diff --git a/src/components/CronPicker/index.tsx b/src/components/CronPicker/index.tsx
index 91eca42..339c774 100644
--- a/src/components/CronPicker/index.tsx
+++ b/src/components/CronPicker/index.tsx
@@ -44,8 +44,8 @@ const dayMap = {
 };
 
 const CronPicker: React.FC<CronPickerProps> = ({ value, onChange, style, className, onUpdateData }) => {
-  const [mode, setMode] = useState<'visual' | 'expression'>('visual');
-  const [cron, setCron] = useState<string>(value || '0 0 0 * * ?');
+  const [mode, setMode] = useState<'visual' | 'expression'>('expression');
+  const [cron, setCron] = useState<string>(value);
   const [error, setError] = useState<string>('');
 
   // 图形化配置的状态
@@ -62,7 +62,12 @@ const CronPicker: React.FC<CronPickerProps> = ({ value, onChange, style, classNa
 
   // 初始化
   useEffect(() => {
-    if (value !== undefined && value !== cron) {
+    console.log('CronPicker value changed:', value);
+    console.log('Current cron state:', cron);
+
+    // 当 value 有值且与当前 cron 不同时，更新 cron 状态
+    if (value && value !== cron) {
+      console.log('Updating cron to:', value);
       setCron(value);
       // 当外部value变化时，解析并更新图形化配置的状态
       parseCronExpression(value);
@@ -125,14 +130,31 @@ const CronPicker: React.FC<CronPickerProps> = ({ value, onChange, style, classNa
     if (mode === 'visual') {
       return generateCron();
     }
-    return cron;
+    // 如果 cron 为空，返回空字符串而不是默认值
+    return cron || '';
   }, [mode, minuteType, minutesInterval, hourType, hourlyAt, dailyType, specificDay, selectedWeekdays, selectedMonths, monthlyType, specificMonths, cron]);
 
+  // 使用 ref 来追踪是否是初始化阶段
+  const isInitializedRef = React.useRef(false);
+
   useEffect(() => {
-    onUpdateData({
-      customDef: { intervalSeconds: currentCron },
-      type: 'CYCLE'
-    });
+    console.log('currentCron changed:', currentCron);
+    console.log('isInitializedRef.current:', isInitializedRef.current);
+
+    // 跳过初始化时的调用
+    if (!isInitializedRef.current) {
+      isInitializedRef.current = true;
+      return;
+    }
+
+    // 只有当 currentCron 有值时才更新
+    if (currentCron) {
+      console.log('Calling onUpdateData with:', currentCron);
+      onUpdateData({
+        customDef: { intervalSeconds: currentCron },
+        type: 'CYCLE'
+      });
+    }
   }, [currentCron]);
 
   // 解析Cron表达式并更新图形化配置的状态
@@ -309,10 +331,26 @@ const CronPicker: React.FC<CronPickerProps> = ({ value, onChange, style, classNa
   return (
     <div style={style} className={`${styles.container} ${className || ''}`}>
       <Tabs onChange={handleTabChange} type="rounded" size="small" className={styles.tabs}>
-        <TabPane key="visual" title="图形化配置" />
         <TabPane key="expression" title="Cron 表达式" />
+        <TabPane key="visual" title="图形化配置" />
       </Tabs>
 
+      {mode === 'expression' && (
+        <div>
+          <label style={{ display: 'block', marginBottom: 6, fontSize: 14, color: '#333' }}>
+            Cron 表达式
+          </label>
+          <input
+            type="text"
+            value={currentCron}
+            onChange={handleExpressionChange}
+            placeholder="例如：0 0 12 * * ?"
+            className={`${styles.expressionInput} ${error ? styles.error : ''}`}
+          />
+          {error && <div className={styles.errorMessage}>{error}</div>}
+        </div>
+      )}
+
       {mode === 'visual' && (
         <div>
           <Form.Item label="分钟" className={styles.formItem}>
@@ -446,22 +484,6 @@ const CronPicker: React.FC<CronPickerProps> = ({ value, onChange, style, classNa
         </div>
       )}
 
-      {mode === 'expression' && (
-        <div>
-          <label style={{ display: 'block', marginBottom: 6, fontSize: 14, color: '#333' }}>
-            Cron 表达式
-          </label>
-          <input
-            type="text"
-            value={currentCron}
-            onChange={handleExpressionChange}
-            placeholder="0 0 12 * * ?"
-            className={`${styles.expressionInput} ${error ? styles.error : ''}`}
-          />
-          {error && <div className={styles.errorMessage}>{error}</div>}
-        </div>
-      )}
-
       <div className={styles.previewContainer}>
         <Text type="secondary" style={{ fontSize: 13, display: 'block', marginBottom: 4 }}>
           说明：{getHumanReadable()}
diff --git a/src/components/FlowEditor/nodeEditors/components/CycleEditor.tsx b/src/components/FlowEditor/nodeEditors/components/CycleEditor.tsx
index fc73d5a..dfad220 100644
--- a/src/components/FlowEditor/nodeEditors/components/CycleEditor.tsx
+++ b/src/components/FlowEditor/nodeEditors/components/CycleEditor.tsx
@@ -1,4 +1,4 @@
-import React, { useState } from 'react';
+import React, { useEffect, useState } from 'react';
 import { NodeEditorProps } from '@/components/FlowEditor/nodeEditors';
 import { Typography } from '@arco-design/web-react';
 import { IconUnorderedList } from '@arco-design/web-react/icon';
@@ -6,16 +6,22 @@ import ParamsTable from './ParamsTable';
 import CronPicker from '@/components/CronPicker';
 
 const CycleEditor: React.FC<NodeEditorProps> = ({ nodeData, updateNodeData }) => {
-  const [cron, setCron] = useState('0 0 9 * * ?');
+  // 从 nodeData 中获取初始值，如果没有则使用默认值
+  let initialCron = '';
+  try {
+    initialCron = JSON.parse(nodeData.component.customDef).intervalSeconds;
+  } catch (e) {
+  }
+
 
   return (
     <>
       <Typography.Title heading={5}><IconUnorderedList style={{ marginRight: 5 }} />周期参数</Typography.Title>
       <CronPicker
-        value={cron}
-        onChange={setCron}
+        value={initialCron}
         onUpdateData={(data) => {
           updateNodeData('component', {
+            ...nodeData.component,
             ...data
           });
         }} />