CN220862688U - Injection device of die casting machine - Google Patents
Injection device of die casting machine Download PDFInfo
- Publication number
- CN220862688U CN220862688U CN202322452220.5U CN202322452220U CN220862688U CN 220862688 U CN220862688 U CN 220862688U CN 202322452220 U CN202322452220 U CN 202322452220U CN 220862688 U CN220862688 U CN 220862688U
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- China
- Prior art keywords
- heat
- heat conduction
- injection device
- injection
- liquid
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- 238000002347 injection Methods 0.000 title claims abstract description 61
- 239000007924 injection Substances 0.000 title claims abstract description 61
- 238000004512 die casting Methods 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 230000017525 heat dissipation Effects 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000002184 metal Substances 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000009826 distribution Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 6
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model discloses a die casting machine injection device which comprises an injection rod, a hydraulic device for driving the injection rod to move and a heat conduction box, wherein a heat exchange component is arranged in the heat conduction box; according to the injection device of the die casting machine, the heat dissipation cavity and the heat conduction pipe group are arranged in the injection rod, so that the heat conducted to the injection rod by the metal liquid is absorbed and conveyed to the heat conduction box, and the heat is rapidly dissipated through the heat dissipation component in the heat conduction box, so that the cooling of the injection rod is realized.
Description
Technical Field
The utility model relates to a die casting technology, in particular to a die casting machine injection device.
Background
The die casting machine is a common device in the technical field of molding in the mechanical industry, and is an industrial machine for hydraulically injecting molten metal into a die casting mold under the action of pressure to cool and mold, and opening the mold to obtain a solid metal casting.
Most of the injection devices at present are in direct contact with high-temperature metal liquid in the actual use process, so that the temperature of the injection punch can be quickly increased, the punch is heated and expanded to prevent movement of the punch in the pressing chamber, the temperature of the injection punch can be conducted to the injection rod, the temperature of the injection rod is increased, and even the hydraulic device is quickly heated, so that the hydraulic device is overheated and stopped or even damaged.
Disclosure of utility model
In order to solve the defects in the prior art, the utility model provides a die casting machine injection device which can cool an injection rod.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: the utility model provides a device is penetrated to die casting machine, includes that the hydraulic means and the heat conduction case that the pole was penetrated to the pressure of injection, drive are penetrated to the drive, are equipped with heat transfer assembly in the heat conduction case, are equipped with the heat dissipation chamber in the injection pole, are equipped with the heat conduction liquid in the heat dissipation chamber, are equipped with the heat conduction nest of tubes in the heat dissipation chamber, and heat conduction nest of tubes both ends are through feed liquor pipe and fluid-discharge tube and heat transfer assembly intercommunication.
Preferably, a reinforcing column is arranged in the heat dissipation cavity, and the reinforcing column and the injection rod are coaxially arranged.
Preferably, the injection rod and the reinforcing column are of an integrated structure.
Preferably, the heat conduction pipe group is wound around the periphery of the reinforcing column.
Preferably, the thermally conductive liquid comprises thermally conductive oil.
Preferably, the heat exchange assembly comprises a flow distribution box communicated with the liquid discharge pipe and the liquid inlet pipe, a plurality of flow distribution pipes are communicated between the two flow distribution boxes, the two flow distribution boxes are respectively arranged on two sides of the heat conduction box, and the liquid inlet pipe is provided with a liquid inlet pump.
Preferably, the shunt tube is uniformly provided with a plurality of fins.
Preferably, the top of the heat conducting box is provided with a liquid distributor, and the liquid distributor is communicated with the water inlet pipe.
Preferably, the bottom of the heat conduction tank is provided with a water collecting tank which is conical, and the bottom of the water collecting tank is communicated with the drain pipe.
In summary, the present utility model achieves the following technical effects:
According to the injection device of the die casting machine, the heat dissipation cavity and the heat conduction pipe group are arranged in the injection rod, so that the heat conducted to the injection rod by the metal liquid is absorbed and conveyed to the heat conduction box, and the heat is rapidly dissipated through the heat dissipation component in the heat conduction box, so that the cooling of the injection rod is realized.
