CN220798548U - Shell type loudspeaker testing device - Google Patents

Abstract

The utility model relates to a shell type loudspeaker testing device, which comprises a sound insulation box, a testing platform, a collecting mechanism, a compressing mechanism and an electrifying mechanism, wherein the testing platform is arranged in the sound insulation box, the collecting mechanism, the compressing mechanism and the electrifying mechanism are arranged on the testing platform, the collecting mechanism is arranged below the compressing mechanism, the electrifying mechanism is arranged on one side of the compressing mechanism, the loudspeaker is arranged on the compressing mechanism, and the electrifying mechanism is electrically connected with the loudspeaker. Above-mentioned shell type loudspeaker testing arrangement places loudspeaker behind test platform, closes the sound proof box automatically, and fixed loudspeaker through hold-down mechanism, prevents that loudspeaker from producing and removing, is connected with loudspeaker electricity through last electric mechanism, makes loudspeaker circular telegram broadcast audio frequency, collects audio frequency through collection mechanism, and rethread test system is discerned audio frequency analysis to realize full-automatic conventional audio frequency and the abnormal sound test to loudspeaker, thereby improve the work efficiency of test.

Description

Shell type loudspeaker testing device

Technical Field

The utility model relates to the technical field of loudspeaker testing, in particular to a shell type loudspeaker testing device.

Background

In the production and manufacturing process of consumer electronic products, the acoustic shielding box is professional acoustic equipment for audio testing, provides a stable sound field for testing, and has good sound insulation capacity, so that the situation that a tested loudspeaker is electrified in the shielding box becomes a potential problem; when the shielding box is closed, the inside cannot be operated, and when the shielding box is opened, if the shielding box is manually operated, time is wasted, the testing efficiency is reduced, and potential safety hazards possibly exist; the whole process must guarantee that the contact is accurate, and the reliability is high, and can not influence whole test efficiency.

Disclosure of Invention

The utility model mainly aims to provide a shell type loudspeaker testing device which aims to solve the technical problems and improve the testing efficiency.

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

the utility model provides a shell type loudspeaker testing arrangement, including loudspeaker test equipment, loudspeaker test equipment is including sound insulation box, test platform, collection mechanism, hold-down mechanism and last electricity mechanism, test platform install in the sound insulation box, collection mechanism hold-down mechanism with go up the electricity mechanism install in on the test platform, collection mechanism set up in hold-down mechanism's below, go up the electricity mechanism set up in one side of hold-down mechanism, loudspeaker place in on the hold-down mechanism, it is connected with the loudspeaker electricity to go up the electricity mechanism.

As a preferable technical scheme, the compressing mechanism comprises a locating pin and a compressing structure, wherein the locating pin is fixedly arranged on the test platform, and the compressing structure compresses the loudspeaker into the locating pin.

As a preferable technical scheme, the compressing structure comprises a compressing cylinder, a compressing plate and a compressing block, wherein the compressing block is fixedly arranged on the compressing plate, the compressing block is aligned with the positioning pin, and the compressing cylinder drives the compressing plate to move.

As a preferable technical scheme, the acquisition mechanism comprises a microphone, a microphone mounting plate, a guide rod and a guide sleeve, wherein the guide rod is fixedly arranged on two sides below the test platform, the guide sleeve is fixedly arranged on two sides of the microphone mounting plate, the microphone is mounted on the microphone mounting plate, and the guide sleeve is sleeved on the guide rod.

As an optimized technical scheme, the upper electric mechanism comprises an upper electric cylinder, a probe mounting seat and probes, wherein the two probes are mounted on the probe mounting seat, and the upper electric cylinder drives the probe mounting seat to move.

As a preferable technical scheme, the sound insulation box comprises a box cover, a box body and a switch cylinder, wherein the box cover is hinged to the box body, the output end of the switch cylinder is hinged to the box cover, and the other end of the switch cylinder is hinged to the box body.

As a preferred technical scheme, the sound insulation box further comprises a buffer assembly, and the buffer assembly is arranged on the outer surface of the box body.

As a preferred technical scheme, the buffer assembly comprises a first buffer, a second buffer, a buffer mounting plate and a buffer plate, wherein the buffer plate is fixedly arranged on the box cover, the first buffer and the buffer mounting plate are fixedly arranged on the box body, and the second buffer is fixedly arranged on the buffer mounting plate.

The utility model has the beneficial effects that: above-mentioned shell type loudspeaker testing arrangement places loudspeaker behind test platform, can close the sound insulation case voluntarily, and fixed loudspeaker through hold-down mechanism prevents that loudspeaker from producing and removing, is connected with loudspeaker electricity through last electric mechanism, makes loudspeaker circular telegram broadcast audio frequency, collects audio frequency through collection mechanism, and rethread test system is discerned audio frequency analysis to realize full-automatic conventional audio frequency and the abnormal sound test to loudspeaker, thereby improve the work efficiency of test.

Drawings

Fig. 1 is a schematic structural diagram of a shell type horn testing device according to the present utility model;

FIG. 2 is a schematic diagram of a loudspeaker test apparatus according to the present utility model;

FIG. 3 is a schematic view of the structure of the test platform and the platform support according to the present utility model;

fig. 4 is a schematic structural diagram of a test platform according to the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

According to the illustration in fig. 1, a shell type horn testing device comprises a frame 1 and a horn testing device 2, wherein the horn testing device 2 is placed in the frame 1, an operation window, a safety grating 11, an operation platform 12, a starting button 14 and an emergency stop button 13 are arranged on the frame 1, the horn is placed in the horn testing device 2 through the operation window, the safety grating 11 and the operation platform 12 are arranged on the outer surface of the frame 1, the safety grating 11 is arranged on two sides of the operation window, the operation platform 12 is arranged on the lower side of the operation window, the starting button 14 and the emergency stop button 13 are arranged on the operation platform 12, the starting button 14 is used for starting the horn testing device 2 to conduct conventional audio and abnormal sound testing on the horn, the emergency stop button 13 emergently stops the horn testing device 2, and when the horn testing device enters the sensing range of the safety grating 11, the safety grating 11 controls the horn testing device 2 to emergently stop so as to protect the safety of operators.

Please combine fig. 2, fig. 3 and fig. 4 to show, loudspeaker test equipment 2 is including sound insulation case 21, test platform 22, platform support 26, collection mechanism 25, hold-down mechanism 23 and last electric mechanism 24, platform support 26 installs in sound insulation case 21, test platform 22 installs in the top of platform support 26, hold-down mechanism 23 and last electric mechanism 24 install on test platform 22, collection mechanism 25 installs on platform support 26, and set up in the below of hold-down mechanism 23, go up electric mechanism 24 and set up in one side of hold-down mechanism 23, loudspeaker is placed on hold-down mechanism 23, prevent that loudspeaker from producing the removal, go up electric mechanism 24 and loudspeaker electricity and be connected, make loudspeaker circular telegram broadcast audio, collect audio through collection mechanism 25, rethread test system is to audio analysis discernment, thereby realize to conventional audio and abnormal sound test.

Referring to fig. 3 and 4, the pressing mechanism 23 includes a positioning pin 234 and a pressing structure, wherein the positioning pin 234 is fixedly arranged on the test platform 22, and the pressing structure presses the horn into the positioning pin 234. The compressing structure comprises a compressing cylinder 231, a compressing plate 232 and a compressing block 233, wherein the compressing block 233 is fixedly arranged on the compressing plate 232, the compressing block 233 is aligned with a locating pin 234, the compressing cylinder 231 drives the compressing plate 232 to move, a loudspeaker is placed on the testing platform 22 through manual work or a mechanical arm during testing, the locating pin 234 is clamped in a mounting hole on the loudspeaker, the compressing cylinder 231 drives the compressing plate 232 to move, the compressing block 233 compresses the loudspeaker on the locating pin 234, and the loudspeaker is prevented from shifting in the testing process.

Specifically, the upper electric mechanism 24 includes an upper electric cylinder 241, a probe mounting seat 242 and probes 243, the two probes 243 are mounted on the probe mounting seat 242, and the upper electric cylinder 241 drives the probe mounting seat 242 to move, so that the two probes 243 are respectively connected with the anode and the cathode of the upper bonding pad of the horn, and the horn is electrically connected.

With continued reference to fig. 3, the collecting mechanism 25 includes a microphone 252, a microphone mounting plate 251, a microphone mounting seat 256, a guide rod 253 and a guide sleeve 254, wherein the guide rod 253 is fixedly arranged at two sides of the platform bracket 26, the guide sleeve 254 is fixedly arranged at two sides of the microphone mounting plate 251, the guide sleeve 254 is sleeved on the guide rod 253, the microphone 252 is mounted on the microphone mounting seat 256, a mounting groove 255 is formed in the microphone mounting plate 251, and a bolt is screwed with the microphone mounting seat 256 after passing through the mounting groove 255, so that the microphone mounting seat 256 is fixedly arranged with the microphone mounting plate 251, and the microphone 252 is aligned with a loudspeaker, thereby ensuring the accuracy of sound collection.

With continued reference to fig. 2, the sound insulation box 21 includes a box cover 211, a box body 212, a switch cylinder 213 and a buffer assembly 214, the box cover 211 is hinged on the box body 212, the output end of the switch cylinder 213 is hinged on the box cover 211, the other end is hinged on the box body 212, the switch cylinder 213 drives the box cover 211 to rotate relative to the box body 212, so that the box cover 211 is opened or closed, the buffer assembly 214 is arranged on two sides of the outer surface of the box body 212, the impact force of the box cover 211 when being opened can be reduced, the loudspeaker is protected, the loudspeaker is prevented from being influenced by tremble, the box walls of the box cover 211 and the box body 212 are made of bakelite plates, density plates and soundproof cotton, and the microphone 252 can be prevented from collecting external noise, thereby ensuring the accuracy of the test. The buffer assembly 214 includes a first buffer 2141, a second buffer 2143, a buffer mounting plate 2142 and a buffer plate 2144, the buffer plate 2144 is fixedly disposed on the case cover 211, the first buffer 2141 and the buffer mounting plate 2142 are fixedly disposed on the case body 212, the second buffer 2143 is fixedly disposed on the buffer mounting plate 2142, and the first buffer 2141 and the second buffer 2143 are used for controlling the upper limit and the lower limit of the opening of the case cover 211 and relieving the impact force of the case cover 211 when opening and closing.

The above embodiments are only preferred examples of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims are included in the scope of the present utility model.

Claims (8)

1. Shell type loudspeaker testing arrangement, its characterized in that, including loudspeaker test equipment, loudspeaker test equipment is including sound insulation box, test platform, collection mechanism, hold-down mechanism and power on mechanism, test platform install in the sound insulation box, collection mechanism hold-down mechanism with power on mechanism install in on the test platform, collection mechanism set up in hold-down mechanism's below, power on mechanism set up in one side of hold-down mechanism, loudspeaker place in hold-down mechanism is last, power on mechanism is connected with the loudspeaker electricity.

2. The shell type horn testing device of claim 1, wherein the pressing mechanism comprises a positioning pin and a pressing structure, the positioning pin is fixedly arranged on the testing platform, and the pressing structure presses the horn into the positioning pin.

3. The shell type horn testing device according to claim 2, wherein the pressing structure comprises a pressing cylinder, a pressing plate and a pressing block, the pressing block is fixedly arranged on the pressing plate, the pressing block is aligned with the positioning pin, and the pressing cylinder drives the pressing plate to move.

4. A shell type loudspeaker test device according to claim 2 or 3, wherein the collecting mechanism comprises a microphone, a microphone mounting plate, a guide rod and a guide sleeve, the guide rod is fixedly arranged on two sides below the test platform, the guide sleeve is fixedly arranged on two sides of the microphone mounting plate, the microphone is mounted on the microphone mounting plate, and the guide sleeve is sleeved on the guide rod.

5. The shell horn testing device of claim 4, wherein the power-on mechanism comprises a power-on cylinder, a probe mounting seat and probes, two probes are mounted on the probe mounting seat, and the power-on cylinder drives the probe mounting seat to move.

6. The shell type horn testing device according to claim 5, wherein the sound insulation box comprises a box cover, a box body and a switch cylinder, the box cover is hinged to the box body, the output end of the switch cylinder is hinged to the box cover, and the other end of the switch cylinder is hinged to the box body.

7. The shell horn testing device of claim 6, wherein the sound isolation box further comprises a buffer assembly disposed on an outer surface of the box body.

8. The shell type loudspeaker test device according to claim 7, wherein the buffer assembly comprises a first buffer, a second buffer, a buffer mounting plate and a buffer plate, the buffer plate is fixedly arranged on the box cover, the first buffer and the buffer mounting plate are fixedly arranged on the box body, and the second buffer is fixedly arranged on the buffer mounting plate.