CN216885811U

CN216885811U - Sheet-fed printing press

Info

Publication number: CN216885811U
Application number: CN202220508222.4U
Authority: CN
Inventors: 张延伟
Original assignee: Shanghai Tungkong Security Printing Co ltd
Current assignee: Shanghai Tungkong Security Printing Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-05
Anticipated expiration: 2032-03-09

Abstract

The utility model relates to a sheet-fed printing machine field, and a sheet-fed printing machine is disclosed, including the printing machine, the entry upper end both sides of printing machine are all fixed and are equipped with the fixed plate, the bull stick is worn to be equipped with in the inside rotation of fixed plate, the fixed backup pad that is equipped with two symmetries and sets up of one end of bull stick, it is equipped with the reciprocal lead screw that a plurality of thread sizes increase progressively to rotate between two backup pads, the other end of bull stick is equipped with the stop gear who is used for restricting bull stick pivoted position, the pole wall thread bush of reciprocal lead screw is equipped with the slider, one side that the slider is close to the printing machine entry is equipped with the clean mechanism of regulation that is used for clean, the fixed motor that is equipped with in one side that the bull stick was kept away from to the fixed plate, be equipped with between the output of motor and a plurality of reciprocal lead screws and be used for driving reciprocal lead screw pivoted actuating mechanism. This application can carry out sufficient cleanness to the printed matter surface before getting into the printing machine with the printed matter, improves printing ink adhesion effect.

Description

Sheet-fed printing press

Technical Field

The application relates to the field of sheet-fed printing presses, in particular to a sheet-fed printing press.

Background

A printing press is a machine for printing text and images, which applies ink to a printing plate where text and images are located, and transfers the ink directly or indirectly to paper or other substrates to reproduce the same print as the printing plate.

In the process of implementing the present application, the inventor finds that at least the following problems exist in the technology, and in order to ensure that the ink can be sufficiently adhered to the surface of the printed matter before the current printing machine is used, the surface of the printed matter needs to be ensured to be clean, while the existing printed matter is in the air before the current printing machine is used, and is easy to contact with dust to influence the surface cleanness.

SUMMERY OF THE UTILITY MODEL

The application aims to solve the problem that printed matters cannot be effectively cleaned before entering a printing machine in the prior art, and provides a flat-sheet printing machine.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a sheet-fed printing machine, includes the printing machine, the entry upper end both sides of printing machine are all fixed and are equipped with the fixed plate, the bull stick is worn to be equipped with in the inside rotation of fixed plate, the fixed backup pad that is equipped with two symmetries and sets up of one end of bull stick, two rotate between the backup pad and be equipped with the reciprocal lead screw that a plurality of screw thread sizes increase progressively, the other end of bull stick is equipped with and is used for the restriction bull stick slewing position's stop gear, the pole wall screw thread cover of reciprocal lead screw is equipped with the slider, one side that the slider is close to the printing machine entry is equipped with and is used for the clean mechanism of regulation of cleaning, the fixed motor that is equipped with in one side that the bull stick was kept away from to the fixed plate, be equipped with between the output of motor and a plurality of reciprocal lead screws and be used for the drive reciprocal lead screw pivoted actuating mechanism.

Preferably, it includes the internal thread pipe to adjust clean mechanism, the internal thread pipe rotates with the slider and cup joints, and interior surface thread cover is equipped with the screw rod, the fixed connecting block that is equipped with in bottom of screw rod, the connecting block bonds and is equipped with the bonding area, the bottom in bonding area bonds and is equipped with cleans the cotton, the top both ends of connecting block all with the slider between fixed be equipped with the telescopic link.

Preferably, a knob is fixedly sleeved at the upper end of the internal thread pipe.

Preferably, a cross rod penetrates through the inside of the sliding block in a sliding mode, and two ends of the cross rod are fixedly connected with one side, close to the two supporting plates, of the two supporting plates.

Preferably, the limiting mechanism comprises a supporting block, the supporting block is fixedly connected with the rotating rod, a plurality of jacks which are symmetrically arranged in an annular shape are formed in one side, close to the supporting block, of the fixing plate, an inserting rod penetrates through the supporting block in a sliding mode, the end portion of the inserting rod is located in the jack, a spring is sleeved on the rod wall of the inserting rod, and two ends of the spring are fixedly connected with the inserting rod and the supporting block respectively.

Preferably, the driving mechanism comprises a first gear, the first gear is fixedly sleeved with the output end of the motor, a sleeve is sleeved on the rod wall of the reciprocating screw rod in a sliding mode, a second gear is fixedly sleeved on the tube wall of the sleeve, the first gear and the second gear are meshed, and a positioning bolt is arranged between the sleeve and the reciprocating screw rod in a penetrating mode through threads.

Preferably, a plurality of the second gears are wound around an outer side of the first gear.

Preferably, the wiping cotton is a dust removing cloth.

Compared with the prior art, the application provides a sheet-fed printing machine, possesses following beneficial effect:

1. this sheet-fed printing machine, through the fixed plate that is equipped with, the backup pad, the bull stick, reciprocal lead screw, the slider, the horizontal pole and adjust clean mechanism and stop gear, can choose the reciprocal lead screw of unidimensional according to the thickness and the width of the printed matter of wanting to print for use, and adjust the high position of wiping the cotton, confirm the position of wiping the cotton through the grafting of inserted bar and jack at last, can wipe the surface of printed matter before the printed matter gets into the printing machine, avoid the dust too much to cause printing ink can't fully adhere to on the printed matter surface as far as possible.

2. The flat-sheet printing machine is provided with the reciprocating screw rod, the motor, the fixing plate and the driving mechanism, and the first gear is meshed with the second gears on the rod walls of different reciprocating screw rods, so that the reciprocating screw rods at different positions can be driven to rotate, and the transverse movement and the wiping work of wiping cotton are completed.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application convenient operation can carry out effectual cleanness to the surface of printed matter according to the size of printed matter before the printed matter carries out the printing machine, guarantees that printing ink can be abundant attached to the surface of printed matter.

Drawings

Fig. 1 is a schematic view of a sheet-fed printing press according to the invention;

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

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is an enlarged view of a portion C of fig. 1.

Description of reference numerals:

1. a printing press; 2. a fixing plate; 3. a rotating rod; 4. a support plate; 5. a reciprocating screw rod; 6. a slider; 7. a motor; 8. an internally threaded tube; 9. a screw; 10. connecting blocks; 11. an adhesive tape; 12. wiping cotton; 13. a telescopic rod; 14. a knob; 15. a cross bar; 16. a support block; 17. inserting a rod; 18. a spring; 19. a first gear; 20. a sleeve; 21. a second gear; 22. and (6) positioning the bolt.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present application.

Referring to fig. 1, a sheet printing machine includes a printing machine 1, and fixing plates 2 are fixedly provided at both sides of an upper end of an inlet of the printing machine 1.

Referring to fig. 4, the rotating rod 3 is arranged in the fixing plate 2 in a rotating mode, two supporting plates 4 symmetrically arranged are fixedly arranged at one end of the rotating rod 3, a plurality of reciprocating screw rods 5 with gradually increased thread sizes are arranged between the two supporting plates 4 in a rotating mode, the rotating rod 3 can drive the supporting plates 4 to rotate, and therefore the different reciprocating screw rods 5 can be rotated and used.

Referring to fig. 1, the rod wall thread sleeve of the reciprocating screw rod 5 is provided with a sliding block 6, a cross rod 15 is arranged in the sliding block 6 in a penetrating mode, two ends of the cross rod 15 are close to one side of the two supporting plates 4 and fixedly connected with the two supporting plates, and the sliding of the sliding block 6 is limited through the arrangement of the cross rod 15.

Referring to fig. 1, the side of the slider 6 near the entrance of the printing press 1 is provided with an adjustable cleaning mechanism for cleaning wiping.

Referring to fig. 3, adjust clean mechanism and include that internal thread pipe 8, internal thread pipe 8 rotates with slider 6 and cup joints, and the internal surface screw thread cover is equipped with screw rod 9, and the fixed cover in upper end of internal thread pipe 8 is equipped with knob 14, drives internal thread pipe 8 through knob 14 and rotates.

Referring to fig. 3, the fixed connecting block 10 that is equipped with in bottom of screw rod 9, the connecting block 10 bonds and is equipped with adhesive tape 11, and adhesive tape 11's bottom bonds and is equipped with cleans cotton 12, cleans cotton 12 and is the dust removal cloth to can carry out abundant absorption with the dust on printed matter surface and get rid of, the top both ends of connecting block 10 all with the slider 6 between fixed telescopic link 13 that is equipped with, restrict the longitudinal movement of connecting block 10 through telescopic link 13.

Referring to fig. 1, the other end of the rotating rod 3 is provided with a limiting mechanism for limiting the rotating position of the rotating rod 3.

Referring to fig. 4, the limiting mechanism comprises a supporting block 16, the supporting block 16 is fixedly connected with the rotating rod 3, a plurality of jacks which are symmetrically arranged in an annular mode are formed in one side, close to the supporting block 16, of the fixing plate 2, the supporting block 16 is internally provided with an inserting rod 17 in a sliding mode in a penetrating mode, the end portion of the inserting rod 17 is located in the jack, and the position of the supporting plate 4 after the reciprocating screw rod 5 is selected is determined through the matching of the inserting rod 17 and the jacks.

Referring to fig. 4, a spring 18 is sleeved on the rod wall of the inserted rod 17, two ends of the spring 18 are respectively fixedly connected with the inserted rod 17 and the supporting block 16, and the position adjustment of the inserted rod 17 can be conveniently completed through the spring 18.

Referring to fig. 1-2, a motor 7 is fixedly arranged on one side of a fixing plate 2, which is far away from a rotating rod 3, a driving mechanism for driving the reciprocating screw rods 5 to rotate is arranged between the output end of the motor 7 and the reciprocating screw rods 5, the driving mechanism comprises a first gear 19, the first gear 19 is fixedly sleeved with the output end of the motor 7, a sleeve 20 is slidably sleeved on the rod wall of the reciprocating screw rods 5, a second gear 21 is fixedly sleeved on the tube wall of the sleeve 20, the second gear 21 surrounds the outer side of the first gear 19, and the sleeve 20 can drive the second gear 21 to move transversely and to be meshed with the first gear 19 for transmission.

Referring to fig. 2, the first gear 19 and the second gear 21 are engaged with each other, a positioning bolt 22 is threaded between the sleeve 20 and the reciprocating screw rod 5, and the position of the sleeve 20 can be fixed by the positioning bolt 22.

