CN204975264U - Three board die casting die anti -stickings of large -scale magnesium alloy parts material structure - Google Patents
Three board die casting die anti -stickings of large -scale magnesium alloy parts material structure Download PDFInfo
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- CN204975264U CN204975264U CN201520367166.7U CN201520367166U CN204975264U CN 204975264 U CN204975264 U CN 204975264U CN 201520367166 U CN201520367166 U CN 201520367166U CN 204975264 U CN204975264 U CN 204975264U
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Abstract
The utility model discloses a three board die casting die anti -stickings of large -scale magnesium alloy parts material structure for eradicate pouring subchannel in the middle template or the pouring subchannel on the die joint between middle template and the fixed die plate after the three board die casting die die sinkings, it can be followed after including the die sinking the spiller of the die joint slip setting of middle template, this spiller root is provided with the gliding power cylinder of this spiller of drive. The utility model discloses a simple structure, operation convenient to use, after three board die casting die die sinkings, power cylinder drive spiller can be eradicateed in middle template or the pouring subchannel die -casting material of card between middle template and fixed die plate remaining, realizes anti -sticking material function, and then has guaranteed this three board die casting die's normal function, has improved working life.
Description
Technical field
The utility model relates to a kind of large-scale magnesium alloy parts three plate die casting Anti-blockage structure, belongs to die casting accessory technical field.
Background technology
Magnesium alloy die casting mould is a kind of method of casting liquid forging, generally on special die casting die forging machine, completes manufacture craft.Its basic craft course is, the first low speed of molten metal or high-speed casting fill in the die cavity of type progressive die tool, mould has movable cavity surface, it is along with the cooling procedure pressurization forging of molten metal, both the shrinkage porosity defect of contraction cavity of blank had been eliminated, make again the interior tissue of blank reach the Broken Crystal of forging state, therefore, the comprehensive mechanical performance of blank is significantly improved.
Die casting comprises cast gate, transmit from injection barrel and be subject to accelerating, be applied with pressure, the mould material that melts soup state, and to be transported in mold cavity.The position that cast gate is connected with foundry goods is selected, and directly the fill order of soup at mould is melted in impact, finally affects the quality of foundry goods.Cast gate with cast runner, pour into a mould to be connected and together constitutes running gate system, common running gate system comprises the cast connection road of a cast gate, one or more cast runner and respective numbers.Cast connects road and running gate system is connected with foundry goods, and general selection is designed on the die casting die joint of foundry goods edge correct position.
General Design of Die, be made up of fixed die and movable mold two major parts, fixed die is fixed on the cover half die holder of compression chamber of die casting machine one side, it is the side of molten metal press-in die casting die cavity, also comprise part die casting die cavity, fixed die has sprue be directly connected with the pressure chamber of die casting machine or nozzle; Movable mold is fixed on the dynamic model die holder of die casting machine, moves separate with fixed die, close up with movable mold die holder, for needing the mould establishing core-pulling mechanism, to loose core and foundry goods ejecting mechanism is also located in movable mold usually.
And as three plate die castings, foundry goods and running gate system are in two different somatotype surface layers, open two die joints successively by running gate system and foundry goods separately by mould.In opening procedure, running gate system is separated with fixed form after opening by the first die joint; Second die joint is opened, and by cast gate, cast runner and cast connects road, foundry goods is separated by force, cast connection road, foundry goods are stayed in movable mold; Foundry goods, cast are connected road and eject dynamic model by ejecting mechanism.
Three current plate die castings are when die sinking, because intermediate module to be separated making cast gate with collapsible form, to pour into a mould that runner connects road with cast, foundry goods is separated by force, therefore, intermediate die plate end face may remain cast runner die-casting material, or may block between this intermediate die plate and fixed form and have cast runner die-casting material, this remains or blocks the cast runner die-casting material had and easily makes three plate die castings operationally get stuck, affect the normal operation of three plate die castings, serious words also may produce three plate die castings and damage.
Summary of the invention
For above-mentioned weak point of the prior art, the utility model aims to provide a kind of large-scale magnesium alloy parts three plate die casting Anti-blockage structure, its structure is simple, easy for operation, can to remaining in intermediate die plate or the cast runner die-casting material be stuck between intermediate die plate and fixed form is rooted out, realize Anti-blockage function, ensure the normal operation of this three plates die casting, improve its working life.
To achieve these goals, the technical solution of the utility model: a kind of large-scale magnesium alloy parts three plate die casting Anti-blockage structure, for rooting out the cast runner on the cast runner on intermediate die plate after three plate die casting die sinkings or the die joint between intermediate die plate and fixed form, the perching knife that can arrange along the die joint slip of described intermediate die plate after it comprises die sinking, this perching knife root is provided with the power cylinder driving this perching knife to slide.
Further, described power cylinder and described intermediate die plate are synchronously arranged along die sinking, matched moulds direction, and power output rod and the described perching knife of this power cylinder are connected.
Further, described power cylinder is fixed positioned on described intermediate die plate outer wall.
Further, described cast runner is magnesium material block.
Further, described power cylinder is hydraulic jack or cylinder or electric cylinder.
Further, carry and drive the die casting equipment of described three plate die castings is provided with split cavity after intermediate die plate carry out the sensor of monitoring position, this sensor is electrically connected with the switch control rule of described power cylinder.
The beneficial effects of the utility model: structure is simple, easy for operation, after three plate die casting die sinkings, power cylinder drives perching knife can to remaining in intermediate die plate or the cast runner die-casting material be stuck between intermediate die plate and fixed form is rooted out, realize Anti-blockage function, and then ensure that the normal operation of this three plates die casting, improve working life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation after the utility model decomposes die sinking.
Detailed description of the invention
The utility model is further described below in conjunction with specific embodiment and accompanying drawing.
One is described large-scale magnesium alloy parts three plate die casting Anti-blockage structure as shown in Figure 1, Figure 2, for rooting out the cast runner 12 on the cast runner 12 on intermediate die plate 20 after three plate die casting die sinkings or the die joint 11 between intermediate die plate 20 and fixed form 10, the perching knife 42 that can arrange along die joint 11 slip of described intermediate die plate 20 after it comprises die sinking, this perching knife 42 root is provided with the power cylinder 41 driving this perching knife 42 to slide.
After when die sinking, intermediate die plate 20 die sinking puts in place, or after die sinking puts in place, power cylinder 41 drives perching knife 42 to move, the die joint 11 of intermediate die plate 20 slides, make perching knife 42 to the cast runner 12 on this intermediate die plate 20, or the cast runner 12 on die joint 11 between intermediate die plate 20 and fixed form 10 is rooted out, in order to save human resources, can carry and drive the die casting equipment of three plate die castings is provided with split cavity after intermediate die plate 20 carry out the sensor of monitoring position, this sensor is electrically connected with the switch control rule of power cylinder 41, like this, after die sinking puts in place, sensor sends signal, after switching control mechanism on power cylinder 41 obtains signal, control the switch starting power cylinder 41, power cylinder 41 drives the descending shovel that carries out of perching knife 42 to expect operation, realize Anti-blockage function, and then ensure that the normal operation of this three plates die casting, improve working life.
As the three plate die castings to large-scale magnesium alloy parts Die Casting, composition cast runner 12 is magnesium material block substantially, therefore, namely perching knife 42 shovels material process is rooting out magnesium material block, here namely require that the hardness requirement of perching knife 42 itself should be greater than the hardness requirement of magnesium material block, certainly, when carrying out other material Die Casting, the same hardness requirement of perching knife 42 that needs itself is greater than the hardness requirement of die-casting material, just can make perching knife 42 can normally, effective operation.
For power cylinder 41, arranging of perching knife 42 can for various, such as after three plate die casting die sinkings, locus stationary positioned power cylinder 41 after intermediate die plate 20 die sinking, perching knife 42 is connected on the power output rod of power cylinder 41, make Anti-blockage structure and three plate die castings independent separately like this, be convenient to independent maintenance; Also can be as For the illustrated example, power cylinder 41 and intermediate die plate 20 are synchronously arranged along die sinking, matched moulds direction, power output rod and the perching knife 42 of this power cylinder 41 are connected, this kind of mode is power cylinder 41, perching knife 42 is synchronized with the movement with intermediate die plate 20, the shovel material start-up time of perching knife 42 can be formulated as the case may be, preferably, power cylinder 41 is directly fixed positioned on intermediate die plate 20 outer wall, unified management and maintenance.
Finally, power cylinder 41 can be set to hydraulic jack or cylinder or electric cylinder etc., can select optimum power cylinder as the case may be, under the prerequisite that cost is controlled, makes in whole die sinking process reliable and stable.
Above the technical scheme that the utility model embodiment provides is described in detail, apply specific case herein to set forth the principle of the utility model embodiment and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the utility model embodiment; Meanwhile, for one of ordinary skill in the art, according to the utility model embodiment, detailed description of the invention and range of application all will change, and in sum, this description should not be construed as restriction of the present utility model.
Claims (6)
1. one kind large-scale magnesium alloy parts three plate die casting Anti-blockage structure, for rooting out the cast runner (12) on the cast runner (12) on intermediate die plate (20) after three plate die casting die sinkings or the die joint (11) between intermediate die plate (20) and fixed form (10), it is characterized in that: the perching knife (42) of setting of can sliding along the die joint of described intermediate die plate (20) (11) after comprising die sinking, this perching knife (42) root is provided with the power cylinder (41) driving this perching knife (42) to slide.
2. large-scale magnesium alloy parts three plate die casting Anti-blockage structure according to claim 1, it is characterized in that: described power cylinder (41) and described intermediate die plate (20) are synchronously arranged along die sinking, matched moulds direction, and power output rod and the described perching knife (42) of this power cylinder (41) are connected.
3. large-scale magnesium alloy parts three plate die casting Anti-blockage structure according to claim 2, is characterized in that: described power cylinder (41) is fixed positioned on described intermediate die plate (20) outer wall.
4. large-scale magnesium alloy parts three plate die casting Anti-blockage structure according to claim 1, is characterized in that: described cast runner (12) is magnesium material block.
5. large-scale magnesium alloy parts three plate die casting Anti-blockage structure according to claim 1, is characterized in that: described power cylinder (41) is hydraulic jack or cylinder or electric cylinder.
6. large-scale magnesium alloy parts three plate die casting Anti-blockage structure according to claim 1, it is characterized in that: carry and drive the die casting equipment of described three plate die castings is provided with split cavity after intermediate die plate (20) carry out the sensor of monitoring position, this sensor is electrically connected with the switch control rule of described power cylinder (41).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367166.7U CN204975264U (en) | 2015-06-01 | 2015-06-01 | Three board die casting die anti -stickings of large -scale magnesium alloy parts material structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520367166.7U CN204975264U (en) | 2015-06-01 | 2015-06-01 | Three board die casting die anti -stickings of large -scale magnesium alloy parts material structure |
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| CN204975264U true CN204975264U (en) | 2016-01-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110666152A (en) * | 2019-11-08 | 2020-01-10 | 云南省机械研究设计院 | Device for preventing metal liquid from leaking at die interval |
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2015
- 2015-06-01 CN CN201520367166.7U patent/CN204975264U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110666152A (en) * | 2019-11-08 | 2020-01-10 | 云南省机械研究设计院 | Device for preventing metal liquid from leaking at die interval |
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