// Flansch für Saugpumpe

$fn = 100; // Auflösung

// Gewinde
type						    = "rod";//[nut,bolt,rod,washer]

/* [Bolt and Rod Options] */

//Head type - Hex, Socket Cap, Button Socket Cap or Countersunk Socket Cap (ignored for Rod)
head_type              			= "hex";//[hex,socket,button,countersunk]
//Drive type - Socket, Phillips, Slot (ignored for Hex head type and Rod)
drive_type              		= "socket";//[socket,phillips,slot]
//Distance between flats for the hex head or diameter for socket or button head (ignored for Rod)
head_diameter    				= 12;	
//Height of the head (ignored for Rod)
head_height  					= 5;	
//Diameter of drive type (ignored for Hex head and Rod)
drive_diameter					= 5;	
//Width of slot aperture for phillips or slot drive types
slot_width					    = 1;
//Depth of slot aperture for slot drive type
slot_depth 					    = 2;
//Surface texture (socket head only)
texture                         = "exclude";//[include,exclude]
//Outer diameter of the thread
thread_outer_diameter           = 40.8;		
//Thread step or Pitch (2mm works well for most applications ref. ISO262: M3=0.5,M4=0.7,M5=0.8,M6=1,M8=1.25,M10=1.5)
thread_step    					= 1.9;
//Step shape degrees (45 degrees is optimised for most printers ref. ISO262: 30 degrees)
step_shape_degrees 				= 45;	
//Length of the threaded section
thread_length  					= 20;	
//Countersink in both ends
countersink  					= 2;	
//Length of the non-threaded section
non_thread_length				= 0;	
//Diameter for the non-threaded section (-1: Same as inner diameter of the thread, 0: Same as outer diameter of the thread, value: The given value)
non_thread_diameter				= 0;	

/* [Nut Options] */

//Type: Normal or WingNut
nut_type	                    = "normal";//[normal,wingnut]
//Distance between flats for the hex nut
nut_diameter    				= 12;	
//Height of the nut
nut_height	  				    = 6;	
//Outer diameter of the bolt thread to match (usually set about 1mm larger than bolt diameter to allow easy fit - adjust to personal preferences) 
nut_thread_outer_diameter     	= 9;		
//Thread step or Pitch (2mm works well for most applications ref. ISO262: M3=0.5,M4=0.7,M5=0.8,M6=1,M8=1.25,M10=1.5)
nut_thread_step    				= 2;
//Step shape degrees (45 degrees is optimised for most printers ref. ISO262: 30 degrees)
nut_step_shape_degrees 			= 45;	
//Wing radius ratio.  The proportional radius of the wing on the wing nut compared to the nut height value (default = 1)
wing_ratio                      = 1;
wing_radius=wing_ratio * nut_height;

/* [Washer Options] */

//Inner Diameter (suggest making diameter slightly larger than bolt diameter)
inner_diameter					= 8;
//Outer Diameter
outer_diameter					= 14;
//Thickness
thickness					    = 2;

/* [Extended Options] */

//Number of facets for hex head type or nut. Default is 6 for standard hex head and nut
facets                          = 6;
//Number of facets for hole in socket head. Default is 6 for standard hex socket
socket_facets                   = 6;
//Depth of hole in socket head. Default is 3.5
socket_depth                    = 3.5;
//Resolution (lower values for higher resolution, but may slow rendering)
resolution    					= 0.5;	
nut_resolution    				= resolution;

include <nut_job.scad>

H_base=25;
bord=2;
h_unit=6;
d_high=19;
d_low=18;
epsilon=0.001;
d_int=13;
n_unit=5;

/* Example 01.
 * Just a 100mm long threaded rod.
 *
 * screw_thread(15,   // Outer diameter of the thread
 *               4,   // Step, traveling length per turn, also, tooth height, whatever...
 *              55,   // Degrees for the shape of the tooth 
 *                       (XY plane = 0, Z = 90, btw, 0 and 90 will/should not work...)
 *             100,   // Length (Z) of the tread
 *            PI/2,   // Resolution, one face each "PI/2" mm of the perimeter, 
 *               0);  // Countersink style:
 *                         -2 - Not even flat ends
 *                         -1 - Bottom (countersink'd and top flat)
 *                          0 - None (top and bottom flat)
 *                          1 - Top (bottom flat)
 *                          2 - Both (countersink'd)
 */
// screw_thread(15,4,55,100,PI/2,2);

difference() {
    union() {
        hex_screw(thread_outer_diameter,thread_step,step_shape_degrees,thread_length,resolution,countersink,head_diameter,0,non_thread_length,non_thread_diameter);
        translate([0,0,19])cylinder(h = 10, r1=20,r2=12, center = false);
        // Hose fitting
        difference() {   
            for(i=[1:5]) {
                translate([0,0,H_base+1.5*bord+(i-1)*h_unit]) cylinder(r1=d_high/2,r2=d_low/2,h=h_unit);
            }
            translate([0,0,H_base+1.5*bord-epsilon]) cylinder(r=d_int/2,h=n_unit*h_unit+2*epsilon);
        }
    }
translate([0,0,-1])cylinder(h = 25, r1 = 17,r2 = 6, center = false);
translate([0,0,-2])cylinder(h = 70, r1 = 6,r2 = 6, center = false);
}