311results about "Point coordinate measurements" patented technology

The invention relates to a coordinate measuring machine with a ram anda probe head ora sensor oran articulating head / unit orwith an articulating head / unit with a probe head or sensor positioned on the articulating head / unitand / orwith an interfacein which the probe head or the sensor or an adapter for the articulating head / unit and / or the interface is / are positioned at least partially in the ram.

The invention discloses a multi-modal measurement system and method of a three-coordinate measuring machine, relates to the cross technical field of precision measurement, computer vision and intelligent manufacturing, and is used for solving the problems of low automation degree, strong subjective dependence and lack of assembly performance prediction capability in automobile covering part characteristic line detection. According to the method, point cloud data and positioning coordinates are synchronously collected through a multi-mode sensor, and a fusion point cloud sequence is generated through time sequence synchronization; constructing a high-precision three-dimensional point cloud model through noise filtering, registration and curved surface reconstruction; automatically extracting a feature line path based on curvature analysis and generating an analysis section; calculating a sharpness index through contour fitting, and generating a quality evaluation coefficient in combination with a CAD ideal model contour tolerance deviation; and finally, defects are identified through virtual assembly analysis, a sensor remeasurement path instruction is generated, and a quality report is output in combination with a quality coefficient, so that the detection precision, the efficiency and the assembly quality prediction capability in the measurement process of the three-coordinate measuring machine are improved.

A coordinate measuring machine (CMM) for determining spatial coordinate data of an object point on a workpiece. The CMM comprising, a first limb, a probing element, a second limb, and a coupling interface. The probing element provides probing data regarding an interaction between a sensing area and the object point. The first limb connects the sensing area to a first proximal end. The coupling interface is configured to provide coupling data regarding an interaction between a coupling area and a reference point having a defined spatial relationship to the object point. The second limb connects the sensing area to a second proximal end mechanically constrained to the first proximal end.

There is provided an inside-diameter measuring unit capable of automating inside-diameter measurement and a control method for automatic inside-diameter measurement. An inside-diameter measuring part is supported by a support frame part via a floating joint part. The floating joint part includes a rotation-allowing mechanism part and a translation-allowing mechanism part. A measuring head part of the inside-diameter measuring part is inserted into a hole by a robot arm part. The inside-diameter measuring part adjusts its position and posture autonomously by the reaction force when a contact point pushes against the inner wall of the hole to align the axis of the inside-diameter measuring part with the axis of the hole. An electric inside-diameter measuring unit can automatically measure the inside diameter of a hole.

Example embodiments provide a secondary battery manufacturing system. The system includes a positive electrode cutter configured to cut a positive electrode sheet wound from a positive electrode roll to provide a plurality of positive electrodes, a negative electrode cutter configured to cut a negative electrode sheet wound from a negative electrode roll to provide a plurality of negative electrodes, an electrode identifier (ID) reader configured to sense an electrode ID of a negative electrode tab of each of the plurality of negative electrodes to generate an electrode ID sensing signal, and a controller configured to collect coordinate-related electrode ID data based on a first input amount of the positive electrode sheet, a second input amount of the negative electrode sheet, and the electrode ID sensing signal.

The invention provides a method for rapidly determining the center position of an electron cloud cluster of a reading circuit in an XS anode detector, and aims to solve the problems that the existing method for calculating the center position of the electron cloud cluster of the reading circuit in the XS anode detector cannot realize higher spatial resolution, or easily causes image distortion, and is inconvenient to use. The software processing speed is slow, the FPGA is not easy to implement, or the calculation error at the edge strip is relatively large. The method for rapidly determining the center position of the electronic cloud cluster of the reading circuit in the XS anode detector is realized by adopting an FPGA (Field Programmable Gate Array), the peak value of effective data of each channel is obtained through single-channel processing, and then a corresponding drop point distribution index code is generated through table look-up and cross-channel processing; and then adaptive weight selection is carried out according to the drop point distribution index code, so that the weight accuracy of weighted average operation is ensured, key support is provided for rapid and accurate calculation of the center position of the electronic cloud cluster, and high efficiency and accuracy of the whole data processing flow are ensured.

The invention discloses a head space positioning method, device and system based on electrical impedance tomography, and the method comprises the steps: constructing a corresponding three-dimensional model according to the basic parameters of a flexible electrode cap, and carrying out the finite element meshing, and obtaining a three-dimensional mesh model; performing electric field distribution calculation on sampling points of the three-dimensional grid model according to a preset calculation rule to obtain corresponding touch electrode response information; generating a sensitive field matrix corresponding to the sampling points and the electrode pairs in the flexible electrode cap according to the touch electrode response information; performing projection matching according to the initial voltage data of the electrode pair and the sensitive field matrix to obtain projection matching information; and performing model training according to the projection matching information and the tensile deformation data of the flexible electrode cap to obtain a voltage feature-space coordinate mapping relation, and analyzing the induced voltage data of the electrode pair to obtain corresponding target coordinate information. According to the method, the voltage change of the flexible electrode cap is obtained and analyzed to obtain the coordinate information, and the positioning accuracy and stability are improved.

A system for tracking a position of an electrode of a battery cell is disclosed which comprises: a controller configured to acquire coordinate information of the electrode and a cell identification (ID) of the unit electrode; a calculator configured to calculate coordinates of the cell ID, the coordinates of the cell ID corresponding to one or more positions of the unit electrode; a roll map generator configured to generate a roll map based on the coordinate information of the electrode obtained from the controller, the roll map including coordinates of the roll map based on a dimension in a length direction of the electrode; and a mapping part configured to compare the coordinates of the roll map with the coordinates of the cell ID to derive the one or more position of the unit electrode during the electrode manufacturing process from which the unit electrode originates.

According to exemplary embodiments of the present invention, a battery manufacturing method is provided. The manufacturing method includes: a first step of obtaining, for an electrode sheet having a pattern in which coating parts and non-coating parts are repeatedly arranged, pattern indicator data indicating the position of the pattern on the electrode sheet and measurement data and / or inspection data; a second step of associating the pattern indicator data with the measurement data and / or the inspection data, and a third step of generating inter-process monitoring data by making the pattern indicator data for each of a plurality of processes correspond to the same physical position of the electrode sheet.

The invention discloses a coal mine underground vehicle anti-approaching monitoring and early warning method, which comprises the following steps: S1, acquiring original data of an identification card worn by an underground worker through a card reading substation installed on a vehicle, and arranging a first antenna A, a second antenna B and a third antenna C on the card reading substation, the central points of the first antenna A, the second antenna B and the third antenna C are arranged in an equilateral triangle form, and a coordinate point set of the identification card is calculated according to the original data of the identification card acquired by the first antenna A, the second antenna B and the third antenna C. According to the coal mine underground vehicle anti-approaching monitoring and early warning method provided by the invention, by processing the coordinates of the identification card, the distance between an underground worker and the vehicle is monitored in real time, the situation that the worker approaches the vehicle is warned in advance, the risk that the underground worker is collided by the vehicle is reduced, and the safety of coal mine underground operation is improved.

Example embodiments provide a battery manufacturing system. The battery manufacturing system includes a coupling device configured to form a plurality of first electrodes including an electrode identifier (ID) from a first electrode sheet to which the electrode ID is allocated at intervals of a pitch, form a plurality of second electrodes from a second electrode sheet, and combine the plurality of first electrodes and the plurality of second electrodes, in which the coupling device includes a controller configured to collect coordinate-related electrode ID data including the electrode ID and at least one of a coordinate of a first electrode sheet and a coordinate of a second electrode that match the electrode ID, based on a first input amount of the first electrode sheet, a second input amount of the second electrode sheet, and an electrode ID sensing signal.

The invention provides a photovoltaic support pile position coordinate positioning method and system suitable for mountain topography. The method comprises the steps that the center position of a photovoltaic support structure to be constructed is determined; a real-time dynamic difference technology is adopted to measure topographic representation conditions in the range of a photovoltaic support to be constructed and judge the south-north rotation angle and the east-west rotation angle of the photovoltaic support, so that coordinate points of a pile position point rotate around the X axis and the Y axis when the photovoltaic support to be constructed is horizontally placed, and point position coordinates after the coordinate points rotate around the X axis and the Y axis are obtained; and finally, obtaining the pile position coordinates of the photovoltaic bracket to be constructed. According to the method, support pile position coordinates are accurately calculated based on micro-topographic data measured on site, the problem of photovoltaic support installation in a complex mountain environment is solved, high-precision and high-efficiency construction is achieved, construction risks are reduced, the overall construction quality of a photovoltaic power station is ensured, reliable data support is provided for smooth implementation of a project, and the method is suitable for popularization and application. And powerful technical support is provided for construction of a photovoltaic power station.

