WO2002054295A1 - Procede de preparation d'une estimation pour usiner une feuille de metal - Google Patents
Procede de preparation d'une estimation pour usiner une feuille de metal Download PDFInfo
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- WO2002054295A1 WO2002054295A1 PCT/JP2001/011351 JP0111351W WO02054295A1 WO 2002054295 A1 WO2002054295 A1 WO 2002054295A1 JP 0111351 W JP0111351 W JP 0111351W WO 02054295 A1 WO02054295 A1 WO 02054295A1
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- 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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/4093—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine
- G05B19/40937—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by part programming, e.g. entry of geometrical information as taken from a technical drawing, combining this with machining and material information to obtain control information, named part programme, for the NC machine concerning programming of machining or material parameters, pocket machining
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- 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
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- 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
- G06Q10/0875—Itemisation or classification of parts, supplies or services, e.g. bill of materials
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- 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
- G06Q30/00—Commerce
- G06Q30/02—Marketing; Price estimation or determination; Fundraising
- G06Q30/0283—Price estimation or determination
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32032—Salesman creates order, system answers back with price, estimated date
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32099—CAPP computer aided machining and process planning
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Definitions
- the present invention relates to a method for creating an estimate of a sheet metal working operation. More specifically, the present invention simulates and estimates a product at the time of receiving an order for the manufacture of the product.
- the present invention relates to a method for creating an estimate of a sheet metal working operation for performing weighting.
- a manufacturing company that processes sheet metal products is given a three-sided drawing of the product on paper, and is asked by the client to submit a quote.
- the client selects a company with good price, delivery date, quality, etc. as a result of estimation.
- the manufacturer asked for an estimate, and a skilled worker created a three-dimensional view of the product from the three-dimensional view of the paper in his head, developed this three-dimensional view, processed time, processing cost, determined whether processing was possible, And estimated the delivery date of the product.
- the manufacturing company described above re-created the estimate and further examined the delivery date of the product from the beginning.
- Such a conventional estimation creating method has, for example, the following problems.
- a three-dimensional view of the product was created in the mind from a three-dimensional view, and it took time to develop this three-dimensional view.
- a mistake occurred because a three-dimensional view and a development view were created in the head, and the estimate had to be re-examined.
- the present invention has been made in view of the above-mentioned problems, and is a method for creating an estimate of a sheet metal working operation, in which a bending line data is stored in association with processing time data of the bending line, A step of storing the hole data and the processing time data of the hole in association with each other, a step of creating a three-dimensional view based on the three-dimensional view and a development view realizing the three-dimensional view by a computer, A step of detecting a bending line and a hole included in the product based on the data of the development view, and using a computer, the processing time of the specified bending line is referred to the association data, and into a predetermined formula.
- the method is a method for preparing an estimate of a sheet metal work including a step of converting the cost into a processing cost for processing the product in consideration of a cost per unit.
- the method be a quotation creation method having a step of allocating a working time for each processing machine to each of the processing machines, and a step of calculating a delivery date necessary for manufacturing the product and delivering it to a customer based on the result of the allocation.
- the S-dimensional view or development is presented to the customer.
- To change the three-dimensional view or development plan by computer if the customer wants to change the product shape or dimensions, and to change the working time and required processing cost as necessary, etc. It is preferable to have a process of presenting the quote (including the three-dimensional figure and development plan and the processing cost) to the customer again (through the Internet).
- a method of manufacturing a product according to a customer's order comprising the steps of creating a quote, and receiving an order, the three-dimensional view and / or Alternatively, it is desirable to have a process of creating a CAM data based on the development data and a process of manufacturing a product by operating a sheet metal working machine based on the CAM data.
- Figure 1 is a schematic diagram illustrating the outline of the estimation system.
- FIG. 2 is a flowchart showing the operation of the estimation system.
- FIG. 3 is an explanatory diagram for explaining the creation of a three-dimensional figure by reading a three-sided view.
- FIG. 4 is an explanatory diagram for explaining the division of the three-dimensional figure.
- FIG. 5 is an explanatory diagram for explaining creation of a development view.
- FIG. 6 is an explanatory diagram for explaining the calculation of the blank processing cost.
- FIG. 7 is an explanatory diagram for explaining the calculation of the material cost.
