31540763 baja transmission presentation
TRANSCRIPT
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BAJA SAE INDIA 08
TECHNICAL WORKSHOP
TRANSMISSION DETAILS
http://students.sae.org/competitions/minibaja/ -
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WE ARE PROVIDING YOU WITH THE FOLLOWING INFORMATION, IN ORDER TOENABLE YOU TO PACKAGE THE TRANSMISSION IN THE BAJA VEHICLE.
DETAILS OF DRESS LEVEL AT WHICH WE HAVE SUPPLIED YOU THE TRANSMISSION (WITHPHOTOGRAPHS OF PARTS AS LAID OUT FOR ASSEMBLY)
GEAR RATIOS
DETAILS OF CLUTCH ACTUATING MECHANISM
DETAILS OF FORWARD GEARS ACTUATING MECHANISM
DETAILS OF REVERSE GEAR ACTUATING MECHANISM
DETAILS OF THE TRANSMISSION MOUNTING ORIENTATION / LUBRICANT CAPACITY
DETAILS OF FINAL DRIVESHAFT OPERATING ANGLES
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DRESS LEVEL GUIDELINES
DRESS LEVEL AT WHICH WE HAVE SUPPLIED YOU THE TRANSMISSION IS FOR YOUR BENEFIT
WE HAVE SUPPLIED IN ASSEMBLED CONDITION
WHATEVER PARTS YOU WILL NEED TO COMPLETE THE VEHICLE ARE SUPPLIED IN LOOSE CONDITION
EXPEDNDABLE PARTS (LIKE PACKINGS / FASTENERS / LOCKS ETC ARE SUPPLIED IN MULTIPLEQUANTITY
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Clutch
Schematic Layout of Clutch
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Differential
Gear Box Clutch
Schematic Layout of Clutch & TransmissionEngine
CrankShaft
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GEAR RATIOS
GEAR RATIOS OF M&M TRANSMISSION FOR MINI BAJA
PROJECT ARE
1 ----- 31.48:1
2 ----- 18.70:1
3 ----- 11.40:1
4 ----- 7.35:1
R ----- 55.08:1
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DETAILS OF CLUTCH ACTUATING MECHANISM
CLUTCH CABLE ACTUATING BELL CRANK LEVER ----- INPUT DIMENSION= 134 MM
CLUTCH CABLE ACTUATING BELL CRANK LEVER ----- OUTPUTDIMENSION = 31 MM
CLUTCH CABLE ACTUATING BELL CRANK LEVER----- ANGLE OF
OPERATION = 40.6 DEGREES
CLUTCH OPERATING LEVER ON TRANSMISSION ----- LENGTH = 85 MM
CLUTCH OPERATING LEVER ON TRANSMISSION ----- ANGLE OFACTUATION = 21.3 DEGREES
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DETAILS OF FORWARD GEARS ACTUATING MECHANISM
THE ZERO LINE IS CONSIDERED AS THE LINE PASSING THROUGH THE CENTREOF THE GEAR SHAFT OPERATING SECTOR, CUTTING AT THE PEAK BETWEEN
THE TROUGHS OF THE THIRD AND THE FOURTH GEARS
1ST GEAR ----- 56.25 DEGREES
2ND GEAR ----- 42.83 DEGREES
3RD GEAR ----- 30.12 DEGREES
4TH GEAR ----- MINUS 11.25 DEGREES
DOUBLE CABLE ATTACHING RADIUS DEFINITION =
7 MM24 MM
A = SECTOR CENTRE
A
B
B = CABLE CENTRE
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DETAILS OF REVERSE GEAR ACTUATING MECHANISM
REVERSE GEAR OPERATING LEVER ON TRANSMISSION ----- LEVER LENGTH = 45MM
REVERSE GEAR OPERATING LEVER ON TRANSMISSION ----- ANGLE OFOPERATION = 51.5 DEGREES
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TO WHEELSREVERSE
3
DETAILS OF THE TRANSMISSION MOUNTING ORIENTATION / LUBRICANTCAPACITY
FROM ENGINE212.6 DEGREES
90 MMHORIZONTALHORIZONTAL
OIL CAPACITY = 1250 CC + 100 CC - 0
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DETAILS OF FINAL DRIVESHAFT OPERATING ANGLES
FULL ANGLE ----- 15 DEGREES
FULL JOUNCE ----- 3 DEGREES
FULL REBOUND ----- 12 DEGREES