<p class="MsoNormal" align="center" style="text-align:center;"><span style="font-family: 宋体; font-size: 14px;">LJJ-4D</span><span style="color: rgb(51, 51, 51); font-family: "Microsoft YaHei", SimHei, sans-serif; font-size: 16px;">型铁道车辆车轮第四种检查器</span></p><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">产品介绍：llj-4d 型车辆车轮第四种检查器（以下简称为“检查器”）用于测量各种型号车辆车轮踏面圆周磨耗、轮缘厚度、轮缘高度、轮辋厚度、轮辋宽度、轮缘垂直磨耗、踏 面擦伤深度和长度、踏面剥离深度和长度、车轮碾宽等参数。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">产品结构：检查器主要由尺身、轮缘高度及踏面磨耗测尺、轮缘厚度测尺、垂直磨耗测尺、轮辋宽度测尺、碾宽测量刻线、定位角铁、定位销、踏面磨耗及轮缘高度测尺锁紧螺钉 、轮辋宽度测尺锁紧螺钉、轮缘厚度测尺锁紧螺钉、轮辋宽度测尺尺框、轮辋厚度测尺等组成。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">操作方法：㈠测量踏面圆周磨耗及轮缘高度</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">1、移动轮辋宽度测尺尺框，使定位销落入销孔内，然后锁紧其锁紧螺钉。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">2、将定位角铁与车轮内侧面密贴，并使轮辋宽度测头与车轮踏面接触。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">3、推动踏面磨耗测尺使其测量面与车轮轮缘接触，以左边游标读取踏面磨耗值，从右边游标读取轮缘高度值。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">㈡测量轮缘厚度及垂直磨耗</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">1、同测量踏面圆周磨耗及轮缘高度的步骤1、2。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">2、推动轮缘厚度测尺使其测量头与轮缘接触，从游标中读取轮缘厚度值。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">3、推动垂直磨耗测尺使其测量头与轮缘接触，如果轮缘厚度测尺上的“0”刻线与垂直磨耗测尺的“0”刻线对齐，则说明轮缘垂直磨耗到限了。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">㈢测量轮辋厚度</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">同踏面圆周磨耗及轮缘高度测量步骤1、2 步，读取轮辋厚度测尺刻线中与轮辋内侧边缘对齐的数值，该数值即为轮辋厚度。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">㈣测量轮辋宽度</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">1、同㈠第1、2 条</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">2、推动轮辋宽度测尺尺框，使其测量头与车轮外侧面贴靠，从游标中读取轮辋宽度值。如果踏面有碾宽，应减去碾宽值。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">㈤测量踏面擦伤深度</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">1、同㈠第2 条。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">2、移动轮辋宽度测尺尺框，使其测头落入擦伤深处，测量此处轮缘高度值记作h1。</div><div style="margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-size: 16px; line-height: 40px; font-family: "Microsoft YaHei", SimHei, sans-serif;">3、测量同一圆周，未擦伤处，轮缘高度值记作h2，擦伤深度为h1- h2的差值。</div>
LLJ-4D型车辆车轮第四种检查器-高清教学版.mp4
