48 results about "Relative space" patented technology

The invention provides a monocular six-degree-of-freedom attitude estimation method and device for a space target, and the method comprises the steps: inputting an image carrying edge information into a mask segmentation network model, obtaining binary mask information, and determining a current frame object image; inputting the current frame object image and the current frame image into a depth estimation network to obtain current frame object depth information; inputting an adjacent frame image of the current frame image and the current frame object depth information into a pre-trained space target six-degree-of-freedom attitude estimation network to obtain relative space target monocular six-degree-of-freedom attitude change information of the current frame and the adjacent frame; performing image reconstruction based on the relative space target monocular six-degree-of-freedom attitude change information and the current frame object depth information; and based on the relative space target monocular six-degree-of-freedom attitude change information and the absolute space target monocular six-degree-of-freedom attitude change information of the adjacent frame, determining the absolute space target monocular six-degree-of-freedom attitude change information of the current frame.

The invention discloses an adaptive tower crane anti-collision early warning method based on data fusion. The method comprises the following steps: step 1, acquiring attitude data of equipment, surrounding environment data and interaction data between tower cranes through data acquisition equipment; performing time synchronization and coordinate unification; 2, according to the relative space relation between the tower cranes and the relative space relation between the tower cranes and the environment, multiple collision risk scenes are divided, key risk features in all the scenes are extracted, and fusion processing is conducted on the features through a data fusion algorithm; 3, according to the real-time working condition parameters, dynamically adjusting the weight of the key risk characteristics in each scene; carrying out the normalization processing of the fused risk features, and carrying out the weighted fusion according to the weight, and obtaining a global risk value; 4, setting a third-level threshold value, and triggering a corresponding early warning action according to an interval to which the global risk value belongs; and collecting risk characteristic data feedback in real time, and if the risk is not reduced to a safety range and meets a time interval condition, repeatedly executing early warning evaluation and instruction sending.

A metrology apparatus includes an indexed articulated joint including: first and second relatively reorientable bodies, respectively having mutually engageable engagement elements, which can be locked together in different angular orientations about a first axis to provide a plurality of angularly indexed positions of the bodies; at least one verification sensor configured to provide a measure of the relative spatial configuration of bodies when in their locked state; and wherein the apparatus is configured such that when the bodies lock together at an indexed position, the sensor measures the relative spatial configuration of the bodies, and wherein information obtained from the measure is compared to calibration information obtained from at least one other measure of the relative spatial configuration of the bodies when the bodies were locked at said indexed position at an earlier point in time, in order to establish information about the state of engagement of the bodies.

A computer implemented method is provided for compressing spatial data records (220), where a respective spatial data record (221, 321) includes a spatial reference (222, 322) within a space (218), and a plurality of attribute values (323, 324) of respective attribute types. The method includes meshing (201) the space (218) in meshing elements (230-245), where a relative position of a meshing element has a relative spatial reference (255). The method further includes parsing (202) the spatial data records, having, for a respective spatial data record (321): compressing (203) the spatial reference (322) to the relative spatial reference (355) of the meshing element in which the spatial reference is located; compressing (301) the plurality of attribute values (323, 324) to a plurality of respective numerical values (328, 329) according to respective attribute dictionaries (325, 326) having a mapping between attribute values and numerical values for a respective attribute type The plurality of numerical values are compressed (302) to a state value (332) according to a state dictionary (331) having a mapping between sets of numerical values and respective state values.

This invention relates to the field of low-speed diesel engine manufacturing technology, and discloses a fixed template device and its manufacturing method, as well as a fixed template method for starting air pipes. After the first connecting block and the second connecting block are installed, the surfaces of the two connecting blocks that connect with the flanges are machined. The machining dimensions and angles are determined according to the relative spatial positions of the flanges at both ends of the air pipe, forming the first connecting disc and the second connecting disc. The center point of the flange on the machined surface is then determined, and threaded holes for connection with the flanges are drilled to improve subsequent assembly accuracy. The flanges at both ends of the starting air pipe to be machined are fixed using the threaded holes of the first connecting disc and the second connecting disc, and the template assembly is spot welded. This improves the positioning accuracy of the flanges at both ends of the starting air pipe during template assembly, solves the problem of difficult installation due to manufacturing accuracy issues, reduces on-site matching and rework operations during the installation and use of the starting air pipe due to poor weld quality, and improves production efficiency and product quality.

