国产真实乱人偷精品人妻_69堂亚洲国产日韩精品无码专区成人妻中文字幕一区二区三区在线久久久久_精国产品一区二区三区A片

[Non-standard gear custom] only you think, no can do
1, tooth
Short teeth, one for each raised portion is engaged with the gear, these raised portions generally radially arranged contact between mating gear teeth on the gear can operate in constant engagement
2, alveolar
It is two adjacent teeth on the gear space between; the end surface is cylindrical or cylindrical worm gear, or a plane perpendicular to the axis of the worm gear
3, the end face
It is flat at both ends of the gear
4, face Law
It refers to a plane perpendicular to the line of the tooth
5, addendum circle
It refers scalloped top location
6, root circle
Refers to the circle where the bottom
7, the base circle
Forming involute occurred lines for pure rolling circle
8, the pitch circle
It is calculated in the end face of the gear geometry reference circle
For More Information: Mining Shearer boring machine gear