CN102666062A - Manufacturing method of synthetic resin faucet using WIT, manufacturing device thereof, and faucet manufactured thereby - Google Patents
Manufacturing method of synthetic resin faucet using WIT, manufacturing device thereof, and faucet manufactured thereby Download PDFInfo
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- CN102666062A CN102666062A CN2009801623685A CN200980162368A CN102666062A CN 102666062 A CN102666062 A CN 102666062A CN 2009801623685 A CN2009801623685 A CN 2009801623685A CN 200980162368 A CN200980162368 A CN 200980162368A CN 102666062 A CN102666062 A CN 102666062A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
- B29C45/1706—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using particular fluids or fluid generating substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1703—Introducing an auxiliary fluid into the mould
- B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
- B29C45/1706—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using particular fluids or fluid generating substances
- B29C2045/1707—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using particular fluids or fluid generating substances using a liquid, e.g. water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a manufacturing method of a synthetic resin faucet using WIT, a manufacturing device thereof, and a faucet manufactured thereby. The manufacturing method of a synthetic resin faucet using WIT includes: the first step of injecting resin into the cavity of a mold; the second step of forming a hollow portion by injecting water into the resin by means of an injector connected to a side of the cavity; the second-1 step of discharging resin, which is overflowed simultaneously with the injection of water, to a runner; the third step of discharging the water after the resin is cured; and the fourth step of obtaining an object by removing the mold. It is possible to manufacture thin and uniform molded-objects in a predetermined thickness, by forming the hollow portion using the path of water in the resin after injecting the resin into the mold. Therefore, it is possible to save production cost due to the decrease of raw materials and reduce the weight of products.
Description
Technical field
The present invention relates to utilize manufacturing approach, its manufacturing equipment of the synthetic resin cock of WIT (water injection technology) and the cock of making thus; More specifically, the present invention relates to comprise with resin injection in mould and use WIT to form the synthetic resin cock manufacturing approach of utilizing WIT, the manufacturing equipment of the step of hollow bulb and the cock of making through this manufacturing approach and manufacturing equipment.
Background technology
Usually, have undercut (undercut) in the cock outlet, therefore can not come molded cock through the method for moulding of routine.Thereby, in most cases make cock through the manufacturing approach of metal die casting.
Yet the cock of making through metal die casting has such problem: because the process of the various steps of cock through comprising metal alloying is made, therefore increased manufacturing cost.In addition, another problem that conventional cock has is, because by made, so cock can not be processed multiple color.
In addition, the conventional cock that is made of metal has another problem: since aging and oxidized and get rusty, be antihygienic therefore.
In addition, in order to address the above problem, the cock with the outer tube that is made of plastics and the joint that is made of metal is disclosed.This cock has such problem: when water under the situation that under level, applies big hydraulic pressure when the internal diameter of brass plug-in unit flows out, water leaks out between the external diameter of plug-in unit and plastic outer tube.In order to prevent the problems referred to above, be formed with groove in the end of plug-in unit, and be equipped with and be used to the maintenance jaw that prevents that plug-in unit from vertically leaving as waterproof seal.Therefore, cock has another problem of manufacturing cycle and manufacturing cost increase.
Summary of the invention
Technical problem
Therefore; The present invention tries hard to solve in the prior art the problems referred to above that occur, and the purpose of this invention is to provide a kind of comprising resin injection in mould and use WIT to form the synthetic resin cock manufacturing approach of utilizing WIT, the manufacturing equipment of the step of hollow bulb and the cock of making through this manufacturing approach and manufacturing equipment.
Technical scheme
To achieve these goals, the invention provides the synthetic resin cock manufacturing approach of a kind of WIT of utilization, comprising: with the first step of resin injection in the cavity of mould; The injector that utilization is connected in cavity one side with water injection in the resin to form second step of hollow bulb; First substep of second step of the resin of discharge overflow in injection water; The third step of discharge water behind hardening of resin; And the 4th step that removes mould and take out product.
In this case, in first step, the resin that is expelled in the cavity body of mould is from polypropylene (PP), ABS, PA6, PBT, PA66, PEEK and LCP resin, select a kind of.
In addition, in second step, the pressure of injection water is in 80bar arrives the scope of 210bar.
In addition, second step comprises first substep of second step of the resin of discharge overflow in injection water.
In addition, in first substep of second step, the resin of overflow is discharged to chute (runner).
In addition, in first substep of second step, the resin of overflow is back in the injection machine.
In addition, third step comprises: the pressure that reduces water is to remove first substep of the third step of the water in the resin through water being converted into steam after hardening of resin; And inject air in the resin and draw second substep of steam with the third step of the inner surface roughening that prevents product.
In addition, in first substep of third step, the pressure of water is lowered to 1bar.
In addition, come first substep of repetition third step with raise the once more this mode that makes all water all be converted into steam of the internal pressure owing to resin in water boiling.
In another aspect of this invention, the present invention provides the synthetic resin cock manufacturing equipment of a kind of WIT of utilization, comprising: mould has the cavity that forms shape of product; Injection machine is used for the resin injection of the liquid phase cavity to mould; Injector is used for injection water in being expelled to the resin of cavity, to form hollow bulb; Air feeder is arranged on the side of injector, to inject air in the cavity; And suction nozzle, be arranged on the side of injector, remove the water that is expelled in the resin to be converted into steam through water with injection.
In addition, mould comprises the chute that is formed on cavity one side, is used to discharge the resin of overflow.
In addition, a side of chute is provided with auxiliary chute, is used to store the resin from the cavity overflow.
In addition, injector comprises the hydraulic cylinder that is used to control the pressure of supplying with water.
In addition, synthetic resin cock manufacturing equipment also comprises the water tank that is used for to injector water supply.
In addition, air feeder comprises: air compressor is used for supplying with the air that is expelled to resin; And air nozzle, be used to provide path from the air of air compressor supply.
In addition, suction nozzle comprises the aspirator that is arranged on the one of which side, is used for drawing the air and the steam that are expelled to resin.
In another aspect of this invention, the invention provides the synthetic resin cock that synthetic resin cock manufacturing approach and manufacturing equipment through utilizing WIT (water injection technology) are made.
Beneficial effect
Therefore, the present invention can make the thin and unified moulded product with uniform thickness, and this is because resin is injected in the cavity of mould, utilizes the path of water in resin, to form hollow bulb then.Therefore, the present invention can realize the reduction of the manufacturing cost and the weight of product owing to raw-material minimizing.
In addition, owing to used the method for utilizing water that moulded product is directly cooled off, so the present invention can reduce the manufacturing cycle through reducing the cooling cycle.
In addition, even under the situation of using product for a long time, the present invention can prevent that also sealing leaks, and this is because cock is made through WIT, and WIT shows strong rigidity through in moulded product, forming hollow bulb.
Description of drawings
In the accompanying drawings, all preferred embodiments of in detail specifications, describing all are exemplary, and it is in order to make those skilled in the art can understand technical key point of the present invention more that these embodiment are provided.Therefore, should be appreciated that and be not intended to exemplary embodiment of the present invention is limited to the particular form shown in the accompanying drawing.
Fig. 1 is the flow chart that illustrates according to the synthetic resin cock manufacturing approach of the WIT of utilization of the present invention.
Fig. 2 to Fig. 5 is that the WIT that utilizes that illustrates according to first preferred embodiment of the invention forms the profile of the processing of hollow bulb in resin.
Fig. 6 to Fig. 9 is that the WIT that utilizes that illustrates according to second preferred embodiment of the invention forms the profile of the processing of hollow bulb in resin.
Figure 10 to Figure 13 is that the WIT that utilizes that illustrates according to third preferred embodiment of the invention forms the profile of the processing of hollow bulb in resin.
Figure 14 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of first preferred embodiment of the invention.
Figure 15 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of second preferred embodiment of the invention.
Figure 16 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of third preferred embodiment of the invention.
Figure 17 is the face upwarding stereogram according to cock of the present invention.
< explanation of the important Reference numeral in the accompanying drawing >
10: resin 20: water
100: cock 220: mould
210: cavity 220: chute
230: auxiliary chamber 300: injection machine
400: injector 450: water filling portion
500: water tank 550: pump
600: air feeder 650: air compressor
700: suction nozzle 750: aspirator
800: tap 900: the warm water injection part
950: the cold water injection part
The specific embodiment
To carry out detailed argumentation to bicycle tyre 1 of the present invention with reference to accompanying drawing now.
<utilizing the synthetic resin cock manufacturing approach of WIT >
(first embodiment)
Fig. 1 is the flow chart that according to the synthetic resin cock manufacturing approach of the WIT of utilization of the present invention (water injection technology).At first, form the cavity 210 corresponding to cock 100, and mfg. moulding die 200, mould 200 has and is used to discharge the chute 220 from the resin 10 of cavity 210 overflows.In this case, in order to form the hollow bulb in the product, the delivery port (for example, nozzle) that will be used to supply with the injector 400 of water 20 is connected to a side of the cavity 210 of mould 200, wherein will in cavity 210, form hollow bulb.
Next; Injection machine 300 through being arranged on the mould 200 is expelled to resin 10 in the cavity 210 of mould 200; Make cavity 210 be filled resin (S100), wherein injection machine 300 is arranged to be connected in the opposite opposite side of a side that forms chute 220 places with cavity 210 on mould 200.In this case, preferably, the resin 10 of injection is from polypropylene (PP), ABS, PA6, PBT, PA66, PEEK and LCP resin, select a kind of.
Fig. 2 to Fig. 5 is that the WIT that utilizes that illustrates according to first preferred embodiment of the invention forms the cutaway view of the processing of hollow bulb in resin 10.
Next, to shown in Figure 5, water is expelled in the resin 10 of injection in the cavity 210 gradually, thereby forms hollow bulb (S200) through the injector 400 on the side that is arranged on cavity 210 like Fig. 2.The resin 10 that is expelled in the cavity 210 can utilize the temperature difference between cold water 20 and the hot resin to cool off apace in injection water 20.In this case, the pressure of the water 20 of injection is in the scope of 80bar to 210bar.
When water 20 was injected, resin 10 also as many was discharged to the outside (S210) of chute 220 with the water 20 of injection from cavity 210 overflows.
Next, after resin 10 hardens fully, reduce the pressure that is expelled to the water 20 in the resin 10, be converted into steam and discharge water steam (S310) with the water 20 that will be expelled in the resin 10.In this case, preferably, the internal pressure of resin 10 is about 1bar.When the pressure of water 20 reduced, the boiling point of water 20 also reduced, and made the water 20 that is expelled in the resin 10 in boiling, be converted into steam.Water 20 is issued to saturated in boiling at boiling point, this is because the internal pressure of resin 10 reduces once more, repeats said process, is converted into steam fully until water 20.
Next; Become dry for the water spots that prevents when water 20 is converted into steam, to be formed on the hollow bulb in the resin 10 and for the inside that makes hollow bulb; To be expelled to the hollow bulb from the air that air compressor 650 is supplied with, utilize aspirator to draw the inner air and the steam (S320) of hollow bulb simultaneously.
At last, through removing the mould 200 that is used for cock 100 and taking out cock 100 and make the synthetic resin cock of accomplishing through the steam of removing hollow bulb fully 100 fully.
(second embodiment)
Synthetic resin cock manufacturing approach according to second preferred embodiment of the invention is similar to first embodiment basically.Yet, between first preferred embodiment and second preferred embodiment, aspect the shape of mould 200 and resin injection step (S100), exist different.
In synthetic resin cock manufacturing approach, at first, form cavity 210 corresponding to the shape of cock 100 according to second preferred embodiment of the invention.In this case, in order to form the hollow bulb in the product, the delivery port (for example, nozzle) that will be used to supply with the injector 400 of water 20 is connected to a side of the cavity 210 of mould 200, wherein will in cavity 210, form hollow bulb.
Next, resin 10 is expelled in the cavity 210 that is formed in the mould 200, makes cavity 210 be filled resin 10 (S100) through the injection machine 300 that is arranged on the mould 200.In this case, preferably, be filled into cavity 210 inner resins 10 and not exclusively fill up the inside of cavity 210, but be filled into about 2/3 of cavity 210.
Fig. 6 to Fig. 9 is that the WIT that utilizes that illustrates according to second preferred embodiment of the invention forms the cutaway view of the processing of hollow bulb in resin.
Next, to shown in Figure 9, water is expelled in the resin 10 of injection in the cavity 210 gradually, thereby forms hollow bulb (S200) through the injector 400 on the side that is arranged on cavity 210 like Fig. 6.When water 20 during by injection, the pressure of resin 10 through water 20 that is expelled in the cavity 210 forms hollow bulb, and resin is pushed in the inner space that cavity 210 do not filled by resin 10, makes cavity 210 be full of resin 10 fully.
Next, carry out the step (S300) of draining with the mode identical and remove the step (S500) of product with first preferred embodiment.
(the 3rd embodiment)
Synthetic resin cock manufacturing approach according to third preferred embodiment of the invention is similar to first embodiment basically.Yet, between first preferred embodiment and the 3rd preferred embodiment, aspect the shape of mould 200 and water filling step (S200), exist different.
In synthetic resin cock manufacturing approach, at first, form cavity 210 corresponding to the shape of cock 100 according to third preferred embodiment of the invention.In this case, in order to form the hollow bulb in the product, the delivery port (for example, nozzle) that will be used to supply with the injector 400 of water 20 is connected to a side of the cavity 210 of mould 200, wherein will in cavity 210, form hollow bulb.
Next; Injection machine 300 through being arranged on the mould 200 is expelled to resin 10 in the cavity 210 that is formed in the mould 200; Make cavity 210 be filled resin 10 (S100), wherein, injection machine 300 is connected in the side of part of the tap 800 of the cavity 210 that forms mould 200.
Figure 10 to Figure 13 is that the WIT that utilizes that illustrates according to third preferred embodiment of the invention forms the cutaway view of the processing of hollow bulb in resin.
Next,, water is expelled in the resin 10 of injection in the cavity 210 gradually to shown in Figure 13 like Figure 10, thereby forms hollow bulb (S200) through the injector 400 that is arranged on cavity 210 1 sides.In this case, the resin 10 that is urged of the pressure of water 20 through injection is from cavity 210 overflows and be inserted into the injection machine 300.
Next, carry out the step (S300) of draining with the mode identical and remove the step (S500) of product with first preferred embodiment.
<utilizing the synthetic resin cock manufacturing equipment of WIT >
(first embodiment)
Figure 14 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of first preferred embodiment of the invention.Shown in figure 14, have cavity 210 according to the mould 200 of first preferred embodiment of the invention, wherein, cavity 210 forms with the shape of predetermined prod (for example, cock 100).The warm water injection part 900 and the cold water injection part 950 of tap 800, cock 100 considered in the formation of this cavity 210.In this case; Side at the tap that is used to form cock 100 800 of cavity 210 forms chute 220 and auxiliary chamber 230; Chute 220 is used to discharge the resin 10 from cavity 210 overflows, and the overflow resin 10 that passes chute 220 is stored in the auxiliary chamber 230.Consider be used to control the water yield and temperature controlling box, insert the warm water injection part 900 of warm water tube and insert cold water pipe cold water injection part 950 the space is set, form this cavity 210 according to product attribute.
Be used for resin 10 is expelled in the cavity 210 of mould 200 and is connected in the opposite opposite side of a side that forms chutes 220 with cavity 210 according to the injection machine 300 of first preferred embodiment of the invention.
Be used for forming hollow bulb in the resin 10 in being expelled to cavity 210 according to the injector 400 of first preferred embodiment of the invention, and comprise the water filling portion 450 that is used for injection water 20 that is arranged on the one of which side.The side that injector 400 is used for injection water 20 is connected in a side of cavity 210.The pressure that the water of supplying with from injector 400 20 utilizes water 20 is according to the hollow bulb in the path formation resin 10 of water 20.In this case, the resin 10 of overflow is discharged to auxiliary chamber 230.In addition, injector 400 has the hydraulic cylinder of the pressure that is used to control water 20.Preferably, by the pressure of the water 20 of hydraulic cylinder control at 80bar in the scope of 210bar.
According to the air feeder 600 of first preferred embodiment of the invention be used for injecting air with the inner surface that prevents hollow bulb because the pressure of water 20 reduces when the water that is expelled to resin 10 20 is converted in the steam device of roughening.This air feeder 600 comprises: the air compressor 650 that is used to supply with the air with strong pressure; And air nozzle 610, be arranged to air compressor is linked to each other with a side of injector 400, be used for the edge direction injection air identical to cavity 210 with the water inlet of injector 400.
(second embodiment)
Figure 15 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of second preferred embodiment of the invention.Shown in figure 15, have cavity 210 according to the mould 200 of second preferred embodiment of the invention, cavity 210 forms with the shape of predetermined prod (for example, cock 100).The warm water injection part 900 and the cold water injection part 950 of tap 800, cock 100 considered in the formation of this cavity 210.
(the 3rd embodiment)
Figure 16 is the sketch map according to the synthetic resin cock manufacturing equipment that utilizes WIT of third preferred embodiment of the invention.Shown in figure 16, have cavity 210 according to the mould 200 of third preferred embodiment of the invention, cavity 210 forms with the shape of predetermined prod (for example, cock 100).Warm water injection part 900 and the cold water injection part 950 of tap 800, cock 100 considered in the formation of this cavity 210.
Be connected in and form the adjacent side of part of the tap 800 of cavity 210 according to the injection machine 300 of third preferred embodiment of the invention.
<utilizing the synthetic resin cock of WIT >
Figure 17 is the face upwarding stereogram according to synthetic resin cock of the present invention.Shown in figure 17, synthetic resin cock 100 according to the present invention manufactures through the synthetic resin cock manufacturing approach of utilizing WIT and manufacturing equipment and forms tap 800, warm water injection part 900, cold water injection part 950 and control box insertion section (not shown).
As stated, it will be appreciated by those skilled in the art that under the situation that does not depart from technical key point of the present invention or substantive characteristics that exemplary embodiment of the present invention can realize with multiple modification and alternative form.Yet, should be appreciated that and be not intended to exemplary embodiment of the present invention is limited to the particular forms disclosed.It is also understood that scope of the present invention limits claim rather than detail specifications of the present invention, and exemplary embodiment of the present invention covers within the scope of the invention all modifications, is equal to replacement and alternative form.
Claims (18)
1. synthetic resin cock manufacturing approach of utilizing WIT, said manufacturing approach comprises:
Resin (10) is expelled to the first step (S100) in the cavity (210) of mould (200);
Utilization is connected in the injector (400) of a side of said cavity (210), and water (20) is expelled in the said resin (10) to form second step (S200) of hollow bulb;
The third step (S300) of discharge water after the said resin of sclerosis; And
The 4th step (S400) that removes said mould (200) and take out product.
2. manufacturing approach according to claim 1; Wherein, In said first step (S100), the said resin (10) that is expelled in the said cavity (210) of said mould (200) is from polypropylene (PP), ABS, PA6, PBT, PA66, PEEK and LCP resin, select a kind of.
3. manufacturing approach according to claim 1, wherein, in said second step (S200), the pressure of the water of injection (20) is in 80bar arrives the scope of 210bar.
4. manufacturing approach according to claim 1, wherein, said second step (S200) comprises first substep (S210) of second step of the said resin (10) of discharge overflow in injection water (20).
5. manufacturing approach according to claim 4, wherein, in first substep (S210) of said second step, the resin of overflow (10) is discharged to chute (220).
6. manufacturing approach according to claim 4, wherein, in first substep (S210) of said second step, the said resin (10) of overflow is back in the injection machine (300).
7. manufacturing approach according to claim 1, wherein, said third step comprises:
After said resin (10) sclerosis, the pressure that reduces water (20) is to remove first substep (S310) of the third step of the water (20) in the said resin (10) through water (20) being converted into steam; And
Inject air in the said resin (10) and draw second substep (S320) of steam with the third step of the inner surface roughening that prevents product.
8. manufacturing approach according to claim 7, wherein, in first substep (S310) of said third step, the pressure of said water (20) is lowered to 1bar.
9. manufacturing approach according to claim 7 wherein, repeats first substep (S310) of said third step with raise the once more mode that makes all water (20) all be converted into steam of the internal pressure owing to said resin (10) in water (20) boiling.
10. synthetic resin cock manufacturing equipment that utilizes WIT comprises:
Mould (220) has the cavity (210) that forms shape of product;
Injection machine (300) is used for the resin (10) of liquid phase is expelled to the said cavity (210) of said mould (220);
Injector (400) is used for injection water (20) in the resin that is expelled to said cavity (210) (10), to form hollow bulb;
Air feeder (600) is arranged on the side of said injector (400), to inject air in the said cavity (210); And
Suction nozzle (700) is arranged on the side of said injector (400), removes the water that is expelled in the said resin (10) to be converted into steam through the water (20) with injection.
11. manufacturing equipment according to claim 10, wherein, said mould (200) comprises the chute (220) on the side that is formed on said cavity (210), is used to discharge the resin (10) of overflow.
12. manufacturing equipment according to claim 10, wherein, a side of said chute (220) is provided with auxiliary chute (230), is used for storing the resin (10) from said cavity (210) overflow.
13. manufacturing equipment according to claim 10, wherein, said injector (400) comprises the hydraulic cylinder of the pressure of the water (20) that is used to control supply.
14. manufacturing equipment according to claim 10 also comprises:
Be used for supplying with the water tank (500) of water (20) to said injector (400).
15. manufacturing equipment according to claim 10, wherein, said air feeder (600) comprising:
Air compressor (650) is used for supplying with the air that is expelled to said resin (10); And
Air nozzle (610) is used to provide the path from the air of said air compressor (650) supply.
16. manufacturing equipment according to claim 10, wherein, said suction nozzle (700) comprises the aspirator (750) that is arranged on the one of which side, and said aspirator (750) is used for drawing air and the steam that is expelled to said resin (10).
17. a synthetic resin cock is made through manufacturing approach according to claim 1.
18. a synthetic resin cock is made through manufacturing equipment according to claim 10.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2009/006646 WO2011059124A1 (en) | 2009-11-12 | 2009-11-12 | Manufacturing method of synthetic resin faucet using wit, manufacturing device thereof, and faucet manufactured thereby |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102666062A true CN102666062A (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801623685A Pending CN102666062A (en) | 2009-11-12 | 2009-11-12 | Manufacturing method of synthetic resin faucet using WIT, manufacturing device thereof, and faucet manufactured thereby |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102666062A (en) |
| WO (1) | WO2011059124A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552804B (en) * | 2015-01-31 | 2019-01-15 | 北京中拓机械集团有限责任公司 | The mold of the auxiliary injection molding of water |
| CN104552803B (en) * | 2015-01-31 | 2018-12-04 | 北京中拓机械集团有限责任公司 | The method of hollow product injection molding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5759459A (en) * | 1995-08-30 | 1998-06-02 | Battenfeld Gmbh | Method for producing plastic objects |
| US5928677A (en) * | 1995-11-25 | 1999-07-27 | Battenfeld Gmbh | Apparatus for producing hollow plastic objects with pressurized gas injection after overflow cut-off |
| CN1458876A (en) * | 2001-07-10 | 2003-11-26 | 辛普瑞斯注气有限公司 | Process and apparatus for injection moulding |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712623B2 (en) * | 1992-03-16 | 1995-02-15 | 株式会社日本製鋼所 | Injection molding method and apparatus for molded article having hollow portion |
| JPH10156856A (en) * | 1996-11-29 | 1998-06-16 | Beishin Kogyo Kk | Method for molding of synthetic resin molding |
| KR20040096027A (en) * | 2003-05-07 | 2004-11-16 | 현대자동차주식회사 | Manufacturing method of plastic accelerator pedal for vehicle using WIT and plastic accelerator pedal of that |
| KR100996456B1 (en) * | 2008-09-22 | 2010-11-25 | (주) 민성정밀 | Manufacturing Method of Synthetic Resin Faucet Using WIT and Thereof |
-
2009
- 2009-11-12 WO PCT/KR2009/006646 patent/WO2011059124A1/en active Application Filing
- 2009-11-12 CN CN2009801623685A patent/CN102666062A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5759459A (en) * | 1995-08-30 | 1998-06-02 | Battenfeld Gmbh | Method for producing plastic objects |
| US5928677A (en) * | 1995-11-25 | 1999-07-27 | Battenfeld Gmbh | Apparatus for producing hollow plastic objects with pressurized gas injection after overflow cut-off |
| CN1458876A (en) * | 2001-07-10 | 2003-11-26 | 辛普瑞斯注气有限公司 | Process and apparatus for injection moulding |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011059124A1 (en) | 2011-05-19 |
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Application publication date: 20120912 |