diff --git a/src/api/mes/plan/index.ts b/src/api/mes/plan/index.ts
index eb1abd67..9ac2b2b3 100644
--- a/src/api/mes/plan/index.ts
+++ b/src/api/mes/plan/index.ts
@@ -28,6 +28,23 @@ export interface PlanVO {
   passRate: number
 }
 
+export interface DevicePlanGanttPlanVO {
+  planId: number
+  planStartTime: string
+  planEndTime: string
+  latestStartTime: string
+  planNumber: number
+  productName: string
+  deviceName: string
+}
+
+export interface DevicePlanGanttRespVO {
+  deviceId: number
+  deviceName: string
+  deviceCode: string
+  plans: DevicePlanGanttPlanVO[]
+}
+
 // 生产计划 API
 export const PlanApi = {
   // 查询生产计划分页
@@ -119,5 +136,8 @@ export const PlanApi = {
   },
 	getLastSevenDaysCompletedCount: async (params?: any) => {
 		return await request.get({ url: `/mes/plan/getLastSevenDaysCompletedCount`, params })
+  },
+  getGanttByDevice: async (params: { startTime: string; endTime: string }) => {
+    return await request.get<DevicePlanGanttRespVO[]>({ url: `/mes/plan/gantt-by-device`, params })
   }
 }
diff --git a/src/views/mes/ganttChart/index.vue b/src/views/mes/ganttChart/index.vue
new file mode 100644
index 00000000..daf8c4fd
--- /dev/null
+++ b/src/views/mes/ganttChart/index.vue
@@ -0,0 +1,407 @@
+<template>
+  <ContentWrap>
+    <el-form ref="queryFormRef" :model="queryParams" :inline="true" label-width="auto">
+      <el-form-item label="查询时间" prop="range">
+        <el-date-picker
+          v-model="queryRange"
+          type="datetimerange"
+          value-format="YYYY-MM-DD HH:mm:ss"
+          range-separator="-"
+          start-placeholder="开始时间"
+          end-placeholder="结束时间"
+          class="!w-360px"
+        />
+      </el-form-item>
+      <el-form-item>
+        <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" />查询</el-button>
+        <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" />重置</el-button>
+      </el-form-item>
+    </el-form>
+  </ContentWrap>
+  <ContentWrap>
+    <div v-loading="loading" class="gantt-page-wrap">
+      <div ref="ganttContainerRef" class="gantt-chart-container"></div>
+      <div class="gantt-detail-panel">
+        <div class="gantt-detail-title">设备信息</div>
+        <el-descriptions v-if="activeDevice" :column="1" border size="small">
+          <el-descriptions-item label="设备名称">{{ activeDevice.deviceName || '-' }}</el-descriptions-item>
+          <el-descriptions-item label="设备编码">{{ activeDevice.deviceCode || '-' }}</el-descriptions-item>
+          <el-descriptions-item label="计划条数">{{ activeDevice.plans?.length ?? 0 }}</el-descriptions-item>
+        </el-descriptions>
+        <el-empty v-else description="暂无设备计划" :image-size="80" />
+        <div class="gantt-plan-list-title">计划明细</div>
+        <div class="gantt-plan-list">
+          <div
+            v-for="(plan, index) in activeDevice?.plans ?? []"
+            :key="`${activeDevice?.deviceId}-${plan.planId}-${index}`"
+            class="gantt-plan-item"
+          >
+            <div>计划ID：{{ plan.planId ?? '-' }}</div>
+            <div>产品：{{ plan.productName ?? '-' }}</div>
+            <div>计划数量：{{ plan.planNumber ?? '-' }}</div>
+            <div>开始：{{ plan.planStartTimeStr || '-' }}</div>
+            <div>结束：{{ plan.planEndTimeStr || '-' }}</div>
+            <div>最晚开工：{{ plan.latestStartTimeStr || '-' }}</div>
+          </div>
+        </div>
+      </div>
+    </div>
+  </ContentWrap>
+</template>
+
+<script setup lang="ts">
+import { DevicePlanGanttRespVO, PlanApi } from '@/api/mes/plan'
+import dayjs from 'dayjs'
+import { gantt } from 'dhtmlx-gantt'
+import 'dhtmlx-gantt/codebase/dhtmlxgantt.css'
+
+defineOptions({ name: 'MesGanttChart' })
+
+type DevicePlanView = DevicePlanGanttRespVO & {
+  plans: (DevicePlanGanttRespVO['plans'][number] & {
+    planStartTimeStr: string
+    planEndTimeStr: string
+    latestStartTimeStr: string
+  })[]
+}
+
+const loading = ref(false)
+const queryFormRef = ref()
+const ganttContainerRef = ref<HTMLDivElement>()
+const ganttEventIds = ref<string[]>([])
+const scheduleList = ref<DevicePlanView[]>([])
+const activeDevice = ref<DevicePlanView>()
+
+const buildDefaultRange = () => {
+  const start = dayjs().startOf('day')
+  const end = start.add(7, 'day').endOf('day')
+  return [start.format('YYYY-MM-DD HH:mm:ss'), end.format('YYYY-MM-DD HH:mm:ss')]
+}
+
+const queryRange = ref<string[]>(buildDefaultRange())
+const queryParams = reactive({
+  startTime: queryRange.value[0],
+  endTime: queryRange.value[1]
+})
+
+const getGlobalDateRange = (devices: DevicePlanView[]) => {
+  const allPlans = devices.flatMap((item) => item.plans ?? [])
+  const starts = allPlans.map((item) => dayjs(item.planStartTime).valueOf()).filter((item) => Number.isFinite(item))
+  const ends = allPlans.map((item) => dayjs(item.planEndTime).valueOf()).filter((item) => Number.isFinite(item))
+  if (!starts.length || !ends.length) {
+    const now = Date.now()
+    return {
+      start: now,
+      end: now + 7 * 24 * 60 * 60 * 1000
+    }
+  }
+  return {
+    start: Math.min(...starts),
+    end: Math.max(...ends)
+  }
+}
+
+const formatGanttDate = (value: string) => {
+  const date = dayjs(value)
+  if (!date.isValid()) return undefined
+  return date.format('YYYY-MM-DD HH:mm')
+}
+
+const formatDetailDate = (value: string) => {
+  const date = dayjs(value)
+  if (!date.isValid()) return '-'
+  return date.format('YYYY-MM-DD HH:mm:ss')
+}
+
+const getDeviceTaskRangeByChildren = (planTasks: { start_date: string; end_date: string }[]) => {
+  const starts = planTasks.map((item) => dayjs(item.start_date)).filter((item) => item.isValid())
+  const ends = planTasks.map((item) => dayjs(item.end_date)).filter((item) => item.isValid())
+  if (!starts.length || !ends.length) return undefined
+  const earliestStart = starts.reduce((min, current) => (current.valueOf() < min.valueOf() ? current : min))
+  const latestEnd = ends.reduce((max, current) => (current.valueOf() > max.valueOf() ? current : max))
+  const duration = Math.max(latestEnd.endOf('day').diff(earliestStart.startOf('day'), 'day') + 1, 1)
+  return {
+    start_date: earliestStart.toDate(),
+    end_date: latestEnd.toDate(),
+    duration
+  }
+}
+
+const buildGanttData = (devices: DevicePlanView[]) => {
+  const tasks: any[] = []
+  const links: any[] = []
+  let linkIndex = 1
+
+  devices.forEach((device) => {
+    const deviceId = `device-${device.deviceId}`
+    const plans = (device.plans ?? []).map((plan) => ({
+      ...plan,
+      _start: dayjs(plan.planStartTime),
+      _end: dayjs(plan.planEndTime)
+    }))
+    const validPlans = plans
+      .filter((plan) => plan._start.isValid() && plan._end.isValid())
+      .sort((a, b) => a._start.valueOf() - b._start.valueOf())
+    const firstPlan = validPlans[0]
+    const deviceRange = getDeviceTaskRangeByChildren(
+      validPlans.map((item) => ({
+        start_date: item.planStartTime,
+        end_date: item.planEndTime
+      }))
+    )
+
+    tasks.push({
+      id: deviceId,
+      text: `${device.deviceName ?? '-'}`,
+      start_date: formatGanttDate(deviceRange?.start_date ? dayjs(deviceRange.start_date).toISOString() : firstPlan?.planStartTime),
+      end_date: formatGanttDate(deviceRange?.end_date ? dayjs(deviceRange.end_date).toISOString() : firstPlan?.planEndTime),
+      duration: deviceRange?.duration ?? 1,
+      parent: 0,
+      progress: 0,
+      open: true,
+      readonly: true,
+      _deviceData: device
+    })
+
+    let previousPlanTaskId: string | null = null
+    validPlans.forEach((plan, index) => {
+      const startDate = formatGanttDate(plan.planStartTime)
+      const endDate = formatGanttDate(plan.planEndTime)
+      const duration = Math.max(plan._end.endOf('day').diff(plan._start.startOf('day'), 'day') + 1, 1)
+      if (!startDate || !endDate) return
+      const planTaskId = `plan-${device.deviceId}-${plan.planId ?? index}-${index}`
+      tasks.push({
+        id: planTaskId,
+        text: `${plan.productName ?? '-'} / 数量: ${plan.planNumber ?? '-'}`,
+        start_date: startDate,
+        end_date: endDate,
+        duration,
+        parent: deviceId,
+        progress: 0,
+        readonly: true,
+        _planData: plan,
+        _deviceData: device
+      })
+      if (previousPlanTaskId) {
+        links.push({
+          id: `link-${linkIndex++}`,
+          source: previousPlanTaskId,
+          target: planTaskId,
+          type: '0'
+        })
+      }
+      previousPlanTaskId = planTaskId
+    })
+  })
+  return { data: tasks, links }
+}
+
+const destroyGantt = () => {
+  ganttEventIds.value.forEach((eventId) => gantt.detachEvent(eventId))
+  ganttEventIds.value = []
+  gantt.clearAll()
+}
+
+const initGantt = () => {
+  if (!ganttContainerRef.value) return
+  destroyGantt()
+
+  gantt.plugins({ tooltip: true })
+  gantt.config.readonly = true
+  gantt.config.drag_move = false
+  gantt.config.drag_links = false
+  gantt.config.drag_progress = false
+  gantt.config.drag_resize = false
+  gantt.config.order_branch = false
+  gantt.config.order_branch_free = false
+  gantt.config.details_on_dblclick = false
+  gantt.config.show_progress = false
+  gantt.config.row_height = 40
+  gantt.config.scale_height = 44
+  gantt.config.xml_date = '%Y-%m-%d %H:%i'
+  gantt.config.task_height = 24
+
+  gantt.config.columns = [
+    {
+      name: 'text',
+      label: '任务名称',
+      tree: true,
+      width: '*',
+      min_width: 240
+    },
+    {
+      name: 'start_date',
+      label: '开始时间',
+      align: 'center',
+      width: 180,
+      template: (task: any) => formatDetailDate(task.start_date)
+    },
+    {
+      name: 'duration',
+      label: '天数',
+      align: 'center',
+      width: 70,
+      template: (task: any) => String(task.duration ?? 0)
+    }
+  ]
+
+  gantt.config.scales = [
+    { unit: 'month', step: 1, format: (date) => dayjs(date).format('YYYY年M月') },
+    { unit: 'day', step: 1, format: (date) => dayjs(date).format('MM-DD') }
+  ]
+
+  gantt.templates.task_class = (_start, _end, task: any) => (task?._planData ? 'gantt-plan-task' : '')
+  gantt.templates.tooltip_text = (start, end, task: any) => {
+    const plan = task._planData
+    if (plan) {
+      return `
+        <div>产品：${plan.productName ?? '-'}</div>
+        <div>数量：${plan.planNumber ?? '-'}</div>
+        <div>开始：${dayjs(start).format('YYYY-MM-DD HH:mm:ss')}</div>
+        <div>结束：${dayjs(end).format('YYYY-MM-DD HH:mm:ss')}</div>
+      `
+    }
+    const device = task._deviceData
+    return `
+      <div>设备：${device?.deviceName ?? '-'}</div>
+      <div>计划条数：${device?.plans?.length ?? 0}</div>
+    `
+  }
+
+  const globalRange = getGlobalDateRange(scheduleList.value)
+  gantt.config.start_date = dayjs(globalRange.start).startOf('day').toDate()
+  gantt.config.end_date = dayjs(globalRange.end).endOf('day').toDate()
+  gantt.init(ganttContainerRef.value)
+
+  const ganttData = buildGanttData(scheduleList.value)
+  gantt.parse(ganttData)
+  if (ganttData.data.length) {
+    activeDevice.value = ganttData.data[0]._deviceData
+    gantt.showDate(gantt.config.start_date)
+  } else {
+    activeDevice.value = undefined
+  }
+
+  const clickEventId = gantt.attachEvent('onTaskClick', (id) => {
+    const task = gantt.getTask(id)
+    activeDevice.value = task?._deviceData
+    return true
+  })
+  ganttEventIds.value.push(clickEventId)
+}
+
+const mapScheduleList = (list: DevicePlanGanttRespVO[]) =>
+  (Array.isArray(list) ? list : []).map((device) => ({
+    ...device,
+    plans: (device.plans ?? []).map((plan) => ({
+      ...plan,
+      planStartTimeStr: formatDetailDate(plan.planStartTime),
+      planEndTimeStr: formatDetailDate(plan.planEndTime),
+      latestStartTimeStr: formatDetailDate(plan.latestStartTime)
+    }))
+  }))
+
+const getList = async () => {
+  loading.value = true
+  try {
+    const data = await PlanApi.getGanttByDevice({
+      startTime: queryParams.startTime,
+      endTime: queryParams.endTime
+    })
+    scheduleList.value = mapScheduleList(data)
+    await nextTick()
+    initGantt()
+  } finally {
+    loading.value = false
+  }
+}
+
+const handleQuery = () => {
+  const [startTime, endTime] = Array.isArray(queryRange.value) ? queryRange.value : []
+  queryParams.startTime = startTime || ''
+  queryParams.endTime = endTime || ''
+  getList()
+}
+
+const resetQuery = () => {
+  queryFormRef.value?.resetFields()
+  queryRange.value = buildDefaultRange()
+  queryParams.startTime = queryRange.value[0]
+  queryParams.endTime = queryRange.value[1]
+  getList()
+}
+
+onMounted(() => {
+  handleQuery()
+})
+
+onBeforeUnmount(() => {
+  destroyGantt()
+})
+</script>
+
+<style scoped>
+.gantt-page-wrap {
+  display: flex;
+  width: 100%;
+  gap: 12px;
+}
+
+.gantt-chart-container {
+  flex: 1;
+  min-width: 0;
+  height: calc(100vh - 320px);
+  min-height: 640px;
+  border: 1px solid var(--el-border-color);
+  border-radius: 4px;
+  overflow: hidden;
+}
+
+.gantt-detail-panel {
+  width: 320px;
+  flex: 0 0 320px;
+}
+
+.gantt-detail-title {
+  margin-bottom: 10px;
+  font-weight: 600;
+}
+
+.gantt-plan-list-title {
+  margin-top: 14px;
+  margin-bottom: 10px;
+  font-weight: 600;
+}
+
+.gantt-plan-list {
+  max-height: calc(100vh - 420px);
+  min-height: 240px;
+  overflow: auto;
+  border: 1px solid var(--el-border-color);
+  border-radius: 4px;
+  padding: 8px;
+}
+
+.gantt-plan-item {
+  padding: 8px;
+  border-radius: 4px;
+  background: var(--el-fill-color-light);
+}
+
+.gantt-plan-item + .gantt-plan-item {
+  margin-top: 8px;
+}
+
+.gantt-chart-container :deep(.gantt_grid_data .gantt_row) {
+  font-weight: 600;
+}
+
+.gantt-chart-container :deep(.gantt_task_line.gantt-plan-task) {
+  background: #409eff;
+  border-color: #409eff;
+}
+
+.gantt-chart-container :deep(.gantt_task_line.gantt-plan-task .gantt_task_content) {
+  color: #ffffff;
+}
+</style>