2518results about How to "Reduce human error" patented technology

The invention discloses an automatic calibration line for intelligent type low-tension current transformers, comprising a warehouse in-out device, a loading and unloading device, an automatic identification device, a transmission device, an automatic line connecting and disconnecting device, a calibration device and a sorting and labeling device, wherein the warehouse in-out device realizes the automatic warehouse in-out of the intelligent type low-tension current transformers; the material loading and unloading device realizes the automatic loading and unloading of the intelligent type low-tension current transformers; the automatic identification device realizes the automatic identification of the intelligent type low-tension current transformers; the transmission device realizes the automatic transmission of the intelligent type low-tension current transformers; the automatic line connecting and disconnecting device realizes the automatic line connection of the intelligent type low-tension current transformers for the calibration by the calibration device and also realizes the automatic line disconnection of the intelligent type low-tension current transformers; and the sortingand labeling device realizes the automatic sorting of the intelligent type low-tension current transformers. The automatic calibration line is free from manually carrying out the warehouse in-out, the transmission, the identification, the sorting, the loading and unloading and the line connection and disconnection on the intelligent type low-tension current transformer when calibrating the intelligent type low-tension current transformer, and has the advantages of no personal error, high calibration efficiency, good automation degree and capability of automatically measuring multiple transformers. The invention also discloses an automatic calibration method of the intelligent type low-tension current transformer.

The invention discloses a monitoring method for sedimentation of soft soil foundation and the device. Procedures are that firstly, working reference pile is buried; secondly displacement sensor is installed; thirdly cable is connected; fourthly sedimentation steel plate is set; fifthly displacement is monitored and data are read; sixthly data is processed. Cement sand pile is connected with lower-layer PVC pipe and pre-buried steel plate is embedded at the top of pile. Four clip springs are welt on the pre-buried steel plate. The foundation of displacement sensor is fixed on the pre-buried steel plate tightly by clip springs. The foundation is connected with pull rod. The pull rod mated with spring is connected ball head. The ball head is connected with sedimentation steel plate. Shell, foundation, pull rod, spring and ball head are covered by bellows. The sedimentation steel plate is connected with upper-layer PVC pipe and the foundation of sensor is connected with the cable. After the cable passes through the hole and it is connected with digital display instrument through the cable protective pipe. The invention can not be constrained by construction and weather conditions and can realize quick, accurate, continuous and easy measurement for sedimentation value of soft soil foundation. The measuring accuracy is high and foundation sedimentation after opening for traffic can be monitored for a long time.

The invention relates to a method for detecting the welding quality of a hot-melt even joint of a polyethylene pipeline and a detection device thereof. The aim of the invention is that the provided detection method and the detection device have the characteristics of high sensitivity, high detection precision, high reliability, high detection efficiency and low misoperation rate. The technical proposal is a method for the coupling focusing ultrasonic detection of the hot-melt even joint of the polyethylene pipeline, which comprises the following steps: (1) a coupling agent liquid is positioned on the outer surface of a pipeline joint fusion region; (2) an ultrasonic probe adopting a spherical curved wafer is immersed into the coupling agent liquid in order that the focus is positioned in the centerline of the pipeline joint fusion region; and (3) the ultrasonic probe does linear scanning motion along the diameter direction of the pipeline and does uniform scanning motion along the circumferential direction of the pipeline; and obtained signal data is processed by a computer to form a C scanning picture. The ultrasonic detection device comprises a coupling receiving device, the ultrasonic probe adopting the spherical curved wafer, a mechanical scanning device, a signal processing and controlling system, and the computer.

The invention discloses a flexible management information system with the process and form customization function. The flexible management information system comprises a customization module, a server, a process engine, a form management module and a definition management module, wherein the customization module is used for customizing the needed form style and the needed business process, the server is used for storing data, converting formats and ensuring safety, the process engine is used for analyzing and executing the business process designed by a designer, the form management module is used for managing various resources, such as form templates and process templates, in various application systems in a unified mode, and having control over the versions and the authority of the templates, and the definition management module is used for managing staff, the authority, the resource catalogues and the like. Real business personnel can customize the business process and the business forms according to the business requirements so as to configure the specific application system, then, operation is carried out according to the customized process through driving of the process engine, data are displayed according to customized forms, the capacity of management software for meeting the individual requirements of enterprises and supporting business process reengineering is greatly improved, the success rate of execution of the software is increased, and the degree of satisfaction of a client for the flexible management information system is improved.

The invention relates to a 3D printing forming method for a metal dental restoration. The method includes the steps of three-dimensional scanning, wherein three-dimensional data of an oral cavity of a patient is obtained; three-dimensional designing, wherein the appearance of the restoration is designed and derived according to the three-dimensional data; data processing, wherein a derived restoration model is at least subjected to data checking and repairing, position arranging, support adding, slicing and scanning strategy planning to obtain data suitable for 3D printing; 3D printing forming, wherein through a metal 3D printing device for selective laser welding, with micron-scale spherical metal powder as the material, the metal powder of each layer of section region of a forming substrate is melted through the laser scanning of the 3D printing device, and then a metal part is obtained through layer-by-layer overlapping; part processing, wherein the metal restoration is obtained through later-period processing. Lots of labor is saved, personal errors are reduced, the restoration is high in forming precision and good in fitting degree, and the manufacturing cycle of the restoration is greatly shortened.

The invention provides a part repairing device based on additive and decreasing manufacturing. The part repairing device comprises a lathe bed (1) and a worktable (2), and is characterized in that a parallel clamping device (3) is arranged at the upper part of the lathe bed (1); a three-dimensional scanner (6), an additive manufacturing module fixing mechanism (701) and a decreasing machining module fixing mechanism (702) are arranged at the side part of the lathe bed (1); an additive manufacturing module (4) is arranged on the additive manufacturing module fixing mechanism (701); a decreasing machining module (5) is arranged on the decreasing machining module fixing mechanism (702); and the worktable (2) is located under the parallel clamping device (3). With the adoption of the part repairing device, after model three-dimensional data is obtained, a regular surface is obtained by using a decreasing machining manner, and then an additive manufacturing repairing process is carried out; finally, surface machining also can be carried out to obtain a part with relatively good surface quality; and in a whole process, the part only needs to be clamped and positioned once, manual errors are reduced, and a repairing effect is relatively reliable.

The invention discloses a formation fracture space reconstruction method based on rock core measure. The formation fracture space reconstruction method based on the rock core measure comprises the following steps: step 1 of selecting fracture rock core, step 2 of scanning and processing a fracture rock sample through non-contact type measure system and obtaining a surface chart, step 3 of acquiring form data through a three-dimensional point cloud data reverse engineering software, step 4 of exporting the form data, generating a point cloud file, step 5 of generating the point cloud file to a fracture space grid chart by using a matrix laboratory ( MATLAB), step 6 of drawing contour lines, step 7 of processing and generating a space height map, and step 8 of conducting necessary rotation and move to the space height map, and obtaining a reconstruction fracture space model. The formation fracture space reconstruction method based on the rock core measure has the advantages that the height of the reconstruction fracture space model acquired through reconstruction is the same as an actual fracture form, precision is improved significantly, feasibility and practicability are achieved, digital simulation research of mesomechanics can be well satisfied, and necessary reference for further research of reservoir network fracture plane, output volume prediction and pressure sensitivity test is served.

The invention relates to a detection and grading system for tenderness of fresh beef based on multispectral imagery, which belongs to the technical field of detection of food quality. In a dark box, the lens of a CCD industrial camera is aligned with the center of a table board of a height-adjustable objective table, two multispectral light source assemblies are symmetrically arranged at a left sidewall and a right sidewall of the dark box respectively through two light source fixing supports, and a large power LED array on each of multispectral light source assemblies is composed of LEDs of 6 kinds of wave bands; during detection, a sample to be detected is put on the table board of the height-adjustable objective table, the LEDs of 6 kinds of wave bands alternately radiate in order, the CCD industrial camera acquires multispectral images of the sample to be detected, a multispectral beef sample reflection image in an interested area of a lean meat part is extracted through computer image processing, and therefore, marbling of beef is extracted, and evaluation and grading of content of marbling of the beef are carried out, and tenderness of the beef is predicted. The detection and grading system provided by the invention is applicable to companies dealing with cutting, marketing, processing and import and export of fresh beef and to market supervision by quality and technical supervision departments.

The invention discloses an RTCP calibration and compensation method for a five-axis NC machine tool of a double-pendulum-head structure. The method comprises the steps of recording the calibrated coordinate values of each rotating shaft at different angle positions, and calculating to obtain the offset vector of each rotating shaft and the vector data of each rotating shaft in the axis direction;writing the data into corresponding machine tool parameters of a numerical control system; and activating the five-axis linkage function of the numerical control system. In this way, the problems thatthe characteristic data of the five-axis machine tool cannot be directly acquired and the precision of a traditional method is low can be effectively solved. The accuracy of calibrated data is guaranteed, and the rapidity and the accuracy of the five-axis RTCP calibration are improved. As a result, the adjustment time is shortened, and the introduction of human errors is reduced.

