diff --git a/klp-ui/src/api/aps/planDetail.js b/klp-ui/src/api/aps/planDetail.js
index ab94978a..a863c2d5 100644
--- a/klp-ui/src/api/aps/planDetail.js
+++ b/klp-ui/src/api/aps/planDetail.js
@@ -26,6 +26,15 @@ export function addPlanDetail(data) {
   })
 }
 
+// 批量新增排产单明细
+export function addPlanDetailBatch(data) {
+  return request({
+    url: '/aps/planDetail/batch',
+    method: 'post',
+    data: data
+  })
+}
+
 // 修改排产单明细
 export function updatePlanDetail(data) {
   return request({
diff --git a/klp-ui/src/views/aps/planSheet/index.vue b/klp-ui/src/views/aps/planSheet/index.vue
index f52bd75a..1a4da1d6 100644
--- a/klp-ui/src/views/aps/planSheet/index.vue
+++ b/klp-ui/src/views/aps/planSheet/index.vue
@@ -10,6 +10,7 @@
         <div>
           <el-button type="primary" plain @click="handleAdd">新增明细</el-button>
           <el-button type="success" plain @click="handleBatchAdd">批量新增</el-button>
+          <el-button type="info" plain @click="handleImport">导入</el-button>
           <el-button type="danger" plain @click="handleBatchDelete"
             :disabled="selectedRows.length === 0">批量删除</el-button>
           <el-button type="warning" plain @click="handleBatchTransfer"
@@ -60,6 +61,11 @@
         </el-table-column>
 
         <!-- 订单信息 -->
+        <el-table-column label="排产日期" align="center" prop="detailDate" width="120">
+          <template slot-scope="scope">
+            <el-input v-model="scope.row.detailDate" style="background-color: #fff3e6;" />
+          </template>
+        </el-table-column>
         <el-table-column label="订单号" align="center" prop="orderCode" width="200">
           <template slot-scope="scope">
             <el-input v-model="scope.row.orderCode" style="background-color: #fff3e6;">
@@ -491,16 +497,169 @@
           :loading="buttonLoading">确认新增</el-button>
       </div>
     </el-dialog>
+
+    <!-- 导入对话框 -->
+    <el-dialog title="导入排产单明细" :visible.sync="importDialogVisible" width="900px" append-to-body
+      :close-on-click-modal="false" @close="resetImportState">
+      <div class="import-container">
+        <el-steps :active="importStep" align-center finish-status="success">
+          <el-step title="下载模板" description="下载并填写Excel模板" />
+          <el-step title="上传文件" description="选择填好的文件" />
+          <el-step title="校验数据" description="验证数据完整性" />
+          <el-step title="开始导入" description="预览并确认导入" />
+        </el-steps>
+
+        <div class="import-step-content">
+          <!-- Step 0: 下载模板 -->
+          <div v-show="importStep === 0" class="step-body">
+            <div class="step-download">
+              <i class="el-icon-download step-icon"></i>
+              <p>请先下载Excel模板，按格式填写排产单明细数据</p>
+              <el-button type="primary" icon="el-icon-download" @click="downloadTemplate">下载导入模板</el-button>
+            </div>
+          </div>
+
+          <!-- Step 1: 上传文件 -->
+          <div v-show="importStep === 1" class="step-body">
+            <div class="step-upload">
+              <el-upload ref="importUpload" class="custom-upload" drag :auto-upload="false" :show-file-list="false"
+                :on-change="handleImportFileChange" accept=".xlsx,.xls">
+                <div class="upload-zone-body">
+                  <div class="upload-zone-icon">
+                    <i class="el-icon-upload2"></i>
+                  </div>
+                  <p class="upload-zone-title">将文件拖到此处，或<span>点击选择</span></p>
+                  <p class="upload-zone-tip">支持 .xlsx / .xls 格式</p>
+                </div>
+              </el-upload>
+              <div v-if="importFile" class="parse-result" :class="errorList.length > 0 ? 'parse-error' : 'parse-ok'">
+                <div class="parse-result-header">
+                  <i :class="errorList.length > 0 ? 'el-icon-warning' : 'el-icon-circle-check'"></i>
+                  <span class="parse-result-filename">{{ importFile.name }}</span>
+                  <span class="parse-result-count">解析 {{ rawData.length }} 条数据</span>
+                </div>
+                <div v-if="errorList.length > 0" class="error-list">
+                  <el-table :data="errorList" border max-height="150">
+                    <el-table-column prop="rowNum" label="行号" width="80" />
+                    <el-table-column prop="errorMsg" label="错误信息" />
+                  </el-table>
+                </div>
+              </div>
+            </div>
+          </div>
+
+          <!-- Step 2: 校验数据 -->
+          <div v-show="importStep === 2" class="step-body">
+            <div class="step-validate">
+              <p class="step-desc">点击下方按钮校验数据完整性，已解析 {{ rawData.length }} 条数据</p>
+              <el-button type="success" icon="el-icon-check" @click="handleValidateData"
+                :loading="validateLoading" size="medium" style="margin-bottom: 16px">
+                校验数据
+              </el-button>
+              <div v-if="errorList.length > 0" class="error-list">
+                <el-alert :title="'校验失败，共 ' + errorList.length + ' 条错误'" type="error" show-icon :closable="false" style="margin-bottom: 10px" />
+                <el-table :data="errorList" border max-height="200">
+                  <el-table-column prop="rowNum" label="行号" width="80" />
+                  <el-table-column prop="errorMsg" label="错误信息" />
+                </el-table>
+              </div>
+              <div v-if="isValidated && errorList.length === 0" class="validate-ok">
+                <el-alert title="数据校验通过！" type="success" show-icon :closable="false" />
+              </div>
+            </div>
+          </div>
+
+          <!-- Step 3: 预览并导入 -->
+          <div v-show="importStep === 3" class="step-body">
+            <div class="step-import-container">
+              <div class="data-preview">
+                <div class="section-title">数据预览（共 {{ tableData.length }} 条）</div>
+                <el-table :data="tableData" border max-height="280" style="margin-top: 10px">
+                  <el-table-column type="index" label="#" width="50" />
+                  <el-table-column prop="detailDate" label="排产日期" width="100" />
+                  <el-table-column prop="contractCode" label="合同号" width="120" />
+                  <el-table-column prop="deliveryDate" label="交货期" width="100" />
+                  <el-table-column prop="customerName" label="客户名称" width="120" />
+                  <el-table-column prop="productName" label="产品名称" width="100" show-overflow-tooltip />
+                  <el-table-column prop="usageReq" label="客户用途" width="100" show-overflow-tooltip />
+                  <el-table-column prop="productMaterial" label="材质" width="80" />
+                  <el-table-column prop="rollingThick" label="成品厚度" width="80" />
+                  <el-table-column prop="productWidth" label="成品宽度" width="80" />
+                  <el-table-column prop="planWeight" label="数量（吨）" width="90" />
+                  <el-table-column prop="surfaceTreatment" label="表面处理" width="80" />
+                  <el-table-column prop="productPackaging" label="包装要求" width="80" />
+                  <el-table-column prop="remark" label="其他要求" width="120" show-overflow-tooltip />
+                </el-table>
+              </div>
+
+              <div v-if="importStatus === 'processing'" class="import-progress">
+                <el-progress :percentage="importProgress" />
+                <p>正在导入：{{ importedCount }} / {{ totalCount }}</p>
+              </div>
+
+              <div v-if="importStatus === 'finished'" class="import-result">
+                <el-alert :title="'导入完成！共成功导入 ' + importedCount + ' 条数据'" type="success" show-icon :closable="false" />
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+      <div slot="footer" class="dialog-footer">
+        <el-button v-if="importStep > 0" @click="importStep--" :disabled="importStatus === 'processing'">上一步</el-button>
+        <el-button @click="importDialogVisible = false">关闭</el-button>
+        <el-button v-if="importStep === 0" type="primary" @click="downloadTemplate">下载模板</el-button>
+        <el-button v-if="importStep === 0" type="primary" @click="importStep = 1">已下载，下一步</el-button>
+        <el-button v-if="importStep === 1" type="primary" @click="goValidateStep" :disabled="!importFile || rawData.length === 0">
+          下一步
+        </el-button>
+        <el-button v-if="importStep === 2" type="primary" @click="goImportStep" :disabled="!isValidated || errorList.length > 0">
+          下一步
+        </el-button>
+        <el-button v-if="importStep === 3 && importStatus !== 'finished'" type="primary" @click="startImport"
+          :loading="importLoading">
+          开始导入
+        </el-button>
+      </div>
+    </el-dialog>
   </div>
 </template>
 
 <script>
-import { updatePlanDetail, listPlanDetail, addPlanDetail, delPlanDetail } from "@/api/aps/planDetail";
+import * as XLSX from 'xlsx'
+import { updatePlanDetail, listPlanDetail, addPlanDetail, addPlanDetailBatch, delPlanDetail } from "@/api/aps/planDetail";
 import { getPlanSheet, listPlanSheet } from "@/api/aps/planSheet";
 import { listOrder } from '@/api/crm/order';
 import { listOrderItem } from '@/api/crm/orderItem'
 import PlanSheetList from "@/views/aps/planSheet/PlanSheetList.vue";
 
+const TEMPLATE_HEADERS = [
+  '排产日期', '合同号', '交货期', '业务员', '客户名称', '产品名称',
+  '客户用途', '材质', '成品厚度', '成品宽度', '数量（吨）',
+  '厚度范围', '宽度范围', '表面质量', '表面处理', '包装要求',
+  '切边要求', '其他要求'
+]
+
+const HEADER_MAP = {
+  '排产日期': 'detailDate',
+  '合同号': 'contractCode',
+  '交货期': 'deliveryDate',
+  '业务员': 'salesman',
+  '客户名称': 'customerName',
+  '产品名称': 'productName',
+  '客户用途': 'usageReq',
+  '材质': 'productMaterial',
+  '成品厚度': 'rollingThick',
+  '成品宽度': 'productWidth',
+  '数量（吨）': 'planWeight',
+  '厚度范围': 'markCoatThick',
+  '宽度范围': 'productEdgeReq',
+  '表面质量': 'coatingG',
+  '表面处理': 'surfaceTreatment',
+  '包装要求': 'productPackaging',
+  '切边要求': 'widthReq',
+  '其他要求': 'remark'
+}
+
 export default {
   name: "PlanSheet",
   dicts: ['sys_lines'],
@@ -625,6 +784,20 @@ export default {
       selectedRows: [],
       // 是否批量操作（批量转单）
       isBatchTransfer: false,
+      // 导入对话框
+      importDialogVisible: false,
+      importStep: 0,
+      importFile: null,
+      rawData: [],
+      tableData: [],
+      errorList: [],
+      isValidated: false,
+      importProgress: 0,
+      importedCount: 0,
+      totalCount: 0,
+      importStatus: 'idle',
+      validateLoading: false,
+      importLoading: false,
     };
   },
   created() {
@@ -1166,6 +1339,218 @@ export default {
           this.$message.error('批量新增失败');
         });
       });
+    },
+    // 打开导入对话框
+    handleImport() {
+      this.importDialogVisible = true
+      this.resetImportState()
+    },
+    // 重置导入状态
+    resetImportState() {
+      this.importStep = 0
+      this.importFile = null
+      this.rawData = []
+      this.tableData = []
+      this.errorList = []
+      this.isValidated = false
+      this.importProgress = 0
+      this.importedCount = 0
+      this.totalCount = 0
+      this.importStatus = 'idle'
+      this.validateLoading = false
+      this.importLoading = false
+      this.$nextTick(() => {
+        if (this.$refs.importUpload) {
+          this.$refs.importUpload.clearFiles()
+        }
+      })
+    },
+    // 跳转到校验步骤
+    goValidateStep() {
+      if (!this.importFile || this.rawData.length === 0) return
+      this.importStep = 2
+    },
+    // 跳转到导入步骤
+    goImportStep() {
+      if (!this.isValidated || this.errorList.length > 0) return
+      this.importStep = 3
+    },
+    // 下载导入模板
+    downloadTemplate() {
+      const templateData = [
+        TEMPLATE_HEADERS,
+        ['', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '']
+      ]
+      const wb = XLSX.utils.book_new()
+      const ws = XLSX.utils.aoa_to_sheet(templateData)
+      ws['!cols'] = TEMPLATE_HEADERS.map(() => ({ wch: 14 }))
+      XLSX.utils.book_append_sheet(wb, ws, '排产单明细')
+      XLSX.writeFile(wb, '排产单明细导入模板.xlsx')
+    },
+    // 导入文件选择变化
+    handleImportFileChange(file) {
+      this.isValidated = false
+      this.errorList = []
+      this.tableData = []
+      this.importStatus = 'idle'
+      this.importFile = file.raw
+      this.readExcel()
+    },
+    // 读取Excel文件内容
+    readExcel() {
+      if (!this.importFile) return
+      try {
+        const fileReader = new FileReader()
+        fileReader.readAsArrayBuffer(this.importFile)
+        fileReader.onload = (e) => {
+          try {
+            const data = new Uint8Array(e.target.result)
+            const workbook = XLSX.read(data, { type: 'array' })
+            const sheetName = workbook.SheetNames[0]
