Intelligent watch compass function testing equipment
阅读说明:本技术 智能手表指南针功能测试设备 (Intelligent watch compass function testing equipment ) 是由 欧阳承志 艾灿 吕斌 许新生 周权江 于 2019-11-04 设计创作,主要内容包括:本发明公开了一种智能手表指南针功能测试设备,包括屏蔽箱、封闭于所述屏蔽箱内的测试箱与电控箱、安设于所述测试箱中的上线圈、下线圈与载具以及安设于所述电控箱中的电控装置,所述电控装置与所述上线圈、所述下线圈及所述载具电性连接,通电后的所述上线圈与所述下线圈之间可形成一模拟磁场,所述载具于所述测试箱中呈倾斜地设置,使得卡接于所述载具中的电子指南针的感应中心位于所述模拟磁场的中心位置处,所述模拟磁场的磁场方向随着所述上线圈与所述下线圈中电流方向的改变而改变,从而实现所述电子指南针在所述模拟磁场所模拟的南北极磁场中的指示功能的测试。本设备结构简单、便于使用且有效提高了测试准确度。(The invention discloses an intelligent watch compass function test device, which comprises a shielding box, a test box and an electric cabinet which are sealed in the shielding box, an upper coil, a lower coil and a carrier which are arranged in the test box, and an electric control device which is arranged in the electric cabinet, the electric control device is electrically connected with the upper coil, the lower coil and the carrier, a simulation magnetic field can be formed between the upper coil and the lower coil after the electric control device is electrified, the carrier is obliquely arranged in the test box, so that the induction center of the electronic compass clamped in the carrier is positioned at the central position of the simulated magnetic field, the magnetic field direction of the analog magnetic field changes with the change of the current direction in the upper coil and the lower coil, thereby realizing the test of the indicating function of the electronic compass in the north-south magnetic field simulated by the simulated magnetic field. The device has simple structure, is convenient to use and effectively improves the test accuracy.)
1. A compass function test device of an intelligent watch is used for testing the indication function of an electronic compass of the intelligent watch and is characterized by comprising a shielding box, a test box and an electric cabinet which are sealed in the shielding box, an upper coil, a lower coil and a carrier which are arranged in the test box and an electric control device which is arranged in the electric cabinet, wherein the electric control device is electrically connected with the upper coil, the lower coil and the carrier, a simulated magnetic field can be formed between the upper coil and the lower coil after the electric control device is electrified, the carrier is obliquely arranged in the test box, so that the induction center of the electronic compass which is clamped in the carrier is positioned at the central position of the simulated magnetic field, and the magnetic field direction of the simulated magnetic field is changed along with the change of the current direction in the upper coil and the lower coil, thereby realizing the test of the indicating function of the electronic compass in the north-south magnetic field simulated by the simulated magnetic field.
2. The smart watch compass function test apparatus as claimed in claim 1, wherein the electronic compass is positioned at the same angle to the X-axis, the Y-axis and the Z-axis in the simulated magnetic field, and the angle is 54.74 °.
3. The smart watch compass function test device of claim 1, wherein the upper coil and the lower coil are in a parallel and spaced apart arrangement in the test case and are rectangular or circular in shape.
4. The device of claim 1 wherein the test box and the electrical control box are of a one-piece construction separated by a partition.
5. The device for testing compass function of smart watch of claim 1, wherein said test box has a supporting frame and a carrier board, said supporting frame is fixed on the inner wall of said test box and has an inclined portion protruding toward the direction close to said simulated magnetic field, said carrier board is mounted on said inclined portion, and said carrier board is fastened on said carrier board.
6. The device for testing compass function of a smart watch of claim 5, wherein said carrier is removably snapped onto said carrier.
7. The device for testing compass function of an intelligent watch of claim 5, wherein said carrier board has a slot, said slot has a test circuit board disposed therein, and a positioning column and a positioning block are disposed at an edge of said slot.
8. The apparatus of claim 7 wherein the carrier further comprises a latch assembly, the latch assembly being rotatable or movable relative to the slot to hold the carrier in the slot by an upper end of the latch assembly.
9. The apparatus for testing compass function of a smart watch of claim 1, wherein said carriage comprises a contour groove, a switching circuit board disposed in said contour groove, and a fastening assembly, said electronic compass being disposed in said contour groove and electrically connected to said switching circuit board, said fastening assembly being rotatably or movably disposed beside said contour groove for fastening said electronic compass in said contour groove.
10. The device for testing compass function of smart watch of claim 9, wherein said fastening assembly comprises a cover plate, a pre-pressing block and a buckle, said buckle is disposed at the left side end or/and the right side end of said contour groove, said pre-pressing block is disposed at the front side end of said contour groove in a vertically floating or rotatable manner, said cover plate is disposed at the upper side of said pre-pressing block, said cover plate is provided with a pressing portion corresponding to said pre-pressing block and a hook corresponding to said buckle, said cover plate can rotate or move up and down relative to said contour groove, so that said pressing portion drives said pre-pressing block to move up and down or rotate along with said cover plate until said hook is driven by said cover plate to move or rotate to be fastened with said buckle, thereby fastening said electronic compass in said contour groove.
Technical Field
The invention relates to a test device, in particular to an intelligent watch compass function test device.
Background
With the continuous development of science and technology, electronic compasses are widely used in mobile phones, tablet computers, GPS, game consoles, watches, and other intelligent mobile electronic devices. The electronic compass is generally formed by integrating a magnetic induction part and a processing circuit, the manufacturing process is quite complex, hundreds of processing steps are involved, and the performance of the electronic compass can be affected by the non-specification of any one process. In practical use, a compass of the mobile electronic device needs to accurately sense a magnetic field direction and an intensity signal of a specific position, and particularly, whether the performance of the electronic compass applied to the smart watch is excellent is important, and whether the indicating function of the electronic compass is normal or not is often related to personal safety of a user in outdoor sports and field environments.
Therefore, after the smart watch with the compass function is assembled, parameter testing and calibration, such as zero offset, sensitivity and the like, must be performed one by one before the smart watch leaves a factory to ensure that products with consistent performance are obtained, and thus, the outflow of products with poor functions is avoided. When current carry out compass function test to intelligent wrist-watch, it sets up multiunit simulation magnetic field to correspond along the direction of X, Y, Z three axles mostly, through removing the electronic compass that awaits measuring in order to realize corresponding test in the magnetic field that corresponds, the structure of equipment is complicated relatively, and efficiency of software testing is lower a little relatively, and the motor that just drives usefulness has certain interference to magnetic field to the stability and the degree of accuracy of test have been influenced.
Therefore, there is a need for a smart watch compass function testing apparatus with simple structure, high testing efficiency and high testing accuracy to solve the above problems.
Disclosure of Invention
The invention aims to provide the intelligent watch compass function testing equipment which is simple in structure, high in testing efficiency and high in testing accuracy, so that the indication function of the electronic compass of the intelligent watch can be detected.
In order to achieve the above object, the present invention discloses a compass function testing device for a smart watch, which is used for testing the indication function of an electronic compass of the smart watch, and comprises a shielding box, a testing box and an electric cabinet enclosed in the shielding box, an upper coil, a lower coil, a carrier and an electric control device installed in the electric cabinet, wherein the electric control device is electrically connected to the upper coil, the lower coil and the carrier, a simulated magnetic field can be formed between the upper coil and the lower coil after being electrified, the carrier is obliquely arranged in the testing box, so that the induction center of the electronic compass clamped in the carrier is located at the center of the simulated magnetic field, and the magnetic field direction of the simulated magnetic field changes along with the change of the current direction in the upper coil and the lower coil, thereby realizing the test of the indicating function of the electronic compass in the north-south magnetic field simulated by the simulated magnetic field.
Preferably, the included angles between the electronic compass and the X-axis, the Y-axis and the Z-axis in the simulated magnetic field are all the same, and the included angle is 54.74 °.
Preferably, the upper coil and the lower coil are arranged in parallel and spaced in the test box, and both are rectangular or circular in shape.
Preferably, the test box and the electric cabinet are of an integrated structure, and the test box and the electric cabinet are separated by a partition plate.
Preferably, a support frame and a carrier plate are arranged in the test box, the support frame is fixedly arranged on the inner wall of the test box, an inclined part is convexly arranged towards the direction close to the simulated magnetic field, the carrier plate is arranged on the inclined part, and the carrier is clamped on the carrier plate.
Preferably, the carrier is detachably clamped on the carrier plate.
Preferably, the carrier has a slot corresponding to the outer contour of the carrier, the slot has a test circuit board therein, and the edge of the slot has a positioning column and a positioning block for positioning.
Preferably, the carrier is provided with a locking component, and the locking component can rotate or move relative to the slot, so that the upper end of the carrier is pressed against the slot.
Preferably, the carrier includes a contour groove, a switching circuit board disposed in the contour groove, and a fastening component, the electronic compass is disposed in the contour groove and can be electrically connected to the switching circuit board, and the fastening component is rotatably or movably disposed beside the contour groove for fastening the electronic compass in the contour groove.
Preferably, the fastening assembly includes a cover plate, a pre-pressing block and a buckle, the buckle is disposed at the left side end or/and the right side end of the contour groove, the pre-pressing block is disposed at the front side end of the contour groove in a vertically floating or rotatable manner, the cover plate is disposed at the upper side of the pre-pressing block, the cover plate is provided with a pressing portion corresponding to the pre-pressing block and a hook corresponding to the buckle, the cover plate can rotate or move up and down relative to the contour groove, so that the pressing portion drives the pre-pressing block to move or rotate up and down along with the pressing portion until the hook is driven by the cover plate to move or rotate to be fastened with the buckle, thereby fastening the electronic compass in the contour groove.
Compared with the prior art, the test box and the electric cabinet of the intelligent watch compass function test equipment provided by the invention are sealed in the shielding box, the upper coil, the lower coil and the carrier are arranged in the test box, and the simulated magnetic field formed by electrifying the upper coil and the lower coil is shielded by the test box and the shielding box and cannot be easily leaked, so that the stability and the accuracy of the test are effectively ensured. And the electric control device is arranged in the electric control box, so that the electric control device and the simulation magnetic field are arranged in a separated manner, the problem that the electric control device is magnetized to cause interference on a test result is reduced, and the test accuracy is effectively improved. Furthermore, the carrier is obliquely arranged in the test box, so that the induction center of the electronic compass clamped in the carrier is positioned at the central position of the simulated magnetic field, during testing, the electronic compass to be tested is fixed, and only the direction of the current of the two coils needs to be changed to change the direction of the magnetic field of the simulated magnetic field, so that different magnetic field environments are simulated, and the indication test of the electronic compass in the simulated north-south magnetic field environment can be realized. The intelligent watch compass function testing equipment provided by the invention is simple in structure and accurate in test, and effectively improves the testing efficiency.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of the intelligent watch compass function testing device.
Fig. 2 is a side view of the smart watch compass functionality test device of the present invention with some components hidden.
Fig. 3 is a perspective view of the internal structure of the intelligent watch compass function testing device of the present invention.
Fig. 4 is a plan view of the internal structure of the intelligent watch compass function testing device.
Fig. 5 is a schematic perspective view of a carrier plate according to the present invention.
Fig. 6 is a schematic plan view of a carrier according to the present invention.
Fig. 7 is a schematic perspective view of an unlocked carrier for a cover plate of a carrier according to the present invention.
Fig. 8 is a schematic perspective view of an angle of the carrier of the present invention.
Fig. 9 is a schematic perspective view of another angle of the carrier of the present invention.
Fig. 10 is a schematic plan view of a carrier according to the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
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With reference to fig. 1 to fig. 10, the operation process of the smart watch compass
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Compared with the prior art, the
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.
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