A label crushing mechanism for a labeling machine

By using hydraulic rods and electric telescopic rods to drive the pressing rollers to press and crush the labels on the packaging bottles, the problem of labels peeling off and falling off is solved, thus improving the labeling effect.

CN224277918UActive Publication Date: 2026-05-26BEIJING EAST TONG XINDA TRADE
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BEIJING EAST TONG XINDA TRADE
Filing Date
2025-08-08
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing labeling machines often result in labels peeling off easily after application and are difficult to press firmly, leading to label detachment and affecting the labeling effect.

Method used

A label crushing mechanism for a labeling machine was designed. Through the combined movement of a hydraulic rod, an electric telescopic rod, and a crushing roller, the label on the packaging bottle is pressed and crushed to ensure that the label adheres tightly to the surface of the packaging bottle.

Benefits of technology

It effectively solves the problems of label curling and falling off, improves the labeling effect, and ensures that the label is firmly attached to the packaging bottle.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224277918U_ABST
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Abstract

The utility model relates to the technical field of labeling machines, in particular to a label rolling mechanism for a labeling machine, which includes a labeling machine conveyor belt. The rear side of the labeling machine conveyor belt is bolted with a mounting seat, and a hydraulic rod is installed on the top of the mounting seat. The bottom of the hydraulic rod is bolted with a connecting plate. In the utility model, the packaging bottle is conveyed on the top of the labeling machine conveyor belt. During the conveying process, it first passes through the front side of the second infrared sensor. After the packaging bottle passes through the front side of the second infrared sensor, the second electric telescopic rod makes a telescopic movement to drive the blocking frame to move up and down to block the packaging bottle. In the utility model, the first electric telescopic rod makes a telescopic movement to drive the movable sleeve and the rotating sleeve to move up and down. The rotating sleeve drives the connecting frame to move up and down, and the connecting frame drives the cylinder and the rolling roller to move up and down. Then, the cylinder makes a telescopic movement to drive the rolling roller to move horizontally.
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Description

Technical Field

[0001] This utility model relates to the field of labeling machine technology, specifically to a label crushing mechanism for a labeling machine. Background Technology

[0002] Labeling machinery is an automated packaging equipment that uses electromechanical control mechanisms to accurately affix labels to predetermined positions. It mainly includes self-adhesive labels, paste labels, hot melt adhesive labels, and sleeve labeling machines.

[0003] A search revealed that the announcement number is CN222137247U, and the name is "A Labeling Machine for Honey Packaging Bottles, including a worktable." Research and analysis revealed that although it has the advantages of multiple limit rings that can be adjusted together, and is simple and quick, it also has the following disadvantages to a certain extent.

[0004] For example, after the labeling is completed, the device directly transports the finished bottle for processing. After labeling, the label may curl up at the edges and fall off if it cannot be compacted, reducing the labeling effect and making it inconvenient for people to use. In order to solve the above technical problems, we have designed a label crushing mechanism for labeling machines. Utility Model Content

[0005] The purpose of this utility model is to provide a label pressing mechanism for a labeling machine, which has the advantage of convenient compaction. It solves the problem that after the labeling is completed, the bottle is directly transported for processing, and the label will peel off after labeling because it cannot be compacted, which reduces the labeling effect and makes it inconvenient for people to use.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a label pressing mechanism for a labeling machine, comprising a labeling machine conveyor belt, a mounting base bolted to the rear side of the conveyor belt, a hydraulic rod mounted on the top of the mounting base, a connecting plate bolted to the bottom of the hydraulic rod, a sliding rod bolted to the bottom of the connecting plate, a positioning pressure plate bolted to the bottom of the sliding rod, a movable sleeve slidably fitted on the surface of the sliding rod, a first electric telescopic rod penetrating through the top of the connecting plate, the bottom of the first electric telescopic rod bolted to the movable sleeve, a rotating sleeve rotatably fitted on the surface of the movable sleeve, a connecting frame welded to the left side of the rotating sleeve, a toothed ring fixedly fitted on the top of the rotating sleeve, a motor bolted to the left side of the top of the movable sleeve, a gear bolted to the drive shaft of the motor, the surface of the gear meshing with the toothed ring, a cylinder penetrating through the left side of the connecting frame, and a pressing roller bolted to the rear side of the cylinder.

