CN220299822U - Feeding device for offset press - Google Patents

Abstract

The utility model discloses a feeding device for an offset press, which comprises a casing and a driving mechanism, wherein the casing is provided with a feeding device for the offset press, and the feeding device comprises a feeding device body and a feeding device body, wherein the feeding device body comprises a feeding device body, a feeding device body and a feeding device body, wherein the feeding device body comprises: the upper ends between the telescopic ends of the two electric push rods are connected with feeding rollers which are transversely and symmetrically distributed through bearings in a rotating way, the right upper corner of the front surface of the machine shell is provided with a singlechip, and the lower ends of the front surface and the rear surface of the machine shell are respectively provided with mounting plates which are transversely and symmetrically distributed; a driving mechanism: the feeding roller comprises a belt pulley I, a belt pulley II and a belt, wherein the belt pulley I is respectively arranged at the front extending end of the feeding roller, and the belt pulley II is connected with the upper end of the middle part of the front surface of the casing in a rotating manner through a rotating shaft. This feeding device for offset press through rotating two-way lead screw, ensures that the paper can be in the better state of waiting to feed all the time, prevents that the paper from crooked and influence the effect of follow-up offset printing.

Description

Feeding device for offset press

Technical Field

The utility model belongs to the technical field of offset press feeding, and particularly relates to a feeding device for an offset press.

Background

Along with the continuous development of technology, printing technology is rapidly developed, an offset press is taken as an important ring, a feeding device is gradually improved and upgraded, and the feeding device refers to a device for feeding printing paper or other printing materials into a printing process through a paper feeding wheel of the offset press;

at present, a mechanical feeding device is mostly adopted as a feeding device for an offset press, and the mechanical feeding device adopts mechanical structures such as wheels, gears and the like and driving of a motor so as to ensure the stability of paper feeding speed and direction;

although the existing feeding device for offset press can meet most of printing requirements, some problems still exist, such as: when feeding, the paper is not aligned and fixed, so that the offset of the paper in the printing process is easy to cause, and the subsequent offset printing effect is achieved.

Disclosure of Invention

The utility model aims to provide a feeding device for an offset press, which aims to solve the technical problems in the background technology.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: a feeding device for offset press comprises a casing and a driving mechanism,

a casing: the upper ends between the telescopic ends of the two electric push rods are connected with feeding rollers which are transversely and symmetrically distributed through bearings in a rotating way, the right upper corner of the front surface of the machine shell is provided with a singlechip, and the lower ends of the front surface and the rear surface of the machine shell are respectively provided with mounting plates which are transversely and symmetrically distributed;

a driving mechanism: the feeding device comprises a first belt pulley, a second belt pulley and a belt, wherein the first belt pulley is respectively arranged at the front extending end of the feeding roller, the upper end of the middle part of the front surface of the casing is rotationally connected with the second belt pulley through a rotating shaft, and the first belt pulley and the second belt pulley are in transmission connection through the belt;

wherein: the input of singlechip is connected external power source, and the output of singlechip is all connected to electric putter's input electricity, ensures that the paper can be in the better state of waiting to feed all the time, prevents that the paper from crooked and influence the effect of follow-up offset printing.

Preferably, the driving mechanism further comprises a motor, the motor is arranged at the upper end of the middle part of the front surface of the shell through a mounting seat, the rear end of an output shaft of the motor is fixedly connected with the middle part of the front end of the second belt pulley, and the input end of the motor is electrically connected with the output end of the single-chip microcomputer to play a role in rapid driving.

Preferably, the lower surface middle part of placing the board is equipped with the installation piece of vertical symmetric distribution, rotates through the bearing two and is connected with two-way lead screw between two installation pieces, and the upper surface of placing the board has the board of rectifying of vertical symmetric distribution through rectangle sliding connection, and the front and back end of two-way lead screw respectively with the screw threaded connection that the board lower extreme middle part was set up of rectifying adjacent with the homonymy, prevent that the paper from crooked and influence the effect of follow-up offset printing.

Preferably, the grooves which are transversely and uniformly arranged on the inner side surface of the deviation correcting plate are respectively connected with a rotary roller through pin shafts in a rotating mode, and smoothness in paper feeding is guaranteed.

Preferably, the upper end of the front surface of the shell is fixedly provided with a protective shell through a bolt, and the lower end of the front surface of the protective shell is provided with an opening matched with the motor, so that the safety protection effect on the internal mechanism is achieved.

Preferably, the front wall surface and the rear wall surface in the opening arranged at the right upper corner of the casing are connected with the anti-deflection rollers which are transversely and uniformly distributed through three rotations of the bearing, so that the uniformity of paper during feeding of the offset press is ensured.

The feeding device for the offset press has the following advantages:

1. this loading attachment for offset press receives the influence of two-way lead screw and rectifying board screw thread relation through rotating two-way lead screw, and two rectifying boards are close to in opposite directions in step to this clip the paper of pile up, and then rectify the paper, ensure that the paper can be in the better state of waiting the material loading all the time, prevent that the paper is crooked and influence the effect of follow-up offset printing.

2. This loading attachment for offset press, through singlechip regulation and control electric putter operation, electric putter flexible end stretches out the top and moves and place board and affiliated mechanism and move up, until the paper of uppermost and material loading roller contact, then singlechip regulation and control electric putter stop the operation, and simultaneously regulate and control motor operation, motor output shaft rotates and drives belt pulley two synchronous rotations, belt pulley two drives belt pulley one and material loading roller synchronous rotation through the belt in the pivoted, the material loading roller then carries the paper of uppermost, simultaneously singlechip adjusts electric putter operation simultaneously according to the speed of material loading roller material loading and cooperates, thereby accomplish the material loading operation of offset press, the paper is carried to appointed offset press material loading region through preventing the clearance between offset roller and the opening in, ensure the regularity of paper when the offset press material loading.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a driving mechanism according to the present utility model;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a schematic view of the bottom structure of the present utility model;

the figure indicates: 1. a housing; 2. an electric push rod; 3. placing a plate; 4. a feeding roller; 5. a driving mechanism; 51. a first belt pulley; 52. a belt pulley II; 53. a belt; 54. a motor; 6. a mounting block; 7. a bidirectional screw rod; 8. a deviation correcting plate; 9. a rotating roller; 10. a protective shell; 11. a single chip microcomputer; 12. a mounting plate; 13. and (3) preventing deflection rollers.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of 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 embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In order to better understand the purpose, structure and function of the present utility model, a feeding device for offset press according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, a loading device for an offset press of the present utility model includes a casing 1 and a driving mechanism 5,

the casing 1: the machine shell 1 provides an installation supporting place for an accessory mechanism unit, the bottom wall surface of the machine shell is provided with electric push rods 2 which are transversely and symmetrically distributed, a placement plate 3 is arranged at the upper end between the telescopic ends of the two electric push rods 2, the upper end between the front wall surface and the rear wall surface of the machine shell 1 is rotationally connected with a feeding roller 4 which is transversely and symmetrically distributed through a bearing, the right upper corner of the front surface of the machine shell 1 is provided with a singlechip 11, the lower ends of the front surface and the rear surface of the machine shell 1 are respectively provided with a mounting plate 12 which is transversely and symmetrically distributed, after that, workers regulate the operation of the electric push rods 2 through the singlechip 11, the telescopic ends of the electric push rods 2 extend out of the jacking placement plate 3 and the accessory mechanism thereof until the uppermost paper is contacted with the feeding roller 4, then the singlechip 11 regulates the electric push rods 2 to stop operating, and simultaneously regulates the operation of a motor 54, the output shaft of the motor 54 rotates to drive a belt pulley two 52 to synchronously rotate, the belt pulley 51 and the feeding roller 4 synchronously rotate through a belt 53, and the uppermost paper is conveyed by the feeding roller 4, and the singlechip 11 simultaneously regulates the operation of the electric push rods 2 according to the feeding speed of the feeding roller 4 to the feeding speed so as to complete the feeding operation of the offset press;

a driving mechanism 5: the offset press comprises a first belt pulley 51, a second belt pulley 52 and a belt 53, wherein the first belt pulley 51 is respectively arranged at the front extension end of a feeding roller 4, the upper end of the middle part of the front surface of a casing 1 is rotationally connected with the second belt pulley 52 through a rotating shaft, the two first belt pulleys 51 and the second belt pulley 52 are in transmission connection through the belt 53, a driving mechanism 5 further comprises a motor 54, the motor 54 is arranged at the upper end of the middle part of the front surface of the casing 1 through a mounting seat, the rear end of an output shaft of the motor 54 is fixedly connected with the middle part of the front end of the second belt pulley 52, the input end of the motor 54 is electrically connected with the output end of a single chip microcomputer 11, the motor 54 is regulated and controlled to operate, the output shaft of the motor 54 rotates to drive the second belt pulley 52 to synchronously rotate, the first belt pulley 51 and the feeding roller 4 are synchronously rotated through the belt 53, the uppermost paper is conveyed by the feeding roller 4, and meanwhile, the single chip microcomputer 11 simultaneously regulates the operation of an electric push rod 2 to cooperate according to the feeding speed of the feeding roller 4, so that the feeding operation of the offset press is completed;

wherein: the input end of the singlechip 11 is electrically connected with an external power supply, and the input end of the electric push rod 2 is electrically connected with the output end of the singlechip 11 to regulate and control the operation of each electrical element.

Wherein: the middle part of the lower surface of the placement plate 3 is provided with longitudinally symmetrically distributed mounting blocks 6, two mounting blocks 6 are rotationally connected with a bidirectional screw rod 7 through a bearing II, the upper surface of the placement plate 3 is connected with longitudinally symmetrically distributed deviation rectifying plates 8 through rectangular sliding ports in a sliding mode, the front end and the rear end of the bidirectional screw rod 7 are respectively connected with screw holes formed in the middle of the lower end of the adjacent deviation rectifying plate 8 on the same side in a threaded mode, a worker places a sufficient amount of paper on the upper surface of the placement plate 3 and places the paper between the two deviation rectifying plates 8, then the worker rotates the bidirectional screw rod 7, the two deviation rectifying plates 8 are synchronously and oppositely close to clamp the piled paper, deviation rectifying is carried out on the paper, the paper can be always in a better state to be fed, and the effect of subsequent offset printing is prevented from being influenced by paper skew.

Wherein: the grooves which are transversely and uniformly arranged on the inner side surface of the deviation correcting plate 8 are respectively connected with a rotating roller 9 through pin shafts in a rotating mode, the friction coefficient between paper and the deviation correcting plate 8 is reduced through the rotating rollers 9, and smoothness during paper feeding is guaranteed.

Wherein: the upper end of the front surface of the casing 1 is fixedly provided with a protective shell 10 through bolts, the lower end of the front surface of the protective shell 10 is provided with an opening matched with the motor 54, and the protective shell 10 plays a role in protecting the internal mechanism.

Wherein: the front wall surface and the rear wall surface in the opening arranged at the right upper corner of the casing 1 are connected with the anti-deflection rollers 13 which are transversely and uniformly distributed through three rotations of the bearing, and paper is conveyed into a specified offset press feeding area through a gap between the anti-deflection rollers 13 and the opening, so that the regularity of the paper during feeding of the offset press is ensured.

The working principle of the feeding device for the offset press is as follows: firstly, staff fixedly installs the accessory mechanism of the offset press in a feeding area of the offset press through a mounting plate 12, then the staff places a sufficient amount of paper on the upper surface of a placing plate 3 and between two deviation correcting plates 8, then the staff rotates a bidirectional screw rod 7, the two deviation correcting plates 8 are synchronously and oppositely close to each other under the influence of the threaded relation of the bidirectional screw rod 7 and the deviation correcting plates 8, the piled paper is clamped by the two deviation correcting plates 8, the paper is further corrected, the paper can be always in a better state to be fed, the paper is prevented from being skewed to affect the effect of subsequent offset printing, after that, the staff regulates and controls the operation of an electric push rod 2 through a singlechip 11, the telescopic end of the electric push rod 2 stretches out of a jacking placing plate 3 and the accessory mechanism thereof until the uppermost paper is contacted with a feeding roller 4, then the singlechip 11 regulates and controls the electric push rod 2 to stop operating, and simultaneously regulates and controls a motor 54 to operate, an output shaft of the motor 54 rotates to drive a belt pulley II 52 to synchronously rotate, the belt pulley II 52 synchronously rotates and a belt 53 drives a belt pulley I51 and a feeding roller 4 to synchronously rotate, the feeding roller 4 carries out the uppermost paper, simultaneously the paper can be in a better state to be fed according to the state to the feeding waiting for feeding, the paper is prevented from being skewed by the skew, the paper is smoothly fed by the electric push rod 4, the electric push rod 2 reaches the feeding mechanism, and the paper is smoothly fed by the electric push rod 4 is prevented from being fed into a gap 9 when the offset press is in a gap between the offset press and the offset press, and the offset press is well when the paper is fed by the paper is in a gap.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a loading attachment for offset press, includes casing (1) and actuating mechanism (5), its characterized in that:

casing (1): the bottom wall surface of the machine shell is provided with electric push rods (2) which are transversely and symmetrically distributed, a placing plate (3) is arranged at the upper end between the telescopic ends of the two electric push rods (2), a feeding roller (4) which is transversely and symmetrically distributed is rotationally connected to the upper end between the front wall surface and the rear wall surface of the machine shell (1) through a bearing, a singlechip (11) is arranged at the right upper corner of the front surface of the machine shell (1), and mounting plates (12) which are transversely and symmetrically distributed are arranged at the lower ends of the front surface and the rear surface of the machine shell (1);

driving mechanism (5): the feeding device comprises a first belt pulley (51), a second belt pulley (52) and a belt (53), wherein the first belt pulley (51) is respectively arranged at the front extending end of a feeding roller (4), the upper end of the middle part of the front surface of a machine shell (1) is rotationally connected with the second belt pulley (52) through a rotating shaft, and the two first belt pulleys (51) are in transmission connection with the second belt pulley (52) through the belt (53);

wherein: the input end of the singlechip (11) is electrically connected with an external power supply, and the input ends of the electric push rods (2) are electrically connected with the output end of the singlechip (11).

2. The feeding device for an offset press according to claim 1, wherein: the driving mechanism (5) further comprises a motor (54), the motor (54) is arranged at the upper end of the middle part of the front surface of the casing (1) through a mounting seat, the rear end of an output shaft of the motor (54) is fixedly connected with the middle part of the front end of the belt pulley II (52), and the input end of the motor (54) is electrically connected with the output end of the singlechip (11).

3. The feeding device for an offset press according to claim 1, wherein: the lower surface middle part of placing board (3) is equipped with vertical symmetric distribution's installation piece (6), is connected with bi-directional lead screw (7) through bearing two rotations between two installation pieces (6), and the upper surface of placing board (3) is through rectangle sliding connection has vertical symmetric distribution's rectifying board (8), and the front and back end of bi-directional lead screw (7) respectively with the screw threaded connection that the adjacent rectifying board (8) lower extreme middle part of homonymy set up.

4. A feeding device for an offset press according to claim 3, wherein: the grooves which are transversely and uniformly arranged on the inner side surface of the deviation correcting plate (8) are respectively connected with a rotary roller (9) through pin shafts in a rotating way.

5. The feeding device for an offset press according to claim 2, wherein: the upper end of the front surface of the shell (1) is fixedly provided with a protective shell (10) through bolts, and the lower end of the front surface of the protective shell (10) is provided with an opening matched with the motor (54).

6. The feeding device for an offset press according to claim 1, wherein: and anti-deflection rollers (13) which are transversely and uniformly distributed are connected between the front wall surface and the rear wall surface in an opening arranged at the right upper corner of the casing (1) through three rotations of a bearing.