Double-arc aluminum profile extrusion structure

Abstract

The utility model provides a double-arc aluminum profile extrusion structure, and relates to the technical field of aluminum profile machining equipment. The double-arc aluminum profile extrusion structure comprises a bottom plate, a lower die is arranged at the top of the bottom plate, limiting plates are arranged on the two sides of the lower die, a limiting assembly used for movement of the two limiting plates is arranged at the top of the lower die, a plurality of clamping plates are arranged on one side of one limiting plate, and the clamping plates are arranged on the other side of the other limiting plate. Two clamping assemblies used for lifting the clamping plate are arranged on one side of the limiting plate. According to the double-arc aluminum profile extrusion structure, a first motor drives a first lead screw to rotate, the first lead screw is connected with two first connecting blocks through a ball nut pair, the first lead screw rotates to drive the two first connecting blocks to translate, the first connecting blocks translate to drive a limiting plate to translate, and the limiting plate translates to limit an aluminum profile; the problem that the extrusion effect is affected due to the fact that aluminum profiles of different sizes are inconvenient to limit is solved, and the extrusion effect of the instrument is improved.

Description

Technical Field

[0001] The utility model relates to an extrusion structure, in particular to a double-arc aluminum profile extrusion structure, belonging to the technical field of aluminum profile processing equipment. Background Art

[0002] Aluminum alloy profiles are the most widely used type of nonferrous metal structural materials in industry. Aluminum alloy profiles have been widely used in aviation, aerospace, automobile, machinery manufacturing, shipbuilding, construction, decoration and chemical industries. With the rapid development of science and technology and industrial economy in recent years, the demand for aluminum alloy welded structural parts has increased, which has led to in-depth research on the weldability of aluminum alloys. The lower cover of the traction beam is an important component of the rail vehicle shell (specifically subway rail vehicles). The profile section is an irregular shape, which is mainly composed of aluminum profiles after bending, machining and welding.

[0003] The utility model with the published application number: CN202223127905.4 discloses a hyperbolic forming tool for aluminum profiles, which relates to the technical field of aluminum profile processing equipment, specifically a hyperbolic forming tool for aluminum profiles, including an upper mold component and a lower mold component, the lower mold component respectively includes a lower mold base plate, a lower mold control box and a first lower mold vertical plate, the lower mold base plate is slidably connected to the first lower mold vertical plate, a first ball screw is arranged in the first lower mold vertical plate, and a first motor is arranged in the lower mold control box.

[0004] The above solution has many benefits, but it also has the following problems:

[0005] (1) It is inconvenient to limit the position of aluminum profiles of different sizes, thus affecting the extrusion effect;

[0006] (2) The displacement caused by extrusion affects the extrusion effect. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] The purpose of the utility model is to provide a double-arc aluminum profile extrusion structure in order to solve the above-mentioned problems, so as to solve the problems in the prior art that it is inconvenient to limit aluminum profiles of different sizes, thereby affecting the extrusion effect, and the displacement caused by extrusion, thereby affecting the extrusion effect.

[0009] (II) Technical solution

[0010] The utility model is realized through the following technical scheme: a double arc aluminum profile extrusion structure, including a bottom plate, a lower mold is arranged on the top of the bottom plate, limit plates are arranged on both sides of the lower mold, and a limit assembly for moving the two limit plates is arranged on the top of the lower mold, one side of the limit plate is provided with a plurality of clamping plates, and one side of the limit plate is provided with two clamping assemblies for lifting and lowering the clamping plates.

[0011] Preferably, the base plate is fixedly connected to the lower mold, a fixed frame is fixedly connected to the top of the base plate, a hydraulic rod is fixedly connected to one side of the fixed frame, an upper mold is fixedly connected to the bottom of the hydraulic rod, and the aluminum profile is extruded through the upper mold and the lower mold.

[0012] Preferably, the two limiting plates are both slidably connected to the bottom plate, a first fixing block is fixedly connected to the top of the bottom plate, and a second fixing block is fixedly connected to the top of the bottom plate, and the aluminum profile is limited by translation of the two limiting plates.

[0013] Preferably, the limiting assembly includes a first screw rod, which is rotatably connected to one side of the first fixed block, and the two limiting plates are fixedly connected to the first connecting blocks on both sides. The first screw rod passes through the two first connecting blocks and is connected to the two first connecting blocks through a ball nut pair, and the two first connecting blocks are driven to translate by the rotation of the first screw rod.

[0014] Preferably, the limiting assembly also includes a sliding rod, which is fixedly connected to one side of the second fixed block, and the sliding rod passes through the other two first connecting blocks and is slidably connected to the two first connecting blocks. A first motor is fixedly connected to one side of the first fixed block, and the output shaft of the first motor is fixedly connected to the first screw rod, and the other two first connecting blocks are limited by the sliding rod.

[0015] Preferably, the clamping assembly includes two second connecting blocks, both of which are slidably connected to the limiting plate, and two limiting grooves for lifting and lowering the second connecting blocks are opened inside the limiting plate. The two second connecting blocks are fixedly connected to the two clamping plates respectively, and the clamping plates are lifted and lowered by lifting the second connecting blocks.

[0016] Preferably, the clamping assembly also includes a second screw rod, which is rotatably connected to one side of the limit plate, and the second screw rod passes through two second connecting blocks and is connected to the two second connecting blocks through a ball nut pair. A second motor is fixedly connected to the top of the limit plate, and the output shaft of the second motor is fixedly connected to the second screw rod, and the second connecting block is driven to rise and fall by the rotation of the second screw rod.

[0017] The utility model provides a double arc aluminum profile extrusion structure, which has the following beneficial effects:

[0018] 1. The double-arc aluminum profile extrusion structure drives the first screw to rotate through the first motor. The first screw is connected to the two first connecting blocks through a ball nut pair. The rotation of the first screw drives the two first connecting blocks to translate. The translation of the first connecting block drives the translation of the limit plate. The translation of the limit plate limits the aluminum profile, which solves the problem of inconvenience in limiting the position of aluminum profiles of different sizes and thus affecting the extrusion effect, and improves the extrusion effect of the device.

[0019] 2. The double-arc aluminum profile extrusion structure drives the second screw to rotate through the second motor. The second screw is connected to the two second connecting blocks through a ball nut pair. The rotation of the second screw drives the second connecting blocks to rise and fall. The lifting of the second connecting blocks clamps the aluminum profile, which solves the problem that the aluminum profile is offset due to extrusion and thus affects the extrusion effect, thereby improving the extrusion effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the lower mold structure of the utility model;

[0022] Figure 3 It is a schematic diagram of the limit assembly of the utility model;

[0023] Figure 4 It is a schematic diagram of the clamping assembly of the utility model.

[0024]

Main component symbol description

[0025] 1. Bottom plate; 2. Lower mold; 3. Fixed frame; 4. Hydraulic rod; 5. Upper mold; 6. First fixed block; 7. First screw rod; 8. First connecting block; 9. Limit plate; 10. First motor; 11. Second fixed block; 12. Sliding rod; 13. Clamping plate; 14. Second connecting block; 15. Limit groove; 16. Second screw rod; 17. Second motor. DETAILED DESCRIPTION

[0026] The embodiment of the utility model provides a double-arc aluminum profile extrusion structure.

[0027] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a bottom plate 1, a lower mold 2 is provided on the top of the bottom plate 1, limit plates 9 are provided on both sides of the lower mold 2, a limit assembly for moving the two limit plates 9 is provided on the top of the lower mold 2, a plurality of clamping plates 13 are provided on one side of one limit plate 9, and two clamping assemblies for lifting and lowering the clamping plates 13 are provided on one side of the limit plate 9.

[0028] The bottom plate 1 is fixedly connected to the lower mold 2, the top of the bottom plate 1 is fixedly connected to a fixed frame 3, one side of the fixed frame 3 is fixedly connected to a hydraulic rod 4, the bottom of the hydraulic rod 4 is fixedly connected to an upper mold 5, and the aluminum profile is extruded through the upper mold 5 and the lower mold 2. The two limit plates 9 are slidably connected to the bottom plate 1, the top of the bottom plate 1 is fixedly connected to a first fixed block 6, and the top of the bottom plate 1 is fixedly connected to a second fixed block 11. The aluminum profile is limited by translation of the two limit plates 9, and the limit assembly includes a first screw rod 7, which is rotatably connected to one side of the first fixed block 6, and both sides of the two limit plates 9 are fixedly connected There is a first connecting block 8, a first screw rod 7 passes through two of the first connecting blocks 8 and is connected to the two first connecting blocks 8 through a ball nut pair, and the two first connecting blocks 8 are driven to translate by the rotation of the first screw rod 7. The limiting assembly also includes a sliding rod 12, which is fixedly connected to one side of the second fixed block 11. The sliding rod 12 passes through the other two first connecting blocks 8 and is slidably connected to the two first connecting blocks 8. A first motor 10 is fixedly connected to one side of the first fixed block 6, and the output shaft of the first motor 10 is fixedly connected to the first screw rod 7, and the other two first connecting blocks 8 are limited by the sliding rod 12.

[0029] Specifically, start the first motor 10, the first motor 10 drives the first screw rod 7 to rotate, the first screw rod 7 is connected to the two first connecting blocks 8 by a ball nut pair, the rotation of the first screw rod 7 drives the two first connecting blocks 8 to translate, the translation of the first connecting block 8 drives the limiting plate 9 to translate, the first motor 10 drives the first screw rod 7 to rotate, the first screw rod 7 is connected to the two first connecting blocks 8 by a ball nut pair, the rotation of the first screw rod 7 drives the two first connecting blocks 8 to translate, the translation of the first connecting block 8 drives the limiting plate 9 to translate, the limiting plate 9 translates to limit the aluminum profile, which solves the problem of inconvenience in limiting aluminum profiles of different sizes and thus affecting the extrusion effect, and improves the extrusion effect of the device.

[0030] Please refer again Figure 1 and Figure 4 The clamping assembly includes two second connecting blocks 14, which are both slidably connected to the limit plate 9. Two limiting grooves 15 for lifting the second connecting blocks 14 are opened inside the limit plate 9. The two second connecting blocks 14 are fixedly connected to the two clamping plates 13 respectively, and the clamping plates 13 are lifted and lowered by lifting the second connecting blocks 14. The clamping assembly also includes a second screw rod 16, which is rotatably connected to one side of the limit plate 9. The second screw rod 16 passes through the two second connecting blocks 14 and is connected to the two second connecting blocks 14 through a ball nut pair. A second motor 17 is fixedly connected to the top of the limit plate 9, and the output shaft of the second motor 17 is fixedly connected to the second screw rod 16, and the second connecting block 14 is lifted and lowered by the rotation of the second screw rod 16.

[0031] Specifically, the second motor 17 is started, and the second motor 17 drives the second screw rod 16 to rotate. The second screw rod 16 is connected to the two second connecting blocks 14 through a ball nut pair. The rotation of the second screw rod 16 drives the second connecting block 14 to rise and fall. The lifting of the second connecting block 14 clamps the aluminum profile. The second motor 17 drives the second screw rod 16 to rotate. The second screw rod 16 is connected to the two second connecting blocks 14 through a ball nut pair. The rotation of the second screw rod 16 drives the second connecting block 14 to rise and fall. The lifting of the second connecting block 14 clamps the aluminum profile, which solves the problem that the aluminum profile is offset due to extrusion and thus affects the extrusion effect, thereby improving the extrusion effect of the device.

[0032] Working principle: start the first motor 10, the first motor 10 drives the first screw rod 7 to rotate, the first screw rod 7 is connected to the two first connecting blocks 8 through a ball nut pair, the rotation of the first screw rod 7 drives the two first connecting blocks 8 to translate, and the translation of the first connecting block 8 drives the limit plate 9 to translate.

[0033] The second motor 17 is started, and the second motor 17 drives the second screw rod 16 to rotate. The second screw rod 16 is connected to the two second connecting blocks 14 through a ball nut pair. The rotation of the second screw rod 16 drives the second connecting blocks 14 to rise and fall. The second connecting blocks 14 are lifted and lowered to clamp the aluminum profile.

[0034] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A double arc aluminum profile extrusion structure, comprising a bottom plate (1), characterized in that: A lower mold (2) is provided on the top of the base plate (1), and limit plates (9) are provided on both sides of the lower mold (2). A limit assembly for moving the two limit plates (9) is provided on the top of the lower mold (2), and a plurality of clamping plates (13) are provided on one side of one of the limit plates (9), and two clamping assemblies for lifting and lowering the clamping plates (13) are provided on one side of the limit plate (9).

2. The double arc aluminum profile extrusion structure according to claim 1, characterized in that: The bottom plate (1) is fixedly connected to the lower mold (2); the top of the bottom plate (1) is fixedly connected to a fixed frame (3); one side of the fixed frame (3) is fixedly connected to a hydraulic rod (4); and the bottom of the hydraulic rod (4) is fixedly connected to an upper mold (5).

3. The double arc aluminum profile extrusion structure according to claim 1, characterized in that: The two limit plates (9) are both slidably connected to the bottom plate (1); a first fixed block (6) is fixedly connected to the top of the bottom plate (1); and a second fixed block (11) is fixedly connected to the top of the bottom plate (1).

4. The double arc aluminum profile extrusion structure according to claim 3, characterized in that: The limiting assembly comprises a first screw rod (7), the first screw rod (7) is rotatably connected to one side of a first fixed block (6), both sides of the two limiting plates (9) are fixedly connected to first connecting blocks (8), the first screw rod (7) passes through the two first connecting blocks (8) and is connected to the two first connecting blocks (8) via a ball nut pair.

5. The double arc aluminum profile extrusion structure according to claim 4, characterized in that: The limiting assembly also includes a sliding rod (12), the sliding rod (12) is fixedly connected to one side of the second fixed block (11), the sliding rod (12) passes through the other two first connecting blocks (8) and is slidably connected to the two first connecting blocks (8), and the first fixed block (6) is fixedly connected to one side of the first motor (10), and the output shaft of the first motor (10) is fixedly connected to the first screw rod (7).

6. The double arc aluminum profile extrusion structure according to claim 1, characterized in that: The clamping assembly comprises two second connecting blocks (14), the two second connecting blocks (14) are both slidably connected to the limiting plate (9), the limiting plate (9) has two limiting grooves (15) inside for lifting and lowering the second connecting blocks (14), and the two second connecting blocks (14) are respectively fixedly connected to the two clamping plates (13).

7. The double arc aluminum profile extrusion structure according to claim 6, characterized in that: The clamping assembly also includes a second screw rod (16), which is rotatably connected to one side of the limiting plate (9), and the second screw rod (16) passes through the two second connecting blocks (14) and is connected to the two second connecting blocks (14) through a ball nut pair. A second motor (17) is fixedly connected to the top of the limiting plate (9), and an output shaft of the second motor (17) is fixedly connected to the second screw rod (16).

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