diff --git a/src/Common/CommandNames.ts b/src/Common/CommandNames.ts
index c61f04635..5b9ebc994 100644
--- a/src/Common/CommandNames.ts
+++ b/src/Common/CommandNames.ts
@@ -277,6 +277,6 @@ export enum CommandNames
     ApplyMtl = "APPLYMTL",//应用材质
     封边属性编辑 = "封边属性编辑",
     排钻属性编辑 = "排钻属性编辑",
-
-    Replace = "重新放置模型"
+    Replace = "重新放置模型",
+    Down = "DOWN",
 }
diff --git a/src/Common/HotKeyList.ts b/src/Common/HotKeyList.ts
index 63be7483a..da20a3c88 100644
--- a/src/Common/HotKeyList.ts
+++ b/src/Common/HotKeyList.ts
@@ -37,5 +37,6 @@ export enum HotkeyList
     AS = "Alt+S",
     AF = "Alt+F",
     D = "Delete",
-    F1 = "F1"
+    END = "End",
+    F1 = "F1",
 }
diff --git a/src/Editor/CommandRegister.ts b/src/Editor/CommandRegister.ts
index 2d30b4926..f7afaa1eb 100644
--- a/src/Editor/CommandRegister.ts
+++ b/src/Editor/CommandRegister.ts
@@ -145,6 +145,7 @@ import { Fbx } from "../Add-on/loadfbx";
 import { LookOverBoardInfos } from "../Add-on/LookOverBoardInfos/LookOverBoardInfos";
 import { MirrorCommand } from "../Add-on/Mirror";
 import { Command_Move } from "../Add-on/Move";
+import { Command_Cmd_Down } from "../Add-on/Move/Cmd_Down";
 import { MoveX as Command_MoveX } from "../Add-on/MoveAxis";
 import { Command_M0, Command_PackageMove } from "../Add-on/MoveToWCS0";
 import { Command_ExportObj } from "../Add-on/Obj/Command_ExportObj";
@@ -707,6 +708,8 @@ export function registerCommand()
 
     commandMachine.RegisterCommand(CommandNames.ShowHSPanel, new ShowHideSelectPanel());
     commandMachine.RegisterCommand(CommandNames.ParseBoardName, new Command_ParseBoardName());
+
+    commandMachine.RegisterCommand(CommandNames.Down, new Command_Cmd_Down());
 }
 
 export async function LimitCommand()
diff --git a/src/UI/Components/CommandPanel/CommandList.ts b/src/UI/Components/CommandPanel/CommandList.ts
index b96f320d5..0a6c7d2d2 100644
--- a/src/UI/Components/CommandPanel/CommandList.ts
+++ b/src/UI/Components/CommandPanel/CommandList.ts
@@ -2026,6 +2026,15 @@ export const CommandList: ICommand[] = [
         chName: "单柜效果图",
         chDes: "导出单个柜子效果图",
     },
+    {
+        typeId: "util",
+        defaultCustom: CommandNames.Down,
+        command: CommandNames.Down,
+        type: "工具",
+        chName: "物体落地",
+        chDes: "物体落地",
+        defaultHotkeys: HotkeyList.END,
+    },
     {
         typeId: "util",
         link: `#`,