35results about How to "Fast drive" patented technology

The invention provides a modular flexible reconfigurable robot system, which ensures that joint motors of modules with the same structure in a robot have the same CAN bus IP address and joint motors of modules with different structures have different CAN bus IP addresses. The structure detection module calls a corresponding control program by identifying the CAN bus ID of the to-be-recombined module, and generates a corresponding control instruction according to the control program to realize rapid driving of the to-be-recombined module; that is to say, the modular robot joints and the link interfaces thereof are adopted, so that the modular recombination of the robot in structure can be realized; the robot joint communication circuit adopting a universal interface can realize modular recombination of a robot on circuit topology and communication architecture; a communication system supporting automatic modular identification of the reorganized robot is adopted, and modular reorganization of the robot on control software can be achieved.

The invention discloses an electromagnetic repulsion switch with three opening modes. The electromagnetic repulsion switch comprises an arc extinguish chamber shell, a static contact, a moving contact, a corrugated pipe, a transmission rod, an electromagnetic repulsion mechanism, a bistable spring retainer and a hydraulic buffer. Wherein the electromagnetic repulsion mechanism is composed of an opening coil, a moving coil, a closing coil and discharging circuits thereof, the discharging circuit of each group of coils comprises a discharging capacitor, a thyristor and a fly-wheel diode, the upper end and the lower end of the discharging circuit are respectively connected with leads on the outer side and the inner side of each coil, and the discharging circuits are mutually independent. According to the electromagnetic repulsion switch provided by the invention, the corresponding thyristors can be controlled to switch different opening modes according to working conditions, so that the stress and charging and discharging requirements of the electromagnetic repulsion switch under a constant-speed opening working condition are reduced, and meanwhile, a single-capacitor constant-speed driving mode and a double-capacitor rapid driving mode can be used as a backup scheme or a rapid reclosing scheme; and the reliability and the mechanical life of the electromagnetic repulsion switch are obviously improved, so that the application range of the electromagnetic repulsion switch is wider.

The invention discloses a cross beam driving device of a high-precision plasma cutting machine, and relates to the technical field of plasma cutting equipment, the cross beam driving device comprises a machine tool and a cross beam main body slidably arranged on the machine tool, guide rails are fixedly arranged on the two sides of the machine tool, and magnetic suspension modules are arranged between the cross beam main body and the two guide rails; a guide structure used for guiding the beam body to move in the length direction of the guide rail is arranged on the guide rail, and a driving device used for driving the beam body to slide is arranged on the machine tool. The plasma cutting machine has the advantages that high-precision cutting operation of the plasma cutting machine can be considered, meanwhile, the plasma cutting machine can efficiently move to the position needing to be cut, and then the working efficiency of the plasma cutting machine is improved.

The negative-pressure low-temperature drying equipment comprises a cabinet body, a sealing door is hinged to the front side wall of the cabinet body through a hinge, a plurality of heating plates are arranged on the inner side wall of the cabinet body, a drawing plate is slidably connected to the lower side of the interior of the cabinet body, and a supporting frame is rotatably connected to the front side of the drawing plate through a rotating shaft; the upper side of the supporting frame is rotationally connected with a rotary drying device for conducting rotary drying on materials through a rotating shaft, two inclined driving devices for driving the rotary drying device are arranged on the rear side of the rotary drying device, and the inclined driving devices are arranged on the rear side of the interior of the cabinet body in a bilateral symmetry mode. The rotary drying device comprises a first rotary disc, a second rotary disc, a rotary rod, a rotary frame, a spring plunger, a material frame and an auxiliary roller. By means of the mode, materials can be continuously and evenly heated, water vapor in the cabinet body can be evenly absorbed, and the material frame can be rapidly locked to be taken and placed.

The invention relates to the technical field of medical instruments, and discloses a conveying and releasing assembly, a conveying and releasing device and a conveying and releasing system. The conveying and releasing assembly comprises a handle mechanism and a driving switching mechanism. The handle mechanism comprises a fixed handle and a rotating handle, mounting cavities are formed in the fixed handle and the rotating handle, a connecting section of the rotating handle is located in the fixed handle, a first sliding groove is formed in the rotating section, and an internal thread structure is arranged on the inner wall of the rotating section. The driving switching mechanism comprises a supporting body, a rotating part, a control part and a conveying part, the supporting body is arranged in the handle mechanism, the rotating part and the conveying part are both arranged on the supporting body, the rotating part is provided with an external thread structure which is in threaded connection with the internal thread structure, the control part is arranged on the conveying part, and an operation part of the control part is located in the sliding groove; the conveying release assembly can achieve switching between a slow release state and a quick release state through matched use of the handle mechanism and the driving switching mechanism. The conveying and releasing assembly is easy and convenient to operate, simple in structure and low in cost.

The light high-performance crawler-type platform suitable for the amphibious unmanned aerial vehicle is composed of the two racks, the control box and the two crawler-type walking mechanisms, and the structure is simple and compact. Through the design of a carbon fiber integrated rack and the optimization of a crawler-type walking structure, the land walking function and the flight function are efficiently coupled, and the lightweight design of the mechanism is achieved. The crawler belt adopts a middle convex meshing and clearance type bulge design, so that the road holding force and the obstacle crossing ability are improved, meanwhile, redundant structures are reduced, and the overall weight is reduced; the design of the inclined hollow machine arm gives consideration to light weight and stability, and an axial tensioning mechanism effectively avoids the falling risk. The platform has high stability, strong environment adaptability and operation flexibility, and is suitable for tasks of environment monitoring, disaster rescue and the like under complex terrains.

The water dolphin toy comprises a dolphin body, a propeller driving assembly, a rotating ball and a rotating device, the dolphin body comprises a dolphin head part and a plurality of tail section parts which are hinged in sequence, water floating structures are arranged in the tail section parts, the propeller driving assembly is arranged on the dolphin head part, and the rotating ball is arranged on the rotating device. The rotating ball is located at the mouth position of the dolphin head, and the rotating device is located in the dolphin head and can drive the rotating ball to rotate. And a balance iron rod is transversely arranged in the guinea pig head part, so that the driving stability can be improved. The toy is reasonable in structural design, the propeller driving assembly is adopted to replace a traditional fishtailing to provide power, the pushing force is large, the whole toy can rapidly run, and the toy fun is increased; the tail sections are movably connected and can dynamically swing along with fluctuation of waves, the simulation effect is good, and interestingness is achieved; meanwhile, the rotating device drives the rotating ball to rotate, and the entertainment of the toy is greatly improved.

The invention discloses an indoor and outdoor autonomous switching unmanned intelligent agent with a redundant propulsion system and a method, and belongs to the technical field of unmanned aerial vehicles. The indoor and outdoor autonomous switching unmanned intelligent body with the redundant propulsion system comprises an unmanned intelligent body main body, two propulsion rotors are arranged in each auxiliary propeller shell, and a main rotor is arranged in a flight opening; and a high-precision hydraulic turntable is mounted at one end of the auxiliary propeller shell. The problems that an existing multi-rotor unmanned aerial vehicle is difficult to position in an indoor GPS denial environment and poor in maneuverability in a narrow space are solved, the propelling rotors can provide lift force for maintaining the height by calculating the thrust distribution scheme of the propelling rotors, yawing, pitching and rolling moments are synthesized through differential thrust, the flight control right is taken over, and the maneuverability of the multi-rotor unmanned aerial vehicle is improved. An intelligent unmanned platform which can safely, autonomously and continuously operate at an environment boundary and a system state boundary is created, and the intelligent unmanned platform can autonomously fly in indoor and outdoor complex environments and has a fault-tolerant capability.

The application discloses a kind of vehicle-mounted glass dimming method and device, it is related to vehicle-mounted glass control technical field, method includes: using front-stage Boost circuit converts input direct-current power into fixed amplitude direct-current bus voltage;Receiving transparency instruction and analysis obtains target drive voltage effective value;Based on target drive voltage effective value and direct-current bus voltage, the modulation ratio of sinusoidal pulse width modulation control signal is calculated;According to the modulation ratio, using unipolar frequency multiplication SPWM mode generates drive signal, to drive the output modulation waveform of rear-stage full-bridge inverter circuit;After filtering processing, it is converted into sinusoidal alternating voltage and drives dimming glass.The application realizes stepless regulation of output voltage by software adjustment modulation ratio, eliminates the dimming delay caused by large-capacity capacitor charging and discharging;At the same time, unipolar frequency multiplication modulation is combined with voltage closed-loop feedback, output high-precision, low-harmonic sinusoidal alternating voltage, effectively avoids dimming glass flicker and liquid crystal molecule polarization damage.

The utility model discloses a speed changer of toy car, including speed changer body and drive arrangement, speed changer body includes driving rod, conversion subassembly, first gear train subassembly and second gear train subassembly, first gear train subassembly, conversion subassembly and second gear train subassembly are sequentially inserted on driving rod, the output of drive arrangement is connected with the input of driving rod, wherein, when first gear train subassembly is connected with conversion subassembly, driving rod drives first gear train subassembly to rotate, and first gear train subassembly is connected first output through first drive link, and speed changer is in acceleration state, when second gear train subassembly is connected with conversion subassembly, driving rod drives second gear train subassembly to rotate, and second gear train subassembly is connected second output through second drive link, and speed changer is in deceleration state. Children observe the rotation and switching process of gear intuitively in playing. Cultivate their interest in science and technology in the form of play.

The utility model discloses a numerical control metal piece, which relates to the technical field of numerical control machining, and comprises a metal piece body, thread grooves are formed in the triangles of the side wall of the metal piece body, screw rods are arranged in the thread grooves, rotating handles are fixed on the outer walls of the screw rods, bearings are arranged on the inner walls of the screw rods, and the bearings are arranged on the outer walls of the screw rods. A bearing is fixed to the top end of the metal part body and embedded into the inner wall of the abutting plate, a measuring sliding rod is fixed to the left side of the inner wall of the abutting plate, a butt-joint clamping groove is formed in the top end of the metal part body, a machine tool butt-joint rod is welded to the bottom end of the metal part body, and a rod shell is installed at the position of a middle shaft of the bottom end in the butt-joint clamping groove. The precise clamping mechanism is arranged in the metal piece, when the machined piece is installed, the axis of the irregular machined piece can be rapidly driven, the irregular machined piece can be rapidly positioned, precise butt joint with a machine tool is rapidly completed through the machine tool butt joint rod, and efficiency in the machining process is greatly improved.

The invention discloses a stirrer for producing and processing an insulating material, relates to the technical field of stirrers, and aims to solve the problems that in the material stirring process, due to the fact that the moisture content of the insulating material is low, the fluidity of the material is low in the stirring process, and newly added materials can only stay on the upper layer of the material; the stirring mechanism is arranged in the stirring bin, so that the stirred materials are non-uniformly mixed, a scraping plate is matched with a counterweight strip, and the inner wall of the stirring bin is scraped in the rotating process, so that the materials adhered to the inner wall of the stirring bin are scraped and then move towards the central position, and are stirred by the stirring mechanism; according to the stirring device, the extending bent plate of the scraping plate is warped to be in better contact with a material newly added into the stirring bin on the upper layer, so that the newly added material is rapidly driven, the stirring efficiency is improved, and the situation that the newly added material can only stay on the upper layer of the material under the condition that the water content of an insulating material is low, and consequently the stirred material is not uniformly mixed is prevented.

The utility model belongs to the technical field of injury nursing, particularly relates to a turning-over auxiliary support, and provides the following scheme aiming at the problems of inconvenience in driving a supporting plate to turn over and low operation efficiency in the prior art: the turning-over auxiliary support comprises a nursing bed body and a support plate fixed at the top end of the nursing bed body; the two turning-over adjusting plates both rotate in the support plate, and the two turning-over adjusting plates are arranged on the two sides of the top end of the support plate respectively; the two adjusting assemblies are arranged between the two turning-over adjusting plates and the support plate and used for driving the two turning-over adjusting plates to turn over. The two positioning assemblies are arranged on the two sides in the support plate correspondingly and used for positioning the two turning-over adjusting plates after the two turning-over adjusting plates are adjusted. The adjusting assembly is directly driven by pulling, use is convenient, operation is fast, the turning-over adjusting plate adjusted by the adjusting assembly can be positioned by the positioning assembly, and the working efficiency is improved.

The present invention discloses an electromagnetically driven pellet injector and method for plasma rupture protection. The injector solves the shortcomings of the existing pellet injection technology system, which is complicated and requires additional liquid helium cryogenic system assistance, and has the advantages of fast pellet injection speed, small space occupation, and the ability to inject multiple solid pellets at one time. The multiple pellets are injected into different areas of the plasma in the form of shotguns, which can greatly enhance the plasma rupture mitigation effect. The successful development of the electromagnetically driven pellet injector provides a more effective impurity injection tool for the plasma rupture protection research work on EAST, and also provides reference significance for similar research on future fusion reactors.

The utility model discloses a kind of for photovoltaic frame rotary disc spraying process's auxiliary mounting device, it is related to photovoltaic frame processing technical field.The utility model includes section bar positioning frame and is installed in the track side of spraying line turnover frame, turnover frame includes the seat plate of strip board body, the rear side of seat plate is fixed with the parallel distribution pivot of seat plate, the both ends of pivot are connected with the rotary cylinder of the dislocation of seat plate, seat plate front side is horizontally fixed with walking cylinder.The utility model can drive section bar positioning frame and hook body synchronous movement by walking cylinder, in synchronous movement process, the design of section bar positioning frame can realize the quick movement between section bar and hook body, to realize quick mounting, by the design of turnover frame, walking cylinder and section bar positioning frame can be controlled to overturn at certain angle, avoid the interference problem of section bar and hook body after mounting, facilitate the operation of staff, improve work efficiency.

The invention discloses a power operation handle of an outboard outboard engine for controlling a ship, and relates to the technical field of outboard outboard engines for controlling ships. Comprising a handle, a shell, handle side covers, a bottom cover, an M aviation plug, a PCB control board, a rotating shaft sealing ring, a shell sealing ring, an oil seal, a rotating shaft, a positioning column and a thin nut, the handle is connected with the handle side covers, the handle side covers are arranged on the two sides of the shell, the bottom cover is fixed to the bottom of the shell, the M12 aviation plug is arranged on the bottom cover, and the handle is fixed to one end of the rotating shaft through the thin nut. The other end of the rotating shaft is connected with a positioning column in the shell, the rotating shaft is further matched with the bottom of the handle through a rotating shaft sealing ring, the shell is connected with the handle in a sealed mode through a shell sealing ring, and a PCB control panel is arranged below the rotating shaft and is in control connection with the M aviation plug and the rotating shaft. The system is reasonable in design, can achieve the precise control of on-hook equipment or other equipment, and improves the operation convenience and accuracy.

This utility model provides a drilling device for planting sea buckthorn in the desert. A mounting beam is provided in front of the movable base, and a slide rail extending along its length is provided on the mounting beam. A slide block is slidably assembled along the slide rail, and a drill is mounted on the slide block. The drill rod of the drill extends along the length of the mounting beam. A drive component is disposed inside the slide rail. One end of the drive component is hinged to the inner wall of the slide rail, and the other end is connected to two sets of traction lines through the mounting base. One set of traction lines passes from the lower end of the mounting beam and connects to the lower part of the slide block, while the other set of traction lines passes from the upper end of the mounting beam and connects to the upper part of the slide block. Through the cooperation of the drive component and the traction lines, the slide block can slide rapidly, thereby driving the drill to drill efficiently. Using traction lines for driving reduces the length of the mounting beam, thus ensuring the miniaturization of the equipment. Furthermore, the traction lines can precisely drive the drill, ensuring the accuracy of the drilling depth and greatly improving planting efficiency and drilling precision.

The invention relates to a hybrid driver based on an intelligent material. The hybrid driver comprises a fixed support, a PAM driving module, an SMA driving module and a switching device. The fixing support is composed of an upper-layer support and a lower-layer support, the SMA driving module and the switching device are installed on the upper layer, and the PAM driving module is installed on the lower layer. The PAM driving module comprises an extension type PAM, a pneumatic proportional valve and an air compressor; the SMA driving module comprises three same SMA wires, a front end fixed pulley, a rear end fixed pulley, a fixing device A, a fixing device B, a front end spring, a rear end spring, a nylon rope, a steel wire rope and a power supply; the switching device comprises a guide rail sliding block mechanism, a fixing device B, a fixing device C, a front end spring, a rear end spring, a nylon rope, a steel wire, a pneumatic push rod, a two-position five-way electromagnetic valve and a connecting device. And the switching device is connected with the PAM driving module and the SMA driving module. According to the invention, the large-range movement of the driver is realized through a PAM driving mode.

The utility model provides a kind of storage space adjustable cabinet, belong to cabinet technical field, including adjusting mechanism, adjusting mechanism includes ground cabinet and the cabinet door one symmetrically hinged in its opening both ends, the upper end of ground cabinet is slidably connected with platform, the side of platform close to ground cabinet opening both ends is hinged with cabinet door two, cabinet door two is slidably connected with the sliding slot set on the same end adjacent cabinet door one, platform is also provided with the lifting assembly for lifting itself, adjusting mechanism further includes the fixed seat being set in the inner chamber of cabinet door one middle part, the both sides of fixed seat are rotatably connected with bearing plate, the sliding mouth being set on the outer side end of bearing plate is slidably connected with support plate.The utility model is through the linkage of volume dynamic adjustment and support separation structure, both can adapt to the storage demand of different kitchen utensils, can be stored by subcell, improve space utilization, can separate the internal space of cabinet into multiple different shapes independent lattice.

The invention relates to the field of printer configuration, and particularly provides a printer drive ppd automatic configuration method, which comprises the following steps: when a printer configuration event is triggered, obtaining printer equipment information; acquiring ppd configuration information from a printer server according to the equipment information and the operating system information; adding a corresponding printer through the acquired ppd configuration information; after printer adding is completed, printer information collected in the adding process is recorded; and executing a system restarting prompt, and displaying peripheral printer information. The problem that in special printer drive configuration in the prior art, ppd information configuration accuracy cannot be guaranteed is solved.

The present invention discloses a full-process nucleic acid detection chip based on EWOD and its application, the chip comprises: SiO 2 Support plate, SiO 2 glass, a dielectric layer, a first Teflon hydrophobic layer, a support layer, a second Teflon hydrophobic layer and an ITO glass layer; a magnetic bead nucleic acid extraction zone and a dual-temperature zone nucleic acid amplification zone are formed between the first and second Teflon hydrophobic layers; the magnetic bead nucleic acid extraction zone includes: a lysis chamber, a first washing chamber, a second washing chamber and an elution chamber; the dual-temperature zone nucleic acid amplification zone includes: a low-temperature constant temperature zone and a high-temperature constant temperature zone; SiO 2 The glass is provided with interdigital electrodes and EWOD driving electrodes, and the droplets circulate and move in the low-temperature constant temperature zone and the high-temperature constant temperature zone to achieve amplification. The present invention integrates electrolysis, magnetic bead nucleic acid extraction, EWOD droplet drive and dual-temperature zone constant temperature control, has the advantages of short detection time, low cost and small size, and has good application prospects in the field of PCR detection.

The application relates to a temperature control method and device, electronic equipment, a storage medium and a program product, relates to the technical field of industrial temperature control, and can improve the steady-state precision and anti-disturbance capability of temperature control. The method comprises the following steps: in response to the reception of a target temperature of a target object, in each control period, updating a state observation result of a previous control period according to a measured temperature of the target object in the current control period and a target control amount of the previous control period, to obtain a state observation result comprising temperature observation information and temperature disturbance information of the current control period; determining target state information of the current control period according to the target temperature and target state information of the previous control period; determining a target control amount of the current control period according to the difference between the target state information and the temperature observation information of the current control period and temperature disturbance information of the current control period; and controlling the target object to adjust the temperature according to the target control amount.

The utility model belongs to but is not limited to IPM technical field, especially intelligent IPM power module device, intelligent IPM power module device includes lead frame, and lead frame includes multiple base island, multiple pin, high voltage pin VBw, VBv, VBu set up in one side of lead frame, and low voltage pin is symmetrically set up in the other side of lead frame, the other side of lead frame still is provided with overtemperature protection pin and overcurrent protection pin, the utility model discloses high voltage pin and low voltage pin separate two sides, avoid high voltage and low voltage pin in the same side, improve the module volume owing to the insulation electrical clearance, under the same volume, the utility model increases overtemperature, overcurrent protection function.

The invention discloses a preparation method for constructing a reed inner membrane hydrogel composite bionic driving material based on ink-jet printing patterning. The preparation method comprises the following steps: performing ink-jet printing treatment on a reed inner membrane; the preparation method comprises the following steps: adding N-isopropylacrylamide, N, N-methylene acrylamide and 2-hydroxy-4 '-(2-hydroxyethoxy)-2-methyl propiophenone into a nano clay aqueous solution, and mixing to obtain a hydrogel pre-polymerized solution; and placing the ink-jet printed reed inner membrane on a glass sheet, adding the hydrogel prepolymerization liquid, covering and sealing the glass sheet, placing the glass sheet in ice water, and carrying out photopolymerization to obtain the reed inner membrane hydrogel composite bionic driving material. Pigment ink is printed on the surface of the natural reed inner film by an ink-jet printer for patterning, then the pigment ink and the poly (N-isopropylacrylamide) hydrogel quickly form a firm mechanical interlocking structure, the binding force is high, and the method is simple; and the driving material has excellent photo-thermal conversion efficiency, mechanical property and pattern construction capability, so that rapid driving, super-power driving force and various complex bionic driver designs are realized.

The utility model relates to the technical field of crude heparin sodium production, in particular to cooling storage equipment for crude heparin sodium production, and solves the problems that in the prior art, due to the influence of external force or external environment factors, no effective means is provided for limiting a bottle in the equipment, and the production efficiency is low. And the problem that the bottle falls down in the equipment due to the influence of external force, so that the interior of the equipment is polluted is solved. The cooling storage equipment for crude heparin sodium production comprises a storage box, one side of the storage box is rotationally connected with a heat preservation door, through grooves are formed in the two sides of the outer wall of one side of the storage box, and cooling devices are installed in inner cavities of the through grooves. The situation that raw materials in the bottles are polluted due to scattering caused by large-amplitude shaking due to the influence of external force is avoided, the stability of the storage bottles in the storage box is guaranteed, the risk of falling down is reduced, and the storage quality of the crude heparin sodium raw materials is guaranteed.