43 results about "Composite Position" patented technology

A device, wearable by a user, includes: a plurality of sensor elements each for providing an indication of position of at least a part of the user's body; a receiver for receiving each indication of position provided by each of the plurality of sensor elements to provide a composite position signal. The individual sensor readings may all be transmitted to the external entity for further analysis. The sensors may be placed in different locations or positions for measuring the curvature of at least a part of the user's body.

The invention relates to a method for evaluating geometrical error of a compound spatial moulding surface, belonging to the field of mechanic parts geometrical error evaluation. The method comprises the following steps: (1) a three-dimensional CAD model of a work piece to be evaluated is read and an ideal work piece model is reconstructed; (2) geometrical data of the work piece to be evaluated is measured to obtain the coordinate information of each measured point; (3) the error value of the measured moulding surface is calculated according to the geometrical error evaluation items of the work piece to be measured including spatial straightness accuracy, cylindricity and punch combination compound position; and (4) the error evaluation result is compared with the read ideal work piece model for analyzing, the processing error information is displayed by adopting colour cloud points, and the error evaluation report is obtained finally. The invention, by the approaching process for constructing minimum zone, realizes fast and accurate evaluation on the geometrical error of the compound spatial moulding surface.

The invention discloses a method for controlling the hole group composite position degree error through optimizing the clamp layout. The method includes the following steps that a relation model of geometric errors of clamp positioning elements, positioning element positions and the working position error is established; a relation model of milling force, clamping force, the positioning element positions and the workpiece position error is established; a minimal hole group feature composite position degree error is an objective function, the clamp positioning element positions are optimization variables, the optimal positioning element position is searched for through an optimization algorithm, and the hole group composite position degree error is minimal. The clamp design method is high in universality and simple.

The invention discloses an ultrathin composite core product, and a composite core comprises a hot-blast nonwoven, a fluffy hot-blast nonwoven, a polymer absorbent material and a cladding nonwoven which are successively laid from top to bottom. A production system for producing the ultrathin composite core product comprises a plurality of clamping driving rolls, a polymer feeding device, a composite drum device and a cladding device; the clamping driving rolls are disposed at the upstream side or downstream side of the composite drum device; the hot-blast nonwoven and the fluffy hot-blast nonwoven are gradually conveyed to the composite drum device after being clamped by a first pressing roll; a discharge port of the polymer feeding device is disposed at a product composite position on the composite drum device; the cladding nonwoven is gradually conveyed to the composite drum device; and a composite core is formed after a product composited by the composite drum device is claded by the cladding device. Compared with the prior art, the ultrathin composite core product has the advantages of good diversion diffusion performance, excellent absorption property, fast permeability speed and small reverse osmosis amount.

This invention relates to a new type of compound position controller including a test board component, a master shaft, a sealing component, a compound detection pole component, a screen leading component, a protecting cover component, a beam barrel, a base seat, a detection pole lead, a top cover, a CB component and a manual component, in which, the insulation connector of the compound detection pole component is screwed in the beam barrel to be fastened, a screen pole is screwed on the bearing jacket of the compound detection pole compound and the bearing jacket is screwed on the casing cap of the compound.

An embodiment of the invention discloses a tagged object control method. The method comprises the steps of performing tagging on objects in an image by adopting tagging boxes, obtaining control pointsof the tagging boxes, and establishing corresponding relationships between the control points and the objects; if a clicking event of a mouse is monitored, obtaining a mouse position; and if it is judged that the mouse position is in at least two tagging boxes, obtaining a target control point closest to the mouse position in the at least two tagging boxes, and according to the corresponding relationships, obtaining a target objet corresponding to the target control point. The mouse position is obtained after the clicking event of the mouse is monitored; the target control point closest to the mouse position is calculated; and according to the corresponding relationships between the control points and the objects, the target object corresponding to the target control point is obtained, sothat the target object can be determined according to the mouse clicking position, the interactive frequency of a tagging tool and a user is reduced, the tagging process is simpler, and the tagging time is shortened.

The invention discloses an online composite process system and a composite core product. The online composite process system comprises a composite drum device, a first semifinished product and a highmolecular material are composited at a first composite position of the composite drum device, a second semifinished product is formed after compositing, and a high molecular material supply device isarranged at a material receiving position of the composite drum device; a clamping and pressing roller is arranged at a downstream workstation of a second composite position of the composite drum device, a third semifinished product is arranged between the clamping and pressing roller and the composite drum device, and a coating device is arranged at a downstream workstation of the clamping and pressing roller and coats the third semifinished product to form a composite core. The composite core product comprises coating nonwoven cloth, fluffy nonwoven cloth, a high molecular material and a covering layer sequentially from bottom layer to surface layer. The online composite process system is high in production efficiency, negative pressure in the composite drum device can be utilized to suck macromolecule granules into the fluffy nonwoven cloth to be sufficiently mixed with the same, and product thickness is lowered effectively; the product prepared by the system is free of faultage, humping and hardening when expanding and high in quality and wearing comfort.

