Winding roller hoisting device for papermaking

Abstract

The utility model relates to a papermaking wind-up roll hoisting device which comprises a hoisting rope, two pull rods are fixedly connected below the hoisting rope, a same lifting plate is fixedly connected below the two pull rods, and two clamping devices used for fixing wind-up rolls with different sizes are symmetrically arranged in the lifting plate. The device has the advantages that the limiting shaft moves downwards, the two rotating plates, the fixing shaft and the connecting plate are driven by the limiting shaft to move together, along with descending of the limiting shaft, the two rotating plates move relatively through the limiting shaft and the fixing shaft, the winding roller is clamped gradually, after clamping is completed, work of the hydraulic cylinder is stopped, and then the hydraulic cylinder stops working. The winding roller is lifted and moved to a designated position through a crane, before the winding roller is clamped, if it is found that large deviation exists between the two sides of the winding roller and the rotating plate, the handle can be pulled to drive the measuring ruler to adjust the position, measure and align the two sides of the winding roller, and then the position of the lifting plate is adjusted, so that accurate clamping of winding rollers of different sizes is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting technology field especially relates to a winding roll hoisting device for papermaking. BACKGROUND

[0002] In the papermaking process, the paper needs to be wound into a reel by a winding roll in the last stage of the production line for subsequent packaging and transportation. Since the winding roll is usually heavy, bulky and high, it is difficult to install and replace manually, so it needs to be completed by a hoisting device. This hoisting device can ensure the accurate and safe installation or replacement of the winding roll in the production line, avoid accidents caused by improper handling by the operator, and improve work efficiency and safety.

[0003] Some utility model patents in the hoisting technology field are disclosed in the prior art, including the utility model patent with application number CN221565496U, which discloses a paper roll hoisting device. The utility model relates to a paper roll hoisting device. The utility model includes a frame, an outer shell is fixedly connected above the frame; a spiral lifting assembly is arranged inside the outer shell, and the spiral lifting assembly includes a worm gear and a lead screw, the lead screw is threadedly connected in the middle of the worm gear; a sleeve rod is fixedly connected to the lower end of the lead screw; symmetrically arranged adjusting rods are slidingly connected inside the sleeve rod; a chain is fixedly connected to the outer side of the end of the adjusting rod away from the sleeve rod; adjusting assemblies are arranged inside the sleeve rod corresponding to the positions of the two adjusting rods; the worker rotates the rotating ring, the rotating ring drives the gear to rotate, the gear drives the two racks to move reversely outside the gear, the two racks reversely moving drives the two adjusting rods to reversely move inside the sleeve rod, the position of the adjusting rod can be adjusted, so that different lengths of rust-proof paper rolls can be hoisted, the same device can hoist different lengths of rust-proof paper rolls, and the practicality is improved.

[0004] In actual implementation, the above document adjusts the length of the adjusting rod to adapt to different specifications of the paper roll for hoisting, however, the length of the adjusting rod needs to be accurately adjusted every time different sizes of paper rolls are hoisted, and the paper roll is suspended by the sleeve hanging method, which may cause the risk of falling during hoisting due to insecure hanging in this process. UTILITY MODEL CONTENTS

[0005] (I) Technical problem to be solved

[0006] In order to solve the above problems of the prior art, the utility model provides a winding roll hoisting device for papermaking, which solves the problem that the prior art adjusts the length of the adjusting rod to adapt to different specifications of the paper roll for hoisting, however, the length of the adjusting rod needs to be accurately adjusted every time different sizes of paper rolls are hoisted, and the paper roll is suspended by the sleeve hanging method, which may cause the risk of falling during hoisting due to insecure hanging in this process.

[0007] The technical scheme

[0008] In order to achieve the above purpose, the main technical scheme of the utility model adopts:

[0009] A papermaking winding roller hoisting device, including the lifting rope, two pull rods are fixedly connected below the lifting rope, the same pull plate is fixedly connected below the two pull rods, two clamping devices for fixing different size winding rollers are symmetrically arranged in the pull plate, a pushing device for applying driving force is fixedly connected on one side of the clamping device, and a measuring device for measuring the length of the two sides of the winding roller is fixedly connected outside the clamping device.

[0010] The clamping device comprises a fixed plate, the fixed plate is clamped in the pull plate, a connecting shaft is arranged in the fixed plate, two connecting plates are rotatably connected outside the connecting shaft, the connecting plates are overlapped in the fixed plate, a fixed shaft is arranged in each of the two connecting plates, a rotating plate is rotatably connected outside the fixed shaft, and the same limiting shaft is rotatably connected in the two rotating plates.

[0011] The positions of the two connecting plates are staggered, and the positions of the two rotating plates are staggered.

[0012] The pushing device comprises a connecting block, the connecting block is fixedly connected on one side of the pull plate, a hydraulic cylinder is connected in the connecting plate, the output end of the hydraulic cylinder is fixedly connected to a push plate, a driving plate is fixedly connected below the push plate, and a driving plate is fixedly connected on one side of the driving plate.

[0013] The limiting shaft is rotatably connected on one side of the driving rod through a bearing.

[0014] The measuring device comprises a mounting plate, the mounting plate is fixedly connected on one side of the front rotating plate, a frame body is fixedly connected to the front surface of the mounting plate, a measuring scale is slidably connected in the frame body, a handle is fixedly connected on one side of the measuring scale, and a threaded rod is arranged in the frame body.

[0015] The frame body is provided with an internal thread, the threaded rod is clamped outside the measuring scale, and the threaded rod and the frame body are in threaded cooperation.

[0016] (Three) beneficial effects

[0017] The utility model discloses a beneficial effect is: when needing to hoist and carry the winding roll, first use the crane to hang the rope, then move two rotation plates to the outside of winding roll, then, start hydraulic cylinder, drive push board movement through hydraulic cylinder, drive the driving plate to move in turn, and then drive the driving rod and limit axle synchronous movement, at this moment, limit axle moves downward, and moves two rotation plates, fixed axle and connecting plate through limit axle together, with the downlink of limit axle, two rotation plates move relatively through limit axle and fixed axle, gradually clamping winding roll, after completing clamping, stop the work of hydraulic cylinder, then, utilize the crane to lift winding roll and move to the designated position, before clamping winding roll, if finding that winding roll both sides and rotation plate exist larger deviation, can drive the measuring ruler to carry out position adjustment through pulling handle, measures and aligns winding roll both sides, then adjusts the position of pull -out board to realize accurate clamping to different size winding roll. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is the three-dimensional structure schematic view of the utility model clamping device;

[0020] Figure 3 It is the utility model Figure 2 It is the structure schematic view of A part amplification in the utility model;

[0021] Figure 4 It is the three-dimensional structure schematic view of the utility model measuring device.

[0022]

Explanation of the drawings

[0023] 1, rope; 2, pull rod; 3, pull -out board; 4, clamping device; 41, fixed plate; 42, connecting shaft; 43, connecting plate; 44, fixed axle; 45, rotation plate; 46, limit axle; 5, push device; 51, connecting block; 52, hydraulic cylinder; 53, push plate; 54, driving plate; 55, driving rod; 6, measuring device; 61, mounting plate; 62, frame; 63, measuring ruler; 64, handle; 65, threaded rod. DETAILED DESCRIPTION

[0024] In order to better explain the utility model, so as to facilitate understanding, below combining with the drawings, through specific embodiment, the utility model is described in detail.

[0025] Please refer to Figures 1 to 4The utility model discloses a kind of papermaking winding roller hoisting devices shown in the figure, including sling 1, two pull rods 2 are fixedly connected in sling 1 lower, the same pull plate 3 is fixedly connected in two pull rods 2 lower, two clamping devices 4 for fixing different size winding rollers are symmetrically equipped in pull plate 3, one side of clamping device 4 is fixedly connected with the pusher 5 for exerting driving force, measuring device 6 for measuring the length of winding roller two sides respectively is fixedly connected outside clamping device 4.In actual implementation process, when winding roller needs to be hoisted, first use crane to hang sling 1, then two rotating plates 45 are moved to the outside of winding roller, then, start hydraulic cylinder 52, push plate 53 is driven to move by hydraulic cylinder 52, push driving plate 54 moves in turn, and then drive rod 55 and limit shaft 46 synchronous movement are driven, at this time, limit shaft 46 moves downward, and two rotating plates 45, fixed shaft 44 and connecting plate 43 are moved together by limit shaft 46, with the descending of limit shaft 46, two rotating plates 45 are relatively moved by limit shaft 46 and fixed shaft 44, and winding roller is gradually clamped, after clamping, stop the work of hydraulic cylinder 52, then, use crane to lift winding roller and move to specified position, realize the clamping of winding roller of different sizes.

[0026] Optionally, clamping device 4 includes fixed plate 41, fixed plate 41 is clamped in pull plate 3, connecting shaft 42 is penetrated in fixed plate 41, two connecting plates 43 are rotatably connected outside connecting shaft 42, connecting plate 43 is overlapped in fixed plate 41, fixed shaft 44 is penetrated in two connecting plates 43, rotating plate 45 is rotatably connected outside fixed shaft 44, and one limit shaft 46 is rotatably connected in two rotating plates 45.In actual implementation process, the cooperation design between fixed plate 41, connecting plate 43 and rotating plate 45 has significant structural stability and flexibility advantage, fixed plate 41 is rotatably connected with connecting plate 43 through connecting shaft 42, can guarantee the overall stability of device, and also allows connecting plate 43 to be flexibly adjusted position within a certain range, and connecting plate 43 and rotating plate 45 are rotatably connected through fixed shaft 44, further improve the degree of freedom of system, so that rotating plate 45 can be flexibly rotated to adapt to different clamping needs, and this kind of multi-point rotary connection design improves the operation convenience of device, and enhances the ability to adapt to complex working conditions.

[0027] Optionally, the position of two connecting plates 43 is staggered, and the position of two rotating plates 45 is staggered.In actual implementation process, in order to improve the stability and clamping precision of clamping device 4, by staggering the arrangement of two connecting plates 43 and two rotating plates 45, it can be ensured that the force distribution is more uniform during clamping, avoiding the problem of excessive local stress.

[0028] Optionally, the pushing device 5 comprises a connecting block 51 fixedly connected to one side of the lifting plate 3, a hydraulic cylinder 52 throughly connected in the connecting plate 43, an output end of the hydraulic cylinder 52 fixedly connected to a pushing plate 53, a driving plate 54 fixedly connected below the pushing plate 53, and a driving plate 54 fixedly connected to one side of the driving plate 54. In the actual implementation process, when the connecting block 51 is fixed to one side of the lifting plate 3, the firmness and load capacity of the connection need to be ensured to avoid loosening due to long-term use or frequent operation; when the hydraulic cylinder 52 is throughly connected to the connecting plate 43, the material strength and thickness of the connecting plate 43 should be able to withstand the force of the hydraulic cylinder 52, and the stroke range of the hydraulic cylinder 52 needs to be accurately calculated to adapt to the predetermined moving distance of the pushing plate 53.

[0029] Optionally, the limiting shaft 46 is rotatably connected to one side of the driving rod 55 through a bearing. In the actual implementation process, through the connection mode of the bearing, the limiting shaft 46 can flexibly rotate with the movement of the driving rod 55, ensuring accurate control during clamping, and the rotatable connection of the limiting shaft 46 also ensures smooth movement of the rotating plate 45 and other clamping components within a predetermined range, avoiding the phenomenon of jamming or failure due to poor rotation or excessive friction.

[0030] Optionally, the measuring device 6 comprises a mounting plate 61 fixedly connected to one side of the front rotating plate 45, a frame 62 fixedly connected to the front surface of the mounting plate 61, a measuring scale 63 slidingly connected in the frame 62, a handle 64 fixedly connected to one side of the measuring scale 63, and a threaded rod 65 provided in the frame 62. In the actual implementation process, before clamping the winding roller, if a large deviation is found between the two sides of the winding roller and the rotating plate 45, the handle 64 can be pulled to drive the measuring scale 63 to adjust the position, measure and align the two sides of the winding roller, and then adjust the position of the lifting plate 3 to realize accurate clamping of winding rollers of different sizes.

[0031] Optionally, the frame 62 is provided with an internal thread, the threaded rod 65 is threadedly connected between the frame 62, and the threaded rod 65 is clamped outside the measuring scale 63. In the actual implementation process, by providing the threaded rod 65 and the measuring scale 63, the threaded rod 65 can be clamped outside the measuring scale 63 after measurement, avoiding shaking or movement of the measuring scale 63, which may cause measurement deviation.

[0032] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above, and the standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the existing technology, the mechanical parts and equipment adopt the conventional types in the existing technology, and the circuit connection adopts the conventional connection mode in the existing technology, which will not be described in detail here.

[0033] The above merely describes the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent transformation or direct or indirect application in the related technical field based on the content of the present application specification and drawings is also included in the patent protection scope of the present application.

Claims

1. A papermaking reel hoisting device comprising a hoisting rope, characterized in that: Two pull rods are fixedly connected below the hanging rope, one pulling plate is fixedly connected below the two pull rods, two clamping devices for fixing winding rollers with different sizes are symmetrically arranged in the pulling plate, a pushing device for applying driving force is fixedly connected on one side of the clamping device, and a measuring device for measuring the lengths of two sides of the winding roller is fixedly connected outside the clamping device.

2. The paper roll hoisting device according to claim 1, characterized in that: The clamping device comprises a fixed plate, the fixed plate is clamped in the pulling plate, a connecting shaft is penetratingly arranged in the fixed plate, two connecting plates are rotatably connected outside the connecting shaft, the connecting plates are overlapped in the fixed plate, a fixed shaft is penetratingly arranged in each of the two connecting plates, a rotating plate is rotatably connected outside the fixed shaft, and one limiting shaft is rotatably connected in each of the two rotating plates.

3. The paper roll hoisting device according to claim 2, characterized in that: The positions of the two connecting plates are staggered, and the positions of the two rotating plates are staggered.

4. The hoisting device for a papermaking winding roll according to claim 3, characterized in that: The pushing device comprises a connecting block, the connecting block is fixedly connected on one side of the pulling plate, a hydraulic cylinder is penetratingly connected in the connecting plate, an output end of the hydraulic cylinder is fixedly connected to a pushing plate, the pushing plate is fixedly connected to a driving plate, and the driving plate is fixedly connected to a driving plate on one side.

5. The hoisting device for a papermaking winding roll according to claim 4, characterized in that: The limiting shaft is rotatably connected on one side of the driving rod through a bearing.

6. A hoisting device for a papermaking reel according to claim 5, characterized in that: The measuring device comprises a mounting plate, the mounting plate is fixedly connected on one side of the front rotating plate, a frame body is fixedly connected to the front surface of the mounting plate, a measuring scale is slidingly connected in the frame body, a handle is fixedly connected to one side of the measuring scale, and a threaded rod is arranged in the frame body.

7. The hoisting device for a papermaking winding-up roll according to claim 6, characterized in that: The frame body is internally provided with an internal thread, the threaded rod is clamped outside the measuring scale, and the threaded rod and the frame body are in threaded cooperation.

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