CN216471145U - Paper roll feeding roller limiting mechanism of medical packaging bag making machine - Google Patents

Abstract

The utility model relates to the field of bag making machines, in particular to a paper roll feeding roller limiting mechanism of a medical packaging bag making machine, which comprises the following components: the air-expanding shaft, sleeve and stop gear, the sleeve cover is located on the air-expanding shaft and is fixed through the air-expanding shaft, stop gear includes stop gear one and stop gear two, stop gear one includes ring baffle one and actuating mechanism, ring baffle one slip cap locates on the sleeve, actuating mechanism sets up in ring baffle one left side, stop gear two includes first semicircular baffle, second semicircular baffle, actuating mechanism two and actuating mechanism three, second semicircular baffle is connected to actuating mechanism two, third semicircular baffle is connected to actuating mechanism three, second and third actuating mechanism all include vertical cylinder and horizontal cylinder, the actuating mechanism of the left and right sides and the third inward movement of actuating mechanism simultaneously, it is spacing fixed with the fiber container both sides of membrane book or scroll, guarantee that membrane book or scroll feeding process do not off tracking, improve production quality.

Description

Paper roll feeding roller limiting mechanism of medical packaging bag making machine

Technical Field

The utility model relates to the field of bag making machines, in particular to a paper roll feeding roller limiting mechanism of a medical packaging bag making machine.

Background

One side of the medical packaging bag is medical dialyzing paper, and the other side is a plastic film, and the medical packaging bag needs to be thermally sealed and cut into a paper-plastic bag. According to the feeding scheme of the original bag making machine, a feeding paper roll below is directly fixed by an inflatable shaft with a driving mechanism, double-station feeding is adopted for improving the production efficiency, but the mode of adopting the double-station feeding has the following problems: two sets of feeding coil stocks in the duplex position can produce the inconsistent problem of feeding speed because the uneven difference of self thickness can make two sets of coil stock feeding length when rotating the round, so can not directly fix two sets of coil stocks simultaneously through the inflatable axle.

In conclusion, in order to overcome the defects in the prior art, a paper roll feeding roller limiting mechanism of a medical packaging bag making machine with a simple structure needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a paper roll feeding roller limiting mechanism of a medical packaging bag making machine, aiming at solving the problems in the prior art.

The purpose of the utility model can be realized by the following technical scheme: a paper roll feeding roller limiting mechanism of a medical packaging bag making machine comprises: the pneumatic expansion shaft, the sleeve and the limiting mechanism are sleeved on the pneumatic expansion shaft and fixed through the pneumatic expansion shaft, the limiting mechanism comprises a first limiting mechanism and a second limiting mechanism, the first limiting mechanism comprises a first annular baffle and a driving mechanism, the first annular baffle is sleeved on the sleeve in a sliding mode, the driving mechanism is arranged on the left side of the first annular baffle, the second limiting mechanism comprises a first semi-annular baffle, a second driving mechanism and a third driving mechanism, the first semi-annular baffle and the second semi-annular baffle are arranged on the sleeve, the second driving mechanism is connected with the first semi-annular baffle, the third driving mechanism is connected with the second semi-annular baffle, and the second driving mechanism and the third driving mechanism both comprise a vertical cylinder and a transverse cylinder.

In a further improvement, the sleeve is provided with a fastening bolt, and the fastening bolt is perpendicular to the axis of the sleeve.

In a further improvement, the end part of the sleeve is provided with a threaded interface.

In a further improvement, the lower end of the upper semi-annular baffle is provided with a convex rod, and the lower end of the lower semi-annular baffle is provided with a blind hole for accommodating the convex rod.

In a further improvement, the driving mechanism is a cylinder, and a guide pillar is arranged at the upper end of the annular baffle.

Compared with the prior art, the paper roll feeding roller limiting mechanism of the medical packaging bag making machine has the advantages that the paper roll and the film roll are indirectly placed on the air expansion shaft through the sleeve placed on the air expansion shaft, so that the problems that the paper roll or the film roll is directly placed at the position of the air expansion shaft without a protrudable key strip and cannot be fixed and the stress is uneven in the prior art are solved; meanwhile, the driving mechanisms on the left side and the right side and the driving mechanisms move inwards simultaneously, the two sides of the paper tube of the film roll or the paper roll are limited and fixed, the film roll or the paper roll is prevented from deviating in the feeding process, and the production quality is improved.

Drawings

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

FIG. 2 is a schematic diagram of the right view of the partial position of the present invention

In the drawing, 1-an air expansion shaft, 2-a sleeve, 21-a fastening bolt, 22-a threaded interface, 3-a limiting mechanism, 31-a limiting mechanism I, 311-a ring-shaped baffle I, 3111-a guide post, 312-a driving mechanism, 32-a limiting mechanism II, 321-an upper semi-ring-shaped baffle, 3211-a convex rod, 322-a lower semi-ring-shaped baffle, 3221-a blind hole, 323-a driving mechanism II, 324-a driving mechanism III, 325-a vertical cylinder and 326-a transverse cylinder.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solution of the present invention is further described below with reference to the following embodiments and accompanying drawings 1-2.

Example 1

A paper roll feeding roller limiting mechanism of a medical packaging bag making machine comprises: the inflatable shaft comprises an inflatable shaft 1, a sleeve 2 and a limiting mechanism 3, wherein the sleeve 2 is sleeved on the inflatable shaft 1 and fixed through the inflatable shaft 1, the limiting mechanism 3 comprises a first limiting mechanism 31 and a second limiting mechanism 32, the first limiting mechanism 31 comprises a first annular baffle 311 and a driving mechanism 312, the first annular baffle 311 is slidably sleeved on the sleeve 2, the driving mechanism 312 is arranged on the left side of the first annular baffle 311, the second limiting mechanism 32 comprises a first half annular baffle 321, a second half annular baffle 322, a second driving mechanism 323 and a third driving mechanism 324, the first half annular baffle 321 and the second half annular baffle 322 are arranged on the sleeve 2, the second driving mechanism 323 is connected with the first half annular baffle 321, the third driving mechanism 324 is connected with the second half annular baffle 322, and the second driving mechanism 323 and the third driving mechanism 324 both comprise a vertical cylinder 325 and a horizontal cylinder 326.

As shown in fig. 1 and 2, the sleeve 2 is sleeved on the inflatable shaft 1, the keybars on the inflatable shaft are inflated to abut against the inside of the sleeve 2 with a longer length so as to stably fix the sleeve, the paper roll or the film roll is slidably placed in the sleeve 2, and then the paper tube in the paper roll or the film roll is fixed through the limiting mechanism, so that the problems that the conventional paper roll or the film roll is directly placed at the position of the inflatable shaft without the protrudable keybars and cannot be fixed and the stress is uneven are solved. Specifically, the first annular guide plate 311 which can be driven in the first limiting mechanism 31 is driven rightwards by the driving mechanism 312 to abut against the left end of the paper tube of the paper roll or the film roll, and the second limiting mechanism 32 moves leftwards by the upper semi-annular baffle 321 which is driven by the second driving mechanism 323 and the lower semi-annular baffle 322 which is driven by the third driving mechanism 324 to abut against the right end of the paper tube of the paper roll or the film roll, so that the two end faces of the paper tube are limited and fixed; when the film roll and the paper roll need to be changed, the vertical air cylinder 325 drives the upper semicircular baffle 321 and the lower semicircular baffle 322 to be separated up and down, so that the original paper roll or the film roll is taken to the right side, and a new paper roll or a new film roll is loaded into the paper roll or the film roll from the right side to the left side of the inflatable shaft without being influenced, meanwhile, the driving mechanisms 312 and the driving mechanisms 324 on the left side and the right side move inwards simultaneously, the two sides of the paper tube of the film roll or the paper roll are fixed in a limiting manner, the film roll or the paper roll is guaranteed not to be deviated in the feeding process, the production quality is improved, the fixation and the loosening adjustment of the paper tube in the use process are flexible, and meanwhile, the adjustability of the driving mechanisms enables the stable fixation of the paper roll or the film roll with different lengths to be realized.

As a further embodiment, a fastening bolt 21 is arranged on the sleeve 2, and the fastening bolt 21 is arranged perpendicular to the axis of the sleeve 2. As shown in fig. 1 and 2, the end of the sleeve 2 is further fixed to the inflatable shaft at a position without the spline by fastening the bolt 21, thereby improving the stability of fixing the sleeve 2.

As a further example, the end of the sleeve 2 is provided with a threaded interface 22. The novel sleeve 2 can be connected through the threaded connector 22, the length of the sleeve 2 is increased, and the special film roll with longer length and the paper roll can also be limited through the limiting mechanism.

As a further embodiment, the lower end of the upper semi-annular baffle 321 is provided with a protruding rod 3211, and the lower end of the lower semi-annular baffle 322 is provided with a blind hole 3221 for accommodating the protruding rod 3211. As shown in FIG. 2, when the upper semicircular baffle 321 and the lower semicircular baffle 322 are close to the right end of the paper tube for supporting the paper roll or the film roll, the protruding rod 3211 at the lower end of the upper semicircular baffle 321 is inserted into the blind hole 3221 of the lower semicircular baffle 322, so that the upper semicircular baffle 321 and the lower semicircular baffle 322 form a whole, and the limit pre-tightening force is improved.

As a further embodiment, the driving mechanism is an air cylinder, and the upper end of the first annular baffle 311 is provided with a guide post 3111. As shown in fig. 1, the guide posts 3111 can improve the stability and perpendicularity of the first ring-shaped baffle 311 during the moving process.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection determined by the claims.

Claims (5)

1. The utility model provides a paper roll feed roller stop gear of medical packaging system bag machine which characterized in that includes: the pneumatic expansion shaft, the sleeve and the limiting mechanism are sleeved on the pneumatic expansion shaft and fixed through the pneumatic expansion shaft, the limiting mechanism comprises a first limiting mechanism and a second limiting mechanism, the first limiting mechanism comprises a first annular baffle and a driving mechanism, the first annular baffle is sleeved on the sleeve in a sliding mode, the driving mechanism is arranged on the left side of the first annular baffle, the second limiting mechanism comprises a first semi-annular baffle, a second driving mechanism and a third driving mechanism, the first semi-annular baffle and the second semi-annular baffle are arranged on the sleeve, the second driving mechanism is connected with the first semi-annular baffle, the third driving mechanism is connected with the second semi-annular baffle, and the second driving mechanism and the third driving mechanism both comprise a vertical cylinder and a transverse cylinder.

2. The paper roll feeding roller limiting mechanism of a medical packaging bag making machine as claimed in claim 1, wherein the sleeve is provided with a fastening bolt, and the fastening bolt is arranged perpendicular to the axis of the sleeve.

3. The paper roll feed roller limit mechanism for a medical packaging bag machine as claimed in claim 1, wherein said sleeve end is provided with a threaded interface.

4. The paper roll feeding roller limiting mechanism of a medical packaging bag making machine as claimed in claim 1, wherein the lower end of the upper semi-annular baffle is provided with a protruding rod, and the lower end of the lower semi-annular baffle is provided with a blind hole for accommodating the protruding rod.

5. The paper roll feeding roller limiting mechanism of a medical packaging bag making machine as claimed in claim 1, wherein the driving mechanism is a cylinder, and a guide post is provided on an upper end of the annular baffle.

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