CN112651677A - Material financing system and method based on BOM and MRP - Google Patents

Material financing system and method based on BOM and MRP Download PDF

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CN112651677A
CN112651677A CN202110127473.8A CN202110127473A CN112651677A CN 112651677 A CN112651677 A CN 112651677A CN 202110127473 A CN202110127473 A CN 202110127473A CN 112651677 A CN112651677 A CN 112651677A
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李玉洁
陶晖
张翔
殷浩蓝
毕帅
徐利新
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QIMING INFORMATION TECHNOLOGY CO LTD
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Abstract

The invention discloses a BOM and MRP based material financing system and a method thereof, comprising a demand center subsystem and an MRP center subsystem; demand information received by the demand center subsystem is configured according to parameters and related demands, a wool demand calculation result is generated according to the demand information and the configuration information, the output wool demand calculation result is transmitted to the MRP center subsystem, the MRP center subsystem calculates and outputs net demands and material demand plans of different demand types, and the results are output to an external system for material planning. The invention gradually changes the production mode facing to plan/stock into a large-scale customization mode facing to customers through more automatic, rapid and flexible processing mode support so as to meet the individual requirements of users and realize accurate and predictable material financing; meanwhile, the distributed computing system is adopted to meet the requirement of rapidly completing the service, and the server resources are utilized to the maximum extent under the condition that the server load is allowed.

Description

Material financing system and method based on BOM and MRP
Technical Field
The invention relates to the field, in particular to a BOM and MRP based material financing system and method.
Background
The method is characterized in that the future new energy vehicle type volume production can comprehensively support the terminal customer personalized menu, the whole closed loop OTD mode is constructed from customer ordering, production planning, material planning, logistics distribution, whole vehicle assembly, transportation and delivery, the material planning model with the order configurable is realized, the mode of gradually changing from the production mode facing planning/inventory into the large-scale customization mode facing customers is supported through a more automatic, quick and flexible processing mode, the supporting of more accurate and predictable material planning is taken as a business target, the user personalized requirements are met, and a new competitive advantage is formed. With the increasing competition of manufacturing enterprises, personalized configuration of entire car sales has been an industry trend. In patent application No. CN200910230621.8, a material tracking and demand calculating method based on sales order BOM is disclosed, which solves the problems of product number and product BOM. However, the order configurability is low, the production mode is mainly based on planning, the material planning is lack of predictability, the management granularity cannot well respond to the change of the customized sales mode facing to the customer in the future, and a large gap is left between the order configurability and the order configurability.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a BOM and MRP-based material financing system and method for solving the problems of low order configurability and lack of predictability in material financing.
The purpose of the invention is realized by the following technical scheme:
a material financing system based on BOM and MRP comprises a demand center subsystem and an MRP center subsystem; the method comprises the steps that demand information received by a demand center subsystem is configured through demand sources, BOM calculation modes, issuing modes, offset, data range participating in calculation and self-adaption change, a wool demand calculation result is generated according to the demand information and the configuration information, the output wool demand calculation result is transmitted to an MRP center subsystem, and the MRP center subsystem outputs net demands and material demand plans of different demand types and outputs the result to an external system for material planning according to the demand sources, the issuing modes, reference calculation elements, rounding values, supplier determination rules and the self-adaption change data.
Furthermore, the demand center subsystem comprises a demand management module, a demand detail management module and a wool demand calculation module; the demand management module is used for maintaining demand information, receiving external system demand information, dividing demands and setting demands; the demand detail management module is used for managing and setting data of a BOM expansion mode, an offset, an acquisition type and self-adaptive change, generating an order BOM and considering whether the BOM is changed or not; the fur demand calculation module generates different types of fur demand plans, different types of fur demand change plans and supply capacity according to different demand inputs and settings, and determines a release mode.
Furthermore, the change BOM is an unlocked order, the latest BOM is automatically searched, and the result of the change BOM and the change record of the BOM are formed by comparing the latest BOM with the formed BOM result.
