ramp grinding
DESCRIPTION
Ramp Grinding. Desired Outcome. Blackjack Racing 2012. Ski-doo clutch operation. Typical Practice Day x 10?. Typical Practice Day Results. Typical available parts to choose from. Picture of parts to choose. Problem. Don’t have a perfect part. Grind our own ramps. How to grind it?. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/1.jpg)
Ramp
Grinding
![Page 2: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/2.jpg)
Desired Outcome
![Page 3: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/3.jpg)
![Page 4: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/4.jpg)
Blackjack Racing 2012 1 2 Lane 3 4 Hauck M Laundry Name M Rempel M Thies 18 66 Entry 196 223 0.510 0.456 Rt. 0.504 0.455 1.428 0.000 60 ft. 1.441 1.456 5.705 8.956 Et. 5.767 5.832 1st 4th Place 2nd 3rd 0.000 -3.187 Mov. 0.056 0.072
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Ski-doo clutch operation
![Page 6: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/6.jpg)
Typical Practice Day x 10?
![Page 7: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/7.jpg)
Typical Practice Day Results
![Page 8: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/8.jpg)
Typical available parts to choose
from Picture of parts to choose
![Page 9: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/9.jpg)
ProblemDon’t
have a perfect
part
![Page 10: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/10.jpg)
Grind our own rampsHOW TO GRIND IT?
WHERE AND HOW MUCH TO GRIND?
What tool to use Very limited
resources on line Some of the
information is secretive
“You will screw it up”
“You will ruin a lot of sets”
![Page 11: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/11.jpg)
Resources Tool: Stefans Project ConsultingJunk store in Grand ForksMyrdal Orthepedic TechnologiesEcono AbrasivesWhere to grindSki-doo race manuals Garth Race tech from Blair Morgan race teamBranko Hotrod sled shopDean Klatt –Ski-doo racerFAST training video on Ski-doo clutchingGils Engineering
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Spindle sander
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Where to grind
End result
![Page 14: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/14.jpg)
Two main goals Modify the engagement
Modify how hard we load the motor during part of the shift
![Page 15: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/15.jpg)
Major clutch components
![Page 16: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/16.jpg)
Engagement Modification
![Page 17: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/17.jpg)
Modification of part of the ramp
![Page 18: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/18.jpg)
Progress Will be able to grind a engagement notch
Will be able to tell where the roller sits on the ramp
Can grind a nice smooth profile
May finish one or two sets
Will modify some one small step a time
![Page 19: Ramp Grinding](https://reader035.vdocuments.us/reader035/viewer/2022062305/56816690550346895dda6719/html5/thumbnails/19.jpg)
Reflection Not happy with sanding discs available
Sort of need a track dyno
Can’t tell till we get on the track
Research is never finished
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Final Reflection