+            const worksheet = workbook.Sheets[sheetName]
+            const jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1 })
+            this.validateHeaders(jsonData[0])
+            this.rawData = jsonData.slice(1).filter(row => row.some(cell => cell !== undefined && cell !== null && cell !== ''))
+            this.formatExcel()
+            if (this.errorList.length === 0) {
+              this.importStatus = 'parsed'
+              this.$message.success(`成功解析Excel，共读取到 ${this.rawData.length} 条数据`)
+            }
+          } catch (error) {
+            this.errorList = [{ rowNum: 0, errorMsg: '解析Excel失败：' + error.message }]
+          }
+        }
+      } catch (error) {
+        this.errorList = [{ rowNum: 0, errorMsg: '读取文件失败：' + error.message }]
+      }
+    },
+    // 校验表头
+    validateHeaders(headers) {
+      if (headers.length !== TEMPLATE_HEADERS.length) {
+        this.errorList.push({
+          rowNum: 1,
+          errorMsg: `表头列数不匹配，要求${TEMPLATE_HEADERS.length}列，实际${headers.length}列`
+        })
+        return
+      }
+      headers.forEach((header, index) => {
+        if (String(header || '').trim() !== TEMPLATE_HEADERS[index]) {
+          this.errorList.push({
+            rowNum: 1,
+            errorMsg: `第${index + 1}列表头错误，要求："${TEMPLATE_HEADERS[index]}"，实际："${header}"`
+          })
+        }
+      })
+      if (this.errorList.length > 0) {
+        this.$message.error('Excel表头格式不符合要求，请检查！')
+      }
+    },
+    // 格式化Excel数据
+    formatExcel() {
+      this.tableData = []
+      if (this.rawData.length === 0) return
+      const currentMaxSeqNo = this.planDetailList.length > 0
+        ? Math.max(...this.planDetailList.map(item => parseInt(item.bizSeqNo) || 0))
+        : 0
+      this.rawData.forEach((row, index) => {
+        const rowObj = { bizSeqNo: currentMaxSeqNo + index + 1 }
+        TEMPLATE_HEADERS.forEach((header, colIndex) => {
+          const field = HEADER_MAP[header]
+          const cellValue = row[colIndex]
+          if (cellValue !== undefined && cellValue !== null && cellValue !== '') {
+            rowObj[field] = String(cellValue).trim()
+          }
+        })
+        this.tableData.push(rowObj)
+      })
+    },
+    // 校验数据
+    handleValidateData() {
+      if (this.validateLoading) return
+      if (this.rawData.length === 0) {
+        this.$message.warning('暂无数据可校验')
+        return
+      }
+      this.validateLoading = true
+      this.errorList = []
+      try {
+        this.tableData.forEach((row, i) => {
+          const rowNum = i + 2
+          if (!row.contractCode || row.contractCode.trim() === '') {
+            this.errorList.push({ rowNum, errorMsg: '合同号不能为空' })
+          }
+          if (!row.customerName || row.customerName.trim() === '') {
+            this.errorList.push({ rowNum, errorMsg: '客户名称不能为空' })
+          }
+          if (!row.productName || row.productName.trim() === '') {
+            this.errorList.push({ rowNum, errorMsg: '产品名称不能为空' })
+          }
+          if (!row.productMaterial || row.productMaterial.trim() === '') {
+            this.errorList.push({ rowNum, errorMsg: '材质不能为空' })
+          }
+          if (row.planWeight && isNaN(Number(row.planWeight))) {
+            this.errorList.push({ rowNum, errorMsg: '数量（吨）必须是数字' })
+          }
+        })
+        this.isValidated = true
+        if (this.errorList.length > 0) {
+          this.$message.error(`数据校验失败，共 ${this.errorList.length} 条错误`)
+        } else {
+          this.$message.success('数据校验通过，可以开始导入')
+          this.importStep = 3
+        }
+      } catch (error) {
+        this.errorList.push({ rowNum: 0, errorMsg: '校验数据时发生错误：' + error.message })
+      } finally {
+        this.validateLoading = false
+      }
+    },
+    // 开始导入
+    startImport() {
+      if (this.importLoading) return
+      if (!this.isValidated) {
+        this.$message.warning('请先校验数据')
+        return
+      }
+      if (this.errorList.length > 0) {
+        this.$message.warning('请先修正校验错误后再导入')
+        return
+      }
+      if (this.tableData.length === 0) {
+        this.$message.warning('暂无数据可导入')
+        return
+      }
+      this.$confirm(`确认导入 ${this.tableData.length} 条排产单明细？`, '导入确认', {
+        confirmButtonText: '确认导入',
+        cancelButtonText: '取消',
+        type: 'warning'
+      }).then(() => {
+        this.doImport()
+      }).catch(() => {})
+    },
+    // 执行导入
+    doImport() {
+      this.importLoading = true
+      this.importStatus = 'processing'
+      this.totalCount = this.tableData.length
+      this.importedCount = 0
+      this.importProgress = 0
+      const boList = this.tableData.map(row => ({
+        ...row,
+        planSheetId: this.currentPlanSheetId
+      }))
+      addPlanDetailBatch(boList).then(() => {
+        this.importedCount = this.totalCount
+        this.importProgress = 100
+        this.importStatus = 'finished'
+        this.$message.success(`导入完成！共成功导入 ${this.importedCount} 条数据`)
+        this.getList()
+      }).catch(error => {
+        this.importStatus = 'idle'
+        this.$message.error('导入失败：' + (error.message || '未知错误'))
+      }).finally(() => {
+        this.importLoading = false
+      })
     }
   }
 };
@@ -1259,4 +1644,211 @@ export default {
   margin-bottom: 15px;
   color: #303133;
 }
+
+.import-container {
+  padding: 10px 0;
+}
+
+.import-step-content {
+  margin-top: 24px;
+  min-height: 320px;
+}
+
+.step-body {
+  padding: 20px 0;
+}
+
+.step-download {
+  text-align: center;
+  padding: 40px 0;
+}
+
+.step-download .step-icon {
+  font-size: 48px;
+  color: #409eff;
+  margin-bottom: 16px;
+}
+
+.step-download p {
+  font-size: 14px;
+  color: #606266;
+  margin-bottom: 20px;
+}
+
+.step-upload {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+}
+
+.custom-upload {
+  width: 100%;
+}
+
+.custom-upload ::v-deep .el-upload {
+  width: 100%;
+}
+
+.custom-upload ::v-deep .el-upload-dragger {
+  width: 100%;
+  height: auto;
+  padding: 40px 20px;
+  border: 2px dashed #dcdfe6;
+  border-radius: 8px;
+  background: #fafbfc;
+  transition: all .3s ease;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.custom-upload ::v-deep .el-upload-dragger:hover {
+  border-color: #409eff;
+  background: #ecf5ff;
+}
+
+.custom-upload ::v-deep .el-upload-dragger.is-dragover {
+  border-color: #409eff;
+  background: #ecf5ff;
+  box-shadow: 0 0 0 3px rgba(64, 158, 255, 0.15);
+}
+
+.upload-zone-body {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 8px;
+}
+
+.upload-zone-icon {
+  width: 64px;
+  height: 64px;
+  border-radius: 50%;
+  background: linear-gradient(135deg, #ecf5ff 0%, #d9ecff 100%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin-bottom: 8px;
+}
+
+.upload-zone-icon i {
+  font-size: 28px;
+  color: #409eff;
+}
+
+.upload-zone-title {
+  font-size: 15px;
+  color: #606266;
+  margin: 0;
+}
+
+.upload-zone-title span {
+  color: #409eff;
+  cursor: pointer;
+}
+
+.upload-zone-tip {
+  font-size: 12px;
+  color: #c0c4cc;
+  margin: 0;
+}
+
+.parse-result {
+  width: 100%;
+  margin-top: 16px;
+  border-radius: 8px;
+  overflow: hidden;
+}
+
+.parse-result-header {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  padding: 12px 16px;
+  font-size: 13px;
+}
+
+.parse-result-header i {
+  font-size: 18px;
+}
+
+.parse-result-filename {
+  font-weight: 500;
+  flex: 1;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.parse-result-count {
+  white-space: nowrap;
+  font-weight: 500;
+}
+
+.parse-result.parse-ok {
+  border: 1px solid #b7eb8f;
+}
+
+.parse-result.parse-ok .parse-result-header {
+  background: #f6ffed;
+  color: #52c41a;
+}
+
+.parse-result.parse-ok i {
+  color: #52c41a;
+}
+
+.parse-result.parse-error {
+  border: 1px solid #ffa39e;
+}
+
+.parse-result.parse-error .parse-result-header {
+  background: #fff1f0;
+  color: #f5222d;
+}
+
+.parse-result.parse-error i {
+  color: #f5222d;
+}
+
+.step-validate {
+  padding: 0 40px;
+  text-align: center;
+}
+
+.step-validate .step-desc {
+  font-size: 14px;
+  color: #606266;
+  margin-bottom: 16px;
+}
+
+.validate-ok {
+  margin-top: 16px;
+}
+
+.step-import-container {
+  padding: 0;
+}
+
+.error-list {
+  margin-top: 16px;
+}
+
+.data-preview {
+  margin-top: 0;
+}
+
+.import-progress {
+  margin-top: 20px;
+  text-align: center;
+}
+
+.import-progress p {
+  margin-top: 8px;
+  color: #606266;
+}
+
+.import-result {
+  margin-top: 20px;
+}
 </style>