CN113441700A - Cooling water jacket and processing method thereof - Google Patents
Cooling water jacket and processing method thereof Download PDFInfo
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- CN113441700A CN113441700A CN202110873481.7A CN202110873481A CN113441700A CN 113441700 A CN113441700 A CN 113441700A CN 202110873481 A CN202110873481 A CN 202110873481A CN 113441700 A CN113441700 A CN 113441700A
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- cooling
- water jacket
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- cooling water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/0072—Casting in, on, or around objects which form part of the product for making objects with integrated channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
- F25D1/02—Devices using naturally cold air or cold water using naturally cold water, e.g. household tap water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a cooling water jacket and a processing method thereof, wherein the cooling water jacket comprises a cylinder body, two openings are arranged at the same end of the cylinder body, a cooling pipeline is embedded in the cylinder body, a water inlet and a water outlet of the cooling pipeline are respectively connected out through the openings, the processing method comprises the steps of bending a straight pipe to obtain the cooling pipeline, forming the cylinder body after casting forming, and embedding the cooling pipeline into the cylinder body. According to the invention, the stainless steel cooling pipeline is prepared by adopting the pipe bending equipment, and the cooling water jacket containing the stainless steel pipeline is prepared by low-pressure casting, the cast rear wall of the cooling water jacket is thinner, the uniformity of a water channel is good, the cooling speed is high, no shrinkage porosity and shrinkage cavity are generated after casting, and the surface appearance of a product is attractive.
Description
Technical Field
The invention belongs to the technical field of semiconductor equipment design, relates to a processing method of a cooling water jacket, and particularly relates to a cooling water jacket and a processing method thereof.
Background
A water jacket used in semiconductor cooling equipment is mainly used on photoetching machine equipment, some existing products weld the stainless steel tube on the outer circumference of aluminum, the gap between the stainless steel tube and the aluminum base material is large; in addition, some sand casting methods can also be used to obtain the similar product. Low pressure casting refers to a casting method in which a mold is generally placed above a sealed crucible, compressed air is introduced into the crucible to cause a low pressure on the surface of molten metal, and molten metal is caused to rise from a lift tube to fill the mold and to control solidification.
CN104534909A discloses a water-cooling jacket, including the body, the body includes the three-layer pipe wall at least, forms the cavity that is used for holding the cooling water between the two adjacent layers of pipe wall, and at least one layer of pipe wall in the two layers of pipe wall that form the cavity is equipped with the screw thread, the top of screw thread and the pipe wall laminating of offside make the cavity form the spiral water course, are equipped with the interface channel between each layer cavity, the interface channel is established ties each cavity and is formed the open loop water route, and the cavity that is located this open loop water route both ends communicates with inlet channel and outlet pipe way respectively. The spiral flow channel is formed in the cooling water jacket by adopting the threaded pipe structure, the processing method of the threaded pipe is simpler and can ensure higher processing precision, so that the tight fit between the inner layer pipe wall and the outer layer pipe wall can be ensured, the reliability of the assembly structure of the cooling water jacket is improved, meanwhile, the length of the flow channel can be increased to the maximum extent by the threaded flow channel, and the cooling water can be ensured to be subjected to sufficient heat exchange with a workpiece.
CN102109278A discloses a manufacturing method of a cooling water jacket, which comprises the following steps: 1) preforming an alloy pipe with a melting point higher than 1200 ℃ into a predetermined shape; 2) forming a casting mold by using graphite and drying; 3) placing an alloy pipe into the casting mold, and placing an inlet and an outlet of the alloy pipe outside the casting mold; and 4) smelting pure copper under atmospheric conditions and casting the obtained copper liquid into a casting mold, wherein the temperature of the copper liquid is not higher than the melting point temperature of the alloy pipe, so that a cooling water jacket is integrally formed. According to the manufacturing method of the cooling water jacket provided by the embodiment of the invention, the graphite casting mold is adopted, so that the heat resistance of the whole cooling water jacket is higher, the cooling efficiency is improved, and the service life of the cooling water jacket is prolonged. And the high-melting-point alloy pipe is adopted, so that the probability of the alloy pipe being melted through in the casting process is greatly reduced, and the water leakage problem is reduced.
CN201440041U discloses a cooling water jacket of high-temperature smelting equipment, which comprises: the water jacket main body is in a plate shape; a preformed alloy tube cast in the water jacket body, a fluid for cooling being flowable into the cooling water jacket from an inlet of the alloy tube and being dischargeable from an outlet of the alloy tube. In addition, this utility model still provides a high temperature melting equipment who has this cooling water jacket. From this, this utility model's cooling water jacket has overcome current pure copper water jacket and has easily taken place to leak because of the low shortcoming that takes place of melting point, the high easy scale deposit of thermal conductivity and the manufacturing process degree of difficulty are big, has prolonged cooling water jacket's life.
Some products weld the stainless steel pipe in the outer circumference department of aluminium at present, and stainless steel pipe and aluminium base material clearance are big, and the water pipe cooling aluminium base material ability is very weak, and some adopt sand casting method, but can't increase complicated water channel structure in the product, and the sand eye after the casting, the casting defect is very obvious, and the product risk of leaking is very high. Therefore, it is highly desirable to develop a cooling water jacket of a casting type that can effectively solve the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cooling water jacket and a processing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a method for processing a cooling water jacket, the method comprising:
the straight pipe is bent to obtain a cooling pipeline, the cooling pipeline is formed into a cylinder body after casting forming, and the cooling pipeline is embedded into the cylinder body.
According to the invention, the stainless steel cooling pipeline is prepared by adopting the pipe bending equipment, and the cooling water jacket containing the stainless steel pipeline is prepared by low-pressure casting, the cast rear wall of the cooling water jacket is thinner, the uniformity of a water channel is good, the cooling speed is high, no shrinkage porosity and shrinkage cavity are generated after casting, and the surface appearance of a product is attractive.
As a preferred technical solution of the present invention, the processing method specifically includes:
the method comprises the following steps that (I) a straight pipe is bent to obtain a cooling pipeline with a spiral structure, and the pipeline interval of the cooling pipeline is adjusted and fixed;
and (II) placing the cooling pipeline in casting equipment, sequentially carrying out liquid lifting, mold filling, pressure changing, pressure maintaining and cooling forming to form a cylinder, and carrying out sand blasting on the surface of the cylinder to obtain the cooling water jacket.
As a preferable technical scheme of the invention, the cooling pipeline is made of stainless steel.
It should be noted that the present invention does not specifically require and specially limit the structural features of the cooling pipe, such as the size and material, etc., and the cooling pipe in the present invention functions as a flow pipe for cooling water and is placed in the cylinder to form a complete cooling water jacket, so it can be understood that other cooling pipes capable of achieving such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the cooling pipe according to the use scenario and test conditions.
Preferably, the length of the cooling pipe is 10 to 15mm, for example, 10mm, 10.2mm, 10.4mm, 10.6mm, 11mm, 11.4mm, 11.6mm, 11.8mm, 12mm, 12.4mm, 12.6mm, 12.8mm, 13mm, 13.4mm, 13.6mm, 13.8mm, 14mm, 14.2mm, 14.6mm, 14.8mm, 15mm, but is not limited to the enumerated values, and other non-enumerated values in the numerical range are also applicable.
Preferably, the thickness of the cooling pipe is 0.5 to 1.5mm, for example, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, but not limited to the values listed, and other values not listed in the range of the values are also applicable.
As a preferable technical solution of the present invention, the fixing manner of the cooling pipe interval includes welding.
Preferably, the helical structure of the cooling pipe is formed in a manner including: the straight pipe is folded in half from the middle part and is bent at the same time.
As a preferable technical scheme of the invention, the same end of the cooling pipeline is provided with a water inlet and a water outlet.
Preferably, the ends of the water inlet and the water outlet are both hook structures for fixing the cooling pipeline in the casting equipment.
In a preferred embodiment of the present invention, the initial pressure of the casting equipment is 0.06 to 0.15MPa, and may be, for example, 0.06MPa, 0.07MPa, 0.08MPa, 0.09MPa, 0.10MPa, 0.11MPa, 0.12MPa, 0.13MPa, 0.14MPa or 0.15MPa, but the pressure is not limited to the above-mentioned values, and other values not listed in the above-mentioned range are also applicable.
As a preferred embodiment of the present invention, the speed of the liquid raising process is 10 to 15cm/s, and may be, for example, 10cm/s, 10.2cm/s, 10.4cm/s, 10.6cm/s, 11cm/s, 11.4cm/s, 11.6cm/s, 11.8cm/s, 12cm/s, 12.4cm/s, 12.6cm/s, 12.8cm/s, 13cm/s, 13.4cm/s, 13.6cm/s, 13.8cm/s, 14cm/s, 14.2cm/s, 14.6cm/s, 14.8cm/s, or 15cm/s, but is not limited to the above-mentioned values, and other values not mentioned in the above-mentioned range are also applicable.
Preferably, the filling process is carried out at a speed of 2 to 4cm/s, and may be, for example, 2cm/s, 2.2cm/s, 2.4cm/s, 2.6cm/s, 2.8cm/s, 3cm/s, 3.2cm/s, 3.4cm/s, 3.6cm/s, 3.8cm/s, 4cm/s, but not limited to the values listed, and other values not listed in the range of values are equally applicable.
In a preferred embodiment of the present invention, the speed of the pressurization process in the pressure swing process is 2.5 to 4kPa/s, and may be, for example, 2.5kPa/s, 2.6kPa/s, 2.7kPa/s, 2.8kPa/s, 2.9kPa/s, 3.0kPa/s, 3.1kPa/s, 3.2kPa/s, 3.3kPa/s, 3.4kPa/s, 3.5kPa/s, 3.6kPa/s, 3.7kPa/s, 3.8kPa/s, 3.9kPa/s, or 4.0kPa/s, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
Preferably, the pressure holding process is carried out for 15-20 min, such as 15min, 15.5min, 16min, 16.5min, 17min, 17.5min, 18min, 18.5min, 19min, 19.5min, 20min, but not limited to the values listed, and other values not listed in the range of the values are also applicable.
Preferably, the time of the cooling process is 90-120 min, such as 90min, 95min, 100min, 105min, 110min, 115min, 120min, but not limited to the recited values, and other values not recited in the range of the values are also applicable.
Preferably, the roughness of the blasting process is Ra 6-8 μm, such as Ra6 μm, Ra6.2 μm, Ra6.4 μm, Ra6.6 μm, Ra6.8 μm, Ra7 μm, Ra7.2 μm, Ra7.4 μm, Ra7.6 μm, Ra7.8 μm, and Ra8 μm, but not limited to the values listed, and other values not listed in the range of values are equally applicable.
In a second aspect, the invention provides a cooling water jacket, which is prepared by the processing method of the first aspect, and comprises a cylinder, wherein two openings are arranged at the same end of the cylinder, a cooling pipeline is embedded in the cylinder, and a water inlet and a water outlet of the cooling pipeline are respectively connected out through the openings.
It should be noted that the present invention does not specifically require and specially limit the structural features of the cylinder, such as the size and material, and the cylinder in the present invention functions as a flow pipe for the built-in cooling water to form a complete cooling water jacket, so it can be understood that other cylinders capable of achieving such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the cylinder according to the usage scenario and test conditions.
As a preferable technical solution of the present invention, the material of the cylinder includes aluminum.
Preferably, the thickness of the cylinder is 15 to 18mm, for example, 15mm, 15.2mm, 15.4mm, 15.6mm, 15.8mm, 16mm, 16.2mm, 16.4mm, 16.6mm, 16.8mm, 17mm, 17.2mm, 17.4mm, 17.6mm, 17.8mm, 18mm, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the stainless steel cooling pipeline is prepared by adopting the pipe bending equipment, and the cooling water jacket containing the stainless steel pipeline is prepared by low-pressure casting, the cast rear wall of the cooling water jacket is thinner, the uniformity of a water channel is good, the cooling speed is high, no shrinkage porosity and shrinkage cavity are generated after casting, and the surface appearance of a product is attractive.
Drawings
FIG. 1 is a schematic structural diagram of a cooling water jacket according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a cooling duct according to an embodiment of the present invention;
wherein, 1-cooling the pipeline; 2-cooling water jacket; and 3, opening.
Detailed Description
It is to be understood that in the description of the present invention, the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
It should be understood by those skilled in the art that the present invention necessarily includes necessary piping, conventional valves and general pump equipment for achieving the complete process, but the above contents do not belong to the main inventive points of the present invention, and those skilled in the art can select the layout of the additional equipment based on the process flow and the equipment structure, and the present invention is not particularly limited to this.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In one embodiment, the present invention provides a method of processing a cooling water jacket 2, the method comprising:
the straight pipe is bent to obtain a cooling pipeline 1, as shown in fig. 2, and a cylinder is formed after casting, and the cooling pipeline 1 is embedded in the cylinder as shown in fig. 1.
According to the invention, the stainless steel cooling pipeline 1 is prepared by adopting a pipe bending device, and the cooling water jacket 2 containing the stainless steel pipeline is further prepared by low-pressure casting, wherein the cast rear wall of the cooling water jacket 2 is thinner, the uniformity of a water channel is good, the cooling speed is high, shrinkage porosity and shrinkage cavity are avoided after casting, and the surface appearance of a product is attractive.
The processing method specifically comprises the following steps:
the method comprises the following steps that (I) a straight pipe is bent to obtain a cooling pipeline 1 with a spiral structure, and the pipeline interval of the cooling pipeline 1 is adjusted and fixed;
and (II) placing the cooling pipeline 1 in casting equipment, sequentially carrying out liquid lifting, mold filling, pressure changing, pressure maintaining and cooling forming to form a cylinder, and carrying out sand blasting on the surface of the cylinder to obtain the cooling water jacket 2.
The cooling pipeline 1 is made of stainless steel. It should be noted that the present invention does not specifically require and specially limit the structural features such as the size and material of the cooling pipe 1, and the cooling pipe 1 in the present invention functions as a flow pipe for cooling water and is placed in the cylinder to form the complete cooling water jacket 2, so it can be understood that other cooling pipes 1 capable of achieving such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the cooling pipe 1 according to the use scenario and test conditions.
The length of the cooling pipe 1 is 10 to 15mm, and may be, for example, 10mm, 10.2mm, 10.4mm, 10.6mm, 11mm, 11.4mm, 11.6mm, 11.8mm, 12mm, 12.4mm, 12.6mm, 12.8mm, 13mm, 13.4mm, 13.6mm, 13.8mm, 14mm, 14.2mm, 14.6mm, 14.8mm, 15mm, but is not limited to the above-mentioned values, and other values not mentioned in the above-mentioned range are also applicable.
The thickness of the cooling pipe 1 is 0.5 to 1.5mm, and may be, for example, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, or 1.5mm, but is not limited to the values listed, and other values not listed in the range of the values are also applicable.
The fixing method of the cooling pipe 1 interval includes welding, and further, the forming method of the spiral structure of the cooling pipe 1 includes: the straight pipe is folded in half and folded from the middle of the straight pipe and is bent at the same time, the same end of the cooling pipeline 1 is provided with a water inlet and a water outlet, and particularly, the end parts of the water inlet and the water outlet are of hook structures and used for fixing the cooling pipeline 1 in casting equipment.
The initial pressure of the casting equipment is 0.06 to 0.15MPa, and may be, for example, 0.06MPa, 0.07MPa, 0.08MPa, 0.09MPa, 0.10MPa, 0.11MPa, 0.12MPa, 0.13MPa, 0.14MPa or 0.15MPa, but is not limited to the values listed above, and other values not listed in the numerical range are also applicable.
The liquid-lifting speed is 10 to 15cm/s, and may be, for example, 10cm/s, 10.2cm/s, 10.4cm/s, 10.6cm/s, 11cm/s, 11.4cm/s, 11.6cm/s, 11.8cm/s, 12cm/s, 12.4cm/s, 12.6cm/s, 12.8cm/s, 13cm/s, 13.4cm/s, 13.6cm/s, 13.8cm/s, 14cm/s, 14.2cm/s, 14.6cm/s, 14.8cm/s, 15cm/s, but is not limited to the values listed, and other values not listed in the range may be equally applicable.
The filling process may be carried out at a speed of 2 to 4cm/s, for example, 2cm/s, 2.2cm/s, 2.4cm/s, 2.6cm/s, 2.8cm/s, 3cm/s, 3.2cm/s, 3.4cm/s, 3.6cm/s, 3.8cm/s, 4cm/s, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
The speed of the pressure increasing process in the pressure changing process is 2.5 to 4kPa/s, and may be, for example, 2.5kPa/s, 2.6kPa/s, 2.7kPa/s, 2.8kPa/s, 2.9kPa/s, 3.0kPa/s, 3.1kPa/s, 3.2kPa/s, 3.3kPa/s, 3.4kPa/s, 3.5kPa/s, 3.6kPa/s, 3.7kPa/s, 3.8kPa/s, 3.9kPa/s, or 4.0kPa/s, but is not limited to the values listed, and other values not listed in the range of values are also applicable.
The pressure holding time is 15-20 min, such as 15min, 15.5min, 16min, 16.5min, 17min, 17.5min, 18min, 18.5min, 19min, 19.5min, 20min, but not limited to the values listed, and other values not listed in the range of the values are also applicable.
The time of the cooling process is 90-120 min, for example, 90min, 95min, 100min, 105min, 110min, 115min, 120min, but is not limited to the values listed, and other values not listed in the range of the values are also applicable.
The roughness of the sandblasting process is Ra 6-8 μm, and examples thereof include Ra6 μm, Ra6.2 μm, Ra6.4 μm, Ra6.6 μm, Ra6.8 μm, Ra7 μm, Ra7.2 μm, Ra7.4 μm, Ra7.6 μm, Ra7.8 μm, and Ra8 μm, but the roughness is not limited to the above-mentioned values, and other values not listed in the above-mentioned value range are also applicable.
In another embodiment, the invention provides a cooling water jacket 2, as shown in fig. 1, which is prepared by the processing method described in one embodiment, the cooling water jacket 2 includes a cylinder, two openings 3 are provided at the same end of the cylinder, a cooling pipe 1 is embedded in the cylinder, and a water inlet and a water outlet of the cooling pipe 1 are respectively connected through the openings 3.
It should be noted that the present invention does not specifically require and specially limit the structural features of the cylinder, such as the size and material, and the cylinder in the present invention functions as a flow pipe for the built-in cooling water to form the complete cooling water jacket 2, so it can be understood that other cylinders capable of achieving such functions can be used in the present invention, and those skilled in the art can adaptively adjust the size and material of the cylinder according to the usage scenario and test conditions.
The material of the cylinder includes aluminum, and specifically, the thickness of the cylinder is 15 to 18mm, and may be, for example, 15mm, 15.2mm, 15.4mm, 15.6mm, 15.8mm, 16mm, 16.2mm, 16.4mm, 16.6mm, 16.8mm, 17mm, 17.2mm, 17.4mm, 17.6mm, 17.8mm, 18mm, but is not limited to the values listed, and other values not listed in the numerical range are also applicable.
The applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. A machining method of a cooling water jacket is characterized by comprising the following steps:
the straight pipe is bent to obtain a cooling pipeline, the cooling pipeline is formed into a cylinder body after casting forming, and the cooling pipeline is embedded into the cylinder body.
2. The machining method according to claim 1, characterized in that the machining method specifically comprises:
the method comprises the following steps that (I) a straight pipe is bent to obtain a cooling pipeline with a spiral structure, and the pipeline interval of the cooling pipeline is adjusted and fixed;
and (II) placing the cooling pipeline in casting equipment, sequentially carrying out liquid lifting, mold filling, pressure changing, pressure maintaining and cooling forming to form a cylinder, and carrying out sand blasting on the surface of the cylinder to obtain the cooling water jacket.
3. The process according to claim 1 or 2, wherein the cooling pipe is made of stainless steel;
preferably, the length of the cooling pipeline is 10-15 mm;
preferably, the thickness of the cooling pipeline is 0.5-1.5 mm.
4. A method of manufacturing as claimed in any one of claims 1 to 3, wherein the cooling duct pitch is fixed by welding;
preferably, the helical structure of the cooling pipe is formed in a manner including: the straight pipe is folded in half from the middle part and is bent at the same time.
5. The process of any one of claims 1 to 4, wherein the cooling pipe is provided with a water inlet and a water outlet at the same end;
preferably, the ends of the water inlet and the water outlet are both hook structures for fixing the cooling pipeline in the casting equipment.
6. The process according to any one of claims 1 to 5, wherein the initial pressure of the casting apparatus is 0.06 to 0.15 MPa.
7. The process according to any one of claims 1 to 6, wherein the speed of the lift process is 10 to 15 cm/s;
preferably, the speed of the mold filling process is 2-4 cm/s.
8. The process according to any one of claims 1 to 7, wherein the speed of the pressurization process in the pressure swing process is 2.5 to 4 kPa/s;
preferably, the time of the pressure maintaining process is 15-20 min;
preferably, the time of the cooling process is 90-120 min;
preferably, the roughness of the sand blasting process is Ra 6-8 μm.
9. A cooling water jacket, characterized in that, the cooling water jacket is prepared by the processing method of any one of claims 1 to 8, the cooling water jacket comprises a cylinder body, two openings are arranged at the same end of the cylinder body, a cooling pipeline is embedded in the cylinder body, and a water inlet and a water outlet of the cooling pipeline are respectively connected out through the openings.
10. The cooling water jacket according to claim 9, wherein the material of the cylinder includes aluminum;
preferably, the thickness of the cylinder is 15-18 mm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077196A (en) * | 2022-06-14 | 2022-09-20 | 安徽晶晶玻璃制品有限公司 | Circulating cooling device for glassware production and method thereof |
| EP4286074A1 (en) * | 2022-05-30 | 2023-12-06 | ae group ag | Method of producing a cast part and electric motor |
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| CN115077196A (en) * | 2022-06-14 | 2022-09-20 | 安徽晶晶玻璃制品有限公司 | Circulating cooling device for glassware production and method thereof |
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