improve cartridge

cell_measure_robot/pneumatics/sensor_tip.step

@@ -0,0 +1,492 @@
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+#344 = CARTESIAN_POINT('',(-4.55,-1.,-5.));
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+#365 = DIRECTION('',(0.,-1.,0.));
+#366 = ORIENTED_EDGE('',*,*,#285,.F.);
+#367 = CYLINDRICAL_SURFACE('',#368,4.875);
+#368 = AXIS2_PLACEMENT_3D('',#369,#370,#371);
+#369 = CARTESIAN_POINT('',(0.,-7.6,0.));
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+#420 = ORIENTED_EDGE('',*,*,#401,.T.);
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+#433 = DIRECTION('',(-0.,-1.,-0.));
+#434 = DIRECTION('',(0.,0.,-1.));
+#435 = ( GEOMETRIC_REPRESENTATION_CONTEXT(3) 
+GLOBAL_UNCERTAINTY_ASSIGNED_CONTEXT((#439)) GLOBAL_UNIT_ASSIGNED_CONTEXT
+((#436,#437,#438)) REPRESENTATION_CONTEXT('Context #1',
+  '3D Context with UNIT and UNCERTAINTY') );
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+#439 = UNCERTAINTY_MEASURE_WITH_UNIT(LENGTH_MEASURE(5.E-06),#436,
+  'distance_accuracy_value','confusion accuracy');
+#440 = PRODUCT_RELATED_PRODUCT_CATEGORY('part',$,(#7));
+#441 = MECHANICAL_DESIGN_GEOMETRIC_PRESENTATION_REPRESENTATION('',(#442)
+  ,#435);
+#442 = STYLED_ITEM('color',(#443),#15);
+#443 = PRESENTATION_STYLE_ASSIGNMENT((#444,#450));
+#444 = SURFACE_STYLE_USAGE(.BOTH.,#445);
+#445 = SURFACE_SIDE_STYLE('',(#446));
+#446 = SURFACE_STYLE_FILL_AREA(#447);
+#447 = FILL_AREA_STYLE('',(#448));
+#448 = FILL_AREA_STYLE_COLOUR('',#449);
+#449 = COLOUR_RGB('',0.447059003357,0.474510015008,0.501960993452);
+#450 = CURVE_STYLE('',#451,POSITIVE_LENGTH_MEASURE(0.1),#452);
+#451 = DRAUGHTING_PRE_DEFINED_CURVE_FONT('continuous');
+#452 = COLOUR_RGB('',9.803921802644E-02,9.803921802644E-02,
+  9.803921802644E-02);
+ENDSEC;
+END-ISO-10303-21;

cell_measure_robot/pneumatics/tconnector.py

@@ -28,15 +28,20 @@ if version == "G1_8":
     major_diam = 9.7 * MM  + eps*2
     pitch=0.907 * MM
     length=12 * MM
+    housing_factor = 2
 
 elif version == "M7":
     major_diam = 7 * MM + eps*2
     pitch=1 * MM
     length=8 * MM
+    housing_factor = 1.75
 
 else:
     raise ValueError("Invalid version")
 
+
+cartridge = cq.importers.importStep("cell_measure_robot/pneumatics/sensor_tip.step")
+
 iso_external_thread = IsoThread(
     major_diameter=major_diam,
     pitch=pitch,
@@ -52,7 +57,7 @@ iso_external_core = (
 )
 iso_external = iso_external_thread.cq_object.fuse(iso_external_core.val())
 
-housing_diameter = cartridge_large_diam * 2
+housing_diameter = cartridge_large_diam * housing_factor
 housing = (
     cq.Workplane("XY")
     .rect(housing_diameter, housing_diameter)
@@ -67,31 +72,13 @@ housing = (
 housing = housing.cut(iso_external)
 # Side B
 housing = housing.cut(iso_external.translate((0, 0, iso_external_thread.length + distance)))
+
 # Cartidge hole
-housing = (
-    housing.faces(">Z")
-    .workplane(centerOption="CenterOfBoundBox")
-    .center(0, housing_diameter/2)
-    .circle(cartridge_large_diam / 2)
-    .cutBlind(-cartridge_large_depth)
-)
-housing = (
-    housing.faces(">Z")
-    .workplane(centerOption="CenterOfBoundBox")
-    .center(0, housing_diameter/2)
-    .circle(cartridge_small_diam / 2)
-    .cutBlind(-cartridge_small_depth)
-)
-# seal as torus
-seal_mid_diam = seal_outer_diam - seal_torus_diam - eps
-seal = (
-    cq.Workplane('XZ', origin = (seal_mid_diam/2, 0, 0))
-    .circle(seal_torus_diam/2-eps)
-    .revolve(360, (-seal_mid_diam/2, 0, 0), (-seal_mid_diam/2, 1, 0))
+moved_cartridge = (
+    cartridge.rotate((0, 0, 0), (1, 0, 0), 90)
+    .translate((0, housing_diameter, iso_external_thread.length*2 + distance + 0.9))
 )
-seal_position = iso_external_thread.length*2 + distance - seal_depth
-seal_moved = seal.translate((0, housing_diameter, seal_position))
-housing = housing.cut(seal_moved)
+housing = housing.cut(moved_cartridge)
 
 # straight channel
 housing = (