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39results about How to "Efficient and precise positioning" patented technology

Device and method for the support of both steel and precast concrete wall posts for installation

A system and method which positions and orients a wall post or column during positioning and supports the post after it has been positioned. The system embodying the principles of the present invention is set and contacts surfaces of the post. The system includes two monolithic one-piece anchor blocks located on a level surface to have top faces thereof located co-level with each other and tie and cross rods each of which has a surface that is vertically oriented when in use and which abuttingly engages a corresponding surface of the post when in use. At least one tie rod is connected to the anchor block top faces and the cross rod is attached to the tie rod. The tie rod is located at a desired position relative to a reference plane and the cross rod is located at a desired location relative to a reference location. The post is located between the two anchor blocks and in abutting contact with the vertically oriented surfaces of the rods. A second tie rod can be mounted on the anchor blocks prior to the connection of the first cross rod to the tie rods. The system automatically locates the post in a desired location and automatically levels the column or post so no additional adjustments are required. The system weight, including the weight of the anchor blocks, prevents shifting or movement of the post during set up.
Owner:LEIVA MANUEL

Alignment method, apparatus and system

The invention discloses an alignment method, apparatus and system. The alignment method comprises converting each read into a set of short fragments corresponding to the read, and obtaining multiple sets of short fragments; determining corresponding positions of the short fragments in a reference library so as to obtain a first positioning result, wherein the reference library is a Hash table constructed on basis of a reference sequence, the reference library includes a plurality of entries, each entry of the reference library is corresponding to a seed sequence, each seed sequence can be matched with at least one sequence fragment on the reference sequence, and a distance between two seed sequences corresponding to two adjacent entries of the reference library on the reference sequence is less than the length of the short fragments; removing the short fragment positioned to any one of the adjacent entries of the reference library in the first positioning result, and obtaining a second positioning result; and performing extending based on common parts of the short fragments from the same read in the second positioning result so as to obtaining an alignment result of the read. Sequencing data can be processed and positioned efficiently and accurately by the alignment method.
Owner:GENEMIND BIOSCIENCES CO LTD

A control plane fault diagnosis system based on differential detection and an implementation method thereof

The invention discloses a differential detection control plane fault diagnosis system and an implementation method thereof. The system comprises a data acquisition module, an online monitoring module,an offline fault diagnosis module and a network event replay engine. The implementation method comprises steps of acquiring code calling and state change information in the controller through the online monitoring module and the data acquisition module, and constructing a context-aware system behavior model; when the current system is not abnormal, extracting a system behavior model and storing the system behavior model in a reference library as a reference model; when the system finds out abnormity, finding out a system behavior model with a fault and a corresponding reference model according to the symptom of the fault; Difference comparison is carried out on the nodes from top to bottom, and abnormal nodes are found out; And then, carrying out static analysis at the abnormal nodes, finding out the source of the fault at the code level, confirming the source through a network event replay engine in a simulation environment, and submitting the source to an administrator as a fault diagnosis report. The fault source can be positioned, and the applicability is high.
Owner:ZHEJIANG UNIV

Accelerating loading experimental system for highway pavement

InactiveCN105758790ARealize automatic accelerated loadingImprove accuracyProgramme controlComputer controlEngineeringRoad surface
The invention provides an accelerating loading experimental system for a highway pavement. The system comprises a control device, a portal frame and a scanning device, wherein the portal frame is arranged on the highway pavement; the scanning device is arranged at the top of the vehicle; a position label is arranged on the inner side at the top of the portal frame; the scanning device is used for scanning the top of the portal frame and sending the scanned first image information to the control device; the control device is used for confirming offset degree of a first driving track of the vehicle passing by the portal frame at this time relative to a preset second driving track according to a position relationship between a first position label in the first image information and a second position label in the preset second image information, adjusting the driving track of the vehicle according to the offset degree and controlling the vehicle to drive in an accelerating and loading form on the highway pavement according to the preset condition and the preset track. By virtue of the system provided by the invention, the manual intervention can be completely avoided in the accelerating loading process of the vehicle and the automatic accelerating loading can be realized, so that the accuracy of the accelerating and loading of the vehicle can be increased.
Owner:CHONGQING JIAOTONG UNIVERSITY

Automatic trimming machine for air filter element of automobile

The invention discloses an automatic trimming machine for an air filter element of an automobile. The automatic trimming machine comprises a station transfer assembly and cutting assemblies, wherein the station transfer assembly transfers the filter element between a charge station and a discharge station, the cutting assemblies remove burrs on an outer frame of the filter element, the station transfer assembly comprises a conveying belt, a planar two-degree-of-freedom slide table, a shifting sheet and a photoelectric location sensor, the conveying belt is installed on the rack, an installation frame is arranged on the rack, the planar two-degree-of-freedom slide table and the shifting sheet are installed on the installation frame, and the conveying belt is located below the planar two-degree-of-freedom slide table and the shifting sheet; and two same cutting assemblies are provided, and are oppositely arranged to form two trimming stations, each cutting assembly comprises a fixed cutter and a movable angular cutter, the fixed cutter is located below the movable angular cutter and fixedly installed on the rack, and the movable angular cutter is installed on the installation frame. The trimming machine for the filter element is efficient and accurate in location, achieves flow automation of charge, location, cutting and discharge, and can trim filter elements with different dimensions.
Owner:SHANGHAI JIAO TONG UNIV

High-efficiency accurate-measurement positioning seeding method

The invention relates to a high-efficiency accurate-measurement positioning seeding device and a method for seeding employing the same. The seeding device is composed of two structures A and B. The structure A can be placed in the structure B, and can move in the structure B. The middle part of the structure A is a seeding region. Seed holding tanks are arranged at two ends of the seeding region. One end of the structure A extends outwards and forms a handle. The cross section of the seeding region of the structure A is wave-shaped. A plurality of seeding holes are arranged at the wave-shaped valley bottoms. When a plate A is placed in the structure B, Seed passing holes are arranged in positions, corresponding to the seeding holes of the structure A, of the structure B. the seed passing holes correspond with the seeding holes one by one, and deviate towards one side by about half hole pitch relative to the seeding holes. The sizes of the seed passing holes are larger than that of the seeding holes. The provided seeding device is employed for seeding, high-efficiency accurate-measurement positioning can be achieved, the seeding quality and efficiency are raised, the seeding cost is lowered, convenience is provided for seedling growing production, and the provided seeding device is suitable for large-scale popularization.
Owner:YANGZHOU UNIV

Radial direct-acting type clamping device

The invention discloses a radial direct-acting type clamping device. The radial direct-acting type clamping device comprises a base on the lower portion and an end cover on the upper portion, a rotating disc is arranged in the end cover, through holes allowing ball heads to be inserted are formed in the middle of the end cover and the middle of the rotating disc, and a ball head holding device is further arranged on the upper surface of the rotating disc; and the side edge of the end cover is provided with a plurality of positioning holes with different functions, the positioning holes communicate with one another through through grooves, the side edge of the rotating disc is further provided with a handle penetrating through the positioning holes of the end cover, and the handle can rotate in the positioning holes with different functions and drive the ball head holding device on the upper portion of the rotating disc, so that different positioning functions on the ball heads inserted into the end cover and the rotating disc are realized. When the clamping device is used in cooperation with a numerical control positioner, efficient and accurate positioning and effective locking of parts can be achieved, the time for posture adjustment and butt joint assembly of large aircraft parts is shortened to a certain degree, and compared with a hydraulic or pneumatic ball head clamping device, the clamping device is safer and more reliable, simple in structure, convenient to operate and suitable for wide application and popularization.
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP

A high-efficiency precision positioning seeding method

The invention relates to a high-efficiency accurate-measurement positioning seeding device and a method for seeding employing the same. The seeding device is composed of two structures A and B. The structure A can be placed in the structure B, and can move in the structure B. The middle part of the structure A is a seeding region. Seed holding tanks are arranged at two ends of the seeding region. One end of the structure A extends outwards and forms a handle. The cross section of the seeding region of the structure A is wave-shaped. A plurality of seeding holes are arranged at the wave-shaped valley bottoms. When a plate A is placed in the structure B, Seed passing holes are arranged in positions, corresponding to the seeding holes of the structure A, of the structure B. the seed passing holes correspond with the seeding holes one by one, and deviate towards one side by about half hole pitch relative to the seeding holes. The sizes of the seed passing holes are larger than that of the seeding holes. The provided seeding device is employed for seeding, high-efficiency accurate-measurement positioning can be achieved, the seeding quality and efficiency are raised, the seeding cost is lowered, convenience is provided for seedling growing production, and the provided seeding device is suitable for large-scale popularization.
Owner:YANGZHOU UNIV
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