CN106734841A - A kind of pair of flange multidirectional precision forming device of I-shaped stainless steel body - Google Patents

A kind of pair of flange multidirectional precision forming device of I-shaped stainless steel body Download PDF

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Publication number
CN106734841A
CN106734841A CN201611183832.7A CN201611183832A CN106734841A CN 106734841 A CN106734841 A CN 106734841A CN 201611183832 A CN201611183832 A CN 201611183832A CN 106734841 A CN106734841 A CN 106734841A
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CN
China
Prior art keywords
drift
extension bar
extrusion die
punch
die component
Prior art date
Application number
CN201611183832.7A
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Chinese (zh)
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CN106734841B (en
Inventor
刘华
刘光辉
刘百宣
孙红星
王涛
刘丹
汪金保
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郑州机械研究所
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Priority to CN201611183832.7A priority Critical patent/CN106734841B/en
Publication of CN106734841A publication Critical patent/CN106734841A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21KMAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00Making machine elements
    • B21K1/20Making machine elements valve parts
    • B21K1/24Making machine elements valve parts valve bodies; valve seats
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00Details of machines for forging, pressing, or hammering
    • B21J13/02Dies or mountings therefor

Abstract

The invention discloses a kind of pair of flange multidirectional precision forming device of I-shaped stainless steel body.The device includes left extrusion die component, right extrusion die component, upper extrusion die component, the lower part of extrusion die component four;Left extrusion die component includes left drift extension bar, left drift;Right extrusion die component includes right drift extension bar, right drift;Upper extrusion die component is by including from top to bottom being sequentially connected the upper padding plate, ram block, the upper punch that connect;Lower extrusion die component includes being sequentially connected the die holder, the lower mould that connect from the bottom to top, and is installed on ejector beam extension bar, ejector beam in die holder and lower mould central through hole successively from the bottom to top.Forging needed for the achievable single pass shaping of the present invention, its forming effect is good, efficiency high, and each part of building mortion is installed and changes simple, and mold materials cost, low processing cost, device compatibility are strong, by changing the formable other shapes complex forging of mold shape.

Description

A kind of pair of flange multidirectional precision forming device of I-shaped stainless steel body

Technical field

The invention belongs to hot precision forming device in machine industry, the specifically a kind of pair I-shaped stainless steel valve of flange The multidirectional precision forming device of body.

Background technology

During double I-shaped stainless steel bodies of flange are extensively using oil, gas extraction, refinement and pipe-line transportation system, Because it works long hours in adverse circumstances, high temperature, high pressure, corrosive medium etc., this performance to valve body are proposed more Requirement high, to ensure the reliability and security during valve use.

Shaped using casting method more than foreign countries' the type stainless steel body at present, the blank of casting method production, casting is very The casting flaw such as easily there is loose, shrinkage cavity, be mingled with so that the mechanical property of its product is far below forging.Except casting method Outside, domestic some producers produce valve body blank using cold-drawing process, using the valve body blank any surface finish of the technique productions Degree is higher, without secondary operation, but complex manufacturing, expects that valve body blank needs 8-9 passage cold drawings, per pass from former material Operation will carry out phosphorus saponification process, solution treatment and more mold exchange, and this results in its low production efficiency, high cost.Except this it Outward, every time blank also needs to carry out pickling processes, and this will necessarily cause larger environmental pollution.

The content of the invention

The present invention is just being directed to the weak point in the presence of above-mentioned prior art and to provide a kind of pair of flange I-shaped not The rust multidirectional precision forming device of steel valve body.The device can realize the I-shaped stainless steel body forging of single pass hot forging forming, profit Shaping double I-shaped stainless steel bodies of flange with the present apparatus has the advantages that energy-saving material-saving, high efficiency, environmental protection.

