Silicon carbide ceramic pouring mold

Abstract

The utility model relates to the technical field of molds, and provides a silicon carbide ceramic pouring mold in order to overcome the defects of long cooling time and low processing efficiency in the prior art, which comprises a base, a laminate is fixedly mounted at the top of the base, and a mold body is fixedly mounted in the middle of the top of the laminate. The laminated plate is used for installing the mold body and is separated from the base, so that heat dissipation of the bottom of the mold body is smooth, the heat dissipation efficiency is high, the annular pipelines are arranged, cooling liquid is continuously injected into the annular pipelines to absorb the temperature of the mold body, and the heat dissipation efficiency of the mold body is improved. And the temperature sensor is used for monitoring the temperature of liquid in the detection box in real time, so that the heat generation condition of the mold body is judged, the use amount and the circulation speed of cooling liquid are accurately controlled, the use cost of the cooling liquid is saved, meanwhile, cooling of a casting is accelerated, and the working efficiency of casting operation is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a silicon carbide ceramic casting mold. Background Art

[0002] Silicon carbide ceramic casting molds are usually used in high-temperature and highly corrosive casting processes. This type of mold has excellent wear resistance, high temperature resistance and chemical stability, and is suitable for casting some special materials or parts requiring high precision.

[0003] In the prior art, the silicon carbide ceramic casting mold (publication number: CN217345965U) completes the sealing by setting the first fan-shaped groove and the second fan-shaped groove to be offset, so that the device can fill and seal faster and operate more conveniently when in use. However, the device requires a long time to cool after the raw materials are filled, and the processing efficiency is low. Therefore, it is urgent to design a silicon carbide ceramic casting mold with high cooling efficiency. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art, that is, long cooling time and low processing efficiency, and proposes a silicon carbide ceramic casting mold.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A silicon carbide ceramic casting mold comprises a base, a layer plate is fixedly installed on the top of the base, a mold body is fixedly installed in the middle of the top of the layer plate, a plurality of annular pipes are sleeved around the mold body, a detection box is fixedly installed on one side of the top of the layer plate, each of the annular pipes is installed with a water inlet pipe at one end and connected to the inside of the detection box at the other end, a temperature sensor is installed on the top of the detection box, and a water outlet pipe is installed on one side of the detection box.

[0007] As a further technical solution of the utility model, a cavity for casting is opened on the top of the mold body, multiple guide columns are fixedly installed around the top of the layer plate, top frames are fixedly installed on the tops of the multiple guide columns, and cover plates are slidably sleeved on the surfaces of the multiple guide columns.

[0008] As a further technical solution of the utility model, the bottom of the cover plate is provided with a convex rafter adapted to the opening of the cavity, a filling port for filling raw materials is opened in the middle of the top of the cover plate, a sealing cover is detachably installed in the filling port, and sealing rings are fixedly sleeved around the top of the mold body.

[0009] As a further technical solution of the utility model, a worm and two worm wheels are rotatably installed on the top of the base. The two worm wheels are distributed on both sides of the worm at diagonals and are meshed with the worm. A screw rod is fixedly installed in the middle of the top of the two worm wheels, and the top of the two screw rods are rotatably installed with the bottom of the top frame.

[0010] As a further technical solution of the utility model, a servo motor is fixedly installed on one side of the bottom of the base, the output end of the servo motor is fixedly installed with the rotation center of one end of the worm, the top ends of the two screw rods pass through the outer surface of the cover plate and are threadedly connected thereto, and a through hole with a diameter larger than the outer diameter of the screw rod is opened on the top of the layer plate.

[0011] As a further technical solution of the utility model, two through holes that penetrate into the interior of the cavity are opened at the bottom of the mold body, and push rods are slidably installed in the two through holes. An L-shaped bracket is fixedly installed at the bottom of each push rod, and the other end of the L-shaped bracket passes through the layer plate and the bottom of the cover plate and is fixedly installed.

