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121results about How to "Control action" patented technology

Three-dimensional attitude display and remote automatic control system of excavator

ActiveCN107882103ARealize remote automatic controlReal-time display of 3D animation simulation postureMechanical machines/dredgersAutomatic controlWeb service
The invention discloses a three-dimensional attitude display and remote automatic control system of an excavator. A pull line type displacement sensor is adopted to acquire a displacement signal of amoveable arm hydraulic cylinder, a bucket rod hydraulic cylinder and a scraper bucket hydraulic cylinder, and the displacement signal is sent to a computer through a data acquisition card; a car bodyrotation angle signal is acquired through an electronic compass, and the car body rotation angle signal is sent to the computer through an RS232 serial port; the computer is used for storing and processing data, so that a three-dimensional animated simulation attitude of the excavator is displayed in real time; an expected track of a scraper bucket tail end is planned; according to a practical displacement and car body rotation signal of a working device, a control algorithm is run by performing kinematic conversion on the practical displacement and car body rotation signal and comparing the practical displacement and car body rotation signal subjected to kinematic conversion with expected track data so as to correct the track; a CAN communication mode is adopted for realizing data communication between the computer and a special DSP controller of the excavator; operation state information is monitored in real time; operation track of tooth tips of X, Y and Z-axis scraper bucket and athree-dimensional displacement curve of the tooth tips of the scraper bucket are displayed in real time; and remote automatic control is realized through WEB service of a virtual instrument.
Owner:NANJING UNIV OF TECH +1

Ring-type wireless mouse

The invention provides a high-flexibility ring-type wireless mouse. The mouse is provided with an internal action inductor to induct the acceleration information of the wireless mouse; by being controlled by a control module and processed by a processing module, the acceleration information is converted into the displacement information of the mouse pointer by using a pre-designed conversion algorithm, and thus the movement of the mouse pointer can be realized on a screen. The ring-type wireless mouse has the advantages of small size and light weight. The operation thereof is conducted between a thumb and a forefinger without help of any object surface, and the movement of the mouse pointer is controlled by tilting fingers, wherein the direction of the mouse pointer depends on the tilting direction of the fingers, and the speed thereof depends on the tilting degree of the fingers. The ring-type wireless mouse comprises a wearing part and a fixing part, wherein the wearing part comprises a button-type body and a ring button; the button-type body comprises a casing, the action inductor, the control module, a transmitting antenna, an indicating lamp, a left button, a right button and a wheel; and the fixing part comprises a receiving antenna, the processing module and an interface connected to a PC terminal.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Force servo-controlled power-driven manipulator

InactiveCN102049775ASignificant benefits of electric manipulatorReduce labor intensityProgramme-controlled manipulatorControl systemEngineering
The invention discloses a force servo-controlled power-driven manipulator comprising a manipulator body with a hoisting hand, a control hand and a force feedback control system connected with the control hand; wherein the control hand comprises at least one pulling pressure sensor; the force feedback control system comprises at least one force servo controller, at least one driver and at least one electric motor. The pulling pressure sensor in the control hand receives a signal of a control force and transmits the signal to the force servo controller in the force feedback control system, the force servo controller starts the driver according to the magnitude and the direction of the control force, the driver drives the electric motor to drive the manipulator body to move, and then a hoisted piece hoisted on the hoisting hand of the manipulator body moves on the basis of the speed and the direction controlled by the force servo controller. The pulling pressure sensor can reflect the control requirement of an operator on the power-driven manipulator in real time so that the power-driven manipulator acts like the hand of the operator per se, and the force servo-controlled power-driven manipulator has the characteristics of accuracy in location, sensitivity in response and smoothness and steadiness in motion and is free of impacting shakes.
Owner:上海永乾机电有限公司

Wireless environment monitoring system and method based on single chip microcomputer

The invention discloses a wireless environment monitoring system and a method based on a single chip microcomputer. The system comprises an upper computer, a lower computer and a mobile terminal. The mobile terminal is connected to the upper computer and the lower computer respectively. The upper computer and the lower computer are mutually connected. The lower computer comprises a detection apparatus and a receiving apparatus. The detection apparatus comprises a first single chip microcomputer, a first wireless transmission module, a temperature and humidity acquisition sensor, a combustible gas sensor, an alarm module and a display module. The first single chip microcomputer is connected to the first wireless transmission module, the temperature and humidity acquisition sensor, the combustible gas sensor, the alarm module and the display module respectively. The receiving apparatus comprises a second single chip microcomputer, a second wireless transmission module and a serial port communication module. The second single chip microcomputer is connected to the second wireless transmission module and the serial port communication module respectively. By using the system and the method of the invention, parameters of a temperature, a humidity, harmful gas concentration and the like of a measured environment can be measured and processed in real time.
Owner:GUANGDONG POLYTECHNIC NORMAL UNIV

Inclined tongue mechanism of core insertion lock

The invention discloses an inclined tongue mechanism of a core insertion lock. The mechanism comprises an inclined tongue component, an inclined tongue reset spring, a triggering tongue component, a triggering tongue reset spring, a trigger and a trigger reset spring, wherein the trigger is slidbly arranged on a lock shell; the inclined tongue component is provided with an inclined tongue limiting face, and the trigger is provided with a first matching portion which is used for being matched with the inclined tongue limiting face; when the trigger is pressed toward the trigger reset spring, the first matching portion breaks away from the inclined tongue limiting face; the triggering tongue component is provided with a first protruding block, and the trigger is provided with a second matching portion which extends between the tongue end of the triggering tongue component and the protruding block. Through the structural format of the inclined tongue mechanism, when a door is closed, the triggering tongue component is pressed into the lock shell, thereby the protruding block is made to break away from the second matching portion, meanwhile, the inclined tongue component extends out of the lock shell under the action of the inclined tongue reset spring, the trigger resets finally, and the first matching portion, the inclined tongue limiting face and the inclined tongue component are locked; when the trigger resets, the trigger can be further interlocked with other mechanisms of the core insertion lock, and the other mechanisms are controlled to act.
Owner:安晶伟

Energy-saving distillation device of multifunctional lubricating oil production equipment

The invention provides an energy-saving distillation device of multifunctional lubricating oil production equipment. The device comprises a distillation tank, a tank cover, a stirring motor, an auger,a control panel, a heater, support legs, a fixed base, a lubricating oil guide pipe, an oil discharge pipe with a valve, a temperature sensor and an air guide pipe, and the upper end of the distillation tank is in threaded connection with the tank cover. A waste heat heating water storage tank, a hollow hanging seat, a water injection cover, a drain valve, a circulating pump and a waste heat waste-free reutilization heating circulating pipe are arranged, thus facilitating resource saving, and avoiding waste of thermal energy resources; when the heater is used for heating the distillation tank, heat is dissipated and the waste heat waste-free reutilization heating circulating pipe can be heated; at this time, water in the waste heat heating water storage tank is continuously sucked out through the circulating pump, circulating heating is continuously conducted through the waste heat waste-free reutilization heating circulating pipe, heat recycling work can be conducted, resource wasteis avoided, energy is saved, environmental friendliness is achieved, and no pollution is caused.
Owner:苑昀辉

Variable valve gear and method of controlling same

InactiveCN102224326ASuppresses deviations in occlusion timingSwipe action delayElectrical controlInternal combustion piston enginesInlet valveControl valves
A variable valve gear and a method of controlling the variable valve gear, wherein, in order to prevent a shortage of oil film in a spool section, only the spool of a solenoid on / off valve is moved at a timing not affecting operation of an intake valve, to thereby stabilize operation of the solenoid on / off valve. A variable valve gear comprises: a hydraulic actuator provided with a valve gear mechanism for moving an air intake valve to open or close an air intake opening and also with a piston rod section for preventing the air intake valve from moving; a hydraulic control valve for controlling hydraulic oil supplied to or discharged from the hydraulic actuator, the hydraulic control valve having a valve member and a slide surface on which the valve member slides, the valve member being configured so as to move between a prevented position at which the piston rod section of the hydraulic actuator is prevented from operating and a released position at which the piston rod section is not prevented from operating; and a means for performing control valve stabilizing control for sliding the valve member of the hydraulic control valve when the air intake valve is being totally closed by the air intake valve, and the means also performing variable valve control for sliding, after the control valve stabilizing control is performed and while the air intake valve is being engaged in closing movement, the valve member to the prevented side to prevent the piston rod section from operating, stopping the closing movement of the air intake valve to thereby change the timing at which the air intake opening is totally closed.
Owner:KOMATSU LTD

Motorcycle antiskid brake system structure

The invention provides a motorcycle antiskid brake system structure which comprises a motorcycle frame unit and steering handles. The handles are arranged on a motorcycle head cover in a covering mode. The motorcycle head cover is provided with a console. The handles are provided with an antiskid brake system unit. The holding parts of the handles are provided with braking pull handles and a brake oil pump. The system unit comprises a power motor, a brake body and a controller. The power motor and the controller are connected to the brake body. The brake body is provided with a brake oil pipe combination part. The combination part is connected with disc brake calipers and the brake oil pump respectively through a disc brake calipers oil pipe and a brake oil pump oil pipe. The system unit is fixed to the concave parts of the handles through a support and is covered by the motorcycle head cover. By means of the motorcycle antiskid brake system structure, the disc brake calipers oil pipe can be connected to the disc brake calipers directly downwards from the handles, and even dispersion is conducted through the disc brake calipers oil pipe longer in length in the bending process of the disc brake calipers oil pipe. Losses caused by excessively bending of the disc brake calipers oil pipe are avoided, the oil supply quantity of the disc brake calipers oil pipe is guaranteed, and the system unit is actually made to control the disc brake calipers to act.
Owner:KYMCO

Double-shifting-fork mechanism for rear-arranged three-stage transmission

The invention provides a double-shifting-fork mechanism for a rear-arranged three-stage transmission. The double-shifting-fork mechanism comprises a low-speed-gear shifting fork shaft, a medium-high-speed-gear shifting fork shaft and a transmission shell. A low-speed-gear shifting fork is provided with the low-speed-gear shifting fork shaft. A medium-high-gear shifting fork is provided with the medium-high-speed-gear shifting fork shaft. The center line of the low-speed-gear shifting fork shaft is parallel to the center line of the medium-high-speed-gear shifting fork. Both the front end of the low-speed-gear shifting-fork shaft and the front end of the medium-high-speed-gear shifting fork shaft extend out of the transmission shell. The low-speed-gear shifting fork is close to the front end of the low-speed-gear shifting fork shaft. The medium-high-speed-gear shifting fork is close to the tail end of the medium-high-speed-gear shifting fork shaft. The outer side of the low-speed-gear shifting fork shaft is provided with two first grooves. The outer side of the medium-high-speed-gear shifting fork shaft is provided with three second grooves. The first grooves and the second grooves are provided with shifting fork shaft control mechanisms located on the transmission shell. The double-shifting-fork mechanism is suitable for the rear-arranged three-stage transmission of a tricycle, safe, reliable and high in practicability.
Owner:CHONGQING XIANYOU TECH DEV

Convenient-to-install device for overhauling and protecting electrical automation device

The invention provides a convenient-to-install device for overhauling and protecting an electrical automation device. The convenient-to-install device comprises a rack, supporting rods, supporting legs, a control switch, a supporting frame, a hanging ring, fixing nuts, adjusting screw rods, an adjusting handle, an installing frame, installing holes, a movable rotating adjusting overhauling rod structure, a protecting rope structure preventing the device form falling during overhauling and a bendable moving adjusting overhauling illuminating lamp structure. According to the convenient-to-install device, by arranging the supporting frame, the fixing nuts, the adjusting screw rods, the adjusting handle, the installing frame and the installing holes, the electrical automation device can be rapidly installed and fixed, and the overhauling operation can be conveniently carried out; according to the size or model of the electrical automation device, the adjusting handle is rotated, and the adjusting screw rods are adjusted to act in the fixing nuts, so that the adjusting screw rods drive the installing frame to move through bearings, and the distance between the supporting frame and the installing frame can be changed; and through the installing holes, the electrical automation device can be fixed and installed thorough bolts so that overhauling can be conveniently carried out, and the operation is convenient.
Owner:魏中云

Equipment and control method for automatically feeding, broaching grooves and drawing lines

The device discloses equipment for automatically feeding, broaching grooves and drawing lines. The equipment comprises a machine frame, a workbench at the top of the machine frame, a feeding device, an electric saw device, a baffle device and a first adjusting device; and the equipment further comprises a brush device and a control device, the baffle device comprises a baffle plate and a first aircylinder which is fixed on the baffle plate in the horizontal direction, and the output shaft of the first air cylinder is connected with the vertical face of the machine frame; the brush device comprises a conductive silver pen and a second adjusting device; and the control device comprises a controller, a first contact and a second contact; and the controller is electrically connected with thefirst contact, the second contact, the first air cylinder and the feeding device. According to a control method of the equipment, the first contact and the second contact are in contact with the linewhich is drawn by the conductive silver pen, and signals are given to the controller, so that the action of the first air cylinder is controlled, and the groove position of a saw blade is fixed; and according to the equipment, the precision of manual grooving is reduced, the straightness and depth of a groove can be controlled, and the automation degree is high.
Owner:清远市劳卡家具有限公司

Axle assembling and welding tool

The invention provides an axle assembling and welding tool. The axle assembling and welding tool comprises a top frame, adjusting rods, supporting pipes, adjusting screws, a rack, machine legs, collecting boxes, a control panel, adjusting handles and protective sleeves, wherein the top frame is transversely connected to the upper end between the adjusting rods through bolts; and the adjusting rods are longitudinally inserted into the upper sides of the insides of the supporting pipes and fixedly connected through the adjusting screws. According to the axle assembling and welding tool, through the arrangement of a supporting frame, connecting bases, U-shaped placing bases, adjusting screw rods, clamping bases and rotating hand wheels, automobile axles of different models can be placed and clamped conveniently, and assembling and welding operation can be conducted conveniently; the automobile axles are placed inside the U-shaped placing bases, and the rotating hand wheels are held by hands to rotate and adjust the adjusting screw rods to act in the U-shaped placing bases, so that the clamping bases clamp the automobile axles, the assembly welding operation is carried out, the assembly welding efficiency is ensured, and the use requirements are met.
Owner:山东东岳永盛车桥股份有限公司

Improved VXI bus multi-module carrier plate

InactiveCN101763906AEasy to operateImprove available storage spaceStatic storageCapacitanceComputer module
The invention discloses an improved VXI bus multi-module carrier plate, wherein local bus signals for interfaces between the carrier plate and a carrier module are expanded and a CPLD-based carrier interface circuit is provided. Thus, the conversion of a VXI bus to a local bus signal is realized. The carrier plate provides A16CS*and A24CS*two address gating signals to carrier modules, so that the VXI bus can directly operate thesdules by means of A16 and A24 through a bus conversion circuit on the carrier plate; the carrier plate is additively provided with a 4 bit A24 space capacitance dial switch for each carrier module and a A8-A23 address signal wire which is connected with the carrier modules besides a A16 logic address dial switch which is set for each carrier module, so that A24 maximum memory space is increased at 8MB; and the sizes of the carrier modules are properly enlarged, so that the ratio of the available area of the carrier modules to the area of the carrier plate is increased at morethan 61%, so that users are convenient for developing a virtual instrument module which is carried on the carrier plate and is specially used for test by themselves. The carrier plate is good for thepopularization and the application of a VXI bus technology, and can improve the expansibility and the flexibility of an ATE system.
Owner:CHINESE AERONAUTICAL RADIO ELECTRONICS RES INST
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