CN100392347C - planar sensor - Google Patents
planar sensor Download PDFInfo
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- CN100392347C CN100392347C CNB2005100471142A CN200510047114A CN100392347C CN 100392347 C CN100392347 C CN 100392347C CN B2005100471142 A CNB2005100471142 A CN B2005100471142A CN 200510047114 A CN200510047114 A CN 200510047114A CN 100392347 C CN100392347 C CN 100392347C
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Abstract
本发明公开一种平面传感器，它包括直线驱动单元、直线位移传感器、两个磁致传感器、两个支撑轴、两个转动副、两个磁致传感器安装板、直线驱动单元安装板、连接板、两个固定座，两个支撑轴分别安装在两个固定座上，两个磁致传感器分别固定在两个磁致传感器安装板的一端，两个磁致传感器安装板另一端分别与两个支撑轴固定连接，套在两个磁致传感器上的磁环分别固接在直线驱动单元安装板及连接板上，直线驱动单元安装板及连接板通过两个转动副分别与两个支撑轴连接，直线位移传感器安装在直线驱动单元安装板上。采用本发明平面传感器则即能测出x、y方向的位移，则又能测出绕z轴方向的相对转角。
The present invention discloses a planar sensor, which comprises a linear drive unit, a linear displacement sensor, two magnetostrictive sensors, two supporting shafts, two rotating pairs, two magnetostrictive sensor mounting plates, a linear drive unit mounting plate, a connecting plate, and two fixing seats, wherein the two supporting shafts are respectively mounted on the two fixing seats, the two magnetostrictive sensors are respectively fixed on one end of the two magnetostrictive sensor mounting plates, the other ends of the two magnetostrictive sensor mounting plates are respectively fixedly connected to the two supporting shafts, the magnetic rings sleeved on the two magnetostrictive sensors are respectively fixedly connected to the linear drive unit mounting plate and the connecting plate, the linear drive unit mounting plate and the connecting plate are respectively connected to the two supporting shafts through two rotating pairs, and the linear displacement sensor is mounted on the linear drive unit mounting plate. The planar sensor of the present invention can measure the displacement in the x and y directions, and can also measure the relative rotation angle around the z axis.
Description
技术领域 technical field
本发明涉及一种机械运动测量设备，具体是测量两物体间相对运动的位移和相对转角的一种平面传感器。The invention relates to a mechanical motion measuring device, in particular to a planar sensor for measuring the relative motion displacement and relative rotation angle between two objects.
背景技术 Background technique
现有的测量设备一般不能测出两个物体间的位置及相互转角关系，设水平轴为x、y轴，z轴为垂直为xy平面的垂直轴，现有的设备一般只能测出x、y、z三个方向的位移，而不能测出绕z轴的转角，其结构一般为龙门式框架加上x、y、z三轴方向的移动机构。现有的六坐标测量机也能测出x、y方向的位移及绕z轴方向的相对转角，其结构一般为龙门式框架加上x、y、z三轴方向的移动机构及分别绕x、y、z三轴方向的转动机构；但其造价昂贵、体积庞大、结构复杂、机构笨重，限制了其应用。Existing measuring equipment generally cannot measure the position and mutual rotation angle relationship between two objects. Let the horizontal axis be the x and y axes, and the z axis be the vertical axis of the xy plane. Existing equipment can only measure x , y, z three directions of displacement, but can not measure the rotation angle around the z axis, its structure is generally a gantry frame plus x, y, z three axis movement mechanism. The existing six-coordinate measuring machine can also measure the displacement in the x and y directions and the relative rotation angle around the z axis. , y, z three-axis rotation mechanism; but its high cost, bulky, complex structure, and heavy mechanism limit its application.
发明内容 Contents of the invention
为解决上述测量设备之不足，本发明的目的是提供一种系统刚度好、变形小、微动精度高、易测量的平面传感器，采用本发明，可实现两物体间相对运动的位移的时时测量，并能时时测量出两物体相对运动的转角。In order to solve the shortcomings of the above-mentioned measuring equipment, the object of the present invention is to provide a planar sensor with good system rigidity, small deformation, high micro-motion precision and easy measurement. Using the present invention, it can realize the constant measurement of the displacement of the relative motion between two objects , and can measure the relative motion angle of two objects from time to time.
为了实现上述目的，本发明的技术方案如下：In order to achieve the above object, the technical scheme of the present invention is as follows:
平面传感器包括直线驱动单元、直线位移传感器、两个磁致传感器、两个支撑轴、两个转动副、两个磁致传感器安装板、直线驱动单元安装板、连接板、两个固定座，两个支撑轴分别安装在两个固定座上，两个磁致传感器分别固定在两个磁致传感器安装板的一端，两个磁致传感器安装板另一端分别与两个支撑轴固定连接，套在两个磁致传感器上的磁环分别固接在直线驱动单元安装板及连接板上，直线驱动单元安装板及连接板通过两个转动副分别与两个支撑轴连接，直线位移传感器安装在直线驱动单元安装板上；The planar sensor includes a linear drive unit, a linear displacement sensor, two magnetic sensors, two support shafts, two revolving pairs, two magnetic sensor mounting plates, a linear drive unit mounting plate, a connecting plate, two fixing seats, two The two supporting shafts are respectively installed on the two fixing bases, the two magnetic sensors are respectively fixed on one end of the two magnetic sensor mounting plates, and the other ends of the two magnetic sensor mounting plates are fixedly connected with the two supporting shafts respectively, and are sleeved on the The magnetic rings on the two magnetic sensors are respectively fixed on the linear drive unit mounting plate and the connecting plate. The linear drive unit mounting plate and the connecting plate are respectively connected to the two support shafts through two rotating pairs. The linear displacement sensor is installed on the linear drive unit. Drive unit mounting plate;
两个转动副的下方装有转动摩擦板，上方装有转动副挡圈；The bottom of the two rotating pairs is equipped with rotating friction plates, and the upper part is equipped with rotating pair retaining rings;
所述直线驱动单元由两个支座、一根连接轴、两个直线轴承组成，两个支座固定在直线驱动单元安装板两端，之间设有连接轴，一个直线轴承安装在连接轴上，另一页直线轴承与连接板连接。The linear drive unit is composed of two supports, a connecting shaft, and two linear bearings. The two supports are fixed at both ends of the mounting plate of the linear drive unit, with a connecting shaft between them, and a linear bearing is installed on the connecting shaft. On the other page the linear bearing is connected with the connecting plate.
本发明具有如下优点：The present invention has the following advantages:
1.本发明利用直线驱动单元分别与两支撑轴连接，靠直线位移传感器及磁致传感器测量被测物体的相对位移及转角。1. In the present invention, a linear drive unit is connected to two support shafts respectively, and the relative displacement and rotation angle of the measured object are measured by a linear displacement sensor and a magnetic sensor.
2.本发明占用空间小，将其安装在待测量的物体上，装夹灵活，操作方便对待测物体的适应性强。2. The present invention occupies a small space, and is installed on the object to be measured, with flexible clamping, convenient operation and strong adaptability to the object to be measured.
3.本发明整个系统的刚度高、微动精度高，结构紧凑、简单，制造成本低。3. The entire system of the present invention has high rigidity, high fretting precision, compact and simple structure, and low manufacturing cost.
4.本发明既可精确测量位移，又可测量转角，应用广泛，解决了特定应用场合的实际技术难题。4. The present invention can not only accurately measure the displacement, but also measure the rotation angle, has a wide range of applications, and solves practical technical problems in specific application occasions.
附图说明 Description of drawings
图1为平面传感器的机构原理图。Figure 1 is a schematic diagram of the mechanism of the planar sensor.
图2为平面传感器的结构简图。Figure 2 is a schematic diagram of the planar sensor structure.
具体实施方式 Detailed ways
下面结合附图对本发明作进一步详细说明：Below in conjunction with accompanying drawing, the present invention is described in further detail:
如图1、2所示，本发明平面传感器由第一固定座7、第二固定座9，第一支撑轴2、第二支撑轴12，直线驱动单元安装板5及连接板13，第一磁致传感器安装板6、第二磁致传感器安装板15，第一转动副4、第二转动副11，直线驱动单元1，两个磁致传感器8，位移传感器3，转动副磨擦板10及转动副挡圈14组成，第一支撑轴2、第二支撑轴12分别安装在第一固定座7、第二固定座9上，两个磁致传感器8分别固定在第一磁致传感器安装板6、第二磁致传感器安装板15上，第一磁致传感器安装板6、第二磁致传感器安装板15的另一端分别与第一支撑轴2、第二支撑轴12固定连接，套在其上的磁环分别固接在直线驱动单元安装板5及连接板13上；直线驱动单元安装板5及连接板13通过第一转动副4、第二转动副11分别与第一支撑轴2、第二支撑轴12连接，直线位移传感器3安装在直线驱动单元安装板5上；第一、二转动副4、11的下部装有转动摩擦板，上部装有转动副挡圈，防止其上下窜动。As shown in Figures 1 and 2, the planar sensor of the present invention consists of a first fixed seat 7, a second fixed seat 9, a first support shaft 2, a second support shaft 12, a linear drive unit mounting plate 5 and a connecting plate 13, the first Magnetic sensor mounting plate 6, second magnetic sensor mounting plate 15, first rotating pair 4, second rotating pair 11, linear drive unit 1, two magnetic sensors 8, displacement sensor 3, rotating pair friction plate 10 and Rotating secondary retaining ring 14 is composed, the first support shaft 2 and the second support shaft 12 are respectively installed on the first fixing base 7 and the second fixing base 9, and the two magnetic sensors 8 are respectively fixed on the first magnetic sensor mounting plate 6. On the second magnetic sensor mounting plate 15, the other ends of the first magnetic sensor mounting plate 6 and the second magnetic sensor mounting plate 15 are fixedly connected with the first support shaft 2 and the second support shaft 12 respectively, and are sleeved on the The magnetic rings on it are fixed on the linear drive unit mounting plate 5 and the connecting plate 13 respectively; , The second support shaft 12 is connected, and the linear displacement sensor 3 is installed on the linear drive unit mounting plate 5; the bottom of the first and second rotating pairs 4, 11 is equipped with rotating friction plates, and the upper part is equipped with rotating pair retaining rings to prevent them from moving up and down. move.
所述直线驱单元由两个支座、一根连接轴、两个直线轴承组成，将两个支座固定在直线驱动单元安装板5两端，之间设有连接轴，直线轴承安装在连接轴上，与连接轴移动配合，直线轴承与连接在第二支撑轴12上的连接板13连接。The linear drive unit is composed of two supports, a connecting shaft, and two linear bearings. The two supports are fixed on the two ends of the linear drive unit mounting plate 5, and a connecting shaft is arranged between them. The linear bearings are installed on the connecting shaft. On the shaft, it moves and cooperates with the connecting shaft, and the linear bearing is connected with the connecting plate 13 connected on the second support shaft 12 .
工作原理：working principle:
平面传感器的两个固定座分别与两相对运动的物体连接，当两物体相对运动时，直线位移传感器3可以测出其运动的距离；当两物体相对转动时，磁致传感器8可以通过磁环测出其相对的转角。The two fixed seats of the plane sensor are respectively connected with two relatively moving objects. When the two objects move relative to each other, the linear displacement sensor 3 can measure the moving distance; when the two objects rotate relatively, the magnetic sensor 8 can pass through the magnetic ring. Measure its relative angle of rotation.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100471142A CN100392347C (en) | 2005-08-31 | 2005-08-31 | planar sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100471142A CN100392347C (en) | 2005-08-31 | 2005-08-31 | planar sensor |
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| Publication Number | Publication Date |
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| CN1924512A CN1924512A (en) | 2007-03-07 |
| CN100392347C true CN100392347C (en) | 2008-06-04 |
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| CNB2005100471142A Expired - Fee Related CN100392347C (en) | 2005-08-31 | 2005-08-31 | planar sensor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616917A (en) * | 1995-05-16 | 1997-04-01 | Brown & Sharpe Manufacturing Company | Device for measuring an angle between pivotally-connected members |
| JP2001280958A (en) * | 2000-03-31 | 2001-10-10 | Hitachi Plant Eng & Constr Co Ltd | Structure positioning method and displacement measuring device |
| JP2002286497A (en) * | 2001-03-23 | 2002-10-03 | Aisin Seiki Co Ltd | Displacement sensor |
| CN1448689A (en) * | 2003-05-13 | 2003-10-15 | 大连理工大学 | Contact type automatic ice and snow depth measuring method |
| CN1494312A (en) * | 2002-09-26 | 2004-05-05 | ������������ʽ���� | Closely bound plane sensor |
| CN2823975Y (en) * | 2005-08-31 | 2006-10-04 | 中国科学院沈阳自动化研究所 | a flat sensor |
-
2005
- 2005-08-31 CN CNB2005100471142A patent/CN100392347C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5616917A (en) * | 1995-05-16 | 1997-04-01 | Brown & Sharpe Manufacturing Company | Device for measuring an angle between pivotally-connected members |
| JP2001280958A (en) * | 2000-03-31 | 2001-10-10 | Hitachi Plant Eng & Constr Co Ltd | Structure positioning method and displacement measuring device |
| JP2002286497A (en) * | 2001-03-23 | 2002-10-03 | Aisin Seiki Co Ltd | Displacement sensor |
| CN1494312A (en) * | 2002-09-26 | 2004-05-05 | ������������ʽ���� | Closely bound plane sensor |
| CN1448689A (en) * | 2003-05-13 | 2003-10-15 | 大连理工大学 | Contact type automatic ice and snow depth measuring method |
| CN2823975Y (en) * | 2005-08-31 | 2006-10-04 | 中国科学院沈阳自动化研究所 | a flat sensor |
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| CN1924512A (en) | 2007-03-07 |
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