CN220179418U

CN220179418U - Cutting device for printing machine

Info

Publication number: CN220179418U
Application number: CN202321734363.9U
Authority: CN
Inventors: 钱思凯
Original assignee: Hangzhou Jinglei Printing Co ltd
Current assignee: Hangzhou Jinglei Printing Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2023-12-15
Anticipated expiration: 2033-07-04

Abstract

The utility model discloses a cutting device for a printing machine, which relates to the technical field of printing machines and particularly comprises a workbench, wherein a U-shaped frame and two fixed blocks are fixedly connected to the upper surface of the workbench, a gear I is rotatably connected to the left side surface of the workbench, two sliding grooves II are formed in the U-shaped frame, a hydraulic cylinder II, a door-shaped sliding block, a rotating column, a spring III, an annular cutter, the sliding grooves II, a gear I and a gear II are arranged in the U-shaped frame, when the cutting device is used, if a printed matter in the vertical direction is required to be cut, the door-shaped sliding block is started to drive the rotating column and the annular cutter to move downwards, the gear II on the rotating column is driven to move downwards until the gear II and the gear I are meshed with each other, then the gear I drives the gear II, the rotating column and the annular cutter to rotate to cut, cutting of different widths and lengths required for the printed matter is completed, and whether the printed matter is cut can be controlled or not, so that the cutting device is higher in practicability.

Description

Cutting device for printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a cutting device for a printer.

Background

The printer is a machine for printing characters and images, and the modern printer generally consists of mechanisms such as plate filling, inking, embossing, paper feeding (including folding) and the like, and the working principle of the printer is as follows: the characters and images to be printed are made into printing plates, the printing plates are arranged on a printer, then the ink is coated on the places where the characters and images are arranged on the printing plates by manpower or the printer, and then the printing plates are directly or indirectly transferred onto paper or other printing stock (such as textiles, metal plates, plastics, leather, wood plates, glass and ceramics), so that the same printed matter as the printing plates is reproduced, and the utility model and development of the printer plays an important role in the transmission of human civilization and culture.

Through retrieving, chinese patent with publication number CN217345697U discloses a cutting device for printing press, its technical essential lies in: including main part, cutter and base, main part and cutter sliding connection, the equal fixedly connected with threaded rod in both ends about the main part rear end, threaded rod outside screwed connection has the sleeve, the sleeve outside rotates and is connected with the locating plate, through main part, cutter, threaded rod, sleeve, locating plate, locating pin, dead lever and the slider that set up, when using, the dead lever in the pulling slider makes dead lever extrusion spring, inserts the cutter in the main part, and the dead lever is spacing to the cutter, through promoting the dead lever, adjusts the position of cutter in the main part, moves the cutter to suitable position back, rotates the sleeve in the locating plate, makes the threaded rod outside rotation of sleeve in the main part, makes the locating plate drive the locating pin and slides in the main part, and the position through the locating pin with the cutter is fixed, conveniently adjusts the position of cutter, is convenient for cut different thickness's paper, and the practicality is higher.

According to the scheme, the problem that the cutting device of the printing machine is inconvenient to replace a cutter when the cutting device of the printing machine is used, the cutting device of the printing machine is fixed through a plurality of bolts, is quite complex and inconvenient to detach and install, and can not be adjusted according to the size of the cut paper is solved, but the cutting of different widths can occur in the processing process of the printed matter, and the cutting device for the printing machine is used for cutting the length of the printed matter, so that the practicability of the device is reduced; moreover, this cutting device for printing machine can't fix the printed matter at the cutting in-process, and the printed matter appears the fold at the cutting in-process, buckles and leads to cutting inaccurately easily.

There is therefore a need to propose a new solution to this problem.

Disclosure of Invention

Aiming at the defects of inaccurate cutting caused by the limitation of a cutting tool of a cutting device for a printer and the wrinkling and bending of a printed matter in the cutting process in the prior art.

The utility model discloses a cutting device for a printing machine, which comprises a workbench, wherein the upper surface of the workbench is fixedly connected with a U-shaped frame and two fixing blocks, the left side surface of the workbench is rotationally connected with a first gear, the inside of the U-shaped frame is provided with two second sliding grooves, the bottom surface of the U-shaped frame is fixedly connected with a second hydraulic cylinder, the bottom end of the second hydraulic cylinder is fixedly connected with a door-shaped sliding block, the outer surface of the door-shaped sliding block is fixedly connected with the corresponding second sliding grooves in a sliding manner, the upper surface of the door-shaped sliding block is fixedly connected with two third springs, the top end of each third spring is fixedly connected with the U-shaped frame, the inside of the door-shaped sliding block is rotationally connected with a rotating column, the left end of the rotating column extends to the left side of the door-shaped sliding block, the outer surface of the rotating column is fixedly connected with annular cutters which are arranged at equal intervals, and the outer surface of the rotating column is fixedly connected with second gears.

Further, the top of workstation is equipped with the reference column, the both ends of reference column all rotate with corresponding fixed block and be connected, the left and right sides both ends of reference column all extend to the outside of corresponding fixed block, the bottom surface fixedly connected with motor of workstation, the output fixedly connected with action wheel one of motor, the surface transmission of action wheel one is connected with belt one, action wheel one is connected with driven wheel one through belt one transmission.

Further, the first driven wheel is fixedly connected with the outer surface of the positioning column, one end, away from the first driven wheel, of the positioning column is fixedly connected with a second driving wheel, the outer surface of the second driving wheel is rotationally connected with a second belt, the second driving wheel is rotationally connected with a second driven wheel through the second belt, and the right end of the second driven wheel is fixedly connected with the first gear.

Further, the surface fixedly connected with gate frame of workstation, the positive fixedly connected with frame of gate frame, two spouts one have been seted up to the inside of frame, the back of frame rotates and is connected with two set-square, the below of frame is equipped with H type piece, the front of H type piece all rotates with two set-square to be connected.

Further, a first spring is fixedly connected to the left side face of the H-shaped block, the left end of the first spring is fixedly connected with the door-shaped frame, a first hydraulic cylinder is rotationally connected to the right side face of the H-shaped block, and the right end of the first hydraulic cylinder is rotationally connected with the door-shaped frame.

Further, the back of triangle is rotated and is connected with two connecting rods, the top of workstation is equipped with and holds the blade holder, every the connecting rod all rotates with the front of holding the blade holder and is connected, the inside sliding connection who holds the blade holder has two slide posts, every the equal fixed connection of slide post is at the inner wall of spout one.

Further, the bottom surface fixedly connected with that holds the blade holder is equidistant spring two of arranging, the top of workstation is equipped with the base, the upper surface of base all with two fixed connection of every spring, the inside joint that holds the blade holder has the cutting die, the inside rotation that holds the blade holder is connected with two fixture blocks, every the fixture block all with the upper surface joint of cutting die, every the inside of fixture block all overlaps and is equipped with the bolt, every the surface of bolt all with hold blade holder threaded connection.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, in the using process, if a printed matter in the vertical direction is required to be cut, the second hydraulic cylinder is started to push the second door-shaped sliding block to drive the rotating column and the annular knife to move downwards, so that the second gear on the rotating column is driven to move downwards until the second gear is meshed with the first gear, and then the first gear drives the second gear, the rotating column and the annular knife to rotate to complete cutting, so that cutting of different widths and lengths required for the printed matter is completed, whether cutting is performed on the printed matter can be controlled, and the practicality is higher.

2. According to the utility model, the clamping tool holder, the second spring, the base, the fixing block and the positioning column are arranged, so that the positioning column rotates to flatten the folds of the printed matter in the use process, the second spring is driven to shrink by the pressing of the clamping tool holder before cutting, and the second spring drives the base to press down, thereby finishing the fixing of the printed matter in the cutting process, and reducing the problem of inaccurate cutting caused by the folds and bending of the printed matter.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic three-dimensional structure of a portal frame of the present utility model;

FIG. 4 is a schematic view showing the internal structure of the gate frame of the present utility model;

FIG. 5 is a schematic view of the three-dimensional structure of the U-shaped frame of the present utility model;

fig. 6 is a schematic view of the internal structure of the holder according to the present utility model.

In the figure: 1. a work table; 2. a gate frame; 3. a U-shaped frame; 4. a frame; 5. a triangle; 6. a connecting rod; 7. h-shaped blocks; 8. a first spring; 9. a first hydraulic cylinder; 10. a knife holder; 11. a cutting die; 12. a second spring; 13. a base; 14. a spool; 15. a clamping block; 16. a motor; 17. a first driving wheel; 18. a first belt; 19. a driven wheel I; 20. a fixed block; 21. positioning columns; 22. a driving wheel II; 23. a second belt; 24. a driven wheel II; 25. a first gear; 26. a second gear; 27. a second hydraulic cylinder; 28. a gate-type slider; 29. rotating the column; 30. a third spring; 31. an annular knife; 32. a first chute; 33. a second chute; 34. and (5) a bolt.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.

Referring to fig. 1-6, the cutting device for a printing machine of the present utility model includes a workbench 1, a U-shaped frame 3 and two fixing blocks 20 are fixedly connected to an upper surface of the workbench 1, a first gear 25 is rotatably connected to a left side surface of the workbench 1, two second sliding grooves 33 are formed in the U-shaped frame 3, the second sliding grooves 33 are formed at left and right ends of the U-shaped frame 3, a second hydraulic cylinder 27 is fixedly connected to a bottom surface of the U-shaped frame 3, a gate-shaped slide block 28 is fixedly connected to a bottom end of the second hydraulic cylinder 27, an outer surface of the gate-shaped slide block 28 is slidably connected to the corresponding second sliding groove 33, two third springs 30 are fixedly connected to an upper surface of the gate-shaped slide block 28, a top end of each third spring 30 is fixedly connected to the U-shaped frame 3, a rotary column 29 is rotatably connected to an inner portion of the gate-shaped slide block 28, a left end of the rotary column 29 extends to a left side surface of the gate-shaped slide block 28, annular cutters 31 are equidistantly arranged on an outer surface of the rotary column 29 is fixedly connected to a second gear 26, and the second gear 26 is driven by the second hydraulic cylinder 27 to the first gear 25 and the second gear 25 to rotate together with the first gear 25.

Referring to fig. 1, a positioning column 21 is disposed above a workbench 1, two ends of the positioning column 21 are rotatably connected with corresponding fixing blocks 20, left and right ends of the positioning column 21 extend to the outside of the corresponding fixing blocks 20, a bottom surface of the workbench 1 is fixedly connected with a motor 16, an output end of the motor 16 is fixedly connected with a driving wheel 17, an outer surface of the driving wheel 17 is in transmission connection with a belt 18, the driving wheel 17 is in transmission connection with a driven wheel 19 through the belt 18, and an output end of the motor 16 drives the driving wheel 17 to rotate so as to drive the belt 18 and the driven wheel 19 to rotate so as to drive the positioning column 21 to rotate.

Referring to fig. 5, a first driven wheel 19 is fixedly connected with the outer surface of a positioning column 21, one end of the positioning column 21, which is far away from the first driven wheel 19, is fixedly connected with a second driving wheel 22, the outer surface of the second driving wheel 22 is rotatably connected with a second belt 23, the second driving wheel 22 is rotatably connected with a second driven wheel 24 through the second belt 23, the right end of the second driven wheel 24 is fixedly connected with a first gear 25, and the positioning column 21 rotates to drive the second driving wheel 22 to rotate so as to drive the second belt 23 and the second driven wheel 24 to rotate.

Referring to fig. 1 and 2, a gate frame 2 is fixedly connected to an outer surface of a workbench 1, a frame 4 is fixedly connected to a front surface of the gate frame 2, two sliding grooves one 32 are formed in the frame 4, two triangular plates 5 are rotatably connected to a back surface of the frame 4, two triangular plates 5 are rotatably connected to a front surface of an H-shaped block 7,H-shaped block 7 arranged below the frame 4, and the two triangular plates 5 are rotatably connected to the front surface of the H-shaped block 7 in a swinging process.

Referring to fig. 2, 3 and 4, a first spring 8 is fixedly connected to the left side surface of the H-shaped block 7, the left end of the first spring 8 is fixedly connected to the gate-shaped frame 2, a first hydraulic cylinder 9 is rotatably connected to the right side surface of the H-shaped block 7, the right end of the first hydraulic cylinder 9 is rotatably connected to the gate-shaped frame 2, and the first hydraulic cylinder 9 drives the H-shaped block 7 to swing in a telescopic process so as to drive the spring to shrink.

Referring to fig. 1, two connecting rods 6 are rotatably connected to the back of the triangle 5, a knife holder 10 is disposed above the workbench 1, each connecting rod 6 is rotatably connected to the front of the knife holder 10, two sliding columns 14 are slidably connected to the inside of the knife holder 10, each sliding column 14 is fixedly connected to the inner wall of one sliding groove 32, and the triangle 5 rotates to drive the connecting rod 6 to rotate, so as to drive the knife holder 10 to reciprocate up and down.

Referring to fig. 1, 2, 3, 4 and 6, the bottom surface of the holder 10 is fixedly connected with two springs 12 arranged equidistantly, a base 13 is arranged above the workbench 1, the upper surface of the base 13 is fixedly connected with each two spring 12, the holder 10 continuously extrudes the two springs 12 in the up-and-down reciprocating process, so that the printed matter is fixed, a cutter die 11 is clamped inside the holder 10, two clamping blocks 15 are rotatably connected inside the holder 10, each clamping block 15 is clamped with the upper surface of the cutter die 11, bolts 34 are sleeved inside each clamping block 15, the outer surface of each bolt 34 is in threaded connection with the holder 10, and the cutter die 11 is fixed through the bolts 34 in threaded connection with the holder 10.

When the utility model is used: the second hydraulic cylinder 27 is started to push the gate-type sliding block 28 to move downwards, the rotating column 29 and the annular knife 31 are driven to move downwards until the second gear 26 and the first gear 25 are meshed with each other, the first driving wheel 17 is driven to rotate by the starting motor 16, the first belt 18 and the first driven wheel 19 are driven to rotate, the positioning column 21 is driven to rotate, the second driving wheel 22 is driven to rotate, the second belt 23 and the second driven wheel 24 are driven to rotate, the second driven wheel 24 drives the first gear 25 to rotate, the second gear 26 is driven to rotate, the annular knife 31 is driven to primarily cut a printed matter, the cutting of different widths and lengths of the printed matter is completed, whether the printed matter is cut or not can be controlled, and the practicability is higher.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.

Claims

1. Cutting device for printing machine, including workstation (1), its characterized in that: the utility model provides a workbench, including workstation (1) and fixed block, upper surface fixedly connected with U type frame (3) and two fixed blocks (20), the left surface of workstation (1) rotates and is connected with gear one (25), two spouts two (33) have been seted up to the inside of U type frame (3), the bottom surface fixedly connected with pneumatic cylinder two (27) of U type frame (3), the bottom fixedly connected with door type slider (28) of pneumatic cylinder two (27), the surface of door type slider (28) all with corresponding spout two (33) sliding connection, the upper surface fixedly connected with of door type slider (28) two spring three (30), every the top of spring three (30) all with U type frame (3) fixed connection, the inside rotation of door type slider (28) is connected with spliced pole (29), the left end of spliced pole (29) extends to the left side of door type slider (28), the surface fixedly connected with annular sword (31) of spliced pole (29), the surface fixedly connected with gear two (26) of spliced pole equidistant.

2. A cutting device for a printing press according to claim 1, characterized in that: the top of workstation (1) is equipped with reference column (21), the both ends of reference column (21) all rotate with corresponding fixed block (20) to be connected, the outside that both ends all extend to corresponding fixed block (20) about reference column (21), the bottom surface fixedly connected with motor (16) of workstation (1), the output fixedly connected with action wheel one (17) of motor (16), the surface transmission of action wheel one (17) is connected with belt one (18), action wheel one (17) is connected with driven wheel one (19) through belt one (18) transmission.

3. A cutting device for a printing press according to claim 2, characterized in that: the driven wheel I (19) is fixedly connected with the outer surface of the positioning column (21), one end, away from the driven wheel I (19), of the positioning column (21) is fixedly connected with a driving wheel II (22), the outer surface of the driving wheel II (22) is rotationally connected with a belt II (23), the driving wheel II (22) is rotationally connected with a driven wheel II (24) through the belt II (23), and the right end of the driven wheel II (24) is fixedly connected with a gear I (25).

4. A cutting device for a printing press according to claim 3, characterized in that: the automatic cutting machine is characterized in that a door-shaped frame (2) is fixedly connected to the outer surface of the workbench (1), a frame (4) is fixedly connected to the front surface of the door-shaped frame (2), two first sliding grooves (32) are formed in the frame (4), two triangular plates (5) are rotatably connected to the back surface of the frame (4), an H-shaped block (7) is arranged below the frame (4), and the front surfaces of the H-shaped blocks (7) are rotatably connected with the two triangular plates (5).

5. The cutting device for a printing press according to claim 4, wherein: the left side fixedly connected with spring one (8) of H type piece (7), the left end of spring one (8) and door frame (2) fixed connection, the right flank of H type piece (7) rotates and is connected with pneumatic cylinder one (9), the right-hand member of pneumatic cylinder one (9) rotates and is connected with door frame (2).

6. The cutting device for a printing press according to claim 5, wherein: the back of set square (5) rotates and is connected with two connecting rods (6), the top of workstation (1) is equipped with holds blade holder (10), every connecting rod (6) all rotate with the front of holding blade holder (10) and be connected, the inside sliding connection who holds blade holder (10) has two slide posts (14), every slide post (14) all fixed connection is at the inner wall of spout one (32).

7. The cutting device for a printing press according to claim 6, wherein: the utility model discloses a knife holder, including base (13), knife holder (10), clamping block (15) and cutting die (11), respectively, the bottom surface fixedly connected with equidistance is arranged spring two (12), the top of workstation (1) is equipped with base (13), the upper surface of base (13) all with every spring two (12) fixed connection, the inside joint of holding knife holder (10) has cutting die (11), the inside rotation of holding knife holder (10) is connected with two fixture blocks (15), every fixture block (15) all with the upper surface joint of cutting die (11), every the inside of fixture block (15) all overlaps and is equipped with bolt (34), every the surface of bolt (34) all with hold knife holder (10) threaded connection.