CN208437593U - A kind of ring flange forging and molding mold - Google Patents
A kind of ring flange forging and molding mold Download PDFInfo
- Publication number
- CN208437593U CN208437593U CN201820251241.7U CN201820251241U CN208437593U CN 208437593 U CN208437593 U CN 208437593U CN 201820251241 U CN201820251241 U CN 201820251241U CN 208437593 U CN208437593 U CN 208437593U
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- Prior art keywords
- forging
- finish
- upper mold
- mold
- fixed plate
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Abstract
The utility model belongs to a kind of ring flange forging and molding mold；Including first forging mould and finish-forging die, first forging mould includes just forging upper mould fixed plate, just forging upper mould fixed plate is connected by just forging backing plate with first forging upper mold, is just forged the corresponding position in upper mold lower part and is equipped with just forging lower die, and the bottom for just forging lower die is equipped with just forging lower mold fixed plate；Finish-forging die includes finish-forging upper mould fixed plate, and finish-forging upper mould fixed plate is connected by finish-forging backing plate with finish-forging upper mold, and the corresponding position in finish-forging upper mold lower part is equipped with finish-forging lower die, and the bottom of finish-forging lower die is equipped with finish-forging lower mold fixed plate；Have the advantages that primary heating, closed mould hot extrusion molding, can guarantee that product quality, machining allowance are small, stock utilization is high, high production efficiency and production cost are low.
Description
Technical field
The utility model belongs to ring flange production technical field, and in particular to a kind of ring flange forging and molding mold.
Background technique
The technique of currently manufactured flange is predominantly cast and two kinds of forging.The flange come is cast out, blank shape size is quasi-
Really, processing capacity is small, at low cost, but has casting flaw (stomata crackle is mingled with)；Cast-internal tissue it is streamlined it is poor (if it is
Cutting members, streamlined worse)；Forged flange generally it is more carbon containing than cast flange it is low be not easy to get rusty, forging is streamlined good, and tissue compares
Densification, mechanical performance are better than cast flange；The improper crystal grain that also will appear of forging technology is big or uneven, solidification cracking phenomenon, forging
Cost is higher than cast flange.Forging can bear higher shearing force and drawing force than casting.The advantages of casting, is to work out
More complicated shape, cost are relatively low；Forging advantage is that interior tissue is uniform, and there is no the stomatas in casting, is mingled with
Injurous defect.Comprehensive to measure, forging technology is better than casting technique.Forging technology generally uses traditional pneumatic hammer at present, but deposits
In following disadvantage: blank allowance is big, and overlap easily occurs in product surface, to first pass through ability after general Vehicle Processing before finishing product
It is finished by numerically controlled lathe, to cause materials and high labor cost, product competitiveness is low.
Utility model content
The purpose of the utility model is to overcome defect in the prior art, a kind of primary heating, closed mould hot extrusion are provided
It is molded, can guarantee the flange that product quality, machining allowance are small, stock utilization is high, high production efficiency and production cost are low
Disk forging and molding mold.
Purpose of the utility model is realized as follows: including first forging mould and finish-forging die, the just forging mould includes
Just forging upper mould fixed plate just forges upper mould fixed plate and is connected by just forging backing plate with first forging upper mold, it is corresponding just to forge upper mold lower part
Position is equipped with just forging lower die, and the bottom for just forging lower die is equipped with just forging lower mold fixed plate；The middle part of the just forging upper mold lower surface
Equipped with first forging step cylinder, just forges to offer on the corresponding just forging upper mold lower surface in outside of step cylinder and just forge annulus
Shape groove；Just the top of forging lower die is equipped with just forging inner cavity, and the middle part for just forging inner cavity upper surface is horizontal, the horizontal edge in middle part
It is connected with the upper surface of first forging inner cavity side by arc-shaped step；In the just forging intracavity bottom and just forging lower mold fixed plate respectively
The first jogger hole is offered, the first mandril is movably installed in the first jogger hole；The finish-forging die includes that finish-forging upper mold is fixed
Plate, finish-forging upper mould fixed plate are connected by finish-forging backing plate with finish-forging upper mold, and the corresponding position in finish-forging upper mold lower part is equipped with eventually
Lower die is forged, the bottom of finish-forging lower die is equipped with finish-forging lower mold fixed plate；The middle part of finish-forging upper mold lower surface is equipped with finish-forging step
Cylindrical body, the outside of finish-forging step cylinder offer finish-forging circle shape groove on corresponding finish-forging upper mold lower surface；Finish-forging
The top of lower die is equipped with finish-forging inner cavity, offers the second jogger hole respectively in finish-forging inner cavity middle part and finish-forging lower mold fixed plate, the
The second mandril is movably installed in two jogger holes, corresponding finish-forging inner cavity upper surface is horizontal part on the outside of the second mandril, horizontal
It is varying diameter portion between portion and the upper surface of finish-forging inner cavity side.
Preferably, the outer diameter of the just forging upper mold is adapted with the internal diameter of first forging inner cavity, the outer diameter and finish-forging of finish-forging upper mold
The internal diameter of inner cavity is adapted.
Preferably, the area of the just forging upper mold lower surface is less than the area of finish-forging upper mold lower surface, just forges stepped cylindrical
In same level, the lower surface of finish-forging step cylinder is located under finish-forging upper mold for the lower surface of body and just forging upper mold lower surface
The lower part on surface.
Preferably, the surface area of the just forging inner cavity upper surface is less than the surface area of finish-forging inner cavity upper surface.
Preferably, the outer diameter of finish-forging step cylinder bottom is equal to the outer diameter of the second mandril.
The utility model have primary heating, closed mould hot extrusion molding, can guarantee product quality, machining allowance it is small,
The advantage that stock utilization is high, high production efficiency and production cost are low.
Detailed description of the invention
Fig. 1 is the first forging mould structural schematic diagram of the utility model.
Fig. 2 is the finish-forging die structural schematic diagram of the utility model.
Specific embodiment
In order to which the technical features, objects and effects to utility model are more clearly understood, Detailed description of the invention sheet is now compareed
The specific embodiment of utility model, identical label indicates identical component in the various figures.To make simplified form, in each figure
Part relevant to the utility model is only schematically shown, they do not represent its practical structures as product.
As shown in Figure 1, 2, the utility model is a kind of ring flange forging and molding mold, which includes first forging mould
And finish-forging die, the just forging mould include that just forging upper mould fixed plate 1, first upper mould fixed plate 1 of forging pass through just forging backing plate 2 and first forging
Upper mold 3 is connected, and just forges the corresponding position in 3 lower part of upper mold and is equipped with just forging lower die 4, and the bottom for just forging lower die 4 is equipped under just forging
Mould fixed plate 5；The middle part of just forging 3 lower surface of upper mold is equipped with just forging step cylinder 31, just forges the outer of step cylinder 31
It is offered on corresponding just forging 3 lower surface of upper mold in side and just forges circle shape groove 32；Just the top of forging lower die 4 is equipped in just forging
Chamber, the middle part for just forging inner cavity upper surface is horizontal, and the horizontal edge in middle part and the upper surface for just forging inner cavity side pass through arc
Step is connected；The just forging intracavity bottom and first forge offer the first jogger hole respectively in lower mold fixed plate 5, in the first jogger hole
It is movably installed with the first mandril 51；The finish-forging die includes finish-forging upper mould fixed plate 6, and finish-forging upper mould fixed plate 6 passes through finish-forging
Backing plate 7 is connected with finish-forging upper mold 8, and the corresponding position in 8 lower part of finish-forging upper mold is equipped with finish-forging lower die 9, the bottom of finish-forging lower die 9
Equipped with finish-forging lower mold fixed plate 10；The middle part of 8 lower surface of finish-forging upper mold is equipped with finish-forging step cylinder 81, finish-forging step circles
The outside of cylinder 81 offers finish-forging circle shape groove 82 on corresponding 8 lower surface of finish-forging upper mold；The top of finish-forging lower die 9 is set
There is a finish-forging inner cavity, offer the second jogger hole in the middle part of finish-forging inner cavity and in finish-forging lower mold fixed plate 10 respectively, in the second jogger hole
Be movably installed with the second mandril 101,101 outside corresponding finish-forging inner cavity upper surface of the second mandril is horizontal part, horizontal part with
It is varying diameter portion 91 between the upper surface of finish-forging inner cavity side.The outer diameter of the just forging upper mold 3 is adapted with the internal diameter of first forging inner cavity,
The outer diameter of finish-forging upper mold 8 is adapted with the internal diameter of finish-forging inner cavity.The area of just forging 3 lower surface of upper mold is less than finish-forging upper mold 8
The area of lower surface just forges the lower surface of step cylinder 31 and just forging 3 lower surface of upper mold is in same level, finish-forging step
The lower surface of cylindrical body 81 is located at the lower part of 8 lower surface of finish-forging upper mold.The surface area of the just forging inner cavity upper surface is less than finish-forging
The surface area of inner cavity upper surface.The outer diameter of 81 bottom of finish-forging step cylinder is equal to the outer diameter of the second mandril 101.
A method of ring flange being forged and pressed using ring flange forging and molding mold, includes the following steps: step 1: by steel ingot
Blank heating is to required temperature；Step 2: the steel ingot blank after heating in step 1 is placed on to the first forging inner cavity of just forging lower die 4
In, using the drive of great tonnage hydraulic machine, just forging upper mould fixed plate 1, just forging backing plate 2 and first forging upper mold 3 are moved downward, and carry out just forging
Forging and stamping, are made ring flange blank；Step 3: ring flange blank is placed in the finish-forging inner cavity of finish-forging lower die 9, large-tonnage is used
Hydraulic press drives finish-forging upper mould fixed plate 6, finish-forging backing plate 7 and finish-forging upper mold 8 to move downward, and carries out finish-forging to ring flange blank,
Then make great tonnage hydraulic machine that finish-forging upper mould fixed plate 6, finish-forging backing plate 7 and finish-forging upper mold 8 be driven to move upwards, to complete to forge
Pressure；Ring flange after above-mentioned forging and stamping, upper surface are equipped with annular lug, can guarantee that medium does not leak when in use；Separately
Outside, the weight of the ring flange concentrates on the middle part of ring flange, the finish-forging step circles in the hole of ring flange center and finish-forging upper mold 8
Cylinder 81 sticks together, and when the stopping of great tonnage hydraulic machine moves upwards, finish-forging step cylinder 81 and ring flange are in inertia and method
Under the action of blue disk gravity, ring flange can be fallen in the finish-forging inner cavity of finish-forging lower die 9, effectively prevent finish-forging step cylinder
81 and the defect that sticks together during forging and stamping of ring flange.The utility model after the completion of first forging, 51 bottom of the first mandril
Hydraulic Cylinder mandril moves up, and ring flange is released and just forges lower die 4；Finish-forging is at rear, the hydraulic cylinder of 101 bottom of the second mandril
It pushes mandril to move up, ring flange is released into finish-forging inner cavity.
Ring flange is made by extrusion forming twice in steel blank by the utility model, and ring flange is made to guarantee density and intensity
While, avoiding part, substantial situation does not occur；The mold hot extrusion steel billet makes flange while avoiding waste of raw materials
Fine and close and uniform material structure is formed inside disk, crystal grain is refined, especially the varying diameter portion of ring flange and convex annular block portion
Profile there is continuous reasonable metal streamline, to greatly improve the mechanical performance of ring flange；Pass through the work of the utility model
Make principle it is found that being greatly improved working efficiency using the mold, and can effectively avoid waste of material, the product produced
Have the characteristics that wearability is good, low in cost, non-trimming.
In the description of the present invention, it should be understood that term " inside ", " top ", " front end " etc. instruction
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as limiting the present invention.It is in the description of the present invention, it should be noted that unless another
There is specific regulation and limit, term " being equipped with ", " installation ", " connected " etc. shall be understood in a broad sense, for example, it may be fixed connect
It connects, is integrally connected, may be a detachable connection；The connection being also possible to inside two elements；It can be directly connected,
Can indirectly connected through an intermediary, for the ordinary skill in the art, can understand as the case may be on
State the concrete meaning of term in the present invention.The series of detailed descriptions listed above are practical new only for this
The feasible embodiment of type illustrates, they are all without departing from this not to limit the protection scope of the utility model
Equivalent implementations made by utility model skill spirit or change should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of ring flange forging and molding mold, it is characterised in that: the molding die includes first forging mould and finish-forging die, described
First forging mould includes just forging upper mould fixed plate (1), just forges upper mould fixed plate (1) and passes through just forging backing plate (2) and first forging upper mold (3) phase
Even, it just forges the corresponding position in upper mold (3) lower part and is equipped with just forging lower die (4), the bottom for just forging lower die (4) is equipped with just forging lower die
Fixed plate (5)；
The middle part of described just forging upper mold (3) lower surface is equipped with just forging step cylinder (31), just forges the outer of step cylinder (31)
It is offered on corresponding just forging upper mold (3) lower surface in side and just forges circle shape groove (32)；Just the top of forging lower die (4) is equipped with just
Inner cavity is forged, the middle part for just forging inner cavity upper surface is horizontal, and the horizontal edge in middle part and the upper surface of first forging inner cavity side pass through
Arc-shaped step is connected；The first jogger hole, the first top are offered on the just forging intracavity bottom and first forging lower mold fixed plate (5) respectively
The first mandril (51) are movably installed in rod aperture；
The finish-forging die includes finish-forging upper mould fixed plate (6), and finish-forging upper mould fixed plate (6) passes through finish-forging backing plate (7) and finish-forging
Upper mold (8) is connected, and the corresponding position in finish-forging upper mold (8) lower part is equipped with finish-forging lower die (9), and the bottom of finish-forging lower die (9) is set
There are finish-forging lower mold fixed plate (10)；
The middle part of finish-forging upper mold (8) lower surface is equipped with finish-forging step cylinder (81), outside finish-forging step cylinder (81)
Side offers finish-forging circle shape groove (82) on corresponding finish-forging upper mold (8) lower surface；The top of finish-forging lower die (9) is equipped with eventually
Inner cavity is forged, the second jogger hole is offered on finish-forging inner cavity middle part and finish-forging lower mold fixed plate (10) respectively, lives in the second jogger hole
Dynamic to be set with the second mandril (101), corresponding finish-forging inner cavity upper surface is horizontal part, horizontal part on the outside of the second mandril (101)
It is between the upper surface of finish-forging inner cavity side varying diameter portion (92).
2. a kind of ring flange forging and molding mold according to claim 1, it is characterised in that: just forging upper mold (3)
Outer diameter is adapted with the internal diameter of first forging inner cavity, and the outer diameter of finish-forging upper mold (8) is adapted with the internal diameter of finish-forging inner cavity.
3. a kind of ring flange forging and molding mold according to claim 1, it is characterised in that: under just forging upper mold (3)
The area on surface is less than the area of finish-forging upper mold (8) lower surface, the lower surface for just forging step cylinder (31) and just forging upper mold (3)
In same level, the lower surface of finish-forging step cylinder (81) is located at the lower part of finish-forging upper mold (8) lower surface for lower surface.
4. a kind of ring flange forging and molding mold according to claim 1, it is characterised in that: described just to forge inner cavity upper surface
Surface area be less than finish-forging inner cavity upper surface surface area.
5. a kind of ring flange forging and molding mold according to claim 1, it is characterised in that: the finish-forging step cylinder
(81) outer diameter of bottom is equal to the outer diameter of the second mandril (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251241.7U CN208437593U (en) | 2018-01-31 | 2018-01-31 | A kind of ring flange forging and molding mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251241.7U CN208437593U (en) | 2018-01-31 | 2018-01-31 | A kind of ring flange forging and molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208437593U true CN208437593U (en) | 2019-01-29 |
Family
ID=65095261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820251241.7U Expired - Fee Related CN208437593U (en) | 2018-01-31 | 2018-01-31 | A kind of ring flange forging and molding mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208437593U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625050A (en) * | 2019-09-10 | 2019-12-31 | 南京宏擎精密材料科技有限公司 | Novel flange piece machining and forming process |
| CN112893744A (en) * | 2021-01-18 | 2021-06-04 | 山西豪钢重工股份有限公司 | Method for producing hydraulic support column nest and column cap by adopting closed forging die |
| CN115921748A (en) * | 2022-12-26 | 2023-04-07 | 浙江精勇精锻机械有限公司 | Forming Die for Magnetic Lock Iron Core Hot Forging Machine |
-
2018
- 2018-01-31 CN CN201820251241.7U patent/CN208437593U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625050A (en) * | 2019-09-10 | 2019-12-31 | 南京宏擎精密材料科技有限公司 | Novel flange piece machining and forming process |
| CN110625050B (en) * | 2019-09-10 | 2021-11-30 | 南京宏擎精密材料科技有限公司 | Novel flange piece machining and forming process |
| CN112893744A (en) * | 2021-01-18 | 2021-06-04 | 山西豪钢重工股份有限公司 | Method for producing hydraulic support column nest and column cap by adopting closed forging die |
| CN112893744B (en) * | 2021-01-18 | 2023-03-10 | 山西豪钢重工股份有限公司 | Method for producing hydraulic support column nest and column cap by adopting closed forging die |
| CN115921748A (en) * | 2022-12-26 | 2023-04-07 | 浙江精勇精锻机械有限公司 | Forming Die for Magnetic Lock Iron Core Hot Forging Machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190129 Termination date: 20220131 |