diff --git a/src/app/main.cpp b/src/app/main.cpp
index 4dac989..f569ac3 100644
--- a/src/app/main.cpp
+++ b/src/app/main.cpp
@@ -138,6 +138,8 @@
 #include "panels/columns/ColumnDrawer.hpp"
 #include "panels/columns/CategoryAnalysisTab.hpp"
 #include "panels/columns/CategorySection.hpp"
+#include "VtkViewToolbar.hpp"
+#include "AxesSettingsDialog.hpp"
 #include "panels/columns/Column3DDataset.hpp"
 #include "panels/columns/Column2DDataset.hpp"
 #include "panels/columns/Column3DAnalysis.hpp"
@@ -362,10 +364,12 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
 
     // 左侧内嵌三栏抽屉（自带折叠按钮）+ 右侧 GL 画布，水平并列（非 GL 覆盖层，避免 z-order/圆角伪影）。
     auto* drawer = new geopro::app::ColumnDrawer(centerWidget);
+    auto* viewToolbar = new geopro::app::VtkViewToolbar(centerWidget);  // VTK 画布全局视图控制竖排工具条
     auto* viewRow = new QHBoxLayout();
     viewRow->setContentsMargins(0, 0, 0, 0);
     viewRow->setSpacing(0);
     viewRow->addWidget(drawer);          // 左侧抽屉(自带折叠按钮)
+    viewRow->addWidget(viewToolbar);     // 画布工具条(竖排:设置/前后上下左右/缩放复位)
     viewRow->addWidget(vtkWidget, 1);    // 右侧 GL 画布
     centerLayout->addWidget(viewHeader);
     centerLayout->addLayout(viewRow, 1);
@@ -658,6 +662,25 @@ void buildWorkbench(QMainWindow& window, geopro::data::LocalSampleRepository& re
                      &geopro::controller::VtkSceneController::zoomOut);
     QObject::connect(c3, &geopro::app::Column3DDataset::fitRequested, sceneCtrl,
                      &geopro::controller::VtkSceneController::fit);
+
+    // ── VTK 画布工具条（Task 12 §9）：全局视图控制 → sceneCtrl ──────────────────
+    QObject::connect(viewToolbar, &geopro::app::VtkViewToolbar::viewRequested, sceneCtrl,
+                     &geopro::controller::VtkSceneController::applyView);
+    QObject::connect(viewToolbar, &geopro::app::VtkViewToolbar::zoomInRequested, sceneCtrl,
+                     &geopro::controller::VtkSceneController::zoomIn);
+    QObject::connect(viewToolbar, &geopro::app::VtkViewToolbar::zoomOutRequested, sceneCtrl,
+                     &geopro::controller::VtkSceneController::zoomOut);
+    QObject::connect(viewToolbar, &geopro::app::VtkViewToolbar::fitRequested, sceneCtrl,
+                     &geopro::controller::VtkSceneController::fit);
+    QObject::connect(viewToolbar, &geopro::app::VtkViewToolbar::axesSettingsRequested, &window,
+                     [&window, sceneCtrl]() {
+                         geopro::app::AxesSettingsDialog dlg({}, {}, {}, &window);
+                         if (dlg.exec() != QDialog::Accepted) return;
+                         const bool anyShow = dlg.x().show || dlg.y().show || dlg.z().show;
+                         sceneCtrl->setAxesMode(anyShow ? geopro::controller::AxesMode::Standard
+                                                        : geopro::controller::AxesMode::None);
+                         // per-axis min/max 范围待 VtkSceneController 加坐标轴范围 API 后接入。
+                     });
     // 三维数据集栏勾选（反演剖面）→ 并入渲染勾选集（剖面走帘面路径）。
     QObject::connect(c3, &geopro::app::Column3DDataset::checkedDatasetsChanged, sceneCtrl,
                      [checkedProfiles, pushChecked](const QStringList& ids) {