CN205572198U - Blade root molded lines gyro wheel - Google Patents
Blade root molded lines gyro wheel Download PDFInfo
- Publication number
- CN205572198U CN205572198U CN201620251998.7U CN201620251998U CN205572198U CN 205572198 U CN205572198 U CN 205572198U CN 201620251998 U CN201620251998 U CN 201620251998U CN 205572198 U CN205572198 U CN 205572198U
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- blade
- blade root
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- root
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Abstract
The utility model discloses a blade root molded lines gyro wheel, including wheel body, wheel body's radial cross section's both sides all are the wave, and wheel body arbitrary transversal personally submit ring shape, wheel body from interior circle to outer circumference be equipped with in proper order the cross section for annular bearing, cross section for annularly build the layer, the cross section is annular electroforming layer for annular operational layer, cross section. In the carrier roller device, the gyro wheel can effectual promotion fir type blade root machining precision, its machining precision requires to be realized by the gyro wheel surface accuracy, when the inching grinding is carried out to fir type blade root to this gyro wheel structure, can be once only to the shoulder blade plane of fir type blade root, main working face, the one shot forming grinding of inferior working face, overcome traditional cutter on to fir type blade root the tooth carry out single the error that arouse of grinding respectively, easy for realizing automation, the effectual fir type blade root machining efficiency that has promoted.
Description
Technical field
This utility model relates to a kind of blade-root molded line roller.
Background technology
Blade is widely used in steam turbine, gas turbine and compressor, plays the crucial work of energy conversion
With.The design of blade, process technology have become important research field, its design, machining accuracy level
Height be restriction one of vital factor of unit performance.The structure of blade can be divided into blade root, gas
Road, three parts of integral shroud, the designer trends of current low pressure (LP) cylinder blade are for using the more preferable fir of stress distribution
Type leaf and root structure, fir-tree root is shaped like in pinaster, and this class formation is to blade root and the position of integral shroud
Requiring higher, deforming excessive not only affects assembling, has an effect on the efficiency of unit, its conventional blade
Processing mode is first to process blade root position and as locating surface reprocessing remaining position of blade, and leaf
The locating surface of root position is the least, and the length of other working positions is often the several times of blade root length, because of
In this blade root profile, small error will result in the very big deviation of following process, and integral shroud is relative to blade root
Deformation huge, cause blade to be unable to reach its Design and Machining requirement, it is impossible to use.
Along with power generation turbine in recent years and the single-machine capacity of gas turbine and the increase of power, blade
The performance using material is more and more higher, and installs being gradually increased of diameter along with blade.And blade peace
The centrifugal action that the increase of dress diameter brings blade to be born increases, and causes the height between blade root and race
Stress level.For adapting to the high bearing capacity of blade, its dimensional accuracy of fir-tree root and positional precision
Require the most gradually to promote.
Traditional fir-tree root add man-hour be need first to rough mill after again with each blade root of common pair of rollers
Profile carries out repairing processing and reaches required precision, and the blade root of the blade so obtained not only precision is difficult to reach
To requiring, its work efficiency is substantially reduced.
Utility model content
This utility model purpose is to provide a kind of blade-root molded line roller, to solve above-mentioned technical problem
At least one.
According to an aspect of the present utility model, it is provided that a kind of blade-root molded line roller, including roller originally
Body, the equal undulate in both sides of the radial section of roller body, and arbitrary cross section of roller body in
Annular, it is ring-type bearing, cross section that roller body is sequentially provided with cross section from inner circle to excircle
It is ring-type electroformed layer for ring-type LIFT, cross section.
In this utility model, roller can effectively promote fir-tree root machining accuracy, and it processes essence
Degree requirement can be realized by roller surface precision, and this roller structure carries out creep feed mill to fir-tree root
When cutting, due to the equal undulate in the both sides of the radial section of roller body, therefore, waveform can be made
Become consistent with the shape of the blade root of required grinding, thus can disposably the omoplate of fir-tree root be put down
Face, main work surface, the one-shot forming grinding of task face, overcome tradition abrasive machining tool to fir
On type blade root, tooth carries out the error that the grinding respectively of single work surface causes, it is easy to accomplish automatization, effectively
Improve fir-tree root working (machining) efficiency.
This roller can be designed (waveform being ground with needs according to the profile of different fir-tree roots
The blade root shape cut is consistent), the fir-tree root making this product be applicable to the multiple different number of teeth and size delays
Feeding grinding.
In some embodiments, electroformed layer is that electrochemical copolymerization deposits nickel alloy layer, the surface of electroformed layer
Upper containing ultrahard diamond material, bearing uses stainless steel material to make, and LIFT uses low melting point
Leypewter material is made.In this utility model, design bearing coordinates with lathe for machining mandrel and carries out solid
Fixed.Low melting point tin metal has the enhancing of preferable mobile performance and sinks containing diamond electrochemical copolymerization after melting
Amass the link strength of nickel alloy layer and stainless steel bearing, and this operates with simple, effective.
Electroformed layer be made up of ultrahard diamond material so that, fir-tree root through the turbine disk broaching or turn
This roller creep feed one-shot forming grinding rear surface precision is used to be obviously improved after sub-axle Milling Process.
The deposition nickel alloy layer containing diamond electrochemical copolymerization uses contoured design principle, and uses compound electrification
Diamond particles is fixed in female mold surfaces and makes diamond particles proud exposure consistent by depositing operation,
Finished surface stock removal everywhere is made to keep consistent during processing grinding, it is ensured that essence in grinding process
Degree.
This utility model can also solve to cause because blade root precision is low when blade root spots localization processing blade
The huge and blade processing of integral shroud deformation do not meet the situation of design.
In some embodiments, electroformed layer includes main work finishing face, task finishing face and omoplate
Plane finishing face.Thus, main work finishing face, task finishing face and omoplate plane finishing face are located at
Together (waveform the most described above), can disposably omoplate plane to fir-tree root, main work
Face, the one-shot forming grinding in task face.
Accompanying drawing explanation
Fig. 1 is the structural representation of the blade-root molded line roller of a kind of embodiment of this utility model.
Fig. 2 is the schematic diagram of the side of the radial section of blade-root molded line roller shown in Fig. 1.
Detailed description of the invention
With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 and Fig. 2 schematically shows the blade-root molded line roller of a kind of embodiment of this utility model
Structure.
As depicted in figs. 1 and 2, a kind of blade-root molded line roller, including roller body 1, roller body
The both sides (top and bottom in Fig. 1) of the radial section of 1 all undulates (can from Fig. 2
Go out this waveform and include main work finishing face 131, task finishing face 132 and omoplate plane finishing face
133), and arbitrary cross section of roller body 1 is all in annular, roller body 1 from inner circle to cylindrical
Be sequentially provided with in week (i.e. diameter becomes larger) cross section be ring-type bearing 11, cross section be ring-type
LIFT 12, cross section are ring-type electroformed layer 13.By being designed to the structure of stratiform, can facilitate
Product manufacturing is processed.Meanwhile, corrugated shape is consistent with the shape of blade root.
Typically, electroformed layer 13 (is just proximate to bearing near a part for bearing 11 except surface portion
The part of 11) by for electrochemical copolymerization electroformed nickel alloy-layer, (surface portion needs and leaf surface portion
Root contacts with blade root and carries out grinding) it is containing diamond and the composite bed of electrochemical deposition nickel alloy, i.e.
Being compounded on electrochemistry electroformed nickel alloy by existing process means by diamond, bearing 11 uses stainless
Steel material is made, and LIFT 12 uses low melting point tin lead alloy material to make.
In the present embodiment, electroformed layer 13 includes main work finishing face 131, task finishing face 132
With omoplate plane finishing face 133.Main work finishing face 131, task finishing face 132 and omoplate plane
Finishing face 133 is located at together, and three faces of three above-mentioned finishing faces and the blade root needing grinding
Shape consistent, can be disposably to fir-tree root omoplate plane, main work surface, the one of task face
Secondary form grinding.
In this utility model, roller can effectively improve fir-tree type (blade) blade root machining essence
Degree, its requirement on machining accuracy can be realized by roller surface precision, and the radial section of this roller becomes wave
Shape (i.e. includes above-mentioned three finishing face), when fir-tree root is carried out creep feed grinding, and can be once
Property to fir-tree root omoplate plane, main work surface, the one-shot forming grinding in task face, overcome
Tooth on fir-tree root is carried out the error that single grinding respectively causes, it is easy to accomplish automatization, effectively
Improve fir-tree root working (machining) efficiency.
This roller can be designed according to the profile of different fir-tree roots, makes this product be applicable to multiple
The different numbers of teeth can the fir-tree root creep feed grinding processing of size.
In this utility model, bearing 11 design coordinates with lathe for machining mandrel and is fixed.Low melting point tin
Metal has preferable mobile performance after melting strengthens containing diamond electrochemical deposition layer and stainless steel shaft
Hold the link strength of 11, and this operates with simple, effective.
Electroformed layer 13 be made up of ultrahard diamond material so that, fir-tree root through the turbine disk broaching or
This roller creep feed grinding processing rear surface precision is used to be obviously improved after armature spindle Milling Process.
Use contoured design principle containing diamond electrochemical deposition layer, and use composite electrochemical deposition technique
Diamond particles is fixed in female mold surfaces (electrochemistry electroformed nickel alloy-layer) and makes diamond particles exposure
Highly consistent, make finished surface stock removal everywhere keep consistent during processing grinding, it is ensured that mill
Precision during cutting.
This utility model can also solve to cause because blade root precision is low when blade root spots localization processing blade
The huge and blade processing of integral shroud deformation do not meet the situation of design.
Above-described is only embodiments more of the present utility model.Ordinary skill for this area
For personnel, on the premise of creating design without departing from this utility model, it is also possible to make some deformation
And improvement, these broadly fall into protection domain of the present utility model.
Claims (4)
1. a blade-root molded line roller, it is characterised in that include roller body (1), described roller body
(1) the equal undulate in both sides of radial section, and arbitrary cross section of described roller body (1)
In annular, from inner circle to excircle, described roller body (1) includes that cross section is ring-type axle successively
Hold (11), cross section is ring-type LIFT (12), cross section is ring-type electroformed layer (13).
Blade-root molded line roller the most according to claim 1, it is characterised in that described bearing (11)
Employing stainless steel material is made,
Described LIFT (12) uses low melting point tin lead alloy material to make.
Described electroformed layer (13) is made up of electrochemical deposition nickel alloy material near the part of bearing (11).
Blade-root molded line roller the most according to claim 2, it is characterised in that described electroformed layer (13)
Surface be containing diamond and the composite bed of electrochemical deposition nickel alloy.
4. according to the blade-root molded line roller according to any one of claims 1 to 3, it is characterised in that described
Electroformed layer (13) includes main work finishing face (131), task finishing face (132) and omoplate successively
Plane finishing face (133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251998.7U CN205572198U (en) | 2016-03-28 | 2016-03-28 | Blade root molded lines gyro wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251998.7U CN205572198U (en) | 2016-03-28 | 2016-03-28 | Blade root molded lines gyro wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205572198U true CN205572198U (en) | 2016-09-14 |
Family
ID=56867574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620251998.7U Expired - Fee Related CN205572198U (en) | 2016-03-28 | 2016-03-28 | Blade root molded lines gyro wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205572198U (en) |
-
2016
- 2016-03-28 CN CN201620251998.7U patent/CN205572198U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510000 Guangdong city of Guangzhou province Panyu District Shi Ji Zhen Jin Shan Cun CRE Animation Industrial Park No. C28 Patentee after: Jinrui (Guangdong) new materials Co.,Ltd. Address before: 510000 Guangdong city of Guangzhou province Panyu District Shi Ji Zhen Jin Shan Cun CRE Animation Industrial Park No. C28 Patentee before: GUANGZHOU JR DIAMOND TOOLS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |