CN217599932U

CN217599932U - Paper deviation preventing mechanism of printing machine

Info

Publication number: CN217599932U
Application number: CN202221167044.XU
Authority: CN
Inventors: 胥皓文; 胥加森; 顾叶
Original assignee: Yancheng Chida Machinery Manufacturing Co ltd
Current assignee: Yancheng Chida Machinery Manufacturing Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-18
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a deviation-preventing paper feeding mechanism of printing machinery, which comprises a bracket, wherein a belt type conveying mechanism is connected on the bracket, a first limiting mechanism is arranged at the paper feeding end of the belt type conveying mechanism, the first limiting mechanism comprises a bearing plate connected at one end of the bracket, a first strip-shaped hole is formed in the bearing plate, a slide bar is connected in the first strip-shaped hole in a sliding way, a first limiting rod is connected at the upper end of the slide bar, a screw rod is connected with one side of the bearing plate through threads, the end part of the screw rod is connected with the slide bar, and one end of the first limiting rod extends to the upper part; the paper outlet end of the belt conveying mechanism is provided with a second limiting mechanism, the second limiting mechanism comprises a U-shaped frame connected to the support, a second strip-shaped hole is formed in the top of the U-shaped frame, a second limiting rod is connected to the inside of the second strip-shaped hole in a sliding mode, the lower end of the second limiting rod is rotatably connected with a roller, and the roller is located on the belt conveying mechanism. Can carry on spacingly through first gag lever post and second gag lever post to the transport of paper, prevent the paper skew.

Description

Paper deviation preventing mechanism of printing machine

Technical Field

The utility model relates to a printing machine technical field specifically is a printing machine prevents inclined to one side paper mechanism that goes into.

Background

Modern printing machines generally comprise mechanisms such as plate loading, inking, stamping, paper conveying and the like, and the working principle of the modern printing machine is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position on the printing plate where the characters and images are placed by hand or printing machine, then it is directly or indirectly transferred onto paper or other printing material so as to copy the printed matter identical to printing plate.

When the printing machine works, the paper feeding mechanism feeds paper into the printing plate, but when the paper is fed, on one hand, the paper is not conveyed stably enough, on the other hand, the paper is easy to deviate, so that printing deviation occurs, and even the paper is wrinkled.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a printing machine prevents into paper mechanism partially to solve the problem that present printing machine paper squinted easily when the printing.

In order to solve the technical problem, the utility model provides a following technical scheme:

a deviation-preventing paper feeding mechanism of printing machinery comprises a support, wherein the support comprises a base and two side plates connected to the base, a belt type conveying mechanism is connected to the support, a first limiting mechanism is arranged at a paper feeding end of the belt type conveying mechanism and comprises a bearing plate connected to one end of the support, a first strip-shaped hole is formed in the bearing plate, a sliding rod is connected in the first strip-shaped hole in a sliding mode, a first limiting rod perpendicular to the first strip-shaped hole is connected to the upper end of the sliding rod, a screw rod is connected to one side of the bearing plate in a threaded mode, the end portion of the screw rod is connected with the sliding rod, and one end of the first limiting rod extends into the support and is located above the belt type conveying mechanism; belt conveyor's play paper end is equipped with second stop gear, and second stop gear is including connecting the U type frame on the support, and second bar hole has been seted up at U type frame top, and the downthehole sliding connection of second bar has the second gag lever post, and the lower extreme rotatable coupling of second gag lever post has the gyro wheel, and the gyro wheel is located belt conveyor's top, and the equal threaded connection in upper and lower part of second gag lever post has the first fastening nut that sticiss on U type frame.

Preferably, the belt conveying mechanism comprises a motor fixed on one side plate, a main roller and an auxiliary roller which are rotatably connected between the two side plates, and a conveying belt connected to the main roller and the auxiliary roller, wherein the output end of the motor is connected with the main roller, the bottom surface of the first limiting rod is flush with the top surface of the conveying belt, and the roller is located above the conveying belt.

Above-mentioned technical scheme, motor work through the effect of main roller, vice roller, can drive the conveyer belt and rotate to carry paper forward.

Preferably, be connected with the axostylus axostyle on two curb plates, be connected with the connecting rod on the axostylus axostyle, seted up third bar hole on the connecting rod, the axostylus axostyle passes third bar hole and passes the end screw side and be connected with second fastening nut, the one end that the axostylus axostyle was kept away from to the connecting rod has the pinch roller through pivot rotatable coupling, the pinch roller is located between the board of both sides, and the pinch roller is located the top of conveyer belt.

Above-mentioned technical scheme, according to the difference of paper thickness when printing, loosen second fastening nut, the deflection angle of adjustment connecting rod to the interval of adjustment pinch roller and conveyer belt prevents that the pinch roller from sticising on the paper when the paper is too thick, influences the transport of paper.

Preferably, the outer side of one end, away from the bearing plate, of the side plate is connected with a mounting strip, a first mounting hole is formed in the mounting strip, and a second mounting hole is formed in the bottom plate.

Above-mentioned technical scheme can install this paper mechanism of going into at the paper feed end of printing machine through first mounting hole and second mounting hole, and is easy to assemble and change easy maintenance.

Preferably, the outer end of the screw rod is connected with a handle.

According to the technical scheme, the screw can be driven to rotate by screwing the handle, so that the position of the first limiting rod can be adjusted.

Compared with the prior art, the utility model discloses possess following beneficial effect: the first limiting rod capable of being transversely adjusted is arranged at the paper feeding end of the belt type conveying mechanism, so that the position of the first limiting rod is adjusted according to the width of paper, one side of the paper is abutted against the first limiting rod, and the entering of the paper is limited; through setting up horizontal and vertical equal adjustable second gag lever post in belt conveyor's play paper end, can play further limiting displacement to the paper according to the position of the width adjustment second gag lever post of paper, prevent that the paper from taking place the skew.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of a second spacing mechanism;

in the figure: 1-base, 2-side plate, 3-first limiting mechanism, 31-bearing plate, 32-first strip-shaped hole, 33-first limiting rod, 34-screw, 35-handle, 4-second limiting mechanism, 41-U-shaped frame, 42-second strip-shaped hole, 43-second limiting rod, 44-roller, 45-first fastening nut, 5-motor, 6-conveying belt, 7-connecting rod, 8-third strip-shaped hole, 9-second fastening nut, 10-pressing wheel and 11-mounting bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-2, an anti-deviation paper feeding mechanism of a printing machine includes a bracket, the bracket includes a base 1, two side plates 2 connected to the base 1, a belt conveying mechanism is connected to the bracket, a first limiting mechanism 3 is arranged at a paper feeding end of the belt conveying mechanism, the first limiting mechanism 3 includes a bearing plate 31 connected to one end of the bracket, a first strip hole 32 is arranged on the bearing plate 31, a slide bar is slidably connected in the first strip hole 32, a first limiting rod 33 perpendicular to the first strip hole 32 is connected to an upper end of the slide bar, a screw 34 is connected to one side of the bearing plate 31 through a thread, an outer end of the screw 34 is connected to a handle 35, an end of the screw 34 is connected to the slide bar, and one end of the first limiting rod 33 extends into the bracket and is located above the belt conveying mechanism; the paper outlet end of the belt conveying mechanism is provided with a second limiting mechanism 4, the second limiting mechanism 4 comprises a U-shaped frame 41 connected to the support, the top of the U-shaped frame 41 is provided with a second strip-shaped hole 42, a second limiting rod 43 is connected in the second strip-shaped hole 42 in a sliding manner, the lower end of the second limiting rod 43 is rotatably connected with a roller 44, the roller 44 is positioned above the belt conveying mechanism, the second limiting rod 43 is vertically adjusted to enable the roller 44 to be in contact with the conveying belt 6, on one hand, paper is prevented from deviating outwards from a gap between the roller 44 and the conveying belt 6, on the other hand, the roller 44 is in contact with the conveying belt 6, friction is reduced, and conveying smoothness is improved; the upper and lower parts of the second limiting rod 43 are connected with a first fastening nut 45 which is tightly pressed on the U-shaped frame 41 through threads.

In this embodiment, the belt conveying mechanism includes a motor 5 fixed on one side plate 2, a main roller and an auxiliary roller rotatably connected between the two side plates 2, and a conveying belt 6 connected to the main roller and the auxiliary roller, an output end of the motor 5 is connected to the main roller, a bottom surface of the first limiting rod 33 is flush with a top surface of the conveying belt 6, and the roller 44 is located above the conveying belt 6. The motor works 5, and the conveyer belt 6 can be driven to rotate under the action of the main roller and the auxiliary roller so as to convey paper forwards.

In this embodiment, be connected with the axostylus axostyle on two curb plates 2, be connected with connecting rod 7 on the axostylus axostyle, seted up third bar hole 8 on the connecting rod 7, the axostylus axostyle passes third bar hole 8 and passes end threaded connection and has second fastening nut 9, the one end that the axostylus axostyle was kept away from to connecting rod 7 is through pivot rotatable coupling have pinch roller 10, pinch roller 10 is located between the board of both sides, and the pinch roller is located the top of conveyer belt 6. According to the difference of paper thickness during printing, loosen second fastening nut 9, adjust the deflection angle of connecting rod 7, after adjusting to suitable position, tighten second fastening nut 9 again to the interval of adjustment pinch roller 10 and conveyer belt 6 prevents that pinch roller 10 from sticising on the paper when the paper is too thick, influences the transport of paper.

In this embodiment, the outside fixedly connected with mounting bar 11 of loading board one end is kept away from to curb plate 2, has seted up first mounting hole on the mounting bar 11, has seted up the second mounting hole on the bottom plate 1. Can install this paper feed end at printing machine through first mounting hole and second mounting hole, easy to assemble and change easy maintenance.

To sum up, the utility model discloses a use method does:

according to the width of the paper, the screw 34 is rotated to enable the sliding rod to slide in the first strip-shaped hole 32 so as to adjust the position of the first limiting rod 33, then the paper is placed on the bearing plate 31, one side of the paper abuts against the first limiting rod 33, and the entering of the paper is limited through the first limiting rod 33; then loosen the second fastening nut 45, adjust the position of the second limiting rod 43, make the second limiting rod 43 align with the first limiting rod 33, tighten the second fastening nut 45, play a limiting role in the output of the paper through the second limiting rod 43, prevent the paper from skewing. According to the thickness of paper, adjust the distance between pinch roller 10 and the conveyer belt 6, prevent that pinch roller 10 from sticising on the paper, pinch roller 10 also can prevent paper rebound simultaneously, makes the paper steadily carry.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a printing machinery's inclined to one side paper feed mechanism that prevents, which comprises a bracket, the support includes base (1), connect two curb plates (2) on base (1), be connected with belt conveyor on the support, belt conveyor's paper feed end is equipped with first stop gear (3), first stop gear (3) are including connecting in bearing board (31) of support one end, first bar hole (32) have been seted up on bearing board (31), sliding connection has the slide bar in first bar hole (32), the upper end of slide bar is connected with first gag lever post (33) perpendicular with first bar hole (32), one side threaded connection of bearing board (31) has screw rod (34), the tip and the slide bar of screw rod (34) are connected, the one end of first gag lever post (33) extends to in the support and is located belt conveyor's top; belt conveyor's play paper end is equipped with second stop gear (4), second stop gear (4) are including connecting U type frame (41) on the support, second bar hole (42) have been seted up at U type frame (41) top, sliding connection has second gag lever post (43) in second bar hole (42), the lower extreme rotatable coupling of second gag lever post (43) has gyro wheel (44), gyro wheel (44) are located belt conveyor's top, the equal threaded connection in upper and lower part of second gag lever post (43) has first fastening nut (45) of sticising on U type frame (41).

2. The deviation preventing mechanism of printing machine according to claim 1, wherein: the belt conveying mechanism comprises a motor (5) fixed on one side plate (2), a main roller and an auxiliary roller which are rotatably connected between the two side plates (2), and a conveying belt (6) connected to the main roller and the auxiliary roller, wherein the output end of the motor (5) is connected with the main roller, the bottom surface of a first limiting rod (33) is flush with the top surface of the conveying belt (6), and a roller (44) is located above the conveying belt (6).

3. The deviation preventing mechanism of a printing machine according to claim 2, wherein: be connected with the axostylus axostyle on two curb plate (2), be connected with connecting rod (7) on the axostylus axostyle, third bar hole (8) have been seted up on connecting rod (7), and the axostylus axostyle passes third bar hole (8) and passes end threaded connection and has second fastening nut (9), and the one end that the axostylus axostyle was kept away from in connecting rod (7) has pinch roller (10) through pivot rotatable coupling, and pinch roller (10) are located between the both sides board, and the pinch roller is located the top of conveyer belt (6).

4. The deviation preventing mechanism of printing machine according to claim 3, wherein: lateral plate (2) keep away from outside fixedly connected with mounting bar (11) of loading board one end, seted up first mounting hole on mounting bar (11), seted up the second mounting hole on base (1).

5. The deviation preventing mechanism of printing machine according to claim 4, wherein: the outer end of the screw rod (34) is connected with a handle (35).