CN111850257B - Metal material processing system - Google Patents
Metal material processing system Download PDFInfo
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- CN111850257B CN111850257B CN201910352723.0A CN201910352723A CN111850257B CN 111850257 B CN111850257 B CN 111850257B CN 201910352723 A CN201910352723 A CN 201910352723A CN 111850257 B CN111850257 B CN 111850257B
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- 239000007769 metal material Substances 0.000 title claims abstract description 15
- 238000010791 quenching Methods 0.000 claims abstract description 78
- 230000000171 quenching effect Effects 0.000 claims abstract description 74
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 239000007789 gas Substances 0.000 claims abstract description 55
- 229910052786 argon Inorganic materials 0.000 claims abstract description 35
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000005457 ice water Substances 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 27
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 12
- 239000002184 metal Substances 0.000 abstract description 6
- 238000004321 preservation Methods 0.000 abstract description 2
- 239000001257 hydrogen Substances 0.000 description 14
- 229910052739 hydrogen Inorganic materials 0.000 description 14
- 238000009413 insulation Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Images
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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- 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
- C21D1/62—Quenching devices
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0018—Details, accessories not peculiar to any of the following furnaces for charging, discharging or manipulation of charge
-
- 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
-
- 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
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
Abstract
The invention discloses a metal material processing system, which belongs to the technical field of metal heat treatment and comprises a transportation rail frame, a hoisting device, a traction device, a heat treatment device, a roller device and a quenching device. The invention integrates the functions of material heating, heat preservation, rapid quenching, roller and the like, and can automatically heat treat metal materials to be processed, wherein the quenching device comprises gas quenching and liquid quenching, liquid argon is adopted for gas quenching, zero-degree ice water is adopted for liquid quenching, and particularly, a new design structure is adopted in the gas quenching process, so that workpieces can rotate and be cooled based on the kinetic energy of gas, and uniform cooling is ensured.
Description
Technical Field
The invention relates to the technical field of metal heat treatment, in particular to a metal material treatment system.
Background
Heat treatment refers to a hot metal working process in which a material is heated, held and cooled in the solid state to achieve a desired texture and properties. The metal heat treatment process can be broadly divided into three major categories, bulk heat treatment, surface heat treatment and chemical heat treatment. Each major category can be further divided into several different heat treatment processes according to the heating medium, heating temperature and cooling method. Different structures can be obtained by different heat treatment processes on the same metal, so that different properties can be obtained. Steel is the most widely used metal in industry, and the steel microstructure is the most complex, so the steel heat treatment process is diversified. The integral heat treatment is a metal heat treatment process for integrally heating a workpiece and then cooling the workpiece at a proper speed to obtain a required metallographic structure so as to change the integral mechanical property of the workpiece. The integral heat treatment of steel roughly comprises four basic processes of annealing, normalizing, quenching and tempering.
The processing of the metal material is an integral process which needs a plurality of devices to cooperate and complete. However, in the existing processing system, heating furnaces, quenching, rolling rolls and other devices are independent of each other, complex transportation work is required in the material processing process, automatic processing cannot be realized, and the processing efficiency is low. Meanwhile, the existing quenching device is simple, accurate rapid quenching cannot be realized, and the mechanical property of the workpiece cannot reach the standard due to the fact that the quenching process is often accompanied with the condition of inconsistent cooling speed.
Disclosure of Invention
In view of the above, the invention integrates the functions of material heating, rapid quenching, rolling and the like, and can automatically heat treat metal materials to be processed, wherein the quenching device comprises gas quenching and liquid quenching, liquid argon is adopted for the gas quenching, zero-degree ice water is adopted for the liquid quenching, and particularly, a new design structure is adopted in the gas quenching process, so that workpieces can be rotated and cooled based on the kinetic energy of gas, and uniform cooling is ensured.
The invention solves the problems through the following technical means:
a metal material processing system, characterized by, includes transportation track frame, hoisting accessory, draw gear and heat treatment device, wherein:
the transportation track frame is used for guiding the plate to move, and the transportation track frame is erected roof beam, high beam, connection by the preceding, erects roof beam, low crossbeam and back and erects the roof beam and constitute, preceding perpendicular roof beam is erected the roof beam and is used for supporting and bearing with the back, high crossbeam horizontal installation erects the roof beam in the front and connects between erecting the roof beam, low crossbeam horizontal installation erects between the roof beam after connecting and erects the roof beam.