[0007] Preferably, a second infrared sensor is bolted to the left side of the top of the mounting base, an identification target is bolted to the front side of the top of the labeling machine conveyor belt, and a packaging bottle is placed on the top of the labeling machine conveyor belt.

[0008] Preferably, a second electric telescopic rod is provided through the top of the connecting plate, and a blocking frame is bolted to the bottom of the second electric telescopic rod.

[0009] Preferably, an identification sticker is affixed to the bottom of the connecting frame, and the bottom of the connecting frame is slidably connected to the rolling roller.

[0010] Preferably, a limiting plate is fixedly sleeved on the surface of the slide rod, and the limiting plate is used in conjunction with the movable sleeve.

[0011] Preferably, a mounting bracket is welded to the bottom of the movable sleeve, and a first infrared sensor is bolted to the top of the mounting bracket.

[0012] Preferably, a bearing is provided at the connection between the inner cavity of the rotating sleeve and the movable sleeve, and a groove for use with the motor is provided on the left side of the connecting plate.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0014] 1. In this utility model, the packaging bottle is conveyed at the top of the labeling machine conveyor belt. During the conveying process, the bottle first passes in front of the second infrared sensor. After the bottle passes in front of the second infrared sensor, the second electric telescopic rod moves to extend and retract, causing the blocking frame to move up and down to block the bottle. At the same time, the labeling machine conveyor belt stops conveying. Then, the second electric telescopic rod lifts the blocking frame. Then, the hydraulic rod moves to extend and retract, causing the connecting plate to move up and down. The connecting plate causes the sliding rod and the positioning pressure plate to move up and down, and the positioning pressure plate presses and positions the bottle.

[0015] 2. This utility model uses a first electric telescopic rod to extend and retract, causing the movable sleeve and rotating sleeve to move up and down. The rotating sleeve then causes the connecting frame to move up and down, which in turn causes the cylinder and pressing roller to move up and down. The cylinder then extends and retracts, causing the pressing roller to move laterally, thus pressing the pressing roller firmly against the surface of the packaging bottle. The motor's drive shaft then drives a gear to rotate, which in turn drives a gear ring and rotating sleeve to rotate. The rotating sleeve then drives the connecting frame to rotate, which in turn drives the cylinder and pressing roller to rotate. The pressing roller rotates the packaging bottle one revolution, thereby pressing and adhering the label on the surface of the packaging bottle. Attached Figure Description

[0016] Figure 1 This is an isometric view of the structure of this utility model;

[0017] Figure 2 This is a perspective view of the mounting base and the second infrared sensor of this utility model;

[0018] Figure 3 This is a perspective view of the connecting plate and the positioning pressure plate of this utility model;

[0019] Figure 4 This is a perspective view of the movable sleeve and the first infrared sensor of this utility model.

[0020] In the diagram: 1. Labeling machine conveyor belt; 2. Mounting base; 3. Hydraulic rod; 4. Connecting plate; 5. Slide rod; 6. Movable sleeve; 7. First electric telescopic rod; 8. Second electric telescopic rod; 9. Blocking frame; 10. Rotating sleeve; 11. Gear ring; 12. Motor; 13. Gear; 14. Connecting frame; 15. Cylinder; 16. Roller; 17. Mounting frame; 18. First infrared sensor; 19. Positioning pressure plate; 20. Second infrared sensor. Detailed Implementation

