CN117082433A - Earphone testing device and earphone testing method - Google Patents

Abstract

The application discloses an earphone testing device and an earphone testing method, wherein an earphone is placed on a fixing mechanism, a weight accessory is placed on a bearing mechanism, the gravity of the weight accessory is transmitted to a button of the earphone through a butt joint piece, so that preset testing pressure is applied to a pressure sensor, the preset testing pressure applied each time is consistent as the gravity of the weight accessory is unchanged, the earphone feeds back the detecting pressure of the pressure sensor to a control unit, and the control unit determines whether the pressure sensor is qualified or not according to the detecting pressure and a preset pressure threshold range.

Description

Earphone testing device and earphone testing method

Technical Field

The application relates to the technical field of earphone testing, in particular to an earphone testing device and an earphone testing method.

Background

The earphone generally detects the key action of a user through the pressure sensor, and before the earphone leaves the factory, the pressure sensor in the earphone needs to be tested to confirm whether the product is qualified.

The existing method often applies force to the pressure sensor in a manual pressing mode, so that the pressure sensor is detected. However, the strength of pressing the keys is uneven manually, the consistency of the test cannot be ensured, and whether the pressure sensor of each earphone meets the performance requirement is difficult to accurately judge.

A headset key detection device presses a headset key through an electric driving device, however, an electric control system of the headset key detection device is complex and has high cost.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides an earphone testing device and an earphone testing method, which can solve the problems that the existing earphone testing technology cannot accurately judge whether the pressure sensor meets the performance requirement and has higher cost.

An earphone testing device according to an embodiment of the first aspect of the present application includes:

a base;

the fixing mechanism is arranged on the base and used for placing the earphone;

the force application mechanism is arranged on the base and comprises a bearing assembly and a weight fitting, the bearing assembly is provided with an abutting piece, the abutting piece is used for abutting against a button of the earphone, the weight fitting is arranged on the bearing assembly, and the gravity of the weight fitting is guided to the button by the abutting piece, so that a preset test pressure is applied to a pressure sensor of the earphone;

the control unit is in communication connection with the earphone, the earphone feeds back the detection pressure of the pressure sensor to the control unit, and the control unit determines whether the pressure sensor is qualified or not according to the detection pressure and a preset pressure threshold range.

The earphone testing device according to the embodiment of the first aspect of the present application has at least the following advantages:

through placing the earphone on fixed establishment, weight accessory is placed on supporting mechanism, and the weight of weight accessory is conducted the button of giving the earphone through the butt piece to apply the test pressure that presets to pressure sensor, because the weight of weight accessory is unchangeable, the test pressure that presets that at every turn applys is unanimous, and the pressure sensor's of earphone feedback detection pressure to the control unit, and the control unit is qualified according to detection pressure and the threshold value scope of pressure of preseting. Compared with the existing earphone test technology, the earphone test device provided by the embodiment of the application has the advantages that whether the pressure sensor of each earphone meets the performance requirement can be accurately judged due to the fact that the preset test pressure applied to each earphone is consistent, the structure is simple, and the test cost is low.

According to some embodiments of the application, the support assembly comprises a support assembly, a first plate, a second plate, a first sleeve and a limiting rod, wherein the bottom of the first plate is fixedly connected with the base, the first sleeve is fixedly connected with the first plate, the first sleeve is sleeved on the limiting rod, and the bottom end of the limiting rod is fixedly connected with the support assembly.

According to some embodiments of the application, the lifting mechanism further comprises a buffer assembly, the buffer assembly comprises a support column, a spring and a second sleeve, the bottom of the support column is fixedly connected with the base, the spring is sleeved on the support column, the second sleeve is fixedly connected with the top of the spring, and the second sleeve is fixedly connected with the bearing assembly.

According to some embodiments of the application, the bearing assembly comprises a third plate and a first container, wherein a first containing cavity is arranged at the top of the first container for placing the weight fitting, a first connecting piece is arranged at the bottom of the first container, the abutting piece is arranged at the bottom of the first connecting piece, a first through hole is formed in the third plate, the first through hole corresponds to the first connecting piece in size, the first connecting piece penetrates through the first through hole, and the abutting piece extends out of the first through hole.

According to some embodiments of the application, the bottom of the first accommodating body is provided with a plurality of limiting pieces, the third plate is correspondingly provided with a plurality of limiting holes, and the limiting pieces are arranged in the limiting holes in a penetrating mode.

