CN206868999U - The forging ejecting structure of drop press - Google Patents
The forging ejecting structure of drop press Download PDFInfo
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- CN206868999U CN206868999U CN201720608488.5U CN201720608488U CN206868999U CN 206868999 U CN206868999 U CN 206868999U CN 201720608488 U CN201720608488 U CN 201720608488U CN 206868999 U CN206868999 U CN 206868999U
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Abstract
The forging ejecting structure of drop press, including mould are the utility model is related to, mould one side is provided with die cavity side, in addition to liftout attachment, and liftout attachment includes connecting plate, and its one end is provided with least two fore-sets, and the other end connects the ejector beam of drop press；Fore-set hole and connecting plate chamber are additionally provided with mould, fore-set hole one end connection die cavity side, other end connection connecting plate chamber, fore-set is adapted to fore-set hole, and in fore-set hole, fore-set end face combines the complete molding cavities to form mould with die cavity side；Connecting plate is located in connecting plate chamber, and connecting plate has gap along in the telescopic direction of ejector beam.Above-mentioned ejecting structure, suitable liftout attachment can be set according to special-shaped forge parts shape, mold shape is adapted to liftout attachment, and the ejector beam of press can drive liftout attachment to eject, you can promotes forging to deviate from from mould.This structure can apply to the special-shaped forge parts of diversified forms, can improve the convenience of forging depanning, can reduce forging deformation, damage.
Description
Technical field
Forging equipment is the utility model is related to, is particularly easy to the structure from mold ejection by special-shaped forge parts.
Background technology
Drop press, forging ejecting mechanism is both provided with substantially, in a mold after extrusion forming, ejecting mechanism operates forging
Forging is ejected from mold cavity by ejector beam, realizes forging depanning.
For large press, such as existing certain type 800MN drop presses, it is provided with a upper ejector beam, under three
Ejector beam, it is respectively used to upper die and lower die ejection.
Because the ejector beam position of press can not adjust in equipment, this causes some special-shaped structural parts, such as frame, beam, frame
Increased Deng forging depanning difficulty.
Reason is that special-shaped forge parts are generally complicated and have cavity or using asymmetrical design, cause press intrinsic
Ejector beam position can not touch special-shaped forge parts, or ejector beam is difficult to forging uniform application.Forging is caused not eject, or
Person deforms when ejecting because stress is improper, increases forging rehabilitation cost, even results in forging and scrap.
To overcome above mentioned problem, generally consider to change mold cavity, such as increase is easy to the forging dressing of ejection, by force will
The problems such as die cavity is offset to the methods of ejector beam, and this brings forging waste of material again, forging pressure unbalance loading is serious.
Utility model content
Technical problem to be solved in the utility model is：A kind of forging ejecting structure of drop press is provided, can be improved
The convenience of forging depanning, reduce or avoid forging caused by ejection action from deforming.
The utility model adopts the following technical scheme that：
The forging ejecting structure of drop press, including mould, mould one side are provided with die cavity side, in addition to ejection dress
Put, the liftout attachment includes connecting plate, and connecting plate one end is provided with least two fore-sets, connecting plate other end connection die forging pressure
The ejector beam of machine, and the center line of at least one fore-set is located at outside the center line of the ejector beam；
It is additionally provided with fore-set hole and connecting plate chamber in mould, fore-set hole one end connection die cavity side, described in other end connection
Connecting plate chamber, the fore-set are adapted to fore-set hole, and fore-set is located in fore-set hole, and fore-set end face combines to be formed with the die cavity side
The complete molding cavities of mould；
The connecting plate is located in connecting plate chamber, and connecting plate chamber size is more than the connecting plate, makes connecting plate along liftout
There is gap in the telescopic direction of bar.
Further, the connecting plate is provided with spring between the face of ejector beam and mould.
Further, the connecting plate is rectangular slab, and rectangular short side position is outwardly semicircular arc.
Further, the side of the connecting plate connection ejector beam is additionally provided with reinforcement.
Further, the complete molding cavities of the forging are the die cavity of annular forging piece.
The beneficial effects of the utility model are：The forging ejecting structure of above-mentioned drop press, there is liftout attachment, ejection dress
Put and suitable fore-set is set according to special-shaped forge parts shape, mold shape is adapted to liftout attachment, and the ejector beam that press carries can be with
Liftout attachment ejection is driven, fore-set can promote forging to deviate from from mould.This structure can apply to the special-shaped forge parts of diversified forms,
The convenience of forging depanning can be improved, forging deformation, damage caused by ejection action can be reduced or avoided.
Brief description of the drawings
Fig. 1 is the conventional ejection schematic diagram of press；
The mould schematic diagram that Fig. 2 the utility model is related to；
The liftout attachment schematic diagram that Fig. 3 the utility model is related to；
The schematic diagram of the liftout attachment installation that Fig. 4 the utility model is related in a mold；
Reference is in figure：Mould 1, die cavity 10, die cavity side 11, fore-set hole 12, connecting plate chamber 13, ejector beam 15,
Fore-set 22, connecting plate 23, spring 3.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples：
The forging ejecting structure of drop press, including mould 1, the one side of mould 1 are provided with die cavity side 11, in addition to ejection
Device, the liftout attachment include connecting plate 23, and the one end of connecting plate 23 is provided with least two fore-sets 22, the other end of connecting plate 23
The ejector beam 15 of drop press is connected, and the center line of at least one fore-set 22 is located at outside the center line of the ejector beam 15；
Fore-set hole 12 and connecting plate chamber 13, the one end of fore-set hole 12 connection die cavity side 11, the other end are additionally provided with mould 1
Connect the connecting plate chamber 13, the fore-set 22 is adapted to fore-set hole 12, and fore-set 22 is located in fore-set hole 12, the end face of fore-set 22 with
Combine the complete molding cavities for forming mould in the die cavity side 11；
The connecting plate 23 is located in connecting plate chamber 13, and the size of connecting plate chamber 13 is more than the connecting plate 23, makes connection
There is gap in telescopic direction of the plate 23 along ejector beam 15.
Forging ejecting structure of the present utility model, liftout attachment is set in mould, and the shape of liftout attachment can basis
The design features of special-shaped forge parts designs, and the ejector beam carried using press drives liftout attachment operation, can be by forging from type
Released in chamber.
Specifically, as shown in Fig. 2 the one side of mould 1 is provided with die cavity side 11, so-called mould 1 can be the upper of press
Mould and/or lower mould, die cavity side 11 are the side for the die cavity of forging process for fuel shaping.Die cavity side 11 is used to fill with ejection
Combine the complete molding cavities to form the mould in the end face of fore-set 22 put.
As shown in Figure 2,3, liftout attachment includes connecting plate 23, and the one end of connecting plate 23 is provided with least two fore-sets 22, with
Liftout attachment shape is corresponding, and fore-set hole 12 and connecting plate chamber 13, and the one end of fore-set hole 12 connection die cavity are provided with mould 1
Side 11, the other end connect the connecting plate chamber 13.
As shown in figure 4, connecting plate 23 is located in connecting plate chamber 13, fore-set 22 can just load fore-set hole 12.
Fore-set 22 is adapted to fore-set hole 12, including size shape adaptation, the relative position of each fore-set 22 are also adapted to, and are allowed every
Individual fore-set 22 can freely stretch in corresponding fore-set hole 12 respectively.And not have between fore-set 22 and fore-set hole 12 too many
Gap, to increase die table, the gap between preferable fore-set 22 and fore-set hole 12 is 1.5mm.
The complete molding cavities to form the mould are combined with the die cavity side 11 in the end face of fore-set 22；It can be forged by the complete molding cavities
The forging shape of needs, such as the embodiment shown in Fig. 4 are produced, for lower mould, the complete molding cavities of the lower mould are under annular forging piece
Model cavity, annular forging piece can be forged by coordinating with corresponding upper mould, it is clear that, mould can also open up fore-set hole thereon, connection
Plate chamber, and corresponding liftout attachment is set.
The size of connecting plate chamber 13 is more than the connecting plate 23, makes between having in telescopic direction of the connecting plate 23 along ejector beam 15
Gap, and be not in jam during expanding-contracting action, especially along in the telescopic direction of ejector beam 15, connecting plate 23 and mould 1 it
Between to have enough gaps, ensure that fore-set 22 has and stretch out stroke enough and eject forging from die cavity.
Connecting plate 23 is away from the ejector beam 15 of one end of fore-set 22 connection drop press, the original-pack ejecting mechanism of forging press
Connecting plate 23 and fore-set 22 can be driven flexible by ejector beam 15.
Due to the forging that this structure can not be ejected normally suitable for original-pack ejector beam 15, therefore at least there is a fore-set 22
Center line be located at outside the center line of the ejector beam 15, be at least one fore-set 22 ejection position it is not former with press
The ejection position for filling ejector beam 15 overlaps.
Such as the conventional ejecting structure shown in Fig. 1, for annular forging piece, its die cavity 10 be located at original-pack ejector beam 15 it
Outside, forging can not be ejected normally.Using structure of the present utility model, as shown in figure 4, die cavity side 11 is combined with the end face of fore-set 22
Form die cavity, annular forging piece extrusion forming in combinations thereof die cavity.Then the ejector beam 15 of press drives connecting plate 23 and top
Post 22 is stretched out upwards, and forging can be ejected normally.Tiny for different forging shapes, especially some sizes, structure is multiple
Miscellaneous special-shaped forge parts, in Making mold, you can to reserve suitable fore-set hole 12 and connecting plate chamber 13, coordinate corresponding ejection
Device, forging can be made smoothly to eject, avoid forging from deforming or damage.
After fore-set 22 ejects, fore-set 22 and connecting plate 23 can be taken back original position by the mechanism of press, preferably may be used
To be the connecting plate 23 spring 3 is provided between the face of ejector beam 15 and mould 1.
As shown in figure 4, connecting plate 23 can be pressed down against by the elastic force of spring, fore-set 22 and connecting plate 23 is set to return to original position
Put, be easy to next forging to extrude, and spring 3 can eliminate the mechanical clearance of corresponding mechanism.
According to the features of shape of special-shaped forge parts, thus it is possible to vary quantity, shape and the distribution form of fore-set 22, and then can be with shadow
The shape and stressing conditions to connecting plate 23 are rung, therefore can be the connecting plate 23 of appropriate design.Such as the connection of circular plate-like shape
Multiple fore-sets 22 along annular layout can be set on plate 23.Can be rectangular short or connecting plate 23 is rectangular slab
Side position is outwardly semicircular arc, makes the stress equalization of connecting plate 23, avoids stress concentration.Or it can also be described
The side that connecting plate 23 connects ejector beam 15 is additionally provided with reinforcement, to increase structural strength.According to circumstances can also be in liftout
Bar 15 reconnects extension rod, is connected by extension rod with connecting plate 23.
Claims (5)
1. the forging ejecting structure of drop press, including mould (1), mould (1) are simultaneously provided with die cavity side (11), its feature
It is, in addition to liftout attachment, the liftout attachment include connecting plate (23), connecting plate (23) one end is provided with least two tops
Post (22), connecting plate (23) other end connect the ejector beam (15) of drop press, and the center line position of at least one fore-set (22)
Outside the center line of the ejector beam (15)；
Fore-set hole (12) and connecting plate chamber (13) are additionally provided with mould (1), fore-set hole (12) one end connects die cavity side (11),
The other end connects the connecting plate chamber (13), and the fore-set (22) is adapted to fore-set hole (12), and fore-set (22) is located at fore-set hole
(12) in, fore-set (22) end face combines the complete molding cavities to form mould with the die cavity side (11)；
The connecting plate (23) is located in connecting plate chamber (13), and connecting plate chamber (13) size is more than the connecting plate (23), makes
Connecting plate (23) has gap in the telescopic direction along ejector beam (15).
2. the forging ejecting structure of drop press as claimed in claim 1, it is characterised in that the connecting plate (23) is away from top
Spring (3) is provided between the face of material bar (15) and mould (1).
3. the forging ejecting structure of drop press as claimed in claim 1, it is characterised in that the connecting plate (23) is rectangular
Shape plate, and rectangular short side position is outwardly semicircular arc.
4. the forging ejecting structure of drop press as claimed in claim 1, it is characterised in that connecting plate (23) the connection top
The side of material bar (15) is additionally provided with reinforcement.
5. the forging ejecting structure of drop press as claimed in claim 1, it is characterised in that the complete molding cavities of the forging are
The die cavity of annular forging piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720608488.5U CN206868999U (en) | 2017-05-27 | 2017-05-27 | The forging ejecting structure of drop press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720608488.5U CN206868999U (en) | 2017-05-27 | 2017-05-27 | The forging ejecting structure of drop press |
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| Publication Number | Publication Date |
|---|---|
| CN206868999U true CN206868999U (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720608488.5U Active CN206868999U (en) | 2017-05-27 | 2017-05-27 | The forging ejecting structure of drop press |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252925A (en) * | 2019-07-25 | 2019-09-20 | 安徽安簧机械股份有限公司 | Piston head forging mold with annular compound post rod mechanism |
-
2017
- 2017-05-27 CN CN201720608488.5U patent/CN206868999U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252925A (en) * | 2019-07-25 | 2019-09-20 | 安徽安簧机械股份有限公司 | Piston head forging mold with annular compound post rod mechanism |
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