CN114152815A

CN114152815A - LCR test equipment

Info

Publication number: CN114152815A
Application number: CN202111406010.1A
Authority: CN
Inventors: 陈然; 李林康; 张国春
Original assignee: Shanghai Panyun Technology Co ltd
Current assignee: Shanghai Panyun Technology Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-03-08

Abstract

The invention relates to the technical field of testers, and particularly discloses LCR testing equipment. The LCR test equipment comprises a supporting platform, a detection assembly, a moving module, a positioning module and an LCR tester. The detection assembly and the device to be detected are arranged oppositely up and down; the movable module is arranged on the supporting platform, and the driving end of the movable module is connected with the detection assembly; the positioning module is arranged on the supporting platform and used for positioning and fixing the device to be detected; on the LCR tester was located and is removed the module, LCR tester and determine module electricity were connected. In the detection process, the device to be detected can be stably positioned through the positioning module, so that the LCR tester can stably measure the device to be detected through the detection assembly, and the detection precision of the device to be detected is improved; and the LCR test equipment can automatically complete the detection of the device to be detected without manual operation, thereby improving the detection efficiency of the device to be detected.

Description

LCR test equipment

Technical Field

The invention relates to the technical field of testers, in particular to LCR testing equipment.

Background

In the testing process of electronic devices, a special testing apparatus is usually used to test the performance of the electronic devices. And the LCR tester can accurately and stably test the inductance, the capacitance and the resistance of the electronic device. The LCR tester has the characteristics of direct functions, simple and convenient operation and the like, and can meet the test requirements of production line quality assurance, feeding inspection and electronic maintenance industry on electronic devices with lower budget.

In the prior art, an LCR tester needs manual testing when testing an electronic device, and the situations of unstable positioning and unstable measurement are easy to occur in the detection process, so that the detection precision of the electronic device is influenced; and manual operation of workers is needed during manual testing, so that the labor intensity is high, and the detection efficiency of the electronic device is influenced.

Disclosure of Invention

The invention aims to provide LCR testing equipment to solve the problems that positioning instability and measurement instability are easy to occur in the detection process in the prior art, and further the detection precision and the detection efficiency of an electronic device are influenced.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides LCR test equipment which is used for detecting a device to be detected, and comprises a supporting platform and a detecting platform, wherein the supporting platform comprises:

the detection assembly is arranged above the device to be detected;

the movable module is arranged on the supporting platform; the driving end of the movable module is connected with the detection assembly and used for adjusting the spatial position of the detection assembly so that the detection assembly can be pressed against the device to be detected;

the positioning module is arranged on the supporting platform and used for positioning and fixing the to-be-detected device;

the LCR tester is arranged on the movable module; the LCR tester is electrically connected with the detection assembly.

As an alternative of the LCR testing apparatus, the moving module includes an XY moving platform and a vertical driving module; the XY moving platform is arranged on the supporting platform, and the vertical driving module is arranged at the driving end of the XY moving platform; the detection assembly is connected to the driving end of the vertical driving module.

As an alternative to the LCR testing apparatus, the detecting assembly includes a detecting bracket and a probe, the detecting bracket is connected to the driving end of the moving module, and the probe is disposed on the detecting bracket; the lower end of the probe penetrates through the detection support and is arranged in a protruding mode and used for detecting a device to be detected.

As an alternative of the LCR testing apparatus, the detecting assembly further includes a pre-pressing block, the pre-pressing block is elastically disposed at a lower end of the detecting bracket, and a bottom height of the pre-pressing block is smaller than a bottom height of the probe.

As an alternative to the LCR testing apparatus, the positioning module includes a rotating platform and a rotating mechanism, and the rotating mechanism is disposed on the supporting platform; the driving end of the rotating mechanism is provided with the rotating platform, and the rotating mechanism is used for driving the rotating platform to rotate; the rotary platform is used for placing the device to be detected.

As an alternative of the LCR testing apparatus, the positioning module further includes a positioning assembly, and the positioning assembly is disposed on the rotating platform and used for positioning and fixing the device to be tested.

As an alternative to the LCR testing apparatus, the positioning assembly is disposed at an edge of the rotating platform.

As an alternative of the LCR testing apparatus, a short circuit detection assembly is disposed on the rotating platform, and the short circuit detection assembly is used for detecting whether the detection assembly is short-circuited.

As an alternative of the LCR testing apparatus, a pressure calibration component is further disposed on the rotating platform, and the pressure calibration component is configured to detect a pressure of the detection component on the device to be tested.

As an alternative to the LCR testing apparatus, a scanner is further disposed on the supporting platform, and the scanner is configured to read information of the device to be tested.

The invention has the beneficial effects that:

the LCR test equipment comprises a supporting platform, a detection assembly, a moving module, a positioning module and an LCR tester. Wherein, remove the module and locate on supporting platform, remove the drive end of module and connect the determine module, through removing the spatial position of module adjustment determine module to make determine module can support and press and wait to detect the device, and then the LCR tester of being connected with the determine module electricity can detect waiting to detect the device. In the detection process, the device to be detected can be stably positioned through the positioning module, so that the LCR tester can stably measure the device to be detected through the detection assembly, and the detection precision of the device to be detected is improved; and the LCR test equipment can automatically complete the detection of the device to be detected without manual operation, thereby improving the detection efficiency of the device to be detected.

Drawings

FIG. 1 is a schematic structural diagram of an LCR testing apparatus provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a mobile module according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a detecting assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a positioning module according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a positioning assembly according to an embodiment of the present invention.

In the figure:

1. a support platform; 2. a detection component; 21. detecting the bracket; 22. a probe; 23. pre-briquetting; 3. a moving module; 31. an XY moving stage; 32. a vertical driving module; 4. a positioning module; 41. rotating the platform; 42. a rotation mechanism; 43. a positioning assembly; 431. positioning a plate; 432. positioning pins; 44. a short circuit detection component; 45. a pressure calibration assembly; 5. an LCR tester; 6. a scanner.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1 to 5, the present embodiment provides an LCR testing apparatus, which can be used to detect a device to be detected, and further can accurately and stably test inductance, capacitance, and resistance of the device to be detected.

As shown in fig. 1, the LCR testing apparatus includes a support platform 1, a detecting member 2, a moving module 3, a positioning module 4, and an LCR tester 5. The positioning module 4 is arranged on the supporting platform 1 and used for positioning and fixing the to-be-detected device, so that the position of the to-be-detected device is stable, and the situation of shaking and the like in the moving process can be avoided. On supporting platform 1 was located to removal module 3, removal module 3's drive end was connected determine module 2 for the spatial position of adjustment determine module 2 makes determine module 2 can support to press on waiting to detect the device, and then accomplishes LCR test equipment and to waiting to detect the detection of detecting the device. Wherein, the detection component 2 is arranged above the device to be detected, so that the detection component 2 is convenient to align to the detection component 2 after moving and is pressed against the detection component 2. Optionally, the support platform 1 is further provided with a scanner 6, and the scanner 6 is used for reading information of the to-be-detected device, so that the LCR test equipment can conveniently judge the type or model of the to-be-detected device, and the subsequent detection of the to-be-detected device is facilitated.

Further, on LCR tester 5 located removal module 3, and LCR tester 5 is connected with the detection component 2 electricity, and then can detect waiting to detect the device with the LCR tester 5 that the detection component 2 electricity is connected. The device to be detected can be stably positioned through the positioning module 4 in the detection process, so that the LCR tester 5 can stably measure the device to be detected through the detection assembly 2, and the detection precision of the device to be detected is improved. And the LCR test equipment can automatically complete the detection of the device to be detected without manual operation, thereby improving the detection efficiency of the device to be detected and further improving the production efficiency of products. Optionally, the device to be detected is an infinite charger coil. Of course, the device to be detected may also be other devices capable of being detected by using the LCR testing apparatus, and this embodiment is not particularly limited.

As shown in fig. 2, the moving module 3 includes an XY moving stage 31 and a vertical driving module 32. The XY moving platform 31 is arranged on the supporting platform 1, the vertical driving module 32 is arranged at the driving end of the XY moving platform 31, and then the vertical driving module 32 can move in the horizontal plane through the XY moving platform 31. Simultaneously, determine module 2 is connected in the drive end of vertical drive module 32 to determine module 2 can follow vertical drive module 32 and remove in the horizontal plane, and determine module 2 can remove in the vertical direction through vertical drive module 32, and then can drive determine module 2 through XY moving platform 31 and vertical drive module 32 and support to press on waiting to detect the device, in order to accomplish the detection of LCR test equipment to waiting to detect the device. Specifically, vertical drive module 32 includes vertical drive module body and sliding block, and the drive end of XY moving platform 31 is located to vertical drive module body, and the sliding block slides along vertical direction and locates on the lateral wall of vertical drive module body, and then connects and can follow the sliding block and remove in vertical direction in the determine module 2 of sliding block. Wherein, the top of vertical drive module body is located to the LCR detector to improve LCR test equipment's space utilization.

As shown in fig. 3, the detecting unit 2 includes a detecting support 21 and a probe 22. Detection support 21 connects in the drive end that removes module 3, and probe 22 locates the lower extreme that detects support 21 for probe 22 can remove at horizontal direction and vertical direction under the drive that detects support 21. Wherein, the lower extreme of probe 22 passes through behind the detection support 21 protrusion setting to be used for detecting and wait to detect the device, make the bottom of probe 22 can aim at and wait to detect the device, and with waiting to detect the device contact, and then improved the detection precision that waits to detect the device, avoid appearing detection error. Specifically, the detecting bracket 21 is fixedly connected to the slide block of the vertical driving module 32.

Further, the detection assembly 2 still includes the briquetting 23 in advance, the lower extreme of detection support 21 is located to the briquetting 23 elasticity, and the bottom height of the briquetting 23 is less than the bottom height of probe 22, when making the detection assembly 2 support to press on waiting to detect the device, the briquetting 23 supports earlier and presses on the location module 4, probe 22 supports again and presses on waiting to detect the device afterwards, and then can ensure through the briquetting 23 that probe 22 can accurately and stably support and press on waiting to detect the device, avoid pressing on the location module 4 because of probe 22 supports, and cause the damage of probe 22. Specifically, pre-compaction piece 23 slides along vertical direction and locates on detecting support 21, and be provided with the elastic component between pre-compaction piece 23 and detecting support 21, the elastic component is connected pre-compaction piece 23 and is detected support 21, when guaranteeing that pre-compaction piece 23 is not contacting location module 4, the bottom height of pre-compaction piece 23 is less than the bottom height of probe 22, and the elastic component can make and have the motion trend of keeping away from relatively between pre-compaction piece 23 and the detecting support 21 all the time, and then when pre-compaction piece 23 pushed down, the elastic component can make and push down the process steady.

As shown in fig. 4 to 5, the positioning module 4 includes a rotary table 41 and a rotary mechanism 42. The rotating mechanism 42 is arranged on the supporting platform 1, the rotating platform 41 is arranged at the driving end of the rotating mechanism 42, and then the rotating mechanism 42 can drive the rotating platform 41 to rotate, so that the device to be detected placed on the rotating platform 41 can rotate along with the rotating platform 41, the LCR testing equipment can adjust the position of the device to be detected in the horizontal plane, and the probe 22 can be conveniently aligned with the device to be detected. Optionally, the rotating mechanism 42 includes a slip ring motor, a driving end of the slip ring motor is connected to the rotating platform 41, and the slip ring motor has high rotation precision, so that the position precision of the rotation angle of the rotating platform 41 can be ensured, and further the detection precision of the device to be detected is improved.

Further, the positioning module 4 includes a positioning assembly 43, and the positioning assembly 43 is disposed on the rotating platform 41 and is used for positioning and fixing the device to be detected so as to ensure stability of the device to be detected on the rotating platform 41. Specifically, be provided with the constant head tank on rotary platform 41, wait to detect the device and locate in the constant head tank, locating component 43 includes locating plate 431 and locating pin 432, and locating plate 431 can be fixed in the constant head tank through locating pin 432, and locating plate 431 can compress tightly and wait to detect the device, and simultaneously, has seted up the through-hole on the locating plate 431, and probe 22 can pass the through-hole and support to press on waiting to detect the device, and probe 22 can be connected with waiting to detect the device electricity, and then accomplishes LCR test equipment and to waiting the detection of detecting the device. Alternatively, the positioning assemblies 43 are disposed at the edge of the rotating platform 41, and after the rotating platform 41 rotates, the device to be detected fixed by any one of the positioning assemblies 43 on the rotating platform 41 can be moved to a position aligned with the probe 22 in the vertical direction.

Further, the rotating platform 41 is provided with a short-circuit detection assembly 44, and the short-circuit detection assembly 44 is used for detecting whether the detection assembly 2 is short-circuited or not, so that damage to a device to be detected and further improvement of detection cost caused by short circuit of the detection assembly 2 are avoided. Still be equipped with pressure calibration subassembly 45 on rotary platform 41, pressure calibration subassembly 45 is used for detecting the pressure of detecting component 2 to waiting to detect the device to make things convenient for the staff to adjust detecting component 2, avoid detecting component 2 to treat when the pressure that detecting device produced is too big, the damage of probe 22 on the detecting component 2 that causes and wait to detect the damage of device.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An LCR test apparatus for testing a device to be tested, characterized in that it comprises a support platform (1) and:

the detection assembly (2), the detection assembly (2) is arranged above the device to be detected;

the moving module (3) is arranged on the supporting platform (1); the driving end of the movable module (3) is connected with the detection component (2) and is used for adjusting the spatial position of the detection component (2) so that the detection component (2) can be pressed against the device to be detected;

the positioning module (4) is arranged on the supporting platform (1) and used for positioning and fixing the device to be detected;

the LCR tester (5) is arranged on the movable module (3); the LCR tester (5) is electrically connected with the detection component (2).

2. LCR test device according to claim 1, characterized in that the movement module (3) comprises an XY movement platform (31) and a vertical drive module (32); the XY moving platform (31) is arranged on the supporting platform (1), and the vertical driving module (32) is arranged at the driving end of the XY moving platform (31); the detection assembly (2) is connected to the driving end of the vertical driving module (32).

3. The LCR testing apparatus according to claim 1, wherein the detecting component (2) comprises a detecting bracket (21) and a probe (22), the detecting bracket (21) is connected to the driving end of the moving module (3), and the probe (22) is arranged on the detecting bracket (21); the lower end of the probe (22) penetrates through the detection support (21) and then protrudes out for detecting the device to be detected.

4. The LCR testing apparatus according to claim 3, wherein the detecting component (2) further comprises a pre-pressing block (23), the pre-pressing block (23) is elastically arranged at the lower end of the detecting bracket (21), and the bottom height of the pre-pressing block (23) is smaller than that of the probe (22).

5. LCR testing device according to claim 1, characterized in that said positioning module (4) comprises a rotating platform (41) and a rotating mechanism (42), said rotating mechanism (42) being provided on said support platform (1); the driving end of the rotating mechanism (42) is provided with the rotating platform (41), and the rotating mechanism (42) is used for driving the rotating platform (41) to rotate; the rotary platform (41) is used for placing the device to be detected.

6. LCR test device according to claim 5, wherein the positioning module (4) further comprises a positioning assembly (43), said positioning assembly (43) being arranged on the rotating platform (41) for positioning and fixing the device to be tested.

7. LCR test device according to claim 6, characterized in that the positioning assembly (43) is provided at the edge of the rotating platform (41).

8. LCR testing device according to claim 5, characterized in that the rotating platform (41) is provided with a short detection assembly (44), the short detection assembly (44) being adapted to detect whether the detection assembly (2) is short-circuited.

9. LCR testing device according to claim 5, characterized in that on the rotating platform (41) is also provided a pressure calibration assembly (45), said pressure calibration assembly (45) being adapted to detect the pressure of the detecting assembly (2) against the device to be tested.

10. LCR testing device according to claim 1, wherein said support platform (1) is further provided with a scanner (6), said scanner (6) being adapted to read information of said device under test.