38results about How to "Low number of drivers" patented technology

The invention discloses an amphibious robot based on a hybrid mechanism, which includes a mechanical drive assembly, a motor drive assembly and a shell assembly; wherein the mechanical drive assembly is divided into two groups of left and right mechanical drive mechanisms, and each group includes the sole part and the upper and lower groups. A two-degree-of-freedom space hybrid mechanism composed of a planar six-bar mechanism; the motor drive component includes a servo motor, a motor control board, and a wireless transmission module. The motor controls the coordinated movement of each group of mechanical drive mechanisms to simulate the amphibious gait of frogs: through the start And the two stages of swinging the legs realize the crawling of the robot in the land environment, and realize the underwater swimming of the robot through the three stages of slapping, sliding and replying; the motor drive component of the shell component is wrapped in its shell to play a role of sealing protection and reducing resistance ; This robot uses a small amount of drive to realize the frog-like bionic movement. It has high integration and movement efficiency, easy operation and good stability. It can be used for amphibious bionic mechanism research and land and water exploration.

The invention discloses an integrated mechanical claw device for collecting and taking out combustible ice exploration, which includes a mechanical claw unit, a sealing cover unit, a mechanical claw driving device and a sealing cover driving device, the mechanical claw unit is provided with a seal, and the mechanical claw is driven The device controls the opening and closing of the mechanical claw unit, and the sealing cover driving device controls the opening and closing of the sealing cover unit. When the mechanical claw unit is closed, a space for containing combustible ice is formed, and the sealing cover unit can close the space. The integration of collecting and taking out in the present invention is mainly embodied in that the opening and closing of the mechanical claw unit and the sealing cover unit are realized through the mechanical claw driving device and the sealing cover driving device, and the seal is used to ensure airtightness at the same time. The combination of different states of the unit realizes the collection, storage and removal of combustible ice during the exploration process. This mechanical claw device has an important application prospect in the field of deep sea combustible ice exploration.

The invention discloses a soft bionic fish based on a combined structure of cables and spacers, which comprises a fish body, a fish tail and pectoral fins; the fish body, fish tail and pectoral fins each comprise a plurality of sheet-like bodies arranged at intervals and Cables; cables are used to connect the plates and to move the tail and pectoral fins of the fish. The present invention utilizes the advantages of fast response and large driving force of the cable-driven soft robotic fish to manufacture soft bionic fish. Compared with rigid bionic fish, the overall structure of the bionic fish is more in line with the soft body of natural fish, and its movement mode is simple. , which is more in line with the natural fish movement.

The invention relates to the technical field of climbing robots, in particular to a transmission single-input and multi-output climbing robot. The transmission single-input and multi-output climbing robot comprises a single-input and multi-output transmission system, an output respective drive transmission system, shear fork driving mechanisms and embracing mechanisms, the single-input and multi-output transmission system is provided with a power input end and three power output ends, and a driving power source is connected with the power input end. The output respective drive transmission system comprises three transmission mechanisms, the three power output ends are connected with the different transmission mechanisms in the output respective drive transmission system correspondingly, and climbing driving wheels are arranged at the head end of a robot seat. The two sides of the robot seat are provided with the shear fork driving mechanisms and the embracing mechanisms correspondingly, the shear fork driving mechanisms are provided with transmission lead screws for driving shear forks to be closed, and the embracing mechanisms are driven to deform through opening and closing of the shear forks. The climbing driving wheels and the transmission lead screws on the two sides of the robot seat are driven to rotate through the different transmission mechanisms in the output respective drive transmission system. According to the transmission single-input and multi-output climbing robot, the drive number is small, control is easy, and the structure is compact.

A three-finger mechanical gripper with a variable structure relates to a three-finger mechanical gripper and solves problems of large size, high maintenance cost and gripping structural limitation of the whole gripper in the present three-finger mechanical gripper. Three rotating shafts are evenly distributed on a rotating pedestal; an output shaft of a motor on the bottom end of each finger is fixedly connected with a corresponding worm rod; each worm rod is engaged with a corresponding worm gear; each small straight gear is engaged with a large straight gear; an output shaft of each finger joint motor is fixedly covered with a coupling connection rod; one end of the coupling connection rod is connected with the tail end of a short side of a second joint via a first driving rod; the other end of the coupling connection rod is connected with one end of a second connection rod and one end of a first connection rod via a second driving rod; the other end of the first connection rod is connected with the second joint; and the tail end of the long side of the second joint and the other end of the second connection rod are both connected with a first joint. The three-finger mechanical gripper with the variable structure can be applied to the technical field of robots.

The invention relates to a particleboard directional cutting processing equipment, comprising a base, two moving devices are movably connected to the left side of the base, two fixing devices are fixedly connected to the right side of the base, the two moving devices are connected to the two Corresponding movable connections between the two fixing devices, the particleboard directional cutting processing equipment is provided with two mobile support columns that can be driven vertically by a third motor in the horizontal direction at one end of the base, and the movement of the mobile support columns It can drive the circular slot at one end of the linkage rod to rotate around the top of the fixed support column, and the long slot at the other end slides in the slot to realize the angle change of the upper part of the overall equipment, thereby driving the transmission device and the cutting device Rotation at the same angle occurs, so that the equipment can directly perform bevel or other shape cutting requirements in one processing process, which greatly increases the applicability of the equipment.

The invention belongs to the technical field of planetary detection, in particular to a mobile robot for autonomous obstacle avoidance for planetary detection. Including the chassis and the vertical axis wind turbine installed on the chassis, the drive forward system, the path reset system, the obstacle avoidance and retreat system, the obstacle avoidance turning system and the coupling trigger, in which the drive forward system, the path reset system, and the obstacle avoidance retreat The system and the obstacle avoidance turning system are coupled together through a coupling trigger. The coupling trigger and the chassis can move relative to each other. The driving forward system is connected with the vertical axis wind turbine, and the vertical axis wind turbine is used as the power source; when the coupling trigger and the obstacle After the collision, the obstacle avoidance retreat system, obstacle avoidance turn system and path reset system are triggered by relative motion with the chassis, so as to realize the obstacle avoidance retreat, obstacle avoidance turn and path reset movement of the mobile robot. The invention reduces the number of drives, simplifies the transmission structure, and improves the stability of the whole mobile detection robot.

The invention relates to the technical field of climbing robots, in particular to a shape self-adaption climbing robot. Climbing wheels, climbing transmission mechanisms and climbing motors are arranged at the front end and the rear end of a robot seat correspondingly, the climbing wheels are driven to rotate through the climbing motors, and the climbing motors transmit torque through the climbingtransmission mechanisms. Embracing motors and embracing transmission mechanisms are arranged on the robot seat, and each embracing transmission mechanism comprises a gear transmission set and a plurality of output connecting rods. The multiple output connecting rods are arranged on the two sides of the robot seat correspondingly, the output connecting rods on the two sides of the robot seat are driven to synchronously and reversely rotate through the embracing motors, and the embracing motors transmit torque through the gear transmission sets. Embracing mechanisms are arranged on the two sides of the robot seat correspondingly and each comprise a plurality of limb sections sequentially hinged, and the embracing mechanisms are driven to deform through the output connecting rods on the embracing transmission mechanisms. The shape self-adaption climbing robot has the function of different-shape object self-adaption embracing climbing and is light and compact in structure.

The invention discloses a cam type three-freedom-degree ankle rehabilitative device, relates to ankle rehabilitative devices and aims at solving the technical problems that existing ankle rehabilitation robots are complex in structure, great in parallel connection cooperative control difficulty and poor in ankle rehabilitation training effect. A base of the device is fixedly connected with a first driving motor and a gear I, the gear I is in meshed transmission with a gear II and is fixedly connected with a rotating platform, the rotating platform is fixedly connected with a second driving motor and a gear III, the gear III is in meshed transmission with a gear IV and a inner ring gear, the inner ring gear is connected with a cylindrical cam, the contour face of the cylindrical cam is vertically provided with four cam jacking rods, spherical heads of the rods are hinged to a guide groove of a moving platform, and a shell fixedly connected with a box cover and the rotating platform is arranged at the periphery of the cylindrical cam. The device is used for rehabilitation training of ankles including dorsal flexion / plantar flexion, introversion / extroversion, abduction / adduction and pronation / supination and has the advantages of being simple in control principle, small in drive number and compact in structure.

The invention discloses a rope-driven foldable umbrella antenna, which relates to the field of aerospace technology and includes: a fan-shaped array, an intermediate column, a locking assembly, a rope driving assembly, a ball head and a connecting rod driving mechanism; three groups of the above-mentioned The sector arrays are evenly distributed along a circumferential direction of the ball head to form a foldable umbrella antenna. The middle column is in contact with the ball head. There is a link driving mechanism between the center column and each sector array, which can drive all sector arrays. Synchronous deployment or two-stage folding relative to the middle column; wherein, each fan-shaped array is provided with a locking assembly, and a rope driving assembly is provided between the locking assembly and the ball head. When the umbrella antenna is unfolded, the rope driving assembly drives the locking assembly to lock. When the umbrella antenna needs to be folded, the rope driving component drives the locking component to unlock, and each fan-shaped array can be folded one level along the circumferential direction.