210results about How to "Precisely control the rotation angle" patented technology

The invention relates to a high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device belonging to the technical field of power line inspection. The invention aims at solving the problem of single technology of the existing overhead transmission line line-inspection. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device mainly comprises an unmanned aerial vehicle, a GPS (global position system) inertial integrated attitude azimuth detection device, a damping device, a rotation detection nacelle, a ground data receiving processor and a controller. The high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device is characterized in that the GPS inertial integrated attitude azimuth detection device is arranged at the inner part of the unmanned aerial vehicle; the rotation detection nacelle is hung below the unmanned aerial vehicle by the damping device; a photoelectric stabilized platform is installed in the rotation detection nacelle; flexible combination of any two or more of a visible light camera, an ultraviolet ray imager and a full-digital dynamic thermal infrared imager and a laser ranging device are borne on the photoelectric stabilized platform; and the rotation detection nacelle is provided with a visible window. With the adoption of the high voltage overhead transmission line line-inspection unmanned aerial vehicle photoelectric detection device, a high voltage transmission line can be monitored, and a comprehensive and precise high voltage overhead transmission line line-inspection task is realized by combining interchange among a plurality of sensors.

The invention relates to an automobile model switching mechanism of an automobile production line, and solves the defect that in the prior art, one welding clamp only can correspond to one automobile model, so that the automobile model switching is inconvenient, the switching operation is troublesome and disordered, and the work efficiency is low. The automobile model switching mechanism comprises a rotating platform, at least two sets of clamping and positioning mechanisms on the rotating platform, and a rotary driving mechanism fixed under the rotating platform, wherein the clamping and positioning mechanisms comprise frame bodies, clamping arms, positioning arms and driving units; the clamping arms and the positioning arms are hinged to the frame bodies; the driving units correspond to the clamping arms and the positioning arms respectively; and the rotary driving mechanism comprises a rotating shaft and a driving gear meshed with outer teeth of the rotating shaft. As the clamping and positioning mechanisms are arranged on the rotating platform, and the lower part of the rotating platform is arranged on the production line, one set of rails is shared, and the rotary driving mechanism drives the rotating platform to rotate, the fast switching between two or three sets of the clamping and positioning mechanisms on the rotating platform is realized, the efficiency is high, the structure is simple, no transfer rail is required to be arranged additionally, and the cost is reduced.

The invention discloses an automatic corn ear character parameter detecting device based on machine vision, which comprises an image collecting module, a rotating and weighing module and a control processing module, wherein the image collecting module is used for collecting the images of each line of corn ears which are to be detected and rotate for a circle, and transmitting the collected images to the control processing module; the rotating and weighing module is used for measuring the weight of the corn ears to be detected, driving the corn ears to be detected to rotate, and sending a rotated signal to the control processing module when rotation begins; and the control processing module is used for sending a rotating signal and a weighing signal to the rotating and weighing module, receiving the rotated signal sent by the rotating and weighing module, simultaneously sending an image collecting signal to the image collecting module, processing the image transmitted by the image collecting module, obtaining the character parameter of the corn ears to be detected, and displaying in real time. The device integrates image collection, processing and display into whole, can be used for weighing and measuring parameter increase and has high measuring efficiency and precision.

The invention discloses a cab pitching device of a bucket wheel machine, which comprises a driving device used for driving a cab (11) of the bucket wheel machine to rotate around a hinge point between the cab (11) and an arm support (12), a detector used for detecting the pitch angle of the arm support (12), a controller used for receiving a detecting signal of the detector and transmitting an action instruction, and a locking device for locking or unlocking the position of the cab, wherein a signal output end of the controller is electrically connected with the driving device, so that the driving device correspondingly responds according to the action instruction. The position of the cab can be exactly adjusted by the cab pitching device, so that the ground surface of the cab is positioned at the horizontal position, and an operator in the cab can conveniently work. Furthermore, the invention further discloses thea bucket wheel machine comprising the cab pitching device.

