CN115846581A - Heat treatment device and machining method for steam turbine rotor forging - Google Patents
Heat treatment device and machining method for steam turbine rotor forging Download PDFInfo
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- CN115846581A CN115846581A CN202211556943.3A CN202211556943A CN115846581A CN 115846581 A CN115846581 A CN 115846581A CN 202211556943 A CN202211556943 A CN 202211556943A CN 115846581 A CN115846581 A CN 115846581A
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Abstract
The invention discloses a heat treatment device and a processing method for a steam turbine rotor forging, and relates to the technical field of steam turbine rotor processing; the forging machine comprises a supporting underframe, wherein a forging machine main body is fixedly installed on one side of the top end of the supporting underframe, a forging table body is fixedly installed at the bottom end of the forging machine main body, a material collecting mechanism is fixedly installed on the forging table body, a cleaning mechanism matched with the forging table body is fixedly inserted into the material collecting mechanism, and a preheating mechanism is fixedly installed at the upper end of one side, far away from the forging machine main body, of the supporting underframe; the clean mechanism set up the use, can will forge the cinder piece that the back dropped in proper order through clean scraper blade and clear up, need not that the user is manual to clear up many times to saved the manpower, under actuating mechanism and the coordinated action of mechanism of gathering materials, produced cinder piece when can forging the steam turbine rotor forging carries out convenient concentrated collection and clearance, need not the user later stage and clears up, thereby further saved the manpower.
Description
Technical Field
The invention relates to the technical field of turbine rotor machining, in particular to a heat treatment device and a machining method for a turbine rotor forging.
Background
The steam turbine rotor is the assembly that steam turbine rotary parts such as main shaft, impeller or rotary drum, moving blade and shaft coupling constitute, and steam turbine rotor forging need carry out high temperature heating and forge and beat the processing man-hour in production, but the heat treatment facilities that present steam turbine rotor forging high temperature heating and forge used still have certain not enough:
1. when the conventional heat treatment device is used, the scale scraps falling on the forging platform need to be manually cleaned, and the scale scraps falling on the ground need to be manually cleaned at the later stage, so that the labor is wasted;
2. the existing heat treatment device does not comprise a preheating mechanism, and a steam turbine rotor forging to be heated at high temperature cannot be preheated, so that residual heat on the forged steam turbine rotor forging cannot be recycled, and energy is wasted.
In order to solve the problems, the inventor provides a heat treatment device and a processing method for a steam turbine rotor forging, which are used for solving the problems.
Disclosure of Invention
The problems that oxide skin fragments falling from a forging platform and oxide skin fragments falling from the ground need to be manually cleaned and residual heat on a turbine rotor forging cannot be recycled when the existing heat treatment device is used are solved; the invention aims to provide a heat treatment device and a processing method for a steam turbine rotor forging.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a heat treatment device of steam turbine rotor forging, includes and supports the chassis, the top one side fixed mounting who supports the chassis has the forging machine main part, and the bottom fixed mounting of forging machine main part has the forging platform body, fixed mounting has the mechanism of gathering materials on the forging platform body, and gather materials and be fixed pegged graft in the mechanism and have the clean mechanism that uses with the cooperation of forging platform body, support one side upper end fixed mounting that the chassis kept away from the forging machine main part has preheating mechanism, and gather materials and construct the last fixed mounting of mechanism and preheat the actuating mechanism that the mechanism cooperation was used.
Preferably, the material collecting mechanism comprises a material collecting hopper body, the material collecting hopper body is fixedly sleeved on the forging platform body, a first rotating rod is rotatably inserted on the material collecting hopper body, one end of the first rotating rod, which is far away from the preheating mechanism, is fixedly sleeved with a first bevel gear, an L-shaped connecting rod is fixedly installed on the inner wall of the material collecting hopper body, the tail end of the L-shaped connecting rod is rotatably connected with a second rotating rod, a second bevel gear and a driving gear are fixedly sleeved on the second rotating rod and are meshed with the first bevel gear, a rotating sleeve ring is rotatably sleeved on the forging platform body, a rotating guide ring is fixedly sleeved on the forging platform body, and set up on the inner wall of the rotation lantern ring and rotate the rotation guide slot that the guide ring cooperation was used, it inserts and establishes in rotating the guide slot to rotate the guide ring, and fixed mounting has the connection side post that the array distributes on the outer wall of the rotation lantern ring, the terminal fixedly connected with drive ring of connecting the side post, and drive ring meshes with drive gear mutually, the bottom fixed mounting of drive ring has the connection drop-bar, and the one end fixed mounting who connects the drop-bar and be close to the support chassis has the scraper blade that gathers materials, the scraper blade that gathers materials rotates the card and establishes in the inner chamber bottom of the aggregate bucket body, and the bottom of the aggregate bucket body runs through and sets up the ejection of compact perforation with the scraper blade cooperation that gathers materials use.
