CN101862821A - Manufacture process of stainless steel zinc covering alloy shell - Google Patents
Manufacture process of stainless steel zinc covering alloy shell Download PDFInfo
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- CN101862821A CN101862821A CN200910134933A CN200910134933A CN101862821A CN 101862821 A CN101862821 A CN 101862821A CN 200910134933 A CN200910134933 A CN 200910134933A CN 200910134933 A CN200910134933 A CN 200910134933A CN 101862821 A CN101862821 A CN 101862821A
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Abstract
The invention provides a manufacture process of a stainless steel zinc covering alloy shell. Compared with a common shell manufacture process, a built-in structure and an appearance component in the process are separately prepared, and by adopting a drawer type die casting mould, the built-in structure and the appearance component are accurately aligned and tightly fitted at the rear part and then cast and molded into a whole. A layer of stainless steel hardware sheet tightly covers the outer surface of a finished shell product manufactured by the process so that corresponding die casting defects of zinc alloy in a die casting process are not easy to expose out of the outer surface of the product. Because the outer surface is made of the stainless steel material, various surface technological processing, such as electroplating, oxidization, and the like, can be carried out on the outer surface so as to form a firm elaborate shell with diversified colors, which truly meets the requirement of the market.
Description
[technical field]
The present invention relates to a kind of product casing manufacturing process, refer in particular to a kind of can with stainless steel good combine the manufacturing process of making product casing with the metallic zinc alloy.
[background technology]
Along with improving constantly of people's living standard, at present the consumer is also more and more higher to the pursuit of product appearance, the particularly various electrical type consumer goods, as mobile phone etc., its supply is wide, sales volume is big, and that the consumer who buys it requires not only to be confined to it is sturdy and durable relatively, but also it is gorgeous to wish that more it can design, make, more personalized to embody between the different users.Yet the manufacturing processing technic of this type of product casing is progressive slower by contrast, in the processing technology of existing all kinds of electronic product casings, usually adopt directly with the direct hot melt of five metals sheet (being generally Metal decorative parts such as steel disc or aluminium flake), be attached on the zinc alloy material then and form, there is more defective in the shell finished product that this kind method is processed, not enough as PUR viscosity, attaching sheet easily comes off, thereby cause the service life of product shorter, adopt the finished product outward appearance of this kind manufacturing process can't realize multiple color in addition and problem such as deposit, also just can't satisfy consumer demand at present.Another common technology is then by directly carrying out die casting to kirsite, back peak, polishing, plating form shell product, yet the shell product that the one-time formed explained hereafter of this kind shell is come out requires appearance often not reach at present high request, because one-time formed process is easy to eat the final products appearance and produces defectives such as water wave/trachoma, and be difficult to stop from technology, cause the remelting of need doing over again of workpiece after the moulding, cause unnecessary time cost to increase, or even workpiece is scrapped.
[summary of the invention]
The objective of the invention is to overcome above-mentioned defective, a kind of kirsite inner casing that can be good is provided, its surface adds wraps up in the manufacture process of stainless steel zinc covering alloy shell that can realize the diversified stainless steel material of color.
