Unwinding frame for paper roll feeding

Abstract

The unwinding frame comprises a bearing bottom plate, a fixing plate is installed on the bearing bottom plate, an installation opening is formed in the fixing plate, a guide rod is installed on the inner side of the installation opening, a bearing block is installed on the guide rod and connected with the bearing bottom plate through a vertical adjusting assembly, and the bearing block moves on the guide rod. A bearing block is installed on the fixing plate, a placement main shaft is installed on the bearing block, a paper roll is placed on the placement main shaft, a limiting assembly is installed on the placement main shaft, two sets of symmetrically-arranged notches are formed in the fixing plate, a guide plate is installed on the inner sides of the notches and connected with the fixing plate through a moving assembly, and a paper roll guide column is installed on the guide plate; a plurality of groups of paper roll guide columns are arranged; the vertical position of the bearing block can be adjusted, so that the height of the placed main shaft can be flexibly adjusted, the applicability of the device is higher, and the requirement for extra adjustment or equipment replacement caused by the change of the specification of a paper roll is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to paperboard processing auxiliary equipment technical field especially relates to a kind of for paper roll feeding unwinding frame. BACKGROUND

[0002] Paperboard is the composite material of multiple paper stacking, is widely used in packaging industry, especially the manufacture of box, tray and protective pad. Its structure is usually provided with strength and rigidity by inner paper, and the appearance and protection performance are enhanced by wrapping outer paper. Through reasonable multi-layer stacking and bending technology, paperboard has the advantages of light, pressure-resistant, recyclable and the like.

[0003] In paperboard processing, paper roll is an important raw material form. Large-size paper roll needs to be cut, wound, placed, fed and stacked, and finally prepared into paperboard meeting the requirements. To facilitate these processes, paper roll placing rack is used to fix and support the cut paper roll. For example, the prior art (authorized publication number CN217024757U) discloses a coated paper roll protection type placing rack, which overcomes the problem that in the prior art, when coated paper is used, it is directly placed on the support frame in an open manner, directly contacts with the air, and is easily damp and wet for a long time, affecting the quality of the coated paper.

[0004] Based on the prior art, it is found that during the placement of the paper roll, the paper roll placing rack is usually connected with the paper roll by an intermediate roller, which does not affect the rotation of the paper roll. However, due to the large difference in the diameter of the paper roll used in processing, from small paper roll (a few hundred millimeters) to large paper roll (more than one meter). The fixed intermediate roller height is difficult to be compatible with paper rolls of different specifications, resulting in that the paper roll may be too high or too low when placed, which is not convenient for operation. Therefore, the utility model provides a paper roll feeding unwinding frame to solve the problems in the prior art. UTILITY MODEL CONTENT

[0005] In view of the above problems, the utility model aims to provide a paper roll feeding unwinding frame, which has the advantage of improving the adaptability of the device and can solve the problems in the prior art.

[0006] The utility model discloses a kind of unwinding frame for paper roll feeding, including load-bearing bottom plate, fixed plate is installed on the load-bearing bottom plate, and fixed plate is equipped with mounting port, guiding rod is installed in the inside of mounting port, load-bearing block is installed on the guiding rod, and load-bearing block is connected with load-bearing bottom plate by vertical adjusting component, load-bearing block moves on guiding rod, and load-bearing block is installed with the main shaft of placement, paper roll is placed on the main shaft of placement, and limit component is installed on the main shaft of placement, two groups of notches are set up symmetrically in the fixed plate, guiding plate is installed in the inside of notch, and guiding plate is connected with fixed plate by moving component, paper roll guiding column is installed on the guiding plate, and paper roll guiding column is equipped with several groups.

[0007] Further improvement lies in that the vertical adjusting component includes a hollow frame fixedly connected with the load-bearing block, an electric hydraulic rod is arranged below the hollow frame and fixedly connected with the load-bearing bottom plate, and an output end of the electric hydraulic rod is connected with the hollow frame.

[0008] Further improvement lies in that the limit component includes a disc, an extrusion ring is mounted on one side of the disc facing the paper roll through a spring, an extrusion wheel is mounted on the extrusion ring, the extrusion wheel is provided with a plurality of groups, and the extrusion wheel is in contact with the paper roll.

[0009] Further improvement lies in that the moving component includes an adjusting column, two groups of insertion holes are symmetrically arranged on the fixed plate and correspond to the positions of the two groups of notches, a lower end of the adjusting column extends into the insertion holes and is connected with the fixed plate through bolts, a bolt hole is arranged on the adjusting column, and a plurality of groups of bolt holes are sequentially arranged from top to bottom.

[0010] Further improvement lies in that a threaded connection hole is arranged at an end of the main shaft of placement away from the load-bearing block, a threaded connection part is arranged on the disc, and the threaded connection part is connected with the threaded connection hole through threads.

[0011] Further improvement lies in that a plurality of grooves are arranged below the load-bearing bottom plate.

[0012] Further improvement lies in that a stop ring is arranged between the paper roll and the load-bearing block, and the stop ring is sleeved on the main shaft of placement.

[0013] The unwinding frame for paper roll feeding has the advantages that through the cooperation of the load-bearing block, the guiding rod and the vertical adjusting component, the up-down position of the load-bearing block can be adjusted, the height of the main shaft of placement is flexibly adjusted, various paper roll diameters can be adapted to, the device has higher applicability, and the need for additional adjustment or replacement of equipment caused by changes in the specifications of paper rolls is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0015] Figure 1 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0016] Figure 2 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0017] Figure 3 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0018] Figure 4 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0019] Figure 5 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0020] Figure 6 is a front view schematic diagram of the paper roll in an uninstalled state of the present application.

[0021] Wherein: 1, bearing bottom plate; 2, fixed plate; 3, installation port; 4, guide rod; 5, bearing block; 6, placing main shaft; 7, paper roll; 8, notch; 9, guide plate; 10, paper roll guide column; 11, hollow frame; 12, electric hydraulic rod; 13, disc; 14, spring; 15, extrusion ring; 16, extrusion wheel; 17, adjusting column; 18, threaded connection hole; 19, groove; 20, stop ring. DETAILED DESCRIPTION

[0022] In order to deepen the understanding of the present application, the following will be further described in combination with the embodiments of the present application, and the present embodiments are only used to explain the present application, and do not constitute the limitation of the protection scope of the present application.

[0023] According to Figures 1-6 As shown in the figure, the present embodiment proposes a paper roll unwinding frame for paper roll feeding, which comprises a bearing bottom plate 1 responsible for providing the support and stability of the overall structure, in order to improve the adaptability of the use environment, the bottom plate is provided with a plurality of groups of grooves 19 below, which facilitates the hoisting of the device, when the ground is provided with a limiting plate or limiting block matched with the groove 19, the stability of the bearing bottom plate 1 can be strengthened.

[0024] The fixed plate 2 is installed on the load bearing bottom plate 1, and the mounting port 3 is arranged on the fixed plate 2, the guide rod 4 is installed on the inner side of the mounting port 3, the load bearing block 5 is installed on the guide rod 4, and the load bearing block 5 is connected with the load bearing bottom plate 1 through the vertical adjusting assembly, the load bearing block 5 moves on the guide rod 4, and the main shaft 6 is installed on the load bearing block 5. Specifically, the guide rod 4 is used for guiding the up-down movement of the load bearing block 5, ensuring the stability of the movement process and avoiding deviation or shaking, and the load bearing block 5 is used for supporting the paper roll 7. Under the action of the vertical adjusting assembly, the up-down position of the load bearing block 5 can be adjusted, so that the height of the load bearing block can be flexibly adjusted in the device, the adaptability of the equipment to paper rolls of different specifications is significantly improved, the complexity of manual operation is reduced, and the material changing efficiency is improved.

[0025] Further, the vertical adjusting assembly comprises a hollow frame 11, the hollow frame 11 is fixedly connected with the load bearing block 5, an electric hydraulic rod 12 is arranged below the hollow frame 11, the electric hydraulic rod 12 is fixedly connected with the load bearing bottom plate 1, and the output end of the electric hydraulic rod 12 is connected with the hollow frame 11. In work, the up-down adjustment of the load bearing block 5 is realized through hydraulic drive, so as to conveniently adapt to the placement requirements of paper rolls of different diameters.

[0026] The paper roll 7 is placed on the main shaft 6, and the paper roll 7 can freely rotate on the main shaft 6. A limiting assembly is installed on the main shaft 6, and the limiting assembly comprises a disc 13. The side of the disc 13 facing the paper roll 7 is provided with a pressing ring 15 through a spring 14. The pressing ring 15 is provided with a plurality of pressing wheels 16. In this embodiment, the pressing wheels 16 are evenly provided with four groups. The pressing wheels 16 are in contact with the paper roll 7. After the paper roll 7 is installed, the disc 13 is installed, and then the pressing wheels 16 are in contact with the side surface of the paper roll 7 under the action of the spring 14, and a certain force is applied to the paper roll 7, so as to prevent the paper roll from deviating greatly.

[0027] Further, a threaded connection hole 18 is arranged at the end of the main shaft 6 away from the load bearing block 5, a threaded connection part is arranged on the disc 13, and the threaded connection part is connected with the threaded connection hole 18 through threads. The threaded connection part is convenient for dismounting after installation between the disc 13 and the main shaft 6. Meanwhile, a stop ring 20 is arranged between the paper roll 7 and the load bearing block 5, the stop ring 20 is sleeved on the main shaft 6, and the stop ring 20 avoids the contact between the paper roll 7 and the fixed plate 2 and also plays a limiting role.

[0028] The fixed plate 2 is provided with two groups of recesses 8 arranged symmetrically, the inner side of the recess 8 is provided with a guide plate 9, and the guide plate 9 is connected with the fixed plate 2 through a moving assembly, the moving assembly comprises an adjusting column 17, the fixed plate 2 is provided with two groups of insertion holes arranged symmetrically, and the two groups of insertion holes correspond to the positions of the two groups of recesses 8 respectively, the lower end of the adjusting column 17 extends into the insertion hole and is connected with the fixed plate 2 through a bolt, the adjusting column 17 is provided with a bolt hole, and a plurality of groups of bolt holes are sequentially arranged from top to bottom, the height of the guide plate 9 can be adjusted according to the needs through the bolt holes, and correspondingly, the paper roll guide column 10 is arranged on the guide plate 9, and the paper roll guide column 10 is provided with a plurality of groups. Figure 6 As shown in the drawings, when the paper roll 7 is installed, one end thereof is transmitted outward through a certain paper roll guide column 10, and then the height of the paper roll guide column 10 can be adjusted, so as to adapt to the subsequent traction equipment.

[0029] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A paper roll unwinding stand for paper roll loading, comprising a load-bearing base plate (1), characterized in that: The fixed plate (2) is installed on the load bearing bottom plate (1), and the mounting port (3) is arranged on the fixed plate (2), the guide rod (4) is installed on the inner side of the mounting port (3), the load bearing block (5) is installed on the guide rod (4), and the load bearing block (5) is connected with the load bearing bottom plate (1) through the vertical adjusting assembly, the load bearing block (5) moves on the guide rod (4), the placing main shaft (6) is installed on the load bearing block (5), the paper roll (7) is placed on the placing main shaft (6), and the limiting assembly is installed on the placing main shaft (6), the notches (8) are arranged on the fixed plate (2) in a symmetrical mode, the guide plate (9) is installed on the inner side of the notches (8), the guide plate (9) is connected with the fixed plate (2) through the moving assembly, the paper roll guide column (10) is installed on the guide plate (9), and the paper roll guide column (10) is provided with a plurality of groups.

2. The paper roll unwinding stand according to claim 1, characterized in that: The vertical adjusting assembly comprises a hollow frame (11), the hollow frame (11) is fixedly connected with the load bearing block (5), an electric hydraulic rod (12) is arranged below the hollow frame (11), and the electric hydraulic rod (12) is fixedly connected with the load bearing bottom plate (1); and the output end of the electric hydraulic rod (12) is connected with the hollow frame (11).

3. The paper roll unwinding stand for loading according to claim 1, characterized in that: The limiting assembly comprises a disc (13), the extrusion ring (15) is installed on one side of the disc (13) facing the paper roll (7) through the spring (14), the extrusion wheel (16) is installed on the extrusion ring (15), and the extrusion wheel (16) is provided with a plurality of groups; and the extrusion wheel (16) is in contact with the paper roll (7).

4. The paper roll unwinding stand for loading according to claim 1, characterized in that: The moving assembly comprises an adjusting column (17), the fixed plate (2) is provided with two groups of insertion holes arranged in a symmetrical mode, the positions of the two groups of insertion holes correspond to the positions of the two groups of notches (8) respectively, the lower end of the adjusting column (17) extends into the insertion hole and is connected with the fixed plate (2) through bolts, and the adjusting column (17) is provided with bolt holes, and a plurality of groups of bolt holes are sequentially arranged from top to bottom.

5. The paper roll unwinding stand for loading according to claim 3, characterized in that: The placing main shaft (6) is provided with a threaded connection hole (18) at the end away from the load bearing block (5), the disc (13) is provided with a threaded connection part, and the threaded connection part is connected with the threaded connection hole (18) through threads.

6. The paper roll unwinding stand for paper roll loading according to claim 1, characterized in that: The load bearing bottom plate (1) is provided with a groove (19) below, and the groove (19) is provided with a plurality of groups.

7. The paper roll unwinding stand for paper roll loading according to claim 1, characterized in that: The stop ring (20) is arranged between the paper roll (7) and the load bearing block (5), and the stop ring (20) is sleeved on the placing main shaft (6).

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