217 results about "Soft body" patented technology

The utility model provides an edge covering structure, a skylight assembly and a vehicle, the edge covering structure comprises a base and a soft body part, the base comprises a base body and a protrusion, the base body comprises a first supporting face, the protrusion is arranged on the first supporting face in a protruding mode and located on the edge of the first supporting face, the protrusion comprises an inner face, and the inner face is connected with the first supporting face; the inner surface inclines towards the first supporting surface and forms an included angle with the first supporting surface. The soft body part comprises a soft body and a shielding section, the shielding section is connected with the soft body, the shielding section is arranged at the end of the soft body in a protruding mode, the soft body is connected with the base body and the protrusion, and the shielding section protrudes relative to the protrusion and is opposite to the first supporting face in a spaced mode. The edge covering structure can adapt to the section types of various skylight glass, the edge covering structure does not need to be redesigned corresponding to each skylight glass type, and the cost of the edge covering structure and the cost of a forming mold for manufacturing the edge covering structure are saved.

The invention provides a degradable combined type tracheal stent and an implantation method, the degradable combined type tracheal stent comprises a plurality of rib plates which are coaxially arranged and are in an annular shape and soft bodies which are connected between every two rib plates and are in a net shape, and axial length adjustability and axial bending deformation of a stent main body are achieved through the soft bodies; the support further comprises a connecting part, the connecting part comprises a first connecting body arranged at the two axial ends of the support body and a second connecting body matched with the first connecting body, and the first connecting body and the second connecting body are matched to achieve axial detachable connection and combination between every two support bodies. The adjustable axial length of the stent main body, bionic axial bending deformation and stable connection and combination between every two stent main bodies are effectively realized. The invention further provides an implantation method of the degradable combined type tracheal stent, the implantation method comprises the steps of obtaining the size of the diseased trachea, determining the diameter and the combination number of the stent body, sleeving the diseased trachea and connecting the combination to complete implantation, and the method is easy to operate and can meet different requirements of clinical complex environments.

The present disclosure is direct to a soft body armor assembly that comprises a first subpanel and a second subpanel. The first subpanel may have a first portion and a second portion. The first portion may have a first plurality of ultra-high molecular weight polyethylene fiber sheets. Each sheet of the first plurality may have two single layers of unidirectional sheets cross plied at 90 degrees to one another. The second portion may have a second plurality of ultra-high molecular weight polyethylene fiber sheets. The second subpanel may comprise a third portion and a fourth portion. The third portion may have a third plurality of ultra-high molecular weight polyethylene fiber sheets. The fourth portion may have one or more composite sheets.

The invention discloses a method and equipment for evaluating the meat yield of Bellamya piriforme, a medium and a product. The method comprises the following steps: acquiring a morphological data set of the Bellamya piriformis; the morphological data set of the Bellamya piriformis comprises character parameters of a plurality of sample Bellamya piriformis individuals and corresponding soft body weights; constructing an optimal KNN prediction model based on the morphological data set of the Bellamya piriformis; the optimal KNN prediction model is used for predicting the software weight according to the character parameters of the individual Bellamya piriformis; inputting the character parameters of the target Bellamya piriformis individual into the optimal KNN prediction model to obtain a soft weight prediction value of the target Bellamya piriformis individual; and dividing the soft body weight prediction value of the target Bellamya piriforme individual by the body weight to obtain the meat percentage prediction value of the target Bellamya piriforme individual. According to the method, nondestructive evaluation of the meat percentage of the Bellamya piriforme can be realized, and the meat percentage of the Bellamya piriforme can be predicted under the condition that the Bellamya piriforme survives.

The present disclosure relates to a fishing lure assembly that is comprised of a rigid jig head with and a soft cavity with a specially structured cavity. The improved lure facilitates a secure attachment mechanism that allows for interchangeability of the soft bodies of the lure. The unique geometry of the ridged section of the jig head and the corresponding cavity within the soft body of the lure are designed to interlock without damaging the soft body.

The underwater angle-limitation-free multi-scene operation soft robot comprises an outer main body, the outer main body is composed of a soft body and a main shell wrapping the soft body, a control module is arranged in the soft body, and propelling power devices are installed on the two sides of the outer main body in an embedded mode; the edge of the main shell is connected with a skirt band device, and a sensing assembly is carried on the skirt band device; and an adsorption device is embedded in the belly part of the outer main body. Through the design of collaborative integration of propelling, sensing and adsorption, the high-flexibility and high-fitting-degree operation requirements are met, and meanwhile the high-integration requirements of propelling control, sensing feedback, adsorption attachment and rapid maintenance are considered.

The invention discloses a muscle-driven fruit fly larva-imitating intelligent body modeling and hierarchical motion control method, which comprises the following steps of: modeling a fruit fly larva multi-body-segment all-soft body based on a spring mass point method, modeling a muscle tension calculation node based on a muscle length-speed-tension nonlinear model, modeling a static fluid skeleton based on a volume constraint algorithm, and performing hierarchical motion control on the static fluid skeleton. And forming a drosophila larva imitating intelligent body under the simulation modeling framework. The method comprises the following steps: constructing a muscle bottom layer controller based on a von-mises cyclic distribution central mode generator for a fruit fly larva imitating intelligent body, and compressing a control dimension from a muscle number to a bottom layer controller parameter number; a reinforcement learning method is adopted to optimize a high-level strategy network for controlling parameters of a bottom-layer controller, so that a high-dimensional muscle system can drive a drosophila larva imitating intelligent body to generate multi-mode wriggling movement under the coordination of the hierarchical movement control method. The invention provides a novel structural design and a novel control algorithm, which are beneficial for promoting the application of the soft robot in the fields of industry, medical treatment and the like.

The invention provides a sensorless control method and device for a pneumatic soft actuator, the pneumatic soft actuator and electronic equipment, and belongs to the field of soft robots. The method comprises the steps that the current injected air quality and pressure are obtained through a detection module arranged on an air pipe between an air pump module and an actuator body; the mass and the pressure intensity of the injected air are input into a preset actuation estimation model, and the current actuation estimation quantity of the actuator body is obtained through the actuation estimation model; obtaining an error value according to the actuation estimation quantity and the target control quantity; and the controller adjusts the gas injection amount of the gas pump module based on the error value so as to adjust the actuating amount of the actuator body. Thus, a large-size sensor does not need to be installed on the actuator body, accurate control over the actuator body can be achieved only according to the quality and the pressure intensity of the injected air, the size and the gravity of the actuator body are reduced, the actuator body is not afraid of collision and moisture, and therefore the fault risk is reduced, and the flexibility, the comfort and the portability are improved.

The utility model discloses a pipeline connection structure and coffee maker, pipeline connection structure includes joint, joint both ends can be connected with corresponding pipe head, joint includes second component, first soft body and second soft body, first soft body and second soft body are respectively provided second component both ends, second component is provided with the runner that runs through the both ends, and the first soft body is connected with the second soft body. The first soft body is provided with a first insertion hole and a second insertion hole. The pipelines of the coffee machine are connected through the connectors, assembly is convenient, and sealing performance is good.

The utility model relates to the technical field of robots, in particular to a modularized soft deformation actuator and a soft robot simulating inchworm biological motion. The modularized soft deformation actuator comprises a deformation module and a connecting piece, one end of the deformation module is of a closed structure, the other end of the deformation module is of an open structure, and the connecting piece is installed at the end of the open structure of the deformation module. The deformation module is of a soft body structure and comprises a non-limited deformation layer on the outer side and an internal limited strain layer, and the non-limited deformation layer is in a hollow wrinkle shape; the limited strain layer is arranged in the non-limited deformation layer, and the interior of the non-limited deformation layer is divided into a plurality of cavities. Through the deformation modules and the connecting pieces, deformation, bending, torsion and the like of the deformation modules are accurately controlled.