Preferably, the cleaning mechanism comprises an installation frame body, a clamping groove is formed in the material collecting hopper body, the installation frame body is fixedly inserted into the clamping groove, a multistage electric push rod is fixedly installed at the bottom of an inner cavity of the installation frame body, a cleaning scraper is fixedly connected to the tail end of the output end of the multistage electric push rod, and one side, close to the supporting bottom frame, of the cleaning scraper can be attached to the top end of the forging table body in a sliding mode.
Preferably, the preheating mechanism includes a preheating box body, the preheating box body is fixedly installed on a supporting chassis, a connecting through groove is formed in one side of the preheating box body in a penetrating mode, a plugging plate is arranged in the connecting through groove in a sliding and inserting mode, a second air inlet groove with array distribution is formed in the bottom end of the preheating box body in a penetrating mode, an air outlet perforation used in cooperation with the second air inlet groove is formed in the top end of the preheating box body in a penetrating mode, the air outlet perforation is in array distribution, a first air inlet groove with array distribution is formed in the upper end of one side of the supporting chassis far away from the forging machine main body in a penetrating mode, the first air inlet groove is used in cooperation with the second air inlet groove, a separation support plate is fixedly installed in an inner cavity of the preheating box body, installation cylinders with symmetrical arrangement are fixedly inserted in the separation support plate, connection penetrating grooves are formed in the top end and the bottom end of the installation cylinders in a penetrating mode, a connection penetrating groove is formed in a penetrating mode, a third rotating rod is inserted in the installation cylinder body in a rotating and inserting mode, a fixing sleeve ring is provided with a fixing sleeve ring, a driving fan blade with symmetrical arrangement of the array distribution is fixedly inserted in an installation bevel gear, and a fourth rotating and a second rotating bevel gear is arranged in a penetrating hole.
Preferably, actuating mechanism includes the installation base, installation base and the aggregate bin body fixed connection, and the installation base internal fixation is pegged graft and is had driving motor, the fixed cover in end of driving motor output is equipped with fifth bevel gear, the fixed cover of one end that first bull stick is close to driving motor is equipped with sixth bevel gear, and sixth bevel gear and fifth bevel gear mesh mutually, the fixed cover of one end that fourth bull stick is close to driving motor is equipped with seventh bevel gear, and seventh bevel gear meshes mutually with fifth bevel gear.
A processing method of a heat treatment device for a steam turbine rotor forging comprises the following steps:
firstly, a user can open a blocking plate and place a proper amount of steam turbine rotor forged pieces to be heated at high temperature on a separation support plate, then the user can move any steam turbine rotor forged piece heated at high temperature to a forging table body and carry out forging operation through the forging table body, during the period, the forged steam turbine rotor forged piece drops oxide skin scraps at the top end of the forging table body, after the forging operation of the corresponding steam turbine rotor forged piece is finished, the user can place the forged steam turbine rotor forged piece at the bottom of an inner cavity of a preheating box body, and then the user can reset the blocking plate and open a multistage electric push rod and a driving motor;
step two, the multi-stage electric push rod drives the cleaning scraper to do reciprocating motion once, so that oxide skin fragments falling from the top end of the forging platform body can be pushed into the collecting hopper body, the multi-stage electric push rod piece pauses after the cleaning scraper does reciprocating motion once, then a user can perform subsequent forging operation of heating the turbine rotor forging piece at high temperature according to the steps and sequentially place the forged turbine rotor forging piece at the bottom of the inner cavity of the preheating box body, the forged and falling oxide skin fragments can be sequentially cleaned through the cleaning scraper without manually cleaning for multiple times by the user, and therefore manpower is saved;
step three, during the period, the driving motor drives the fifth bevel gear to rotate, so that the sixth bevel gear and the seventh bevel gear can be driven to rotate, the first rotating rod can be driven to rotate while the sixth bevel gear rotates, the first bevel gear can be driven to rotate, the second rotating rod can be further driven to rotate, the driving gear can be driven to rotate while the second rotating rod rotates, the rotating guide ring and the rotating guide groove can be matched to drive the rotating lantern ring, the connecting side column and the driving toothed ring to rotate, the connecting vertical rod can be further used for driving the collecting scraper to rotate, so that oxide skin fragments accumulated in the collecting hopper can be concentrated and led out through discharging perforation, and at the moment, a user can conveniently and intensively collect oxide skin fragments generated during forging of the steam turbine rotor forging without cleaning later by the user, so that manpower is further saved;
and fourthly, the fourth rotating rods are driven to rotate while the seventh bevel gear rotates, so that two fourth bevel gears can be driven to rotate, the corresponding third rotating rods can be driven to rotate while the third bevel gears rotate, the corresponding driving fan blades can be driven to rotate through the fixed lantern rings, external air can be sucked into the bottom of the inner cavity of the preheating box body through the first air inlet groove and the second air inlet groove, at the moment, cold air can absorb residual heat on the forged steam turbine rotor forging, heat-absorbing air is guided into the upper end of the inner cavity of the preheating box body through the corresponding two connecting through grooves, the heat-absorbing air can preheat the steam turbine rotor forging to be heated and placed on the separation support plate, the heat-releasing air is exhausted through the air outlet holes, and during subsequent use, a user can perform high-temperature heating and forging treatment on the steam turbine rotor forging preheated on the separation support plate.
