Metal sheet part bending order and bending die proposing device and proposing method

• US 20040093921A1
• Filed: 03/04/2003
• Published: 05/20/2004
• Est. Priority Date: 09/05/2000
• Status: Active Grant

• Current Assignee: Amada Company Limited
• Original Assignee: Amada Company Limited
• Inventors: Nakayama, Yasuyuki, Nishio, Hisashi
• Granted Patent: US 6,937,920 B2
• Time in Patent Office: Days
• US Class Current: 72/31.1
• CPC Class Codes: B21D 5/02 on press brakes without making use of clamping means
• CPC Class Codes: G05B 19/40937 concerning programming of machining or material parameters, pocket machining
• CPC Class Codes: G05B 19/4097 characterised by using design data to control NC machines, e.g. CAD/CAM G05B19/4093 takes precedence
• CPC Class Codes: G05B 2219/35005 Sheet metal cad
• CPC Class Codes: G05B 2219/35192 From design derive sequence of bending so that bending is possible
• CPC Class Codes: G05B 2219/36296 Order, select, determine, change machining sequence, order
• CPC Class Codes: Y02P 90/02 Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
• CPC Class Codes: Y10T 70/7938 Guard ward

Abstract

A bending sequence and bending die proposing apparatus for a sheet metal part, includes: means for storing a development drawing of the sheet metal part; means for detecting a plurality of bending sequence candidates capable of manufacturing the sheet metal part, and bending die candidates to be used in the respective bending steps in the respective bending sequence candidates, based on the development drawing; and means for displaying the plurality of bending sequence candidates. The display includes information representing the number of stages in the respective bending sequence candidates.

Claims

1. A bending sequence and bending die proposing apparatus for a sheet metal part comprising:

an unit to store a development drawing of the sheet metal part;

an unit to detect a plurality of bending sequence candidates capable of manufacturing the sheet metal part, and bending die candidates to be used in the respective bending steps in the respective bending sequence candidates, based on the development drawing; and

an unit to display the plurality of bending sequence candidates,

wherein the display includes information representing the number of stages in the respective bending sequence candidates.

2. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 1, further comprising:

an unit to store the held tools.

3. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 1, further comprising:

an unit to store selection priority of the tool to be used.

4. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 1, further comprising:

an unit to store a priority item.

5. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 4, wherein the priority item is any one of the minimum number of stages, minimum number of inversion, and minimum number of rotations.

6. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 2 or 3, wherein the detection of the bending sequence candidates and the bending die candidates is executed based on the information of held tools or priority information of the tool to be used.

7. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 1, wherein the display includes at least any one of the information representing the number of setup, the number of inversion, and the number of rotations, in the respective being order candidates.

8. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 7, wherein the display includes information representing the total turning angle in the respective bending sequence candidates.

9. A bending sequence and bending die proposing apparatus for the sheet metal part according to claim 5, wherein the display is displayed in order of the minimum number of stages, minimum number of turnovers or minimum number of rotations.

10. A bending sequence and bending die proposing method for a sheet metal part comprising:

a step of receiving a development drawing of the sheet metal part;

a step of detecting a plurality of bending sequence candidates capable of manufacturing the sheet metal part, and bending die candidates to be used in the respective bending steps in the respective bending sequence candidates, based on the development drawing; and

a step of displaying the plurality of bending sequence candidates,

wherein the display includes information representing the number of stages in the respective bending sequence candidates.

11. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, further comprising

a step of storing the held tools.

12. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, further comprising:

a step of storing selection priority of the tool to be used.

13. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, further comprising:

a step of storing any one of priority items of the minimum number of stages, minimum number of inversion, and minimum number of rotations.

14. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, wherein the detection of the bending sequence candidates and the bending die candidates is executed based on the information of held tools or selection priority information of the tool to be used.

15. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, wherein the bending sequence candidate display includes at least any one of the information representing the number of setup, the number of turnovers or the number of rotations, and the information representing the total turning angle in the respective bending sequence candidates.

16. A bending sequence and bending die proposing method for the sheet metal part according to claim 10, wherein the bending sequence candidate display is displayed in order of the minimum number of stages, minimum number of turnovers or minimum number of rotations.