used, reliability is high, and a type and a distance of a barrier are identified more accurately and fast. There are the telecontrol interference module and the cloud platform module, so that security and usability of the driverless tractor are significantly improved. Two path planning modes of a nesting mode and a shuttling mode are developed, which are convenient and flexible, so that efficiency is improved, and a requirement of collaborative operation among multiple machines can be met.

The invention is suitable for the technical field of automatic control, and provides a production line device used for similar multistage assembly product code assigning and tracing. A first bar code reader 5 is used for reading EAN-13 codes of single stage products after separation, a first rejection device 6 is used for rejecting the single stage products with the reading EAN-13 codes, not involved in current work order information, a first obstruction cylinder 7 is used for obstructing the single stage products under a laser coding machine 8, the laser coding machine 8 is used for printing two-dimensional codes on the upward sides of the single stage products, a first pushing cylinder 9 is used for pushing the obstructed single stage products periodically, an interval separation device 10 is used for separating the single stage products moving again at equal intervals according to a setup parameter, a two-dimensional code collector 11 is used for reading the two-dimensional codes of the single stage products, and a second rejection device 12 is used for rejecting the single stage products with the two-dimensional codes which cannot be read successfully. Through operations of an IPC and a PLC device, the parameter setting is finished, so that the production line device can produce special-type or special-stage finished products as required, and has the universality, and the cost is reduced.

The invention discloses a package volume measuring method based on machine vision. The method comprises the following steps: S1, fixedly mounting a vision camera, calibrating the vision camera and converting the vision camera under a world coordinate system; S2, initializing height of the vision camera; S3, putting a package on a measuring table surface, and acquiring a depth image A2 through thevision camera; S3-1, acquiring package edges according to the depth image A2, and judging the size type of the package; S4, performing image division on the depth image A2 to acquire a package area ofan image; S4-1, calculating and acquiring dot cloud of the package area of the image, processing dot cloud splicing and performing smooth processing to acquire package dot cloud; S4-2, analyzing thepackage dot cloud size of the package dot cloud acquired in the step S4-1; and S5, calculating the sizes, including length, width and height, of the package area of the image, and calculating to acquire actual volume V of the package. According to the package volume measuring method disclosed by the invention, the measurement of the package size can be completed by adopting the package volume measuring method based on machine vision instead of an existing manual way, so that the measurement accuracy can be effectively improved, the labor cost is reduced, and the working efficiency is improved.

The invention relates to a counterforce loading frame for a multifunctional self-balancing type continuous beam test. A longitudinal sliding groove is machined in the middle of the upper surface of a counterforce frame bottom plate. Electric hoisting devices, counterforce loading frame stand columns and distribution beam supports are arranged on the slide groove. Full threads are machined in the counterforce loading frame stand columns. Orientation wheels are arranged at the bottoms of the counterforce loading frame stand columns. Lower beams are arranged on the tops of the counterforce loading frame stand columns through screw thread fit. Middle beams and upper beams are fixedly arranged on beam stand columns through nuts. Test beams are arranged between the middle beams and the upper beams. Displacement monitoring device supports are arranged on the tops of the upper beams. Distribution beams are placed on the distribution beam supports. The two sides of the distribution beams are provided with rulers and slide grooves, wherein hooks are arranged on the slide grooves. Roller supports are located on the distribution beams. Jacks are arranged on the lower portions of the distribution beams. The counterforce loading frame is suitable for tests of continuous beams, simply supported beams and columnar components, and the span can be changed so that the counterforce loading frame can be used for components of different sizes.

The invention provides auxiliary transferring equipment for textile production, and relates to the field of textile equipment. The auxiliary transferring equipment comprises a base, a fixing seat is fixedly mounted at the top of the base, a working table is arranged on the upper side of the fixing seat, a first supporting column is arranged on the left side of the fixing seat, a motor is fixedly mounted on the left side of the first supporting column, a driving gear is arranged on the left side of the first supporting column, a rotating shaft of the motor is in transmission connection with thedriving gear, and a threaded rod is arranged in the first supporting column. According to the auxiliary transferring equipment for textile production, textile cloth can be clamped and fixed through clamping plates, the firming effect on the cloth is ensured during transporting of the textile cloth, the textile cloth is prevented from toppling, the quality of the textile cloth is improved, and damage to the textile cloth is reduced; and the buffering effect can be achieved through a first buffering spring and a second buffering spring, bumping in the transporting process is reduced, and the damage to the textile cloth is greatly reduced.

The invention discloses a self-cleaning dust remover, which comprises a box body, an air inlet is formed in the side wall of the box body in a penetrating mode. The inner bottom of the box body is rotationally connected with a transmission shaft; a plurality of rotating blades are fixed to the circumferential side wall of the upper portion of the transmission shaft, an upper sealing ring in sealedsliding connection with the top in the box body is fixed to the ends, away from the transmission shaft, of the rotating blades, a filter screen is fixed to the bottom of the upper sealing ring, and alower sealing ring in sealed sliding connection with the bottom in the box body is fixed to the bottom of the filter screen. The method has the advantages that an air control plate is provided with asingle-side arc surface; the flow rates of the two sides of the air control plate are different when airflow flows through the air control plate; the air pressure difference is generated between thetwo sides of the air control plate, the filter screen vibrates under the impact of the push block, dust on the filter screen is separated from the filter screen through the impact of the push block onthe filter screen, self-cleaning of the filter screen is achieved, and the filter screen keeps a good filtering effect in the long-time use process.

The invention discloses a self-service equipment monitoring method and a self-service equipment monitoring device. The method includes: acquiring status messages of self-service equipment, wherein the status messages include self-service equipment hardware operating statuses, equipment operating statuses and paper money box statuses; analyzing the status messages; taking the self-service equipment hardware operating statuses, the equipment operating statuses and the paper money box statuses acquired by analysis as status information, and storing the status information into corresponding self-service equipment status flow tables; counting usage rates of the self-service equipment according to the corresponding self-service equipment status flow tables. The self-service equipment monitoring method and the self-service equipment monitoring device have the advantages that self-service equipment status messages are acquired automatically while manual recording of self-service equipment information is not needed, subsequent equipment usage rate calculation is performed according to the status messages, and consequently manual labor is reduced while equipment statuses can be determined more accurately and quickly.

The invention discloses a five-axis linkage numerical control polishing machine which comprises a machine base and a main shaft and is characterized in that one surface of the main shaft is provided with a polishing head; the other side of the main shaft is provided with a Z-axis feeding platform; an X-axis feeding platform is arranged near the main shaft; the X-axis feeding platform and the Z-axis feeding platform are vertical to each other; the machine base comprises a Y-axis feeding platform, a vertically rotary motor and a working table surface; the Y-axis feeding platform is arranged in the middle of the machine base; the vertically rotary motor is arranged at one side of the machine base; the other side of the machine base is provided with the working table surface; the Y-axis feeding platform is provided with a movable table surface; a horizontally rotary motor is arranged at the lower part of the movable table surface; therefore, the machine has the advantages of high location precision and constant polishing effect; the motor drive can achieve the high rotation speed (10000 rpm to 20000 rpm); the machine can be freely switched between the dry polishing and the wet polishing; and the machine can be used for improving the flexibility of working hours, making up for the deficiency of the prior art, improving the production efficiency and realizing complete numerical control and intelligence.

The invention relates to an electric vertically-pulled spinal correction machine, which is characterized in that an electric rotary lifting seat is arranged at one side of a chassis; a hollow stand column consisting of an upper support and a lower support is arranged at the other side of the chassis; the top end of the upper support is connected with an upper supporting board provided with a motorframe; an electric chest positioning bracket device is arranged at one side surface of the motor frame which is arranged at the same side with the upper support; an electric transverse arm longitudinal positioning device is arranged at the other side surface of the motor frame and is provided with an electric transverse arm traverse positioning mechanism; a lever-type pedal plate is arranged at the heel part of the stand column; a belt loop of the pedal plate is connected with a soft belt ring; and the top section of the lower support is provided with a switchboard. The invention not only hasreasonable design and compact structure, realizes mechanical operation by mechanical adjustment on all traction directions and parts instead of manual adjustment, but also is added with a chest, lever-type pedal plate and a correction counterweight display screen, thus having the advantages of good traction effect, wide treating range, flexible operation, convenient use and the like.

The invention provides an automatic monitor for suspended load sediments in river water. The automatic monitor comprises a sample container with a water inlet, an overflow port and a water outlet, a weighing instrument which is electrically connected with a controller, a water pump which is electrically connected with the controller, and the controller, wherein a solenoid valve is arranged on the water outlet; an inlet of the water pump is connected with one end of a water inlet pipe, and the other end of the water inlet pipe stretches into water to be monitored; an outlet of the water pump is communicated with the water inlet of the sample container; the controller is used for transmitting instructions to the water pump, the weighing instrument and the solenoid valve respectively according to preset starting conditions and controlling actions of the water pump, the weighing instrument and the solenoid valve. The water pump is controlled to pump water in a specified volume into the sample container at a specified time point through the controller, the sample container containing water is weighed by the weighing instrument, and finally, the controller can obtain the content of suspended load sediments in water according to weighing data, the volume of pumped water and the specific gravity of the suspended load sediment. Moreover, monitoring conditions are input into the controller in advance, and manual sampling and other processes are not required, so that the monitoring efficiency is improved, and manual labor is reduced.

The invention relates to the field of machining, in particular to automatic grinding equipment for an inner ring and a surface of a bearing ring. The automatic grinding equipment comprises a workbench, and further comprises a feeding assembly for automatically feeding a plurality of bearing rings, a rotating assembly for driving the bearing rings to rotate at a high speed, a material conveying assembly for driving the bearing rings to the rotating assembly, a grinding assembly for grinding the inner rings and the outer surfaces of the bearing rings, and a discharging groove for discharging thebearing rings, wherein the feeding assembly, the rotating assembly, the grinding assembly and the discharging groove are all arranged at the top of the workbench, the rotating assembly is located beside the feeding assembly, the material conveying assembly is arranged on one side of the feeding assembly, the grinding assembly is located beside the rotating assembly, a discharging box is further arranged at the discharging end of the discharging groove, and the feeding assembly comprises a feeding channel and a support. According to the automatic grinding equipment, the problem that the machining efficiency of a bearing ring is reduced due to manual grinding is solved, manual labor is reduced, and the machining efficiency is improved.

The invention discloses a method for analyzing password data in the field of computer security, and particularly relates to a system for analyzing the attribute relation of real password data based on neural network modeling to obtain valuable information. The method comprises the following main steps: acquiring a password attribute data source, determining a neural network model, carrying out training learning, carrying out a simulation test and the like. The password attribute data source is obtained by endowing each password with a group of attributes and performing assignment according to password compositional features in sequence; the neural network model comprises a network type, input and output attributes, the number of network layers, the number of neutrons of each layer, training sample and simulation sample capacity, and relevant function and parameter setting; the training learning is to obtain a relation model closest to a real one by continuously correcting the model according to a certain quantity of attribute data training samples; the simulation test is to test a trained network according to a certain quantity of attribute data test samples; whether a valuable relation and a rule exist between the input attribute and the output attribute or not is judged according to the simulation accuracy, thus instructing a dictionary file to be generated and providing directive assistance for cracking and recovery of the password.

The invention relates to an IAP (Internet Access Provider) based configurable full-network remote node firmware upgrading method, and aims to solve the problem that in the heterogeneous network environment, upgrading of remote node firmware is restricted by the bus fixing manner and the environment. The upgrading method comprises the following steps: a CPU module of a PLC (Programmable Logic Controller) is adopted to configure a bus protocol between the CPU module of the PLC and a remote node by receiving a bus configuration instruction sent by an upper computer; the CPU module of the PLC is adopted to send a received file upgrade instruction sent by the upper computer to a BOOT area of the remote node through the pre-configured bus protocol; after receiving the instruction, the BOOT area is adopted to control the remote node to erase an application program area; the upper computer is adopted to transmit a pre-configured upgrade file in a bus protocol format to the remote node through the CPU module of the PLC, and an application program of a remote node application program area is upgraded through an IAP module.

The invention discloses an automatic belt butt joint device. The automatic belt butt joint device comprises two pairs of suction plate mechanisms arranged up and down, two roll material winding rotating shaft mechanisms arranged above the suction plate mechanisms, two roll material unwinding rotating shaft mechanisms arranged below the suction plate mechanisms, an adhesive pasting mechanism and acutter mechanism, wherein the adhesive pasting mechanism and the cutter mechanism are arranged on the left side and the right side of the suction plate mechanisms separately, the two roll material unwinding rotating shaft mechanisms are used for installing roll materials, the two roll material winding rotating shaft mechanisms are used for tensioning the roll materials in cooperation with the rollmaterial unwinding rotating shaft mechanisms, the suction plate mechanisms are used for sucking and clamping roll material belts, the cutter mechanism is used for cutting off the roll material belts,and the adhesive pasting mechanism is used for bonding the needed roll material belts. By means of the automatic belt butt joint device, the roll material belts can be subjected to butt joint rapidlyand automatically without shutting down the device or manually cutting off the roll material belts, manual labor is relieved, and accordingly the working efficiency of the device and the butt joint quality of the material belts are improved.

The invention relates to the field of mechanical equipment, in particular to assembly equipment for an electromagnet core. The assembly equipment comprises a lower cover feeding device, a lower coverpositioning device, a dispensing device, a core feeding device, core positioning devices, a core conveying device, an upper cover feeding device and an upper cover conveying device, wherein the lowercover positioning device and the dispensing device are sequentially arranged at the side of the lower cover feeding device; the core positioning devices are arranged at two sides of the core feeding device and the core positioning devices both are located at the side of the lower cover feeding device; the core conveying device is located above the core positioning devices and the lower cover feeding device; the upper cover feeding device is located at the side of the lower cover positioning device; the upper cover conveying device is located above the upper cover feeding device and the lower cover positioning device; the dispensing device comprises a mounting rack, a gluing component and a dispensing component; a mounting plate is arranged at the upper part of the mounting rack; and a plurality of connection posts are arranged between the mounting plate and the mounting rack. According to the assembly equipment for the electromagnet core, automatic assembly of the electromagnet core isachieved, so that the production efficiency is improved.

The invention provides a full-automatic paving machine of ceramic colored code bricks. The full-automatic paving machine of the ceramic colored code bricks solves the problems that an existing paving machine cannot separate front faces and back faces of the colored code bricks and a mass of manual work is necessary to separate the front faces and the back faces of the colored code bricks and the like. The full-automatic paving machine of the ceramic colored code bricks comprises a rack, a vacuum pump, a sucking disc, a convey band and a shifting frame, wherein the convey band is installed on the rack, and the shifting frame is arranged on the rack in a movable mode. A sucking disc lifting mechanism is installed on the shifting frame. The sucking disc is installed on the sucking disc lifting mechanism. The full-automatic paving machine of the ceramic colored code bricks further comprises a negative pressure reversing box. The negative pressure reversing box is arranged on the rack in a rotatable mode. The sucking disc and the negative pressure reversing box are respectively communicated with an extraction opening of the vacuum pump through a pipeline. The convey belt comprises a lifting convey belt. The lifting conveying belt is connected with a convey belt lifting mechanism. The negative pressure reversing box is located over the lifting convey belt.

The invention relates to a handling device, in particular to a weight handling device for logistics. Technically, the invention aims to provide a weight handling device for logistics characterized bytime saving, artificial labor reduction and convenient use. In order to solve the above-mentioned technical problems, the invention provides the weight handling device for logistics, and the device comprises a pedestal, a first motor, a first bevel gear, a second bevel gear, a first bearing, etc. A sliding rod and the first motor are installed on the pedestal from left to right successively, the sliding rod is equipped with a sliding sleeve slidably, the left part of the sliding sleeve is equipped with a connecting rod, the left part of the connecting rod is equipped with a grabbing apparatus,a screw nut is disposed at the right part of the sliding sleeve, the screw nut is internally equipped with a screw rod through thread, and the lower part of the sliding rod is provided with a first bearing. The weight handling device for logistics provided by the invention achieves the purposes of saving time, reducing artificial labor and convenient use, can quickly complete handling of a largenumber of weights, and greatly improves the work efficiency.

The invention relates to fully automatic cardboard box production equipment. The fully automatic cardboard box production equipment comprises a machine frame, a cardboard transporting device, a general cardboard box binding machine, a cardboard box transporting mechanism, a fully automatic folding box nailing mechanism and a cardboard box holding device, wherein the cardboard transporting device, the general cardboard box binding machine, the cardboard box transporting mechanism, the fully automatic folding box nailing mechanism and the cardboard box holding device are sequentially arranged on the machine frame; the cardboard transporting device comprises a first transporting table, a second transporting table, cardboards and a transmission mechanism, wherein the cardboards are respectively placed on the first transporting table and the second transporting table; first guide plates are arranged in front of the first transporting table.

An automatic truss type spraying system facing hull sections comprises a route planning module, a motion control module and a spraying unit movably arranged on a crane rail. The spraying unit is connected with the route planning module and the motion control module, receives a route control order from the route planning module, and a spraying operation order from the motion control module, and feeds back real-time working condition information to the motion control module. The route planning module converts three-dimensional ship segmentation drawings into executable spraying route files to the motion control module, and outputs the spraying route files to the motion control module. The motion control module converts the motion trail of a spray gun of the spraying unit into spraying operation orders. The automatic truss type spraying system is based on existing equipment of a shipyard segmentation workshop, an existing ship segmentation three-dimensional database and a planning unit, and the motion trail of the spray gun of the automatic truss type spraying system is controlled. The explosion-proof design of the automatic spraying system meets the EXd2b T4 explosion-proof grade.

The invention relates to an indoor decoration wall tile laying device. The indoor decoration wall tile laying device includes a moving device, two side plates, a feeding device, laying device bodies and plastering devices. The side plates are front and back symmetrically installed on the middle part of the upper end of the moving device, the feeding device is installed at the upper ends of the side plates by welding, the laying device bodies are laid below the feeding device, and the laying device bodies are installed in the side plates, and the plastering devices are arranged at the left endsof the laying device bodies. According to the indoor decoration wall tile laying device, the problems that the laying process is cumbersome and the manual installation accuracy is low due to the factthat when laying is carried out manually, the rough surface of a wall tile is plastered with cement manually, and then the wall tile is positioned and laid manually; and the laying efficiency of thewall tile is reduced due to the fact that when laying is carried out by an existing indoor wall tile laying device, the wall tile is manually placed on the wall tile laying device for locking and fixing, and then the rough surface of the wall tile is plastered with cement, the plastering of the cement is uneven during laying, wall tile laying produces hollowing, and the process of manual placing of the wall tile is cumbersome can be solved.

The invention discloses a sparse inversion based migration velocity analysis method. The sparse inversion based migration velocity analysis method comprises the steps of performing prestack depth migration according to seismic data and an initial velocity model to obtain a co-imaging point trace gather; picking up cophasal shaft residual depth in the co-imaging point trace gather and using the cophasal shaft residual depth as system input data; utilizing the residual depth and a velocity model to be calculated to establish a migration velocity analysis sparse inversion mode; utilizing a nonlinear iteration algorithm to solve a velocity mode; repeating execution till a shutdown rule is confirmed, and inversing a final migration velocity model. The invention further discloses a sparse inversion based migration velocity analysis device. By means of the technical scheme, the migration velocity model can be quickly inversed, multiple solutions can be decreased, and the sparse inversion based migration velocity analysis method and device have good application value on large-scale earthquake velocity modeling application.

The invention relates to a safety management method and a safety management system for an electronic file. The safety management method comprises the following steps: predefining a safety management rule for the electronic file at a managing end and sending the safety management rule to a client; executing the following steps by the client under a predetermined condition: scanning the content of the electronic file and extracting a feature vector of the electronic file in a security space according to an extracting rule for the feature vector of the electronic file and a weight matrix of the security space; calculating a distance between the feature vector and the center vector of each security level and confirming a security vector according to a confirming rule for the security vector of the electronic file; confirming an approved storage area corresponding to the security vector according to the mapping relation between the security vector and a storage area; judging if a planning storage position or a stored position for the electronic file is contained in the approved storage area; if the planning storage position or the stored position is not contained in the approved storage area, executing a preset first operation according to an abnormal condition judging rule.

The invention discloses a packing box automatic stacking transferring device and a transferring method thereof. The packing box automatic stacking transferring device comprises a base, a lifting mechanism is arranged on the base, a shifting mechanism is arranged at the bottom of the base, after the lifting mechanism is lowered to the lowest position, a roller conveying mechanism moves a packaging box body out of the lifting mechanism, and one side of the base is provided with a horizontal conveying mechanism matched with the roller conveying mechanism; and the lifting mechanism is arranged at the tail end of a high-rise horizontal conveying mechanism, the lifting mechanism is arranged, the packing box automatic stacking transferring device can be matched with a high-rise horizontal transmission mechanism, so that the high-position packaging box body can be orderly stacked to form a multi-box vertical alignment, and the multi-box vertical alignment can be stably transferred to a low position, then the box body of the stacking box is horizontally output through the roller conveying mechanism and the horizontal conveying mechanism, so that the box body can be orderly output, manual carrying is not needed, the labor force is reduced, the working efficiency is improved, and the production cost is greatly reduced.