Cooling system for large ring forgings

Abstract

The utility model relates to a cooling system for large ring forgings, which comprises a cooling pond for containing cooling water, symmetrically arranged stirring units are mounted in the cooling pond in a matched manner, and a single group of stirring units comprises a plurality of stirring devices which are uniformly arranged at intervals along the inner wall surface of the cooling pond. Each stirring device sprays cooling water from the lower portion of the interior of the cooling pond, so that the cooling water in the cooling pond is stirred, and it is guaranteed that the forge piece is evenly cooled in the cooling pond. By arranging the stirring device, cooling water in the cooling pond can be uniformly stirred, so that the cooling uniformity of the forge piece in water is fully guaranteed, the hardness error of the forge piece can be reduced, the hardness uniformity of the forge piece is improved, the forge piece obtains more uniform and stable mechanical performance, and the product quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ring forging manufacturing, in particular to a cooling system for large ring forgings. Background Art

[0002] The cooling process is an essential processing step in the forging process of ring forgings. It can control the internal structure and performance of forgings, prevent defects and cracks in forgings, and effectively improve production efficiency and quality control. Through a reasonable cooling process, it can ensure that the ring forgings meet the predetermined use requirements and achieve the best performance state.

[0003] In the prior art, the ring forgings are usually directly placed in a cooling pool for water cooling. However, due to the poor fluidity of the cooling water in the cooling pool, the temperature field in the water after the ring forgings enter the water is uneven, which increases the hardness error of the ring forgings, affects the mechanical properties of the ring forgings, and reduces product quality. Utility Model Content

[0004] In view of the shortcomings in the above-mentioned existing production technology, the applicant provides a cooling system for large ring forgings. By setting up a stirring device, the cooling water in the cooling pool can be evenly stirred, thereby fully ensuring the cooling uniformity of the forgings in the water, reducing the hardness error of the forgings, improving their hardness uniformity, allowing the forgings to obtain more uniform and stable mechanical properties, and improving product quality.

[0005] The technical solution adopted by the utility model is as follows:

[0006] A cooling system for large ring forgings includes a cooling pool for containing cooling water. A symmetrically arranged stirring unit is installed inside the cooling pool. A single stirring unit includes a plurality of stirring devices arranged evenly spaced along the inner wall of the cooling pool. Each stirring device sprays cooling water from below the interior of the cooling pool, thereby stirring the cooling water inside the cooling pool, thereby ensuring that the forgings are evenly cooled in the cooling pool.

[0007] As a further improvement of the above technical solution:

[0008] The structure of a single stirring device is as follows: it includes a driving member, the output end of the driving member is connected to a propeller, the propeller extends into the water pipe assembly from the water inlet of the water pipe assembly, the water pipe assembly is provided with a plurality of water spraying ports, each of which is equipped with a nozzle;

[0009] The cooling water in the cooling pool enters the water pipe assembly through the water inlet, and the driving member drives the propeller to rotate, thereby disturbing the cooling water in the water pipe assembly;

[0010] The disturbed cooling water is sprayed from the nozzle into the cooling pool, thereby uniformly stirring the cooling water inside the cooling pool.

[0011] The single water pipe assembly is L-shaped.

[0012] The water spray ports are arranged at the horizontal sections of the corresponding water pipe components.

[0013] The driving member adopts a servo motor.

[0014] A circular ring-shaped partition is installed inside the cooling pool, and the partition is arranged concentrically with the cooling pool.

[0015] A disc-shaped bottom frame is mounted on the bottom of the partition, and a plurality of hollows are formed on the end surface of the bottom frame.

[0016] The partition has a diameter of 6000 mm and a height of 4500 mm.

[0017] A water inlet for cooling water to enter and a water outlet for cooling water to exit are provided on the side wall surface of the cooling pool.

[0018] The inner space of the cooling pool is in a cubic shape, and the volume of the cooling pool is 288,000L.

[0019] The beneficial effects of the utility model are as follows:

[0020] The utility model has a compact and reasonable structure and is easy to operate. By arranging a stirring device, the cooling water in the cooling pool can be uniformly stirred, thereby fully ensuring the cooling uniformity of the forgings in the water, reducing the hardness error of the forgings, improving the hardness uniformity, enabling the forgings to obtain more uniform and stable mechanical properties, and improving product quality.

[0021] The utility model also has the following advantages:

[0022] (1) The volume of the cooling pool in the utility model is 288,000 L, and its water storage capacity is large, which is suitable for the water cooling process of large ring forgings.

[0023] (2) In the present invention, partitions are provided to separate the internal space of the cooling pool, thereby further improving the fluidity of the cooling water therein and further improving the uniformity of the cooling process of the ring forging.

[0024] (3) In the present invention, a single nozzle is located in a single hollow portion, so that the stirring device can be limited by the base frame to prevent displacement, thereby ensuring that the nozzles are evenly distributed in the cooling pool.

