58results about How to "Accurate automatic adjustment" patented technology

The invention provides a method and a device for automatically adjusting call volume. The method comprises the following steps: acquiring total voice data through a microphone, and calculating the energy of the total voice data which comprises user voice data and environment noise data; acquiring the energy of the user voice data according to the self correlation of the user voice data; subtracting the energy of the user voice data from the energy of the total voice data to acquire the energy of the environment noise data; and adjusting the call volume according to the energy of the environment noise data. The method and the device of the embodiment of the invention for automatically adjusting the call volume acquire the voice of a user and the environment noise through the microphone of a user terminal, acquire the energy of the environment noise from the total voice acquired by the microphone according to the self correlation of the user voice and the randomness of the environment noise, and then automatically adjust the call volume according to the energy of the environment noise so as to realize accurate automatic adjustment for the call volume.

Disclosed is a snow removal machine capable of adjusting a snow throwing direction of a snow throwing section by means of a snow throwing drive section, which comprises: a snow throwing direction sensor for detecting a snow throwing direction of the snow throwing section; a snow removal machine inclination angle sensor for detecting an inclination angle of the snow removal machine or the snow throwing section relative to a horizontal surface; and a control section that controls the snow throwing drive section to adjust the snow throwing direction of the snow throwing section based on respective detection values of the snow throwing direction detected by the snow throwing direction sensor and the inclination angle detected by the snow removal machine inclination angle sensor.

The invention discloses a deep stirring ship self-balancing system and method. The system comprises a pipeline system and an automatic control system, wherein the pipeline system comprises tilt-adjustable water ballast spaces, a tilt-adjustable pump unit, a pipeline and valves; the automatic control system comprises a draft sensor, a tilt meter, a liquid level switch and a PLC control system. The liquid level of each tilt-adjustable water ballast space is adjusted by virtue of the obtained draft levels at four corners of the bottom of the deep stirring ship measured by the draft sensor, the liquid level of each tilt-adjustable water ballast space detected by the liquid level switch and the inclination angle and inclination direction detected by the tilt meter, so that the liquid level reaches a liquid level set value enabling the deep stirring ship to restore to a balancing position. With the adoption of the system or method disclosed by the invention, when the ship transversely tilts and longitudinally tilts, rapid, accurate and automatically adjustable ship balancing can be realized, so that the ship can be automatically kept balanced under influences of stormy waves and construction operations, and the case that the ship construction safety is threatened due to too large transverse and longitudinal inclination angles is avoided.

An alternating current servo motor driving device for discharge capacity adjustment of a radial plunger pump comprises the shaft flow distribution radial plunger pump. A servo motor is fixed to a shell of the radial plunger pump through an end cover. An output shaft of the servo motor is in clearance fit with a sun wheel of a planetary reducer. A planet wheel of the planetary reducer is connected with a connecting block through a shaft sleeve and a hinge pin. The connecting block is connected with a screw nut. The outer portion of the connecting block is connected with the shell of the radial plunger pump in a matched mode through a conical roller bearing and a deep groove ball bearing. A ball screw is connected with a swing frame beam of the radial plunger pump. The swing frame beam is connected with a swing frame. The servo motor and the planetary reducer are both installed on the shell of the radial plunger pump. The screw nut rotationally drives the ball screw to move horizontally, so that the swing frame is driven to rotate around a swing shaft, and the offset of the radial plunger pump is adjusted. According to the alternating current servo motor driving device, adjustment is accurate and the response speed is high.

The invention discloses a general satellite sun wing expanding frame automatically adjusting levelness. The general satellite sun wing expanding frame automatically adjusting levelness is composed of a mechanical system and a control system. The mechanical system mainly comprises two upper guide rails, two driving mechanisms, a main beam, a hinged telescopic mechanism and a rigid connection telescopic mechanism. The mechanical system of the sun wing expanding frame is fixed to opposite brackets arranged on the two sides of an infrastructure, and the two upper guide rails are welded to the brackets. The upper guide rails are connected with the main beam. The main beam is driven by the driving mechanisms to move on the upper guide rails, and then the whole system can move in the appointed area. According to the general satellite sun wing expanding frame automatically adjusting levelness, a contact gap and unnecessary constraint are eliminated, a lifting mechanism ascends and descends freely, the clamping phenomenon in the lifting process is eliminated, swinging of a platform is eliminated, the leveling effect and stability of the system are guaranteed, the position of the expanding frame is changed freely, and the expanding frame ascends and descends freely in the height direction, and the accurate and automatic adjustment of 0.04 mm / m of the levelness of the guide rails is achieved.

A method for controlling a system under a steam protection mode after master fuel trip (MFT) of a secondary reheat unit boiler. The method includes the following steps that (1) a control target of thesteam protection mode is specified; (2) judging conditions of automatic triggering and automatic exit of the steam protection mode are set; (3) automatic control over high-pressure, medium-pressure and low-pressure three-stage bypasses and attemperation water thereof under the steam protection mode are explicitly described; (4) the control logic of a feed pump small machine and an induced draft fan small machine under the steam protection mode is described in detail; (5) pressure control of an auxiliary steam header and action conditions of a steam trap group under the steam protection modeare further described; and (6) supply of a shaft seal is preferentially considered under the steam protection mode, and meanwhile, control over a condensed water system and an auxiliary steam system is taken into consideration. The entire control process becomes accurate automatic adjustment from coarse manual control. The method has great significance in achieving energy conservation and consumption reduction of a thermal power generating unit, rapid recovery of accident shutdown and improvement of the automation degree of a unit.

The invention discloses a foot stand for automatic leveling and instrument height measuring. The foot stand comprises a control terminal, a fixed base, a short electric telescopic rod, an upper support, a long electric telescopic rod, a lower support, supporting legs, a laser ranging module, a horizontal inclination angle sensor, a control unit, a lithium battery and a power supply module. The horizontal inclination angle sensor and the laser ranging module are used for measuring the levelness and height of a supporting frame, and the heights and levelness of a plurality of electric telescopicrods can be automatically controlled, so that system errors caused by manual instrument height measurement and levelness adjustment in the prior art is reduced.

The invention discloses a device for precisely adjusting a steel supporting pre-exerted axial force of a foundation pit and a loading method thereof and relates to the technical field of building foundation pit bracing. The assembled device is fixed between two connecting tie beams, an axial force value needing to be exerted is set through a control panel, the adjusting device is started, a hydraulic jack ejects and compresses fixing steel plates with the value 18%-22% of the pre-exerted axial force value under the effect of a hydraulic pump, and the fixing steel plates produce relative displacement. When a force measuring sensor feeds back that the axial force exerted to the fixing steel plate reaches a set value 18%-22% of the pre-exerted axial force value, the hydraulic pump stops actions, the hydraulic jack increases 8%-12% of pre-exerted axial force value based on an original pressure value to exert pressure on the fixing steel plates after the pressure is stabilized for 5-10 minutes, the fixing steel plates are stabilized for 5-10 minutes after the fixing steel plates do not move, and the operation is repeated in this way. Finally, the axial pressure value between the two fixing steel plates reaches 60%-70% of the pre-exerted axial force value through one-time loading, connecting sleeves are adjusted after stabilization for 0.5-1 hour are ejected and compressed on the endfaces of fixing columns, and thus the loading process is completed.

The invention discloses a parameter output method and device of an amphibious vehicle and a storage medium. The method comprises the following steps that the measurement sinking amount and the measurement deformation amount of wheels and the driving state of the amphibious vehicle are obtained; according to the measured sinking amount, the measured deformation amount and a preset first threshold value, the road surface on which the wheels run is obtained, and the road surface comprises a hard road surface or a soft road surface; according to the driving state, the road surface and a preset soil parameter library, a first output parameter is obtained through a soft road surface estimation mode, or according to the driving state and the road surface, a second output parameter is obtained through a hard road surface estimation mode; and parameters are output according to the first output parameter or the second output parameter. According to the invention, different modes can be used forestimation according to different road surfaces and driving states, and the accuracy of an estimation result is ensured. The method and device and storage medium can be widely applied to the technicalfield of amphibious vehicles.

The invention relates to a jacking translation rotating device used for jacking giant workpieces. A gliding plate body is fixedly mounted on the gliding underframe; a gliding bearing arranged on the gliding plate body is glidingly connected with the gliding plate body; a translation oil cylinder is fixedly arranged on the gliding underframe; a transversely protruded piston rod is glidingly and hermetically connected with the body of the translation oil cylinder; a baffle plate is fixed on the piston rod; the baffle plate divides the inner cavity of the oil cylinder into two independent oil inlet cavities; the fridge of the baffle plate is glidingly and hermetically connected with the inner wall of the translation oil cylinder; a jacking oil cylinder is fixed on the body of the gliding oil cylinder; a mounting bearing is fixed on the outside of the gliding bearing; a rotating support arranged on the mounting bearing is rotationally connected with a rotating support frame; a driven gear is fixed on a servomotor; and two ends of the piston rod are fixedly connected on the rotating support frame. The invention enables the jacking and the translation in a closed-loop controlled state, supports the workpiece with a plurality of points, and realizes sensitive adjustment of six degree of freedom.

The invention provides a liquid-cooling system. The liquid-cooling system comprises an external circulation cooling water system, liquid-cooling temperature control systems, liquid-cooling maintenanceunits and liquid-cooling allocation units, wherein low-temperature cooling water in a cooling tower in the external circulation cooling water system enters a first liquid inlet pipe of a plate-type heat exchanger in each liquid-cooling temperature control system via a liquid outlet pipe, a water temperature of the cooling water is controlled by the plate-type heat exchanger, the controlled cooling water enters each liquid-cooling maintenance unit via a hose, and the liquid-cooling maintenance unit is used for acquiring and monitoring system data in real time by means of an internal monitoringunit. Temperature control of the cooling water is performed by feeding back the data to the liquid-cooling temperature control systems, so that stability of the liquid-cooling system is achieved; andthe cooling water after data acquisition is achieved by the liquid-cooling maintenance units further enters the liquid-cooling allocation units corresponding to the liquid-cooling maintenance units,the cooling water entering each server in a cabinet is divided by the liquid-cooling allocation units, uniform liquid flow of each server is ensured, and uniform heat dissipation of each server is ensured.

The invention belongs to the technical field of aircraft RCS testing, and relates to a background interference cancellation fine-tuning device used for the RCS testing. The device comprises an absorbing material sleeve (3), three constant pullers (1), three electric driving pad irons (2), and an acceleration sensor (4). By adjusting a lock nut (12) of the constant puller (1), a disc spring set islocked and pressed. A base of the absorbing material sleeve (3) is fixed and is provided with an elastic adjustment range. The different postures of the absorbing material sleeve (3) can be flexibly adapted. Three sets of electric driving pad irons (2) respectively adjust the upper and lower positions of a wedge-shaped upper platform (26), adjust the inclination angle of the absorbing material sleeve (3) by the height change of three support points, and eliminate the radial displacement of the top end of the absorbing material sleeve (3), thereby achieving precise adjustment of the position ofthe absorbing material to ensure the background interference cancellation effect. The acceleration sensor (4) realizes the automatic control adjustment of the radial displacement of the absorbing material sleeve (3) and improves the fine-tuning efficiency of the background interference cancellation.

The invention relates to a method for automatically adjusting focus based on a frequency domain comparison method. The method comprises the steps that a computer controls a mechanical telescoping lens barrel and adjusts the position of either a digital camera, or an imaging aspherical lens or a microobjective, on one hand the telescoping lens barrel conducts telescoping movement, and on the other hand the camera conducts shooting, so that K picture data I0,..., Ii,..., Ik-1 is obtained, the telescoping position of the mechanical telescoping lens barrel when focusing is needed is obtained through a series of calculation, and automatic focusing can be achieved by making the mechanical telescoping lens barrel telescope to the telescoping position. Through comparison and analysis of frequency domain components, harmful effects brought by picture noise on automatic focus adjusting precision can be avoided. The method for automatically adjusting focus based on the frequency domain comparison method is more suitable for automatic focus adjusting of transmission imaging, particularly on a noninvasive condition in which capillaries inside the human skin have periodicity in shape and distribution, and have more obvious features in the frequency domain. By means of the method for automatically adjusting focus based on the frequency domain comparison method, the focus is more accurately automatically adjusted. In the aspect of operation of devices, the devices are simpler and thus easy to use practically.

