CN215970734U

CN215970734U - Compression roller system of four rubber roll UV printers with cylinder carrier roller support

Info

Publication number: CN215970734U
Application number: CN202122475482.4U
Authority: CN
Inventors: 蔡俊永; 李佳鹏
Original assignee: Anhui Liyu Computer Equipment Manufacturing Co ltd
Current assignee: Anhui Liyu Computer Equipment Manufacturing Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-08
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a compression roller system supported in a roller with an air cylinder of a four-rubber-roller UV printer, which comprises a main driving rubber roller and a compression roller which are pressed in opposite directions during working, a left main cylinder lifting assembly, a right main cylinder lifting assembly, a plurality of auxiliary V-shaped roller supporting assemblies, a main driving rubber roller, a computer control system, a compression roller and a pneumatic control system, wherein the main driving rubber roller can accurately rotate at a required position back and forth under the action of the computer control system, the compression roller can be pressed on the main driving rubber roller under the action of the pneumatic control system and rotates along with the main driving rubber roller, and the pressure, the speed and the synchronization can be conveniently adjusted through the air path control system. And the side plates on each side are respectively provided with a main cylinder lifting assembly corresponding to the shaft end of the compression roller, the action part of the main cylinder lifting assembly is connected with the shaft end of the compression roller in the corresponding direction, and the carrier roller supporting beam is provided with a plurality of auxiliary V-shaped carrier roller supporting assemblies. The requirement that the pressure of the compression roller is uniform and consistent with that of the main driving rubber roller in the whole width range of the rubber roller can be conveniently met by adjusting the pressure and the speed of each air cylinder, so that the stable operation of the printing medium is realized.

Description

Compression roller system of four rubber roll UV printers with cylinder carrier roller support

Technical Field

The utility model relates to the field of printing medium conveying systems of printers, in particular to a compression roller system supported in a roller with an air cylinder of a four-rubber-roller UV printer.

Background

In the printing process of a printing medium transmission system in the four-rubber-roller UV printer, the guarantee of the stepping precision and the smoothness of the running of the printing medium are mainly realized by the precision of a main driving rubber roller and the pressure provided by a compression roller system, and the pressure requirements for different printing media are different. With the condition that the requirement on the quality of a printed image is higher and higher in the market at present, the defects of crepe and the like often occur in the traditional compression roller system due to uneven pressure and poor adjustment, and the quality of the printed image cannot be guaranteed as the rubber roller is worn more and more seriously during use, so that the use requirement of a client cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compression roller system supported in a cylinder-carrying carrier roller of a four-rubber-roller UV printer, and aims to solve the problem that in the prior art, a printing medium transmission system of the printer has high printing quality due to the fact that compression rollers are difficult to adjust.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a press roller system that supports in area cylinder bearing roller of four rubber roll UV printers, is including setting up compression roller (3) and main drive rubber roll (2) between frame (1) both sides curb plate, main drive rubber roll (2) and compression roller (3) distribute from top to bottom and are parallel to each other, are connected with the bearing roller supporting beam who is located compression roller (3) below between the curb plate of both sides, and main cylinder lifting unit (4) are installed respectively to the axle head position that every side curb plate corresponds to compression roller (3), the action portion of main cylinder lifting unit (4) and compression roller (3) correspond the direction axle head and are connected, install a plurality of supplementary V type bearing roller supporting components (5) on the bearing roller supporting beam, every supplementary V type bearing roller supporting component (5) have an action portion, and the action portion of each supplementary V type bearing roller supporting component (5) contacts with compression roller (3) downside respectively, by main cylinder lifting unit (4), The auxiliary V-shaped carrier roller supporting assembly (5) is matched with the compression roller (3) to lift.

Furthermore, the main cylinder lifting assembly (4) comprises an air cylinder support (8), a main air cylinder (10) and a compression roller bearing seat (7), wherein the air cylinder support (8) is fixed on the outer side face of the corresponding side plate, the main air cylinder (10) is fixed on the air cylinder support (8), a piston rod vertically extends upwards, the compression roller bearing seat (7) is fixed on the rod end of the piston rod of the main air cylinder (10), a bearing is installed on the compression roller bearing seat (7), the shaft end of the compression roller (3) penetrates through the side plate to be installed on the bearing, and an action part is formed by the piston rod of the main air cylinder (10), the compression roller bearing seat (7) and the bearing to drive the compression roller (3) to lift.

Furthermore, the main cylinder lifting assembly (4) further comprises a compression roller guide groove (9) which is fixed on the outer side surface of the side plate and corresponds to the position where the shaft end of the compression roller (3) penetrates, the shaft end of the compression roller (3) penetrates through the compression roller guide groove (9), and the compression roller (3) is guided to lift by the compression roller guide groove (9).

Furthermore, supplementary V type bearing roller supporting component (5) are including auxiliary cylinder (16), supporting seat (14), cylinder connecting block (15), bearing roller (13), auxiliary cylinder (16) are fixed in on the bearing roller supporting beam, and auxiliary cylinder (16) piston rod is vertical upwards, the piston rod end of auxiliary cylinder (16) is fixed in cylinder connecting block (15), rotate in the middle of supporting seat (14) and install in cylinder connecting block (15), bearing roller (13) rotate respectively and install in supporting seat (14) both ends, form action portion by supporting seat (14), cylinder connecting block (15), bearing roller (13) and auxiliary cylinder's (16) piston rod to contact with compression roller (3) downside respectively by bearing roller (13), realize supporting the lift of compression roller (3).

Further, still include gas circuit control system (17), gas circuit control system (17) include air compressor machine, control valve, and the air compressor machine forms the gas circuit through control valve and each cylinder and is connected.

The principle of the utility model is as follows: the air channel control system is used for adjusting the pressure and synchronization of each auxiliary cylinder, so that the pressures at all places are uniform, the rubber roller can be readjusted after being worn for a long time, and the rubber roller is convenient and quick to operate.

The utility model has the advantages that:

the utility model has reasonable structural design, can conveniently realize the pressure and synchronous adjustment of the compression roller in the whole range, is suitable for the requirements of different printing media, effectively deals with the treatment measure of moderate abrasion of the rubber roller, improves the quality of the printed image and has higher economic benefit and application value.

Drawings

Fig. 1 is a front view of the structure of the present invention.

FIG. 2 is a front view of the master cylinder lift assembly configuration of the present invention.

FIG. 3 is a side view of the master cylinder lift assembly configuration of the present invention.

Fig. 4 is a front view of the auxiliary V-shaped idler support assembly structure of the present invention.

Fig. 5 is a side view of the auxiliary V-shaped idler support assembly structure of the present invention.

FIG. 6 is a schematic block diagram of the gas path control system of the present invention.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples.

As shown in figure 1, the adjustable compression roller system supported in the cylinder-carrying carrier roller of the four-rubber-roller UV printer comprises a main driving rubber roller 2 and a compression roller 3 which are respectively horizontal left and right in the axial direction of compression during working, wherein the main driving rubber roller 2 is positioned above the compression roller 3, the main driving rubber roller 2 and the compression roller 3 are respectively arranged between a left side plate and a right side plate of a frame 1, and a carrier roller supporting beam positioned below the compression roller 3 is connected between the left side plate and the right side plate of the frame 1.

The two shaft ends of the main driving rubber roller 2 are respectively rotatably mounted on the upper parts of the left side plate and the right side plate, the servo driving assembly 6 is mounted on the right side plate, an output shaft of the servo driving assembly 6 is connected with the right shaft end of the main driving rubber roller 2, the servo driving assembly is controlled by the computer control system 18, and the servo driving assembly 6 is controlled by the computer control system 18 to drive the main driving rubber roller 2 to rotate.

As shown in fig. 2 and 3, a main cylinder lifting assembly 4 is respectively installed at the lower part of the outer side surface of each side plate corresponding to the position of the compression roller 3, the main cylinder lifting assembly 4 comprises a compression roller bearing seat 7, a main cylinder 10, a cylinder support 8 and a compression roller guide groove 9, the main cylinder 10 is installed at the outer side surface of the side plate of the frame 1 through the cylinder support 8, and a piston rod of the main cylinder 10 is vertically upward. The bottom surface of the compression roller bearing seat 7 is fixed at the rod end of a piston rod of the main cylinder 10, the installation position is adjustable and is locked by a nut, and a bearing is installed on the compression roller bearing seat 7. The compression roller guide groove 9 is fixedly arranged on the outer side surface of the side plate. And the shaft ends at the two ends of the compression roller 3 are respectively and coaxially fixed with a roller shaft, and each roller shaft penetrates through the corresponding side plate and the compression roller guide groove 9 and then is arranged on a bearing of the compression roller bearing seat 7. The main cylinder 10 drives the press roll bearing support 7 to move up and down, so that the press roll 3 moves up and down, and the press roll 3 is guided by the press roll guide groove 9 when moving up and down.

As shown in fig. 4 and 5, a plurality of auxiliary roller V-shaped supporting assemblies 5 are mounted on the roller supporting beam of the frame 1, each auxiliary roller V-shaped supporting assembly includes an auxiliary cylinder 16 and a cylinder supporting seat 14, the lower end of the auxiliary cylinder 16 is mounted on the roller supporting beam of the frame 1 through a mounting plate, and a piston rod of the auxiliary cylinder 16 is vertically upward. And a cylinder connecting block 15 is arranged at the rod end of a piston rod of the auxiliary cylinder 16, the mounting position is adjustable, and the auxiliary cylinder is locked by a nut. The middle of the supporting seat 14 is rotatably installed on an air cylinder connecting block 15 through a pin, the supporting seat 14 is provided with a carrier roller assembly 11, the carrier roller assembly 11 comprises two groups of carrier rollers 13 distributed in a V shape, the carrier rollers 13 internally comprise bearings and carrier roller shafts 12 and are rotatably connected to two ends of the supporting seat 14, and the carrier rollers 13 are in contact with the lower side of the compression roller 3. When the auxiliary cylinder 16 is jacked up, the V-shaped carrier rollers 13 are automatically centered and uniformly support the lower part of the press roll.

As shown in fig. 6, the present invention further includes an air path control system 17, where the air path control system 17 includes an air compressor, a filter, a pressure regulating valve (meter), an electromagnetic valve, and a throttle valve, and the air compressor is connected with the main cylinder 10 and the auxiliary cylinder 16 through the filter, the pressure regulating valve, the electromagnetic valve, and the throttle valve to provide precise motion, pressure, and speed control for each cylinder.

When the four-rubber-roller UV printer works, a certain pressure is applied between the main driving rubber roller and the press roller, and the friction force generated on the printing medium drives the printing medium to move back and forth, so that the forward and backward stepping action of the printing medium is realized. Because the printed medium is a whole roll of soft medium, the pressure between the main driving rubber roller and the compression roller is required to be uniform, otherwise, the medium running at each position is different, and various problems such as wrinkling, unevenness and the like can be generated. The main driving rubber roller can accurately rotate to a required position under the action of a computer control system, the compression roller flexibly moves along the compression roller guide groove under the action of the main cylinder lifting assemblies at the left end and the right end to be pressed below the main driving rubber roller with proper pressure, and the deformation condition of the compression roller can be changed by adjusting the shaft extension length and pressure of the main cylinder, so that the pressure uniformity of the compression roller in the whole range is adjusted. A plurality of auxiliary V-shaped carrier roller supporting assemblies in the middle of the compression roller are supported below the compression roller under proper pressure under the action of the air path control system, and the requirement that the pressure of the compression roller and the pressure of the main driving rubber roller are uniform and consistent in the whole range can be conveniently met by adjusting the pressure and the speed of each air cylinder, so that the stable operation of a printing medium is realized.

The embodiments of the present invention are described only for the preferred embodiments of the present invention, and not for the limitation of the concept and scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall into the protection scope of the present invention, and the technical content of the present invention which is claimed is fully set forth in the claims.

Claims

1. The utility model provides a press roller system who supports in taking cylinder bearing roller of four rubber roll UV printers, is including setting up compression roller (3) and main drive rubber roll (2) between frame (1) both sides curb plate, distributes and is parallel to each other about main drive rubber roll (2) and compression roller (3), is connected with the bearing roller supporting beam who is located compression roller (3) below between the curb plate of both sides, its characterized in that: the press roller lifting mechanism is characterized in that a main cylinder lifting assembly (4) is respectively installed at the position, corresponding to the shaft end of the press roller (3), of each side plate, an action portion of the main cylinder lifting assembly (4) is connected with the shaft end of the press roller (3) in the corresponding direction, a plurality of auxiliary V-shaped carrier roller supporting assemblies (5) are installed on the carrier roller supporting beam, each auxiliary V-shaped carrier roller supporting assembly (5) is provided with an action portion, the action portions of the auxiliary V-shaped carrier roller supporting assemblies (5) are respectively contacted with the lower side of the press roller (3), and the press roller (3) is lifted through the cooperation of the main cylinder lifting assembly (4) and the auxiliary V-shaped carrier roller supporting assemblies (5).

2. The roller system supported in the cylinder-equipped idler of the four-roller UV printer according to claim 1, wherein: the main cylinder lifting assembly (4) comprises an air cylinder support (8), a main air cylinder (10) and a compression roller bearing seat (7), wherein the air cylinder support (8) is fixed on the outer side face of a corresponding side plate, the main air cylinder (10) is fixed on the air cylinder support (8), a piston rod vertically extends upwards, the compression roller bearing seat (7) is fixed on the rod end of the piston rod of the main air cylinder (10), a bearing is installed on the compression roller bearing seat (7), the shaft end of the compression roller (3) penetrates through the side plate to be installed on the bearing, and an action part is formed by the piston rod of the main air cylinder (10), the compression roller bearing seat (7) and the bearing to drive the compression roller (3) to lift.

3. The roller system supported in the cylinder-equipped idler of the four-roller UV printer according to claim 2, wherein: the main cylinder lifting assembly (4) further comprises a pressing roller guide groove (9) which is fixed on the outer side surface of the side plate and corresponds to the position where the shaft end of the pressing roller (3) penetrates, the shaft end of the pressing roller (3) penetrates through the pressing roller guide groove (9), and the pressing roller (3) is guided to lift by the pressing roller guide groove (9).

4. The roller system supported in the cylinder-equipped idler of the four-roller UV printer according to claim 1, wherein: auxiliary V type bearing roller supporting component (5) are including auxiliary cylinder (16), supporting seat (14), cylinder connecting block (15), bearing roller (13), auxiliary cylinder (16) are fixed in on the bearing roller supporting beam, and auxiliary cylinder (16) piston rod is vertical upwards, the piston rod end of auxiliary cylinder (16) is fixed in cylinder connecting block (15), rotate in the middle of supporting seat (14) and install in cylinder connecting block (15), bearing roller (13) rotate respectively and install in supporting seat (14) both ends, form action portion by the piston rod of supporting seat (14), cylinder connecting block (15), bearing roller (13) and auxiliary cylinder (16) to contact with compression roller (3) downside respectively by bearing roller (13), realize supporting the lift of compression roller (3).

5. The roller system supported in the cylinder-equipped idler of the four-roller UV printer according to claim 1, wherein: the air compressor is characterized by further comprising an air path control system (17), wherein the air path control system (17) comprises an air compressor and control valves, and the air compressor is connected with each air cylinder through the control valves in an air path mode.