CN212324367U

CN212324367U - Comb type jig

Info

Publication number: CN212324367U
Application number: CN202021241688.XU
Authority: CN
Inventors: 沈庆凯; 涂自龙
Original assignee: Guangdong Chaoyang Electronic Technology Co ltd
Current assignee: Guangdong Chaoyang Electronic Technology Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-01-08
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a comb-shaped jig, which comprises a main body part and an M-shaped forming part convexly arranged on the main body part; the M-shaped forming part comprises a plurality of positioning grooves, the positioning grooves are sequentially arranged side by side along the length extension direction of the main body part, the front side, the rear side and the upper side of each positioning groove are provided with openings, and a partition plate is arranged between every two adjacent positioning grooves; the main body part is also convexly provided with a positioning boss, the positioning boss extends along the length extension direction of the main body part, a connection groove is arranged at the connection position of the positioning boss and the M-shaped forming part, and the connection groove is communicated with the positioning groove; borrow this, its easy and simple to handle, the shaping location of easy earphone cord has improved work efficiency, and fixes a position accurately, is favorable to toasting the shaping, enables the earphone cord shaping and goes out M type structure.

Description

Comb type jig

Technical Field

The utility model relates to an earphone wire rod tool field technique especially indicates a comb type tool.

Background

In daily life, earphones are generally used in order to listen to music or to connect a phone more clearly and conveniently, and as earphone technology is continuously developed, various earphones such as a headset, a neck-worn earphone, a wireless earphone, etc. are used in succession. The conventional head earphones and neck earphones comprise earphone bodies and earphone wires connected to the earphone bodies, and the conventional earphone wires generally comprise two types, namely round earphone wires and flat earphone wires. And in order to satisfy the different user demands of people, can buckle the shaping to circular earphone cord, flat earphone cord usually, make it form wave (M type) structure, however, carry out the buckling of earphone cord through artifical manual mode of buckling among the prior art, such mode operation is inconvenient, and efficiency is slower, and the shaping is not accurate enough, is unfavorable for subsequent baking shaping.

Therefore, a new technology needs to be developed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a comb type tool, and its is easy and simple to handle, and the shaping location of easy earphone cord has improved work efficiency, and fixes a position accurately, is favorable to toasting the shaping, enables the earphone cord shaping and goes out M type structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a comb-shaped jig comprises a main body part and an M-shaped forming part convexly arranged on the main body part;

the M-shaped forming part comprises a plurality of positioning grooves, the positioning grooves are sequentially arranged side by side along the length extension direction of the main body part, the front side, the rear side and the upper side of each positioning groove are provided with openings, and a partition plate is arranged between every two adjacent positioning grooves;

still protruding location boss that is equipped with on the main part, the length extending direction of main part is followed to the location boss extends, the location boss is provided with the linking groove with the linking department of M type shaping portion, link up the groove and communicate in the constant head tank.

Preferably, the number of the M-shaped forming parts is two, and the two M-shaped forming parts are respectively symmetrically arranged on the left side and the right side of the positioning boss.

As a preferred scheme, both sides all are provided with first groove of dodging around the M type location portion, constant head tank, link up the groove and all communicate in first groove of dodging.

As a preferred scheme, the rear side of the positioning boss is provided with a second avoidance groove, and the second avoidance groove is communicated with the connecting groove and the first avoidance groove.

As a preferred scheme, one side of the M-shaped forming part, which is far away from the positioning boss, is provided with a limiting boss, the first avoidance grooves extend to the front side and the rear side of the limiting boss, and the positioning grooves are formed between the limiting boss and the adjacent partition plates.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly is through setting up M type shaping portion on the main part, make M type shaping portion including a plurality of constant head tanks, the front side of every constant head tank, the rear side, the equal opening setting of upside, be provided with the space bar between two adjacent constant head tanks, thereby make its shaping location of easily earphone cord, work efficiency has been improved, and easy and simple to handle, the location is accurate, be favorable to toasting the shaping, enable the shaping of earphone cord and go out M type structure, in order to satisfy the user demand of earphone cord.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic structural view of a flat wire with an M-shaped structure according to an embodiment of the present invention;

