CN201437291U - Pressure regulating device of intermittent rotary printing unit - Google Patents

Abstract

The utility model relates to the technical field of printing machinery, in particular to a pressure regulating device of an intermittent rotary printing unit, which comprises a printing group front side plate, a printing group rear side plate, a printing roller and a printing bottom roller, and further comprises a printing bottom roller front support and a printing bottom roller rear support, wherein the printing bottom roller front support is rotationally connected to the printing group front side plate through a support fixed shaft, the printing bottom roller rear support is rotationally connected to the printing group rear side plate through a support fixed shaft, and the printing bottom roller is arranged between the printing bottom roller front support and the printing bottom roller rear support and is positioned below the printing roller; the printing device also comprises a rotary cam shaft for driving the printing bottom roller front support and the printing bottom roller rear support to rotate around the support fixed shaft, and the rotary cam shaft is rotationally connected between the printing group front side plate and the printing group rear side plate; the utility model discloses but clearance and pressure between quick adjustment galley roller and the printing bottom roll, the simple easy operation of accommodation process effectively improves intermittent type rotary press's work efficiency, still can practice thrift raw and other materials.

Description

Intermittent rotary printing unit pressure adjustment device

Technical field:

The utility model relates to the technical field of printing machinery, in particular to a pressure regulating device for an intermittent rotary printing unit.

Background technique:

Intermittent rotary printing machine is a kind of printing machinery, which is widely used in the trademark and label printing fields of food and beverage, cosmetics, washing daily chemical products, high-tech electronics industry, carton, medicine, wine, battery labels, etc. The working principle of the intermittent rotary printing machine is to first make the printing plate of the text and image to be printed, install the printing plate on the printing plate roller of the printing machine, and then apply the ink to the place where the text and image are on the printing plate, Then the printing material (such as paper, leather, textiles, etc.) is pressed between the printing plate roller and the printing bottom roller, and the printing material is intermittently transported by the conveying device according to the step, so as to transfer the printing content of the printing plate to the printing material , to reproduce the same print as the printing plate. Since different printing materials have different thicknesses, the gap and pressure between the printing plate roller and the printing bottom roller must be adjustable. The existing intermittent rotary printing machines generally use a single camshaft structure to adjust the pressure at both ends of the printing bottom roller, thereby Realize the adjustment of the gap and pressure between the printing plate roller and the printing bottom roller, the adjustment process is cumbersome and time-consuming, and because the paper thickness changes during the production process, it needs to be adjusted frequently, which greatly reduces the working efficiency of the intermittent rotary printing machine , may also result in waste of raw materials.

Utility model content:

The purpose of this utility model is to provide a pressure regulating device for an intermittent rotary printing unit in view of the deficiencies in the prior art. This pressure regulating device for an intermittent rotary printing unit can quickly adjust the gap and pressure between the printing plate roller and the printing bottom roller. The adjustment process is simple and easy to operate, which can save adjustment time, effectively improve the work efficiency of the intermittent rotary printing machine, and save raw materials.

In order to achieve the above purpose, the utility model is realized through the following technical solutions: the pressure regulating device of the intermittent rotary printing unit, including the front side plate of the printing group, the rear side plate of the printing group, the printing plate roller and the printing bottom roller, and the printing plate roller is connected through bearing rotation Between the front side plate of the printing group and the rear side plate of the printing group, it also includes the front support of the printing bottom roller and the rear support of the printing bottom roller. The front support of the printing bottom roller is connected to the front side plate of the printing group through the fixed shaft of the support. Above, the rear support of the printing bottom roller is rotatably connected to the rear side plate of the printing group through the support fixed shaft. The printing bottom roller is installed between the front support of the printing bottom roller and the rear support of the printing bottom roller and is located on the printing plate Below the roller; it also includes a rotating camshaft for driving the front support of the printing bottom roller and the rear support of the printing bottom roller around the fixed axis of the support. The rotating camshaft is connected in rotation between the front side plate of the printing group and the rear side plate of the printing group between.

The rotary camshaft is connected with a rotary handle.

It also includes a worm gear adjustment mechanism, which includes a cam force bearing assembly, a worm gear seat with a built-in worm gear and a worm wheel rotating shaft; There is a cam force bearing assembly on the rear support of the bottom roller. The two cam force bearing assemblies are in contact with the rotating camshaft. The worm wheel rotating shaft is connected between the two cam force bearing assemblies. The front end of the worm wheel rotating shaft is connected The worm gear meshes built into the worm gear housing.

The worm gear adjustment mechanism also includes a worm rotation handle, and the worm rotation handle is engaged with the worm wheel built in the worm gear seat.

It also includes a fixed bottom plate of the printing group, the front side plate of the printing group is arranged at the front end above the fixed bottom plate of the printing group, and the rear side plate of the printing group is arranged at the rear end above the fixed bottom plate of the printing group.

The beneficial effects of the utility model are: the pressure regulating device of the intermittent rotary printing unit described in the utility model, which also includes the front support of the printing bottom roller and the rear support of the printing bottom roller, and the front support of the printing bottom roller rotates through the fixed shaft of the support Connected to the front side plate of the printing group, the rear support of the printing bottom roller is connected to the rear side plate of the printing group through the support fixed shaft, and the printing bottom roller is installed on the front support of the printing bottom roller and the rear support of the printing bottom roller Between the seats and below the printing plate roller; it also includes a rotating camshaft for driving the front support of the printing bottom roller and the rear support of the printing bottom roller around the fixed axis of the support, and the rotating camshaft is connected to the front side plate of the printing group in rotation and the rear side plate of the printing group; the pressure adjustment device with the above structure is used to rotate the rotating camshaft, so that the rotating camshaft drives the front support of the printing bottom roller and the rear support of the printing bottom roller to rotate around the fixed axis of the support, and at the same time drives The printing bottom roller moves up and down, so that the printing bottom roller can be quickly separated from the printing plate roller, and the gap and pressure between the printing plate roller and the printing bottom roller can be adjusted. The adjustment process is simple and easy to operate, which can save adjustment time and is effective Improve the working efficiency of intermittent rotary printing presses, and save raw materials.

Description of drawings:

Fig. 1 is the structural representation of the utility model.

Detailed ways:

Below in conjunction with accompanying drawing, the utility model is further described:

As shown in Figure 1, the pressure regulating device of the intermittent rotary printing unit includes a fixed bottom plate 14 of the printing group, a front side plate 12 of the printing group, a rear side plate 11 of the printing group, a printing plate roller 10 and a printing bottom roller 9. The side plate 12 is arranged at the front end above the fixed bottom plate 14 of the printing group, the rear side plate 11 of the printing group is arranged at the rear end above the fixed bottom plate 14 of the printing group, and the printing plate roller 10 is connected to the front side plate 12 of the printing group and the rear side of the printing group through bearing rotation Between the plates 11, it also includes the front bearing 2 of the printing bottom roller and the rear bearing 8 of the printing bottom roller. The rear support 8 is rotatably connected to the rear side plate 11 of the printing group through the support fixed shaft 13, and the bottom printing roller 9 is installed between the front support 2 of the bottom printing roller and the rear support 8 of the bottom printing roller and is located on the printing plate. Below the version roller 10; it also includes a rotary camshaft 5 for driving the front support 2 of the printing bottom roller and the rear support 8 of the printing bottom roller around the fixed shaft 13 of the support, and the rotary camshaft 5 is connected in rotation to the front side plate of the printing group 12 and the rear side plate 11 of the printing group; the rotary camshaft 5 is connected with a rotary handle 1.

The above-mentioned intermittent rotary printing unit pressure regulating device also includes a worm gear adjustment mechanism, which includes a cam force bearing assembly 7, a worm gear seat 3 with a built-in worm gear, a worm gear rotating shaft 6, and a worm rotation handle 4; The seat 3 is arranged on the front support 2 of the printing bottom roller, and a cam force bearing assembly 7 is respectively provided on the worm gear seat 3 and the rear support 8 of the printing bottom roller. 5 contact, the worm gear rotating shaft 6 is connected between the two cam force bearing assemblies 7, the front end of the worm wheel rotating shaft 6 meshes with the built-in worm wheel of the worm gear seat 3, and the worm rotating handle 4 meshes with the built-in worm gear of the worm wheel seat 3. The worm gear adjustment mechanism can fine-tune the gap and pressure between the printing plate roller 10 and the bottom printing roller 9 .

In the pressure regulating device of the above-mentioned intermittent rotary printing unit, the printing bottom roller 9 is used to hold up the printing material and make it contact with the printing plate, the printing plate roller 10 is used to fix the printing plate, the rear side plate 11 of the printing group and the front side plate of the printing group 12 can also be used for fixing ink transfer and embossing devices, etc., and the fixed bottom plate 14 of the printing group is used to support the printing unit. When working, according to the printing materials of different thicknesses, the rotating camshaft 5 is rotated by manipulating the rotary handle 1, so that the rotating camshaft 5 drives the front support 2 of the bottom printing roller and the rear support 8 of the bottom printing roller through the cam force bearing assembly 7. The support fixed shaft 13 rotates, and at the same time drives the printing bottom roller 9 to move up and down, so that the printing bottom roller 9 is quickly separated from the printing plate roller 10, and the gap and pressure between the printing plate roller 10 and the printing plate roller 9 are controlled. Quick adjustment; when fine-tuning is required, by manipulating the worm rotation handle 4, the worm gear rotation shaft 6 is rotated by using the transmission principle of the worm gear, and the worm gear rotation shaft 6 drives the cam force bearing assembly 7 to perform eccentric rotation motion, making the cam eccentric rotation motion Under the reaction force of the rotating camshaft 5, the stressed bearing assembly 7 drives the front support 2 of the bottom printing roller and the rear support 8 of the bottom printing roller to rotate around the fixed shaft 13 of the support, and at the same time drives the bottom printing roller 9 to move up and down. Thus, the fine adjustment of the gap and pressure between the printing plate roller 10 and the bottom printing roller 9 can be realized. Therefore, the utility model has the advantages that the adjustment process is simple and easy to operate, the adjustment time can be saved, the working efficiency of the intermittent rotary printing machine can be effectively improved, and the raw materials can also be saved.

The above is only a preferred embodiment of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application scope are all included in the utility model patent application scope .

Claims (5)

1. The pressure adjustment device of the intermittent rotary printing unit, including the front side plate (12) of the printing group, the rear side plate (11) of the printing group, the printing plate roller (10) and the printing bottom roller (9), and the printing plate roller (10) passes through The bearing is rotatably connected between the front side plate (12) of the printing group and the rear side plate (11) of the printing group, and is characterized in that it also includes the front support (2) of the printing bottom roller and the rear support (8) of the printing bottom roller, The front support (2) of the bottom printing roller is rotatably connected to the front side plate (12) of the printing group through the support fixed shaft (13), and the rear support (8) of the bottom printing roller is rotatably connected to the On the rear side plate (11) of the printing group, the printing bottom roller (9) is installed between the printing bottom roller front support (2) and the printing bottom roller rear support (8) and is located on the printing plate roller (10) Below; it also includes a rotary camshaft (5) for driving the front support (2) of the printing bottom roller and the rear support (8) of the printing bottom roller to rotate around the fixed shaft (13) of the support, and the rotary camshaft (5) rotates It is connected between the front side plate (12) of the printing group and the rear side plate (11) of the printing group. 2. The pressure regulating device of the intermittent rotary printing unit according to claim 1, characterized in that: the rotary camshaft (5) is connected with a rotary handle (1). 3. The pressure regulating device of the intermittent rotary printing unit according to claim 2, characterized in that: it also includes a worm gear adjustment mechanism, the worm gear adjustment mechanism includes a cam force bearing assembly (7), a worm gear seat with a built-in worm gear ( 3) and the worm gear rotating shaft (6); the worm gear seat (3) is arranged on the front support (2) of the printing bottom roller, and the worm wheel and worm seat (3) and the rear support (8) of the printing bottom roller are respectively provided with There is a cam force bearing assembly (7), the two cam force bearing assemblies (7) are in contact with the rotating camshaft (5), and the worm wheel rotating shaft (6) is connected between the two cam force bearing assemblies (7). ), the front end of the worm gear rotating shaft (6) is engaged with the built-in worm gear of the worm gear seat (3). 4. The pressure regulating device of the intermittent rotary printing unit according to claim 3, characterized in that: the worm gear adjusting mechanism also includes a worm rotating handle (4), and the worm rotating handle (4) is connected with the worm gear seat (3) Built-in worm gear mesh. 5. The intermittent rotary printing unit pressure regulating device according to any one of claims 1 to 4, characterized in that it also includes a printing group fixed bottom plate (14), and the printing group front side plate (12) is arranged on the printing group The front end above the fixed base plate (14), the rear side plate (11) of the printing group is located at the rear end above the fixed base plate (14) of the printing group.

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