diff --git a/backend/model/schedule.go b/backend/model/schedule.go
index 8ec065fb..951cb043 100644
--- a/backend/model/schedule.go
+++ b/backend/model/schedule.go
@@ -16,6 +16,7 @@ type Schedule struct {
 	Description string        `json:"description" bson:"description"`
 	SpiderId    bson.ObjectId `json:"spider_id" bson:"spider_id"`
 	NodeId      bson.ObjectId `json:"node_id" bson:"node_id"`
+	NodeKey     string        `json:"node_key" bson:"node_key"`
 	Cron        string        `json:"cron" bson:"cron"`
 	EntryId     cron.EntryID  `json:"entry_id" bson:"entry_id"`
 	Param       string        `json:"param" bson:"param"`
@@ -113,9 +114,17 @@ func AddSchedule(item Schedule) error {
 	s, c := database.GetCol("schedules")
 	defer s.Close()
 
+	node, err := GetNode(item.NodeId)
+	if err != nil {
+		log.Errorf("get node error: %s", err.Error())
+		debug.PrintStack()
+		return nil
+	}
+
 	item.Id = bson.NewObjectId()
 	item.CreateTs = time.Now()
 	item.UpdateTs = time.Now()
+	item.NodeKey = node.Key
 
 	if err := c.Insert(&item); err != nil {
 		debug.PrintStack()
diff --git a/backend/routes/schedule.go b/backend/routes/schedule.go
index b447abb5..4ca245b3 100644
--- a/backend/routes/schedule.go
+++ b/backend/routes/schedule.go
@@ -81,9 +81,9 @@ func PutSchedule(c *gin.Context) {
 	}
 
 	// 如果node_id为空，则置为空ObjectId
-	if item.NodeId == "" {
-		item.NodeId = bson.ObjectIdHex(constants.ObjectIdNull)
-	}
+	//if item.NodeId == "" {
+	//	item.NodeId = bson.ObjectIdHex(constants.ObjectIdNull)
+	//}
 
 	// 更新数据库
 	if err := model.AddSchedule(item); err != nil {
diff --git a/backend/services/node.go b/backend/services/node.go
index 144cdbd8..04cbc0ef 100644
--- a/backend/services/node.go
+++ b/backend/services/node.go
@@ -100,13 +100,13 @@ func handleNodeInfo(key string, data Data) {
 	defer s.Close()
 
 	// 同个key可能因为并发，被注册多次
-	var nodes []model.Node
-	_ = c.Find(bson.M{"key": key}).All(&nodes)
-	if nodes != nil && len(nodes) > 1 {
-		for _, node := range nodes {
-			_ = c.RemoveId(node.Id)
-		}
-	}
+	//var nodes []model.Node
+	//_ = c.Find(bson.M{"key": key}).All(&nodes)
+	//if nodes != nil && len(nodes) > 1 {
+	//	for _, node := range nodes {
+	//		_ = c.RemoveId(node.Id)
+	//	}
+	//}
 
 	var node model.Node
 	if err := c.Find(bson.M{"key": key}).One(&node); err != nil {
diff --git a/backend/services/schedule.go b/backend/services/schedule.go
index 58cdf628..f011f02a 100644
--- a/backend/services/schedule.go
+++ b/backend/services/schedule.go
@@ -17,7 +17,19 @@ type Scheduler struct {
 
 func AddTask(s model.Schedule) func() {
 	return func() {
-		nodeId := s.NodeId
+		node, err := model.GetNodeByKey(s.NodeKey)
+		if err != nil || node.Id.Hex() == "" {
+			log.Errorf("get node by key error: %s", err.Error())
+			debug.PrintStack()
+			return
+		}
+
+		spider := model.GetSpiderByName(s.SpiderName)
+		if spider == nil || spider.Id.Hex() == "" {
+			log.Errorf("get spider by name error: %s", err.Error())
+			debug.PrintStack()
+			return
+		}
 
 		// 生成任务ID
 		id := uuid.NewV4()
@@ -25,8 +37,8 @@ func AddTask(s model.Schedule) func() {
 		// 生成任务模型
 		t := model.Task{
 			Id:       id.String(),
-			SpiderId: s.SpiderId,
-			NodeId:   nodeId,
+			SpiderId: spider.Id,
+			NodeId:   node.Id,
 			Status:   constants.StatusPending,
 			Param:    s.Param,
 		}