31 results about "Material requirements" patented technology

The invention discloses a dynamic distribution method for incomplete replacement materials in a supply chain, and the method comprises the following steps: (1), carrying out the periodic prediction of the material demands of different replacement materials according to the long-term plan of the incomplete replacement materials, and obtaining the plan quota of each replacement material; (2) in the execution process of the production plan, the plan quota is used as the to-be-distributed number of the replacement materials in production to distribute the replacement materials; (3) the replacement materials with the distribution quantity not matched with the actual production requirement in the distribution process are distributed again; and (4) on the basis of the distribution result, material demand periodical prediction of incomplete replacement materials in the next stage is carried out, and circulation from the step (1) to the step (3) is carried out. According to the method, the problem that incomplete replacement materials in an existing supply chain are mistakenly purchased and used in the supply and distribution process, so that the replacement materials are excessive or in shortage, and the problem that the plan accuracy is affected can be solved.

According to the device of the present application, a series of consecutive and efficient operations can be realized. It can receive detailed instructions including construction style, material specification, work procedure, and accurate drawings of the target space from the user terminal. Based on this information, the device creates a construction plan covering the construction scope, material requirements, work items, and schedule. Then, the device selects suitable construction companies from the candidates according to the construction plan. Finally, the device accurately calculates the construction estimate by combining the construction plan with the selected company's situation, providing accurate cost reference for the project advancement, effectively assisting the pre-planning and decision-making of the construction project.

The invention provides a positioning tool and a positioning method. The positioning tool comprises a bottom plate, a plurality of first positioning blocks and second positioning blocks in one-to-one correspondence with the first positioning blocks, and the first positioning blocks are fixed to the edge of the bottom plate in a surrounding mode; the second positioning block is detachably fixed to the side, close to the center of the bottom plate, of the first positioning block through a first fastener, and the second positioning block can slide relative to the first positioning block in the first direction. A positioning assembly used for bearing a workpiece is arranged on the side, close to the center of the bottom plate, of the second positioning block. The first direction refers to the direction perpendicular to the plane where the bottom plate is located. The second positioning block can lift and slide in the first direction relative to the first positioning block, and it can be ensured that the height of the positioning assembly relative to the bottom plate is different according to different requirements, so that the floating requirements of different production modes for workpieces are met.

The utility model provides a kind of substrate stage grounding structure and semiconductor production equipment, belong to semiconductor production equipment technical field, substrate stage grounding structure includes: substrate lifting platform, lifting shaft, first grounding component and second grounding component, the first grounding component is set in the lifting shaft, the second grounding component is set in the bottom of the substrate lifting platform, and is connected the first grounding component. First grounding component, second grounding component do not need to bend with the lifting of substrate lifting platform, solve the problem of high material requirement, bending frequency limit, also avoid dust problem, it is favorable to improve processing quality.And first grounding component, second grounding component can be connected in the position of the upper end close to lifting shaft as far as possible, further release the space below substrate lifting platform, solve the shortage of traditional structure space occupation.

The application provides a material scheduling method and device based on intelligent storage and construction site linkage, and relates to the technical field of building data processing. The method comprises the following steps: obtaining various material remaining information of a target building construction project based on automatic identification equipment in the intelligent storage, and obtaining various real-time material requirements of the construction site about the target building construction project based on computer vision; obtaining various material scheduling requirements of the target building construction project according to the various real-time material requirements and the various material remaining information; and obtaining various material scheduling schemes of the target building construction project based on an ant colony algorithm, taking the minimum scheduling distance and the shortest scheduling delay of each material as the objective function according to the various material scheduling requirements. The application can timely and appropriately distribute various materials to each type of work under the complex working condition environment of building construction, thereby improving the rationality and work efficiency of building construction material scheduling.

The application discloses a high-precision thread grinder ball screw pair forward design method, which is applied to the ball screw pair external thread grinder technical field and comprises the following steps: aiming at the reliability requirement of high-precision and heavy-load ball screw pair, taking the average failure-free working time as an optimization target; performing main failure mode, influence and harmfulness analysis on the ball screw pair, clearly defining the material requirement of the ball screw pair, and performing performance test based on the material requirement to select the optimal material; performing sensitivity analysis on the key design parameters of the ball screw pair, clearly defining the relative influence weight of different design parameters on the optimization target, constructing a reliability target optimization model of the ball screw pair, and solving the optimized key design parameter combination. The application realizes the whole-process connection from performance requirement to engineering realization to continuous improvement, and provides a systematic method framework and theoretical support for the design and improvement of the reliability of the ball screw pair.

The embodiment of the invention provides a feeding method, device and equipment and a storage medium, and belongs to the field of material processing. The feeding method comprises the steps that the first conveying flow of materials is determined according to the material level, the rotating speed and the volume weight value of the materials; the first conveying flow is compared with a second conveying flow, the target opening degree of the material is determined according to the comparison result, and the second conveying flow is the conveying flow determined according to the material requirement of the next stage; and the feeding opening degree of the materials is switched to the target opening degree from a first opening degree for feeding, and the first opening degree is the feeding opening degree of the materials in the current stage. According to the feeding method provided by the embodiment of the invention, the feeding opening degree can be accurately regulated and controlled according to the comparison result of the real-time conveying flow and the preset conveying flow, production interruption or efficiency reduction caused by fluctuation of the feeding amount is effectively avoided, the dynamic change of the production requirement is met, and the continuity and stability of the production process are ensured.

The embodiment of the invention discloses a material processing method and device, electronic equipment, a storage medium and a program product. The method comprises the steps that a first three-dimensional model is determined, and the first three-dimensional model comprises a first material configured according to a first item material requirement; obtaining first map channel information corresponding to the first material and a second project material demand, wherein the second project material demand is at least used for specifying second map channel information corresponding to a project material used in a second project; based on the first map channel information and the second map channel information, the second material having the same physical characteristics as the first material is generated, automation and intelligentization of material conversion are achieved, the three-dimensional model material can be rapidly and accurately processed, and therefore the requirements for materials in different project diversified application scenes are met, and the material conversion efficiency is improved. The technical effect of efficiently, accurately and flexibly processing the three-dimensional model material is achieved.

Embodiments of the present application disclose a material demand planning method, equipment and medium. A period type table is created, wherein the period type table at least includes a period type name and a period span; based on the period type table, a period span related attribute is added in a preset independent demand to obtain a reference independent demand; and based on the period type table, a period span related attribute is added in a preset material dictionary table to obtain a reference material dictionary table; data in the reference independent demand is compared with data in the reference material dictionary table for processing, so as to determine a current material demand plan based on a comparison processing result; wherein the period span in the preset independent demand is related to material production or procurement days, and the period span in the preset material dictionary is related to material preparation time in advance. The above method reduces the workload of the developer.

This invention relates to the field of intelligent mold material scheduling technology, and more particularly to an automated material scheduling method and system based on mold MES production planning. The method includes the following steps: acquiring mold production plan data and generating a production task data chain based on the mold production plan data; determining a unique production task identifier based on the production task data chain; extracting the corresponding material requirement information based on the unique production task identifier; acquiring mold inventory; calculating net material requirement data based on mold inventory and material requirement information; calculating material scheduling priority based on net material requirement data; scheduling automated guided vehicles (AGVs) according to the material scheduling priority and recording the AAV trajectory; and predicting path risk based on the AAV trajectory. This invention achieves precise matching of production tasks and material configuration based on intelligent mold material scheduling technology, improving the continuity and stability of mold production.