Compared with the prior art, the invention has the beneficial effects that:
1. by the arrangement and use of the cleaning mechanism, the forged and dropped oxide skin fragments can be sequentially cleaned through the cleaning scraper blade without being manually cleaned for multiple times by a user, so that the labor is saved;
2. under the coordination action of the driving mechanism and the collecting mechanism, oxide skin fragments generated during forging of the steam turbine rotor forging can be conveniently and intensively collected and cleaned, and cleaning by a user at a later stage is not needed, so that manpower is further saved;
3. under the coordination of the driving mechanism and the preheating mechanism, residual heat of the forged turbine rotor forging can be guided to the turbine rotor forging to be heated at high temperature, so that preheating of the turbine rotor forging to be heated at high temperature is realized, subsequent high-temperature heating operation is convenient to rapidly develop, and the energy-saving effect is further realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.
FIG. 4 is a schematic view of the installation of the preheating mechanism of the present invention.
FIG. 5 is an enlarged view of the structure at C in FIG. 4 according to the present invention.
FIG. 6 is an enlarged view of the structure shown at D in FIG. 4 according to the present invention.
FIG. 7 is an enlarged view of the structure at E in FIG. 4 according to the present invention.
FIG. 8 is an enlarged view of the structure at F in FIG. 4 according to the present invention.
In the figure: 1. a support chassis; 11. a first air inlet groove; 2. a forging machine body; 21. forging the table body; 3. a material collecting mechanism; 31. a hopper body; 32. a first rotating lever; 33. a first bevel gear; 34. an L-shaped connecting rod; 35. a second rotating rod; 36. a second bevel gear; 37. a drive gear; 38. rotating the lantern ring; 39. connecting the side columns; 310. a drive gear ring; 311. a connecting drop rod; 312. an aggregate scraper; 313. discharging and perforating; 314. rotating the guide ring; 315. rotating the guide groove; 316. clamping the groove; 4. a cleaning mechanism; 41. installing a frame body; 42. a multi-stage electric push rod; 43. a cleaning blade; 5. a preheating mechanism; 51. preheating a box body; 52. separating the carrier plates; 53. installing a cylinder body; 54. connecting the through grooves; 55. a third rotating rod; 56. a fixed collar; 57. driving the fan blades; 58. a third bevel gear; 59. a fourth rotating rod; 510. a fourth bevel gear; 511. a second air inlet groove; 512. air outlet perforation; 513. connecting the through grooves; 514. a plugging plate; 515. a first through hole; 516. a second perforation; 6. a drive mechanism; 61. installing a base; 62. a drive motor; 63. a fifth bevel gear; 64. a sixth bevel gear; 65. and a seventh bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-8, the invention provides a heat treatment device for a turbine rotor forging, which comprises a support chassis 1, wherein a forging machine main body 2 is fixedly installed on one side of the top end of the support chassis 1, a forging table main body 21 is fixedly installed at the bottom end of the forging machine main body 2, the heated turbine rotor forging can be forged through the matching use of the forging machine main body 2 and the forging table main body 21, the forging machine is the prior art, too much description is omitted here, an aggregate mechanism 3 is fixedly installed on the forging table main body 21, a cleaning mechanism 4 matched with the forging table main body 21 is fixedly inserted into the aggregate mechanism 3, a preheating mechanism 5 is fixedly installed at the upper end of one side, far away from the forging machine main body 2, of the support chassis 1, and a driving mechanism 6 matched with the preheating mechanism 5 is fixedly installed on the aggregate mechanism 3.