The working principle is that before the printed matter is processed by the printer 1, the printed matter is placed at the inlet of the printer 1, the inserted rod 17 is pulled according to the thickness and the width of the printed matter, the inserted rod 17 slides along the inside of the supporting block 16 and extrudes the spring 18, the inserted rod 17 is separated from the jack, then the supporting block 16 is rotated and drives the rotating rod 3 and the supporting plate 4 to rotate, so that the reciprocating screw rods 5 with different thread lengths are selected, the inserted rod 17 is loosened, the inserted rod 17 is inserted into the jack at the corresponding position on the fixing plate 2 through the elastic force of the spring 18, the position determination of the reciprocating screw rods 5 is completed, then the knob 14 is rotated to rotate the internal thread pipe 8, the screw rod 9 is pushed by the thread of the internal thread pipe 8, the wiping cotton 12 is pushed to move downwards under the limit of the telescopic rod 13 and finally contacts with the surface of the printed matter, and finally the positioning bolt 22 is screwed out from the sleeve 20, then, the sleeve 20 on the rod wall of the reciprocating screw rod 5 at the corresponding position is transversely moved, so that the sleeve 20 drives the second gear 21 to be meshed with the first gear 19, the positioning bolt 22 is fixed with the reciprocating screw rod 5 again, the position of the second gear 21 is determined, the motor 7 is started immediately, the sliding block 6 drives the wiping cotton 12 to transversely move under the limit of the cross rod 15 by driving the motor 7 and matching with the meshing of the first gear 19 and the second gear 21, and the dust cleaning of the surface of the printed matter by the wiping cotton 12 is completed.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. A sheet-fed printing press comprising a printing press (1), characterized in that: fixing plates (2) are fixedly arranged on both sides of the upper end of the inlet of the printing machine (1), a rotating rod (3) is rotatably arranged in the fixed plate (2) in a penetrating way, one end of the rotating rod (3) is fixedly provided with two symmetrically arranged supporting plates (4), a plurality of reciprocating screw rods (5) with gradually increased thread sizes are rotatably arranged between the two supporting plates (4), the other end of the rotating rod (3) is provided with a limiting mechanism for limiting the rotating position of the rotating rod (3), a slide block (6) is sleeved on the rod wall thread of the reciprocating screw rod (5), one side of the slide block (6) close to the inlet of the printing machine (1) is provided with an adjusting and cleaning mechanism for cleaning and wiping, a motor (7) is fixedly arranged on one side of the fixed plate (2) far away from the rotating rod (3), and a driving mechanism for driving the reciprocating screw rods (5) to rotate is arranged between the output end of the motor (7) and the reciprocating screw rods (5).

2. A sheet-fed printing press according to claim 1, wherein: adjust clean mechanism and include internal thread pipe (8), internal thread pipe (8) rotate with slider (6) and cup joint, and the internal surface screw thread cover is equipped with screw rod (9), the fixed connecting block (10) that is equipped with in bottom of screw rod (9), connecting block (10) bond and are equipped with bonding area (11), the bottom bonding in bonding area (11) is equipped with cleans cotton (12), the top both ends of connecting block (10) all with slider (6) between fixed telescopic link (13) that is equipped with.

3. A sheet-fed printing press according to claim 2, wherein: the upper end of the internal thread pipe (8) is fixedly sleeved with a knob (14).

4. A sheet-fed printing press according to claim 1, wherein: the inside of slider (6) slides and wears to be equipped with horizontal pole (15), the both ends and two of horizontal pole (15) backup pad (4) are close to one side fixed connection mutually.

5. A sheet-fed printing press according to claim 1, wherein: the limiting mechanism comprises a supporting block (16), the supporting block (16) is fixedly connected with the rotating rod (3), a plurality of jacks which are symmetrically arranged in an annular mode are formed in one side, close to the supporting block (16), of the fixing plate (2), inserting rods (17) are arranged inside the supporting block (16) in a penetrating mode in a sliding mode, the end portions of the inserting rods (17) are located in the jacks, springs (18) are sleeved on rod walls of the inserting rods (17), and two ends of the springs (18) are fixedly connected with the inserting rods (17) and the supporting block (16) respectively.

6. A sheet-fed printing press according to claim 1, wherein: actuating mechanism includes first gear (19), first gear (19) is fixed to be cup jointed with the output end of motor (7), the pole wall slip cover of reciprocal lead screw (5) is equipped with sleeve pipe (20), the fixed cover of pipe wall of sleeve pipe (20) is equipped with second gear (21), first gear (19) and second gear (21) meshing set up, positioning bolt (22) are worn to be equipped with by the screw thread between sleeve pipe (20) and reciprocal lead screw (5).

7. The sheet-fed printing press according to claim 6, wherein: the plurality of second gears (21) are wound around the outside of the first gear (19).

8. A sheet-fed printing press according to claim 2, wherein: the wiping cotton (12) is dust removal cloth.