TWM453133U - Device for testing gyroscope - Google Patents

Abstract

A device for testing a plurality of gyroscopes is provided. The device includes a main body, a swing element a power source and a processor. The top portion of the main body has a pivot, and the swing element has a swing arm and a testing board. A first end of the swing arm is connected to the pivot, and the testing board is freely connected to a second end of the swing arm. The second end of the swing arm has a first fastener for a reference gyroscope. The testing board has a plurality of second fastener for the gyroscopes under test. The power source, which is disposed on the main body, is for pushing the swing element, whereby driving the swing element to perform a simple pendulum. The processor is for receiving a reference signal from the reference gyroscope and signals from the gyroscopes.

Description

Gyro tester

This creation is related to a test device, and in particular to a gyroscope test device.

The gyroscope is a device designed to sense and maintain the direction by the principle of conservation of angular momentum, which can be applied to aircraft, spacecraft, artificial satellites, submarines, ships, missiles and the like. Traditional gyroscopes are mostly mechanically produced, and their volume and weight are large. Due to the development of technology, gyroscopes have been able to utilize micro-electromechanical technology to miniaturize and digitize. Therefore, gyroscopes have been widely used in electronic products such as smart phones and tablet computers.

However, before mass production of the gyroscope, a large amount of precision testing is required to ensure the efficiency of the gyroscope. However, in the existing detection technology, it is still necessary to detect the gyroscopes one by one during the detection, which increases the labor cost and the time consumption. In addition to the time and labor, the accuracy of the detection is also a big problem.

The present invention provides a gyroscope testing device suitable for testing a plurality of gyroscopes, wherein the gyroscope testing device can be equipped with a plurality of gyroscopes, thereby capable of simultaneously testing a plurality of gyroscopes, and the gyroscope testing device is utilized. The test board is detachably mounted to increase test speed.

In an embodiment of the present invention, the gyroscope testing device includes a main body, a swinging member, a power source, and a processing unit. The top of the body has A pivoting portion has a swing arm and a test plate. A first end of the swing arm is pivotally disposed on the pivot portion, and a second end of the swing arm has a first buckle, and the first buckle is configured to mount a reference gyroscope. The test board is detachably mounted on the second end of the swing arm, the test board has at least one second buckle, and the at least one second buckle is used to mount a plurality of gyroscopes. The power source is disposed on the main body to push the swinging member to make the swinging member perform a single pendulum motion. The processing unit is coupled to the main body for receiving a reference test signal from the reference gyroscope and a plurality of test signals from the paraphrase gyroscope, and comparing the reference test signal with the test signal to correct the parametric gyroscope .

The gyroscope testing device of the embodiment of the present invention can be provided with a plurality of gyroscopes through the second clip of the swinging member, whereby a plurality of gyroscopes can be simultaneously tested, and the gyroscope testing device can be detached by using the test board. The design of the grounding device can shorten the replacement time of the gyroscope to increase the test speed and reduce the manpower required for the test.

In order to make the above-mentioned features of the present invention more obvious and easy to understand, the following specific embodiments, together with the drawings, are described in detail below.

Please refer to FIG. 1 and FIG. 2 together. FIG. 1 is a schematic structural diagram of a device of the gyroscope testing device 1 according to an embodiment of the present invention, and FIG. 2 is a schematic structural view of a partial device of the gyroscope testing device 1 of FIG.

The gyro test apparatus 1 includes a main body 100, a swinging member 200, a power source 300, and a processing unit 400, and is adapted to test a plurality of gyros 11. The top portion 101 of the main body 100 has a pivot portion 110 to enable the swinging member 200 to pivot The shaft portion 110 is a fulcrum and performs a simple pendulum in a predetermined three-dimensional space. When the swinging member 200 performs a single pendulum motion, the main body 100 can also be used to maintain the swinging amplitude, the swinging path or the direction of the single pendulum motion, so that the test is more precise. As shown in Fig. 1, in the present embodiment, a metal trap having a substantially trapezoidal shape forms the main body 100, whereby the main body 100 can be stably placed on a horizontal surface. For example, the main body 100 can be placed on the ground and can be fixed to the ground through a fixing means such as gluing, locking or welding. The top 101 of the body 100 is a metal frame with the top 101 parallel to the horizontal plane and the pivot portion 110 at the center of the top 101.

The swinging member 200 has a swing arm 210 and a test board 220. The first end 201 of the swing arm 210 is pivotally disposed on the pivot portion 110, and the test board 220 is detachably mounted on the second end 202 of the swing arm 210. The size of the swinging member 200 is designed according to the user's testing requirements. For example, the size of the swinging member 200 can be designed according to the preset swinging path of the user. Moreover, in other embodiments, the swinging member 200 has a movable member, so that the user can adjust the length of the swinging member 200 at any time according to actual needs. The material of the oscillating member 200 can be a lighter weight and more rigid material, such as an aluminum alloy, so that the oscillating member 200 can maintain a fixed oscillating path when performing a single pendulum motion, and can reduce air resistance to stabilize the pendulum. The amplitude of the swing of the motion makes the test more precise.

The first end 201 of the swing arm 210 is pivotally disposed on the pivot portion 110, and the second end 202 of the swing arm 210 has a first buckle 211 for mounting the reference gyroscope 12. In detail, as shown in FIG. 1, the swing arm 210 is a substantially elongated metal rod body, and the first end 201 of the swing arm 210 is, for example, the upper end of the swing arm 210. First One end 201 is pivotally disposed on the pivot portion 110 such that the swing arm 210 can swing with the pivot portion 110 as a fulcrum, that is, the swing arm 210 can be suspended from the main body 100 through the pivot portion 110. When the swing arm 210 is away from its equilibrium position, the swing arm 210 can perform a single pendulum motion.

The second end 202 of the swing arm 210 is, for example, a lower end of the swing arm 210 opposite to the upper end, and the second end 202 has a first buckle 211 for mounting the reference gyroscope 12. In detail. When the reference gyro 12 is disposed at the second end 202 of the swing arm 210, the first clip 211 can maintain the set position of the reference gyro 12 at the second end 202 by a fixing means to install the reference gyro 12, The above fixing means are, for example, clamping, supporting, accommodating, resisting, hooking, or engaging.

In the embodiment, the first buckle 211 is at least one protrusion protruding from the surface of the swing arm 210. The size of the first buckle 211 can fit the reference gyro 12 so that the reference gyro 12 is placed on the pendulum. After the arm 210, at least a portion of the first clip 211 can receive and oppose the reference gyro 12 to mount the reference gyro 12. It should be noted that the reference gyroscope 12 is the best sample of the same type and specification as the plurality of gyroscopes 11, for example, the reference gyroscope 12 and the gyroscope 11 can all be the same gyroscope integrated circuit. And the reference gyro 12 can generate a reference test signal corresponding to the single pendulum motion during the single pendulum motion, and the gyroscope 11 can generate the test signal corresponding to the single pendulum motion during the single pendulum motion.

The test board 220 is detachably mounted on the second end 202 of the swing arm 210, and the test board 220 has at least one second clip 221, and the second clips 221 are used to mount the plurality of gyroscopes 11. In detail, as shown in FIG. 2, the test board 220 is a substantially rectangular metal flat plate, and one end of the test board 220 can be The second end 202 of the swing arm 210 is detachably mounted.

The above-mentioned so-called detachable mounting means that the test plate 220 and the second end 202 of the swing arm 210 can be repeatedly detached without repeated use of an adhesive such as resin, casting or welding, and can be repeatedly combined, and During the disassembly and assembly process, the overall structure of the test board 220 and the second end 202 of the swing arm 210 is not damaged, and the swinging member 200 can maintain the test board 220 and the swing arm 210 during the single pendulum movement. The combined state of the two ends 202.

For example, the second end 202 of the swing arm 210 can have a first fastening portion 212, the test board 220 has a second fastening portion 222 corresponding to the first fastening portion 212, and the first fastening portion 212 and the second fastening portion 212 The fastening portions 222 are fastened to each other, so that the test board 220 can be detachably mounted on the second end 202 of the swing arm 210. In the embodiment, the first fastening portion 212 is disposed on a side of the first fastening device 211 opposite to the first end 201, and the second fastening portion 222 is disposed at a center of the upper end of the test panel 220. Both the portion 212 and the second fastening portion 222 are matched in shape and size so that the first fastening portion 212 can be engaged with the second fastening portion 222 to be detachably coupled. For example, the first fastening portion 212 and the second fastening portion 222 are respectively a card slot and a buckle, or are respectively a fixing hole and a card. The person skilled in the art can design according to actual needs, so the implementation of the present invention The example is not limited here.

