CN104038884A - Speaker frame machining process performed by sequentially punching ear flowers and center hole - Google Patents
Speaker frame machining process performed by sequentially punching ear flowers and center hole Download PDFInfo
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- CN104038884A CN104038884A CN201410288954.7A CN201410288954A CN104038884A CN 104038884 A CN104038884 A CN 104038884A CN 201410288954 A CN201410288954 A CN 201410288954A CN 104038884 A CN104038884 A CN 104038884A
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Abstract
The invention discloses a speaker frame machining process performed by sequentially punching ear flowers and a center hole. The speaker frame machining process performed by sequentially punching the ear flowers and the center hole includes a series of steps of rough shape cutting, blanking, location hole punching, deep drawing, hole punching and edge trimming, ear flower punching, flanging and hole punching. The speaker frame machining process performed by sequentially punching the ear flowers and the center hole is suitable for accurately punching the ear flowers and the ear hole.
Description
Technical field
The present invention relates to a kind of manufacture field of stereo set, particularly a kind of processing technology of speaker frame of subpunch ear flower backlash mesopore.
Background technology
Loud speaker is a kind of energy transducer that the signal of telecommunication is changed into acoustical signal, and the performance quality of loud speaker is very large on the impact of tonequality.Loud speaker is a device the weakest in stereo set, and for acoustics, it is again most important parts.Loud speaker 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 loud speaker 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 the ear flower of non-strict symmetry and earhole in basin frame time, traditional technology mode cannot be realized.
Summary of the invention
The object of this invention is to provide the processing technology of the speaker frame of the colored backlash mesopore of subpunch ear that is applicable to accurate punching ear flower and earhole.
Technical scheme provided by the invention is: a kind of processing technology of speaker frame of subpunch ear flower backlash mesopore, comprises the following steps:
Step 1: sawing sheet, cutting a thickness by banding machine is 0.8 millimeter, width is the coiled strip of 196 millimeters;
Step 2: blanking, making a diameter by blanking die in described coiled strip upper punch is the circular stock of 192 millimeters; The diameter of the red needle of described blanking die is 192 millimeters;
Step 3: rush location hole, locating casement by punching, go out a diameter at the center of described circular stock be the location hole of 20 millimeters;
Step 4: drawing, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by Drawing Die in described punching, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of two stage steps from bottom to top, and described two stage steps comprises being highly the first order step of 6.5～7.5 millimeters, is highly the second level step of 29.8～30.2 millimeters;
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and 4 installing holes of punching, the external diameter of the half-finished second level step after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 160～162 millimeters, described installing hole is evenly distributed on the upper surface of described second level step, and the diameter of described installing hole is 4.9～5.1 millimeters;
Step 6: rush ear flower, by rushing ear flower mould four concave shape ear flowers of punching symmetrically and evenly on described second level step, and earhole of recess punching of spending at each described concave shape ear by described ear flower mould, described earhole is the square earhole of 3.7～3.8 millimeters; Long 30 millimeters of the length of side of the top margin of the concave shape ear flower described in the side ratio on the base at the recess place of described concave shape ear flower;
Step 7: flange, carry out flange by flange die at the upper surface of described second level step, go out a frame in the outside punching of the upper surface of described second level step, the height of described frame is 5.5 millimeters;
Step 8: punching, mesopore of bottom surface punching and two groups of rivet holes by perforating die at described first order step, the center superposition of the center of circle of described mesopore and described location hole, the diameter of described mesopore is 37.6～38 millimeters, two groups of described rivet holes comprise that 4 are evenly centered around interior rivet hole around of mesopore and 4 and are evenly centered around mesopore outer rivet hole around, the distance of center circle of described interior rivet hole is 25 ± 0.1 millimeters from the distance in the center of circle of described mesopore, the distance of center circle of described outer rivet hole is 30 ± 0.1 millimeters from the distance in the center of circle of described mesopore, described interior rivet hole and the diameter of outer rivet hole are 5.2 millimeters.
Spend in the processing technology of speaker frame of backlash mesopore at above-mentioned subpunch ear, after described step 8 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 8 completes.
In the processing technology of the above-mentioned speaker frame with horizontal earhole, 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.
Spend in the processing technology of speaker frame of backlash mesopore at above-mentioned subpunch ear, described blanking die is arranged on 63T punch press; The described location casement that rushes is arranged on 10T punch press; Described Drawing Die is arranged on 63T punch press; Described punching edger is arranged on 40T punch press; The described ear flower mould that rushes is arranged on 16T punch press; Described flange die is arranged on 63T punch press, and described perforating die is arranged on 16T punch press.
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 improve the punching precision of earhole and ear flower, reduce as much as possible quantity and the area of the hollow bulb of the punching of whole basin frame, mesopore is placed in to the last of this programme, the area of the hollow bulb of basin frame in the time of punching ear flower to greatest extent, improve the precision of the punching press of ear flower and earhole, while is because ear flower is non-strict symmetry, its base is much larger than top margin, base direction stressed much larger than top margin direction, the punching of restriction first order step can improve the punching precision of ear flower and earhole.
Brief description of the drawings
Fig. 1 is the vertical view of specific embodiments of the invention 1;
Fig. 2 is the A-A cutaway view of the embodiment of the present invention 1.
Embodiment
Below in conjunction with embodiment, 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 speaker frame of subpunch ear flower backlash mesopore, comprises the following steps:
Step 1: sawing sheet, cutting a thickness by banding machine is 0.8 millimeter, width is the coiled strip of 196 millimeters;
Step 2: blanking, making a diameter by blanking die in described coiled strip upper punch is the circular stock of 192 millimeters; The diameter of the red needle of described blanking die is 192 millimeters;
Step 3: rush location hole, locating casement by punching, go out a diameter at the center of described circular stock be the location hole of 20 millimeters;
Step 4: drawing, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by Drawing Die in described punching, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of two stage steps from bottom to top, and described two stage steps comprises being highly the first order step 1 of 6.5～7.5 millimeters, is highly the second level step 2 of 29.8～30.2 millimeters; Wherein, the diameter of the lower surface of first order step is 74 millimeters, and the maximum gauge of the upper surface of first order step is 94 millimeters;
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and 4 installing holes 3 of punching, the external diameter of the half-finished second level step 2 after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 160～162 millimeters, described installing hole 3 is evenly distributed on the upper surface of described second level step 2, and the diameter of described installing hole 3 is 4.9～5.1 millimeters;
Step 6: rush ear and spend 4, spend 4 by rushing ear flower mould four concave shape ears of punching symmetrically and evenly on described second level step 2, and spend earhole 5 of recess punching of 4 at each described concave shape ear by described ear flower mould, described earhole is the square earhole of 3.7～3.8 millimeters; Described concave shape ear spends the concave shape ear described in the side ratio on base 6 at 4 recess place to spend long 30 millimeters of the length of side of 4 top margin 7;
Step 7: flange, carry out flange by flange die at the upper surface of described second level step 2, go out a frame 8 in the outside punching of the upper surface of described second level step 2, the height of described frame 8 is 5.5 millimeters;
Step 8: punching, mesopore 9 of bottom surface punching and two groups of rivet holes by perforating die at described first order step 1, the center superposition of the center of circle of described mesopore 9 and described location hole, the diameter of described mesopore is 37.6～38 millimeters, two groups of described rivet holes comprise that 4 are evenly centered around mesopore 9 10 and 4 of interior rivet holes around and are evenly centered around mesopore 9 outer rivet hole 11 around, the distance of center circle of described interior rivet hole 10 is 25 ± 0.1 millimeters from the distance in the center of circle of described mesopore 9, the distance of center circle of described outer rivet hole 11 is 30 ± 0.1 millimeters from the distance in the center of circle of described mesopore 9, described interior rivet hole 10 and the diameter of outer rivet hole 11 are 5.2 millimeters.
Step 9: 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 8 completes.
Step 10: 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 blanking die is arranged on 63T punch press; The described location casement that rushes is arranged on 10T punch press; Described Drawing Die is arranged on 63T punch press; Described punching edger is arranged on 40T punch press; The described ear flower mould that rushes is arranged on 16T punch press; Described flange die is arranged on 63T punch press, and described perforating die is arranged on 16T punch press.
Above-mentioned blanking die, punching location casement, Drawing Die, punching edger, rush ear flower mould, rush ear flower mould, flange die, perforating die be arranged on a production line, adopt slide block or mechanical arm that raw material is progressively transported to subsequent processing from a upper operation, the course of processing 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 for the speaker frame of subpunch ear flower backlash mesopore, is characterized in that, comprises the following steps:
Step 1: sawing sheet, cutting a thickness by banding machine is 0.8 millimeter, width is the coiled strip of 196 millimeters;
Step 2: blanking, making a diameter by blanking die in described coiled strip upper punch is the circular stock of 192 millimeters; The diameter of the red needle of described blanking die is 192 millimeters;
Step 3: rush location hole, locating casement by punching, go out a diameter at the center of described circular stock be the location hole of 20 millimeters;
Step 4: drawing, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by Drawing Die in described punching, described bowl-shape semi-finished product from bottom to top internal diameter increase successively, described bowl-shape semi-finished product are made up of two stage steps from bottom to top, and described two stage steps comprises being highly the first order step of 6.5～7.5 millimeters, is highly the second level step of 29.8～30.2 millimeters;
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and 4 installing holes of punching, the external diameter of the half-finished second level step after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 160～162 millimeters, described installing hole is evenly distributed on the upper surface of described second level step, and the diameter of described installing hole is 4.9～5.1 millimeters;
Step 6: rush ear flower, by rushing ear flower mould four concave shape ear flowers of punching symmetrically and evenly on described second level step, and earhole of recess punching of spending at each described concave shape ear by described ear flower mould, described earhole is the square earhole of 3.7～3.8 millimeters; Long 30 millimeters of the length of side of the top margin of the concave shape ear flower described in the side ratio on the base at the recess place of described concave shape ear flower;
Step 7: flange, carry out flange by flange die at the upper surface of described second level step, go out a frame in the outside punching of the upper surface of described second level step, the height of described frame is 5.5 millimeters;
Step 8: punching, mesopore of bottom surface punching and two groups of rivet holes by perforating die at described first order step, the center superposition of the center of circle of described mesopore and described location hole, the diameter of described mesopore is 37.6～38 millimeters, two groups of described rivet holes comprise that 4 are evenly centered around interior rivet hole around of mesopore and 4 and are evenly centered around mesopore outer rivet hole around, the distance of center circle of described interior rivet hole is 25 ± 0.1 millimeters from the distance in the center of circle of described mesopore, the distance of center circle of described outer rivet hole is 30 ± 0.1 millimeters from the distance in the center of circle of described mesopore, described interior rivet hole and the diameter of outer rivet hole are 5.2 millimeters.
2. the processing technology of the speaker frame of subpunch ear flower backlash mesopore according to claim 1, it is characterized in that, after described step 8 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 8 completes.
3. the processing technology of the speaker frame of subpunch ear flower backlash mesopore 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 of the subpunch ear flower backlash mesopore described in claim 1～3 any one, it is characterized in that, described blanking die is arranged on 63T punch press; The described location casement that rushes is arranged on 10T punch press; Described Drawing Die is arranged on 63T punch press; Described punching edger is arranged on 40T punch press; The described ear flower mould that rushes is arranged on 16T punch press; Described flange die is arranged on 63T punch press, and described perforating die is arranged on 16T punch press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288954.7A CN104038884A (en) | 2014-06-24 | 2014-06-24 | Speaker frame machining process performed by sequentially punching ear flowers and center hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288954.7A CN104038884A (en) | 2014-06-24 | 2014-06-24 | Speaker frame machining process performed by sequentially punching ear flowers and center hole |
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| CN104038884A true CN104038884A (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410288954.7A Pending CN104038884A (en) | 2014-06-24 | 2014-06-24 | Speaker frame machining process performed by sequentially punching ear flowers and center hole |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309608A (en) * | 2017-06-16 | 2017-11-03 | 昆山市杰尔电子科技股份有限公司 | A kind of speaker net manufacture craft |
| CN110166924A (en) * | 2019-05-16 | 2019-08-23 | 朝阳聚声泰（信丰）科技有限公司 | A kind of speaker frame multistation processing unit (plant) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202856937U (en) * | 2012-09-28 | 2013-04-03 | 嵊州市德科电声有限公司 | Loudspeaker basin-like stand |
| CN103639282A (en) * | 2013-11-26 | 2014-03-19 | 梧州恒声电子科技有限公司 | Cutting and drawing process of basin frame |
| CN203610515U (en) * | 2013-11-26 | 2014-05-28 | 梧州恒声电子科技有限公司 | Flanging pattern punching one-step-forming die for basin stand |
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2014
- 2014-06-24 CN CN201410288954.7A patent/CN104038884A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202856937U (en) * | 2012-09-28 | 2013-04-03 | 嵊州市德科电声有限公司 | Loudspeaker basin-like stand |
| CN103639282A (en) * | 2013-11-26 | 2014-03-19 | 梧州恒声电子科技有限公司 | Cutting and drawing process of basin frame |
| CN203610515U (en) * | 2013-11-26 | 2014-05-28 | 梧州恒声电子科技有限公司 | Flanging pattern punching one-step-forming die for basin stand |
Non-Patent Citations (1)
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| 林若森等: ""扬声器盆架拉深模设计与调试"", 《模具工业》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107309608A (en) * | 2017-06-16 | 2017-11-03 | 昆山市杰尔电子科技股份有限公司 | A kind of speaker net manufacture craft |
| CN107309608B (en) * | 2017-06-16 | 2019-11-22 | 昆山市杰尔电子科技股份有限公司 | A kind of speaker net manufacture craft |
| CN110166924A (en) * | 2019-05-16 | 2019-08-23 | 朝阳聚声泰（信丰）科技有限公司 | A kind of speaker frame multistation processing unit (plant) |
| CN110166924B (en) * | 2019-05-16 | 2020-11-27 | 朝阳聚声泰（信丰）科技有限公司 | Multi-station processing device for loudspeaker frame |
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Application publication date: 20140910 |
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