CN205754857U - A kind of mouthpiece audio-frequency test clamping tooling - Google Patents
A kind of mouthpiece audio-frequency test clamping tooling Download PDFInfo
- Publication number
- CN205754857U CN205754857U CN201620543195.9U CN201620543195U CN205754857U CN 205754857 U CN205754857 U CN 205754857U CN 201620543195 U CN201620543195 U CN 201620543195U CN 205754857 U CN205754857 U CN 205754857U
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- connecting rod
- mouthpiece
- support
- extension spring
- mike
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Abstract
This utility model relates to a kind of mouthpiece audio-frequency test clamping tooling, including: support, it is arranged on the connecting rod on this support, depression bar, extension spring, mike, speaker and limited block；Connecting rod is articulated on support, connecting rod is divided into two-stage nitration by this pivoting point, depression bar is arranged on the first paragraph of connecting rod and corresponding fixed seating is put, extension spring one end is fixed on support, its other end fixes the first paragraph position of connecting rod, the pull strap dynamic pressure bar of extension spring compresses to fixing seat direction, and the second segment of connecting rod is as handle, and limited block is rotatably provided in and is positioned on the fixing seat that mike is peripheral.Depression bar automatic impaction mouthpiece under the pulling force effect of extension spring reaches fixation, has simple in construction, low cost, easy and simple to handle, working performance high.
Description
Technical field
This utility model relates to mechanical field, is specifically related to a kind of simple in construction, low cost, easy and simple to handle, working performance
The high clamping tooling for mouthpiece audio-frequency test.
Background technology
In the mouthpiece production process of landline telephone, needing mouthpiece is carried out audio detection, its test mode is electricity
Receiver correspondence artificial ear (such as mike) of microphone, microphone correspondence artificial mouth (such as speaker) of mouthpiece, the microphone of mouthpiece
Receiving the sound wave that artificial mouth sends, then conduct to artificial ear via receiver, then contrast audio frequency confirms that mouthpiece is the most qualified.
Chinese utility model patent Application No.: CN97231377 discloses a kind of telephone transmission quality detecting device,
The pressing structure of this device is articulated on support by a project planning, by when tested mouthpiece is placed on fixing seat, incites somebody to action
This pressing structure is pulled down to suppress on fixing seat tested mouthpiece.Although the articulated manner of this pressing structure is simple, but
Loosening easily occurs in long working, and causes pressure inadequate, and needs to replace whole pressing structure together when changing, operation difficulty
Degree is relatively big and relatively costly.
Chinese utility model patent Application No.: CN91216486 discloses the telephone transmission quality test of a kind of improvement
Fixture, the compressing structure of this fixture is the electromagnetic structure of an electric control, after completing mouthpiece location, starts electromagnetic structure
Switch, pushes down mouthpiece by Electromagnetic Drive depression bar.This fixture need to additionally increase electromagnetic structure, and installation cost is higher, and maintenance
Difficulty is big.
Utility model content
To this end, this utility model provide a kind of simple in construction, low cost, easy and simple to handle, working performance high for phone
The clamping tooling of cylinder audio-frequency test.
For reaching above-mentioned purpose, a kind of mouthpiece audio-frequency test clamping tooling that this utility model provides, including: support,
Connecting rod, depression bar, extension spring, mike, speaker and limited block；Described support is provided with one and fixes seat, and described mike is fixed on
On this fixing seat, described limited block is rotatably provided in and is positioned on the fixing seat that mike is peripheral, and described connecting rod is articulated in support
On, connecting rod is divided into two-stage nitration by this pivoting point, and described depression bar is arranged on the first paragraph of connecting rod and corresponding fixed seating is put, described extension spring
One end is fixed on support, and its other end is fixed on the first paragraph position of connecting rod, and the pull strap dynamic pressure bar of described extension spring is to fixing
Seat direction compresses, and the second segment of described connecting rod is as handle, and described speaker is fixed on support, described speaker and mike
Distance identical with the distance of receiver with the microphone of mouthpiece to be measured.
A kind of preferred version of the present utility model, described depression bar surface is provided with a cushion.
The technical scheme provided by this utility model, is had the advantages that
Connecting rod is articulated on support, and connecting rod is divided into two-stage nitration, depression bar to be arranged on first paragraph the correspondence of connecting rod by this pivoting point
Fixed seating is put, and extension spring is arranged between support and the first paragraph of connecting rod, and the pull strap dynamic pressure bar of extension spring is pressed to fixing seat direction
Tightly, the second segment of connecting rod is as handle.During operation, push down handle on the other hand, mouthpiece is placed on fixing seat carries out determining on the other hand
After Wei, decontroling handle, depression bar automatic impaction mouthpiece under the pulling force effect of extension spring reaches fixation, and this frock only needs more
Change extension spring and can keep corresponding pressure；Limited block is rotatably provided in and is positioned on the fixing seat that mike is peripheral, and adjustable is also
The placement location of spacing mouthpiece, reaches the effect of auxiliary positioning；This frock has simple in construction, low cost, easy and simple to handle, work
Industry efficiency high.
Accompanying drawing explanation
Fig. 1 show the schematic perspective view one of clamping tooling in the present embodiment；
Fig. 2 show the schematic perspective view two of clamping tooling in the present embodiment.
Detailed description of the invention
For further illustrating each embodiment, this utility model is provided with accompanying drawing.These accompanying drawings are in this utility model discloses
The part held, it is mainly in order to illustrate embodiment, and the associated description of description can be coordinated former to the running explaining embodiment
Reason.Coordinating with reference to these contents, those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new
The advantage of type.Assembly in figure is not necessarily to scale, and similar element numbers is conventionally used to indicate similar assembly.
In conjunction with the drawings and specific embodiments, this utility model is further illustrated.
Shown in reference Fig. 1, Fig. 2, a kind of mouthpiece audio-frequency test clamping tooling that the present embodiment provides, including: support 10,
It is arranged on the connecting rod 40 on this support 10, depression bar 50, extension spring 60, mike 20, speaker 30 and limited block 70；Described support 10
Being provided with one and fix seat 101, described mike 20 is fixed on this fixing seat 101, the distance of speaker 30 and mike 20 and
Distance between the microphone of mouthpiece to be measured and receiver is identical, and two limited blocks 70 are rotatably provided in respectively and are positioned at mike two
On the fixing seat 101 of side, connecting rod 40 is provided with a through hole (not shown), and described connecting rod 40 is coordinated by this through hole and bolt 80
And then pivot joint is over the mount 10, connecting rod is divided into two-stage nitration, described depression bar 50 to be arranged on first paragraph the correspondence of connecting rod by this pivoting point
The position of fixing seat 101, depression bar 50 surface is provided with a cushion 501, and the first paragraph of connecting rod 40 is provided with a union joint 401, described in draw
Spring 60 one end is fixing over the mount 10, and its other end is fixed on union joint 401 position of the first paragraph of connecting rod 40, described extension spring 60
Pull strap dynamic pressure bar 50 compress to fixing seat 101 direction, the second segment of described connecting rod 40 is as handle 402.
In the present embodiment, two limited blocks 70 are rotatably provided on the fixing seat 101 being positioned at mike 20 two ends respectively,
Adjustable the placement location of spacing mouthpiece, reach the effect of auxiliary positioning.
In the present embodiment, depression bar 50 surface is provided with a cushion 501, and protection mouthpiece is not weighed wounded by depression bar 50.
In the present embodiment, speaker 30 and mike 20 are all connected with detection equipment, and its detection equipment is with connected mode
Prior art, belongs to the technical scheme outside this utility model, is not described in detail at this.
During operation, adjusting the position of limited block 70, push down handle 402 on the other hand, it is right to be placed on by the receiver of mouthpiece on the other hand
Answering mike 20 position to fix on seat 101, its limited block 70 is clipped in after mouthpiece both sides position, and decontrols handle 402, depression bar
50 under the pulling force effect of extension spring 60 automatic impaction mouthpiece reach fixation, now, the microphone correspondence support 10 of mouthpiece
On speaker 30.After position fixes, so that it may the audio frequency effect carrying out testing mouthpiece is the most qualified.And this frock only needs more
Change extension spring 60 and can keep corresponding pressure, there is simple in construction, low cost, easy to operate, working performance high.
Although specifically show and describe this utility model in conjunction with preferred embodiment, but those skilled in the art should
This is understood, in the spirit and scope of the present utility model limited without departing from appended claims, in form and details
On this utility model can be made a variety of changes, be protection domain of the present utility model.
Claims (2)
1. a mouthpiece audio-frequency test clamping tooling, it is characterised in that including: support, connecting rod, depression bar, extension spring, mike,
Speaker and limited block；Described support is provided with one and fixes seat, and described mike is fixed on this fixing seat, and described limited block can
Rotating and be arranged on the fixing seat that mike is peripheral, described connecting rod is articulated on support, and connecting rod is divided into two by this pivoting point
Section, described depression bar is arranged on the first paragraph of connecting rod and corresponding fixed seating is put, and described extension spring one end is fixed on support, its another
End is fixed on the first paragraph position of connecting rod, and the pull strap dynamic pressure bar of described extension spring compresses to fixing seat direction, the of described connecting rod
Two-stage nitration is as handle, and described speaker is fixed on support, if the distance of described speaker and mike and mouthpiece to be measured
Cylinder is identical with the distance of receiver.
Mouthpiece audio-frequency test clamping tooling the most according to claim 1, it is characterised in that: described depression bar surface is provided with one
Cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620543195.9U CN205754857U (en) | 2016-06-06 | 2016-06-06 | A kind of mouthpiece audio-frequency test clamping tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620543195.9U CN205754857U (en) | 2016-06-06 | 2016-06-06 | A kind of mouthpiece audio-frequency test clamping tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205754857U true CN205754857U (en) | 2016-11-30 |
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ID=57359776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620543195.9U Active CN205754857U (en) | 2016-06-06 | 2016-06-06 | A kind of mouthpiece audio-frequency test clamping tooling |
Country Status (1)
| Country | Link |
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| CN (1) | CN205754857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115334439A (en) * | 2022-08-11 | 2022-11-11 | 歌尔股份有限公司 | Mounting structure of calibration line and test equipment of speaker |
-
2016
- 2016-06-06 CN CN201620543195.9U patent/CN205754857U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115334439A (en) * | 2022-08-11 | 2022-11-11 | 歌尔股份有限公司 | Mounting structure of calibration line and test equipment of speaker |
| CN115334439B (en) * | 2022-08-11 | 2024-05-31 | 歌尔股份有限公司 | Mounting structure of calibration line and test equipment of speaker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |