Extrusion die for aluminum profile preparation

Abstract

The utility model relates to the technical field of aluminum profile extrusion processing, in particular to an extrusion die for aluminum profile preparation, which comprises an extrusion box, a first fixing seat is fixed on the inner side wall of the bottom of the extrusion box, and a second fixing seat is fixed on the inner side wall of the top of the extrusion box. One end of an aluminum profile finished product is pulled to help to control the shape and size of the aluminum profile finished product, so that the aluminum profile finished product is extruded according to a preset mold shape, unnecessary deformation or distortion is reduced, the stability in the extrusion process can be improved by pulling one end of the aluminum profile finished product, extrusion deviation caused by uneven metal flowing or mold abrasion is reduced, and the extrusion quality is improved. By arranging the adjusting valve, the threaded rod, the sliding ring, the telescopic rod and the clamping seat, the heights of the clamping seat, the spring and the pressing plate can be easily adjusted according to different extrusion molds, so that the extrusion device can meet the requirements of different extrusion tasks, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium alloy extrusion processing technical field especially is aluminium alloy preparation with extrusion mould. BACKGROUND

[0002] Aluminium alloy is the alloy material with aluminium as the main component, and is obtained through hot melting, extrusion and other process treatments and has specific cross-sectional shape and size. Because it has high stability in air, even without any protection, it has strong corrosion resistance, so it is usually applied in many fields such as building, automobile and solar energy.

[0003] Extrusion process is the final forming means of aluminium alloy, and the heated round ingot is applied with pressure by using an extruder, so that the aluminium alloy with required shape is extruded through an extrusion die. In long-time use and observation, it is found that in the process of extruding the round ingot into aluminium alloy by using the extrusion die, the shaking or misplacement of the moving aluminium alloy will cause scratches, unevenness or deformation on the surface of the aluminium alloy, so that the product is unqualified.

[0004] Therefore, we propose an extrusion die for aluminium alloy preparation. CONTENT OF THE UTILITY MODEL

[0005] The utility model discloses a technical scheme is: a kind of extrusion die for aluminium profile preparation, including extrusion box, the first fixed seat is fixed in the inner side wall of extrusion box bottom, the second fixed seat is fixed in the inner side wall of extrusion box top, outer mould is installed between the first fixed seat and second fixed seat, inner mould is equipped in the inner side wall middle part of outer mould, hydraulic cylinder is fixed in the middle part of extrusion box side wall, circular casting bar is placed between the output end of hydraulic cylinder and outer mould, the other end of circular casting bar is fixed with aluminium profile finished product, and aluminium profile finished product is arranged in inner mould interior, the middle part of extrusion box side wall is equipped with pulling assembly, the middle part of extrusion box side wall is equipped with support assembly, support assembly cover is arranged outside aluminium profile finished product, the middle part of extrusion box side wall is equipped with cooling assembly, pulling assembly includes recess, recess is opened in extrusion box side wall, regulating valve is rotatably connected in the top side wall of extrusion box, the output end of regulating valve is fixed with threaded rod, threaded rod rotates in regulating valve interior, sliding ring is slidably connected in the middle part of threaded rod side wall, telescopic rod is fixed in the middle part of sliding ring side wall, the other end of telescopic rod is equipped with clamping seat, a plurality of springs are fixed in the middle part of the inner side wall of clamping seat, a plurality of springs are symmetrically arranged on the inner wall of clamping seat, the end of spring is fixed with pressing plate, this step is by setting clamping seat, spring and pressing plate, can pull the one end of aluminium profile finished product in the process of extruding circular casting bar and help control its shape and size, make aluminium profile finished product extrude according to predetermined mould shape, reduce unnecessary deformation or distortion, and the one end of aluminium profile finished product can increase the stability in extrusion process, reduce the extrusion deviation caused by uneven metal flow or mould wear, by setting regulating valve, threaded rod, sliding ring, telescopic rod and clamping seat can be adjusted the height of clamping seat, spring and pressing plate according to different extrusion die, so that extrusion device can satisfy the requirement of different extrusion tasks, improve work efficiency.

[0006] In further technical solutions, the support assembly includes a pair of first fixed plates, a pair of the first fixed plates are symmetrically arranged on both sides of the extrusion box, a telescopic support plate is rotatably connected to the middle part of the inner side wall of the first fixed plate, a second fixed plate is rotatably connected to the middle part of the side wall of the telescopic support plate, a limiting sleeve is fixed to the middle part of the side wall of the second fixed plate, and the limiting sleeve and the aluminium profile finished product are correspondingly arranged. This step can support the aluminium profile finished product from the outside by setting the first fixed plate, the telescopic support plate, and the second fixed plate, preventing deformation or distortion during the extrusion process, so that the shape, size, and wall thickness of the final product meet the design requirements. The aluminium profile finished product is also provided with stable support, which can reduce errors caused by uneven material flow or mould wear, and help improve the overall quality of the product to meet higher quality standards.

[0007] In a further technical solution, the cooling assembly comprises a plurality of air ducts, the plurality of air ducts are symmetrically arranged on the side wall of the extrusion box, a bearing fan is arranged in the middle of the inner side wall of the air duct, and a plurality of heat dissipation holes are arranged in the middle of the side wall of the extrusion box. The air duct, the bearing fan and the heat dissipation hole are arranged to generate forced convection by the high-speed fan, rapidly remove the heat on the surface of the aluminum profile product, accelerate the cooling speed, shorten the production cycle, improve the production efficiency, and the rapid air cooling helps the aluminum profile product to quickly reach the required temperature range after extrusion, thereby preventing the change of the internal organization of the material caused by the excessively high temperature, and affecting the mechanical properties and surface quality of the product.

[0008] In a further technical solution, a plurality of grooves are arranged in the middle of the side wall of the air duct, the plurality of grooves are symmetrically arranged on the side wall of the air duct, a movable ball block is rotatably connected to the middle of the inner side wall of the groove, and a wind guide plate is fixed to the middle of the side wall of the movable ball block. The groove, the movable ball block and the wind guide plate are arranged to accurately adjust the direction and intensity of the cooling air according to the shape, size and temperature distribution of the aluminum profile product after extrusion, so that the cooling air can directly act on the high-temperature area of the aluminum profile product, thereby accelerating the heat transfer speed and improving the cooling efficiency.

[0009] In a further technical solution, a telescopic limiting plate is fixed to the middle of the side wall of the clamping seat, and the telescopic limiting plate is fixed between the extrusion box and the clamping seat. The telescopic limiting plate is arranged at the bottom of the clamping seat to limit the displacement range of the clamping seat, so that the clamping seat always moves on the same horizontal line.

[0010] In a further technical solution, a non-slip pad is fixed to the middle of the side wall of the pressing plate, and the non-slip pad is made of elastic material. The non-slip pad is arranged to increase the friction between the pressing plate and the aluminum profile product, so that the pressing plate can more effectively clamp the aluminum profile product, prevent it from slipping or falling off during the pulling process, and improve the firmness and stability of clamping.

[0011] The beneficial effects of the utility model are:

[0012] 1. The clamping seat, spring and pressing plate are arranged to pull one end of the aluminum profile product during the extrusion of the round cast bar, help to control the shape and size, make the aluminum profile product extrude according to the predetermined mold shape, reduce unnecessary deformation or distortion, and the pulling of one end of the aluminum profile product can increase the stability during extrusion, reduce the extrusion deviation caused by uneven metal flow or mold wear, and the adjusting valve, threaded rod, sliding ring, telescopic rod and clamping seat can be easily adjusted according to different extrusion molds, so that the height of the clamping seat, spring and pressing plate can be adjusted, the extrusion device can meet the requirements of different extrusion tasks, and the working efficiency is improved.

[0013] 2、Through setting first fixed plate, telescopic support plate and second fixed plate, the aluminum profile finished product can be supported from outside, deformation or distortion in the extrusion process is prevented, so that the shape, size and wall thickness and other parameters of the final product meet the design requirements, and the aluminum profile finished product is provided with stable support, errors caused by uneven material flow or mold wear can be reduced, the overall quality of the product is improved, and higher quality standards are met. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the perspective view of the utility model;

[0015] Figure 2 is the sectional view of the extrusion box in the utility model;

[0016] Figure 3 is the cooperation structure schematic view of telescopic support plate and telescopic limiting plate in the utility model;

[0017] Figure 4 is the cooperation structure schematic view of outer mold and inner mold in the utility model;

[0018] Figure 5 is Figure 2 the local enlarged view of A in the utility model.

[0019] BRIEF DESCRIPTION OF DRAWINGS

[0020] 1, extrusion box;11, first fixed seat;12, second fixed seat;13, outer mold;14, inner mold;15, hydraulic cylinder;16, round casting stick;17, aluminum profile finished product;2, recess;21, regulating valve;22, threaded rod;23, sliding ring;24, telescopic rod;25, clamping seat;26, spring;27, pressing plate;3, first fixed plate;31, telescopic support plate;32, second fixed plate;33, limiting sleeve;4, air duct;41, bearing fan;42, heat dissipation hole;5, slot hole;51, movable ball block;52, air deflector;6, telescopic limiting plate;7, antiskid pad. DETAILED DESCRIPTION

[0021] The embodiments of the utility model will be further described below in combination with the drawings.

[0022] Embodiment:

[0023] As Figures 1 to 4As shown, including extrusion box 1, the bottom of the inside wall of the fixed first fixed seat 11, the top of the inside wall of the fixed second fixed seat 12, the first fixed seat 11 and the second fixed seat 12 between the installation of the outer mold 13, the inner wall of the outer mold 13 is equipped with an inner mold 14, the middle of the side wall of the extrusion box 1 is fixed with a hydraulic cylinder 15, the output end of the hydraulic cylinder 15 and the outer mold 13 between the placement of the round casting bar 16, the other end of the round casting bar 16 is fixed with aluminum profile finished product 17, aluminum profile finished product 17 is arranged inside the inner mold 14, the middle of the side wall of the extrusion box 1 is provided with a pulling assembly, the middle of the side wall of the extrusion box 1 is provided with a supporting assembly, the supporting assembly cover is arranged outside the aluminum profile finished product 17, the middle of the side wall of the extrusion box 1 is provided with a cooling assembly, when working, the staff will install the specified model of the inner mold 14 inside the outer mold 13, then put the round casting bar 16 in the outer mold 13, then start the hydraulic cylinder 15, make the output end of the hydraulic cylinder 15 against the end of the round casting bar 16, and extrude the round casting bar 16 into the outer mold 13, at this time the round casting bar 16 will be deformed by the extrusion force, then the deformed aluminum profile finished product 17 is extruded from the inside of the inner mold 14, at this time the staff adjusts the height of the pulling assembly, and uses the pulling assembly to hold the end of the aluminum profile finished product 17, when the aluminum profile finished product 17 moves outward, the pulling assembly will pull the aluminum profile finished product 17 synchronously, at the same time the supporting assembly is sleeved outside the aluminum profile finished product 17, so as to keep the shape of the aluminum profile finished product 17, when the round casting bar 16 is extruded into the aluminum profile finished product 17, the cooling assembly on the side wall of the extrusion box 1 can quickly reduce the temperature of the aluminum profile finished product 17.

[0024] As Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, the pulling assembly includes a groove 2, which is provided on the side wall of the extrusion box 1, the top side wall of the extrusion box 1 is rotationally connected with an adjusting valve 21, the output end of the adjusting valve 21 is fixedly connected with a threaded rod 22, the threaded rod 22 rotates in the adjusting valve 21, the middle part of the side wall of the threaded rod 22 is slidingly connected with a sliding ring 23, the middle part of the side wall of the sliding ring 23 is fixedly connected with an extension rod 24, the other end of the extension rod 24 is assembled with a clamping seat 25, the middle part of the inner side wall of the clamping seat 25 is fixedly connected with a plurality of springs 26, the plurality of springs 26 are symmetrically arranged on the inner wall of the clamping seat 25, the end of the spring 26 is fixedly connected with a pressing plate 27, during work, the worker rotates the adjusting valve 21, the rotation of the adjusting valve 21 drives the threaded rod 22 to rotate in the groove 2, when the threaded rod 22 rotates, the sliding ring 23 on the side wall of the threaded rod 22 moves along the threaded rod 22, so that the sliding ring 23 drives the extension rod 24, the clamping seat 25 and the spring 26 to move synchronously, the spring 26 is adjusted to be on the same horizontal line as the aluminum profile product 17, then the pressing plate 27 is pulled to fix the aluminum profile product 17, when the aluminum profile product 17 is extruded outward, the clamping seat 25 pulls the aluminum profile product 17 outward synchronously, through the setting of the clamping seat 25, the spring 26 and the pressing plate 27, one end of the aluminum profile product 17 can be pulled to help control its shape and size during the extrusion of the extrusion round casting rod 16, so that the aluminum profile product 17 is extruded according to the predetermined mold shape, unnecessary deformation or distortion is reduced, and pulling one end of the aluminum profile product 17 can increase the stability during the extrusion process, reduce the extrusion deviation caused by uneven metal flow or mold wear, through the setting of the adjusting valve 21, the threaded rod 22, the sliding ring 23, the extension rod 24 and the clamping seat 25, the height of the clamping seat 25, the spring 26 and the pressing plate 27 can be easily adjusted according to different extrusion molds, so that the extrusion device can meet the requirements of different extrusion tasks, and the work efficiency is improved.

[0025] As Figures 1 to 3As shown, the support assembly comprises a pair of first fixed plates 3, which are symmetrically arranged on both sides of the extrusion box 1. A telescopic support plate 31 is rotatably connected to the middle of the inner side wall of the first fixed plate 3. A second fixed plate 32 is rotatably connected to the middle of the side wall of the telescopic support plate 31. A limiting sleeve 33 is fixedly connected to the middle of the side wall of the second fixed plate 32. The limiting sleeve 33 is correspondingly arranged with the aluminum profile product 17. During operation, the worker pulls and rotates the telescopic support plate 31 outward. At this time, the telescopic support plate 31 will rotate between the first fixed plate 3 and the second fixed plate 32 until the limiting sleeve 33 on the side wall of the second fixed plate 32 completely covers the outside of the aluminum profile product 17. Then the position of the telescopic support plate 31 is fixed. This step can support the aluminum profile product 17 from the outside by setting the first fixed plate 3, the telescopic support plate 31 and the second fixed plate 32, so as to prevent it from deforming or twisting during the extrusion process, so that the shape, size and wall thickness of the final product meet the design requirements. The aluminum profile product 17 is stably supported, which can also reduce the error caused by uneven material flow or mold wear, help to improve the overall quality of the product, and meet higher quality standards.

[0026] As shown in Figures 1 to 4 The cooling assembly comprises a plurality of air ducts 4, which are symmetrically arranged on the side wall of the extrusion box 1. A bearing fan 41 is assembled in the middle of the inner side wall of the air duct 4. A plurality of heat dissipation holes 42 are formed in the middle of the side wall of the extrusion box 1. During operation, the worker starts the plurality of bearing fans 41. The bearing fan 41 will quickly take away the heat generated by the aluminum profile product 17 during the extrusion process. At this time, the hot air flow in the inside of the extrusion box 1 will be discharged outward through the plurality of heat dissipation holes 42. This step sets the air duct 4, the bearing fan 41 and the heat dissipation hole 42, which can quickly take away the heat on the surface of the aluminum profile product 17 through forced convection generated by the high-speed fan, so as to accelerate the cooling speed, shorten the production cycle and improve the production efficiency. At the same time, the rapid air cooling helps the aluminum profile product 17 to quickly reach the required temperature range after extrusion, so as to prevent the change of the internal organization of the material caused by the too high temperature, which affects the mechanical properties and surface quality of the product.

[0027] As shown in Figure 3 and Figure 4As shown, the middle part of the side wall of the air duct 4 is provided with a plurality of slots 5, and the plurality of slots 5 are symmetrically arranged on the side wall of the air duct 4. The middle part of the inner side wall of the slot 5 is rotatably connected with a movable ball block 51, and the side wall of the movable ball block 51 is fixedly connected with a guide plate 52. During operation, the worker rotates the plurality of guide plates 52, and the guide plates 52 drive the plurality of movable ball blocks 51 to rotate on the side wall of the air duct 4. The direction of the plurality of guide plates 52 is adjusted, so that the airflow blown by the bearing fan 41 is aligned with the surface of the aluminum profile product 17. Through the arrangement of the slot 5, the movable ball block 51 and the guide plate 52, the direction and intensity of the cooling air can be accurately adjusted according to the shape, size and temperature distribution after extrusion of the aluminum profile product 17, so that the cooling air can directly act on the high-temperature area of the aluminum profile product 17, thereby accelerating the heat transfer speed and improving the cooling efficiency.

[0028] As shown in Figure 2 and Figure 3 , the middle part of the side wall of the clamping seat 25 is fixedly connected with the telescopic limiting plate 6, and the telescopic limiting plate 6 is fixed between the extrusion box 1 and the clamping seat 25. Through the arrangement of the telescopic limiting plate 6 at the bottom of the clamping seat 25, the displacement range of the clamping seat 25 can be limited, so that the clamping seat 25 always moves on the same horizontal line.