[0025] (4) The utility model arranges two groups of stirring units, each group of stirring units includes four stirring devices, and two water spray nozzles are provided on each water pipe assembly, so that the nozzles in the cooling system form a 4×4 square matrix structure, thereby uniformly stirring the cooling water in the cooling pool. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the utility model.

[0027] Figure 2 for Figure 1 Top view of the .

[0028] Figure 3 for Figure 1 Side view of.

[0029] Figure 4 It is a structural schematic diagram of the stirring device in the utility model.

[0030] Figure 5 It is a schematic diagram of the working principle of the utility model.

[0031] Among them: 1. Cooling pool; 2. Partition; 3. Stirring device; 4. Base frame; 5. Hollowing; 6. Water inlet; 7. Water outlet;

[0032] 301, driving part; 302, propeller; 303, water pipe assembly; 304, nozzle; 305, water inlet. DETAILED DESCRIPTION

[0033] The specific implementation of the present utility model is described below in conjunction with the accompanying drawings.

[0034] The structure and functions of the utility model are as follows:

[0035] like Figure 1-Figure 5 As shown, a cooling system for large ring forgings includes a cooling pool 1 for containing cooling water. The interior of the cooling pool 1 is equipped with symmetrically arranged stirring units. A single stirring unit includes a plurality of stirring devices 3 evenly spaced and arranged along the inner wall of the cooling pool 1. Each stirring device 3 sprays cooling water from the lower part of the cooling pool 1, thereby stirring the cooling water in the cooling pool 1, thereby ensuring that the forgings are evenly cooled in the cooling pool 1. By providing the stirring device 3, the cooling water in the cooling pool 1 can be evenly stirred, fully ensuring the uniformity of the temperature field in the cooling pool 1, ensuring that the forgings are evenly cooled in the water, thereby reducing the hardness error of the forgings, improving their hardness uniformity, and enabling the forgings to obtain more uniform and stable mechanical properties, thereby improving product quality.

[0036] The cooling system of the utility model comprises a cooling pool 1, a partition 2, a stirring device 3, and a bottom frame 4; wherein,

[0037] The cooling pool 1 is used to hold cooling water, and the remaining components in the system are installed inside the cooling pool 1. A water inlet 6 for cooling water inlet and a water outlet 7 for cooling water outlet are provided on the side wall of the cooling pool 1; by providing the water inlet 6 and the water outlet 7, the reciprocating circulation of cooling water in the pool can be achieved, thereby increasing the water flow rate; in addition, the water inlet 6 and the water outlet 7 are arranged at the same height.

[0038] The inner space of the cooling pool 1 is in a cubic shape, the volume of the cooling pool 1 is 288000L, and the inner space size (length×width×height) is 8000mm×6000mm×6000mm. The cooling pool 1 has a large water storage capacity and is suitable for the water cooling process of large ring forgings.

[0039] A circular partition 2 is installed inside the cooling pool 1, and the partition 2 is arranged concentrically with the cooling pool 1; the partition 2 divides the internal space of the cooling pool 1, which can further improve the fluidity of the cooling water therein.

[0040] A disc-shaped base frame 4 is installed at the bottom of the partition 2 , and a plurality of hollows 5 are provided on the end surface of the base frame 4 ; the hollows 5 are used for cooling water circulation, and nozzles 304 are arranged in some of the hollows 5 .

[0041] The diameter of the partition plate 2 is 6000 mm and the height is 4500 mm, which can be applied to most ring forging sizes.

[0042] like Figure 4 As shown, the structure of a single stirring device 3 is: including a driving member 301, the output end of the driving member 301 is connected to a propeller 302, the propeller 302 extends into the water pipe assembly 303 through the water inlet 305 of the water pipe assembly 303, and a plurality of water spray outlets are provided on the water pipe assembly 303, and a nozzle 304 is installed on each water spray outlet; the cooling water in the cooling pool 1 enters the water pipe assembly 303 through the water inlet 305, and the driving member 301 drives the propeller 302 to rotate, thereby disturbing the cooling water in the water pipe assembly 303; the disturbed cooling water is sprayed into the cooling pool 1 from the nozzle 304, thereby evenly stirring the cooling water inside the cooling pool 1. A single nozzle 304 is located in a single hollow 5, so that the stirring device 3 can be limited by the base frame 4 to prevent it from shifting, thereby ensuring that the nozzles are evenly distributed in the cooling pool 1; the inner diameter of the water pipe assembly 303 is 400 mm, and the outlet diameter of the nozzle 304 is 300 mm, which can effectively stir the cooling water in the cooling pool 1.

[0043] The height of the water pipe assembly 303 is lower than the height of the partition plate 2 .

[0044] The single water pipe assembly 303 is L-shaped; in the utility model, the driving member 301 is fixed to the side wall surface of the cooling pool 1, the vertical section of the single water pipe assembly 303 is parallel to the axial arrangement of the partition 2, and the horizontal section is parallel to the radial direction of the partition 2, and the water inlet 305 is opened at the end of the vertical section of the corresponding water pipe assembly 303;

[0045] In addition, in the present invention, the bottom frame 4 and the bottom wall of the cooling pool 1 are arranged at intervals, the horizontal section of the water pipe assembly 303 extends between the bottom frame 4 and the bottom wall of the cooling pool 1, and the water spray port is arranged at the horizontal section of the corresponding water pipe assembly 303, so that the nozzle 304 is installed in the corresponding hollow 5.

[0046] Two groups of stirring units are arranged in the utility model, each group of stirring units includes four stirring devices 3, and two water spraying ports are arranged on each water pipe assembly 303, so that the nozzles 304 in the cooling system are in a 4×4 square matrix structure, so as to evenly stir the cooling water in the cooling pool 1.

[0047] The driving member 301 is a servo motor, which is used to drive the propeller 302 to rotate rapidly.

[0048] The working process of the utility model is as follows:

[0049] Cooling water is introduced into the cooling pool 1 through the water inlet 6, and the cooling water overflows the partition 2, and the cooling water enters the corresponding water pipe assembly 303 through the water inlet 305;

[0050] The driving members 301 in the two stirring units are started at the same time, and the driving members 301 drive the corresponding propellers 302 to rotate, and the cooling water in the corresponding water pipe assembly 303 is driven by the propellers 302 to accelerate the flow, and then sprayed out from the corresponding nozzles 304, so as to evenly stir the cooling water in the cooling pool 1;

[0051] Then, the ring forging is placed in the cooling pool 1 so that the ring forging is located in the inner area of ​​the partition 2 , and the ring forging is uniformly water-cooled under the action of the stirring device 3 .

[0052] The above description is an explanation of the utility model, not a limitation of the utility model. The scope of the utility model is defined by the claims. Any form of modification can be made within the protection scope of the utility model.

Claims

1. A cooling system for large ring forgings, characterized in that: The invention comprises a cooling pool (1) for containing cooling water, wherein the interior of the cooling pool (1) is equipped with symmetrically arranged stirring units, wherein a single stirring unit comprises a plurality of stirring devices (3) arranged at even intervals along the inner wall of the cooling pool (1), and each stirring device (3) sprays cooling water at the lower part of the interior of the cooling pool (1), thereby stirring the cooling water in the cooling pool (1), thereby ensuring that the forging is evenly cooled in the cooling pool (1).

2. A cooling system for large ring forgings according to claim 1, characterized in that: The structure of a single stirring device (3) is as follows: it comprises a driving member (301), the output end of the driving member (301) is connected to a propeller (302), the propeller (302) extends into the water pipe assembly (303) through a water inlet (305) of the water pipe assembly (303), the water pipe assembly (303) is provided with a plurality of water spraying ports, each of which is matched with a nozzle (304); The cooling water in the cooling pool (1) enters the water pipe assembly (303) through the water inlet (305), and the driving member (301) drives the propeller (302) to rotate, thereby disturbing the cooling water in the water pipe assembly (303); The disturbed cooling water is sprayed from the nozzle (304) into the cooling pool (1), thereby uniformly stirring the cooling water inside the cooling pool (1).

3. A cooling system for large ring forgings as claimed in claim 2, characterized in that: The single water pipe assembly (303) is L-shaped.

4. A cooling system for large ring forgings as claimed in claim 3, characterized in that: The water spray port is arranged at a horizontal section of the corresponding water pipe assembly (303).

5. A cooling system for large ring forgings as claimed in claim 2, characterized in that: The driving member (301) is a servo motor.

6. A cooling system for large ring forgings as claimed in claim 1, characterized in that: A circular ring-shaped partition plate (2) is installed in the interior of the cooling pool (1), and the partition plate (2) is arranged concentrically with the cooling pool (1).

7. A cooling system for large ring forgings as claimed in claim 6, characterized in that: A disc-shaped base frame (4) is mounted on the bottom of the partition (2), and a plurality of hollows (5) are formed on the end surface of the base frame (4).

8. A cooling system for large ring forgings as claimed in claim 6, characterized in that: The partition (2) has a diameter of 6000 mm and a height of 4500 mm.

9. A cooling system for large ring forgings as claimed in claim 1, characterized in that: A water inlet (6) for cooling water to enter and a water outlet (7) for cooling water to exit are provided on the side wall surface of the cooling pool (1).

10. A cooling system for large ring forgings according to claim 1, characterized in that: The internal space of the cooling pool (1) is in a cubic shape, and the volume of the cooling pool (1) is 288,000 L.

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