CN103895185B - There is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function - Google Patents
There is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function Download PDFInfo
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- CN103895185B CN103895185B CN201410149052.5A CN201410149052A CN103895185B CN 103895185 B CN103895185 B CN 103895185B CN 201410149052 A CN201410149052 A CN 201410149052A CN 103895185 B CN103895185 B CN 103895185B
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- sleeve pipe
- cast gate
- outer tube
- gate sleeve
- water
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- 230000005855 radiation Effects 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 239000007787 solid Substances 0.000 claims 1
- 239000000498 cooling water Substances 0.000 abstract description 43
- 230000033228 biological regulation Effects 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 description 13
- 238000005491 wire drawing Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000004227 thermal cracking Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of high efficiency and heat radiation double hose water-cooled sprue bush with temperature detection, cast gate sleeve pipe (1) is outside equipped with outer tube (3), forms the cavity that two ends seal between tube wall and the tube wall of cast gate sleeve pipe (1) of outer tube (3)；Outlet (5) place is provided with water outlet baffle plate (6), and water outlet baffle plate (6) is arranged in the cavity of outer tube (3) and cast gate sleeve pipe (1), is provided with distance between bottom surface and the bottom surface of outer tube (3) of water outlet baffle plate (6)；Water inlet (4) place is provided with valve (9)；The bottom of cast gate sleeve pipe (1) is provided with lamellar fin (10), and outer tube (3) lower end is provided with temperature inductor (11).Fin of the present invention increases radiating efficiency, and temperature inductor detects the temperature of the cooling water of the lower end of cast gate sleeve pipe in real time, adjusts the valve at the mouth of a river, by the flow rate regulation of cooling water to optimum, improves radiating efficiency, has saved cooling water circulation amount.
Description
Technical field
The present invention relates to technical field of mold, particularly relate to a kind of high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function.
Background technology
Sprue bush makes the plastic material melted be injected into mould inside from the nozzle of injection machine, for connecting into the metal fittings of mould and injection machine, owing to transferring heat to sprue bush when melted plastic material flows through sprue bush, sprue bush is ceaselessly heated, sprue bush is easy crosses Thermal cracking, affects the service life of sprue bush；In prior art, dispel the heat by arranging radiating groove at the outer surface of sprue bush, prevent sprue bush from crossing Thermal cracking.
Such as, patent 203449552 discloses a kind of die gate casing, by arranging some radiating grooves at the outer surface of sprue bush, add the radiating effect of sprue bush, extend the service life of sprue bush, but, only by sprue bush surface self-radiating, radiating rate is slow, and radiating effect is poor.
Patent 203495175 discloses a kind of novel sprue bush structure for high compression mod, the present invention is by arranging a plurality of boss from top to bottom arranged at the outer wall of sprue bush, make to be formed between each boss the cooling water channel of Cooling Water circulation, by to injecting cooling water in water proof set, ensure that cooling water is at same direction internal circulation flow, logical supercooled water reduces the temperature of sprue bush, but, this structure cooling water is arranged on helical form and is looped around in the water proof set of sprue bush tube wall, the limited area that sprue bush contacts with cooling water, and water proof set radius is little, easily blocking water proof set, cooling water is required height.
In prior art; when sprue bush being lowered the temperature by water-cooled; if water temperature is supercool; when sprue bush runs into supercool cooling water; sprue bush is easily owing to meeting suddenly cold generation cracking; if cooler-water temperature is too high; do not have the effect of cooling; in prior art, it is not involved with the sprue bush with cooling water temperature detection, if by the temperature of detection cooling water; and the flow of the water of regulation cooling accordingly; and then regulation cooling water temperature, both can protect sprue bush, can save again cooling water circulation.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, it is provided that a kind of high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function.
For solving above-mentioned technical problem, the technical solution used in the present invention is: double hose water-cooled anti-wire drawing sprue bush, including cast gate sleeve pipe, gummosis passage it is provided with in the middle of cast gate sleeve pipe, cast gate sleeve pipe is outside equipped with outer tube, outer tube is stretched out at the two ends of cast gate sleeve pipe, it is provided with gap between tube wall and the tube wall of cast gate sleeve pipe of outer tube, the two ends of outer tube are tightly connected with the tube wall of cast gate sleeve pipe, so form the cavity that two ends seal between tube wall and the tube wall of cast gate sleeve pipe of outer tube, this cavity is exactly the containing cavity cooling down water, and sprue bush tube wall transfers heat to cool down water.
The upper end of outer tube is provided with water inlet and outlet, water outlet is provided with water outlet baffle plate, water outlet baffle plate is arranged at the water inlet direction of outlet, water outlet baffle plate is arranged in the cavity of outer tube and cast gate sleeve pipe, water outlet baffle plate top and the top fixed seal connection of outer tube, the side of water outlet baffle plate and outer tube wall fixed seal connection, it is provided with distance between bottom surface and the bottom surface of outer tube of water outlet baffle plate, gap is all left between water outlet baffle plate and cast gate sleeve pipe and outer tube wall, water outlet baffle plate separates into two chambeies the cavity formed between cast gate sleeve pipe and outer tube wall, the two communicates bottom chamber, the chamber formed between the outer tube wall at water outlet baffle plate and outlet place becomes exhalant canal, so, cooling water enters cavity from water inlet, then exhalant canal is entered into by the connection of water outlet baffle plate lower end, flowed out by outlet.
Water inlet is provided with valve；The bottom of cast gate sleeve pipe is provided with lamellar fin, and described lamellar fin is ring-type to be fixedly installed on outside cast gate sleeve pipe；Being provided with temperature inductor on the inwall of described outer tube lower end, described temperature inductor is connected with external display device.Owing to the cooling water water inlet from outer tube upper end is flowed in cavity, upper end (midpoint above section) cooler-water temperature of cast gate sleeve pipe is relatively low, rate of cooling is fast, the lower end (midpoint is with lower part) of cast gate sleeve pipe has absorbed heat due to cooling water, cooling water temperature rises, rate of cooling is slower, in the lower end of cast gate sleeve pipe, fin is set, increase radiating efficiency, temperature inductor is arranged on the inwall of described outer tube lower end, the temperature of the cooling water of the lower end of cast gate sleeve pipe can be detected in real time, and Temperature numerical is transferred to external display device, when temperature is higher, adjust the valve at the mouth of a river, increase cooling water flow velocity, anyway, reduce cooling water flow velocity, by the flow rate regulation of cooling water to optimum, improve radiating efficiency, save cooling water circulation amount.
More preferably, lamellar fin quantity is 5 ~ 10, is spaced 2mm ~ 5mm and arranges between lamellar fin, and experiment shows, can fully play heat dissipation balancing, it is ensured that the service life of sprue bush.
More preferably, valve can use electromagnetic valve, and electromagnetic valve can be connected with the control device for electromagnetic valve for adjusting valve size, controls device and is connected with temperature sensor, it is possible to achieve realizes being automatically adjusted of valve according to the temperature of temperature sensor detection.
The lower tube wall thickness of cast gate sleeve pipe is less than head tube wall thickness, and cast gate sleeve pipe is inverted cone.
The lower tube wall thickness of cast gate sleeve pipe is 2mm ~ 5mm, and the head tube wall thickness of cast gate sleeve pipe is 6mm ~ 10mm.The plastic material flow outlet tube wall of cast gate sleeve pipe is thinning, it is possible to prevent wire drawing, simultaneously, entered the accommodating cavity of cooling water by the water inlet at outer tube top owing to cooling down water after, after absorbing heat, water temperature increase, when cooling down water and arriving cavity bottom, water temperature will not be supercool, sprue bush tube wall lower thickness, will not be because of tube wall owing to causing cracking due to the cooling water that Contact Temperature is relatively low suddenly, simultaneously, owing to pipe thickness is thinning, radiating rate is fast, and sprue bush tube wall also will not be owing to crossing Thermal cracking.So, on the premise of preventing wire drawing, the most do not affect the service life of sprue bush.
Cast gate cannula tip is stretched out one end of outer tube and is provided with centring ring 7, prevents sprue bush from use producing displacement.
Distance between bottom surface and the bottom surface of outer tube of water outlet baffle plate is 0.5cm ~ 1.5cm.
Water inlet and outlet are arranged on the cross section of same diameter of outer tube.So, water inlet and outlet are symmetrical arranged, it is possible to ensure cooling water circulation process in the cavities.
Compared with prior art, beneficial effects of the present invention has: water inlet of the present invention is provided with valve；The bottom of cast gate sleeve pipe is provided with lamellar fin, and described lamellar fin is ring-type to be fixedly installed on outside cast gate sleeve pipe；Being provided with temperature inductor on the inwall of described outer tube lower end, described temperature inductor is connected with external display device.Owing to the cooling water water inlet from outer tube upper end is flowed in cavity, upper end (midpoint above section) cooler-water temperature of cast gate sleeve pipe is relatively low, rate of cooling is fast, the lower end (midpoint is with lower part) of cast gate sleeve pipe has absorbed heat due to cooling water, cooling water temperature rises, rate of cooling is slower, in the lower end of cast gate sleeve pipe, fin is set, increase radiating efficiency, temperature inductor is arranged on the inwall of described outer tube lower end, the temperature of the cooling water of the lower end of cast gate sleeve pipe can be detected in real time, and Temperature numerical is transferred to external display device, when temperature is higher, adjust the valve at the mouth of a river, increase cooling water flow velocity, anyway, reduce cooling water flow velocity, by the flow rate regulation of cooling water to optimum, improve radiating efficiency, save cooling water circulation amount.
Further, cooling water enters cavity from water inlet, then exhalant canal is entered into by the connection of water outlet baffle plate lower end, flowed out by outlet, cooling water can flow into cavity from upper end, cavity bottom had been absorbed the cooling water of heat and had been flowed out by exhalant canal, and cooling water is fully and cast gate casing-contact, good cooling results.
Further, the plastic material flow outlet tube wall of cast gate sleeve pipe is thinning, it is prevented from wire drawing, simultaneously, entered the accommodating cavity of cooling water by the water inlet at outer tube top owing to cooling down water after, after absorbing heat, water temperature increases, and when cooling down water and arriving cavity bottom, water temperature will not be supercool, sprue bush tube wall lower thickness, will not be because of tube wall owing to causing cracking, simultaneously as pipe thickness is thinning due to the cooling water that Contact Temperature is relatively low suddenly, radiating rate is fast, and sprue bush tube wall also will not be owing to crossing Thermal cracking.So, on the premise of preventing wire drawing, the most do not affect the service life of sprue bush.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present invention；
Fig. 2 is Section A-A figure of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in Figure 1, there is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function, including cast gate sleeve pipe 1, it is provided with gummosis passage 2 in the middle of cast gate sleeve pipe 1, cast gate sleeve pipe 1 is outside equipped with outer tube 3, outer tube 3 is stretched out at the two ends of cast gate sleeve pipe 1, it is provided with gap between tube wall and the tube wall of cast gate sleeve pipe 1 of outer tube 3, the two ends of outer tube 3 are tightly connected with the tube wall of cast gate sleeve pipe 1, so form the cavity that two ends seal between tube wall and the tube wall of cast gate sleeve pipe 1 of outer tube 3, this cavity is exactly the containing cavity cooling down water, and cast gate sleeve pipe 1 tube wall transfers heat to cool down water.
nullAs shown in Figure 2，The upper end of outer tube 3 is provided with water inlet 4 and outlet 5，Water outlet baffle plate 6 it is provided with at outlet 5，Water outlet baffle plate is arranged at the water inlet direction of outlet，Water outlet baffle plate 6 is arranged in the cavity of outer tube 3 and cast gate sleeve pipe 1，Water outlet baffle plate 6 top and the top fixed seal connection of outer tube 3，The side of water outlet baffle plate 6 and outer tube 3 inwall fixed seal connection，It is provided with distance between bottom surface and the bottom surface of outer tube 3 of water outlet baffle plate 6，Gap is all left between water outlet baffle plate 6 and cast gate sleeve pipe 1 and outer tube wall，The cavity formed between 6 cast gate sleeve pipes of water outlet baffle plate and outer tube 3 tube wall separates into two chambeies，The two communicates bottom chamber，The chamber formed between outer tube 3 tube wall at water outlet baffle plate 6 and outlet place becomes exhalant canal 8，So，Cooling water enters cavity from water inlet 4，Then exhalant canal 8 is entered into by the connection of water outlet baffle plate 6 lower end，Flowed out by outlet 5.
Valve 9 it is provided with at water inlet 4；The bottom of cast gate sleeve pipe 1 is provided with lamellar fin 10, and described lamellar fin 10 is ring-type to be fixedly installed on outside cast gate sleeve pipe 1；Being provided with temperature inductor 11 on the inwall of described outer tube 3 lower end, described temperature inductor 11 is connected with external display device.
More preferably, lamellar fin 10 quantity is 8, is spaced 2mm ~ 5mm and arranges between lamellar fin 10, and experiment shows, can fully play heat dissipation balancing, it is ensured that the service life of sprue bush.
Valve 9 uses electromagnetic valve, electromagnetic valve is connected with the control device for electromagnetic valve for adjusting valve size, control device to be connected with temperature sensor 11, can realize realizing being automatically adjusted of valve (above content is the more excellent setting of the present invention, does not draw in accompanying drawing) according to the temperature of temperature sensor detection.
The lower tube wall thickness of cast gate sleeve pipe 1 is less than head tube wall thickness, and cast gate sleeve pipe 1 is in inverted cone.
The lower tube wall thickness of cast gate sleeve pipe 1 is 2mm ~ 5mm, and the head tube wall thickness of cast gate sleeve pipe 1 is 6mm ~ 10mm.The plastic material flow outlet tube wall of cast gate sleeve pipe is thinning, it is possible to prevents wire drawing, on the premise of preventing wire drawing, does not the most affect the service life of sprue bush.
Cast gate sleeve pipe 1 top is stretched out one end of outer tube and is provided with centring ring 7, prevents sprue bush from use producing displacement.
Distance between bottom surface and the bottom surface of outer tube 3 of water outlet baffle plate 6 is 0.5cm ~ 1.5cm.
Water inlet 4 and outlet 5 are arranged on the cross section of same diameter of outer tube 3.So, water inlet 4 and outlet 5 are symmetrical arranged, it is possible to ensure cooling water circulation process in the cavities.
Below it is only the preferred embodiment of the present invention; it is noted that, for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (8)
1. there is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function, including cast gate sleeve pipe (1), described cast gate sleeve pipe
(1) it is provided with gummosis passage (2) in the middle of, it is characterised in that described cast gate sleeve pipe (1) is outside equipped with outer tube (3), described
Outer tube (3) is stretched out at the two ends of cast gate sleeve pipe (1), sets between tube wall and the tube wall of cast gate sleeve pipe (1) of described outer tube (3)
Being equipped with gap, the two ends of described outer tube (3) are tightly connected with the tube wall of cast gate sleeve pipe (1), the tube wall of outer tube (3) with water
The cavity that two ends seal is formed between the tube wall of muzzle pipe (1)；
The upper end of described outer tube (3) is provided with water inlet (4) and outlet (5), and described outlet (5) place is provided with water outlet gear
Plate (6), described water outlet baffle plate (6) is arranged in the cavity of outer tube (3) and cast gate sleeve pipe (1), described water outlet baffle plate
(6) top and the top fixed seal connection of outer tube (3), the side of described water outlet baffle plate (6) is solid with outer tube (3) inwall
Surely it is tightly connected, between the tube wall of the outer tube (3) at described water outlet baffle plate (6) and described outlet (5) place, forms water outlet
Passage (8)；It is provided with distance, described water outlet baffle plate between bottom surface and the bottom surface of outer tube (3) of described water outlet baffle plate (6)
(6) and gap is all left between cast gate sleeve pipe (1) and outer tube (3) tube wall；
Described water inlet (4) place is provided with valve (9)；
The bottom of described cast gate sleeve pipe (1) is provided with lamellar fin (10), and described lamellar fin (10) is ring-type to be fixedly installed on
Cast gate sleeve pipe (1) is outward；Temperature inductor (11), described temperature inductor it is provided with on the inwall of described outer tube (3) lower end
(11) it is connected with external display device；
One end that outer tube is stretched out on described cast gate sleeve pipe (1) top is provided with centring ring (7)；
Described cast gate sleeve pipe (1) is in inverted cone.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
Described lamellar fin (10) quantity is 5～10.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
It is spaced 2mm～5mm between described lamellar fin (10) to arrange.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
Described valve is electromagnetic valve.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
The lower tube wall thickness of described cast gate sleeve pipe (1) is less than head tube wall thickness.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
The lower tube wall thickness of described cast gate sleeve pipe (1) is 2mm～5mm, and the head tube wall thickness of described cast gate sleeve pipe (1) is
6mm～10mm.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
Distance between bottom surface and the bottom surface of outer tube (3) of described water outlet baffle plate (6) is 0.5cm～1.5cm.
The high efficiency and heat radiation double hose water-cooled sprue bush with temperature detecting function the most according to claim 1, it is characterised in that:
On the cross section of the same diameter that described water inlet (4) and outlet (5) are arranged on described outer tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410149052.5A CN103895185B (en) | 2014-04-15 | 2014-04-15 | There is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410149052.5A CN103895185B (en) | 2014-04-15 | 2014-04-15 | There is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function |
Publications (2)
| Publication Number | Publication Date |
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| CN103895185A CN103895185A (en) | 2014-07-02 |
| CN103895185B true CN103895185B (en) | 2017-01-04 |
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| CN201410149052.5A Active CN103895185B (en) | 2014-04-15 | 2014-04-15 | There is the high efficiency and heat radiation double hose water-cooled sprue bush of temperature detecting function |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675328A (en) * | 2018-06-29 | 2018-10-19 | 河南玉发磨料有限公司 | A kind of semi dry dense alumina connects packet |
| CN108748930A (en) * | 2018-07-05 | 2018-11-06 | 苏州华吉威自动化设备有限公司 | A kind of cooling body of injection molding machine |
| CN108908877B (en) * | 2018-07-05 | 2020-05-08 | 苏州华吉威自动化设备有限公司 | Plastic injection molding device with cooling and cleaning functions |
| CN110126225A (en) * | 2019-05-28 | 2019-08-16 | 长春华拓汽车零部件有限公司 | A kind of fortune water jacket cooling for injection mold hot runner system |
| CN111409234A (en) * | 2020-03-30 | 2020-07-14 | 东莞市艾尔玛塑件科技有限公司 | Sprue bush |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56126141A (en) * | 1980-03-07 | 1981-10-02 | Hitachi Ltd | Cooling mechanism for core mold for injection-molding |
| CN202006533U (en) * | 2011-04-29 | 2011-10-12 | 杭州飞尔达精密模具有限公司 | Powerful mould cooling device |
| CN203844132U (en) * | 2014-04-15 | 2014-09-24 | 昆山市大久电子有限公司 | High-efficiency heat dissipation double-tube type water-cooling sprue bushing with temperature detection function |
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2014
- 2014-04-15 CN CN201410149052.5A patent/CN103895185B/en active Active
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| CN103895185A (en) | 2014-07-02 |
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Inventor after: Zheng Jianxiong Inventor before: Wang Feng |
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Effective date of registration: 20160922 Address after: Suzhou City, Jiangsu province 215316 high tech Zone in Kunshan City, North Okitomo Road No. 10 Applicant after: KUNSHAN ONE BANTAL AUTO PARTS MANUFACTURING Co.,Ltd. Address before: 215347 Kunshan, Jiangsu, new town, South Road, No. 525, No. Applicant before: KUNSHAN DAJIU ELECTRONICS Co.,Ltd. |
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Effective date of registration: 20170907 Address after: 215347 Kunshan, Jiangsu, new town, South Road, No. 525, No. Patentee after: KUNSHAN DAJIU ELECTRONICS Co.,Ltd. Address before: Suzhou City, Jiangsu province 215316 high tech Zone in Kunshan City, North Okitomo Road No. 10 Patentee before: KUNSHAN ONE BANTAL AUTO PARTS MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20180313 Address after: Yushan city Kunshan town Suzhou city Jiangsu province 215300 Mountain Road No. 189 room 3 Patentee after: KUNSHAN DINGQING PRECISION MOULD CO.,LTD. Address before: No. 68, No. 68, Songhe Road, Luzhi Town, Wuzhong District, Wuzhong District, Jiangsu Patentee before: SUZHOU JUNBAO ELECTRONIC CO.,LTD. Effective date of registration: 20180313 Address after: No. 68, No. 68, Songhe Road, Luzhi Town, Wuzhong District, Wuzhong District, Jiangsu Patentee after: SUZHOU JUNBAO ELECTRONIC CO.,LTD. Address before: 215347 Kunshan, Jiangsu, new town, South Road, No. 525, No. Patentee before: KUNSHAN DAJIU ELECTRONICS Co.,Ltd. |