From 466513eaded54d9fbef8943ad6c1eaca715768f5 Mon Sep 17 00:00:00 2001
From: Nikita Kostovsky <nikita@kostovsky.me>
Date: Thu, 8 Jan 2026 02:04:31 +0100
Subject: add imx287 holder draft, add radxa sd card, move laser tensioning
 holes

---
 body/body.scad            | 15 ++++++----
 body/laser_holder.scad    |  4 ++-
 body/noctua_nf_a4x20.scad | 10 +++++--
 body/radxa_zero_3e.scad   |  7 +++++
 body/veye_imx287.scad     | 71 ++++++++++++++++++++++++++++++++++++++++++++++-
 5 files changed, 97 insertions(+), 10 deletions(-)

(limited to 'body')

diff --git a/body/body.scad b/body/body.scad
index 632e8cf..16459ba 100644
--- a/body/body.scad
+++ b/body/body.scad
@@ -32,7 +32,10 @@ translate([0, -$laserZOffsetMm, 0])
 
 // radxa
 translate([0, 0, 20])
-translate([0, 10, radxa_zero_3e_pcb_h - 5])
+translate([
+    0,
+    -$scannerBodyFrontWallOffsetMm - 5,
+    radxa_zero_3e_pcb_h - 10])
 rotate([90, 0, 0])
 //radxa_zero_3e_with_protoboard();
 radxa_zero_3e_with_protoboard_and_connectors();
@@ -42,10 +45,6 @@ radxa_zero_3e_with_protoboard_and_connectors();
 translate([0, -$scannerBodyFrontWallOffsetMm, 40])
 *noctua_nf_a4x20();
 
-// chinese fan
-translate([0, -$scannerBodyFrontWallOffsetMm, 40])
-%ld3007ms();
-
 // main frame
 module scanner_main_frame()
 {
@@ -93,6 +92,7 @@ module scanner_main_frame()
     
     // now try to cut body with rounded corners to simplify
     // cnc manufacturing
+    // TODO: move this shit to a module
     difference()
     {
         hull()
@@ -134,6 +134,11 @@ module scanner_main_frame()
     
     translate([0, -wzo - id, 20])
     m12_male_connector();
+    
+    // chinese fan
+    //translate([0, -$scannerBodyFrontWallOffsetMm, 40])
+    translate([0, ld3007ms_t - wzo - id, 80])
+    %ld3007ms();
 }
 
 %scanner_main_frame();
\ No newline at end of file
diff --git a/body/laser_holder.scad b/body/laser_holder.scad
index 8e3d689..34a6466 100644
--- a/body/laser_holder.scad
+++ b/body/laser_holder.scad
@@ -27,7 +27,9 @@ module laser_holder_wo_holes(
 // hole will have diameter `hd` and height `hh`
 module laser_holder_tension_hole(d = default_laser_d, hd = 4, hh = 4)
 {
-    rotate([0, -45, 0])
+    //tension_holes_angle = -45;
+    tension_holes_angle = -90;
+    rotate([0, tension_holes_angle, 0])
     translate([0, 0, d / 2 - hh / 2])
     cylinder($fn = diameterToFn(hd), d = hd, h = hh * 3);
 }
diff --git a/body/noctua_nf_a4x20.scad b/body/noctua_nf_a4x20.scad
index 87326a9..77a26df 100644
--- a/body/noctua_nf_a4x20.scad
+++ b/body/noctua_nf_a4x20.scad
@@ -2,6 +2,10 @@ noctua_nf_a4x20_h = 40;
 noctua_nf_a4x20_w = 40;
 noctua_nf_a4x20_t = 20;
 
+ld3007ms_w = 30;
+ld3007ms_h = 30;
+ld3007ms_t = 8;
+
 module noctua_nf_a4x20()
 {
     translate([-noctua_nf_a4x20_w / 2, 0, -noctua_nf_a4x20_w / 2])
@@ -13,9 +17,9 @@ module noctua_nf_a4x20()
 // some chinese fan, 30x30x8
 module ld3007ms()
 {
-    w = 30;
-    h = 30;
-    t = 8;
+    w = ld3007ms_w;
+    h = ld3007ms_h;
+    t = ld3007ms_t;
     
     translate([0, -t / 2, 0])
     rotate([90, 0, 0])
diff --git a/body/radxa_zero_3e.scad b/body/radxa_zero_3e.scad
index 4bf375f..731f883 100644
--- a/body/radxa_zero_3e.scad
+++ b/body/radxa_zero_3e.scad
@@ -25,6 +25,13 @@ module radxa_zero_3e()
     rotate([0, 0, -90])
     translate([0, 0, pcb_t])
     import("rs109_pcba.stl");
+    
+    // sd card
+    sd_card_z_offset = 3;
+    sd_card_w = 11;
+    
+    translate([0, -pcb_h, -3])
+    cube([sd_card_w, sd_card_z_offset * 2, 1], center = true);
 }
 
 module rpi_zero_protoboard()
diff --git a/body/veye_imx287.scad b/body/veye_imx287.scad
index 0b89873..3576105 100644
--- a/body/veye_imx287.scad
+++ b/body/veye_imx287.scad
@@ -101,4 +101,73 @@ module veye_imx287_natural()
     }
 }
 
-//veye_imx287_natural();
\ No newline at end of file
+module veye_imx287_mount_plate()
+{
+    w = veye_imx287_pcb_w;
+    h = veye_imx287_pcb_h;
+    frame_w = 6;
+    iw = w - frame_w;
+    ih = h - frame_w;
+    t = 2;
+    corner_radius = 2;
+    cr = corner_radius;
+    
+    // holes
+    hd = 2.05;
+    hh = 10;
+    // distance between holes
+    h_delta = 25;
+    hr = hd / 2;
+    
+    // sensor has non-zero thickness, so put holder
+    // closer to pcb
+    translate([0, -imx287_thickness, 0])
+    // move to zero
+    translate([0, t / 2, 0])
+    difference()
+    {
+        // outer shape
+        hull()
+        {
+            for (
+                dx = [w / 2 - cr, -w / 2 + cr],
+                dy = [w / 2 - cr, -w / 2 + cr])
+            {
+                translate([dx, 0, dy])
+                translate([0, t / 2, 0])
+                rotate([90, 0, 0])
+                cylinder($fn = dToFn(cr * 2), r = cr, h = t);
+            }
+        }
+        // to cut
+        hull()
+        {
+            for (
+                dx = [iw / 2 - cr, -iw / 2 + cr],
+                dy = [iw / 2 - cr, -iw / 2 + cr])
+            {
+                translate([dx, 0, dy])
+                translate([0, t, 0])
+                rotate([90, 0, 0])
+                cylinder($fn = dToFn(cr * 2), r = cr, h = t * 2);
+            }
+        }
+        // holes
+        {
+            for (
+                dx = [h_delta / 2, -h_delta / 2],
+                dy = [h_delta / 2, -h_delta / 2])
+            {
+                translate([dx, 0, dy])
+                translate([0, hh / 2, 0])
+                rotate([90, 0, 0])
+                cylinder($fn = dToFn(hd), d = hd, h = hh);
+            }
+        }
+    }
+}
+
+color("yellow", 0.3)
+*veye_imx287_natural();
+color("green", 0.3)
+*veye_imx287_mount_plate();
\ No newline at end of file
-- 
cgit v1.2.3-70-g09d2