CN105081190A - One-step forming process of multihole blocking plate and mould - Google Patents
One-step forming process of multihole blocking plate and mould Download PDFInfo
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- CN105081190A CN105081190A CN201410201196.0A CN201410201196A CN105081190A CN 105081190 A CN105081190 A CN 105081190A CN 201410201196 A CN201410201196 A CN 201410201196A CN 105081190 A CN105081190 A CN 105081190A
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- forging mold
- forging
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- closure plate
- gland
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Abstract
The invention belongs to a method and a device in the mechanical manufacturing field, in particular relates to a one-step forming process of a multihole blocking plate and a mould. A one-step forming mould of the multihole blocking plate comprises center punches, core pads, a forging mold, a gland of punch cores and a locking device, wherein leaks which can accommodate the core pads are formed in a cavity of the forging mold; through holes for fixing the center punches are formed in the gland of the punch cores; the leaks of the forging mold correspond to the through holes of the gland of the punch cores in the vertical direction. The one-step forming process of the multihole blocking plate comprises the steps of blanking, heating, upsetting, forging and pressing and the like; the one-step forming process of the multihole blocking plate provided by the invention adopts one-step forming forging, so the original six processes are shortened to two processes, the forging efficiency is greatly improved, the forging quality is guaranteed, and the production cycle is shortened.
Description
Technical field
The invention belongs to a kind of method and device of mechanical manufacturing field, be specifically related to a kind of porous closure plate one-shot forming technique and mould.
Background technology
Porous closure plate is mainly used in the high pressure dissolving out process in aluminium oxide project, is very important conduit component in this operation, and the material of most of orifice plate is 16Mn, and small part is 20G.Because being provided with the hole that number does not wait in the middle of orifice plate, so require very high to later stage Forging Technology.
Porous closure plate generally adopts the mode of flat-die forging to produce at present---and first forge solid circular forging stock, bring complicated operation to downstream machine processing link; Base will be justified again rough turn on lathe; Press drawing setting-out again, make quantity and the position of interstitial hole; Cutting hole is got out again on drilling machine; Recycling cutting full-size drawing leaves allowance, and to cut out porous solid; Finally carry out machining finished product again.Through six procedures, not only will waste a large amount of manpower and materials, extend the production cycle from being swaged to finished product, yield rate is not high, improves production cost simultaneously, reduces enterprise's competitiveness in the market.
Summary of the invention
Goal of the invention: in order to solve the problems of the technologies described above, the invention discloses a kind of porous closure plate one-shot forming technique and mould.
First object of the present invention is for disclose a kind of porous closure plate one-time-shaped mould.
Technical scheme: a kind of porous closure plate one-time-shaped mould, comprising:
Punching pin and bedding core;
Forging mold, described forging mold is provided with the cavity holding processed product;
Rush core gland, describedly rush the location of core gland for described punching pin;
Locking device, for locking described forging mold and describedly rushing core gland;
The small opening that can hold described bedding core is provided with in the cavity of described forging mold; The described core gland that rushes is provided with through hole for fixing described punching pin, and the small opening of described forging mold is corresponding with the described through hole rushing core gland in vertical direction.
Further, described locking device be uniform welding on described at least one piece of iron plate of rushing outside core gland, and be provided with the locking orifice ring corresponding with described iron plate size on described forging mold lateral wall.
Further, the through hole of described forging mold is a round platform, and the one side that the diameter of described through hole is less communicates with the cavity of described forging mold.
Once enter, described punching pin is that bottom is provided with the cylinder of base, and the diameter of the one side that the diameter of the diameter of described base and the through hole of described forging mold is less adapts.
Further, described bedding core is a cylinder, and one end of described bedding core is provided with the rounded corner of 4 × 45 °.
Further, the diameter of the diameter of described bedding core and the less one side of the size of described through hole adapts.
Second object of the present invention is for disclose the one-time formed technique of a kind of porous closure plate.
A kind of porous closure plate one-shot forming technique, comprises the following steps:
(1), blanking, volume required according to described porous closure plate Size calculation raw material, be converted into weight by material density, raw material blocked the blank obtaining corresponding weight;
(2), heat, adopt gas-fired heating furnace by step (1) described blank heating to 1140 ± 10 DEG C, insulation 2 ~ 2.5h;
(3), pier is thick, forges step (2) described blank, to shake off the oxide layer of blank surface described in step (2) by forging manipulator;
(4), forge and press, described bedding core is put into the small opening of described forging mold, the blank eliminating oxide layer described in step (3) is placed in the cavity of described forging mold, by forging manipulator, describedly rushes core gland, described forging mold and described punching pin by one time punching molded for described blank for porous closure plate.
Further, step (1) described raw material is round steel.
Further, in step (3), the temperature of pier unskilled workman sequence is 900 DEG C ~ 1140 DEG C.
Further, step (4) comprises the following steps:
(41) described bedding core is put into the small opening of described forging mold, the blank eliminating oxide layer described in step (3) is placed in the cavity of described forging mold, forging manipulator forges described base substrate, till the height of described blank is equal with the height of described forging mold;
(42) described forging manipulator picks up forging mold described in step (41), removes described bedding core, sets level described forging mold;
(43) put on described forging mold and describedly rush core gland, the small opening of described forging mold position is in vertical direction corresponding with the described position rushing the through hole of core gland, in the described all described through hole rushed on core gland, put into described punching pin, then fixed by described locking device and describedly rush core gland and described forging mold;
(44) described forging manipulator folder surely carries out rushing core forging with the described described forging mold rushing core gland and described punching pin and beats, and the height forged to described punching pin also has to take off during 40 ~ 60mm rush core gland from the described core gland that rushes;
(45) described forging manipulator continues lower forging, till described punching pin is equal with described forge mould office, overturns described forging mold, namely obtains porous closure plate.
Beneficial effect: 1. this technique adopts disposal molding forging, achieves and shortens to two procedures from original six procedures, substantially increase forging efficiency, ensure that forging quality, shorten the production cycle.
2. a kind of porous closure plate forging one-shot forming technique and mould, in forging process, use this mould and technique can make orifice plate one-shot forming, the homogeneous deformation amount that accurate control orifice plate is finally shaping, eliminates the multiple working procedure before machined, downstream machine processing directly disposable go out finished product.
Accompanying drawing explanation
Fig. 1 is forging mold structural representation of the present invention;
Fig. 2 of the present inventionly rushes core gland structure schematic diagram;
Fig. 3 is punch structure schematic diagram of the present invention;
Fig. 4 is the structural representation of bedding core of the present invention;
Fig. 5, Fig. 6 and Fig. 7 are process flow diagram of the present invention;
Wherein:
| 1-cavity | 2-small opening |
| 3-through hole | 4-punching pin |
| 5-bedding core | 6-forging mold |
| 7-base substrate | 8-rushes core gland |
| 9-porous closure plate | 10-bores a hole material |
detailed description of the invention:
In order to understand the present invention better relative to the improvement done by prior art, below in conjunction with accompanying drawing, technical scheme of the present invention is further supplemented:
Convenient in order to describe, hereinafter alleged " upper end ", " lower end " and the upper end of accompanying drawing itself, lower extreme direction are consistent, but do not provide constraints to structure of the present invention.
Specific embodiment 1
As shown in Fig. 1 ~ Fig. 4, a kind of porous closure plate one-time-shaped mould, mould, for the closure plate in four holes, does so just in order to those skilled in the art can be allowed better to understand technical scheme, does not provide constraints to of the present invention.Mould comprises:
Punching pin 4 and bedding core 5;
Forging mold 6, the center of forging mold 6 is provided with the cavity 1 holding processed product;
Rush core gland 8, rush the location of core gland 8 for punching pin 4;
Locking device, for locking forging mold 6 and rushing core gland 8;
The small opening 2 that can hold bedding core 5 is provided with in the cavity 1 of forging mold 6; Rush core gland 8 and be provided with through hole 3 for fixing punching pin 4, small opening 2 position in vertical direction corresponding with the position of the through hole 3 rushing core gland 8 (being convenient to punching pin bore a hole under the effect of forging manipulator) of forging mold 6.
Further, locking device be uniform welding on the square iron plate (not marking in figure, is generally 2 ~ 3 pieces) of rushing outside core gland 8 one piece more than, the lateral wall of forging mold 6 is provided with size and corresponds to the locking orifice ring of square iron plate.During use, square iron plate is inserted locking orifice ring, thus lock forging mold 6 and rush core gland 8.
The through hole 3 of forging mold is a round platform, and the one side that the diameter of through hole 3 is less communicates with the cavity 1 of forging mold.
Punching pin 4 is provided with the cylinder of base for bottom, and the diameter of base is more smaller than the diameter above small opening 3 (referring to Fig. 7).
Bedding core 5 is cylinder, and the upper end of bedding core 5 is provided with the rounded corner of 4 × 45 °.
The diameter of bedding core 5 is more smaller than the diameter of the upper surface of through hole 3 (referring to Fig. 5).
