Rotary sand cooling device

Abstract

The utility model discloses a rotary type sand cooling device which comprises a supporting vertical plate, a transverse rod is fixedly connected to the side surface of the supporting vertical plate, a box body is fixedly connected to the upper surface of the transverse rod, a through round hole is formed in the lower surface of the box body, a bearing is fixedly connected to the cylindrical surface of the through round hole of the box body, and a rotating barrel is arranged in the box body. A sand outlet is formed in the bottom of the rotating barrel, the outer cylindrical surface of the sand outlet is fixedly connected to the inner cylindrical surface of the bearing, a tooth groove ring is arranged on the cylindrical surface, close to the bottom edge, of the rotating barrel, a motor is fixedly connected to the lower bottom face, away from the rotating barrel, of the interior of the box body, and the output end of the motor is fixedly connected with a rotating shaft; the cylindrical surface of the rotating shaft is fixedly connected with a gear, and the gear is meshed with the tooth groove ring of the rotating barrel. Through the structure, all parts of used sand can be quickly cooled by arranging the bearing, the rotating barrel, the motor, the rotating shaft and the gear, so that high-temperature molding sand is quickly cooled.

Description

Technical Field

[0001] The utility model relates to the technical field of molding sand cooling equipment, in particular to a rotary sand cooling device. Background Art

[0002] Molding sand can be divided into surface sand, filling sand and single sand. Surface sand is a layer of molding sand that is close to the casting and has high quality requirements. The filling sand is behind the surface sand layer and does not come into contact with the molten metal, so the quality requirements are not strict. Single sand is molding sand that is not divided into surface sand and back sand, and is mainly used for machine modeling. In addition, the sand molds of large castings often need to be dried before pouring. The molding sand used contains more clay, and this type of molding sand is called dry mold sand; small and medium-sized castings often use wet molds for casting, and the molding sand used contains less clay, and this type of molding sand is called wet mold sand.

[0003] After the castings are vibrated and the sand is removed by the foundry enterprise, the temperature of the old sand is still very high. The general cooling method is to spray water on the high-temperature sand, but this cooling method can only cool the surface sand, and the temperature of the bottom sand is still high. Utility Model Content

[0004] The utility model provides a rotary sand cooling device, which can quickly cool old sand at all locations, thereby quickly cooling high-temperature molding sand.

[0005] In order to achieve the above-mentioned purpose, a rotary sand cooling device is provided, comprising a supporting vertical plate, the side surface of the supporting vertical plate is fixedly connected to a cross bar, the upper surface of the cross bar is fixedly connected to a box, the lower surface of the box is provided with a through hole, the cylindrical surface of the through hole of the box is fixedly connected to a bearing, a rotating barrel is provided inside the box, a sand outlet is provided at the bottom of the rotating barrel, the sand outlet is cylindrical, the outer cylindrical surface of the sand outlet is fixedly connected to the inner cylindrical surface of the bearing, a tooth groove ring is provided near the bottom edge of the cylindrical surface of the rotating barrel, the lower bottom surface inside the box is away from the rotating barrel and fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating shaft, the cylindrical surface of the rotating shaft is fixedly connected to a gear, and the gear is meshed with the tooth groove ring of the rotating barrel. The bearing is provided to facilitate the rotating barrel to rotate around its center line, and the rotating barrel is provided to facilitate the high-temperature molding sand to rotate with it, and in this process, the cooling water sprayed by the nozzle is fully in contact with the molding sand, so as to achieve the purpose of cooling the molding sand at all places. The purpose of providing the motor and the rotating shaft is to drive the gear to rotate, thereby driving the rotating barrel meshing with the gear to rotate.

[0006] According to the rotary sand cooling device, the side surface of the box is fixedly connected to a water pump, and the input end of the water pump is fixedly connected to a water inlet pipe. The water pump is provided to facilitate the use of the water inlet pipe to extract cooling water from the outside and provide it to the nozzle.

[0007] According to the rotary sand cooling device, the output end of the water pump is fixedly connected to a water outlet pipe, the water outlet pipe passes through the side wall of the box, the water outlet pipe is fixedly connected to a nozzle away from the water pump, and the height of the nozzle exceeds the height of the upper surface of the rotating barrel. The nozzle is provided to facilitate the uniform spraying of the cooling water provided by the water pump to the high-temperature molding sand falling in the inclined channel.

[0008] According to the rotary sand cooling device, the upper surface of the support vertical plate is fixedly connected to the sand throwing box, and the side surface of the sand throwing box is provided with an inclined channel near the bottom edge, and the outlet end of the inclined channel is directly above the center of the rotating barrel. The inclined channel is provided to facilitate the high-temperature molding sand falling into the rotating barrel to fall exactly into the center of the rotating barrel.

[0009] According to the rotary sand cooling device, a collecting vehicle is provided below the box, and rollers are provided at the bottom of the collecting vehicle, and the number of the rollers is multiple, and the bottom of the rollers is in contact with the ground. The collecting vehicle is provided to facilitate receiving the cooled molding sand falling from the sand outlet.

[0010] According to the rotary sand cooling device, the side surface of the supporting vertical plate is fixedly connected to the cylinder, and the output end of the cylinder is fixedly connected to the piston rod. The cylinder and the piston rod are provided to facilitate the movement of the limit plate.

[0011] According to the rotary sand cooling device, the piston rod is fixedly connected to a limit plate away from the cylinder, the limit plate is in contact with the side surface of the collection vehicle, and the cylinder, piston rod and limit plate are two in number. The limit plate is provided to facilitate the position of the collection vehicle to prevent it from moving during the collection process.

[0012] According to the rotary sand cooling device, the side surface of the supporting vertical plate is fixedly connected to the inclined rod, and one end of the inclined rod away from the supporting vertical plate is fixedly connected to the lower surface of the cross bar. The inclined rod is provided to facilitate strengthening the pressure bearing capacity of the cross bar.

[0013] The beneficial effects of the utility model are as follows: by arranging bearings, rotating barrels, motors, rotating shafts and gears, old sand can be quickly cooled at all locations, thereby quickly cooling the high-temperature molding sand.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1This is a schematic diagram of the overall structure of a rotary sand cooling device of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of a box of a rotary sand cooling device of the utility model;

[0018] Figure 3 This is a rotating barrel parts diagram of a rotary sand cooling device of the utility model;

[0019] Figure 4 This is an enlarged view of the local structure at location A of a rotary sand cooling device of the utility model.

[0020] Legend:

[0021] 1. Support vertical plate; 2. Diagonal rod; 3. Cross bar; 4. Box body; 5. Water pump; 6. Water inlet pipe; 7. Sand throwing box; 8. Inclined channel; 9. Collecting car; 10. Roller; 11. Water outlet pipe; 12. Nozzle; 13. Rotating barrel; 1301, Toothed ring; 1302, Sand outlet; 14. Bearing; 15. Motor; 16. Gear; 17. Rotating shaft; 18. Cylinder; 19. Piston rod; 20. Limit plate. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is a rotary sand cooling device, which includes a supporting vertical plate 1, the side surface of the supporting vertical plate 1 is fixedly connected to the cross bar 3, the upper surface of the cross bar 3 is fixedly connected to the box body 4, the lower surface of the box body 4 is provided with a through hole, the cylindrical surface of the through hole of the box body 4 is fixedly connected to the bearing 14, the box body 4 is provided with a rotating barrel 13, the bottom of the rotating barrel 13 is provided with a sand outlet 1302, the sand outlet 1302 is cylindrical, and the outer cylindrical surface of the sand outlet 1302 is fixedly connected to the bearing 1 4, a toothed ring 1301 is set on the inner cylindrical surface of the rotating barrel 13 near the bottom edge, the lower bottom surface inside the box body 4 is fixedly connected to the motor 15 away from the rotating barrel 13, the output end of the motor 15 is fixedly connected to the rotating shaft 17, the cylindrical surface of the rotating shaft 17 is fixedly connected to the gear 16, the gear 16 and the toothed ring 1301 of the rotating barrel 13 are meshed, the side surface of the supporting vertical plate 1 is fixedly connected to the inclined rod 2, and the end of the inclined rod 2 away from the supporting vertical plate 1 is fixedly connected to the lower surface of the cross bar 3.

[0024] The upper surface of the supporting vertical plate 1 is fixedly connected to the sand throwing box 7, and an inclined channel 8 is provided on the side surface of the sand throwing box 7 near the bottom edge. The outlet end of the inclined channel 8 is just above the center of the rotating barrel 13. When in use, high-temperature molding sand must be placed in the sand throwing box 7 through tools.

[0025] The side surface of the supporting vertical plate 1 is fixedly connected to the cylinder 18, the output end of the cylinder 18 is fixedly connected to the piston rod 19, the piston rod 19 is fixedly connected to the limit plate 20 away from the cylinder 18, the limit plate 20 is in contact with the side surface of the collection vehicle 9, and the number of the cylinder 18, the piston rod 19 and the limit plate 20 is two.

[0026] The side surface of the box body 4 is fixedly connected to the water pump 5, the input end of the water pump 5 is fixedly connected to the water inlet pipe 6, the output end of the water pump 5 is fixedly connected to the water outlet pipe 11, the water outlet pipe 11 passes through the side wall of the box body 4, the water outlet pipe 11 is fixedly connected to the nozzle 12 away from the water pump 5, the height of the nozzle 12 exceeds the height of the upper surface of the rotating barrel 13, the cooling water sprayed by the nozzle 12 will be sprayed onto the side surface of the high-temperature molding sand flow that is falling into the rotating barrel 13, and the other end of the water inlet pipe 6 is connected to the water source.

