CN213082675U

CN213082675U - Paper feeding mechanism of offset press

Info

Publication number: CN213082675U
Application number: CN202020956251.8U
Authority: CN
Inventors: 邵立春
Original assignee: Kunming Chafengtang Printing Co ltd
Current assignee: Kunming Chafengtang Printing Co ltd
Priority date: 2020-05-31
Filing date: 2020-05-31
Publication date: 2021-04-30
Anticipated expiration: 2030-05-31

Abstract

The utility model provides a paper feeding mechanism of offset press. The paper feeding mechanism of the offset press comprises: an offset printing machine body; the placing plate is arranged on the offset printing machine body; the vertical push plate is arranged above the placing plate; the driving motor is fixedly arranged on the offset printing machine body and is positioned below the placing plate; the first through hole is formed in the top of the placing plate; the first round rod is slidably mounted in the first through hole, the top end and the bottom end of the first round rod both extend out of the first through hole, and the top end of the first round rod is fixedly connected with the bottom of the vertical push plate; a first cross bar. The utility model provides an offset press's paper feeding mechanism has convenient to use, can be simple effectual fixed and form advancing the packing cotton paper, operates simple convenient advantage.

Description

Paper feeding mechanism of offset press

Technical Field

The utility model relates to an offset press technical field especially relates to a paper feeding mechanism of offset press.

Background

An offset printing press is a kind of offset printing press, in which printing images are first printed on a blanket cylinder from a printing plate and then transferred to paper by the blanket cylinder. The offset press can be divided into single-color, double-color, four-color and multi-color presses according to the number of printing colors finished by one-time paper feeding, and can be divided into a small offset press, a six-opening, four-opening, two-opening and full-sheet press according to the maximum breadth of the paper to be printed, and in addition, a double-sided press which can finish two-sided printing simultaneously by one-time paper feeding is also provided. The sheet-fed offset press is a lithographic printing press, is used for printing high-grade commercial printed matters and packaging printed matters, and is the mainstream of modern paper printing. The application of computer in offset printing and the appearance of film output machine can greatly raise working efficiency of offset printing machine.

However, in the prior art, as the development of science and technology is followed, the development of functions of the offset press body is more intelligent, the offset press body can be used for printing some cotton paper and gold stamping operations, the most common is the packaging of Pu' er tea, the offset press body is not provided with fixed functionality for packaging the cotton paper during the printing process, meanwhile, the paper feeding is also manual pushing, and when the offset press body is pushed to a direction far away from a worker, the pushing is difficult because the arm length is limited.

Therefore, there is a need to provide a new paper feeding mechanism for an offset printing press to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, can be simple effectual fixed with form advancing to packing cotton paper, the simple convenient offset press's paper feeding mechanism is got up in the operation.

In order to solve the above technical problem, the utility model provides a paper feeding mechanism of offset press includes: an offset printing machine body; the placing plate is arranged on the offset printing machine body; the vertical push plate is arranged above the placing plate; the driving motor is fixedly arranged on the offset printing machine body and is positioned below the placing plate; the first through hole is formed in the top of the placing plate; the first round rod is slidably mounted in the first through hole, the top end and the bottom end of the first round rod both extend out of the first through hole, and the top end of the first round rod is fixedly connected with the bottom of the vertical push plate; the first cross rod is fixedly arranged on an output shaft of the driving motor, and the first round rod is sleeved on the first cross rod in a threaded manner; the first bar-shaped block is fixedly arranged on the offset printing machine body; and the two second strip-shaped blocks are both fixedly arranged on one side of the vertical push plate close to the driving motor 4.

Preferably, the second bar-shaped block is slidably provided with a second round bar, the bottom end of the second round bar is fixedly provided with a square pressing plate, the second round bar is slidably sleeved with a telescopic spring, the top end of the telescopic spring is fixedly connected with the corresponding second bar-shaped block, the bottom end of the telescopic spring is fixedly connected with the corresponding square pressing plate, and the stiffness coefficient range of the telescopic spring is 5N/m to 40N/m.

Preferably, a second through hole is formed in the top of the second strip-shaped block, the second through hole is connected with a corresponding second round rod in a sliding mode, and a handle is fixedly mounted at the top end of the second round rod.

Preferably, a first groove is formed in the top of the first bar-shaped block, the inner walls of two sides of the first groove are fixedly provided with the same fixing rod, and the first round rod is sleeved on the fixing rod in a sliding mode.

Preferably, a third through hole is formed in the first round rod, an internal thread is formed in the inner wall of the third through hole, an external thread is formed in the first cross rod, and the third through hole is in threaded connection with the first cross rod.

Preferably, the bottom end of the first round rod is nested with a ball, and the ball is in contact with the inner wall of the bottom of the first groove.

Preferably, a cushion pad is fixedly installed at the bottom of the square pressing plate, the cushion pad is made of rubber, and the type of the offset printing machine body is KGT-LE-1610.

Compared with the prior art, the utility model provides a paper feeding mechanism of offset press has following beneficial effect:

the utility model provides a paper feeding mechanism of offset press mutually supports through driving motor, first horizontal pole, first round bar, perpendicular type push pedal, square clamp plate and expanding spring, can fix it during packing cotton paper printing, avoids appearing the condition of displacement, simultaneously, adopts the electrodynamic type to form paper, provides work efficiency, the staff's operation of being convenient for.

Drawings

Fig. 1 is a schematic front sectional view illustrating a paper feeding mechanism of an offset printing press according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is an enlarged schematic structural view of a portion B shown in fig. 1.

Reference numbers in the figures: 1. the offset printing machine comprises an offset printing machine body, 2, a placing plate, 3, a vertical push plate, 4, a driving motor, 5, a first through hole, 6, a first round rod, 7, a first cross rod, 8, a first bar-shaped block, 9, a second bar-shaped block, 10, a second round rod, 11, a square pressing plate, 12, a telescopic spring, 13 and a handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic front sectional view illustrating a paper feeding mechanism of an offset printing press according to a preferred embodiment of the present invention; FIG. 2 is an enlarged schematic view of portion A of FIG. 1; fig. 3 is an enlarged schematic structural view of a portion B shown in fig. 1. The paper feeding mechanism of the offset press comprises: an offset printing machine body 1; the placing plate 2 is arranged on the offset printing machine body 1; the vertical push plate 3 is arranged above the placing plate 2; the driving motor 4 is fixedly arranged on the offset printing machine body 1, and the driving motor 4 is positioned below the placing plate 2; the first through hole 5 is formed in the top of the placing plate 2; the first round rod 6 is slidably mounted in the first through hole 5, the top end and the bottom end of the first round rod 6 both extend out of the first through hole 5, and the top end of the first round rod 6 is fixedly connected with the bottom of the vertical push plate 3; the first cross rod 7 is fixedly arranged on an output shaft of the driving motor 4, and the first round rod 6 is sleeved on the first cross rod 7 in a threaded manner; the first bar-shaped block 8 is fixedly arranged on the offset printing machine body 1; and the two second strip-shaped blocks 9 are fixedly arranged on one side of the vertical push plate 3 close to the driving motor 4.

A second round bar 10 is slidably mounted on the second strip-shaped block 9, a square pressing plate 11 is fixedly mounted at the bottom end of the second round bar 10, an expansion spring 12 is slidably sleeved on the second round bar 10, the top end of the expansion spring 12 is fixedly connected with the corresponding second strip-shaped block 9, the bottom end of the expansion spring 12 is fixedly connected with the corresponding square pressing plate 11, and the stiffness coefficient range of the expansion spring 12 is 5N/m to 40N/m.

A second through hole is formed in the top of the second strip-shaped block 9 and is in sliding connection with a corresponding second round rod 10, and a handle 13 is fixedly mounted at the top end of the second round rod 10.

First recess has been seted up at the top of first bar 8, fixed mounting has same dead lever on the both sides inner wall of first recess, first round bar 6 slip cover is established on the dead lever.

A third through hole is formed in the first round rod 6, an internal thread is formed in the inner wall of the third through hole, an external thread is formed in the first cross rod 7, and the third through hole is in threaded connection with the first cross rod 7.

The bottom end of the first round rod 6 is nested with a ball, and the ball is in contact with the inner wall of the bottom of the first groove.

The bottom of the square pressing plate 11 is fixedly provided with a cushion pad, the cushion pad is made of rubber, and the type of the offset printing machine body 1 is KGT-LE-1610.

The utility model provides a paper feeding mechanism of offset press's theory of operation as follows:

the first step is as follows: when the packaging cotton paper needs to be printed, the offset printing machine body 1 integrates functions of an air suction platform, a light adjusting G5 spray head, a negative pressure ink supply system, bidirectional printing and the like;

the second step is as follows: firstly, the packaging cotton paper is placed on the placing plate 2, then the two handles 13 are pulled, the second round rod 10 is driven by the handles 13 to move, the square pressing plate 11 is driven by the second round rod 10 to move upwards, and the telescopic spring 12 is driven by the square pressing plate 11 to move;

at the moment, the telescopic springs 12 are compressed to generate elastic force, when the square pressing plates 11 move upwards to a certain distance, the packaging cotton paper is placed below the two square pressing plates 11, the handles 13 are loosened, and the packaging cotton paper is fixed by the square pressing plates 11 under the action of the elastic force of the telescopic springs 12;

the third step: then the offset press body 1 is started to print the paper, and when paper needs to be fed after printing, the driving motor 4 is started, and the output shaft of the driving motor 4 drives the first cross rod 7 to rotate;

under the effect of screw thread, first horizontal pole 7 drives first round bar 6 and removes, and first round bar 6 drives vertical push pedal 3 and removes, and vertical push pedal 3 just can promote the packing cotton paper after the printing and remove to accomplish this packing cotton paper's printing work.

the utility model provides a paper feeding mechanism of offset press mutually supports through driving motor 4, first horizontal pole 7, first round bar 6, perpendicular type push pedal 3, square clamp plate 11 and expanding spring 12, can fix it during packing cotton paper printing, avoids appearing the condition of displacement, simultaneously, adopts the electrodynamic type to form paper, provides work efficiency, the staff's operation of being convenient for.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A paper feeding mechanism of an offset printing press, comprising:

an offset printing machine body;

the placing plate is arranged on the offset printing machine body;

the vertical push plate is arranged above the placing plate;

the driving motor is fixedly arranged on the offset printing machine body and is positioned below the placing plate;

the first through hole is formed in the top of the placing plate;

the first round rod is slidably mounted in the first through hole, the top end and the bottom end of the first round rod both extend out of the first through hole, and the top end of the first round rod is fixedly connected with the bottom of the vertical push plate;

the first cross rod is fixedly arranged on an output shaft of the driving motor, and the first round rod is sleeved on the first cross rod in a threaded manner;

the first bar-shaped block is fixedly arranged on the offset printing machine body;

and the two second strip-shaped blocks are both fixedly arranged on one side of the vertical push plate close to the driving motor.

2. The paper feeding mechanism of an offset printing press as claimed in claim 1, wherein the second bar-shaped block is slidably mounted with a second round bar, a square pressing plate is fixedly mounted at the bottom end of the second round bar, an extension spring is slidably sleeved on the second round bar, the top end of the extension spring is fixedly connected with the corresponding second bar-shaped block, the bottom end of the extension spring is fixedly connected with the corresponding square pressing plate, and the stiffness coefficient of the extension spring ranges from 5N/m to 40N/m.

3. The paper feeding mechanism of offset press as claimed in claim 2, wherein the second bar block has a second through hole at the top, the second through hole is slidably connected to a corresponding second round bar, and a handle is fixedly mounted at the top end of the second round bar.

4. The paper feeding mechanism of offset press as claimed in claim 1, wherein the first bar-shaped block has a first groove at the top, the same fixing rod is fixed on the inner wall of the first groove at both sides, and the first round rod is slidably fitted on the fixing rod.

5. The paper feeding mechanism of offset press as claimed in claim 1, wherein the first round bar has a third through hole, the third through hole has an inner thread on an inner wall thereof, the first cross bar has an outer thread thereon, and the third through hole is threadedly coupled to the first cross bar.

6. The paper feeding mechanism of an offset printing press as claimed in claim 4, wherein a ball is nested in a bottom end of the first round bar, and the ball contacts with an inner wall of a bottom of the first groove.

7. The paper feeding mechanism of an offset printing press as claimed in claim 2, wherein a cushion pad is fixedly mounted at the bottom of the square pressing plate, the cushion pad is made of rubber, and the offset printing press body has a model number of KGT-LE-1610.