Sand temperature cooling machine for producing evanescent mode sand

Abstract

The utility model discloses a sand temperature cooler for producing evanescent mode sand, which comprises a mounting shell, a supporting column is arranged at the lower end of the mounting shell, a cooling roller is rotatably connected to the inner wall of a cavity of the mounting shell, a first gear is fixedly connected to one end of the cooling roller, and a driving motor is fixedly connected to the surface of the mounting shell. And the output end of the driving motor is fixedly connected with a second gear, and the upper surface of the mounting shell is rotationally connected with a linkage rod. According to the sand temperature cooling machine for producing the evanescent mode sand, the spraying head connecting plate and the cooling roller are arranged, when the sand temperature cooling machine works, cooling water flows into the water pipe from the water tank through the water pump, the water pipe sprays the water out of the spraying head of the spraying head connecting plate, the cooling water cools the surface of the cooling roller, and meanwhile along with rotation of the cooling roller, the cooling effect is good. The cooling water adhesion time is short, so that the circulation speed is increased, the cooling effect is improved, the overall temperature of the cooling roller is reduced, and sand temperature reduction is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of lost foam, in particular to a sand temperature cooler for producing lost foam sand. Background Art

[0002] Lost foam casting is a solid casting method that uses a foam plastic mold using dry sand without a binder combined with vacuum technology. Due to the high sand temperature, the sand temperature can reach 400°C when casting steel, and generally the old sand must be cooled to a temperature below 50°C before it can be used again. In continuous mass production, the sand temperature affects the subsequent production efficiency and product quality, so cooling is particularly important.

[0003] When the existing sand temperature cooler is in use, the mold sand is generally driven by a roller, and then the cooling fan blows air to the mold sand to cool it down during operation. However, the mold sand transfers heat to the roller while contacting the roller, making the overall temperature of the roller high, which makes it easy to heat the cooled mold sand again, thereby reducing the cooling efficiency. Utility Model Content

[0004] The utility model aims to provide a sand temperature cooler for producing lost foam sand, so as to solve the problem proposed in the above-mentioned background technology that the molding sand transfers heat to the roller while contacting the roller, so that the overall temperature of the roller is high, and the cooled molding sand is easily heated again, thereby reducing the cooling efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sand temperature cooler for producing lost foam sand, comprising a mounting shell, a support column is arranged at the lower end of which, a cooling drum is rotatably connected to the inner wall of the cavity of the mounting shell, one end of the cooling drum is fixedly connected to a first gear, a driving motor is fixedly connected to the surface of the mounting shell, and a second gear is fixedly connected to the output end of the driving motor, a linkage rod is rotatably connected to the upper surface of the mounting shell, a protrusion is arranged on the inner wall of the mounting shell, and a cooling fan is rotatably connected to the inner wall of the protrusion of the mounting shell, a material turning baffle is fixed to the inner wall of the cooling drum cavity, a guide rod is fixed to the surface of the support column of the mounting shell, and a water tank is slidably connected to the surface of the guide rod, a water pump is fixed to the surface of the water tank, and a water pipe is installed between the water pump and the mounting shell, and a spray head connecting plate is fixed to the inner wall of the cavity of the mounting shell.

[0006] Preferably, one end of the cooling drum passes through the side surface of the mounting shell, the upper surface of the mounting shell is provided with a feed port, and the lower surface of the mounting shell is provided with a discharge port, the side surface of the cooling drum is provided with an air outlet, and the air outlet of the cooling drum is provided with a filter.

[0007] By adopting the above technical solution, it is convenient to add materials through the feed port of the installation shell, and it is convenient to discharge hot air through the air outlet of the cooling drum.

[0008] Preferably, the side surface of the cooling drum is provided with an opening, the protrusion on the inner wall of the mounting shell passes through the opening of the cooling drum, and the first gear is meshed with the second gear.

[0009] By adopting the above technical solution, the protrusion of the mounting shell penetrates the opening of the cooling drum, so that the cooling fan can dissipate heat from the raw materials in the cooling drum.

[0010] Preferably, a sprocket is provided at one end of the rotating shaft of the first gear, sprockets are provided at both ends of the linkage rod, a sprocket is provided at one end of the rotating shaft of the cooling fan, and a transmission chain is provided between the sprocket of the cooling fan and the sprocket of the linkage rod, and a transmission chain is provided between the sprocket of the first gear and the sprocket of the linkage rod.

[0011] By adopting the above technical solution, the transmission chain drives the linkage rod and the cooling fan to rotate through the rotation of the first gear.

[0012] Preferably, a heat dissipation mechanism is provided on the surface of the water tank, which drives a heat dissipation fan to rotate through a third gear to cool the water in the water tank.

[0013] By adopting the above technical solution, the heat dissipation mechanism of the water tank is used to enable the third gear to drive the heat dissipation fan to rotate to cool the water in the water tank.

[0014] Preferably, the heat dissipation mechanism includes a third gear, which is rotatably connected to the surface of the water tank, a stirring rod is fixed to the surface of the rotating shaft of the third gear, and a heat dissipation fan is fixed to one end of the rotating shaft of the third gear.

[0015] By adopting the above technical solution, the rotation of the third gear drives the stirring rod on the surface of the rotating shaft to rotate, thereby mixing the cooling water.

[0016] Preferably, the third gear is meshingly connected with the first gear, and the rotating shaft of the third gear passes through the surface of the water tank.

[0017] By adopting the above technical solution, the rotation of the first gear drives the third gear to rotate, so that the third gear drives the cooling fan to rotate.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the sand temperature cooler for producing lost foam sand:

[0019] 1. A spray head connecting plate and a cooling drum are provided. When the device is working, cooling water flows from the water tank into the water pipe through a water pump, and the water pipe sprays water from the nozzle of the spray head connecting plate, so that the cooling water cools the surface of the cooling drum. At the same time, as the cooling drum rotates, the cooling water adheres for a short time, thereby increasing the circulation speed, improving the cooling effect, reducing the overall temperature of the cooling drum, and thus facilitating the reduction of the sand temperature;

[0020] 2. A cooling fan and a stirring rod are provided. When the device is working, the first gear drives the third gear to rotate, so that the stirring rod on the surface of the third gear shaft stirs the cooling water, thereby improving the uniformity of the cooling water temperature, which is beneficial to improving the cooling efficiency of the cooling water. At the same time, the third gear shaft drives the cooling fan to rotate, which is convenient for the cooling fan to dissipate heat from the water tank;

[0021] 3. A material turning baffle and a guide rod are provided, so that when the device is working, the material turning baffle can be used to drive the material to turn over, thereby increasing the contact area with the air and facilitating heat dissipation. When the material needs to be discharged, the water tank can be slid to make it move on the surface of the guide rod, thereby improving the working efficiency and the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the installation shell and the guide rod of the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional structure of the connection between the water pump and the water pipe of the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the cooling drum and the first gear connected to the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the connection between the water pipe and the sprinkler head connection plate of the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the connection between the third gear and the stirring rod of the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the cooling drum and the material turning baffle connected to the utility model.

[0028] In the figure: 1. Installation shell; 2. Cooling drum; 3. First gear; 4. Driving motor; 5. Second gear; 6. Linkage rod; 7. Cooling fan; 8. Turning baffle; 9. Guide rod; 10. Water tank; 11. Water pump; 12. Water pipe; 13. Spray head connecting plate; 14. Third gear; 15. Stirring rod; 16. Cooling fan. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-6 The utility model provides a technical solution: a sand temperature cooler for producing lost foam sand, comprising a mounting shell 1, a cooling drum 2, a first gear 3, a driving motor 4, a second gear 5, a linkage rod 6, a cooling fan 7, a material turning baffle 8, a guide rod 9, a water tank 10, a water pump 11, a water pipe 12, a spray head connecting plate 13, a third gear 14, a stirring rod 15 and a cooling fan 16, wherein the mounting shell 1 is provided with a support column at the lower end thereof, one end of the cooling drum 2 penetrates the side surface of the mounting shell 1, the upper surface of the mounting shell 1 is provided with a feed port, and the lower surface of the mounting shell 1 is provided with a material feeding port. A discharge port is arranged on the surface, an air outlet is arranged on the side surface of the cooling drum 2, and a filter is arranged on the air outlet of the cooling drum 2. An opening is arranged on the side surface of the cooling drum 2, and a protrusion on the inner wall of the mounting shell 1 penetrates the opening of the cooling drum 2. The first gear 3 and the second gear 5 are meshedly connected. When using the device, the raw material is first introduced into the interior of the cooling drum 2 through the feed port of the mounting shell 1, and the second gear 5 is driven to rotate by the driving motor 4, so that the second gear 5 drives the first gear 3 and the cooling drum 2 to rotate, so as to facilitate the turning of the raw material by the turning baffle 8.

[0031] The inner wall of the cavity of the mounting shell 1 is rotatably connected with a cooling drum 2, one end of the cooling drum 2 is fixedly connected with a first gear 3, one end of the rotating shaft of the first gear 3 is provided with a sprocket, both ends of the linkage rod 6 are provided with sprockets, one end of the rotating shaft of the cooling fan 7 is provided with a sprocket, and a transmission chain is provided between the sprocket of the cooling fan 7 and the sprocket of the linkage rod 6, and a transmission chain is provided between the sprocket of the first gear 3 and the sprocket of the linkage rod 6. At the same time, the second gear 5 drives the linkage rod 6 to rotate through the transmission chain, and the linkage rod 6 drives the cooling fan 7 to rotate through the transmission chain, so that the cooling fan 7 blows air to the raw material in the cooling drum 2 for cooling, and the hot air is discharged from the air outlet at one end of the cooling drum 2.

[0032] A driving motor 4 is fixedly connected to the surface of the mounting shell 1, and a second gear 5 is fixedly connected to the output end of the driving motor 4. A linkage rod 6 is rotatably connected to the upper surface of the mounting shell 1. A heat dissipation mechanism is provided on the surface of the water tank 10, which drives a cooling fan 16 to rotate through a third gear 14 to cool the water in the water tank 10. When working, the water in the water tank 10 is discharged through the water pump 11 and guided to the spray head connecting plate 13 through the water pipe 12, so that the nozzle on the surface of the spray head connecting plate 13 sprays water to the cooling drum 2, thereby dissipating the heat of the cooling drum 2, reducing the overall temperature of the cooling drum 2 and thus improving the heat dissipation effect of the raw materials.

[0033] The inner wall of the mounting shell 1 is provided with a protrusion, and the inner wall of the protrusion of the mounting shell 1 is rotatably connected to a cooling fan 7, the inner wall of the cavity of the cooling drum 2 is fixed with a material turning baffle 8, the surface of the support column of the mounting shell 1 is fixed with a guide rod 9, and the surface of the guide rod 9 is slidably connected to a water tank 10, the heat dissipation mechanism includes a third gear 14, the third gear 14 is rotatably connected to the surface of the water tank 10, a stirring rod 15 is fixed on the surface of the rotating shaft of the third gear 14, and a cooling fan 16 is fixed at one end of the rotating shaft of the third gear 14, the cooling water is collected by the inner wall of the mounting shell 1 and introduced into the water tank 10 for recycling, and at the same time, the rotation of the first gear 3 drives the third gear 14 to rotate, and the third gear 14 drives the stirring rod 15 to rotate to facilitate the stirring and mixing of the cooling water, thereby improving the uniformity of the cooling water temperature and facilitating the cooling of the cooling water.

[0034] A water pump 11 is fixed to the surface of the water tank 10, and a water pipe 12 is installed between the water pump 11 and the mounting shell 1, a spray head connecting plate 13 is fixed to the inner wall of the cavity of the mounting shell 1, and the third gear 14 is meshedly connected with the first gear 3. The rotating shaft of the third gear 14 passes through the surface of the water tank 10. When the third gear 14 rotates, the cooling fan 16 is driven to rotate through the rotating shaft, so that the cooling fan 16 accelerates the air flow near the water tank 10, thereby improving the heat dissipation speed of the water tank 10, facilitating the cooling of the cooling water and improving the cooling effect on the cooling drum 2.

[0035] Working principle: when using the sand temperature cooler for producing lost foam sand, firstly, the raw material is introduced into the cooling drum 2, and the second gear 5 is driven to rotate by the driving motor 4, so that the second gear 5 drives the first gear 3 and the cooling drum 2 to rotate, so that the turning baffle 8 drives the raw material to turn, and at the same time, the first gear 3 drives the linkage rod 6 to rotate through the transmission chain, and the linkage rod 6 drives the cooling fan 7 to rotate through the transmission chain to facilitate cooling of the raw material, and the water in the water tank 10 is discharged through the water pump 11, so that the precipitation of the water pipe 12 is introduced into the spray head connecting plate 13 to facilitate spraying and cooling of the cooling drum 2, and the third gear 14 is driven to rotate by the first gear 3, so that the third gear 14 drives the stirring rod 15 to rotate and mix the water in the water tank 10, and at the same time, the rotating shaft of the third gear 14 drives the cooling fan 16 to rotate, which is convenient for cooling the water in the water tank 10, thereby increasing the overall practicality.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sand temperature cooler for producing lost foam sand, comprising a mounting shell (1), a support column being arranged at the lower end thereof, a cooling drum (2) being rotatably connected to the inner wall of the cavity of the mounting shell (1), and a first gear (3) being fixedly connected to one end of the cooling drum (2), characterized in that: The surface of the mounting shell (1) is fixedly connected to a driving motor (4), and the output end of the driving motor (4) is fixedly connected to a second gear (5); the upper surface of the mounting shell (1) is rotatably connected to a linkage rod (6); the inner wall of the mounting shell (1) is provided with a protrusion, and the inner wall of the protrusion of the mounting shell (1) is rotatably connected to a cooling fan (7); the inner wall of the cavity of the cooling drum (2) is fixed with a material turning baffle (8); the surface of the support column of the mounting shell (1) is fixed with a guide rod (9), and the surface of the guide rod (9) is slidably connected to a water tank (10); the surface of the water tank (10) is fixed with a water pump (11), and a water pipe (12) is installed between the water pump (11) and the mounting shell (1); the inner wall of the cavity of the mounting shell (1) is fixed with a spray head connecting plate (13).

2. The sand temperature cooler for producing lost foam sand according to claim 1, characterized in that: One end of the cooling drum (2) passes through the side surface of the mounting shell (1), the upper surface of the mounting shell (1) is provided with a feed port, and the lower surface of the mounting shell (1) is provided with a discharge port, the side surface of the cooling drum (2) is provided with an air outlet, and the air outlet of the cooling drum (2) is provided with a filter.

3. The sand temperature cooler for producing lost foam sand according to claim 1, characterized in that: The side surface of the cooling drum (2) is provided with an opening, the protrusion on the inner wall of the mounting shell (1) penetrates the opening of the cooling drum (2), and the first gear (3) and the second gear (5) are in meshing connection.

4. The sand temperature cooler for producing lost foam sand according to claim 1, characterized in that: A sprocket is provided at one end of the rotating shaft of the first gear (3), sprockets are provided at both ends of the linkage rod (6), a sprocket is provided at one end of the rotating shaft of the cooling fan (7), and a transmission chain is provided between the sprocket of the cooling fan (7) and the sprocket of the linkage rod (6), and a transmission chain is provided between the sprocket of the first gear (3) and the sprocket of the linkage rod (6).

5. The sand temperature cooler for producing lost foam sand according to claim 1, characterized in that: The surface of the water tank (10) is provided with a heat dissipation mechanism, which drives a heat dissipation fan (16) to rotate via a third gear (14) to cool the water in the water tank (10).

6. The sand temperature cooler for producing lost foam sand according to claim 5, characterized in that: The heat dissipation mechanism comprises a third gear (14), the third gear (14) is rotatably connected to the surface of the water tank (10), a stirring rod (15) is fixed to the surface of the rotating shaft of the third gear (14), and a heat dissipation fan (16) is fixed to one end of the rotating shaft of the third gear (14).

7. The sand temperature cooler for producing lost foam sand according to claim 6, characterized in that: The third gear (14) is meshedly connected with the first gear (3), and the rotating shaft of the third gear (14) passes through the surface of the water tank (10).

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