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132 results about "Foot structure" patented technology

Leg and foot structure and humanoid robot

The invention discloses a leg and foot structure and a humanoid robot, and belongs to the field of humanoid robots. The leg-foot structure comprises a leg component, a foot component, a first driving component, a second driving component and a third driving component, the foot component comprises a heel part and a sole part, the heel part is movably connected with the sole part, and the heel part is movably connected with the leg component; the first driving assembly is arranged on the leg assembly and connected with the heel part, the second driving assembly is arranged on the heel part, the third driving assembly is arranged on the sole part, the first driving assembly is used for driving the foot assembly to do pitching motion relative to the leg assembly, and the second driving assembly is used for driving the heel part to do side-sway motion relative to the leg assembly. The third driving assembly is used for driving the foot sole part to do pitching motion relative to the heel part.
Owner:BEIJING DONGYI ARTIFICIAL INTELLIGENCE TECHNOLOGY CO LTD

Bionic foot structure, control method thereof and bionic robot

The invention discloses a bionic foot structure, a control method of the bionic foot structure and a bionic robot. The bionic foot structure comprises an ankle; the foot plate is rotationally connected with the ankle; a planetary gear structure; the planetary gear structure comprises a gear ring, a planetary gear and a sun gear, the planetary gear and the sun gear are both located in the gear ring, and the planetary gear is meshed with the sun gear and the gear ring. The planetary gear is rotationally connected with the foot plate, and the ankle is connected with the sun gear; the first end of the damping structure is rotationally connected with the foot plate, and the second end of the damping structure is rotationally connected with the gear ring. The foot plate rotates by a large angle relative to the ankle, and the damping structure has small activity; the rotation speed of the foot plate relative to the ankle is high, and the movement speed of the damping structure is low. The matching between the damping structure and the foot plate is improved through the planetary gear structure, so that the bionic foot structure can rotate similar to a human foot.
Owner:ZHEJIANG BRAIN ENHANCE TECH CO LTD

Robot foot structure with active foot pedaling half sole

A robot foot structure with an active foot pedaling half sole comprises a vertically-arranged supporting leg and a supporting foot arranged at the lower end of the supporting leg, the supporting foot comprises a foot sole arranged at the lower end of the supporting leg, and toes are hinged to the front side of the foot sole; an elastic tensioning piece is further arranged between the toes and the sole, and the front sides of the toes tend to rotate downwards under the action of the elastic tensioning piece; a limiting piece capable of limiting the rotation angle of the toes is further arranged between the toes and the foot sole, the overall motion range of the supporting foot is improved by establishing a linkage structure of the toes and the foot sole, when the robot steps forwards, the toes can be bent in advance, and when the supporting foot is lifted, the toes can be pulled back through an elastic tensioning piece; furthermore, a stable supporting effect is provided for the robot before the toes step, a stepping effect is provided when the toes step, the stability of the robot during action is effectively enhanced, and the walking quality is improved.
Owner:YECHUAN INTELLIGENT TECH (SHANDONG) CO LTD

Controllable micro-motion elastic inner fixing device with bidirectional locking pressing plate structure

The utility model provides a controllable micro-motion elastic internal fixation device with a bidirectional locking pressing plate structure, and belongs to the technical field of orthopedic medical instruments. Comprising a plurality of bridging rods; and the two end blocks are arranged at the two ends of the bridging rod. A stable frame structure is constructed through the combination of the bridging rod, the end block and the fixing screw, a fracture part is effectively connected and fixed in the axial direction, then a bidirectional locking mechanism is formed through the upper pressing plate, the lower pressing plate, the adjusting lead screw and the locknut, and the fracture part is locked by screwing the locknut. The distance and pressure between the pressing plates can be accurately adjusted and locked, dynamic force generated by factors such as muscle contraction and limb movement can be effectively resisted in the long-term use process, the pressing plates are prevented from loosening or displacing, and it is ensured that the fixing device always keeps the stable fixing effect; and the problems of poor fracture healing or malformation healing and the like caused by fixation failure are avoided.
Owner:TIANJIN WALKMAN BIOMATERIAL CO LTD

Leg and foot structure and humanoid robot

The invention discloses a leg and foot structure and a humanoid robot, and belongs to the field of humanoid robots. The leg-foot structure comprises a leg component, a foot component, a first driving component and a second driving component, the first driving assembly is arranged at one end of the leg assembly, the second driving assembly is arranged on the foot assembly, and the first driving assembly is connected with the second driving assembly; the first driving assembly is used for driving the second driving assembly to do pitching motion relative to the leg assembly, so that the second driving assembly drives the foot assembly to do pitching motion, and the second driving assembly is used for driving the foot assembly to do side-sway motion relative to the leg assembly.
Owner:BEIJING DONGYI ARTIFICIAL INTELLIGENCE TECHNOLOGY CO LTD

Lower limb rehabilitation auxiliary robot

PendingCN121667982AWalking aidsKnee joint structureAnkle
The invention discloses a lower limb rehabilitation auxiliary robot, which relates to the technical field of rehabilitation medical instruments and comprises a waist structure, a crotch structure, a leg structure, a knee joint structure, an ankle structure and a foot structure. The leg structure is provided with an upper plate, a lower plate and a leg limiting structure, the upper plate and the lower plate are arranged up and down, an inserting groove is formed in the lower end of the upper plate, the upper end of the lower plate is inserted into the inserting groove in a sliding fit mode, a clamping groove penetrating into the inserting groove is further formed in the upper plate, and the leg limiting structure is installed at the clamping groove and used for limiting relative sliding of the upper plate and the lower plate during locking. The leg structures and the waist structure have the functions of flexibly adjusting and locking the length and the width respectively, and SEA series elastic actuators in the knee joint structures provide an elastic receding interval within a certain range for a patient on the included angle parameters of the thigh structures and the shank structures. Full-parameter adaptation, safe elastic driving and efficient rehabilitation training of the body type of the patient can be achieved, and the device is suitable for full-process rehabilitation treatment of different dyskinesia patients.
Owner:ANHUI UNIV OF SCI & TECH

Soft crawling robot and preparation method thereof

PendingCN121929243AVehiclesRoboticsActuator
The invention provides a soft crawling robot and a preparation method thereof, and relates to the technical field of robots, the soft crawling robot comprises two spring drivers and two foot structures; each spring driver comprises a rear end cover and a front end cover, a rear end ventilation sleeve is arranged in the rear end cover, a front end ventilation sleeve is arranged in the front end cover, a spring is arranged between the rear end ventilation sleeve and the front end ventilation sleeve, and the rear end ventilation sleeve and the front end ventilation sleeve are arranged outside the spring in a sleeving mode. The rear end ventilation sleeve, the front end ventilation sleeve, the rear end cover and the front end cover are jointly closed to form a vacuum air bag with a sealed cavity. The vacuum air bag is connected with an air pipe and is connected with an external vacuum pump through the air pipe to provide negative pressure; and foot structures are respectively arranged at the bottom of the front end cover and the bottom of the rear end cover of the spring driver. By adopting a double-driver structure and a driving mode that the vacuum air bag is matched with the spring, linear motion and steering motion can be achieved, and motion flexibility and terrain adaptability are remarkably improved.
Owner:NANJING UNIV OF SCI & TECH

Foot protection structure combined by accropode and scattered riprap and visual underwater construction method

The invention relates to the technical field of water conservancy projects, and discloses an accropode and scattered riprap combined foot protection structure and a visual underwater construction method, and the foot protection structure comprises an accropode blocking area, a first scattered riprap area and a second scattered riprap area which are sequentially and transversely laid in the direction from a river channel slope toe to a bank slope. According to the accropode and scattered riprap combined foot protection structure and the visual underwater construction method, the accropode and scattered riprap combined foot protection structure is sequentially composed of an accropode blocking area, a first scattered riprap area, a second scattered riprap area, a slope connecting stone area and a grouted building block stone area, the accropode blocking area can effectively block stone blocks in a designated area, and under the condition that water flow continuously scours the stone blocks, the stone blocks can be effectively blocked by the accropode blocking area; according to the technical scheme, riprap rolling and loss can be achieved, throwing missing or repetition can be avoided according to divided grids, throwing uniformity is improved, the forming quality of a throwing section is guaranteed, the block stone loss rate is reduced, and the slope connecting stone area and the grouted building block stone area can effectively slow down water flow scouring and avoid water and soil loss.
Owner:CCCC SHANGHAI DREDGING CO LTD

Selfie stick with telescopic supporting leg structure

The utility model discloses a selfie stick with a telescopic support leg structure, which comprises a main rod and a plurality of support legs, the plurality of support legs are arranged around the peripheral surface of the main rod, and the plurality of support legs can rotate relative to the main rod so as to be unfolded or folded; the clamping part is used for clamping an electronic terminal, the clamping part is fixedly connected with the upper end of the main rod, and the clamping part can rotate around the upper end of the main rod; telescopic supporting legs are arranged at the tail ends of the supporting legs, and the telescopic supporting legs can movably extend relative to the supporting legs. By designing the telescopic supporting leg structure, the length of the selfie stick main rod can be further reduced through the telescopic function of the supporting leg, a user can carry and store the selfie stick conveniently, and the selfie stick has the advantages of being simple in structure and convenient to assemble.
Owner:东莞市明钦鑫电子有限公司

An integrated power-assisted exoskeleton device and power-assisted method

An integral power-assisting exoskeleton device and power-assisting method, wherein the shoulder fixing frame of the shoulder joint assembly realizes free movement of the upper limb exoskeleton through a ball head connector; the forearm support of the upper limb exoskeleton is hinged to the upper arm support, and the upper limb cylinder for driving the forearm support to swing relative to the upper arm support is fixed to the upper arm support; the lower end of the thigh plate is rotatably installed with the knee joint rotation axis, and one end of the piston cylinder assembly for assisting in increasing the angle between the thigh plate and the calf plate is hinged to the large push plate, and the other end is hinged to the cantilever rocker on the outer periphery of the knee joint rotation axis; one end of the connecting plate of the foot exoskeleton is fixedly connected to the calf plate of the lower limb exoskeleton, and the other end is connected to the sole sleeve assembly, and energy is stored through the passive power-assisting component when the human foot structure performs plantar flexion movement for power-assisting walking, and the power-assisting function of the exoskeleton is realized on the basis of reducing system cost by adopting the minimum active power-assisting method, so that the power-assisting effect is better.
Owner:JIANGNAN UNIV

Robot foot structure and robot

The present invention discloses a robot foot structure and a robot. The robot foot structure includes: a bottom plate; two side plates, which are spaced apart and arranged opposite to each other on the bottom plate; a connecting assembly, which is arranged on the side of the side plate facing away from the bottom plate and connects the two side plates. The bottom plate, the side plates and the connecting assembly constitute a foot frame structure with a cavity. The robot foot structure of the present invention, by arranging a bottom plate, a side plate and a connecting assembly, constitutes a foot frame structure with a cavity, forming a humanoid foot structure, omitting a heavy axial support structure, effectively reducing the overall weight of the robot foot structure, facilitating the flexible walking of the foot structure, and ensuring the stability and impact load resistance of the foot structure. The robot foot structure has a cavity inside, which facilitates the routing of internal devices, prevents the wiring harness from being exposed, and ensures the aesthetic appearance.
Owner:AGIBOT INNOVATION (SHANGHAI) TECHNOLOGY CO LTD

Robot leg and foot structure capable of reversing front and back based on double-connecting-rod transmission

The invention discloses a robot leg and foot structure capable of reversing front and back based on double-connecting-rod transmission. The leg and foot structure comprises a thigh component, a hip joint, a shank component and a knee joint. The thigh component comprises a thigh component outer side piece and a thigh component inner side piece; the thigh component outer side piece and the thigh component inner side piece are fixedly connected, and other parts in the thigh component are enveloped by the thigh component outer side piece and the thigh component inner side piece; the hip joint is arranged at the upper end of the thigh component and is a rotational degree of freedom joint, and the knee joint is arranged at the lower end of the thigh component and is a rotational degree of freedom joint; the upper end of the shank component is of a three-axis hinged structure connected with the thigh component and the double-connecting-rod structure, the lower end of the shank component is a part making contact with the ground, and the position making contact with the ground is a semi-cylinder. The large-range forward and backward movement of the shank component relative to the thigh component is achieved through the double-connecting-rod structure, that is, the knee joint can bend forwards or backwards, and no dead point position exists.
Owner:杭州智元研究院有限公司

Humanoid robot leg structure

The invention relates to the technical field of humanoid robots, and discloses a humanoid robot leg structure which comprises a hip structure and further comprises a thigh structure which comprises a rotating part and an extending part, the rotating part is connected with the hip structure, and the extending part is connected with the rotating part; the rotating part and the extending part are respectively used for driving the thigh to rotate and adjusting the length of the thigh; the knee structure is mounted on the extension part, can rotate relative to the thigh structure and can swing back and forth along the thigh structure; the shank structure is mounted on the knee structure and used for adjusting the length of the shank; the foot structure comprises an autorotation part, an adjusting part and a foot plate, the autorotation part is connected with the shank structure, the adjusting part is connected with the autorotation part, and the foot plate is connected with the adjusting part; according to the robot, more movement automation degrees, variable limb lengths and better bionic characteristics can be realized while compact structure and accurate control are ensured, and the movement performance and adaptive capacity of the robot are improved.
Owner:SHENZHEN PINKUO INFORMATION TECHNOLOGY CO LTD

Compression-resistant and wear-resistant office chair five-star foot

The utility model relates to the technical field of office chair accessories, in particular to a compression-resistant and wear-resistant five-star foot of an office chair. Comprising a five-star foot base, sliding clamping grooves are formed in the bottoms of the ends of five supporting legs of the five-star foot base, trundle top plates are clamped in the sliding clamping grooves, fixing bases are rotationally connected to the bottoms of the trundle top plates through rotating shafts, and movable trundles are installed in the fixing bases; fixing grooves are formed in the tops of the five supporting leg ends of the five-star foot base, and limiting locking mechanisms matched with the trundle top plates are arranged in the fixing grooves. The five-star foot structure provided by the utility model has compression-resistant and wear-resistant characteristics and a convenient disassembly function, and the maintenance process is simplified and the use cost is reduced while the running stability of the trundle is ensured, so that the overall practicability and economical efficiency of the office chair are improved.
Owner:ZHEJIANG MAIJIKANG TECHNOLOGY CO LTD

Self-adaptive ankle joint mechanism and foot structure for mobile exoskeleton

The invention discloses a self-adaptive ankle joint mechanism and foot structure for a mobile exoskeleton, which is used for assisting a wearer to realize autonomous movement and comprises a rear insole, a rear cover, a front insole, a front cover, a steel rope buckle, a rotating column, a motor, a rotor connecting piece, a rotor foot connecting piece, a motor mounting plate, a tibia shield, a sliding rod, a telescopic buckle, a spring buckle and a spring, the rear insole, the rear cover, the front insole and the front cover form a bottom plate structure for supporting a foot, the bottom plate structure adopts a double-section split structure and is divided into a front sole area and a heel area, and the front sole area and the heel area are connected through a detachable and deformable soft rubber material. Through one active degree of freedom and a plurality of additional passive degrees of freedom, the movement flexibility of the human body is remarkably improved, and then the walking stability and the adaptability to the uneven ground are enhanced.
Owner:HARBIN INST OF TECH ROBOT HUZHOU INT INNOVATION INST

A wide-range rollable humanoid robot ankle-foot structure and robot

ActiveCN119975599BVehiclesThighBall bearing
The application provides a wide-range rollable humanoid robot ankle-foot structure and robot, and relates to the technical field of robots.The ankle-foot structure comprises two motor connecting rod mechanisms and an ankle-foot structure, one side of a motor base is connected with a thigh, the other side is fixedly connected with a motor, one side of a crank is fixedly connected with an output shaft of the motor, the other side is provided with a first recess for placing a thigh connecting rod, the thigh connecting rod is connected with a lower leg connecting rod through a trapezoidal rod, and the lower leg connecting rod is connected with a first base; the first base is fixedly connected with an ankle-foot bottom plate below, two first through holes are arranged above the first base, a linear bearing is arranged in the first through hole, the linear bearing is sleeved on a foot shaft, and the lower leg connecting rod is sleeved on the foot shaft through a fisheye bearing; a second base is fixedly connected with the ankle-foot bottom plate below, two second through holes are arranged above the second base, a deep groove ball bearing is arranged in the second through hole, the deep groove ball bearing is sleeved on a cross, and a foot rubber is fixedly connected on the ankle-foot bottom plate.
Owner:NANJING UNIV OF SCI & TECH

Foot structure of robot and robot

This application discloses a foot structure for a robot and a robot. The foot structure of the robot according to an embodiment of this application includes an elastic foot sole, a mating component, a structural component, and a sensor. The mating component is connected to the foot sole. The mating component is movable according to the elastic deformation of the foot sole. The structural component is independently disposed relative to the foot sole. The sensor is connected to the structural component. The sensor and the mating component are spaced apart, and the sensor is used to detect the distance between the mating component and the sensor. In the foot structure of the robot according to an embodiment of this application, the sensor is disposed on the structural component, which avoids direct contact between the sensor and the foot sole, thus improving the lifespan of the sensor. Furthermore, the sensor and the mating component work together to detect the distance between them, and thus the pressure on the foot sole can be determined based on this distance.
Owner:GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD

Lander foot structure with plantar pattern

The application discloses a lander foot structure with a foot bottom pattern, comprising a servo electric cylinder and a landing system foot end, the landing system foot end comprising an upper part, a ground contact foot pad and other components, the upper part foot pad is made of a metal rubber material with a porosity gradient distribution, and is constructed into a structure through a laser selective melting technology, and is matched with a reinforcing rib to realize stress redistribution; the foot pad is integrated with a multi-scale topological optimization and a functional modularization, the foot pad is divided into two functional units to disperse stress, prolongs the service life of components, the bottom surface of the ground contact foot pad is provided with a mixed pattern to regulate a friction coefficient, the lander can stably stay on a special-shaped terrain, and can actively cross a complex medium surface together with a landing leg to expand a detection space; when staying on a slope surface, components are coordinately adjusted to accurately constrain an attitude, and safety and stability are ensured; after staying, a spring insertion rod and a telescopic liquid bag are reset to overcome reset obstacles, improve maneuverability, and when the foot pad is separated, the foot pad shakes off lunar dust to maintain performance.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Adjustable supporting leg structure of container transportation semitrailer

The utility model relates to the field of supporting leg devices, and discloses an adjustable supporting leg structure of a container transportation semitrailer, which comprises a fixing device, two supporting devices and two stabilizing devices, the two supporting devices are arranged at the bottom end of the fixing device in a sliding manner, and the two stabilizing devices are arranged at the bottom ends of the supporting devices. The fixing device comprises a supporting plate, a rotating frame is rotationally connected to the position, close to the front side, of the bottom end of the supporting plate, a fixing rod is fixedly connected to the middle of the inner side wall of the rotating frame, first lead screws are rotationally connected to the two sides of two fixing blocks correspondingly, and hydraulic rods are rotationally connected to the two sides of the rear end of the rotating frame correspondingly. According to the adjustable supporting leg structure of the container transportation semitrailer, supporting points can be effectively and better found by arranging the fixing device, good supporting is formed by arranging the supporting device, and the contact area between the supporting leg structure and the ground is increased by arranging the stabilizing device.
Owner:SHANDONG YUNCHENG HUAYUN SPECIAL VEHICLE CO LTD

Mud sinking prevention foot structure of mechanical dog

The utility model relates to an anti-mud-sinking foot structure of a robot dog, which comprises a leg rod and an anti-skidding foot, the leg rod is detachably connected with a shank arm of the robot dog, and the anti-skidding foot is positioned at the bottom end of the leg rod; the umbrella further comprises a lower connecting ring, a flexible umbrella cover, an upper connecting ring and an inclined skirt hem part. The lower connecting ring is located on the leg rod, and the flexible umbrella cover is connected with the lower connecting ring; the flexible umbrella cover comprises a cover body, the cover body is of a flaring structure, and the flaring end faces the anti-skid feet. The upper connecting ring is located on the leg rod, the inclined skirt hemline part is connected with the upper connecting ring, and the inclined skirt hemline part is arranged in an inclined mode relative to the length direction of the leg rod. According to the mud sinking prevention foot structure of the mechanical dog, the foot structure of the mechanical dog is improved, mud sinking prevention components are additionally arranged, an upper-layer mud sinking prevention structure and a lower-layer mud sinking prevention structure are formed, the walking capacity of the mechanical dog in a muddy scene is enhanced, and the probability that the legs of the mechanical dog are trapped due to the fact that the legs sink into mud is reduced.
Owner:许佳涛

An embedded machine tool foot structure

This utility model relates to the field of machine tool feet, and discloses an embedded machine tool foot structure, including a foot body, two nuts threaded onto the foot body, and two washers disposed between opposite sides of the two nuts; a positioning mechanism is provided on the lower side of the foot body; the positioning mechanism includes a pre-embedded base disposed on the lower side of the foot body, two reinforcing plates fixed on the left and right sides of the pre-embedded base, an assembly groove formed at the center of the upper surface of the pre-embedded base, and a connecting piece for fixing the foot body and the pre-embedded base. This utility model, through the rigid connection between the pre-embedded base and the ground, can withstand greater loads; the four reinforcing plates form a rigid frame with the pre-embedded base, further improving the stability of the pre-embedded base; and fixing the pre-embedded base to the foot body through the connecting piece prevents horizontal displacement of the foot during machine tool operation, thereby avoiding affecting the machining accuracy of the machine tool.
Owner:JIANGSU YUSHI PRECISION MANUFACTURING CO LTD

Modularized seat disassembly and assembly foot assembly

The utility model relates to the related technical field of seat disassembly and assembly feet, and discloses a modularized seat disassembly and assembly foot assembly, which comprises a supporting foot stand, the supporting foot stand comprises three connecting feet, and a fixing disc and a fixing shaft which are used for sequentially and rotatably sleeving one ends, close to each other, of the three connecting feet, and fixing pieces are arranged on the upper sides of the three connecting feet. A stable supporting structure is formed by arranging the supporting foot stands, the connecting feet, the fixing disc and the fixing shaft, the purpose of rapidly installing and fixing the supporting foot structure can be achieved by arranging the limiting disc, the protruding block and the clamping groove in the fixing piece, and the whole fixing effect is relatively stable; and through the arrangement of a pedal in the pedal assembly, the pedal can be conveniently unfolded or folded through manual selection after installation, so that the function of the whole disassembly and assembly foot is supplemented, the feet of people can be conveniently placed when people sit, and the practicability and stability of the whole disassembly and assembly foot assembly are greatly improved.
Owner:ZHEJIANG JINBIAO FURNITURE TECH CO LTD

Aluminum alloy assembly used as wall support

The utility model relates to an aluminum alloy component, in particular to an aluminum alloy component used as a wall support, which comprises a base, a first support portion and a second support portion, a first foot structure is arranged at the top of the base, and a second foot structure and a third foot structure are respectively arranged at two ends of the first support portion. A fourth leg structure is arranged at the bottom end of the second supporting part, the base, the first supporting part and the second supporting part are sequentially connected end to end, the first leg structure is in butt joint with the second leg structure, and the third leg structure is in butt joint with the fourth leg structure; each of the first leg structure, the second leg structure, the third leg structure and the fourth leg structure comprises a first butt joint leg and a second butt joint leg which are arranged in parallel. The aluminum alloy assembly used as the wall body support is high in supporting strength and stability.
Owner:LONGKOU CONGLIN ALUMINUM CO LTD +1

Foot skeleton, foot structure, mechanical leg and foot type robot

The utility model relates to a foot skeleton, a foot structure, a mechanical leg and a foot type robot, the foot skeleton is provided with at least one deformation arm, and the at least one deformation arm is arranged in at least one of the length direction and the width direction of the foot skeleton. A deformation hole is formed in the side part of the deformation arm, and the axial direction of the deformation hole extends along the width direction of the foot skeleton; the section of the deformation hole in the direction perpendicular to the axial direction of the deformation hole is an annular hole. At least one deformation arm is provided with at least one force detection module. The foot skeleton is further provided with at least one installation part used for being connected with an external component. According to the foot skeleton, the force detection module is arranged at the position of at least one deformation arm, so that the stress path of the foot sole is changed, external force borne by the foot sole can be transmitted to the positions of the force detection modules, the sensing accuracy of the force detection modules is improved, the structural difficulty is simplified, the integration level and the space utilization rate of a foot structure are improved, and the foot skeleton is suitable for being popularized and applied. And the structural volume and the weight are reduced.
Owner:BEIJING XIAOMI ROBOT TECH CO LTD

A foot structure for a humanoid robot and a humanoid robot

The utility model provides a kind of foot structure and humanoid robot for humanoid robot, including sole, heel, direct drive motor and flange bearing.Sole is contacted with ground, realizes left and right rotation;Heel is connected with calf, realizes front and back rotation.Direct drive motor is installed in sole front end, is connected heel by motor rotor, controls left and right rotation.Flange bearing is installed in heel upper end, is connected with calf, controls front and back rotation.Single-double ankle conversion mechanism is fixed or releases rotation by screw through sole side surface through-hole and heel screw hole.When sole and heel are loosened, motor drives sole to rotate relative to heel, realizes double ankle function;Screw fixation is single-ankle state.This design not only simplifies the complexity of traditional double-ankle design, reduces production cost and time consumption, but also improves the adaptability and flexibility of foot, so that robot can better adapt to complex terrain and diversified environment.
Owner:HEFEI ZERO POWER ROBOT CO LTD

A self-locking wearable foot structure based on tensegrity structure

The application discloses a wearable foot type structure based on a self-locking tensegrity structure, which comprises a supporting structure, a treading plate, a tensegrity structure and a locking structure, wherein the supporting structure comprises a top plate and a bottom plate below the top plate; the top plate and the bottom plate are rotationally connected through a rotating structure; the treading plate is installed above the rear side of the top plate through an elastic component; the top plate and the bottom plate are flexibly connected through the tensegrity structure; the locking structure comprises four ratchets, four pawls and a first guide wheel, the four ratchets are installed on the rear side of the top plate through rotating shafts respectively; the four pawls are fixed at the bottom of the treading plate respectively and correspond to the four ratchets respectively; the first guide wheel is installed on the front side of the top plate through a rotating shaft; the two ratchets which are symmetrically distributed are transmissionally connected through a first transmission rope, the ratchet located on the front side is connected with the bottom plate through a second transmission rope around the first guide wheel, and the remaining three ratchets are connected with the bottom plate through third transmission ropes respectively. The application has the characteristics of flexibility and stability.
Owner:CHANGCHUN UNIV OF TECH

Foot structure, mechanical leg and foot type robot

The utility model relates to a foot structure, a mechanical leg and a foot type robot, the foot structure comprises a force uniformizing plate, and the middle of the force uniformizing plate is concaved inwards to form a containing part. The foot skeleton is located in the containing part, and a gap is formed between the foot skeleton and the force equalizing plate. The cantilever beam assemblies are arranged in the circumferential direction of the foot framework at intervals; one end of the cantilever beam assembly is connected to the force equalizing plate, and the other end of the cantilever beam assembly is connected to the foot framework. At least one cantilever beam assembly is provided with at least one force detection module. According to the foot bone structure, the force detection modules are arranged on the cantilever beam assembly, external force borne by the foot bottom can be transmitted to the positions of the force detection modules, the sensing accuracy of the force detection modules is improved, the structural difficulty is simplified, the integration level and the space utilization rate of the foot structure are improved, and the structural size and weight are reduced.
Owner:BEIJING XIAOMI ROBOT TECH CO LTD

Robot foot device with terrain adaptability

The utility model discloses a robot foot device with terrain adaptability. The device is composed of a hooke joint, a connecting platform and four contact feet, the hooke joint is composed of a first hinge seat, a second hinge seat and two rotating pairs, each contact foot is composed of a first component, a second component and a circular arc dovetail groove, and torsion return springs are installed at the positions of the two rotating pairs of the hooke joint and used for achieving the reset function. A buffering and damping device is arranged between the connecting platform and the first component, one end of the connecting platform is fixedly connected with the second hinge seat, the other end of the connecting platform is connected with one end of the first component through a first moving pair, the other end of the first component is connected with one end of the second component through an arc-shaped dovetail groove, and the four contact feet are symmetrically arranged below the connecting platform. The contact foot structure can be automatically adjusted, the terrain adaptive capacity is improved, and the contact foot structure has the advantages of being good in terrain adaptive capacity, high in buffering and damping capacity and the like.
Owner:EAST CHINA JIAOTONG UNIVERSITY

Foot structure and robot

The utility model provides a foot structure and a robot. The foot structure comprises: a foot bone having a sole; the adsorption assembly comprises a driving part and an adsorption part, and the driving part can drive the adsorption part to be in a negative pressure state; the adsorption part comprises a suction cup, and the suction cup is arranged on the sole. The stability of the robot under the bumpy working condition can be improved.
Owner:EMBODIED HOMO SAPIENS (BEIJING) TECH CO LTD

Presser foot structure of template sewing machine

The utility model relates to a presser foot structure of a template sewing machine, which comprises a body, the body is provided with an arc groove, the bottom of the body is a plane part used for preventing cloth from tilting, the plane part is of a plane structure, the plane part is provided with a through opening, and the opening is used for a needle to penetrate. A guide rod integrally arranged with the body is arranged on the outer side of the body, one end of the guide rod extends towards the outer side to serve as an extending end, the other end of the guide rod extends towards the opening and is connected with the opening, and the guide rod is used for guiding sewing adhesive tape to the position below the needle head. The adhesive tape sewing machine has the advantages that the sewing efficiency of the sewing adhesive tape can be improved.
Owner:JIAXING LIANSI INTELLIGENT MFG CO LTD