CN218702060U

CN218702060U - Double-color flat-bed printing machine

Info

Publication number: CN218702060U
Application number: CN202222941246.1U
Authority: CN
Inventors: 周晓明; 刘江辉; 朱曹平
Original assignee: Xingping Huawen Printing Co ltd
Current assignee: Xingping Huawen Printing Co ltd
Priority date: 2022-11-05
Filing date: 2022-11-05
Publication date: 2023-03-24
Anticipated expiration: 2032-11-05

Abstract

The utility model discloses a double-colored lithographic machine, including printing organism (1) and set up in paper feed mechanism (2) on printing organism (1) right side, paper feed (201) that link up about being equipped with in paper feed mechanism (2), the bottom of paper feed (201) is equipped with dust exhaust port (202) that link up from top to bottom, dust exhaust port (202) internal rotation is equipped with down paper feed roller (205), be equipped with crane (210) in paper feed (201), crane (210) internal rotation fit is connected with last paper feed roller (212), the rear side wall of paper feed mechanism (2) is equipped with control cavity (203) that the opening is backward, control cavity (203) are equipped with and are used for controlling last paper feed roller (212) with the power control mechanism of paper feed roller (205) work down; this device simple structure, convenient to use can adjust according to the thickness of paper, prevents that the foreign matter from falling into and leading to equipment damage, improves the security that workman operated simultaneously.

Description

Double-color flat-bed printing machine

Technical Field

The utility model relates to a printing machine technical field specifically is a double-colored flatbed printing machine.

Background

The current printing machine generally comprises mechanisms of paper feeding, plate loading, inking, stamping, paper conveying, folding and the like. The paper to be printed is fed by paper feeder, and the characters and images to be printed are made into printing plate, then the printing plate is placed on the printing machine, then the ink is coated on the position on which the characters and images are placed by hand or printing machine, then the ink is directly or indirectly transferred onto the paper or other printing material so as to copy the printed matter identical to that of printing plate. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture, and the existing paper feeding device arranged at the input end of the printing machine body generally consists of a bracket, and a driving roller and a driven roller which are rotatably arranged on the bracket.

An improved flatbed printing machine paper feeding device is disclosed for CN214354887U, including electrostatic precipitator, a supporting table, first brush, the second brush, rubber lug and apron, electrostatic precipitator sets up the upper and lower both sides at the printing paper, a supporting table sets up the right side at electrostatic precipitator, first brush sets up the upper end at the action wheel, the lower extreme at the follow driving wheel is installed to the second brush, rubber lug sets up the surface at the action wheel, the apron is through rotating hinged joint in electrostatic precipitator's top, and electrostatic precipitator's below is provided with the electrostatic precipitator mouth. This modified flatbed printer paper feed device is provided with electrostatic precipitator at the upper and lower both ends face of printing paper, plays the effect that utilizes the electrostatic principle to get rid of the adnexed dust of printing paper upper and lower two sides and wastepaper, can clean printing paper, nevertheless can not carry out adjusting device according to the thickness of paper for to the paper that is thinner a bit can not be fine clear up, when the fold appears in the paper simultaneously, also can influence clean effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-colored flatbed printing machine for overcome the above-mentioned defect among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-colored flatbed printer, including the printing organism and set up in the paper feed mechanism on printing organism right side, the paper feed mouth that link up about being equipped with in the paper feed mechanism, the bottom of paper feed mouth is equipped with the dust exhaust mouth that link up from top to bottom, it is equipped with down the paper feed roller to rotate in the dust exhaust mouth, the paper feed roller downside is equipped with dust removal mechanism down, the biggest circumscribed circle in top of paper feed roller stretches into in the paper feed mouth down, be equipped with the crane in the paper feed mouth, crane internal rotation cooperation is connected with the paper feed roller, be equipped with cylinder mechanism in the roof of paper feed mouth, cylinder mechanism's bottom with crane power fit connects, the back lateral wall of paper feed mechanism is equipped with the control cavity behind the opening, the control cavity is equipped with and is used for control go up with the power control mechanism of paper feed roller work down, install the guard plate through the screw thread on the back lateral wall of paper feed mechanism.

As the utility model discloses an optimized technical scheme, paper feed mechanism's right side is equipped with the paper feed platform, and the design can be put the support to printing paper like this.

As a preferred technical scheme of the utility model, dust removal mechanism is including having set firmly the fixed plate, the fixed plate upside is equipped with back style of calligraphy framework, it is connected with the dust scraping plate to return sliding fit in the style of calligraphy framework, the cooperation of dust scraping plate bottom roof pressure is connected with the roof pressure spring.

As a preferred technical scheme of the utility model, power control mechanism include the front side with first bevel gear, the front side that last paper feed roller power fit connects with down advance second bevel gear and fixed mounting in driving motor in the control cavity diapire, the paper feed mouth with be linked together between the control cavity and be equipped with the intercommunication mouth, extend the backup pad that sets up around being equipped with in the intercommunication mouth, the front side of backup pad with crane fixed connection, the rear side section of backup pad stretches into in the control cavity, the cooperation of rotating on the rear side section of backup pad is connected with the inner spline cover, the surface circumference of inner spline cover has set firmly third bevel gear, third bevel gear with first bevel gear meshing is connected, inner spline cover inner spline meshing is connected with the external spline axle, the bottom of external spline axle is connected with the power shaft, the bottom of power shaft with driving motor power fit connects, circumference has set firmly fourth bevel gear on the surface of power shaft, fourth bevel gear meshing is connected, and the design can carry out drive control to last paper and lower paper feed roller, and then realize the different paper feed roller thickness control, thereby the paper feed mechanism reciprocates in the control.

As a preferred technical scheme of the utility model, the left and right sides normal running fit of backup pad be connected with respectively with inner wall looks butt's directional gyro wheel about the intercommunication mouth, the design can be to the directional stable direction slip work that removes of backup pad like this.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, convenient to use can adjust according to the thickness of paper, because the backplate of seting up defences on the back lateral wall of paper feed mechanism, and then makes power control mechanism be in the encapsulated situation, and then prevents that the foreign matter from falling into and leading to equipment to damage, improves the security that workman operated simultaneously.

Drawings

FIG. 1 is a schematic view of the overall structure of a two-color flatbed printing machine according to the present invention;

FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1 according to the present invention;

fig. 3 is a schematic distribution diagram of the first bevel gear and the third bevel gear in the present invention.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, according to the embodiment of the utility model discloses a two-color flat plate printing machine, including printing organism 1 and set up in paper feed mechanism 2 on printing organism 1 right side, paper feed inlet 201 that link up about being equipped with in paper feed mechanism 2, the bottom of paper feed inlet 201 is equipped with dust exhaust port 202 that link up from top to bottom, dust exhaust port 202 internal rotation is equipped with down paper feed roller 205, paper feed roller 205 downside is equipped with dust removal mechanism down, the biggest circumscribed circle in top of paper feed roller 205 stretches into in the paper feed inlet 201 down, be equipped with crane 210 in the paper feed inlet 201, crane 210 internal rotation is connected with paper feed roller 212, be equipped with cylinder mechanism 211 in the roof of paper feed inlet 201, cylinder mechanism 211's bottom with crane 210 power fit connects, paper feed mechanism 2's rear side wall is equipped with opening rearward control cavity 203, control cavity 203 is equipped with and is used for control paper feed roller 212 with the power control mechanism of paper feed roller 205 work down, install protection plate 204 through the screw thread on paper feed mechanism 2's the rear side wall.

Wherein, the right side of paper feed mechanism 2 is equipped with paper feed platform 3, and the design can be put the support to printing paper like this.

The dust removing mechanism comprises a fixed plate 220, a square frame 221 is arranged on the upper side of the fixed plate 220, a dust scraping plate 223 is connected to the square frame 221 in a sliding fit mode, and a top pressure spring 222 is connected to the bottom of the dust scraping plate 223 in a top pressure fit mode.

The power control mechanism comprises a first bevel gear 213 with the front side connected with the upper paper feeding roller 212 in a power fit manner, a second bevel gear 206 with the front side connected with the lower paper feeding roller 205 in a power fit manner, and a driving motor 207 fixedly installed in the bottom wall of the control chamber 203, a communication port 214 is communicated between the paper feeding port 201 and the control chamber 203, a supporting plate 216 extending back and forth is arranged in the communication port 214, the front side end of the supporting plate 216 is fixedly connected with the lifting frame 210, the rear side section of the supporting plate 216 extends into the control chamber 203, an inner spline housing 217 is connected to the rear side section of the supporting plate 216 in a rotating fit manner, a third bevel gear 215 is fixedly arranged on the outer surface of the inner spline housing 217 in the circumferential direction, the third bevel gear 215 is connected with the first bevel gear 213 in a meshing manner, an outer spline 209 is connected to the inner spline of the inner spline housing 217 in a matching manner, the bottom of the outer spline housing 209 is connected with a driving shaft 208, the bottom of the power shaft 208 is connected with the driving motor 207 in a power fit manner, a fourth bevel gear 219 is fixedly arranged on the outer surface of the power shaft 208, the fourth bevel gear 219 is connected with the upper bevel gear 219, and the upper bevel gear 219, the upper bevel gear is connected with the lower paper feeding roller 212, and the driving mechanism, so that the lower bevel gear is connected to control the paper feeding roller 205, the lower paper feeding roller 205, and the upper paper feeding roller 205, and the lower paper feeding roller 205, and the upper paper feeding roller 205 can be controlled by controlling the up-up and the up-up and-down paper feeding roller 205, and-up and-down feeding roller 205.

The left side and the right side of the supporting plate 216 are connected with directional rollers 218 which are respectively abutted against the left inner wall and the right inner wall of the communication port 214 in a rotating fit manner, so that the stable guiding sliding operation of the directional movement of the supporting plate 216 can be realized.

The utility model discloses a theory of operation and use flow: when the height of the upper paper feeding roller 212 needs to be adjusted, the lifting frame 210 is controlled to move up and down through the air cylinder mechanism 211, and then the lifting frame 210 is controlled to drive the supporting plate 216 to move up and down, the supporting plate 216 drives the inner spline housing 217 to move up and down along the outer spline shaft 209, the driving motor 207 drives the power shaft 208 to rotate and the outer spline shaft 209 to rotate, and then the fourth bevel gear 219 drives the second bevel gear 206 to rotate, the third bevel gear 215 drives the first bevel gear 213 to rotate, so that the second bevel gear 206 drives the lower paper feeding roller 205 to rotate, and the first bevel gear 213 drives the upper paper feeding roller 212 to rotate, so that the driving control work of paper feeding is realized, when the lower paper feeding roller 205 rotates, because the dust scraping plate 223 is abutted against the lower paper feeding roller 205, so that the dirt on the lower paper feeding roller 205 is scraped, and the scraped dirt is discharged from the lower side of the dust discharging port 202.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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 double-colored flatbed printing machine, including printing organism (1) and set up in paper feed mechanism (2) on printing organism (1) right side, its characterized in that: paper feed mechanism (2) are equipped with in and control paper feed mouth (201) that link up, the bottom of paper feed mouth (201) is equipped with dust exhaust mouth (202) that link up from top to bottom, dust exhaust mouth (202) internal rotation is equipped with down paper feed roller (205), paper feed roller (205) downside is equipped with dust removal mechanism down, the biggest circumscribed circle in top of paper feed roller (205) stretches into in paper feed mouth (201) down, be equipped with crane (210) in paper feed mouth (201), crane (210) internal rotation cooperation is connected with last paper feed roller (212), be equipped with cylinder mechanism (211) in the roof of paper feed mouth (201), the bottom of cylinder mechanism (211) with crane (210) power fit connects, the back lateral wall of paper feed mechanism (2) is equipped with opening control cavity (203) backward, control cavity (203) are equipped with and are used for control go up paper feed roller (212) with the power control mechanism of paper feed roller (205) work down, install protection plate (204) through the screw thread on the back lateral wall of paper feed mechanism (2).

2. A dual color lithographic press as in claim 1, wherein: and a paper feeding table (3) is arranged on the right side of the paper feeding mechanism (2).

3. A two-color flatbed printing press as defined in claim 1, wherein: the dust removal mechanism comprises a fixed plate (220), a square frame body (221) is arranged on the upper side of the fixed plate (220), a dust scraping plate (223) is connected to the square frame body (221) in a sliding fit mode, and a top pressure spring (222) is connected to the bottom of the dust scraping plate (223) in a top pressure fit mode.

4. A two-color flatbed printing press as defined in claim 1, wherein: the power control mechanism comprises a first bevel gear (213) with the front side in power fit connection with the upper paper feeding roller (212), a second bevel gear (206) with the front side in power fit connection with the lower paper feeding roller (205), and a driving motor (207) fixedly arranged in the bottom wall of the control chamber (203), a communication port (214) is communicated between the paper inlet (201) and the control chamber (203), a supporting plate (216) extending forwards and backwards is arranged in the communication opening (214), the front side end of the supporting plate (216) is fixedly connected with the lifting frame (210), the rear section of the support plate (216) protrudes into the control chamber (203), an inner spline housing (217) is connected on the rear side section of the supporting plate (216) in a rotating fit manner, a third bevel gear (215) is fixedly arranged on the outer surface of the inner spline housing (217) in the circumferential direction, the third bevel gear (215) is in meshed connection with the first bevel gear (213), the inner spline of the inner spline housing (217) is connected with an outer spline shaft (209) in a matching way, the bottom of the external spline shaft (209) is connected with a power shaft (208), the bottom of the power shaft (208) is in power fit connection with the driving motor (207), a fourth bevel gear (219) is fixedly arranged on the outer surface of the power shaft (208) along the circumferential direction, the fourth bevel gear (219) is in meshed connection with the second bevel gear (206).

5. The dual color flatbed printing press as recited in claim 4, wherein: the left side and the right side of the supporting plate (216) are connected with directional rollers (218) which are respectively abutted against the left inner wall and the right inner wall of the communication port (214) in a rotating fit manner.