diff --git a/src/views/qingAn.vue b/src/views/qingAn.vue
index c9dcf2b..a3adfb5 100644
--- a/src/views/qingAn.vue
+++ b/src/views/qingAn.vue
@@ -37,6 +37,30 @@
         </div>
       </div>
     </div>
+    <div v-if="simulationRateDialogVisible" class="simulation-rate-mask" @click.self="cancelSimulationRateDialog">
+      <div class="simulation-rate-dialog">
+        <div class="simulation-rate-dialog__head">
+          <strong>选择仿真播放倍率</strong>
+          <span>默认 5 倍</span>
+        </div>
+        <div class="simulation-rate-options">
+          <button
+            v-for="rate in autoPlayRates"
+            :key="rate"
+            type="button"
+            class="simulation-rate-option"
+            :class="{ 'simulation-rate-option--active': pendingAutoPlayRate === rate }"
+            @click="selectSimulationRate(rate)"
+          >
+            {{ rate }}x
+          </button>
+        </div>
+        <div class="simulation-rate-dialog__actions">
+          <button type="button" class="simulation-rate-action simulation-rate-action--ghost" @click="cancelSimulationRateDialog">取消</button>
+          <button type="button" class="simulation-rate-action simulation-rate-action--primary" @click="confirmSimulationRate">开始仿真</button>
+        </div>
+      </div>
+    </div>
     <div class="leftLine"></div>
     <div class="rightLine"></div>
 
@@ -275,7 +299,12 @@ export default {
       currentMode: 'DT',
       srcDt: 'http://localhost:10056/',
       srcSm: 'http://localhost:10059/',
+      smIframeBase: 'http://localhost:10059/',
       autoPlayCraftCode: '',
+      autoPlayRates: [0.5, 1, 2, 4, 5, 10],
+      selectedAutoPlayRate: 5,
+      pendingAutoPlayRate: 5,
+      simulationRateDialogVisible: false,
       modeSwitchTimer: null,
       cameraSyncTimer: null,
       iframeReadyTimer: null,
@@ -283,38 +312,38 @@ export default {
       clockTimer: null,
       resizeHandler: null,
       alarmPieChart: null,
-      activeView: 'longRail',
+      activeView: 'overview',
       viewButtons: [
+        { label: '全揽视角', value: 'overview' },
         { label: '加工中心单元视角', value: 'longRail' },
         { label: '车床加工单元视角', value: 'shortRail' },
         { label: '插齿机单元视角', value: 'joint' },
-        { label: '磨床加工单元视角', value: 'grinder' },
-        { label: '全揽视角', value: 'overview' }
+        { label: '磨床加工单元视角', value: 'grinder' }
       ],
       cameraViews: {
         longRail: {
-          target: { x: -5.725619423653396, y: 1.559219531820475, z: -5.23360272959924 },
-          position: { x: -18.7530206850084, y: 1.6376732214652037, z: 15.344064598520557 },
+          target: { x: -7.242748313927699, y: 1.365235845234568, z: -6.193333867630938 },
+          position: { x: -20.270149575282687, y: 1.4436895348793037, z: 14.38433346048873 },
           zoom0: 1
         },
         shortRail: {
-          target: { x: -5.814177085428968, y: 16.255194514605996, z: -5.3456965650308055 },
-          position: { x: -17.571406723801864, y: 16.32599896951042, z: 13.22564819859711 },
+          target: { x: -7.001588883043185, y: 16.262345352657395, z: -6.097455776264499 },
+          position: { x: -18.758818521416032, y: 16.33314980756182, z: 12.473888987363225 },
           zoom0: 1
         },
         joint: {
-          target: { x: 2.7622940494890424, y: 15.83905572715569, z: 0.08552052688719117 },
-          position: { x: -4.6476929900921515, y: 15.883680193065107, z: 11.790099601955712 },
+          target: { x: 1.9482734060133915, y: 15.747678960743341, z: -0.429474906955281 },
+          position: { x: -5.461713633567803, y: 15.792303426652754, z: 11.275104168113232 },
           zoom0: 1
         },
         grinder: {
-          target: { x: -10.128808700176803, y: -15.480679803858136, z: 1.9651555238025413 },
-          position: { x: -21.43448244172167, y: -15.531783203240701, z: 12.347383997813267 },
+          target: { x: -10.691421929972085, y: -15.525894683054275, z: 1.3522782143982923 },
+          position: { x: -21.99709567151696, y: -15.576998082436841, z: 11.73450668840891 },
           zoom0: 1
         },
         overview: {
-          target: { x: -2.4540886878602937, y: -1.7690793306726371, z: -0.104103172990748 },
-          position: { x: -44.67609815729721, y: -1.5148097061598855, z: 38.669527626788486 },
+          target: { x: -4.793874852627955, y: 6.052339186049304, z: -6.403726952169199 },
+          position: { x: -26.23140973687205, y: 33.78061698752333, z: 24.44556028867285 },
           zoom0: 1
         }
       },
@@ -570,8 +599,11 @@ export default {
     const config = window.dt_Config || {}
     this.iframeAddress = config.iframeAddress ? config.iframeAddress : ''
     this.autoPlayCraftCode = config.autoPlayCraftCode || 'E8077755-9B85-46A1-9B8A-85083C00DF26'
+    this.smIframeBase = config.smIframe || this.srcSm
+    this.selectedAutoPlayRate = this.normalizeAutoPlayRate(config.autoPlayRate || this.getAutoPlayRateFromUrl(this.smIframeBase) || 5)
+    this.pendingAutoPlayRate = this.selectedAutoPlayRate
     this.srcDt = this.buildIframeUrl(config.dtIframe || this.srcDt, this.autoPlayCraftCode)
-    this.srcSm = this.buildIframeUrl(config.smIframe || this.srcSm, this.autoPlayCraftCode)
+    this.srcSm = this.buildIframeUrl(this.smIframeBase, this.autoPlayCraftCode, this.selectedAutoPlayRate)
     this.titleText = config.titleText
     this.updateTime()
     this.setScale()
@@ -637,17 +669,44 @@ export default {
         this.syncActiveCamera()
       }
     },
-    buildIframeUrl(baseUrl, craftCode) {
+    buildIframeUrl(baseUrl, craftCode, autoPlayRate) {
       if (!baseUrl) {
         return ''
       }
       let nextUrl = baseUrl
+      if (nextUrl.includes('dmtmode=SM')) {
+        nextUrl = this.withAutoPlayRateParam(nextUrl, this.normalizeAutoPlayRate(autoPlayRate))
+      }
       if (craftCode && nextUrl.includes('autoPlayCraftCode=') && !nextUrl.includes(craftCode)) {
         const separator = nextUrl.endsWith('=') || nextUrl.endsWith('/') ? '' : '/'
         nextUrl = `${nextUrl}${separator}${craftCode}`
       }
       return this.withTransparentParam(nextUrl)
     },
+    getAutoPlayRateFromUrl(url) {
+      const match = String(url || '').match(/[?&]autoPlayRate=([^&#]*)/)
+      return match ? decodeURIComponent(match[1]) : ''
+    },
+    normalizeAutoPlayRate(rate) {
+      const numericRate = Number(rate)
+      return this.autoPlayRates.includes(numericRate) ? numericRate : 5
+    },
+    withAutoPlayRateParam(url, rate) {
+      const value = encodeURIComponent(String(rate))
+      if (url.includes('autoPlayRate=')) {
+        return url.replace(/([?&]autoPlayRate=)[^&#]*/, `$1${value}`)
+      }
+      if (url.includes('autoPlayCraftCode=')) {
+        return url.replace(/([?&])autoPlayCraftCode=/, `$1autoPlayRate=${value}&autoPlayCraftCode=`)
+      }
+      const hashIndex = url.indexOf('#')
+      if (hashIndex > -1) {
+        const separator = url.slice(hashIndex).includes('?') ? '&' : '?'
+        return `${url}${separator}autoPlayRate=${value}`
+      }
+      const separator = url.includes('?') ? '&' : '?'
+      return `${url}${separator}autoPlayRate=${value}`
+    },
     withTransparentParam(url) {
       if (!url || url.includes('transparent=true')) {
         return url
@@ -725,6 +784,22 @@ export default {
       this.switchMode('DT')
     },
     changeSmMode() {
+      this.openSimulationRateDialog()
+    },
+    openSimulationRateDialog() {
+      this.pendingAutoPlayRate = this.selectedAutoPlayRate
+      this.simulationRateDialogVisible = true
+    },
+    selectSimulationRate(rate) {
+      this.pendingAutoPlayRate = this.normalizeAutoPlayRate(rate)
+    },
+    cancelSimulationRateDialog() {
+      this.simulationRateDialogVisible = false
+    },
+    confirmSimulationRate() {
+      this.selectedAutoPlayRate = this.normalizeAutoPlayRate(this.pendingAutoPlayRate)
+      this.srcSm = this.buildIframeUrl(this.smIframeBase, this.autoPlayCraftCode, this.selectedAutoPlayRate)
+      this.simulationRateDialogVisible = false
       this.switchMode('SM')
     },
     initAlarmPieChart() {
@@ -1034,6 +1109,114 @@ body,
   outline: none;
 }
 
+.simulation-rate-mask {
+  position: absolute;
+  inset: 0;
+  z-index: 80;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: rgba(1, 9, 20, 0.58);
+  pointer-events: auto;
+}
+
+.simulation-rate-dialog {
+  width: 430px;
+  padding: 20px 22px 18px;
+  border: 1px solid rgba(114, 232, 255, 0.48);
+  background:
+    linear-gradient(180deg, rgba(19, 55, 82, 0.96), rgba(4, 16, 31, 0.96)),
+    rgba(5, 20, 44, 0.96);
+  box-shadow:
+    inset 0 1px 0 rgba(255, 255, 255, 0.12),
+    inset 0 0 24px rgba(44, 143, 255, 0.18),
+    0 18px 42px rgba(0, 0, 0, 0.48),
+    0 0 28px rgba(114, 232, 255, 0.18);
+}
+
+.simulation-rate-dialog__head {
+  display: flex;
+  align-items: baseline;
+  justify-content: space-between;
+  gap: 12px;
+  margin-bottom: 18px;
+}
+
+.simulation-rate-dialog__head strong {
+  color: #ffffff;
+  font-size: 20px;
+  letter-spacing: 0;
+  text-shadow: 0 0 12px rgba(114, 232, 255, 0.3);
+}
+
+.simulation-rate-dialog__head span {
+  color: #91dfff;
+  font-size: 13px;
+}
+
+.simulation-rate-options {
+  display: grid;
+  grid-template-columns: repeat(3, minmax(0, 1fr));
+  gap: 10px;
+}
+
+.simulation-rate-option,
+.simulation-rate-action {
+  height: 36px;
+  border: 1px solid rgba(111, 224, 255, 0.34);
+  color: #d8f6ff;
+  background:
+    linear-gradient(180deg, rgba(24, 52, 82, 0.82), rgba(5, 17, 30, 0.9)),
+    rgba(6, 25, 53, 0.72);
+  font-family: inherit;
+  font-size: 14px;
+  font-weight: 700;
+  cursor: pointer;
+}
+
+.simulation-rate-option--active {
+  color: #ffffff;
+  border-color: rgba(128, 255, 230, 0.95);
+  background:
+    linear-gradient(180deg, rgba(36, 216, 139, 0.42), rgba(14, 92, 61, 0.7)),
+    rgba(14, 92, 61, 0.52);
+  box-shadow:
+    inset 0 1px 0 rgba(255, 255, 255, 0.18),
+    0 0 18px rgba(36, 216, 139, 0.24);
+}
+
+.simulation-rate-dialog__actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 10px;
+  margin-top: 18px;
+}
+
+.simulation-rate-action {
+  min-width: 96px;
+  padding: 0 18px;
+}
+
+.simulation-rate-action--ghost {
+  color: #b9d8ec;
+  border-color: rgba(160, 180, 194, 0.24);
+  background: rgba(36, 48, 60, 0.48);
+}
+
+.simulation-rate-action--primary {
+  color: #ffffff;
+  border-color: rgba(114, 232, 255, 0.72);
+  background:
+    linear-gradient(90deg, rgba(12, 62, 78, 0.96), rgba(26, 122, 132, 0.88), rgba(12, 62, 78, 0.96)),
+    rgba(4, 20, 35, 0.86);
+  box-shadow: 0 0 18px rgba(75, 245, 209, 0.24);
+}
+
+.simulation-rate-option:focus,
+.simulation-rate-action:focus {
+  outline: none;
+}
+
 .brand-logo {
   display: block;
   width: 300px;