diff --git a/common/objtoobj.go b/common/objtoobj.go
index f1d3201..d1c1d2d 100644
--- a/common/objtoobj.go
+++ b/common/objtoobj.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"math"
 	"strconv"
+	"strings"
 	"time"
 )
 
@@ -103,7 +104,22 @@ func ObjToTime(obj interface{}, e ...*Error) time.Time {
 	//字符串类型，只支持标准mysql datetime格式
 	if tInt == 0 {
 		tStr := ObjToStr(obj)
-
+		timeNewStr := ""
+		timeNewStrs := strings.Split(tStr, "-")
+		for _, v := range timeNewStrs {
+			if v == "" {
+				continue
+			}
+			if len(v) == 1 {
+				v = "0" + v
+			}
+			if timeNewStr == "" {
+				timeNewStr = v
+				continue
+			}
+			timeNewStr = timeNewStr + "-" + v
+		}
+		tStr = timeNewStr
 		if len(tStr) > 18 {
 			t, e := time.Parse("2006-01-02 15:04:05", tStr)
 			if e == nil {