According to some embodiments of the application, the weight fitting comprises a plurality of first weights and a second weight, the first weights are first columns with bosses at bottoms, second accommodating cavities corresponding to the bosses in size are arranged at tops of the first columns, and the second weights are second columns corresponding to the second accommodating cavities in size.

According to some embodiments of the application, the fixing mechanism comprises a second accommodating body and a cover body, one side of the cover body is hinged with the second accommodating body, a third accommodating cavity is formed in the second accommodating body and used for accommodating the earphone, a fourth accommodating cavity is formed in the cover body, when the cover body covers the second accommodating body, the combined cavity formed by the third accommodating cavity and the fourth accommodating cavity corresponds to the head of the earphone in size, and the handle of the earphone extends out of the cavity.

According to some embodiments of the application, the earphone comprises a base, a first convex part is arranged on one side of the base, a second through hole is arranged on the first convex part, and the probe is arranged in the second through hole and is aligned with a signal terminal of the earphone.

According to some embodiments of the application, the device further comprises a pushing assembly, wherein the pushing assembly comprises a handle, a second connecting piece and a push rod, one end of the handle is hinged to the base, one end of the second connecting piece is hinged to the middle of the handle, the other end of the second connecting piece is hinged to one end of the push rod, and the other end of the push rod is fixedly connected with the support.

An earphone testing method according to an embodiment of the second aspect of the present application includes:

applying a preset test pressure to a pressure sensor of the earphone;

obtaining a preset pressure threshold range;

obtaining a detection pressure of the pressure sensor;

and confirming whether the pressure sensor is qualified or not according to the detected pressure and the preset pressure threshold range.

The earphone testing method according to the embodiment of the second aspect of the application has at least the following beneficial effects:

through placing the earphone on fixed establishment, weight accessory is placed on supporting mechanism, and the weight of weight accessory is conducted the button of giving the earphone through the butt piece to apply the test pressure that presets to pressure sensor, because the weight of weight accessory is unchangeable, the test pressure that presets that at every turn applys is unanimous, and the pressure sensor's of earphone feedback detection pressure to the control unit, and the control unit is qualified according to detection pressure and the threshold value scope of pressure of preseting. Compared with the existing earphone test technology, the earphone test method of the second aspect of the embodiment of the application can accurately judge whether the pressure sensor of each earphone meets the performance requirement due to the fact that the preset test pressure applied to each earphone is consistent, and is simple in structure and low in test cost.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The application is further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic structural diagram of an earphone testing device according to an embodiment of the application;

FIG. 2 is a front view of an earphone testing device according to an embodiment of the present application;

FIG. 3 is a schematic view of a buffer assembly according to an embodiment of the present application;

FIG. 4 is a schematic view of the construction of a support assembly according to one embodiment of the present application;

FIG. 5 is a schematic view of a weight assembly according to an embodiment of the present application;

FIG. 6 is a schematic structural view of a fixing mechanism according to an embodiment of the present application;

FIG. 7 is a schematic diagram of an earphone installation according to an embodiment of the present application;

FIG. 8 is a schematic view of a probe mechanism according to an embodiment of the application;

FIG. 9 is a schematic diagram of a pushing assembly according to an embodiment of the present application;

fig. 10 is a flowchart of a headset testing method according to an embodiment of the application.

Reference numerals:

a base 100,

Fixing mechanism 200, second housing 210, third housing chamber 211, cover 220, and fourth housing chamber 221

The force applying mechanism 300, the bearing assembly 310, the abutting piece 311, the third plate 312, the first accommodating body 313, the first accommodating cavity 314, the first connecting piece 315,

A first through hole 316, a limit member 317, a limit hole 318, a weight fitting 320, a first weight 321, a second weight 322, a boss 323, a second accommodation chamber 324,

Earphone 400,

The first plate 510, the first bracket 520, the first sleeve 530, the stop lever 540, the second plate 550, the post 560, the spring 570, the second sleeve 580, the connection 590,

Probe mechanism 600, holder 610, first protrusion 611, second protrusion 612, probe 620, slider 630, guide 640, and,

Push assembly 700, handle 710, second connector 720, push rod 730, second bracket 740, third tab 741, fourth tab 742.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.

In the description of the present application, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, electrical connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, an earphone testing device according to an embodiment of the present application includes: the earphone comprises a base 100, a fixing mechanism 200, a force application mechanism 300 and a control unit, wherein the fixing mechanism 200 is installed on the base 100 and used for placing the earphone 400, the force application mechanism 300 is installed on the base 100, the force application mechanism 300 comprises a bearing component 310 and a weight fitting 320, an abutting piece 311 is arranged on the bearing component 310 and used for abutting a button of the earphone 400, the weight fitting 320 is placed on the bearing component 310, the weight of the weight fitting 320 is guided to the button by the abutting piece 311, so that preset test pressure is applied to a pressure sensor of the earphone 400, the control unit is in communication connection with the earphone 400, the earphone 400 feeds back the detection pressure of the pressure sensor to the control unit, and the control unit determines whether the pressure sensor is qualified or not according to the detection pressure and a preset pressure threshold range.

In this embodiment, by placing the earphone 400 on the fixing mechanism 200, placing the weight fitting 320 on the supporting mechanism, and transmitting the gravity of the weight fitting 320 to the keys of the earphone 400 through the abutting piece 311, so as to apply a preset test pressure to the pressure sensor, since the gravity of the weight fitting 320 is unchanged, the preset test pressure applied each time is consistent, the earphone 400 feeds back the detection pressure of the pressure sensor to the control unit, and the control unit determines whether the pressure sensor is qualified according to the detection pressure and the preset pressure threshold range. Compared with the existing earphone test technology, the earphone test device of the embodiment can accurately judge whether the pressure sensor of each earphone 400 meets the performance requirement due to the fact that the preset test pressure applied to each earphone 400 is consistent, and is simple in structure and low in test cost.

In an embodiment of the present application, as shown in fig. 1, the lifting mechanism further includes a first plate 510, a first bracket 520, a first sleeve 530 and a limiting rod 540, wherein the bottom of the first plate 510 is fixedly connected with the base 100, the first bracket 520 is fixed on the first plate 510 through a screw, the first sleeve 530 is disposed on the first bracket 520, the first sleeve 530 is sleeved on the limiting rod 540, and the bottom end of the limiting rod 540 is fixedly connected with the bearing assembly 310.

In this embodiment, the first sleeve 530 is fixed on the first plate 510 through the first bracket 520, the first sleeve 530 is sleeved on the limiting rod 540, the bottom end of the limiting rod 540 is fixedly connected with the supporting member 310, the limiting rod 540 and the supporting member 310 can be lifted along the first sleeve 530, and the limiting rod 540 and the first sleeve 530 can stably move up and down due to the limiting effect of the limiting rod 540 and the first sleeve 530 during the lifting process of the supporting member 310.

In an embodiment of the present application, as shown in fig. 2, a second plate 550 is disposed on the first bracket 520, a screw hole is disposed on the second plate 550, a bar-shaped through hole extending from top to bottom is disposed on the first plate 510, the first plate 510 can move up and down along the bar-shaped through hole to adjust the height of the first bracket 520, and then the screw passes through the screw hole and the bar-shaped through hole to fix the second plate 550 on the first plate 510.

In an embodiment of the present application, as shown in fig. 1 to 2, the lifting mechanism further includes two groups of buffer assemblies, where the two groups of buffer assemblies are respectively located at two sides of the base 100, as shown in fig. 3, each group of buffer assemblies includes a support column 560, a spring 570 and a second sleeve 580, the bottom of the support column 560 is fixedly connected to the base 100, two sides of the first plate 510 are respectively provided with a connecting portion 590, the top of the support column 560 is fixedly connected with the connecting portion 590, the spring 570 is sleeved on the support column 560, the second sleeve 580 is fixedly connected with the top of the spring 570, and the second sleeve 580 is fixedly connected with the support assembly 310.

In this embodiment, the springs 570 support the support member 310 when the support member 310 is not positioned with the weight assembly 320, so that the support member 310 is maintained at a certain height. When the weight assembly 320 is placed on the support member 310, the support member 310 is moved downward, the springs 570 are compressed, and the abutment 311 abuts the keys of the earphone 400, thereby applying a preset test pressure to the pressure sensor. The spring 570 can play a certain buffering role, so that the abutting piece 311 is prevented from rapidly impacting the keys of the earphone 400.

It should be noted that the dimensions of the springs 570 are selected according to the mass of the support member 310 and the weight assembly 320 such that the springs 570 can support the support member 310 and that the support member 310 can compress the springs 570 and allow the abutment 311 to abut the keys of the headset 400 when the weight assembly 320 is placed, while ensuring that the preset test pressure applied by the weight assembly 320 to the pressure sensor reaches a preset value.

It is understood that the number of the buffer assemblies is not limited, and for example, three or four sets of buffer assemblies may be provided on the base 100.

In one embodiment of the present application, as shown in fig. 4, the supporting assembly 310 includes a third plate 312 and a first accommodating body 313, a first accommodating cavity 314 is formed at the top of the first accommodating body 313 for accommodating the weight fitting 320, a first connecting member 315 is formed at the bottom of the first accommodating body 313, the abutting member 311 is mounted at the bottom of the first connecting member 315, a first through hole 316 is formed in the third plate 312, the first through hole 316 corresponds to the first connecting member 315 in size, the first connecting member 315 is disposed in the first through hole 316 in a penetrating manner, and the abutting member 311 extends out of the first through hole 316.

In this embodiment, the second set 580 of one set of buffer assemblies is fixedly connected to one side of the third plate 312, the second set 580 of the other set of buffer assemblies is fixedly connected to the other side of the third plate 312, the bottom of the stop lever 540 is fixedly connected to the middle of the third plate 312, the two sets of buffer assemblies stably support the third plate 312, the first connecting member 315 at the bottom of the first accommodating body 313 passes through the first through hole 316 on the third plate 312, and the abutting member 311 on the first connecting member 315 abuts against the button of the earphone 400.

It should be noted that, the abutting piece 311 is made of a silica gel material, and the shape of the abutting piece 311 is finger-shaped, so that the pressing condition of a real finger can be simulated, and the pressing process can be prevented from damaging the keys of the earphone 400.

In an embodiment of the present application, as shown in fig. 4, a plurality of limiting members 317 are disposed at the bottom of the first accommodating body 313, a plurality of limiting holes 318 are correspondingly disposed on the third plate 312, and the limiting members 317 are disposed in the limiting holes 318 in a penetrating manner.

In this embodiment, the plurality of limiting members 317 at the bottom of the first accommodating body 313 are correspondingly inserted into the limiting holes 318, and the first accommodating body 313 will not move or rotate on the third limiting plate due to the limiting effect of the limiting members 317 and the limiting holes 318 when being placed on the third limiting plate.

In an embodiment of the present application, as shown in fig. 5, the weight assembly 320 includes a plurality of first weights 321 and a second weight 322, the first weights 321 are first columns with bosses 323 at bottoms, second accommodating cavities 324 corresponding to the bosses 323 are provided at tops of the first columns, the second weights 322 are second columns corresponding to the second accommodating cavities 324, and the first accommodating cavities 314 correspond to the bosses 323.

In this embodiment, since the top of each first weight 321 is provided with the second accommodating cavity 324, the bottom of each first weight 321 is provided with the boss 323, the boss 323 of one first weight 321 is placed into the second accommodating cavity 324 of another first weight 321, the second weight 322 is placed in the second accommodating cavity 324 of the first weight 321 on the top layer, so that the first weight 321 and the second weight 322 are spliced and overlapped, and different preset test pressures are applied to the pressure sensor by changing the splicing quantity. The boss 323 of the first weight 321 positioned at the bottom layer is placed in the first accommodating cavity 314 of the first accommodating body 313, and the first weight 321 can be stably placed in the first accommodating body 313.

The mass of the first weight 321 and the mass of the second weight 322 are not limited, and the mass of the first weights 321 may be the same or different, and the mass of the first weight 321 and the mass of the second weight 322 may be the same or different.

In an embodiment of the present application, as shown in fig. 6, the fixing mechanism 200 includes a second accommodating body 210 and a cover 220, one side of the cover 220 is hinged to the second accommodating body 210, the cover 220 can rotate around the second accommodating body 210, and corresponding screw holes are formed on one side of the cover 220 and the second accommodating body 210 for fixedly connecting the cover 220 with the second accommodating body 210. The second accommodating body 210 is provided with a third accommodating cavity 211 for accommodating the earphone 400, the cover body 220 is provided with a fourth accommodating cavity 221, and when the cover body 220 is covered on the second accommodating body 210, the cavity formed by combining the third accommodating cavity 211 and the fourth accommodating cavity 221 corresponds to the head of the earphone 400 in size, and the handle of the earphone 400 extends out of the cavity.

In this embodiment, as shown in fig. 7, the earphone 400 is placed in the second accommodating cavity 324, the cover 220 is covered on the second accommodating body 210, the cavity formed by the connection of the third accommodating cavity 211 and the fourth accommodating cavity 221 corresponds to the head size of the earphone 400, so that the cover 220 and the second accommodating body 210 clamp the earphone 400, fix the earphone 400 on the base 100, the handle of the earphone 400 extends out of the cavity to be exposed, and the abutting piece 311 abuts against the key of the handle of the earphone 400, thereby facilitating the test of the earphone 400.

In an embodiment of the present application, as shown in fig. 8, the probe mechanism 600 further includes a probe mechanism 600, where the probe mechanism 600 includes a support 610 and a probe 620, as shown in fig. 2, a guide rail 640 is provided on the base 100, a slider 630 is provided at the bottom of the support 610, the slider 630 is slidably connected to the guide rail 640, a first protrusion 611 is provided on one side of the support 610, a second through hole is provided on the first protrusion 611, and the probe 620 is provided in the second through hole and aligned with a signal terminal of the earphone 400.

In this embodiment, the probe 620 is mounted on the base 100 through the stand 610, and the relative distance between the probe 620 and the earphone 400 can be adjusted through the slide stand 610. The position of the holder 610 is adjusted so that the probe 620 abuts against the signal terminal of the earphone 400, and the earphone 400 feeds back the detection pressure to the control unit through the signal terminal and the probe 620.

In an embodiment of the present application, the pushing assembly 700 further includes a pushing assembly 700, as shown in fig. 9, the pushing assembly 700 includes a handle 710, a second connecting member 720 and a push rod 730, one end of the second handle 710 is hinged to the base 100, one end of the second connecting member 720 is hinged to the middle of the handle 710, the other end of the second connecting member 720 is hinged to one end of the push rod 730, a second protrusion 612 is provided on the other side of the support 610, and the other end of the push rod 730 is fixedly connected to the second protrusion 612.

In this embodiment, by pulling the handle 710, the second connecting piece 720 drives the push rod 730 to move, and the push rod 730 pushes the support 610 to move toward the earphone 400, so that the end pin abuts against the signal terminal.

It can be understood that the base 100 is provided with a second support 740, the second support 740 is provided with a third protrusion 741, the third protrusion 741 is provided with a third through hole, the push rod 730 is inserted into the third through hole, the second support 740 is provided with a fourth protrusion 742, and one end of the handle 710 is hinged to the fourth protrusion 742.

In addition, an embodiment of the application also discloses a testing method of the earphone, as shown in fig. 10, including but not limited to the following steps.

Step S100: applying a preset test pressure to the pressure sensor of the earphone 400;

step S200: obtaining a preset pressure threshold range;

it should be noted that the preset pressure threshold range is determined according to the preset test pressure.

Step S300: obtaining the detection pressure of the pressure sensor;

step S400: and determining whether the pressure sensor is qualified or not according to the detected pressure and a preset pressure threshold range.

In the step, when the detected pressure is within a preset pressure threshold range, the qualified pressure sensor is determined.

In this embodiment, by placing the earphone 400 on the fixing mechanism 200, placing the weight fitting 320 on the supporting mechanism, and transmitting the gravity of the weight fitting 320 to the keys of the earphone 400 through the abutting piece 311, so as to apply a preset test pressure to the pressure sensor, since the gravity of the weight fitting 320 is unchanged, the preset test pressure applied each time is consistent, the earphone 400 feeds back the detection pressure of the pressure sensor to the control unit, and the control unit determines whether the pressure sensor is qualified according to the detection pressure and the preset pressure threshold range. Compared with the existing earphone test technology, the earphone test method provided by the embodiment of the application has the advantages that the preset test pressure applied to each earphone 400 is consistent, whether the pressure sensor of each earphone 400 meets the performance requirement can be accurately judged, the structure is simple, and the test cost is lower.

It should be noted that, the above steps may be performed for a plurality of times according to an application scenario, and different preset test pressures and corresponding preset pressure threshold ranges are used during each execution, and whether the pressure sensor of the headset 400 is qualified is determined according to the result of the plurality of times of execution.

Those of ordinary skill in the art will appreciate that all or some of the steps, systems, and methods disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor, or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as known to those skilled in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can be accessed by a computer. Furthermore, as is well known to those of ordinary skill in the art, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media.

The embodiments of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application.

Claims (10)

1. Earphone testing arrangement, its characterized in that includes:

a base (100);

-a securing mechanism (200), the securing mechanism (200) being mounted on the base (100) for placement of an earphone (400);

a force application mechanism (300), the force application mechanism (300) is installed on the base (100), the force application mechanism (300) comprises a bearing component (310) and a weight fitting (320), an abutting piece (311) is arranged on the bearing component (310), the abutting piece (311) is used for abutting a button of the earphone (400), the weight fitting (320) is placed on the bearing component (310), and the gravity of the weight fitting (320) is guided to the button by the abutting piece (311), so that a preset test pressure is applied to a pressure sensor of the earphone (400);

the control unit is in communication connection with the earphone (400), the earphone (400) feeds back the detection pressure of the pressure sensor to the control unit, and the control unit determines whether the pressure sensor is qualified or not according to the detection pressure and a preset pressure threshold range.

2. The earphone testing device of claim 1, further comprising a lifting mechanism, wherein the lifting mechanism comprises a first plate (510), a first sleeve (530) and a limiting rod (540), wherein the bottom of the first plate (510) is fixedly connected with the base (100), the first sleeve (530) is fixedly connected with the first plate (510), the first sleeve (530) is sleeved on the limiting rod (540), and the bottom end of the limiting rod (540) is fixedly connected with the bearing assembly (310).

3. The earphone testing device of claim 2, wherein the lifting mechanism further comprises a buffer assembly comprising a support (560), a spring (570) and a second sleeve (580), wherein the bottom of the support (560) is fixedly connected with the base (100), the spring (570) is sleeved on the support (560), the second sleeve (580) is fixedly connected with the top of the spring (570), and the second sleeve (580) is fixedly connected with the support assembly (310).

4. The earphone testing device according to claim 1, wherein the supporting member (310) comprises a third plate (312) and a first accommodating body (313), a first accommodating cavity (314) is formed in the top of the first accommodating body (313) for accommodating the weight fitting (320), a first connecting member (315) is formed in the bottom of the first accommodating body (313), the abutting member (311) is mounted on the bottom of the first connecting member (315), a first through hole (316) is formed in the third plate (312), the first through hole (316) corresponds to the first connecting member (315) in size, and the first connecting member (315) is arranged in the first through hole (316) in a penetrating manner and the abutting member (311) protrudes from the first through hole (316).

5. The earphone testing device according to claim 4, wherein a plurality of limiting members (317) are disposed at the bottom of the first accommodating body (313), a plurality of limiting holes (318) are correspondingly disposed on the third plate (312), and the limiting members (317) are disposed in the limiting holes (318) in a penetrating manner.

6. The earphone testing device according to claim 4, wherein the weight fitting (320) comprises a plurality of first weights (321) and a second weight (322), the first weights (321) are first columns with bosses (323) at bottoms, second accommodating cavities (324) corresponding to the bosses (323) are arranged at tops of the first columns, the second weights (322) are second columns corresponding to the second accommodating cavities (324), and the first accommodating cavities (314) correspond to the bosses (323).

7. The earphone testing device according to claim 1, wherein the fixing mechanism (200) comprises a second accommodating body (210) and a cover body (220), one side of the cover body (220) is hinged to the second accommodating body (210), a third accommodating cavity (211) is formed in the second accommodating body (210) and is used for accommodating the earphone (400), a fourth accommodating cavity (221) is formed in the cover body (220), when the cover body (220) covers the second accommodating body (210), a cavity formed by combining the third accommodating cavity (211) and the fourth accommodating cavity (221) corresponds to the head of the earphone (400) in size, and a handle of the earphone (400) extends out of the cavity.

8. The earphone testing device according to claim 1, further comprising a probe mechanism (600), wherein the probe mechanism (600) comprises a support (610) and a probe (620), the bottom of the support (610) is slidably connected with the base (100), a first protrusion (611) is disposed on one side of the support (610), a second through hole is disposed on the first protrusion (611), and the probe (620) is disposed in the second through hole and is aligned with a signal terminal of the earphone (400).

9. The earphone testing device of claim 8, further comprising a pushing assembly (700), wherein the pushing assembly (700) comprises a handle (710), a second connecting member (720) and a push rod (730), wherein one end of the handle (710) is hinged to the base (100), one end of the second connecting member (720) is hinged to the middle portion of the handle (710), the other end of the second connecting member (720) is hinged to one end of the push rod (730), and the other end of the push rod (730) is fixedly connected to the support (610).

10. The earphone testing method is characterized by comprising the following steps:

applying a preset test pressure to a pressure sensor of the earphone (400);

obtaining a preset pressure threshold range;

obtaining a detection pressure of the pressure sensor;

and confirming whether the pressure sensor is qualified or not according to the detected pressure and the preset pressure threshold range.