CN218893464U - Accurate carbonization device is used in tungsten carbide production - Google Patents
Accurate carbonization device is used in tungsten carbide production Download PDFInfo
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- CN218893464U CN218893464U CN202320190369.8U CN202320190369U CN218893464U CN 218893464 U CN218893464 U CN 218893464U CN 202320190369 U CN202320190369 U CN 202320190369U CN 218893464 U CN218893464 U CN 218893464U
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- tungsten carbide
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- graphite boat
- carbonization device
- carbide production
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Abstract
The utility model discloses a precise carbonization device for tungsten carbide production, which belongs to the technical field of tungsten carbide production devices and aims at solving the problem that demolding is inconvenient easily caused by the fact that a tungsten carbide block vessel is tightly clung to the inner wall of a vessel body when the precise carbonization device is used; the utility model effectively solves the problem that the existing spliced graphite boat is inconvenient to demould, thereby facilitating later grinding work and improving the practicability of the device.
Description
Technical Field
The utility model belongs to the technical field of tungsten carbide production devices, and particularly relates to a precise carbonization device for tungsten carbide production.
Background
The tungsten carbide is a compound composed of tungsten and carbon, has a molecular formula of WC, is a black hexagonal crystal, has metallic luster, has hardness similar to that of diamond, is a good conductor for electricity and heat, is insoluble in water, hydrochloric acid and sulfuric acid, is easily dissolved in mixed acid of nitric acid and hydrofluoric acid, is fragile, can reduce brittleness if a small amount of metals such as titanium, cobalt and the like are doped, is used as tungsten carbide of a steel cutting tool, and is often added with titanium carbide, tantalum carbide or a mixture of the titanium carbide and the tantalum carbide to improve antiknock capability, and a corresponding spliced graphite boat is required to be used in the production and manufacture of the tungsten carbide.
The spliced graphite boat in the prior art is characterized in that the tungsten carbide block is tightly clung to the inner wall of the boat body when in use, so that inconvenient demolding occurs easily, the tungsten carbide block after demolding is relatively large in structure and small in gap, and the tungsten carbide block can be directly crushed by a crusher, so that the crushing difficulty is relatively high, the grinding is inconvenient, and the use is inconvenient.
Therefore, the accurate carbonization device for tungsten carbide production is needed, and the problem that the condition of inconvenient demoulding occurs easily because the tungsten carbide piece dish is tightly clung to the inner wall of the dish body when in use in the prior art is solved.
Disclosure of Invention
The utility model aims to provide a precise carbonization device for tungsten carbide production, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tungsten carbide production is with accurate carbonization device, includes the graphite boat, the both sides of graphite boat bottom surface are fixed with the support frame that is the symmetric distribution, two the intermediate position department of support frame is fixed with the connecting plate, the pole groove has been seted up on the surface at connecting plate top, the intermediate position department of graphite boat inner chamber bottom has inserted the bottom plate, the even a plurality of parting strips that are fixed with in graphite boat inner wall both ends position department, the surface at bottom plate top evenly is fixed with a plurality of fixed strips, the surface of fixed strip both ends surface is inconsistent with the surface of adjacent position parting strip, the inside rotation of pole groove is connected with the threaded rod, the both sides threaded connection of threaded rod outer peripheral surface has the thread bush that is the symmetric distribution, the surface hinge at thread bush top has the bracing piece, the top of bracing piece is connected with the surface hinge at bottom plate bottom, the top of graphite boat is provided with the shrouding.
Further, the surface rotation of connecting plate one end is connected with the dwang, the one end of dwang extends to the inside of pole groove, the fixed cover in outer peripheral face that the dwang extends to the inside part of pole groove is equipped with first conical gear, the fixed cover in intermediate position department of threaded rod outer peripheral face is equipped with the second conical gear, meshing connection between first conical gear and the second conical gear.
Further, the surface fixing of support frame both sides has the mounting panel that is the symmetric distribution, graphite boat top is provided with the shrouding, the surface fixing of shrouding both sides has the fixed block that is the symmetric distribution.
Further, the jacks which are symmetrically distributed are arranged at the two ends of the top surface of the mounting plate, the inserted bars are fixed on the surface of the bottom of the fixing block, and the bottoms of the inserted bars extend to the interiors of the jacks at adjacent positions.
Further, a sleeve plate is fixed at the middle position of the inserted link at two adjacent positions, a threaded column is fixedly penetrated at the middle position of the sleeve plate, the bottom of the threaded column penetrates through the mounting plate at the adjacent positions and extends to the position of the bottom of the mounting plate, a fastening sleeve is connected with the position of the threaded column extending to the bottom of the mounting plate at the adjacent positions in a threaded manner, and the top of the fastening sleeve is in contact with the surface of the mounting plate at the adjacent positions
Further, a clamping groove is formed in the surface of the bottom of the sealing plate, and the inner wall of the clamping groove is abutted to the top surface of the graphite boat.
Compared with the prior art, the precise carbonization device for tungsten carbide production provided by the utility model at least comprises the following beneficial effects:
(1) The mixed powder is placed on the inner wall of the graphite boat in the sintering operation in the tungsten carbide carbonization process, the sealing plate is covered, the cover plate is lifted up after the sintering operation is completed, and the threaded rod is rotated, so that the supporting rod is subjected to angle change, the bottom plate can move upwards in the vertical direction, the bottom plate is driven to move upwards vertically to take out the tungsten carbide block, the problem that the existing spliced graphite boat is inconvenient to demould is solved, the later grinding operation is facilitated, and the practicability of the device is improved.
(2) The inside of inserting the inserted bar into adjacent position jack is inserted through the shrouding to make the screw thread post can extend to the bottom position department of adjacent position mounting panel, be connected with adjacent position screw thread post through the helicitic texture later, and make the fastening cover can be inconsistent with the surface of adjacent position mounting panel, thereby can be with being connected the fastening between shrouding and the graphite boat, thereby be convenient for to the installation work of shrouding, thereby improved the device's use convenience.
Drawings
FIG. 1 is a schematic perspective view of the overall structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a partial structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2 in accordance with the present utility model;
fig. 4 is a schematic cross-sectional view of a front view of a three-dimensional structure according to the present utility model.
In the figure: 1. a graphite boat; 2. a support frame; 3. a mounting plate; 4. a connecting plate; 5. a rod groove; 6. a threaded rod; 7. a thread sleeve; 8. a support rod; 9. a rotating lever; 10. a first bevel gear; 11. a second bevel gear; 12. a sealing plate; 13. a fixed block; 14. a rod; 15. a sleeve plate; 16. a jack; 17. a threaded column; 18. a fastening sleeve; 19. a clamping groove; 20. a separator bar; 21. a bottom plate; 22. and fixing strips.
Detailed Description
Referring to fig. 1-4, the utility model provides a precise carbonization device for tungsten carbide production, which comprises a graphite boat 1, wherein two sides of the bottom surface of the graphite boat 1 are fixedly provided with symmetrically distributed supporting frames 2, the middle positions of the two supporting frames 2 are fixedly provided with connecting plates 4, the top surfaces of the connecting plates 4 are provided with rod grooves 5, the middle positions of the bottoms of the inner cavities of the graphite boat 1 are inserted with bottom plates 21, a plurality of separation strips 20 are uniformly fixed at the two end positions of the inner walls of the graphite boat 1, a plurality of fixing strips 22 are uniformly fixed on the surfaces of the tops of the bottom plates 21, the surfaces of the two ends of the fixing strips 22 are abutted against the surfaces of the separation strips 20 at the adjacent positions, threaded rods 6 are rotatably connected in the inner parts of the rod grooves 5, two sides of the outer peripheral surfaces of the threaded rods 6 are in threaded connection with symmetrically distributed thread sleeves 7, the surfaces of the tops of the threaded sleeves 7 are hinged with supporting rods 8, the tops of the supporting rods 8 are hinged with the surfaces of the bottoms of the bottom plates 21, the tops of the graphite boat 1 are provided with sealing plates 12, mixed powder is placed on the inner walls of the graphite boat 1 in a sintering operation in the tungsten carbide carbonization process, and then the sealing plates 12 are sintered. After sintering is completed, the cover plate is lifted up, and the threaded rod 6 is rotated to enable the supporting rod 8 to change in angle, so that the bottom plate 21 can move in the vertical direction, and then the bottom plate 21 is driven to move vertically upwards to take out the tungsten carbide blocks.
Further as shown in fig. 2 and 3, the surface rotation of one end of the connecting plate 4 is connected with a rotating rod 9, one end of the rotating rod 9 extends to the inside of the rod groove 5, a first conical gear 10 is fixedly sleeved on the outer peripheral surface of the inner part of the rod groove 5, a second conical gear 11 is fixedly sleeved on the middle position of the outer peripheral surface of the threaded rod 6, the first conical gear 10 is in meshed connection with the second conical gear 11, the rotating rod 9 is rotated through the rotating rod 9 to drive the first conical gear 10 to rotate, and accordingly the threaded rod 6 rotates under the meshed action between the first conical gear 10 and the second conical gear 11.
Further, as shown in fig. 1 and 3, the mounting plates 3 which are symmetrically distributed are fixed on the surfaces of two sides of the supporting frame 2, the sealing plates 12 are arranged at the top of the graphite boat 1, the fixing blocks 13 which are symmetrically distributed are fixed on the surfaces of two sides of the sealing plates 12, the jacks 16 which are symmetrically distributed are arranged at two ends of the top surface of the mounting plates 3, the inserting rods 14 are fixed on the surfaces of the bottoms of the fixing blocks 13, the bottoms of the inserting rods 14 extend to the interiors of the jacks 16 at adjacent positions, and the inserting rods 14 extend to the interiors of the jacks 16 at adjacent positions, so that the positions of the sealing plates 12 can be positioned when the sealing plates 12 are covered at the positions of the tops of the graphite boat 1.
Further, as shown in fig. 3, a sleeve plate 15 is fixed at the middle position of the two adjacent positions of the inserting rod 14, a threaded column 17 is fixedly penetrated at the middle position of the sleeve plate 15, the bottom of the threaded column 17 penetrates through the adjacent position mounting plate 3 and extends to the position of the bottom of the mounting plate 3, a fastening sleeve 18 is connected with the position of the threaded column 17 extending to the bottom of the adjacent position mounting plate 3 in a threaded manner, the top of the fastening sleeve 18 is in contact with the surface of the adjacent position mounting plate 3, the fastening sleeve 18 is connected with the threaded column 17 at the adjacent position through a threaded structure, and the fastening sleeve 18 can be in contact with the surface of the adjacent position mounting plate 3, so that the sealing plate 12 and the graphite boat 1 can be connected and fastened.
Further, as shown in fig. 4, a clamping groove 19 is formed in the surface of the bottom of the sealing plate 12, and the inner wall of the clamping groove 19 is abutted against the top surface of the graphite boat 1, so that the sealing plate 12 can be clamped and held at the top position of the graphite boat 1 by the clamping groove 19, and the stability of the sealing plate 12 after being mounted can be reinforced.
The working process can be as follows: after the sintering operation in the tungsten carbide carbonization process is completed, the sealing plate 12 is covered, the cover plate is lifted, the threaded rod 6 is rotated, so that the supporting rod 8 is subjected to angle change, the bottom plate 21 can move in the vertical direction, the bottom plate 21 is driven to move vertically upwards to take out the tungsten carbide block, the inconvenient situation of demolding of the existing spliced graphite boat is effectively solved, the later grinding operation is facilitated, the practicability of the device is improved, the inserting rod 14 is inserted into the jack 16 at the adjacent position through the sealing plate 12, the threaded column 17 can extend to the bottom position of the mounting plate 3 at the adjacent position, the fastening sleeve 18 is connected with the threaded column 17 at the adjacent position through the threaded structure, the fastening sleeve 18 can abut against the surface of the mounting plate 3 at the adjacent position, the sealing plate 12 and the graphite boat 1 are connected and fastened, and the mounting operation of the sealing plate 12 is facilitated, and the use convenience of the device is improved.
The scheme comprises the following working processes: in the in-process of in-service use, when needing to take out the tungsten carbide piece after the sintering work is accomplished, at first break away from two adapter sleeve 18 of fixed shrouding 12 from adjacent position screw thread post 17's outer peripheral face position, thereby make shrouding 12 can break away from graphite boat 1's top, through rotating threaded rod 6, because the both sides of threaded rod 6 outer peripheral face are provided with opposite direction's external screw thread structure, and the inner wall of rod groove 5 can play the effect of contradicting spacing to adjacent position screw thread cover 7, thereby make screw thread cover 7 only can follow the horizontal direction motion, thereby make bracing piece 8 take place the angle change and make bracing piece 8 change along the height of vertical direction, thereby make bottom plate 21 can follow vertical direction motion, and in the sintering process because the partition effect of dividing strip 20 makes the tungsten carbide piece be in graphite boat 1 inside and separates wholly under, thereby after bottom plate 21 lifts up, make the tungsten carbide piece can follow vertical direction motion break away from graphite boat 1's inside, thereby the user carries out work to the tungsten carbide piece drawing of patterns, the effect change along the vertical direction, the change along the height of vertical direction, thereby the current circumstances of the convenience of the circumstances of the work that has been solved in the current split joint of tungsten, thereby the grinding boat is convenient.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present utility model still fall within the scope of the present utility model.
