CN101885031A - Die for controlling forming of asymmetric complex-curved rebar forge piece by using movable damping block - Google Patents
Die for controlling forming of asymmetric complex-curved rebar forge piece by using movable damping block Download PDFInfo
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- CN101885031A CN101885031A CN 201010219501 CN201010219501A CN101885031A CN 101885031 A CN101885031 A CN 101885031A CN 201010219501 CN201010219501 CN 201010219501 CN 201010219501 A CN201010219501 A CN 201010219501A CN 101885031 A CN101885031 A CN 101885031A
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Abstract
The invention relates to a die for controlling forming of an asymmetric complex-curved rebar forge piece by using a movable damping block, in particular to a forming die of an asymmetric complex-curved rebar forge piece, which solves the problem that the junction of the curved surface of an asymmetric complex-curved bar component is easily folded and not fully filled in the existing forming process. A male die (13) is provided with two pressure relief discharge openings (14), and the setting position of each pressure relief discharge opening (14) is positioned right above the corresponding side-ear connecting rib (17-1) of the asymmetric complex-curved rebar forge piece (17); the male die (13) is provided with a minor segment stepped hole (16); a movable damping block (24) is arranged in the lower end hole (16-2) of the minor segment stepped hole (16); a male die heating plate (10) is provided with a through hole (10-1) of a small punch (12) of a hydraulic press; and the through hole (10-1) of the small punch (12) of the hydraulic press corresponds to the minor segment stepped hole (16). The die is applicable to forming the asymmetric complex-curved rebar forge piece.
Description
Technical field
The present invention relates to a kind of mould of asymmetric complex-curved muscle forging forming, be specifically related to a kind of mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming, belong to the forging and forming technology technical field.
Background technology
High-strength tenacity, light weight are one of important development trend of Aero-Space class part, particularly key stressed member not only requires part to have good shape and size precision, also requires its interior microscopic tissue good, grain size is evenly tiny, and streamline is along part geometry contoured profile etc.For the Aero-Space class part of thin-wall complicated muscle class, adopt traditional machining process stock utilization low, long processing time, production efficiency is low, and is not easy to satisfy the mechanical property requirements of part; Adopt the technology of hot investment casting easily to cause the part internal structural flaw, the percent defective height, mechanical property is satisfied etc.; Adopt common die forging, the thin-wall complicated muscle filling difficulty that is shaped, be easy to generate be not fully filled, forming defects such as folding, can't meet the demands., connect and the easier generation folding of intersection especially, defective such as be not fully filled at its curved surface for the part of asymmetric complex-curved muscle class.Therefore, must adopt effective measures and rational forging and molding mould, qualified asymmetric complex-curved muscle part could be shaped.
Summary of the invention
The objective of the invention is in order to solve the part of existing forming technology for asymmetric complex-curved muscle class, in the problem that curved surface connects and intersection easily produces folding and is not fully filled of part, and then provide a kind of mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming.
The present invention solves the problems of the technologies described above the technical scheme of taking to be: the mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming comprises heat insulation backing plate, silicate aluminum board, asbestos board, the heating die sleeve, the punch heating plate, punch, a plurality of heating porcelain tubes and resistance wire, combined die, the die backing plate, heating backing plate and following heating plate, described heating die sleeve, the heating backing plate, following heating plate and heat insulation backing plate are fixedly mounted on the hydraulic press lower table from top to bottom successively, described combined die and die backing plate from top to bottom are fixedly mounted in the heating die sleeve successively, combined die is provided with the overlap storehouse, described punch heating plate is fixedly mounted on the hydraulic press upper table, punch is fixedly mounted on the punch heating plate, the profile of described punch and formation die cavity corresponding with the profile of combined die, asymmetric complex-curved muscle forging is placed in the die cavity, the surface of described heating die sleeve is enclosed with silicate aluminum board and asbestos board from inside to outside, described heating die sleeve, be provided with a plurality of heating porcelain tubes and resistance wire in punch heating plate and the following heating backing plate, each heating porcelain tube and resistance wire all are connected with external power source; Have two release discharge gates on the described punch, each release discharge gate offer the position all be positioned at asymmetric complex-curved muscle forging the dowel of picking up the ears accordingly directly over; Described mould also comprises the active damping piece, have bad arc shoulder hole on the described punch, bad arc shoulder hole offer the position be positioned at asymmetric complex-curved muscle forging the circular arc muscle directly over, the cross-sectional area of the upper end hole of described bad arc shoulder hole is less than the cross-sectional area of following stomidium, described active damping piece is slidingly mounted in the following stomidium of bad arc shoulder hole, the height of described bad arc shoulder hole is less than the degree of depth of the following stomidium of bad arc shoulder hole, have the hole of passing through of the little drift of hydraulic press on the described punch heating plate, the little drift of described hydraulic press to pass through the hole corresponding with bad arc shoulder hole.
The present invention compared with prior art has following beneficial effect: the present invention increases the release discharge gate and increases the active damping piece by suitable position on punch, with control each several part metal flow resistance.The present invention is based on law of minimum resistance and change to adjust the resistance of each gusset joint metal flow, the resistance size of metal flow is reached unanimity, thereby when filling, can not produce folding because of each several part thin-walled muscle metal flow speed is different and defective such as be not fully filled; And, equipment tonnage is reduced greatly by increasing the mobile filling that release discharge gate and active damping piece moving up and down in the following stomidium of bad arc shoulder hole promote metal, and cut down the consumption of energy, have the better economic environmental benefit.
Description of drawings
Fig. 1 is the front view of asymmetric complex-curved muscle forging, Fig. 2 is the A-A cutaway view of Fig. 1, Fig. 3 is the upward view of Fig. 1, Fig. 4 is overall structure master's cutaway view of the present invention, Fig. 5 is the B-B cutaway view of Fig. 4, Fig. 6 is the structure master's cutaway view of the present invention that removes behind the asymmetric complex-curved muscle forging, and Fig. 7 is the assembled shaft mapping of punch and active damping piece.
The specific embodiment
The specific embodiment one: present embodiment is described in conjunction with Fig. 1-Fig. 7, the mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming of present embodiment comprises heat insulation backing plate 2, silicate aluminum board 4, asbestos board 5, heating die sleeve 6, punch heating plate 10, punch 13, a plurality of heating porcelain tubes and resistance wire 18, combined die 20, die backing plate 21, heating backing plate 22 and following heating plate 23, described heating die sleeve 6, heating backing plate 22, following heating plate 23 and heat insulation backing plate 2 are fixedly mounted on the hydraulic press lower table 1 from top to bottom successively, described combined die 20 and die backing plate 21 from top to bottom are fixedly mounted in the heating die sleeve 6 successively, combined die 20 is provided with overlap storehouse 7, described punch heating plate 10 is fixedly mounted on the hydraulic press upper table 9, punch 13 is fixedly mounted on the punch heating plate 10, the profile 13-1 of described punch 13 and formation die cavity 3 corresponding with the profile 20-1 of combined die 20, asymmetric complex-curved muscle forging 17 is placed in the die cavity 3, the surface of described heating die sleeve 6 is enclosed with silicate aluminum board 4 and asbestos board 5 from inside to outside, described heating die sleeve 6, be provided with a plurality of heating porcelain tubes and resistance wire 18 in punch heating plate 10 and the following heating backing plate 23, each heating porcelain tube and resistance wire 18 all are connected with external power source; Have two release discharge gates 14 on the described punch 13, each release discharge gate 14 offer the position all be positioned at asymmetric complex-curved muscle forging 17 the dowel 17-1 that picks up the ears accordingly directly over; Described mould also comprises active damping piece 24, have bad arc shoulder hole 16 on the described punch 13, bad arc shoulder hole 16 offer the position be positioned at asymmetric complex-curved muscle forging 17 circular arc muscle 17-2 directly over, the cross-sectional area of the upper end hole 16-1 of described bad arc shoulder hole 16 is less than the cross-sectional area of following stomidium 16-2, described active damping piece 24 is slidingly mounted in the following stomidium 16-2 of bad arc shoulder hole 16, the height of described bad arc shoulder hole 16 is less than the degree of depth of the following stomidium 16-2 of bad arc shoulder hole 16, what have the little drift 12 of hydraulic press on the described punch heating plate 10 passes through hole 10-1, the little drift 12 of described hydraulic press to pass through hole 10-1 corresponding with bad arc shoulder hole 16.
In the forging and pressing process, the little drift 12 of hydraulic press is adjusted to the lower surface of active damping piece 24 apart from 13-210mm place, punch 13 big plane, primer fluid press then, punch 13 presses down simultaneously with the little drift 12 of hydraulic press, little drift 12 unloadings of hydraulic press when volume under pressure reaches 20mm, punch 13 continues to press down, until being depressed into assigned address.
The specific embodiment two: in conjunction with Fig. 4 and Fig. 5 present embodiment is described, the thickness of the silicate aluminum board 4 of present embodiment is 3mm～7mm.So be provided with, heat insulating effect is better.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: in conjunction with Fig. 4 and Fig. 5 present embodiment is described, the thickness of the asbestos board 5 of present embodiment is 20mm～30mm.So be provided with, heat insulating effect is better.Other composition is identical with the specific embodiment one or two with annexation.
Claims (3)
1. mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming, it comprises heat insulation backing plate (2), silicate aluminum board (4), asbestos board (5), heating die sleeve (6), punch heating plate (10), punch (13), a plurality of heating porcelain tubes and resistance wire (18), combined die (20), die backing plate (21), heating backing plate (22) and following heating plate (23), described heating die sleeve (6), heating backing plate (22), following heating plate (23) and heat insulation backing plate (2) from top to bottom are fixedly mounted on the hydraulic press lower table (1) successively, described combined die (20) and die backing plate (21) from top to bottom are fixedly mounted in the heating die sleeve (6) successively, combined die (20) is provided with overlap storehouse (7), described punch heating plate (10) is fixedly mounted on the hydraulic press upper table (9), punch (13) is fixedly mounted on the punch heating plate (10), the profile (13-1) of described punch (13) and formation die cavity (3) corresponding with the profile (20-1) of combined die (20), asymmetric complex-curved muscle forging (17) is placed in the die cavity (3), the surface of described heating die sleeve (6) is enclosed with silicate aluminum board (4) and asbestos board (5) from inside to outside, described heating die sleeve (6), be provided with a plurality of heating porcelain tubes and resistance wire (18) in punch heating plate (10) and the following heating backing plate (23), each heating porcelain tube and resistance wire (18) all are connected with external power source; It is characterized in that: have two release discharge gates (14) on the described punch (13), each release discharge gate (14) offer the position all be positioned at asymmetric complex-curved muscle forging (17) the dowel of picking up the ears accordingly (17-1) directly over; Described mould also comprises active damping piece (24), have bad arc shoulder hole (16) on the described punch (13), bad arc shoulder hole (16) offer the position be positioned at asymmetric complex-curved muscle forging (17) circular arc muscle (17-2) directly over, the cross-sectional area of the upper end hole (16-1) of described bad arc shoulder hole (16) is less than the cross-sectional area of following stomidium (16-2), described active damping piece (24) is slidingly mounted in the following stomidium (16-2) of bad arc shoulder hole (16), the height of described bad arc shoulder hole (16) is less than the degree of depth of the following stomidium (16-2) of bad arc shoulder hole (16), what have the little drift of hydraulic press (12) on the described punch heating plate (10) passes through hole (10-1), the little drift of described hydraulic press (12) to pass through hole (10-1) corresponding with bad arc shoulder hole (16).
2. the mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming according to claim 1 is characterized in that: the thickness of described silicate aluminum board (4) is 3mm～7mm.
3. the mould that utilizes the active damping piece to control asymmetric complex-curved muscle forging forming according to claim 1 and 2 is characterized in that: the thickness of described asbestos board (5) is 20mm～30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102195010A CN101885031B (en) | 2010-07-07 | 2010-07-07 | Die for controlling forming of asymmetric complex-curved rebar forge piece by using movable damping block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102195010A CN101885031B (en) | 2010-07-07 | 2010-07-07 | Die for controlling forming of asymmetric complex-curved rebar forge piece by using movable damping block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101885031A true CN101885031A (en) | 2010-11-17 |
| CN101885031B CN101885031B (en) | 2012-02-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102195010A Expired - Fee Related CN101885031B (en) | 2010-07-07 | 2010-07-07 | Die for controlling forming of asymmetric complex-curved rebar forge piece by using movable damping block |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581183A (en) * | 2012-02-28 | 2012-07-18 | 西北工业大学 | Method for determining blank with different thicknesses for two-dimensional integrated loading and forming |
| CN102601281A (en) * | 2012-02-28 | 2012-07-25 | 西北工业大学 | Method for determining blanks of different thickness for local loading forming of three-dimensional frame-shaped member |
| CN102632173A (en) * | 2012-02-28 | 2012-08-15 | 西北工业大学 | Method for determining thickness-unequal blank for two-dimensional local loading and forming |
| CN102632172A (en) * | 2012-02-28 | 2012-08-15 | 西北工业大学 | Method for determining uneven-thickness blank for realizing local loading forming of rib-plate-shaped three-dimensional component |
| CN103357804A (en) * | 2012-04-01 | 2013-10-23 | 华中科技大学 | Damping type flow control forming process and die for aluminium-alloy rib-plate forging |
| CN110252924A (en) * | 2019-07-25 | 2019-09-20 | 西安建筑科技大学 | A kind of fork forgings mold controllable flow flash gutters and branch fork forgings mold |
| CN116251916A (en) * | 2023-03-03 | 2023-06-13 | 哈尔滨工业大学 | Back extrusion forming and demolding method for deep cavity inner rib member with U-shaped notch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5732835A (en) * | 1980-08-06 | 1982-02-22 | Ntn Toyo Bearing Co Ltd | Equipment for forming outer ring of uniform speed joint |
| JPH04342887A (en) * | 1991-05-20 | 1992-11-30 | Hitachi Ltd | Forming metallic mold for scroll and its machining method |
| JPH11169996A (en) * | 1997-12-05 | 1999-06-29 | Honda Motor Co Ltd | Die device for forging |
| CN201211548Y (en) * | 2008-06-25 | 2009-03-25 | 南京汽车锻造有限公司 | Forging mould of motor vehicle rear-wheel spindle |
| CN101633030A (en) * | 2009-08-20 | 2010-01-27 | 上海保捷汽车零部件锻压有限公司 | Split forging die based on expansion of plastic deformation zone |
-
2010
- 2010-07-07 CN CN2010102195010A patent/CN101885031B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5732835A (en) * | 1980-08-06 | 1982-02-22 | Ntn Toyo Bearing Co Ltd | Equipment for forming outer ring of uniform speed joint |
| JPH04342887A (en) * | 1991-05-20 | 1992-11-30 | Hitachi Ltd | Forming metallic mold for scroll and its machining method |
| JPH11169996A (en) * | 1997-12-05 | 1999-06-29 | Honda Motor Co Ltd | Die device for forging |
| CN201211548Y (en) * | 2008-06-25 | 2009-03-25 | 南京汽车锻造有限公司 | Forging mould of motor vehicle rear-wheel spindle |
| CN101633030A (en) * | 2009-08-20 | 2010-01-27 | 上海保捷汽车零部件锻压有限公司 | Split forging die based on expansion of plastic deformation zone |
Non-Patent Citations (1)
| Title |
|---|
| 《锻压技术》 20060625 杨平等 筋板类锻件等温精密成形技术研究 第55-58页 , 第03期 2 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581183A (en) * | 2012-02-28 | 2012-07-18 | 西北工业大学 | Method for determining blank with different thicknesses for two-dimensional integrated loading and forming |
| CN102601281A (en) * | 2012-02-28 | 2012-07-25 | 西北工业大学 | Method for determining blanks of different thickness for local loading forming of three-dimensional frame-shaped member |
| CN102632173A (en) * | 2012-02-28 | 2012-08-15 | 西北工业大学 | Method for determining thickness-unequal blank for two-dimensional local loading and forming |
| CN102632172A (en) * | 2012-02-28 | 2012-08-15 | 西北工业大学 | Method for determining uneven-thickness blank for realizing local loading forming of rib-plate-shaped three-dimensional component |
| CN102581183B (en) * | 2012-02-28 | 2013-11-27 | 西北工业大学 | Method for determining blank with different thicknesses for two-dimensional integrated loading and forming |
| CN102601281B (en) * | 2012-02-28 | 2014-02-26 | 西北工业大学 | Method for determining blanks of different thickness for local loading forming of three-dimensional frame-shaped member |
| CN103357804A (en) * | 2012-04-01 | 2013-10-23 | 华中科技大学 | Damping type flow control forming process and die for aluminium-alloy rib-plate forging |
| CN103357804B (en) * | 2012-04-01 | 2015-03-04 | 华中科技大学 | Damping type flow control forming process and die for aluminium-alloy rib-plate forging |
| CN110252924A (en) * | 2019-07-25 | 2019-09-20 | 西安建筑科技大学 | A kind of fork forgings mold controllable flow flash gutters and branch fork forgings mold |
| CN116251916A (en) * | 2023-03-03 | 2023-06-13 | 哈尔滨工业大学 | Back extrusion forming and demolding method for deep cavity inner rib member with U-shaped notch |
| CN116251916B (en) * | 2023-03-03 | 2023-08-11 | 哈尔滨工业大学 | Back extrusion forming and demolding method for deep cavity inner rib member with U-shaped notch |
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| Publication number | Publication date |
|---|---|
| CN101885031B (en) | 2012-02-29 |
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