diff --git a/src/components/echart/lineChartService.vue b/src/components/echart/lineChartService.vue
index ce5e747..2b38271 100644
--- a/src/components/echart/lineChartService.vue
+++ b/src/components/echart/lineChartService.vue
@@ -121,9 +121,13 @@ export default {
           {
             type: 'value',
             // 坐标轴最大值、最小值、强制设置数据的步长间隔
-            max: 1000,
+            // max: 1000,
             min: 0,
-            interval: 250,
+            max: function(value) {
+              return Math.ceil(value.max + (value.max - value.min) * 0.2)
+            },
+            // interval: 250,
+            splitNumber: 5,
             axisLabel: {
               textStyle: {
                 color: '#fff'