It should be noted that in other embodiments, the test board 220 can also be detachably mounted on the second end 202 of the swing arm 210 by other means. For example, the second end 202 of the swing arm 210 can have a clamp to detachably clamp the test board 220 so that the test board 220 can be detachably mounted on the second end of the swing arm 210. 202. Alternatively, the second end 202 of the swing arm 210 can have a magnetic element to detachably adsorb the test board 220 through magnetic attraction, so that the test board 220 can be detachably mounted on the second end 202 of the swing arm 210. However, the detachable mounting manner of the test board 220 is generally applicable to those skilled in the art, and can be designed according to actual use conditions and requirements. Therefore, the present invention is not limited thereto.

The test board 220 has a plurality of second clips 221 for mounting the gyroscope 11. In detail, when the gyroscope 11 is disposed on the test board 220, the second clip 221 can hold the set position of the gyroscope 11 on the test board 220 by a fixing means to install the gyroscope 11, wherein the fixing means is, for example, Clamping, supporting, accommodating, resisting, hooking, snapping, etc. In the embodiment, the second clip 221 is a set of clips protruding from the surface of the test board 220. The second clip 221 is sized to fit the gyroscope 11 so that the gyroscope 11 is disposed behind the test board 220. A part of the second clip 221 can hold the gyroscope 11 to mount the gyroscope 11.

It is worth mentioning that, in this embodiment, the second clip 221 can be used to install a plurality of gyroscopes 11, as shown in FIG. 2, the test board 220 has two sets of second clips 221, and the test board 220 is available. To install six gyroscopes 11. In addition, in other embodiments, the number of the second clips 221 may be the same as the number of the gyroscopes 11, and each of the gyroscopes 11 may have its own second clip 221 to stabilize the gyroscope 11.

As shown in FIG. 2, the first clip 211 and the second clip 221 are disposed on the same side of the swinging member 200, so that the reference gyroscope 12 and the gyroscope 11 are disposed on the swinging member 200, and the swinging member 200 can be located. The same side, that is, the reference gyro mounted on the oscillating member 200 when the oscillating member 200 performs a single pendulum motion The meter 12 has the same swing path as the gyroscope 11. It is to be noted that the second buckle 221 and the test board may be integrally formed, for example, by using the injection molding plastic to form the first buckle 211 and the swing arm 210 made of plastic, or by casting. The first fastener 211 and the swing arm 210 made of metal are formed.

The power source 300 is disposed on the main body 100 and is used to push the swinging member 200 to cause the swinging member 200 to perform a single pendulum motion. In the present embodiment, the power source 300 is disposed on the top 101 of the main body 100 and can be coupled to the swing arm 210, whereby the power source 300 can push the swinging member 200 in a predetermined direction to keep the swinging member 200 away from its equilibrium position. And the single pendulum motion is performed with the pivot portion 110 as a fulcrum, and the single pendulum motion of the swinging member 200 has a substantial swing G.

The power source 300 is, for example, a cylinder, and can be pushed and pulled by the reciprocating power source 300 to repeatedly push the swinging member 200 with the same driving force. The power source 300 can also be a motor or other drive device, and embodiments of the present invention are not limited. As shown in FIG. 1, the power source 300 can push the swinging member 200 to cause the swinging member 200 to perform a single pendulum motion on the plane where the test board 220 is located, and the swinging member 200 can have a substantially swing G of 120 degrees. It is worth mentioning that, since the test board 220 can be used to install a plurality of gyroscopes 11, the power source 300 pushes the swinging member 200, and can perform a single pendulum motion of the plurality of gyroscopes 11, whereby the gyroscope testing device 1 can Suitable for testing a plurality of gyroscopes 11 at the same time.

