CN216403426U

CN216403426U - Inflatable shaft capable of preventing axial deviation of winding drum

Info

Publication number: CN216403426U
Application number: CN202120722213.0U
Authority: CN
Inventors: 余运河
Original assignee: Jiangmen Jiaba Electronic Technology Co ltd
Current assignee: Jiangmen Jiaba Electronic Technology Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-04-29
Anticipated expiration: 2031-04-09

Abstract

The utility model discloses an inflatable shaft capable of preventing a winding drum from axially deviating, which comprises an inflatable shaft body and two stop mechanisms, wherein the two stop mechanisms are arranged on the inflatable shaft body; the two material blocking mechanisms are respectively detachably installed and fixed on the circumferential side surfaces of two ends of the inflatable shaft body; the two material blocking mechanisms are arranged on the circumferential sides of the two ends of the physiosis shaft body and can be used for blocking the axial deviation of the coil stock cylinder relative to the physiosis shaft body, so that the phenomenon that a large amount of bad materials are deviated or products are scrapped due to the problems of air leakage or unmatched coil stock cylinder size and the like in the production process of the physiosis shaft is reduced.

Description

Inflatable shaft capable of preventing axial deviation of winding drum

Technical Field

The utility model relates to the technical field of inflatable shafts, in particular to an inflatable shaft capable of preventing a winding drum from axially deviating.

Background

The existing inflatable shaft is mostly of a sealing structure, and the problem of air leakage or the size of the inflatable shaft and a material rolling barrel is not matched inevitably occurs in the production process because an air bag is positioned in the shaft, so that the material rolling barrel is axially offset relative to the inflatable shaft, the material is deviated, and the condition of a large amount of badness or product scrapping is caused; therefore, there is a need for an improved current inflatable shaft.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to an inflatable shaft capable of preventing axial deviation of a winding drum, which is a main object of the present invention.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an air expansion shaft capable of preventing axial deviation of a coil stock barrel comprises an air expansion shaft body and two stock stop mechanisms; the two material blocking mechanisms are respectively detachably mounted and fixed on the circumferential side surfaces of two ends of the inflatable shaft body.

As a preferred scheme, the inflatable shaft body comprises a shaft body, an air bag and a plurality of expansion blocks; the shaft body is internally provided with an accommodating cavity, the peripheral side surface of the shaft body is provided with a plurality of through holes communicated with the accommodating cavity, one end of the shaft body is provided with an air hole communicated with the accommodating cavity, and the air bag is arranged in the accommodating cavity and communicated with the air hole; the multiple expansion blocks are movably arranged in the corresponding through holes respectively, and the multiple expansion blocks are controlled by the air bag to extend out of or retract into the through holes.

As an optimal scheme, the periphery side at both ends of axis body all is equipped with annular positioning groove concavely, and these two fender material mechanisms inlay respectively and fix a position in the annular positioning groove that corresponds.

As a preferred scheme, the two material blocking mechanisms are both blocking hoops and comprise two arc-shaped blocking arms, one ends of the two arc-shaped blocking arms are hinged together, and the other ends of the two arc-shaped blocking arms are fixedly connected through bolts.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

the two material blocking mechanisms are arranged on the circumferential sides of the two ends of the physiosis shaft body and can be used for blocking the axial deviation of the coil stock cylinder relative to the physiosis shaft body, so that the phenomenon that a large amount of bad materials are deviated or products are scrapped due to the problems of air leakage or unmatched coil stock cylinder size and the like in the production process of the physiosis shaft is reduced.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an axial cross-sectional view of a preferred embodiment of the utility model.

The attached drawings indicate the following:

10. physiosis axle body 101, holding chamber

102. Through hole 103, air hole

104. Annular positioning groove 11 and shaft body

12. Air bag 13, expansion block

20. Stock stop 21, arc fender arm

30. A material rolling barrel 40 and materials.

Detailed Description

Referring to fig. 1, there is shown a specific structure of a preferred embodiment of the present invention, which includes an inflatable spindle body 10 and two stop mechanisms 20.

The inflatable shaft body 10 comprises a shaft body 11, an air bag 12 and a plurality of inflatable blocks 13; the shaft body 11 is internally provided with an accommodating cavity 101, the peripheral side surface of the shaft body 11 is provided with a plurality of through holes 102 communicated with the accommodating cavity 101, one end of the shaft body 11 is provided with an air hole 103 communicated with the accommodating cavity 101, and the air bag 12 is arranged in the accommodating cavity 101 and communicated with the air hole 103; the plurality of expansion blocks 13 are respectively movably arranged in the corresponding through holes 102, and the plurality of expansion blocks 13 are controlled by the air bag 12 to extend out of or retract into the through holes 102; and, the peripheral side surfaces of both ends of the shaft body 11 are all concavely provided with annular positioning grooves 104.

The two material blocking mechanisms 20 are respectively detachably mounted and fixed on the two end peripheral side surfaces of the inflatable shaft body 10, in this embodiment, the two material blocking mechanisms 20 are respectively embedded in the corresponding annular positioning grooves 104 for positioning, so as to prevent the material blocking mechanisms 20 from moving along the axial direction of the shaft body 11; moreover, the two material blocking mechanisms 20 are both blocking hoops, each of which comprises two arc-shaped blocking arms 21, one ends of the two arc-shaped blocking arms 21 are hinged together, and the other ends of the two arc-shaped blocking arms 21 are fixedly connected through bolts.

Detailed description the working principle of the present embodiment is as follows:

firstly, sleeving a winding barrel 30 outside an inflatable shaft body 10, then, installing the inflatable shaft body 10 on an external machine, connecting an inflating device with an air hole 103, and respectively installing and fixing two material blocking mechanisms 20 on two end parts of the inflatable shaft body 10, so that the winding barrel 30 cannot axially move relative to the inflatable shaft body 10, then, inflating the inside of the inflatable shaft body 10, expanding an air bag 12 to enable expansion blocks 13 to outwards extend out of through holes 102, and enabling each expansion block 13 to abut against the inner wall surface of the winding barrel 30, so that the winding barrel 30 is fixed relative to the inflatable shaft body 10; then, the external driving mechanism rotates the air shaft body 10, so that the material 40 wound on the winding barrel 30 is discharged or the material 40 is wound on the winding barrel 30.

The design of the utility model is characterized in that: the two material blocking mechanisms are arranged on the circumferential sides of the two ends of the physiosis shaft body and can be used for blocking the axial deviation of the coil stock cylinder relative to the physiosis shaft body, so that the phenomenon that a large amount of bad materials are deviated or products are scrapped due to the problems of air leakage or unmatched coil stock cylinder size and the like in the production process of the physiosis shaft is reduced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. The utility model provides a can prevent physiosis axle of coil stock section of thick bamboo axial skew which characterized in that: comprises an inflatable shaft body and two stock stops; the two material blocking mechanisms are respectively detachably mounted and fixed on the circumferential side surfaces of two ends of the inflatable shaft body.

2. The inflatable spindle capable of preventing axial deviation of a coil stock cylinder as claimed in claim 1, wherein: the inflatable shaft body comprises a shaft body, an air bag and a plurality of expansion blocks; the shaft body is internally provided with an accommodating cavity, the peripheral side surface of the shaft body is provided with a plurality of through holes communicated with the accommodating cavity, one end of the shaft body is provided with an air hole communicated with the accommodating cavity, and the air bag is arranged in the accommodating cavity and communicated with the air hole; the multiple expansion blocks are movably arranged in the corresponding through holes respectively, and the multiple expansion blocks are controlled by the air bag to extend out of or retract into the through holes.

3. The inflatable spindle capable of preventing axial deviation of a reel as claimed in claim 2, wherein: the both ends periphery side of axis body all is equipped with annular positioning groove concavely, and this two fender material mechanism inlays respectively and fixes a position in the annular positioning groove that corresponds.

4. The inflatable spindle capable of preventing axial deviation of a coil stock cylinder as claimed in claim 1, wherein: the two material blocking mechanisms are both blocking hoops and comprise two arc-shaped blocking arms, one ends of the two arc-shaped blocking arms are hinged together, and the other ends of the two arc-shaped blocking arms are fixedly connected through bolts.