CN103673953B - Concentric concentrator - Google Patents
Concentric concentrator Download PDFInfo
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- CN103673953B CN103673953B CN201210339365.8A CN201210339365A CN103673953B CN 103673953 B CN103673953 B CN 103673953B CN 201210339365 A CN201210339365 A CN 201210339365A CN 103673953 B CN103673953 B CN 103673953B
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- 238000009434 installation Methods 0.000 claims description 38
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- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
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Abstract
本发明提供了一种同心集线器，包括主体。所述主体内部具有腔体以及位于X-Y平面的环形槽，所述环形槽的截面为半球形，且所述环形槽与所述腔体相连通，以容纳X方向传感器和Y方向传感器的安装球；所述主体顶部具有安装孔以及与安装孔连通的安装槽，所述安装孔与所述环形槽连通；所述主体的侧部具有弧形导轨，所述弧形导轨与所述环形槽同圆心，并与所述腔体连通。所述主体内部还具有半球形凹槽，所述半球形凹槽的球心位于所述弧形导轨所在圆的圆心，且所述半球形凹槽与所述腔体相连通，以容纳Z方向传感器的安装球。
The invention provides a concentric hub including a main body. The inside of the main body has a cavity and an annular groove on the XY plane. The cross section of the annular groove is hemispherical, and the annular groove communicates with the cavity to accommodate the installation balls of the X-direction sensor and the Y-direction sensor. The top of the main body has a mounting hole and a mounting groove communicated with the mounting hole, the mounting hole communicates with the annular groove; the side of the main body has an arc-shaped guide rail, and the arc-shaped guide rail is the same as the annular groove The center of the circle and communicates with the cavity. There is also a hemispherical groove inside the main body, the center of the hemispherical groove is located at the center of the circle where the arc guide rail is located, and the hemispherical groove communicates with the cavity to accommodate the Z direction Sensor mounting ball.
Description
技术领域 technical field
本发明涉及拉线位移传感器动态测量的安装，尤其涉及一种同心集线器。The invention relates to the installation of the dynamic measurement of the cable displacement sensor, in particular to a concentric hub.
背景技术 Background technique
目前，拉线位移传感器的通常安装方法为三根线固定到同一个孔上面，，且随着测点的运动，线的方向一直在变，致使三根线的测点不能统计在一个点上，无法保证测点一致性。At present, the usual installation method of the pull wire displacement sensor is that three wires are fixed to the same hole, and with the movement of the measuring point, the direction of the wire is always changing, so that the measuring points of the three wires cannot be counted at one point, which cannot be guaranteed. Measuring point consistency.
因此，亟需一种能保证运动过程中测点一致性的同心集线器。Therefore, there is an urgent need for a concentric hub that can ensure the consistency of measuring points during motion.
发明内容 Contents of the invention
为了保证测点的一致性，本发明提供了一种同心集线器，利用球体转动过程中同圆心达到动态测量的统一性，实现了同心固定线束的可能，而且结构简单、可靠、通用性强。In order to ensure the consistency of measuring points, the invention provides a concentric hub, which achieves the uniformity of dynamic measurement by using the concentric center during the rotation of the sphere, realizes the possibility of concentrically fixing the wiring harness, and has a simple structure, reliability and strong versatility.
在一个实施例中，本发明提供了一种同心集线器。该同心集线器包括主体，其特征在于：In one embodiment, the invention provides a concentric hub. The concentric hub includes a body characterized by:
所述主体内部具有腔体以及位于X-Y平面的环形槽，所述环形槽的截面为半球形，且所述环形槽与所述腔体相连通，以容纳X方向传感器和Y方向传感器的安装球；The inside of the main body has a cavity and an annular groove on the X-Y plane. The section of the annular groove is hemispherical, and the annular groove communicates with the cavity to accommodate the installation balls of the X-direction sensor and the Y-direction sensor. ;
所述主体顶部具有安装孔以及与安装孔连通的安装槽，所述安装孔与所述环形槽连通；The top of the main body has an installation hole and an installation groove communicating with the installation hole, and the installation hole communicates with the annular groove;
所述主体的侧部具有弧形导轨，所述弧形导轨与所述环形槽同圆心，并与所述腔体连通，其中，X方向传感器和Y方向传感器的安装球经所述安装孔安置到所述弧形导轨上；X方向传感器的线和Y方向传感器的线经所述安装槽安装在弧形导轨外侧；The side of the main body has an arc-shaped guide rail, which is concentric with the annular groove and communicates with the cavity, wherein the installation balls of the X-direction sensor and the Y-direction sensor are placed through the installation holes to the arc-shaped guide rail; the wires of the X-direction sensor and the Y-direction sensor are installed on the outside of the arc-shaped guide rail through the installation groove;
所述主体内部还具有半球形凹槽，所述半球形凹槽的球心位于所述弧形导轨所在圆的圆心，且所述半球形凹槽与所述腔体相连通，以容纳Z方向传感器的安装球。在一个实施例中，所述X方向传感器和所述Y方向传感器的测点均指向所述弧形导轨所在圆的圆心。There is also a hemispherical groove inside the main body, the center of the hemispherical groove is located at the center of the circle where the arc guide rail is located, and the hemispherical groove communicates with the cavity to accommodate the Z direction Sensor mounting ball. In one embodiment, the measuring points of the X-direction sensor and the Y-direction sensor both point to the center of the circle where the arc-shaped guide rail is located.
在一个实施例中，所述Z方向传感器的安装球经由所述安装孔装入所述半球形凹槽，且Z方向传感器的测点指向所述弧形导轨所在圆的圆心。。In one embodiment, the installation ball of the Z-direction sensor is installed into the hemispherical groove through the installation hole, and the measuring point of the Z-direction sensor points to the center of the circle where the arc-shaped guide rail is located. .
本发明的有益效果是，实现了三根传感器运动中的严格同心，消除了一个产生试验误差的因素，提高了试验方案的可行性和精度。The beneficial effect of the invention is that the strict concentricity of the movement of the three sensors is realized, a factor of test error is eliminated, and the feasibility and precision of the test plan are improved.
附图说明 Description of drawings
图1示出根据本发明的一个实施例的同心集线器；Figure 1 shows a concentric hub according to one embodiment of the invention;
图2（A）示出根据本发明的一个实施例的同心集线器的立体图；Figure 2(A) shows a perspective view of a concentric hub according to one embodiment of the present invention;
图2（B）示出根据本发明的一个实施例的同心集线器的正视图；Figure 2(B) shows a front view of a concentric hub according to one embodiment of the present invention;
图2（C）示出根据本发明的一个实施例的同心集线器的右视图；Figure 2(C) shows a right side view of a concentric hub according to one embodiment of the present invention;
图2（D）示出根据本发明的一个实施例的同心集线器的左视图；Figure 2(D) shows a left side view of a concentric hub according to one embodiment of the present invention;
图2（E）示出根据本发明的一个实施例的同心集线器的仰视图；Figure 2(E) shows a bottom view of a concentric hub according to one embodiment of the present invention;
图2（F）示出根据本发明的一个实施例的同心集线器的俯视图；Figure 2(F) shows a top view of a concentric hub according to one embodiment of the present invention;
图2（G）示出根据本发明的一个实施例的同心集线器的后视图；Figure 2(G) shows a rear view of a concentric hub according to one embodiment of the present invention;
图2（H）示出根据本发明的一个实施例的同心集线器的A-A剖视图；以及Figure 2(H) shows a cross-sectional view A-A of a concentric hub according to one embodiment of the present invention; and
图2（I）示出根据本发明的一个实施例的同心集线器的B-B剖视图。FIG. 2(I) shows a B-B sectional view of a concentric hub according to an embodiment of the present invention.
具体实施方式 detailed description
本发明提供了一种新型的试验仪器辅助安装设备，可以将三根传感器线集中固定，同时能在集线器运动时使线始终保持指向同一个点。The invention provides a new type of auxiliary installation equipment for test instruments, which can centrally fix three sensor wires and keep the wires always pointing to the same point when the hub moves.
图1示出根据本发明的一个实施例的同心集线器。图2(A)-2(I)示出该同心集线器的各视图。参考图1和图2(A)-2(I)，该同心集线器包括安装孔7、安装槽8、弧形导轨3、半球形凹槽6、X方向传感器线4、Y方向传感器线5、Z方向传感器线1。该安装槽8与安装孔7相连通。弧形导轨3处于X-Y平面。X方向传感器线4与X方向传感器耦接，Y方向传感器线5与Y方向传感器线耦接，Z方向传感器线1与Z方向传感器耦接。X方向传感器和Y方向传感器的安装球经所述安装孔7和所述安装槽8安装到所述弧形导轨3上。该X方向传感器和该Y方向传感器均指向弧形导轨3所在圆的圆心。该半球形凹槽6的球心位于弧形导轨3所在圆的圆心。该半球形凹槽6用于放置Z方向传感器的安装球。在一个实施例中，所述Z方向传感器的安装球经由所述安装孔装入所述半球形凹槽。Figure 1 shows a concentric hub according to one embodiment of the invention. 2(A)-2(I) show various views of the concentric hub. With reference to Fig. 1 and Fig. 2 (A)-2 (I), this concentric hub comprises mounting hole 7, mounting groove 8, arc guide rail 3, hemispherical groove 6, X direction sensor line 4, Y direction sensor line 5, Z direction sensor line 1. The mounting groove 8 communicates with the mounting hole 7 . The arc guide rail 3 is in the X-Y plane. The X direction sensor line 4 is coupled to the X direction sensor, the Y direction sensor line 5 is coupled to the Y direction sensor line, and the Z direction sensor line 1 is coupled to the Z direction sensor. The installation balls of the X-direction sensor and the Y-direction sensor are installed on the curved guide rail 3 through the installation hole 7 and the installation groove 8 . Both the X direction sensor and the Y direction sensor point to the center of the circle where the arc guide rail 3 is located. The center of the hemispherical groove 6 is located at the center of the circle where the arc guide rail 3 is located. The hemispherical groove 6 is used to place the installation ball of the Z direction sensor. In one embodiment, the mounting ball of the Z-direction sensor is fitted into the hemispherical groove through the mounting hole.
具体而言，三根传感器线的端点加工一个可靠的小球，同心集线器上有一个X－Y平面内的弧形导轨3，当安装在测点位置的集线器运动时，小球可以沿着弧形导轨3滑动，实现了运动情况下两根传感器线（即X方向传感器线4和Y方向传感器线5）仍然指向同一个点，即弧形导轨所在圆的圆心。Specifically, a reliable small ball is processed at the end points of the three sensor lines, and there is an arc guide rail 3 in the XY plane on the concentric hub. When the hub installed at the measuring point moves, the small ball can follow the arc The guide rail 3 slides, so that the two sensor lines (ie, the X direction sensor line 4 and the Y direction sensor line 5 ) still point to the same point, that is, the center of the circle where the arc guide rail is located, under the condition of movement.
在弧形导轨3中心处，有一个以弧形导轨3中心为球心的半球形凹槽6（如图2所示），可以放Z方向传感器（与Z方向传感器线1连接）的安装小球，这样安装在测点位置的集线器运动时，传感器安装球2无论怎样转动，球心都始终保持在导轨中心处不变，实现了测试时测点统一不变的功能。At the center of the arc guide rail 3, there is a hemispherical groove 6 with the center of the arc guide rail 3 as the center of the sphere (as shown in Figure 2), which can be used for installing the Z direction sensor (connected with the Z direction sensor line 1). Ball, so when the hub installed at the measuring point moves, no matter how the sensor installation ball 2 rotates, the center of the ball will always remain unchanged at the center of the guide rail, which realizes the function of unifying the measuring point during the test.
同心集线器的安装使用方法如下。在使用时，首先，同心集线器的螺纹安装孔9旋转到测点螺栓上面，然后将X方向传感器经由安装孔7和安装槽8安装到弧形导轨3上，并将Y方向传感器用相同的方法装入弧形导轨3，再将Z方向传感器的安装球经由安装孔7装入半球形凹槽6，则安装完成。使用中，X方向传感器、Y方向传感器可以在弧形滑轨上自由滑动，Z方向传感器也可以在自身安装的半球形凹槽6内自由转动，实现三根传感器始终指向同一个点，即半球形凹槽6的球心，也就是弧形导轨3的圆心。The installation method of the concentric hub is as follows. When in use, first, the threaded mounting hole 9 of the concentric hub is rotated onto the measuring point bolt, then the X direction sensor is installed on the arc guide rail 3 via the mounting hole 7 and the mounting groove 8, and the Y direction sensor is installed in the same way Install the curved guide rail 3, and then install the installation ball of the Z-direction sensor into the hemispherical groove 6 through the installation hole 7, and the installation is completed. In use, the X-direction sensor and the Y-direction sensor can slide freely on the arc-shaped slide rail, and the Z-direction sensor can also rotate freely in the hemispherical groove 6 installed on itself, so that the three sensors always point to the same point, that is, the hemispherical The center of the sphere of the groove 6 is also the center of circle of the arc guide rail 3 .
在一个实施例中，该同心集线器包括主体，所述主体内部具有腔体以及位于X-Y平面的环形槽，所述环形槽的截面为半球形，且所述环形槽与所述腔体相连通，以容纳X方向传感器和Y方向传感器的安装球。所述主体顶部具有安装孔以及与安装孔连通的安装槽，所述安装孔与所述环形槽连通。所述主体的侧部具有弧形导轨，所述弧形导轨与所述环形槽同圆心，并与所述腔体连通，其中，X方向传感器和Y方向传感器的安装球经所述安装孔安置到所述弧形导轨上；X方向传感器的线和Y方向传感器的线经所述安装槽安装在弧形导轨外侧。所述主体内部还具有半球形凹槽，所述半球形凹槽的球心位于所述弧形导轨所在圆的圆心，且所述半球形凹槽与所述腔体相连通，以容纳Z方向传感器的安装球。In one embodiment, the concentric hub includes a main body, the main body has a cavity and an annular groove on the X-Y plane, the cross section of the annular groove is hemispherical, and the annular groove communicates with the cavity, Mounting balls to accommodate the X-direction sensor and the Y-direction sensor. The top of the main body has an installation hole and an installation groove communicating with the installation hole, and the installation hole communicates with the annular groove. The side of the main body has an arc-shaped guide rail, which is concentric with the annular groove and communicates with the cavity, wherein the installation balls of the X-direction sensor and the Y-direction sensor are placed through the installation holes to the arc guide rail; the wires of the X direction sensor and the Y direction sensor are installed on the outside of the arc guide rail through the installation groove. There is also a hemispherical groove inside the main body, the center of the hemispherical groove is located at the center of the circle where the arc guide rail is located, and the hemispherical groove communicates with the cavity to accommodate the Z direction Sensor mounting ball.
本发明的有益效果是，实现了三根传感器运动中的严格同心，消除了一个产生试验误差的因素，提高了试验方案的可行性和精度。The beneficial effect of the invention is that the strict concentricity of the movement of the three sensors is realized, a factor of test error is eliminated, and the feasibility and precision of the test plan are improved.
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| CN201210339365.8A CN103673953B (en) | 2012-09-13 | 2012-09-13 | Concentric concentrator |
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| CN103673953B true CN103673953B (en) | 2016-04-20 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202092621U (en) * | 2011-04-25 | 2011-12-28 | 胡敬礼 | Stay wire displacement sensor |
| CN202814377U (en) * | 2012-09-13 | 2013-03-20 | 上海大众汽车有限公司 | Concentric concentrator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102007009461A1 (en) * | 2007-01-25 | 2008-07-31 | Schaeffler Kg | Guide rail of a linear guide |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202092621U (en) * | 2011-04-25 | 2011-12-28 | 胡敬礼 | Stay wire displacement sensor |
| CN202814377U (en) * | 2012-09-13 | 2013-03-20 | 上海大众汽车有限公司 | Concentric concentrator |
Non-Patent Citations (1)
| Title |
|---|
| 一种新的拉线式位移传感器的设计及其应用;王兴等;《机械工程与自动化》;20120815(第4期);第171-173页 * |
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