The invention discloses an intelligent logistics classification system. The intelligent logistics classification system comprises a first conveyor belt, a first motor and a rotary table. The feed end and the discharge end of the first conveyor belt are provided with a first support and a third support correspondingly. The upper end of the first support is provided with an opposite-type photoelectric sensor, and the upper end of the third support is provided with a bar code scanner. A second conveyor belt is arranged on the rotary table. The discharge end of the second conveyor belt and the discharge end of the first conveyor belt are connected in a matched mode. A second support is arranged at one end of the second conveyor belt. The top end of the second support is provided with a reflective photoelectric sensor. A collection barrel is arranged below the discharge end of the second conveyor belt. A magnetic sensor is further arranged on the upper surface of a shell on a base and is used for positioning the rotary table. The sensors and the bar code scanner are all electrically connected with a PLC host. The intelligent logistics classification system can achieve intelligent classification of different types of packages, avoids the error probability to the maximum extent, improves the logistics classification efficiency, reduces the amount of labor of staff and is suitable for being extensively popularized.

The invention discloses a fixed-point distribution type forest fire monitoring system, belongs to the technical field of forest fire monitoring, and aims to solve the problem that sensors on a forest fire fixed-point monitoring device in the prior art are limited to one or two sorts, and are irreplaceable, so that sensor function deficiency is easily caused, and a monitoring task cannot be finished in a region with a complex landform. According to the fixed-point distribution type forest fire monitoring system, a protective cover is arranged outside a rotating monitoring photoelectric stabilization platform which is fixed on a cradle head through a damping device; and one or any combination of two of a visible light camera, an ultraviolet imager and an all-digital dynamic infrared thermal imager, and a laser ranger are arranged in an inner frame unit of the rotating monitoring photoelectric stabilization platform. The system can be used for monitoring a forest fire in real time and in all directions, accurately positioning and acquiring high-definition multi-spectral images, and simultaneously acquiring, fusing-displaying and massively and portably accessing data, and a comprehensive and accurate monitoring task is finished by interchange between various sensors.

The invention discloses a test device and method for the computer function of a mobile phone screen connector. The test device comprises a machine body, a test tool, a positioning mechanism, a transfer mechanism and a discharging mechanism, wherein the test tool, the positioning mechanism, the transfer mechanism and the discharging mechanism are installed on the machine body. The test tool is provided with a detection station. A mobile phone screen connector of a to-be-tested mobile phone screen is subjected to adjustment and angle positioning to a required angle through the positioning mechanism so as to adapt to the detection station position, so that the crimping detection of the mobile phone screen connector is enabled to achieve precise positioning, the detection process is fast, the degree of automation is high, and the detection efficiency is high. The test device is simple and reasonable in structure, the usage is convenient, the space is saved, the application is stable, the cost performance is high, and the accurate positioning is achieved.

The invention discloses a solar panel control structure and a solar panel control method. The solar panel control structure comprises a first rotating shaft, a first encoder, a connecting rod, a first motor and a controller, wherein the first rotating shaft is used for controlling vertical rotation of a solar panel; the first encoder is arranged on the first rotating shaft and is used for reading a first vertical angle of the first rotating shaft; the connecting rod is connected with one end of the solar panel; the first motor is arranged on the connecting rod and is used for driving the connecting rod to move so that the connecting rod drives the solar panel to rotate in the vertical direction; and the controller is connected with the first encoder and the first motor respectively and is used for controlling the first motor to rotate or not to rotate according to the vertical angle read by the first encoder.

The invention relates to a pressure cooking utensil with convenient opening and closing cover, belonging to the field of kitchen cooking appliances, so as to realize automatic rotation of the locking cover. A pressure cooking utensil for easy opening and closing of a cover, comprising a pot body, a cover body, a pot inner and a control circuit accommodated in the pot body, and the cover body includes a locking cover, and the locking cover can be combined with the The pot body is rotationally fastened or rotationally separated, and the cover body further includes an electric element connected to the control circuit and a transmission device driven by the electric element, and the electric element drives the locking cover through the transmission device rotate.

The invention belongs to the technical field of agricultural machinery, and particularly relates to a solenoid-type step rapeseed reseeding system. The system mainly comprises a solenoid-type reseeding device and a step reseeding control module, wherein the solenoid-type reseeding device mainly comprises a seed discharging roller, a spiral pipeline, a cylindrical seed box, an annular hole baffle, an end cap, a seed discharging shaft, a seed guide pipe and the like; the step reseeding control module comprises a direct-current step motor, an input circuit, a pulse generation control circuit, a counter, a signal circuit and a drive circuit. When a control system receives seeding absence signals, the step motor is started to drive the solenoid-type reseeding device to rotate at a corresponding angle according to the number of pulses of the seeding absence signals, so that reseeding is realized. The solenoid-type step rapeseed reseeding system is used in cooperation with a seeding absence real-time detection method of a precise rapeseed discharging device, reseeding can be conducted timely and accurately, the miss-seeding problem of a precise rapeseed sowing machine and the problems that shaped holes of a mechanical reseeding device are blocked easily and the breakage rate of seeds is high are solved, the labor cost of reseeding later is reduced and the production efficiency and the sowing quality are improved.

The invention discloses a full-automatic pipeline glazing system for a ceramic closestool. The full-automatic pipeline glazing system comprises a support, a blank rotation rack, a first telescopic air cylinder, a locking mechanism, a conveying butt joint line, a glaze supply box and a glaze supply box lifting mechanism, wherein the blank rotation rack comprises a first horizontal rack and a first vertical rack perpendicular to the first horizontal rack, the rear end of the first horizontal rack is fixedly connected with the first vertical rack through a connecting piece, a first rotation shaft in rotary connection with the support is installed at the upper end of the support, the first horizontal rack is fixedly connected to the first rotation shaft, an air cylinder body of the first telescopic air cylinder is hinged to the support, and the front end of a telescopic shaft of the first telescopic air cylinder is hinged to a swing arm fixed to the lower side of the first horizontal rack. In an initial state, the first horizontal rack is located at a horizontal position. The full-automatic pipeline glazing system has the advantages of being uniform in glazing and thorough in glaze discharge and facilitating blank protection and butt joint of automatic glaze spraying lines on the premise that the product glazing quality is ensured.

The invention discloses a seat slide rail mounting device, which comprises a cabinet body, wherein an assembly platform capable of horizontally rotating is arranged on the cabinet body. The device is characterized in that: an inductor for detecting the rotation angle of the assembly platform and a limitation device for preventing the assembly platform from rotating are also arranged on the cabinet body. In the seat slide rail mounting device, a rotation angle control device and a workpiece clamping fixture are additionally arranged, so that the rotation angle of the assembly platform can be accurately controlled, and a workpiece is prevented from moving. Compared with a device with a common rotatable assembly platform, the seat slide rail mounting device has the advantages of simple structure, convenience for use and high efficiency.

The invention discloses a dip-angle-adjustable bait-throwing feeding machine. The dip-angle-adjustable bait-throwing feeding machine comprises a bottom plate and is characterized in that a second electric telescopic rod is arranged on the upper surface of the bottom plate, a heater is arranged on the upper surface of the second electric telescopic rod, a mixing cylinder is arranged on the upper surface of the heater, a pressure sensor and a temperature sensor are respectively arranged on the lateral sides of the inner cavity of the mixing cylinder, and a feed level sensor is arranged on the upper surface of the inner cavity of the mixing cylinder. The dip-angle-adjustable bait-throwing feeding machine has the advantages that the feeding machine is reasonable in structure and high in practicality, the feeding machine can be moved and stopped by universal wheels, a handle and brakes, the temperature of stirred feed is controlled conveniently through the heater and the temperature sensor, the discharge speed of a bait throwing device is controlled through a pressurizing pump, a negative pressure pump and the pressure sensor, the feed can be evenly mixed through a servo motor and a stirring rack, the rotation angles of the bait throwing device can be precisely controlled through a first hinge seat, a second hinge seat, an angle sensor and the first electric telescopic rod, and the feeding machine is convenient to use and suitable for being popularized and used.

The invention discloses a tea dryer. The tea dryer comprises a driving mechanism, a driven mechanism, a Geneva mechanism and a drying component. The driving mechanism comprises a motor, a speed reducer connected with the motor, a sleeve and a driving plate; the output shaft of the speed reducer is vertically and upwards arranged; the sleeve fixedly sleeves the output shaft of the upward; the driving plate fixedly sleeves the upper end of the sleeve; the driven mechanism comprises a frame, a rotating shaft and a Geneva wheel; the rotating shaft is vertically arranged in the middle of a top plate of the frame through a bearing; the Geneva wheel fixedly sleeves the rotating shaft; the Geneva wheel and the driving plate perform corresponding meshing transmission; the drying component comprises a drying rack, a drying framework and drying cages; the drying rack comprises a circular plate and drying ovens circumferentially distributed on the circular plate; the circular plate sleeves the rotating shaft above the Geneva wheel through a bearing; the drying framework comprises an inner ring and an outer ring which are coaxially arranged and spokes connected with the inner ring and the outer ring; the inner ring fixedly sleeves the rotating shaft positioned above the drying rack; the drying cages corresponding to the drying ovens are circumferentially distributed on the spokes of the drying framework.

The invention discloses an engine cylinder's inner near-wall flow field testing device. According to the invention, the reflector support is installed on the surface of the lower plate of a lengthened body and extends to the inner part of a lengthened piston. The rotation support is connected to the shaft of the deflector support; the reflector is mounted on the rotation support, and the angle of the reflector can be freely adjusted in the range of from minus 45 degrees to positive 45 degrees. The top part of the lengthened piston is provided with a glass window. The lengthened piston is fixedly connected with the top cover plate of the piston. The reflector receives the information of the cylinder's inner flow field through the visible window. According to the invention, the problem is resolved that the information of the cylinder's near-wall flow on its cross section is difficult to obtain as the visible window at the top part of the piston is usually small due to the restriction of a mechanical structure. Through the control of a laser source to cooperate with the reflector angle, the optical photographing area can be expanded to the cylinder's inner near-wall; and through the control of angle over the positioning of a ruler, it is possible to accurately control the rotation angle of the reflector and to adjust the angle in real time. The testing device, in need of no other external aiding devices, is compact in structure and is simple to operate.

The invention discloses a construction steel bar bender device based on PLC control and a working method thereof. The steel bar bender device comprises a workbench, universal wheels, a rotary working disc, two calibrating devices, two fastening devices and a handling platform, wherein the workbench is of a rectangular stainless steel structure; the universal wheels are arranged at four corners of the bottom of the workbench; brake devices are mounted on the universal wheels; the rotary working disc is arranged at the center of the upper surface of the workbench, and the structure of the rotary working disc is in a disc shape; the two calibrating devices are arranged on two sides of the rotary working disc correspondingly; each fastening device is positioned on one side of the corresponding calibrating device; the handling platform is fixedly mounted on one side surface of the workbench; and a liquid crystal operation display screen is arranged on the handling platform. The steel bar bender device disclosed by the invention adopts a PLC control module, and thus the degree of automation is high; the rotary angle can be accurately controlled, thereby achieving an expected steel bar bending effect; and the precision is high.

The invention relates to a connection rod type AGV lifting device. The connection rod type AGV lifting device comprises a power output device, a transmission mechanism, connection rods and a top plate; the power output device is in transmission connection with the transmission mechanism; the connection rods comprise at least one first connection rod and at least one second connection rod; the transmission mechanism is hinged to the lower end of each connection rod; the upper end of each connection rod is hinged to the top plate; the lower end of each connection rod moves in the horizontal direction under driving by the transmission mechanism; the lower end of each first connection rod is opposite to the lower end of each second connection rod in movement direction; and the top plate is driven by the connection rods to move in the vertical direction. An AGV provided with the lifting device can be applied to more occasions; and the connection rod type lifting device is stable and simplein structure, steady in transmission, convenient to install and low in manufacturing cost, and the connection rods are connected in a hinged manner so that transmission is more steady.