Building mortion of the invention is from horizontal X direction, vertical Y-direction extrusion billet into shape Forging, installed in four directions On shaping press.Concrete technical scheme is as follows:

The of the invention pair of multidirectional precision forming device of the I-shaped stainless steel body of flange includes left extrusion die component, right extrusion die Tool component, upper extrusion die component, the lower part of extrusion die component four;Left extrusion die component includes left drift extension bar, Zuo Chong Head;Right extrusion die component includes right drift extension bar, right drift;Upper extrusion die component is from top to bottom sequentially connected by including Upper padding plate, ram block, the upper punch for connecing;Lower extrusion die component includes being sequentially connected from the bottom to top die holder, the lower mould for connecing, with And it is installed on ejector beam extension bar, ejector beam in die holder and lower mould central through hole successively from the bottom to top;Wherein, left and right extrusion die Tool component is installed on the horizontal direction of four direction shaping presses, and left drift extension bar is connected with the left oil cylinder of press, right drift extension bar and The right oil cylinder connection of press;Upper and lower extrusion die component is installed on the vertical direction of four direction shaping presses, and upper padding plate is connected to pressure Machine top shoe, die holder is installed on press level table, and ejector beam extension bar is installed on press liftout tank, and push rod is installed on liftout On bar extension bar.

Heretofore described ram block is connected by the dovetail groove on upper padding plate with upper padding plate, ram block and upper padding plate Finger setting is positioned by the ram block being installed in the vertically oriented hole processed on ram block and upper padding plate;The left punching Linked together by dovetail groove between head and left drift extension bar, right drift and right drift extension bar, and in left drift and Zuo Chong Head extension bar, right drift and right drift extension bar connection end are separately installed with for limiting left drift and right drift vertical direction moves Left punch press platen, right punch press platen;The upper punch is connected with ram block by dovetail groove, upper punch front and back position difference It is fixed on ram block by fixed block and screw after fixed block, upper punch before the upper punch of L-shaped structure.Upper punch is direct High temperature blank is acted on, it is higher to material requirements, upper punch and ram block are designed as split mechanism and are effectively reduced mould Cost.

Heretofore described lower mould is installed in the groove of die holder, is anchored on die holder by screw, in die holder groove, Front pods, rear cushion block are provided with the front and rear shoulder of lower mould, the front pods, rear cushion block are combined by dovetail groove with die holder, And be provided with for limiting foremast block pressur plate, rear cushion block that front pods, rear cushion block vertical direction are moved by screw on die holder Pressing plate.

Forming technology principle of the invention is as follows:

By the right drift on the left drift that controls the left and right oil cylinder of press to be installed on left drift extension bar, right drift extension bar it Between distance be adjusted to heating after blank length, blank after heating is positioned on lower mould, press top shoe is moved downward, band The dynamic upper padding plate being installed on press top shoe, ram block, upper punch are moved downward, and are extruded after upper punch contacting metal blank Blank, stops after being expressed to forging desired size, then left drift and right drift is extruded metal base by controlling left and right oil cylinder Material, stops after being expressed to forging desired size, and control press top shoe, left and right oil cylinder move back upper punch, left drift, right drift Afterwards, press liftout tank is moved upwards, ejector beam extension bar is acted on ejector beam ejection forging, is placed into blank and is repeated dynamic above Make.

Beneficial effects of the present invention are as follows:

The of the invention pair of flange multidirectional precision forming device of I-shaped stainless steel body can realize forging needed for single pass shaping, its Forming effect is good, efficiency high, and each part of building mortion is installed and changes simple, and mold materials cost, low processing cost, device are simultaneous Capacitive is strong, by changing the formable other shapes complex forging of mold shape.

Brief description of the drawings

The double flange multidirectional precise forming process schematic diagrames of I-shaped stainless steel body of Fig. 1.

The double flange multidirectional precision forming device front sectional view of I-shaped stainless steel body of Fig. 2.

The double flange multidirectional precision forming device left view sectional views of I-shaped stainless steel body of Fig. 3.

The double flanges of Fig. 4 multidirectional precision forming device of I-shaped stainless steel body removes punch-head assembly top view.

Number explanation in Fig. 2,3,4:1st, left drift extension bar, 2, left drift, 3, left punch press platen, 4, upper padding plate, 5, drift Cushion block, 6, ram block alignment pin, 7, upper punch, 8, blank, 9, right punch press platen, 10, right drift extension bar, 11, right drift, 12nd, lower mould, 13, ejector beam, 14, die holder, 15, ejector beam extension bar, 16, front pods, 17, foremast block pressur plate, 18, solid before upper punch Determine block, 19, fixed block after upper punch, 20, rear cushion block pressing plate, 21, rear cushion block.

Specific embodiment

The present invention is below with reference to embodiment(Accompanying drawing)It is further described:

As shown in figure 1, the present embodiment is from horizontal X direction, vertical Y-direction extrusion billet into shape Forging, the device should be installed on four On the shaping press of direction.

As shown in Figure 2,3, 4, the of the invention pair of multidirectional precision forming device of the I-shaped stainless steel body of flange includes left squeezing Compression mould component, right extrusion die component, upper extrusion die component, the lower part of extrusion die component four;Left extrusion die component Including left drift extension bar 1, left drift 2;Right extrusion die component includes right drift extension bar 10, right drift 11;Upper extrusion die group Part is by including from top to bottom being sequentially connected the upper padding plate 4, ram block 5, the upper punch 7 that connect;Lower extrusion die component include by Under it is supreme be sequentially connected die holder 14, the lower mould 12 for connecing, and be installed on die holder 14 successively from the bottom to top with the lower central through hole of mould 12 Interior ejector beam extension bar 15, ejector beam 13;Wherein, left and right extrusion die component is installed on the level side of four direction shaping presses To left drift extension bar 1 is connected with the left oil cylinder of press, and right drift extension bar 10 is connected with the right oil cylinder of press;Upper and lower extrusion die component The vertical direction of four direction shaping presses is installed on, upper padding plate 4 is connected to press top shoe, and die holder 14 is installed on press horizontal stand On face, ejector beam extension bar 15 is installed on press liftout tank, and push rod 13 is installed on ejector beam extension bar 15.

Heretofore described ram block 5 is connected by the dovetail groove on upper padding plate 4 with upper padding plate, ram block 5 with it is upper Backing plate 4 is positioned by the ram block alignment pin 6 being installed in the vertically oriented hole processed on ram block 5 and upper padding plate 4; Linked together by dovetail groove between the left drift 2 and left drift extension bar 1, right drift 11 and right drift extension bar 10, and It is separately installed with for limiting left drift 2 with left drift extension bar 1, right drift 11 and the right connection end of drift extension bar 10 in left drift 2 And left punch press platen 3, the right punch press platen 9 of the right vertical direction of drift 11 movement;The upper punch 7 passes through swallow with ram block 5 Stern notch is connected, and the front and back position of upper punch 7 is respectively by fixed block 19 after fixed block 18, upper punch before the upper punch of L-shaped structure And screw is fixed on ram block 5.Upper punch 7 directly acts on high temperature blank, higher to material requirements, by upper punch 7 Split mechanism is designed as with ram block 5 be effectively reduced die cost.

Heretofore described lower mould 12 is installed in the groove of die holder, is anchored on die holder 14 by screw, in die holder 14 In groove, front pods 16, rear cushion block 21 are provided with the front and rear shoulder of lower mould 12, the front pods 16, rear cushion block 21 pass through swallow Stern notch is combined with die holder 14, and is provided with for limiting front pods 16, rear cushion block 21 side vertically by screw on die holder 14 To mobile foremast block pressur plate 17, rear cushion block pressing plate 20.

The technical process of the present invention shaping I-shaped stainless steel body of double flanges is as follows:Be tod by controlling press or so oil cylinder The distance between right drift 11 on the left drift 2 that is installed on left drift extension bar 1, right drift extension bar 10 is adjusted to base after heating The length of material 8, blank after heating 8 is positioned on lower mould 12, and press top shoe is moved downward, and drive is installed on press top shoe On upper padding plate 4, ram block 5, upper punch 7 move downward, extrusion billet after the contacting metal blank 8 of upper punch 7 is expressed to forging Stop after part desired size, then left drift 2 and right drift 11 is extruded metal stock by controlling left and right oil cylinder, be expressed to forging Stop after part desired size, control press top shoe, left and right oil cylinder step back upper punch 7, left drift 2, right drift 11, press top Go out cylinder to move upwards, ejector beam extension bar 15 is acted on the ejection forging of ejector beam 13, place into blank and repeat to act above.

Claims (5)

1. a kind of pair of flange multidirectional precision forming device of I-shaped stainless steel body, it is characterised in that:Described device includes left squeezing Compression mould component, right extrusion die component, upper extrusion die component, the lower part of extrusion die component four;Left extrusion die component Including left drift extension bar(1), left drift(2);Right extrusion die component includes right drift extension bar(10), right drift(11);It is upper to squeeze Compression mould component is by including from top to bottom being sequentially connected the upper padding plate for connecing(4), ram block(5), upper punch(7);Lower extruding Die assembly includes being sequentially connected from the bottom to top the die holder for connecing(14), lower mould(12), and it is installed on die holder successively from the bottom to top (14)With lower mould(12)Ejector beam extension bar in central through hole(15), ejector beam(13);Wherein, left and right extrusion die component peace Horizontal direction loaded on four direction shaping presses, left drift extension bar(1)It is connected with the left oil cylinder of press, right drift extension bar(10)With pressure The right oil cylinder connection of machine;Upper and lower extrusion die component is installed on the vertical direction of four direction shaping presses, upper padding plate(4)It is connected to Press top shoe, die holder(14)It is installed on press level table, ejector beam extension bar(15)It is installed on press liftout tank, push rod (13)It is installed on ejector beam extension bar(15)On.
2. the according to claim 1 pair of flange multidirectional precision forming device of I-shaped stainless steel body, it is characterised in that:Institute State ram block(5)By upper padding plate(4)On dovetail groove be connected with upper padding plate, ram block(5)With upper padding plate(4)By wearing Mounted in ram block(5)With upper padding plate(4)On ram block alignment pin in the vertically oriented hole that processes(6)Positioning.
3. the according to claim 1 pair of flange multidirectional precision forming device of I-shaped stainless steel body, it is characterised in that:Institute State left drift(2)With left drift extension bar(1), right drift(11)With right drift extension bar(10)Between be connected to one by dovetail groove Rise, and in left drift(2)With left drift extension bar(1), right drift(11)With right drift extension bar(10)Connection end is respectively mounted useful In the left drift of limitation(2)And right drift(11)The left punch press platen of vertical direction movement(3), right punch press platen(9).
4. the according to claim 1 pair of flange multidirectional precision forming device of I-shaped stainless steel body, it is characterised in that:Institute State upper punch(7)With ram block(5)It is connected by dovetail groove, upper punch(7)Front and back position is respectively by the upper of L-shaped structure Fixed block before drift(18), fixed block after upper punch(19)And screw is fixed on ram block(5)On.
5. the according to claim 1 pair of flange multidirectional precision forming device of I-shaped stainless steel body, it is characterised in that:Institute State lower mould(12)It is installed in the groove of die holder, die holder is anchored on by screw(14)On, in die holder(14)In groove, lower mould (12)Front and rear shoulder on be provided with front pods(16), rear cushion block(21), the front pods(16), rear cushion block(21)By dovetail Groove and die holder(14)It is combined, and in die holder(14)On be provided with for limiting front pods by screw(16), rear cushion block(21) The foremast block pressur plate of vertical direction movement(17), rear cushion block pressing plate(20).
CN201611183832.7A 2016-12-20 2016-12-20 A kind of multidirectional precision forming device of I-shaped stainless steel body of double flanges CN106734841B (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107598064A (en) * 2017-07-31 2018-01-19 四川凯茨实业集团有限公司 Forging and forming technology with handle flanged ball valve valve body
CN107671217A (en) * 2017-11-21 2018-02-09 四川凯茨阀门制造有限公司 A kind of flanged ball valve valve body forging forming method and its base mould of use
CN107876675A (en) * 2017-11-21 2018-04-06 四川凯茨阀门制造有限公司 A kind of flanged ball valve manufacture method
CN108620487A (en) * 2018-04-28 2018-10-09 张新 The multidirectional red stamping die of one kind and forming method
CN108637091A (en) * 2018-04-28 2018-10-12 张新 The multidirectional red stamping die of one kind and forming method
CN109433985A (en) * 2018-11-01 2019-03-08 郑州机械研究所有限公司 A kind of multidirectional numerical control linked precise forming process of speed changer planet carrier
CN109759470A (en) * 2018-11-27 2019-05-17 南京迪威尔高端制造股份有限公司 Double acting extrusion forming method of composable mold of level of entire body in a kind of double flanges
CN109848236A (en) * 2019-01-03 2019-06-07 南京迪威尔高端制造股份有限公司 Combination with entire body in large-sized flange divides mould mold extrusion forming method
CN110170609A (en) * 2019-06-10 2019-08-27 郑州机械研究所有限公司 Band flange cage housing precision plastic forming process and mold
CN110193527A (en) * 2019-06-06 2019-09-03 燕山大学 The multidirectional extruding severe deformation mold of one kind and its method
CN110576135A (en) * 2019-10-11 2019-12-17 刘安胜 Multi-surface forging modeling forging device
CN110681712A (en) * 2019-08-20 2020-01-14 南京迪威尔高端制造股份有限公司 Prestress combined internal cooling mold core and method for hot extrusion forming of large valve body

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CN102886477A (en) * 2012-10-19 2013-01-23 中国二十二冶集团有限公司 Ball core closed-die forging process using valve body ball core forging die
CN106077389A (en) * 2016-06-17 2016-11-09 二十二冶集团精密锻造有限公司 The multidirectional precision die forging process of valve with flange
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CN201127976Y (en) * 2007-02-16 2008-10-08 李之海 Multiway press forming mold
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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107598064A (en) * 2017-07-31 2018-01-19 四川凯茨实业集团有限公司 Forging and forming technology with handle flanged ball valve valve body
CN107671217A (en) * 2017-11-21 2018-02-09 四川凯茨阀门制造有限公司 A kind of flanged ball valve valve body forging forming method and its base mould of use
CN107876675A (en) * 2017-11-21 2018-04-06 四川凯茨阀门制造有限公司 A kind of flanged ball valve manufacture method
CN108620487A (en) * 2018-04-28 2018-10-09 张新 The multidirectional red stamping die of one kind and forming method
CN108637091A (en) * 2018-04-28 2018-10-12 张新 The multidirectional red stamping die of one kind and forming method
CN109433985B (en) * 2018-11-01 2020-04-21 郑州机械研究所有限公司 Multidirectional numerical control linkage precision forming process for planet carrier of transmission
CN109433985A (en) * 2018-11-01 2019-03-08 郑州机械研究所有限公司 A kind of multidirectional numerical control linked precise forming process of speed changer planet carrier
CN109759470A (en) * 2018-11-27 2019-05-17 南京迪威尔高端制造股份有限公司 Double acting extrusion forming method of composable mold of level of entire body in a kind of double flanges
CN109759470B (en) * 2018-11-27 2021-01-19 南京迪威尔高端制造股份有限公司 One-time extrusion forming method for horizontal double-action combined die of double-flange middle body
CN109848236A (en) * 2019-01-03 2019-06-07 南京迪威尔高端制造股份有限公司 Combination with entire body in large-sized flange divides mould mold extrusion forming method
CN109848236B (en) * 2019-01-03 2020-10-13 南京迪威尔高端制造股份有限公司 One-step extrusion forming method of combined die-splitting die with large-sized flange middle body
CN110193527A (en) * 2019-06-06 2019-09-03 燕山大学 The multidirectional extruding severe deformation mold of one kind and its method
CN110170609A (en) * 2019-06-10 2019-08-27 郑州机械研究所有限公司 Band flange cage housing precision plastic forming process and mold
CN110170609B (en) * 2019-06-10 2021-01-22 郑州机械研究所有限公司 Precision plastic forming process and mould for ball cage cover with flange
CN110681712A (en) * 2019-08-20 2020-01-14 南京迪威尔高端制造股份有限公司 Prestress combined internal cooling mold core and method for hot extrusion forming of large valve body
CN110576135A (en) * 2019-10-11 2019-12-17 刘安胜 Multi-surface forging modeling forging device

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