CN117553575B - Carbon tube furnace for preparing aluminum nitride complex phase ceramic - Google Patents
Carbon tube furnace for preparing aluminum nitride complex phase ceramic Download PDFInfo
- Publication number
- CN117553575B CN117553575B CN202410044633.6A CN202410044633A CN117553575B CN 117553575 B CN117553575 B CN 117553575B CN 202410044633 A CN202410044633 A CN 202410044633A CN 117553575 B CN117553575 B CN 117553575B
- Authority
- CN
- China
- Prior art keywords
- shell
- heat preservation
- rod
- heating pipe
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 17
- 239000000919 ceramic Substances 0.000 title claims abstract description 16
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 title claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 118
- 238000004321 preservation Methods 0.000 claims abstract description 46
- 238000002360 preparation method Methods 0.000 claims abstract 7
- 238000007789 sealing Methods 0.000 claims description 90
- 238000009413 insulation Methods 0.000 claims description 38
- 230000007246 mechanism Effects 0.000 claims description 27
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0059—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising tracks, e.g. rails and wagon
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The invention provides a carbon tube furnace for aluminum nitride multiphase ceramic preparation, which solves the problems that the pressure of a heating tube is controlled in the heating process by the carbon tube furnace, and simultaneously, a to-be-heated object can be automatically taken and placed in the heating process, and heat preservation is carried out in the heating process.
Description
Technical Field
The invention relates to the field of aluminum nitride complex phase ceramics, in particular to a carbon tube furnace for preparing aluminum nitride complex phase ceramics.
Background
At present, the carbon tube furnace heats through the thermal resistor when heating, the thermal resistor is arranged around the heating pipe, the heating pipe is heated locally through the heating to the heating pipe, and place the extrusion back treat the heating thing in the heating pipe, space uniform heating in the heating pipe makes the article of putting into the heating pipe in and heats, the heating is taken out after the certain time, but get in the prior art and put the article in-process for opening the heating pipe earlier through the manual work, then place the heating article on the tray after, place the tray in the heating pipe tip, promote the heating area at heating pipe middle part through the stock again, start the heating, pull out the tray from the heating pipe again with the stock after the certain time, take out and can accomplish once heating, take out and put into the process and adopt the manual work to get put, not only scald easily, the time of holding in time is not in time simultaneously, easily produce the error, and according to the environment that different heating articles need also different, there is the need to heat under the negative pressure environment, and the convenient switch of the prior art can't accomplish both modes.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the carbon tube furnace for preparing the aluminum nitride composite ceramic, which not only solves the problem of controlling the pressure of a heating tube in the heating process by the carbon tube furnace, but also can automatically take and place the heated article in the heating process, and simultaneously can cool the taken heated article at one side, and also solves the problem of heat preservation in the heating process.
The technical scheme that it solves is, including heat preservation shell and the inboard furnace of heat preservation shell, the furnace inboard is equipped with the heating pipe, heat preservation shell includes articulated lower heat preservation shell and the last heat preservation shell of connection, lower heat preservation shell lower extreme fixedly connected with braced frame, lower heat preservation shell both ends are fixedly connected with support frame respectively, the support frame stretches out the end and is located heat preservation shell and lower heat preservation shell fixedly connected with heating pipe, go up heat preservation shell and lower heat preservation shell inboard respectively fixedly connected with semicylindrical and with heating pipe matched with furnace, characterized in that, the circumference equipartition has a plurality of heating members in the furnace, and the last heat preservation shell in the furnace outside and the corresponding position punishment in lower heat preservation shell both ends do not are equipped with sealing equipment, sealing equipment includes first sealing piece and the second sealing piece of vertical sliding connection in the furnace outside, and first sealing piece are fan-shaped and laminating together respectively, are equipped with matched with slider and slide on the corresponding side of first sealing piece and second sealing piece, first lifting piece and second sealing piece both ends are equipped with first lifting piece and second lifting piece respectively, set up vertical through sliding hole, the cross hole is equipped with the threaded rod on the cross piece of the corresponding lifting rod of the cross shell and the cross position, and the threaded rod is equipped with the threaded hole of the corresponding lifting rod of the cross-shaped, and the threaded rod is equipped with between the corresponding lifting groove of the lifting rod.
Preferably, the heating pipe heating device further comprises a sealing mechanism located at two ends of the heating pipe, the sealing mechanism comprises a rotating rod which is connected to the supporting frame in a rotating mode and parallel to the axis of the heating pipe, the rotating rod is connected with one end of a pressing rod in a sliding mode, the upper end of the pressing rod is fixedly connected with a sealing plate which is arranged towards the heating pipe and used for sealing the heating pipe, and a pressing telescopic rod used for driving the pressing rod is arranged between the outer side of the pressing rod and the rotating rod.
