Router-CIM Automation

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.DXF File Format

DXF file is a popular file interchange format among PC-CAD systems. Its exact structure originates from Autodesk, Inc. for the AutoCAD product. Any detailed technical reference should be made to this source.

 

Example:

a.       The following example is a .DXF file of a rectangle of 200 x 150, horizontally orientated with its lower left corner at the 0,0 origin.

 

dxffmt1

 

Column A

0

SECTION

2

ENTITIES

0

LINE

8

0

10

0.0

20

150.0

30

0.0

11

0.0

21

0.0

31

0.0

0

LINE

8

0

Column B

10

200.0

20

150.0

30

0.0

11

0.0

21

150.0

31

0.0

0

LINE

8

0

10

200.0

20

0.0

30

0.0

11

200.0

Column C

21

150.0

31

0.0

0

LINE

8

0

10

0.0

20

0.0

30

0.0

11

200.0

21

0.0

31

0.0

0

ENDSEC

0

 

 

 

b.     The next example is the same rectangle nested 7 times on a stock sheet of 600 x 350 (Y x X) units, zero cutting gap with the bottom left of the stock sheet inserted at 100, 100 location.

 

dxffmt2

 

Column A

0

SECTION

2

ENTITIES

0

POLYLINE

8

TASK1

66

1

10

0.0

20

0.0

30

0.0

0

VERTEX

8

TASK1

10

100.0

20

100.0

30

0.0

0

VERTEX

8

TASK1

Column B

10

450.0

20

100.0

30

0.0

0

VERTEX

8

TASK1

10

450.0

20

700.0

30

0.0

0

VERTEX

8

TASK1

10

100.0

20

700.0

30

0.0

0

VERTEX

8

TASK1

Column C

10

100.0

20

100.0

30

0.0

0

SEQEND

8

TASK1

0

LINE

8

0

62

2

10

300.0

20

700.0

30

0.0

11

300.0

21

500.0

31

0.0

0

LINE

 

 

Column D

8

0

62

2

10

300.0

20

500.0

30

0.0

11

450.0

21

500.0

31

0.0

0

LINE

8

0

62

2

10

450.0

20

500.0

30

0.0

11

450.0

21

700.0

31

0.0

0

LINE

8

0

62

2

10

450.0

20

700.0

30

0.0

11

300.0

21

700.0

31

1.0

Column E

0

LINE

8

0

62

2

10

300.0

20

500.0

30

0.0

11

300.0

21

300.0

31

0.0

0

LINE

80

62

2

10

300.0

20

300.0

30

0.0

11

450.0

21

300.0

31

0.0

0

LINE

8

0

62

2

10

450.0

20

300.0

30

0.0

11

450.0

21

500.0

0

31

Column F

0.0

LINE

8

0

62

2

10

450.0

20

500.0

30

0.0

11

300.0

21

500.0

31

0.0

0

LINE

8

0

62

2

10

300.0

20

300.0

30

0.0

11

300.0

21

100.0

31

0.0

0

LINE

8

0

62

2

10

300.0

20

100.0

30

0.0

11

450.0

21

100.0

 

 

Column G

31

0.0

0

LINE

8

0

62

2

10

450.0

20

100.0

30

0.0

11

450.0

21

300.0

31

0.0

0

LINE

8

0

62

2

10

450.0

20

300.0

30

0.0

11

300.0

21

300.0

31

0.0

0

LINE

8

0

62

2

LINE

8

0

62

2

10

100.0

20

Column H

550.0

30

0.0

11

300.0

62

2

10

100.0

20

400.0

30

0.0

11

100.0

21

250.0

31

0.0

0

LINE

8

0

62

2

10

100.0

20

250.0

30

0.0

11

100.0

21

100.0

31

0.0

0

LINE

8

0

62

2

10

300.0

20

250.0

30

0.0

11

100.0

21

Column I

250.0

31

0.0

0

LINE

8

0

62

2

10

300.0

20

100.0

30

0.0

11

300.0

21

250.0

31

0.0

0

LINE

8

0

62

2

10

100.0

20

100.0

30

0.0

11

300.0

21

100.0

31

0.0

0

ENDSEC

0

EOF