CN219624451U - Pressureless sintering device for boron carbide composite material - Google Patents
Pressureless sintering device for boron carbide composite material Download PDFInfo
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- CN219624451U CN219624451U CN202320899577.5U CN202320899577U CN219624451U CN 219624451 U CN219624451 U CN 219624451U CN 202320899577 U CN202320899577 U CN 202320899577U CN 219624451 U CN219624451 U CN 219624451U
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- boron carbide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to the technical field of boron carbide processing, in particular to a pressureless sintering device of a boron carbide composite material, which comprises a shell component and a mounting plate, wherein one side of the interior of the shell component is connected with one end of a roller shaft through a bearing, the other end of the roller shaft is provided with a sintering box, and the improved pressureless sintering device enables the boron carbide composite material to rotate a heating plate during pressureless sintering through the cooperation of a motor, the roller shaft and the sintering box, so that the heating plate can comprehensively sinter the boron carbide composite material, the boron carbide composite material is heated more uniformly, the pressureless sintering device is enabled to fix the boron carbide composite material during the use period through the cooperation of a control rod, a bidirectional threaded rod and a threaded block, the stability of the boron carbide material during the sintering process is greatly improved, and the situation that the boron carbide material moves during the sintering period due to vibration of the pressureless sintering device is avoided, so that the pressureless sintering requirement of the boron carbide material is compounded.
Description
Technical Field
The utility model relates to the technical field of boron carbide processing, in particular to a pressureless sintering device of a boron carbide composite material.
Background
Boron carbide, aliased black diamond, has the characteristics of low density, high strength, high temperature stability and good chemical stability, is used in wear-resistant materials and ceramic reinforcing phases, particularly in light armor, reactor neutron absorbers and the like, and is easy to manufacture and low in cost compared with diamond and cubic boron nitride, so that the boron carbide is more widely used, and can replace expensive diamond in certain places and is commonly applied to grinding, drilling and the like.
The pressureless sintering process of boron carbide is to make boron carbide powder into slurry, spray dry and granulate, press the slurry into blank with steel mould, then put it into furnace, sinter to 2200 deg.C in vacuum, process the blank in vacuum, the pressureless sintering process is that boron carbide reaches the compact requirement through the omnibearing shrinkage of the blank at high temperature.
The prior patent (publication number: CN 211782682U) discloses a boron carbide ceramic pressureless sintering device, which comprises a furnace body, thermocouples with two numbers are fixedly installed at the top and the bottom of the inner wall of the furnace body, a sintering box is fixedly installed in the furnace body, an inner box is movably installed in the sintering box, sliding grooves are formed in the left side and the right side of the inner wall of the sintering box, fixed blocks are fixedly installed on the left side and the right side of the bottom of the inner box, and pulleys are movably installed at the bottoms of the two fixed blocks. This pressureless sintering device of boron carbide pottery has realized the stability of high temperature sintering process temperature and controllable through setting up the sintering box, controls and detects the inside temperature of fritting furnace, the effectual sintering quality who improves the fritting furnace for the feeding ejection of compact is more convenient when sintering boron carbide pottery, has avoided the fritting furnace to appear burn staff's condition in the feeding ejection of compact, has improved the security of fritting furnace. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: 1. in the traditional pressureless sintering device, most of the positions of the boron carbide are in a fixed structure in the sintering process of the boron carbide, so that the boron carbide is heated unevenly in the sintering process, the quality of the boron carbide is reduced, and the practicability of equipment is further reduced; 2. the partial pressureless sintering device can not effectively fix the boron carbide in the sintering process, so that the boron carbide material is shifted due to vibration generated by the sintering device in use, and the sintering effect of the boron carbide material is affected.
Disclosure of Invention
The utility model aims to provide a pressureless sintering device for boron carbide composite materials, which aims to solve the problems that in the prior art, the position of boron carbide is mostly a fixed structure in the sintering process of boron carbide by the traditional pressureless sintering device, so that the boron carbide is heated unevenly in the sintering process, the quality of the boron carbide is reduced, and part of pressureless sintering devices cannot effectively fix the boron carbide in the sintering process, so that the boron carbide materials are displaced due to vibration generated in the sintering device in use. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a boron carbide combined material's pressureless sintering device, includes shell subassembly and mounting panel, the inside one side of shell subassembly is connected with the one end of roller through the bearing, the other end of roller is provided with the sintering case, the inner wall of sintering case is provided with the hot plate, the outside of sintering case is provided with the stopper, one side four corners of mounting panel all is provided with the guide bar, one side middle part of mounting panel is provided with the fixing base, one side that the fixing base was kept away from to the mounting panel is provided with the control lever, one side middle part of fixing base is provided with the mount pad, the inside both walls of mount pad are provided with two-way threaded rod through the bearing, two-way threaded rod's outside is provided with two screw thread pieces, two the top of screw thread piece is provided with splint, one side outside of fixing base is seted up flutedly, four the one end that the mounting panel was kept away from to the guide bar all is provided with the slider.
Preferably, the shell assembly comprises a sintering furnace, a support plate is arranged on one side of the sintering furnace, a motor is arranged on the top end of the support plate, guide grooves are formed in four corners of one side, far away from the motor, of the sintering furnace, limiting grooves are formed in the inner wall of the sintering furnace, and sliding grooves are formed in two inner walls of the four guide grooves.
Preferably, the central axis of the motor is consistent with the central axis of the roll shaft.
Preferably, the limiting groove is in sliding connection with the limiting block.
Preferably, a rectangular long strip through groove is formed in the middle of the top end of the mounting seat.
Preferably, the guide rod and the guide groove are in sliding connection.
Preferably, the central axis of the control rod is consistent with the central axis of the bidirectional threaded rod.
Compared with the prior art, the utility model has the beneficial effects that:
through the cooperation of the motor, the roll shaft and the sintering box, the boron carbide composite material can rotate the heating plate during pressureless sintering, so that the heating plate can comprehensively sinter the boron carbide composite material, the boron carbide composite material is heated more uniformly, the problem of product quality caused by nonuniform heating of the boron carbide composite material is solved, and the pressureless sintering requirement of the composite boron carbide material is met;
through the cooperation of control rod, two-way threaded rod and screw thread piece, make pressureless sintering device realize the fixed to boron carbide combined material during the use, promote the stability of boron carbide material in the sintering process greatly, avoid appearing moving the condition in the sintering period because of pressureless sintering device vibrations and lead to the boron carbide material to increase pressureless sintering device's practicality by a wide margin.
Drawings
FIG. 1 is a schematic side view of the internal structure of the present utility model;
FIG. 2 is an enlarged schematic top view of the mounting base of the present utility model;
FIG. 3 is a schematic view of the open structure of the sintering furnace according to the present utility model;
FIG. 4 is a schematic diagram showing the cross-sectional structure of a sintering furnace according to the present utility model
FIG. 5 is a schematic diagram showing the front view of the sintering furnace according to the present utility model.
In the figure: 1. a housing assembly; 101. a sintering furnace; 102. a support plate; 103. a motor; 104. a guide groove; 105. a limit groove; 106. a chute; 2. a mounting plate; 3. a roll shaft; 4. a sintering box; 5. a heating plate; 6. a limiting block; 7. a guide rod; 8. a fixing seat; 9. a control lever; 10. a mounting base; 11. a two-way threaded rod; 12. a screw block; 13. a clamping plate; 14. a groove; 15. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.
Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a boron carbide combined material's pressureless sintering device, including housing assembly 1 and mounting panel 2, housing assembly 1's inside one side is connected with the one end of roller 3 through the bearing, roller 3's the other end is provided with sintering case 4, sintering case 4's inner wall is provided with hot plate 5, sintering case 4's outside is provided with stopper 6, one side four corners of mounting panel 2 all is provided with guide bar 7, mounting panel 2's one side middle part is provided with fixing base 8, mounting panel 2 is kept away from one side of fixing base 8 and is provided with control rod 9, fixing base 8's one side middle part is provided with mount pad 10, mount pad 10's inside both walls are provided with bi-directional threaded rod 11 through the bearing, bi-directional threaded rod 11's outside is provided with two screw thread pieces 12, two screw thread piece 12's top is provided with splint 13, recess 14 has been seted up to fixing base 8's one side outside, four guide bars 7 are kept away from mounting panel 2's one end all is provided with slider 15.
In this embodiment, as shown in fig. 1, the housing assembly 1 includes a sintering furnace 101, a support plate 102 is disposed on one side of the sintering furnace 101, a motor 103 is disposed on the top end of the support plate 102, guide grooves 104 are all formed in four corners of one side, far away from the motor 103, of the sintering furnace 101, limit grooves 105 are formed in the inner wall of the sintering furnace 101, and sliding grooves 106 are all formed in two inner walls of the four guide grooves 104.
In this embodiment, as shown in fig. 1 and 4, the central axis of the motor 103 is identical to the central axis of the roller shaft 3; the boron carbide composite material realizes the rotation of the heating plate 5 during pressureless sintering, so that the heating plate 5 can perform omnibearing sintering on the boron carbide composite material, and the boron carbide composite material is heated more uniformly.
In this embodiment, as shown in fig. 4, the limiting groove 105 and the limiting block 6 are slidably connected, so as to increase stability of the sintering box 4 in the rotation process, thereby avoiding the problem of jamming or deviation of the sintering box 4 in the rotation process.
In this embodiment, as shown in fig. 2, a rectangular long through slot is formed in the middle of the top end of the mounting seat 10, so as to increase the stability of the clamping plate 13 during moving, and further, the clamping plate 13 has an effective fixing effect on the clamping of the boron carbide composite material, so that the situation that the boron carbide material moves during sintering due to vibration of the pressureless sintering device is avoided.
In this embodiment, as shown in fig. 3, the guide rod 7 and the guide groove 104 are slidably connected, so that the mounting plate 2 and the mounting seat 10 are stable in the moving process, and thus the situation that boron carbide falls off obliquely in the fixing process is avoided.
In this embodiment, as shown in fig. 3, the central axis of the control rod 9 is consistent with the central axis of the bidirectional threaded rod 11, so that the distance between the two clamping plates 13 is adjusted according to the boron carbide materials with different sizes, and the practicability of the device is greatly improved.
The application method and the advantages of the utility model are as follows: when the pressureless sintering device of the boron carbide composite material is wound, the working process is as follows:
as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, firstly, the boron carbide composite material to be sintered is placed in the middle of the top end of the mounting seat 10, then the control rod 9 is rotated to drive the bidirectional threaded rod 11 to rotate, the bidirectional threaded rod 11 drives the two threaded blocks 12 to move oppositely, and further the two threaded blocks 12 drive the clamping plates 13 to move synchronously, so that the inner edges of the two clamping plates 13 are attached to the edges of the boron carbide composite material, and the fixation of the boron carbide rigid and the material is realized, the pressureless sintering device realizes the fixation of the boron carbide composite material during the use, the stability of the boron carbide material during the sintering process is greatly improved, the situation that the boron carbide material moves during the sintering process due to vibration of the pressureless sintering device is avoided, then the handle on one side of the mounting plate 2 pushes the mounting plate 2 to drive the mounting seat 10 to move into the inside of the sintering box 4 under the limit of the guide rod 7 and the guide groove 104, one side of the sintering box 4 is embedded in the groove 14, the sealing effect of the guide rod 7 and the guide groove 104 is increased, the matching of the guide rod 7 and the guide groove 104 is utilized, the mounting plate 2 and the installation plate 10 are greatly lifted, then the roller shaft 2 and the heater roller shaft 103 is moved in the moving position of the mounting plate 10, the heating plate 5 is driven to rotate uniformly, the two sides of the heating plate 5 is driven by the heater roller shaft 101, the boron carbide material is driven to rotate uniformly, the boron carbide material is heated, the product is heated, the quality is further evenly is heated, and the product is heated, and the quality is heated and the product is heated uniformly is heated and heated by the heating roller 5, and the heating plate is simultaneously is heated and uniformly and the heating roller 5 is heated by the heating roller and is simultaneously is heated, thus the pressureless sintering of the composite boron carbide material is required.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The pressureless sintering device for the boron carbide composite material comprises a shell component (1) and a mounting plate (2), and is characterized in that: the inside one side of shell subassembly (1) is connected with the one end of roller (3) through the bearing, the other end of roller (3) is provided with sintering case (4), the inner wall of sintering case (4) is provided with hot plate (5), the outside of sintering case (4) is provided with stopper (6), one side four corners of mounting panel (2) all is provided with guide bar (7), one side middle part of mounting panel (2) is provided with fixing base (8), one side that fixing base (8) was kept away from to mounting panel (2) is provided with control rod (9), one side middle part of fixing base (8) is provided with mount pad (10), the inside both walls of mount pad (10) are provided with two threaded bars (11) through the bearing, the outside of two threaded bars (11) is provided with two threaded blocks (12), two the top of threaded blocks (12) is provided with splint (13), one side outside of fixing base (8) is offered flutedly (14), four guide bar (7) keep away from one end of mounting panel (2) all is provided with slider (15).
2. The pressureless sintering apparatus for boron carbide composite material according to claim 1, wherein: the shell assembly (1) comprises a sintering furnace (101), one side of the sintering furnace (101) is provided with a support plate (102), the top end of the support plate (102) is provided with a motor (103), one side four corners of the sintering furnace (101), which are far away from the motor (103), are provided with guide grooves (104), the inner wall of the sintering furnace (101) is provided with limit grooves (105), and the inner two walls of the guide grooves (104) are provided with sliding grooves (106).
3. The pressureless sintering apparatus for boron carbide composite material according to claim 2, wherein: the central axis of the motor (103) is consistent with the central axis of the roll shaft (3).
4. The pressureless sintering apparatus for boron carbide composite material according to claim 2, wherein: the limiting groove (105) is connected with the limiting block (6) in a sliding mode.
5. The pressureless sintering apparatus for boron carbide composite material according to claim 1, wherein: rectangular long strip through grooves are formed in the middle of the top end of the mounting seat (10).
6. The pressureless sintering apparatus for boron carbide composite material according to claim 1, wherein: the guide rod (7) and the guide groove (104) are connected in a sliding way.
7. The pressureless sintering apparatus for boron carbide composite material according to claim 1, wherein: the central axis of the control rod (9) is consistent with the central axis of the bidirectional threaded rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320899577.5U CN219624451U (en) | 2023-04-20 | 2023-04-20 | Pressureless sintering device for boron carbide composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320899577.5U CN219624451U (en) | 2023-04-20 | 2023-04-20 | Pressureless sintering device for boron carbide composite material |
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| Publication Number | Publication Date |
|---|---|
| CN219624451U true CN219624451U (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320899577.5U Active CN219624451U (en) | 2023-04-20 | 2023-04-20 | Pressureless sintering device for boron carbide composite material |
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| CN (1) | CN219624451U (en) |
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- 2023-04-20 CN CN202320899577.5U patent/CN219624451U/en active Active
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