Roller shaft tightness adjusting device of rewinding machine

Abstract

The utility model relates to the field of roller shaft tightness adjustment of a rewinding machine, in particular to a roller shaft tightness adjustment device of the rewinding machine. The technical problems that in the using process of the rewinding machine, due to the fact that suspension design is mostly adopted, raw materials are pulled and output through pulling force generated at the rewinding position, the structure is fixed, roller shaft tensioning adjustment is not timely, the materials are loosened and wrinkled, and the compactness and flatness of the wound materials are reduced are solved. According to the technical scheme, the roll shaft tightness adjusting device of the rewinding machine comprises a support. The device further comprises an adjusting assembly, a winding assembly and an anti-slip strip. According to the utility model, the telescopic cylinder is started, and the first gear is in transmission connection with the guide rail rack under the connection of the telescopic end of the telescopic cylinder, so that the expansion shaft is moved to the required position, and the quality and flatness of the rewound material are further ensured.

Description

Technical Field

[0001] The utility model relates to the field of roller tension adjustment of a rewinding machine, in particular to a roller tension adjustment device of a rewinding machine. Background Art

[0002] A rewinder is a special equipment for paper, mica tape and film. Its purpose is to rewind the paper rolls produced by the paper machine in sequence. It has the advantages of compact structure and easy operation. The material is flatter and taut after rewinding, which meets the requirements of the factory. However, during use, most of the existing rewinders adopt a suspended design, and the raw materials are pulled out by the tension generated at the rewinding point. In addition, the structure is relatively fixed, and the roller tensioning adjustment is not timely, resulting in loose and wrinkled materials, which reduces the compactness and flatness of the rolled materials. Utility Model Content

[0003] In order to overcome the problem that during the use of the rewinder, most of them adopt a suspended design, the tension generated at the rewinding point pulls the output raw materials, and the structure is relatively fixed, and the roller tensioning adjustment is not timely, causing the material to become loose and wrinkled, reducing the tightness and flatness of the rolled material.

[0004] The technical solution of the utility model is: a roller tension adjustment device for a rewinding machine, comprising a bracket; also comprising an adjustment component, a winding component, and an anti-skid strip. The front side of the top end of the bracket is provided with an adjustment component with adjustable tension, the rear side of the top end of the bracket is provided with a winding component for winding raw materials, and three groups of anti-skid strips are relatively arranged on the left and right sides of the bottom end of the bracket.

[0005] Preferably, the tightness of the rewinder roller is adjusted by adjusting the component, thereby ensuring the smooth operation and correct tension of the wound material, and at the same time, raw material rolls of different specifications can be placed and fixed, further improving the usability of the rewinder. The setting of the winding component facilitates the rewinder to rewind the raw materials according to needs, so as to facilitate the storage, transportation and use of the raw material rolls, while ensuring the quality and flatness of the curled material.

[0006] Preferably, the adjustment component includes a guide rack, a first gear, a winding roller, an expansion shaft, a protective plate, a fixed plate, a sensor, a limit plate, a connecting plate, a fixed block, a telescopic cylinder, and a support plate. Guide racks are arranged on the left and right sides of the top of the bracket. When the tightness of the roller shaft of the rewinding machine is adjusted, the first gear is connected to the guide rack, thereby moving the expansion shaft to the desired position, thereby ensuring the quality and flatness of the rolled material when it is rewound.

[0007] Preferably, the top end of the guide rail rack is rotatably connected to the first gear, a winding rod is connected between the first gears, an expansion shaft is installed on the outside of the winding rod, a protective plate is provided above the back side of the first gear, and a fixed plate is fixedly connected to the back side of the protective plate. When the tightness of the roller of the rewinding machine is adjusted, the wound material is sleeved on the outside of the expansion shaft, and the expansion shaft is expanded by external air supply to offset the wound material, thereby facilitating the limiting and fixing of the wound material.

[0008] Preferably, a sensor is provided on the right side of the fixing plate, and the output end of the sensor is connected to the expansion shaft, a limit plate is provided at the rear end of the guide rail rack, and the limit plate is provided on the top end of the bracket.

[0009] Preferably, a connecting plate is provided at the left end of the fixed plate, and a fixed block is fixedly connected to the rear end of the connecting plate surface, a telescopic cylinder is provided on the left side wall of the bracket, and the telescopic end of the telescopic cylinder is connected to the rear end of the fixed block, and a support plate is provided at the bottom end of the telescopic cylinder.

[0010] Preferably, the winding assembly includes a fixed roller, a second gear, a motor, a third gear, a transmission belt, and a guide roller. A fixed roller is arranged on the rear side of the top end of the bracket, and the fixed roller is rotatably connected to the second gear on the back side.

[0011] Preferably, a motor is arranged on the right side wall of the bracket, and a third gear is symmetrically arranged on the outer side of the motor's rotating shaft. The outer sides of the third gear and the second gear are both connected with a transmission belt. A guide roller is arranged between the brackets, and the guide roller is arranged at the front end of the fixed roller. When the rewinding machine is used, the motor is started, and the motor drives the third gear to rotate, and under the transmission of the second gear, the fixed roller is driven to rotate to rewind the rolled material.

[0012] 1. The tightness of the rewinder roller can be adjusted by adjusting the components, so as to ensure the smooth operation and correct tension of the coiled material. At the same time, the raw material rolls of different specifications can be placed and fixed, which further improves the usability of the rewinder. The setting of the rewinding component is convenient for the rewinder to rewind the raw materials according to the needs, so as to facilitate the storage, transportation and use of the raw material rolls, and at the same time ensure the quality and flatness of the rolled materials;

[0013] 2. By starting the telescopic cylinder, the first gear is connected to the guide rail rack under the telescopic end connection of the telescopic cylinder, so as to move the expansion shaft to the required position, thereby ensuring the quality and flatness of the rolled material when it is rewound;

[0014] 3. By sleeve-fitting the coiled material onto the outside of the expansion shaft, the expansion shaft is expanded by external air supply until it contacts the coiled material, thereby facilitating the positioning and fixing of the coiled material, and preventing the coiled material from falling when it is rewound, thereby affecting work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The first three-dimensional structure schematic diagram of the roller tension adjustment device of the rewinding machine of the utility model is shown;

[0016] Figure 2 The second three-dimensional structure schematic diagram of the roller tension adjustment device of the rewinding machine of the utility model is shown;

[0017] Figure 3 The third three-dimensional structure schematic diagram of the roller tension adjustment device of the rewinding machine of the utility model is shown;

[0018] Figure 4 The utility model is a roller tension adjustment device for a rewinding machine. Figure 1 Schematic diagram of the three-dimensional structure of local A in the middle.

[0019] Explanation of the accompanying drawings: 1. Bracket; 2. Adjustment assembly; 201. Guide rack; 202. First gear; 203. Winding roller; 204. Expansion shaft; 205. Protective plate; 206. Fixed plate; 207. Sensor; 208. Limiting plate; 209. Connecting plate; 210. Fixed block; 211. Telescopic cylinder; 212. Support plate; 3. Winding assembly; 301. Fixed roller; 302. Second gear; 303. Motor; 304. Third gear; 305. Drive belt; 306. Guide roller; 4. Anti-slip strip. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] See also Figure 1 The utility model provides an embodiment: a roller tension adjustment device for a rewinding machine, comprising a bracket 1; also comprising an adjusting component 2, a winding component 3, and an anti-skid strip 4. An adjusting component 2 with adjustable tension is arranged on the front side of the top of the bracket 1, and a winding component 3 for winding raw materials is arranged on the rear side of the top of the bracket 1. Three groups of anti-skid strips 4 are relatively arranged on the left and right sides of the bottom end of the bracket 1. The tension of the rewinding machine roller is adjusted by the adjusting component 2, so as to ensure the smooth operation and correct tension of the wound material, and at the same time, raw material rolls of different specifications can be placed and fixed, which further improves the usability of the rewinding machine, and the arrangement of the winding component 3 makes it easy for the rewinding machine to rewind the raw material according to demand, so as to facilitate the storage, transportation and use of the raw material rolls, while ensuring the quality and flatness of the curled material, and the arrangement of the anti-skid strip enhances the placement stability of the rewinding machine.

[0022] See also Figure 2-4In this embodiment, the adjustment component 2 includes a guide rack 201, a first gear 202, a winding rod 203, an expansion shaft 204, a protective plate 205, a fixing plate 206, a sensor 207, a limit plate 208, a connecting plate 209, a fixing block 210, a telescopic cylinder 211, and a support plate 212. The left and right sides of the top of the bracket 1 are provided with guide racks 201; the tops of the guide racks 201 are rotatably connected to the first gears 202, and the winding rods 203 are connected between the first gears 202. The expansion shaft 204 is installed on the outside of the winding rod 203, and the first gear 202 is on the back side. A protective plate 205 is provided on the top, and a fixed plate 206 is fixedly connected to the back side of the protective plate 205; a sensor 207 is provided on the right side of the fixed plate 206, and the output end of the sensor 207 is connected to the expansion shaft 204, and a limit plate 208 is provided at the rear end of the guide rack 201, and the limit plate 208 is provided on the top of the bracket 1; a connecting plate 209 is provided on the left end of the fixed plate 206, and a fixed block 210 is fixedly connected to the rear end of the surface of the connecting plate 209, and a telescopic cylinder 211 is provided on the left side wall of the bracket 1, and the telescopic end of the telescopic cylinder 211 is connected to the fixed block 21 0, a support plate 212 is provided at the bottom end of the telescopic cylinder 211; the winding assembly 3 includes a fixed roller 301, a second gear 302, a motor 303, a third gear 304, a transmission belt 305, and a guide roller 306. A fixed roller 301 is provided at the rear side of the top of the bracket 1, and the fixed roller 301 is rotatably connected to the second gear 302 on the back side; a motor 303 is provided on the right side wall of the bracket 1, and a third gear 304 is symmetrically provided on the outer side of the rotating shaft of the motor 303. The third gear 304 and the outer side of the second gear 302 are both connected to the transmission belt 305. A guide roller 306 is arranged between the rollers 304 and the guide roller 306 is arranged at the front end of the fixed roller 301. By starting the telescopic cylinder 211, the first gear 202 is connected to the guide rail rack 201 through the telescopic end connection of the telescopic cylinder 211, so that the expansion shaft 204 is moved to the required position, thereby ensuring the quality and flatness of the coiled material when it is rewound, and the coiled material is sleeved on the outside of the expansion shaft 204. The expansion shaft 204 is expanded by external air supply to make it counter to the coiled material, so as to facilitate the limit fixation of the coiled material and avoid the coiled material from falling when it is rewound, affecting the work efficiency.

[0023] During operation, the coiled material is sleeved on the outside of the expansion shaft 204, and the expansion shaft 204 is expanded by external air supply to make it counter to the coiled material, so as to facilitate the limit fixing of the coiled material to prevent the coiled material from falling when it is rewound, affecting the work efficiency, and start the telescopic cylinder 211. Under the connection of the telescopic end of the telescopic cylinder 211, the first gear 202 is connected to the guide rail rack 201, so as to move the expansion shaft 204 to the required position, thereby ensuring the quality and flatness of the coiled material when it is rewound, and the beginning of the coiled material is wound around the fixed roller 301, and the motor 303 is started. The motor 303 drives the third gear 304 to rotate, and under the transmission of the second gear 302, the fixed roller 301 is driven to rotate, and the coiled material is rewound. The coiled material after winding is stored, transported and used.

[0024] Through the above steps, the adjustment component 2 adjusts the tightness of the rewinder roller, thereby ensuring the smooth operation and correct tension of the wound material. At the same time, raw material rolls of different specifications can be placed and fixed, further improving the usability of the rewinder. The setting of the winding component 3 makes it easy for the rewinder to rewind the raw materials according to needs, so as to facilitate the storage, transportation and use of the raw material rolls, while ensuring the quality and flatness of the curled material.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A roller tension adjustment device for a rewinding machine, comprising a bracket (1); characterized in that: The invention also comprises an adjustment component (2), a winding component (3), and an anti-slip strip (4); the front side of the top end of the bracket (1) is provided with an adjustment component (2) with adjustable tightness; the rear side of the top end of the bracket (1) is provided with a winding component (3) for winding raw materials; and three groups of anti-slip strips (4) are arranged on the left and right sides of the bottom end of the bracket (1) in a relative manner.

2. The roller tension adjustment device of a rewinding machine according to claim 1, characterized in that: The adjustment component (2) comprises a guide rail rack (201), a first gear (202), a winding rod (203), an expansion shaft (204), a protective plate (205), a fixing plate (206), a sensor (207), a limit plate (208), a connecting plate (209), a fixing block (210), a telescopic cylinder (211), and a support plate (212). The guide rail racks (201) are arranged on both left and right sides of the top of the bracket (1).

3. The roller tension adjustment device of a rewinding machine according to claim 2, characterized in that: The top ends of the guide rail racks (201) are rotatably connected to the first gears (202), a winding rod (203) is connected between the first gears (202), an expansion shaft (204) is installed on the outside of the winding rod (203), a protective plate (205) is arranged above the back side of the first gears (202), and a fixing plate (206) is fixedly connected to the back side of the protective plate (205).

4. The roller tension adjustment device of a rewinding machine according to claim 3, characterized in that: A sensor (207) is arranged on the right side of the fixing plate (206), and the output end of the sensor (207) is connected to the expansion shaft (204). A limit plate (208) is arranged at the rear end of the guide rail rack (201), and the limit plate (208) is arranged on the top end of the bracket (1).

5. The roller tension adjustment device of a rewinding machine according to claim 4, characterized in that: A connecting plate (209) is provided at the left end of the fixing plate (206), and a fixing block (210) is fixedly connected to the rear end of the surface of the connecting plate (209). A telescopic cylinder (211) is provided on the left wall of the bracket (1), and the telescopic end of the telescopic cylinder (211) is connected to the rear end of the fixing block (210), and a supporting plate (212) is provided at the bottom end of the telescopic cylinder (211).

6. The roller tension adjustment device of a rewinding machine according to claim 1, characterized in that: The winding assembly (3) comprises a fixed roller (301), a second gear (302), a motor (303), a third gear (304), a transmission belt (305), and a guide roller (306). The fixed roller (301) is arranged at the rear side of the top end of the bracket (1), and the fixed roller (301) is rotatably connected to the second gear (302) on the back side.

7. The roller tension adjustment device of a rewinding machine according to claim 1, characterized in that: A motor (303) is arranged on the right side wall of the bracket (1); a third gear (304) is symmetrically arranged on the outer side of the rotating shaft of the motor (303); a transmission belt (305) is connected to the outer sides of the third gear (304) and the second gear (302); a guide roller (306) is arranged between the brackets (1), and the guide roller (306) is arranged at the front end of the fixed roller (301).

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