diff --git a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/NormalityModel.java b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/NormalityModel.java
new file mode 100644
index 0000000..ddb7232
--- /dev/null
+++ b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/NormalityModel.java
@@ -0,0 +1,23 @@
+package cn.estsh.i3plus.pojo.mes.model;
+
+import io.swagger.annotations.ApiParam;
+import lombok.Data;
+
+/**
+ * @Description : 正态分布处理Model
+ * @Reference :
+ * @Author : jack.jia
+ * @CreateDate : 2019-10-28
+ * @Modify:
+ **/
+@Data
+public class NormalityModel {
+    @ApiParam("节点")
+    double node;
+    @ApiParam("发生频次")
+    int times;
+    @ApiParam("开始节点")
+    double from;
+    @ApiParam("结束节点")
+    double to;
+}
diff --git a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/XrSampleModel.java b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/XrSampleModel.java
new file mode 100644
index 0000000..f1c9cad
--- /dev/null
+++ b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/model/XrSampleModel.java
@@ -0,0 +1,43 @@
+package cn.estsh.i3plus.pojo.mes.model;
+
+import io.swagger.annotations.ApiParam;
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * @Description : 均值极差样本数据
+ * @Reference :
+ * @Author : jack.jia
+ * @CreateDate : 2019-10-28
+ * @Modify:
+ **/
+@Data
+public class XrSampleModel {
+    @ApiParam("样本数量")
+    private int sampleCount;
+    @ApiParam("样本组数")
+    private int groupCount;
+    @ApiParam("每组个数")
+    private int preGroupCount;
+    @ApiParam("A2值")
+    private double a2;
+    @ApiParam("D3值")
+    private double d3;
+    @ApiParam("D4值")
+    private double d4;
+
+    @ApiParam("均值平均数")
+    private double xAver;
+    @ApiParam("均值控制上限")
+    private double xUcl;
+    @ApiParam("均值控制下限")
+    private double xLcl;
+    @ApiParam("极差平均数")
+    private double rAver;
+    @ApiParam("极差控制上限")
+    private double rUcl;
+    @ApiParam("极差控制下限")
+    private double rLcl;
+
+}