Secondary packaging bag stacking machine for small packages

Abstract

The utility model discloses a secondary packaging bag stacking machine for small packages, which relates to the technical field of packaging bag machines and comprises a worktable, and a conveying component is fixedly mounted at the left end of the worktable; and a cutting assembly is fixedly mounted at the left end of the top of the workbench and located on the right side of the conveying assembly. The top of the workbench is further fixedly connected with a bonding assembly for adsorbing the plastic film. The bonding assembly comprises a second fixing frame, the second fixing frame is fixedly installed at the top of the workbench and located on the right side of the cutting assembly, a second air cylinder is fixedly connected to the edge of the left end of the top of the second fixing frame, second sliding grooves are formed in the second fixing frame in a front-back symmetry mode, and sliding blocks are slidably connected into the second sliding grooves. The output end of the second air cylinder is fixedly connected to the sliding block, and the bottom of the sliding block penetrates through the second fixing frame to be fixedly connected with an adsorption plate. The problem of automatic production of secondary stacked packaging bags is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bag machines, in particular to a small-packaging secondary stacking packaging bag machine. Background Art

[0002] For small items such as medicines or beauty products, they are generally carried in double-layer bags. Existing packaging bag machines usually produce several single-layer plastic films printed with patterns, and then the single-layer plastic films are fixed by hot pressing to form airtight double-layer packaging bags.

[0003] The double-layer packaging bag fixed by hot pressing has the advantages of being easy to tear and airtight in actual use. However, when used as a storage and load-bearing packaging bag, it often tears due to the force on the hot-pressed and sealed bottom, resulting in the objects in the bag spilling. Content of the Utility Model

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. For this purpose, the utility model provides a small-packaging secondary stacking packaging bag machine, which solves the problem that the storage bag formed by hot pressing a single-layer plastic film is prone to tearing under load.

[0005] To achieve the above object, the utility model provides a small-packaging secondary stacking packaging bag machine.

[0006] As a further scheme of the utility model:

[0007] A small-packaging secondary stacking packaging bag machine includes a workbench, and a conveying component is fixedly installed at the left end of the workbench.

[0008] A cutting component is fixedly installed at the top left end of the workbench on the right side of the conveying component.

[0009] A bonding component for adsorbing plastic films is also fixedly connected to the top of the workbench. The bonding component includes a second fixing frame, the second fixing frame is fixedly installed at the top of the workbench on the right side of the cutting component, the left end edge of the top of the second fixing frame is fixedly connected with a second cylinder, second sliding grooves are symmetrically arranged before and after the second fixing frame, sliders are slidably connected in the second sliding grooves, the output end of the second cylinder is fixedly connected to the slider, and an adsorption plate is fixedly connected to the bottom of the slider through the second fixing frame.

[0010] A bending assembly for folding the plastic film is also fixedly connected to the top of the workbench. The bending assembly includes a second fixing plate and a third fixing plate. The second fixing plate and the third fixing plate are respectively symmetrically and fixedly connected to the top of the workbench in the front and back. A third roller shaft and a fourth roller shaft are respectively rotatably connected between the second fixing plate and the third fixing plate. A conveyor belt is sleeved outside the third roller shaft and the fourth roller shaft. An adhesive block is fixedly connected to the outside of the conveyor belt. A second motor is fixedly connected to the outside of the second fixing plate.

[0011] Third chutes are symmetrically arranged in the front and back on the inner sides of the second fixing plate and the third fixing plate on the top of the workbench.

[0012] A third cylinder is fixedly connected to the right end of the bottom of the workbench. The output end of the third cylinder is horizontally fixedly connected with a sliding plate. Adsorption blocks are symmetrically and fixedly connected to the top of the sliding plate. The upper ends of the adsorption blocks are located in the third chutes.

[0013] Fourth chutes are symmetrically and fixedly connected to the bottom of the workbench in the front and back. The sliding plate is slidably connected to the fourth chutes.

[0014] A hot press is fixedly connected to the top of the second fixing frame above the right end of the third chute.

[0015] Preferably, the conveying assembly includes a workbench. First fixing plates are symmetrically and fixedly installed at the left end of the top of the workbench in the front and back. The lower ends of the first fixing plates pass through the workbench. A first roller shaft and a second roller shaft are symmetrically and rotatably connected up and down with respect to the top of the workbench between the first fixing plates. The workbench is provided with grooves in cooperation with the first roller shaft and the second roller shaft. Gears that mesh with each other are fixedly connected to both ends of the first roller shaft and the second roller shaft inside the first fixing plates. A first motor is fixed to the outer ends of the first fixing plates. The output end of the first motor is fixedly connected to the gears.

[0016] Preferably, the cutting assembly includes a first fixing frame. The first fixing frame is fixedly installed on the top left end of the workbench near the right side of the first fixing plate. First chutes are arranged at the inner ends of the left and right side walls of the first fixing frame. A cutting knife is slidably connected to the first chutes. A first cylinder is fixedly connected to the center of the top wall of the first fixing frame. The output end of the first cylinder is fixedly connected to the cutting knife.

[0017] Preferably, the second fixing frame is fixedly connected to the right side wall of the first fixing frame.

[0018] Preferably, the bending assembly is located below the bonding assembly.

[0019] Preferably, the radius of the third roller shaft is greater than that of the fourth roller shaft, and the bottom horizontal heights of the third roller shaft and the fourth roller shaft are equal.

[0020] Preferably, a cutting groove is provided below the top of the workbench and within the first fixed frame.

[0021] Preferably, the adsorption plate, the bonding block, and the adsorption block all adopt electrostatic adsorption, and the adsorption force per unit area is the same.

[0022] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0023] The plastic film moves from left to right on the top of the workbench through the conveying assembly until it reaches below the conveyor belt, and then is bonded by the bonding block. Thus, the plastic film moves along the conveyor belt to the highest point of the conveyor belt. Then, the cutting assembly cuts the plastic film. At this time, the top of the bent plastic film segment is adsorbed by the adsorption plate, and the bottom and the bending angle of the bent plastic film segment are adsorbed by the adsorption block, forming a stable triangular adsorption structure. Moreover, the adsorption force of the adsorption plate and the adsorption block is greater than that of the bonding block. The second cylinder and the third cylinder move the adsorption plate and the adsorption block to the right simultaneously, so that the bent plastic film segment moves to the right while maintaining its bent shape and peels off from the conveyor belt and reaches below the hot press. The hot press presses down tightly, causing the edges of the bent plastic film segment to be heated and bonded, becoming a secondary stacked plastic bag with an integrally formed bottom and bonded sides; repeating the above process, the present utility model realizes the automated production of a secondary stacked plastic packaging bag with a strong load-bearing capacity and an integrally formed bottom. Description of the Drawings

[0024] Figure 1 is a three-dimensional view of the present utility model;

[0025] Figure 2 is a schematic diagram of the conveying assembly of the present utility model;

[0026] Figure 3 is a schematic diagram of the cutting assembly of the present utility model;

[0027] Figure 4 is a schematic diagram of the bonding assembly of the present utility model;

[0028] Figure 5 is a schematic diagram of the bending assembly of the present utility model;

[0029] Figure 6 is a bottom view of the present utility model;

[0030] Figure 7 is a schematic diagram of the sliding plate structure of the present utility model.

[0031] In the figure: 1, workbench; 3, first fixing plate; 4, first motor; 5, first roller shaft; 6, second roller shaft; 7, groove; 8, first fixing frame; 9, first chute; 10, first cylinder; 11, cutting knife; 12, second cylinder; 13, slider; 14, adsorption plate; 15, second chute; 17, hot press; 18, second fixing frame; 19, cutting groove; 20, second fixing plate; 21, third roller shaft; 22, third fixing plate; 23, fourth roller shaft; 24, conveyor belt; 25, bonding block; 26, second motor; 27, third chute; 28, third cylinder; 29, sliding plate; 30, fourth chute; 31, adsorption block. Detailed implementation manner

[0032] Next, the technical solutions of the present utility model will be clearly and completely described in conjunction with the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0033] As Figure 1-7 shown, a small-packaging secondary stacking bag-making machine includes a workbench 1, and a conveying component is fixedly installed at the left end of the workbench 1;

[0034] A cutting component is fixedly installed at the top left end of the workbench 1 on the right side of the conveying component;

[0035] A bonding component for adsorbing plastic film is also fixedly connected to the top of the workbench 1; the bonding component includes a second fixing frame 18, the second fixing frame 18 is fixedly installed at the top of the workbench 1 on the right side of the cutting component, the left end edge of the top of the second fixing frame 18 is fixedly connected to a second cylinder 12, second chutes 15 are symmetrically arranged before and after the second fixing frame 18, sliders 13 are slidably connected in the second chutes 15, the output end of the second cylinder 12 is fixedly connected to the slider 13, and the bottom of the slider 13 passes through the second fixing frame 18 and is fixedly connected to an adsorption plate 14;

[0036] A bending component for folding plastic film is also fixedly connected to the top of the workbench 1, the bending component includes a second fixing plate 20 and a third fixing plate 22, the second fixing plate 20 and the third fixing plate 22 are respectively symmetrically fixedly connected to the top of the workbench 1 before and after, a third roller shaft 21 and a fourth roller shaft 23 are respectively rotatably connected between the second fixing plate 20 and the third fixing plate 22, a conveyor belt 24 is sleeved outside the third roller shaft 21 and the fourth roller shaft 23, and a bonding block 25 is fixedly connected to the outside of the conveyor belt 24; a second motor 26 is fixedly connected to the outside of the second fixing plate 20;

[0037] On the top of the workbench 1, third chutes 27 are symmetrically arranged inside the second fixed plate 20 and the third fixed plate 22 in the front and back.

[0038] At the right end of the bottom of the workbench 1, a third air cylinder 28 is fixedly connected. The output end of the third air cylinder 28 is horizontally fixedly connected with a sliding plate 29. On the top of the sliding plate 29, adsorption blocks 31 are fixedly connected symmetrically left and right; the upper ends of the adsorption blocks 31 are located in the third chutes 27.

[0039] On the bottom of the workbench 1, fourth chutes 30 are symmetrically fixedly connected in the front and back. The fourth chutes 30 are slidably connected with the sliding plate 29.

[0040] On the top of the second fixed frame 18, above the right end of the third chute 27, a hot press 17 is fixedly connected.

[0041] Preferably, the conveying component includes a workbench 1. On the left end of the top of the workbench 1, first fixed plates 3 are symmetrically fixedly installed in the front and back. The lower ends of the first fixed plates 3 pass through the workbench 1. Between the first fixed plates 3, a first roller shaft 5 and a second roller shaft 6 are rotatably connected symmetrically up and down with respect to the top of the workbench 1. The workbench 1 is provided with a groove 7 in cooperation with the first roller shaft 5 and the second roller shaft 6. At both ends of the first roller shaft 5 and the second roller shaft 6, gears that mesh with each other are fixedly connected inside the first fixed plates 3. A first motor 4 is fixed to the outer ends of the first fixed plates 3. The output end of the first motor 4 is fixedly connected to the gear.

[0042] Preferably, the cutting component includes a first fixed frame 8. The first fixed frame 8 is fixedly installed on the left end of the top of the workbench 1, close to the right side of the first fixed plate 3. Inside the left and right side walls of the first fixed frame 8, first chutes 9 are provided. The first chutes 9 are slidably connected with a cutting knife 11. In the center of the top wall of the first fixed frame 8, a first air cylinder 10 is fixedly connected. The output end of the first air cylinder 10 is fixedly connected to the cutting knife 11.

[0043] Preferably, the second fixed frame 18 is fixedly connected to the right side wall of the first fixed frame 8.

[0044] Preferably, the bending component is located below the bonding component.

[0045] Preferably, the radius of the third roller shaft 21 is greater than that of the fourth roller shaft 23, and the bottom horizontal heights of the third roller shaft 21 and the fourth roller shaft 23 are equal.

[0046] Preferably, on the top of the workbench 1, below the first fixed frame 8, a cutting groove 19 is provided.

[0047] Preferably, the adsorption plate 14, the bonding block 25 and the adsorption block 31 all adopt electrostatic adsorption, and the adsorption force per unit area is the same.

[0048] Working principle:

[0049] During use, the plastic film moves from left to right on the top of the workbench 1 through the conveying assembly until it is below the conveyor belt 24, and then is bonded by the bonding block 25, so that the plastic film reaches the highest point of the conveyor belt 24 along the conveyor belt 24. Then, the cutting assembly cuts off the plastic film. At this time, the top of the bent plastic film segment is adsorbed by the adsorption plate 14, and the bottom and the bending angle of the bent plastic film segment are adsorbed by the adsorption block 31, forming a stable triangular adsorption structure. Moreover, the adsorption force of the adsorption plate 14 and the adsorption block 31 is greater than that of the bonding block 25. The second cylinder 12 and the third cylinder 28 move the adsorption plate 14 and the adsorption block 31 to the right at the same time, so that the bent plastic film segment moves to the lower part of the hot press 17 while maintaining the bent shape and is peeled off from the conveyor belt 24 to the right. The hot pressure presses down to heat and bond the edges of the bent plastic film segment, forming a secondary stacked plastic bag with an integrally formed bottom and bonded on both sides; repeating the above process, the present invention realizes the automated production of a secondary stacked plastic packaging bag with a strong bearing capacity and an integrally formed bottom.

[0050] The above embodiments are only used to illustrate the technical method of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical method of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical method of the present invention.

Claims

1. A small-packaging secondary overlapping bag-making machine, characterized in that, It includes a workbench (1), and a conveying component is fixedly installed at the left end of the workbench (1); At the top left end of the workbench (1) and on the right side of the conveying component, a cutting component is fixedly installed; A bonding component for adsorbing the plastic film is also fixedly connected to the top of the workbench (1); the bonding component includes a second fixed frame (18), the second fixed frame (18) is fixedly installed on the top of the workbench (1) and on the right side of the cutting component, the left end edge of the top of the second fixed frame (18) is fixedly connected to a second cylinder (12), second sliding grooves (15) are symmetrically arranged before and after the second fixed frame (18), sliders (13) are slidably connected in the second sliding grooves (15), the output end of the second cylinder (12) is fixedly connected to the slider (13), and the bottom of the slider (13) passes through the second fixed frame (18) and is fixedly connected to an adsorption plate (14); A bending component for folding the plastic film is also fixedly connected to the top of the workbench (1), the bending component includes a second fixed plate (20) and a third fixed plate (22), the second fixed plate (20) and the third fixed plate (22) are respectively symmetrically fixedly connected to the top of the workbench (1) before and after, a third roller shaft (21) and a fourth roller shaft (23) are respectively rotatably connected between the second fixed plate (20) and the third fixed plate (22), a conveyor belt (24) is sleeved outside the third roller shaft (21) and the fourth roller shaft (23), and an adhesive block (25) is fixedly connected to the outside of the conveyor belt (24); a second motor (26) is fixedly connected to the outside of the second fixed plate (20); Third sliding grooves (27) are symmetrically arranged before and after inside the second fixed plate (20) and the third fixed plate (22) at the top of the workbench (1); A third cylinder (28) is fixedly connected to the bottom right end of the workbench (1), the output end of the third cylinder (28) is horizontally fixedly connected to a sliding plate (29), and adsorption blocks (31) are symmetrically fixedly connected to the top of the sliding plate (29); the upper ends of the adsorption blocks (31) are located in the third sliding grooves (27); Fourth sliding grooves (30) are symmetrically fixedly connected to the bottom of the workbench (1) before and after, and the sliding plate (29) is slidably connected to the fourth sliding grooves (30); A hot press (17) is fixedly connected to the top of the second fixed frame (18) and above the right end of the third sliding groove (27).

2. The secondary stacking and bagging machine for small packages according to claim 1, characterized in that The conveying component includes a workbench (1). At the left end of the top of the workbench (1), first fixing plates (3) are symmetrically and fixedly installed before and after. The lower ends of the first fixing plates (3) pass through the workbench (1). Between the first fixing plates (3), a first roller shaft (5) and a second roller shaft (6) are rotatably connected symmetrically up and down with respect to the top of the workbench (1). The workbench (1) is provided with a groove (7) in cooperation with the first roller shaft (5) and the second roller shaft (6). At both ends of the first roller shaft (5) and the second roller shaft (6) located inside the first fixing plates (3), gears that mesh with each other are fixedly connected. A first motor (4) is fixed to the outer end of the first fixing plate (3), and the output end of the first motor (4) is fixedly connected to the gear.

3. The secondary stacking bag packaging machine for small packages according to claim 2, characterized in that, The cutting component includes a first fixing frame (8). The first fixing frame (8) is fixedly installed at the left end of the top of the workbench (1) near the right side of the first fixing plate (3). Inner ends of the left and right side walls of the first fixing frame (8) are both provided with first chutes (9). A cutting knife (11) is slidably connected to the first chutes (9). The center of the top wall of the first fixing frame (8) is fixedly connected with a first cylinder (10), and the output end of the first cylinder (10) is fixedly connected to the cutting knife (11).

4. The secondary stacking packaging bag machine for small packages according to claim 3, characterized in that The second fixing frame (18) is fixedly connected to the right side wall of the first fixing frame (8).

5. A small-packaging secondary stacking bag-making machine according to claim 1, wherein, The bending component is located below the bonding component.

6. A small-packaging secondary overlapping bag-making machine according to claim 1, characterized in that, The radius of the third roller shaft (21) is greater than that of the fourth roller shaft (23), and the bottom horizontal heights of the third roller shaft (21) and the fourth roller shaft (23) are equal.

7. The small-packaging secondary stacking bag packaging machine according to claim 3, characterized in that, A cutting groove (19) is provided at the top of the workbench (1) below the first fixing frame (8).

8. A small-packaging secondary stacking bag packaging machine according to claim 1, characterized in that, The adsorption plate (14), the bonding block (25), and the adsorption block (31) all adopt electrostatic adsorption, and the adsorption force per unit area is the same.

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