The invention provides a multi-modal motion asymmetric soft actuator and application thereof, and belongs to the technical field of soft robots. The present invention comprises: at least one bending chamber for converting air pressure energy into directional bending motion; the at least one torsion chamber and the bending chamber are physically separated to form an independent bending chamber and an independent torsion chamber, and the bending chamber and the torsion chamber are respectively connected with an independent gas circuit; an asymmetric structure is arranged in the torsion chamber and is used for directly converting air pressure energy into rotating torque around the central axis of the module; by independently controlling air pressure input of the torsion chamber and the bending chamber which are asymmetrically arranged, torsion and bending motion can be independently achieved in a single module. According to the invention, an asymmetric structure is adopted as a whole, independent driving chambers with special functions and physical isolation are integrated in a single module, a mode of indirectly synthesizing torsion through motion coupling of a plurality of symmetrical chambers is abandoned, torsion motion in a target direction is directly output, and a driving source and control logic are simplified.

The invention provides a reprogrammable pneumatic soft deformation actuator and a preparation method thereof, and relates to the technical field of soft robot deformation. Comprising a body made of a flexible material, at least one sealed air gap is formed in the body, an air channel is formed in the body, and the air gap is communicated with the air channel; and an outer incision is arranged outside the body around the air passage. The whole body of the device is made of soft materials such as silica gel, reprogramming of a soft actuator structure can be achieved through manufacturing and bonding of new and old air gaps or outer notches, and a new deformation mode is obtained. The structure is a full-soft structure, can keep the flexibility of a soft deformation structure, and has the advantages of safety in contact with a human body or a fragile object and impact resistance. Through reciprocal operation of cutting and bonding, geometric parameters or distribution modes of air gaps and outer notches can be changed, and different deformation modes such as elongation, bending, torsion and composite deformation can be obtained.

The invention provides an underwater shooting device, method and system. The underwater shooting device comprises a shooting shell, a movable flexible mechanism, a focusing camera, a flexible soft body, a driving device and edge processing equipment, the movable flexible mechanism is arranged at the head opening of the shooting shell in a sealed mode and can stretch out, draw back and rotate in the direction away from the shooting shell, and the focusing camera is installed at the output end of the movable mechanism so as to achieve multi-directional shooting; the flexible body is arranged in the tail opening of the shooting shell; the driving device is arranged in the shooting shell and acts on the flexible soft body to push water in the flexible soft body out of the tail opening to form negative pressure; the edge processing device is arranged in the shooting shell and electrically connected with the movable flexible mechanism, the focusing camera and the driving device so as to control tracking shooting of the target object to obtain clear shooting data. Therefore, the underwater shooting device can be used for shooting in a small hole or an air attack, so that the shooting efficiency is improved.

The amphibious robot provided by the application can freely move in water and on land, realizes amphibious function, and can adapt to different movement requirements, such as crossing obstacles and gullies, and freely swimming in water. The movement mechanism of frog swimming and jumping is applied to the robot, and amphibious movement is realized through a mixed driving mode. On land, a high-performance frog-like jumping is realized through a combination of a fuel explosion driving type hind limb power mechanism and a connecting rod type forelimb agile posture adjusting mechanism. In water, a high-efficiency frog-like swimming is realized through a combination of a rope driving type linked hind limb mechanism for completing extension and retraction movement and a controllable soft body stretching driving type fin for swinging and opening and closing. Compared with other amphibious robots, the robot adopts a simplified executing mechanism and a split type design, significantly reduces the complexity of amphibious mode switching, and thus improves the adaptability and controllability of the robot in water and land environments.

The utility model discloses a suction cup which comprises a suction cup soft body and a shell covering the suction cup soft body. The sucker soft body is further provided with a connecting part, and the connecting part is further provided with a sliding block. The shell is further provided with a driving part, the shell slides outside the suction cup soft body, so that the sliding block slides on the driving part, and the suction cup soft body is attracted to the contact surface or separated from the contact surface. When the suction cup is used, the shell can slide relative to the suction cup soft body, so that the suction cup is promoted to complete an adsorption action with a contact surface or a separation action with the contact surface in the sliding process of the shell, and the problem that fingers feel uncomfortable due to pushing by the fingers is solved; and meanwhile, the shell is held by a hand to promote the shell to move, the whole sucker can be controlled in the hand of the user no matter whether the sucker is adsorbed with the contact surface or separated from the contact surface, and the problem that the sucker is broken due to falling of the sucker can be thoroughly avoided.

The utility model discloses a cutting device for diamond processing, which comprises a workbench, the top of the workbench is fixedly provided with a fixing frame, one side of the top of the fixing frame is slidably provided with a cutting assembly for cutting diamond, the inside of the fixing frame is symmetrically and slidably provided with first clamping plates, and the first clamping plates are symmetrically and slidably provided with second clamping plates. The two first clamping plates are driven to move oppositely through operation of a motor, meanwhile, the two second clamping plates are driven to be close to each other through connection of a connecting rod to a mounting block so that the first clamping plates and the second clamping plates can move synchronously, and diamonds can be clamped and fixed, and meanwhile in the moving process of the second clamping plates, the diamonds can be clamped and fixed. The rubber soft body of the inner ring of the second clamping plate and the diamonds extrude to drive the second clamping plate to slide along the interior of the sliding hole, the second clamping plate clamps diamond workpieces of different sizes, meanwhile, the diamonds of different shapes are fixed through extrusion of the rubber soft body and the diamonds, and it is guaranteed that the diamonds of different shapes are stably fixed.

The utility model relates to the technical field of sealing, in particular to an O-shaped sealing ring. According to the technical scheme, inner sealing gaskets are arranged on the inner edges of an upper sealing ring and a lower sealing ring, outer sealing gaskets are arranged on the outer edges of the upper sealing ring and the lower sealing ring, and supporting soft bodies are installed in the upper sealing ring and the lower sealing ring. The inner sealing gaskets and the outer sealing gaskets of the upper sealing ring and the lower sealing ring are provided with first clamping teeth and second clamping teeth respectively, and the inner sealing gaskets and the outer sealing gaskets are assembled in a mutual inserting and limiting mode through the first clamping teeth and the second clamping teeth. By means of multi-layer sealing, use of the supporting soft body, reliable mechanical connection and auxiliary fixing of the adhesive, the sealing performance, the pressure resistance and the stability are remarkably improved, the sealing device adapts to wider application scenes, and the service life is prolonged. Due to the advantages, the sealing device has remarkable advantages in sealing occasions requiring high reliability.

The invention discloses a mudslide simulation test device for a waste slag field in a rainy environment in the technical field of mudslide simulation tests, which comprises a water tank part and a simulation part, and is characterized in that the water tank part comprises a base, a plurality of groups of adjusting rods and a soft tank; the bottom of the adjusting rod is fixedly connected with a sliding block, the top of the adjusting rod is fixedly connected with a fixed fork, and a floating fork is rotationally connected into the fixed fork and used for rotating along with the shape of the soft groove and attaching to the bottom of the soft groove. The length of the adjusting rod is adjustable for adjusting the height distribution of the soft body groove; the simulation part comprises an erecting rod fixedly connected with the top of the base and an installed water tank, a spraying plate is installed at the top of the erecting rod, the water tank is communicated with the spraying plate, and the spraying plate is located above the soft body groove and used for simulating rainfall; according to the invention, the soft body groove can be bent into a desired trend, so that various simulation working conditions are provided, more actual conditions can be met, and more accurate data can be obtained.

The utility model discloses a suction cup which comprises a shell, one side of the shell is connected with a suction cup soft body, and the other side of the shell is provided with a sliding piece linked with the suction cup soft body. The shell is further provided with a shifting block, and the shifting block is connected with the sliding piece through an arranged linkage shaft. And the shifting block rotates on the shell to drive the sliding piece to move upwards, so that the sucking disc soft body linked with the sliding piece is adsorbed on a contact surface or is separated from the contact surface. When the finger portion of the finger presses the shifting block, one end of the shifting block is made to abut against the shell, and along with continuous force application of the finger portion, the end of the shifting block can rotate with the contact point of the shifting block and the shell as the fulcrum, so that the sliding piece can be easily made to drive the sucker soft body to deform according to the lever principle, and suction of the sucker is completed. On the basis, the pressure of the fingers can be greatly relieved through the arrangement of the shifting blocks, and meanwhile discomfort caused by overexertion of the fingers can be avoided.

The invention discloses a soft body rolling building block based on paper folding, and relates to the technical field of deformable structures, the soft body rolling building block comprises a soft body unit, and the soft body unit can generate torsional deformation so that the two ends of the soft body unit can be oppositely close to each other; the two reinforcing units are fixed to the two ends of the soft body unit respectively; the driving units are arranged in a circumferential array mode with the center axis of the soft body unit as the center, one end of each driving unit is connected with one reinforcing unit, the other end of each driving unit is connected with the other reinforcing unit, contraction generated when the driving units are heated can enable the two reinforcing units to be close to each other in the opposite direction, and in the approaching process of the reinforcing units, the driving units are not prone to deformation. And the soft body unit generates torsion and drives the reinforcing unit to rotate. Periodic bending or twisting of the rolling structure is achieved by controlling the states of the different driving units, so that the rolling behavior of the rolling structure is induced, the driving units arranged at equal intervals are used for achieving local controllable driving of the rolling structure, and therefore the deformation path is controllable.

The application discloses a preparation method of a silica gel-based rigid-flexible coupling pneumatic soft body finger, which comprises the following steps: firstly, preparing a silica gel gas distribution base layer and a silica gel pneumatic expansion joint structure; then, bonding the silica gel gas distribution base layer, the silica gel pneumatic expansion joint structure and a rigid framework into a semi-finished product pneumatic soft body finger; placing the semi-finished product pneumatic soft body finger into a pneumatic soft body finger mold, and placing a flexible tensile strain sensor on the palm of the semi-finished product pneumatic soft body finger, and placing the electric signal lead wire of the flexible tensile strain sensor outside the pneumatic soft body finger mold; finally, injecting silica gel into the pneumatic soft body finger mold to coat the semi-finished product pneumatic soft body finger and the flexible tensile strain sensor into an integral whole by using the silica gel.

The present disclosure relates a soft body vine robot that can extend into confined spaces and perform various tasks using interchangeable end effector tools. The vine robot includes a tubular robot body and an attachment member. An internal portion of the robot body is disposed within an external portion of the robot body. The attachment member has a first side detachably connectable to an everting tip of the robot body and a second side detachably connectable to at least one end effector. In operation, a pressure source generates pressure within the robot body to cause the internal portion of the robot body to evert along an everting direction of the robot body, the robot body everts along a desired path, and the attachment member maintains a detachable connection with the everting tip of the robot body.

The application provides a cuttable interactive soft body simulation method and system based on a GPU accelerated material point method, and belongs to the field of computer graphics physics simulation, and comprises the following steps: S1: sampling and initializing a three-dimensional soft body model to be simulated and a rigid body model interacting with the three-dimensional soft body model; S2: constructing an initial GPU secondary sparse acceleration structure Ggrid based on a virtual scene to be simulated; S3: extending the Ggrid; S4: updating the state of the rigid body model and constructing a rigid body cutting field of the Ggrid; S5: solving a physical explicit integration of the three-dimensional soft body model to be simulated in parallel based on the Ggrid and the rigid body cutting field, and obtaining the position of a Lagrange particle at the next time; and S6: at the last iteration of each frame, reconstructing a surface triangular mesh mesh of the Lagrange particle cluster in real time based on the Ggrid, and smoothing the surface triangular mesh mesh. The method realizes multi-material soft body deformation, cutting interaction, fragmentation and real-time surface reconstruction.

Some implementations relate to methods, systems, and computer-readable media to provide scalable soft body locomotion / animation for a virtual experience, such as a three-dimensional (3D) environment. In some implementations, the method includes building a control space having information representative of forces corresponding to natural movement of the soft body, wherein the soft body is part of a virtual environment, coupling the control space and a physical space to define a controller pipeline that performs animation of the soft body, performing the animation of the soft body using the controller pipeline, and causing the animation of the soft body to be displayed in a user interface of the virtual environment. Building the control space may comprise simulating the forces corresponding to the natural movement of the soft body by solving an elastodynamic optimization problem using auxiliary variables as degrees of freedom.

A soft body armor panel where one or more layers are folded over as an apron at the top edge forming a pocket(s) centered on the top edge that captures a bullet directed upwardly. The folded layers can take any number of different configurations. The folded layers can be stacked or nested. Normal layers can separate folded layers and / or be within pockets of folded layers. The apron can be 1-20 inches or extend the full height of the layer.

Disclosed herein are various soft tissue anchor systems for heart repair; catheter devices for implanting a soft tissue anchor system in heart tissue; methods of implanting soft tissue anchor systems in soft body tissue; and methods of manufacturing soft tissue anchor systems. A soft tissue anchor system (200) for implantation in soft body tissue (12) to hold an artificial line (214) comprises: a U-shaped fabric body (201) comprising a base portion (202) and at least two arm portions (204) extending from the base portion (202); wherein each arm portion (204) is configured to collapse in folds towards the base portion (202) such that, in use, the body tissue (12) is sandwiched between the base portion (202) and each of the arm portions (204).

The present disclosure relates to a contactor that comes into contact with a test inspection device and a terminal of a semiconductor element during a semiconductor inspection process, and more specifically, to an elastic contactor that includes a hard head tip and a conductive soft body silicone, and in which a bonding bar formed in the body silicone is inserted into a bonding hole formed in the head tip, thereby suppressing separation of the head tip and the body silicone and reinforcing the bonding force even when repeated buffering actions are performed.

According to the pet cage, a cage frame is matched with a soft body to form the pet cage capable of containing a pet, the cage frame comprises an upper frame and a lower frame which are connected in a pivoted mode, the upper frame can swing to be close to the lower frame or away from the lower frame along the pivoted connection position, and therefore the folding action or the unfolding action of the cage frame is achieved. And the upper frame and the lower frame can be locked through a locking mechanism after the cage frame is unfolded. Compared with the prior art, the pet cage is simple in overall structure and convenient to unfold and fold, the occupied space of the folded pet cage is greatly reduced, and the portability of the pet cage is effectively improved.

The utility model relates to a multichannel hysteroscope, which comprises a hysteroscope sheath, a sheath and a soft sheath, and two ends of the sheath are respectively an extending end and an operating end. A sleeve opening of the soft sleeve extends into the sleeve sheath through the operation end, and the sleeve opening is fixedly connected with the extending-in end in a sealed mode. The soft body sleeve is provided with at least two connecting parts, the connecting parts are located outside the operation end and used for being connected with the sealing rubber plug in a sealed mode, and the sealing rubber plug is used for being extruded by an instrument to enter the soft body sleeve in a sealed mode. When the device is used for medical operation, installation of the endoscope sheath and the endoscope assembly is completed in advance, the extending end of the sheath is fed into the uterine cavity of a patient through follow-up observation, at the moment, the sheath forms a cavity for an instrument to conduct movable operation, and in actual use, the instrument needing to be used is inserted into the soft sleeve through the sealing rubber plug for surgical operation, so that the operation is convenient and fast. According to the endoscope assembly matched with the endoscope sheath, the sheath and the endoscope sheath are independently arranged, in the actual use process, the sheath can be used for imbedding operation of various instruments, and the endoscope assembly has the advantage of being high in use flexibility.

The utility model relates to the technical field of medical instruments, in particular to a handheld electric back buckling device which comprises a handheld driver and a back buckling device. The back buckling device comprises a back buckling soft body and a supporting rod, the back buckling soft body is in a hollow hemisphere shape, and the supporting rod is integrally connected to the back buckling soft body; the handheld driver comprises a shell, a driving assembly, an energy supply assembly and a control assembly, the control assembly is installed on the shell, and the driving assembly and the energy supply assembly are both installed in the shell and electrically connected with the control assembly; the supporting rod penetrates through the shell and is connected with the driving assembly, and the supporting rod is controlled by the driving assembly to stretch out and draw back. The back buckling device solves the problems that an existing back buckling device is low in automation degree, and medical workers and patients are prone to discomfort when the back buckling device is used.