CN107088796B - A kind of clinch cylindricalo grinding method of turbine casing sealing ring - Google Patents
A kind of clinch cylindricalo grinding method of turbine casing sealing ring Download PDFInfo
- Publication number
- CN107088796B CN107088796B CN201610507638.3A CN201610507638A CN107088796B CN 107088796 B CN107088796 B CN 107088796B CN 201610507638 A CN201610507638 A CN 201610507638A CN 107088796 B CN107088796 B CN 107088796B
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- CN
- China
- Prior art keywords
- sealing ring
- turbine casing
- casing sealing
- clinch
- installation set
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The present invention relates to field of machining technology, more particularly to a kind of clinch cylindricalo grinding method of turbine casing sealing ring.The clinch cylindricalo grinding method of turbine casing sealing ring includes: by turbine casing sealing ring embedded in installation set；The clinch of the turbine casing sealing ring is positioned to radial grinding section, and positions the remaining part of the turbine casing sealing ring to the inside of the radial grinding section；The turbine casing sealing ring is positioned from axial compression, exits the installation set；It is ground the clinch.Application through the invention will substantially reduce turbine casing sealing ring because of rejection rate caused by cylindricalo grinding, while also be remarkably improved the easy making process and efficiency of clinch.
Description
Technical field
The present invention relates to field of machining technology, more particularly to a kind of clinch cylindricalo grinding of turbine casing sealing ring
Method.
Background technique
With the development of mechanical processing industry, for various components processing method by application of constantly bringing forth new ideas, wherein it is right
It needs in the clinch process of turbine casing sealing ring using grinding.
In the prior art, it needs successively to be processed by multiple working procedure during processing turbine casing sealing ring, from
And finally obtain the turbine casing sealing ring of size qualification.Turbine casing sealing ring is specially the annular element for being equipped with opening,
Its aperture position has mutually overlapped both ends, and the clinch that this both ends is constituted needs to carry out grinding, so that its clinch
Outer circle it is smooth and meet the size requirements, and at the same time, because clinch both ends annular border direction interleave depth ruler
Very little is also the inspection size for determining qualification rate, this causes install simultaneously integral grinding processing for turbine casing sealing ring
In the state of, while the processing that clinch has reached radial dimension and interleave depth size will be gone, and because turbine casing is close
Seal ring other positions on border have equally carried out grinding, this makes the wave in range of dimensional tolerance at various locations
In the case where dynamic, is instead caused for interleave depth size a possibility that overproof, so that turbine casing sealing ring becomes
Underproof waste product.Moreover, the method for whole border processing also to need in the processing link for the purpose of processing clinch
Accurate positioning is respectively mounted for border, thus the convenience and low efficiency of processing.
Above in the prior art, for the easy making process and low efficiency of the clinch of turbine casing sealing ring, and it is useless
The defects of product rate is high is a technical problem that technical personnel in the field need to solve at present.
Summary of the invention
The object of the present invention is to provide a kind of clinch cylindricalo grinding methods of turbine casing sealing ring, through the invention
Using turbine casing sealing ring will be substantially reduced because of rejection rate caused by cylindricalo grinding, at the same be also remarkably improved clinch plus
Work convenience and efficiency.
In order to solve the above technical problems, the present invention provides a kind of clinch cylindricalo grinding method of turbine casing sealing ring,
Include:
Turbine casing sealing ring is embedded in installation set；
The clinch of the turbine casing sealing ring is positioned to radial grinding section, and positions the turbine casing sealing ring
Remaining part to the inside of the radial grinding section；
The turbine casing sealing ring is positioned from axial compression, exits the installation set；
It is ground the clinch.
Optionally, the remaining part of the turbine casing sealing ring is positioned to the inside of the radial grinding section, comprising:
Filler is filled between the remaining part and the installation set, the remaining part is made to be located in the radial grinding section
Inside.
Optionally, the remaining part of the turbine casing sealing ring is positioned to the inside of the radial grinding section, comprising:
The restriction inner surface of the installation set is located on the inside of the radial grinding section, and the restriction inner surface is used for institute
The remaining part positioning for stating turbine casing sealing ring positions the remaining part of the turbine casing sealing ring to the diameter using the installation set
To the inside of grinding section.
