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55results about How to "Guaranteed non-interference" patented technology

High-adaptability variable-rigidity flexible manipulator and grabbing method thereof

The invention discloses a high-adaptability variable-rigidity flexible manipulator and a grabbing method thereof, and relates to the technical field of robot end execution. Comprising a plurality of rope-driven flexible grabbing fingers connected to the high-adaptability attaching transmission structure. The rope-driven flexible grabbing finger comprises a multi-joint movable rigid phalanx, a flexible adaptive contact layer and a special-shaped channel air bag. The high-adaptability attaching transmission structure comprises a transmission cavity formed by connecting a flexible attaching silicon rubber sleeve and a fixed bottom plate seat, and a plurality of connecting rods and a plurality of soft springs are arranged in the transmission cavity. The contact face of the mechanical arm and an object is made of a flexible material, flexible contact can be achieved, the high-adaptability attaching transmission structure can be well attached to the grabbed object, the grabbing attaching degree is increased, the grabbing adaptability is improved, meanwhile, under the influence of the air bag and the variable-rigidity structure, rigidity change can be achieved in the bearing process, and the mechanical arm is more flexible. And the bearing capacity of the manipulator is improved.
Owner:DALIAN UNIV

Multifunctional vagina operation dilator

The invention relates to the field of medical instruments, in particular to a multifunctional vagina operation dilator. Comprising an upper opening and closing structure, a lower opening and closing structure, an upper expansion part and a lower expansion part, the lower expansion part is provided with a bearing cavity, and the lower expansion part further comprises a grabbing part; an auxiliary device is arranged in the grabbing part, and the bearing cavity communicates with the auxiliary device through the continuous channel. The dilator is used for solving the problems that a dilator is single in function and cannot be matched with other functions, and an existing dilator is poor in use feeling. The dilator is kept sanitary before entering a vagina operation; cut objects or sampled objects in the operation process are received, and the operation efficiency is improved; the dilator is flexibly adapted to vaginas of different patients, so that the lower dilating part is adjusted as the optimal operation position, and the use feeling of the dilator is improved; by means of the auxiliary device, labor-saving fixing of the grabbing part is achieved, and the dilator can be matched with multiple functions under the condition that the installation space of tools does not need to be additionally increased.
Owner:PEOPLES HOSPITAL OF HENAN PROV +1

Quantum task execution method and device, equipment and storage medium

The invention discloses a quantum task execution method and device, equipment and a storage medium, and relates to the technical field of quantum. The method comprises the following steps: acquiring a logic quantum circuit of a quantum task to be executed, wherein the logic quantum circuit is an abstract logic circuit for executing the quantum task; according to topological information of the logic quantum circuit and the virtual quantum chip, a virtual quantum circuit of the quantum task is generated, the virtual quantum chip corresponds to a partial structure of the physical quantum chip, and the topological information of the virtual quantum chip is used for representing a topological relation among virtual quantum bits included in the virtual quantum chip; according to the virtual quantum circuit and the bit mapping relation between the virtual quantum chip and the physical quantum chip, a physical quantum circuit of the quantum task is generated, and the physical quantum circuit is a circuit which is constructed based on physical quantum bits and used for executing the quantum task; and executing the physical quantum circuit through the physical quantum chip to obtain an execution result of the quantum task. The method helps to improve the utilization efficiency of quantum computing resources.
Owner:TENCENT TECHNOLOGY (SHENZHEN) CO LTD

View angle perception vehicle re-identification method and system based on multi-task learning

The invention discloses a multi-task learning-based visual angle perception vehicle re-identification method and system, and relates to the technical field of intelligent traffic, and the method comprises the following steps: receiving a 3D target detection data set, inputting the LiDAR annotation in the 3D target detection data set into a pre-established visual angle predictor, and obtaining a trained visual angle predictor; generating a visual angle label of the ReID data set by using the trained visual angle predictor, inputting the visual angle label of the ReID data set into a pre-established multi-task feature extractor, and outputting to obtain a visual angle feature vector and an identity feature vector; and comprehensive loss function calculation is carried out by using the visual angle feature vector and the identity feature vector to obtain a total loss function, so that the vehicle re-identification performance can be improved, and the identity and visual angle features can be decoupled by using a network, so that the vehicle re-identification task performance is improved.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Vibration noise test bench for vibration and noise reduction design of underwater vehicle