The invention provides a magnetic bead process nucleic acid extraction and transformation kit, and a using method thereof. The kit includes a lysate, a protease K, a magnetic bead solution, a transforamtion reagent, a nucleic acid protection agent, a binding solution, a washing solution I, a washing solution II and an eluent. The using method of the kit includes the following steps: (1) lysis; (2)transformation; (3) layering; (4) binding; (5) primary washing; (6) secondary washing; (7) drying; and 8) elution. The kit and the using method thereby can complete the transformation while achievingautomatic extraction of nucleic acid from a sample. The sample is lysed, releases the nucleic acid, and then begins to transform, the nucleic acid is separated from proteins by the binding solution after the transformation is completed, the methylated nucleic acid is purified by a magnetic bead process, and a pre-denaturation step in subsequent qPCR detection of the sample is used to replace a previously omitted sulfo group removal step, so a purification process in the original nucleic acid extraction step is omitted in the entire extraction and transformation process.

The invention provides an automatic needle inserting device which comprises a frame, a bearing mechanism, an acquiring mechanism, a needle inserting mechanism and a first control mechanism. The bearing mechanism is arranged on the frame and is used for bearing positions where needles are required to be inserted; the acquiring mechanism is arranged on the frame and is used for acquiring blood vessel information of the positions where the needles are required to be inserted; the needle inserting mechanism is arranged on the frame and is used for executing needle inserting and pulling operation on the positions where the needles are required to be inserted; the first control mechanism is connected with the needle inserting mechanism and the acquiring mechanism and is used for controlling working states of the needle inserting mechanism according to the blood vessel information acquired by the acquiring mechanism. The automatic needle inserting device which is an automatic injecting device has the advantages that the information of the positions, the depths and the like of the blood vessels is acquired, then injection can be automatically carried out, accordingly, errors due to manual operation can be reduced, and the injection speeds can be increased.

The invention discloses an intelligent supermarket cashier system and method based on mobile payment and the IOT (Internet of Things), and relates to the field of smart city application. The system comprises a plurality of commodity bar code scanners, a plurality of intelligent shopping carts, a background management center, a plurality of self-service cashier devices, an alarm device, and a wireless network covering a whole supermarket. The intelligent shopping carts are provided with price recognition modules and communication modules, so as to recognize the price and number of commodities in the shopping carts and transmit the price and number of commodities and the IDs of the shopping carts to the background management center. The background management center calculates the total prices corresponding to the IDs. The self-service cashier devices automatically recognize the IDs of the shopping carts, and display the details and total prices of corresponding commodities. A consumer can finish payment through a mobile terminal. The system can achieve the self-service shopping and payment, saves the time in searching the commodities, saves the time of a cashier in scanning the price of each commodity, reduces the waiting time of the consumer, is convenient and quick, and can remarkably improve the user experience.

The invention discloses an automatic detection and identification apparatus of a concealed object. The apparatus comprises a scanning device, an adjusting module, a segmentation positioning module, a bar and rod combination model generation module, a non-human-body object preliminary detection module, a non-human-body object distribution module and a category recognition module. By using the automatic detection and identification apparatus of the concealed object, the detection and the identification of the concealed object are turned to be automatic from manual, which reduce a usage requirement of personnel, decrease a personal error and shorten detection interpretation time.

The invention relates to a large visual drawing test device for geosynthetics. The large visual drawing test device for the geosynthetics comprises a test box for placing a sample, a vertical loading system and a horizontal loading system, wherein the test box is filled with a filler; the vertical loading system is mounted above the test box; the horizontal loading system comprises a horizontal load applying device and a drawing clamp; the drawing clamp is connected with the horizontal load applying device by virtue of a telescopic rod; a displacement sensor I is mounted between the horizontal load applying device and the drawing clamp; armored glass is arranged on the test box; a digital photographing and recording device used for photographing and recording a change process of the sample in the test box is mounted on the front surface of the armored glass; a displacement sensor II is mounted on one side with a through hole of the test box; one end of the sample in the test box is connected with the drawing clamp and the other end is connected with the displacement sensor II during drawing. By virtue of the large visual drawing test device for the geosynthetics, the error generated when data is read, recorded and processed during testing is reduced, so that the data is more accurate.

An item contents verification system, and associated method, for use in an assembly line of carrier-totes (if used) each containing at least one of a plurality of items having a labeling. Also, a labeling for use with a computerized inspection apparatus for verification of items, and associated method. The system includes: (a) the labeling comprising a luminescent marking and a human-visible indicia; (b) the luminescent marking comprises a coded-indicia generally invisible to a human eye without an irradiation, each of these coded-indicia contains item-information about the item to which the labeling is applied, multiple such coded-indicia will be substantively identical; (c) an inspection apparatus adapted for automatically collecting item-information from luminescent coded-indicia oriented outwardly from items passing in proximity to the inspection apparatus; (d) in communication with the inspection apparatus is a processor unit used for comparing an order of selected items against the item-information collected about all items; if the item-information collected matches the order of selected items, that carrier-tote contents is deemed verified. A reject spur is included to which any respective carrier-tote, or any respective item not matched to an order, is routed if the contents of the carrier-tote is not deemed verified.

The invention discloses a power distribution terminal system based on the IEC 61850 and realizing a plug and play mechanism. The power distribution terminal system is realized through the following steps that (1) a power distribution terminal is connected with a power distribution master station, and automatically sends registration information to the power distribution master station; (2) information contrast is conducted on the power distribution terminal and the power distribution master station; (3) a plug and play self-describing modeling module is run between the power distribution terminal and the power distribution master station; (4), the power distribution master station receives information collected by the power distribution terminal and controls power distribution network equipment. According to the power distribution terminal system, the plug and play function of the power distribution terminal is realized by the self-describing modeling module based on the IEC 61850 standard through plug and play information interaction, the automatic on-line function of the power distribution terminal at the power distribution master station system is achieved during on-site deployment, the power distribution terminal can be installed, debugged, operated and maintained conveniently on site, in this way, the time of conducting spotting and other debugging operations on the master station and an FDU and a DTU of the power distribution terminal can be greatly shortened, human errors can be reduced, and reliability is improved. The power distribution terminal system has important significance in debugging and maintenance of a power distribution automation system with a large number of power distribution terminal systems distributed quite dispersively.

The invention discloses an automatic detection and identification method for hidden articles. The method comprises the following steps of: performing millimeter-wave scanning on a detected person to obtain an original image; regulating the original image to obtain a target image; segmenting and locating parts of a human body according to the target image; generating a bar combination model; detecting a non-human body target according to the original image to obtain a non-human body target distribution original image; obtaining position distribution information of the non-human body target distribution original image relative to the human body through the bar combination model; and identifying the type of the non-human body target and displaying the position distribution information of the hidden articles relative to the human body. By the automatic detection and identification method for hidden articles provided by the invention, a manual mode of detection and identification for the hidden articles is changed to an automatic mode, demands on staff is lowered, human error is reduced, and the detection and judging time is shortened.

The invention provides a device for causing damage to an experimental animal, which comprises a platform and an altitude controller arranged on the platform, and further comprises a striking component, a horizontal bracket and a vertical bracket; the striking component comprises a striking bar, a striking head, a guiding pipe, an electromagnet, a power and a switch; the guiding pipe, which is an open-ended through-tube, is fixed on the horizontal bracket; a cover of the striking bar is arranged in clearance fit with the guiding pipe; one end of the striking bar is connected with the striking head, and the other end of the striking bar is made of ferromagnetic materials and arranged in the magnetic field produced by the electromagnet; the electromagnet and the power are electrically connected with the switch; the altitude controller and the vertical bracket are vertically connected with the horizontal bracket; and the electromagnet is fixed on the vertical bracket. The device causes fixed-point and fixed-amount damage to animal tissue such as spinal cord, reduces artificial errors through mechanized operation, and enhances the repeatability of an experiment.

The invention relates to a micrometer verification system which comprises a micrometer verification device, an automatic microdrum rotating device, a machine vision device, a three-dimensional operating table and a block gauge clamping device. The micrometer verification device comprises a step-shaped micrometer verification table, a micrometer fixing clamp capable of sliding transversely is arranged on a high step, and a micrometer verification position locating mechanism used for supporting and locating a micrometer lead screw detecting head and a fixed detecting head is arranged on a low step of the micrometer verification table. The automatic microdrum rotating device is arranged on the micrometer verification table, and used for automatically rotating a microdrum of a micrometer. The machine vision device is erected on the micrometer verification table. The three-dimensional operating table is arranged on the micrometer verification table. The block gauge clamping device is arranged on the three-dimensional operating table, and used for clamping a block gauge on a block gauge box, and the block gauge box is arranged below the three-dimensional operating table. The problem that existing micrometer verification is low in efficiency and large in work strength is solved, and the accuracy and verification precision of a micrometer verification result are improved.

The invention relates to a computer vision technology and discloses a camera calibration method. In a traditional technology, of the camera calibration method, operation is complex, calibration precision is low and robustness is poor. By using the method of the invention, the above problems are solved. The method comprises the following steps of a, installing a calibration module group formed by a plurality of calibration plates; b, shooting the calibration module group and acquiring a calibration module group image; c, partitioning the calibration module group image; d, carrying out characteristic point detection on each image block; e, restoring a characteristic point coordinate to an original calibration module group image coordinate; and f, optimizing a camera parameter. In addition, the invention also discloses a corresponding camera calibration system which is suitable for camera calibration.