CN216585084U - Quenching tray for heat treatment of lining plate of ball mill - Google Patents
Quenching tray for heat treatment of lining plate of ball mill Download PDFInfo
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- CN216585084U CN216585084U CN202122440850.1U CN202122440850U CN216585084U CN 216585084 U CN216585084 U CN 216585084U CN 202122440850 U CN202122440850 U CN 202122440850U CN 216585084 U CN216585084 U CN 216585084U
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Abstract
The utility model discloses a quenching tray for heat treatment of a ball mill lining plate, which comprises a rectangular frame, wherein the frame comprises a first frame and a second frame which are arranged in a pairwise symmetry manner, lifting lugs are symmetrically arranged at two sides of the upper part of the first frame, a bottom plate is integrally arranged at the bottom of the frame, and rectangular holes are uniformly distributed in the bottom plate; the utility model has simple design structure and convenient use, changes the furnace charging mode of liner plate heat treatment, adopts tray hoisting, is equivalent to single-layer heating, ensures that the heating conditions of the liner plate in the furnace tend to be consistent, and simultaneously ensures that the states of the liner plate in the water tank tend to be consistent when the liner plate is quenched, thereby ensuring the uniform consistency of the temperature of the liner plate workpiece during heating, quenching and liquid discharge, being beneficial to ensuring the excellent mechanical property of the liner plate and greatly improving the product quality and the heat treatment efficiency.
Description
Technical Field
The utility model belongs to the technical field of heat treatment of parts of a ball mill, and particularly relates to a quenching tray for heat treatment of a lining plate of the ball mill.
Background
The ball mill is a key device for crushing materials, is widely applied to production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and is used for dry or wet grinding of various ores and other grindable materials. The lining plate of the ball mill is mainly used for protecting the cylinder body, so that the cylinder body is prevented from being directly impacted and abraded by a grinding body and materials, and meanwhile, the movement state of the grinding body can be adjusted by utilizing the lining plates in different forms, so that the grinding effect of the grinding body on the materials is enhanced, the grinding efficiency of the mill is improved, the yield is increased, and the metal consumption is reduced. The lining plate of the ball mill is a common consumable part in production, has large dosage, and has good wear resistance and good performances of hardness and toughness.
Whether the lining plate of the ball mill is durable or not is mainly determined by the heat treatment process, if the parameters of the heat treatment process are not properly selected, casting cracking, poor carbide dissolution and other factors can occur, and the use safety and the wear resistance of the lining plate can be directly influenced. Not only must the basic heat treatment technological parameters such as quenching heating temperature and holding time be strictly controlled, but also the charging and cooling modes thereof must be emphasized, and the quenching time, the water outlet temperature, the hardness after quenching and the tempering time in the cooling medium must be strictly controlled.
In the prior art, the ball mill lining plate needs to be subjected to stress relief annealing heat treatment after casting, and if the treatment is not in place and thorough, residual stress in the casting process can possibly remain in the ball mill lining plate, so that the deformation and cracking tendency is increased. When the heat treatment is carried out, the lining plate is usually placed on the bearing platform and then the bearing platform is moved into the heating furnace for heating, the lining plate needs to enter a water tank for cooling after being discharged from the furnace and needs to be lifted and poured into the water tank through equipment such as a crane, the speed of the process is low, the lining plate is turned into a quenching tank to be accumulated and cannot be uniformly dispersed, the cooling of the lining plate is not uniform, the accumulated lining plate cannot be quenched completely, the mechanical property requirement cannot be met, and the product quality of the lining plate can be influenced in severe cases.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a quenching tray for heat treatment of a lining plate of a ball mill, which changes the furnace loading mode of heat treatment of the lining plate and adopts tray hoisting to ensure the uniformity and consistency of the temperature of the lining plate during heating, quenching and liquid discharging.
The technical scheme adopted by the utility model is as follows: the quenching tray for heat treatment of the ball mill lining plate comprises a rectangular frame, wherein the frame comprises a first frame and a second frame which are arranged in a pairwise symmetry mode, lifting lugs are symmetrically arranged on two sides of the upper portion of the first frame, a bottom plate is integrally arranged at the bottom of the frame, and rectangular holes are uniformly formed in the bottom plate.
Ribs are arranged between adjacent rectangular holes on the bottom plate to form a grid shape.
The lifting lugs are oblong holes and are higher than the first frame.
The frame, the bottom plate and the lifting lugs are integrally cast and formed.
The quenching tray for heat treatment of the ball mill lining plate is used as follows: firstly, fixedly connecting four lifting lugs on a frame I of a liner plate heat treatment quenching tray frame with a lifting device, lifting the quenching tray by using the lifting device, and installing the quenching tray on a quenching platform of a heat treatment furnace; then, a lining plate workpiece needing quenching is placed on a quenching tray, and in the process of high-temperature heat treatment of the workpiece, as the bottom plate of the quenching tray is fixedly connected by utilizing a plurality of rectangular holes through the rib plates to form a horizontal latticed connecting surface, the thermal expansion resistance and the corrosion resistance of the bottom plate of the quenching tray are correspondingly improved, and the tray is ensured not to be deformed and damaged; after the lining plate workpiece comes out of the heat treatment furnace, the quenching tray and the workpiece are hoisted together by using a hoisting device and are placed into a quenching water tank for cooling, the lining plates are uniformly dispersed in the quenching water tank, no stacking occurs, and the lining plates are uniformly cooled; by using the lining plate heat treatment quenching tray, the upper surface and the lower surface of the lining plate are fully heated and uniformly quenched, so that the lining plate can meet the mechanical property requirement and obtain excellent performance.
Rib plates are arranged between adjacent rectangular holes on the bottom plate to form a grid shape; the purpose of this is: all be provided with the gusset between the adjacent rectangle hole on the bottom plate, the gusset has the support reinforcing effect to the tray, and the quenching tray is latticed, has guaranteed its non-deformable's effect to heat can be abundant pass the quenching tray in the heating process and reach the purpose of evenly heating the lining board work piece, cooling is even when putting into the basin and quenching. The quenching tray is in a grid shape, so that the weight and the manufacturing cost of the quenching tray are reduced.
The lifting lug is an oblong hole and is higher than the first frame; the purpose of this is: the lifting device is convenient to connect, the lifting lugs and the frame are integrally arranged, so that the strength of the lifting lugs can be increased, and the lifting lugs are prevented from being deformed too much when the quenching tray is lifted.
The frame, the bottom and the lifting lug are integrally cast and formed; the purpose of this is: the quenching tray is integrally cast and formed, has good high-temperature resistance and strength, does not generate hardness and cracks after quenching along with the heat treatment of the workpiece, can be thermally treated together with the workpiece, and has wide applicability and good reutilization.
The quenching tray can be manufactured according to the size of the lining plate workpiece, the width of a rib plate of the tray specially provided with the small lining plate workpiece can be properly reduced, and the width of a rib plate specially provided with the large lining plate workpiece can be properly increased; the size and the number of the grids determine the overall dimension of the quenching pallet, and the size of the grids can be adjusted according to the size of the installed workpiece to manufacture special small-sized and large-sized pallets. Therefore, the method is flexible and targeted, and the purposes of classifying and reducing the cost can be achieved.
The utility model has the beneficial effects that: the quenching tray for heat treatment of the lining plate of the ball mill solves the problems of placing, heating, quenching and cooling of the lining plate workpiece in a heat treatment furnace, changes the furnace loading mode of the lining plate, adopts tray hoisting, is equivalent to single-layer heating, ensures that the heating condition of the lining plate in the furnace tends to be consistent, and simultaneously ensures that the quenching state in a water tank tends to be consistent so as to ensure the uniformity of the temperature of the lining plate workpiece during heating, quenching and liquid discharging, is favorable for ensuring the excellent mechanical property of the lining plate, and greatly improves the product quality and the heat treatment efficiency.
Drawings
FIG. 1 is a schematic front view of a quenching tray according to the present invention;
FIG. 2 is a schematic top view of a quench tray according to the present invention;
fig. 3 is a side view structural schematic diagram of the quenching tray of the utility model.
The labels in the figure are: 1. A frame; 2. a first frame; 3. a second frame; 4. a base plate; 5. lifting lugs; 6. rectangular hole.
Detailed Description
The following detailed description of embodiments of the utility model is provided in connection with the accompanying drawings.
As shown in the figure, the quenching tray for heat treatment of the ball mill lining plate comprises a rectangular frame 1, wherein the frame 1 comprises a first frame 2 and a second frame 3 which are arranged in a pairwise symmetry mode, lifting lugs 5 are symmetrically arranged on two sides of the upper portion of the first frame 2, a bottom plate 4 is integrally arranged at the bottom of the frame 1, and rectangular holes 6 are uniformly distributed in the bottom plate 4.
Rib plates are arranged between adjacent rectangular holes 6 on the bottom plate 4 to form a grid shape.
The lifting lug 5 is a long circular hole, and the lifting lug 5 is higher than the first frame 2.
The frame 1, the bottom plate 4 and the lifting lugs 5 are integrally cast and formed.
The quenching tray for heat treatment of the ball mill lining plate is used as follows: firstly, fixedly connecting four lifting lugs 5 on a first frame 2 of a liner plate heat treatment quenching tray frame 1 with a lifting device, lifting the quenching tray by using the lifting device, and installing the quenching tray on a quenching platform of a heat treatment furnace; then, a lining plate workpiece needing heat treatment is placed on a quenching tray, and in the process of high-temperature heat treatment of the workpiece, as the bottom plate 4 of the quenching tray is fixedly connected by the plurality of rectangular holes 6 through the rib plates to form a horizontal latticed connecting surface, the thermal expansion resistance and the corrosion resistance of the bottom plate 4 of the quenching tray are correspondingly improved, and the tray is ensured not to deform and damage; after the lining plate workpiece comes out of the heat treatment furnace, the quenching tray and the workpiece are hoisted together by using a hoisting device and are placed into a quenching water tank for cooling, the lining plates are uniformly dispersed in the quenching water tank, no stacking occurs, and the lining plates are uniformly cooled; by using the lining plate heat treatment quenching tray, the upper surface and the lower surface of the lining plate are fully heated and uniformly quenched, so that the lining plate can meet the mechanical property requirement and obtain excellent performance.
Claims (4)
1. The utility model provides a ball mill welt quenching tray for thermal treatment which characterized in that: the lifting lug type frame comprises a rectangular frame, wherein the frame comprises a first frame and a second frame which are arranged in a pairwise symmetry mode, lifting lugs are symmetrically arranged on two sides of the upper portion of the first frame, a bottom plate is integrally arranged at the bottom of the frame, and rectangular holes are uniformly formed in the bottom plate.
2. The quenching tray for heat treatment of the ball mill lining plate as claimed in claim 1, wherein: ribs are arranged between adjacent rectangular holes on the bottom plate to form a grid shape.
3. The quenching tray for heat treatment of the ball mill lining plate as claimed in claim 1, wherein: the lifting lug is an oblong hole and is higher than the first frame.
4. The quenching tray for heat treatment of the ball mill lining plate as claimed in claim 1, wherein: the frame, the bottom plate and the lifting lugs are integrally cast and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122440850.1U CN216585084U (en) | 2021-10-11 | 2021-10-11 | Quenching tray for heat treatment of lining plate of ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122440850.1U CN216585084U (en) | 2021-10-11 | 2021-10-11 | Quenching tray for heat treatment of lining plate of ball mill |
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| Publication Number | Publication Date |
|---|---|
| CN216585084U true CN216585084U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122440850.1U Active CN216585084U (en) | 2021-10-11 | 2021-10-11 | Quenching tray for heat treatment of lining plate of ball mill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891988A (en) * | 2022-06-01 | 2022-08-12 | 安徽应流集团霍山铸造有限公司 | Be used for box gas furnace dress stove tray frock |
-
2021
- 2021-10-11 CN CN202122440850.1U patent/CN216585084U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114891988A (en) * | 2022-06-01 | 2022-08-12 | 安徽应流集团霍山铸造有限公司 | Be used for box gas furnace dress stove tray frock |
| CN114891988B (en) * | 2022-06-01 | 2024-05-28 | 安徽应流集团霍山铸造有限公司 | Be used for box gas furnace charging tray frock |
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