CN111893282B - Pre-oxidation heat treatment furnace - Google Patents
Pre-oxidation heat treatment furnace Download PDFInfo
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- CN111893282B CN111893282B CN202010774514.8A CN202010774514A CN111893282B CN 111893282 B CN111893282 B CN 111893282B CN 202010774514 A CN202010774514 A CN 202010774514A CN 111893282 B CN111893282 B CN 111893282B
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0018—Details, accessories not peculiar to any of the following furnaces for charging, discharging or manipulation of charge
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Abstract
The invention relates to the field of treatment furnaces, in particular to a preoxidation heat treatment furnace, which comprises a furnace body, a furnace cover and a control panel, wherein the control panel is installed on the side wall of the bottom of the furnace body, electric heating wires are fixed on the inner side wall of the furnace body, ash removal shells are installed on the outer walls of two sides of the furnace body, slide rails are fixed on the surfaces of two sides of the furnace body, support rods are fixed at two ends of the top of the furnace body, the furnace cover is arranged on one side of the furnace body, movable pulleys are fixed on two sides of the top end of the furnace cover, a fixed seat is installed at the central position of the top end of the furnace body, a servo motor is fixed at the top end of the fixed seat, and a protective frame is fixed on the surface of the fixed seat on one side of the servo motor. The invention not only realizes the function of automatically cleaning ash of the heat treatment furnace through the opening and closing of the furnace cover, realizes the function of automatically releasing pressure inside the furnace body by the heat treatment furnace, but also avoids the loss of heat in the use process of the heat treatment furnace, and realizes the angle adjustment and material guiding work of the heat treatment furnace during feeding and discharging.
Description
Technical Field
The invention relates to the field of treatment furnaces, in particular to a pre-oxidation heat treatment furnace.
Background
The heat treatment furnace is a general term for an industrial furnace for performing various metal heat treatments on a metal workpiece, and the temperature is generally lower than that of a heating furnace, and various types of heating furnaces can be used as a heat treatment furnace in general, but the furnace temperature, the furnace atmosphere, and the like are required to be controlled strictly
Chinese patent No. CN108611479A discloses an aluminum alloy continuous heat treatment furnace, the technical scheme is that the furnace comprises a heat treatment furnace device, a feeding port, a discharging port and a rotating cylinder, an aluminum alloy transmission device is fixedly installed in the heat treatment furnace device, the feeding port is fixedly installed on one side of the aluminum alloy transmission device, and the discharging port is fixedly installed on the other side of the aluminum alloy transmission device. Although the aluminum alloy continuous heat treatment furnace ensures the uniformity of aluminum alloy heat treatment, avoids the phenomenon of uneven aluminum alloy heat treatment, effectively carries out sealing treatment on a heat treatment furnace device during heat treatment, improves the temperature inside the heat treatment furnace device, still has certain problems, and has the following points:
1. when the heat treatment furnace is used, the function of automatically cleaning ash through the opening and closing of the furnace cover is not arranged, so that the labor intensity of the heat treatment furnace in cleaning dust is increased;
2. when the heat treatment furnace is used, automatic pressure relief work of the internal pressure of the furnace body is not set, so that the stability of the internal pressure of the furnace body of the heat treatment furnace is difficult to ensure;
3. when the heat treatment furnace is used, the sealing degree between the furnace cover and the furnace body is not ideal enough, so that the heat loss phenomenon is easily caused in the use process of the heat treatment furnace;
4. the angle of the heat treatment furnace is difficult to adjust and guide when the heat treatment furnace feeds and discharges materials, so that the convenience of the heat treatment furnace in feeding and discharging materials is seriously influenced, and great troubles are brought to the use of people.
Disclosure of Invention
The present invention is directed to a pre-oxidation heat treatment furnace to solve the above problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a pre-oxidation heat treatment furnace comprises a furnace body, a furnace cover and a control panel, wherein the control panel is installed on the side wall of the bottom of the furnace body, a U-shaped frame is fixed on the surface of the furnace body above the control panel, a guide frame is arranged on the inner side of the U-shaped frame, hinged columns are installed at two ends of the guide frame, one end, away from the guide frame, of each hinged column is hinged with the inner wall of the U-shaped frame, a rotating frame is fixed on the surface of the furnace body below the guide frame, electric heating wires are fixed on the inner side wall of the furnace body, the input ends of the electric heating wires are electrically connected with the output end of a single chip microcomputer in the control panel, ash cleaning shells are installed on the outer walls of two sides of the furnace body, an induced draft fan is fixed at the top end of each ash cleaning shell, the output end of the induced draft fan extends to the inside of the ash cleaning shells, and the input end of the single chip microcomputer in the control panel is electrically connected with the output end of the single chip microcomputer in the control panel, the input end of the draught fan is provided with a high-temperature resistant ceramic tube, one end of the high-temperature resistant ceramic tube is communicated with the inside of the furnace body, the bottom end of the ash removal shell is provided with an air pump, the input end of the air pump is fixed with an air conveying filter tube, the input end of the air pump is electrically connected with the output end of a singlechip inside the control panel, the inside of the furnace body on one side of the air pump is provided with a pressure stabilizing mechanism, the surfaces of the two sides of the furnace body are fixed with slide rails, the two ends of the top of the furnace body are fixed with support rods, the top ends of the support rods are provided with support sleeves, shaft rods are hinged between the adjacent support sleeves, the surfaces of the shaft rods on one side of the support sleeves are provided with wire cylinders, the surfaces of the shaft rods on one side of the wire cylinders are sleeved with bearings, one side of the furnace body is provided with a furnace cover, the two sides of the top of the furnace cover are fixed with movable pulleys, and the inner walls on the two sides of the furnace cover are fixed with straight racks, the utility model discloses a furnace body, including furnace body, fixing base, servo motor, protection frame, belt pulley, shaft lever, servo motor, protection frame, servo motor's the fixed surface of fixing base one side is fixed with the protection frame, and the one end of shaft lever passes the protection frame, servo motor's output passes through the shaft coupling and installs the pivot, and the one end that servo motor was kept away from in the pivot extends to the inside of protection frame and installs the belt pulley to the one end that the pivot was kept away from to the belt pulley is connected with the fixed surface of shaft lever.
Preferably, the inner walls of two sides of the furnace cover are both fixed with U-shaped anti-falling frames, the inner side walls of the U-shaped anti-falling frames are hinged with rolling wheels at equal intervals, and the surfaces of the rolling wheels are matched with the surfaces of the sliding rails in a rolling manner.
Preferably, the side wall of the inner part of the ash removing shell is provided with a filter element, the inner part of the filter element is provided with an ash leaking through groove, a brush barrel is arranged in the ash leaking through groove, an ash guiding inclined plate is fixed in the ash removing shell below the brush barrel, the top end of the ash guiding inclined plate is hinged with the bottom end of the brush barrel, one end of the gas transmission filter tube, which is far away from the gas pump, penetrates through the ash guiding inclined plate and extends to the inner part of the ash removing shell, the surface of the ash removing shell at one side of the ash guiding inclined plate is stuffed with an ash removing plug, the two sides of the top part of the brush barrel are both fixed with brush rods, the surfaces of the brush rods are attached to the surface of the filter element, the top end of the brush barrel is fixed with transverse conical teeth, the top end of the transverse conical teeth is hinged with a support shaft, the top end of the support shaft is hinged with the inner side wall of the ash removing shell, the side wall of the support shaft is hinged with a rotating rod, and one end of the rotating rod is fixed with longitudinal conical teeth, and the longitudinal bevel gear is meshed with the transverse bevel gear, the other end of the rotating rod extends to the outer wall of the ash removal shell and is provided with circular teeth, and the circular teeth are meshed with the straight rack.
Preferably, a fixing rod is mounted on the surface of the bearing, the bottom end of the fixing rod is fixedly connected with the top end of the furnace body, a pulling line body is fixed on the surface of the fixing rod, and one end of the pulling line body penetrates through the movable pulley and is wound on the surface of the bobbin.
Preferably, the inside of guide frame articulates there is equidistant roller, and the both ends of roller all are fixed with the gear to adjacent gear intermeshing, the roller both ends that U type frame one side was kept away from to the guide frame all run through the guide frame and are fixed with the handle.
Preferably, the pressure stabilizing mechanism is internally provided with a pressure stabilizing through cavity, a reset spring, an annular groove, a diversion trench, a top pressure column, an air guide hole, an annular tight patch and a connection groove in sequence, the pressure stabilizing through cavity is arranged on both sides inside the furnace body, the top pressure column is plugged at one end of the pressure stabilizing through cavity, the surface of the top pressure column is attached to the inner side wall of the pressure stabilizing through cavity, the diversion trench is arranged at one end of the pressure stabilizing through cavity, the connection groove is arranged on one side of the pressure stabilizing through cavity away from the diversion trench, the annular groove is arranged on the outer side of the pressure stabilizing through cavity and communicated with the pressure stabilizing through cavity, the annular tight patch is arranged inside the annular groove, the inner side wall of the annular tight patch is fixedly connected with the outer wall of the top pressure column, the reset spring is fixed on the outer wall of the annular tight patch, and the other end of the reset spring is fixedly connected with the inner side wall of the annular groove, an air inlet pipe is filled in one side of the connecting groove, the surface of the air inlet pipe is attached to the surface of the connecting groove, and one end of the air inlet pipe penetrates through the pressure stabilizing through cavity and is communicated with the output end of the air pump.
Preferably, all articulate on the inside wall of rotation frame and have a spiral shell section of thick bamboo, and the top threaded connection of a spiral shell section of thick bamboo has a screw rod, the top circumference of screw rod articulates there is articulated seat, and the top of articulated seat is articulated mutually with the surface of guide frame, all threaded connection has set screw on the outer wall of rotation frame both sides, and set screw's one end runs through the rotation frame and with the surperficial screw thread fastening connection of a spiral shell section of thick bamboo.
Preferably, the furnace cover surfaces of two sides of the U-shaped anti-falling frame are both fixed with sliding strips, the surfaces of the sliding strips are attached to the surfaces of the sliding rails, and the outer walls of one side of the sliding strips are both fixed with equally spaced extrusion springs.
Preferably, one side of the extrusion spring is provided with a sealing sheet, the surface of the sealing sheet and one end of the extrusion spring, which is far away from the sliding strip, are fixedly connected, and the surface of the sealing sheet is tightly attached to the side wall of the sliding rail.
Compared with the prior art, the invention has the beneficial effects that: the pre-oxidation heat treatment furnace not only realizes the function of automatically cleaning ash of the heat treatment furnace through the opening and closing action of the furnace cover, realizes the function of automatically releasing the pressure inside the furnace body by the heat treatment furnace, but also avoids the loss of heat in the use process of the heat treatment furnace, and realizes the angle adjustment and material guiding work of the heat treatment furnace during feeding and discharging;
1. the furnace cover drives the straight rack to move by being provided with the straight rack, the circular teeth, the rotating rod, the transverse bevel teeth, the brush barrel and the brush rod, the straight rack can be meshed with the circular teeth in the moving process to drive the rotating rod and the longitudinal bevel teeth to rotate, the longitudinal bevel teeth can be meshed with the transverse bevel teeth in the rotating process and driven by the support shaft to drive the brush barrel and the brush rod to rotate so as to brush dust attached to the surface of the filter element to the surface of the dust guide inclined plate through the dust leakage through groove, and then the dust is discharged by opening the dust cleaning plug, so that the function of automatically cleaning dust of the heat treatment furnace through the opening and closing action of the furnace cover is realized, and the labor intensity of the heat treatment furnace in cleaning dust is reduced;
2. the pressure stabilizing through cavity, the reset spring, the annular groove, the diversion groove, the top pressing column, the air guide hole, the annular tight pasting piece and the connecting groove are arranged, the top pressing column can move along the pressure stabilizing through cavity under the pushing of pressure, when one end of the diversion groove moves to the inside of the annular groove, the furnace body can be communicated with the air inlet pipe through the diversion groove, the annular groove, the air guide hole, the connecting groove and the air inlet pipe, the pressure inside the furnace body is relieved through the air pump through the air conveying filter pipe, the reset spring can push the annular tight pasting piece to drive the top pressing column to reset through the elastic action after the pressure relief, the automatic pressure relief function of the heat treatment furnace to the inside of the furnace body is realized, and the stability of the pressure inside the furnace body of the heat treatment furnace is ensured;
3. by arranging the rolling wheel, the sliding strip, the extrusion spring and the sealing piece, the rolling wheel and the sliding rail on the inner side wall of the furnace cover can roll mutually when the furnace cover moves downwards, so that the friction force when the furnace cover moves downwards is reduced, meanwhile, the sliding strip on the inner side wall of the furnace cover can be attached to the surface of the sliding rail, the extrusion spring on the surface of the sliding strip drives the sealing piece to be fastened and attached to the side wall of the sliding rail under the action of elasticity in the attaching process, the sealing degree of the furnace cover and the furnace body is increased, and the heat loss phenomenon in the using process of the heat treatment furnace is avoided;
4. through being provided with the guide frame, the spiral shell section of thick bamboo, the screw rod, articulated seat, gear and roller, rotatory screw rod, make it drive articulated seat and remove under the screw-thread fit of spiral shell section of thick bamboo, can cause the guide frame to rotate around U type frame by a small margin under the articulated effect of articulated post when articulated seat removes, reverse rotation set screw behind the suitable position department when rotatory, it is fixed with it with spiral shell section of thick bamboo thread fastening connection, pass through twist grip afterwards, can drive the roller rotation under the meshing of gear when the handle is rotatory, the regulation and the guide work of angle when having realized heat treatment furnace business turn over material, thereby convenience when having improved heat treatment furnace business turn over material.
Drawings
FIG. 1 is a schematic view of a front view of the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of the present invention;
FIG. 3 is a schematic view of a partial top enlarged structure of the present invention;
FIG. 4 is a schematic view of a top enlarged structure of a material guiding frame according to the present invention;
FIG. 5 is a partial side view of the enlarged structure of the present invention;
FIG. 6 is a schematic view of a partially enlarged structure of the present invention;
FIG. 7 is an enlarged side view, cross-sectional view of the U-shaped anti-slip frame according to the present invention;
FIG. 8 is an enlarged side view, cross-sectional view of the ash removal housing of the present invention;
fig. 9 is an enlarged structural schematic diagram of the voltage stabilizing mechanism of the present invention.
In the figure: 1. a furnace body; 2. a furnace cover; 201. straight rack; 3. a soot cleaning housing; 301. a support shaft; 302. longitudinal bevel teeth; 303. a circular tooth; 304. rotating the rod; 305. clearing the ash plug; 306. an ash guide sloping plate; 307. transverse bevel teeth; 4. a support bar; 5. a support sleeve; 6. fixing the rod; 7. a protective frame; 8. a shaft lever; 9. a bearing; 10. a bobbin; 11. lifting the wire body; 12. an induced draft fan; 13. a material guiding frame; 1301. a gear; 1302. a roll shaft; 1303. a handle; 14. a control panel; 15. a screw cylinder; 16. an air pump; 17. a slide rail; 18. an electric heating wire; 19. a movable pulley; 20. a high temperature resistant ceramic tube; 21. a brush cylinder; 2101. a brush bar; 22. a filter element; 2201. a dust leakage through groove; 23. a gas transmission filter tube; 24. an air inlet pipe; 25. a pressure stabilizing mechanism; 2501. a pressure stabilizing through cavity; 2502. a return spring; 2503. a ring-shaped slot is arranged; 2504. a diversion trench; 2505. pressing the column; 2506. an air vent; 2507. an annular tight patch; 2508. connecting grooves; 26. a set screw; 27. a belt pulley; 28. a fixed seat; 29. a servo motor; 30. a rotating shaft; 31. a U-shaped frame; 32. a hinged column; 33. a hinged seat; 34. a screw; 35. rotating the frame; 36. a slide bar; 37. a U-shaped anti-drop frame; 3701. a rolling wheel; 38. a compression spring; 39. and (7) sealing the sheet.
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.
Referring to fig. 1-9, an embodiment of the present invention is shown: a pre-oxidation heat treatment furnace comprises a furnace body 1, a furnace cover 2 and a control panel 14, wherein the control panel 14 is installed on the side wall of the bottom of the furnace body 1, the type of the control panel 14 can be selected from LAY10 series master control electric appliances, a U-shaped frame 31 is fixed on the surface of the furnace body 1 above the control panel 14, a guide frame 13 is arranged on the inner side of the U-shaped frame 31, the inner part of the guide frame 13 is hinged with roller shafts 1302 at equal intervals, gears 1301 are fixed at two ends of each roller shaft 1302, the adjacent gears 1301 are mutually meshed, two ends of each roller shaft 1302, far away from one side of the U-shaped frame 31, of each guide frame 13 penetrate through the guide frame 13 and are fixed with handles 1303, and the handles are used for guiding materials;
the two ends of the material guiding frame 13 are both provided with hinged columns 32, one end of the hinged column 32 far away from the material guiding frame 13 is hinged with the inner wall of the U-shaped frame 31, the surface of the furnace body 1 below the material guiding frame 13 is fixed with a rotating frame 35, the inner side wall of the rotating frame 35 is hinged with a screw tube 15, and the top end of the screw cylinder 15 is connected with a screw rod 34 in a threaded manner, the top end of the screw rod 34 is hinged with a hinged seat 33 in the circumferential direction, the top end of the hinged seat 33 is hinged with the surface of the material guiding frame 13, for angle adjustment, the outer walls of the two sides of the rotating frame 35 are all connected with fixing screws 26 in a threaded manner, one end of the fixing screw 26 penetrates through the rotating frame 35 and is in threaded fastening connection with the surface of the screw cylinder 15, used for fixing the screw cylinder 15, the inner side wall of the furnace body 1 is fixed with an electric heating wire 18, the model of the electric heating wire 18 can be selected from CN series, and the input end of the electric heating wire 18 is electrically connected with the output end of the singlechip in the control panel 14;
the outer walls of two sides of the furnace body 1 are all provided with ash removal shells 3, the top ends of the ash removal shells 3 are all fixed with induced draft fans 12, the output ends of the induced draft fans 12 extend into the ash removal shells 3, the input ends of the induced draft fans 12 are provided with high temperature resistant ceramic tubes 20, one ends of the high temperature resistant ceramic tubes 20 are communicated with the inside of the furnace body 1, the bottom ends of the ash removal shells 3 are all provided with air pumps 16, the input ends of the air pumps 16 are all fixed with air conveying filter tubes 23, and the inside of the furnace body 1 on one side of each air pump 16 is provided with a pressure stabilizing mechanism 25;
the pressure stabilizing mechanism 25 is internally provided with a pressure stabilizing through cavity 2501, a return spring 2502, an annular groove 2503, a flow guide groove 2504, a jacking column 2505, an air guide hole 2506, an annular tight patch 2507 and a connecting groove 2508 in sequence, the pressure stabilizing through cavity 2501 is arranged on both sides of the interior of the furnace body 1, the jacking column 2505 is plugged at one end of the pressure stabilizing through cavity 2501, the surface of the jacking column 2505 is attached to the inner side wall of the pressure stabilizing through cavity 2501, the flow guide groove 2504 is arranged at one end of the pressure stabilizing through cavity 2501, the connecting groove 2508 is arranged on one side of the pressure stabilizing through cavity 2501 far away from the flow guide groove 2504, the annular groove 2503 is arranged on the outer side of the pressure stabilizing through cavity 2501, the annular groove 2503 is communicated with the connecting groove 2508 through the air guide hole 2506, the annular tight patch 2507 is arranged in the annular tight patch 2507, the inner side wall of the annular tight patch 2507 is fixedly connected with the outer wall of the jacking column 2505, and the outer wall of the annular tight patch 2502 is fixedly connected with the return spring 2502, the other end of the return spring 2502 is fixedly connected with the inner side wall of the annular accommodating groove 2503, an air inlet pipe 24 is filled in one side of the connecting groove 2508, the surface of the air inlet pipe 24 is attached to the surface of the connecting groove 2508, and one end of the air inlet pipe 24 penetrates through the pressure stabilizing through cavity 2501 and is communicated with the output end of the air pump 16;
when the pressure-stabilizing ventilation device is used, if the pressure inside the furnace body 1 is high, the top pressure column 2505 can move along the pressure-stabilizing ventilation cavity 2501 under the pushing of pressure, when one end of the diversion trench 2504 moves into the annular placing trench 2503, the furnace body 1 can be communicated with the air inlet pipe 24 through the diversion trench 2504, the annular placing trench 2503, the air guide hole 2506 and the connecting trench 2508, the pressure inside the furnace body 1 is relieved through the air pump 16 through the air transmission filter pipe 23, and the reset spring 2502 after pressure relief can push the annular fastening patch 2507 to drive the top pressure column 2505 to reset through the elastic action, so that the automatic pressure relief function of the heat treatment furnace on the inside of the furnace body 1 is realized, and the stability of the pressure inside the heat treatment furnace is ensured;
a filter core 22 is mounted on the side wall of the inside of the ash cleaning shell 3, an ash leakage through groove 2201 is formed in the filter core 22, a brush barrel 21 is arranged in the ash leakage through groove 2201, an ash guide inclined plate 306 is fixed in the ash cleaning shell 3 below the brush barrel 21, the top end of the ash guide inclined plate 306 is hinged with the bottom end of the brush barrel 21, one end of the air transmission filter tube 23 far away from the air pump 16 penetrates through the ash guide inclined plate 306 and extends into the ash cleaning shell 3, an ash cleaning plug 305 is filled on the surface of the ash cleaning shell 3 on one side of the ash guide inclined plate 306, brush rods 2101 are fixed on both sides of the top of the brush barrel 21, the surface of the brush rod 2101 is attached to the surface of the filter core 22, a transverse conical tooth 307 is fixed on the top end of the brush barrel 21, a support shaft 301 is hinged with the top end of the transverse conical tooth 307, the top end of the support shaft 301 is hinged with a rotating rod of the ash cleaning shell 3, a side wall of the ash cleaning shell 3 on one side of the support shaft 301 is hinged with a 304, a longitudinal bevel gear 302 is fixed at one end of the rotating rod 304, the longitudinal bevel gear 302 is meshed with a transverse bevel gear 307, the other end of the rotating rod 304 extends to the outer wall of the ash removal shell 3 and is provided with a circular gear 303, and the circular gear 303 is meshed with the straight rack 201;
when the dust removing device is used, the straight rack 201 is driven to move through the movement of the furnace cover 2, the straight rack 201 can be meshed with the circular teeth 303 in the moving process to drive the rotating rod 304 and the longitudinal bevel teeth 302 to rotate, the longitudinal bevel teeth 302 can be meshed with the transverse bevel teeth 307 in the rotating process and driven by the supporting shaft 301 to drive the brush barrel 21 and the brush rod 2101 to rotate, so that dust attached to the surface of the filter element 22 is brushed to the surface of the dust guide inclined plate 306 through the dust leakage through groove 2201, and then the dust is discharged through opening the dust removing plug 305, so that the function of automatically removing dust of the heat treatment furnace by utilizing the opening and closing action of the furnace cover 2 is realized, and the labor intensity of the heat treatment furnace in dust removing is reduced;
the furnace comprises a furnace body 1, sliding rails 17, supporting rods 4, a supporting sleeve 5, a shaft rod 8, a wire barrel 10, a bearing 9, a fixed rod 6, a lifting wire body 11, a movable pulley 19 and a straight rack 201, wherein the sliding rails 17 are fixed on the surfaces of two sides of the furnace body 1, the supporting rods 4 are fixed at two ends of the top of the furnace body 1, the supporting sleeves 5 are mounted at the top ends of the supporting rods 4, the shaft rod 8 is hinged between every two adjacent supporting sleeves 5, the wire barrel 10 is mounted on the surface of the shaft rod 8 at one side of each supporting sleeve 5, the bearing 9 is sleeved on the surface of the shaft rod 8 at one side of each wire barrel 10, the fixed rod 6 is mounted on the surface of the fixed rod 6, the lifting wire body 11 is fixed on the surface of the fixed pulley 19, one end of the lifting wire body 11 penetrates through the movable pulley 19 and is wound on the surface of the wire barrel 10 and is used for lifting and lifting the furnace cover 2, the furnace cover 2 is arranged on one side of the furnace cover 2, and the movable pulleys 19 are fixed on the inner walls at two sides of the furnace cover 2;
the inner walls of two sides of the furnace cover 2 are all fixed with U-shaped anti-falling frames 37, the inner side walls of the U-shaped anti-falling frames 37 are hinged with rolling wheels 3701 at equal intervals, the surfaces of the rolling wheels 3701 and the surfaces of the sliding rails 17 are in rolling fit with each other and used for sliding work when the furnace cover 2 descends, sliding strips 36 are all fixed on the surfaces of the furnace cover 2 at two sides of the U-shaped anti-falling frames 37, the surfaces of the sliding strips 36 are attached to the surfaces of the sliding rails 17, the outer wall of one side of each sliding strip 36 is fixed with equally-spaced extrusion springs 38 and used for sealing work of the furnace body 1 and the furnace cover 2, one side of each extrusion spring 38 is provided with a sealing piece 39, the surface of each sealing piece 39 is fixedly connected with one end, far away from the corresponding sliding strip 36, of each extrusion spring 38, and the surface of each sealing piece 39 is tightly attached to the side walls of the sliding rails 17, so that the sealing of the furnace body 1 and the furnace cover 2 is convenient;
the central point department on furnace body 1 top puts and installs fixing base 28, and the top of fixing base 28 is fixed with servo motor 29, GK6 series AC servo motor can be chooseed for use to this servo motor 29's model, and servo motor 29's input and the output electric connection of the inside singlechip of control panel 14, the fixing base 28 fixed surface of servo motor 29 one side has protection frame 7, and protection frame 7 is passed to the one end of axostylus axostyle 8, pivot 30 is installed through the shaft coupling to servo motor 29's output, and the one end that servo motor 29 was kept away from to pivot 30 extends to the inside of protection frame 7 and installs belt pulley 27, and belt pulley 27 keeps away from the one end of pivot 30 and is connected with the fixed surface of axostylus axostyle 8.
