a fishing string goes through the step motor to the pulleys p1 - pa, p2 - pb ... as the step motor spins, each pulley set (2 pulleys) will double the closing force of the grip by 2, this is called a mechanical advantage. as the motor spins backwords the spring or rubber band opens the grip.
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Moti Barski super
Posts : 445 Join date : 2011-08-02
Subject: ROBOTICS BASIC ELEMENTS Fri Aug 02, 2013 9:49 am
1 a compiler : a software that enables the user to creat computer programs 2 a microcontroller that is compatible with the compiler used 3 electric components that connect to the microcontroller such as : leds, stepper motors, electric motors, and sensors. 4 machine parts : this can be custom made using 3d printers, cnc machines... or ordered.
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Moti Barski super
Posts : 445 Join date : 2011-08-02
Subject: COGWHEEL ARM Fri Aug 02, 2013 9:50 am
legend : cw : cogwheel x : axis ec : engine with cogwheel
| c| | w| x__x |EC|
note the vertical CW is fixed to the arm (does not spin).
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