CN212555432U

CN212555432U - Printing roller adjusting equipment of double-color printing machine

Info

Publication number: CN212555432U
Application number: CN202020695451.2U
Authority: CN
Inventors: 习代强
Original assignee: Jilin Jinjiang Printing Co ltd
Current assignee: Jilin Jinjiang Printing Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-02-19
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a printing roller adjusting device of a double-color printing machine, which comprises a bracket, wherein a cylinder is arranged at the middle part of the top end of the bracket, a piston rod is arranged in the cylinder, the bottom end of the piston rod penetrates through the top end of the bracket, a U-shaped plate is arranged at the bottom end of the piston rod, one end of the inner side of the U-shaped plate is connected with a guide rod, two ends of the outer part of the guide rod are all connected with a slide seat in a sliding way, a connecting frame is arranged at the outer side of the two slide seats, and the middle part of one side of one slide seat is connected with a first rack, thereby adjusting the distance between the two printing rollers in the horizontal direction.

Description

Printing roller adjusting equipment of double-color printing machine

Technical Field

The utility model relates to a printing technology field especially relates to a printing roller adjusting equipment of double-colored printing machine.

Background

The printing is a technique of transferring ink to the surface of paper, fabric, plastic product, leather and other materials through plate making, inking, pressing and other steps to copy the contents of the original in batches, and the two-color printing machine is a printing machine capable of printing two ink colors on one side of the paper in one printing process, and generally adopts two printing rollers with ink of different colors to roll and print the to-be-printed product conveyed from the lower part of the printing rollers in sequence.

The printing rollers of the double-color printing machine in the prior art are usually arranged on the machine frame respectively, and due to the fact that paper with different thicknesses and different sizes needs to be printed when the double-color printing machine is used for printing, the adjustable range of the printing rollers of the traditional double-color printing machine is small, operation is complex when adjustment is carried out, the adjustable range cannot be accurately known, errors exist between the printed paper and the actual paper, the use is inconvenient, the printing quality is reduced, and therefore the printing roller adjusting device of the double-color printing machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the printing roller of the double-color printing machine among the prior art that exists among the prior art and setting up respectively in the frame usually, because when printing, need print different thickness and not equidimension paper, and the adjustable scope of printing roller of traditional double-color printing machine is less, and when adjusting, the operation is more complicated, unable more accurate understanding adjustable scope, the paper that leads to printing and the actual error that exists, it is inconvenient to use, the problem of the quality of printing has been reduced, and the printing roller adjusting device of a double-color printing machine who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a printing roller adjusting device of a double-color printing machine comprises a support, wherein an air cylinder is arranged at the middle of the top end of the support, a piston rod is arranged in the air cylinder, the bottom end of the piston rod penetrates through the top end of the support, a U-shaped plate is arranged at the bottom end of the piston rod, one end of the inner side of the U-shaped plate is connected with a guide rod, two ends of the outer part of the guide rod are both connected with sliding seats in a sliding manner, connecting frames are arranged on the outer sides of the two sliding seats, a first rack is connected to the middle of one side of one sliding seat, a second rack is connected to the end of one side of the other sliding seat, the first rack and the second rack are symmetrically distributed, through holes are formed in the positions, corresponding to the first rack and the second rack, of one sides of the sliding seats and the U, a gear is sleeved outside the bottom end of the supporting rod, and the outer side of the gear is meshed and connected with the first rack and the second rack;

the welding of link top limit portion has spacing piece, U template outside middle part joint has the mounting bracket, evenly bond on one side of the mounting bracket has two-sided bonding piece, two-sided bonding piece one side bonds has the scale, the printing roller is installed to the inboard bottom of link.

Preferably, a perspective window is arranged at the top end of one side of the bracket.

Preferably, the top end of the outer side of the supporting rod is provided with threads, and the position, close to the cylinder, of the outer side of the supporting rod is connected with a fixed cover through threaded engagement.

Preferably, the through holes are the same in shape as the first and second racks, and the diameters of the through holes are larger than those of the first and second racks.

Preferably, the top end of the support rod is sleeved with a knob.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device is provided with the air cylinder, the height of the U-shaped plate can be adjusted through the action of the air cylinder and the piston rod, the gear is driven to rotate conveniently through the action of the supporting rod, the gear is meshed with the first rack and the second rack, and the two sliding seats can be driven to slide towards opposite directions outside the guide rod, so that the distance between the two printing rollers in the horizontal direction is adjusted, the adjusting operation is convenient and fast, and the device is suitable for users;

2. be provided with spacing piece, through the effect of mounting bracket, two-sided bonding piece and scale, distance between two links of measurement reality that can be accurate to can be on the horizontal direction, the distance between two printing rollers of accurate regulation of user, reduce the error, improve the quality of its printing.

Drawings

Fig. 1 is a schematic view of an installation structure of a printing roller adjusting device of a two-color printing machine according to the present invention;

fig. 2 is a schematic view of an installation structure inside a U-shaped plate of a printing roller adjusting device of a two-color printing machine according to the present invention;

fig. 3 is the utility model provides a mounting structure sketch map of printing roller adjusting equipment's of double-color printing machine mounting bracket.

In the figure: 1. a support; 2. a cylinder; 3. a piston rod; 4. a U-shaped plate; 5. a guide bar; 6. a slide base; 7. a connecting frame; 8. a first rack; 9. a second rack; 10. a through hole; 11. a connecting ring; 12. a support bar; 13. a gear; 14. a limiting sheet; 15. a mounting frame; 16. a double-sided adhesive sheet; 17. a scale; 18. a see-through window; 19. a fixed cover; 20. and (7) a printing roller.

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.

In the description of the present invention, 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, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a printing roller adjusting device of a two-color printing machine comprises a support 1, a cylinder 2 is arranged in the middle of the top end of the support 1, a piston rod 3 is arranged in the cylinder 2, the bottom end of the piston rod 3 penetrates through the top end of the support 1, a U-shaped plate 4 is arranged at the bottom end of the piston rod 3, one end of the inner side of the U-shaped plate 4 is connected with a guide rod 5, two ends of the outer part of the guide rod 5 are respectively connected with a sliding seat 6 in a sliding way, the outer sides of the two sliding seats 6 are respectively provided with a connecting frame 7, the middle part of one side of one sliding seat 6 is connected with a first rack 8, the end part of one side of the other sliding seat 6 is connected with a second rack 9, the first rack 8 and the second rack 9 are symmetrically distributed, through holes 10 are respectively arranged at the positions of one sides of the sliding seat 6 and the U-shaped plate 4 corresponding to, the tip of first rack 8 and second rack 9 of being convenient for is worn out from through-hole 10, and the go-between 11 is installed to the embedding of the 1 top of support department of being close to cylinder 2 position, and go-between 11 inside is provided with bracing piece 12, has cup jointed the knob through 12 tops of bracing piece, is convenient for

rotate bracing piece

12, and 12 bottoms of bracing piece run through in support 1 and 4 tops of U template, and 12 bottoms of bracing piece outside have cup jointed gear 13, and the gear 13 outside is connected with meshing between first rack 8 and the second rack 9.

7 top limit portion welding of link has spacing

piece

14, 4 outside middle part joints of U template have mounting bracket 15, mounting bracket 15 one side is evenly bonded has two-

sided bonding piece

16, 16 one side bonding of two-sided bonding piece has scale 17, perspective window 18 has been seted up on 1 one side top of support, the user of being convenient for observes the distance between link 7, the screw thread has been seted up on 12 outside tops of bracing piece, the bracing piece 12 outside is close to 2 positions of cylinder department and is connected with fixed lid 19 through thread engagement, be convenient for fix between bracing piece 12 and the support 1, printing roller 20 is installed to 7 inboard bottoms of link.

In the utility model, firstly, when the device is used, according to the thickness and the size of the paper to be printed, the height and the distance of the printing roller 20 are adjusted, the piston rod 3 in the cylinder 2 drives the U-shaped plate 4 to move up and down, when the U-shaped plate is moved to a proper position, a user rotates the supporting rod 12 through a knob, so that the gear 13 at the bottom end of the support rod 12 drives the first rack 8 and the second rack 9 to move in opposite directions, meanwhile, the sliding seat 6 connected with the first rack 8 and the second rack 9 slides outside the guide rod 5 to complete the adjustment of the distance between the two connecting frames 7, meanwhile, the through hole 10 facilitates the end parts of the first rack 8 and the second rack 9 to penetrate out, after the adjustment is finished, the fixed cover 19 is rotated by meshing, the fixing cover 19 is hermetically connected with the connecting ring 11, so that the support rod 12 and the bracket 1 are fixed, and the operation is convenient;

then, when the user adjusts the distance between two link 7 on one side horizontally, the user sees through perspective window 18 and observes, and two link 7 distances are when reducing, make the both ends of spacing piece 14 point to respectively on scale 17 on mounting bracket 15 one side through two-sided bonding sheet 16, and see through scale 17 and can observe the distance between two link 7, be convenient for on the horizontal direction, the user is timely accurate adjusts the distance between two printing rollers 20, reduce the error, improve the quality of its printing.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a printing roller adjusting device of double-color printing machine, includes support (1), its characterized in that, support (1) top mid-mounting has cylinder (2), cylinder (2) inside is provided with piston rod (3), piston rod (3) bottom is run through in the top of support (1), U template (4) are installed to piston rod (3) bottom, U template (4) inboard one end is connected with guide arm (5), the equal sliding connection in both ends of guide arm (5) outside has slide (6), two link (7), one are all installed in slide (6) outside the middle part is connected with first rack (8), another slide (6) one side end connection has second rack (9), first rack (8) are the symmetric distribution with second rack (9), slide (6) and U template (4) one side and first rack (8) and second rack (9) correspond position department and all correspond A through hole (10) is formed, a connecting ring (11) is embedded and mounted at the position, close to the air cylinder (2), of the top end of the support (1), a supporting rod (12) is arranged inside the connecting ring (11), the bottom end of the supporting rod (12) penetrates through the support (1) and the top end of the U-shaped plate (4), a gear (13) is sleeved outside the bottom end of the supporting rod (12), and the outer side of the gear (13) is meshed and connected with the first rack (8) and the second rack (9);

the welding of link (7) top limit portion has spacing piece (14), U template (4) outside middle part joint has mounting bracket (15), even bonding in mounting bracket (15) one side has two-sided bonding piece (16), bonding in two-sided bonding piece (16) one side has scale (17), printing roller (20) are installed to link (7) inboard bottom.

2. Printing roller adjustment device of a two-color printing press according to claim 1, characterized in that the top end of one side of the frame (1) is provided with a see-through window (18).

3. The printing roller adjustment apparatus of a two-color printing press according to claim 1, wherein the top end of the outer side of the support rod (12) is threaded, and a fixing cover (19) is connected to the outer side of the support rod (12) near the cylinder (2) by threaded engagement.

4. Printing roller adjustment device of a two-color printing press according to claim 1, wherein the through holes (10) each have the same shape as the first and second racks (8, 9), and wherein the through holes (10) each have a diameter larger than the diameter of the first and second racks (8, 9).

5. Printing roller adjustment device of a two-color printing press according to claim 1, characterized in that a knob is sleeved on the top end of the support bar (12).