CN106670369B - Convenient for the edge core mold of forging ejection - Google Patents
Convenient for the edge core mold of forging ejection Download PDFInfo
- Publication number
- CN106670369B CN106670369B CN201710112102.6A CN201710112102A CN106670369B CN 106670369 B CN106670369 B CN 106670369B CN 201710112102 A CN201710112102 A CN 201710112102A CN 106670369 B CN106670369 B CN 106670369B
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- CN
- China
- Prior art keywords
- edge core
- forging
- chamber
- ejector beam
- ejection
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Classifications
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- 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
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
Abstract
The present invention relates to the edge core molds convenient for forging ejection, including die ontology, die ontology surface is provided with the first cavity surface, the ejector beam for being used to eject forging of activity cooperation is provided in die ontology, die ontology, which is additionally provided with, inlays chamber, described inlay intracavitary is embedded with edge core, edge core is provided with the second cavity surface from the surface that chamber exposes is inlayed, second cavity surface and the first cavity surface piece together preset type chamber, chamber and the edge core inlayed is activity cooperation, and edge core is located on the ejection path of ejector beam, it inlays one end size of the core close to ejector beam ejection end and is less than the opposite other end；The edge core is that at least two edge core valve splits are formed, and split is stitched and the second cavity surface shape adaptation.Above-mentioned edge core mold, ejector beam can eject edge core together with forging, and edge core disengaging can stitch delamination along split after inlaying chamber, demould forging smoothly, are avoided that damage and production disruption caused by forging card mold.
Description
Technical field
The present invention relates to forging mold, a kind of particularly edge core mold convenient for ejecting forging demoulding.
Background technique
Forging technology can be divided into die forging and open die forging, and wherein die forging is that blank is allowed to occur to squeeze change in the type chamber of mold
Shape, the forging shape needed.
After forging completes deformation in type chamber, demoulded, existing mold is typically provided with for demoulding
Ejecting mechanism.Such as in a mold, it is provided with jogger hole, the ejector beam that setting is slidably matched in jogger hole utilizes cam mechanism
Or hydraulic device pushes ejector beam to eject forging from type chamber.
Above-mentioned stripping means are suitable for most of forging, but for the high rib thin-wall part of some long sizes, due to floor depth
It is embedded in mold cavity, binding force is stronger, and forging has very long extended distance again, is demoulded using aforesaid way, often
Ejector beam will jack up in the middle part of forging, and forging both ends are still blocked in a mold, this leads to forging deformed damaged, and need to consume compared with
More times level mold, and enterprise efficiency is caused to reduce.
Summary of the invention
The technical problem to be solved by the present invention is to：A kind of edge core mold convenient for forging ejection is provided, it is thin convenient for high rib
Wall pieces demoulding is avoided that forging damages.
The technical solution adopted by the present invention to solve the technical problems is：
The edge core mold of forging ejection, including die ontology, die ontology surface are provided with the first cavity surface, mold
The ejector beam for being used to eject forging of activity cooperation is provided in ontology, die ontology, which is additionally provided with, inlays chamber, described to inlay chamber
It is inside embedded with edge core, edge core is provided with the second cavity surface, second cavity surface and the first type chamber from the surface that chamber exposes is inlayed
Face pieces together preset type chamber, and chamber and the edge core inlayed is inlayed core and be located on the ejection path of ejector beam, inlay for activity cooperation
One end size of the core close to ejector beam ejection end is less than the opposite other end；The edge core is at least two edge core valve split shapes
At, and split seam and the second cavity surface shape adaptation.
Further, second cavity surface has elongate slots, and the edge core is that two edge core valve splits are formed, and inlays core valve
Split seam elongate slots are divided equally along the length directions of the elongate slots.
Further, the edge core is located at split seam two sides, and is slide surface, the cunning with the side for inlaying chamber cooperation
Shifting face is smooth cambered surface or inclined-plane, and ejector beam ejection direction is that straight up, the ejection end of ejector beam is towards the spelling
Joint close.
Further, the edge wicking surface face opposite with the second cavity surface is the shape of depression in centre.
Further, the die ontology is provided with the jogger hole being adapted to ejector beam, and the ejector beam is located at jogger hole
Interior formation is slidably matched, and jogger hole and the chamber of inlaying are connected, and the ejection end of the ejector beam pushes against the edge core.
The beneficial effects of the invention are as follows：Using above-mentioned edge core mold, ejector beam can be ejected edge core together with forging, inlay core
Disengaging can stitch delamination along split after inlaying chamber, demould forging smoothly, be avoided that damage and life caused by forging card mold
It produces and interrupts.
Detailed description of the invention
Fig. 1 is the schematic diagram of edge core mold of the invention；
Schematic diagram when Fig. 2 is edge core mold forging of the invention；
Schematic diagram when Fig. 3 is edge core mold demoulding of the invention；
Fig. 4 is a kind of embodiment enlarged diagram of edge core of present invention edge core mold；
Fig. 5 is the edge core another kind embodiment enlarged diagram of present invention edge core mold；
Appended drawing reference is in figure：Die ontology 1, jogger hole 11 inlay chamber 12, the first cavity surface 13, ejector beam 2, edge core
3,32, slide surface 33, forging 9 are stitched in the second cavity surface 31, split.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples：
The edge core mold of forging ejection, including die ontology 1,1 surface of die ontology are provided with the first cavity surface 13,
The ejector beam 2 for being used to eject forging of activity cooperation is provided in die ontology 1, die ontology 1, which is additionally provided with, inlays chamber 12, institute
It states to inlay and is embedded with edge core 3 in chamber 12, edge core 3 is provided with the second cavity surface 31 from the surface that chamber 12 exposes is inlayed, and described second
Cavity surface 31 and the first cavity surface 13 piece together preset type chamber, and chamber 12 and the edge core 3 inlayed inlays core 3 for activity cooperation
On the ejection path of ejector beam 2, edge core 3 is less than the opposite other end close to one end size that ejector beam 2 ejects end；It is described
Edge core 3 is that at least two edge core valve splits are formed, and 32 and 31 shape adaptation of the second cavity surface are stitched in split.
As shown in Figure 1, edge core mold of the invention, is provided with ejects ejector beam 2, top for forging like the prior art
Expect that bar 2 and 1 activity of die ontology cooperate, the connection type with ejection movement can be arbitrary, for example, it may be Fig. 3 institute
Show, the die ontology 1 is provided with the jogger hole 11 being adapted to ejector beam 2, and the ejector beam 2, which is located to be formed in jogger hole 11, to be slided
Dynamic cooperation, jogger hole 11 and the chamber 12 of inlaying are connected.Can use hydraulic device pushes 2 forging of ejector beam and edge core 3 to eject.
It is rotatably assorted in another example being also possible to ejector beam 2 by axis and the formation of die ontology 1, with the hinged ejector beam 2 one of cam mechanism
End can drive another end motion of ejector beam 2 using lever principle, and then eject forging and edge core 3.
The type chamber of this edge core mold is by the first cavity surface 13 of die ontology 1 and the 31 split shape of the second cavity surface of edge core 3
At as shown in figure 3, die ontology 1, which is provided with, inlays chamber 12, edge core 3, which is embedded, to be inlayed in chamber 12, and inlays core 3 close to ejector beam 2
One end size for ejecting end is less than the opposite other end, when ejector beam 2 ejects, edge core 3 can be pushed de- in chamber 12 from inlaying
Out, when mold carries out forging extruding, edge core 3 can will not fall off by the support for inlaying chamber 12.
The ejection end of ejector beam 2 can be to be separated with edge core 3, is also possible to push against edge core 3, provides more branch for edge core 3
Support.
As seen in figures 3-5, edge core 3 is that edge core valve split is formed, and when edge core 3 is from chamber 12 is inlayed, edge core valve can be light
Easy separates from split seam 32, demoulds forging 9, avoids forging card mold problem.
The split seam 32 for inlaying core valve will refer to that split seam 32 opens up direction and to be easy to inlay with 31 shape adaptation of the second cavity surface
The separation of core valve and forging 9 demould, such as split seam 32 is set as simple straight line seam, and 32 selection of split seam is big in mold cavity deformation amount
And complicated place is split.
As shown in Figure 1,3, the second cavity surface 31 for inlaying core 3 has elongate slots, which is used to form the high rib of forging 9
Part, the edge core 3 are that two edge core valve splits are formed, and the split seam 32 of edge core valve will be grown along the length direction of the elongate slots
Shape slot is divided equally.When edge core 3 is ejected, into two along 32 separation of split seam, forging 9 is easy to take out edge core 3.
32 two sides are stitched it is furthermore preferred that can be the edge core 3 and be located at split, and are cunning with the side for inlaying the cooperation of chamber 12
Shifting face 33, the slide surface 33 are smooth cambered surface or inclined-plane, the ejector beam 2 eject direction be straight up, ejector beam 2
End is ejected towards split seam 32.
As seen in figures 3-5, slide surface 33 is located at the side that 32 two sides are stitched in split, allow edge core 3 can with to inlay chamber 12 smooth
Be slidably matched, as shown in figure 3, being ejected straight up when ejector beam 2, allow edge 3 upper half of core to expose from chamber 12 is inlayed, with gravity
Automatically it splitting from split seam 32, forging 9 can be easily removed, and when the retraction downwards of ejector beam 2, then inlays the slide-in of core valve and inlay chamber 12,
By the effect of slide surface 33, inlay core valve automatic splicing at edge core 3, it can be achieved that continuous production.
Embodiment as shown in Figure 4, slide surface 33 are smooth inclined-plane, and embodiment as shown in Figure 5, slide surface 33 is smooth
Above-mentioned purpose can be achieved in cambered surface.
It is furthermore preferred that can be the shape that edge 3 surface of the core face opposite with the second cavity surface 31 is depression in centre.
As shown in Fig. 3,4,5, when forging machine squeezes forging, edge core 3 is pressed to and inlays chamber 12, above-mentioned concave shape can be formed
Centering limit effect avoids edge 3 gliding dislocations of core, guarantees mould and die accuracy.
Claims (4)
1. convenient for the edge core mold of forging ejection, including die ontology (1), die ontology (1) surface are provided with the first cavity surface
(13), the ejector beam (2) for being used to eject forging of activity cooperation is provided in die ontology (1), which is characterized in that die ontology
(1) it is additionally provided with and inlays chamber (12), described inlay is embedded with edge core (3) in chamber (12), and edge core (3) is from inlaying what chamber (12) exposed
Surface is provided with the second cavity surface (31), and second cavity surface (31) and the first cavity surface (13) piece together preset type chamber,
Chamber (12) and edge core (3) inlayed is inlayed core (3) and is located on the ejection path of ejector beam (2) for activity cooperation, inlays core (3)
One end size close to ejector beam (2) ejection end is less than the opposite other end；The edge core (3) is at least two edge core valve splits
It is formed, and split seam (32) and the second cavity surface (31) shape adaptation；
Edge core (3) surface and the second cavity surface (31) opposite face are the shape of depression in centre.
2. as described in claim 1 convenient for the edge core mold of forging ejection, which is characterized in that the second cavity surface (31) tool
There are elongate slots, the edge core (3) is that two edge core valve splits are formed, and the split of edge core valve stitches (32) along the length of the elongate slots
Elongate slots are divided in direction equally.
3. as claimed in claim 2 convenient for the edge core mold of forging ejection, which is characterized in that the edge core (3) is located at split
(32) two sides are stitched, and are slide surface (33) with the side for inlaying chamber (12) cooperation, the slide surface (33) is smooth cambered surface
Or inclined-plane, ejector beam (2) ejection direction are straight up that (32) are stitched towards the split in the ejection end of ejector beam (2).
4. as described in claim 1 convenient for the edge core mold of forging ejection, which is characterized in that die ontology (1) setting
There is the jogger hole (11) being adapted to ejector beam (2), the ejector beam (2), which is located to be formed in jogger hole (11), to be slidably matched, mandril
Hole (11) and described inlay chamber (12) are connected, and the ejection end of the ejector beam (2) pushes against the edge core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112102.6A CN106670369B (en) | 2017-02-28 | 2017-02-28 | Convenient for the edge core mold of forging ejection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112102.6A CN106670369B (en) | 2017-02-28 | 2017-02-28 | Convenient for the edge core mold of forging ejection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106670369A CN106670369A (en) | 2017-05-17 |
| CN106670369B true CN106670369B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710112102.6A Active CN106670369B (en) | 2017-02-28 | 2017-02-28 | Convenient for the edge core mold of forging ejection |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374370B (en) * | 2018-09-11 | 2021-01-29 | 中北大学 | Be applied to automatic preparation facilities's of smear metal metallographic specimen workstation |
| CN109366254B (en) * | 2018-09-11 | 2021-05-28 | 中北大学 | Automatic preparation facilities of smear metal metallographic specimen |
| CN114535479B (en) * | 2022-03-01 | 2023-11-28 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Forging method of large arc die forging |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180516A (en) * | 2016-07-13 | 2016-12-07 | 江苏东顺新能源科技有限公司 | A kind of bucket tooth crown forging die |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH666857A5 (en) * | 1984-11-27 | 1988-08-31 | Heinrich Schmid Maschinen Und | SWASH PRESS. |
| CN2296784Y (en) * | 1997-11-13 | 1998-11-11 | 马进 | Extruding forming die for casing of rock bit |
| JP3211157B2 (en) * | 1997-12-22 | 2001-09-25 | 株式会社フジユニバンス | Slide pulley for belt type continuously variable transmission and method of manufacturing the same |
| CN202263881U (en) * | 2011-10-30 | 2012-06-06 | 东风锻造有限公司 | Forging die |
| CN202921853U (en) * | 2012-11-29 | 2013-05-08 | 山推工程机械股份有限公司 | Die for precision forging process of thrust wheel |
| CN204108209U (en) * | 2014-10-28 | 2015-01-21 | 傅发春 | A kind of bulb double-convex-mold accurate cold forging mould |
| CN205436983U (en) * | 2016-03-08 | 2016-08-10 | 安徽博斯特科技有限公司 | Large -scale annular forging forges mould |
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2017
- 2017-02-28 CN CN201710112102.6A patent/CN106670369B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180516A (en) * | 2016-07-13 | 2016-12-07 | 江苏东顺新能源科技有限公司 | A kind of bucket tooth crown forging die |
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| CN106670369A (en) | 2017-05-17 |
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