Quenching device for steel structure machining

Abstract

The utility model belongs to the technical field of machining and quenching, and particularly relates to a steel structure machining and quenching device which comprises a base, a machine body is fixedly installed above the base, two conveying mechanisms are installed on the two sides of the machine body respectively, a guide ring is fixedly connected to the front face of the machine body, and the guide ring is fixedly connected to the rear face of the machine body. A quenching copper pipe is mounted beside the guide ring on the front surface of the machine body, a cooling ring is mounted beside the quenching copper pipe on the front surface of the machine body, a water tank is arranged in the machine body, a cooling water pipe is connected between the water tank and the cooling ring, and an air suction channel is fixedly assembled above the machine body; a buckle is fixedly connected to the lower portion of the guide ring and rotationally connected with the limiting plate through a rotating shaft, and a spring piece is rotationally connected between the buckle and the limiting plate through a rotating shaft, so that the steel column can be adjusted to the position between the quenching copper pipe and the cooling ring, the steel column is evenly heated, and the rigidity, hardness and other performance of the quenched steel column are effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machining and quenching, in particular to a steel structure machining and quenching device. Background Art

[0002] The purpose of quenching is to transform the supercooled austenite into martensite or bainite to obtain martensite or bainite structure, and then combine it with tempering at different temperatures to greatly improve the rigidity, hardness, wear resistance, fatigue strength and toughness of the steel, so as to meet the different use requirements of various mechanical parts and tools.

[0003] In the prior art, steel structure processing quenching equipment refers to equipment for solution treatment of materials or heat treatment processes with a rapid cooling process. It is mainly divided into medium frequency quenching furnace, high frequency quenching furnace, industrial frequency quenching furnace, CNC quenching machine tool, integrated quenching machine tool. The steel structure processing quenching equipment itself is mainly composed of three parts: quenching machine tool, medium and high frequency power supply, and cooling device.

[0004] In the current existing technology, during the quenching process of the steel structure processing quenching device, due to the shaking of the machine itself, the inaccurate feeding facilities and other factors, the position of the steel column in the heating copper tube is not fixed, resulting in uneven heating of the steel column, so that the hardness, stiffness and other properties of the final quenched steel material do not meet the requirements, and the processed steel column cannot be used normally; therefore, a steel structure processing quenching device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology and solve the problem that due to factors such as the shaking of the machine itself and the inaccurate feeding facilities, the position of the steel in the heating copper tube is not fixed, resulting in uneven heating of the steel, and the hardness, stiffness and other properties of the final quenched steel do not meet the requirements, and the processed steel cannot be used normally, a steel structure processing quenching device is proposed.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a steel structure processing quenching device described in the utility model comprises a base, a fuselage is fixedly installed above the base, a set of conveying mechanisms are installed on both sides of the fuselage, a guide ring is fixedly connected to the front of the fuselage, a quenching copper tube is installed beside the guide ring on the front of the fuselage, a cooling ring is installed beside the quenching copper tube on the front of the fuselage, a water tank is arranged inside the fuselage, and the cooling water pipe is connected between the water tank and the cooling ring with the cooperation of a water pump, an air intake channel is fixedly connected above the fuselage, and the air intake channel is located directly above the quenching copper tube; a buckle is fixedly connected below the guide ring, and the buckle is rotatably connected to the limiting plate through a rotating shaft, and a spring sheet is cooperatively assembled between the connecting side surface of the limiting plate and the connecting inner wall of the buckle, which can adjust the steel column to the middle position between the quenching copper tube and the cooling ring, so that the steel column is heated evenly, and the stiffness, hardness and other properties of the steel column after quenching are effectively improved.

[0007] Preferably, a condenser is installed just above the water tank, and a reflux pipe is movably installed in the condenser and the air intake passage, so as to absorb water vapor and reuse the water.

[0008] Preferably, the inner wall of the cooling ring is installed with nozzles, and there are thirty-six nozzles evenly distributed on the inner wall of the cooling ring, which can evenly and quickly quench and reduce the heat of the steel column, thereby improving the quenching efficiency.

[0009] Preferably, an air intake fan is fixedly installed in the air intake channel to absorb water vapor into the air intake channel to prevent environmental pollution.

[0010] Preferably, the conveying mechanism has two long plates, the two long plates are placed parallel to each other on the base, the motor is mounted on the outside of the long plates, the output shaft of the motor is equipped with a rolling shaft, and the long plates are rotatably connected with rollers via connecting shafts to facilitate the transportation and processing and quenching of the steel columns.

[0011] Preferably, there are six limiting plates evenly distributed on the annular surface below the guide ring, which is conducive to adjusting the steel column to the middle position of the quenching copper tube, so that the steel column is heated evenly and the stiffness, hardness and other properties of the steel column after quenching are improved.

[0012] Beneficial effects of the utility model:

[0013] The utility model provides a steel structure processing quenching device, by arranging devices such as guide rings, under the action of a conveying mechanism, a steel column passes through a limiting plate on the guide ring, driven by the conveying mechanism, and the limiting plate adjusts the steel column to a middle position between the quenching copper tube and the cooling ring, and when passing through the quenching copper tube and the cooling ring through a nozzle for water quenching, the water vapor evaporated by quenching is sucked away by an air intake channel above the cooling ring, and an air intake fan in the air intake channel sucks the water vapor into a reflux pipe, and the water vapor passes through a condenser in the reflux pipe, becomes water and returns to a water tank, and after the quenching of the steel column is completed, the limiting plate is acted upon by a spring sheet, and a rotating connecting shaft rebounds to its original position, and finally the steel column is transported away on the conveying mechanism on the other side, and the spring sheet is rotatably connected between the buckle and the limiting plate through a rotating shaft, and the steel column can be adjusted to a middle position between the quenching copper tube and the cooling ring, so that the steel column is heated evenly, and the rigidity, hardness, wear resistance, fatigue strength and toughness of the steel are greatly improved, thereby meeting the different use requirements of various mechanical parts and tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 It is the overall first stereogram;

[0016] Figure 2 It is an overall cross-sectional view;

[0017] Figure 3 It is a three-dimensional diagram of the guide ring position structure;

[0018] Figure 4 It is a three-dimensional diagram of the position structure of the heating copper ring and the cooling ring;

[0019] Legend:

[0020] 1. Base; 2. Body; 3. Guide ring; 4. Buckle; 5. Limit plate; 6. Rotating shaft; 7. Quenched copper tube; 8. Cooling ring; 9. Nozzle; 10. Intake channel; 11. Cooling water pipe; 12. Water tank; 13. Condenser; 14. Reflux pipe; 15. Long board; 16. Rolling shaft; 17. Connecting shaft; 18. Motor; 19. Drum; 20. Intake fan; 21. Spring sheet. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] Specific examples are given below.

[0023] See also Figure 1-Figure 4 The utility model provides a steel structure processing quenching device, including a base 1, a fuselage 2 is fixedly installed on the top of the base 1, a set of transmission mechanisms are installed on both sides of the fuselage 2, the transmission mechanism has two long plates 15, the two long plates 15 are placed parallel to the base 1, a motor 18 is assembled on the outside of the long plate 15, the output shaft of the motor 18 is installed with a rolling shaft 16, the long plate 15 is rotatably connected with a roller 19 through a connecting shaft 17, the front of the fuselage 2 is fixedly connected with a guide ring 3, the front of the fuselage 2 is installed with a quenching copper tube 7 next to the guide ring 3, the front of the fuselage 2 A cooling ring 8 is installed next to the quenching copper tube 7, and a water tank 12 is arranged inside the fuselage 2. A cooling water pipe 11 is connected between the water tank 12 and the cooling ring 8 with the cooperation of a water pump. An air intake channel 10 is fixedly connected above the fuselage 2, and the air intake channel 10 is located directly above the quenching copper tube 7; a buckle 4 is fixedly connected below the guide ring 3, and the buckle 4 is rotatably connected to the limiting plate 5 through a rotating shaft 6. A spring sheet 21 is fitted between the connecting side surface of the limiting plate and the connecting inner wall of the buckle 4. There are six limiting plates 5, which are evenly distributed on the annular surface below the guide ring 3.

[0024] During operation, in order to greatly improve the rigidity, hardness, wear resistance, fatigue strength and toughness of steel, so as to meet the different use requirements of various mechanical parts and tools, for the processing and quenching of steel structures, firstly, the processing and quenching device is turned on, and the steel material is placed on the conveying mechanism. The motor 18 on the conveying mechanism drives the rolling shaft 16 to rotate, and the rolling shaft 16 drives the roller 19 to rotate, so as to transport the steel column to the guide ring 3. The steel column passes through the limiting plate 5 on the guide ring 3, and is driven by the conveying mechanism. The limiting plate 5 adjusts the steel column to the middle position between the quenching copper tube 7 and the cooling ring 8, so that The steel column is heated evenly, which effectively improves the stiffness, hardness and other properties of the steel column after quenching. When the water is sprayed through the nozzle 9 of the quenching copper tube 7 and the cooling ring 8 for quenching, the water vapor evaporated by quenching is sucked away by the suction channel 10 above the cooling ring 8. After the quenching of the steel column is completed, the limiting plate 5 is acted upon by the spring sheet 21, and the rotating connecting shaft 17 rebounds to its original position. Finally, the steel column is transported away on the conveying mechanism on the other side. This greatly improves the rigidity, hardness, wear resistance, fatigue strength and toughness of the steel, thereby meeting the different use requirements of various mechanical parts and tools.

[0025] Furthermore, a condenser 13 is installed just above the water tank 12 , and a return pipe 14 is movably installed in the condenser 13 and the air intake channel 10 , and an air intake fan 20 is fixedly installed in the air intake channel 10 .

[0026] During operation, when the steel column is quenched, in order to recycle the generated water vapor, the suction fan 20 in the suction channel 10 sucks the water vapor into the return pipe 14. The water vapor passes through the condenser 13 in the return pipe 14 and turns into water and returns to the water tank 12.

[0027] Furthermore, a nozzle 9 is installed on the inner wall of the cooling ring 8 , and there are 36 nozzles 9 which are evenly distributed on the inner wall of the cooling ring 8 .

[0028] During operation, the steel column is effectively heated and then quickly cooled and quenched.

[0029] Working principle: Turn on the processing and quenching device, put the steel material on the conveying mechanism, the motor 18 on the conveying mechanism drives the rolling shaft 16 to rotate, and the rolling shaft 16 drives the roller 19 to rotate, and transports the steel column to the guide ring 3. The steel column passes through the limiting plate 5 on the guide ring 3. Driven by the conveying mechanism, the limiting plate 5 adjusts the steel column to the middle position of the quenching copper tube 7 and the cooling ring 8, so that the steel column can be heated evenly, and the stiffness, hardness and other properties of the steel column after quenching are effectively improved. When the nozzle 9 of the quenching copper tube 7 and the cooling ring 8 sprays water for quenching, the water vapor evaporated by quenching is sucked away by the suction channel 10 above the cooling ring 8, and the suction fan 20 in the suction channel 10 sucks the water vapor into the return pipe 14. The water vapor passes through the condenser 13 in the return pipe 14, becomes water and returns to the water tank 12. After the quenching of the steel column is completed, the limiting plate 5 is acted upon by the spring sheet 21, and the rotating connecting shaft 17 rebounds to its original position, and finally the steel column is transported away on the conveying mechanism on the other side.

[0030] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A steel structure processing quenching device, characterized in that: The invention comprises a base (1), a fuselage (2) is fixedly mounted on the top of the base (1), a set of conveying mechanisms are mounted on both sides of the fuselage (2), a guide ring (3) is fixedly connected to the front of the fuselage (2), a quenching copper tube (7) is mounted on the front of the fuselage (2) next to the guide ring (3), a cooling ring (8) is mounted on the front of the fuselage (2) next to the quenching copper tube (7), a water tank (12) is arranged inside the fuselage (2), a cooling water pipe (11) is respectively connected to the water tank (12) and the cooling ring (8) in cooperation with a water pump, an air intake channel (10) is fixedly connected to the top of the fuselage (2), and the air intake channel (10) is located directly above the quenching copper tube (7); A buckle (4) is fixedly connected below the guide ring (3); the buckle (4) is rotatably connected to the limiting plate (5) via a rotating shaft (6); a spring sheet (21) is fitted between the connecting side surface of the limiting plate and the connecting inner wall of the buckle (4).

2. A steel structure processing and quenching device according to claim 1, characterized in that: A condenser (13) is installed directly above the water tank (12), and a return pipe (14) is movably installed in the condenser (13) and the air intake channel (10).

3. A steel structure processing and quenching device according to claim 2, characterized in that: The inner wall of the cooling ring (8) is equipped with nozzles (9), and there are thirty-six nozzles (9) evenly distributed on the inner wall of the cooling ring (8).

4. A steel structure processing and quenching device according to claim 3, characterized in that: An air intake fan (20) is fixedly installed in the air intake passage (10).

5. A steel structure processing and quenching device according to claim 4, characterized in that: The conveying mechanism has two long plates (15), the two long plates (15) are placed in parallel on a base (1), a motor (18) is mounted on the outside of the long plates (15), a rolling shaft (16) is mounted on the output shaft of the motor (18), and a roller (19) is rotatably connected to the long plates (15) via a connecting shaft (17).

6. A steel structure processing and quenching device according to claim 5, characterized in that: There are six limiting plates (5) in total, which are evenly distributed on the annular surface below the guide ring (3).

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