The working principle is as follows: when in use, the external power supply is used, firstly, the material to be processed is placed in the furnace body 1, after the material to be processed is placed, the servo motor 29 on the surface of the fixed seat 28 is controlled to work by operating the control panel 14, the servo motor 29 drives the shaft lever 8 to rotate under the action of the rotating shaft 30 and the belt pulley 27, the shaft lever 8 drives the wire barrel 10 to rotate when rotating, so that the pulling wire body 11 on the surface of the wire barrel 10 carries out wire paying-off, the furnace cover 2 is driven to move downwards by the guiding of the movable pulley 19 and the supporting work of the fixed rod 6 when paying-off, the rolling wheel 3701 on the inner side wall of the furnace cover 2 and the slide rail 17 roll mutually when the furnace cover 2 moves downwards, the friction force when the furnace cover 2 moves downwards is reduced, meanwhile, the sliding strip 36 on the inner side wall of the furnace cover 2 is attached to the surface of the slide rail 17, the extrusion spring 38 on the surface of the sliding strip 36 drives the sealing sheet 39 to be tightly attached to the side wall of the slide rail 17 under the action of the elastic force, so as to increase the sealing degree of the furnace body 2 and the furnace cover 1, thereby the heat loss phenomenon in the use process of the heat treatment furnace is avoided, the control panel 14 is operated after the furnace cover 2 is moved, the electric heating wire 18 is controlled to work, the electric heating wire 18 can heat the material to be treated, when the gas is required to be filtered in the treatment process, the control panel 14 controls the draught fan 12 to work, the draught fan 12 conveys the gas to the inside of the ash cleaning shell 3 through the high temperature resistant ceramic tube 20, and the gas is filtered through the filter core 22 in the ash cleaning shell 3, the filtered dust can be attached to the surface of the filter core 22, when the furnace cover 2 is moved after the material is heated, the furnace cover 2 drives the straight rack 201 to move, the straight rack 201 can be mutually meshed with the circular teeth 303 in the moving process to drive the rotating rod 304 and the longitudinal conical teeth 302 to rotate, when the longitudinal conical teeth 302 rotate, the transverse conical teeth 307 can be meshed with the support shaft 301 to drive the brush barrel 21 and the brush rod 2101 to rotate so as to brush the dust attached to the surface of the filter core 22 to the ash guide sloping plate through the ash leakage through the ash leakage through groove 2201 306, the dust is discharged by opening the dust removing plug 305, so that the heat treatment furnace completes the automatic dust removing function through the opening and closing action of the furnace cover 2, thereby reducing the labor intensity during dust removing of the heat treatment furnace, when the heat treatment furnace is used, if the pressure inside the furnace body 1 is high, the top pressure column 2505 can move along the pressure stabilizing through cavity 2501 under the pushing of the pressure, when one end of the diversion trench 2504 moves to the inside of the annular groove 2503, the furnace body 1 can be communicated with the air inlet pipe 24 through the diversion trench 2504, the annular groove 2503, the air guide hole 2506, the connection groove 2508 and the air delivery pipe 23 through the air pump 16, the pressure inside the furnace body 1 is released, the return spring 2502 pushes the annular tight patch 2507 to drive the top pressure column 2505 to return through the elastic action after the pressure releasing, so as to realize the automatic pressure releasing function of the heat treatment furnace to the inside of the furnace body 1, thereby ensuring the stability of the pressure inside the heat treatment furnace, finally, when the heat treatment furnace is used, the fixing screw 26 is rotated to be loose with the surface of the screw cylinder 15, the screw rod 34 is rotated to drive the hinge seat 33 to move under the threaded fit of the screw cylinder 15, the guide frame 13 can rotate around the U-shaped frame 31 in a small range under the hinge action of the hinge column 32 when the hinge seat 33 moves, the fixing screw 26 is reversely rotated at a proper position when the fixing screw 26 rotates to be fixedly connected with the screw cylinder 15 in a threaded fastening mode, and then the roller shaft 1302 is driven to rotate under the meshing of the gear 1301 when the handle 1303 rotates, so that the angle adjustment and the guide operation of the heat treatment furnace during feeding and discharging are realized, the convenience of the heat treatment furnace during feeding and discharging is improved, and the use operation of the heat treatment furnace is finally completed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a pre-oxidation heat treatment furnace, includes furnace body (1), bell (2) and control panel (14), its characterized in that: the utility model discloses a furnace body, including furnace body (1), install control panel (14) on the lateral wall of furnace body (1) bottom, and furnace body (1) fixed surface of control panel (14) top has U type frame (31), the inboard of U type frame (31) is provided with guide frame (13), and articulated post (32) are all installed at the both ends of guide frame (13), and articulated post (32) keep away from the one end of guide frame (13) and the inner wall of U type frame (31) and articulate mutually, furnace body (1) fixed surface of guide frame (13) below has rotation frame (35), all be fixed with electric heating wire (18) on the inside wall of furnace body (1), and the input of electric heating wire (18) and the output electric connection of the inside singlechip of control panel (14), all install deashing casing (3) on the outer wall of furnace body (1) both sides, and the top of deashing casing (3) all is fixed with draught fan (12), and the output of draught fan (12) extends to the inside of deashing casing (3), and the input of draught fan (12) and the output electric connection of the inside singlechip of control panel (14) simultaneously, high temperature resistant ceramic pipe (20) are installed to the input of draught fan (12), and the one end of high temperature resistant ceramic pipe (20) is linked together with the inside of furnace body (1), air pump (16) are all installed to the bottom of deashing casing (3), and the input of air pump (16) all is fixed with gas transmission filter tube (23), and the input of air pump (16) and the output electric connection of the inside singlechip of control panel (14), furnace body (1) on one side of air pump (16) all is provided with pressure stabilizing mechanism (25) inside, the surface of furnace body (1) both sides all is fixed with slide rail (17), the both ends at furnace body (1) top all are fixed with bracing piece (4), the top end of the supporting rod (4) is provided with a supporting sleeve (5), a shaft lever (8) is hinged between every two adjacent supporting sleeves (5), the surface of the shaft lever (8) on one side of each supporting sleeve (5) is provided with a wire barrel (10), the surface of the shaft lever (8) on one side of each wire barrel (10) is sleeved with a bearing (9), one side of the furnace body (1) is provided with a furnace cover (2), the two sides of the top end of the furnace cover (2) are respectively fixed with a movable pulley (19), the inner walls on the two sides of the furnace cover (2) are respectively fixed with a straight rack (201), the central position of the top end of the furnace body (1) is provided with a fixed seat (28), the top end of the fixed seat (28) is fixed with a servo motor (29), the input end of the servo motor (29) is electrically connected with the output end of a single chip microcomputer in the control panel (14), the surface of the fixed seat (28) on one side of the servo motor (29) is provided with a protective frame (7), one end of the shaft rod (8) penetrates through the protective frame (7), the output end of the servo motor (29) is provided with a rotating shaft (30) through a coupler, one end, far away from the servo motor (29), of the rotating shaft (30) extends into the protective frame (7) and is provided with a belt pulley (27), and one end, far away from the rotating shaft (30), of the belt pulley (27) is fixedly connected with the surface of the shaft rod (8);
the side wall of the inside of the ash cleaning shell (3) is provided with a filter element (22), an ash leakage through groove (2201) is formed in the filter element (22), a brush cylinder (21) is arranged in the ash leakage through groove (2201), an ash guide inclined plate (306) is fixed in the ash cleaning shell (3) below the brush cylinder (21), the top end of the ash guide inclined plate (306) is hinged with the bottom end of the brush cylinder (21), one end, far away from an air pump (16), of an air transmission filter pipe (23) penetrates through the ash guide inclined plate (306) and extends to the inside of the ash cleaning shell (3), an ash cleaning plug (305) is arranged on the surface of the ash cleaning shell (3) on one side of the ash guide inclined plate (306), brush rods (2101) are fixed on two sides of the top of the brush cylinder (21), the surface of each brush rod (2101) is attached to the surface of the filter element (22), and transverse conical teeth (307) are fixed on the top end of the brush cylinder (21), a supporting shaft (301) is hinged to the top end of the transverse conical tooth (307), the top end of the supporting shaft (301) is hinged to the inner side wall of the ash removal shell (3), a rotating rod (304) is hinged to the side wall of the ash removal shell (3) on one side of the supporting shaft (301), a longitudinal conical tooth (302) is fixed to one end of the rotating rod (304), the longitudinal conical tooth (302) is meshed with the transverse conical tooth (307), the other end of the rotating rod (304) extends to the outer wall of the ash removal shell (3) and is provided with a circular tooth (303), and the circular tooth (303) is meshed with the straight rack (201);
the roller shafts (1302) are hinged to the interior of the guide frame (13) at equal intervals, gears (1301) are fixed to two ends of each roller shaft (1302), adjacent gears (1301) are meshed with each other, and two ends of each roller shaft (1302) on one side, far away from the U-shaped frame (31), of the guide frame (13) penetrate through the guide frame (13) and are fixed with handles (1303);
the pressure stabilizing mechanism (25) is internally provided with a pressure stabilizing through cavity (2501), a return spring (2502), an annular groove (2503), a flow guide groove (2504), a top pressure column (2505), an air guide hole (2506), an annular tight patch (2507) and a connecting groove (2508) in sequence, the pressure stabilizing through cavity (2501) is arranged on both sides of the interior of the furnace body (1), the top pressure column (2505) is plugged at one end of the pressure stabilizing through cavity (2501), the surface of the top pressure column (2505) is attached to the inner side wall of the pressure stabilizing through cavity (2501), the flow guide groove (2504) is arranged at one end of the pressure stabilizing through cavity (2501), the connecting groove (2508) is arranged on one side of the pressure stabilizing through cavity (2501) far away from the flow guide groove (2504), the annular groove (2503) is arranged on the outer side of the pressure stabilizing through cavity (2501), the annular groove (2503) is communicated with the pressure stabilizing through cavity (2501), and the annular groove (2508) is communicated with the pressure guide hole (2506), the inside of groove (2503) is put to the annular is provided with annular tight paster (2507), and the inside wall of the tight paster of annular (2507) and the outer wall fixed connection of top compression leg (2505), all be fixed with reset spring (2502) on the outer wall of the tight paster of annular (2507), and the other end of reset spring (2502) and the inside wall fixed connection of groove (2503) are put to the annular, intake pipe (24) have been filled in to one side of spread groove (2508), and the surface of intake pipe (24) is laminated with the surface of spread groove (2508) mutually to the one end of intake pipe (24) is passed steady voltage and is led to chamber (2501) and is linked together with the output of air pump (16).
2. The pre-oxidation heat treatment furnace according to claim 1, wherein: the inner walls of two sides of the furnace cover (2) are all fixed with U-shaped anti-falling frames (37), the inner side walls of the U-shaped anti-falling frames (37) are hinged with rolling wheels (3701) at equal intervals, and the surfaces of the rolling wheels (3701) are matched with the surfaces of the sliding rails (17) in a rolling mode.
3. The pre-oxidation heat treatment furnace according to claim 1, wherein: the furnace body is characterized in that a fixing rod (6) is mounted on the surface of the bearing (9), the bottom end of the fixing rod (6) is fixedly connected with the top end of the furnace body (1), a lifting line body (11) is fixed on the surface of the fixing rod (6), and one end of the lifting line body (11) penetrates through a movable pulley (19) and is wound on the surface of the bobbin (10).
4. The pre-oxidation heat treatment furnace according to claim 1, wherein: all articulated on the inside wall of rotation frame (35) have a screw section of thick bamboo (15), and the top threaded connection of screw section of thick bamboo (15) has screw rod (34), the top circumference of screw rod (34) articulates there is articulated seat (33), and the top of articulated seat (33) is articulated mutually with the surface of guide frame (13), all threaded connection has set screw (26) on the outer wall of rotation frame (35) both sides, and the one end of set screw (26) runs through rotate frame (35) and with the surperficial screw thread fastening connection of screw section of thick bamboo (15).
5. The pre-oxidation heat treatment furnace according to claim 2, wherein: the furnace cover (2) surfaces of two sides of the U-shaped anti-falling frame (37) are all fixed with sliding strips (36), the surfaces of the sliding strips (36) are attached to the surface of the sliding rail (17), and the outer walls of one side of the sliding strips (36) are all fixed with equally spaced extrusion springs (38).
6. The pre-oxidation heat treatment furnace according to claim 5, wherein: one side of the extrusion spring (38) is provided with a sealing piece (39), the surface of the sealing piece (39) is fixedly connected with one end, far away from the sliding strip (36), of the extrusion spring (38), and the surface of the sealing piece (39) is tightly attached to the side wall of the sliding rail (17).
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| CN202010774514.8A CN111893282B (en) | 2020-08-04 | 2020-08-04 | Pre-oxidation heat treatment furnace |
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| CN202010774514.8A CN111893282B (en) | 2020-08-04 | 2020-08-04 | Pre-oxidation heat treatment furnace |
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| WO2005085735A1 (en) * | 2004-03-03 | 2005-09-15 | Srecko Prislan | Device for intake, processing and offtake of gases in an arc furnance |
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| CN209857647U (en) * | 2019-05-07 | 2019-12-27 | 无锡派克新材料科技股份有限公司 | Box resistance furnace with exhaust-gas treatment function |
| CN210441650U (en) * | 2019-09-04 | 2020-05-01 | 昆山顶嘉富自动化科技有限公司 | Metal product heating furnace |
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| WO2005085735A1 (en) * | 2004-03-03 | 2005-09-15 | Srecko Prislan | Device for intake, processing and offtake of gases in an arc furnance |
| JP2009270758A (en) * | 2008-05-07 | 2009-11-19 | Tou Surface Tech Kk | Box type anti-oxidation heat treat furnace |
| CN203794970U (en) * | 2014-04-24 | 2014-08-27 | 江苏海事职业技术学院 | Anti-explosion nitriding furnace |
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| CN111893282A (en) | 2020-11-06 |
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Effective date of registration: 20211228 Address after: 212300 glasses Industrial Park, Situ Town, Danyang City, Zhenjiang City, Jiangsu Province Applicant after: JIANGSU WEIER FURNACE INDUSTRY CO.,LTD. Address before: 230091 No. 4301, Xiyou Road, Shushan District, Hefei City, Anhui Province Applicant before: Liu Gen |
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