16results about How to "Improve precise control" patented technology

The invention relates to a walking control method and device of engineering machinery, computer equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: in response to a driving control request for the engineering machinery, determining the whole machine driving speed of the engineering machinery according to the current driving parameters of the engineering machinery; according to the running speed of the whole machine and the expected running speed of the engineering machine, the average rotating speed of a driving motor corresponding to each crawler chassis included in the engineering machine is determined; and according to each average rotating speed, the load of each crawler chassis and the deflection angle of each crawler chassis, determining a target rotating speed of each driving motor corresponding to each crawler chassis. By adopting the method, the walking control accuracy of the engineering machinery in a complex driving environment can be improved.

The invention relates to the technical field of aging test devices, in particular to a miniature inverter aging test device, which comprises a test seat and a mounting seat, and is characterized in that the mounting seat is provided with a mounting plate electrically connected with an inverter, and the mounting plate is provided with a plurality of slots; a plurality of joints are arranged on the test seat; driving assemblies are arranged at the two ends of the testing seat in the length direction. The driving assembly comprises two clamping arms, two first pulleys are arranged at each of the two ends of the mounting plate, and the clamping arms in the driving assembly are matched with the first pulleys, so that movement of the mounting seat can be accurately controlled, stable and accurate butt joint of a slot and a joint between the mounting plate and the test seat can be ensured, and the test efficiency is improved. Therefore, the problem of test errors caused by poor contact or unstable plugging in the prior art is solved. The structure is compact, and efficient driving and stable connection can be completed in a limited space. And compared with a traditional pressing device, the occupied space is reduced.

The application discloses a collapsible water glass sand proportioning optimization device and method, and relates to the field of sand proportioning optimization devices.The device comprises: a stirring tank for stirring mixed materials; a spiral feeder comprising two and respectively used for adding old sand and new sand to the stirring tank; a reagent adding tank for storing reagents, which comprises two and stores the same reagents; a reagent adding device comprising two sets of piston type feeding devices and a driving device for driving the movement of the piston rods of the piston type feeding devices, the two sets of piston type feeding devices are respectively communicated with the two reagent adding tanks and are both communicated with the stirring tank, and the driving device asynchronously drives the two sets of piston type feeding devices so that when the driving device is turned on, one set of piston type feeding device always adds reagents to the stirring tank and the other set of piston type feeding device extracts reagents. The application firstly realizes uninterrupted feeding through the two sets of piston type feeding devices driven asynchronously; in addition, the rotation of the output shaft is bidirectionally controlled through the planet gear structure driven bidirectionally, which not only can amplify the number of rotation circles, but also can more finely control the feeding speed, which is beneficial to improve the accurate control of reagent adding; finally, the eccentric hinge position of the connecting rod is adjusted through the piston type sliding adjustment structure arranged on the eccentric disc to adjust the limit value of the adding amount, and the double adjustment mechanism is formed in cooperation with the rotation speed, which provides favorable conditions for adjusting the proportion in the proportioning process.

The multi-angle adjustable grate bed for the grate cooler comprises a base, a grate bed frame is arranged at the top of the base, a grate plate is connected between the inner walls of the grate bed frame in a sliding mode, a displacement assembly is arranged in the grate bed frame and used for driving the grate plate to move, a rotating groove is formed in the top of the base, and a rotating shaft is arranged in the rotating groove. An adjusting supporting block is arranged between the inner walls of the rotating groove, the top of the adjusting supporting block is fixedly connected with the grate bed frame, and an adjusting assembly is arranged between the grate bed frame and the base and used for driving the grate bed frame to rotate. According to the grate bed for the grate cooler, the grate bed frame is driven by the adjusting assembly to be connected with the grate bed plate to rotate integrally, so that the grate bed for the grate cooler can be adjusted at multiple angles in the using process, the residence time and the heat transfer effect of materials on the grate cooler can be effectively controlled, accurate control over the material cooling and curing process is improved, and the service life of the grate cooler is prolonged. Therefore, the production efficiency of materials and the product quality are improved.

The present invention discloses an automatic carbon light rod feeding device with adjustable focus, which belongs to the field of physical therapy equipment, and particularly relates to an automatic rod feeding device for a carbon light therapy instrument, comprising a cover plate, a dust-blocking mesh cover, a focusing shell, a rear iron cover, a focusing cover, a connecting device, a reduction motor, a rack, a mechanism housing, a drive motor, a fixed base plate, a drive gear, an aluminum back seat, a copper connecting rod, a carbon rod, a copper pulley mechanism, a gear, a working shaft, a bearing base, a slide rail, a drive motor fixing frame, a driven gear, and a focusing reduction motor fixing frame; through the design of the present application, two independent motors are provided to respectively control the forward and backward movement of the carbon rod as a whole and the distance between the two carbon rods, and the independent control improves the precise control of the carbon rod tip and the forward and backward degree of the carbon rod, ensures the full application of the carbon rod and reduces waste, and the heat felt by the human body can be controlled by controlling the forward and backward movement of the carbon rod, thereby achieving maximum application and maximum effect.

The invention discloses a control method of a double-air-duct internal and external circulation mother and baby disinfection cabinet. The disinfection cabinet comprises a cavity, an external circulation air duct and an internal circulation air duct, wherein the external circulation air duct and the internal circulation air duct are communicated with the cavity; a plurality of temperatures W1, W2, W3,..., Wn are set, the temperatures W1, W2, W3,..., Wn are all fixed threshold values, and W1lt; w < 2lt >; w1, W2, W3,..., lt; wn; the control method comprises the following steps: S1, increasing the temperature in the cavity to enable the temperature in the cavity to be not lower than W1; s2, enabling the temperature in the cavity to be uniform by utilizing an internal circulation air duct; s3, circularly executing the steps S1 to S2, increasing the temperature in the cavity to the set temperatures W2, W3... Wn, and enabling the temperature in the cavity to be uniform; s4, when the temperature reaches the set temperature Wn, the internal circulation air duct is utilized, the working time length t0 is set, and drying is completed after t0; the internal temperature of the cavity is controlled through the internal and external circulating air ducts, so that rapid drying and dehumidification are carried out, and the disinfection efficiency and effect are improved.

The miniaturized joint module comprises a shell, a speed reducer assembly, an encoder assembly, a rear cover shell, a motor and a bearing, the speed reducer assembly and the rear cover shell are arranged at the two ends of the shell correspondingly, the encoder assembly and the motor are both arranged in the shell, the encoder assembly is located outside the motor, and an output shaft of the motor is sleeved with the bearing; the encoder assembly comprises an input rotary encoder and an output rotary encoder, and the output rotary encoder is annularly arranged outside the input rotary encoder, so that the input rotary encoder and the output rotary encoder are located on the same plane. The miniaturized joint module provided by the invention is suitable for the movable joint of the wrist part of the humanoid robot, the output rotary encoder is embedded on the input rotary encoder, so that the encoder assembly has a butt joint plane, the output rotary encoder and the input rotary encoder are positioned on the same plane, the length of the module is reduced, the structure is simpler, and the cost is lower. And meanwhile, the product can be miniaturized.

The present invention discloses a chip stability test device and method at a specific temperature, and relates to the field of chip production technology. The present invention comprises a heat-insulating outer shell, a heat-insulating cover is placed on the top of the heat-insulating outer shell, a plurality of vertically arranged lifting electric push rods are fixedly installed on one side of the heat-insulating outer shell, the telescopic ends of the lifting electric push rods are fixedly installed on the bottom of the heat-insulating cover, a heat-conducting inner box is fixedly installed inside the heat-insulating outer shell, and a chip support table is fixedly installed inside the heat-conducting inner box. The present invention sets a cooling component, when the chip heats up and causes the internal temperature to rise, the heat inside the heat-conducting inner box is quickly conducted through the cooling metal rod to cool down, and when the temperature in the heat-conducting inner box drops back to a specific temperature, each water supply control valve is closed, so that the cooling metal rod slowly conducts heat, delays the temperature rise rate in the heat-conducting inner box, until the temperature again significantly exceeds the specific temperature, thereby reducing the influence of the heat of the chip itself on the stability test results.

The present invention discloses a multiple interaction method and system of a cleaning device. In the floor cleaning space, a wall cleaning device is defined based on the interactive response of a floor cleaning device; a synchronous cleaning mode is triggered based on the floor cleaning device and the wall cleaning device. A multi-dimensional cleaning system is constructed based on the multiple interactions of the floor cleaning device and the wall cleaning device. An uncleaned area on the ground is defined according to the cleaned track corresponding to the floor cleaning device and the floor cleaning space. The wall cleaning device moves in the uncleaned area on the ground. If the wall cleaning device enters the cleaned area on the ground, corresponding tire cleaning is triggered based on the tire stain area, so that the wall cleaning device enters the cleaned area on the ground when the tire is in a clean state, thereby ensuring the multiple interaction effects of the floor cleaning device and the wall cleaning device, thereby improving the precise control of the cleaning effect of the floor cleaning space by the multi-dimensional cleaning system.

The invention discloses an air supply control system, method and device, electronic equipment and a storage medium, and relates to the technical field of automatic control. According to the main technical scheme, the air supply control system comprises an adjusting module, a control module and a monitoring module; the adjusting module is connected with the control module; the control module is connected with the monitoring module; the adjusting module is located in the wind generator, and the monitoring module is placed on the boiler wall. The adjusting module is used for controlling the wind generator to generate wind volume so as to control combustion of the boiler based on the wind volume, the control module is used for controlling the adjusting module, and the monitoring module is used for monitoring the wind volume in the boiler and transmitting the wind volume in the boiler to the control module. Compared with the prior art, the monitoring module monitors the air volume in the boiler and transmits the monitored air volume to the control module, the control module controls the adjusting module to generate the air volume for the air generator based on the monitored air volume, manual operation is not needed, accurate control over the air supply volume is improved, and then the combustion efficiency of the boiler is improved.

The utility model discloses a kind of glue dispensing devices, including placing barrel, glue barrel is placed in placing barrel, placing barrel includes the glue outlet for the glue in glue barrel to flow out.Squeezing mechanism, squeezing mechanism is set in the end of glue barrel away from glue outlet, and squeezing mechanism is used to squeeze the glue in glue barrel towards glue outlet.Fixed block, fixed block is fixedly connected with placing barrel, first passage that fixed block is opened with glue outlet is communicated, and the connecting place of fixed block and placing barrel is provided with switch valve that opens and closes first passage.Gear pump mechanism, gear pump mechanism includes the first shell that is fixedly connected with fixed block, second passage and third passage are opened on the first shell, first passage is communicated with second passage, sensor for collecting the pressure of glue in second passage is also fixed on the first shell, glue dispensing head is fixed in third passage and communicated with third passage.Glue supply amount when glue dispensing device gluing is accurate, and glue deficiency can be found in time, avoid glue dispensing head gluing without glue or insufficient.

The invention provides a long text generated image model training method and device and a storage medium, and relates to the field of computer vision. The method comprises the steps of obtaining a training image and inputting the training image into a preset image-to-text model for description to obtain a long text; identifying and analyzing the long text to obtain a plurality of objects; performing object removal on the training image step by step to obtain a plurality of intermediate images with objects reduced step by step and a plurality of target images; inputting the target image into a preset image-to-text model to obtain a short text corresponding to each object; matching the intermediate image and the short text according to an object removal sequence to generate an image data pair; and inputting the image data pairs into a preset model in sequence for iterative training to obtain a target model. The fine control of the long text generation is realized by gradually generating the single object and corresponding to the text sentence, the problem of inaccurate control caused by the fact that the whole image is generated by the long text at one time is avoided, and the step-by-step property and coherence of the image generation are ensured.

A self-adaptive hoisting system of a cable crane comprises a plurality of bearing cables, two groups of sports cars arranged in the length direction of the bearing cables and hung on the surfaces of the bearing cables and a traction cable used for pulling the two groups of sports cars, and each group of sports car comprises two bearing wheel sets hung on the bearing cables and a hoisting wheel set jointly hinged to the lower portions of the two bearing wheel sets. The two load-bearing wheel sets are arranged at intervals in the length direction of the load-bearing cable, hanging pieces moving in the vertical direction are arranged below the hoisting wheel sets, a plurality of hoisting cables are connected between the hoisting wheel sets and the hanging pieces, and one ends of the hoisting cables are jointly connected with a first hoisting winch anchored on the ground. The cable hoisting traction system can effectively solve the problems that in an existing cable hoisting traction system, two sets of independent hoisting cables need to be used for controlling the heights of hoisting pieces for two adjacent sports cars on the same side, so that the total weight of the cable hoisting system is large, and the wiring modes of the sports cars and the hoisting pieces need to be optimized.

The invention discloses an equipment state monitoring method based on simulation data and three-dimensional model fusion rendering, and relates to the technical field of power system monitoring, and the method comprises the steps: obtaining the standard simulation data of equipment; performing data analysis based on the standard simulation data to obtain rendering engine readable data; performing large-scale tetrahedron three-dimensional splicing rendering according to the rendering engine readable data to obtain a simulation rendering result; performing three-dimensional registration fusion rendering on the simulation rendering result and the three-dimensional model to obtain a fusion model; based on the fusion model, performing three-dimensional scene real-time cloud rendering service by adopting a real-time pixel push flow technology to obtain a visual rendering result; and monitoring the equipment state according to the visual rendering result. According to the equipment state monitoring method based on simulation data and three-dimensional model fusion rendering, the accuracy and real-time performance of equipment state monitoring can be effectively improved, and the monitoring cost is reduced.

The invention belongs to the technical field of cleaning equipment, and particularly relates to an unmanned cleaning equipment drive-by-wire chassis which comprises a chassis body and a wheel assembly installed at the bottom of the chassis body, and further comprises a driving assembly installed in the chassis body and used for driving the wheel assembly to work; the EPS steer-by-wire assembly is installed in the side, close to a vehicle head, of the chassis body and used for driving the wheel assembly to steer. According to the invention, unmanned cleaning full-process electric control cooperative linkage can be realized, the running track of equipment is accurately controlled, the operation accuracy is improved, garbage and dust integrated cleaning is completed, the cleaning efficiency and the cleaning effect are greatly improved, steering, driving and braking quick response is realized, the unmanned operation safety is improved by means of braking redundancy design, and the working efficiency is improved. All the assemblies are modularly integrated and reasonable in layout, and are adaptive to various unmanned cleaning operation scenes.