CN113897482A - Profile modeling combination formula heat treatment furnace - Google Patents
Profile modeling combination formula heat treatment furnace Download PDFInfo
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- CN113897482A CN113897482A CN202110991067.6A CN202110991067A CN113897482A CN 113897482 A CN113897482 A CN 113897482A CN 202110991067 A CN202110991067 A CN 202110991067A CN 113897482 A CN113897482 A CN 113897482A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 82
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- 239000011449 brick Substances 0.000 claims abstract description 13
- 239000000523 sample Substances 0.000 claims description 15
- 238000005259 measurement Methods 0.000 claims description 14
- 229920000742 Cotton Polymers 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 7
- 238000000137 annealing Methods 0.000 abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012545 processing Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 22
- 230000000694 effects Effects 0.000 description 17
- 238000009413 insulation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000012937 correction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000192 social effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
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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
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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
- C21D11/00—Process control or regulation for heat treatments
Abstract
The invention belongs to the technical field of heat treatment, and particularly relates to a profiling combined heat treatment furnace, which comprises an upper shell and a lower shell; the upper shell and the lower shell are symmetrical to each other; the outer side walls of the upper shell and the lower shell are fixedly connected with an upper fixing plate and a lower fixing plate respectively; a steel cylinder is arranged between the upper shell and the lower shell; the upper fixing plate and the lower fixing plate are fixed on the steel column body through the fixing assembly; a group of refractory bricks are fixedly connected to the inner walls of the upper shell and the lower shell; a hearth is formed between the upper shell and the lower shell; a group of lead terminals are fixedly connected to the upper shell and the lower shell; a group of heating wires are fixedly connected on the group of refractory bricks; the invention provides a profiling combined type heat treatment furnace, which aims to solve the following problems in annealing heat treatment: the large heating furnace has less resources and limited processing size; the steel pipe pile is overlong, complex to transport and high in cost; the whole steel pipe pile has the problems of more circulation times and increased safety production risk.
Description
Technical Field
The invention belongs to the technical field of heat treatment, and particularly relates to a profiling combined heat treatment furnace.
Background
In the industries of ocean engineering, ships, bridges, wind power generation and the like, the steel pipe piles play an important role and cannot be lost, so the quality of the steel pipe piles is particularly important, and the quality of the steel pipe piles is determined by welding quality, straightness quality and the like.
In the welding and straightness quality control of the steel pipe pile, the treatment of welding seam welding residual stress and size correction is particularly important, and the welding seam welding residual stress can be directly caused by: the service life of the steel pipe pile is shortened, and even the steel pipe pile cannot be normally used; too large a deviation in straightness results in: and (5) treating waste products of the steel pipe piles.
In the prior art, the traditional welding residual stress and size correction of the welding seam can be realized by a large heating furnace and integral annealing heat treatment, but because the size of a large steel pipe pile is large and long, the integral pile moves dozens of meters or even hundreds of meters, the following problems are often encountered in the annealing heat treatment: the large heating furnace has less resources and limited processing size; the steel pipe pile is overlong, complex to transport and high in cost; the whole steel pipe pile has the advantages of more times of flow rotation, increased safety production risk and the like, so the invention provides the profiling combined type heat treatment furnace.
Disclosure of Invention
In order to make up for the deficiencies of the prior art, the following problems are often encountered in the annealing heat treatment: the large heating furnace has less resources and limited processing size; the steel pipe pile is overlong, complex to transport and high in cost; the invention provides a profiling combined heat treatment furnace, which solves the problems that the whole steel pipe pile has more times of flow and rotation and the safety production risk is increased.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a profiling combined heat treatment furnace, which comprises an upper shell and a lower shell; the upper shell and the lower shell are symmetrical to each other; the outer side walls of the upper shell and the lower shell are fixedly connected with an upper fixing plate and a lower fixing plate respectively; a steel cylinder is arranged between the upper shell and the lower shell; the upper fixing plate and the lower fixing plate are fixed on the steel column body through the fixing assembly; a group of refractory bricks are fixedly connected to the inner walls of the upper shell and the lower shell; a hearth is formed between the upper shell and the lower shell; a group of lead terminals are fixedly connected to the upper shell and the lower shell; a group of heating wires are fixedly connected on the group of refractory bricks; the heating wire and the lead terminal are connected with each other; the heating wire controls heating through the electric cabinet; in the prior art, the traditional welding residual stress and size correction of the welding seam can be realized by a large heating furnace and integral annealing heat treatment, but because the size of a large steel pipe pile is large and long, the integral pile moves dozens of meters or even hundreds of meters, the following problems are often encountered in the annealing heat treatment: the large heating furnace has less resources and limited processing size; the steel pipe pile is overlong, complex to transport and high in cost; the invention has the advantages that the whole steel pipe pile has more flowing times, the safety production risk is increased, and the like, when the invention works, the upper shell and the lower shell wrap the welding seam of the steel body column through the fixing component, then the heating wire is heated through the electric cabinet, the heat insulation is carried out through the refractory brick, the hearth is heated, and then the wrapped welding seam is annealed, the combined heat treatment furnace has field combination, the use is flexible, and the invention is beneficial to the stress elimination process of the tail section welding seam of the very large member such as ocean engineering, engineering ships, bridges and the like.
Preferably, the inner walls of the two ends of the upper shell and the lower shell are fixedly connected with a layer of heat insulation cotton; during operation, the inner walls of the two ends of the upper shell and the lower shell are respectively provided with a heat insulation cotton heat insulation area, so that a heat insulation effect is realized on the hearth, and the overlarge temperature loss in the hearth is avoided.
Preferably, a group of measurement and control probes are arranged on the inner wall of the steel cylinder; a display instrument is arranged on the electric cabinet; the measurement and control probe is communicated with the display instrument through signals; when the electric heating device works, the measurement and control probe is arranged in the steel pile body, and a display instrument in the electric cabinet can digitally display the theoretical heating temperature and set the heating time; the temperature value in the furnace hearth is digitally displayed in real time through data feedback of a measurement and control probe in the steel pile body; the electric cabinet can regulate and control the numerical values of theoretical heating temperature, heating time and real-time temperature of the hearth, can realize the hearth environment with any time and any temperature, and meets the process requirements of local annealing heat treatment of the steel pile body.
Preferably, the fixing assembly comprises a first groove; the top end of the lower fixing plate is provided with a pair of first grooves which are symmetrically distributed; an L-shaped plate is fixedly connected to the bottom end of the upper fixing plate at a position corresponding to the first groove; the side wall of the first groove is connected with a clamping block in a sliding manner, and one end of the clamping block extends out of the lower fixing plate and is fixedly connected with a return plate; the return plate is fixedly connected to the side wall of the lower fixing plate through a spring; the during operation, when an upper fixing plate and a lower fixing plate are fixed, the clamping block is separated from the first groove by pulling back the shaped plate through a hand, then the upper fixing plate and the lower fixing plate are folded, the L-shaped plate enters the first groove, then under the action of the plate spring, the clamping block enters the first groove, the L-shaped plate is fixed, the upper fixing plate and the lower fixing plate are further fixed, then the upper shell and the lower shell are fixed on the steel cylinder, then heat treatment annealing is carried out, the installation and the disassembly are simple and convenient, and the time is saved.
Preferably, a group of first guide posts is fixedly connected to the top end of the lower fixing plate; a group of first guide grooves are formed in the upper fixing plate; during operation, through the guide effect of first guide pillar and first guide slot, can let upper fixed plate and bottom plate can accurately laminate and fix, further practice thrift installation fixed time.
Preferably, a pair of second grooves symmetrically distributed about the central line are formed in the side wall, close to the lower fixing plate, of the clip plate; the section of the second groove is trapezoidal; a push plate is connected in the second groove in a sliding manner, and the section of the push plate is trapezoidal; the push plate is fixedly connected to the inner wall of the second groove through a spring, and the end part of the push plate extends out of the second groove; a positioning block is fixedly connected to the side wall of the inclined plane of the push plate extending out of the second groove; a third groove is formed in the side wall of the lower fixing plate, relative to the second groove; a clamping groove is formed in the inner wall of the third groove; the push plate is pushed by the pushing piece; in the during operation, receive external influence in order to prevent to return the shape board, can appear rocking, and then the combination that influences heat treatment furnace is fixed, get into first recess at the screens piece, promote second recess lateral wall department with the push pedal through the impeller this moment, then the push pedal tip gets into in the third recess, then remove the promotion of impeller, let the push pedal pass through the effect of spring with the locating plate card go into the screens inslot, and then fix returning shape board and screens piece, can avoid external influence to returning the shape board, guarantee the stability that casing and casing down are fixed.
Preferably, the pusher comprises a chute; the opposite inner walls of the return plates are provided with sliding grooves; the sliding groove and the second groove are communicated with each other; the holding plate is connected in the sliding groove in a sliding manner, and two ends of the holding plate are inclined planes and are in mutual contact with the trapezoidal inclined plane of the push plate; during operation, when needs are fixed to returning the shape board, the board is held to the hand earlier, lets hold the board and remove in the spout, then promotes the push pedal through holding the mutual promotion on board inclined plane and the trapezoidal inclined plane of push pedal, lets the locating plate break away from the screens groove, and then removes the fixed of returning the shape board, and easy operation is convenient.
Preferably, the inner wall of the return-shaped plate is provided with a second guide pillar; a second guide groove is formed in the center of the push plate; the second guide pillar is connected to the inner wall of the second guide groove in a sliding manner; the during operation, in order to prevent the moving direction of push pedal the skew from appearing, lead to can not removing the fixed effect to returning the shaped plate, be equipped with the second guide pillar at returning the shaped plate inner wall, through the effect of second guide pillar and second guide slot, guarantee to hold the moving direction of board, and then guarantee the promotion effect to the push pedal.
Preferably, the second guide post is rotatably connected to the inner wall of the return-shaped plate; the second guide pillar is provided with a limiting pillar; the inner wall of the second guide groove is provided with a limiting groove; the during operation, in order to prevent that external personnel or some personnel that do not understand the operation from mistakenly holding the push pedal, be equipped with spacing post on the second guide pillar, when spacing post only rotatory second guide pillar lets spacing post and spacing groove be in same position department, promote the push pedal, otherwise will carry out the screens by spacing post, can play the guard action.
The invention has the following beneficial effects:
1. the invention relates to a profiling combined type heat treatment furnace, which is characterized in that an upper shell and a lower shell are wrapped at a welding seam of a steel body column through a fixing component, then a heating wire is heated through an electric cabinet, heat is preserved through a refractory brick, a hearth is heated, and further the wrapped welding seam is annealed.
2. According to the profiling combined type heat treatment furnace, the measurement and control probe is arranged in the steel pile body, and the display instrument in the electric cabinet can digitally display the theoretical heating temperature and set the heating time; the temperature value in the furnace hearth is digitally displayed in real time through data feedback of a measurement and control probe in the steel pile body; the electric cabinet can regulate and control the numerical values of theoretical heating temperature, heating time and real-time temperature of the hearth, can realize the hearth environment with any time and any temperature, and meets the process requirements of local annealing heat treatment of the steel pile body.
3. The profiling combined heat treatment furnace is an annealing device prepared in the process of manufacturing a steel pile of a cutter suction ship at present, also creates a mode for the subsequent steel pile manufacturing, effectively contributes to the improvement of the manufacturing quality of the steel pile and the cost control benefit through an innovative form, has reference and popularization effects on similar manufactured products through technical research, has a certain promotion effect on the optimization and the upgrade of wide-range manufacturing equipment through the research and development of the device and the promotion of test data, greatly improves the construction capacity of the equipment, and can increase the social effect of a unit and improve the economic benefit.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of a contoured modular heat treatment furnace;
FIG. 2 is a front view of the upper housing;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 5 is a view from the direction B of FIG. 4;
FIG. 6 is a cross-sectional view taken at C-C of FIG. 5;
FIG. 7 is a side view of the grip plate;
FIG. 8 is a diagram of the second embodiment;
in the figure: 1. a heater; 11. a refractory brick; 12. heat preservation cotton; 13. a lead terminal; 14. a steel cylinder; 15. a measurement and control probe; 16. a hearth; 17. an upper housing; 171. a lower housing; 172. an upper fixing plate; 173. a lower fixing plate; 18. an electric cabinet; 181. a display instrument; 2. a first groove; 21. an L-shaped plate; 22. a bit block; 23. a return plate; 24. a first guide post; 25. a first guide groove; 3. a second groove; 31. a third groove; 32. a clamping groove; 33. positioning blocks; 34. pushing the plate; 35. a chute; 36. holding the plate; 4. a second guide post; 41. a second guide groove; 42. a limiting column; 43. a limiting groove; 44. and (4) anti-skid lines.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment is as follows:
as shown in fig. 1 to 7, the profiling combined type heat treatment furnace of the invention comprises an upper shell 17 and a lower shell 171; the upper case 17 and the lower case 171 are symmetrical to each other; the outer side walls of the upper shell 17 and the lower shell 171 are respectively fixedly connected with an upper fixing plate 172 and a lower fixing plate 173; a steel column 14 is arranged between the upper shell 17 and the lower shell 171; the upper fixing plate 172 and the lower fixing plate 173 are fixed on the steel column 14 through a fixing assembly; a group of refractory bricks 11 are fixedly connected to the inner walls of the upper shell 17 and the lower shell 171; a hearth 16 is formed between the upper shell 17 and the lower shell 171; a group of lead terminals 13 are fixedly connected to the upper shell 17 and the lower shell 171; a group of heating wires 1 are fixedly connected on the group of refractory bricks 11; the heating wire 1 and the lead terminal 13 are connected with each other; the heating wire 1 is controlled to generate heat through the electric cabinet 18; in the prior art, the traditional welding residual stress and size correction of the welding seam can be realized by a large heating furnace and integral annealing heat treatment, but because the size of a large steel pipe pile is large and long, the integral pile moves dozens of meters or even hundreds of meters, the following problems are often encountered in the annealing heat treatment: the large heating furnace has less resources and limited processing size; the steel pipe pile is overlong, complex to transport and high in cost; the invention has the advantages that the whole steel pipe pile has more flowing and rotating times, the safety production risk is increased, and the like, when the invention works, the upper shell 17 and the lower shell 171 wrap the welding seam of the steel body column through the fixing component, then the electric cabinet 18 heats the heating wire 1, the refractory brick 11 carries out heat preservation and heat, the hearth 16 is heated, and then the wrapped welding seam is annealed, the combined heat treatment furnace has field combination, the use is flexible, and the invention is suitable for the stress elimination process of the final section welding seam of the large-scale member such as ocean engineering, engineering ships, bridges and the like.
A layer of heat preservation cotton 12 is fixedly connected to the inner walls of the two ends of the upper shell 17 and the lower shell 171; during operation, all set up the cotton 12 heat preservation district that keeps warm on upper housing 17 and lower casing 171 both ends inner wall, play the heat preservation effect to furnace 16, avoid temperature loss too big in the furnace 16.
A group of measurement and control probes 15 are arranged on the inner wall of the steel column body 14; a display 181 is arranged on the electric cabinet 18; the measurement and control probe 15 is in signal communication with the display instrument 181; when the electric control box works, the measurement and control probe 15 is arranged in the steel pile body, and the display 181 in the electric control box 18 can digitally display the theoretical heating temperature and set the heating time; the temperature value in the furnace hearth is digitally displayed in real time through the data feedback of the measurement and control probe 15 in the steel pile body; the electric cabinet 18 can regulate and control the numerical values of theoretical heating temperature, heating time and real-time temperature of the hearth 16, can realize the hearth 16 environment with any time and any temperature, and meets the process requirements of local annealing heat treatment of the steel pile body.
The fixing component comprises a first groove 2; the top end of the lower fixing plate 173 is provided with a pair of first grooves 2 which are symmetrically distributed; an L-shaped plate 21 is fixedly connected to the bottom end of the upper fixing plate 172 at a position corresponding to the first groove 2; the side wall of the first groove 2 is slidably connected with a clamping block 22, and one end of the clamping block 22 extends out of the lower fixing plate 173 and is fixedly connected with a return plate 23; the return plate 23 is fixedly connected to the side wall of the lower fixing plate 173 through a spring; during operation, when upper fixed plate 172 and lower fixed plate 173 fix, go back shape board 23 through hand power, break away from first recess 2 with screens piece 22, then upper fixed plate 172 and lower fixed plate 173 fold, let L shaped plate 21 get into in first recess 2, then under the effect of returning the shaped plate 23 spring, screens piece 22 gets into in first recess 2, fixed L shaped plate 21, and then fixed upper fixed plate 172 and lower fixed plate 173, and then fix last casing 17 and lower casing 171 on steel column body 14, then carry out the thermal treatment annealing, the installation is dismantled simple and conveniently, and the time is saved.
A group of first guide posts 24 is fixedly connected to the top end of the lower fixing plate 173; a group of first guide grooves 25 are formed in the upper fixing plate 172; during operation, through the guiding effect of first guide pillar 24 and first guide slot 25, can let upper fixed plate 172 and lower fixed plate 173 can laminate and fix accurately, further practices thrift installation fixed time.
A pair of second grooves 3 symmetrically distributed about the center line are formed on the side wall of the return plate 23 close to the lower fixing plate 173; the section of the second groove 3 is trapezoidal; a push plate 34 is connected in the second groove 3 in a sliding manner, and the section of the push plate 34 is trapezoidal; the push plate 34 is fixedly connected to the inner wall of the second groove 3 through a spring, and the end part of the push plate 34 extends out of the second groove 3; a positioning block 33 is fixedly connected to the side wall of the inclined plane of the push plate 34 extending out of the second groove 3; a third groove 31 is formed in the side wall of the lower fixing plate 173 opposite to the second groove 3; a clamping groove 32 is formed in the inner wall of the third groove 31; the push plate 34 is pushed by a pusher member; in operation, in order to prevent that non return shaped plate 23 from receiving external influence, can appear rocking, and then the combination that influences heat treatment furnace is fixed, get into first recess 2 at screens piece 22, promote push pedal 34 second recess 3 lateral wall department through the impeller this moment, then push pedal 34 tip gets into in third recess 31, then remove the promotion of impeller, let push pedal 34 go through the effect of spring with the locating plate card go into screens groove 32 in, and then fix time shaped plate 23 and screens piece 22, can avoid external influence to returning shaped plate 23, guarantee the fixed stability of casing 17 and lower casing 171.
The pusher comprises a chute 35; the opposite inner walls of the return plates 23 are provided with sliding grooves 35; the sliding groove 35 and the second groove 3 are communicated with each other; a holding plate 36 is connected in the sliding groove 35 in a sliding manner, and two ends of the holding plate 36 are inclined planes and are in contact with the trapezoidal inclined plane of the push plate 34; when the fixing device works, when the clip plate 23 needs to be fixed, the holding plate 36 is held by hands firstly, the holding plate 36 moves in the sliding groove 35, then the pushing plate 34 is pushed by mutual pushing of the inclined surface of the holding plate 36 and the trapezoidal inclined surface of the pushing plate 34, the positioning plate is separated from the clamping groove 32, and then the fixing of the clip plate 23 is released, and the operation is simple and convenient.
The inner wall of the return-shaped plate 23 is provided with a second guide post 4; a second guide groove 41 is formed in the center of the push plate 34; the second guide post 4 is slidably connected to the inner wall of the second guide groove 41; in operation, in order to prevent the moving direction of the pushing plate 34 from deviating, and thus the fixing effect on the clip plate 23 cannot be released, the second guide post 4 is arranged on the inner wall of the clip plate 23, and the moving direction of the holding plate 36 is ensured through the action of the second guide post 4 and the second guide groove 41, so as to ensure the pushing effect on the pushing plate 34.
The second guide post 4 is rotatably connected to the inner wall of the return plate 23; the second guide post 4 is provided with a limit post 42; a limiting groove 43 is formed in the inner wall of the second guide groove 41; during operation, in order to prevent that external personnel or some personnel who do not understand the operation from mistakenly holding push pedal 34, be equipped with spacing post 42 on second guide pillar 4, spacing post 42 only rotates second guide pillar 4 and lets when spacing post 42 and spacing groove 43 are in same position department, promotes push pedal 34, otherwise will be carried out the screens by spacing post 42, can play the guard action.
Example two:
as shown in fig. 8, in the first comparative example, as another embodiment of the present invention, a set of anti-slip stripes 44 are formed on the holding plate 36; in operation, in order to facilitate the pushing effect of the pushing plate 34 and prevent the occurrence of the phenomenon of hand slip, a group of anti-slip patterns 44 are arranged on the holding plate 36, the anti-slip patterns 44 can increase the friction force on the surface of the holding plate 36, and under the action of the same holding force, larger friction force can be generated, so that the phenomenon of hand slip can be prevented.
The working principle is as follows: the upper shell 17 and the lower shell 171 wrap the welding seam of the steel column through the fixing component, then the electric cabinet 18 heats the heating wire 1, the refractory brick 11 carries out heat preservation, the hearth 16 is heated, and then the wrapped welding seam is annealed; the inner walls of the two ends of the upper shell 17 and the lower shell 171 are respectively provided with a heat insulation area of heat insulation cotton 12, which plays a role in heat insulation for the hearth 16 and avoids overlarge temperature loss in the hearth 16; the measuring and controlling probe 15 is arranged in the steel pile body, and the display 181 in the electric cabinet 18 can digitally display the theoretical heating temperature and set the heating time; the temperature value in the furnace hearth is digitally displayed in real time through the data feedback of the measurement and control probe 15 in the steel pile body; the electric cabinet 18 can regulate and control the numerical values of theoretical heating temperature, heating time and real-time temperature of the hearth 16, can realize the hearth 16 environment with any time and any temperature, and meets the process requirements of local annealing heat treatment of the steel pile body; the upper fixing plate 172 and the lower fixing plate 173 are fixed through the guiding action of the first guide post 24 and the first guide groove 25, the clamping block 22 is separated from the first groove 2 by pulling the clip plate 23 by hand, then the upper fixing plate 172 and the lower fixing plate 173 are folded, the L-shaped plate 21 enters the first groove 2, then the clamping block 22 enters the first groove 2 under the action of the spring of the clip plate 23 to fix the L-shaped plate 21, further the upper fixing plate 172 and the lower fixing plate 173 are fixed, further the upper shell 17 and the lower shell 171 are fixed on the steel column 14, and then heat treatment annealing is carried out, so that the installation and the disassembly are simple and convenient, and the time is saved; get into first recess 2 at screens piece 22, hold holding plate 36 in hand earlier, let holding plate 36 remove in spout 35, then through holding mutual promotion on 36 inclined planes of board and the trapezoidal inclined plane of push pedal 34, promote second recess 3 lateral wall department with push pedal 34, then push pedal 34 tip gets into in third recess 31, then remove the promotion of impeller, let push pedal 34 pass through the effect of spring in with the locating plate card income screens groove 32, and then fix shape board 23 and screens piece 22 returning, can avoid the external influence to shape board 23 returning, guarantee upper housing 17 and the fixed stability of lower casing 171.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A profiling combined type heat treatment furnace is characterized by comprising an upper shell (17) and a lower shell (171); the upper shell (17) and the lower shell (171) are symmetrical to each other; the outer side walls of the upper shell (17) and the lower shell (171) are fixedly connected with an upper fixing plate (172) and a lower fixing plate (173) respectively; a steel column (14) is arranged between the upper shell (17) and the lower shell (171); the upper fixing plate (172) and the lower fixing plate (173) are fixed on the steel column body (14) through a fixing component; a group of refractory bricks (11) are fixedly connected to the inner walls of the upper shell (17) and the lower shell (171); a hearth (16) is formed between the upper shell (17) and the lower shell (171); a group of lead terminals (13) are fixedly connected to the upper shell (17) and the lower shell (171); a group of heating wires (1) is fixedly connected on the group of refractory bricks (11); the heating wire (1) and the lead terminal (13) are connected with each other; the heating wire (1) controls heating through the electric cabinet (18).
2. The profiling combined type heat treatment furnace according to claim 1, wherein a layer of heat preservation cotton (12) is fixedly connected to the inner walls of the two ends of the upper shell (17) and the lower shell (171).
3. A profiling combined heat treatment furnace according to claim 2, characterized in that the inner wall of the steel column body (14) is provided with a group of measurement and control probes (15); a display instrument (181) is arranged on the electric cabinet (18); the measurement and control probe (15) is communicated with the display instrument (181) through signals.
4. A profiled combined heat treatment furnace according to claim 3, characterized in that the fixing assembly comprises a first groove (2); the top end of the lower fixing plate (173) is provided with a pair of first grooves (2) which are symmetrically distributed; an L-shaped plate (21) is fixedly connected to the position, corresponding to the first groove (2), of the bottom end of the upper fixing plate (172); the side wall of the first groove (2) is connected with a clamping block (22) in a sliding manner, and one end of the clamping block (22) extends out of the lower fixing plate (173) and is fixedly connected with a return plate (23); the return plate (23) is fixedly connected to the side wall of the lower fixing plate (173) through a spring.
5. The profiling combined type heat treatment furnace according to claim 4, wherein a group of first guide pillars (24) is fixedly connected to the top end of the lower fixing plate (173); a group of first guide grooves (25) are formed in the upper fixing plate (172).
6. The profiling combined type heat treatment furnace according to claim 5, wherein the side wall of the return plate (23) close to the lower fixing plate (173) is provided with a pair of second grooves (3) symmetrically distributed about the center line; the section of the second groove (3) is trapezoidal; a push plate (34) is connected in the second groove (3) in a sliding manner, and the section of the push plate (34) is trapezoidal; the push plate (34) is fixedly connected to the inner wall of the second groove (3) through a spring, and the end part of the push plate (34) extends out of the second groove (3); a positioning block (33) is fixedly connected to the side wall of the inclined plane of the push plate (34) extending out of the second groove (3); a third groove (31) is formed in the side wall of the lower fixing plate (173) opposite to the second groove (3); a clamping groove (32) is formed in the inner wall of the third groove (31); the push plate (34) is pushed by a pusher member.
7. A profiled combined heat treatment furnace according to claim 6, characterized in that the pusher comprises a chute (35); the opposite inner walls of the return plates (23) are provided with sliding grooves (35); the sliding groove (35) is communicated with the second groove (3); the sliding groove (35) is internally and slidably connected with a holding plate (36), and two ends of the holding plate (36) are inclined planes and are in mutual contact with the trapezoidal inclined plane of the push plate (34).
8. A copying combined heat treatment furnace as claimed in claim 7, characterized in that the inner wall of the return plate (23) is provided with a second guide post (4); a second guide groove (41) is formed in the center of the push plate (34); the second guide post (4) is connected to the inner wall of the second guide groove (41) in a sliding mode.
9. A copying combined heat treatment furnace as claimed in claim 8, characterized in that the second guide post (4) is rotatably connected to the inner wall of the return plate (23); a limiting column (42) is arranged on the second guide column (4); and a limiting groove (43) is formed in the inner wall of the second guide groove (41).
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| CN202110991067.6A CN113897482A (en) | 2021-08-26 | 2021-08-26 | Profile modeling combination formula heat treatment furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110991067.6A CN113897482A (en) | 2021-08-26 | 2021-08-26 | Profile modeling combination formula heat treatment furnace |
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|---|---|---|---|---|
| FR1360798A (en) * | 1963-04-02 | 1964-05-15 | Nord Aviation | Process for carrying out local heat treatments after welding on treated steels, and corresponding removable furnaces |
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| CN206751333U (en) * | 2017-04-05 | 2017-12-15 | 浙江和泽电子科技有限公司 | A kind of lift easy to remove and fixed |
| JP2019181666A (en) * | 2018-04-11 | 2019-10-24 | 楽 康Le, Kang | Finished article adsorber |
| CN212200929U (en) * | 2020-04-26 | 2020-12-22 | 苏州市万圣幕墙工程有限公司 | Interlayer unit curtain wall structure |
| CN213850338U (en) * | 2020-11-05 | 2021-08-03 | 威海宝斯电气有限公司 | Folding chopping board |
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2021
- 2021-08-26 CN CN202110991067.6A patent/CN113897482A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1360798A (en) * | 1963-04-02 | 1964-05-15 | Nord Aviation | Process for carrying out local heat treatments after welding on treated steels, and corresponding removable furnaces |
| CN203256310U (en) * | 2013-05-17 | 2013-10-30 | 重庆理工大学 | Detachable device capable of eliminating welding stress quickly |
| CN206751333U (en) * | 2017-04-05 | 2017-12-15 | 浙江和泽电子科技有限公司 | A kind of lift easy to remove and fixed |
| JP2019181666A (en) * | 2018-04-11 | 2019-10-24 | 楽 康Le, Kang | Finished article adsorber |
| CN212200929U (en) * | 2020-04-26 | 2020-12-22 | 苏州市万圣幕墙工程有限公司 | Interlayer unit curtain wall structure |
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Application publication date: 20220107 |