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(Un)loading speed and delay introduced into wipe tower generator

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This commit is contained in:
Lukas Matena 2018-03-05 10:45:35 +01:00
parent b3e9b82280
commit 5aca3045b9
4 changed files with 68 additions and 33 deletions
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50
xs/src/libslic3r/GCode/WipeTowerPrusaMM.cpp
View File

@ -243,6 +243,17 @@ public:
return *this;
};
// Wait for a period of time (seconds).
Writer& wait(float time)
{
if (time==0)
return *this;
char buf[128];
sprintf(buf, "G4 S%.3f\n", time);
m_gcode += buf;
return *this;
};
// Set speed factor override percentage.
Writer& speed_override(int speed)
{
@ -495,7 +506,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::prime(
for (size_t idx_tool = 0; idx_tool < tools.size(); ++ idx_tool) {
unsigned int tool = tools[idx_tool];
m_left_to_right = true;
toolchange_Change(writer, tool, m_material[tool]); // Select the tool, set a speed override for soluble and flex materials.
toolchange_Change(writer, tool, m_filpar[tool].material); // Select the tool, set a speed override for soluble and flex materials.
toolchange_Load(writer, cleaning_box); // Prime the tool.
if (idx_tool + 1 == tools.size()) {
// Last tool should not be unloaded, but it should be wiped enough to become of a pure color.
@ -506,7 +517,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::prime(
toolchange_Wipe(writer, cleaning_box , 5.f);
box_coordinates box = cleaning_box;
box.translate(0.f, writer.y() - cleaning_box.ld.y + m_perimeter_width);
toolchange_Unload(writer, box , m_material[m_current_tool], m_first_layer_temperature[tools[idx_tool + 1]]);
toolchange_Unload(writer, box , m_filpar[m_current_tool].material, m_filpar[tools[idx_tool + 1]].first_layer_temperature);
cleaning_box.translate(prime_section_width, 0.f);
writer.travel(cleaning_box.ld, 7200);
}
@ -614,7 +625,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(unsigned int tool, boo
.append(";--------------------\n"
"; CP TOOLCHANGE START\n")
.comment_with_value(" toolchange #", m_num_tool_changes)
.comment_material(m_material[m_current_tool])
.comment_material(m_filpar[m_current_tool].material)
.append(";--------------------\n")
.speed_override(100);
@ -622,7 +633,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(unsigned int tool, boo
if (purpose == PURPOSE_MOVE_TO_TOWER || purpose == PURPOSE_MOVE_TO_TOWER_AND_EXTRUDE) {
// Scaffold leaks terribly, reduce leaking by a full retract when going to the wipe tower.
float initial_retract = ((m_material[m_current_tool] == SCAFF) ? 1.f : 0.5f) * m_retract;
float initial_retract = ((m_filpar[m_current_tool].material == SCAFF) ? 1.f : 0.5f) * m_retract;
writer // Lift for a Z hop.
.z_hop(m_zhop, 7200)
// Additional retract on move to tower.
@ -650,9 +661,9 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(unsigned int tool, boo
// Ram the hot material out of the melt zone, retract the filament into the cooling tubes and let it cool.
if (tool != (unsigned int)-1){ // This is not the last change.
toolchange_Unload(writer, cleaning_box, m_material[m_current_tool],
m_is_first_layer ? m_first_layer_temperature[tool] : m_temperature[tool]);
toolchange_Change(writer, tool, m_material[tool]); // Change the tool, set a speed override for soluble and flex materials.
toolchange_Unload(writer, cleaning_box, m_filpar[m_current_tool].material,
m_is_first_layer ? m_filpar[tool].first_layer_temperature : m_filpar[tool].temperature);
toolchange_Change(writer, tool, m_filpar[tool].material); // Change the tool, set a speed override for soluble and flex materials.
toolchange_Load(writer, cleaning_box);
toolchange_Wipe(writer, cleaning_box, wipe_volume); // Wipe the newly loaded filament until the end of the assigned wipe area.
@ -661,7 +672,7 @@ WipeTower::ToolChangeResult WipeTowerPrusaMM::tool_change(unsigned int tool, boo
writer.travel(box.ru, 7200)
.travel(box.lu);*/
} else
toolchange_Unload(writer, cleaning_box, m_material[m_current_tool], m_temperature[m_current_tool]);
toolchange_Unload(writer, cleaning_box, m_filpar[m_current_tool].material, m_filpar[m_current_tool].temperature);
if (last_change_in_layer) // draw perimeter line
writer.travel(m_wipe_tower_pos, 7000)
@ -845,8 +856,8 @@ void WipeTowerPrusaMM::toolchange_Unload(
//writer.retract(15, 5000).retract(50, 5400).retract(15, 3000).retract(12, 2000);
// Pull the filament end to the BEGINNING of the cooling tube
float unloading_feedrate = 5400.f; // Alex's original feedrate was 5400
writer.retract(15, 5000) // just after ramming - fixed speed
float unloading_feedrate = 60.f * m_filpar[m_current_tool].unloading_speed;
writer.retract(15, 5000) // just after ramming - always the same speed
.retract(m_cooling_tube_retraction+m_cooling_tube_length/2.f-42, unloading_feedrate)
.retract(15, unloading_feedrate*0.55f)
.retract(12, unloading_feedrate*0.35f);
@ -882,6 +893,9 @@ void WipeTowerPrusaMM::toolchange_Unload(
const float feedrate = std::hypot(e_dist, x_dist) / ((e_dist / speed) / 60.f);
writer.cool(start_x+x_dist/2.f,start_x,e_dist/2.f,-e_dist/2.f, feedrate);
}
// let's wait is necessary
writer.wait(m_filpar[m_current_tool].delay);
// we should be at the beginning of the cooling tube again - let's move to parking position:
writer.retract(-m_cooling_tube_length/2.f+m_parking_pos_retraction-m_cooling_tube_retraction, 2000);
@ -957,15 +971,17 @@ void WipeTowerPrusaMM::toolchange_Load(
float oldx = writer.x(); // the nozzle is in place to do the first wiping moves, we will remember the position
float oldy = writer.y();
// Load the filament while moving left / right,
// so the excess material will not create a blob at a single position.
float loading_feedrate = 3000.f;
// Load the filament while moving left / right, so the excess material will not create a blob at a single position.
float loading_speed = m_filpar[m_current_tool].loading_speed; // mm/s in e axis
float turning_point = ( oldx-xl < xr-oldx ? xr : xl );
float dist = std::abs(oldx-turning_point);
float edist = m_parking_pos_retraction-50-2; // loading is 2mm shorter that previous retraction, 50mm reserved for acceleration/deceleration
writer.append("; CP TOOLCHANGE LOAD\n")
.suppress_preview()
.load_move_x(xr, 20, 1400) // Accelerate the filament loading
.load_move_x(xl,m_parking_pos_retraction-50-2,3000) // Fast phase - loading is 2mm shorter that previous retraction
.load_move_x(xr, 20, 1600) // Slowing down
.load_move_x(xl, 10, 1000)
.load_move_x(turning_point, 20, 60*std::hypot(dist,20.f)/20.f * loading_speed*0.3f) // Acceleration
.load_move_x(oldx,edist,60*std::hypot(dist,edist)/edist * loading_speed) // Fast phase
.load_move_x(turning_point, 20, 60*std::hypot(dist,20.f)/20.f * loading_speed*0.3f) // Slowing down
.load_move_x(oldx, 10, 60*std::hypot(dist,10.f)/10.f * loading_speed*0.1f) // Super slow
.travel(oldx,oldy)
.resume_preview();

33
xs/src/libslic3r/GCode/WipeTowerPrusaMM.hpp
View File

@ -209,9 +209,9 @@ public:
{
for (size_t i = 0; i < 4; ++ i) {
// Extruder specific parameters.
m_material[i] = PLA;
m_temperature[i] = 0;
m_first_layer_temperature[i] = 0;
m_filpar[i].material = PLA;
m_filpar[i].temperature = 0;
m_filpar[i].first_layer_temperature = 0;
}
}
@ -225,11 +225,15 @@ public:
// Set the extruder properties.
void set_extruder(size_t idx, material_type material, int temp, int first_layer_temp)
void set_extruder(size_t idx, material_type material, int temp, int first_layer_temp, float loading_speed,
float unloading_speed, float delay)
{
m_material[idx] = material;
m_temperature[idx] = temp;
m_first_layer_temperature[idx] = first_layer_temp;
m_filpar[idx].material = material;
m_filpar[idx].temperature = temp;
m_filpar[idx].first_layer_temperature = first_layer_temp;
m_filpar[idx].loading_speed = loading_speed;
m_filpar[idx].unloading_speed = unloading_speed;
m_filpar[idx].delay = delay;
}
@ -340,10 +344,19 @@ private:
float m_line_width = Nozzle_Diameter * Width_To_Nozzle_Ratio; // Width of an extrusion line, also a perimeter spacing for 100% infill.
float m_extrusion_flow = 0.038; //0.029f;// Extrusion flow is derived from m_perimeter_width, layer height and filament diameter.
struct FilamentParameters {
material_type material;
int temperature;
int first_layer_temperature;
float loading_speed;
float unloading_speed;
float delay;
};
// Extruder specific parameters.
material_type m_material[4];
int m_temperature[4];
int m_first_layer_temperature[4];
FilamentParameters m_filpar[4];
// State of the wiper tower generator.
unsigned int m_num_layer_changes = 0; // Layer change counter for the output statistics.

8
xs/src/libslic3r/Print.cpp
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@ -185,6 +185,9 @@ bool Print::invalidate_state_by_config_options(const std::vector<t_config_option
|| opt_key == "filament_type"
|| opt_key == "filament_soluble"
|| opt_key == "first_layer_temperature"
|| opt_key == "filament_loading_speed"
|| opt_key == "filament_unloading_speed"
|| opt_key == "filament_toolchange_delay"
|| opt_key == "gcode_flavor"
|| opt_key == "single_extruder_multi_material"
|| opt_key == "spiral_vase"
@ -1038,7 +1041,10 @@ void Print::_make_wipe_tower()
i,
WipeTowerPrusaMM::parse_material(this->config.filament_type.get_at(i).c_str()),
this->config.temperature.get_at(i),
this->config.first_layer_temperature.get_at(i));
this->config.first_layer_temperature.get_at(i),
this->config.filament_loading_speed.get_at(i),
this->config.filament_unloading_speed.get_at(i),
this->config.filament_toolchange_delay.get_at(i));
// When printing the first layer's wipe tower, the first extruder is expected to be active and primed.
// Therefore the number of wipe sections at the wipe tower will be (m_tool_ordering.front().extruders-1) at the 1st layer.

8
xs/src/libslic3r/PrintConfig.cpp
View File

@ -451,19 +451,19 @@ PrintConfigDef::PrintConfigDef()
def = this->add("filament_loading_speed", coFloats);
def->label = _L("Loading speed");
def->tooltip = _L("Speed used for loading the filament on the wipe tower. ");
def->sidetext = _L("mm\u00B3/s");
def->sidetext = _L("mm/s");
def->cli = "filament-loading-speed=f@";
def->min = 0;
def->default_value = new ConfigOptionFloats { 0. };
def->default_value = new ConfigOptionFloats { 28. };
def = this->add("filament_unloading_speed", coFloats);
def->label = _L("Unloading speed");
def->tooltip = _L("Speed used for unloading the filament on the wipe tower (does not affect "
" initial part of unloading just after ramming). ");
def->sidetext = _L("mm\u00B3/s");
def->sidetext = _L("mm/s");
def->cli = "filament-unloading-speed=f@";
def->min = 0;
def->default_value = new ConfigOptionFloats { 0. };
def->default_value = new ConfigOptionFloats { 90. };
def = this->add("filament_toolchange_delay", coFloats);
def->label = _L("Delay after unloading");