Aluminum coil uncoiling reverse tension device

Abstract

The utility model belongs to the technical field of aluminum coil uncoiling, and discloses an aluminum coil uncoiling reverse tension device which comprises a base, a positioning frame is arranged on the upper surface of the base, a groove is formed in one side of the positioning frame, and an expansion sleeve is rotationally connected into the groove of the positioning frame. The upper surface of the base is provided with a reverse tension mechanism for increasing reverse tension of the aluminum coil clamped at the outer end of the expansion sleeve, the back face of the positioning frame is provided with a brake mechanism, the upper surface of the base is provided with a U-shaped groove, and the bottom of the inner wall of the U-shaped groove of the base is provided with a clamping groove. The tension of the aluminum coil at the outer end of the expansion sleeve is provided by the tension in the uncoiling direction during subsequent production, the tension of the aluminum coil at the outer end of the expansion sleeve is also provided by the reverse tension mechanism, and the reverse tension is always smaller than the tension in the uncoiling direction, so that the aluminum coil at the outer end of the expansion sleeve provides stronger tension in the uncoiling process; therefore, the aluminum coil at the outer end of the expansion sleeve is not loosened in the production process.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium roll uncoiling technical field, concretely relates to aluminium roll uncoiling counter tension device. BACKGROUND

[0002] Aluminium strip longitudinal shear cutting's uncoiling mode has two modes of strip tension uncoiling and soft uncoiling.

[0003] In the process of realizing the present application, it is found that the existing aluminium roll uncoiling has the following problems: when the aluminium roll is uncoiled for shearing or trimming, a tension is applied to the aluminium roll in the uncoiling direction, so that the aluminium roll is always kept in a taut state, preventing the relative misalignment between the layers of the aluminium roll from moving, thereby causing surface scratches.

[0004] Therefore, the aluminium roll uncoiling counter tension device is proposed. CONTENT OF THE UTILITY MODEL

[0005] The utility model discloses a aluminium roll uncoiling counter tension device to solve the problem that when the aluminium roll is uncoiled for shearing or trimming, a tension is applied to the aluminium roll in the uncoiling direction, so that the aluminium roll is always kept in a taut state, preventing the relative misalignment between the layers of the aluminium roll from moving, thereby causing surface scratches.

[0006] The utility model discloses a aluminium roll uncoiling counter tension device to solve the problem that when the aluminium roll is uncoiled for shearing or trimming, a tension is applied to the aluminium roll in the uncoiling direction, so that the aluminium roll is always kept in a taut state, preventing the relative misalignment between the layers of the aluminium roll from moving, thereby causing surface scratches.

[0007] The aluminium roll uncoiling counter tension device comprises a base, a positioning frame is arranged on the upper surface of the base, a groove is formed in one side of the positioning frame, an expansion sleeve is rotatably connected in the groove of the positioning frame, a counter tension mechanism for increasing the counter tension of the aluminium roll clamped at the outer end of the expansion sleeve is mounted on the upper surface of the base, a brake mechanism is mounted on the back of the positioning frame, a U-shaped groove is formed in the upper surface of the base, a clamping groove is formed in the inner wall bottom of the U-shaped groove of the base, and a supporting mechanism is arranged in the clamping groove of the base.

[0008] Further, the counter tension mechanism comprises a supporting seat mounted on the upper surface of the base, a reverse motor is mounted on the upper surface of the supporting seat, a rotating rod one is mounted on the side of the expansion sleeve close to the supporting seat at the end away from the reverse motor of the reverse motor, a brake disc is arranged on the outer surface of the rotating rod one, a brake caliper is arranged on the outer surface of the brake disc, and the brake caliper is mounted on the side of the positioning frame close to the supporting seat at the side away from the supporting seat.

[0009] Further, the brake mechanism comprises a back plate installed on the back of the positioning frame, the upper surface of the back plate is provided with two groups of support columns, the inner part of the two groups of support columns is provided with a groove, the outer surface of the rotating rod two is provided with a V-shaped fixed plate, the side close to the expanding sleeve of the V-shaped fixed plate is provided with two groups of fixed blocks, the inner part of the two groups of fixed blocks is provided with a groove, and the groove of the two groups of fixed blocks is provided with a compression roller.

[0010] Further, the support mechanism comprises two groups of hydraulic cylinders, the output end of the two groups of hydraulic cylinders is provided with a U-shaped support plate, and the U-shaped support plate is slidably connected in the clamping groove of the base.

[0011] The utility model discloses the beneficial effects are as follows:

[0012] 1. The utility model discloses a reverse motor and brake caliper are started to the rotating rod and provide the tension of opposite direction, make subsequent expanding sleeve outer end aluminum roll not only have the tension of uncoiling direction to provide tension in production, simultaneously have the tension of opposite direction provided by reverse tension mechanism, again through the reverse tension is always less than the tension of uncoiling direction, make expanding sleeve outer end aluminum roll provide stronger tension in the uncoiling process, thereby guarantee that expanding sleeve outer end aluminum roll does not produce slack in the production process, thereby improved the practicality of the device.

[0013] 2. The utility model discloses a motor is started to drive rotating rod and V-shaped fixed plate and rotate, make the lower surface of compression roller abut on the upper surface of expanding sleeve outer end clamping aluminum roll, make the moving position of brake mechanism compression aluminum roll outer layer, thereby avoid the slack phenomenon of aluminum roll roll stock of subsequent device sudden equipment shutdown as far as possible and lead to the scratch between aluminum roll, thereby improved the practicality of the device. DRAWINGS

[0014] Figure 1 It is the front structure schematic drawing of the utility model,

[0015] Figure 2 It is the top structure schematic drawing of the utility model,

[0016] Figure 3 It is the side structure schematic drawing of the utility model compression mechanism,

[0017] Figure 4 It is the side structure schematic drawing of the utility model support structure.

[0018] Mark No. : 1, base; 2, positioning frame; 3, expansion sleeve; 4, counter-tension mechanism; 401, support seat; 402, reverse motor; 403, brake caliper; 404, brake disc; 405, rotating rod one; 5, brake mechanism; 501, V-shaped fixed plate; 502, back plate; 503, support column; 504, motor; 505, rotating rod two; 506, fixed block; 507, compression roller; 6, support mechanism; 601, U-shaped support plate; 602, hydraulic cylinder. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0021] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present application, it should be noted that the directions or position relationships indicated by the terms "inner", "outer", "upper", etc. are based on the directions or position relationships shown in the drawings, or the directions or position relationships in which the product of the present application is usually placed, which are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular direction, be constructed and operated in a particular direction, therefore, cannot be understood as a limitation on the present application.

[0023] As Figures 1 to 4As shown in the aluminum coil opening reverse tension device, the upper surface of the base 1 is provided with a positioning frame 2, a groove is formed on one side of the positioning frame 2, a swelling sleeve 3 is rotatably connected inside the groove of the positioning frame 2, a reverse tension mechanism 4 is installed on the upper surface of the base 1 to increase the reverse tension of the aluminum coil clamped by the outer end of the swelling sleeve 3, a brake mechanism 5 is installed on the back of the positioning frame 2, a U-shaped groove is formed on the upper surface of the base 1, a clamping groove is formed on the inner wall of the bottom of the U-shaped groove of the base 1, and a supporting mechanism 6 is arranged inside the clamping groove of the base 1; Specifically, by starting the reverse tension of the reverse tension mechanism 4, the subsequent aluminum coil at the outer end of the swelling sleeve 3 not only has the tension provided by the opening direction during production, but also has the reverse tension provided by the reverse tension mechanism 4. The reverse tension is always less than the tension in the opening direction, so that the aluminum coil at the outer end of the swelling sleeve 3 provides stronger tension during the opening process, thereby ensuring that the aluminum coil at the outer end of the swelling sleeve 3 does not loosen during the production process, and thus the practicability of the device is improved.

[0024] As Figure 1 and Figure 2 As shown in the reverse tension mechanism 4, the supporting seat 401 is installed on the upper surface of the base 1, the reverse motor 402 is installed on the upper surface of the supporting seat 401, the output shaft of the reverse motor 402 is provided with a rotating rod one 405, one end of the rotating rod one 405 away from the reverse motor 402 is installed on one side of the swelling sleeve 3 close to the supporting seat 401, the outer surface of the rotating rod one 405 is provided with a brake disc 404, the outer surface of the brake disc 404 is provided with a brake caliper 403, and one side of the brake caliper 403 away from the supporting seat 401 is installed on one side of the positioning frame 2 close to the supporting seat 401.

[0025] Specifically, by starting the reverse motor 402 and the brake caliper 403 to apply a reverse tension to the rotating rod one 405, the subsequent aluminum coil at the outer end of the swelling sleeve 3 not only has the tension provided by the opening direction during production, but also has the reverse tension provided by the reverse tension mechanism 4. The reverse tension is always less than the tension in the opening direction, so that the aluminum coil at the outer end of the swelling sleeve 3 provides stronger tension during the opening process, thereby ensuring that the aluminum coil at the outer end of the swelling sleeve 3 does not loosen during the production process, and thus the practicability of the device is improved.

[0026] As Figures 1 to 3As shown, the brake mechanism 5 comprises a back plate 502 mounted on the back of the positioning frame 2, the upper surface of the back plate 502 is provided with two groups of support columns 503, the inside of the two groups of support columns 503 is provided with a groove, the inside of the groove of the two groups of support columns 503 is rotatably connected with a rotating rod two 505, the right side of the right group of support columns 503 is provided with a motor 504 close to the support seat 401, the output shaft of the motor 504 is installed on the right side of the rotating rod two 505, the outer surface of the rotating rod two 505 is installed with a V-shaped fixed plate 501, the side close to the expansion sleeve 3 of the V-shaped fixed plate 501 is installed with two groups of fixed blocks 506, the inside of the two groups of fixed blocks 506 is provided with a groove, the groove inside the two groups of fixed blocks 506 is provided with a compression roller 507, the side close to the expansion sleeve 3 of the compression roller 507 is abutted on the outer surface of the outer end aluminum coil of the expansion sleeve 3;

[0027] Specifically, the motor 504 is started to drive the rotating rod two 505 and the V-shaped fixed plate 501 to rotate, the lower surface of the compression roller 507 is abutted on the upper surface of the expansion sleeve 3, so that the brake mechanism 5 can press the moving position of the outer layer of the aluminum coil, thereby avoiding the loosening phenomenon of the aluminum coil during the subsequent device emergency shutdown, and the abrasion between the aluminum coils is avoided, thereby improving the practicability of the device.

[0028] As shown in Figure 2 and Figure 4 The support mechanism 6 comprises two groups of hydraulic cylinders 602, which are installed on the inner wall bottom of the clamping groove of the base 1, and the output end of the two groups of hydraulic cylinders 602 is installed with a U-shaped support plate 601, which is slidingly connected in the clamping groove of the base 1; Specifically, the two groups of hydraulic cylinders 602 are started to drive the U-shaped support plate 601 to move, the arc upper surface of the U-shaped support plate 601 is abutted on the lower surface of the expansion sleeve 3, so that the support mechanism 6 can support the aluminum coil, thereby avoiding the bending of the connection between the expansion sleeve 3 and the positioning frame 2 caused by excessive load pressure of the expansion sleeve 3 during use, thereby improving the service life of the expansion sleeve 3.

[0029] In summary: by starting the reverse motor 402 and brake caliper 403 to apply a reverse tension to the rotating rod 405, so that the subsequent expansion sleeve 3 outer end aluminum coil in the production not only has the uncoiling direction of the tension, but also has the reverse tension mechanism 4 applied in the reverse direction of the tension, and then through the reverse tension is always less than the uncoiling direction of the tension, so that the expansion sleeve 3 outer end aluminum coil in the uncoiling process provides stronger tension, so as to ensure that the expansion sleeve 3 outer end aluminum coil does not produce looseness in the production process; by starting the motor 504 to drive the rotating rod 505 and the V-shaped fixed plate 501 to rotate, the lower surface of the compression roller 507 is abutted on the upper surface of the expansion sleeve 3 outer end clamping aluminum coil, so that the moving position of the brake mechanism 5 compresses the outer layer of the aluminum coil, thereby avoiding the subsequent device sudden equipment downtime aluminum coil roll loose phenomenon and causing the aluminum coil to be scratched.

[0030] At the same time, by starting two groups of hydraulic cylinders 602 to push the U-shaped support plate 601 to move, the arc-shaped upper surface of the U-shaped support plate 601 is abutted on the lower surface of the expansion sleeve 3 outer end clamping aluminum coil, so that the support mechanism 6 supports the aluminum coil, thereby avoiding the subsequent expansion sleeve 3 in the use process The load pressure is too large to cause the connection between the expansion sleeve 3 and the positioning frame 2 to be bent.

[0031] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. Aluminium coil unwinding counter-tension device, comprising a base (1), characterised in that: The upper surface of the base (1) is provided with a positioning frame (2), one side of the positioning frame (2) is provided with a groove, the inside of the groove of the positioning frame (2) is rotatably connected with an expansion sleeve (3), the upper surface of the base (1) is provided with a reverse tension mechanism (4) for increasing the clamping aluminum roll tension of the outer end of the expansion sleeve (3), the back of the positioning frame (2) is provided with a brake mechanism (5), the upper surface of the base (1) is provided with a U-shaped groove, the inner wall bottom of the U-shaped groove of the base (1) is provided with a clamping groove, and the inside of the clamping groove of the base (1) is provided with a supporting mechanism (6).

2. The aluminum coil unwinding back tension device of claim 1, wherein: The reverse tension mechanism (4) comprises a supporting seat (401), the supporting seat (401) is installed on the upper surface of the base (1), the upper surface of the supporting seat (401) is provided with a reverse motor (402), the output shaft of the reverse motor (402) is provided with a rotating rod one (405), the end, away from the reverse motor (402), of the rotating rod one (405) is installed on one side of the expansion sleeve (3) close to the supporting seat (401), the outer surface of the rotating rod one (405) is provided with a brake disc (404), the outer surface of the brake disc (404) is provided with a brake caliper (403), and the side, away from the supporting seat (401), of the brake caliper (403) is installed on one side of the positioning frame (2) close to the supporting seat (401).

3. The aluminum coil unwinding back tension device of claim 2, wherein: The brake mechanism (5) comprises a back plate (502), the back plate (502) is installed on the back of the positioning frame (2), the upper surface of the back plate (502) is provided with two groups of supporting columns (503), the inside of the two groups of supporting columns (503) is provided with grooves, the inside of the grooves of the two groups of supporting columns (503) is rotatably connected with rotating rods two (505), the side, close to the supporting seat (401), of the right group of supporting columns (503) is provided with a motor (504), the output shaft of the motor (504) is installed on the right side of the rotating rod two (505), the outer surface of the rotating rod two (505) is provided with a V-shaped fixed plate (501), the side, close to the expansion sleeve (3), of the V-shaped fixed plate (501) is provided with two groups of fixed blocks (506), the inside of the two groups of fixed blocks (506) is provided with grooves, and the inside of the grooves of the two groups of fixed blocks (506) is provided with compression rollers (507); the side, close to the expansion sleeve (3), of the compression roller (507) abuts against the outer surface of the aluminum roll at the outer end of the expansion sleeve (3).

4. The aluminum coil unwinding back tension device of claim 1, wherein: The supporting mechanism (6) comprises two groups of hydraulic cylinders (602), the two groups of hydraulic cylinders (602) are installed on the inner wall bottom of the clamping groove of the base (1), the output end of the two groups of hydraulic cylinders (602) is provided with a U-shaped supporting plate (601), and the U-shaped supporting plate (601) is slidably connected in the clamping groove of the base (1).

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