The invention discloses a soft package power lithium ion battery cathode pole ear structure and a preparation method, a pole ear base material is a copper strip with copper content of more than 99.99%; the pole ear is locally coated, and a pole ear glue with a multilayer structure is coated on an uncoated part of the pole ear. The prepared cathode pole ear can avoid the hidden trouble that a chronic corrosion leakage liquid is generated at a bimetallic composite position, the yield and consistency of cell production can be further enhanced, and the usage life of the cell can be simultaneously increased. The preparation method of the invention enables convenient operation, can realize large-scale production, and has the advantages of environmental protection and strong feasibility.

The invention discloses insulating and decorating composited board production technique and line. The production technique includes an insulating board production technique and a decorating board production technique. The production line comprises an insulating board production line and a decorating board production line. The insulating board production line sequentially comprises an automatic mixing platform, an insulating board production field, a cutting machine, a steam reactor and an insulating board positioning machine. The decorating board production line sequentially comprises an unrolling machine, a decorating board forming machine and a scraping machine. An output end of an insulating board conveying belt is correspondingly arranged above a decorating board conveying belt. The lap joint of the insulating board conveying belt forms at the composited position of an insulating board and a decorating board. Production process of insulating boards and decorating boards is designed into an automatic continuous production mode, automatic and accurate compositing of the insulating boards and the decorating boards which are finished is realized, and production ways of insulating and decorating composited boards are continuous and automatic. Compared with the production efficiency of the existing manual operation ways, production efficiency of the insulating and decorating composited boards is greatly improved, and production cost is reduced.

The invention provides a multiple quantum well structure of a high-brightness LED to improve the whole performance of devices. The multiple quantum well structure comprises four multiple quantum well layers, the forbidden bandwidth of quantum wells in the first multiple quantum well layer is smallest, the forbidden bandwidth of quantum wells in the second multiple quantum well layer is largest, and the forbidden bandwidth of quantum wells in the third multiple quantum well layer and the forbidden bandwidth of quantum wells in the fourth multiple quantum well layer are between the forbidden bandwidth of the quantum wells in the first multiple quantum well layer and the forbidden bandwidth of the quantum wells in the second multiple quantum well layer. The forbidden bandwidth of quantum bases in the fourth multiple quantum well layer is smaller than the forbidden bandwidths of quantum bases of other multiple quantum well layers and larger than the forbidden bandwidth of the quantum wells of the fourth multiple quantum well layer. The multiple quantum well structure of the high-brightness LED obviously improves the optimized results of all the aspects such as the injection efficiency of an electron hole, the migration rate, concentration distribution and the composite position, and therefore the whole performance of the devices is greatly improved.

The invention provides a method and device for composite position error evaluation, and relates to the field of mechanical engineering. The method and device solve the problem that in the prior art, the composite position error evaluation cannot be achieved accurately. The method for the composite position error evaluation comprises the steps of acquiring geometrical characteristic information and composite position error setting information of a to-be-evaluated product; acquiring function geometry and benchmark geometry theory constraint information of the to-be-evaluated product according to the geometrical characteristic information; building a composite position error theory mathematical model of the to-be-evaluated product according to the function geometry and benchmark geometry theory constraint information and the composite position error setting information; performing three-dimensional convex hull construction on pre-acquired discrete sampling points of the to-be-evaluated product by adopting the convex hull theory of computation geometry; evaluating the composite position error of the to-be-evaluated product according to a three-dimensional convex hull and the theory mathematical model. According to the scheme, the accurate evaluation of the composite position error is effectively achieved.

An engine component for a turbine engine is provided. The engine component can include a substrate defining a surface, and an energy absorbing composite positioned on the surface of the substrate or within the substrate. The energy absorbing composite includes a shear thickening fluid distributed through a solid foamed synthetic polymer matrix.

The invention discloses a three-direction composite position limiting device, and relates to a beam body and a pier table. The position limiting device comprises an upper stop block and a lower stop block, wherein the upper stop block is anchored at the bottom surface of the beam body, the lower stop block is anchored at the top surface of the pier table, each of the upper stop block and the lower stop block is of an n-shaped structure and consists of a framework beam, a framework post and an anchoring structure, the upper stop bock and the lower stop block are in a criss cross reverse buckling state, the lower stop block with a downward opening is positioned above the upper stop block with an upward opening, a temporary fixing device used for connecting the upper stop block and the lower stop block is arranged between the framework beam of the upper stop block and the framework beam of the lower stop block, the inner surface of the framework beam of the upper stop block is provided with a lower friction pair, the inner surface of the framework beam of the lower stop block is provided with an upper friction pair. The three-direction composite position limiting device has the advantages that the traditional separated stop blocks are integrated, the too great relative displacement between piers and beams under the effect of the earthquake can be effectively limited, the normal displacement of a support seat is ensured, the vertical lifting separation of a main beam under the effect of the earthquake is prevented, the impact force on the piers and the beams is buffered through a buffering device, and the earthquake force of the lower part structure is effectively reduced.

The embodiment of the invention discloses an annotation object control device. According to the device, after annotation boxes are adopted to annotate objects in an image, control points of the annotation boxes are acquired, and a corresponding relation between the control points and the objects is established; if a mouse clicking event is monitored, a mouse position is acquired; and if it is known that the mouse position is in at least two annotation boxes through judgment, target control points closest to the mouse position in the annotation boxes are acquired, and target objects corresponding to the target control points are obtained according to the corresponding relation. According to the embodiment, the mouse position is acquired after the mouse clicking event is monitored, the target control points closest to the mouse position are calculated, and the target objects corresponding to the target control points are obtained according to the corresponding relation between the control points and the objects. Therefore, the target objects can be determined according to the mouse clicking position, the number of interactions between an annotation tool and a user is reduced, the annotation process is simpler, and meanwhile annotation time is saved.

The invention discloses a method for preventing interface oxidation of a rolled metal composite plate, and belongs to the technical field of metal composite plate rolling. According to the method, toprevent interface oxidation of the rolled metal composite plate, an exhaust hole is formed in the interface composite position before heating and rolling are carried out, then a sealing plug is used for plugging the exhaust hole, so that the problem that the interface bonding strength of the composite plate is reduced due to the decline of the interface bonding rate caused by the fact that air between composite interfaces is heated and expanded in the heating and rolling process of the composite plate; and the method has the advantages of being simple in structure, reasonable in design and easy to operate.

The invention discloses a composite position error compensation method and device. The method comprises: correcting obtained original discrete actually-measured position data in a multi-dimensional non-uniform distributed manner into a plurality of sets of corrected position data storing error data that are generated by correction and are in a one-dimensional non-uniform distributed manner; carrying out curve reconstruction on the corrected position data in a one-dimensional non-uniform distributed manner in all sets to form corresponding corrected position data in a one-dimensional uniform distributed manner; carrying out curve reconstruction on all corrected position data in a one-dimensional uniform distributed manner, acquiring subdivision position data of uniform grid points, and thusacquiring a reconstructed curved surface; and generating a corresponding compensation table based on the reconstructed curved surface to realize composite position error compensation. According to the invention, the original discrete actually-measured position data in a multi-dimensional non-uniform distributed manner are corrected, error reconstruction is carried out based on the corrected data,and thus the compensation table is generated. Therefore, the high-precision and high-complexity composite position error compensation is realized.

The invention provides a semi-automatic edge printing machine, which comprises a base and an edge printing device, wherein a center shaft is arranged above the base, a rotating disc is arranged under the center shaft, and the edge printing device is arranged at the right side of the upper side of the base. Through the arrangement of the center shaft and a positioning block, a wheel is positioned, then, the printing machine is regulated to a composite position through a rotating arm, the wheel is rotated, the wheel is subjected to edge printing treatment, the work efficiency of the wheel edge printing is improved, the work time is reduced, in addition, the operation is simple, and the learning is easy.

Provided are a system and a method for realizing order analysis of a rotating shaft by adopting visual composite position sensing stripes. Artificial composite position sensing stripes are used as a three-dimensional vibration sensor and a rotating angular displacement sensor, and can be printed by a common printer and adhered to the periphery of the surface of the shaft. A high-speed camera is adopted as a detector, an image sequence of the composite position sensing stripes is obtained, and time-domain three-dimensional vibration and rotation angular displacement signals can be obtained at the same time through a proposed image processing algorithm. Therefore, simultaneous measurement of the three-dimensional displacement and the rotation angle is realized, and the system and the method are suitable for order analysis. Compared with a traditional system based on three eddy current sensors and one rotation angle sensor, the system has the advantage that the efficiency and robustness of the system are improved. Therefore, the provided composite position sensing stripe and vision-based system can be used for rotating shaft state monitoring and fault detection in practical engineering application.