CN114807579B - Roller head and neck heating equipment and application method thereof - Google Patents
Roller head and neck heating equipment and application method thereof Download PDFInfo
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- CN114807579B CN114807579B CN202210381755.5A CN202210381755A CN114807579B CN 114807579 B CN114807579 B CN 114807579B CN 202210381755 A CN202210381755 A CN 202210381755A CN 114807579 B CN114807579 B CN 114807579B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 65
- 238000000137 annealing Methods 0.000 claims abstract description 63
- 230000009471 action Effects 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 10
- 238000005265 energy consumption Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
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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
- C21D1/26—Methods of annealing
-
- 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
-
- 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
- C21D9/0056—Furnaces through which the charge is moved in a horizontal straight path
-
- 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
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a roller head and neck heating device and a using method thereof, which currently provides a scheme that the roller head and neck heating device comprises an annealing bin and a cooling bin, wherein the annealing bin and the cooling bin are internally penetrated by a same conveying belt, a plurality of bottom plates are arranged at the top of the conveying belt, rollers are arranged at the tops of the plurality of bottom plates, a rotating rod is rotatably penetrated at the top of the annealing bin.
Description
Technical Field
The invention relates to the field of roller processing, in particular to roller head and neck heating equipment and a using method thereof.
Background
In order to advocate green energy-saving clean production, the roller is more and more commonly reused after repair. In view of the quality and safety of the rolls themselves, especially the non-bearing chock neck repair of rolls is a major concern. The main stream repairing mode adopted at present for repairing the head and neck with large size and large thickness (single side exceeds 5 mm) is submerged arc welding, the welding stress is larger, the stress relief treatment is needed to be carried out on the surfacing part after the submerged arc welding is finished, and the common mode is to adopt a mode that the whole roller enters a trolley type resistance furnace.
However, since the whole roller is placed in the resistance furnace to be heated, the roller is heated to a certain temperature, a large amount of energy sources are consumed to heat the roller to a certain temperature, the heating time is long, the processing efficiency is influenced, in addition, the outer diameter of the roller is different, the inner diameter of the resistance furnace is fixed, therefore, when the outer diameter of the roller is small, part of heat energy is lost, the heat energy cannot be fully utilized, the roller is required to be cooled after the roller is heated, in the process of cooling the roller, the difference of the internal stress of the roller is easily caused due to the different cooling speeds of the surface layer of the roller, the later use of the roller is influenced, and the heat energy contained in the roller is lost in a large amount when the roller is cooled, so that the heat energy contained in the roller cannot be recycled.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a roller head and neck heating device which has the advantages of compact structure, simplicity in operation, energy consumption reduction and effective heat energy recovery, and is suitable for rollers with different outer diameters, and a use method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a roll neck firing equipment, includes annealing storehouse and cooling storehouse, run through the same conveyer belt in annealing storehouse and the cooling storehouse, a plurality of bottom plates have been placed at the top of conveyer belt, and is a plurality of the roll has all been placed at the top of bottom plate, the top rotation in annealing storehouse is run through there is the dwang, the bottom fixedly connected with cross board of dwang, use dwang to be equipped with a plurality of spouts as centre of a circle annular equidistance in the cross board, a plurality of equal sliding connection has the U template in the spout, the top in annealing storehouse is equipped with and is used for driving the gliding slip subassembly of U template, the top in annealing storehouse is equipped with the rotation subassembly that is used for carrying out the heating to the roll, be equipped with the radiating subassembly that is used for carrying out radiating to the roll top layer in the cooling storehouse.
Preferably, the sliding component comprises a rotating motor fixedly connected to the top of the annealing bin, an output shaft of the rotating motor rotates to penetrate through the annealing bin and is fixedly connected with a third gear, a rotating disc is arranged on the outer wall of the rotating rod in a rotating mode, a first outer toothed ring meshed with the third gear is fixedly sleeved on the outer wall of the rotating disc, a screw rod is transversely connected in the U-shaped plate in a rotating mode, a round nut block is rotationally connected to the sliding groove in a rotating mode, a bevel gear is fixedly sleeved on the outer wall of the round nut block, one end thread of the screw rod penetrates through the round nut block, a bevel toothed ring meshed with the bevel gear is fixedly connected to the bottom of the rotating disc through the rotating rod serving as a circle center, a connecting block is fixedly connected to the bottom of one end of the U-shaped plate far away from the rotating rod, an arc plate is fixedly connected to the bottom of the connecting block, and one side of the arc plate close to the rotating rod is fixedly connected with a heating pipe.
Preferably, the rotating assembly comprises a driving motor fixedly connected to the top of the annealing bin, an output shaft of the driving motor is fixedly connected with a second gear, the top of the annealing bin is rotationally connected with a rotating sleeve, the top end of the rotating rod extends into the rotating sleeve and is in sliding connection with the rotating sleeve, the top end of the rotating sleeve is fixedly connected with a first gear meshed with the second gear, the top of the annealing bin is fixedly connected with a cylinder, and a piston rod of the cylinder penetrates through the annealing bin in a sliding manner and is in sliding connection with the top of the turntable.
Preferably, the cooling assembly comprises a vent arranged on one side of the cooling bin, a plurality of fans are arranged on one side inner wall of the cooling bin, a rack is fixedly connected with one side inner wall of the cooling bin, a rotating disc is rotationally connected to the top of the bottom plate, a second outer toothed ring meshed with the rack is fixedly sleeved on the outer wall of the rotating disc, a plurality of electromagnets are fixedly embedded in the rotating disc, and the top of the rotating disc is contacted with the bottom of the roller.
Preferably, two symmetrical arc grooves are formed in the sliding groove, one side, far away from the rotating rod, of the arc grooves is rotationally connected with the round nut block, and the round nut block and the bevel gear can be enabled to rotate stably in the sliding groove through the arc grooves and used for driving the U-shaped plate to slide.
Preferably, the top fixedly connected with high temperature resistant layer of rolling disc can avoid the roll to destroy the rolling disc through high temperature resistant layer.
Preferably, the rotating rod is used as the centre of a circle annular in the carousel and is equipped with a plurality of draw-in grooves, the annular is equipped with a plurality of draw-in grooves in the rotating rod, one side inner wall fixedly connected with spring of rotating rod is kept away from to the draw-in groove, sliding connection has the slider that has two symmetrical inclined planes in the draw-in groove, and the one end that the spring was kept away from to the slider extends to in the draw-in groove, the other end and the slider fixed connection of spring can be connected carousel and rotating rod through the cooperation of spring and slider, and when avoiding the rotating rod to drive the cross plate to rotate, carousel and U template appear relative rotation, and then make arc and heating pipe slide.
Preferably, sliding connection has two symmetrical baffles in the annealing storehouse, the outer wall of dwang rotates the cover and is equipped with the connecting plate that is located the carousel top, the both ends of connecting plate respectively with corresponding baffle fixed connection, when the cylinder drove dwang and carousel downwardly moving, the connecting plate can drive two baffles simultaneously downwardly moving, and then can be with the roll cage through two baffles, avoid the heat energy that the heating pipe distributed to spill fast.
Preferably, one side of keeping away from the cooling storehouse in annealing storehouse is equipped with the preheating storehouse, and preheats the top that the storehouse is located the conveyer belt, one side of keeping away from the fan in cooling storehouse is equipped with the communicating pipe that is linked together, the other end of communicating pipe extends to in the preheating storehouse, the equal fixedly connected with of top inner wall both sides in preheating storehouse is a plurality of thermal-insulated curtains, and adjacent two thermal-insulated curtains touch, carry the warm-air in the cooling storehouse to preheating storehouse in through communicating pipe, preheat the roll in the preheating storehouse, make things convenient for the later stage to the heating of roll, reduce the energy consumption when heating simultaneously.
The application method of the roller head and neck heating equipment comprises the following steps:
S1, placing a roller on the top of a rotating disc, conveying the roller rightwards through a conveying belt to enter an annealing bin through a preheating bin, when the outer diameter of the roller is larger, starting a rotating motor to drive a third gear to rotate, the third gear is meshed with a first outer toothed ring, the third gear drives the first outer toothed ring to rotate with a rotating disc, a bevel gear is meshed with the bevel gear, the bevel gear is in threaded connection with a screw rod, the bevel gear drives the bevel gear to rotate, and at the moment, the bevel gear drives the screw rod and a U-shaped plate to slide outwards, so that an arc plate and a heating pipe move to two sides, and a plurality of heating pipes can cover the roller;
S2, starting an air cylinder, wherein a piston rod of the air cylinder pushes a rotary table, a cross plate, an arc plate and a heating pipe to slide downwards, a first outer toothed ring is disengaged from a third gear, the heating pipe just moves to a position where the roller needs to be heated, then simultaneously starting a driving motor and the heating pipe, the driving motor drives a second gear to rotate, the second gear is engaged with the first gear, further, a rotating sleeve, a rotating rod can be driven, the rotary table, the cross plate and the heating pipe rotate, and at the moment, a plurality of heating pipes rotate to uniformly heat the outer side of the roller;
s3, after the rollers are heated, the conveying belt continuously conveys the rollers to the right into the cooling bin, at the moment, the next roller enters the annealing bin from the preheating bin, the steps S1 and S2 are repeated again for heating, the heated rollers enter the cooling bin, at the moment, the second outer toothed ring is meshed with the racks, the rotating disc and the rollers start to rotate under the action of the second outer toothed ring along with the movement of the bottom plate, then the fan is started, the fan performs air cooling on the rotating rollers, and the surfaces of the rollers can uniformly receive the cooling of the fan due to the fact that the rollers rotate;
S4, cooling the heated roller by air blown out by the fan, taking away heat energy in the roller by the air blown out by the fan to form hot air, enabling the hot air to enter the preheating bin through the ventilation opening and the communicating pipe, preheating the roller to be heated in the preheating bin by the hot air, and heating the roller in the later period conveniently.
Compared with the prior art, the invention provides roller head and neck heating equipment, which has the following beneficial effects:
1. The utility model provides an use dwang as centre of a circle annular equidistance to be equipped with a plurality of spouts in this roll neck firing equipment's the cross board, sliding connection has the U template in the spout, be horizontal fixedly connected with lead screw in the U template, the outer wall thread bush of lead screw is equipped with the bevel gear with bevel ring looks meshing, and when the carousel drove bevel ring and rotates, bevel ring can drive bevel gear and rotate simultaneously, and then can make U template and heating pipe slide through bevel gear to realize the effect of heating to the roll of different external diameters.
2. The utility model provides a use dwang as centre of a circle annular in this roll neck firing equipment's carousel is equipped with a plurality of draw-in grooves in, the annular is equipped with a plurality of draw-in grooves in the dwang, the side inner wall fixedly connected with spring of dwang is kept away from to the draw-in groove, sliding connection has the slider that has two symmetrical inclined planes in the draw-in groove, and the one end that the spring was kept away from to the slider extends to in the draw-in groove, the other end and the slider fixed connection of spring can be connected carousel and dwang through the cooperation of spring and slider, and when avoiding dwang to drive the cross plate rotation, the carousel appears relative rotation with the U template, and then makes arc and heating pipe slide.
3. The top of the bottom plate of the roller head and neck heating equipment is rotationally connected with a rotating disc, a second outer toothed ring meshed with a rack is fixedly sleeved on the outer wall of the rotating disc, a plurality of electromagnets are fixedly embedded in the rotating disc, when the bottom plate moves into a cooling bin, the rotating disc drives a roller to rotate at a constant speed under the rotation action of the rack and the second outer toothed ring, and then the surface of the roller can be cooled by a fan uniformly.
4. This one side of preheating bin of roll neck firing equipment is equipped with the communicating pipe that is linked together, the other end of communicating pipe extends to in the cooling bin, the equal fixedly connected with of top inner wall both sides of preheating bin is a plurality of thermal-insulated curtains, and two adjacent thermal-insulated curtains touch, in carrying the preheating bin with the hot-blast warm-air in the cooling bin through communicating pipe, preheat the roll in the preheating bin, make things convenient for the later stage to the heating of roll, reduce the energy consumption when heating simultaneously.
The invention has simple structure, the third gear is driven to rotate by starting the rotating motor, and a plurality of U-shaped plates can slide, so that the arc-shaped plates and the heating pipes can heat the rollers with different outer diameters, the energy consumption during heating is reduced, when the bottom plate brings the rollers into the cooling bin, the rollers rotate under the action of the rotating disc, the surface layers of the rollers can be uniformly cooled, and in addition, the overflowed heat energy during cooling of the rollers can also enter the preheating bin through the communicating pipe for recycling.
Drawings
Fig. 1 is a front cross-sectional view of a roller head and neck heating apparatus according to the present invention.
Fig. 2 is an a-direction view of a cross plate and a turntable of a roller head and neck heating device according to the present invention.
Fig. 3 is a view of a cooling chamber of a roller head and neck heating device in the direction a.
Fig. 4 is a view in the direction B of a cross plate of a roll head and neck heating apparatus according to the present invention.
Fig. 5 is a C-C cross-sectional view of a cross plate of a roll head and neck heating apparatus according to the present invention.
Fig. 6 is a cross-sectional view of the U-shaped plate and turntable of fig. 2 of a roll head and neck heating apparatus according to the present invention.
Fig. 7 is a D-direction view of a rotating disc of a roll head and neck heating apparatus according to the present invention.
Fig. 8 is an E-E cross-sectional view of a cross plate of a roll head and neck heating apparatus according to the present invention.
Fig. 9 is a front view of a heating apparatus for head and neck of a roll according to the present invention in the second embodiment.
Fig. 10 is an F-F cross-sectional view of a preheating bin of a roll head and neck heating apparatus according to the second embodiment of the present invention.
In the figure: 1. an annealing bin; 2. a cooling bin; 3. a conveyor belt; 4. a bottom plate; 5. a roller; 6. rotating the sleeve; 7. a rotating lever; 8. a first gear; 9. a driving motor; 10. a second gear; 11. a turntable; 12. an umbrella tooth ring; 13. a cross plate; 14. a chute; 15. a U-shaped plate; 16. a screw rod; 17. a bevel gear; 18. a connecting block; 19. an arc-shaped plate; 20. heating pipes; 21. a rotating motor; 22. a third gear; 23. a first outer toothed ring; 24. a rack; 25. a fan; 26. a vent; 27. a rotating disc; 28. a second outer toothed ring; 29. an electromagnet; 30. a cylinder; 31. preheating a bin; 32. a communicating pipe; 33. a thermal insulation curtain; 34. a sliding groove; 35. a clamping groove; 36. a spring; 37. a slide block; 38. an arc-shaped groove; 39. a baffle; 40. a connecting plate; 41. a high temperature resistant layer; 42. a round nut block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
Referring to fig. 1-8, a roller neck firing equipment, including annealing storehouse 1 and cooling storehouse 2, run through same conveyer belt 3 in annealing storehouse 1 and the cooling storehouse 2, a plurality of bottom plates 4 have been placed at the top of conveyer belt 3, roller 5 has all been placed at the top of a plurality of bottom plates 4, the top rotation of annealing storehouse 1 is run through and is had dwang 7, the bottom fixedly connected with cross 13 of dwang 7, be equipped with a plurality of spouts 14 in the cross 13 with dwang 7 as centre of a circle annular equidistance, all sliding connection has U template 15 in a plurality of spouts 14, the top of annealing storehouse 1 is equipped with and is used for driving the gliding slip subassembly of U template 15, the top of annealing storehouse 1 is equipped with and is used for carrying out the rotating assembly of heating to roller 5, be equipped with the radiating assembly that is used for carrying out the heat dissipation to roller 5 top layer in the cooling storehouse 2.
In the invention, the sliding component comprises a rotating motor 21 fixedly connected to the top of an annealing bin 1, an output shaft of the rotating motor 21 rotates to penetrate through the annealing bin 1 and is fixedly connected with a third gear 22, a rotary disc 11 is sleeved on the outer wall of a rotating rod 7 in a rotating manner, a first outer tooth ring 23 meshed with the third gear 22 is fixedly sleeved on the outer wall of the rotary disc 11, a screw rod 16 is transversely connected in a U-shaped plate 15 in a rotating manner, a round nut block 42 is rotationally connected in a sliding groove 14, a bevel gear 17 is fixedly sleeved on the outer wall of the round nut block 42, one end thread of the screw rod 16 penetrates through the round nut block 42, the bottom of the rotary disc 11 is fixedly connected with a bevel tooth ring 12 meshed with the bevel gear 17 by taking the rotating rod 7 as a circle center, a connecting block 18 is fixedly connected to the bottom of one end of the U-shaped plate 15 far away from the rotating rod 7, an arc plate 19 is fixedly connected to the bottom of the connecting block 18, and one side of the arc plate 19, close to the rotating rod 7, is fixedly connected with a heating pipe 20.
In the invention, a plurality of sliding grooves 14 are annularly and equidistantly arranged in a cross plate 13 of the roller head and neck heating equipment by taking a rotating rod 7 as a circle center, a U-shaped plate 15 is connected in the sliding groove 14 in a sliding way, a screw rod 16 is transversely and fixedly connected in the U-shaped plate 15, a bevel gear 17 meshed with the bevel gear 12 is sleeved on the outer wall thread of the screw rod 16, and when the rotating disc 11 drives the bevel gear 12 to rotate, the bevel gear 17 can be driven by the bevel gear 12 to rotate simultaneously, and then the U-shaped plate 15 and a heating pipe 20 can slide through the bevel gear 17, so that the effect of heating rollers 5 with different outer diameters is realized.
In the invention, the rotating assembly comprises a driving motor 9 fixedly connected to the top of an annealing bin 1, an output shaft of the driving motor 9 is fixedly connected with a second gear 10, the top of the annealing bin 1 is rotatably connected with a rotating sleeve 6, the top end of a rotating rod 7 extends into the rotating sleeve 6 and is in sliding connection with the rotating sleeve 6, the top end of the rotating sleeve 6 is fixedly connected with a first gear 8 meshed with the second gear 10, the top of the annealing bin 1 is fixedly connected with an air cylinder 30, and a piston rod of the air cylinder 30 penetrates through the annealing bin 1 in a sliding manner and is in sliding connection with the top of a turntable 11.
In the invention, the heat radiation component comprises a ventilation opening 26 arranged at one side of a cooling bin 2, a plurality of fans 25 are arranged on the inner wall of one side of the cooling bin 2, a rack 24 is fixedly connected with the inner wall of one side of the cooling bin 2, a rotating disc 27 is rotatably connected with the top of a bottom plate 4, a second external gear ring 28 meshed with the rack 24 is fixedly sleeved on the outer wall of the rotating disc 27, a plurality of electromagnets 29 are fixedly embedded in the rotating disc 27, and the top of the rotating disc 27 is contacted with the bottom of a roller 5.
In the invention, the top of the bottom plate 4 of the roller head and neck heating equipment is rotationally connected with a rotating disc 27, a second external gear ring 28 meshed with a rack 24 is fixedly sleeved on the outer wall of the rotating disc 27, a plurality of electromagnets 29 are fixedly embedded in the rotating disc 27, and when the bottom plate 4 moves into a cooling bin 2, the rotating disc 27 drives a roller 5 to rotate at a constant speed under the rotation action of the rack 24 and the second external gear ring 28, so that the surface of the roller 5 can be uniformly cooled by a fan 25.
In the invention, two symmetrical arc-shaped grooves 38 are arranged in the chute 14, one side of the two arc-shaped grooves 38, which is far away from the rotating rod 7, is rotationally connected with the round nut block 42, and the round nut block 42 and the bevel gear 17 can stably rotate in the chute 14 through the arc-shaped grooves 38 so as to drive the U-shaped plate 15 to slide.
In the invention, the top of the rotating disk 27 is fixedly connected with the high temperature resistant layer 41, and the damage of the rotating disk 27 by the roller 5 can be avoided through the high temperature resistant layer 41.
In the invention, a plurality of sliding grooves 34 are annularly arranged in a turntable 11 by taking a rotating rod 7 as a circle center, a plurality of clamping grooves 35 are annularly arranged in the rotating rod 7, a spring 36 is fixedly connected to the inner wall of one side of the sliding groove 34 far away from the rotating rod 7, a sliding block 37 with two symmetrical inclined planes is slidably connected in the sliding groove 34, one end of the sliding block 37 far away from the spring 36 extends into the clamping groove 35, the other end of the spring 36 is fixedly connected with the sliding block 37, the turntable 11 and the rotating rod 7 can be connected through the cooperation of the spring 36 and the sliding block 37, and when the rotating rod 7 drives a cross plate 13 to rotate, the turntable 11 and the U-shaped plate 15 relatively rotate, so that an arc plate 19 and a heating pipe 20 slide.
In the invention, a plurality of sliding grooves 34 are annularly arranged in the turntable 11 of the roller head and neck heating equipment by taking the rotating rod 7 as the circle center, a plurality of clamping grooves 35 are annularly arranged in the rotating rod 7, a spring 36 is fixedly connected to the inner wall of one side of the sliding groove 34 far away from the rotating rod 7, a sliding block 37 with two symmetrical inclined planes is connected in a sliding manner in the sliding groove 34, one end of the sliding block 37 far away from the spring 36 extends into the clamping groove 35, the other end of the spring 36 is fixedly connected with the sliding block 37, the turntable 11 and the rotating rod 7 can be connected through the cooperation of the spring 36 and the sliding block 37, and when the rotating rod 7 drives the cross plate 13 to rotate, the turntable 11 and the U-shaped plate 15 are prevented from rotating relatively, and the arc plate 19 and the heating pipe 20 slide.
In the invention, two symmetrical baffles 39 are connected in a sliding manner in the annealing bin 1, a connecting plate 40 positioned above the turntable 11 is sleeved on the outer wall of the rotating rod 7 in a rotating manner, two ends of the connecting plate 40 are respectively and fixedly connected with the corresponding baffles 39, when the cylinder 30 drives the rotating rod 7 and the turntable 11 to move downwards, the connecting plate 40 can drive the two baffles 39 to move downwards at the same time, and further, the rollers 5 can be covered by the two baffles 39, so that the rapid overflow of heat energy emitted by the heating pipe 20 is avoided.
Example 2:
Referring to fig. 1-10, a roller neck firing equipment, including annealing storehouse 1 and cooling storehouse 2, run through same conveyer belt 3 in annealing storehouse 1 and the cooling storehouse 2, a plurality of bottom plates 4 have been placed at the top of conveyer belt 3, roller 5 has all been placed at the top of a plurality of bottom plates 4, the top rotation of annealing storehouse 1 is run through and is had dwang 7, the bottom fixedly connected with cross 13 of dwang 7, be equipped with a plurality of spouts 14 in the cross 13 with dwang 7 as centre of a circle annular equidistance, all sliding connection has U template 15 in a plurality of spouts 14, the top of annealing storehouse 1 is equipped with and is used for driving the gliding slip subassembly of U template 15, the top of annealing storehouse 1 is equipped with and is used for carrying out the rotating assembly of heating to roller 5, be equipped with the radiating assembly that is used for carrying out the heat dissipation to roller 5 top layer in the cooling storehouse 2.
In the invention, the sliding component comprises a rotating motor 21 fixedly connected to the top of an annealing bin 1, an output shaft of the rotating motor 21 rotates to penetrate through the annealing bin 1 and is fixedly connected with a third gear 22, a rotary disc 11 is sleeved on the outer wall of a rotating rod 7 in a rotating manner, a first outer tooth ring 23 meshed with the third gear 22 is fixedly sleeved on the outer wall of the rotary disc 11, a screw rod 16 is transversely connected in a U-shaped plate 15 in a rotating manner, a round nut block 42 is rotationally connected in a sliding groove 14, a bevel gear 17 is fixedly sleeved on the outer wall of the round nut block 42, one end thread of the screw rod 16 penetrates through the round nut block 42, the bottom of the rotary disc 11 is fixedly connected with a bevel tooth ring 12 meshed with the bevel gear 17 by taking the rotating rod 7 as a circle center, a connecting block 18 is fixedly connected to the bottom of one end of the U-shaped plate 15 far away from the rotating rod 7, an arc plate 19 is fixedly connected to the bottom of the connecting block 18, and one side of the arc plate 19, close to the rotating rod 7, is fixedly connected with a heating pipe 20.
In the invention, a plurality of sliding grooves 14 are annularly and equidistantly arranged in a cross plate 13 of the roller head and neck heating equipment by taking a rotating rod 7 as a circle center, a U-shaped plate 15 is connected in the sliding groove 14 in a sliding way, a screw rod 16 is transversely and fixedly connected in the U-shaped plate 15, a bevel gear 17 meshed with the bevel gear 12 is sleeved on the outer wall thread of the screw rod 16, and when the rotating disc 11 drives the bevel gear 12 to rotate, the bevel gear 17 can be driven by the bevel gear 12 to rotate simultaneously, and then the U-shaped plate 15 and a heating pipe 20 can slide through the bevel gear 17, so that the effect of heating rollers 5 with different outer diameters is realized.
In the invention, the rotating assembly comprises a driving motor 9 fixedly connected to the top of an annealing bin 1, an output shaft of the driving motor 9 is fixedly connected with a second gear 10, the top of the annealing bin 1 is rotatably connected with a rotating sleeve 6, the top end of a rotating rod 7 extends into the rotating sleeve 6 and is in sliding connection with the rotating sleeve 6, the top end of the rotating sleeve 6 is fixedly connected with a first gear 8 meshed with the second gear 10, the top of the annealing bin 1 is fixedly connected with an air cylinder 30, and a piston rod of the air cylinder 30 penetrates through the annealing bin 1 in a sliding manner and is in sliding connection with the top of a turntable 11.
In the invention, the heat radiation component comprises a ventilation opening 26 arranged at one side of a cooling bin 2, a plurality of fans 25 are arranged on the inner wall of one side of the cooling bin 2, a rack 24 is fixedly connected with the inner wall of one side of the cooling bin 2, a rotating disc 27 is rotatably connected with the top of a bottom plate 4, a second external gear ring 28 meshed with the rack 24 is fixedly sleeved on the outer wall of the rotating disc 27, a plurality of electromagnets 29 are fixedly embedded in the rotating disc 27, and the top of the rotating disc 27 is contacted with the bottom of a roller 5.
In the invention, the top of the bottom plate 4 of the roller head and neck heating equipment is rotationally connected with a rotating disc 27, a second external gear ring 28 meshed with a rack 24 is fixedly sleeved on the outer wall of the rotating disc 27, a plurality of electromagnets 29 are fixedly embedded in the rotating disc 27, and when the bottom plate 4 moves into a cooling bin 2, the rotating disc 27 drives a roller 5 to rotate at a constant speed under the rotation action of the rack 24 and the second external gear ring 28, so that the surface of the roller 5 can be uniformly cooled by a fan 25.
In the invention, two symmetrical arc-shaped grooves 38 are arranged in the chute 14, one side of the two arc-shaped grooves 38, which is far away from the rotating rod 7, is rotationally connected with the round nut block 42, and the round nut block 42 and the bevel gear 17 can stably rotate in the chute 14 through the arc-shaped grooves 38 so as to drive the U-shaped plate 15 to slide.
In the invention, the top of the rotating disk 27 is fixedly connected with the high temperature resistant layer 41, and the damage of the rotating disk 27 by the roller 5 can be avoided through the high temperature resistant layer 41.
In the invention, a plurality of sliding grooves 34 are annularly arranged in a turntable 11 by taking a rotating rod 7 as a circle center, a plurality of clamping grooves 35 are annularly arranged in the rotating rod 7, a spring 36 is fixedly connected to the inner wall of one side of the sliding groove 34 far away from the rotating rod 7, a sliding block 37 with two symmetrical inclined planes is slidably connected in the sliding groove 34, one end of the sliding block 37 far away from the spring 36 extends into the clamping groove 35, the other end of the spring 36 is fixedly connected with the sliding block 37, the turntable 11 and the rotating rod 7 can be connected through the cooperation of the spring 36 and the sliding block 37, and when the rotating rod 7 drives a cross plate 13 to rotate, the turntable 11 and the U-shaped plate 15 relatively rotate, so that an arc plate 19 and a heating pipe 20 slide.