The lifting device is used for rotatably fixing and transporting plates, and comprises a bearing rod, limiting idler wheels and a mounting seat, wherein the limiting idler wheels are respectively arranged at two ends of the bearing rod, the driving wheel is sleeved on the bearing rod, the mounting seat is fixed on the bearing rod, the bearing rod is movably mounted on a transportation track frame through the limiting idler wheels, the limiting idler wheels are provided with limiting discs, the bearing rod can be guided to move along the transportation track frame under the action of the limiting discs on two sides, the driving wheel is connected with the traction device, a rotating shaft is mounted on the lower portion of the mounting seat, a connecting rod is mounted below the rotating shaft, a connecting plate is mounted below the connecting rod, a plurality of fixing holes used for fixing and transporting plates are formed in the connecting plate, and a sealing heat insulation cover is further sleeved on the rotating shaft.
The traction device is used for driving the lifting device to ascend, descend, advance or retreat and comprises a traction frame and a traction motor, wherein the traction frame and the traction motor are installed at the top of the transportation rail frame, the traction frame is a horizontal U-shaped frame and comprises a top rail and a bottom rail, the top and the bottom of the traction motor are respectively provided with an idler wheel, the traction motor can move in the space formed by the horizontal U-shaped frame, a lifting wheel is installed on an output shaft of the traction motor, a lifting transmission chain is installed between the lifting wheel and a transmission wheel, and the idler wheel comprises a driving wheel and a follow-up wheel which are matched with the traction frame.
The heat treatment device is arranged at the bottom of a front vertical beam and comprises a temperature-adjustable electric furnace and an air circuit arranged inside the temperature-adjustable electric furnace, the temperature-adjustable electric furnace comprises a heating cavity, an insulating seat arranged at the top of the heating cavity, and a plurality of electric furnace wires arranged outside the heating cavity in a coiled manner, a step hole matched with the shape of a sealed insulating cover is formed in the insulating seat, the air circuit comprises a hydrogen circuit for outputting protective gas and an argon circuit for outputting quenching gas, one end of the hydrogen circuit is connected with a liquid hydrogen tank through a switch valve, the other end of the hydrogen circuit is communicated with a hydrogen spray pipe arranged on the inner wall of the heating cavity, one end of the argon circuit is connected with the liquid argon tank through the switch valve, the other end of the argon circuit is communicated with an argon spray pipe arranged on the inner wall of the heating cavity, a plurality of air nozzles are uniformly arranged on the hydrogen spray pipe and the argon spray pipe, and the air nozzles form point-symmetric layout by taking the center of the heating cavity as a reference, a rotating air flow is formed inside the heating cavity under the action of the air nozzle.
Preferably, the bottom of heating chamber still is provided with rotating base, rotating base is used for the bottom of bearing panel, and rotating base includes the bearing of guide V type groove and guide V type groove bottom.
Preferably, the gas inlet ends of the hydrogen gas path and the argon gas path are respectively provided with a valve for adjusting gas inlet amount.
Preferably, still include roll device, roll device sets up in the below of low-beam and including the guide throat, install the multiunit guide roller on the guide throat hypotenuse, set up at the roll entry of guide throat tip, install the one-level roll at the roll entry, set up the roll export at second-level roll exit with the second grade roll that the one-level roll set up side by side wherein: the guide necking, the guide roller, the roller inlet, the primary roller, the secondary roller and the roller outlet are arranged on the same center line, the distance between the primary roller and the secondary roller is adjustable, and the self roller gap of the primary roller and the self roller gap of the secondary roller are adjustable.
Preferably, the quenching device is arranged below the low cross beam and is close to the roller device, and comprises a quenching inlet, a quenching spray head and a quenching outlet, wherein: the quenching inlet is close to the roller outlet, the quenching nozzle is arranged in a semi-sealed space formed between the quenching inlet and the quenching outlet, and the quenching nozzle is connected with a zero-degree ice water tank through a water pump; and a sewer is arranged at the bottom of the quenching device.
Preferably, the quenching nozzle comprises an internal tapered nozzle, a bottom mounting thread, a base, a nozzle, a mounting rack, a cone, a mounting hole and a mounting screw, wherein: bottom installation screw thread is used for the screw hole of sealing connection arc cooling tube inner wall, the screw hole of fixed mounting bracket is seted up to the end of sprinkler bead, the mounting bracket is used for falling the cone for the type of falling U structure and establishes the exit at the tapered spray tube, the both sides of mounting bracket are provided with a plurality of mounting holes that are used for adjusting the cone height, through the top at the sprinkler bead can be fixed the mounting bracket with the mounting screw.
The metal material treatment system has the following beneficial effects:
(1) the automatic circulation of panel has been realized to adoption transportation track frame, hoisting accessory and draw gear, has solved traditional artifical transportation, and automatic circulation time and precision are controllable, when promoting machining efficiency, can also reduce the work risk, avoid workman direct contact high temperature metal material.
(2) Inside hydrogen spray tube and the argon gas spray tube of being provided with of heat treatment device, use the work piece that hydrogen can protect the processing not to oxidize and play the purification performance, use argon gas can realize controlling the work piece cold rate in the stove, increase the argon gas flow and can realize quick cooling after a certain amount and reach the effect of quenching, in the course of working of special material, need extremely quick cooling like the thermal treatment of 1J22 strip, just can improve its mechanical properties, need be with the cooling rate that is more than or equal to 500 ℃/h during the quenching, adopt the argon gas can realize accurate cooling.
(3) The plate is in a rotatable state in the heat treatment furnace, and when the hydrogen spray pipe and/or the argon spray pipe are used, the plate can rotate rapidly under the action of airflow to realize uniform cooling of the surface.
(4) The roller device adopts multistage adjustable rollers, can be flexibly adjusted according to the thickness of a required strip, and particularly, the design of the guide necking and the guide roller can conveniently guide a plate positioned on the lifting device to enter the roller device.
(5) The quenching device is arranged behind the roller device, and the quenching device uses low-temperature cooling water to be uniformly sprayed to the surface of the plate in a foggy form, so that the plate can be rapidly and uniformly cooled, the quenching effect is realized, and the wear resistance and the fatigue strength of the material are improved.
Drawings
The invention is further described below with reference to the figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of the transport rail frame of the present invention;
FIG. 3 is a schematic view of the construction of the lifting device of the present invention;
FIG. 4 is a schematic structural view of a spacing roller according to the present invention;
FIG. 5 is a schematic view of the construction of the draft gear of the present invention;
FIG. 6 is a schematic view showing the structure of a heat treatment apparatus according to the present invention;
FIG. 7 is a schematic view of the structure of the rotating base of the present invention;
FIG. 8 is a schematic view of the plate rotating structure according to the present invention;
FIG. 9 is a schematic view showing the structure of the roll unit according to the present invention;
FIG. 10 is a schematic view of a quenching apparatus according to the present invention;
FIG. 11 is a schematic view of the structure of a quench head according to the present invention.
In the figure, 1-a transportation rail frame, 101-a front vertical beam, 102-a high beam, 103-a connecting vertical beam, 104-a low beam, 105-a rear vertical beam, 2-a hoisting device, 201-a bearing rod, 202-a limiting roller, 203-a driving wheel, 204-a mounting seat, 205-a rotating shaft, 206-a connecting rod, 207-a connecting plate, 208-a fixing hole, 209-a sealing heat insulation cover, 2021-a limiting disc, 3-a plate, 4-a traction device, 401-a traction frame, 402-a traction motor, 403-a roller, 4011-a top rail, 4012-a bottom rail, 4021-a lifting wheel, 4022-a lifting transmission chain, 4031-a driving wheel, 4032-a follow-up wheel, 5-a heat treatment device, 501-a temperature-adjustable electric furnace, 502-a gas circuit, 4021-a lifting wheel, 4022-a lifting transmission chain, 4022-a lifting driving wheel, 4032-a servo-following wheel, a heat treatment device, a 501-a temperature adjustable electric furnace, and a gas circuit, 503-rotating base, 5011-heating cavity, 5012-insulating base, 5013-electric furnace wire, 5021-hydrogen nozzle, 5022-argon nozzle, 5023-air nozzle, 5031-guide V-shaped groove, 5032-bearing, 6-roller device, 601-guide necking, 602-guide roller, 603-roller inlet, 604-primary roller, 605-secondary roller, 606-roller outlet, 7-quenching device, 701-quenching inlet, 702-quenching nozzle, 703-quenching outlet, 7021-tapered nozzle, 7022-bottom mounting thread, 7023-base, 7024-water spray head, 7025-mounting rack, 7026-cone, 7027-mounting hole and 7028-mounting screw.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, a metallic material processing system includes a transportation rail frame 1, a lifting device 2, a traction device 4, and a heat treatment device 5, wherein: the transportation track frame 1 is used for guiding the movement of the plate 3, the hoisting device 2 is used for rotatably fixing and transporting the plate 3, the traction device 4 is used for driving the hoisting device 2 to ascend, descend, advance or retreat, and the heat treatment device 5 is used for heating, heat preservation and quenching of the plate 3, wherein the heat treatment device 5 adopts a gas quenching mode.
As shown in fig. 2, the transportation rail frame 1 is composed of a front vertical beam 101, a high beam 102, a connecting vertical beam 103, a low beam 104 and a rear vertical beam 105, the front vertical beam 101 and the rear vertical beam 105 are used for supporting and bearing, the high beam 102 is horizontally arranged between the front vertical beam 101 and the connecting vertical beam 103, the low beam 104 is horizontally arranged between the connecting vertical beam 103 and the rear vertical beam 105, the transportation rail frame 1 can guide plates 3 to enter a furnace and exit the furnace, different devices enter and exit, a sliding rail is arranged in the middle of the transportation rail frame 1, wherein a fixed beam is arranged at the top of the front vertical beam 101 and the top of the rear vertical beam 105, and the front vertical beam 101 and the rear vertical beam 105 are made into a bearing whole.
As shown in fig. 3, the lifting device 2 includes a bearing rod 201, limit rollers 202 respectively disposed at two ends of the bearing rod 201, a transmission wheel 203 sleeved on the bearing rod 201, and a mounting seat 204 fixed on the bearing rod 201, the bearing rod 201 is movably mounted in the transportation rail frame 1 through the limit rollers 202, limit discs 2021 are disposed at outer sides of the limit rollers 202, the bearing rod 201 can be guided to move along the transportation rail frame 1 under the action of the limit discs 2021 at two sides, the transmission wheel 203 is connected with the traction device 4, a rotating shaft 205 is mounted at a lower portion of the mounting seat 204, a connecting rod 206 is mounted below the rotating shaft 205, a connecting plate 207 is mounted below the connecting rod 206, a plurality of fixing holes 208 for fixing and transporting the sheet material 3 are disposed on the connecting plate 207, a sealing heat insulation cover 209 is further mounted on the rotating shaft 205, the sealing heat insulation cover 209 does not need to rotate but is only used for sealing the heating cavity 5011, so that the sealing heat insulation cover 209 is fixed on the rotating shaft 205, the fixing mode can be various: can set up the boss on pivot 205, or set up the connecting hole, or set up the mount pad, the upper end rotatable of connecting rod 206 is installed inside pivot 205, guarantees that panel 3 can rotate.
The transmission wheel 203 is fixed on the bearing rod 201, the transmission wheel 203 is connected with a lifting transmission chain 4022, and the lifting transmission chain 4022 can be a transmission rope, a transmission belt and the like. The transmission wheel 203 can be omitted, and the bottom of the transmission belt is directly wound on the bearing rod 201. The mount pad 204 is installed at the bearing bar 201 through two oval dishes, installs pivot 205 on the roof beam in the middle part, and the form of pivot 205 can be multiple, and the purpose guarantees to rotate between connecting rod 206 and the pivot 205, and consequently, pivot 205 can be universal joint, sleeve or bearing etc. and the connecting plate 207 of connecting rod 206 bottom is the type of falling U structure, can block panel 3, also has the connecting hole on panel 3, can install panel 3 on connecting plate 207 through the bolt. Meanwhile, the sealing and heat-insulating cover 209 can move along with the connecting rod 206 and mainly plays a role of a sealing and heat-insulating seat 5012, and the sealing and heat-insulating cover 209 can be made of heat-insulating cotton or other materials such as high-temperature-resistant glass wool boards.
It should be noted that, as shown in fig. 4, the limiting roller 202 is provided with a step surface, and the small end of the limiting roller 202 is installed in the slide rail of the transportation rail frame 1 and can be lifted and moved back and forth under the driving of the traction device.
As shown in fig. 5, the traction apparatus 4 includes a traction frame 401 and a traction motor 402 installed on the top of the transportation rail frame 1, the traction frame 401 is a horizontal U-shaped frame, the opening of the U-shaped frame is in a horizontal direction, which can limit the traction motor 402 from turning sideways, and at the same time, guide the traction motor 402 to move back and forth, the traction frame 401 includes a top rail 4011 and a bottom rail 4012, rollers 403 are respectively installed on the top and the bottom of the traction motor 402, each roller 403 includes a driving wheel 4031 and a following wheel 4032 matched with the traction frame 401, the traction motor 402 can move inside a space formed by the horizontal U-shaped frame, a lifting wheel 4021 is installed on an output shaft of the traction motor 402, and a lifting transmission chain 4022 is installed between the lifting wheel 4021 and the transmission wheel 203.
Specifically, the front and back movement of the traction device 4 is completed by a driving wheel 4031 and a driven wheel 4032, the driving wheel 4031 can be precisely controlled by a stepping motor, the driven wheel 4032 is only used for positioning, the driven wheel 4032 is located at the top of the traction motor 402 in fig. 5, and the driving wheel 4031 is located at the bottom of the traction motor 402. Meanwhile, the traction motor 402 can drive the lifting wheel 4021 to rotate forward and backward, and the forward and backward rotation drives the lifting transmission chain 4022 to be folded or put down, so as to drive the lifting device 2 to ascend or descend.
It should be noted that the traction frame 401 is provided with a long groove for passing through the lifting transmission chain 4022.
As shown in fig. 6, the heat treatment apparatus 5 is installed at the bottom of the front vertical beam 101 and includes a temperature adjustable electric furnace 501 and a gas circuit 502 installed inside the temperature adjustable electric furnace 501, the temperature adjustable electric furnace 501 includes a heating chamber 5011, a heat insulating base 5012 installed at the top of the heating chamber 5011, a plurality of electric furnace wires 5013 coiled outside the heating chamber 5011, a step hole matching with the shape of the sealing heat insulating cover 209 is opened on the heat insulating base 5012, the gas circuit 502 is divided into a hydrogen gas circuit for outputting a shielding gas and an argon gas circuit for outputting a quenching gas, one end of the hydrogen gas circuit is connected to a liquid hydrogen tank through a switch valve, the other end of the hydrogen gas circuit is connected to a hydrogen gas nozzle 5021 installed on the inner wall of the heating chamber 5011, one end of the argon gas circuit is connected to the liquid argon gas tank through a switch valve, the other end of the argon gas circuit is connected to an argon gas nozzle 5022 installed on the inner wall of the heating chamber 5011, a plurality of gas nozzles 5023 are evenly arranged on the hydrogen gas nozzle 5021 and the argon gas nozzle 5022, the jets 5023 form a point-symmetrical arrangement with reference to the center of the heated chamber 5011, and a rotating airflow is formed inside the heated chamber 5011 by the jets 5023.
Specifically, inside hydrogen spray tube and the argon gas spray tube of being provided with of heat treatment device, use hydrogen can protect the work piece of handling not to oxidize and play the purification effect, use argon gas can realize controlling work piece cold rate in the stove, increase the argon gas flow and can realize the effect that rapid cooling reaches the quenching after reaching a certain amount, in the course of working of special material, need extremely quick cooling like the thermal treatment of 1J22 strip, just can improve its mechanical properties, need with the cooling rate that is more than or equal to 500 ℃/h during the quenching, adopt argon gas can realize accurate cooling, the computer only need control the argon gas pipeline on the solenoid valve can, the inlet end of hydrogen gas circuit and argon gas circuit is provided with the valve of adjusting the air input respectively.
It should be noted that, in order to ensure the rotational stability of the plate 3, a rotating base 503 is added at the bottom of the heating cavity 5011, the rotating base 503 is used for receiving the bottom of the plate 3, the rotating base 503 includes a guiding V-groove 5031 and a bearing 5032 for guiding the bottom of the V-groove 5031, in fig. 7, the plate 3 is guided by the guiding V-groove 5031 to smoothly fall into the rotating base 503, at this time, both the bottom and the top of the plate 3 are stressed and can rotate, when a hydrogen nozzle and/or an argon nozzle is used, the plate can rapidly rotate under the action of the gas flow, so as to achieve uniform cooling of the surface, and the cooling scheme based on the kinetic energy of the gas is the core technical point of the present invention, and the plate is in a rotatable state in the heat treatment furnace as shown in fig. 8.
Specifically, under the action of the transportation rail frame 1 and the traction device 4, the hoisting device 2 can automatically take the plate 3 out of or put the plate into the temperature-adjustable electric furnace 501. Then, the movement is continued into a different apparatus along the trajectory set by the transportation rail frame 1.
It should be noted that the roller device 6 and the quenching device 7 can be selected and matched according to the processing requirements, and the overall height of the roller device 6 and the quenching device 7 can be adjusted to match the transportation track frame 1 for working.
As shown in fig. 9, the roll device 6 is disposed below the lower beam 104 and includes a guide throat 601, a plurality of sets of guide rollers 602 mounted on the oblique side of the guide throat 601, a roll entrance 603 disposed at the small end of the guide throat 601, a primary roll 604 mounted at the roll entrance 603, a secondary roll 605 disposed side by side with the primary roll 604, and a roll exit 606 disposed at the exit of the secondary roll 605, wherein: the guide reducing opening 601, the guide roller 602, the roller inlet 603, the primary roller 604, the secondary roller 605 and the roller outlet 606 are arranged on the same center line, the distance between the primary roller 604 and the secondary roller 605 is adjustable, and the self roller gap of the primary roller 604 and the self roller gap of the secondary roller 605 are adjustable.
Specifically, the roller device adopts multistage adjustable rollers, can be according to the nimble adjustment of the thickness of required strip, especially, the design of guide throat and guide roller can be convenient the guide be located the panel on hoisting accessory get into the roller device, and during the actual work, panel 3 is through hoisting accessory 2 moving, under the assistance of guide throat and guide roller, even panel 3 is in different angles or positions, finally all can get into multistage roller smoothly and carry out the hot rolling technology. The hot rolling needs to be repeated, and only the traction motor 402 needs to be controlled to move forwards or backwards.
As shown in fig. 10 and 11, the quenching device 7 is below the low beam 104 and is adjacent to the roller device 6, and the quenching device 7 includes a quenching inlet 701, a quenching nozzle 702 and a quenching outlet 703, wherein: the quenching inlet 701 is close to the roller outlet 606, the quenching nozzle 702 is arranged in a semi-sealed space formed between the quenching inlet 701 and the quenching outlet 703, and the quenching nozzle 702 is connected with a zero-degree ice water pool through a water pump; the bottom of the quenching device 7 is provided with a sewer, the characteristic that the ice-water mixture is close to zero is fully utilized, so that the cooling water is in a low-temperature state, and the quenching effect is more obvious. As shown in fig. 11, the quench head 702 includes an internal tapered lance 7021, bottom mounting threads 7022, a base 7023, a sprinkler head 7024, a mounting bracket 7025, a cone 7026, mounting holes 7027, and mounting screws 7028, wherein: the bottom installation screw thread 7022 is used for the screw hole of sealing connection arc cooling tube inner wall, the screw hole of fixed mounting bracket 7025 is seted up to sprinkler bead 7024's end, mounting bracket 7025 is used for falling the cone 7026 in the exit of tapered spray pipe 7021 for the type of falling U structure, the both sides of mounting bracket 7025 are provided with a plurality of mounting holes 7027 that are used for adjusting the cone 7026 height, can fix mounting bracket 7025 at the top of sprinkler bead 7024 through mounting screw 7028.
Specifically, the quenching device is arranged behind the roller device, low-temperature cooling water is uniformly sprayed to the surface of the plate in a foggy mode by the quenching device, the plate can be rapidly and uniformly cooled, the quenching effect is realized, and the wear resistance and the fatigue strength of the material are improved. It should be noted that different heights of the cone 7026 from the exit of the tapered nozzle 7021 can be achieved by adjusting the mounting screws 7028 through different mounting holes 7027. The quenching nozzle 702 combines the structures of the tapered spray pipe 7021 and the cone 7026, the high-speed water spray jet collides with the firing pin of the cone 7026 to generate high-strength ultrasonic waves, water drop particles after collision are reduced, and the traditional method of reducing the aperture of the nozzle and improving the water pressure is separated, so that the atomizing effect is good, the aperture of the nozzle is large and is not easy to block, the energy consumption is reduced, and the water consumption is saved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A metallic material processing system, characterized by comprising a transportation rail frame (1), a hoisting device (2), a traction device (4) and a heat treatment device (5), wherein:
the transportation track frame (1) is used for guiding the movement of the plates (3), the transportation track frame (1) is composed of a front vertical beam (101), a high cross beam (102), a connecting vertical beam (103), a low cross beam (104) and a rear vertical beam (105), the front vertical beam (101) and the rear vertical beam (105) are used for supporting and bearing, the high cross beam (102) is horizontally arranged between the front vertical beam (101) and the connecting vertical beam (103), and the low cross beam (104) is horizontally arranged between the connecting vertical beam (103) and the rear vertical beam (105);
the lifting device (2) is used for rotatably fixing and transporting the plates (3), the lifting device (2) comprises a bearing rod (201), limiting idler wheels (202) respectively arranged at two ends of the bearing rod (201), a driving wheel (203) sleeved on the bearing rod (201) and a mounting seat (204) fixed on the bearing rod (201), the bearing rod (201) is movably mounted in the transportation track frame (1) through the limiting idler wheels (202), limiting discs (2021) are arranged on the outer sides of the limiting idler wheels (202), the bearing rod (201) can be guided to move along the transportation track frame (1) under the action of the limiting discs (2021) on two sides, the driving wheel (203) is connected with the traction device (4), a rotating shaft (205) is mounted on the lower portion of the mounting seat (204), a connecting rod (206) is mounted below the rotating shaft (205), and a connecting plate (207) is mounted below the connecting rod (206), a plurality of fixing holes (208) for fixing and transporting the plates (3) are formed in the connecting plate (207), and a sealing heat-insulating cover (209) is further sleeved on the rotating shaft (205);
the traction device (4) is used for driving the lifting device (2) to ascend, descend, advance or retreat, the traction device (4) comprises a traction frame (401) and a traction motor (402) which are installed at the top of the transportation rail frame (1), the traction frame (401) is a horizontal U-shaped frame and comprises a top rail (4011) and a bottom rail (4012), rollers (403) are arranged at the top and the bottom of the traction motor (402), the traction motor (402) can move in a space formed by the horizontal U-shaped frame, a lifting wheel (4021) is installed on an output shaft of the traction motor (402), a lifting transmission chain (4022) is installed between the lifting wheel (4021) and the transmission wheel (203), and the rollers (403) comprise a driving wheel (4031) and a follow-up wheel (4032) which are matched with the traction frame (401);
the heat treatment device (5) is arranged at the bottom of a front vertical beam (101) and comprises a temperature-adjustable electric furnace (501) and a gas circuit (502) arranged inside the temperature-adjustable electric furnace (501), the temperature-adjustable electric furnace (501) comprises a heating cavity (5011) and a heat-insulating seat (5012) arranged at the top of the heating cavity (5011), a plurality of electric furnace wires (5013) arranged outside the heating cavity (5011) are coiled, a step hole matched with the shape of a sealed heat-insulating cover (209) is formed in the heat-insulating seat (5012), the gas circuit (502) is divided into a hydrogen gas circuit for outputting protective gas and an argon gas circuit for outputting quenching gas, one end of the hydrogen gas circuit is connected with a liquid hydrogen gas tank through a switch valve, the other end of the hydrogen gas circuit is communicated with a hydrogen gas nozzle (5021) arranged on the inner wall of the heating cavity (5011), one end of the argon gas circuit is connected with the liquid argon gas tank through the switch valve, the other end of the argon gas circuit is communicated with an argon gas nozzle (5022) arranged on the inner wall of the heating cavity (5011), a plurality of gas nozzles (5023) are uniformly arranged on the hydrogen gas nozzle (5021) and the argon gas nozzle (5022), the gas nozzles (5023) form a point-symmetric layout by taking the center of the heating cavity (5011) as a reference, and a rotating gas flow is formed in the heating cavity (5011) under the action of the gas nozzles (5023);
still include roll device (6), roll device (6) set up in the below of low crossbeam (104), and including guide throat (601), install multiunit guide gyro wheel (602) on guide throat (601) hypotenuse, set up roll entry (603) at guide throat (601) tip, install one-level roll (604) of roll entry (603) department, with one-level roll (604) second grade roll (605) that set up side by side, set up roll export (606) in second grade roll (605) exit, wherein: the guide reducing opening (601), the guide roller (602), the roller inlet (603), the primary roller (604), the secondary roller (605) and the roller outlet (606) are arranged on the same center line, the distance between the primary roller (604) and the secondary roller (605) is adjustable, and the self roller gap of the primary roller (604) and the self roller gap of the secondary roller (605) are adjustable;
the quenching device (7) is arranged below the low cross beam (104) and is close to the roller device (6), the quenching device (7) comprises a quenching inlet (701), a quenching spray head (702) and a quenching outlet (703), and the quenching device (7) comprises: the quenching inlet (701) is close to the roller outlet (606), the quenching nozzle (702) is arranged in a semi-sealed space formed between the quenching inlet (701) and the quenching outlet (703), and the quenching nozzle (702) is connected with a zero-degree ice water pool through a water pump; a sewer is arranged at the bottom of the quenching device (7).
2. A metallic material processing system as set forth in claim 1 wherein the bottom of the heating chamber (5011) is further provided with a rotary base (503), the rotary base (503) being adapted to receive the bottom of the sheet material (3), the rotary base (503) comprising a guide V-groove (5031) and a bearing (5032) for guiding the bottom of the V-groove (5031).
3. The metallic material processing system as claimed in claim 1, wherein the inlet ends of the hydrogen gas path and the argon gas path are respectively provided with valves for adjusting the inlet amount of the gas.
4. A metal material processing system according to claim 1, wherein the quench head (702) comprises an internal tapered lance (7021), bottom mounting threads (7022), a base (7023), a sprinkler head (7024), a mounting bracket (7025), a cone (7026), a mounting hole (7027), and mounting screws (7028), wherein: bottom installation screw thread (7022) are used for the screw hole of sealing connection arc cooling tube inner wall, the screw hole of fixed mounting bracket (7025) is seted up to the end of sprinkler bead (7024), mounting bracket (7025) are used for falling the exit in tapered spray pipe (7021) with cone (7026) for the type of falling U structure, the both sides of mounting bracket (7025) are provided with a plurality of mounting holes (7027) that are used for adjusting cone (7026) height, through installation screw (7028) can be fixed mounting bracket (7025) at the top of sprinkler bead (7024).
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| CN201910352723.0A CN111850257B (en) | 2019-04-29 | 2019-04-29 | Metal material processing system |
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| AT410549B (en) * | 2001-09-13 | 2003-05-26 | Voest Alpine Schienen Gmbh & C | DEVICE FOR TURNING ROLLED GOODS WITH LONG LENGTH |
| CN201105358Y (en) * | 2007-09-07 | 2008-08-27 | 中国联合工程公司 | Hot laminating device for sheet metal strip |
| IT1392807B1 (en) * | 2009-02-03 | 2012-03-23 | Danieli Off Mecc | RAIL HANDLING MACHINE AND RELATIVE HANDLING PROCESS |
| CN104372162B (en) * | 2013-08-16 | 2016-08-24 | 上海重型机器厂有限公司 | The heat treatment method of large size, thin walled steel plate |
| CN104060059B (en) * | 2014-07-02 | 2016-08-17 | 山东华建铝业集团有限公司 | High-strength aluminum alloy press quenching system and press quenching technique |
| CN205874490U (en) * | 2016-07-08 | 2017-01-11 | 湖州冶鑫机械有限公司 | Mould work piece guenching unit |
| CN109536683B (en) * | 2018-12-29 | 2020-06-19 | 广西平果百矿高新铝业有限公司 | Heat treatment device and heat treatment process for ultra-long aluminum extruded material |
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Denomination of invention: A metal material processing system Effective date of registration: 20231026 Granted publication date: 20211228 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi Xishan branch Pledgor: WUXI FULL ALLOY TECHNOLOGY Co.,Ltd. Registration number: Y2023980062539 |
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