The collecting mechanism 3 comprises a collecting hopper body 31, the collecting hopper body 31 is fixedly sleeved on the forging platform body 21, a first rotating rod 32 is rotatably inserted into the collecting hopper body 31, one end, far away from the preheating mechanism 5, of the first rotating rod 32 is fixedly sleeved with a first bevel gear 33, an L-shaped connecting rod 34 is fixedly installed on the inner wall of the collecting hopper body 31, the tail end of the L-shaped connecting rod 34 is rotatably connected with a second rotating rod 35, a second bevel gear 36 and a driving gear 37 are fixedly sleeved on the second rotating rod 35, the second bevel gear 36 is meshed with the first bevel gear 33, a rotating sleeve ring 38 is rotatably sleeved on the forging platform body 21, a rotating guide ring 314 is fixedly sleeved on the forging platform body 21, a rotating guide groove 315 matched with the rotating guide ring 314 is formed in the inner wall of the rotating sleeve ring 38, the rotating guide ring 314 is rotatably inserted into the rotating guide groove 315, the rotating guide ring 314 is matched with the rotating guide groove 315 for use, a guarantee is provided for stable rotation of the rotating sleeve ring 38, connecting side columns 39 distributed in an array are fixedly installed on the outer wall of the rotating sleeve 38, the tail end, a driving gear 39 is fixedly connected with a driving gear ring 312, a vertical driving scraper 310, a vertical rod supporting rack 310 matched with a vertical rod supporting rack 311 installed at the bottom end of the collecting hopper 31, and a vertical rack 310 matched with a vertical rack 310, and a vertical rack 310, the vertical rack 310, and a vertical rack 310 matched with a vertical rack 310, the vertical rack 310.
Through adopting the above-mentioned technical scheme, first bull stick 32 can drive first bevel gear 33 and rotate, and then can drive second bevel gear 36 and rotate, further can drive second bull stick 35 and rotate, and can drive gear 37 in second bull stick 35 pivoted and rotate, thereby can cooperate the use that rotates guide ring 314 and rotation guide slot 315 to drive and rotate lantern ring 38, it rotates with drive ring gear 310 to connect side post 39, and then can drive the scraper blade 312 that gathers materials through connecting drop rod 311 and rotate, thereby can concentrate the accumulational cinder piece in the collection hopper body 31 and derive through ejection of compact perforation 313, the user can carry out convenient concentrated collection with the produced cinder piece when steam turbine rotor forging at this moment, need not the user later stage and clear up, thereby further saved the manpower.
Clean mechanism 4 includes installation framework 41, the joint recess 316 has been seted up on the collecting hopper body 31, and installation framework 41 is fixed to be inserted and is established in joint recess 316, the top of installation framework 41 is for keeping away from the one end height of forging platform body 21 and be close to the low tilting structure of the one end of forging platform body 21, thereby be convenient for with in the cinder piece direction collecting hopper body 31 that the installation framework 41 top dropped, the inner chamber bottom fixed mounting of installation framework 41 has multistage electric putter 42, and the terminal fixedly connected with cleaning scraper blade 43 of multistage electric putter 42 output, one side that cleaning scraper blade 43 is close to support chassis 1 can with the top slip laminating of forging platform body 21.
Through adopting above-mentioned technical scheme, multistage electric putter 42 will drive cleaning scraper blade 43 and be a reciprocating motion to can push the cinder piece that the platform body 21 top of forging dropped in the collecting hopper body 31, and when cleaning scraper blade 43 is multistage electric putter 42 pause behind a reciprocating motion, need not the manual clearance of carrying on many times of user, thereby saved the manpower.