A method of determining a corrected path of an industrial robot and a corresponding electronic device. The method comprises obtaining a first path (S1) from a teaching device (140), wherein the teaching device (140) is actuated by an operator (160) to move along the first path (S1), and wherein an identification device (132) is provided to allow an imaging device (142) to capture the identification device (132) to determine a first relative position of the teaching device (140) relative to the identification device (132), wherein one of the identification device (132) and the imaging device (142) is mounted to the teaching device (140); obtaining a second path (S2) from the teaching device (140), wherein the teaching device (140) is mounted onto the industrial robot (110) and is actuated by the industrial robot (110) to move along the second path (S2); wherein the second path (S2) is determined based on a second relative position of the teaching device (140) relative to the industrial robot (110) and wherein the second relative position is determined based on a first relative position of the teaching device(140) relative to the identification device (132); and determining a relative spatial relationship between the first path (S1) and the second path (S2) to generate a corrected path (Sc). According to the method and the corresponding electronic device, the teaching process for the industrial robot (110) gets better accuracy and less set-up efforts.

The invention belongs to the technical field of ship construction, and relates to a bulk cargo ship with an embedded fuel tank. A first transverse bulkhead is arranged in any original cargo hold of the bulk cargo ship with the embedded fuel tank so as to divide the original cargo hold into a new cargo hold and a fuel hold, and the first transverse bulkhead can be adjusted in the length direction of the bulk cargo ship so as to adjust the relative space size of the new cargo hold and the fuel hold. According to the bulk cargo ship with the embedded fuel tank, any original cargo hold is divided into the new cargo hold and the fuel hold, that is, only part of space of one original cargo hold of the bulk cargo ship is occupied to serve as the fuel hold, and it is guaranteed that the capacity of the whole cargo hold is not changed greatly. Moreover, the first transverse bulkhead can be adjusted in the length direction of the bulk cargo ship so as to flexibly adjust the relative space size of the new cargo cabin and the fuel cabin according to the actual operation route of the bulk cargo ship, so that the space of the fuel cabin can be matched with the required fuel capacity, namely, the storage capacity of the fuel and the cabin capacity of the cargo cabin are considered at the same time; and the freight economy of the bulk cargo ship is effectively improved.

An implantable marker for marking an intracorporeal tissue region of an animal or human, including at least one strand produced from biocompatible material and which has a three-dimensional shape impressed during a shaping process. The strand adopts the three-dimensional shape after cessation of an external mechanical constraint that forced the strand to adopt a compacted three-dimensional shape. The three-dimensional shape impressed upon the strand comprises at least two fixed strand eyelets with each eyelet being formed by at least one helical winding of the strand and having at least one of shape and relative spatial position being different in the compacted three-dimensional shape forced upon them by the external mechanical constraint and the three-dimensional shape adopted after cessation of the mechanical constraint.

The utility model discloses an arrow -piercing corner structure, including two symmetrical setting aluminum frame, the lower part of one end of aluminum frame is close to each other all is provided with linear module, two linear module ends that are close to each other all are provided with arrow -piercing slot, set up arrow -piercing bar in arrow -piercing slot, this arrow -piercing bar is connected with linear module, set up transmission groove between two arrow -piercing slots, and arrow -piercing slot is connected each other through transmission groove, one arrow -piercing slot upper portion is provided with the incoming band transition piece, and the incoming band transition piece top is provided with incoming band R corner spare, the installation of overall structure is convenient, simple and quick, and R corner spare is immobile, only arrow -piercing bar, incoming band guide piece and outgoing band guide piece movement, and the relative space is smaller, and the packing adaptability is stronger, solve the technical problem of difficult installation, maintenance and overhaul due to the fact that the existing packing machine arrow -piercing corner is not integrative setting, and the structure is too big, therefore in the narrow equipment installation space operation is extremely inconvenient, lead.

An apparatus for connecting collar components to an elongate member is disclosed. The apparatus includes a frame structure having a central opening that is configured to receive an elongate member and that includes at least a first gripping station and a second gripping station. Each gripping station includes a reference surface and a clamp device that is configured to force a collar component against the reference surface. The first and second gripping stations are configured to control relative spatial location of a first collar component held by the first gripping station relative to a second collar component gripped by the second gripping station, prior to connecting the first and second collar components to the elongate member.

The invention discloses a pipeline conveying device, which relates to the technical field of pipeline conveying equipment, and comprises two brackets which are distributed in parallel and two groups of supporting legs which are respectively arranged at the bottom ends of the two brackets, and a linear sliding table which is parallel to the distribution direction of the brackets is arranged in the relative space of the two groups of supporting legs; conveying sliding seats capable of moving in the distribution direction of the brackets are installed on the linear sliding tables, jacking units capable of lifting the pipelines are arranged on the conveying sliding seats, and overturning units capable of driving the pipelines to rotate in situ are arranged on the jacking units. The pipeline carrying device can carry the pipeline to transversely move in the distribution direction of the bracket until the pipeline moves to a machining station. When machining operation such as cutting and welding is carried out on the surface of the pipeline, under the acting force generated by operation of the overturning unit, the pipeline reaching the machining station along with the jacking unit can rotate, the relative position of the surface of the pipeline and a machining machine is adjusted, the time needed for adjusting the position of the pipeline is shortened, and the machining efficiency is improved.

The invention relates to the technical field of human-computer interaction, and discloses a motion track reproduction method and device, computer equipment and a storage medium. The method comprises the steps of collecting respective motion data of a first object and a second object; based on the motion data, acquiring spatial change information of the first object relative to the second object, including relative pose change and relative position change of the first object; spatial change information of the first object relative to the second object is analyzed, and independent motion data, including pose change and position change, of the first object in the space relative to the second object is separated; and reproducing a motion track of the first object based on the independent motion data. The motion data of the first object and the motion data of the second object are subjected to conjoint analysis, the relative space relation between the first object and the second object is analyzed, interference factors generated by driving of the second object are effectively eliminated, the independent motion data of the first object are extracted, and misjudgment caused by coupling influence in a traditional method is avoided.

A method performed by a surgical system that includes a camera within an operating room. The system receives a first image from a first camera, the first image representing a first FOV having an object at a first position. The system receives a second image having the object at the first position from a tracking camera, and determines a first pose of the first camera based on the first image and the second image. The system receives a third image captured by the second camera, the third image representing a different second FOV and having the object at a second position. The system receives a fourth image captured by the tracking camera having the object at the second position, and determines a second pose of the second camera based on the third image and the fourth image. The system determines a relative spatial transformation between the first camera and the second camera based on the first pose and the second pose.

A method performed by a surgical system including a camera in an operating room. The system receives a first image from a first camera representing a first FOV with an object at a first location. The system receives a second image from a tracking camera with the object at the first location and determines a first pose of the first camera based on the first and second images. The system receives a third image captured by a second camera representing a second, different FOV and with the object at a second location. The system receives a fourth image captured by the tracking camera with the object at the second location and determines a second pose of the second camera based on the third and fourth images. The system determines a relative spatial transformation between the first camera and the second camera based on the first pose and the second pose.

The invention discloses a space situation visualization method, system and device related to a satellite game boundary box and a medium. The method comprises the steps that the ability range of the game boundary box is delimited according to the ability of a satellite; calculating a relative space distance between satellites participating in the game in real time; and comparing the calculated real-time distance with each preset range radius of the satellite in real time, judging a game state, and realizing visual presentation of the space situation. According to the invention, by introducing the game boundary box, multi-dimensional and dynamically changing game boundaries of maneuvering, capture, threat, escape and the like are superposed in a three-dimensional space scene in real time, so that an observer can clearly see ability ranges and interaction states of all satellites, such as whether the satellites enter a capture area of the other party or not and whether an escape channel exists or not; and the global understanding speed of the complex space game is greatly improved. The intersection and overlapping of the boundary boxes visually reveal the key area and critical moment of the game.

A system for analyzing movement of a joint includes: actual markers positioned around the joint, where space positions of the actual markers track space movement of virtual marker points; an optical tracking device that senses the space positions of the actual markers so as to obtain a space movement data of the actual markers; a data collection device that collects the space movement data of the actual markers and a relative space position data of the virtual marker points with respect to the actual markers; and a data analyzing device that obtains a space movement data of the space movement of the virtual marker points from the space movement data of the actual markers, and simulates and analyzes a movement of a bony structure of the joint according to the space movement data of the virtual marker points.

This disclosure provides a control method and cleaning equipment for a cleaning device. The method includes: in response to a retraction command triggered when the swing arm assembly is in an outward swing state, acquiring relative spatial relationship information between an obstacle in the environment and the swing arm assembly; based on the relative spatial relationship information, determining whether there is a risk of interference with the obstacle when the swing arm assembly performs a retraction action from the outward swing state to the retracted state; in response to determining that there is a risk of interference, controlling the machine body to perform an avoidance action and controlling the swing arm assembly to perform the retraction action; in response to determining that there is no risk of interference, controlling the swing arm assembly to perform the retraction action. Accordingly, this disclosure, by introducing a mechanism for predicting obstacle interference risk, can avoid equipment damage caused by the swing arm assembly colliding with an obstacle during retraction, thereby improving the operational safety and continuity of the equipment.

The invention provides a control method of a robot system capable of being used for any internal medicine or surgical remote operation. The robotic system includes at least one master device; at least one slave device moved by an actuator and controlled by the master device; the central microprocessor unit is used for controlling the slave equipment; and a display which visually displays a surgical site operated by the slave device at a central portion thereof, the control method comprising the following operations: determining spatial orientations of the master device and the slave device through the central microprocessor unit; when the central microprocessor unit receives an alignment assistance request signal, generating a graphical user interface on the display, the graphical user interface comprising at least one alignment assistance graphical element to intuitively represent a relative spatial orientation of the master device relative to the slave device; at least one graphical aspect of the assist alignment graphical element is modified in a manner corresponding to a relative spatial orientation of the master device relative to the slave device.

The invention discloses a method and device for controlling a mechanical arm. The method comprises the following steps: acquiring an image of a scene including a target object through a single camera; the depth value of the target object is determined based on the depth curve relation between the image size and the depth value of the target object and the image size of the target object in the obtained image, and the depth value of the target object indicates the actual distance between the target object and the camera; determining a relative position of the target object in an image plane coordinate system of the camera based on an image proportion and an image position of the target object in the acquired image; and based on the depth value of the target object, the relative position of the target object in the image plane coordinate system of the camera and the relative spatial position of the camera and the mechanical arm, controlling the mechanical arm to move and executing operation on the target object.

The present invention discloses a method, device, computing equipment and computer storage medium for determining the scope of the control protection area of a rail transit structure in a karst environment. According to the technical solution provided by the present invention, basic address data and structural parameters of existing structures are obtained, and the positions of the existing structures in the geological section and the corresponding overburden types are determined; based on this, a position relationship model of the corresponding existing structure and the relative space of external operations is established; according to the structural types, structural parameters of the existing structures and the corresponding overburden types, based on the position relationship model, a calculation method for range parameters under critical conditions is determined, and the control protection area range under the corresponding critical conditions is obtained. By comprehensively analyzing the influence range of external operations, the influence range of karst collapse and the influence range of existing structures, the control protection area range under the critical conditions that affect the existing structures is accurately determined, the corresponding potential threats are scientifically analyzed, and the safety of urban rail structures is effectively improved.

An embodiment of the present application provides a control method for engineering equipment, engineering equipment, a storage medium, and a processor. The engineering equipment includes a positioning device, and the control method includes: obtaining the current position where the engineering equipment is located through the positioning device; determining a first separation distance between the current position and an obstacle around the engineering equipment; determining a virtual space area composed of a plurality of virtual boundaries that coincides with the obstacle according to the current position and the first separation distance; when the engineering equipment moves to the next position, determining a relative space parameter between the engineering equipment and the virtual boundary; controlling the engineering equipment to execute corresponding control parameters according to the relative space parameter, so that the engineering equipment operates safely. When the position of the engineering equipment changes, it can operate within the range of the set virtual space area, avoiding the engineering equipment touching the actual obstacle, and improving the safety of the engineering equipment operation.