The device is characterized by further comprising a fetching mechanism, the fetching mechanism comprises a fetching supporting rod fixedly connected to the end part of the rotating rod, the upper end of the fetching supporting rod is fixedly connected with a telescopic rod, a first sliding rail is arranged on the fetching supporting rod, the outer side of the lower heat-insulation shell is fixedly connected with a sliding support frame extending out of the heating pipe, the sliding support frame is of an L-shaped structure, one end of the sliding support frame is perpendicular to the outer side of the lower heat-insulation shell and is fixedly connected to the outer side of the lower heat-insulation shell, the other end of the sliding support frame is parallel to the outer side of the lower heat-insulation shell, a second sliding rail is arranged at one end of the outer side of the lower heat-insulation shell and is parallel to the outer side of the lower heat-insulation shell, the middle part of the second sliding rail is penetrated downwards, the lower end face of the fetching frame extends downwards and penetrates through the second sliding rail, the part of the fetching frame extends downwards and one end of the sliding rod is fixedly connected with the outer side of the sliding rod, the sliding rod is perpendicular to the outer side of the lower heat-insulation shell, and the extending end of the sliding rod rotates and is slidingly connected in the first sliding rail.
Preferably, the threaded rods on the upper heat-insulating shell and the lower heat-insulating shell extend out of the upper end of the upper heat-insulating shell and the lower end of the lower heat-insulating shell respectively, the threaded rods extending upwards from the two ends of the upper heat-insulating shell are connected through a synchronous belt, the threaded rods extending downwards from the two ends of the lower heat-insulating shell are connected through a synchronous belt, and the threaded rods at the lower end of the lower heat-insulating shell are connected with a driving motor.
Preferably, the outer side of the heat-insulating shell is fixedly connected with a protective cover, a plurality of heat dissipation openings are formed in the protective cover, and the protective cover is positioned on the outer side of the heating pipe.
Preferably, the sealing plate is circular, one side of the sealing plate facing the heating pipe is provided with an annular flexible sealing layer, the outer side of the sealing plate is connected with a pressing rod which is a hollow rod, the pressing rod is fixedly connected with a pressure gauge for detecting the inner side pressure of the pressing rod, the lower end of the pressing rod is fixedly connected with an air outlet, and the air outlet is connected with a pressure pump.
Preferably, the picking and placing frame comprises a picking and placing plate extending towards the heating pipe and horizontally arranged, and an arch-shaped opening extending towards the heating pipe and penetrating through the picking and placing plate is formed in the picking and placing frame.
Preferably, the extension direction of the telescopic rod is arranged towards the heating pipe, and when the taking and delivering support rod rotates to be vertically arranged along with the rotating rod, the sliding rod at the lower end of the taking and placing frame is driven to correspond to the position of the heating pipe through the first sliding track, and the arch opening position is matched with the position of the heating pipe.
Preferably, the hearth comprises an upper hearth and a lower hearth, the upper hearth and the lower hearth are respectively semi-cylindrical and matched, and a plurality of heating bodies which are arranged in parallel are respectively and circumferentially distributed on the inner sides of the upper hearth and the lower hearth.
Preferably, the heating pipe is made of transparent material, the heating pipe is cylindrical, and two ends of the heating pipe extend out of the heat insulation shell respectively
The invention has the beneficial effects that:
the problem of not only having solved the pressure of the heating pipe in the heating process through the carbon tube furnace and having controlled, simultaneously getting that can be automatic in the heating process put the heated article, can also place the heated article of taking out simultaneously and cool off in one side, can keep apart heating shell both ends as required simultaneously for the heat loss is less and heating effect and thermal insulation efficiency obtain guaranteeing.
Drawings
FIG. 1 is a schematic view of the whole of the present invention.
Fig. 2 is an enlarged view of a portion of the overall schematic of the present invention.
Fig. 3 is a second view of the overall schematic of the present invention.
Fig. 4 is a block diagram of a closure device of the present invention.
Fig. 5 is a disassembled view of the closure apparatus of the present invention.
FIG. 6 is a schematic view of a thermal insulation enclosure of the present invention.
FIG. 7 is a view showing the construction of the inner side of the insulating housing according to the present invention.
Fig. 8 is a schematic view of a pick-up mechanism according to the present invention.
Fig. 9 is a schematic diagram of the movement of the pick-and-place mechanism according to the present invention.
Fig. 10 is a second view of the motion diagram of the pick-and-place structure according to the present invention.
Fig. 11 is a side view of the take-off mechanism of the present invention.
FIG. 12 is a view showing the structure of the connection between the picking and placing rack and the sliding rod.
FIG. 13 is a second view of the connecting structure of the rack and the slide bar of the present invention.