Claims (6)
1. The utility model provides a tungsten carbide production is with accurate carbonization device, includes graphite boat (1), its characterized in that, the both sides of graphite boat (1) bottom surface are fixed with support frame (2) that are symmetrical distribution, two the intermediate position department of support frame (2) is fixed with connecting plate (4), pole groove (5) have been seted up on the surface at connecting plate (4) top, the intermediate position department of graphite boat (1) inner chamber bottom has inserted bottom plate (21), evenly be fixed with a plurality of parting strips (20) in graphite boat (1) inner wall both ends position department, the surface at bottom plate (21) top evenly is fixed with a plurality of parting strips (22), the surface of parting strip (22) both ends surface is inconsistent with the surface of adjacent position parting strip (20), the inside rotation of pole groove (5) is connected with threaded rod (6), the both sides threaded connection of threaded sleeve (6) outer peripheral face has threaded sleeve (7) that are symmetrical distribution, the surface hinge at threaded sleeve (7) top has bracing piece (8), the top of bracing piece (8) is connected with the surface of bottom plate (21) bottom, the surface of articulated boat (1) top (12).
2. The precise carbonization device for tungsten carbide production according to claim 1, wherein: the surface rotation of connecting plate (4) one end is connected with dwang (9), the inside of extension to pole groove (5) of one end of dwang (9), the fixed cover in outer peripheral face of extension to pole groove (5) inside portion of dwang (9) is equipped with first conical gear (10), the fixed cover in intermediate position department of threaded rod (6) outer peripheral face is equipped with second conical gear (11), meshing connection between first conical gear (10) and second conical gear (11).
3. The precise carbonization device for tungsten carbide production according to claim 1, wherein: the graphite boat comprises a support frame (2), wherein mounting plates (3) which are symmetrically distributed are fixed on the surfaces of the two sides of the support frame (2), a sealing plate (12) is arranged at the top of the graphite boat (1), and fixing blocks (13) which are symmetrically distributed are fixed on the surfaces of the two sides of the sealing plate (12).
4. The precise carbonization device for tungsten carbide production according to claim 3, wherein: the two ends of the top surface of the mounting plate (3) are provided with symmetrically distributed jacks (16), the surface of the bottom of the fixed block (13) is fixedly provided with a plug rod (14), and the bottom of the plug rod (14) extends to the inside of the jacks (16) at the adjacent positions.
5. The precise carbonization device for tungsten carbide production according to claim 4, wherein: the middle position department of two adjacent positions inserted bar (14) is fixed with bushing (15), the intermediate position department of bushing (15) runs through and is fixed with screw thread post (17), the bottom of screw thread post (17) passes adjacent position mounting panel (3) and extends to the position department of mounting panel (3) bottom, screw thread post (17) extend to the position department threaded connection of adjacent position mounting panel (3) bottom have fastening cover (18), the top of fastening cover (18) is inconsistent with the surface of adjacent position mounting panel (3).
6. The precise carbonization device for tungsten carbide production according to claim 1, wherein: the surface of shrouding (12) bottom has seted up draw-in groove (19), the inner wall of draw-in groove (19) is inconsistent with graphite boat (1) top surface.
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CN202320190369.8U CN218893464U (en) | 2023-02-13 | 2023-02-13 | Accurate carbonization device is used in tungsten carbide production |
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CN202320190369.8U CN218893464U (en) | 2023-02-13 | 2023-02-13 | Accurate carbonization device is used in tungsten carbide production |
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CN218893464U true CN218893464U (en) | 2023-04-21 |
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CN202320190369.8U Active CN218893464U (en) | 2023-02-13 | 2023-02-13 | Accurate carbonization device is used in tungsten carbide production |
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2023
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