EP2901382A1 - Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule - Google Patents

Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule

Info

Publication number
EP2901382A1
EP2901382A1 EP13770428.4A EP13770428A EP2901382A1 EP 2901382 A1 EP2901382 A1 EP 2901382A1 EP 13770428 A EP13770428 A EP 13770428A EP 2901382 A1 EP2901382 A1 EP 2901382A1
Authority
EP
European Patent Office
Prior art keywords
computer means
product
production
database
components
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP13770428.4A
Other languages
German (de)
English (en)
Inventor
Jelle VAN DER HAAK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adient Luxembourg Holding SARL
Original Assignee
Johnson Controls GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Controls GmbH filed Critical Johnson Controls GmbH
Priority to EP13770428.4A priority Critical patent/EP2901382A1/fr
Publication of EP2901382A1 publication Critical patent/EP2901382A1/fr
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06315—Needs-based resource requirements planning or analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
    • G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders

Definitions

  • the present invention relates to a method for storage and / or
  • Production optimization of at least one product and its components the product being made of at least two components.
  • An object of the present invention is to overcome the disadvantages of the prior art.
  • the problem is solved by a method for storage and / or
  • a first computer means by means of a data connection with at least
  • At least one second computer means connected to at least one second database by means of a data connection; wherein the second database is connected to the first computer means by means of a data connection and each second computer means is connected to the first database by means of a data connection, the first and / or second databases containing data on the current stock of the product and / or its components and their
  • each first computer means identifies all components of the product as well
  • each first computer means determines the current stock of the product and / or its components
  • each first computer means determines the production planning of the product and / or its components
  • Each first computer means compares the current inventory and the
  • a computer means is at least one computing unit consisting of at least one CPU and optionally a data memory.
  • the databases may in turn be data storage and be in a housing with the computer means, but also be housed separately. It can be volatile and / or nonvolatile data storage.
  • a plurality of first and / or a plurality of second computer means for
  • each computer means is particularly preferably assigned to another production facility or to another manufacturer of a supply chain.
  • the data connections can take place via a wired connection, preferably via a Local Area Network (LAN), particularly preferably via an Intranet, very particularly preferably via a Wide Area Network (WAN) or preferably via a Global Area Network (GAN), in particular via the Internet.
  • LAN Local Area Network
  • WAN Wide Area Network
  • GAN Global Area Network
  • the data connections can also be wholly or partly via a wireless connection, preferably via a wireless local area network (WLAN, according to a standard according to IEEE 802.1 1), particularly preferably via Bluetooth (IEEE 802.15.1).
  • WLAN wireless local area network
  • IEEE 802.15.1 wireless local area network
  • the data connections can be unencrypted, preferably all done
  • a first computer means sends a command via the data connections to one and / or all databases to all components of the product to be produced and preferably also the databases of the manufacturing plants in which these components are produced identify.
  • This can for example be done by the Computer means searches the inventory and / or material lists for the one or more products and preferably recognizes based on the data stored there, the components belonging to a product, and particularly preferably the databases of the associated production facilities. This stored data is preferred
  • Components are also preferably meant as subcomponents.
  • the inventory and / or material list is in particular also a material BOM.
  • the computer means determines the current inventory of the product and / or its components.
  • “currently” means the time t 0 at which the method according to the invention is carried out, for which purpose it searches the databases, in particular the inventory and / or material lists of the corresponding items
  • both mobile and stationary bearings are meant.
  • those products and / or components that are currently being transported within the supply chain are also included in the inventory.
  • the computer means determines the production planning of the product and / or its components. This is done again by searching the databases for the production planning data of the corresponding ones
  • the computer means states that at any given time a contract is due for the delivery of a certain number of one or more components between one or more of the manufacturing facilities of the product and / or its components.
  • the computer means compares the stock on the key date t B of at least one order with the number of orders.
  • Computer means the current stock of the product and / or its components together with the inventory resulting from the production planning, related to the reference date.
  • the production planning preferably comprises at least one delivery agreement, in particular a quantity of the product to be delivered and / or at least one of its components at a time t L.
  • the production planning based on the key date t B , preferably comprises the cumulative order quantities and / or times of the delivery agreements at the at least one point in time t L.
  • the deadline of order t B is in the database connected to the first computer means, or in another database directly or indirectly connected to the first computer means, or in another system component that is directly or indirectly connected to the first computer means.
  • Times t 0 and t L and / or t B optionally simultaneously, as well as in any order.
  • At least one input means and / or at least one display device is connected to one and / or more computer means, so that the method steps and / or the result can be displayed completely and / or partially and / or external process parameters, such as an order and or
  • an order includes an order quantity of the product and / or at least one component at the order time t B.
  • the delivery agreements also correspond to orders, then based on the agreed upon
  • an order includes at least one of the following data: a
  • Order quantity in particular a number of the product to be delivered and / or at least one of its components, an order date, corresponding to a deadline of the order t B or t L , an identification number and / or a name of the product and / or the at least one component for identification in the inventory and / or material list.
  • a display device is preferably a printer, particularly preferably a screen, but can also be another display device familiar to the person skilled in the art.
  • the computer means can also determine the storage range of the product and / or its components, ie the number of days and / or other periods of time that the stock in question is still sufficient until the stock is emptied. Very particularly preferred is the bearing range in relation to the order for
  • Deadline t B determined.
  • the warehouse reach essentially corresponds to the quotient of the current stock and the total quantity of the order, whereby the quantity of the order is multiplied by a factor, whereby this factor corresponds to the period of the order.
  • the denominator of the bearing range corresponds to the consumption, based on a specific time period.
  • the bearing range can also be given in relation to any other time period than to the order with the deadline t B.
  • the computer means also calculates the progress numbers of the product and / or its components, in particular both the actual progress numbers and the desired progress numbers, which essentially correspond to the quantities produced (actual progress numbers) or to the quantities to be delivered (target progress numbers) ,
  • the computer means uses the cumulative numbers to
  • the computer means issues a warning message, in particular about the at least one
  • Vehicle interior part proposed which in addition to the above-described method additionally includes the steps that the computer means a
  • the data determined in the context of the method according to the invention optimizes the production planning and supplies the resulting data to at least one other, second computer means in the supply chain. Particularly preferably transmits the Computer means the data resulting from the production optimization to at least one production unit connected to the computer means.
  • this second computer means thus optimizes the process parameters of a connected production unit and then forwards the optimized process parameters via the data connections to the production unit.
  • the second computer means and / or the production unit connected thereto optimizes the
  • Inventory by making material orders or canceling planned or / and existing material orders or adjusting their delivery quantities. Most preferably, the production can be increased or decreased. Also, most preferably, the second computer means optimizes the process parameters and inventory. Most preferably, these optimized data are again stored in a database and / or sent back to the first computer means, so that these data can be taken into account in the next implementation of the method according to the invention.
  • the first and / or second computer means and / or the production unit performs these steps only after confirmation by a user.
  • the first and / or second computer means store the data in the databases directly connected with them, which directly concern the connected manufacturing plant.
  • the executing computer means outputs an error message in the event of a procedural error via at least one connected display device. Additionally or alternatively, the executing computer means requesting a restart of the method and / or the input of a parameter, in particular at least one parameter of an order.
  • the language used in the method and / or the units used in the method can be defined before the start of the procedure. So can the procedure preferably used by product and / or component manufacturers of a supply chain in different countries.
  • a desired currency can be used as a unit. It is particularly preferable for physical units to be displayed, for example, in the metric system or in the Anglo-American system.
  • the and / or the computer means checks whether an access authorization exists before accessing a database and / or on a computer means. It preferably aborts the method if there is no or insufficient access authorization. Particularly preferably, there is an error message. Very particularly preferably, it requires and / or for
  • the first computer means and / or the second computer means has access to all databases of all plants in the supply chain, but more preferably the access is configured such that a user only has access to the final result of the method, in particular not all data such as stocks and /or
  • the method according to the invention is limited to one, two, three, four, five, six or more levels of at least one supply chain.
  • At least the first computer means has at least access to the inventory and / or material lists of at least part of the supply chain, more preferably the whole supply chain, and / or stocks of at least part of the supply chain, most preferably the whole supply chain, and / or order quantity ,
  • a manufacturer or a plant of the supply chain can perform the process only for those products and / or components for which it is connected by supply agreements with other parts of the supply chain.
  • the inventories are specified in inventory reaches and / or stored in the databases in the form of storage reaches.
  • the method according to the invention can advantageously also be carried out without specific or current orders of a customer.
  • the computer means outputs at least one of the following values, in particular via the display device: the OEM's net demand, the stock levels of the product and / or at least one component of at least one manufacturer or at least one plant of the supply chain, the storage reach for the product and / or at least one component for at least one producer or supplier of the supply chain, an aggregate inventory coverage of the whole supply chain, a monetary equivalent of the inventory of at least one manufacturer or plant of the supply chain, an aggregated monetary equivalent of the total stock Supply chain and / or the relevant to the computer means associated plant or manufacturer relevant product and / or at least one component.
  • the computer means is given a maximum storage range, wherein the computer means additionally displays and / or stores those databases and / or installations after the method has been carried out whose storage range exceeds the predetermined value.
  • the inventions will be explained below with reference to FIGS. 1-11.
  • Figure 1 shows a block diagram of a possible embodiment of the system.
  • Figure 2 shows an exemplary, schematic representation of the various components
  • Figure 3 shows a possible expression of the method in the form of a
  • FIG. 4 shows an exemplary graph for a supply chain after introduction of the method according to the invention.
  • FIG. 5 shows another exemplary graph for a supply chain
  • FIG. 6 shows yet another graph for a supply chain after introduction of the method according to the invention.
  • FIG. 7 also shows an exemplary graph for a supply chain after introduction of the method according to the invention.
  • FIG. 8 shows an exemplary graph for a further supply chain
  • Figure 9 shows an exemplary output of a display device for the
  • FIG. 10 shows a further exemplary embodiment of the invention
  • FIG. 11 shows yet another embodiment of the method according to the invention.
  • Each system consists of a centrally mapped first or second computer means 1, 4 and in each case a database 3, 5 connected to the computer means 1, 4.
  • the first or second computer means 1, 4 are in each case with all
  • control of a production unit 13 and / or its warehouse management is optionally still optional to the first and / or second computer means 1, 4 an input means 14 and / or a display device 15 connected. If required, additional system components 12 can be connected to the computer means.
  • the systems are networked with each other via the computer means 1, 4.
  • the computer means 1, 4 are each directly connected to the databases 3, 5 of the other system.
  • FIG. 2 shows by way of example a timeline of the times relevant for the method.
  • the time at which the process is executed or started is designated t 0 9.
  • the computer means 1 determines all the components required for a product and the production planning of the product 6 and its
  • the process is preferably also used simultaneously for more than one product and / or more than two components.
  • FIG 3 the flow of such a method according to a preferred embodiment is schematically outlined.
  • the computer means 1 initially identifies all components 7, 8 of the product 6.
  • the computer means 1 accesses the database 3 and / or the inventory list 16, wherein the inventory list 16 in any, with the
  • Computer database 1 which may be located at any location, especially in the database. 3
  • the computer means 1 determines the inventory of the product (6) and its components 7, 8 at time t 0 9. For this purpose, the computer means 1 accesses all those databases whose production facilities or production units the product 6 and / or one or more of its components 7, 8 produce.
  • the computer means 1 preferably stores the ascertained data, particularly preferably in the database 3.
  • the computer means 1 determines the inventory of the product 6 and its components 7, 8 at the time t L 10. This is the same as described in the previous step. In doing so, the products and / or components which are produced up to the time t L 10 in addition to the current stock are taken into account. Prefers the computer means 1 stores the ascertained data, particularly preferably in the database 3.
  • the computer means 1 compares the determined or
  • the computer means 1 preferably stores the determined data, particularly preferably in the database 3.
  • the deadline of the order 1 1 reads the computer means 1 preferably from the connected database 3 and / or from another connected
  • the deadline is supplied by an input means 14.
  • the computer means 1 optimizes the production planning with the aid of the data obtained, and particularly preferably optimizes the optimization data to one or more directly and / or indirectly connected ones
  • the computer means 1 very particularly preferably stores the determined data, preferably in the database 3.
  • the optimization of the production planning is preferably an optimization of the storage, the production and / or the inventory management.
  • the computer means determines the optimum product and / or component production number as a function of time needed for one or more existing orders. Particularly preferred is also the production of the connected to the respective computer means
  • Optimized production unit for example by process parameters are optimized, which are then sent via the data links to the connected production unit and read from this and / or used for process control.
  • the respective computer means can also make and / or modify and / or cancel material orders, in particular of subcomponents. If, for example, in anticipation of expected higher order quantities too many
  • the inventive method is used for a supply chain of a manufacturer, so that the first computer means 1 access to all needed
  • Databases 3, 5, in particular to all material or inventory lists 16, has. This maximum possible transparency within the supply chain allows optimal implementation of the method according to the invention and thus, for example, one
  • FIG. 4 shows an exemplary graph 402 for a supply chain after introduction of the method according to the invention.
  • the time is plotted, based on the introduction of the invention
  • the time units are periodic, here in weeks, indicated.
  • the OEM may also produce and / or stock components 7, 8, and / or other manufacturers at the same or other level of the supply chain may produce and / or store components 7, 8, subcomponents, and / or the finished product 6.
  • the data shown in this and the following graphs correspond to experimentally determined values of a part of a supply chain in which the method according to the invention has been implemented.
  • FIG. 5 shows a further exemplary graph 502 for a supply chain after introduction of the method according to the invention. Weeks are again plotted on the abscissa 500, while on the ordinate 501 average daily sales figures of a component of a manufacturer downstream in the supply chain are plotted to the original equipment manufacturer and / or another production facility of the supply chain.
  • the representation of the sales figures is chosen as an index representation 503 with a base value of 100 units. It is noticeable that the sales figures initially decline. This is due to the production changeover to the new process. On the right side of the presentation is an increase in sales can be seen
  • FIG. 6 shows yet another graph 602 for a supply chain after introduction of the method according to the invention. While the representation of the abscissa 600 corresponds to the representation explained in connection with FIGS. 4 and 5, the ordinate 601 indicates the bearing range in days. Again, a balance line 603 is drawn indicating the general trend.
  • FIG. 6 is to be interpreted in conjunction with FIG.
  • the storage range in the right part of the graph 602 of FIG. 6 drops sharply, while, as indicated in FIG. 5, the sales figures increase.
  • FIG. 7 also shows an exemplary graph 702 for a supply chain after introduction of the method according to the invention. While the representation of the abscissa 700 corresponds to the illustration explained above, that is to say the time since the method was introduced in weeks, the ordinate 701 indicates an arbitrarily normalized representation of the cumulative inventories.
  • FIG. 8 shows an example graph 802 for a further supply chain after introduction of the method according to the invention.
  • the representation of the abscissa 800 again corresponds to the illustration already explained above, while the ordinate 801 plots the accumulated inventories for another exemplary supply chain in an arbitrary standardization.
  • FIG. 9 shows an exemplary output of a display device for the
  • inventive method shown It will be understood by those skilled in the art that it is any form of presentation that may be similar, identical, or completely different for each supply chain and / or manufacturing or manufacturing facility.
  • the decisive parameters are shown, in particular the key date of an order t B 1 1, here referred to as "Date To”, the date of execution of the method t 0 9, here “Date From”, the stock levels, here as “Item” and the designation of the product 6 or the components 7, 8, indicated in the illustrated case both as a name and with the corresponding number in the inventory list 16.
  • it is obviously a supply chain for drinks it being understood by those skilled in the art that it may alternatively be any other supply chain, and in particular other products 6, or components 7, 8.
  • FIG. 10 shows a further exemplary embodiment of the invention
  • Inventory including any units in transit that determines net demand.
  • the computer means 1 determines the total demand of the products 6, 6 ', shown here in the second column, and the units present in the supply chain in mobile warehouses (INTRANSIT), here 79 units for the first product 6 and 77 units for the second product 6 'and the current stock levels (QOH), here in each case, as shown in the fifth column, 0 units. This results in the current
  • the computer means determines the net demand, or the net demand (NetDemand), here 886 or 4061 units, corresponding to a total requirement of 4947 units. Subsequently, the computer means 1 determines the components 7, 8 of the products 6, 6 'on the basis of the inventory list 16. Here, in the next level of the supply chain, this corresponds to the component 7 with the identification code 60, as specified in the first column (component) and first row of the second and third tables.
  • the computer means 1 determines the net demand (NetDemand). This is indicated here in the seventh column of the third table and corresponds here to 3972 units. In addition, the computer means 1 determines the inventory reach (DOH) of the component 7 by comparing the current total inventory with the average daily demand
  • the computer means 1 determines the current production planning
  • Order quantity (ORDER QTY), which is given here in the third table in the last column and here corresponds to 5760 units. Due to the comparison between the actual order quantity resulting from the production planning and the net requirement, incorrect orders are recognizable. Thus, the current order quantity is well above the net requirement, namely by 1788 units.
  • the computer means 1 then optimizes the production planning based on the comparison between the current order quantity and the net requirement, for example by canceling orders or placing new orders, or by adjusting the production of at least one production unit 13. Such adjustments lead in the long run in a supply chain using the method according to the invention to a development, as described for example in connection with FIG. 4. In the last table of FIG. 10, the situation corresponding to the third table is shown for the next level of the supply chain.
  • the computer means 1 determines from the inventory list 16, the subcomponents of the component 60. This corresponds to the
  • Subcomponent with the identification code 99 as specified in the first column of the last table.
  • This subcomponent is used in the components 7, 8 indicated in the second table.
  • the computer means 1 determines the total demand of the subcomponent, here according to the information in the second table and in the second column of the last table 2051, 43 units.
  • the computer means 1 determines the current total stock, here 3187.51 units and by comparing the total demand with the current total inventory the
  • Net demand or net demand This corresponds to 0 units, because more units of the subcomponent are in stock than are needed for the order.
  • Computer means 1 will thus cause no new orders for the sub-component here.
  • FIG. 11 shows a further exemplary embodiment of the invention
  • Method is a critical parameter of a supply chain, here e.g. the bearing range 601, is determined.
  • the desired product 6 or the desired component 7, 8 is indicated, here an arbitrary product 6 with an identification code 399-5B8. With this identification code is the product 6 in the material list or
  • Inventory 16 can be found.
  • the computer means 1 identifies the product 6 in the
  • the computer means 1 determines the production planning of the product 6 and its components 7, 8. Thus, the computer means 1 determines, for example, the cumulative demand according to the cumulative order quantity at the deadline t 0 , which here corresponds to the date of execution of the method. This cumulative demand is indicated in the second column (TotalDemand). According to the illustrated embodiment, the computer means 1 determines from the
  • Inventory 16 also the required number of components 7, 8 to produce one unit of the product 6 (MaterialQtyPerOne), and from this determines the total requirement in pieces of the individual components 7, 8 (TotalMaterialDemand).
  • the computer means 1 determines from this total requirement the average daily demand of the individual components 7, 8 (MatAvgDailDem). This determines that
  • Computer means 1 now the cumulative average daily demand, which corresponds to the average daily demand of the product 6
  • the computer means determines the critical bearing range of the entire
  • the computer means compares the cumulative inventory of each Component 7, 8 and optionally each subcomponent with the respective determined average daily demand and thus obtains the storage range 601 of each component 7,8 or each subcomponent (DOH). This is shown here in the last column.
  • the critical inventory range of the entire supply chain corresponds here to the storage range 601 of the product 6, which in turn is the minimum of the individual
  • Production planning of the individual production units 16 of the supply chain is changed, in particular optimized. Furthermore, a faulty production planning within the supply chain can be determined, because a disproportionately large
  • the process according to the invention can be carried out both from the product and
  • the whip effect is avoided because the product orders can be viewed directly by all manufacturers in a supply chain.
  • long lead times and / or production delays are avoided, which in turn leads to higher customer satisfaction and also directly and / or indirectly to higher yields.

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Abstract

L'invention concerne un procédé de gestion de stock et/ou d'optimisation de la production d'au moins un produit, lequel produit est fabriqué à partir d'au moins deux composants. Le procédé comprend les étapes ci-dessous et la fourniture : d'un premier moyen informatique qui est relié par une liaison de données à au moins une première banque de données et d'au moins un second moyen informatique qui est relié par une liaison de données à au moins une seconde banque de données, la seconde banque de données étant reliée par une liaison de données au premier moyen informatique et chaque second moyen informatique étant relié par une liaison de données à la première banque de données, la première et/ou la seconde banque de données contenant des données relatives au stock courant du produit et/ou de ses composants et à la planification de leur production. Un premier moyen informatique identifie d'abord tous les composants du produit et aussi, de préférence, les banques de données et donc les installations dans lesquelles ces composants sont produits. Dans l'étape suivante, le moyen informatique détermine le stock courant du produit et/ou de ses composants. Ensuite, le moyen informatique détermine la planification de la production du produit et/ou de ses composants. Dans l'étape suivante, le moyen informatique compare le stock au jour fixé d'au moins une commande avec le nombre de pièces de la commande. Pour cela, le moyen informatique regroupe le stock courant du produit et/ou de ses composants et le stock résultant de la planification de la production au jour fixé d'une commande.
EP13770428.4A 2012-09-25 2013-09-23 Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule Ceased EP2901382A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13770428.4A EP2901382A1 (fr) 2012-09-25 2013-09-23 Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12006700 2012-09-25
PCT/EP2013/069727 WO2014048877A1 (fr) 2012-09-25 2013-09-23 Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule
EP13770428.4A EP2901382A1 (fr) 2012-09-25 2013-09-23 Procédé de gestion de stock et/ou d'optimisation de la production ainsi que procédé de fabrication d'une pièce d'équipement intérieur de véhicule

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EP2901382A1 true EP2901382A1 (fr) 2015-08-05

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US (1) US20150294252A1 (fr)
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