[0027] A collecting vehicle 9 is arranged under the box body 4, and a roller 10 is arranged at the bottom of the collecting vehicle 9. There are multiple rollers 10, and the bottom of the rollers 10 is in contact with the ground. The collecting vehicle 9 will be stuck between two limit plates 20. When it needs to move, the cylinder 18 will drive the piston rod 19 to drive the limit plate 20 to move to the side of the supporting vertical plate 1, thereby releasing the restriction on the collecting vehicle 9.

[0028] Working principle: high-temperature molding sand flows out from the outlet of the inclined channel 8 and falls into the interior of the rotating barrel 13. During this process, the water pump 5 draws out external cooling water and provides it to the nozzle 12. The cooling water is evenly sprayed from the nozzle 12 on the high-temperature molding sand that is falling into the rotating barrel 13. The cooling water will fall into the rotating barrel 13 together with the high-temperature molding sand. The motor 15 drives the rotating shaft 17 to drive the gear 16 to rotate, thereby driving the rotating barrel 13 meshed with it to rotate together. The cooling water and high-temperature molding sand falling into the rotating barrel 13 will be evenly mixed during the rotation of the rotating barrel 13, thereby achieving the purpose of cooling down the high-temperature molding sand at various locations. The cooled molding sand will fall from the sand outlet into the collection vehicle 9 below.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A rotary sand cooling device, It is characterized in that The invention comprises a supporting vertical plate (1), the side surface of the supporting vertical plate (1) is fixedly connected to a cross bar (3), the upper surface of the cross bar (3) is fixedly connected to a box body (4), the lower surface of the box body (4) is provided with a through circular hole, the cylindrical surface of the through circular hole of the box body (4) is fixedly connected to a bearing (14), a rotating barrel (13) is provided inside the box body (4), a sand outlet (1302) is provided at the bottom of the rotating barrel (13), the sand outlet (1302) is cylindrical, and the sand outlet (1302) is 2) is fixedly connected to the inner cylindrical surface of the bearing (14); a toothed ring (1301) is provided near the bottom edge of the cylindrical surface of the rotating barrel (13); the lower bottom surface inside the housing (4) is fixedly connected to a motor (15) away from the rotating barrel (13); the output end of the motor (15) is fixedly connected to a rotating shaft (17); the cylindrical surface of the rotating shaft (17) is fixedly connected to a gear (16); and the gear (16) is meshed with the toothed ring (1301) of the rotating barrel (13).

2. A rotary sand cooling device according to claim 1, It is characterized in that The side surface of the box body (4) is fixedly connected to a water pump (5), and the input end of the water pump (5) is fixedly connected to a water pipe (6).

3. A rotary sand cooling device according to claim 2, It is characterized in that The output end of the water pump (5) is fixedly connected to a water outlet pipe (11), the water outlet pipe (11) passes through the side wall of the box body (4), the water outlet pipe (11) is fixedly connected to a spray head (12) away from the water pump (5), and the height of the spray head (12) exceeds the height of the upper surface of the rotating barrel (13).

4. A rotary sand cooling device according to claim 1, It is characterized in that The upper surface of the supporting vertical plate (1) is fixedly connected to a sand throwing box (7), and an inclined channel (8) is provided on the side surface of the sand throwing box (7) near the bottom edge, and the outlet end of the inclined channel (8) is directly above the center of the rotating barrel (13).

5. A rotary sand cooling device according to claim 1, It is characterized in that A collection vehicle (9) is arranged below the box body (4), and a roller (10) is arranged at the bottom of the collection vehicle (9). There are a plurality of rollers (10), and the bottoms of the rollers (10) are in contact with the ground.

6. A rotary sand cooling device according to claim 1, It is characterized in that The side surface of the supporting vertical plate (1) is fixedly connected to a cylinder (18), and the output end of the cylinder (18) is fixedly connected to a piston rod (19).

7. A rotary sand cooling device according to claim 6, It is characterized in that The piston rod (19) is fixedly connected to a limit plate (20) away from the cylinder (18), and the limit plate (20) is in contact with the side surface of the collection vehicle (9). The cylinder (18), the piston rod (19), and the limit plate (20) are two in number.

8. A rotary sand cooling device according to claim 1, It is characterized in that The side surface of the supporting vertical plate (1) is fixedly connected to the diagonal rod (2), and one end of the diagonal rod (2) away from the supporting vertical plate (1) is fixedly connected to the lower surface of the crossbar (3).

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