The utility model discloses a groove diameter coaxial gauge with a lifting function. The utility model comprises a dial gauge, which is characterized in that the measuring rod is also provided with upper and lower sleeves on the measuring rod. A straight rod is attached below the dial indicator, and the lower end of the straight rod extends into the upper sleeve and is connected with a dial gauge probe. The upper sleeve is provided with a pin seat, and a handle is arranged on the pin seat, and the upper end of the handle is connected with the upper end of the measuring rod through the upper sleeve. The first spring is arranged between the lower end of the upper sleeve and the lower part of the lower sleeve. Under the lower sleeve, there are upper and lower loopers and fixing sleeves. The lower end of the fixing sleeve has a head screw. There is a second spring around the upper and lower sleeves. The adjacent ends of the upper and lower loopers, the lower loopers and the fixing sleeves are conical ends. There are cages and steel balls between the adjacent conical ends. The fixed sleeve is provided with a radial through hole and a probe. There is a collision avoidance groove in the middle of the probe, and both sides of the cavity and the lower end face of the rod have inclined planes, and the sliding coordination between them is shown. By adopting the utility model, the production cost and work efficiency can be reduced. It is suitable for measuring the coaxiality of circular holes on two groove walls in the same long slot.
【技术实现步骤摘要】
带有收涨功能的槽径同轴度量规
本技术涉及一种同轴度测量装置。具体说,是用来检测同一工件上的两个同轴圆孔的同轴度的检测装置。尤其适用于同一长槽内两个槽壁上的同轴圆孔的同轴度检测。
技术介绍
在汽车零件加工行业都知道,目前,测量同一长槽两个同轴圆孔的同轴度的方法都是传统方法,这种传统方法大都是三坐标方法,采用这种方法需要有三坐标仪。而三坐标仪价格昂贵,使得生产成本较高。又由于采用三坐标方法需在圆孔四周取很多点,并通过计算才能得到圆孔的中心,工作效率低。
技术实现思路
本技术要解决的问题是提供一种带有收涨功能的槽径同轴度量规。采用这种带有收涨功能的槽径同轴度量规来测量同一工件上两个同轴圆孔的同轴度,可降低生产成本,提高工作效率。本技术要解决的上述问题由以下技术方案实现:本技术的带有收涨功能的槽径同轴度量规包括百分表,其特点是还包括测杆,测杆的上段和中段上分别套有上套和下套,上下套间连接在一起。所述百分表为圆形,其下表面中心连有直杆,直杆下端伸入上套内并连有百分表测头。上套外壁上有销座,所述销座含有两个销耳,两个销耳间有手柄。两个销耳之间的上套上有竖向扁孔,手柄里端穿过竖向扁孔后呈活动状连接在测杆上端。上套下端的内圆上有径向内凸台,位于下套内的那段测杆下部有径向外凸台,径向内凸台与径向外凸台间有第一弹簧。下套之下依次有上活套、下活套和固定套,固定套的下端有封头螺钉,上活套与下套四周间有第二弹簧,上下活套的邻端、下活套和固定套的邻端均加工成圆锥端,上下活套邻端的圆锥端间和下活套与固定套邻端的圆锥端间均有保持架及钢球。封头螺钉之上的固定套上有径向通孔,径向通孔内有测头。所述测 ...
【技术保护点】
1.带有收涨功能的槽径同轴度量规,包括百分表,其特征在于还包括测杆,测杆的上段和中段上分别套有上套和下套,上下套间连接在一起;所述百分表为圆形,其下表面中心连有直杆,直杆下端伸入上套内并连有百分表测头;上套外壁上有销座,所述销座含有两个销耳,两个销耳间有手柄;两个销耳之间的上套上有竖向扁孔,手柄里端穿过竖向扁孔后呈活动状连接在测杆上端;上套下端的内圆上有径向内凸台,位于下套内的那段测杆下部有径向外凸台,径向内凸台与径向外凸台间有第一弹簧;下套之下依次有上活套、下活套和固定套,固定套的下端有封头螺钉,上活套与下套四周间有第二弹簧,上下活套的邻端、下活套和固定套的邻端均加工成圆锥端,上下活套邻端的圆锥端间和下活套与固定套邻端的圆锥端间均有保持架及钢球;封头螺钉之上的固定套上有径向通孔,径向通孔内有测头;所述测头为杆状,其中间有避让槽,避让槽内腔一侧有45度斜面;所述测杆下端面为45度面,该45度面与避让槽内的45度斜面间呈滑动配合。
【技术特征摘要】
1.带有收涨功能的槽径同轴度量规,包括百分表,其特征在于还包括测杆,测杆的上段和中段上分别套有上套和下套,上下套间连接在一起;所述百分表为圆形,其下表面中心连有直杆,直杆下端伸入上套内并连有百分表测头;上套外壁上有销座,所述销座含有两个销耳,两个销耳间有手柄;两个销耳之间的上套上有竖向扁孔,手柄里端穿过竖向扁孔后呈活动状连接在测杆上端;上套下端的内圆上有径向内凸台,位于下套内的那段测杆下部有径向外凸台,径向内凸台与径向外凸台间有第一弹簧;下套之下依次有上活套、下活套和固定套,固定套的下端有封头螺钉,上活套与下套四周间有第二弹簧,上下活套的邻端、下活套和固定套的邻端均加工成圆锥端,上下活套邻端的圆锥端间和下活套与固定套邻端的圆锥端间均有保持架及钢球;封头螺钉之上的固定套上有径向通孔,径向通孔内有测头;所述测头为杆状,其中间有避让槽,避让槽内腔一侧有45度斜面;所述测杆下端面为45度面,该45度面与避让槽内的45度斜面间呈滑动配合。2.根据权利要求1所述的带有收涨功能的槽径同轴度量规,其特征在于下活套侧壁上有销孔,与该销孔对应的测杆上有竖向扁槽;所...
【专利技术属性】
技术研发人员:邰震云,王西山,
申请(专利权)人:埃恩精工无锡有限公司,
类型:新型
国别省市:江苏,32
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