In the invention, a plurality of sliding grooves 34 are annularly arranged in the turntable 11 of the roller head and neck heating equipment by taking the rotating rod 7 as the circle center, a plurality of clamping grooves 35 are annularly arranged in the rotating rod 7, a spring 36 is fixedly connected to the inner wall of one side of the sliding groove 34 far away from the rotating rod 7, a sliding block 37 with two symmetrical inclined planes is connected in a sliding manner in the sliding groove 34, one end of the sliding block 37 far away from the spring 36 extends into the clamping groove 35, the other end of the spring 36 is fixedly connected with the sliding block 37, the turntable 11 and the rotating rod 7 can be connected through the cooperation of the spring 36 and the sliding block 37, and when the rotating rod 7 drives the cross plate 13 to rotate, the turntable 11 and the U-shaped plate 15 are prevented from rotating relatively, and the arc plate 19 and the heating pipe 20 slide.
In the invention, two symmetrical baffles 39 are connected in a sliding manner in the annealing bin 1, a connecting plate 40 positioned above the turntable 11 is sleeved on the outer wall of the rotating rod 7 in a rotating manner, two ends of the connecting plate 40 are respectively and fixedly connected with the corresponding baffles 39, when the cylinder 30 drives the rotating rod 7 and the turntable 11 to move downwards, the connecting plate 40 can drive the two baffles 39 to move downwards at the same time, and further, the rollers 5 can be covered by the two baffles 39, so that the rapid overflow of heat energy emitted by the heating pipe 20 is avoided.
In the invention, a preheating bin 31 is arranged on one side of the annealing bin 1 far away from the cooling bin 2, the preheating bin 31 is positioned above the conveying belt 3, a communicating pipe 32 which is communicated with one another is arranged on one side of the cooling bin 2 far away from the fan 25, the other end of the communicating pipe 32 extends into the preheating bin 31, a plurality of heat insulation curtains 33 are fixedly connected to two sides of the inner wall of the top of the preheating bin 31, two adjacent heat insulation curtains 33 are contacted, hot air in the cooling bin 2 is conveyed into the preheating bin 31 through the communicating pipe 32, the roller 5 in the preheating bin 31 is preheated, the later heating of the roller 5 is facilitated, and meanwhile, the energy consumption during heating is reduced.
Working principle: the roller 5 is placed on the top of the rotating disc 27, the roller 5 is conveyed rightward through the preheating bin 31 and enters the annealing bin 1 by the conveying belt 3, when the outer diameter of the roller 5 is larger, the rotating motor 21 is started to drive the third gear 22 to rotate, the third gear 22 is meshed with the first external gear ring 23 and the rotating disc 11 to rotate, the bevel gear 12 is meshed with the bevel gear 17, the bevel gear 17 is in threaded connection with the screw rod 16, the bevel gear 12 further drives the bevel gear 17 to rotate, at the moment, the bevel gear 17 drives the screw rod 16 and the U-shaped plate 15 to slide outwards, so that the arc plate 19 and the heating tube 20 move to the two sides, a plurality of heating tubes 20 can cover the roller 5, the cylinder 30 is started, the piston rod of the cylinder 30 pushes the rotating disc 11, the cross plate 13, the arc plate 19 and the heating tube 20 to slide downwards, the first external gear ring 23 and the third gear 22 are disengaged, just moving the heating pipe 20 to the position where the roller 5 needs to be heated, then simultaneously starting the driving motor 9 and the heating pipe 20, driving the driving motor 9 to drive the second gear 10 to rotate, and meshing the second gear 10 with the first gear 8, further driving the rotating sleeve 6, the rotating rod 7, the rotating disc 11, the cross plate 13 and the heating pipe 20 to rotate, at the moment, rotating the plurality of heating pipes 20 to uniformly heat the outer side of the roller 5, after the roller 5 is heated, continuing to convey the roller 5 to the right into the cooling bin 2 by the conveying belt 3, at the moment, conveying the next roller 5 into the annealing bin 1 from the preheating bin 31, repeating the steps S1 and S2 again for heating, and conveying the heated roller 5 into the cooling bin 2, at the moment, meshing the second outer toothed ring 28 with the racks 24, starting to rotate by the rotating disc 27 and the roller 5 under the action of the second outer toothed ring 28 along with the movement of the bottom plate 4, then, the fan 25 is started, the fan 25 carries out air cooling on the autorotation roller 5, and as the roller 5 rotates, the surface of the roller 5 can uniformly receive the cooling of the fan 25, the air blown out by the fan 25 cools the heated roller 5, the heat energy in the roller 5 is taken away by the air blown out by the fan 25 to form hot air, the hot air enters the preheating bin 31 through the ventilation opening 26 and the communicating pipe 32, the roller 5 to be heated in the preheating bin 31 is preheated by the hot air, and the roller 5 is conveniently heated in the later stage.
The application method of the roller head and neck heating equipment comprises the following steps:
S1, placing a roller 5 on the top of a rotating disc 27, conveying the roller 5 rightward through a conveying belt 3 and passing through a preheating bin 31 to enter an annealing bin 1, when the outer diameter of the roller 5 is large, starting a rotating motor 21 to drive a third gear 22 to rotate, the third gear 22 is meshed with a first outer toothed ring 23, the third gear 22 drives the first outer toothed ring 23 to rotate with a turntable 11, an umbrella toothed ring 12 is meshed with an umbrella gear 17, the umbrella gear 17 is in threaded connection with a screw rod 16, the umbrella toothed ring 12 drives the umbrella gear 17 to rotate, and at the moment, the umbrella gear 17 drives the screw rod 16 and a U-shaped plate 15 to slide outwards, so that an arc plate 19 and a heating pipe 20 move to two sides, and a plurality of heating pipes 20 can cover the roller 5;
S2, starting an air cylinder 30, wherein a piston rod of the air cylinder 30 pushes a rotary table 11, a cross plate 13, an arc plate 19 and a heating pipe 20 to slide downwards, a first outer toothed ring 23 and a third gear 22 are disengaged, the heating pipe 20 just moves to a position where heating is required for a roller 5, then simultaneously starting a driving motor 9 and the heating pipe 20, the driving motor 9 drives a second gear 10 to rotate, the second gear 10 is meshed with a first gear 8, and further, a rotary sleeve 6, a rotary rod 7, the rotary table 11, the cross plate 13 and the heating pipe 20 can be driven to rotate, and at the moment, a plurality of heating pipes 20 rotate to uniformly heat the outer side of the roller 5;
S3, after the roller 5 is heated, the conveying belt 3 continuously conveys the roller 5 to the right into the cooling bin 2, at the moment, the next roller 5 enters the annealing bin 1 from the preheating bin 31, the steps S1 and S2 are repeated again for heating, the heated roller 5 enters the cooling bin 2, at the moment, the second outer toothed ring 28 is meshed with the rack 24, the rotating disc 27 and the roller 5 start to rotate under the action of the second outer toothed ring 28 along with the movement of the bottom plate 4, then the fan 25 is started, the fan 25 carries out air cooling on the rotating roller 5, and as the roller 5 rotates, the surface of the roller 5 can uniformly receive the cooling of the fan 25;
s4, cooling the heated roller 5 by air blown out by the fan 25, taking away heat energy in the roller 5 by the air blown out by the fan 25 to form hot air, enabling the hot air to enter the preheating bin 31 through the ventilation opening 26 and the communicating pipe 32, preheating the roller 5 to be heated in the preheating bin 31 by the hot air, and heating the roller 5 in the later period conveniently.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a roll neck firing equipment, includes annealing storehouse (1) and cooling storehouse (2), run through in annealing storehouse (1) and the cooling storehouse (2) same conveyer belt (3), a serial communication port, a plurality of bottom plates (4) have been placed at the top of conveyer belt (3), a plurality of roll (5) have all been placed at the top of bottom plate (4), the top rotation of annealing storehouse (1) runs through has dwang (7), the bottom fixedly connected with cross board (13) of dwang (7), be equipped with a plurality of spouts (14) in cross board (13) with dwang (7) as centre of a circle annular equidistance, a plurality of equal sliding connection has U template (15) in spout (14), the top of annealing storehouse (1) is equipped with the slip subassembly that is used for driving U template (15) to slide, the top of annealing storehouse (1) is equipped with the rotation subassembly that is used for carrying out the heating to roll (5), be equipped with the heat dissipation subassembly that is used for carrying out heat to roll (5) top layer in cooling storehouse (2);
The sliding assembly comprises a rotating motor (21) fixedly connected to the top of an annealing bin (1), an output shaft of the rotating motor (21) rotates to penetrate through the annealing bin (1) and is fixedly connected with a third gear (22), a rotating disc (11) is sleeved on the outer wall of a rotating rod (7), a first outer toothed ring (23) meshed with the third gear (22) is sleeved on the outer wall of the rotating disc (11), a screw rod (16) is transversely connected in a rotating manner in a U-shaped plate (15), a circular nut block (42) is rotationally connected to the sliding groove (14), a bevel gear (17) is fixedly sleeved on the outer wall of the circular nut block (42), one end thread of the screw rod (16) penetrates through the circular nut block (42), a bevel toothed ring (12) meshed with the bevel gear (17) is fixedly connected to the bottom of the rotating rod (7) serving as the center of a circle, a connecting block (18) is fixedly connected to the bottom of one end of the U-shaped plate (15), which is far away from the rotating rod (7), a connecting block (19) is fixedly connected to the bottom of the connecting block (18), and one side of the connecting block (19) is close to the rotating plate (20);
The rotary assembly comprises a driving motor (9) fixedly connected to the top of the annealing bin (1), a second gear (10) is fixedly connected to an output shaft of the driving motor (9), a rotary sleeve (6) is rotationally connected to the top of the annealing bin (1), the top end of a rotary rod (7) extends into the rotary sleeve (6) and is in sliding connection with the rotary sleeve (6), a first gear (8) meshed with the second gear (10) is fixedly connected to the top end of the rotary sleeve (6), an air cylinder (30) is fixedly connected to the top of the annealing bin (1), and a piston rod of the air cylinder (30) penetrates through the annealing bin (1) in a sliding mode and is in sliding connection with the top of the rotary disc (11);
A plurality of sliding grooves (34) are annularly arranged in the turntable (11) by taking the rotating rod (7) as a circle center, a plurality of clamping grooves (35) are annularly arranged in the rotating rod (7), a spring (36) is fixedly connected to the inner wall of one side of the sliding groove (34) far away from the rotating rod (7), a sliding block (37) with two symmetrical inclined planes is slidably connected in the sliding groove (34), one end of the sliding block (37) far away from the spring (36) extends into the clamping groove (35), and the other end of the spring (36) is fixedly connected with the sliding block (37);
Two symmetrical arc-shaped grooves (38) are formed in the sliding groove (14), and one sides, far away from the rotating rod (7), of the arc-shaped grooves (38) are rotationally connected with a round nut block (42);
The cooling assembly comprises a vent (26) arranged at one side of the cooling bin (2), a plurality of fans (25) are arranged on the inner wall of one side of the cooling bin (2), racks (24) are fixedly connected to the inner wall of one side of the cooling bin (2), a rotating disc (27) is rotatably connected to the top of the bottom plate (4), a second outer toothed ring (28) meshed with the racks (24) is fixedly sleeved on the outer wall of the rotating disc (27), a plurality of electromagnets (29) are fixedly embedded in the rotating disc (27), and the top of the rotating disc (27) is contacted with the bottom of the roller (5);
the top of the rotating disc (27) is fixedly connected with a high-temperature resistant layer (41).
2. The roller head and neck heating equipment according to claim 1, characterized in that two symmetrical baffles (39) are connected in the annealing bin (1) in a sliding manner, a connecting plate (40) positioned above the turntable (11) is sleeved on the outer wall of the rotating rod (7) in a rotating manner, and two ends of the connecting plate (40) are fixedly connected with the corresponding baffles (39) respectively.
3. The roller head and neck heating equipment according to claim 2, wherein a preheating bin (31) is arranged on one side, far away from the cooling bin (2), of the annealing bin (1), the preheating bin (31) is located above the conveying belt (3), a communicating pipe (32) which is communicated with one side, far away from the fan (25), of the cooling bin (2), the other end of the communicating pipe (32) extends into the preheating bin (31), a plurality of heat insulation curtains (33) are fixedly connected to two sides of the inner wall of the top of the preheating bin (31), and two adjacent heat insulation curtains (33) are in contact.
4. A method of using a roller head and neck heating apparatus as claimed in claim 3, comprising the steps of:
S1, placing a roller (5) at the top of a rotating disc (27), conveying the roller (5) rightward through a conveying belt (3) and entering an annealing bin (1) through a preheating bin (31), when the outer diameter of the roller (5) is large, starting a rotating motor (21) to drive a third gear (22) to rotate, the third gear (22) is meshed with a first outer toothed ring (23), the third gear (22) drives the first outer toothed ring (23) and a turntable (11) to rotate, the bevel gear (12) is meshed with a bevel gear (17), the bevel gear (17) is in threaded connection with a screw rod (16), and the bevel gear (12) drives the bevel gear (17) to rotate, and at the moment, the bevel gear (17) drives the screw rod (16) and a U-shaped plate (15) to slide outwards, so that an arc-shaped plate (19) and a heating pipe (20) move to two sides, and a plurality of heating pipes (20) can cover the roller (5);
S2, starting an air cylinder (30), wherein a piston rod of the air cylinder (30) pushes a rotary table (11), a cross plate (13), an arc plate (19) and a heating pipe (20) to slide downwards, a first outer toothed ring (23) and a third gear (22) are disengaged, the heating pipe (20) is just moved to a position where heating is required for a roller (5), then a driving motor (9) and the heating pipe (20) are started simultaneously, the driving motor (9) drives a second gear (10) to rotate, the second gear (10) is engaged with the first gear (8), and then a rotating sleeve (6), a rotating rod (7) can be driven to rotate, and the rotary table (11), the cross plate (13) and the heating pipe (20) rotate, so that a plurality of heating pipes (20) rotate to uniformly heat the outer side of the roller (5);
S3, after the roller (5) is heated, the conveying belt (3) continuously conveys the roller (5) to the right into the cooling bin (2), at the moment, the next roller (5) enters the annealing bin (1) from the preheating bin (31), the steps S1 and S2 are repeated again to heat, the heated roller (5) enters the cooling bin (2), at the moment, the second outer toothed ring (28) is meshed with the rack (24), the rotating disc (27) and the roller (5) start to rotate under the action of the second outer toothed ring (28) along with the movement of the bottom plate (4), then the fan (25) is started to wind the rotating roller (5), and the surface of the roller (5) can uniformly receive the cooling of the fan (25) due to the fact that the roller (5) rotates;
S4, cooling the heated roller (5) by air blown out by the fan (25), taking away heat energy in the roller (5) by the air blown out by the fan (25) to form hot air, enabling the hot air to enter the preheating bin (31) through the ventilation opening (26) and the communicating pipe (32), preheating the roller (5) to be heated in the preheating bin (31) by the hot air, and heating the roller (5) in the later period conveniently.
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| CN202210381755.5A CN114807579B (en) | 2021-08-20 | 2021-08-20 | Roller head and neck heating equipment and application method thereof |
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| CN202210381755.5A CN114807579B (en) | 2021-08-20 | 2021-08-20 | Roller head and neck heating equipment and application method thereof |
| CN202110962303.1A CN113684360B (en) | 2021-08-20 | 2021-08-20 | Roller head and neck annealing treatment separated heating device and use method thereof |
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| CN114807579B (en) * | 2021-08-20 | 2024-06-07 | 江苏共昌轧辊股份有限公司 | Roller head and neck heating equipment and application method thereof |
| CN115354137B (en) * | 2022-08-09 | 2024-03-12 | 唐山润源轧辊股份有限公司 | Low-temperature heat treatment kiln for roller heat treatment |
| CN115323159B (en) * | 2022-08-29 | 2023-12-26 | 衡阳鸿大精密制造有限责任公司 | Full-automatic walking beam type tube blank heating device |
| CN116622951B (en) * | 2023-05-18 | 2023-10-24 | 南通瑞升运动休闲用品有限公司 | Spheroidizing annealing device and process for wear-resistant bimetal laminated composite material |
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| CN113684360A (en) | 2021-11-23 |
| CN113684360B (en) | 2022-06-03 |
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