CN210475484U - Constant temperature die casting die - Google Patents
Constant temperature die casting die Download PDFInfo
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- CN210475484U CN210475484U CN201921316819.3U CN201921316819U CN210475484U CN 210475484 U CN210475484 U CN 210475484U CN 201921316819 U CN201921316819 U CN 201921316819U CN 210475484 U CN210475484 U CN 210475484U
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Abstract
A constant-temperature die-casting die comprises a pouring device, a fixed die, a movable die and a guide assembly; a fixed die core is arranged on the inner surface of the fixed die, a fixed die pressing block cavity is arranged on the upper surface of the fixed die, and a fixed die core thimble and a fixed die core insert needle penetrating into the fixed die core are arranged in the fixed die pressing block cavity; the whole pouring device is arranged on the fixed die and communicated with the fixed die core; many cooling flow channels are arranged in the fixed die and the moving die, the inlets of the cooling flow channels are communicated with the liquid outlets of the cold and hot all-in-one machines through reversing valves, the outlets of the cooling flow channels are communicated with the liquid inlets of the cold and hot all-in-one machines, heat conducting oil is filled in the cooling flow channels, servo oil pumps are installed in the cold and hot all-in-one machines, the servo oil pumps pump oil to the cooling flow channels, the signal acquisition ends of the servo oil pumps are connected with a control device, and the signal acquisition ends of the reversing valves are communicated with the control device.
Description
Technical Field
The utility model relates to the technical field of mold, especially a constant temperature die casting die.
Background
The die casting mold is a tool that allows molten metal to flow into a cavity having a specific shape in a molten state, and to be cooled and solidified into a product having a specific shape and size.
The filter is a product with a complex shape, is usually made of aluminum alloy, the die-casting quality of the aluminum alloy product is greatly influenced by the structure of the die, and the thickness difference of the existing die-casting aluminum alloy product is large, so that the inner shrinkage cavity of the product is formed at the position with thick thickness due to the inconsistent cooling rate. The shrinkage cavity damages the internal structure of the product, and the shrinkage cavity is exposed after machining, so that the product is scrapped. Therefore, a novel mold cooling structure is needed to reduce the rejection rate.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to provide a die casting die, this mould is inside to be equipped with the cooling runner, through the oil temperature in the constant temperature all-in-one machine control cooling runner, controls the temperature of mould, and then reaches the effect of adjustment cooling rate.
To achieve the purpose, the utility model adopts the following technical proposal:
a constant-temperature die-casting die comprises a pouring device, a fixed die, a movable die and a guide assembly;
a fixed die core is arranged on the inner surface of the fixed die, a fixed die pressing block cavity is arranged on the upper surface of the fixed die, and a fixed die core thimble and a fixed die core insert needle penetrating into the fixed die core are arranged in the fixed die pressing block cavity;
the whole pouring device is arranged on the fixed die, and the pouring device is communicated with the fixed die core;
the inner surface of the movable mould is in contact with the inner surface of the fixed mould, a movable mould core is arranged on the inner surface of the movable mould, a movable mould guide seat is convexly arranged on the back surface of the movable mould, and a movable mould core thimble and a movable mould core insert needle penetrating into the movable mould core are arranged in the movable mould guide seat;
many cooling flow channels are arranged in the fixed die and the moving die, the inlets of the cooling flow channels are communicated with the liquid outlets of the cold and hot all-in-one machines through reversing valves, the outlets of the cooling flow channels are communicated with the liquid inlets of the cold and hot all-in-one machines, heat conducting oil is filled in the cooling flow channels, servo oil pumps are installed in the cold and hot all-in-one machines, the servo oil pumps pump oil to the cooling flow channels, the signal acquisition ends of the servo oil pumps are connected with a control device, and the signal acquisition ends of the reversing valves are communicated with the control device.
Preferably, the fixed die core insert needle is mounted on the fixed die core insert needle seat, the fixed die core insert needle seat is mounted in the cavity of the fixed die pressing block, the fixed die core insert needle extends into the fixed die core, and the fixed die core encapsulation block is mounted above the fixed die core insert needle seat;
the fixed mold core thimble holes penetrate through the fixed mold core packaging block and the fixed mold core insert needle base, the fixed mold core thimble holes are communicated with the fixed mold core, and fixed mold core thimbles are installed in the fixed mold core thimble holes;
the guide assembly comprises a guide pillar and a guide sleeve, and the guide pillar and the guide sleeve are respectively arranged on the fixed die and the movable die;
preferably, the guide seat of the movable die protrudes from two sides of the bottom of the movable die, and the inner side surface of the guide seat is inwards recessed;
the movable mold core insert is arranged on a movable mold core insert seat, the shape of the movable mold core insert seat is the same as the vacancy part of the movable mold guide seat, the movable mold core insert seat is arranged on the movable mold guide seat, the movable mold core insert extends into the movable mold core, a movable mold core packaging plate is arranged on the movable mold core insert seat, and the movable mold core packaging plate abuts against the movable mold core insert seat;
the movable mold core thimble holes penetrate through the movable mold core insert needle base and the movable mold core packaging plate, the movable mold core thimble holes are communicated with the movable mold core, and movable mold core thimbles are installed in the movable mold core thimble holes.
Preferably, the fixed mold core and the movable mold core are buckled with each other to form a complete mold cavity, and the mold cavity comprises an injection part, a cavity part and a cinder ladle part which are communicated with each other;
the injection part is in a horn shape with an opening gradually enlarged in plan view, and the section of the injection part is gradually contracted from the inlet to the outlet.
Furthermore, two sides of a middle shaft of the injection part are respectively provided with two flow dividing islands, the injection part is positioned at the front end of the cavity part, the cinder ladle part is positioned at the rear end of the cavity part, and an inlet of the cinder ladle part corresponds to the injection part.
The utility model has the advantages that: this scheme has set up the cooling runner in the mould, and it leads to be many cooling that use as required, many cooling runners can be changed through the switching-over valve, thereby reach simultaneously or the fixed point cools off or heat, the cold and hot all-in-one of this scheme is prior art, the model that can adopt south Beijing European energy machinery limited company is EUR's cold and hot all-in-one, but the oil pump has adopted servo oil pump, the velocity of flow that can accurate control conduction oil like this, and then can be more accurate carry out the constant temperature operation of mould, reduce the production of shrinkage cavity.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention;
fig. 2 is a schematic diagram of a finished product after being demoulded according to an embodiment of the present invention, which can reverse the structure of the mold cavity;
fig. 3 is a schematic view of a cooling flow passage according to an embodiment of the present invention, which is not connected to the mold core and bypasses the mold core from the rear side thereof.
Wherein: the continuous casting device comprises a pouring device 100, a fixed die 200, a fixed die pressing block cavity 210, a fixed die insert seat 220, a fixed die insert packaging block 230, a movable die 300, a movable die guide seat 310, a movable die insert seat 320, a movable die insert packaging plate 330, a guide assembly 400, a guide pillar 410, a guide sleeve 420, a cooling channel 510, a cold and hot all-in-one machine 520, an injection part A, a cavity part B and a cinder ladle part C.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1, a constant temperature die casting mold comprises a pouring device 100, a fixed mold 200, a movable mold 300 and a guide assembly 400;
a fixed mold core is arranged on the inner surface of the fixed mold 200, a fixed mold pressing block cavity 210 is arranged on the upper surface of the fixed mold 200, and a fixed mold core thimble and a fixed mold core insert needle penetrating into the fixed mold core are arranged in the fixed mold pressing block cavity 210;
the whole pouring device 100 is arranged on the fixed die 200, and the pouring device 100 is communicated with the fixed die core;
the inner surface of the movable mold 300 and the inner surface of the fixed mold 200 are in contact with each other, a movable mold core is arranged on the inner surface of the movable mold 300, a movable mold guide seat 310 is convexly arranged on the back surface of the movable mold 300, and a movable mold core thimble and a movable mold core insert needle penetrating into the movable mold core are arranged in the movable mold guide seat 310;
set up many cooling runner 510 in cover half 200 and movable mould 300, many the import of cooling runner 510 communicates through the switching-over valve in the liquid outlet of cold and hot all-in-one machine 520, the export of cooling runner 510 communicate in the inlet of cold and hot all-in-one machine 520, be full of the conduction oil in the cooling runner 510, install servo oil pump in the cold and hot all-in-one machine 520, servo oil pump to cooling runner 510 pump oil, servo oil pump's signal acquisition end is connected with controlling means, the signal acquisition end of switching-over valve communicate in controlling means.
This scheme has set up cooling flow path 510 in the mould, and it leads to be many cooling that use as required, many cooling flow path 510 can be changed through the switching-over valve, thereby reach simultaneously or the fixed point cools off or heat, the cold and hot all-in-one machine 520 of this scheme is prior art, the model that can adopt south jingguan ability machinery limited company is EUR's cold and hot all-in-one machine 520, but the oil pump has adopted servo oil pump, like this can the velocity of flow of accurate control conduction oil, and then can be more accurate carry out the constant temperature operation of mould, reduce the production of shrinkage cavity.
The fixed die core insert needle is arranged on the fixed die core insert needle seat 220, the fixed die core insert needle seat 220 is arranged in the fixed die pressing block cavity 210, the fixed die core insert needle extends into the fixed die core, and the fixed die core packaging block 230 is arranged above the fixed die core insert needle seat 220;
the plurality of fixed mold core thimble holes penetrate through the fixed mold core packaging block 230 and the fixed mold core insert needle base 220, the fixed mold core thimble holes are communicated with the fixed mold core, and fixed mold core thimbles are installed in the fixed mold core thimble holes;
the guide assembly 400 comprises a guide pillar 410 and a guide sleeve 420, and the guide pillar 410 and the guide sleeve 420 are respectively installed on the fixed die 200 and the movable die 300;
in the scheme, the fixed die 200 and the movable die 300 are provided with the hangers, so that the fixed die and the movable die can be conveniently hoisted when in use; in addition, the fixed die core insert pin and the movable die core insert pin are installed through the installation block and the die, and are integrally formed into two parts, so that the device is more convenient to assemble and disassemble; the fixed die core insert seats 220 are provided with a plurality of fixed die core insert needles, so that the plurality of insert needles form an integral component, and the fixed die core insert seats 220 are constrained in the cavity of the fixed die pressing block through the fixed die core encapsulating block 230, so that the fixed die core insert needles can be reliably mounted.
The movable die guide seat 310 protrudes from two sides of the bottom of the movable die 300, and the inner side surface of the guide seat 310 is recessed inwards;
the movable core insert is mounted on a movable core insert seat 320, the shape of the movable core insert seat is the same as the shape of the vacancy of the movable mold guide seat 310, the movable core insert seat 320 is mounted on the movable mold guide seat 310, the movable core insert extends into the movable core, a movable core packaging plate 330 is mounted on the movable core insert seat 320, and the movable core packaging plate 330 abuts against the movable core insert seat 320;
the movable mold core thimble holes penetrate through the movable mold core insert needle base 320 and the movable mold core packaging plate 330, the movable mold core thimble holes are communicated with the movable mold core, and movable mold core thimbles are installed in the movable mold core thimble holes.
The movable core insert needle is an integrated component through the movable core insert needle seat 320, the installation mode of the movable core insert needle is similar to that of a fixed core insert needle, only for saving materials, the movable core insert needle seat 320 is installed in a heightening mode, namely, a movable mold guide seat 310 is used for forming a constraint structure, and then the movable core insert needle seat 320 is constrained in the Z axis direction through the movable core packaging plate 330, and the mode mainly deals with the situation that the insert needle array area is large.
The fixed mold core 200 and the movable mold core 300 are buckled with each other to form a complete mold cavity, and the mold cavity comprises an injection part A, a cavity part B and a cinder ladle part C which are communicated with each other;
the injection part A is in a horn shape with an opening gradually enlarged in a plan view, and the section of the injection part is gradually contracted from the inlet to the outlet.
Injection portion A sets up to the shrink form, can improve fluidic injection dynamics, makes that solution can be abundant fill the die cavity.
The injection part A is positioned at the front end of the cavity part B, the cinder ladle part C is positioned at the rear end of the cavity part B, and an inlet of the cinder ladle part C corresponds to the injection part.
The setting of reposition of redundant personnel island can change the direction of efflux, makes the efflux spout to the position that the molding is more complicated to abundant fill complicated position.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (5)
1. A constant-temperature die-casting die is characterized by comprising a pouring device, a fixed die, a movable die and a guide assembly;
a fixed die core is arranged on the inner surface of the fixed die, a fixed die pressing block cavity is arranged on the upper surface of the fixed die, and a fixed die core thimble and a fixed die core insert needle penetrating into the fixed die core are arranged in the fixed die pressing block cavity;
the whole pouring device is arranged on the fixed die, and the pouring device is communicated with the fixed die core;
the inner surface of the movable mould is in contact with the inner surface of the fixed mould, a movable mould core is arranged on the inner surface of the movable mould, a movable mould guide seat is convexly arranged on the back surface of the movable mould, and a movable mould core thimble and a movable mould core insert needle penetrating into the movable mould core are arranged in the movable mould guide seat;
many cooling flow channels are arranged in the fixed die and the moving die, the inlets of the cooling flow channels are communicated with the liquid outlets of the cold and hot all-in-one machines through reversing valves, the outlets of the cooling flow channels are communicated with the liquid inlets of the cold and hot all-in-one machines, heat conducting oil is filled in the cooling flow channels, servo oil pumps are installed in the cold and hot all-in-one machines, the servo oil pumps pump oil to the cooling flow channels, the signal acquisition ends of the servo oil pumps are connected with a control device, and the signal acquisition ends of the reversing valves are communicated with the control device.
2. The constant-temperature die-casting die as claimed in claim 1, wherein the fixed die core insert pin is mounted on a fixed die core insert pin seat, the fixed die core insert pin seat is mounted in a cavity of a fixed die pressing block, the fixed die core insert pin extends into the fixed die core, and the fixed die core packaging block is mounted above the fixed die core insert pin seat;
a plurality of fixed mold core thimble holes penetrate through the fixed mold core packaging block and the fixed mold core insert needle base, the fixed mold core thimble holes are communicated with the fixed mold core, and fixed mold core thimbles are installed in the fixed mold core thimble holes;
the guide assembly comprises a guide pillar and a guide sleeve, and the guide pillar and the guide sleeve are respectively installed on the fixed die and the movable die.
3. The constant-temperature die-casting die as claimed in claim 1, wherein a movable die guide seat protrudes from two sides of the bottom of the movable die, and the inner side surface of the guide seat is recessed inwards;
the movable mold core insert is arranged on a movable mold core insert seat, the shape of the movable mold core insert seat is the same as the vacancy part of the movable mold guide seat, the movable mold core insert seat is arranged on the movable mold guide seat, the movable mold core insert extends into the movable mold core, a movable mold core packaging plate is arranged on the movable mold core insert seat, and the movable mold core packaging plate abuts against the movable mold core insert seat;
and the movable mold core thimble holes penetrate through the movable mold core insert needle base and the movable mold core packaging plate, the movable mold core thimble holes are communicated with the movable mold core, and movable mold core thimbles are installed in the movable mold core thimble holes.
4. The constant-temperature die-casting die as claimed in claim 1, wherein the fixed die core and the movable die core are buckled with each other to form a complete die cavity, and the die cavity comprises an injection part, a cavity part and a cinder ladle part which are communicated with each other;
the injection part is in a horn shape with an opening gradually enlarged in plan view, and the section of the injection part is gradually contracted from the inlet to the outlet.
5. The constant-temperature die-casting die as claimed in claim 4, wherein two diversion islands are respectively arranged on two sides of a central axis of the injection part, the injection part is located at the front end of the cavity part, the cinder ladle part is located at the rear end of the cavity part, and an inlet of the cinder ladle part corresponds to the injection part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921316819.3U CN210475484U (en) | 2019-08-14 | 2019-08-14 | Constant temperature die casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921316819.3U CN210475484U (en) | 2019-08-14 | 2019-08-14 | Constant temperature die casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210475484U true CN210475484U (en) | 2020-05-08 |
Family
ID=70535848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921316819.3U Active CN210475484U (en) | 2019-08-14 | 2019-08-14 | Constant temperature die casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210475484U (en) |
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2019
- 2019-08-14 CN CN201921316819.3U patent/CN210475484U/en active Active
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