Reference numerals
1. Heating pipes; 2. a lower heat-insulating shell; 3. an upper heat-insulating shell; 4. a support frame; 5. a furnace; 6. a heating body; 7. a first closure tab; 8. a second closure tab; 9. a slide block; 10. a slideway; 11. a first lifting plate; 12. a second lifting plate; 13. a sliding hole; 14. a threaded hole; 15. a threaded rod; 16. a return spring; 17. a cross-shaped groove; 18. a cross-shaped jogged block; 19. a rotating lever; 20. pressing a pressing rod; 21. a closing plate; 22. pressing the telescopic rod; 23. taking and conveying the supporting rods; 24. a telescopic rod; 25. a first slide rail; 26. a sliding support; 27. a second slide rail; 28. taking and placing a rack; 29. a slide bar; 30. a synchronous belt; 31. a protective cover; 32. a pressure gauge; 33. an air outlet; 34. taking and placing the plate; 35. an arch-shaped opening.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to FIGS. 1-13.
When the heating pipe 1 is used, as shown in fig. 1, a heating part is positioned in the middle of the whole device and is horizontally arranged, an upper heat insulation shell 3 and a lower heat insulation shell 2 are respectively arranged at the upper end and the lower end of the heating pipe 1, the upper heat insulation shell 3 and the lower heat insulation shell 2 are hinged together, the upper heat insulation shell 3 and the rear end of the lower heat insulation shell 2 rotate, the lower end of the lower heat insulation shell 2 is fixedly connected with a supporting frame 4, the supporting frame 4 plays a supporting role on the whole structure, the front end of the upper heat insulation shell 3 is fixedly connected with a heat insulation handle, the upper heat insulation shell 3 can be opened by lifting the heat insulation handle, the heating pipe 1 is made of transparent materials, the heating pipe 1 can be observed when the upper heat insulation shell 3 is opened, the two ends of the heating pipe 1 are respectively provided with sealing mechanisms for sealing the two ends of the heating pipe 1, the two ends of the heating pipe 1 are isolated through the sealing mechanisms, a gap between the heat insulation shell and the heating pipe 1 is sealed by sealing equipment, the sealing range is fixedly connected with the supporting frame 4, the supporting structure is used for supporting the whole structure, the front end of the upper heat insulation shell is fixedly connected with the sealing frame, the sealing frame is provided with a heat insulation mechanism, and the sealing mechanism is used for taking and taking articles.
Before use, aluminum nitride complex-phase ceramic to be heated is pressed, the aluminum nitride complex-phase ceramic is placed on a tray after being pressed, then sealing mechanisms at two ends of a heating pipe 1 are opened, the tray is placed in the heating pipe 1, then the tray is taken out through taking-out mechanisms at two ends of the heating pipe 1, the tray is moved to the middle of the heating pipe 1 and then exits from the taking-out mechanisms, then the two ends of the heating pipe 1 are sealed through the sealing mechanisms, then whether negative pressure operation is carried out in the heating pipe 1 is determined according to needs, the sealing mechanisms are opened after heating for a certain time, then the tray is taken out and cooled through the taking-out mechanisms, and then subsequent objects are heated, so that continuous operation is realized.
The heat preservation shell is divided into an upper heat preservation shell 3 and a lower heat preservation shell 2, the inner sides of the upper heat preservation shell 3 and the lower heat preservation shell 2 are fixedly connected with a semi-cylindrical hearth 5 with an arch structure, the cross section of the hearth 5 is fan-shaped, the upper heat preservation shell 3 and the lower heat preservation shell 2 form a complete cylindrical cavity when being covered together, a heating pipe 1 is fixedly connected in a space between the upper heat preservation shell 3 and the lower heat preservation shell 2 and is fixedly connected on the lower heat preservation shell 2 through a supporting piece, a hearth 5 matched with the heating pipe 1 is fixedly connected between the upper heat preservation shell 3 and the lower heat preservation shell 2, a plurality of heating bodies 6 are uniformly distributed on the circumference of the hearth 5, the heating bodies 6 are uniformly distributed on the inner side surface of the hearth 5 at intervals and along the circumference of an axis of the hearth 5, the heating bodies 6 are electrified, the heating pipe 1 is heated by electric heating, and the heating bodies 6 uniformly distributed on the circumference can uniformly heat the heating body 1.
The two ends of the hearth 5 are respectively provided with a sealing device, the sealing device is summarized according to the principle of fig. 4, the sealing device is characterized in that a first sealing piece 7 and a second sealing piece 8 which are jointed together and vertically connected in a sliding way are adopted, a first lifting piece 11 at the two ends of the first sealing piece 7 is respectively provided with a sliding hole 13, a second lifting piece 12 at the two ends of the second sealing piece 8 is respectively provided with a threaded hole 14, threaded rods 15 penetrate through the sliding holes 13, return springs 16 are sleeved on the threaded rods 15 between the first lifting piece 11 and the second lifting piece 12, the connection relation between the sliding holes 13 of the first lifting piece 11 and the threaded holes 14 on the second lifting piece 12 and the threaded rods 15 is different, the difference is that the holes on the first lifting piece 11 are the sliding holes 13, the holes on the threaded rods 15 are sleeved through the sliding holes 13 and are connected in a sliding way, the holes on the second lifting piece 12 are the threaded rods 14, through the threaded connection between the threaded hole 14 and the threaded rod 15, the second sealing piece 8 is driven by the threaded transmission when the threaded rod 15 rotates, and the return spring 16 is arranged between the second lifting piece 12 of the second sealing piece 8 and the first lifting piece 11 of the first sealing piece 7 to support, so that the first sealing piece 7 stops after moving to the set position or being blocked, at the moment, the threaded rod 15 can continue to rotate to drive the second sealing piece 8 to continue moving, only the return spring 16 between the second lifting piece 12 of the second sealing piece 8 and the first lifting piece 11 of the first sealing piece 7 is compressed, so that during the return, the threaded rod 15 is reversed, the first sealing piece 7 is temporarily kept still until the second lifting piece 12 of the second sealing piece 8 returns to the return spring 16 to pull the first sealing piece 7 to return, the cross grooves 17 at the top ends of the threaded rods 15 of the two groups of structures which are symmetrically arranged are in concave-convex fit connection with the cross embedded blocks 18, so that the two upper and lower groups of sealing equipment can be used for sealing the two ends of the upper heat-insulation shell 3 and the lower heat-insulation shell 2 after being connected, and the sealing areas of the sealing pieces can be adjusted in an electrodeless manner through synchronous movement of the threaded rods 15 of the upper heat-insulation shell 3 and the lower heat-insulation shell 2.
As shown in fig. 4 and 5, the sealing device is a device for sealing the cavity between the two ends of the furnace 5 and the heat-insulating shell, the sealing mechanisms arranged at the two ends of the heating pipe 1 are used for sealing the two ends of the heating pipe 1, when the sealing device works, the sealing device is divided into four groups and respectively positioned at the two ends of the upper heat-insulating shell 3 and the lower heat-insulating shell 2, each group of sealing device respectively comprises a first sealing sheet 7, a second sealing sheet 8 and two threaded rods 15, the first sealing sheet 7 is attached to the second sealing sheet 8, a slide way 10 which is vertically penetrated is arranged on the side surface of the first sealing sheet 7 facing the second sealing sheet 8, a slide block 9 is fixedly connected on the side surface of the second sealing sheet 8 facing the first sealing sheet 7, the slide block 9 is matched with the slide way 10, so that the first sealing sheet 7 and the second sealing sheet 8 are vertically connected in a sliding way, the two ends of the first sealing piece 7 are respectively fixedly connected with a first lifting piece 11, the two ends of the second sealing piece 8 are respectively fixedly connected with a second lifting piece 12, the first lifting piece 11 is provided with a sliding hole 13 which is vertically arranged, the second lifting piece 12 is provided with a threaded hole 14 which is vertically arranged, the threaded rods 15 are respectively positioned at the two ends of the first sealing piece 7 and the second sealing piece 8 and are vertically arranged, simultaneously, two threaded rods 15 of the same group extend out of the heat insulation shell part to be connected through a synchronous belt 30, the sliding hole 13 is sleeved on the threaded rod 15, the threaded hole 14 is in threaded connection with the threaded rod 15, a return spring 16 is sleeved on the threaded rod 15 between the first lifting piece 11 and the second lifting piece 12, when the threaded rod 15 is driven to rotate, the threaded rod 15 drives the second lifting piece 12 to move through threaded transmission, the second lifting piece 12 and the first lifting piece 11 are connected through the return spring 16, therefore, the second lifting plate 12 drives the first lifting plate 11 to move through the reset spring 16, so that the second lifting plate 12 and the first lifting plate 11 are in a storage state in a normal state, the movement is stopped after the first lifting plate 11 moves to the limit position, the threaded rod 15 continues to rotate, the first lifting plate 11 is slidably connected to the threaded rod 15 through the sliding hole 13, the second lifting plate 12 is in threaded connection with the threaded rod 15 through the threaded hole 14, after the first lifting plate 11 moves to the limit position, the threaded rod 15 continues to rotate to drive the second lifting plate 12 to continue to move through the threaded transmission, the reset spring 16 is pressed during the movement, the first sealing plate 7 is moved in the movement process, the second sealing plate 8 extends after the first sealing plate 7 moves to the limit position, the space between the heating pipe 1 and the heat insulation shell is continuously sealed in the movement process, and the sealing range is determined according to requirements.
As shown in fig. 4, the threaded rod 15 on the heat-insulating housing is of a mutually matched structure, the lower end of the threaded rod 15 on the upper heat-insulating housing 3 is provided with a cross-shaped groove 17, the upper end of the lower heat-insulating housing 2 is provided with a cross-shaped embedded block 18, the cross-shaped groove 17 is matched with the cross-shaped embedded block 18, when the upper heat-insulating housing 3 and the lower heat-insulating housing 2 are buckled together, the threaded rod 15 at the corresponding position is meshed with the cross-shaped groove 17 through the cross-shaped embedded block 18 to synchronously rotate, so that the sealing equipment on the upper heat-insulating housing 3 and the lower heat-insulating housing 2 synchronously moves, the area between the hearth 5 and the heating pipe 1 is sealed after the sealing equipment is completely unfolded, the heat-insulating effect is improved, a driving motor for driving the threaded rod 15 is fixedly connected to the lower end of the lower heat-insulating housing 2, and the threaded rod 15 on the upper heat-insulating housing 3 is connected with the threaded rod 15 on the lower heat-insulating housing 2 through the cross-shaped embedded block 18 and the cross-shaped groove 17, and the threaded rod 15 on the upper heat-insulating housing 3 does not need to separately set up the driving motor.
The sealing mechanism arranged outside the heating pipe 1 comprises a rotating rod 19 which is rotationally connected to the supporting frame 4, two ends of the rotating rod 19 are respectively and slidably connected with a pressing rod 20, the outer sides of the pressing rods 20 are respectively driven by the corresponding pressing telescopic rods 22 between the rotating rods 19, the upper ends of the pressing rods 20 are fixedly connected with sealing plates 21 which extend towards the direction of the heating pipe 1, flexible sealing layers are arranged on the sealing plates 21, the sealing plates 21 squeeze and seal the heating pipe 1 by driving the pressing rods 20, the pressing rods 20 are of hollow structures, pressure gauges 32 used for detecting the pressure in the heating pipe 1 are fixedly connected to the pressing rods 20, meanwhile, air outlets 33 on the pressing rods 20 are connected with pressure pumps, and the pressure in the sealed heating pipe 1 is controlled by the pressure pumps.
The two ends of the heating pipe 1 are respectively provided with a taking mechanism for taking and conveying the tray in the heating pipe 1, and are described with reference to fig. 1, 2 and 8, as shown in fig. 1, the two taking mechanisms are symmetrically arranged at the two ends of the heating pipe 1, the principle of the taking mechanism is summarized as that the taking and putting frame 28 is horizontally and slidably connected to the sliding frame 26, the sliding frame 26 is fixedly connected to the lower insulation shell 2, the middle part of the taking and putting frame 28 is fixedly connected with one end of the sliding rod 29, the end part of the rotating rod 19 is fixedly connected with the taking and putting support rod 23, a first sliding track 25 is arranged in the taking and putting support rod 23, the other end of the sliding rod 29 rotates and is slidably connected to the first sliding track 25, at this moment, the rotating rod 19 drives the sliding rod 29 to move through the first sliding track 25, so as to drive the taking and putting frame 28 to slide along the sliding frame 26, when the taking and putting support rod 23 rotates to a vertical state, the telescopic rod 24 at this moment, the end part of the taking and the telescopic rod 24 is coaxial with the heating pipe 1, the middle part of the taking and putting support rod 28 is provided with a notch for preventing the blocking rod 24, when the telescopic rod 24 is pushed out the telescopic rod 24, and the article is put into the telescopic rod 24 through the sliding rod 24 after the sliding rod 24, and the telescopic rod is set up the telescopic rod 24, and the telescopic rod is put into the telescopic rod 24 through the telescopic rod 24 after the telescopic rod and the telescopic rod.
During specific implementation, the tray temperature after heating is higher, so adopt the manual work to take comparatively dangerous, when taking, through fixed connection at the sliding support frame 26 on heat preservation shell 2 down, sliding support frame 26 is vertical arrangement and sliding connection has the rack 28 of getting on the sliding support frame 26, the rack 28 stretches out end downwards and slide bar 29's one end fixed connection, and swivelling lever 19 tip fixed connection has the bracing piece 23 of getting, first slide rail 25 has been seted up on the rack 23 of getting, slide bar 29's the other end rotates and sliding connection is in first slide rail 25, so get the bracing piece 23 and move along with swivelling lever 19 rotation in-process, can drive through the cooperation of first slide rail 25 and slide bar 29 and get the rack 28 and move, make and get the rack 28 and slide in second slide rail 27, when getting the rack 23 and rotate to vertical state, get the rack 28 along with slide bar 29's motion and slide bar 1 matched with position, at the telescopic link 24 of getting on the rack 23 upper end fixed connection, the rack 28 has set up arch opening 35 with heating tube 1, the telescopic link 24 stretches out end and stretches out and stretch out the tray 34 when the expansion link 24 and stretches out and stretch out the tray 34 and stretch out and take the tray 34 along with the telescopic link plate 1, thereby take out and take the tray 34 and stretch out and take-up and take the tray 34 and stretch out.
Referring to fig. 9-12, for further explanation of the principle of the picking and delivering mechanism, the sliding support frame 26 is in an L-shaped structure, one end of the sliding support frame is perpendicular to the outer side surface of the lower heat insulation shell 2, and is fixedly connected to the outer side surface of the lower heat insulation shell 2, the other end of the sliding support frame is parallel to the outer side surface of the lower heat insulation shell 2, a second sliding rail 27 is provided on one end parallel to the outer side surface of the lower heat insulation shell 2, the middle of the second sliding rail 27 is penetrated downwards, the lower end surface of the picking and delivering frame 28 extends downwards and penetrates through the second sliding rail 27, a sliding rod 29 is fixedly connected to the part of the picking and delivering frame 28 extending downwards out of the second sliding rail 27, the sliding rod 29 is perpendicular to the outer side surface of the lower heat insulation shell 2, the sliding rod 29 rotates and is slidingly connected in the first sliding rail 25, and the first sliding rail 25 is provided on the picking and delivering support rod 23, so that when the picking and delivering support rod 23 moves, the sliding rod 29 drives the sliding rod 29 to move, and when the sliding rod 29 moves, the integrally connected picking and delivering frame 28 moves.
The protection cover 31 is fixedly connected to the outer side of the heat-insulating shell, the protection cover 31 has two functions, one function is to prevent personnel from touching the upper heat-insulating shell 3 and the lower heat-insulating shell 2 by mistake when taking and placing workpieces through the protection cover 31, and a plurality of heat dissipation openings are formed in the protection cover 31, so that the protection cover 31 is of a hollow structure, the hollow heat dissipation openings in the protection cover 31 can reduce the use of materials on one hand, and on the other hand, the excessive heat on the upper heat-insulating shell 3 and the lower heat-insulating shell 2 can be transferred out partially, and the outer surfaces of the upper heat-insulating shell 3 and the lower heat-insulating shell 2 are prevented from being overheated.
Claims (8)
1. The utility model provides a carbon tube furnace for aluminum nitride heterogeneous ceramic preparation, furnace (5) including heat preservation shell and heat preservation shell inboard, furnace (5) inboard is equipped with heating pipe (1), heat preservation shell includes articulated lower heat preservation shell (2) and last heat preservation shell (3) of connection, lower heat preservation shell (2) lower extreme fixedly connected with braced frame (4), lower heat preservation shell (2) both ends are fixedly connected with support frame respectively, the support frame stretches out the end and is located last heat preservation shell (3) and lower heat preservation shell (2) fixedly connected with heating pipe (1), go up heat preservation shell (3) and lower heat preservation shell (2) inboard respectively fixedly connected with semicylindrical and with heating pipe (1) matched with furnace (5), characterized in that, furnace (5) inner circumference equipartition has a plurality of heating body (6), upper heat preservation shell (3) and lower heat preservation shell (2) both ends corresponding position department in the outside furnace (5) are equipped with closure equipment respectively, closure equipment includes first closure piece (7) and second closure piece (8) of vertical sliding connection in the furnace (5) outside, first closure piece (7) and second closure piece (8) are respectively for laminating together and second closure piece (8) are corresponding to be equipped with on (9) and are closed piece (9) respectively together, the two ends of the first sealing piece (7) and the second sealing piece (8) are fixedly connected with a first lifting piece (11) and a second lifting piece (12) respectively, a vertically through sliding hole (13) is formed in the first lifting piece (11), a threaded hole (14) which is vertically arranged is formed in the position corresponding to the sliding hole (13) on the second lifting piece (12), threaded rods (15) which are used for driving the threaded holes (14) on the corresponding second lifting piece (12) are respectively and rotatably connected to the two ends of the upper heat-insulating shell (3) and the lower heat-insulating shell (2), return springs (16) are respectively sleeved on the threaded rods (15) between the first lifting piece (11) and the second lifting piece (12), a cross-shaped groove (17) is formed in the lower end of the threaded rod (15) on the upper heat-insulating shell (3), and a cross-shaped embedded block (18) which is matched with the cross-shaped groove (17) is formed in the upper end of the threaded rod (15) on the lower heat-insulating shell (2);
the heating pipe heating device is characterized by further comprising sealing mechanisms positioned at two ends of the heating pipe (1), wherein each sealing mechanism comprises a rotating rod (19) which is rotatably connected to the supporting frame (4) and is parallel to the axis of the heating pipe (1), the rotating rod (19) is slidably connected with one end of a pressing rod (20), the upper end of the pressing rod (20) is fixedly connected with a sealing plate (21) which is arranged towards the heating pipe (1) and is used for sealing the heating pipe (1), and a pressing telescopic rod (22) which is used for driving the pressing rod (20) is arranged between the outer side of the pressing rod (20) and the rotating rod (19);
still including getting and send mechanism, get and send mechanism to send bracing piece (23) including fixed connection in the getting of dwang (19) tip, get and send bracing piece (23) upper end fixedly connected with telescopic link (24), get and offer first slip track (25) on sending bracing piece (23), lower heat preservation shell (2) outside fixedly connected with stretches out slide support frame (26) in heating pipe (1) outside, slide support frame (26) are L shape structure, wherein one end perpendicular to lower heat preservation shell (2) lateral surface is arranged, and fixed connection is in lower heat preservation shell (2) lateral surface, the other end is parallel to lower heat preservation shell (2) lateral surface, second slip track (27) have been offered on the one end in parallel to lower heat preservation shell (2) outside, second slip track (27) middle part link up downwards, and get and put down terminal surface downwardly extending and pass second slip track (27) of frame downwardly extending second slip track, the position and the one end fixed connection of slide bar (29), slide bar (29) perpendicular to lower shell (2) lateral surface is arranged, slide bar (29) rotate and stretch out end in first slip track (25).
2. The carbon tube furnace for aluminum nitride composite ceramic preparation according to claim 1, wherein the threaded rods (15) on the upper heat-insulating shell (3) and the lower heat-insulating shell (2) extend out of the upper end of the upper heat-insulating shell (3) and the lower end of the lower heat-insulating shell (2) respectively, the threaded rods (15) which extend out upwards at two ends of the upper heat-insulating shell (3) are connected through a synchronous belt (30), the threaded rods (15) which extend out downwards at two ends of the lower heat-insulating shell (2) are connected through a synchronous belt (30), and the threaded rods (15) at the lower end of the lower heat-insulating shell (2) are connected with a driving motor.
3. The carbon tube furnace for aluminum nitride composite ceramic preparation according to claim 1, wherein the outer side of the heat-insulating shell is fixedly connected with a protecting cover (31), a plurality of heat dissipation openings are formed in the protecting cover (31), and the protecting cover (31) is positioned outside the heating tube (1).
4. The carbon tube furnace for aluminum nitride composite ceramic preparation according to claim 1, wherein the sealing plate (21) is circular, one side of the sealing plate (21) facing the heating pipe (1) is provided with an annular flexible sealing layer, the outer side of the sealing plate is connected with a pressing rod (20), the pressing rod (20) is a hollow rod, a pressure gauge (32) for detecting the pressure inside the pressing rod (20) is fixedly connected to the pressing rod (20), the lower end of the pressing rod (20) is fixedly connected with an air outlet (33), and the air outlet (33) is connected with a pressure pump.
5. Carbon tube furnace for the preparation of aluminum nitride complex phase ceramics according to claim 1, characterized in that the picking and placing rack (28) comprises a picking and placing plate (34) which extends towards the heating pipe (1) and is horizontally arranged, and an arch-shaped opening (35) which extends towards the heating pipe (1) and penetrates through the picking and placing plate (34) is arranged on the picking and placing rack (28).
6. The carbon tube furnace for aluminum nitride composite ceramic preparation according to claim 5, wherein the extension direction of the telescopic rod (24) is arranged towards the heating tube (1), when the taking and delivering support rod (23) rotates to be vertically arranged along with the rotating rod (19), the sliding rod (29) at the lower end of the taking and delivering frame (28) is driven to correspond to the position of the heating tube (1) through the first sliding rail (25), and the position of the arch-shaped opening (35) is matched with the position of the heating tube (1).
7. The carbon tube furnace for preparing aluminum nitride complex phase ceramic according to claim 1, wherein the furnace chamber (5) comprises an upper furnace chamber and a lower furnace chamber, the upper furnace chamber and the lower furnace chamber are respectively semi-cylindrical and matched, and a plurality of heating bodies (6) which are arranged in parallel are respectively and circumferentially distributed on the inner sides of the upper furnace chamber and the lower furnace chamber.
8. The carbon tube furnace for preparing aluminum nitride complex phase ceramic according to claim 1, wherein the heating tube (1) is made of transparent material, the heating tube (1) is cylindrical, and two ends of the heating tube extend out of the heat insulation shell respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410044633.6A CN117553575B (en) | 2024-01-12 | 2024-01-12 | Carbon tube furnace for preparing aluminum nitride complex phase ceramic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410044633.6A CN117553575B (en) | 2024-01-12 | 2024-01-12 | Carbon tube furnace for preparing aluminum nitride complex phase ceramic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117553575A CN117553575A (en) | 2024-02-13 |
| CN117553575B true CN117553575B (en) | 2024-03-12 |
Family
ID=89820899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410044633.6A Active CN117553575B (en) | 2024-01-12 | 2024-01-12 | Carbon tube furnace for preparing aluminum nitride complex phase ceramic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117553575B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US715509A (en) * | 1902-03-28 | 1902-12-09 | George Westinghouse | End support and circuit-terminal for carbon-tube furnaces. |
| FR465197A (en) * | 1913-11-22 | 1914-04-09 | Thomas Shearer | Home Improvements |
| CN104760994A (en) * | 2015-03-27 | 2015-07-08 | 成都德联微纳科技有限公司 | Dynamic continuous preparation method of Ti5O9 powder and dynamic continuous sintering device |
| CN106352697A (en) * | 2016-10-12 | 2017-01-25 | 安徽贝意克设备技术有限公司 | Carbon tube furnace with rotatable crucible |
| WO2018083434A1 (en) * | 2016-11-07 | 2018-05-11 | Warner, Noel A. | Carbon-free smelting of hematite ore |
| CN112077325A (en) * | 2020-09-14 | 2020-12-15 | 明德新材料科技(浙江)股份有限公司 | Preparation method of metal surface coating with strong weather resistance |
| CN115612774A (en) * | 2022-10-12 | 2023-01-17 | 中南大学 | Novel method for making iron by directly reducing hydrogen-based shaft furnace |
| CN218580030U (en) * | 2022-11-30 | 2023-03-07 | 包头三钐稀土有限公司 | Samarium production equipment of prepareeing material |
-
2024
- 2024-01-12 CN CN202410044633.6A patent/CN117553575B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US715509A (en) * | 1902-03-28 | 1902-12-09 | George Westinghouse | End support and circuit-terminal for carbon-tube furnaces. |
| FR465197A (en) * | 1913-11-22 | 1914-04-09 | Thomas Shearer | Home Improvements |
| CN104760994A (en) * | 2015-03-27 | 2015-07-08 | 成都德联微纳科技有限公司 | Dynamic continuous preparation method of Ti5O9 powder and dynamic continuous sintering device |
| CN106352697A (en) * | 2016-10-12 | 2017-01-25 | 安徽贝意克设备技术有限公司 | Carbon tube furnace with rotatable crucible |
| WO2018083434A1 (en) * | 2016-11-07 | 2018-05-11 | Warner, Noel A. | Carbon-free smelting of hematite ore |
| CN112077325A (en) * | 2020-09-14 | 2020-12-15 | 明德新材料科技(浙江)股份有限公司 | Preparation method of metal surface coating with strong weather resistance |
| CN115612774A (en) * | 2022-10-12 | 2023-01-17 | 中南大学 | Novel method for making iron by directly reducing hydrogen-based shaft furnace |
| CN218580030U (en) * | 2022-11-30 | 2023-03-07 | 包头三钐稀土有限公司 | Samarium production equipment of prepareeing material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117553575A (en) | 2024-02-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0777569B1 (en) | Composite hot drape vacuum forming apparatus and method | |
| US3506755A (en) | Molding apparatus and methods | |
| CN117553575B (en) | Carbon tube furnace for preparing aluminum nitride complex phase ceramic | |
| CN112063804A (en) | Heat treatment device with adjustable heating position | |
| CN115900265B (en) | Multi-roller negative pressure drying equipment for medicine production | |
| CN210031181U (en) | Sock setting machine with cooling mechanism | |
| CN207373543U (en) | Vulcanizing press with automation feeding device | |
| CN216148748U (en) | Infusion device for operating room nursing | |
| CN101554500A (en) | Safety syringe structure and manufacturing method thereof | |
| CN211782369U (en) | Anti-scald heat-preservation vacuum drying oven for processing pharmaceutic adjuvant | |
| CN113262389A (en) | Traditional chinese medical science gastroenterology opsonizes device | |
| CN209256140U (en) | A kind of vacuum welding picks | |
| CN213013006U (en) | Copper pipe online annealing material receiving and discharging rotating device | |
| CN219667455U (en) | Backpack hot-pressing leveling device with traction mechanism | |
| CN212860117U (en) | Flat vulcanizing device for producing ethylene propylene rubber | |
| CN109366892B (en) | Injection mold capable of achieving rapid forming | |
| CN210094706U (en) | Automatic safe mould cup forming machine | |
| CN220501201U (en) | Sealing device for plastic packaging bag | |
| CN218615834U (en) | Laminating equipment for external wall insulation board pressurization production | |
| CN212741577U (en) | Multilayer graphite felt insulation construction for single crystal growing furnace | |
| CN214043589U (en) | Ultraviolet lamp tube cold end solidification machine | |
| CN218559837U (en) | Insulation can is used in zinc product preparation | |
| CN216578466U (en) | Intelligent temperature control molding heat preservation device for aerated bricks | |
| CN220959573U (en) | Graphitizing furnace for producing electrode negative electrode material | |
| CN219049193U (en) | Obstetrical delivery transferring nursing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |