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65 results about "Robotic hand" patented technology

Humanoid mechanical arm control method based on Kinect sensor

The invention discloses a humanoid mechanical arm control method based on a Kinect sensor. The method comprises the first step of collecting data through the Kinect sensor; the second step of preprocessing the collected data, and then using relevant algorithms to conduct gesture segmentation; the third step of using a DBN neural network to conduct gesture recognition; the fourth step of converting recognized gestures into instructions in a fixed format; the fifth step of using a TCP protocol to conduct telecommunication, and then sending the instructions to a server side; the sixth step of making the server side receive and recognize the instructions, and obtaining a control parameter through kinematics calculation; the seventh step of making the server side control motions of a mechanical arm according to the control parameter. According to the humanoid mechanical arm control method based on the Kinect sensor, the requirements in the aspects of cost and accuracy in actual operation, response speed and the like are considered, the problems that a data glove is high in control cost, and the traditional human-computer interactive modes based on keyboards and the like have certain requirements on specialized knowledge are solved, and the humanoid mechanical arm control method has the advantages that the operation is humanized, the response speed is high, the accuracy is high, and the humanoid mechanical arm control method has very good robustness.
Owner:SOUTH CHINA UNIV OF TECH

Automobile equipment line intelligent 360-degree multi-dimensional mechanical arm fixture device

The invention provides an automobile equipment line intelligent 360-degree multi-dimensional mechanical arm fixture device, and relates to a mechanical arm clamping tool. The other side of a rotary air cylinder bearing block is provided with an upper clamping palm large side board and a lower clamping palm large side board, the right ends of the two clamping palm large side boards are connected with a side board connection plate in a sealed mode to be combined into a U-shaped whole body, the side board connection plate is connected with a telescopic cylinder, a cylinder guide rod is arranged in the telescopic cylinder, a clamping palm supporting shaft penetrating through two sides of the left end of each clamping palm large side board is provided with a clamping palm supporting bearing block, and the clamping palm supporting shafts penetrate through the clamping palm supporting bearing blocks. By the adoption of the servo-control 360-degree rotation pneumatic fixture device, material is grabbed and rotated, clamping time is saved, and labor intensity of workers during assembly is lowered. Intelligent detection and digital fuzzy control are formed by adopting a sensor network and an advanced ARM micro controller, state induction and intelligent feedback control of an assistance mechanical arm in a work process are achieved, and safety and the automation level of products are improved.
Owner:盐城市昱博汽车零部件有限公司

Final state network optimizing method for double-arm mechanical hand synchronous repeated motion planning

A final state network optimizing method for double-arm mechanical hand synchronous repeated motion planning comprises the following steps that firstly, the expected target tracks r*L (t) and r*R (t) of a left end effector and a right end effector of a double-arm mechanical hand and the expected drawing angles theta * L (0) and theta * R (0) of a left joint angle and a right joint angle of the double-arm mechanical hand are determined; secondly, final state attraction optimization indexes are designed, and the double-arm mechanical hand synchronous repeated motion planning scheme is formed; thirdly, a final state network model of a limited value activation function is constructed, and the final state network is used for solving a time-varying matrix equation; and fourthly, the solved resultis used for controlling various joint motors, and mechanical arms are driven to execute tasks. A double-arm mechanical hand repeated motion method high in precision and capable of achieving finite time convergence is provided, and when the initial positions of the left joint angle and the right joint angle of the mechanical hand are set at will, it is guaranteed that the double-arm mechanical hand can still effectively finish the work task, and whether various joint angles are in the expected task tracks or not does not need to be considered.
Owner:ZHEJIANG UNIVERSITY OF SCIENCE AND TECHNOLOGY

High-speed precise assembling equipment for ultra-thin keyboard blank key supports

