CN210059768U - Zinc-aluminum composite's former - Google Patents
Zinc-aluminum composite's former Download PDFInfo
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- CN210059768U CN210059768U CN201920864604.9U CN201920864604U CN210059768U CN 210059768 U CN210059768 U CN 210059768U CN 201920864604 U CN201920864604 U CN 201920864604U CN 210059768 U CN210059768 U CN 210059768U
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Abstract
The utility model discloses a zinc-aluminum combined material's former, including extrusion equipment and forming die, extrusion equipment includes depression bar wheel, extrusion wheel and extrusion wheel groove, the extrusion wheel is installed on extrusion wheel groove, places the aluminium pole between depression bar wheel and the extrusion wheel, and the aluminium pole is placed at extrusion wheel inslot, depression bar wheel and extrusion wheel are opposite direction operation. The forming die comprises a temperature control device, a die cavity, a temperature measuring device, a front die and a rear die. The utility model discloses afterwards, the temperature when zinc pole among the forming process and fluid aluminium contact can be controlled at the melting point of zinc once, guarantees that the zinc pole is not melted. In the production process, no aluminum pipe is formed, the diameter of the composite material coated with zinc by aluminum is directly formed without reducing by a drawing die, and the production process and cost are saved.
Description
Technical Field
The utility model relates to a zinc-aluminum composite's former belongs to metal composite technical field.
Background
The metal coating material commonly used in the market at present is zinc and zinc alloy wires, which are divided into the following parts according to different chemical components: pure zinc wires, zinc-aluminum alloy wires ZnAl5, pure aluminum wires and the like are widely used in coal mines, ports and docks, civil large steel structure buildings, bridges, high-speed railways, large ships and other large industrial projects (such as petrifaction, electric power and ocean), and have excellent social and economic benefits. Among them, pure zinc wire is widely used because of its simple production method. The hot spraying pure zinc coating has good electrochemical protection characteristic, is particularly suitable for inland atmosphere and fresh water environment, but has insufficient corrosion resistance in marine environment and chemical environment, and has low hardness and poor wear resistance.
The production process of zinc-aluminum composite material in the prior art comprises the steps of preheating a die body by using a heating plate, then placing a raw material aluminum rod in a trough of an extrusion wheel, driving the extrusion wheel to rotate by a motor so as to push the raw material aluminum rod to an inner cavity of the die body, changing the raw material aluminum rod into aluminum liquid in a semi-fluid state, forming an aluminum pipe after the aluminum liquid flows through a gap between a die core and a die sleeve, then inserting a raw material zinc wire into an inner hole of the aluminum pipe, and extruding the raw material zinc wire and the aluminum pipe into a whole through a reducing die under the action of a multi-wedge belt type tractor.
Before the raw materials of aluminum and zinc bars in the prior art form a composite material, an aluminum pipe must be formed first, and then the aluminum pipe is extruded by a reducing die to form a final product.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a research the melting point of zinc and the temperature of half melting of aluminium, designed a zinc-aluminium combined material's former.
The technical scheme of the utility model as follows:
the utility model provides a zinc-aluminum combined material's former, includes extrusion equipment and forming die, and extrusion equipment includes depression bar wheel, extrusion wheel and extrusion wheel groove, the extrusion wheel is installed on extrusion wheel groove, places the aluminium pole between depression bar wheel and the extrusion wheel, and the aluminium pole is placed at extrusion wheel inslot, depression bar wheel and extrusion wheel are opposite direction operation.
The forming die comprises a temperature control device, a die cavity, a temperature measuring device, a front die and a rear die;
the front mold and the rear mold are both installed in the mold cavity through fixing bolts, the front mold is positioned at the front end of the zinc rod entering direction, the rear mold is positioned at the rear end of the zinc rod entering direction, a communicated zinc rod cavity for the zinc rod entering is arranged between the front mold and the rear mold, a fluid aluminum cavity for placing semi-molten fluid aluminum is formed between the front mold and the rear mold, and the fluid aluminum cavity is communicated with the extrusion wheel groove; the temperature measuring device is inserted into the die cavity and used for measuring the temperature of the fluid aluminum in the fluid aluminum cavity, and then is connected with the temperature control device, and the temperature control device is used for controlling the temperature of the fluid aluminum in the fluid aluminum cavity; a gap is formed between the front-mounted die and the rear-mounted die and is used for communicating the fluid aluminum cavity with the zinc rod cavity, fluid aluminum flows into the zinc rod cavity and is converged with the zinc rod passing through the front-mounted die, and a zinc-aluminum composite material with aluminum wrapped on the outer layer of the zinc rod penetrates out of the rear-mounted die.
Above-mentioned leading mould includes the mould body, and mould body central authorities offer the zinc pole cavity that the through-hole passed as the zinc pole, and the mould body outside is close to the place that the zinc pole exported and is equipped with the slope that tightens up to zinc pole export direction, and the slope is used for fluid aluminium to flow to the zinc pole direction, and a conical cell body is offered in the place that is close to the zinc pole export to the inside of mould body for isolated zinc pole cavity and mould body, make the unable conduction of temperature to leading mould of fluid aluminium zinc pole cavity internal zinc pole.
The utility model discloses the beneficial effect who reaches:
1. the temperature of the zinc rod when contacting with the fluid aluminum can be controlled below the melting point of zinc, so as to ensure that the zinc rod is not melted.
2. In the production process, no aluminum pipe is formed, the diameter of the composite material coated with zinc by aluminum is directly formed without reducing by a drawing die, and the production process and cost are saved.
Drawings
FIG. 1 is a production equipment diagram of the molding process of the present invention;
FIG. 2 is an enlarged partial schematic view of A of FIG. 1;
FIG. 3 is a schematic structural view of a front mold in a forming mold;
fig. 4 is a schematic structural diagram of the zinc-aluminum composite material produced by the utility model.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2, the extrusion device includes a pressure bar wheel 1, an extrusion wheel 2 and an extrusion wheel groove 3, the extrusion wheel 2 is installed on the extrusion wheel groove 3, an aluminum rod is placed between the pressure bar wheel 1 and the extrusion wheel 2, the aluminum rod is placed in the extrusion wheel groove 3, and the pressure bar wheel 1 and the extrusion wheel 2 run in opposite directions.
The forming die comprises a temperature control device 4, a die cavity 5, a temperature measuring device 6, a front die 7 and a rear die 8;
the front mold 7 and the rear mold 8 are both installed in the mold cavity 5 through fixing bolts, the front mold 7 is located at the front end of the zinc rod entering direction, the rear mold 8 is located at the rear end of the zinc rod entering direction, a communicated zinc rod cavity 9 for the zinc rod entering is arranged between the front mold 7 and the rear mold 8, a fluid aluminum cavity 10 for placing semi-molten fluid aluminum is formed between the front mold 7 and the rear mold 8, and the fluid aluminum cavity 10 is communicated with the extrusion wheel groove 3; the temperature measuring device 6 is inserted into the die cavity 5 and used for measuring the temperature of fluid aluminum in the fluid aluminum cavity 10, and then is connected with the temperature control device 4, and the temperature control device 4 is used for controlling the temperature of the fluid aluminum in the fluid aluminum cavity 10; a gap is formed between the front-mounted die 7 and the rear-mounted die 8 and is used for communicating a fluid aluminum cavity 10 with a zinc rod cavity 9, fluid aluminum flows into the zinc rod cavity 9 and is converged with a zinc rod passing through the front-mounted die 7, and a zinc-aluminum composite material with aluminum wrapped on the outer layer of the zinc rod penetrates out of the rear-mounted die 8. It should be noted that the temperature measuring device 6 and the temperature control device 4 are conventional in the art, and therefore, are not described in detail in the present invention.
As shown in fig. 3, the front mold 7 includes a mold body, a through hole is formed in the center of the mold body to serve as a zinc rod cavity 9 through which a zinc rod passes, a slope tightened towards the outlet direction of the zinc rod is arranged at a position outside the mold body close to the outlet of the zinc rod, the slope is used for fluid aluminum to flow towards the zinc rod, and a conical groove 7-1 is formed in the mold body close to the outlet of the zinc rod to isolate the zinc rod cavity 9 from the mold body, so that the temperature of the fluid aluminum cannot be conducted to the zinc rod in the zinc rod cavity 9 of the front mold 7.
Fig. 4 is a schematic diagram of a product to be produced according to the present invention, which is a cross-sectional view of the product, in which the inner circle is zinc, the outer circle is an aluminum layer, and zinc and aluminum are in absolute seamless contact and tightly combined together.
Utilize the utility model discloses after the equipment, produced a zinc-aluminum composite's forming process, the step is as follows:
(1) changing solid aluminum into semi-molten fluid aluminum through extrusion equipment, wherein the semi-molten fluid aluminum enters a forming die, and the temperature of the semi-molten fluid aluminum is controlled through a temperature control device when the semi-molten fluid aluminum is arranged in the forming die;
(2) and sending the zinc rod into a forming die at normal temperature, wherein the zinc rod passes through the middle of the forming die and contacts semi-molten fluid aluminum to form a zinc-aluminum composite material with the aluminum coated on the outer layer of the zinc rod, and sending the zinc-aluminum composite material out of the forming die.
The temperature control device in the step (1) controls the temperature to be that the aluminum can be semi-molten, and the semi-molten fluid aluminum does not scald the zinc rod.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (2)
1. The utility model provides a zinc-aluminum combined material's former, includes extrusion equipment and forming die, its characterized in that: the extrusion equipment comprises a pressure bar wheel, an extrusion wheel and an extrusion wheel groove, wherein the extrusion wheel is arranged on the extrusion wheel groove, an aluminum rod is arranged between the pressure bar wheel and the extrusion wheel, the aluminum rod is arranged in the extrusion wheel groove, and the pressure bar wheel and the extrusion wheel rotate in opposite directions;
the forming die comprises a temperature control device, a die cavity, a temperature measuring device, a front die and a rear die;
the front mold and the rear mold are both installed in the mold cavity through fixing bolts, the front mold is positioned at the front end of the zinc rod entering direction, the rear mold is positioned at the rear end of the zinc rod entering direction, a communicated zinc rod cavity for the zinc rod entering is arranged between the front mold and the rear mold, a fluid aluminum cavity for placing semi-molten fluid aluminum is formed between the front mold and the rear mold, and the fluid aluminum cavity is communicated with the extrusion wheel groove; the temperature measuring device is inserted into the die cavity and used for measuring the temperature of the fluid aluminum in the fluid aluminum cavity, and then is connected with the temperature control device, and the temperature control device is used for controlling the temperature of the fluid aluminum in the fluid aluminum cavity; a gap is formed between the front-mounted die and the rear-mounted die and is used for communicating the fluid aluminum cavity with the zinc rod cavity, fluid aluminum flows into the zinc rod cavity and is converged with the zinc rod passing through the front-mounted die, and a zinc-aluminum composite material with aluminum wrapped on the outer layer of the zinc rod penetrates out of the rear-mounted die.
2. The forming apparatus of zinc-aluminum composite material according to claim 1, wherein: leading mould includes the mould body, and mould body central authorities set up the zinc pole cavity that the through-hole passed as the zinc pole, and the mould body outside is close to the place that the zinc pole exported and is equipped with the slope that tightens up to zinc pole export direction, and the slope is used for fluid aluminium to flow to the zinc pole direction, and a conical cell body is seted up in the place that is close to the zinc pole export in the inside of mould body for isolated zinc pole cavity and mould body, make the unable conduction of temperature to leading mould of fluid aluminium zinc pole cavity internal zinc pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920864604.9U CN210059768U (en) | 2019-06-10 | 2019-06-10 | Zinc-aluminum composite's former |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920864604.9U CN210059768U (en) | 2019-06-10 | 2019-06-10 | Zinc-aluminum composite's former |
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| Publication Number | Publication Date |
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| CN210059768U true CN210059768U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920864604.9U Active CN210059768U (en) | 2019-06-10 | 2019-06-10 | Zinc-aluminum composite's former |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054535A (en) * | 2020-08-03 | 2022-02-18 | 上海电缆研究所有限公司 | Copper-aluminum composite double-row continuous extrusion production line and production process |
-
2019
- 2019-06-10 CN CN201920864604.9U patent/CN210059768U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054535A (en) * | 2020-08-03 | 2022-02-18 | 上海电缆研究所有限公司 | Copper-aluminum composite double-row continuous extrusion production line and production process |
| CN114054535B (en) * | 2020-08-03 | 2024-05-14 | 上海电缆研究所有限公司 | Copper-aluminum composite double-row continuous extrusion production line and production process |
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