CN219429396U

CN219429396U - Printing rolling limit structure

Info

Publication number: CN219429396U
Application number: CN202320207353.3U
Authority: CN
Inventors: 栾开杰
Original assignee: Foshan Chancheng Tianhua Printing Co ltd
Current assignee: Foshan Chancheng Tianhua Printing Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-07-28
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a printing rolling limit structure, which comprises a shaft barrel, wherein one end of the shaft barrel is rotatably connected with a rotating shaft in a penetrating way, the outer wall of the rotating shaft positioned in the shaft barrel is provided with a plurality of arc-shaped grooves arranged in an annular array, and the shaft barrel is provided with a plurality of limit pieces for tightly supporting the inner wall of a rolling paper barrel; the utility model relates to the technical field of winding equipment, and the limiting piece comprises an arc-shaped plate tightly supported on the inner wall of a winding paper cylinder, a movable plate which is connected to the inner wall of a shaft cylinder in a sliding and penetrating way is fixedly connected to the bottom of the arc-shaped plate, the bottom of the movable plate is in arc-shaped arrangement, and the bottom of the movable plate is in sliding fit with the inner wall of an arc-shaped groove. The utility model solves the problem that after the paper tube is sleeved on the outer wall of the winding shaft, the inner wall of the paper tube cannot be completely attached to the outer wall of the winding shaft, so that the axis of the paper tube cannot be overlapped with the axis of the winding shaft.

Description

Printing rolling limit structure

Technical Field

The utility model relates to the technical field of winding equipment, in particular to a printing winding limit structure.

Background

In the printing process, the coiled material after printing is generally wound on the outer wall of the paper cylinder, the paper cylinder is sleeved on the outer wall of the winding shaft, then a bolt penetrates through the outer wall of one end of the paper cylinder, the bolt is assembled with the winding shaft in a threaded manner, and then the paper cylinder is fixed, wherein the winding shaft is used for rotating and winding.

Because the inner diameter of the paper tube can have various specifications, so that the inner diameters of the paper tubes are different, the inner wall of the paper tube cannot be completely attached to the outer wall of the winding shaft after the paper tube is sleeved on the outer wall of the winding shaft, and the axle center of the paper tube cannot be overlapped with the axle center of the winding shaft, the printing winding limit structure is provided.

Disclosure of Invention

In order to solve the problem that the axis of the paper tube cannot coincide with the axis of the winding shaft because the inner wall of the paper tube cannot be completely attached to the outer wall of the winding shaft after the paper tube for winding is sleeved on the outer wall of the winding shaft, the utility model aims to provide a printing winding limiting structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the printing winding limit structure comprises a shaft cylinder, wherein one end of the shaft cylinder is rotatably connected with a rotating shaft in a penetrating way, a plurality of arc-shaped grooves which are arranged in an annular array are formed in the outer wall of the rotating shaft positioned in the shaft cylinder, and a plurality of limit pieces used for tightly supporting the inner wall of a winding paper cylinder are arranged on the shaft cylinder;

the limiting piece comprises an arc-shaped plate tightly supported on the inner wall of the winding paper tube, the bottom of the arc-shaped plate is fixedly connected with a movable plate which is connected with the inner wall of the shaft tube in a sliding and penetrating mode, the bottom of the movable plate is in arc-shaped arrangement, and the bottom of the movable plate is in sliding fit with the inner wall of the arc-shaped groove.

Preferably, the movable plate is positioned on the outer wall of the shaft cylinder and fixedly sleeved with the baffle, the outer wall of the movable plate is sleeved with the spring, and two ends of the spring are respectively abutted against the baffle and the inner wall of the shaft cylinder.

Preferably, the outer wall of the shaft cylinder is provided with an annular groove, and the arc-shaped plate is positioned in the annular groove.

Preferably, one end of the rotating shaft positioned outside the shaft cylinder is fixedly connected with a head, and a compression sleeve used for compressing the end part of the shaft cylinder is sleeved on the outer wall of the rotating shaft positioned between the shaft cylinder and the head through threads.

Preferably, the outer wall of the arc-shaped plate is provided with a damping surface.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the bottom of the arc-shaped plate is driven by the cooperation of the arc-shaped groove through rotating the rotating shaft, so that the arc-shaped plate moves towards the outer side of the shaft cylinder, the arc-shaped plate is tightly supported on the inner wall of the paper cylinder, and further the fixation and the limit of the paper cylinder are realized, so that the axis of the paper cylinder is coincident with the axis of the shaft cylinder.

Drawings

The utility model is described in further detail below with reference to the attached drawings and detailed description:

FIG. 1 is a schematic cross-sectional structural view of the present utility model;

fig. 2 is a partially cut-away, perspective view of the present utility model.

In the figure: 1-shaft cylinder, 2-rotating shaft, 3-arc groove, 4-limiting piece, 5-arc plate, 6-movable plate, 7-baffle, 8-spring, 9-annular groove, 10-head and 11-compression sleeve.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1-2. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

The utility model provides a technical scheme that: the utility model provides a printing rolling limit structure, includes a section of thick bamboo 1, and a section of thick bamboo 1 is used for rotating the rolling, the one end of a section of thick bamboo 1 rotates the cross-under and has pivot 2, a plurality of arc groove 3 that annular array set up are seted up to the outer wall that pivot 2 is located a section of thick bamboo 1 inside, install a plurality of locating part 4 that are used for propping up the inner wall of a rolling fiber container on a section of thick bamboo 1;

the limiting piece 4 comprises an arc-shaped plate 5 tightly supported on the inner wall of the winding paper tube, the bottom of the arc-shaped plate 5 is fixedly connected with a movable plate 6 which is in sliding and penetrating connection with the inner wall of the shaft tube 1, the bottom of the movable plate 6 is in arc-shaped arrangement, the bottom of the movable plate is in sliding fit with the inner wall of the arc-shaped groove 3, the rotating shaft 2 is rotated, the bottom of the arc-shaped plate 5 is driven by the arc-shaped groove 3, the arc-shaped plate 5 moves towards the outer side of the shaft tube 1, the arc-shaped plate 5 is tightly supported on the inner wall of the paper tube, and then fixation and limiting of the paper tube are achieved, so that the axis of the paper tube coincides with the axis of the shaft tube 1.

The fly leaf 6 is located the fixed baffle 7 that has cup jointed of outer wall of a section of thick bamboo 1, the outer wall of fly leaf 6 has cup jointed spring 8, the both ends of spring 8 support tightly with baffle 7, the inner wall of a section of thick bamboo 1 respectively, and the elasticity that spring 8 applyed baffle 7 for the bottom of fly leaf 6 supports tightly in arc groove 3.

An annular groove 9 is formed in the outer wall of the shaft barrel 1, the arc-shaped plate 5 is located in the annular groove 9, and the annular groove 9 is used for accommodating the arc-shaped plate 5.

The one end fixedly connected with head 10 that pivot 2 is located the outside of a section of thick bamboo 1 for hold head 10 and rotate pivot 2, the outer wall screw thread that pivot 2 is located between a section of thick bamboo 1, the head 10 has cup jointed and is used for compressing tightly in the compression sleeve 11 of a section of thick bamboo 1 tip, is used for fixing a position pivot 2.

The outer wall of the arc-shaped plate 5 is provided with a damping surface.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. The utility model provides a printing rolling limit structure, is including a section of thick bamboo (1), its characterized in that: one end of the shaft cylinder (1) is rotatably connected with a rotating shaft (2) in a penetrating way, a plurality of arc-shaped grooves (3) which are arranged in an annular array are formed in the outer wall of the rotating shaft (2) positioned in the shaft cylinder (1), and a plurality of limiting pieces (4) for tightly supporting the inner wall of the winding paper cylinder are arranged on the shaft cylinder (1);

the limiting piece (4) comprises an arc-shaped plate (5) tightly supported on the inner wall of the winding paper tube, a movable plate (6) which is connected with the inner wall of the shaft tube (1) in a sliding and penetrating mode is fixedly connected to the bottom of the arc-shaped plate (5), the bottom of the movable plate (6) is in arc-shaped arrangement, and the bottom of the movable plate is in sliding fit with the inner wall of the arc-shaped groove (3).

2. The print winding limit structure according to claim 1, wherein: the movable plate (6) is located on the outer wall of the shaft barrel (1) and fixedly sleeved with the baffle (7), the outer wall of the movable plate (6) is sleeved with the spring (8), and two ends of the spring (8) are respectively abutted against the baffle (7) and the inner wall of the shaft barrel (1).

3. The print winding limit structure according to claim 1, wherein: an annular groove (9) is formed in the outer wall of the shaft barrel (1), and the arc-shaped plate (5) is located in the annular groove (9).

4. The print winding limit structure according to claim 1, wherein: one end of the rotating shaft (2) positioned outside the shaft cylinder (1) is fixedly connected with a head (10), and a compression sleeve (11) used for compressing the end part of the shaft cylinder (1) is sleeved on the outer wall of the rotating shaft (2) positioned between the shaft cylinder (1) and the head (10) through threads.

5. The print winding limit structure according to claim 1, wherein: the outer wall of the arc-shaped plate (5) is provided with a damping surface.