diff --git a/src/views/modules/yieldReport/com_replace_material.vue b/src/views/modules/yieldReport/com_replace_material.vue
index ac64cc5..2d6e3ff 100644
--- a/src/views/modules/yieldReport/com_replace_material.vue
+++ b/src/views/modules/yieldReport/com_replace_material.vue
@@ -2,7 +2,7 @@
   <div class="customer-css">
     <el-dialog :title="titleCon" v-drag v-bind="$attrs" v-on="$listeners"
                width="405px" style="height: 310px;" class="customer-dialog">
-      <el-container style="height: 135px;">
+      <el-container style="height: 170px;">
         <el-form :inline="true" label-position="top" label-width="80px">
             <!-- 换材料 -->
             <el-container>
@@ -35,25 +35,41 @@
             <el-container style="margin-left: 170px; margin-top: -120px;">
               <fieldset class="customer-fieldset" style="width: 210px;">
                 <legend>{{ labels.downTimeTitle }}</legend>
-                <!-- 原工具信息 -->
+                <!-- 开始时间 -->
                 <el-row>
                   <el-col :span="12">
                     <el-form-item class="customer-item" :label=labels.startTime>
                       <el-date-picker v-model="pageData.reportDate" format="yyyy-MM-dd"
-                                      value-format="yyyy-MM-dd"  style="width: 100px;"></el-date-picker>
+                                      value-format="yyyy-MM-dd" @change="calculateDuration" style="width: 100px;"></el-date-picker>
                     </el-form-item>
                   </el-col>
                   <el-col :span="12">
                     <el-form-item class="customer-item" label=" ">
                       <el-time-picker v-model="pageData.reportTime" format="HH:mm:ss"
-                                      value-format="HH:mm:ss"  style="width: 80px;"></el-time-picker>
+                                      value-format="HH:mm:ss" @change="calculateDuration" style="width: 80px;"></el-time-picker>
                     </el-form-item>
                   </el-col>
                 </el-row>
+                <!-- 结束时间 -->
+                <el-row>
+                  <el-col :span="12">
+                    <el-form-item class="customer-item" :label=labels.endTime>
+                      <el-date-picker v-model="pageData.endDate" format="yyyy-MM-dd"
+                                      value-format="yyyy-MM-dd" @change="calculateDuration" style="width: 100px;"></el-date-picker>
+                    </el-form-item>
+                  </el-col>
+                  <el-col :span="12">
+                    <el-form-item class="customer-item" label=" ">
+                      <el-time-picker v-model="pageData.endTime" format="HH:mm:ss"
+                                      value-format="HH:mm:ss" @change="calculateDuration" style="width: 80px;"></el-time-picker>
+                    </el-form-item>
+                  </el-col>
+                </el-row>
+                <!-- 时长 -->
                 <el-row>
                   <el-col :span="12">
                     <el-form-item class="customer-item" :label=labels.downTimes>
-                      <el-input v-model="pageData.downTimeQty" @blur="changeTimeQty"type="number" style="width: 100px;" ></el-input>
+                      <el-input v-model="pageData.downTimeQty" @blur="changeTimeQty" type="number" style="width: 100px;" ></el-input>
                     </el-form-item>
                   </el-col>
                 </el-row>
@@ -137,6 +153,8 @@ export default {
         oriRmRollNo: '',
         reportDate: '',
         reportTime: '',
+        endDate: '',  // 结束日期（不传后端）
+        endTime: '',  // 结束时间（不传后端）
         downTimeQty: 0,
         consumeQty: 0,
         oriConsumeQty: 0,
@@ -194,6 +212,7 @@ export default {
         bomItemNo: 'BOM序号:',
         downTimeTitle: '停机',
         startTime: '开始时间:',
+        endTime: '结束时间:',
         downTimes: '时长:',
         downTimesMustMoreThanZero: '时长必须大于0!',
         materialRollCantBeNull: '材料卷号不能为空!',
@@ -236,7 +255,13 @@ export default {
           objectId: 'startTime',
           objectType: 'label',
           tableId: '*'
-        },  {
+        }, {
+          functionId: functionId,
+          languageValue: '结束时间:',
+          objectId: 'endTime',
+          objectType: 'label',
+          tableId: '*'
+        }, {
           functionId: functionId,
           languageValue: '时长:',
           objectId: 'downTimes',
@@ -285,6 +310,8 @@ export default {
       //重置时间
       this.pageData.reportDate = this.dayjs(new Date()).format('YYYY-MM-DD');
       this.pageData.reportTime = this.dayjs(new Date()).format('HH:mm:ss');
+      this.pageData.endDate = this.dayjs(new Date()).format('YYYY-MM-DD');
+      this.pageData.endTime = this.dayjs(new Date()).format('HH:mm:ss');
       this.pageData.downTimeQty = 0;
       this.pageData.rmRollNo = '';
        //判断是否启用多语言
@@ -326,6 +353,46 @@ export default {
       }
     },
 
+    /*计算时长（分钟）*/
+    calculateDuration() {
+      // 检查是否所有时间字段都已填写
+      if (!this.pageData.reportDate || !this.pageData.reportTime ||
+          !this.pageData.endDate || !this.pageData.endTime) {
+        return;
+      }
+
+      try {
+        // 构建完整的开始和结束时间字符串
+        const startDateTime = `${this.pageData.reportDate} ${this.pageData.reportTime}`;
+        const endDateTime = `${this.pageData.endDate} ${this.pageData.endTime}`;
+
+        // 转换为时间戳
+        const startTime = this.dayjs(startDateTime);
+        const endTime = this.dayjs(endDateTime);
+
+        // 验证时间有效性
+        if (!startTime.isValid() || !endTime.isValid()) {
+          console.warn('时间格式无效');
+          return;
+        }
+
+        // 计算时间差（分钟）
+        const durationMinutes = endTime.diff(startTime, 'minute');
+
+        // 如果结束时间早于开始时间，提示错误
+        if (durationMinutes < 0) {
+          this.$message.warning('结束时间不能早于开始时间');
+          this.pageData.downTimeQty = 0;
+          return;
+        }
+
+        // 自动设置时长
+        this.pageData.downTimeQty = durationMinutes;
+      } catch (error) {
+        console.error('计算时长失败:', error);
+      }
+    },
+
     /*检查材料卷号的数据*/
     checkRmRollNoBun() {
       //首先判断时间是否超过100毫秒
@@ -367,7 +434,30 @@ export default {
         this.$message.error(this.labels.downTimesMustMoreThanZero);
         return false;
       }
-      connectMaterialRoll(this.pageData).then(({data}) => {
+
+      // 构建提交数据，排除 endDate 和 endTime（这两个字段只用于前端计算，不传给后端）
+      const submitData = {
+        site: this.pageData.site,
+        username: this.pageData.username,
+        orderNo: this.pageData.orderNo,
+        itemNo: this.pageData.itemNo,
+        seqNo: this.pageData.seqNo,
+        rollNo: this.pageData.rollNo,
+        operatorId: this.pageData.operatorId,
+        histSeqNo: this.pageData.histSeqNo,
+        bomItemNo: this.pageData.bomItemNo,
+        rmRollNo: this.pageData.rmRollNo,
+        oriRmRollNo: this.pageData.oriRmRollNo,
+        reportDate: this.pageData.reportDate,
+        reportTime: this.pageData.reportTime,
+        downTimeQty: this.pageData.downTimeQty,
+        consumeQty: this.pageData.consumeQty,
+        oriConsumeQty: this.pageData.oriConsumeQty,
+        totalConsumeQty: this.pageData.totalConsumeQty,
+        checkFlag: this.pageData.checkFlag
+      };
+
+      connectMaterialRoll(submitData).then(({data}) => {
         //判断是否存在异常
         if(data.code == 500){
           this.$message.error(data.msg);