CN115595424A - Temperature control type cooling device for heat treatment of gas turbine blade and heat treatment method thereof - Google Patents
Temperature control type cooling device for heat treatment of gas turbine blade and heat treatment method thereof Download PDFInfo
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- CN115595424A CN115595424A CN202211304550.3A CN202211304550A CN115595424A CN 115595424 A CN115595424 A CN 115595424A CN 202211304550 A CN202211304550 A CN 202211304550A CN 115595424 A CN115595424 A CN 115595424A
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- 238000001816 cooling Methods 0.000 title claims abstract description 45
- 238000010438 heat treatment Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- 238000005507 spraying Methods 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 239000004744 fabric Substances 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000000110 cooling liquid Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- 238000005242 forging Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 238000007669 thermal treatment Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
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- 241001330002 Bambuseae Species 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 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
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
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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
- C21D11/005—Process control or regulation for heat treatments for cooling
Abstract
The invention discloses a temperature-controlled cooling device for heat treatment of gas turbine blades and a heat treatment method thereof, belonging to the technical field of temperature-controlled cooling devices and comprising a wind-bundling mechanism, a transmission mechanism and a spraying mechanism, wherein the wind-bundling mechanism comprises a top frame, the upper surface of the top frame is provided with a shell, the upper surface of the shell is provided with an upper frame, the inner side of the upper frame is provided with a semiconductor condensing sheet, the upper surface of the upper frame is provided with a dustproof ventilating net, the two sides of the inner wall of the shell are respectively provided with a mounting frame, refrigeration is carried out through the semiconductor condensing sheet, the positions of a first-stage tractor, a second-stage tractor and a third-stage tractor are limited through a multi-stage wind groove, the wind-bundling effect on airflow is achieved, the first-stage tractor, the second-stage tractor and the third-stage tractor are started, air circulation is driven through the operation of a guide fan, the bundling and concentration effect on the airflow is achieved based on the wake effect, the stronger cooling effect is achieved, the cooling rate is improved, and the gas turbine blades are cooled.
Description
Technical Field
The invention belongs to the technical field of temperature control type cooling devices, and particularly relates to a temperature control type cooling device for heat treatment of a gas turbine blade.
Background
The gas turbine is widely applied to the fields of airplanes, ships and the like, fatigue failure is easily caused under extreme conditions of high temperature, high pressure, high load, high corrosion and severe working condition state change in general, a blade is a core component of the gas turbine, the surface integrity control of the blade has important influence on the working performance and the service life of the blade, a precision grinding process experiment and simulation are carried out on a project aiming at a typical complex structural member of the gas turbine blade, the influence rule of the surface integrity on fatigue is researched through experiments and tests, the influence rule of the surface integrity on the fatigue is analyzed, the influence rule of fatigue strength stress concentration is analyzed, the fatigue failure mechanism is analyzed through port morphological characteristics and a fatigue simulation model, and the process control method of fatigue constraint is finally obtained, so that the fatigue resistance of the gas turbine blade after grinding is improved.
The temperature control type cooling device is a professional device which achieves the cooling processing effect on the surface of a processed product through the temperature control effect, in the actual use process of the temperature control type cooling device, because the refrigeration mode of the traditional cooling device is usually only through the mode of temperature control, the processed product is cooled, the whole refrigeration flow speed is low, the cooling process after the heat treatment of the gas turbine blade is usually required to be extremely short, the heat dissipation is carried out on the surface of the gas turbine blade, the cooling efficiency of the traditional type cooling device cannot keep up with the cooling rate requirement of the heat treatment, and the improvement is required.
