CN220087485U

CN220087485U - Manufacturing device of loudspeaker voice coil framework

Info

Publication number: CN220087485U
Application number: CN202321540875.1U
Authority: CN
Inventors: 贲明生; 袁昌军
Original assignee: Dongtai Mingyin Electronics Co ltd
Current assignee: Dongtai Mingyin Electronics Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-11-24
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a manufacturing device of a loudspeaker voice coil framework, which relates to the technical field of manufacturing of loudspeaker voice coil frameworks and comprises a support frame, wherein an electric cylinder is fixedly arranged at the top of the support frame, the tail end of the output end of the electric cylinder penetrates into the support frame and is fixedly provided with a motor, the two sides of the inner wall of the drill bit support frame, which are communicated with the output end of the motor, are fixedly provided with transverse plates, one side, close to each other, of the two transverse plates is fixedly provided with guide plates, a positioning ring is jointly arranged between the two guide plates in a rotating mode, and a placing pipe is fixedly arranged in the positioning ring. The support frame, the transverse plate, the guide plate, the positioning ring, the placing pipe, the pressing plate, the adjusting mechanism and the driving mechanism provided by the utility model can clamp voice coil frameworks with various specifications, and can drive the whole voice coil framework to rotate when the positioning ring rotates, so that punching holes at various positions can be formed on the outer side of the framework, and the manufacturing efficiency of the voice coil framework is improved.

Description

Manufacturing device of loudspeaker voice coil framework

Technical Field

The utility model relates to the technical field of manufacturing of loudspeaker voice coil frameworks, in particular to a manufacturing device of a loudspeaker voice coil framework.

Background

The loudspeaker voice coil skeleton is a supporting structure installed on the loudspeaker voice coil, can effectively support the voice coil, and enables the voice coil to be stable when moving in a magnetic field, and the outer side of the voice coil skeleton conducts heat and dissipates heat through the holes, so that the loudspeaker is not easy to overheat in the use process.

Through retrieving, patent number CN217315409U discloses voice coil skeleton perforating device, and the device has set up mould and lower mould structure, places the lower fixed mould with the voice coil skeleton and centers on, and the back is fixed a position to the skeleton, and upper portion punching needle falls down and punches. The whole set of punching action does not need manual intervention, and the automatic punching machine is high in mechanical automation degree, convenient to operate, high in efficiency, strong in practicality, consistent in punching, capable of reducing labor intensity of workers and solving the problems in the prior art.

However, since the holes on the outer side of the frame are formed in a plurality of holes, when the frame needs to be processed into other holes, the frame needs to be repeatedly taken out and mounted, and more time is required to be consumed for positioning the frame, so that the manufacturing efficiency of the voice coil frame is reduced.

Disclosure of Invention

The present utility model has been made in view of the above-described problems associated with the conventional device for manufacturing a voice coil bobbin of a speaker.

Therefore, the utility model aims to provide a manufacturing device of a voice coil framework of a loudspeaker, which solves the problem that when other holes of the framework are required to be processed, the framework is required to be repeatedly taken out and installed, and more time is required to be consumed for positioning the framework.

In order to achieve the above object, the present utility model provides the following technical solutions:

the manufacturing device of the voice coil framework of the loudspeaker comprises a support frame, wherein an electric cylinder is fixedly arranged at the top of the support frame, the tail end of the output end of the electric cylinder penetrates into the support frame and is fixedly provided with a motor, the output end of the motor is communicated with a drill bit, and the electric cylinder and the motor are matched with the drill bit to rapidly drill the voice coil framework;

the two sides of the inner wall of the supporting frame are fixedly provided with transverse plates, one side, close to each other, of each transverse plate is fixedly provided with a guide plate, a positioning ring is arranged between the two guide plates in a common rotation mode, a placing pipe is fixedly arranged in the positioning ring, a plurality of pressing plates are arranged on pipe orifices of the placing pipe through a plurality of adjusting mechanisms which are arranged in a surrounding and symmetrical mode, and the positioning ring and the pressing plates are matched to stably clamp voice coil frameworks of various specifications;

the outside of placing the pipe is equipped with the actuating mechanism that is used for driving a plurality of clamp plates to remove.

Preferably, the adjusting mechanism comprises a moving plate, a chute is formed in the pipe opening of the placing pipe, a screw rod is rotatably arranged in the chute, the moving plate is sleeved on the outer side of the screw rod in a threaded mode, one end of the moving plate is fixedly connected with the pressing plate, the other end of the moving plate is slidably arranged in the chute, and the pressing plate can be driven to move through the cooperation of the screw rod and the moving plate, so that the voice coil framework can be clamped under the cooperation of a plurality of pressing plates.

Preferably, the moving plate is L-shaped.

Preferably, the driving mechanism comprises a bevel gear ring, the bevel gear ring is rotationally sleeved on the outer side of the placing pipe and is provided with a plurality of bevel gears in a meshed mode, the bevel gears are fixedly sleeved on the outer side of the screw rod, a positioning mechanism used for fixing the position of the bevel gear ring is arranged on the side wall of the bevel gear ring, the bevel gear ring can be rotated to simultaneously engage and drive the plurality of bevel gears to rotate, and therefore the plurality of pressing plates can be simultaneously moved to ensure that the voice coil framework is stably clamped on the inner middle position of the placing pipe and drilling precision.

Further, positioning mechanism includes the locating lever, a plurality of constant head tanks that encircle the symmetry setting have been seted up to the lateral wall of awl ring gear, the travel groove has been seted up to the lateral wall of holding ring, the inner wall of travel groove is equipped with the slider through the spring is fixed, locating lever and slider fixed connection to insert in the constant head tank, the grafting of locating lever and constant head tank can fix the rotation position of awl ring gear.

Preferably, the two guide plates are provided with guide grooves on the sides close to each other, and the positioning ring is rotationally arranged in the guide grooves, so that the positioning ring and the placing pipe are driven to stably rotate.

Preferably, the bottom of support frame is fixed and is equipped with the riser, the outside upper end of riser is seted up flutedly, the recess internal fixation is equipped with the horizontal pole, the pole wall rotation cover of horizontal pole is equipped with the cardboard, the draw-in groove that the symmetry set up is encircleed to the outside wall of holding ring has been seted up three, the draw-in groove is inserted at the top of cardboard, the pole wall cover of horizontal pole is equipped with the torsional spring, the both ends of torsional spring respectively with horizontal pole and cardboard fixed connection, peg graft of cardboard and draw-in groove can rotate the location to the voice coil bobbin, is convenient for carry out stable drilling to the voice coil bobbin everywhere.

Preferably, the pressing plate is arranged in an arc shape.

Preferably, the end of the slider passes through the moving slot and extends to the outside.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the voice coil frameworks with various specifications can be clamped by the support frame, the transverse plate, the guide plate, the positioning ring, the placing pipe, the pressing plate, the adjusting mechanism and the driving mechanism, and the whole voice coil framework can be driven to rotate by rotating the positioning ring, so that punching holes at various positions can be formed on the outer side of the framework, and the manufacturing efficiency of the voice coil framework is improved.

2. According to the utility model, the positions of the locating ring and the placing pipe can be determined before the punching process through the guide plate, the locating ring, the supporting frame, the vertical plate, the cross rod, the clamping plate and the torsion spring, so that the position of the framework can be fixed, and the stability of punching work is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present utility model;

fig. 4 is a schematic perspective view of the retaining ring and the placement tube of fig. 1 according to the present utility model.

Reference numerals illustrate:

1. a support frame; 2. an electric cylinder; 3. a motor; 4. a drill bit; 5. a cross plate; 6. a guide plate; 7. a positioning ring; 8. placing a tube; 9. a pressing plate; 10. a moving plate; 11. a screw rod; 12. conical gear ring; 13. bevel gears; 14. a positioning rod; 15. a spring; 16. a slide block; 17. a riser; 18. a cross bar; 19. a clamping plate; 20. and (3) a torsion spring.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a device for manufacturing a voice coil framework of a loudspeaker.

Example 1

The utility model provides a manufacturing device of a voice coil framework of a loudspeaker, which is shown in figures 1-4, and comprises a support frame 1, wherein an electric cylinder 2 is fixedly arranged at the top of the support frame 1, the tail end of the output end of the electric cylinder 2 penetrates into the support frame 1 and is fixedly provided with a motor 3, and the output end of the motor 3 is communicated with a drill bit 4;

the inner wall both sides of support frame 1 are all fixed and are equipped with diaphragm 5, and two diaphragms 5 are close to one side mutually and all fixed be equipped with deflector 6, and the joint rotation is equipped with holding ring 7 between two deflectors 6, and two deflector 6 are close to one side mutually and all offered the guide way, and holding ring 7 rotates and locates the guide inslot, and the inside of holding ring 7 is fixed and is equipped with places pipe 8, and the mouth of pipe of placing pipe 8 is equipped with a plurality of clamp plates 9 through a plurality of adjustment mechanism that are encircling the symmetry setting, and clamp plate 9 is the arc setting.

When manufacturing the voice coil skeleton, the skeleton body is placed in the placing tube 8, then the plurality of pressing plates 9 are moved to be in contact with the outer side wall of the skeleton and stably clamp the skeleton in the placing tube 8, then the positioning ring 7 rotates in the two guide plates 6 and determines the position of the skeleton to be perforated, and then the electric cylinder 2 and the motor 3 are simultaneously driven, so that the drill bit 4 moves downwards and is in contact with the skeleton, and the side wall of the skeleton can be perforated rapidly.

Example 2

Embodiment 2 in order to carry out the centre gripping location to the skeleton of multiple specification on the basis of embodiment 1, as shown in fig. 1-2 and fig. 4, adjustment mechanism includes movable plate 10, and the spout of placing tube 8 has been seted up, rotates in the spout and is equipped with lead screw 11, and movable plate 10 thread bush is located the outside of lead screw 11, and one end and clamp plate 9 fixed connection, and movable plate 10's the other end slides and locates in the spout, and movable plate 10 is L shape setting.

When clamping the framework, the screw rod 11 is driven to rotate, so that the movable plate 10 moves under the limit of the sliding groove, and the plurality of pressing plates 9 contact the framework and rapidly and stably clamp the framework.

In order to drive the plurality of pressing plates 9 to move simultaneously, as shown in fig. 2, a driving mechanism for driving the plurality of pressing plates 9 to move is arranged on the outer side of the placing pipe 8, the driving mechanism comprises a bevel gear ring 12, the bevel gear ring 12 is rotatably sleeved on the outer side of the placing pipe 8 and is provided with a plurality of bevel gears 13 in a meshed manner, and the bevel gears 13 are fixedly sleeved on the outer side of the screw rod 11.

When the pressing plate 9 needs to be driven to move, the bevel gear 12 is rotated, so that the bevel gear 12 is meshed with the bevel gears 13 simultaneously, the bevel gears 13 drive the screw rods 11 to rotate simultaneously, the pressing plate 9 is driven to move, and the framework is clamped.

In order to fix the position of the bevel gear ring 12 after the bevel gear ring 12 rotates, as shown in fig. 2, a positioning mechanism for fixing the position of the bevel gear ring 12 is arranged on the side wall of the bevel gear ring 12, the positioning mechanism comprises a positioning rod 14, a plurality of positioning grooves which are arranged in a surrounding symmetrical manner are formed in the outer side wall of the bevel gear ring 12, a moving groove is formed in the side wall of the positioning ring 7, a sliding block 16 is fixedly arranged on the inner wall of the moving groove through a spring 15, the positioning rod 14 is fixedly connected with the sliding block 16 and is inserted into the positioning groove, and the end part of the sliding block 16 penetrates out of the moving groove and extends to the outside.

Before the bevel gear ring 12 is rotated, the sliding block 16 is slid, so that the sliding block 16 moves in the moving groove and simultaneously presses the spring 15, and the positioning rod 14 is pulled out of the positioning groove, at this time, the bevel gear ring 12 can rotate, after the positions of the plurality of pressing plates 9 are determined, the sliding block 16 is loosened, the positioning rod 14 can be inserted into the positioning groove through elastic force recovery of the spring 15, and the position of the bevel gear ring 12 is determined.

Example 3

Embodiment 3 in order to confirm the positioning ring 7 and the position of the placing tube 8 and the skeleton when drilling on the basis of embodiment 1-2, as shown in fig. 1 and 3, the bottom of the supporting frame 1 is fixedly provided with a vertical plate 17, the upper end of the outer side of the vertical plate 17 is provided with a groove, the groove is fixedly provided with a cross rod 18, the rod wall of the cross rod 18 is rotationally sleeved with a clamping plate 19, the outer side wall of the positioning ring 7 is provided with three clamping grooves which are circularly and symmetrically arranged, the top of the clamping plate 19 is inserted into the clamping grooves, the rod wall of the cross rod 18 is sleeved with a torsion spring 20, and two ends of the torsion spring 20 are respectively fixedly connected with the cross rod 18 and the clamping plate 19.

Before drilling, the clamping plate 19 is pressed firstly, so that the clamping plate 19 is turned out from the clamping groove, the torsion spring 20 is twisted, the positioning ring 7 rotates in the guide plate 6 and drives the framework to rotate, the position of the hole formed in the outer side of the framework is determined, after the positioning ring 7 drives the inner framework to determine the position of the hole to be drilled, the clamping plate 19 is loosened, under the torsion of the torsion spring 20, the top of the clamping plate 19 is inserted into the clamping groove on the side wall of the positioning ring 7, the position of the positioning ring 7 is determined, and the stability of the positioning ring 7 and the framework in the hole forming process is ensured.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The manufacturing device of the voice coil framework of the loudspeaker comprises a support frame (1) and is characterized in that an electric cylinder (2) is fixedly arranged at the top of the support frame (1), the tail end of the output end of the electric cylinder (2) penetrates into the support frame (1) and is fixedly provided with a motor (3), and the output end of the motor (3) is communicated with a drill bit (4);

the device is characterized in that transverse plates (5) are fixedly arranged on two sides of the inner wall of the supporting frame (1), guide plates (6) are fixedly arranged on one sides, close to each other, of the two transverse plates (5), a positioning ring (7) is arranged between the two guide plates (6) in a common rotation mode, a placing pipe (8) is fixedly arranged in the positioning ring (7), and a plurality of pressing plates (9) are arranged on a pipe orifice of the placing pipe (8) through a plurality of adjusting mechanisms which are arranged in a surrounding and symmetrical mode;

the outside of the placing pipe (8) is provided with a driving mechanism for driving the plurality of pressing plates (9) to move.

2. The device for manufacturing the voice coil framework of the loudspeaker according to claim 1, wherein the adjusting mechanism comprises a moving plate (10), a chute is formed in a pipe orifice of the placing pipe (8), a screw rod (11) is rotatably arranged in the chute, the moving plate (10) is sleeved on the outer side of the screw rod (11) in a threaded manner, one end of the moving plate is fixedly connected with the pressing plate (9), and the other end of the moving plate (10) is slidably arranged in the chute.

3. The device for manufacturing a voice coil bobbin for speakers according to claim 2, wherein the moving plate (10) is provided in an L-shape.

4. The device for manufacturing the voice coil skeleton of the loudspeaker according to claim 1, wherein the driving mechanism comprises a bevel gear ring (12), the bevel gear ring (12) is rotatably sleeved on the outer side of the placement tube (8) and provided with a plurality of bevel gears (13) in a meshed manner, the bevel gears (13) are fixedly sleeved on the outer side of the screw rod (11), and a positioning mechanism for fixing the position of the bevel gear ring (12) is arranged on the side wall of the bevel gear ring (12).

5. The device for manufacturing the voice coil skeleton of the loudspeaker of claim 4, wherein the positioning mechanism comprises a positioning rod (14), a plurality of positioning grooves which are arranged in a surrounding symmetry manner are formed in the outer side wall of the bevel gear ring (12), a moving groove is formed in the side wall of the positioning ring (7), a sliding block (16) is fixedly arranged on the inner wall of the moving groove through a spring (15), and the positioning rod (14) is fixedly connected with the sliding block (16) and is inserted into the positioning groove.

6. The device for manufacturing the voice coil skeleton of the loudspeaker according to claim 1, wherein the two guide plates (6) are provided with guide grooves on the sides close to each other, and the positioning ring (7) is rotatably arranged in the guide grooves.

7. The manufacturing device of the voice coil loudspeaker voice coil framework of claim 1, wherein a vertical plate (17) is fixedly arranged at the bottom of the supporting frame (1), a groove is formed in the upper end of the outer side of the vertical plate (17), a cross rod (18) is fixedly arranged in the groove, a clamping plate (19) is sleeved on the rod wall of the cross rod (18) in a rotating mode, three clamping grooves which are symmetrically arranged in a surrounding mode are formed in the outer side wall of the positioning ring (7), the top of the clamping plate (19) is inserted into the clamping grooves, a torsion spring (20) is sleeved on the rod wall of the cross rod (18), and two ends of the torsion spring (20) are fixedly connected with the cross rod (18) and the clamping plate (19) respectively.

8. The device for manufacturing the voice coil skeleton of the loudspeaker according to claim 1, wherein the pressing plate (9) is arranged in an arc shape.

9. The device for manufacturing a voice coil bobbin for speakers according to claim 5, wherein the end portion of the slider (16) is protruded out of the moving groove and extended to the outside.