CN209921771U

CN209921771U - Labeller rotating assembly

Info

Publication number: CN209921771U
Application number: CN201920323013.0U
Authority: CN
Inventors: 李登友
Original assignee: Shanghai Shimai Automation Equipment Co Ltd
Current assignee: Shanghai Shimai Automation Equipment Co Ltd
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-01-10
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a rotary component of a labeling machine, which comprises a cam device, a rotary device and a fixed disc; the rotating device comprises a lead screw and a nut arranged on the lead screw, the lead screw is arranged on the mounting seat through a lead screw bearing, and the fixed disc is fixed at one end of the lead screw; the cam device can drive the nut to linearly move along the lead screw, so that the lead screw and the fixed disc are driven to rotate. By adopting the technical scheme, the rotary component of the labeling machine can drive the nut to move linearly through the cam device so as to drive the lead screw to rotate, and the fixed disk for fixing the bottle body is fixed with the lead screw, so the lead screw rotates to drive the fixed disk to rotate; the transmission mechanism composed of the lead screw and the nut has the advantage of high transmission precision, and meanwhile, the fixed disc cannot rotate excessively through cam transmission, so that the pasting precision of the label can be well guaranteed.

Description

Labeller rotating assembly

Technical Field

The utility model relates to a labeller rotating assembly belongs to packing processing production facility technical field.

Background

In the field of packaging processing and manufacturing equipment, for example, labeling machines for applying plastic labels to the outside of the body of beverage or mineral water bottles, rotating devices are often used to rotate the body. Most of the existing rotating devices drive the friction rollers to rotate through the motor belt pulley, the fixed disc used for fixing the bottle body is driven to rotate through friction force, and the transmission mode leads to poor rotating precision of the fixed disc.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to overcome the defect among the prior art, provide a higher labeller rotating assembly of rotation accuracy of fixed disk.

In order to achieve the above object, the utility model discloses a labeler rotating assembly, which comprises a cam device, a rotating device and a fixed disc; the rotating device comprises a lead screw and a nut arranged on the lead screw, the lead screw is arranged on the mounting seat through a lead screw bearing, and the fixed disc is fixed at one end of the lead screw; the cam device can drive the nut to linearly move along the lead screw, so that the lead screw and the fixed disc are driven to rotate.

The mounting seats are fixedly mounted and distributed on the circumferential direction of a rotating plate; the rotating plate is arranged on the rotating shaft, and the rotating shaft can drive the rotating plate to rotate, so that the plurality of mounting seats are sequentially conveyed to the stations of the cam device.

The cam device comprises a rotating shaft sleeve arranged on the rotating shaft, a rotating plate fixed on the rotating shaft sleeve and a protruding part fixed on the rotating plate, the rotating shaft sleeve can drive the rotating plate and the protruding part to rotate, and the protruding part is used for applying thrust to the nut.

And the nut is provided with a roller which is used for contacting with the cam device.

The rotating device also comprises a return spring which is propped against the nut and can apply a force to the nut in the direction opposite to the acting force of the cam device on the nut.

The rotating device further comprises a guide device fixed on the mounting seat, and the nut is mounted on the guide device and can move linearly along the guide device.

The fixed disc is mounted on the rotating plate through a fixed disc bearing.

The rotating shaft sleeve is mounted on the rotating shaft through a rotating bearing.

The rotary plate is provided with an arc-shaped bent plate, and the protruding part is positioned on the end face, far away from the rotary plate, of the arc-shaped bent plate.

The rotating device further comprises a protective cover for covering the lead screw and the nut.

By adopting the technical scheme, the rotary component of the labeling machine can drive the nut to move linearly through the cam device so as to drive the lead screw to rotate, and the fixed disk for fixing the bottle body is fixed with the lead screw, so the lead screw rotates to drive the fixed disk to rotate; the transmission mechanism composed of the lead screw and the nut has the advantage of high transmission precision, and meanwhile, the fixed disc cannot rotate excessively through cam transmission, so that the pasting precision of the label can be well guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of only one rotating means mounted on the turn disc.

Fig. 3 is a schematic view of a rotating device.

Fig. 4 is a schematic view of a cam device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in the figures, the present embodiment provides a labeler rotating assembly, comprising a cam device 1, a rotating device 2 and a fixed disk 3; the rotating device 2 comprises a lead screw 21 and a nut 22 arranged on the lead screw 21, the lead screw 21 is arranged on an installation seat 24 through a lead screw bearing 23, and the fixed disc 3 is fixed at one end of the lead screw 21; the nut 22 is provided with a roller 25 for contacting the cam device 1. The cam device 1 can apply a thrust to the roller 25, so as to drive the nut 22 to move linearly along the lead screw 21, and thus drive the lead screw 21 and the fixed disk 3 to rotate.

The nut 22 can be driven to linearly move through the cam device 1, so that the lead screw 21 is driven to rotate, and the fixed disk 3 for fixing the bottle body is fixed with the lead screw 21, so that the lead screw 21 rotates to drive the fixed disk 3 to rotate; the transmission mechanism composed of the lead screw 21 and the nut 22 has the advantage of high transmission precision, and meanwhile, the fixed disc 3 cannot rotate excessively through cam transmission, so that the sticking precision of the label can be well ensured.

A plurality of the mounting seats 24 are fixedly mounted and distributed on the circumference of a rotating plate 4; the rotating plate 4 is installed on a rotating shaft 5, and the rotating shaft 5 can drive the rotating plate 4 to rotate so as to sequentially send the installation seats 24 to the stations of the cam device 1. Therefore, can set up a plurality of bottle bodies of waiting to paste the mark in the circumference of rotor plate 4, along with rotor plate 4's rotation, paste the mark to a plurality of bottle bodies in proper order.

On this basis, the cam device 1 may be configured as a rotating shaft sleeve 11 mounted on the rotating shaft 5, a rotating plate 12 fixed on the rotating shaft sleeve 11, and a protrusion 13 fixed on the rotating plate 12, wherein the rotating shaft sleeve 11 can drive the rotating plate 12 and the protrusion 13 to rotate, and the protrusion 13 is used for applying a pushing force to the nut 22. An arc-shaped bent plate 14 is arranged on the rotating plate 12, and the protruding portion 13 is located on an end surface of the arc-shaped bent plate 14, which is far away from the rotating plate 12.

The rotating device 2 further comprises a return spring 26, the return spring 26 bearing against the nut 22 and being able to exert a force thereon in the opposite direction to the force of the cam device 1 on the nut 22.

The rotating device 2 further comprises a guide fixed to the mounting seat 24, and the nut 22 is mounted on the guide and can move linearly along the guide. In this embodiment, the guiding means is a guiding rod 27.

The fixed disk 3 is mounted on the rotating plate 4 through a fixed disk bearing 31, the rotating shaft sleeve 11 is mounted on the rotating shaft 5 through a rotating bearing 15, and the rotating device 2 further comprises a protective cover 28 which covers the screw rod 21 and the nut 22.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A labeller rotating assembly, characterized in that: comprises a cam device, a rotating device and a fixed disc; the rotating device comprises a lead screw and a nut arranged on the lead screw, the lead screw is arranged on the mounting seat through a lead screw bearing, and the fixed disc is fixed at one end of the lead screw; the cam device can drive the nut to linearly move along the lead screw, so that the lead screw and the fixed disc are driven to rotate.

2. A labelling machine rotary assembly as claimed in claim 1, wherein: the mounting seats are fixedly mounted and distributed on the circumferential direction of a rotating plate; the rotating plate is arranged on the rotating shaft, and the rotating shaft can drive the rotating plate to rotate, so that the plurality of mounting seats are sequentially conveyed to the stations of the cam device.

3. A labelling machine rotary assembly as claimed in claim 2, wherein: the cam device comprises a rotating shaft sleeve arranged on the rotating shaft, a rotating plate fixed on the rotating shaft sleeve and a protruding part fixed on the rotating plate, the rotating shaft sleeve can drive the rotating plate and the protruding part to rotate, and the protruding part is used for applying thrust to the nut.

4. A labelling machine rotary assembly as claimed in claim 3, wherein: the rotary plate is provided with an arc-shaped bent plate, and the protruding part is positioned on the end face, far away from the rotary plate, of the arc-shaped bent plate.

5. A labelling machine rotating group according to any of claims 1 to 4, wherein: and the nut is provided with a roller which is used for contacting with the cam device.

6. A labelling machine rotating group according to any of claims 1 to 4, wherein: the rotating device also comprises a return spring which is propped against the nut and can apply a force to the nut in the direction opposite to the acting force of the cam device on the nut.

7. A labelling machine rotating group according to any of claims 1 to 4, wherein: the rotating device further comprises a guide device fixed on the mounting seat, and the nut is mounted on the guide device and can move linearly along the guide device.

8. A labelling machine rotating group according to any of claims 2 to 4, wherein: the fixed disc is mounted on the rotating plate through a fixed disc bearing.

9. A labelling machine rotating group according to any of claims 3 to 4, wherein: the rotating shaft sleeve is mounted on the rotating shaft through a rotating bearing.

10. A labelling machine rotating group according to any of claims 1 to 4, wherein: the rotating device further comprises a protective cover for covering the lead screw and the nut.