CN112941297B - Normalizing equipment for producing Hi-B steel - Google Patents
Normalizing equipment for producing Hi-B steel Download PDFInfo
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- CN112941297B CN112941297B CN202110124456.9A CN202110124456A CN112941297B CN 112941297 B CN112941297 B CN 112941297B CN 202110124456 A CN202110124456 A CN 202110124456A CN 112941297 B CN112941297 B CN 112941297B
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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
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
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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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/52—Methods of heating with flames
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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
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/562—Details
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Abstract
The invention belongs to the technical field of heat treatment equipment, and particularly relates to normalizing equipment for Hi-B steel production, which comprises a furnace body, wherein a conveying roller is rotationally connected in the furnace body; the side wall of one side of the furnace body comprises an inner layer, a high temperature resistant layer and an outer wall layer; the high-temperature resistant layer is formed by splicing sintered bricks, each sintered brick comprises an adjusting sintered brick body, a positioning sintered brick body, a fixed sintered brick body and a conventional sintered brick body, the fixed sintered brick body is positioned on the uppermost layer of the high-temperature resistant layer, the positioning sintered brick body is opposite to a conveying roller, and the adjusting sintered brick body is adjacent to the positioning sintered brick body and positioned above the positioning sintered brick body; the outer wall layer comprises a fixed plate and a movable plate opposite to the fixed sintered brick body, and the movable plate is detachably arranged on the fixed plate; the part of the inner layer, which is opposite to the fixed sintered brick body, is provided with a through hole; the conveying roller comprises an inner roller and an outer cylinder which is detachably arranged on the inner roller. This scheme of use also can change the urceolus at the in-process of normalizing furnace work, does not influence normalizing furnace's normal work.
Description
Technical Field
The invention belongs to the technical field of heat treatment equipment, and particularly relates to normalizing equipment for Hi-B steel production.
Background
The normalizing furnace is a key process device for heat treatment of steel, is usually arranged at the rear part of a production line and is used for carrying out continuous heat treatment on the steel, and the transmission mode of the normalizing furnace is divided into a roller bottom type and a stepping type. In the production practice of the roller-hearth normalizing furnace, the heated workpiece is placed on a furnace roller, and is heated and conveyed in the furnace according to the speed and temperature set by the process, so that the furnace roller is a component of the core of the normalizing furnace. The normalizing furnace works in the temperature range of 600-1200 ℃, and because the temperature in the furnace is higher, the surface of a furnace roller is oxidized, so that an oxide skin is easy to appear and is adhered to the surface of the roller, and the phenomena of uneven surface, mark and the like of the steel after being discharged from the furnace are caused. And the furnace roller may be bent and deformed after being used for a certain period of time. In order to ensure the processing quality of steel, the oxide skin on the surface of the furnace roller needs to be cleaned regularly, and the furnace roller which generates bending deformation needs to be replaced. Aiming at the existing normalizing furnace, when the furnace roller needs to be cleaned or replaced, the normalizing furnace needs to be stopped, which affects the efficiency of normalizing the steel to a great extent.
Disclosure of Invention
The invention aims to provide normalizing equipment for Hi-B steel production, which aims to solve the problem that a normalizing furnace needs to be stopped when a furnace roller is cleaned or replaced.
In order to achieve the purpose, the scheme of the invention is as follows: a normalizing device for producing Hi-B steel comprises a furnace body, wherein a heating section, a furnace throat and a soaking section are sequentially arranged in the furnace body, a plurality of conveying rollers for conveying steel strips are rotatably connected in the furnace body, and a power part for driving the conveying rollers to rotate is arranged on the furnace body; the side wall of one side of the furnace body sequentially comprises an inner layer, a high temperature resistant layer and an outer wall layer from inside to outside; the high-temperature resistant layer is formed by splicing sintered bricks, each sintered brick comprises an adjusting sintered brick body, a positioning sintered brick body, a fixed sintered brick body and a conventional sintered brick body, the fixed sintered brick body is positioned on the uppermost layer of the high-temperature resistant layer, the positioning sintered brick body is opposite to a conveying roller, and the adjusting sintered brick body is adjacent to the positioning sintered brick body and positioned above the positioning sintered brick body; the fixed sintered brick body is provided with an adjusting groove, the adjusting groove is connected with a top block which can be contacted with the upper wall of the furnace body in a sliding way, and one side of the top block facing the inside of the fixed sintered brick body is provided with an inclined plane; a thread groove communicated with the adjusting groove is formed in the fixed sintered brick body, a push rod with one end capable of being in contact with the inclined surface of the top block is in threaded connection with the thread groove, and one side of the push rod penetrates through the outer wall layer; a groove opposite to the outer wall layer is formed in the adjusting sintered brick body, a lifting block capable of extending into the groove is connected on the outer wall layer in a sliding mode, an inclined surface is arranged on one side, facing the upper portion of the groove, of the lifting block, a screw rod is connected to the outer wall layer in a rotating mode, and the screw rod is connected to the lifting block in a threaded mode; the outer wall layer comprises a fixed plate and a movable plate opposite to the fixed sintered brick body, and the movable plate is detachably arranged on the fixed plate; the part of the inner layer, which is opposite to the fixed sintered brick body, is provided with a through hole; the conveying roller comprises an inner roller and an outer cylinder detachably mounted on the inner roller.
The working principle of the scheme is as follows: when the conveying roller is used for a period of time and the surface of the outer barrel needs to be cleaned or the outer barrel needs to be replaced, the push rod is screwed in the fixed direction, so that the push rod is far away from one side of the ejector block, and the ejector block is contracted into the adjusting groove under the action of self gravity. Twist the screw rod toward fixed direction, make the lifting piece to recess one side motion, the inclined plane of lifting piece gradually with adjust the contact of sintered brick body, the lifting piece makes and adjusts the sintered brick body and adjusts other brick bodies on the sintered brick body and rise gradually, adjusts the sintered brick body and keeps away from the location sintered brick body gradually. And disassembling the movable plate from the fixed plate, pulling out the corresponding positioning sintered brick body, and taking out the outer cylinder needing to be replaced or cleaned. After the outer barrel is cleaned or a new outer barrel is prepared, the outer barrel is stretched into the furnace body, the outer barrel is sleeved on the inner roller, then the pulled-out positioning sintered brick body is placed back to the original position, the screw rod is screwed in the opposite direction, the lifting block moves to one side far away from the groove, the lifting block gradually adjusts the sintered brick body, the sintered brick body and other brick bodies on the sintered brick body are adjusted to fall under the action of self gravity, and the sintered brick body is adjusted to be in contact with the positioning sintered brick body again. And screwing the push rod in the opposite direction to enable the push rod to extend into the adjusting groove, pushing the top block to move upwards by the push rod, stopping screwing the push rod when the upper surface of the top block is tightly attached to the upper wall of the furnace body, and finally reinstalling the movable plate on the fixed plate.
The beneficial effect of this scheme lies in:
1. in this scheme, reset through the structure to one side lateral wall of normalizing furnace for also can change the urceolus at the in-process of normalizing furnace work, do not influence the normal work of normalizing furnace.
2. Set up the fixed baked brick body, the kicking block position in the fixed baked brick body can be adjusted according to actual need, and the normalizing furnace normal during operation can make the upper surface of kicking block tightly laminate on the upper wall of furnace body, and at this moment, there is not the gap between the upper and lower adjacent baked brick, need not use the adhesive, and each baked brick still can be tightly fixed, can not take place the displacement, ensures that the furnace body can normally work. When the surface of the outer barrel needs to be cleaned or the outer barrel needs to be replaced, the jacking block shrinks into the adjusting groove, then the sintered brick body is operated and adjusted, gaps can exist between the positioned sintered brick body and other sintered bricks, the positioned sintered brick body can be easily pulled out, and the operation is simple and convenient.
Optionally, a rotating groove is formed in the positioning sintered brick body; the inner roller comprises a first roller and a second roller, one end of the first roller is rotatably connected to the side wall of the furnace body, and one end of the second roller is rotatably connected to the rotating groove; the outer barrel is sleeved on the first roller and the second roller, and the first roller and the second roller are provided with connecting pieces for driving the outer barrel to move together. By the arrangement, the conveying roller is more convenient to assemble and disassemble.
Optionally, all open the draw-in groove on the both sides of urceolus, the connecting piece includes the locating piece and fixes the sand grip on the locating piece, and the sand grip can stretch into in the draw-in groove. The positioning block is arranged and can limit the outer barrel, so that the outer barrel is prevented from moving; and the cooperation of sand grip and draw-in groove can ensure that the urceolus can rotate along with first roller, second roller together.
Optionally, the power part comprises a motor, a conveying chain, a driving chain wheel and a plurality of driven chain wheels, the driving chain wheel is fixed on an output shaft of the motor, the driven chain wheels are fixed on the first roller, and the conveying chain is sleeved on the driving chain wheel and the driven chain wheels. When the first roller needs to be driven to rotate, the motor is started, the motor drives the driving chain wheel to rotate, and the driving chain wheel drives the driven chain wheel and the first roller on the driven chain wheel to rotate through the conveying chain.
Optionally, a protruding plate capable of contacting the fixed plate is fixed on the movable plate, a first threaded hole is formed in the protruding plate, a second threaded hole opposite to the first threaded hole is formed in the fixed plate, and a threaded part is connected to the first threaded hole in a threaded manner. When the movable plate needs to be disassembled, the threaded piece is screwed, the threaded piece is disassembled from the first threaded hole and the second threaded hole, and then the movable plate is removed; when the movable plate needs to be installed on the fixed plate, the movable plate is clamped into the corresponding position, the first threaded hole is opposite to the second threaded hole, and then the threaded piece is sequentially screwed into the first threaded hole and the second threaded hole.
Optionally, the adjustment groove runs through 3 sides of the fixed sintered brick body. So set up, enable adjacent kicking block and contact each other, ensure that the kicking block can the amalgamation becomes whole, avoid the heat to discharge through the clearance.
Optionally, the inner wall of the furnace body is provided with a chute which is positioned above the furnace throat and communicated with the furnace throat, the chute is internally and slidably connected with a sliding block, the lower part of the sliding block is provided with a mounting block, and the mounting block is rotatably connected with a rotating roller which can be in contact with the upper surface of the strip steel. By the arrangement, under the combined action of the sliding block, the mounting block and the rotating roller, the heating section and the soaking section can be well isolated, and furnace gas (air and coal gas) in the heating section can be prevented from being brought to the soaking section by the strip steel, so that the furnace gas can be prevented from flowing backwards. The slide block is connected in the chute in a sliding way, and the positions of the mounting block and the rotating roller are adjustable, so that the strip steel with different thicknesses can pass through the furnace throat.
Optionally, an air inlet channel communicated with the chute is formed on the furnace body; the slide block is provided with a runner communicated with the chute, the mounting block is provided with a nozzle communicated with the runner, and the nozzle faces one side of the heating section. The heating section carries out heat treatment on the strip steel in a direct fire heating mode, namely, flames are generated by burning coal gas. When the furnace body works, oxygen is introduced into the air inlet channel, the oxygen sequentially passes through the chute, the flow channel and the nozzle to enter the heating section, the introduced oxygen can supplement the oxygen into the heating section, the coal gas is ensured to be fully combusted, and the introduced oxygen can prevent furnace gas from entering the soaking section through the furnace throat to a great extent, so that the furnace gas is effectively prevented from flowing backwards.
Drawings
FIG. 1 is a sectional view in a front view direction of a normalizing apparatus for producing Hi-B steel according to the present invention;
FIG. 2 is a left-side sectional view of a normalizing device for producing Hi-B steel according to the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a furnace body 10, a heating section 11, a furnace throat 12, a soaking section 13, a sliding chute 14, an air inlet channel 15, a first roller 20, a second roller 21, an outer cylinder 22, a positioning block 23, a convex strip 24, a driven sprocket 25, a conveying chain 26, a fixed sintered brick body 30, an adjusting groove 31, a top block 32, a push rod 33, an adjusting sintered brick body 40, a groove 41, a mounting seat 50, a lifting block 51, a screw rod 52, a positioning sintered brick body 60, a conventional sintered brick body 61, an inner layer 70, a through hole 71, a fixing plate 80, a moving plate 81, a stretching plate 82, a threaded part 83, a sliding block 90, a mounting block 92, a flow channel 91, a nozzle 93 and a rotating roller 94.
The embodiment is basically as shown in fig. 1 and fig. 2: a normalizing device for Hi-B steel production comprises a furnace body 10, wherein a heating section 11, a furnace throat 12 and a soaking section 13 are sequentially arranged in the furnace body 10; a plurality of conveying rollers for conveying the steel strip are rotatably connected to the furnace body 10. The inner wall of the furnace body 10 is provided with a chute 14, and the chute 14 is positioned above the furnace throat 12 and communicated with the furnace throat 12; a slide block 90 is connected in the chute 14 in a sliding way, a mounting block 92 is integrally arranged at the lower part of the slide block 90, and a rotating roller 94 which can be contacted with the upper surface of the strip steel is rotatably connected on the mounting block 92. An air inlet channel 15 communicated with the sliding groove 14 is formed in the furnace body 10, a flow channel 91 communicated with the sliding groove 14 is formed in the sliding block 90, a nozzle 93 communicated with the flow channel 91 is formed in the mounting block 92, the nozzle 93 faces one side of the heating section 11, and a horn mouth is formed in one side of the nozzle 93 facing the heating section 11.
The left sidewall of the furnace body 10 includes an inner layer 70, a high temperature resistant layer, and an outer wall layer in this order from the inside to the outside. The high temperature resistant layer is formed by splicing sintered bricks, the sintered bricks comprise an adjusting sintered brick body 40, a positioning sintered brick body 60, a fixed sintered brick body 30 and a conventional sintered brick body 61, and except the adjusting sintered brick body 40, the positioning sintered brick body 60 and the fixed sintered brick body 30, the rest are the conventional sintered brick bodies 61. The fixed sintered brick body 30 is positioned on the uppermost layer of the high temperature resistant layer, the positioning sintered brick body 60 is opposite to the conveying roller, and the adjusting sintered brick body 40 is adjacent to the positioning sintered brick body 60 and is positioned above the positioning sintered brick body 60. The positioning sintered brick body 60 is provided with a rotary groove which faces one side of the furnace body 10. The fixed sintered brick body 30 is provided with an adjusting groove 31, and the adjusting groove 31 penetrates through 3 side surfaces of the fixed sintered brick body 30. The adjusting groove 31 is slidably connected with a top block 32 capable of contacting with the upper wall of the furnace body 10, and one side of the top block 32 facing the inside of the fixed sintered brick body 30 is provided with an inclined surface. The fixed sintered brick body 30 is provided with a thread groove communicated with the adjusting groove 31, the thread groove is connected with a push rod 33 in a threaded manner, and one side of the push rod 33 penetrates through the outer wall layer and can be contacted with the inclined surface of the top block 32. It has the recess 41 relative with the outer wall layer to adjust to open on the sintered brick body 40, and sliding connection has lifting piece 51 on the outer wall layer, and is specific, and it has the through-hole and the bar groove with the through-hole intercommunication to open on the outer wall layer, and lifting piece 51 sliding connection is on the through-hole, and the welding has the sand grip 24 of sliding connection in the bar inslot on lifting piece 51. The lifting block 51 can extend into the groove 41, and one side of the lifting block 51 facing the upper part of the groove 41 is provided with an inclined surface. The outer wall layer is rotatably connected with a screw 52, specifically, the outer wall layer is welded with an installation seat 50, a clamping groove with a T-shaped section is formed in the installation seat 50, and the left end of the screw 52 extends into the clamping groove and can rotate in the clamping groove. The right end of the screw 52 extends into the lifting block 51 and is threadedly coupled to the lifting block 51.
The outer wall layer comprises a fixed plate 80 and a movable plate 81 which is detachably arranged on the fixed plate 80, the movable plate 81 is opposite to the fixed sintered brick body 30, the height of the movable plate 81 is 4-8mm higher than that of the fixed sintered brick body 30, after the movable plate 81 is removed, the fixed sintered brick body 30 is moved, and the fixed sintered brick body 30 can penetrate through the outer wall layer. The upper side and the lower side of the moving plate 81 are welded with extending plates 82 which can contact with the fixed plate 80, the extending plates 82 are provided with first threaded holes, the fixed plate 80 is provided with second threaded holes opposite to the first threaded holes, the first threaded holes are in threaded connection with threaded pieces 83, and the threaded pieces 83 are bolts in the embodiment. The inner layer 70 is provided with a through hole 71, the through hole 71 is opposite to the fixed sintered brick body 30, and a conveying roller can pass through the through hole 71. The height of the through hole 71 is 4-8mm lower than that of the fixed sintered brick body 30, and the fixed sintered brick body 30 can not enter the furnace body 10 through the through hole 71.
The conveying roller comprises an inner roller and an outer cylinder 22 which is detachably arranged on the inner roller, the inner roller comprises a first roller 20 and a second roller 21, and the right end of the first roller 20 penetrates through the right side wall of the furnace body 10 and is rotatably connected to the furnace body 10; the left end of the second roller 21 is engaged in the rotation groove and can rotate along the rotation groove. The outer cylinder 22 is sleeved on the first roller 20 and the second roller 21, clamping grooves are formed in the left side and the right side of the outer cylinder 22, and two grooves 41 are formed in each side.
All be equipped with the connecting piece on first roller 20 and the second roller 21, the connecting piece includes locating piece 23 and the sand grip 24 of welding on locating piece 23, and the height of locating piece 23 is less than the thickness of urceolus 22, and sand grip 24 can stretch into in the draw-in groove. The positioning block 23 of the first roller 20 is welded to the first roller 20, and the positioning block 23 of the second roller 21 is welded to the second roller 21.
Be equipped with drive conveying roller pivoted power portion on furnace body 10, power portion includes motor, conveying chain 26, drive sprocket and a plurality of driven sprocket 25, and motor fixed mounting is on the lateral wall of furnace body 10, and the drive sprocket welding is on the output shaft of motor, and on the first roller 20 of driven sprocket 25 welding, the 26 covers of conveying chain are established on drive sprocket and driven sprocket 25, the starter motor, and the motor rotates simultaneously through a plurality of first rollers 20 of chain drive.
When the conveying roller is used for a period of time and the surface of the outer cylinder 22 needs to be cleaned or the outer cylinder 22 needs to be replaced, the push rod 33 is screwed in the fixed direction, so that the push rod 33 is far away from one side of the ejector block 32, and the ejector block 32 is contracted into the adjusting groove 31 under the action of self gravity. And screwing the screw rod 52 in the fixed direction to enable the lifting block 51 to move towards one side of the groove 41, the inclined surface of the lifting block 51 is gradually contacted with the adjusting sintered brick body 40, the lifting block 51 enables the adjusting sintered brick body 40 and other brick bodies on the adjusting sintered brick body 40 to gradually rise, and the adjusting sintered brick body 40 is gradually far away from the positioning sintered brick body 60. The moving plate 81 is detached from the fixed plate 80, the corresponding positioning sintered brick body 60 is pulled out, and then the outer cylinder 22 to be replaced or cleaned is taken out. After the outer cylinder 22 is cleaned or a new outer cylinder 22 is prepared, the outer cylinder 22 is extended into the furnace body 10, the outer cylinder 22 is sleeved on the inner roller, then the pulled-out positioning sintered brick body 60 is put back to the original position, the screw 52 is screwed in the opposite direction, the lifting block 51 moves to one side far away from the groove 41, the lifting block 51 gradually adjusts the sintered brick body 40, the adjusted sintered brick body 40 and other brick bodies on the adjusted sintered brick body fall under the action of self gravity, and the adjusted sintered brick body 40 is contacted with the positioning sintered brick body 60 again. And (3) screwing the push rod 33 in the opposite direction to enable the push rod 33 to extend into the adjusting groove 31, pushing the top block 32 to move upwards by the push rod 33, stopping screwing the push rod 33 when the upper surface of the top block 32 is tightly attached to the upper wall of the furnace body 10, and finally reinstalling the movable plate 81 on the fixed plate 80.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (8)
1. A normalizing device for Hi-B steel production comprises a furnace body, wherein a heating section, a furnace throat and a soaking section are sequentially arranged in the furnace body, a plurality of conveying rollers for conveying steel strips are rotatably connected in the furnace body, and a power part for driving the conveying rollers to rotate is arranged on the furnace body; the method is characterized in that: the side wall of one side of the furnace body sequentially comprises an inner layer, a high temperature resistant layer and an outer wall layer from inside to outside; the high-temperature resistant layer is formed by splicing sintered bricks, each sintered brick comprises an adjusting sintered brick body, a positioning sintered brick body, a fixed sintered brick body and a conventional sintered brick body, the fixed sintered brick body is positioned on the uppermost layer of the high-temperature resistant layer, the positioning sintered brick body is opposite to a conveying roller, and the adjusting sintered brick body is adjacent to the positioning sintered brick body and is positioned above the positioning sintered brick body; an adjusting groove is formed in the fixed sintered brick body, a top block capable of being in contact with the upper wall of the furnace body is connected onto the adjusting groove in a sliding mode, and an inclined surface is arranged on one side, facing the inside of the fixed sintered brick body, of the top block; a thread groove communicated with the adjusting groove is formed in the fixed sintered brick body, a push rod with one end capable of being in contact with the inclined surface of the top block is in threaded connection with the thread groove, and one side of the push rod penetrates through the outer wall layer; a groove opposite to the outer wall layer is formed in the adjusting sintered brick body, a lifting block capable of extending into the groove is connected onto the outer wall layer in a sliding mode, an inclined surface is arranged on one side, facing the upper portion of the groove, of the lifting block, a screw rod is connected onto the outer wall layer in a rotating mode, and the screw rod is connected onto the lifting block in a threaded mode; the outer wall layer comprises a fixed plate and a movable plate opposite to the fixed sintered brick body, and the movable plate is detachably arranged on the fixed plate; the part of the inner layer, which is opposite to the fixed sintered brick body, is provided with a through hole; the conveying roller comprises an inner roller and an outer cylinder which is detachably arranged on the inner roller.
2. The normalizing equipment for producing the Hi-B steel as claimed in claim 1, wherein: a rotating groove is formed on the positioning sintered brick body; the inner roller comprises a first roller and a second roller, one end of the first roller is rotatably connected to the side wall of the furnace body, and one end of the second roller is rotatably connected to the rotating groove; the outer barrel is sleeved on the first roller and the second roller, and the first roller and the second roller are provided with connecting pieces for driving the outer barrel to move together.
3. The normalizing equipment for producing the Hi-B steel as claimed in claim 2, wherein: the clamping grooves are formed in the two sides of the outer barrel, the connecting piece comprises a positioning block and a convex strip fixed on the positioning block, and the convex strip can stretch into the clamping grooves.
4. The normalizing equipment for producing the Hi-B steel as claimed in claim 3, wherein: the power part comprises a motor, a conveying chain, a driving chain wheel and a plurality of driven chain wheels, the driving chain wheel is fixed on an output shaft of the motor, the driven chain wheels are fixed on a first roller, and the conveying chain is sleeved on the driving chain wheel and the driven chain wheels.
5. The normalizing equipment for Hi-B steel production according to claim 4, wherein the normalizing equipment comprises the following components: an extension plate which can be contacted with the fixed plate is fixed on the movable plate, a first threaded hole is formed in the extension plate, a second threaded hole which is opposite to the first threaded hole is formed in the fixed plate, and a threaded piece is connected to the first threaded hole in a threaded mode.
6. The normalizing equipment for producing the Hi-B steel as claimed in claim 5, wherein: the adjusting groove penetrates through 3 side faces of the fixed sintered brick body.
7. The normalizing equipment for producing the Hi-B steel as claimed in any one of claims 1 to 6, wherein: open on the inner wall of furnace body and be located the furnace throat top and with the spout of furnace throat intercommunication, sliding connection has the slider in the spout, and the lower part of slider is equipped with the installation piece, rotates on the installation piece to be connected with can with belted steel upper surface contact's commentaries on classics roller.
8. The normalizing equipment for Hi-B steel production according to claim 7, wherein the normalizing equipment comprises the following components: an air inlet channel communicated with the chute is arranged on the furnace body; the sliding block is provided with a runner communicated with the sliding groove, the mounting block is provided with a nozzle communicated with the runner, and the nozzle faces one side of the heating section.
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| CN202110124456.9A CN112941297B (en) | 2021-01-29 | 2021-01-29 | Normalizing equipment for producing Hi-B steel |
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| CN202110124456.9A CN112941297B (en) | 2021-01-29 | 2021-01-29 | Normalizing equipment for producing Hi-B steel |
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| CN112941297A CN112941297A (en) | 2021-06-11 |
| CN112941297B true CN112941297B (en) | 2022-07-22 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3246196A1 (en) * | 1982-12-14 | 1984-06-14 | OMG Ofen-und Maschinenbau Planung und Konstruktion GmbH, 4040 Neuss | Oven for the heat treatment of cylindrical objects |
| JP2004197144A (en) * | 2002-12-17 | 2004-07-15 | Jfe Steel Kk | Method for controlling temperature of continuous normalized sheet |
| JP2008214750A (en) * | 2007-02-05 | 2008-09-18 | Jtekt Corp | Heat treatment apparatus, heat treatment method, and compound machine using the same |
| CN101575665A (en) * | 2009-06-04 | 2009-11-11 | 重庆钢铁(集团)有限责任公司 | Roller-bottom type normalizing furnace bottom-roller changing method |
| CN201400702Y (en) * | 2009-04-21 | 2010-02-10 | 邯郸钢铁股份有限公司 | Roll changing device for steel plate heat treatment furnace |
| CN203487205U (en) * | 2013-08-27 | 2014-03-19 | 宝山钢铁股份有限公司 | Normalization annealing furnace |
| CN205241751U (en) * | 2015-12-28 | 2016-05-18 | 南阳汉冶特钢有限公司 | Novel normalizing furnace |
| CN206266665U (en) * | 2016-12-26 | 2017-06-20 | 北京京诚凤凰工业炉工程技术有限公司 | Double stepping beam type heat-treatment furnaces |
| CN109252022A (en) * | 2018-11-30 | 2019-01-22 | 湖南华菱湘潭钢铁有限公司 | A kind of energy-saving wide slab roller hearth heat-treated furnace |
-
2021
- 2021-01-29 CN CN202110124456.9A patent/CN112941297B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3246196A1 (en) * | 1982-12-14 | 1984-06-14 | OMG Ofen-und Maschinenbau Planung und Konstruktion GmbH, 4040 Neuss | Oven for the heat treatment of cylindrical objects |
| JP2004197144A (en) * | 2002-12-17 | 2004-07-15 | Jfe Steel Kk | Method for controlling temperature of continuous normalized sheet |
| JP2008214750A (en) * | 2007-02-05 | 2008-09-18 | Jtekt Corp | Heat treatment apparatus, heat treatment method, and compound machine using the same |
| CN201400702Y (en) * | 2009-04-21 | 2010-02-10 | 邯郸钢铁股份有限公司 | Roll changing device for steel plate heat treatment furnace |
| CN101575665A (en) * | 2009-06-04 | 2009-11-11 | 重庆钢铁(集团)有限责任公司 | Roller-bottom type normalizing furnace bottom-roller changing method |
| CN203487205U (en) * | 2013-08-27 | 2014-03-19 | 宝山钢铁股份有限公司 | Normalization annealing furnace |
| CN205241751U (en) * | 2015-12-28 | 2016-05-18 | 南阳汉冶特钢有限公司 | Novel normalizing furnace |
| CN206266665U (en) * | 2016-12-26 | 2017-06-20 | 北京京诚凤凰工业炉工程技术有限公司 | Double stepping beam type heat-treatment furnaces |
| CN109252022A (en) * | 2018-11-30 | 2019-01-22 | 湖南华菱湘潭钢铁有限公司 | A kind of energy-saving wide slab roller hearth heat-treated furnace |
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