The invention discloses a vibration noise test bench for vibration and noise reduction design of an underwater vehicle, which comprises a water tank assembly, a simulated underwater vehicle and a noise test sensor, tested damping measures are arranged in the simulated underwater vehicle, the simulated underwater vehicle is fixedly arranged in the water tank assembly, and the noise test sensor is arranged in the simulated underwater vehicle. The noise test sensor is arranged in the water tank assembly, and water is injected into the water tank assembly and submerges the simulated underwater vehicle. The method aims to reduce technical risks for project development, shorten the development period, reduce the development cost and refine the design process while design and product research and development of an underwater vehicle damping system are carried out. Meanwhile, a certain design reference and technical basis are provided for solving the engineering problem of the type.
Owner:XIAN LINGDONG MECHANICAL & ELECTRICAL TECHNOLOGY CO LTD

A four-wire kelvin measurement probe with banana tip

The utility model discloses a four line kelvin measurement accessory of banana head connecting probe, including measuring instrument main part, four banana head jacks are equipped with to measuring instrument main part, four banana heads are inserted respectively in banana head jack, four connecting wires, one end is connected banana head respectively, and the other end is connected corresponding measurement probe, four measurement probes are connected with connecting wire electricity respectively, and are used for contacting the both ends of measured device, the inside of banana head jack is provided with insulating baffle and banana head, and the baffle is used for carrying out electrical isolation to each banana head insertion site, to avoid mutual interference between measurement signal. The utility model discloses adopting probe to replace traditional kelvin clamp structure, and the probe has good flexibility and controllable contact pressure, can realize accurate contact to paster device or surface pin device, and effectively solve the problem of traditional clip clamping difficulty.
Owner:SHENZHEN ZOTEK INSTR CO LTD

A glue roller cleaning device

This utility model provides a gluing roller cleaning device, including a support frame on which the roller body is installed, a cleaning bracket fixedly connected to the top of the support frame, a swing bracket fixedly connected to one side of the cleaning bracket, a swing plate slidably connected inside the swing bracket, multiple sliding rods slidably connected to one end of the swing plate, a cleaning brush fixedly connected to the lower end of the sliding rods, a synchronous wheel rotatably connected to one side of the cleaning bracket, the edge of the synchronous wheel abutting the edge of the roller body, multiple drive bosses fixedly connected to one side of the synchronous wheel, a ball bearing rotatably connected to one side of the swing plate, and a ball bearing rollingly connected to the synchronous wheel on one side. One end of the cleaning brush is slidably connected to the roller body. Power is transmitted through the frictional contact between the synchronous wheel and the edge of the roller body. The drive bosses push the swing plate to drive the cleaning brush to move horizontally, and automatic cleaning is achieved in conjunction with the rotation of the roller body. The cleaning operation can be completed without disassembling the roller body, which significantly improves the cleaning efficiency and reduces the difficulty of operation.
Owner:SHANGHAI YINGFA MEDICAL COMPOSITE MATERIALS CO LTD

Broadband wide-airspace radiation device and wide-airspace anti-unmanned system

The invention provides a wide-bandwidth airspace radiation device and a wide-bandwidth airspace anti-unmanned system. The wide-bandwidth airspace radiation device comprises a mounting plate; the first wave band radiator is arranged at the central position of the assembly surface and is used for providing an omnidirectional coverage radiation mode of a first wave band; the plurality of parasitic oscillators are arranged along the circumferential direction of the first wave band radiator; the second wave band radiators adopt directional antenna units, and the at least two second wave band radiators are symmetrically arranged on the two sides of the first wave band radiator; wherein the parasitic oscillator is located between the first wave band radiator and the second wave band radiator, and the parasitic oscillator is not only used for pulling the electromagnetic field distribution of the first wave band radiator, but also used for reflecting and guiding electromagnetic waves emitted by the second wave band radiator; and the plurality of second wave band radiators realize omnidirectional coverage of a second wave band in a back-to-back manner. According to the broadband airspace radiation device provided by the invention, the coverage blind area of the multiband combined omnidirectional radiator can be eliminated, and effective protection of a target is realized.
Owner:SOUTHWEST CHINA RES INST OF ELECTRONICS EQUIP

Landscape water spraying device based on photovoltaic power supply

The utility model relates to a water spraying device, in particular to a landscape water spraying device based on photovoltaic power supply. A landscape water spraying device based on photovoltaic power supply comprises a water guiding and spraying assembly, a water collecting and energy supplying assembly arranged on the periphery of the bottom of the water guiding and spraying assembly, and a control assembly arranged in the water collecting and energy supplying assembly. The utility model aims to provide the landscape water spraying device based on photovoltaic power supply, which is diversified in form, more economical and more environment-friendly.
Owner:DIDONG PLANNING & DESIGN (BEIJING) CO LTD

Ball valve structure with intelligent temperature control function

The invention relates to a ball valve structure with an intelligent temperature control function, the ball valve structure comprises an inlet part, a control part, an outlet part and a central pipeline penetrating through all the parts, and temperature sensing parts are arranged on the inlet part and the outlet part and used for monitoring the temperature of fluid in real time; a plurality of flow dividing pipes, a dynamic heat adjusting module, an adjusting control unit and a flow adjusting module are arranged in the control part, the fluid temperature and flow are accurately controlled, the dynamic heat adjusting module adjusts the fluid temperature through a heating device, the flow adjusting module can adjust the flow, and overheating or supercooling is prevented; the precision of the temperature control system is further improved through the prediction temperature control module and the thermal feedback calibration module, temperature changes are fed back in real time and corrected, and through the modular design, the system has the high intelligent level, the precise temperature control capacity and the high adaptability; the device can be widely applied to occasions with strict requirements on temperature regulation in industrial fields such as chemical industry, petroleum and natural gas.
Owner:JIANGSU XINGHE VALVE

A backflushing filter device

ActiveCN224777661UGuaranteed non-interferenceHighly efficient reverse pulse
The utility model provides a kind of blowback filter device, it is related to air filtration and ash removal device technical field, including the filter element mounting plate for the filter device is installed to external container interface and supports filter element, at least two filter elements are installed and extend downward in the board face below of filter element mounting plate, the board face above of filter element mounting plate is fixed in exhaust box, gas ring is further equipped on the exhaust box, main air inlet pipe is equipped on the side of gas ring and is communicated with gas ring, the blowback pipe is equipped with multiple and corresponds with filter element quantity, one end of the multiple blowback pipes is fixed and communicated with the gas ring, and the other end of the multiple blowback pipes sequentially passes through exhaust box and filter element mounting plate and extends into the internal cavity of the filter element. The technical scheme can solve the problems of complex blowback gas circuit, high installation control cost of pipeline and valve, poor cleaning effect of filter element and low cleaning efficiency in the prior art.
Owner:JINHUA QIANFAN MACHINERY MANUFACTURING CO LTD

Food product breaking homogenizer and control method thereof

ActiveCN120550899BGuaranteed non-interferenceMeet fast processing needsTransportation and packagingMixers
This invention belongs to the field of food sampling technology, specifically a food crushing and homogenizing machine and its control method. The food crushing and homogenizing machine provided by this invention includes: a base; several sets of first crushing and homogenizing components mounted on the base, each set of first crushing and homogenizing components including a first driver, a first cutter, and a first container, the output end of the first driver being connected to the first cutter, the first cutter being located inside the container; several sets of second crushing and homogenizing components mounted on the base, each second crushing and homogenizing component including a second cutter and a second container, the output end of a second motor being connected to the second cutter, the second cutter being located inside the second container; the capacity of the first container being greater than the capacity of the second container; and a control device electrically connected to each of the first and second crushing and homogenizing components. This invention can significantly improve the efficiency of food crushing and homogenizing.
Owner:XIAMEN PROD QUALITY SUPERVISION & INSPECTION INST

Patient gown for visualizing PICC (Peripherally Inserted Central Catheter) catheterization condition

The utility model discloses a hospital gown for visualizing PICC (Peripherally Inserted Central Catheter) catheterization condition, which can intuitively and efficiently confirm the condition of a catheterization position, monitor and feed back the current arm circumference condition of the catheterization position in real time, discover and handle abnormity in time, effectively improve the working efficiency of medical personnel, reduce the complication risk and improve the compliance of a patient. According to the technical scheme, the device is characterized by comprising a coat body, an observation piece and a measuring assembly, a visual groove used for exposing the PICC catheterization position is formed in the position, corresponding to the upper limb, of the coat body, the observation piece is of a sheet structure movably arranged on the visual groove, and the observation piece is arranged in a transparent mode; the measuring assemblies are arranged around the positions, corresponding to the upper limbs, of the clothes body so as to monitor and feed back the current arm circumference condition in real time, the working efficiency of medical staff is improved, the accuracy degree of measuring results is increased, the reliability degree of clinical auxiliary judgment is increased, the automatic measuring and reminding functions are achieved, and the working efficiency is improved. The patient or the accompanying person can also make basic judgment through the feedback.
Owner:THE CHILDRENS HOSPITAL ZHEJIANG UNIV SCHOOL OF MEDICINE

Servo motor circuit detection device and detection method

ActiveCN119270029BConvenient and efficient detectionImprove reliabilityElectric connection testingShort-circuit testing
The present invention discloses a servo motor circuit detection device and detection method, including a transversely penetrating detection cabinet and a detection terminal device installed on the top of the detection cabinet, wherein the detection cabinet is provided with: a conveyor frame, which is installed through the detection cabinet, and the conveyor frame is provided with a conveyor belt for conveying the servo motor to be detected; two U-shaped plates, which are fixed to the inner side walls of the detection cabinet in a mirror-image manner, and each U-shaped plate and the inner wall of the adjacent detection cabinet form a square cavity. The present invention realizes efficient and convenient servo motor circuit detection. Compared with the prior art, the circuit connection can be completed without disassembly and assembly of the servo motor and manual docking operation, which greatly simplifies the detection process and saves manpower and material costs. In addition, since the disassembly and assembly steps are avoided, the risk of internal circuit damage caused by improper disassembly and assembly is reduced, and the reliability of circuit detection is improved.
Owner:GUANGZHOU WEIDE ELECTRIC MASCH CO LTD

Dual-host electronic glasses and image acquisition, processing and display method thereof

ActiveCN121721855BWill not affect transmission efficiencyreduce queuing timeSteroscopic systemsOptical elementsImaging processingOptical Module
The application discloses a kind of double host electronic glasses and its image acquisition, processing and display method, belong to image processing technical field, a kind of double host electronic glasses, including: glasses frame, monocular vst perspective unit and the power supply unit compatible with monocular vst perspective unit, the monocular vst perspective unit is equipped with two groups, and two groups monocular vst perspective unit respectively independently handles the image of left and right eyes, the monocular vst perspective unit includes, display component, the display component includes optical module and micro display screen;Sampling component, the sampling component includes corresponding camera module with display component;Soc host unit, the Soc host unit undertakes corresponding monocular image processing task;Realize the frame level synchronous display and the relatively synchronous display of degradable under the premise of not forwarding image data of double eyes, to ensure that electronic glasses can still maintain at least single eye real-time picture output under abnormal condition, high-speed data link is equipped between the Soc host unit.
Owner:ANHUI AVATAR THREE WORLDS TECH CO LTD

Cutting mechanism with anti-deviation function

The utility model relates to the technical field of copper strip processing, in particular to a cutting mechanism with an anti-deviation function, which comprises a worktable, a cutting component is arranged on the rear side of the top of the worktable and comprises a fixed vertical plate, an air cylinder is arranged on the rear side of the fixed vertical plate, and the end of a movable rod of the air cylinder is fixedly connected with a movable seat. A mounting vertical plate is arranged at the bottom of the moving seat, a motor is arranged on the left side of the mounting vertical plate, an output shaft of the motor is coaxially connected with a cutter, a strip-shaped hole is formed in the top of the workbench, and width limiting assemblies are arranged at the positions, located on the left side and the right side of the strip-shaped hole, of the top of the workbench; auxiliary positioning assemblies are arranged on the top of the workbench and located on the outer sides of the two width limiting assemblies. According to the cutting mechanism with the anti-deviation function, the front side and the rear side of a copper strip are limited through a movable limiting plate and a fixed limiting plate in the width limiting assembly, a strip-shaped pressing plate of the auxiliary positioning assembly is matched to press the top of the copper strip, and it is ensured that the position of the copper strip is stable in the cutting process.
Owner:WENZHOU HAIFENG COPPER

Brake and accelerator pedal mechanism

The utility model provides a brake and accelerator pedal mechanism, which relates to the technical field of brake and accelerator pedals, and comprises a pedal main body support, a linkage assembly I and a linkage assembly II, the right side of the other end of the pedal main body support is provided with a right brake pedal and an accelerator pedal through a first linkage assembly, a brake rod penetrates through the pedal main body support, and through the arrangement of the first linkage assembly, during use, the accelerator pedal is matched with a second pedal supporting rod to drive a long shaft to rotate in a rotating base; through cooperation of the right brake pedal and the first pedal supporting rod, the long sleeve is driven to rotate on the outer side of the rotating seat, and it is guaranteed that movement of the inner part and movement of the outer part do not interfere with each other; the other end of the long connecting rod drives a brake rod through a linkage rod to control a brake system, braking is achieved, and the left side braking function is provided for a driver.
Owner:YANGZHOU KAILE MASCH CO LTD

Sampling device for microalgae identification

The utility model relates to the field of microalgae identification, and discloses a sampling device for microalgae identification, which comprises a rectangular sealing shell, the lower surface of the rectangular sealing shell is fixedly connected with a sampling shell, the front end of the upper surface of the rectangular sealing shell is provided with a groove, and the upper surface of the rectangular sealing shell is provided with a suction assembly. A through groove is formed in the inner wall of the sampling shell, a rectangular groove is formed in the lower surface of the sampling shell, a clamping groove is formed in the inner wall of the rectangular groove, an isolation assembly is arranged on the lower surface of the sampling shell, the suction assembly comprises a round rod, and the round rod is slidably connected to the upper surface of a rectangular sealing shell in a penetrating mode. According to the utility model, the multiple groups of one-way water inlet valves are arranged at different heights, so that microalgae solutions at different depths can be collected, the practicability is improved, and meanwhile, the microalgae solutions at different depths can be collected at the same time and can also be discharged independently through the arranged suction assembly, so that the sampling efficiency and the collection convenience are improved.
Owner:JIANGSU COASTAL DEV & INVESTMENT CO LTD

A device and method for detecting the compressive strength of refractory materials

The application provides a refractory compression resistance detection device and method, and relates to the technical field of refractory detection. The detection device comprises a detection box body and an internal positioning assembly, a first heating assembly, a pressurizing assembly and a data acquisition assembly. The positioning assembly supports both ends of the sample to achieve suspended positioning through two positioning blocks. The heating assembly comprises a first heating device that can be lifted and is in contact with the surface of the sample to heat. The pressurizing rod of the pressurizing assembly vertically penetrates the heating device to press the center of the sample. The data acquisition assembly monitors the pressure, temperature and deformation in real time. The device realizes synchronous thermal loading through the cooperative work of the heating and pressurizing assemblies, avoids the thermal history interference problem caused by the separation of heating and pressurizing in the traditional method, can truly simulate the service state of the refractory in the high-temperature industrial environment, and provides accurate data support for the high-temperature compression resistance evaluation.
Owner:QINGDAO DONGYE REFRACTORY MATERIALS CO LTD

Foundation bolt positioning device and positioning method based on X / Y-direction adjustable positioning piece

PendingCN121992951AFlexible and independent adjustmentPrecise independent adjustmentBuilding material handlingControl theoryAnchor bolt
The invention discloses a foundation bolt positioning device and positioning method based on an X / Y-direction adjustable positioning piece. The positioning device comprises an adjustable base, an X / Y-direction adjustable positioning piece and an X / Y-direction adjustable positioning piece, the X-direction positioning plate and the Y-direction positioning plate are arranged in the X direction and the Y direction which are perpendicular to each other respectively; the X-direction positioning plate and the Y-direction positioning plate are each provided with at least one through strip-shaped groove in the length direction of the X-direction positioning plate and the Y-direction positioning plate. The X-direction positioning plate and the Y-direction positioning plate are arranged on the adjustable base in a staggered mode, so that the strip-shaped grooves in the X-direction positioning plate and the Y-direction positioning plate intersect in a staggered area and jointly form a positioning area used for limiting foundation bolts. The X-direction positioning plate and the Y-direction positioning plate are both connected with the adjustable base in a sliding mode so that the X-direction positioning plate and the Y-direction positioning plate can independently move and be fixed in the respective arrangement directions.
Owner:五矿二十三冶建设集团有限公司

Fine adjustment type digital display gradienter fixing base

The utility model discloses a fine adjustment type digital display gradienter fixing base, which relates to the technical field of gradienter, and comprises a fixing disc, and an adjusting assembly is arranged above the fixing disc; the adjusting assembly is provided with a first rotating shaft, a movable frame, a second rotating shaft and a mounting plate, and the first rotating shaft, the movable frame and the second rotating shaft form a fine adjustment mechanism capable of enabling the mounting plate to swing forwards, backwards, leftwards and rightwards; according to the utility model, when the first fine adjustment assembly acts, the mounting plate turns over around the center of the second rotating shaft, so that the mounting plate can be adjusted left and right; and a first traction spring is arranged to assist in balancing when the mounting plate is adjusted left and right. And when the second fine adjustment assembly acts, the movable frame, the second rotating shaft and the mounting plate deflect with the first rotating shaft as the center, so that front-back adjustment of the mounting plate is achieved, and two second traction springs are arranged to guarantee balance of front-back adjustment of the mounting plate.
Owner:AILI TECH (GUANGZHOU) CO LTD

Driving circuit with silicon carbide modules connected in parallel

The invention discloses a driving circuit with silicon carbide modules connected in parallel. The driving circuit comprises a microcontroller MCU used for outputting a PWM control signal; the first driving chip and the second driving chip are respectively used for receiving the same path of PWM signals output by the MCU; the first isolation driving power supply and the second isolation driving power supply respectively supply power to the first driving chip and the second driving chip; the first silicon carbide module and the second silicon carbide module are respectively connected with the first driving chip and the second driving chip; a first driving resistor is arranged between the first driving chip and the first silicon carbide module, and a second driving resistor is arranged between the second driving chip and the second silicon carbide module. The first driving resistor and the second driving resistor are used for adjusting the switching speed so as to achieve synchronous switching-on and switching-off. According to the invention, dynamic current sharing of the two silicon carbide modules is ensured.
Owner:JIANGSU RUIKONG ELECTRIC TECHNOLOGY CO LTD

A tofu block draining rack capable of layered draining

The utility model provides a kind of tofu block draining rack that can be layered and drained, it is related to tofu block draining rack technical field, including support frame, the upper portion of support frame is provided with draining mechanism;Draining mechanism includes two fixed frame, the bottom surface of each fixed frame is fixedly connected with the upper surface of support frame, the side surface of two fixed frame mutually close is commonly fixedly connected with six draining racks, the upper surface of each draining rack is fixedly connected with draining frame, the inside of each draining frame is provided with gauze, the outer surface of each gauze is contacted with the outer surface of draining frame.This tofu block draining rack that can be layered and drained, six draining racks are fixed in parallel through two fixed frames on the upper portion of support frame, draining frame and gauze are independently configured in each draining rack, form six independent and parallel draining units, and the effective draining area of draining rack is improved several times compared with traditional single-layer structure by this layered design, and a large number of tofu blocks can be simultaneously accommodated for draining operation.
Owner:SHAANXI JINDOUZI BIOTECHNOLOGY CO LTD

A centrifugal multistage pump

The present invention belongs to the technical field of centrifugal pumps, and specifically relates to a centrifugal multistage pump, comprising a pump body, wherein a driving shaft in a tube cavity of the pump body is sleeved with an intake impeller group and a discharge impeller group arranged along the length direction, the intake impeller group and the discharge impeller group are symmetrically arranged, and a transition component is provided in the smooth tube cavity of the pump body to divide its chamber into an intake chamber and a discharge chamber. By setting the transition component, the intake impeller group will inhale materials from a feed port and guide them to the discharge chamber through the transition component, and the discharge impeller group in the discharge chamber will guide the materials in the discharge chamber to the outside of the discharge port of the pump body through the transition component. The feed port is located at one end of the pump, and the discharge port is located in the middle of the pump body. The area occupied by the other end of the pump will be reduced, so that the pump can be installed in a smaller space, which is more convenient to install and has a wide range of uses. At the same time, the overall friction loss efficiency and the pumping material loss efficiency are small, thereby achieving performance stability.
Owner:HEFEI HUASHENG PUMPS & VALVES CO LTD

Drive device for thread trimming, presser foot lifting and stitch length adjustment in sewing machines

The present invention provides a driving device for thread trimming, presser foot lifting and stitch length adjustment in a sewing machine, and belongs to the technical field of sewing machines. It solves the problem of high cost of existing driving devices. It includes a motor, a presser foot lifting cam and a thread trimming crank both fixed on the motor shaft, and a swing rod and a transmission member both sleeved on the feed shaft of the sewing machine. The thread trimming crank of the thread trimming mechanism is provided with a thread trimming working surface, and one side of the thread trimming crank is provided with a matching head that matches the thread trimming working surface. The push rod of the presser foot lifting mechanism and the outer edge of the presser foot lifting cam are both against the swing rod. A connecting rod is connected between the transmission member and the swing seat of the stitch length adjustment mechanism. A matching part is eccentrically provided on the transmission member, and a swing working surface is provided on the matching part. One side of the presser foot lifting cam is provided with a convex head that can move along the swing working surface and push the transmission member to swing. It has the advantages of low cost, compact structure, high reliability, etc.
Owner:QIXING INTELLIGENT TECH CO LTD

Garbage feeding device for garbage incineration power generation

The utility model provides a garbage feeding device for garbage incineration power generation, which relates to the technical field of garbage incineration power generation and comprises a treatment box, a belt conveyor used for conveying garbage is arranged at the bottom of the treatment box, and the garbage falls to one side in the treatment box through a clamp or a spiral conveyor in the prior art and falls on the belt conveyor. The belt conveyor operates to achieve movement of garbage in the treatment box, the garbage sequentially passes through the dehydration cavity, the cutting cavity, the drying cavity and the smashing cavity, the garbage is extruded into blocks in the dehydration cavity and extrusion dehydration is completed, the garbage extruded into blocks in the cutting cavity is cut into small garbage blocks, and the garbage cut into the small garbage blocks is dried in the drying cavity. And the dried small pieces of garbage are dispersed through vibration in the crushing cavity, and finally the crushed dried garbage is conveyed into the garbage incinerator under the conveying action of the belt conveyor to be incinerated for power generation.
Owner:LUZHOU XINGLU ENVIRONMENTAL PROTECTION DEV CO LTD

Textile printing and dyeing process parameter adaptive control method and system, and storage medium

PendingCN122833800Areal-time assessmentQuantitative assessment
The present application relates to the technical field of textile automation control, and discloses a textile printing and dyeing process parameter adaptive control method and system and a storage medium, which comprises the following steps: outputting a torque instruction of a superimposed sine waveform to a frequency conversion servo guide roller to excite fabric warp tension fluctuation, synchronously collecting transient absorbance data of a working liquid boundary layer through a sensor array; calculating the phase delay of the absorbance data relative to the torque instruction based on orthogonal coherent demodulation operation to generate a transient spatial phase matrix; after low-pass filtering the matrix, converting the phase trend deviation into an original pressure compensation vector of a corresponding segmented bending-proof roller hydraulic cylinder by using a control stiffness conversion matrix; and combining the cloth running transmission delay and the mechanical inherent time constant to calculate a pre-trigger lead time, and sending a target pressure setting instruction in advance at a trigger node to adjust the independent hydraulic cylinder. The present application realizes online perception of fabric microscopic liquid absorption rate difference and eliminates the dynamic control dead zone caused by mechanical execution hysteresis.
Owner:HENAN BAISHUNDA NEW TECHNOLOGY TEXTILE CO LTD

Latex pillow production and processing equipment and processing method thereof

The invention relates to the field of latex pillow production and processing, in particular to latex pillow production and processing equipment and a processing method thereof.The latex pillow production and processing equipment comprises a drying cylinder, and a box cover is rotationally connected to the upper portion of the drying cylinder. According to the latex pillow squeezing, draining and fixing device, the upper clamp and the lower clamp are close to each other through starting of the servo motor, squeezing, draining and fixing operation on a latex pillow is achieved, a limiting block and a limiting groove are separated along with continuous squeezing, accordingly, the upper clamp and the lower clamp stop closing, the problem of excessive squeezing is avoided, meanwhile, power switching is completed through the operation, and the working efficiency is improved. According to the latex pillow drying device, the rotating drum can rotate integrally, so that moisture in a latex pillow can be fully drained, finally, hot air is fed into the rotating drum through the dryer along the through holes, drying operation of the latex pillow is achieved, the problem that damage is generated when the latex pillow is drained can be solved through the structure, and finally through the double-layer design of the drying drum and the rotating drum, the drying efficiency is improved. And mutual non-interference of drying and draining can be ensured, so that the processing efficiency and quality of the latex pillow are improved.
Owner:WENZHOU JIASHENG LATEX PRODUCTS CO LTD

A device for coating a lead of a pyrotechnic charge

A detonator lead agent coating device relates to a detonator production device, the device includes a column (1), a lead hole (2), a fixed plate (3), a fixed bar (4), a hook type pressing plate (5); the lower end of the column (1) is provided with a protruding cylinder, the cylinder is internally provided with ten cylindrical lead holes (2), the lead hole (2) is internally provided with a rubber hose; the fixed plate (3) is fixed on the fixed lead bar through a hinge, the fixed lead bar is fixed on one side of the column (1) through a thread, the fixed plate (3) is provided with ten fixed bars (4) uniformly protruding; the hook type pressing plate (5) is fixed on the fixed plate (3) through a hinge. The device is provided with a quick release type structure device of the fixed plate and the locking part, the production efficiency is improved, the labor intensity is reduced, the lead fixing component ensures that the lead product is firmly fixed without damaging the appearance of the lead under the premise that the lead product is working in the dipping head process, the lead product is flat and consistent, and the quality of the front end agent coating process of the lead product is improved.
Owner:LIAONING PROVINCE BEIFANGHUAFENG SPECIAL CHEM IND CO

Communication sensing integrated distributed unmanned aerial vehicle communication system and method

The invention provides a communication-sensing integrated distributed unmanned aerial vehicle communication system, which realizes flexible resource allocation of sensing and communication tasks in different communication scenes by designing time-division communication-sensing integrated signals, ensures that the sensing and communication tasks do not interfere with each other, and can dynamically adjust the sensing frequency to adapt to the change of an environment state. Therefore, the communication performance and the resource utilization efficiency are improved. A plurality of unmanned aerial vehicles are trained into an intelligent agent through reinforcement learning so as to regulate and control the positions of the unmanned aerial vehicles and the communication state with a user in real time according to the state of a target environment, so that the stability and reliability of a user communication network in the target environment are ensured. Besides, a reward function oriented to cooperation of multiple unmanned aerial vehicles is designed, information exchange and cooperation among the unmanned aerial vehicles are promoted, and the total communication rate of ground users is improved to the maximum extent. In general, the invention provides a solution which is efficient in communication, flexible in deployment and stable in operation for a multi-unmanned aerial vehicle communication system.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI