CN213701254U - Multi-cavity aluminum profile hot extrusion die - Google Patents
Multi-cavity aluminum profile hot extrusion die Download PDFInfo
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- CN213701254U CN213701254U CN202022423514.1U CN202022423514U CN213701254U CN 213701254 U CN213701254 U CN 213701254U CN 202022423514 U CN202022423514 U CN 202022423514U CN 213701254 U CN213701254 U CN 213701254U
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Abstract
The utility model discloses a multi-cavity aluminum profile hot extrusion die, which comprises a die body, a heating sleeve is fixedly connected with the outer side of the feeding end of the die body, a fixed block is connected between the die body and the heating sleeve, the heating sleeve is uniformly divided into a plurality of heating zones, a serpentine channel which is folded back and forth is arranged inside each heating zone, two ends of each serpentine channel are respectively connected with a guide pipe extending to the outer side of the heating sleeve, the guide pipe at one end of each serpentine channel is connected with an oil inlet branch pipe, the guide pipe at the other end of each serpentine channel is connected with an oil outlet branch pipe, the oil inlet branch pipe is connected with an oil inlet main pipe, the oil outlet branch pipe is connected with an oil outlet main pipe; the utility model discloses guarantee the preheating temperature of aluminium bar for the aluminium alloy extrusion, avoid the aluminium bar cooling to cause extrusion die internal pressure too big, less to the influence of mould structure, guarantee aluminium alloy shaping quality, extension mould life.
Description
Technical Field
The utility model belongs to the technical field of aluminium alloy extrusion die equipment, concretely relates to many die cavities aluminium alloy hot extrusion die.
Background
In the process of extruding the aluminum profile, the temperature control of the die and the metal in the die is the key of the extrusion production, and the temperature of the metal in the die is ensured to be in a normal range at present mainly by adjusting the preheating temperature of an extrusion blank (aluminum bar) so as to improve the plastic deformation capacity and the flow capacity of the metal. In actual production, the flowing metal is difficult to deform due to low extrusion temperature, so that the stress of the die is overlarge, and a large amount of early scrapping of the extrusion die is caused.
The aluminium bar is after the heating, be the key time quantum that the temperature descends before the extrusion, can realize carrying out the mould that heats to the extrusion blank among the prior art, and its heating structure all sets up inside the mould, though can guarantee the mould temperature, nevertheless because expend with heat and contract with cold, has certain influence to the size of mould, causes extrusion aluminium alloy shaping size deviation, and especially influences many die cavities extrusion die bigger, causes the unqualified and extrusion die's of aluminium alloy extruded product damage even.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hot extrusion die of many die cavities aluminium alloy solves the problem among the prior art, guarantees the preheating temperature of aluminium bar for the aluminium alloy extrusion, avoids the aluminium bar cooling to cause extrusion die internal pressure too big, and is less to the influence of mould structure, guarantees aluminium alloy shaping quality, extension mould life.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a many die cavities aluminium alloy hot extrusion die, which comprises a die body, mould body feed end outside fixedly connected with heating sleeve, heating sleeve's central line and mould body's central line are located same straight line, be connected with the fixed block between mould body and the heating sleeve, heating sleeve evenly divide into a plurality of zones of heating, the inside snakelike passageway that all is provided with reciprocal inflection of the zone of heating, the pipe that extends to the heating sleeve outside is all connected at snakelike passageway both ends, the pipe and the oil feed branch union coupling of snakelike passageway one end, the pipe and the branch union coupling that produces oil of the other end, the oil feed branch union oil feed is responsible for, the branch union that produces oil is responsible for, the oil feed is responsible for and is responsible for the upper and lower part of connecting the heating.
Furthermore, the number of the fixed blocks is two, and the two fixed blocks are symmetrically arranged on two sides of the heating sleeve.
Further, an electric heating body is arranged in the heating tank, and heat conduction oil is arranged in the heating tank.
Further, the oil pump is a one-way constant delivery pump.
Furthermore, the number of the oil inlet branch pipes is the same as that of the oil outlet branch pipes, and the number of the oil inlet branch pipes is not less than three; the oil inlet branch pipe and the oil outlet branch pipe are both arranged along the axial direction of the heating sleeve.
The utility model has the advantages as follows:
the utility model discloses guarantee the preheating temperature of aluminium bar for the aluminium alloy extrusion, avoid the aluminium bar cooling to cause extrusion die internal pressure too big, less to the influence of mould structure, guarantee aluminium alloy shaping quality, extension mould life.
Drawings
Fig. 1 is a front view of the heating sleeve and the mold body according to the present invention.
Fig. 2 is a rear view of the heating sleeve and the mold body of the present invention.
Fig. 3 is a schematic top view of the heating sleeve and the mold body of the present invention.
Fig. 4 is a schematic view of the expansion and connection pipeline of the heating sleeve of the present invention.
Fig. 5 is a schematic view showing the expansion of the heating sleeve according to the present invention.
Fig. 6 is a schematic view showing the inside of the heating sleeve according to the present invention.
In the figure: 1. the heating device comprises a die body, 2, a heating sleeve, 3, a fixing block, 21, a serpentine channel, 22, a guide pipe, 23, an oil inlet branch pipe, 24, an oil outlet branch pipe, 25, an oil inlet main pipe, 26, an oil outlet main pipe, 27, a heating tank, 28 and an oil pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-6, the present embodiment provides a multi-cavity aluminum profile hot extrusion mold, which includes a mold body 1, the utility model discloses a heating sleeve 2, mould body 1 feed end outside fixedly connected with, the central line of heating sleeve 2 and the central line of mould body 1 are located same straight line, be connected with fixed block 3 between mould body 1 and the heating sleeve 2, heating sleeve 2 evenly divide into a plurality of zones of heating, the inside snakelike passageway 21 that all is provided with reciprocal inflection of the zone of heating, the pipe 22 that extends to the heating sleeve 2 outside is all connected at snakelike passageway 21 both ends, the pipe 22 and the oil feed branch pipe 23 of snakelike passageway 21 one end are connected, the pipe 22 and the branch pipe 24 that produces oil of the other end are connected, oil feed branch pipe 23 is connected the oil feed and is responsible for 25, the branch pipe 24 that produces oil is connected and is responsible for 26, the oil feed is responsible for 25 and the last lower part of 26 connection heating tank 27.
In order to reduce the influence of the cold and hot change of the heating sleeve 2 on the mold body 1, in this embodiment, the number of the fixing blocks 3 is two, and the two fixing blocks 3 are symmetrically arranged on two sides of the heating sleeve 2.
In order to heat the heat-conducting oil, in this embodiment, an electric heating body is arranged in the heating tank 27, and the heat-conducting oil is arranged in the heating tank 27.
In order to ensure a stable flow of the heat transfer oil, in this embodiment, the oil pump 28 is a unidirectional fixed displacement pump.
In order to uniformly heat the aluminum bar before the inside of the aluminum bar enters the die body 1 by the heating sleeve 2, in this embodiment, the number of the oil inlet branch pipes 23 is the same as that of the oil outlet branch pipes 24, and the number of the oil inlet branch pipes is not less than three; the oil inlet branch pipe 23 and the oil outlet branch pipe 24 are both arranged along the axial direction of the heating sleeve 2.
When the utility model is used, the aluminum bar to be extruded is guided into the heating sleeve 2, and the extruder extrudes the aluminum bar to pass through the die body 1 to realize the extrusion molding of the aluminum profile; the heating sleeve 2 heats the aluminum bar, so that the temperature of the preheated aluminum bar is prevented from being rapidly reduced, and the plastic deformation capacity and the flow capacity of the aluminum bar are improved; the fixed block 3 fixes the heating sleeve 2 to ensure the matching position of the aluminum bar and the die body 1; during extrusion, the heating tank 27 heats heat-conducting oil inside, the oil pump 28 drives high-temperature heat-conducting oil in the heating tank 27 to pass through the oil inlet main pipe 25, then enter each oil inlet branch pipe 23, and enter the serpentine channel 21 of each heating area from the oil inlet branch pipes 23, so that the heating sleeve 2 keeps high temperature, and the aluminum bar is heated; the heat transfer oil passes through the serpentine channel 21, enters the oil outlet branch pipe 24 from the conduit 22 at the other end, and then flows back to the heating tank 27 from the oil outlet main pipe 26.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (5)
1. The utility model provides a many die cavities aluminium alloy hot extrusion die, includes the mould body, its characterized in that: mould body feed end outside fixedly connected with heating sleeve, heating sleeve's central line and mould body's central line are located same straight line, be connected with the fixed block between mould body and the heating sleeve, heating sleeve evenly divide into a plurality of zones of heating, the inside snakelike passageway that all is provided with reciprocal inflection of the zone of heating, the pipe that extends to the heating sleeve outside is all connected at the snakelike passageway both ends, the pipe and the oil feed branch union of snakelike passageway one end, the pipe and the branch connection that produces oil of the other end, the oil feed branch union oil feed is responsible for, the branch connection that produces oil is responsible for, the oil feed is responsible for and is responsible for the upper and lower part of connecting the heating tank respectively with producing oil, the oil.
2. The multi-cavity aluminum profile hot extrusion die as claimed in claim 1, wherein: the quantity of fixed block is two, and two fixed blocks symmetry set up in heating sleeve both sides.
3. The multi-cavity aluminum profile hot extrusion die as claimed in claim 2, wherein: an electric heating body is arranged in the heating tank, and heat conduction oil is arranged in the heating tank.
4. The multi-cavity aluminum profile hot extrusion die as claimed in claim 3, wherein: the oil pump is a one-way constant delivery pump.
5. The multi-cavity aluminum profile hot extrusion die as claimed in claim 4, wherein: the number of the oil inlet branch pipes is the same as that of the oil outlet branch pipes, and the number of the oil inlet branch pipes is not less than three; the oil inlet branch pipe and the oil outlet branch pipe are both arranged along the axial direction of the heating sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423514.1U CN213701254U (en) | 2020-10-28 | 2020-10-28 | Multi-cavity aluminum profile hot extrusion die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423514.1U CN213701254U (en) | 2020-10-28 | 2020-10-28 | Multi-cavity aluminum profile hot extrusion die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213701254U true CN213701254U (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022423514.1U Active CN213701254U (en) | 2020-10-28 | 2020-10-28 | Multi-cavity aluminum profile hot extrusion die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213701254U (en) |
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2020
- 2020-10-28 CN CN202022423514.1U patent/CN213701254U/en active Active
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