CN213037805U - Water-air alternative quenching equipment for wear-resistant steel balls - Google Patents
Water-air alternative quenching equipment for wear-resistant steel balls Download PDFInfo
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- CN213037805U CN213037805U CN202021874223.8U CN202021874223U CN213037805U CN 213037805 U CN213037805 U CN 213037805U CN 202021874223 U CN202021874223 U CN 202021874223U CN 213037805 U CN213037805 U CN 213037805U
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Abstract
The utility model provides a wear-resisting steel ball water-air quenching equipment in turn, including lower part pond and quenching frame structure, the upper end in lower part pond is provided with the quenching cell body, is provided with two water pumping pipeline systems between the upper end of quenching cell body and the lower part pond, and the four corners of quenching cell body lower extreme all is provided with the water drainage pipeline system that links to each other with the lower part pond, and the upper end of quenching cell body both sides all is provided with the overflow pipeline, and the lower extreme of overflow pipeline links to each other with the lower part pond, and setting up in the top of quenching cell body of quenching frame structure liftable. The utility model discloses can realize fast drawing water and quenching cell body's drainage to quenching cell body is internal to realize the empty alternate fast switch over of steel ball water, equipment structure is compact, and area is little, has safe and reliable, low and green energy-concerving and environment-protective characteristics of maintenance cost.
Description
Technical Field
The utility model relates to the technical field of wear-resistant steel ball processing, in particular to a water-air alternative quenching device for wear-resistant steel balls.
Background
Along with the rapid development of industrialization, the use amount of ores in China is larger and larger, the requirement on wear-resistant steel balls is great day by day, and higher requirements on the hardness, the wear resistance and the impact toughness of the steel balls are provided. In the process of preparing the wear-resistant steel ball, quenching is needed, water-air alternate quenching is adopted, more martensite (or lower bainite) structures can be obtained, and the existing water-air alternate quenching has the following problems: the rapid extraction and rapid addition of water-cooling liquid can not be realized, the water-air alternation rate of the steel balls is influenced, the quality equipment of the steel balls is influenced, and in addition, the occupied area of the equipment is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wear-resisting steel ball empty quenching equipment in turn of water can realize fast drawing water and the drainage of quenching cell body to the quenching cell body to realize the empty alternate fast switch over of steel ball empty, equipment structure is compact, and area is little.
The technical scheme of the utility model is realized like this: the utility model provides a wear-resisting steel ball water-air quenching equipment in turn, includes lower part pond and quenching frame structure, and the upper end in lower part pond is provided with the quenching cell body, is provided with two water pumping pipeline systems between the upper end of quenching cell body and the lower part pond, and the four corners of quenching cell body lower extreme all is provided with the water drainage pipeline system that links to each other with the lower part pond, and the upper end of quenching cell body both sides all is provided with the overflow pipeline, and the lower extreme of overflow pipeline links to each other with the lower part pond, and the setting in the top of quenching.
Furthermore, two water pumping pipeline systems are respectively positioned at two ends of the same side of the quenching tank body, each water pumping pipeline system comprises an upper water pumping pipe, a check valve, an upper flexible joint, a centrifugal pump, a lower flexible joint and a lower water pumping pipe which are sequentially connected, the upper water pumping pipe is connected with the upper end of the quenching tank body, and the lower water pumping pipe is connected with the lower end of the lower water tank.
Furthermore, the water drainage pipeline system comprises a water drainage pipeline, an electric butterfly valve is installed on the water drainage pipeline, one end of the water drainage pipeline is connected with the lower end of the quenching tank body, and the other end of the water drainage pipeline is connected with the upper end of the lower water tank.
Further, the quenching frame body structure comprises a guide post, a lifting frame and a quenching workpiece frame, a top plate is arranged at the upper end of the guide post, the lower end of the guide post is fixed at the bottom in the quenching tank body, the lifting frame is connected with the top plate through an upper hydraulic cylinder, a roller is arranged at the bottom of the lifting frame, the middle of the lower side of the quenching workpiece frame is connected with the lifting frame through the roller, one end of the upper side of the quenching workpiece frame is connected with the lifting frame through a lower hydraulic cylinder, the end of the quenching workpiece frame is driven to move up and down through the extension of the lower hydraulic cylinder, and rollers moving along the guide post are.
Furthermore, a limiting device is arranged in the quenching tank body, and the limiting device is fixedly connected with the guide column and used for limiting the quenching workpiece frame.
The utility model has the advantages that:
the utility model has compact integral structure and small occupied area; and through the position layout of the lower water pool and the quenching tank body, and the matching with the structural design of the water pumping pipeline system, the water discharging pipeline system and the overflow pipeline, water can be pumped into the quenching tank body quickly, and water can be discharged from the quenching tank body after water quenching, so that the quick switching of the water-air alternation of the steel ball can be realized, the cooling speed of the steel ball can be effectively ensured to be greater than the critical cooling speed, more martensite (or lower bainite) tissues can be obtained, the toughness of the core part of the steel ball can be kept, the performances of hardenability, hardness, wear resistance, impact toughness and the like of the steel ball can be obviously improved, the continuous operation of construction work and the working efficiency are ensured, the production cost is reduced, and the steel ball quenching tank has the characteristics of safety, reliability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a schematic structural view of a quenched workpiece frame according to the second embodiment;
fig. 6 is a left side view of fig. 5.
The quenching device comprises a lower water tank 1, a quenching tank body 2, an upper water pumping pipe 3, a check valve 4, an upper flexible joint 5, a centrifugal pump 6, a lower flexible joint 7, a lower water pumping pipe 8, a water draining pipe 9, an electric butterfly valve 10, an overflow pipeline 11, a guide post 12, a lifting frame 13, a quenching workpiece frame 14, a top plate 15, an upper hydraulic cylinder 16, a rolling shaft 17, a lower hydraulic cylinder 18, a rolling wheel 19, a limiting device 20, a stirring shaft 21, a stirring blade 22, a supporting frame 23, a sliding hole 24 and a stop block 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
Example one
As shown in fig. 1-4, a wear-resistant steel ball water-air alternative quenching device comprises a lower water tank 1 and a quenching frame structure, wherein a quenching tank body 2 is welded and fixed at the upper end of the lower water tank 1, two water pumping pipeline systems are arranged between the upper end of the quenching tank body 2 and the lower water tank 1, the two water pumping pipeline systems are respectively located at two ends of the same side of the quenching tank body 2, each water pumping pipeline system comprises an upper water pumping pipe 3, a check valve 4, an upper flexible joint 5, a centrifugal pump 6, a lower flexible joint 7 and a lower water pumping pipe 8 which are sequentially connected, the water outlet of the upper water pumping pipe 3 extends into the upper end of the quenching tank body 2, the water outlet of the upper water pumping pipe 3 is 300mm away from the bottom of the quenching tank body 2, and the lower water.
Four corners of the lower end of the quenching tank body 2 are provided with a drainage pipeline system connected with the lower water tank 1, the drainage pipeline system comprises a drainage pipeline 9, an electric butterfly valve 10 is installed on the drainage pipeline 9, one end of the drainage pipeline 9 is connected with the lower end of the quenching tank body 2, the other end of the drainage pipeline is connected with the upper end of the lower water tank 1, and the drainage pipeline system extends into the lower water tank for 150 mm.
The upper ends of two sides of the quenching tank body 2 are connected with overflow pipelines 11, and the lower ends of the overflow pipelines 11 are connected with the lower water pool 1 and extend into the lower water pool for 150 mm.
The quenching frame body structure is arranged above the quenching tank body 2 in a lifting way, the quenching frame body structure comprises four guide posts 12, a lifting frame 13 and a quenching workpiece frame 14, the guide posts 12 are respectively fixed at four corners in the quenching tank body 2, a top plate 15 is welded at the upper end of each guide post 12, the lifting frame 13 is connected with the top plate 15 through an upper hydraulic cylinder 16, a rolling shaft 17 is arranged at the bottom of the lifting frame 13 through a bearing, the middle part of the lower side of the quenching workpiece frame 14 is connected with the bottom of the lifting frame 13 through the rolling shaft 17, one end of the upper side of the quenching workpiece frame 14 is connected with the lifting frame 13 through a lower hydraulic cylinder 18, the end part of the quenching workpiece frame 14 is driven to move up and down through the expansion and contraction of the lower hydraulic cylinder 18, rollers 19 moving along the guide posts 12 are arranged on the side walls of, the limiting plate is fixedly connected with the guide post 12 in a welding mode and used for limiting the quenching workpiece frame 14 downwards.
The water-air alternative quenching equipment for the wear-resistant steel balls further comprises a main controller, wherein the electric butterfly valve 10, the centrifugal pump 6, the upper hydraulic cylinder 16 and the lower hydraulic cylinder 18 are connected with the main controller.
The application method of the embodiment comprises the following steps: when the wear-resistant steel ball is subjected to heat treatment, the wear-resistant steel ball is placed into the quenching workpiece frame 14, and the lifting frame 13 is pushed to move downwards along the guide post 12 to the position of the limiting device 20 by controlling the extension of the upper hydraulic cylinder 16.
(1) When water-cooling heat treatment is carried out on the wear-resistant steel balls, the electric butterfly valve 10 is closed, the centrifugal pump 6 is started, water is rapidly pumped into the quenching tank body 2 from the lower water tank 1, when the water level reaches the bottom of the upper end of the overflow pipeline, the centrifugal pump 6 is closed, the check valve 4 prevents water from flowing back, the lower hydraulic cylinder 18 is controlled to extend and shorten, the quenching workpiece frame 14 can be driven to swing around the rolling shaft 17, and the steel balls in the quenching workpiece frame 14 can be fully quenched.
(2) When the wear-resistant steel ball is subjected to air cooling heat treatment, the electric butterfly valve 10 is controlled to be opened, water in the quenching tank body 2 can quickly flow into the lower water tank 1 through the water drainage pipeline 9, the steel ball in the quenching workpiece frame 14 is completely exposed in the air, and air cooling heat treatment can be performed at the moment.
And (3) repeating the steps (1) and (2) to carry out water-air alternative heat treatment on the steel ball.
Example two
This embodiment is substantially the same as the second embodiment, except that: as shown in fig. 5 and 6, a plurality of stirring shafts 21 are arranged on the upper side of the quenching workpiece frame 14, a plurality of stirring blades 22 are fixedly crossed on the side wall of the stirring shaft 21 along the axial direction, the stirring shaft 21 is arranged in parallel with the axis of the roller 17, supporting frames 23 are arranged on the quenching workpiece frame 14 at the two ends of the stirring shaft 21, a plurality of strip-shaped sliding holes 24 are arranged on the supporting frames 23, the sliding holes 24 correspond to the stirring shafts 21 one by one, the end parts of the stirring shafts 21 slide through the sliding holes 24, and stoppers 25 are fixed, and the stirring shaft 21 moves in the sliding holes 24 along with the up-and-down movement of the end parts.
The application method of the embodiment comprises the following steps: in the step (1) of the first embodiment, when the lower hydraulic cylinder 18 extends and shortens to drive the quenching workpiece frame 14 to swing around the roller 17, the stirring shaft 21 rolls along the slide hole 24 along with the movement of the quenching workpiece frame 14, and water in the quenching tank body 2 is stirred along with the rolling of the stirring shaft 21, so that the fluidity of the water is improved, and the influence of the overhigh local water temperature on the quenching of the steel ball is avoided.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The water-air alternative quenching equipment for the wear-resistant steel balls is characterized in that: including lower part pond (1) and quenching frame structure, the upper end in lower part pond (1) is provided with quenching cell body (2), be provided with two water pumping pipeline systems between the upper end of quenching cell body (2) and lower part pond (1), the four corners of quenching cell body (2) lower extreme all is provided with the drainage pipe-line system who links to each other with lower part pond (1), the upper end of quenching cell body (2) both sides all is provided with overflow pipeline (11), the lower extreme of overflow pipeline (11) links to each other with lower part pond (1), setting up in the top of quenching cell body (2) of quenching frame structure liftable.
2. The water-air alternative quenching equipment for the wear-resistant steel balls as claimed in claim 1, wherein: two water pumping pipeline systems are respectively positioned at two ends of the same side of the quenching tank body (2), each water pumping pipeline system comprises an upper water pumping pipe (3), a check valve (4), an upper flexible joint (5), a centrifugal pump (6), a lower flexible joint (7) and a lower water pumping pipe (8) which are sequentially connected, the upper water pumping pipe (3) is connected with the upper end of the quenching tank body (2), and the lower water pumping pipe (8) is connected with the lower end of the lower water tank (1).
3. The water-air alternative quenching equipment for the wear-resistant steel balls as claimed in claim 1, wherein: the drainage pipeline system comprises a drainage pipeline (9), an electric butterfly valve (10) is installed on the drainage pipeline (9), one end of the drainage pipeline (9) is connected with the lower end of the quenching tank body (2), and the other end of the drainage pipeline is connected with the upper end of the lower water tank (1).
4. The water-air alternative quenching equipment for the wear-resistant steel balls as claimed in any one of claims 1 to 3, wherein: the quenching frame structure comprises guide posts (12), a lifting frame (13) and a quenching workpiece frame (14), wherein a top plate (15) is arranged at the upper end of each guide post (12), the lower end of each guide post is fixed at the bottom in a quenching tank body (2), the lifting frame (13) is connected with the top plate (15) through an upper hydraulic cylinder (16), a rolling shaft (17) is arranged at the bottom of the lifting frame (13), the middle of the lower side of the quenching workpiece frame (14) is connected with the lifting frame (13) through the rolling shaft (17), one end of the upper side of the quenching workpiece frame (14) is connected with the lifting frame (13) through a lower hydraulic cylinder (18), the end of the quenching workpiece frame (14) is driven to move up and down through the stretching of the lower hydraulic cylinder (18), and rollers (19) moving along the guide posts (12) are arranged on the.
5. The water-air alternative quenching equipment for the wear-resistant steel balls as claimed in claim 4, wherein: a limiting device (20) is arranged in the quenching tank body (2), and the limiting device (20) is fixedly connected with the guide column (12) and is used for limiting the quenching workpiece frame (14) downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874223.8U CN213037805U (en) | 2020-09-01 | 2020-09-01 | Water-air alternative quenching equipment for wear-resistant steel balls |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021874223.8U CN213037805U (en) | 2020-09-01 | 2020-09-01 | Water-air alternative quenching equipment for wear-resistant steel balls |
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| CN213037805U true CN213037805U (en) | 2021-04-23 |
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| CN202021874223.8U Active CN213037805U (en) | 2020-09-01 | 2020-09-01 | Water-air alternative quenching equipment for wear-resistant steel balls |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117448557A (en) * | 2023-10-31 | 2024-01-26 | 徐州优力同创科技股份有限公司 | Bearing steel ball heat treatment equipment |
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2020
- 2020-09-01 CN CN202021874223.8U patent/CN213037805U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117448557A (en) * | 2023-10-31 | 2024-01-26 | 徐州优力同创科技股份有限公司 | Bearing steel ball heat treatment equipment |
| CN117448557B (en) * | 2023-10-31 | 2024-04-16 | 徐州优力同创科技股份有限公司 | Bearing steel ball heat treatment equipment |
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