5.1. 璺 (. .38)
38
( 23360-78),
ij | ||||||
b | h | t1 | t2 | |||
12 17 | 0,25...0,4 | 2,3 | 1056 | |||
17 22 | 3,5 | 2,8 | 1470 | |||
22 30 | 0,4...0,6 | 3,3 | 1890 | |||
30 38 | 3,3 | 22110 | ||||
38 44 | 3,3 | 28140 | ||||
44 50 | 5,5 | 3,8 | 36160 | |||
50 58 | 4,3 | 45180 | ||||
58 65 | 4,4 | 50200 | ||||
65 75 | 0,6...0,8 | 7,5 | 4,9 | 56220 |
: 1. : 10; 12; 14; 16; 18; 20; 22; 25; 28;
32; 36; 40; 45; 50; 56; 63; 70; 80; 90; 100; 110; 125; 140; 160; 180; 200; 250.
2. : 12x8x 40 23360-78.
:
, ;
= (100120) ;
= (5060) .
, ;
d , ;
h ,
t1 ,
lp ,
, :
) ;
) 璺 .
, 璺, ( ) - .
5.2. 璺.
. 39 璺:
D
m
z ()
39
ǒ ( 6033-80),
D | ||||||||
1 2 | ― | 1,25 ― | ― 1,5 | ― | ― 2,5 | ― | ||
1 | 2 | |||||||
― ― ― ― ― ― ― ― | ― ― ― ― ― ― ― ― ― | ― ― ― ― ― ― ― ― ― ― ― ― ― ― ― ― ― | ― | |||||
― ― ― ― | ― ― ― ― | ― ― ― ― ― ― ― ― | ― ― ― ― ― ― ― ― |
: 1 .
|
|
璺 :
,
= (80..120) ;
= (120..150) ;
, ;
璺;
2 .
, ( ).
5.3. ǒ
璺 Ra0,8, Ra1,6, 0,3 , 7 8, .
.
璺, :
,
Tmax ,
Tmax = (1,52) ,
T ;
s=2 ( );
f (f=0,1 f= 0,14 );
d ‛, ;
l ,
:
d
() :
U 璺 ( U= 20 , U=0)
IT0 (. . 40.)
40
, ( )
- , | |||||||||||
7 | 8 | 6 | r6 | s6 | t6 | s7 | 7 | 8 | 8 | z 8 | |
10 14 14 18 | +18 +18 | +27 +27 | +29 +18 +29 +18 | +34 +23 +34 +23 | +39 +28 +39 +28 | ― ― ― ― | +46 +28 +46 +28 | +51 +33 +51 +33 | +60 +33 +60 +33 | +67 +40 +72 +45 | +77 +50 +87 +60 |
18 24 24 30 30 40 40 50 50 65 | +21 +21 +25 +25 +30 | +33 +33 +39 +39 +46 | +35 +22 +35 +22 +42 +26 +42 +26 +51 +32 | +41 +28 +41 +28 +50 +34 +50 +34 +60 +41 | +48 +35 +48 +35 +59 +43 +59 +43 +72 +53 | ― ― +54 +41 +64 +48 +70 +54 +85 +66 | +56 +35 +56 +35 +68 +43 +68 +43 +83 +53 | +62 +41 +69 +48 +85 +60 +95 +70 +117 +87 | +74 +41 +81 +48 +99 +60 +109 +70 +133 +87 | +87 +54 +97 +64 +119 +80 +136 +97 +162 +122 | +106 +73 +121 +88 +151 +112 +175 +136 +218 +172 |
65 80 80 100 100 120 120 140 140 160 | +30 +35 +35 +40 +40 | +46 +54 +54 +63 +63 | +51 +32 +59 +37 +59 +37 +68 +43 +68 | +62 +43 +73 +51 +76 +54 +88 +63 +90 | +78 +59 +93 +71 +101 +79 +117 +92 +125 | +94 +75 +113 +91 +126 +104 +147 +122 +159 | +89 +59 +106 +71 +114 +79 +132 +92 +140 | +132 +102 +159 +124 +179 +144 +210 +170 +230 | +148 +102 +178 +124 +198 +144 +322 +170 +253 | +192 +164 +232 +178 +264 +210 +311 +248 +343 | +256 +210 +312 +258 +364 +310 +428 +365 +478 |
: :
|
|
. 40 璺 .