CN108989966A - A kind of loudspeaker audio automatic test machine - Google Patents
A kind of loudspeaker audio automatic test machine Download PDFInfo
- Publication number
- CN108989966A CN108989966A CN201811097224.3A CN201811097224A CN108989966A CN 108989966 A CN108989966 A CN 108989966A CN 201811097224 A CN201811097224 A CN 201811097224A CN 108989966 A CN108989966 A CN 108989966A
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- CN
- China
- Prior art keywords
- test machine
- automatic test
- limit assembly
- loudspeaker audio
- stroke limit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Present invention discloses a kind of loudspeaker audio automatic test machines, including rotating platform (1), mechanism for testing (2) and control system, the mechanism for testing (2) includes hold-down mechanism (17) and electrical conduction mechanism (19), the hold-down mechanism (17) includes first stroke limit assembly (22), the electrical conduction mechanism (19) includes second stroke limit assembly (33), described first, second stroke limit assembly (22, 33) hold-down mechanism (17) are controlled respectively, electrical conduction mechanism (19) arrives the height between rotating platform (1).Machine replaces artificial automatic loading/unloading to carry out loudspeaker audio-frequency test, improves production efficiency, reduces human cost, in addition, hold-down mechanism and electrical conduction mechanism height are adjustable, copes with different types of loudspeaker, wide adaptability.
Description
Technical field
The present invention relates to automatization testing technique field, in particular to a kind of loudspeaker audio automatic test machine.
Background technique
After loudspeaker are completed, need to carry out it acoustical behavior test, traditional test mode is that operative employee manually will
Loudspeaker are placed on cabinet, test after the completion of take off again place it is next, test after the completion of take off again place it is next, this
Sample causes working efficiency low, and high production cost, and occupied ground is big.In addition, needing to repeat single data record in test process
Enter or the test operations such as keystroke, cause working efficiency low in this way, causes unnecessary time waste and human resources, production
It is at high cost.
Summary of the invention
It is an object of the invention in view of the above-mentioned drawbacks in the prior art, provide a kind of loudspeaker audio automatic test machine,
Mechanism for testing upper-lower height is adjustable.
For achieving the above object, present invention employs following technical solutions: a kind of loudspeaker audio automatic test machine, packet
Rotating platform, mechanism for testing and control system are included, the mechanism for testing includes hold-down mechanism and electrical conduction mechanism, the hold-down mechanism
Including first stroke limit assembly, the electrical conduction mechanism includes second stroke limit assembly, the first, second stroke limit group
Part controls the hold-down mechanism, electrical conduction mechanism to the height between rotating platform respectively.
In addition, the present invention also proposes following attached technical scheme: the hold-down mechanism includes the second cylinder, second gas
Cylinder is mounted on the first stroke limit assembly.
The first stroke limit assembly includes screw rod and the feed screw nut that moves along screw rod, second cylinder with it is described
Feed screw nut is connected by mounting plate.
Second cylinder includes second piston bar, and pressure sensor is fixedly mounted in the second piston bar.
The rotating platform includes elevating mechanism and cross-shaped rotary platform, and the cross-shaped rotary platform is arranged in the lifting
In mechanism, the elevating mechanism drives the cross-shaped rotary platform to move up and down.
Four endpoints of the cross-shaped rotary platform are respectively arranged with station, and the station is provided with circular hole.
The mechanism for testing includes silencer box, and the sound attenuator upper end is provided with baffle, is provided with groove on baffle.
The electrical conduction mechanism further includes third cylinder and energization head, and the third cylinder includes third piston rod, described logical
Dateline is arranged on the third piston rod, and the third cylinder is mounted on the second stroke limit assembly.
Compared with the prior art, the present invention has the advantages that machine replaces artificial automatic loading/unloading to carry out the survey of loudspeaker audio
Examination, improves production efficiency, reduces human cost, in addition, hold-down mechanism and electrical conduction mechanism height are adjustable, copes with difference
The loudspeaker of type, wide adaptability.
Detailed description of the invention
Fig. 1 is loudspeaker audio test machine overall structure diagram of the present invention.
Fig. 2 is loudspeaker audio test machine side view of the present invention.
Fig. 3 is mechanism for testing structural schematic diagram of the present invention.
Fig. 4 is hold-down mechanism of the present invention and electrical conduction mechanism schematic diagram.
Specific embodiment
In conjunction with the preferred embodiment and its attached drawing is further non-limitingly described in detail technical solution of the present invention.
As shown in Figure 1 and Figure 2, a kind of loudspeaker audio automatic test machine, including rotating platform 1, mechanism for testing 2 and control system
System (not shown).Rotating platform 1 is arranged in rack 3 and is adjusted relative to rack 3.Operating surface is provided on mechanism for testing 2
Plate 4, loudspeaker (not shown) to be tested are put into mechanism for testing 2 by rotating platform 1 and carry out audio-frequency test.Control system drives loudspeaker
The everything of audio-frequency test machine can carry out the sending of everything instruction or the setting of all related datas on operation panel 4
With change.Mechanism for testing 2 and 3 bottom of rack are provided with castor 31, and castor 31 facilitates loudspeaker audio test machine to shift.
Rotating platform 1 includes elevating mechanism 5, cross-shaped rotary platform 6 and divider 7,6 four endpoints of cross-shaped rotary platform point
It is not provided with station 8, station 8 is provided with circular hole and needs tested loudspeaker for placing, and the quantity of station 8 is 4 in the present embodiment
A, divider 7 is arranged between cross-shaped rotary platform 6 and elevating mechanism 5, and is connected to the lower section of cross-shaped rotary platform 6, divides
Device 7 drives cross-shaped rotary platform 6 to rotate, and elevating mechanism 5 drives 6 raising and lowering of cross-shaped rotary platform.
Further, elevating mechanism 5 includes the first cylinder 9, the first mounting plate 10, guided way 11, guide post 12 and guiding
Set 13, guide sleeve 13 is mounted between the first mounting plate 10 and rack 3, specifically, guide sleeve 13 is fixed in rack 3, guiding
Column 12 is arranged in guide sleeve 13, and the upper end of guide post 12 is connected on the first mounting plate 10.First cylinder 9 is fixedly connected on machine
Inside frame 3, the first cylinder 9 includes First piston bar 14, and 14 one end of First piston bar is fixedly connected with the first mounting plate 10, is oriented to
Rail 11 includes sliding rail 15 and supporting block 16, and 16 side of supporting block is connect with sliding rail 15, and the other side is connect with the first mounting plate 10, branch
Bracer 16 can be moved up and down along sliding rail 15.In the present embodiment, the quantity of guided way 15 is two groups, is separately positioned on the first installation
10 two sides of plate.Guide post 12 and the quantity of guide sleeve 13 are 5.
As shown in Figure 3, Figure 4, mechanism for testing 2 further includes hold-down mechanism 17 and electrical conduction mechanism 19, operation panel 4, compacting machine
Structure 17 and electrical conduction mechanism 19 are fixedly mounted on silencer box 18 by the second mounting plate 20.Hold-down mechanism 17 includes the second cylinder
21, first stroke limit assembly 22 and pressure sensor 23, the second cylinder 21 include second piston bar 24, pressure sensor 23 1
End is connected in second piston bar 24.First stroke limit assembly 22 includes pedestal 25, linear guide 29 and third mounting plate 30,
25 both ends of pedestal are equipped with leading screw bearing 27, and screw rod 26 is mounted on pedestal 25 by leading screw bearing 27, and 26 one end of screw rod is equipped with tune
Save handle 28.Two linear guides 29 are parallelly mounted on pedestal 25, and third mounting plate 30 is installed on linear guide by sliding block 31
On 29, and it is connected with feed screw nut's (not shown), the second cylinder 21 is fixedly mounted on third mounting plate by cylinder mounting plate
On 30, when rotating regulation handle 28, feed screw nut is mobile along screw rod (26), and the second cylinder 21 can be moved up and down along guide rail.
Electrical conduction mechanism 19 includes third cylinder 32, second stroke limit assembly 33 and energization head 34, and third cylinder 33 includes
Third piston rod 35, energization head 34 are arranged on third piston rod 35, and 34 one end of energization head is connected with power supply (not shown), and second
33 structure of stroke limit assembly is identical as first stroke limit assembly 22, and the present invention repeats no more.Loudspeaker can be carried out on operation panel 4
The setting and change of all related datas of audio automatic test machine, and operation panel 4 controls loudspeaker audio and tests automatically
The everything of machine.
20 lower end of the second mounting plate of mechanism for testing 2 is connected with third trip limit assembly 36, third trip limit assembly
36 is identical as 22 structure of first stroke limit assembly, and the present invention repeats no more, and when rotating regulation handle, mechanism for testing 2 can edge
Guide rail realize be moved forward and backward.
18 upper end of silencer box is provided with baffle 37 and is tested for placing loudspeaker, is provided on baffle 36 and cross-shaped rotary
The groove 371 that table top matches, producing line loudspeaker test machine of the invention when in use, is distinguished downward by tested loudspeaker sound emitting hole
It is placed on station 8, the rotation of driving cross-shaped rotary platform 6 rises, when rotation is to 371 top of groove, under cross-shaped rotary platform 6
It drops and loudspeaker sound emitting is partially placed into instrument connection 372 and test.In the present embodiment, 18 front of silencer box offers receiving
Door, body side reserves cable-through hole (not shown) in case connecting test instrument uses.
When the work of loudspeaker audio test machine, loudspeaker to be tested are put into the station 8 of cross-shaped rotary platform 6, cross
Turntable 6 rises to proper height and is rotated by 90 ° right above the groove 371 for reaching baffle 37, under 6 entirety of cross-shaped rotary platform
It drops and falls into loudspeaker to be tested in instrument connection, while the table top of cross-shaped rotary platform 10 matches realization with groove 371 and is bonded
Sealing, hold-down mechanism 17 compress loudspeaker by the second cylinder 21, and pressure sensor 23 can measure whether loudspeaker are compacted
Onto qualified position.The third cylinder 31 of electrical conduction mechanism 19 drives energization head 34 to power to loudspeaker, and loudspeaker make a sound,
Microphone (not shown) inside silencer box 18 receives the sound that loudspeaker issue, it can carries out the tests such as loudness, frequency spectrum.Loudspeaker
After the completion of test, control system analysis records its data.
The invention has the advantages that machine replaces artificial progress loudspeaker audio-frequency test, production efficiency is improved, is reduced
Human cost copes with different types of loudspeaker, wide adaptability in addition, hold-down mechanism and electrical conduction mechanism height are adjustable.
It is pointed out that the technical concepts and features of above-mentioned preferred embodiment only to illustrate the invention, its object is to
Those skilled in the art can understand the contents of the present invention and implements accordingly, and protection of the invention can not be limited with this
Range.Any equivalent change or modification in accordance with the spirit of the invention should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of loudspeaker audio automatic test machine, including rotating platform (1), mechanism for testing (2) and control system, the test machine
Structure (2) includes hold-down mechanism (17) and electrical conduction mechanism (19), it is characterised in that: the hold-down mechanism (17) includes the first row degree
Hyte part (22), the electrical conduction mechanism (19) include second stroke limit assembly (33), the first stroke limit assembly (22)
The height that the hold-down mechanism (17) arrive the rotating platform (1) is adjusted, described in the second stroke limit assembly (33) is adjusted
Electrical conduction mechanism (19) arrives the upper-lower height of rotating platform (1).
2. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the hold-down mechanism (17) includes second
Cylinder (21), second cylinder (21) are mounted on the first stroke limit assembly (22).
3. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the first stroke limit assembly (22)
Including screw rod (26) and the feed screw nut mobile along screw rod (26), second cylinder (21) and the feed screw nut pass through installation
Plate is connected.
4. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: second cylinder (21) includes second
Pressure sensor (23) are fixedly mounted in piston rod (24), the second piston bar (24).
5. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the rotating platform (1) includes lifting
Mechanism (5) and cross-shaped rotary platform (6), the cross-shaped rotary platform (6) are arranged on the elevating mechanism (5), the lifting
Mechanism (5) drives the cross-shaped rotary platform (6) to move up and down.
6. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the cross-shaped rotary platform (6) four
Endpoint is respectively arranged with station (8), and the station (8) is provided with circular hole.
7. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the mechanism for testing (2) includes eliminating the noise
Case (18), sound attenuator (18) upper end are provided with baffle (37), and groove (371) are provided on baffle (37).
8. loudspeaker audio automatic test machine according to claim 1, it is characterised in that: the electrical conduction mechanism (23) further includes
Three cylinders (32) and energization head (34), the third cylinder (32) include third piston rod (35), energization head (34) setting
On the third piston rod (35), the third cylinder (36) is mounted on the second stroke limit assembly (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097224.3A CN108989966A (en) | 2018-09-20 | 2018-09-20 | A kind of loudspeaker audio automatic test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097224.3A CN108989966A (en) | 2018-09-20 | 2018-09-20 | A kind of loudspeaker audio automatic test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108989966A true CN108989966A (en) | 2018-12-11 |
Family
ID=64546429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811097224.3A Pending CN108989966A (en) | 2018-09-20 | 2018-09-20 | A kind of loudspeaker audio automatic test machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN108989966A (en) |
Citations (8)
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| CN105136287A (en) * | 2015-09-25 | 2015-12-09 | 卓越（苏州）自动化设备有限公司 | Vibration detection device |
| CN206061140U (en) * | 2016-08-31 | 2017-03-29 | 曲阜天博汽车电器有限公司 | Loudspeaker housing assembly detection means |
| CN107734439A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of multistation baffle for loudspeaker abnormal sound test machine |
| CN107734440A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of producing line loudspeaker mechanism for testing |
| CN107734441A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of adjustable baffle for loudspeaker abnormal sound test machine |
| CN107820190A (en) * | 2017-11-25 | 2018-03-20 | 苏州岸肯电子科技有限公司 | A kind of loudspeaker abnormal sound automatic test machine |
| CN108089117A (en) * | 2017-12-15 | 2018-05-29 | 苏州和瑞科自动化科技有限公司 | A kind of pcb board automatic test machine |
| CN108318127A (en) * | 2017-01-14 | 2018-07-24 | 浙江正泰电器股份有限公司 | Vibrating noise harvester |
-
2018
- 2018-09-20 CN CN201811097224.3A patent/CN108989966A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136287A (en) * | 2015-09-25 | 2015-12-09 | 卓越（苏州）自动化设备有限公司 | Vibration detection device |
| CN206061140U (en) * | 2016-08-31 | 2017-03-29 | 曲阜天博汽车电器有限公司 | Loudspeaker housing assembly detection means |
| CN108318127A (en) * | 2017-01-14 | 2018-07-24 | 浙江正泰电器股份有限公司 | Vibrating noise harvester |
| CN107734439A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of multistation baffle for loudspeaker abnormal sound test machine |
| CN107734440A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of producing line loudspeaker mechanism for testing |
| CN107734441A (en) * | 2017-11-25 | 2018-02-23 | 苏州岸肯电子科技有限公司 | A kind of adjustable baffle for loudspeaker abnormal sound test machine |
| CN107820190A (en) * | 2017-11-25 | 2018-03-20 | 苏州岸肯电子科技有限公司 | A kind of loudspeaker abnormal sound automatic test machine |
| CN108089117A (en) * | 2017-12-15 | 2018-05-29 | 苏州和瑞科自动化科技有限公司 | A kind of pcb board automatic test machine |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181211 |
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| RJ01 | Rejection of invention patent application after publication |