CN211161778U - Zinc bar casting die utensil - Google Patents
Zinc bar casting die utensil Download PDFInfo
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- CN211161778U CN211161778U CN201921916959.4U CN201921916959U CN211161778U CN 211161778 U CN211161778 U CN 211161778U CN 201921916959 U CN201921916959 U CN 201921916959U CN 211161778 U CN211161778 U CN 211161778U
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- zinc
- zinc strip
- water tank
- ejector rod
- cooling water
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Abstract
The utility model discloses a zinc strip casting die, which comprises a zinc strip template for melting zinc liquid to cool and form a zinc strip and a cooling water tank for cooling the zinc strip template, wherein the zinc strip template is fixedly connected with the cooling water tank through bolts, a cavity is arranged between the zinc strip template and the cooling water tank, and the cavity is communicated with the cooling water tank; the zinc strip template is provided with a plurality of die cavities, the bottom of each die cavity is provided with a demolding ejector rod hole, each demolding ejector rod hole is communicated with a demolding ejector rod sleeve, each demolding ejector rod sleeve is internally provided with a demolding ejector rod, and the demolding ejector rods are matched with the demolding ejector rod holes. The utility model discloses a composite structure has that the processing cost is low, the cooling effect is good, but the advantage of maintenance in order to reduce extravagant, improve production efficiency.
Description
Technical Field
The utility model relates to a casting die utensil field especially relates to the combination formula casting die utensil of zinc strip for the supporting use of cast metallization film capacitor.
Background
The metallized film capacitor is formed by winding a metallized film, wherein the metallized film is formed by vacuum evaporating a zinc film with the thickness not more than 0.1 mu m on a plastic film, and the equipment for evaporating the zinc film on the plastic film is called an evaporator. During vapor deposition, zinc strips need to be placed in an evaporation boat in a vapor deposition chamber, the weight of the placed zinc strips is adjusted according to the number of plastic films, and the weight of the zinc strips is controlled to be about 0.5-0.8 kg/strip in order to control and adjust the weight of the zinc strips.
Therefore, after the zinc ingot is melted, the molten zinc liquid is quantitatively poured into a zinc bar die to be cooled, solidified and molded. Because the zinc strip casting process can generate strong thermal expansion and cold contraction effects, and the molten zinc liquid has strong corrosion effect on other metals, the prior zinc strip casting die is completely welded and processed by stainless steel, but the following problems still exist:
1. poor cooling effect: because the cooling water tank body has an overlarge structure, the speed of cooling water flowing through the cooling surface of the zinc strip casting mold is low, the taken heat is limited, and if the water flow is increased, the power of a water pump and the resistance loss of a pipeline are increased;
2. the processing cost of the zinc strip casting mold is high: the zinc strip casting die is integrally welded and processed by stainless steel, so that the processing is complex and the cost is high;
3. the mold cavity of the zinc strip mold is continuously influenced by high-temperature molten zinc liquid, cracks are easy to occur to leak cooling water, and if only one mold cavity leaks, great hidden danger is brought to safety, so that the mold has no maintenance value and can only be scrapped in a whole piece;
4. as the die cavity of the zinc strip die is leaked to cause the whole piece to be scrapped, in order to prolong the service life, the shortest distance between the die cavity of the zinc strip die and the cooling surface of the zinc strip die must be increased during processing, so that the cooling heat dissipation path is increased, and the cooling effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide a zinc strip casting die utensil, this mould adopts integrated configuration, has that the processing cost is low, the cooling effect is good, but the advantage of maintenance in order to reduce extravagant, improve production efficiency.
The utility model adopts the technical proposal that: a zinc strip casting die comprises a zinc strip template and a cooling water tank, wherein the zinc strip template is used for melting a zinc liquid and cooling and forming a zinc strip, the cooling water tank is used for cooling the zinc strip template, the zinc strip template is fixedly connected with the cooling water tank through bolts, a cavity is arranged between the zinc strip template and the cooling water tank, and the cavity is communicated with the cooling water tank; the zinc strip template is provided with a plurality of die cavities, the bottom of each die cavity is provided with a demolding ejector rod hole, each demolding ejector rod hole is communicated with a demolding ejector rod sleeve, each demolding ejector rod sleeve is internally provided with a demolding ejector rod, and the demolding ejector rods are matched with the demolding ejector rod holes.
As a further improvement, the die cavity is provided with bolt holes.
As a further improvement of the utility model, a sealing gasket is arranged between the zinc strip template and the cooling water tank.
As a further improvement, the sealing washer is made of expanded graphite and has a thickness not less than 3 mm.
As a further improvement of the utility model, the demoulding ejector rod is matched with a sealing gland and an O-shaped sealing ring.
As a further improvement of the utility model, the sealing gland is fixed through the connecting bolt.
As a further improvement of the utility model, the height of the cavity between the zinc strip template and the cooling water tank is 5-10 mm.
As a further improvement of the utility model, the cavity surface of the cooling water tank is provided with a water guide groove.
As a further improvement of the utility model, the water guide groove is matched with the die cavity of the zinc strip template.
As a further improvement of the utility model, the two ends of the water guide groove are respectively provided with a water guide slope.
The utility model discloses a beneficial effect be: the zinc strip casting die of this structure possesses following advantage: 1. the split type structure is convenient to maintain, when a mold cavity of the zinc bar template generates cracks and water leakage due to the change of circulating high temperature, the zinc bar template can be detached, a copper welding layer is laid at the cracks, leakage points are blocked, and the service life of the zinc bar template can be prolonged; 2. when the zinc bar template cannot be repaired, only a new zinc bar template needs to be replaced, and the cooling water tank and the matching parts thereof can still be used as usual, so that unnecessary waste is reduced; 3. the zinc strip template is easy to repair and convenient to replace, so that the thickness of the zinc strip template can be reduced by 1-2 mm compared with the prior art, the cooling and heat dissipation distance is reduced, and the cooling effect is improved; 4. because the cavity and the water guide groove formed by the zinc strip template and the cooling water tank can reduce the space between the cooling cavities, greatly increase the flow velocity of cooling water, form turbulent flow and greatly improve the cooling effect. 5. The expanded graphite gasket can play a good sealing role, and if water leakage occurs under the action of thermal expansion and cold contraction for a long time, the connecting bolt is screwed down or the expanded graphite gasket is replaced. 6. Through the improvement of this structure, the cooling effect increases, can improve production efficiency, reduces the melting furnace standby heat preservation time, has further improved the utilization ratio of cooling water simultaneously to do benefit to and reduce energy consumption.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a sectional view taken along the plane a-a of fig. 1.
Fig. 3 is a cross-sectional view taken along plane C-C of fig. 1.
Fig. 4 is a schematic view of the zinc strip template of the present invention.
Fig. 5 is a schematic view of the cooling water tank of the present invention.
Shown in the figure: 1 zinc bar template, 2 cooling water tank, 3 bolts, 4 seal washers, 5 demoulding ejector rods, 6 seal glands, 7 connecting bolts, 8 demoulding ejector rod sheaths, 11 demoulding ejector rod holes, 12 die cavities, 13 bolt holes, 21 water inlets, 22 water outlets and 23 water guide grooves.
Detailed Description
The present invention will be further described with reference to fig. 1 to 5.
As shown in the figure, the zinc strip casting mold comprises a zinc strip template 1 for cooling and molding a zinc strip by molten zinc liquid and a cooling water tank 2 for cooling the zinc strip template, wherein the zinc strip template 1 and the cooling water tank 2 are fixedly connected through a bolt 3, a cavity is arranged between the zinc strip template 1 and the cooling water tank 2, and the cavity is communicated with the cooling water tank 2; the zinc strip template 1 is provided with a plurality of die cavities 12, the bottoms of the die cavities 12 are provided with demolding ejector rod holes 11, the demolding ejector rod holes 11 are communicated with the demolding ejector rod sleeves 8, demolding ejector rods 5 are arranged in the demolding ejector rod sleeves 8, and the demolding ejector rods 5 are matched with the demolding ejector rod holes 11.
Further, in order to improve the connectivity between the zinc strip template and the cooling water tank, the mold cavity 12 is provided with bolt holes 13.
Further, in order to improve the sealing performance, a sealing gasket 4 is arranged between the zinc strip template 1 and the cooling water tank 2.
Furthermore, in order to improve the sealing performance of the sealing washer, the sealing washer is made of expanded graphite, and the thickness of the sealing washer is not less than 3 mm.
Further, in order to improve the sealing performance of the demoulding ejector rod and the demoulding ejector rod sleeve, the demoulding ejector rod sleeve 8 is provided with a sealing gland 6 and an O-shaped sealing ring.
Further, in order to improve the sealing performance of the sealing gland and the demoulding ejector rod sleeve, the sealing gland 6 is fixed through a connecting bolt 7.
Further, in order to improve the cooling effect, the height of the cavity between the zinc strip template 1 and the cooling water tank 2 is 5-10 mm.
Further, in order to improve the cooling effect, a water guide groove 23 is formed in the surface of the cavity formed by the cooling water tank and the zinc strip template.
Further, in order to improve the cooling effect, the water guide groove 23 is matched with the die cavity 12 of the zinc strip template 1.
Furthermore, in order to improve the cooling effect, two ends of the water guide groove are respectively provided with a water guide slope.
The zinc bar mold plate is provided with a plurality of mold cavities for melting zinc liquid to form zinc bars, and is provided with a demolding ejector rod through hole and a demolding ejector rod sheath, so that the demolding ejector rod can conveniently go up to eject the condensed zinc bars, the cooling water tank is used for cooling the zinc bar mold plate, a circulating cooling water flowing channel with the distance of L is formed between the bottom surface A of the cavity of the cooling water tank and the cooling surface B of the zinc bar casting mold, the channel is narrow and can improve the flow velocity of the cooling water and increase the cold area effect, the demolding ejector rod is used for pushing the condensed and formed zinc bars out of the molding cavity, the sealing gasket is used for sealing between the zinc bar mold plate and the water tank, and the sealing gland and the O-shaped sealing ring are used for preventing the cooling water from.
The utility model discloses a following work, in the die cavity of zinc strip template is poured into to molten zinc liquid, under the high-speed mobile cooling water effect of cavity inner loop that forms at zinc strip template and coolant tank, the quick cooling solidifies the shaping, after the zinc strip solidification in the die cavity of zinc strip template, drawing of patterns ejector pin lower extreme is under pneumatic effect, promote about 25mm, promote zinc strip one end out the die cavity, be convenient for take away the zinc strip away, after the zinc strip is taked away, drawing of patterns ejector pin descends and resets, get into next round of casting operation.
For further explanation, the following examples are specifically chosen.
The mold comprises a water tank, a water guide bar, a water tank, a water guide bar, a seal gland, a water tank, a seal gland, a water tank, a seal gland, a water tank, a seal gland, a water tank, a seal gland, a seal ring, a seal gland, a water tank, a seal gland, a water tank, a seal gland, a seal ring, a seal gland, a seal ring, a water tank, a seal head.
The mold comprises a water tank, a water guide bar, a water tank, a seal gland, a water guide bar, a seal ring, a water tank, a seal ring, a water tank, a seal ring, a water inlet, a seal ring, a water inlet, a seal ring, a water outlet, a seal ring, a.
The utility model discloses a following beneficial effect has:
1. the split type structure is convenient to maintain, when a mold cavity of the zinc bar template generates cracks and water leakage due to the change of circulating high temperature, the zinc bar template can be detached, a copper welding layer is laid at the cracks, leakage points are blocked, and the service life of the zinc bar template can be prolonged;
2. when the zinc bar template cannot be repaired, only a new zinc bar template needs to be replaced, and the cooling water tank and the matching parts thereof can still be used as usual, so that unnecessary waste is reduced;
3. the zinc strip template is easy to repair and convenient to replace, so that the thickness of the zinc strip template can be reduced by 1-2 mm compared with the prior art, the cooling and heat dissipation distance is reduced, and the cooling effect is improved;
4. because the zinc strip template and the cooling water tank form a cavity for circulating cooling water and are matched with the water guide groove, the distance between the cooling cavities is reduced, the flow speed of the cooling water is greatly increased, turbulence is formed, and the cooling effect is greatly improved;
5. the expanded graphite gasket can play a good sealing role, and if water leakage occurs under the action of thermal expansion and cold contraction for a long time, the connecting bolt is screwed down or the expanded graphite gasket is replaced;
6. through the improvement of this structure, the cooling effect increases, can improve production efficiency, reduces the melting furnace standby heat preservation time, has further improved the utilization ratio of cooling water simultaneously to do benefit to and reduce energy consumption.
It should be known to those skilled in the art that the protection scheme of the present invention is not limited to the above-mentioned embodiments, and various permutations, combinations and transformations can be performed on the basis of the above-mentioned embodiments, without violating the spirit of the present invention, all the transformations performed by the present invention fall within the protection scope of the present invention.
Claims (10)
1. A zinc strip casting die is characterized by comprising a zinc strip template (1) for melting a zinc liquid to cool and form a zinc strip and a cooling water tank (2) for cooling the zinc strip template, wherein the zinc strip template (1) and the cooling water tank (2) are fixedly connected through bolts (3), and a cavity is arranged between the zinc strip template (1) and the cooling water tank (2); the zinc strip template (1) is provided with a plurality of die cavities (12), the bottom of each die cavity (12) is provided with a demolding ejector rod hole (11), each demolding ejector rod hole (11) is communicated with a demolding ejector rod sleeve (8), a demolding ejector rod (5) is arranged in each demolding ejector rod sleeve (8), and the demolding ejector rod (5) is matched with the demolding ejector rod holes (11).
2. A zinc strip casting mould according to claim 1, characterised in that said mould cavity (12) is provided with bolt holes (13).
3. A zinc strip casting mould according to claim 1, characterized in that a sealing gasket (4) is arranged between the zinc strip formwork (1) and the cooling water tank (2).
4. The zinc bar casting mold according to claim 3, wherein the sealing washer is made of expanded graphite with a thickness of not less than 3 mm.
5. The die for casting zinc bars according to claim 1, characterized in that the stripping ejector sleeve (8) is equipped with a sealing gland (6) and an O-ring.
6. A zinc strip casting mould according to claim 5, characterized in that said gland (6) is fixed by means of connecting bolts (7).
7. The zinc strip casting mold according to claim 1, wherein the height of the cavity between the zinc strip mold plate (1) and the cooling water tank (2) is 5-10 mm.
8. The casting die for zinc bars according to any one of claims 1 to 7, characterized in that the cavity surface of the cooling water tank is provided with water guide grooves (23).
9. A zinc strip casting mould according to claim 8, characterised in that said water guiding grooves (23) are adapted to the mould cavity (12) of the zinc strip formwork (1).
10. The zinc bar casting mold according to claim 9, wherein water guide slopes are respectively arranged at two ends of the water guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921916959.4U CN211161778U (en) | 2019-11-08 | 2019-11-08 | Zinc bar casting die utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921916959.4U CN211161778U (en) | 2019-11-08 | 2019-11-08 | Zinc bar casting die utensil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211161778U true CN211161778U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921916959.4U Active CN211161778U (en) | 2019-11-08 | 2019-11-08 | Zinc bar casting die utensil |
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| CN (1) | CN211161778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134581A (en) * | 2021-04-15 | 2021-07-20 | 鞍钢股份有限公司 | Method and device for rapidly cooling liquid zinc |
-
2019
- 2019-11-08 CN CN201921916959.4U patent/CN211161778U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134581A (en) * | 2021-04-15 | 2021-07-20 | 鞍钢股份有限公司 | Method and device for rapidly cooling liquid zinc |
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