CN204449261U - Composite liquefied die forging extrusion casting apparatus - Google Patents
Composite liquefied die forging extrusion casting apparatus Download PDFInfo
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- CN204449261U CN204449261U CN201420848776.4U CN201420848776U CN204449261U CN 204449261 U CN204449261 U CN 204449261U CN 201420848776 U CN201420848776 U CN 201420848776U CN 204449261 U CN204449261 U CN 204449261U
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Abstract
The utility model discloses a kind of composite liquefied die forging extrusion casting apparatus, comprise closing liquid cylinder pressure, dynamic model assembly and solid plate, the cylinder bar of closing liquid cylinder pressure connects dynamic model assembly, dynamic model assembly and solid plate are oppositely arranged, and being provided with die cavity between dynamic model assembly and solid plate, die cavity is connected with injection device by cast gate; Be provided with die forging hydraulic cylinder in the cylinder bar of described closing liquid cylinder pressure, the cylinder bar of die forging hydraulic cylinder is connected with die assembly, and be provided with the slide opening extending to die cavity in dynamic model assembly, die assembly is arranged in slide opening.In the utility model, liquid state or semi-solid-state metal are injected in die cavity by injection device, workpiece in die forging Driven by Hydraulic Cylinder die assembly high speed and high pressure extrusion die cavity, make inside workpiece metal structure more fine and close, Workpiece shaping process is by three direction compression, substantially increase the mechanical property of workpiece, workpiece can be widely used on stressed member.
Description
Technical field
The utility model relates to mechanical manufacturing field, particularly the composite liquefied die forging extrusion casting apparatus of one.
Background technology
Extrusion casting apparatus is exactly under pressure cooling forming in molten metal bath injection to mould, obtains a series of industrial foundry machinery of solid metal foundry goods, at first for die casting font after die sinking.Along with science and technology and industrial progress, especially along with industrial expansions such as automobile, motorcycle and household electrical appliance, again from energy-conservation, saving raw material aspects, die-casting technique has obtained and has developed extremely rapidly.Die Casting is not only occupied an leading position in nonferrous alloy casting, and has become an important component part of modern industry.In recent years, some countries impel foundry goods thin-walled property, lightweight owing to relying on technological progress, thus cause the important evidence of level as the national casting level of measurement one in the past changing into use technological progress by the idea of the national foundry engieering development level of casting output evaluation one.
But, existing extrusion casting apparatus is when casting workpiece, aluminium alloy filling is a kind of mode of diffusion-type, be similar to compression casting state, workpiece alloy structure after solidification forming is cast sturcture substantially, the metallographic structure of distortion (plasticity) is little, thermal effectiveness is subsequently not obvious, two are only subject to during workpiece extruding to compression during usual manufacture, the workpiece metal produced is organized fine and close not, mechanical property is not good, cannot be applied on some stressed members, cause the workpiece range of application of this kind of device fabrication little, the requirement that machinery manufacturing industry day by day improves cannot be met.
As existing disclosed a kind of hydraulic mould-matching locked mode liquid forging extrusion casting machine (publication number is CN 103273039 A), frame installs front stall in the horizontal direction successively, moving platen and back seat, front stall is provided with cover half, moving platen is provided with dynamic model, back seat is provided with matched moulds and founds plunger cylinder, matched moulds column plug directly or after being indirectly connected with moving platen pushes dynamic model and cover half matched moulds, the upper surface of dynamic model or cover half is provided with the vacuum system that casting cavity can be vacuumized, frame is other is provided with filling system, the material feeding end energy liquid metal of filling system injects in casting cavity, matched moulds founds plunger cylinder, the duty of vacuum system and filling system controls automatically by the console being arranged on frame other, found plunger cylinder realize hydraulic pressure locked mode by arranging matched moulds, clamp force is constant, and plunger cylinder can be found at freezing period transient compensation by matched moulds, increase clamp force, by installing vacuum system, the air in casting cavity is extracted out, workpiece volume gas is reduced when filling type, Improving The Quality of Products and yield rate.It is abundant that this kind of equipment can make to fill type, and workpiece surface quality improves, but its interior metal is organized still fine and close not, makes the workpiece mechanical property that produces not high.
Summary of the invention
For overcoming the deficiencies in the prior art and Problems existing, the utility model provides a kind of composite liquefied die forging extrusion casting apparatus, be applicable to extrusion casint that is liquid or semi-solid alloy, high speed and high pressure feeding can be carried out, greatly improve workpiece quality, make the physical property of workpiece between die casting and forging and stamping, meet the instructions for use of numerous stressed member.
The utility model is achieved through the following technical solutions:
A kind of composite liquefied die forging extrusion casting apparatus, comprise closing liquid cylinder pressure, dynamic model assembly and solid plate, the cylinder bar of closing liquid cylinder pressure connects dynamic model assembly, and dynamic model assembly and solid plate are oppositely arranged, and being provided with die cavity between dynamic model assembly and solid plate, die cavity is connected with injection device by cast gate; Be provided with die forging hydraulic cylinder in the cylinder bar of described closing liquid cylinder pressure, the cylinder bar of die forging hydraulic cylinder is connected with die assembly, and be provided with the slide opening extending to die cavity in dynamic model assembly, die assembly is arranged in slide opening.
Described injection device comprises injection cylinder, tup guide rod and injection hydraulic cylinder, and tup guide rod is positioned at injection cylinder, and tup guide rod is driven by injection hydraulic cylinder and slides along injection cylinder axial reciprocating, and injection cylinder is communicated with cast gate.
Described die assembly comprises slide block and mould, and slide block connects the cylinder bar of die forging hydraulic cylinder, mould connection sliding block, mould and solid plate positioned opposite.
Described dynamic model assembly comprises moving platen and dynamic model block, and moving platen is connected with the cylinder bar of closing liquid cylinder pressure, and dynamic model block is connected with moving platen, and dynamic model block coordinates with solid plate.
Described slide opening is positioned at dynamic model block, and the cylinder bar of die forging hydraulic cylinder is connected with slide block through moving platen.
Described slide opening is shoulder hole, and one section towards die cavity is aperture section, and one section towards moving platen is macropore section, and slide block is positioned at macropore section, and mould is positioned at aperture section.
The side of described solid plate is provided with pedestal, and solid plate is fixed on pedestal.
Being equipped with sliding guide between described closing liquid cylinder pressure and the both sides of pedestal, slides along sliding guide in the both sides of dynamic model assembly.
In the utility model, liquid state or semi-solid-state metal are injected in die cavity by injection device, workpiece in die forging Driven by Hydraulic Cylinder die assembly high speed and high pressure extrusion die cavity, make inside workpiece metal structure more fine and close, during injection device injection, workpiece is by the compression perpendicular to injection face, workpiece is also by dynamic model assembly direction compression, during die assembly extruding workpiece, workpiece is extruded, the direction being parallel to die assembly applies reaction force to workpiece, workpiece is by the compression of reaction force, workpiece is by the compression in three directions, substantially increase the mechanical property of workpiece, workpiece can be widely used on stressed member.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is partial structurtes schematic diagram of the present utility model;
Fig. 3 is the structural representation of injection device in the utility model.
In figure: 1-closing liquid cylinder pressure, 2-dynamic model assembly, 21-slide opening, 22-moving platen, 23-dynamic model block, 3-solid plate, 4-die cavity, 5-injection device, 51-injection hydraulic cylinder, 52-tup guide rod, 53-injection cylinder, 6-die forging hydraulic cylinder, 7-die assembly, 71-slide block, 72-mould, 8-pedestal, 9-sliding guide, 10-cast gate.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of composite liquefied die forging extrusion casting apparatus, comprises closing liquid cylinder pressure 1, dynamic model assembly 2 and solid plate 3, and the cylinder bar of closing liquid cylinder pressure 1 connects dynamic model assembly 2, and closing liquid cylinder pressure 1 drives dynamic model assembly 2 and solid plate 3 matched moulds.Dynamic model assembly 2 comprises moving platen 22 and dynamic model block 23, and moving platen 22 is connected with the cylinder bar of closing liquid cylinder pressure 1, and dynamic model block 23 is connected with moving platen 22, and dynamic model block 23 coordinates with solid plate 3.Dynamic model assembly 2 and solid plate 3 are oppositely arranged, and are provided with die cavity 4 between dynamic model assembly 2 and solid plate 3.Die cavity 4 is connected with injection device 5 by cast gate 10.Be provided with die forging hydraulic cylinder 6 in the cylinder bar of closing liquid cylinder pressure 1, the cylinder bar of die forging hydraulic cylinder 6 is connected with die assembly 7.Die assembly 7 comprises slide block 71 and mould 72, and slide block 71 connects the cylinder bar of die forging hydraulic cylinder 6, mould 72 connection sliding block 71, and mould 72 is positioned opposite with solid plate 3.Be provided with the slide opening 21 extending to die cavity 4 in dynamic model assembly 2, die assembly 7 is arranged in slide opening 21.Slide opening 21 is positioned at dynamic model block 23, and the cylinder bar of die forging hydraulic cylinder 6 is connected with slide block 71 through moving platen 22.Slide opening 21 is shoulder hole, and one section towards die cavity 4 is aperture section, and one section towards moving platen 22 is macropore section, and slide block 71 is positioned at macropore section, and mould 72 is positioned at aperture section.The side of solid plate 3 is provided with pedestal 8, and solid plate 3 is fixed on pedestal 8.Being equipped with sliding guide 9 between the both sides of closing liquid cylinder pressure 1 and pedestal 8, slides along sliding guide 9 in the both sides of dynamic model assembly 2.
As shown in Figure 3, injection device 5 comprises injection cylinder 53, tup guide rod 52 and injection hydraulic cylinder 51, and tup guide rod 52 is positioned at injection cylinder 53, and tup guide rod 52 is driven by injection hydraulic cylinder 51 and slides along injection cylinder 53 axial reciprocating, and injection cylinder 53 is communicated with cast gate 10.
The course of work of the present embodiment: first stage, closing liquid cylinder pressure 1 drives dynamic model assembly 2 and solid plate 3 matched moulds, liquid or semi-solid alloy material enters the frock position of injection cylinder 53, in this stage, tup guide rod 52 by the liquid state of injection cylinder 53 or semi-solid alloy material with high speed injection to gate location, avoid because injection cylinder 53 temperature difference makes liquid state or semi-solid alloy material solidify generation cold shut, reduce the factor making workpiece produce uneven microstructure, the defect such as not fine and close; Second stage, injection hydraulic cylinder 51 drives tup guide rod 52 to promote liquid state or semi-solid alloy material loading mould cavity 4, tup guide rod 51 is when promoting liquid or semi-solid alloy material loading mould cavity 4, and speeds control is being less than 0.4M/s, cavity filling process low speed current stabilization, adopt ten sections of controls, position, speed, pressure Full-closed servo control automatically, and make liquid state or semi-solid alloy material Stable Filling, it is controlled that process is adjustable, cavity filling process low speed is avoided rolling up gas, prevents shaping workpiece from occurring the defect such as pore, misrun; Phase III, die forging hydraulic cylinder 6 drives die assembly 7 to pressurize instantaneously, under pressure, speed, displacement control automatically, and high speed and high pressure feeding, pressure during high pressure feeding, that speed is adjustable is controlled, prevent workpiece from occurring the defect such as speckle, contracting tail, die forging hydraulic cylinder 6 is instantaneous to be acted on die assembly 7 with high speed and high pressure, and workpiece instantaneous pressure bestowed by mould 72, complete die forging process, there is considerable plastic deformation, workpiece even tissue, densification, good mechanical performance.
Above-described embodiment is preferably implementation of the present utility model, is not to restriction of the present utility model, and under the prerequisite not departing from inventive concept of the present utility model, any apparent replacement is all within protection domain of the present utility model.
Claims (8)
1. a composite liquefied die forging extrusion casting apparatus, it is characterized in that: comprise closing liquid cylinder pressure (1), dynamic model assembly (2) and solid plate (3), the cylinder bar of closing liquid cylinder pressure connects dynamic model assembly, dynamic model assembly and solid plate are oppositely arranged, and between dynamic model assembly and solid plate, being provided with die cavity (4), die cavity is connected with injection device (5) by cast gate (10);
Be provided with die forging hydraulic cylinder (6) in the cylinder bar of described closing liquid cylinder pressure, the cylinder bar of die forging hydraulic cylinder is connected with die assembly (7), and be provided with the slide opening (21) extending to die cavity in dynamic model assembly, die assembly is arranged in slide opening.
2. composite liquefied die forging extrusion casting apparatus according to claim 1, it is characterized in that: described injection device (5) comprises injection cylinder (53), tup guide rod (52) and injection hydraulic cylinder (51), tup guide rod is positioned at injection cylinder, tup guide rod is driven by injection hydraulic cylinder and slides along injection cylinder axial reciprocating, and injection cylinder is communicated with cast gate (10).
3. composite liquefied die forging extrusion casting apparatus according to claim 2, it is characterized in that: described die assembly (7) comprises slide block (71) and mould (72), slide block connects the cylinder bar of die forging hydraulic cylinder, mould connection sliding block, mould and solid plate (3) positioned opposite.
4. composite liquefied die forging extrusion casting apparatus according to claim 3, it is characterized in that: described dynamic model assembly (2) comprises moving platen (22) and dynamic model block (23), moving platen is connected with the cylinder bar of closing liquid cylinder pressure (1), dynamic model block is connected with moving platen, and dynamic model block coordinates with solid plate (3).
5. composite liquefied die forging extrusion casting apparatus according to claim 4, is characterized in that: described slide opening (21) is positioned at dynamic model block (23), and the cylinder bar of die forging hydraulic cylinder is connected with slide block (71) through moving platen (22).
6. composite liquefied die forging extrusion casting apparatus according to claim 5, it is characterized in that: described slide opening (21) is shoulder hole, one section towards die cavity (4) is aperture section, one section towards moving platen (22) is macropore section, slide block (71) is positioned at macropore section, and mould (72) is positioned at aperture section.
7. composite liquefied die forging extrusion casting apparatus according to any one of claim 1 to 6, is characterized in that: the side of described solid plate (3) is provided with pedestal (8), and solid plate is fixed on pedestal.
8. composite liquefied die forging extrusion casting apparatus according to claim 7, is characterized in that: being equipped with sliding guide (9) between described closing liquid cylinder pressure (1) and the both sides of pedestal (8), slides along sliding guide in the both sides of dynamic model assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420848776.4U CN204449261U (en) | 2014-12-29 | 2014-12-29 | Composite liquefied die forging extrusion casting apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420848776.4U CN204449261U (en) | 2014-12-29 | 2014-12-29 | Composite liquefied die forging extrusion casting apparatus |
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| CN204449261U true CN204449261U (en) | 2015-07-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439159A (en) * | 2014-12-29 | 2015-03-25 | 广州铝材厂有限公司 | Compound liquid forging squeeze casting equipment |
| CN104942038A (en) * | 2015-07-09 | 2015-09-30 | 湖南城市学院 | Compound forming technology of magnesium alloy sheet and fixture thereof |
| CN106623868A (en) * | 2016-12-01 | 2017-05-10 | 重庆代发铸造有限公司 | Extrusion casting device |
-
2014
- 2014-12-29 CN CN201420848776.4U patent/CN204449261U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439159A (en) * | 2014-12-29 | 2015-03-25 | 广州铝材厂有限公司 | Compound liquid forging squeeze casting equipment |
| CN104942038A (en) * | 2015-07-09 | 2015-09-30 | 湖南城市学院 | Compound forming technology of magnesium alloy sheet and fixture thereof |
| CN104942038B (en) * | 2015-07-09 | 2016-08-31 | 湖南城市学院 | The combined forming process of a kind of magnesium alloy plate and fixture thereof |
| CN106623868A (en) * | 2016-12-01 | 2017-05-10 | 重庆代发铸造有限公司 | Extrusion casting device |
| CN106623868B (en) * | 2016-12-01 | 2018-03-27 | 重庆代发铸造有限公司 | A kind of extrusion casint device |
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