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Fig 3 50 ðŸè¬÷‚ ªè£‡®¼‚°‹
ð†êˆF™Þòƒ° ðŸê‚èó‹ (L.S.) 25 ðŸèœ à¬ìòî£è
DRIVER 50 TEETH
ܬñò «õ‡´‹. (Fig 5)
«ñ«ô è‡ì 3 ñ£FKè¬÷»‹ åŠH†´ «ï£‚°‹ «ð£¶
ï‹ñ£™ ñ¬óJìŠð´õîŸè£ù ňFóˆ¬îŠ ªðø
º®»‹.

Fig 5 STUD GEAR
IDLER/INTERMEDIATE
DRIVER 50 TEETH

INTERMEDIATE

LEAD SCREW
GEAR DRIVEN
25 TEETH

DRIVEN 50 TEETH
àî£óíƒèœ: ñ£FK1 ñ£ FK2 ñ£FK3
Case 1 Case 2 Case 3
Fig 4
ªð£¼O¡ ¹Kò÷¾
DRIVER 50 TEETH
(Lead of job) 4 2 8
º‰¶ ¡ ¹Kò÷¾
(Pitch of L.S) 4 4 4
INTERMEDIATE
Þò‚°‹ ðŸê‚èó‹
(Driver) 50 50 50

Þòƒ°‹
ðŸê‚èó‹ (Driven) 50 100 25

Þ¬î å¼ ÅˆFóˆFóñ£è ܬñˆî£™
Driver Lead of work
Gear Ratio = ____ = _______________
Driven Lead of lead screw

Þò‚A ªð£¼O¡ º‰¶
DRIVEN 100 TEETH
ðŸê‚èó MAî‹ = ____ = ___________________
ÞòƒA º‰¶ ¡ º‰¶
M÷‚è àî£óíƒèœ(Solved examples)
ñ£FK 3 (Case 3): 4 I.e. ¹Kò÷¾ àœ÷ º‰¶
ñ¬óˆî‡´ àœ÷ Þ«î è¬ìê™ Þò‰FóˆF™ å¼ 1 º‰¶ ¡ ¹Kò÷¾ (L.S.) 6 I.e. àœ÷ å¼
è¬ìê™ Þò‰FóˆF™ 3 I.e. ¹Kò÷¾ ªè£‡ì
ðEŠªð£¼O™ 8 I.e. ¹Kò÷¾ àœ÷ ñ¬óè¬÷
ñ¬ó ªõ†ì ñ£ŸÁŠ ðŸê‚èóƒè¬÷‚ èí‚A´è
ªõ†´õ.
(Fig 6)
ðEŠªð£¼œ å¼ º¬ø ²ö½‹ «ð£¶, º‰¶
ñ¬óˆ  Þ¼º¬ø ²öô «õ‡®»œ÷¶.
Üî£õ¶º‰¶  (L.S.) Þ¼ñ샰 «õèñ£è
²öô «õ‡®»œ÷¶. Þò‚° ðŸê‚èó‹ (driver)

£_õ & Gm: @©hPo (NSQF - Revised 2022) R.T. for Ex.1.7.107 425