77results about How to "Avoid manual intervention" patented technology

The invention provides a nuclear fuel assembly grabbing positioning and deviation correction method and system based on industrial vision. The method comprises the steps of obtaining multi-view image data of a target nuclear fuel assembly and structured light deformation image data under a corresponding view; extracting an outer contour boundary of the target nuclear fuel assembly in a three-dimensional space based on the multi-view image data and the structured light deformation image data to obtain initial outer contour boundary data; performing pose positioning based on the initial outer contour boundary data in combination with original design data of the target nuclear fuel assembly to obtain a current pose parameter of the target nuclear fuel assembly in a three-dimensional space; performing deviation analysis based on the current pose parameter in combination with a preset standard pose parameter to obtain current deviation data and a corresponding deviation analysis result; and if the deviation analysis result is correctable deviation, performing instruction generation based on the current deviation data to obtain a pose correction instruction. The problem that the correction effect is poor in an existing method is solved.

The utility model discloses a sorting and identifying device for large balls, small balls and plastic chip round cards, which comprises a main body frame, a ball guide hopper is arranged at the top end of the main body frame, a net opening metal plate is arranged on one side of the ball guide hopper, a push disc is arranged on the rear side of the net opening metal plate, and the ball guide hopper, the net opening metal plate and the push disc jointly form a primary sorting machine. An antenna and an antenna cover are respectively arranged at the top end of the main body frame, a bearing is arranged at the bottom end of the main body frame, a bearing fixing piece is arranged on the surface of the bearing, a motor rack is arranged at the bottom end of the main body frame, and a motor is arranged at the bottom end of the motor rack, so that the secondary sorting machine is formed. Through primary physical sorting and secondary intelligent identification, rapid and automatic sorting processing of large balls, small balls and plastic chip round plates is effectively achieved, size screening of materials with different diameters is achieved through combination of the ball guide hopper and the net opening metal plate, and the problems that the large balls are blocked, the small balls are not identified and the like are effectively solved.

The utility model provides storage battery electrolyte holding and testing equipment. The storage battery electrolyte holding and testing equipment comprises a table body rack, a detection platform, a driver, a controller and a limiting assembly, the detection platform is rotationally connected with the table body rack; a body of the driver is rotationally connected with the table body rack; the driving end of the driver is rotationally connected with the detection platform; the controller is electrically connected with the driver; the detection platform is movably arranged on the table body rack; according to the invention, the use state of the storage battery in the vehicle vibration environment can be accurately represented, and the retention capability of the electrolyte can be verified. The testing device makes up the defects of traditional static detection, and enables the testing result to be more authentic and reliable. The controller is electrically connected with the driver and can automatically control rotation of the detection platform according to preset frequency and programs. By means of the automatic design, manual intervention is avoided, the operation difficulty is lowered, and the testing efficiency and precision are improved.

The invention relates to a portable cast-in-place pile hole bottom sediment thickness detection device. The detection device comprises a transportation plate trailer and a thickness detection assembly, a winding mechanism is arranged on the transportation plate trailer, one end of the winding mechanism is fixedly connected with the thickness detection assembly, and the thickness detection assembly comprises a bearing mechanism, a leveling mechanism, a detection mechanism and a moving mechanism; the bearing mechanism serves as a supporting mechanism of the whole detection assembly, the leveling mechanism adjusts the levelness of the detection mechanism and the bearing mechanism, the detection mechanism is used for detecting the sediment thickness, and the moving mechanism is used for driving the whole detection assembly to move. The overall flexible movement of the device is realized through the transportation plate trailer, the winding mechanism can stably lower the detection assembly into a cast-in-place pile hole, the detection assembly can be leveled in the hole through the leveling mechanism, the detection assembly is convenient to move through the moving mechanism, the heavy detection assembly does not need to be manually carried or dragged, and the detection efficiency is improved. The problems that existing equipment is large in size, and manual position adjustment is inconvenient are solved.

This invention provides a method and system for semantic novelty search of scientific and technological literature based on a large-scale pre-trained model, belonging to the field of information retrieval technology. The method includes: acquiring the target user's query input text and retrieval constraints; performing preprocessing and standardization to obtain preprocessed query input text; performing multi-granularity semantic encoding fusion to determine the semantic vector of the preprocessed query input text; performing domain-adaptive fine-tuning to obtain an optimized BERT model; constructing a feature classifier to generate feature semantic representations to obtain feature semantic representation results; performing comprehensive novelty assessment to obtain a comprehensive novelty rating; and performing automated difference analysis to obtain difference analysis results. This invention solves the technical problem in existing retrieval schemes based on pre-trained models that use single-granularity semantic representations, which cannot fully capture the complex semantic structure of professional terms, resulting in inaccurate novelty search results.

The application relates to the technical field of thread rolling machines, and particularly discloses a high-efficiency thread rolling machine which comprises a base and a mounting rack mounted on the base, a bearing frame is arranged on the mounting rack, a plurality of workpieces are mounted in the bearing frame, a conveying frame is slidably connected in the base, a power mechanism for driving the conveying frame to slide is arranged on the base, and a thread rolling assembly is further arranged on the side of the base away from the mounting rack. The automatic feeding, clamping and fixing and conveying integration operation of the workpieces can be realized, the time interval from the fixing to the thread rolling of the workpieces is effectively shortened, and the machining efficiency is improved. In the sliding stroke of the conveying frame, the clamping mechanism and the guide groove on the side plate are utilized to automatically clamp and fix the workpieces in the process that the conveying frame moves towards the thread rolling assembly, and the structure is compact and the action is reliable.

The invention discloses a distribution network automation feeder terminal switching method, system and device with a fault self-diagnosis function and a medium. The method comprises the steps that an original electrical signal is collected through an input interface unit; intermediate information data are obtained through the signal processing module; electrical characteristics are collected through a main control module to obtain an interface type identification result, adaptive adjustment is carried out on the intermediate information data, and an adaptive signal is obtained and output; and acquiring and analyzing the digital signal to obtain device operation state information, performing fault diagnosis in combination with the interface type identification result, and triggering an alarm when abnormality is diagnosed. Intelligent conversion is achieved by integrating multiple interfaces, the problem that equipment interfaces of multiple manufacturers are incompatible is solved, the tedious operation of equipping multiple adapters on site is avoided, the accuracy and stability of cross-interface signal transmission are guaranteed, and the operation reliability, operation and maintenance convenience and system overall safety of the device in a complex environment are improved.

The invention discloses a cloud server cipher machine-oriented virtual cipher machine fault drift method and system. The method comprises the following steps of: managing a VSM resource pool and issuing a platform drift key pair to each virtual cipher machine VSM; continuously monitoring the running state of each VSM, and when a fault is detected, packaging a migration packet of core data carried by the fault VSM; generating a symmetric key, packaging the migration packet into a digital envelope through a platform drift key, and generating a digital signature to obtain a key data drift packet; a target VSM is dynamically selected, a key data drift packet is received, a digital envelope is decrypted to obtain a migration packet, a digital signature is verified, the migration packet is transmitted to the target VSM, key assets and configuration information are thermally loaded, and data recovery is completed; unbinding the IP address of the source fault VSM and configuring the IP address to the target VSM in real time; performing secure erasure and initialization operation on the faulted VSM, and re-incorporating the faulted VSM into the resource pool; the system comprises a management center, an equipment management service and a virtual cipher machine.

A barrier gate management system comprises a barrier gate management server, a barrier gate control mechanism for controlling opening and closing of a gate rod, and a near field communication device, the near field communication device sends an instruction signal to the barrier gate control mechanism, and the near field communication device sends the instruction signal to the barrier gate control mechanism corresponding to the near field communication device side. The method comprises the following steps: (S1) responding to an off-network barrier gate opening and closing request of a vehicle user side intelligent equipment terminal, and receiving first identity data and a barrier gate opening and closing instruction request sent by the vehicle user side intelligent equipment terminal by the near field communication equipment; (S2) the near field communication equipment locally verifies first identity data of the vehicle user, and sends a barrier gate opening and closing instruction to a barrier gate control mechanism according to a local verification result and a barrier gate opening and closing instruction request sent by a user side intelligent equipment terminal; and (S3) the near field communication equipment returns an identity verification result and / or an authorized passing state to the vehicle user side intelligent equipment terminal. When the parking area has the network disconnection scene, communication interaction with the near field communication equipment is carried out through first identity data sent by the vehicle user side intelligent equipment terminal, so that opening and closing of the barrier gate in the network disconnection scene are completed; the problems that in the prior art, in a network interruption scene, vehicle access of a user is blocked, manual rod lifting is needed, and the user experience feeling of property and vehicle users is poor are solved.

The application discloses a chloride-based multi-parameter humidity and conductivity comprehensive calculation method, comprising the following steps: S1, collecting basic parameter information of chloride materials, and performing relevant data arrangement, and comparing after entering a system; S2, then setting an environmental humidity change range, and obtaining moisture absorption and surface water layer thickness under different relative humidity conditions; S3, establishing a relevant coupling model, and considering ion mobility, charge transmission channel number and interface polarization effect of the chloride materials under different humidity; S4, introducing a multi-parameter regulation factor, correcting environmental temperature, pressure and material surface state, and obtaining correct data; the method has high application prospect and popularization value.

The present application belongs to the field of fluid machinery performance test and on-line monitoring, and discloses a water pump or water turbine unit operation performance test device and method. The test device comprises a collection module and a test module. The collection module comprises a sensor group and a portable interface box encapsulated power supply unit, signal conditioning circuit and data acquisition card. The interface box and the sensor group are connected by phoenix terminals, so that each sensor forms an independent signal channel. The test module comprises a rating module, a test module, a sorting module and a signal analysis module arranged from top to bottom. The rating module is used to determine the correspondence between the sensor and the signal channel. The test module is used for on-line monitoring, test and wave recording during the unit operation process, and obtains the wave recording data. The sorting module is used to obtain effective data by cutting the wave recording data. The signal analysis module is used for analyzing and processing the effective data. The present application simplifies the unit test process and greatly reduces the error probability.

The invention discloses a distortion measurement method, head-mounted display equipment and a computer readable storage medium, and relates to the technical field of head-mounted display equipment, the method is applied to the head-mounted display equipment, and the method comprises the following steps: shooting a display image output by the head-mounted display equipment through a camera preset at an exit pupil frame of the head-mounted display equipment to obtain an exit pupil image corresponding to the display image, the display image comprises a plurality of sampling points, and the exit pupil image comprises a plurality of feature points; distortion simulation data corresponding to a product parameter design value of the head-mounted display device is obtained, and a first point location mapping relation between the sampling points and the feature points is determined in an auxiliary mode based on the distortion simulation data; and based on the first point location mapping relation, establishing a target distortion model of the head-mounted display device. According to the method, the accurate space corresponding relation between the display content and the real shot image can be efficiently and reliably established under the complex imaging conditions of strong distortion, low signal-to-noise ratio and the like, so that high-precision and high-robustness distortion model construction is realized.

The utility model discloses a digital printer material output detection device, and relates to the technical field of digital printing equipment. The device comprises an infrared sensor, a main control board and a horizontal platform, the infrared sensor is fixed below the platform, the detection direction of the infrared sensor is parallel to the platform, and the infrared sensor is used for monitoring the droop state of the printing material in real time; the main control board receives signals of the infrared sensor and controls the printer to pause when material accumulation is detected. The platform is located between the printer output end and the oven inlet and effectively intercepts accumulated materials. Through automatic detection and shutdown control, the problems of material stacking, scraping and scrapping caused by mismatching of the printing speed and the drying oven speed are solved, and the production efficiency and the material utilization rate are remarkably improved.

This invention discloses a waste recycling device for FIBC (Flexible Intermediate Bulk Container) processing, relating to the field of comprehensive environmental utilization of solid waste. The device includes a hollow frame, a hydraulic rod mounted on the hollow frame, and a pressure plate mounted on the hydraulic rod. The equipment continuously feeds FIBC waste into a flattening machine. The pressure plate is automatically triggered by the weight of the waste, achieving a complete automatic cycle of feeding, weighting, triggering, compaction, resetting, and locking, thus improving waste recycling efficiency. When not in operation, the pressure plate is rigidly limited by a limiting mechanism, preventing hydraulic system depressurization or accidental drop. This ensures uniform compaction density of the plastic waste, reducing the mixing and adhesion of plastic and impurities due to insufficient compaction, facilitating subsequent separation of plastic from other components. It also protects core components such as the hydraulic rod and pressure plate, extending equipment lifespan, reducing maintenance costs, and contributing to the resource-based recycling of plastic waste and comprehensive utilization of solid waste.

This invention discloses an injection molding apparatus and method for biodegradable plastic cups, relating to the field of plastic cup injection molding technology. The apparatus includes an injection molding machine, a lifting mechanism, a supporting mechanism, a positioning mechanism, a driving mechanism, a rotating mechanism, and an auxiliary mechanism. The lifting mechanism is mounted on top of the injection molding machine, the supporting mechanism is mounted at the bottom of the lifting mechanism, the positioning mechanism is mounted at one end of the supporting mechanism, the driving mechanism is mounted at the other end of the supporting mechanism, the rotating mechanism is mounted between the driving mechanism and the positioning mechanism, and the auxiliary mechanism is mounted above the positioning mechanism. This invention utilizes the coordinated arrangement of the lifting mechanism, supporting mechanism, positioning mechanism, and driving mechanism to facilitate the movement of the molded plastic cup to the positioning mechanism via the lifting and driving mechanisms. Combined with the elasticity of the supporting mechanism, the auxiliary mechanism can polish the rim of the plastic cup, improving the efficiency of rim treatment and enhancing the quality of the finished plastic cup.

The utility model belongs to the technical field of hydrofluoric acid recovery and purification, especially a kind of hydrofluoric acid recovery and purification device, including evaporator, for heating treatment to hydrofluoric acid wastewater;Steam collecting pipe, with the steam outlet intercommunication of evaporator;Condensing equipment, its inside circulation cooling medium;Further include: liquid tank, for receiving and temporarily storing condensed liquid hydrofluoric acid mixture;Flow divider, including the first conduit and the second conduit of the main pipeline from the outlet end of liquid tank and the booster pump installed on the main pipeline;Valve assembly, including the first valve installed on the first conduit and used to control the opening and closing of the pipeline and the second valve installed on the second conduit and used to control the opening and closing of the pipeline;Concentration detector, for real-time detection of the hydrofluoric acid concentration of liquid hydrofluoric acid mixture in liquid tank;Controller, for receiving the detection signal of concentration detector, and according to the preset concentration threshold control the operating state of first valve, second valve and booster pump.

The utility model relates to solid waste treatment equipment technical field provides a solid waste squeezing device for front grid, including squeezing assembly, the side fixed with feeding assembly of squeezing assembly, the side fixed with push material structure of feeding assembly away from squeezing assembly, push material structure includes the mounting plate fixed on the one side outer wall of feeding assembly, the side sliding connection of mounting plate top has the thread sleeve. The utility model is provided with push material structure, external power supply, through the rotation of screw rod driven by servo motor, pushes the solid waste that the grid intercepts and evenly sends into the squeezing cavity, avoids manual intervention, the inner wall of push plate and feed tank is closely combined, prevents the adhesion of fiber solid waste and remains, and the thread cooperation of screw rod and thread sleeve can adjust the advancing speed, adapts to different moisture content solid waste, realizes the function that the device has the function of pushing material, improves the working efficiency of the front grid solid waste squeezing device when using.

