Example Toolpath Code
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These are Code Examples for toolpaths.
Pocketing Toolpaths
CreatePocketingToolpath by Selection
Create a Pocketing toolpath within the program for the currently selected vectors.
function CreatePocketingToolpath(name, start_depth, cut_depth, tool_dia, tool_stepdown, tool_stepover_percent, tool_in_mm)
--[[ ------------ CreatePocketingToolpath ------------
|| =====================================================
| Create a Pocketing toolpath within the program for the currently selected vectors
| Parameters:
| name, -- Name for toolpath
| start_depth -- Start depth for toolpath below surface of material
| cut_depth -- cut depth for pocket toolpath
| tool_dia -- diameter of end mill to use
| tool_stepdown -- stepdown for tool
| tool_stepover_percent -- percentage stepover for tool
| tool_in_mm -- true if tool size and stepdown are in mm
|| =====================================================]]
-- Return Values:
-- true if toolpath created OK else false
-- Create tool we will use to machine vectors
local tool = Tool("Lua End Mill",Tool.END_MILL -- BALL_NOSE, END_MILL, VBIT)
tool.InMM = tool_in_mm
tool.ToolDia = tool_dia
tool.Stepdown = tool_stepdown
tool.Stepover = tool_dia * (tool_stepover_percent / 100)
tool.RateUnits = Tool.MM_SEC -- MM_SEC, MM_MIN, METRES_MIN, INCHES_SEC,...
tool.FeedRate = 30
tool.PlungeRate = 10
tool.SpindleSpeed = 20000
tool.ToolNumber = 1
tool.VBitAngle = 90.0 -- used for vbit only
tool.ClearStepover = tool_dia * (tool_stepover_percent / 100) -- used for vbit only
-- Create object used to set home position and safez gap above material surface
local pos_data = ToolpathPosData()
pos_data:SetHomePosition(0, 0, 5.0)
pos_data.SafeZGap = 5.0
-- Create object used to pass pocketing options
local pocket_data = PocketParameterData()
-- start depth for toolpath
pocket_data.StartDepth = start_depth
-- cut depth for toolpath this is depth below start depth
pocket_data.CutDepth = cut_depth
-- direction of cut for offet clearance - ProfileParameterData.CLIMB_DIRECTION or
-- ProfileParameterData.CONVENTIONAL_DIRECTION - NOTE: enum from ProfileParameterData
pocket_data.CutDirection = ProfileParameterData.CLIMB_DIRECTION
-- Allowance to leave on when machining
pocket_data.Allowance = 0.0
-- if true use raster clearance strategy , else use offset area clearance
pocket_data.DoRasterClearance = true
-- angle for raster if using raster clearance
pocket_data.RasterAngle = 0
-- type of profile pass to perform PocketParameterData.PROFILE_NONE ,
-- PocketParameterData.PROFILE_FIRST orPocketParameterData.PROFILE_LAST
pocket_data.ProfilePassType = PocketParameterData.PROFILE_LAST
-- if true we ramp into pockets (always zig-zag)
pocket_data.DoRamping = false
-- if ramping, distance to ramp over
pocket_data.RampDistance = 10.0
-- if true in Aspire, project toolpath onto composite model
pocket_data.ProjectToolpath = false
-- Create object which can be used to automatically select geometry
local geometry_selector = GeometrySelector()
-- if this is true we create 2d toolpaths previews in 2d view, if false we dont
local create_2d_previews = true
-- if this is true we will display errors and warning to the user
local display_warnings = true
-- if we are doing two tool pocketing define tool to use for area clearance
local area_clear_tool = nill
-- we just create a tool twice as large for testing here
area_clear_tool = Tool("Lua Clearance End Mill",Tool.END_MILL) -- BALL_NOSE, END_MILL, VBIT
area_clear_tool.InMM = tool_in_mm
area_clear_tool.ToolDia = tool_dia * 2
area_clear_tool.Stepdown = tool_stepdown * 2
area_clear_tool.Stepover = tool_dia * 2 *(tool_stepover_percent / 100)
area_clear_tool.RateUnits = Tool.MM_SEC -- MM_SEC, MM_MIN, METRES_MIN, INCHES_SEC..
area_clear_tool.FeedRate = 30
area_clear_tool.PlungeRate = 10
area_clear_tool.SpindleSpeed = 20000
area_clear_tool.ToolNumber = 1
area_clear_tool.VBitAngle = 90.0 -- used for vbit only
area_clear_tool.ClearStepover = tool_dia*2*(tool_stepover_percent/100) -- used for vbit
-- Create our toolpath
local toolpath_manager = ToolpathManager()
local toolpath_id = toolpath_manager:CreatePocketingToolpath(name, tool, area_clear_tool, pocket_data, pos_data,
geometry_selector, create_2d_previews, display_warnings)
if toolpath_id == nill then
DisplayMessageBox("Error creating toolpath")
return false
end -- if end
return true
end -- function end
CreatePocketingToolpath by Named Layer
Create a Pocketing toolpath within the program for the named layer.
function CreateLayerPocketingToolpath(layer_name, name, start_depth, cut_depth)
local caller = " - " .. name
if Milling.Pocket then
local selection = Milling.job.Selection -- clear current selection
selection:Clear()
-- get layer
local layer = Milling.job.LayerManager:FindLayerWithName(layer_name)
if layer == nil then
StatusMessage("Error", "Pocketing Toolpath", "No layer found with name = " .. layer_name, " (4601)" .. caller, 165)
return false
end
-- select all closed vectors on the layer
if not SelectVectorsOnLayer(layer, selection, true, false, true) then
StatusMessage("Error", "Pocketing Toolpath", "No closed vectors found on layer " .. layer_name , "(4602)" .. caller, 165)
return false
end
-- Create tool we will use to machine vectors
local tool = Tool(MillTool2.Name, Tool.END_MILL) -- BALL_NOSE, END_MILL, VBIT
tool.InMM = MillTool2.InMM -- tool_in_mm
tool.ToolDia = MillTool2.ToolDia -- tool_dia
tool.Stepdown = MillTool2.Stepdown -- tool_stepdown
tool.Stepover = MillTool2.Stepover -- tool_dia * (tool_stepover_percent / 100)
tool.RateUnits = MillTool2.RateUnits -- Tool.MM_SEC -- MM_SEC, MM_MIN, METRES_MIN, INCHES_SEC, INCHES_MIN, FEET_MIN
tool.FeedRate = MillTool2.FeedRate -- 30
tool.PlungeRate = MillTool2.PlungeRate -- 10
tool.SpindleSpeed = MillTool2.SpindleSpeed -- 20000
tool.ToolNumber = MillTool2.ToolNumber -- 1
-- tool.VBit_Angle = MillTool.VBit_Angle -- 90.0 -- used for vbit only
-- tool.ClearStepover = MillTool.ClearStepover -- tool_dia * (tool_stepover_percent / 100) -- used for vbit only
-- we will set home position and safe z relative to material block size
local mtl_block = MaterialBlock()
local mtl_box = mtl_block.MaterialBox
local mtl_box_blc = mtl_box.BLC
-- Create object used to set home position and safez gap above material surface
local pos_data = ToolpathPosData()
pos_data:SetHomePosition(mtl_box_blc.x, mtl_box_blc.y, mtl_box.TRC.z + (mtl_block.Thickness * 0.2) )
pos_data.SafeZGap = mtl_block.Thickness * 0.1
-- Create object used to pass pocketing options
local pocket_data = PocketParameterData()
-- start depth for toolpath
pocket_data.StartDepth = start_depth
-- cut depth for toolpath this is depth below start depth
pocket_data.CutDepth = cut_depth
-- direction of cut for offset clearance - ProfileParameterData.CLIMB_DIRECTION or ProfileParameterData.CONVENTIONAL_DIRECTION - NOTE: enum from ProfileParameterData
pocket_data.CutDirection = ProfileParameterData.CLIMB_DIRECTION
-- Allowance to leave on when machining
pocket_data.Allowance = 0.0
-- if true use raster clearance strategy , else use offset area clearance
pocket_data.DoRasterClearance = false --true
-- angle for raster if using raster clearance
pocket_data.RasterAngle = 0
-- type of profile pass to perform PocketParameterData.PROFILE_NONE , PocketParameterData.PROFILE_FIRST orPocketParameterData.PROFILE_LAST
pocket_data.ProfilePassType = PocketParameterData.PROFILE_LAST
-- if true we ramp into pockets (always zig-zag)
pocket_data.DoRamping = false
-- if ramping, distance to ramp over
pocket_data.RampDistance = 1.0
-- if true in Aspire, project toolpath onto composite model
pocket_data.ProjectToolpath = false
-- Create object which can used to automatically select geometry on layers etc.
local geometry_selector = GeometrySelector()
-- if this is true we create 2d toolpaths previews in 2d view, if false we don't
local create_2d_previews = true
-- if this is true we will display errors and warning to the user
local display_warnings = true -- false --
-- if we are doing two tool pocketing define tool to use for area clearance
local area_clear_tool = nil
if Milling.Clearning then
-- we just create a tool twice as large for testing here
area_clear_tool = Tool(
MillTool3.Name,
Tool.END_MILL -- BALL_NOSE, END_MILL, VBIT
)
area_clear_tool.InMM = MillTool3.InMM -- tool_in_mm
area_clear_tool.ToolDia = MillTool3.ToolDia -- tool_dia * 2
area_clear_tool.Stepdown = MillTool3.Stepdown -- tool_stepdown * 2
area_clear_tool.Stepover = MillTool3.Stepover -- tool_dia * 2 *(tool_stepover_percent / 100)
area_clear_tool.RateUnits = MillTool3.RateUnits -- Tool.MM_SEC -- MM_SEC, MM_MIN, METRES_MIN, INCHES_SEC, INCHES_MIN, FEET_MIN
area_clear_tool.FeedRate = MillTool3.FeedRate -- 30
area_clear_tool.PlungeRate = MillTool3.PlungeRate -- 10
area_clear_tool.SpindleSpeed = MillTool3.SpindleSpeed -- 20000
area_clear_tool.ToolNumber = MillTool3.ToolNumber -- 1
end
-- area_clear_tool.VBit_Angle = Carrier.MillTool3.VBit_Angle -- 90.0 -- used for vbit only
-- area_clear_tool.ClearStepover = Carrier.MillTool3.ClearStepover -- tool_dia * 2 * (tool_stepover_percent / 100) -- used for vbit only
-- Create our toolpath
local toolpath_manager = ToolpathManager()
local toolpath_id = toolpath_manager:CreatePocketingToolpath(
name,
tool,
area_clear_tool,
pocket_data,
pos_data,
geometry_selector,
create_2d_previews,
display_warnings
)
if toolpath_id == nil then
StatusMessage("Error", "Milling Settings", "Unable to create toolpath.", "(4603)" .. caller, 165)
return false
end -- if end
end -- if end
return true
end -- function end
Drilling Toolpath
Drilling Toolpath by Selection
Create a drilling toolpath within the program for the currently selected vectors.
function CreateDrillingToolpath(name, start_depth, cut_depth, retract_gap,
tool_dia, tool_stepdown, tool_in_mm)
--[[ ------- CreateDrillingToolpath --------------------------------------------------
||
Create a drilling toolpath within the program for the currently selected vectors
| Parameters:
| name, -- Name for toolpath
| start_depth -- Start depth for toolpath below surface of material
| cut_depth -- cut depth for drilling toolpath
| retract_gap -- distance to retract above surface for pecks
| tool_dia -- diameter of drill to use
| tool_stepdown -- stepdown for tool
| tool_in_mm -- true if tool size and stepdown are in mm
||
Return Values:
| true if toolpath created OK else false
|
]]
-- Create tool we will use to machine vectors
local tool = Tool("Lua Drill", Tool.THROUGH_DRILL) -- BALL_NOSE, END_MILL, VBIT, THROUGH_DRILL
tool.InMM = tool_in_mm
tool.ToolDia = tool_dia
tool.Stepdown = tool_stepdown
tool.Stepover = tool_dia * 0.25
tool.RateUnits = Tool.MM_SEC -- MM_SEC, MM_MIN, METRES_MIN, INCHES_SEC, INCHES_MIN, FEET_MIN
tool.FeedRate = 30
tool.PlungeRate = 10
tool.SpindleSpeed = 20000
tool.ToolNumber = 1
tool.VBitAngle = 90.0 -- used for vbit only
tool.ClearStepover = tool_dia * 0.5 -- used for vbit only
-- Create object used to set home position and safez gap above material surface
local pos_data = ToolpathPosData()
pos_data:SetHomePosition(0, 0, 5.0)
pos_data.SafeZGap = 5.0
-- Create object used to pass profile options
local drill_data = DrillParameterData()
-- start depth for toolpath
drill_data.StartDepth = start_depth
-- cut depth for toolpath this is depth below start depth
drill_data.CutDepth = cut_depth
-- if true perform peck drilling
drill_data.DoPeckDrill = retract_gap > 0.0
-- distance to retract above surface when peck drilling
drill_data.PeckRetractGap = retract_gap
-- if true in Aspire, project toolpath onto composite model
drill_data.ProjectToolpath = false
-- Create object which can be used to automatically select geometry
local geometry_selector = GeometrySelector()
-- if this is true we create 2d toolpaths previews in 2d view,
-- if false we dont
local create_2d_previews = true
-- if this is true we will display errors and warning to the user
local display_warnings = true
-- Create our toolpath
local toolpath_manager = ToolpathManager()
local toolpath_id = toolpath_manager:CreateDrillingToolpath(name, tool, drill_data, pos_data, geometry_selector,
create_2d_previews, display_warnings)
if toolpath_id == nil then
DisplayMessageBox("Error creating toolpath")
return false
end -- if end
return true
end -- function end
References
Please Note: The base material for the contents found in this WiKi was sourced from Vectric Lua Interface for Gadgets, version 2.05, published September 12, 2018. by Vectric Ltd. Most current document from Vertric can be downloaded at Vertric Developer Information