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Assembly and Operating Instructions – Gear Units R..7, F..7, K..7, K..9, S..7, SPIROPLAN® W
3
Basic structure of helical-worm gear units
Gear Unit Structure
3.5
Basic structure of helical-worm gear units
19304203
[1]
[2]
[5]
[6]
[7]
[9]
[11]
[12]
[19]
Pinion
Gear
Worm gear
Worm gear
Output shaft
Oil seal
Rolling bearing bearing
Retaining ring
Key
[20]
[22]
[25]
[30]
[37]
[39]
[43]
[59]
[61]
Breather valve
Gear unit housing
Rolling bearing
Rolling bearing
Rolling bearing
Retaining ring
Key
Screw plug
Retaining ring
[88]
[89]
[100]
[101]
[102]
[131]
[137]
[506]
[507]
Retaining ring
Closing cap
Inspection cover
Hex head screw
Gasket
Closing cap
Supporting ring
Shim
Shim
[518]
[519]
[520]
[521]
[522]
[523]
Shim
Shim
Shim
Shim
Shim
Shim
[131]
[39] [137]
[507]
[506]
[37]
[5]
[43]
[30]
[9]
[12]
[520]
[519]
[518]
[11]
[6]
[7]
[25]
[88]
[89]
[59]
[523]
[522]
[521]
[19]
[2]
[59]
[102]
[101]
[59]
[20]
[22]
[1]
[100]
[61]
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