阅读说明：本技术 一种实现均匀冷却的多功能淬火设备 (Multifunctional quenching equipment capable of realizing uniform cooling ) 是由 高立强 高立达 贾晓帅 杜文杰 王国华 于 2021-04-23 设计创作，主要内容包括：本发明公开了一种实现均匀冷却的多功能淬火设备,涉及金属材料热处理机械设备的技术领域,包括：储液槽、淬火槽、淬火槽支撑组件、水箱、回转机构、喷水冷却系统和喷雾冷却系统；储液槽和水箱通过喷水冷却系统连接,储液槽和淬火槽通过喷雾冷却系统连接,所述多功能淬火设备通过主控制器控制喷水冷却系统、喷雾冷却系统的泵与阀启闭来控制实现喷水冷却、浸液冷却、喷雾冷却、空冷、水空交替冷却功能,同时由于冷却过程中回转机构带动工件进行匀速转动,使淬火冷却过程更加均匀。本发明实现了轴类件的水-空交替淬火冷却,显著地提高了轴类件的使用寿命、硬度以及冲击韧性等性能,降低了生产的成本,实现了能源的循环利用。(The invention discloses a multifunctional quenching device for realizing uniform cooling, which relates to the technical field of metal material heat treatment mechanical equipment and comprises the following components: the device comprises a liquid storage tank, a quenching tank supporting assembly, a water tank, a swing mechanism, a water spray cooling system and a spray cooling system; the liquid storage tank is connected with the water tank through a water spray cooling system, the liquid storage tank is connected with the quenching tank through a spray cooling system, the multifunctional quenching equipment controls the water spray cooling system, a pump and a valve of the spray cooling system to be opened and closed through a main controller to realize the functions of water spray cooling, immersion cooling, spray cooling, air cooling and water-air alternative cooling, and meanwhile, the slewing mechanism drives the workpiece to rotate at a constant speed in the cooling process, so that the quenching cooling process is more uniform. The invention realizes the water-air alternate quenching and cooling of the shaft parts, obviously improves the performances of the shaft parts such as service life, hardness, impact toughness and the like, reduces the production cost and realizes the cyclic utilization of energy.)

1. A multi-functional quenching equipment that realizes even cooling characterized by includes: a liquid storage tank (12), a quenching tank (13), a quenching tank supporting assembly (17), a slewing mechanism (16), a water spray cooling system (11), a water tank (14) and a spray cooling system (15);

the liquid storage tank (12) is used for storing liquid, the quenching tank (13) is used for placing workpieces, the quenching tank supporting assembly (17) is used for supporting the quenching tank (13), the water tank (14) is welded on a side plate of the quenching tank (13), the water tank (14) is a cuboid container formed by welding steel plates, a flow distribution plate (141) is arranged on the water tank (14), the liquid storage tank (12) is connected with the water tank (14) through the water spray cooling system (11), and the liquid storage tank (12) is connected with the quenching tank (13) through the spray cooling system (15);

the water spray cooling system (11) comprises a water spray cooling system inlet end (111), a water spray pump (112) and a water spray cooling system outlet end (113) which are sequentially connected, the water spray cooling system inlet end (111) is connected with the liquid storage tank (12), the water spray cooling system outlet end (113) is connected with the water tank (14), and water spray cooling can be realized through the flow distribution plate (141) on the water tank (14);

the spray cooling system (15) comprises a spray cooling system inlet end (151), a spray pump (152) and a spray cooling system outlet end (153) which are sequentially connected, the spray cooling system inlet end (151) is connected with the liquid storage tank (12), the spray cooling system outlet end (153) penetrates through the quenching tank (13) to be connected with a spray pipe (154), through holes which are uniformly distributed are formed in the spray pipe (154), inner wires (155) are welded on the through holes, the inner wires (155) are connected with spray heads (156) with outer wires through threads, and spray cooling is realized through the spray heads (156) which are uniformly distributed along the spray pipe (154);

rotation mechanism (16) include driving shaft (162), driven shaft (166), gear motor (161), shaft coupling (163), gyro wheel (165) and rolling bearing (164), the output shaft of gear motor (161) pass through shaft coupling (163) with the one end of driving shaft (162) is connected, at the work piece cooling process, gear motor (161) pass through shaft coupling (163) drive driving shaft (162) rotate, and the work piece is located driving shaft (162) directly over driven shaft (166), install gyro wheel (165) above driving shaft (162), driving shaft (162) drive the work piece through gyro wheel (165) and rotate for the even cooling of work piece.

2. The multi-functional quenching apparatus for realizing uniform cooling according to claim 1, wherein said water tanks (14) are symmetrically arranged along both sides of said quenching tank (13), and said flow distribution plate (141) is provided with through holes uniformly distributed thereon along the workpiece placing direction.

3. The multi-functional quenching apparatus for realizing uniform cooling according to claim 1, wherein the quenching tank (13) is provided with a water outlet, a water baffle (1311) is arranged in the water outlet, and the water baffle (1311) is made of thin steel plate.

4. The multi-functional quenching apparatus for achieving uniform cooling according to claim 1, wherein said spray head (156) adopts a spiral spray head structure.

Technical Field

The invention relates to the field of metal material heat treatment mechanical equipment, in particular to multifunctional quenching equipment for shaft parts.

Background

The quenching process is a process of heating a workpiece to an austenite temperature and then rapidly cooling the workpiece to a certain temperature to obtain a bainite or martensite structure. At present, the alloy steel is generally quenched by oil quenching or a polymer water-soluble medium, and among a plurality of quenching media, water belongs to the most environment-friendly and cheap quenching media, but the alloy steel part is easy to crack in the quenching and cooling process due to the overlarge cooling strength of the water, so the difficulty of water quenching the alloy steel shaft part is to avoid the quenching crack in the quenching and cooling process. At present, a shaft part is generally quenched by a vertical quenching tank, the quenching by adopting the mode can reduce the bending deformation generated in the quenching process of the workpiece by utilizing the self gravity of the workpiece, but the operation space required by the mode is larger along with the increase of the length of the shaft part, so that higher requirements are provided for construction and construction of a travelling crane and a quenching tank for quenching, and the construction cost is very high.

Disclosure of Invention

Therefore, the multifunctional quenching equipment for realizing uniform cooling is needed to solve the problem of easy cracking of the long-shaft workpieces due to water quenching.

In order to achieve the above object, the present invention provides a multifunctional quenching apparatus for achieving uniform cooling, comprising: the device comprises a liquid storage tank, a quenching tank supporting assembly, a swing mechanism, a water spray cooling system, a water tank and a spray cooling system;

the liquid storage tank is used for storing liquid, the quenching tank is used for placing workpieces, the quenching tank supporting assembly is used for supporting the quenching tank, the water tank is welded on a side plate of the quenching tank, the water tank is a cuboid container formed by welding steel plates, a flow distribution plate is arranged on the water tank, the liquid storage tank is connected with the water tank through the water spray cooling system, and the liquid storage tank is connected with the quenching tank through the water spray cooling system;

the water spray cooling system comprises a water spray cooling system inlet end, a water spray pump and a water spray cooling system outlet end which are sequentially connected, the water spray cooling system inlet end is connected with the liquid storage tank, the water spray cooling system outlet end is connected with the water tank, and water spray cooling can be realized through the flow distribution plate on the water tank;

the spray cooling system comprises a spray cooling system inlet end, a spray pump and a spray cooling system outlet end which are sequentially connected, the spray cooling system inlet end is connected with the liquid storage tank, the spray cooling system outlet end penetrates through the quenching tank to be connected with a spray pipe, through holes which are uniformly distributed are formed in the spray pipe, an inner wire is welded on the through holes, the inner wire is connected with a spray head with an outer wire through threads, and spray cooling is realized through the spray head which is uniformly distributed along the spray pipe;

the slewing mechanism comprises a driving shaft, a driven shaft, a speed reducing motor, a coupler, a roller and a bearing with a seat, wherein an output shaft of the speed reducing motor is connected with one end of the driving shaft through the coupler, the speed reducing motor drives the driving shaft to rotate through the coupler, a workpiece is located right above the driving shaft and the driven shaft, the roller is installed on the driving shaft, and the driving shaft drives the workpiece to rotate through the roller and is used for uniformly cooling the workpiece.

In one embodiment, the water tanks are symmetrically arranged along two sides of the quenching tank, and the flow distribution plate is provided with through holes uniformly distributed along the workpiece placement direction.

In one embodiment, the quenching tank is provided with a water outlet, a water baffle is arranged in the water outlet, and the water baffle is made of thin steel plates.

In one embodiment, the spray head adopts a spiral spray head structure.

The multifunctional quenching equipment for realizing uniform cooling can be controlled by the main controller to carry out full-automatic water spray cooling, immersion cooling and air cooling according to the quenching process required by the workpiece, can effectively realize the water-air alternative cooling function, and effectively ensures the cooling uniformity of the workpiece.

Drawings

FIG. 1 is a schematic view of the multifunctional quenching apparatus body for realizing uniform cooling according to the present invention.

FIG. 2 is a schematic view of a water discharge port of a quenching tank of the multifunctional quenching equipment for realizing uniform cooling.

Fig. 3 is a schematic diagram of the spray cooling system of the multifunctional quenching equipment for realizing uniform cooling.

FIG. 4 is a schematic structural diagram of a spray head of the multifunctional quenching equipment for realizing uniform cooling according to the present invention.

FIG. 5 is a schematic view of a rotating mechanism of the multifunctional quenching equipment for realizing uniform cooling according to the invention.

Reference numerals: 11. a water spray cooling system; 111. an inlet end of a water spray cooling system; 112. a water jet pump; 113. the outlet end of the water spray cooling system; 12. a liquid storage tank; 13. a quenching tank; 131. a left side plate of the quenching tank; 1311. a water baffle; 14. a water tank; 141. a flow distribution plate; 15. a spray cooling system; 151. an inlet end of a spray cooling system; 152. a spray pump; 153. an outlet end of the spray cooling system; 154. a spray tube; 155. internal thread; 156. a spray head; 16. a swing mechanism; 161. a reduction motor; 162. a drive shaft; 163. a coupling; 164. a pedestal bearing; 165. a roller; 166. a driven shaft; 17. quenching groove supporting component.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

The invention provides a multifunctional quenching device capable of realizing uniform cooling based on shaft parts, and the technical scheme of the invention is elaborated in detail by combining figures 1 to 5.

As shown in fig. 1, the multifunctional quenching apparatus of the present embodiment includes: a liquid storage tank 12, a quenching tank 13, a quenching tank supporting assembly 17, a rotary mechanism 16, a water spray cooling system 11, a water tank 14 and a spray cooling system 15.

As shown in fig. 1, the liquid storage tank 12 is a sealed container welded by steel plates and used for storing liquid required in the quenching process, the quenching tank 13 is welded by steel plates, a quenching workpiece is placed in the quenching tank 13, the quenching tank 13 is positioned right above the liquid storage tank 12, the quenching tank supporting assembly 17 is arranged on the liquid storage tank 12 and used for supporting the quenching tank 13, the water tank 14 is welded on a side plate of the quenching tank 13, the water tank 14 is a cuboid container welded by steel plates, the flow distribution plate 141 is arranged on the water tank 14, the liquid storage tank 12 is connected with the water tank 14 through the water spray cooling system 11, and the liquid storage tank 12 is connected with the quenching tank 13 through the spray cooling system 15.

The water spray cooling system 11 comprises a water spray cooling system inlet end 111, a water spray pump 112 and a water spray cooling system outlet end 113 which are connected in sequence, the water spray cooling system inlet end 111 and the water spray cooling system outlet end 113 are water pipes, the water spray cooling system inlet end 111 is connected with the liquid storage tank 12, the water spray cooling system outlet end 113 is connected with the water tank 14, and water spray cooling can be achieved through the flow distribution plate 141 on the water tank 14. The multifunctional quenching equipment is provided with a main controller, when the shaft type workpiece is subjected to water spray cooling according to the process requirement, the main controller controls the water spray pump 112 to work, water is conveyed into the water tank 14 from the liquid storage tank 12, and the water spray cooling can be realized through the flow distribution plate 141 on the water tank 14.

As shown in fig. 3 and 4, the spray cooling system 15 includes a spray cooling system inlet 151, a spray pump 152 and a spray cooling system outlet 153, which are connected in sequence, the spray cooling system inlet 151 is connected to the liquid storage tank 12, the spray cooling system outlet 153 penetrates through the quenching tank 13 and is connected to the spray pipes 154, two spray pipes 154 are symmetrically arranged on two sides of the quenching tank 13, through holes are uniformly distributed on the spray pipes 154, inner wires 155 are welded on the through holes, the inner wires 155 are connected with spray heads 156 with outer wires through threads, spray cooling is realized through the spray heads 156 uniformly arranged along the spray pipes 154, when a shaft workpiece is subjected to spray cooling according to process requirements, the main controller controls the spray pump 152 to work, water is transported from the liquid storage tank 12 to the spray pipes 154, and spray cooling is realized through the spray heads 156 uniformly arranged along the spray pipes 154.

As shown in fig. 5, the swing mechanism 16 includes a driving shaft 162, a driven shaft 166, a speed reducing motor 161, a coupling 163, a roller 165 and a bearing with a seat 164, the speed reducing motor 161 is connected with one end of the driving shaft 162 through the coupling 163, the driven shaft 166 is arranged side by side with the driving shaft 162, the speed reducing motor 161 drives the driving shaft 162 to rotate through the coupling 163 during the water spraying and spray cooling process of the workpiece, the workpiece is located right above the driving shaft 162 and the driven shaft 166, the roller 165 is installed on the driving shaft 162, a carrier roller is also installed on the driven shaft 166 to support the workpiece, and the driving shaft 162 drives the workpiece to rotate through the roller 165, thereby ensuring the uniformity of the workpiece in the whole cooling process.

Further, the water tanks 14 are symmetrically arranged along two sides of the quenching tank 13, and through holes are uniformly distributed on the flow distribution plate 141 on the water tanks 14 along the workpiece placing direction, so that the uniformity of water spraying is ensured.

As shown in fig. 2, the quenching tank 13 is provided with a quenching tank left side plate 131, a water outlet is arranged on the quenching tank left side plate 131 of the quenching tank 13, a plurality of water baffles 1311 are arranged in the water outlet, the water baffles 1311 are thin steel plates with low height, the number of the water baffles 1311 is determined according to the requirements of a specific workpiece quenching process, and the workpieces can be immersed only by ensuring the water inlet and outlet allowance of the quenching tank 13 after the water spraying reaches the preset time, so that the workpiece immersion cooling is realized, the height field adjustment of the water outlet is determined, the design is flexible, and the applicability is strong. The quenching tank supporting component 17 can be formed by welding various profiles, and the upper end of the quenching tank supporting component 17 is connected with the bottom of the quenching tank 13.

As shown in fig. 4, the nozzle 156 is a spiral nozzle structure, which has no requirement for water quality, and adopts a detachable connection mode, so that the subsequent maintenance is more convenient.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.