请问mx5 敞篷插销为什么会磨损？

<div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g34/M0A/AD/9C/userphotos/2026/06/07/20/ChxpV2olaxWAbHDNABvQjmTB-fE661.jpg" style="height:320px;width:240px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M01/AF/ED/userphotos/2026/06/07/20/Chto52olaxWAD517AAOBt0L9STw759.jpg" style="height:320px;width:240px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M06/AF/D8/userphotos/2026/06/07/20/ChxpVmolaxWAYoFbABoD7sSlI7w382.jpg" style="height:320px;width:240px"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">我两边的插销都磨了，是关蓬力度的问题吗？有跟我一样问题的车友吗？</div><div layer1="text-e"></div><br />