746results about How to "Stable job" patented technology

The invention discloses an automobile engine which comprises an engine body, a crankshaft and an air conditioner generator. The air conditioner generator comprises a stator and a rotor and is placed on the front portion of the automobile engine and driven by the crankshaft of the automobile engine, and the axis of the stator of the air conditioner generator is coaxial to the axis of a main shaft neck of the crankshaft of the automobile engine. The automobile engine can supply power to vehicle-mounted air conditioner systems, and the air conditioner generator is arranged at the front end of the crankshaft of the automobile engine. The automobile engine requires no belt for driving and is simple in structure and convenient for the vehicle-mounted air conditioner system to adopt the whole distribution structure.

Provided is an environment-friendly mobile collecting box for decoration cutting dust. The mobile collecting box comprises a box body, wherein a water tank is fixedly mounted on one side of the bottomsurface of the inner wall of the box body, the bottom surface and the outer side of the water tank are fixedly connected to the inner wall of the box body separately, the inner side of the water tankis fixedly connected to one side of the box body, and openings are formed in the top surface and the other side of the box body; a first through hole is formed in the bottom of the inner side of theinner wall of the water tank, a switching valve is disposed in the first through hole, and a second through hole is formed in one side of the box body; the interior of the first through hole communicates with the interior of the second through hole, and the second through hole communicates with the interior of the box body; the top surface of the water tank is fixedly connected to one end of a hose, and the other end of the hose is arranged in the box body, and a floating plate is fixedly mounted on the periphery of the other end of the hose. Sediment in the box body can be pushed directly into the garbage bag through cooperative use of a mud box and a garbage bag, and the mud box can be taken and placed freely; after the mud box is taken out, a sealing cap of the garbage bag containing the sediment is removed, and after the garbage bag is replaced by a new garbage bag, the mud box is put back, and the sediment is not in contact with the mud box, and cleaning of the mud box by a user is not needed, so that time and labor are saved.

The invention discloses a multichannel broadband receiver, and belongs to the technical field of microwave radio frequency and electronic control, the multichannel broadband receiver comprises a multichannel down-conversion assembly, a local oscillator power component, a power interface control panel and a VPX connector, the down-conversion assembly adopts a cavity-divided integrated structure, multiple identical radio frequency links are arranged in the same cavity in parallel, and the VPX connector is connected with the local oscillator power component. Down conversion from a 2-18GHz radio frequency signal to a 1.3-2.3 GHz intermediate frequency signal is realized through two-stage frequency mixing; the power supply interface control board takes an FPGA as a core, integrates the functions of multi-path power supply conversion, driving isolation, state monitoring and the like, and realizes channel gain power failure storage and calling, BIT self-inspection, nanosecond rapid turn-off and multi-parameter real-time monitoring through software and hardware cooperation. Through collaborative innovation of the structure, circuit and control, high integration, high channel consistency, high isolation and high intelligence of the multi-channel receiver are realized, and the multi-channel receiver is suitable for the fields of high-performance radars, electronic countermeasures and the like.

The invention discloses a micro-channel reactor and micro-channel reaction equipment, the micro-channel reactor comprises a reaction plate, a support transition plate and a heat exchange plate which are connected in a laminated manner, grooves are processed in the reaction plate to form micro-reaction channels, grooves are processed in the heat exchange plate to form heat exchange channels, and the support transition plate is separated between the reaction plate and the heat exchange plate; the micro-reaction channel comprises at least two micro-channel units and a middle flow channel connected with the adjacent micro-channel units, each micro-channel unit comprises a flow channel inlet, a flow channel outlet and a heart-shaped mixing cavity, an arc-shaped flow baffle and at least one turbulent flow column are arranged in the heart-shaped mixing cavity, the concave side of the arc-shaped flow baffle faces the flow channel inlet, and the convex side of the arc-shaped flow baffle faces the turbulent flow column. And the turbulent flow column is arranged between the arc-shaped flow baffle and the flow channel outlet. Through cooperation of the heart-shaped mixing cavity, the arc-shaped flow baffles and the turbulent flow columns, the particle suspension rate and the mass transfer capacity of the micro-reaction channel are effectively improved, then the reaction efficiency is improved, and the device can be used for achieving continuous preparation of nano-drugs.

The invention relates to the technical field of man-machine interaction, in particular to an intelligent screen turning-on and turning-off control method and system based on a microwave radar, which completely eradicates the risk of privacy disclosure and realizes high privacy protection through an identification mode of not collecting optical image information and only analyzing motion and vital signs through electromagnetic waves, and is not influenced by the environment, so that the intelligent screen turning-on and turning-off control method and system based on the microwave radar can be applied to intelligent screen turning-on and turning-off control. The system can stably work in severe environments such as all black and strong light, has super-strong environmental adaptability, and enables the judgment of screen opening to better conform to the real intention of a user by sensing the accurate postures of person existence, no person existence, approaching, departing, right facing or side facing, reduces false triggering to the greatest extent, improves the accuracy of system judgment, and improves the user experience. The instrument does not need to be kept in a bright state all the time in the operation process, when no person is in front of the instrument, the screen is automatically turned off at proper time, and when an operator comes to the front face of the instrument and prepares to operate the screen, screen display is automatically turned on, energy is saved, environment is protected, and the instrument is convenient to operate.

The utility model relates to liquid crystal display screen protection device technical field discloses a high accuracy liquid crystal display screen self -adaptation protection frame, including protection frame, the inside upper and lower of protection frame is provided with protection mechanism, protection mechanism is used for promoting impact energy absorption, the outside upper and lower of protection frame is provided with fastening mechanism, fastening mechanism is used for improving the protection ability of equipment, the inside front side of protection frame is provided with display control mechanism, the front side of protection mechanism is provided with heat dissipation mechanism, heat dissipation mechanism is used for improving the temperature average of equipment, protection mechanism includes two buffer board, the far side of two buffer board is all fixedly connected in the inside upper and lower side of protection frame. In the utility model, the damage risk of impact to liquid crystal screen is effectively reduced, prolongs the service life of display screen, provides more reliable protection for the equipment under complex use environment, guarantees display screen stable work.

The utility model provides a microwave receiving module, which relates to the technical field of signal processing, and comprises a VGC control temperature compensation circuit, the VGC control temperature compensation circuit comprises a voltage-controlled amplifier and a temperature sensor, and the input end and the output end of the voltage-controlled amplifier are respectively connected with an amplitude-limiting low-noise amplification filter circuit and a noise control circuit. The power supply end of the voltage-controlled amplifier is connected with the voltage conversion circuit, and the temperature sensor is connected with the control voltage input end of the voltage-controlled amplifier through the signal processing circuit. The problem of gain fluctuation caused by electrical characteristic change of active devices such as a transistor and an amplifier chip in the VGC amplification control circuit due to temperature change is effectively solved, the control voltage of the voltage-controlled amplifier is dynamically adjusted, and the voltage-controlled amplifier can stably work at different temperatures; therefore, the gain stability of the whole microwave receiving module is improved, and the signal amplification effect is improved.

This utility model relates to the field of indoor monitoring, specifically to an indoor environmental monitoring and detection device, including a base and a detection device body. The upper surface of the base has multiple mounting holes and a convenient assembly / disassembly mechanism. This mechanism includes an installation component, two disassembly components, and two positioning components. The installation component includes a first mounting seat fixedly connected to the bottom surface of the base, and a second mounting seat slidably connected within the first mounting seat. This utility model, through its installation component, enables rapid installation between the detection device body and the base; through its disassembly components, it enables rapid disassembly of the detection device body; and through its positioning components, it provides precise guidance for the sliding of the second mounting seat, preventing rotation after installation and further improving the stability of the device, ensuring stable operation of the detection sensor.

A power semiconductor module preparation method includes forming a power semiconductor assembly by plastic packaging a power device, forming a first heat dissipation surface on a surface of the power semiconductor assembly, heating a first material between a first heat sink and the first heat dissipation surface, and cooling the first material of the first heat dissipation surface to connect the power semiconductor assembly and the first heat sink. The power semiconductor module preparation method makes the power semiconductor module by the form of plastic packaging first and then welding, so that the power semiconductor module has better integrity, can make the power semiconductor module have stronger waterproof performance, when the first heat sink of the power semiconductor module takes away heat through liquid cooling, the cooling liquid is not easy to penetrate into the power semiconductor assembly of the power semiconductor module, and the sealing performance detection can be performed in advance, thereby improving the reliability. The application also provides a power semiconductor module.

The invention discloses a coating laser automatic measurement method and laser automatic measurement equipment, and relates to the technical field of coating detection. According to the coating laser automatic measurement method and the laser automatic measurement equipment, through linkage cooperation of a first-stage adjustment mechanism, a supplement adjustment mechanism, an outer extension mechanism and a rotating mechanism in the multi-stage adjustment assembly, stable adjustment of the mounting rack and the fixing table can be realized, and the coating laser automatic measurement method and the laser automatic measurement equipment can be applied to complex and uneven field environments. The position of a supporting drop point is changed by adopting multi-stage adjustment adaptation and combining a rotating and outward extending mode, automatic horizontal adjustment can be achieved, the stable posture of the laser measuring instrument is kept, and particularly when the concave-convex ground where the laser measuring instrument is located exceeds the leveling compensation range, the laser measuring instrument can be adjusted stably under the intervention of a multi-stage adjustment assembly. The laser measuring instrument can work stably in the horizontal state, the situation of measurement deviation is prevented, and the laser measuring instrument is particularly important for precision measurement in the high-quality building construction process.

This utility model relates to the field of illuminated sign technology and discloses a splicable illuminated sign structure, including an outer frame, a light-emitting mechanism, and a splicing assembly mechanism. The outer frame includes a square frame with an assembly groove in the lower center of the rear end of the inner side wall for installing related connecting components. A protective tempered glass plate is fixedly connected to the front opening of the square frame to protect the front end of the light-emitting mechanism. This utility model, by setting up an outer frame, a light-emitting mechanism, and a splicing assembly mechanism, provides a foundation for installation and splicing. The light-emitting mechanism, with its light-transmitting letter blocks, backlight module, and light-shielding plate, ensures clear and stable illumination. The splicing assembly mechanism utilizes L-shaped clamps, clamp blocks, connecting shafts, and fastening bolts to achieve flexible and stable splicing, allowing for the combination of different forms of illuminated signs according to requirements, thus solving the problems of difficult splicing and poor flexibility in traditional illuminated signs.

The utility model relates to the technical field of transformer temperature controllers, in particular to a protective device for a dry-type transformer temperature controller, which comprises a protective shell and a cabinet door, a closing assembly is arranged in the protective shell and comprises a pair of fixing plates fixedly connected with the inner side wall of the protective shell, and the fixing plates are fixedly connected with the inner side wall of the protective shell. A guide rail is arranged in the fixed plate, a rotating rod is rotationally connected to the interior of the fixed plate and penetrates through the fixed plate, the rotating rod penetrates through the protective shell, a rotating plate is fixedly connected to one end of the rotating rod, and a first moving rod is rotationally connected to one end of the rotating plate; through cooperative arrangement of the fixing plate, the first moving column and the guide plate, opening and closing of the cabinet door are achieved, convenience is provided for a worker to adjust the temperature of the thermometer instrument panel body, damage caused by manual collision to the instrument panel can be avoided during closing, manual operation is not affected during opening, and the overall stability of the device outside is improved.

The utility model discloses an automatic curling iron. The automatic curling iron comprises a heating hair clamping part, a rotating part and a hairdressing claw, the heating hair clamping part is arranged at one end of the handle and comprises a first clamping plate and a second clamping plate, the bottom surfaces of the first clamping plate and the second clamping plate are planes, and the side surfaces are cambered surfaces; the rotating part is arranged on the periphery of the heating hair clamping part and is in transmission connection with a driving piece for driving the rotating part to rotate; the haircut claw is arranged on the rotating part, the haircut claw and the rotating part are connected through a buckle assembly, and the haircut claw and the rotating part are provided with positioning and inserting assemblies; the hair cutting claw is detachably installed on the rotating part through the buckle assembly, the rotating part drives the hair cutting claw to curl hair, when the hair needs to be straightened, the hair cutting claw is detached, the hair is placed between the heating hair clamping parts, the hair straightening effect is achieved, two modeling effects can be achieved through one product, cost is saved, and carrying is convenient.

The utility model discloses a protective MOS tube, and relates to the technical field of MOS tubes. Comprising an MOS tube main body, the back surface of the MOS tube main body is provided with an assembly groove, a metal protection sheet is clamped through the assembly groove, the metal protection sheet is provided with a strip-shaped clamping groove, the MOS tube main body comprises a plastic package shell, a lead frame and an MOS chip, the lead frame is installed in the plastic package shell, and the MOS chip is welded on a bonding pad of the lead frame. According to the protection type MOS tube, when the protection type MOS tube needs to be transported or carried, the metal protection sheets are detached from the assembling grooves and clamped at the pins under the action of the strip-shaped clamping grooves, the stress surface is increased, the structural strength of the pins is improved, and therefore the protection effect is achieved, and when the protection type MOS tube is used, the metal protection sheets are detached from the pins and reassembled into the assembling grooves, so that the metal protection sheets are not damaged. And the heat-conducting copper sheet is attached to the heat-conducting copper sheet, so that the heat dissipation area can be enlarged, heat convection can be accelerated, efficient heat dissipation can be realized, and stable work of the MOS tube can be ensured.

The application discloses a current regulating circuit, a first control module is arranged between the gate of a first PMOS and the gate of a second PMOS, when receiving a first closing instruction, the first control module controls the gate of the second PMOS to be connected with the gate of the first PMOS, the second PMOS is turned on, the first PMOS and the second PMOS are connected in common-gate to form a current mirror and output current; when receiving a first opening instruction, the first control module controls the second PMOS to be turned off, and the second PMOS cannot output current. When the second PMOS is turned on, the current output by the drain of the second PMOS directly flows into the output end of the current regulating circuit, the second PMOS is prevented from being affected by the on-voltage drop, so that the second PMOS stably works in a saturation region, the working condition of the second PMOS as the current mirror is met, and the stability of the current regulating circuit is ensured.

This utility model discloses a needle-punching device for a needle-punching machine used in filter bag production. The device relates to the field of filter bag production technology and includes a frame with a U-shaped structure. A reciprocating drive mechanism is mounted on the frame to drive the needle-punching mechanism to move up and down reciprocally. A mounting component is located inside the frame, and its top is connected to the output end of the reciprocating drive mechanism. Multiple needle-punching components are mounted on the mounting component and are limited by a limiting mechanism to perform needle-punching on the filter bags. This needle-punching device for filter bag production uses a bidirectional motor to drive a drive cam and an auxiliary cam, achieving high-frequency reciprocating motion of the needle-punching components. Combined with the lateral spacing adjustment of the slider within the limiting groove, the needle-punching density can be flexibly adjusted according to the filter bag type, significantly improving the equipment's adaptability and production flexibility for different filter bags.

The utility model discloses a combustion control device for an RTO (Regenerative Thermal Oxidation) incinerator, which relates to the technical field of combustion control of incinerators and comprises a bracket, and a control valve II is fixedly mounted on the outer surface of a transmission pipe; an adjusting mechanism used for controlling the combustion size is arranged between the controller and the conveying pipe and comprises a fuel gas inlet fixedly formed in the outer surface of the controller. According to the combustion control device for the RTO incinerator, external air is conveyed through the air inlet, the air circulates in the conveying pipe, a first control valve is installed on the side, close to the air inlet, of the conveying pipe, the circulating air is controlled through the first control valve, and the air is conveyed into a combustion-supporting air pipeline through the conveying pipe; the sealing disc is installed at the connecting position of the pipeline, so that the sealing performance of the pipeline is improved, the gas leakage phenomenon is avoided, the situation that the gas circulation size cannot be adjusted when the first control valve is damaged is avoided through the second control valve, the guarantee for equipment is improved, and the safety of the pipeline is guaranteed.

The utility model relates to the technical field of generator heat insulation, and discloses a heat insulation structure for a generator end cover, which comprises an end cover body and a heat dissipation assembly which is detachably arranged on the end cover body, a plurality of heat dissipation grooves are arranged on the end cover body close to the outer edge in a penetrating manner and are annularly distributed relative to the end cover body; the end, close to the heat dissipation assembly, of the end cover body is fixedly provided with a connecting fence, the end, away from the heat dissipation assembly, of the connecting fence is provided with an air guide frame in an inserted mode, the frame, close to the connecting fence, of the air guide frame is designed in a beveling mode, and the connecting fence is provided with positioning bolts from top to bottom. According to the heat insulation structure for the generator end cover, when the air guide frame is installed, the insertion blocks are aligned with the insertion grooves of the connecting fences to be inserted until the air guide frame is completely embedded into the positioning grooves, the air guide frame can be conveniently, rapidly and accurately installed, the beveled frame design can guide airflow to smoothly pass through the heat dissipation grooves, and the heat dissipation efficiency of the end cover is improved; meanwhile, the insertion blocks are matched with the insertion grooves and the positioning grooves to prevent the air guide frame from shaking, and stable work of the air guide frame is guaranteed.

The application discloses a novel proton battery positive electrode material and a preparation method thereof. Iron source solution and phosphorus source solution are respectively prepared through an organic solution, and then the two solutions are mixed to perform a solvothermal reaction. After that, the product obtained in the reaction is washed and dried to obtain the novel proton battery positive electrode material. The material can be used to prepare a proton battery positive electrode sheet. The novel proton battery positive electrode material prepared by the application is a nanoparticle, the main component of which is iron phosphate. The particle morphology is uniform, and the specific surface area is large. The size of the particle is 50.0-200.0 nm. The proton battery prepared by using the novel proton battery positive electrode material has good electrochemical performance. The preparation method provided by the application is simple in process, raw materials are easy to obtain, and is suitable for large-scale industrial production.

The present application relates to the technical field of stage lighting, and discloses an effect device for shaping stage light effect, comprising a lamp body, the lamp body comprising a connecting top seat and a lamp shell body, a light source is arranged in the lamp shell body, an adjusting device is connected to the lamp shell body, the adjusting device comprising: an extension shell body; two fixed pipes symmetrically connected to the extension shell body; an optical lens, both ends of the optical lens being connected to an upper cavity and a lower cavity respectively, the optical lens being a hollow structure, and the inner walls of the upper cavity and the lower cavity being fixedly connected to impellers; a connecting pipe, respectively connecting the upper cavity and the lower cavity; wherein, one side end face of the optical lens is a one-way perspective glass, the other side end face is ordinary glass, two fixed pipes are respectively connected to a liquid pipe, the two liquid pipes are both connected to an external water tank, a water pump is connected to the two liquid pipes, and the two liquid pipes are arranged on the inner wall of the lamp shell body, solving the problems of high energy consumption and single effect of the existing equipment.

The utility model relates to the technical field of hairdressing equipment, in particular to a rotary adjustable hair curling rod which comprises a shell, a hair curling assembly, a rotary shifting piece and an upper limiting block. The gear set of the rotary base is meshed with the driven gear, and the second gear teeth of the rotary shifting piece are meshed with the gear set, so that accurate rotation control over the curling iron is achieved, the curling angle and the curling direction can be adjusted more flexibly and stably, the curling effect and the user experience are improved, and the practicability is high. The heating piece is guided through the first moving guide rail and the second moving guide rail, the stability and accuracy of the heating piece in the hair curling process are guaranteed, the problems that a traditional hair curling rod is uneven in heating and unsmooth in hair curling are solved, the hair curling quality is effectively improved, and the upper limiting block and the top cover improve the structural stability of the hair curling rod and improve the hair curling efficiency. And in addition, the use safety is improved, the heating piece is prevented from accidentally falling off or shifting, and safer and more reliable use experience is provided for a user.

The utility model relates to the technical field of crank connecting structures, and discloses a motorcycle crank connecting structure which comprises a right crank and a left crank, the right crank and the left crank are mutually symmetrical, the opposite sides of the right crank and the left crank are provided with the same crank pin shaft, and the outer wall of the middle of the crank pin shaft is sleeved with a transmission connecting rod. And reinforcing rods which are symmetrically arranged are fixedly connected to the outer wall of one side of the transmission connecting rod. The reinforcing rods which are symmetrically arranged are fixedly installed on the transmission connecting rod, the annular grooves are formed in the two second bearings, the connecting blocks are connected to the inner walls of the annular grooves in a sliding mode, and the two reinforcing rods are fixedly connected to the two connecting blocks respectively, so that the effect of further stably supporting installation of the transmission connecting rod can be achieved; the phenomenon that the transmission connecting rod deviates left and right on the crank pin shaft is avoided, long-time stable work of the transmission connecting rod is facilitated, stable operation of the transmission connecting rod is guaranteed, and the transmission connecting rod is practical and suitable for wide application and popularization.

The utility model relates to a kind of packaging devices with multi-face heat dissipation function.The packaging devices with multi-face heat dissipation function include: substrate, including the front and back of opposite distribution along first direction;Chip, attached on the front of the substrate, the chip includes the first surface towards the substrate and the second surface opposite with the first surface along the first direction;Multi-face liquid cooling heat dissipation structure, including upper cover, lower support and heat dissipation channel, the upper cover is located above the chip along the first direction, the lower support is at least located in the side of the chip and vertically connected with the end of the upper cover, the upper cover, the lower support and the chip form the heat dissipation channel, the heat dissipation channel is used to accommodate cooling liquid.The utility model realizes the multi-face liquid cooling heat dissipation of chip, increases the heat dissipation area of chip, enhances the heat dissipation performance of chip.

This utility model discloses a high-voltage DC relay with a dual-magnetic steel structure, comprising: a housing, two sets of stationary contacts arranged inside the housing with their tops extending to the outside of the housing, an inner support cover inside the housing, an outer iron core inside the inner support cover, a shaft body at the center of the outer iron core, a moving contact at the upper end of the shaft body, and a bracket at the lower part of the moving contact. This utility model uses a dual-magnetic steel structure made of ferrite and neodymium iron boron materials, which features high temperature resistance and strong magnetism. The temperature generated during relay operation has a relatively small impact on the magnets, avoiding the situation where the product's electrical life is shortened due to excessively high operating temperature. Furthermore, the structural changes of this new product broaden its applications, and the improved temperature resistance of the magnets enhances the stability of the relay during operation.

The utility model relates to the technical field of machining, in particular to a vacuum suction nozzle assembly of a grabbing mechanical arm of a plate feeding machine, which comprises a grabbing mechanical arm for the plate feeding machine, a fixed seat is mounted at the fixed end of the grabbing mechanical arm, and a vacuum negative pressure pump is mounted at the movable end of the grabbing mechanical arm. Through the arrangement of the grabbing mechanical arm, the vacuum suction nozzle assembly can accurately reach the target position to conduct grabbing operation; the vacuum negative pressure pump is installed at the movable end of the grabbing mechanical arm and can generate vacuum negative pressure and provide power for sucking objects, the detachable net cover is installed at the air outlet end, sundries can be prevented from entering the pump, and meanwhile cleaning and maintaining are convenient. The top of the negative-pressure suction nozzle is provided with the internal thread connector which is matched with the external thread pipe in size and is in threaded connection with the external thread pipe, the negative-pressure suction nozzle and the vacuum negative-pressure pump are tightly connected through the connection mode and are convenient to disassemble and replace, the negative-pressure suction nozzle is in a sucker shape and can be better attached to the surface of a sucked object, and the suction stability and reliability are improved.

The utility model discloses a kind of multi-channel sound wave drives mouse drives cockroach integration device, including base, the base top is connected with shell by screw thread, the base top is installed with sound wave generator by screw, multiple sound outlets are evenly provided on the shell outside, the sound outlet inside is installed with filter screen by screw, the shell top is installed with rotatable cleaning rod, the cleaning rod is impurity cleaning to filter screen surface, the base bottom is provided with two mobile cylinders of opposite movement, the cleaning of filter screen is realized by cleaning rod rotation, can easily remove the impurity on filter screen, ensure the cleanness of filter screen, so that sound wave can be continuously and stably spread out through sound outlet, maintain good mouse and cockroach driving effect, prolong the effective use cycle of device, and a variety of fixing methods can be used, so that device can adapt to different use scenarios, can all work stably, greatly expand the application range of mouse and cockroach driving integration device.

The utility model relates to the technical field of visual perception, in particular to a complex environment visual perceptron which comprises a fixing plate, a perceptron structure and an adjusting and fixing structure, the perceptron structure is fixedly connected to the outer surface of the fixing plate, and the adjusting and fixing structure is fixedly connected to the top of the fixing plate. According to the utility model, through the arrangement of the infrared camera and the laser radar, the infrared camera makes up the defects of a visible light camera in a low-light environment, the laser radar provides high-precision three-dimensional space information, and the multi-modal sensor fusion can obtain more comprehensive environment data. In a night scene, the infrared camera can clearly shoot the outline of a real object, the laser radar accurately measures the position of the real object and the distance of a surrounding obstacle, and the infrared camera and the laser radar work cooperatively, so that the visual sensor can accurately identify the state of the real object and the surrounding environment condition, and the positioning accuracy of the target object is improved. And a reliable basis is provided for subsequent decision-making.

This invention belongs to the field of airworthiness testing for aero-engines and provides a high-speed imaging device for aero-engines that simulates birds swallowing flocks, based on a multi-splitter flexible imaging fiber bundle. This device is used to simultaneously observe the flight trajectories of multiple simulated birds between the air cannon and the engine inlet. It includes a first multi-splitter flexible imaging fiber bundle, with multiple first split ends each equipped with a first fiber optic lens aligned with the flight path of each simulated bird. A first high-speed imaging component is optically coupled to a first convergence end, simultaneously recording the dynamic images of all paths in a single frame. Each split end is positioned in the free space to the side of the flight path, without penetrating the engine casing. Furthermore, both the convergence and split ends of the fiber bundle have rectangular end faces, with aspect ratios matching the high-speed camera's image sensor, avoiding invalid imaging areas. This invention achieves high-speed imaging of multiple targets, high synchronization, and high space utilization in bird-swallowing tests, and has the advantages of compact structure and strong anti-interference capability.

The invention relates to the technical field of welding positioning, and discloses a multi-station self-adaptive clamping and positioning structure of a welding robot, which comprises a switching mechanism, a plurality of lifting mechanisms, a protective guide mechanism and a lifting driving mechanism, the plurality of lifting mechanisms are arranged in the switching mechanism in a surrounding manner, and the protective guide mechanism is arranged in the switching mechanism. The protective guide mechanism is arranged on the surface of the conversion mechanism to guide and protect the lifting mechanism, and the lifting driving mechanism is arranged in the protective guide mechanism and located below the lifting mechanism. According to the multi-station self-adaptive clamping and positioning structure of the welding robot, the switching mechanism, the lifting mechanism, the protective guide mechanism and the lifting driving mechanism are arranged, so that the lifting mechanism provided with clamps of different specifications can be switched to a designated station through the switching mechanism during use, and by means of the lifting function of the lifting mechanism, the multi-station self-adaptive clamping and positioning structure of the welding robot is achieved. And automatic replacement operation of clamps of various specifications is achieved.