62results about How to "Easy to get started" patented technology

The invention discloses a navigation system of a position sensor and an attitude sensor and a fusion method of the system. The method comprises the steps that complementary filtering is combined with Kalman filtering to be called complementary Kalman filtering for short, position and speed information measured by a GPS and barometer subjected to low-pass filtering and position and speed information obtained through acceleration estimation after high-pass filtering is conducted serve as input of a Kalman filter, a weight value of the complementary filtering is automatically adjusted through the Kalman filtering, the problem that the weight value of the complementary filtering is adjusted manually is effectively solved, GPS position information and acceleration information of the attitude sensor are fused to output transverse position and speed information, and barometer height information and z-axis acceleration output by the attitude sensor are fused to output z-axis position and speed information. The fused output position and speed information is more accurate compared with position information output by an ordinary GPS and barometer before fusion is conducted, and more accurate speed information can be provided.

The invention discloses a distributed ultrasonic obstacle avoidance system and an obstacle avoidance method thereof. The obstacle avoidance system comprises a carrier, a processor, and a plurality of ultrasonic modules. The carrier is used for carrying the processor and the ultrasonic modules. The ultrasonic modules are arranged on the carrier, the emitting direction is outward, and the included angle between the emitting directions of every two adjacent modules is equal. The processor is used for calculating the detection distance of obstacles in all ultrasonic module directions and sending an obstacle avoidance instruction to the carrier. The system works according to the following steps: judging whether an obstacle is within a set obstacle avoidance range; judging whether the speed of the carrier in the obstacle direction is nonnegative; and if the speed of the carrier in the obstacle direction is nonnegative, randomly generating at least two paths not passing the obstacle range from the current position according to a preset step length, taking one step along the paths, and linearly marching towards the endpoint from the current point. The distributed ultrasonic obstacle avoidance system and the obstacle avoidance method are of low cost and high adaptability, and have great practical values.

The invention belongs to the field of lower limb exoskeleton robots, and discloses a flexible lower limb exoskeleton based on variable rigidity springs. Through the fact that the flexible lower limb exoskeleton is provided with n-1 nylon strings and n spring elements, the two ends of an i nylon string are fixed opposite to the two ends of an i spring element, the i nylon string reserves a specified slack reservation amount to limit the maximum stretch length of the i spring element, i=1,2,...n-1, the rigidity change in the process of motion is realized, the different nylon strings stretch in moving to different stages, so the corresponding spring element cannot continue to be stretched, the total rigidity of the spring elements is changed, and energy is effectively stored, but the nylon strings do not limit recovery of the spring elements, so the spring elements can provide assistant force during the recovery, and finally metabolic consumption of a human body in the process of walking and squatting is reduced.

The invention relates to the technical field of cables, in particular to a distribution method of optical cable chromatography, comprising the following steps: A. inputting information which comprisesan optical cable structure, a chromatography distribution method, and the like; B. coding the information; C. calling an identification module; D. calling an intelligent distribution module to execute the following steps according to identified information: automatically calling a working procedure document, drawing a chromatography distribution table, a section sketch map, a detection report table, and the like, and distributing to the each working procedure machine; and E. outputting a result. The method has the following advantages of: (1) reducing the master degree requirement for information recorders on optical cable professional knowledge, and saving training time; (2) simplifying the training of the structure knowledge to staffs and reducing error rate; (3) saving paper cost, printing cost and labor cost; (4) accelerating the complete time of a detection report and alleviating the workload of detecting staffs, so that the detecting staffs have more time to detect products.

The invention discloses an automated testing system and method for an SDNS (Secure Domain Name System) interface. The system comprises a main process control module, a service monitoring module, an expected result module and a report generation module, wherein the main process control module is used for reading a testing configuration file, obtaining the description file of the interface test caseof an SDNS interface to be tested and the appointed path of interface testing data, executing SDNS interface calling on the basis of the description file and the interface testing data of the interface test case under an appointed path, obtaining a practical calling result, and emitting an instruction; the service monitoring module is used for initiating service monitoring according to a servicemonitoring instruction emitted from the main process control module to obtain and store service monitoring result data; the expected result module is used for comparing a practical calling result withan expected calling result to obtain an automated testing result, and outputting an automated testing result; and the report generation module is used for generating a test report according to the report generation instruction emitted from the main process control module on the basis of the automated testing result. The testing system is quick in implementation and high in universality.

The invention provides a universal graph, image and vision development library. The library consists of three parts, namely a basic function engine, an application function engine and a third-party component engine; the basic function engine part comprises a core part, a math part and a Windows driving part and provides a basic algorithm, a math calculation function and a function relevant to Windows; the application function engine part comprises a two-dimensional (2D) image process, a three-dimensional (3D) graph process, a vision part, a physical simulation part and a rendering part and provides relevant functions of computer graph and image process; and the third-party component engine provides other opens to assemble, develop and load a third party. The invention has the characteristics of: 1, openness; 2, compatibility of two mainstream functional libraries of OpenGL and Direct; 3, introduction of compute unified device architecture (CUDA); 4, image coloring technology for relieving the illumination influence; and 5, thin plate spline (TPS) Image Morphing based on a graphic processing unit (GPU).

The invention discloses a code-free unit or interface test method. The code-free unit or interface test method comprises the following steps: S1, automatically generating a test code by using a tool;S2, filling in a test case configuration in an excel table; and S3, analyzing the test case configuration in the step S2 by using a framework component, and performing automatic test and assertion onthe test case in the step S2 by using the test code generated in the step S1. The invention also discloses a code-free unit or interface test device, which comprises an automatic test code generationunit, a configuration unit and an analysis unit. According to the technology disclosed by the invention, the test code writing efficiency can be better improved, and the threshold of interface testingand unit testing by testers is lowered.

The invention discloses a numerical control machine tool-based automatic point finding and machining process, and relates to the technical field of numerical control machine tools. The process comprises the steps of 1, authority authentication; 2, appearance scanning; 3, comparison and standard building; 4, data modeling; 5, machining point fixing; 6, machining operation: carrying out working stroke calculation through an operation calculation module, and operating, through a control switch, a machining device to carry out machining; and 7, backup storage: directly transmitting a to-be-machined image and coordinate data obtained in the step 5 into an information storage module for storage. According to the numerical control machine tool-based automatic point finding and machining process,a modeling manner is utilized to scan the to-be-machined components, a projection imaging manner is utilized to carry out simulation, and a system is utilized to directly control the device to carry out point location machining after coordinate determination is carried out on the simulated image, so that the aim of automatic point finding and machining is achieved; and the process is simple to start and efficient to operate, and makes the machining more accurate and rapid.

The invention provides an estimation and calculation method of greenhouse gas emission in a whole life cycle of an electric vehicle. The method mainly comprises the following steps: respectively calculating greenhouse gas emission of the electric vehicle in three stages of production, operation and scrapping, and then summarizing, thus a measured value of greenhouse gas emission in the whole life cycle of the electric vehicle can be obtained; the production stage comprises the greenhouse gas emission of four processes of vehicle body material production, vehicle-mounted battery production, automobile assembly and automobile transportation; the operation stage comprises the greenhouse gas emission of two processes of power utilization and daily maintenance; and the scrapping stage comprises the greenhouse gas emission of two processes of electric vehicle scrapping and recycling. The estimation and calculation method of the greenhouse gas emission in the whole life cycle of the electric vehicle provided by the invention can perform quantitative evaluation on a greenhouse gas emission level in the whole life cycle the of electric vehicle systematically and accurately.

The invention discloses an enterprise internal office management operation support integrated platform and an operation method, and the platform comprises a PC terminal and a mobile terminal, and thePC terminal and the mobile terminal establish telecommunication connection with an enterprise internal operation support management system. The enterprise internal operation support management systemestablishes telecommunication connection with the PC terminal and the mobile terminal through unified platform management, the unified platform management establishes platform management through the robot system, and data managed by each platform is input into the enterprise internal operation support management platform in an artificial intelligence mode. According to the method, the current manual information modification is changed by adopting a flow driving information modification mode, so that the information accuracy is improved; Robot management is realized through an artificial intelligence mode according to existing repeated work; The problem of inconsistent organization and login among the systems is eliminated, and consistent management is carried out from a unified entrance; and the current information island phenomenon of enterprise internal management is changed. And each management system in the enterprise can be associated with each other and independent from each other.

The invention discloses a spiral electric hardware fitting storage rack and relates to the technical field of electric hardware fittings. The spiral electric hardware fitting storage rack comprises a base, a spiral tray arranged on the base and storage devices arranged on the spiral tray; the spiral tray is fixedly or rotatably connected with the base; the storage devices are protrusions, hooks or clamping positions arranged in the spiral tray and are matched with the electric hardware fittings in appearance and size, and at least one storage device is arranged. According to the spiral electric hardware fitting storage rack, the electric hardware fittings are arranged in a staggered and laying manner through the spiral tray and the storage devices arranged on the spiral tray and are convenient to take and store.

The invention provides a spinach cloud technology platform based on a micro-service architecture. The platform comprises a development framework, a monitoring system and an operation and maintenance system, and is characterized in that the development framework comprises a data access layer framework, a general business layer framework, a control layer framework, an authority framework, an exception handling framework, a service calling framework and a log processing framework. The invention provides an integrated solution from research and development to operation and maintenance, the development and operation and maintenance cost is reduced, the logistics IT project delivery efficiency is improved, the customer service satisfaction is improved, requirements of enterprises for techniciansare reduced, and the enterprises can cultivate development, test, operation and maintenance technicians conveniently.

The invention discloses a robot spraying control system which comprises a robot body and a robot control cabinet. The robot control cabinet is connected with the robot body. The robot body is composed of a nozzle controller, a shaft sleeve shaft transmission device, a two-shaft rotating arm, a built-in type speed reducer installation base, an electricity box, a power source operation box and a one-shaft rotating disc. By means of the robot spraying control system, the problems that a spraying robot is not likely to be pulled and rotated, complex in program operation and incapable of controlling precise spraying easily are solved.

The invention relates to the technical field of reciprocating coil winding devices, and discloses a reciprocating type coil winding device, which comprises a base, wherein a device shell is fixedly connected to the top of the base, a placing frame is fixedly connected to the middle of the front side of the top of the device shell, two placing seats are fixedly connected to the left side and the right side of the front face of the placing frame, and adjusting seats are fixedly connected to the left side and the right side of the top of the device shell. In the specific use process, when a heart-shaped disc drives a swing rod to move towards the left side, actually the heart-shaped disc rotates half a circle, and when the heart-shaped disc continuously rotates, a tension spring can enable the labor swing rod to quickly return to the state of moving rightwards, so that the stable winding is ensured; and a driving turbine is engaged with a driven turbine, and a driving device can drive a workpiece and the swing rod to rotate at the same time, so that the mechanical loss is reduced, the cost of a power supply is reduced, the device can be quickly operated by inexperienced people, and the employee can conveniently start the device.

The invention relates to a harmonic reducer, in particular to a manufacturing technology for an elliptical cam. The manufacturing technology comprises the following steps of (1) discharging, (2) roughturning, (3) heat treating, (4) fine turning, (5) linear cutting, (6) drilling, (7) ellipse milling, (8) burr removing, (9) finished product inspecting, (10) cleaning and (11) packaging and warehousing. According to the manufacturing technology for the elliptical cam, the clamping frequency can be effectively decreased, the reference positions are always unified, therefore, the product precisionis improved, the design requirements are fully met, the machining technology process is simple and short, and the machining time is shortened.

Provided is a child math game chess. The child math game chess is used for math enlightment, and has the functions of a parent-child game, a child independent game and child math thinking training. The child math game chess is characterized in that numbers are used as chess pieces, chess playing standards accord with specific number correlation, and a chessboard is provided with cartoon pictures which represent math number meaning and are suitable for mental development of children. A symbolic-graphic combination game form, colorful player killing (PK) content and simple and practicable game program enable the children to obtain mathematical knowledge and the mental development in happy games.

The invention relates to a method for determining an optimal pairing mode of vehicle-mounted relay contacts. The method comprises the following steps: firstly, establishing evaluation indexes from the perspective of cost consumption for analysis, performing weight calculation on each evaluation index by adopting an entropy weight method, reducing the subjectivity of the weight calculation, and exploring the amount of information contained in original data, so that the determination of the weight of each index is more accurate; establishing an evaluation result quality grade; using the TOPSIS model to obtain the corresponding evaluation value, and determining the quality grade of each contact pairing mode. The quality of the vehicle-mounted relay contact performance under different pairing modes can be comprehensively evaluated.

The invention relates to a system and method for measuring the temperature and volume fraction of soot particles based on an LED light source. The system is provided with a combustion device and a light path. The combustion device is provided with a laminar flow diffusion combustor or a turbulent flow combustor; the first light path is provided with an LED point light source, a fly eye lens, two plano-convex lenses, a neutral density filter, a prism camera and a computer. The second light path is provided with an LED area light source, a neutral density filter, a prism camera and a computer. The measurement method comprises the following steps of: calculating the volume fraction of the soot particulate matters by using a light extinction method by using four groups of pictures (1) without flames and with light sources, (2) with flames and with light sources, (3) with flames and without light sources and (4) without flames and without light sources/background, and then calculating the temperature of the soot particulate matters by using a three-color method on the basis of the picture (3) in combination with an absorption coefficient obtained by the light extinction method. The temperature and the volume fraction of soot particles in the combustion process can be accurately measured at the same time. The system is simple in structure, and the measurement method is easy to operate and high in precision.

The invention relates to a Chinese character input method for combining, arranging and encoding Chinese character strokes. The method comprises the following steps of: when inputting single character, considering the character as two parts according to radical corresponding to the single character and sectional bodies, keying corresponding letters according to the starting stroke and the tail stroke thereof, displaying the single character, and clicking the number key and selecting confirm when the character with coincident codes occurs; when inputting a phrase, taking the first stroke of each single character of the phrase; and when a phrase with coincident codes occurs, selecting by the number key. The inputting method has the following advantages of no need of dividing the character and memorizing radicals, no need of knowing pinyin, single keycode lettler, simpleness and easy memory, is easy for beginners, is particularly to crowds who do not know Mandarin, are older and have poor memory power, and has wide inclusivity. The Chinese character input method has fast character-query and also can be used as a simple and fast-query method of a computer dictionary.