CN101214606A - Method for manufacturing stainless steel water tap - Google Patents
Method for manufacturing stainless steel water tap Download PDFInfo
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- CN101214606A CN101214606A CNA200810059287XA CN200810059287A CN101214606A CN 101214606 A CN101214606 A CN 101214606A CN A200810059287X A CNA200810059287X A CN A200810059287XA CN 200810059287 A CN200810059287 A CN 200810059287A CN 101214606 A CN101214606 A CN 101214606A
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Abstract
The present invention provides a fabrication method of a stainless steel water faucet, which belongs to the technical field of items in daily use. The present invention resolves the problems of the prior water faucets, such as high cost, low rate of finished products, complex technique, etc. The fabrication method of the stainless steel water faucet includes five steps: (A) the fabrication of a shell mold: the melted wax is infused into a mould, and after the wax is coagulated, the mould is opened in order to obtain a wax model matching the valve body of the water faucet; the outer surface of the wax model is evenly coated with adhesive slurry, which then evenly adhibits sand grains on the outer surface of the wax model, the shell mold is produced after steam is applied to thoroughly take off the wax in the shell mold, and the shell mold is then baked; (B) the fabrication of the valve body; (C) the fabrication of a cover plate and welding; (D) the polishing of the valve body; (E) assembly: a valve core, a valve rod and a handle are produced. The fabrication method of the stainless steel water faucet has the advantages of simple technique, easy embodiment, saving of materials and low cost, and moreover, because the water faucet is made of stainless steel material, the water faucet is not faded and rusted, so the appearance is good.
Description
Technical field
The present invention relates to the preparation method of a kind of tap, particularly a kind of stainless steel faucet.
Background technology
Tap is extensive use of in daily life, and existing tap is normally made by copper product.Such material makes that tap heat conduction is fast, that is to say, hot water can make in the short time tap temperature raise after by tap, and people are easy to be scalded when the operation tap, and therefore, existing tap safety in utilization is relatively poor.
Simultaneously, in order to reduce cost, adding in the copper product has lead, because plumbous influential to health, therefore, the drinking water that long-term drinking is discharged by above-mentioned tap is harmful to health.
In addition, above-mentioned copper product can oxidative bleaching, influences its outward appearance, therefore also need be with its outside electroplating processes.And tap does not use for a long time, also can produce verdigris in the inside of tap.
In order to address the above problem, people have designed stainless steel faucet, but the valve body of tap is directly to make by casting by mould, so the material consumption is more, makes that correspondingly its cost is higher.
Summary of the invention
The objective of the invention is at the existing in prior technology problem, the preparation method of a kind of yield rate height, stainless steel faucet that technology is easy is provided.
Above-mentioned technical problem of the present invention can be implemented by the following technical programs: a kind of preparation method of stainless steel faucet, and this preparation method may further comprise the steps:
A, make the shell mould: the wax of fusion is injected in the mould, treat to take apart after wax solidifies mould and promptly obtain the wax pattern that matches with tap valve body; Evenly be stained with slurry at the outer surface of wax pattern then, again sand grains be bonded at uniformly the outer surface of wax pattern, treat wax pattern drying after 1-4 hour by this slurry; Adopt steam that the wax in the shell mould is purified and promptly obtain the shell mould, then with shell mould roast, the roast temperature is 1000-1500 ℃, and the roast time is 20-50 minute;
B, making valve body: the stainless steel of fusion is injected in the shell mould, treat after stainless steel solidifies the shell mould to be vibrated, the layer of sand outside the shell mould is come off totally promptly obtains the valve body blank, at last the valve body blank is put into shaping mould by the punching press shaping;
C, making cover plate, welding: make the cover plate that is tabular by punching press, bridge welding is connected on the above-mentioned valve body then;
D, valve body polishing: burr, the burr in the valve body outside are removed by polishing or polishing technology, simultaneously valve outer surface is polished;
E, assembling: make spool, valve rod and handle; Spool is loaded in the valve body, and the inner with valve rod is connected on the spool again, and handle is connected the valve rod outer end.
Spool in the stainless steel faucet, valve rod and handle adopt common technology to make.After the present invention makes wax pattern, evenly be stained with sand grains in the outside of wax pattern again, after the wax in the cured model is purified, just formed the inner shell mould of cavity that is.Certainly, the cavity of shell mould inside and valve body match.Make the shell die topography firmly not easily broken later on by roast.
