CN104439009A - Axial closed rolling forming equipment - Google Patents
Axial closed rolling forming equipment Download PDFInfo
- Publication number
- CN104439009A CN104439009A CN201410756476.8A CN201410756476A CN104439009A CN 104439009 A CN104439009 A CN 104439009A CN 201410756476 A CN201410756476 A CN 201410756476A CN 104439009 A CN104439009 A CN 104439009A
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- CN
- China
- Prior art keywords
- forming equipment
- upper die
- lower mold
- driving mechanism
- mold assemblies
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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
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/32—Making machine elements wheels; discs discs, e.g. disc wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses axial closed rolling forming equipment, relates to forming equipment for symmetric rotary type forged pieces, and particularly relates to forming equipment for large disc type forged pieces. The axial closed rolling forming equipment comprises an upper die assembly, an upper die holder, a lower die assembly and a lower die holder. The upper die assembly is rotationally fixed to a position below the upper die holder, the lower die assembly is rotationally fixed to a position above the lower die holder, and a rotary shaft of the upper die assembly intersects with a rotary shaft of the lower die assembly. The axial closed rolling forming equipment has the advantages that the axial closed rolling forming equipment is convenient to mount, can be used as an accessory of a hydraulic press, is speedy in use and simple in operation and has a forming mode similar to a die forging mode; a blank forming procedure can be jointly controlled by three factors including an inclination angle of an upper die, the feeding amount per rotation and the feeding speed, and accordingly the axial closed rolling forming equipment is high in flexibility as compared with the die forging mode of the hydraulic press.
Description
Technical field
The present invention relates to a kind of former of symmetry revolution forging, particularly relate to the former of large disc type forging.
Background technology
It is several that the forming technique of current diskware mainly contains open die forging, hydraulic press die forging, hammer die forging and fly press die forging etc.Open die forging metal stock is placed in up and down between anvil block of forging equipment, by applying impulsive force or pressure, directly makes blank produce plastic deformation and obtain a kind of processing method of required forging.The feature of open die forging uses universal fixture quick, flexible, is applicable to the production of single-piece, small lot and heavy forging.Open die forging is mainly used in single-piece, small lot batch manufacture.Die forging refer to metal stock is placed in forging equipment upper/lower die between, by applying impulsive force or pressure, making metal stock generation plastic deformation, obtaining a kind of processing method of the forging identical with impression shape.The feature of liquid stamp forging hydraulic press is that work top is roomy, stroke long, the pressure of hydraulic fluid is high, forging ability is large, and in the whole course of work, the change of pressure and speed is little, stable working, vibration & noise are all smaller, be conducive to the working condition improving workman, special requirement is not had to factory building and surrounding environment yet.Therefore, hydraulic press die forging is suitable for forging the solid or hollow forging of the dish type of large-scale almag, titanium alloy and high temperature alloy, deep hole forging and gathering stock, applies more extensive in aviation, shipbuilding, automobile and other industries.In addition, the advantage that has in the extraordinary forging such as isothermal forging, superplastic forging of hydraulic press die forging.Hammer die forging is mainly used in the production in enormous quantities of forging, is forging method the most basic in forging.Because die hammer has, versatility is comparatively strong, production efficiency advantages of higher, and therefore hammer die forging is also one of forging method most widely used in forging.Fly press has the operating characteristic of forging hammer, can carry out the strike repeatedly of different distortion degree, so it can provide large strain energy of distortion for the large deformation such as jumping-up, extruding.On the other hand, it also can be the small deformations such as pressure-sizing, impression, finish-forging and provides large deformation force, and thus process applications is extensive, and can meet the power energy requirement of various swaging deformation operation, the scope of application is wider; Because fly press has lower push rod device, therefore can carry out gathering stock or extruding to stock forging, in addition, two parting or many partings combined die can also be adopted, forge the forging without draft angle or little draft angle, and both direction there is the forging of depression; Because ram travel is not fixed, forging by the impact of frame elastic deformation, can carry out precision die forging and without burr die forging in the dimensional accuracy of short transverse on fly press.
Above-mentioned former all belongs to solid forging equipment, and the mould that its distinguishing feature is to need high-strength heat-resistant superior and large-tonnage Output pressure equipment, shaping load is along with carrying out the exponentially growth trend of forging.
Summary of the invention
It is low that the present invention aims to provide a kind of load, requires low axial enclosed roll milling forming equipment to mold performance.
Axial enclosed roll milling forming equipment provided by the present invention, comprise upper die component, upper bolster, lower mold assemblies and die shoe, wherein upper die component is rotatably fixed under upper bolster, lower mold assemblies is rotatably fixed on die shoe, and the turning cylinder of upper die component is crossing with the turning cylinder of lower mold assemblies.
Preferably, the angle between the turning cylinder of upper die component and the turning cylinder of lower mold assemblies is 2-10 degree.
More preferably, also comprise driving mechanism, driving mechanism and follower, wherein driving mechanism is connected with driving mechanism and drives driving mechanism, and driving mechanism is connected with follower and drives follower, and follower is connected with lower mold assemblies and drives lower mold assemblies to rotate.
Further preferably, described driving mechanism is worm screw, and follower is worm gear, and worm and wheel engages, and worm gear is fixedly linked by bolt and lower mold assemblies.
Or still more preferably, described lower mold assemblies is made up of counterdie and main shaft, wherein counterdie, main shaft is bolted with follower and is connected, and main shaft is connected with die shoe rotationally by bearing.
Or still more preferably, described counterdie upper surface is concave shape.
Or still more preferably, described upper die component is made up of the patrix swash plate be fixedly connected with and patrix, and described patrix swash plate is connected with upper bolster rotationally by bearing.
Upper and lower membrane module of the present invention all can sway, and their turning cylinder intersect instead of point-blank, during work, it is that workpiece generation continuous and local is out of shape, and therefore required deformation force is little, and nominal pressure can be replaced to be the traditional forming apparatus of its nominal pressure 8 ~ 20 times.Described axial enclosed roll milling forming equipment forming quality of the present invention is high, and load is little, and working condition is good, production efficiency is high, without shock and vibration and noise, can be widely used in the heat of axisymmetric parts, gentle cold forming, realize few without machining, significantly reduce production cost.
Simultaneously due to patrix intermittent work, thus wear-resistant, lost efficacy slow, die life is long, therefore the performance requirement of the present invention to mould is low.
The present invention is easy for installation, can use, use quick as hydraulic press accessory, simple to operate, forming mode and die forging similar.In addition forming process by the forming process of the inclination angle of mold, feed of every rotation and feed speed three factor co-controlling blanks, can have greater flexibility than hydraulic press die forging.
Accompanying drawing explanation
Fig. 1 is the positive view of embodiment one.
In figure, 1. upper bolster, 2. bearing, 3. patrix swash plate, 4. patrix, 5. workpiece (blank), 6. counterdie, 7. worm gear, 8. main shaft, 9. worm screw, 10. die shoe.
Detailed description of the invention
Further illustrate the present invention below in conjunction with accompanying drawing and embodiment, but they are only for illustrating, and restriction protection scope of the present invention can not be interpreted as.
Embodiment one
As shown in the figure, axial enclosed roll milling forming equipment of the present invention, comprises driving mechanism, driving mechanism, follower, upper die component, upper bolster 1, lower mold assemblies and die shoe 10.
In the present embodiment, described driving mechanism is threephase asynchronous machine, and driving mechanism is worm screw 9, and follower is worm gear 7.Other similar device can certainly be selected.Wherein worm screw 9 and worm gear 7 engage each other, and Three-phase Induction Motor Control worm screw 9 drives worm screw 9 to rotate, and worm screw 9 drives worm gear 7 to rotate.
Described lower mold assemblies is made up of counterdie 6 and main shaft 8, wherein counterdie 6, and main shaft 8 is bolted with worm gear 7 and is connected, and main shaft 8 is connected with die shoe 10 rotationally by bearing 2.So counterdie 6 and main shaft 8 just sway under the drive of worm gear 7, and turning cylinder is vertical.
Described upper die component is made up of the patrix swash plate 3 be fixedly connected with and patrix, and described patrix swash plate 3 is connected with upper bolster 1 rotationally by bearing 2, and the turning cylinder of patrix swash plate 3 and patrix 4 becomes the angle of 2-10 degree with vertical direction.
Described counterdie 6 upper surface is concave shape.During work, the blank of workpiece 5 can put into counterdie 6 easily.Then press down upper bolster 1, patrix is depressured on blank for 4 times.Meanwhile, open threephase asynchronous machine, make it to drive counterdie 6 and blank to rotate.After patrix 4 contacts with blank, under skin-friction force effect, rotation will be driven by blank.
In whole mechanism, the downforce of the rotation of counterdie 6 and patrix 4 is only had to be need input torque and load, but because this mode of operation makes blank be that continuous and local distortion occurs, therefore required deformation force is little, so the corresponding reduction of required load, therefore, it is possible to replacement nominal pressure is the traditional forming apparatus of its nominal pressure 8 ~ 20 times.Simultaneously because patrix 4 is intermittent works, and load reduces, and therefore significantly reduces the performance requirement of mould.
Claims (7)
1. axial enclosed roll milling forming equipment, it is characterized in that comprising upper die component, upper bolster (1), lower mold assemblies and die shoe (10), wherein upper die component is rotatably fixed under upper bolster (1), lower mold assemblies is rotatably fixed on die shoe (10), and the turning cylinder of upper die component is crossing with the turning cylinder of lower mold assemblies.
2. axial enclosed roll milling forming equipment as claimed in claim 1, is characterized in that the angle between the turning cylinder of upper die component and the turning cylinder of lower mold assemblies is 2-10 degree.
3. axial enclosed roll milling forming equipment as claimed in claim 1 or 2, characterized by further comprising driving mechanism, driving mechanism and follower, wherein driving mechanism is connected with driving mechanism and drives driving mechanism, driving mechanism is connected with follower and drives follower, and follower is connected with lower mold assemblies and drives lower mold assemblies to rotate.
4. axial enclosed roll milling forming equipment as claimed in claim 3, it is characterized in that described driving mechanism is worm screw (9), follower is worm gear (7), and worm screw (9) engages with worm gear (7), and worm gear (7) is fixedly linked by bolt and lower mold assemblies.
5. the axial enclosed roll milling forming equipment as described in claim 3 or 4, it is characterized in that described lower mold assemblies is made up of counterdie (6) and main shaft (8), wherein counterdie (6), main shaft (8) is bolted with follower and is connected, and main shaft (8) is connected with die shoe (10) rotationally by bearing (2).
6. axial enclosed roll milling forming equipment as claimed in claim 3, is characterized in that described counterdie (6) upper surface is concave shape.
7. the axial enclosed roll milling forming equipment as described in claim 1 or 2 or 4, it is characterized in that described upper die component is made up of the patrix swash plate (3) be fixedly connected with and patrix (4), described patrix swash plate (3) is connected with upper bolster (1) rotationally by bearing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756476.8A CN104439009A (en) | 2014-12-11 | 2014-12-11 | Axial closed rolling forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410756476.8A CN104439009A (en) | 2014-12-11 | 2014-12-11 | Axial closed rolling forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104439009A true CN104439009A (en) | 2015-03-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410756476.8A Pending CN104439009A (en) | 2014-12-11 | 2014-12-11 | Axial closed rolling forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104439009A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799423A (en) * | 2017-01-18 | 2017-06-06 | 常州和仕达机械装备制造有限公司 | The eccentric building mortion and method of bowl-type thin-wall part |
| CN113649511A (en) * | 2021-08-24 | 2021-11-16 | 西北工业大学 | Preparation method of high-temperature alloy cake blank |
| CN113714446A (en) * | 2021-08-25 | 2021-11-30 | 西北工业大学 | Axial closed rolling forming device and method for large-diameter-thickness-ratio metal thin circular plate |
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| CN2072015U (en) * | 1990-08-29 | 1991-02-27 | 任胜先 | Rotary press ram for oil hydraulic press |
| CN2077764U (en) * | 1990-04-23 | 1991-05-29 | 天津大学 | Wobbly roller with plane static pressure thrust bearing |
| CN2080005U (en) * | 1990-09-07 | 1991-07-03 | 张晓林 | Swing mill |
| CN2277838Y (en) * | 1995-02-27 | 1998-04-08 | 中外合资大连金港锻造有限公司 | Non-swing type roller compaction machine |
| JP2004167554A (en) * | 2002-11-20 | 2004-06-17 | Matsushita Electric Ind Co Ltd | Forging press machine |
| CN102049440A (en) * | 2009-10-30 | 2011-05-11 | 于震 | Rotary operating platform type axial-rolling rolling machine |
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| CN103691864A (en) * | 2013-12-31 | 2014-04-02 | 赵国英 | Swinging rolling machine with double inclined surfaces |
| CN204449160U (en) * | 2014-12-11 | 2015-07-08 | 西安东耘新金属材料有限公司 | Axial enclosed roll milling forming equipment |
-
2014
- 2014-12-11 CN CN201410756476.8A patent/CN104439009A/en active Pending
Patent Citations (9)
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| CN2077764U (en) * | 1990-04-23 | 1991-05-29 | 天津大学 | Wobbly roller with plane static pressure thrust bearing |
| CN2072015U (en) * | 1990-08-29 | 1991-02-27 | 任胜先 | Rotary press ram for oil hydraulic press |
| CN2080005U (en) * | 1990-09-07 | 1991-07-03 | 张晓林 | Swing mill |
| CN2277838Y (en) * | 1995-02-27 | 1998-04-08 | 中外合资大连金港锻造有限公司 | Non-swing type roller compaction machine |
| JP2004167554A (en) * | 2002-11-20 | 2004-06-17 | Matsushita Electric Ind Co Ltd | Forging press machine |
| CN102049440A (en) * | 2009-10-30 | 2011-05-11 | 于震 | Rotary operating platform type axial-rolling rolling machine |
| CN102601583A (en) * | 2012-03-15 | 2012-07-25 | 胡长安 | Near-net forming manufacturing method of sliding bearing dual-metal thrust sleeve and mold thereof |
| CN103691864A (en) * | 2013-12-31 | 2014-04-02 | 赵国英 | Swinging rolling machine with double inclined surfaces |
| CN204449160U (en) * | 2014-12-11 | 2015-07-08 | 西安东耘新金属材料有限公司 | Axial enclosed roll milling forming equipment |
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| 吴昊: "螺旋齿轮温精密塑性成形数值模拟", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑 》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799423A (en) * | 2017-01-18 | 2017-06-06 | 常州和仕达机械装备制造有限公司 | The eccentric building mortion and method of bowl-type thin-wall part |
| CN106799423B (en) * | 2017-01-18 | 2019-03-22 | 常州和仕达机械装备制造有限公司 | The eccentric forming device and method of bowl-type thin-wall part |
| CN113649511A (en) * | 2021-08-24 | 2021-11-16 | 西北工业大学 | Preparation method of high-temperature alloy cake blank |
| CN113714446A (en) * | 2021-08-25 | 2021-11-30 | 西北工业大学 | Axial closed rolling forming device and method for large-diameter-thickness-ratio metal thin circular plate |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150325 |
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| RJ01 | Rejection of invention patent application after publication |