CN210126698U

CN210126698U - Rotary labeling device

Info

Publication number: CN210126698U
Application number: CN201920406644.9U
Authority: CN
Inventors: 黄亚
Original assignee: Shenzhen Zhuo Yizhi Inc; Shenzhen Zowee Technology Co Ltd
Current assignee: Shenzhen Zhuo Yizhi Inc; Shenzhen Zowee Technology Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-03-06
Anticipated expiration: 2029-03-28

Abstract

A rotary labeling device comprises a support plate, a lifting driving mechanism connected with the support plate, a rotating shaft connected with the lifting driving mechanism, and a direction adjusting mechanism connected with the rotating shaft; the lifting driving mechanism comprises a carrier shaft assembly arranged on the carrier plate and an axial driving assembly connected with the carrier shaft assembly; the rotating shaft is connected with the carrier shaft assembly in a rotating manner around the axis of the rotating shaft; the rotating shaft comprises a working end and an operating end, and the working end of the rotating shaft is connected with an adsorption piece; the axial driving component is used for driving the rotating shaft to drive the adsorption piece to move along the axial direction of the rotating shaft; the direction adjusting mechanism comprises a guide component which is in sliding connection with the rotating shaft in the axial direction; the direction adjusting mechanism drives the rotating shaft and the adsorption piece to rotate by driving the guide assembly to rotate. The adsorption piece is connected through the working end of the rotating shaft, and the direction regulating mechanism drives the guide assembly to rotate so as to drive the rotating shaft and the adsorption piece to rotate, so that the angles of the rotating shaft and the label can be adjusted, the label can be pasted on a product at any angle, a single labeling device can adapt to different labeling angles, and the application range of the labeling device is improved.

Description

Rotary labeling device

Technical Field

The utility model relates to a labeling technique especially relates to a rotatory mark device that pastes.

Background

In order to conveniently confirm the information of the product, a label is often stuck on the general product in the production and processing process; in order to improve the production efficiency, the label sticking procedure in the production process of the existing products is generally finished by automatic equipment, specifically, the label is generally peeled from a raw material belt by the automatic label peeling equipment, after the automatic labeling device takes the label out of the automatic label peeling equipment, the moving device drives the labeling device to move, so that the label is synchronously moved to the position near the product to be labeled, and the label is pushed by the subsequent labeling device to be stuck to the surface of the product; however, the existing automatic labeling device cannot adjust the label sticking direction by itself, so that the applicability of the automatic labeling device is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, there is a need for a rotary labeling device capable of adjusting the labeling direction.

A rotary labeling device, comprising: the device comprises a support plate, a lifting driving mechanism connected with the support plate, a rotating shaft connected with the lifting driving mechanism, and a direction adjusting mechanism connected with the rotating shaft; the lifting driving mechanism comprises a carrier shaft assembly arranged on the carrier plate and an axial driving assembly connected with the carrier shaft assembly; the rotating shaft is connected with the carrier shaft assembly in a rotating mode around the axis of the rotating shaft; the rotating shaft comprises a working end and an operating end, the working end of the rotating shaft is connected with an adsorption piece, and the operating end of the rotating shaft is connected with the carrier shaft assembly; the axial driving component is used for driving the rotating shaft to drive the adsorption piece to move along the axial direction of the rotating shaft; the direction adjusting mechanism comprises a guide assembly which is in axial sliding connection with the rotating shaft, and the guide assembly is axially clamped with the rotating shaft; the direction adjusting mechanism drives the guide assembly to rotate so as to drive the rotating shaft and the adsorption piece to rotate.

Above-mentioned rotatory mark device that pastes connects through the work end of pivot and adsorbs the piece, thereby transfers to the mechanism drive direction subassembly rotation and drive the pivot and adsorb the piece and rotate to the angle of adjustable pivot and label makes the label paste the product with arbitrary angle, makes the single unit paste the mark device and can adapt to different mark angles, has improved the application scope who pastes the mark device.

In one embodiment, the number of the rotating shafts is at least two; the direction adjusting mechanism further comprises a base used for accommodating the guide assembly, an angle transmission assembly connected with the guide assembly and a first driving motor connected with the angle transmission assembly; the first driving motor drives the guide assembly to rotate through the angle transmission assembly; the guide assembly comprises a guide block rotatably arranged on the base and an inner direction adjusting piece connected with the guide block; the rotating shaft is movably arranged in the guide block and the inner direction adjusting piece in a penetrating mode.

In one embodiment, the angle transmission assembly comprises a driving wheel connected with the first driving motor, a transmission belt connected with the driving wheel, and a driven wheel arranged corresponding to the guide block; the driving wheel is sleeved on an output shaft of the first driving motor, and the driven wheel is sleeved on the guide block; the transmission belt is sleeved on the driving wheel and the driven wheel.

In one embodiment, the guide block is arranged in the base in a penetrating way; a convex ring part extends from one side of the guide block corresponding to the working end of the rotating shaft; the guide assembly further comprises a second bearing piece sleeved on the guide block, a third bearing piece sleeved on the guide block and a first locking ring connected with the guide block; the second bearing part and the third bearing part are arranged at intervals; one side of the guide block corresponding to the operating end of the rotating shaft penetrates through the first locking ring.

In one embodiment, the guide assembly further comprises a first induction sheet connected with the convex ring part of the guide block and a first inductor connected with the base; the first inductor and the first induction sheet are arranged correspondingly.

In one embodiment, a side groove is arranged on the outer side of the rotating shaft, and the extending direction of the side groove corresponds to the extending direction of the rotating shaft; a convex strip extends from the inner side of the inner direction adjusting piece; the convex strip is arranged corresponding to the side groove, and the convex strip is accommodated in the side groove.

In one embodiment, the carrier assembly comprises a sliding seat arranged on one side of the carrier plate in a sliding way, a fourth bearing part installed in the sliding seat, and a second locking ring connected with the rotating shaft; the rotating shaft penetrates through the fourth bearing part and the second locking ring; the second locking rings are arranged on two sides of the sliding seat in pairs, the second locking rings are fixedly connected with the rotating shaft, and the fourth bearing piece is arranged between the second locking rings; the fourth bearing is accommodated in the slide.

In one embodiment, the axial driving assembly comprises a second driving motor connected with the carrier plate, a driving gear connected with the second driving motor, and a rack arranged corresponding to the carrier shaft assembly; the carrier shaft assemblies are arranged on two sides of the driving gear in pairs; the rack is connected with the sliding seat; the rack connected with the oppositely arranged carrier shaft assembly is meshed with the same driving gear.

In one embodiment, the carrier shaft assembly further comprises a linear slide rail mounted on the carrier plate, and a limit block connected with the carrier plate; the sliding seat is slidably mounted on the carrier plate through the linear sliding rail; the limiting blocks are correspondingly arranged at the end parts of the linear sliding rails.

In one embodiment, the device further comprises a visual detection mechanism connected with the carrier plate; the visual detection mechanism comprises a supporting component connected with the carrying plate, an image collector connected with the supporting component and a light source connected with the image collector; the image collector is arranged corresponding to the adsorption piece.

Drawings

Fig. 1 is a perspective view of a rotary labeling device according to a preferred embodiment of the present invention;

FIG. 2 is a perspective view of the direction adjustment mechanism of FIG. 1;

FIG. 3 is a perspective view of the direction adjustment mechanism of FIG. 1 at another angle;

FIG. 4 is an exploded view of the direction adjustment mechanism shown in FIG. 2;

FIG. 5A is an enlarged view of the direction adjustment mechanism shown in FIG. 4 at A;

FIG. 5B is an enlarged view of the direction adjustment mechanism shown in FIG. 4 at B;

FIG. 6 is a partial schematic view of the lift drive mechanism of FIG. 1;

FIG. 7 is an exploded view of the lift drive mechanism shown in FIG. 6;

FIG. 8 is an exploded view of the carriage assembly of FIG. 7;

fig. 9 is a perspective view of the rotary labeling apparatus shown in fig. 1 with a visual inspection mechanism.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 9, a rotary labeling device 100 for implementing label pasting according to a preferred embodiment of the present invention is shown. The rotary labeling device 100 comprises a carrier plate 20, a lifting driving mechanism 30 connected with the carrier plate 20, a rotating shaft 40 connected with the lifting driving mechanism 30, and a direction adjusting mechanism 50 connected with the rotating shaft 40; the lifting driving mechanism 30 comprises a carrier shaft assembly 31 mounted on the carrier plate 20 and an axial driving assembly 32 connected with the carrier shaft assembly 31; the rotating shaft 40 is connected with the carrier shaft assembly 31 in a rotating mode around the axis of the rotating shaft 40; the rotating shaft 40 comprises a working end and an operating end, the working end of the rotating shaft 40 is connected with the adsorption piece 41, and the operating end of the rotating shaft 40 is connected with the carrier shaft assembly 31; the axial driving assembly 32 is used for driving the rotating shaft 40 to drive the adsorbing member 41 to move along the axial direction of the rotating shaft 40; the direction adjusting mechanism 50 comprises a guide assembly 52 in axial sliding connection with the rotating shaft 40, and the guide assembly 52 is clamped with the rotating shaft 40 in the axial direction; the direction adjusting mechanism 50 drives the rotating shaft 40 and the adsorbing member 41 to rotate by driving the guide assembly 52 to rotate.

The working end of the rotating shaft 40 is connected with the adsorption part 41, and the direction adjusting mechanism 50 drives the guide component 52 to rotate so as to drive the rotating shaft 40 and the adsorption part 41 to rotate, so that the angles of the rotating shaft 40 and the label can be adjusted, the label can be pasted on a product at any angle, a single labeling device can adapt to different labeling angles, and the application range of the labeling device is improved.

Further, the rotating shaft 40 and the shaft assembly 31 are relatively fixed along the axial direction of the rotating shaft 40, the axial driving assembly 32 drives the rotating shaft 40 to move along the axial direction, so that the adsorbing member 41 connected to the working end of the rotating shaft 40 can freely lift and lower, and the heights of the adsorbing member 41 and the label are adjusted by moving the rotating shaft 40, so that the rotary labeling device 100 can be more conveniently adapted to labeling positions with different heights by adjusting the overall height of the labeling device.

In one embodiment, in order to enable the rotary labeling device 100 to take out a plurality of labels after approaching the label peeling device, so as to reduce the number of times that the rotary labeling device 100 moves to the label peeling device and effectively improve the labeling efficiency, the number of the rotating shafts 40 is at least two; the direction adjusting mechanism 50 further comprises a base 51 for accommodating the guide assembly 52, an angle transmission assembly 54 connected with the guide assembly 52 and a first driving motor 53 connected with the angle transmission assembly 54; the first driving motor 53 drives the guide assembly 52 to rotate through the angle transmission assembly 54; the guide assembly 52 comprises a guide block 521 rotatably arranged on the base 51 and an inner direction-adjusting piece 522 connected with the guide block 521; the rotating shaft 40 is movably arranged in the guide block 521 and the inner direction-adjusting piece 522 in a penetrating way, and the radial angle of the inner direction-adjusting piece 522 is consistent with that of the rotating shaft 40; the first driving motor 53 drives the guide block 521 to rotate through the angle transmission assembly 54.

Referring to fig. 2 and 3, in one embodiment, in order to realize transmission between the first driving motor 53 and the guiding assembly 52, so as to adjust the angles of the plurality of guiding blocks 521 or the rotating shaft 40 by using the power of the first driving motor 53, the angle transmission assembly 54 includes a driving wheel 541 connected to the first driving motor 53, a transmission belt 542 connected to the driving wheel 541, and a driven wheel 543 disposed corresponding to the guiding block 521; the driving wheel 541 is sleeved on an output shaft of the first driving motor 53, and the driven wheel 543 is sleeved on the guide block 521; the transmission belt 542 is sleeved on the driving wheel 541 and the driven wheel 543; in the present embodiment, the driving pulley 541 and the driven pulley 543 are disposed inside the driving belt 542; when the first driving motor 53 rotates, the driving wheel 541 is sleeved on the output shaft of the first driving motor 53, and the driven wheel 543 rotates through the transmission of the transmission belt 542; since the inner direction-adjusting piece 522 is connected with the guide block 521, the radial angle of the inner direction-adjusting piece 522 is consistent with that of the rotating shaft 40, so that the rotating shaft 40 rotates along with the driven wheel 543; further, when the number of the rotating shafts 40 is three or more, in order to facilitate the side-by-side arrangement of the rotating shafts 40 or the adjustment of the tension of the transmission belt 542, the direction-adjusting mechanism 50 further comprises a plurality of tension adjusting assemblies 55 mounted on the base 51; the tensioning adjusting assembly 55 is correspondingly arranged at the outer side of the transmission belt 542, so that the inner side of the transmission belt 542 is kept attached to the driving wheel 541 and the driven wheel 543; because the tensioning adjusting assembly 55 is relatively accommodated and disassembled, in other embodiments, in order to facilitate replacement of the belt, the driving wheel 541 and the driven wheel 543 can be arranged outside the transmission belt 542, the tensioning adjusting assembly 55 is arranged inside the transmission belt 542, and the outside of the transmission belt 542 is kept attached to the driving wheel 541 and the driven wheel 543; specifically, in order to reduce the friction of the transmission belt 542, the tension adjusting assembly 55 includes an idler rod 551 connected to the base 51, and a first bearing 552 mounted on the idler rod 551; the first bearing 552 abuts against the drive belt 542.

Referring to fig. 4, in one embodiment, in order to reliably mount the guide block 521 on the base 51 and reduce friction between the guide block 521 and the base 51, the guide block 521 is inserted into the base 51; a convex ring part 523 extends from one side of the guide block 521 corresponding to the working end of the rotating shaft 40; the guide assembly 52 further comprises a second bearing member 524 fitted over the guide block 521, a third bearing member 525 fitted over the guide block 521, and a first locking ring 526 connected to the guide block 521; the second bearing 524 is spaced apart from the third bearing 525; one side of the guide block 521 corresponding to the operating end of the rotating shaft 40 is arranged on the first locking ring 526 in a penetrating way; specifically, the second and

third bearings

524, 525 are disposed between the guide block 521 and the base 51, thereby reducing friction between the guide block 521 and the base 51; the second and

third bearings

524, 525 are accommodated in the base 51, and the second and

third bearings

524, 525 are defined in the base 51 by the first locking ring 526 and the collar portion 523 of the guide block 521, respectively.

Referring to fig. 3, in one embodiment, to facilitate confirming that the rotating shaft 40 is reset in the angle during the starting process, the guiding assembly 52 further includes a first sensing piece 527 connected to the protruding ring portion 523 of the guiding block 521, and a first sensor 528 connected to the base 51; the first inductor 528 is disposed corresponding to the first induction sheet 527; specifically, when the first sensor 528 senses the first sensing piece 527, it is determined that the angle of the rotation shaft 40 is completely reset.

Referring to fig. 5A and 5B, in one embodiment, in order to drive the rotating shaft 40 to rotate by using the angle transmission assembly 54, so that the rotating shaft 40 rotates along its axis, and simultaneously, the influence on the movement of the rotating shaft 40 in the axial direction is avoided, a side groove 42 is disposed on the outer side of the rotating shaft 40, and the extending direction of the side groove 42 corresponds to the extending direction of the rotating shaft 40; a convex strip 529 extends from the inner side of the inner direction adjusting piece 522; the convex strip 529 is arranged corresponding to the side groove 42, and the convex strip 529 is accommodated in the side groove 42; the convex strip 529 is accommodated in the side groove 42, so that the inner direction adjusting piece 522 is angularly related to the rotating shaft 40, the rotating shaft 40 rotates along with the inner direction adjusting piece 522, the guide block 521 and the driven wheel 543, and the rotating shaft 40 penetrating through the inner direction adjusting piece 522 can freely move in the extending direction of the rotating shaft, so that the adsorption piece 41 on a single rotating shaft 40 can independently carry out label pasting operation; in another embodiment, the side groove 42 may be provided inside the inner guide 522, and the protrusion 529 may be provided outside the rotating shaft 40.

Referring to fig. 7 and 8, in one embodiment, in order to drive the shaft 40 to move relative to the carrier 20 through the shaft assembly 31 and enable the shaft 40 to freely rotate relative to the shaft assembly 31, the operating end of the shaft 40 is correspondingly connected to the shaft assembly 31, the shaft assembly 31 includes a sliding base 310 slidably disposed on one side of the carrier 20, a fourth bearing 311 mounted in the sliding base 310, and a second locking ring 312 connected to the shaft 40; the rotating shaft 40 is inserted into the fourth bearing 311 and the second locking ring 312; the second locking rings 312 are arranged at both sides of the slide base 310 in pairs, the second locking rings 312 are fixedly connected with the rotating shaft 40, and the fourth bearing 311 is arranged between the second locking rings 312; the fourth bearing 311 is accommodated in the slide seat 310; since the second locking rings 312 are arranged in pairs at both sides of the slide base 310, and the second locking rings 312 are fixedly connected to the rotating shaft 40, when the slide base 310 moves relative to the carrier plate 20, the rotating shaft 40 follows the slide base 310 to move relative to the carrier plate 20; meanwhile, the fourth bearing 311 is accommodated in the sliding seat 310, and the rotating shaft 40 is inserted into the fourth bearing 311, so that friction is reduced, and the rotating shaft 40 can freely rotate along its own axis.

Referring to fig. 6 and 7, in one embodiment, to simplify the structure of the axial driving assembly 32 while the axial driving assembly 32 drives the rotating shaft 40 to move relative to the carrier plate 20, the axial driving assembly 32 includes a second driving motor 321 connected to the carrier plate 20, a driving gear 322 connected to the second driving motor 321, and a rack 323 corresponding to the carrier shaft assembly 31; the carrier shaft assemblies 31 are arranged in pairs on both sides of the drive gear 322; the rack 323 is connected with the sliding seat 310; the rack 323 connected with the oppositely arranged carrier shaft assembly 31 is meshed with the same driving gear 322; when the second driving motor 321 rotates, the rack 323 on one side of the driving gear 322 rises, the rack 323 on the other side of the driving gear 322 falls, when the rack 323 moves, the rack 323 drives the rotating shaft 40 connected with the rack 323 to move, when one of the rotating shafts 40 needs to be pasted with a label, the corresponding rotating shaft 40 extends out, and the rotating shaft 40 opposite to the rotating shaft automatically contracts, and the direction of the label on the corresponding rotating shaft 40 can be adjusted by combining the direction adjusting mechanism 50, so that the input quantity of the second driving motor 321 can be reduced, the structure of the axial driving component 32 is simplified, and the cost input is reduced under the requirement that the plurality of labels can be independently pasted according to the preset direction.

Referring to fig. 6, in one embodiment, to prevent the rack 323 from moving excessively, the axial driving assembly 32 includes a second sensing piece 324 connected to the rack 323 and a second sensor 325 connected to the carrier plate 20; the second sensing pieces 324 are respectively arranged at two ends of the rack 323, and the second sensor 325 is arranged corresponding to the second sensing pieces 324; when the rack bar 323 moves to the limit position, the second sensor 325 senses the second sensing piece 324, and excessive movement of the rack bar 323 can be prevented by stopping the rotation of the second driving motor 321.

In one embodiment, the carrier assembly 31 further includes a linear slide rail 313 mounted on the carrier plate 20, and a stop block 314 connected to the carrier plate 20; the sliding base 310 is slidably mounted on the carrier plate 20 through a linear sliding rail 313; the limiting block 314 is correspondingly arranged at the end part of the linear sliding rail 313; thereby preventing separation between the slider and the rail of the linear slide 313.

Referring to fig. 9, in one embodiment, in order to detect the angle of the label before the label is adhered to avoid the label deviating from the predetermined adhering angle, the rotary labeling apparatus 100 further includes a visual detection mechanism 60 connected to the carrier plate 20; the visual inspection mechanism 60 comprises a supporting component 61 connected with the carrier plate 20, an image collector 62 connected with the supporting component 61, and a light source 63 connected with the image collector 62; the image collector 62 is arranged corresponding to the adsorption member 41; specifically, the support assembly 61 includes a bracket 611 connected to the carrier plate 20, an inner fixing plate 612 connected to the bracket 611, and an outer support plate 613 mounted on the inner fixing plate 612; the image collector 62 is mounted on the outer support plate 613; furthermore, in order to facilitate the adjustment of the position of the image collector 62, the inner fixing plate 612 is provided with a mounting hole 614, and the outer support plate 613 is provided with a waist-shaped hole 615 corresponding to the mounting hole 614, so that the position of the image collector 62 relative to the inner fixing plate 612 can be adjusted; specifically, the light source 63 is connected to the image collector 62 through a connection block 631; in the present embodiment, the image acquirer 62 is an industrial camera.

In the present embodiment, the first driving motor 53 is connected to the carrier plate 20 through the first fixing block 531; the suction member 41 is a vacuum chuck.

In this embodiment, the working end of the rotating shaft 40 is connected with the adsorbing member 41, and the direction adjusting mechanism 50 drives the guiding member 52 to rotate so as to drive the rotating shaft 40 and the adsorbing member 41 to rotate, so that the angles of the rotating shaft 40 and the label can be adjusted, the label can be pasted on a product at any angle, a single labeling device can adapt to different labeling angles, and the application range of the labeling device is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A rotary labeling device, comprising: the device comprises a support plate, a lifting driving mechanism connected with the support plate, a rotating shaft connected with the lifting driving mechanism, and a direction adjusting mechanism connected with the rotating shaft; the lifting driving mechanism comprises a carrier shaft assembly arranged on the carrier plate and an axial driving assembly connected with the carrier shaft assembly; the rotating shaft is connected with the carrier shaft assembly in a rotating mode around the axis of the rotating shaft; the rotating shaft comprises a working end and an operating end, the working end of the rotating shaft is connected with an adsorption piece, and the operating end of the rotating shaft is connected with the carrier shaft assembly; the axial driving component is used for driving the rotating shaft to drive the adsorption piece to move along the axial direction of the rotating shaft; the direction adjusting mechanism comprises a guide assembly which is in axial sliding connection with the rotating shaft, and the guide assembly is axially clamped with the rotating shaft; the direction adjusting mechanism drives the guide assembly to rotate so as to drive the rotating shaft and the adsorption piece to rotate.

2. The rotary labeling device according to claim 1, wherein the number of the rotating shafts is at least two; the direction adjusting mechanism further comprises a base used for accommodating the guide assembly, an angle transmission assembly connected with the guide assembly and a first driving motor connected with the angle transmission assembly; the first driving motor drives the guide assembly to rotate through the angle transmission assembly; the guide assembly comprises a guide block rotatably arranged on the base and an inner direction adjusting piece connected with the guide block; the rotating shaft is movably arranged in the guide block and the inner direction adjusting piece in a penetrating mode.

3. The rotary labeling device according to claim 2, wherein the angular transmission assembly comprises a driving wheel connected to the first driving motor, a transmission belt connected to the driving wheel, and a driven wheel disposed corresponding to the guide block; the driving wheel is sleeved on an output shaft of the first driving motor, and the driven wheel is sleeved on the guide block; the transmission belt is sleeved on the driving wheel and the driven wheel.

4. The rotary labeling device according to claim 2, wherein the guide block is inserted into the base; a convex ring part extends from one side of the guide block corresponding to the working end of the rotating shaft; the guide assembly further comprises a second bearing piece sleeved on the guide block, a third bearing piece sleeved on the guide block and a first locking ring connected with the guide block; the second bearing part and the third bearing part are arranged at intervals; one side of the guide block corresponding to the operating end of the rotating shaft penetrates through the first locking ring.

5. The rotary labeling device according to claim 4, wherein the guiding assembly further comprises a first sensing piece connected to the convex ring portion of the guiding block, and a first sensor connected to the base; the first inductor and the first induction sheet are arranged correspondingly.

6. The rotary labeling device according to claim 4, wherein a side groove is formed on the outer side of the rotating shaft, and the extending direction of the side groove corresponds to the extending direction of the rotating shaft; a convex strip extends from the inner side of the inner direction adjusting piece; the convex strip is arranged corresponding to the side groove, and the convex strip is accommodated in the side groove.

7. Rotary labelling device according to claim 2, characterised in that the carrier shaft assembly comprises a slide arranged slidingly on one side of the carrier plate, a fourth bearing mounted in the slide, and a second locking ring connected to the rotary shaft; the rotating shaft penetrates through the fourth bearing part and the second locking ring; the second locking rings are arranged on two sides of the sliding seat in pairs, the second locking rings are fixedly connected with the rotating shaft, and the fourth bearing piece is arranged between the second locking rings; the fourth bearing is accommodated in the slide.

8. The rotary labeling device according to claim 7, wherein the axial driving assembly comprises a second driving motor connected to the carrier plate, a driving gear connected to the second driving motor, and a rack disposed corresponding to the carrier shaft assembly; the carrier shaft assemblies are arranged on two sides of the driving gear in pairs; the rack is connected with the sliding seat; the rack connected with the oppositely arranged carrier shaft assembly is meshed with the same driving gear.

9. The rotary labeling device according to claim 7, wherein the carrier shaft assembly further comprises a linear slide mounted on the carrier plate and a limiting block connected to the carrier plate; the sliding seat is slidably mounted on the carrier plate through the linear sliding rail; the limiting blocks are correspondingly arranged at the end parts of the linear sliding rails.

10. The rotary labeling apparatus according to claim 1, further comprising a visual inspection mechanism connected to the carrier plate; the visual detection mechanism comprises a supporting component connected with the carrying plate, an image collector connected with the supporting component and a light source connected with the image collector; the image collector is arranged corresponding to the adsorption piece.