CN116709090A - Earphone sliding support arm and processing technology thereof - Google Patents
Earphone sliding support arm and processing technology thereof Download PDFInfo
- Publication number
- CN116709090A CN116709090A CN202310652752.5A CN202310652752A CN116709090A CN 116709090 A CN116709090 A CN 116709090A CN 202310652752 A CN202310652752 A CN 202310652752A CN 116709090 A CN116709090 A CN 116709090A
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- Prior art keywords
- support arm
- sliding support
- profile
- earphone
- rotating
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Links
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000005516 engineering process Methods 0.000 title abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000010273 cold forging Methods 0.000 claims description 22
- 238000005242 forging Methods 0.000 claims description 15
- 230000032683 aging Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000004321 preservation Methods 0.000 claims description 7
- 238000000137 annealing Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004381 surface treatment Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000025962 Crush injury Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1008—Earpieces of the supra-aural or circum-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/003—Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention belongs to the technical field of wireless earphone production and manufacturing, and particularly relates to an earphone sliding support arm which comprises a main body and an assembly structure communicated with the main body, wherein a rotating structure is arranged in the main body and comprises a rotating main body and a control piece connected with the rotating main body, and the rotating structure is in a crescent shape. The invention has stronger supporting capability and can increase the connection strength of the earphone. In addition, the invention also discloses a processing technology of the earphone sliding support arm, and the processed product has higher strength and hardness, and the surface treatment can increase the appearance effect of the product and improve the production quality and efficiency.
Description
Technical Field
The invention belongs to the technical field of wireless earphone production and manufacturing, and particularly relates to an earphone sliding support arm and a processing technology thereof.
Background
Nowadays, with the development of modern society and the increasing demands of people on entertainment modes, the demands on headphones are also increasing, and wireless headphones are received and used by more and more people with the convenience of use.
Wireless headphones are generally suitable for various crowds by adjusting the sliding arm and the supporting arm, and in the prior art, as a connection assembly for a chinese patent headphone and a headphone (application number: CN 201720037903.6) disclose a connection assembly for a headphone and a headphone, the connection assembly for a headphone includes: the support arm is internally provided with a mounting hole extending along the extending direction of the support arm, and an anti-wear layer is attached to the wall of the mounting hole; the sliding arm, the one end sliding sleeve joint of sliding arm is in the mounting hole, and with the laminating of wearing layer, and the other end of sliding arm is used for connecting earphone receiver, and the support arm surrounds with the sliding arm and forms a accommodation space that is used for holding human head.
Although the service life of the headset can be effectively prolonged by using the connecting component, the rotating requirement is not considered, and the metal melting casting molding or the plastic injection molding is generally selected in the processing technology, so that the requirements on the strength and the appearance effect cannot be met, and therefore, a novel technical scheme is needed to solve the problems.
Disclosure of Invention
One of the objects of the present invention is: to the not enough of prior art, provide a earphone sliding support arm, it can satisfy the rotation demand through rotating structure, and it itself has stronger supporting capability, can satisfy the user demand.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an earphone sliding support arm, includes the main part and with the assembly structure that the main part is linked together, the inside rotating structure that is provided with of main part, rotating structure include the rotating body and with the control that the rotating body is connected, rotating structure sets up to crescent.
As an improvement of the earphone sliding support arm, the main body is provided with the cylinder which is bent along the first direction, and the earphone sliding support arm is of an integrally formed structure, so that the support strength of the earphone sliding support arm can be increased, and the use requirement is met.
As an improvement of the earphone sliding support arm, the cross section of the rotating body is in a fan shape, and the central angle of the cross section of the rotating body is set to be 90 degrees, so that the rotation requirement of the earphone sliding support arm can be met.
As an improvement of the sliding support arm for the earphone, two control members are arranged on two sides of the rotating body respectively.
As an improvement of the sliding support arm for the earphone, the height of the control piece in the first direction is lower than that of the rotating body, and the rotating body and the control piece are arranged so that when the sliding support arm for the earphone is connected with the matched upper shell, the rotating requirement of plus or minus 90 degrees can be met.
As an improvement of the earphone sliding support arm, a concave groove is further formed in the main body, the concave groove is located above the rotating structure along the first direction, and when the earphone sliding support arm is connected with a matched part, a sealing ring can be placed in the concave groove, so that the connection strength is improved.
As an improvement of the earphone sliding support arm, a sealing element is arranged at one end of the main body opposite to the first direction, and the sealing element is connected with the main body, namely, one end of the main body provided with the sealing element is of a sealing structure, so that dust or other sundries are prevented from entering parts during use, and the service life is influenced.
As an improvement of the earphone sliding support arm, the assembly structure comprises a connecting piece and an assembly part connected with the connecting piece, wherein the assembly part is provided with an assembly hole, and the assembly structure is used for connecting the earphone sliding support arm with a corresponding earphone body, so that the assembly requirement is met, and the connection strength is increased.
The second object of the present invention is: the processing technology of the earphone sliding support arm comprises the following steps:
step 1, preparing a profile for processing, performing first cold forging on the profile at normal temperature by using a forging press, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
step 2, performing secondary cold forging on the profile by using a forging press at normal temperature, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
and 3, carrying out solution treatment and aging treatment on the profile, and then carrying out one-to-four treatment on the profile to obtain a product, and adopting a four-axis CNC to carry out machining forming on the rotating structure in the product to obtain the earphone sliding support arm.
In the step 1, before the first cold forging, annealing treatment is performed, the temperature of the annealing treatment is 480 ℃, the heat is preserved for 2 hours, and the annealed section bar is subjected to grinding processing to remove burrs.
As an improvement of the processing technology of the earphone sliding support arm, the pressure maintaining time of the forging press in the step 1 and the step 2 is 5s, and the surfaces of the profiles are wrapped with lubricant before the first cold forging and the second cold forging.
As an improvement of the processing technology of the earphone sliding support arm, the flash material is a thinner part of the section bar around the circumference, so that the section bar can be ensured to be filled with the grinding tool in the forging press.
As an improvement of the processing technology of the earphone sliding support arm, in the step 3, the temperature of solution treatment is set to 535 ℃, the heat preservation time is set to 3.5 hours, and water cooling is used; the temperature of the aging treatment is set to 180 ℃, the heat preservation time is set to 6 hours, and the furnace is used for cooling.
As an improvement of the processing technology of the earphone sliding support arm, the step 3 further comprises spraying or oxidizing the earphone sliding support arm after polishing the obtained earphone sliding support arm.
The earphone sliding support arm has the beneficial effects that the earphone sliding support arm comprises a main body and an assembling structure communicated with the main body, wherein a rotating structure is arranged in the main body and comprises a rotating main body and a control piece connected with the rotating main body, and the rotating structure is in a crescent shape. The earphone sliding support arm can meet the rotation requirement through the rotation structure, has strong support capability, and can meet the use requirement. In addition, the processing technology of the earphone sliding support arm has the advantages that the processed product has higher strength and hardness, the surface treatment can increase the appearance effect of the product, and the production quality and efficiency are improved.
Drawings
Features, advantages, and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a second schematic structural diagram of embodiment 1.
Fig. 3 is a third schematic structural diagram of embodiment 1.
Fig. 4 is a schematic structural view of the profile after the first cold forging in example 2.
Fig. 5 is a schematic structural diagram of the profile after solution treatment and aging treatment in example 2.
Wherein reference numerals are as follows:
1-a main body;
2-an assembly structure; 21-a connector; 22-fitting; 23-fitting holes;
3-a rotating structure; 31-rotating the body; 32-a control member;
a-a first direction;
a 4-concave groove;
5-a seal;
100-earphone sliding support arm; 200-flying edge material.
Detailed Description
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The present invention will be described in further detail below with reference to fig. 1 to 5 and the specific embodiments, but is not limited thereto.
Example 1
Example 1 is described below in conjunction with figures 1-3:
the utility model provides an earphone sliding support arm, includes main part 1 and the assembly structure 2 that is linked together with main part 1, and main part 1 inside is provided with rotating-structure 3 and concave groove 4, and main part 1 sets up to the drum along first direction A bending, and earphone sliding support arm is whole integrated into one piece structure, can increase earphone sliding support arm's supporting strength, satisfies the user demand.
Preferably, the assembling structure 2 comprises a connecting piece 21 and an assembling piece 22 connected with the connecting piece 21, and an assembling hole 23 is formed in the assembling piece 22, and the assembling structure 2 is used for connecting the earphone sliding support arm with a corresponding earphone body, so that assembling requirements are met, and connecting strength is increased.
As shown in fig. 2, the rotating structure 3 includes a rotating body 31 and a control member 32 connected to the rotating body 31, the rotating structure 3 is provided in a crescent shape, the control member 32 is provided in two, respectively provided at both sides of the rotating body 31, and the control member 32 is lower in height than the rotating body 31 in the first direction a; the arrangement of the rotating body 31 and the control member 32 can enable the rotation requirement of plus or minus 90 degrees to be completed when the earphone sliding support arm is connected with the matched upper shell.
Preferably, the cross section of the rotating body 31 is set to be a sector, and the central angle of the cross section of the rotating body 31 is set to be 90 degrees, so that the rotating requirement of the earphone sliding support arm can be met.
Preferably, the concave groove 4 is located above the rotating structure 3 along the first direction a, and when the earphone sliding support arm is connected with a matched component, a sealing ring can be placed inside the concave groove 4, and as the concave groove 4 is located above the rotating structure 3, the connection strength can be increased without affecting the realization of the rotating function.
As shown in fig. 3, a sealing member 5 is disposed at one end of the main body 1 opposite to the first direction a, and the sealing member 5 is connected with the main body 1, so that one end of the main body 1 provided with the sealing member 5 is a sealing structure, and dust or other impurities are prevented from entering the parts during use, thereby affecting the service life.
Example 2
As shown in fig. 1-5, a process for manufacturing a sliding support arm for headphones as described in example 1, comprises the steps of:
step 1, preparing a profile for processing, performing first cold forging on the profile at normal temperature by using a forging press, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
step 2, performing secondary cold forging on the profile by using a forging press at normal temperature, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
and 3, carrying out solution treatment and aging treatment on the profile, and then carrying out one-to-four treatment on the profile to obtain a product, and adopting a four-axis CNC to machine and shape the rotating structure 3 in the product to obtain the earphone sliding support arm.
Preferably, annealing treatment is carried out before the first cold forging, the annealing treatment temperature is 480 ℃, the heat preservation is carried out for 2 hours, and the annealed section bar is ground and processed to remove burrs; the annealing treatment can reduce the hardness of the profile, is beneficial to forging and forming, and reduces the tonnage of the used equipment.
Preferably, in this embodiment, the machine for removing burrs in step 1 and step 2 is a numerical control machine tool, and other machines can be used as long as the use requirement of removing burrs can be met, and the grinding processing can prevent the occurrence of the condition that scraps are attached to the surface of a product to generate crush injury after forging and forming, thereby improving the product quality.
Preferably, the surface of the profile is fully covered with the lubricant before the first cold forging and the second cold forging, so that the friction resistance of deformation of forging and forming can be reduced, and the processing difficulty is reduced.
Preferably, the dwell time of the forging press in the step 1 and the step 2 is set to be 5 seconds, so that the forging effect and the workpiece quality can be ensured.
Preferably, the rim charge 200 is a thin part around the periphery of the profile as shown in fig. 4, so that the profile can be ensured to fill the grinding tool in the forging press.
Preferably, the temperature of the solution treatment in the step 3 is set to 535 ℃, the heat preservation time is set to 3.5 hours, and water cooling is used; setting the temperature of ageing treatment to 180 ℃, setting the heat preservation time to 6 hours, and cooling outside the furnace; the solid solution treatment and aging treatment can improve the strength and hardness of the product, ensure the quality of the product and meet the use requirement.
Preferably, as shown in fig. 5, the shapes of the profiles subjected to solution treatment and aging treatment are set to be that the four earphone sliding support arms 100 are connected in sequence, and the shapes of the products are the same as those of the earphone sliding support arms 100, so that 4 earphone sliding support arms 100 can be obtained at a time, and the processing efficiency is improved.
Preferably, step 3 further includes polishing the obtained earphone sliding support arm, spraying or oxidizing the earphone sliding support arm, polishing the surface of the earphone sliding support arm 100 is smooth, spraying or oxidizing the earphone sliding support arm 100 can increase the appearance effect of the product, such as spraying bright color or exquisite pattern, and can satisfy consumer preference.
Variations and modifications of the above embodiments will occur to those skilled in the art to which the invention pertains from the foregoing disclosure and teachings. Therefore, the present invention is not limited to the above-described embodiments, but is intended to be capable of modification, substitution or variation in light thereof, which will be apparent to those skilled in the art in light of the present teachings. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (10)
1. The utility model provides a headset sliding support arm, its characterized in that, include main part (1) and with assembly structure (2) that main part (1) are linked together, the inside rotating structure (3) that is provided with of main part (1), rotating structure (3) include rotate main part (31) and with control piece (32) that rotate main part (31) are connected, rotating structure (3) set up to crescent.
2. The headphone slide support arm according to claim 1, wherein the cross section of the rotating body (31) is provided in a sector shape, and the central angle of the cross section of the rotating body (31) is provided at 90 degrees.
3. The earphone sliding support arm according to claim 1, wherein the control members (32) are provided in two, respectively provided on both sides of the rotating body (31).
4. A headset sliding support arm according to claim 3, characterized in that the control member (32) has a lower height in the first direction (a) than the swivel body (31).
5. The earphone sliding support arm according to claim 4, characterized in that the main body (1) is further provided internally with a concave groove (4), the concave groove (4) being located above the rotating structure (3) in the first direction (a).
6. The headset sliding support arm according to claim 4, characterized in that the end of the body (1) opposite to the first direction (a) is provided with a seal (5), the seal (5) being connected to the body (1).
7. The headset sliding support arm according to claim 1, characterized in that the mounting structure (2) comprises a connecting piece (21) and a mounting piece (22) connected to the connecting piece (21), the mounting piece (22) being provided with mounting holes (23).
8. A process for manufacturing a sliding support arm for headphones according to any one of claims 1 to 7, comprising the steps of:
step 1, preparing a profile for processing, performing first cold forging on the profile at normal temperature by using a forging press, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
step 2, performing secondary cold forging on the profile by using a forging press at normal temperature, cutting off flash materials of the profile after cold forging, cleaning the profile, and removing burrs;
and 3, carrying out solution treatment and aging treatment on the profile, and then carrying out one-to-four treatment on the profile to obtain a product, and adopting a four-axis CNC to machine and shape the rotating structure (3) in the product to obtain the earphone sliding support arm.
9. The process according to claim 8, wherein in step 1, before the first cold forging, annealing is performed at 480 ℃ for 2 hours, and the annealed profile is ground to remove burrs; setting the temperature of the solution treatment in the step 3 to 535 ℃, setting the heat preservation time to 3.5 hours, and using water cooling; the temperature of the aging treatment is set to 180 ℃, the heat preservation time is set to 6 hours, and the furnace is used for cooling.
10. The process according to claim 8, wherein the forging press in step 1 and step 2 has a dwell time of 5s, and the surface of the profile is coated with lubricant before the first cold forging and the second cold forging; and step 3, after the obtained earphone sliding support arm is polished, spraying or oxidizing the earphone sliding support arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310652752.5A CN116709090A (en) | 2023-06-05 | 2023-06-05 | Earphone sliding support arm and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310652752.5A CN116709090A (en) | 2023-06-05 | 2023-06-05 | Earphone sliding support arm and processing technology thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116709090A true CN116709090A (en) | 2023-09-05 |
Family
ID=87840418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310652752.5A Pending CN116709090A (en) | 2023-06-05 | 2023-06-05 | Earphone sliding support arm and processing technology thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116709090A (en) |
-
2023
- 2023-06-05 CN CN202310652752.5A patent/CN116709090A/en active Pending
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