CN114535453A - Moving blade shroud forming device - Google Patents
Moving blade shroud forming device Download PDFInfo
- Publication number
- CN114535453A CN114535453A CN202210039755.7A CN202210039755A CN114535453A CN 114535453 A CN114535453 A CN 114535453A CN 202210039755 A CN202210039755 A CN 202210039755A CN 114535453 A CN114535453 A CN 114535453A
- Authority
- CN
- China
- Prior art keywords
- mould
- guide post
- moving blade
- upper die
- blade shroud
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 238000007493 shaping process Methods 0.000 claims 6
- 238000005452 bending Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000000670 limiting effect Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/78—Making other particular articles propeller blades; turbine blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a moving blade shroud band forming device which comprises an upper die and a lower die, wherein at least two guide posts are connected between the upper die and the lower die, the guide posts are connected with the upper die in a sliding manner, an adjusting gasket is arranged between the upper die and the lower die, the adjusting gasket is sleeved on the outer sides of the guide posts, a cylindrical groove is formed in the lower side of the upper die and is positioned on the upper side of the adjusting gasket, a spring is embedded in the cylindrical groove, and the spring is sleeved on the outer sides of the guide posts. This moving vane shroud forming device makes through the elasticity of spring and goes up mould and lower mould separation, makes simultaneously to go up mould and lower mould and constitutes an organic whole structure, need not be fixed to the hydraulic press with last mould on, reduced the dependence to the hydraulic press model, satisfies the bending requirement of different dimensions and specifications shrouds through the adjusting shim of different thickness, and the commonality strengthens greatly, goes up the baffle of mould both sides installation simultaneously and has improved the security when equipment moves.
Description
Technical Field
The invention relates to the technical field of bending of moving blade shrouds of turbomachinery, in particular to a moving blade shroud forming device.
Background
The shroud is one of the important parts of the turbomachine rotor, is annular, and the inner circular surface of the shroud is connected with the top ends of the moving blades to surround all the moving blades. The shroud is used for preventing steam at the top of the blade from leaking and also plays a role in frequency modulation. Meanwhile, the shroud is divided into a plurality of sections, each section approximately comprises a plurality of blades, and the tops of the blades are connected together, namely, grouped, so that the grouped frequency of the blades is obtained.
In practical application, the shrouds have thicknesses of various specifications, and in order to meet the bending requirements of shrouds of different dimensions and specifications and reduce the dependence on the model of oil press equipment, a moving vane shroud forming device is needed to bend the shrouds into the required shape.
Disclosure of Invention
The invention provides a moving blade shroud forming device aiming at the technical problems in the prior art.
The technical scheme for solving the technical problems is as follows: the utility model provides a moving blade shroud forming device, includes mould, lower mould, go up the mould with be connected with two piece at least guide posts between the lower mould, the guide post with go up mould sliding connection, go up the mould with be provided with adjusting shim between the lower mould, adjusting shim cover is established the outside of guide post, the downside of going up the mould is provided with the cylinder recess, the cylinder recess is located adjusting shim's upside, the inside embedding of cylinder recess has the spring, the spring housing is established the outside of guide post.
Preferably, the moving blade shroud forming device described above, wherein the adjusting shim is provided with a notch on a side surface thereof, and the notch is suitable for the adjusting shim to be taken out from the guide post.
Preferably, in the moving blade shroud forming apparatus, a fixed baffle is mounted on one side of the upper die, and a movable baffle is mounted on the other side of the upper die.
Preferably, in the moving blade shroud band forming device, the side surfaces of the upper die and the lower die are both provided with a lifting ring and a lifting ring nut, and the lifting ring is locked and fixed by the lifting ring nut.
Preferably, in the moving blade shroud forming apparatus, a through hole penetrates through the inside of each of the upper die and the lower die, the guide post penetrates through the inside of the through hole, two ends of the guide post extend to the outside of the through hole, and two ends of the guide post are provided with a limiting piece adapted to prevent the guide post from separating from the upper die and the lower die.
Preferably, in the moving blade shroud forming apparatus, a cross-sectional diameter of the guide post is the same as a cross-sectional diameter of the through hole.
Preferably, in the moving blade shroud forming apparatus, a lower end of the fixed baffle is lower than a bottom height of the upper die.
The invention has the beneficial effects that: when the moving blade shroud band forming device is used, the device is hoisted to a hydraulic press workbench through a hoisting ring, the bottom surface of a lower die is attached to the hydraulic press workbench, an adjusting gasket with proper thickness is selected to be placed between the upper die and the lower die, a shroud band to be bent is placed between the upper die and the lower die, the shroud band to be bent is loaded from one side of a movable baffle in the process, the movable baffle is installed well, the shroud band to be bent is limited through a fixed baffle and movable baffles on two sides of the upper die, and the shroud band is prevented from being accidentally popped out due to extrusion in the bending process. And then, the oil press presses the top of the upper die to form the shroud ring, the shroud ring is repeatedly pressed for multiple times, and the shroud ring is rotationally riveted into the shroud ring to be assembled after the shroud ring is bent.
This moving vane shroud forming device makes through the elasticity of spring and goes up mould and lower mould separation, makes simultaneously to go up mould and lower mould and constitutes an organic whole structure, need not be fixed to the hydraulic press with last mould on, reduced the dependence to the hydraulic press model, satisfies the bending requirement of different dimensions and specifications shrouds through the adjusting shim of different thickness, and the commonality strengthens greatly, goes up the baffle of mould both sides installation simultaneously and has improved the security when equipment moves.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the upper mold of FIG. 1 after pressing;
fig. 3 is a partially enlarged view of fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises an upper die, 2, a guide post, 3, a spring, 4, a lifting ring nut, 5, an adjusting gasket, 6, a to-be-bent surrounding band, 7, a lower die, 8, a fixed baffle, 9 and a cylindrical groove.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
As shown in fig. 1, 2 and 3, the moving blade shroud forming device comprises an upper die 1 and a lower die 7, two guide posts 2 are connected between the upper die 1 and the lower die 7, and the guide posts 2 are connected with the upper die 1 in a sliding manner. Go up the inside of mould 1, lower mould 7 and all run through there is the through-hole, and guide post 2 passes the inside of through-hole, and the cross section diameter of guide post 2 is the same with the cross section diameter size of through-hole. The both ends of guide post 2 extend to the through-hole outside, and the both ends of guide post 2 are provided with the locating part for prevent guide post 2 and last mould 1 and lower mould 7 separation. The guide post 2 also can select a screw rod with proper length, the lower end of the screw rod is fixedly connected with the lower die 7 through threads, and a better limiting effect can be achieved, so that the guide post 2 can be prevented from being separated from the upper die 1 and the lower die 7, and the upper die 1 and the lower die 7 form an integrated structure.
The adjusting gasket 5 is arranged between the upper die 1 and the lower die 7, the adjusting gasket 5 is sleeved on the outer side of the guide post 2, a notch is formed in the side face of the adjusting gasket 5, the adjusting gasket 5 is taken down from the notch when the surrounding belts with different thicknesses need to be processed, the adjusting gasket 5 with the corresponding thickness is replaced, and the surrounding belts with different thicknesses are directly clamped on the guide post 2 from the notch.
Go up the downside of mould 1 and be provided with cylindrical groove 9, cylindrical groove 9 is located the upside of adjusting shim 5, and the inside embedding of cylindrical groove 9 has spring 3, and 3 covers of spring are established in the outside of guide post 2, and 3 lower extremes of spring stretch out in cylindrical groove 9 outsidely, will go up mould 1 and lower mould 7 separation through spring 3's elasticity is automatic after the suppression finishes. The side of going up mould 1, lower mould 7 all is provided with the screw hole, and screw hole department installs rings, and rings pass through eyenut 4 locking fixed, and rings are convenient for shift the transportation to the device. When in use, the device can be hoisted to the hydraulic press workbench through the hoisting ring, so that the bottom surface of the lower die 7 is attached to the hydraulic press workbench.
Go up one side fixed mounting of mould 1 and have fixed stop 8, go up the detachable movable baffle that installs of opposite side of mould 1, when packing into and treating the banding 6 that bends, movable baffle takes off, install movable baffle after packing into from this side again, fixed stop 8 and movable baffle's lower extreme all are less than the bottom height of mould 1, treat the banding 6 that bends through fixed stop 8 and the movable baffle of mould 1 both sides and carry on spacingly, prevent that the banding is extruded unexpected departure at the in-process of bending, thereby cause accidental injury to the operator, operator's personal safety is protected.
When the moving blade shroud band forming device is used, the device is hoisted to a hydraulic press workbench through a hoisting ring, the bottom surface of a lower die 7 is attached to the hydraulic press workbench, an adjusting gasket 5 with proper thickness is selected to be placed between an upper die 1 and the lower die 7, a shroud band 6 to be bent is placed between the upper die 1 and the lower die 7, the shroud band 6 to be bent is loaded from one side of a movable baffle in the process, the movable baffle is installed well, the shroud band 6 to be bent is limited through a fixed baffle 8 and the movable baffle on two sides of the upper die 1, and the shroud band is prevented from being extruded and accidentally flying out in the bending process. And then, an oil press presses the top of the upper die 1 to form the shroud ring, the shroud ring is repeatedly pressed for multiple times, and the shroud ring is riveted into the shroud ring for assembly after the shroud ring is bent.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (7)
1. A moving blade shroud forming device is characterized in that: including last mould (1), lower mould (7), go up mould (1) with be connected with two piece at least guide post (2) between lower mould (7), guide post (2) with go up mould (1) sliding connection, go up mould (1) with be provided with adjusting shim (5) between lower mould (7), adjusting shim (5) cover is established the outside of guide post (2), the downside of going up mould (1) is provided with cylinder recess (9), cylinder recess (9) are located the upside of adjusting shim (5), the inside embedding of cylinder recess (9) has spring (3), spring (3) cover is established the outside of guide post (2).
2. The moving blade shroud shaping device of claim 1, wherein: the side of the adjusting gasket (5) is provided with a gap, and the gap is suitable for the adjusting gasket (5) to be taken out from the guide post (2).
3. The moving blade shroud shaping device of claim 1, wherein: fixed baffle (8) are installed to one side of going up mould (1), movable baffle is installed to the opposite side of going up mould (1).
4. The moving blade shroud shaping device of claim 1, wherein: the side surfaces of the upper die (1) and the lower die (7) are provided with lifting rings and lifting ring nuts (4), and the lifting rings are locked and fixed through the lifting ring nuts (4).
5. The moving blade shroud shaping device of claim 1, wherein: go up the inside of mould (1), lower mould (7) and all run through there is the through-hole, guide post (2) are passed the inside of through-hole, the both ends of guide post (2) extend to the through-hole outside, just the both ends of guide post (2) are provided with the locating part, are suitable for and prevent guide post (2) and last mould (1) and lower mould (7) separation.
6. The moving blade shroud shaping device of claim 5, wherein: the diameter of the cross section of the guide post (2) is the same as that of the cross section of the through hole.
7. The moving blade shroud shaping device of claim 3, wherein: the lower end of the fixed baffle (8) is lower than the bottom height of the upper die (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039755.7A CN114535453A (en) | 2022-01-13 | 2022-01-13 | Moving blade shroud forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039755.7A CN114535453A (en) | 2022-01-13 | 2022-01-13 | Moving blade shroud forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114535453A true CN114535453A (en) | 2022-05-27 |
Family
ID=81670834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210039755.7A Pending CN114535453A (en) | 2022-01-13 | 2022-01-13 | Moving blade shroud forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114535453A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2742515A1 (en) * | 1976-09-21 | 1978-03-23 | Whistler & Sons | MULTIPLE-USE PUNCHING SYSTEM WITH A DEVICE FOR PUNCHING WITH SMALL TOLERANCES |
| JPH0623435A (en) * | 1992-07-07 | 1994-02-01 | Amada Co Ltd | Metallic die holder in press brake |
| CN202878549U (en) * | 2012-08-28 | 2013-04-17 | 郑州精益达汽车零部件有限公司 | General mold and mold assembly using same |
| CN206474577U (en) * | 2016-12-20 | 2017-09-08 | 杭州康鹏机械制造有限公司 | A kind of mould for turbine blade swaging |
| CN211616742U (en) * | 2019-12-30 | 2020-10-02 | 南京冠旭新材料科技有限公司 | Adjusting shim convenient for adjusting thickness of die |
| CN213559477U (en) * | 2020-09-29 | 2021-06-29 | 济南亿浩工贸有限公司 | Helical blade profiling device with irregular wall thickness |
-
2022
- 2022-01-13 CN CN202210039755.7A patent/CN114535453A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2742515A1 (en) * | 1976-09-21 | 1978-03-23 | Whistler & Sons | MULTIPLE-USE PUNCHING SYSTEM WITH A DEVICE FOR PUNCHING WITH SMALL TOLERANCES |
| JPH0623435A (en) * | 1992-07-07 | 1994-02-01 | Amada Co Ltd | Metallic die holder in press brake |
| CN202878549U (en) * | 2012-08-28 | 2013-04-17 | 郑州精益达汽车零部件有限公司 | General mold and mold assembly using same |
| CN206474577U (en) * | 2016-12-20 | 2017-09-08 | 杭州康鹏机械制造有限公司 | A kind of mould for turbine blade swaging |
| CN211616742U (en) * | 2019-12-30 | 2020-10-02 | 南京冠旭新材料科技有限公司 | Adjusting shim convenient for adjusting thickness of die |
| CN213559477U (en) * | 2020-09-29 | 2021-06-29 | 济南亿浩工贸有限公司 | Helical blade profiling device with irregular wall thickness |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE19818883A1 (en) | Linear motor structure for a linear compressor | |
| CN114535453A (en) | Moving blade shroud forming device | |
| FI77515B (en) | LAOSMEKANISM FOER CYLINDERLOCK. | |
| JPH06278096A (en) | Punching die | |
| CN108311587A (en) | A kind of dual camera holder precision continuous mould | |
| US7874776B1 (en) | Clinch for a circuit card ejector | |
| KR20040066840A (en) | Device for ejection of moulded pieces from a moulding tool | |
| CN106944970A (en) | A kind of magnetic valve assistant pressing tool | |
| CN216802426U (en) | A suppression device for assembling oil cleaner end cover subassembly | |
| DE102013002864A1 (en) | Liquid-cooled, double acting, single- or multi-stage piston compressor has piston, which is axially movable in cylinder, and cooling coil, which is mounted on outer surface of cylinder liner or inner surface of cylinder cooling jacket | |
| CN100430607C (en) | Multistage centrifugal compressor | |
| CN106391868B (en) | A kind of automobile Self-debugging clutch adjustment ring quarter tooth mold | |
| CN209007086U (en) | A kind of electric machine iron core keyway processing tool | |
| CN210778915U (en) | Circulator shell assembly | |
| DE1528428C3 (en) | Diaphragm pump, in particular fuel pump for internal combustion engines | |
| CN103502603B (en) | Crank case door | |
| DE3523438A1 (en) | Light trunk piston for internal combustion engines | |
| DE4017956C2 (en) | Radial piston pump | |
| CN109036593B (en) | Reactor core hanging basket structure | |
| CN206588532U (en) | A kind of welding assistant pressing tool for being used in battery pack connect copper bar | |
| CN214291635U (en) | Steam turbine baffle cascade welding shape frock of preapring for an unfavorable turn of events | |
| DE19903025A1 (en) | Piston compressor for gaseous medium has modular unit of compressor and drive motor housing, and integral connection socket on compressor housing | |
| US2757438A (en) | Apparatus for forming stator rings | |
| WO2002036300A1 (en) | Casting-sheet composite body and method for producing the same | |
| CN107905886A (en) | A kind of cooler for engine oil pad mechanism and engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220527 |