CN109511081B - Magnetic circuit centering clamp for magnetic shielding full-band loudspeaker - Google Patents
Magnetic circuit centering clamp for magnetic shielding full-band loudspeaker Download PDFInfo
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- CN109511081B CN109511081B CN201910062876.1A CN201910062876A CN109511081B CN 109511081 B CN109511081 B CN 109511081B CN 201910062876 A CN201910062876 A CN 201910062876A CN 109511081 B CN109511081 B CN 109511081B
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- arc
- hollow cylinder
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- shaped pressing
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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
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
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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
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/003—Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention discloses a magnetic circuit centering clamp of a magnetic shielding full-frequency band loudspeaker, which comprises a base and a hollow cylinder, wherein the hollow cylinder is vertically fixed at the top of the base, a supporting plate is arranged in the middle of the hollow cylinder, four arc-shaped pressing plates capable of moving in the radial direction are arranged above the supporting plate, each arc-shaped pressing plate is connected with the inner wall of the hollow cylinder through two elastic assemblies arranged up and down, each elastic assembly comprises a sleeve, an expansion link and a spring, one end of each sleeve is vertically fixed on the inner wall of the hollow cylinder, one end of each expansion link is inserted into the corresponding sleeve in a sliding mode, the other end of each expansion link is vertically connected with the corresponding arc-shaped pressing plate, the spring is sleeved on the periphery of the expansion link between the arc-shaped pressing plates and the corresponding sleeve. The centering fixture disclosed by the invention can automatically extrude and coaxially extrude the magnetic steel and the magnetic conductive sheet, greatly improves the assembly efficiency and the assembly precision, and has the characteristics of convenience in operation, high safety and low labor intensity.
Description
Technical Field
The invention relates to the technical field of loudspeaker magnetic circuit assembly and manufacture, in particular to a magnetic circuit centering clamp for a magnetic shielding full-band loudspeaker.
Background
In the assembly process of the magnetic shielding full-range loudspeaker, a plurality of magnetic steels and magnetic conductive sheets are generally bonded together to form a magnetic circuit. The existing assembly method is that the magnetic steel is manually held on the magnetic conductive sheet, and the magnetic steel and the magnetic conductive sheet are bonded after the coaxiality is judged manually. The traditional assembly method simply depends on manual judgment of the coaxiality of the magnetic steel and the magnetic conductive sheet, the coaxiality of the magnetic steel and the magnetic conductive sheet cannot be guaranteed, and the technical requirements cannot be met, so that the product quality is influenced, the assembly efficiency is low, and the labor intensity is high.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a magnetic circuit centering clamp for a magnetic shielding full-frequency-band loudspeaker, which is compact in structure and convenient to use, can automatically extrude and coaxially extrude magnetic steel and a magnetic conductive sheet, greatly improves the assembly efficiency and the assembly precision, and has the characteristics of convenience in operation, high safety and low labor intensity.
The technical scheme of the invention is as follows: the utility model provides a magnetic shielding full frequency band speaker magnetic circuit centering anchor clamps, includes a base and a hollow section of thick bamboo, a hollow section of thick bamboo vertical fixation at the base top, a hollow section of thick bamboo middle part be equipped with the backup pad, backup pad top be equipped with four radial movement's arc clamp plate, every the arc clamp plate all through two elastic component and the interior wall connection of a hollow section of thick bamboo of arranging from top to bottom, elastic component include sleeve, telescopic link and spring, sleeve one end vertical fixation at a hollow section of thick bamboo inner wall, the one end of telescopic link slides and pegs graft in the sleeve, and the other end is connected with the arc clamp plate is perpendicular, the spring housing establish the telescopic link between arc clamp plate and the sleeve periphery, just the both ends of spring push up tightly in sleeve one end, arc clamp.
As a further improvement, the top of each arc-shaped pressing plate is provided with a guide inclined plate which extends obliquely outwards.
Furthermore, the supporting plate is provided with two through holes, push rods are arranged in the two through holes in a sliding mode, and connecting rods which are connected with the push rods are arranged at the bottom ends of the two push rods.
Further, the backup pad below still be equipped with the screw rod, the screw rod connect in the cavity section of thick bamboo perpendicularly soon, the screw rod be located the inboard one end of cavity section of thick bamboo and install the wedge through the bearing, wedge and connecting rod contact link to each other, the screw rod be located the one end in the cavity section of thick bamboo outside and be equipped with the carousel.
Furthermore, a support guide rail is vertically fixed on the base below the wedge block, and the top surface of the support guide rail is connected with the bottom surface of the wedge block in a sliding manner.
Furthermore, the base is a conical seat with a small upper part and a large lower part, and a plurality of bolt holes are formed in the outer edge of the base.
Furthermore, the bottom of the base is also provided with a sinking groove.
Advantageous effects
Compared with the prior art, the invention has the following advantages:
1. the magnetic circuit centering clamp for the magnetic shielding full-band loudspeaker is compact in structure and convenient to use, can automatically extrude and coaxially extrude magnetic steel and the magnetic conductive sheet, greatly improves the assembly efficiency and the assembly precision, and has the characteristics of convenience in operation, high safety and low labor intensity.
2. According to the invention, through the through holes formed in the supporting plate and matched with the push rod, the bonded magnetic steel and the magnetic conductive sheet can be pushed out of the hollow cylinder, so that the bonded magnet group can be taken out conveniently; meanwhile, the screw rod is adopted to drive the wedge block to push the push rod to push up and down, so that the operation convenience is greatly improved, and the working efficiency is further improved.
Drawings
FIG. 1 is a schematic top view of the present invention;
fig. 2 is a schematic front view of the cross-sectional structure of the present invention.
Wherein: the device comprises a base 1, a hollow cylinder 2, a support plate 3, an arc-shaped press plate 4, a sleeve 5, a telescopic rod 6, a spring 7, a guide inclined plate 8, a through hole 9, a push rod 10, a connecting rod 11, a screw 12, a wedge-shaped block 13, a turntable 14, a support guide rail 15, a bolt hole 16 and a sink groove 17.
Detailed Description
The invention will be further described with reference to specific embodiments shown in the drawings.
Referring to fig. 1-2, the magnetic circuit centering fixture for the magnetic shielding full-frequency band speaker of the invention comprises a base 1 and a hollow cylinder 2, wherein the hollow cylinder 2 is vertically fixed on the top of the base 1, a support plate 3 is arranged in the middle of the hollow cylinder 2, the support plate 3 is vertically connected with the inner wall of the hollow cylinder 2, four arc-shaped press plates 4 capable of moving radially are arranged above the support plate 3, each arc-shaped press plate 4 is connected with the inner wall of the hollow cylinder 2 through two elastic components arranged up and down, each elastic component comprises a sleeve 5, an expansion link 6 and a spring 7, one end of the sleeve 5 is vertically fixed on the inner wall of the hollow cylinder 2, one end of the expansion link 6 is inserted in the sleeve 5 in a sliding manner, the other end of the expansion link is vertically connected with the arc-shaped press plate 4, the spring 7 is sleeved on the periphery of the expansion link 6 between the, when in actual use, put into the region that four arc clamp plates 4 enclose with the magnetic conduction piece, until the magnetic conduction piece slides in 3 top surfaces of backup pad, then scribble the viscose on the magnetic conduction piece, put into the region that four arc clamp plates 4 enclose with the magnet steel again, until magnet steel and magnetic conduction piece bonding laminating, at this moment, four arc clamp plates 4 extrude magnet steel and magnetic conduction piece under spring 7's squeezing action, make the two coaxial bonding link to each other, according to this circulation can bond a plurality of magnet steels and well form the magnetic circuit, it is preferred, all be equipped with the direction swash plate 8 that extends to the outside slope at the top of every arc clamp plate 4, be convenient for magnetic conduction piece and the gliding of magnet steel. The magnetic circuit centering clamp for the magnetic shielding full-band loudspeaker is compact in structure and convenient to use, can automatically extrude and coaxially extrude magnetic steel and the magnetic conductive sheet, greatly improves the assembly efficiency and the assembly precision, and has the characteristics of convenience in operation, high safety and low labor intensity.
Furthermore, two through holes 9 are formed in the supporting plate 3, push rods 10 are slidably arranged in the two through holes 9, connecting rods 11 for connecting the two push rods 10 are arranged at the bottom ends of the two push rods 10, and the connecting rods 11 are pushed to enable the two push rods 10 to move upwards, so that the bonded magnet group is pushed out of the hollow cylinder 2 for a certain distance, and the bonded magnet group can be taken out conveniently; simultaneously, still be equipped with screw rod 12 in backup pad 3 below, this screw rod 12 connects in cavity section of thick bamboo 2 perpendicularly soon, installs wedge 13 through the bearing in the one end that screw rod 12 is located cavity section of thick bamboo 2 inboard, and this wedge 13 links to each other with the contact of connecting rod 11, is equipped with carousel 14 in the one end that screw rod 12 is located cavity section of thick bamboo 2 outside, drives the wedge and promotes the operating means that the push rod promoted from top to bottom through adopting the screw rod, has improved the operation convenience greatly, further improves work efficiency. A support guide rail 15 is also vertically fixed on the base 1 below the wedge block 13, the top surface of the support guide rail 15 is connected with the bottom surface of the wedge block 13 in a sliding manner, so that the support and guide effects on the wedge block 13 are achieved, the sliding of the wedge block 13 is facilitated, and the bending moment of the screw 12 is reduced. Its base 1 is big end down's toper seat, makes its atress more even, is equipped with a plurality of bolt holes 16 in the outer fringe of base 1, installs whole anchor clamps on the job position through the bolt, convenient to use. The bottom of the base 1 is also provided with a sinking groove 17, so that the strength of the base 1 is improved while the weight is effectively reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the invention, which will not affect the effect of the invention and the practicability of the patent.
Claims (5)
1. The magnetic shielding full-band loudspeaker magnetic circuit centering clamp is characterized by comprising a base (1) and a hollow cylinder (2), wherein the hollow cylinder (2) is vertically fixed at the top of the base (1), a supporting plate (3) is arranged in the middle of the hollow cylinder (2), four arc-shaped pressing plates (4) capable of moving in the radial direction are arranged above the supporting plate (3), each arc-shaped pressing plate (4) is connected with the inner wall of the hollow cylinder (2) through two elastic components arranged up and down, each elastic component comprises a sleeve (5), an expansion link (6) and a spring (7), one end of each sleeve (5) is vertically fixed on the inner wall of the hollow cylinder (2), one end of each expansion link (6) is slidably inserted into each sleeve (5), the other end of each expansion link is vertically connected with the corresponding arc-shaped pressing plate (4), and each spring (7) is sleeved on the periphery of each expansion link (6) between the arc-shaped pressing plates (4) and the sleeves (, two ends of the spring (7) are respectively tightly propped against one end of the sleeve (5) and one side of the arc-shaped pressing plate (4); backup pad (3) on be equipped with two through-holes (9), two through-hole (9) in all slide and be equipped with push rod (10), two push rod (10) bottom be equipped with connecting rod (11) that link to each other them, backup pad (3) below still be equipped with screw rod (12), screw rod (12) connect in cavity section of thick bamboo (2) perpendicularly soon, screw rod (12) be located the inboard one end of cavity section of thick bamboo (2) and install wedge (13) through the bearing, wedge (13) link to each other with connecting rod (11) contact, screw rod (12) be located the one end in cavity section of thick bamboo (2) outside and be equipped with carousel (14).
2. The magnetic shielding full-band loudspeaker magnetic circuit centering clamp as claimed in claim 1, wherein the top of each arc-shaped pressing plate (4) is provided with a guide inclined plate (8) extending obliquely to the outside.
3. The magnetic shielding full-band loudspeaker magnetic circuit centering clamp as claimed in claim 1, wherein a support guide rail (15) is further vertically fixed on the base (1) below the wedge-shaped block (13), and the top surface of the support guide rail (15) is slidably connected with the bottom surface of the wedge-shaped block (13).
4. The magnetic shielding full-band loudspeaker magnetic circuit centering clamp as claimed in any one of claims 1 to 3, wherein the base (1) is a conical base with a small top and a large bottom, and a plurality of bolt holes (16) are formed in the outer edge of the base (1).
5. The magnetic circuit centering clamp of the magnetic shielding full-band loudspeaker according to claim 4, characterized in that the bottom of the base (1) is further provided with a sunken groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910062876.1A CN109511081B (en) | 2019-01-23 | 2019-01-23 | Magnetic circuit centering clamp for magnetic shielding full-band loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910062876.1A CN109511081B (en) | 2019-01-23 | 2019-01-23 | Magnetic circuit centering clamp for magnetic shielding full-band loudspeaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109511081A CN109511081A (en) | 2019-03-22 |
| CN109511081B true CN109511081B (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910062876.1A Active CN109511081B (en) | 2019-01-23 | 2019-01-23 | Magnetic circuit centering clamp for magnetic shielding full-band loudspeaker |
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| CN (1) | CN109511081B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111586551B (en) * | 2020-04-21 | 2021-01-29 | 东莞市融贤实业有限公司 | Auxiliary magnetic adding device and method for loudspeaker |
| CN112683519B (en) * | 2021-02-04 | 2022-05-10 | 上海海穆电子科技有限公司 | Industry automatically controlled control rod life test device |
| CN114339578B (en) * | 2021-11-23 | 2024-01-23 | 英瑟泰科精密注塑（苏州）有限公司 | Magnetic core pasting machine for automobile horn production |
| CN114562494B (en) * | 2022-04-24 | 2022-07-12 | 南通油神液压有限公司 | Durable hydraulic equipment capable of preventing multidirectional bearing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101419306B1 (en) * | 2013-04-19 | 2014-07-21 | 한국로봇융합연구원 | Dual Clamping Unit, Building Outer Wall Moving Robot and Moving Robot Operation Method thereof |
| CN206179503U (en) * | 2016-11-10 | 2017-05-17 | 刘潇 | Device is put with music book to music teaching |
| CN207336056U (en) * | 2017-10-27 | 2018-05-08 | 南京苏试广博环境可靠性实验室有限公司 | A kind of fixture for reliability test |
| CN108436808A (en) * | 2018-06-26 | 2018-08-24 | 陈姿红 | A kind of auto parts and components frock clamp |
| CN109202768A (en) * | 2018-08-09 | 2019-01-15 | 柳州市钜嘉机械有限公司 | A kind of pipe fitting stationary fixture of good fixing effect |
-
2019
- 2019-01-23 CN CN201910062876.1A patent/CN109511081B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101419306B1 (en) * | 2013-04-19 | 2014-07-21 | 한국로봇융합연구원 | Dual Clamping Unit, Building Outer Wall Moving Robot and Moving Robot Operation Method thereof |
| CN206179503U (en) * | 2016-11-10 | 2017-05-17 | 刘潇 | Device is put with music book to music teaching |
| CN207336056U (en) * | 2017-10-27 | 2018-05-08 | 南京苏试广博环境可靠性实验室有限公司 | A kind of fixture for reliability test |
| CN108436808A (en) * | 2018-06-26 | 2018-08-24 | 陈姿红 | A kind of auto parts and components frock clamp |
| CN109202768A (en) * | 2018-08-09 | 2019-01-15 | 柳州市钜嘉机械有限公司 | A kind of pipe fitting stationary fixture of good fixing effect |
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| Publication number | Publication date |
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| CN109511081A (en) | 2019-03-22 |
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Effective date of registration: 20210618 Address after: 543000 No. b-03-03, starting area of Guangdong Guangxi cooperation special experimental zone, Wuzhou City, Guangxi Zhuang Autonomous Region Patentee after: ZHANGZHOU GUOGUANG TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: No. 300542, Wuhong Road, Guangxi Zhuang Autonomous Region Patentee before: WUZHOU HENGSHENG ELECTRONICS Co.,Ltd. |