Drawings
FIG. 1 is a schematic view of a die casting machine injection device according to the present utility model;
fig. 2 is a schematic structural view of an injection rod of an injection device of the die casting machine of the present utility model;
FIG. 3 is a schematic view of the structure of a heat conduction box of the injection device of the die casting machine of the present utility model;
Description of the specification reference numerals: 1. a shot rod; 2. a liquid inlet pipe; 3. a liquid discharge pipe; 4. a heat conduction box; 5. a hydraulic device; 6. a reinforcing column; 7. a heat dissipation cavity; 8. a heat conduction pipe group; 9. a shunt box; 10. a shunt; 11. a liquid distributor; 12. a water inlet pipe; 13. and (5) a water drain pipe.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Embodiment one:
As shown in fig. 1-3, an injection device of a die casting machine comprises an injection rod 1, a hydraulic device 5 for driving the injection rod 1 to move and a heat conducting box 4, wherein a heat exchange component is arranged in the heat conducting box 4, a heat dissipation cavity 7 is arranged in the injection rod 1, heat conducting liquid is arranged in the heat dissipation cavity 7, a heat conducting pipe group 8 is arranged in the heat dissipation cavity 7, two ends of the heat conducting pipe group 8 are communicated with the heat exchange component through a liquid inlet pipe 2 and a liquid outlet pipe 3, and heat conducting oil is arranged in the heat conducting pipe group 8, the liquid inlet pipe 2 and the liquid outlet pipe 3;
The heat dissipation cavity 7 is internally provided with a reinforcing column 6, the reinforcing column 6 and the injection rod 1 are coaxially arranged, and the injection rod 1 and the reinforcing column 6 are of an integrated structure; because the injection rod 1 needs to pressurize the molten metal, the strength requirement of the injection rod 1 is higher, the reinforcing column 6 and the injection rod 1 and the reinforcing column 6 are supported by an integrated forming process, the heat dissipation cavity 7 can be supported, the integral strength of the injection rod 1 is improved, the contact area between heat conduction oil in the heat dissipation cavity 7 and the injection rod 1 can be increased by the reinforcing column 6, and the heat conduction efficiency is further increased.
In order to increase the contact area between the heat-conducting tube group 8 and the heat-conducting oil in the heat dissipation cavity 7, the heat-conducting efficiency of the heat-conducting tube group 8 is improved, and the heat-conducting tube group 8 is wound around the periphery of the reinforcing column 6.
The heat conducting liquid comprises heat conducting oil, and the metal liquid has high temperature during die casting, so that the heat conducting liquid with good heat transfer efficiency, fast heat dissipation and good heat stability is required to be used, and the heat conducting oil meets the requirement.
In order to discharge the heat of the heat conduction oil in the heat conduction pipe group 8 rapidly, the rapid cooling of the heat conduction oil in the heat conduction pipe group 8 is realized, the heat exchange component comprises a flow distribution box 9 communicated with the liquid discharge pipe 3 and the liquid inlet pipe 2, a plurality of flow distribution pipes 10 are communicated between the two flow distribution boxes 9, the two flow distribution boxes 9 are respectively arranged on two sides of the heat conduction box 4, and the liquid inlet pipe 2 is provided with a liquid inlet pump.
In order to further improve the contact area between the shunt tube 10 and the cooling water and improve the heat conduction efficiency, a plurality of fins are uniformly arranged on the shunt tube 10.
In order to evenly spray the cooling water onto the shunt tubes 10, refreshing the contact area of the cooling water and the shunt tubes 10, a liquid distributor 11 is arranged at the top of the heat conduction box 4, and the liquid distributor 11 is communicated with a water inlet pipe 12; the bottom of the heat conduction tank 4 is provided with a water collecting tank which is conical, and the bottom of the water collecting tank is communicated with a drain pipe 13.
When the injection work is carried out, the hydraulic device 5 drives the injection rod 1 to move, the pressure is maintained for the die-casting cavity, at the moment, heat conduction oil in the heat dissipation cavity 7 absorbs heat from the reinforcing column 6 and the injection rod 1 and is conducted to the heat conduction pipe group 8, the heat conduction oil in the heat conduction pipe group 8 is heated, the liquid inlet pump works, low-temperature heat conduction oil in the pumping liquid inlet pipe 2 enters the heat conduction pipe group 8, high-temperature heat conduction oil in the heat conduction pipe group 8 is pushed out from the liquid discharge pipe 3 and enters the heat exchange assembly, the high-temperature heat conduction oil uniformly enters the split pipe 10 through the split box 9, the water inlet pipe 12 is filled with cooling water, the heat on the split pipe 10 is absorbed through the cooling water, so that the temperature of the heat conduction oil in the split pipe 10 is reduced, the high-temperature cooling water is discharged from the water drain pipe 13, the cooled heat conduction oil is conveyed to the liquid inlet pipe 2 again by the liquid inlet pump, and circulation is completed.
In addition, the injection device can also perform preheating treatment on the injection rod 1, avoid rapid cooling and solidification of molten metal in contact with the injection rod 1, and block a cavity, and comprises the following specific use steps: the preheated water or the preheated oil enters the heat conduction box 4 through the water inlet pipe 12, the heat conduction oil in the shunt pipe 10 is heated, and the liquid inlet pump circulates the heat conduction oil in the shunt pipe 10, the shunt box 9, the liquid inlet pipe 2, the heat conduction pipe group 8 and the liquid discharge pipe 3, so that the heat conduction oil in the heat dissipation cavity 7 is heated, and the injection rod 1 is preheated.
According to the injection device of the die casting machine, the heat dissipation cavity 7 and the heat conduction pipe group 8 are arranged in the injection rod 1, so that the heat conducted to the injection rod 1 by the metal liquid is absorbed and conveyed to the heat conduction box 4, and the heat is rapidly dissipated through the heat dissipation component in the heat conduction box 4, so that the cooling of the injection rod 1 is realized.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical solutions of the present utility model.
Claims (9)
1. The utility model provides a device is penetrated to die casting machine pressure, includes to press and penetrate the hydraulic means that pole and drive were penetrated to the drive and remove, its characterized in that still includes the heat conduction case, be equipped with heat exchange assembly in the heat conduction case, be equipped with the heat dissipation chamber in the pole is penetrated to the pressure, be equipped with the heat conduction liquid in the heat dissipation chamber, be equipped with the heat conduction nest of tubes in the heat dissipation chamber, heat conduction nest of tubes both ends are through feed liquor pipe and fluid-discharge tube and heat exchange assembly intercommunication.
2. The injection device of claim 1, wherein the heat dissipation cavity is provided with a reinforcing column, and the reinforcing column and the injection rod are coaxially arranged.
3. The injection device of claim 2, wherein the injection rod and the reinforcing column are integrally formed.
4. The injection device of claim 2, wherein the heat conducting tube group is wound around the periphery of the reinforcing column.
5. A die casting machine injection apparatus as defined in claim 1, wherein said thermally conductive liquid comprises thermally conductive oil.
6. The injection device of claim 1, wherein the heat exchange assembly comprises a split box communicated with the liquid discharge pipe and the liquid inlet pipe, a plurality of split pipes are communicated between the two split boxes, the two split boxes are respectively arranged on two sides of the heat conduction box, and the liquid inlet pipe is provided with a liquid inlet pump.
7. The injection device of claim 6, wherein the shunt tube is uniformly provided with a plurality of fins.
8. The injection device of claim 6, wherein the top of the heat conducting box is provided with a liquid distributor, and the liquid distributor is communicated with the water inlet pipe.
9. The injection device of claim 6, wherein the bottom of the heat conducting box is provided with a water collecting tank, the water collecting tank is conical, and the bottom of the water collecting tank is communicated with the drain pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452220.5U CN220862688U (en) | 2023-09-08 | 2023-09-08 | Injection device of die casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322452220.5U CN220862688U (en) | 2023-09-08 | 2023-09-08 | Injection device of die casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220862688U true CN220862688U (en) | 2024-04-30 |
Family
ID=90818374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322452220.5U Active CN220862688U (en) | 2023-09-08 | 2023-09-08 | Injection device of die casting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220862688U (en) |
-
2023
- 2023-09-08 CN CN202322452220.5U patent/CN220862688U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |