CN1043896A - Three-hammerhead radial forging machine - Google Patents
Three-hammerhead radial forging machine Download PDFInfo
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- CN1043896A CN1043896A CN 89105201 CN89105201A CN1043896A CN 1043896 A CN1043896 A CN 1043896A CN 89105201 CN89105201 CN 89105201 CN 89105201 A CN89105201 A CN 89105201A CN 1043896 A CN1043896 A CN 1043896A
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Abstract
Three-hammerhead radial forging machine belongs to forging machinery.It is center disposed at equal distance radially to forge center line that three identical unit of structure forge case; The double-slider sine mechanism that each unit forges in the case drives tup strike forging; Connector forges casees with three unit and couples together in twos, and drives the unit and forge synchronously convergence or away from forging center line of case constant speed.Three-hammerhead radial forging machine of the present invention is simple for structure rationally, and the main parts size highly versatile is easy to maintenance, in light weight, compares much lower times of price with the product of Austrian GFM company.
Description
The invention belongs to radial forging, exactly belong to many hammerhead radial forging machines.
Common many hammerhead radial forging machines refer to the forging machine formed with upper ram by two comprise three tups and four tups etc.Early stage three-hammerhead radial forging machine owing to exist many shortcomings to be eliminated, replaces ripe forging machine-four hammerhead radial forging machine of a kind of technology.Its typical structure is the product of Austrian GFM company.As accompanying drawing 1, shown in Figure 2.The strike mechanism that quadruplet is made up of eccentric shaft (44), master slider (42), cross slider (48) is installed in the square solid forging case (40) with diagonal positions in pairs; Rotatablely moving of eccentric shaft (44) is converted to the straight reciprocating motion of master slider (42) by the double-slider sine mechanism, drive tup (41) bar is forged.Eccentric shaft (44) is contained in the eccentric bushing (45), worm gear (47) by leading screw (46) thus drive the position that the eccentric bushing rotation has changed eccentric shaft (44), therefore, can obtain the forging cross section of different size.There is a whole main transmission gearbox corresponding to the place of each eccentric shaft a dish type gear wheel to be arranged all within it at the rear of forging case, drive eccentric shaft (44) rotation by shaft coupling and flywheel, and four dish type gear wheels mesh with idler gear, keep the synchronous rotation of four eccentric shafts.
The shortcoming of this structure is: casing is forged in whole casting, and is bulky, heavy; Machining element is many, the required precision height, and the process-cycle is long; The inconvenience maintenance; For these reasons, the radial forging machine of GFM company becomes a kind of equipment the most expensive in the machine tool product in the world.Concerning many factories, radial forging becomes the equipment that is unable to reach, and has greatly limited this equipment and has brought into play technical economic benefit aborning.
For overcoming above-mentioned shortcoming, the present invention aims to provide a kind of following three-hammerhead radial forging machine: combined frame, component structural rule, highly versatile, easily processing, assembling, maintenance; Depth-feed mechanism is simple, and is easy to adjust; Improve the double-slider sine mechanism, make it to be convenient to make, running steadily; Main transmission is reliable, and transmission system is simple, and rigidity guarantees that synchronously three tups hit the uniformity of action; Cost reduces significantly.
Solution of the present invention is: it is on the circumference at center that three separate unit forging casees equidistantly are evenly arranged in to forge center line radially, connector forges case with three unit and connects together in twos, constitute the triangle sealing frame, the length of side energy synchronization telescope of this triangle rack; The unit forges case and puts a shoring between any two, this shoring the unit is forged have between the case mutually away from trend; The triangle sealing frame places on the base, two unit that are arranged in the below forge put between case and the base one with the triangular guide at 30 ° of angles of horizontal plane folder.
A preferred version of the present invention is: connector is that several two ends have the thread that rotation direction is opposite, pitch is identical, thread is divided into three groups, pass the screwed hole that forges the case both sides in the unit three unit forging casees are coupled together in twos, constitute the triangle sealing frame; One group of thread wherein, the part that the unit forges the case upper screwed hole is appeared at two ends, being equipped with can be along thread bevel gear in axial sliding, and the flared end of other two groups of pull bars also is equipped with bevel gear in axial sliding, is meshed with corresponding bevel gear.
Second preferred version of the present invention is: connector is the several piece arm-tie, wherein lower pulling plate connects two unit forging casees that are arranged in the below, and be in horizontal level, layback plate one end is fixed with the unit forging case of bearing pin and top, the other end has elongated slot, and this elongated slot is corresponding with the elongated slot that forge on the case side former below two; Insert the wedge mechanism that is made up of voussoir, spline, leading screw in the overlapping elongated slot, leading screw drives the motion of voussoir do perpendicular to the arm-tie direction; Layback plate lower end is a horn structure, and this wedge angle wedging unit forges between the tail piece of former and lower pulling plate under case.
The 3rd preferred version of the present invention is: thread has the six roots of sensation, and per two one group, pass the screwed hole that the unit forges the case both sides, three unit are forged case couple together in twos, constitute the triangle sealing frame.
The 4th preferred version of the present invention is: each unit is equipped with a gear bag, axle (S wherein after forging case
1) drive flywheel and eccentric shaft rotation by shaft coupling; Axle (S
1) on bevel gear by bevel gear to driving an axle (S
3) rotation; In the gear bag of top two axle (S are arranged
3) become 60 ° of layouts, and respectively with the single axle (S of lower-left and bottom right gear bag
3) be connected with sliding key sleeve, constitute a closed-loop system.
The 5th preferred version of the present invention is: the unit forges case to be made up of casing, eccentric shaft, master slider, cross slider, and wherein cross slider divides two former both sides that embed master slider; The eccentric shaft two ends are equipped with flywheel and stabilizer respectively, and on flywheel and the steady wheel balancing weight are arranged all.
Below in conjunction with two embodiment of the present invention, elaborate structure of the present invention, protection scope of the present invention is not limited only to this two embodiment certainly, should be as the criterion with claims.
Accompanying drawing 3, accompanying drawing 4 provide one embodiment of the present of invention.Three unit forge between per two of the case and are connected with thread (15), constitute main forging frame.All there is the identical reverse thread of pitch at the two ends of each pull bar, and an end is left-handed, and other end dextrorotation is screwed into the unit respectively and forges in the nut (16) of case.The pull bar of both sides interrelates by the bevel gear pair pull bar with horizontal direction.Bevel gear (19) connects with feather key with pull bar.Following pull bar drives rotation by the worm-and-wheel gear (22) at its middle part.When each group pull bar rotation synchronously is, three unit forge just convergence or away from forging center line simultaneously of case, obtain different forging diameters.Per two unit forge between the case shoring (17,18), the thrust of shoring the unit is forged have between the case mutually away from trend, forge case and return in order to eliminate the gap in the strike process and to cooperate the reverse rotation of pull bar, to make.Below two unit forge between case and the base (21) guide rail (20) that becomes 30 ° of angles with horizontal plane arranged.Each unit is equipped with gear bag (9), its axis (S after forging case
1) link to each other with flywheel (6) by shaft coupling, drive eccentric shaft (2) rotation.Axle (S
1) by motor-driven, and by bevel gear (12,13) drive power transmission shaft (S
3).In the gear bag of top, two axle (S
3) become 60 ° of layouts, respectively with the axle (S of lower-left and bottom right gear bag
3) be connected with sliding key sleeve (14), with the synchronism that guarantees that three eccentric shafts (2) rotate.Each unit forges in the casing (1), eccentric shaft (2), cross slider (3) and master slider (4) all are housed, this double-slider sine mechanism can be converted to rotatablely moving of eccentric shaft the straight reciprocating motion of master slider (4), drives tup forging is hit.Eccentric shaft (2) one ends are equipped with flywheel (6), and the other end is equipped with stabilizer (7), and balancing weight (8) makes eccentric mass obtain balance, to reduce the vibrations in the strike process.Cross slider (3) divides two, is embedded in master slider (4) both sides.These improvement have improved the manufacturability of double-slider sine mechanism, are convenient to processing, and have improved the ability to bear of axial unbalance loading.
Accompanying drawing 5,6,7,8 has provided an alternative embodiment of the invention.The internal structure that each unit forges case (23) is identical with previous embodiment, and transmission system and the mechanism of strike synchronously are also identical.The connector of present embodiment is the several piece arm-tie.Above to forge case fixing with pin (31) and layback plate (32) in the unit, the other end of arm-tie has elongated slot (37), this elongated slot is corresponding with the elongated slot on following two unit forging case side formers.The wedge mechanism that is made up of voussoir (34), spline (35), leading screw (36) is housed in the elongated slot, and the structure of two cover wedge mechanisms is identical.When leading screw (36) rotation drove voussoir (34) motion, two splines (35) are spreading or tighten up relatively just, caused down and forged relatively moving of case and arm-tie (32), and two leading screws (36) maintenance is rotated synchronously.Arm-tie (32) one ends are horn structure, between the tail piece (38) of former and lower pulling plate (33), cause lower pulling plate (33) to slide with identical speed with the forging case under this wedge angle wedging forging case.When two cover wedge mechanisms are synchronized with the movement, just formed that three unit forge the synchronous convergences of case or away from forging center line.Per two unit forge between the case shoring (17,18) are set, and with the elimination gap, and cooperate wedge mechanism to finish the action of returning of forging case.
Three-hammerhead radial forging machine of the present invention has following advantage:
Forge the case combined frame with the unit and replace the solid forging case, greatly reduce the manufacture difficulty of forging machine. Forging casing is the most unmanageable part of radial forging, and its manufacturing expense accounts for 40% of complete machine cost, and machining element is many, requires with the sleeping boring and milling machine of large-scale precision, and the process-cycle is long. Three tup forging machines of the present invention, with the combining structure that the unit forges case and connector, it is very easy that manufacturing procedure becomes.
With the integral transmission case in the unit gear bag replacement known features, the further decrease of manufacture difficulty.
Finish radial feed with the Sports band moving cell forging case of connector itself and move, drive one of eccentric bushing rotation in the alternative known features and overlap greatly complex mechanism, also can guarantee feed accuracy.
Known four hammerhead radial forging machines maintenance is very inconvenient, and 90 ° of forging case upsets that some tons are heavy will have a cover switching mechanism. Structural repair of the present invention will make things convenient for manyly, does not need special-purpose switching mechanism.
In a word, three-hammerhead radial forging machine of the present invention is because structural superiority, the manyfold that made complete machine weight saving, and structure is more succinct, and main parts size such as unit forge the highly versatiles such as case and gear bag, and be easy to maintenance. Radial forging of the present invention, its cost is compared with known four hammerhead radial forging machines, reduced manyfold, brought into play better economic benefit for this sophisticated equipment in social production and brought the bright outlook, its price also will be occupied very big advantage in international competition.
Accompanying drawing 1, accompanying drawing 2 are four hammerhead radial forging machine structure charts of GFM company.Among the figure: 41, tup; 42, master slider; 43, fairlead; 44, eccentric shaft; 45, eccentric bushing; 46, screw rod; 47, worm gear; 48, cross slider
Accompanying drawing 3 is a kind of structures of three-hammerhead radial forging machine of the present invention.Accompanying drawing 4 is A-A, the B-B cutaway view of Fig. 3.Accompanying drawing 5 is another kind of structures of three-hammerhead radial forging machine of the present invention.Fig. 6, Fig. 7, Fig. 8 are respectively C-C, B-B, the A-A cutaway view of Fig. 5.Among the figure: 1, the unit forges casing; 2, eccentric shaft; 3, cross slider; 4, master slider; 6, flywheel, 7, stabilizer; 8, counterweight; 9, the gear bag; 12,13, bevel gear; 14, sliding key sleeve; S
1, S
3Gear shaft; 15, thread; 16, nut; 17,18, shoring; 19, bevel gear; 20, guide rail; 21, base; 22, worm-and-wheel gear; 23, the unit forges case; 31, bearing pin; 32, arm-tie; 33, lower pulling plate; 34, voussoir, 35, spline; 36, leading screw; 37, elongated slot; 38, the tail piece.
Claims (6)
1, three-hammerhead radial forging machine comprises that three covers are center equally distributed strike mechanism, frame, corresponding tup drive system and depth-feed mechanism to forge center line, is characterized in that:
1. three separate unit forge casees (23) equidistantly to be evenly arranged in to forge center line radially are on the circumference at center, connector (15) forges case with three unit and connects together in twos, constitute the triangle sealing frame, the length of side energy synchronization telescope of this triangle rack;
2. the unit forges case and puts a shoring (17,18) between any two, the unit forge have between the case mutually away from trend;
3. the triangle sealing frame places on the base (21), and two unit that are arranged in the below forge to be put one and press from both sides the triangular guide at 30 ° of angles with horizontal plane between case and the base (21).
2, three-hammerhead radial forging machine as claimed in claim 1 is characterized in that:
1. connector is that several two ends have the thread that rotation direction is opposite, pitch is identical (15), thread is divided into three groups, pass the screwed hole (16) that forges case (23) both sides in the unit three unit forging casees are coupled together in twos, constitute the triangle sealing frame;
2. one group of thread wherein, the part that the unit forges case upper screwed hole (16) is appeared at two ends, being equipped with can be along thread bevel gear (19) in axial sliding, and other two groups of its flared end of pull bar also are equipped with bevel gear in axial sliding, and respectively with corresponding bevel gear (19) engagement.
3, three-hammerhead radial forging machine as claimed in claim 1 is characterized in that:
1. connector is the several piece arm-tie, wherein lower pulling plate (33) connects two unit forging casees that are arranged in the below, and be in horizontal level, layback plate (32) one ends are fixed with the bearing pin (31) and the unit forging case of top, the other end has elongated slot (37), and this elongated slot is corresponding with the elongated slot that forge on the case side former below two;
2. insert the wedge mechanism that is made up of voussoir (34), spline (35), leading screw (36) in the overlapping elongated slot (37), leading screw (36) drives the motion of voussoir (34) do perpendicular to arm-tie (32) direction;
3. layback plate (32) lower end is a horn structure, and this wedge angle wedging unit forges between the tail piece (38) of former and lower pulling plate (33) under case.
4, three-hammerhead radial forging machine as claimed in claim 2, it is characterized in that: thread (15) has the six roots of sensation, per two one group, passes the screwed hole (16) that the unit forges the case both sides, three unit are forged case couple together in twos, constitute the triangle sealing frame.
5, as claim 1 or 2 or 3 described three-hammerhead radial forging machines, it is characterized in that:
1. each unit is equipped with a gear bag (9), its axis (S after forging case
1) by shaft coupling transmission flywheel (6) and eccentric shaft (2);
2. the axle (S
1) on bevel gear (12) by bevel gear (13) power transmission shaft (S
3);
3. in Shang Fang the gear bag two axle (S are arranged
3) become 60 ° of layouts, and respectively with lower-left and bottom right gear bag in single axle (S
3) be connected with sliding key sleeve (14).
6, as claim 1 or claim 2 or the described three-hammerhead radial forging machine of claim 3, it is characterized in that:
1. the unit forges case (23), is made of casing (1), eccentric shaft (2), master slider (4), cross slider (3), and wherein cross slider (3) divides two former both sides that embed master slider (4);
2. eccentric shaft (2) two ends are equipped with flywheel (6) and stabilizer (7) respectively, and balancing weight (8) is all arranged on flywheel and the stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89105201 CN1018529B (en) | 1989-01-03 | 1989-01-03 | Three-hammerhead radial forging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89105201 CN1018529B (en) | 1989-01-03 | 1989-01-03 | Three-hammerhead radial forging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1043896A true CN1043896A (en) | 1990-07-18 |
| CN1018529B CN1018529B (en) | 1992-10-07 |
Family
ID=4855969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89105201 Expired CN1018529B (en) | 1989-01-03 | 1989-01-03 | Three-hammerhead radial forging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1018529B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125975A (en) * | 2010-01-13 | 2011-07-20 | 辽阳石化机械设计制造有限公司 | Hammer synchronizing device for four-hammer hydraulic precision forging machine |
| CN102601280A (en) * | 2011-01-24 | 2012-07-25 | 西安宝信冶金技术有限公司 | Multi-hammer high-frequency precision radial synchronous forming method |
| CN102794380A (en) * | 2012-02-29 | 2012-11-28 | 张家港市九鼎机械有限公司 | Block type multidirectional forging device |
| CN102921859A (en) * | 2012-11-27 | 2013-02-13 | 孟红 | Buffering mechanism of locking cylinder of precision forging machine |
| CN103769526A (en) * | 2014-01-10 | 2014-05-07 | 西安交通大学 | Method for forming lead screw through radial forging |
| CN103990752A (en) * | 2014-05-21 | 2014-08-20 | 西安交通大学 | Rod-pipe material blanking machine of alternating-current servo motor driving end face cam |
| CN104174799A (en) * | 2013-05-23 | 2014-12-03 | 张伟 | Four-hammerhead mechanical precision forging machine |
| 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 |
| CN107838355A (en) * | 2017-11-02 | 2018-03-27 | 太原科技大学 | A kind of radial forging that speed governing and braking are axially moved with worm screw operates machine |
| CN107876682A (en) * | 2017-11-02 | 2018-04-06 | 太原科技大学 | A kind of transmission and brake apparatus for radial forging operation machine |
| CN115608900A (en) * | 2022-12-16 | 2023-01-17 | 太原理工大学 | Metal clad material wave-flat radial forging composite equipment and method thereof |
Families Citing this family (3)
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| CN100386157C (en) * | 2005-09-06 | 2008-05-07 | 清华大学 | Closed type three poles framework for support |
| CN101412067B (en) * | 2007-10-15 | 2011-05-04 | 辽阳石化机械设计制造有限公司 | Radial forging mechanism |
| CN101450366B (en) * | 2007-12-04 | 2011-05-04 | 辽阳石化机械设计制造有限公司 | Mid-frequency high-pressure steel tube finish-forging device |
-
1989
- 1989-01-03 CN CN 89105201 patent/CN1018529B/en not_active Expired
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125975A (en) * | 2010-01-13 | 2011-07-20 | 辽阳石化机械设计制造有限公司 | Hammer synchronizing device for four-hammer hydraulic precision forging machine |
| CN102601280A (en) * | 2011-01-24 | 2012-07-25 | 西安宝信冶金技术有限公司 | Multi-hammer high-frequency precision radial synchronous forming method |
| 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 |
| CN102794380A (en) * | 2012-02-29 | 2012-11-28 | 张家港市九鼎机械有限公司 | Block type multidirectional forging device |
| CN102921859B (en) * | 2012-11-27 | 2017-03-29 | 孟红 | Precise forging machine locking cylinder buffer gear |
| CN102921859A (en) * | 2012-11-27 | 2013-02-13 | 孟红 | Buffering mechanism of locking cylinder of precision forging machine |
| CN104174799A (en) * | 2013-05-23 | 2014-12-03 | 张伟 | Four-hammerhead mechanical precision forging machine |
| CN103769526A (en) * | 2014-01-10 | 2014-05-07 | 西安交通大学 | Method for forming lead screw through radial forging |
| CN103990752A (en) * | 2014-05-21 | 2014-08-20 | 西安交通大学 | Rod-pipe material blanking machine of alternating-current servo motor driving end face cam |
| CN103990752B (en) * | 2014-05-21 | 2015-11-25 | 西安交通大学 | A kind of bars and tubes material blanking machine of AC servo machinery driving edge cam |
| 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 |
| CN107838355A (en) * | 2017-11-02 | 2018-03-27 | 太原科技大学 | A kind of radial forging that speed governing and braking are axially moved with worm screw operates machine |
| CN107876682A (en) * | 2017-11-02 | 2018-04-06 | 太原科技大学 | A kind of transmission and brake apparatus for radial forging operation machine |
| CN107876682B (en) * | 2017-11-02 | 2019-05-28 | 太原科技大学 | A kind of transmission and brake apparatus for radial forging operation machine |
| CN115608900A (en) * | 2022-12-16 | 2023-01-17 | 太原理工大学 | Metal clad material wave-flat radial forging composite equipment and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1018529B (en) | 1992-10-07 |
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