CN209873032U - High-temperature-resistant large-crystal pure molybdenum bearing-sintering hardened large-crystal tool - Google Patents
High-temperature-resistant large-crystal pure molybdenum bearing-sintering hardened large-crystal tool Download PDFInfo
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- CN209873032U CN209873032U CN201920391496.8U CN201920391496U CN209873032U CN 209873032 U CN209873032 U CN 209873032U CN 201920391496 U CN201920391496 U CN 201920391496U CN 209873032 U CN209873032 U CN 209873032U
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Abstract
The technical scheme of the utility model relates to the field of refractory metal rolling annealing, in particular to a high temperature resistant large crystal pure molybdenum bearing burning plate large crystal tool, which comprises a supporting disk and a connecting rod, wherein the supporting disk comprises at least two supporting disks for containing the bearing burning plates, and the supporting disk is provided with a groove for providing a placing space for the bearing burning plates; the connecting rod comprises a plurality of connecting plates for connecting a plurality of supporting plates together and providing support for the supporting plates. Vertically placing 2 supporting disks on a furnace chassis, stably connecting the supporting disks by using a connecting rod, inserting a burning bearing plate to be annealed into a groove of each supporting disk, thus finishing the work of charging, and then blowing the furnace to perform the large crystal annealing. The tool has the advantages of simple and compact structure, convenience in use, low cost and easiness in batch production, solves the problems that the furnace charging efficiency is low due to the interval of the zirconium sand and the plate is flatly placed, the plate is easy to be pressed out of pits by the zirconium sand, the deformation is serious and the like, and lays a solid foundation for batch and stable production of the large-crystal molybdenum bearing sintered plate.
Description
Technical Field
The technical scheme of the utility model relate to the rolling annealing field of refractory metal, specifically speaking are big brilliant pure molybdenum of high temperature resistant holds and burns the big brilliant frock of using of harden.
Background
The metal molybdenum as a high-temperature resistant material has a series of excellent characteristics of high specific gravity, high melting point, good corrosion resistance, strong high-temperature creep resistance, good electric and thermal conductivity, small expansion coefficient and the like, and is widely applied to industrial departments of machinery, chemical industry, electronics, aerospace and the like. The rolled pure molybdenum plate with the thickness of 0.5-5mm can be applied to the fields of ceramics, nuclear fuel and the like and used as a burning bearing plate. When in use, the surface of the burning bearing plate is required to be smooth without pits, the flatness is good, and the burning bearing plate can be used for a long time under the conditions of 1000 plus materials and 1800 ℃ without obvious deformation. Therefore, the high-temperature bending resistance of the molybdenum setter plate is greatly required. Through the high-temperature bending resistance comparison experiment, the following results are found: the high-temperature deformation resistance of the large-crystal molybdenum setter plate is far better than that of fine-crystal molybdenum. The preparation method of the large-crystal molybdenum load bearing plate comprises the steps of rolling and then annealing at high temperature, wherein the annealing temperature is 1700-2300 ℃. In the high-temperature annealing, a general charging method is as follows: the bearing burning plate is horizontally placed, and each layer is separated by the zirconium sand, so that after the bearing burning plate is annealed at a high temperature and discharged from a furnace, the surface of the bearing burning plate is easy to be pressed into pits by the zirconium sand and is easy to bend, and the quality of the bearing burning plate is seriously influenced.
In order to solve the problem of easy quality of the sintering bearing plate in the prior art, the tool for sintering the large crystals of the high-temperature resistant large-crystal pure molybdenum product which is simple and convenient to operate, high in stability, time-saving and labor-saving and does not influence the surface quality and the bending degree of the sintering bearing plate after the large crystals are sintered needs to be developed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the high-temperature-resistant macrocrystalline pure molybdenum product firing bearing hardened macrocrystalline tool is simple and convenient to operate, high in stability, time-saving and labor-saving, and free of influencing the surface quality and the bending degree of a firing bearing plate after macrocrystalline solidification, and solves the problems that the furnace charging mode of the existing tool is low in efficiency, the plate is easily pressed out of pits by zirconium sand, the deformation is serious, and the like.
The technical proposal adopted by the utility model to solve the technical problem is to provide a tool for sintering and hardening a refractory macrocrystalline of pure molybdenum, the improvement is that the tool comprises a support piece and a plurality of support discs, wherein,
the supporting pieces are respectively connected with the supporting discs so that the supporting discs are arranged at intervals in the vertical direction;
the supporting plate is provided with a groove, and the groove is used for providing a placing space for the burning bearing plate.
Further, in the tool for the high-temperature-resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline, the support piece comprises a plurality of connecting rods.
Further, in the tool for sintering and hardening the high-temperature-resistant large-crystal pure molybdenum, two supporting disks are arranged, the supporting disks are rectangular, and the connecting rod vertically penetrates through four vertex angles of the rectangle to connect the two supporting disks in series.
Further, in the tool for the high-temperature-resistant large-crystal pure molybdenum bearing sintered plate large crystal, the number of the supporting disks is larger than two, the supporting disks are rectangular, 4 connecting rods are arranged, and the supporting disks are connected in series by the four connecting rods.
Further, in the tool for the high-temperature-resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline, the connecting rod is a vertical round rod, and threads are arranged at two ends of the connecting rod.
Further, in the tool for sintering and hardening of high-temperature-resistant macrocrystalline pure molybdenum, the groove is formed in the top surface or the top surface and the bottom surface of the support plate, and the groove opening direction of the groove is consistent with the width direction of the support plate.
Further, in the tool for sintering and hardening the high-temperature-resistant large-crystal pure molybdenum bearing plate, the thickness of the supporting plate is 10-30mm, the depth of the groove is 0.3-1mm, the width of the groove is 0.2-1mm larger than the thickness of the bearing plate, and the distance between the grooves is 3 mm.
Further, in the tool for sintering and hardening the high-temperature-resistant large-crystal pure molybdenum, the length of the connecting rod is based on the fact that the supporting disk at the topmost end and the bottommost end extends out and is stably connected with the supporting disk, and the extending part is provided with threads.
Further, in the tool for sintering and hardening the refractory macrocrystalline pure molybdenum, the support disc is detachably connected with the connecting rod.
Further, in the tool for sintering and hardening the refractory macrocrystalline pure molybdenum, the plurality of grooves are uniformly distributed on the supporting disc.
The high-temperature-resistant large-crystal pure molybdenum bearing sintered plate large-crystal tool is obtained by commercially obtaining the materials of the related parts, and the manufacturing method can be mastered by the technical personnel in the field.
The utility model has the advantages that: compared with the prior art, the utility model has the following substantive characteristics and progress:
(1) the utility model relates to a high temperature resistant large brilliant pure molybdenum holds and burns the big brilliant actual conditions that holds and burns the board that hardens of large brilliant molybdenum has fully combined big annealing in batches. Can be produced in batch, increases the stability, and saves labor and time. Now 2 people can finish the charging work which can be finished by 2 people and 4 hours before 1 hour, and the efficiency is improved by 3 times than before.
(2) After the tool is used for annealing, no indentation is formed on the plate, the surface quality is obviously improved, and the bending degree of the plate is reduced by 2 times.
(3) The tapping time was doubled compared to the previous 2h, now 1 h.
(4) The utility model discloses simple structure is compact, and it is convenient to use, low cost, easily mass production.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the invention. Wherein:
fig. 1 is a schematic structural diagram of the tool of the present invention.
Fig. 2 is a side view of the support plate of the tool of the present invention.
Fig. 3 is a top view of the support plate of the tool of the present invention.
Fig. 4 is a schematic structural view of the connecting rod of the tool of the present invention.
