2351 results about "Production cycle" patented technology

The invention discloses a mold life prediction and maintenance strategy making method based on big data analysis, and particularly relates to the field of mold life prediction and maintenance, and the method comprises the following steps: collecting and associating multi-source heterogeneous data in a mold production process; comprising process parameter time sequence data, on-line monitoring time sequence data and structured and image data of off-line inspection; performing time domain alignment and collaborative feature extraction on the data, and constructing a structured training data set taking a production cycle as a unit; inputting the data set into a dynamic evolution prediction model, outputting a mold health state score, and generating a dynamic maintenance strategy through a multi-objective optimization model in combination with production context information; and finally, visually displaying the strategy, converting the strategy into a control instruction, issuing the control instruction to a production management system, and automatically triggering maintenance execution. The method can realize high-precision life prediction, dynamically optimize the maintenance decision, significantly improve the service life and production efficiency of the mold, and reduce the maintenance cost and production risk.

The invention relates to the technical field of equipment monitoring, in particular to a method and a system for collecting and monitoring production data of automotive trim injection molding equipment. Comprising the following steps: firstly, acquiring real-time operation state data from injection molding equipment through a communication node, generating an equipment state data set, and constructing a parameter coupling model through a time sequence analysis method; when the temperature parameter fluctuation exceeds a preset threshold value, fusing the pressure data to generate optimal configuration, transmitting the optimal configuration to related equipment through an interactive network, and determining a linkage parameter set; thirdly, the linkage parameter set is processed through a classification method, a deviation index is obtained, a synchronization instruction is generated according to deviation, it is ensured that beats between the devices are consistent, and a unified production cycle is formed; and finally, through the prediction model, extracting production cycle data, predicting parameter fluctuation, adjusting equipment parameters, and determining final process configuration. The problems of beat deviation and parameter fluctuation between injection molding equipment in production are solved, the production process is optimized, and the production efficiency and the product quality are improved.

The invention discloses forming equipment for ceramic guide rail production and a forming method thereof, and relates to the technical field of ceramic guide rail forming, the forming equipment comprises a conveyor, a forming processing box and a raw material box, and the top of the conveyor is provided with the forming processing box. The ultrasonic disperser arranged in the raw material box is combined with the constant-temperature heating sleeve and the viscosity sensor of the conveying pipe, uniform flowing and accurate metering injection of slurry are guaranteed, in the forming stage, the vacuum pump actively pumps out bubbles in a cavity through the micropore array, pores are further eliminated in cooperation with the high-frequency micro-vibration device, the compactness and surface smoothness of the guide rail are greatly improved, and the production efficiency is improved. The cooling runner realizes gradient cooling and curing through closed-loop control of a temperature sensor and a temperature regulator, ceramic cracking deformation is effectively inhibited, the rotary mold assembly supports multi-angle adjustment, nondestructive demolding of a complex structure is facilitated, the production period is shortened, the process stability, energy consumption control and equipment adaptation flexibility are further enhanced, and the production efficiency is improved. And the targets of high precision, low defect and batch production are achieved.

The invention relates to the technical field of injection molding quality monitoring, in particular to a real-time monitoring method and system for injection molding production quality. The method comprises the following steps: acquiring a standard pressure curve and a standard temperature curve of each production stage in each injection molding production cycle; calculating the local intensity of each sampling moment; obtaining an abnormal fluctuation coefficient of each sampling moment, and constructing a multi-dimensional coupling dynamic weight of each sampling moment; multiplying the abnormal fluctuation coefficient by the multi-dimensional coupling dynamic weight to obtain a weighted dynamic fluctuation curve; integrating the weighted dynamic fluctuation curve to obtain a form deviation index; and performing anomaly detection on the current production cycle based on the form deviation index. And the monitoring precision of injection molding production is improved.

The invention relates to a multi-parameter and multi-field intelligent optimization method and system for a press free forging large-scale falling die, and the method achieves the collaborative optimization of technological parameters, die geometry and microstructure through a heat-force-microstructure three-field coupling modeling, a deep kernel learning agent model and a digital twinning guided multi-objective evolutionary algorithm, improves the optimization efficiency, and improves the optimization precision. The mold testing times are reduced; and meanwhile, a real-time closed-loop control system is constructed, the grain size uniformity of forgings is improved, the forming load is reduced, the production period is shortened, the process stability is improved, and the die service life is prolonged.

The invention discloses an industrial edge reasoning task-oriented model segmentation collaborative unloading method, which comprises the following steps of: obtaining a preferentially processed reasoning task, selecting a reasoning model, constructing a model segmentation candidate set, carrying out retraining and calibration on each segment, establishing a multi-edge collaborative unloading model, and according to a task scale, a segmentation position and a network state, carrying out multi-edge collaborative unloading on the multi-edge collaborative unloading model. Deciding an execution mode of each segment on a local node, an edge node or a cloud node; a Lyapunov optimization framework is introduced, a long-term precision constraint model is constructed, an initial resource allocation scheme is generated, collaborative optimization is carried out in combination with an improved multi-agent near-end strategy optimization algorithm, and an HCRA-AT-MAPPO fusion scheduling result is obtained; based on a Lyapunov optimization decision and an HCRA-AT-MAPPO fusion scheduling result, a model segmentation and unloading strategy is dynamically updated, and network fluctuation and task load change are adapted in real time. The assembling quality can be improved, and the production period can be shortened.

The invention discloses an intelligent closed-loop control system for a passivation solution in a hot galvanizing process, particularly relates to the technical field of industrial process automatic control, and is used for solving the problem of large parameter fluctuation caused by the fact that an existing passivation solution control mode lags behind intermittent production takt change. A signal monitoring module identifies a production cycle and calculates an estimated compensation value, an entropy weight generation module generates a weight distribution coefficient based on symbol sequence information entropy, and a data fusion module fuses the estimated compensation value and real-time monitoring data to generate a cooperation instruction. The trajectory prediction module simulates and generates a virtual change trajectory and a dynamic envelope line thereof according to the instruction, the envelope monitoring module monitors the running state of the real trajectory in the envelope line in real time, and the execution early warning module executes the instruction or generates an early warning signal according to the monitoring result. According to the system, prospective prediction and self-adaptive control of parameters of the passivation solution are realized, and the control precision and stability are effectively improved.

The invention relates to a full-automatic insert injection molding production line and a working method thereof. The full-automatic insert injection molding production line comprises a feeding mechanism, a transfer positioning mechanism is arranged beside the feeding mechanism, and an injection molding machine is arranged beside the transfer positioning mechanism; a first transfer mechanism is arranged between the feeding mechanism and the transfer positioning mechanism, a second transfer mechanism is arranged between the transfer positioning mechanism and the injection molding machine, a discharging conveying belt is arranged beside the second transfer mechanism, and a discharging detection mechanism is arranged at the feeding end of the discharging conveying belt. By arranging the first transfer mechanism, the second transfer mechanism, the feeding mechanism and the transfer positioning mechanism, multiple types of inserts can be supplied to the injection molding machine at the same time, so that full-automatic and high-precision production is achieved, the production efficiency is effectively improved, the production takt is compact, and the production period is shortened; and meanwhile, the transfer positioning mechanism and the second transfer mechanism can accurately position the insert, so that the insert is prevented from deviating when being embedded into the mold, and the yield is improved.

The invention relates to the technical field of battery processing devices, in particular to a lithium ion battery folding, ironing and shaping all-in-one machine and a battery folding, ironing and shaping method.The lithium ion battery folding, ironing and shaping all-in-one machine comprises a clamp module, a positioning module and a hot ironing module, the clamp module comprises a clamping component and a first guide rail, and the clamping component is slidably installed on the first guide rail; the positioning module comprises two positioning mechanisms, each positioning mechanism comprises a positioning assembly, a third driving part and a second guide rail, the positioning assemblies are slidably mounted on the second guide rails, and each positioning assembly is provided with a positioning surface; the hot ironing module comprises two hot ironing mechanisms, each hot ironing mechanism comprises a hot ironing part, a fourth driving part and a third guide rail, the hot ironing parts are slidably mounted on the third guide rails, and the hot ironing parts are provided with positioning grooves matched with the batteries. The all-in-one machine is suitable for edge folding and shaping of special-shaped batteries such as arc-shaped batteries, integrates multiple procedures of edge folding, edge ironing and shaping, reduces the waiting time for material transferring and positioning among multiple devices in a traditional production line, shortens the production cycle and avoids pole group deviation.

