Hello I hope you can help me answer the first question from my kinematics problem, I put the topic below (click and press "ctrl +" to zoom "ctrl -" to zoom out and " Ctrl 0 "to return to original position):
The subject is of course in french so I translated the statement and the first question that I have a problem to continue my exercise (I ask you to watch especially the pattern but if you understand French, so much the better):
"The study focuses on a winch.
The movement input is given to the shaft 1 by an electric motor.
The drum 5 compared to 0 causes the rack cable. The winch is composed of 2 gearboxes fitted as standard.
-The letter Z is used to indicate the number of teeth of a gear :
-the frequency of rotation of the engine is written
-The coordinate systemsare associated with the solid "i"."
I mention a few things:
= number of teeth on the part of the part 5 in contact with the part 4
means speed of the part 1 compared to the part 0 ... etc.
The part in blue on the photo is the drum.
The frame refers to the part 0 on the diagram. It is the fixed part of the mechanism.
Here is the first question:
"By writing the condition of non slip in C and D, determine the expression of the function f().
Below, what i've done yet:
-rolling without slipping (RWS) in C:
^
.
-RWS in D:
^
^
^
^
with: the radius of the movable arm or "carrier" (in red on the diagramm), in french we called this :"porte satellite" ( I hope you understood).
I mention a few things:
means sliding speed of 2 compared to 0.
So I just wanted ta said that this homework (this exercise is only one part) is on Wednesday morning, less than two days (given that Europe was at 6 hours ahead of the USA), then if you could take the time to answer me thank you in advance, hoping to have been sufficiently clear.(despite my little english).


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