CN220210615U - Multi-station universal jig for earphone production line - Google Patents

Abstract

The utility model discloses a multi-station universal jig for an earphone production line, which relates to the technical field of earphone production jigs and comprises a jig base, wherein a bearing part and a connecting part are arranged for placing earphone parts; the earphone fixture module is detachably connected with the bearing part, a containing cavity matched with the earphone outline is arranged in the earphone fixture module, and the earphone to be processed is placed in the containing cavity, flows on each station of the production line along with the fixture base and is assembled. According to the multi-station universal jig for the earphone production line, the corresponding earphone jig module and the jig base can be replaced according to different models and specifications of earphones, and the later-stage die transformation cost is reduced. The multiunit tool base passes through connecting portion and tool frame to be connected, and the tool frame flows in production line and changes each tool base of synchronous drive and remove, and the earphone need not to change the tool when different station processes, promotes production efficiency.

Description

Multi-station universal jig for earphone production line

Technical Field

The utility model relates to the technical field of earphone production jigs, in particular to a multi-station universal jig for an earphone production line.

Background

The earphone comprises an in-ear earphone, a head-wearing earphone and the like, and in the existing earphone manufacturing process, the earphone is required to be processed, assembled, welded and tested by adopting a non-standardized and customized fixture aiming at different types and models of earphone. The earphone is clamped by different jigs on the production line in the production process and completes the processing procedure in the corresponding processing station. For this reason, enterprises need to customize and store different types and models of jigs.

Chinese patent CN 202221867438.6 discloses a headset clamping jig, and headset clamping jig includes mount pad and apron, and the mount pad is equipped with first spacing groove, and the apron rotates with the mount pad to be connected, and the apron is equipped with the second spacing groove towards the lateral part of mount pad, and when the apron lid was located on the mount pad, first spacing groove and the cooperation of second spacing groove formed the profile modeling chamber with the earphone appearance adaptation that awaits measuring, are equipped with the through-hole on the apron, through-hole and second spacing groove intercommunication to correspond the setting with the test area on the earphone that awaits measuring of profile modeling intracavity. The profiling cavity plays a role in surrounding type clamping and fixing the earphone to be tested, when the pressure is applied to a test area on the earphone to be tested through the through hole, the earphone to be tested can be fixed in the profiling cavity without shaking, so that accuracy of earphone pressure sensing test results can be improved, consistency of earphone pressure sensing sensitivity is guaranteed, and consistency of pressure sensing experience when a user uses the earphone is guaranteed.

The special jig for the earphone is generally a metal piece, the requirement on die opening precision is high, the jig die opening is required to be carried out by adopting a high-precision CNC technology, and the cost is high. The finished product tool is inconvenient to reform transform in order to adapt to the earphone of multiple type, model, greatly increased the manufacturing cost of enterprise. Different processing procedures of the earphone on the production line need to place the product on the corresponding jig for processing, and the incapability of circulating on the production line leads to large module opening quantity of the jig and high production cost.

Disclosure of Invention

The utility model aims to at least solve the technical problems that in the prior art, different processing procedures of the earphone on a production line need to place products on corresponding jigs for processing, the jigs are large in module opening quantity and high in production cost due to incapability of circulation on the production line. Therefore, the utility model provides the multi-station universal jig for the earphone production line, which can bear products to be assembled to flow on each station of the production line in sequence and finish welding assembly. And the jig is in modularized design, so that the later stage is convenient to reform according to different products, and the manufacturing cost is reduced.

According to some embodiments of the utility model, a multi-station universal jig for an earphone production line comprises:

the earphone comprises a jig base, wherein the jig base is provided with a bearing part and a connecting part, the bearing part is used for placing earphone components, the connecting part is connected with a jig frame, and the jig frame is respectively connected with a plurality of groups of connecting parts of the jig base;

the earphone jig module is detachably connected with the bearing part, a containing cavity matched with the earphone outline is arranged in the earphone jig module, and the earphone to be processed is placed in the containing cavity, flows along with the jig base on each station of the production line and is assembled.

According to some embodiments of the utility model, the bearing part and the connecting part are integrally formed, a connecting seat is arranged at one end of the connecting part far away from the bearing part, the connecting seat is connected with the jig frame, and a mounting hole connected with the earphone jig module is arranged on the surface of the bearing part.

According to some embodiments of the utility model, the connecting seat is arranged protruding from the surface of the connecting portion, the middle of the connecting seat is lower than the two ends, and positioning grooves are formed and used for aligning with the jig frame.

According to some embodiments of the utility model, the two ends of the connecting seat are provided with connecting holes, the connecting holes are used for being detachably connected with the jig frame, and the connecting holes are symmetrically arranged along the positioning groove and used for improving the connection strength of the connecting part and the jig frame.

According to some embodiments of the utility model, the bearing part is provided with an ear shell limit ring corresponding to the bottom of the accommodating cavity, and the diameter of the ear shell limit ring is between 50mm and 70mm, so as to cover the earphone shell to be processed with various specifications.

According to some embodiments of the utility model, the peripheral outline of the carrier portion and the peripheral outline of the earphone fixture module are matched with each other.

According to some embodiments of the utility model, a threading groove is arranged at one side of the accommodating cavity, one end of the threading groove is communicated with the accommodating cavity, and the other end of the threading groove extends to the side wall of the earphone fixture module.

According to some embodiments of the utility model, a demolding groove is formed in one side of the accommodating cavity, one end of the demolding groove is communicated with the accommodating cavity, the other end of the demolding groove extends to the side wall of the earphone fixture module, and the demolding groove is used for assisting the earphone shell to be pulled out of the accommodating cavity.

According to some embodiments of the utility model, the earphone fixture module is symmetrically provided with two groups of accommodating cavities.

According to some embodiments of the utility model, the thickness of the bearing portion and the thickness of the connecting portion are equal.

According to the multi-station universal jig for the earphone production line, at least the following beneficial effects are achieved: the earphone jig module and the jig base can be used for replacing the corresponding earphone jig module according to different models and specifications of earphones, and the later-stage die transformation cost is reduced. The tool base of multiunit pass through connecting portion with the tool frame is connected, the tool frame flows in production line and changes in step and drive each the tool base removes, and the earphone need not to change the tool when different station processes, promotes production efficiency.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic perspective view of a multi-station universal fixture for an earphone production line according to an embodiment of the present utility model;

fig. 2 is a top view of a multi-station universal fixture for an earphone production line according to an embodiment of the present utility model;

fig. 3 is a bottom view of a multi-station universal fixture for an earphone production line according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a fixture base according to an embodiment of the utility model.

Reference numerals:

jig base 100, bearing part 110, mounting hole 111, earmuff limit ring 112, connecting part 120, connecting seat 121, connecting hole 121-1, positioning groove 121-2,

Earphone fixture module 200, receiving cavity 210, threading slot 220, and demolding slot 230.

Detailed Description

Embodiments of the present utility model 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 utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, top, bottom, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements 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 utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. 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 utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

A multi-station universal jig for an earphone production line according to an embodiment of the present utility model is described below with reference to fig. 1 to 4.

As shown in fig. 1-4, the multi-station universal fixture for the earphone production line comprises a fixture base 100 and an earphone fixture module 200, wherein the universal fixture of the utility model uses the fixture base 100 as a universal switching structure, and is connected with the fixture base 100 by replacing the earphone fixture modules 200 with different specifications and models. So that the cost can be reduced by the post-transformation of the universal jig, the jig base 100 and the jig frame (not shown in the drawings) can be replaced according to the requirement only by producing different earphone jig modules 200, and the production cost is saved. And the jig base 100 circulates on each station of the production line through the jig frame, the jig frame drives the jig base 100 and the earphone jig module 200 to synchronously move, compared with the method that each station adopts a corresponding jig in the prior art, the universal jig can simplify the manufacturing quantity of the jig in the production process of earphones with single specification, and the later-stage jig is improved to adapt to earphones with other specifications, so that the cost is saved, the production efficiency is effectively improved, and the production cost is reduced.

Specifically, the jig base 100 is provided with a carrying portion 110 and a connecting portion 120, the carrying portion 110 is used for placing earphone components, the connecting portion 120 is connected with a jig frame, and the jig frame is respectively connected with the connecting portions 120 of the plurality of groups of jig bases 100. The connecting part 120 of the jig base 100 can be connected with the jig frame, and the earphone jig module 200 of the bearing part 110 can be provided with modules of different specifications, so that earphones of different specifications can be assembled by clamping the earphones of different specifications in a universal jig on the jig frame, and a group of production lines can be used for assembling earphones of various specifications.

The earphone fixture module 200 is detachably connected with the bearing portion 110, a receiving cavity 210 matching with the earphone outline is provided in the earphone fixture module 200, and the earphone to be processed is placed in the receiving cavity 210 and is circulated and assembled on each station of the production line along with the fixture base 100. When the production line assembles earphones with different models and specifications, only different earphone jig modules 200 need to be replaced, the jig base 100 and the jig frame do not need to be modified, and the production cost and the warehouse jig storage pressure are reduced.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the carrying portion 110 and the connecting portion 120 are integrally formed, one end of the connecting portion 120 away from the carrying portion 110 is provided with a connecting seat 121, the connecting seat 121 is connected with the jig frame, and the surface of the carrying portion 110 is provided with a mounting hole 111 connected with the headset jig module 200.

Specifically, the integral molding of the bearing portion 110 and the connecting portion 120 can increase the structural strength of the jig base 100, and prevent the connecting portion 120 and the connecting portion 110 from bending. The connecting seat 121 is connected with the jig frame through bolts, so that the relative positions of the jig base 100 and the jig frame are fixed. The bearing part 110 and the earphone jig module 200 are locked by bolts at the mounting holes 111, so that the relative positions of the bearing part 110 and the earphone jig module 200 are fixed.

In some embodiments of the present utility model, as shown in fig. 1, 2 and 4, the connecting seat 121 is protruded from the surface of the connecting portion 120, and the middle portion of the connecting seat 121 is lower than the two ends, so that a positioning groove 121-2 is formed, and the positioning groove 121-2 is used for aligning with the jig frame. Specifically, the positioning groove 121-2 can enable the connecting seat 121 to be aligned with the jig frame rapidly, so that the connecting time of the jig base 100 and the jig frame is shortened, and the production efficiency is improved.

In some embodiments of the present utility model, as shown in fig. 1, 2 and 4, the two ends of the connecting seat 121 are provided with connecting holes 121-1, the connecting holes 121-1 are used for detachable connection with the jig frame, and the connecting holes 121-1 are symmetrically arranged along the positioning grooves 121-2 for improving the connection strength of the connecting portion 120 and the jig frame.

Specifically, in order to improve stability of the connecting base 121 after being connected with the jig frame, the jig base 100 is prevented from shaking left and right, the connecting base 121 is fixedly connected with the jig frame in a two-point positioning manner, and connection position offset of the jig base 100 and the jig frame in a production process is effectively avoided.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the bottom of the bearing portion 110 corresponding to the accommodating cavity 210 is provided with an ear shell limit ring 112, and the diameter of the ear shell limit ring 112 is between 50mm and 70mm, so as to cover various specifications of earphone shells to be processed. Specifically, the universal jig is mainly used for placing the shell of the headphone, and the sounding unit in the shell is installed and wire welded through the circulation of the jig frame at each station of a production line. The bottom diameters of the earphone shells of different specifications are also different, so that the earphone sizes of the earphone jig modules 200 can be adapted, and the diameters of the earmuff limit rings 112 of the bearing parts 110 cover the bottom diameters of shells of all specifications of the production line.

In some embodiments of the present utility model, as shown in fig. 1-3, the peripheral outline of the carrier 110 and the peripheral outline of the headset jig module 200 are matched with each other. The bearing portion 110 and the earphone fixture module 200 are connected and then have stronger integrity and consistent overall appearance.

In some embodiments of the present utility model, as shown in fig. 1 and 2, a threading groove 220 is provided at one side of the receiving cavity 210, one end of the threading groove 220 communicates with the receiving cavity 210, and the other end extends to a sidewall of the headset jig module 200. Specifically, the earphone shell is a shell threading portion towards one end of the threading groove 220, the earphone shell threading portion is connected with the earphone head beam in subsequent assembly, the threading groove 220 provides a temporary placement position for cables inside the shell, and the cables are prevented from scattering in the assembly process of the production line.

In some embodiments of the present utility model, as shown in fig. 1 and 2, a demolding groove 230 is provided at one side of the receiving cavity 210, one end of the demolding groove 230 communicates with the receiving cavity 210, and the other end extends to a sidewall of the earphone fixture module 200, and the demolding groove 230 is used for assisting in removing the earphone shell from the receiving cavity 210.

In some embodiments of the present utility model, as shown in fig. 1 and 2, the earphone fixture module 200 is symmetrically provided with two sets of accommodating cavities 210. The left and right earshells of the headset can be placed simultaneously, and the two earshells of the headset are processed simultaneously.

In some embodiments of the present utility model, as shown in fig. 4, the thickness of the bearing portion 110 is equal to the thickness of the connecting portion 120, so that the surface of the jig base 100 is flat, and the processing difficulty is reduced.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. Multi-station universal jig for earphone production line is characterized by comprising:

the earphone comprises a jig base (100), wherein a bearing part (110) and a connecting part (120) are arranged on the jig base (100), the bearing part (110) is used for placing earphone components, the connecting part (120) is connected with a jig frame, and the jig frame is respectively connected with a plurality of groups of connecting parts (120) of the jig base (100);

earphone tool module (200), with be connected with bearing portion (110) can be dismantled, be provided with in earphone tool module (200) with earphone profile mutually supporting hold chamber (210), the earphone of waiting to process place in hold in chamber (210), follow tool base (100) circulate and assemble on each station of production line.

2. The multi-station universal jig for the earphone production line according to claim 1, wherein the bearing part (110) and the connecting part (120) are integrally formed, a connecting seat (121) is arranged at one end, far away from the bearing part (110), of the connecting part (120), the connecting seat (121) is connected with the jig frame, and a mounting hole (111) connected with the earphone jig module (200) is formed in the surface of the bearing part (110).

3. The multi-station universal jig for the earphone production line according to claim 2, wherein the connecting seat (121) is arranged protruding from the surface of the connecting portion (120), the middle part of the connecting seat (121) is lower than two ends, positioning grooves (121-2) are formed, and the positioning grooves (121-2) are used for aligning with the jig frame.

4. A multi-station universal jig for an earphone production line according to claim 3, wherein connecting holes (121-1) are formed at two ends of the connecting seat (121), the connecting holes (121-1) are used for being detachably connected with the jig frame, and the connecting holes (121-1) are symmetrically arranged along the positioning grooves (121-2) and used for improving the connection strength of the connecting portions (120) and the jig frame.

5. The multi-station universal fixture for the earphone production line according to claim 1, wherein the bearing part (110) is provided with an earmuff limit ring (112) corresponding to the bottom of the accommodating cavity (210), and the diameter of the earmuff limit ring (112) is between 50mm and 70mm and is used for covering earphone shells to be processed in various specifications.

6. The multi-station universal fixture for the earphone production line according to claim 5, wherein the peripheral outline of the bearing part (110) is matched with the peripheral outline of the earphone fixture module (200).

7. The multi-station universal jig for the earphone production line according to claim 5, wherein a threading groove (220) is formed in one side of the accommodating cavity (210), one end of the threading groove (220) is communicated with the accommodating cavity (210), and the other end of the threading groove extends to the side wall of the earphone jig module (200).

8. The multi-station universal jig for the earphone production line according to claim 5, wherein a demolding groove (230) is formed in one side of the accommodating cavity (210), one end of the demolding groove (230) is communicated with the accommodating cavity (210), the other end of the demolding groove extends to the side wall of the earphone jig module (200), and the demolding groove (230) is used for assisting the earphone shell to be pulled out of the accommodating cavity (210).

9. The multi-station universal jig for an earphone production line according to any one of claims 1 to 8, wherein the earphone jig module (200) is symmetrically provided with two sets of the accommodation cavities (210).

10. The multi-station universal jig for an earphone production line according to any one of claims 1 to 8, wherein the thickness of the carrying portion (110) is equal to the thickness of the connecting portion (120).