The invention provides a material management method and system based on an intelligent balance benefit library. The method comprises the steps of obtaining a material demand list of a target engineering project; executing cross-project balance benefit library calculation, expanding a benefit library range to an associated spare part project inventory, and generating a structured benefit library result; if allocation from spare parts is needed, a project material conversion list is automatically generated, other warehouse-out lists and warehouse-in lists are generated in a linkage mode, and financial vouchers are driven to be automatically generated; if yes, generating a purchase request list; when a purchase order is created, performing rigid control according to a pre-configured inventory amount upper limit rule; and meanwhile, direct material picking and warehouse-out aiming at spare part projects are intercepted. According to the invention, automatic cooperation and business and financial linkage of multi-project inventory resources are realized through technical means, the technical problems of data islands, business and financial disjoint and out-of-control inventory cost are solved, and the effects of improving the inventory utilization rate, enhancing the risk control capability and ensuring the data accuracy are achieved.

The invention discloses a material management method, a computing device and a computer readable storage medium, and the method comprises the steps: determining a first material demand according to a target production plan, and carrying out the neat analysis of the first material demand on a production level according to an existing inventory; determining a second material demand according to an analysis result of the neat set analysis, the second material demand being a material demand corresponding to the first material demand which cannot be satisfied by the existing inventory; acquiring at least one purchase order in a purchase state, and matching the second material demand based on material information in the purchase order; and managing the first material demand according to an analysis result of the registration analysis and a matching result of the purchase order. Therefore, the material requirement of the current production plan is met in time on the basis of the existing inventory and the purchase order through the method of neat set analysis and purchase order matching, the risk of production interruption is reduced, the inventory is optimized, and the inventory cost is reduced.

The application discloses a kind of celestite ore dressing with agitator tank, including tank body, agitator is equipped in tank body, feed inlet and discharge outlet are equipped on tank body, moving track is equipped on the upper side of tank body, discharge suction tube capable of sliding along moving track is equipped on moving track.The advantage of the present application is that the reliable suction of light particles in celestite ore can be realized through the discharge suction tube, the impurities in the celestite ore sand after stirring can be effectively separated through the present application, and a higher purity celestite concentrate can be obtained.Even for particles with poor fluidity, the material can be quickly separated after stirring and layering, the material requirement is low, and the effects of small floor area, energy saving and environmental protection, high work efficiency, low material requirement, etc.

This invention provides a steel-for-timber construction method for formwork erection. It selects appropriate main beam materials based on the floor slab thickness and load requirements; determines the spacing of the formwork erection poles based on the floor slab thickness and the performance of the main beam materials, and calculates and determines an economically reasonable pole spacing; utilizes the theoretical quantity calculation principle of formwork to calculate the formwork material requirements under specific floor slab area and floor height conditions; and adjusts for practical application: considering on-site construction conditions and actual problems encountered, the theoretical calculation values ​​are adjusted to ensure construction feasibility and safety; when erecting basement formwork, an appropriate pole spacing is selected and adjusted according to the slab thickness and dimensions; for standard floors above ground, a formwork layout diagram is drawn, and the formwork is erected according to the different requirements of precast and cast-in-place slabs; the formwork costs of different main beam materials and pole spacing schemes are compared, and the most cost-effective scheme is selected. This invention can improve construction efficiency, reduce costs, and ensure construction safety.

The invention provides a material information management control method and system and electronic equipment, and relates to the technical field of data processing, and the method can automatically generate a material demand document containing various material information such as the use amount, the name and the number of a material based on part marking data in a material management document. Therefore, the technical span from manual filling to automatic accurate generation is realized, the management and control efficiency and maintainability of the material information are greatly improved, the problems of omission and writing errors caused by manual filling are thoroughly solved, and the manual checking cost is greatly reduced.

The application provides a material demand planning method, system, device and medium, and relates to the technical field of material management. The method comprises the following steps: obtaining production consumption information, inventory information and in-transit logistics information of a target material; determining a basic demand quantity of the target material in a preset period and a material demand index according to the production consumption information and the inventory information of the target material; correcting the basic demand quantity according to the material demand index to obtain a target demand quantity of the target material; in the case that the target demand quantity is greater than 0, determining a delivery time corresponding to the target material according to the in-transit logistics information of the target material; and formulating a material demand plan of the target material by a pre-constructed material decision model according to the target demand quantity and the delivery time. The method can reduce the dependence on manual statistics, improve the accuracy and timeliness of the formulation of the material demand plan.

