CN219136046U

CN219136046U - Adjustable winding and unwinding device for printed products

Info

Publication number: CN219136046U
Application number: CN202223544416.9U
Authority: CN
Inventors: 彭莎莎; 许珊珊; 单振宇; 戴永根; 胡爱民
Original assignee: Jiangsu Huagang Pharmaceutical Packaging Co ltd
Current assignee: Jiangsu Huagang Pharmaceutical Packaging Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-06
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to an adjustable winding and unwinding device for printed products, which comprises a winding and unwinding frame, a winding and unwinding shaft and a winding and unwinding power device, wherein the winding and unwinding frame comprises a seat plate, a left seat body and a right seat body; the winding and unwinding device also comprises a transmission roller and a power adjusting piece, wherein the transmission roller is arranged above the winding and unwinding shaft and is parallel to the winding and unwinding shaft, and the power adjusting piece is used for driving the transmission roller to adjust and move in real time along the front-rear direction; on the other hand, the back tangential point of the transmission roller and the back tangential point of the printed product wound on the winding shaft can be kept to be aligned up and down, so that the winding and unwinding are carried out under relatively constant force, the quality of the film winding and unwinding is improved, the film is in the state of being tiled and fully unwound, and the film can be observed and inspected at any time.

Description

Adjustable winding and unwinding device for printed products

Technical Field

The utility model belongs to the field of printed products, and particularly relates to an adjustable winding and unwinding device for a printed product.

Background

In the processing of printed products, the film layer is rolled and unrolled, and a conventional rolling and unrolling device comprises a rolling and unrolling frame, a rolling and unrolling shaft arranged on the rolling and unrolling frame and a rolling and unrolling motor, wherein the film layer is rolled and unrolled under the rotation of the rolling and unrolling shaft.

However, in actual processing, there are the following drawbacks:

1. with the processing requirements of printed products with different widths, the winding and unwinding device cannot be adjusted, so that the requirement of centering winding and unwinding cannot be met;

2. when the film is rolled and unrolled, the film needs to be kept flat and under specific tension, and the film is conventionally rolled and rolled outside a rolling and unrolling shaft or the film layer through movable rollers, so that power output is increased, and the film layer cannot be observed.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing an improved adjustable winding and unwinding device for printing products.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the adjustable winding and unwinding device for the printed product comprises a winding and unwinding frame, a winding and unwinding shaft and a winding and unwinding power device, wherein the winding and unwinding frame comprises a seat plate with a horizontally extending sliding rail, a left seat body and a right seat body which are matched with the sliding rail in an anti-falling manner and are installed on the seat plate in a sliding adjustment manner, the winding and unwinding shaft is installed between the left seat body and the right seat body, and the winding and unwinding power device is installed on the left seat body or the right seat body;

the winding and unwinding device further comprises a transmission roller arranged above the winding and unwinding shaft and parallel to the winding and unwinding shaft, and a power adjusting piece for driving the transmission roller to adjust motion in real time along the front-rear direction, wherein a film layer wound on the transmission roller is positioned between a top tangential point and a rear tangential point, and the power adjusting piece can keep the rear tangential point of the transmission roller and the rear tangential point of a printed product wound on the winding and unwinding shaft aligned up and down.

Preferably, the rotating speed of the winding and unwinding shaft provided by the winding and unwinding power device and the power adjusting piece drive the front and back moving speed of the transmission roller to be matched, so that the film layer output in winding and unwinding is tiled and is transmitted perpendicular to the horizontal direction. Thus, the film layer can be observed at any time.

According to a specific implementation and preferred aspect of the present utility model, the power adjusting members have two power adjusting members symmetrically arranged at left and right ends of the transmission roller, each power adjusting member comprises a power rail extending along the front-rear direction, a sliding seat slidingly matched with the power rail, a transmission screw parallel to the power rail and matched with the sliding seat, and a power device for driving the transmission screw to move, and the transmission roller is arranged between the sliding seats at two sides from the two ends. In this way, the synchronous adjustment is performed in the synchronous movement of the two side driving screws, so that the rolling and unrolling of the printed product are performed on the premise that the rear tangential point of the transmission roller and the rear tangential point of the printed product wound on the unrolling shaft are aligned up and down.

Preferably, the sliding seat comprises a seat body and a joint body, wherein the seat body is respectively in sliding fit with the upper part and the lower part of the power rail from one end part, the joint body is arranged at the other end part of the seat body, the transmission roller is arranged in the joint body from the end part, and the transmission screw rod passes through the seat body.

Further, a sliding guide rod is arranged between the power track and the transmission screw rod, and the transmission screw rod comprises a transmission screw rod and a transmission module which is matched with the transmission screw rod and is arranged on the sliding guide rod in a sliding manner. Further improving the accuracy of the linear motion.

Preferably, the transmission module is located in the seat body, and the transmission module is fixedly arranged with the seat body. And the integrated movement is convenient.

According to a further specific and preferred aspect of the utility model, the sliding guide bar is arranged to protrude from the transmission module. Therefore, the rotation of the transmission module is avoided, and the transmission module can only move linearly relative to the transmission screw rod.

Preferably, the transmission screw is partially in threaded engagement with the transmission module and partially in threaded engagement with the seat body. The assembly of the components is convenient.

In addition, the winding and unwinding power device is arranged on the left side of the left seat body, and an adjusting handle is arranged on the left seat body. The operation is convenient.

Preferably, the transfer roller is rotatably disposed about its own axis. Further improving transmission efficiency and quality.

Due to the implementation of the technical scheme, compared with the prior art, the utility model has the following advantages:

on the one hand, the utility model can be adjusted in the left-right direction so as to meet the centering winding and unwinding of printed products with different widths; on the other hand, the back tangential point of the transmission roller and the back tangential point of the printed product wound on the winding shaft can be kept to be aligned up and down, so that the winding and unwinding are carried out under relatively constant force, the quality of the film winding and unwinding is improved, the film is in the state of being tiled and fully unwound, and the film can be observed and inspected at any time.

Drawings

FIG. 1 is a schematic front view of an adjustable unwind apparatus for printed products according to the present utility model;

FIG. 2 is a partial top view schematic of FIG. 1;

FIG. 3 is a partial schematic view of the structure of FIG. 2;

wherein: 1. a winding and unwinding frame; 10. a seat plate; 10a, a sliding rail; 11. a left seat body; 12. a right seat body; 13. adjusting the handle;

2. a reel-off shaft;

3. a winding and unwinding power device;

4. a conveying roller; 40. a top tangent point; 41. a rear tangent point;

5. a power adjusting member; 50. a power rail; 51. a slide; 510. a seat body; 511. a joint body; 52. a transmission screw; 520. a transmission screw rod; 521. a transmission module; 53. a power device; 54. sliding the guide rod;

p, printing a product; m, a film layer; J. a frame.

Detailed Description

In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature. It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

As shown in fig. 1 and 2, the adjustable unwinding device for printed products of this embodiment includes an unwinding frame 1, an unwinding shaft 2, an unwinding power unit 3, a transmission roller 4, and a power adjusting member 5.

Specifically, the unreeling rack 1 includes a seat plate 10 having a horizontally extending slide rail 10a, a left seat body 11 and a right seat body 12 fitted with the slide rail 10a in a falling-preventing fit and slidably mounted on the seat plate 10.

In this example, there are two slide rails 10a, which are respectively located at the upper and lower portions of the seat plate 10.

The reel-off shaft 2 is installed between the left and

right housings

11 and 12. In this way, placement of printed products P of different widths can be satisfied.

The winding and unwinding power device 3 is arranged on the left side of the left seat body 11, and the left seat body 11 and the right seat body 12 are respectively provided with an adjusting handle 13. The operation is convenient.

In particular, the unwinder 3 is a conventional electric motor or motor.

The transfer roller 4 is located above the reel-out shaft 2, and the installation is performed by power adjusting members 5 at both ends of the transfer roller 4.

In this example, the conveying roller 4 is rotatably provided around its own axis. Further improving transmission efficiency and quality.

Specifically, the power adjusting members 5 are respectively installed on the frames J on both sides, and are arranged in bilateral symmetry.

Each power adjusting member 5 includes a power rail 50 extending in the front-rear direction, a slider 51 slidably fitted to the power rail 50, a drive screw 52 parallel to the power rail 50 and fitted to the slider 51, and a power unit 53 for driving the drive screw 52 to move.

The conveying roller 4 is installed between the both side sliders 51 from both end portions.

In this way, the synchronous adjustment is performed in the synchronous movement of the two-sided drive screw 52 so as to perform the winding and unwinding of the printed product P on the premise that the rear tangential point of the transport roller 4 and the rear tangential point of the printed product P wound on the winding and unwinding shaft are aligned up and down.

That is, the rotating speed of the winding and unwinding shaft 2 provided by the winding and unwinding power device 3 and the speed of the power adjusting piece 5 drive the transmission roller 4 to move forwards and backwards are matched, so that the output of the film layer in winding and unwinding is tiled and is transmitted perpendicular to the horizontal direction. Thus, the film layer can be observed at any time.

Specifically, taking the left side as an example, and referring to fig. 3, the sliding seat 51 includes a seat body 510 slidably attached to the upper and lower portions of the power rail 50 from one end, and a joint body 511 disposed at the other end of the seat body 510, wherein the transmission roller 4 is mounted in the joint body 511 from the end, and the transmission screw 52 is disposed through the seat body 510.

Meanwhile, a sliding guide rod 54 is provided between the power rail 50 and the driving screw 52, and the driving screw 52 includes a driving module 521 engaged with the driving screw 520 and slidably provided on the sliding guide rod 54. Further improving the accuracy of the linear motion.

The transmission module 521 is disposed in the base body 510, and the transmission module 521 is fixedly disposed with the base body 510. And the integrated movement is convenient.

The slide guide bar 54 is provided to protrude from the transmission module 521. Therefore, the rotation of the transmission module is avoided, and the transmission module can only move linearly relative to the transmission screw rod.

The transmission screw 520 is partially in threaded engagement with the transmission module 521 and partially in threaded engagement with the seat body 510. The assembly of the components is convenient.

Further, the film layer m wound on the transfer roller 4 in this example is located between the top tangent point 40 and the rear tangent point 41, and the power adjuster 5 can keep the rear tangent point 40 of the transfer roller 4 aligned with the rear tangent point of the printed product P wound on the reel-off shaft.

In summary, the present embodiment has the following advantages:

1. on the one hand, the device can be adjusted in the left-right direction so as to meet the centering winding and unwinding of printed products with different widths; on the other hand, the back tangential point of the transmission roller and the back tangential point of the printed product wound on the winding shaft can be kept to be aligned up and down, so that the winding and unwinding are carried out under relatively constant force, the quality of the film winding and unwinding is improved, the film is in the state of being tiled and fully unwound, and the film can be observed and inspected at any time.

2. The coil replacement operation is convenient and flexible, and simultaneously under the synchronous transmission of the transmission screw rod, the rotating speed of the coil unwinding shaft is matched with the front and back moving speed of the transmission roller, and the technical purpose of constant-force unwinding can be achieved no matter whether the coil is wound or unwound, so that the quality and smoothness of film coil unwinding are improved.

The present utility model has been described in detail with the purpose of enabling those skilled in the art to understand the contents of the present utility model and to implement the same, but not to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a device is put to book with adjustable printing product, its include roll up unreel frame, roll up unreel axle, roll up and unreel the power ware, its characterized in that: the winding and unwinding frame comprises a seat plate with a horizontally extending sliding rail, a left seat body and a right seat body which are matched with the sliding rail in an anti-falling way and are installed on the seat plate in a sliding adjustment way, the winding and unwinding shaft is installed between the left seat body and the right seat body, and the winding and unwinding power device is installed on the left seat body or the right seat body;

2. The adjustable unwinder of printed products as claimed in claim 1, characterized in that: the rotating speed of the winding and unwinding shaft provided by the winding and unwinding power device is matched with the forward and backward moving speed of the transmission roller driven by the power adjusting piece, so that the film layer in winding and unwinding is output and tiled and is transmitted in a direction perpendicular to the horizontal direction.

3. The adjustable unwinder of printed products as claimed in claim 1, characterized in that: the power adjusting parts are symmetrically arranged at the left end and the right end of the transmission roller, each power adjusting part comprises a power track extending along the front-back direction, a sliding seat in sliding fit with the power track, a transmission screw rod parallel to the power track and matched with the sliding seat, and a power device for driving the transmission screw rod to move, and the transmission roller is arranged between the sliding seats at two sides from two ends.

4. An adjustable unwinder of printed products as claimed in claim 3, characterized in that: the sliding seat comprises a seat body and a joint body, wherein the seat body is respectively in sliding fit with the upper part and the lower part of the power rail from one end part, the joint body is arranged at the other end part of the seat body, the transmission roller is arranged in the joint body from the end part, and the transmission screw rod penetrates through the seat body.

5. The adjustable unwinder of printed products as claimed in claim 4, characterized in that: the sliding guide rod is arranged between the power track and the transmission screw rod, and the transmission screw rod comprises a transmission screw rod and a transmission module which is matched with the transmission screw rod and is arranged on the sliding guide rod in a sliding manner.

6. The adjustable unwinder of printed products as claimed in claim 5, characterized in that: the transmission module is positioned in the seat body, and is fixedly arranged with the seat body.

7. The adjustable unwinder of printed products as claimed in claim 5, characterized in that: the sliding guide rod penetrates out of the transmission module.

8. The adjustable unwinder of printed products as claimed in claim 7, characterized in that: the transmission screw rod is partially in threaded fit with the transmission module and partially in threaded fit with the seat body.

9. The adjustable unwinder of printed products as claimed in claim 1, characterized in that: the winding and unwinding power device is arranged on the left side of the left seat body, and the left seat body is provided with an adjusting handle.

10. The adjustable unwinder of printed products as claimed in claim 1, characterized in that: the transmission roller is arranged in a free rotation mode around the axis direction of the transmission roller.