CN108580779A - A kind of open die forging, impressing forging mold - Google Patents
A kind of open die forging, impressing forging mold Download PDFInfo
- Publication number
- CN108580779A CN108580779A CN201810844855.0A CN201810844855A CN108580779A CN 108580779 A CN108580779 A CN 108580779A CN 201810844855 A CN201810844855 A CN 201810844855A CN 108580779 A CN108580779 A CN 108580779A
- Authority
- CN
- China
- Prior art keywords
- forging
- die
- enclosed
- round platform
- forming part
- 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
- 238000005242 forging Methods 0.000 title claims abstract description 55
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000000903 blocking effect Effects 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- 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
- B21J5/022—Open die forging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The present invention provides a kind of open die forging, impressing forging mold, including upper die and lower die, two parts up and down of blocking cavity are correspondingly provided on upper die and lower die respectively, it is characterised in that：Blocking cavity is formed with round platform forming part, and high round platform forming part is located at blocking cavity one end；Lower die is respectively formed with enclosed sealing block in round platform forming part along the both sides in die width direction, and enclosed sealing block is each formed with fillet in the edge on the inside of lower die；Two enclosed sealing blocks are recessed respectively inwards at the middle part close to round platform forming part side, are formed with resistance material wall；Upper mold is formed with enclosed recess, and enclosed recess is for enclosed sealing block grafting；Enclosed recess is being formed with resistance material protrusion close to the side of round platform forming part, and resistance material convex surfaces fit with resistance material wall, entire enclosed sealing block and the fitting of entire enclosed recess.Open die forging, impressing forging mold of the present invention realizes the molding of high oil nozzle by using part closed type structure.
Description
Technical field
The invention belongs to die forging fields, more particularly, to a kind of open die forging, impressing forging mold.
Background technology
As high-pressure common rail technology is carried out, high-pressure common rail axis needs to use high oil nozzle, i.e., is highly more than 1.5 times of diameter
Oil nozzle.
In common rail axis forging molding, using traditional open die forging, impressing forging mold, forming requirements cannot be met at oil nozzle, even if answering
It still cannot meet the molding of highest oil nozzle with resistance ditch, resistance slot.The main reason for influencing forging molding is metal outflow type
Chamber cannot be full of cavity well, this be according to law of minimum resistance as a result, and resistance ditch and the increased resistance of resistance slot still
The resistance for filling type cannot so be met.
And closed die forging is used, since the drop of different parts quantity of material is too big, bottom cost base can not solve.
Invention content
In view of this, the present invention is directed to propose a kind of open die forging, impressing forging mold, with the similar forging part for manufacturing high oil nozzle.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of open die forging, impressing forging mold, including upper die and lower die are correspondingly provided with the upper of blocking cavity on upper die and lower die respectively
Lower two parts, it is characterised in that：Blocking cavity is formed with round platform forming part, and high round platform forming part is located at blocking cavity one end；Under
Mould is respectively formed with enclosed sealing block in round platform forming part along the both sides in die width direction, and enclosed sealing block is on the inside of lower die
Edge be each formed with fillet；Two enclosed sealing blocks are recessed respectively inwards at the middle part close to round platform forming part side, shape
At there is resistance material wall；Upper mold is formed with enclosed recess, and enclosed recess is for enclosed sealing block grafting；Enclosed recess is molded close to round platform
The side in portion is formed with resistance material protrusion, and resistance material convex surfaces fit with resistance material wall, and entire enclosed sealing block and entire enclosed are recessed
Mouth fitting.
Further, the resistance material wall includes the first cambered surface, joint face and the second cambered surface, and the first cambered surface is located at enclosed sealing
At the fillet of block inside top, the second cambered surface is located at the fillet of enclosed sealing block inside bottom, and joint face is located at enclosed sealing
Block extends to the second cambered surface top edge vertically close to round platform forming part side and from the first cambered surface lower edge.
Further, the upper mold is pointed out in round platform forming part highest and is provided with exhaust passage, and exhaust passage is extending vertically into
Upper mold top surface.
Further, the lower die is provided with gas vent at blocking cavity minimum point, and gas vent extends to lower die bottom.
Further, the gas vent extends downward into the lower die nearest with blocking cavity perigee distance along straight incline
On seamed edge, the air discharge duct communicated with gas vent is provided on lower die seamed edge.
Further, it is formed with overlap storehouse between the lower die and upper mold, and overlap storehouse is located at along die length direction and leans on
Nearly round platform forming part side.
Further, the lower die is in one end far from round platform forming part, and there are two lock catch blocks for formation；Two lock catch blocks point
Not Wei Yu blocking cavity along die width direction both sides；Upper mold is formed with lock buckling groove, lock buckling groove for lock catch block grafting and with lock
Button block is bonded.
Further, the lower die is opened between blocking cavity there are two through-hole is ejected, and two ejection through-holes are long along mold
Direction setting is spent in blocking cavity one side.
Compared with the existing technology, open die forging, impressing forging mold of the present invention has the advantage that：
(1) open die forging, impressing forging mold of the present invention is bonded by entire enclosed sealing block and entire enclosed recess, will be used
It is closed in the round platform forming part for being molded high oil nozzle, can infinitely increase resistance, fill type complete high oil nozzle.
(2) open die forging, impressing forging mold of the present invention reduces air to molding influence, protects by using exhaust passage
Demonstrate,prove the molding of high oil nozzle.
(3) open die forging, impressing forging mold of the present invention, overlap storehouse ensure extra metal extrusion type.
(4) open die forging, impressing forging mold of the present invention is played positioning and is led by the mutual cooperation of lock buckling groove and lock catch block
To effect, convenient for upper and lower mould mold.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the open die forging, impressing forging mold schematic diagram described in the embodiment of the present invention；
Fig. 2 is the lower die schematic diagram described in the embodiment of the present invention；
Fig. 3 is the portions the A enlarged drawing of Fig. 2；
Fig. 4 is the upper mold schematic diagram described in the embodiment of the present invention.
Reference sign：
1, upper mold；11, enclosed recess；111, resistance material protrusion；12, lock buckling groove；13, exhaust passage；2, lower die；21, enclosed
Sealing block；22, lock catch block；23, gas vent；24, air discharge duct；3, blocking cavity；31, round platform forming part；4, finish-forging cavity；5, it pushes up
Go out through-hole；6, resistance material wall；61, the first cambered surface；62, joint face；63, the second cambered surface；7, overlap storehouse.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of open die forging, impressing forging mold, as shown in Figure 1, including upper mold 1 and lower die 2, correspondence is set respectively in upper mold 1 and lower die 2
There are two parts up and down of blocking cavity 3 and finish-forging cavity 4.
Lower die 2 is provided with two groups of ejection through-holes 5 between blocking cavity 3 and finish-forging cavity 4, and every group respectively there are two eject through-hole
5, one group of two ejection through-holes 5 are arranged along die length direction in 3 one side of blocking cavity, another group of two ejection through-holes 5
Along the setting of die length direction in 4 one side of finish-forging cavity.
In conjunction with Fig. 2 and Fig. 4, blocking cavity 3 is formed with round platform forming part 31, is used for the molding of high oil nozzle.High round platform molding
Portion 31 is located at 3 one end of blocking cavity.
Lower die 2 is respectively formed with enclosed sealing block 21 in round platform forming part 31 along the both sides in die width direction.Enclosed seals
Block 21 is rectangle, and is each formed with fillet in the edge close to 2 inside of lower die；Two enclosed sealing blocks 21 are close to round platform
The middle part of 31 side of forming part is recessed respectively inwards, is formed with resistance material wall 6.As shown in figure 3, resistance material wall 6 include the first cambered surface 61,
Joint face 62 and the second cambered surface 63, the first cambered surface 61 are located at the fillet of 21 inside top of enclosed sealing block, the second cambered surface 63
At the fillet of 21 inside bottom of enclosed sealing block, joint face 62 is located at enclosed sealing block 21 close to 31 side of round platform forming part simultaneously
63 top edge of the second cambered surface is extended to vertically from 61 lower edge of the first cambered surface.Upper mold 1 is formed with enclosed recess 11, enclosed recess 11
For 21 grafting of enclosed sealing block；Enclosed recess 11 is being formed with resistance material protrusion 111 close to the side of round platform forming part 31, and resistance material is convex
It plays 111 surfaces to fit with resistance material wall 6, to which entire enclosed sealing block 21 and entire enclosed recess 11 are bonded, be sealed.
