66 lines
2.4 KiB
Python
66 lines
2.4 KiB
Python
|
"""
|
||
|
|
Module for making things out of plastic using a thermoplast extruder
|
||
|
|
"""
|
||
|
|
|
||
|
|
# Python module properties
|
||
|
|
__author__ = "Stefan Blanke (greenarrow) (greenarrow@users.sourceforge.net)"
|
||
|
|
__license__ = "GPL 3.0"
|
||
|
|
__licence__ = """
|
||
|
|
pyRepRap is free software: you can redistribute it and/or modify
|
||
|
|
it under the terms of the GNU General Public License as published by
|
||
|
|
the Free Software Foundation, either version 3 of the License, or
|
||
|
|
(at your option) any later version.
|
||
|
|
|
||
|
|
pyRepRap is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
GNU General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU General Public License
|
||
|
|
along with pyRepRap. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
"""
|
||
|
|
|
||
|
|
import reprap, time
|
||
|
|
|
||
|
|
class FFM:
|
||
|
|
def __init__(self, extrudeTemp, extrudeSpeed, moveSpeed, zBottomLayer, zIdleHeight, stopReverseMotorTime):
|
||
|
|
self.extrudeTemp = extrudeTemp
|
||
|
|
self.extrudeSpeed = extrudeSpeed
|
||
|
|
self.moveSpeed = moveSpeed
|
||
|
|
self.zBottomLayer = zBottomLayer
|
||
|
|
self.zIdleHeight = zIdleHeight
|
||
|
|
self.stopReverseMotorTime = stopReverseMotorTime
|
||
|
|
self.fastSpeed = 200
|
||
|
|
|
||
|
|
self.currentLayerHeight = self.zBottomLayer
|
||
|
|
reprap.cartesian.setMoveSpeed(self.moveSpeed)
|
||
|
|
|
||
|
|
def setExtrudeSpeed(self, speed):
|
||
|
|
self.extrudeSpeed = speed
|
||
|
|
|
||
|
|
def setExtrudeMoveSpeed(self, speed):
|
||
|
|
self.moveSpeed = speed
|
||
|
|
# reprap.cartesian.setMoveSpeed(self.moveSpeed)
|
||
|
|
|
||
|
|
# Layer down a line of plastic (Move to start point, lower tool (if not already), deposit plastic in line to end point, stop depositing.)
|
||
|
|
def extrudeLine(self, x1, y1, x2, y2):
|
||
|
|
if x1 != x2 or y1 != y2:
|
||
|
|
reprap.cartesian.seek( (x1, y1, False), speed = self.fastSpeed )
|
||
|
|
self.lowerTool()
|
||
|
|
reprap.extruder.setMotor(reprap.MOTOR_FORWARD, self.extrudeSpeed)
|
||
|
|
reprap.cartesian.seek( (x2, y2, False), speed = self.moveSpeed )
|
||
|
|
reprap.extruder.setMotor(reprap.MOTOR_FORWARD, 0)
|
||
|
|
|
||
|
|
def reverseMotorStopFlow(self):
|
||
|
|
reprap.extruder.setMotor(reprap.MOTOR_BACKWARD, self.extrudeSpeed)
|
||
|
|
time.sleep(self.stopReverseMotorTime)
|
||
|
|
reprap.extruder.setMotor(reprap.MOTOR_BACKWARD, 0)
|
||
|
|
|
||
|
|
# Raise tool to safe moving height
|
||
|
|
def raiseTool(self):
|
||
|
|
reprap.cartesian.z.seek(self.currentLayerHeight - self.zIdleHeight, speed = self.fastSpeed)
|
||
|
|
|
||
|
|
# Lower tool to current layer working height
|
||
|
|
def lowerTool(self):
|
||
|
|
reprap.cartesian.z.seek(self.currentLayerHeight, speed = self.fastSpeed)
|