Class: SolidRuby::Assemblies::Bolt

Inherits:
Assembly show all
Defined in:
lib/solidruby/assemblies/bolt.rb

Instance Attribute Summary

Attributes inherited from Assembly

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

Attributes inherited from SolidRubyObject

#attributes, #children, #siblings, #transformations

Instance Method Summary collapse

Methods inherited from Assembly

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

Methods inherited from SolidRubyObject

#&, alias_attr, #debug, #debug?, #mirror, #place, #rotate, #rotate_around, #save, #scale, #to_rubyscad, #translate, #union, #walk_tree, #walk_tree_classes

Constructor Details

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

Returns a new instance of Bolt.



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# File 'lib/solidruby/assemblies/bolt.rb', line 18

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 ||= []
  super(args)
end

Instance Method Details

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

ISO 7380



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# File 'lib/solidruby/assemblies/bolt.rb', line 88

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/solidruby/assemblies/bolt.rb', line 104

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/solidruby/assemblies/bolt.rb', line 138

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/solidruby/assemblies/bolt.rb', line 38

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/solidruby/assemblies/bolt.rb', line 49

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

  transform(res)
end

#show ⇒ Object 



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# File 'lib/solidruby/assemblies/bolt.rb', line 65

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

  @washer ||= nil
  if @washer
    res += @washer.show
    res = res.translate(z: -@washer.height)
  end

  transform(res)
end