Lower die 2 is in one end far from round platform forming part 31, and there are two lock catch blocks 22 for formation；Two lock catch blocks 22 are located at
Both sides of the blocking cavity 3 along die width direction.Lock catch block 22 is also rectangle, and equal in the edge close to 2 inside of lower die
It is formed with fillet.Upper mold 1 is formed with lock buckling groove 12, and lock buckling groove 12 is bonded completely for 22 grafting of lock catch block and with lock catch block 22.
Overlap storehouse 7 is formed between lower die 2 and upper mold 1, and overlap storehouse 7 is located at along die length direction close to round platform molding
31 side of portion.
Lower die 2 is provided with gas vent 23 at 3 minimum point of blocking cavity, gas vent 23 along straight incline extend downward into in advance
On nearest 2 seamed edge of lower die of 3 perigee distance of forge chamber, the air discharge duct 24 communicated with gas vent 23 is provided on 2 seamed edge of lower die.
Upper mold 1 is pointed out in 31 highest of round platform forming part and is provided with exhaust passage 13, and exhaust passage 13 is extending vertically into the top of upper mold 1
Face.
Operation principle is as follows：It is bonded by entire enclosed sealing block 21 and entire enclosed recess 11, will be used to be molded high oil
The round platform forming part 31 of mouth is closed, and can infinitely increase resistance, fills type complete high oil nozzle；By using exhaust passage
13, air is reduced on molding influence, ensures the molding of high oil nozzle；And overlap storehouse 7 ensures extra metal extrusion type.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of open die forging, impressing forging mold, including upper mold (1) and lower die (2), it is correspondingly provided with respectively in upper mold (1) and lower die (2) pre-
Two parts up and down of forge chamber (3), it is characterised in that：Blocking cavity (3) is formed with round platform forming part (31), high round platform forming part
(31) it is located at blocking cavity (3) one end；Lower die (2) is respectively formed with along the both sides in die width direction in round platform forming part (31) and closes
Formula sealing block (21), enclosed sealing block (21) are each formed with fillet in the edge on the inside of lower die (2)；Two enclosed sealings
Block (21) is recessed respectively inwards at the middle part close to round platform forming part (31) side, is formed with resistance material wall (6)；Upper mold (1) formation
There is enclosed recess (11), enclosed recess (11) is for enclosed sealing block (21) grafting；Enclosed recess (11) is close to round platform forming part
(31) side is formed with resistance material protrusion (111), and resistance material protrusion (111) surface fits with resistance material wall (6), entire enclosed sealing
Block (21) and entire enclosed recess (11) fitting.
2. open die forging, impressing forging mold according to claim 1, it is characterised in that：Resistance material wall (6) includes the first cambered surface (61), connects
Junction (62) and the second cambered surface (63), the first cambered surface (61) are located at the fillet of enclosed sealing block (21) inside top, the second arc
Face (63) is located at the fillet of enclosed sealing block (21) inside bottom, and joint face (62) is located at enclosed sealing block (21) close to round platform
Forming part (31) side simultaneously extends to the second cambered surface (63) top edge vertically from the first cambered surface (61) lower edge.
3. open die forging, impressing forging mold according to claim 1, it is characterised in that：Upper mold (1) is in round platform forming part (31) highest
It points out and is provided with exhaust passage (13), exhaust passage (13) is extending vertically into upper mold (1) top surface.
4. open die forging, impressing forging mold according to claim 1, it is characterised in that：Lower die (2) is at blocking cavity (3) minimum point
It is provided with gas vent (23), gas vent (23) extends to lower die (2) bottom.
5. open die forging, impressing forging mold according to claim 1, it is characterised in that：Gas vent (23) is extended downwardly along straight incline
On to lower die (2) seamed edge nearest with blocking cavity (3) perigee distance, it is provided on lower die (2) seamed edge and gas vent (23) phase
Logical air discharge duct (24).
6. open die forging, impressing forging mold according to claim 1, it is characterised in that：It is formed between lower die (2) and upper mold (1) winged
Side storehouse (7), and overlap storehouse (7) are located at along die length direction close to round platform forming part (31) side.
7. open die forging, impressing forging mold according to claim 1, it is characterised in that：Lower die (2) is far from round platform forming part (31)
One end, formed there are two lock catch block (22)；Two lock catch blocks (22) are located at blocking cavity (3) along die width direction
Both sides；Upper mold (1) is formed with lock buckling groove (12), and lock buckling groove (12) is bonded for lock catch block (22) grafting and with lock catch block (22).
8. open die forging, impressing forging mold according to claim 1, it is characterised in that：Lower die (2) is provided between blocking cavity (3)
Two ejection through-holes (5), two ejection through-holes (5) are arranged along die length direction in blocking cavity (3) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810844855.0A CN108580779B (en) | 2018-07-27 | 2018-07-27 | Open die forging mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810844855.0A CN108580779B (en) | 2018-07-27 | 2018-07-27 | Open die forging mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108580779A true CN108580779A (en) | 2018-09-28 |
| CN108580779B CN108580779B (en) | 2024-03-26 |
Family
ID=63618924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810844855.0A Active CN108580779B (en) | 2018-07-27 | 2018-07-27 | Open die forging mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108580779B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622855A (en) * | 2018-12-11 | 2019-04-16 | 陕西宏远航空锻造有限责任公司 | The design method and device of a kind of mold, mold |
| CN109622844A (en) * | 2018-12-25 | 2019-04-16 | 昆山惠众机电有限公司 | A kind of forging technology of the pump housing for vent gas treatment |
| CN115673210A (en) * | 2022-10-31 | 2023-02-03 | 江苏理研科技股份有限公司 | Forging die for fuel common rail |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU948518A1 (en) * | 1980-12-15 | 1982-08-07 | Алтайский Ордена Ленина Тракторный Завод Им.М.И.Калинина | Finish impression of die for die forging |
| CN201366480Y (en) * | 2009-03-05 | 2009-12-23 | 芜湖三联锻造有限公司 | Semi-closed pre-forming forging and stamping mold |
| CN201609749U (en) * | 2010-03-19 | 2010-10-20 | 重庆杰信模具有限公司 | Crankshaft forging mold |
| CN205887937U (en) * | 2016-07-22 | 2017-01-18 | 上海运良企业发展有限公司 | Be total to rail forging mould structure |
| CN106695249A (en) * | 2015-08-13 | 2017-05-24 | 江苏龙城精锻有限公司 | Forging forming process for high-pressure common-rail tube |
| CN208495687U (en) * | 2018-07-27 | 2019-02-15 | 天津天海精密锻造有限公司 | A kind of open die forging, impressing forging mold |
-
2018
- 2018-07-27 CN CN201810844855.0A patent/CN108580779B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU948518A1 (en) * | 1980-12-15 | 1982-08-07 | Алтайский Ордена Ленина Тракторный Завод Им.М.И.Калинина | Finish impression of die for die forging |
| CN201366480Y (en) * | 2009-03-05 | 2009-12-23 | 芜湖三联锻造有限公司 | Semi-closed pre-forming forging and stamping mold |
| CN201609749U (en) * | 2010-03-19 | 2010-10-20 | 重庆杰信模具有限公司 | Crankshaft forging mold |
| CN106695249A (en) * | 2015-08-13 | 2017-05-24 | 江苏龙城精锻有限公司 | Forging forming process for high-pressure common-rail tube |
| CN205887937U (en) * | 2016-07-22 | 2017-01-18 | 上海运良企业发展有限公司 | Be total to rail forging mould structure |
| CN208495687U (en) * | 2018-07-27 | 2019-02-15 | 天津天海精密锻造有限公司 | A kind of open die forging, impressing forging mold |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622855A (en) * | 2018-12-11 | 2019-04-16 | 陕西宏远航空锻造有限责任公司 | The design method and device of a kind of mold, mold |
| CN109622844A (en) * | 2018-12-25 | 2019-04-16 | 昆山惠众机电有限公司 | A kind of forging technology of the pump housing for vent gas treatment |
| CN115673210A (en) * | 2022-10-31 | 2023-02-03 | 江苏理研科技股份有限公司 | Forging die for fuel common rail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108580779B (en) | 2024-03-26 |
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| CB02 | Change of applicant information |
Country or region after: Zhong Guo Address after: No. 10, North Section of Dongxing Road, International Trade Logistics Park, Jinghai District, Tianjin City, 301600 Applicant after: Tianjin Tianhai Precision Forging Co.,Ltd. Address before: 301600 north side of Beihua Road, Jinghai Town, Jinghai District, Tianjin Applicant before: TIANJIN TIANHAI PRECISION FORGING Co.,Ltd. Country or region before: Zhong Guo |
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