CN212752635U

CN212752635U - Earphone processing is with automatic debugging device of making an uproar that falls voluntarily

Info

Publication number: CN212752635U
Application number: CN202021856882.9U
Authority: CN
Inventors: 袁智杰; 张保明; 林莲珠; 程保胜; 吴杰军
Original assignee: Acoustic Innovation Huizhou Co Ltd
Current assignee: Acoustic Innovation Huizhou Co Ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-03-19
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses an automatic debugging device with active noise reduction for earphone processing, which comprises a base, wherein the top of the base is connected with a support frame, a partition plate is arranged on the support frame, the top of the support frame is connected with a shielding box, a door body is arranged on the shielding box, an audio analyzer is arranged on the base, and a power amplifier is arranged on the partition plate; the test fixture is arranged in the shielding box, and a computer is arranged on one side of the test fixture. The utility model discloses an earphone processing is with automatic debugging device of making an uproar falls in initiative, automatic test, automatic debugging, two integrations save manual work and production cycle, and the operation regulation is convenient, and the adjustment precision is accurate, adjusts efficiently.

Description

Earphone processing is with automatic debugging device of making an uproar that falls voluntarily

Technical Field

The utility model relates to an electroacoustic trade earphone technical field especially relates to an automatic debugging device of making an uproar falls in initiative is used in earphone processing.

Background

At present, the test of making an uproar and debugging part all are separated manual operation on the traditional earphone production line, just have a lot of problems like this in the volume production, if adjust the inefficiency, the adjustment precision is low, production cycle is long, production efficiency is low, greatly increased manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an earphone processing with the automatic debugging device of making an uproar of falling of initiative, automatic test, automatic debugging, two-position is integrative, saves manual work and production cycle, and the operation regulation is convenient, and the adjustment precision is accurate, and the adjustment is efficient, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an earphone processing is with automatic debugging device of making an uproar falls in initiative, include:

the top of the base is connected with a support frame, a partition plate is arranged on the support frame, the top of the support frame is connected with a shielding box, a door body is arranged on the shielding box, an audio analyzer is arranged on the base, and a power amplifier is arranged on the partition plate;

the testing jig is arranged in the shielding box, and a computer is arranged on one side of the testing jig.

As a preferred scheme, still include the audio amplifier, the audio amplifier sets up in the shielded cell.

As a preferred scheme, test fixture includes first cylinder, first simulation ear, first test needle, second test needle, the simulation ear of second, second cylinder and frame, first cylinder and second cylinder one end are connected with the frame, the first cylinder and the second cylinder other end are connected with first test needle and second test needle respectively, the simulation ear of first simulation ear and second set up in the frame.

As a preferred scheme, the test fixture comprises an earphone fixing block, and the earphone fixing block is arranged on the rack.

As a preferred scheme, the test fixture comprises a pressure head, and the pressure head is arranged on one side of the first test needle and one side of the second test needle.

As a preferred scheme, the test fixture comprises a fixing frame, wherein the fixing frame is arranged on the rack, and the top of the fixing frame is used for supporting the first simulation ear and the second simulation ear.

As a preferred scheme, the test fixture comprises a bearing sleeve, the bearing sleeve is arranged on the rack, and a guide rod capable of sliding up and down is arranged in the bearing sleeve.

The utility model discloses in the one or more technical scheme that provides, following technological effect or advantage have at least:

1. the active noise reduction curve can be automatically produced simultaneously for the left earphone and the right earphone of the Bluetooth earphone, the software parameter configuration of the device is simple and quick, the testing process is quick and accurate, the production efficiency is improved to the maximum extent, and the product quality is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is the embodiment of the utility model provides an earphone processing is with automatic debugging device perspective of falling actively and making an uproar.

Fig. 2 is the embodiment of the present invention provides an internal structure diagram of an active noise reduction automatic debugging device for processing earphones.

Fig. 3 is the embodiment of the utility model provides an earphone processing is with the frame and the earphone fixed block connection schematic diagram of the automatic debugging device of making an uproar that falls voluntarily.

Fig. 4 is the embodiment of the utility model provides an earphone processing is with pressure head, the first test needle sketch map of the automatic debugging device of making an uproar falls in the initiative.

Fig. 5 is the embodiment of the present invention, which is a schematic view of a fixing frame and a second artificial ear of an active noise reduction automatic debugging device for processing an earphone.

Fig. 6 is the embodiment of the present invention provides a schematic diagram of a second cylinder and a bearing sleeve of an active noise reduction automatic debugging device for processing an earphone.

Reference numbers in the figures: 1. a shielding box; 2. a door body; 3. a computer; 4. a power amplifier; 5. an audio analyzer; 6. a base; 7. a partition plate; 8. a support frame; 9. a sound box; 10. testing the jig; 101. a first cylinder; 102. a first simulated ear; 103. a first test pin; 104. a second test pin; 105. a second artificial ear; 106. a second cylinder; 107. a frame; 108. an earphone fixing block; 109. a pressure head; 110. a fixed mount; 111. and a bearing sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and 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 "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the present invention.

Example (b):

referring to fig. 1-6, the present embodiment provides an active noise reduction auto-tuning apparatus for earphone processing, including: the top of the base 6 is connected with a support frame 8, a partition plate 7 is arranged on the support frame 8, the top of the support frame 8 is connected with a shielding box 1, a door body 2 is arranged on the shielding box 1, an audio analyzer 5 is arranged on the base 6, and a power amplifier 4 is arranged on the partition plate 7;

the testing jig 10 is arranged in the shielding box 1, and a computer 3 is arranged on one side of the testing jig 10.

The earphone processing that this embodiment provided still includes audio amplifier 9 with the automatic debugging device of making an uproar falls in initiative, audio amplifier 9 set up in shield box 1.

The earphone processing that this embodiment provided is with automatic debugging device of making an uproar falls voluntarily, test fixture 10 includes first cylinder 101, first artificial ear 102, first test needle 103, second test needle 104, the artificial ear 105 of second, second cylinder 106 and frame 107, first cylinder 101 and second cylinder 106 one end are connected with frame 107, first cylinder 101 and second cylinder 106 other end are connected with first test needle 103 and second test needle 104 respectively, first artificial ear 102 and the artificial ear 105 of second set up in the frame 107.

In the active noise reduction automatic debugging device for processing earphones provided by this embodiment, the test fixture 10 includes an earphone fixing block 108, and the earphone fixing block 108 is disposed on the rack 107.

The active noise reduction automatic debugging device for processing the earphone provided by the embodiment comprises a pressure head 109, wherein the pressure head 109 is arranged on one side of the first test pin 103 and one side of the second test pin 104.

In the active noise reduction automatic debugging device for processing earphones provided by this embodiment, the testing fixture 10 includes a fixing frame 110, the fixing frame 110 is disposed on the rack 107, and the top of the fixing frame 110 is used for supporting the first artificial ear 102 and the second artificial ear 105.

In the active noise reduction automatic debugging device for processing an earphone provided by this embodiment, the testing fixture 10 includes a bearing sleeve 111, the bearing sleeve 111 is disposed on the frame 107, and a guide rod capable of sliding up and down is disposed in the bearing sleeve 111.

And opening ANC debugging software in the computer 3, putting the earphone into the earphone fixing block 108, confirming that the earphone is placed, clicking the debugging software by a computer mouse to confirm, and starting the test.

The first cylinder 101 and the second cylinder 106 are pressed down, so that the earphone is pressed into the second artificial ear 105 and the first artificial ear 102, the sound channel is sealed, and the listening of the human ear is simulated.

And (3) passive noise reduction testing: the sound box 9 is controlled by a program to emit analog noise, and the audio analyzer 5 tests a passive noise reduction curve.

And (3) active noise reduction testing: the earphone is controlled to enter an ANC test mode through a program, the sound box 9 is controlled to simulate and emit noise, an active noise reduction curve is tested by the audio analyzer 5, data analysis is carried out on the active noise reduction curve and the passive noise reduction curve, and whether active noise reduction meets requirements or not is judged. If not, calculating a DB value according to data analysis, writing the DB value into a corresponding position of the chip through an upper computer, retesting an active noise reduction curve, carrying out data analysis with a passive noise reduction curve, and judging whether the noise reduction effect meets the requirement or not. And by analogy, the active noise reduction is adjusted to be within the test specification range.

And (3) testing and monitoring: the earphone is controlled to enter a monitoring test mode through a program, the sound box 9 is controlled to simulate and emit noise, a monitoring curve is tested by the audio analyzer 5, whether monitoring meets requirements is judged through the curve specification, if the monitoring does not meet the requirements, a DB value is calculated according to data analysis, the DB value is written into the corresponding position of the chip through the upper computer, the monitoring curve is tested again, data analysis is carried out on the monitoring curve and a passive noise reduction curve, and whether the noise reduction effect meets the requirements is judged. And by analogy, the monitoring curve is adjusted to be within the range of the test specification.

And storing the active and passive noise reduction DB values to corresponding positions of the earphone chip after the test is finished, and restarting the earphone software through an upper computer. And (6) completing the test.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an earphone processing is with automatic debugging device of making an uproar falls in initiative which characterized in that: the method comprises the following steps:

the device comprises a base (6), wherein the top of the base (6) is connected with a support frame (8), a partition plate (7) is arranged on the support frame (8), the top of the support frame (8) is connected with a shielding box (1), a door body (2) is arranged on the shielding box (1), an audio analyzer (5) is arranged on the base (6), and a power amplifier (4) is arranged on the partition plate (7);

the testing jig (10), the testing jig (10) set up in shielding case (1), testing jig (10) one side is provided with computer (3).

2. The active noise reduction automatic debugging device for processing the earphones according to claim 1, wherein: still include audio amplifier (9), audio amplifier (9) set up in shield box (1).

3. The active noise reduction automatic debugging device for processing the earphones according to claim 2, wherein: the test fixture (10) comprises a first cylinder (101), a first simulation ear (102), a first test needle (103), a second test needle (104), a second simulation ear (105), a second cylinder (106) and a rack (107), wherein one end of the first cylinder (101) and one end of the second cylinder (106) are connected with the rack (107), the other end of the first cylinder (101) and the other end of the second cylinder (106) are respectively connected with the first test needle (103) and the second test needle (104), and the first simulation ear (102) and the second simulation ear (105) are arranged in the rack (107).

4. The active noise reduction automatic debugging device for earphone processing according to claim 3, characterized in that: the testing jig (10) comprises an earphone fixing block (108), and the earphone fixing block (108) is arranged on the rack (107).

5. The active noise reduction automatic debugging device for earphone processing according to claim 4, characterized in that: the test fixture (10) comprises a pressure head (109), wherein the pressure head (109) is arranged on one side of the first test needle (103) and one side of the second test needle (104).

6. The active noise reduction automatic debugging device for processing the earphones according to claim 5, wherein: the test fixture (10) comprises a fixing frame (110), wherein the fixing frame (110) is arranged on the rack (107), and the top of the fixing frame (110) is used for supporting the first simulation ear (102) and the second simulation ear (105).

7. The active noise reduction automatic debugging device for processing the earphones according to claim 5, wherein: the testing jig (10) comprises a bearing sleeve (111), the bearing sleeve (111) is arranged on the rack (107), and a guide rod capable of sliding up and down is arranged in the bearing sleeve (111).