diff --git a/CHANGELOG.md b/CHANGELOG.md
index 55d693185f240f777dbcba4e03ed3c289289d36d..a5e52cb5a9136f5093358128c8e83bfd4a38a7ee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@
 - 新增站内信工作流类型通知点击跳转具体流程页面
 - 树节点新增title提示
 - 直接内容新增title提示
+- 新增日历时间轴加载更多
 
 ## [0.7.41-alpha.35] - 2025-11-04
 
diff --git a/src/control/calendar/calendar.tsx b/src/control/calendar/calendar.tsx
index 5f70a80c3fbbc9441e04eaec9aa439a294ba3eeb..36b49e79001606bebd40b0cbfba1ebb089196715 100644
--- a/src/control/calendar/calendar.tsx
+++ b/src/control/calendar/calendar.tsx
@@ -11,6 +11,7 @@ import {
   VNode,
   watch,
   PropType,
+  computed,
   defineComponent,
   resolveComponent,
 } from 'vue';
@@ -31,6 +32,7 @@ import {
   IButtonContainerState,
 } from '@ibiz-template/runtime';
 import dayjs from 'dayjs';
+import { debounce } from 'lodash-es';
 import { showTitle } from '@ibiz-template/core';
 import { MenuItem } from '@imengyu/vue3-context-menu';
 import CustomCalendar from './components/custom-calendar';
@@ -76,7 +78,7 @@ export const CalendarControl = defineComponent({
     loadDefault: { type: Boolean, default: true },
   },
   setup() {
-    const c = useControlController(
+    const c: CalendarController = useControlController(
       (...args) => new CalendarController(...args),
     );
     const ns = useNamespace(`control-${c.model.controlType!.toLowerCase()}`);
@@ -89,6 +91,23 @@ export const CalendarControl = defineComponent({
     const showDateRange = ref(c.controlParams.showmode === 'daterange');
     const showDateList = ref(c.controlParams.showmode === 'expand');
 
+    /**
+     * 无限滚动元素
+     */
+    const infiniteScroll = ref<HTMLDivElement>();
+
+    /**
+     * 禁用加载更多
+     */
+    const disabledLodeMore = computed(() => {
+      if (c.model.calendarStyle !== 'TIMELINE' || c.state.isLoading)
+        return true;
+      const result = !Object.values(c.loadMoreItems).some(
+        item => item.curPage < item.totalPage,
+      );
+      return result;
+    });
+
     // 月样式图例点击切换显示与隐藏
     const monthLegendClick = (_item: IData): void => {
       Object.assign(_item, { isShow: !_item.isShow });
@@ -142,6 +161,20 @@ export const CalendarControl = defineComponent({
       },
     );
 
+    /**
+     * @description 处理滚动加载
+     * @returns {*}  {Promise<void>}
+     */
+    const handleScrollLoad = async (): Promise<void> => {
+      if (!infiniteScroll.value || disabledLodeMore.value) return;
+      const scrollTop = infiniteScroll.value.scrollTop;
+      const scrollHeight = infiniteScroll.value.scrollHeight;
+      const clientHeight = infiniteScroll.value.clientHeight;
+      // 滚动到底部加载更多
+      if (scrollHeight - scrollTop - clientHeight < 10)
+        await c.load({ isLoadMore: true });
+    };
+
     // 气泡框对应显示日期
     const popoverValue = ref('');
 
@@ -491,15 +524,18 @@ export const CalendarControl = defineComponent({
       ns,
       curPopover,
       calendarRef,
-      showDateRange,
-      showDateList,
-      popoverValue,
       legendItems,
+      popoverValue,
+      showDateList,
+      showDateRange,
+      infiniteScroll,
+      disabledLodeMore,
       selectDate,
       calcItemStyle,
+      handleScrollLoad,
+      monthLegendClick,
       calcCalendarItems,
       onNodeContextmenu,
-      monthLegendClick,
     };
   },
   render() {
@@ -910,7 +946,11 @@ export const CalendarControl = defineComponent({
      */
     const renderTimeLine = () => {
       return (
-        <div class={this.ns.b('timeline-content')}>
+        <div
+          ref='infiniteScroll'
+          class={this.ns.b('timeline-content')}
+          onScroll={debounce(this.handleScrollLoad, 300)}
+        >
           <el-timeline>
             {this.c.state.items.length > 0
               ? this.c.state.items.map((item: ICalendarItemData) => {
@@ -919,9 +959,10 @@ export const CalendarControl = defineComponent({
                       return item.itemType === calendarItems.itemType;
                     },
                   );
-                  const temptime = item.beginTime
-                    ? dayjs(item.beginTime).format(this.c.timelineCaptionFormat)
-                    : item.beginTime;
+                  const time = item[this.c.groupTimeField];
+                  const temptime = time
+                    ? dayjs(time).format(this.c.timelineCaptionFormat)
+                    : time;
                   return (
                     <el-timeline-item
                       key={item.id}