FIG. 2 is another schematic view of the flat wire with M-shaped structure according to the embodiment of the present invention;

fig. 3 is a schematic structural view illustrating a flat wire formed on a jig according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a comb-shaped jig according to an embodiment of the present invention;

fig. 5 is a front view of the comb-shaped jig according to the embodiment of the present invention;

fig. 6 is a top view of an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a flattened portion of a flat wire according to an embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of a round portion of a flat wire according to an embodiment of the present invention.

The attached drawings indicate the following:

10. flat wire 11, flat part

12. Circular part 121, M-shaped part

122. Straight portion 13, outer cover

20. Sleeve 30, coaxial line

31. Coaxial core wire 32, shield layer

40. Jig 41 and main body

42. M-shaped forming part 421 and positioning groove

422. Spacing plate 43 and positioning boss

44. The connecting groove 45 and the first avoiding groove

46. Second avoiding groove 47 and limiting boss

101. First core 102, second core

103. Third core wire 104, fourth core wire

105. Fifth core wire 106, sixth core wire

107. Seventh core 108, eighth core

109. Ninth core wire 110, tenth core wire

111. Eleventh core wire 201, wrapped layer.

Detailed Description

Please refer to fig. 1 to 8, which show the specific structure of the embodiment of the present invention; first, it should be noted that the present invention is not limited to the application of the headphone cord, and may be applied to a neck headphone cord or other headphone cords.

A flat wire with an M-shaped structure comprises a flat part 11, wherein round parts 12 are connected to the left end and the right end of the flat part 11, and each round part 12 is provided with an M-shaped part 121; each circular part 12 is further provided with a straight part 122, one end of the M-shaped part 121 is connected to the flat part 11, and one end of the straight part 122 is integrally connected to the other end of the M-shaped part 121; the flat wire 10 further includes a plurality of core wires and two coaxial wires 30, and the plurality of core wires and the two coaxial wires 30 extend into the flat portion 11 and the circular portion 12.

The flat part 11 comprises an outer cover 13, and the outer cover 13 is covered outside a plurality of core wires and two coaxial wires 30; the circular portion 12 includes a sleeve 20, and the sleeve 20 is covered outside a plurality of core wires and two coaxial wires 30. Preferably, the material of the outer cover 13 is TPE, and the sleeve 20 is TPU heat shrink sleeve 20.

Preferably, in the present embodiment, 11 cores are provided, and 11 cores are respectively defined as a first core 101, a second core 102, a third core 103, a fourth core 104, a fifth core 105, a sixth core 106, a seventh core 107, an eighth core 108, a ninth core 109, a tenth core 110, and an eleventh core 111, and the sixth core 106 and the seventh core 107 are covered by a winding layer 201. Of course, the core wires are not limited to the above number, and may be other number of core wires, and only need to be set according to actual production requirements, which is not described herein in detail.

Each of the two coaxial wires 30 includes a coaxial core wire 31 and a shielding layer 32 covering the coaxial core wire 31. The material of the coaxial core wire 31 is FEP or PFA, and the material of the shielding layer 32 is PFA or PET. Each core wire comprises a conductor and an insulating layer coated outside the conductor. The insulating layer is made of TPEE.

A comb-shaped jig comprises a main body part 41 and an M-shaped forming part 42 convexly arranged on the main body part 41; the M-shaped forming portion 42 includes a plurality of positioning grooves 421, the positioning grooves 421 are sequentially arranged side by side along the length extending direction of the main body portion 41, the front side, the rear side and the upper side of each positioning groove 421 are opened, and a partition plate 422 is arranged between two adjacent positioning grooves 421; the main body portion 41 is further convexly provided with a positioning boss 43, the positioning boss 43 extends along the length extension direction of the main body portion 41, a connection groove 44 is formed at the connection position of the positioning boss 43 and the M-shaped forming portion 42, and the connection groove 44 is communicated with the positioning groove 421.

Preferably, in the present embodiment, two M-shaped forming portions 42 are provided, and the two M-shaped forming portions 42 are respectively symmetrically disposed on the left and right sides of the positioning boss 43.

Both sides all are provided with first dodge groove 45 around the M type shaping portion 42, constant head tank 421, link up groove 44 and all communicate in first dodge groove 45. The rear side of the positioning boss 43 is provided with a second avoiding groove 46, and the second avoiding groove 46 is communicated with the connecting groove 44 and the first avoiding groove 45. One side that location boss 43 was kept away from to M type shaping portion 42 is provided with spacing boss 47, first dodge groove 45 and extend to both sides around spacing boss 47, be formed with aforementioned constant head tank 421 between spacing boss 47 and the adjacent space bar 422.

A manufacturing method of the flat wire with the M-shaped structure comprises the following steps:

step one, preparation: preparing a flat wire 10, two sleeves 20 and a jig 40 (the comb-shaped jig), wherein the two sleeves 20 are TPU heat-shrinkable sleeves 20;

step two, peeling: peeling off the outer skins (outer skins 13) of both ends of the flat wire 10 to expose both the 11 core wires and the two coaxial wires 30 of both ends of the flat portion 11 of the flat wire 10;

step three, sleeving the sleeve 20: sleeving two sleeves 20 outside the 11 core wires exposed out of the two ends of the flat wire 10 and the two coaxial wires 30 in the second step respectively to form two cylindrical coating bodies; wherein, 11 core wires and one end of two coaxial wires 30 are exposed outside the corresponding sleeve 20;

step four, positioning: two cylindrical coating bodies formed by coating the two ends of the flat wire 10 in the third step by the sleeve 20 are respectively positioned on the two M-shaped forming parts 42 of the jig 40, as shown in fig. 3, wherein the flat part 11 of the flat wire 10 is placed in the second avoiding groove 46 and limited by the rear side wall of the positioning boss 43 of the jig 40, the two cylindrical coating bodies respectively face the corresponding M-shaped forming parts 42, the cylindrical coating bodies are sequentially bent and wound in the positioning groove 421 through the joining groove 44, the first avoiding groove 45 and the partition plate 422, and one end of the cylindrical coating body away from the flat part 11 is limited by the rear side wall of the corresponding limiting boss 47;

step five, forming: and baking and forming the cylindrical coating bodies respectively positioned on the two M-shaped forming parts 42 of the jig 40 in the fourth step to obtain the M-shaped structure.

To sum up, the utility model discloses a design is key in, and it mainly is through setting up M type shaping portion on the main part, makes M type shaping portion including a plurality of constant head tanks, and the equal opening setting of front side, rear side, upside of every constant head tank is provided with the space bar between two adjacent constant head tanks to make its shaping location of easily earphone cord, improved work efficiency, and easy and simple to handle, the location is accurate, is favorable to toasting the shaping, enables the earphone cord shaping and goes out M type structure, in order to satisfy the user demand of earphone cord.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a comb type tool which characterized in that: comprises a main body part and an M-shaped forming part convexly arranged on the main body part;

2. A comb-type jig according to claim 1, wherein: the M-shaped forming parts are arranged in two numbers, and the two M-shaped forming parts are respectively symmetrically arranged on the left side and the right side of the positioning boss.

3. A comb-type jig according to claim 1, wherein: the front side and the rear side of the M-shaped forming portion are provided with first avoidance grooves, and the positioning grooves and the connecting grooves are communicated with the first avoidance grooves.

4. A comb-type jig according to claim 3, wherein: the rear side of the positioning boss is provided with a second avoidance groove, and the second avoidance groove is communicated with the connecting groove and the first avoidance groove.

5. A comb-type jig according to claim 3, wherein: one side that M type shaping portion kept away from the location boss is provided with spacing boss, first dodge the groove and extend to both sides around spacing boss, be formed with aforementioned constant head tank between spacing boss and the adjacent space bar.