CN115673324A - Diamond segments powder metallurgy sintering equipment - Google Patents

Diamond segments powder metallurgy sintering equipment Download PDF

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Publication number
CN115673324A
CN115673324A CN202211428976.XA CN202211428976A CN115673324A CN 115673324 A CN115673324 A CN 115673324A CN 202211428976 A CN202211428976 A CN 202211428976A CN 115673324 A CN115673324 A CN 115673324A
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CN
China
Prior art keywords
piston
frame
furnace main
plate
sintering furnace
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CN202211428976.XA
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Chinese (zh)
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周刚
何南兵
张新民
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Believe Diamond New Material In Hubei Province LLC
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Believe Diamond New Material In Hubei Province LLC
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Priority to CN202211428976.XA priority Critical patent/CN115673324A/en
Publication of CN115673324A publication Critical patent/CN115673324A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Powder Metallurgy (AREA)

Abstract

The invention discloses a diamond tool bit powder metallurgy sintering device, and particularly relates to the technical field of diamond tool bit processing.

Description

Diamond segments powder metallurgy sintering equipment
Technical Field
The invention relates to the technical field of diamond tool bit processing, in particular to a diamond tool bit powder metallurgy sintering device.
Background
Powder metallurgy is a process technology for manufacturing metal materials, composite materials and various products by preparing metal powder or using the metal powder as a raw material and forming and sintering the metal powder. Diamond segments adopts powder metallurgy technology to make usually and forms, traditional sintering process adopts simple hot pressing sintering mode, the hot pressing in-process suppression step, the collision appears between pressing part and the matrix powder, it splashes or the skew to lead to arranging of powder self, the quality that leads to diamond segments after the final shaping receives the influence, and diamond segments sintering process's heating is mostly fixed position and gives off the heat, lead to the not enough even synchronization of heating to the different positions of diamond mould, the sintering progress that leads to the matrix powder of different positions is different, consequently, need a diamond segments powder metallurgy sintering equipment to solve above-mentioned problem.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a diamond tool bit powder metallurgy sintering device, and the technical problems to be solved by the invention are as follows: traditional sintering process adopts simple hot pressing sintering mode, the pressing step in the hot pressing process, the collision between pressing part and the matrix powder appears, it splashes or squints to lead to arranging of powder self, the quality that leads to the diamond segments after final shaping receives the influence, and the heating of diamond segments sintering process is mostly fixed position and gives off the heat, lead to the heating of the different positions of diamond mould evenly in step inadequately, lead to the problem that the sintering progress of the matrix powder of different positions is different.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a diamond segments powder metallurgy sintering equipment, includes the bottom sprag frame, be connected with the fritting furnace main part on the bottom sprag frame, be equipped with induction heating subassembly in the fritting furnace main part, the internal fixed drive assembly that is equipped with of fritting furnace main part, drive assembly's output shaft has the swivel mount, two guide ways have been seted up in the swivel mount, it is equipped with the guide block, two to slide in the guide way be connected with same removal frame on the guide block.
The moving frame is connected with the same die sleeve through four buffer devices, a die is arranged in the die sleeve corresponding to the output shaft of the driving assembly, a pressing die is arranged in the die, a moving device is arranged on the pressing die, two moving support wheels are connected on the moving device, the movable support wheel is connected with the die, the output shaft of the driving assembly is provided with four extension rods in equal intervals, the four extension rods are connected with the same rotating ring, and the lower portion of the rotating ring is connected with the extension plate.
The improved sintering furnace is characterized in that a stirring plate is arranged on one side, close to the moving frame, of the extending plate, a control door is hinged to the front face of the sintering furnace main body, a piston control device connected into the sintering furnace main body is lapped on the back face of the control door, the piston control device is connected with a sealing air bag, the sealing air bag is arranged between the sintering furnace main body and the control door, a bearing plate is arranged in the piston control device, a press switch is arranged on the side face of the bearing plate, and the press switch is lapped with the piston control device.
As a further scheme of the invention: the sintering furnace comprises a sintering furnace body, and is characterized in that a controller is arranged on one side of the sintering furnace body, a vacuum pump assembly is arranged on the other side of the sintering furnace body, the vacuum pump assembly is communicated with the sintering furnace body, a second bearing is sleeved outside the rotating ring and connected to the position, corresponding to the rotating ring, in the sintering furnace body, four positioning grooves are formed in the die sleeve, and protrusions below the pressing die are located in the positioning grooves.
As a further scheme of the invention: the position that corresponds the drive assembly output shaft under the swivel mount is connected with the pivot, the pivot overcoat is equipped with first bearing, first bearing runs through the joint on the mount, the mount is connected in the sintering furnace main part, the bottom of pivot is equipped with the electricity slip ring subassembly, the side of removal frame is equipped with electronic hydraulic stem, the other end of electronic hydraulic stem is connected with the connecting plate, the connecting plate is established on the swivel mount.
As a further scheme of the invention: the buffer device comprises a telescopic rod, one end of the telescopic rod is connected with the moving frame, the other end of the telescopic rod is connected with the die sleeve, a first elastic assembly is sleeved outside the telescopic rod, one end of the first elastic assembly is connected with the die sleeve, the other end of the first elastic assembly is connected with the moving frame, a supporting cushion block is lapped below the die sleeve, and the supporting cushion block is fixedly arranged in the moving frame.
As a further scheme of the invention: the moving device comprises two sliding rods, the bottom ends of the sliding rods are connected with the pressing die, the top ends of the two sliding rods are connected with the same contact plate, an intermediate plate is clamped outside the sliding rods, sliding sleeves are arranged outside the sliding rods in a sliding mode, a second elastic assembly is sleeved outside the sliding rods, one end of the second elastic assembly is connected with the intermediate plate, and the other end of the second elastic assembly is connected with the sliding sleeves.
As a further scheme of the invention: the piston control device comprises two piston frames, the piston frames are fixedly arranged in the sintering furnace main body, a piston plate is arranged in the piston frames in a sliding mode, a piston rod is fixedly arranged on one side of the piston plate, the piston rod penetrates through and is arranged on one side of the piston frames in a sliding mode, the other end of the piston rod is connected with an extrusion plate, and one side, far away from the piston frames, of the extrusion plate is in lap joint with the control door.
As a further scheme of the invention: the piston rod overcoat is equipped with third elastic component, the one end and the third piston frame of third elastic component are connected, the other end and the piston plate of third elastic component are connected, the piston plate is established to the rectangle, the piston frame is kept away from the gas storage chamber and is connected the trachea intercommunication of stripper plate one side, it establishes in the sintering furnace main part to connect the trachea card, it is connected with sealed gasbag to connect the trachea, two the opposite face and the same extrusion round bar of stripper plate are connected, extrusion round bar and press the switch overlap joint.
As a further scheme of the invention: the shape of the sealing air bag is the same as that of the control door, and the guide groove is T-shaped.
The invention has the beneficial effects that:
1. the electric hydraulic rod drives the moving frame to move backwards, the moving support wheel is contacted with the inclined plane of the guide inclined block, the guide inclined block extrudes the moving support wheel to move downwards, the moving support wheel is controlled to move downwards through the slide rod to be contacted with the mold, the pressing mold performs cold pressing on powder in the mold at the moment, the first elastic component is extruded to shrink while the pressing mold extrudes the mold, meanwhile, the first elastic component buffers and decelerates the downward movement of the mold, the condition that the mold and the pressing mold collide quickly is avoided, finally, when the mold sleeve is contacted with the support cushion block, the moving speed of the mold is extremely low, the cold pressing operation process is carried out, splashing or movement of matrix powder of the diamond tool bit due to collision is avoided, the vacuum pump component sucks air in a sintering furnace body, sintering operation is carried out under the vacuum atmosphere, the diamond tool bit performing sintering after cold pressing and sawing shows extremely sharp in the process, the production efficiency is improved, the oxidation atmosphere is protected, the oxidation protection of the powder is achieved, the sintering performance is improved, the graphite activation sintering cost is prolonged, and the production cost is also reduced;
2. according to the invention, by arranging the driving assembly, the rotating frame, the rotating shaft, the first bearing, the second bearing, the extension plate and the stirring plate, the rotating frame and the mold can be controlled to rotate while the driving assembly works, the extension plate and the stirring plate are controlled to rotate through the extension rod, the stirring plate which can rotate can be stirred and rotated by heat generated by the work of the induction heating assembly, the rotating mold is heated in a balanced manner, the sintering degree of matrix powder in the mold is ensured to be balanced, and the integral sintering effect and efficiency are obviously improved;
3. according to the invention, the extrusion plate, the piston frame, the connecting air pipe, the sealing air bag and the control door are arranged, the extrusion plate is pushed to move in the closing process of the control door, the extrusion plate drives the piston plate to move, the piston plate extrudes and transfers the gas in the piston frame into the sealing air bag, the sealing air bag expands to seal a gap between the control door and the sintering furnace main body, the third elastic component plays a buffering role in the closing process of the control door, the control door is prevented from being collided rapidly, the buffering effect is achieved while the sealing effect is increased, the on-off operation of the press switch can be automatically controlled by using the switch of the control door, and the start-stop control of the driving component is automatically realized.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic bottom perspective view of the drive assembly of the present invention;
FIG. 4 is a schematic three-dimensional structure of the mobile frame according to the present invention;
FIG. 5 is a schematic bottom perspective view of the movable frame of the present invention;
FIG. 6 is a perspective view of the rotating ring of the present invention;
FIG. 7 is a schematic bottom perspective view of the stamper of the present invention;
FIG. 8 is a schematic structural view of a stamper according to the present invention;
FIG. 9 is a schematic perspective view of a piston control device according to the present invention;
FIG. 10 is a schematic perspective sectional view of a piston control device according to the present invention;
in the figure: 1. a bottom support frame; 2. a sintering furnace main body; 3. a control gate; 4. a controller; 5. a vacuum pump assembly; 6. an induction heating assembly; 7. a drive assembly; 8. a rotating frame; 9. a guide groove; 10. a guide block; 11. a movable frame; 12. a buffer device; 121. a telescopic rod; 122. a first elastic member; 13. supporting the cushion block; 14. die sleeve; 15. a mold; 16. positioning a groove; 17. an electro-hydraulic lever; 18. a connecting plate; 19. pressing the die; 20. a mobile device; 201. a slide bar; 202. a middle plate; 203. a contact plate; 204. a sliding sleeve; 205. a second elastic member; 21. moving the support wheel; 22. a guide oblique block; 23. a fixed mount; 24. an electrical slip ring assembly; 25. an extension rod; 26. a rotating ring; 27. an extension plate; 28. stirring the plate; 29. a second bearing; 30. a piston control device; 301. a piston frame; 302. a piston plate; 303. a piston rod; 304. a third elastic component; 305. a pressing plate; 306. connecting an air pipe; 307. extruding the round rod; 31. sealing the air bag; 32. carrying a plate; 33. a push switch; 34. a rotating shaft; 35. a first bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-10, the invention provides a diamond tool bit powder metallurgy sintering device, which comprises a bottom support frame 1, wherein a sintering furnace main body 2 is connected to the bottom support frame 1, an induction heating assembly 6 is arranged in the sintering furnace main body 2, a driving assembly 7 is fixedly arranged in the sintering furnace main body 2, an output shaft of the driving assembly 7 is connected with a rotating frame 8, two guide grooves 9 are formed in the rotating frame 8, guide blocks 10 are arranged in the guide grooves 9 in a sliding manner, the two guide blocks 10 are connected with the same moving frame 11, through the arrangement of the guide blocks 10 and the guide grooves 9, the guide blocks 10 and the guide grooves 9 play a role in guiding and limiting on the moving process of the moving frame 11, the moving process of the moving frame 11 is ensured to be smooth and stable, the whole using and operating process is more stable, the driving assembly 7 is arranged and used for controlling the rotating support operation of the rotating frame 8, the induction heating assembly 6 can generate heat to be fully and uniformly contacted with the rotating frame 8, and through the arrangement of the induction heating assembly 6, the induction heating assembly 6 can generate heat, and the subsequent sintering operation can be realized.
The movable frame 11 is connected with the same die sleeve 14 through four buffering devices 12, a rotating shaft 34 is connected to the position, corresponding to an output shaft of the driving assembly 7, below the rotating frame 8, a first bearing 35 is sleeved outside the rotating shaft 34, the first bearing 35 penetrates through and is clamped on the fixed frame 23, the fixed frame 23 is connected into the sintering furnace main body 2, an electric slip ring assembly 24 is arranged at the bottom end of the rotating shaft 34, an electric hydraulic rod 17 is arranged on the side surface of the movable frame 11, a connecting plate 18 is connected to the other end of the electric hydraulic rod 17, the connecting plate 18 is arranged on the rotating frame 8, and through the arrangement of the rotating shaft 34 and the first bearing 35, the first bearing 35 plays a limiting and supporting role on the rotating shaft 34 to ensure the smooth and stable rotation of the rotating shaft 34 and the rotating frame 8, through the arrangement of the electric slip ring assembly 24, the electric slip ring assembly 24 realizes the electric connection between the electric hydraulic rod 17 and the outside, and the electric hydraulic rod 17 can still keep being connected with the outside while rotating;
the buffer device 12 comprises an expansion link 121, one end of the expansion link 121 is connected with the moving frame 11, the other end of the expansion link 121 is connected with the die sleeve 14, a first elastic component 122 is sleeved outside the expansion link 121, one end of the first elastic component 122 is connected with the die sleeve 14, the other end of the first elastic component 122 is connected with the moving frame 11, a supporting cushion block 13 is lapped below the die sleeve 14, the supporting cushion block 13 is fixedly arranged in the moving frame 11, the expansion link 121 is arranged to support and limit the die sleeve 14, so that the die sleeve 14 can smoothly and stably move away from or close to the rotating frame 8, the first elastic component 122 is arranged, when the pressing die 19 is in contact with the die 15, the pressing die 19 extrudes the die 15 to move downwards, the die 15 is pushed by the first elastic component 122 at the moment, the first elastic component 122 is compressed, the speed of the die 15 in the extrusion process is low, the situation of rapid collision between the die 15 and the pressing die 19 cannot occur, and the situation of matrix powder in the die 15 is prevented from splashing or from being displaced due to collision;
a die 15 is arranged in the die sleeve 14 corresponding to the position of the output shaft of the driving assembly 7, a die 19 is arranged in the die 15, a moving device 20 is arranged on the die 19, two moving support wheels 21 are connected to the moving device 20, guide oblique blocks 22 are lapped on the moving support wheels 21, the moving device 20 comprises two sliding rods 201, the bottom ends of the sliding rods 201 are connected with the die 19, the top ends of the two sliding rods 201 are connected with a same contact plate 203, an intermediate plate 202 is clamped outside the sliding rods 201, sliding sleeves 204 are arranged outside the sliding rods 201 in a sliding manner, second elastic assemblies 205 are sleeved outside the sliding rods 201, one ends of the second elastic assemblies 205 are connected with the intermediate plate 202, the other ends of the second elastic assemblies 205 are connected with the sliding sleeves 204, when the moving support wheels 21 are extruded by the guide oblique blocks 22, the moving support wheels 21 control the die 19 to move through the sliding rods 201, the sliding sleeves 204 guide and limit the random movement of the sliding rods 201, so as to ensure the smooth and stable movement of the sliding rods 201, when the moving support wheels 21 move away from the rotating frame 8, the moving support wheels 201 and the sliding rods 21 do not contact with the guide oblique blocks 22, the guide oblique blocks 205, the second elastic assemblies 205 do not shake;
the connection of direction sloping block 22 corresponds the position of mould 15 on moving frame 11, the output shaft of drive assembly 7 is the circumference equidistance outward and is equipped with four extension rods 25, four extension rods 25 are connected with same rotatory ring 26, rotatory ring 26 is down connected with extension plate 27, through setting up die sleeve 14, die sleeve 14 realizes the support and the location to mould 15, through setting up mould 15 and moulding-die 19, mould 15 is used for placing of diamond segments matrix powder, moulding-die 19 can realize the process of colding pressing with the cooperation of mould 15, to the preliminary shaping of suppression of diamond segments matrix powder, through setting up extension rods 25 and rotatory ring 26, extension rods 25 are used for transmitting the rotatory power of drive assembly 7 to rotatory ring 26 and extension plate 27 department, conveniently realize the rotation process of control extension plate 27, through setting up removal supporting wheel 21 and direction sloping block 22, when direction sloping block 22 inclined plane position extrudees removal supporting wheel 21, steerable removal supporting wheel 21 downwardly moving, realize the operation of pushing down to mould 15, realize the control process of colding pressing down with the removal process of moving frame 11 and go on in step.
The side of the extension plate 27 close to the moving frame 11 is provided with a stirring plate 28, the front of the sintering furnace main body 2 is hinged with a control door 3, the back of the control door 3 is lapped with a piston control device 30 connected in the sintering furnace main body 2, the piston control device 30 is connected with a sealing air bag 31, the sealing air bag 31 is arranged between the sintering furnace main body 2 and the control door 3, the piston control device 30 is internally provided with a bearing plate 32, the side of the bearing plate 32 is provided with a press switch 33, the press switch 33 is lapped with the piston control device 30, the stirring plate 28 is driven to rotate while the extension plate 27 rotates, the stirring plate 28 stirs heat generated by the induction heating assembly 6 so as to be uniformly distributed in the sintering furnace main body 2, the bearing plate 32 and the press switch 33 are arranged, the press switch 33 is connected with the driving assembly 7, after the piston control device 30 is squeezed by the control door 3, the press switch 33 is squeezed by the control door 3, the driving assembly 7 is automatically controlled to work after the control door 3 is closed, and the sealing air bag 31 is arranged so as to better seal a gap between the sealing control door 3;
the piston control device 30 comprises two piston frames 301, the piston frames 301 are fixedly arranged in the sintering furnace main body 2, a piston plate 302 is arranged in the piston frames 301 in a sliding mode, a piston rod 303 is fixedly arranged on one side of the piston plate 302, the piston rod 303 penetrates through and is arranged on one side of the piston frames 301 in a sliding mode, the other end of the piston rod 303 is connected with an extrusion plate 305, one side, far away from the piston frames 301, of the extrusion plate 305 is in lap joint with the control door 3, through arrangement of the piston frames 301, the piston plate 302 and the extrusion plate 305, the extrusion plate 305 controls the piston rod 303 and the piston plate 302 to move by utilizing the closing process of the control door 3, the gas in the piston frames 301 is extruded and transferred into the sealing air bag 31 in the backward moving process of the piston plate 302, and the automatic closing operation of the sealing air bag 31 is realized when the control door 3 is closed;
the piston rod 303 is sleeved with a third elastic component 304, one end of the third elastic component 304 is connected with a third piston frame 301, the other end of the third elastic component 304 is connected with a piston plate 302, the piston plate 302 is set to be rectangular, an air storage cavity on one side, away from the extrusion plate 305, of the piston frame 301 is communicated with a connecting air pipe 306, the connecting air pipe 306 is clamped in the sintering furnace main body 2, the connecting air pipe 306 is connected with the sealed air bag 31, opposite surfaces of the two extrusion plates 305 are connected with the same extrusion round rod 307, the extrusion round rod 307 is in lap joint with the press switch 33, through the arrangement of the third elastic component 304 and the connecting air pipe 306, the connecting air pipe 306 realizes communication between the piston frame 301 and the sealed air bag 31, and facilitates air circulation, the third elastic component 304 controls the piston plate 302 to reset and move after the control door 3 is separated from the extrusion plates 305, and exerts elastic force on the piston plate 302 when the control door 3 is not in contact with the extrusion plates 305, and the random shaking of the piston plate 302 and the extrusion plates 305 is avoided.
One side of fritting furnace main part 2 is equipped with controller 4, the shape of air bag 31 is the same with the shape of control gate 3, the guide way 9 is established to the T shape, the opposite side of fritting furnace main part 2 is equipped with vacuum pump assembly 5, vacuum pump assembly 5 and fritting furnace main part 2 intercommunication, rotatory 26 overcoat is equipped with second bearing 29, second bearing 29 is connected and is corresponded rotatory 26 position in fritting furnace main part 2, four constant head tanks 16 have been seted up on the die sleeve 14, the arch under the moulding-die 19 is located constant head tank 16, through setting up vacuum pump assembly 5, the work of vacuum pump assembly 5 can be with the inside air suction discharge of fritting furnace main part 2, it is the vacuum environment in the fritting furnace main part 2 to make, through setting up second bearing 29, second bearing 29 plays support and limiting displacement to rotatory ring 26, guarantee rotatory ring 26's smooth stable rotation, and make extension board 27 rotate along with swivel mount 8 smoothly.
The working principle of the invention is as follows:
when the diamond cutter head needs to be sintered, the control door 3 is opened, the control door 3 moves away from the extrusion plate 305 at the moment, the third elastic component 304 drives the piston plate 302 and the piston rod 303 to move, the piston plate 302 moves forwards and simultaneously sucks gas in the sealing air bag 31 into the piston frame 301, the sealing air bag 31 contracts, the extrusion round rod 307 is separated from the press switch 33, the driving component 7 stops working at the moment, then the electric hydraulic rod 17 is controlled to work and drive the moving frame 11 to move forwards, the guide block 10 moves in the guide groove 9 at the moment, the moving frame 11 moves forwards and simultaneously moves the supporting wheel 21 forwards, when the moving supporting wheel 21 is separated from the inclined plane position of the guide inclined block 22, the second elastic component 205 drives the sliding rod 201 and the pressing die 19 to move upwards at the moment, after the pressing die 19 is separated from the die 15 and the moving frame 11 moves to the front side extreme position, controlling the electric hydraulic rod 17 to stop working, putting raw materials required by a diamond cutter head into the die 15, then controlling the electric hydraulic rod 17 to drive the movable frame 11 to move backwards, driving the movable supporting wheel 21 to move backwards while the movable frame 11 moves backwards, extruding the movable supporting wheel 21 to move downwards by the guide inclined block 22 in the moving process, controlling the pressing die 19 to move downwards by the movable supporting wheel 21 through the sliding rod 201, extruding the first elastic component 122 to compress while the pressing die 19 contacts with the die 15 downwards, avoiding rapid collision in the pressing process of the die 15 by the pressing die 19, finishing the cold pressing process of the pressing die 15 by the pressing die 19 when the first elastic component 122 is extruded to a limit position and the die sleeve 14 contacts with the supporting cushion block 13, controlling the electric hydraulic rod 17 to stop working, then closing the control door 3, pushing the extrusion plate 305 to move backwards in the closing process of the control door 3, the extrusion plate 305 drives the piston plate 302 to move backwards and simultaneously extrudes and transfers gas in the piston frame 301 into the sealing air bag 31, the sealing air bag 31 expands to seal a gap between the control door 3 and the sintering furnace main body 2, when the extrusion round rod 307 extrudes the press switch 33, the press switch 33 controls the drive assembly 7 to work at the moment, the drive assembly 7 drives the extension rod 25 and the rotary frame 8 to rotate, and simultaneously controls the vacuum pump assembly 5 to work, after the vacuum pump assembly 5 finishes vacuumizing the inside of the sintering furnace main body 2, the vacuum pump assembly 5 is controlled to stop working, the induction heating assembly 6 works to heat the inside of the sintering furnace main body 2, the extension rod 25 drives the rotary ring 26, the extension plate 27 and the stirring plate 28 rotate to stir heat in the sintering furnace main body 2, and the die 15 rotates to ensure that diamond cutter head raw materials are uniformly heated, after the diamond cutter head sintering is finished, and after the induction heating assembly 6 is controlled to stop working, the control door 3 is opened to take out.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (8)

1. The utility model provides a diamond segments powder metallurgy sintering equipment, includes bottom sprag frame (1), its characterized in that: a sintering furnace main body (2) is connected onto the bottom supporting frame (1), an induction heating assembly (6) is arranged in the sintering furnace main body (2), a driving assembly (7) is fixedly arranged in the sintering furnace main body (2), an output shaft of the driving assembly (7) is connected with a rotating frame (8), two guide grooves (9) are formed in the rotating frame (8), guide blocks (10) are arranged in the guide grooves (9) in a sliding manner, and the two guide blocks (10) are connected with the same moving frame (11);
the movable frame (11) is connected with the same die sleeve (14) through four buffer devices (12), a die (15) is arranged in the die sleeve (14) at a position corresponding to an output shaft of the driving assembly (7), a pressing die (19) is arranged in the die (15), a moving device (20) is arranged on the pressing die (19), two movable supporting wheels (21) are connected onto the moving device (20), guide inclined blocks (22) are lapped on the movable supporting wheels (21), the guide inclined blocks (22) are connected onto the movable frame (11) at positions corresponding to the die (15), four extension rods (25) are arranged outside the output shaft of the driving assembly (7) at equal intervals on the circumference, the four extension rods (25) are connected with the same rotating ring (26), and the lower part of the rotating ring (26) is connected with an extension plate (27);
one side of the extension plate (27) close to the moving frame (11) is provided with a stirring plate (28), the front of the sintering furnace main body (2) is hinged with a control door (3), a piston control device (30) connected in the sintering furnace main body (2) is lapped on the back of the control door (3), the piston control device (30) is connected with a sealing air bag (31), the sealing air bag (31) is arranged between the sintering furnace main body (2) and the control door (3), a bearing plate (32) is arranged in the piston control device (30), a press switch (33) is arranged on the side face of the bearing plate (32), and the press switch (33) is lapped with the piston control device (30).
2. The diamond segments powder metallurgy sintering apparatus of claim 1, wherein: the sintering furnace is characterized in that a controller (4) is arranged on one side of the sintering furnace main body (2), a vacuum pump assembly (5) is arranged on the other side of the sintering furnace main body (2), the vacuum pump assembly (5) is communicated with the sintering furnace main body (2), a second bearing (29) is sleeved outside the rotating ring (26), the second bearing (29) is connected to the position, corresponding to the rotating ring (26), in the sintering furnace main body (2), four positioning grooves (16) are formed in the die sleeve (14), and a bulge below the pressing die (19) is located in the positioning grooves (16).
3. The diamond segments powder metallurgy sintering apparatus of claim 1, wherein: the position that corresponds drive assembly (7) output shaft under swivel mount (8) is connected with pivot (34), pivot (34) overcoat is equipped with first bearing (35), joint is run through on mount (23) in first bearing (35), mount (23) are connected in sintering furnace main part (2), the bottom of pivot (34) is equipped with electricity slip ring subassembly (24), the side of removal frame (11) is equipped with electronic hydraulic stem (17), the other end of electronic hydraulic stem (17) is connected with connecting plate (18), establish on swivel mount (8) connecting plate (18).
4. A diamond segments powder metallurgy sintering apparatus according to claim 1, wherein: buffer (12) include telescopic link (121), the one end and the removal frame (11) of telescopic link (121) are connected, the other end and the die sleeve (14) of telescopic link (121) are connected, telescopic link (121) overcoat is equipped with first elastic component (122), the one end and the die sleeve (14) of first elastic component (122) are connected, the other end and the removal frame (11) of first elastic component (122) are connected, overlap joint has supporting pad (13) under die sleeve (14), supporting pad (13) are fixed to be established in removing frame (11).
5. The diamond segments powder metallurgy sintering apparatus of claim 1, wherein: the moving device (20) comprises two sliding rods (201), the bottom ends of the sliding rods (201) are connected with a pressing die (19), the top ends of the sliding rods (201) are connected with a same contact plate (203), an intermediate plate (202) is clamped outside the sliding rods (201), a sliding sleeve (204) is arranged outside the sliding rods (201) in a sliding mode, a second elastic assembly (205) is sleeved outside the sliding rods (201), one end of the second elastic assembly (205) is connected with the intermediate plate (202), and the other end of the second elastic assembly (205) is connected with the sliding sleeve (204).
6. The diamond segments powder metallurgy sintering apparatus of claim 1, wherein: piston controlling means (30) include two piston frames (301), piston frame (301) are fixed to be established in fritting furnace main part (2), it is equipped with piston board (302) to slide in piston frame (301), one side of piston board (302) is fixed and is equipped with piston rod (303), piston rod (303) run through and slide and establish the one side in piston frame (301), the other end of piston rod (303) is connected with stripper plate (305), one side and control door (3) overlap joint that piston frame (301) were kept away from in stripper plate (305).
7. A diamond segments powder metallurgy sintering apparatus according to claim 6, wherein: the piston rod (303) overcoat is equipped with third elastic component (304), the one end and the third piston frame (301) of third elastic component (304) are connected, the other end and the piston board (302) of third elastic component (304) are connected, piston board (302) are established to the rectangle, piston frame (301) keep away from the gas storage chamber and be connected trachea (306) intercommunication of stripper plate (305) one side, connect trachea (306) card and establish in sintering furnace main part (2), connect trachea (306) and sealed gasbag (31) and be connected, two the opposite face and the same extrusion pole (307) of stripper plate (305) are connected, extrusion pole (307) and press switch (33) overlap joint.
8. The diamond segments powder metallurgy sintering apparatus of claim 1, wherein: the shape of the air bag (31) is the same as that of the control door (3), and the guide groove (9) is T-shaped.
CN202211428976.XA 2022-11-15 2022-11-15 Diamond segments powder metallurgy sintering equipment Pending CN115673324A (en)

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CN115673324A true CN115673324A (en) 2023-02-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117705540A (en) * 2024-02-04 2024-03-15 包头市科锐微磁新材料有限责任公司 Isotropic neodymium iron boron rapid quenching magnetic powder sample preparation device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117705540A (en) * 2024-02-04 2024-03-15 包头市科锐微磁新材料有限责任公司 Isotropic neodymium iron boron rapid quenching magnetic powder sample preparation device
CN117705540B (en) * 2024-02-04 2024-05-03 包头市科锐微磁新材料有限责任公司 Isotropic neodymium iron boron rapid quenching magnetic powder sample preparation device

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