The invention discloses a three-dimensional woven radome preform woven and formed by a multi-heald eye device, weaving equipment with a plurality of independent controllable heald eyes is adopted, and the method comprises the following steps: S1, a weaving mold is provided, and the surface of the weaving mold is provided with a three-dimensional curved surface corresponding to the shape of a target preform; s2, a warp system is led to the weaving mold and penetrates through the independent controllable heald eye. By adopting a multi-heald-eye independent driving control scheme, the limitation of the number of healds of traditional fixed heald eye equipment is broken through, the weaving requirement of a large-size conical structure with the bottom maximum diameter being about 600mm and the axial length being about 900mm can be accurately met, meanwhile, yarns are arranged along the three-dimensional curved surface of the mold in a shape following mode, secondary preforming is conducted without the help of the mold, and the production efficiency is improved. According to the method, the size deviation and the structure damage caused by secondary processing are avoided, the production period is remarkably shortened, the economical efficiency and the efficiency of batch production are improved, and the weaving feasibility and the structure consistency of the large-size variable-thickness structure are ensured.

The invention provides a method for preparing a high-performance silicon nitride ceramic ball based on a pressure modulation sintering technology, and relates to the field of functional ceramic material preparation, and the method comprises the following steps: 1, preparing a green body; 2, PMS sintering is carried out; step 3, cooling; traditional high-performance silicon nitride ceramic balls (the relative density is required to be larger than 99%, the Vickers hardness is required to be larger than or equal to 1500 kgf / mm, the bending strength is required to be larger than or equal to 920 MPa, and the fracture toughness is required to be larger than or equal to 6.0 MPa.m / ) are mainly prepared through a two-step process of normal pressure / air pressure sintering (GPS) and hot isostatic pressing (HIP). Although high densification of the material can be realized, the method has the problems of complicated process flow, high energy consumption, long production period, high equipment occupancy rate and the like.

The utility model discloses a quenching furnace capable of continuously quenching. The quenching furnace comprises a quenching furnace body and a plurality of continuous conveying trolleys, the quenching furnace body comprises an upper-layer quenching area and a lower-layer continuous conveying area; a heat-insulating door is arranged at one end of the upper quenching area; a signal transmitter is arranged at the lower end of the insulation door; a conveying rail is arranged in the lower-layer continuous conveying area; the continuous conveying trolley is arranged on the conveying track; the continuous conveying trolley comprises a frame body, a plurality of rollers, a lifting assembly and a micro driving motor; the frame body is arranged on the conveying track through a plurality of rollers; a lifting assembly is arranged on the frame body; and a micro driving motor is arranged beside the roller. According to the quenching furnace capable of continuously quenching, it is not needed to wait for each workpiece to independently complete heating, heat preservation, cooling and other procedures like single-piece quenching, through the arrangement of the liftable continuous conveying trolley and the cooperation of a plurality of induction facilities, the production period is greatly shortened, the production efficiency is improved, and the quenching furnace is suitable for mass production of quenching parts.

The invention relates to a multi-agent collaborative semiconductor batch processing area scheduling method, which integrates adversarial learning and a multi-agent collaborative mechanism, constructs a batch grouping agent and a batch assignment agent, and realizes joint optimization of batch combination and task assignment. A gating circulation unit network is introduced to extract dynamic characteristics in the workshop operation process, and the perception and environment adaptability of a scheduling strategy to time sequence information are enhanced. Real and virtual experience samples are generated through adversarial training for pre-training, training data are expanded, and the strategy convergence speed is improved. An internal correlation structure between relation correction network modeling experiences is further introduced, and experience quality and strategy updating efficiency are improved in combination with a relative entropy optimization mechanism. According to the method, the problem that wafer processing system scheduling is often difficult to meet quick response and efficient scheduling through a traditional reinforcement learning method is solved, the scheduling decision can be quickly and accurately generated, the total production cycle in the wafer manufacturing process is effectively shortened, and the method has high engineering application value.

The invention discloses a site-level CCUS dynamic source-sink matching optimization method for an oil field enterprise, relates to the technical field of large-scale deployment of carbon capture, utilization and storage of the oil field enterprise, and particularly relates to the site-level CCUS dynamic source-sink matching optimization method for the oil field enterprise. Comprising the following steps: integrating a carbon source end full life cycle technical economy evaluation system and a storage target area'geology-potential-economy 'three-dimensional grading model to form a dynamic database; on the basis of the dynamic database, a mixed integer linear programming model fusing source sink dynamic priority coefficients is constructed, three scenes of cost minimization, oil displacement income maximization and carbon sink subsidy excitation are set, and a constraint system is coupled; according to the method, carbon source technology economic evaluation and storage target area three-dimensional grading are fused, the specific injection-production cycle, policy incentive and pipe network constraint of an oil field are converted into time-varying weight coefficients, traditional static optimization limitation is broken through, and site-level source-sink dynamic accurate matching is achieved.

The invention provides an electric automobile air pressure rod welding device which comprises a base, a rotating ring seat arranged on the base, a plurality of placing tables arranged on the rotating ring seat in the circumferential direction, a three-jaw chuck arranged on each placing table and used for clamping an air pressure rod connecting rod piece, and a supporting column arranged in the center of the base. A top seat is arranged at the top of the supporting column, a sliding groove is formed in the top seat, a movable seat is arranged in the sliding groove in a sliding mode, the clamping mechanism is arranged on the movable seat, the clamping mechanism comprises two clamping plates, two sliding rails and a clamping air cylinder, one clamping plate is fixedly connected with the movable seat, the other clamping plate is arranged on the two sliding rails in a sliding mode, and the clamping air cylinder is fixedly connected with the movable seat. By means of the rotary welding device, the problem that in the prior art, stable jacking and positioning of a workpiece and stable implementation of rotary welding are difficult to achieve at the same time, and consequently the consistency of welding seams and the production takt are difficult to guarantee at the same time is solved. The rotary welding device solves the problem that in the prior art, stable jacking and positioning of the workpiece and stable implementation of rotary welding are difficult to achieve at the same time.

A method for processing a warehouse order task, comprising: determining a production end time of an order to be processed; determining a production period of a batch task that the order to be processed belongs to; determining whether to issue the order to be processed to a picking pool according to the production end time and the production period; in response to determining not to issue the order to be processed to the picking pool, assigning the order to be processed to a picking terminal according to a backlog quantity of orders to be outbound and an outbound productivity; and in response to determining to issue the order to be processed to the picking pool, assigning the order to be processed to a picking terminal according to an order quantity of the batch task and a batch completion efficiency.

The invention discloses a detection assembly system and a detection assembly method for a frame bushing, the detection assembly system comprises a press fitting part, a positioning part, a first detection part, a second detection part, a third detection part and a control part, the problem of separation of detection and assembly is solved, the axial rigidity detection of the bushing can be completed in the initial stage of press fitting, and the detection efficiency is improved. Extra detection procedures are not needed, the overall production cycle is greatly shortened, and the method is suitable for the large-batch production rhythm; potential quality hazards caused by sampling detection are eliminated, and abnormal linings are prevented from flowing into subsequent links; the positioning ends of the positioning pieces can be close to or far away from each other, and by combining the supporting design of the guide inclined surfaces, the tool can be adaptive to bushing outer sleeves of different sizes, frequent tool replacement is not needed, and the equipment debugging cost is reduced; while the assembly precision of the bushing is ensured, high efficiency, no damage and full coverage of rigidity detection are realized, the production quality and efficiency of the auxiliary frame are obviously improved, the later rework cost is reduced, and the control performance of the whole vehicle and the stability of NVH (Noise Vibration and Harshness) performance are ensured.

The invention relates to the technical field of textile production scheduling, in particular to a textile production full-process intelligent scheduling system, which comprises a data acquisition module for setting a target production cycle and collecting basic information of all orders in the target production cycle to form an order set; the basic information of the order comprises an order type, an order quantity and order delivery time; and the working procedure determination module divides the production process of the textiles produced by the orders into a plurality of working procedure links based on the order types and the textile production process conditions, the working procedure links comprise key working procedures and auxiliary working procedures, and the auxiliary working procedures are auxiliary processing procedures of the key working procedures. According to the textile production full-process intelligent scheduling system provided by the invention, personalized prediction can be carried out on the actual production line productivity of each order in the target period, an extensive historical average value is abandoned, and the accuracy of productivity prediction is remarkably improved.

According to the parallel working type synthetic resin in-mold expansion foaming batch forming device and method, the three procedures of mold filling of raw materials, steam foaming work and product cooling and taking out are independent of one another, work in parallel and do not interfere with one another, continuous production is achieved, the time fault tolerance is greatly improved, the single-piece production period is effectively shortened, and the production efficiency is improved. The overall production efficiency is improved; after the steam tank is started to work, the steam tank is continuously used and continuously keeps a hot state, so that the consumption of steam can be effectively reduced, and the carbon reduction performance of energy is outstanding; the surface of the upper mold and the surface of the lower mold are additionally provided with air holes which are widely and comprehensively covered, venting plugs which stop raw material foaming particles from passing but can allow water vapor to pass are additionally arranged in the air holes, the radiating surface of the water vapor in a mold cavity is increased, each raw material foaming particle is considered, and the water vapor penetrates through each particle gap, so that heating is more uniform; the foaming particle size is consistent, the density is uniform, the mechanical property is greatly improved, and the appearance quality is excellent.

The invention provides an optimal control method and system for power system carbon emission, and relates to the technical field of carbon emission optimal control, and the method comprises the steps: collecting a real-time load, a power grid carbon emission factor and time-of-use electricity price, employing a clustering algorithm to automatically divide a power utilization period, carrying out the modeling of the dynamic change of the carbon emission factor at different time periods, and carrying out the optimal control of the power system carbon emission. An energy storage charging and discharging path is optimized according to the principle of peak period discharging, smoothing and valley period charging, and energy loss and the health state of an energy storage unit in the charging and discharging process are included in carbon emission accounting; and meanwhile, a multi-target collaborative optimization model is constructed to realize tradeoff optimization of the total carbon emission and the power consumption cost, so that the time sequence characteristics of the actual production load and the power grid carbon emission factor are accurately matched, the carbon emission collection precision and the scheduling optimization level are improved, and the carbon emission and the energy consumption cost in the production cycle are effectively reduced.

The invention discloses a preparation method of a high-density carbon-carbon composite material, which comprises the following steps: soaking a needled prefabricated body in a resin mixed solution, vacuumizing and dipping, drying in a drying oven, then putting into a mold, carrying out hot-pressing curing molding, and carbonizing to obtain the high-density carbon-carbon composite material. According to the preparation method, the carbon-carbon composite material with the density larger than 1.2 g / cm < 3 > can be obtained through one-time dipping and one-time hot pressing, the production period is short, energy consumption is low, the production cost is remarkably reduced, and the carbon-ceramic composite material with the density larger than 1.2 g / cm < 3 > can be obtained through one-time dipping and one-time hot pressing. And the prepared carbon-carbon composite material can achieve a high-density effect when the density is low, and has the characteristics of good air tightness, difficulty in deformation at high temperature and the like.

The invention relates to the technical field of casting, and discloses a quick-cooling and continuous-production faucet casting mold which comprises a base table, a standby station, an injection molding station, a cooling station and a demolding station are arranged above the base table, and lower molds and upper molds are arranged at the standby station, the injection molding station, the cooling station and the demolding station correspondingly. A rotary switching assembly for driving each group of molds to rotate for position switching is arranged above the base table, and through the rotary switching assembly, the upper mold and the lower mold which are located at the standby station, the injection molding station, the cooling station and the demolding station continuously rotate, so that the position switching of the molds among the stations is realized; and the mold can sequentially complete corresponding operation at all stations according to a set sequence, a smooth production cycle is formed, the production efficiency of faucet casting is remarkably improved, the requirement for continuous production is met, the waiting time in the production process is shortened, and the equipment utilization rate is increased.

The invention relates to the technical field of wave-absorbing materials, in particular to a broadband wave-absorbing material and a preparation method and application thereof. According to the preparation technology of the wave-absorbing material, a non-woven fabric carrier with graded pores and continuous gradient distribution is constructed by virtue of induction of a centrifugal force field, and then the non-woven fabric carrier is placed in a magnetic dispersion liquid system to be subjected to impregnation ultrasonic dispersion load treatment, so that heterogeneous interface structures are constructed on the surfaces and the interiors of fibers, and the prepared material fabric has the characteristics of light weight and broadband wave-absorbing performance; the method is suitable for military and civil high-tech fields such as electromagnetic protective clothing and invisibility. The method has the advantages of short production period, high raw material utilization rate and the like.

The invention discloses a forming device of a cable connector. The forming device comprises a workbench; the jig conveying mechanism comprises a jig conveying assembly, a jig backflow assembly, a first jig transferring assembly and a second jig transferring assembly. The jig conveying assembly and the jig backflow assembly are both arranged at the top of the workbench and provided with injection molding body jigs. The first jig transferring assembly and the second jig transferring assembly are both arranged at the top of the workbench and located between the jig conveying assembly and the jig backflow assembly so as to transfer all injection molding body jigs to the jig conveying assembly or the jig backflow assembly; a wire needle assembling mechanism, a first injection molding mechanism, a first waste clamping mechanism, a second injection molding mechanism and a second waste clamping mechanism are sequentially arranged in the injection molding body jig conveying direction of the jig conveying assembly. According to the scheme, a plurality of injection molding body jigs are automatically and circularly conveyed, the production period is shortened, the production continuity is enhanced, and the requirement of large-scale production can be met.

The utility model relates to a cage basket conveying system which comprises a feeding roller seat connected with the feeding end of ultrahigh-pressure sterilization equipment and a discharging roller seat connected with the discharging end of the ultrahigh-pressure sterilization equipment, and a feeding cage pushing mechanism is installed above the feeding roller seat in a matched mode. The feeding cage pushing mechanism pushes a cage basket on the feeding roller seat into the ultrahigh-pressure sterilization equipment, the discharging cage pushing mechanism is installed above the discharging roller seat in a matched mode, and the discharging cage pushing mechanism clamps and drives the cage basket at the discharging end of the ultrahigh-pressure sterilization equipment to move along the discharging roller seat, so that discharging is conducted. By arranging the roller seat, the feeding cage pushing mechanism and the discharging cage pushing mechanism, automatic feeding and discharging of the ultrahigh-pressure sterilization equipment can be realized, so that the conveying efficiency is effectively improved, the production takt is compact, the labor intensity of workers is reduced, and the production number of finished products is reduced.

The application discloses a kind of suitable for high manganese non-magnetic steel's regrinding rolling process, belong to technical field.The regrinding rolling process includes the following steps: (1) using the regrinding process of ladder transition, the upper surface edge defect of high manganese non-magnetic steel blank is regrinded treatment;(2) using the regrinding process of ladder transition symmetric with upper surface to the lower surface of blank regrinding treatment;(3) the blank after regrinding treatment of upper surface and lower surface is heated treatment;(4) using two-stage controlled rolling process.The regrinding rolling process used in the application is regrinded by ladder transition in the place where blank edge has defect, without regrinding the entire lower surface, after using this regrinding method, the regrinding amount of blank is reduced, and the regrinding efficiency is improved, and the blank yield is improved.The application uses economic TMCP process, and the process is simple, the production cycle is short, and the production cost is low.

The invention discloses PAD small part pressing, welding and material throwing integrated equipment which comprises a mounting table, a welding assembly, two pressing assemblies, two transferring assemblies and a second feeding assembly, a portal frame is erected on the mounting table and extends in the Y-axis direction, the welding assembly is arranged on the portal frame and can move in the X-axis direction and the Z-axis direction, and the first feeding assembly is arranged on the mounting table and can move in the X-axis direction and the Z-axis direction. The first feeding assembly is arranged on the mounting table and located on one side of the portal frame, the two pressing assemblies are arranged on the other side of the portal frame and arranged in the axial direction in a spaced mode, the two transferring assemblies are distributed below the portal frame in the Y-axis direction in a spaced mode, and the two transferring assemblies extend in the X-axis direction and are adjacent to the two pressing assemblies in a one-to-one mode. The first feeding assembly is arranged on one side of the portal frame, the two transferring assemblies are used for bearing the large materials conveyed by the first feeding assembly and transferring the large materials to the position below the pressing assembly, the second feeding assembly is arranged on the other side of the portal frame and used for conveying the small materials to the welding position of the large materials, and when the second feeding assembly conveys the small materials to the welding position of the large materials, the small materials are conveyed to the welding position of the large materials. The small materials are pressed on the large materials through the pressing assembly, and the small materials are welded to the large materials through the welding assembly. The equipment integrates the pressing function and the welding function, and the tedious process that in traditional production, multiple pieces of equipment are needed, and multiple times of transferring and clamping are needed is avoided. Small materials and large materials can be subjected to a series of operation from feeding, pressing to welding in the equipment, so that the production period is greatly shortened, the production efficiency is improved, and the production cost is reduced.

The invention discloses a part flexible dynamic production optimization method and device based on a low-carbon target, and relates to the field of intelligent machining. The method comprises the following steps: firstly, aiming at an autonomous production station process and an outsourcing production station process of part production, constructing a multi-objective optimized Petri net model; secondly, respectively calculating the production cost, the carbon emission and the production cycle of each path in the Petri network model based on the decision variable group; and finally, performing multi-objective optimization through a marine predator algorithm according to the priorities of the three objectives of the production cost, the carbon emission and the production cycle. On the basis of a traditional part production and manufacturing organization mode, multiple targets such as the product production cycle, the production cost and the carbon emission in the production process are considered, a part flexible dynamic production organization optimization model is constructed, and dynamic flexible distribution of autonomous production and outsourcing production is achieved. The carbon emission in the production process can be estimated in the product design stage, and effective measures are taken to reduce the carbon emission when production tasks are distributed.

The utility model provides a high-power switching power supply planar transformer with an adjustable turn ratio, which comprises a magnetic core, and a winding component is fixed in the magnetic core; the winding assembly is formed by stacking a plurality of secondary winding copper sheets and a plurality of primary winding copper sheets in a crossed mode, two primary leading-out terminals are arranged on the side portion of the same end of each primary winding copper sheet, and two secondary leading-out terminals are arranged on the end portion of each secondary winding copper sheet. The primary leading-out terminal connects a plurality of primary winding copper sheets in series through a primary fixing bolt, and the secondary leading-out terminal connects a plurality of secondary winding copper sheets in series through a secondary fixing bolt. According to the utility model, a plurality of primary leading-out terminals and secondary leading-out terminals are arranged on the winding, and the primary and secondary turns of the transformer can be flexibly selected by connecting different leading-out terminals; and the tedious process in the PCB winding manufacturing process is omitted, the raw material cost and the production and processing cost are greatly reduced, and the production period is shortened.

The invention relates to the technical field of die-casting machines, in particular to a die-casting machine rapid energy storage device, a control method and a die-casting machine, the energy storage device comprises a control unit, an oil supply unit, an energy storage unit, a first pressure collection unit used for collecting the output pressure of the oil supply unit, and a second pressure collection unit used for collecting the internal pressure of the energy storage unit; the control unit is respectively connected with the first pressure acquisition unit and the second pressure acquisition unit; the oil supply unit is communicated with the energy storage unit to convey hydraulic oil; the control unit is configured to control the oil supply unit to be in a speed control mode in the energy storage stage of the die-casting machine so that the oil supply unit can operate according to a preset speed instruction, and meanwhile, according to the first pressure value of the first pressure collection unit and the second pressure value of the second pressure collection unit, a pressure control instruction output to the oil supply unit is adjusted in real time. Therefore, the energy storage stage time of equipment is shortened, the production period of the equipment is relatively shortened, and the speed ring and the pressure ring of the servo oil pump are used in cooperation.