CN212086453U

CN212086453U - Earphone test equipment

Info

Publication number: CN212086453U
Application number: CN202021147988.1U
Authority: CN
Inventors: 郭霞云; 赵永斌; 刘玉诚
Original assignee: Shenzhen Cannice Technology Co Ltd
Current assignee: Shenzhen Cannice Technology Co Ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2020-12-04
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses an earphone test device, which improves the detection efficiency and comprises a bottom plate and a product seat component, wherein the product seat component is arranged on the bottom plate; a communication testing component is arranged between the bottom plate and the product seat component and is fixedly connected with the bottom plate; the product seat assembly is connected with the communication test assembly in a sliding manner along the pressurizing direction of the pressure head assembly; and a test assembly is also arranged on one side of the product seat assembly. When the earphone is detected, the pressure head component pushes the product seat component to move towards the direction close to the communication test component, so that the product seat component is electrically connected with the communication test component to perform a first test; meanwhile, the testing component carries out second testing on the earphone. The earphone positioned at the same station is tested through the communication testing component and the testing component, so that the earphone testing equipment has the function of single-station multifunctional testing, the structure of the earphone testing equipment is simplified, and the detection efficiency is improved.

Description

Earphone test equipment

Technical Field

The utility model relates to an automatic test field especially relates to an earphone test equipment.

Background

With the development of electronic technology, various electronic products have become an indispensable part of daily life, and among them, earphones are more necessary. As the market of TWS headsets (True Wireless Stereo bluetooth headsets) continues to get warm, the functionality of TWS headsets is gradually increased, and more testing sessions of TWS headsets are required when producing TWS headsets.

At present, a method of testing one function by one work station is adopted in a testing link of the TWS earphone, or the functions of the TWS earphone are detected one by one manually, so that the existing earphone testing equipment has redundant structure and low detection efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an earphone test equipment solves the problem that current earphone test equipment is inefficiency.

To achieve the purpose, the utility model adopts the following technical proposal:

an earphone test device comprises a bottom plate and a product seat assembly, wherein the product seat assembly is arranged on the bottom plate;

a communication test component which is electrically connected with the earphone and used for carrying out first test on the earphone is arranged between the bottom plate and the product seat component, and the communication test component is fixedly connected with the bottom plate;

the bottom plate is provided with a pressure head assembly, the product seat assembly can be pushed by the pressure head assembly, and the product seat assembly is connected with the communication test assembly in a sliding mode along the pressurizing direction of the pressure head assembly;

and a test component for carrying out a second test on the earphone after the product seat component is pushed by the pressure head component is further arranged on one side of the product seat component.

Optionally, the ram assembly comprises a ram plate and a ram drive; the pressure head plate is fixedly connected with the movable end of the pressure head driving piece, and the pressure head driving piece is arranged on the bottom plate;

and a pressing block capable of being abutted against the product seat assembly is arranged on one side of the pressing head plate close to the bottom plate.

Optionally, the pressing block comprises a main pressing block capable of abutting against the product seat assembly and a pre-pressing block capable of abutting against an earphone;

the pressure head plate comprises a pressure head bottom plate, the pressure head bottom plate is fixedly connected with the main pressure block, and a pressure head sealing plate is fixedly connected to one side, away from the bottom plate, of the pressure head bottom plate;

the pressing head bottom plate is provided with a pre-pressing down chute corresponding to the position of the pre-pressing block, the pressing head sealing plate is provided with a pre-pressing up chute corresponding to the position of the pre-pressing block, the pre-pressing down chute and the pre-pressing up chute are in butt-joint and surrounding arrangement to form a pre-pressing chute, and the end part of the pre-pressing block is movably sleeved in the pre-pressing chute;

the pre-pressing device is characterized in that a pre-pressing pressure spring is arranged in the pre-pressing chute, one end of the pre-pressing pressure spring is abutted to the end of the pre-pressing block, and the other end of the pre-pressing pressure spring is abutted to the bottom of the pre-pressing chute.

Optionally, the communication testing assembly comprises a communication bottom plate, the communication bottom plate is fixedly connected with the bottom plate, and a guide shaft is arranged on one side of the communication bottom plate, which is far away from the bottom plate;

the product seat assembly comprises a product base, a linear bearing is fixedly connected to the position, corresponding to the guide shaft, of the product base, and one end, far away from the product base, of the guide shaft is movably sleeved in the linear bearing;

the guide shaft sleeve is provided with a return spring, one end of the return spring is abutted to the communication bottom plate, and the other end of the return spring is abutted to the linear bearing.

Optionally, a probe for communicating with the earphone is connected to the communication bottom plate, and a test board is connected to the other end of the probe;

and the product base is provided with an avoidance groove corresponding to the position of the probe.

Optionally, the test board includes a charging current test module for performing a charging current test on the earphone.

Optionally, the test assembly comprises a first test drive and a second test drive;

the movable end of the first test driving piece is connected with a first test mounting plate, and a first test element is arranged on the first test mounting plate;

the movable end of the second test driving piece is connected with a second test mounting plate, and a second test element is arranged on the second test mounting plate.

Optionally, the first test element and the second test element each comprise a stylus.

Optionally, the touch pen is fixedly connected with an LED analyzer.

Optionally, the first test element and the second test element each comprise a microphone assembly for performing a listening test on an earphone;

the bottom plate is connected with a shielding box.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the earphone testing equipment provided by the utility model is used for testing the earphone, the pressure head component pushes the product seat component to move towards the direction close to the communication testing component, so that the product seat component is electrically connected with the communication testing component to perform a first test; meanwhile, the testing component carries out second testing on the earphone. The earphone positioned at the same station is tested through the communication testing component and the testing component, so that the earphone testing equipment has the function of single-station multifunctional testing, the structure of the earphone testing equipment is simplified, and the detection efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.

Fig. 1 is a schematic perspective view of an overall structure of an earphone testing device provided in an embodiment of the present invention;

fig. 2 is a schematic top view of the earphone testing device provided in the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at C;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

fig. 6 is a schematic structural diagram of a product holder assembly and a communication test assembly according to an embodiment of the present invention.

Illustration of the drawings: 1. a base plate; 2. a product holder assembly; 21. a product base; 22. a linear bearing;

3. a ram assembly; 31. a head pressing plate; 311. a ram base plate; 312. a pressure head closing plate; 313. pre-pressing down the chute; 314. pre-pressing a chute; 32. a ram drive; 33. briquetting; 331. a main pressing block; 332. pre-briquetting;

4. a communication test component; 41. a communications backplane; 42. a guide shaft; 43. a probe;

5. testing the component; 51. a first test drive; 52. a second test drive; 53. a first test mounting plate; 54. a second test mounting plate; 55. a first test element; 56. a second test element.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 6, fig. 1 is a schematic perspective view of an overall structure of an earphone testing device provided in an embodiment of the present invention, fig. 2 is a schematic top view of the earphone testing device provided in an embodiment of the present invention, fig. 3 is a schematic cross-sectional view of fig. 2 along a-a, fig. 4 is a partial enlarged view of fig. 3 at a C, fig. 5 is a partial enlarged view of fig. 2 at a B, and fig. 6 is a schematic structural view of a product seat assembly and a communication testing assembly provided in an embodiment of the present invention.

The embodiment of the utility model provides an whether normal scene of function of earphone test equipment mainly is applied to and detects the TWS earphone, and the earphone test equipment that this embodiment provided has optimized the structure, has improved detection efficiency.

As shown in fig. 1 and 2, the earphone testing device provided in this embodiment includes a bottom plate 1 and a product holder assembly 2 for accommodating an earphone, where the product holder assembly 2 is disposed on the bottom plate 1;

a communication testing component 4 which is electrically connected with the earphone and used for testing the earphone is arranged between the bottom plate 1 and the product seat component 2, and the communication testing component 4 is fixedly connected with the bottom plate 1; the bottom plate 1 is provided with a pressure head assembly 3 which is used for pushing the product seat assembly 2 and enabling the communication testing assembly 4 to be electrically connected with the earphone, and the product seat assembly 2 is connected with the communication testing assembly 4 in a sliding mode along the pressurizing direction of the pressure head assembly 3;

one side of the product seat assembly 2 is also provided with a testing assembly 5 for testing the earphone after the product seat assembly 2 is pushed by the pressure head assembly 3.

The pressing direction refers to a direction in which the head plate 31 of the head assembly 3 moves by the head driver 32. Specifically, when the earphone is subjected to first detection, the pressure head assembly 3 pushes the product seat assembly 2 to move towards the direction close to the communication test assembly 4, so that the product seat assembly 2 is electrically connected with the communication test assembly 4 to perform first test; at the same time, the testing component 5 performs a second test on the headset. The earphone positioned at the same station is tested through the communication testing component 4 and the testing component 5, so that the earphone testing equipment has the characteristic of single-station multifunctional testing, the structure of the earphone testing equipment is simplified, and the detection efficiency is improved. The first test comprises a charging current test, a left ear and right ear automatic pairing test and the like; the second test comprises a touch test, an LED lamp test, a listening test and the like.

Further, as shown in fig. 3, the ram assembly 3 includes a ram plate 31 and a ram driver 32 for driving the ram plate 31 to move in a pressing direction; the pressure head plate 31 is fixedly connected with the movable end of the pressure head driving piece 32, and the pressure head driving piece 32 is arranged on the bottom plate 1;

one side of the pressure head plate 31 close to the bottom plate 1 is provided with a pressure block 33 used for abutting against the product seat assembly 2.

Specifically, in the present embodiment, the driving member 32 of the pressing head is a sliding cylinder, which can drive the pressing block 33 to move along the pressing direction; the ram drive 32 may also be a push rod motor, or a motor connected to a ball screw module; wherein, when the pressure head driving piece 32 is a sliding table cylinder, the pressure head driving piece 32 is low in cost, simple to control and stable to move.

Further, as shown in fig. 4 and 6, the press block 33 includes a main press block 331 for abutting against the product holder assembly 2 and a pre-press block 332 for pre-pressing the earphone;

the pressure head plate 31 comprises a pressure head bottom plate 311, the pressure head bottom plate 311 is fixedly connected with a main pressure block 331, and one side of the pressure head bottom plate 311, which is far away from the bottom plate 1, is fixedly connected with a pressure head sealing plate 312;

a pre-pressing sliding groove 313 is formed in the position, corresponding to the pre-pressing block 332, of the pressing head bottom plate 311, a pre-pressing upper sliding groove 314 is formed in the position, corresponding to the pre-pressing block 332, of the pressing head sealing plate 312, the pre-pressing lower sliding groove 313 and the pre-pressing upper sliding groove 314 are in butt-surrounding arrangement to form a pre-pressing sliding groove, and the end portion of the pre-pressing block 332 is movably sleeved in the pre-;

a pre-pressing pressure spring is arranged in the pre-pressing sliding groove, one end of the pre-pressing pressure spring is abutted to the end part of the pre-pressing block 332, and the other end of the pre-pressing pressure spring is abutted to the groove bottom of the pre-pressing upper sliding groove 314.

When the earphone is pressurized, the pressure head driving piece 32 drives the pressure head plate 31 to move towards the direction close to the product seat assembly 2 along the pressurizing direction; until the pre-pressing head 332 abuts against the earphone, the relative position of the pre-pressing block 332 and the main pressing block 331 is unchanged; after the pre-pressing head 332 abuts against the earphone, the pressing head plate 31 continues to move towards the direction close to the product holder assembly 2 along the pressing direction under the driving of the pressing head driving member 32, the pre-pressing block 332 is kept in the original position due to abutting against the earphone, but the pre-pressing block 332 and the pre-pressing chute slide relatively, and compress the pre-pressing pressure spring until the main pressing block 331 abuts against the product holder assembly 2. After the main pressing block 331 abuts against the product seat assembly 2, the pressing head plate 31 continues to move in the direction close to the communication testing assembly 4 along the pressurizing direction under the driving of the pressing head driving member 32 until the communication testing assembly 4 is electrically connected with the earphone, so that the earphone enters a detection link. After the communication testing component 4 is electrically connected with the earphone, the communication testing component 4 starts the earphone, and the earphone testing equipment is ready for testing the earphone. Wherein, through the elastic pressing of the pre-pressing head 332 to the earphone, when the earphone is stably fixed on the product holder assembly 2, the earphone is prevented from being scratched.

Further, as shown in fig. 6, the communication testing component 4 includes a communication backplane 41, the communication backplane 41 is fixedly connected to the backplane 1, and a guide shaft 42 is disposed on a side of the communication backplane 41 away from the backplane 1;

the product seat assembly 2 comprises a product base 21, a linear bearing 22 is fixedly connected to the product base 21 at a position corresponding to the guide shaft 42, and one end, far away from the product base 21, of the guide shaft 42 is movably sleeved in the linear bearing 22;

the guide shaft 42 is fitted with a return spring, one end of which abuts against the communication board 41 and the other end of which abuts against the linear bearing 22. Specifically, reset spring plays the effect that supports product holder subassembly 2 and reset product holder subassembly 2, and after the earphone test, pressure head driving piece 32 resets, and pressure head board 31 also gets back to the normal position under pressure head driving piece 32's effect, and product holder subassembly 2 resets under reset spring's effect, and the disconnection earphone is connected with the electricity of communication test subassembly 4 to in the test to next group's earphone.

The guide shaft 42 and the linear bearing 22 are matched to ensure the accuracy of the movement position of the product holder assembly 2, and conditions are provided for stable communication of the headset. In the process of testing the earphone, the impact force received by the product seat assembly is counteracted through the matching of the product seat assembly and the product seat assembly, so that the deviation of the pressurizing direction of the product seat assembly 2 is avoided, the service life of the earphone detection equipment which is damaged by parts of the earphone detection equipment can be effectively protected, and the stability and the service life of the earphone detection equipment can be improved.

Further, as shown in fig. 6, a probe 43 for communicating with the earphone is connected to the communication backplane 41, and a test board for testing the earphone is connected to the other end of the probe 43;

an avoiding groove is formed in the position, corresponding to the probe 43, of the product base 21.

It should be added that the number of the probes 43 is two for each earphone, so as to connect the positive and negative terminals in the circuit board of the earphone.

Further, the test board comprises a charging current test module for testing the charging current of the earphone. The earphone electrically connected with the probe 43 can be subjected to a charging current test through the charging current test module. Additionally, the test board also comprises an earphone left and right ear pairing module so as to automatically pair and test the left and right ears of the earphone.

Further, as shown in fig. 5, the test assembly 5 comprises a first test drive member 51 and a second test drive member 52;

the movable end of the first test driving piece 51 is connected with a first test mounting plate 53, and a first test element 55 for testing the left earphone of the paired earphones is arranged on the first test mounting plate 53;

a second test mounting plate 54 is connected to the movable end of the second test actuator 52, and a second test element 56 for testing the right earphone of the pair of earphones is disposed on the second test mounting plate 54.

When testing the earphone, the first test driving unit 51 and the second test driving unit 52 perform corresponding actions according to test specifications according to test requirements, and the first test element 55 and the second test element 56 perform specified actions.

It should be noted that the first test driving member 51 and the second test driving member 51 are both air cylinders, and the bottom plate 1 is further provided with an air pressure gauge for displaying and adjusting the whole air pressure of the earphone detection device and an electromagnetic valve assembly for controlling the air cylinders and the sliding table air cylinders to act according to instructions transmitted by a program of the single chip microcomputer after the earphone detection device is powered on and ventilated.

In a specific embodiment, the first test element 55 and the second test element 56 each comprise a stylus for touch testing of the headset. And performing touch test on the earphone through the touch pen to verify whether the sensor function, the correction value, the product software and the like of the earphone are normal.

Further, the touch pen is fixedly connected with an LED analyzer for testing the LED lamp of the earphone. The LED analyzer can detect whether the LED lamp on the earphone is normal.

In a particular embodiment, first test element 55 and second test element 56 each include a microphone assembly for performing a listening test on the headset;

the bottom plate 1 is connected with a shielding box for shielding the earphone testing equipment. The listening test of the earphone can be completed through the microphone marking assembly and the shielding box.

In summary, the earphone testing device provided by this embodiment realizes multiple detections on an earphone by a single device, has testing links such as an automatic touch test, an automatic left and right ear pairing test, a charging current test, a listening test, and has the characteristics of high stability and long service life.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An earphone testing device, comprising a base plate (1) and a product holder assembly (2), wherein the product holder assembly (2) is arranged on the base plate (1);

a communication testing component (4) which is electrically connected with an earphone and used for carrying out first testing on the earphone is arranged between the bottom plate (1) and the product seat component (2), and the communication testing component (4) is fixedly connected with the bottom plate (1);

a pressure head assembly (3) is arranged on the bottom plate (1), the product seat assembly (2) can be pushed by the pressure head assembly (3), and the product seat assembly (2) is connected with the communication test assembly (4) in a sliding mode along the pressurizing direction of the pressure head assembly (3);

and a testing component (5) for carrying out a second test on the earphone after the product seat component (2) is pushed by the pressure head component (3) is further arranged on one side of the product seat component (2).

2. The earphone testing device according to claim 1, wherein the ram assembly (3) comprises a ram plate (31) and a ram drive (32); the pressure head plate (31) is fixedly connected with the movable end of the pressure head driving piece (32), and the pressure head driving piece (32) is arranged on the bottom plate (1);

one side of the pressure head plate (31) close to the bottom plate (1) is provided with a pressure block (33) which can be abutted against the product seat assembly (2).

3. The earphone testing device according to claim 2, wherein the press block (33) comprises a main press block (331) abuttable to the product holder assembly (2) and a pre-press block (332) abuttable to an earphone;

the pressure head plate (31) comprises a pressure head bottom plate (311), the pressure head bottom plate (311) is fixedly connected with the main pressure block (331), and a pressure head sealing plate (312) is fixedly connected to one side, far away from the bottom plate (1), of the pressure head bottom plate (311);

a pre-pressing sliding groove (313) is formed in the position, corresponding to the pre-pressing block (332), of the pressing head bottom plate (311), a pre-pressing sliding groove (314) is formed in the position, corresponding to the pre-pressing block (332), of the pressing head sealing plate (312), the pre-pressing sliding groove (313) and the pre-pressing sliding groove (314) are in butt-surrounding arrangement to form a pre-pressing sliding groove, and the end portion of the pre-pressing block (332) is movably sleeved in the pre-pressing sliding groove;

a pre-pressing pressure spring is arranged in the pre-pressing sliding groove, one end of the pre-pressing pressure spring is abutted to the end of the pre-pressing block (332), and the other end of the pre-pressing pressure spring is abutted to the bottom of the pre-pressing sliding groove (314).

4. The headset testing device according to claim 1, characterized in that the communication testing assembly (4) comprises a communication backplane (41), the communication backplane (41) being fixedly connected with the backplane (1), the communication backplane (41) being provided with a guide shaft (42) at a side remote from the backplane (1);

the product seat assembly (2) comprises a product base (21), a linear bearing (22) is fixedly connected to the position, corresponding to the guide shaft (42), of the product base (21), and one end, far away from the product base (21), of the guide shaft (42) is movably sleeved in the linear bearing (22);

the guide shaft (42) is sleeved with a return spring, one end of the return spring is abutted to the communication bottom plate (41), and the other end of the return spring is abutted to the linear bearing (22).

5. The earphone test device according to claim 4, wherein a probe (43) for communicating with the earphone is connected to the communication backplane (41), and a test board is connected to the other end of the probe (43);

an avoiding groove is formed in the position, corresponding to the probe (43), of the product base (21).

6. The earphone test device according to claim 5, wherein the test board comprises a charging current test module for performing a charging current test on the earphone.

7. The earphone test device according to claim 1, wherein the test assembly (5) comprises a first test drive (51) and a second test drive (52);

the movable end of the first test driving piece (51) is connected with a first test mounting plate (53), and a first test element (55) is arranged on the first test mounting plate (53);

the movable end of the second test driving piece (52) is connected with a second test mounting plate (54), and a second test element (56) is arranged on the second test mounting plate (54).

8. The headphone test device according to claim 7, characterized in that the first test element (55) and the second test element (56) each comprise a stylus.

9. The headset testing device of claim 8, wherein the stylus is fixedly connected with an LED analyzer.

10. The earphone test device according to claim 7, wherein the first test element (55) and the second test element (56) each comprise a microphone assembly for listening tests on earphones;

the bottom plate (1) is connected with a shielding box.