Optionally, turbine casing sealing ring is embedded in installation set, comprising:
Multiple turbine casing sealing rings are embedded in the installation set in groups.
Optionally, multiple turbine casing sealing rings are embedded in the installation set in groups, comprising:
8 to 10 turbine casing sealing rings are embedded in the installation set in groups.
Optionally, the clinch of the turbine casing sealing ring is positioned to radial grinding section, comprising: positions the overlap joint
Gap between the outer in portion and the interior edge of the installation set is not more than 0.05 millimeter.
In a clinch cylindricalo grinding method about turbine casing sealing ring, comprising: by turbine casing sealing ring
Embedded in installation set；The clinch of turbine casing sealing ring is positioned to radial grinding section, and positions the remaining of turbine casing sealing ring
Portion to the inside of radial grinding section；Turbine casing sealing ring is positioned from axial compression, exits installation set；It is ground clinch.It is logical
Above method is crossed, is carried out in grinding process to the clinch being located in radial grinding section, more than turbine casing sealing ring
Portion is located at the inside of radial grinding section, therefore carries out in grinding process along border to turbine casing sealing ring, only each
Grinding is realized for clinch in circle rotation process, and the remaining part of turbine casing sealing ring is not ground, is existed as a result,
After the completion of grinding, the clinch of turbine casing sealing ring realizes Grinding Size requirement, and turbine casing sealing ring is remaining
Effectively grinding is not implemented in portion, and in the case where turbine casing sealing ring is in free state, the remaining part of turbine casing sealing ring can be carried out down
The processing of one wheel, in the method that present embodiment provides, by the remaining part of the grinding of clinch and turbine casing sealing ring
Grinding mutually separates, this, which to avoid, leads to the clinch matched because of the grinding of the remaining part of turbine casing sealing ring
The case where overall dimension is overproof, in turn results in waste product, meanwhile, radial grinding area is located in for the remaining part of turbine casing sealing ring
Operation within section is inevitable more convenient compared to the operation for be accurately located at radial grinding section to remaining part.Pass through as a result,
Application of the invention will substantially reduce turbine casing sealing ring because of rejection rate caused by cylindricalo grinding, while also be remarkably improved and taking
The easy making process and efficiency of socket part.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the method flow diagram of the embodiment of the present invention one；
Fig. 2 is the first schematic diagram of structure of the invention；
Fig. 3 is the second schematic diagram of structure of the invention；
Wherein, in Fig. 2 and Fig. 3: turbine casing sealing ring -1, clinch -11, remaining part -12, installation set -2, grinder
Plug -3.
Specific embodiment
Core of the invention is to provide a kind of clinch cylindricalo grinding method of turbine casing sealing ring, through the invention
Using turbine casing sealing ring will be substantially reduced because of rejection rate caused by cylindricalo grinding, at the same be also remarkably improved clinch plus
Work convenience and efficiency.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 3 is please referred to, Fig. 1 is the method flow diagram of the embodiment of the present invention one；Fig. 2 is that structure of the invention first is shown
It is intended to；Fig. 3 is the second schematic diagram of structure of the invention.
Embodiment one,
For the clinch cylindricalo grinding method of turbine casing sealing ring, include: in the present embodiment
S101, turbine casing sealing ring 1 is embedded in installation set 2.Installation set 2 is can be in radial direction to turbine casing sealing ring
1 carries out the device of nested positioning, turbine casing sealing ring 1 is embedded in installation set 2, then the radial dimension of turbine casing sealing ring 1
It is limited.
S102, the clinch 11 of turbine casing sealing ring 1 is positioned to radial grinding section, and position turbine casing sealing ring
1 remaining part 12 is to the inside of radial grinding section.So-called radial grinding section, refers in this grinding process, corresponding tool
It can realize that the circumferential sectors of grinding, circumferential sectors are close in turbine casing there are a circular boundary to turbine casing sealing ring 1
Part in 1 overall construction of seal ring, other than this circular boundary, that is, the part in radial grinding section will be by tool
Realize grinding, and the part being located on the inside of radial grinding section will be in contact with tool, be avoided being ground, be passed through as a result,
Clinch 11 is located in radial grinding section by location and installation, and the remaining part 12 for positioning turbine casing sealing ring 1 is set to radial
It being ground on the inside of section, this just can be realized in grinding process, the not ground processing of the remaining part 12 of turbine casing sealing ring 1,
Remaining part 12 mentioned here refers to that turbine casing sealing ring 1 removes the portion other than region shared by clinch 11 within the scope of border
Point, certainly, remaining part 12 includes the part of the superficies of the turbine casing sealing ring 1 of each location point.
S103, turbine casing sealing ring 1 is positioned from axial compression, exits installation set 2.As a result, being positioned, Wu Fayi
The border radial direction outer of dynamic turbine casing sealing ring 1 is exposed, this includes clinch 11 and the installation of turbine casing sealing ring 1
Portion 12.It should be noted that being referred to as grinder core from the commonly used positioning tool of axial compression positioning turbine casing sealing ring 1
Stick 3.
S104, grinding clinch 11.
By the application of above method, in this Grinding Process, it can be realized only clinch 11 and be ground, and whirlpool
The remaining part 12 for taking turns casing sealing ring 1 is not processed the state of grinding.Since turbine casing sealing ring 1 is an opening part, together
When, the opening both ends of turbine casing sealing ring 1 need to carry out overlap joint cooperation in finished product application, in this overlap joint fit structure, one
Aspect needs to guarantee the outer diameter under assembled state, on the other hand also need to guarantee both ends overlapped depth d, this depth d be
Fitting distance in annular, peripheral, and the accuracy of this search speed d is needed with the complement outside diameter of 1 border of turbine casing sealing ring
Based on size, in the state that in border, outer diameter is processed overproof, because border each position all needs to match with other structures, this
It will lead to the overproof of search speed d size, therefore, in the present embodiment, by carrying out grinding process in the outer diameter to clinch 11
In avoid grinding to border remaining part 12, a possibility that overproof is ground so as to avoid border remaining part 12, as a result, in this mill
During cutting, assembly convenience and working efficiency are improved, while also reducing rejection rate caused by due to being ground integral outer ring.
In example 1, for positioning the remaining part 12 of the turbine casing sealing ring 1 to the radial grinding section
Inside can be specifically set to fill in filler between remaining part 12 and installation set 2, remaining part 12 made to be located in radial grinding section
Inside.In this method specifically limited, when just completely corresponding to radial grinding section along profile in installation set 2, then will
For turbine casing sealing ring 1 in the structure of installation set 2, the remaining part 12 of turbine casing sealing ring 1 is also at radial grinding section,
And filling in by filler, so that filler is located between the interior edge of installation set 2 and the outer edge of turbine casing sealing ring 1,
And filler is filled in position corresponding with remaining part 12 and is occupied as a result, on the basis of the interior edge of installation set 2 by filler
Radial space squeezes the remaining part 12 of turbine casing sealing ring 1 radially inward, extruding to the inside of radial grinding section, such as
This just realizes the remaining part 12 of positioning turbine casing sealing ring 1 to the inside of radial grinding section.Note that fill in filler can
By by filling in a manner of clearance gauge or sticking cloth etc., without accurately stringent to the sizing of remaining part, this is to compare for these operations
In for each position of remaining part 12 is all accurately adjusted and is positioned, therefore, the convenience of operation and high-efficient.
It, can be with for positioning the remaining part of turbine casing sealing ring to the inside of radial grinding section in another method
Different settings is carried out, specific installation set is specially applied, if the restriction inner surface of installation set is located in radial grinding section
Side limits inner surface and is used to position the remaining part of turbine casing sealing ring.Turbine casing sealing ring is being embedded in installation set as a result,
While, the remaining part of turbine casing sealing ring is contacted with the restriction contacted inner surfaces of installation set, then is defined inner surface limit naturally
Position is utilized the installation set that structure is correspondingly arranged and easily realizes and determine in the inside of radial grinding section, this method
The remaining part of position turbine casing sealing ring is to the inside of radial grinding section.It note that installation set for turbine casing sealing ring
Positioning is that border limits, and is to refer in particular to seal in installation set with turbine casing for limiting the name of inner surface in the present embodiment
The part that the remaining part of ring is in contact is then the limit for clinch for the part in installation set other than limiting inner surface
Fixed, certainly, the locator qualification for clinch is can be located in clinch among the radial grinding section of pre- grinding.
For the turbine casing sealing ring 1 in insertion installation set 2, since the specification of each turbine casing sealing ring 1 is identical,
And the size being ground needed for the clinch 11 of required processing grinding is also consistent, therefore, can simultaneously seal multiple turbine casings
Ring 1 is embedded in installation set in groups, so as to improve production efficiency.It among these, is 8 to 10 than more preferably quantity.
It, can for positioning the clinch 11 of turbine casing sealing ring 1 to radial grinding section in the various embodiments described above
To be specifically set as, the gap positioned between the outer of clinch 11 and the interior edge of installation set 2 is not more than 0.05 millimeter, with this energy
Enough realize the requirement of grinding accuracy.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of clinch cylindricalo grinding method of turbine casing sealing ring characterized by comprising
Turbine casing sealing ring is embedded in installation set；
The clinch of the turbine casing sealing ring is positioned to radial grinding section, and positions the remaining of the turbine casing sealing ring
Portion to the inside of the radial grinding section；
The turbine casing sealing ring is positioned from axial compression, exits the installation set；
It is ground the clinch.
2. the clinch cylindricalo grinding method of turbine casing sealing ring as described in claim 1, which is characterized in that described in positioning
The remaining part of turbine casing sealing ring is to the inside of the radial grinding section, comprising:
Filler is filled between the remaining part and the installation set, the remaining part is made to be located in the interior of the radial grinding section
Side.
3. the clinch cylindricalo grinding method of turbine casing sealing ring as described in claim 1, which is characterized in that described in positioning
The remaining part of turbine casing sealing ring is to the inside of the radial grinding section, comprising:
The restriction inner surface of the installation set is located on the inside of the radial grinding section, and the restriction inner surface is used for the whirlpool
The remaining part positioning for taking turns casing sealing ring is ground using remaining part to the radial direction that the installation set positions the turbine casing sealing ring
Cut the inside of section.
4. the clinch cylindricalo grinding method of turbine casing sealing ring as described in claim 1, which is characterized in that by turbine
Casket sealing ring is embedded in installation set, comprising:
Multiple turbine casing sealing rings are embedded in the installation set in groups.
5. the clinch cylindricalo grinding method of turbine casing sealing ring as claimed in claim 4, which is characterized in that by multiple institutes
It states turbine casing sealing ring and is embedded in the installation set in groups, comprising:
8 to 10 turbine casing sealing rings are embedded in the installation set in groups.
6. such as the clinch cylindricalo grinding method of turbine casing sealing ring described in any one of claim 1 to 5, feature exists
In positioning the clinch of the turbine casing sealing ring to radial grinding section, comprising: position outer and the institute of the clinch
The gap between the interior edge of installation set is stated no more than 0.05 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610507638.3A CN107088796B (en) | 2016-06-30 | 2016-06-30 | A kind of clinch cylindricalo grinding method of turbine casing sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610507638.3A CN107088796B (en) | 2016-06-30 | 2016-06-30 | A kind of clinch cylindricalo grinding method of turbine casing sealing ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107088796A CN107088796A (en) | 2017-08-25 |
| CN107088796B true CN107088796B (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610507638.3A Active CN107088796B (en) | 2016-06-30 | 2016-06-30 | A kind of clinch cylindricalo grinding method of turbine casing sealing ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116160358A (en) * | 2022-12-07 | 2023-05-26 | 中国航发动力股份有限公司 | Sealing piston ring grinding fixture and grinding method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2431777A (en) * | 1945-10-23 | 1947-12-02 | Edgar A Smith | Ring joint grinding mechanism |
| DE102012005241B4 (en) * | 2012-03-14 | 2014-03-13 | Federal-Mogul Burscheid Gmbh | Method of working the impact of an open piston ring |
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Address after: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province Patentee after: Hunan Nanfang General Aviation Engine Co., Ltd. Address before: 412000 No. 2 Airway Road, Lusong District, Zhuzhou City, Hunan Province Patentee before: AVIC HUNAN GENERAL AVIATION ENGINE CO., LTD. |
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