CN217721487U

CN217721487U - Loudspeaker positioning mechanism

Info

Publication number: CN217721487U
Application number: CN202123110466.1U
Authority: CN
Inventors: 罗英俊; 谭显文; 张一卓
Original assignee: Zhuhai Bojay Electronics Co Ltd
Current assignee: Zhuhai Bojay Electronics Co Ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-11-01
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a loudspeaker positioning mechanism aims at providing a simple structure, compatibility can be good and the acoustics plane of reflection is little loudspeaker positioning mechanism. The utility model discloses a frame, slide, X axle remove subassembly, Y axle remove subassembly, Z axle and remove subassembly and centre gripping subassembly, the slide with frame sliding fit, the slide respectively with X axle remove the subassembly with Y axle removes the subassembly and is connected, Z axle remove the subassembly with the expansion end that X axle removed the subassembly is connected, the centre gripping subassembly includes connecting plate, fixing base and holder, the connecting plate with the expansion end that Z axle removed the subassembly is connected, the fixing base with connecting plate sliding fit, the holder articulate in the one end of fixing base. The utility model discloses be applied to the technical field of acoustics test speaker location.

Description

Loudspeaker positioning mechanism

Technical Field

The utility model relates to a technical field of acoustics test speaker location, in particular to speaker positioning mechanism.

Background

Along with the continuous development of acoustic subassembly technique, adopt integrated form MIC in the notebook computer mostly, this kind of structure setting is under the product shell, need test sound source send the audio frequency of standard in the position apart from the product certain distance during the test, compares with the audio frequency of contrast test MIC receipt after the product received the audio frequency to detect product audio frequency reception quality.

The existing loudspeaker positioning mechanisms are divided into two types, one type of loudspeaker positioning mechanism is complex in transmission structure, more panel structures are used, the acoustic reflecting surface is large, and the receiving of test audio is influenced; the other type adopts a simple fixed structure, panel structures required by fixed-point testing are fewer, but positioning detection of various models of products cannot be achieved, clamps with different lengths need to be replaced for testing different products, compatibility is poor, and the efficiency of an automatic production line is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a simple structure, compatibility can be good and the acoustics plane of reflection is little a speaker positioning mechanism.

The utility model adopts the technical proposal that: the utility model discloses a frame, slide, X axle remove subassembly, Y axle remove subassembly, Z axle and remove subassembly and centre gripping subassembly, the slide with frame sliding fit, the slide respectively with X axle remove the subassembly with Y axle removes the subassembly and is connected, Z axle remove the subassembly with the expansion end that X axle removed the subassembly is connected, the centre gripping subassembly includes connecting plate, fixing base and holder, the connecting plate with the expansion end that Z axle removed the subassembly is connected, the fixing base with connecting plate sliding fit, the holder articulate in the one end of fixing base.

Further, X axle drive assembly includes X axle drive arrangement and X axle lead screw seat, X axle drive arrangement sets up on the slide, X axle lead screw seat sets up in the frame, X axle drive arrangement passes through X axle drive belt and drives X axle lead screw rotates, X axle lead screw seat drives the slide is along X axle direction reciprocating motion.

Further, the Z-axis transfer assembly comprises a support plate, a Z-axis driving device and a Z-axis screw rod seat, the support plate is connected with the movable end of the X-axis moving assembly, the Z-axis driving device is connected with the support plate through a connecting block, the Z-axis screw rod seat is arranged on the support plate, the Z-axis driving device drives the Z-axis screw rod seat to rotate through a Z-axis driving belt, and the Z-axis screw rod seat drives the clamping assembly to reciprocate along the Z-axis direction.

Furthermore, be provided with limit screw on the connecting plate, be provided with on the fixing base with limit screw assorted stopper, still be provided with a plurality of positioning sensor and contrast subassembly on the connecting plate, it is a plurality of positioning sensor includes first positioning sensor and second positioning sensor, first positioning sensor with second positioning sensor sets up respectively the both ends of connecting plate, contrast the subassembly setting and be in the one end of connecting plate.

Further, the frame includes a plurality of groups support, connecting rod and backup pad, a plurality of groups the support all with the connecting rod is connected, the backup pad sets up in a plurality of groups on the support and with slide sliding fit, the connecting rod with all be provided with the sensor that targets in place on the support, a plurality of groups the support lower extreme still is provided with the reinforcing plate.

The utility model has the advantages that: the utility model adopts the three-axis linkage design of X, Y, Z, simplifies the complex moving structure, has compact three-axis structure design, reduces the space required to be reserved for installation, improves the space utilization rate, is suitable for products of different models, and has strong compatibility; the design of the limiting screw is added, the distance between the limiting screw and the limiting block is adjusted, the fine adjustment of the vertical height of the supporting seat and the clamping piece is realized, and the test is more accurate and effective; the whole structure adopts a rod type or hollow-out structure design, the use of a large-area panel is reduced, the influence of an acoustic reflection surface on testing is reduced, and the testing precision and effectiveness are improved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of the main moving parts of the present invention;

fig. 3 is another view of fig. 2.

Detailed Description

As shown in fig. 1 to 3, in this embodiment, the utility model discloses a frame 1, slide 2, X axle remove subassembly 3, Y axle remove subassembly 4, Z axle remove subassembly 5 and clamping component 6, slide 2 with 1 sliding fit of frame, slide 2 respectively with X axle remove subassembly 3 with Y axle removes subassembly 4 and is connected, Z axle remove subassembly 5 with the expansion end that X axle removed subassembly 3 is connected, clamping component 6 includes connecting plate 61, fixing base 62 and holder 63, connecting plate 61 with the expansion end that Z axle removed subassembly 5 is connected, fixing base 62 with connecting plate 61 sliding fit, holder 63 articulates in the one end of fixing base 62, the both sides of holder 63 set up with test sound source assorted set screw, X axle remove subassembly 3, Y axle remove subassembly 4 and Z axle removes subassembly 5 and all adopts motor drive. The utility model discloses a X, Y, Z triaxial linkage design simplifies complicated removal structure, and triaxial structural design is compact, reduces the required space of reserving of installation, improves the space utilization, is applicable to different model products, and the compatibility can be strong.

In this embodiment, the X-axis moving assembly 3 includes an X-axis driving device 31 and an X-axis lead screw seat 32, the X-axis driving device 31 is disposed on the sliding seat 2, the X-axis lead screw seat 32 is disposed on the frame 1, the X-axis driving device 31 drives the X-axis lead screw seat 32 to rotate through an X-axis transmission belt 33, and the X-axis lead screw seat 32 drives the sliding seat 2 to reciprocate along the X-axis direction. The driving device and the screw rod seat are connected in a staggered mode, the space of the whole mechanism is compact, and the reserved space required by installation is reduced.

In this embodiment, the Z-axis moving assembly 5 includes a carrier plate 51, a Z-axis driving device 52, and a Z-axis screw seat 53, the carrier plate 51 is connected to the movable end of the X-axis moving assembly 3, the Z-axis driving device 52 is connected to the carrier plate 51 through a connecting block, the Z-axis screw seat 53 is disposed on the carrier plate 51, the Z-axis driving device 52 drives the Z-axis screw seat 53 to rotate through a Z-axis transmission belt 54, and the X-axis screw seat 32 drives the clamping assembly 6 to reciprocate along the X-axis direction. The driving device and the screw rod seat are connected in a staggered mode, the driving device is arranged at the vacant position above the sliding seat 2, the space of the whole mechanism is compact, and the space utilization rate is improved.

In this embodiment, a limit screw 611 is disposed on the connecting plate 61, a limit block 621 matched with the limit screw 611 is disposed on the fixing base 62, a plurality of positioning sensors and a comparison component 613 are further disposed on the connecting plate 61, the plurality of positioning sensors include a first positioning sensor 612 and a second positioning sensor 614, the first positioning sensor 612 and the second positioning sensor 614 are respectively disposed at two ends of the connecting plate 61, the comparison component 613 is disposed at one end of the connecting plate 61, a protruding block adapted to the limit block 621 is disposed at a lower end of the limit screw 611, the comparison component 613 is provided with a test microphone for receiving a test sound source audio, and compared with an audio received by a product, the first positioning sensor 612 is slightly longer than the second positioning sensor, the product enters the mechanism through a pipeline from the right side, and the second positioning sensor is in contact with the product before the first positioning sensor 612 in the product inflow direction. The design of the limit screw 611 is added, the distance between the limit screw 611 and the limit block 621 is adjusted, the fine adjustment of the upper and lower heights of the support seat and the clamping piece 63 is realized, and the test is more accurate and effective; the positioning sensor and comparison component 613 is designed to improve the positioning accuracy and ensure that the distance between the sound source and the product reaches a preset value; the height of the first positioning sensor 612 and the second positioning sensor is designed in a drop type mode, the first positioning sensor 612 is slightly long, the second positioning sensor can identify products with different sizes, the position of the adjusting mechanism is further adjusted to test, compatibility is improved, and production line efficiency is improved.

In this embodiment, frame 1 includes a plurality of groups support 11, connecting rod 12 and backup pad 13, a plurality of groups support 11 all with connecting rod 12 is connected, backup pad 13 sets up in a plurality of groups on the support 11 and with 2 sliding fit of slide, connecting rod 12 with all be provided with the sensor that targets in place on the support 11, a plurality of groups support 11 lower extreme still is provided with the reinforcing plate, a plurality of groups 1 upper end all is connected with backup pad 13, backup pad 13 middle part is provided with the fretwork hole, the fretwork hole is used for equipment fixing or adjustment stop screw 611. The whole structure adopts a rod type or hollow-out structure design, the use of a large-area panel is reduced, the influence of an acoustic reflection surface on testing is reduced, and the testing precision and effectiveness are improved.

The utility model discloses a theory of operation:

the test sound source is fixed on the clamping group through the positioning screws, the angle between the clamping piece 63 and the fixing seat 62 is adjusted, then the limiting screw 611 is finely adjusted manually, and the position of the test sound source is moved to a preset test position.

In the product inflow mechanism, the distance between the part to be tested of the product and the test sound source is detected through the second positioning sensor 614 and the first positioning sensor 612 respectively, and the data is fed back to the external transfer control mechanism, and the external control mechanism adjusts the distance of the X-axis moving component 3, the distance of the Y-axis moving component 4 and the distance of the Z-axis moving component 5 respectively, so as to ensure that the test sound source is positioned above the part to be tested of the product.

While the embodiments of the present invention have been described in terms of practical embodiments, they are not intended to limit the scope of the invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.

Claims

1. A loudspeaker positioning mechanism is characterized in that: it includes frame (1), slide (2), X axle removal subassembly (3), Y axle removal subassembly (4), Z axle removal subassembly (5) and centre gripping subassembly (6), slide (2) with frame (1) sliding fit, slide (2) respectively with X axle removal subassembly (3) with Y axle removal subassembly (4) are connected, Z axle removal subassembly (5) with the expansion end of X axle removal subassembly (3) is connected, centre gripping subassembly (6) include connecting plate (61), fixing base (62) and holder (63), connecting plate (61) with the expansion end of Z axle removal subassembly (5) is connected, fixing base (62) with connecting plate (61) sliding fit, holder (63) articulate in the one end of fixing base (62).

2. A loudspeaker positioning mechanism according to claim 1, wherein: x axle removes subassembly (3) and includes X axle drive arrangement (31) and X axle lead screw seat (32), X axle drive arrangement (31) set up on slide (2), X axle lead screw seat (32) set up on frame (1), X axle drive arrangement (31) drive through X axle drive belt (33) X axle lead screw seat (32) rotate, X axle lead screw seat (32) drive slide (2) are along X axle direction reciprocating motion.

3. A loudspeaker positioning mechanism according to claim 1, wherein: z axle removes subassembly (5) and includes support plate (51), Z axle drive arrangement (52) and Z axle lead screw seat (53), support plate (51) with the expansion end of X axle removal subassembly (3) is connected, Z axle drive arrangement (52) through connecting block (54) with support plate (51) are connected, Z axle lead screw seat (53) set up on support plate (51), Z axle drive arrangement (52) drive through Z axle drive belt (55) Z axle lead screw seat (53) rotate, Z axle lead screw seat (53) drive slide (2) are along Z axle direction reciprocating motion.

4. A loudspeaker positioning mechanism according to claim 1, wherein: be provided with spacing screw (611) on connecting plate (61), be provided with on fixing base (62) with spacing screw (611) assorted stopper (621), still be provided with a plurality of positioning sensor and contrast subassembly (613) on connecting plate (61), it is a plurality of positioning sensor includes first positioning sensor (612) and second positioning sensor (614), first positioning sensor (612) with second positioning sensor (614) set up respectively the both ends of connecting plate (61), contrast subassembly (613) sets up the one end of connecting plate (61).

5. A loudspeaker positioning mechanism according to claim 1, wherein: frame (1) includes a plurality of group's support (11), connecting rod (12) and backup pad (13), a plurality of groups support (11) all with connecting rod (12) are connected, backup pad (13) set up in a plurality of groups on support (11) and with slide (2) sliding fit, connecting rod (12) with all be provided with the sensor that targets in place on support (11), a plurality of groups support (11) lower extreme still is provided with the reinforcing plate.