Automatic labeling device and labeling method thereof

Abstract

The application discloses an automatic labeling device and a labeling method thereof, and relates to the technical field of labeling machines, and aims at solving the problem of low labeling starting efficiency caused by the fact that the existing automatic labeling device needs to be adjusted and calibrated multiple times before labeling to reduce the labeling starting efficiency because of inconvenient labeling position adjustment. The automatic labeling device comprises a metal shell, a material roller, a front glass panel arranged at the front end of the metal shell, air holes arranged on the front glass panel, a side glass panel arranged on one side of the metal shell, a control switch arranged at the upper end of the metal shell, a double-end transmission shaft arranged in the metal shell, a transmission shaft inner side fixing disc arranged on the inner wall of the metal shell, and a sliding block arranged at the lower end of the metal shell.

Description

Technical Field

[0001] The present invention relates to the technical field of labeling machines, in particular to an automatic labeling device and a labeling method thereof. Background Art

[0002] A labeling machine is a device that sticks rolls of self-adhesive paper labels onto PCBs, products, or specified packaging. Labeling machines are an indispensable part of modern packaging.

[0003] In a conventional device, such as application number 202121750926.4, entitled "Labeling Machine Mounting Bracket and Labeling Machine," the device comprises a sliding track, a connecting arm, and a side fixing assembly. The sliding track is used for sliding connection with the labeling mechanism, one end of the connecting arm is connected to the side fixing assembly, and the other end of the connecting arm is slidably connected to the sliding track. By sliding the sliding track and the connecting arm, the distance from the sliding track to the side fixing assembly can be changed, thereby changing the installation width of the labeling machine. This alleviates the technical problem in the prior art that the installation width of the labeling machine cannot be changed during installation, and realizes the installation width expansion function of the labeling machine, thereby achieving the technical effect of being able to adapt to different installation spacings.

[0004] However, the automatic labeling device has the problem that it is inconvenient to adjust the labeling position, which requires the labeling machine to be adjusted and calibrated multiple times before labeling, thereby reducing the efficiency of labeling. Therefore, it does not meet the existing needs. In this regard, we propose an automatic labeling device and a labeling method thereof. Summary of the Invention

[0005] The object of the present invention is to provide an automatic labeling device and a labeling method thereof, so as to solve the problem that the existing automatic labeling device proposed in the above background technology is inconvenient to adjust the labeling position, resulting in the need to adjust the position and calibrate the labeling machine multiple times before processing and production, thereby reducing the efficiency of labeling.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automatic labeling device, comprising a metal shell and a material roller, wherein a front glass panel is provided at the front end of the metal shell, and the front glass panel is sealed and connected to the metal shell, an air vent is provided on the front glass panel, and the air vent is integrally formed with the front glass panel, a side glass panel is provided on one side of the metal shell, and the side glass panel is sealed and connected to the metal shell, a control switch is provided at the upper end of the metal shell, a double-headed transmission shaft is provided inside the metal shell, and the double-headed transmission shaft passes through both sides of the inner and outer walls of the metal shell, an inner fixed disk of the transmission shaft is provided on the inner wall of the metal shell, and the center bearing of the inner fixed disk of the transmission shaft is connected to the double-headed transmission shaft rotating shaft, and the rear end surface of the inner fixed disk of the transmission shaft is fixedly connected to the inner wall of the metal shell by bolts, and a slider is provided at the lower end of the metal shell, four sliders are provided, and the slider is integrally formed with the lower end surface of the metal shell;

[0007] Also includes:

[0008] A sliding rod, which passes through the interior of the slider and is arranged below the metal shell, and two sliding rods are provided. Both ends of the sliding rod are provided with a sliding rod connecting frame, and the sliding rod connecting frame is fixedly connected to the sliding rod bolt. A compression-type sliding rod locking handle is provided on one side of the slider, and the compression-type sliding rod locking handle is pressed and locked with the sliding rod and the slider;

[0009] An electric push rod is arranged on the inner wall of the metal shell, and the electric push rod is fixedly connected to the inner wall of the metal shell with bolts, one end of the electric push rod is provided with a labeling pressure wheel air expansion shaft, and the labeling pressure wheel air expansion shaft is connected to the push rod moving end rotating shaft of the electric push rod, the front end face of the electric push rod is provided with a labeling pressure wheel adjustment control motor and an air expansion shaft controller, and the air expansion shaft controller is pneumatically controlled and connected to the pneumatic expansion end of the labeling pressure wheel air expansion shaft, the labeling pressure wheel adjustment control motor is transmission connected to the push rod moving end of the electric push rod, and an air valve controller is provided below the electric push rod, and the air valve controller is pneumatically controlled and connected to the built-in air pump end of the labeling pressure wheel air expansion shaft.

[0010] Preferably, a traction and receiving roller is provided at one end of the double-headed transmission shaft at the rear end of the metal shell, and the traction and receiving roller is in transmission connection with the double-headed transmission shaft, a first steering roller is provided on one side of the double-headed transmission shaft at the rear end of the metal shell, and the first steering roller is connected to the outer wall rotating shaft of the metal shell, a labeling plate is provided above one side of the first steering roller, and the labeling plate is fixedly connected to the rear end face of the metal shell with bolts, and a material roller is provided below the labeling plate, and the material roller is driven by an external motor.

[0011] Preferably, a second steering roller is provided on one side of the labeling plate, and the second steering roller is connected to the rear end face rotating shaft of the metal shell, a storage roller is provided above one side of the second steering roller, and the storage roller is connected to the rear end face rotating shaft of the metal shell, a storage roller shell is provided on the outside of the storage roller, and the storage roller shell is fixedly connected to the outer wall of the metal shell.

[0012] Preferably, the outer wall of the traction and receiving roller is provided with a labeling tape, and the labeling tape passes through the lower end face of the first steering roller, the inclined lower end face and upper end face of the labeling plate, the lower end face of the second steering roller, and the upper end face of the storage roller in sequence for winding, stretching and winding.

[0013] Preferably, a labeling auxiliary heater is provided above the labeling plate, and the labeling auxiliary heater is fixedly connected to the rear end surface of the metal shell by bolts.

[0014] Preferably, a drive motor is provided on one side of the inner fixed disk of the transmission shaft, and the drive motor is fixedly connected to the inner wall of the metal shell by bolts, and the output end of the drive motor is connected to the double-headed transmission shaft belt drive.

[0015] Preferably, a transmission belt stabilizing shaft is provided at the upper end of the transmission belt between the double-headed transmission shaft and the driving motor, and the outer side of the transmission belt stabilizing shaft is transmission-connected to the transmission belt.

[0016] Preferably, a baffle is provided on one side of the drive motor, and the baffle is fixedly connected to the inner wall of the metal shell by bolts.

[0017] Preferably, an automatic labeling device and a labeling method thereof include the following steps:

[0018] Step 1: Before labeling, lift the locking handle of the compression type slide rod and loosen the fixation, so that the compression rod inside the locking handle of the compression type slide rod is separated from the surface of the slide rod, so that the slider can slide freely on the slide rod for adjustment;

[0019] Step 2: The material roller carries the material to roll, and at the same time, the driving motor drives the double-headed transmission shaft to rotate. At this time, one end of the double-headed transmission shaft on the outside of the metal shell drives the traction and receiving roller to rotate, thereby realizing the winding operation of the labeling tape after passing through the labeling disc. The labeling disc is close to the material on the outside of the material roller and labels the labeling disc with the adhesive side on its surface to complete the labeling operation. During the labeling process, the labeling pinch wheel adjustment control motor controls the labeling pinch wheel air expansion shaft at one end of the electric push rod to be close to the material roller, dynamically adjusts the position of the labeling pinch wheel air expansion shaft, and assists the labeling tape to be firmly labeled on the surface of the material outside the material roller, and the air expansion shaft controller controls the air expansion of the labeling pinch wheel air expansion shaft, and the pneumatic structure adjusts the diameter of the labeling pinch wheel air expansion shaft;

[0020] Step 3: The labeling auxiliary heater heats the adhesive end surface of the labeling tape transported below it.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The present invention is equipped with a slide rod connecting frame, a slide rod, a slider, and a clamping slide rod locking handle. Before labeling, the clamping slide rod locking handle is lifted to loosen the handle, so that the clamping rod inside the clamping slide rod locking handle is separated from the surface of the slide rod, so that the slider can slide freely on the slide rod for adjustment, which greatly facilitates the position adjustment capability of the metal shell and simplifies the calibration steps of the labeling tape before labeling.

[0023] 2. Through the metal shell, material roller, labeling pressure wheel adjustment control motor, air expansion shaft controller, control switch, electric push rod, labeling pressure wheel air expansion shaft, air valve controller, drive shaft inner fixed plate, double-headed drive shaft, drive motor, drive belt stabilizing shaft, baffle, traction and receiving roller, first steering roller, labeling disk, second steering roller, storage roller, labeling tape setting, the material roller carries the material to roll, and at the same time the drive motor drives the double-headed drive shaft to rotate. At this time, the double-headed drive shaft is on the outside of the metal shell and drives the traction and receiving roller to rotate, thereby realizing the winding operation of the labeling tape after labeling by the labeling disk. The labeling disk is close to the material on the outside of the material roller and labels the labeling disk with the adhesive side on its surface to complete the labeling operation. During the labeling process, the labeling pressure wheel adjustment control motor controls the labeling pressure wheel air expansion shaft at one end of the electric push rod to be close to the material roller, dynamically adjusts the position of the labeling pressure wheel air expansion shaft, and assists the labeling tape to be firmly labeled on the surface of the material outside the material roller, and the air expansion shaft controller controls the air expansion of the labeling pressure wheel air expansion shaft. The pneumatic structure adjusts and changes the diameter of the labeling pressure wheel air expansion shaft, thereby achieving the tightness adjustment of the labeling tape, making it more convenient to install the labeling tape on each transmission wheel, greatly improving the preparation efficiency of the device before labeling, and solving the problem of the existing automatic labeling device, because the labeling position adjustment is inconvenient, resulting in the need to adjust the position of the labeling machine multiple times and calibrate it before processing and production, which reduces the labeling start-up efficiency.

[0024] 3. Through the setting of the labeling auxiliary heater, the labeling auxiliary heater heats the end surface of the labeling tape adhesive transported below it, which greatly improves the adhesion of the adhesive, improves the labeling success rate, and further improves the processing yield of the device in the low temperature environment in winter, reducing production and processing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 2 It is a front view schematic diagram of the internal structure of the present invention;

[0027] Figure 3 It is a rear view structural schematic diagram of the present invention;

[0028] Figure 4 It is a schematic diagram of the top view of the structure of the present invention;

[0029] Figure 5 This is a partial enlarged view of point A of the present invention;

[0030] In the figure: 1. Metal shell; 2. Slide rod connecting frame; 3. Slide rod; 4. Slider; 5. Clamping slide rod locking handle; 6. Side glass panel; 7. Front glass panel; 8. Material roller; 9. Air vent; 10. Labeling pressure wheel adjustment control motor; 11. Air expansion shaft controller; 12. Control switch; 13. Electric push rod; 14. Labeling pressure wheel air expansion shaft; 15. Air valve controller; 16. Drive shaft inner fixing plate; 17. Double-headed drive shaft; 18. Drive motor; 19. Drive belt stabilizing shaft; 20. Baffle; 21. Traction and receiving roller; 22. First steering roller; 23. Labeling plate; 24. Second steering roller; 25. Labeling auxiliary heater; 26. Storage roller; 27. Storage roller shell; 28. Labeling tape. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0032] See also Figure 1-5 , an embodiment of the present invention provides: an automatic labeling device, comprising a metal shell 1, a material roller 8, a front glass panel 7 is provided at the front end of the metal shell 1, and the front glass panel 7 is sealed with the metal shell 1, and an air vent 9 is provided on the front glass panel 7, and the air vent 9 is integrally formed with the front glass panel 7, a side glass panel 6 is provided on one side of the metal shell 1, and the side glass panel 6 is sealed with the metal shell 1, a control switch 12 is provided at the upper end of the metal shell 1, a double-headed transmission shaft 17 is provided inside the metal shell 1, and the double-headed transmission shaft 17 is provided on both sides of the inner and outer walls of the metal shell 1, an inner fixed disk 16 of the transmission shaft is provided on the inner wall of the metal shell 1, and the inner fixed disk 16 of the transmission shaft is connected to the rotating shaft of the double-headed transmission shaft 17 at the center bearing, and the rear end surface of the inner fixed disk 16 of the transmission shaft is fixedly connected to the inner wall of the metal shell 1 by bolts, and a slider 4 is provided at the lower end of the metal shell 1, four sliders 4 are provided, and the slider 4 is integrally formed with the lower end surface of the metal shell 1;

[0033] Also includes:

[0034] A slide rod 3 is provided below the metal housing 1 and passes through the interior of the slider 4. Two slide rods 3 are provided. A slide rod connecting frame 2 is provided at each end of the slide rod 3. The slide rod connecting frame 2 is fixedly connected to the slide rod 3 by bolts. A compression-type slide rod locking handle 5 is provided on one side of the slider 4. The compression-type slide rod locking handle 5 is pressed and locked with the slide rod 3 and the slider 4 for positioning.

[0035] An electric push rod 13 is arranged on the inner wall of the metal shell 1, and the electric push rod 13 is fixedly connected to the inner wall bolts of the metal shell 1. A labeling pressure wheel pneumatic expansion shaft 14 is provided at one end of the electric push rod 13, and the labeling pressure wheel pneumatic expansion shaft 14 is connected to the push rod moving end rotating shaft of the electric push rod 13. A labeling pressure wheel adjustment control motor 10 and a pneumatic expansion shaft controller 11 are provided on the front end face of the electric push rod 13, and the pneumatic expansion shaft controller 11 is pneumatically controlled and connected to the pneumatic expansion end of the labeling pressure wheel pneumatic expansion shaft 14, and the labeling pressure wheel adjustment control motor 10 is transmission connected to the push rod moving end of the electric push rod 13. An air valve controller 15 is provided below the electric push rod 13, and the air valve controller 15 is pneumatically controlled and connected to the built-in air pump end of the labeling pressure wheel pneumatic expansion shaft 14.

[0036] Furthermore, a traction and receiving roller 21 is provided at one end of the double-headed transmission shaft 17 at the rear end of the metal shell 1, and the traction and receiving roller 21 is in transmission connection with the double-headed transmission shaft 17, a first steering roller 22 is provided on one side of the double-headed transmission shaft 17 at the rear end of the metal shell 1, and the first steering roller 22 is connected to the outer wall rotating shaft of the metal shell 1, a labeling plate 23 is provided above one side of the first steering roller 22, and the labeling plate 23 is fixedly connected to the rear end face of the metal shell 1 by bolts, and the material roller 8 is provided below the labeling plate 23, and the material roller 8 is driven by an external motor.

[0037] Furthermore, a second steering roller 24 is provided on one side of the labeling plate 23, and the second steering roller 24 is connected to the rear end face rotating shaft of the metal shell 1, a storage roller 26 is provided above one side of the second steering roller 24, and the storage roller 26 is connected to the rear end face rotating shaft of the metal shell 1, a storage roller shell 27 is provided on the outside of the storage roller 26, and the storage roller shell 27 is fixedly connected to the outer wall of the metal shell 1.

[0038] Furthermore, a labeling tape 28 is provided on the outer wall of the traction receiving roller 21, and the labeling tape 28 passes through the lower end face of the first turning roller 22, the inclined lower end face and upper end face of the labeling plate 23, the lower end face of the second turning roller 24, and the upper end face of the storage roller 26 in sequence for winding, stretching and winding.

[0039] Furthermore, a labeling auxiliary heater 25 is provided above the labeling plate 23 , and the labeling auxiliary heater 25 is fixedly connected to the rear end surface of the metal shell 1 by bolts.

[0040] Further, the side of the transmission shaft inner side fixed disc 16 is provided with a drive motor 18, and the drive motor 18 is bolted and fixedly connected with the inner wall of the metal shell 1, and the output end of the drive motor 18 is belt driven with the double head transmission shaft 17.

[0041] Further, the transmission belt stable shaft 19 is arranged on the upper end of the transmission belt between the double head transmission shaft 17 and the drive motor 18, and the outer side of the transmission belt stable shaft 19 is in transmission connection with the transmission belt.

[0042] Further, the side of the drive motor 18 is provided with a baffle 20, and the baffle 20 is bolted and fixedly connected with the inner wall of the metal shell 1.

[0043] Further, an automatic labeling device and a labeling method thereof, comprising the following steps:

[0044] Step one: before labeling, the locking handle 5 of the compression slide rod is loosened to release the fixation, so that the compression rod inside the locking handle 5 is separated from the surface of the slide rod 3, thereby enabling the sliding block 4 to freely slide on the slide rod 3 for adjustment, greatly facilitating the position adjustment capability of the metal shell 1 and simplifying the calibration step before labeling of the labeling tape 28;

[0045] Step two: the material roller 8 carries the material to roll, while the drive motor 18 drives the double head transmission shaft 17 to rotate, at this time the double head transmission shaft 17 drives the traction material collecting roller 21 to rotate at the end outside the metal shell 1, thereby realizing the winding operation of the labeling tape 28 after labeling on the labeling disc 23, the labeling disc 23 tightly adheres to the material outside the material roller 8 to label the labeling disc 23 with the adhesive side on the surface to complete the labeling operation. In the labeling process, the labeling compression wheel adjustment control motor 10 controls the labeling compression wheel gas expansion shaft 14 at one end of the electric push rod 13 to tightly adhere to the material roller 8, dynamically adjusts the position of the labeling compression wheel gas expansion shaft 14, and assists the labeling tape 28 to be firmly labeled on the surface of the material outside the material roller 8. The gas expansion shaft controller 11 controls the gas expansion of the labeling compression wheel gas expansion shaft 14, and the pneumatic structure adjusts the diameter of the labeling compression wheel gas expansion shaft 14, thereby realizing the tension adjustment of the labeling tape 28, making the labeling tape 28 more conveniently installed on each transmission wheel, greatly improving the preparation efficiency of the device before labeling, and solving the problem of the existing automatic labeling device that the labeling position is not convenient to adjust, causing the labeling machine to need to be adjusted and calibrated multiple times before labeling to reduce the labeling efficiency.

[0046] Step three: the labeling auxiliary heater 25 heats the adhesive end face of the labeling tape 28 transported below, greatly improves the adhesion of the adhesive, improves the labeling success rate, and further improves the processing yield of the device in winter low temperature environment, reduces the production and processing cost.

[0047] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. An automatic labeling device, comprising a metal shell (1) and a material roller (8), wherein a front glass panel (7) is provided at the front end of the metal shell (1), and the front glass panel (7) is sealed and connected to the metal shell (1), an air vent (9) is provided on the front glass panel (7), and the air vent (9) and the front glass panel (7) are integrally formed, a side glass panel (6) is provided on one side of the metal shell (1), and the side glass panel (6) is sealed and connected to the metal shell (1), a control switch (12) is provided at the upper end of the metal shell (1), and the metal shell (1) A double-headed transmission shaft (17) is provided inside the metal shell (1), and the double-headed transmission shaft (17) is provided on both sides of the inner and outer walls of the metal shell (1), and an inner fixed disk (16) of the transmission shaft is provided on the inner wall of the metal shell (1), and the inner fixed disk (16) of the transmission shaft is connected to the rotating shaft of the double-headed transmission shaft (17) at the center bearing, and the rear end surface of the inner fixed disk (16) of the transmission shaft is fixedly connected to the inner wall of the metal shell (1) by bolts, and a slider (4) is provided at the lower end of the metal shell (1), and four sliders (4) are provided, and the sliders (4) and the lower end surface of the metal shell (1) are integrally formed; Its characteristics are: Also includes: A sliding rod (3) passes through the interior of the slider (4) and is arranged below the metal shell (1), and two sliding rods (3) are provided, and a sliding rod connecting frame (2) is provided at both ends of the sliding rod (3), and the sliding rod connecting frame (2) is fixedly connected to the sliding rod (3) by bolts, and a pressing type sliding rod locking handle (5) is provided on one side of the slider (4), and the pressing type sliding rod locking handle (5) is pressed and locked to position the sliding rod (3) and the slider (4); An electric push rod (13) is arranged on the inner wall of the metal shell (1), and the electric push rod (13) is fixedly connected to the inner wall of the metal shell (1) by bolts, one end of the electric push rod (13) is provided with a labeling pressure wheel air expansion shaft (14), and the labeling pressure wheel air expansion shaft (14) is connected to the push rod moving end rotating shaft of the electric push rod (13), the front end surface of the electric push rod (13) is provided with a labeling pressure wheel adjustment control motor (10), an air expansion shaft controller (11), and the air expansion shaft controller (11) is pneumatically controlled connected to the pneumatic expansion end of the labeling pressure wheel air expansion shaft (14), the labeling pressure wheel adjustment control motor (10) is transmission-connected to the push rod moving end of the electric push rod (13), and an air pressure regulating shaft is provided below the electric push rod (13). A valve controller (15) is provided, and the air valve controller (15) is pneumatically controlled connected to the built-in air pump end of the labeling pressure wheel air expansion shaft (14); a driving motor (18) is provided on one side of the fixed disk (16) inside the transmission shaft, and the driving motor (18) is fixedly connected to the inner wall of the metal shell (1) by bolts, and the output end of the driving motor (18) is connected to the double-headed transmission shaft (17) by belt transmission; a transmission belt stabilizing shaft (19) is provided on the upper end of the transmission belt between the double-headed transmission shaft (17) and the driving motor (18), and the outer side of the transmission belt stabilizing shaft (19) is connected to the transmission belt by transmission; a baffle (20) is provided on one side of the driving motor (18), and the baffle (20) is fixedly connected to the inner wall of the metal shell (1) by bolts.

2. The automatic labeling device according to claim 1, characterized in that: A traction receiving roller (21) is provided at one end of the double-headed transmission shaft (17) at the rear end of the metal shell (1), and the traction receiving roller (21) is in transmission connection with the double-headed transmission shaft (17); a first steering roller (22) is provided on one side of the double-headed transmission shaft (17) at the rear end of the metal shell (1), and the first steering roller (22) is connected to the outer wall rotating shaft of the metal shell (1); a labeling disk (23) is provided above one side of the first steering roller (22), and the labeling disk (23) is fixedly connected to the rear end face of the metal shell (1) by bolts; and a material roller (8) is provided below the labeling disk (23), and the material roller (8) is driven by an external motor.

3. The automatic labeling device according to claim 2, characterized in that: A second steering roller (24) is provided on one side of the labeling plate (23), and the second steering roller (24) is connected to the rear end face rotation shaft of the metal shell (1); a material storage roller (26) is provided above one side of the second steering roller (24), and the material storage roller (26) is connected to the rear end face rotation shaft of the metal shell (1); a material storage roller shell (27) is provided on the outer side of the material storage roller (26), and the material storage roller shell (27) is fixedly connected to the outer wall of the metal shell (1).

4. The automatic labeling device according to claim 3, characterized in that: The outer wall of the traction and receiving roller (21) is provided with a labeling tape (28), and the labeling tape (28) passes through the lower end surface of the first turning roller (22), the inclined lower end surface and upper end surface of the labeling plate (23), the lower end surface of the second turning roller (24), and the upper end surface of the storage roller (26) in sequence to be wound, stretched and reeled.

5. The automatic labeling device according to claim 4, characterized in that: A labeling auxiliary heater (25) is provided above the labeling plate (23), and the labeling auxiliary heater (25) is fixedly connected to the rear end face of the metal shell (1) by bolts.

6. A method for using an automatic labeling device, based on claim 5, is implemented in an automatic labeling device, characterized in that: The following steps are involved: Step 1: Before labeling, lift the compression slide rod locking handle (5) to loosen the fixation, so that the compression rod inside the compression slide rod locking handle (5) is separated from the surface of the slide rod (3), thereby allowing the slider (4) to slide freely on the slide rod (3) for adjustment; Step 2: The material roller (8) carries the material to roll, and at the same time, the driving motor (18) drives the double-headed transmission shaft (17) to rotate. At this time, the end of the double-headed transmission shaft (17) outside the metal shell (1) drives the traction and receiving roller (21) to rotate, thereby realizing the winding operation of the labeling tape (28) after being labeled by the labeling disk (23). The labeling disk (23) is close to the material outside the material roller (8) and the labeling disk (23) with the adhesive side is labeled on its surface to complete the labeling operation. During the labeling process, the labeling pinch wheel adjustment control motor (10) controls the labeling pinch wheel air expansion shaft (14) at one end of the electric push rod (13) to be close to the material roller (8), dynamically adjusts the position of the labeling pinch wheel air expansion shaft (14), and assists the labeling tape (28) to be firmly labeled on the surface of the material outside the material roller (8), while the air expansion shaft controller (11) controls the air expansion of the labeling pinch wheel air expansion shaft (14), and the pneumatic structure adjusts and changes the diameter of the labeling pinch wheel air expansion shaft (14); Step 3: The labeling auxiliary heater (25) heats the adhesive end surface of the labeling tape (28) transported thereunder.

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