277results about How to "Precise handling" patented technology

The invention discloses a three-dimensional automatic feeding discharging and detecting device which comprises a three-dimensional motion mechanism, a mechanical arm executing mechanism, a luminous automatic detection mechanism and a support, wherein the support is used for providing supporting for other parts, the thee-dimensional motion mechanism is used for realizing movements in X-axis, Y-axis and Z-axis directions and driving the mechanical arm executing mechanism to arrive at each designated spot in an envelope space, the mechanical arm executing mechanism is used for regulating the snatching posture of the mechanical arm executing mechanism through the rotation of an arm and a mechanical arm, and the luminous automatic detection mechanism is used for detecting the quality of processed workpieces, and classifying the processed workpieces by the mechanical arm executing mechanism and placing the classified processed workpieces on a material platform. The three-dimensional automatic feeding discharging and detecting device is capable of rapidly and accurately realizing the transportation of raw materials and the workpieces between the material platform and a processing engine bed, automatically detecting the workpieces and classifying the workpieces, has the advantages of simpleness in operation, convenience in moving, good control performance and high detection precision, and is particularly suitable for the demands of volume production and automatic processing.

The invention comprises an intelligent warehousing mobile robot system. The intelligent warehousing mobile robot system comprises a mobile phone client, a robot module and a server, wherein the mobile client, the server and the robot module communicate with one another through a wireless communication network; the robot module comprises an ARM chip, an arduino chip, a camera, a motor driving module and a robot body; the server carries out path planning through adopting an A*path planning algorithm so as to obtain paths only containing inflection point coordinates and sends the paths to the robot module, so that control and direction correction of the robot module can be realized; the robot module carries out internal positioning through using a gyroscope and a mileage meter, and at the same time, the camera scans a two-dimensional code on the ground of a warehouse, so that the external positioning of the robot module can be carried out through using the arrangement scheme of the two-dimensional code of the warehouse, and therefore, the correction of the internal positioning can be realized. With the intelligent warehousing mobile robot system of the invention adopted, the accumulated error of the internal positioning can be effectively eliminated, accurate positioning can be obtained, and therefore, the robot can reach a destination more accurately to prepare for cargo transport.

The invention relates to an oil-electric hybrid power multi-motor aircraft and belongs to the technical field of unmanned aircrafts. The oil-electric hybrid power multi-motor aircraft is mainly composed of an upper main rotor 1, a lower main rotor 2, a multi-rotor aircraft electric control panel 4, motor-driven auxiliary rotors 5, motors 6, a fuel oil engine 7, a rotating speed pairing gearbox 8, a battery 11 and a throttle control stepping motor 24. Flying power is provided for the aircraft through the main rotors and the auxiliary rotors jointly, the main rotors provide main lifting power, and the auxiliary rotors provide a small part of lifting power; the main rotors are composed of the upper main rotor 1 and the lower main rotor 2, the size of the upper main rotor is the same as the that of the lower main rotor, the rotating speed of the upper main rotor is completely the same as that of the lower main rotor, and the rotating direction of the upper main rotor is opposite to that of the lower main rotor, so that the positive torque and the reverse torque are balanced, and the aircraft is prevented from rotating in the air. The fuel oil engine 7 is fixed to an aircraft arm 16, rotary shafts of the main rotors penetrate through the geometric center of the multi-motor aircraft, and the gravity center of an oil tank 15 is located in the geometric center of the multi-motor aircraft.

The invention discloses polyamide hot melt adhesive. Main raw materials of the polyamide hot melt adhesive are pentamethylene diamine and aliphatic dicarboxylic acid, wherein at least one of the main raw materials is prepared through a biological method. The hot melt adhesive has the advantages of environmental friendliness and renewability, the mechanics property is equivalent to that of the existing hot melt adhesive, and the hot melt adhesive can substitute the existing hot melt adhesive to be applied to the fields such as fiber textile adhesion, shoemaking lasting, electric appliances, mechanical industry, metal, manufacturing of plastic layering composite material, automobile, civil construction and furniture and has a promising application prospect.

The invention discloses a heavy load lifting type AGV (Automatic Guided Vehicle); a magnetic stripe is laid on the ground, a magnetic navigation sensor arranged on a vehicle frame transmit a sampled signal to an industrial wireless mobile communication module, the industrial wireless mobile communication module is arranged on the vehicle frame and can control a floating type steering wheel mechanism to drive along the magnetic stripe, and universal casters are arranged on the bottom of the vehicle frame to support the vehicle frame; an elevator is arranged in the vehicle frame, and a workbench is arranged on the elevator; batteries are arranged on the vehicle frame to provide electricity for the magnetic navigation sensor, the floating type steering wheel mechanism and the industrial wireless mobile communication module, the industrial wireless mobile communication module is electrically connected with the magnetic navigation sensor, the floating type steering wheel mechanism and the elevator separately, and the industrial wireless mobile communication module is controlled by a central scheduling system. According to the invention, the material conveying can be effectively, accurately and flexibly completed, the logistics automation is realized, the production efficiency is improved, and the production cost is reduced.

The invention relates to a method for controlling liquid drops by virtue of a micro-electromagnetic bar. According to the method, a micro-electromagnetic bar and a substrate which are subjected to super-hydrophobic surface treatment are taken as platforms based on competition of magnetic force, surface tension and gravity, the micro-electromagnetic bar is switched on or off so as to absorb and release magnetic bead-containing liquid drops on the surface of a super-hydrophobic surface, and the operations of transportation, fusion and mixing of the magnetic bead-containing liquid drops and the control of the separation between solid-phase magnetic beads and liquid-phase magnetic beads in the magnetic bead-containing liquid drops are finished by virtue of placement of the micro-electromagnetic bar or a liquid drop seating platform. According to the method for controlling the liquid drops by virtue of the micro-electromagnetic bar, the liquid drops can be rapidly and flexibly controlled, and the actual application and rapid development of a digital microfluidic technique are hopefully promoted.

The invention relates to a remote control operation system for rubber-type container gantry crane loading and unloading operation. The remote control operation system for rubber-type container gantrycrane loading and unloading operation is characterized in that a remote automatic control system is additionally arranged and comprises an automatic rubber-type container gantry crane equipment dispatching control management system, a remote management system, a remote control station and a video and voice dispatching management system, the remote control station is connected with the automatic rubber-type container gantry crane equipment dispatching control management system, the remote management system and the video and voice dispatching management system, the remote control station is provided with a remote control platform and a large truck monitoring platform, and the remote automatic control system is connected with a local computer and a local PLC through a remote computer and a remote PLC. The remote control operation system for rubber-type container gantry crane loading and unloading operation has the beneficial effects that on the basis that an existing rubber-type containergantry crane production operation system and an electronic control system based on the local PLC, the remote automatic control system is additionally arranged, a rubber-type container gantry crane does not need to be operated by a driver, and then the purpose of completing storage yard operation through remote control of the rubber-type container gantry crane is achieved.

The invention provides an application method of a logistic stacking machine. The logistic stacking machine includes a logistic package clamping device, a two-freedom-degree carrying device, and a logistic package conveying mechanism; the logistic package clamping device is fixedly connected to a lifting platform of the two-freedom-degree carrying device through an installation frame; the logistic package clamping device clamps a logistic package and allows the logistic package to complete upward or downward and forward or backward two-freedom-degree switching movement, the logistic package is conveyed to the logistic package conveying mechanism, and conveying of the logistic package is completed. The logistic stacking machine can rapidly and efficiently convey the logistic package, can minimize damage to the logistic package, and can convey the logistic package at a high quality.

The invention provides an incompressible fluid simulation analysis method based on an inter-belt finite element and a Lagrange coordinate. The incompressible fluid simulation analysis method comprises the following steps: dividing a computational domain [omega] of two-dimensional incompressible fluid into Ne units according to a traditional finite element mesh, wherein each unit is [omega i]; and constructing a displacement interpolation field of the unit [omega i], constructing a dynamic differential equation of the fluid according to the displacement interpolation field, and solving the dynamic differential equation to obtain each physical parameter of the fluid so as to carry out the kinematic analysis of the fluid. The invention is characterized in that the displacement interpolation field is constructed by utilizing an inter-belt finite element method, and the dynamic differential equation of the fluid is obtained on the basis of a descriptive method of the Lagrange coordinate. The descriptive method of the Lagrange coordinate is combined with the finite element method to solve a problem of the motion simulation of incompressible fluid, and the invention aims to improve the calculation efficiency and precision of analysis by utilizing the advantages of the high precision of the inter-belt finite element and convenience in lower boundary processing and good universality of the Lagrange coordinate.

The invention discloses a method for initializing a surgical instrument in hands of a surgical robot and a corresponding device and aims to solve technical problems of high time consumption, complexity in operation and low accuracy of a mode for calibrating the surgical instrument in the hands of the surgical robot in the prior art. The surgical instrument comprises at least one driving execution component, and any one of the at least one driving execution component comprises a motor and a transmission execution portion in mechanical connection with the motor. When any one of the at least one driving execution component is controlled to execute operations, the method includes: determining a practical movable range and an extreme movement position of the corresponding transmission execution portion; judging whether the practical movable range is smaller than a preset movable range of the corresponding transmission execution portion or not; if not, controlling the corresponding motor to drive the corresponding transmission execution portion to move to a preset initial position of the corresponding transmission execution portion according to the practical movable range and the extreme movement position.

The invention discloses a dangerous area multifunctional probe vehicle based on wireless control and video transmission. A lithium battery pack is arranged in the probe vehicle and is connected with drive motors of four wheels of the probe vehicle. The drive motors are connected with a motor drive circuit. The motor drive circuit is connected with a controller. The controller is connected with a wireless control module and a video wireless transmission module. The dangerous area multifunctional probe vehicle has the beneficial effects that the remote wireless control and data and image transmission are achieved through the wireless technology, the action of the arm of a master is collected through a three-dimensional electronic gyroscope to achieve accurate, easy and convenient operation on a mechanical arm, and complex actions are finished; and the dangerous area multifunctional probe vehicle can be used for conducting detecting, rescuing and danger eliminating in dangerous areas or areas not suitable for people to enter.

The invention provides a pelvic fracture microinvasive intramedullary fixation device and belongs to the technical field of orthopedic medical instruments. The pelvic fracture microinvasive intramedullary fixation device is used for performing intramedullary reduction fixation on the pelvic fracture. The following technical scheme is adopted: a pelvic intramedullary tunnel is designed in advance under pelvic CT three-dimensional reconstruction; a guide wire and a guide sleeve are fabricated according to the bending radian of the pelvic intramedullary tunnel; the pelvic intramedullary tunnel is drilled by use of a soft drill under the guidance of the pre-bent guide wire and the perspective of a C-shaped arm; a cambered intramedullary nail is implanted into the pelvic intramedullary tunnel along the guide wire and fastened and connected with the pelvis by use of fixing screws; after the fracture is cured, an opening is formed at the pubic tubercle and then the cambered intramedullary nail is taken out. The pelvic intramedullary fixation adopted by the pelvic fracture microinvasive intramedullary fixation device is the innovation of the pelvic fracture fixation surgery; the intramedullary fixation device and method are capable of realizing perfect reduction fixation of the pelvic ring and the acetabular fracture under the cooperation of direct sight and C-shaped arm irradiation, convenient to operate and firm in fixation; the operation time and the recovery time are greatly shortened, the treatment effect is improved and the pain of a patient can be alleviated.

The invention discloses a dual-arm robot movement control method under a non-linear condition of a driver. The method comprises the following steps that a track generating module outputs an expected movement track of a robot; the expected movement track is subtracted from the practical movement track to generate an error signal; the error signal is input into a dual-robot controller to generate a control torque signal; a smooth dead zone inverse module corrects the control torque signal. The corrected control torque signal is input into a dual-arm robot system to control a mechanical arm to operate object movement; the data of the dual-arm robot system is read. The invention also discloses a device for controlling object grabbing movement of the dual-arm robot under the condition that an input dead zone condition is not determined. According to the embodiment of the invention, the control torque signal of the dual-arm robot can be corrected, and the control precision of the dual-arm robot is improved.

The invention relates to the technical field of spectrum detection, in particular to an on-site multi-spot water-sample sampling device and a COD (chemical oxygen demand) content detection method. The device comprises a submarine-type armature device, a sampling device and a remote control device. The method comprises the steps of (a) preparation of equipment, (b) sampling, (3) multi-point sampling, wherein the step (b) is repeated until all samples in a sampling chamber are taken, (d) sample recycling and (e) spectrum detection. Accurate advancing information and position information of the submarine-type armature device can be obtained in a water body, the device is more convenient to operate and control, and the COD content distribution condition of the water body can be measured more accurately; multiple samples can be collected after the device is launched once, and the collection efficiency is high; the COD content of the water body can be quickly and accurately measured through spectra, and no second pollution is caused to the water body.

The invention is applicable to the field of video monitoring, and provides a camera remote control method, a device thereof and a system thereof. The method comprises the following steps of: searching cameras around a monitored point according to latitude and longitude coordinates of the monitored point; according to latitude and longitude coordinates of each camera around the monitored point and the latitude and longitude coordinates of the monitored point, calculating an angle between a direction of lens orientation monitored point of each camera around the monitored point and a camera lens reference orientation; according to the angle, calculating a preset point closest to the orientation monitored point in each camera around the monitored point; sending an instruction carrying the information of the preset point closest to the orientation monitored point to a tripod head of each camera around the monitored point, and controlling a lens of the camera to turn to the preset point closest to the orientation monitored point. According to the method, the device and the system, carrying out simultaneous fast, accurate, intuitive control on a plurality of cameras is realized, and control speed of monitoring personnel to the plurality of cameras is greatly raised.

Provided are an electric door/cover opening/closing actuator capable of being operated manually and an operating method thereof. The actuator comprises a motor, a driving wheel, a clutch wheel, a clutch disc and an electronic control module. The driving wheel is arranged on a rotating spindle of the motor, the clutch disc is disposed on the clutch wheel, and the driving wheel is meshed with the clutch wheel. The motor is electrically connected with the electronic control module. The electric door/cover opening/closing actuator capable of being operated manually is reasonable and compact in structure, has electric and manual door opening/closing functions, and can meet customers' different use habits. An electric mode or a manual mode does not need to be switched, and the electric door/cover opening/closing actuator is simple to operate and convenient to use and can be suitable for various application scenarios and have very high application value.

The invention relates to a stage capable of rising and falling at three levels. The stage comprises a hydraulic device, a supporting device, a guide device and a lifting device. First connecting plates and first supporting plates are distributed on the outer wall of a first supporting frame at intervals. A first hydraulic cylinder is hinged to each first connecting plate. The other end of each first hydraulic cylinder is hinged to a stand column. Second connecting plates and second supporting plates are distributed on the outer wall of a second supporting frame at intervals. A second hydraulic cylinder is hinged to each second connecting plate. Third connecting plates and third supporting plates are distributed on the outer wall of a third supporting frame at intervals. A third hydraulic cylinder is hinged to each third connecting plate. One side of a leveling hydraulic cylinder is connected with an oil inlet pipe, and the other side of the leveling hydraulic cylinder is connected with an oil conveying pipe. A first limiting stopper, a second limiting stopper and a third limiting stopper are correspondingly fixed to the lower portion of the first supporting frame, the lower portion of the second supporting frame and the lower portion of the third supporting frame respectively. The stage conditions are upgraded, the stage facilities are enriched, a flexible stage environment is provided for some special performances, and the ornamental value of the performances is increased.

To surely prevent the warp of a base board in carrying by generating a tensile force to the outside of the base board along a line orthogonal to the feeding direction of the base board as a component force of the torque of a roller in an inclination of a rotary shaft of the roller.This base board carrying device has a pair of roller trains 1 and 2 for sandwiching both side edges of the base board P from front and rear surfaces. The axis X of the rotary shaft of each roller 11 and 21 for constituting the roller trains 1 and 2 is inclined to the other side in the feeding direction of the base board P with respect to the line Y orthogonal to the feeding direction of the base board P.

The invention discloses a flat plate heat collector double-station automatic discharging stacker which comprises a portal frame, a production line support, a guide rail, a first heat collector carrying and clamping holding mechanism, a second heat collector carrying and clamping holding mechanism and a heat collector positioning mechanism, the heat collector positioning mechanism can conduct positioning on a heat collector in a carrying area, the first heat collector carrying and clamping holding device moves to the position above the production line support through a first sliding block seat and moves downward to clamp and hold the heat collector, and the heat collector is carried and placed in a transshipment area; meanwhile, the second heat collector carrying and clamping holding mechanism moves to the position above the production line support through a second sliding block seat and moves downward to clamp and hold the next heat collector which is carried and placed in another transshipment area. According to the flat plate heat collector double-station automatic discharging stacker, the safety and the reliability of the carrying of the heat collectors are guaranteed, the limitation of the width of the production line can be eliminated, the influence on the safe operation of the carrying mechanism can be eliminated, and the application range is wide. By means of the double-station carrying mechanism, higher productivity is achieved, and the production efficiency is greatly improved.

The invention provides a stacking machine. The stacking machine includes a logistics package clamping mechanism, a two-freedom-degree carrying device and a logistics package conveying mechanism; the logistics package clamping mechanism is fixedly connected to a lifting table arranged on the two-freedom-degree carrying device through an installation frame; the logistics package clamping mechanism clamps a logistics package and completes upward, or downward, or forward, or backward two-freedom-degree switching shift of the logistics package under the drive of the two-freedom-degree carrying device, and then the logistics package is carried to the logistics package conveying mechanism, and conveying of the logistics package is completed. The stacking machine can rapidly and efficiently carry logistics packages, can minimize damage to the logistics packages, and can convey the logistic packages with high quality.

The invention relates to a lifting appliance lens automatic tracking and control system. A camera lens assembly is arranged on a cloud deck assembly in the system, a cloud deck and a lens are respectively installed on and connected with a stepping motor, an embedded track controller is respectively connected with the cloud deck assembly and the camera lens assembly, and a manual manipulator is connected with the embedded track controller. The camera lens assembly collects target video, automatically controls variable focal length, and keeps video definition of a target lifting appliance. The cloud deck assembly controls and adjusts angle of pitch of the camera lens assembly, automatically tracks the lifting appliance, and keeps focusing. An embedded control chip is arranged on the embedded track controller, the camera lens assembly and the cloud deck assembly are automatically controlled by the chip, and video automatic tracking of the target lifting appliance is kept. The lifting appliance lens automatic tracking and control system can achieve the video automatic tracking and focal variable control on lifting appliances of large assembly and disassembly equipment, can automatically zoom along vertical movement of the lifting appliances, can continuously track image shooting, clearly displays lifting targets, brings convenience to accurately control the lifting targets, and completes safety assembly and disassembly work.

A heavy-load carrying manipulator for forging comprises a travelling mechanism, a displacement adjusting mechanism, a clamping mechanism and a power mechanism driving the clamping mechanism to act, wherein the clamping mechanism is arranged on the travelling mechanism through the displacement adjusting mechanism and moves with the travelling mechanism synchronously; the clamping mechanism is driven through the displacement adjusting mechanism to move in horizontal and vertical directions, so that the purpose that the clamping mechanism carries objects is achieved; a front small arm, a front connecting rod, a rear small arm, a rear connecting rod, a lower connecting rod and the like jointly constitute three parallelogram structures, the overall structural strength is greatly increased, and the heavy-load carrying manipulator is more stable and more reliable when driving a heavy load to move rapidly. According to the scheme, the accuracy and the rapidness of a system moving under the heavy load can be realized with the adoption of mechanical structure design and electro-hydraulic proportional control design; the manipulator is driven by a hydraulic system, and two modes of automatic operation and manual control can be realized.