[0029] As shown in Figure 2 and Figure 5 , the middle part of the side wall of the pressing plate 27 is fixedly connected with the anti-skid pad 7, and the anti-skid pad 7 is made of elastic material. Through the arrangement of the anti-skid pad 7, the friction between the pressing plate 27 and the aluminum profile product 17 can be increased, so that the pressing plate 27 can more effectively clamp the aluminum profile product 17, prevent it from sliding or falling off during the pulling process, and thus improve the firmness and stability of clamping.

[0030] The above embodiments only express the specific implementation of the present application, and the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the scope of protection of the present application.

Claims

1. An extrusion die for the production of aluminium profiles, comprising an extrusion box (1), characterised in that: The bottom of the extrusion box (1) is fixed with a first fixed seat (11), the top of the extrusion box (1) is fixed with a second fixed seat (12), the first fixed seat (11) and the second fixed seat (12) are installed with an outer mold (13), the inner side wall of the outer mold (13) is equipped with an inner mold (14), the middle of the side wall of the extrusion box (1) is fixed with a hydraulic cylinder (15), the output end of the hydraulic cylinder (15) and the outer mold (13) are placed with a round casting rod (16), the other end of the round casting rod (16) is fixed with an aluminum profile finished product (17), the aluminum profile finished product (17) is arranged in the inner mold (14), the middle of the side wall of the extrusion box (1) is provided with a pulling assembly, the middle of the side wall of the extrusion box (1) is provided with a supporting assembly, the supporting assembly is arranged outside the aluminum profile finished product (17), the middle of the side wall of the extrusion box (1) is provided with a cooling assembly.

2. The extrusion die for producing an aluminum profile according to claim 1, characterized in that: The pulling assembly comprises a groove (2), the groove (2) is arranged on the side wall of the extrusion box (1), the top side wall of the extrusion box (1) is rotatably connected with an adjusting valve (21), the output end of the adjusting valve (21) is fixedly connected with a threaded rod (22), the threaded rod (22) is rotatable in the adjusting valve (21), the middle of the side wall of the threaded rod (22) is slidably connected with a sliding ring (23), the middle of the side wall of the sliding ring (23) is fixedly connected with a telescopic rod (24), the other end of the telescopic rod (24) is equipped with a clamping seat (25), the middle of the inner side wall of the clamping seat (25) is fixedly connected with a plurality of springs (26), a plurality of the springs (26) are symmetrically arranged on the inner wall of the clamping seat (25), and the end of the spring (26) is fixedly connected with a pressing plate (27).

3. The extrusion die for producing an aluminum profile according to claim 1, wherein: The supporting assembly comprises a pair of first fixed plates (3), a pair of the first fixed plates (3) are symmetrically arranged on both sides of the extrusion box (1), the middle of the inner side wall of the first fixed plate (3) is rotatably connected with a telescopic supporting plate (31), the middle of the side wall of the telescopic supporting plate (31) is rotatably connected with a second fixed plate (32), the middle of the side wall of the second fixed plate (32) is fixedly connected with a limiting sleeve (33), and the limiting sleeve (33) and the aluminum profile finished product (17) are correspondingly arranged.

4. The extrusion die for producing an aluminum profile according to claim 1, wherein: The cooling assembly comprises a plurality of air ducts (4), a plurality of the air ducts (4) are symmetrically arranged on the side wall of the extrusion box (1), the middle of the inner side wall of the air duct (4) is equipped with a bearing fan (41), and a plurality of heat dissipation holes (42) are arranged on the middle of the side wall of the extrusion box (1).

5. The extrusion die for producing an aluminum material according to claim 4, wherein: The middle of the side wall of the air duct (4) is provided with a plurality of slot holes (5), a plurality of the slot holes (5) are symmetrically arranged on the side wall of the air duct (4), the middle of the inner side wall of the slot hole (5) is rotatably connected with a movable ball block (51), and the middle of the side wall of the movable ball block (51) is fixedly connected with an air guide plate (52).

6. The extrusion die for producing an aluminum shape according to claim 2, wherein: The middle of the side wall of the clamping seat (25) is fixedly connected with a telescopic limiting plate (6), and the telescopic limiting plate (6) is fixed between the extrusion box (1) and the clamping seat (25).

7. The extrusion die for producing an aluminum material according to claim 2, wherein: The middle of the side wall of the pressing plate (27) is fixedly connected with an anti-skid pad (7), and the anti-skid pad (7) is made of elastic material.

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