CN103551477A - Forging oil press dedicated to piston rod, and forging method - Google Patents
Forging oil press dedicated to piston rod, and forging method Download PDFInfo
- Publication number
- CN103551477A CN103551477A CN201310591616.6A CN201310591616A CN103551477A CN 103551477 A CN103551477 A CN 103551477A CN 201310591616 A CN201310591616 A CN 201310591616A CN 103551477 A CN103551477 A CN 103551477A
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- forging
- oil cylinder
- slide block
- master cylinder
- edger
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- 238000005242 forging Methods 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000009966 trimming Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000003780 insertion Methods 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
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Abstract
The invention belongs to the technical field of a forging oil press and a forging method thereof, and discloses a forging oil press dedicated to a piston rod. The forging oil press is mainly characterized in the technical aspect by comprising a tail cross beam and a main oil cylinder beam connected with each other through a pull rod; a slide block moving along the pull rod is arranged on the pull rod; a main oil cylinder is arranged on the main oil cylinder beam; the top shaft of the main oil cylinder is connected with the slide block; a top pier mold is fixed at the front end of the slide block through a first oil cylinder; a workpiece insertion hole is formed in the tail cross beam; a fixed mold and a movable mold corresponding to the fixed mold are arranged on the side, near the slide block, of the workpiece insertion hole; the fixed mold is fixed with the tail cross beam through a second oil cylinder; a trimming mold is arranged on one side surface of the top pier mold. Before forging, all that is needed is to heat the front end part of a forge piece to be 1050 DEG C to 1200 DEG C, and integral heating of the forge piece is not required, so that heat energy is saved; only the head part of the forge piece is required to be forged, so that kinetic energy is saved.
Description
Technical field
The invention belongs to forge oil press and forging method technical field, relate to concretely the special-purpose forge oil press of piston rod and forging method.
Background technology
In engineering machinery field, piston rod is widely used, and is determining the service life of whole engineering machinery in the quality of piston rod quality and service life.The piston rod using at present mainly contains following several: one, and foundry goods, in use, intensity is low for this piston rod, and there is oil impregnate in bar portion, and service life is low, and head and bar portion junction easily fracture; Its two, first forge head and then weld, easily cause head to fracture; Its three, with coarse fodder, by bar portion pulling, with mould, nose shape is forged, then trimming, in dead man process, need to be by the whole high-temperature heating of the body of rod, and then with pole jack, the body of rod is pulled out, not only cause the waste of the heat energy energy, also cause power source waste, production efficiency is low.
Summary of the invention
First technical problem that the present invention solves is just to provide the special-purpose forge oil press of large, the oil proof piston rod of piston rod intensity that a kind of production efficiency is high, save the energy, production.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is: comprise the afterbody crossbeam and the master cylinder beam that by pull bar, connect, on described pull bar, be provided with the slide block moving along pull bar, on described master cylinder beam, be provided with master cylinder, the apical axis of described master cylinder is connected with described slide block, in described slip front, by the first oil cylinder, be fixed with top pier mould, on described afterbody crossbeam, be provided with workpiece jack, at workpiece jack, near described slide block one side, be provided with fixed die and the movable mold corresponding with this fixed die, this movable mold is fixed by the second oil cylinder and afterbody crossbeam, in pier mould side, described top, be provided with edger.
Second technical problem that the present invention solves is just to provide a kind of method of using the special-purpose forge oil press of above-mentioned piston rod to forge piston rod.
For solving the problems of the technologies described above, the technical scheme that the present invention proposes is:
The method comprises the following steps:
The first step, adds hot forging leading section
Forging leading section is heated to 1050 ℃---1200 ℃;
Second step, reinforced
Forging is inserted in workpiece jack, and make forging leading section between fixed die and movable mold, according to the thickness design forging leading section of the volume of die cavity and forging, stretch out the distance of fixed die and movable mold, start the second oil cylinder, forging is clamped;
The 3rd step, forging and stamping head
Start the first oil cylinder, top pier mould is adjusted to forging leading section corresponding, start master cylinder, band movable slider and top pier mould, to forging leading section, forge forging head;
The 4th step, merges sidesway after the pier mould of top
After forging completes, after master cylinder band movable slider and top pier mould, move, then by the first oil cylinder, top pier mould is removed, edger is moved to and forging head correspondence position simultaneously;
The 5th step, withstands on edger edge by forging head
By the second oil cylinder, movable mold is unclamped, forging reach is withstood on to edger edge, again movable mold is held out against;
The 6th step, trimming
Start master cylinder, the reach of band movable slider, edger cuts overlap;
The 7th step, slide block is return
Start master cylinder, slide block and top pier mould and edger are return;
The 8th step, takes out forging
Unclamp movable mold, forging is taken out from workpiece jack.
Its additional technical feature is:
Temperature when the first step adds hot forging head is controlled at 1120 ℃---and 1140 ℃.
The special-purpose forge oil press of piston rod provided by the invention and the method for forging piston rod, compared with the existing technology have the following advantages: one, owing to comprising afterbody crossbeam and the master cylinder beam connecting by pull bar, on described pull bar, be provided with the slide block moving along pull bar, on described master cylinder beam, be provided with master cylinder, the apical axis of described master cylinder is connected with described slide block, in described slip front, by the first oil cylinder, be fixed with top pier mould, on described afterbody crossbeam, be provided with workpiece jack, at workpiece jack, near described slide block one side, be provided with fixed die and the movable mold corresponding with this fixed die, this movable mold is fixed by the second oil cylinder and afterbody crossbeam, in pier mould side, described top, be provided with edger, before forging, only the leading section of forging need be heated to 1050 ℃---1200 ℃, do not need the whole heating of whole foundry goods, saved the heating power energy, and only need forge head, saved power source, trimming subsequently after forging, saved equipment investment, reduced taking of space, workshop, on the pier mould of top, move and edger moved to forging correspondence position after, first movable mold is opened, then will on forging, move to edger edge, then fixing movable mold, avoid edger skew to cause forging to damage, and shortened the stroke of master cylinder, saved the energy, its two, the temperature owing to adding hot forging head in the first step is controlled at 1120 ℃---1140 ℃, both guaranteed the intensity of forging to have shortened again the time of forging, reduced forging pressure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the special-purpose forge oil press of piston rod;
Fig. 2 is the structural representation from the special-purpose forge oil press of piston rod of another angular observation.
The specific embodiment
Below in conjunction with accompanying drawing, the structure of the special-purpose forge oil press of piston rod proposed by the invention is described further.
As depicted in figs. 1 and 2, be the structural representation of the special-purpose forge oil press of piston rod.Its structure comprises afterbody crossbeam 2 and the master cylinder beam 3 connecting by pull bar 1, on pull bar 1, be provided with the slide block 4 moving along pull bar 1, on master cylinder beam 3, be provided with master cylinder 5, the apical axis 6 of master cylinder 5 is connected with slide block 4, front end at slide block 4 is fixed with top pier mould 8 by the first oil cylinder 7, on afterbody crossbeam 2, be provided with workpiece jack 9, at workpiece jack 9, near slide block 4 one sides, be provided with fixed die 11 and the movable mold 12 corresponding with this fixed die 11, this movable mold 12 is fixing with afterbody crossbeam 2 by the second oil cylinder 13, in pier mould 8 sides, described top, be provided with edger 14.
The method of using the special-purpose forge oil press of above-mentioned piston rod to forge piston rod, the method comprises the following steps:
The first step, adds hot forging 10 leading sections
Forging 10 leading sections are heated to 1050 ℃---1200 ℃;
Second step, reinforced
Forging 10 is inserted in workpiece jack, and make forging leading section between fixed die 11 and movable mold 12, the distance of stretching out fixed die and movable mold according to the thickness design forging leading section of the volume of die cavity and forging 10, starts the second oil cylinder, and forging is clamped;
The 3rd step, forging and stamping head
Start the first oil cylinder 7, the leading section that top pier mould 8 is adjusted to forging 10 is corresponding, starts master cylinder 5, and band movable slider 4 and top pier mould 8, to forging 10 leading sections, forge forging head;
The 4th step, merges sidesway after the pier mould of top
After forging completes, after master cylinder 5 band movable sliders 4 and top pier mould 8, move, then by the first oil cylinder 7, top pier mould 8 is removed, edger 8 is moved to and forging head correspondence position simultaneously;
The 5th step, withstands on edger 14 edges by forging head
By the second oil cylinder 13, movable mold 12 is unclamped, forging reach is withstood on to edger 14 edges, again movable mold 12 is held out against;
The 6th step, trimming
Start master cylinder 5,4 reaches of band movable slider, edger 14 cuts overlap;
The 7th step, slide block is return
Start master cylinder 5, slide block 4 and top pier mould 8 and edger 14 are return;
The 8th step, takes out forging
Unclamp movable mold, forging is taken out from workpiece jack.
Before forging, only the leading section of forging 10 need be heated to 1050 ℃---1200 ℃, do not need the whole heating of whole foundry goods, save the heating power energy, and only need forge head, saved power source, after forging, trimming subsequently, has saved equipment investment, has reduced taking of space, workshop; On the pier mould of top, move and edger moved to forging correspondence position after, first movable mold is opened, then will on forging, move to edger edge, then fixing movable mold, avoid edger skew to cause forging to damage, and shortened the stroke of master cylinder, saved the energy.
Temperature when the first step adds hot forging head is controlled at 1120 ℃---and 1140 ℃, both guaranteed the intensity of forging, shortened again the time of forging, reduced forging pressure.
Protection scope of the present invention is not only confined to above-described embodiment, as long as structure is identical with the special-purpose forge oil press structure of piston rod of the present invention, just drops on the scope of protection of the invention.
Claims (3)
1. the special-purpose forge oil press of piston rod, it is characterized in that: comprise the afterbody crossbeam and the master cylinder beam that by pull bar, connect, on described pull bar, be provided with the slide block moving along pull bar, on described master cylinder beam, be provided with master cylinder, the apical axis of described master cylinder is connected with described slide block, in described slip front, by the first oil cylinder, be fixed with top pier mould, on described afterbody crossbeam, be provided with workpiece jack, at workpiece jack, near described slide block one side, be provided with fixed die and the movable mold corresponding with this fixed die, this movable mold is fixed by the second oil cylinder and afterbody crossbeam, in pier mould side, described top, be provided with edger.
2. the method for using the special-purpose forge oil press of piston rod according to claim 1 to forge, is characterized in that: the method comprises the following steps:
The first step, adds hot forging leading section
Forging leading section is heated to 1050 ℃---1200 ℃;
Second step, reinforced
Forging is inserted in workpiece jack, and make forging leading section between fixed die and movable mold, start the second oil cylinder, forging is clamped;
The 3rd step, forging and stamping head
Start the first oil cylinder, top pier mould is adjusted to forging leading section corresponding, start master cylinder, band movable slider and top pier mould, to forging leading section, forge forging head;
The 4th step, merges sidesway after the pier mould of top
After forging completes, after master cylinder band movable slider and top pier mould, move, then by the first oil cylinder, top pier mould is removed, edger is moved to and forging head correspondence position simultaneously;
The 5th step, withstands on edger edge by forging head
By the second oil cylinder, movable mold is unclamped, forging reach is withstood on to edger edge, again movable mold is held out against;
The 6th step, trimming
Start master cylinder, the reach of band movable slider, edger cuts overlap;
The 7th step, slide block is return
Start master cylinder, slide block and top pier mould and edger are return;
The 8th step, takes out forging
Unclamp movable mold, forging is taken out from workpiece jack.
3. forging method according to claim 2, is characterized in that: the temperature when the first step adds hot forging head is controlled at 1120 ℃---1140 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310591616.6A CN103551477B (en) | 2013-11-22 | 2013-11-22 | Forging oil press dedicated to piston rod, and forging method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310591616.6A CN103551477B (en) | 2013-11-22 | 2013-11-22 | Forging oil press dedicated to piston rod, and forging method |
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| Publication Number | Publication Date |
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| CN103551477A true CN103551477A (en) | 2014-02-05 |
| CN103551477B CN103551477B (en) | 2015-06-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500188A (en) * | 2018-03-27 | 2018-09-07 | 邓州市良机锻压设备制造有限公司 | A kind of special forging equipment of coal mine hydraulic supporting cylinder barrel and forging method |
| CN109986007A (en) * | 2019-04-26 | 2019-07-09 | 青岛勤德索具有限公司 | A kind of shackle pier ball blank machine and its application method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090250859A1 (en) * | 2005-11-09 | 2009-10-08 | Honda Motor Co., Ltd. | Method and Device for Manufacture of Connecting Rod |
| CN101774006A (en) * | 2009-12-22 | 2010-07-14 | 高禹丰 | Four-post vertical hydraulic equipment used for liquid metal casting and forging molding |
| CN102481661A (en) * | 2009-09-09 | 2012-05-30 | 萱场工业株式会社 | Method for manufacturing piston rod |
| CN202910388U (en) * | 2012-10-29 | 2013-05-01 | 成都思诚机电设备有限公司 | Unilateral forging hydraulic stock cutter |
| CN203526431U (en) * | 2013-11-22 | 2014-04-09 | 焦伟祥 | Special oil hydraulic forging press for piston rod |
-
2013
- 2013-11-22 CN CN201310591616.6A patent/CN103551477B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090250859A1 (en) * | 2005-11-09 | 2009-10-08 | Honda Motor Co., Ltd. | Method and Device for Manufacture of Connecting Rod |
| CN102481661A (en) * | 2009-09-09 | 2012-05-30 | 萱场工业株式会社 | Method for manufacturing piston rod |
| CN101774006A (en) * | 2009-12-22 | 2010-07-14 | 高禹丰 | Four-post vertical hydraulic equipment used for liquid metal casting and forging molding |
| CN202910388U (en) * | 2012-10-29 | 2013-05-01 | 成都思诚机电设备有限公司 | Unilateral forging hydraulic stock cutter |
| CN203526431U (en) * | 2013-11-22 | 2014-04-09 | 焦伟祥 | Special oil hydraulic forging press for piston rod |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500188A (en) * | 2018-03-27 | 2018-09-07 | 邓州市良机锻压设备制造有限公司 | A kind of special forging equipment of coal mine hydraulic supporting cylinder barrel and forging method |
| CN109986007A (en) * | 2019-04-26 | 2019-07-09 | 青岛勤德索具有限公司 | A kind of shackle pier ball blank machine and its application method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103551477B (en) | 2015-06-24 |
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Owner name: JINING JINGHUA ENVIRONMENTAL PROTECTION TECHNOLOGY Free format text: FORMER OWNER: JIAO WEIXIANG Effective date: 20150519 |
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| CB03 | Change of inventor or designer information |
Inventor after: Jiao Weixiang Inventor after: Jiao Weitang Inventor after: Jiao Han Inventor after: Liu Songwei Inventor after: Liu Zhenpo Inventor before: Jiao Weixiang Inventor before: Jiao Han Inventor before: Wei Mei |
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Free format text: CORRECT: INVENTOR; FROM: JIAO WEIXIANG JIAO HAN WEI MEI TO: JIAO WEIXIANG JIAO WEITANG JIAO HAN LIU SONGWEI LIU ZHENPO |
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Effective date of registration: 20150519 Address after: 272000 C District, Jining hi tech Zone, Shandong, China, seventh Industrial Park Applicant after: JINGHUA ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Applicant before: Jiao Weixiang |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200817 Address after: 272106 north of ChenWang village, Xiaomeng Town, Yanzhou District, Jining City, Shandong Province Patentee after: Shandong Xinwang Forging Co.,Ltd. Address before: 272000 C zone, seventh Industrial Zone, hi tech Zone, Shandong, Jining Patentee before: JINGHUA ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20230505 Address after: 272000 Xiaomeng Town Industrial Park, Yanzhou District, Jining City, Shandong Province Patentee after: Shandong Xinli Forging Co.,Ltd. Address before: 272106 north of ChenWang village, Xiaomeng Town, Yanzhou District, Jining City, Shandong Province Patentee before: Shandong Xinwang Forging Co.,Ltd. |