CN216548798U

CN216548798U - Rotating shaft for PVC film winding drum

Info

Publication number: CN216548798U
Application number: CN202123316161.6U
Authority: CN
Inventors: 王泉
Original assignee: Dangyang Xiyue Daily Necessities Manufacturing Co ltd
Current assignee: Dangyang Xiyue Daily Necessities Manufacturing Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-17
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a rotating shaft for a PVC film reel, which comprises: the supporting device comprises a shaft body, two lantern rings are symmetrically and fixedly installed on the shaft body, a plurality of supporting rods which are annularly arranged are hinged on the lantern rings, supporting plates are hinged on two corresponding supporting rods on the two lantern rings, and ejector rods facing the shaft body are fixedly connected on the supporting rods; the inclined plane of the conical cylinder faces the ejector rod, and the end face of the conical cylinder, which is far away from the lantern ring, is provided with a plurality of through holes which are arranged annularly; two rotary device, rotary device include with axis body vertically riser, the terminal fixedly connected with and axis body matched with arc of riser, fixedly connected with and the corresponding cylinder of through-hole on the terminal surface of arc, it is more convenient to have produced and has dismantled axis of rotation and film reel, and the operation is convenient, and labour saving and time saving has improved the efficiency of dismantlement, and the shape of film reel can not be destroyed to installation film reel in the axis of rotation, has guaranteed the beneficial effect of the quality of the PVC film of rolling.

Description

Rotating shaft for PVC film winding drum

Technical Field

The utility model relates to the technical field of film winding, in particular to a rotating shaft for a PVC film winding drum.

Background

Among the prior art, enterprise's production is accomplished PVC film and is rolled up the back, need take off the film reel from the axis of rotation, because axis of rotation and film reel cooperation are inseparable, the axis of rotation needs to be knocked out from the film reel a bit, perhaps slowly takes the axis of rotation a bit out, and the operation is wasted time and energy, and efficiency is lower, when establishing the film reel to the cover in the axis of rotation, the appearance of film reel is knocked out easily, and the PVC film of rolling has deformation, causes the decline of quality.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a rotating shaft for a PVC film winding drum, which solves the problems that in the prior art, the film winding drum is time-consuming and labor-consuming to disassemble from the rotating shaft, the efficiency is low, the appearance of the film winding drum is easy to be damaged during installation, and the quality is reduced due to the deformation of a wound PVC film.

According to an embodiment of the present invention, a rotating shaft for a roll of PVC film comprises: the supporting device comprises a shaft body, two lantern rings are symmetrically and fixedly installed on the shaft body, a plurality of supporting rods which are annularly arranged are hinged on the lantern rings, supporting plates are hinged on the two corresponding supporting rods on the two lantern rings, and ejector rods facing the shaft body are fixedly connected on the supporting rods; the inclined plane of the conical cylinder faces the ejector rod, and the end face, away from the lantern ring, of the conical cylinder is provided with a plurality of through holes which are arranged in an annular mode; two rotary device, rotary device include with axis body vertically riser, the terminal fixedly connected with of riser with axis body matched with arc, fixedly connected with on the terminal surface of arc with the cylinder that the through-hole is corresponding.

The technical principle of the utility model is as follows: when the film sleeves are installed on the rotating shaft, the film sleeves are firstly sleeved outside all supporting plates which are annularly arranged outside the shaft body, two rotating devices are used for respectively extending into the conical cylinders from two ends of the shaft body, the cylinders on the arc-shaped plates are matched with the corresponding through holes on the conical cylinders, the two rotating devices are simultaneously rotated or separately rotated to enable the conical cylinders to approach the sleeve rings, the inclined planes on the conical cylinders are propped against the ejector rods of the supporting rods, so that the supporting plates are pushed to be opened, the supporting plates are propped against the inner wall of the film winding drum to fix the film winding drum, finally, the PVC film is wound, after the winding is completed, the operations are reversely performed to enable the supporting plates to be loosened and separated from the film winding drum, finally, the rotating shaft is drawn out, the operation is more convenient, the operation is time-saving and labor-saving, the dismounting efficiency is improved, and the shape of the film winding drum cannot be damaged when the film winding drum is installed on the rotating shaft, the quality of the rolled PVC film is ensured.

Compared with the prior art, the utility model has the following beneficial effects: rotate a toper section of thick bamboo through rotary device and adjust the epaxial position of a toper section of thick bamboo, the backup pad that comes control ring arrangement with the cooperation of a toper section of thick bamboo and ejector pin opens or contracts, it wastes time and energy when having solved film reel and axis of rotation and demolish, efficiency is lower, during the installation, film reel's appearance is broken easily, there is deformation in the PVC film of rolling, the technical problem that causes the quality to descend, it is more convenient to have produced to dismantle axis of rotation and film reel, convenient operation, time saving and labor saving, the efficiency of dismantlement is improved, the shape of film reel can not be destroyed in the installation film reel in the axis of rotation, the beneficial effect of the quality of the PVC film of rolling has been guaranteed.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of the embodiment of the utility model.

In the above drawings: 1. a shaft body; 11. a collar; 12. a support bar; 13. a support plate; 14. a top rod; 15. a bump; 2. a tapered barrel; 21. a through hole; 3. a rotating device; 31. a vertical plate; 32. an arc-shaped plate; 33. a cylinder; 34. a handle; 35. a cylinder.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

As shown in fig. 1, an embodiment of the present invention provides a rotating shaft for a roll of PVC film, including: the supporting shaft comprises a shaft body 1, wherein two lantern rings 11 are symmetrically and fixedly installed on the shaft body 1, a plurality of supporting rods 12 which are annularly arranged are hinged on the lantern rings 11, supporting plates 13 are hinged on two corresponding supporting rods 12 on the two lantern rings 11, and ejector rods 14 facing the shaft body 1 are fixedly connected on the supporting rods 12; the inclined plane of the conical cylinder 2 faces the ejector rod 14, and the end face, away from the lantern ring 11, of the conical cylinder 2 is provided with a plurality of through holes 21 which are annularly arranged; two rotary device 3, rotary device 3 include with 1 vertically riser 31 of axis body, the terminal fixedly connected with of riser 31 with 1 matched with arc 32 of axis body, fixedly connected with on the terminal surface of arc 32 with the corresponding cylinder 33 of through-hole 21.

The specific working process is as follows: when the film sleeves are installed on the rotating shaft, the film sleeves are firstly sleeved outside all the supporting plates 13 which are annularly arranged outside the shaft body 1, two rotating devices 3 are used for respectively extending into the conical barrel 2 from two ends of the shaft body 1, the cylinder 33 on the arc-shaped plate 32 is matched with the corresponding through hole 21 on the conical barrel 2, the two rotating devices 3 are simultaneously rotated or separately rotated to enable the conical barrel 2 to approach to the lantern ring 11, the inclined plane on the conical barrel 2 is propped against the ejector rod 14 of the supporting rod 12, so that the supporting plates 13 are pushed to be opened, the supporting plates 13 are propped against the inner wall of the film winding barrel to fix the film winding barrel, finally, the PVC film is wound, after the winding is completed, the operations are reversely carried out, the supporting plates 13 are loosened and separated from the film winding barrel, finally, the rotating shaft is pulled out, the rotating shaft and the film winding barrel are more convenient to disassemble, the operation is convenient, time and labor are saved, the efficiency of dismantlement is improved, and the shape of film reel can not destroyed in the installation film reel on the axis of rotation, has guaranteed the quality of the PVC film of rolling.

According to another embodiment of the present invention, as shown in fig. 1, the supporting plate 13 is an arc plate, the supporting plate 13 is just matched with the film roll when being unfolded, the film roll is supported by the annularly arranged supporting plates 13, the indentation of the supporting plate 13 to the film roll is reduced, and the quality of the rolled film is improved.

According to another embodiment of the present invention, as shown in fig. 1, a rotating shaft for a PVC film roll is provided, the end of the top bar 14 is fixedly connected with a semispherical projection 15, and the semi-annular projection 15 is used to match with the conical cylinder 2, so as to reduce the friction between the top bar 14 and the conical cylinder 2, and to facilitate the support plate 13 to be opened.

According to another embodiment of the utility model, as shown in fig. 1, the top bar 14 is arranged perpendicular to the support bar 12, the top bar 14 faces the inclined surface of the tapered cylinder 2, the stroke of the tapered cylinder 2 for completely expanding the support plate 13 is reduced, and the operation is convenient.

According to another embodiment of the utility model, as shown in fig. 1, a rotating shaft for a PVC film reel is characterized in that a handle 34 is fixedly connected to the vertical plate 31, and the handle 34 is used for conveniently pushing the vertical plate 31, so that the rotating shaft is labor-saving and convenient.

According to another embodiment of the present invention, as shown in fig. 1, a rotating shaft for a roll of PVC film, wherein a cylinder 35 is rotatably connected to the handle 34, and the rotating means 3 is more conveniently rotated by pushing the handle 34 through the cylinder 35.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A rotatable shaft for a roll of PVC film, comprising: the supporting device comprises a shaft body, two lantern rings are symmetrically and fixedly installed on the shaft body, a plurality of supporting rods which are annularly arranged are hinged on the lantern rings, supporting plates are hinged on the two corresponding supporting rods on the two lantern rings, and ejector rods facing the shaft body are fixedly connected on the supporting rods; the inclined plane of the conical cylinder faces the ejector rod, and the end face, away from the lantern ring, of the conical cylinder is provided with a plurality of through holes which are arranged in an annular mode; two rotary device, rotary device include with axis body vertically riser, the terminal fixedly connected with of riser with axis body matched with arc, fixedly connected with on the terminal surface of arc with the cylinder that the through-hole is corresponding.

2. A rotatable shaft for a roll of PVC film as claimed in claim 1, wherein: the supporting plate is an arc plate, and the supporting plate is just matched with the film winding drum when being unfolded.

3. A rotating shaft for rolls of PVC film as claimed in claim 1 or 2, characterized in that: the tail end of the ejector rod is fixedly connected with a hemispherical convex block.

4. A rotatable shaft for a roll of PVC film as claimed in claim 3, wherein: the ejector rod is perpendicular to the support rod, and the ejector rod faces to the inclined surface of the conical barrel.

5. A rotating shaft for PVC film rolls as claimed in claim 4, characterized in that: the vertical plate is fixedly connected with a handle.

6. A rotating shaft for PVC film rolls as claimed in claim 5, characterized in that: the handle is rotatably connected with a cylinder.