diff --git a/src/main/java/cn/lihongjie/coal/coalWashingDailyAnalysis/service/CoalWashingDailyAnalysisService.java b/src/main/java/cn/lihongjie/coal/coalWashingDailyAnalysis/service/CoalWashingDailyAnalysisService.java
index b8cead4e..02f677f6 100644
--- a/src/main/java/cn/lihongjie/coal/coalWashingDailyAnalysis/service/CoalWashingDailyAnalysisService.java
+++ b/src/main/java/cn/lihongjie/coal/coalWashingDailyAnalysis/service/CoalWashingDailyAnalysisService.java
@@ -17,6 +17,7 @@ import jakarta.annotation.PostConstruct;
 
 import lombok.extern.slf4j.Slf4j;
 
+import org.apache.commons.collections4.CollectionUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.convert.ConversionService;
 import org.springframework.data.domain.Page;
@@ -45,10 +46,25 @@ public class CoalWashingDailyAnalysisService
 
         CoalWashingDailyAnalysisEntity entity = mapper.toEntity(request);
         entity.setOrganizationId(Ctx.currentUser().getOrganizationId());
+        validate(entity);
         this.repository.save(entity);
         return getById(entity.getId());
     }
 
+    private void validate(CoalWashingDailyAnalysisEntity entity) {
+
+
+        if (CollectionUtils.isNotEmpty(entity.getInputItems())){
+            entity.getInputItems().forEach(item -> {
+                if (item.getTime() == null){
+                    throw new BizException("时间不能为空");
+                }
+
+            });
+        }
+
+    }
+
     public CoalWashingDailyAnalysisDto calculate(CreateCoalWashingDailyAnalysisDto request) {
 
         CoalWashingDailyAnalysisEntity entity = mapper.toEntity(request);
@@ -69,6 +85,10 @@ public class CoalWashingDailyAnalysisService
         
         this.mapper.updateEntity(entity, request);
         entity.setOrganizationId(Ctx.currentUser().getOrganizationId());
+
+
+        validate(entity);
+
         this.repository.save(entity);
 
         return getById(entity.getId());