- FIG. 8 is an explanatory diagram for explaining the calculation of the processing cost (evening punch press).
- FIG. 9 is an explanatory diagram for explaining the calculation of the processing cost (laser processing cost).
- FIG. 10 is an explanatory diagram for explaining the calculation of the processing cost (tapping processing).
- FIG. 11 is an explanatory diagram for explaining the calculation of the processing cost (burr removal processing).
- FIG. 12 is an explanatory diagram for explaining the calculation of the processing cost (bending).
- FIG. 13 is an explanatory diagram for explaining the calculation of the processing cost (bending).
- FIG. 14 is an explanatory diagram for explaining the calculation of the processing cost (bending).
- FIG. 15 is an explanatory diagram for explaining the calculation of the processing cost (bending).
- FIG. 16 is an explanatory diagram for explaining the calculation of the processing cost (welding, painting, assembly).
- FIG. 17 is an explanatory diagram for explaining the calculation of the delivery date.
- FIG. 18 is an explanatory diagram for explaining the communication of the estimated contents.
- Figure 19 is a screen shot of the quote.
- FIG. 20 is a screen view following FIG.
- FIG. 21 is an explanatory diagram for explaining the negotiation between the orderer and the contractor.
- FIG. 22 is an explanatory diagram for explaining the review of the design.
- FIG. 23 is an explanatory diagram for explaining processing of a product. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 shows a schematic configuration diagram of the estimation system 1 according to the present embodiment.
- the quotation system 1 is composed of an orderer 3 who requests production of a product, a contractor 5 who manufactures the requested product, and an outsourcing center 7 which performs, for example, a part of the work of the contractor 5. And These are ready to communicate via, for example, provider P.
- provider P a case in which the contractor 5 makes an estimate will be described. If the contractor 5 does not have an estimation system, the art sourcing center 7 performs the estimation business on behalf of the contractor.
- the orderer 3 has an orderer CAD / CAM system 9.
- the CAD / CAM system 9 includes a CADZCAM section 11 for designing products and a CAD / CAM data file 13 for storing designed CAD drawings and the like. I also own a drawing 15 of a product design on paper.
- the Contractor 5 has a Contractor CAD / CAM system 17.
- the outsourcing center 7 is equipped with a CAD / CAM system 19.
- Each CAD / CAM system is composed of a computer, and includes, for example, a computer body (including a storage device) not shown, a display unit 3, an input / output device, and the like.
- the contractor CAD / CAM system 17 includes a CAD / CAM section 21 and a CADZCAM data file 23 for storing graphic data created by the CAD / CAM section 21 and the like.
- the CADZCAM data is displayed on the display unit 25 as a figure.
- the CADZCAM section 21, the delivery date / estimation creation management section 27, and the input / output section 29 are connected by a link section 31.
- the delivery date and estimate creation management unit 27 can read and edit the CAD / CAM data.
- Delivery date / estimation creation management unit 27 includes product figure editing unit 33, processing time / processing cost calculation unit and 35, and estimate / delivery date creation unit 37. Further, it has a product drawing-related data file 39, a processing time / processing cost-related data file 41, a processing-related reference table 43, and a production schedule data file 45.
- the product figure editing unit 33 is a three-view drawing extraction unit 47, a surface definition unit 49, a three-dimensional drawing creation unit 51, a three-dimensional drawing division unit 53, a development drawing creation unit 55, a prototype verification unit 57, and an assembly drawing.
- a verification unit 59 is provided.
- the three-view drawing extraction unit 47 extracts the three-view drawing data from the CAD drawing of the product drawing stored in the CAD / CAM data file 23 and stores it in the product drawing-related data file 39.
- the paper design drawing (three-sided drawing) sent by the Ordering Party 3 is created as an electronic drawing by CAD and stored in the CADZCAM data file 23.
- the orderer 3 sends the data as electronic drawing data, but in this case, the data is converted and stored in the CADZCAM data file 23.
- the plane definition unit 49 reads the figure data of the three-plane drawing from the product drawing-related data file 39. For example, the front view, side view, and top view of the product are determined, and these faces are combined to create a bending line. And the product drawing related data file 39 Remember. Thereby, a three-dimensional model can be defined from a plan view.
- the three-dimensional figure creating unit 51 creates a three-dimensional figure, which is a three-dimensional model, by adding, for example, a thickness to the three-dimensional figure defined by the plane.
- the product is divided into a plurality of parts by adding an attribute for dividing the three-dimensional figure into ridge lines to be divided. Then, the part data created after the division is stored in the product drawing related data file 39.
- the development drawing creating unit 55 develops each part divided into a plurality of parts in consideration of an elongation value of bending and the like.
- the developed data is stored in the product drawing related data file 39. With reference to this data, the area and the like of the developed view can be obtained.
- the prototype verification unit 57 simulates the bending of each part including the bent part and verifies whether bending can be actually performed.
- the data of the bending process is stored in the product drawing related data file 39 in association with the component data. This makes it possible to calculate the bending cost and the like.
- Machining time / Machining cost calculator 35 is a material cost calculator 61, a blank machining time calculator 63, a blank machining cost calculator 65, a bending time calculator 67, and a bending cost. It comprises a calculation unit 69, a welding time calculation unit 71, a welding cost calculation unit 73, a coating time calculation unit 75, a coating cost calculation unit 77, and an assembly cost calculation unit 79.
- the material cost calculator 61 reads the development data from the product drawing related data file 39 and reads the unit price per material thickness from the processing related reference table 43 to calculate the material cost. .
- the material cost is stored in the processing time / processing cost related data file 41.
- the blanking time calculation unit 63 calculates the unfolded shape of the part, for example, the time it takes to perform the outer shape processing by laser processing, NC sunset punch press processing, etc. You.
- the data of this time is stored in the processing time / processing cost related data file 41.
- the blank processing cost calculation unit 65 calculates the blank processing cost by referring to the cost per unit processing time from the processing related reference table from the processing time obtained by the blank processing time calculation unit 63, and calculates the processing time and processing cost. It is stored in the related data file 43.
- the bending time calculation unit 67 reads the bending line data and the like added to the developed view, and calculates the bending time rush by referring to the standard bending time and the like from the processing related reference table 43.
- the bending time is stored in the processing time / processing cost data file 41.
- the cost calculating unit 69 reads the bending time and calculates the bending cost by referring to the bending cost per unit time from the processing related reference table 43.
- the bending cost data is stored in the processing time / processing cost data file 41.
- the welding time calculation unit 71 reads the part to be welded from the divided three-dimensional view, reads the processing time per unit welding from the processing related reference table 43, and calculates the welding time. Welding time data is stored in the processing time / processing cost related data file 4 1.
- the welding cost calculation unit 7 reads the welding time and calculates the welding cost by referring to the welding cost per unit time from the processing reference table 43. Welding processing cost data — In the evening, processing time and processing cost related data file 4 1 is stored.
- the coating time calculation unit 75 reads the coating time per unit coating from the processing related reference table 43 to calculate the coating time.
- the coating time data is stored in the processing time / processing data file 41.
- the coating cost calculation unit 7 reads the coating time, reads the coating cost per unit processing time from the processing related reference table 43, and calculates the coating cost.
- the coating cost data is stored and stored in the processing time / processing cost related data file 41.
- the assembly cost calculator 79 calculates the assembly cost based on the verification result of the assembly.
- the assembly time is stored in the processing time / processing cost related data file 41.
- the estimated delivery date creation section 37 reads the blanking time, bending time, welding time, painting time, and assembly time from the processing time / processing cost related data file 41. Further, the data of the production schedule currently set is read from the production schedule data file 45. Then, the delivery time is calculated by incorporating each processing time into the current production schedule.
- the estimated delivery date creation section 37 reads each processing cost from the processing time / processing cost related data file 41 and calculates the cost for product manufacturing.
- the orderer 3 When the delivery date and cost are calculated, they are transmitted to the orderer CADZCAM system 9. In response, the orderer 3 officially requests production of the product, and the contractor 5 has already prepared for the production of the product (product design, NC data creation, etc.). Is shortened.
- FIG. 2 is a flowchart showing the operation of the system according to the present invention.
- step S201 the contractor 5 receives the paper drawing of the product from the supplier 3 of the business partner, an electronic drawing of the product by CAD or the like, or a 3D model of the product by 3D CAD or the like. You are given CAD data and receive a quote request.