This application provides a method, apparatus, electronic device, and readable storage medium for dynamic collaborative production line scheduling. The method includes: determining the material availability constraint time for a production order based on its material requirements, real-time inventory levels, and in-transit procurement information; determining the available production line time window for each production process based on its occupancy status; generating a production plan by performing a flow-line time-connection scheduling for each production process based on the material availability constraint time, available production line time window, and employee capacity information for each production process; collecting daily data on the actual output of each production process and employee attendance for the following day during production according to the production plan; and dynamically adjusting subsequent production plans based on the deviation between the actual output of each process and the daily planned output, employee attendance information for the following day, and employee capacity information. This method improves the accuracy of the production plan itself.

The invention discloses a dynamic overall distribution system and method for mixed flow workshop materials, and relates to the related technical field of material distribution, and the method comprises the steps: interacting workshop basic information, carrying out the information function simplification based on the material distribution, and constructing a digital workshop; carrying out material consumption simulation, determining a line-side minimum safety stock by minimizing the distribution relaxation degree, and determining distribution position groups by the station association degree; a preset delivery time window is pushed forward, and a delivery instruction is generated; determining an initialized delivery strategy in combination with the first delivery material; and transmitting the initialized distribution strategy to a material distribution system, and carrying out dynamic planning regulation and control on material distribution and co-distribution positions. The technical problem that the material distribution efficiency and flexibility are insufficient due to the fact that material supply is difficult to perform timely and accurate material distribution due to frequent switching of product models in a mixed flow production mode in existing material distribution is solved, accurate prediction of material requirements is realized, and the technical effect of improving the material distribution efficiency and flexibility is achieved.

The invention provides a production confirmation method and system, electronic equipment and a storage medium, and the method comprises the steps: determining each product production process corresponding to a target product and a bill of material required by each product production process according to the target product related to a production order; if the material demand of any product production process is triggered, issuing a bill of material corresponding to the material demand to the logistics execution system, so that the logistics execution system generates a material pulling task, and returns material information obtained in the execution process of the material pulling task; and receiving the material information returned by the logistics execution system, comparing the material information with a material list corresponding to the material demand, and determining whether to perform production confirmation on the material information according to a comparison result. Therefore, timeliness and accuracy of material distribution are improved, automatic verification of material information is realized, human errors such as wrong loading and neglected loading are effectively prevented, and process quality control capability is enhanced.

The invention provides an intelligent management method and system for workshop plates. The method comprises the steps that a process system receives a production task sent by a production system; according to the set inventory storage early warning data and the process BOM, whether raw materials required by production have inventory or not is determined; if yes, declaration is confirmed; obtaining a knowledge base, typesetting each part graph corresponding to the product according to different plate thicknesses and material requirements, and automatically calculating the finished product weight, the excess material weight and the waste material weight of the current plate; counting the bill of materials and the number required in the production task package, and generating a material picking list; according to the material picking list, corresponding materials are picked from the sub-warehouses corresponding to the plate warehouse, and the weight of the picked materials is uploaded to a production system; judging whether the sum of the finished product weight, the excess material weight and the waste material weight is equal to the weight of the received material or not; if not, an alarm is given, and tracking is carried out; the production efficiency is improved, the labor cost is reduced, and data tracing and real-time early warning are realized.

The invention relates to a material demand distribution method and device based on key materials, computer equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: acquiring a structured material form; acquiring a lower-order material set associated with each target material meeting a preset substitution condition from the structured material form; based on the target attribute corresponding to each lower-order material, determining a key material corresponding to the target material; based on the key material corresponding to the target material and the upper-order material set of the key material, obtaining a key material link corresponding to the target material; based on the key material link corresponding to the target material, obtaining a dependent material link corresponding to the target material; and determining demand distribution information corresponding to each target material based on the key material link and the dependent material link. By adopting the method, the efficiency of determining the required distribution amount corresponding to the material can be improved based on the key material, the stagnation of the key material is reduced, and the stagnation cost of the material is reduced.

The invention provides an engineering material intelligent management and control method and system based on BIM model dynamic cooperation, and belongs to the technical field of material demand prediction and inventory dynamic scheduling. According to the method, firstly, a standardized material list and a material inventory list are deeply fused, so that a material inventory state and a BIM model engineering quantity can be dynamically associated in real time, subjected to interactive verification and subjected to closed-loop updating, and the real-time performance and accuracy of engineering material data are remarkably improved; secondly, through a dynamic association model of material requirements and construction progress, an intelligent and refined management and control technology in the field of engineering material full-period management is more perfect; and finally, through a dynamic closed-loop mechanism and a multi-stage early warning strategy, the risks of shutdown for material waiting and excessive material overstock can be greatly reduced, the material turnover efficiency is remarkably improved, the management cost and resource waste are reduced, and visual and accurate decision support is provided for construction management personnel.

This invention discloses a method for automatically updating BIM construction progress driven by weighbridge weighing data, belonging to the field of construction progress management technology. The method includes the following steps: S1, real-time collection of weighbridge weighing data and BIM system data. The weighbridge weighing data includes: the types of construction materials transported by transport vehicles, the material weight, and the arrival time; a preset construction progress plan; a material requirement list corresponding to each construction sub-item; the current construction progress status; and warehouse construction material inventory data. This invention's method for automatically updating BIM construction progress driven by weighbridge weighing data achieves an intelligent upgrade of construction progress management through deep integration of weighbridge weighing data and the BIM system. Its core advantage lies in establishing a direct linkage mechanism between material arrival and construction progress, enabling material arrival information to automatically trigger progress updates for corresponding construction tasks, avoiding the limitations of timeliness and accuracy associated with traditional manual comparison.

The invention relates to an intelligent material management method and system for building operation. The method comprises the following steps: monitoring short-time state jump of each storage location unit on a building operation site, analyzing associated characteristics of the short-time state jump and mechanical disturbance so as to judge whether the jump reason is structural abnormality or non-structural disturbance, and triggering different verification and inventory updating processes according to the jump reason; based on the updated inventory record, analyzing the material demand of the construction unit, identifying a difference risk by comparing historical consumption data, and calculating the comprehensive urgency degree of the demand in combination with material function dependence, co-occurrence frequency and consumption correlation; and finally, generating differentiated material scheduling strategies according to the comprehensive urgency degree. According to the method, the problem of inventory misinformation caused by vibration interference in a complex building environment is effectively solved, accurate prediction of material requirements and intelligent matching of supply chain resources are realized, and the material management efficiency and the construction guarantee level are improved.

This application relates to a method, system, device, and storage medium for calculating Material Requirements Planning (MRP). The method includes: loading basic data of an MRP task to be processed into the memory of a target computing node; dynamically calculating the balunable quantity of materials required for the MRP task to be processed using the memory and a balancing algorithm deployed on the target computing node; calculating the purchase quantity of materials required for the MRP task to be processed based on the balunable quantity; and calculating the material requirements plan corresponding to the MRP task to be processed based on the basic data, the purchase quantity, and the MRP algorithm deployed on the target computing node. The solution provided in this application can significantly improve the computational efficiency of material requirements planning.

The application discloses an automatic feeding system in vacuum smelting, which comprises an execution subsystem and a calculation subsystem. The execution subsystem comprises a material taking mechanism, a feeding mechanism, a weighing and metering unit, a position sensor and a pressure sensor. The calculation subsystem comprises a bus network, a PID control unit and a PLC controller. The material taking mechanism is used for taking material, the weighing and metering unit is used for measuring the material taking amount, the position sensor is used for detecting the material consumption height, and the pressure sensor is used for detecting the material consumption amount. The PID control unit calculates the theoretical material requirement amount according to the material consumption height and the material consumption amount, and obtains the material taking amount set value through fuzzy PID calculation according to the material taking amount and the theoretical material requirement amount. The PLC controller adjusts the material taking amount of the material taking mechanism according to the material taking amount set value until the deviation value of the material taking amount set values obtained through the fuzzy calculation twice in succession is less than a set threshold value. The material taking mechanism delivers the material to the feeding mechanism, and then the material is sent into a vacuum smelting furnace, so that the feeding process is completed.

