diff --git a/docs/zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_module_v3.md b/docs/zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_module_v3.md
index 85aa2f92..622aaaec 100644
--- a/docs/zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_module_v3.md
+++ b/docs/zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_module_v3.md
@@ -35,7 +35,7 @@
 
 ![机械尺寸图](picture/keyboard_cad.png)
 
-<a href="zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_3d.zip" download>3D文件</a>
+<a href="zh-cn/ph2.0_sensors/base_input_module/matrix_keyboard_module_v3/matrix_keyboard_3D.zip" download>3D文件</a>
 
 ## Arduino 应用
 
diff --git a/docs/zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_zh-cn.md b/docs/zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_zh-cn.md
index 8c333ff9..e160547f 100644
--- a/docs/zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_zh-cn.md
+++ b/docs/zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_zh-cn.md
@@ -32,7 +32,7 @@
 
 ![机械尺寸图](picture/touch_module_assembly.png)
 
-<a href="zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_3d.zip" download>下载触摸模块3D文件</a>
+<a href="zh-cn/ph2.0_sensors/base_input_module/touch_module/touch_module_3D.zip" download>下载触摸模块3D文件</a>
 
 ## 示例
 
diff --git a/docs/zh-cn/ph2.0_sensors/base_input_module/touch_piano/touch_piano.md b/docs/zh-cn/ph2.0_sensors/base_input_module/touch_piano/touch_piano.md
index 88d0234e..80623dc4 100644
--- a/docs/zh-cn/ph2.0_sensors/base_input_module/touch_piano/touch_piano.md
+++ b/docs/zh-cn/ph2.0_sensors/base_input_module/touch_piano/touch_piano.md
@@ -48,7 +48,7 @@
 
 ![原理图](picture/touch_piano_assembly.png)
 
-<a href="zh-cn/ph2.0_sensors/base_input_module/touch_piano/piano_module_3d.zip" download>**下载触摸钢琴模块平面和3D文件**</a>
+<a href="zh-cn/ph2.0_sensors/base_input_module/touch_piano/piano_module_3D.zip" download>**下载触摸钢琴模块平面和3D文件**</a>
 
 ## Arduino IDE示例程序
 
diff --git a/docs/zh-cn/ph2.0_sensors/displayers/vk16k33/vk16k33.md b/docs/zh-cn/ph2.0_sensors/displayers/vk16k33/vk16k33.md
index 84015f81..fd41c494 100644
--- a/docs/zh-cn/ph2.0_sensors/displayers/vk16k33/vk16k33.md
+++ b/docs/zh-cn/ph2.0_sensors/displayers/vk16k33/vk16k33.md
@@ -35,7 +35,7 @@
 
 ![](./picture/vk16k33_size.png)
 
-<a href="zh-cn/ph2.0_sensors/displayers/vk16k33/3D.zip" download>3D文件</a>
+<a href="zh-cn/ph2.0_sensors/displayers/vk16k33/vk16k33_3d.zip" download>3D文件</a>
 
 ## Arduino应用场景
 
diff --git a/docs/zh-cn/ph2.0_sensors/sensors/infrared_receiver/infrared_receiver_zh-cn.md b/docs/zh-cn/ph2.0_sensors/sensors/infrared_receiver/infrared_receiver_zh-cn.md
index f64114c9..a95b5ebb 100644
--- a/docs/zh-cn/ph2.0_sensors/sensors/infrared_receiver/infrared_receiver_zh-cn.md
+++ b/docs/zh-cn/ph2.0_sensors/sensors/infrared_receiver/infrared_receiver_zh-cn.md
@@ -33,7 +33,7 @@
 
 ![infrared_receiver](./picture/infrared_receiver_assembly.png)
 
-<a href="zh-cn/ph2.0_sensors/actuators/infrared_receiver/infrared_receiver_3d.zip" download>点击下载2D和3D文件</a>
+<a href="zh-cn/ph2.0_sensors/sensors/infrared_receiver/infrared_receiver_3d.zip" download>点击下载2D和3D文件</a>
 
 ## Arduino IDE实验
 
diff --git a/docs/zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor/tilt_switch_sensor_zh-cn.md b/docs/zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor/tilt_switch_sensor_zh-cn.md
index 060d3abe..ea321aa4 100644
--- a/docs/zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor/tilt_switch_sensor_zh-cn.md
+++ b/docs/zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor/tilt_switch_sensor_zh-cn.md
@@ -33,7 +33,7 @@
 
 ![机械尺寸图](picture/tilt_switch_sensor_assembly.png)
 
-<a href="zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor_3d.zip" download>下载倾斜开关3D文件</a>
+<a href="zh-cn/ph2.0_sensors/sensors/tilt_switch_sensor/tilt_switch_sensor_3d.zip" download>下载倾斜开关3D文件</a>
 
 ## Arduino示例程序