Class: CrystalScad::Hardware::Bolt

Inherits:
Hardware show all
Defined in:
lib/crystalscad/Hardware.rb

Instance Attribute Summary

Attributes inherited from Assembly

#color, #hardware, #skip, #transformations, #x, #y, #z

Attributes inherited from Primitive

#children

Attributes inherited from CrystalScadObject

#args, #transformations

Instance Method Summary collapse

Methods inherited from Assembly

#*, #+, #-, #add_to_bom, #colorize, get_skip, get_views, #method_missing, #part, #scad_output, #show_hardware, skip, #threads, #transform, view, #walk_tree

Methods inherited from Primitive

#mirror, #rotate, #rotate_around, #scale, #transform, #translate, #union

Methods inherited from CrystalScadObject

#method_missing, #save, #to_rubyscad, #walk_tree, #walk_tree_classes

Constructor Details

#initialize(size, length, args = {}) ⇒ Bolt

Returns a new instance of Bolt.



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# File 'lib/crystalscad/Hardware.rb', line 23

def initialize(size,length,args={})
	@args = args
	@args[:type] ||= "912"
	@args[:material] ||= "steel 8.8"
	@args[:surface] ||= "zinc plated"
	# options for output only:	
	@args[:additional_length] ||= 0
	@args[:additional_diameter] ||= 0.3 
	@args[:head_margin] ||= 0.0

	if @args[:washer] == true
		@washer = Washer.new(size,{:material => @args[:material], :surface => @args[:surface]})
	end

	@size = size
	@length = length
	@transformations ||= []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class CrystalScad::Assembly

Instance Method Details

#bolt_7380(additional_length = 0, addtional_diameter = 0) ⇒ Object

ISO 7380



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# File 'lib/crystalscad/Hardware.rb', line 92

def bolt_7380(additional_length=0, addtional_diameter=0)
  chart_iso7380 = {
                  3 => {head_dia:5.7,head_length:1.65},
                  4 => {head_dia:7.6,head_length:2.2},
                  5 => {head_dia:9.5,head_length:2.75},
                  6 => {head_dia:10.5,head_length:3.3},
                  8 => {head_dia:14,head_length:4.4},
                  10=> {head_dia:17.5,head_length:5.5},
                  12=> {head_dia:21,head_length:6.6},
  
  
  }
	res = cylinder(d1:chart_iso7380[@size][:head_dia]/2.0,d2:chart_iso7380[@size][:head_dia],h:chart_iso7380[@size][:head_length]).translate(z:-chart_iso7380[@size][:head_length]).color("Gainsboro") 
   total_length = @length + additional_length
   res+= cylinder(d:@size+addtional_diameter, h:total_length).color("DarkGray")		
end

#bolt_912(additional_length = 0, addtional_diameter = 0) ⇒ Object

DIN 912



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# File 'lib/crystalscad/Hardware.rb', line 110

def bolt_912(additional_length=0, addtional_diameter=0)
	
	
	chart_din912 = {2 => {head_dia:3.8,head_length:2,thread_length:16},
            			  2.5=> {head_dia:4.5,head_length:2.5,thread_length:17},
	                3 => {head_dia:5.5,head_length:3,thread_length:18},
									4 => {head_dia:7.0,head_length:4,thread_length:20},
									5 => {head_dia:8.5,head_length:5,thread_length:22},
									6	=> {head_dia:10,head_length:6,thread_length:24},
									8	=> {head_dia:13,head_length:8,thread_length:28},
 									10=> {head_dia:16,head_length:10,thread_length:32},
 									12=> {head_dia:18,head_length:12,thread_length:36},
 									14=> {head_dia:21,head_length:14,thread_length:40},
 									16=> {head_dia:24,head_length:16,thread_length:44},
 									18=> {head_dia:27,head_length:18,thread_length:48},
 									20=> {head_dia:30,head_length:20,thread_length:52},
 									22=> {head_dia:33,head_length:22,thread_length:56},
 									24=> {head_dia:36,head_length:24,thread_length:60},
 									30=> {head_dia:45,head_length:30,thread_length:72},
 									36=> {head_dia:54,head_length:36,thread_length:84},
								
								
								 }

	res = cylinder(d:chart_din912[@size][:head_dia],h:chart_din912[@size][:head_length]).translate(z:-chart_din912[@size][:head_length]).color("Gainsboro") 
	
	total_length = @length + additional_length
	thread_length=chart_din912[@size][:thread_length]		
   if total_length.to_f <= thread_length
		res+= cylinder(d:@size+addtional_diameter, h:total_length).color("DarkGray")
	else
		res+= cylinder(d:@size+addtional_diameter, h:total_length-thread_length).color("Gainsboro")
		res+= cylinder(d:@size+addtional_diameter, h:thread_length).translate(z:total_length-thread_length).color("DarkGray")		
	end				
	res
end

#bolt_933(additional_length = 0, addtional_diameter = 0, head_margin = 0) ⇒ Object 



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# File 'lib/crystalscad/Hardware.rb', line 147

def bolt_933(additional_length=0, addtional_diameter=0, head_margin=0)
	
chart        = {2 => {head_side_to_side:4,head_length:1.4},
           			  2.5=> {head_side_to_side:5,head_length:1.7},
                3 => {head_side_to_side:5.5,head_length:2},
								4 => {head_side_to_side:7,head_length:2.8},
								5 => {head_side_to_side:8,head_length:3.5},
								6	=> {head_side_to_side:10,head_length:4},
								8	=> {head_side_to_side:13,head_length:5.5},
									10=> {head_side_to_side:17,head_length:7},
									12=> {head_side_to_side:19,head_length:8},
									14=> {head_side_to_side:22,head_length:9},
									16=> {head_side_to_side:24,head_length:10},										
							 }
  head_dia = chart[@size][:head_side_to_side].to_f + head_margin.to_f
 	res = cylinder(d:(head_dia/Math.sqrt(3))*2,fn:6,h:chart[@size][:head_length]).translate(z:-chart[@size][:head_length]).color("Gainsboro") 
   total_length = @length + additional_length
   res+= cylinder(d:@size+addtional_diameter, h:total_length).color("DarkGray")		
							
end

#description ⇒ Object 



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# File 'lib/crystalscad/Hardware.rb', line 42

def description
  norm = ""
  if ["912","933"].include? @args[:type]
    norm = "DIN"
  elsif ["7380"].include? @args[:type]
    norm = "ISO"
  end
  
	"M#{@size}x#{@length} Bolt, #{norm} #{@args[:type]}, #{@args[:material]} #{@args[:surface]}"
end

#output ⇒ Object 



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# File 'lib/crystalscad/Hardware.rb', line 53

def output
	add_to_bom
	case @args[:type].to_s
			when "912"
  			res = bolt_912(@args[:additional_length], @args[:additional_diameter])
			when "933"
  			res = bolt_933(@args[:additional_length], @args[:additional_diameter], @args[:head_margin])
     when "7380"
  			res = bolt_7380(@args[:additional_length], @args[:additional_diameter])
    else
      raise "unkown type #{args[:type]} for Bolt!"
  end
  
  return transform(res)
end

#show ⇒ Object 



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# File 'lib/crystalscad/Hardware.rb', line 69

def show
	add_to_bom
	case @args[:type].to_s
			when "912"
  			res = bolt_912(0,0)
			when "933"
  			res = bolt_933(0,0)
     when "7380"
  			res = bolt_7380(0,0)
    else
      raise "unkown type #{args[:type]} for Bolt!"
  end
				
	if @washer
		res += @washer.show
		res = res.translate(z:-@washer.height)
	end
	

	transform(res)			
end