Device for water-cooling die casting of three-way valve body

Abstract

The invention discloses a three-way valve body water-cooling die casting device, and relates to the technical field of metal casting, the three-way valve body water-cooling die casting device comprises a carrying mechanism, a casting mechanism is arranged on the rear portion of the top of the carrying mechanism, the casting mechanism is used for casting metal castings, and a driving mechanism is arranged on the top of the carrying mechanism and located at the front end of the casting mechanism; the driving mechanism is used for driving the casting mechanism to be opened and closed, the casting mechanism comprises a mold assembly and a cooling and preheating integrated assembly, the mold assembly is used for shaping molten steel, the cooling and preheating integrated assembly is used for cooling the molten steel and comprises an upper cold and hot pipe, and a lower cold and hot pipe is arranged below the upper cold and hot pipe. A first side cooling and heating pipe is arranged on one side of the lower cooling and heating pipe, and a second side cooling and heating pipe is arranged on the other side of the lower cooling and heating pipe. Cooling of the mold can be accelerated, then the casting efficiency is improved, meanwhile, waste heat can be recycled for use, and energy consumption is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of metal casting, in particular to a device for casting a water-cooling mold for a three-way valve body. Background Art

[0002] The device for casting a three-way valve body water-cooling mold is a casting device for continuous production of a three-way valve body, which can improve the casting quality of the three-way valve body and can be used repeatedly, thereby reducing the cost required for casting; The existing three-way valve body water-cooled mold casting device has a slow cooling speed and a long time consumption during the processing and casting process of metal castings, which is not conducive to improving the casting efficiency of metal castings. At the same time, the waste heat cannot be recovered and utilized during the casting process, and a large amount of additional heat source is required to preheat the mold, which increases energy consumption. Summary of the invention

[0003] The main purpose of the present invention is to provide a three-way valve body water-cooling mold casting device, which can effectively solve the technical problems raised by the background technology.

[0004] To achieve the above object, the technical solution adopted by the present invention is: A three-way valve body water-cooling mold casting device, comprising a carrying mechanism, a casting mechanism is arranged at the rear of the top of the carrying mechanism, the casting mechanism is used to cast metal castings, a driving mechanism is arranged at the top of the carrying mechanism and at the front end of the casting mechanism, the driving mechanism is used to drive the casting mechanism to open and close, the casting mechanism comprises a mold assembly and a cooling and preheating integrated assembly, the mold assembly is used to shape molten steel, and the cooling and preheating integrated assembly is used to cool the molten steel; The cooling and preheating integrated component includes an upper hot and cold pipe, a lower hot and cold pipe is arranged below the upper hot and cold pipe, a side hot and cold pipe 1 is arranged on one side of the lower hot and cold pipe, and a side hot and cold pipe 2 is arranged on the other side of the lower hot and cold pipe, a cooling water output valve pipe is fixedly connected to the top end of one side of the upper hot and cold pipe, a steam output valve pipe is fixedly connected to the top end of the other side of the upper hot and cold pipe, a cooling water input valve pipe is fixedly connected to the bottom end of one side of the lower hot and cold pipe, and a steam input valve pipe is fixedly connected to the bottom end of the other side of the lower hot and cold pipe. The upper hot and cold pipe, the lower hot and cold pipe, the side hot and cold pipe 1 and the side hot and cold pipe 2 are all "S"-shaped pipes, the tail of the lower hot and cold pipe is connected to the head of the side hot and cold pipe 2, the tail of the side hot and cold pipe 2 is connected to the head of the side hot and cold pipe 1, and the tail of the side hot and cold pipe 1 is connected to the head of the upper hot and cold pipe, and a gas-liquid separation component is arranged at the top at the front end of the upper hot and cold pipe, and the gas-liquid separation component is used to separate cooling water and water vapor.

[0005] Specifically, the cooling water flows into the lower hot and cold tube through the cooling water input valve pipe, and flows through the side hot and cold tube 2, the side hot and cold tube 1 and the upper hot and cold tube in turn, cooling the molten steel in the cavity, accelerating the solidification and forming of the molten steel, preheating the mold assembly with high-temperature water vapor, increasing the temperature of the mold assembly, and preventing the molten steel from solidifying prematurely due to the low temperature of the mold assembly when being injected into the mold assembly.

[0006] As a further scheme of the present invention, the gas-liquid separation component includes a separation valve body, an exhaust valve pipe is fixedly connected to the top of the separation valve body, a gas-liquid input pipe is fixedly connected to the upper end of one side of the separation valve body, and a gas-liquid output pipe is fixedly connected to the upper end of the other side of the separation valve body. A side liquid cavity is provided inside the separation valve body and on the side close to the gas-liquid output pipe, an air hole is provided inside the separation valve body near the top, an anti-blocking protrusion is fixedly connected inside the separation valve body near the bottom, a liquid hole is provided inside the separation valve body near the bottom and located on the periphery of the anti-blocking protrusion, and a buoyancy member is provided inside the separation valve body and at the top of the anti-blocking protrusion.

[0007] Specifically, cooling water is prevented from entering the exhaust valve pipe, and the cooling water is discharged through the gas-liquid output pipe, thereby facilitating the circulation of cooling water.

[0008] As a further solution of the present invention, the integrated cooling and preheating assembly also includes a compressed gas cylinder arranged in front of the upper cold and hot pipes and the lower cold and hot pipes, and a gas replenishing valve pipe is fixedly connected to the top end through the front of the compressed gas cylinder, the bottom outlet of the compressed gas cylinder is connected to the steam input valve pipe, and the top inlet of the compressed gas cylinder is connected to the exhaust valve pipe.

[0009] Specifically, it is convenient to recycle waste heat, which helps to save the energy required for preheating.

[0010] As a further solution of the present invention, the mold assembly includes two relatively arranged mold shells, and a water-cooling jacket is fixedly connected to the outside of the mold shell, wherein a plurality of alignment columns are fixedly connected to the front end of the mold shell located at the rear, and a plurality of alignment holes are opened through the front and rear ends of the mold shell and the water-cooling jacket located at the front, and the positions of the alignment columns and the alignment holes correspond to each other.

[0011] Specifically, it is beneficial for molten steel to quickly fill the mold cavity and rise steadily, and to make impurities rise, thereby improving the quality of the casting.

[0012] As a further solution of the present invention, the lower hot and cold pipe, the second side hot and cold pipe, the first side hot and cold pipe and the upper hot and cold pipe are all located between the mold shell and the water cooling jacket, and the bracket of the compressed gas cylinder is fixedly connected to the water cooling jacket.

[0013] Specifically, it is convenient to cool or preheat the mold shell.

[0014] As a further solution of the present invention, the carrying mechanism includes a bottom plate, and slide grooves are provided on both sides of the top of the bottom plate, and two wheel grooves are provided in the center of the top of the bottom plate.

[0015] As a further solution of the present invention, the mold assembly also includes supporting sliders fixedly connected to the bottom of the water-cooling jacket on both sides, and two pulleys are movably installed in the center of the bottom of the water-cooling jacket, wherein the water-cooling jacket and the supporting slider at the rear are fixedly connected to the bottom plate, the supporting slider at the front is slidingly connected to the bottom plate through a slide groove, and the pulley is rollingly connected to the bottom plate through a wheel groove.

[0016] Specifically, the stability of the water cooling jacket when it moves is improved, and the friction force applied to the water cooling jacket when it moves is reduced.

[0017] As a further solution of the present invention, the driving mechanism includes a cylinder, a base is fixedly connected to the bottom of the cylinder body of the cylinder, and a connecting piece is fixedly connected to the end of the piston rod of the cylinder.

[0018] As a further solution of the present invention, the adapter is fixedly connected to the water cooling jacket located in the front.

[0019] Specifically, it is convenient for the mold assembly to complete the mold closing and the casting to complete the demoulding process.

[0020] As a further solution of the present invention, the base is fixedly connected to the top front of the bottom plate.

[0021] The beneficial effects of the present invention are: The present invention provides a cooling and preheating integrated component. The cooling water flows into the lower hot and cold pipe through the cooling water input valve pipe, and flows through the side hot and cold pipe 2, the side hot and cold pipe 1 and the upper hot and cold pipe in sequence, so as to cool the molten steel in the cavity and accelerate the solidification and forming of the molten steel. The high-temperature water vapor is input into the lower hot and cold pipe through the steam input valve pipe, and flows through the side hot and cold pipe 2, the side hot and cold pipe 1 and the upper hot and cold pipe in sequence, and finally discharged through the steam output valve pipe. The mold assembly is preheated by the high-temperature water vapor, the temperature of the mold assembly is increased, and the molten steel is prevented from solidifying prematurely due to the excessively low temperature of the mold assembly when the molten steel is injected into the mold assembly. The present invention arranges a gas-liquid separation component in the cooling and preheating integrated component. When high-temperature molten steel is injected, the lower hot and cold pipe, the side hot and cold pipe 2, the side hot and cold pipe 1 and the upper hot and cold pipe are all in a high-temperature state. When cooling water enters the pipeline, it is partially vaporized into high-temperature water vapor. The cooling water and water vapor enter the separation valve body through the gas-liquid input pipe, the cooling water enters the side liquid cavity through the liquid hole, and the water vapor enters the exhaust valve pipe through the air hole. The buoyancy element rises with the liquid level. When the cooling water level is flush with the gas-liquid output pipe, the air hole is blocked by the buoyancy element to prevent the cooling water from entering the exhaust valve pipe, so as to facilitate the separation of cooling water and water vapor, and facilitate the subsequent recovery of high-temperature water vapor and waste heat. The present invention arranges a compressed gas cylinder, an air supply valve pipe and a gas-liquid separation component in the cooling and preheating integrated component. Water vapor enters the compressed gas cylinder through the exhaust valve pipe, which is convenient for storing high-temperature water vapor. When the mold component is preheated, the water vapor is output through the steam input valve pipe, which is convenient for recycling the waste heat and helps to save the energy required for preheating. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of a three-way valve body water-cooling mold casting device of the present invention; Figure 2 It is a structural schematic diagram of a casting mechanism in a three-way valve body water-cooling mold casting device of the present invention; Figure 3 It is a schematic structural diagram of a cooling and preheating integrated component in a three-way valve body water-cooling mold casting device of the present invention; Figure 4 It is a partial structural front view of a cooling and preheating integrated component in a three-way valve body water-cooling mold casting device of the present invention; Figure 5 This is a structural exploded view of a mold assembly in a three-way valve body water-cooling mold casting device of the present invention; Figure 6 It is a front view of a mold assembly in a three-way valve body water-cooling mold casting device of the present invention; Figure 7 It is a schematic diagram of the internal structure of a gas-liquid separation component in a three-way valve body water-cooling mold casting device of the present invention; Figure 8 It is a structural schematic diagram of a mounting mechanism in a three-way valve body water-cooling mold casting device of the present invention; Fig. 9 The present invention is a schematic structural diagram of a driving mechanism in a three-way valve body water-cooling mold casting device.

[0023] In the figure: 1. Carrying mechanism; 101. Bottom plate; 102. Slide groove; 103. Wheel groove; 2. Driving mechanism; 201. Cylinder; 202. Base; 203. Adapter; 3. Casting mechanism; 31. Mold assembly; 3101. Mold shell; 3102. Water cooling jacket; 3103. Alignment column; 3104. Alignment hole; 3105. Support slider; 3106. Pulley; 32. Cooling and preheating integrated assembly; 3201. Upper cold and hot pipes; 3202. Lower cold and hot pipes; 3203. Side cold and hot pipe 1; 3204. Side cold and hot pipe 2; 3205. Cooling water input valve pipe; 3206. Cooling water output valve pipe; 3207. Steam input valve pipe; 3208. Steam output valve pipe; 321, gas-liquid separation component; 3211, separation valve body; 3212, exhaust valve pipe; 3213, gas-liquid input pipe; 3214, gas-liquid output pipe; 3215, air hole; 3216, side liquid cavity; 3217, buoyancy member; 3218, liquid hole; 3219, anti-blocking protrusion; 322. Compressed gas cylinder; 3221. Air supply valve pipe. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0025] like Figure 1-Figure 9 As shown, a three-way valve body water cooling mold casting device, please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a carrying mechanism 1, a casting mechanism 3 is arranged at the rear of the top of the carrying mechanism 1, the casting mechanism 3 is used to cast metal castings, a driving mechanism 2 is arranged at the top of the carrying mechanism 1 and at the front end of the casting mechanism 3, the driving mechanism 2 is used to drive the casting mechanism 3 to open and close, the casting mechanism 3 includes a mold assembly 31 and a cooling and preheating integrated assembly 32, the mold assembly 31 is used to shape the molten steel, and the cooling and preheating integrated assembly 32 is used to cool the molten steel; The cooling and preheating integrated component 32 includes an upper hot and cold pipe 3201, a lower hot and cold pipe 3202 is arranged below the upper hot and cold pipe 3201, a side hot and cold pipe 1 3203 is arranged on one side of the lower hot and cold pipe 3202, and a side hot and cold pipe 2 3204 is arranged on the other side of the lower hot and cold pipe 3202. A cooling water output valve pipe 3206 is fixedly connected to the top of one side of the upper hot and cold pipe 3201, a steam output valve pipe 3208 is fixedly connected to the top of the other side of the upper hot and cold pipe 3201, a cooling water input valve pipe 3205 is fixedly connected to the bottom of one side of the lower hot and cold pipe 3202, and a steam output valve pipe 3206 is fixedly connected to the top of the other side of the upper hot and cold pipe 3201. A steam input valve pipe 3207 is fixedly connected to the bottom end, the upper hot and cold pipe 3201, the lower hot and cold pipe 3202, the side hot and cold pipe one 3203 and the side hot and cold pipe two 3204 are all "S"-shaped pipes, the tail of the lower hot and cold pipe 3202 is connected to the head of the side hot and cold pipe two 3204, the tail of the side hot and cold pipe two 3204 is connected to the head of the side hot and cold pipe one (3203), the tail of the side hot and cold pipe one 3203 is connected to the head of the upper hot and cold pipe 3201, and a gas-liquid separation component 321 is arranged at the front end of the upper hot and cold pipe 3201, and the gas-liquid separation component 321 is used to separate cooling water and water vapor.

[0026] Specifically, when casting a metal casting, the casting mechanism 3 is opened by the driving mechanism 2, and the inner cavity core is placed inside the casting mechanism 3, and then the casting mechanism 3 is driven to close by the driving mechanism 2, and then the bottom return water gate pouring method is adopted for casting, and the molten steel gradually rises from the bottom of the mold assembly 31 to fill the cavity, which is conducive to the molten steel to quickly fill the cavity and rise steadily, and to make impurities rise, thereby improving the quality of the casting. After the injection of molten steel is completed, cooling water flows into the lower hot and cold pipe 3202 through the cooling water input valve pipe 3205, and flows through the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 in turn, to cool the molten steel in the cavity and accelerate the solidification and molding of the molten steel. When the high-temperature molten steel is injected, the lower hot and cold pipe 3202, the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 1 3203 and the upper hot and cold pipe 3201 are both in a high-temperature state. When the cooling water enters the pipeline, it is partially vaporized into high-temperature water vapor and separated by the gas-liquid separation component 321. After separation, the cooling water is discharged through the cooling water output valve pipe 3206. After the casting is completed, the casting mechanism 3 is driven to open by the driving mechanism 2 to facilitate demolding. At the same time, when the next casting is performed, the high-temperature water vapor is input into the lower hot and cold pipe 3202 through the steam input valve pipe 3207, and flows through the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 in turn, and is finally discharged through the steam output valve pipe 3208. The mold assembly 31 is preheated by the high-temperature water vapor to increase the temperature of the mold assembly 31, so as to avoid premature solidification of the mold assembly 31 due to the low temperature of the mold assembly 31 when the molten steel is injected into the mold assembly 31.

[0027] Please refer to Figure 3 , Figure 4 and Figure 7 The gas-liquid separation component 321 includes a separation valve body 3211, a gas exhaust valve pipe 3212 is fixedly connected to the top of the separation valve body 3211, a gas-liquid input pipe 3213 is fixedly connected to the upper end of one side of the separation valve body 3211, a gas-liquid output pipe 3214 is fixedly connected to the upper end of the other side of the separation valve body 3211, a side liquid cavity 3216 is provided inside the separation valve body 3211 and on the side close to the gas-liquid output pipe 3214, an air hole 3215 is provided inside the separation valve body 3211 near the top, an anti-blocking protrusion 3219 is fixedly connected to the inside of the separation valve body 3211 near the bottom, a liquid hole 3218 is provided inside the separation valve body 3211 near the bottom and located on the periphery of the anti-blocking protrusion 3219, and a buoyancy member 3217 is provided inside the separation valve body 3211 and at the top of the anti-blocking protrusion 3219.

[0028] Specifically, cooling water and water vapor enter the separation valve body 3211 through the gas-liquid input pipe 3213, the cooling water enters the side liquid chamber 3216 through the liquid hole 3218, and the water vapor enters the exhaust valve tube 3212 through the air hole 3215. The buoyancy member 3217 rises with the liquid level. When the cooling water level is flush with the gas-liquid output pipe 3214, the air hole 3215 is blocked by the buoyancy member 3217 to prevent the cooling water from entering the exhaust valve tube 3212, and the cooling water is discharged through the gas-liquid output pipe 3214 to facilitate the circulation of the cooling water.

[0029] Please refer to Figure 2 and Figure 3 The cooling and preheating integrated component 32 also includes a compressed gas cylinder 322 arranged in front of the upper cold and hot pipe 3201 and the lower cold and hot pipe 3202. A gas replenishment valve pipe 3221 is fixedly connected to the top end through the front of the compressed gas cylinder 322. The bottom outlet of the compressed gas cylinder 322 is connected to the steam input valve pipe 3207, and the top inlet of the compressed gas cylinder 322 is connected to the exhaust valve pipe 3212.

[0030] Specifically, water vapor enters the compressed gas cylinder 322 through the exhaust valve tube 3212, which is convenient for storing high-temperature water vapor. When the mold assembly 31 is preheated, it is output through the steam input valve tube 3207, which is convenient for recycling waste heat and helps to save energy required for preheating. At the same time, when the high-temperature water vapor formed during the cooling process cannot meet the preheating requirements, the high-temperature water vapor can be supplemented into the compressed gas cylinder 322 through the air replenishing valve tube 3221.

[0031] Please refer to Figure 2 , Figure 5 and Figure 6 The mold assembly 31 includes two mold shells 3101 arranged opposite to each other, and a water-cooling jacket 3102 is fixedly connected to the outside of the mold shell 3101, wherein a plurality of alignment posts 3103 are fixedly connected to the front end of the mold shell 3101 located at the rear, and a plurality of alignment holes 3104 are opened at the front and rear ends of the mold shell 3101 located at the front and the water-cooling jacket 3102, and the positions of the alignment posts 3103 and the alignment holes 3104 correspond to each other.

[0032] Specifically, when casting a casting, the inner cavity core is placed between the two mold shells 3101, the mold shells 3101 are pressed by the driving mechanism 2, and are inserted into the alignment holes 3104 through the alignment columns 3103 to improve the stability of the mold shells 3101 after the molds are closed. The bottom return water gate pouring method is adopted for casting, and the molten steel gradually rises from the bottom of the mold shell 3101 to fill the cavity and complete the casting, which is conducive to the molten steel to quickly fill the cavity and rise smoothly, and to make impurities rise, thereby improving the quality of the casting.

[0033] Please refer to Figure 2 and Figure 3The lower hot and cold pipe 3202 , the side hot and cold pipe 2 3204 , the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 are all located between the mold shell 3101 and the water cooling jacket 3102 , and the bracket of the compressed gas cylinder 322 is fixedly connected to the water cooling jacket 3102 .

[0034] Specifically, when cooling water or water vapor flows through the lower cold and hot pipe 3202, the side cold and hot pipe 2 3204, the side cold and hot pipe 1 3203 and the upper cold and hot pipe 3201, it is convenient to cool or preheat the mold shell 3101.

[0035] Please refer to Figure 1 and Figure 8 The carrying mechanism 1 includes a bottom plate 101 , and slide grooves 102 are provided on both sides of the top of the bottom plate 101 , and two wheel grooves 103 are provided in the center of the top of the bottom plate 101 .

[0036] Please refer to Figure 5 , Figure 6 and Figure 8 The mold assembly 31 also includes support sliders 3105 fixedly connected to the bottom of the water-cooling jacket 3102 on both sides. Two pulleys 3106 are movably installed in the center of the bottom of the water-cooling jacket 3102. The water-cooling jacket 3102 and the support slider 3105 at the rear are both fixedly connected to the base plate 101, the support slider 3105 at the front is slidably connected to the base plate 101 through the slide groove 102, and the pulley 3106 is rollingly connected to the base plate 101 through the wheel groove 103.

[0037] Specifically, when the driving mechanism 2 drives the water cooling jacket 3102 located in the front to move, the supporting slider 3105 is limited by the slide groove 102 to improve the stability of the water cooling jacket 3102 during movement. At the same time, the friction force on the water cooling jacket 3102 during movement is reduced by the rolling of the pulley 3106.

[0038] Please refer to Figure 1 and Fig. 9 The driving mechanism 2 includes a cylinder 201 , a base 202 is fixedly connected to the bottom of the cylinder body of the cylinder 201 , and an adapter 203 is fixedly connected to the end of the piston rod of the cylinder 201 .

[0039] Please refer to Figure 1 and Fig. 9 The adapter 203 is fixedly connected to the water cooling jacket 3102 located in the front.

[0040] Specifically, when the cylinder 201 is started, it drives the adapter 203 to move, and then drives the water-cooling jacket 3102 to move, so that the driving mechanism 2 drives the casting mechanism 3 to open and close, so that the mold assembly 31 can complete the mold closing and the casting can complete the demolding process.

[0041] Please refer to Figure 1 , Figure 8 and Fig. 9 The base 202 is fixedly connected to the top front of the bottom plate 101 .

[0042] How it works When casting metal castings, the casting mechanism 3 is opened by the driving mechanism 2, and the inner cavity core is placed inside the casting mechanism 3, and then the casting mechanism 3 is driven to close by the driving mechanism 2, and then the bottom return water gate pouring method is adopted for casting, and the molten steel gradually rises from the bottom of the mold assembly 31 to fill the cavity, which is conducive to the molten steel quickly filling the cavity and rising steadily, and making impurities rise, thereby improving the quality of the casting. After the injection of molten steel is completed, the cooling water flows into the lower hot and cold pipes 3202 through the cooling water input valve pipe 3205, and is sequentially The molten steel in the mold cavity is cooled by the cooling water flowing through the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201, and the molten steel is accelerated to solidify and form. When the high-temperature molten steel is injected, the lower hot and cold pipe 3202, the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 are all in a high-temperature state. When the cooling water enters the pipeline, it is partially vaporized into high-temperature water vapor. The cooling water and water vapor enter the separation valve body 3211 through the gas-liquid input pipe 3213, and the cooling water enters through the liquid hole 3218. The cooling water flows into the side liquid chamber 3216, and the water vapor flows into the exhaust valve pipe 3212 through the air hole 3215. The buoyancy member 3217 rises with the liquid level. When the cooling water level is flush with the gas-liquid output pipe 3214, the air hole 3215 is blocked by the buoyancy member 3217 to prevent the cooling water from entering the exhaust valve pipe 3212. The water vapor flows into the compressed gas cylinder 322 through the exhaust valve pipe 3212, which is convenient for storing high-temperature water vapor. After the casting is completed, the casting mechanism 3 is driven to open by the driving mechanism 2 to complete the demoulding. At the same time, the lower During the first casting, high-temperature water vapor is input into the lower hot and cold pipe 3202 through the steam input valve pipe 3207, and flows through the side hot and cold pipe 2 3204, the side hot and cold pipe 1 3203 and the upper hot and cold pipe 3201 in sequence, and is finally discharged through the steam output valve pipe 3208. The high-temperature water vapor is used to preheat the mold assembly 31 to increase the temperature of the mold assembly 31, so as to avoid premature solidification of the mold assembly 31 due to the low temperature of the mold assembly 31 when the molten steel is injected into the mold assembly 31, thereby facilitating the recycling of waste heat and helping to save the energy required for preheating.

[0043] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A three-way valve body water-cooling mold casting device, characterized in that: The invention comprises a carrying mechanism (1), a casting mechanism (3) is arranged at the rear of the top of the carrying mechanism (1), the casting mechanism (3) is used to cast metal castings, a driving mechanism (2) is arranged at the top of the carrying mechanism (1) and at the front end of the casting mechanism (3), the driving mechanism (2) is used to drive the casting mechanism (3) to open and close, the casting mechanism (3) comprises a mold assembly (31) and a cooling and preheating integrated assembly (32), the mold assembly (31) is used to shape molten steel, and the cooling and preheating integrated assembly (32) is used to cool the molten steel; The cooling and preheating integrated component (32) comprises an upper hot and cold pipe (3201), a lower hot and cold pipe (3202) is arranged below the upper hot and cold pipe (3201), a side hot and cold pipe 1 (3203) is arranged on one side of the lower hot and cold pipe (3202), and a side hot and cold pipe 2 (3204) is arranged on the other side of the lower hot and cold pipe (3202), a cooling water output valve pipe (3206) is fixedly connected to the top end of one side of the upper hot and cold pipe (3201), a steam output valve pipe (3208) is fixedly connected to the top end of the other side of the upper hot and cold pipe (3201), a cooling water input valve pipe (3205) is fixedly connected to the bottom end of one side of the lower hot and cold pipe (3 A steam input valve pipe (3207) is fixedly connected to the bottom end of the other side of the upper cold and hot pipe (3201), the lower cold and hot pipe (3202), the side cold and hot pipe one (3203) and the side cold and hot pipe two (3204) are all "S"-shaped pipes. The tail of the lower cold and hot pipe (3202) is connected to the head of the side cold and hot pipe two (3204), the tail of the side cold and hot pipe two (3204) is connected to the head of the side cold and hot pipe one (3203), and the tail of the side cold and hot pipe one (3203) is connected to the head of the upper cold and hot pipe (3201). A gas-liquid separation component (321) is arranged at the top of the front end of the upper cold and hot pipe (3201). The gas-liquid separation component (321) is used to separate cooling water and water vapor.

2. A three-way valve body water-cooling mold casting device according to claim 1, characterized in that: The gas-liquid separation component (321) comprises a separation valve body (3211), a gas exhaust valve pipe (3212) is fixedly connected to the top of the separation valve body (3211), a gas-liquid input pipe (3213) is fixedly connected to the upper end of one side of the separation valve body (3211), a gas-liquid output pipe (3214) is fixedly connected to the upper end of the other side of the separation valve body (3211), and a gas-liquid output pipe (3214) is provided inside the separation valve body (3211) and on the side close to the gas-liquid output pipe (3214). The side liquid chamber (3216) is provided with an air hole (3215) at the top end of the separation valve body (3211), an anti-blocking protrusion (3219) is fixedly connected to the bottom end of the separation valve body (3211), a liquid hole (3218) is provided at the bottom end of the separation valve body (3211) and located on the periphery of the anti-blocking protrusion (3219), and a buoyancy member (3217) is provided at the top of the anti-blocking protrusion (3219) in the separation valve body (3211).

3. A three-way valve body water-cooling mold casting device according to claim 2, characterized in that: The cooling and preheating integrated component (32) further comprises a compressed gas cylinder (322) arranged in front of the upper cold and hot pipe (3201) and the lower cold and hot pipe (3202); a gas replenishment valve pipe (3221) is fixedly connected to the top end through the front of the compressed gas cylinder (322); the bottom outlet of the compressed gas cylinder (322) is connected to the steam input valve pipe (3207); and the top inlet of the compressed gas cylinder (322) is connected to the exhaust valve pipe (3212).

4. A three-way valve body water-cooling mold casting device according to claim 3, characterized in that: The mold assembly (31) comprises two mold shells (3101) arranged opposite to each other, a water cooling jacket (3102) being fixedly connected to the outside of the mold shell (3101), wherein a plurality of alignment posts (3103) are fixedly connected to the front end of the mold shell (3101) located at the rear, and a plurality of alignment holes (3104) are provided at the front and rear ends of the mold shell (3101) located at the front and the water cooling jacket (3102), and the positions of the alignment posts (3103) and the alignment holes (3104) correspond to each other.

5. A three-way valve body water-cooling mold casting device according to claim 4, characterized in that: The lower hot and cold pipe (3202), the second side hot and cold pipe (3204), the first side hot and cold pipe (3203) and the upper hot and cold pipe (3201) are all located between the mold shell (3101) and the water cooling jacket (3102), and the bracket of the compressed gas cylinder (322) is fixedly connected to the water cooling jacket (3102).

6. A three-way valve body water-cooling mold casting device according to claim 4, characterized in that: The carrying mechanism (1) comprises a bottom plate (101), a top of the bottom plate (101) having sliding grooves (102) on both sides, and a top of the bottom plate (101) having two wheel grooves (103) in the middle.

7. A three-way valve body water-cooling mold casting device according to claim 6, characterized in that: The mold assembly (31) further comprises support sliders (3105) fixedly connected to the bottom of the water-cooling jacket (3102) on both sides, and two pulleys (3106) are movably installed in the center of the bottom of the water-cooling jacket (3102), wherein the water-cooling jacket (3102) and the support slider (3105) at the rear are both fixedly connected to the bottom plate (101), the support slider (3105) at the front is slidably connected to the bottom plate (101) via a slide groove (102), and the pulley (3106) is rollingly connected to the bottom plate (101) via a wheel groove (103).

8. A three-way valve body water-cooling mold casting device according to claim 6, characterized in that: The driving mechanism (2) comprises a cylinder (201), the bottom of the cylinder body of the cylinder (201) is fixedly connected to a base (202), and the end of the piston rod of the cylinder (201) is fixedly connected to an adapter (203).

9. A three-way valve body water-cooling mold casting device according to claim 8, characterized in that: The adapter (203) is fixedly connected to the water-cooling jacket (3102) located in the front.

10. A three-way valve body water-cooling mold casting device according to claim 8, characterized in that: The base (202) is fixedly connected to the front of the top of the bottom plate (101).

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