Pattern roller for intaglio printing

Abstract

The utility model relates to the technical field of printing, in particular to a pattern roller for intaglio printing, which is characterized by comprising a roller body and a roller shaft, the roller shaft is arranged inside the roller body, an insertion core component is arranged between the roller body and the roller shaft, mounting plates are arranged at two ends of the roller shaft, and the mounting plates are connected with the roller shaft in a matching manner through shaft holes. An adjusting mechanism is arranged on the mounting plate, the adjusting mechanism comprises a sliding block, and the sliding block is connected with the insertion core assembly. The inserting core assembly and the adjusting mechanism used for adjusting the position of the inserting core assembly are arranged, the inserting core can be driven to move in the groove formed in the roller body in the radial direction through the adjusting mechanism, then the groove with the variable depth is achieved, the conveying amount of printing ink and the printing effect can be controlled, and the printing efficiency is improved by changing the depth of the groove. And a finer printing effect and richer color layers can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of printing and belongs to a pattern roller for gravure printing. Background Art

[0002] In the gravure printing industry, pattern rollers are key components used to print three-dimensional and layered images on substrates, and their performance directly affects the printing quality and effect.

[0003] The depth of the grooves on the traditional pattern roller is fixed and cannot be adjusted. Therefore, during the printing process, the amount of ink transmitted through the pattern roller cannot be controlled, and the printing effect is inconvenient to adjust. The traditional pattern roller has great limitations and poor applicability. Utility Model Content

[0004] The utility model provides a pattern roller for gravure printing, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The present application provides a pattern roller for gravure printing, comprising a roller body and a roller shaft, wherein the roller shaft is arranged inside the roller body, a core insert assembly is arranged between the roller body and the roller shaft, mounting plates are arranged at both ends of the roller shaft, the mounting plates are connected to the roller shaft through shaft holes, an adjustment mechanism is arranged on the mounting plate, and the adjustment mechanism comprises a slider, which is connected to the core insert assembly.

[0007] Preferably, a plurality of grooves are arranged on the roller body, the core insert assembly comprises a plurality of placement plates, a plurality of core inserts are arranged on the placement plates, and the core inserts are matched with the grooves in a one-to-one manner and are movably connected.

[0008] Preferably, a slide groove is provided on the mounting plate, the slide groove is fixedly connected to the mounting plate, the slider is slidably connected to the slide groove, and the side of the slider away from the slide groove is connected to the port of the placement plate.

[0009] Preferably, an arc-shaped through hole is provided on the slider, an arc-shaped connecting rod is connected in the arc-shaped through hole, the arc-shaped connecting rod connects two adjacent sliders, and the arc-shaped connecting rod and the arc-shaped through hole are movably connected.

[0010] Preferably, the adjustment mechanism further comprises an electric telescopic rod, which is connected to an assembly ring through an axial hole, and a support frame is fixedly connected to a side of the mounting plate away from the roller body, and the support frame is fixedly connected to the assembly ring.

[0011] Preferably, a connecting ear is provided at the output end of the electric telescopic rod, the slider comprises an active slider and a driven slider, a connecting rod is provided on the active slider at a side away from the roller shaft, and the connecting rod is connected to the connecting ear.

[0012] Compared with the prior art, the utility model provides a pattern roller for gravure printing, which has the following beneficial effects:

[0013] The utility model is provided with an insert core assembly and an adjusting mechanism for adjusting the position of the insert core assembly. Through the adjusting mechanism, the insert core can be driven to move radially in the groove opened on the roller body, thereby realizing a groove with a variable depth. Not only can the ink transmission amount and printing effect be controlled, but also a more delicate printing effect and richer color levels can be achieved by changing the depth of the groove.

[0014] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 for Figure 2 The cross-sectional view at AA in the middle is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0018] In the figure: 1. roller body; 11. groove; 2. roller shaft; 3. core plug assembly; 31. placement plate; 32. core plug; 4. mounting plate; 41. mounting plate; 5. adjustment mechanism; 51. electric telescopic rod; 52. slide groove; 511. assembly ring; 512. connecting ear; 53. slider; 531. active slider; 532. driven slider; 533. arc-shaped through hole; 534. connecting rod; 54. arc-shaped connecting rod. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below through the accompanying drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the scope of the utility model. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0020] See also Figure 1A pattern roller for gravure printing comprises a roller body 1 and a roller shaft 2, wherein the roller shaft 2 is arranged inside the roller body 1, a core insert assembly 3 is arranged between the roller body 1 and the roller shaft 2, mounting plates 4 are arranged at both ends of the roller shaft 2, the mounting plates 4 are connected to the roller shaft 2 through shaft holes, an adjusting mechanism 5 is arranged on the mounting plate 4, and the adjusting mechanism 5 comprises a slider 53, and the slider 53 is connected to the core insert assembly 3.

[0021] See also Figure 2 The roller body 1 is provided with a plurality of grooves 11, the core insert assembly 3 includes a plurality of placement plates 31, and the placement plates 31 are provided with a plurality of core inserts 32. The core inserts 32 are movably connected with the grooves 11 in a one-to-one correspondence. The grooves 11 are used to contain ink, and the core inserts 32 are used to fill the grooves 11. During the movement of the core inserts 32, the depth of the grooves 11 can be changed, thereby changing the amount of ink in the grooves 11.

[0022] See also Figure 3 A slide groove 52 is provided on the mounting plate 4, and the slide groove 52 is fixedly connected to the mounting plate 4, and the slider 53 is slidably connected to the slide groove 52. The side of the slider 53 away from the slide groove 52 is connected to the port of the placement plate 31, and the slider 53 is frictionally adapted to the slide groove 52. When the slider 53 is displaced along the slide groove 52, the slider 53 drives the placement plate 31 to move synchronously, and the core 32 arranged on the placement plate 31 can follow the movement.

[0023] See also Figure 3 The slider 53 is provided with an arc-shaped through hole 533, and an arc-shaped connecting rod 54 is connected in the arc-shaped through hole 533. The arc-shaped connecting rod 54 connects two adjacent sliders 53. The arc-shaped connecting rod 54 and the arc-shaped through hole 533 are movably connected. The arc-shaped connecting rod 54 and the arc-shaped through hole 533 are frictionally matched and can slide relative to each other.

[0024] See also Figure 3 The adjustment mechanism 5 also includes an electric telescopic rod 51, which is connected to an assembly ring 511 through an axial hole. The mounting plate 4 is fixedly connected to a support frame 41 on the side away from the roller body 1. The support frame 41 is fixedly connected to the assembly ring 511, and the electric telescopic rod 51 is used to provide adjustment power.

[0025] See also Figure 3 The output end of the electric telescopic rod 51 is provided with a connecting ear 512, and the slider 53 includes an active slider 531 and a driven slider 532. A connecting rod 534 is provided on the active slider 531 away from the roller shaft 2, and the connecting rod 534 is connected to the connecting ear 512. The electric telescopic rod 51 directly applies power to the active slider 531, and the active slider 531 transmits power to the driven slider 532 through the arc connecting rod 54, thereby achieving the purpose of synchronous movement.

[0026] When the utility model is in use: the electric telescopic rod 51 is started, the electric telescopic rod 51 is extended or shortened, and the active slider 531 connected to the output end of the electric telescopic rod 51 is driven to move accordingly in the slide groove 52, and the power is transmitted to the driven slider 532 through the arc connecting rod 54, and the arc connecting rod 54 can slide between the slider 53, and then all the sliders 53 move synchronously, thereby driving all the placement plates 31 to move accordingly, and the plug core 32 arranged on the placement plate 31 can follow the movement. During the movement of the plug core 32, the depth of the groove 11 can be changed, thereby changing the amount of ink in the groove 11.

[0027] The above description is only a preferred embodiment of the present invention, and the printed data cable is not intended to limit the present invention. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pattern roller for gravure printing, characterized in that: The invention comprises a roller body (1) and a roller shaft (2), wherein the roller shaft (2) is arranged inside the roller body (1), a core plug assembly (3) is arranged between the roller body (1) and the roller shaft (2), mounting plates (4) are arranged at both ends of the roller shaft (2), the mounting plates (4) and the roller shaft (2) are matched and connected via shaft holes, an adjustment mechanism (5) is arranged on the mounting plate (4), the adjustment mechanism (5) comprises a slider (53), the slider (53) is connected to the core plug assembly (3), and a plurality of grooves (11) are arranged on the roller body (1). 1), the plug assembly (3) comprises a plurality of placement plates (31), a plurality of plugs (32) are arranged on the placement plates (31), the plugs (32) and the grooves (11) are matched one by one and are movably connected, a slide groove (52) is arranged on the mounting plate (4), the slide groove (52) and the mounting plate (4) are fixedly connected, the slider (53) and the slide groove (52) are slidably connected, and the side of the slider (53) away from the slide groove (52) is connected to the port of the placement plate (31).

2. A pattern roller for gravure printing according to claim 1, characterized in that: The slider (53) is provided with an arc-shaped through hole (533), the arc-shaped through hole (533) is connected with an arc-shaped connecting rod (54), the arc-shaped connecting rod (54) connects two adjacent sliders (53), and the arc-shaped connecting rod (54) and the arc-shaped through hole (533) are movably connected.

3. A pattern roller for gravure printing according to claim 1, characterized in that: The adjustment mechanism (5) further comprises an electric telescopic rod (51), wherein the electric telescopic rod (51) is connected to an assembly ring (511) through an axial hole, and a support frame (41) is fixedly connected to the side of the mounting plate (4) away from the roller body (1), wherein the support frame (41) is fixedly connected to the assembly ring (511).

4. A pattern roller for gravure printing as claimed in claim 3, characterized in that: The output end of the electric telescopic rod (51) is provided with a connecting ear (512); the slider (53) comprises an active slider (531) and a driven slider (532); a connecting rod (534) is provided on the side of the active slider (531) away from the roller shaft (2); and the connecting rod (534) is connected to the connecting ear (512).

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