CN104028980A - Machining process of speaker frame with square framework - Google Patents

Machining process of speaker frame with square framework Download PDF

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Publication number
CN104028980A
CN104028980A CN201410289228.7A CN201410289228A CN104028980A CN 104028980 A CN104028980 A CN 104028980A CN 201410289228 A CN201410289228 A CN 201410289228A CN 104028980 A CN104028980 A CN 104028980A
Authority
CN
China
Prior art keywords
millimeters
punching
square
speaker frame
mesopore
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410289228.7A
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Chinese (zh)
Inventor
冯玉权
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuzhou Hengsheng Electronic Technology Co Ltd
Original Assignee
Wuzhou Hengsheng Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuzhou Hengsheng Electronic Technology Co Ltd filed Critical Wuzhou Hengsheng Electronic Technology Co Ltd
Priority to CN201410289228.7A priority Critical patent/CN104028980A/en
Publication of CN104028980A publication Critical patent/CN104028980A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/02Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/026Supports for loudspeaker casings

Abstract

The invention discloses a machining process of a speaker frame with a square framework. The machining process includes a series of steps of cutting, blanking and stretching, trimming and punching, lug flower punching, single flower punching and flanging. The machining process of the speaker frame with the square framework is suitable for accurately punching the square framework.

Description

A kind of processing technology of the speaker frame with quadra
Technical field
The present invention relates to a kind of manufacture field of stereo set, particularly a kind of processing technology of the speaker frame with quadra.
Background technology
Loudspeaker is a kind of energy transducer that the signal of telecommunication is changed into acoustical signal, and the performance quality of loudspeaker is very large on the impact of tonequality.Loudspeaker is a device the weakest in stereo set, and for acoustics, it is again most important parts.Loudspeaker of a great variety, and price differs greatly.Audio frequency electric energy is by electromagnetism, and piezoelectricity or electrostatic effect, make its cone or diaphragm vibration and produce resonance (sympathetic response) with ambient air and sound.
The structure of loudspeaker generally comprises support, magnet, basin frame, determine core and prop up sheet, the compositions such as taper cone, wherein, basin frame generally adopts steel or aluminium to make, it requires as firm, do not produce the requirements such as resonance with the sound of stereo set, present stage, the processing technology of basin frame mainly adopts the mode of monolithic raw material one-shot forming punching press to obtain, it is low that this processing technology exists size Control precision, the problem that defect ware rate is high, particularly need to arrange other meticulousr assemblies as ear flower and earhole in basin frame time, traditional technology mode cannot be realized, particularly there is non-circular framework and have difficulty by traditional a punching press or casting.
Summary of the invention
The object of this invention is to provide and be applicable to the accurately processing technology of the speaker frame of punching press quadra.
Technical scheme provided by the invention is: a kind of processing technology of the speaker frame with quadra, comprises the following steps:
Step 1: sawing sheet, by shearing machine cut one wide be 161 millimeters, length is the coiled strip of 1775 millimeters;
Step 2: blank stretches, making 11 length of sides by blank stretching die in described coiled strip upper punch is the square stock of 161 millimeters, and described square stock punching press is become to bowl-shape semi-finished product, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step of 7.1~7.5 millimeters, be highly the second level step of 19.9~21.3 millimeters, be highly the third level step of 6.2~6.6 millimeters;
Step 3: edge-cutting and hole-punching, by trimming and piercing die, the upper surface punching press of described third level step is become square, the circular arc that described four square angles are 36 millimeters by radius forms, described square four edges is that the circular arc that is 304 millimeters by radius forms, and described radius is that the circular arc of 36 millimeters and radius are that the circular arc of 304 millimeters joins end to end and forms the square of a sealing; Go out 1 mesopore, 4 rivet holes and go out 4 installing holes in the upper surface punching of described third level step in the bottom surface punching of described first order step by trimming and piercing die, the center of circle of described mesopore is the center of the bottom surface of described first order step, and the diameter of described mesopore is 29~31 millimeters; Described rivet hole is evenly distributed on described mesopore around, the diameter of described rivet hole is 4.1~4.3 millimeters, the distance of center circle of described rivet hole is 21 ± 0.2 millimeters from the distance in the center of circle of described mesopore, described installing hole is distributed on four described angles, and described installing hole is oval; The center of circle of described installing hole, rivet hole and mesopore is on same straight line;
Step 4: rush ear flower, by rushing ear flower mould concave shape ear flower of punching on described second level step; And by described ear flower mould earhole of punching on the recess of described concave shape ear flower, described earhole is the square of 3.25 millimeters of the length of sides;
Step 5: the single flower of punching, three single flowers of even punching on described second level step; Described list flower is evenly distributed on the both sides of described ear flower;
Step 6: flange, carry out flange by flange die at the upper surface of described third level step, outside punching at the upper surface of described third level step goes out a frame, the height of described frame is 4 millimeters, the arc radius at four angles of the square upper surface of described third level step is reduced into 32 millimeters, and the arc radius of the four edges of the square upper surface of described third level step is reduced into 300 millimeters.
In the processing technology of the above-mentioned speaker frame with quadra, after described step 6 finishes, also carry out surface treatment step, described surface treatment step is the grit powder of the spraying inside and outside black of the speaker frame that obtains after described step 6 completes.
In the processing technology of the above-mentioned speaker frame with quadra, after described surface treatment step finishes, also carry out packaging step, described packaging step is 2 layers of environment protecting paper of outer surface parcel of the speaker frame that obtains after described surface treatment step completes.
In the processing technology of the above-mentioned speaker frame with quadra, described blank stretching die is arranged on 63T punch press; Described trimming and piercing die is arranged on 63T punch press; The described ear flower mould that rushes is arranged on 16T punch press; The described Dan Huamo that rushes is arranged on 16T punch press; Described flange die is arranged on 40T punch press.
In the present invention, this programme is applicable to have the speaker frame of quadra, different from the speaker frame of traditional circular frame, the present invention adopts the repeatedly mode of one-shot streamline, improve the precision of punching press and will shorten process time as far as possible, further, in order to prepare quadra, the present invention has adopted the step of blank stretching and punching trimming, employing has the red needle of radian, preparation has the speaker frame of quadra, machining accuracy is high, preparation method is simple, simultaneously in order to increase the installation stability of square frame, this programme adopts the punching edger with oval-shaped red needle to carry out punching installing hole, when being installed, this speaker frame can adjust easily location, increase the accuracy that basin frame is installed.
Brief description of the drawings
Fig. 1 is the top view of specific embodiments of the invention 1;
Fig. 2 is the A-A cutaway view of the embodiment of the present invention 1.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme of the present invention is described in further detail, but does not form any limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, a kind of processing technology of the speaker frame with quadra, comprises the following steps:
Step 1: sawing sheet, by shearing machine cut one wide be 161 millimeters, length is the coiled strip of 1775 millimeters;
Step 2: blank stretches, making 11 length of sides by blank stretching die in described coiled strip upper punch is the square stock of 161 millimeters, and described square stock punching press is become to bowl-shape semi-finished product, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step 1 of 7.1~7.5 millimeters, be highly the second level step 2 of 19.9~21.3 millimeters, be highly the third level step 3 of 6.2~6.6 millimeters; Wherein, the diameter of the lower surface of first order step 1 is 54 millimeters, and the maximum gauge of the upper surface of first order step 1 is 80 millimeters, and the maximum gauge of the upper surface of described second level step 2 is 107.99 millimeters;
Step 3: edge-cutting and hole-punching, by trimming and piercing die, the upper surface punching press of described third level step 3 is become square, the circular arc that described four square angles 4 are 36 millimeters by radius forms, described square four edges 5 is that the circular arc that is 304 millimeters by radius forms, and described radius is that the circular arc of 36 millimeters and radius are that the circular arc of 304 millimeters joins end to end and forms the square of a sealing; Go out 6,4 rivet holes 7 of 1 mesopore and go out 4 installing holes 8 in the upper surface punching of described third level step in the bottom surface punching of described first order step 1 by trimming and piercing die, the center of circle of described mesopore 6 is the center of the bottom surface of described first order step 1, and the diameter of described mesopore 6 is 29~31 millimeters; Described rivet hole 7 is evenly distributed on described mesopore 6 around, the diameter of described rivet hole 7 is 4.1~4.3 millimeters, the distance of center circle of described rivet hole 7 is 21 ± 0.2 millimeters from the distance in the center of circle of described mesopore 6, described installing hole 8 is distributed on four described angles, and described installing hole 8 is oval; The center of circle of described installing hole 8, rivet hole 7 and mesopore 6 is on same straight line;
Step 4: rush ear and spend 9, spend 9 by rushing ear flower mould concave shape ear of punching on described second level step 2; And spend earhole 10 of punching on 9 recess at described concave shape ear by described ear flower mould, described earhole 10 is the square of 3.25 millimeters of the length of sides;
Step 5: punching singly spends 11, on described second level step 2, evenly three of punching singly spend 11;
Step 6: flange, carry out flange by flange die at the upper surface of described third level step 3, outside punching at the upper surface of described third level step 3 goes out a frame 12, the height of described frame 12 is 4 millimeters, the arc radius at four angles 4 of the square upper surface of described third level step is reduced into 32 millimeters, and the arc radius of the four edges 5 of the square upper surface of described third level step 3 is reduced into 300 millimeters.
Step 7: surface treatment step, described surface treatment step is the grit powder of the spraying inside and outside black of the speaker frame that obtains after described step 6 completes.
Step 8: packaging step, described packaging step is 2 layers of environment protecting paper of outer surface parcel of the speaker frame that obtains after described surface treatment step completes.
In the present embodiment, described blank stretching die is arranged on 63T punch press; Described trimming and piercing die is arranged on 63T punch press; The described ear flower mould that rushes is arranged on 16T punch press; The described Dan Huamo that rushes is arranged on 16T punch press; Described flange die is arranged on 40T punch press.
Above-mentioned blank stretching die, trimming and piercing die, rush ear flower mould, rush Dan Huamo, flange die is arranged on a production line, adopt slide block or mechanical arm that raw material is progressively transported to subsequent processing from a upper operation, process is simple, fast, die-cut accurate, size Control is accurate.
Above-described is only preferred embodiment of the present invention, all any amendments of doing within the scope of the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.

Claims (4)

1. a processing technology with the speaker frame of quadra, is characterized in that, comprises the following steps:
Step 1: sawing sheet, by shearing machine cut one wide be 161 millimeters, length is the coiled strip of 1775 millimeters;
Step 2: blank stretches, making 11 length of sides by blank stretching die in described coiled strip upper punch is the square stock of 161 millimeters, and described square stock punching press is become to bowl-shape semi-finished product, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step of 7.1~7.5 millimeters, be highly the second level step of 19.9~21.3 millimeters, be highly the third level step of 6.2~6.6 millimeters;
Step 3: edge-cutting and hole-punching, by trimming and piercing die, the upper surface punching press of described third level step is become square, the circular arc that described four square angles are 36 millimeters by radius forms, described square four edges is that the circular arc that is 304 millimeters by radius forms, and described radius is that the circular arc of 36 millimeters and radius are that the circular arc of 304 millimeters joins end to end and forms the square of a sealing; Go out 1 mesopore, 4 rivet holes and go out 4 installing holes in the upper surface punching of described third level step in the bottom surface punching of described first order step by trimming and piercing die, the center of circle of described mesopore is the center of the bottom surface of described first order step, and the diameter of described mesopore is 29~31 millimeters; Described rivet hole is evenly distributed on described mesopore around, the diameter of described rivet hole is 4.1~4.3 millimeters, the distance of center circle of described rivet hole is 21 ± 0.2 millimeters from the distance in the center of circle of described mesopore, described installing hole is distributed on four described angles, and described installing hole is oval; The center of circle of described installing hole, rivet hole and mesopore is on same straight line;
Step 4: rush ear flower, by rushing ear flower mould concave shape ear flower of punching on described second level step; And by described ear flower mould earhole of punching on the recess of described concave shape ear flower, described earhole is the square of 3.25 millimeters of the length of sides;
Step 5: the single flower of punching, three single flowers of even punching on described second level step; Described list flower is evenly distributed on the both sides of described ear flower;
Step 6: flange, carry out flange by flange die at the upper surface of described third level step, outside punching at the upper surface of described third level step goes out a frame, the height of described frame is 4 millimeters, the arc radius at four angles of the square upper surface of described third level step is reduced into 32 millimeters, and the arc radius of the four edges of the square upper surface of described third level step is reduced into 300 millimeters.
2. the processing technology of the speaker frame with quadra according to claim 1, it is characterized in that, after described step 6 finishes, also carry out surface treatment step, described surface treatment step is the grit powder of the spraying inside and outside black of the speaker frame that obtains after described step 6 completes.
3. the processing technology of the speaker frame with quadra according to claim 2, it is characterized in that, after described surface treatment step finishes, also carry out packaging step, described packaging step is 2 layers of environment protecting paper of outer surface parcel of the speaker frame that obtains after described surface treatment step completes.
4. according to the processing technology of the speaker frame with quadra described in claim 1~3 any one, it is characterized in that, described blank stretching die is arranged on 63T punch press; Described trimming and piercing die is arranged on 63T punch press; The described ear flower mould that rushes is arranged on 16T punch press; The described Dan Huamo that rushes is arranged on 16T punch press; Described flange die is arranged on 40T punch press.
CN201410289228.7A 2014-06-24 2014-06-24 Machining process of speaker frame with square framework Pending CN104028980A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410289228.7A CN104028980A (en) 2014-06-24 2014-06-24 Machining process of speaker frame with square framework

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410289228.7A CN104028980A (en) 2014-06-24 2014-06-24 Machining process of speaker frame with square framework

Publications (1)

Publication Number Publication Date
CN104028980A true CN104028980A (en) 2014-09-10

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110876111A (en) * 2019-11-27 2020-03-10 安徽井利电子有限公司 Multi-station processing device for loudspeaker frame

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030103643A1 (en) * 2001-12-05 2003-06-05 Wen-Teng Yu Amplifier with improved structure
CN202087678U (en) * 2011-04-04 2011-12-28 嵊州金舟电声有限公司 Punch capable of automatically making flower-shaped baffles on loudspeaker basin frame
CN102547540A (en) * 2011-12-31 2012-07-04 樊春燕 Integrated injection molding plastic horn and manufacture process thereof
CN202856937U (en) * 2012-09-28 2013-04-03 嵊州市德科电声有限公司 Loudspeaker basin-like stand
CN202907163U (en) * 2012-12-03 2013-04-24 何建平 Loudspeaker iron cone frame with wiring frame hole
CN202907162U (en) * 2012-12-03 2013-04-24 何建平 Loudspeaker iron cone frame

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030103643A1 (en) * 2001-12-05 2003-06-05 Wen-Teng Yu Amplifier with improved structure
CN202087678U (en) * 2011-04-04 2011-12-28 嵊州金舟电声有限公司 Punch capable of automatically making flower-shaped baffles on loudspeaker basin frame
CN102547540A (en) * 2011-12-31 2012-07-04 樊春燕 Integrated injection molding plastic horn and manufacture process thereof
CN202856937U (en) * 2012-09-28 2013-04-03 嵊州市德科电声有限公司 Loudspeaker basin-like stand
CN202907163U (en) * 2012-12-03 2013-04-24 何建平 Loudspeaker iron cone frame with wiring frame hole
CN202907162U (en) * 2012-12-03 2013-04-24 何建平 Loudspeaker iron cone frame

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
林若森 等: "扬声器盆架拉深模设计与调试", 《模具工业》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110876111A (en) * 2019-11-27 2020-03-10 安徽井利电子有限公司 Multi-station processing device for loudspeaker frame
CN110876111B (en) * 2019-11-27 2021-02-12 安徽井利电子有限公司 Multi-station processing device for loudspeaker frame

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Application publication date: 20140910