Cold rolling device for aluminum plate strip production
By setting up a defined structure, cleaning structure and heat dissipation structure in the cold rolling device for aluminum plate and strip production, the deflection, surface damage and high-temperature deformation of aluminum during the cold rolling process is solved, and higher quality aluminum rolling and Stable delivery.
Patent Information
- Application Number
- CN202420169782.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-01-23
AI Technical Summary
In the cold rolling process of aluminum alloy products, the end fixation and welding process of strips are prone to damage the surface of the aluminum material, resulting in scratches or grooves, and the heat and conveyance offset generated by the cold rolling process affect the production effect.
A cold rolling device for the production of aluminum plate and tape was designed, including a defined structure, a cleaning structure and a heat dissipation structure. The defined structure ensures the guidance and deflection of the aluminum plate and tape through guides and correction parts. The cleaning structure removes surface impurities through cleaning blocks and blowers. , the heat dissipation structure is cooled by the air cylinder and the air pump.
It effectively avoids scratches and grooves on the surface of the aluminum material, ensures rolling quality, reduces aluminum deformation, and improves production stability and efficiency.
Smart Images
Figure CN222268231U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of aluminum material production, in particular to a cold rolling device for aluminum plate and strip production. Background Art
[0002] In the early production process of aluminum alloy products, it is basically inevitable to go through the cold rolling process, which is to enhance the strength and hardness of the strip through cold working hardening, and make the strip obtain the required thickness. Before the cold rolling machine currently used starts rolling, the end of the strip needs to be sent from the feed end to the discharge end, and the end of the strip must be fixed to the winding mechanism before rolling. In actual use, the strip blank and the steel strip to be rolled need to be welded before rolling, so the surface of the aluminum may be damaged during the rolling process. During cold rolling, foreign matter such as welding slag will cause scratches or grooves on the surface of the aluminum, thereby affecting the quality of the subsequent aluminum. In addition, the cold rolling process will generate heat, which is easy to cause the aluminum to deform and the aluminum strip will shift during the transportation process, affecting the production effect. Utility Model Content
[0003] Therefore, the technical problem to be solved by the present invention is to overcome the defects in the cold rolling process in the prior art, thereby providing a cold rolling device for the production of aluminum plates and strips.
[0004] The above technical objectives of the utility model are achieved through the following technical solutions:
[0005] A cold rolling device for producing aluminum plates and strips comprises a frame and a cold rolling structure, wherein the cold rolling structure is arranged on the frame, and conveying rollers are arranged at both ends of the frame. The cold rolling structure comprises cold rolling rollers and cold rolling frames, and both ends of the cold rolling rollers are positioned and rotatably mounted on the cold rolling frames. The cold rolling device also comprises a limiting structure, a heat dissipation structure and a cleaning structure, wherein the limiting structure, the heat dissipation structure and the cleaning structure are all arranged on the frame, wherein the limiting structure and the cleaning structure are arranged on one side of the entrance of the cold rolling structure, and the heat dissipation structure is arranged on the other side of the cold rolling structure. The limiting structure comprises a guide and a deviation correcting member, wherein the guide is arranged in the frame, and the deviation correcting member is arranged along the width direction of the frame.
[0006] By adopting the above technical scheme, a limiting structure is set to limit the conveying of the aluminum strip when the aluminum strip is unrolled, so as to guide the aluminum strip and reduce the deflection of the aluminum strip before cold rolling; the surface of the aluminum strip is also cleaned before rolling to ensure the cleanliness of the aluminum surface, which not only ensures the rolling quality of the aluminum, but also avoids the adhesion of impurities affecting the rolling effect, reduces scratches or grooves on the surface of the aluminum, and ensures the quality of subsequent aluminum; after rolling is completed, the surface of the aluminum is cooled by the heat dissipation structure to avoid deformation of the aluminum caused by high temperature.
[0007] Furthermore, the cold rolling structure also includes a cold rolling table, which is arranged at the bottom of the cold rolling roller. A plurality of feed rollers and a plurality of discharge rollers are also arranged in the cold rolling frame. The feed rollers and the discharge rollers are arranged at opposite ends of the cold rolling frame. Both ends of the feed rollers and the discharge rollers are positioned and rotatably mounted on the cold rolling frame.
[0008] By adopting the above technical solution, the cold rolling table receives the aluminum material for easy cold rolling of the aluminum material, and the feed roller and the discharge roller assist in the transportation and processing of the aluminum material.
[0009] Furthermore, the guide member includes two guide arc plates and a guide spring. The guide arc plates are arranged on opposite sides of the frame and above the conveying roller. Both ends of the guide spring connect the guide arc plates and the frame. Multiple guide springs are arranged along the length direction of the guide arc plates.
[0010] By adopting the above technical solution, a guide member is set and the aluminum material to be processed is conveyed and limited by a guide arc plate, ensuring that the aluminum material can be smoothly conveyed by the conveyor roller at the front end of the transportation, preventing the aluminum material from shifting during the cold rolling process, and the guide spring provides a limiting force for the guide arc plate.
[0011] Furthermore, the correcting part is arranged on opposite sides of the frame, and the correcting part includes a correcting drive and a correcting plate. The correcting plate is rotatably arranged on opposite sides of the frame, and the rotation axis of the correcting plate is perpendicular to the upper surface of the frame. The correcting drive is hinged to the correcting plate and controls the rotation of the correcting plate. There are two correcting drives corresponding to each correcting plate.
[0012] By adopting the above technical solution, the deviation-correcting component can reset and adjust the aluminum material that has been offset, thereby ensuring stable conveying of the aluminum material during transportation.
[0013] Furthermore, the cleaning structure is arranged in a plurality of arrays along the length direction of the frame, the cleaning structure is arranged along the width direction of the frame and is located above the conveying roller, the cleaning structure includes a cleaning drive and a cleaning block, the cleaning drive includes a driving motor, a driving screw and a driving frame, the driving frame is arranged along the width direction of the cold rolling frame, both ends of the driving screw are positioned and rotatably installed in the driving frame, the driving motor is arranged on one side of the frame and controls the rotation of the driving screw, the cleaning block includes a connecting block and cleaning cotton arranged at the bottom of the connecting block, the top of the connecting block is sleeved on the driving screw and the connecting block is slidably arranged in the driving frame.
[0014] By adopting the above technical solution, foreign matter on the surface of the aluminum material can be removed by the cleaning block when the aluminum material passes through the cleaning structure, wherein the distance between the cleaning block and the surface of the aluminum material can be adjusted according to the length of the connecting block, thereby achieving cleaning of the aluminum material surface with different intensities, and the initial positions of the cleaning blocks on different driving screws are different, thereby achieving comprehensive cleaning of the aluminum material surface after the driving motor is started.
[0015] Furthermore, a blowing member is provided between the cleaning structure and the cold rolling structure. The blowing member is provided outside the cold rolling frame and close to the feeding roller. The bottom of the blowing member is located above the feeding roller.
[0016] By adopting the above technical solution, after the aluminum material is cleaned and before entering the cold rolling structure, the surface of the aluminum material is cleaned by blowing air to blow away floating dust or cotton wool left by the cleaning cotton, thereby reducing the impact of foreign matter during cold rolling.
[0017] Furthermore, a pair of heat dissipation structures are provided, and the heat dissipation structure includes a wind tube and an air pump, the wind tube is connected to the air pump through a connecting pipe, the wind tube is provided with multiple exhaust holes along the axial direction, and a filter is provided at the exhaust hole, and the air pump is arranged on one side of the frame.
[0018] By adopting the above technical solution, the temperature of the aluminum material increases after cold rolling, and air cooling is performed through the heat dissipation structure to prevent the aluminum strip from deforming due to high temperature and affecting the quality of the steel strip. The heat dissipation structures arranged above and below blow air to dissipate heat at the same time, which also reduces the impact on the transportation of the aluminum strip.
[0019] Furthermore, the heat dissipation structure also includes a cooling component, which is arranged in the wind tube. The cooling component is a water storage cylinder integrally arranged with the wind tube, and a water outlet is arranged at one end of the cooling component.
[0020] By adopting the above technical solution, the temperature reduction effect is improved by adding cooling components, and the direct contact between water and the surface of the aluminum strip to affect the subsequent winding is avoided, thereby ensuring the quality of the aluminum strip.
[0021] In summary, the technical solution of the utility model has the following advantages:
[0022] 1. The cold rolling device for aluminum strip production provided by the utility model is provided with a limiting structure to restrict the conveying of the aluminum strip when the aluminum strip is unrolled, thereby guiding the aluminum strip and reducing the deflection of the aluminum strip before cold rolling.
[0023] 2. The cold rolling device for aluminum plate and strip production provided by the utility model also cleans the surface of the aluminum strip before rolling to ensure the cleanliness of the aluminum surface, which not only ensures the rolling quality of the aluminum, but also avoids the adhesion of impurities affecting the rolling effect, reduces scratches or grooves on the surface of the aluminum, and ensures the quality of subsequent aluminum.
[0024] 3. The cold rolling device for aluminum plate and strip production provided by the utility model cools the surface of the aluminum material through a heat dissipation structure after rolling is completed to avoid deformation of the aluminum material caused by high temperature. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0026] Figure 1 This is a schematic diagram of the overall structure of a cold rolling device for producing aluminum strips provided in one embodiment of the utility model;
[0027] Figure 2 A schematic diagram of a partial structure of a limiting structure provided in one embodiment of the utility model;
[0028] Figure 3 A schematic diagram of the partial structure of a cleaning structure and a cold rolling structure provided in one embodiment of the utility model;
[0029] Figure 4 It is a schematic cross-sectional structural diagram of a heat dissipation structure provided in one embodiment of the utility model.
[0030] Description of reference numerals:
[0031] 1. Frame; 11. Conveying roller; 2. Cold rolling structure; 21. Cold rolling roller; 22. Cold rolling frame; 23. Cold rolling table; 24. Feeding roller; 25. Discharging roller; 3. Limiting structure; 31. Guide member; 311. Guide arc plate; 312. Guide spring; 32. Correction member; 321. Correction drive; 322. Correction plate; 4. Heat dissipation structure; 41. Air cylinder; 411. Exhaust hole; 412. Filter; 42. Air pump; 43. Cooling member; 431. Water outlet; 5. Cleaning structure; 51. Cleaning drive; 511. Drive motor; 512. Drive screw; 513. Drive frame; 52. Cleaning block; 521. Connecting block; 522. Cleaning cotton; 6. Blowing member. DETAILED DESCRIPTION
[0032] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.
[0033] A cold rolling device for producing aluminum strips, such as Figure 1 , Figure 2 and Figure 3As shown, it includes a frame 1, and a plurality of conveying rollers 11 are arranged at both the left and right ends of the frame 1. It also includes a limiting structure 3, a cleaning structure 5, a cold rolling structure 2 and a heat dissipation structure 4 which are sequentially arranged on the frame 1. The cold rolling structure 2 includes a plurality of cold rolling rollers 21 and a cold rolling frame 22, and both the front and rear ends of the cold rolling rollers 21 are positioned and rotatably mounted on the cold rolling frame 22, the limiting structure 3 and the cleaning structure 5 are arranged on the left side of the cold rolling structure 2, and the heat dissipation structure 4 is arranged on the right side of the cold rolling structure 2.
[0034] When the aluminum strip is unrolled, a limiting structure 3 is set to limit the conveying of the aluminum strip, so as to guide the aluminum strip and reduce the deflection of the aluminum strip before cold rolling; the surface of the aluminum strip is also cleaned before rolling to ensure the cleanliness of the aluminum surface and reduce scratches or grooves on the aluminum surface; after rolling is completed, the aluminum surface is cooled by the heat dissipation structure 4 to avoid deformation of the aluminum caused by high temperature.
[0035] like Figure 1 and Figure 2 As shown, the limiting structure 3 includes a guide member 31 and a deviation correction member 32. The guide member 31 is arranged in the frame 1, and the deviation correction member 32 is arranged along the width direction of the frame 1. The guide member 31 includes two guide arc plates 311 and a guide spring 312. The guide arc plates 311 are arranged on the front and rear sides of the frame 1 and are located above the conveying roller 11. The distance between the right sides of the two guide arc plates 311 is smaller than the distance between the left sides, that is, the two guide arc plates 311 are closer to each other from left to right. The two ends of the guide spring 312 connect the guide arc plates 311 and the frame 1. A plurality of guide springs 312 are arranged along the length direction of the guide arc plates 311. The guide member 31 is arranged and the aluminum material to be processed is conveyed and limited by the guide arc plates 311 to ensure that the aluminum material can be smoothly conveyed by the conveying roller 11 at the front end of the transportation to prevent the aluminum material from deflecting during the cold rolling process. The guide spring 312 provides the limiting force of the guide arc plates 311.
[0036] The deflection-correcting member 32 is arranged on the front and rear sides of the frame 1. The deflection-correcting member 32 includes a deflection-correcting drive 321 and a deflection-correcting plate 322. The deflection-correcting plate 322 is rotatably arranged on the front and rear sides of the frame 1, and the rotation axis of the deflection-correcting plate 322 is perpendicular to the upper surface of the frame 1. A base with an adjustable distance can be arranged at the hinge between the bottom of the deflection-correcting plate 322 and the frame 1, so that the distance between the front and rear two deflection-correcting plates 322 can be adjusted according to the width of the aluminum plate strip, effectively improving the adaptability of the deflection-correcting member 32. The deflection-correcting drive 321 is hinged to the deflection-correcting plate 322 and controls the rotation of the deflection-correcting plate 322. Two deflection-correcting drives 321 correspond to each deflection-correcting plate 322, and the two deflection-correcting drives 321 are symmetrically arranged about the hinge axis of the deflection-correcting plate 322 and the frame 1. The deflection-correcting member 32 resets and adjusts the aluminum material that has been deflected to ensure stable aluminum material transportation during transportation.
[0037] like Figure 2As shown, a plurality of cleaning structures 5 are arranged in an array along the length direction of the frame 1, and the cleaning structure 5 is arranged along the width direction of the frame 1 and is located above the conveying roller 11. The cleaning structure 5 includes a cleaning drive 51 and a cleaning block 52. The cleaning drive 51 includes a driving motor 511, a driving screw 512 and a driving frame 513. The driving frame 513 is arranged along the width direction of the cold rolling frame 22. Both ends of the driving screw 512 are positioned and rotatably installed in the driving frame 513. The driving motor 511 is arranged on one side of the frame 1 and controls the rotation of the driving screw 512. The cleaning block 52 includes a connecting block 521 and a cleaning cotton 522 arranged at the bottom of the connecting block 521. The top of the connecting block 521 is sleeved on the driving screw 512 and the connecting block 512 is slidably arranged in the driving frame. When the cleaning block 52 moves to one side of the driving frame 513, the motor reverses to realize the movement of the cleaning block 52 toward the other side, or a reciprocating thread is arranged on the driving screw 512 to realize the reciprocating motion of the cleaning block 52.
[0038] When the aluminum material passes through the cleaning structure 5, foreign matter on the surface of the aluminum material can be removed by the cleaning block 52, wherein the distance between the cleaning block 52 and the surface of the aluminum material can be adjusted according to the length of the connecting block 521, thereby achieving cleaning of the aluminum material surface with different intensities. The initial positions of the cleaning blocks 52 on different driving screws 512 are different, thereby achieving comprehensive cleaning of the aluminum material surface after the driving motor 511 is started.
[0039] like Figure 2 As shown, the cold rolling structure 2 includes a cold rolling roller 21 and a cold rolling frame 22. Both ends of the cold rolling roller 21 are positioned and rotatably mounted on the cold rolling frame 22. The cold rolling structure 2 also includes a cold rolling table 23. The cold rolling table 23 is arranged at the bottom of the cold rolling roller 21. A plurality of feed rollers 24 and a plurality of discharge rollers 25 are also arranged in the cold rolling frame 22. The feed rollers 24 and the discharge rollers 25 are arranged at opposite ends of the cold rolling frame 22. Both ends of the feed rollers 24 and the discharge rollers 25 are positioned and rotatably mounted on the cold rolling frame 22. The cold rolling table 23 receives aluminum materials for the convenience of cold rolling of aluminum materials, and the feed rollers 24 and the discharge rollers 25 assist in the transportation and processing of aluminum materials.
[0040] like Figure 1 and Figure 2 As shown, a blowing member 6 is further provided between the cleaning structure 5 and the cold rolling structure 2. The blowing member 6 is provided outside the cold rolling frame 22 and close to the feeding roller 24. The bottom of the blowing member 6 is located above the conveying roller 11. The blowing member 6 and the side wall of the cold rolling frame 22 are arranged obliquely, and the air outlet faces the side close to the cleaning structure 5. After the aluminum material is cleaned and before entering the cold rolling structure 2, the surface of the aluminum material is cleaned by blowing to blow away the floating dust or cotton wool left by the cleaning cotton 522, so as to reduce the influence of foreign matter during cold rolling.
[0041] like Figure 1 and Figure 4As shown, a pair of heat dissipation structures 4 are arranged up and down, and the heat dissipation structure 4 includes a wind tube 41 and an air pump 42. The air pump 42 is arranged on one side of the frame 1, and the wind tube 41 is connected to the air pump 42 through a connecting pipe. The wind tube 41 is provided with a plurality of exhaust holes 411 along the axial direction, the exhaust holes 411 of the upper wind tube 41 are arranged at the bottom, and the exhaust holes 411 of the lower wind tube 41 are arranged at the top, and the exhaust holes 411 on the two wind tubes 41 are arranged opposite to each other. A filter screen 412 is arranged in the exhaust hole 411, and the filter screen 412 filters the gas generated by the air pump 42 to reduce the impact on the surface of the aluminum strip. The heat dissipation structure 4 also includes a cooling member 43, which is arranged in the wind tube 41 and is a water storage cylinder integrally arranged with the wind tube 41, and a water outlet 431 is arranged at one end of the cooling member 43. In order to improve the cooling effect, circulating water can be connected through the water outlet 431 to improve the heat transfer efficiency.
[0042] After the aluminum material is cold-rolled, the temperature is raised, and the heat dissipation structure 4 is used for air cooling to prevent the aluminum strip from being deformed due to high temperature and affecting the quality of the steel strip. The heat dissipation structures 4 arranged above and below blow air to dissipate heat at the same time, which also reduces the impact on the transportation of the aluminum strip. Adding the cooling element 43 improves the temperature reduction effect and prevents water from directly contacting the surface of the aluminum strip to affect the subsequent winding, thereby ensuring the quality of the aluminum strip.
[0043] The working principle and use method of the cold rolling device for aluminum strip production are as follows: when the aluminum strip enters the conveying roller 11 after unwinding, a limiting structure 3 is set to limit the conveying of the aluminum strip, the guide arc plate 311 and the guide spring 312 realize the guiding limitation of the aluminum strip, and the deviation correction part 32 reduces the deflection of the aluminum strip during transportation before cold rolling; before rolling, the surface of the aluminum strip is also comprehensively cleaned by the cleaning structure 5 to ensure the cleanliness of the aluminum surface, and the blowing part 6 further avoids the adhesion of impurities and reduces scratches or grooves on the aluminum surface; after rolling is completed, the surface of the aluminum is cooled by the heat dissipation structure 4, the air duct 41 cooperates with the air pump 42 to achieve air cooling, and the cooling part 43 further improves the heat dissipation effect to avoid deformation of the aluminum material caused by high temperature.
[0044] The above description shows and describes the preferred embodiments of the utility model. As mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.
Claims
1. A cold rolling device for producing aluminum plates and strips, comprising a frame (1) and a cold rolling structure (2), wherein the cold rolling structure (2) is arranged on the frame (1), and conveying rollers (11) are arranged at both ends of the frame (1), and the cold rolling structure (2) comprises a cold rolling roller (21) and a cold rolling frame (22), and both ends of the cold rolling roller (21) are positioned and rotatably mounted on the cold rolling frame (22), characterized in that: The invention also comprises a limiting structure (3), a heat dissipation structure (4) and a cleaning structure (5), wherein the limiting structure (3), the heat dissipation structure (4) and the cleaning structure (5) are all arranged on the frame (1), the limiting structure (3) and the cleaning structure (5) are arranged on one side of the entrance of the cold rolling structure (2), and the heat dissipation structure (4) is arranged on the other side of the cold rolling structure (2), and the limiting structure (3) comprises a guide member (31) and a deviation correcting member (32), wherein the guide member (31) is arranged in the frame (1), and the deviation correcting member (32) is arranged along the width direction of the frame (1).
2. A cold rolling device for producing aluminum strip according to claim 1, characterized in that: The cold rolling structure (2) also includes a cold rolling table (23), and the cold rolling table (23) is arranged at the bottom of the cold rolling roller (21). The cold rolling frame (22) is also provided with a plurality of feed rollers (24) and a plurality of discharge rollers (25). The feed rollers (24) and the discharge rollers (25) are arranged at two opposite ends of the cold rolling frame (22), and the two ends of the feed rollers (24) and the discharge rollers (25) are positioned and rotatably mounted on the cold rolling frame (22).
3. A cold rolling device for producing aluminum strip according to claim 2, characterized in that: The guide member (31) comprises two guide arc plates (311) and a guide spring (312); the guide arc plates (311) are arranged on two opposite sides of the frame (1) and are located above the conveying roller (11); two ends of the guide spring (312) connect the guide arc plates (311) and the frame (1); and a plurality of guide springs (312) are arranged along the length direction of the guide arc plates (311).
4. A cold rolling device for producing aluminum strip according to claim 3, characterized in that: The deflection correcting member (32) is arranged on two opposite sides of the frame (1), and the deflection correcting member (32) comprises a deflection correcting drive (321) and a deflection correcting plate (322). The deflection correcting plate (322) is rotatably arranged on two opposite sides of the frame (1), and the rotation axis of the deflection correcting plate (322) is perpendicular to the upper surface of the frame (1). The deflection correcting drive (321) is hinged to the deflection correcting plate (322) and controls the rotation of the deflection correcting plate (322), and each deflection correcting plate (322) corresponds to two deflection correcting drives (321).
5. A cold rolling device for producing aluminum strip according to claim 4, characterized in that: A plurality of cleaning structures (5) are arranged in an array along the length direction of the frame (1); the cleaning structures (5) are arranged along the width direction of the frame (1) and are located above the conveying roller (11); the cleaning structure (5) comprises a cleaning drive (51) and a cleaning block (52); the cleaning drive (51) comprises a driving motor (511), a driving screw (512) and a driving frame (513); the driving frame (513) is arranged along the width direction of the cold rolling frame (22); both ends of the driving screw (512) are positioned and rotatably mounted in the driving frame (513); the driving motor (511) is arranged on one side of the frame (1) and controls the rotation of the driving screw (512); the cleaning block (52) comprises a connecting block (521) and a cleaning cotton (522) arranged at the bottom of the connecting block (521); the top of the connecting block (521) is sleeved on the driving screw (512) and the connecting block (521) is slidably arranged in the driving frame.
6. A cold rolling device for producing aluminum strip according to claim 5, characterized in that: A blowing member (6) is also provided between the cleaning structure (5) and the cold rolling structure (2); the blowing member (6) is arranged outside the cold rolling frame (22) and close to the feeding roller (24); the bottom of the blowing member (6) is located above the conveying roller (11).
7. A cold rolling device for producing aluminum strip according to claim 6, characterized in that: A pair of heat dissipation structures (4) are provided, the heat dissipation structure (4) comprising an air cylinder (41) and an air pump (42), the air cylinder (41) and the air pump (42) being connected via a connecting pipe, the air cylinder (41) being provided with a plurality of exhaust holes (411) along the axial direction, a filter screen (412) being provided at each exhaust hole (411), and the air pump (42) being provided on one side of the frame (1).
8. A cold rolling device for producing aluminum strip according to claim 7, characterized in that: The heat dissipation structure (4) further comprises a cooling element (43), wherein the cooling element (43) is arranged in the wind tube (41), the cooling element (43) is a water storage cylinder integrally arranged with the wind tube (41), and a water outlet (431) is arranged at one end of the cooling element (43).