CN117004811A - Novel local heat treatment of steam turbine part device - Google Patents
Novel local heat treatment of steam turbine part device Download PDFInfo
- Publication number
- CN117004811A CN117004811A CN202310981359.0A CN202310981359A CN117004811A CN 117004811 A CN117004811 A CN 117004811A CN 202310981359 A CN202310981359 A CN 202310981359A CN 117004811 A CN117004811 A CN 117004811A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 81
- 238000003756 stirring Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- C21D9/0025—Supports; Baskets; Containers; Covers
-
- 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
- C21D2221/00—Treating localised areas of an article
- C21D2221/01—End parts (e.g. leading, trailing end)
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention relates to the technical field of heat treatment, and discloses a novel steam turbine part local heat treatment device which comprises a moving track, a rectangular frame, an upper frame layer and a limiting unit, wherein the upper frame layer is arranged on the moving track; the rectangular frame is arranged on the moving track in a sliding manner, the upper frame layer is fixed at the upper end of the rectangular frame, a round hole is formed in the outer side of the upper frame layer in a penetrating manner, and the limiting unit is inserted into the round hole; the limiting unit comprises a plurality of fixing rod shafts, a circular ring layer and a plurality of built-in limiting rods, wherein the fixing rod shafts are inserted into the circular holes and distributed circumferentially, and the fixing rod shafts are fixed with the upper frame layer. According to the invention, the built-in rotating shaft is arranged to rotate, friction is reduced in the process of rotating the circular ring layer, the circular ring layer smoothly rotates, so that a plurality of shaft parts are placed in the built-in limiting rod of the circular ring layer, and can be heated along with rotation, different surfaces are heated to reach the required temperature, and the circular ring layer is heated uniformly, so that a plurality of parts are treated completely.
Description
Technical Field
The invention relates to the technical field of heat treatment, in particular to a novel steam turbine part local heat treatment device.
Background
The steam turbine is an external combustion rotary machine capable of converting steam heat energy into mechanical work. After entering the steam turbine, the steam from the boiler sequentially passes through a series of annularly configured nozzles and movable blades, so that the heat energy of the steam is converted into the mechanical energy for the rotation of the rotor of the steam turbine, and the working environment of the inner cylinder is in a high-temperature and high-pressure state, so that the conditions are severe, and the performance requirements on castings are extremely high.
The steam turbine is formed by a plurality of various parts, and then the parts are spliced together, heat treatment is needed in the processing process of the steam turbine parts, one end of the long shaft part is often clamped, the other end of the long shaft part is firstly subjected to heat treatment, the clamped end is inconsistent in temperature due to the fact that the clamped end is attached to clamping equipment, the heat treatment is not in place, the effect is not ideal, meanwhile, the temperature of different positions of the heat shaft part, which are heated, is also inconsistent, the heat treatment effect is not ideal, a certain amount of oxide layers are generated in the heat treatment, and the generated oxide layers are required to be cleaned later.
Disclosure of Invention
The invention aims to provide a novel steam turbine part local heat treatment device which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a novel steam turbine part local heat treatment device comprises a motion track, a rectangular frame, an upper frame layer and a limiting unit;
the rectangular frame is arranged on the moving track in a sliding manner, the upper frame layer is fixed at the upper end of the rectangular frame, a round hole is formed in the outer side of the upper frame layer in a penetrating manner, and the limiting unit is inserted into the round hole;
the limiting unit comprises a plurality of fixing rod shafts, a circular ring layer and a plurality of built-in limiting rods, wherein the fixing rod shafts are inserted in round holes and are circumferentially distributed, the fixing rod shafts are fixed with an upper frame layer, the circular ring layer is rotatably arranged in the fixing rod shafts and can be rotatably arranged, the built-in limiting rods are located in the circular ring layer, and shaft parts are placed in the built-in limiting rods.
Preferably, an internal rotating shaft is inserted into the fixed rod shaft, a half opening is further formed in the outer wall of the fixed rod shaft, and the internal rotating shaft is positioned in the half opening;
the outer wall of the built-in rotating shaft is roughly arranged, the circular ring layer is clamped in the half opening, two sides of the circular ring layer are attached to the inner walls of the two sides of the half opening, the outer wall of the circular ring layer is arranged in an extrusion mode with the outer wall of the built-in rotating shaft, and the outer wall of the circular ring layer is roughly arranged.
Preferably, one end of the built-in rotating shaft penetrates through the fixed rod shaft, a metal end layer is fixed at the penetrating end part of the built-in rotating shaft, a plurality of metal outer rods are fixed on the outer wall of the metal end layer, the metal outer rods extend towards one side of the fixed rod shaft, and the metal outer rods are uniformly distributed along the circumference of the metal end layer;
the outer walls of the metal outer rods are roughly arranged, and the outer sides of the metal outer rods are in contact with the outer sides of the built-in limiting rods in rotation.
Preferably, one side of the circular ring layer is fixed with a plurality of driving bars uniformly distributed on the circumference, a plurality of driving bars are arranged on the outer wall of the driving bar in a smooth manner, a metal disc is arranged at the lower end of the circular ring layer, a notch meshed with the driving bars is formed in the outer side of the metal disc, a servo motor is fixed on the inner wall of the upper frame layer, and the output end of the servo motor is fixedly connected with the metal disc and drives the metal disc to rotate.
Preferably, the inner wall on circular ring layer is fixed multiunit circumference evenly distributed's spacing metal strip of arc, the cross-section of the spacing metal strip of arc is the arc setting, the inner wall of the spacing metal strip of arc is the coarse setting, and the spacing metal strip of arc will embed the gag lever post centre gripping.
Preferably, the end part of the built-in limiting rod is fixedly provided with a folding rod for limiting, the outer wall of the built-in limiting rod is also fixedly provided with a metal disc, both sides of the metal disc are respectively provided with an annular ring layer for stirring, and the annular ring layers are coaxially arranged.
Preferably, the limiting unit further comprises a sleeve layer, the sleeve layer is inserted into a circle formed by a plurality of built-in limiting rods, the sleeve layer is arranged in a flower shape, the outer wall of the sleeve layer is provided with an inward triangle, the triangle is used for clamping shaft parts, the sleeve layer is provided with a plurality of groups which are replaceable, the diameters of the sleeve layers of the plurality of groups are changed from large to small, and the outer wall of the sleeve layer is smooth.
Preferably, the outside of overhead frame layer is fixed with L shape hack lever, it is equipped with the metal sleeve mouth to insert on the L shape hack lever, the metal sleeve mouth is the U-shaped setting, the inboard of metal sleeve mouth is fixed with the inserted bar, the inserted bar extends to in the sleeve layer, the inboard of metal sleeve mouth still is fixed with multiunit triangle-plate piece, multiunit triangle-plate piece can block and establish the not unidimensional sleeve layer.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, the built-in rotating shaft is arranged to rotate, friction is reduced in the process of rotating the circular ring layer, the circular ring layer smoothly rotates, so that a plurality of shaft parts are placed in the built-in limiting rod of the circular ring layer, and can be heated along with rotation, different surfaces are heated to reach the required temperature, and the circular ring layer is heated uniformly, so that a plurality of parts are treated completely.
(2) According to the invention, the built-in rotating shaft is arranged to rotate so as to drive the metal outer rod to rotate, one part of the shaft part is contacted with the metal outer rod, the metal outer rod scrapes the outer wall of the shaft part, so that an oxide layer generated in heating can be cleaned, and the step of cleaning the shaft part is reduced.
(3) The built-in limiting rods are arranged, so that the mounting and dismounting are convenient, shaft parts with different sizes are placed in the built-in limiting rods, the built-in limiting rods are pulled out, the gap between the built-in limiting rods and the built-in limiting rods is enlarged, the contact area between the shaft parts and the built-in limiting rods is reduced, and the shaft parts are subjected to better heat treatment.
(4) According to the invention, the sleeve layers with different sizes are provided according to the shaft parts, so that the inward triangular area of the sleeve layer is matched with the shaft parts, the shaft parts are clamped, the clamped shaft parts are fixed in position but rotate, and the oxidation layer on the outer wall of the shaft parts can be scraped during rotation of the built-in limiting rod.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a limiting unit according to the present invention;
FIG. 3 is a schematic view of the structure of the fixing shaft of the present invention;
FIG. 4 is a schematic view of a partial enlarged structure of the A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of a circular ring layer structure according to the present invention;
FIG. 6 is a schematic view of a jacket structure according to the present invention.
In the figure: 1. a motion track; 2. a rectangular frame; 3. a frame layer is arranged on the upper part; 4. a round hole; 5. a limit unit; 51. a fixed rod shaft; 511. a half-mouth; 512. a rotating shaft is arranged in the inner part; 513. a metal end layer; 514. a metal outer rod; 52. a circular ring layer; 521. a drive bar; 522. arc limiting metal strips; 53. a limiting rod is arranged in the inner part; 531. a metal wafer; 532. an annular ring layer; 533. folding the rod; 54. a jacket layer; 541. a rod; 542. a metal sleeve opening; 543. triangular plate pieces; 544. l-shaped hack lever; 6. a servo motor; 7. a metal disc.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to figures 1-6 of the drawings,
embodiment one:
the invention provides a technical scheme that: a novel steam turbine part local heat treatment device comprises a moving track 1, a rectangular frame 2, an upper frame layer 3 and a limiting unit 5;
the rectangular frame 2 is arranged on the moving track 1 in a sliding manner, can be pushed and is convenient for direct heating, the upper frame layer 3 is fixed at the upper end of the rectangular frame 2, a round hole 4 is formed in the outer side of the upper frame layer 3 in a penetrating manner, and the limiting unit 5 is inserted into the round hole 4;
the limiting unit 5 comprises a plurality of fixing rod shafts 51, a circular annular layer 52 and a plurality of built-in limiting rods 53, wherein the plurality of fixing rod shafts 51 are inserted into the round holes 4 and are distributed circumferentially, the plurality of fixing rod shafts 51 are fixed with the upper frame layer 3, the circular annular layer 52 is rotatably arranged in the plurality of fixing rod shafts 51 and can be rotatably arranged, the plurality of built-in limiting rods 53 are arranged in the circular annular layer 52, shaft parts are placed in the plurality of built-in limiting rods 53, and therefore heating can be achieved together, and energy consumption is reduced.
The inner part of the fixed rod shaft 51 is inserted with a built-in rotating shaft 512, the outer wall of the fixed rod shaft 51 is also provided with a half opening 511, the built-in rotating shaft 512 is positioned in the half opening 511, the limit of the circular ring layer 52 is realized, and the circular ring layer 52 can only rotate circumferentially;
the outer wall of the built-in rotating shaft 512 is roughly provided, the circular ring layer 52 is clamped in the half opening 511, two sides of the circular ring layer 52 are attached to the inner walls of the two sides of the half opening 511, the outer wall of the circular ring layer 52 is extruded with the outer wall of the built-in rotating shaft 512, the outer wall of the circular ring layer 52 is roughly provided, the circular ring layer 52 rotates to drive the built-in rotating shaft 512 to rotate, and a driving source is reduced;
by providing the built-in shaft 512 with a rough surface, the built-in shaft 512 can also rotate along with the rotation of the circular ring layer 52 in the process of rotating the circular ring layer 52, thereby reducing friction and smoothly rotating the circular ring layer 52.
One end of the built-in rotating shaft 512 penetrates through the fixed rod shaft 51, a metal end layer 513 is fixed at the penetrating end part of the built-in rotating shaft 512, a plurality of metal outer rods 514 are fixed on the outer wall of the metal end layer 513, the metal outer rods 514 extend towards one side of the fixed rod shaft 51, the plurality of metal outer rods 514 are uniformly distributed along the circumference of the metal end layer 513, and the metal outer rods 514 are in continuous contact with the outer side of the built-in limiting rod 53 in rotation and can also be in contact with shaft parts to achieve a cleaning effect;
the outer walls of the plurality of metal outer rods 514 are arranged in a rough way, and the outer sides of the metal outer rods 514 are contacted with the outer sides of the built-in limiting rods 53 in the rotation process;
the metal outer rod 514 rotates, the shaft parts are directly placed on the outer walls of the built-in limiting rods 53, one part of the shaft parts can be located on the outer sides of the built-in limiting rods 53, the outer walls of the shaft parts are in contact with the metal outer rod 514, the rotating metal outer rod 514 scrapes the outer walls of the shaft parts, an oxidation layer generated in heating can be cleaned, and the cleaning step of the shaft parts is reduced.
One side of the circular ring layer 52 is fixed with a plurality of driving bar rods 521 which are uniformly distributed on the circumference, the outer walls of the driving bar rods 521 are arranged smoothly, the lower end of the circular ring layer 52 is provided with a metal disc 7, the outer side of the metal disc 7 is provided with a notch meshed with the driving bar rods 521, transmission is realized, the inner wall of the upper frame layer 3 is fixed with a servo motor 6, the output end of the servo motor 6 is fixedly connected with the metal disc 7, and the servo motor 6 drives the metal disc 7 to rotate.
The circular ring layer 52 is driven by the servo motor 6 to rotate, a plurality of shaft parts are placed in the built-in limiting rods 53 of the circular ring layer, and different surfaces can be heated along with the rotation, so that the required temperature is reached, the circular ring layer is heated uniformly, and meanwhile, a plurality of shaft parts are processed completely.
The inner wall of the circular ring layer 52 is fixedly provided with a plurality of groups of arc-shaped limiting metal strips 522 with evenly distributed circumferences, the cross section of each arc-shaped limiting metal strip 522 is in an arc-shaped arrangement, the inner wall of each arc-shaped limiting metal strip 522 is in a rough arrangement, each arc-shaped limiting metal strip 522 clamps the corresponding built-in limiting rod 53, the built-in limiting rods 53 are limited, the built-in limiting rods 53 are convenient to mount and dismount, shaft parts with different sizes are placed in the built-in limiting rods 53, the built-in limiting rods 53 can be pulled out outwards, gaps between the built-in limiting rods 53 and the built-in limiting rods 53 are enlarged, the contact area between the shaft parts and the built-in limiting rods 53 is reduced, and the shaft parts are subjected to better heat treatment.
The end part of the built-in limiting rod 53 is fixed with a folding rod 533 for limiting, the outer wall of the built-in limiting rod 53 is also fixed with a metal disc 531, both sides of the metal disc 531 are respectively provided with an annular ring layer 532 for poking, and the annular ring layers 532 and the annular ring layers 52 are coaxially arranged;
the metal disc 531 cooperates with the annular ring 532, and pushing and pulling the annular ring 532 can move all the built-in limit rods 53 together, so that the metal disc is convenient to take out and put in.
Embodiment two:
on the basis of the first embodiment, the limiting unit 5 further comprises a sleeve layer 54, the sleeve layer 54 is inserted into a circle formed by a plurality of built-in limiting rods 53, the sleeve layer 54 is arranged in a flower shape, the outer wall of the sleeve layer 54 is provided with inward triangular arrangement, the sleeve layer is provided with a clamping function, the triangular arrangement is used for clamping shaft parts, the sleeve layer 54 is provided with a plurality of groups which can be replaced, the diameters of the plurality of groups of sleeve layers 54 are changed from large to small, and the outer wall of the sleeve layer 54 is arranged smoothly;
the shaft parts are placed in the built-in limiting rods 53, sleeve layers 54 with different sizes are provided according to the shaft parts, triangular areas inwards of the sleeve layers 54 are matched with the shaft parts, the shaft parts are clamped, then the built-in limiting rods 53 rotate, the clamped shaft parts are fixed in position but rotate, and oxide layers on the outer walls of the shaft parts can be scraped in rotation.
The outside of overhead frame layer 3 is fixed with L shape hack lever 544, inserts on the L shape hack lever 544 and is equipped with metal sleeve mouth 542, is convenient for cooperate, and metal sleeve mouth 542 is the U-shaped setting, and the inboard of metal sleeve mouth 542 is fixed with inserted bar 541, and inserted bar 541 extends to in the cover layer 54, and the inboard of metal sleeve mouth 542 still is fixed with multiunit triangle-plate 543, and multiunit triangle-plate 543 can block and establish not unidimensional cover layer 54, and triangle-plate 543 can block and establish not unidimensional cover layer 54, is convenient for install.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A novel steam turbine part local heat treatment device is characterized in that: comprises a moving track (1), a rectangular frame (2), an upper frame layer (3) and a limiting unit (5);
the rectangular frame (2) is arranged on the moving track (1) in a sliding manner, the upper frame layer (3) is fixed at the upper end of the rectangular frame (2), a round hole (4) is formed in the outer side of the upper frame layer (3) in a penetrating manner, and the limiting unit (5) is inserted into the round hole (4);
the limiting unit (5) comprises a plurality of fixing rod shafts (51), a circular ring layer (52) and a plurality of built-in limiting rods (53), wherein the fixing rod shafts (51) are inserted in round holes (4) and are circumferentially distributed, the fixing rod shafts (51) are fixed with an upper frame layer (3), the circular ring layer (52) is rotatably arranged in the plurality of fixing rod shafts (51) and can be rotatably arranged, the built-in limiting rods (53) are located in the circular ring layer (52), and shaft parts are placed in the plurality of built-in limiting rods (53).
2. The novel steam turbine component part local heat treatment device according to claim 1, wherein: an inner rotating shaft (512) is inserted into the fixed rod shaft (51), a half opening (511) is further formed in the outer wall of the fixed rod shaft (51), and the inner rotating shaft (512) is located in the half opening (511);
the outer wall of the built-in rotating shaft (512) is in a rough arrangement, the circular ring layer (52) is clamped in the half opening (511), two sides of the circular ring layer (52) are attached to inner walls at two sides of the half opening (511), the outer wall of the circular ring layer (52) is extruded with the outer wall of the built-in rotating shaft (512), and the outer wall of the circular ring layer (52) is also in a rough arrangement.
3. The novel steam turbine component part local heat treatment device according to claim 2, wherein: one end of the built-in rotating shaft (512) penetrates through the fixed rod shaft (51), a metal end layer (513) is fixed at the penetrating end part of the built-in rotating shaft (512), a plurality of metal outer rods (514) are fixed on the outer wall of the metal end layer (513), the metal outer rods (514) extend towards one side of the fixed rod shaft (51), and the metal outer rods (514) are uniformly distributed along the circumference of the metal end layer (513);
the outer walls of the metal outer rods (514) are arranged in a rough mode, and the outer sides of the metal outer rods (514) are in contact with the outer sides of the built-in limiting rods (53) in the rotating process.
4. The novel steam turbine component part local heat treatment device according to claim 2, wherein: one side of circular ring layer (52) is fixed with many circumference evenly distributed's drive strip pole (521), and is many drive strip pole (521) outer wall is smooth the setting, the lower extreme of circular ring layer (52) is equipped with metal dish (7), the notch with drive strip pole (521) meshing has been seted up in metal dish (7) outside, be fixed with servo motor (6) on the inner wall of overhead frame layer (3), the output and the metal dish (7) fixed connection of servo motor (6), servo motor (6) drive metal dish (7) rotate.
5. The novel steam turbine component part local heat treatment device according to claim 4, wherein: the inner wall of the circular ring layer (52) is fixedly provided with a plurality of groups of arc-shaped limiting metal strips (522) with evenly distributed circumferences, the cross sections of the arc-shaped limiting metal strips (522) are arranged in an arc shape, the inner wall of the arc-shaped limiting metal strips (522) is arranged in a rough shape, and the arc-shaped limiting metal strips (522) clamp the built-in limiting rods (53).
6. The novel steam turbine component part local heat treatment device according to claim 5, wherein: the end part of the built-in limiting rod (53) is fixedly provided with a folding rod (533) used for limiting, the outer wall of the built-in limiting rod (53) is also fixedly provided with a metal disc (531), both sides of the metal disc (531) are respectively provided with an annular ring layer (532) used for stirring, and the annular ring layers (532) and the annular ring layers (52) are coaxially arranged.
7. The novel steam turbine component part local heat treatment device according to claim 6, wherein: the limiting unit (5) further comprises a sleeve layer (54), the sleeve layer (54) is inserted into a circle formed by a plurality of built-in limiting rods (53), the sleeve layer (54) is arranged in a flower shape, the outer wall of the sleeve layer is provided with an inward triangular arrangement, the triangular arrangement is used for clamping shaft parts, the sleeve layer (54) is provided with a plurality of groups which are replaceable, the diameters of the plurality of groups of sleeve layers (54) are changed from large to small, and the outer wall of the sleeve layer (54) is arranged smoothly.
8. The novel steam turbine component part local heat treatment device according to claim 7, wherein: the outside of overhead frame layer (3) is fixed with L shape hack lever (544), it is equipped with metal sleeve mouth (542) to insert on L shape hack lever (544), metal sleeve mouth (542) are the U-shaped setting, the inboard of metal sleeve mouth (542) is fixed with inserted bar (541), inserted bar (541) extend to in sleeve layer (54), the inboard of metal sleeve mouth (542) still is fixed with multiunit triangle-shaped board piece (543), multiunit triangle-shaped board piece (543) can block and establish different sizes sleeve layer (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310981359.0A CN117004811A (en) | 2023-08-04 | 2023-08-04 | Novel local heat treatment of steam turbine part device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310981359.0A CN117004811A (en) | 2023-08-04 | 2023-08-04 | Novel local heat treatment of steam turbine part device |
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| Publication Number | Publication Date |
|---|---|
| CN117004811A true CN117004811A (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310981359.0A Pending CN117004811A (en) | 2023-08-04 | 2023-08-04 | Novel local heat treatment of steam turbine part device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117512316A (en) * | 2023-11-27 | 2024-02-06 | 青岛迈特园林机械零部件有限公司 | Transmission shaft screw thread annealing device |
-
2023
- 2023-08-04 CN CN202310981359.0A patent/CN117004811A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117512316A (en) * | 2023-11-27 | 2024-02-06 | 青岛迈特园林机械零部件有限公司 | Transmission shaft screw thread annealing device |
| CN117512316B (en) * | 2023-11-27 | 2024-05-10 | 青岛迈特园林机械零部件有限公司 | Transmission shaft screw thread annealing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |