diff --git a/frontend/src/views/worker/WorkerListPage.vue b/frontend/src/views/worker/WorkerListPage.vue
index 4a63c06..075f630 100644
--- a/frontend/src/views/worker/WorkerListPage.vue
+++ b/frontend/src/views/worker/WorkerListPage.vue
@@ -65,7 +65,7 @@
   </div>
 </template>
 <script setup lang="ts">
-import {ref, reactive,onMounted} from 'vue'
+import {ref, reactive, onMounted, watch} from 'vue'
 import {useRouter} from 'vue-router'
 import {ElMessage,ElMessageBox} from 'element-plus'
 import request from '@/utils/request'
@@ -81,6 +81,13 @@ interface MachineItem { id: number; name: string; label: string; deviceCode?: st
 const availableMachines=ref<MachineItem[]>([])
 const query=reactive({isEnabled:undefined as number | undefined,keyword:''})
 const form=reactive({code:'',name:'',machineIds:[] as number[],bindings:[] as Array<{machineId:number,shiftStart:string,shiftEnd:string}>})
+watch(()=>[...form.machineIds], (newIds)=>{
+  const oldIds=form.bindings.map(b=>b.machineId)
+  const added=newIds.filter(id=>!oldIds.includes(id))
+  const removed=oldIds.filter(id=>!newIds.includes(id))
+  form.bindings=form.bindings.filter(b=>!removed.includes(b.machineId))
+  for(const id of added)form.bindings.push({machineId:id,shiftStart:'',shiftEnd:''})
+},{deep:true})
 const workerForm=ref<FormInstance | null>(null)
 // 工号唯一性校验规则
 const rules=reactive({
@@ -101,7 +108,7 @@ rules.code = [{ validator: validateWorkerCode, trigger: 'blur' }]
 function resetQuery(){query.isEnabled=undefined;query.keyword='';loadData()}
 function goDetail(id:number){router.push((isMock.value?'/mock/worker/':'/worker/')+id)}
 async function loadData(){loading.value=true;try{const ps=pagination.value.pageSize;const cp=pagination.value.currentPage;const r: ApiResponse<{ items: Worker[]; total?: number }> = await request.get('/admin/worker',{params:{...query,page:cp,pageSize:ps}});tableData.value=r.data?.items||[];pagination.value.total= r.data?.total ?? (r.data?.items?.length ?? 0)}finally{loading.value=false}}
-function handleAdd(){editingId.value=null;Object.assign(form,{code:'',name:'',machineIds:[]});loadTransferData();dialogVisible.value=true}
+function handleAdd(){editingId.value=null;Object.assign(form,{code:'',name:'',machineIds:[],bindings:[]});loadTransferData();dialogVisible.value=true}
 async function handleEdit(row: Worker){
   editingId.value=row.id
   Object.assign(form,{code:row.code,name:row.name,machineIds:[]})
@@ -126,6 +133,7 @@ async function loadTransferData(workerId?: number){
         const items = rOwn.data?.items ?? []
         ownIds = new Set(items.map((m: any) => m.machineId))
         form.machineIds = items.map((m: any) => m.machineId)
+        form.bindings = items.map((m: any) => ({machineId: m.machineId, shiftStart: m.shiftStart || '', shiftEnd: m.shiftEnd || ''}))
       }catch{}
     }
     // 只保留：未绑定其他工人 或 已绑定当前工人的机床
@@ -134,7 +142,7 @@ async function loadTransferData(workerId?: number){
       .map(m => ({ id: m.id, name: m.name, label: m.name, deviceCode: m.deviceCode, workshopName: m.workshopName, isOnline: m.isOnline, isEnabled: m.isEnabled }))
   }catch{/* 接口不可用时保持为空 */}
 }
-async function handleSubmit(){submitting.value=true;try{const ok = await (workerForm.value?.validate ? new Promise<boolean>((resolve)=>workerForm.value!.validate((valid:boolean)=>resolve(valid))) : Promise.resolve(true)); if(!ok){return} await request[editingId.value?'put':'post'](editingId.value?`/admin/worker/${editingId.value}`:'/admin/worker',{...form});ElMessage.success('保存成功');dialogVisible.value=false;loadData()}finally{submitting.value=false}}
+async function handleSubmit(){submitting.value=true;try{const ok = await (workerForm.value?.validate ? new Promise<boolean>((resolve)=>workerForm.value!.validate((valid:boolean)=>resolve(valid))) : Promise.resolve(true)); if(!ok){return} await request[editingId.value?'put':'post'](editingId.value?`/admin/worker/${editingId.value}`:'/admin/worker',{code:form.code,name:form.name,bindings:form.bindings});ElMessage.success('保存成功');dialogVisible.value=false;loadData()}finally{submitting.value=false}}
 async function handleDelete(row:any){await ElMessageBox.confirm('确定删除【'+row.name+'】？此操作不可恢复。','提示',{type:'warning'});await request.delete(`/admin/worker/${row.id}`);ElMessage.success('已删除');loadData()}
 async function batchStatus(isEnabled:number){await ElMessageBox.confirm('确定对选中的'+selectedRows.value.length+'项操作？','提示',{type:'warning'});for(const id of selectedRows.value.map((r:any)=>r.id)){await request.put(`/admin/worker/${id}/toggle`,{isEnabled})};ElMessage.success('操作成功');loadData()}
 async function handleBatchDelete(){await ElMessageBox.confirm('确定删除选中的'+selectedRows.value.length+'个员工？此操作不可恢复。','提示',{type:'warning'});await request.post('/admin/worker/batch-delete',{ids:selectedRows.value.map((r:any)=>r.id)});ElMessage.success('批量删除成功');loadData()}
diff --git a/src/CncCollector/Core/CollectRecordWriter.cs b/src/CncCollector/Core/CollectRecordWriter.cs
index 0bcee2c..0108ab8 100644
--- a/src/CncCollector/Core/CollectRecordWriter.cs
+++ b/src/CncCollector/Core/CollectRecordWriter.cs
@@ -95,8 +95,9 @@ namespace CncCollector.Core
                                     new
                                     {
                                         r.MachineId,
+                                        WorkerId = r.WorkerId,
                                         CollectTime = r.CollectTime,
-                                        DeviceTime = r.DeviceTime,
+                                        r.DeviceTime,
                                         ProgramName = r.ProgramName ?? (string)null,
                                         PartCount = r.PartCount,
                                         DeviceStatus = r.DeviceStatus ?? (string)null,
@@ -232,6 +233,7 @@ namespace CncCollector.Core
                                     new
                                     {
                                         r.MachineId,
+                                        WorkerId = r.WorkerId,
                                         CollectTime = r.CollectTime,
                                         r.DeviceTime,
                                         ProgramName = r.ProgramName ?? (string)null,
diff --git a/src/CncCollector/Core/ProductionTracker.cs b/src/CncCollector/Core/ProductionTracker.cs
index 174203c..5d45e77 100644
--- a/src/CncCollector/Core/ProductionTracker.cs
+++ b/src/CncCollector/Core/ProductionTracker.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Dapper;
 using MySqlConnector;
 using log4net;
@@ -190,7 +191,7 @@ namespace CncCollector.Core
             public decimal EndTotalCount { get; set; }
         }
 
