CN105057558A - Big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine - Google Patents
Big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine Download PDFInfo
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- CN105057558A CN105057558A CN201510393094.8A CN201510393094A CN105057558A CN 105057558 A CN105057558 A CN 105057558A CN 201510393094 A CN201510393094 A CN 201510393094A CN 105057558 A CN105057558 A CN 105057558A
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- counterdie
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Abstract
The invention discloses a big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine; heated bar material is sent to a lower die in a horizontal state; a turning cylinder overturns the lower die by 90 degrees; the bar material is fixed by a positioning mechanism; the lower die and the bar material are pushed upwards by a feeding cylinder; an oblique plate drives a swing plate to swing up and down in a circumference direction along a machine tool center line in a cycling manner; an upper die forces the bar material to be moulded in a cavity formed by the upper die and the lower die; a hole is punched in the center by a punching head of the lower die; after demoulding, a hollow blank with a flange plate rolled on the head is forged into a hollow shaft forging piece on a precision forging machine. The forging method can forge the big-end multi-step hollow shaft forging piece, and the forging piece has a large flange plate on the head portion, is thin and long in rod portion, and has multi steps; the inner-outer diameter processing balance is small, sizes are high in precision, and materials can be saved.
Description
technical field:
The present invention relates to a kind of hollow shaft forging forming method, particularly relate to a kind of major part multiple stage rank hollow shaft forging forming method and horizontal-vertical double-purpose rotary forging machine.
background technology:
The forming method of major part multiple stage rank hollow shaft mainly flat-die forging or die forging before this, but all can only be swaged into without exception is solid, not only external diameter allowance is large, the most troublesome is that endoporus needs to get out through hole with " depth drill ", and this wastes a large amount of metal materials and machine cut machining period.
summary of the invention:
Technical problem to be solved by this invention is: overcome the deficiencies in the prior art, forge head with the elongated major part multiple stage rank hollow shaft forging having again multiple step in large flange dish bar portion by the method for forging and stamping completely, there is the internal-and external diameter allowance small size accurately high major part multiple stage rank hollow shaft forging forming method with saving material.
Technical scheme of the present invention is: a kind of major part multiple stage rank hollow shaft forging forming method, the steps include:
A, counterdie are in level, send in counterdie by the bar heated, and then by upset cylinder, counterdie are overturn 90 °, in vertical direction, bar epimere is blocked by the segmental mandrel in counterdie, and lower end is withstood by the location parallels in counterdie, and counterdie is sent to cylinder together with bar and promotes up;
B, swash plate drive its unidirectional constant speed to rotate by motor through reducing gear, balance along the circumferential direction swings up and down again and again round machine axis, along with balance swings up and down, to be that fritter is fan-shaped press to bar to patrix continuously, while forcing bar shaping in the die cavity that upper and lower mould is formed, hole is gone out by the drift on counterdie in center, and counterdie is pulled original position, the hollow blank jack-up then will be rolled into by stripping tank, realizes the demoulding;
The chuck of c, precise forging machine clamps the ring flange of hollow blank, and plug inserts in hollow blank hole, and chuck clips rotation limit, hollow blank limit and enters tup space do axially-movable, forges by four tups are synchronously centripetal;
The amount of feeding of d, precise forging machine automatic control and adjustment tup controls step diameter, automatic control and adjustment chuck adjustable height is to control step length, hollow blank is outside is forged each stepped diameters and length of needing by tup, hole size is then ensured by plug, forge rear extraction plug, unload hollow shaft.
Described patrix is arranged on the swash plate on machine axis, the bottom surface of described swash plate is inclined-plane and horizontal by 1.5 ~ 3 ° of angles, described drift is arranged on patrix, and the axle center of drift and patrix and machine axis are 1.5 ~ 3 ° of angles, drift is that lower end head slightly goes up root fine texture, described swash plate is connected with motor by reducing gear, and described balance is arranged between patrix and the bottom surface of swash plate.
It is inner that described segmental mandrel and location parallels are arranged on cylindric counterdie, and the counterdie internal diameter below segmental mandrel is greater than bar diameter, and the upset cylinder be connected with transmission device is connected with counterdie, is disposed with feed cylinder and stripping tank below described counterdie.
Described chuck is connected with transmission device, telecontrol equipment and controller with plug, and tup is driven by eccentric shaft linkage.
A kind of horizontal-vertical double-purpose rotary forging machine, comprise upper die and lower die, upset cylinder and drift, described patrix is arranged on the swash plate on machine axis, the bottom surface of described swash plate is inclined-plane, and described drift is connected with patrix, and the axle center of described drift and patrix and machine axis are 1.5 ~ 3 ° of angles, described counterdie is cylindric, its inside is provided with segmental mandrel and location parallels, and described counterdie is connected with upset cylinder, and described upset cylinder is connected with transmission device.
The bottom surface of described swash plate, horizontal by 1.5 ~ 3 ° of angles, is provided with balance between described patrix and the bottom surface of swash plate, and described drift is that lower end head slightly goes up root fine texture.
Be disposed with feed cylinder and stripping tank below described counterdie, the counterdie internal diameter below described segmental mandrel is greater than bar diameter, and described swash plate is connected with motor by reducing gear.
The invention has the beneficial effects as follows:
1, the present invention forges head with the elongated major part multiple stage rank hollow shaft forging having again multiple step in large flange dish bar portion by the method for forging and stamping completely, has internal-and external diameter allowance small size accurately high and saving material.
2, present invention achieves hollow forging, both can save metal material in a large number, reduce mechanical machining man-hour, improve some intensity because metallic fiber is cut-off again.
3, the axle center of drift of the present invention and patrix and machine axis are 1.5 ~ 3 ° of angles, and make patrix be always one little fan-shaped with pressing the contact surface of metal, thus on rotary forging machine, flow of metal mode is that local continuous is shaping, has laborsaving, vibrationless feature.
4, the bottom surface of swash plate of the present invention is horizontal by 1.5 ~ 3 ° of angles, when swash plate rotates, thicker one side presses to balance, forces balance along the circumferential direction to swing up and down again and again round machine axis, and the spreading realized being carried out continuing local by pressure metal operates.
5, the present invention passes through the synchronous effect of precise forging machine tup and plug, and combines the precision automatically controlled, the disposable forging completing hollow blank, and save material, efficiency is high.
6, the present invention is provided with upset cylinder, during counterdie horizontal level, be convenient to bar and add in counterdie, after counterdie is vertical by upset cylinder, carry out swaging operation, the setting of segmental mandrel and location parallels is in order to bar is fixed on center, and when avoiding spreading and punching, wall thickness produces deviation.
accompanying drawing illustrates:
Fig. 1 is the structural representation of major part multiple stage rank hollow shaft forging.
Fig. 2 is the structural representation that major part multiple stage rank hollow shaft forging carries out forging and pressing.
Fig. 3 is the structural representation that major part multiple stage rank hollow shaft forging carries out finish forge.
detailed description of the invention:
Embodiment: see Fig. 1, Fig. 2 and Fig. 3, in figure, 1-swash plate, 2-balance, 3-patrix, 4-drift, 5-counterdie, 6-segmental mandrel, 7-overturns cylinder, and 8-locates parallels, 9-feed cylinder, 10-stripping tank, 11-bar, 12-hollow blank, 13-chuck, 14-tup, 15-plug, 16-major part multiple stage rank hollow shaft.
Major part multiple stage rank hollow shaft forging forming method, the steps include:
A, counterdie 5 are in level, the bar 11 heated is sent in counterdie 5, then by upset cylinder 7, counterdie 5 is overturn 90 °, in vertical direction, bar 11 epimere is blocked by the segmental mandrel 6 in counterdie 5, lower end is withstood by the location parallels 8 in counterdie 5, and counterdie 5 is sent to cylinder 9 together with bar 11 and promotes up;
B, swash plate 1 drive its unidirectional constant speed to rotate by motor through reducing gear, balance 2 along the circumferential direction swings up and down again and again round machine axis, along with balance 2 swings up and down, patrix 3 presses to bar 11 continuously in fritter is fan-shaped, while forcing bar 11 shaping in the die cavity that upper and lower mould is formed, hole is gone out by the drift 4 on counterdie 5 in center, and counterdie 5 is pulled original position, hollow blank 12 jack-up then will be rolled into by stripping tank 10, realizes the demoulding;
The chuck 13 of c, precise forging machine clamps the ring flange of hollow blank 12, and plug 15 inserts in hollow blank hole, and chuck 13 clips rotation limit, hollow blank 12 limit and enters tup 14 space do axially-movable, forges by four tups 14 are synchronously centripetal;
The amount of feeding of d, precise forging machine automatic control and adjustment tup 14 controls step diameter, automatic control and adjustment chuck 13 adjustable height is to control step length, hollow blank 12 outside is forged each stepped diameters and length of needing by tup 14, hole size is then ensured by plug 15, forge rear extraction plug 15, unload major part multiple stage rank hollow shaft 16.
Patrix 3 is arranged on the swash plate 1 on machine axis, the bottom surface of swash plate 1 is inclined-plane and horizontal by 1.5 ~ 3 ° of angles, drift 4 is arranged on patrix 3, and the axle center of drift 4 and patrix 3 and machine axis are 1.5 ~ 3 ° of angles, drift 4 is that lower end head slightly goes up root fine texture, swash plate 1 is connected with motor by reducing gear, and balance 2 is arranged between patrix 3 and the bottom surface of swash plate.
It is inner that segmental mandrel 6 and location parallels 8 are arranged on cylindric counterdie 5, and counterdie 5 internal diameter of segmental mandrel less than 6 is greater than bar 11 diameter, and the upset cylinder 7 be connected with transmission device is connected with counterdie 5, is disposed with feed cylinder 9 and stripping tank 10 below counterdie 5.Chuck 13 is connected with transmission device, telecontrol equipment and controller with plug 15, and tup 14 is driven by eccentric shaft linkage.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (7)
1. a major part multiple stage rank hollow shaft forging forming method, the steps include:
A, counterdie are in level, send in counterdie by the bar heated, and then by upset cylinder, counterdie are overturn 90 °, in vertical direction, bar epimere is blocked by the segmental mandrel in counterdie, and lower end is withstood by the location parallels in counterdie, and counterdie is sent to cylinder together with bar and promotes up;
B, swash plate drive its unidirectional constant speed to rotate by motor through reducing gear, balance along the circumferential direction swings up and down again and again round machine axis, along with balance swings up and down, to be that fritter is fan-shaped press to bar to patrix continuously, while forcing bar shaping in the die cavity that upper and lower mould is formed, hole is gone out by the drift on counterdie in center, and counterdie is pulled original position, the hollow blank jack-up then will be rolled into by stripping tank, realizes the demoulding;
The chuck of c, precise forging machine clamps the ring flange of hollow blank, and plug inserts in hollow blank hole, and chuck clips rotation limit, hollow blank limit and enters tup space do axially-movable, forges by four tups are synchronously centripetal;
The amount of feeding of d, precise forging machine automatic control and adjustment tup controls step diameter, automatic control and adjustment chuck adjustable height is to control step length, hollow blank is outside is forged each stepped diameters and length of needing by tup, hole size is then ensured by plug, forge rear extraction plug, unload hollow shaft.
2. major part multiple stage rank according to claim 1 hollow shaft forging forming method, it is characterized in that: described patrix is arranged on the swash plate on machine axis, the bottom surface of described swash plate is inclined-plane and horizontal by 1.5 ~ 3 ° of angles, described drift is arranged on patrix, and the axle center of drift and patrix and machine axis are 1.5 ~ 3 ° of angles, drift is that lower end head slightly goes up root fine texture, described swash plate is connected with motor by reducing gear, and described balance is arranged between patrix and the bottom surface of swash plate.
3. major part multiple stage rank according to claim 1 hollow shaft forging forming method, it is characterized in that: it is inner that described segmental mandrel and location parallels are arranged on cylindric counterdie, and the counterdie internal diameter below segmental mandrel is greater than bar diameter, the upset cylinder be connected with transmission device is connected with counterdie, is disposed with feed cylinder and stripping tank below described counterdie.
4. major part multiple stage rank according to claim 1 hollow shaft forging forming method, it is characterized in that: described chuck is connected with transmission device, telecontrol equipment and controller with plug, tup is driven by eccentric shaft linkage.
5. a horizontal-vertical double-purpose rotary forging machine, comprise upper die and lower die, upset cylinder and drift, it is characterized in that: described patrix is arranged on the swash plate on machine axis, the bottom surface of described swash plate is inclined-plane, and described drift is connected with patrix, and the axle center of described drift and patrix and machine axis are 1.5 ~ 3 ° of angles, described counterdie is cylindric, its inside is provided with segmental mandrel and location parallels, and described counterdie is connected with upset cylinder, and described upset cylinder is connected with transmission device.
6. horizontal-vertical double-purpose rotary forging machine according to claim 5, is characterized in that: the bottom surface of described swash plate, horizontal by 1.5 ~ 3 ° of angles, is provided with balance between described patrix and the bottom surface of swash plate, and described drift is that lower end head slightly goes up root fine texture.
7. horizontal-vertical double-purpose rotary forging machine according to claim 5, is characterized in that: be disposed with feed cylinder and stripping tank below described counterdie, the counterdie internal diameter below described segmental mandrel is greater than bar diameter, and described swash plate is connected with motor by reducing gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510393094.8A CN105057558A (en) | 2015-07-07 | 2015-07-07 | Big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510393094.8A CN105057558A (en) | 2015-07-07 | 2015-07-07 | Big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine |
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| CN105057558A true CN105057558A (en) | 2015-11-18 |
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| CN201510393094.8A Pending CN105057558A (en) | 2015-07-07 | 2015-07-07 | Big-end multi-step hollow shaft forging piece moulding method and vertical-horizontal dual-purpose swing rolling machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052221A (en) * | 2017-04-19 | 2017-08-18 | 嘉兴学院 | A kind of hot upsetting device for automatically molding |
| CN110900122A (en) * | 2019-11-12 | 2020-03-24 | 武汉科技大学 | Lightweight motor shaft forming method |
| CN113600736A (en) * | 2021-06-28 | 2021-11-05 | 中国铝业股份有限公司 | Swing rolling processing device and control method of swing rolling processing device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06335747A (en) * | 1993-05-28 | 1994-12-06 | Gooshiyuu:Kk | Forming method for hollow shaft |
| CN2452729Y (en) * | 2000-10-27 | 2001-10-10 | 任升先 | Roller compaction head of oil pressing machine |
| CN101797593A (en) * | 2009-02-11 | 2010-08-11 | 崔卫新 | Vertical axial extrusion process and device of high-temperature and high-pressure seamless tee joint |
| JP2012135798A (en) * | 2010-12-27 | 2012-07-19 | Toyota Central R&D Labs Inc | Rocking die forging device, and punching method using rocking die forging method |
| CN203495112U (en) * | 2013-10-16 | 2014-03-26 | 山西明达汽车配件有限公司 | Vertical and horizontal integrated oscillating mill |
| JP2014136231A (en) * | 2013-01-16 | 2014-07-28 | Toyota Motor Corp | Swing forging die |
| CN203764866U (en) * | 2013-12-31 | 2014-08-13 | 赵国英 | Two-inclined-surface swinging milling machine |
| CN204975165U (en) * | 2015-07-07 | 2016-01-20 | 河南锦源精密机械制造有限公司 | Immediately, dual -purpose swing forging machine crouches |
-
2015
- 2015-07-07 CN CN201510393094.8A patent/CN105057558A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06335747A (en) * | 1993-05-28 | 1994-12-06 | Gooshiyuu:Kk | Forming method for hollow shaft |
| CN2452729Y (en) * | 2000-10-27 | 2001-10-10 | 任升先 | Roller compaction head of oil pressing machine |
| CN101797593A (en) * | 2009-02-11 | 2010-08-11 | 崔卫新 | Vertical axial extrusion process and device of high-temperature and high-pressure seamless tee joint |
| JP2012135798A (en) * | 2010-12-27 | 2012-07-19 | Toyota Central R&D Labs Inc | Rocking die forging device, and punching method using rocking die forging method |
| JP2014136231A (en) * | 2013-01-16 | 2014-07-28 | Toyota Motor Corp | Swing forging die |
| CN203495112U (en) * | 2013-10-16 | 2014-03-26 | 山西明达汽车配件有限公司 | Vertical and horizontal integrated oscillating mill |
| CN203764866U (en) * | 2013-12-31 | 2014-08-13 | 赵国英 | Two-inclined-surface swinging milling machine |
| CN204975165U (en) * | 2015-07-07 | 2016-01-20 | 河南锦源精密机械制造有限公司 | Immediately, dual -purpose swing forging machine crouches |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052221A (en) * | 2017-04-19 | 2017-08-18 | 嘉兴学院 | A kind of hot upsetting device for automatically molding |
| CN107052221B (en) * | 2017-04-19 | 2018-07-27 | 嘉兴学院 | A kind of hot upsetting device for automatically molding |
| CN110900122A (en) * | 2019-11-12 | 2020-03-24 | 武汉科技大学 | Lightweight motor shaft forming method |
| CN110900122B (en) * | 2019-11-12 | 2021-06-25 | 武汉科技大学 | Lightweight motor shaft forming method |
| CN113600736A (en) * | 2021-06-28 | 2021-11-05 | 中国铝业股份有限公司 | Swing rolling processing device and control method of swing rolling processing device |
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Application publication date: 20151118 |