TH37536A - Method of bending And a bending system that uses such methodology - Google Patents

Abstract

The DC60 methodology and system are designed to enable inexperienced benders to easily and quickly perform precise bending operations on sheet metal by following the experience of experienced personnel, instructions, or information. The methodology may include: data storage for part shape; data storage related to the bending sequence for part production; tool selection for each bending operation; data storage for the selected tool or template; data storage for bending press control to ensure consistent bending operation according to the sequence; and bending assistance information storage to assist personnel in performing bending operations using the bending press. The bending assistance information may include instructions or information relating to at least one of the following operations: attaching protective strips to the shoulder of the template; arranging the small tool on the bending press so that the press and template are offset laterally; securing the small template to the press with clamping strips; and aligning the press and template. In the longitudinal direction; determining the origin of either the stamping tool and the template relative to each other; aligning the workpiece relative to the stamping tool and template; aligning the workpiece relative to the secondary gauge device; and checking the dimensional shape of the workpiece after bending. The procedure and system are arranged in a way that allows inexperienced benders to easily and quickly perform precise bending on sheet metal by following the experience of experienced personnel, instructions, or information. The procedure may include: storing data for the shape of the part; storing data related to the bending sequence for producing the part from the workpiece; selecting the tool for each bending operation; storing data for the selected tool or template; storing data on the bending press control for controlling the bending press operation to perform bending in accordance with the bending sequence; and storing bending assistance information to assist personnel in performing bending using the bending press. The bending assistance information may include instructions or information related to at least one of the following operations: attaching a protective strip to the shoulder of the template; arranging the small tool on the bending press in such a way that the stamping tool and template receive... Lateral offsetting; attaching the small template onto the press with clamping strips; aligning the press and template in the longitudinal direction; positioning the workpiece relative to the press and template; positioning the workpiece relative to the back gauge; and checking the dimensional shape of the workpiece after bending.

Claims (24)

1. The methodology for generating data for the production of products or parts with predefined shapes using a bending press equipped with detachable tools includes steps for inputting bending assistance information to assist personnel performing the bending operation to produce the product or part. This bending assistance information will be specific to or dependent on the bending operation in question. 2. The procedure of claim 1 shall also consist of the following steps: input of shape data relating to the aforementioned part or product; input of the bending sequence for the manufacture of the aforementioned part or product from the aforementioned workpiece; input of tooling data for determining the tools for performing the bending operations for the manufacture of the aforementioned part or product. 3. The procedure of claim number 2 shall also consist of the procedure of inputting control data for the bending press for the control of the aforementioned bending press operation in each bending operation which is performed in the sequence described above. 4. Methodology for generating data for the production of parts by bending workpieces along multiple bending lines using a bending press equipped with detachable tools. This methodology consists of the following steps: collecting data for the shape of the part; collecting data specifying the bending sequence in which the workpiece is bent along the bending lines; selecting the tool for each bending operation along the bending lines; collecting data for the selected tool; collecting bending press control data for controlling the operation of the bending press in the specified bending sequence; and collecting bending assistance information to assist personnel in performing bending operations using the bending press. This bending assistance information will include data related to at least one of the following operations: attaching a protective strip to the shoulder of the template; arranging the small tool on the bending press in such a way that the press and template are offset laterally from each other; and securing the small template to the press with a clamping strip. Alignment of the stamping tool and die in the longitudinal direction; determination of the origin points of the stamping tool and die relative to each other; workpiece positioning relative to the stamping tool and die; workpiece positioning relative to the secondary gauge; and dimensional inspection of the workpiece shape after bending. 5. The procedure for manufacturing parts by bending workpieces along multiple bending lines using a bending press equipped with detachable tools includes the following steps: collecting data on the shape of the part; collecting data specifying the bending sequence for manufacturing the part from the workpiece; selecting the tool for each bending operation in the sequence; collecting data on the selected tool; installing the selected tool on the bending press; collecting bending press control data to control the operation of the bending press for each bending operation; bending the workpiece in the sequence in accordance with the bending press control data for each bending operation; and collecting bending assistance information to assist the operator. This bending assistance information will include at least one of the following operations: attaching a protective strip to the shoulder of the die; and arranging the small tool on the bending press so that the press and die are offset laterally from each other. The process involves: attaching the small template to the press using clamping strips; aligning the press and template in the longitudinal direction; determining the origin points of the press and template relative to each other; aligning the workpiece relative to the press and template; aligning the workpiece relative to the secondary gauge; and checking the dimensional shape of the workpiece after bending. 6. The process of manufacturing workpieces along multiple bending lines using a bending system involves the following steps: storing the specified bending sequence and tools in computer memory; selecting the specified tools from the tool storage; defining the tool alignment on the bending press; storing the defined tool alignment in computer memory; installing the tools on the bending press according to the defined alignment; defining the workpiece posture to be fed into the bending press in each bending step; storing the defined workpiece postures for each bending step; feeding the workpiece in the specified postures into the bending press for each bending step; and bending the workpiece along the bending lines using the bending press. 7. The system for generating data for the production of parts by bending workpieces along multiple bending lines using a bending press with detachable tools shall consist of: a data storage section for the shape of the part; a data storage section specifying the bending sequence for the production of the part from the workpiece; a data storage section for determining the selected template for each bending operation; a data storage section for controlling the bending press's operation in the specified cutting sequence; and a data storage section for assisting in the cutting operation to help personnel in performing bending using the bending press. The data storage for the bending assistance information shall consist of data storage related to at least one of the following operations: attaching a protective strip to the shoulder of the template; arranging the small tool on the bending press in such a way that the press and template are offset laterally from each other; attaching the small template to the press with a clamping strip; aligning the press and template in the longitudinal direction; determining the origin point of the press and template. Comparison; workpiece alignment relative to the stamping machine and mold; workpiece alignment relative to the supporting gauge; and dimensional inspection of the workpiece shape after bending. 8. System for generating data for part manufacturing. The system consists of; a server (31) equipped with a database for storing data relating to the bending process for part manufacturing and a barcode generator for generating barcodes relating to the part to be manufactured by the bending press; and a terminal computer (25) for controlling the bending press. The terminal computer is connected to the server for data communication and is equipped with a barcode reader for reading barcodes and retrieving part-related data from the database. 9. Procedures for generating data for the production of parts consistent with Claim 1. These procedures shall also include the alignment of the longitudinal tooling of the aforementioned bending press prior to bending and the collection of auxiliary information relating to the alignment of the longitudinal tooling. 10. Procedures for generating data for the production of parts consistent with claim 1. These procedures shall further include the operation of origin correction operations to correct the origin of the template relative to the stamping machine and the collection of auxiliary information related to the origin correction operation. 11. Methodology for generating data for manufacturing parts consistent with Claim 1. This methodology shall be further comprised of performing experimental bending for each bending operation to be performed on the workpiece and collecting supporting information relating to the frequency of dimensional accuracy checks of the workpiece. 12. Procedures for generating data for the production of parts consistent with Relativity to Claim 1. These procedures shall further comprise the following operations: performing origin adjustment operations to determine the origin of the template relative to the press, and collecting control data D, L, and Yz for the bending operations performed with the aforementioned bending press, where D is the vertical position of the template relative to the template origin; L is the lateral position of the back gauge relative to the center position of the template; and Yz is the vertical position of the back gauge relative to the top end of the template. 13. Procedures for the manufacture of parts consistent with Reputation 2. These procedures shall also include the alignment of the tools in the longitudinal direction of the aforementioned bending press prior to bending and the collection of assistive information relating to the alignment of the tools in the longitudinal direction. 14. Procedures for the production of parts consistent with Claim 2. These procedures shall also include the execution of origin correction operations to correct the origin of the template relative to the stamping machine and the collection of supporting information related to the origin correction operations. 15. The procedure for manufacturing parts consistent with claim 2 shall also include the performance of experimental bending for each bending operation performed on the workpiece and the collection of supporting information relating to the frequency of dimensional accuracy checks of the workpiece. 16. The procedure for manufacturing parts consistent with claim 2, further includes performing adjustment operations to determine the origin of the template relative to the press and collecting control data D, L, and Yz for bending with the aforementioned press, where D is the vertical position of the template relative to the template origin, L is the lateral position of the back gauge device relative to the center of the template, and Yz is the vertical position of the back gauge device relative to the top end of the template. 17. A system for generating information for the production of parts, consistent with claim 4. This system shall also include a component that stores relevant supporting information for the implementation of origin corrections, specifically corrections to the template origins in relation to the stamping machine. 18. A system for generating information for the production of parts, consistent with claim 4, shall also include a component that stores supporting information related to the frequency of dimensional accuracy checks of the parts. 19. The system for generating data for the production of parts in accordance with claim 4 shall further comprise a control data storage unit for D, L, and Yz for the bending operation of the aforementioned bending press, where D is the vertical position of the mold relative to the mold origin, L is the lateral position of the secondary gauge device relative to the center of the mold, and Yz is the vertical position of the secondary gauge device relative to the top end of the mold. 20. Methodology for generating data for manufacturing parts by bending with a bending press. This methodology includes: collecting data specifying the shape of the part; collecting data specifying the sequence of bending operations on the workpiece using the bending press; collecting data specifying the tooling for each bending operation; the tools consist of a stamping press and a die; performing origin correction operations to correct the origin of the die relative to the stamping press; and collecting bending assistance information related to the origin correction operations and experimental bending operations for each bending operation to be performed on the workpiece, and collecting bending assistance information related to the frequency of dimensional accuracy checks of the workpiece. 21. Procedures for the manufacture of parts conforming to Requisition 17. These procedures shall be further comprising the collection of control data D, L, and Yz for bending operations using the aforementioned bending press, where D is the vertical position of the mold relative to the mold origin, L is the lateral position of the back gauge device relative to the center of the mold, and Yz is the vertical position of the back gauge device relative to the top end of the mold. 22. Procedures for the manufacture of parts consistent with claim 18. These procedures shall further include the collection of information to assist in the bending process, specifying the dimensions of the workpiece to be checked for accuracy, and modifying control data D and L during experimental bending when it is found that the dimensions of the workpiece are not within the predetermined allowable tolerances. 23. Methodology for generating data for manufacturing parts by bending with a bending press. This methodology comprises: data collection specifying the shape of the part; data collection specifying the sequence of bending operations on the workpiece using the bending press; data collection specifying the tools for each bending operation; these tools consist of a stamp and a template; determining the arrangement of these tools on the bending press; installing the tools on the bending press in accordance with the specified arrangement; performing origin correction operations to correct the origin of the template relative to the stamp and collecting bending assistance information related to the origin correction operation; performing experimental bending operations for each bending operation to be performed on the workpiece; and collecting control data D, L, and Yz for the bending operations with the bending press, where D is the vertical position of the template relative to the template origin, L is the lateral position of the secondary gauge device relative to the center position of the template, and Yz is the vertical position of the template. The secondary gauge device is positioned relative to the top end of the template. 24. Methodology for the manufacture of parts consistent with Reputation 20. This methodology shall further include the collection of information assisting in the bending process related to the frequency of dimensional accuracy checks of the workpiece, the collection of information assisting in the bending process specifying the dimensions of the workpiece to be checked for accuracy, and the modification of control data D and L during experimental bending when it is found that the dimensions of the workpiece are not within the predetermined allowable tolerances (Reputation 24, Figure 24).