CN113600410A - Glue pouring positioning method for blade ring part - Google Patents
Glue pouring positioning method for blade ring part Download PDFInfo
- Publication number
- CN113600410A CN113600410A CN202110959057.4A CN202110959057A CN113600410A CN 113600410 A CN113600410 A CN 113600410A CN 202110959057 A CN202110959057 A CN 202110959057A CN 113600410 A CN113600410 A CN 113600410A
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- China
- Prior art keywords
- glue
- outer ring
- ring
- glue pouring
- positioning method
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- 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
- 239000003292 glue Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 22
- 210000004907 gland Anatomy 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010009 beating Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
Abstract
A glue pouring positioning method for a blade ring part belongs to the technical field of blade ring parts. The glue pouring positioning method of the blade ring part comprises the following steps: s1, lathing the outer ring of the part, and lathing the large end face and the outer ring spigot of the outer ring; s2, positioning the part through a glue filling fixture, installing the part on the glue filling fixture, matching an outer ring seam allowance of the part with a seam allowance I of the glue filling fixture, matching an inner ring seam allowance of the part with a seam allowance II of the glue filling fixture, and fixing the part; and S3, pouring rubber between the inner ring of the part and the rubber enclosing plate of the rubber filling clamp. According to the glue pouring positioning method for the blade ring part, the part reference is reasonably processed, and the special glue pouring fixture is utilized, so that the part is quickly and precisely glue-poured and positioned, and the first-time qualified rate of glue pouring is improved.
Description
Technical Field
The invention relates to the technical field of blade ring parts, in particular to a glue pouring positioning method of a blade ring part.
Background
The modern turbofan aircraft engine is more and more used blade ring type structure parts, and the structure of outer ring welding blades and metal plate inner rings is adopted on the low-temperature stator part, so that the part weight can be greatly reduced, and the engine performance can be improved. The part has serious deformation due to the variable welding seam quantity of the blade; the panel beating inner ring is connected through filling rubber, and because of the panel beating shaping precision is relatively poor, positioning accuracy is difficult to guarantee in the manufacturing process, hardly satisfies the design drawing requirement, adds the very long clamping alignment time of man-hour needs to the frequent needs rework relocation encapsulating, can't satisfy the development production demand. Therefore, a method for fast and accurate positioning meeting the requirements of development and mass production is urgently needed to be researched.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a glue filling positioning method for a blade ring part, which realizes quick and precise glue filling positioning of the part by reasonably processing a part reference and utilizing a special glue filling fixture and improves the first-time qualified rate of glue filling.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a glue pouring positioning method for a blade ring part comprises the following steps:
s1, turning a part outer ring:
lathing the large end surface of the outer ring and the spigot of the outer ring;
s2, positioning the part through a glue filling clamp:
mounting a part on a glue filling fixture, matching an outer ring seam allowance of the part with a seam allowance I of the glue filling fixture, matching an inner ring seam allowance of the part with a seam allowance II of the glue filling fixture, and fixing the part;
and S3, pouring rubber between the inner ring of the part and the rubber enclosing plate of the rubber filling clamp.
Further, the encapsulating anchor clamps include from the base that supreme set gradually down, bearing seat subassembly and gland, the top of base just is located the inboard of bearing seat subassembly has set gradually from outer to interior tang one with the rubber bounding wall, the top of rubber bounding wall is provided with tang two.
Furthermore, a press hook component is further arranged on the base and connected with the base through screws.
Preferably, the bearing seat assembly is connected with the gland through a stud and a hexagonal nut with a shoulder, and a gasket is arranged between the hexagonal nut with the shoulder and the gland; the supporting seat assembly is connected with the base through a hexagon head bolt.
Preferably, the base and the rubber enclosing plate are fixedly connected through an inner hexagonal socket head cap screw.
Further, in step S2, the specific manner of fixing the parts is as follows:
screwing down the press hook assembly to fix the outer ring of the part with the base; and pressing the gland on the top of the inner ring of the part and fixing.
