CN2158314Y - Pressure die casting equipment for making aluminium alloy vehicle wheels - Google Patents

Pressure die casting equipment for making aluminium alloy vehicle wheels Download PDF

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Publication number
CN2158314Y
CN2158314Y CN 93203245 CN93203245U CN2158314Y CN 2158314 Y CN2158314 Y CN 2158314Y CN 93203245 CN93203245 CN 93203245 CN 93203245 U CN93203245 U CN 93203245U CN 2158314 Y CN2158314 Y CN 2158314Y
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CN
China
Prior art keywords
counterdie
patrix
mould
aluminum
brace
Prior art date
Application number
CN 93203245
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Chinese (zh)
Inventor
吴岳壹
齐丕骧
戴刚
林宏权
顾金桂
Original Assignee
中国兵器工业第五二研究所宁波分所
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Priority to CN 93203245 priority Critical patent/CN2158314Y/en
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Publication of CN2158314Y publication Critical patent/CN2158314Y/en

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Abstract

The utility model relates to vertical pressure die casting equipment. The pressure die casting equipment for making aluminium alloy vehicle wheels comprises a secondary horizontal subtype quartering mold and an ordinary vertical hydraulic machine that is slightly refitted. The mold realizes the actions of locking the mold and opening the mold via a plurality of diagonal tie mechanisms, and a pusher mechanism automatically realizes the action of pushing finished pieces. The utility model adopts the ordinary vertical hydraulic machine to lower the cost, and adopts a unique pusher mechanism to make the operation quick and convenient. Whereas, the adoption of the secondary horizontal subtype quartering mold enables the coating on the walls of the reservoir and the oxidizing inclusion to finally congeal on a remainder pie basically without entry into the mold cavity. Therefore, the utility model can cast better small pouring channel aluminium wheels of high quality.

Description

The utility model relates to a kind of vertical extrusion casting apparatus.
Aluminum-alloy wheel (hereinafter to be referred as the aluminium wheel) is a motorcycle, main parts size on the automobile, cast among high-quality aluminium wheel developing rapidly with extrusion casting method now, the expensive dedicated extruded Casting Equipment of external employing mostly with complex hydraulic system, Just because of this, consider China's national situation, we in first to file " extrusion casting method of aluminum-alloy wheel and equipment ", proposed a kind ofly utilize common hydraulic press to cooperate three fens moulds of a horizontal parting, and the technical scheme of casting the high-quality Al wheel with extrusion casting method, its big characteristics are that the running channel diameter is the same with the reservoir diameter big, but such mould structure is brought coating on the liquid storage cell wall and oxide inclusion in the die cavity into easily, influence aluminium wheel casting quality, and for little running channel (as diameter less than φ 80mm) aluminium wheel foundry goods, if use this mould structure, the reservoir degree of depth is long, and aluminium liquid solidifies halfway easily and is difficult to finish extruding casting process.
The purpose of this utility model provides a kind of and is more suitable in the twice parting extrusion casting apparatus of the little running channel aluminium of extrusion casint wheel for overcoming above-mentioned the deficiencies in the prior art with regard to being.
Scheme of the present utility model comprises four fens moulds of secondary levels somatotype and slightly through the common vertical hydraulic press of repacking; Described mould is four fens moulds of secondary levels somatotype, comprise bed die, counterdie, middle mould, patrix and upper plate from bottom to top, be connected to support by at least two supporting and positioning mechanism between bed die and the counterdie and form the horizontal parting face one time, counterdie, middle mould, patrix are finished locked mode, die sinking action by a plurality of brace mechanism, form another sub-level die joint; Between the moved cross beam of the upper plate of described mould and described hydraulic press, the pusher that foundry goods is ejected is arranged from mold cavity; Between the base of described mould and hydraulic press, have molten aluminum liquid is filled type mechanism from what reservoir was clamp-oned mold cavity.
Vertically be fixed with many charging rams on the crossbeam of described vertical hydraulic press downwards, moved cross beam then has the through hole that charging ram is connected in the corresponding section, and the repacking like this of hydraulic press is in order to finish the pusher of foundry goods rapidly quickly.
Described bed die is fixed on the work top of hydraulic press base, counterdie passes through the spring supported on bed die, spring housing is outside spring guide pillar, it is I-shaped that spring guide pillar is, and the upper end is a bayonet lock, and the bed die center is a running channel, and middle mould is for being the horizontally disposed slide block of polylith of angle five equilibrium in 360 ° of round scopes, they are connected for radially sliding with patrix by tenon groove structure, and patrix and upper plate are fixed with one and the moved cross beam by pusher and hydraulic press fixes.
Described brace mechanism comprises and obliquely is inserted and secured on the oblique through hole of the brace on the counterdie, oblique each slide block of perforation and is distributed in pit on the patrix downside, when slide block by inclined hole when brace slides up and down, slide block is also done centrifugal, entad slip by the relative patrix of tenon groove structure, when finishing matched moulds, brace passes described oblique through hole, and its upper end inserts described pit, and the Trinity in line.
Described pusher comprises top board, spacing block, push pedal and the push rod pressing plate that is connected with it and the vertical push rod of Duo Gen, anti-push rod, the lower surface of top board and hydraulic press moved cross beam is fixed with one, spacing block is connected and fixed top board and upper plate, and stay space movable up and down for the push pedal that is positioned between the two, some vertical leads are arranged between top board and the upper plate and run through push pedal, push pedal can slide up and down along lead in the space of top board and upper plate formation, and push rod, anti-push rod fixing in the push pedal then run through upper plate and patrix.
The described type mechanism of filling comprises cylinder barrel and the following extrusion head that connects the bed die center, and the top of described cylinder barrel is reservoir, the be connected plunger of following extrusion oil cylinder of hydraulic press of the bar portion of described time extrusion head.
Compared with prior art, the utility model employing is omited through the common vertical hydraulic press of repacking does not need expensive dedicated extruded Casting Equipment, with low cost, be fit to China's actual conditions, exclusive pusher makes operation convenient rapidly, adopt four fens moulds of secondary levels somatotype then can make coating on the liquid storage cell wall and oxide inclusion not enter die cavity basically and final set on the clout cake, take turns so can cast out high-quality little running channel aluminium better.
Description of drawings:
Fig. 1 is the squeeze casting mould structural representation.
Fig. 2 is for omiting the common vertical hydraulic press structural representation through repacking.
Fig. 3 is the mould view before the matched moulds behind the pouring liquid metal.
Fig. 4 is the mould view when casting part and being ejected mold cavity by top-pushing mechanism.
Fig. 5 is the vertical view of bed die center cylinder barrel.
Fig. 6 is that the B-B of Fig. 5 is to cutaway view.
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
Extrusion casting apparatus of the present utility model comprises mould and the general-purpose vertical hydraulic press that omits through repacking.
Mould adopts four fens moulds of secondary levels somatotype, as shown in Figure 1, comprises bed die (5), counterdie (8), middle mould (19), patrix (9) and upper plate (11) and pusher from bottom to top.
Bed die shown in Fig. 1-4 (5) is fixed on the work top of hydraulic press base (21), its center is a cylinder barrel (4), the top of cylinder barrel (4) is reservoir (33), following extrusion head (3) is arranged in the cylinder barrel (4), in the time being used for storage is contained in the die cavity that aluminium liquid in the cylinder barrel is expressed to mould, work goes, the action of following extrusion head (3) is subjected to down extrusion oil cylinder (22) control, and the oil cylinder plunger (23) in the following extrusion oil cylinder (22) is fixed as one with the bar portion of following extrusion head (3); As Fig. 5, shown in Figure 6, cylinder barrel (4) upper end has king bolt groove (36), and its effect is to cooperate generation torsion with following extrusion head (3) when cast finishes die sinking and twists off clout cake (32);
Counterdie (8) is supported on above the bed die (5) by supporting and positioning mechanism, supporting and positioning mechanism comprises spring (7) and spring guide pillar (6), spring guide pillar (6) is I-shaped, and the upper end is a bayonet lock (10), at the matched moulds state, it runs through bed die (5), counterdie (8) and patrix (9), wherein the through-hole diameter of counterdie (8) is slightly less than the through-hole diameter of patrix (9), spring (7) is enclosed within outside the spring guide pillar (6), and be positioned between bed die (5) and the counterdie (8), when die sinking, counterdie (8) rises from bed die (5) under spring (7) elastic force effect, until bayonet lock (10) location of running into the spring guide pillar upper end.Bed die (5) center is the reverse frustoconic running channel, and its diameter is less than the diameter of bed die (5) center reservoir (33), and both interfaces are a little slot; Form a horizontal parting face between bed die (5) and the counterdie (8), be fixed with many braces (1) on the counterdie (8), its number is 8 in the present embodiment, and its effect is to drive slide block (19) to do radially centrifugal or entad motion when die sinking or matched moulds;
Middle mould is made up of the horizontally disposed slide block of polylith (19), these slide blocks (19) are the angle five equilibrium in 360 ° of round scopes, the tenon (not shown) is arranged on the last plane of each piece slide block (19) and be installed in the horizontal dovetail groove (not shown) of patrix (9), therefore, slide block (19) can along dovetail groove do with respect to mold center entad with centrifugal slip, slide block (19) number is at least two, be four in the present embodiment, at least have an oblique through hole (29) in the middle of the every slide block (19), when slide block (19) is fixed on the brace (1) of a plurality of correspondences on the counterdie when sliding up and down by oblique through hole (29) edge, the also relative patrix (9) of slide block (19) is radially done centrifugal along tongue-and-groove, entad slide, thus mould (19) in realizing, the matched moulds of patrix (9) and die sinking action; As shown in Figure 3, a projection (30) is arranged at slide block (19) bottom, and counterdie (8) is in the position of correspondence fluted (31), and behind matched moulds, projection (30) just in time falls in the groove (31) coincide, and realizes the locking to slide block (19), as Fig. 1, shown in Figure 3;
As Fig. 1, shown in Figure 2, patrix (9) is fixed with one with upper plate (11), upper plate (11) then is connected with the pusher that is fixed on the hydraulic press moved cross beam (26), there are several through holes the centre of patrix (9) and upper plate (11), push rod (17) and anti-push rod (16) for pusher pass through, patrix (9) has pit (35) in the corresponding position of brace (1) with counterdie, behind matched moulds, correct on the brace (1) and insert in the pit (35), thereby realize patrix (9), the locking of middle mould (19) and counterdie (8), as shown in Figure 1; Counterdie (8) forms another sub-level die joint with patrix (9).
Described pusher comprises top board (15), spacing block (20), push pedal (13) and fixing with it push rod pressing plate (12) and a plurality of push rod (17), anti-push rod (16), top board (15) is fixed with one with the lower surface of hydraulic press moved cross beam (26), upper plate (11) fixes with top board (15) by spacing block (20) (failing in the cutaway view 1 to show), and stay space movable up and down for the push pedal (13) that is positioned between the two, the patrix (9) of above-mentioned four minutes moulds promptly is fixed with one with upper plate (11), be fixed with some leads (18) between top board (15) and the upper plate (11) and run through push rod pressing plate (12) and push pedal (13), push pedal (13) can slide up and down along lead (18) in the space that top board (15) and upper plate (11) form, and push pedal (13) is gone up by the fixing with it push rod (17) of push rod pressing plate (12), anti-push rod (16) then runs through upper plate (11) and patrix (9); Push rod (17) is used for after die sinking foundry goods (2) being released from patrix (9), and anti-push rod (16) then is used for when matched moulds push rod (17) being returned to upper, makes it unlikely and stretches in the die cavity.
As shown in Figure 2, slightly vertically be fixed with many charging rams (14) downwards on the entablature (27) of hydraulic press through reequiping, be two in the present embodiment, moved cross beam (26) is then having through hole with charging ram (14) corresponding section, the top board of its lower surface and described pusher (15) is fixed with one, and the repacking like this of hydraulic press is in order to finish the pusher of foundry goods rapidly quickly.
Dynamic use of the present utility model is as follows:
In die opening state, aluminum alloy melt pours in the reservoir (33) of Sheng liquid cylinder of bed die (5), the primer fluid press, make moved cross beam (26) descending, after the oblique through hole (29) in the slide block (19) contacts brace (1), continuous decline along with moved cross beam (26), brace (1) four slide blocks of pulling (19) are entad drawn close along horizontal radial direction, the projection (30) of final slide block (19) bottom falls in the groove (31) of counterdie (8), insert in the corresponding pit (35) of patrix (9) upper end of brace (1) simultaneously, thereby realize patrix (9), middle mould (19), the locking of counterdie (8); Moved cross beam (26) continue to descend, spring (7) compression, counterdie (8) and bed die (5) closure, anti-push rod this moment (16) will go up push pedal (13) push to upper, be returned to until all push rods (17) upper, as shown in Figure 1.When squeeze cylinder plunger (28) on hydraulic press when pressure reaches desirable value, then starting down, squeeze cylinder (22) makes the following extrusion head (3) that is connected on the oil cylinder plunger (23) up, aluminum alloy melt in the reservoir (33) is clamp-oned in the die cavity of mould, like this, aluminum alloy melt in the reservoir (33) under high pressure solidifies and produces a small amount of plastic deformation, then, as shown in Figure 4, make the up die sinking of hydraulic press moved cross beam (26), clout cake (32) disconnects from little slot (34) under the twisting force of pulling force and cylinder barrel helicla flute (36) generation, foundry goods is stayed on the patrix (9) and is continued up thereupon at this moment, because the effect of brace (1), make the slide block (19) of intermediate die when constantly rising, make centrifugal motion and take turns the disengagement of foundry goods (2) wheel rim lateral concave position with aluminium, gradually away from casting part (2), counterdie (8) rises from bed die (5) because of the elastic force effect of spring simultaneously, until running into bayonet lock (10) location; At this moment, casting part (2) still stays on the patrix (9), when rising to, hydraulic press moved cross beam (26) make the charging ram (14) that is fixed on the top beam of hydraulic machine (26) and push pedal (13) when colliding, then along with hydraulic press moved cross beam (26) constantly rises, charging ram (14) promotes push pedal (13) and does relative motion downwards along guide pillar (18), thereby promote dozens of push rod (17) foundry goods (2) is released from patrix (9).
Then, start squeeze cylinder (22) down, make the following extrusion head (3) that is connected on the oil cylinder plunger (23) up, eject the clout cake of staying in the cylinder barrel (4) (32).
Outstanding advantages of the present utility model is that coating, the oxide inclusion that can reduce reservoir are brought in the aluminium wheel foundry goods, and do not needing in the expensive special equipment situation with complex hydraulic system for little running channel aluminium wheel (diameter is less than φ 80mm), only adopt four fens mould moulds of the distinctive secondary levels somatotype of general hydraulic press and the utility model lamps structure, just can produce the fine aluminum alloy wheel.

Claims (10)

1, a kind of extrusion casting apparatus of aluminum-alloy wheel comprises mould and the common vertical hydraulic press that omits through repacking, it is characterized in that:
A. described mould is four fens moulds of secondary levels somatotype, comprise bed die (5) from bottom to top, counterdie (8), middle mould (19), patrix (9) and upper plate (11), counterdie (8) by at least two supporting and positioning mechanism support and connection on bed die (5) and form the horizontal parting face one time, counterdie (8), middle mould (19), patrix (9) is by by the oblique brace (1) that is fixed on the counterdie (8), corresponding with brace (1) and connect in the oblique through hole (29) of mould (19) and a plurality of brace mechanism that is distributed in that pit (35) on patrix (9) downside constitutes finish locked mode, the die sinking action forms another sub-level die joint;
B. between the moved cross beam (26) of the upper plate (11) of described mould and described hydraulic press, the pusher that foundry goods is ejected is arranged from mold cavity;
The base (21) of c. described bed die (5) and hydraulic press is fixed with one, and its center has fills type mechanism with what molten aluminum liquid was clamp-oned mold cavity.
2, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 1, it is characterized in that vertically being fixed with many charging rams (14) downwards on the moved cross beam (26) of described vertical hydraulic press, moved cross beam (26) then has the through hole that charging ram (14) is connected in the corresponding section.
3, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 1, it is characterized in that counterdie (8) center is a running channel, middle mould (19) is for being the horizontally disposed slide block of polylith of angle five equilibrium in 360 ° of round scopes, they are connected for radially sliding with patrix (9) by tenon groove structure, and patrix (9) and upper plate (11) are fixed with one and the moved cross beam (26) by pusher and hydraulic press fixes.
4, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 1, it is characterized in that described brace mechanism comprises the oblique brace (1) that is inserted and secured on the counterdie, the oblique through hole (29) of oblique each slide block of perforation and be distributed in pit (35) on the patrix downside, when slide block by oblique through hole (29) along brace (1) when sliding up and down, slide block (19) is also done radially centrifugal by the relative patrix of tenon groove structure (9), entad slide, at complete matched moulds state, brace (1) passes described oblique through hole (29), and its upper end inserts described pit (35), and the Trinity in line.
5, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 1, it is characterized in that described pusher comprises top board (15), spacing block (20), push pedal (13) and the push rod pressing plate (12) and the many vertical push rods (17) that are connected with it, anti-push rod (16), top board (15) is fixed with one with the lower surface of hydraulic press moved cross beam (26), spacing block (20) is connected and fixed top board (15) and upper plate (11), and stay space movable up and down for the push pedal (13) that is positioned between the two, some vertical leads (18) are arranged between top board (15) and the upper plate (11) and run through push pedal (13), push pedal (13) can slide up and down along lead (18) in the space that top board (15) and upper plate (11) form, and fixing push rod (17) is gone up in push pedal (13), anti-push rod (16) then runs through upper plate (11) and patrix (9).
6, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 1, it is characterized in that the described type mechanism of filling comprises cylinder barrel (4) and the following extrusion head (3) that connects bed die (5) center, the top of described cylinder barrel (4) is reservoir (33), the be connected plunger (23) of following extrusion oil cylinder (22) of hydraulic press of the bar portion of described down extrusion head (3).
7, as claim 1 or 3 described aluminum-alloy wheel extrusion casting apparatus, it is characterized in that described supporting and positioning mechanism comprises spring (7) and spring guide pillar (6), spring guide pillar (6) is I-shaped, and the upper end is a bayonet lock (10), at the matched moulds state, it runs through bed die (5), counterdie (8) and patrix (9), the through-hole diameter of counterdie (8) is slightly less than the through-hole diameter of patrix (9), spring (7) is enclosed within outside the spring guide pillar (6), and be positioned between bed die (5) and the counterdie (8), in die opening state, counterdie (8) rises from bed die (5) under spring (7) elastic force effect, and is located by the bayonet lock (10) of spring guide pillar (6) upper end.
8, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 3 is characterized in that the running channel at described counterdie (8) center is a reverse frustoconic, and the diameter of reservoir (33) is greater than the running channel diameter, and both interfaces are a little slot (34).
9, as claim 3 or 4 described aluminum-alloy wheel extrusion casting apparatus, there is projection (30) slide block (19) lower end of mould in it is characterized in that, counterdie (8) fluted in the corresponding position (31), when finishing matched moulds, described projection (30) just in time falls into described groove (31) and coincide, and cooperates described brace mechanism to realize the locking of patrix (9), middle mould (19) and counterdie (8).
10, aluminum-alloy wheel extrusion casting apparatus as claimed in claim 6 is characterized in that the upper end perisporium of described cylinder barrel (4) has a plurality of king bolt grooves (36).
CN 93203245 1993-02-19 1993-02-19 Pressure die casting equipment for making aluminium alloy vehicle wheels CN2158314Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 93203245 CN2158314Y (en) 1993-02-19 1993-02-19 Pressure die casting equipment for making aluminium alloy vehicle wheels

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Application Number Priority Date Filing Date Title
CN 93203245 CN2158314Y (en) 1993-02-19 1993-02-19 Pressure die casting equipment for making aluminium alloy vehicle wheels

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CN2158314Y true CN2158314Y (en) 1994-03-09

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1318201C (en) * 2005-03-18 2007-05-30 盛光明 Demoulding mechanism for extrusion mould with side core pulling
CN102939175A (en) * 2010-03-31 2013-02-20 标致·雪铁龙汽车公司 Molded aluminum alloy vehicle wheel comprising stylized pattern, method for obtaining such wheel and mold used by said method
CN103561967A (en) * 2011-05-27 2014-02-05 标致·雪铁龙汽车公司 Vehicle wheel made of a molded aluminum alloy and comprising a stylized pattern, method for producing such a wheel, and mold used by said method
CN103624242A (en) * 2012-08-23 2014-03-12 秦皇岛兴龙轮毂有限公司 Casting die enabling workpiece to be synchronously ejected in die opening process
CN104107897A (en) * 2013-04-16 2014-10-22 北京时代锐智科技有限公司 Squeeze casting die and casting method for straight toothed spur gears
CN105290322A (en) * 2015-12-07 2016-02-03 济南方德利模具有限公司 Sand coated iron mould casting device and casting technology of three-part-box ring type casting
CN105903927A (en) * 2016-06-30 2016-08-31 南安贤达机械有限公司 Squeeze casting mold for automobile wheel hub
CN110523952A (en) * 2019-10-15 2019-12-03 广东铭利达科技有限公司 A kind of local thin wall part die casting and die-casting process

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1318201C (en) * 2005-03-18 2007-05-30 盛光明 Demoulding mechanism for extrusion mould with side core pulling
CN102939175A (en) * 2010-03-31 2013-02-20 标致·雪铁龙汽车公司 Molded aluminum alloy vehicle wheel comprising stylized pattern, method for obtaining such wheel and mold used by said method
CN102939175B (en) * 2010-03-31 2016-08-03 标致·雪铁龙汽车公司 Including the molded aluminum alloy vehicular wheel of style pattern, manufacture the method for this wheel and mould that the method is used
CN103561967B (en) * 2011-05-27 2016-02-10 标致·雪铁龙汽车公司 The mould that aluminum alloy vehicular wheel, its manufacture method and the method use
CN103561967A (en) * 2011-05-27 2014-02-05 标致·雪铁龙汽车公司 Vehicle wheel made of a molded aluminum alloy and comprising a stylized pattern, method for producing such a wheel, and mold used by said method
CN103624242A (en) * 2012-08-23 2014-03-12 秦皇岛兴龙轮毂有限公司 Casting die enabling workpiece to be synchronously ejected in die opening process
CN104107897A (en) * 2013-04-16 2014-10-22 北京时代锐智科技有限公司 Squeeze casting die and casting method for straight toothed spur gears
CN104107897B (en) * 2013-04-16 2016-04-27 北京时代锐智科技有限公司 The squeeze casting mould of straight tooth column metal gear and casting method thereof
CN105290322A (en) * 2015-12-07 2016-02-03 济南方德利模具有限公司 Sand coated iron mould casting device and casting technology of three-part-box ring type casting
CN105290322B (en) * 2015-12-07 2018-07-10 济南方德利模具有限公司 The device for sand coated iron mould casting device and casting technique of three part box ring class casting
CN105903927A (en) * 2016-06-30 2016-08-31 南安贤达机械有限公司 Squeeze casting mold for automobile wheel hub
CN110523952A (en) * 2019-10-15 2019-12-03 广东铭利达科技有限公司 A kind of local thin wall part die casting and die-casting process

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