CN106180502A - A kind of Forging Technology of precision component - Google Patents
A kind of Forging Technology of precision component Download PDFInfo
- Publication number
- CN106180502A CN106180502A CN201610567828.4A CN201610567828A CN106180502A CN 106180502 A CN106180502 A CN 106180502A CN 201610567828 A CN201610567828 A CN 201610567828A CN 106180502 A CN106180502 A CN 106180502A
- Authority
- CN
- China
- Prior art keywords
- blank
- forging
- forge
- precision component
- lower mold
- 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.)
- Pending
Links
- 238000005242 forging Methods 0.000 title claims abstract description 38
- 238000005516 engineering process Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 230000009471 action Effects 0.000 claims abstract description 4
- 230000006698 induction Effects 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 238000009966 trimming Methods 0.000 claims abstract description 4
- 238000005480 shot peening Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 230000000750 progressive effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000463 material Substances 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
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/08—Upsetting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses the Forging Technology of a kind of precision component, comprise the steps: that (1) mould preheats；(2) blank heating, utilizes HF induction heating apparatus to blank heating to 900 DEG C 1050 DEG C；(3) upset；(4) pulling；(5) descale, to the blank descale after pulling, and is understood the oxide skin come off by air gun, it is to avoid it drops in progressive die tool；(6) just forge, the blank after scale removal is vertically stood up in lower mold die cavity, tentatively forge the shape of needs；(7) finish forge, puts into the part just forged in finish forge lower mold, and forges accurate shape and size, and ensures that the bottom of part is full of, and utilizes forging machine ejecting mechanism to ensure part removal；(8) trimming, puts in shaving die by part complete for finish forge, utilizes part to make part separate with overlap with lower mold shear action；(9) isothermal normalizing.
Description
Technical field
The present invention relates to the Forging Technology of a kind of precision component, belong to forging processing technique field.
Background technology
Due to some part special shape, forging lower mold boss die cavity is relatively deep, easily has the defect that forging is not enough, Er Qie
There is oxide skin due to surface of the work in forging process, without removing in time, the product surface of last molding would generally go out
Existing texture, affects surface quality.
Summary of the invention
The technical problem to be solved is to provide the Forging Technology of a kind of precision component, successfully solves special form
The precision component of the shape defect that bottom forging is not enough when forging, it is ensured that the yield rate of part.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of Forging Technology of precision component, it is characterised in that: comprise the steps:
(1) mould preheating, it would be desirable to the processing mold of use is preheated to 100-120 DEG C；
(2) blank heating, utilizes HF induction heating apparatus to blank heating to 900 DEG C-1050 DEG C；
(3) upset, upset to the round pie that height is 25-30mm to the blank after heating；
(4) pulling, pulls out to 100mm the blank after upset；
(5) descale, to the blank descale after pulling, and is understood the oxide skin come off by air gun, it is to avoid it falls
Drop in mould；
(6) just forge, the blank after scale removal is vertically stood up in lower mold die cavity, tentatively forge the shape of needs；
(7) finish forge, puts into the part just forged in finish forge lower mold, and forges accurate shape and size, and ensures part
Bottom is full of, and utilizes forging machine ejecting mechanism to ensure part removal；
(8) trimming, puts in shaving die by part complete for finish forge, utilizes part to make part divide with overlap with lower mold shear action
From；
(9) isothermal normalizing, forging is cooled to 650 DEG C-700 DEG C laggard holding furnaces and is heated to 950 DEG C-1000 DEG C, and insulation 80-85 divides
Clock, after cool to 750 DEG C with the furnace, 750 DEG C be incubated 80-90 minute, after cool to room temperature with the furnace.
The Forging Technology of aforesaid a kind of precision component, it is characterised in that: workpiece complete for normalizing is put in compressed air shotblasting machine and spray
Ball 20 to 30 minutes, removes surface scale again, improves surface quality.
The Forging Technology of aforesaid a kind of precision component, it is characterised in that: the round pie base after upset in described step (3)
It is 53.5mm at the maximum outside diameter of material.
The Forging Technology of aforesaid a kind of precision component, it is characterised in that: in described step (9) during isothermal normalizing, forging
Be cooled to 650 DEG C of laggard holding furnaces and be heated to 980 DEG C, be incubated 85 minutes, after cool to 750 DEG C with the furnace, 750 DEG C be incubated 80 points
Clock, after cool to room temperature with the furnace.
The Forging Technology of aforesaid a kind of precision component, it is characterised in that: in described step (2), blank heating is to 1050
℃。
The Forging Technology of aforesaid a kind of precision component, it is characterised in that: in described step (1), processing mold is preheated to
110℃。
The invention has the beneficial effects as follows: by adding the operation of descale in forging process, and logical after normalizing
Cross compressed air shotblasting machine shot-peening, again remove surface scale, improve surface quality.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is further illustrated.
The Forging Technology of a kind of precision component that the present invention provides, comprises the steps: that (1) mould preheats, it would be desirable to make
Processing mold be preheated to 100-120 DEG C；(2) blank heating, utilizes HF induction heating apparatus to blank heating to 900
℃-1050℃；(3) upset, upset to the round pie that height is 25-30mm to the blank after heating；(4) pulling, after upset
Blank carry out pulling out to 100mm；(5) descale, to the blank descale after pulling, and passes through the oxide skin come off
Air gun understands, it is to avoid it drops in progressive die tool；(6) just forge, the blank after scale removal vertically stood up in lower mold die cavity,
Tentatively forge the shape of needs；(7) finish forge, puts into the part just forged in finish forge lower mold, forge accurate shape and
Size, and ensure that the bottom of part is full of, and utilize forging machine ejecting mechanism to ensure part removal；(8) trimming, by complete for finish forge zero
Part is put in shaving die, utilizes part to make part separate with overlap with lower mold shear action；(9) isothermal normalizing, forging cools down
Be heated to 950 DEG C-1000 DEG C to 650 DEG C-700 DEG C laggard holding furnaces, be incubated 80-85 minute, after cool to 750 DEG C with the furnace,
750 DEG C be incubated 80-90 minute, after cool to room temperature with the furnace.
Workpiece complete for normalizing is put into shot-peening 20 to 30 minutes in compressed air shotblasting machine, again removes surface scale, improve surface
Quality.By adding the operation of descale in forging process, and by compressed air shotblasting machine shot-peening after normalizing, again remove table
Surface oxidized skin, improves surface quality.
Through repetition test, wherein, upset in step (3) after round pie blank maximum outside diameter at be 53.5mm, step
Suddenly in (9) during isothermal normalizing, forging is cooled to 650 DEG C of laggard holding furnaces and is heated to 980 DEG C, is incubated 85 minutes, rear furnace cooling
To 750 DEG C, 750 DEG C be incubated 80 minutes, after cool to room temperature with the furnace, in step (2), blank heating is to 1050 DEG C, step (1)
When middle processing mold is preheated to 110 DEG C, the quality of product is optimal.
In sum, the Forging Technology of a kind of precision component that the present invention provides, by adding in forging process
The operation of oxide skin, and by compressed air shotblasting machine shot-peening after normalizing, again remove surface scale, improve surface quality.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.The technical staff of the industry should
Understanding, the present invention is not restricted to the described embodiments, and the simply explanation present invention's described in above-described embodiment and description is former
Reason, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes and improvements
Both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent thereof
Boundary.
Claims (6)
1. the Forging Technology of a precision component, it is characterised in that: comprise the steps:
(1) mould preheating, it would be desirable to the processing mold of use is preheated to 100-120 DEG C；
(2) blank heating, utilizes HF induction heating apparatus to blank heating to 900 DEG C-1050 DEG C；
(3) upset, upset to the round pie that height is 25-30mm to the blank after heating；
(4) pulling, pulls out to 100mm the blank after upset；
(5) descale, to the blank descale after pulling, and is understood the oxide skin come off by air gun, it is to avoid it falls
Drop in mould；
(6) just forge, the blank after scale removal is vertically stood up in lower mold die cavity, tentatively forge the shape of needs；
(7) finish forge, puts into the part just forged in finish forge lower mold, and forges accurate shape and size, and ensures part
Bottom is full of, and utilizes forging machine ejecting mechanism to ensure part removal；
(8) trimming, puts in shaving die by part complete for finish forge, utilizes part to make part divide with overlap with lower mold shear action
From；
(9) isothermal normalizing, forging is cooled to 650 DEG C-700 DEG C laggard holding furnaces and is heated to 950 DEG C-1000 DEG C, and insulation 80-85 divides
Clock, after cool to 750 DEG C with the furnace, 750 DEG C be incubated 80-90 minute, after cool to room temperature with the furnace.
The Forging Technology of a kind of precision component the most according to claim 1, it is characterised in that: workpiece complete for normalizing is put into
Shot-peening 20 to 30 minutes in compressed air shotblasting machine, remove surface scale again, improve surface quality.
The Forging Technology of a kind of precision component the most according to claim 1, it is characterised in that: upset in described step (3)
After round pie blank maximum outside diameter at be 53.5mm.
The Forging Technology of a kind of precision component the most according to claim 1, it is characterised in that: isothermal in described step (9)
During normalizing, forging is cooled to 650 DEG C of laggard holding furnaces and is heated to 980 DEG C, is incubated 85 minutes, after cool to 750 DEG C with the furnace,
750 DEG C be incubated 80 minutes, after cool to room temperature with the furnace.
The Forging Technology of a kind of precision component the most according to claim 1, it is characterised in that: blank in described step (2)
It is heated to 1050 DEG C.
The Forging Technology of a kind of precision component the most according to claim 1, it is characterised in that: processing in described step (1)
Mould is preheated to 110 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610567828.4A CN106180502A (en) | 2016-07-19 | 2016-07-19 | A kind of Forging Technology of precision component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610567828.4A CN106180502A (en) | 2016-07-19 | 2016-07-19 | A kind of Forging Technology of precision component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106180502A true CN106180502A (en) | 2016-12-07 |
Family
ID=57493204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610567828.4A Pending CN106180502A (en) | 2016-07-19 | 2016-07-19 | A kind of Forging Technology of precision component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106180502A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734791A (en) * | 2016-12-12 | 2017-05-31 | 陕西宏远航空锻造有限责任公司 | A kind of control technique of PH13 8Mo forging forging temperature on horizontal forging and upsetting machine |
| CN109773109A (en) * | 2019-02-14 | 2019-05-21 | 浙江来福谐波传动股份有限公司 | A kind of complicated forging molding process for harmonic speed reducer part |
| CN110180949A (en) * | 2019-06-24 | 2019-08-30 | 唐付君 | Radio frequency connector progressive die cold-extrusion technology |
| CN110744001A (en) * | 2019-12-09 | 2020-02-04 | 海安金锻工业有限公司 | Forging process of long shaft |
| CN116393648A (en) * | 2023-05-08 | 2023-07-07 | 无锡双马钻探工具有限公司 | A method for processing non-excavation oil drill pipe before heat treatment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6418545A (en) * | 1987-07-14 | 1989-01-23 | Honda Motor Co Ltd | Method for forging gear |
| CN101429587A (en) * | 2008-10-31 | 2009-05-13 | 江苏飞船股份有限公司 | Isothermal normalizing treatment process by utilizing forging waste heat of forge piece |
| CN102172755A (en) * | 2011-03-30 | 2011-09-07 | 重庆长征重工有限责任公司 | Connecting rod manufacturing method capable of improving surface quality of connecting rod of medium-speed/high-speed diesel engine |
| CN103707019A (en) * | 2013-12-12 | 2014-04-09 | 浙江浦江齿轮有限公司 | Processing process of internal spline gear blank used in agricultural machinery equipment transmission case |
| CN104607589A (en) * | 2015-01-08 | 2015-05-13 | 江苏龙城精锻有限公司 | Hydraulic valve cover manufacturing process |
| CN104858345A (en) * | 2015-06-03 | 2015-08-26 | 杭州前进锻造有限公司 | Method for die forging of gear box output shaft |
| CN105363979A (en) * | 2015-11-27 | 2016-03-02 | 昆山惠众机电有限公司 | Forging technology used for robot speed reducer output plate |
-
2016
- 2016-07-19 CN CN201610567828.4A patent/CN106180502A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6418545A (en) * | 1987-07-14 | 1989-01-23 | Honda Motor Co Ltd | Method for forging gear |
| CN101429587A (en) * | 2008-10-31 | 2009-05-13 | 江苏飞船股份有限公司 | Isothermal normalizing treatment process by utilizing forging waste heat of forge piece |
| CN102172755A (en) * | 2011-03-30 | 2011-09-07 | 重庆长征重工有限责任公司 | Connecting rod manufacturing method capable of improving surface quality of connecting rod of medium-speed/high-speed diesel engine |
| CN103707019A (en) * | 2013-12-12 | 2014-04-09 | 浙江浦江齿轮有限公司 | Processing process of internal spline gear blank used in agricultural machinery equipment transmission case |
| CN104607589A (en) * | 2015-01-08 | 2015-05-13 | 江苏龙城精锻有限公司 | Hydraulic valve cover manufacturing process |
| CN104858345A (en) * | 2015-06-03 | 2015-08-26 | 杭州前进锻造有限公司 | Method for die forging of gear box output shaft |
| CN105363979A (en) * | 2015-11-27 | 2016-03-02 | 昆山惠众机电有限公司 | Forging technology used for robot speed reducer output plate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734791A (en) * | 2016-12-12 | 2017-05-31 | 陕西宏远航空锻造有限责任公司 | A kind of control technique of PH13 8Mo forging forging temperature on horizontal forging and upsetting machine |
| CN109773109A (en) * | 2019-02-14 | 2019-05-21 | 浙江来福谐波传动股份有限公司 | A kind of complicated forging molding process for harmonic speed reducer part |
| CN110180949A (en) * | 2019-06-24 | 2019-08-30 | 唐付君 | Radio frequency connector progressive die cold-extrusion technology |
| CN110744001A (en) * | 2019-12-09 | 2020-02-04 | 海安金锻工业有限公司 | Forging process of long shaft |
| CN116393648A (en) * | 2023-05-08 | 2023-07-07 | 无锡双马钻探工具有限公司 | A method for processing non-excavation oil drill pipe before heat treatment |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161207 |
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| WD01 | Invention patent application deemed withdrawn after publication |