Description of reference numerals:
1-a support plate; 2-a connecting rod; and 3-grooves.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, which are provided by way of illustration and not limitation. Modifications and variations may be made in the present invention without departing from the scope or spirit thereof. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
The high-temperature-resistant large-crystal pure molybdenum product firing bearing hardened large crystal tool is simple and convenient to operate, high in stability, time-saving and labor-saving, and free of influencing the surface quality and the bending degree of a firing bearing plate after large crystal is formed, and the problems that the furnace charging mode of the existing tool is low in efficiency, the plate is easily pressed out of pits by zirconium sand, the deformation is serious and the like are solved. The application provides a high temperature resistant brilliant pure molybdenum holds and burns big brilliant frock of using of board, as shown in fig. 1 to 4, fig. 1 is the utility model discloses the structural schematic diagram of frock. Fig. 2 is a side view of the support plate of the tool of the present invention. Fig. 3 is a top view of the support plate of the tool of the present invention. Fig. 4 is a schematic structural view of the connecting rod of the tool of the present invention.
Specifically, as shown in fig. 1 to fig. 3, the tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline provided by the present application includes a support disk 1 and a support member. Wherein, supporting disk 1 is used for the splendid attire to hold the fever board, is equipped with recess 3 on supporting disk 1, and recess 3 is used for holding the fever board and provides the space of placing. The groove 3 is arranged on one bottom surface of the support disc 1, and the slotting direction of the groove 3 (namely the length direction of the groove 3) is consistent with the width direction of the support disc 1. A plurality of grooves 3 are arranged on one bottom surface of the supporting disc 1, and the grooves 3 are uniformly distributed on the supporting disc 1. The grooves 3 are used for providing placing space for the setter plate, so the width of the grooves 3 should be larger than the thickness of the setter plate, and preferably the width of the grooves 3 is 0.2-1mm larger than the thickness of the setter plate. Meanwhile, in order to ensure that the burning bearing plate is stably placed in the groove 3, the depth of the groove 3 is set to be 0.3-1 mm. Since each recess 3 can accommodate one setter plate therein, the present application sets the distance between the recesses 3 to 3mm in order to ensure the complementary interference between the setter plates. Simultaneously, for guaranteeing the use intensity of supporting disk 1, the thickness that this application set up supporting disk 1 is between 10-30mm, and this thickness scope can both satisfy under the depth of slotting prerequisite of recess 3, can also guarantee that supporting disk 1 still can stably use after a plurality of fever boards insert recess 3.
Further, the supporting members are respectively connected to the supporting discs 1, so that the supporting discs 1 are spaced apart from each other in the vertical direction. Specifically, the support comprises a plurality of connecting rods 2 for connecting a plurality of supporting disks 1 together, and the connecting rods 2 comprise a plurality of connecting rods for supporting the supporting disks 1. That is, the supporting discs 1 are connected in series by the connecting rods 2, one surface of each two adjacent supporting discs 1, which is provided with the groove 3, is arranged oppositely, a certain distance is separated between each two adjacent supporting discs 1, the distance is the distance between the groove bottoms of the corresponding grooves 3 on each two adjacent supporting discs 1, and the distance is equal to or slightly greater than the length of the burning board inserted into the groove 3, so that the burning board can be smoothly inserted into the groove 3. That is, the fixing of the setter plate must be realized by arranging at least two supporting discs 1 with grooves 3 on one surface opposite to each other. And supporting disk 1 is the board that has the geometry, and it is the rectangular plate preferably in this application, and the quantity of preferred connecting rod 2 is four this moment, and four connecting rod 2 pass four apex angles of rectangular supporting disk 1 respectively perpendicularly and connect it in series together, and the length of connecting rod 2 is with stretching out supporting disk 1 and the stable supporting disk 1 that connects of topmost and least, and be equipped with the screw thread on the extension of connecting rod 2, and this screw thread can be used for being connected frock and other equipment in the in-service use. In other embodiments, the support may be other support such as a frame structure having a space for carrying the support plate 1, i.e. the other support may be any other support satisfying all the functions of the connecting rod 2.
As shown in fig. 4, which is a schematic structural diagram of the connecting rod 2, the connecting rod 2 is a vertical round rod, and the two ends of the connecting rod 2 are both provided with the above-mentioned threads. And the supporting disc 1 is detachably connected with the connecting rod 2. Connect promptly when needing to use can, but also can choose for use the length of supporting disk 1 according to actual need, the length of supporting disk 1 is confirmed according to the quantity of the board that holds according to it, because recess 3 is along the even setting of length direction of supporting disk 1, when the quantity of the board that holds that needs to hold is more, the quantity that corresponds the recess 3 that sets up with it is also more, so the length of supporting disk 1 is also bigger. The connecting rod 2 can be matched with supporting disks 1 with different lengths for use, so that the economic benefit is improved.
Further, the width of supporting disk 1 is not less than the width of holding fever board, holds the fever board promptly and inserts the recess 3 back, with its as far as possible not stretch out supporting disk 1 in width direction front and back as the standard, like this can be better guarantee hold fever board receive the protection comprehensively in the crystallization process, avoid leaving the flaw on holding fever board as far as possible.
Further, in other embodiments, the number of the supporting discs 1 may also be greater than two, and the connection manner between the supporting discs 1 is unchanged as described above, except for the two supporting discs 1 disposed at the top end and the lowest end, the two surfaces of the supporting disc 1 disposed in the middle are all provided with the grooves 3, that is, the upper surface and the lower surface of the same supporting disc 1 disposed in the middle are both provided with the grooves 3 for the burning board to pass through. The length of connecting rod 2 at this moment is with stretching out supporting disk 1 and the stable supporting disk 1 that connects of topmost and least significant end as the standard, and is equipped with the screw thread on the extension of connecting rod 2, and this screw thread can be used for being connected frock and other equipment among the in-service use.
Further, the material of the support plate 1 may be selected from pure tungsten, lanthanum tungsten, cerium tungsten, pure molybdenum, TZM alloy, molybdenum lanthanum, etc., and the specific material may be selected according to the material of the setter plate in practical application.
In the practical use process, the supporting disc 1 and the connecting rod 2 are well assembled on the furnace bottom, one sheet of the burning bearing plate is inserted into the groove 3 on the supporting disc 1, the furnace charging tool is completed, and then annealing is carried out according to a preset process.
In this embodiment, the thickness of the support plate 1 is preferably 25mm, the material is pure tungsten, the width of the support plate 1 is 300mm, and the length is 300 mm. Preferably, the depth of the grooves 3 is 0.7mm, the width of the grooves 3 is 4mm, the thickness of the burning board is 3mm, and the distance between the grooves 3 is 3 mm. When in processing, the annealing temperature is 1700-2300 ℃, the heat preservation is 1h, the bending degree of the baking plate after annealing does not exceed 5mm, and the surface is smooth and qualified. After the tool is used for annealing, no indentation is formed on the plate, the surface quality is obviously improved, and the bending degree of the plate is reduced by 2 times. The tapping time was doubled compared to the previous 2h, now 1 h.
The high-temperature-resistant large-crystal pure molybdenum bearing-sintering-hardened large-crystal tool is low in price, simple and convenient in structure, convenient to operate and suitable for batch production. The problems that the existing zirconium sand spacing flat plate has low furnace charging efficiency, the plate is easy to be pressed out of pits by the zirconium sand, the deformation is serious and the like are solved.
The tool for sintering and hardening the refractory macrocrystalline pure molybdenum not only can be applied to pure molybdenum products, but also can be applied to molybdenum alloy products such as molybdenum lanthanum, molybdenum potassium silicon and the like and tungsten alloy products such as pure tungsten, tungsten lanthanum, tungsten potassium silicon, tungsten molybdenum alloy and the like.
In the tool for sintering and hardening of high-temperature-resistant macrocrystalline pure molybdenum, the materials of the parts are all obtained commercially, and the manufacturing method can be mastered by those skilled in the art. Furthermore, the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Modifications and variations are possible in light of the above teachings or may be acquired from practice of the invention, and are to be included within the scope of the following claims.
Claims (10)
1. A tool for sintering and hardening a high-temperature-resistant macrocrystalline pure molybdenum bearing plate is characterized by comprising a support piece and a plurality of support plates, wherein,
the supporting pieces are respectively connected with the supporting discs so that the supporting discs are arranged at intervals in the vertical direction;
the supporting plate is provided with a groove, and the groove is used for providing a placing space for the burning bearing plate.
2. The tool for the high-temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 1, wherein the support member comprises a plurality of connecting rods.
3. The tool for the high-temperature resistant macrocrystalline pure molybdenum bearing sintering plate macrocrystalline according to claim 2, wherein the number of the supporting disks is two, the supporting disks are rectangular, and the connecting rod vertically penetrates through four top corners of the rectangle to connect the two supporting disks in series.
4. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 2,
the supporting disk quantity is greater than two, just the supporting disk is the rectangle, the connecting rod is equipped with 4, four the connecting rod will be a plurality of the supporting disk concatenates together.
5. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 2,
the connecting rod is vertical round bar, in the both ends of connecting rod all are equipped with the screw thread.
6. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 1,
the groove is arranged on the top surface or the top surface and the bottom surface of the supporting disc, and the slotting direction of the groove is consistent with the width direction of the supporting disc.
7. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 1,
the thickness of the supporting disc is 10-30mm, the depth of the grooves is 0.3-1mm, the width of the grooves is 0.2-1mm larger than the thickness of the burning board, and the distance between the grooves is 3 mm.
8. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 2,
the length of the connecting rod is based on the fact that the supporting disk which extends out of the topmost end and the bottommost end and is stably connected with the supporting disk, and the extending portion is provided with threads.
9. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 2,
the supporting disc and the connecting rod are detachably connected.
10. The tool for high temperature resistant macrocrystalline pure molybdenum bearing sintered plate macrocrystalline according to claim 1,
the recess is equipped with a plurality ofly, and is a plurality of the recess is in evenly distributed on the supporting disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920391496.8U CN209873032U (en) | 2019-03-26 | 2019-03-26 | High-temperature-resistant large-crystal pure molybdenum bearing-sintering hardened large-crystal tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920391496.8U CN209873032U (en) | 2019-03-26 | 2019-03-26 | High-temperature-resistant large-crystal pure molybdenum bearing-sintering hardened large-crystal tool |
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| Publication Number | Publication Date |
|---|---|
| CN209873032U true CN209873032U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920391496.8U Active CN209873032U (en) | 2019-03-26 | 2019-03-26 | High-temperature-resistant large-crystal pure molybdenum bearing-sintering hardened large-crystal tool |
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| CN (1) | CN209873032U (en) |
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- 2019-03-26 CN CN201920391496.8U patent/CN209873032U/en active Active
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Effective date of registration: 20211208 Address after: 301800 Baozhong Road 10, energy conservation and environmental protection industrial zone, Baodi District, Tianjin Patentee after: ATTL ADVANCED MATERIALS Co.,Ltd. Patentee after: Advanced Technology & Materials co., ltd Address before: 301800 Baozhong Road 10, energy conservation and environmental protection industrial zone, Baodi District, Tianjin Patentee before: ATTL (TIANJIN) ADVANCED TECHNOLOGY & MATERIALS Co.,Ltd. Patentee before: ATTL ADVANCED MATERIALS Co.,Ltd. Patentee before: ADVANCED TECHNOLOGY & MATERIALS Co.,Ltd. |
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