Labeling machine for plastic bag packaging

Abstract

The utility model discloses a labeling machine for plastic bag packaging, which relates to the field of plastic bag labeling and comprises a base and a driving motor fixedly mounted at the rear end of the base, a conveying belt is mounted on the surface of the output end of the driving motor in a nested manner, and a fixing plate is fixedly mounted at the rear end of the base. And a rotating winding rod is rotationally installed at the front end of the fixing plate, a feeding rod is rotationally installed at the upper end of the left side of the fixing plate, and a label roll is placed on the surface of the feeding rod in a penetrating mode. According to the labeling machine for the plastic bag package, after the conveying belt is started through the driving motor, the conveying belt is driven to convey the plastic bag package, at the moment, the driving motor and the rotary winding rod synchronously rotate through the belt to wind a label roll, and meanwhile when the plastic bag package penetrates through the bottom of the inclined pasting block, the label roll is wound; and through the inclination of the inclined sticking block and the force for pulling the label roll, the label on the label roll is stuck on the plastic bag package, so that the labeling can be quickly and conveniently carried out, the operation is simple and quick, and the operation of a worker is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic bag labeling, in particular to a labeling machine for plastic bag packaging. Background Technique

[0002] A labeling machine for plastic bag packaging is a device specifically used for pasting labels on plastic bags. It is usually used in the packaging of food, medicine, daily necessities and other consumer goods to ensure that product information, barcodes and other relevant information are clearly visible;

[0003] For example, a bulk food weighing and labeling machine with the publication number of CN114987861A includes a base, on which an auxiliary mechanism, a sealing mechanism, a labeling mechanism, a water filtering mechanism, a shaking mechanism, a flipping mechanism and a collecting mechanism are arranged; it can automatically perform big data recognition, plastic bag sealing, automatic weighing and automatic labeling on bulk commodities in plastic bags, reducing the labor cost in shopping malls. The commodities in the plastic bag are automatically recognized through a camera, the plastic bag is adsorbed upward by a suction fan, and the opening of the plastic bag is sealed multiple times by two electric heating tubes to ensure that the opening of the plastic bag is completely sealed, reducing the labor cost in shopping malls. The special internal barcodes for shopping malls formed by a labeling machine are automatically attached to the plastic bag by a mechanical claw, reducing manual operation. The water filtering work of aquatic products to be purchased is carried out through a filter box to avoid a large amount of water attached to the aquatic products;

[0004] For the above-mentioned device, the plastic bag is adsorbed upward by a suction fan and the opening of the plastic bag is sealed multiple times by two electric heating tubes, and it can perform labeling automatically and stably. However, when using the device to place the labels required by the labeling machine for work, it is relatively inconvenient, which is not conducive to the staff to place the labels on the device for labeling. Content of the Utility Model

[0005] The purpose of the utility model is to provide a labeling machine for plastic bag packaging, so as to solve the problem that when using the device, it is relatively inconvenient to place the labels required by the labeling machine for work, which is not conducive to the staff to place the labels on the device for labeling as mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A labeling machine for plastic bag packaging includes a base and a driving motor fixedly installed at the rear end of the base. The surface of the output end of the driving motor is nested with a conveyor belt. The rear end of the base is fixedly installed with a fixing plate, and a rotating winding rod is rotatably installed at the front end of the fixing plate. The upper left end of the fixing plate is rotatably installed with a feeding rod, and a label roll is placed through the surface of the feeding rod. The inner wall of the right side of the label roll is attached with an inclined sticker, and the driving motor and the rotating winding rod form a synchronous rotation structure through a belt;

[0007] A pressing plate is installed through the front end of the feeding rod, and a quick-release mechanism is arranged at the front end of the feeding rod, and a lever is arranged on the quick-release mechanism;

[0008] A threaded rod is rotatably installed inside the right side of the fixed plate, and various types of use mechanisms are arranged on the surface of the threaded rod, and a fixing part is arranged on the various types of use mechanisms, and the inside of the fixing part is threadedly installed on the surface of the threaded rod.

[0009] Furthermore, a limiting rod is fixedly installed at the front end of the fixed plate, the number of the limiting rods is set to two, and the surface of the limiting rod is attached to the feeding rod.

[0010] Furthermore, the lever is bent in shape, the lower end of the lever is embedded and rotated inside the winding rod, and the upper end of the lever is attached to the upper surface of the label roll.

[0011] Furthermore, a clamping block is nested and installed inside the front end of the feeding rod, the clamping block is outwardly inclined in shape, and a return spring is arranged between the clamping block and the feeding rod.

[0012] Furthermore, the clamping block corresponds to the position of the pressing plate, and an adjusting plate is fixedly installed at the front end of the clamping block.

[0013] Furthermore, the front end of the fixing part is fixedly installed at the rear end of the inclined attaching block, the fixing part is arranged in the inner groove of the fixed plate, and the fixing part is limited by the fixed plate.

[0014] Furthermore, a rotating handle is fixedly installed at the upper end of the threaded rod, holes are evenly formed on the surface of the rotating handle, and the holes inside the rotating handle are nested inside the upper end of the fixed plate through positioning bolts.

[0015] Compared with the prior art, the beneficial effects of the present utility model are:

[0016] 1. After the conveyor belt is started by the driving motor, it drives the conveyor belt to transport plastic bag packages. At this time, the driving motor rotates synchronously with the winding rod through the belt to wind the label roll. At the same time, when the plastic bag package passes through the bottom of the inclined attaching block, due to the inclined shape of the inclined attaching block and the force of pulling the label roll, the label on the label roll adheres to the plastic bag package, so that labeling can be carried out quickly and conveniently, simply and quickly, and it is convenient for the operation of the staff;

[0017] Furthermore, due to the inclined shape of the clamping block itself, the clamping block is squeezed inward by the pressing plate to compress the return spring. Until the pressing plate passes through the clamping block, the clamping block resets under the elastic force of the return spring itself, realizing the clamping and fixing of the pressing plate and the internal label roll, achieving the effect of convenient installation, and facilitating the use of the feeding rod by the staff;

[0018] Further, when the end of the label roll is wound around the rotating winding rod, it is clamped by the lever. At the same time, when removing the waste of the used label roll after use, pulling the lever drives the waste of the used label roll to be removed together, which is convenient for removal;

[0019] 2. A labeling mechanism is provided that can adapt to different plastic packaging bags, enabling labeling of various types of plastic bag packages. When using the device for labeling, the threaded rod is rotated by rotating the rotating handle to adjust the position of the inclined sticker block, so that the labeling position of the labeling machine can be adjusted, and labeling of various types of plastic bag packages can be achieved;

[0020] Further, after the rotating handle adjusts the threaded rod, through the holes evenly opened on its surface, a positioning bolt is embedded inside it. The positioning bolt is embedded in the upper end of the fixing plate, so that the rotating handle can be fixed to prevent the threaded rod at its lower end from reversing and improve the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic three-dimensional structure diagram of the whole of the present utility model;

[0022] Figure 2 is a schematic rear three-dimensional structure diagram of the present utility model;

[0023] Figure 3 is a schematic three-dimensional structure diagram of the quick-release mechanism of the present utility model;

[0024] Figure 4 is a schematic bottom-up three-dimensional structure diagram of the loading rod of the present utility model;

[0025] Figure 5 is of the present utility model Figure 3 is an enlarged structure diagram at A in;

[0026] Figure 6 is a schematic three-dimensional structure diagram of the multi-type using mechanism of the present utility model.

[0027] In the figure: 1, base; 2, drive motor; 3, conveyor belt; 4, fixing plate; 5, rotating winding rod; 6, loading rod; 7, label roll; 8, limiting rod; 9, inclined sticker block; 10, lever; 11, pressing plate; 12, return spring; 13, clamping block; 14, adjusting plate; 15, threaded rod; 16, rotating handle; 17, positioning bolt; 18, fixing member. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model. Embodiment 1:

[0029] As Figures 1 - 4 shown in the technical solution, in order to solve the problems of slow and unstable labeling speed, the following is disclosed: a base 1 and a driving motor 2 fixedly installed at the rear end of the base 1. A conveying belt 3 is nested on the surface of the output end of the driving motor 2. A fixing plate 4 is fixedly installed at the rear end of the base 1. A rotating winding rod 5 is rotatably installed at the front end of the fixing plate 4. A feeding rod 6 is rotatably installed at the upper left end of the fixing plate 4. A label roll 7 is placed through the surface of the feeding rod 6. An inclined sticker 9 is attached to the inner wall on the right side of the label roll 7. The driving motor 2 and the rotating winding rod 5 form a synchronous rotation structure through a belt. A limiting rod 8 is fixedly installed at the front end of the fixing plate 4. The number of the limiting rods 8 is set to two, and the surface of the limiting rod 8 is attached to the feeding rod 6;

[0030] In the embodiment, a mechanism capable of stable labeling is provided. When labeling a plastic bag package, the label roll 7 is nested on the feeding rod 6. After pulling the label roll 7 to fit the limiting rod 8, it bends at the inclined sticker 9, and finally the label roll 7 is tied to the surface of the rotating winding rod 5. At this time, if it is necessary to label a plastic bag package, the plastic bag package is placed on the conveying belt 3 inside the base 1. After the conveying belt 3 is started by the driving motor 2, it drives the conveying belt 3 to transport the plastic bag package. At this time, the driving motor 2 and the rotating winding rod 5 rotate synchronously through the belt to wind the label roll 7. At the same time, when the plastic bag package passes through the bottom of the inclined sticker 9, due to the inclined shape of the inclined sticker 9 and the pulling force on the label roll 7, the label on the label roll 7 adheres to the plastic bag package, so that labeling can be carried out quickly and conveniently, simply and quickly, which is convenient for the operation of the staff; Embodiment 2:

[0031] As Figure 1 、 Figure 3 、 Figure 4 and Figure 5The technical solution shown, in order to solve the problem of complicated disassembly and assembly, discloses that: a pressure plate 11 is installed through the front end of the feeding rod 6, and a quick release mechanism is provided at the front end of the feeding rod 6, and the quick release mechanism is provided with a lever 10, the lever 10 is bent, and the lower end of the lever 10 is embedded in the rotating winding rod 5, and the upper end of the lever 10 is attached to the upper surface of the label roll 7, a card block 13 is nested and installed inside the front end of the feeding rod 6, and the shape of the card block 13 is outwardly inclined, and a return spring 12 is provided between the card block 13 and the feeding rod 6, the card block 13 corresponds to the position of the pressure plate 11, and the front end of the card block 13 is fixedly installed with an adjustment plate 14;

[0032] In the embodiment, after the unused label roll 7 is placed on the loading rod 6, the pressing plate 11 is installed along the loading rod 6. When the front end of the loading rod 6 passes through the inside of the pressing plate 11 and contacts the block 13, the block 13 is pressed inward by the pressing plate 11 due to the inclination of the block 13 itself, and the block 13 is compressed by the reset spring 12 until the pressing plate 11 passes through the block 13. The block 13 is reset under the elastic force of the reset spring 12 itself, so that the pressing plate 11 and the internal label roll 7 are engaged and fixed, achieving the effect of convenient installation, which is convenient for the staff to use and load. If the label roll 7 needs to be taken out, When the label roll 7 is removed, the adjusting plate 14 at the front end of the loading rod 6 is pushed inward, and the adjusting plate 14 drives the clamping blocks 13 on the left and right sides to move inward to squeeze the return spring 12, so that the clamping blocks 13 are retracted into the interior of the loading rod 6, so that the pressing plate 11 and the label roll 7 can be easily removed, reducing the tediousness of the work of the staff. At the same time, when the end of the label roll 7 is wound onto the rotating winding rod 5, it is engaged by the lever 10. At the same time, if the waste label roll 7 after use is removed, the waste label roll 7 after use is removed together by pulling the lever 10, which is convenient for removal; Embodiment three:

[0033] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 6 The technical solution shown, in order to solve the problem that the labeled products are relatively limited, discloses: a threaded rod 15 is rotatably installed inside the right side of the fixing plate 4, and the surface of the threaded rod 15 is provided with various types of use mechanisms, and the various types of use mechanisms are provided with fixing members 18, and the internal threads of the fixing member 18 are installed on the surface of the threaded rod 15, the front end of the fixing member 18 is fixedly installed on the rear end of the inclined sticker 9, and the fixing member 18 is arranged in the internal groove of the fixing plate 4, and the fixing member 18 is limited by the fixing plate 4, and the upper end of the threaded rod 15 is fixedly installed with a rotating handle 16, and the surface of the rotating handle 16 is evenly provided with holes, and the holes inside the rotating handle 16 are nested in the upper end of the fixing plate 4 through positioning bolts 17;