Furthermore, the planeness of the large end face of the outer ring is less than 0.1mm, and the roundness of the spigot of the outer ring is less than 0.2 mm.
The invention has the beneficial effects that:
the method solves the problems of poor positioning precision and high glue pouring rework probability in the manufacturing process of the welded blade and metal plate inner ring structure blade ring parts, realizes the quick high-precision positioning of the inner ring and the outer ring of the parts, shortens the clamping and aligning time of the processing after glue pouring, and avoids rework caused by the size over-tolerance after glue pouring, thereby shortening the manufacturing period of the parts and effectively improving the processing and manufacturing quality of the parts.
Additional features and advantages of the invention will be set forth in part in the detailed description which follows.
Drawings
FIG. 1 is a flow chart of a glue pouring positioning method for a blade ring part according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a part after machining the outer ring of the part according to an embodiment of the invention;
FIG. 3 is a schematic perspective view of a glue filling fixture according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a glue filling fixture provided by an embodiment of the invention;
FIG. 5 is a schematic perspective view, partially in section, of a glue filling jig according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a glue filling fixture for positioning a part according to an embodiment of the present invention;
FIG. 7 is a schematic view of a cutting jig for positioning a part by using the glue filling jig according to the embodiment of the present invention;
FIG. 8 is a schematic view, partially in section, of a glue-pouring fixture according to an embodiment of the present invention for positioning a part;
FIG. 9 is a schematic cross-sectional view of a completed blade ring part after glue pouring according to an embodiment of the present invention.
Reference numerals in the drawings of the specification include:
1-base, 2-bearing seat component, 3-gland, 4-rubber coaming, 5-inner hexagon socket cap screw, 6-hexagon head bolt, 7-press hook component, 8-stud, 9-washer, 10-hexagon nut with shoulder, 11-spigot II, 12-spigot I, 13-outer ring spigot, 14-outer ring large end face, 15-inner ring spigot, 16-part inner ring and 17-part outer ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In order to solve the problems in the prior art, as shown in fig. 1 to 9, the invention provides a glue pouring positioning method for a blade ring part, which comprises the following steps:
s1, turning the part outer ring 17:
lathing an outer ring large end surface 14 and an outer ring spigot 13;
s2, positioning the part through a glue filling clamp:
install the part on the encapsulating anchor clamps, the outer loop tang 13 of part cooperates with one 12 of tang of encapsulating anchor clamps, and the inner loop tang 15 of part cooperates with two 11 of tang of encapsulating anchor clamps to fix the part, carry out the concrete mode of fixing to the part and be: screwing down the press hook assembly 7 to fix the part outer ring 17 with the base 1; pressing the gland 3 on the top of the part inner ring 16 and fixing;
and S3, pouring rubber between the part inner ring 16 and the rubber enclosing plate 4 of the glue pouring clamp.
In the invention, as shown in fig. 2, the size of the outer ring spigot 13 (the size is two in fig. 2) of the part and the height size from the outer ring large end surface 14 to the blade (the size is one in fig. 2) are qualified through turning, the flatness of the outer ring large end surface 14 is smaller than 0.1mm, the roundness of the outer ring spigot 13 is smaller than 0.2mm, the outer ring spigot 13 is used for positioning, and the position of the blade ring part to be subjected to glue pouring is matched with the spigot reference of the glue pouring clamp through the glue pouring clamp. Specifically, as shown in fig. 3 to 8, before positioning, the hexagonal nut 10 with a shoulder on the fixture is unscrewed; then the gland 3 and the gasket 9 are taken down together, and the parts qualified by lathing are arranged on the glue filling clamp, wherein the size of a spigot 13 of the outer ring (the size is two in figure 2) is matched with the size of a spigot 12 of the glue filling clamp (shown in figure 4), and the diameter of an inner ring 16 of the part is matched with that of a spigot I12 of the glue filling clamp
(as shown in FIG. 9) and the second 11 size of the spigot of the glue filling fixture
(as shown in fig. 4) mating; finally, the pressing hook assembly 7 is screwed down, the outer ring 17 of the part is pressed and fixed, the gland 3 and the gasket 9 are installed back to the clamp, and the hexagonal nut 10 with the shoulder is screwed down for fixing. In this embodiment, the base 1 and the gland 3 are both annular structures.
As shown in fig. 3 to 8, the glue filling fixture comprises a base 1, a supporting seat assembly 2 and a gland 3 which are sequentially arranged from bottom to top, a spigot I12 and a rubber enclosing plate 4 are sequentially arranged above the base 1 and on the inner side of the supporting seat assembly 2 from outside to inside, and a spigot II 11 is arranged at the top of the rubber enclosing plate 4. The base 1 is also provided with a press hook component 7, and the press hook component 7 is connected with the base 1 through a screw. The supporting seat assembly 2 is connected with the gland 3 through a stud 8 and a hexagonal nut with a shoulder 10, and a gasket 9 is arranged between the hexagonal nut with the shoulder 10 and the gland 3; the supporting seat assembly 2 is connected with the base 1 through a hexagon head bolt 6. The base 1 and the rubber enclosing plate 4 are fixedly connected through an inner hexagonal socket head cap screw 5.
According to the invention, the glue filling fixture positions the part by using the first seam allowance 12 and the second seam allowance 11 and supports the whole part; the supporting seat assembly 2 is used for supporting the positioning gland 3; the gland 3 is used for positioning the part inner ring 16; the rubber enclosing plate 4 is used for shaping the inner profile of rubber during rubber filling; the combined pressing hook is used for pressing the part outer ring 17 to fix the part; the stud 8 is used for connecting the support seat assembly 2 and the hexagonal nut with the shoulder 10; the gasket 9 is used for pressing the gland 3 when the hexagonal nut with the shoulder 10 is screwed; a hexagonal, shouldered nut 10 is used to compress the gland 3.
As shown in fig. 9, the method of the present invention requires that the part outer ring 17 is lathed to form an accurate positioning reference, and then a set of glue filling fixture for accurate glue filling positioning is used to complete the positioning of the part inner ring 16 and glue filling. When the outer ring is machined, the size of a control point on a welding blade needs to be fully considered, and the size of the matched diameter after machining needs to meet the glue pouring positioning requirement; need dedicated encapsulating anchor clamps at the encapsulating process, encapsulating anchor clamps both need satisfy the part inside and outside ring difference in height and with inside and outside ring axiality requirement, also need satisfy the requirement of beating of inner ring suspension end, carry out the encapsulating solidification again after fixing a position through this anchor clamps, can guarantee the part quality after the encapsulating processing.
Application effects comparative example: the blade ring type structural part with the welded blades is used on a certain advanced turbofan engine, the inner ring of the metal plate is fixed by rubber, and the welding deformation is large, so that the molding precision of the inner ring of the metal plate is low, the glue pouring positioning precision of the part is low, the subsequent processing alignment is difficult, the average alignment time is 10 hours, the glue pouring reworking condition often occurs, the reworking rate is more than 90%, the average reworking time is 2 times, and the requirement on development and production cannot be met. The method can improve the glue pouring positioning precision of parts, the glue pouring positioning qualification rate is 100 percent, the subsequent processing alignment time is shortened, the average alignment time is shortened to 30 minutes, and the requirements of development and production and small-batch production are met.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. A glue pouring positioning method for a blade ring part is characterized by comprising the following steps:
s1, turning a part outer ring:
lathing the large end surface of the outer ring and the spigot of the outer ring;
s2, positioning the part through a glue filling clamp:
mounting a part on a glue filling fixture, matching an outer ring seam allowance of the part with a seam allowance I of the glue filling fixture, matching an inner ring seam allowance of the part with a seam allowance II of the glue filling fixture, and fixing the part;
and S3, pouring rubber between the inner ring of the part and the rubber enclosing plate of the rubber filling clamp.
2. The glue pouring positioning method for the blade ring part as claimed in claim 1, wherein the glue pouring fixture comprises a base, a bearing seat assembly and a gland which are sequentially arranged from bottom to top, the first spigot and the rubber enclosing plate are sequentially arranged above the base and on the inner side of the bearing seat assembly from outside to inside, and the second spigot is arranged at the top of the rubber enclosing plate.
3. The glue pouring positioning method for the blade ring part as claimed in claim 2, wherein a press hook assembly is further arranged on the base, and the press hook assembly is connected with the base through a screw.
4. The glue pouring positioning method for the blade ring part as claimed in claim 2, wherein the bearing seat assembly is connected with the gland through a stud and a hexagonal nut with a shoulder, and a washer is arranged between the hexagonal nut with the shoulder and the gland; the supporting seat assembly is connected with the base through a hexagon head bolt.
5. The glue pouring positioning method for the blade ring part as claimed in claim 2, wherein the base and the rubber enclosing plate are fixedly connected through an inner hexagonal socket head cap screw.
6. The glue pouring positioning method for the blade ring part as claimed in claim 3, wherein in the step S2, the specific manner for fixing the part is as follows:
screwing down the press hook assembly to fix the outer ring of the part with the base; and pressing the gland on the top of the inner ring of the part and fixing.
7. The method for positioning the blade ring part in the glue pouring mode according to any one of claims 1 to 6, wherein the flatness of the large end face of the outer ring is less than 0.1mm, and the roundness of the spigot of the outer ring is less than 0.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959057.4A CN113600410A (en) | 2021-08-20 | 2021-08-20 | Glue pouring positioning method for blade ring part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959057.4A CN113600410A (en) | 2021-08-20 | 2021-08-20 | Glue pouring positioning method for blade ring part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113600410A true CN113600410A (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110959057.4A Pending CN113600410A (en) | 2021-08-20 | 2021-08-20 | Glue pouring positioning method for blade ring part |
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| Country | Link |
|---|---|
| CN (1) | CN113600410A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100071208A1 (en) * | 2008-09-23 | 2010-03-25 | Eric Durocher | Guide tool and method for assembling radially loaded vane assembly of gas turbine engine |
| CN102069109A (en) * | 2010-11-04 | 2011-05-25 | 西安航空动力股份有限公司 | Correction device and correction method for inner ring of engine crankcase |
| CN109531195A (en) * | 2018-11-19 | 2019-03-29 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan blade combination lathe machining device of simulation assembly |
| CN110756623A (en) * | 2019-10-30 | 2020-02-07 | 中国航发航空科技股份有限公司 | Annular thin-wall part shape correction tool and shape correction and glue filling method |
| CN112247474A (en) * | 2020-09-29 | 2021-01-22 | 中国航发动力股份有限公司 | Thin-wall annular assembly sizing device |
-
2021
- 2021-08-20 CN CN202110959057.4A patent/CN113600410A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100071208A1 (en) * | 2008-09-23 | 2010-03-25 | Eric Durocher | Guide tool and method for assembling radially loaded vane assembly of gas turbine engine |
| CN102069109A (en) * | 2010-11-04 | 2011-05-25 | 西安航空动力股份有限公司 | Correction device and correction method for inner ring of engine crankcase |
| CN109531195A (en) * | 2018-11-19 | 2019-03-29 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of fan blade combination lathe machining device of simulation assembly |
| CN110756623A (en) * | 2019-10-30 | 2020-02-07 | 中国航发航空科技股份有限公司 | Annular thin-wall part shape correction tool and shape correction and glue filling method |
| CN112247474A (en) * | 2020-09-29 | 2021-01-22 | 中国航发动力股份有限公司 | Thin-wall annular assembly sizing device |
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Application publication date: 20211105 |
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| RJ01 | Rejection of invention patent application after publication |