CN201586741U - Vacuum pressure casting machine - Google Patents
Vacuum pressure casting machine Download PDFInfo
- Publication number
- CN201586741U CN201586741U CN2009202698582U CN200920269858U CN201586741U CN 201586741 U CN201586741 U CN 201586741U CN 2009202698582 U CN2009202698582 U CN 2009202698582U CN 200920269858 U CN200920269858 U CN 200920269858U CN 201586741 U CN201586741 U CN 201586741U
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- casting machine
- seal chamber
- vacuum
- pressure casting
- moving
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- Expired - Fee Related
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a vacuum pressure casting machine. A moving casing and a fixed casing form a matched sealing cavity (A), a die assembly is arranged inside the sealing cavity (A), the moving casing and the fixed casing are arranged on a moving die bottom plate and a fixed die bottom plate respectively, a pressure casting die is arranged inside the moving die bottom plate and the fixed die bottom plate, and a hydraulic knockout mechanism is arranged inside the pressure casting die. A sealing cover is arranged on an external feeding port and connected with a cylinder; the cylinder moves up to open the sealing cover to pour molten metal into a charging barrel and the cylinder moves down to seal the external feeding port and open the valve to achieve a certain vacuum level inside the sealing cavity (A); and the molten metal is pressed into the die assembly by starting an injection oil cylinder. In order to achieve a certain vacuum level inside the sealing cavity (A) instantaneously, the sealing cavity is connected with a vacuum energy storage tank through a pipeline and provided with a valve, and the vacuum energy storage tank is connected with a vacuum pump.
Description
Technical field
The present invention relates to casting machine, particularly relate to a kind of vacuum pressure casting machine, belong to mechanical field.
Background technology
Casting machine is the indispensable equipment of machine industry.Existing casting method has: polytypes such as gravitational casting, compression casting, centrifugal casting, low pressure casting, various cast types all have different casting machines, Zhu Zao liquation is all cast in air and is solidified generally speaking, cause pore and loose is arranged in the foundry goods, vacuum pressure casting machine is also arranged, at die venting mouth configuration air extractor, but complex structure, DeGrain.
Summary of the invention
The objective of the invention is in order to overcome the defective of prior art, the pressure casting machine of a kind of mould at vacuum (negative pressure) cavity internal shaping is provided.
A kind of vacuum pressure casting machine is formed the seal chamber (A) that cooperatively interacts by moving housing and fixed shell, and mould is in seal chamber (A), and seal chamber (A) connects the vacuum energy storage canister by pipeline, and valve is housed, and the vacuum energy storage canister connects vavuum pump.Moving housing and fixed shell are contained in respectively on the moving clamping plate and fixed clamping plate of die casting machine, in moving clamping plate and the fixed clamping plate compression mod are arranged, and the outer charge door of the barrel of die casting machine has seal cover.
A kind of vacuum pressure casting machine, between barrel and injection oil cylinder, install the Connection Block of a sealing additional, constitute seal chamber (B), seal chamber (A) and seal chamber (B) have pipeline to be communicated with, the both sides negative pressure is equated, if hot chamber diecasting is immersed in the liquation because of barrel, the sealing of liquation jar can be become seal chamber (B).
A kind of vacuum pressure casting machine is shaped on a boss on the vertical die-casting machine base plate, boss and moving housing cooperate becomes seal chamber (A), and the compression mod of rotor is arranged in the seal chamber (A).
A kind of vacuum pressure casting machine stretches out seal chamber after the pressure oil pipe of ejecting mechanism and the moving housing seal.
A kind of vacuum pressure casting machine is equipped with injection mould and injecting mechanism in the machine, can become the vacuum impregnating molding machine.
Outstanding compared to existing technology substantive distinguishing features and the obvious improvement of the present invention is:
1. workpiece solidifies under the pressure at vacuum (negative pressure) normality lower charging type, eliminates or the interior pore of minimizing foundry goods, and it is good to make workpiece fill type;
2. can be transformed into pressure casting machine of the present invention with common horizontal and vertical die-casting machine, remove vacuum and partly still can make common die casting machine and use;
3. for filling the bad plastic products of type, also can transform the vacuum impregnating molding machine to common injection machine according to the present invention.
Description of drawings
Fig. 1 is the horizontal type structure schematic diagram of a kind of vacuum pressure casting machine of the present invention;
Fig. 2 is the vertical structure schematic diagram of a kind of vacuum pressure casting machine of the present invention;
Among the figure: 1-vacuum energy storage canister; The 2-valve; The 3-exhaust tube; 4-moves housing; The 5-fixed shell; The 9-seal; The outer charge door of 11-; The 13-base plate; The 14-slide plate; The 16-seal cover; The 17-cylinder; The 25-rotor; The 27-push rod; The 28-cover half; The 29-dynamic model; The 30-moving clamping plate; The 31-fixed clamping plate; 32-ejects oil cylinder; The 33-die cylinder; The 34-pressure oil pipe; The little exhaust tube of 35-; The 36-Connection Block; The 37-shot piston; The 38-injection oil cylinder; The 39-boss; The 42-barrel; 43-push rod plate; The 44-vavuum pump.
The specific embodiment
With specific embodiment the present invention is further described below:
As shown in Figure 1, a kind of vacuum pressure casting machine, there are housing (4) and fixed shell (5) to form the seal chamber (A) that cooperatively interacts, mould is in seal chamber (A), moving housing (4) and fixed shell (5) are contained in respectively on the moving clamping plate (30) and fixed clamping plate (31) of horizontal plunger die casting machine, in moving clamping plate (30) and the fixed clamping plate (31) compression mod is arranged, in order to reduce the sealing part of compression mod ejecting mechanism, can in compression mod, be shaped on the hydraulic pressure ejecting mechanism, stretch out seal chamber (A) after pressure oil pipe of ejecting mechanism (34) and moving housing (4) welding, the outer charge door (11) of the barrel of horizontal plunger die casting machine (42) has seal cover (16), seal cover (16) has resistant to elevated temperatures sealing gasket, seal cover (16) connects cylinder (17), the up seal cover (16) of opening of cylinder (17), molten metal is poured in the barrel (42), cylinder (17) is descending, make outer charge door (11) sealing, open valve (2), make in the seal chamber (A) and reach certain vacuum, starting injection oil cylinder (38) is pressed in the mould (6) liquation, obtain certain vacuum in the seal chamber (A) when fast in order to make, seal chamber (A) connects vacuum energy storage canister (1) by pipeline, and valve (2) is housed, vacuum energy storage canister (1) connects vavuum pump (44).Because shot piston of die casting machine (37) and barrel (42) all have certain clearance, in order to prevent that air from entering seal chamber (A) by the gap, can between barrel (42) and injection oil cylinder (38), install the Connection Block (36) of a sealing additional, constitute seal chamber (B), seal chamber (A) and seal chamber (B) have pipeline to be communicated with, and the both sides negative pressure is equated.
As shown in Figure 2: be shaped on a boss (39) on the vertical die-casting machine base plate (13), boss (39) and moving housing (4) cooperate becomes seal chamber (A), and the compression mod of rotor (25) is arranged in the seal chamber (A).Shot piston of die casting machine (37) and barrel (42) all have certain clearance, in order to prevent that air from entering seal chamber (A) by the gap, can between barrel (42) and injection oil cylinder (38), install the Connection Block (36) of a sealing additional, constitute seal chamber (B), seal chamber (A) and seal chamber (B) have pipeline to be communicated with, and the both sides negative pressure is equated.
The foregoing description is one of preferred embodiment of the present invention only, is not to limit protection scope of the present invention according to this, so: all equivalences of doing according to structure of the present invention, principle change, and all should be covered by within protection scope of the present invention.
Claims (4)
1. vacuum pressure casting machine, there are housing (4) and fixed shell (5) to form the seal chamber (A) that cooperatively interacts, mould is in seal chamber (A), seal chamber (A) connects vacuum energy storage canister (1) by pipeline, and valve (2) is housed, vacuum energy storage canister (1) connects vavuum pump (44), it is characterized in that moving housing (4) and fixed shell (5) are contained in respectively on the moving clamping plate (30) and fixed clamping plate (31) of die casting machine, in moving clamping plate (30) and the fixed clamping plate (31) compression mod is arranged, the outer charge door (11) of the barrel of die casting machine (42) has seal cover (16).
2. a kind of vacuum pressure casting machine as claimed in claim 1 is characterized in that installing additional between barrel and the injection oil cylinder Connection Block (36) of a sealing, constitutes seal chamber (B), and seal chamber (A) and seal chamber (B) have the pipeline connection.
3. a kind of vacuum pressure casting machine as claimed in claim 1 or 2 stretches out seal chamber (A) after it is characterized in that having in the moving housing (4) pressure oil pipe (34) of ejecting mechanism and moving housing (4) to seal.
4. a kind of vacuum pressure casting machine as claimed in claim 1 or 2 is characterized in that in the seal chamber (A) injection mould and injecting mechanism being housed, and becomes the vacuum impregnating molding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202698582U CN201586741U (en) | 2008-11-01 | 2009-10-30 | Vacuum pressure casting machine |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810176129.2 | 2008-11-01 | ||
| CN2009202698582U CN201586741U (en) | 2008-11-01 | 2009-10-30 | Vacuum pressure casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201586741U true CN201586741U (en) | 2010-09-22 |
Family
ID=42746509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202698582U Expired - Fee Related CN201586741U (en) | 2008-11-01 | 2009-10-30 | Vacuum pressure casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201586741U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791686B (en) * | 2008-11-01 | 2012-04-11 | 吴为国 | Vacuum pressure casting machine |
| CN102909335A (en) * | 2012-11-20 | 2013-02-06 | 广东鸿泰科技股份有限公司 | High-vacuum die casting device with bidirectional vacuumizing |
| CN102950270A (en) * | 2012-11-09 | 2013-03-06 | 华中科技大学 | Multidirectional evacuating device for die-casting |
| CN104550825A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Metal forming equipment |
| CN105642862A (en) * | 2015-12-31 | 2016-06-08 | 宇龙计算机通信科技(深圳)有限公司 | Vacuum die-casting device and method |
-
2009
- 2009-10-30 CN CN2009202698582U patent/CN201586741U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791686B (en) * | 2008-11-01 | 2012-04-11 | 吴为国 | Vacuum pressure casting machine |
| CN102950270A (en) * | 2012-11-09 | 2013-03-06 | 华中科技大学 | Multidirectional evacuating device for die-casting |
| CN102909335A (en) * | 2012-11-20 | 2013-02-06 | 广东鸿泰科技股份有限公司 | High-vacuum die casting device with bidirectional vacuumizing |
| CN102909335B (en) * | 2012-11-20 | 2015-04-29 | 广东鸿泰科技股份有限公司 | High-vacuum die casting device with bidirectional vacuumizing |
| CN104550825A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Metal forming equipment |
| CN105642862A (en) * | 2015-12-31 | 2016-06-08 | 宇龙计算机通信科技(深圳)有限公司 | Vacuum die-casting device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20111030 |