The invention relates to the technical field of computer process processing, and particularly discloses a maritime work material BOM full-process collaborative management method and system, and the method comprises the steps: collecting the project basic information of at least two parallel maritime work projects, the inventory data of common materials, and the material demand list MTO of each parallel maritime work project; the server continuously compares the total demand quantity and the available supply quantity of the common materials in all the MTOs; wherein the available supply quantity is determined according to the inventory data. According to the invention, through real-time aggregation and supply-demand comparison of multi-project material demands, early warning of potential material conflicts is realized; when a conflict occurs, the scheme abandons a subjective and low-efficiency manual decision-making mode, and performs quantitative evaluation and scientific sorting on the key degree of related items by using a multi-dimensional dynamic priority judgment model integrating the delivery emergency degree, the material specificity, the contract risk and the like.

The present invention relates to an anchor (10) for post tensioned concrete reinforcement comprising a base member (14), a rear tubular portion (22), a front tubular portion (24), reinforcing ribs (42), and four mounting holes (56). The square plate shaped base member (14) facilitates uniform distribution of load on the concrete surface. The base member (14) has rounded corners to minimize stress concentration. The rear tubular portion (22) and front tubular portion (24) protrude from the base member (14) in opposite directions forming a through tubular section (30). The rear tubular portion (22) receives the tendon (34) to extend into the inner cavity of the tubular section (30). The front tubular portion (24) has a tapered inner cavity that receives a conventional tapered wedge (32). The tapered wedge (32) is tightened, which forces it against the sides of the tapered inner cavity, clamping the tendon in place. The reinforcing ribs (42) extend radially outward from the exterior of the front tubular section (24) on the front surface (16) of the base member (14). The anchor (10) is light weight, cost effective and easy to manufacture and handle on account of increased strength and less material requirement. The mounting holes (56) allow the anchor (10) to be secured to the concrete surface with nails (58). This arrangement allows the anchor (10) to be oriented in any direction, which provides flexibility in installation.

This invention belongs to the field of sheet material matching technology, specifically a method for dynamic matching and overall arrangement of sheet materials based on a surplus material feature library. It includes extracting the geometric features of surplus materials and constructing a dynamic surplus material feature library based on historical usage records. The method involves obtaining a sheet material requirement list from the production order, retrieving a set of candidate surplus materials that meet dimensional tolerances and material requirements based on the dynamic surplus material feature library, prioritizing sheet material selection, and filtering suitable surplus materials from the candidate set to obtain the surplus material matching result. Based on the sheet material selection priority, the tasks to be cut are divided into multiple batches. The cutting type is determined according to the different cutting processes required for each batch, and a toolpath equipment allocation strategy is formulated based on the real-time cutting equipment status and workstation distribution. Finally, an overall sheet material arrangement plan is developed based on the surplus material matching result. This invention can significantly improve material utilization, reduce production costs, greatly improve matching and scheduling efficiency, shorten delivery cycles, and enhance the reliability and safety of production execution.

The utility model is suitable for material conveying equipment technical field provides a kind of adjustable length's feeding mechanism, including rack, material roll, driving feeding wheel, driven pressure material wheel and intermittent feeding assembly, intermittent feeding assembly is cooperated through motor, carousel, slider assembly, slider pin, connecting rod, joint bearing and swing gear etc. component, control driving feeding wheel intermittent rotation, and connecting rod is adjustable length's bar piece. Swing gear rotation angle is changed by adjusting connecting rod length, realizes different feeding length, satisfies different specifications product material requirement, improves feeding accuracy and mechanism adaptability.