CN208437592U - Ring flange forging and molding mold - Google Patents
Ring flange forging and molding mold Download PDFInfo
- Publication number
- CN208437592U CN208437592U CN201820251040.7U CN201820251040U CN208437592U CN 208437592 U CN208437592 U CN 208437592U CN 201820251040 U CN201820251040 U CN 201820251040U CN 208437592 U CN208437592 U CN 208437592U
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- 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.
The purpose of this utility model is achieved like this: the molding die includes first forging mould and finish-forging die, described
First forging mould includes just forging upper mould fixed plate, just forges upper mould fixed plate and is connected by just forging backing plate with just forging upper mold, just forges upper mold
The corresponding position in lower part is equipped with just forging lower die, and the bottom for just forging lower die is equipped with just forging lower mold fixed plate；It is described just to forge upper mold
The middle part of lower surface is equipped with just forging step cylinder, just forges and opens on the corresponding just forging upper mold lower surface in outside of step cylinder
Equipped with first forging circle 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, middle part
Horizontal edge is connected with the upper surface of first forging inner cavity side by arc-shaped step；The just forging intracavity bottom and just forging lower die
The first jogger hole is offered in fixed plate respectively, the first mandril is movably installed in the first jogger hole；The finish-forging die includes
Finish-forging upper mould fixed plate, finish-forging upper mould fixed plate are connected by finish-forging backing plate with finish-forging upper mold, and finish-forging upper mold lower part is corresponding
Position is equipped with finish-forging lower die, and the bottom of finish-forging lower die is equipped with finish-forging lower mold fixed plate；It is offered in the middle part of the finish-forging backing plate
Backing plate cavity is movably set with the locating convex block of bottom belt formed punch in backing plate cavity, and formed punch movable set is in finish-forging upper mold
In mandril mounting hole, the middle part of finish-forging upper mold lower surface is equipped with finish-forging circle shape groove；The center of circle of the formed punch and finish-forging annulus
The distance of shape recess edge is equal to the just center of circle of forging step cylinder lower surface and forges at a distance from circle shape groove edge with first；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
The lower surface of body and just forging upper mold lower surface are in same level.
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 the ram 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 ring flange forging and molding mold, which includes first forging mould and end
Forging mould, 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 are connected, and just forge the corresponding position in 3 lower part of upper mold equipped with just forging lower die 4, the bottom for just forging lower die 4 is solid equipped with just forging lower die
Fixed board 5；The middle part of just forging 3 lower surface of upper mold is equipped with just forging step cylinder 31, just forges the outside phase of step cylinder 31
It is offered on corresponding just forging 3 lower surface of upper mold and just forges circle shape groove 32；Just the top of forging lower die 4 is equipped with just forging inner cavity, just
The middle part for 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 phase
Even；The first jogger hole, movable sleeve in the first jogger hole are offered respectively in the just forging intracavity bottom and just forging lower mold fixed plate 5
Equipped with the first mandril 51；The finish-forging die includes finish-forging upper mould fixed plate 6, finish-forging upper mould fixed plate 6 by finish-forging backing plate 7 with
Finish-forging upper mold 8 is connected, and the corresponding position in 8 lower part of finish-forging upper mold is equipped with finish-forging lower die 9, and the bottom of finish-forging lower die 9 is equipped with eventually
Forge lower mold fixed plate 10；The middle part of the finish-forging backing plate 7 offers backing plate cavity 71, is movably set with bottom in backing plate cavity 71
Locating convex block 72 with formed punch 73,73 movable set of formed punch is in the mandril mounting hole in finish-forging upper mold 8,8 following table of finish-forging upper mold
The middle part in face is equipped with finish-forging circle shape groove 81；The center of circle of the formed punch 73 is equal at a distance from 81 edge of finish-forging circle shape groove
Just the center of circle of forging 31 lower surface of step cylinder is at a distance from first forging 32 edge of circle shape groove；The top of finish-forging lower die 9 is equipped with
Finish-forging inner cavity, offers the second jogger hole respectively in the middle part of finish-forging inner cavity and in finish-forging lower mold fixed plate 10, living in the second jogger hole
Dynamic to be set with the second mandril 101,101 outside corresponding finish-forging inner cavity upper surface of the second mandril is horizontal part, horizontal part and end
Forging is varying diameter portion 91 between the upper surface of inner cavity side.The outer diameter of the just forging upper mold 3 is adapted with the internal diameter of first forging inner cavity, eventually
The outer diameter of 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 under finish-forging upper mold 8
The area on surface just forges the lower surface of step cylinder 31 and just forges 3 lower surface of upper mold in same level.In the just forging
The surface area of chamber upper surface is less than the surface area of finish-forging inner cavity upper surface.The outer diameter of 73 bottom of formed punch is equal to the second mandril
101 outer diameter.
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 the top of locating convex block 72 passes through end
The bottom of forging upper mould fixed plate 6 is positioned, and the bottom of mandril 73 and finish-forging upper mold 8 carry out finish-forging to ring flange blank, then
Make large tonnage pressing 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 and press；
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；In addition,
The weight of the ring flange concentrates on the middle part of ring flange, when large tonnage pressing machine drives finish-forging upper mould fixed plate 6, finish-forging backing plate 7
When moving upwards with finish-forging upper mold 8, finish-forging upper mould fixed plate 6, finish-forging backing plate 7 and finish-forging upper mold 8 are moved upwards, locating convex block 72
It is first moved downward to the top of finish-forging upper mold 8 under gravity, and as finish-forging upper mold 8 moves up, to drive punching
First 73 move up；The lower part of formed punch 73 sticks together with ring flange center hole, when large tonnage pressing machine stopping moves upwards, punching
It under the action of first 73 by inertia and gravity, first moves upwards and moves still further below, apply the power of a vertical tremor to ring flange, from
And guarantees ring flange and the lower part of formed punch 73 and be smoothly detached from；When there are special circumstances, as: by the inertia and gravity of formed punch 73
When effect low punch 73 still sticks together with ring flange, since formed punch 73 moves down under gravity, make the upper table of ring flange
Gap is generated between face and finish-forging upper mold 8, at this point, crowbar etc. can be inserted into gap by ring flange and finish-forging upper mold Final 8's row point
From for solving the problems, such as ring flange and 73 adhesion of formed punch, while the structure of 71 locating convex block 72 of backing plate cavity and formed punch 73 can
To reduce resistance of ring flange during forging and forming.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)；
It is offered backing plate cavity (71) in the middle part of the finish-forging backing plate (7), bottom belt punching is movably set in backing plate cavity (71)
The locating convex block (72) of head (73), formed punch (73) movable set is in the mandril mounting hole in finish-forging upper mold (8), finish-forging upper mold
(8) middle part of lower surface is equipped with finish-forging circle shape groove (81)；The center of circle and finish-forging circle shape groove (81) of the formed punch (73)
The distance at edge is equal to the just center of circle of forging step cylinder (31) lower surface and forges at a distance from circle shape groove (32) edge with first；Eventually
The top for forging lower die (9) is equipped with finish-forging inner cavity, offers second respectively on finish-forging inner cavity middle part and finish-forging lower mold fixed plate (10)
Jogger hole is movably installed with the second mandril (101) in the second jogger hole, corresponding finish-forging inner cavity on the outside of the second mandril (101)
Upper surface is horizontal part, is between horizontal part and the upper surface of finish-forging inner cavity side varying diameter portion (91).
2. ring flange forging and molding mold according to claim 1, it is characterised in that: the outer diameter of just forging upper mold (3)
It 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.
3. ring flange forging and molding mold according to claim 1, it is characterised in that: described just to forge upper mold (3) lower surface
Area be less than finish-forging upper mold (8) lower surface area, just forge step cylinder (31) lower surface and just forging upper mold (3) following table
Face is in same level.
4. ring flange forging and molding mold according to claim 1, it is characterised in that: the table of the just forging inner cavity upper surface
Area is less than the surface area of finish-forging inner cavity upper surface.
5. ring flange forging and molding mold according to claim 1, it is characterised in that: the outer diameter of formed punch (73) bottom
Equal to the outer diameter of the second mandril (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251040.7U CN208437592U (en) | 2018-01-31 | 2018-01-31 | Ring flange forging and molding mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251040.7U CN208437592U (en) | 2018-01-31 | 2018-01-31 | Ring flange forging and molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208437592U true CN208437592U (en) | 2019-01-29 |
Family
ID=65096329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820251040.7U Expired - Fee Related CN208437592U (en) | 2018-01-31 | 2018-01-31 | Ring flange forging and molding mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208437592U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125301A (en) * | 2019-04-29 | 2019-08-16 | 邓州市良机锻压设备制造有限公司 | The dedicated forge die of cylinder barrel and forging method in a kind of coal mine hydraulic supporting |
| CN111745115A (en) * | 2020-07-21 | 2020-10-09 | 山东成通锻造有限公司 | Forging die and method for forging sprocket body |
| CN112059090A (en) * | 2020-10-03 | 2020-12-11 | 王建国 | Die for forging shaft coupling |
| CN112264567A (en) * | 2020-09-15 | 2021-01-26 | 宝鸡石油机械有限责任公司 | Die forging method for traveling block lifting ring for petroleum drilling machine lifting system |
| CN112570611A (en) * | 2020-11-25 | 2021-03-30 | 湖北三环锻造有限公司 | Differential mechanism shell extrusion punching process, punching die and forging die |
| CN113909379A (en) * | 2021-10-11 | 2022-01-11 | 中北大学 | Precision extrusion forming die of anchoring flange |
-
2018
- 2018-01-31 CN CN201820251040.7U patent/CN208437592U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110125301A (en) * | 2019-04-29 | 2019-08-16 | 邓州市良机锻压设备制造有限公司 | The dedicated forge die of cylinder barrel and forging method in a kind of coal mine hydraulic supporting |
| CN111745115A (en) * | 2020-07-21 | 2020-10-09 | 山东成通锻造有限公司 | Forging die and method for forging sprocket body |
| CN111745115B (en) * | 2020-07-21 | 2022-09-30 | 山东成通锻造有限公司 | Forging die and method for forging sprocket body |
| CN112264567A (en) * | 2020-09-15 | 2021-01-26 | 宝鸡石油机械有限责任公司 | Die forging method for traveling block lifting ring for petroleum drilling machine lifting system |
| CN112059090A (en) * | 2020-10-03 | 2020-12-11 | 王建国 | Die for forging shaft coupling |
| CN112059090B (en) * | 2020-10-03 | 2022-05-06 | 青岛宏达锻压机械有限公司 | Die for forging shaft coupling |
| CN112570611A (en) * | 2020-11-25 | 2021-03-30 | 湖北三环锻造有限公司 | Differential mechanism shell extrusion punching process, punching die and forging die |
| CN113909379A (en) * | 2021-10-11 | 2022-01-11 | 中北大学 | Precision extrusion forming die of anchoring flange |
| CN113909379B (en) * | 2021-10-11 | 2023-10-13 | 中北大学 | Precise extrusion forming die for anchoring flange |
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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 |