[0034] In the embodiment, a labeling mechanism capable of adapting to different plastic packaging bags is provided, which can perform labeling on various types of plastic bag packages. When using the device for labeling, the threaded rod 15 is rotated and adjusted by rotating the rotating handle 16. When the threaded rod 15 rotates, the fixing member 18 threadedly connected to its surface can move up and down under the limitation of the fixing plates 4 on the left and right sides. The up and down movement of the fixing member 18 can drive the inclined sticker 9 fixedly installed at its front end to move up and down, achieving the adjustment of the position of the inclined sticker 9. Therefore, the adjustment of the labeling position of the labeling machine can be realized, and labeling can be performed on various types of plastic bag packages. At the same time, after adjusting the threaded rod 15 by rotating the handle 16, the positioning bolt 17 is inserted into the holes evenly opened on its surface. The positioning bolt 17 is inserted into the upper end of the fixing plate 4. Therefore, the rotating handle 16 can be fixed to prevent the threaded rod 15 at its lower end from reversing, improving the stability of the device.

[0035] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A labeling machine for plastic bag packaging, comprising a base (1) and a driving motor (2) fixedly mounted at the rear end of the base (1), a conveying belt (3) being nested and mounted on the output end surface of the driving motor (2), a fixing plate (4) being fixedly mounted at the rear end of the base (1), a rotating winding rod (5) being rotatably mounted at the front end of the fixing plate (4), a loading rod (6) being rotatably mounted at the left upper end of the fixing plate (4), a label roll (7) being placed through the surface of the loading rod (6), an inclined sticking block (9) being bonded to the right inner wall of the label roll (7), and the driving motor (2) forming a synchronous rotating structure with the rotating winding rod (5) through a belt; Features: A pressure plate (11) is installed through the front end of the feeding rod (6), and a quick release mechanism is provided at the front end of the feeding rod (6), and the quick release mechanism is provided with a lever (10); A threaded rod (15) is rotatably mounted inside the right side of the fixing plate (4), and the surface of the threaded rod (15) is provided with various types of use mechanisms, and the various types of use mechanisms are provided with fixing members (18), and the internal threads of the fixing members (18) are mounted on the surface of the threaded rod (15).

2. A plastic bag packaging labeling machine according to claim 1, characterized in that: A limiting rod (8) is fixedly mounted on the front end of the fixing plate (4), the number of the limiting rods (8) is set to two, and the surface of the limiting rod (8) is in contact with the loading rod (6).

3. A plastic bag packaging labeling machine according to claim 1, characterized in that: The lever (10) is bent in shape, and the lower end of the lever (10) is embedded in the interior of the rotating reeling rod (5), and the upper end of the lever (10) is attached to the upper surface of the label roll (7).

4. A plastic bag packaging labeling machine according to claim 3, characterized in that: A clamping block (13) is nested and installed inside the front end of the feeding rod (6), and the shape of the clamping block (13) is outwardly inclined, and a return spring (12) is provided between the clamping block (13) and the feeding rod (6).

5. A plastic bag packaging labeling machine according to claim 4, characterized in that: The position of the clamping block (13) corresponds to that of the pressing plate (11), and an adjustment plate (14) is fixedly mounted on the front end of the clamping block (13).

6. A plastic bag packaging labeling machine according to claim 1, characterized in that: The front end of the fixing member (18) is fixedly mounted on the rear end of the inclined patch (9), and the fixing member (18) is arranged in an internal groove of the fixing plate (4), and the fixing member (18) is limited by the fixing plate (4).

7. A plastic bag packaging labeling machine according to claim 6, characterized in that: A rotating handle (16) is fixedly mounted on the upper end of the threaded rod (15), and holes are evenly formed on the surface of the rotating handle (16), and the holes inside the rotating handle (16) are nested inside the upper end of the fixing plate (4) via positioning bolts (17).

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