Multi-station printing machine for packaging bags

Abstract

The utility model discloses a multi-station printing machine for packaging bags, which relates to the technical field of packaging bag printing and comprises a printing frame, a plurality of sub-printing boxes are placed in the printing frame, printing grooves are formed in the sub-printing boxes, one side of the printing frame is fixedly connected with a vertical rail, one side of the vertical rail is slidably connected with a transverse rail, and the transverse rail is fixedly connected with the printing frame. The multi-station printing machine for the packaging bag comprises a base plate, a transverse rail is fixedly connected to the base plate, a first lead screw is rotationally connected to an inner cavity of the transverse rail, a fixing plate is in threaded connection with the outer side of the first lead screw, a first servo motor is fixedly connected to one side of the transverse rail, and the output end of the first servo motor is fixedly connected with one end of the first lead screw. And the sub-printing boxes can be driven to move, so that parts in the sub-printing boxes can be overhauled, and the multi-station printing machine is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bag printing, in particular to a multi-station printing machine for packaging bags. Background Art

[0002] The existing flexographic printing machine is suitable for printing packaging materials such as polyethylene, polypropylene plastic bags, cellophane, and web paper, and is an ideal printing device for food paper packaging, supermarket handbags, vest bags, clothing bags, etc. According to a multi-station printing machine for packaging bags with the application number CN218966428U, it has a pressing component 3 arranged inside the base 1. By operating the telescopic drive mechanism 32, the U-shaped plate 33 and the pressure roller 34 can be integrally adjusted left and right, so that the bag roll tape 6 in contact with the outside of the inking component 2 is separated. Directly according to the number of colors required, the bag roll tape 6 is adjusted to contact the corresponding inking component 2, which has strong practicability and high flexibility. However, the multiple printing components it sets are stacked. Due to the relatively high height of the printing components located at a higher position, it is inconvenient to repair the printing components at a higher position. Therefore, a multi-station printing machine for packaging bags is proposed. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the utility model provides a multi-station printing machine for packaging bags, which solves the problems put forward in the above background art.

[0004] To achieve the above objectives, the utility model is realized through the following technical solutions: A multi-station printing machine for packaging bags includes a printing frame. A number of sub-printing boxes are placed inside the printing frame. Printing grooves are opened inside each sub-printing box. A vertical rail is fixedly connected to one side of the printing frame. A horizontal rail is slidably connected to one side of the vertical rail. A first lead screw is rotatably connected to the inner cavity of the horizontal rail. A fixing plate is threadedly connected to the outside of the first lead screw. A first servo motor is fixedly connected to one side of the horizontal rail. The output end of the first servo motor is fixedly connected to one end of the first lead screw. The bottom end of the fixing plate extends below the horizontal rail. A bottom plate is fixedly connected to the bottom of the fixing plate. A third electric telescopic rod is fixedly connected to one side of the fixing plate. The telescopic end of the third electric telescopic rod is fixedly connected to a fourth clamping post. One end of the fourth clamping post passes through to one side of the fixing plate. A sixth electric telescopic rod is fixedly connected to the bottom of the bottom plate. The telescopic end of the sixth electric telescopic rod is fixedly connected to a fifth clamping post. The top end of the fifth clamping post extends above the bottom plate. Positioning grooves are opened at the bottom and one side of the sub-printing box. One ends of the fifth clamping post and the fourth clamping post are inserted into the corresponding positioning grooves.

[0005] Optionally, a second lead screw is rotatably connected to the inner cavity of the vertical rail, a second servo motor is fixedly connected to the top of the vertical rail, the output end of the second servo motor is fixedly connected to the top end of the second lead screw, a moving block is threadedly connected to the outer side of the second lead screw, and one end of the moving block is fixedly connected to one side of the horizontal rail.

[0006] Optionally, a first electric telescopic rod is fixedly connected to the inner cavity of each printing groove, a moving frame is fixedly connected to the telescopic end of the first electric telescopic rod, a pressure roller rotating mechanism is rotatably connected to the middle of the moving frame, printing rollers are rotatably connected to the right side of the pressure roller rotating mechanism inside the printing groove, upper rollers are rotatably connected to the right side of the printing rollers inside the printing groove, ink rollers are rotatably connected to the right side of the upper rollers inside the printing groove, and ink boxes are fixedly connected to the lower side of the ink rollers inside the printing groove.

[0007] Optionally, a first switching valve is fixedly connected to one side of each ink box, a second switching valve is fixedly connected to the left side of the ink box on one side of the printing frame, one end of each second switching valve is fixedly connected to a connecting end head, one end of each first switching valve is inserted into the inside of the connecting end head, and a liquid receiving box is fixedly connected to the lower side of the second switching valve and the first switching valve on one side of the printing frame.

[0008] Optionally, a limiting seat is fixedly connected to the inside of the printing frame below the sub-printing box, a first limiting block is fixedly connected to the top of the sub-printing box, a first clamping column is fixedly connected to one side of the limiting seat, one end of each first clamping column passes through the limiting seat and is inserted into the inside of the first limiting block, a connecting frame is fixedly connected to the upper side of the sub-printing box on one side of the printing frame, a third clamping column is fixedly connected to one side of each connecting frame, a second electric telescopic rod is fixedly connected to the lower side of the top of each connecting frame, a second clamping column is fixedly connected to the telescopic end of each second electric telescopic rod, a second limiting block is fixedly connected to the lower side of the connecting frame on the top of the sub-printing box, and one end of each second clamping column and the third clamping column is inserted into the inside of the second limiting block.

[0009] Optionally, a plurality of guide rollers are rotatably connected to the inside of the printing frame, and a drying mechanism is fixedly connected to the front end of the sub-printing box inside the printing frame.

[0010] The utility model provides a multi-station printing machine for packaging bags, which has the following beneficial effects:

[0011] 1. The multi-station printing machine for packaging bags, by setting up a sub-printing box, a horizontal rail and a bottom plate, closes the first switching valve and the second switching valve. Then, the output end of the second servo motor drives the second lead screw to rotate, so that the second lead screw drives the moving block to drive the horizontal rail to move to one side of a sub-printing box. Then, the output end of the first servo motor drives the first lead screw to rotate, so that the first lead screw drives the fixed plate to move, making the fixed plate and the bottom plate move to the outside of the sub-printing box. Then, the telescopic end of the sixth electric telescopic rod pushes the fifth clamping column to move, and the telescopic end of the third electric telescopic rod pushes the fourth clamping column to move, so that one ends of the fifth clamping column and the fourth clamping column are respectively inserted into the corresponding positioning grooves. Then, the telescopic end of the second electric telescopic rod drives the second clamping column to move upward. Then, the output end of the first servo motor drives the first lead screw to rotate in the reverse direction, so that the first lead screw drives the fixed plate, the bottom plate and the sub-printing box to move outward in the direction of the outside of the printing frame, making the first clamping column move out of the inside of the first limiting block, and one end of the third clamping column move out of the inside of the second limiting block. Then, the output end of the second servo motor drives the second lead screw to rotate in the reverse direction, so that the second lead screw drives the moving block to drive the horizontal rail to move, making the horizontal rail drive the sub-printing box to move downward, so as to repair the components inside the sub-printing box, making this multi-station printing machine convenient to use.

[0012] 2. The multi-station printing machine for packaging bags, by setting up the first clamping column, the third clamping column and the second clamping column. After the repair is completed, the moving block drives the horizontal rail to move upward. Then, the first servo motor drives the fixed plate to move into the printing frame, making one end of the sub-printing box move into the printing frame, making the bottom of one end of the printing frame located above the limiting seat, making one end of the first clamping column inserted into the first limiting block, one end of the third clamping column inserted into the first servo motor. Then, the telescopic end of the second electric telescopic rod pushes the second clamping column to move, making the second clamping column inserted into the second limiting block, making one end of the first switching valve inserted into the connecting end head, so that the sub-printing box can be installed inside the printing frame and continue to perform multi-station printing on the bag roll tape. Description of the Drawings

[0013] Figure 1 is a schematic diagram of the internal structure of the present utility model;

[0014] Figure 2 is a schematic diagram of the connection structure of the first switching valve, the second switching valve and the connecting end head of the present utility model;

[0015] Figure 3 of the present utility model Figure 1 is an enlarged view of part A.

[0016] In the figure: 1, printing rack; 2, guide roller; 3, sub-printing box; 4, printing groove; 5, first electric telescopic rod; 6, moving rack; 7, pressing roller rotating mechanism; 8, printing roller; 9, upper roller; 10, ink roller; 11, ink box; 13, first clamping column; 14, first limiting block; 15, connecting frame; 17, second electric telescopic rod; 18, second clamping column; 19, third clamping column; 20, second limiting block; 21, cross rail; 22, first servo motor; 23, first lead screw; 24, fixing plate; 25, third electric telescopic rod; 26, fourth clamping column; 27, bottom plate; 28, sixth electric telescopic rod; 29, fifth clamping column; 30, first switching valve; 31, second switching valve; 32, connecting end; 33, limiting seat; 34, liquid receiving box; 35, vertical rail; 36, second lead screw; 37, second servo motor; 38, moving block; 39, drying mechanism. Specific implementation mode

[0017] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0018] Embodiment 1

[0019] Please refer to Figure 1 And Figure 3 , the present invention provides a technical solution: a multi-station printing machine for packaging bags, including a printing rack 1, several sub-printing boxes 3 are placed inside the printing rack 1, printing grooves 4 are opened inside the sub-printing boxes 3, a vertical rail 35 is fixedly connected to one side of the printing rack 1, a cross rail 21 is slidably connected to one side of the vertical rail 35, a first lead screw 23 is rotatably connected to the inner cavity of the cross rail 21, a fixing plate 24 is threadedly connected to the outer side of the first lead screw 23, a first servo motor 22 is fixedly connected to one side of the cross rail 21, the output end of the first servo motor 22 is fixedly connected to one end of the first lead screw 23, the bottom end of the fixing plate 24 extends below the cross rail 21, a bottom plate 27 is fixedly connected to the bottom of the fixing plate 24, a third electric telescopic rod 25 is fixedly connected to one side of the fixing plate 24, a fourth clamping column 26 is fixedly connected to the telescopic end of the third electric telescopic rod 25, one end of the fourth clamping column 26 passes through to one side of the fixing plate 24, a sixth electric telescopic rod 28 is fixedly connected to the bottom of the bottom plate 27, a fifth clamping column 29 is fixedly connected to the telescopic end of the sixth electric telescopic rod 28, the top end of the fifth clamping column 29 extends above the bottom plate 27, positioning grooves are opened at the bottom and one side of the sub-printing box 3, and one ends of the fifth clamping column 29 and the fourth clamping column 26 are inserted into the corresponding positioning grooves.

[0020] A second lead screw 36 is rotatably connected to the inner cavity of the vertical rail 35. The top of the vertical rail 35 is fixedly connected to a second servo motor 37. The output end of the second servo motor 37 is fixedly connected to the top end of the second lead screw 36. A moving block 38 is threadedly connected to the outside of the second lead screw 36. One end of the moving block 38 is fixedly connected to one side of the horizontal rail 21, capable of adjusting the positions of the horizontal rail 21 and the sub-printing box 3.

[0021] Embodiment 2

[0022] Please refer to Figures 1 to 3 , the present utility model provides a technical solution: First electric telescopic rods 5 are fixedly connected to the inner cavities of the printing grooves 4. The telescopic ends of the first electric telescopic rods 5 are fixedly connected to a moving frame 6. A pressure roller rotating mechanism 7 is rotatably connected to the middle of the moving frame 6. Printing rollers 8 are rotatably connected to the inside of the printing grooves 4 and on the right side of the pressure roller rotating mechanism 7. Upper rollers 9 are rotatably connected to the inside of the printing grooves 4 and on the right side of the printing rollers 8. Ink rollers 10 are rotatably connected to the inside of the printing grooves 4 and on the right side of the upper rollers 9. Ink boxes 11 are fixedly connected to the inner cavities of the printing grooves 4 and below the ink rollers 10. The ink boxes 11 can stain the ink liquid on the ink application assembly composed of the ink rollers 10 and the upper rollers 9, and then the ink application assembly stains the outside of the printing rollers 8, and the printing rollers 8 transfer the ink to the outside of the bag roll tape.

[0023] On one side of the ink box 11, a first switching valve 30 is fixedly connected. On one side of the printing frame 1 and to the left of the ink box 11, a second switching valve 31 is fixedly connected. One end of each second switching valve 31 is fixedly connected with a connection end 32. One end of each first switching valve 30 is inserted into the interior of the connection end 32. On one side of the printing frame 1 and below the second switching valve 31 and the first switching valve 30, a liquid receiving box 34 is fixedly connected. When separating the first switching valve 30 from the connection end 32, the ink between the connection end 32 and the first switching valve 30 can fall into the interior of the liquid receiving box 34 for storage and be discharged through an external sewage pipe. The other end of each second switching valve 31 is equipped with an external liquid supply pipe for supplementing ink into the ink box 11 through the external liquid supply pipe, the second switching valve 31, the connection end 32, and the first switching valve 30. Inside the printing frame 1 and below the sub-printing box 3, a limiting seat 33 is fixedly connected. On the top of each sub-printing box 3, a first limiting block 14 is fixedly connected. On one side of each limiting seat 33, a first clamping post 13 is fixedly connected. One end of each first clamping post 13 passes through the limiting seat 33 and is inserted into the interior of the first limiting block 14. On one side of the printing frame 1 and above the sub-printing box 3, a connecting frame 15 is fixedly connected. On one side of each connecting frame 15, a third clamping post 19 is fixedly connected. Below the top of each connecting frame 15, a second electric telescopic rod 17 is fixedly connected. The telescopic end of each second electric telescopic rod 17 is fixedly connected with a second clamping post 18. On the top of each sub-printing box 3 and below the connecting frame 15, a second limiting block 20 is fixedly connected. One end of the second clamping post 18 and the third clamping post 19 are inserted into the interior of the second limiting block 20, which can position and fix the position of the sub-printing box 3. Inside the printing frame 1, several guide rollers 2 are rotatably connected. Inside the printing frame 1 and at the front end of the sub-printing box 3, a drying mechanism 39 is fixedly connected. The printed bag roll tape is dried by the drying mechanism 39.

[0024] In summary, for the multi-station printing machine for packaging bags, during use, the bag roll tape is guided into the printing slot 4 through the guide roller 2, so that the bag roll tape sequentially passes through the four printing rollers 8. The ink in the ink tank 11 is adhered to the printing roller 8 by the ink application assembly composed of the upper roller 9 and the ink roller 10, and then transferred to the surface of the bag roll tape through the printing roller 8. Then, when the bag roll tape passes through the drying mechanism 39, the drying mechanism 39 dries the bag roll tape, and then it is conveyed out of the printing frame 1. When it is necessary to repair the components in the sub-printing box 3, through the external controller, the first switching valve 30 and the second switching valve 31 are closed. Then, the output end of the second servo motor 37 drives the second lead screw 36 to rotate, so that the second lead screw 36 drives the moving block 38 to drive the cross rail 21 to move to one side of a sub-printing box 3. Then, the output end of the first servo motor 22 drives the first lead screw 23 to rotate, so that the first lead screw 23 drives the fixed plate 24 to move, so that the fixed plate 24 and the bottom plate 27 move to the outside of the sub-printing box 3. Then, the telescopic end of the sixth electric telescopic rod 28 pushes the fifth clamping column 29 to move, and the telescopic end of the third electric telescopic rod 25 pushes the fourth clamping column 26 to move, so that one ends of the fifth clamping column 29 and the fourth clamping column 26 are respectively inserted into the corresponding positioning grooves. Then, the telescopic end of the second electric telescopic rod 17 drives the second clamping column 18 to move upward. Then, the output end of the first servo motor 22 drives the first lead screw 23 to rotate in the reverse direction, so that the first lead screw 23 drives the fixed plate 24, the bottom plate 27 and the sub-printing box 3 to move in the outer direction of the printing frame 1, so that the first clamping column 13 moves out of the first limiting block 14, and one end of the third clamping column 19 moves out of the second limiting block 20. Then, the output end of the second servo motor 37 drives the second lead screw 36 to rotate in the reverse direction, so that the second lead screw 36 drives the moving block 38 to drive the cross rail 21 to move, so that the cross rail 21 drives the sub-printing box 3 to move downward, so as to repair the components inside the sub-printing box 3. After the repair is completed, the moving block 38 drives the cross rail 21 to move upward. Then, the first servo motor 22 drives the fixed plate 24 to move into the printing frame 1, so that one end of the sub-printing box 3 moves into the printing frame 1, so that the bottom of one end of the printing frame 1 is located above the limiting seat 33, so that one end of the first clamping column 13 is inserted into the first limiting block 14, and one end of the third clamping column 19 is inserted into the first servo motor 22. Then, the telescopic end of the second electric telescopic rod 17 pushes the second clamping column 18 to move, so that the second clamping column 18 is inserted into the second limiting block 20, so that one end of the first switching valve 30 is inserted into the connecting end 32. Then, the telescopic end of the sixth electric telescopic rod 28 drives one end of the fifth clamping column 29 to move out of the positioning groove. Then, the telescopic end of the third electric telescopic rod 25 drives one end of the fourth clamping column 26 to move out of the positioning groove. Then, the first servo motor 22 drives the fixed plate 24 and the bottom plate 27 to move back to the initial position.

[0025] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A multi-station printing machine for packaging bags, comprising a printing frame (1), characterized in that: A plurality of sub-printing boxes (3) are placed inside the printing frame (1), each of the sub-printing boxes (3) having a printing slot (4) therein; a vertical rail (35) is fixedly connected to one side of the printing frame (1); a horizontal rail (21) is slidably connected to one side of the vertical rail (35); a first screw rod (23) is rotatably connected to the inner cavity of the horizontal rail (21); a fixing plate (24) is threadedly connected to the outer side of the first screw rod (23); a first servo motor (22) is fixedly connected to one side of the horizontal rail (21); an output end of the first servo motor (22) is fixedly connected to one end of the first screw rod (23); a bottom end of the fixing plate (24) extends below the horizontal rail (21); and a first screw rod (23) is fixedly connected to the bottom of the fixing plate (24). A bottom plate (27), one side of the fixed plate (24) is fixedly connected to a third electric telescopic rod (25), the telescopic end of the third electric telescopic rod (25) is fixedly connected to a fourth clamping column (26), one end of the fourth clamping column (26) extends out to one side of the fixed plate (24), a sixth electric telescopic rod (28) is fixedly connected to the bottom of the bottom plate (27), the telescopic end of the sixth electric telescopic rod (28) is fixedly connected to a fifth clamping column (29), the top end of the fifth clamping column (29) extends above the bottom plate (27), the bottom of the sub-printing box (3) and one side of the sub-printing box (3) are both provided with positioning grooves, one end of the fifth clamping column (29) and the fourth clamping column (26) are both inserted into the corresponding positioning grooves.

2. The multi-station printing machine for packaging bags according to claim 1, characterized in that: A second screw rod (36) is rotatably connected to the inner cavity of the vertical rail (35); a second servo motor (37) is fixedly connected to the top of the vertical rail (35); an output end of the second servo motor (37) is fixedly connected to the top of the second screw rod (36); a moving block (38) is threadedly connected to the outer side of the second screw rod (36); one end of the moving block (38) is fixedly connected to one side of the horizontal rail (21).

3. The multi-station printing machine for packaging bags according to claim 1, characterized in that: The inner cavity of the printing slot (4) is fixedly connected to a first electric telescopic rod (5), the telescopic end of the first electric telescopic rod (5) is fixedly connected to a moving frame (6), the middle part of the moving frame (6) is rotatably connected to a pressure roller rotating mechanism (7), the inside of the printing slot (4) and on the right side of the pressure roller rotating mechanism (7) are rotatably connected to a printing roller (8), the inside of the printing slot (4) and on the right side of the printing roller (8) are rotatably connected to an upper roller (9), the inside of the printing slot (4) and on the right side of the upper roller (9) are rotatably connected to an ink roller (10), and the inner cavity of the printing slot (4) and below the ink roller (10) are fixedly connected to an ink tank (11).

4. The multi-station printing machine for packaging bags according to claim 3, characterized in that: A first switch valve (30) is fixedly connected to one side of the ink box (11), a second switch valve (31) is fixedly connected to one side of the printing frame (1) and located on the left side of the ink box (11), one end of the second switch valve (31) is fixedly connected to a connecting terminal (32), one end of the first switch valve (30) is inserted into the connecting terminal (32), and a liquid receiving box (34) is fixedly connected to one side of the printing frame (1) and located below the second switch valve (31) and the first switch valve (30).

5. The multi-station printing machine for packaging bags according to claim 1, characterized in that: A limiting seat (33) is fixedly connected inside the printing frame (1) and located below the sub-printing box (3); a first limiting block (14) is fixedly connected to the top of the sub-printing box (3); a first clamping column (13) is fixedly connected to one side of the limiting seat (33); one end of the first clamping column (13) passes through the limiting seat (33) and is inserted into the first limiting block (14); a connecting frame (15) is fixedly connected to one side of the printing frame (1) and located above the sub-printing box (3); A third clamping column (19) is fixedly connected to one side of the connecting frame (15), a second electric telescopic rod (17) is fixedly connected below the top of the connecting frame (15), a telescopic end of the second electric telescopic rod (17) is fixedly connected to a second clamping column (18), and a second limit block (20) is fixedly connected to the top of the sub-printing box (3) and below the connecting frame (15), and one end of the second clamping column (18) and the third clamping column (19) are inserted into the second limit block (20).

6. The multi-station printing machine for packaging bags according to claim 1, characterized in that: A plurality of guide rollers (2) are rotatably connected inside the printing frame (1), and a drying mechanism (39) is fixedly connected inside the printing frame (1) and at the front end of the sub-printing box (3).

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