8 results about "Servo drive" patented technology

The invention provides an indoor mobile robot for delivering meals and belongs to the technical field of robots. The indoor mobile robot for delivering the meals comprises a chassis, Mecanum wheels, a storage battery, a charging pile, a trunk support, shoulder joint servo drive units, large arm joint servo drive units, shoulder and large arm connecting pieces, large arm and small arm connecting pieces, small arm joint servo drive units, small arm and wrist joint connecting pieces, wrist joint servo drive units, wrist joint and palm connecting pieces, tail end joint servo drive units, tail end connecting pieces, chassis servo drive units, a binocular vision sensor, a controller and a WIFI module. The indoor mobile robot is provided with double arm structures, double arms have multiple freedom degrees and the power-off self-locking function, the meals can be automatically delivered in a restaurant rapidly and efficiently, and the indoor mobile robot is simple in structure, convenient to operate and capable of saving manpower.

The present invention relates to a shipborne satellite communication system and a method for a shipborne antenna to track a satellite. The shipborne satellite communication system comprises an antenna base, a satellite communication antenna, an MEMS inertial measurement unit and a servo driving unit; the satellite communication antenna is arranged at the antenna base and is used for receiving and transmitting the Ku or L-band communication signals of a geostationary orbit communication satellite or a small-angle geostationary orbit communication satellite; and the MEMS inertial measurement unit is arranged on the antenna base and is used for acquiring the attitude parameters of a hull; and the servo driving unit is arranged on the antenna base and is used for driving the satellite communication antenna to rotate so as to adjust the azimuth angle, pitch angle and polarization angle of the satellite communication antenna. With the shipborne satellite communication system and the method for the shipborne antenna to track the satellite of adopted, the satellite communication antenna can accurately track the satellites in a surge state, the installation complexity of the MEMS inertial measurement unit is decreased. The overall structure of the shipborne satellite communication system is compact, and the size of the shipborne satellite communication system is small.

The invention discloses a carrying robot operation control method, a device and a robot and relates to the technical field of robots. The method comprises steps of according to the operation distance of a left driving wheel, the operation distance of a right driving wheel and a preset operation track, determining a following error of the left driving wheel and a following error of the right driving wheel; generating a left driving wheel position adjusting instruction and a right driving wheel position adjusting instruction; and sending the left driving wheel position adjusting instruction and the right driving wheel position adjusting instruction to a first servo driving system and a second servo driving system, thereby reducing operation deviations. According to the invention, operation of two independent motors is simultaneously controlled based on the following errors of the left and right driving wheels; the independent control of the motors is changed into coupling control, so effects on operation of the carrying robot imposed by dynamic features of motors are reduced; operation track precision of the carrying robot is improved; and stability of the operation of the carrying robot is improved.

The invention provides a macro-micro combined multi-precision intelligent numerical control system. The system comprises a POWER PMAC multi-axis motion control system, an intelligent numerical controlsoftware system running in an industrial computer, a precision position measuring system, a micropositioner feeding control system, a macro servo driving system and a main shaft control system. Due to the fact that the control system is constructed with the POWER PMAC motion controller and the industrial computer as the core, the automation degree is high, and expansion is easy. Different machining control and detection systems can be selected according to different machined parts, and common precision machining, ultra-precision small-stroke machining and ultra-precision machining within a large-stroke range can be achieved. Due to the fact that the macro-micro combined lathe combines a lathe and a milling machine together, various machining precisions are combined together, various machined part scales are combined together, and the machining precision of precision parts and the machining precision of large-size parts can be greatly improved.

The invention provides a dual-drive coaxial AGV chassis, which includes a vehicle frame, two force servo drive wheel systems, electronic control equipment components and a plurality of universal driven wheels. The two force servo driving wheel systems are respectively arranged on two opposite sides of the vehicle frame, and the electronic control equipment assembly is arranged on a third side for connecting the two opposite sides. The two universal driven wheels are respectively located at the two ends of the first side, and the other two universal driven wheels are respectively located at the two ends of the second side. The electronic control equipment component controls multiple universal driven wheels to realize the walking of the AGV chassis in any direction. Compared with the prior art, the present invention can improve the stability of the AGV chassis and the grip of the wheels, so that the power distribution of the force servo drive wheel system is even, and the service life of the drive unit is also greatly extended while enhancing the operating efficiency. In addition, the load of the AGV chassis of the present invention is very large (up to ton level), flexible in control, can travel to any direction in various traveling modes, and has high adaptability to different places of use.

The invention relates to the technical field of machine tool cutter management devices, and provides a machine tool cutter management device for a numerical control machine tool, which has the advantages that the heights of a plurality of upper and lower cutter boxes can be mutually switched, the cutter taking and placing operation is labor-saving, the cutter placing process is safe, the intelligent degree is high, the cutter taking and using are convenient, and the practicability is high. Comprising a base, a basic connecting frame and a core column, the basic connecting frame and the core column are both connected with the base, the core column is connected with a top mounting frame, the top mounting frame is connected with a first-stage connecting frame through a second-stage connecting frame, and servo driving systems are arranged between the first-stage connecting frame and the basic connecting frame and between the first-stage connecting frame and the second-stage connecting frame; a plurality of basic lifting grooves are formed in the basic connecting frame, a plurality of first-stage lifting grooves are formed in the first-stage connecting frame, a plurality of second-stage lifting grooves are formed in the second-stage connecting frame, cutter boxes are arranged in the basic lifting grooves, the first-stage lifting grooves and the second-stage lifting grooves, and two half horns are installed in each cutter box.

The invention discloses a ring type ferris wheel energy-saving system, which relates to the technical field of energy-saving systems, and comprises a lift car servo motor driving module which not only provides motion power for a lift car, but also is provided with a tilt angle sensor for detecting the horizontal state of the lift car so as to ensure the stable operation of the lift car; the ferris wheel outer wheel disc sliding rail module is used for installing a lift car and enabling the lift car to move at high precision, and the output end of the lift car servo motor driving module is connected with the ferris wheel outer wheel disc sliding rail module; and the remote central control module is responsible for monitoring the lift car and recording and storing the operation data of the lift car and the important data of the lift car servo motor driving module. According to the ring type ferris wheel lift car driving system, electric energy generated in the braking state of the servo motor in the ring type ferris wheel lift car driving system is recycled, the recycled energy is used for driving the motor in some emergencies (such as insufficient power supply), and therefore recycling and reusing of the energy are achieved. The fault tolerance performance of the lift car servo driving system can be improved, and the purpose of saving electric energy can be achieved.