WO2016115839A1 - Système de refroidissement hybride à air et à eau pour moule et moule de moyeu de roue à basse pression pourvu du système - Google Patents

Système de refroidissement hybride à air et à eau pour moule et moule de moyeu de roue à basse pression pourvu du système Download PDF

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Publication number
WO2016115839A1
WO2016115839A1 PCT/CN2015/083406 CN2015083406W WO2016115839A1 WO 2016115839 A1 WO2016115839 A1 WO 2016115839A1 CN 2015083406 W CN2015083406 W CN 2015083406W WO 2016115839 A1 WO2016115839 A1 WO 2016115839A1
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WO
WIPO (PCT)
Prior art keywords
mold
cooling
cooling terminal
water
terminal
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PCT/CN2015/083406
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English (en)
Chinese (zh)
Inventor
叶成
高翔
张传勇
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昆山众异特机械工业有限公司
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Application filed by 昆山众异特机械工业有限公司 filed Critical 昆山众异特机械工业有限公司
Priority to DE212015000021.4U priority Critical patent/DE212015000021U1/de
Priority to JP2017600125U priority patent/JP3214411U/ja
Priority to RU2016112552U priority patent/RU176174U1/ru
Publication of WO2016115839A1 publication Critical patent/WO2016115839A1/fr

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20Accessories: Details
    • B22D17/22Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2218Cooling or heating equipment for dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00Pressure casting; Vacuum casting
    • B22D18/04Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D15/00Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
    • B22D15/005Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor of rolls, wheels or the like

Definitions

  • the invention relates to the technical field of automobile wheel hub molds, in particular to a feng shui mixed cooling system for cooling a mold and a low pressure hub mold with the same.
  • the existing automobile wheel mold air cooling structure uses the compressed air of 4-6 kgf (kilogram force) pressure to act on the cooling terminal of the mold to take away the heat of the automobile hub mold, so as to reduce the mold temperature.
  • the cooling rate of this cooling method is slow, which leads to prolonged mold opening time, which affects the production efficiency of the product and the mechanical properties of the product material.
  • the object of the present invention is to provide a low-pressure hub mold feng shui mixed cooling system, which can be used for rapid cooling, rapid solidification and rapid mold opening of the hot junction portion of the mold by using air cooling and water cooling.
  • the present invention employs the following technical solutions:
  • a mold feng shui mixed cooling system comprises an external air pressure source machine, a first pressure gauge, a first flow meter and a first pipe and a main pipe, wherein the external air pressure source machine is connected to one end of the main pipe through a first pipe, the main pipe
  • the other end includes not less than two shunt tubes;
  • the first duct is provided with a first flow meter,
  • the shunt tube is connected to the mold hot junction cooling terminal, and further comprises an external circulating cooling water machine, wherein the external circulating cooling water machine is connected to the second pipe, and the second pipe is connected with the first pipe and connected to the main pipe
  • the second pipe is sequentially provided with a second pressure gauge, a second electromagnetic control valve and a second flowmeter, and the first pipeline is further provided with a first electromagnetic control valve, and the shunt tube and the mold are thermally cooled.
  • the number of terminals is consistent, and electromagnetic control valves are respectively arranged on the shunt tubes.
  • the first pipe is further provided with a first one-way valve
  • the second pipe is provided with a second one-way valve
  • a low-pressure hub mold having the above-described mold feng shui mixing and cooling system, the low-pressure hub mold comprising an upper mold, a lower mold and a side mold, the side mold being placed on both sides of the upper mold and the bottom end and the lower end of the lower mold In contact, the upper mold, the lower mold and the side mold are all provided with a mold hot junction cooling terminal.
  • the mold hot junction cooling terminal comprises: a split cone water cooling terminal, an air surface cooling terminal, an installation wind cooling terminal, an upper mold slope air cooling terminal, a floating air cooling terminal after the upper mold, and a water hanging before the side mold Cooling terminal, lower die PCD wind cooling terminal, lower die slope water cooling terminal, lower die rib stroke cooling terminal, lower die rib tip water cooling terminal.
  • the upper mold further comprises a splitter cone, the split cone cone is provided with a split cone water cooling terminal, and a side of the splitter cone is provided with a split cone water cooling terminal outlet; Nozzle surface cooling terminal, installation disk air cooling terminal, upper mold slope air cooling terminal and upper mold rear hanging air cooling terminal, said split flow water cooling terminal, an air surface cooling terminal, an installation wind cooling terminal, an upper mold slope wind After the cooling terminal and the upper mold, the hanging air cooling terminal is connected to the main pipe through the shunt pipe to cool the mold.
  • the installation disk air cooling terminal is located in a pressure plate of the upper mold; the air surface cooling terminal is a mounting surface cooling port uniformly distributed in the upper mold in a circumferential direction; the upper mold slope air cooling terminal And a slanting air cooling port uniformly distributed in the upper mold in a circumferential direction; the upper mold rear hanging air cooling terminal is a rear hanging air cooling port uniformly distributed in the upper mold in a circumferential direction.
  • the side mold is provided with a side mold front water cooling terminal, and the side mold front water cooling terminal is connected with the shunt tube for cooling water circulation.
  • the side mold front water cooling terminal is a front hanging cooling port uniformly distributed in the side mold in a circumferential direction, and the side mold front water cooling terminal is disposed close to the front hanging.
  • the lower die is provided with a lower die PCD wind cooling terminal, a lower die slope water cooling terminal, a lower die rib stroke cooling terminal, and a lower die rib tip water cooling terminal, and the lower die PCD wind cooling terminal and the lower die slope
  • the water cooling terminal, the lower mold rib stroke cooling terminal, and the lower mold rib tip water cooling terminal are respectively connected to the shunt tube to cool the mold.
  • the lower mold slope water cooling terminal is a water circulation cooling terminal uniformly distributed in the lower molding plate in a circumferential direction, and the lower molding plate is provided with a pressure plate water inlet and a pressure plate water outlet; the lower mold rib water
  • the cooling terminal is a water circulation cooling terminal uniformly distributed on the water cooling ring of the lower mold in the circumferential direction, and the water cooling ring of the lower mold is provided with a water cooling ring water inlet and a water cooling ring water outlet.
  • the mold feng shui mixed cooling system of the present invention can be used for rapid cooling, rapid solidification, rapid mold opening, and high product production efficiency by using air cooling and water cooling.
  • the shunt cone water cooling terminal, the side mold front water cooling terminal, the lower mold slope water cooling terminal, and the lower mold rib tip water cooling terminal in the low pressure hub mold of the present invention cool the mold by cooling water circulation, so that the casting can be made Rapid cooling and solidification, effectively shortening the casting grain growth time, so that the mechanical properties of the product can be increased by more than 10% compared with ordinary cooling, so that the production efficiency of the product is 1.5-2 times higher than that of ordinary air cooling; the qualified rate of production is increased by 5%. the above.
  • FIG. 1 is a schematic structural view of a mold feng shui mixed cooling system according to an embodiment of the present invention
  • FIG. 2 is a schematic structural view of a low pressure hub mold according to an embodiment of the present invention.
  • FIG. 3 is a schematic view showing a distribution of an upper mold cooling terminal according to an embodiment of the present invention.
  • FIG. 4 is a schematic view showing a distribution of a front-side cooling terminal provided by a specific embodiment of the present invention.
  • FIG. 5 is a schematic view showing a distribution of cooling terminals in a lower molding plate provided by an embodiment of the present invention.
  • FIG. 6 is a schematic view showing the distribution of cooling terminals in a water cooling ring of a lower mold according to an embodiment of the present invention.
  • the present invention provides a mold feng shui mixed cooling system, as shown in FIG. 1 , the system includes an external air pressure source machine 1 , a first pressure gauge 101 , a first flow meter 3 , a first duct 4 and a manifold 5 , External
  • the air compressor 1 is connected to one end of the main pipe 5 through a first pipe 4, and the other end of the main pipe 5 includes not less than two shunt pipes 6;
  • the first pipe is provided with a first flow meter 7 and a first pressure Table 101, the shunt tube 6 is connected to the mold hot junction cooling terminal;
  • the system further includes an external circulating cooling water machine 8, the external circulating cooling water machine 8 is connected to the second duct 9, the second duct 9 and the A pipe 4 is connected to the main pipe 5, and the second pipe 9 is sequentially provided with a second pressure gauge 102, a second electromagnetic control valve 112 and a second flow meter 7, and the first pipe 4 is further provided with The first electromagnetic control valve 111, the shunt tube
  • the first pipe 4 is further provided with a first one-way valve 41
  • the second pipe 9 is provided with a second one-way valve 91.
  • the present invention also provides a low pressure hub mold, as shown in FIG. 2, the low pressure hub mold described above, the mold feng shui mixing and cooling system, the low pressure hub mold including the upper mold 12, the lower mold 13 and the side mold 14
  • the side mold is placed on both sides of the upper mold 12 and the bottom end thereof is in contact with the upper end of the lower mold 13.
  • the upper mold 12, the lower mold 13, and the side mold 14 are provided with a mold hot junction cooling terminal.
  • the mold hot junction cooling terminal includes a split cone water cooling terminal 21, an air surface cooling terminal 22, a panel air cooling terminal 23, an upper mold slope air cooling terminal 24, and an upper mold.
  • the cooling terminal described in the mode is actually a cooling passage.
  • the upper mold 12 further includes a splitter cone 15, and the split cone 15 is provided with a split cone water cooling terminal 21, and the split cone 15 is provided with a split cone water cooling terminal outlet 211 on one side; the side of the splitter cone 15 is provided with an air-cooling terminal 22 for installation, a wind cooling terminal 23 for installation, a wind cooling terminal 24 for the upper mold, and a wind cooling for the upper mold.
  • Terminal 25 The split cone water cooling terminal 21, the mounting surface air cooling terminal 22, the installation coil air cooling terminal 23, the upper mold slope air cooling terminal 24, and the upper mold rear hanging air cooling terminal 25 are respectively connected to the main pipe 5 through the shunt pipe 6 to perform the mold cool down.
  • the installation air cooling terminal 23 is located in the pressure plate of the upper mold 12; the air surface cooling terminal 22 is a cooling surface of the mounting surface that is evenly distributed in the upper mold 12 in the circumferential direction;
  • the upper mold wind cooling terminal 24 is a ramp air cooling port uniformly distributed in the upper mold 12 in the circumferential direction; the upper mold rear wind cooling terminal 25 is evenly distributed in the upper mold 12 in the circumferential direction. After the hanging air cooling port.
  • the side mold 14 is provided with a side mold front water cooling terminal 26, and the side mold front water cooling terminal 26 is connected with the shunt tube 6 for cooling water circulation;
  • the side mold front water cooling terminal 26 is a front hanging cooling port uniformly distributed in the side mold 14 in the circumferential direction, and the side mold 14 is composed of four independent parts. They are not interfered with each other, and each part is provided with a side mold front water cooling terminal 26, and the side mold front water cooling terminal 26 is arranged close to the front hanging.
  • the lower die 13 is provided with a lower die PCD wind cooling terminal 27, a lower die slope water cooling terminal 28, a lower die rib stroke cooling terminal 29, and a lower die rib tip water cooling terminal 210, the lower die The PCD air cooling terminal 27, the lower mold slope water cooling terminal 28, the lower mold rib stroke cooling terminal 29, and the lower mold rib tip water cooling terminal 210 are respectively connected to the shunt tube 6 to cool the mold.
  • the lower mold slope water cooling terminal 28 is a water circulation cooling terminal uniformly distributed in the lower molding plate 16 in the circumferential direction, and the lower molding plate is provided with a pressure plate inlet 281. And the pressure plate water outlet 282, the circulating water enters the lower mold slope water cooling terminal 28 from the pressure plate water inlet 281, and the cooling water circulation terminal 28 is discharged from the pressure plate water outlet 282 to complete the cooling cycle; as shown in FIG.
  • the rib tip water cooling terminal 210 is a water circulation cold which is uniformly distributed on the lower mold water cooling ring 17 in the circumferential direction. However, the water cooling ring inlet 211 and the water cooling ring water outlet 212 are provided on the lower mold water cooling ring.
  • the lower mold rib water cooling terminal 210 is composed of four independent parts, wherein each part is The water-cooled terminals are all welded to the water-cooling terminal of the adjacent portion thereof through the pipe to form an integral lower-die rib-tip water-cooling terminal 210.
  • the electromagnetic control valve of the shunt pipe connected to the split cone water cooling terminal 21, the side mold front water cooling terminal 26, the lower mold slope water cooling terminal 28, and the lower mold rib tip water cooling terminal 210 is set and accessed.
  • the cooling circulating water with a pressure of 2.5-3 kgf flows through the cooling terminal on the above four sets of molds, at the split cone water cooling terminal 21, the side water front cooling water terminal 26, the lower mold slope water cooling terminal 28, and the lower mold rib tip water cooling terminal
  • compressed air is introduced to prevent the cooling water from staying in the mold cooling terminal to continue to cool the mold or form a vapor pressure in the cooling terminal, thereby affecting the water flow of the next cycle.
  • the installation surface air cooling terminal 22, the installation air cooling terminal 23, the upper mold slope air cooling terminal 24, the upper mold rear air cooling terminal 25, the lower mold PCD air cooling terminal 27, and the lower mold rib stroke cooling terminal 29 are cooled. Air cooling is used in the process.
  • the process of using the mold to produce the hub is: after the mold is clamped, the aluminum water in the bottom of the mold is compressed by the gas, and the liquid rises into the mold cavity through the gate of the lower mold, and each cooling on the mold Under the action of the terminal, the temperature of the aluminum water is lowered, and then the solidified state is reached and solidified in order, and finally the mold is opened to take out the hub blank.
  • the low-pressure hub mold of the present embodiment is provided with a cooling terminal at the hot joint position, the sequential solidification condition of the casting can be satisfied without increasing the temperature of the spokes and the gate portion, thereby shortening the manufacturing cycle of the product and improving the production efficiency due to
  • the casting can be quickly cooled and solidified, effectively shortening the casting grain growth time, so that the mechanical properties of the product can be increased by more than 10% compared with the ordinary cooling, so that the production efficiency of the product is 1.5-2 times higher than that of the ordinary air cooling; the qualified rate of production Increase by 5% or more.

Abstract

L'invention concerne un système de refroidissement hybride à air et à eau pour un moule. Le système de refroidissement hybride à air et à eau pour un moule comprend une machine source de pression d'air externe (1), un premier manomètre (101), un premier débitmètre (3), un premier tuyau (4) et un tuyau principal (5). La machine source de pression d'air externe (1) est raccordée à une extrémité du tuyau principal (5) au moyen du premier tuyau (4) et l'autre extrémité du tuyau principal (5) comprend au moins deux tuyaux de détournement de flux (6). Le premier tuyau (4) est pourvu du premier débitmètre (3). Les tuyaux de détournement de flux (6) sont raccordés aux bornes de refroidissement de jonction chaude de moule. Le système de refroidissement hybride à air et à eau comprend également une machine source d'eau de refroidissement en circulation externe (8). La machine source d'eau de refroidissement en circulation externe (8) est raccordée à un second tuyau (9). Le second tuyau (9) est raccordé en parallèle au premier tuyau (4) et est ensuite raccordé au tuyau principal (5). Le second tuyau (9) est pourvu séquentiellement d'un second manomètre (102), d'une seconde électrovanne de réglage (112) et d'un second débitmètre (7). Le premier tuyau (4) est également pourvu d'une première électrovanne de réglage (111). Le nombre de tuyaux de détournement de flux (6) est égal au nombre de bornes de refroidissement de jonction chaude du moule et les tuyaux de détournement de flux (6) sont chacun pourvus d'une électrovanne de réglage. Le système peut refroidir et solidifier rapidement des parties de jonction chaude du moule au moyen de l'utilisation en coopération de refroidissement par air et de refroidissement par eau. L'invention concerne également un moule de moyeu de roue à basse pression.
PCT/CN2015/083406 2015-01-22 2015-07-06 Système de refroidissement hybride à air et à eau pour moule et moule de moyeu de roue à basse pression pourvu du système WO2016115839A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE212015000021.4U DE212015000021U1 (de) 2015-01-22 2015-07-06 Kombiniertes Luft/Wasser-Kühlsystem für eine Form und Niederdruck-Felgenform mit einem solchen System
JP2017600125U JP3214411U (ja) 2015-01-22 2015-07-06 空水冷ハイブリッド方式の金型冷却システム及びこのシステムを備えるホイールハブ低圧鋳造用金型
RU2016112552U RU176174U1 (ru) 2015-01-22 2015-07-06 Система комбинированного охлаждения литейной формы воздухом и водой и форма для литья ступицы при низком давлении, выполненная с указанной системой

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510031538.3A CN104550846B (zh) 2015-01-22 2015-01-22 一种低压轮毂模具
CN201510031538.3 2015-01-22

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WO2016115839A1 true WO2016115839A1 (fr) 2016-07-28

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JP (1) JP3214411U (fr)
CN (1) CN104550846B (fr)
DE (1) DE212015000021U1 (fr)
RU (1) RU176174U1 (fr)
WO (1) WO2016115839A1 (fr)

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CN113263128A (zh) * 2021-05-12 2021-08-17 张伟伟 一种新能源汽车轮毂锻造机及其锻造工艺
CN113441445A (zh) * 2021-07-29 2021-09-28 重庆众异特巧匠模具科技有限公司 一种轮毂模具的保养维护装置
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CN116060599A (zh) * 2023-04-06 2023-05-05 秦皇岛中秦渤海轮毂有限公司 一种点冷式三体顶模全水冷结构
CN117548644A (zh) * 2024-01-09 2024-02-13 保定市立中车轮制造有限公司 一种铝合金车轮压铸模具水冷系统及使用方法

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