ДСТУ ISO 53-2001
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CYLINDRICAL GEARS FOR GENERALAND HEAVY ENGINEERING.
Standard basic rack tooth profile
1 2 ISO 54:1996 Cylindrical gears for general and for heavy engineering — Modules.
ISO 1122-1:1998 Vocabulary of gear terms — Part 1: Definitions related to geometry.
ISO 54:1996 ISO 1122-1:1998
3.1 3.2
1 2 З? 4 5 4
5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9
PfPmax ~ 1 - sina p ’
[( PfPmax ri tan [(90 5.10 h ( —? —? —?
1 2 3 4 5
а?) Ь?) с?)
CYLINDRICAL GEARS FOR GENERALAND HEAVY ENGINEERING Standard basic rack tooth profile
1 2 ISO 54:1996 Cylindrical gears for general and for heavy engineering — Modules.
ISO 1122-1:1998 Vocabulary of gear terms — Part 1: Definitions related to geometry.
ISO 54:1996 ISO 1122-1:1998
3 3.1 3.2
1 2 3 4 5 4 5 5.1 5.2 5.3 5.4
5.5 5.6 5.7 5.8 5.9 [(nm)/4-/7 fP tana p ]
PfPmax tan [(90 5.10 h fP = h fp m.
—? —? —?
Ill
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Ill