The stainless steel of fusion is injected in the shell mould, treat again the sand grains pull-up in the outside to be fallen to promptly obtaining the valve body blank after stainless steel solidifies.Obviously, the valve body blank out-of-flatness of this moment is by just making the moulding of valve body blank after the shaping mould shaping.
Cover plate is stamped to form by common technology.The bridge welding of making is connected on the valve body, and then by burr outside the polishing removal valve body or burr etc., certainly, polishing also can make the valve body outside have brightness effect, good looking appearance.Whole tap valve body is promptly made moulding.Spool is loaded in the valve body, usually has a valve core case in the valve body, spool just is in the valve core case place, and the inner of valve rod is connected on the spool, and it is assembled formation that handle is connected the whole stainless steel faucet in valve rod outer end.
In the preparation method of above-mentioned stainless steel faucet, wax is middle temperature wax in the described steps A, and be 2-30 second its hardening time.
In the preparation method of above-mentioned stainless steel faucet, slurry is silicon solution and zirconium English powder by weight 1 in the described steps A: the 3-5 mixed configuration forms.The slurry viscosity that adopts this composition and ratio to mix is higher, sand grains can be sticked to firmly the wax pattern outside.
In the preparation method of above-mentioned stainless steel faucet, the outside of wax pattern treats to be stained with one deck sand grains, 2-5 above-mentioned scab process repeatedly in its outside again after 5-6 hour after being stained with sand grains in the described steps A.Obviously, make the wax pattern outside evenly adhere to several layers sand grains layer like this, thereby make dewaxing back cover mould that enough thickness be arranged, make that promptly the intensity of shell mould is higher, not easily broken.
In the preparation method of above-mentioned stainless steel faucet, dewax by the dewaxing axe in the described steps A.In the dewaxing axe operation, just the wax in the wax pattern can being purified by steam, is the shell mould of cavity thereby form inside.
In the preparation method of above-mentioned stainless steel faucet, make several wax patterns in the described steps A, then several wax patterns are bonded on the same wax-pattern head, again it is carried out scab, roast.Obviously, can carry out scab and roast to a plurality of wax patterns simultaneously.
In the preparation method of above-mentioned stainless steel faucet, stainless setting time is 5-10 minute among the described step B.Wax-pattern head place, casting back becomes die head, and each valve body blank all is connected one with die head.Obviously, need after the casting each valve body blank is cut down from die head.
In the preparation method of above-mentioned stainless steel faucet, the integer among the described step B is to adopt hydraulic press to carry out integer.The hydraulic press running is steady and pressure is bigger, makes that by the hydraulic press integer valve body blank is smooth.
In the preparation method of above-mentioned stainless steel faucet, vibration is put into bobbing machine with the shell mould and is vibrated among the described step B, and its vibration frequency is 2-5 time/second.
In the preparation method of above-mentioned stainless steel faucet, the frock of among the described step C valve body blank being packed into polishes its outer surface on grinding machine.
In the preparation method of above-mentioned stainless steel faucet, behind the described step C burnishing surface is tested.Whether whether the external side of check valve all obtains polishing, polishing back size is put, whether has stain in place, whether has rough etc.
Compared with prior art, the preparation method of this stainless steel faucet is the shelly of cavity because valve body is made as inside, and therefore, its material is relatively economized, cost is lower.Simultaneously, make earlier the shell mould in manufacturing process, the stainless steel that injects fusion again in the shell mould can obtain valve body, and then polishes and wait processing to get final product.Do not need to carry out electroplating processes in the whole process, therefore, its technology is easy, easy to implement.
In addition, tap is that stainless steel material can not fade, and does not have poisonous material, not corrosion, and long service life, good looking appearance is generous.
Description of drawings
Fig. 1 is the process chart of stainless steel faucet of the present invention.
Fig. 2 is the perspective view of valve body in this stainless steel faucet.
Fig. 3 is the perspective view of stainless steel faucet of the present invention.
Among the figure, 1, valve body; 2, cover plate.
The specific embodiment
Below by embodiment technical scheme of the present invention is described in further detail; But the present invention is not limited to these embodiment.
Embodiment one
As shown in Figure 1, the preparation method of this stainless steel faucet is as follows:
A, make the shell mould: the middle temperature wax of fusion is injected in the mould, treat to take apart after warm wax solidifies in 10 seconds mould and promptly obtain the wax pattern that matches with tap valve body.
In the present embodiment, made five wax patterns, also made the wax-pattern head of a wax material in addition, five above-mentioned wax patterns all are bonded on the wax-pattern head, are about to five wax patterns and organize number.Wax pattern is detected behind the group number, whether check wax pattern size puts in place and whether damage is arranged again.
Evenly be stained with slurry at the outer surface of wax pattern then, again sand grains is bonded at uniformly the outer surface of wax pattern by this slurry, that is to say the wax pattern outer surface is hung the shell operation, in the present embodiment, starch to silicon solution and zirconium English powder and form by weight 1: 4 mixed configuration.
Treat wax pattern drying after 5 hours, triplicate mucilage, scab are adopted then wax pattern are put into the dewaxing axe, utilize steam that the wax in the wax pattern is purified and promptly obtain the shell mould.
Then the shell mould being placed temperature is to carry out 30 minutes roasts in 1100 ℃ the stove.
Bond together by sand grains behind the roast, simultaneously because wax is purified, the shell mould that so just to form an inside be cavity is seen shown in Figure 2.Certainly, the inside of shell mould and tap valve body are complementary.
B, making valve body: the stainless steel of fusion is injected in the shell mould, treat that stainless steel solidifies after 6 minutes, again the shell mould is put into the bobbing machine internal vibration, its vibration frequency is 3 times/second, the layer of sand in the shell mould outside come off totally promptly obtains valve body 1 blank, at last valve body 1 blank is put into shaping mould by hydraulic press punching press shaping;
Treat that 5 minutes stainless steels in the back cover mould solidify, and remove its layer of sand and promptly obtain valve body 1 blank.Certainly, make valve body 1 blank male and fomale(M﹠F) reach smooth substantially through after the shaping.Five shell moulds all link together with the die head that the wax-pattern capitiform becomes, and earlier these five shell moulds are cut down from die head before shaping.Also need then shell mould casting port position is polished,
C, making cover plate, welding: make the cover plate 2 that is tabular by common Sheet Metal Forming Technology, then cover plate 2 is welded on the above-mentioned valve body 1.
D, valve body polishing: burr, the burr in valve body 1 outside are removed by polishing or polishing technology, simultaneously valve outer surface is polished.Certainly, to check also in this process whether valve body 1 size is qualified, whether stain etc. be arranged on the valve body.Polishing is contained in valve body 1 on the anchor clamps and polishes on grinding machine.
E, assembling: spool is loaded in the valve body 1, and the inner with valve rod is connected on the spool again, and handle is connected the valve rod outer end;
Spool in the stainless steel faucet, valve rod and handle adopt common technology to make.Shell molded good after, inject the stainless steel of fusion within it, treat after stainless steel solidifies the shell mould to be taken off and promptly obtain valve body 1 blank, be welded in cover plate 2 on valve body 1 blank after, so just make valve body make moulding valve body 1 blank shaping, polishing again, see shown in Figure 3.
Usually, in valve body 1, also has a valve core case that is complementary with spool.When assembling, spool is loaded on the valve core case place, valve rod the inner is connected on the spool, handle is connected the spool outer end, whole stainless steel faucet is promptly made.
Also need to detect stainless steel faucet at last and whether have in assembling process whether scuffing, assembling put in place, part assembling is complete does not have.In suitability for industrialized production, also need qualified stainless steel faucet packing and warehouse-in.
Embodiment two
In the present embodiment, be 15 seconds the hardening time of wax pattern in the steps A, and be 5 hours 20 minutes the drying time of wax pattern behind the mucilage, starches to silicon solution and zirconium English powder to form by weight 1: 3 mixed configuration.It is to carry out 20 minutes roasts in 1000 ℃ the stove that the shell mould places temperature.
Stainless setting time is 9 minutes among the step B, and the shell mould is put into the bobbing machine internal vibration, and its vibration frequency is 5 times/second, other identical with embodiment one.
Embodiment three
In the present embodiment, be 30 seconds the hardening time of wax pattern in the steps A, and be 6 hours the drying time of wax pattern behind the mucilage, starches to silicon solution and zirconium English powder to form by weight 1: 5 mixed configuration.It is to carry out 40 minutes roasts in 1400 ℃ the stove that the shell mould places temperature.
Stainless setting time is 8 minutes among the step B, and the shell mould is put into the bobbing machine internal vibration, and its vibration frequency is 4 times/second, other identical with embodiment one.
Claims (10)
1. the preparation method of a stainless steel faucet, this preparation method may further comprise the steps:
A, making shell mould: the wax of fusion is injected in the mould, treat to take apart after wax solidifies the wax pattern that mould promptly obtains and tap valve body (1) matches; Evenly be stained with slurry at the outer surface of wax pattern then, again sand grains be bonded at uniformly the outer surface of wax pattern, treat wax pattern drying after 1-4 hour by this slurry; Adopt steam that the wax in the shell mould is purified and promptly obtain the shell mould, then with shell mould roast, the roast temperature is 1000-1500 ℃, and the roast time is 20-50 minute;
B, making valve body: the stainless steel of fusion is injected in the shell mould, treat after stainless steel solidifies the shell mould to be vibrated, the layer of sand outside the shell mould is come off totally promptly obtains valve body (1) blank, at last valve body (1) blank is put into shaping mould by the punching press shaping;
C, making cover plate, welding: make the cover plate (2) that is tabular by punching press, then cover plate (2) is welded on the above-mentioned valve body (1);
D, valve body polishing: burr, the burr in valve body (1) outside are removed by polishing or polishing technology, simultaneously valve body (1) outer surface is polished;
E, assembling: make spool, valve rod and handle; Spool is loaded in the valve body (1), and the inner with valve rod is connected on the spool again, and handle is connected the valve rod outer end.
2. the preparation method of stainless steel faucet according to claim 1 is characterized in that, wax is middle temperature wax in the described steps A, and be 2-30 second its hardening time.
3. the preparation method of stainless steel faucet according to claim 1 is characterized in that, slurry is silicon solution and zirconium English powder by weight 1 in the described steps A: the 3-5 mixed configuration forms.
4. the preparation method of stainless steel faucet according to claim 3 is characterized in that, the outside of wax pattern treats to be stained with one deck sand grains, 2-5 above-mentioned scab process repeatedly in its outside again after 5-6 hour after being stained with sand grains in the described steps A.
5. the preparation method of stainless steel faucet according to claim 4 is characterized in that, dewaxes by the dewaxing axe in the described steps A.
6. the preparation method of stainless steel faucet according to claim 4 is characterized in that, makes several wax patterns in the described steps A, then several wax patterns is bonded on the same wax-pattern head, again it is carried out scab, roast.
7. according to the preparation method of any described stainless steel faucet of claim 1 to 6, it is characterized in that stainless setting time is 5-10 minute among the described step B, the integer among the described step B is to adopt hydraulic press to carry out integer.
8. the preparation method of stainless steel faucet according to claim 7 is characterized in that, vibration is put into bobbing machine with the shell mould and vibrated among the described step B, and its vibration frequency is 2-5 time/second.
9. according to the preparation method of any described stainless steel faucet of claim 1 to 6, it is characterized in that the frock of among the described step C valve body (1) blank being packed into polishes its outer surface on grinding machine.
10. the preparation method of stainless steel faucet according to claim 9 is characterized in that, behind the described step C burnishing surface is tested.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810059287XA CN101214606A (en) | 2008-01-16 | 2008-01-16 | Method for manufacturing stainless steel water tap |
| CN2009100007724A CN101462224B (en) | 2008-01-16 | 2009-01-12 | Method for producing stainless steel tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810059287XA CN101214606A (en) | 2008-01-16 | 2008-01-16 | Method for manufacturing stainless steel water tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101214606A true CN101214606A (en) | 2008-07-09 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200810059287XA Pending CN101214606A (en) | 2008-01-16 | 2008-01-16 | Method for manufacturing stainless steel water tap |
| CN2009100007724A Expired - Fee Related CN101462224B (en) | 2008-01-16 | 2009-01-12 | Method for producing stainless steel tap |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100007724A Expired - Fee Related CN101462224B (en) | 2008-01-16 | 2009-01-12 | Method for producing stainless steel tap |
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2009
- 2009-01-12 CN CN2009100007724A patent/CN101462224B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
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| CN101462224A (en) | 2009-06-24 |
| CN101462224B (en) | 2010-04-07 |
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Effective date of registration: 20080627 Address after: Zhejiang Province, Yuhuan County Chen Zhugang Yuxing Port Road No. 71 Applicant after: Zhejiang Supor Stainless Steel Products Co., Ltd. Address before: Zhejiang province Yuhuan County Zhugang Damaiyu Dashun Road No. 103 Applicant before: ZHEJIANG FUXIN STAINLESS STEEL PRODUCTION Co., LTD. |
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