Cooling device for aluminum alloy hub casting

Abstract

The utility model discloses a cooling device for casting an aluminum alloy hub, relates to the technical field of cooling devices, and provides the following scheme aiming at the problems that the cooling efficiency is lower and the product quality is not favorably guaranteed as only air blowing cooling is adopted in the prior art: the cooling device comprises a bottom plate, and a fixed frame is fixed at one end of the top of the bottom plate; a screw rod is rotationally connected into the fixing frame, a movable plate is in threaded connection with the rod wall of the screw rod, a connecting frame is fixed to the bottom of the movable plate, fixing pipes are fixedly inserted into the connecting frame and the movable plate, and fans are inserted into the top ends of the fixing pipes. The bottom die with the hub is placed on the top of the rotating disc, the output shaft of the second servo motor drives the rotating disc to rotate through the rotating shaft, then the bottom die with the hub is driven to rotate, and the cooling mechanism is matched to move downwards to be close to the hub in the bottom die. And wind power is sprayed out by the fan through the fixed pipe, the first connecting pipe, the connecting shell and the vaporific nozzle.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling devices, in particular to a cooling device for casting an aluminum alloy wheel hub. Background Art

[0002] With the continuous improvement of people's living standards, cars have entered more and more daily families and become the main means of transportation in people's daily life. The wheel hub is a cylindrical metal part with the center mounted on the shaft, which supports the inner contour of the tire. Its quality directly affects the normal driving of the car. Among them, aluminum alloy wheels have been widely used in the automotive industry due to their advantages such as light weight, fast heat dissipation, good shock absorption performance, safety and reliability. In the casting of aluminum alloy wheels, the aluminum alloy wheels in the bottom mold need to be cooled to facilitate the removal of the aluminum alloy wheels from the bottom mold.

[0003] Most of the existing technologies use air cooling for cooling. Since only air blowing cooling is used, the cooling efficiency is low, which is not conducive to ensuring product quality. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a cooling device for aluminum alloy wheel hub casting, which overcomes the deficiencies of the prior art and effectively solves the problem that the prior art only uses air blowing cooling, resulting in low cooling efficiency and being unfavorable for ensuring product quality.

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

[0006] A cooling device for casting an aluminum alloy wheel hub comprises a base plate, a fixing frame is fixed at one end of the top of the base plate, and a screw rod is rotatably connected in the fixing frame, a movable plate is screwed on the rod wall of the screw rod, and a connecting frame is fixed to the bottom of the movable plate, a fixing pipe is plugged and fixed to the connecting frame and the movable plate, and a fan is plugged and fixed to the top of the fixing pipe, a cooling mechanism is plugged and fixed to the bottom of the fixing pipe, and a rotating mechanism is arranged below the cooling mechanism, the cooling mechanism comprises a round shell, a connecting shell respectively plugged and fixed to the outer walls of both sides of the round shell, a first connecting pipe plugged at the bottom of the fixing pipe and a second connecting pipe plugged on the outer wall of the fixing pipe, and the rotating mechanism comprises a bracket, a second servo motor installed on the top of the base plate, a rotating shaft rotatably connected to the bracket, and a turntable fixed to the top of the rotating shaft.

[0007] The bottom mold with the wheel hub is placed on the top of the turntable, and the output shaft of the second servo motor drives the turntable to rotate through the rotating shaft, thereby driving the bottom mold with the wheel hub to rotate, and the first servo motor drives the screw rod to rotate. The rotating screw rod drives the movable plate to move downward along the fixed frame, and then the cooling mechanism is moved close to the wheel hub in the bottom mold. The fan sprays wind through the fixed pipe, the first connecting pipe, the connecting shell and the mist nozzle, and the water pump transports the water in the water tank to the water cavity through the hose for flow. The water flow in the water cavity is sprayed through the second connecting pipe, the connecting shell and the mist nozzle, and the wheel hub in the bottom mold is cooled by water mist and wind at the same time, thereby improving the cooling efficiency and shortening the cooling time.

[0008] Preferably, a first servo motor is installed at the top end of the fixing frame, and an output shaft of the first servo motor is connected and fixed to the top end of the screw rod.

[0009] The first servo motor drives the lead screw to rotate.

[0010] Preferably, the fan is mounted on the top of the movable plate, and the movable plate and the fixed frame form a sliding fit.

[0011] The rotating screw drives the movable plate to move up and down along the fixed frame.

[0012] Preferably, a water cavity is provided in the lower half of the fixed pipe, and a hose is plugged into the water cavity, one end of the hose is connected to a water pump, and the water pump is connected to a water tank.

[0013] The water pump transports the water in the water tank to the water cavity through the hose for flow.

[0014] Preferably, the round shell is plugged and fixed to the bottom end of the fixed tube, and mist nozzles distributed at equal distances are plugged into the outer walls of the two connected shells on one side away from each other.

[0015] The wind force and water flow are respectively sprayed out through the mist nozzles on the two connecting shells.

[0016] Preferably, one of the connecting shells is plugged into the first connecting pipe, and the first connecting pipe is interconnected with the fan through a fixed pipe, and the other connecting shell is plugged into the second connecting pipe, and the second connecting pipe is interconnected with the inside of the water chamber.

[0017] The fan sprays the wind through the fixed pipe, the first connecting pipe, the connecting shell and the mist nozzle, and the water flow in the water cavity sprays through the second connecting pipe, the connecting shell and the mist nozzle.

[0018] Preferably, the output shaft of the second servo motor is connected and fixed to the bottom end of the rotating shaft, and the top of the bracket is fixed with support columns distributed equidistantly along a ring, and the tops of the support columns are rotatably connected to balls, which form a rolling fit with the bottom of the turntable.

[0019] The output shaft of the second servo motor drives the turntable to rotate through the rotating shaft, thereby driving the bottom mold equipped with the wheel hub to rotate. The support columns and balls are provided to provide support for the turntable during its rotation.

[0020] The beneficial effects of the utility model are:

[0021] The bottom mold with the wheel hub is placed on the top of the turntable, and the output shaft of the second servo motor drives the turntable to rotate through the rotating shaft, thereby driving the bottom mold with the wheel hub to rotate, and the cooling mechanism moves down close to the wheel hub in the bottom mold, and the fan sprays wind through the fixed pipe, the first connecting pipe, the connecting shell and the mist nozzle, and the water pump transports the water in the water tank to the water cavity through the hose for flow, and the water flow in the water cavity is sprayed through the second connecting pipe, the connecting shell and the mist nozzle, and the wheel hub in the bottom mold is cooled by water mist and wind at the same time, thereby improving the cooling efficiency and shortening the cooling time, and effectively solving the problem that only blowing cooling is used in the prior art, resulting in low cooling efficiency and being unfavorable for ensuring product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall structure of a cooling device for aluminum alloy wheel casting proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the fixed pipe structure of a cooling device for aluminum alloy wheel casting proposed by the utility model;

[0024] Figure 3 This is a schematic diagram of the cooling mechanism structure of a cooling device for aluminum alloy wheel casting proposed by the utility model;

[0025] Figure 4 The utility model discloses a schematic diagram of the rotating mechanism structure of a cooling device for aluminum alloy wheel casting.

[0026] In the figure: 1. bottom plate; 2. fixed frame; 3. screw; 4. first servo motor; 5. movable plate; 6. connecting frame; 7. fixed pipe; 8. water chamber; 9. fan; 10. cooling mechanism; 11. hose; 12. water pump; 13. water tank; 14. rotating mechanism; 15. round shell; 16. connecting shell; 17. first connecting pipe; 18. second connecting pipe; 19. bracket; 20. second servo motor; 21. rotating shaft; 22. turntable; 23. supporting column. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] Example:

[0029] Reference Figure 1-4 A cooling device for aluminum alloy wheel hub casting, comprising a bottom plate 1, a fixing frame 2 is fixed to one end of the top of the bottom plate 1, a screw rod 3 is rotatably connected in the fixing frame 2, a movable plate 5 is screwed to the rod wall of the screw rod 3, a connecting frame 6 is fixed to the bottom of the movable plate 5, a fixing pipe 7 is plugged and fixed to the connecting frame 6 and the movable plate 5, a fan 9 is plugged and fixed to the top of the fixing pipe 7, a cooling mechanism 10 is plugged and fixed to the bottom of the fixing pipe 7, and a rotating mechanism 14 is arranged below the cooling mechanism 10;

[0030] The cooling mechanism 10 includes a round shell 15, a connecting shell 16 respectively plugged and fixed to the outer walls of both sides of the round shell 15, a first connecting pipe 17 plugged into the bottom of the fixed pipe 7, and a second connecting pipe 18 plugged into the outer wall of the fixed pipe 7. The rotating mechanism 14 includes a bracket 19, a second servo motor 20 installed on the top of the bottom plate 1, a rotating shaft 21 rotatably connected to the bracket 19, and a rotating disk 22 fixed to the top of the rotating shaft 21.

[0031] A first servo motor 4 is installed at the top of the fixed frame 2, and the output shaft of the first servo motor 4 is connected and fixed to the top of the screw rod 3, and the screw rod 3 is driven by the first servo motor 4 to rotate. The fan 9 is installed on the top of the movable plate 5, and the movable plate 5 forms a sliding fit with the fixed frame 2. The rotating screw rod 3 drives the movable plate 5 to move up and down along the fixed frame 2;

[0032] The lower half of the fixed pipe 7 is provided with a water cavity 8, and a hose 11 is plugged into the water cavity 8. One end of the hose 11 is connected to a water pump 12, and the water pump 12 is connected to a water tank 13. The water pump 12 transports the water in the water tank 13 to the water cavity 8 through the hose 11 for flow. The round shell 15 is plugged and fixed to the bottom end of the fixed pipe 7. The outer walls of the two connecting shells 16 on one side away from each other are plugged with mist nozzles distributed at equal distances. The wind force and water flow are respectively sprayed out through the mist nozzles on the two connecting shells 16;

[0033] One of the connecting shells 16 is plugged into the first connecting pipe 17, and the first connecting pipe 17 is connected to the fan 9 through the fixed pipe 7. The other connecting shell 16 is plugged into the second connecting pipe 18, and the second connecting pipe 18 is connected to the inside of the water chamber 8. The fan 9 sprays the wind through the fixed pipe 7, the first connecting pipe 17, the connecting shell 16 and the mist nozzle, and the water flow in the water chamber 8 is sprayed through the second connecting pipe 18, the connecting shell 16 and the mist nozzle. The output shaft of the second servo motor 20 is connected and fixed to the bottom end of the rotating shaft 21. The top of the bracket 19 is fixed with support columns 23 distributed at equal distances along the ring. The top of the support column 23 is rotatably connected with ball bearings, and the ball bearings form a rolling fit with the bottom of the turntable 22. The output shaft of the second servo motor 20 drives the turntable 22 to rotate through the rotating shaft 21, and then drives the bottom mold equipped with the hub to rotate. The set support columns 23 and ball bearings provide support function for the turntable 22 during its rotation.

[0034] Working principle:

[0035] During operation, the bottom mold with the wheel hub is placed on the top of the turntable 22, and the output shaft of the second servo motor 20 drives the turntable 22 to rotate through the rotating shaft 21, thereby driving the bottom mold with the wheel hub to rotate, and the first servo motor 4 drives the screw rod 3 to rotate, and the rotating screw rod 3 drives the movable plate 5 to move downward along the fixed frame 2, thereby bringing the cooling mechanism 10 close to the wheel hub in the bottom mold, and the fan 9 sprays the wind through the fixed pipe 7, the first connecting pipe 17, the connecting shell 16 and the mist nozzle, and the water pump 12 transports the water in the water tank 13 to the water cavity 8 through the hose 11 for flow, and the water flow in the water cavity 8 is sprayed through the second connecting pipe 18, the connecting shell 16 and the mist nozzle, and the wheel hub in the bottom mold is cooled by the water mist and wind at the same time, thereby improving the cooling efficiency and shortening the cooling time.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cooling device for aluminum alloy wheel casting, comprising a bottom plate (1), characterized in that: A fixing frame (2) is fixed to one end of the top of the bottom plate (1), and a screw rod (3) is rotatably connected inside the fixing frame (2), a movable plate (5) is screwed to the rod wall of the screw rod (3), and a connecting frame (6) is fixed to the bottom of the movable plate (5), a fixing pipe (7) is plugged and fixed to the connecting frame (6) and the movable plate (5), and a fan (9) is plugged and fixed to the top of the fixing pipe (7), a cooling mechanism (10) is plugged and fixed to the bottom of the fixing pipe (7), and a rotating mechanism (10) is provided below the cooling mechanism (10). 14), the cooling mechanism (10) comprises a round shell (15), a connecting shell (16) respectively plugged and fixed to the outer walls of both sides of the round shell (15), a first connecting tube (17) plugged into the bottom of the fixed tube (7), and a second connecting tube (18) plugged into the outer wall of the fixed tube (7), and the rotating mechanism (14) comprises a bracket (19), a second servo motor (20) installed on the top of the base plate (1), a rotating shaft (21) rotatably connected to the bracket (19), and a rotating disk (22) fixed to the top of the rotating shaft (21).

2. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: A first servo motor (4) is installed at the top end of the fixing frame (2), and the output shaft of the first servo motor (4) is connected and fixed to the top end of the screw rod (3).

3. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: The fan (9) is installed on the top of the movable plate (5), and the movable plate (5) and the fixed frame (2) form a sliding fit.

4. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: The lower half of the fixed pipe (7) is provided with a water chamber (8), and a hose (11) is inserted into the water chamber (8), one end of the hose (11) is connected to a water pump (12), and the water pump (12) is connected to a water tank (13).

5. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: The round shell (15) is plugged and fixed to the bottom end of the fixed tube (7), and mist nozzles distributed at equal distances are plugged into the outer walls of the two connecting shells (16) on the sides away from each other.

6. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: One of the connecting shells (16) is plugged into a first connecting pipe (17), and the first connecting pipe (17) is communicated with the fan (9) via a fixed pipe (7); the other connecting shell (16) is plugged into a second connecting pipe (18), and the second connecting pipe (18) is communicated with the inside of the water chamber (8).

7. The cooling device for aluminum alloy wheel casting according to claim 1, characterized in that: The output shaft of the second servo motor (20) is connected and fixed to the bottom end of the rotating shaft (21), and the top of the bracket (19) is fixed with support columns (23) distributed at equal distances along a ring shape, and the top ends of the support columns (23) are rotatably connected to balls, and the balls form a rolling fit with the bottom of the turntable (22).

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