CN103350175A - Hammer forging forming method of high-temperature alloy GH4169 abnormal shape forge piece - Google Patents
Hammer forging forming method of high-temperature alloy GH4169 abnormal shape forge piece Download PDFInfo
- Publication number
- CN103350175A CN103350175A CN2013102928513A CN201310292851A CN103350175A CN 103350175 A CN103350175 A CN 103350175A CN 2013102928513 A CN2013102928513 A CN 2013102928513A CN 201310292851 A CN201310292851 A CN 201310292851A CN 103350175 A CN103350175 A CN 103350175A
- Authority
- CN
- China
- Prior art keywords
- forging
- hammer
- material section
- size
- car light
- 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
Images
Landscapes
- Forging (AREA)
Abstract
The invention discloses a hammer forging forming method of a high-temperature alloy GH4169 abnormal shape forge piece. The hammer forging forming method aims at carrying out the process analysis improvement on an existing forging device so as to solve the existing technical problems. According to the technical scheme, the hammer forging forming method includes the steps of after diffusion annealing is carried out on a phi 508mm steel ingot, adopting a high-speed forging machine and a precision forging machine to jointly carry out cogging, feeding a sizing material section after the cogging, placing the heated material section on a lower flat anvil (5), forging the material section into a step-shaped bar (2) in a certain standard, carrying out turning and hammer heating on the forged step-shaped bar (2), placing the step-shaped bar (2) into a mold (3), carrying out secondary mold forging, and turning the forged forge piece into the required size. The hammer forging forming method of the high-temperature alloy GH4169 abnormal shape forge piece has the advantages that the production of the abnormal shape forge piece is achieved by the forging flexibility, the process combining the primary hammer forging with the secondary mold forging is used, the problem that various parts of the forge piece are formed is solved, and meanwhile the combination of the two-time-forging process facilitates the accurate control over internal parts.
Description
Technical field
The invention belongs to forging method, be specifically related to a kind of hammering manufacturing process of high temperature alloy GH4169 formed forgings.Here indication formed forgings enlarged head is divided into cake, and diameter is Φ 180mm～Φ 200mm, thickness 60 mm～80mm, and little head part is that diameter is at Φ 35mm～Φ 50mm, the major axis of length＞260mm.
Background technology
Adopt existing large-scale forging equipment can't realize the one-pass finished die forging for high temperature alloy GH4169 formed forgings, adopt at present forging hammering, press to forge equal difficult one-shot forming; The forming method of alloy of the same race mostly is counter-blow hammer and forges, but adds the forging process for fuel method of super large dish without this kind slender axles, because coil the larger rare production of diskware of axial ratio.
Summary of the invention
The present invention discloses a kind of hammering manufacturing process that is applicable to high temperature alloy GH4169 formed forgings, and purpose is that carrying out industrial analysis for existing forging equipment improves, and provides new method for addressing the above problem.
For achieving the above object, the present invention adopt following technical proposals make diameter be Φ 180mm～Φ 200mm * 60mm～80mm+ Φ 35mm～Φ 50mm *＞the formed forgings ⑹ of 260mm:
The forging process step:
⑴ adopt fast forging machine+precise forging machine associating cogging after with the diffusion annealing of Φ 508mm steel ingot, lower after the cogging
Scale material section, material section specification: Φ 140mm～Φ 150mm * 600 mm～900mm;
⑵ material section heats at hammer section chamber-type heating furnace, control heating-up temperature, insulation;
⑶ the material section that will heat is placed on the lower flat anvil ⑸, flat anvil ⑴ hammering speed and hitting power in the control,
Forging material section sub-fraction, every fire forges drafts at 20mm～30mm, becomes certain specification stairstepping bar ⑵;
⑷ will forge good stairstepping bar ⑵ car light, be of a size of Φ 140mm * 230mm～320mm+ Φ 50mm～Φ 80mm * 260mm～320mm behind the car light; Carry out the heating of secondary hammer section;
⑸ shift to an earlier date 300 ℃～600 ℃ of preheatings with mould;
⑹ forging hammer adopts lower generous flat anvil ⑷, and mould ⑶ is placed on the lower generous flat anvil ⑷, and the stairstepping bar ⑵ that heats is put into mould ⑶, carries out the hammering die forging;
⑺ the timely demoulding of formed forgings ⑹ after with die forging is carried out air cooling, bulk storage;
⑻ the formed forgings ⑹ car light after will forge to require size Φ 180mm～Φ 200mm * 60 mm～80mm+ Φ 35mm～Φ 50mm *＞260mm.
New technology in the technical program is:
1. the material section is at first carried out the small diameter long axle at forging hammer and forge, solve its moulding problem;
2. mould reasonable in design carries out the finished product die forging, realizes final finished;
3. the complementation of secondary Forging Technology, the production that solves this formed forgings.
Beneficial effect of the present invention is: by the production of forging hammer flexibility realization formed forgings, adopt a hammering to add the secondary contour forging technique, solve forging each several part moulding problem, the accurate control of interior tissue is convenient in the combination of twice technique simultaneously.
Description of drawings
Describe the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the forging schematic diagram of the material section being carried out slender axles with upper and lower narrow tup anvil piece;
Fig. 2 carries out forging hammer die forging schematic diagram with the notch cuttype rod behind the car light;
Fig. 3 is the formed forgings schematic diagram after the forging hammer die forging.
Icon: upper flat anvil 1, stairstepping bar 2, mould 3, lower generous flat anvil 4, lower flat anvil 5, formed forgings 6.
The specific embodiment
The inventive method is only applicable to the production of this type of specification, shape forging.Other large-scale forging part specification, shape therewith forging are obviously different, mainly adopt large-scale forging equipment production, are not suitable for this technique.
Embodiment 1
Produce the specification of formed forgings 6: Φ 180mm * 60mm+ Φ 35mm * 265mm;
1. consumable ingot Φ 508mm is forged into the material section of Φ 150mm * 400 mm～900mm specification;
2. a die forging step is: as shown in Figure 1,
1) after material section heat tracing burns thoroughly, adopt forging hammer operation handlebar material Duan Shun to be placed under the forging hammer on the flat anvil 5;
2) use 1 pair of suitable material section that is placed on the lower flat anvil 5 of flat anvil and carry out hammering, every fire forges drafts at 25mm, and it is elongated that a blank part is forged, and is stairstepping bar 2;
3. the stairstepping bar 2 car light after will forging are of a size of Φ 140mm * 240mm+ Φ 60mm * 280mm behind the car light;
4. secondary die forging step is: as shown in Figure 2,
1) with 300 ℃～400 ℃ of mould 3 preheatings, checks die size;
5. mould is placed on the lower generous flat anvil 4;
6. behind stairstepping bar 2 heat tracings with car light, adopt forging hammer operation car material loading, ladder
Shape bar 2 is directly vertically put into mould 3;
7. utilize upper flat anvil hammering stairstepping bar 2; Hammering process control hitting power and hammer speed make it
Distortion is full of mould 3 as early as possible, as shown in Figure 3;
8. formed forgings 6 demouldings of the Φ 190mm after will forging * 70mm+ Φ 60mm * 280mm, air cooling.9. the forging car light after will forging is to requiring size Φ 180mm * 60mm+ Φ 35mm * 265mm.
Embodiment 2
Produce formed forgings 6 specifications: Φ 190mm * 80mm+ Φ 50mm * 300mm;
1. consumable ingot Φ 508mm is forged into the material section of Φ 150mm * 400 mm～900mm specification;
2. a die forging step is: as shown in Figure 1,
1) after material section heat tracing burns thoroughly, adopt forging hammer operation handlebar material Duan Shun to be placed under the forging hammer on the flat anvil 5;
2) use 1 pair of suitable material section that is placed on the lower flat anvil 5 of flat anvil and carry out hammering, every fire forges drafts at 20mm～30mm, and it is elongated that a blank part is forged, and is stairstepping bar 2;
3. the stairstepping bar 2 car light after will forging are of a size of Φ 140mm * 320mm+ Φ 80mm * 320mm behind the car light;
4. secondary die forging step is: as shown in Figure 2,
1) with 300 ℃～400 ℃ of mould 3 preheatings, checks die size;
5. mould is placed on the lower generous flat anvil 4;
6. behind stairstepping bar 2 heat tracings with car light, adopt forging hammer operation car material loading, ladder
Shape bar 2 is directly vertically put into mould 3;
7. utilize upper flat anvil hammering stairstepping bar 2; Hammering process control hitting power and hammer speed make it
Distortion is full of mould 3 as early as possible, as shown in Figure 3;
8. formed forgings 6 demouldings of the Φ 200mm after will forging * 90mm+ Φ 80mm * 320mm, air cooling;
9. the formed forgings 6 car light after will forging are to requiring size Φ 190mm * 80mm+ Φ 50mm * 300mm.
Subordinate list: gauge table 1
Table 1
Table 1(is continuous)
Claims (3)
1. the hammering manufacturing process of a high temperature alloy GH4169 formed forgings is characterized in that: described forging diameter be Φ 180mm～Φ 200mm * 60mm～80mm+ Φ 35mm～Φ 50mm *＞processing step of 260mm formed forgings:
To adopt fast forging machine+precise forging machine associating cogging after the diffusion annealing of Φ 508mm steel ingot, lower after the cogging
Scale material section, material section specification: Φ 140mm～Φ 150mm * 600 mm～900mm;
The material section heats at hammer section chamber-type heating furnace, control heating-up temperature, insulation;
The material section that heats is placed on the lower flat anvil ⑸, flat anvil ⑴ hammering speed and hitting power in the control,
Forging material section sub-fraction, every fire forges drafts at 20mm～30mm, becomes certain specification stairstepping bar ⑵;
⑷ will forge good stairstepping bar ⑵ car light, be of a size of Φ 140mm * 230mm～320mm+ Φ 50mm～Φ 80mm * 260mm～320mm behind the car light; Carry out the heating of secondary hammer section;
⑸ shift to an earlier date 300 ℃～600 ℃ of preheatings with mould;
⑹ forging hammer adopts lower generous flat anvil ⑷, and mould ⑶ is placed on the lower generous flat anvil ⑷, and the stairstepping bar ⑵ that heats is put into mould ⑶, carries out the hammering die forging;
⑺ the timely demoulding of formed forgings ⑹ after with die forging is carried out air cooling, bulk storage;
⑻ the formed forgings ⑹ car light after will forge to require size Φ 180mm～Φ 200mm * 60 mm～80mm+ Φ 35mm～Φ 50mm *＞260mm.
2. the hammering manufacturing process of described high temperature alloy GH4169 formed forgings according to claim 1 is characterized in that: the processing step of described forging Φ 180mm * 60mm+ Φ 35mm * 265mm formed forgings ⑹:
With consumable ingot Φ 508mm, be forged into the material section of Φ 150mm * 400 mm～900mm specification;
The every fire of a die forging forges drafts at 20mm～30mm;
With stairstepping bar ⑵ car light, be of a size of Φ 140mm * 240mm+ Φ 60mm * 280mm;
Formed forgings ⑹ after the secondary die forging is of a size of Φ 190mm * 70mm+ Φ 60mm * 280mm;
With formed forgings ⑹ car light, be of a size of Φ 180mm * 60mm+ Φ 35mm * 265mm.
3. the hammering manufacturing process of described high temperature alloy GH4169 formed forgings according to claim 1 is characterized in that: the processing step of described forging Φ 190mm * 80mm+ Φ 50mm * 300mm formed forgings ⑹:
With consumable ingot Φ 508mm, be forged into the material section of Φ 150mm * 400 mm～900mm specification;
The every fire of a die forging forges drafts at 25mm;
With stairstepping bar ⑵ car light, be of a size of Φ 140mm * 320mm+ Φ 80mm * 320mm;
Formed forgings ⑹ after the secondary die forging is of a size of Φ 200mm * 90mm+ Φ 80mm * 320mm;
With formed forgings ⑹ car light, be of a size of Φ 190mm * 80mm+ Φ 50mm * 300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310292851.3A CN103350175B (en) | 2013-07-12 | The hammering manufacturing process of GH4169 alloy formed forgings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310292851.3A CN103350175B (en) | 2013-07-12 | The hammering manufacturing process of GH4169 alloy formed forgings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103350175A true CN103350175A (en) | 2013-10-16 |
| CN103350175B CN103350175B (en) | 2016-11-30 |
Family
ID=
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826968A (en) * | 2015-05-07 | 2015-08-12 | 攀钢集团研究院有限公司 | GH4169 high-temperature alloy round rod finish forging method |
| CN104874712A (en) * | 2015-04-29 | 2015-09-02 | 中国航空工业集团公司北京航空材料研究院 | Grain refining efficient forging method of high-alloy ultrahigh-strength steel large-scale die-forged parts |
| CN106311942A (en) * | 2015-06-24 | 2017-01-11 | 宝钢特钢有限公司 | Forging method for producing N80A alloy by utilizing radial forging machine |
| CN108246947A (en) * | 2017-12-07 | 2018-07-06 | 陕西宏远航空锻造有限责任公司 | A kind of GH4169 alloy die forgings improve the forging method of flaw detection bottom damage |
| CN110935827A (en) * | 2019-12-02 | 2020-03-31 | 抚顺特殊钢股份有限公司 | Forging method of large-specification fine-grain austenitic gas valve steel SNCrW |
| CN115283598A (en) * | 2022-08-25 | 2022-11-04 | 上海电气上重铸锻有限公司 | Forging device and forging method for 316LN stainless steel super-thick trapezoidal section forging |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6471562A (en) * | 1987-09-09 | 1989-03-16 | Komatsu Mfg Co Ltd | Production of bucket tooth and the like by casting direct forging method |
| CN1654140A (en) * | 2005-03-04 | 2005-08-17 | 宝钢集团上海五钢有限公司 | Hot-forming and forging method for large-sized high-temperature alloy turbine disc |
| CN101020284A (en) * | 2007-03-05 | 2007-08-22 | 贵州安大航空锻造有限责任公司 | Blank making method of high-temperature alloy large-scale special-shaped section ring blank |
| CN101285155A (en) * | 2008-05-29 | 2008-10-15 | 天津冶金集团天材科技发展有限公司 | Iron-chromium-cobalt permanent magnetic alloy compounding vanadium and tungsten and deformation processing technology thereof |
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6471562A (en) * | 1987-09-09 | 1989-03-16 | Komatsu Mfg Co Ltd | Production of bucket tooth and the like by casting direct forging method |
| CN1654140A (en) * | 2005-03-04 | 2005-08-17 | 宝钢集团上海五钢有限公司 | Hot-forming and forging method for large-sized high-temperature alloy turbine disc |
| CN101020284A (en) * | 2007-03-05 | 2007-08-22 | 贵州安大航空锻造有限责任公司 | Blank making method of high-temperature alloy large-scale special-shaped section ring blank |
| CN101285155A (en) * | 2008-05-29 | 2008-10-15 | 天津冶金集团天材科技发展有限公司 | Iron-chromium-cobalt permanent magnetic alloy compounding vanadium and tungsten and deformation processing technology thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874712A (en) * | 2015-04-29 | 2015-09-02 | 中国航空工业集团公司北京航空材料研究院 | Grain refining efficient forging method of high-alloy ultrahigh-strength steel large-scale die-forged parts |
| CN104874712B (en) * | 2015-04-29 | 2016-08-24 | 中国航空工业集团公司北京航空材料研究院 | A kind of High-alloy Ultra-high Strength Steel large-scale forging part grain refining efficient forging method |
| CN104826968A (en) * | 2015-05-07 | 2015-08-12 | 攀钢集团研究院有限公司 | GH4169 high-temperature alloy round rod finish forging method |
| CN106311942A (en) * | 2015-06-24 | 2017-01-11 | 宝钢特钢有限公司 | Forging method for producing N80A alloy by utilizing radial forging machine |
| CN108246947A (en) * | 2017-12-07 | 2018-07-06 | 陕西宏远航空锻造有限责任公司 | A kind of GH4169 alloy die forgings improve the forging method of flaw detection bottom damage |
| CN110935827A (en) * | 2019-12-02 | 2020-03-31 | 抚顺特殊钢股份有限公司 | Forging method of large-specification fine-grain austenitic gas valve steel SNCrW |
| CN110935827B (en) * | 2019-12-02 | 2021-06-08 | 抚顺特殊钢股份有限公司 | Forging method of large-specification fine-grain austenitic stainless steel SNCrW bar |
| CN115283598A (en) * | 2022-08-25 | 2022-11-04 | 上海电气上重铸锻有限公司 | Forging device and forging method for 316LN stainless steel super-thick trapezoidal section forging |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103465027B (en) | The thin brilliant dish base manufacture method of a kind of GH4169 alloy | |
| CN101941039B (en) | High-strength aluminum alloy isothermal direction-change open die forging method and device | |
| CN106541064A (en) | A kind of hammer cogging process of super large-scale aluminium alloy ingot casting | |
| CN103071744B (en) | Forging method for improving quasi-beta forging uniformity of slender rod-like TC18 titanium alloy forged piece | |
| CN103894792B (en) | Method for machining forge piece of large-scale single-flange anti-explosion motor main shaft of all-fiber texture | |
| CN104148575B (en) | A kind of Forging Technology of shift fork | |
| CN104384701B (en) | Magnesium alloy based on sensing heating and electro-magnetic forming/carbon steel pipe fitting composite connecting method | |
| CN103111808A (en) | Nickel-based superalloy GH4169 hexagon socket bolt machining technology | |
| CN103173597B (en) | Method for improving optional performances of large H13 steel hot-extrusion mould | |
| Hu et al. | Research and industrialization of near-net rolling technology used in shaft parts | |
| CN103706743A (en) | Die-forging forming process of titanium-alloy forged drum piece | |
| CN103736888A (en) | Forging forming method for magnesium alloy rings | |
| CN102950184A (en) | Spinning method for molybdenum and molybdenum alloy crucible casings | |
| CN104707927A (en) | Hot working method for improving structure and performance of section-variable aluminum alloy die forging | |
| CN103341582A (en) | Die forging forming method of high-temperature alloy GH4742 turbine disk forging piece | |
| CN103230955A (en) | Hot extrusion forming die of light alloy horn-shaped pipe fitting | |
| CN105057529A (en) | Extrusion forming method for hollow shaft forged piece with variable cross section | |
| CN104625627B (en) | A kind of preparation method of plasma rotating electrode titanium alloy electrode rod | |
| CN104759849A (en) | Manufacturing method for flange component for controlling automobile exhaust | |
| CN103143582A (en) | High-conductivity aluminum alloy plate extrusion forming device and technology | |
| CN103286481B (en) | A kind of machining manufacture of novel solid welding wire | |
| CN104907472A (en) | Forging forming method for high temperature alloy frame-shaped piece | |
| CN108237197B (en) | A kind of forging method improving the flaw detection of structural steel large-sized ring part | |
| CN103225050A (en) | Production method of fine-grain high-strength GH4169 alloy by hot rolling | |
| CN103008341A (en) | Titanium and titanium alloy bar hot continuous rolling production line and production process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Guilin Inventor after: Zhang Yuchun Inventor after: Wang Zhigang Inventor after: Pan Yanfeng Inventor after: Wang Yukui Inventor after: Duan Yongsheng Inventor before: Wu Guilin Inventor before: Zhang Yuchun Inventor before: Wang Zhigang Inventor before: Pan Yanfeng Inventor before: Wang Yukui Inventor before: Duan Yongsheng |