InactiveCN112978361AEliminate positioning accuracyEliminate Vision Positioning AccuracyArticle unpackingStacking articlesMachine visionRobotic hand
The invention belongs to the technical field of high-speed precise assembling equipment, and discloses high-speed precise assembling equipment for ultra-thin keyboard blank key supports. The equipment comprises a machine body as well as a feeding module, a transplanting module, a film tearing module and an assembling module which are located above the machine body; the feeding module comprises an iron part feeding module and a plastic part feeding module; the transplanting module is used for transplanting multiple groups of plastic parts located in a working position into a plastic part transplanting clamp and transplanting multiple groups of iron parts located in the working position into an iron part transplanting clamp; the film tearing module is used for completing the film tearing work of the multiple groups of iron parts; the assembling module is used for assembling the multiple groups of plastic parts and the multiple groups of iron parts after film tearing. The five groups of assembling suction heads are adopted for simultaneous assembling, precision mold type assembling is adopted, mechanical arm positioning precision and machine vision positioning precision are eliminated, the production efficiency is greatly improved, the production time is shortened to 0.8 second from original 3 seconds, the productivity is improved by four times, and the yield is increased to 99.9% from 95%.
Owner:上海磐云科技有限公司

Six-axis mechanical arm

The invention discloses a six-axis mechanical arm. The six-axis mechanical arm comprises a base and an execution mechanism and further comprises a first joint, a second joint, a third joint, a fourth joint, a fifth joint and a sixth joint, all of which are sequentially connected. The first joint comprises a first drive mechanism and a first shell. A first installing position of the first drive mechanism is formed between the base and the first shell. A first through bearing block is arranged at one end of the first shell. The second joint comprises a second drive mechanism and a second shell. The second shell is provided with a first driving arm and a first driven arm. The third joint comprises a third drive mechanism and a third shell. A second through bearing block is arranged at one end of the third shell. The two ends of the first driving arm and the two ends of the first driven arm are hinged to the first through bearing block and the second through bearing block correspondingly. A second installing position of the second drive mechanism is formed by the first driving arm and the first through bearing block, and a third installing position of the third drive mechanism is formed by the first driving arm and the second through bearing block. The six-axis mechanical arm is not prone to deformation.
Owner:广州泰行智能科技有限公司

Flexible gripper and manipulator

The invention provides a flexible gripper and a manipulator, and relates to the technical field of industrial robots. The flexible gripper comprises a plurality of gripper units and a controller. Eachgripper unit comprises a coil, the controller is electrically connected with the coil, and the controller is configured to control the electrifying direction of the coil. The gripper units are connected through flexible pipes. When the coils are electrified in the forward direction, every two adjacent gripper units attract each other or repel each other. The manipulator comprises a rack and a plurality of the flexible grippers, and the plurality of flexible grippers are connected with the rack. The flexible gripper is electromagnetically driven, and compared with traditional pneumatic and hydraulic grippers, the flexible gripper is more diversified in available environment and also more stable in work. Compared with traditional mechanical and electrically driven traditional flexible grippers, the designed grabbing function is more diverse, and the gripper can adapt to the size and shape of a grabbed object and is also more complex. Due to the fact that digitization of electric signalscan be achieved, the grabbing force of the flexible gripper can be accurately controlled through calculation. The manipulator is good in adaptability to the grabbed object.
Owner:WUHAN POLYTECHNIC UNIVERSITY

Simulation beauty teaching model and manufacturing method thereof

InactiveCN103354049AEnhance Beauty ConfidenceReach responsibleTeaching apparatusNumerical controlRobotic hand
The invention relates to the teaching aid technology field and especially discloses a simulation beauty teaching model and a manufacturing method thereof. The model is characterized in that an intelligent terminal is connected with a mechanical arm, a numerical control cutter and a miniature hypersensitivity sensor respectively; a teaching model base model is successively connected with one of the numerical control cutter, the miniature hypersensitivity sensor or the mechanical arm. A client makes the numerical control cutter cut the teaching model base model according to a parameter through the intelligent terminal, and lays the miniature hypersensitivity sensor on an outer side of the base model according to acupuncture points, and then successively adds tendons and vessels, the miniature hypersensitivity sensor, muscle, the miniature hypersensitivity sensor, a skin and the miniature hypersensitivity sensor on the outer side of the base model and finally carries out color painting on the skin. Through operating the model of the invention, actual clinical operation is simulated so that a clinic level of a surgeon can be increased and a beauty effect after the operation can be previewed; an incidence rate of a clinic accident is greatly reduced; an education disadvantage that hands-on opportunities are less in the existing clinic is improved.
Owner:DALIAN NATIONALITIES UNIVERSITY

Method for positioning and controlling assembling and disassembling of bending die based on computer vision system

The invention relates to a method for positioning and controlling assembling and disassembling of a bending die based on a computer vision system. The method comprises the computer vision system and the steps of control operation, and cameras are placed right in front of a bending machine and a die library respectively. A bending machine with the length of 2m is take as an example, cross-shaped machine tool locators are attached to the same bending die hydraulic clamping strip at intervals of 20cm; a die identifier is attached to the center of each die; a master control system sends a die image acquisition instruction to a camera module, the cameras shoot and return an image to a database, and corresponding relations between different identifiers and the dies are stored in the database. animage recognition algorithm is adopted to calculate the positions of the bending die needing to be disassembled and the bending die needing to be assembled on the bending machine tool and in the dielibrary, and calculate the angle needing to be rotated next and the translation amount according to the angle and the position of a product in a shooting position; a mechanical arm places the productaccording to the calculation result; and after the mechanical arm accurately places the product according to the instruction, the bending success rate is increased.
Owner:HEFEI UNIV OF TECH

Artificial intelligent mechanical arm high in adaptability

The invention discloses an artificial intelligent mechanical arm high in adaptability. The artificial intelligent mechanical arm comprises a base. A supporting tube is fixedly connected to the top of the base. Symmetrical connecting arms are fixedly connected to the outer surface of the supporting tube. A strip-shaped through hole is formed in the bottom of each connecting arm. Connecting rods are arranged at the bottom of each connecting arm. Operation blocks are connected to the bottoms of the connecting rods. Zippers are arranged at the bottom of each operation block. One end of each zipper penetrates the corresponding operation block and extends into the corresponding operation block. Mechanical hands are fixedly connected to the ends, far away from the operation blocks, of the zippers. Symmetrical first grooves are inlaid in the bottom of the base. A first electric push rod is arranged inside each first groove. The top of each first electric push rod is fixedly connected with the inner wall of the corresponding first groove. An electric wheel is fixedly connected to the end, far away from the corresponding first groove, of each first electric push rod. By means of the artificial intelligent mechanical arm, integral intelligentization is achieved; participation of workers is reduced; work efficiency is improved; the artificial intelligent mechanical arm can have mobility and is high in applicability; user needs can be met; and the artificial intelligent mechanical arm can be popularized conveniently.
Owner:广东新泓达智能科技有限公司

Rotating type pouring machine for casting machining

The invention discloses a rotating type pouring machine for casting machining. The machine comprises a disc type worktable, a tooth disc driven by a driving mechanism is mounted on the disc type worktable, an annular groove is formed in the upper surface of the tooth disc, the interior of the annular groove is divided by partition plates into multiple modeling box storage grooves, a molten iron containing assembly is fixedly mounted on the center of the disc type worktable through a base, one side of the molten iron containing assembly is provided with a pouring assembly communicating with themolten iron containing assembly, a grabbing mechanical arm driven by a motor is fixedly mounted at the position, opposite to the pouring assembly, of the disc type worktable, during use, a motor drives a gear to rotate so as to drive the tooth disc to rotate, a modeling box is placed in the modeling box storage groove, in the rotation process of the tooth disc, when the modeling box is located below pouring heads, the pouring heads add molten iron into the modeling box one by one, after adding is finished, an air cylinder and the motor are matched, so that a fixed clamping plate and a movableclamping plate are driven to clamp the modeling box, and then, the modeling box is conveyed to the next procedure.
Owner:HEFEI DEJIE ENERGY CONSERVATION & ENVIRONMENTAL PROTECTION TECH CO LTD
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