[0012] The beneficial effects of the utility model are:

[0013] By setting up a layer plate for installing the mold body and separating it from the base, the heat dissipation at the bottom of the mold body is smooth and efficient. A plurality of annular pipes are set up to continuously infuse coolant into the inside to absorb the temperature of the mold body. The temperature of the liquid in the detection box is monitored in real time by a temperature sensor to judge the heat generated by the mold body, and then accurately control the usage and circulation speed of the coolant, saving the cost of using the coolant, while accelerating the cooling speed of the casting and improving the working efficiency of the equipment casting operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a silicon carbide ceramic casting mold proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of a silicon carbide ceramic casting mold proposed by the utility model when viewed from above;

[0016] Figure 3 This is a schematic diagram of the split structure of a silicon carbide ceramic casting mold proposed by the utility model;

[0017] Figure 4 for Figure 3 Schematic diagram of the enlarged structure of part A.

[0018] In the figure: 1. base; 2. shelf; 3. cover plate; 4. top frame; 5. servo motor; 6. worm; 7. push rod; 8. L-shaped bracket; 9. worm gear; 10. screw; 11. guide column; 12. sealing cover; 13. water inlet pipe; 14. detection box; 15. annular pipe; 16. mold body; 17. sealing ring; 18. temperature sensor. DETAILED DESCRIPTION

[0019] 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 described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] Please see attached Figure 1 -Attached Figure 4A silicon carbide ceramic casting mold comprises a base 1, a layer plate 2 is fixedly installed on the top of the base 1, a mold body 16 is fixedly installed in the middle of the top of the layer plate 2, a plurality of annular pipes 15 are sleeved around the mold body 16, a detection box 14 is fixedly installed on one side of the top of the layer plate 2, each annular pipe 15 is installed with a water inlet pipe 13 at one end, and the other end is connected to the inside of the detection box 14, a temperature sensor 18 is installed on the top of the detection box 14, and a water outlet pipe is installed on one side of the detection box 14. Through the setting of the device, the layer plate 2 is used to install the mold body 16 and is separated from the base 1 so that the mold The bottom of the mold body 16 has smooth heat dissipation and high heat dissipation efficiency. A plurality of annular pipes 15 are arranged. The plurality of annular pipes 15 are stacked up and down to surround and cover the surface of the mold body 16. Then, coolant is continuously infused into the interior to absorb the temperature of the mold body 16. The temperature sensor 18 monitors the liquid temperature in the detection box 14 in real time to judge the heat generated by the mold body 16, and then accurately control the usage and circulation speed of the coolant, thereby saving the cost of using the coolant, accelerating the cooling of the casting, and improving the working efficiency of the equipment casting operation.

[0023] Please see attached Figure 1 and attached Figure 3 In a preferred embodiment, a cavity for casting is provided on the top of the mold body 16, a plurality of guide columns 11 are fixedly installed around the top of the layer plate 2, a top frame 4 is fixedly installed on the top of the plurality of guide columns 11, a cover plate 3 is slidably sleeved on the surface of the plurality of guide columns 11, a convex rafter adapted to the cavity opening is provided at the bottom of the cover plate 3, a filling port for filling raw materials is provided in the middle of the top of the cover plate 3, a sealing cover 12 is detachably installed in the filling port, a sealing ring 17 is fixedly sleeved around the top of the mold body 16, and a sealing ring 17 is fixedly sleeved on the top of the mold body 16. The cavity opened at the top of 16 is combined with the convex rafter at the bottom of the cover plate 3. When the cover plate 3 is covered on the top of the mold body 16, a sealed cavity is formed, that is, the shape required for casting is formed. Raw materials are added to the cavity through the filling port on the top of the cover plate 3, and then the sealing cover 12 is covered. After the mold body 16 is completely cooled, the mold can be opened and a sealing ring 17 is set to improve the sealing performance of the cover plate 3 after covering the top of the mold body 16. At the same time, it can avoid the cover plate 3 and the mold body 16 from colliding with each other when they are in contact, causing damage to each other, thereby improving the practicability of the equipment.

[0024] Please see attached Figure 1 and attached Figure 2In a preferred embodiment, a worm 6 and two worm wheels 9 are rotatably installed on the top of the base 1. The two worm wheels 9 are distributed on both sides of the worm 6 at diagonal angles and are meshed with the worm 6. A screw 10 is fixedly installed in the middle of the top of the two worm wheels 9. The tops of the two screws 10 are rotatably installed with the bottom of the top frame 4. A servo motor 5 is fixedly installed on one side of the bottom of the base 1. The output end of the servo motor 5 is fixedly installed with the rotation center of one end of the worm 6. The tops of the two screws 10 pass through the outer surface of the cover plate 3 and are threadedly connected thereto. A through hole with a diameter larger than the outer diameter of the screw 10 is opened on the top of the layer plate 2. Two through holes that penetrate into the cavity are opened at the bottom of the mold body 16. A push rod 7 is slidably installed in the two through holes, and each push rod 7 is fixedly installed at the bottom. There is an L-shaped bracket 8, the other end of the L-shaped bracket 8 passes through the layer plate 2 and is fixedly installed at the bottom of the cover plate 3. The two worm gears 9 are distributed diagonally, so that the two screw rods 10 can share the gravity of the cover plate 3 relatively evenly, making the equipment lifting the cover plate 3 more stable. By setting the L-shaped bracket 8 and the push rod 7, when the casting is formed and cooled, the servo motor 5 is started to drive the worm 6 to rotate, and the worm 6 drives the two worm gears 9 to rotate, and then drives the two screw rods 10 to rotate, and the cover plate 3 is driven to slide upward along the guide column 11 through the thread drive, and the push rod 7 is driven by the L-shaped bracket 8 to gradually push up from the bottom of the mold body 16, and the workpiece is ejected from the cavity of the mold body 16, which improves the convenience of opening the mold and taking out the parts of the equipment, and further improves the processing efficiency of the equipment.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A silicon carbide ceramic casting mold, comprising a base (1), characterized in that: A layer plate (2) is fixedly mounted on the top of the base (1), a mold body (16) is fixedly mounted in the middle of the top of the layer plate (2), a plurality of annular pipes (15) are sleeved around the mold body (16), a detection box (14) is fixedly mounted on one side of the top of the layer plate (2), each of the annular pipes (15) is mounted with a water inlet pipe (13) at one end and connected to the inside of the detection box (14) at the other end, a temperature sensor (18) is mounted on the top of the detection box (14), and a water outlet pipe is mounted on one side of the detection box (14).

2. A silicon carbide ceramic casting mold according to claim 1, characterized in that: A cavity for casting is provided at the top of the mold body (16); a plurality of guide columns (11) are fixedly installed around the top of the layer plate (2); a top frame (4) is fixedly installed on the top of the plurality of guide columns (11); and a cover plate (3) is slidably sleeved on the surface of the plurality of guide columns (11).

3. A silicon carbide ceramic casting mold according to claim 2, characterized in that: The bottom of the cover plate (3) is provided with a convex rafter adapted to the opening of the cavity, the middle of the top of the cover plate (3) is provided with a filling port for filling raw materials, a sealing cover (12) is detachably installed in the filling port, and sealing rings (17) are fixedly sleeved around the top of the mold body (16).

4. A silicon carbide ceramic casting mold according to claim 1, characterized in that: A worm (6) and two worm wheels (9) are rotatably mounted on the top of the base (1); the two worm wheels (9) are distributed on both sides of the worm (6) at diagonal angles and are both meshed with the worm (6); a screw rod (10) is fixedly mounted in the middle of the top of the two worm wheels (9); the tops of the two screw rods (10) are rotatably mounted on the bottom of the top frame (4).

5. A silicon carbide ceramic casting mold according to claim 4, characterized in that: A servo motor (5) is fixedly mounted on one side of the bottom of the base (1); the output end of the servo motor (5) is fixedly mounted to the rotation center of one end of the worm (6); the top ends of the two screw rods (10) pass through the outer surface of the cover plate (3) and are threadedly connected thereto; and a through hole having a diameter greater than the outer diameter of the screw rod (10) is opened on the top of the layer plate (2).

6. A silicon carbide ceramic casting mold according to claim 1, characterized in that: The bottom of the mold body (16) is provided with two through holes penetrating into the interior of the cavity, and push rods (7) are slidably installed in the two through holes. An L-shaped bracket (8) is fixedly installed at the bottom of each push rod (7), and the other end of the L-shaped bracket (8) passes through the layer plate (2) and the bottom of the cover plate (3) and is fixedly installed.

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