CN2153920Y - Adjustable sound volume diaphragm for microphone - Google Patents
Adjustable sound volume diaphragm for microphone Download PDFInfo
- Publication number
- CN2153920Y CN2153920Y CN 93209724 CN93209724U CN2153920Y CN 2153920 Y CN2153920 Y CN 2153920Y CN 93209724 CN93209724 CN 93209724 CN 93209724 U CN93209724 U CN 93209724U CN 2153920 Y CN2153920 Y CN 2153920Y
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- hole
- sided
- shape
- release liners
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Abstract
The utility model relates to sound volume adjusting paper for a microphone, which comprises lower leaving-type paper without through holes, a double-surface adhesive layer provided with through holes of a prearranged number, and a nonwoven fabric which is stuck on the upper adhesive surface of the double-surface adhesive layer, wherein, the lower adhesive surface of the double-surface adhesive layer is arranged on the lower leaving-type paper. When the double-surface adhesive layer is not peeled off from the lower leaving-type paper, the inner shapes of the adhesive-layer through holes which are not separated form the adhesive layer are still kept in the inner shapes of the through holes. The inner shapes of the through holes of upper leaving-type paper, which are the same as the inner shapes of the adhesive-layer through holes, are arranged between the inner shapes of the adhesive-layer through holes and the nonwoven fabric. When the double-surface adhesive layer is peeled off from the lower leaving-type paper, the double-surface adhesive layer forms through holes, and the inner shapes of the lower leaving-type paper and the adhesive-layer through holes are mutually stuck with the inner shapes of the upper leaving-type paper.
Description
The utility model is relevant with microphone sound head adjustable sound paper, and specifically, the utility model is about a kind of improved microphone sound head adjustable sound paper.
The adjustable sound paper of traditional microphone sound head is covered on the perisporium of microphone sound head 22, so that cover covers the air-vent 24 of sound head 22, uses the generation filter action, shown in the figure number among Fig. 1 (10).Disclosed by No. 78208418 patent case, the structure of this adjustable sound paper (10), as Fig. 2, comprise release liners (11), a two-sided glue-line (12) and an adhesive-bonded fabric (13), wherein this time release liners (11) and this layers of two-sided (12) are equipped with corresponding through hole (14 ') and (14 "), and this adhesive-bonded fabric (13) and this layers of two-sided (12) have had suitable sanction trace.During use, cast out release liners (11) down, the adhesive-bonded fabric (13) that closely bonds is taken off with layers of two-sided (12), be bonded in again on the sound head (22), and make through hole on the layers of two-sided (12) that (14 ") are to the air-vent (24) on the standard pronunciation head (22); then this air-vent is covered by adhesive-bonded fabric only to cover, not contained by glue-line, filtering really.
The manufacture method of traditional adjustable sound paper (10), be to get a ground (15) earlier, this ground (15) has above-mentioned following release liners (11), layers of two-sided (12) and covers release liners (16) on layers of two-sided (12) goes up, the ground of rolling (15) is first to pass through diel and punching, as shown in Figure 3, make ground (15) have through hole (14), after tearing release liners (16) off, on layers of two-sided (12), paste this adhesive-bonded fabric (13) again, and be cut into the profile of reservation shape through pressure, structure shown in Figure 2.
For realizing the structure of above-mentioned adjustable sound paper, this ground (15) will be gone out through hole (14) by cooperating between a punching pin (17) and the bed die (18), ground (15) by dash from part then form waste material (19), because punching pin needs in order to the structural adhesive layer of destruction waste material (19) with ground (15), thereby derives following shortcoming:
One, because the suitable plasticity of colloid tool, waste material (19) by by force from ground (15) upper punch from after, colloid therebetween can be drawn and be stretched, waste material (19) periphery promptly has colloid and attaches or be covered, therefore, by dash from the very easily sticking nib (20) that gets lodged in bed die (18) of waste material (19) in and do not drop downwards, waste material (19) is sticking to be blocked up the more, the punching stroke of punching pin (17) more can't reach the precalculated position, punching pin (17) result of punching press by force very easily causes the nib (20) of punching pin (17) fracture or bed die (18) phenomenon of bursting apart, and through hole (14) is littler, and the destruction situation of punching pin (17) and bed die (18) is more serious.
Two, this waste material (19) also can adhere to the bottom of punching pin (17), and similarly, it covers the more, more easily damages the upper surface of ground (15) when the ground charging, or colloid is attached at surface of bottom material, influences its stamping press and product quality.
For overcoming above-mentioned shortcoming, the means that the past adopts are to go up to reach in the nib (20) at punching pin (17) to smear oil plant, and to avoid the adhesion situation of waste material (19), its effect is not very good, and oil plant can destroy the viscosity of colloid.
Secondly, above-mentioned structure is after the waste material (19) of institute's punching press is discharged downwards by the nib (20) of bed die during fabrication, must be through the once discarded formality of arrangement, use the back its refuse such as release liners then must the discarded formality of another time down, need discarded respectively arrangement, quite inconvenience.
The utility model is directed to above-mentioned shortcoming, and its main purpose is to provide a kind of improved microphone sound head adjustable sound paper, and this adjustable sound paper has preferable fabrication schedule, and reduces the cost cost.
Another purpose of the present utility model is to provide a kind of improved microphone sound head adjustable sound paper, makes the collection of the discarded object in its manufacture process more convenient.
For achieving the above object, microphone sound head adjustable sound paper of the present utility model comprises: release liners (32) once; One two-sided glue-line (34), glue face sticks on this time release liners (32) under it, and this layers of two-sided (34) offers the through hole (36 ') of predetermined number; One adhesive-bonded fabric (44) sticks on the gluing face of this layers of two-sided (34); This layers of two-sided (34) and this adhesive-bonded fabric (44) are also pressed the profile that is cut into reservation shape; It is characterized in that: this time release liners (32) is not offered through hole; When this layers of two-sided (34) not with this time release liners (32) when peeling off, still maintain shape (38) in the glue-line through hole in the through hole (36 ') of layers of two-sided (34); This adjustable sound paper also comprises: shape (42) in the last release liners through hole that equates with the quantity of shape (38) in this glue-line through hole, the interior shape (42) of release liners through hole just is located between the gluing face and this adhesive-bonded fabric (44) of shape (38) in each glue-line through hole on each, makes adhesive-bonded fabric (44) not be stained with glue corresponding to the position of shape (38) in this through hole; Thereby when peeling off this adhesive-bonded fabric (44) with this layers of two-sided (34), this layers of two-sided (34) is promptly separated with shape (38) in this glue-line through hole, make layers of two-sided (34) go up this through hole of formation, shape (38) reaches and goes up then mutual sticking the establishing of shape (42) in the release liners through hole in following release liners (32), the glue-line through hole.
By above structure, adjustable sound paper of the present utility model does not need to make with punching press, thereby overcomes the shortcoming of making adjustable sound paper in the past; And its discarded object all concentrates on this time release liners, thereby is convenient to arrangement.
For further understanding the purpose of this utility model,, feature and the effect that realized, existing be described in more detail in according to a preferred embodiment and conjunction with figs. after, wherein:
Fig. 1 pastes schematic diagram on microphone sound head for adjustable sound paper.
Fig. 2 is known adjustable sound paper.
Fig. 3 is the manufacture process schematic diagram of known adjustable sound paper.
Fig. 4 is the part decomposing schematic representation of the adjustable sound paper of the utility model preferred embodiment.
Fig. 5 is the 5-5 profile of Fig. 4.
Fig. 6 is for showing the user mode of peeling off adhesive-bonded fabric and layers of two-sided.
Fig. 7-10 preface successively is the manufacture process schematic diagram of the utility model preferred embodiment.
At first see also Fig. 4 and 5, microphone sound head adjustable sound paper provided by the utility model (30) includes: release liners (32) once; One two-sided glue-line (34) offers the through hole (36 ') of predetermined number on it, this layers of two-sided (34) with its down glue face stick on this time release liners (32), maintain the interior shape (38) of glue-line through hole in each through hole (36 '); Shape (42) in the last release liners through hole that equates with shape (38) quantity in this glue-line through hole, they are sticked on the interior shape (38) of each corresponding glue-line through hole; One adhesive-bonded fabric (44) sticks on the gluing face of this layers of two-sided (34), and its position corresponding to shape (42) in the release liners through hole on this is not bonding with this layers of two-sided (34).
The utility model can be obtained by following manufacture process:
Get a ground (31) earlier, as shown in Figure 7, this ground (31) has release liners (40) on release liners (32), the two-sided glue-line (34) and, this ground (31) is pressed shape device (50) through one and is molded through hole (36) thereon with the form of rolling, this molding press device (50) includes: in a hollow gouge (52) and 1,000 laminates (54), this gouge (52) and establish a rubber blanket (56).This gouge (52) goes out this through hole (36) in the last release liners (40) of ground (31) with the last die mould of layers of two-sided (34), go up and produce impression in following release liners (32), and this layers of two-sided (34) and the through hole (36 ') that should go up release liners (40) with (form in the glue-line through hole on the shape (38) and a shape (42) in the release liners through hole in 36 ") respectively.
Again as shown in Figure 8, should go up release liners (40) rolls, make it to peel off with layers of two-sided (34), following release liners (32), on each in the release liners through hole shape (42) in fact (36 ") are not connected; therefore can not be subjected to release liners (40) interlock, still are bonded on the interior shape (38) of through hole of this layers of two-sided (34) with the through hole of last release liners (40).
After last release liners (40) is peeled off, again an adhesive-bonded fabric (44) is sticked on the gluing face of this layers of two-sided (34), promptly finish a first type.
Adhesive-bonded fabric (44) cuts out profile thereon with cutting knife, as shown in Figure 9 after pasting and finishing again.Its cut channel also only is formed on this adhesive-bonded fabric (44) and the layers of two-sided (34), as Figure 10, and does not relate to this time release liners (32).
After the utility model was finished by said process, its structure was promptly shown in Figure 4 and 5.During use, be that this adhesive-bonded fabric (44) is together torn up together with this layers of two-sided (34), as Fig. 6.Because of the adhesiveness between layers of two-sided (34) and this adhesive-bonded fabric (44) is stronger than the adhesiveness of itself and this time release liners (32), thereby glue-line (34) tears up easily with adhesive-bonded fabric (44).When tearing up, because of the through hole (36 ') of shape (38) periphery system in the glue-line through hole and layers of two-sided (34) forms the state that is cut off, do not connect in fact, and the following glue face of shape (38) still is bonded on this time release liners (32) in the glue-line through hole, do not have viscosity between the shape (42) and this adhesive-bonded fabric (44) and be bonded in the last release liners through hole on its gluing face, therefore, glue-line (34) and adhesive-bonded fabric (44) be when tearing off, shape (38) and should go up that shape (42) still remains adhered on this time release liners (32) in the release liners through hole in this glue-line through hole.This adhesive-bonded fabric (44) is not contained by glue-line corresponding to through hole (36 ') position of this layers of two-sided (34), this through hole (36 ') can be aligned the air-vent of microphone sound head, adjustable sound paper is pasted thereon, then the air-vent of microphone sound head is covered by this adhesive-bonded fabric (44) only to cover, filtering and dustproof effect are provided.
What must remark additionally is: after this gouge (52) carries out the interior shape of crush-cutting to release liners on this (40), layers of two-sided (34), the following glue face of shape (38) still keeps being pasted on down on the release liners (32) in the glue-line through hole, therefore, gouge (52) is when upwards returning, shape (38) can't up be driven by this gouge (52) in this glue-line through hole, remain in the layers of two-sided through hole (36 '), and this rubber blanket (56) can provide another protective action to shape (38) in this through hole.
The utility model can obtain following advantage in its structural change on manufacture process:
One, overcome the shortcoming that punching pin ruptures or bed die bursts apart that prior art is caused with the punch forming means on manufacture process, thus and the cost that reduces cost.
Two, the utility model can additionally not form waste material during fabrication, and its waste material system concentrates on this time release liners fully, only must once compile operation, the waste disposal operation more required than the prior art structure facility that more saves time.
In sum, the utility model is a kind of improved adjustable sound paper, and its structural characteristics are so that it can produce substantial practical effect.
Claims (1)
- A kind of microphone sound head adjustable sound paper comprises: release liners (32) once; One two-sided glue-line (34), glue face sticks on this time release liners (32) under it, and this layers of two-sided (34) offers the through hole (36 ') of predetermined number; One adhesive-bonded fabric (41) sticks on the gluing face of this layers of two-sided (34); This layers of two-sided (34) and this adhesive-bonded fabric (44) are also pressed the profile that is cut into reservation shape; It is characterized in that: this time release liners (32) is not offered through hole; When this layers of two-sided (34) not with this time release liners (32) when peeling off, still maintain shape (38) in the glue-line through hole in the through hole (36 ') of layers of two-sided (34); This adjustable sound paper also comprises: shape (42) in the last release liners through hole that equates with the quantity of shape (38) in this glue-line through hole, the interior shape (42) of release liners through hole just is located between the gluing face and this adhesive-bonded fabric (44) of shape (38) in this glue-line through hole on each, makes adhesive-bonded fabric (44) not be stained with glue corresponding to the position of shape (38) in this through hole; Thereby when peeling off this adhesive-bonded fabric (44) with this layers of two-sided (34), this layers of two-sided (34) is promptly separated with shape (38) in this glue-line through hole, make layers of two-sided (34) go up this through hole of formation, shape (38) reaches and goes up then mutual sticking the establishing of shape (42) in the release liners through hole in following release liners (32), the glue-line through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93209724 CN2153920Y (en) | 1993-04-08 | 1993-04-08 | Adjustable sound volume diaphragm for microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93209724 CN2153920Y (en) | 1993-04-08 | 1993-04-08 | Adjustable sound volume diaphragm for microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2153920Y true CN2153920Y (en) | 1994-01-19 |
Family
ID=33791834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93209724 Expired - Fee Related CN2153920Y (en) | 1993-04-08 | 1993-04-08 | Adjustable sound volume diaphragm for microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2153920Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315357C (en) * | 2002-12-29 | 2007-05-09 | 葛南尧 | Non pulp base material speaker sound cone and its producing process |
| CN102406283B (en) * | 2006-06-30 | 2015-05-13 | Alc粘合剂技术有限公司 | Machine and relative method for applying adhesive layer to surface of object, such as inner sole of shoe |
-
1993
- 1993-04-08 CN CN 93209724 patent/CN2153920Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315357C (en) * | 2002-12-29 | 2007-05-09 | 葛南尧 | Non pulp base material speaker sound cone and its producing process |
| CN102406283B (en) * | 2006-06-30 | 2015-05-13 | Alc粘合剂技术有限公司 | Machine and relative method for applying adhesive layer to surface of object, such as inner sole of shoe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |