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wight554/cool_down_to_temp_and_hold.py

Last active September 9, 2025 14:54
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Klipper (kalico only) annealing macros
Raw
cool_down_to_temp_and_hold.py
def format_time(minutes):
hours = minutes // 60
mins = minutes % 60
if hours > 0 and mins > 0:
return f"{hours}h{mins}m"
elif hours > 0:
return f"{hours}h"
else:
return f"{mins}m"
# Parse parameters from rawparams
params = {}
for param in rawparams.split():
if '=' in param:
key, value = param.split('=', 1)
params[key.upper()] = value
else:
respond_info(f"⚠️ Invalid parameter format: {param}")
# Extract parameters with default values
temp_str = params.get("TEMP", "0")
time_limit_str = params.get("TIME_LIMIT", "180")
hold_time_str = params.get("HOLD_TIME", "0")
tolerance_str = params.get("TOLERANCE", "2")
# Validate and convert parameters
valid_params = True
try:
temp = float(temp_str)
time_limit = int(time_limit_str)
hold_time = int(hold_time_str)
tolerance = float(tolerance_str)
except ValueError:
respond_info("⚠️ Invalid parameter values. TEMP and TOLERANCE must be floats, TIME_LIMIT and HOLD_TIME must be integers.")
valid_params = False
# Proceed only if parameters are valid
if valid_params:
# Display initial cooling message
time_str = format_time(time_limit)
respond_info(f"❄️ Cooling: Target={temp}C, Max Duration={time_str}, Hold Time={format_time(hold_time)}, Tolerance={tolerance}C")
# Set oven heater to specified temperature
emit(f"SET_HEATER_TEMPERATURE HEATER=Oven TARGET={temp}")
# Cooling loop
elapsed_time = 0
target_reached = False
while elapsed_time < time_limit:
sleep(60) # Wait 1 minute
elapsed_time += 1
box_temp = printer["temperature_sensor Aux"]["temperature"]
if box_temp <= temp + tolerance:
time_str = format_time(elapsed_time)
respond_info(f"✅ Reached target temperature in {time_str}. Current temp: {box_temp:.1f}C")
target_reached = True
break
else:
time_str = format_time(elapsed_time)
respond_info(f"❄️ Cooling in progress... (⏳ {time_str}) Temp: {box_temp:.1f}/{temp}C")
# Check if target was reached
if not target_reached:
respond_info("⚠️ Max time reached without reaching target temperature.")
# Hold phase if target was reached
if target_reached:
remaining_time = time_limit - elapsed_time
hold_duration = min(remaining_time, hold_time) if hold_time > 0 else 0
if hold_duration > 0:
hold_str = format_time(hold_duration)
respond_info(f"✅ Soaking at target temperature for {hold_str}...")
hold_elapsed = 0
while hold_elapsed < hold_duration:
sleep(60) # Wait 1 minute
hold_elapsed += 1
box_temp = printer["temperature_sensor Aux"]["temperature"]
countdown = hold_duration - hold_elapsed
countdown_str = format_time(countdown)
respond_info(f"⏳ Soaking... {countdown_str} remaining | Temp: {box_temp:.1f}C")
respond_info("🎉 Hold time complete!")
else:
respond_info("⚠️ No time left for soaking!")
# Turn off heater and complete process
emit("SET_HEATER_TEMPERATURE HEATER=Oven TARGET=0")
respond_info(f"✅ Cooling to {target_temp}C complete!")
else:
respond_info("⚠️ Process aborted due to invalid parameters.")
Raw
heat_to_temp_and_hold.py
# Helper function to format time
def format_time(minutes):
hours = minutes // 60
mins = minutes % 60
if hours > 0 and mins > 0:
return f"{hours}h{mins}m"
elif hours > 0:
return f"{hours}h"
else:
return f"{mins}m"
# Parse rawparams (case-insensitive with error handling)
params = {}
valid_params = True
if not rawparams.strip():
respond_info("⚠️ No parameters provided!")
valid_params = False
else:
for param in rawparams.split():
if '=' in param:
key, value = param.split('=', 1) # Split on first '=' only
params[key.upper()] = value
else:
respond_info(f"⚠️ Invalid parameter format: {param}")
valid_params = False
# Check if TEMP is provided
if "TEMP" not in params:
respond_info("⚠️ TEMP parameter is required!")
valid_params = False
# Extract parameters with defaults
if valid_params:
temp_str = params["TEMP"]
time_limit_str = params.get("TIME_LIMIT", "180")
hold_time_str = params.get("HOLD_TIME", "60")
tolerance_str = params.get("TOLERANCE", "2")
# Validate and convert parameters
try:
temp = float(temp_str)
time_limit = int(time_limit_str)
hold_time = int(hold_time_str)
tolerance = float(tolerance_str)
except ValueError:
respond_info("⚠️ Invalid parameter values. TEMP and TOLERANCE must be floats, TIME_LIMIT and HOLD_TIME must be integers.")
valid_params = False
# Proceed only if parameters are valid
if valid_params:
# Initial setup and message
time_str = format_time(time_limit)
hold_time_str = format_time(hold_time)
respond_info(f"⚡ Heating to {temp}C, Max Duration={time_str}, Hold Time={hold_time_str}, Tolerance={tolerance}C")
emit(f"SET_HEATER_TEMPERATURE HEATER=Oven TARGET={temp}")
# Heating phase
elapsed_time = 0
target_reached = False
while elapsed_time < time_limit:
box_temp = printer["temperature_sensor Aux"]["temperature"]
if box_temp >= temp - tolerance:
target_reached = True
break
respond_info(f"🔥 Heating in progress... (⏳ {elapsed_time} min) Temp: {box_temp:.1f}/{temp}C")
sleep(60) # Wait 1 minute
elapsed_time += 1
if not target_reached:
respond_info("⚠️ Max time reached without reaching target temperature!")
emit("SET_HEATER_TEMPERATURE HEATER=Oven TARGET=0")
else:
# Hold phase
remaining_time = time_limit - elapsed_time
hold_duration = min(remaining_time, hold_time)
if hold_duration > 0:
hold_str = format_time(hold_duration)
respond_info(f"✅ Soaking at {temp}C for {hold_str}...")
for hold_elapsed in range(hold_duration):
box_temp = printer["temperature_sensor Aux"]["temperature"]
countdown = hold_duration - hold_elapsed
countdown_str = format_time(countdown)
respond_info(f"⏳ Soaking... {countdown_str} remaining | Temp: {box_temp:.1f}C")
sleep(60) # Wait 1 minute
respond_info("🎉 Soak time complete!")
else:
respond_info("⚠️ No time left for soaking!")
# Cleanup
emit("SET_HEATER_TEMPERATURE HEATER=Oven TARGET=0")
respond_info(f"✅ Heating to {temp}C complete!")
else:
respond_info("⚠️ Heating process aborted due to invalid parameters.")
Raw
klipper.cfg
[gcode_macro HEAT_TO_TEMP_AND_HOLD]
gcode: !!include heat_to_temp_and_hold.py
[gcode_macro COOL_DOWN_TO_TEMP_AND_HOLD]
gcode: !!include cool_down_to_temp_and_hold.py
[gcode_macro ANNEAL_PET]
description: Executes a two-step PET annealing process
gcode:
RESPOND MSG="🔥 Starting PET Annealing Sequence..."
# Heating
# Step 1 slowly reach Tglass
HEAT_TO_TEMP_AND_HOLD TEMP=95 TOLERANCE=5 TIME_LIMIT=90 HOLD_TIME=10
# Step 2 approach to annealing temp
HEAT_TO_TEMP_AND_HOLD TEMP=145 TOLERANCE=5 TIME_LIMIT=180 HOLD_TIME=60
# Cooldown in steps to reduce warping
COOL_DOWN_TO_TEMP_AND_HOLD TEMP=110 TOLERANCE=5 TIME_LIMIT=60 HOLD_TIME=10
COOL_DOWN_TO_TEMP_AND_HOLD TEMP=95 TOLERANCE=5 TIME_LIMIT=60 HOLD_TIME=10
COOL_DOWN_TO_TEMP_AND_HOLD TEMP=80 TOLERANCE=5 TIME_LIMIT=60 HOLD_TIME=10
RESPOND MSG="🎉 PET Annealing Complete!"
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