CN104841831B - Hydraulic multi-directional forging device - Google Patents
Hydraulic multi-directional forging device Download PDFInfo
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- CN104841831B CN104841831B CN201510249373.7A CN201510249373A CN104841831B CN 104841831 B CN104841831 B CN 104841831B CN 201510249373 A CN201510249373 A CN 201510249373A CN 104841831 B CN104841831 B CN 104841831B
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- 238000010274 multidirectional forging Methods 0.000 title abstract 3
- 238000005242 forging Methods 0.000 claims abstract description 33
- 239000003921 oil Substances 0.000 claims description 119
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000881 depressing effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000010727 cylinder oil Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The invention discloses a hydraulic multi-directional forging device. The hydraulic multi-directional forging device comprises a bearing plate, a rectangular rack and four oil supply cylinders connected with the bearing plate and the rectangular rack; the rectangular rack comprises an outer frame, an inner frame and four work cylinders; every two of four work cylinders are oppositely installed in the transverse central line and longitudinal central line of the rectangular rack; each work cylinder comprises a cylinder body, a piston located in the cylinder body, a small diameter piston rod and a big diameter piston rod which are respectively located at two ends of the piston, and a hammer located on the big diameter piston rod; the oil supply cylinder comprises a cylinder body and a piston located in the cylinder body, a big diameter piston rod located above the piston and a small diameter piston rod located below the piston; and an oil guide pipe is installed between the oil supply hole of the oil supply cylinder and the oil hole of the work cylinder. The forging device is capable of achieving the real-time synchronous movement of four hammers, uniformly deforming the workpiece, improving the production efficiency, using the hydraulic transmission force to reduce the friction force and energy loss effectively, and improving the device efficiency.
Description
Technical field
The present invention relates to metal material processing field and in particular to forging in multiway forging technical field.
Background technology
The requirement more and more higher to FMT technique and product quality for the development metal material processing field with technology.
It is constantly the development trend of forging industry to reduces cost, the propulsion of high efficiency direction, therefore, multiway forging technology is arisen at the historic moment.
The generation of multiway forging technology improves production efficiency and stock utilization to a certain extent, and can process common die forging
The complex part that cannot be completed with this.But, with being on the increase of various types of multidirectional open die forging equipment, these equipment institutes
The various problems existing are also increasingly apparent, and wherein distinct issues are that tup has it is impossible to reach in different directions force inequality
Effect is synchronous, and then leads to workpiece deformation uneven, affects forging process quality.
Existing four tups of four hammer forging devices control it is difficult to accomplish four tups synchronously applying pressure respectively, and two
The pressure in individual direction applies to be usually present time interval, and raw metal is formerly under pressure on the direction of effect and becomes first
Shape, another side upwards pressure and does not also apply, and can not form constraint very well to the deformation first occurring；Also there is reality in prior art
Now four hammer forging devices of synchronous extruding, but generally adopt wedge block principle, lead to effective depressing force that it can be provided by
Not enough power source half, and there is larger frictional force, increase energy loss.
Therefore, although existing four hammer forging devices realize workpiece is deformed along four direction applying pressure,
It is not solve the problems, such as stationary problem well and bigger depressing force is provided, these problems are all urgently to be resolved hurrily.
Content of the invention
For solve force that existing multiway forging equipment exists uneven it is impossible to effectively synchronous, friction loss energy is big etc. asks
Topic, it is more preferable that the present invention designs a kind of synchronism, using the teaching of the invention it is possible to provide the hydraulic pressure multiway forging device of bigger depressing force.
The technical scheme that the present invention provides is as follows:
A kind of hydraulic pressure multiway forging device, including bearing plate, the rectangular frame below described bearing plate and connection
Four of described bearing plate and described rectangular frame supply oil cylinder, and described rectangular frame includes outside framework, inner frame and connects institute
State four working cylinders of outside framework and described inner frame, described four working cylinders are relatively separately positioned on described rectangle machine two-by-two
On the cross central line and longitudinal centre line of frame,
Each working cylinder described includes cylinder body, the piston being located in cylinder body respectively, is respectively arranged at described piston two ends
Small bore piston bar and enlarged bore piston bar and be arranged at the tup on described enlarged bore piston bar；
Described each for oil cylinder include respectively cylinder body and be located at described cylinder body in piston, be respectively arranged on described piston
The enlarged bore piston bar of side and the small bore piston bar being arranged at below described piston；And
Described confession oil cylinder is corresponded with described working cylinder, described each pass through for each corresponding working cylinder of oil cylinder
Oil Guide pipeline connection, described Oil Guide pipeline is arranged between oil supplying hole and the oilhole of described working cylinder of described confession oil cylinder, described
Four hydraulic oil for oil cylinder is simultaneously entered one-to-one with it in the presence of described bearing plate by described Oil Guide pipeline
Working cylinder, the piston of described four working cylinders drives described tup to be operated in the presence of oil pressure simultaneously；Described confession oil cylinder
Cylinder body small bore piston bar oil pocket and enlarged bore piston bar oil pocket be divide into by its piston, described working cylinder cylinder body pass through its
Piston divide into small bore piston bar oil pocket and enlarged bore piston bar oil pocket, and the mode of communicating of described Oil Guide pipeline is described for making
Connect with the enlarged bore piston bar oil pocket of described working cylinder for the enlarged bore piston bar oil pocket of oil cylinder, the minor diameter of described confession oil cylinder
Piston rod oil pocket is connected with the small bore piston bar oil pocket of described working cylinder.Preferably, described outside framework includes being sequentially connected
Outside framework upper plate, outside framework left plate, outside framework lower plate and outside framework right plate, described inner frame includes the inside casing being sequentially connected
Frame upper plate, inner frame left plate, inner frame lower plate and inner frame right plate.
Preferably, described outside framework upper plate is provided with four first through holes, with described outside framework on described inner frame upper plate
Four the second through holes also are provided with the correspondence position of four first through holes of upper plate, described four first through holes and described four
Two through holes are used for being respectively mounted described four cylinder bodies supplying oil cylinder, four the second through holes of described inner frame upper plate and described outer
The center of circle o of four first through holes of framework upper plate is located at a same circumference with the center u of described bearing plate as the center of circle respectively
On, and it is respectively distributed to four apex of a rectangle.
Preferably, the piston area of described working cylinder is more than the piston area of described confession oil cylinder.
Preferably, the work area of piston corresponding to enlarged bore piston bar oil pocket of described working cylinder with big for oil cylinder
Corresponding to the ratio of the work area of piston corresponding to diameter piston bar oil pocket and described working cylinder small bore piston bar oil pocket
The work area of piston identical with the ratio of the work area of the piston corresponding to the small bore piston bar oil pocket for oil cylinder, and
This ratio is more than or equal to 2.
Preferably, the outside framework upper plate of described outside framework, outside framework left plate, outside framework lower plate and outside framework right plate and
It is both provided with one respectively on the inner frame upper plate of described inner frame, inner frame left plate, inner frame lower plate and inner frame right plate
Individual second through hole, the cylinder body of each working cylinder described is inserted respectively into positioned at second through hole of described outside framework with positioned at interior
In one the second through hole of framework.
Preferably, the tup of described four working cylinders respectively extend into described inside casing positioned at the piston rod of described working cylinder
On one end in frame, and transversely center line and longitudinal centre line are oppositely arranged two-by-two.
Preferably, entered by the way of screw bolt and nut between described confession oil cylinder, described working cylinder and described rectangular frame
Row is fixed.
Advantage for present invention is that the present invention need not multiway forging is special to be equipped with as by pumping plant, various valve in order to complete
The hydraulic power system of the control elements such as body composition, and only multiway forging device of the present invention need to be installed to the work of common hydraulic press
Can be synchronized with the movement effect using achieving four tups between dynamic crossbeam and workbench, and then so that workpiece is deformed uniformly, significantly
Improve production efficiency；Simultaneously using hydraulic pressure power transmission can greatly reduce relative movement in other similar devices make formed
Frictional force, decreases energy loss, improves energy utilization rate.The present invention, can ratio due to taking full advantage of the advantage of hydraulic pressure power transmission
Other similar devices provide bigger depressing force.
Brief description
Fig. 1 is the hydraulic pressure multiway forging device front view of the present invention；
Fig. 2 is the hydraulic pressure multiway forging device top view of the present invention；And
Fig. 3 is the oil circuit connection diagram in apparatus of the present invention for oil cylinder and working cylinder.
Specific embodiment
The present invention provides a kind of hydraulic pressure multiway forging device 100, including rectangular frame 5 and position bearing plate 1 to its upper,
The tup 9 of arrangement on the upper and lower, left and right four direction of rectangular frame 5, four are used for driving the work of tup 9 work respectively
Cylinder 7, and four of respectively four working cylinders 7 offer oil pressure are for oil cylinder 3.And it may be preferred that working cylinder 7 and supply oil cylinder
3 all from dual-rod hydraulic cylinder, and four working cylinder specifications are identical, and four supply oil cylinder specification identical, four working cylinders 7 and four fuel feeding
Cylinder 3 is one-to-one relation, and each supplies oil cylinder to correspond to a working cylinder, and provides hydraulic pressure for corresponding working cylinder
Oil.The diameter of piston rod at the piston two ends of each dual-rod hydraulic cylinder is different.1- Fig. 3 is carried out further specifically below in conjunction with the accompanying drawings
Bright.
It is mounted to the hydraulic pressure multiway forging device 100 between the moved cross beam of common hydraulic press and workbench shown in Fig. 1
Front view.Multiway forging device 100 include 1, underlying rectangular frame 5 of bearing plate above and
Multiple confession oil cylinders 3 that bearing plate 1 and rectangular frame 5 link together.Bearing plate 1 is connected with the moved cross beam of hydraulic press, square
Shape frame 5 is connected with the workbench of hydraulic press, and the downwardly and upwardly action of hydraulic press moved cross beam drives bearing plate 1 mutually to meet the tendency
Dynamic, each is simultaneously entered by Oil Guide pipeline in the presence of bearing plate 1 and is worked correspondingly with it for the hydraulic oil of oil cylinder 3
Cylinder 7, the piston of four working cylinders 7 drives its tup 9 to be operated in the presence of oil pressure simultaneously simultaneously, realizes multiway forging.
With reference to Fig. 1 and Fig. 2, outside framework 51 that rectangular frame 5 includes being set-located, inner frame 56 and multiple be arranged on
Working cylinder 7 between outside framework 51 and inner frame 56.Inner frame 56 and outside framework 51 are an entirety, and it passes through floor and panel
Etc. welded together it is illustrated that rectangular frame 5 be welding structure, but do not limit, in remaining embodiment, also can be changed to rectangle
The frame that solid steel block drilling fluid cylinder pressure installing hole is made, or directly casting one frame out.
Outside framework 51 by outside framework upper plate 52, outside framework lower plate 53, outside framework left plate 54 and outside framework right plate 55 according to
Secondary it is formed by connecting.Inner frame 56 also has the structure similar to outside framework 51, including the inner frame upper plate 57 being sequentially connected, inside casing
Frame lower plate 58, inner frame left plate 59 and inner frame right plate 60.As shown in figure 1, outside framework 51 and inner frame 56 are all rectangular
And corresponding each plate is parallel to each other.Here, bearing plate 1 and piston rod 4 can adopt welding manner, and other affixed side may also be employed
Formula.
Working cylinder 7 includes cylinder body 71, the piston rod 8 being located in cylinder body 71 and the tup 9 being located at piston rod 8 one end, piston
Small bore piston bar 81 and enlarged bore piston bar 82 that bar 8 includes piston 83 and is located at piston 83 two ends respectively, tup 9 is connected to
On one end of enlarged bore piston bar 82.According to the difference of piston rod 8 diameter being accommodated, cylinder body 71 be divide into little straight by piston 83
Footpath piston rod oil pocket and such two oil pockets of enlarged bore piston bar oil pocket.Working cylinder 7 is usually provided with 4, is separately positioned on
On the cross central line x and longitudinal centre line z of rectangular frame 5, that is, along upper and lower, left and right between outside framework 51 and inner frame 56
The center of four direction is respectively provided with a working cylinder 7, and the specification size of four working cylinders 7 is identical.The cylinder of four working cylinders 7
Body 71 is inserted respectively into outside framework upper plate 52 positioned at outside framework 51, outside framework lower plate 53, outside framework left plate 54 and outside framework
The second through hole 62 on right plate 55 and the inner frame upper plate 57 positioned at inner frame 56, inner frame lower plate 58, inner frame left plate
59 and inner frame right plate 60 on the second through hole 62 in.4 tups 9 are respectively positioned on that piston rod 8 extend in inner frame 56
On end, and transversely center line x and longitudinal centre line z is oppositely arranged two-by-two.
Include cylinder body 31 and the piston rod 4 being located in cylinder body 31 for oil cylinder 3, piston rod 4 includes piston 43, is located at piston 43
The enlarged bore piston bar 42 of top and the small bore piston bar 41 being located at piston 43 lower section.According to piston rod 4 diameter being accommodated
Difference, cylinder body 31 divide into small bore piston bar oil pocket and such two oil pockets of enlarged bore piston bar oil pocket by piston 43.
It is usually provided with 4 for oil cylinder 3.As shown in Fig. 2 four first through holes 61 are provided with outside framework upper plate 52, correspondingly,
Four the second through holes 62 also are provided with inner frame upper plate 57.The center of circle o of each first through hole 61 and the second through hole 62 is all located at
In a same circumference with the center u of bearing plate 1 as the center of circle, and it is respectively distributed on four angles of a rectangle.Four fuel feeding
The cylinder body 31 of cylinder 3 is inserted respectively in every group of first through hole 61 opposing upper and lower and the second through hole 62.So, four supply oil cylinder 3
It is centered around around the working cylinder 7 between outside framework upper plate 52 and inner frame upper plate 57 and configure.Working cylinder 7, for oil cylinder 3 with
Bolt/nut fixed form or other fixed forms well known in the art is adopted between rectangular frame 5.
As shown in figure 3, being respectively equipped with multiple oil supplying holes 2 on the upper and lower of cylinder body 31 for oil cylinder 3, working cylinder 7 exists
Cylinder body 71 is provided with the oilhole 6 communicating respectively with small bore piston bar oil pocket and enlarged bore piston bar oil pocket, and Oil Guide pipeline 10 is even
It is connected on between the oil supplying hole 2 of oil cylinder 3 and the oilhole 6 of working cylinder 7.The mode of communicating of Oil Guide pipeline 10 is to make to supply oil cylinder 3
Enlarged bore piston bar oil pocket is connected with the enlarged bore piston bar oil pocket of working cylinder 7, the small bore piston bar oil pocket for oil cylinder 3 and work
Make the small bore piston bar oil pocket connection of cylinder 7.In including an one group of connection supplying in oil cylinder 3 and a working cylinder 7, work
The work area of the piston 73 of cylinder 7 is more than the work area of the piston 43 for oil cylinder 3；And, the enlarged bore piston bar of working cylinder 7
The work area of piston 73 corresponding to oil pocket and the working face for the piston 43 corresponding to the enlarged bore piston bar oil pocket of oil cylinder 3
The work area of piston 73 corresponding to long-pending ratio and working cylinder 7 small bore piston bar oil pocket and the small bore piston for oil cylinder 3
The ratio of the work area of piston 43 corresponding to bar oil pocket is identical, and this ratio is preferably not less than 2:1.So can achieve
The effect that four tups 9 are synchronized with the movement.
When the multiway forging device of the present invention works, bearing plate 1 is affixed with the moved cross beam of common hydraulic press, rectangle machine
Frame is affixed with workbench, and the pressing action of hydraulic press moved cross beam drives bearing plate 1 to move downward, bearing plate 1 and then drive four
The piston rod 4 of individual confession oil cylinder 3 pushes, and now, each supplies oil cylinder 3 by the oil supplying hole 2 positioned at cylinder body 31 bottom by its minor diameter
The fluid of piston rod oil pocket enters the small bore piston bar oil pocket of relevant work cylinder 7 so that in working cylinder 7 by Oil Guide pipeline 10
Piston move towards workpiece direction in the presence of high-voltage oil liquid, promote the tup 9 being located at piston rod 8 end to complete extruding dynamic
Make.In the same manner, when hydraulic press backhaul, the moved cross beam of hydraulic press by bearing plate 1 drive four piston rods 4 supplying oil cylinder 3 to
Upper motion, the fluid in its enlarged bore piston bar oil pocket is passed through Oil Guide pipeline by the oil supplying hole 2 passing through cylinder body 31 top for oil cylinder 3
The enlarged bore piston bar oil pocket of 10 entrance relevant work cylinders 7, the pressure reduction of piston both sides fluid provides enough backhauls for tup 9
Power, completes the backhaul action of tup 9.
Finally it is noted that above-described each embodiment is merely to illustrate technical scheme, rather than to it
Limit；Although being described in detail to the present invention with reference to the foregoing embodiments, it will be understood by those within the art that:
It still can be modified to the technical scheme described in previous embodiment, or wherein part or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technical side
The protection domain of case.
Claims (8)
1. a kind of hydraulic pressure multiway forging device, including bearing plate, is located at the rectangular frame below described bearing plate and connects institute
State four of bearing plate and described rectangular frame supply oil cylinder it is characterised in that: described rectangular frame include outside framework, inner frame with
And connecting four working cylinders of described outside framework and described inner frame, described four working cylinders are relatively separately positioned on institute two-by-two
State on the cross central line and longitudinal centre line of rectangular frame,
Described four working cylinders include respectively cylinder body, be located at cylinder body in piston, be respectively arranged at piston two ends minor diameter live
Stopper rod and enlarged bore piston bar and be arranged at the tup on enlarged bore piston bar；
Described four include cylinder body and the piston being located in cylinder body respectively, are respectively arranged at major diameter above piston and live for oil cylinder
Stopper rod and the small bore piston bar being arranged at below piston；And
Described confession oil cylinder is corresponded with described working cylinder, and each supplies each corresponding working cylinder of oil cylinder to pass through Oil Guide pipeline
Connection, described Oil Guide pipeline is arranged between oil supplying hole and the oilhole of described working cylinder of described confession oil cylinder, and each supplies oil cylinder
Hydraulic oil is simultaneously entered and its one-to-one working cylinder by described Oil Guide pipeline in the presence of described bearing plate, four works
The piston making cylinder drives described tup to be operated in the presence of oil pressure simultaneously；The cylinder body of described confession oil cylinder is divided by its piston
Small bore piston bar oil pocket and enlarged bore piston bar oil pocket are become, described working cylinder cylinder body divide into minor diameter by its piston and lives
Stopper rod oil pocket and enlarged bore piston bar oil pocket, the mode of communicating of described Oil Guide pipeline is the enlarged bore piston bar oil making for oil cylinder
Chamber is connected with the enlarged bore piston bar oil pocket of working cylinder, for the small bore piston of small bore piston bar oil pocket and the working cylinder of oil cylinder
Bar oil pocket connects.
2. hydraulic pressure multiway forging device according to claim 1 is it is characterised in that what described outside framework included being sequentially connected
Outside framework upper plate, outside framework left plate, outside framework lower plate and outside framework right plate, described inner frame includes the inside casing being sequentially connected
Frame upper plate, inner frame left plate, inner frame lower plate and inner frame right plate.
3. hydraulic pressure multiway forging device according to claim 2 is it is characterised in that described outside framework upper plate is provided with four
First through hole, described inner frame upper plate also is provided with four with the correspondence position of four first through holes of described outside framework upper plate
Second through hole, described four first through holes and described four the second through holes are used for being respectively mounted described four cylinder bodies supplying oil cylinder,
The center of circle o of four first through holes of four the second through holes of described inner frame upper plate and described outside framework upper plate respectively be located at
The center u of described bearing plate is in a same circumference in the center of circle, and is respectively distributed to four apex of a rectangle.
4. hydraulic pressure multiway forging device according to claim 1 is it is characterised in that the piston area of described working cylinder
Piston area more than described confession oil cylinder.
5. hydraulic pressure multiway forging device according to claim 4 is it is characterised in that the enlarged bore piston bar of described working cylinder
The work area of the piston corresponding to oil pocket and the work area for the piston corresponding to the enlarged bore piston bar oil pocket of oil cylinder
The work area of piston corresponding to ratio and described working cylinder small bore piston bar oil pocket and the small bore piston bar for oil cylinder
The ratio of the work area of the piston corresponding to oil pocket is identical, and this ratio is more than or equal to 2.
6. hydraulic pressure multiway forging device according to claim 4 it is characterised in that: the outside framework upper plate of described outside framework,
The inner frame upper plate of outside framework left plate, outside framework lower plate and outside framework right plate and described inner frame, inner frame left plate, interior
One the second through hole is both provided with framework lower plate and inner frame right plate, the cylinder body of each working cylinder is inserted respectively into position respectively
In second through hole in outside framework and second through hole positioned at inner frame.
7. hydraulic pressure multiway forging device according to claim 1 it is characterised in that: the tup of described four working cylinders is divided equally
Wei Yu the piston rod of described working cylinder not extend on the one end in described inner frame, and transversely center line and longitudinal centre line
It is oppositely arranged two-by-two.
8. hydraulic pressure multiway forging device according to claim 1 it is characterised in that: described confession oil cylinder, described working cylinder with
It is fixed by the way of screw bolt and nut between described rectangular frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249373.7A CN104841831B (en) | 2015-05-15 | 2015-05-15 | Hydraulic multi-directional forging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249373.7A CN104841831B (en) | 2015-05-15 | 2015-05-15 | Hydraulic multi-directional forging device |
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| CN104841831A CN104841831A (en) | 2015-08-19 |
| CN104841831B true CN104841831B (en) | 2017-01-18 |
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| CN201510249373.7A Active CN104841831B (en) | 2015-05-15 | 2015-05-15 | Hydraulic multi-directional forging device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081172A (en) * | 2015-09-02 | 2015-11-25 | 太仓市顺昌锻造有限公司 | Simple forging equipment |
| CN107052208A (en) * | 2016-11-24 | 2017-08-18 | 重集团大连设计研究院有限公司 | The hammerhead radial forging tools of heavy hydraulic four |
| CN107052120A (en) * | 2017-02-28 | 2017-08-18 | 惠州市鸿景威实业有限公司 | A kind of stroke hydraulic press of four axle four |
| CN108339914A (en) * | 2018-01-17 | 2018-07-31 | 罗诗敏 | A kind of handware hydrostatic forging machine |
| CN110935779B (en) * | 2019-12-13 | 2021-05-28 | 哈尔滨工大海卓智能成形科技有限公司 | Pipe liquid-filling multidirectional extrusion forming device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT289513B (en) * | 1969-06-27 | 1971-04-26 | Ges Fertigungstechnik & Maschb | Forging machine |
| DE2306566C2 (en) * | 1973-02-10 | 1983-11-17 | Pahnke Engineering GmbH & Co KG, 4000 Düsseldorf | Hydraulic drive for forging machines |
| DE3803632A1 (en) * | 1988-02-06 | 1989-08-17 | Eumuco Ag Fuer Maschinenbau | MULTI-PILOT FORGING MACHINE |
| CN201603832U (en) * | 2010-01-13 | 2010-10-13 | 辽阳石化机械设计制造有限公司 | Oil supply device for four-hammer hydraulic precision forging machine |
| CN201676987U (en) * | 2010-05-17 | 2010-12-22 | 山东莱芜金雷风电科技股份有限公司 | Air blower main shaft multi-directional forging press |
| CN102049461B (en) * | 2010-10-15 | 2012-11-14 | 中北大学 | Multidirectional numerical control hydraulic press for metal plasticity forming |
| CN102794380B (en) * | 2012-02-29 | 2013-07-24 | 张家港市九鼎机械有限公司 | Block type multidirectional forging device |
| CN202824482U (en) * | 2012-09-28 | 2013-03-27 | 江苏隆盛钻采机械制造有限公司 | Multidirectional integrate die forging hydraulic machine |
| CN203817257U (en) * | 2014-01-16 | 2014-09-10 | 焦作市华科液压机械制造有限公司 | Machine liquid radial forging machine |
| CN104384412A (en) * | 2014-11-18 | 2015-03-04 | 扬州市江都永坚有限公司 | Multi-directional die forging process testing device |
| CN204603167U (en) * | 2015-05-15 | 2015-09-02 | 燕山大学 | A kind of hydraulic pressure multiway forging device |
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2015
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Effective date of registration: 20210207 Address after: 215632 No.290, East Houcheng Road, Jingang town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: ZHANGJIAGANG HONGYANG METAL PRODUCTS MANUFACTURING Co.,Ltd. Address before: Room 1518, 15 / F, investment building, 1757 Tushan East Road, Bengbu City, Anhui Province Patentee before: Bengbu Jingtu Intelligent Technology Co.,Ltd. |
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Denomination of invention: A hydraulic multi-directional forging device Effective date of registration: 20230914 Granted publication date: 20170118 Pledgee: China Postal Savings Bank Co.,Ltd. Zhangjiagang City Branch Pledgor: ZHANGJIAGANG HONGYANG METAL PRODUCTS MANUFACTURING Co.,Ltd. Registration number: Y2023980056595 |
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