According to the rice cultivation seedbed field surface terrain and cultivation depth integrated measurement method and the rice cultivation seedbed preparation equipment, a rotary cultivator serves as a measurement platform, and a double-antenna GNSS and an IMU are installed on a rack and a dragging plate respectively so as to measure the course angle, the pitch angle and the roll angle of the cultivator and the rotation angle of the dragging plate relative to the rack; establishing a vehicle body coordinate system; establishing a spatial position vector of the deepest soil cutting point of the rotating blade and a carriage profiling point under a vehicle body coordinate system; during rotary tillage operation, a homogeneous coordinate transformation method is adopted to synchronously measure three-dimensional coordinates of the deepest soil cutting point and the profiling point under coordinates of the east, north and sky, and a deepest soil cutting point set and a profiling point set are constructed; combining the two point sets, extracting plane coordinates of the farmland boundary, and arranging plane grid points; estimating the field terrain height of each plane grid point by using the profiling point set; and estimating the tilling bottom layer terrain height of each plane grid point by using the deepest soil point set, and calculating the tilling depth of each grid point. The invention has high efficiency and accuracy, and belongs to the mechanical agricultural equipment manufacturing technology.

A systems and methods for tracking a position of an electrode. The system may include: a notching controller configured to store pitch information of a unit electrode and to acquire electrode coordinate information of the electrode in a roll-to-roll state during a notching process and a cell identification (ID) of the unit electrode; a calculator configured to calculate coordinates of the cell ID from the pitch information and the cell ID; a roll map generator configured to generate a roll map based on the electrode coordinate information transmitted from the notching controller; and a mapping part configured to compare the coordinates of the roll map with the coordinates of the cell ID to derive an electrode position of the electrode during the electrode manufacturing process from which the unit electrode originates.

The invention relates to the technical field of power transmission line state monitoring, and particularly provides a power transmission line dynamic dance positioning detection method and system, and the method comprises the following steps: collecting Beidou positioning data, pose data and environment parameter data of a power transmission line in real time; correcting the Beidou positioning data according to the coordinate error component and the pose data of the base station, and filtering a multipath effect deviation signal to obtain absolute coordinate data; calculating galloping parameter data of the power transmission line according to the absolute coordinate data; and dynamically fusing the galloping parameter data and the environment parameter data to obtain comprehensive detection data. The problems of large dancing posture detection error and high time delay of the power transmission line in the prior art are solved.

Flexible, longitudinally extended sensors comprising variably resistive and / or inductive sensing material. Sensors connect to an external processing unit using as few as 2 wires. In operation, sensors measure resistance / inductance along their longitudinal extent (curve). Spectral de-multiplexing allows electrical property differences along sensors to be resolved. This enables shape tracking of the flexible sensor. The sensor principles are suitable for the production of ultra-small diameter probes (for example, smaller than 0.5 mm) of arbitrary length (for example, 30 cm long). There are potential advantages for cost efficiency and ease of manufacture. The sensor can be constructed as a shape tracked guidewire to enable endovascular navigation procedures. The sensor's tracked shape enables deformation tracking of the anatomy. Using the sensor's tracked shape rather than repetitive X-ray imaging improves navigational accuracy and reduces exposure to radiation.

The invention discloses an extruded thread trimming detection method, an extruded thread system and application. The method comprises the following steps: calling an impedance reference template bound with a material and a tap index, synchronously collecting steady-state alternating-current impedance of each chip groove at different depths of a thread, calculating deviation according to a groove position weight, setting two-stage threshold values to generate local or overall abnormal marks, then carrying out partitioned statistics on the continuous interval length and number of the abnormal marks, and finally, carrying out statistical analysis on the continuous interval length and number of the abnormal marks. And obtaining a thread overall quality judgment result. According to the technical scheme, the tooth crest trimming quality can be nondestructively detected in real time in the tooth trimming process on the premise that the machining takt is not affected, batch rework or scrapping caused by later spot check is avoided, and the method is suitable for thread batch production with the high quality requirement.

The invention provides an absolute position detection system. The absolute position detection system comprises a magnetic grid, a magnetic field sensing module and a position calculation module, wherein the magnetic grid is formed by alternately arranging N-S magnetic poles; in the arrangement direction of the magnetic poles, the heights of the magnetic poles of the magnetic grids are the same, and the widths form an arithmetic progression. The magnetic field sensing module is composed of four magnetic resistors which are arranged on the plane parallel to the magnetic grid at equal intervals and have the same sensing coefficient and the same sensing direction. And the position calculation module determines the position of the magnetic field sensing module relative to the starting point of the magnetic grid according to the uniqueness of output signals corresponding to different positions of the magnetic field sensing module opposite to the magnetic grid. The absolute position detection system is matched with a corresponding calculation method, absolute position measurement is achieved through a single magnetic track, the size of the absolute position detection system is greatly reduced, and the absolute position detection system can well meet the application requirement of absolute position detection in a narrow space range.

The invention discloses a three-coordinate measurement data intelligent analysis system, relates to the technical field of three-coordinate measurement intelligent analysis, and is used for solving the problem of inaccurate probe wear error identification and compensation. According to the method, the wear rate is predicted by constructing a standardized feature set and combining an LSTM model, then the remaining life of the probe is calculated, whether the probe is in a critical state or not is judged, intelligent monitoring and early warning of the health state of the probe are achieved, the system generates a measuring point level credibility label by fusing the wear rate, the environment temperature and measurement time sequence information, and the reliability of the probe is improved. High-risk measurement data are effectively identified, when the probe enters a critical state, the system can automatically suspend a task and send an early warning prompt to assist in probe replacement or calibration, measurement error diffusion caused by probe degradation is avoided, and reliability and data credibility of the three-coordinate measurement process are remarkably improved.

To provide a scanning probe that is not easily affected by an error and is relatively inexpensive.SOLUTION: An inductive position detector for stylus position measurement in a scanning probe 300 comprises a coil board configuration arranged along a central axis in the scanning probe 300. The coil board configuration includes a field generating coil configuration 360 that surrounds a hole in the coil board configuration, an upper part axial direction detection coil configuration and a lower part axial direction detection coil configuration, and N upper part rotation detection coils and N lower part rotation detection coils. A disruptor configuration 350 coupled with a stylus 306 includes a cylindrical disruptor element that is configured to move and fit within the hole of the coil board configuration, and moves along a Z-axis direction and an X-Y direction in a disruptor motion volume. The field generating coil configuration 360 generates a changing magnetic flux, and a coil signal indicates the cylindrical disruptor element and / or the position of the stylus 306.SELECTED DRAWING: Figure 2

A scanning probe for a coordinate positioning apparatus, such as a machine tool, is described, the probe comprising a probe body connected to a stylus holder (102) by a strain sensing structure (100). The strain sensing structure has an inner portion (202) connected to an outer portion (200) by a plurality of bendable members (204). A proximal end (220) of each bendable member (204) is attached to the inner portion (202) and a distal end (222) of each bendable member (204) is attached to the outer portion (200). The inner and outer portions (200, 202) are centered on a central axis, and the plurality of bendable members (204) comprise at least one strain sensing element (210). The proximal and distal ends (220, 222) of each bendable member (204) are disposed at different angles about the central axis. Such an arrangement allows for both scanning and touch trigger measurements to be obtained.

To provide a scanning probe, a method, and a system that reduce cross talk.SOLUTION: An inductive position detection configuration for stylus position measurement in a scanning probe 300 comprises a stylus position detection unit arranged along a central axis in the scanning probe 300. The stylus position detection unit includes a field generating coil configuration 360, an upper part axial direction detection coil configuration, an upper part rotation detection coil configuration, a lower part axial direction detection coil configuration, and a lower part rotation detection coil configuration. The field generating coil configuration 360 generates a changing magnetic flux, and a coil signal indicates a conductive disruptor element and / or the position of a stylus. A field generating coil coupling and crosstalk removing configuration is configured to couple signal processing and a control circuit to the field generating coil configuration 360 to provide a coil drive signal and reduce cross talk.SELECTED DRAWING: Figure 2

The application discloses a cable-stayed bridge pylon digital monitoring method and related equipment, and relates to the technical field of bridge monitoring. The method comprises the following steps: acquiring initial data, wherein the initial data comprises pylon environment data and three-dimensional shape information; positioning a skeleton position based on magnetic coding data and the three-dimensional shape information; adjusting a template posture based on the skeleton position, so that the template posture matches the skeleton position, and acquiring correction data in the adjustment process; monitoring a pouring process based on an intelligent hydraulic control system to obtain dynamic data; based on a concrete surface image, analyzing feature points of the concrete surface image, calculating a deviation error, and determining deviation data; integrating multi-source data to monitor a pylon structure, and predicting a health state of the pylon structure, wherein the multi-source data comprises the initial data, the correction data, the dynamic data, and the deviation data.

The cigarette paper smoldering instrument calibration device comprises a shell, a mounting plate is arranged in the shell, and the bottom of the mounting plate is connected to a guide rail at the bottom of the shell through a sliding block; a length measuring sensor and a control circuit are mounted above the mounting plate; and one end of the sliding block is connected with a smoldering line simulator outside the shell. In order to guarantee the measurement accuracy of the smoldering instrument, a calibration device for the smoldering instrument is arranged, the smoldering line simulator is used for simulating the smoldering process of cigarette paper, errors caused by differences of components can be reduced to a great extent, and the smoldering accuracy of the smoldering instrument is improved. The actual detection process is used for calibration, so that the detection distance of the tested instrument can be restored to the maximum extent, and the method is better than methods for calibrating the linear distance of the installation position of the detector.

A battery manufacturing system is provided according to an example embodiment. The battery manufacturing system is configured to unwind an electrode sheet from a first electrode roll and wind an electric electrode into a second electrode roll, and includes: a server configured to store coordinate data of the first electrode roll and reference point data indicating a reference point on the first electrode roll; a programmable logic controller (PLC) configured to load coordinate data and reference point data of the first electrode roll from a server; and a reference point sensor configured to sense a reference point on the electrode sheet unwound from the first electrode roll and generate a reference point sensing signal. The PLC may be configured to obtain coordinate data of the second electrode roll by calibrating an inverted coordinate value of a stored coordinate value included in coordinate data of the first electrode roll based on an inverted coordinate value of a stored reference point coordinate value included in the reference point data and a coordinate value of a sensing reference point.

The present invention provides a contact probe debugging device and debugging method thereof. The contact probe includes a probe body, a stylus, and a stylus ball. The contact probe debugging device comprises: a clamping mechanism comprising a fixed end and a lifting end, the fixed end being used to horizontally fix the contact probe; the lifting end being connected to the fixed end and being used to adjust the height of the fixed end and the contact probe; a measuring mechanism comprising a debugging platform, a displacement sensor, and a sensor adjustment member. The debugging platform is disposed below the stylus ball with its debugging end positioned relative to the stylus ball and being used to drive the stylus ball to move vertically; the displacement sensor is disposed above the stylus ball and relative to the stylus ball, the measurement direction of the displacement sensor being parallel to the movement direction of the stylus ball; and the sensor adjustment member is connected to the displacement sensor. The contact probe debugging device of the present invention can detect the stability of the stylus signal triggering when the stylus ball is installed at different angles relative to the probe body, thereby selecting an appropriate angle for installing the stylus ball.

The invention discloses a measuring device, an automatic replacement system and a contact type measuring component thereof, the contact type measuring component comprises an installation assembly and a detection assembly, the detection assembly comprises a probe, a first trigger piece and a second trigger piece, and the second trigger piece is matched with the first trigger piece to form an electronic switch. The detection assembly is configured to output a path signal when the first trigger piece is in contact with the second trigger piece, and output a trigger signal used for representing that the probe is in contact with the surface of the object to be detected when the first trigger piece is not in contact with the second trigger piece; the mounting assembly comprises a magnetic control part which is connected with the electronic switch in parallel and has a switching effect, the mounting assembly is configured to output a path signal when the magnetic control part is switched on in response to the change of the magnetic field, and the detection assembly is configured to be detachable from the mounting assembly when the magnetic control part is switched on. Under the condition, the problem of replacement failure of the measuring part caused by structural limitation of a self-triggering part can be solved through a hardware control mode, so that the intelligent degree of the measuring equipment can be improved.

The present invention relates to the field of data visualization and discloses an interactive method and system for Hall effect thickness measurement based on data visualization display; a data information acquisition module is used to collect various types of information in the workpiece measurement process; a data information preprocessing module is used to clean up useless data, interpolate data, and select visualization data; a data format conversion module is used to convert between a measurement coordinate system and a visualization coordinate system and convert data format types; a data visualization module is used to realize visualization display in different display modes; a data information storage module is used to store data and generate reports; the present invention combines Hall effect thickness measurement technology and solves the problem that users cannot simultaneously grasp the workpiece structure, thickness at any position, and workpiece flatness through the visualization module, and can intuitively view the thickness value of any area of the workpiece, automatically mine business data information involved in the visualization picture display, and provide timely feedback to the user.

This invention relates to the field of bridge construction technology, and in particular to a digital installation method and system for steel anchor beams. The method includes: deploying positioning targets on the steel bracket; installing several binocular camera modules on the anchor beam; constructing a three-dimensional model of the steel bracket and anchor beam, clarifying the fixed spatial relationship between the positioning targets, binocular camera modules, and anchor beam, and calibrating and associating the three-dimensional model with the on-site construction coordinate system; deploying several BeiDou measurement reference stations to provide a basis for real-time position adjustment of the steel bracket during installation by measuring the coordinates of the positioning targets in real time; and activating each binocular camera module, which acquires images of the positioning targets in real time to provide a basis for real-time position adjustment of the anchor beam during installation. This application can effectively improve installation accuracy, overcome measurement fluctuations caused by environmental interference, meet the high-precision requirements of modern engineering, reduce the probability of safety accidents, solve the problem of work stoppages due to environmental constraints in traditional methods, and ensure the controllability of the construction period.