The preheating mechanism 5 comprises a preheating box body 51, the preheating box body 51 is fixedly installed on the supporting chassis 1, a connecting through groove 513 is formed in one side of the preheating box body 51 in a penetrating manner, a plugging plate 514 is inserted in the connecting through groove 513 in a sliding manner, the plugging plate 514 can automatically lift through an electric telescopic rod, so that the connecting through groove 513 can be plugged and opened, which is the prior art and not described herein, the bottom end of the preheating box body 51 is provided with second air inlet grooves 511 in an array distribution in a penetrating manner, the top end of the preheating box body 51 is provided with air outlet through holes 512 matched with the second air inlet grooves 511 in a penetrating manner, the air outlet through holes 512 are in an array distribution manner, the upper end of one side of the supporting chassis 1 far away from the main body 2 of the forging machine is provided with first air inlet grooves 11 in an array distribution manner, the first air inlet grooves 11 are matched with the second air inlet grooves 511 in use, and a separation support plate 52 is fixedly installed in an inner cavity of the preheating box body 51, the partition carrier plate 52 is fixedly inserted with symmetrically arranged installation cylinders 53, the top end and the bottom end of the installation cylinder 53 are both provided with through connection grooves 54 in a penetrating manner, the through connection grooves 54 are distributed in an array manner, the installation cylinder 53 is rotatably inserted with third rotating rods 55, the third rotating rods 55 are fixedly sleeved with fixed lantern rings 56, the outer walls of the fixed lantern rings 56 are fixedly provided with driving fan blades 57 distributed in an array manner, one end of each third rotating rod 55 far away from the fixed lantern ring 56 is fixedly sleeved with a third bevel gear 58, the preheating box body 51 is rotatably inserted with a fourth rotating rod 59, the partition carrier plate 52 is provided with symmetrically arranged first through holes 515 in a penetrating manner, the installation cylinder 53 is fixedly inserted in the first through holes 515, the preheating box body 51 is provided with symmetrically distributed second through holes 516 in a penetrating manner, the fourth rotating rod 59 is rotatably inserted in the second through holes 516, and the fourth rotating rod 59 is fixedly sleeved with two fourth bevel gears 510, fourth bevel gear 510 meshes with third bevel gear 58 mutually, and actuating mechanism 6 is including installation base 61, installation base 61 and the aggregate bin body 31 fixed connection, and the installation base 61 internal fixation is pegged graft and is had driving motor 62, in this scheme: the type Y80M1-2 is preferably selected as the driving motor 62, a power supply interface of the motor is connected with a power supply system through a switch, an operation circuit of the driving motor 62 is a forward and reverse rotation control program of the conventional driving motor 62, the operation of the circuit is the conventional circuit, circuits and control related in the scheme are the prior art, redundant description is omitted, a fifth bevel gear 63 is fixedly sleeved at the tail end of the output end of the driving motor 62, a sixth bevel gear 64 is fixedly sleeved at one end, close to the driving motor 62, of the first rotating rod 32, the sixth bevel gear 64 is meshed with the fifth bevel gear 63, a seventh bevel gear 65 is fixedly sleeved at one end, close to the driving motor 62, of the fourth rotating rod 59, and the seventh bevel gear 65 is meshed with the fifth bevel gear 63.
By adopting the above technical scheme, the driving motor 62 drives the fifth bevel gear 63 to rotate, so as to drive the sixth bevel gear 64 and the seventh bevel gear 65 to rotate, and drives the fourth rotating rod 59 to rotate while the seventh bevel gear 65 rotates, so as to drive the two fourth bevel gears 510 to rotate, so as to drive the corresponding third bevel gear 58 to rotate, and drives the corresponding third rotating rod 55 to rotate while the third bevel gear 58 rotates, so as to drive the corresponding driving fan blades 57 to rotate through the fixing collar 56, so as to suck external air into the bottom of the inner cavity of the preheating box body 51 through the first air inlet slot 11 and the second air inlet slot 511, at this time, cold air can absorb residual heat on the forged turbine rotor forging, and then heat-absorbing air is guided into the upper end of the inner cavity of the preheating box body 51 through the corresponding two connecting through slots 54, and then heat-absorbing air can preheat the to-be-heated forged turbine rotor forging placed on the separating support plate 52, and then the heat-released air is discharged from the air outlet through holes 512.
A processing method of a steam turbine rotor forging heat treatment device comprises the following steps:
step one, a user can open the blocking plate 514 and place a proper amount of steam turbine rotor forging pieces to be heated at high temperature on the separation support plate 52, then the user can move any steam turbine rotor forging piece heated at high temperature to the forging table body 21 and carry out forging operation through the forging machine main body 2, during the period, the steam turbine rotor forging pieces in forging can drop oxide skin fragments on the top end of the forging table body 21, after the forging operation of the corresponding steam turbine rotor forging pieces is finished, the user can place the forged steam turbine rotor forging pieces at the bottom of the inner cavity of the preheating box body 51, and then the user can reset the blocking plate 514 and open the multistage electric push rod 42 and the driving motor 62;
secondly, the multi-stage electric push rod 42 drives the cleaning scraper 43 to do reciprocating motion once, so that oxide skin fragments falling from the top end of the forging platform body 21 can be pushed into the collecting hopper body 31, the multi-stage electric push rod 42 stops after the cleaning scraper 43 does reciprocating motion once, then a user can perform subsequent forging operation of heating the turbine rotor forging at high temperature according to the steps and sequentially place the forged turbine rotor forging at the bottom of the inner cavity of the preheating box body 51, and the oxide skin fragments falling after forging can be sequentially cleaned through the cleaning scraper 43 without manually cleaning for multiple times by the user, so that manpower is saved;
step three, during the period, the driving motor 62 drives the fifth bevel gear 63 to rotate, so as to drive the sixth bevel gear 64 and the seventh bevel gear 65 to rotate, and the sixth bevel gear 64 can drive the first rotating rod 32 to rotate while rotating, so as to drive the first bevel gear 33 to rotate, so as to drive the second bevel gear 36 to rotate, further drive the second rotating rod 35 to rotate, and drive the driving gear 37 to rotate while rotating the second rotating rod 35, so as to drive the rotating lantern ring 38, the connecting side post 39 and the driving toothed ring 310 to rotate in cooperation with the use of the rotating guide ring 314 and the rotating guide groove 315, so as to drive the aggregate scraping plate 312 to rotate through the connecting vertical rod 311, so as to concentrate and lead out the oxide skin fragments accumulated in the aggregate hopper body 31 through the discharge perforation 313, at the moment, a user can conveniently and intensively collect the oxide skin fragments generated during forging of the turbine rotor forging, and does not need to clean later by the user, thereby further saving manpower;
step four, the seventh bevel gear 65 rotates and simultaneously drives the fourth rotating rod 59 to rotate, so that the two fourth bevel gears 510 can be driven to rotate, the corresponding third bevel gear 58 can be driven to rotate, the corresponding third rotating rod 55 can be driven to rotate while the third bevel gear 58 rotates, the corresponding driving fan blades 57 can be driven to rotate through the fixing sleeve ring 56, external air can be sucked into the bottom of the inner cavity of the preheating box body 51 through the first air inlet groove 11 and the second air inlet groove 511, at the moment, cold air can absorb residual heat on the forged turbine rotor forging, then heat-absorbing air can be guided into the upper end of the inner cavity of the preheating box body 51 through the corresponding two connecting through grooves 54, then the heat-absorbing air can preheat the to-be-heated forged turbine rotor forging placed on the separation support plate 52, then the heat-released air is discharged from the air outlet through holes 512, and during subsequent use, a user can perform high-temperature heating and forging treatment on the turbine rotor forging on the separation support plate 52.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a heat treatment device of steam turbine rotor forging, includes support chassis (1), its characterized in that: support top one side fixed mounting of chassis (1) has forging machine main part (2), and the bottom fixed mounting of forging machine main part (2) has and forges a platform body (21), forge and play on the platform body (21) fixed mounting have mechanism (3) of gathering materials, and gather materials and be fixed pegged graft on the mechanism (3) and have clean mechanism (4) with forging a platform body (21) cooperation use, one side upper end fixed mounting that supports chassis (1) and keep away from forging machine main part (2) preheats mechanism (5), and gather materials and go up fixed mounting and have actuating mechanism (6) with preheating mechanism (5) cooperation use on mechanism (3).
2. The heat treatment device for the steam turbine rotor forging according to claim 1, wherein the material collecting mechanism (3) comprises a material collecting hopper body (31), the material collecting hopper body (31) is fixedly sleeved on the forging platform body (21), a first rotating rod (32) is rotatably inserted into the material collecting hopper body (31), a first bevel gear (33) is fixedly sleeved at one end of the first rotating rod (32) far away from the preheating mechanism (5), an L-shaped connecting rod (34) is fixedly installed on the inner wall of the material collecting hopper body (31), a second rotating rod (35) is rotatably connected to the end of the L-shaped connecting rod (34), a second bevel gear (36) and a driving gear (37) are fixedly sleeved on the second rotating rod (35), the second bevel gear (36) is meshed with the first bevel gear (33), a rotating sleeve ring (38) is rotatably sleeved on the forging platform body (21), connecting side columns (39) distributed in an array are fixedly installed on the outer wall of the rotating sleeve ring (38), a driving gear ring (310) is fixedly connected to the end of the connecting side column (39), a vertical driving gear (310) is fixedly connected to a vertical rod (311) which is connected to the driving ring (310), and a vertical rod (311) is fixedly installed near to the bottom end of the scraping plate (1), the material collecting scraper (312) is rotatably clamped at the bottom of an inner cavity of the material collecting hopper body (31), and the bottom end of the material collecting hopper body (31) is penetrated through with a material discharging through hole (313) matched with the material collecting scraper (312) for use.
