4 (2) Computer Aided Design ( CAD )

4.3.4

1. m 4-12

n y(x) 4-124-10 m >> n

D i 4-11

4-124-13

4-13

(n +1) (n +1) y(x) y(x) n (4-10)

4-4 4-c 7 4-c

1234567Xi-3-2-10123Yi4230-1-2-5

m7n2 (4-12)j0j1j2

XiYi

2. (1)

(2)

(3)4-144-154-16 m i12m lg y = lga + b lg x2-172-192-18

(2-19)

v b lg a v a 2-20

4.3.5CAD

(1) (2)CAD

CAD

4-f

4.4

CADCADCAD

4.4.1 CADCAD

1. 4-g 4-b(DBMS)

12 34

2.

dBASE FOXBASE FOXPRO ORACLE

CADCAD(EDBMS)

4.4.2 l. Excel

Excel

AccessFoxProSQL Server

2. Access(1)

(2) wordExcel

(3)

(4) OBDC Access Access Microsoft Office Windows

Access

4.4.3 CAD/CAM(EDBMS)

CAD/CAM

EDBMS

EDBMS

4

(1)

(2) 1.

(3)

(4) --

2. EDBMS

EDBMS

(1) EDBMS

(2)

(4) -EDBMS(3)

3. (EDBMS)

(1)

(2) DBMSDBMSCADEDBMS

(3) CAD DBMS

CAD EDBMS

4.5 CAD

CAD

(1) CAD (2) CAD(3)

4.5.1 (1)

4-h 4-h(a)D1, D2, D3, L1L24-h(b)(a) (b)

4-h

(2)

Auto CADPICAD

4.5.2

1. 4-14 4-14

2.

4-14(c)

3.

0, 01.0,1.04-14(b)

4-154-15(a) (b) (c)

4-14S l S w X nY n X sY s

4.5.3

(x, y) (x, y, z)

1. n1 n

P(x, y) P(kxkyk) k n

[x, y, 1]4-15 P(x, y) [x, y, 1]33 A

P P* A

P* Aabde cf

2.

(1)

Tx x Ty y 4-164-16

(2) S x x S y y S xS y 1 S xS y14-17S xS y2 4-17

(3) 4-18

(4) 4-19 xy o

x

x y

y o

o x y y x xy

(5)

x y 4-20 4-20

(1) x y x SH x (2) y x y SH y

3.

1 T 4-16

2 4-17 3 4-18

4(1)

(2)

(3) T 4-21

4-19

54-22

(1)

(2)

(3) T

64-23 x y C/A C/B x

(1) x C/A(2) x (3) x (4) x (5) x C/A

T

4.5.4 20 60CADCAD

CAD

1. W1reframe Model

4-i 8V1V2V8124-i

4-e(b) (c)

(ei)123456789101112122334415667788515263748

(V)Xyz12345678001101111011000100110010

2. Surface Model4-j

4-j

(b) (c) (d) 4-f (b) (c) (d) 4-f

(V)Xyz12345678001101111011000100110010

(ei)123456789101112122334415667788515263748

(Fi)1234561 2 3 45 6 7 81 10 5 92 11 6 103 12 7 114 9 8 12

(V)Xyz12345678001101111011000100110010

(ei)123456789101112122334415667788515263748

3. Solid Model

CSG B-rep

(1) CSGConstructive Solid Geometry4-244-24

CSG

(2) B-repBoundary Representation Model B-rep

B-rep

4-25B-rep

4-25(a) B-rep

4-25(b)F-L-E-V

B-rep

(3) 4-26

4-26 (a) 4-26 (b) 4-26

4. CAD/CAM

featureCAPPCAD/CAM

4.6

(FortranCBasic)

FoxBase, dBaseFoxPro

AutoCADPICADAutoCAD FoxBasedBaseAuto CADCAD

4.6.1

4-k 4-k

1 2 3

4-l

17 4-l

4.6.2 CADCAD

(1) (2) (3) (4) (5) (6) CAD

4.6 CADCADCADCAD

Pro/EngineerUGI-DEASCATIASolidedge AutoCAD

4.6.1 CAD Autolisp ADS ARX (C++) VBA Delphi JAVA

4.6.2 CAD

Pro/E: (Family Table) (UDF) Pro/Program J-Link Pro/Toolkit

Thank You !