CN221092964U

CN221092964U - Offset printing conveying device

Info

Publication number: CN221092964U
Application number: CN202322426340.8U
Authority: CN
Inventors: 韦秋燕; 王争雷; 罗志力
Original assignee: Huizhou Guanhua Printing Plate Co ltd
Current assignee: Huizhou Guanhua Printing Plate Co ltd
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2024-06-07
Anticipated expiration: 2033-09-06

Abstract

The utility model discloses an offset printing conveying device, which comprises a frame, a conveying belt, a roller assembly and a pressing mechanism, wherein the conveying belt is rotatably arranged on the frame; the roller assembly is arranged on the frame, is positioned above the conveying belt, and forms a conveying gap with the conveying belt; the pressing mechanism is arranged on one side of the frame and used for pressing paper entering the conveying belt downwards towards the conveying belt. The utility model can avoid the problem of paper jam, and is more accurate and reliable in the subsequent printing process.

Description

Offset printing conveying device

Technical Field

The utility model relates to the technical field of offset printing, in particular to an offset printing conveying device.

Background

Offset printing is a common printing technique, in which ink stuck on a rubber surface is transferred onto a paper surface through a roller-type rubber stamp; in the related art, when the problems such as paper folding and the like occur in the conventional paper conveying process, the paper is easily conveyed to the rear after being folded, so that the problems such as paper jam and the like occur in the conveying process, and even the problem of printing errors can be caused.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems in the related art to some extent. To this end, an object of the present utility model is to propose an offset printing conveyor comprising:

A frame;

the conveying belt is rotatably arranged on the rack;

The roller assembly is arranged on the frame, is positioned above the conveying belt and forms a conveying gap with the conveying belt;

And the pressing mechanism is arranged on one side of the frame and used for pressing down the paper entering the conveying belt towards the conveying belt.

Preferably, the roller assembly comprises:

the supporting plate is arranged on the rack;

The rotating rollers are rotatably arranged between the supporting plates and are arranged at intervals along the length direction of the supporting plates.

Preferably, each of the rotating rollers includes:

the rotating shaft is rotatably connected with the supporting plate;

And the damping layer is coated on the peripheral surface of the rotating shaft and can rotate together with the rotating shaft.

Preferably, a connecting plate is arranged on one side of the supporting plate, which is away from the rotating roller, and the connecting plate and the frame are fixed through an adjusting plate.

Preferably, the pressing mechanism includes:

The fixed seat is arranged on the rack;

the driving motor is arranged on the fixed seat;

And the lower pressing piece is connected with a motor shaft of the driving motor so as to be driven by the driving motor to overturn.

Preferably, the hold-down member is inclined gradually downward from the driving motor to the conveyor belt.

Preferably, the pressing piece is made of metal or plastic.

Preferably, the fixing seat is provided with a detecting piece, and the detecting piece is used for detecting paper on the conveying belt so as to output a trigger signal and control the driving motor to work.

The scheme of the utility model at least comprises the following beneficial effects:

According to the offset printing conveying device, when the paper is conveyed onto the conveying belt, the folded paper can be pressed down through the pressing mechanism, so that the paper can be prevented from being jammed when entering a conveying gap between the roller assembly and the conveying belt along with the conveying belt, and further, the offset printing conveying device is more accurate and reliable in a subsequent printing process.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing the structure of an offset printing conveyor provided in an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the pressing mechanism and the detecting member provided in the embodiment of the present utility model;

fig. 3 is a cross-sectional view of a rotating roller provided in an embodiment of the present utility model;

Reference numerals illustrate:

10. A frame; 20. a conveyor belt; 30. a roller assembly; 31. a support plate; 32. a rotating roller; 321. a rotating shaft; 322. a damping layer; 40. a pressing mechanism; 41. a fixing seat; 42. a driving motor; 43. a pressing piece; 50. a connecting plate; 60. an adjusting plate; 70. and a detecting piece.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

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

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 one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified 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 connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

An offset printing conveyor according to an embodiment of the present utility model is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the offset printing conveyor provided in the embodiment of the utility model comprises a frame 10, a conveyor belt 20, a roller assembly 30 and a pressing mechanism 40, wherein the conveyor belt 20 is rotatably arranged on the frame 10; the roller assembly 30 is arranged on the frame 10 and positioned above the conveyor belt 20, and a conveying gap is formed between the roller assembly and the conveyor belt 20; the pressing mechanism 40 is provided at one side of the frame 10 for pressing the sheet entering the conveyor belt 20 down toward the conveyor belt 20.

According to the offset printing conveying device provided by the utility model, when the paper is conveyed onto the conveying belt 20, the folded paper can be pressed down through the pressing mechanism 40, so that the paper can be prevented from being jammed when entering a conveying gap between the roller assembly 30 and the conveying belt 20 along with the conveying belt 20, and further, the paper is more accurate and reliable in a subsequent printing process.

Referring to fig. 1 and 3, the roller assembly 30 includes a support plate 31 and a plurality of rotating rollers 32, the support plate 31 being provided on the frame 10; a plurality of rotating rollers 32 are rotatably provided between the support plates 31 and are disposed at intervals along the length direction of the support plates 31. In the process of conveying the paper by the conveying belt 20, the paper can be conveyed between the rotating roller 32 and the conveying belt 20, so that the rotating roller 32 can press the paper to avoid turnover, and therefore, before the paper enters the lower part of the rotating roller 32, the pressing mechanism 40 presses the paper down, so that the paper can be ensured to smoothly enter between the rotating roller 32 and the conveying belt 20 to be conveyed, and the overall working efficiency is improved.

Further, each rotating roller 32 includes a rotating shaft 321 and a damping layer 322, and the rotating shaft 321 is rotatably connected to the support plate 31; the damping layer 322 is coated on the circumferential surface of the rotating shaft 321 and can rotate together with the rotating shaft 321. Wherein, damping layer 322 can be rubber material etc. when the paper is carried from between live roller 32 and conveyer belt 20, damping layer 322 can ensure that the paper is carried more smoothly stably, and the laminating degree is better.

Optionally, a connecting plate 50 is provided on the side of the support plate 31 facing away from the rotating roller 32, and the connecting plate 50 and the frame 10 are fixed by an adjusting plate 60. Wherein, the adjusting plate 60 can be used for adjusting the height of the supporting plate 31, so that the conveying clearance between the rotating rollers 32 and the conveying belt 20 can be adjusted, and the application range is wider in the process of conveying different papers.

Referring to fig. 2, the pressing mechanism 40 includes a fixing base 41, a driving motor 42 and a pressing member 43, and the fixing base 41 is disposed on the frame 10; the driving motor 42 is arranged on the fixed seat 41; the hold-down piece 43 is connected with a motor shaft of the driving motor 42 to be driven by the driving motor 42 to turn over; further, the hold-down 43 gradually slopes downward from the drive motor 42 to the conveyor belt 20.

Wherein the pressing piece 43 is made of metal or plastic; the fixing seat 41 is provided with a detecting member 70, the detecting member 70 is used for detecting paper on the conveyer belt 20 so as to output a trigger signal and control the driving motor 42 to work, the detecting member 70 can be an infrared sensor and the like, the detecting member 70 can conduct infrared induction towards the entering direction of the paper, when the paper turns over, the height of the paper is approximately the same as that of the detecting member 70, the detecting member 70 can output the trigger signal to a control system, so that the control system can control the driving motor 42 to rotate, and the pressing member 43 can be turned over to press the paper downwards, and therefore the paper can be ensured to be kept flat and enter between the rotating roller 32 and the conveyer belt 20 to be conveyed.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An offset printing conveyor, comprising:

A frame;

the conveying belt is rotatably arranged on the rack;

2. The offset printing conveyor of claim 1, wherein the roller assembly comprises:

the supporting plate is arranged on the rack;

3. The offset printing conveyor of claim 2, wherein each of the rotating rollers comprises:

the rotating shaft is rotatably connected with the supporting plate;

4. Offset printing conveyor according to claim 2, characterized in that the side of the support plate facing away from the turning roll is provided with a connecting plate, which is fixed to the frame by means of an adjusting plate.

5. The offset printing conveyor of claim 1, wherein the pressing mechanism comprises:

The fixed seat is arranged on the rack;

the driving motor is arranged on the fixed seat;

6. The offset printing conveyor of claim 5, wherein the hold down is progressively sloped downwardly from the drive motor to the conveyor belt.

7. The offset printing conveyor of claim 5, wherein the hold down is a metal or plastic material.

8. The offset printing conveyor as recited in claim 5 wherein the mounting base is provided with a sensing member for sensing the sheet on the conveyor belt to output a trigger signal and control the operation of the drive motor.