The present invention relates to a multi-functional vibration device comprising rotating frame assemblies disposed vertically at the left and right parts, a mounting plate assembly disposed horizontally between the rotating frame assemblies, and a test bed interface assembly located at the bottoms of the rotating frame assemblies. The two ends of the mounting plate assembly connected to the rotating frame assemblies are respectively provided with a rotating shaft at the central part and limiting bosses at the end parts. The multi-functional vibration device provided by the invention can realize the vibration requirements of the test product in three directions, and can also realize the vibration test of multiple products at the same time, satisfy the multiple requirements of the reliability enhancement test on the vibration direction of the product, and realize a multi-purpose device. The test time and the test cost are saved.

The invention discloses a rotary type belt conveyor with a controllable angle. The rotary type belt conveyor comprises a conveyor body installed on a bracket; a conveying belt is matched with a conveying belt drive motor; the outer ring of a slewing bearing is connected to the bracket while the inner ring is connected to a pedestal through a bolt; a gear is matched with the outer teeth of the slewing bearing; a rotary motor is matched with the gear; the center shaft of the slewing bearing is connected to the spindle of an encoder; an angle controller is connected to the rotary motor through a wire for controlling starting, stopping and rotation direction of the rotary motor. The rotary type belt conveyor with the controllable angle provided by the invention is additionally provided with the slewing bearing, the encoder, the angle controller, the rotary motor and the gear on basis of the existing conveyor. The angle controller controls the starting, stopping and rotation direction of the rotary motor through electrical signals feed back from the encoder, and thereby accurately controlling the rotation angle of the conveyor. Therefore, the purpose of precise rotation angle and accurate directional material conveyance of the conveyor is achieved.

The invention relates to the technical field of hinge production, in particular to a hinge spring feeding device and a feeding method thereof. The hinge spring feeding device comprises a spring carrying mechanism, a third material agitator, a spring material rail, a rotary material receiving base, a gear, a rack, a material distributing air cylinder, an arc-shaped material passing block and a rotary base, wherein the third material agitator is connected to the rack, the spring material rail is arranged at the upper end of the third material agitator, the arc-shaped material passing block is connected with the spring material rail, and an arc-shaped material passing rail is arranged in the arc-shaped material passing block; the rotary base is fixed on the rack, the rotary material receivingbase is rotatably connected into the rotary base, the rotary material receiving base is connected with the lower end face of the arc-shaped material passing block, the gear is fixed on a rotary shaftof the rotary material receiving base, the rack is arranged at the telescopic end of the material distributing air cylinder, the gear is meshed with the rack, and the material distributing air cylinder is horizontally fixed on the rack. The hinge spring feeding device has the advantages of being high in spring feeding efficiency and feeding stability.

The invention relates to a cavity opening instrument comprising a handle component and a moving component. The handle component comprises a regulation mechanism; the moving component comprises a cavity opening part, a connecting part, a regulating shaft and a transmission shaft. The near end of the regulating shaft is fixed to the near end of the handle component, the far end of the regulating shaft is connected to the near end of the cavity opening part flexibly, the far end of the connecting part is provided with a spherical joint, the near end of the cavity opening part is provided with a spherical concave surface, which is connected to the spherical joint in a matched manner, the near end of the connecting part is connected to the far end of the transmission shaft fixedly, the near end of the transmission shaft is connected to the handle component fixedly, and the transmission shaft sleeves the regulating shaft; the regulation mechanism is operated to drive the regulating shaft to rotate axially in a reciprocating manner through the transmission shaft, and to drive the cavity opening part to rotate corresponding to the connecting part. The cavity opening instrument has the advantages that the rotating angle of the cavity opening part can be controlled accurately, self-locking can be implemented, and the instrument can be operated and controlled conveniently.