CN207560340U - A kind of loudspeaker measurement jig of adjustable pressure - Google Patents
A kind of loudspeaker measurement jig of adjustable pressure Download PDFInfo
- Publication number
- CN207560340U CN207560340U CN201721599658.4U CN201721599658U CN207560340U CN 207560340 U CN207560340 U CN 207560340U CN 201721599658 U CN201721599658 U CN 201721599658U CN 207560340 U CN207560340 U CN 207560340U
- Authority
- CN
- China
- Prior art keywords
- loudspeaker
- measurement jig
- servo motor
- adjustable pressure
- down assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model is related to a kind of loudspeaker measurement jigs of adjustable pressure, loudspeaker measurement jig of the adjustable pressure includes pedestal, holds down assembly and hinge assemblies, the pedestal includes test section, the hinge assemblies are connected on the pedestal, described hold down assembly is connected on the hinge assemblies, the presser unit to hold down assembly including servo motor and set on the servo motor output terminal, during test, the presser unit is located in the test section and is compressed under servo motor effect with the loudspeaker.The loudspeaker measurement jig of the adjustable pressure, we by servo motor can be acted on according to the difference of loudspeaker size, provide corresponding pressure, and loudspeaker are pressed on test baffle, with test that is smooth, being accurately finished loudspeaker acoustical behavior.
Description
Technical field
The utility model is related to a kind of loudspeaker testing field, more particularly to a kind of loudspeaker measurement jig of adjustable pressure.
Background technology
During loudspeaker acoustics performance test, it would be desirable to loudspeaker are pressed abd fixed on test baffle and are surveyed again
Examination.Research shows that it is different according to the size of loudspeaker, need the pressure compressed different.In existing loudspeaker performance test apparatus,
It is substantially and uses identical pressing device, pressing force is constant, it is clear that can lead to the error of test result.Therefore we need
A kind of measurement jig is found, according to the difference of loudspeaker size corresponding pressure can be provided, loudspeaker are pressed abd fixed on test
On baffle, to reduce test error, measuring accuracy is improved.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of loudspeaker measurement jigs of adjustable pressure, this is adjustable
The loudspeaker measurement jig for saving pressure is simple in structure, easy to use, and corresponding pressure, which may be selected, according to loudspeaker size is compressed admittedly
It is scheduled on test baffle, reduces test error, improve measuring accuracy.
To solve the above problems, technical solution provided by the utility model is to provide a kind of loudspeaker test of adjustable pressure
Jig, the loudspeaker measurement jig of the adjustable pressure includes pedestal, hold down assembly and hinge assemblies, the pedestal include surveying
Area is tried, the hinge assemblies are connected on the pedestal, and described hold down assembly is connected on the hinge assemblies, the pressure
Tight component includes servo motor and the presser unit set on the servo motor output terminal, during test, the presser unit position
It is compressed in the test section and with the loudspeaker under servo motor effect.
Further, described hold down assembly further includes transmission component and fixing piece, and the hinge assemblies include loose-leaf, described
Fixing piece is fixed at the loose-leaf side, and the transmission component is connected at the fixing piece and the servo motor output terminal
Between.
Further, the transmission component is ball-screw, including screw and the work being movably set on the screw
Moving part.
Further, the presser unit includes connector, pressure sensor and rubber squeeze head, the connector and institute
It states movable part to be fixedly connected, the rubber squeeze head is set on described connector one end, and the pressure sensor is sheathed on the connection
It is disposed adjacent on part and with the rubber squeeze head.
Further, described hold down assembly further includes support column, and described support column one end is pushed against with the fixing piece, another
End is pushed against with the loose-leaf.
Further, described hold down assembly further includes control switch, and the fixed switch is connected on the loose-leaf, and
The fixed switch is electrically connected with the servo motor.
Further, the hinge assemblies further include attachment fastener, and the attachment fastener is set on the pedestal, and described
Attachment fastener coordinates with the loose-leaf activity.
The beneficial effects of the utility model：
The utility model provides a kind of loudspeaker measurement jig of adjustable pressure, relative to the prior art, has following
Advantage：
Loudspeaker measurement jig of the adjustable pressure includes pedestal, hold down assembly and hinge assemblies, the pedestal include
Test section, the hinge assemblies are connected on the pedestal, and described hold down assembly is connected on the hinge assemblies, described
The presser unit to hold down assembly including servo motor and set on the servo motor output terminal, during test, the presser unit
It is compressed in the test section and with the loudspeaker under servo motor effect.The loudspeaker test of the adjustable pressure is controlled
Tool, we by servo motor can be acted on according to the difference of loudspeaker size, provide corresponding pressure, and loudspeaker are pressed on survey
It tries on baffle, with test that is smooth, being accurately finished loudspeaker acoustical behavior.
Description of the drawings
Fig. 1 is the structure diagram for the loudspeaker measurement jig that pressure is adjusted in the utility model embodiment；
Fig. 2 is the enlarged drawing to hold down assembly in Fig. 1.
Specific embodiment：
Embodiment：The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that this practicality is new
The advantages of type and feature can be easier to be readily appreciated by one skilled in the art, so as to be made more to the scope of protection of the utility model
Explicit defines.
As shown in Figure 1, for a kind of loudspeaker measurement jig 100 of adjustable pressure, including pedestal 1, hold down assembly 2 and
Hinge assemblies 3, pedestal 1 include test section 11, and hinge assemblies 3 are connected on pedestal 1, and holding down assembly 2 is connected at loose-leaf group
On part 3, holding down assembly 2 includes servo motor 26 and the presser unit 21 set on 26 output terminal of servo motor, during test, pressure head
Unit 21 is located in test section 11 and is compressed under the effect of servo motor 26 with loudspeaker 4.By setting hinge assemblies 3, Wo Menke
Held down assembly with adjustment 2 position, it is convenient to put loudspeaker 4 into test section 11 when needing test, loudspeaker 4 are taken after having surveyed
Go out.
In order to obtain the larger test space, pedestal 1 is preferably cyclic structure, is rectangular ring structure in the present embodiment,
In-between hollow part is i.e. as test section 11.
It holds down assembly and 2 further includes transmission component 22, fixing piece 23 and support column 24.Hinge assemblies 3 include loose-leaf 31.Tool
Body, fixing piece 23 is fixed at 31 side of loose-leaf, and transmission component 22 is connected at fixing piece 23 and 26 output terminal of servo motor
Between, 24 one end of support column is pushed against with fixing piece 23, and the other end is pushed against with loose-leaf 31.By being set in 26 output terminal of servo motor
Transmission component 22, servo motor 26 start, and the rotation of transmission component 22 can make presser unit 21 be moved to designated position, and fixed
Part 23 not only acts as the effect of fixed conveyor component 22, while also presser unit 21 can be limited, it is prevented to be moved through
It comes off in journey.Support column 24 is arranged in pairs in 22 both sides of transmission component, when presser unit 21 and loudspeaker abutting, to fixing piece 23
Play protection supporting role.In the present embodiment, transmission component 22 is preferably ball-screw, including screw 221 and is slidingly connected
Movable part 222 on the screw 221.
It holds down assembly and 2 further includes control switch 25, fixed switch 25 is connected on loose-leaf 31, and fixed switch 25 is with watching
Motor 26 is taken to be electrically connected.For controlling the energizations and power-off of servo motor 26, motor shaft rotates in the forward direction and reversely control switch 25
Rotation, to control the direction of rotation of screw 22, so as to control the forward or backward of presser unit 21.
It is the enlarged drawing of a parts in Fig. 1 with reference to Fig. 2, wherein presser unit 21 includes connector 212, pressure sensor
213 and rubber squeeze head 214.Wherein connector 212 is fixedly connected with movable part 222, and rubber squeeze head 214 is set on connector 212
One end, pressure sensor 213 are sheathed on connector 212 and are disposed adjacent with rubber squeeze head 214.By setting pressure sensing
Device, we can clearly learn the pressure size between rubber squeeze head 214 and loudspeaker 4, so as to ensure during the test, loudspeaker
4 by constant pressure.
Employed in the present embodiment the mode of loose-leaf come adjust hold down assembly 2 position, hinge assemblies 3 further include fixing buckle
Part 32 and hinge 33, attachment fastener 32 are set on pedestal 1, and attachment fastener 32 coordinates with 31 activity of loose-leaf.Hinge 33 is set on
On pedestal 1,31 one end of loose-leaf is rotatably connected with hinge 33.32 revolving part 321 of attachment fastener and fastener 322, fastener
322 are vertical on revolving part 321, and 31 one end of loose-leaf includes card slot 311, and fastener 322 is engaged by clamping with card slot 311, is used for
The fixation of loose-leaf 31.
In test process, which is placed on test baffle 9 by we, by loudspeaker
4 be placed in test section 11, overturn loose-leaf 31, and pass through attachment fastener 32 and fix loose-leaf 31.Then start control switch
25, servo motor 26 is powered and starts, and screw 22, which rotates, send presser unit 21 to loudspeaker 4, rubber squeeze head 214 and loudspeaker 4
It pushes against, until after pressure sensor 213 shows that pressure reaches specified pressure, control servo motor 26 stops, and carries out loudspeaker acoustics
It can test, after completion, presser unit 21 is retreated, open attachment fastener 32 and take out loudspeaker 4.
When being tested using the loudspeaker measurement jig that pressure is adjusted, we can according to the difference of loudspeaker size,
By servo motor select corresponding pressure by loudspeaker be pressed on test baffle on test, with smoothly, be accurately finished loudspeaker
The test of acoustical behavior.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (7)
1. a kind of loudspeaker measurement jig of adjustable pressure, it is characterised in that：The loudspeaker measurement jig of the adjustable pressure
(100) including pedestal (1), hold down assembly (2) and hinge assemblies (3), the pedestal (1) include test section (11), the work
Page component (3) is connected on the pedestal (1), and hold down assembly (2) are connected on the hinge assemblies (3), described
Hold down assembly the presser unit (21) of (2) including servo motor (26) and set on the servo motor (26) output terminal, test
When, the presser unit (21) is in the test section (11) and the servo motor (26) effect is lower and the loudspeaker
(4) it compresses.
2. the loudspeaker measurement jig of adjustable pressure according to claim 1, it is characterised in that：It is described to hold down assembly (2)
Transmission component (22) and fixing piece (23) are further included, the hinge assemblies (3) include loose-leaf (31), and the fixing piece (23) is fixed
Set on the loose-leaf (31) side, the transmission component (22) is connected at the fixing piece (23) and the servo motor (26)
Between output terminal.
3. the loudspeaker measurement jig of adjustable pressure according to claim 2, it is characterised in that：The transmission component (22)
For ball-screw, including screw (221) and the movable part (222) being movably set on the screw (221).
4. the loudspeaker measurement jig of adjustable pressure according to claim 3, it is characterised in that：The presser unit (21)
Including connector (212), pressure sensor (213) and rubber squeeze head (214), the connector (212) and the movable part
(222) it is fixedly connected, the rubber squeeze head (214) is set on the connector (212) one end, pressure sensor (213) set
It is disposed adjacent on the connector (212) and with the rubber squeeze head (214).
5. the loudspeaker measurement jig of adjustable pressure according to claim 2, it is characterised in that：It is described to hold down assembly (2)
Support column (24) is further included, described support column (24) one end is pushed against with the fixing piece (23), the other end and the loose-leaf (31)
It pushes against.
6. the loudspeaker measurement jig of adjustable pressure according to claim 2, it is characterised in that：It is described to hold down assembly (2)
Control switch (25) is further included, the fixed switch (25) is connected on the loose-leaf (31), and the fixed switch (25)
It is electrically connected with the servo motor (26).
7. the loudspeaker measurement jig of adjustable pressure according to claim 2, it is characterised in that：The hinge assemblies (3)
Further include attachment fastener (32), the attachment fastener (32) on the pedestal (1), and the attachment fastener (32) with it is described
Loose-leaf (31) activity cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721599658.4U CN207560340U (en) | 2017-11-25 | 2017-11-25 | A kind of loudspeaker measurement jig of adjustable pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721599658.4U CN207560340U (en) | 2017-11-25 | 2017-11-25 | A kind of loudspeaker measurement jig of adjustable pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207560340U true CN207560340U (en) | 2018-06-29 |
Family
ID=62681059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721599658.4U Expired - Fee Related CN207560340U (en) | 2017-11-25 | 2017-11-25 | A kind of loudspeaker measurement jig of adjustable pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207560340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809719A (en) * | 2017-11-25 | 2018-03-16 | 苏州岸肯电子科技有限公司 | A kind of loudspeaker measurement jig of adjustable pressure |
-
2017
- 2017-11-25 CN CN201721599658.4U patent/CN207560340U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809719A (en) * | 2017-11-25 | 2018-03-16 | 苏州岸肯电子科技有限公司 | A kind of loudspeaker measurement jig of adjustable pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20181125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |