120 results about "Teaching program" patented technology

A robot simulation device, capable of simulating if a robot can transfer an object without any interference in a working space where obstacles are disposed. The device comprises of an input device, a display, a processing unit, computing programs and an output device of teaching programs. And the device further comprises of: (1) a two-dimensional display part having coordinate axes, (2) a means of displaying the obstacles and working space, a means of displaying a path of the moving robot, and a means of displaying the transferred object by the robot, on the display, (3) a means of interpolating the path by designating moving points of a central point of the moving transferred object, (4) a means of displaying the path of the moving transferred object in the working space, and (5) a means of displaying a region where the path interferes with the obstacles.

The invention relates to a system and a method for open intelligent management of a laboratory. The system comprises a server and a client, wherein the server comprises a university level platform node server and a plurality of college level platform node servers; the university level platform node server performs data communication with a university shared data base through a data communication module and a synchronous module, and performs data communication with the college level platform node servers through the data communication module; the client is connected with the server through a campus network inside a university and through the INTERNET outside the university; and the client comprises a laboratory management control system and an intelligent laboratory management system. The method comprises the management of experiments or experiment courses specified in a teaching program and the management of open experiments or equipment usage outside the teaching program. According to the invention, all-day open of the laboratory can be realized, and the working efficiency of laboratory management personnel can be greatly improved.

Disclosed is a welding teaching point correction system, including: a robot; a spot welding gun comprising two welding tips provided to be opposed to each other; an imaging apparatus to image a welding point of a workpiece, the imaging apparatus being provided detachably to or exchangeably with at least one of the two welding tips; an operation control unit to control the robot and the spot welding gun in accordance with an teaching program to teach welding operation to the robot and the spot welding gun; an image processing unit to acquire positional information of the welding point of the workpiece in the image; and a program correction unit to correct an teaching point for the robot in the teaching program in a plurality of directions based on the positional information of the welding point of the workpiece in the image acquired by the image processing unit.

The invention discloses a laser-vision sensing assisted remote teaching method for remote welding, relating to a remote teaching method for remote welding. The purpose of the invention is to solve the problems of difficult-completed remote teaching of complex weld bead in remote welding and long time consumption of position and attitude adjustment of a welding gun in teaching. The method comprises the following steps: 1. initializing a system; 2. setting a weld joint type; 3. automatically obtaining weld bead feature points; 4. calculating to obtain weld bead teaching points Ti = Ps + Rr; 5. recording and forming a teaching point sequence; 6. judging whether the teaching points are enough; 7. downloading a remote teaching program; 8. and finishing teaching. The method is used for remote welding.

The invention relates to a multifunctional teaching demonstration instrument, comprising a connecting rod demonstration module, a cam demonstration module, a gear demonstration module, an unusual mechanism demonstration module, a virtual demonstration module and other demonstration modules. Each demonstration module adopts demonstration content prescribed in the teaching program of Mechanical Principles as the main line, and the content covers chapters of connecting rods, cams, gears, unusual mechanisms and the like. The virtual demonstration module reflects a real mechanism in a demonstration mechanism to help students for better understanding. The multifunctional teaching demonstration instrument is high in degree of integration, is characterized by being high in degree of automation, flexible and changeable, accords with requirements of future teaching, can liberate hands of teachers, cooperates teachers in the teaching through automatic demonstration, and can enables the teaching atmosphere to be active.

A method and apparatus for teaching readers including providing a placement spelling, placement listening vocabulary and speed test through a computer. A speed coefficient based on results from the placement tests is computed. A starting word list is determined based on the results of the tests. A listening vocabulary skill score is compared to a spelling skill score to determine a teaching program to present through the computer. The method includes a vocabulary loop, a spelling loop and a speed test applied to the word list and wherein the speed test results determine the value of the coefficient applied to a next word list.

The invention provides a surface spraying and rendering robot for a building. The robot can be used for automatically spraying and rendering cement mortar, lime mortar, putty mortar and other materials, and can also be used for spraying embossed graphics. The robot is of two structures according to the height of a wall body of the building. The robot is characterized in that a spraying and rendering head is fixed through a transverse and longitudinal moving device and used for accurately moving and spraying and rendering in the transverse and longitudinal directions; the spraying and rendering head is equipped with a camera device; the self-cleaning function is brought, so that the camera shooting picture cannot be influenced by the spraying of mortar, and a worker can remotely monitor the spraying and rendering effect; the spraying thickness is controlled through the swinging angular velocity and moving rate of the spraying head; a spraying and rendering device is equipped with a touch part and a distance sensor which enables uniform coating and rendering, and the efficiency and reliability are higher than manual operation. According to the robot, a plurality of spraying heads or rendering knives can be arranged and switched by program control; different building materials can be loaded; the colorful embossed graphics can be sprayed based on the computer picture; the working scope and route of the robot can be set by the computer program, and the learning can be performed automatically through the teaching program.

The invention discloses an aircraft training guiding device and a method, which belongs to the technical field of aviation. The training guiding device comprises a guiding module for guiding a user to operate on the aircraft to implement a specified flight action. The guiding module further comprises an operation database, a sensing unit and a prompting unit, wherein the operation database is used for storing programs for operating on the aircrafts; the sensing unit is used for sensing the state of the aircraft and generating feedback information; and the prompting unit is used for reading corresponding operation or action in the operation database according to the feedback information of the sensing unit and sending a prompting signal to the user to prompt the user to complete the specified flight action. Through setting the user teaching programs, the user is assisted to learn the flight actions and application operation of the aircraft, operation experience of the user is greatly enhanced, and fun of driving the aircraft can be enjoyed.

The invention discloses an intelligent robot system for motor vehicle driver training. The intelligent robot system comprises an industry supervision platform, a public service platform and a training intelligent robot. Data interaction is performed through a wireless network, so that supervision, on-line examination and approval, intelligent teaching, a mock examination and process analysis are performed on the driver training industry. Working efficiency of a driver training industry department in charge is improved, teaching cost of a driving school is reduced, the training teaching process is standardized, teaching quality is improved, learning efficiency of learners can be rapidly improved, safety in the training process is improved, and a teaching program is implemented. In this way, potential traffic dangers are reduced, and social and public life and property safety is guaranteed.

The invention relates to the field of robot trajectory planning, and provides a smooth transition method of multi-space trajectory planning of a teaching robot, aiming at solving the unsmooth problemin the trajectory switching process. The smooth transition method comprises the steps that a teaching program of the teaching robot is analyzed, the switching direction of the trajectory planning is judged, if the trajectory planning is that the switching direction is from cartesian space to joint space, a tail end of cartesian space trajectory planning is acquired, according to the requirements on a path and a velocity, a first posture and a first velocity at the tail end are acquired, first angular velocities of various joints are obtained by employing a jacobi matrix, and by taking an angleindicated by the first posture as a starting angle and the first angular velocities as starting velocities, joint space trajectory planning is carried out; or else, a starting point of the cartesianspace trajectory planning is acquired, a second posture at the starting point and second angular velocities of the various joints are obtained, and by taking an angle indicated by the second posture as a terminal angle and the second angular velocities as terminal velocities, the joint space trajectory planning is carried out. Smooth transition of the trajectory planning in space switching is realized.

A robot interference prevention control device reads in advance a teaching program of each robot, calculates a scheduled stop position for each robot when issuing a stop command after n number of interpolation periods from the current interpolation period, and checks whether or not interference would occur at the scheduled stop position of each robot. When the robot interference prevention control device judges that a robot will interfere with another robot, it outputs a stop command at the current interpolation period. Due to this, a stop command is output before n number of interpolation periods from the interpolation period where interference would occur and thereby the occurrence of interference can be prevented.

The invention relates to a digital network interactive teaching system, which comprises a computer, an input device and an output device, wherein time-division multiple address and asynchronous serial transmission modes are used between the computer, the input device and the output device, wherein the computer is orderly connected with a network communication card, a network communication switch and a plurality of interactive teaching terminals which are parallelly connected with the network communication switch through an ethernet line. A handwritten interactive teaching method in the digital network interactive teaching system is that a system starts a teaching program, a teacher selects a teaching mode, then a network connecting is built, and the system awaits students to login and enter a teacher end to do the handwritten interactive work with a student end. The system produces and stores interactive work data according to the selected teaching mode, and a teacher replays the interactive work data which is produced by the system to all students and evaluates the work. The network line uses an ethernet network to conveniently wiring in a whole network, the system combines a programmable gate array in field and a single chip microcomputer to control, which leads the steady and the reliability thereof to be higher compared with a multimedia computer network, the power dissipation is low, and the digital network interactive teaching system is economical and environmental.

Provided is a correction data checking system, for robots, which makes it easy to reveal the cause of a machining defect. A laser machining head and a distance sensor or a sensor for detecting a work line are attached to the distal end of a robot arm. A robot is driven based on a teaching program, and a copying control technique is implemented based on information sent from the sensor so that the distance between the laser machining head and a workpiece will be equal to a set value. A path of taught positions of the laser machining head and a path of actual positions thereof are displayed in comparison with each other on a display of a teaching console or the like. Moreover, the difference between the taught position and actual position is calculated and displayed. As both the position commanded by the teaching program and the actual position derived from the copying control technique are displayed, if a machining defect occurs, the machining defect is checked to see if it is a problem attributable to the sensor or a problem attributable to the workpiece or a jig. The cause of the machining defect is then revealed. Consequently, the cause of a machining defect can be quickly revealed and dealt with at a working site.

Provided is a correction data checking system, for robots, which makes it easy to reveal the cause of a machining defect. A laser machining head and a distance sensor or a sensor for detecting a work line are attached to the distal end of a robot arm. A robot is driven based on a teaching program, and a copying control technique is implemented based on information sent from the sensor so that the distance between the laser machining head and a workpiece will be equal to a set value. A path of taught positions of the laser machining head and a path of actual positions thereof are displayed in comparison with each other on a display of a teaching console or the like. Moreover, the difference between the taught position and actual position is calculated and displayed. As both the position commanded by the teaching program and the actual position derived from the copying control technique are displayed, if a machining defect occurs, the machining defect is checked to see if it is a problem attributable to the sensor or a problem attributable to the workpiece or a jig. The cause of the machining defect is then revealed. Consequently, the cause of a machining defect can be quickly revealed and dealt with at a working site.

The present invention provides a learner learning track quantification method based on a three-dimensional knowledge network. The method comprises the following implementation steps: 1, constructing a complete knowledge network based on knowledge points; 2, constructing a teaching program based on the knowledge network according to teaching requirements; 3, constructing a learning path according to the teaching program; 4, recording an individual learner' s learning track according to the learning path in detail and feeding the learning track back to the system; 5, forming all the learners' historical learning track through recording of each learner's learning track through the system, performing multidimensional data analysis of all the learners' learning track through the system, deducing the learner group's total learning capability, assessing the difficulty of knowledge points included in the teaching program, the extent and the depth of the content and the reasonability matching with the learning group, and performing quantitative evaluation of difficulty reasonability of the teaching program; and 6, according to the individual learning track and the group learning track and analysis results of the individual learning track and the group learning track, and performing quantitative evaluation of a certain learner's learning investment time, investment effect and learning capacity so as to optimize the planning or regulate the extent and the depth of knowledge points required being covered in the learner's individual learning path.

Candidate character strings representing objects disposed in a work cell, models for robot operation instructions which has variable parts, and robot commands related to the objects are defined in advance. By inputting a query such as ‘Workpiece 1?’ by voice, the object concerned is indicated by a display color so that the work cell can be confirmed. Models for operation instructions and a program to be edited are displayed to allow an operator to select the portion to be edited. When an operation instruction is input by voice in the model pattern, candidate character strings are assigned to the variable parts of the model. A completed statement that matches the voice-recognized statement is found, the robot operation commands defined for the objects are displayed, and the robot operation is displayed on the screen. The operation commands are inserted at the desired location in the program.

The invention discloses a welding seam trajectory offline calibration method based on a structured light visual sensor. The method comprises the following steps that step 1, a teaching track and a teaching point of an initial workpiece are obtained through teaching; step 2, a teaching robot detecting program is carried out, a corresponding weld joint point position is guaranteed be detected by thestructured light visual sensor; step 3, the robot is enabled to drive the structured light visual sensor according to a corresponding movement mode to detect a weld joint point position information corresponding to a current laser line; step 4, the detected corresponding weld joint point position information is transmitted to a robot controller to modify a teaching point position in an initial teaching program; step 5, the modified robot welding teaching program is carried out, and a robot moves according to the modified teaching program to complete the welding seam trajectory calibration; and step 6, after the welding is completed, a new workpiece is installed, and the step 3 to the step 5 are repeated. According to the method, the requirement for the workpiece positioning is reduced, sothat the deviation of the welding seam of the workpiece can be effectively solved, and the flexibility of the welding robot is improved.

The present invention provides an action surplus of robot calculation display method and device, capable of quantificationally informing movable zone to the robot for operators and operators on-the-spot of production line. In the power surplus of robot calculation display method and device, aiming at each teaching point of a plurality of teaching points in teaching program for the robot (1), one or a plurality of parameter representing position posture of the robot varies, thereby calculating action surplus of continuous action zone from teaching point in action range of each joint Theta 1 toTheta 6 of the robot (1) (step S2-2). The action surplus of each teaching point is displayed with number value quantificationally (step S2-3).

The invention discloses an industrial robot kinematic parameter calibration algorithm based on a linear displacement sensor, which belongs to the technical field of robots. According to the algorithm, the sensor can be fixed at a position in working space of the robot, the robot moves to a different specified position according to a teaching program instruction and stops, the distance data between the tail end TCP of the robot and the reference position of the sensor can be acquired via the sensor, and a joint angle value is recorded; then, rough calibration is carried out, the robot TCP is used for acquiring the initial value of the reference position of the sensor, a more accurate value of the reference position of the sensor is acquired according to the measurement data and a calibration equation, the calibration equation is obtained when zero variation of the joint angle is only considered, and rough calibration is completed; and fine calibration is carried out, all DH parameters of the robot, tail end connection rod parameters and the sensor zero variation are considered, a calibration equation is built, and calibration is completed after multiple iterations. The industrial robot kinematic parameter calibration algorithm based on the linear displacement sensor has the advantages of simple structure, easy realization, high calibration precision, quick convergence speed and the like.

The present invention aims at creating an interactive multimedia instructional program that allows inexperienced developers to create multimedia rich and effective learning programs. The present invention uses a commonly used graphics authoring program to pre-program templates that provide instructional frameworks based upon instructional concepts and adult learning theory. A developer uses a template editor to easily modify and customize the instructional templates for a particular use. The final instructional program can be distributed in a wide number of common file formats.

This invention supplies a method to make the abstract, step-by-step logic of math problems visible via the use of digitized mathematical reasoning blocks, which can be used to construct an interactive teaching program that allows a student to select problem sets from an index of problems, allows the student to view a brief instructional video pertaining to that skill if desired, allows the student to chose the mode of problem presentation (i.e., various learning or test modes), allows the student to work randomly generated problems from within the chosen mode and set by picking mathematical reasoning blocks that represent the various necessary / possible sub-steps in route to the solution of that problem.

The invention discloses a flight skill standard teaching and real-time correction method for simulated flight training. The method solves the problems that existing teaching systems have non-uniform teaching standards and highly affected by human factors. The method comprises the following steps that a simulated flight teaching program database is established; the simulated flight teaching program database is connected to a broadcast system, and the broadcast system is used for carrying out standardized teaching of flight skills on flight cadets according to content in the database; simulated flight manipulation control information of the flight cadets is collected in real time, the collected information is compared with data in the simulated flight teaching program database in real time, whether flight control behaviors of the flight cadets need to be corrected and how to correct the flight control behaviors of the flight cadets are automatically determined through calculation, and correction schemes are obtained if correction is needed; the broadcast system is used for prompting, informing and explaining to the flight cadets according to the correction schemes. According to the method, the purpose of synchronously carrying out explaining, learning, practicing and correcting is achieved, a uniform teaching standard is obtained, and a good teaching effect is achieved.

The invention discloses a mechanical arm machining track correction method based on a three-dimensional vision. The method comprises the following steps: 1, compiling two teaching programs by a demonstrator, one teaching program being used for sensor scanning to acquire data, and the other teaching program being used for guiding a robot to perform machining work along a machining track; S2, starting a scanning program: if scanning is the first scanning, directly executing a processing teaching program, and if scanning is not the first scanning, acquiring point cloud data and registering the point cloud data with template point cloud data, and calculating translation vectors and rotation matrixes of two point cloud data sets; S3, correcting the teaching point positions in a teaching file byutilizing the translation vectors and the rotation matrixes calculated in the step S2 to generate a new teaching file, and transmitting the new teaching file to a robot controller; and S4, executing,by the robot, the corrected teaching file to complete machining.

A controller of an injection molding machine and a controller of a molded-product removing robot are connected to each other via communication means. When a molding condition save command is entered from the controller of the injection molding machine, a folder with a management number is created on a memory card, and molding conditions stored in the controller of the injection molding machine are saved in the folder. A teaching program and / or setting data stored in the robot controller is read via the communication means and saved in the same folder. When a molding condition read command is entered, data is read from a specified folder, molding conditions are set in the controller of the injection molding machine, and a teaching program etc. are set in the robot controller via the communication means.

The invention discloses an electromechanical integrated universal teaching platform comprising a rack, a control system and a human-machine interface operating system, and further comprising an independent freely detachable and assembled three-phase asynchronous variable-frequency drive module, a direct current speed-regulation drive module, a stepping motor drive module and / or a servo motor drive module. A standard electromechanical integrated universal teaching device provided by the invention meets most of teaching program requirements of electromechanical integrated teaching materials, and has the characteristics of openness, innovativeness and property of participation; and therefore, a trainee can easily comprehensively handle the application development and integration of an electromechanical integration technology, the education on the aspects, such as machine design, electric automatization, automatic control, machine assembly, sensor technology and pneumatic technology, can be facilitated, the practical training of skills, such as motor drive and control technology, design and application of a PLC (programmable logic controller) control system, network communication technology and high-level language programming, is obtained, and the abilities of design, assembly, debugging and the like all can be comprehensively improved.

A robot system for carrying out a bending process with respect to a workpiece held by a robot, in which an arc interpolation motion of the robot can be easily and precisely taught. A user coordinate system is set so as to specify a rotation axis of the bending motion in the bending process by inputting the position and / or angle of each axis of the robot to a teaching pendant by the operator. Next, in a teaching program of the robot, a process start position and an operation form are defined so as to add a bending process command, and a rotation angle of the bending process and an angular velocity of a command line about the rotation axis are designated. By virtue of this, an internal program for carrying out an arc interpolation motion by the robot is generated in a robot controlling part.