The utility model discloses a kind of aluminum electrolysis anode guide rod group up and down line, bracket combination device, including guide rod up and down line device and guide rod bracket device, the guide rod bracket device is located in the side of guide rod up and down line device, the guide rod up and down line device is by tripod support frame, aluminium guide rod place, aluminium guide rod baffle and solid iron, the tripod support frame is made of steel material welding, the aluminium guide rod place is fixedly connected in the upper end of the side wall of tripod support frame, the aluminium guide rod baffle is fixed in the both sides of aluminium guide rod place and is fixed on tripod support frame, the solid iron is fixed in the bottom of tripod support frame;The guide rod bracket device includes a inverted T type bracket main body made of steel material welding, and four groups of guide rod group placing grooves are evenly distributed on the bracket main body.The utility model belongs to aluminium electrolysis bracket technical field, and specifically is a kind of aluminium electrolysis anode guide rod group up and down line, bracket combination device.

This utility model provides an automatic positioning and suction bag device for large roll paper packaging bags, relating to the field of packaging bag suction technology. It includes a base plate, a support seat mounted on the top of the base plate, a lifting mechanism on the inner side of the support seat, a first mounting frame mounted above the support seat, a feeding chamber mounted above the first mounting frame, a pressure plate mounted on the inner side of the feeding chamber, and a discharging mechanism below the first suction cup and connecting frame. The device uses a suction bag assembly to replace traditional mechanical gripping. The first and second suction cups use negative pressure to suction the edge of the packaging bag opening, avoiding bag damage or detachment caused by improper gripping force, significantly reducing the packaging bag breakage rate. Simultaneously, the combined action of a laser sensor and a second hydraulic cylinder ensures minimal deviation in the bag picking position, guaranteeing precise alignment of the bag opening with the large roll paper conveying path, greatly reducing the bag-fitting defect rate and subsequent sealing leakage problems.

This invention relates to an integrated process apparatus and method for degumming Apocynum venetum, comprising a raw material pretreatment unit, a microwave-ultrasound synergistic pretreatment unit, a composite enzyme gradient degumming unit, a post-treatment unit, and an enzymatic hydrolysis product recovery unit connected in sequence. Each unit is connected via a sealed conveying mechanism. The invention also includes a central control system electrically connected to each unit to regulate its process parameters. A waste liquid conveying pipeline connects the composite enzyme gradient degumming unit and the enzymatic hydrolysis product recovery unit. The output of the enzymatic hydrolysis product recovery unit is connected to the composite enzyme gradient degumming unit via a reflux pipeline, enabling the recycling of biological enzymes. The method of this invention is simple, convenient to operate, and achieves good degumming effect. It yields high-quality Apocynum venetum fiber with high extraction rate, retains a large number of natural active ingredients, and realizes the high-value utilization of Apocynum venetum fiber.

This invention discloses a high-precision engine temperature and flow controller and control method, including a temperature control module, a flow module, a measurement module, and a control module. It employs a PLC controller for PID closed-loop control, using the engine exhaust temperature measured by a temperature sensor as the feedback parameter and the fuel pump regulator rocker arm angle as the control variable. A high-precision servo motor and reducer combination is used to adjust the fuel pump regulator rocker arm angle in real time to control the engine exhaust temperature. Furthermore, this invention calculates the actual engine airflow based on the engine bleed air flow measured by a flow meter and the total intake air flow measured by the measurement section. Using the actual airflow as the feedback parameter and the angles of the intake and bleed air regulating valves as the control variables, the angles of the intake and bleed air regulating valves are adjusted in real time to control the engine airflow.

This invention relates to the field of oil and gas exploration technology and discloses an automatic identification method for drilling cuttings lithology. The method includes: acquiring drilling cuttings images collected from different well areas; preprocessing the drilling cuttings images to obtain target images that meet preset requirements; using a deep learning model to identify the target images and segment them into multiple individual cuttings images; extracting features from the individual cuttings images based on a neural network algorithm; classifying and labeling rock types in the feature space based on the extracted features using the KNN algorithm to establish an automatic identification model for drilling cuttings lithology; and using the automatic identification model to identify the target drilling cuttings. The automatic identification method for drilling cuttings lithology disclosed in this invention is simple to operate, has high identification efficiency, accurate lithology identification, and a wide range of applications.

The invention relates to a Bluetooth AOA signal outlier elimination method and system based on deep learning, and the method comprises the steps: initializing system configuration, and cooperatively collecting Bluetooth signals through employing a plurality of Bluetooth base stations; acquiring IQ data in a plurality of Bluetooth base stations, and performing data preprocessing; according to the IQ data, performing calculation to obtain a preliminary positioning result of the Bluetooth terminal; constructing an input data set of the deep learning model and designing a network structure of the deep learning model; training a deep learning model according to the input data set; the training precision of the deep learning model is judged, if the training precision meets the requirement, IQ data collected in real time is input into the trained deep learning model, and a real-time positioning result of the Bluetooth terminal is obtained; otherwise, returning to adjust the network structure; and optimizing the real-time positioning result by using a Kalman filtering algorithm to obtain a final positioning result. Compared with the prior art, the method has the advantages of high positioning accuracy and strong robustness.

The utility model belongs to the technical field of agricultural frost prevention, and particularly relates to an intelligent spraying device for preventing fruit trees from freezing flowers, which comprises a deep-well pump, a booster pump, a pipeline, a spraying system, a meteorological data acquisition system, a control system and an erecting device. According to the system, stable heat energy of underground water is utilized, the underground water with the temperature ranging from 12 DEG C to 15 DEG C is pumped through a deep well pump, the temperature around fruit trees is directly increased through the stable heat energy of the underground water, natural heat energy of the underground water is directly utilized, energy consumption and operation cost are remarkably reduced, and a high-precision temperature sensor, a humidity sensor and an intelligent control system are integrated; the temperature and humidity of the orchard can be monitored in real time, and spraying time and water spraying amount can be automatically adjusted according to meteorological data. The automatic control mode not only improves timeliness and accuracy of anti-frost measures, but also reduces manual intervention, reduces labor intensity and management cost, and realizes accurate temperature control and uniform coverage of fruit tree crowns.

A driven gear quantitative feeding device comprises a rack, a first driving motor, a transmission disc, a rotating shaft, a stacking assembly and a lifting mechanism. The first driving motor drives the rotating shaft to rotate so as to drive the transmission disc to rotate. The multiple stacking assemblies are evenly arranged in the annular direction of the transmission disc, each stacking assembly comprises a chassis, a guide shaft and a first lifting plate, the guide shafts are fixed to the chassis, and the first lifting plates are installed on the guide shafts in a sliding mode. The chassis and the driving disc are respectively provided with a group of through holes. After the stacking assembly rotates to the feeding area along with the transmission disc, the lifting part of the lifting mechanism sequentially penetrates through the through holes and jacks the first lifting plate, so that the gears located on the lifting plate are jacked one by one, and quantitative output of the driven gears is achieved. The device is compact in structure, stable in feeding and capable of achieving ordered distribution and continuous feeding of gears.

The application provides a kind of data offline synchronization method based on MQTT protocol client and server, it is related to information technology field, including that client and server establish MQTT long connection;Client encapsulates message synchronization interface, and judges current network state in interface, if network is unobstructed, go online mode, if network is not connected, go offline mode;In online mode, data is directly synchronized to server through MQTT connection;In offline mode, client first caches synchronization data, and checks network state regularly, when network recovers, immediately start synchronization task;Server receives message, and parses data according to message type and handles it.The application can be applied in places with good network environment such as shopping mall, office building, street, etc., and also can be applied in places with poor network environment such as field, mountainous area, jungle, etc., with wider application scenarios.Using the characteristics of MQTT publishing and subscribing, when a large amount of data is used, the server can process data on demand, reduce the pressure on the service, and improve the stability of the service.

This utility model relates to the field of impact testing machine technology and discloses an impact testing machine for testing fiber-reinforced nylon sheets. It includes a base plate, clamps, a vertical plate, an operating screen, a pendulum rod, and an impact block. A support plate is fixedly connected to the side of the vertical plate near the operating screen. A rotating mechanism is connected to the other end of the support plate. A monitoring mechanism is connected to the output end of the rotating mechanism. A movable component is connected to the other end of the monitoring mechanism. A second magnet is connected inside the movable component. A connecting block is fixedly connected to the lower end of the pendulum rod. A first magnet is fixedly connected to the inner wall of the connecting block. The bottom surface of the connecting block is connected to the upper end of the impact block. The first and second magnets repel each other. This impact testing machine for testing fiber-reinforced nylon sheets utilizes the repulsive property of the first and second magnets to provide additional reverse thrust when the pendulum rod swings in the opposite direction. Combined with the rigid blocking of the movable component, the next operation can be performed without waiting for the pendulum rod to come to a natural stop, significantly shortening the testing cycle.

The embodiment of the application provides a kind of multi-node state set driven cluster self-recovery method, system and medium, belong to computer technology field.The method comprises: obtaining the running state information of each node in target cluster, and based on the running state information of each node, state set for representing the overall state of cluster is constructed;State determination is carried out based on the state set to determine the corresponding cluster state type;Based on the cluster state type, hierarchical decision is executed to generate corresponding control instruction;Based on the control instruction, corresponding control operation is executed.The application scheme realizes the automatic safe recovery of cluster in full offline scene and improves overall operation stability and recovery efficiency by the hierarchical decision mechanism driven by multi-node state set.

The utility model discloses a kind of electric power cable protection pipe raw material automatic feeding devices, including installation box, rotatingly installed with rotary table in the installation box, fixedly embedded with screening frame on the rotary table, the rotary table is sleeved with second gear ring, rotatingly installed with driving wheel in the installation box, fixedly installed with discharge pipe in the installation box, the screening frame is rotatably connected with discharge pipe, rotatingly installed with mounting ring in the discharge pipe, discharge pipe is equipped with multiple groups of ring distribution flap, rotating is driven by rotary table screening frame, realize the dynamic screening of raw material, effectively separate the particle and impurity meeting production requirement, metal impurity or agglomerate after screening remains in screen frame, periodically open motor drive a group of mounting shaft in discharge pipe, rotate, under the action of first gear ring and multiple first gear, multiple flap are synchronously opened, metal impurity and agglomerate accumulated in screening frame fall into discharge pipe and are automatically discharged.

The application discloses a non-stop automatic roll changing device, and relates to the technical field of automatic roll changing of a roll material, and comprises a fixed plate and an adhesive mechanism, a glue discharging mechanism and a roll feeding mechanism arranged on the fixed plate. The roll material is automatically and efficiently changed through the cooperative matching of a bonding pressure roller, a cutting clamp, a glue retaining groove, a position sensor, a roll storage bin, a guide slope, a transfer table, an electric control door, a movable sliding groove, a transfer roller, a material returning opening and a material returning slide, and the roll changing efficiency is improved, the downtime is reduced, and the manual intervention is reduced. Meanwhile, the stability and reliability of the roll material bonding and transmission are ensured.