A kind of porous closure plate one-shot forming technique, comprises the following steps:
(1), blanking, volume required according to porous closure plate Size calculation raw material, be converted into weight by material density, the round steel as raw material blocked the blank obtaining corresponding weight;
(2), heating process, adopt gas-fired heating furnace by step (1) blank heating to 1130 DEG C, insulation 2h;
(3), pier is thick, forged the blank of step (2) by forging manipulator, so that the oxide layer of blank surface in shaking off step (2), forging temperature is about 900 DEG C;
(4) forge and press, bedding core 5 is put into the small opening 2 of forging mold 6, the blank eliminating oxide layer in step (3) is placed in the cavity 1 of forging mold, by forging manipulator, rushes core gland 8, forging mold 6 and punching pin 4 by one time punching molded for the blank in step 3) for porous closure plate.
Step (4) comprises the following steps:
(41) bedding core 5 is put into the small opening 2 of forging mold 6, the blank eliminating oxide layer in step (3) is placed in the cavity 1 of forging mold, forging manipulator forges (all through holes 3 are all lined with bedding core 5) the forging mold with base substrate and bedding core 5, until the height of blank 7 and the height of forging mold roughly equal till (referring to Fig. 5);
(42) forging manipulator picks up forging mold in step (41), removes all bedding cores 5, set level forging mold;
(43) put on forging mold and rush core gland 8, small opening 2 position in vertical direction of forging mold 6 is corresponding with the position of the through hole 3 rushing core gland, put into punching pin (referring to Fig. 6) rushing in all through holes 3 on core gland 8, then by locking device fixed punch core gland 8 and forging mold 6(, the iron plate of rushing outside core gland 8 is put into locking orifice ring corresponding outside forging mold 6);
(44) forging manipulator folder surely carries out rushing core forging with the forging mold rushing core gland and punching pin 4 and beats, and the height forged to punching pin also has during 50mm take off gland from rushing core gland;
(45) forging manipulator continues lower forging, and till punching pin 4 is equal with forge mould office, upset forging mold, namely obtains orifice plate closure plate 9(and refer to Fig. 7).Material 10 of now boring a hole all is stayed in small opening 2.
Specific embodiment 2
Roughly the same with specific embodiment, difference is only:
1, in a kind of porous closure plate one-shot forming technique, step 2) in the temperature of blank heating be 1150 DEG C, insulation 2.5h;
2, in a kind of porous closure plate one-shot forming technique, in step 3), forging temperature is about 1140 DEG C;
3, in a kind of porous closure plate one-shot forming technique, step 44) in, forge to punching pin height from rush core gland also have an appointment 40mm time take off gland.
Specific embodiment 3
Roughly the same with specific embodiment, difference is only:
1, in a kind of porous closure plate one-shot forming technique, step 2) in the temperature of blank heating be 1140 DEG C, insulation 2.25h;
2, in a kind of porous closure plate one-shot forming technique, in step 3), forging temperature is about 1000 DEG C;
3, in a kind of porous closure plate one-shot forming technique, step 44) in, forge to punching pin height from rush core gland also have an appointment 60mm time take off gland.
Claims (10)
1. a porous closure plate one-time-shaped mould, is characterized in that, comprising:
Punching pin and bedding core;
Forging mold, described forging mold is provided with the cavity holding processed product;
Rush core gland, describedly rush the location of core gland for described punching pin;
Locking device, for locking described forging mold and describedly rushing core gland;
The small opening that can hold described bedding core is provided with in the cavity of described forging mold; The described core gland that rushes is provided with through hole for fixing described punching pin, and the small opening of described forging mold position is in vertical direction corresponding with the described position rushing the through hole of core gland.
2. porous closure plate one-time-shaped mould as claimed in claim 1, it is characterized in that, described locking device be uniform welding on described at least one piece of iron plate of rushing outside core gland, and be provided with the locking orifice ring corresponding with described iron plate size on described forging mold lateral wall.
3. porous closure plate one-time-shaped mould as claimed in claim 1, it is characterized in that, the through hole of described forging mold is a round platform, and the one side that the diameter of described through hole is less communicates with the cavity of described forging mold.
4. porous closure plate one-time-shaped mould as claimed in claim 1, is characterized in that, described punching pin is the cylinder that bottom is provided with base, and the diameter of the one side that the diameter of the diameter of described base and the through hole of described forging mold is less adapts.
5. porous closure plate one-time-shaped mould as claimed in claim 1, it is characterized in that, described bedding core is a cylinder, and one end of described bedding core is provided with the rounded corner of 4 × 45 °.
6. porous closure plate one-time-shaped mould as claimed in claim 3, is characterized in that, the diameter of the diameter of described bedding core and the less one side of described clear size of opening adapts.
7. utilize a porous closure plate one-shot forming technique for the mould described in claim 1 ~ 6, comprise the following steps:
(1), blanking, volume required according to described porous closure plate Size calculation raw material, be converted into weight by material density, raw material blocked the blank obtaining corresponding weight;
(2), heat, adopt gas-fired heating furnace by step (1) described blank heating to 1140 ± 10 DEG C, insulation 2 ~ 2.5h;
(3), pier is thick, forges step (2) described blank, to shake off the oxide layer of blank surface described in step (2) by forging manipulator;
(4), forge and press, described bedding core is put into the small opening of described forging mold, the blank eliminating oxide layer skin described in step (3) is placed in the cavity of described forging mold, by forging manipulator, describedly rushes core gland, described forging mold and described punching pin by one time punching molded for described blank for porous closure plate.
8. porous closure plate one-shot forming technique as claimed in claim 7, it is characterized in that, step (1) described raw material is round steel.
9. porous closure plate one-shot forming technique as claimed in claim 7, is characterized in that, in step (3), the temperature of pier unskilled workman sequence is 900 DEG C ~ 1140 DEG C.
10. porous closure plate one-shot forming technique as claimed in claim 7, it is characterized in that, step (4) comprises the following steps:
(41) described bedding core is put into the small opening of described forging mold, the blank eliminating oxide layer described in step (3) is placed in the cavity of described forging mold, forging manipulator forges described base substrate, till the height of described blank is equal with the height of described forging mold;
(42) described forging manipulator picks up forging mold described in step (41), removes described bedding core, sets level described forging mold;
(43) put on described forging mold and describedly rush core gland, the small opening of described forging mold position is in vertical direction corresponding with the described position rushing the through hole of core gland, in the described all described through hole rushed on core gland, put into described punching pin, then fixed by described locking device and describedly rush core gland and described forging mold;
(44) described forging manipulator folder surely carries out rushing core forging with the described described forging mold rushing core gland and described punching pin and beats, and the height forged to described punching pin also has to take off during 40 ~ 60mm rush core gland from the described core gland that rushes;
(45) described forging manipulator continues lower forging, till described punching pin is equal with described forge mould office, overturns described forging mold, namely obtains porous closure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201196.0A CN105081190A (en) | 2014-05-14 | 2014-05-14 | One-step forming process of multihole blocking plate and mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410201196.0A CN105081190A (en) | 2014-05-14 | 2014-05-14 | One-step forming process of multihole blocking plate and mould |
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| CN105081190A true CN105081190A (en) | 2015-11-25 |
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| CN201410201196.0A Pending CN105081190A (en) | 2014-05-14 | 2014-05-14 | One-step forming process of multihole blocking plate and mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589376A (en) * | 2020-10-30 | 2021-04-02 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
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| CN101722260A (en) * | 2009-12-10 | 2010-06-09 | 中冶陕压重工设备有限公司 | Free forging method of forge piece of rotary arms |
| CN102294424A (en) * | 2011-08-05 | 2011-12-28 | 太原科技大学 | Forging method for preventing cracks from being generated by hot forging of Mn18Cr18N steel protecting ring |
| CN102397967A (en) * | 2011-11-15 | 2012-04-04 | 中冶陕压重工设备有限公司 | Forging preparation method for a sector plate |
| CN203843079U (en) * | 2014-05-14 | 2014-09-24 | 河北航昊高压法兰管件制造有限公司 | Porous blind one-step forming process and die |
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2014
- 2014-05-14 CN CN201410201196.0A patent/CN105081190A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008238213A (en) * | 2007-03-27 | 2008-10-09 | Ntn Corp | Die apparatus for forging, and method for manufacturing flange structure |
| CN101722260A (en) * | 2009-12-10 | 2010-06-09 | 中冶陕压重工设备有限公司 | Free forging method of forge piece of rotary arms |
| CN102294424A (en) * | 2011-08-05 | 2011-12-28 | 太原科技大学 | Forging method for preventing cracks from being generated by hot forging of Mn18Cr18N steel protecting ring |
| CN102397967A (en) * | 2011-11-15 | 2012-04-04 | 中冶陕压重工设备有限公司 | Forging preparation method for a sector plate |
| CN203843079U (en) * | 2014-05-14 | 2014-09-24 | 河北航昊高压法兰管件制造有限公司 | Porous blind one-step forming process and die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589376A (en) * | 2020-10-30 | 2021-04-02 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
| CN112589376B (en) * | 2020-10-30 | 2021-12-28 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
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Effective date of registration: 20160616 Address after: 061400, Mengcun Hui Autonomous County, Hebei City, Cangzhou Province Applicant after: Cangzhou Dongjun pipeline equipment Co. Ltd. Address before: 061400, Mengcun Hui Autonomous County, Hebei City, Cangzhou Province Applicant before: The Hebei vast and boundless high pressure flange pipe fitting Manufacturing Co., Ltd of navigating |
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