Further, the demand management module comprises an independent demand submodule and an OTD order submodule; the independent requirement submodule is used for manually maintaining requirement information; the OTD order submodule is used for receiving external system requirements, distinguishing different requirements through a requirement source and setting different settings through the requirement source.
Further, the demand sources include order demand, PP plan, slow-loading, TTO plan, independent demand, simulation plan, and supplier capacity.
Furthermore, the MRP central subsystem comprises a fur receiving demand module, a net calculating demand module and a material calculating demand module;
the fur receiving demand module is used for receiving a fur demand plan generated by the demand center subsystem; the net demand calculation module is used for outputting net demand plans of different demand types according to demand sources, issuing modes, reference calculation elements, rounding values, supplier determination rules and self-adaptive change; the material demand calculating module is used for outputting material demand plans of different demand types according to demand sources, issuing modes, reference calculating elements, rounding values, supplier determining rules and self-adaptive change.
A material financing method based on BOM and MRP comprises the following steps:
order BOM: based on the order and the BOM information, the BOM is tracked and managed according to the order, the management is adaptively changed according to the order state, and the actual BOM is more closely produced between the standard BOM and the sales BOM;
and (3) planning of wool demand: forming multi-version different-cycle wool demand plans according to different versions of demand information, comparing the multi-version wool demand plans in the same cycle, and analyzing the capacity of a supplier according to the capacity information of the supplier;
a net demand plan: calculating the net demand according to the actual inventory, in-transit inventory, safe inventory and confirmed delivery bank information, finally forming a delivery suggestion provided by a supplier, and simultaneously recording the operation logic process;
planning of material requirements: based on gross demand and net demand plans, multi-version material demand plans of multi-service scenes are automatically calculated according to forecasting, resource balance and multi-dimensional supplier determination rules, availability of materials and capacity is ensured, and optimal supplier delivery suggestions are provided for material financing.
The invention has the beneficial effects that: the production mode facing to plan/stock is gradually changed into a large-scale customization mode facing to customers through more automatic, quick and flexible processing mode support so as to meet the personalized requirements of users and realize accurate and predictable material financing; meanwhile, the distributed computing system is adopted to meet the requirement of rapidly completing the service, and the server resources are utilized to the maximum extent under the condition that the server load is allowed.
Drawings
Fig. 1 is a system internal function processing diagram of the present invention.
Fig. 2 is a functional flow diagram of the system of the present invention.
Fig. 3 is a flow chart of the method of the present invention.
FIG. 4 is a schematic diagram of a distributed database of the present invention.
Fig. 5 is a schematic diagram of kafka distributed message publishing subscription of the present invention.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
In this embodiment, as shown in fig. 1 and fig. 2, a material financing system and method based on BOM and MRP includes a demand center subsystem and an MRP center subsystem; the demand center subsystem receives different demand information, outputs order BOM results, changes BOM, different types of wool demand plans, different types of wool demand change plans and supply capacity by different configuration demand sources, BOM calculation modes, release modes, offsets and participation calculation data ranges and self-adaption changes, outputs the output different types of wool demand calculation results to the MRP center subsystem by inputting different demands and different settings, outputs the net demands and material demand plans of different demand types by calculating the demand sources, the release modes, reference calculation elements, rounding values, supplier determination rules and the self-adaption changes, and outputs the results to an external system for material planning.
The demand information comprises order demand, PP plan, slow loading, TTO plan, independent demand, simulation plan and supplier capacity.
Wherein the source of demand is confident to select to receive the desired demand.
The BOM calculation mode can select an expansion mode, and comprises a single layer and a plurality of layers.
And the publishing mode can select whether to publish automatically or not.
The offset is specifically used for determining the required date of the sub-part, setting different offsets according to workshops or materials, and calculating the actual arrival date.
The data range participating in the calculation is specifically set to be different MRP ranges or set to be an acquisition type, and the data range and the data type of the calculation hair requirement plan are determined.
The self-adaptive change is to determine whether to change according to the BOM, automatically calculate the change aiming at the unlocked order and automatically update a series of subsequent plans.
And the order BOM result specifically refers to the generation of respective BOM structures according to the order.
The BOM changing method specifically comprises the steps of automatically searching the latest BOM for an unlocked order, and comparing the latest BOM with a formed BOM result to form a BOM changing result and a BOM changing record.
And forming different requirements types of fur requirement plans according to different configuration requirement sources by the different types of fur requirement change plans.
And calculating the supply capacity of the provider according to the calculated gross demand plan and the provider capacity.
Wherein the reference calculation elements include a receive and demand element that calculates a net demand.
Wherein the rounding value takes into account the packing number to be rounded; whether to consider rounding values may be set in consideration of actual delivery requirements based on actual business, and if rounding values are considered, the entire box of stock may be considered based on the number of packages of the material after the calculation of the result of the requirements.
The supplier determining rule sets different supplier determining modes, quota modes (division quotas or quota rates) or is determined through a purchasing route according to requirements.
Furthermore, the demand center subsystem comprises a demand management module, a demand detail management module and a wool demand calculation module; the demand management module is used for maintaining demand information, receiving external system demand information, dividing demands and setting demands; the demand detail management module is used for managing and setting data of a BOM expansion mode, an offset, an acquisition type and self-adaptive change, generating an order BOM and considering whether the BOM is changed or not; the fur demand calculation module generates different types of fur demand plans, different types of fur demand change plans and supply capacity according to different demand inputs and settings, and determines a release mode.
Further, the demand management module comprises an independent demand submodule and an OTD order submodule; the independent requirement submodule is used for manually maintaining requirement information; the OTD order submodule is used for receiving external system requirements, distinguishing different requirements through a requirement source and setting different settings through the requirement source.
Further, the demand sources include order demand, PP plan, slow-loading, TTO plan, independent demand, simulation plan, and supplier capacity.
Furthermore, the MRP central subsystem comprises a fur receiving demand module, a net calculating demand module and a material calculating demand module;
the fur receiving demand module is used for receiving a fur demand plan generated by the demand center subsystem; the net demand calculation module is used for outputting net demand plans of different demand types according to demand sources, issuing modes, reference calculation elements, rounding values, supplier determination rules and self-adaptive change; the material demand calculating module is used for outputting material demand plans of different demand types according to demand sources, issuing modes, reference calculating elements, rounding values, supplier determining rules and self-adaptive change.
In this embodiment, fig. 2 is a system function flowchart, the middle part is a core flow tree, and the right side is a description of different configuration click configurations; the left side is a branch tree which is self-adaptive change flow; left side change stream: the locking state order is identified according to order state setting, the BOM required by the non-locking order plan needs to be acquired again and compared with the original result, the difference is identified and stored, the difference of the gross demand plan is automatically calculated through setting according to the stored BOM difference, the difference of the net demand plan is automatically calculated, the difference of the material demand plan is automatically calculated, and meanwhile, the query of each change record is supported.
The demand center subsystem is divided into demand management, demand detail management and gross demand calculation.
The demand management is divided into 2 types, wherein 1 is independent demand, and demand information is manually maintained; and 2, receiving the requirements of the external system, distinguishing different requirements through the requirement sources and setting different settings through the requirement sources.
The requirement detail management comprises a BOM expanding mode, an offset, an obtaining type and a BOM change.
The BOM expansion mode is mainly divided into single-layer skipping virtual expansion and multi-stage expansion, and different demand sources and service demand use can be configured, for example: the source of the demand plan is the production plan of each workshop, the single-layer skipping virtual expansion can be used, if only the final assembly plan exists, BOM multi-stage expansion can be used, and meanwhile, the offset setting is matched, and the demand detail of each workshop is calculated.
After the offset is disassembled to the component through the whole vehicle plan and the BOM, the final arrival date needs to be calculated according to the offset on the basis of the production date of the known whole vehicle plan according to special materials or different workshops, and the final arrival date can be flexibly set according to different priorities of the set materials and the workshops and actual services.
The acquisition types can be self-made or purchased from the outside, the disassembled detail requirements contain materials of different acquisition types, and by maintaining different acquisition types, when a wool demand plan is formed by calculation, other configurations are matched, and different acquisition type data are extracted to form wool demand plans of different requirements.
And if the BOM changing module needs to consider changing, updating according to the order state or directly updating in full quantity.
The wool demand calculation can determine a publishing mode and wool demand change; and automatically determining whether to automatically release and whether the fur demand needs to be updated.
The MRP central subsystem is divided into a wool receiving demand, a net calculating demand and a material calculating demand; calculating whether inventory, rounding values, distribution modes and net demands can be set in the net demands or not; the supplier can be determined and whether the material demand plan is changed or not can be determined in the calculation of the material demand;
and (4) stock: if the inventory is referred, the inventory information of different places and different types can be set and considered according to the business requirements, the net demand result is referred and calculated, and if the inventory is not referred, the obtained result is the gross demand result calculated according to the demand plan and the BOM result.
Rounding value: whether to consider rounding values may be set in consideration of actual delivery requirements based on actual business, and if rounding values are considered, the entire box of stock may be considered based on the number of packages of the material after the calculation of the result of the requirements.
And (3) a release mode: at present, the flow of material planning calculation is full-automatic processing, only the issued data is regarded as valid data, namely, the data confirmed by a user is regarded as data, whether the formed data is automatically issued or not can be controlled to automatically execute the flow, if the data is manually issued, the formed result is a created state and cannot be transferred to the next link for processing, and if the data is automatically issued, the formed plan result can be automatically updated to be an issued state and can be automatically transferred to the next link for processing.
Determining a supplier: different ways of determining suppliers, quota ways (split quota or quota rate), or by purchasing routes may be provided.
In this embodiment, as shown in fig. 3, a method for material financing based on BOM and MRP includes the following steps:
order BOM: based on the order and the BOM information, the BOM is tracked and managed according to the order, the management is adaptively changed according to the order state, the actual BOM is more closely produced between the standard BOM and the sales BOM, and more accurate data support is provided for financial accounting, material planning and billboard requisition;
and (3) planning of wool demand: according to the requirement information of different versions, a multi-version wool requirement plan with different periods is formed, the multi-version wool requirement plan is compared with the same period plan, meanwhile, according to the capacity information of a supplier, the capacity of the supplier is analyzed, bottleneck pieces are found in time, and a response scheme is rapidly made;
a net demand plan: according to the gross demand plans of different versions, the net demand is calculated according to different element information such as actual inventory, in-transit inventory, safety inventory, confirmed delivery lines and the like, finally a delivery suggestion provided by a supplier is formed, and meanwhile, the operation logic process is recorded, so that the analysis and calculation result can be conveniently used;
planning of material requirements: based on gross demand and net demand plans, according to prediction and resource balance, multi-dimensional suppliers determine rules, automatically calculate multi-version material demand plans of multi-service scenes, ensure availability of materials and capacity, provide optimal supplier delivery suggestions for material financing, and realize predictable material financing.
In this embodiment, as shown in fig. 4 and 5, the system adopts a distributed database, and forms a distributed storage pool by a built-in deep integration DB plug-in, so as to implement centralized visual management, and have high operation and maintenance security and high extensibility; meanwhile, the order BOM applies kafka to realize that data is transmitted in a message mode, and the order BOM is used as a demand center subsystem of a message consumer to apply a distributed database to finish rapid persistence of large data volume. And the businesses of the gross demand plan, the net demand plan and the material demand plan adopt distributed computation to achieve the quick completion of the businesses. Based on the micro-service architecture concept of Spring Cloud, each service is designed as a micro-service, and the micro-service processes a certain amount of required materials once. The micro-services needing distributed computing are packaged according to the principles of high cohesion and low coupling and the methodology of the AKF extension cube, and are deployed independently. Under the environment with good network environment, the effect that the running time can be reduced by increasing resources can be achieved. In addition, concurrent control parameters are set for each distributed computing microservice, and dynamic flexible adjustment can be performed, so that server resources are utilized to the maximum extent under the condition that server load is allowed.
The invention gradually changes the production mode facing to plan/stock into a large-scale customization mode facing to customers through more automatic, rapid and flexible processing mode support so as to meet the individual requirements of users and realize accurate and predictable material financing; meanwhile, the distributed computing system is adopted to meet the requirement of rapidly completing the service, and the server resources are utilized to the maximum extent under the condition that the server load is allowed.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A distributed material financing system based on BOM and MRP is characterized by comprising a demand center subsystem and an MRP center subsystem; the method comprises the steps that demand information received by a demand center subsystem is configured through demand sources, BOM calculation modes, issuing modes, offset, data range participating in calculation and self-adaption change, a wool demand calculation result is generated according to the demand information and the configuration information, the output wool demand calculation result is transmitted to an MRP center subsystem, and the MRP center subsystem outputs net demands and material demand plans of different demand types and outputs the result to an external system for material planning according to the demand sources, the issuing modes, reference calculation elements, rounding values, supplier determination rules and the self-adaption change data.
2. The BOM and MRP based distributed material staging system of claim 1, wherein the demand center subsystem comprises a demand management module, a demand detail management module and a gross demand calculation module; the demand management module is used for maintaining demand information, receiving external system demand information, dividing demands and setting demands; the demand detail management module is used for managing and setting data of a BOM expansion mode, an offset, an acquisition type and self-adaptive change, generating an order BOM and considering whether the BOM is changed or not; the fur demand calculation module generates different types of fur demand plans, different types of fur demand change plans and supply capacity according to different demand inputs and settings, and determines a release mode.
3. The BOM and MRP based distributed material staging system of claim 2 wherein the change BOM automatically searches for the latest BOM for unlocked orders and compares the latest BOM with the formed BOM results to form a change BOM result and a change record for the BOM.
4. The BOM and MRP based distributed material staging system of claim 2 wherein the demand management module comprises an independent demand submodule and an OTD order submodule; the independent requirement submodule is used for manually maintaining requirement information; the OTD order submodule is used for receiving external system requirements, distinguishing different requirements through a requirement source and setting different settings through the requirement source.
5. The BOM and MRP based distributed material staging system according to claim 4 wherein the source of demand includes order demand, PP plan, slow-loading, TTO plan, independent demand, simulation plan and supplier capacity.
6. The BOM and MRP based distributed material staging system of claim 1 wherein the MRP central subsystem includes a wool demand receiving module, a net demand calculating module and a material demand calculating module;
the fur receiving demand module is used for receiving a fur demand plan generated by the demand center subsystem;
the net demand calculation module is used for outputting net demand plans of different demand types according to demand sources, issuing modes, reference calculation elements, rounding values, supplier determination rules and self-adaptive change;
the material demand calculating module is used for outputting material demand plans of different demand types according to demand sources, issuing modes, reference calculating elements, rounding values, supplier determining rules and self-adaptive change.
7. A material financing method based on BOM and MRP is characterized by comprising the following steps:
order BOM: based on the order and the BOM information, the BOM is tracked and managed according to the order, the management is adaptively changed according to the order state, and the actual BOM is more closely produced between the standard BOM and the sales BOM;
and (3) planning of wool demand: forming multi-version different-cycle wool demand plans according to different versions of demand information, comparing the multi-version wool demand plans in the same cycle, and analyzing the capacity of a supplier according to the capacity information of the supplier;
a net demand plan: calculating the net demand according to the actual inventory, in-transit inventory, safe inventory and confirmed delivery bank information, finally forming a delivery suggestion provided by a supplier, and simultaneously recording the operation logic process;
planning of material requirements: based on gross demand and net demand plans, multi-version material demand plans of multi-service scenes are automatically calculated according to forecasting, resource balance and multi-dimensional supplier determination rules, availability of materials and capacity is ensured, and optimal supplier delivery suggestions are provided for material financing.
CN202110127473.8A 2021-01-29 2021-01-29 Material financing system and method based on BOM and MRP Pending CN112651677A (en)

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