49results about How to "Move fast" patented technology

An optical element driving mechanism includes a fixed part, a movable part, a driving assembly, and a first counterweight element. The movable part and the fixed part are arranged along an optical axis. The movable part is movable relative to the fixed part. The driving assembly is configured to drive the movable part to move relative to the fixed part. The first counterweight element is fixedly connected to the fixed part. The driving assembly is disposed on the first counterweight element.

The invention aims to provide a wide-range methanol / diesel oil dual-fuel injector with high injection stability, and belongs to the field of engines. A methanol injection control multi-way electromagnetic valve assembly is installed in the diesel oil connector body, a diesel oil injection control electromagnetic valve assembly is installed in the injector intermediate body, an oil way stop valve assembly is installed in the cone valve body, multi-position nested needle valve assemblies are installed in the inner needle valve intermediate body and the nozzle body, and a high-pressure methanol connector is installed on the side of the methanol connector body. A high-pressure diesel connector is installed on the side of the diesel connector body. According to the methanol / diesel oil dual-fuel independent injection system, methanol / diesel oil dual-fuel independent injection can be achieved, the methanol injection working condition range can be remarkably widened, the injector needle valve response characteristic is improved, the oil return amount is reduced, and then the methanol injection stability is improved; and various injection modes such as methanol micro-injection, diesel injection and methanol large-flow shoe-shaped injection can be realized.

The invention discloses a quartz ring processing and positioning device and method, and aims to overcome the defects of low working efficiency and high cost when positioning of a quartz ring is realized in a wax sticking and fixing manner. The device comprises a positioning disc and a plurality of adjusting blocks arranged at intervals in the circumferential direction, the adjusting blocks are arranged in a radial moving mode, a vacuum adsorption groove is formed in the surface of the positioning disc, an air suction pipe communicated with the vacuum adsorption groove is connected to the positioning disc, a quartz ring is supported on the positioning disc, the ends of the adjusting blocks abut against the edge of the quartz ring, and the quartz ring covers the vacuum adsorption groove. The quartz ring machining and positioning device can clamp and position quartz rings of various specifications, and is high in positioning operation efficiency and low in cost.

This utility model discloses a screening device for plastic granule production, relating to the field of plastic granule screening devices. The device includes a main support and side frames. A vibrating screen frame is inclinedly mounted on the upper side of the main support, with a fixed feeding hopper above it. The vibrating screen frame contains a material trough and a screen. A first collecting frame is located below the screen within the main support. An inverted conical moving frame is slidably configured within the vibrating screen frame. A motor on the side frames drives the moving frame to move via a rotating wheel and connecting rod. Sensor probes are embedded in the side plates of the vibrating screen frame. This device evenly spreads granules through the dynamic displacement of the moving frame. Combined with sensor probe monitoring and motor-driven control, it avoids screen accumulation and improves screening efficiency and accuracy.

This invention provides a perovskite solar cell and its fabrication method. The fabrication method of the perovskite solar cell includes the following steps: forming a first electrode layer on one side surface of a substrate; and forming NiO on one side surface of the first electrode layer using a magnetron sputtering process. x The layer uses a nickel oxide target. During magnetron sputtering, oxygen is introduced into the magnetron sputtering chamber at a flow rate of 4.5 sccm to 15 sccm and a temperature of 100°C to 140°C. The aforementioned NiO... x The layer preparation method facilitates the doping of oxygen molecules into the nickel oxide film, thus achieving the desired oxygen doping level without the need for excessive oxygen introduction, and enabling precise control of NiO. x The oxygen content of the layer; the low oxygen content in the magnetron sputtering chamber can prevent NiO. x Excessive oxygen doping in the NiO layer ensures the photoelectric conversion efficiency of the perovskite solar cell; the aforementioned NiO x The layer preparation method also improves the uniformity of oxygen distribution within the magnetron sputtering chamber, thereby enhancing the NiO content. x The uniformity of oxygen doping in the layer improves the performance uniformity of perovskite solar cells.

The present application relates to the technical field of grading machine, propose a kind of carbon powder special grading machine, including grading cylinder, the outer surface of the grading cylinder is sequentially installed with exhaust port and air inlet from top to bottom, and tangential with the outer surface of the grading cylinder, the front of the air inlet is installed with fan, the top of the grading cylinder is fixedly installed with support cylinder, the side of the support cylinder is installed with feed inlet, the top of the support cylinder is installed with motor.The device can produce up and down vibration when the distribution disc rotates, the material in the "distribution area" is vibrated and scattered, the material with smaller quality is gradually moved to the upper layer, and the material moved to the upper layer can be horizontally moved to the outside of the distribution disc through the support plate and the vertical plate, while the material with larger quality is directly vertically downward through the discharge port, increasing the gap between the two materials, so that the material with smaller quality can be quickly separated, thereby realizing the function of improving the grading efficiency of the device.

The utility model provides a kind of rainfall simulation device for testing the waterproof performance of lamps and lanterns, it includes rack, tray and water supply system, rack is equipped with support slide bar and driving rod, driving rod is arranged with several coils, support slide bar is slid with rainfall seat, rainfall seat is equipped with the driving magnet matched with coil, rainfall seat is arranged with several drain holes, tray is below drain hole, tray is used to place the lamps and lanterns to be measured, water supply system is connected with drain hole pipeline, so that rainfall output falls on lamps and lanterns, at this time, coil is used to drive driving magnet to drive rainfall seat to shake and simulate wind and rain environment, and driving magnet drives rainfall seat to move and adjust position;The utility model belongs to the technical field of lamps and lanterns testing equipment.

This utility model relates to the field of cashmere combing and discloses a stable feeding structure for a cashmere combing machine. The structure includes a middle plate, a support plate fixedly connected to the top of the middle plate, a side plate fixedly connected to the top of the support plate, a side motor fixedly connected to one side of the side plate, and a rotating roller connected to the output shaft of the side motor via a coupling. This stable feeding structure for the cashmere combing machine, through the arrangement of the middle plate, support plate, side plate, side motor, rotating roller, conveyor belt, soft rubber plate, rotating plate, directional motor, clamping frame, lifting sleeve plate, rear rubber pad, lifting support plate, front rubber pad, and lifting side column, makes the stable feeding structure of the cashmere combing machine more convenient to use. It can stably feed cashmere combing machines of different heights, adapting to cashmere combing machines of varying heights, improving the overall structural adaptability to the environment, and reducing subsequent operating costs.

The application discloses a miniature circuit breaker, which comprises a circuit breaker shell, an L-pole contact assembly and an N-pole contact assembly, the circuit breaker shell contains and separates the L-pole contact assembly and the N-pole contact assembly; wherein the N-pole contact assembly comprises an N-pole moving contact and an N-pole static contact, the N-pole static contact is provided with a first contact surface for the N-pole moving contact to contact; the N-pole moving contact further comprises an N-pole moving contact arc leading angle, the first end of the N-pole moving contact arc leading angle is obliquely arranged, and the first end and the first contact surface form a Laval nozzle; when the N-pole moving contact is in a breaking position, the distance between the N-pole moving contact and the N-pole moving contact arc leading angle is smaller than the distance between the N-pole moving contact and the N-pole static contact; and the application has the characteristics of good N-pole arc extinguishing effect.

The application discloses a contact assembly and nanocrystalline relay and relates to the technical field of relays; the application comprises an insulating frame, two static sheets are arranged on the insulating frame, and static contacts are arranged on the static sheets; a movable plate is slidably arranged on the insulating frame, a dynamic sheet is arranged on the movable plate, two dynamic contacts are arranged on the dynamic sheet; a differential mechanism comprises a frame fixed to the insulating frame, first guide rods and second guide rods are rotatably penetrated into opposite inner walls of the frame; the force generated by an electromagnetic component does not directly act on the dynamic sheet, the differential mechanism is arranged, two-stage speed increase is realized by the differential mechanism, the moving stroke of the dynamic sheet is greater than the moving stroke of the first rack driven by the electromagnetic component, and the moving speed of the dynamic sheet is faster than the moving speed of the first rack driven by the electromagnetic component during the closing or breaking process; the separation speed and the breaking distance are increased, the contact breaking force is sufficient, the generation of electric arc is reduced, and therefore the practicability is improved.

The application discloses a zero-loss deep current-limiting protection device, and relates to the technical field of protection devices.The device comprises a base, a control cabinet is arranged on one side of the top end of the base, a plurality of protection devices are arranged on one side of the control cabinet, and a refrigeration mechanism is arranged in the control cabinet.The refrigeration mechanism comprises a gas feeding pipe, a refrigeration device, an arc-shaped pipe, a flow guide pipe, a guide plate and a partition plate, the refrigeration device is arranged at the bottom end in the control cabinet, and the gas feeding pipe is arranged at the bottom end of the refrigeration device.The protection device comprises a fixing seat, a quick circuit breaker, a cylinder-type converter and a current-limiting reactor, the bottom end of the fixing seat is in contact with the top end of the base, and the quick circuit breaker is fixedly connected to the top end of the fixing seat.The zero-loss deep current-limiting protection device can guarantee the cooling effect, reduce the influence of liquid water on internal elements, and can complete the closing and opening operations in a short time because the vortex disc force direction is coaxial with the moving contact movement direction.

The utility model relates to the field of plastic recycling, concretely relates to a cleaning and rinsing device for plastic recycling, which comprises a draining pool, a rack is arranged outside the draining pool, overflow openings are arranged on the two sides of the draining pool, a motor body is arranged on one side of the upper end of the front face of the draining pool, a driving gear is arranged on the back of the motor body, a transmission belt is arranged outside the driving gear, a driven gear is arranged on the upper end of the transmission belt, and a rubbing roller is arranged on the back of the driven gear. The utility model drives the driving gear, the transmission belt and the driven gear by the motor body, so that the rubbing roller rotates, material movement and rolling cleaning are realized, at the same time, the driving gear drives the main shaft and the half gear to rotate, the half gear alternately engages the upper gear and the lower gear, the upper curved arm rod, the pushing shaft, the lower curved arm rod and the water scraping strip are driven to act respectively, the pushing shaft accelerates material movement, and the rubbing efficiency is improved.

This invention relates to the field of ship cleaning technology, and more particularly to an integrated speedboat cleaning and self-floating device. The support frame of this invention has a U-shaped frame structure; a pontoon is installed on each of its lower two sides, bearing the weight of the equipment and providing buoyancy when floating; an inwardly inclined support frame is installed on each of the lower two sides of the support frame to support the bottom of the speedboat; at least three vertical electric actuators are evenly distributed on each of the upper two sides of the support frame; the electric actuators are connected to an electrical box on the shore; a horizontal rail is installed above each of the electric actuators on both sides; multiple reciprocating brush plate mechanisms are installed in the middle of the circular rail; the two ends of the circular rail are slidably connected to the horizontal rails on both sides, allowing it to slide back and forth along the horizontal rails; fixed brush plate mechanisms are installed on the horizontal rails. The technical solution of this invention solves the problems of low efficiency and high labor consumption in manual cleaning, difficulty in guaranteeing the cleaning effect of machine cleaning, and the limited cleaning range of robot cleaning in a single operation in the prior art.

The present application belongs to the technical field of radiotherapy equipment, and particularly relates to a multi-leaf collimator, a radiotherapy equipment and a control method, system and storage medium thereof. Through mechanical structure and system construction, the present application realizes collaborative design based on superconducting magnetic suspension technology and non-contact driving and high-precision control, breaks through the bottleneck of mechanical friction and response delay of the traditional multi-leaf collimator, and realizes accurate regulation and control of the target dose distribution in FLASH radiotherapy - through real-time matching of the leaf motion trajectory and the dose rate (such as synchronously increasing the dose rate when the leaf quickly sweeps through the target area), and dynamic correction of the deviation by the dose inversion algorithm calculated in real time in combination with the Monte Carlo algorithm, finally the target area conformability is improved and the normal tissue irradiation dose is reduced. The system provides core equipment and algorithm support for the clinical transformation of ultra-high dose rate radiotherapy, and has important popularization value in the field of precise tumor radiotherapy.

The utility model discloses a kind of ultra-high purity composite structure stainless steel pipes for semiconductor, it is related to semiconductor material conveying technical field, including outer layer base pipe and inner layer cladding pipe arranged in outer layer base pipe, vacuum insulation layer is arranged between outer layer base pipe and inner layer cladding pipe, and the outside of outer layer base pipe is provided with protective layer, and the outside of outer layer base pipe is provided with suction hole. The ultra-high purity composite structure stainless steel pipe for semiconductor, the performance and economy are considered, only in the inner layer using expensive VIM+VAR grade material with medium contact, thickness is thinner;Outer layer uses ordinary 316L material pressure, substantially reduces raw material cost, and the cost performance is extremely high;Double protection ultra-high purity: vacuum insulation layer effectively prevents the impurities in outer layer base pipe from migrating to inner layer flow passage by grain boundary diffusion and other ways, can also isolate the pollution of external environment to inner layer flow passage, and reliability is far more than single material pipe.

This invention relates to the field of LCD display manufacturing technology, specifically to an automatic stacking device for LCD display production. The device includes a base and a receiving frame. The receiving frame is fixedly installed on the upper surface of the base, and its upper surface is open. A placement plate is horizontally fixedly installed in the middle section inside the receiving frame. By incorporating stacking components and a feeding mechanism, this invention not only reduces impact damage to some displays caused by feeding from a fixed height, but also prevents stacked displays from exceeding the receiving frame and affecting stacking stability. By setting a limiting mechanism one, it simultaneously presses against both sides of the stacking group to prevent some outer frame sides from protruding or shifting during stacking, thus affecting the stacking stability of the upper displays and improving stacking stability. By setting a limiting mechanism two, it simultaneously presses against the front and rear ends of the stacking group to reduce the deviation of the front and rear ends of the stacking group from protruding displays that affect the stacking stability of the upper displays, further improving display stacking efficiency.

The invention provides a needle bar driving device, and relates to the technical field of sewing machinery, a needle bar is mounted on a driving arm, and the driving arm and the needle bar are relatively fixed on the axis of the needle bar through two check rings; the driving arm is provided with a notch used for containing the needle rod to rotate, the driving arm is provided with protruding blocks in an upward protruding mode and a downward protruding block in a downward protruding mode, the two check rings make contact with the arc-shaped faces of the protruding blocks respectively, and therefore different angles are allowed to be formed between the needle rod and the driving arm, and the needle rod conducts conical swing relative to the driving arm. During working, a driving arm of the up-down driving mechanism drives the needle rod to slide relative to the upper sleeve, and the swing driving mechanism drives the needle rod to perform conical swing by taking the upper sleeve as a rotation center, so that the needle rod simultaneously performs reciprocating up-down translational motion and conical swing; compared with a traditional cross universal joint structure, the structure is smaller in size, lighter in weight, smaller in motion inertia and capable of achieving higher motion speed.

The present application relates to the technical field of climbing structure, and particularly relates to a tower drum climbing robot structure for wind power tower cleaning, which comprises a plurality of moving bodies distributed in the circumferential direction of a tower drum and a pull rope located between two adjacent moving bodies, a winding motor and a winding roller are arranged on the moving body, the winding motor is used for providing power for the winding roller, and one end of the pull rope is wound on the winding roller; by adopting the mode of reducing the diameter of the circle where the moving bodies are located, and cooperating with the active movement of the moving body, the moving body can stably move on the conical outer wall of the tower drum, the moving body is prevented from sliding, the limiting function of the moving body is realized, the safety of the moving body during climbing is improved, the demand for the interaction force between the moving body and the tower drum is reduced, the friction of each structure inside the moving body is reduced, the movement and travel of the moving body are more convenient, energy consumption is reduced, and the moving speed of the moving body is improved.

This invention discloses a die bonder track control system and its control method. The control system includes: a track, a linear motor, an electromagnetic gripper, a fiber optic sensor, and a control unit. The linear motor is positioned above the track and can move linearly along the track path. The electromagnetic gripper is mounted on the linear motor and is used to fix the substrate so that the substrate moves with the linear motor. The fiber optic sensor is located on or on the side of the track and is used to detect the reference position of the substrate on the track. The track also has a dispensing station and a die bonder station. The distance between the dispensing station and the die bonder station and the front end of the track is greater than the distance between the fiber optic sensor and the front end of the track. The control unit is electrically connected to the linear motor, the electromagnetic gripper, and the fiber optic sensor. By using a combination of linear motor, electromagnetic gripper, and fiber optic sensor to replace the traditional combination of stepper motor, belt, and photoelectric sensor, the high positioning accuracy and high conveying efficiency of the substrate required by the die bonder are achieved.

The invention relates to the technical field of brakes, in particular to an electronic mechanical braking device with a self-reinforcement structure. Comprising a shell, the shell is detachably installed on a brake caliper body and detachably connected with a cover body, a motor is installed in the shell, an output shaft of the motor is fixedly connected with a transmission shaft, the cover body is rotationally connected with a butt joint shaft, a composite transmission mechanism is arranged between the transmission shaft and the butt joint shaft, and the composite transmission mechanism is used for transmitting the transmission shaft and the butt joint shaft. The position, away from the cover body, of the butt joint shaft is fixedly connected with a sleeving shaft barrel, and the sleeving shaft barrel is in spline connection with a transmission piece. The transmission mode between the transmission shaft and the butt joint shaft is changed, the brake pad and the brake disc are rapidly attached through the low transmission ratio, then the rotating speed is reduced through the high transmission ratio, the torque is increased, the friction force between the brake pad and the brake disc is increased, and therefore in the braking process, the moving speed of the brake pad is increased, and the braking response speed is increased.

The application discloses a multi-electrode pixel structure, a pixel driving method, a display screen and a display device. The multi-electrode pixel structure comprises a substrate and at least three sub-electrodes, the at least three sub-electrodes are arranged on the substrate, an isolation belt is formed between two adjacent sub-electrodes, the isolation belt divides the substrate into at least three areas, and the isolation belt has the same opening direction; and the at least three sub-electrodes drive ink to move along the opening direction of the isolation belt according to a progressive driving voltage. The ink of the pixel is progressively driven to move by the plurality of sub-electrodes, so that the moving direction of the ink is consistent, the ink is prevented from being broken, and the moving speed of the ink is improved.

The application discloses a double-cone DNA chain-shaped magnetic micro-robot structure and a driving method. The micro-robot comprises a chain-shaped main body extending along a central axis, the chain-shaped main body is composed of two spiral main chains and a transverse connection sequence, the transverse connection sequence connects the two spiral main chains into a DNA chain-shaped structure, and an envelope circumscribing the micro-robot main body structure is double-cone-shaped. A magnetic functional layer and a biocompatible layer are sputtered on the outer surface of the micro-robot in sequence. The magnetic functional layer is magnetized to form a fixed magnetization direction with a preset misalignment angle with the central axis, so that the micro-robot can realize spiral propulsion under the action of an externally applied uniform rotating magnetic field. The propulsion direction can be switched by changing the rotating axis angle of the rotating magnetic field, so that the tail part can be used as the head part for propulsion in the return process, and the whole turning operation is avoided. The structure takes into account the drag reduction and attitude stability, and is suitable for micro-fluidic control and biomedical scenes.

The utility model relates to the field of coke tower bottom cover machines, in particular to a sliding block guide device for a bottom cover machine, and aims to solve the problems of long cover closing time, low efficiency and inaccurate positioning in the alignment process of a flange cover and a feeding nipple in the prior art. The device comprises a plurality of sliding block assemblies, a positioning sleeve assembly and a positioning supporting rod assembly. The sliding block assembly is fixed to the supporting base and connected with the flange cover and comprises a self-lubricating thrust washer, a fixing bolt, a through hole and a dustproof washer, and the flange cover is allowed to move in the horizontal plane. The positioning sleeve assembly is arranged on the periphery of the feeding nipple and composed of a conical sheath, a fixing block and a limiting block, and stable installation is ensured. The positioning supporting rod assembly is fixed to the periphery of the flange cover and provides movement allowance and protects the power assembly. By means of the design, the flange cover can be automatically corrected to the concentric position even if deviation exists when the flange cover is closed, and it is guaranteed that when the coke tower and the feeding short section deviate from the initial position, the bottom cover machine cover closing can still be completed.

This utility model discloses a pressing and nailing assembly for automotive headlight assembly, including a bracket, a six-axis vertical multi-joint industrial robot, and a fixing plate. The bracket is used to install on the required processing table, and a top plate for fixing is welded to the top of the bracket. This utility model utilizes the flexible motion trajectory and high motion speed of the six-axis vertical multi-joint industrial robot, which can quickly and accurately drive the pressing mechanism to complete the pressing action, gradually improving the assembly efficiency of automotive headlight pressing and making it suitable for large-scale production needs. When the concave frame is driven by a cylinder to move the jaws, the two sets of connecting pins on the jaw surface slide along the guide holes of the positioning frame with the sliding wheels, achieving precise constraint of the pressing trajectory, effectively avoiding pressing deviation, uneven force, and other problems, and significantly improving the consistency and pass rate of automotive headlight assembly. The pressure gauge on the pressing air control box can display pressure data in real time, making it easy for operators to keep track of the equipment's operating status.

The multifunctional fire rescue waist axe comprises an axe handle and an axe head, the axe handle comprises a first holding portion and a second holding portion, the upper portion of the first holding portion is hinged to the upper portion of the second holding portion, the axe head comprises a claw cone and an axe head body, and the claw cone is connected with the upper end of the first holding portion. The axe main body is connected with the upper end of the second holding part, and locking pliers are formed between the first holding part and the second holding part; the auxiliary tool is installed at the lower end of the axe handle through a detachable structure, the auxiliary tool and the waist axe can be used independently, rescue efficiency can be improved, in addition, when the auxiliary tool is damaged or needs to be replaced with other tools, the auxiliary tool can be directly replaced, the whole waist axe does not need to be disassembled and reformed, tool preparation time is greatly shortened, and work efficiency is improved. And the rescue working efficiency is further guaranteed. The multifunctional tool also has multiple functions of an axe, a wrench, a screwdriver, a claw cone, a lock wrench and the like, and is suitable for different requirements of rescue sites.

The application discloses an intelligent robot arm control system and method based on an Internet of Things, relates to the technical field of equipment control, and comprises an equipment operation test and optimization module, a historical task information analysis module, an information comparison module and an abnormal early warning processing module. The equipment operation test and optimization module is used for performing equipment operation test on the intelligent robot arm and performing test optimization. The historical task information analysis module is used for predicting the time required by the intelligent robot arm to complete a current object grabbing task, which is recorded as a grabbing prediction time. The information comparison module is used for collecting load information of a current object to be grabbed, judging a range in which the load of the current object to be grabbed is located, and calling test information, which is recorded as a temperature rise test time. The grabbing prediction time and the temperature rise test time are compared. When the grabbing prediction time is greater than the temperature rise test time, the abnormal early warning processing module is used for predicting that there is a risk of object falling and performing abnormal early warning, so that the probability of failure of the robot arm operation task is reduced.

This invention relates to a mechanical device, and more particularly to an underwater biomimetic jellyfish robot. The purpose of this invention is to provide a biomimetic jellyfish marine exploration robot with high speed and flexibility, capable of turning corners. The specific structure includes a head propulsion structure, a head probe device, a tail propulsion structure, and a lower drive and control structure. The head propulsion structure includes a group of rods, springs, and pull lines; the tail propulsion structure includes elastic tentacles and pull lines. Both the head and tail propulsion structures drain water under the action of the pull lines; the simultaneous drainage by both propulsion structures increases the overall speed of the biomimetic jellyfish robot. The lower drive and control structure enables control of the biomimetic jellyfish robot's movement.

The invention relates to the technical field of automatic laminating equipment, and discloses a hydrogen energy automatic laminating machine which comprises a rack, and a plurality of stock bin units are integrally arranged on the rack; the stock bin unit comprises a protective film stock bin, a partition plate stock bin, a catalyst layer stock bin, a laminating bin, a finished product stock bin and a concentric-square-shaped frame stock bin; a first linear motor module is arranged on the upper surface of the top end of the rack, a catalyst layer adsorption manipulator is arranged on the first linear motor module, a second linear motor module is arranged on the lower surface of the top end of the rack, and a concentric-square-shaped frame adsorption manipulator is arranged on the second linear motor module. A third linear motor module is arranged on the lower surface of the opposite top end of the rack; through cooperation of all the units, high-precision and high-efficiency automatic attachment of all assemblies of the hydrogen energy membrane electrode is achieved, and the automatic attachment device is suitable for a large-scale membrane electrode production scene.