阅读说明：本技术 静态柔顺性测试系统及方法 (Static compliance test system and method ) 是由 贺亚洲 刘君辉 于 2018-12-18 设计创作，主要内容包括：一种静态柔顺性测试系统(100)及方法,所述静态柔顺性测试系统(100)包括：安装平台(10)；施力装置(20),向被测受力端施力；第一换向装置(30),调节第一施力方向；第二换向装置(40),调节第二施力方向；第三换向装置(50),调节第三施力方向；测量装置(60),测量被测受力端承受外力时在第一、二和三施力方向的位移变化量,获得测试对象的静态柔顺性。通过上述方式,采用一套系统完成X/Y/Z正负方向上的测试,保证测试系统施力方向的同时操作简便,效率高。(A static compliance test system (100) and method, the static compliance test system (100) comprising: a mounting platform (10); a force application device (20) for applying force to the tested force bearing end; a first reversing device (30) for adjusting the first force application direction; a second reversing device (40) for adjusting the second force application direction; a third reversing device (50) for adjusting a third force application direction; and the measuring device (60) is used for measuring the displacement variation quantity in the first, second and third force application directions when the tested force bearing end bears the external force, so as to obtain the static flexibility of the test object. By the mode, the test in the X/Y/Z positive and negative directions is completed by one system, the force application direction of the test system is ensured, and meanwhile, the operation is simple and convenient, and the efficiency is high.)

A static compliance testing system, comprising:

mounting a platform;

the force application device is used for applying force to a tested force bearing end of a test object;

the first reversing device is arranged on the mounting platform and used for adjusting a first force application direction of the force application device;

the second reversing device is connected with or integrated with the first reversing device and is used for adjusting a second force application direction of the force application device;

the third reversing device is connected with the second reversing device and the force application device and is used for adjusting a third force application direction of the force application device;

and the measuring device is used for measuring the displacement variation of the tested stress end in the first force application direction, the second force application direction and the third force application direction when bearing external force so as to obtain the static flexibility of the test object.

The static compliance test system according to claim 1, wherein the force application device comprises a force application interface and a traction unit, one end of the force application interface is used for connecting with the tested force bearing end, the other end of the force application interface is used for connecting with the traction unit, the traction unit is used for applying an external force to the tested force bearing end through the force application interface, and the traction unit is further connected with the third reversing device.

The static compliance test system according to claim 2, wherein the traction unit comprises a hanging wheel, a weight and a connecting wire, one end of the connecting wire is connected with the force application interface, the other end of the connecting wire is connected with the weight through the hanging wheel, and the hanging wheel is connected with the third reversing device.

The static compliance test system according to claim 2 or 3, wherein the force application interface is spherical and rotates around a central point, the central point being a connection point of the force application interface and the force receiving end under test.

The static compliance test system according to claim 2 or 3, wherein the force application interface is a cube, and the cube is connected with the traction unit through the connecting end facing the side face of the third reversing device and the connecting ends on the left side face and the right side face simultaneously so as to apply a force in a third force application direction to the tested force bearing end; or the connecting ends of the left and right sides of the cube are connected with the traction unit in a grading manner so as to apply force in a first force application direction to the tested force bearing end; or the connecting ends of the upper side surface and the lower side surface of the cube are connected with the traction unit in a grading manner so as to apply force in a second force application direction to the tested force bearing end.

The static compliance testing system, of claim 1,

the first reversing device comprises a first reversing plate and a first adjusting device, and the first reversing plate is connected with or integrated with the second reversing device;

the first reversing plate is provided with at least one first hole groove along the first force application direction, the first adjusting device is used for installing the first reversing plate on the installation platform, and the first adjusting device slides in the first hole groove to change the position of the second reversing device.

The static compliance testing system, as claimed in claim 6, wherein the first hole slots are plural and arranged in parallel in two along the first force application direction.

The static compliance testing system, of claim 1,

the second reversing device comprises a second reversing plate and a second adjusting device, and the second reversing plate is connected with or integrated with the first reversing device;

the second reversing plate is provided with at least one second hole groove along the second force application direction;

the second adjusting device is used for installing a third reversing device on the second reversing plate, and the second adjusting device slides in the second hole groove to change the position of the third reversing device.

The static compliance testing system according to claim 8, wherein the first reversing device comprises a first reversing plate and a first adjusting device, and the second reversing plate is connected to or integrated with the first reversing plate; the second hole grooves are arranged in parallel along the second force application direction.

The static compliance testing system according to claim 1, wherein the third reversing device comprises a third reversing plate and a third adjusting device;

the third reversing plate is provided with at least one third hole groove along the third force application direction;

the third adjusting device is connected with the force applying device, the force applying device is installed on the third reversing plate, and the third adjusting device slides in the third hole groove of the third reversing plate to change the position of the force applying device.

The static compliance testing system, as claimed in claim 9 or 10, wherein the third hole slots are plural and arranged in parallel in two along the third force application direction.

The static compliance testing system, according to claim 1, wherein there are two third reversing devices.

The static compliance testing system according to claim 3, wherein the third reversing device comprises a third reversing plate and a third adjusting device;

the third reversing plate is provided with at least one third hole groove along the third force application direction;

the third adjusting device is connected with the hanging wheel to fix the hanging wheel on the third reversing plate, and the third adjusting device slides in the third empty groove of the third reversing plate to change the position of the hanging wheel.

The static compliance testing system, according to claim 8, wherein the third direction changing device is parallel to the axis of the force-bearing end under test.

The system according to claim 1, wherein the first force application direction is positive and negative along the Y-axis, the second force application direction is positive and negative along the Z-axis, and the third force application direction is positive and negative along the X-axis.

The system according to claim 1, wherein the measuring device comprises a tracking device and a processing device connected to the tracking device, the tracking device obtains position coordinates of the measuring point of the force-bearing end under test in the first force application direction, the second force application direction and the third force application direction, and provides the position coordinates to the processing device so that the processing device can calculate displacement variation of the force-bearing end under different external forces according to the position coordinates, and obtain the static compliance of the object under test according to the displacement variation.

The system according to claim 1, wherein the measuring device is a laser tracker, and the measuring point of the force-receiving end is a target ball to receive the irradiation of the beam emitted from the laser tracker.

A static compliance test method based on the static compliance test system of claims 1-17, comprising:

connecting a force application device of the system with a tested force bearing end of a tested object;

moving a first reversing device of the system, and fixing the first reversing device on an installation platform of the system so as to adjust a first force application direction of the force application device;

moving the position of a third reversing device of the system on a second reversing device of the system, and fixing the third reversing device on the second reversing device so as to adjust two force application directions of the force application device;

moving the position of the force application device on the third reversing device, and fixing the force application device on the third reversing device to adjust a third force application direction of the force application device;

through the measuring device of system measures when being surveyed the atress end bears external force, the displacement variation of measuring point on being surveyed the atress end is respectively in first application of force direction, second application of force direction and third application of force direction, in order to obtain the static compliance of measurand.