Thereby, when the oscillating member 200 performs a single pendulum motion, the reference gyro 12 generates a reference test signal, and the plurality of gyros 11 generates a plurality of test signals. In detail, when testing a plurality of gyroscopes 11, the first buckle The device 211 mounts the reference gyroscope 12 to the second end 202 of the swing arm 210, the second clip 221 mounts the plurality of gyroscopes 11 on the test board 220, and the power source 300 causes the swinging member 200 to perform a single pendulum motion. . With the single pendulum motion, since the reference gyroscope 12 and the gyroscope 11 are generally used to sense the change of the angular velocity (Angular Velocity), the reference gyroscope 12 has a change in angular velocity to generate a reference test signal, and a plurality of gyroscopes. The meter 11 also has a change in angular velocity to produce a test signal, respectively. For example, when the power source 300 causes the swinging member 200 to perform a single pendulum motion, the reference gyroscope 12 and the gyroscope 11 receive angular accelerations with X, Y, and Z as axes, and both of them correspond to X, Y, and Z, respectively. A plurality of test signals for the angular velocity of the shaft.

The processing unit 400 is coupled to the body 100 and configured to receive a reference test signal from the reference gyro 12 and a plurality of test signals from the plurality of gyros 11 and compare the reference test signal with the repeated test signals The gyro 11 is repetitively corrected. In this embodiment, the processing unit 400 is, for example, a computer, and can be connected to the main body 100, for example, via a signal line. For example, the processing unit 400 can be configured according to actual needs, and is used to receive or compare signals from the reference gyro 12 and the plurality of gyros 11 when the left and right limits of the single pendulum motion are excluded. For example, for more accurate testing, the processing unit 400 can be used to receive reference test signals from the reference gyro 12 and test signals from the plurality of gyros 11 and can be used within 70% of the swing G, The reference test signal and the plurality of test signals are compared to correct the parametric gyroscope 11.

In addition, the processing unit 400 can also be used for the single swinging circumference of the swinging member 200. The plurality of test signals are received multiple times during the period. For example, the processing unit 400 may have a memory module (not shown) for continuously receiving and recording and storing reference test signals from the reference gyro 12 and plural numbers from the plurality of gyros 11 Test signals are used as a library of recorded signals. In addition, the processing unit 400 can be used to compare the test signals output by the gyroscope 11 with the reference test signals output by the reference gyro 12, and the comparison can be completed separately. For example, processing unit 400 can be utilized to further utilize the signal library to generate a parameter to correct the plurality of gyroscopes 11.

In detail, in the embodiment, the test board 220 further has a plurality of test pins 223 electrically connected to the gyroscope 11 respectively. As shown in FIG. 2, a plurality of test pins 223 are disposed on the second clip 221, and can respectively correspond to the mounting positions of the gyroscope 11 to be electrically connected to the gyroscope 11, respectively. That is, when the gyroscope 11 is mounted on the second clip 221, at least a portion of the second clip 221 can grip the gyroscope 11, and the test pin 223 disposed on the second clip 221 can interfere with the gyroscope 11 The signal output terminal (not shown) transmits the test signal through the test pin 223.

The test board 220 further has a wireless output module 224 for outputting the plurality of test signals. As shown in FIG. 2, the wireless output module 224 is disposed on the test board, and can be electrically connected to the plurality of test pins 223, respectively. Therefore, the test signal output by the gyroscope 11 can be transmitted to the wireless output mode through the test pin 223. The group 224 is output to the processing unit 400 via the wireless output module 224.

The test board 220 also has a transmission line 225 for outputting the test signals. As shown in FIG. 2, the test board 220 further has an integrated output module 226. The integrated output module 226 is disposed on the upper end of the test board, and can be electrically connected to the plurality of test pins 223 and the transmission line 225, respectively. The other end of the 225 can be electrically connected to the processing unit 400 or other external processing unit (not shown). Therefore, the test signal outputted by the gyroscope 11 can be transmitted to the integrated output module 226 through the test pin 223 and output to the processing unit 400 through the integrated output module 226 and the transmission line 225.

It should be noted that in other embodiments, the transmission line 225 can be detachably coupled to the second fastening portion 222 through the first fastening portion 212, so that the test board 220 is detachably mounted on the swing arm 210. At the two ends 202, the transmission line 225 can also be repeatedly coupled and disconnected at the same time. In other words, the two coupling ends of the transmission line 225 can be respectively disposed on the first fastening portion 212 and the second fastening portion 222, and the positions of the two coupling ends can be matched to make the first fastening portion 212 and When the second fastening portions 222 are fastened to each other, the two coupling ends can be coupled to each other, and when the first fastening portion 212 and the second fastening portion 222 are separated from each other, the two coupling ends can be disconnected from each other. .

According to the present embodiment, the gyro testing device 1 can be provided with a plurality of gyros 11 through the second clip 221 of the oscillating member 200. In addition, the processing unit 400 can receive plural numbers from the plurality of gyros 11 The test signals are compared with the reference test signals from the reference gyro 12 so that the gyroscope test apparatus 1 described above can simultaneously test the plurality of gyros 11 to reduce the time and labor required for the test. Furthermore, the gyroscope testing device 1 described above is detachably mounted on the swing arm 210 by the test board 220, which can shorten the replacement time of the gyroscope 11 and increase the test speed.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of patent protection of the present invention. Anyone who is familiar with the art of the artist, within the spirit and scope of the creation, the equivalent of the change and retouching is still within the scope of the patent protection of this creation.

1‧‧‧Gyroscope test device

11‧‧‧Gyro

12‧‧‧Reference gyroscope

100‧‧‧ Subject

101‧‧‧Top of the subject

110‧‧‧ pivot

200‧‧‧Swinger

210‧‧‧ swing arm

201‧‧‧ a first end of the swing arm

202‧‧‧A second end of the swing arm

211‧‧‧First buckle

212‧‧‧First fastening department

220‧‧‧ test board

221‧‧‧Second buckle

222‧‧‧Second Fasting Department

223‧‧‧Test pins

224‧‧‧Wireless output module

225‧‧‧ transmission line

226‧‧‧Integrated output module

300‧‧‧Power source

400‧‧‧Processing unit

G‧‧‧ swing

1 is a schematic view showing the structure of a device of a gyroscope testing device according to an embodiment of the present invention.

2 is a schematic view showing the structure of a partial device of the gyroscope testing device of FIG. 1.

1‧‧‧Gyroscope test device

11‧‧‧Gyro

12‧‧‧Reference gyroscope

100‧‧‧ Subject

101‧‧‧Top of the subject

110‧‧‧ pivot

200‧‧‧Swinger

210‧‧‧ swing arm

201‧‧‧ first end

202‧‧‧ second end

212‧‧‧First fastening department

220‧‧‧ test board

222‧‧‧Second Fasting Department

223‧‧‧Test pins

224‧‧‧Wireless output module

226‧‧‧Integrated output module

300‧‧‧Power source

400‧‧‧Processing unit

G‧‧‧ swing

Claims (8)

A gyroscope testing device is suitable for testing a plurality of gyroscopes, the gyroscope testing device comprising: a main body having a pivot portion at the top of the main body; a swinging member having a swing arm and a test plate, the swing arm The first end of the swing arm is pivotally disposed on the pivot portion, and the second end of the swing arm has a first buckle for mounting a reference gyroscope, and the test board is detachably mounted At the second end of the swing arm, the test board has at least one second clip, and the at least one second clip is used to mount the gyroscopes; a power source is disposed on the main body to push the a swinging member for causing the swinging member to perform a single pendulum motion; and a processing unit coupled to the body for receiving a reference test signal from the reference gyroscope and a plurality of test signals from the gyroscopes, and The reference test signal and the test signals are compared to correct the gyroscopes. The gyro testing device of claim 1, wherein the second end of the swing arm has a first fastening portion, and the test board has a second fastening portion corresponding to the first fastening portion. The first fastening portion and the second fastening portion are engaged with each other. The gyroscope testing device of claim 1, wherein the test board has a plurality of test pins, and the test pins are electrically connected to the gyroscopes, respectively. The gyroscope testing device according to claim 1, wherein The test board has a wireless output module for outputting the test signals. The gyroscope testing device of claim 1, wherein the test board has a transmission line for outputting the test signals. The gyroscope testing device according to claim 1, wherein the swinging member has a substantially swing of 120 degrees. The gyroscope testing device of claim 1, wherein the power source is a cylinder. The gyroscope testing device of claim 1, wherein the second clip is a set of cleats protruding from the surface of the test board.