# ########################################################## # FlatCAM: 2D Post-processing for Manufacturing # # http://flatcam.org # # File Author: Marius Adrian Stanciu (c) # # Date: 3/10/2019 # # MIT Licence # # ########################################################## from appPreProcessor import AppPreProcTools class Paste_1(AppPreProcTools): include_header = True coordinate_format = "%.*f" feedrate_format = '%.*f' def start_code(self, p): units = ' ' + str(p['units']).lower() gcode = '(This preprocessor is used only with the SolderPaste Plugin and with MACH3-like controllers.)\n\n' xmin = '%.*f' % (p.coords_decimals, p['obj_options']['xmin']) xmax = '%.*f' % (p.coords_decimals, p['obj_options']['xmax']) ymin = '%.*f' % (p.coords_decimals, p['obj_options']['ymin']) ymax = '%.*f' % (p.coords_decimals, p['obj_options']['ymax']) gcode += '\n(TOOLS DIAMETER: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Dia: %s' % str(val["tooldia"]) + units + ')\n' gcode += '\n(MARGIN: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Margin: %s' % str( val['data']["tools_solderpaste_margin"]) + ')\n' gcode += '\n(FEEDRATE XY: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate XY: %s' % \ str(val['data']["tools_solderpaste_frxy"]) + units + '/min' + ')\n' gcode += '\n(FEEDRATE RAPIDS: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Rapids: %s' % \ str(val['data']["tools_solderpaste_fr_rapids"]) + units + '/min' + ')\n' gcode += '\n(FEEDRATE Z: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Z: %s' % \ str(val['data']["tools_solderpaste_frz"]) + units + '/min' + ')\n' gcode += '\n(FEEDRATE Z_DISPENSE: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Z_Dispense: %s' % \ str(val['data']["tools_solderpaste_frz_dispense"]) + units + '/min' + ')\n' gcode += '\n(Z_DISPENSE START: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Z_Dispense_Start: %s' % str( val['data']["tools_solderpaste_z_start"]) + units + ')\n' gcode += '\n(Z_DISPENSE: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Z_Dispense: %s' % str( val['data']["tools_solderpaste_z_dispense"]) + units + ')\n' gcode += '\n(Z_DISPENSE STOP: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Z_Dispense_Stop: %s' % str( val['data']["tools_solderpaste_z_stop"]) + units + ')\n' gcode += '\n(Z_TRAVEL: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Z_Travel: %s' % str( val['data']["tools_solderpaste_z_travel"]) + units + ')\n' gcode += '\n(Z_TOOLCHANGE: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Z_Toolchange: %s' % str( val['data']["tools_solderpaste_z_toolchange"]) + units + ')\n' gcode += '\n(XY_TOOLCHANGE: )\n' for tool, val in p['tools'].items(): xy_tc_coords = val['data']["tools_solderpaste_xy_toolchange"] if isinstance(xy_tc_coords, str): temp_val = xy_tc_coords.replace('[', '').replace(']', '') coords_xy = [float(eval(a)) for a in temp_val.split(",") if a != ''] else: coords_xy = xy_tc_coords xy_coords_formatted = "%.*f, %.*f" % (p.decimals, coords_xy[0], p.decimals, coords_xy[1]) gcode += '(Tool: %s -> ' % str(tool) + 'X,Y Toolchange: %s' % xy_coords_formatted + units + ')\n' gcode += '\n(Spindle Speed FWD: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Spindle Speed FWD: %s RPM' % str( val['data']["tools_solderpaste_speedfwd"]) + units + ')\n' gcode += '\n(Dwell FWD: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Dwell FWD: %s' % str( val['data']["tools_solderpaste_dwellfwd"]) + units + ')\n' gcode += '\n(Spindle Speed REV: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Spindle Speed REV: %s RPM' % str( val['data']["tools_solderpaste_speedrev"]) + units + ')\n' gcode += '\n(Dwell REV: )\n' for tool, val in p['tools'].items(): gcode += '(Tool: %s -> ' % str(tool) + 'Dwell REV: %s' % str( val['data']["tools_solderpaste_dwellrev"]) + units + ')\n' if 'Paste' in p.pp_solderpaste_name: gcode += '(Preprocessor SolderPaste Dispensing Geometry: ' + str(p.pp_solderpaste_name) + ')\n' + '\n' gcode += '(X range: ' + '{: >9s}'.format(xmin) + ' ... ' + '{: >9s}'.format(xmax) + ' ' + units + ')\n' gcode += '(Y range: ' + '{: >9s}'.format(ymin) + ' ... ' + '{: >9s}'.format(ymax) + ' ' + units + ')\n\n' gcode += ('G20\n' if p.units.upper() == 'IN' else 'G21\n') gcode += 'G90\n' gcode += 'G94\n' return gcode def lift_code(self, p): return 'G01 Z' + self.coordinate_format % (p.coords_decimals, float(p['z_travel'])) + \ ' F%s' % str(p['fr_rapids']) def down_z_start_code(self, p): return 'G01 Z' + self.coordinate_format % (p.coords_decimals, float(p['z_start'])) + ' F%s' % str(p['frz']) def lift_z_dispense_code(self, p): return 'G01 Z' + self.coordinate_format % (p.coords_decimals, float(p['z_dispense'])) + \ ' F%s' % str(p['frz_dispense']) def down_z_stop_code(self, p): return 'G01 Z' + self.coordinate_format % (p.coords_decimals, float(p['z_stop'])) + ' F%s' % str(p['frz']) def toolchange_code(self, p): fr_rapids = float(p['fr_rapids']) z_toolchange = float(p['z_toolchange']) if isinstance(p['xy_toolchange'], str): temp_val = p['xy_toolchange'].replace('[', '').replace(']', '') toolchangexy = [float(eval(a)) for a in temp_val.split(",") if a != ''] else: toolchangexy = p['xy_toolchange'] if toolchangexy is not None: x_toolchange = toolchangexy[0] y_toolchange = toolchangexy[1] else: x_toolchange = 0.0 y_toolchange = 0.0 toolC_formatted = '%.*f' % (p.decimals, float(p['toolC'])) if toolchangexy is not None: gcode = """ (Toolchange: START) G01 Z{z_toolchange} F{fr_rapids} G01 X{x_toolchange} Y{y_toolchange} F{fr_rapids} T{tool} M6 (MSG, Change to Tool with Nozzle Dia = {toolC}) M0 G01 Z{z_toolchange} F{fr_rapids} """.format(x_toolchange=self.coordinate_format % (p.coords_decimals, x_toolchange), y_toolchange=self.coordinate_format % (p.coords_decimals, y_toolchange), z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange), tool=int(int(p.tool)), toolC=toolC_formatted, fr_rapids=fr_rapids) else: gcode = """ (Toolchange: START) G01 Z{z_toolchange} F{fr_rapids} T{tool} M6 (MSG, Change to Tool with Nozzle Dia = {toolC}) M0 G01 Z{z_toolchange} F{fr_rapids} """.format(z_toolchange=self.coordinate_format % (p.coords_decimals, z_toolchange), tool=int(int(p.tool)), toolC=toolC_formatted, fr_rapids=fr_rapids) return gcode def position_code(self, p): # formula for skewing on x for example is: # x_fin = x_init + y_init/slope where slope = p._bed_limit_y / p._bed_skew_x (a.k.a tangent) if p._bed_skew_x == 0: x_pos = p.x + p._bed_offset_x else: x_pos = (p.x + p._bed_offset_x) + ((p.y / p._bed_limit_y) * p._bed_skew_x) if p._bed_skew_y == 0: y_pos = p.y + p._bed_offset_y else: y_pos = (p.y + p._bed_offset_y) + ((p.x / p._bed_limit_x) * p._bed_skew_y) return ('X' + self.coordinate_format + ' Y' + self.coordinate_format) % \ (p.coords_decimals, x_pos, p.coords_decimals, y_pos) def rapid_code(self, p): return ('G01 ' + self.position_code(p)).format(**p) + ' F%s' % str(p['fr_rapids']) + \ '\nG01 Z' + self.coordinate_format % (p.coords_decimals, float(p['z_travel'])) + \ ' F%s' % str(p['fr_rapids']) def linear_code(self, p): return ('G01 ' + self.position_code(p)).format(**p) + ' F' + \ str(self.feedrate_format % (p.fr_decimals, float(p['frxy']))) def end_code(self, p): coords_xy = [float(eval(a)) for a in p['xy_end'].split(",") if a != ''] gcode = ('G01 Z' + self.feedrate_format % (p.fr_decimals, float(p['z_toolchange'])) + 'F%s' % str(p['fr_rapids']) + "\n") if coords_xy and coords_xy != '': gcode += 'G01 X{x} Y{y}'.format(x=coords_xy[0], y=coords_xy[1]) + ' F%s' % str(p['fr_rapids']) + "\n" return gcode def feedrate_xy_code(self, p): return '' def z_feedrate_code(self, p): return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, float(p['frz']))) def feedrate_z_dispense_code(self, p): return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, float(p['frz_dispense']))) def spindle_fwd_code(self, p): if p.spindlespeed: return 'M03 S' + str(float(p['speedfwd'])) else: return 'M03' def spindle_rev_code(self, p): if p.spindlespeed: return 'M04 S' + str(float(p['speedrev'])) else: return 'M04' def spindle_off_code(self, p): return 'M05' def dwell_fwd_code(self, p): if p.dwelltime: return 'G4 P' + str(float(p['dwellfwd'])) def dwell_rev_code(self, p): if p.dwelltime: return 'G4 P' + str(float(p['dwellrev']))