microscope drive pulley

thingiverse

Using the following options: motor_shaft_height = 57 mm profile_depth = 13 mm pulley_bearing_height = 8 mm retainer_block_height = 1.5 mm retainer_block_width = 2 mm M3_nut_depth = 2.7 mm M3_screw_diameter = 3.2 mm number_of_m3_nuts = 1 m3_nut_flange_size = 5.7 mm pulley_tread_height = 6 mm shaft_to_nut_distance = 1.2 mm M3_nut_head_size = 1 nut_thread_angle = 90 degrees idler_pin_count = 2 idler_pin_height = 2 mm pulley_base_diameter = 20 mm additional_tooth_depth_amount = 0 mm gear_teeth_count = 72 additional_tooth_width_value = 0.2 mm