CN202963420U - Low pressure casting machine - Google Patents

Low pressure casting machine Download PDF

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Publication number
CN202963420U
CN202963420U CN 201220661664 CN201220661664U CN202963420U CN 202963420 U CN202963420 U CN 202963420U CN 201220661664 CN201220661664 CN 201220661664 CN 201220661664 U CN201220661664 U CN 201220661664U CN 202963420 U CN202963420 U CN 202963420U
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CN
China
Prior art keywords
cylinder
cantilever
air injection
injection machine
machine according
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Application number
CN 201220661664
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Chinese (zh)
Inventor
白清华
王发田
时文虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NONFERROUS METAL CASTING Co Ltd OF SHANDONG UNIVERSITY
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NONFERROUS METAL CASTING Co Ltd OF SHANDONG UNIVERSITY
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Application filed by NONFERROUS METAL CASTING Co Ltd OF SHANDONG UNIVERSITY filed Critical NONFERROUS METAL CASTING Co Ltd OF SHANDONG UNIVERSITY
Priority to CN 201220661664 priority Critical patent/CN202963420U/en
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Publication of CN202963420U publication Critical patent/CN202963420U/en
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Abstract

The utility model provides a low pressure casting machine, comprising a machine frame, a riser tube, a holding furnace and a casting zone above the holding furnace. The front-and-back direction is taken as a longitudinal direction, the left-and-right direction is taken as a horizontal direction, the casting zone is positioned in front of the machine frame, a longitudinal guide rail and a longitudinal cantilever capable of moving along the guide rail are arranged on the machine frame, the front end of the cantilever is a free end, and the free end of the cantilever is provided with a core-pulling cylinder. According to the low pressure casting machine, the casting zone is arranged at one side of the machine frame, and the cantilever moves longitudinally to selectively move the core-pulling cylinder into or out of the upper part of the casting zone. Compared with an existing low pressure casting machine, the low pressure casting machine has the characteristics that the limitation on castings (casting molds) is removed, and the application range of the castings (casting molds) is extended. Besides, as the core-pulling cylinder can be selectively moved into or out of the upper part of the casting zone, the barrier caused by a casting mold suspension moving into or out of the casting zone is also removed, so that the casting molds are convenient to move.

Description

Air injection machine
Technical field
The utility model belongs to the low pressure casting field, is specifically related to a kind of air injection machine.
Background technology
With regard to the technique pouring pressure of low pressure casting, low-pressure casting process is a kind of pouring technology between compression casting and gravitational casting.Four column-type frames of existing air injection machine are fixed on directly over holding furnace, and its cast zone is limited in zone that four columns surround.When the casting large-scale foundry goods, just need huge frame (air injection machine), therefore such air injection machine is narrower to the accommodation of foundry goods.In addition, four root posts also move into and shift out the regional obstacles of cast to casting mold.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of air injection machine, and the scope of its applicable casting is wide.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
A kind of air injection machine, comprise that the cast above frame, stalk, holding furnace and holding furnace is regional, take fore-and-aft direction as vertical, take left and right directions as horizontal, described cast zone is positioned at the place ahead of frame, the vertical cantilever that longitudinal rail is set on frame and moves along this longitudinal rail, the front end of cantilever are free end, the cantilever free end setting cylinder of loosing core.
Above-mentioned air injection machine, the described cylinder of loosing core is arranged on cantilever free end by lift cylinders, the cylinder cylinder body of loosing core is fixed on the lift cylinders piston rod, the lift cylinders cylinder body is fixed on cantilever free end, the lead that the promising cylinder of loosing core descends mobile guide on the whole also is set, and the pilot hole of lead and cantilever free end matches.
Above-mentioned air injection machine, described stalk are 4 or 6, and described cantilever and cross slide way directly coordinate, and cantilever is along the cross slide way transverse shifting, and cross slide way and described longitudinal rail directly coordinate, and cross slide way longitudinally guide rail vertically moves.
Above-mentioned air injection machine, described cast arranges the die closing mechanism of mould assembly on four sides around the zone.
Above-mentioned air injection machine, the casting mold pressing plate of a level is fixed in described lead lower end.
Above-mentioned air injection machine, described longitudinal rail is for being fixed on frame and juxtaposed two of left and right, and described cross slide way is juxtaposed at least two of front and back, and all cross slide waies are overall structure.
Above-mentioned air injection machine, described die closing mechanism comprise left cylinder, right cylinder, front cylinder and rear cylinder.
Above-mentioned air injection machine realizes that the mechanism that the cantilever vertical and horizontal move is hydraulic cylinder, realizes that the hydraulic cylinder body of cantilever transverse shifting is fixed on cantilever, and its piston rod and cross slide way are fixed.
The utility model will be poured into a mould the side that the zone is arranged at frame, move into or shift out top, cast zone by vertically moving of the cantilever cylinder of selectively loosing core, compare with existing air injection machine, removed the restriction to foundry goods (casting mold), enlarged the accommodation to foundry goods (casting mold).In addition, pour into a mould the top, zone because the cylinder of loosing core selectively moves into or shifts out, also removed simultaneously the casting mold suspention and moved into and shift out and pour into a mould the obstacle that cause in the zone, make the casting mold conveniently moving.
Description of drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail:
Fig. 1 is left TV structure schematic diagram of the present utility model, is in off working state.
Fig. 2 is left TV structure schematic diagram of the present utility model, and is in running order.
Fig. 3 is main TV structure schematic diagram of the present utility model.
Fig. 4 is the plan structure schematic diagram of Fig. 1.
Fig. 5 is the plan structure schematic diagram of Fig. 2.
Fig. 6 is the die closing mechanism schematic top plan view.
In figure: 1 frame, 2 holding furnaces, 3 stalks, 4 vertical cantilevers, 5 cylinders of loosing core, 6 lift cylinders, 7 leads, 8 casting mold pressing plates, 9 hydraulic cylinders, 10 hydraulic cylinders, 11 front cylinders, 12 rear cylinders, 13 right cylinders, 14 cross slide waies, 15 longitudinal rails, 16 left cylinders, 17 stalks outlets.
The specific embodiment
As shown in Fig. 1-6, air injection machine comprises that the cast above frame 1, stalk 3, holding furnace 2 and holding furnace is regional.Take fore-and-aft direction as vertically, take left and right directions for laterally, described cast regional the place ahead that is positioned at frame, the vertical cantilever 4 that longitudinal rail 15 is set on frame and moves along this longitudinal rail, the front end of cantilever are free end, the cantilever free end setting cylinder 5 of loosing core.
The air injection machine of said structure the moving forward and backward of cylinder of can realizing loosing core, the below introduces a kind of cylinder of loosing core and can move forward and backward and liftable air injection machine: the described cylinder of loosing core is arranged on cantilever free end by lift cylinders 6, the cylinder cylinder body of loosing core is fixed on the lift cylinders piston rod, the lift cylinders cylinder body is fixed on cantilever free end, the lead 7 that the promising cylinder of loosing core descends mobile guide on the whole also is set, and the pilot hole of lead and cantilever free end matches.
On the basis of above-mentioned air injection machine, the below introduces the air injection machine that a kind of cylinder of loosing core also can move left and right: described stalk is 4 or 6, described cantilever and cross slide way 14 directly coordinate, cantilever is along the cross slide way transverse shifting, cross slide way and described longitudinal rail directly coordinate, and cross slide way longitudinally guide rail vertically moves.Clearly show that the layout of 6 stalk outlets 17 in Fig. 6.
For the casting mold of vertical-parting, the folding type is horizontal movement, adopts the die closing mechanism that is arranged on cast zone four sides mould assembly on every side, and specific as follows: die closing mechanism comprises right cylinder 13, left cylinder 16, front cylinder 11 and rear cylinder 12.
In order to locate casting mold on above-below direction, and the activity of restriction casting mold when loosing core, the casting mold pressing plate 8 of a level is fixed in described lead lower end.
Particularly, described longitudinal rail is for being fixed on frame and juxtaposed two of left and right, and described cross slide way is juxtaposed at least two of front and back, and all cross slide waies are overall structure.
Realize that the mechanism that the cantilever vertical and horizontal move is respectively hydraulic cylinder 9 and hydraulic cylinder 10.Hydraulic cylinder 10 cylinder bodies are fixed on cantilever, and its piston rod and cross slide way are fixed.
The technical process of low pressure casting now is described with the utility model:
According to size and 1,2,4 of shape choice for uses or 6 stalks of foundry goods, casting mold is provided with corresponding cast gate, and casting mold is positioned over cast zone (being on furnace cover of temperature-preserving furnace) by Suspenoing apparatus, and the outlet of cast gate and stalk is coincide.Realize mould assembly and the location of casting mold by die closing mechanism.Left-right and front-back by cantilever moves, and the cylinder of loosing core moves into top, cast zone, realizes moving down of casting mold pressing plate and the cylinder of loosing core by lift cylinders, and the casting mold pressing plate is pushed down casting mold.The cylinder of loosing core is completed lower core.Pass into dry compressed air in the holding furnace that aluminium alloy is housed, cause in holding furnace and the pressure differential of mould cavity, make aluminium alloy enter casting mold through the casting mold cast gate from bottom to up along the stalk endoporus under lower mold filling pressure effect, after aluminium alloy is full of die cavity, increase air pressure, make the aluminium alloy crystallization and freezing under higher pressure-acting in die cavity, the pressure in the removal holding furnace then allows the aluminium alloy that not yet condenses in stalk rely on deadweight to fall back in holding furnace.After moulding, realize loosing core under the effect of the cylinder of loosing core, then move on lift cylinders and reset, cantilever resets, and die closing mechanism is opened, and demoulding pickup obtains needed foundry goods.

Claims (13)

1. air injection machine, comprise that the cast above frame, stalk, holding furnace and holding furnace is regional, it is characterized in that: take fore-and-aft direction as vertical, take left and right directions as horizontal, described cast zone is positioned at the place ahead of frame, the vertical cantilever that longitudinal rail is set on frame and moves along this longitudinal rail, the front end of cantilever are free end, the cantilever free end setting cylinder of loosing core.
2. air injection machine according to claim 1, it is characterized in that: the described cylinder of loosing core is arranged on cantilever free end by lift cylinders, the cylinder cylinder body of loosing core is fixed on the lift cylinders piston rod, the lift cylinders cylinder body is fixed on cantilever free end, the lead that the promising cylinder of loosing core descends mobile guide on the whole also is set, and the pilot hole of lead and cantilever free end matches.
3. air injection machine according to claim 1 and 2, it is characterized in that: described stalk is 4 or 6, and described cantilever and cross slide way directly coordinate, and cantilever is along the cross slide way transverse shifting, cross slide way and described longitudinal rail directly coordinate, and cross slide way longitudinally guide rail vertically moves.
4. air injection machine according to claim 1 and 2, is characterized in that: the die closing mechanism that the four sides mould assembly is set around described cast is regional.
5. air injection machine according to claim 3, is characterized in that: the die closing mechanism that the four sides mould assembly is set around described cast is regional.
6. air injection machine according to claim 2 is characterized in that: the casting mold pressing plate of a level is fixed in described lead lower end.
7. air injection machine according to claim 3 is characterized in that: the casting mold pressing plate of a level is fixed in described lead lower end.
8. air injection machine according to claim 4 is characterized in that: the casting mold pressing plate of a level is fixed in described lead lower end.
9. air injection machine according to claim 5 is characterized in that: the casting mold pressing plate of a level is fixed in described lead lower end.
10. air injection machine according to claim 3 is characterized in that: described longitudinal rail is for being fixed on frame and juxtaposed two of left and right, and described cross slide way is juxtaposed at least two of front and back, and all cross slide waies are overall structure.
11. air injection machine according to claim 4 is characterized in that: described die closing mechanism comprises left cylinder, right cylinder, front cylinder and rear cylinder.
12. air injection machine according to claim 5 is characterized in that: described die closing mechanism comprises left cylinder, right cylinder, front cylinder and rear cylinder.
13. air injection machine according to claim 3 is characterized in that: realize that the mechanism that the cantilever vertical and horizontal move is hydraulic cylinder, realize that the hydraulic cylinder body of cantilever transverse shifting is fixed on cantilever, its piston rod and cross slide way are fixed.
CN 201220661664 2012-12-05 2012-12-05 Low pressure casting machine Active CN202963420U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220661664 CN202963420U (en) 2012-12-05 2012-12-05 Low pressure casting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220661664 CN202963420U (en) 2012-12-05 2012-12-05 Low pressure casting machine

Publications (1)

Publication Number Publication Date
CN202963420U true CN202963420U (en) 2013-06-05

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Country Status (1)

Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102962432A (en) * 2012-12-05 2013-03-13 济南山大有色金属铸造有限公司 Low-pressure casting machine
CN106623857A (en) * 2016-12-19 2017-05-10 洛阳市金峰铸造有限公司 Low-pressure casting tool equipment of sand mould for long and large nonferrous castings
CN107262694A (en) * 2017-07-07 2017-10-20 智伯雄 Low pressure cantilever casting machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102962432A (en) * 2012-12-05 2013-03-13 济南山大有色金属铸造有限公司 Low-pressure casting machine
CN106623857A (en) * 2016-12-19 2017-05-10 洛阳市金峰铸造有限公司 Low-pressure casting tool equipment of sand mould for long and large nonferrous castings
CN107262694A (en) * 2017-07-07 2017-10-20 智伯雄 Low pressure cantilever casting machine

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