The present invention has been made in view of this situation.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the technical scheme that:
gas turbine blade thermal treatment's accuse warm formula cooling device, including restrainting fan mechanism, drive mechanism and spraying mechanism, it constructs including the top frame to restraint fan, the upper surface of top frame is provided with the casing, the upper surface of casing is provided with the upper ledge, the semiconductor condensation piece is equipped with to the inboard of upper ledge, the upper surface of upper ledge is equipped with dustproof ventilative net, the mounting bracket is all equipped with to the inner wall both sides of casing, the gag lever post is equipped with between the mounting bracket, two-way screw rod is equipped with between the mounting bracket, the surface of gag lever post and two-way screw rod is provided with fixed frame, multistage wind groove and screens groove have been seted up to the inboard of fixed frame, the inboard in multistage wind groove is provided with one-level tractor, second grade tractor and tertiary tractor, one-level tractor, second grade tractor and tertiary tractor all include outer frame and direction fan.
As a further scheme of the invention: the upper surface of top frame has seted up the standing groove, the standing groove cover is established at the surface of casing, the standing groove is equidistant distribution, the inserted bar is all equipped with in the lower surface four corners position of upper ledge frame, the inboard four corners position of casing all is equipped with hollow section of thick bamboo, hollow section of thick bamboo cover is established at the surface of inserted bar.
As a further scheme of the invention: the fixed frame is the symmetric distribution, the regulating plate is equipped with to the surface of fixed frame, screw and spacing hole have been seted up in the side surface of regulating plate run through, spacing pot head is established at the surface of gag lever post, the inner wall looks meshing of two-way screw rod and screw.
As a further scheme of the invention: multistage wind groove includes one-level wind groove, second grade wind groove and tertiary wind groove, one-level wind groove, second grade wind groove and tertiary wind groove are established respectively and are established the surface at one-level tractor, second grade tractor and tertiary tractor, the screens groove is seted up in the inboard in multistage wind groove, the surface of outer frame is equipped with the screens ring, the screens ring is laminated with the inner wall in screens groove mutually, the inboard at outer frame is adorned to the guide fan, outer frame sets up to netted hollow out construction.
As a further scheme of the invention: drive mechanism includes the side frame, side frame fixed connection is in the both sides of top frame, be equipped with a conveyer belt and iron link between the side frame, the front and back end of side frame all is equipped with thermal-insulated cloth, the opening has been seted up to the surface of thermal-insulated cloth, the magnetic path is equipped with to the bottom of thermal-insulated cloth, the magnetic path is laminated with the iron link mutually.
As a further scheme of the invention: the lower surface of iron link is equipped with motor and external member, the leading truck is equipped with to the output of motor, electric telescopic handle is equipped with to the inboard of leading truck, the inboard of external member is rotated and is connected with the cardan shaft, the underframe is equipped with to the bottom of cardan shaft, the slide rail is all equipped with to the lower surface both sides of underframe, electric telescopic handle's output is equipped with the sliding shaft, the equal sliding connection in inboard of slide rail in the both ends of sliding shaft.
As a further scheme of the invention: a first double-shaft cylinder is installed on the inner side of the lower frame, a supporting frame is installed at the output end of the first double-shaft cylinder, and a second conveying belt is installed on the inner side of the supporting frame.
As a further scheme of the invention: the mechanism that sprays includes the support frame, the support frame dress is at the lower surface of iron link, the upper surface of support frame is equipped with places the frame, the inboard of placing the frame is run through and has been seted up water drainage tank, the surface both sides of placing the frame all are equipped with the back shaft, the atomizer is equipped with on the top of back shaft, the inboard of atomizer is provided with the reservoir, the inboard of reservoir is filled with the coolant liquid, the inboard of reservoir is inserted and is equipped with the closing cap, the output of atomizer is equipped with atomizer, atomizer is equidistant distribution.
As a further scheme of the invention: the front end of placing the frame is equipped with No. two biax cylinders, the push pedal is equipped with to the output of No. two biax cylinders, the push pedal is laminated with the inner wall of placing the frame mutually.
A method of heat treating a gas turbine blade comprising the steps of:
s1: placing the gas turbine blade in a forging furnace, and controlling the furnace temperature, the heat preservation time and the quenching time to achieve the heat treatment effect on the gas turbine blade;
s2: the gas turbine blade is placed on the inner side of the placing frame, cooling liquid is sprayed out through an atomizing nozzle by the operation of an atomizer and is sprayed on the surface of the gas turbine blade, and a push plate is driven to perform position adjustment by the operation of a second double-shaft cylinder so as to push the gas turbine blade to enter the transmission mechanism and ensure that the gas turbine blade is positioned in the middle of a first conveying belt;
s3: refrigerating through a semiconductor condensing sheet, limiting the positions of a first-stage tractor, a second-stage tractor and a third-stage tractor through a multi-stage air duct to achieve an air-bundling effect on air flow, starting the first-stage tractor, the second-stage tractor and the third-stage tractor, driving air to circulate through the operation of a guide fan, achieving a bundling and concentrating effect on the air flow based on a wake effect, achieving a stronger cooling effect, improving the cooling rate, and cooling the blades of the gas turbine;
s4: position through the magnetic path to thermal insulation cloth is injectd, reach the relative sealed effect in space above the conveyer belt with this, and provide the space for gas turbine blade's derivation through the opening, gas turbine blade is conveying the conveyer belt end back No. one, drop on No. two conveyer belt surfaces, operation through the motor, adjust the direction of leading truck, and through electric telescopic handle's flexible, drive the sliding shaft and remove, adjust the direction and the angle of slide rail with this, and through the operation of a biax cylinder, further adjust the position of carriage, with this final placement to drive mechanism carries out nimble domination, it is convenient to provide for follow-up processing step.
Has the beneficial effects that:
1. in the assembling process, place outer frame at multistage wind groove inboard, through the mode of rotating two-way screw rod, adjust the position of regulating plate, adjust the interval of two sets of fixed frames with this, fix the outer frame through the screens groove, insert the inserted bar hollow cylinder inboard, prescribe a limit to the position of upper ledge, refrigerate through the semiconductor condensation piece, to one-level tractor through multistage wind groove, the position of second grade tractor and tertiary tractor is prescribed a limit to, reach the effect of restrainting the wind to the air current, start one-level tractor, second grade tractor and tertiary tractor, through the function of direction fan, drive the circulation of air, and based on the wake effect, reach the effect of restrainting the collection of air current and concentrate, reach more powerful cooling effect, promote cooling rate, carry out cooling treatment to gas turbine blade.
2. Position through the magnetic path to thermal insulation cloth is injectd, reach the relative sealed effect in space above the conveyer belt with this, and provide the space for gas turbine blade's derivation through the opening, gas turbine blade is conveying the conveyer belt end back No. one, drop on No. two conveyer belt surfaces, operation through the motor, adjust the direction of leading truck, and through electric telescopic handle's flexible, drive the sliding shaft and remove, adjust the direction and the angle of slide rail with this, and through the operation of a biax cylinder, further adjust the position of carriage, with this final placement to drive mechanism carries out nimble domination, it is convenient to provide for follow-up processing step.
3. Place the gas turbine blade in the inboard of placing the frame, through the function of atomizer, pass through the atomizer blowout with the coolant liquid, spray on gas turbine blade surface, through the function of No. two biax cylinders, drive the push pedal and carry out position control to inside this promotion gas turbine blade gets into drive mechanism, and ensure that the gas turbine blade is located the position placed in the middle of a conveyer belt.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a beam fan mechanism of the present invention;
FIG. 3 is an exploded view of the beam fan mechanism of the present invention;
FIG. 4 is a schematic diagram of a portion of the structure of FIG. 3 in accordance with the present invention;
FIG. 5 is an exploded view of the transmission of the present invention;
FIG. 6 is a bottom view of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic view of the spray mechanism of the present invention;
fig. 8 is an exploded view of the spray mechanism of the present invention.
In the figure: 1. a top frame; 2. a housing; 3. an upper frame; 4. a semiconductor condensation sheet; 5. a dustproof breathable net; 6. a mounting frame; 7. a limiting rod; 8. a bidirectional screw; 9. a fixing frame; 10. a multi-stage air duct; 11. a clamping groove; 12. a primary tractor; 13. a secondary tractor; 14. a third-stage tractor; 15. a guiding fan; 16. a side frame; 17. a first conveyor belt; 18. an iron connecting frame; 19. heat insulation cloth; 20. a magnetic block; 21. a motor; 22. a guide frame; 23. an electric telescopic rod; 24. a kit; 25. a cardan shaft; 26. a lower frame; 27. a slide rail; 28. a first double-shaft cylinder; 29. a support frame; 30. a second conveyor belt; 31. a support frame; 32. placing the frame; 33. a support shaft; 34. an atomizer; 35. sealing the cover; 36. an atomizing spray head; 37. a second double-shaft cylinder; 38. a push plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.
As shown in fig. 1 to 4, the temperature-controlled cooling device for heat treatment of gas turbine blades comprises a wind binding mechanism, a transmission mechanism and a spraying mechanism, wherein the wind binding mechanism comprises a top frame 1, the upper surface of the top frame 1 is provided with a shell 2, the upper surface of the shell 2 is provided with an upper frame 3, the inner side of the upper frame 3 is provided with a semiconductor condensation sheet 4, the upper surface of the upper frame 3 is provided with a dustproof breathable net 5, mounting frames 6 are respectively arranged on two sides of the inner wall of the shell 2, a limiting rod 7 is arranged between the mounting frames 6, a bidirectional screw 8 is arranged between the mounting frames 6, the outer surfaces of the limiting rod 7 and the bidirectional screw 8 are provided with a fixing frame 9, the inner side of the fixing frame 9 is provided with a multistage wind groove 10 and a clamping groove 11, the inner side of the multistage wind groove 10 is provided with a first-stage tractor 12, a second-stage tractor 13 and a third-stage tractor 14, the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14 both comprise an outer frame and a guiding fan 15.
In the assembling process, the outer frame is placed inside the multistage air groove 10, the positions of the adjusting plates are adjusted by rotating the bidirectional screw 8, the distance between the two groups of fixing frames 9 is adjusted, the outer frame is fixed through the clamping groove 11, the inserted rod is inserted into the inner side of the hollow cylinder, the position of the upper frame 3 is limited, the semiconductor condensing sheet 4 is used for refrigerating, the positions of the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14 are limited through the multistage air groove 10, the air-bundling effect on air flow is achieved, the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14 are started, air circulation is driven through the operation of the guide fan 15, the air-bundling and concentrating effect on the air flow is achieved based on the wake flow effect, the stronger cooling effect is achieved, the cooling rate is increased, and the cooling treatment is performed on the blades of the gas turbine.
Specifically, as shown in fig. 3, a placing groove is formed in the upper surface of the top frame 1, the placing groove is formed in the outer surface of the shell 2 in a sleeved mode, the placing groove is distributed at equal intervals, the four corners of the lower surface of the upper frame 3 are provided with inserting rods, the four corners of the inner side of the shell 2 are provided with hollow cylinders, and the outer surfaces of the inserting rods are provided with the hollow cylinders in a sleeved mode.
The insertion rod is inserted into the hollow cylinder to limit the position of the upper frame 3, and the positioning function of the housing 2 can be realized by the placement groove.
Specifically, as shown in fig. 4, the fixing frame 9 is symmetrically distributed, the adjusting plate is mounted on the outer surface of the fixing frame 9, a screw hole and a limiting hole are formed in the side surface of the adjusting plate in a penetrating manner, the limiting hole is sleeved on the outer surface of the limiting rod 7, and the bidirectional screw 8 is meshed with the inner wall of the screw hole.
The movement track of the fixing frame 9 can be limited by the sliding of the limiting hole on the surface of the limiting rod 7, and the driving function of the bidirectional screw 8 on the adjusting plate can be realized through the screw hole.
Specifically, as shown in fig. 4, the multistage air duct 10 includes a first-stage air duct, a second-stage air duct and a third-stage air duct, the first-stage air duct, the second-stage air duct and the third-stage air duct are respectively sleeved on the outer surfaces of the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14, the clamping groove 11 is arranged on the inner side of the multistage air duct 10, a clamping ring is mounted on the outer surface of the outer frame, the clamping ring is attached to the inner wall of the clamping groove 11, the guide fan 15 is mounted on the inner side of the outer frame, and the outer frame is of a mesh hollow structure.
This kind of design is in order to carry out preliminary injecing through one-level wind groove, second grade wind groove and tertiary wind groove to the position of one-level tractor 12, second grade tractor 13 and tertiary tractor 14 to through the structure combination of screens groove 11 with the screens piece, ensure the stability that one-level tractor 12, second grade tractor 13 and tertiary tractor 14 placed, ensure the circulation of air performance through outer frame, and protect guide fan 15.
Specifically, as shown in fig. 5, the transmission mechanism includes side frames 16, the side frames 16 are fixedly connected to two sides of the top frame 1, a first conveyor belt 17 and an iron connecting frame 18 are installed between the side frames 16, heat insulation cloth 19 is installed at the front end and the rear end of each side frame 16, an opening is formed in the outer surface of each heat insulation cloth 19, a magnetic block 20 is installed at the bottom end of each heat insulation cloth 19, and the magnetic block 20 is attached to the iron connecting frame 18.
The position of the heat insulation cloth 19 is limited by the magnet blocks 20, so that the relative sealing effect of the space above the first conveyor belt 17 is achieved, and the space is provided for guiding out the gas turbine blade through the opening.
Specifically, as shown in fig. 6, a motor 21 and a sleeve 24 are mounted on the lower surface of the iron connecting frame 18, a guide frame 22 is mounted at the output end of the motor 21, an electric telescopic rod 23 is mounted on the inner side of the guide frame 22, a universal shaft 25 is rotatably connected to the inner side of the sleeve 24, a lower frame 26 is mounted at the bottom end of the universal shaft 25, slide rails 27 are mounted on both sides of the lower surface of the lower frame 26, a sliding shaft is mounted at the output end of the electric telescopic rod 23, and both ends of the sliding shaft are slidably connected to the inner sides of the slide rails 27.
The direction of the guide frame 22 is adjusted by the operation of the motor 21, and the sliding shaft is driven to move by the extension and contraction of the electric telescopic rod 23, so that the direction and the angle of the sliding rail 27 are adjusted.
Specifically, as shown in fig. 6, a first biaxial cylinder 28 is installed inside the lower frame 26, a support frame 29 is installed at an output end of the first biaxial cylinder 28, and a second conveyor 30 is installed inside the support frame 29.
The position of the support frame 29 is further adjusted through the operation of the first double-shaft cylinder 28, so that the final falling point of the transmission mechanism is flexibly controlled, convenience is provided for subsequent processing steps, and the gas turbine blade falls on the surface of the second conveyor belt 30 after being conveyed to the tail end of the first conveyor belt 17.
Specifically, as shown in fig. 7, the spraying mechanism includes a support frame 31, the support frame 31 is installed on the lower surface of the iron connecting frame 18, a placing frame 32 is installed on the upper surface of the support frame 31, a drainage groove is formed in the inner side of the placing frame 32 in a penetrating mode, supporting shafts 33 are installed on two sides of the outer surface of the placing frame 32, an atomizer 34 is installed on the top end of each supporting shaft 33, a liquid storage tank is arranged on the inner side of each atomizer 34, cooling liquid is filled in the inner side of the liquid storage tank, a sealing cover 35 is inserted into the inner side of the liquid storage tank, an atomizing nozzle 36 is installed at the output end of each atomizer 34, and the atomizing nozzles 36 are distributed at equal intervals.
The gas turbine blade is placed inside the placement frame 32, and the cooling liquid is sprayed out through the atomizer 36 and sprayed on the surface of the gas turbine blade by the operation of the atomizer 34.
Specifically, as shown in fig. 8, a second double-shaft cylinder 37 is installed at the front end of the placing frame 32, a push plate 38 is installed at the output end of the second double-shaft cylinder 37, and the push plate 38 is attached to the inner wall of the placing frame 32.
Through the operation of No. two biax cylinders 37, drive push pedal 38 and carry out position control to this promotes the gas turbine blade and gets into the drive mechanism inside, and ensures that the gas turbine blade is located the central position of conveyer belt 17 No. one.
A method of heat treating a gas turbine blade comprising the steps of:
s1: placing the gas turbine blade in a forging furnace, and controlling the furnace temperature, the heat preservation time and the quenching time to achieve the heat treatment effect on the gas turbine blade;
s2: the gas turbine blade is placed on the inner side of the placing frame 32, cooling liquid is sprayed out through an atomizing nozzle 36 through the operation of an atomizer 34 and is sprayed on the surface of the gas turbine blade, and a push plate 38 is driven to perform position adjustment through the operation of a second double-shaft cylinder 37, so that the gas turbine blade is pushed to enter the interior of the transmission mechanism, and the gas turbine blade is ensured to be positioned in the middle of the first conveying belt 17;
s3: refrigerating through a semiconductor condensing sheet 4, limiting the positions of a first-stage tractor 12, a second-stage tractor 13 and a third-stage tractor 14 through a multi-stage air duct 10 to achieve an air-bundling effect on air flow, starting the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14, driving air to circulate through the operation of a guide fan 15, achieving a bundling and concentrating effect on the air flow based on a wake effect, achieving a stronger cooling effect, improving the cooling rate, and cooling the blades of the gas turbine;
s4: the position of the heat insulation cloth 19 is limited through the magnetic block 20, so that the relative sealing effect of the space above the first conveyor belt 17 is achieved, space is provided for guiding out of gas turbine blades, the gas turbine blades fall on the surface of the second conveyor belt 30 after being conveyed to the tail end of the first conveyor belt 17, the direction of the guide frame 22 is adjusted through the operation of the motor 21, the electric telescopic rod 23 stretches and retracts to drive the sliding shaft to move, the direction and the angle of the sliding rail 27 are adjusted, the position of the supporting frame 29 is further adjusted through the operation of the first double-shaft air cylinder 28, the final falling point of the transmission mechanism is flexibly controlled, and convenience is brought to subsequent processing steps.
The working principle is as follows:
firstly, a gas turbine blade is placed in a forging furnace to control the furnace temperature, the heat preservation time and the quenching time, so as to achieve the heat treatment effect on the gas turbine blade, the gas turbine blade is placed on the inner side of a placing frame 32, cooling liquid is sprayed out through an atomizing nozzle 36 and sprayed on the surface of the gas turbine blade through the operation of an atomizer 34, a push plate 38 is driven to carry out position adjustment through the operation of a second double-shaft cylinder 37, so as to push the gas turbine blade to enter the transmission mechanism, the gas turbine blade is ensured to be positioned at the central position of a first conveyor belt 17, the cooling is carried out through a semiconductor condensing sheet 4, the positions of a first-stage tractor 12, a second-stage tractor 13 and a third-stage tractor 14 are limited through a multi-stage air duct 10, the air-beam effect on air flow is achieved, the first-stage tractor 12, the second-stage tractor 13 and the third-stage tractor 14 are started, and through the operation of a guide fan 15, the air circulation is driven, the air flow collection and concentration effect is achieved based on the wake effect, a stronger cooling effect is achieved, the cooling rate is improved, the gas turbine blade is cooled, the position of the heat insulation cloth 19 is limited through the magnetic blocks 20, the relative sealing effect of the space above the first conveyor belt 17 is achieved, space is provided for guiding out the gas turbine blade through the opening, the gas turbine blade falls on the surface of the second conveyor belt 30 after being conveyed to the tail end of the first conveyor belt 17, the direction of the guide frame 22 is adjusted through the operation of the motor 21, the sliding shaft is driven to move through the extension and retraction of the electric telescopic rod 23, the direction and the angle of the sliding rail 27 are adjusted, the position of the support frame 29 is further adjusted through the operation of the first double-shaft air cylinder 28, and the final falling point of the transmission mechanism is flexibly controlled, providing convenience for subsequent processing steps.
The foregoing shows and describes the general principles, principal features and advantages of the 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 (10)
1. Temperature control formula cooling device of gas turbine blade thermal treatment, including restrainting fan mechanism, drive mechanism and spraying mechanism, its characterized in that, it constructs including top frame (1) to restraint fan mechanism, the upper surface of top frame (1) is provided with casing (2), the upper surface of casing (2) is provided with upper ledge (3), semiconductor condensation piece (4) are equipped with to the inboard of upper ledge (3), the upper surface of upper ledge (3) is equipped with dustproof ventilative net (5), mounting bracket (6) are all equipped with to the inner wall both sides of casing (2), gag lever post (7) are equipped with between mounting bracket (6), two-way screw rod (8) are equipped with between mounting bracket (6), the surface of gag lever post (7) and two-way screw rod (8) is provided with fixed frame (9), multistage wind groove (10) and screens groove (11) have been seted up to the inboard of fixed frame (9), the inboard of multistage wind groove (10) is provided with one-level tractor (12), second grade tractor (13) and tertiary tractor (14), one-level tractor (12), pull tertiary tractor (13) and pull tertiary tractor (14) and all include outer frame (15) and guiding machine.
2. The temperature-controlled cooling device for the heat treatment of the gas turbine blade according to claim 1, wherein a placing groove is formed in the upper surface of the top frame (1), the placing groove is sleeved on the outer surface of the shell (2), the placing grooves are distributed at equal intervals, four corners of the lower surface of the upper frame (3) are provided with inserting rods, four corners of the inner side of the shell (2) are provided with hollow cylinders, and the hollow cylinders are sleeved on the outer surfaces of the inserting rods.
3. The temperature-controlled cooling device for the heat treatment of the gas turbine blade as claimed in claim 1, wherein the fixing frame (9) is symmetrically distributed, an adjusting plate is mounted on the outer surface of the fixing frame (9), a screw hole and a limiting hole are formed in the side surface of the adjusting plate in a penetrating manner, the limiting hole is sleeved on the outer surface of the limiting rod (7), and the bidirectional screw (8) is meshed with the inner wall of the screw hole.
4. The temperature-controlled cooling device for the heat treatment of the blades of the gas turbine as claimed in claim 1, wherein the multistage air channel (10) comprises a primary air channel, a secondary air channel and a tertiary air channel, the primary air channel, the secondary air channel and the tertiary air channel are respectively sleeved on the outer surfaces of the primary tractor (12), the secondary tractor (13) and the tertiary tractor (14), the retaining groove (11) is arranged on the inner side of the multistage air channel (10), a retaining ring is mounted on the outer surface of the outer frame, the retaining ring is attached to the inner wall of the retaining groove (11), the guiding fan (15) is mounted on the inner side of the outer frame, and the outer frame is arranged in a mesh-like hollowed-out structure.
5. The temperature-controlled cooling device for the heat treatment of the gas turbine blades as claimed in claim 1, wherein the transmission mechanism comprises side frames (16), the side frames (16) are fixedly connected to two sides of the top frame (1), a first conveyor belt (17) and an iron connecting frame (18) are arranged between the side frames (16), heat-insulating cloth (19) is arranged at the front end and the rear end of each side frame (16), an opening is formed in the outer surface of the heat-insulating cloth (19), magnetic blocks (20) are arranged at the bottom end of the heat-insulating cloth (19), and the magnetic blocks (20) are attached to the iron connecting frame (18).
6. The temperature-controlled cooling device for the heat treatment of the blades of the gas turbine as claimed in claim 5, wherein the lower surface of the iron connecting frame (18) is provided with a motor (21) and a sleeve (24), the output end of the motor (21) is provided with a guide frame (22), the inner side of the guide frame (22) is provided with an electric telescopic rod (23), the inner side of the sleeve (24) is rotatably connected with a universal shaft (25), the bottom end of the universal shaft (25) is provided with a lower frame (26), both sides of the lower surface of the lower frame (26) are provided with slide rails (27), the output end of the electric telescopic rod (23) is provided with a sliding shaft, and both ends of the sliding shaft are slidably connected with the inner sides of the slide rails (27).
7. The temperature-controlled cooling device for the heat treatment of gas turbine blades according to claim 6, characterized in that a first double-shaft cylinder (28) is mounted on the inner side of the lower frame (26), a support frame (29) is mounted at the output end of the first double-shaft cylinder (28), and a second conveyor belt (30) is mounted on the inner side of the support frame (29).
8. The gas turbine blade heat treatment's accuse temperature formula cooling device according to claim 1, characterized in that, the mechanism that sprays includes support frame (31), the lower surface at iron link (18) is adorned to support frame (31), the upper surface of support frame (31) is equipped with places frame (32), the inboard of placing frame (32) is run through and has been seted up water drainage tank, back shaft (33) all are equipped with to the surface both sides of placing frame (32), atomizer (34) are equipped with on the top of back shaft (33), the inboard of atomizer (34) is provided with the reservoir, the inboard of reservoir is filled with the coolant liquid, the inboard of reservoir is inserted and is equipped with closing cap (35), atomizer (36) are equipped with to the output of atomizer (34), atomizer (36) are equidistant distribution.
9. The temperature-controlled cooling device for the heat treatment of the gas turbine blade according to claim 8, wherein a second double-shaft cylinder (37) is arranged at the front end of the placing frame (32), a push plate (38) is arranged at the output end of the second double-shaft cylinder (37), and the push plate (38) is attached to the inner wall of the placing frame (32).
10. A method of heat treating a gas turbine blade, comprising the steps of:
s1: placing the gas turbine blade in a forging furnace, and controlling the furnace temperature, the heat preservation time and the quenching time to achieve the heat treatment effect on the gas turbine blade;
s2: the gas turbine blade is placed on the inner side of the placing frame (32), cooling liquid is sprayed out through an atomizing nozzle (36) through the operation of an atomizer (34) and is sprayed on the surface of the gas turbine blade, and a push plate (38) is driven to carry out position adjustment through the operation of a second double-shaft cylinder (37), so that the gas turbine blade is pushed to enter the interior of a transmission mechanism, and the gas turbine blade is ensured to be positioned in the middle of a first conveyor belt (17);
s3: refrigerating through a semiconductor condensing sheet (4), limiting the positions of a first-stage tractor (12), a second-stage tractor (13) and a third-stage tractor (14) through a multi-stage air groove (10), achieving an air-bundling effect on air flow, starting the first-stage tractor (12), the second-stage tractor (13) and the third-stage tractor (14), driving air to circulate through the operation of a guide fan (15), achieving an air-bundling and concentrating effect on the air flow based on a wake flow effect, achieving a stronger cooling effect, improving the cooling rate, and cooling blades of the gas turbine;
s4: the position of the thermal insulation cloth (19) is limited through the magnetic block (20), so that the relative sealing effect of the space above the first conveyor belt (17) is achieved, a space is provided for guiding out a gas turbine blade through the opening, the gas turbine blade falls on the surface of the second conveyor belt (30) after being conveyed to the tail end of the first conveyor belt (17), the direction of the guide frame (22) is adjusted through the operation of the motor (21), the sliding shaft is driven to move through the extension and contraction of the electric telescopic rod (23), so that the direction and the angle of the sliding rail (27) are adjusted, the position of the support frame (29) is further adjusted through the operation of the first double-shaft cylinder (28), the final falling point of the transmission mechanism is flexibly controlled, and convenience is provided for the subsequent processing steps.
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| CN115595424B (en) | 2024-05-07 |
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