The present invention discloses a motor rotor axial clearance adjusting machine. The adjusting machine includes a rack and an operation platform. A lower female die is fixed on the operation platform. A top pressing block is vertically installed on the lower female die in a sliding manner. A lower slide seat is vertically installed on the rack in the sliding manner. A top pressing transmission piece is fixed on the lower slide seat. A lower ejector pin is vertically installed on the lower slide seat in the sliding manner. The lower ejector pin is driven by a lower ejector pin lifting power apparatus. An upper slide seat is vertically installed on the rack in the sliding manner. The upper slide seat is provided with an upper pressing die. The upper pressing die is provided with a through hole. An upper ejector pin is installed on the upper slide seat in the sliding manner. The upper ejector pin is corresponding to the rear end of a motor rotor shaft. The upper ejector pin is connected with a measuring mechanism for measuring an upper ejector pin moving distance. The clearance adjusting machine can rapidly perform axial clearance adjustment on each motor before the motor leaves the factory, thereby greatly improving clearance adjustment precision, improving efficiency, facilitating adjustment, being applicable to mass production, and ensuring product quality stability.

The invention discloses a high-precision angle automatic adjusting platform. The high-precision angle automatic adjusting platform is characterized in that the adjusting platform comprises a lower base plate, an upper base plate, a platform, first branched chains, and a second branched chain, the upper base plate is fixed above the lower base plate through a plurality of support shafts, a plurality of support legs are fixed at the bottom of the lower base plate, fixed ends of the first branched chains and the second branched chain are connected with the upper base plate, output ends of the first branched chains and the second branched chain are connected with the platform, the number of the first branched chains is two, and the number of the second branched chain is one. According to the platform, four motors are employed as the power source, the angle of the platform is detected by employing a level sensor, the accuracy of the motion of the platform is ensured by employing a closed-loop control system, and automatic adjustment of multi-direction angle of the space can be accurately realized; besides, the design with a symmetrical structure is employed, the motion is flexible, the bearing capability is great, the structure is simple and compact, the design is reasonable, and the machining and assembling processes are good.

A region-of-interest determination method and device, an apparatus and a storage medium are provided. The method includes: acquiring a first target image including at least an indication object when the indication object is in a stable state on a target page of a target reader; obtaining a first target image including at least an indication object when the indication object is in a stable state; determining a morphological parameter indicating an object from the first target image; adjusting the mesh granularity of the target page based on the morphological parameters of the indicating object;determining the region of interest specified by the indicating object based on the adjusted mesh granularity. The region-of-interest determination method and device, the apparatus and the storage medium can realize the automatic adjustment of the grid granularity based on the shape of the indicating object, which enables the adjusted grid to accurately locate the region of interest specified by the indicating object, and further enables the user to match the resource of interest desired by the user based on the located region of interest, so that the user experience is better.

The invention provides a scanner operation method. The method comprises the steps of acquiring mechanical parameters of a scanner, sampling parameters of an optical sensor in the scanner and an operation parameter set of the scanner; calculating a calibration value of the sampling parameter and a calibration value of the parameter set according to the mechanical parameter, the sampling parameter and the operation parameter set; and according to the calibration value of the sampling parameter, calibrating the sampling parameter of the optical sensor in the scanner, and according to the calibration value of the parameter group, calibrating the operation parameter group of the scanner. According to the scanner operation method provided by the invention, the operation parameters of the scannerare accurately and automatically adjusted in combination with the operation parameters of the scanner and the design parameters of the scanner, professionals are not needed, and the use efficiency ofthe scanner is improved.

The invention relates to an automatic travel adjusting structure for a press in the technical field of presses. The automatic travel adjusting structure comprises a crankshaft; an eccentric shaft neck of the crankshaft is sleeved with an eccentric bushing capable of rotating axially along the eccentric shaft neck; and one end of the eccentric bushing is provided with a locking device, and the other end of the eccentric bushing is provided with an eccentricity adjusting device. According to the automatic travel adjusting structure, the eccentric bushing is connected with the crankshaft through the locking device and the eccentricity adjusting device, and the pressing motion and travel adjusting motion of the press are realized through rotation of the crankshaft; and during travel adjustment, the power for relative rotation of the eccentric bushing and the crankshaft comes from the rotating crankshaft, so that the travel of the press is convenient to adjust in a labor-saving mode, and is automatically adjusted through the rotation of the crankshaft, the automatic travel adjusting structure is suitable for automatically, synchronously and accurately adjusting the travel of a single point press, a double-point press or a four-point press, and the application range of the press is widened.

The invention provides a vehicle control method and system and a vehicle, and relates to the field of vehicle intelligent driving. The method comprises the steps that a first angle of rotation of a steering wheel relative to a forward coordinate system is obtained, and a deviation angle of deviation of a human face relative to the forward coordinate system is recognized, and the forward coordinatesystem is a coordinate system when the steering wheel is in a return state; according to the first angle and the deviation angle, calculating to obtain a second angle, needing to be adjusted, of thecontent displayed by the display device mounted on the steering wheel; and finally, controlling the content displayed by the display device to rotate according to the second angle, so that the contentdisplayed by the display device is always matched with the human face orientation. By means of the method, the function keys on the display device of the steering wheel cannot rotate along with rotation of the steering wheel, information data of an instrument panel and the surroundings, information conditions of the surroundings of a vehicle and front road conditions can be observed in the display device of the steering wheel, and therefore when a user looks at the information data, the user can see the information data conveniently. Or the keys can be operated more safely.

The invention relates to a backlight brightness adjusting method and a backlight brightness adjusting device, which relate to an intelligent mobile terminal technology, and solve the problems that data acquired by a light sensor under a single screen is not accurate enough and the accuracy of backlight automatic adjustment is reduced. The backlight brightness adjusting method is suitable for mobile equipment, the mobile equipment is provided with at least one front light sensor arranged on the front face and at least one rear light sensor arranged on the back face. The backlight brightness adjusting method comprises the steps of: collecting front light sensation data acquired by the front light sensors and rear light sensation data acquired by the rear light sensors; inputting the front light sensation data and the rear light sensation data into a pre-generated backlight adjustment model to obtain a target display brightness value; and adjusting backlight brightness according to the target display brightness value. The backlight brightness adjusting method and the backlight brightness adjusting device provided by the invention are suitable for display brightness adjustment, realizeaccurate automatic backlight adjustment, and improve the user experience.

The invention provides a method and a device for automatically adjusting the working state of a GPS device. The method comprises the following steps: S1, a sensor system collects the environmental parameters of the device; S2: the processor of the device receives the environmental parameters collected by the sensor system, and obtains the scene mode of the device according to the environmental parameters; S3: the processor adjusts the working state of the GPS of the device according to the scenario mode. The invention provides a method and a device for automatically adjusting the working stateof a device GPS, The environment parameter of the device is collected by the sensor system, and the scene mode of the device is judged according to the environment parameter. The processor of the device automatically adjusts the working state of the GPS according to different scene mode to regulate the power consumption of the GPS, so as to achieve the purpose of the invention.

The invention discloses a parameter output method, device and storage medium of an amphibious vehicle. The method includes the following steps: acquiring the measured subsidence and deformation of the wheel and the driving state of the amphibious vehicle; according to the measured subsidence, the measured deformation and the predicted Set the first threshold value to obtain the road surface on which the wheels are driving, wherein the road surface includes hard road surface or soft road surface; according to the driving state, the road surface and the preset soil parameter library, the first output parameter is obtained through the soft road surface estimation mode, Or according to the driving state and the road surface, the second output parameter is obtained through the hard road surface estimation mode; and the parameter output is performed according to the first output parameter or the second output parameter. According to the present invention, different modes can be used for estimation according to different road surfaces and driving states, thereby ensuring the accuracy of the estimation results. The invention can be widely used in the technical field of amphibious vehicles.

The invention discloses a peanut harvester having a stir-airing function. The peanut harvester comprises a case, a speed changing box arranged at the upper end of the case, a vibrating sieve arrangedinside the case, and an excavating head, wherein a seedling stirring device is arranged on the rear side of the vibrating sieve; the vibrating sieve is connected with the seedling stirring device through a driving chain; the front end of the seedling stirring device is arranged at the bottom of the vibrating sieve; the rear end of the seedling stirring device is close to the rear end of the case;both sides of the seedling stirring device are connected with the case; a material discharging support is arranged on the rear side of the seedling stirring device; the material discharging support isof an inclined plate type structure; both sides of the material discharging support are connected with the case; the upper end of the material discharging support is close to the seedling stirring device; rotating clearances for rotating the seedling stirring device are reserved between both sides of the upper half part of the material discharging support and the case; an earthing device is arranged on one side of the material discharging support; the earthing device is connected with the material discharging support; a ploughing device is arranged on the other side of the material discharging support; the ploughing device is arranged on the lower side of the seedling stirring device; and the ploughing device is connected with the material discharging support.

The invention discloses an ink key driving device for a printer. The driving device comprises a handspike and a handspike driving device, wherein, the handspike driving device comprises a plane cam and a manual zero adjusting unit or self regulating unit; the end of the handspike is up against the drive surface of the plane cam, and the plane cam is connected with the manual zero adjusting unit and the self regulating unit. The ink key driving device can precisely adjust the gap between an ink key and an ink fountain roller, thereby realizing precise automatic adjustment of the amount of jetted ink, and is completely suitable for being used on printers.

The invention provides a binocular head-wearing display device and a method thereof for adjusting image spacing, which belongs to the technical field of head-wearing display. The binocular head-wearing display device can solve the problems of the prior art of complicated operation for image spacing adjustment and poor display effects and viewing experience. The binocular head-wearing display device comprises two display units, an image acquisition unit and an interpupillary distance analysis unit, wherein the two display units are respectively used for generating test images and display images for the left eye and the right eye of a user, the two test images respectively have a test mark, and the spacing between the two test marks is gradually increased or gradually reduced; the image acquisition unit is used for acquiring images in both eyes of the user, and the interpupillary distance analysis unit is used for getting the critical moment when the interpupillary distance changes according to images in the eyes of the user when the user watches the test images and determining the image spacing according to the spacing between the two test marks at the critical moment. In addition, the critical moment is a moment that the interpupillary distance stops increasing gradually and becomes stable or a moment that the interpupillary distance stops being stable and starts to reduce gradually.

The invention discloses a server system resource adjusting method and device and computer equipment. The method comprises the steps of: monitoring subsystems of an enterprise server in real time to obtain system access records, removing abnormal access records in the system access records to obtain effective access records, performing trend statistics on the effective access records to obtain system trend statistical information, and judging whether each subsystem operates normally or not in combination with historical trend statistical information; if the operation is normal, obtaining the resource adjustment proportion of each subsystem; and adjusting the system resources of each subsystem according to the resource adjustment proportion. Based on a system resource monitoring technology,the method belongs to the field of cloud computing, obtains the system trend statistical information of each subsystem, obtains the corresponding resource adjustment proportion in combination with thehistorical trend statistical information, can achieve the precise automatic adjustment of the system resources of the subsystems, and improves the adjustment efficiency of the system resources.

The present invention relates to a heating system having a self-regulating heating element, wherein the temperature can be accurately controlled within a particular temperature range and be uniformly maintained with the self-regulating heating element which can temporally self-regulate power and temperature, and the power usage can be significantly reduced as the water temperature can be sustained with only a minimum of power supply when the water has heated beyond a set boiling point. The heating system comprises: a casing having an air inlet and an air outlet through which the outside air enters and exits, respectively; a self-regulating heating element (SR heating element), which is disposed in the interior of the casing, formed from a hardened paste mixture of an electrical resistance material, an insulation binder and a temperature control material, generates heat with supplied power, and self-regulates the temperature so that the temperature is uniformly maintained within a defined range; a controller for controlling the temperature of the generated heat by controlling the power applied to the SR heating element; and a discharge means, which is disposed near the SR heating element, for sucking in the air through the air inlet, and after bringing the sucked-in air into contact with the SR heating element, and discharging the heated air through the air outlet.

The invention discloses an information collection device, an electronic device and a method. The information collection device is rotatably arranged on the electronic device and comprises a rotation shaft, an information collection unit and a control unit. The rotation shaft comprises a first end and a second end opposite to the first end. The information collection unit is fixedly connected with the first end. The control unit is connected with the second end. When the control unit receives a first trigger signal, the control unit generates and executing an angle adjusting command, so that the rotation shaft is driven to rotate, and the information collection unit is driven to be adjusted to the second angle different from a current first angle from the current first angle. By means of the information collection device, the electronic device and the method, the technical problem that in the prior art, the angle of the information collection device integrated with the electronic device is fixed and can not be automatically adjusted is solved.