Voron2.4 3D打印机仿拓竹擦嘴实现

大概是23年做的，当时P1S刚出

此段用于开始打印前

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[gcode_macro PRINT_START]
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gcode:
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    {% set bedtemp = params.BED|int %} #设置热床温度
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    M109 S150
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    M140 S{bedtemp}
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    BED_MESH_CLEAR
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    G28 #归位所有轴
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    WIPE_NOZZLE
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    QUAD_GANTRY_LEVEL
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    G28 Z
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    {% set bedtemp = params.BED|int %} #设置热床温度
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    {% set hotendtemp = params.EXTRUDER|int %} #打印头温度
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    M190 S{bedtemp}
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    M109 S{hotendtemp}
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    BED_MESH_PROFILE LOAD=default
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    #CALIBRATE_Z
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    #G28
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    G92 E0; #重置挤出
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    # Draw Line
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    G90
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    G0 X110 Y0 Z0.2 F9000         # Move to start position
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    G92 E0                        # Reset Extruder
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    G1 E10 F600                   # Extrude a little
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    G1 X10 E20 F1000              # Draw line
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    G92 E0                        # Reset Extruder
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    G91                           # relative positioning
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    G0 X50 F18000                 # Wipe line 1
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    G0 X-40 F18000                # Wipe line 2
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    G0 Z5 F1000                   # Raise nozzle
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    G0 Y5 F1000                   # move nozzle away a little
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    G90
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    #M221 S96

用于擦嘴

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[gcode_macro WIPE_NOZZLE]
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gcode:
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    {% set WIPE_TEMP = 220 %}
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    {% set MIN_TEMP = WIPE_TEMP - 30 %}
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    {% set ACTUAL_TEMP = printer.extruder.temperature %}
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    {% set TARGET_TEMP = printer.extruder.target %}
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    {% if TARGET_TEMP < WIPE_TEMP %}
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    { action_respond_info('Extruder temperature target of %.1fC is too LOW, heating to %.1fC' % (TARGET_TEMP, WIPE_TEMP)) } #温度判断
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    M109 S{ WIPE_TEMP }
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    {% endif %}
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    G90
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    G0 X180 Y258.5 F9000         # Move to start position
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    G0 Z-1
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    G1 X230 F6000                   # Extrude a little
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    G1 X180 F6000             # Draw line
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    G1 X230 F6000                   # Extrude a little
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    G1 X180 F6000             # Draw line
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    G1 X230 F6000                   # Extrude a little
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    G1 X170 F6000             # Draw line
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    G1 X230 Z1 F6000             # Draw line
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    M106 S255
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    M104 S150
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    G0 X125 Y258
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    G0 Z0.5 F20000
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    G0 X125 Y257 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y258.5
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y258
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y258.5
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y257
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y258
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 Z0.5 F20000
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    G0 X125 Y257
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    G0 Z-1.01
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    G0 X131 F211
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    G0 X124
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    G0 X128
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    G2 I0.5 J0 F300
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    G2 I0.5 J0 F300
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    G0 Z1
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    G1 X210 Y258.5 F6000                   # Extrude a little
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    G1 X185 F6000             # Draw line
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    G1 Y240 Z10
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    M106 S0
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    #M221 S96

打印结束后打印头归位

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[gcode_macro PRINT_END]
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gcode:
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    M400                           ; 等待当前移动完成
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    G92 E0                         ; 设置挤出机相对坐标0
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    G1 E-10.0 F3600                ; 挤出机回抽10mm
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    G91                            ; 设置相对坐标系
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    G0 Z1.00                       ; Z轴抬升1mm
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    G90                            ; 设置绝对坐标系
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    G0 X125 Y250.0 F20000              ; 移动至X125 Y20
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    TURN_OFF_HEATERS
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    M107                           ; turn off fan
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    BED_MESH_CLEAR
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    #M84

用于取消打印

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[gcode_macro CANCEL_PRINT]
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rename_existing: CANCEL_PRINT_BASE
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gcode:
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    M400                           ; 等待当前移动完成
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    G92 E0                         ; 设置挤出机相对坐标0
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    G1 E-10.0 F3600                ; 挤出机回抽10mm
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    G91                            ; 设置相对坐标系
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    G0 Z1.00                       ; Z轴抬升1mm
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    G90                            ; 设置绝对坐标系
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    G0 X125 Y250 F20000              ; 移动至X125 Y20
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    TURN_OFF_HEATERS
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    M107                           ; turn off fan
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    BED_MESH_CLEAR
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    #M84
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  CANCEL_PRINT_BASE

用于加载与卸载耗材

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[gcode_macro LOAD_FILAMENT]
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gcode:
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   M83                            ; set extruder to relative
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   FORCE_MOVE STEPPER=extruder DISTANCE=5 VELOCITY=5 [ACCEL=100]
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    {% set LOAD_TEMP = 250 %}
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    {% set MIN_TEMP = LOAD_TEMP - 10 %}
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    {% set ACTUAL_TEMP = printer.extruder.temperature %}
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    {% set TARGET_TEMP = printer.extruder.target %}
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    {% if TARGET_TEMP < LOAD_TEMP %}
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        { action_respond_info('Extruder temperature target of %.1fC is too LOW, heating to %.1fC' % (TARGET_TEMP, LOAD_TEMP)) }
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        M109 S{ LOAD_TEMP }
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    {% endif %}
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   G1 E60 F1800                    ; load
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   G1 E60 F500                    ; prime nozzle with filament
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   G1 E-5 F3600
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   M82                            ; set extruder to absolute
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   TURN_OFF_HEATERS
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[gcode_macro UNLOAD_FILAMENT]
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gcode:
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   M83                            ; set extruder to relative
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    {% set LOAD_TEMP = 250 %}
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    {% set MIN_TEMP = LOAD_TEMP - 10 %}
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    {% set ACTUAL_TEMP = printer.extruder.temperature %}
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    {% set TARGET_TEMP = printer.extruder.target %}
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    {% if TARGET_TEMP < LOAD_TEMP %}
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        { action_respond_info('Extruder temperature target of %.1fC is too LOW, heating to %.1fC' % (TARGET_TEMP, LOAD_TEMP)) }
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        M109 S{ LOAD_TEMP }
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    {% endif %}
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   G1 E20 F500
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   G1 E80 F300
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   M82
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   TURN_OFF_HEATERS

优化无限位归零

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[homing_override]
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axes: xyz
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set_position_z: 0
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gcode:
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   G90
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   G0 Z5 F600
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  {% set home_all = 'X' not in params and 'Y' not in params and 'Z' not in params %}
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  {% if home_all or 'X' in params %}
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    _HOME_X
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  {% endif %}
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  {% if home_all or 'Y' in params %}
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    _HOME_Y
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  {% endif %}
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  {% if home_all or 'Z' in params %}
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    _HOME_Z
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  {% endif %}
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[gcode_macro _HOME_X]
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gcode:
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    # Always use consistent run_current on A/B steppers during sensorless homing
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    {% set RUN_CURRENT_X = printer.configfile.settings['tmc2209 stepper_x'].run_current|float %}
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    {% set RUN_CURRENT_Y = printer.configfile.settings['tmc2209 stepper_y'].run_current|float %}
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    {% set HOME_CURRENT = 0.5 %} # replace the XX with a current value that is about 70% less than your run_current value for X and Y
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    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={HOME_CURRENT * RUN_CURRENT_X}
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    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={HOME_CURRENT * RUN_CURRENT_Y}
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    # Home
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    G28 X
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    # Move away
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    G91
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    G1 X-10 F1200
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    # Wait just a second… (give StallGuard registers time to clear)
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    G4 P1000
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    G90
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    # Set current during print
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    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={RUN_CURRENT_X}
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    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={RUN_CURRENT_Y}
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[gcode_macro _HOME_Y]
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gcode:
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    # Set current for sensorless homing
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    {% set RUN_CURRENT_X = printer.configfile.settings['tmc2209 stepper_x'].run_current|float %}
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    {% set RUN_CURRENT_Y = printer.configfile.settings['tmc2209 stepper_y'].run_current|float %}
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    {% set HOME_CURRENT = 0.5 %} # replace the XX with a current value that is about 70% less than your run_current value for X and Y
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    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={HOME_CURRENT * RUN_CURRENT_X}
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    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={HOME_CURRENT * RUN_CURRENT_X}
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    # Home
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    G28 Y
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    # Move away
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    G91
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    G1 Y-10 F1200
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    # Wait just a second… (give StallGuard registers time to clear)
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    G4 P1000
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    G90
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    # Set current during print
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    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={RUN_CURRENT_X}
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    SET_TMC_CURRENT STEPPER=stepper_y CURRENT={RUN_CURRENT_Y}
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[gcode_macro _HOME_Z]
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gcode:
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    G90
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    G1 X125 Y125 F20000
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    G28 Z
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    G1 Z30