[0021] Please see Figures 1-4 A label pressing mechanism for a labeling machine includes a labeling machine conveyor belt 1. A mounting base 2 is bolted to the rear side of the labeling machine conveyor belt 1. A hydraulic rod 3 is mounted on the top of the mounting base 2. A connecting plate 4 is bolted to the bottom of the hydraulic rod 3. A sliding rod 5 is bolted to the bottom of the connecting plate 4. A positioning pressure plate 19 is bolted to the bottom of the sliding rod 5. A movable sleeve 6 is slidably fitted on the surface of the sliding rod 5. A first electric telescopic rod 7 is threaded through the top of the connecting plate 4. The bottom of the first electric telescopic rod 7 is bolted to the movable sleeve 6. A rotating sleeve 10 is rotatably fitted on the surface of the movable sleeve 6. A connecting frame 14 is welded to the left side of the rotating sleeve 10. A toothed ring 11 is fixedly fitted on the top of the rotating sleeve 10. A motor 12 is bolted to the left side of the top of the movable sleeve 6. A gear 13 is bolted to the drive shaft of the motor 12. The surface of the gear 13 meshes with the toothed ring 11. A cylinder 15 is threaded through the left side of the connecting frame 14. A pressing roller 16 is bolted to the rear side of the cylinder 15.

[0022] Please see Figure 1 The top left side of the mounting base 2 is connected to the second infrared sensor 20 by bolts, and the front side of the top of the labeling machine conveyor belt 1 is connected to the identification target by bolts. By setting the second infrared sensor 20 and the identification target, it is easy to record the packaging bottles passing in front of the second infrared sensor 20, and it is easy to stop the labeling machine conveyor belt 1 briefly in time. The top of the labeling machine conveyor belt 1 is placed on the packaging bottle.

[0023] Please see Figure 1A second electric telescopic rod 8 is installed through the top of the connecting plate 4, and a blocking frame 9 is bolted to the bottom of the second electric telescopic rod 8. By setting the second electric telescopic rod 8 and the blocking frame 9, the packaging bottle can be blocked and the packaging bottle can be stopped at the bottom of the positioning pressure plate 19.

[0024] Please see Figure 1 and Figure 4 An identification sticker is affixed to the bottom of the connecting frame 14. By setting the identification sticker, it is easy to use with the first infrared sensor 18, and the first infrared sensor 18 can easily identify the connecting frame 14. The bottom of the connecting frame 14 is slidably connected to the rolling roller 16.

[0025] Please see Figure 1 and Figure 3 A limiting plate is fixedly sleeved on the surface of the slide rod 5. By setting the limiting plate, the movable sleeve 6 can be easily limited, and the movable sleeve 6 can be effectively prevented from detaching from the surface of the slide rod 5. The limiting plate and the movable sleeve 6 are used together.

[0026] Please see Figure 1 and Figure 4 The bottom of the movable sleeve 6 is welded with a mounting bracket 17, and the top of the mounting bracket 17 is connected to a first infrared sensor 18 by bolts. By setting the mounting bracket 17 and the first infrared sensor 18, it is easy to identify the number of rotations of the connecting frame 14 and to determine whether the crushing roller 16 has rotated one revolution.

[0027] Please see Figure 1 and Figure 2 A bearing is provided at the connection between the inner cavity of the rotating sleeve 10 and the movable sleeve 6. By providing the bearing, the rotating sleeve 10 can be rotated easily. A groove is provided on the left side of the connecting plate 4 to cooperate with the motor 12. By providing the groove, the motor 12 can be installed easily and can be used normally.

[0028] The hydraulic rod 3 is model CD250B100 / 55-500. It is a single-rod double-acting hydraulic cylinder with a rated working pressure of 25MPa, a cylinder diameter of 100mm, a rod diameter of 55mm, and a stroke of 500mm.

[0029] Cylinder 15 is model MF32×50-S, with a bore of 32mm and a stroke of 50mm.

[0030] In use, the device is controlled by an external controller. The packaging bottle is conveyed on top of the labeling machine conveyor belt 1. During conveying, it first passes in front of the second infrared sensor 20. After passing in front of the second infrared sensor 20, the second electric telescopic rod 8 extends and retracts, causing the blocking frame 9 to move up and down to block the bottle. Simultaneously, the labeling machine conveyor belt 1 stops conveying. Then, the second electric telescopic rod 8 lifts the blocking frame 9. Next, the hydraulic rod 3 extends and retracts, causing the connecting plate 4 to move up and down. The connecting plate 4 then causes the sliding rod 5 and the positioning pressure plate 19 to move up and down, pressing and positioning the packaging bottle. The first electric telescopic rod 7 extends and retracts... The retraction motion drives the movable sleeve 6 and the rotating sleeve 10 to move up and down. The rotating sleeve 10 drives the connecting frame 14 to move up and down. The connecting frame 14 drives the cylinder 15 and the pressing roller 16 to move up and down. Then, the cylinder 15 retracts and extends, driving the pressing roller 16 to move laterally, so that the pressing roller 16 is pressed tightly against the surface of the packaging bottle. Then, the transmission shaft of the motor 12 drives the gear 13 to rotate. The gear 13 drives the gear ring 11 and the rotating sleeve 10 to rotate. The rotating sleeve 10 drives the connecting frame 14 to rotate. The connecting frame 14 drives the cylinder 15 and the pressing roller 16 to rotate. The pressing roller 16 rotates the packaging bottle one revolution, thereby pressing and sticking the label on the surface of the packaging bottle.

[0031] In summary, the label pressing mechanism of this labeling machine, through the pressing roller 16, mounting frame 17, first infrared sensor 18, positioning pressure plate 19, and second infrared sensor 20, solves the problem that after labeling, the bottle is directly conveyed for processing, and the label will curl up after labeling, and it will fall off if it cannot be pressed firmly, which reduces the labeling effect and makes it inconvenient for people to use.

Claims

1. A label pressing mechanism for a labeling machine, comprising a labeling machine conveyor belt (1), characterized in that: The rear side of the labeling machine conveyor belt (1) is bolted to a mounting base (2). A hydraulic rod (3) is mounted on the top of the mounting base (2). A connecting plate (4) is bolted to the bottom of the hydraulic rod (3). A sliding rod (5) is bolted to the bottom of the connecting plate (4). A positioning pressure plate (19) is bolted to the bottom of the sliding rod (5). A movable sleeve (6) is slidably fitted on the surface of the sliding rod (5). A first electric telescopic rod (7) is provided through the top of the connecting plate (4). The bottom of the first electric telescopic rod (7) is bolted to the movable sleeve (6). The movable sleeve (6) is rotatably fitted with a rotating sleeve (10). A connecting frame (14) is welded to the left side of the rotating sleeve (10). A toothed ring (11) is fixedly fitted on the top of the surface of the rotating sleeve (10). A motor (12) is bolted to the left side of the top of the movable sleeve (6). A gear (13) is bolted to the drive shaft of the motor (12). The surface of the gear (13) meshes with the toothed ring (11). A cylinder (15) is provided through the left side of the connecting frame (14). A rolling roller (16) is bolted to the rear side of the cylinder (15).

2. A label crushing mechanism for a labelling machine according to claim 1, characterised in that: A second infrared sensor (20) is bolted to the left side of the top of the mounting base (2), and an identification target is bolted to the front side of the top of the labeling machine conveyor belt (1). A packaging bottle is placed on the top of the labeling machine conveyor belt (1).

3. A label crushing mechanism for a labelling machine according to claim 1, characterised in that: The top of the connecting plate (4) is provided with a second electric telescopic rod (8), and the bottom of the second electric telescopic rod (8) is connected with a blocking frame (9) by bolts.

4. The label crushing mechanism for a labeling machine according to claim 1, characterized in that: The bottom of the connecting frame (14) is affixed with an identification sticker, and the bottom of the connecting frame (14) is slidably connected to the rolling roller (16).

5. A label crushing mechanism for a labelling machine according to claim 1, characterised in that: The sliding rod (5) is fixedly fitted with a limiting plate, which is used in conjunction with the movable sleeve (6).

6. A label crushing mechanism for a labelling machine according to claim 1, characterised in that: The bottom of the movable sleeve (6) is welded with a mounting bracket (17), and the top of the mounting bracket (17) is connected to a first infrared sensor (18) by bolts.

7. A label crushing mechanism for a labelling machine according to claim 1, characterised in that: The inner cavity of the rotating sleeve (10) is provided with a bearing at the connection between it and the movable sleeve (6), and the left side of the connecting plate (4) is provided with a groove for use with the motor (12).