CN213065369U - Paper roll empty shaft pre-rotating device for light paper production - Google Patents

Abstract

The utility model provides a paper roll idle shaft pre-rotation device is used in production of light paper, the on-line screen storage device comprises a base, the guide holder, the lead screw, the hand wheel, rotary joint, the lifter plate, pulley and the elevating system of setting on the base, it is the pneumatic cylinder to have a pair of elevating system among the elevating system at least, elevating system's top is provided with the workstation, the bottom of workstation is provided with the oil pump, the side of workstation is provided with the barre, the top of workstation is provided with driving motor, driving motor's output is provided with the drive shaft, the drive shaft tip is provided with quick-connect components, quick-connect components includes first connection pad, the second connection pad with be used for with paper roll tip threaded connection's spliced pole, first connection pad is connected through interior hexagonal groove and hexagonal column establishment with. The utility model discloses a mechanical system drive paper roll rotates in advance, and work efficiency is higher, the test reliability is stronger, has horizontal migration ability and altitude mixture control ability moreover, reasonable in design, and simple structure is fit for extensive the popularization.

Description

Paper roll empty shaft pre-rotating device for light paper production

Technical Field

The utility model belongs to the technical field of papermaking equipment, especially, relate to a paper roller idle shaft pre-rotation device for light paper production.

Background

Light paper, i.e. light printing paper, is used as a novel printing paper, and is widely used for printing books and periodicals because of its high bulk, stiffness, opacity, soft and natural hue, no reflection, good printability and thick and light paper. On a paper machine for light paper, a roll shaft of an old paper roll is mounted, and the roll shaft is classified into a drawing roll, a guide roll, a glue spreader, a spreader roll, and the like according to the purpose. The transfer efficiency of the light paper between the paper rollers is related to the level of installation of the paper rollers and the surface quality of the paper rollers.

Since the direct start-up of the paper roll after it has been completely installed does not eliminate the influence of the smoothness of the rotation of the paper roll on the quality of the paper, the paper roll needs to be tested before installation. The conventional paper roller is manually rotated by manpower after being installed to observe whether the paper roller rotates stably, so that factors influencing the rotation performance of the paper roller include human factors, the rotation continuity of the paper roller driven by the mode is poor, and the test reliability is low; moreover, the paper rolls are different in installation height, so that the work of workers is still large, the required detection time is too long, the starting work is influenced, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell paper roll exists in the aspect of the test, provide a reasonable in design, simple structure, mobility are better, the flexibility ratio is higher and be favorable to improving test reliability and production efficiency's light paper production paper roller hollow shaft pre-rotation device.

In order to achieve the above object, the present invention adopts the technical scheme that the paper roll hollow shaft pre-rotation device for light paper production, provided by the present invention, comprises a groove-shaped base with a downward opening, a guide seat is arranged at the top center of the base, a lead screw is arranged at the center of the guide seat in a rotation manner, a hand wheel is arranged at the top end of the lead screw, a rotary joint is arranged at the bottom end of the lead screw, a lifting plate is arranged at the bottom of the rotary joint, pulleys are arranged at the bottom of the lifting plate, a plurality of lifting mechanisms are arranged on the base around the guide seat, wherein at least one pair of lifting mechanisms are hydraulic cylinders, a workbench is arranged at the top of the lifting mechanisms, an oil pump for supplying oil to the hydraulic cylinders is arranged at the bottom of the workbench, a handle bar is arranged along the periphery of the workbench is arranged at the side of the workbench, the output of driving motor is provided with the drive shaft, the drive shaft tip is provided with quick-connect components, quick-connect components includes first connection pad and second connection pad, one side of first connection pad be provided with be used for with the spliced pole of paper roll tip threaded connection, the opposite side of first connection pad is provided with interior hexagonal groove, the second connection pad is provided with the hexagonal post in its one side relative with first connection pad.

Preferably, a motor cover is arranged outside the driving motor, and a bearing seat matched with the output shaft is arranged on the motor cover.

Preferably, the plurality of lifting mechanisms comprise two hydraulic cylinders arranged diagonally and two telescopic rods arranged diagonally.

Preferably, the bottom of the base is provided with a stepped groove for accommodating the rotary joint and the lifting plate, and the maximum depth of the stepped groove is greater than the maximum heights of the rotary joint, the lifting plate and the pulley.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the paper roller hollow shaft pre-rotation device for light paper production adopts a mechanical mode to drive the paper roller to pre-rotate, thereby not only reducing the workload of workers, but also having higher rotation continuity and stronger test reliability; this device has the mobility, and then the accessible is withdrawed gyro wheel and lifter plate at work and is made the base fall to the ground completely to guarantee the stability and the security of whole working process, driving motor's height-adjustable moreover is in order to satisfy the needs that detect different height paper rolls. The device has reasonable design and simple structure, and is suitable for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural view of an idle shaft pre-rotation device of a paper roll for producing light paper according to an embodiment;

FIG. 2 is a schematic structural diagram of a quick connector according to an embodiment;

in the above figures, 1, a base; 2. a guide seat; 3. a screw rod; 4. a hand wheel; 5. a rotary joint; 6. a lifting plate; 7. a pulley; 8. a lifting mechanism; 9. a work table; 10. an oil pump; 11. a drive motor; 12. a drive shaft; 13. a quick connector; 131. a first splice tray; 132. a second connecting disc; 133. connecting columns; 134. a hexagonal column; 14. a motor cover; 15. a bearing seat; 16. a handle bar.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment, as shown in fig. 1 and fig. 2, the utility model provides a paper roll idle shaft pre-rotation device for light paper production, which comprises a groove-shaped base 1 with a downward opening, a guide seat 2 is arranged at the top center of the base 1, a lead screw 3 is arranged at the center of the guide seat 2 in a rotation manner, a hand wheel 4 is arranged at the top end of the lead screw 3, a rotary joint 5 is arranged at the bottom end of the lead screw 3, a lifting plate 6 is arranged at the bottom of the rotary joint 5, a pulley 7 is arranged at the bottom of the lifting plate 6, a plurality of lifting mechanisms 8 are arranged on the base 1 around the guide seat, wherein at least one pair of lifting mechanisms are hydraulic cylinders, a workbench 9 is arranged at the top of the lifting mechanism 8, an oil pump 10 for supplying oil to the hydraulic cylinders is arranged at the bottom of the workbench 9, a handle 16 arranged along the periphery of the workbench is arranged at the side of the workbench 9, a driving, the end of the driving shaft 12 is provided with a quick connector 13, the quick connector 13 comprises a first connecting disc 131 and a second connecting disc 132, one side of the first connecting disc 131 is provided with a connecting column 133 which is used for being in threaded connection with the end of the paper roller, the other side of the first connecting disc 131 is provided with an inner hexagonal groove, and the second connecting disc 132 is provided with a hexagonal column 134 on one side opposite to the first connecting disc. The lifting plate is square and is matched with the groove structure of the base, and the rotary joint can convert the motion of the screw rod into linear motion of the lifting plate in the vertical direction; the lead screw, the hand wheel 4, the lead screw 3, the rotary joint 5, the lifting plate 6 and the pulley 7 form a horizontal moving mechanism, the lifting plate 6 can extend out of the bottom surface of the base by driving the lead screw 3, and the pulley 7 supports the whole device, so that workers can transfer the device conveniently; and can withdraw horizontal migration mechanism to the groove-shaped structure of base 1 in the in-process of carrying out the prerotation drive, make the base fall to the ground completely, utilize the dead weight of whole device to reach the effect of location, prevent that the condition of off-axis from appearing in this device at the prerotation drive in-process. Furthermore, the device utilizes the quick connecting piece 13 to connect the driving motor 11 with the end part of the paper roll, and the driving motor 11 is used as a power source of the paper roll to drive the paper roll, so that the paper roll can perform pre-rotation with continuous rotation, and a worker can conveniently judge whether the paper roll can meet the operation requirement according to the pre-rotation state. Moreover, this device can make elevating system 8 carry out flexible action through starting oil pump 10, adjusts workstation 9 and driving motor 11's operating height to can carry out the detection of rotating in advance to the paper roll of different mounting heights, the practicality is stronger, and the utilization ratio is higher.

In order to improve the work security of this device, the utility model discloses be provided with motor cover 14 in driving motor 11's outside, motor cover 14 is last be provided with output shaft complex bearing frame 15, utilize motor cover 14 to separate motor and staff and other working equipment, motor cover 14 can also play the effect of making an uproar that falls that gives sound insulation moreover.

In order to improve the lift stability of workstation 9, the utility model provides an including the pneumatic cylinder of two diagonal angle settings and the telescopic link of two diagonal angle settings in a plurality of elevating system 8, the flexible action that utilizes two pneumatic cylinders drives the telescopic link and carries out the length change, and the frictional force of telescopic link on its flexible fitting surface makes it can provide certain upward holding power for workstation 9 to guarantee the stability of workstation together with the pneumatic cylinder.

In order to improve base and lifter plate, the cooperation performance of rotatory aircraft nose, the utility model discloses be provided with the ladder groove that is used for holding rotary joint and lifter plate in base 1's bottom, the maximum depth in ladder groove is greater than rotary joint 5, lifter plate 6 and pulley 7's maximum height, thereby make by hand wheel 4, lead screw 3, rotary joint 5, the horizontal migration mechanism that lifter plate 6 and pulley 7 constitute can give out sufficient displacement volume of sinking for the base, guarantee that base 1 can fall to the ground completely at the rotation driving in-process in advance, reach the effect of location.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (4)

1. A paper roll empty shaft pre-rotation device for light paper production is characterized by comprising a groove-shaped base with a downward opening, wherein a guide seat is arranged at the center of the top of the base, a lead screw is arranged at the center of the guide seat in a rotating mode, a hand wheel is arranged at the top end of the lead screw, a rotary joint is arranged at the bottom end of the lead screw, a lifting plate is arranged at the bottom of the rotary joint, pulleys are arranged at the bottom of the lifting plate, a plurality of lifting mechanisms are arranged on the base around the guide seat, at least one pair of lifting mechanisms are hydraulic cylinders, a workbench is arranged at the top of each lifting mechanism, an oil pump for supplying oil to the hydraulic cylinders is arranged at the bottom of the workbench, a handle rod arranged along the periphery of the workbench is arranged on the side of the workbench, a driving motor is arranged at the top of the workbench, and a, the drive shaft tip is provided with quick-connect spare, quick-connect spare includes first connection pad and second connection pad, one side of first connection pad is provided with the spliced pole that is used for with paper roll tip threaded connection, the opposite side of first connection pad is provided with interior hexagonal groove, the second connection pad is provided with the hexagonal post in its one side relative with first connection pad.

2. The paper roll idle shaft pre-rotation device for light paper production as claimed in claim 1, characterized in that a motor cover is arranged outside the driving motor, and a bearing seat matched with the output shaft is arranged on the motor cover.

3. The paper roll idle shaft pre-rotation device for light paper production as claimed in claim 2, wherein the plurality of lifting mechanisms comprise two diagonally arranged hydraulic cylinders and two diagonally arranged telescopic rods.

4. The paper roll idle shaft pre-rotation device for light paper production as claimed in claim 3, characterized in that the bottom of the base is provided with a stepped groove for accommodating the rotary joint and the lifting plate, and the maximum depth of the stepped groove is greater than the maximum height of the rotary joint, the lifting plate and the pulley.

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