-        private class WorkerMachine { public int WorkerId; public TimeSpan? ShiftStart; public TimeSpan? ShiftEnd; }
+        private class WorkerMachine { public int WorkerId { get; set; } public TimeSpan? ShiftStart { get; set; } public TimeSpan? ShiftEnd { get; set; } }
 
         public void Dispose() { }
     }
diff --git a/src/CncRepository/Impl/WorkerMachineRepository.cs b/src/CncRepository/Impl/WorkerMachineRepository.cs
index 2b0a2d8..4a67eee 100644
--- a/src/CncRepository/Impl/WorkerMachineRepository.cs
+++ b/src/CncRepository/Impl/WorkerMachineRepository.cs
@@ -12,7 +12,7 @@ namespace CncRepository.Impl
     {
         public WorkerMachineRepository(string connectionString) : base(connectionString) { }
 
-        private const string SelectColumns = @"id as Id, worker_id as WorkerId, machine_id as MachineId, created_at as CreatedAt";
+        private const string SelectColumns = @"id as Id, worker_id as WorkerId, machine_id as MachineId, shift_start as ShiftStart, shift_end as ShiftEnd, created_at as CreatedAt";
 
         public List<WorkerMachine> GetByMachineId(int machineId)
         {
diff --git a/src/CncService/Impl/WorkerService.cs b/src/CncService/Impl/WorkerService.cs
index 5891c65..69e178d 100644
--- a/src/CncService/Impl/WorkerService.cs
+++ b/src/CncService/Impl/WorkerService.cs
@@ -239,8 +239,8 @@ namespace CncService.Impl
             var result = new List<WorkerAvailableMachineItem>();
             foreach (var m in allMachines)
             {
-                var binding = _workerMachineRepository.GetByMachineId(m.Id);
-                if (binding == null)
+                var bindings = _workerMachineRepository.GetByMachineId(m.Id);
+                if (bindings.Count < 2)
                 {
                     result.Add(new WorkerAvailableMachineItem
                     {