CN104053117A - Machining process of loudspeaker basin stand with horizontal ear holes - Google Patents
Machining process of loudspeaker basin stand with horizontal ear holes Download PDFInfo
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- CN104053117A CN104053117A CN201410288963.6A CN201410288963A CN104053117A CN 104053117 A CN104053117 A CN 104053117A CN 201410288963 A CN201410288963 A CN 201410288963A CN 104053117 A CN104053117 A CN 104053117A
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- millimeters
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- earhole
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Abstract
The invention discloses a machining process of a loudspeaker basin stand with horizontal ear holes. The machining process comprises the steps of cutting, blanking, positioning hole punching, deepening, punching and trimming, ear pattern punching, single pattern punching, flanging and ear pressing and ear hole punching. By means of the machining process of the loudspeaker basin stand with the horizontal ear holes, the ear holes can be punched accurately.
Description
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 horizontal earhole.
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 ear flower and earhole in basin frame time, traditional technology mode cannot be realized, what is more important, the punching of earhole is owing to being on an inclined-plane, punching is also very difficult.
Summary of the invention
The object of this invention is to provide the processing technology that is applicable to the speaker frame with horizontal earhole that is suitable for accurate punching earhole.
Technical scheme provided by the invention is: a kind of processing technology of the speaker frame with horizontal earhole, comprises the following steps:
Step 1: sawing sheet is 0.8 millimeter by shearing machine at thickness, width is that on the coiled strip of 182 millimeters, to cut a length of side be the square raw material of 182 millimeters;
Step 2: blanking, making a diameter by blanking die in described square raw material upper punch is the circular stock of 180 millimeters; The diameter of the red needle of described blanking die is 180 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: extend, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by the mould of extending 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 three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step of 12.0～12.4 millimeters, be highly the second level step of 19.66～20.06 millimeters, be highly the third level step of 5.24～5.44 millimeters;
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and then 6 installing holes of punching, 8 rivet holes and a mesopore, the external diameter of the half-finished third level step after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 187.4 millimeters, described installing hole is evenly distributed on the upper surface of described third level step, and the diameter of described installing hole is 4.7～4.9 millimeters; The diameter of described mesopore is 42.8～43.2 millimeters, and the center of circle of described mesopore overlaps with the center of circle of described location hole; Described rivet hole is divided into two groups and is arranged on described mesopore around, two groups of described rivet hole diameters are interior rivet hole and the outer rivet hole of 5.1～5.3 millimeters, described interior rivet hole is 4, described interior rivet hole is 27.5 ± 0.1 millimeters apart from the distance at the center of described mesopore, described outer rivet hole is 4, and described outer rivet hole is 30 ± 0.1 millimeters apart from the distance at the center of described mesopore;
Step 6: rush ear flower, by rushing ear flower mould two ear flowers of symmetrical punching concave shape on described second level step;
Step 7: the single flower of punching, by rushing ear flower mould four single flowers of symmetrical punching between two described ear flowers;
Step 8: flange clamp lug, 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 3 millimeters, the opening upwards of described frame, becomes level by the recess punching of the concave shape ear flower described in flange die;
Step 9: rush earhole, by rushing earhole mould two earholes of punching on described recess, the length of side of described earhole is 3.7～3.9 millimeters.
In the processing technology of the above-mentioned speaker frame with horizontal earhole, after described step 9 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 9 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 3 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 horizontal earhole, described blanking die is arranged on 63T punch press; The described location casement that rushes is arranged on 10T punch press; Described stretching die is arranged on 63T punch press; Described punching edger 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 clamp lug mould is arranged on 63T punch press, and the described earhole mould that rushes is arranged on 10T punch press.
The present invention has adopted the repeatedly streamline effect of one-shot, shorten the punching press time of whole technique, and accurate positioning and the precision size of each embryo part are ensured, an object in addition of the present invention is to make high-precision earhole, a traditional punching press is difficult to the position of earhole to be equalized and punching thereon, the step that the present invention adopts flange clamp lug and rushes earhole, avoid operating on inclined plane, carry out punching press at horizontal plane, punching press better effects if, size Control is more accurate, has increased dimensional accuracy and the positioning precision of the punching press of 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;
Fig. 3 is the stereogram 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 shown in Figure 1 to Figure 3, a kind of processing technology of the speaker frame with horizontal earhole, comprises the following steps:
Step 1: sawing sheet is 0.8 millimeter by shearing machine at thickness, width is that on the coiled strip of 182 millimeters, to cut a length of side be the square raw material of 182 millimeters;
Step 2: blanking, making a diameter by blanking die in described square raw material upper punch is the circular stock of 180 millimeters; The diameter of the red needle of described blanking die is 180 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: extend, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by the mould of extending 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 three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step 1 of 12.0～12.4 millimeters, be highly the second level step 2 of 19.66～20.06 millimeters, be highly the third level step 3 of 5.24～5.44 millimeters; Wherein, the diameter of the lower surface of first order step 1 is 80.9 millimeters, and the maximum gauge of the upper surface of first order step 1 is 90 millimeters, and the maximum gauge of the upper surface of described second level step 2 is 115 millimeters.
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and then 4,8 rivet holes of 6 installing holes of punching and a mesopore 6, the external diameter of the half-finished third level step 3 after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 187.4 millimeters, described installing hole 4 is evenly distributed on the upper surface of described third level step 3, and the diameter of described installing hole 4 is 4.7～4.9 millimeters; The diameter of described mesopore 6 is 42.8～43.2 millimeters, and the center of circle of described mesopore 6 overlaps with the center of circle of described location hole; Described rivet hole is divided into two groups and is arranged on described mesopore around, two groups of described rivet hole diameters are interior rivet hole 5 and the outer rivet hole 7 of 5.1～5.3 millimeters, described interior rivet hole 5 is 4, described interior rivet hole 5 is 27.5 ± 0.1 millimeters apart from the distance at the center of described mesopore 6, described outer rivet hole 7 is 4, and described outer rivet hole 7 is 30 ± 0.1 millimeters apart from the distance at the center of described mesopore 6;
Step 6: rush ear and spend 8, spend 8 by rushing ear flower mould two ears of symmetrical punching concave shape on described second level step 2;
Step 7: punching singly spends 9, singly spends 9 by rushing four of the symmetrical punching between two described ears spend 8 of ear flower mould;
Step 8: flange clamp lug, 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 10, the height of described frame 10 is 3 millimeters, the opening upwards of described frame 10, and spend 8 recess punching to become level in described concave shape ear by flange die;
Step 9: rush earhole 11, by rushing earhole mould two earholes 11 of punching on described recess, the length of side of described earhole 11 is 3.7～3.9 millimeters.
Step 10: 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 9 completes.
Step 11: packaging step, described packaging step is 3 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 stretching die is arranged on 63T punch press; Described punching edger 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 clamp lug mould is arranged on 63T punch press, and the described earhole mould that rushes is arranged on 10T punch press.
Above-mentioned blanking die, punching location casement, Drawing Die, punching edger, rush ear flower mould, rush Dan Huamo, flange clamp lug mould, rush earhole mould and 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 with the speaker frame of horizontal earhole, is characterized in that, comprises the following steps:
Step 1: sawing sheet is 0.8 millimeter by shearing machine at thickness, width is that on the coiled strip of 182 millimeters, to cut a length of side be the square raw material of 182 millimeters;
Step 2: blanking, making a diameter by blanking die in described square raw material upper punch is the circular stock of 180 millimeters; The diameter of the red needle of described blanking die is 180 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: extend, there is the circular stock upper punch of location hole to make bowl-shape semi-finished product by the mould of extending 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 three grades of steps from bottom to top, three grades of described steps comprise be highly the first order step of 12.0～12.4 millimeters, be highly the second level step of 19.66～20.06 millimeters, be highly the third level step of 5.24～5.44 millimeters;
Step 5: punching trimming, by punching edger, described bowl-shape semi-finished product are carried out to trimming operation, and then 6 installing holes of punching, 8 rivet holes and a mesopore, the external diameter of the half-finished third level step after the trimming that described bowl-shape semi-finished product carry out obtaining after trimming operation is 187.4 millimeters, described installing hole is evenly distributed on the upper surface of described third level step, and the diameter of described installing hole is 4.7～4.9 millimeters; The diameter of described mesopore is 42.8～43.2 millimeters, and the center of circle of described mesopore overlaps with the center of circle of described location hole; Described rivet hole is divided into two groups and is arranged on described mesopore around, two groups of described rivet hole diameters are interior rivet hole and the outer rivet hole of 5.1～5.3 millimeters, described interior rivet hole is 4, described interior rivet hole is 27.5 ± 0.1 millimeters apart from the distance at the center of described mesopore, described outer rivet hole is 4, and described outer rivet hole is 30 ± 0.1 millimeters apart from the distance at the center of described mesopore;
Step 6: rush ear flower, by rushing ear flower mould two ear flowers of symmetrical punching concave shape on described second level step;
Step 7: the single flower of punching, by rushing ear flower mould four single flowers of symmetrical punching between two described ear flowers;
Step 8: flange clamp lug, 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 3 millimeters, the opening upwards of described frame, becomes level by the recess punching of the concave shape ear flower described in flange die;
Step 9: rush earhole, by rushing earhole mould two earholes of punching on described recess, the length of side of described earhole is 3.7～3.9 millimeters.
2. the processing technology of the speaker frame with horizontal earhole according to claim 1, it is characterized in that, after described step 9 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 9 completes.
3. the processing technology of the speaker frame with horizontal earhole according to claim 2, it is characterized in that, after described surface treatment step finishes, also carry out packaging step, described packaging step is 3 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 horizontal earhole 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 stretching die is arranged on 63T punch press; Described punching edger 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 clamp lug mould is arranged on 63T punch press, and the described earhole mould that rushes is arranged on 10T punch press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288963.6A CN104053117A (en) | 2014-06-24 | 2014-06-24 | Machining process of loudspeaker basin stand with horizontal ear holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288963.6A CN104053117A (en) | 2014-06-24 | 2014-06-24 | Machining process of loudspeaker basin stand with horizontal ear holes |
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|---|---|
| CN104053117A true CN104053117A (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410288963.6A Pending CN104053117A (en) | 2014-06-24 | 2014-06-24 | Machining process of loudspeaker basin stand with horizontal ear holes |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070003101A1 (en) * | 2005-05-26 | 2007-01-04 | Sunfield Enterprise Corporation | Speaker basin structure |
| CN202856937U (en) * | 2012-09-28 | 2013-04-03 | 嵊州市德科电声有限公司 | Loudspeaker basin-like stand |
| CN202907162U (en) * | 2012-12-03 | 2013-04-24 | 何建平 | Loudspeaker iron cone frame |
-
2014
- 2014-06-24 CN CN201410288963.6A patent/CN104053117A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070003101A1 (en) * | 2005-05-26 | 2007-01-04 | Sunfield Enterprise Corporation | Speaker basin structure |
| CN202856937U (en) * | 2012-09-28 | 2013-04-03 | 嵊州市德科电声有限公司 | Loudspeaker basin-like stand |
| CN202907162U (en) * | 2012-12-03 | 2013-04-24 | 何建平 | Loudspeaker iron cone frame |
Non-Patent Citations (1)
| Title |
|---|
| 林若森等: "扬声器盆架拉深模设计与调试", 《模具工业》 * |
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Application publication date: 20140917 |