Anti-loosening device for aluminum foil conveying

Abstract

The utility model discloses an anti-loosening device for aluminum foil conveying, which relates to the technical field of aluminum foil winding equipment and comprises an anti-loosening component, an anti-loosening roller, a first swing arm, a first cylinder and a linear driving mechanism. In the winding process of the aluminum foil, the adjustable anti-loosening roller is always in rolling contact with the surface of the aluminum foil, in the process that the winding diameter of the aluminum foil roll is continuously increased, the anti-loosening roller always rolls and abuts against the aluminum foil roll, and the winding tightness of the aluminum foil roll can be effectively guaranteed; when the aluminum foil roll is accidentally snapped, the anti-loosening roller tightly jacks the aluminum foil roll, so that the problem of loosening of the aluminum foil roll can be effectively avoided, and the product quality of the aluminum foil is ensured; the linear driving mechanism can drive the first supporting frame to do horizontal linear motion, and then the two anti-loosening rollers are driven to do overall horizontal motion adjustment, so that the motion adjustment range of the two anti-loosening rollers is larger, and the anti-loosening assembly can adapt to larger aluminum foil rolling diameters.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium foil winding equipment technical field, concretely is a kind of aluminium foil conveying anti-loose roll device. BACKGROUND

[0002] Aluminium foil is widely used in food, medicine, beverage, cigarette, photographic plate, household commodity etc. as a common packaging material; in the use process, aluminium foil often needs to be flattened to achieve better use effect.

[0003] Patent (CN221680300U) discloses a kind of aluminium foil winding anti-loose roll device, including workbench, workbench top one side is equipped with first support column, workbench top other side is equipped with second support column, first support column one side is equipped with motor, first support column other side is equipped with winding drum, workbench top is away from first support column and second support column one end two sides and is equipped with third support column, third support column inner side is equipped with guide drum one, workbench top is equipped with tension adjustment assembly, the utility model is equipped with tension adjustment assembly, when the tightness of aluminium foil winding needs to be adjusted, by starting hydraulic rod to push horizontal plate to move down, make arc pressing plate and pressing plate under the action of compression spring to aluminium foil is compressed and adjusted, to prevent aluminium foil from loose roll when winding, affect product quality, simultaneously by the cooperation of slide and second sliding groove, can play the role of limiting, prevent arc pressing plate and pressing plate displacement when winding operation, to improve practicability.

[0004] The aluminium foil winding anti-loose roll device in the above-mentioned patent prevents loose roll during the guiding stage of aluminium foil winding. This only compresses and limits the aluminium foil in conveying, and cannot prevent the aluminium foil roll on the winding drum from loose roll. The aluminium foil roll that has been wound is prone to loose roll after the aluminium foil breaks, which seriously affects the product quality of aluminium foil. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of aluminium foil conveying anti-loose roll device to solve the problems raised in the above-mentioned background technology.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a kind of aluminium foil conveying anti-loose roll device, including rack, the rack top is equipped with winding assembly and anti-loose component, the winding assembly is located above anti-loose component, the anti-loose component includes first support frame and two anti-loose rollers, the anti-loose roller two ends are respectively equipped with the first swing arm of rotation connection, the first swing arm outer wall center is rotationally connected with first support frame, the first swing arm is rotationally connected with first cylinder at anti-loose roller one end away from, the first cylinder is rotationally connected with first support frame at first swing arm one end away from, the first support frame is slidingly connected with rack top, the first support frame outer wall is horizontally equipped with linear drive mechanism.

[0007] Further, two said anti-loose rollers are respectively arranged at two sides of the top of the first support frame, and one end of the first cylinder connected with the first swing arm is located close to the center of the inner wall of the first support frame.

[0008] Further, the linear drive mechanism comprises a hydraulic cylinder and a guide rail, a plurality of sliding blocks are slidably arranged on the outer wall of the guide rail, the sliding blocks are fixedly connected with the outer wall of the first support frame through connecting plates, the output end of the hydraulic cylinder is fixedly connected with the connecting plates through connecting plates, the end of the hydraulic cylinder away from the connecting plates is fixedly connected with the rack, and the guide rail is fixedly connected with the rack.

[0009] Further, the winding assembly comprises a support frame, a rotatingly connected air expansion shaft is horizontally arranged at one side of the top of the support frame, a servo motor is arranged at the other side of the outer wall of the support frame, and the servo motor is fixedly connected with one end of the air expansion shaft through a speed reducer.

[0010] Further, a guide roller assembly is further arranged at one side of the top of the rack, the guide roller assembly comprises a second support frame and two guide rollers, rotatingly connected second swing arms are arranged at two ends of the guide rollers respectively, the outer wall center of the second swing arms is rotatably connected with the second support frame, a second cylinder is rotatably connected with the end of the second swing arm away from the guide roller, and the end of the second cylinder away from the second swing arm is rotatably connected with the second support frame.

[0011] Further, the second swing arm is identical in structure with the first swing arm, and one end of the second cylinder connected with the second swing arm is located away from the center of the inner wall of the second support frame.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are as follows:

[0013] 1. The utility model discloses a prevent loose assembly, prevent loose roller, first swing arm, first air cylinder and linear drive mechanism are set up, adjust first air cylinder telescopic movement, first air cylinder drives one end of first swing arm swing, prevent loose roller of other end of first swing arm swing adjustment in reverse direction, adjust to prevent loose roller and the surface of aluminum foil roll to be coiled adhere, in the aluminum foil coiling process, can adjust prevent loose roller always with the aluminum foil surface rolling contact, in the process that the roll diameter of aluminum foil roll is increasing, prevent loose roller always rolls the aluminum foil roll and is pressed tightly, can effectively guarantee the coiling compactness of aluminum foil roll, when the aluminum foil roll is accidentally pulled apart, prevent loose roller and press tightly the aluminum foil roll, can effectively avoid the aluminum foil roll and take place the problem of loose roll, guarantee the product quality of aluminum foil, two prevent loose rollers can be in the rolling contact press tightly of two positions of aluminum foil roll outer wall respectively, can effectively improve the compactness of aluminum foil roll in the coiling process, when the aluminum foil is accidentally broken, can press tightly handle in two positions of aluminum foil roll outside, can further improve the loose roll processing effect of aluminum foil roll, linear drive mechanism can drive first support frame horizontal linear motion, and then drive two prevent loose rollers whole horizontal motion adjustment, make the motion adjustment range of two prevent loose rollers be larger, make prevent loose assembly can adapt to larger aluminum foil roll diameter.

[0014] 2. In the utility model, the guide roller assembly can guide the aluminum foil before coiling, which can effectively improve the stability of the aluminum foil during coiling. The telescopic movement of the second cylinder can drive one end of the second swing arm to swing, so that the guide roller at the other end of the second swing arm can swing in the opposite direction, thereby adjusting the distance between the two guide rollers. The aluminum foil to be coiled passes between the two guide rollers, which can roll and clamp the aluminum foil. During the aluminum foil coiling process, the two guide rollers roll normally. When the aluminum foil is accidentally broken, the two guide rollers can clamp and fix the aluminum foil, effectively preventing the aluminum foil from loosening before coiling, improving the stability of the aluminum foil coiling, and facilitating subsequent re-coiling of the aluminum foil. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the utility model and constitute a part of the specification, which is used together with the embodiments of the utility model to explain the utility model and does not constitute the limitation to the utility model. In the drawings:

[0016] Figure 1 It is the structure schematic drawing of the whole utility model;

[0017] Figure 2 It is the structure schematic drawing of the prevent loose assembly of the utility model;

[0018] Figure 3 It is the connection schematic drawing of the prevent loose roller, first swing arm and first air cylinder of the utility model;

[0019] Figure 4 is the structural schematic view of the guide roller assembly of the utility model;

[0020] Figure 5 is the connection schematic view of the guide roller, the second swing arm and the second cylinder of the utility model;

[0021] In the drawing: 1, rack; 2, winding assembly; 201, support frame; 202, gas expansion shaft; 3, anti-loose assembly; 301, first support frame; 302, anti-loose roller; 303, first swing arm; 304, first cylinder; 305, linear drive mechanism; 306, hydraulic cylinder; 307, guide rail; 308, sliding block; 309, connecting plate; 310, connecting piece; 4, guide roller assembly; 401, second support frame; 402, guide roller; 403, second swing arm; 404, second cylinder. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-5The utility model provides technical scheme: an aluminium foil conveying anti -unwinding device, including frame 1, the frame 1 top is equipped with winding assembly 2 and anti -unwinding assembly 3, winding assembly 2 is located anti -unwinding assembly 3 top, anti -unwinding assembly 3 includes first support frame 301 and two anti -unwinding roller 302, anti -unwinding roller 302 both ends are equipped with the rotation connection of first swing arm 303, first swing arm 303 outer wall center with first support frame 301 rotation connection, first swing arm 303 is away from anti -unwinding roller 302 one end rotation connection has first cylinder 304, first cylinder 304 is away from first swing arm 303 one end with first support frame 301 rotation connection, first support frame 301 with frame 1 top slidingly connected, first support frame 301 outer wall is equipped with linear drive mechanism 305 level, two anti -unwinding roller 302 are located first support frame 301 top both sides, first cylinder 304 and first swing arm 303 are connected one end is located close to first support frame 301 inner wall center, frame 1 top side still is equipped with guide roller assembly 4, guide roller assembly 4 includes second support frame 401 and two guide roller 402, guide roller 402 both ends are equipped with the rotation connection of second swing arm 403, second swing arm 403 outer wall center with second support frame 401 rotation connection, second swing arm 403 is away from guide roller 402 one end rotation connection has second cylinder 404, second cylinder 404 is away from second swing arm 403 one end with second support frame 401 rotation connection, second swing arm 403 with first swing arm 303 structure is same, second cylinder 404 and second swing arm 403 are connected one end is located away from second support frame 401 inner wall center.

[0024] In one embodiment, the linear drive mechanism 305 includes a hydraulic cylinder 306 and a guide rail 307, the outer wall of the guide rail 307 is sleeved with a plurality of sliding blocks 308, the sliding blocks 308 are fixedly connected with the outer wall of the first support frame 301 through a connecting plate 309, the output end of the hydraulic cylinder 306 is fixedly connected with the connecting plate 309 through a connecting sheet 310, the end of the hydraulic cylinder 306 away from the connecting sheet 310 is fixedly connected with the frame 1, the guide rail 307 is fixedly connected with the frame 1, when the linear drive mechanism 305 works, the hydraulic cylinder 306 adjusts and extends or retracts, the hydraulic cylinder 306 can drive the first support frame 301 to move horizontally through the connecting sheet 310 and the connecting plate 309, and the cooperation of the guide rail 307 and the sliding blocks 308 can effectively improve the safety and stability of the horizontal movement adjustment of the first support frame 301.

[0025] In one embodiment, the winding assembly 2 comprises a support frame 201, one side of the top of the support frame 201 is horizontally provided with a rotatingly connected gas inflation shaft 202, the other side of the outer wall of the support frame 201 is provided with a servo motor, the servo motor is fixedly connected with one end of the gas inflation shaft 202 through a speed reducer, the support frame 201 rotatably supports the gas inflation shaft 202, the servo motor can drive the gas inflation shaft 202 to rotate through the speed reducer, the gas inflation shaft 202 drives the winding drum sleeved on the outer side to rotate and wind, and the use of the gas inflation shaft 202 facilitates the installation and replacement of the winding drum and facilitates the roll changing operation of the aluminum foil winding.

[0026] The working principle of the utility model is as follows:

[0027] Referring to the drawings in the specification Figures 1-5 , the utility model discloses a winding assembly 2, anti -looseness sub -assembly 3, first support frame 301, anti -looseness roller 302, first swing arm 303, first cylinder 304 and linear drive mechanism 305 are set up, and the rack 1 supports winding assembly 2 and anti -looseness sub -assembly 3, winding assembly 2 is used to wind the aluminum foil and handle, anti -looseness sub -assembly 3 is used to be rolled and clamped to the aluminum foil below winding assembly 2, can effectively avoid the problem that the aluminum foil roll is loose, first support frame 301 supports first cylinder 304 and first swing arm 303, the telescopic movement of first cylinder 304 can drive first swing arm 303 one end to swing, so that the anti -looseness roller 302 at the other end of first swing arm 303 can swing in the opposite direction, realize the position of anti -looseness roller 302 is swung and is adjusted, further realize the distance of anti -looseness roller 302 and winding assembly 2 is adjusted, guarantee the outer wall of anti -looseness roller 302 can always be closely rolled and contacted with the aluminum foil roll on winding assembly 2, further effectively guarantee the tightness of winding assembly 2 to the aluminum foil roll winding, simultaneously can be clamped to the aluminum foil roll when the aluminum foil roll breaks down, can effectively avoid the problem that the aluminum foil roll on winding assembly 2 is loose, further guarantee the winding quality of aluminum foil roll;

[0028] When using, the winding sleeve is sleeved on the winding assembly 2, one end of the aluminum foil to be wound is fixed on the winding sleeve, the telescopic movement of first cylinder 304 is adjusted, first cylinder 304 drives first swing arm 303 one end to swing, anti -looseness roller 302 at the other end of first swing arm 303 is adjusted in the opposite direction, adjust to the surface of the aluminum foil roll to be wound of anti -looseness roller 302, start winding assembly 2, winding assembly 2 drives winding sleeve to wind the aluminum foil, in the aluminum foil winding process, the anti -looseness roller 302 can be adjusted to be always rolled and contacted with the surface of the aluminum foil, in the process that the roll diameter of the aluminum foil roll is continuously increased, the anti -looseness roller 302 always rolls and clamps the aluminum foil roll, can effectively guarantee the winding tightness of the aluminum foil roll;When the aluminum foil roll is accidentally pulled apart, the anti -looseness roller 302 clamps the aluminum foil roll, can effectively avoid the problem that the aluminum foil roll is loose, guarantee the product quality of aluminum foil;

[0029] Two anti-loose rollers 302 are arranged on the anti-loose assembly 3, which can respectively make rolling contact and pressing at two positions of the outer wall of the aluminum foil roll, so as to effectively improve the tightness of the aluminum foil roll during the winding process. When the aluminum foil is accidentally broken, the two positions on the outer side of the aluminum foil roll can be pressed, which can further improve the anti-loose winding effect of the aluminum foil roll. By arranging the linear driving mechanism 305, the linear driving mechanism 305 can drive the first support frame 301 to move horizontally and linearly, and then drive the two anti-loose rollers 302 to move horizontally as a whole, so that the adjustment range of the movement of the two anti-loose rollers 302 is larger, and the anti-loose assembly 3 can adapt to larger aluminum foil roll diameters, thereby effectively improving the adaptability of the anti-loose assembly 3.

[0030] The two anti-loose rollers 302 are arranged on the first support frame 301 at the top of the two sides, and the end of the first cylinder 304 connected with the first swing arm 303 is located close to the center of the inner wall of the first support frame 301, so that the adjustment range of the distance between the two anti-loose rollers 302 is larger, which can more conveniently adapt to the change of the diameter of the aluminum foil roll, and the anti-loose roller 302 can more conveniently roll and adhere to the surface of the aluminum foil roll.

[0031] The guide roller assembly 4 is arranged at the top of the rack 1, which can guide the aluminum foil before winding, thereby effectively improving the stability of the aluminum foil during the winding process. The second support frame 401 supports the second cylinder 404 and the second swing arm 403. The extension and retraction movement of the second cylinder 404 can drive one end of the second swing arm 403 to swing, so that the guide roller 402 located at the other end of the second swing arm 403 can swing in the opposite direction, thereby realizing the swing adjustment of the position of the guide roller 402, and then realizing the adjustment of the distance between the two guide rollers 402. The aluminum foil to be wound passes between the two guide rollers 402, and the two guide rollers 402 can roll and clamp the aluminum foil. During the winding process of the aluminum foil, the two guide rollers 402 normally roll, and when the aluminum foil is accidentally broken, the two guide rollers 402 cooperate to clamp and fix the aluminum foil, which can effectively prevent the aluminum foil from loosening before winding, thereby effectively improving the stability of the aluminum foil winding and facilitating the subsequent re-winding of the aluminum foil.

[0032] The second swing arm 403 is designed to have the same structure as the first swing arm 303, and the end of the second cylinder 404 connected with the second swing arm 403 is located away from the center of the inner wall of the second support frame 401, so that the distance between the two guide rollers 402 is shorter, and the guide roller 402 is more convenient for clamping the aluminum foil.

[0033] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. An apparatus for preventing loose winding of an aluminum foil, comprising a frame (1), characterized in that: The frame (1) top is equipped with winding assembly (2) and anti-loose assembly (3), winding assembly (2) is located above anti-loose assembly (3), anti-loose assembly (3) includes first support frame (301) and two anti-loose roller (302), the both ends of anti-loose roller (302) are equipped with rotatably connected first swing arm (303), the outer wall center of first swing arm (303) is rotatably connected with first support frame (301), the end of first swing arm (303) away from anti-loose roller (302) is rotatably connected with first cylinder (304), the end of first cylinder (304) away from first swing arm (303) is rotatably connected with first support frame (301), first support frame (301) is slidably connected with the top of frame (1), the outer wall of first support frame (301) is horizontally equipped with linear drive mechanism (305).

2. The apparatus according to claim 1, wherein: Two anti-loose roller (302) are respectively arranged on the top of first support frame (301) on both sides, the end of first cylinder (304) connected with first swing arm (303) is located close to the center of inner wall of first support frame (301).

3. The apparatus according to claim 1, wherein: The linear drive mechanism (305) includes hydraulic cylinder (306) and guide rail (307), the outer wall of guide rail (307) is slidably sleeved with a plurality of sliding blocks (308), the sliding blocks (308) are fixedly connected with the outer wall of first support frame (301) through connecting plate (309), the output end of hydraulic cylinder (306) is fixedly connected with connecting plate (309) through connecting sheet (310), the end of hydraulic cylinder (306) away from connecting sheet (310) is fixedly connected with frame (1), and guide rail (307) is fixedly connected with frame (1).

4. The apparatus according to claim 1, wherein: The winding assembly (2) includes support frame (201), the top of support frame (201) is horizontally equipped with rotatably connected gas expansion shaft (202) on one side, the other side of the outer wall of support frame (201) is equipped with servo motor, and one end of gas expansion shaft (202) is fixedly connected with servo motor through speed reducer.

5. The apparatus of claim 1 wherein: the first and second rollers are mounted on a common shaft; and the first and second rollers are mounted on the common shaft such that the first and second rollers are in contact with each other. The top of frame (1) is also equipped with guide roller assembly (4) on one side, the guide roller assembly (4) includes second support frame (401) and two guide rollers (402), the both ends of guide roller (402) are rotatably connected with second swing arm (403), the outer wall center of second swing arm (403) is rotatably connected with second support frame (401), and the end of second swing arm (403) away from guide roller (402) is rotatably connected with second cylinder (404).

6. An apparatus for preventing loose winding of an aluminum foil according to claim 5, wherein: The second swing arm (403) is same in structure with first swing arm (303), and the end of second cylinder (404) connected with second swing arm (403) is located away from the center of inner wall of second support frame (401).

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