CN203330374U - Knockout oil channel of cold chamber die casting machine - Google Patents
Knockout oil channel of cold chamber die casting machine Download PDFInfo
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- CN203330374U CN203330374U CN2013202263040U CN201320226304U CN203330374U CN 203330374 U CN203330374 U CN 203330374U CN 2013202263040 U CN2013202263040 U CN 2013202263040U CN 201320226304 U CN201320226304 U CN 201320226304U CN 203330374 U CN203330374 U CN 203330374U
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- dnockout
- die casting
- casting machine
- chamber die
- cold
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Abstract
The utility model provides a knockout oil channel of a cold chamber die casting machine. The problems that an existing cold chamber die casting machine is too long, so that too much temperature drop of metal feed liquid is caused, and then the quality of die-cast products is poor are solved. The knockout oil channel of the cold chamber die casting machine comprises a press ejecting device, a knockout speed adjusting device, a hammer clamp and a supercharging device. The press ejecting device is arranged at the front end of the supercharging device. The press ejecting device comprises a knockout oil cylinder barrel, and a knockout piston rod is arranged in the knockout oil cylinder barrel. A fixing retainer ring is arranged at the front end of the knockout piston rod in a concave mode, and the hammer clamp and the knockout speed adjusting device are sequentially arranged at the front end of the knockout piston rod from left to right. A protruding ring matched with the fixing retainer ring is arranged on an inner ring of the hammer clamp.
Description
Technical field
The utility model relates to the dnockout oil circuit of the hydraulic oil pipe system of die casting machine, particularly a kind of cold-chamber die casting machine.
Background technology
Die casting is by molten metal, under High Pressure, with high-speed filling, to mold cavity, and makes metal form a kind of method of foundry goods at this Under Pressure Solidification.High pressure, high speed are the fundamental differences of casting die and Castingother method, are also most important characteristics.Die casting machine is divided into hot chamber machine and the large class of cold-chamber die casting machine two.Hot chamber machine is connected with crucible, and it presses chamber to be dipped in molten metal, the injection parts be arranged on furnace crucible above; Pressure chamber and the crucible of cold-chamber die casting machine are what to separate, during die casting, take out liquid metals and pour into after pressing chamber and carry out die casting from the crucible of smelting furnace or holding furnace, and cold-chamber die casting machine is adapted to the various non-ferrous alloys of die casting and ferrous metal.
Good cold-chamber die casting machine must possess the very high performance that shoots material, and just can make its range of application wider, and the product percent of pass that die casting goes out is higher; And the injection system of the domestic cold-chamber die casting machine of existing major part, in the application that needs high speed die casting, can not show very high performance, its not enough part mainly is: deliberately increase injection stroke in order to improve pressure, result causes the cooling of being expert in journey of metal feed liquid too many, causes the mobility variation, and the pressure of increase can not play a role, the die casting product density of producing is good not, and die cast product easily produces the pore decorative pattern.Existing die casting machine tup clamping is loaded on the front end of described dnockout piston rod by screw thread in addition, easily loosening in the die casting engineering, affects the die casting quality.
The utility model content
The utility model proposes a kind of dnockout oil circuit of cold-chamber die casting machine, solve existing cold-chamber die casting machine injection stroke long, cause metal feed liquid cooling too much, cause the problems such as the die casting product are of poor quality.
A kind of dnockout oil circuit of cold-chamber die casting machine, comprise injection device, dnockout arrangements for speed regulation, tup clamping and supercharging device, and described injection device is loaded on the front end of described supercharging device; Described injection device comprises the dnockout cylinder tube, in described dnockout cylinder tube, the dnockout piston rod is housed; The front end of described dnockout piston rod is concaved with fixed card ring, and described tup clamping and described dnockout arrangements for speed regulation are loaded on the front end of described dnockout piston rod from left to right successively; The inner ring of described tup clamping is provided with the bulge loop suitable with described fixed card ring.
Further, the front end of described dnockout cylinder tube is connected with protecgulum, is connected with the dnockout oil return apparatus on described protecgulum; On described protecgulum, offer for being communicated with the asphalt channel of described dnockout cylinder tube and described dnockout oil return apparatus.
Further, described supercharging device comprises pressurized nitrogen cylinder package, charged piston assembly and supercharging oil return apparatus, and the rear end of described dnockout piston rod is connected with described charged piston assembly, and described supercharging oil return apparatus is connected with described dnockout oil return apparatus.
Further, described dnockout arrangements for speed regulation comprise dnockout two-speed connecting plate, dnockout gag lever post and are loaded on the spacing copper of the dnockout department on described protecgulum, described dnockout two-speed connecting plate fixedly is loaded on described dnockout piston rod, be connected with dnockout two-speed restraining plate in the spacing copper of described dnockout department, on described dnockout two-speed restraining plate, the dnockout limited block is housed, described dnockout gag lever post one end is loaded on described dnockout two-speed connecting plate, and the other end passes described dnockout spacing copper department and is positioned at the below of described dnockout limited block.
Further, on described dnockout cylinder tube, Pressure gauge is housed.
Further, described pressurized nitrogen cylinder package comprises at least two pressurized nitrogen gas cylinders.
Further, described dnockout limited block is approach switch.
Known by above description, the utility model compared with prior art, the utlity model has following advantage:
Injection device is loaded on the front end of described supercharging device, shortens the dnockout stroke, and in shorter dnockout stroke, supercharging rapidly, meet workpiece die casting pressure demand, makes die casting more even, can complete workpiece casting highly difficult, high precision.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structure division cross-sectional schematic of the present utility model.
Fig. 2 is dnockout piston rod construction part cross-sectional schematic of the present utility model.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
See figures.1.and.2, a kind of dnockout oil circuit of cold-chamber die casting machine, comprise injection device 1, dnockout arrangements for speed regulation 4 and tup clamping 3 and supercharging device 2, and described injection device 1 is loaded on the front end of described supercharging device 2; Described injection device 1 comprises dnockout cylinder tube 11.On described dnockout cylinder tube 11, Pressure gauge 6 is housed.Pressure gauge 6 can conveniently check cylinder tube internal pressure, the duty of being convenient to regulate cold-chamber die casting machine.In described dnockout cylinder tube 11, dnockout piston rod 12 is housed; The front end of described dnockout piston rod 12 is concaved with fixed card ring 121, and described tup clamping 3 and described dnockout arrangements for speed regulation 4 are loaded on the front end of described dnockout piston rod 12 from left to right successively; The inner ring of described tup clamping 3 is provided with the bulge loop (not shown) suitable with described fixed card ring 121; What described fixed card ring 121 and described bulge loop matched is fixed in tup clamping 3 on dnockout piston rod 12 firmly, avoids tup clamping in quick injection process to become flexible.The front end of described dnockout cylinder tube 11 is connected with protecgulum 13.
With reference to Fig. 1, on described protecgulum 13, be connected with dnockout oil return apparatus 5; Protecgulum 13 can be played a supporting role to dnockout piston rod 121.On described protecgulum 13, offer for being communicated with the asphalt channel 51 of described dnockout cylinder tube 11 and described dnockout oil return apparatus 5; Described dnockout oil return apparatus 5 comprises directional control valve (not shown); Described supercharging device 2 comprises pressurized nitrogen cylinder package 21, charged piston assembly 22 and supercharging oil return apparatus 23, and the rear end of described dnockout piston rod 121 is connected with described charged piston assembly 22, and described supercharging oil return apparatus 23 is connected with described dnockout oil return apparatus 5.Described pressurized nitrogen cylinder package 21 comprises at least two pressurized nitrogen gas cylinders 211 and for controlling the pressure charging valve 212 of described pressurized nitrogen gas cylinder switch.
With reference to Fig. 1, described dnockout arrangements for speed regulation 4 comprise dnockout two-speed connecting plate 41, dnockout gag lever post 42 and are loaded on the spacing copper of the dnockout department 43 on described protecgulum 13, described dnockout two-speed connecting plate 41 fixedly is loaded on described dnockout piston rod 12, be connected with dnockout two-speed restraining plate 44 in the spacing copper of described dnockout department 43, on described dnockout two-speed restraining plate 44, dnockout limited block 45 is housed, described dnockout gag lever post 42 1 ends are loaded on described dnockout two-speed connecting plate 41, the other end passes the spacing copper of described dnockout department 46, and is positioned at the below of described dnockout limited block 45.Described dnockout limited block is preferably approach switch.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the dnockout oil circuit of a cold-chamber die casting machine, comprise injection device, dnockout arrangements for speed regulation, tup clamping and supercharging device, and it is characterized in that: described injection device is loaded on the front end of described supercharging device;
Described injection device comprises the dnockout cylinder tube, in described dnockout cylinder tube, the dnockout piston rod is housed; The front end of described dnockout piston rod is concaved with fixed card ring, and described tup clamping and described dnockout arrangements for speed regulation are loaded on the front end of described dnockout piston rod from left to right successively; The inner ring of described tup clamping is provided with the bulge loop suitable with described fixed card ring.
2. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 1, it is characterized in that: the front end of described dnockout cylinder tube is connected with protecgulum, is connected with the dnockout oil return apparatus on described protecgulum; On described protecgulum, offer for being communicated with the asphalt channel of described dnockout cylinder tube and described dnockout oil return apparatus.
3. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 2, it is characterized in that: described supercharging device comprises pressurized nitrogen cylinder package, charged piston assembly and supercharging oil return apparatus, the rear end of described dnockout piston rod is connected with described charged piston assembly, and described supercharging oil return apparatus is connected with described dnockout oil return apparatus.
4. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 2, it is characterized in that: described dnockout arrangements for speed regulation comprise dnockout two-speed connecting plate, dnockout gag lever post and be loaded on the spacing copper of the dnockout department on described protecgulum, described dnockout two-speed connecting plate fixedly is loaded on described dnockout piston rod, be connected with dnockout two-speed restraining plate in the spacing copper of described dnockout department, on described dnockout two-speed restraining plate, the dnockout limited block is housed, described dnockout gag lever post one end is loaded on described dnockout two-speed connecting plate, the other end passes described dnockout spacing copper department and is positioned at the below of described dnockout limited block.
5. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 1, is characterized in that: on described dnockout cylinder tube, Pressure gauge is housed.
6. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 3, it is characterized in that: described pressurized nitrogen cylinder package comprises at least two pressurized nitrogen gas cylinders.
7. the dnockout oil circuit of a kind of cold-chamber die casting machine as claimed in claim 4, it is characterized in that: described dnockout limited block is approach switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202263040U CN203330374U (en) | 2013-04-27 | 2013-04-27 | Knockout oil channel of cold chamber die casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202263040U CN203330374U (en) | 2013-04-27 | 2013-04-27 | Knockout oil channel of cold chamber die casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203330374U true CN203330374U (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202263040U Expired - Fee Related CN203330374U (en) | 2013-04-27 | 2013-04-27 | Knockout oil channel of cold chamber die casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203330374U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945256A (en) * | 2016-04-27 | 2016-09-21 | 中山市德工机械科技有限公司 | Real-time motor control device for hitting speed of die-casing machine |
| CN107838399A (en) * | 2017-11-30 | 2018-03-27 | 佛山市高明建强科技有限公司 | A kind of injection mechanism of cold chamber die-casting machine |
-
2013
- 2013-04-27 CN CN2013202263040U patent/CN203330374U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945256A (en) * | 2016-04-27 | 2016-09-21 | 中山市德工机械科技有限公司 | Real-time motor control device for hitting speed of die-casing machine |
| CN107838399A (en) * | 2017-11-30 | 2018-03-27 | 佛山市高明建强科技有限公司 | A kind of injection mechanism of cold chamber die-casting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20150427 |
|
| EXPY | Termination of patent right or utility model |