3. The heat treatment device for the steam turbine rotor forging as claimed in claim 2, wherein the forging table body (21) is fixedly sleeved with a rotating guide ring (314), the inner wall of the rotating sleeve ring (38) is provided with a rotating guide groove (315) matched with the rotating guide ring (314), and the rotating guide ring (314) is rotatably inserted in the rotating guide groove (315).
4. The heat treatment device for the steam turbine rotor forging as claimed in claim 2, wherein the cleaning mechanism (4) comprises an installation frame body (41), a clamping groove (316) is formed in the hopper body (31), the installation frame body (41) is fixedly inserted into the clamping groove (316), a multi-stage electric push rod (42) is fixedly installed at the bottom of an inner cavity of the installation frame body (41), a cleaning scraper (43) is fixedly connected to the tail end of the output end of the multi-stage electric push rod (42), and one side, close to the supporting base frame (1), of the cleaning scraper (43) can be attached to the top end of the forging platform body (21) in a sliding mode.
5. The heat treatment device for the steam turbine rotor forging as claimed in claim 2, wherein the preheating mechanism (5) comprises a preheating box body (51), the preheating box body (51) is fixedly installed on the supporting base frame (1), a separation support plate (52) is fixedly installed in an inner cavity of the preheating box body (51), symmetrically-arranged installation cylinder bodies (53) are fixedly inserted on the separation support plate (52), connection through grooves (54) are formed in the top end and the bottom end of each installation cylinder body (53) in a penetrating manner, the connection through grooves (54) are distributed in an array manner, third rotating rods (55) are rotatably inserted on the installation cylinder bodies (53), fixing sleeves (56) are fixedly installed on the third rotating rods (55), driving fan blades (57) distributed in an array manner are fixedly installed on the outer walls of the fixing sleeves (56), a third bevel gear (58) is fixedly connected to one end, far away from the fixing sleeve rings (56), of the third rotating rods (55), fourth rotating rods (59) are rotatably inserted on the preheating box body (51), two fourth rotating rods (59) are fixedly connected to one end of the third bevel gear (510), and the bevel gears (58) are meshed with the third bevel gears (510).
6. The heat treatment device for the steam turbine rotor forging according to claim 5, wherein the bottom end of the preheating box body (51) penetrates through the second air inlet slots (511) distributed in an array manner, the top end of the preheating box body (51) penetrates through the air outlet through holes (512) matched with the second air inlet slots (511), the air outlet through holes (512) are distributed in an array manner, the upper end of one side, far away from the forging machine main body (2), of the supporting bottom frame (1) penetrates through the first air inlet slots (11) distributed in an array manner, and the first air inlet slots (11) are matched with the second air inlet slots (511).
7. The heat treatment device for the steam turbine rotor forging as claimed in claim 5, characterized in that a connecting through groove (513) is formed in one side of the preheating box body (51) in a penetrating manner, and a plugging plate (514) is inserted in the connecting through groove (513) in a sliding manner.
8. The heat treatment device for the steam turbine rotor forging as claimed in claim 5, wherein the partition support plate (52) is provided with first through holes (515) which are symmetrically arranged, the mounting cylinder (53) is fixedly inserted in the first through holes (515), the preheating box body (51) is provided with second through holes (516) which are symmetrically distributed, and the fourth rotating rod (59) is rotatably inserted in the second through holes (516).
9. The heat treatment device for the rotor forging of the steam turbine as claimed in claim 5, wherein the driving mechanism (6) comprises a mounting base (61), the mounting base (61) is fixedly connected with the collection hopper body (31), the mounting base (61) is internally and fixedly inserted with a driving motor (62), a fifth bevel gear (63) is fixedly sleeved at the tail end of the output end of the driving motor (62), a sixth bevel gear (64) is fixedly sleeved at one end of the first rotating rod (32) close to the driving motor (62), the sixth bevel gear (64) is meshed with the fifth bevel gear (63), a seventh bevel gear (65) is fixedly sleeved at one end of the fourth rotating rod (59) close to the driving motor (62), and the seventh bevel gear (65) is meshed with the fifth bevel gear (63).
10. The machining method of the heat treatment device for the steam turbine rotor forging is characterized by comprising the following steps of:
step one, a user can open a blocking plate (514) and place a proper amount of steam turbine rotor forged pieces to be heated at high temperature on a separation support plate (52), then the user can move any steam turbine rotor forged piece heated at high temperature to a forging table body (21) and carry out forging operation through a forging machine main body (2), during the period, scale cinder scraps of the steam turbine rotor forged piece in forging are dropped on the top end of the forging table body (21), after the forging operation of the corresponding steam turbine rotor forged piece is finished, the user can place the forged steam turbine rotor forged piece at the bottom of an inner cavity of a preheating box body (51), and then the user can reset the blocking plate (514) and open a multi-stage electric push rod (42) and a driving motor (62);
secondly, the multi-stage electric push rod (42) drives the cleaning scraper (43) to do reciprocating motion once, so that oxide skin fragments falling from the top end of the forging platform body (21) can be pushed into the collecting hopper body (31), when the cleaning scraper (43) does reciprocating motion once, the multi-stage electric push rod (42) is suspended, then a user can perform subsequent forging operation of heating the turbine rotor forging at high temperature according to the steps, the forged turbine rotor forging is sequentially placed at the bottom of the inner cavity of the preheating box body (51), the oxide skin fragments falling after forging can be sequentially cleaned through the cleaning scraper (43), the user does not need to manually clean for multiple times, and manpower is saved;
step three, during the period, the driving motor (62) drives the fifth bevel gear (63) to rotate, so that the sixth bevel gear (64) and the seventh bevel gear (65) can be driven to rotate, the first rotating rod (32) can be driven to rotate while the sixth bevel gear (64) rotates, so that the first bevel gear (33) can be driven to rotate, the second bevel gear (36) can be driven to rotate, the second rotating rod (35) can be further driven to rotate, the driving gear (37) can be driven to rotate while the second rotating rod (35) rotates, so that the rotating guide ring (314) and the rotating guide groove (315) can be matched to drive the rotating sleeve ring (38), the connecting side column (39) and the driving toothed ring (310) to rotate, the collecting material can be connected with the vertical rod (311) to drive the scraping plate (312) to rotate, so that the fragments accumulated in the collecting hopper body (31) can be concentrated and guided out through the discharging through holes (313), and the fragments generated during forging of the steam turbine rotor can be collected by a user in a concentrated manner without the need to be cleaned later, so that the manual labor is saved;
fourthly, the seventh bevel gear (65) rotates and simultaneously drives the fourth rotating rod (59) to rotate, so that two fourth bevel gears (510) can be driven to rotate, and further the corresponding third bevel gear (58) can be driven to rotate, and the corresponding third rotating rod (55) can be driven to rotate while the third bevel gear (58) rotates, so that the corresponding driving fan blades (57) can be driven to rotate through the fixing sleeve ring (56), further the external air can be sucked into the bottom of the inner cavity of the preheating box body (51) through the first air inlet groove (11) and the second air inlet groove (511), at the moment, the cold air can absorb the residual heat on the forged turbine rotor forging, then the heat-absorbing air can be guided into the upper end of the inner cavity of the preheating box body (51) through the corresponding two connecting through grooves (54), then the heat-absorbing air can preheat the to-be heated forged turbine rotor forging placed on the separating support plate (52), and then the heat-released air can be discharged from the air outlet through the through holes (512), and during the subsequent use period, a user can heat-treated high-temperature turbine rotor forging on the separated support plate (52) to-forged turbine rotor forging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211556943.3A CN115846581A (en) | 2022-12-06 | 2022-12-06 | Heat treatment device and machining method for steam turbine rotor forging |
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|---|---|---|---|
| CN202211556943.3A CN115846581A (en) | 2022-12-06 | 2022-12-06 | Heat treatment device and machining method for steam turbine rotor forging |
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| CN202211556943.3A Pending CN115846581A (en) | 2022-12-06 | 2022-12-06 | Heat treatment device and machining method for steam turbine rotor forging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117696813A (en) * | 2024-02-05 | 2024-03-15 | 山西天宝集团有限公司 | Automatic oxide skin treatment device and method for wind power flange forging |
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2022
- 2022-12-06 CN CN202211556943.3A patent/CN115846581A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117696813A (en) * | 2024-02-05 | 2024-03-15 | 山西天宝集团有限公司 | Automatic oxide skin treatment device and method for wind power flange forging |
| CN117696813B (en) * | 2024-02-05 | 2024-05-24 | 山西天宝集团有限公司 | Automatic oxide skin treatment device and method for wind power flange forging |
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Address after: 311106 Road 2, industrial block, Tangqi Town, Linping District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Steam Turbine Casting and Forging Co.,Ltd. Address before: 311106 Road 2, industrial block, Tangqi Town, Linping District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU STEAM TURBINE CASTING AND FORGING Co.,Ltd. |
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