The utility model belongs to the technical field of wafer manufacturing, and discloses a detection mechanism on wafer chamfering equipment, which comprises a fixed support, a wafer moving assembly, a wafer adsorption fixing assembly and a sensor detection assembly, and is characterized in that the wafer moving assembly is fixedly mounted on one side of the upper surface of the fixed support; the wafer moving assembly is fixedly installed on one side of the upper surface of the fixed support, the sensor detection assembly is fixedly installed on the other side of the upper surface of the fixed support, and the wafer adsorption fixing assembly is fixedly installed on the outer wall of one side of the wafer moving assembly. The method comprises the following steps: marking and further processing unqualified wafers, driving a wafer movement assembly to enable the wafers not chamfered to rotate circumferentially by more than 360 degrees, acquiring wafer thickness, wafer diameter, wafer Notch angle position, relative spatial position coordinates of the wafers and the like, and transmitting the information to a downstream station. Adjustment in the wafer chamfering process is facilitated.

The invention relates to the technical field of sand casting valve body production equipment, in particular to an automatic sand casting valve body cutting device and a cutting method thereof.The automatic sand casting valve body cutting device comprises a cutting robot, an identification mechanism and a tool used for fixing a valve body and further comprises a morphology deviation correction mechanism, and the morphology deviation correction mechanism comprises a correction body; one end of the correction body is provided with a flow channel positioning piece and a flange end face positioning piece, the flow channel positioning piece is used for being matched with a flow channel hole of the valve body and preventing the correction body from deviating or falling off the valve body, during use, the shape deviation correction mechanism is arranged on the valve body, and the identification mechanism identifies the shape deviation of the valve body through a mark placement point on the correction body. The relative space position of the valve body is obtained, the flange end face patch on the valve body and the relative space path of the dead head are calculated, the influence of valve body profile deviation is greatly reduced, the machining precision is improved, the machining precision requirements of different valve bodies are met, and meanwhile the shape deviation correction mechanism is simple in structure, easy to manufacture and maintain and easy and convenient to use and operate in the later period.

The invention belongs to the field of hydraulic forming of pipe fittings, and particularly discloses an electromagnetic impact hydraulic forming device and method for pipe fittings. After the relative space positions of the pipe fitting, the driving plate and the punch are uniquely designed, axial electromagnetic force is generated at the upper end of the driving plate and the upper end of the high-conductivity metal pipe fitting through the same driving coil, the axial electromagnetic force generated on the driving plate generates internal fluid pressure in the pipe fitting, and radial bulging of the pipe fitting is achieved; the axial electromagnetic force generated at the end of the high-conductivity metal pipe fitting further generates axial feeding force at the end of the pipe fitting, cooperative high-speed driving of axial material flowing, radial bulging of the pipe fitting and axial material flowing is achieved, and the problem of reduction of the wall thickness of the pipe fitting is effectively solved. Due to the fact that an internal pressure supply system and a feeding control system at the end are removed, the problems that in an existing traditional pipe fitting hydraulic forming technology, an internal hydraulic power source and an external control system are relied on, and matching control over internal pressure and axial feeding is difficult are solved.

The application relates to an object completion method and device, equipment, a storage medium and a program product. The method comprises the following steps: acquiring missing object information of a missing object in a current simulation scene; determining a target reference object type and a target relative spatial relationship matched with the missing object type based on a target matching rule, and acquiring a target reference object instance corresponding to the target reference object type from a current object instance of the current simulation scene; the target matching rule comprises a plurality of object types and relative spatial relationships between different object types; target pose information of the missing object is determined based on reference pose information of the target reference object instance in the current simulation scene and the target relative spatial relationship; and the target pose information is used for completing the missing object in the current simulation scene. The method can complete the missing object in the simulation environment and improve the integrity of the simulation environment.

The invention provides a stiff node deepening design method and equipment based on a relative position relation of components, and aims to solve the problems of low automation degree, lack of rule constraints among the components, low modeling efficiency, incapability of effectively processing collision among the components and the like in the stiff node deepening design in the prior art. The invention provides a stiff node deepening design method based on rules and relative position relations, which is realized through secondary development on a three-dimensional modeling software platform and is characterized in that a user inputs key information of beams around section steel through a graphical interface; the system automatically generates components such as connecting plates, stiffening ribs and the like according to a preset rule and the relative space relation between the components and reasonably arranges the components, and the problems that in traditional manual modeling, efficiency is low, and errors are prone to occurring are solved. The node deepening task can be automatically completed, the deepening design efficiency is improved, the model accuracy is enhanced, and the construction feasibility is improved.

The invention discloses an accompanying side jacking mechanism for an automobile assembly workshop, and relates to the technical field of automobile frame side jacking equipment, the accompanying side jacking mechanism comprises two groups of accompanying frames capable of synchronously moving and lifting seats arranged on the accompanying frames, and the two groups of lifting seats are both provided with butt joint arms capable of moving towards the direction of an automobile frame and air cylinders capable of controlling the butt joint arms to move. Guide rods and supporting strips which are distributed in parallel are arranged on the butt joint arms, first supporting blocks and second supporting blocks capable of moving in the distribution direction of the supporting strips are arranged on the supporting strips, and a plurality of follow-up supports with adjustable intervals are arranged in the relative space of the first supporting blocks and the second supporting blocks. Based on different lengths of a frame and a vehicle body, the first supporting block, the second supporting block and the follow-up supports can be adjusted, a larger-range jacking contact surface is formed at the bottom of the frame, and the phenomenon that the frame shakes forwards and backwards in the moving process is avoided. The lifting device is suitable for a frame with a longer vehicle body, and the stability of the frame in the lifting process is improved.

The invention relates to a navigation aid system (100) for determining the direction of movement and / or speed of a moving object. The navigation aid system (100) has at least two ultrasonic sensors (110, 112) mounted on the moving object (200), wherein the ultrasonic sensors (110, 112) are each configured to transmit an ultrasonic signal at a transmission frequency and to receive the ultrasonic signal again after reflection at a reception frequency, and wherein the at least two ultrasonic sensors (110, 112) have a known relative spatial relationship to each other, but are oriented in different directions.The navigation aid system (100) further includes an evaluation device which is designed to determine the direction of movement and / or speed of the moving object based on the at least two received frequencies and the relative spatial reference of the ultrasonic sensors (110, 112).

A detector (110) for determining the position of at least one object (112) is proposed. The detector (110) comprises: - at least one sensor element (130) having a matrix (132) of optical sensors (134), each optical sensor (134) having a photosensitive region (136), wherein the sensor element (130) is configured to determine at least one reflected image (142); - at least one evaluation device (146), wherein the evaluation device (146) is configured to select at least one reflection feature of the reflected image (142) at at least one first image location (148) in the reflected image (142), wherein the evaluation device (146) is configured to optimize at least one blur function f a. To determine at least one ordinate z of the selected reflection feature, wherein the evaluation device (146) is configured to determine at least one reference feature in at least one reference image (168) at at least one second image position (154) in the reference image (168) corresponding to at least one reflection feature, wherein the reference image (168) and the reflection image (142) are determined in two different spatial configurations, wherein the difference in the spatial configurations lies in the relative spatial constellation, wherein the evaluation device (146) is configured to determine the relative spatial constellation based on the ordinate z, the first image position (148) and the second image position (154).

In any robotic system for the remote operation of medical or surgical procedures, having at least one master device, at least one slave device moved by an actuator and configured to be controlled by the master device, a central microprocessor unit configured to control the slave device, and a display configured to visualize the surgical site where the slave device operates at its central portion, a control method usable is provided. The central unit determines the spatial orientation between the master device and the slave device, and when the central unit receives an alignment assistance request signal, generates on the display a graphical user interface including at least one alignment assistance graphic element visually representing the relative spatial orientation of the master device with respect to the slave device, and modifies at least one graphical aspect of the alignment assistance graphic element in a manner corresponding to the relative spatial orientation of the master device with respect to the slave device.