diff --git a/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_Common.cs b/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_Common.cs
index 3de90c7..4510737 100644
--- a/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_Common.cs
+++ b/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_Common.cs
@@ -131,7 +131,7 @@ namespace RIZO.Service.PLCBackground.Stations.Into
         /// <param name="productModel">产品型号</param>
         /// <param name="productSN">产品SN</param>
         /// <returns></returns>
-        protected async Task<EntryPermissionResult> checkEntryPermission(string productModel, string productSN, string workstationCode, List<ProcessOperation> processOperations)
+        protected  override async Task<EntryPermissionResult> checkEntryPermission(string productModel, string productSN, string workstationCode, List<ProcessOperation> processOperations)
         {
 
             EntryPermissionResult result = EntryPermissionResult.UnkownException;
diff --git a/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_OP020-2.cs b/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_OP020-2.cs
index 8a17f25..4015b43 100644
--- a/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_OP020-2.cs
+++ b/RIZO.Service/PLCBackground/Stations/Into/PlcIntoStationService_OP020-2.cs
@@ -31,6 +31,130 @@ namespace RIZO.Service.PLCBackground.Stations.Into
         {
             WorkstationCode = "OP020_2";
         }
+
+        /// <summary>
+        /// 校验是否可以进站
+        /// </summary>
+        /// <param name="productModel">产品型号</param>
+        /// <param name="productSN">产品SN</param>
+        /// <returns></returns>
+        protected  async Task<EntryPermissionResult> checkEntryPermission(string productModel, string productSN, string workstationCode, List<ProcessOperation> processOperations)
+        {
+
+            EntryPermissionResult result = EntryPermissionResult.UnkownException;
+
+
+            //2上工位无记录
+
+            //ProcessOperation LastOperation = processOperations.Where(operation => operation.OperationSeq < processOperations.Where(it => it.OperationCode == workstationCode).Select(it => it.OperationSeq).First()).OrderByDescending(operation => operation.OperationSeq).First();
+            int LastOperationSeq = processOperations.Where(operation => operation.OperationCode == workstationCode).Select(operation => operation.LastOperationSeq ?? -1).First();
+            ProcessOperation LastOperation = processOperations.Where(it => it.OperationSeq == LastOperationSeq).First();
+            bool isExistLastOperationRecord = await DbScoped.SugarScope.CopyNew().Queryable<ProductPassStationRecord>()
+                    .Where(it => it.ProductSN == productSN)
+                    .Where(it => it.OperationCode == LastOperation.OperationCode)
+                    .AnyAsync();
+            if (!isExistLastOperationRecord)
+            {
+                return EntryPermissionResult.NoRecordAtPreviousStation;
+            }
+
+            // 3  上工位NG  入站或者出站结果 NG 
+            bool isExistLastOperationNG = await Context.Queryable<ProductPassStationRecord>()
+                              .Where(it => it.ProductSN == productSN)
+                              .Where(it => it.OperationCode == LastOperation.OperationCode)
+                              .Where(it => it.PasstationType == 2 || it.PasstationType == 4)
+                              .Where(it => it.ResultCode != 1)
+                                 .AnyAsync();
+            if (!isExistLastOperationNG)
+            {
+                result = EntryPermissionResult.PreviousStationNG;
+                goto InsertPassrecord;
+            }
+
+
+            //  4  扫码产品型号错误
+            bool isExistproductSN = await Context.Queryable<ProductLifecycle>()
+                .Where(it => it.ProductSN == productSN).AnyAsync();
+
+
+            bool isExistproductSNProducting = await Context.Queryable<ProductLifecycle>()
+                .Where(it => it.ProductSN == productSN && (it.ProductCurrentStatus != 1 && it.ProductCurrentStatus != 3)).AnyAsync();
+            if (!isExistproductSN || !isExistproductSNProducting)
+            {
+                result = EntryPermissionResult.ProductModelError;
+                goto InsertPassrecord;
+            }
+            //6时间超出规定无法生产
+
+
+            //7固化时间未到规定时间
+
+            int LastOperationStandardTime = processOperations.Where(operation => operation.OperationCode == LastOperation.OperationCode)
+                     .Select(operation => operation.StandardTime ?? 0).First();
+
+
+
+            if (LastOperationStandardTime > 0)
+            {
+                // 上一站的入站时间 和本站的请求时间差值
+                DateTime LastInStationTime = await Context.Queryable<ProductPassStationRecord>()
+                                .Where(it => it.ProductSN == productSN)
+                                .Where(it => it.OperationCode == LastOperation.OperationCode)
+                                .Where(it => it.PasstationType == 1)
+                                .MaxAsync(it => it.InStationTime ?? DateTime.MinValue);
+                TimeSpan timeDiff = DateTime.Now - LastInStationTime;
+                double totalSeconds = timeDiff.TotalSeconds;
+                if (totalSeconds < LastOperationStandardTime)
+                {
+                    result = EntryPermissionResult.CuringTimeNotReached;
+                    goto InsertPassrecord;
+                }
+
+            }
+
+            //12  最大重复入站次数
+            int MaxRepeatEntries = processOperations.Where(operation => operation.OperationCode == workstationCode).Select(operation => operation.MaxStationCount ?? 1).First();
+            if (MaxRepeatEntries > 1)
+            {
+                int currentStationEntryCount = await Context.Queryable<ProductPassStationRecord>()
+                    .Where(it => it.ProductSN == productSN)
+                    .Where(it => it.OperationCode == workstationCode)
+                    .Where(it => it.PasstationType == 1)
+                    .CountAsync();
+                if (currentStationEntryCount >= MaxRepeatEntries)
+                {
+                    result = EntryPermissionResult.MaximumRepeatedEntries;
+                    goto InsertPassrecord;
+                }
+            }
+
+            //OK  准许进站
+            result = EntryPermissionResult.AllowIntoStation;
+            goto InsertPassrecord;
+        InsertPassrecord:
+            //插入入站请求Resp过站记录
+            ProductPassStationRecord RespintoStation = new ProductPassStationRecord
+            {
+                ProductSN = productSN,
+                WorkstationCode = WorkstationCode,
+                Routingcode = processOperations?.First()?.FkRoutingCode ?? "",
+                OperationCode = WorkstationCode,
+                OperationName = plcSetting.WorkStationName,
+                ProductionLifeStage = 1, // 1表示生产中
+                PasstationType = 1, // 入站完毕
+                PasstationDescription = "入站完毕Resp",
+                EffectTime = DateTime.Now,
+                InStationTime = DateTime.Now,
+                ResultCode = (int)result,
+                ResultDescription = result.ToString(),
+                CreatedTime = DateTime.Now,
+
+            };
+            await Context.Insertable(RespintoStation).ExecuteCommandAsync();
+
+            return result;
+        }
+
     }
 
 }