CN105215622A - A kind of repair method of compressor stator blade die cutting die - Google Patents
A kind of repair method of compressor stator blade die cutting die Download PDFInfo
- Publication number
- CN105215622A CN105215622A CN201510665253.5A CN201510665253A CN105215622A CN 105215622 A CN105215622 A CN 105215622A CN 201510665253 A CN201510665253 A CN 201510665253A CN 105215622 A CN105215622 A CN 105215622A
- Authority
- CN
- China
- Prior art keywords
- jacking block
- die
- head end
- end district
- compressor stator
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
- B23P6/04—Repairing fractures or cracked metal parts or products, e.g. castings
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
Abstract
A repair method for compressor stator blade die cutting die, it comprises the steps, first, polishes until evenly to the colored spots on described jacking block; Then, the mesozone of described jacking block is polished off 0-0.3mm, and ensure described mesozone respectively with described head end district and described tail end district rounding off, finally, the head end district uniform grinding of described jacking block is removed 0.1mm, and ensures the rounding off of described head end district and described mesozone.So far the repairing to described jacking block is completed.The repair method of a kind of compressor stator blade die cutting die provided by the present invention, solve the die-cut bead defective that blade easily causes because of its design feature, the die-cut quality of blade is guaranteed, simultaneously, this repair method has made die cutting die for punching process character well, ensure that the stability of leaf product quality.
Description
Technical field
The present invention relates to mechanical field, particularly the profile repair method of die cutting die, relate in particular to a kind of repair method of compressor stator blade die cutting die.
Background technology
Fig. 1 is a kind of structural representation of compressor stator blade, shown in Figure 1, described compressor stator blade 1 has thicker 11, the thinner tail end of the head end with arc, 12, blade root 13 and a blade tip end 14, the thinnest part of described tail end 12 is only 0.15mm, and described blade root 13 is provided with two breach 131.Described compressor stator blade 1 adopts die-cut mode to carry out processing and manufacturing.Fig. 2 is the structural representation of the existing die cutting die for the manufacture of the compressor stator blade shown in Fig. 1, shown in Figure 2, described die cutting die 2 comprises a base plate 21, be arranged on the die 22 on described base plate 21, the punch 23 that pump corresponding to described die 22, described die 22 is provided with die-cut die cavity 221, the jacking block 24 that can slide up and down is provided with in described die-cut die cavity 221, when die-cut, material extrudes by described punch 23 in described die-cut die cavity 221, the surrounding of described die-cut die cavity 221 is cut material, described punch 23 and described jacking block 24 carry out extruded to the material after cutting further, after punching and shaping completes, described jacking block 24 can eject the finished product processed described die-cut die cavity 221.
Because the profile of described compressor stator blade 1 is complicated, became uneven is even, therefore when deviation appears in the profile of described jacking block 24, can not well support material in blanking process, that is to say and can not well fit to material, thus when being easy to cause die-cut, material because of unbalance stress, and causes the edge of the described tail end 12 of product to occur crimping.
When there is crimping in the edge of described tail end 12, existing conventional solution first gets the described compressor stator blade 1 making finished product to carry out painted, then be placed in described die cutting die 2 and repeat blanking process, to carry out painted to described jacking block 24, so just can the colored spots on described jacking block 24 be polished, till uniform coloring.Repair through said method, crimping situation can necessarily be alleviated, but because the profile up and down of described compressor stator blade 1 exists certain distortion, therefore time die-cut, stress is complicated, described jacking block 24 can not realize well supporting to material after such repairing, therefore, above-mentioned traditional stains reconditioning cannot thoroughly solve feathered edges curling problems.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of repair method of compressor stator blade die cutting die, to reduce or to avoid problem noted earlier.
For solving the problems of the technologies described above, the invention provides a kind of repair method of compressor stator blade die cutting die, its profile for the jacking block to die cutting die places under repair, described compressor stator blade has the head end of an arc, tail end, blade root and a blade tip end being provided with two breach, it comprises the steps
Steps A, the described compressor stator blade getting Manufactured qualified finished product carries out painted, is then placed in described die cutting die and repeats blanking process, polishes afterwards to the colored spots on described jacking block, repeats this step till described jacking block uniform coloring;
Step B, corresponding for the profile of described jacking block described compressor stator blade is divided into head end district, mesozone, tail end district, butt and tip, the region of distance included by the 1/6-1/8 of described tip length that the scope in described head end district inwardly moves in parallel in described most advanced and sophisticated side for sideline, described head end district, the region of distance included by the 1/5-1/8 of described tip length that the scope in described tail end district inwardly moves in parallel in described most advanced and sophisticated side for sideline, described tail end district; The described mesozone of the described jacking block of steps A being polished polishes off 0-0.3mm, and ensure described mesozone respectively with described head end district and described tail end district rounding off,
Step C, removes 0.1mm by the described head end district uniform grinding of the described jacking block of step B, and ensures the rounding off of described head end district and described mesozone.So far the repairing to described jacking block is completed.
The repair method of a kind of compressor stator blade die cutting die provided by the present invention, solve the die-cut bead defective that blade easily causes because of its design feature, the die-cut quality of blade is guaranteed, simultaneously, this repair method has made die cutting die for punching process character well, ensure that the stability of leaf product quality.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate invention and explain, does not limit scope of invention.Wherein,
Fig. 1 is a kind of structural representation of compressor stator blade;
Fig. 2 is the structural representation of the existing die cutting die for the manufacture of the compressor stator blade shown in Fig. 1;
Fig. 3 is the principle schematic of the repair method of a kind of compressor stator blade die cutting die according to a specific embodiment of the present invention;
Fig. 4 is the plan structure schematic diagram of the jacking block of Fig. 3.
Detailed description of the invention
In order to the technical characteristic to invention, object and effect have understanding clearly, now contrast the detailed description of the invention that accompanying drawing illustrates invention.Wherein, identical parts adopt identical label.
Fig. 1 is a kind of structural representation of compressor stator blade; Fig. 3 is the principle schematic of the repair method of a kind of compressor stator blade die cutting die according to a specific embodiment of the present invention; Fig. 4 is the plan structure schematic diagram of the jacking block of Fig. 3.Shown in Fig. 1,3-4, the present invention proposes a kind of repair method of compressor stator blade die cutting die, its profile for the jacking block 24 to die cutting die 2 places under repair, described compressor stator blade 1 has blade root 13 and the blade tip end 14 that thicker 11, the thinner tail end of the head end with arc 12, is provided with two breach 131, the thinnest part of described tail end 12 is only 0.15mm, it comprises the steps
Steps A, the described compressor stator blade 1 getting Manufactured qualified finished product carries out painted, then be placed in described die cutting die 2 and repeat blanking process, afterwards the colored spots on described jacking block 24 is polished, repeat this step till described jacking block 24 uniform coloring;
As stated in the Background Art, when described die cutting die 2 described jacking block 24 in use due to wearing and tearing or collsion damage cause change for shaping profile time, just easily jacking block 24 described in blanking process can not well be supported to material, namely can not well and material fit, thus when being easy to cause die-cut, material because of unbalance stress, and causes the edge of the described tail end 12 of product to occur crimping.
At this moment, first need according to the conventional method described in background technology, polished by the colored spots (that is to say the protuberance of described jacking block 24) of painted mode to described jacking block 24, until described jacking block 24 uniform coloring (that is to say that the profile showing described jacking block 24 can be fitted better with the described compressor stator blade 1 of Manufactured qualified finished product).
Step B, corresponding for the profile of described jacking block 24 described compressor stator blade 1 is divided into head end district 241, mesozone 242, tail end district 243, butt 244 and most advanced and sophisticated 245, the region of distance d1 included by the 1/6-1/8 of described most advanced and sophisticated 245 length d that the scope in described head end district 241 inwardly moves in parallel in described most advanced and sophisticated 245 sides for sideline, described head end district 241, can guarantee that described head end district 241 comprises the whole borderline region of the arc of described head end 11 like this, the region of distance d2 included by the 1/5-1/8 of described most advanced and sophisticated 245 length d that the scope in described tail end district 243 inwardly moves in parallel in described most advanced and sophisticated 245 sides for sideline, described tail end district 243, can guarantee that the thin-wall regions (thickness is within 3mm) of described tail end 12 is all included by described tail end district 243 like this.
On the basis of the described jacking block 24 of polishing in steps A, described mesozone 242 is polished off 0-0.3mm, and ensure described mesozone 242 respectively with described head end district 241 and described tail end district 243 rounding off, can guarantee in blanking process like this, described head end district 241 first contacts with material with described tail end district 243, thus ensures that the laminating in described head end district 241 and described tail end district 243 is tight.
Step C, removes 0.1mm by described head end district 241 uniform grinding of the described jacking block 24 of step B, and ensures the rounding off of described head end district 241 and described mesozone 242.So far the repairing to described jacking block 24 is completed.Described head end district 241 is continued polishing and remove 0.1mm, can guarantee in blanking process, described tail end district 243 first forms support, namely tail end 12 described in an edge forming the weakest is first cut off to material, if avoid material thickness edge to participate in die-cut simultaneously, because edge thickness is different when die-cut, cause the uneven featheredge crimping caused of flush shear force.So just can guarantee that described tail end 12 does not produce crimping.
The repair method of a kind of compressor stator blade die cutting die provided by the present invention, solve the die-cut bead defective that blade easily causes because of its design feature, the die-cut quality of blade is guaranteed, simultaneously, this repair method has made die cutting die for punching process character well, ensure that the stability of leaf product quality.
Although it will be appreciated by those skilled in the art that invention is what to be described according to the mode of multiple embodiment, not each embodiment only comprises an independently technical scheme.So describe in description be only used to clear for the purpose of; description should integrally be understood by those skilled in the art, and regards technical scheme involved in each embodiment as the mode that mutually can be combined into different embodiment to understand the protection domain of invention.
The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present invention and principle, amendment and combination, all should belong to the scope of protection of the invention.
Claims (1)
1. the repair method of a compressor stator blade die cutting die, its profile for the described jacking block to die cutting die places under repair, and described compressor stator blade has the head end of an arc, tail end, blade root and a blade tip end being provided with two breach.It comprises the steps,
Steps A, the described compressor stator blade getting Manufactured qualified finished product carries out painted, is then placed in described die cutting die and repeats blanking process, polishes afterwards to the colored spots on described jacking block, repeats this step till described jacking block uniform coloring.
Step B, corresponding for the profile of described jacking block described compressor stator blade is divided into head end district, mesozone, tail end district, butt and tip, the region of distance included by the 1/6-1/8 of described tip length that the scope in described head end district inwardly moves in parallel in described most advanced and sophisticated side for sideline, described head end district, the region of distance included by the 1/5-1/8 of described tip length that the scope in described tail end district inwardly moves in parallel in described most advanced and sophisticated side for sideline, described tail end district; The described mesozone of the described jacking block of steps A being polished polishes off 0-0.3mm, and ensure described mesozone respectively with described head end district and described tail end district rounding off,
Step C, removes 0.1mm by the described head end district uniform grinding of the described jacking block of step B, and ensures the rounding off of described head end district and described mesozone.So far the repairing to described jacking block is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665253.5A CN105215622B (en) | 2015-10-13 | 2015-10-13 | A kind of repair method of compressor stator blade die cutting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665253.5A CN105215622B (en) | 2015-10-13 | 2015-10-13 | A kind of repair method of compressor stator blade die cutting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105215622A true CN105215622A (en) | 2016-01-06 |
| CN105215622B CN105215622B (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510665253.5A Active CN105215622B (en) | 2015-10-13 | 2015-10-13 | A kind of repair method of compressor stator blade die cutting die |
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| CN (1) | CN105215622B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB954789A (en) * | 1962-05-23 | 1964-04-08 | Hans Joachim Fuchs | Method of making a hollow turbine blade |
| JPH033497U (en) * | 1989-05-29 | 1991-01-14 | ||
| CN1234326A (en) * | 1998-04-08 | 1999-11-10 | 松下电器产业株式会社 | Mould for forming bow products of resin and producing method therefor |
| EP1614487A1 (en) * | 2004-07-09 | 2006-01-11 | Snecma | Process of geometric construction of a flash for forging a workpiece of complex shape |
| CN103629152A (en) * | 2012-08-21 | 2014-03-12 | 中航商用航空发动机有限责任公司 | Compressor and thickening and arranging method of blade system of compressor |
| CN203599346U (en) * | 2013-11-13 | 2014-05-21 | 重庆平伟汽车模具股份有限公司 | Blanking die capable of adjusting blanking clearance |
| CN104668331A (en) * | 2014-12-29 | 2015-06-03 | 东莞市鸿宝锂电科技有限公司 | Lithium battery electrode piece cutting and forming machine and cutting trimming device thereof |
| CN204628095U (en) * | 2015-02-12 | 2015-09-09 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | A kind of compressor stator blade |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3003497U (en) * | 1994-04-25 | 1994-10-18 | 東京ハイテック株式会社 | Press mold |
-
2015
- 2015-10-13 CN CN201510665253.5A patent/CN105215622B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB954789A (en) * | 1962-05-23 | 1964-04-08 | Hans Joachim Fuchs | Method of making a hollow turbine blade |
| JPH033497U (en) * | 1989-05-29 | 1991-01-14 | ||
| CN1234326A (en) * | 1998-04-08 | 1999-11-10 | 松下电器产业株式会社 | Mould for forming bow products of resin and producing method therefor |
| EP1614487A1 (en) * | 2004-07-09 | 2006-01-11 | Snecma | Process of geometric construction of a flash for forging a workpiece of complex shape |
| CN103629152A (en) * | 2012-08-21 | 2014-03-12 | 中航商用航空发动机有限责任公司 | Compressor and thickening and arranging method of blade system of compressor |
| CN203599346U (en) * | 2013-11-13 | 2014-05-21 | 重庆平伟汽车模具股份有限公司 | Blanking die capable of adjusting blanking clearance |
| CN104668331A (en) * | 2014-12-29 | 2015-06-03 | 东莞市鸿宝锂电科技有限公司 | Lithium battery electrode piece cutting and forming machine and cutting trimming device thereof |
| CN204628095U (en) * | 2015-02-12 | 2015-09-09 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | A kind of compressor stator blade |
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| CN105215622B (en) | 2017-06-13 |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |
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