CN207140534U - A kind of guiding device of printing machine - Google Patents

Abstract

The present application discloses a guiding device for a printing machine, including a first guiding device and a second guiding device; the first guiding device includes a first guiding roller, a second guiding roller, a first printing mechanism and The first drying device; the second guiding device includes a third guiding roller, a fourth guiding roller, a second printing mechanism, a second drying device and a fifth guiding roller; the first guiding roller, the second guiding roller The roller, the third guide roller, the fourth guide roller and the fifth guide roller all include a guide roller main body; the two sides of the guide roller main body are provided with roller pillows and roller shafts in turn; the outer surface of the guide roller main body is covered with spiral velcro belt, and several spiral strips are arranged on the spiral hook and loop fastener. The printing material is printed on the first side through the first guiding device, and then printed on the second side by the second guiding device. The double-sided printing of the printing material has been completed, and one printing process is enough. Complete double-sided printing, improve printing efficiency and quality.

Description

A guide device for a printing machine

technical field

The present application relates to the field of printing equipment, in particular to a guiding device for a printing machine.

Background technique

Since the invention of woodblock movable type printing technology in China, printing methods are changing with each passing day and covering everything. Printing is a technology that transfers the ink to the surface of paper, fabric, plastic and other materials through the processes of plate making, ink application and pressure to copy the contents of the original manuscript in batches. Printing technology is used in various fields. A printing press is a machine for printing text and images. With the increase in the types of printed products, the application range of printing presses is becoming wider and wider. With the development of the domestic economy, the precision and technology of printing also show a trend of high standards and diversification.

In recent years, with the development and upgrading of products, the demand for double-sided printing packaging film has increased. The existing printing machines cannot print patterns on the front and back of the packaging film at the same time. If double-sided printing is required, only one side can be printed first, and the entire roll After the printing is completed, the other side is printed again, which is very cumbersome to operate, and the printing quality is low.

Utility model content

This application provides a guiding device for a printing machine to solve the problem that the existing printing machine cannot print patterns on the front and back sides of the packaging film at the same time. If double-sided printing is required, only one side can be printed first, and after the entire roll is printed , and then print the other side, the operation is very cumbersome, and the printing quality is low.

The present application provides a guiding device for a printing machine, including a first guiding device and a second guiding device;

The first guiding device includes a first guiding roller, a second guiding roller, a first printing mechanism and a first drying device;

The first guide roller is located on one side of the second guide roller;

The first printing mechanism is located on the other side of the second guide roller;

The first drying device is located on a side of the first printing mechanism away from the second guide roller;

The first printing mechanism includes a first printing roller and a first bottom roller located below the first printing roller;

The second guiding device includes a third guiding roller, a fourth guiding roller, a second printing mechanism, a second drying device and a fifth guiding roller;

The fourth guide roller is located between the third guide roller and the second printing mechanism, and the fourth guide roller is located obliquely above the third guide roller;

The second drying device is located between the second printing mechanism and the fourth guide roller;

The second drying device includes a second bottom roller and a second printing roller located below the second bottom roller;

The first guide roller, the second guide roller, the third guide roller, the fourth guide roller and the fifth guide roller all include a guide roller main body;

Both sides of the main body of the guide roller are provided with roller pillows and rollers in sequence;

The outer surface of the main body of the guide roller is covered with a spiral Velcro, and the spiral Velcro is provided with several spiral strips.

Further, the first printing mechanism includes a first support frame, a first drive motor, a first chain and a first slider;

The first printing roller is rotatably connected to the first slider;

The first support frame is provided with a first chute corresponding to the first slider;

The first slider is slidably connected to the first chute;

said first bottom roll is autopropagably attached to said first support frame;

The rotating shaft of the first drive motor is connected to one end of the first chain, and the other end of the first chain goes around the bottom surface of the first slider and is fixed on the first supporting frame.

Further, the second printing mechanism includes a second support frame, a second drive motor, a second chain and a second slider;

The second bottom roller is rotatably connected to the second slider;

The second support frame is provided with a second chute corresponding to the second slider;

The second slider is slidably connected to the second chute;

the second print roll is autotropically attached to the second support frame;

The rotating shaft of the second driving motor is connected to one end of the second chain, and the other end of the second chain goes around the bottom surface of the second slider and is fixed on the second supporting frame.

Further, the width of the spiral hook and loop fastener is the same as that of the printed main body.

Further, the main body of the guide roller is made of rubber material.

It can be known from the above technical solutions that the present application provides a printing machine in which the printing material is printed on the first side through the first guiding device, and then printed on the second side by the second guiding device. Complete the double-sided printing of the printing material, one printing process can complete the double-sided printing, improve printing efficiency and quality, and the main body of the guide roller is equipped with a spiral hook and loop, reducing the possibility of the printed pattern of the bearing material being polluted, and Prevent the phenomenon that the carrier material slips with the printing guide roller during printing conveyance.

Description of drawings

In order to illustrate the technical solution of the present application more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. Obviously, for those of ordinary skill in the art, on the premise of not paying creative labor, Additional drawings can also be derived from these drawings.

FIG. 1 is a schematic structural view of a guiding device of a printing machine provided by the present application;

Fig. 2 is a schematic structural view of the first support mechanism in Fig. 1;

Fig. 3 is a schematic structural view of the second support mechanism of Fig. 1;

Fig. 4 is a structural schematic diagram of the first guide roller, the second guide roller, the third guide roller, the fourth guide roller and the fifth guide roller.

Among them, 1-carrier material, 2-first guide roller, 3-first printing roller, 4-first bottom roller, 5-second guide roller, 6-first drying device, 7-third guide roller, 8-the fourth guide roller, 9-the second printing roller, 10-the second bottom roller, 11-the second drying device, 13-the first support frame, 14-the first driving motor, 15-the first chute, 16-the first slider, 17-the first chain, 18-the second support frame, 19-the second chain, 20-the second drive motor, 21-the second chute, 22-the second slider, 23-the spiral Velcro, 24-roll pillow, 25-roller.

Detailed ways

Referring to Fig. 1 and Fig. 4, the present application provides a guiding device for a printing machine, including a first guiding device and a second guiding device;

The first guiding device includes a first guiding roller 2, a second guiding roller 5, a first printing mechanism and a first drying device 6;

The first guide roller 2 is located on one side of the second guide roller 5;

The first printing mechanism is located on the other side of the second guide roller 5;

The first drying device 6 is located on the side of the first printing mechanism away from the second guide roller 5;

The first printing mechanism includes a first printing roller 3 and a first bottom roller 4 located below the first printing roller 3;

The second guiding device includes a third guiding roller 7, a fourth guiding roller 8, a second printing mechanism, a second drying device 11 and a fifth guiding roller 12;

The fourth guide roller 8 is located between the third guide roller 7 and the second printing mechanism, and the fourth guide roller 8 is located obliquely above the third guide roller 7;

The second drying device 11 is located between the second printing mechanism and the fourth guide roller 8;

The second drying device 11 includes a second bottom roller 10 and a second printing roller 9 located below the second bottom roller 10;

The first guide roller 2, the second guide roller 5, the third guide roller 7, the fourth guide roller 8 and the fifth guide roller 12 all include a guide roller main body;

Both sides of the main body of the guide roller are provided with roller pillows 24 and roller shafts 25 in sequence;

The outer surface of the main body of the guide roller is covered with a spiral Velcro 23, and the spiral Velcro 23 is provided with several spiral strips.

The working principle of the present application is as follows: first the carrying device prints on the first side of the carrying device through the first guide roller 2, the first printing mechanism and the second guide roller 5, then dries through the first drying device 6, and then The printing on the second side is carried out via the third guide roller 7 , the fourth guide roller 8 , and the second printing mechanism, and then dried by the second drying device 11 , and finally led out by the fifth guide roller 12 .

It can be known from the above technical solutions that the present application provides a printing machine in which the printing material is printed on the first side through the first guiding device, and then printed on the second side by the second guiding device. The double-sided printing of the printing material is completed, and the double-sided printing can be completed in one printing process, which improves the printing efficiency and quality, and the spiral hook and loop tape 23 is provided on the main body of the guide roller to reduce the possibility of the printed pattern of the bearing material 1 being polluted , and prevent the carrier material 1 from slipping with the printing guide roller during printing conveyance.

Referring to FIG. 2 , further, the first printing mechanism includes a first support frame 13 , a first drive motor 14 , a first chain 17 and a first slider 16 ;

The first printing roller 3 is rotatably connected to the first slider 16;

The first support frame 13 is provided with a first slide groove 15 corresponding to the first slider 16;

The first sliding block 16 is slidably connected with the first chute 15;

The first bottom roller 4 is self-propagatingly connected to the first support frame 13;

The rotating shaft of the first drive motor 14 is connected to one end of the first chain 17, and the other end of the first chain 17 goes around the bottom surface of the first slider 16 and is fixed to the first support frame 13 superior.

The first drive motor 14 can drive the first chain 17, so that the first slider 16 moves up and down along the first chute 15, and then drives the first slider 16 to move up and down, and the first printing roller 3 and the first bottom can be adjusted. The distance between the rollers 4 is to meet the needs of printing films of different thicknesses.

Referring to FIG. 3 , further, the second printing mechanism includes a second support frame 18 , a second drive motor 20 , a second chain 19 and a second slider 22 ;

The second bottom roller 10 is rotatably connected to the second slider 22;

The second support frame 18 is provided with a second sliding slot 21 corresponding to the second sliding block 22;

The second sliding block 22 is slidably connected with the second slide groove 21;

The second printing roller 9 can be connected to the second supporting frame 18 autopropagatively;

The rotating shaft of the second drive motor 20 is connected to one end of the second chain 19, and the other end of the second chain 19 goes around the bottom surface of the second slider 22 and is fixed to the second support frame 18 superior.

The second chain 19 can be driven by the second drive motor 20, so that the second slider 22 moves up and down along the second chute 21, and then drives the second slider 22 to move up and down, and the second printing roller 9 and the second bottom can be adjusted. The distance between the rollers 10 is to meet the needs of printing films of different thicknesses.

Further, the width of the spiral fastening tape 23 is the same as that of the printed main body.

Further, the main body of the guide roller is made of rubber material.

It can be known from the above technical solutions that the present application provides a printing machine in which the printing material is printed on the first side through the first guiding device, and then printed on the second side by the second guiding device. The double-sided printing of the printing material is completed, and the double-sided printing can be completed in one printing process, which improves the printing efficiency and quality, and the spiral hook and loop tape 23 is provided on the main body of the guide roller to reduce the possibility of the printed pattern of the bearing material 1 being polluted , and prevent the carrier material 1 from slipping with the printing guide roller during printing conveyance.

Claims (5)

1. A guiding device for a printing press, comprising a first guiding device and a second guiding device; The first guiding device comprises a first guiding roller (2), a second guiding roller (5), a first printing mechanism and a first drying device (6); The first guide roller (2) is located on one side of the second guide roller (5); The first printing mechanism is located on the other side of the second guide roller (5); The first drying device (6) is located on the side of the first printing mechanism away from the second guide roller (5); The first printing mechanism includes a first printing roller (3) and a first bottom roller (4) located below the first printing roller (3); The second guiding device includes a third guiding roller (7), a fourth guiding roller (8), a second printing mechanism, a second drying device (11) and a fifth guiding roller (12); The fourth guide roller (8) is located between the third guide roller (7) and the second printing mechanism, and the fourth guide roller (8) is located obliquely above the third guide roller (7) ; The second drying device (11) is located between the second printing mechanism and the fourth guide roller (8); The second drying device (11) includes a second bottom roller (10) and a second printing roller (9) located below the second bottom roller (10); The first guide roller (2), the second guide roller (5), the third guide roller (7), the fourth guide roller (8) and the fifth guide roller (12) all include a guide roller main body; Both sides of the main body of the guide roller are provided with roller pillows (24) and roller shafts (25) in turn; The outer surface of the main body of the guide roller is covered with a spiral Velcro (23), and the spiral Velcro (23) is provided with several spiral strips. 2. The guiding device of the printing press according to claim 1, characterized in that, the first printing mechanism comprises a first support frame (13), a first drive motor (14), a first chain (17) and first slider (16); The first printing roller (3) is rotatably connected to the first slider (16); The first support frame (13) is provided with a first chute (15) corresponding to the first slider (16); The first slider (16) is slidably connected with the first chute (15); The first bottom roller (4) is autopropagably connected to the first support frame (13); The rotating shaft of the first driving motor (14) is connected to one end of the first chain (17), and the other end of the first chain (17) goes around the bottom surface of the first slider (16) and is fixed on the first support frame (13). 3. The guiding device of the printing press according to claim 1, characterized in that, the second printing mechanism comprises a second support frame (18), a second drive motor (20), a second chain and a second slide block(22); The second bottom roller (10) is rotatably connected to the second slider (22); The second support frame (18) is provided with a second chute (21) corresponding to the second slider (22); The second sliding block (22) is slidably connected with the second chute (21); said second printing roll (9) is autopropagably connected to said second support frame (18); The rotating shaft of the second drive motor (20) is connected to one end of the second chain (19), and the other end of the second chain (19) goes around the bottom surface of the second slider (22) and is fixed on the second support frame (18). 4. The guiding device of a printing machine according to claim 1, characterized in that, the width of the spiral hook and loop (23) is the same as that of the printing body. 5. The guiding device of a printing machine according to claim 1, wherein the main body of the guiding roller is made of rubber material.