13results about How to "Exempt from modification" patented technology

The invention relates to a digital twin-driven distributed warehousing system and method, and belongs to the technical field of intelligent logistics. The system comprises a sensing execution layer, a network transmission layer, an edge computing layer, a cloud platform layer and an application service layer. The method comprises the following steps: acquiring storage physical entity data through a perception execution layer; the data is transmitted to the edge computing layer and the cloud platform layer through the network transmission layer; in the cloud platform layer, a high-fidelity virtual warehouse is constructed and synchronized through a digital twin engine; using a multi-agent reinforcement learning algorithm to perform centralized training in a digital twin environment to generate a distributed cooperative scheduling strategy; and issuing the strategy to an edge computing layer and a sensing execution layer, and driving an autonomous mobile robot cluster to execute a cooperative task. According to the invention, step-type improvement of the warehousing system in flexibility, intelligence and cooperative capability is realized, and the problems of rigid bottleneck, non-optimal decision and low cooperative efficiency of a traditional system are solved.

The utility model relates to the technical field of land transportation, especially to a steel pallet, an end bracket and a railway flat collection shared vehicle. The steel pallet can support the end of goods and has a mounting position for mounting a stopper, without the need to set a bottom plate structure along the floor, which is conducive to weight reduction design. The steel pallet has a plurality of pairs of container corner fittings arranged along the longitudinal direction at intervals, each pair of container corner fittings is composed of two container corner fittings separately arranged on both sides of the steel pallet, and the plurality of pairs of container corner fittings can be selectively connected with a pair of container locks on the railway flat collection shared vehicle and the automobile with the container lock head. This design is more suitable for a wider range of goods and can provide effective and safe transportation.

A wiring terminal rail shifting mechanism comprises a shifting base, a shifting rail arranged along a wiring terminal machining rail, a plurality of pushing structures arranged on the shifting rail and used for pushing wiring terminals to advance on the wiring terminal machining rail, and a shifting driving structure arranged on the shifting base and used for driving the shifting rail to move. The displacement driving structure is connected with the displacement track through a displacement connecting block, and drives the displacement track to advance and retreat along the wiring terminal processing track; and the pushing structure pushes the wiring terminal to advance along the wiring terminal processing track when the shifting track advances, and avoids the wiring terminal when the shifting track retreats. According to the utility model, through the design of automatic operation, the wiring terminals are automatically pushed among different stations in an automatic assembly system of the wiring terminals.

The invention discloses portable infusion equipment with an early warning function and a monitoring system. The equipment comprises an openable fixing ring, an eccentric wheel / cam extrusion adjusting assembly, a disposable LC resonance sensing short pipe section, a reading coil, a processing unit and a normally closed emergency pinch-off mechanism. The fixing ring sleeves and clamps the infusion hose, and the motor drives the extrusion part to continuously change the through-flow section of the hose; the reading coil and the disposable LC sensor are in non-contact coupling frequency sweeping to read resonance characteristics, the processing unit converts the resonance characteristics into pressure / flow and carries out closed-loop control, and in-place identification and automatic calibration are achieved. The system integrates bubble detection, blockage judgment and slow release strategy and dual-channel flow consistency calibration; and extravasation early warning can be realized through micro pinch-off pulse and pressure response fitting, and the reliability is improved in cooperation with skin patch signal fusion. The device is linked with a mobile terminal and a cloud platform through a wireless module to realize remote monitoring and alarm pushing.

This application provides a full-system cold flow test system for a liquid rocket pressurization and delivery system. The system includes: a storage tank, a pressurization system, a delivery system, and a water tank. The storage tank contains liquid. The pressurization system is connected to the top of the storage tank and is used to increase the pressure in the storage tank. The delivery system includes a drain pipe and a liquid discharge flow limiting device. The liquid discharge flow limiting device is installed on the drain pipe. One end of the drain pipe is connected to the bottom of the storage tank, and the other end extends into the water tank. The drain pipe is used to deliver the liquid from the storage tank to the water tank. The liquid discharge flow limiting device is used to control the discharge flow rate of the liquid from the storage tank. This application comprehensively simulates a full-system cold flow test without engine ignition, improving the realism and reliability of the test.

The bending equipment for metal material manufacturing comprises a workbench, supporting columns are fixedly mounted at the four corners of the bottom of the workbench correspondingly, fixing columns are fixedly connected between the four supporting columns correspondingly, dampers are arranged at the bottoms of the four supporting columns correspondingly, a first mounting groove is formed in one side of the top of the workbench, and a second mounting groove is formed in the other side of the top of the workbench; a clamping assembly is arranged in an inner cavity of the first mounting groove, a bending assembly is arranged in an inner cavity of the workbench, a second limiting groove is formed in the top of the workbench, and a plurality of scale marks are arranged on the surface of the second limiting groove. Through the arrangement of the bending assembly, when the device is used for bending a metal pipe, the bending angle can be adjusted in real time according to the design requirements of different workpieces, equipment hardware does not need to be replaced or transformed, the production cost is reduced, production diversity is met, and meanwhile the overall production efficiency is improved.

The utility model discloses a lead frame unit and a chip in a QFN packaging form. The lead frame unit comprises a support frame; an even number of pins including a first pin; and the base island comprises a first side edge, a second side edge and a third side edge, the first side edge is opposite to the second side edge, the first side edge and the second side edge are adjacent to the third side edge, the first side edge and the second side edge of the base island are respectively connected with the supporting frame through a connecting rib, and the third side edge of the base island is connected with the first pin. The lead frame unit structure saves area, has more pins under a general QFN packaging form with the same boundary dimension and the same pin pitch, and is simple and reliable in structure and low in cost, the packaging boundary dimension is the same as the existing common QFN boundary dimension, the existing packaging test equipment is fully utilized, flow channels with different dimensions do not need to be transformed or switched, and the production cost is reduced. And time and cost are saved.

The application discloses an automatic generation method of a compilation configuration file, and at least comprises the following steps: separating a to-be-compiled file and a compilation rule in a software engineering, and generating a first compilation configuration file only comprising the compilation rule; searching the to-be-compiled file under a directory tree where the software engineering is located by using a pre-written compilation configuration file automatic generation tool; and saving the searched to-be-compiled file and the corresponding directory in a second compilation configuration file in the form of a file list and a directory list respectively, wherein the second compilation configuration file is contained in the first compilation configuration file through a file containing instruction. The application further discloses a corresponding device, an electronic device and a storage medium. By implementing the application, the compilation configuration file can be automatically generated efficiently and at low cost.

The application discloses an intelligent recommendation and feedback evolution system and method based on agent skills, and belongs to the technical fields of artificial intelligence, agent execution framework and the like.The application first collects open-source agent skill description files in large scale, completes format verification, meta-information completion and deduplication, and builds a selected skill set;combined with rule extraction and large language model analysis, a structured skill portrait covering environment dependence, quality and verifiability evaluation is generated.For the verifiable skills, verification tasks are reversely constructed, and operation verification is completed relying on a sandbox environment and a real agent.The system adopts a two-stage mode of vector retrieval recall plus agent fine arrangement to realize accurate recommendation, and encapsulates relevant capabilities as general skills to reduce the access threshold of clients.Meanwhile, structured feedback data is collected and stored taking a conversation identifier as a carrier, so as to promote offline iterative optimization of the skill library.

This invention discloses a method for coordinated economic scheduling of power frequency and variable frequency hybrid cascade pumping stations and gate valves based on dynamic optimization of forebay water level. The method collects static parameters and real-time operating data of the water diversion project; constructs a pumping station characteristic curve model covering four operating conditions: single pump operation, power frequency parallel operation, variable frequency parallel operation, and power frequency and variable frequency hybrid operation; uses forebay water level as the optimization decision variable, iterates through different forebay water levels and calculates the total system power, determines the optimal speed combination through speed optimization, and constructs a drift law library of water supply flow and optimal forebay water level; establishes an economic scheduling model with the goal of minimizing pump power consumption cost, using forebay water level as a dynamic decision variable and obtaining the safe operating boundary based on the drift law library; monitors water supply deviation at each scheduling moment, and when the deviation exceeds a threshold, re-solves the model using the actual forebay water level and remaining water demand as boundary conditions, generates a scheduling plan for the remaining time period, and issues it for execution.

The present invention discloses a density meter design method and system suitable for long-distance non-contact observation of unmanned equipment, which relates to the technical field of auxiliary tool design for unmanned measurement equipment, including: qualitatively giving the shape of a float, wherein the float is composed of a cylindrical upper column, a cylindrical lower column and a counterweight ball; obtaining design basis variables according to the shape of the float, inputting the design basis variables into an expression of variables to be designed based on the design basis variables, and calculating the variables to be designed, wherein the design basis variables include liquid pool constraint variables and design constraint variables; using the obtained variables to be designed to perform depth constraint criterion, if the depth constraint criterion is not met, adjusting the design basis variables until the depth constraint criterion is met, and if the depth constraint criterion is met, designing a density meter according to the variables to be designed.

The present invention discloses a method for ensuring the cleanliness of chip plastic packaging, which specifically relates to the field of chip packaging, including obtaining empirical data related to machine models, plastic packaging material models and processes; obtaining a mold surface image during the plastic packaging process; preprocessing the image, extracting key features of the image, comparing it with the clean mold surface image, and estimating the cleanliness of the mold surface; and requiring or forcing the operator to wash the mold in combination with historical empirical data. The present invention uses an image sensor to collect images of multiple mold surfaces, and compares them with the image of the clean mold surface to determine whether to wash the mold; it not only uses the empirical parameters obtained in historical production, but also ensures that there is not much modification to the production line, and can quickly adjust to enter the production state; uses the image to quickly estimate the cleanliness of the mold surface, and provides a decision basis for whether to wash the film, thereby ensuring the cleanliness of the plastic packaging mold, thereby improving the yield rate of the plastic packaging process of chip packaging, and improving production efficiency.

The utility model discloses a butt joint transplanter which comprises a machine frame, and a plate disassembling station, a transfer station and a plate discharging station are arranged on the machine frame. The carrier feeding and discharging conveying track is installed on the rack and used for receiving the carriers carrying the PCBs, conveying the carriers to the board disassembling station and outputting the carriers taking out the PCBs; the PCB transplanting manipulator is mounted on the rack and is used for sucking the PCBs on the carriers positioned on the board disassembling station to the transfer station; and the board discharging and transplanting mechanism is mounted on the rack and used for receiving the PCBs located at the transfer station and conveying the PCBs to the board discharging station. According to the utility model, the PCB can be automatically taken out from the carrier before being processed by the PCB processing equipment and conveyed to the board taking station of the PCB processing equipment, so that the traditional manual operation is replaced, the steps of the manual operation are greatly reduced, and the production efficiency is improved.