CN202943141U - Stamping die system used for producing mobile phone metal exterior parts - Google Patents
Stamping die system used for producing mobile phone metal exterior parts Download PDFInfo
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- CN202943141U CN202943141U CN 201220510162 CN201220510162U CN202943141U CN 202943141 U CN202943141 U CN 202943141U CN 201220510162 CN201220510162 CN 201220510162 CN 201220510162 U CN201220510162 U CN 201220510162U CN 202943141 U CN202943141 U CN 202943141U
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Abstract
The utility model discloses a stamping die system used for producing mobile phone metal exterior parts. The stamping die system comprises at least one set of engineering dies and one grading die, preferentially three sets of engineering dies and grading dies. By adopting the production mode, 18 times of stamping process manual turnover are needed previously, only four times of the stamping process manual turnover are needed at present, cost of production is saved, and product badness caused by people can be avoided. Products produced through the grading dies are stable in quality, a yield rate is increased by around 10 % according to comprehensive statistics, and therefore market competitiveness of an enterprise is increased beneficially.
Description
Technical field
The utility model relates to a kind of diel, is specifically related to a kind of diel system that produces mobile phone metal appearance spare.
Background technology
Along with the progress of science and technology, using up-to-date technology with the closely bound up mobile phone products of our daily life and manufacturing process updates always.In order to make product have better outward appearance and intensity, shield the interference of bad signal, the most mobile phone face frame of market and battery case (lid) all adopt stainless steel or aluminium to make at present, in whole punching press industry, it is very ripe technology that the design of the stamping engineering mould of five metals appearance member, manufacturing reach for production at present.Simultaneously, along with the lightening and requirement of strength of mobile phone products, increased the labyrinths such as buckle on appearance member and reached by the various harsh test after assembling with the intensity that satisfies product.
The mobile phone shell appearance member diel overwhelming majority is all to adopt stage die to carry out punching press at present, due to the punch press of stage die in one stroke, can only complete one or the limited manufacturing procedure of twice, therefore, need a large amount of boards and manpower when adopting the stage die punching press, while is various because of stamping procedure, and the existing destabilizing factor of multistation personnel operation causes product yield to descend, and the raising of current human cost all causes the declination of profits of whole product.
Therefore, seeking a kind of desirable mould is significant to mass production mobile phone metal appearance spare.
Progressive die has now been seen in the processing that is applied in various punching press hardwares as a kind of advanced mould that can complete in order different stamping procedures in a punch press process.Because progressive die can significantly improve productivity ratio, save cost, therefore, it has progressively become desirable stage die substitute.But the length of the mould of progressive die is all longer usually, when surpassing the punch table limiting length, just can't use production, has limited to its popularization degree.And progressive die is applied in when producing on mobile phone metal appearance spare, the same existence causes the problem that can't realize because of the die length process.
In view of this, special the utility model that proposes.
The utility model content
The purpose of this utility model is to provide a kind of diel system that produces mobile phone metal appearance spare, to improve product percent of pass and output, saves manpower, board and the energy.
For achieving the above object, the utility model adopts following technical scheme:
A kind of diel system that produces mobile phone metal appearance spare comprises at least 1 stage die, and described mold system also comprises 1 progressive die.
Progressive die described in the utility model comprises upper die and lower die, and described patrix comprises upper cover plate, upper bolster, upper padding plate, train wheel bridge, baffle plate and the stripper plate that from up to down sets gradually; Described counterdie comprises lower bolster, lower bolster, die shoe, bottom seat pad and the bottom plate that sets gradually from top to bottom, and wherein upper bolster, upper padding plate and train wheel bridge are fixed with alignment pin; Baffle plate is fixed on stripper plate, and stripper plate uses contour sleeve to be fixed on train wheel bridge, and by contour sleeve and train wheel bridge restriction stripper plate operating range; Lower bolster, lower bolster and die shoe are surely fixing with alignment pin; Bottom seat pad and bottom plate are connected on die shoe; Corresponding being provided with limited the outer limited post that patrix moves down distance on upper die and lower die, and outer limited post is arranged between upper bolster and die shoe; Described patrix is connected with slider of punch and can is driven to do by slider of punch and moves both vertically.
Progressive die train wheel bridge of the present utility model is provided with the push rod via hole for the mounting spring push rod, and the correspondence position of upper padding plate and upper bolster is respectively equipped be used to helical spring spring via hole is installed; Upper bolster top arranges upper cover plate in order to pushing down elastic material mechanism, and uses hexagon socket head cap screw that upper cover plate is fastened on upper bolster; Baffle plate is fixed on stripper plate, and stripper plate uses contour sleeve to be fixed on train wheel bridge, and by contour sleeve and train wheel bridge restriction stripper plate operating range; Baffle plate is fixed on stripper plate, and the patrix stripper plate uses contour sleeve to be fixedly connected with train wheel bridge, and spring spindle bears the helical spring elastic force pressure and passes train wheel bridge and acts on baffle plate, makes stripper plate become patrix elastic material mechanism.
Wherein, baffle plate is fixed on above stripper plate, become as a whole with stripper plate, but contour telescopic screw is to be connected on stripper plate, and spring spindle is to act on the stop plate.
Also be provided with the inner guiding post and interior guide pin bushing, outer guiding post and the outer bush that guarantee the upper and lower mould cooperating on progressive die described in the utility model; Wherein on inner guiding post, thread is arranged, upper padding plate is provided with the screw via hole, and the relevant position of upper bolster and upper cover plate is provided with the screw terminal via hole, and hexagon socket head cap screw is fixedly mounted on inner guiding post on train wheel bridge; Interior guide pin bushing is arranged on stripper plate and lower bolster, and processing guide pillar via hole on baffle plate, inner guiding post pass this hole and enter guide pin bushing and the interior guide pin bushing of lower bolster in up stripper; Lower bolster processing guide pillar via hole; Outer guiding post is arranged on die shoe, and outer bush is arranged on upper bolster.In addition, also be provided with accurate guidance set and for detection of the misdelivery material detection components of product on progressive die.
Described inside and outside guide pillar is used for guaranteeing that upper and lower mould has accurate fit clearance when press work; Described outer limited post is for the protection of working parts of dies; There are enough pressure-plate-forces and template stationarity in described elastic material mechanism when being used for guaranteeing mould punching.
At least successively be provided with punching, punching on die shoe described in the utility model, roughly stretch, finish draw is stretched and empty step 5 stations.
Be provided with successively punching, punching on die shoe described in the utility model, roughly stretch, finish draw is stretched, the side buckles that the angle is cut in advance, angle pre-bending is buckled in punching, side, the angle moulding is buckled in the side, positively buckle angle pre-bending and squeeze and buckle angle, positive angle pre-bending, positive angle moulding, side 15 stations of product of cutting that the limit is prescinded on long limit, side, sky goes on foot and separation falls of buckleing buckle in the side simultaneously.
Stage die described in the utility model is 3, is followed successively by button angle side and cuts stage die, button angle and puncture stage die and square impact macropore stage die.
Feed end one side of described progressive die is provided with automatic feeding, and described automatic feeding comprises automatic releasing bin, automatic evener and autoloader.
The workload that the utility model just can be completed 18 stage dies transfers cover progressive die mould+3 engineering moulds to and completes.After progressive die punching press 15 work steps, product cuts becomes the punching press semi-finished product, and after then forwarding in week, three cover engineering moulds carry out progressively punching press, become presswork.
In addition, adopt above-mentioned diel system, the concrete using method of the utility model is as follows:
(1) material to be processed is sent into the punch level progressive die through automatic feeding;
(2) start punch press, enter the automatic press pattern, complete punching, punching, roughly stretch, finish draw is stretched, cut in advance at button angle, side, punching, side button angle pre-bending, side button angle moulding, positive button angle pre-bending squeeze that long limit is cut at button angle, the angle pre-bending of positive button, the angle moulding of positive button, side, side is prescinded limit, empty step and separates to fall 15 operations of product, obtains the punching press semi-finished product in the side simultaneously;
(3) progressive die punching press semi-finished product change stage die production over to, cut by stage die button angle side that stage die, button angle punctures stage die and the square impact macropore sequentially carries out punching press one by one, namely get mobile phone metal appearance spare.
Described step 1 and step 2 also comprise testing procedure, and described testing procedure is specially:
Punch press is adjusted to adjusting microinching punching press pattern, and every punching press is once manually pressed the mould step pitch with feeding once with feeder, until whole material fully in mould punching press once, and can cut out product; Afterwards punch press is adjusted to the single pattern, the examination punching press is more than ten times, and is as qualified in stamping products, and punch press is adjusted to continuous mode, and punching press is more than five times, and punch press namely enters the automatic press pattern.
More specifically, the utility model preferably adopts following steps to prepare mobile phone metal appearance spare:
1, the one-tenth insulating material that itemize is good is lifted to above the automatic releasing bin with crane;
2, material is untied, material is sent into automatic evener;
3, will send into automatic feeder for punch from automatic evener material out;
4, material is sent into diel from automatic feeder for punch;
5, punch press is adjusted to adjusting microinching punching press pattern, adjusting automatic feeder for punch is manual feeding pattern, coordinates the manual stamping straight of punch press to whole strip to complete last operation at mould and completes punching press, cuts out product;
6, punch press is adjusted to the single pattern, automatic feeder for punch is adjusted into single feed, the examination punching press is more than ten times, as the product no problem, punch press is adjusted to continuous mode, and automatic feeder for punch is adjusted into the self-feeding pattern, and both hands are pressed the punch press start button, punching press is more than five times, and punch press namely enters the automatic press pattern; The every lower upper work of slider of punch once can be completed punching, punching, roughly stretches, finish draw is stretched, cut in advance at button angle, side, punching, side button angle pre-bending, side button angle moulding, positive button angle pre-bending squeeze that long limit is cut at button angle, the angle pre-bending of positive button, the angle moulding of positive button, side, side is prescinded limit, empty step and separates to fall 15 operations of product, obtains the punching press semi-finished product in the side simultaneously;
7, progressive die stamps out semi-finished product and changes stage die production over to;
8, semi-finished product carry out punching press one by one by the stage die order, namely complete stamping procedure, get mobile phone metal appearance spare.
the inventor is devoted for years in the research of mobile phone metal appearance spare production mould, consulting a large amount of relevant Design of Dies, processing, after group is found the related data that reaches engineering development, determine that the complicated appearance member of exploitation mobile phone is feasible technically, having gone on foot side by side the mould process chart examines, part and countermeasure that record might go wrong, namely import in die design stage, in the Mould Machining stage, all design accuracies are carried out management and control, stop processing and do not reach the assembling of precision part input, conscientiously careful in the group sets up the debugging stage, any problem appears in time and design link up solution, thereby develop as mobile phone metal appearance spare diel described in the utility model system.
Adopt technique scheme, the utlity model has following beneficial effect:
(1) the remarkable energy efficient of the utility model, take certain phone housing (8301) production line as example, former stage die needs 18 cover stage dies to produce, directly the Manufacturing Worker reaches 22 people, 45 tons of 18 of boards (machine power is 81KW approximately), after changing progressive die+stage die production into, directly the Manufacturing Worker only needs 7 people (progressive die needs 3 people), 250 tons of 1+45 tons 3 of boards of lathe (machine power is 38.5KW approximately).15 manpower/days of direct saving, every production hour saves energy 42.5KW.
(2) the about 8000-9000Pcs of stage die day production capacity, after progressive die imported, a day production capacity reached 12000-15000Pcs, and production capacity is lifted at more than 50%.
When (3) progressive die+stage die was produced, former need needed 4 turnovers through 18 existing of artificial turnovers of stamping procedure, have avoided the artificial product that causes bad.Simultaneously, the constant product quality that progressive die is produced, yield also has certain lifting.Through comprehensive statistics, Yield lmproved approximately 10%, thus help to improve the market competitiveness of enterprise.
Description of drawings
Fig. 1 is the utility model progressive die front view
Fig. 2 is the local enlarged diagram of A part of Fig. 1
Fig. 3 is the utility model progressive die right view
In figure: 1, upper cover plate; 2, upper bolster; 3, upper padding plate; 4, train wheel bridge; 5, baffle plate; 6, stripper plate; 7, lower bolster; 8, lower bolster; 9, die shoe; 10, bottom seat pad; 11, bottom plate; 12, outer guiding post; 13, outer bush; 14, outer limited post; 15, inner guiding post; 16, interior guide pin bushing (stripper plate); 17, interior guide pin bushing (lower bolster); 18, contour sleeve; 19, helical spring; 20, accurate guidance set; 21, misdelivery material detection components.
The specific embodiment
Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
Embodiment 1
Produce the diel system of mobile phone metal appearance spare described in the present embodiment, comprise 3 stage dies and 1 progressive die.
As shown in Figure 1, 2, 3, progressive die comprises upper die and lower die, and patrix comprises upper cover plate 1, upper bolster 2, upper padding plate 3, train wheel bridge 4, baffle plate 5 and the stripper plate 6 that from up to down sets gradually; Counterdie comprises lower bolster 7, lower bolster 8, die shoe 9, bottom seat pad 10 and the bottom plate 11 that sets gradually from top to bottom, and wherein upper bolster 2, upper padding plate 3 and train wheel bridge 4 use alignment pins are fixed; Lower bolster 7, lower bolster 8 and die shoe 9 use alignment pins are surely fixing; Corresponding being provided with limited the outer limited post 14 that patrix moves down distance on upper die and lower die, and outer limited post 14 is arranged between upper bolster 2 and die shoe 9; Described patrix is connected with slider of punch and can is driven to do by slider of punch and moves both vertically.
Progressive die train wheel bridge 4 is provided with the push rod via hole for the mounting spring push rod, and the correspondence position of upper padding plate 3 and upper bolster 2 is respectively equipped with for the spring via hole that helical spring 19 is installed; Upper bolster 2 tops arrange upper cover plate 1 in order to pushing down elastic material mechanism, and use hexagon socket head cap screw that upper cover plate 1 is fastened on upper bolster 2; Baffle plate 5 is fixed on stripper plate 6, and stripper plate 6 uses contour sleeve 18 to be fixed on train wheel bridge 4, and by contour sleeve 18 and train wheel bridge 4 restriction stripper plate 6 operating ranges; Baffle plate 5 is fixed on stripper plate 6, and spring spindle bears helical spring 19 elastic force pressures and passes train wheel bridge 4 and acts on baffle plate 5, makes stripper plate 6 become patrix elastic material mechanism.
Wherein, baffle plate 5 is fixed on stripper plate 6 tops, and is as a whole with 6 one-tenth of stripper plates, but contour sleeve 18 screws are to be connected on stripper plate 6, and spring spindle is to act on stop plate 5.
Also be provided with the inner guiding post 15 and interior guide pin bushing, outer guiding post 12 and outer bush 13 that guarantee the upper and lower mould cooperating in the present embodiment on progressive die; Wherein on inner guiding post 15, thread is arranged, upper padding plate 3 is provided with the screw via hole, and the relevant position of upper bolster 2 and upper cover plate 1 is provided with the screw terminal via hole, and hexagon socket head cap screw is fixedly mounted on inner guiding post 15 on train wheel bridge 4; Interior guide pin bushing comprises interior guide pin bushing 16 and the interior guide pin bushing 17 that lays respectively on stripper plate 6 and lower bolster 7, and processing guide pillar via hole on baffle plate 5, inner guiding post 15 pass this hole and enter guide pin bushing 16 and the interior guide pin bushing 17 of lower bolster in up stripper; Lower bolster 8 processing guide pillar via holes; Outer guiding post 12 is arranged on die shoe 9, and outer bush 13 is arranged on upper bolster 2.In addition, also be provided with accurate guidance set 20 and for detection of the misdelivery material detection components 21 of product on progressive die.
Accurate guidance set 20 comprises the strip pilot pin that is arranged on stripper plate 6 and the buoyance lift sleeve of counterdie.After in inner guiding post 15 and counterdie, guide pin bushing contact, patrix continued descending, and the strip pilot pins above stripper plate 6 can insert strip and carry out correcting, and the elasticity of the buoyance lift sleeve of counterdie meeting simultaneously back-pressure is lived on the strip pilot pin of strip to the stripper plate 6, carries out accurate correcting.
Misdelivery material detection components 21 is by patrix test pin and back-moving spring, misdelivery drive link, the detection microswitch of misdelivering, and counterdie buoyance lift sleeve and back-moving spring consist of.Microswitch is connected with the lathe emergency stop switch.
Misdelivery material test pin utilizes the precision positioning hole on the mould punching strip to detect, detecting point diameter (is diameter 6mm as locating hole than the little 1mm of locating hole on strip left and right, test pin test section diameter is 5mm), advance under mould, if the strip feeding is accurate, test pin directly passes from the strip locating hole, and the misdelivery drive link is failure to actuate, and mould carries out normal punching press.If the strip feeding is inaccurate, test pin will be flushed to atresia position on strip, and test pin is up, drive misdelivery drive link active force on microswitch, the linkage machine tool braking of stopping in emergency.
In the present embodiment, inside and outside guide pillar is used for guaranteeing that upper and lower mould has accurate fit clearance when press work; Outer limited post 14 is for the protection of working parts of dies; There are enough pressure-plate-forces and template stationarity in described elastic material mechanism when being used for guaranteeing mould punching.
In addition, feed end one side of described progressive die is provided with automatic feeding, and described automatic feeding comprises automatic releasing bin, automatic evener and autoloader (indicating in figure).
In the present embodiment, be provided with successively punching, punching on die shoe 9, roughly stretch, finish draw is stretched, the side buckles that the angle is cut in advance, angle pre-bending is buckled in punching, side, the angle moulding is buckled in the side, positively buckle angle pre-bending and squeeze and buckle angle, positive angle pre-bending, positive angle moulding, side 15 stations of product of cutting that the limit is prescinded on long limit, side, sky goes on foot and separation falls of buckleing buckle in the side simultaneously.
In the present embodiment, 3 stage dies are followed successively by button angle side and cut stage die, button angle and puncture stage die and square impact macropore stage die.
Adopt above-mentioned mold system, the utility model can transfer the workload that 18 stage dies just can be completed to one cover progressive die mould+3 stage dies to be completed.After progressive die punching press 15 work steps, product cuts becomes the punching press semi-finished product, and after then forwarding in week, three cover stage dies carry out progressively punching press, become presswork.
Embodiment 2
The method that the described mold system of Application Example 1 is produced mobile phone metal appearance spare comprises the steps:
(1) material to be processed is sent into the punch level progressive die through automatic feeding;
(2) start punch press, enter the automatic press pattern, the every lower upper work of slider of punch once can be completed punching, punching, roughly stretches, finish draw is stretched, cut in advance at button angle, side, punching, side button angle pre-bending, side button angle moulding, positive button angle pre-bending squeeze that long limit is cut at button angle, the angle pre-bending of positive button, the angle moulding of positive button, side, side is prescinded limit, empty step and separates to fall 15 operations of product, obtains the punching press semi-finished product in the side simultaneously;
(3) progressive die punching press semi-finished product change stage die production over to, cut by stage die button angle side that stage die, button angle punctures stage die and the square impact macropore sequentially carries out punching press one by one, namely get mobile phone metal appearance spare.
Embodiment 3
The method that the described mold system of Application Example 1 is produced mobile phone metal appearance spare comprises the steps:
1, the one-tenth insulating material that itemize is good is lifted to above the automatic releasing bin with crane;
2, material is untied, material is sent into automatic evener;
3, will send into automatic feeder for punch from automatic evener material out;
4, material is sent into diel from automatic feeder for punch;
5, punch press is adjusted to adjusting microinching punching press pattern, adjusting automatic feeder for punch is manual feeding pattern, coordinates the manual stamping straight of punch press to whole strip to complete last operation at mould and completes punching press, cuts out product;
6, punch press is adjusted to the single pattern, automatic feeder for punch is adjusted into single feed, the examination punching press is more than ten times, as the product no problem, punch press is adjusted to continuous mode, and automatic feeder for punch is adjusted into the self-feeding pattern, and both hands are pressed the punch press start button, punching press is more than five times, and punch press namely enters the automatic press pattern; The every lower upper work of slider of punch once can be completed punching, punching, roughly stretches, finish draw is stretched, cut in advance at button angle, side, punching, side button angle pre-bending, side button angle moulding, positive button angle pre-bending squeeze that long limit is cut at button angle, the angle pre-bending of positive button, the angle moulding of positive button, side, side is prescinded limit, empty step and separates to fall 15 operations of product, obtains the punching press semi-finished product in the side simultaneously;
7, progressive die stamps out semi-finished product and changes stage die production over to;
8, semi-finished product carry out punching press one by one by the stage die order, namely complete stamping procedure, get mobile phone metal appearance spare.
Although, above used general explanation, the specific embodiment and test, the utility model has been done detailed description, on the utility model basis, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements on the basis of not departing from the utility model spirit all belong to the claimed scope of the utility model.
Claims (8)
1. a diel system that produces mobile phone metal appearance spare, comprise at least 1 stage die, it is characterized in that: described mold system also comprises 1 progressive die.
2. mold system according to claim 1, is characterized in that, described progressive die comprises upper die and lower die, and described patrix comprises upper cover plate, upper bolster, upper padding plate, train wheel bridge, baffle plate and the stripper plate that from up to down sets gradually; Described counterdie comprises lower bolster, lower bolster, die shoe, bottom seat pad and the bottom plate that sets gradually from top to bottom, and wherein upper bolster, upper padding plate and train wheel bridge are fixed with alignment pin; Baffle plate is fixed on stripper plate, and stripper plate uses contour sleeve to be fixed on train wheel bridge, and by contour sleeve and train wheel bridge restriction stripper plate operating range; Lower bolster, lower bolster and die shoe are surely fixing with alignment pin; Bottom seat pad and bottom plate are connected on die shoe; Corresponding being provided with limited the outer limited post that patrix moves down distance on upper die and lower die, and outer limited post is arranged between upper bolster and die shoe; Described patrix is connected with slider of punch and can is driven to do by slider of punch and moves both vertically.
3. mold system according to claim 2, is characterized in that, described progressive die train wheel bridge is provided with the push rod via hole for the mounting spring push rod, and the correspondence position of upper padding plate and upper bolster is respectively equipped be used to helical spring spring via hole is installed; Upper bolster top arranges upper cover plate in order to pushing down elastic material mechanism, and uses hexagon socket head cap screw that upper cover plate is fastened on upper bolster; Spring spindle bears the helical spring elastic force pressure and passes train wheel bridge and acts on baffle plate, makes stripper plate become patrix elastic material mechanism.
4. mold system according to claim 1, is characterized in that, also is provided with the inner guiding post and interior guide pin bushing, outer guiding post and the outer bush that guarantee the upper and lower mould cooperating on described progressive die; Wherein on inner guiding post, thread is arranged, upper padding plate is provided with the screw via hole, and the relevant position of upper bolster and upper cover plate is provided with the screw terminal via hole, and hexagon socket head cap screw is fixedly mounted on inner guiding post on train wheel bridge; Interior guide pin bushing is arranged on stripper plate and lower bolster, and processing guide pillar via hole on baffle plate, inner guiding post pass this hole and enter guide pin bushing and the interior guide pin bushing of lower bolster in up stripper; Lower bolster processing guide pillar via hole; Outer guiding post is arranged on die shoe, and outer bush is arranged on upper bolster.
5. mold system according to claim 1, is characterized in that, is provided with at least successively punching, punching on described die shoe, roughly stretches, finish draw is stretched and empty step 5 stations.
6. mold system according to claim 5, it is characterized in that, be provided with successively punching, punching on described die shoe, roughly stretch, finish draw is stretched, the side buckles that the angle is cut in advance, angle pre-bending is buckled in punching, side, the angle moulding is buckled in the side, positively buckle angle pre-bending and squeeze and buckle angle, positive angle pre-bending, positive angle moulding, side 15 stations of product of cutting that the limit is prescinded on long limit, side, sky goes on foot and separation falls of buckleing buckle in the side simultaneously.
7. mold system according to claim 1, is characterized in that, described stage die is 3, is followed successively by button angle side and cuts stage die, button angle and puncture stage die and square impact macropore stage die.
8. mold system according to claim 1, is characterized in that, feed end one side of described progressive die is provided with automatic feeding, and described automatic feeding comprises the automatic releasing bin that connects successively, automatic evener and autoloader.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220510162 CN202943141U (en) | 2012-09-29 | 2012-09-29 | Stamping die system used for producing mobile phone metal exterior parts |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220510162 CN202943141U (en) | 2012-09-29 | 2012-09-29 | Stamping die system used for producing mobile phone metal exterior parts |
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| CN 201220510162 Expired - Fee Related CN202943141U (en) | 2012-09-29 | 2012-09-29 | Stamping die system used for producing mobile phone metal exterior parts |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909269A (en) * | 2012-09-29 | 2013-02-06 | 奥捷五金(江苏)有限公司 | Stamping die system and method for producing metal decorating parts of mobile phones |
| CN105312421A (en) * | 2014-07-30 | 2016-02-10 | 上海德朗汽车散热器制造有限公司 | Progressive die for evaporator cooling plates of automobiles |
| CN106825197A (en) * | 2017-03-17 | 2017-06-13 | 深圳市宇星鸿精密科技有限公司 | Mobile phone Kato continuous punching forging mould |
-
2012
- 2012-09-29 CN CN 201220510162 patent/CN202943141U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909269A (en) * | 2012-09-29 | 2013-02-06 | 奥捷五金(江苏)有限公司 | Stamping die system and method for producing metal decorating parts of mobile phones |
| CN102909269B (en) * | 2012-09-29 | 2015-06-17 | 奥捷五金(江苏)有限公司 | Stamping die system and method for producing metal decorating parts of mobile phones |
| CN105312421A (en) * | 2014-07-30 | 2016-02-10 | 上海德朗汽车散热器制造有限公司 | Progressive die for evaporator cooling plates of automobiles |
| CN106825197A (en) * | 2017-03-17 | 2017-06-13 | 深圳市宇星鸿精密科技有限公司 | Mobile phone Kato continuous punching forging mould |
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