The object of the present invention is achieved like this: a kind of manufacture process of stainless steel zinc covering alloy shell is characterized in that:
A), divide the mould design, to draw up fully, shell is decomposed into embedding structure spare and appearance part two parts, wherein embedding structure spare adopts zinc alloy material to make, and adopt the drawer type extrusion process of extractable and changeable die, and the five metals sheet that appearance part is a stainless steel material to be made need be provided with the hook that is applied to into the mould contraposition mutually on this five metals sheet;
Among the described step a, when design embedding structure spare and appearance part two parts, the stainless steel handware does not need scaling water, and corresponding kirsite embedding structure spare then needs scaling water;
B), the mould manufacturing, the stainless steel five metals sheet of appearance part is by punch forming; Preparation embedding structure spare zinc alloy diecasting mould;
C), the mould adjustment, the kirsite embedding structure spare of the stainless steel five metals sheet of drawing and die casting preparation is carried out trial assembly joins, and two parts mould is adjusted;
D), die casting in the mould, adjusted appearance part stainless steel five metals sheet is put into embedding structure spare die casting die cavity, sealed back die casting one die cast;
Described steps d comprises step
Da), appearance part goes into die cavity, die before extracting drawer type out and exchanging,, pack stainless steel five metals sheet into to the embedding structure spare die casting in the model cavity;
Db), appearance part contraposition concora crush, by buckle on the stainless steel five metals sheet with embedding structure spare die casting to normotopia, combine closely with the die cavity sealing of all positions, plane of stainless steel five metals sheet and embedding structure spare die casting and with die cavity, and guarantee that handware is indeformable, do not run burr;
Dc), matched moulds, the preceding die of the five metals sheet of will packing into is put into mould bases, and matched moulds, injects kirsite and carry out the one die cast in mould;
E), the finished product post processing, subsequent fine such as die casting gained stainless steel zinc covering alloy shell is anhydrated mouth, polishing, colouring processing is handled, and filters out the qualified workpiece of moulding.
Described step e comprises step
Ea), to the die casting finished product mouth that anhydrates;
Eb), the die casting finished product is ground wave crest and tapping processing;
Ec), the die casting finished product is carried out polishing;
Ed), the die casting finished product carried out surface treatment handle, by electroplating or anode is handled stainless steel surfaces is electroplated colouring or oxidation processes, thereby form the appearance of color-variable;
Ee), the die casting finished product is carried out auxiliary material assembling, promptly, carry out the assembling of gum foam/Air Filter and decoration etc. to some workpiece that need make up;
Ef), final finished is tested qualified warehouse-in.
Than common shell manufacturing process, beneficial effect of the present invention is to adopt embedding structure spare, appearance part decompose the preparation back in the drawer type die casting with both accurate contrapositions, fit tightly the method for back casting, make the finished product outer surface closely be covered one deck stainless steel five metals sheet, so the corresponding die casting defective of kirsite is difficult for being presented in product external surfaces in the press casting procedure, and because outer surface is that stainless steel material is made, can carry out various plating to it, surface treatments such as oxidation are handled, thereby it is firm to form finished product, and the diversified shell elaboration of color has really satisfied the market demand.
[description of drawings]
Below in conjunction with accompanying drawing in detail concrete structure of the present invention is described in detail
Fig. 1 is a process chart of the present invention
[specific embodiment]
As shown in Figure 1, the present invention relates to a kind of manufacture process of stainless steel zinc covering alloy shell, comprise step:
A), divide the mould design, to draw up fully, shell is decomposed into embedding structure spare and appearance part two parts, wherein embedding structure spare adopts zinc alloy material to make, and adopt the drawer type extrusion process of extractable and changeable die, and the five metals sheet that appearance part is a stainless steel material to be made need be provided with the hook that is applied to into the mould contraposition mutually on this five metals sheet;
Because of injection moulding or extrusion process are finished under HTHP, scaling water is the coefficient of expansion according to material, workpiece is done suitable amplification, make it get back to the normal temperature state, more near the physical dimension requirement of designing requirement, therefore when design embedding structure spare and appearance part two parts, the stainless steel handware does not need scaling water, and corresponding kirsite embedding structure spare then needs scaling water.
B), the mould manufacturing, the stainless steel five metals sheet of appearance part is by punch forming; Preparation embedding structure spare zinc alloy diecasting mould;
C), the mould adjustment, the kirsite embedding structure spare of the stainless steel five metals sheet of drawing and die casting preparation is carried out trial assembly joins, and two parts mould is adjusted;
D), die casting in the mould, adjusted appearance part stainless steel five metals sheet is put into embedding structure spare die casting die cavity, sealed back die casting one die cast;
Da), appearance part goes into die cavity, die before extracting drawer type out and exchanging,, pack stainless steel five metals sheet into to the embedding structure spare die casting in the model cavity;
Db), appearance part contraposition concora crush, by buckle on the stainless steel five metals sheet with embedding structure spare die casting to normotopia, combine closely with the die cavity sealing of all positions, plane of stainless steel five metals sheet and embedding structure spare die casting and with die cavity, and guarantee that handware is indeformable, do not run burr;
Dc), matched moulds, the preceding die of the five metals sheet of will packing into is put into mould bases, and matched moulds, injects kirsite and carry out the one die cast in mould.
E), the finished product post processing, subsequent fine such as die casting gained stainless steel zinc covering alloy shell is anhydrated mouth, polishing, colouring processing is handled, and filters out the qualified workpiece of moulding.
Ea), to the die casting finished product mouth that anhydrates;
Eb), the die casting finished product is ground wave crest and tapping processing;
Ec), the die casting finished product is carried out polishing;
Ed), the die casting finished product carried out surface treatment handle, by electroplating or anode is handled stainless steel surfaces is electroplated colouring or oxidation processes, thereby form the appearance of color-variable;
Ee), the die casting finished product is carried out auxiliary material assembling, promptly some are needed combination workpiece, as the assembling of gum foam/Air Filter and decoration etc.
Ef), final finished is tested qualified warehouse-in.
The present invention is than common shell manufacturing process, owing to adopted embedding structure spare, the outward appearance parts decompose preparation, adopting drawer formula die casting then, by with both accurate contrapositions, fit tightly rear one casting moulding, shell finished product by this manufacturing process can closely be covered one deck stainless steel Five-gold-sheet in outer surface, so the corresponding die casting defective of kirsite is difficult for being presented in product external surfaces in the press casting procedure, and because outer surface is that stainless steel material is made, can carry out various plating to it, the surface treatments such as oxidation are processed, thereby it is firm to form finished product, and the diversified shell elaboration of color, has really satisfied the market demand.
Claims (4)
1. manufacture process of stainless steel zinc covering alloy shell is characterized in that:
A), divide the mould design, to draw up fully, shell is decomposed into embedding structure spare and appearance part two parts, wherein embedding structure spare adopts zinc alloy material to make, and adopt the drawer type extrusion process of extractable and changeable die, and the five metals sheet that appearance part is a stainless steel material to be made need be provided with the hook that is applied to into the mould contraposition mutually on this five metals sheet;
B), the mould manufacturing, the stainless steel five metals sheet of appearance part is by punch forming; Preparation embedding structure spare zinc alloy diecasting mould;
C), the mould adjustment, the kirsite embedding structure spare of the stainless steel five metals sheet of drawing and die casting preparation is carried out trial assembly joins, and two parts mould is adjusted;
D), die casting in the mould, adjusted appearance part stainless steel five metals sheet is put into embedding structure spare die casting die cavity, sealed back die casting one die cast;
E), the finished product post processing, subsequent fine such as die casting gained stainless steel zinc covering alloy shell is anhydrated mouth, polishing, colouring processing is handled, and filters out the qualified workpiece of moulding.
2. manufacture process of stainless steel zinc covering alloy shell as claimed in claim 1, it is characterized in that: among the described step a, when design embedding structure spare and appearance part two parts, the stainless steel handware does not need scaling water, and corresponding kirsite embedding structure spare then needs scaling water.
3. manufacture process of stainless steel zinc covering alloy shell as claimed in claim 1 is characterized in that: described steps d comprises step
A), appearance part goes into die cavity, die before extracting drawer type out and exchanging,, pack stainless steel five metals sheet into to the embedding structure spare die casting in the model cavity;
B), appearance part contraposition concora crush, by buckle on the stainless steel five metals sheet with embedding structure spare die casting to normotopia, combine closely with the die cavity sealing of all positions, plane of stainless steel five metals sheet and embedding structure spare die casting and with die cavity, and guarantee that handware is indeformable, do not run burr;
C), matched moulds, the preceding die of the five metals sheet of will packing into is put into mould bases, and matched moulds, injects kirsite and carry out the one die cast in mould.
4. manufacture process of stainless steel zinc covering alloy shell as claimed in claim 1 is characterized in that: described step e comprises step
A), to the die casting finished product mouth that anhydrates;
B), the die casting finished product is ground wave crest and tapping processing;
C), the die casting finished product is carried out polishing;
D), the die casting finished product carried out surface treatment handle, by electroplating or anode is handled stainless steel surfaces is electroplated colouring or oxidation processes, thereby form the appearance of color-variable;
E), the die casting finished product is carried out auxiliary material assembling, promptly, carry out the assembling of gum foam/Air Filter and decoration etc. to some workpiece that need make up;
F), final finished is tested qualified warehouse-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910134933A CN101862821A (en) | 2009-04-15 | 2009-04-15 | Manufacture process of stainless steel zinc covering alloy shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910134933A CN101862821A (en) | 2009-04-15 | 2009-04-15 | Manufacture process of stainless steel zinc covering alloy shell |
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| Publication Number | Publication Date |
|---|---|
| CN101862821A true CN101862821A (en) | 2010-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910134933A Pending CN101862821A (en) | 2009-04-15 | 2009-04-15 | Manufacture process of stainless steel zinc covering alloy shell |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160508A1 (en) * | 2010-06-25 | 2011-12-29 | Byd Company Limited | Die cast product and process of preparing the same |
| CN104439168A (en) * | 2014-11-18 | 2015-03-25 | 天津三星通信技术研究有限公司 | Electronic equipment assembly and manufacturing method thereof |
| CN104690244A (en) * | 2015-03-13 | 2015-06-10 | 格林精密部件（惠州）有限公司 | Manufacturing process for aluminum-containing die-casting shell capable of anodic oxidation |
| CN105376367A (en) * | 2015-11-25 | 2016-03-02 | 广东欧珀移动通信有限公司 | Mobile phone shell processing technology, mobile phone shell and mobile phone |
| CN105430980A (en) * | 2015-11-18 | 2016-03-23 | 广东欧珀移动通信有限公司 | Method for preparing metal shell and metal shell |
| CN105516401A (en) * | 2015-11-25 | 2016-04-20 | 广东欧珀移动通信有限公司 | Mobile phone shell processing technology, mobile phone shell and mobile phone |
| CN108971894A (en) * | 2018-06-21 | 2018-12-11 | 东莞市依诺电子科技有限公司 | Die-casting composite forming process |
-
2009
- 2009-04-15 CN CN200910134933A patent/CN101862821A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160508A1 (en) * | 2010-06-25 | 2011-12-29 | Byd Company Limited | Die cast product and process of preparing the same |
| CN104439168A (en) * | 2014-11-18 | 2015-03-25 | 天津三星通信技术研究有限公司 | Electronic equipment assembly and manufacturing method thereof |
| CN104690244A (en) * | 2015-03-13 | 2015-06-10 | 格林精密部件（惠州）有限公司 | Manufacturing process for aluminum-containing die-casting shell capable of anodic oxidation |
| CN105430980A (en) * | 2015-11-18 | 2016-03-23 | 广东欧珀移动通信有限公司 | Method for preparing metal shell and metal shell |
| CN105376367A (en) * | 2015-11-25 | 2016-03-02 | 广东欧珀移动通信有限公司 | Mobile phone shell processing technology, mobile phone shell and mobile phone |
| CN105516401A (en) * | 2015-11-25 | 2016-04-20 | 广东欧珀移动通信有限公司 | Mobile phone shell processing technology, mobile phone shell and mobile phone |
| CN108971894A (en) * | 2018-06-21 | 2018-12-11 | 东莞市依诺电子科技有限公司 | Die-casting composite forming process |
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Open date: 20101020 |