- Figure 3 shows the types of drawings received by the contractor 5. There are two cases: receiving a three-sided drawing of paper 301, receiving an electronic drawing 303, and receiving a 3D model. The subsequent processing differs depending on the type of drawing received. Therefore, if a three-sided drawing of paper 301 has been received, proceed to step S203, if an electronic drawing 303 has been received, proceed to step S205, and a 3D model 300 has been received. If so, the process proceeds to step S207 (step S202).
- step S2 ⁇ 3 since the received drawing is a three-sided drawing 301 of a paper, a CAD drawing is created with reference to the three-sided drawing 301 of the paper. ⁇ Create 3D figure>
- step S205 a three-dimensional figure, which is a three-dimensional figure, is created from the two-dimensional CAD drawing.
- a method of creating a three-dimensional solid figure from a two-dimensional CAD figure is publicly known, its outline will be described.
- elements unnecessary for creating a three-dimensional view such as a dimension line, an auxiliary line, a drawing frame, a reference drawing, and a plate thickness line are deleted from the three-dimensional electronic three-dimensional view created.
- a front view 311, side view 313, and top view 315 of the product are displayed on the screen 309.
- a three-dimensional figure V is created by adding the thickness and other data to this, and displayed on the screen 3 17.
- step S207 for example, the position at which the product is to be divided is specified in the three-dimensional view V, and the product is dispersed (work in which the product is divided and separated into a plurality of parts).
- the operation of dividing a product into a plurality of parts will be described with reference to FIG.
- the three-dimensional figure V created in step S203 is displayed on the screen 401.
- the product interference, workability, appearance, etc. are examined with reference to the three-dimensional view V.
- a case (case VA) that disassembles a part 401a and a part 401b in consideration of the assembly cost of the product, or a part 401c in consideration of the easiness of the processing method Then, consider a case (case VE) that disassembles it into a part 40d, a part 401e, and a part 401f.
- a screen 4003 checks for interference between components that may occur when components are scattered. Cases examined by interference check Judgment of processing availability of VA and VE The result is stored in the memory as character data.
- step S209 the developed view creation processing unit 55 creates a developed view for each of the plurality of divided parts.
- a method for creating the development view 501 will be described with reference to FIG.
- the three-dimensional view of the divided parts is displayed on screen 503.
- a development diagram 501 is created from the three-dimensional view of the part.
- the bending portion 505 is developed, the bending elongation value is considered.
- Table 507 includes a thickness ⁇ 507 a and an elongation value column 507b.
- the growth value of ⁇ 507 b is set for each company (for example, company A 507c, company B 507d, company C 507e).
- the ordering party .3 is a product of Company A 507c with a thickness of 1, the bending is set to extend by 1.5.
- a development diagram 501 is created taking this elongation value into consideration. For this reason, the development drawing 501 is created with the dimension minus the bending elongation value.
- the area calculation 507 is performed from the developed view 501. Then, the material cost calculation 5 1 1 is performed with reference to the processing related reference table 4 3.
- the value unit price of a plurality of materials 515 (for example, SPC C, S P H C, and S U S) is registered in the price column 517 corresponding to each plate thickness column 513.
- the material cost data is stored in the processing time and processing cost related data file 4 1.
- the blank processing time and the blank processing cost are calculated with reference to the developed view (S2288).
- a method for calculating the blanking time and the blanking cost will be described with reference to FIG.
- Product drawing related data file in which the development drawing 6 01 is stored Read the data of the development diagram 6 01 from 3 9.
- there are two types of processing a let punch press and a laser processing machine.
- the processing cost is the value obtained by multiplying the blank processing cost of processing the developed shape by 60 3 by the number of processed holes and adding the setup cost by the evening punch press .
- the blank processing cost 603 includes a shearing processing cost 603 a, an evening let punch press processing cost 603 b, a tapping processing cost 603 c, and a deburring processing cost 603 d.
- the processing cost in the case of processing by laser processing is a value obtained by multiplying the blank processing cost 609 for processing the developed shape by the number of processed pieces 611.
- the blank processing cost 609 includes a sealing processing cost 609 a, a laser processing cost 609 b, a tapping processing cost 609 c, and a chip removing processing cost 609 d. The method of calculating the cost for each process is described below.
- a material column 701b (for example, SPCC, SPHC, SUS, etc.) is set corresponding to a plurality of plate thickness columns 701a.
- a unit price column 701c is provided for each plate thickness and material, and the unit price is set.
- the evening let punch press calculate the value obtained by multiplying the machining time 6 15 a (calculated from the NC data) by the evening let punch press standard unit price 6 13 3 b (unit time). This calculation is performed for all the processed shapes, and the total sum (for example, all the developed shapes of the parts arranged in one sheet) is calculated.
- the setup cost is calculated by multiplying the number of used molds 6 17 a by the mold change time by size. Then, the die exchange time is multiplied by the unit price (unit time). This will be described in more detail with reference to FIG.
- Developed image 8001 is read, and it is decided to perform processing with a punch press. Allocate die machining data 8 03 to the development view 800 1.
- the mold shape 8005a, the machining pattern 8005b, the mold size 800c, and the number of punches 800d are extracted from the mold processing data 8003 in association with each other. .
- the mold replacement time is set as the setup time setting cell in the time column 807 b corresponding to the mold size 807 a and stored in the machining-related reference table 43, so these are read and used.
- the setup time for the evening let punch press is calculated by multiplying the total time by the unit price.
- the calculation of the machining cost is based on the operation speed calculation table 809 stored in the machining-related reference table 43, the punch time calculation table 811, the evening rotation time calculation table 81, and the processing machine.
- the evening punch press working cost 8 23 is calculated by referring to the working cost calculation table 8 21 from the calculated working time 8 19.
- the processing cost calculation table 8 21 includes a processing type ⁇ 8 2 1a (evening punch press processing, laser processing, tapping, etc.) and an amount column 8 2 1b in which an amount corresponding thereto is set.
- the processing time for each processing shape 6 19 a is multiplied by the laser unit price 6 19 b (unit time). This calculation is performed on all the processed shapes to calculate the total sum.
- the details of the laser processing cost calculation method will be described with reference to FIG. Read the development diagram 901, and determine the processing method to be laser processing. Then, a machining locus 903 is set. From the machining trajectory 903, the machining shape 905a (for example, outer shape, hole, etc.), pattern (for example, piercing, corner R, and straight line), and trajectory length 905c are extracted in association with each other.
- the axis operation speed calculation table 907 stored in the processing-related reference table 43, the material and the machining time (laser) calculation table by material and plate thickness 909, the processing machine, the laser cutting conditions, the processing method, and the material characteristic master 9 1 1 and machining time calculation Referring to FIG. 9 13, the machining time is calculated by CG simulation 9 15.
- Material ⁇ Processing time by plate thickness (laser) Calculation table 9 09 is the material to set the material ⁇ 9 09 a, the plate thickness column 9 09 b to set the plate thickness, the pattern column 9 9 9 c to set the pattern And a time field 909 d for setting the time.
- the unit processing time can be specified for each material, plate thickness, and pattern (for example, piercing, corner R, and straight line).
- the machining cost (unit time) stored in the machining-related reference table 43 is calculated by referring to the machining table (unit time) calculation table 91 9.
- Machining cost (unit time) Calculation table 9 1 9 is used to set the type of machining (for example, evening punch press, laser machining, tapping, etc.). 9 1 9 a, and set the unit price for this type. 9 Including 19 b. This makes it possible to obtain a single price for each processing.
- a value is calculated by multiplying the tapping hole diameter machining time 6 2 1a by the tap unit price 6 2 3b (unit time). Perform this calculation for the number of tap holes to calculate the total sum. This will be described in more detail with reference to FIG.
- the developed view 1001 is read and the processing machine is determined as the tapping machine. Create an evening instruction diagram 1003 indicating the evening-up processing location.
- the tap hole diameter 1005a (for example, M3, M4, M6, etc.) and the corresponding number of holes 1005b are extracted from the evening instruction diagram 1003.
- the machining time calculation table for each sheet thickness 1 009 is the sheet thickness for setting the sheet thickness ⁇ 1 009 a, the hole for setting the hole diameter (for example, M3, M4, M5, etc.) for each sheet thickness.
- a diameter column 1 009 b and a machining time column 1 009c for setting a machining time corresponding to each hole diameter are included.
- Processing cost (unit time) Calculated table 10 19 is a processing column for setting the type of processing (for example, evening punch press, laser processing, tapping, etc.) and processing corresponding to the processing type. Includes an amount column for setting the unit price.
- deburring calculate the value obtained by multiplying the processing time by processing shape 6 2 3 a by the deburring standard unit price 6 2 3 b (unit time). This calculation is performed for all machining shapes to calculate the total sum. This will be described in more detail with reference to FIG. Read the developed view 1 1 0 1 to determine the processing machine. Create a machining path assignment figure 1 103 from the developed view 1 101. The processing locus 1 105 is extracted from the processing locus assigned figure 1 103.
- the processing time calculation table 1109 for each sheet thickness includes a sheet thickness ⁇ 1109 a for setting the sheet thickness, and a time column for setting the time required for processing in accordance with the sheet thickness.
- Machining cost (unit time) is calculated from machining time 1 1 1 7 and deburring machining cost 1 1 2 1 is calculated with reference to calculation table 1 1 1 9.
- Machining cost (unit time) is a machining field for setting the type of machining (for example, evening punch press, laser machining, tapping, and deburring). Includes an amount column 1 1 1 9b for setting the amount for each processing type.
- step S211 the prototype is verified.
- the details of the prototype verification will be described with reference to FIGS.
- the development diagram 1 Prototype verification 1202 that examines what process to bend, etc. is performed. This result is stored in a text file as a VA / VE result 1203a depending on the availability of processing and a VA / VE result 1203b depending on workability / processing method.
- the bending cost 1 205 is calculated by multiplying the bending time 1 2 1 3 a by the bending unit price (unit time) 1 2 1 3 b. This calculation is performed for all the bends included in the development, and the total sum is calculated.
- the bending setup cost 1 209 is calculated by multiplying the number of used dies 1 205 a by the mold exchange time.
- Figure 13 shows a more detailed calculation method for bending costs.
- the bending time calculation table 1307 stored in the processing related reference table 43, the work handling time (unit bending length) calculation table 1309, the processing machine, the die used, Machining method 'Material characteristic mass 1 3 1 1', Machining time calculation mass 1 3 13
- the machining time calculation mass 1 3 13 and perform the machining time calculation 1 3 0 5 by CG simulation.
- the bending time calculation table 1307 includes a pattern column 1307a for setting a bending pattern and a time ⁇ 1307b for setting a processing time of each bending pattern.
- Work handling time (unit bending length)
- the calculation table 13 09 contains the thickness field 13 09 a for setting the thickness, and the time for setting the processing time when processing for each thickness. Including.
- the machining time 1 3 17 is read, and the machining cost (unit time) stored in the machining-related reference table 43 is calculated with reference to the table 13 19 to calculate the bending cost 1 32 1.
- Machining cost (unit time) Table 13 19 contains a Machining column 13 19 a for setting the machining method (such as the vendor) and a 13 19 b amount column for setting the amount.
- Figure 14 shows a detailed method for calculating the bending setup cost. Read the development diagram 1401 and verify the prototype. The bending process 1405 a, mold shape 1405 b, bending length 1405 c, bending angle 1405 d, etc. are read from the developed drawings and the like that have been verified as prototypes.
- the setup time (unit bending length) calculation table 1407 stored in the processing related reference table 43, processing machine, die used, processing method, material characteristic master 14409, setup time calculation master Referring to 1 4 1 1, the processing time calculation 1 4 1 3 by CG simulation is performed. As a result, the setup time 1 4 15 is calculated.
- the setup time calculation table 1447 includes a mold shape field 14407a for setting a mold shape, and a time field 14407b for setting a setup time of each mold shape.
- Table 14 17 includes the process column 14 17 a for setting the process (setup etc.) and the amount ⁇ 14 17 b for setting the amount.
- the details of the special cost calculation method will be described with reference to FIG. Read the development diagram 1501 and verify the prototype 1503. As a result, the dies held by the supplier 5 may cause large-scale interference with parts. In this case, the shape of the special mold is determined, and a request for a mold estimate of 1509 is made to the mold manufacturer. The estimated production cost of the special specification mold 1 5 1 1 presented here is the special mold cost.
- step S215 the assembly diagram is verified.
- the welding cost, painting cost, and assembly cost are calculated by this assembly drawing verification.
- the calculation method of welding cost, painting cost, and assembly cost will be described with reference to Fig. 16 (Step S 2.27).
- Welding cost is calculated by adding the unit price of 1601b (unit length) to the welding line length of 1601a. Multiply and find. That is, the three-dimensional figure 1603 divided into a plurality of parts is read, the welding surface is specified, and the welding length is calculated 1605. Here, a difficulty factor is also added to each welding location. Then, the welding time 1609 is calculated with reference to the processing time (unit length) table 1607. Machining time (unit length) Table 1607 shows the pattern field 1607 a for setting the type of welding (for example, YAG, spot, TIG, etc.) and the time required for welding the unit length in each pattern. Includes the set time field 1 6 0 7 b.
- Machining cost table 1 6 1 1 is the machining column 1 6 1 1a for setting the type of welding (for example, YAG, spot, TIG, etc.), and the amount column 166 for setting the amount of welding per unit time. Including 1 1 b.
- the coating cost is calculated by multiplying the blank material surface area 16 17 a by the standard unit price (unit area) 16 17 b.
- the three-dimensional view of the product divided into a plurality of parts is read. Instruct the painted surface on the 3D figure. Then, the coating time 1632 is calculated by referring to the processing time (unit area) table 1621. Processing time (unit area) Table 1 6 2 1 sets the pattern column 1 6 2 1 a for setting the process pattern (pre-treatment, painting, drying, etc.) and the time per unit area required for each pattern process Includes time ⁇ 1 6 2 1 b.
- Read coating time 1 6 2 3 and processing cost (unit time) Refer to table 1 6 2 5 and processing machine. Processing method master 16 2 7 to calculate coating cost 1 6 2 9. Processing cost (unit time) Calculation table 1 6 2 5 sets the processing column 1 6 2 5 a for setting the type of processing (pre-processing, painting, drying, etc.), and the amount per unit time required for each processing Includes amount column 1 6 2 5 b. Assembly cost, assembly time
- the assembly cost is obtained by multiplying the number of assembled parts 1 6 3 1 a by the assembly unit price (units) 1 6 3 1 ID.
- step S207 If there is a problem or the like in the assembly drawing verification, the process returns to step S207 to re-examine the dispersion of the assembly diagram.
- step S217 the estimated delivery date is calculated.
- Figure 17 shows how to determine the delivery date.
- the processing steps for processing products are a programming step 1701, an evening punch press / laser step 1703, a bending step 1705, a welding step 17007, and a painting step 170.
- the estimated order 1 7 0 1 b is included after the ordered order 1 7 0 1 a of the program process 1 7 1.
- 1703b is added to the estimated order of 1703a, followed by the order of 1703b.
- the estimated order of 1705b should be included.
- the estimated order of 170 b should be included in this order.
- the order received for the assembly process 1 7 1 incorporate the order 1 7 1 1 b for this time. As a result, the delivery date can be determined.
- step S 219 an estimate or the like is presented to the orderer 3.
- Figure 18 shows an example in which an estimate is presented to the ordering party 3.
- the contractor 5 selects the orderer 3 from the transmission screen 1801 and transmits data such as an estimate. Data such as estimates are received and stored in CAD Navi Server 1803.
- the ordering party 3 selects the receiving party 5 from the receiving screen 1805 and receives it.
- the estimation data stored in the CAD navigation server 1803 And so on.
- the Ordering Party 3 refers to the quote screen 1807, the stereoscopic view screen 1809 of the product divided into parts, and the three-sided view 1811, etc. to check the contents of the quote, check the finished shape, check the joints, etc.
- Figures 19 and 20 show the estimation screens for each component.
- the orderer 3 can see the screen of this estimate for the parts included in the product.
- the estimation screen includes the following items.
- processing notes 1 item 1931 processing notes 2 items 1933, 'change history 1 item 1935, change history 2 items 1937, product information 1 item 1939, product information 2 items 1941, delivery note 1943, delivery notes 1945, process name item
- Material memo item 201 Sheet thickness / base metal dimension item 2013, Part dimension item 2015, Number of pieces Item 2017, number of components 20 19, bending information 1 item 2021, bending information 2 item 2023, and memo 2025 are included.
- step S221 the orderer 3 and the contractor 5 negotiate.
- Figure 21 shows the negotiation method.
- the orderer 3 and the contractor 5 use the collaboration tool to share the three-dimensional figure designed by the contractor 5 and propose a VAZVE and examine the design contents. That is, the computer 2101 of the contractor 5 and the orderer 3 Computer 3 equipped with 3 is connected by a telecommunications line such as the Internet, and a three-dimensional figure is simultaneously displayed on the screen 2 105 of the contractor 5 and the screen 2 107 of the orderer 3. indicate.
- the contractor 5 makes a VA / VE proposal to the orderer. As a result, if the orderer 3 accepts, the process ends.
- step S 223 re-examination of V E ⁇ V A is determined, and the process returns to step S 207.
- Figure 22 shows the method of reexamining VA and VE.
- the contractor 5 requests the contractor 5 to request a re-estimation 2 203.
- the contractor 5 reads the three-dimensional figure from the product drawing related data file 39 in order to make a quotation again, and performs 2 205.
- This solid figure is divided into a plurality of parts and divided into two parts.
- the development of the development view of the changed parts is performed.
- prototype verification 2 2 1 3 of the changed parts is performed.
- the bending work cost is calculated.
- the assembly drawing verification (parts to product) 2 2 17 is performed to calculate welding cost, painting cost, and assembly cost 2 2 19.
- Study the production schedule 2 2 2 1 and determine the delivery date 2 2 2 3 As a result, it is possible to re-estimate the ordering party 3.
- This re-estimation method can respond to, for example, a product change.
- the three-dimensional figure, which is CAD data since it is a correction of the three-dimensional figure, which is CAD data, the three-dimensional shape and development are corrected only by correcting the dimensions, so that the delivery date and estimation can be performed automatically.
- Figure 23 shows the processing method of the product.
- the ordering party 3 issues a confirmed order (order form) 2301 to the order receiving party 5.
- the contractor 5 calls the three-dimensional figure (assembly drawing) from the product figure-related data file 39 to the three-dimensional figure 2 3 0 3. Automatically based on part development data Then, create the data for the laser punch press and the data for laser processing (parts) 230 and store it in the product drawing related file 39. Create bending data (parts) 230 3 and store it in product drawing related data 39. Then, the component is processed by each processing machine 230.
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01272849A EP1357484A4 (en) | 2000-12-28 | 2001-12-25 | METHOD FOR ESTIMATING AN ASSESSMENT FOR THE LEADING PROCESSING |
US10/450,525 US7058465B2 (en) | 2000-12-28 | 2001-12-25 | Method of preparing estimate for sheet metal working |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-402721 | 2000-12-28 | ||
JP2000402721A JP3610302B2 (ja) | 2000-12-28 | 2000-12-28 | 板金加工作業のコスト見積もり作成方法 |
Publications (1)
Publication Number | Publication Date |
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WO2002054295A1 true WO2002054295A1 (fr) | 2002-07-11 |
Family
ID=18866963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/011351 WO2002054295A1 (fr) | 2000-12-28 | 2001-12-25 | Procede de preparation d'une estimation pour usiner une feuille de metal |
Country Status (5)
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US (1) | US7058465B2 (ja) |
EP (1) | EP1357484A4 (ja) |
JP (1) | JP3610302B2 (ja) |
TW (1) | TW550492B (ja) |
WO (1) | WO2002054295A1 (ja) |
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JP7425776B2 (ja) | 2021-08-17 | 2024-01-31 | 株式会社ミスミ | 支援システム、支援プログラム及び制御方法 |
Also Published As
Publication number | Publication date |
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JP2002203007A (ja) | 2002-07-19 |
TW550492B (en) | 2003-09-01 |
EP1357484A4 (en) | 2008-04-16 |
US7058465B2 (en) | 2006-06-06 |
EP1357484A1 (en) | 2003-10-29 |
JP3610302B2 (ja) | 2005-01-12 |
US20040073469A1 (en) | 2004-04-15 |
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