Production data preparing system for producing a metal mask plate

• US 5,751,577 A
• Filed: 12/09/1996
• Issued: 05/12/1998
• Est. Priority Date: 09/27/1993
• Status: Expired due to Fees

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: Sakai, Akira, Ichikawa, Miki, Urita, Seiichi
• Primary Examiner(s): Gordon, Paul P.
• Assistant Examiner(s): Rao, Sheela S.
• Application Number:
  US08/761,863
• Time in Patent Office: 519 Days
• Field of Search: 364/468.01, 364/190, 364/191, 364/488, 364/489, 364/490, 364/491
• US Class Current: 700/86
• 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 2219/35059 Convert pcb design data to control data for surface mounting machine
• CPC Class Codes: H05K 3/0002 for manufacturing artworks for printed circuits
• CPC Class Codes: H05K 3/1216 by screen printing or stencil printing
• CPC Class Codes: H05K 3/1225 Screens or stencils; Holders therefor
• CPC Class Codes: Y02P 90/02 Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

A production data preparing system, for providing a metal mask plate used for soldering various SMDs on a printed-board, includes: a CAD file for storing production data for preparing the printed-circuit board; a foot-print shape storage unit for storing target foot-print shape data extracted from the CAD file in order to change the foot-print shapes; a mounting parts data storage unit for storing data of target SMDs extracted from the CAD file; a management table file for storing packaging parts attributes and foot-print shape changing rules and the relationships therebetween; and a preparation unit for preparing production data used for providing the metal mask plate.

Claims

1. A production data preparing system for producing a metal mask plate used for soldering surface mounting devices (SMDs) on a printed-circuit board, comprising:

a CAD file for storing production data for preparing the printed-circuit board, the production data including substrate data, packaging parts data and remodeling data of the SMD, and the packaging parts data comprising parts-position data, pin-position data, and foot-print shape data;

foot-print shape storage means operatively connected to the CAD file, for storing target foot-print shape data extracted from the CAD file in order to change the foot-print shapes;

mounting parts data storage means operatively connected to the CAD file for storing data of target SMDs extracted from the CAD file;

a management table file for storing packaging parts attributes and foot-print shape changing rules, and relationships therebetween; and

preparation means operatively connected to the foot-print shape storage means, the mounting parts data storage means and the management table files for preparing production data used for providing the metal mask plate, said preparation means further comprising a pattern processing unit for determining at least one of an amount of solder to be supplied on the metal mask plate, a chance of the foot-print shape and movement of the foot-print shape, said preparation means further comprising a data processing unit for preparing production data for the metal mask plate; and

a controller for controlling operation of the pattern processing unit and the data processing unit in order to provide the production data.

2. A production data preparing system as claimed in claim 1, wherein said management table file includes:

a specification table for storing specification data of foot-print shapes, a parameter file for storing various sizes of foot-print shapes before and after change, a remodeling definition table for storing various remodeling/changing code data, and a process code table for storing process/production line names.

3. A production data preparing system as claimed in claim 1, wherein said pattern processing unit determines each of an amount of solder to be supplied on the metal mask plate, a change of the foot-print shape and movement of the foot-print shape.

4. A production data preparing system as claimed in claim 1, further comprising an NC data file for storing data for a half-etching process, provided in processes for producing the metal mask plate, and data of each changed foot-print shape.

5. A production data preparing system as claimed in claim 1, further comprising an aperture file for storing aperture data, which corresponds to the foot-print shape data, of apertures provided on each metal mask plate.

6. A production data preparing system as claimed in claim 2, wherein said specification table comprises data specifying the width, the length, the pitch between pins of the foot-print shape, and the number of pins of the SMD.

7. A production data preparing system as claimed in claim 2, wherein said parameter file comprises a remodeling unit name of the SMD and the parts sort name, which indicates a type of the SMD.

8. A production data preparing system as claimed in claim 2, wherein said remodeling definition table comprises remodeling codes which include a remodeling unit name of the SMD, a parts sort name which indicates the type of the SMD and a parameter file name.

9. A production data preparing system as claimed in claim 2, wherein said process code table comprises the process names which include remodeling codes of each parts sort name which indicates the type of the SMD.

10. A production data preparing system for producing a metal mask plate used for soldering surface mounting devices (SMDs) on a printed-circuit board, comprising:

a CAD file storing production data for preparing the printed-circuit board, the production data including substrate data, packaging parts data and remodeling data of the SMDs, and the packaging parts data comprising parts-position data, pin-position data, and foot-print shape data;

a foot-print shape storage unit, operatively connected to the CAD file, storing target foot-print shape data extracted from the CAD file in order to change the foot-print shapes;

a mounting parts data storage unit, operatively connected to the CAD file, storing data of target SMDs extracted from the CAD file;

a management table file storing packaging parts attributes and foot-print shape changing rules and relationships therebetween; and

a preparation unit operatively connected to the foot-print shape storage unit, the mounting parts data storage unit and the management table file, the preparation unit preparing production data used for providing the metal mask plate and further comprising;

a pattern processing unit determining at least two of;

i. an amount of solder to be supplied on the metal mask plate,

ii. a change of the foot-print shape, and

iii. movement of the foot-print shape,

a data processing unit preparing production data for the metal mask plate, and

a controller controlling operation of the pattern processing unit and the data processing unit in order to provide the production data.

11. A production data preparing system as recited in claim 10, wherein the pattern processing unit determines an amount of solder to be supplied on the metal mask plate and a change of the foot-print shape.

12. A production data preparing system as recited in claim 10, wherein the pattern processing unit determines an amount of solder to be supplied on the metal mask plate and movement of the foot-print shape.

13. A production data preparing system as recited in claim 10, wherein the pattern processing unit determines a change of the foot-print shape and movement of the foot-print shape.

14. A production data preparing system as recited in claim 10, wherein the pattern processing unit determines each of an amount of solder to be supplied on the metal mask plate, a change of the foot-print shape and movement of the foot-print shape.

15. A production data preparing system for producing a metal mask plate used for soldering surface mounting devices (SMDs) on a printed-circuit board, comprising:

a CAD file storing production data for preparing the printed-circuit board, the production data including substrate data, packaging parts data and remodeling data of the SMDs, and the packaging parts data comprising parts-position data, pin-position data, and foot-print shape data;

a foot-print shape storage unit, operatively connected to the CAD file, storing target foot-print shape data extracted from the CAD file in order to change the foot-print shapes;

a mounting parts data storage unit, operatively connected to the CAD file, storing data of target SMDs extracted from the CAD file;

a management table file storing packaging parts attributes and foot-print shape changing rules and relationships therebetween; and

a preparation unit operatively connected to the foot-print shape storage unit, the mounting parts data storage unit and the management table file, the preparation unit preparing production data used for providing the metal mask plate and further comprising;

a pattern processing unit determining at least one of;

i. an amount of solder to be supplied on the metal mask plate, and

ii. a change of the foot-print shape,

a data processing unit preparing production data for the metal mask plate, and

a controller controlling operation of the pattern processing unit and the data processing unit in order to provide the production data.

16. A production data preparing system as recited in claim 15, wherein the pattern processing unit determines the amount of solder to be supplied on the metal mask plate.

17. A production data preparing system as recited in claim 15, wherein the pattern processing unit determines a change of the foot-print shape.

18. A production data preparing method for producing a metal mask plate used for soldering surface mounting devices (SMDs) on a printed-circuit board, comprising:

storing production data for preparing the printed-circuit board in a CAD file, the production data including substrate data, packaging parts data and remodeling data of the SMDs, and the packaging parts data comprising parts-position data, pin-position data, and foot-print shape data;

storing target foot-print shape data, extracted from the CAD file, in a foot-print shape storage unit, operatively connected to the CAD file in order to change the foot-print shapes;

storing data target SMDs extracted from the CAD file in a mounting parts data storage unit, operatively connected to the CAD file;

storing packaging parts attributes and foot-print shape changing rules and relationships therebetween in a management table file;

preparing production data used for providing the metal mask plate in a preparation unit operatively connected to the foot-print shape storage unit, the mounting parts data storage unit and the management table file, further comprising;

determining at least two of;

i. an amount of solder to be supplied on the metal mask plate,

ii. a change of the foot-print shape, and

iii. movement of the foot-print shape,

preparing production data for the metal mask plate in a data processing unit; and

controlling operation of the pattern processing unit and the data processing unit in order to provide the production data; and

preparing the metal mask plate in accordance with the production data.

19. A production data preparing method as recited in claim 18, further comprising determining, in the pattern processing unit, an amount of solder to be supplied on the metal mask plate and a change of the foot-print shape.

20. A production data preparing method as recited in claim 18, further comprising determining, in the pattern processing unit, an amount of solder to be supplied on the metal mask plate and movement of the foot-print shape.

21. A production data preparing system as recited in claim 18, further comprising determining, in the pattern processing unit, a change of the foot-print shape and movement of the foot-print shape.

22. A production data preparing system as recited in claim 18, further comprising determining, in the pattern processing unit, each of an amount of solder to be supplied on the metal mask plate, a change of the foot-print shape and movement of the foot-print shape.