Cooling and conveying device for die castings

Abstract

The utility model discloses a cooling and conveying device for die castings, which comprises a frame, and a plurality of conveying rollers are rotatably mounted on the frame and used for conveying the die castings. A top frame is installed on the top of the rack, and a plurality of air cooling devices are installed on the top frame and used for air cooling of die castings. A water cooling device is installed on the rack and used for conducting water cooling on the conveying rollers. The water cooling device comprises a water tank and a cooling pipe, a water inlet of the water pump is connected with the water tank through a pipeline, a water outlet of the water pump is connected with the cooling pipe, the cooling pipe is arranged in the machine frame in an S-shaped surrounding mode and makes contact with the bottoms of the conveying rollers, and the tail end of the cooling pipe extends into the water tank. According to the cooling and conveying device for the die castings, the problems that an existing cooling and conveying device is low in single air cooling efficiency, the castings cannot make full contact with a cold source in the conveying process, and therefore heat on the surfaces of the castings cannot be taken away in time are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling and conveying devices, in particular to a cooling and conveying device for die castings. Background Art

[0002] In the production process of aluminum alloy castings, the high-temperature aluminum alloy castings need to be quickly cooled down to facilitate their subsequent processing. Therefore, they often need to be cooled down and flowed into the next processing line through a special cooling and conveying device. For example, patent CN201620021864.6 discloses an aluminum alloy die-casting air cooling device, in which the exhaust fan and multiple sets of fans are arranged to adjust the cooling speed inside the insulation cover, so that the cooling speed of the insulation cover can meet the process requirements; the collection tank is arranged to collect metal debris.

[0003] However, the cooling device still has the following defects during its specific implementation: the cooling efficiency of single air cooling is low, and the casting cannot fully contact with the cold source during transportation, so that the heat on the surface of the casting cannot be taken away in time. Therefore, we propose a cooling and conveying device for die castings. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a cooling and conveying device for die castings, which solves the problem that the single air cooling of the existing cooling and conveying device has low cooling efficiency and the castings cannot fully contact with the cold source during the conveying process, thus failing to take away the heat from the surface of the castings in time.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a cooling and conveying device for die castings, comprising a frame, on which a plurality of conveying rollers are rotatably mounted for conveying die castings;

[0006] A top frame is installed on the top of the frame, and a plurality of air cooling devices are installed on the top frame for air cooling of the die castings;

[0007] A water cooling device is installed on the frame for water cooling the conveying roller;

[0008] The water cooling device includes a water tank and a cooling pipe. The water inlet of the water pump is connected to the water tank through a pipeline, and the water outlet is connected to the cooling pipe. The cooling pipe is arranged in a serpentine shape in the frame and contacts the bottom of the conveyor roller. The end of the cooling pipe extends to the inside of the water tank.

[0009] Preferably, a guide inclined plate is installed on the frame and at one end of the conveying roller for guiding the output of the die casting.

[0010] Preferably, a plurality of the conveying rollers are installed on the frame at equal intervals, both ends of the conveying rollers are rotatably installed on the frame via bearings, the conveying rollers are installed at the output end of an external motor and driven to rotate by the external motor, and the external motor is fixed on the frame.

[0011] Preferably, a plurality of the air cooling devices are distributed on the top frame at equal intervals, and the air cooling device comprises a through slot provided through the top of the top frame, and a fan is installed in the through slot.

[0012] Preferably, the water tank is provided with a water inlet and a water outlet for adding and discharging cooling water.

[0013] Preferably, a first insulation board is fixedly bonded to the inner wall of the frame and located on both sides and the bottom side of the cooling pipe, and a second insulation board is fixedly installed between adjacent conveying rollers.

[0014] Beneficial Effects

[0015] The utility model provides a cooling and conveying device for die castings. Compared with the prior art, it has the following beneficial effects:

[0016] 1. A cooling and conveying device for die-castings, wherein a conveying roller is rotatably installed on a frame for conveying die-castings, an air cooling device is arranged above the conveying roller, and a water cooling device is arranged below the conveying roller, wherein the air cooling device comprises a through slot and a fan, and the water cooling device comprises a water tank, a water pump, etc. Starting the fan can cool the die-castings by air, and starting the water pump can draw cooling water in the water tank to the inner side of the frame and contact the bottom of the conveying roller to directly cool the conveying roller and take away the heat on the surface of the conveying roller, thereby utilizing the refrigeration of the conveying roller to directly contact the surface of the die-casting to cool the die-casting by water, and then by arranging a cooling combination mode combining air cooling and water cooling, a three-dimensional cooling mode is formed, which can greatly increase the contact time between the cold source and the die-casting, thereby significantly accelerating the cooling effect, reducing the cooling time, and improving the cooling efficiency.

[0017] 2. In a cooling and conveying device for die-castings, a first insulation plate is installed on the inner wall of a frame, a cooling pipe is arranged on the inner side of the first insulation plate, and a second insulation plate is installed between adjacent conveying rollers. The first insulation plate and the second insulation plate cooperate to insulate the coolant inside the cooling pipe, reduce the loss of cold, and thus improve the water-cooling effect of the die-castings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of a partial three-dimensional structure of the utility model from a first viewing angle;

[0019] Figure 2 This is a schematic diagram of a partial three-dimensional structure of the utility model from a second viewing angle;

[0020] Figure 3 It is a schematic diagram of the overall structure of the utility model.

[0021] In the figure: 1, frame; 2, conveyor roller; 3, top frame; 4, air cooling device; 41, through groove; 42, fan; 5, guide inclined plate; 6, water cooling device; 61, water tank; 62, water pump; 63, cooling pipe; 7, first insulation board; 8, second insulation board. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-3 , the utility model provides two technical solutions:

[0024] Embodiment 1:

[0025] A cooling and conveying device for die castings, comprising a frame 1, on which a plurality of conveying rollers 2 are rotatably mounted for conveying die castings;

[0026] A top frame 3 is installed on the top of the frame 1, and a plurality of air cooling devices 4 are installed on the top frame 3 for air cooling of the die castings;

[0027] A water cooling device 6 is installed on the frame 1 for water cooling the conveying roller 2;

[0028] The water cooling device 6 includes a water tank 61 and a cooling pipe 63. The water inlet of the water pump 62 is connected to the water tank 61 through a pipeline, and the water outlet is connected to the cooling pipe 63. The cooling pipe 63 is arranged in a serpentine shape in the frame 1 and contacts the bottom of the conveyor roller 2. The end of the cooling pipe 63 extends to the inside of the water tank 61.

[0029] Embodiment 2:

[0030] The main difference from the first embodiment is:

[0031] A cooling and conveying device for die castings, wherein a guide ramp 5 is installed on a frame 1 and at one end of a conveying roller 2 for guiding and outputting die castings, so that the die castings can be smoothly output outward along the guide ramp 5; a plurality of conveying rollers 2 are installed on the frame 1 at equal intervals, and both ends of the conveying rollers 2 are rotatably mounted on the frame 1 through bearings, and the conveying rollers 2 are installed at the output end of an external motor and driven to rotate by the external motor, and the external motor is fixed on the frame 1, and the die castings are conveyed by rotating the conveying rollers 2; a plurality of air cooling devices 4 are distributed on the top frame 3 at equal intervals, and the air cooling devices 4 It includes a through groove 41 that runs through the top of the top frame 3, and a fan 42 is installed in the through groove 41. Starting the fan 42 can dissipate heat for the die-casting by air cooling; a water inlet and a drain are opened on the water tank 61 for adding and discharging cooling water; the inner wall of the frame 1 and the first insulation board 7 are fixedly bonded on both sides and the bottom side of the cooling pipe 63, and the second insulation board 8 is fixedly installed between adjacent conveying rollers 2. The first insulation board 7 and the second insulation board 8 cooperate to insulate the coolant inside the cooling pipe 63, reduce the loss of cold, and thus improve the water cooling effect of the die-casting.

[0032] When the cooling and conveying device for die castings is used, a conveying roller 2 is rotatably installed on a frame 1 for conveying die castings, an air cooling device 4 is arranged above the conveying roller 2, and a water cooling device 6 is arranged below the conveying roller 2. The air cooling device 4 includes a through slot 41 and a fan 42, and the water cooling device 6 includes a water tank 61, a water pump 62, etc. Starting the fan 42 can cool the die castings by air, and starting the water pump 62 can draw cooling water in the water tank 61 to the inner side of the frame 1 and contact with the bottom of the conveying roller 2 to directly cool the conveying roller 2 and take away the heat from the surface of the conveying roller 2, so as to cool the die castings by directly contacting the surface of the die castings. Water-cooled heat dissipation, and then by setting a cooling combination method combining air cooling and water cooling, a three-dimensional cooling mode is formed, which can greatly increase the contact time between the cold source and the die-casting, thereby significantly accelerating the cooling effect, reducing the cooling time, and improving the cooling efficiency; in addition, a first insulation plate 7 is installed on the inner wall of the frame 1 of the utility model, and a cooling pipe 63 is arranged on the inner side of the first insulation plate 7, and a second insulation plate 8 is installed between adjacent conveying rollers 2. The first insulation plate 7 and the second insulation plate 8 can cooperate to insulate the coolant inside the cooling pipe 63, reduce the loss of cold, and thus improve the water-cooled cooling effect of the die-casting.

[0033] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] 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 cooling and conveying device for die castings, comprising a frame (1), characterized in that: A plurality of conveying rollers (2) are rotatably mounted on the frame (1) for conveying die castings; A top frame (3) is installed on the top of the frame (1), and a plurality of air cooling devices (4) are installed on the top frame (3) for air cooling of the die castings; The frame (1) is provided with a water cooling device (6) for water cooling the conveying roller (2); The water cooling device (6) comprises a water tank (61), a water pump (62) and a cooling pipe (63); the water inlet of the water pump (62) is connected to the water tank (61) through a pipeline, and the water outlet is connected to the cooling pipe (63); the cooling pipe (63) is arranged in the frame (1) and in contact with the bottom of the conveying roller (2); the end of the cooling pipe (63) extends to the inside of the water tank (61); The water tank (61) is provided with a water inlet and a water outlet for adding and discharging cooling water; A first heat preservation plate (7) is fixedly bonded to the inner wall of the frame (1) and located on both sides and the bottom of the cooling pipe (63), and a second heat preservation plate (8) is fixedly installed between adjacent conveying rollers (2); The cooling pipe (63) is arranged in a serpentine shape and is wound around the inside of the frame (1).

2. A cooling and conveying device for die casting according to claim 1, characterized in that: A guide inclined plate (5) is installed on the frame (1) and at one end of the conveying roller (2) for guiding the output of the die casting.

3. The cooling and conveying device for die casting according to claim 1, characterized in that: A plurality of conveying rollers (2) are mounted on the frame (1) at equal intervals, and both ends of the conveying rollers (2) are rotatably mounted on the frame (1) via bearings. The conveying rollers (2) are mounted on the output end of an external motor and driven to rotate by the external motor, and the external motor is fixed on the frame (1).

4. The cooling and conveying device for die casting according to claim 1, characterized in that: A plurality of the air cooling devices (4) are distributed on the top frame (3) at equal intervals, and the air cooling device (4) comprises a through slot (41) penetrating the top of the top frame (3), and a fan (42) is installed in the through slot (41).

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