Online straightening equipment for aluminum alloy bars

Abstract

The present invention discloses an online straightening device for aluminum alloy rods, comprising a straightening platform, a cooling mechanism is arranged in the middle of the top of the straightening platform, a second straightening mechanism and a first straightening mechanism are symmetrically arranged on both sides of the cooling mechanism, wherein the first straightening mechanism is located on the outside of the second straightening mechanism, and a guiding mechanism is arranged on one side of the top of the straightening platform, and the guiding mechanism is located at the outermost side; the formed aluminum alloy rod is straightened by the above-mentioned mechanisms arranged in sequence, and the next process is carried out after straightening, and the aluminum alloy rod can be cooled during the straightening process by the above-mentioned cooling mechanism, thereby further shortening the production time of the aluminum alloy rod and improving the production efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of aluminum alloy rod processing, in particular to online straightening equipment for aluminum alloy rods. Background Art

[0002] Traditional aluminum extruded bars are straightened offline at short lengths through offline quenching. This process is lengthy and the straightening consistency of a single bar varies. Manual operation involves placing each bar into the straightening machine for straightening, which results in low production efficiency and many safety risks.

[0003] A Chinese patent (CN218424905U) discloses a mechanism for online straightening of aluminum alloy bars, comprising a base, on which a first straightening component and a second straightening component are arranged: the first straightening component comprises a first straightening frame, a first I-beam frame is arranged within the first straightening frame, a first rotating shaft and a second rotating shaft are arranged between the two first I-beam frames, a first straightening wheel is arranged on the first rotating shaft, a second roller is arranged on the second rotating shaft, a first base is arranged on the top of the first straightening frame, and a first hydraulic cylinder is arranged on the first base; the second straightening component comprises a second straightening frame, a second I-beam frame is arranged within the second straightening frame, a third rotating shaft and a fourth rotating shaft are arranged between the two second I-beam frames, a third straightening wheel is arranged on the third rotating shaft, a fourth straightening wheel is arranged on the fourth rotating shaft, a second base is arranged on the left side of the second straightening frame, and a second hydraulic cylinder is arranged on the second base. The product is straightened and shaped while cooling, thereby improving overall production efficiency, shortening process cycles, reducing straightening sawing waste, and achieving a high overall product yield.

[0004] However, the above-mentioned straightening mechanism still has some problems. It only uses four sets of straightening components for straightening and cannot adapt to straightening aluminum alloy bars of different diameters. At the same time, the above-mentioned patent only provides four sets of straightening mechanisms for correction and does not contribute to the optimization of the production process. Summary of the Invention

[0005] In order to overcome the above-mentioned technical problems, the purpose of the present invention is to provide an online straightening device for aluminum alloy rods. By setting a first straightening mechanism and a second straightening mechanism, an adaptive straightening process is performed on aluminum alloy rods of different diameters. At the same time, a cooling mechanism is set to cool the aluminum alloy rods during the straightening process, further shortening the production time of the aluminum alloy rods and improving production efficiency.

[0006] The purpose of the present invention can be achieved through the following technical solutions:

[0007] An online straightening device for aluminum alloy bars includes a straightening platform, a cooling mechanism is provided in the middle of the top of the straightening platform, a second straightening mechanism and a first straightening mechanism are symmetrically provided on both sides of the cooling mechanism, wherein the first straightening mechanism is located outside the second straightening mechanism, and a guide mechanism is provided on one side of the top of the straightening platform, and the guide mechanism is located at the outermost side;

[0008] The second straightening mechanism includes a fixed bracket arranged on the top of the straightening platform, with adjustment disks symmetrically arranged inside the fixed bracket, a central pillar and an edge pillar connected between the two adjustment disks, and multiple groups of mounting plates arranged between the two adjustment disks. A second straightening component is rotatably installed between each group of mounting plates, and the multiple groups of second straightening components are symmetrically distributed around the center of the adjustment disk.

[0009] As a further solution of the present invention: the guiding mechanism includes a support plate arranged on the top of the straightening platform, the top of the support plate is fixedly connected to a guide frame, two sets of guide wheels are installed inside the guide frame, and adjusting bolts are symmetrically arranged at the upper and lower ends of the guide frame for adjusting the position of the guide wheels.

[0010] As a further solution of the present invention: the first straightening mechanism includes a first straightening table arranged on the top of the straightening platform, a straightening cylinder is installed on the top of the first straightening table, the output end of the straightening cylinder passes through the top plate of the first straightening table and is connected to the upper straightening seat, the upper straightening wheel is rotatably installed inside the upper straightening seat, an electric telescopic rod is installed at the bottom of the first straightening table, the top end of the electric telescopic rod passes through the bottom plate of the first straightening table and is connected to the lower straightening seat, and the lower straightening wheel is rotatably installed inside the lower straightening seat.

[0011] As a further solution of the present invention: both ends of the central pillar pass through the outer side of the adjustment disk, a straightening motor 1 is fixedly installed on one side of the fixed bracket, and the output end of the straightening motor 1 is connected to the central pillar.

[0012] As a further solution of the present invention: the second straightening assembly includes a second straightening mounting frame arranged between the mounting plates, a rotating motor is fixedly connected to the outer side of one side mounting plate, the output end of the rotating motor passes through the mounting plate and is connected to the second straightening mounting frame, the second straightening mounting frame is internally rotatably connected with the first straightening roller and the second straightening roller, the rotating shafts at one end of the first straightening roller and the second straightening roller pass through the second straightening mounting frame and are connected to connecting gears, the two connecting gears are engaged with each other, and a straightening motor 2 is installed at one end of the bottom of the second straightening mounting frame, and the output end of the straightening motor 2 is connected to the second straightening roller.

[0013] As a further solution of the present invention: multiple groups of straightening guide cylinders are symmetrically arranged on the two adjustment disks, and the multiple groups of straightening guide cylinders are successively increased around the center of the adjustment disk, and the gap between the first straightening roller and the second straightening roller in the second straightening assembly matched therewith is successively increased.

[0014] As a further solution of the present invention: the two straightening guide cylinders are coaxially arranged and coaxial with the straightening centers of the first straightening roller and the second straightening roller.

[0015] As a further solution of the present invention: the cooling mechanism includes two symmetrically arranged rotating support frames, the two rotating support frames are connected with cooling cylinders for mutual rotation, guide seats are symmetrically installed on both sides of the cooling cylinders, a transmission wheel is provided on one side of the cooling cylinder, a transmission motor is installed at the center bottom of the straightening platform, the output end of the transmission motor is connected to the driving wheel, and the driving wheel and the transmission wheel are connected by a transmission belt.

[0016] As a further solution of the present invention: air outlet groups are symmetrically arranged on both sides of the cooling cylinder axis, each air outlet group includes multiple air outlets, a cooling air box is arranged on the cooling cylinder axis, and multiple groups of cooling fans are installed in the cooling air box.

[0017] Beneficial effects of the present invention:

[0018] 1. The present invention uses a guiding mechanism, a first straightening mechanism and a second straightening mechanism arranged in sequence to fully adapt and straighten the formed aluminum alloy rod, and then proceeds to the next process. At the same time, the cooling mechanism arranged above can cool the aluminum alloy rod during the straightening process, further shortening the production time of the aluminum alloy rod and improving production efficiency.

[0019] 2. The present invention facilitates guiding aluminum alloy rods of varying sizes by adjusting the straightening gap through the interaction of a guide mechanism, a first straightening mechanism, and a second straightening mechanism. The guide mechanism rotates an adjustment bolt to change the vertical position of two sets of guide wheels, thereby varying the guide gap. The first straightening mechanism uses a straightening cylinder and an electric telescopic rod to move the upper and lower straightening wheels, varying the straightening gap. The second straightening mechanism uses a straightening motor to rotate an adjustment disk, which in turn rotates the second straightening assembly. The appropriate second straightening assembly is then selected, and the gaps between the different-sized straightening guide cylinders and the corresponding first and second straightening rollers are adjusted to achieve straightening of aluminum alloy rods of varying sizes.

[0020] 3. The present invention blows air into the cooling cylinder through a cooling bellows, thereby cooling the aluminum alloy rod passing through the cooling cylinder. At the same time, the transmission motor drives the cooling cylinder to rotate, performing multi-angle air cooling on the aluminum alloy rod, thereby improving the cooling uniformity and the cooling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below with reference to the accompanying drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0023] Figure 2 It is a schematic diagram of the guiding mechanism structure of the present invention;

[0024] Figure 3 This is a schematic structural diagram of the first straightening mechanism in the present invention;

[0025] Figure 4 It is a structural schematic diagram of the second straightening mechanism in the present invention;

[0026] Figure 5 It is a schematic structural diagram of the second straightening assembly in the present invention;

[0027] Figure 6 It is a schematic diagram of the structure of the adjustment disk in the present invention;

[0028] Figure 7 It is a schematic diagram of the cooling mechanism structure of the present invention.

[0029] In the figure: 1. straightening platform; 2. guiding mechanism; 21. support plate; 22. guide wheel; 23. guide frame; 24. adjusting bolt; 3. first straightening mechanism; 31. first straightening platform; 32. straightening cylinder; 33. upper straightening seat; 34. upper straightening wheel; 35. lower straightening seat; 36. lower straightening wheel; 4. second straightening mechanism; 41. fixed bracket; 42. straightening motor 1; 43. adjusting disk; 431. center pillar; 432. edge pillar; 433. straightening guide cylinder; 44. second straightening assembly; 441. second straightening mounting frame; 442. first straightening roller; 443. second straightening roller; 444. straightening motor 2; 445. rotating motor; 5. cooling mechanism; 51. rotating support frame; 52. guide seat; 53. transmission wheel; 54. cooling cylinder; 55. cooling bellows; 56. transmission belt. DETAILED DESCRIPTION

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts shall fall within the scope of protection of the present invention.

[0031] like Figure 1-Figure 7 As shown, it is an online straightening device for aluminum alloy rods, which includes a straightening platform 1. The straightening platform 1 is arranged on the corresponding aluminum alloy rod production line section. A cooling mechanism 5 is arranged in the middle of the top of the straightening platform 1, and a second straightening mechanism 4 and a first straightening mechanism 3 are symmetrically arranged on both sides of the cooling mechanism 5, and the first straightening mechanism 3 is located on the outside of the second straightening mechanism 4. A guiding mechanism 2 is arranged on the leftmost side of the top of the straightening platform 1. The formed aluminum alloy rod is straightened by the above-mentioned mechanisms arranged in sequence, and the next process is carried out after straightening. The cooling mechanism 5 arranged above can cool the aluminum alloy rod during the straightening process, further shortening the production time of the aluminum alloy rod and improving production efficiency.

[0032] like Figure 2As shown, the above-mentioned guiding mechanism 2 includes a support plate 21 arranged on the top of the straightening platform 1, and a guide frame 23 is fixedly connected to the top of the support plate 21, and two groups of guide wheels 22 that can move up and down are installed inside the guide frame 23, wherein sliding grooves are symmetrically opened on both sides of the guide frame 23, and two groups of guide wheels 22 are slidingly arranged in the sliding grooves, and a moving frame is installed on each group of guide wheels 22, wherein adjusting bolts 24 are symmetrically arranged at the upper and lower ends of the guide frame 23, and the bottom ends of the two adjusting bolts 24 are rotatably arranged at the top of the corresponding moving frame. By rotating the adjusting bolts 24, the upper and lower positions of the two groups of guide wheels 22 are changed, and then the guide gap is changed, which is convenient for guiding aluminum alloy rods of different sizes.

[0033] Further Figure 3 As shown, the above-mentioned first straightening mechanism 3 includes a first straightening table 31 arranged on the top of the straightening platform 1, a straightening cylinder 32 is installed on the top of the first straightening table 31, and the output end of the straightening cylinder 32 passes through the top plate of the first straightening table 31 and is connected to the upper straightening seat 33, an upper straightening wheel 34 is rotatably installed inside the upper straightening seat 33, and a rotating motor 1 is fixedly connected to the back of the upper straightening seat 33, the output end of the rotating motor 1 is connected to the upper straightening wheel 34, and the rotation of the rotating motor 1 drives the upper straightening wheel 34 to rotate, and an electric telescopic rod is installed at the bottom of the first straightening table 31, and the top of the electric telescopic rod passes through The bottom plate of the first straightening platform 31 is connected to the lower straightening seat 35, and the lower straightening wheel 36 is rotatably installed inside the lower straightening seat 35. At the same time, the back of the lower straightening seat 35 is fixedly connected to the rotating motor 2, and the output end of the rotating motor 2 is connected to the lower straightening wheel 36. The lower straightening wheel 36 is driven to rotate by the rotating motor 2. Furthermore, the upper straightening wheel 34 and the lower straightening wheel 36 rotate in opposite directions, and the lower straightening wheel 36 rotates clockwise. In addition, the first straightening mechanism 3 can drive the upper straightening wheel 34 and the lower straightening wheel 36 to move through the straightening cylinder 32 and the electric telescopic rod, change the straightening gap, and adapt to aluminum alloy rods of different sizes.

[0034] Further Figure 4-Figure 6As shown, the second straightening mechanism 4 includes a fixed bracket 41 arranged on the top of the straightening platform 1, and adjustment disks 43 are symmetrically arranged inside the fixed bracket 41. A central pillar 431 and an edge pillar 432 are connected between the two adjustment disks 43, and the two adjustment disks 43 are connected into a whole through a central pillar 431 and multiple edge pillars 432, and both ends of the central pillar 431 pass through the outer side of the adjustment disk 43, and the two adjustment disks 43 are rotatably mounted on the fixed bracket 41, and a straightening motor 42 is fixedly installed on one side of the fixed bracket 41. The straightening motor 42 is fixedly mounted on one side of the fixed bracket 41. The output end of 2 is connected to the central pillar 431, and the central pillar 431 is driven to rotate by the straightening motor 1 42, and the central pillar 431 drives the two adjustment disks 43 to rotate. Furthermore, multiple groups of mounting plates are provided between the two adjustment disks 43, and a second straightening assembly 44 is rotatably mounted between each group of mounting plates. The multiple groups of second straightening assemblies 44 are symmetrically distributed around the center of the circle of the adjustment disk 43; the straightening motor 1 42 drives the adjustment disk 43 to rotate, and the adjustment disk 43 drives the second straightening assembly 44 to rotate, and then the appropriate second straightening assembly 44 is selected to straighten aluminum alloy rods of different sizes;

[0035] Further Figure 5 As shown, the second straightening assembly 44 includes a second straightening mounting frame 441, which is mounted on a mounting plate arranged between the two adjusting disks 43, and a rotating motor 445 is fixedly connected to the outer side of the mounting plate at the lower end, and the output end of the rotating motor 445 passes through the mounting plate and is connected to the second straightening mounting frame 441, and the second straightening mounting frame 441 is driven to rotate by the rotating motor 445. Furthermore, the second straightening mounting frame 441 is internally rotatably connected with the first straightening roller 442 and the second straightening roller 443, which are vertically distributed, and the rotating shafts at one end of the first straightening roller 442 and the second straightening roller 443 pass through the second straightening mounting frame 441 and are connected to a connecting gear, and the two connecting gears are meshed with each other, and a second straightening motor 444 is installed at one end of the bottom of the second straightening mounting frame 441, and the output end of the second straightening motor 444 It is connected to the second straightening roller 443, and the second straightening roller 443 is driven to rotate by the second straightening motor 444. The second straightening roller 443 drives the first straightening roller 442 to rotate, and further straightens the aluminum alloy rod. More importantly, a straightening guide cylinder 433 is provided on the two adjustment disks 43 at the center position of each group of second straightening components 44. The two straightening guide cylinders 433 are arranged on the same axis and are coaxial with the straightening centers of the first straightening roller 442 and the second straightening roller 443. The above-mentioned multiple groups of straightening guide cylinders 433 increase in size clockwise, and the gap between the first straightening roller 442 and the second straightening roller 443 in the second straightening component 44 matched therewith increases in size. Aluminum alloy rods of different sizes are straightened by the gaps between straightening guide cylinders 433 of different sizes and the corresponding first straightening rollers 442 and the second straightening roller 443.

[0036] Further Figure 7 As shown, the cooling mechanism 5 includes two symmetrically arranged rotating support frames 51, and the two rotating support frames 51 are connected to the cooling cylinder 54 in a coordinated rotation manner. The cooling cylinder 54 rotates on the two rotating support frames 51, and guide seats 52 are symmetrically installed on both sides of the cooling cylinder 54. The cooling mechanism 5 replaces the guide seats 52 with different inner diameters according to the different sizes of the aluminum alloy bars. A transmission wheel 53 is also provided on the left side of the cooling cylinder 54, and the transmission wheel 53 is located at the inner end of the guide seat 52. A transmission motor is further installed at the center bottom of the straightening platform 1, and the output end of the transmission motor is connected to an active The driving wheel 53 is connected to the transmission wheel by a transmission belt 56, wherein the cooling cylinder 54 is further provided with air outlet groups symmetrically on both sides of the front and rear sides of the axis, each air outlet group includes multiple air outlets, and a cooling air box 55 is also provided on the axis of the cooling cylinder 54. Multiple groups of cooling fans are installed in the cooling air box 55, and air is blown into the cooling cylinder 54 through the cooling air box 55 to cool the aluminum alloy rod passing through the cooling cylinder 54. At the same time, the transmission motor drives the cooling cylinder 54 to rotate, and the aluminum alloy rod is cooled at multiple angles, thereby improving the uniformity of cooling and the cooling effect.

[0037] The working principle of the present invention is as follows: during the online straightening process, the guiding mechanism 2, the first straightening mechanism 3, the second straightening mechanism 4 and the cooling mechanism 5 are first adjusted, and then the formed aluminum alloy bar is introduced for straightening;

[0038] Adjustment of the guiding mechanism 2: According to the size of the formed aluminum alloy bar, adjust the adjusting bolts 24 at the upper and lower ends to change the distance between the two guiding wheels 22 to adapt it to the diameter of the aluminum alloy bar; Adjustment of the first straightening mechanism 3: Start the straightening cylinder 32 and the electric telescopic rod, adjust the distance between the upper straightening wheel 34 and the lower straightening wheel 36 according to the size of the formed aluminum alloy bar, and then start the rotating motor 1 and the rotating motor 2 to drive the upper straightening wheel 34 and the lower straightening wheel 36 to rotate for straightening; Adjustment of the second straightening mechanism 4: Start the straightening motor 1 42 to drive the adjusting The entire disk 43 rotates, and the appropriate straightening guide cylinder 433 is selected, and then the appropriate second straightening component 44 is obtained to straighten the aluminum alloy bar. Then, the rotating motor 445 is started to drive the second straightening mounting frame 441 to rotate ninety degrees, perpendicular to the aluminum alloy bar. Then, the straightening motor 2 444 is started to drive the first straightening roller 442 and the second straightening roller 443 to rotate, and then the aluminum alloy bar is adaptively straightened; the cooling mechanism 5 is adjusted: replace the appropriate guide seat 52, start the cooling fan and the transmission motor, and drive the cooling cylinder 54 to rotate and blow cold air.

[0039] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation, and therefore, cannot be understood as limiting the present invention. In addition, "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0040] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0041] The above is a detailed description of an embodiment of the present invention. However, the content described is only a preferred embodiment of the present invention and should not be considered to limit the scope of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. An online straightening device for aluminum alloy bars, comprising a straightening platform (1), characterized in that: A cooling mechanism (5) is provided in the middle of the top of the straightening platform (1), and a second straightening mechanism (4) and a first straightening mechanism (3) are symmetrically provided on both sides of the cooling mechanism (5), wherein the first straightening mechanism (3) is located outside the second straightening mechanism (4), and a guide mechanism (2) is provided on one side of the top of the straightening platform (1), and the guide mechanism (2) is located at the outermost side; The second straightening mechanism (4) includes a fixed bracket (41) arranged on the top of the straightening platform (1), an adjustment disk (43) is symmetrically arranged inside the fixed bracket (41), a central pillar (431) and an edge pillar (432) are connected between the two adjustment disks (43), a plurality of mounting plates are arranged between the two adjustment disks (43), a second straightening assembly (44) is rotatably mounted between each mounting plate, and the plurality of second straightening assemblies (44) are symmetrically distributed around the center of the adjustment disk (43); The second straightening assembly (44) includes a second straightening mounting frame (441) arranged between the mounting plates, a rotating motor (445) is fixedly connected to the outer side of one side mounting plate, the output end of the rotating motor (445) passes through the mounting plate and is connected to the second straightening mounting frame (441), the second straightening mounting frame (441) is internally rotatably connected to the first straightening roller (442) and the second straightening roller (443), the rotating shafts at one end of the first straightening roller (442) and the second straightening roller (443) pass through the second straightening mounting frame (441) and are connected to connecting gears, the two connecting gears are meshed with each other, a second straightening motor (444) is installed at one end of the bottom of the second straightening mounting frame (441), and the output end of the second straightening motor (444) is connected to the second straightening roller (443); A plurality of straightening guide cylinders (433) are symmetrically arranged on the two adjustment disks (43), and the plurality of straightening guide cylinders (433) are successively larger around the center of the adjustment disk (43), and the gap between the first straightening roller (442) and the second straightening roller (443) in the second straightening assembly (44) matched therewith is successively larger; The two straightening guide cylinders (433) are coaxially arranged and coaxial with the straightening centers of the first straightening roller (442) and the second straightening roller (443).

2. The online straightening equipment for aluminum alloy bars according to claim 1, characterized in that: The guide mechanism (2) comprises a support plate (21) arranged on the top of the straightening platform (1), a guide frame (23) is fixedly connected to the top of the support plate (21), two sets of guide wheels (22) are installed inside the guide frame (23), and adjustment bolts (24) are symmetrically arranged at the upper and lower ends of the guide frame (23) for adjusting the position of the guide wheels (22).

3. The online straightening equipment for aluminum alloy bars according to claim 1, characterized in that: The first straightening mechanism (3) comprises a first straightening platform (31) arranged on the top of the straightening platform (1), a straightening cylinder (32) is installed on the top of the first straightening platform (31), an output end of the straightening cylinder (32) passes through the top plate of the first straightening platform (31) and is connected to an upper straightening seat (33), an upper straightening wheel (34) is rotatably installed inside the upper straightening seat (33), an electric telescopic rod is installed at the bottom of the first straightening platform (31), the top end of the electric telescopic rod passes through the bottom plate of the first straightening platform (31) and is connected to a lower straightening seat (35), and a lower straightening wheel (36) is rotatably installed inside the lower straightening seat (35).

4. The online straightening equipment for aluminum alloy bars according to claim 1, characterized in that: Both ends of the central pillar (431) pass through the outer side surface of the adjustment plate (43), and a straightening motor (42) is fixedly installed on one side of the fixed bracket (41), and the output end of the straightening motor (42) is connected to the central pillar (431).

5. The online straightening equipment for aluminum alloy bars according to claim 1, characterized in that: The cooling mechanism (5) includes two symmetrically arranged rotating support frames (51), the two rotating support frames (51) are rotatably connected to cooling cylinders (54), guide seats (52) are symmetrically installed on both sides of the cooling cylinder (54), a transmission wheel (53) is provided on one side of the cooling cylinder (54), a transmission motor is installed at the center bottom of the straightening platform (1), the output end of the transmission motor is connected to a driving wheel, and the driving wheel and the transmission wheel (53) are connected by a transmission belt (56).

6. The online straightening equipment for aluminum alloy bars according to claim 5, characterized in that: Air outlet groups are symmetrically arranged on both sides of the axial surface of the cooling cylinder (54), and each air outlet group includes multiple air outlets. A cooling air box (55) is arranged on the axial surface of the cooling cylinder (54), and multiple groups of cooling fans are installed in the cooling air box (55).

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