CN219990809U - Rotary roller axial positioning device for film processing - Google Patents

Abstract

The utility model discloses a roller axial positioning device for film processing, which relates to the field of film processing devices and comprises a baffle ring coaxially arranged on a roller, wherein the baffle ring is arranged in a sliding manner along the axial direction of the roller, a plurality of abutting pieces and fixing pieces for abutting the abutting pieces on the roller are arranged on the baffle ring in a sliding manner along the radial direction of the baffle ring, and the abutting pieces are distributed at intervals along the circumferential direction of the roller. The utility model has the effect of rapidly positioning the film when processing films with different thickness sizes.

Description

Rotary roller axial positioning device for film processing

Technical Field

The utility model relates to the field of film processing devices, in particular to a roller axial positioning device for film processing.

Background

In the film processing process, the plastic is often made into a film shape by using methods such as calendaring, blow molding, casting or stretching, wherein the blow molding is widely used as a film processing method, the process flow is that the molten plastic is extruded, the extruded molten plastic is inflated by gas to form a film, the film is formed after cooling and orientation, and finally the film is pulled and rolled.

When pulling and rolling the film, usually carry out the guide through pivoted commentaries on classics roller before the rolling and accept until with the film traction to rolling department, and in order to avoid the film to take place the skew along the axial of commentaries on classics roller when being pulled and lead to the film of rolling uneven, can be fixed with the backing ring at the roller both ends coaxial at present, the interval of two backing rings is according to the width size design of the film of processing. When the width of the film is changed, the roller is detached to be replaced by a roller fixed with a baffle ring corresponding to the width interval of the film.

However, when film processing with different width specifications is performed each time, the rotating roller needs to be disassembled, replaced and debugged, and the operation is complicated, so that the film processing with different width specifications is inconvenient.

Disclosure of Invention

In order to solve the problem that film processing of different width specifications is inconvenient due to complicated operation of replacing the rotating roller fixed with the baffle ring with the corresponding distance, the utility model provides the axial positioning device of the rotating roller for film processing.

The utility model provides a rotating shaft direction positioning device for film processing, which adopts the following technical scheme:

the utility model provides a film processing is with roller axial positioner, includes the baffle ring of coaxial setting on the roller, the baffle ring slides along the axial of roller and sets up, it is provided with a plurality of tight pieces and is used for with a plurality of to support tight piece and support the mounting on the roller to slide along its radial on the baffle ring, a plurality of support tight piece and lay along the circumference interval of roller.

Through adopting above-mentioned technical scheme, when the film of different width sizes of needs processing, order about two backing rings to slide to suitable position along the axial of commentaries on classics roller, then order about to support tight piece along backing ring radial slip to with commentaries on classics roller perisporium butt, support a plurality of tight pieces tightly on changeing the roller through the mounting at last, can accomplish the adjustment process of two backing ring intervals according to the width size of the film of needs processing, need be dismantled the changeing the roller as far as possible, change and debug, the operation has been simplified, it leads to carrying out the inconvenient problem of film processing of different width specifications to improve the change and is fixed with the commentaries on classics roller complex operation that corresponds the spacing backing ring.

Optionally, support the tight piece and set up to the arc piece, the intrados of arc piece sets up towards changeing the roller, be provided with the helicitic texture on the arc piece extrados, the mounting includes the thread bush establishes a plurality of fixed spiral shell section of thick bamboo on the arc piece.

Through adopting above-mentioned technical scheme, when needs are supported tight piece and are tightly on the commentaries on classics roller, order about arc piece and commentaries on classics roller perisporium butt, then rotate fixed spiral shell section of thick bamboo, fixed spiral shell section of thick bamboo passes through screw structure and a plurality of arc piece screw cooperation to support a plurality of arc pieces tightly on changeing the roller, improved the convenient degree of fixed backing ring on the one hand, on the other hand, under screw structure's self-locking effect, improved the tight effect of support of arc piece and commentaries on classics roller, improved the fixed effect to the backing ring.

Optionally, an anti-slip structure for facilitating driving the fixed screw cylinder to rotate is arranged on the fixed screw cylinder.

Through adopting above-mentioned technical scheme, when needs rotate fixed spiral shell section of thick bamboo, drive fixed spiral shell section of thick bamboo rotation through anti-skidding structure, improved and driven fixed spiral shell section of thick bamboo pivoted efficiency, and then improved the baffle ring along the efficiency of rotating shaft axial position adjustment.

Optionally, the fixed spiral shell section of thick bamboo is kept away from the one end inner wall of backing ring is laminated with the roller perisporium.

Through adopting above-mentioned technical scheme, the one end inner wall that keeps away from the baffle ring of fixed spiral shell section of thick bamboo is laminated with the roller perisporium for fixed spiral shell section of thick bamboo and the coaxial setting of roller, when rotating fixed spiral shell section of thick bamboo, the roller is to the direction of fixed spiral shell section of thick bamboo, has improved the efficiency that fixed spiral shell section of thick bamboo and arc piece are aligned.

Optionally, be fixed with the installation piece on the fender ring, set up the groove that slides on the installation piece, the length direction in groove that slides is on a parallel with the radial setting of fender ring, it is provided with the slider to slide in the groove that slides, the slider with support tight piece fixed connection.

Through adopting above-mentioned technical scheme, support tight piece and slide in the inslot that slides on the installation piece through the slider, slide the groove and lead the slider to the stability of supporting tight piece has been improved.

Optionally, the installation piece is last to slide and is provided with the clamping rod, the clamping rod perpendicular to the length direction of the groove of sliding slides and wears to establish the installation piece extends to in the groove of sliding, set up on the slider and be used for supplying the clamping groove of grafting of clamping rod one end.

Through adopting above-mentioned technical scheme, when the position of backing ring is adjusted to needs, order about to support tight piece and rotate the roller friction when adjusting the position of backing ring, improved the convenient degree of adjusting the backing ring position, increased the life of changeing the roller simultaneously to order about in the clamping pole along the length direction's of perpendicular to slip groove direction motion to the clamping groove, thereby will support tight piece fixedly, avoided supporting tight piece and changeing the roller friction when adjusting the position of backing ring as far as possible.

Optionally, an elastic member for driving the abutting piece to move towards the direction approaching to the rotating roller is arranged in the sliding groove.

Through adopting above-mentioned technical scheme, when needs are fixed the baffle ring on the commentaries on classics roller, the elastic component is driven to support tight piece and is moved to the direction that is close to the commentaries on classics roller butt towards changeing the roller, on the one hand, the mounting of being convenient for support tight piece with a plurality of tight pieces of support tightly on changeing the roller, on the other hand, the elasticity of elastic component self has improved the tight effect of support tight piece and commentaries on classics roller.

Optionally, a rubber sheet is fixed on the abutting sheet, and the rubber sheet is movably abutted with the rotating roller.

Through adopting above-mentioned technical scheme, support tight piece through rubber sheet and the movable butt of commentaries on classics roller, improved the frictional force of support tight piece and commentaries on classics roller, improved the fixed effect to the baffle ring.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when films with different width sizes are required to be processed, the two baffle rings are driven to slide to a proper position along the axial direction of the rotating roller, then the abutting pieces are driven to slide radially along the baffle rings to abut against the peripheral wall of the rotating roller, and finally the abutting pieces are abutted against the rotating roller through the fixing piece, so that the adjustment process of the distance between the two baffle rings can be completed according to the width size of the film to be processed, the problems that the rotating roller is required to be disassembled, replaced and debugged, the operation is simplified, and the inconvenience in processing films with different width specifications caused by complex operation of replacing the rotating roller fixed with the baffle rings with corresponding distances is solved as far as possible;

2. when the abutting piece is required to be abutted against the rotating roller, the arc piece is driven to abut against the peripheral wall of the rotating roller, then the fixed screw barrel is rotated to be in spiral fit with the arc pieces through the threaded structure, so that the arc pieces are abutted against the rotating roller, the convenience of fixing the baffle ring is improved, and the abutting effect of the arc pieces and the rotating roller is improved under the self-locking effect of the threaded structure, and the fixing effect of the baffle ring is improved;

3. when the position of the baffle ring needs to be adjusted, the abutting piece is driven to move to the direction away from the rotating roller to align with the end part of the clamping connecting rod, and then the clamping connecting rod is driven to move to the clamping connecting groove along the direction perpendicular to the length direction of the sliding groove, so that the abutting piece is fixed, friction between the abutting piece and the rotating roller when the position of the baffle ring is adjusted is avoided as much as possible, the convenience degree for adjusting the position of the baffle ring is improved, and the service life of the rotating roller is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is an exploded view showing a retainer ring, mounting blocks, elastic members, a tightening piece, a rubber piece, a slider, and a fixing screw cylinder in an embodiment of the present utility model;

FIG. 3 is a cross-sectional view showing the mounting block, slider, abutment, rubber tab and clamping bar in an embodiment of the utility model.

Reference numerals: 1. a baffle ring; 2. a mounting block; 3. a slip groove; 4. a slide block; 41. a T-shaped block; 42. an extension rod; 5. a tightening piece; 6. fixing the screw cylinder; 7. an anti-slip structure; 8. an elastic member; 9. a clamping rod; 91. a limit part; 92. an extension; 93. a driving section; 10. a rubber sheet; 11. a thread structure; 12. a clamping hole; 13. and a clamping groove.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a roller axial positioning device for film processing. Referring to fig. 1, a roll axial positioning device for film processing includes a baffle ring 1 coaxially disposed on a roll, the baffle ring 1 is slidably disposed along the axial direction of the roll, a plurality of abutting pieces 5 and fixing members for abutting the plurality of abutting pieces 5 on the roll are slidably disposed along the radial direction of the baffle ring 1, the plurality of abutting pieces 5 are disposed at intervals along the circumferential direction of the roll, in the embodiment of the utility model, three abutting pieces 5 are disposed at intervals uniformly along the circumferential direction of the roll, and in other embodiments, the number of abutting pieces 5 may be two or four.

For being convenient for support tight piece 5 and revolving roller and support tightly, refer to fig. 2 and 3, be fixed with installation piece 2 on the backing ring 1, offered on the installation piece 2 and slided groove 3, the length direction in the groove 3 that slides is on a parallel with the radial setting of backing ring 1, and the sliding groove 3 internal sliding is provided with slider 4, slider 4 and support tight piece 5 fixed connection. Specifically, the cross section of the sliding groove 3 is set to be T-shaped, and the sliding block 4 comprises a T-shaped block 41 which is embedded in the sliding groove 3 in a sliding manner and an extension rod 42 which is used for being fixed with the abutting piece 5, and the length direction of the extension rod 42 is parallel to the radial direction of the baffle ring 1.

In order to temporarily fix the abutting piece 5, referring to fig. 3, a clamping rod 9 is slidably arranged on the mounting block 2, a clamping hole 12 communicated with the sliding groove 3 is formed in the side wall of the mounting block 2, the depth direction of the clamping hole 12 is perpendicular to the length direction of the sliding groove 3, the clamping rod 9 is perpendicular to the length direction of the sliding groove 3, the clamping hole 12 is slidably penetrated and extends into the sliding groove 3, and a clamping groove 13 for inserting one end of the clamping rod 9 is formed in the T-shaped block 41. Specifically, in order to avoid the clamping rod 9 from falling, the clamping rod 9 includes a limiting portion 91, an extending portion 92 and a driving portion 93 which are sequentially arranged, the diameter size of the limiting portion 91 is larger than that of the extending portion 92, the length direction of the driving portion 93 is perpendicular to the length direction of the extending portion 92, and the driving portion is located at one end of the extending portion 92 away from the limiting portion 91. The inner diameter of the clamping groove 13 is consistent with the diameter of the limiting part 91, the clamping holes 12 are arranged in a step shape along the depth direction, and the inner diameter of the orifice close to one end of the sliding groove 3 is consistent with the diameter of the limiting part 91.

Further, in order to improve the abutting effect between the abutting piece 5 and the rotating roller, referring to fig. 2, an elastic member 8 for driving the abutting piece 5 to move in a direction approaching to the rotating roller is disposed in the sliding groove 3. The elastic member 8 may be a compression spring or an elastic telescopic cylinder, and in the embodiment of the present utility model, the elastic member 8 is preferably a compression spring, one end of the compression spring is fixedly connected with an inner wall of one end of the sliding groove 3, which is far away from the rotating roller, and the other end of the compression spring is fixedly connected with the T-shaped block 41.

When the position of the baffle ring 1 needs to be adjusted, the abutting piece 5 is driven to move to the direction away from the rotating roller until the clamping groove 13 on the T-shaped block 41 is aligned with the limiting part 91, the limiting part 91 is pushed into the clamping groove 13 through the driving part 93, the compression spring is in a compressed state at the moment, the limiting part 91 abuts against the inner side wall of the clamping groove 13, when the baffle ring 1 needs to be fixed, the extending part 92 and the limiting part 91 are pulled through the driving part 93 until the limiting part 91 is positioned in the clamping hole 12, and at the moment, the compression spring rebounds to push the T-shaped block 41 to drive the abutting piece 5 to move to abut against the rotating roller.

In order to improve the fixing effect on the baffle ring 1, referring to fig. 2, in the embodiment of the present utility model, the abutting piece 5 is an arc piece, the inner arc surface of the arc piece is disposed towards the rotating roller, the outer arc surface of the arc piece is provided with a thread structure 11, the inner arc surfaces of the three arc pieces are disposed in a co-circle, the outer arc surfaces of the three arc pieces are disposed in a co-circle, and the fixing piece comprises a fixing screw cylinder 6 sleeved on the three abutting piece 5 through threads. In other embodiments, the fixing element may be a hoop, an elastic ring, a wire rope, or the like.

Referring to fig. 3, in order to facilitate improvement of the abutting effect of the arc-shaped sheet and the rotating roller, a rubber sheet 10 is fixed on the intrados of the arc-shaped sheet, and the rubber sheet 10 is movably abutted against the peripheral wall of the rotating roller.

Referring to fig. 2, in order to facilitate the rotation of the fixed screw cylinder 6, an anti-slip structure 7 for facilitating the rotation of the fixed screw cylinder 6 is provided on the fixed screw cylinder 6. In the embodiment of the utility model, the anti-skid structure 7 is provided with a plurality of anti-skid grooves which are arranged on the outer wall of the fixed screw cylinder 6 and are uniformly distributed at intervals along the circumferential direction of the fixed screw cylinder 6; in a possible embodiment, the anti-skid structure 7 can also be provided as anti-skid threads arranged crosswise on the outer wall of the fixed screw cylinder 6; in another possible embodiment, the anti-slip structure 7 may also be provided as a rubber ring fixedly sleeved on the outer wall of the fixed screw cylinder 6.

Referring to fig. 1, in order to facilitate alignment of the fixed screw cylinder 6 with the arc-shaped piece, an inner wall of one end of the fixed screw cylinder 6 away from the baffle ring 1 is attached to the peripheral wall of the rotating roller. I.e. the inner diameter of the end of the fixed screw cylinder 6 far away from the baffle ring 1 is consistent with the outer diameter of the rotating roller.

The embodiment of the utility model provides a roller axial positioning device for film processing, which is implemented by the following principle: when the distance between the two baffle rings 1 needs to be adjusted to accommodate the film processing with different width specifications, the arc-shaped sheets are driven to move to the direction away from the rotating roller until the clamping grooves 13 on the T-shaped blocks 41 are aligned with the clamping holes 12, then the limiting parts 91 of the clamping rods 9 are pushed into the clamping grooves 13, the compression springs are in a compressed state, when the baffle rings 1 are adjusted to a proper position, the limiting parts 91 of the clamping rods 9 are pulled out of the clamping grooves 13, the compression springs rebound to the abutting sheets 5 to abut the rubber sheets 10 on the rotating roller, so that the baffle rings 1 are pre-fixed, and finally the fixing screw cylinders 6 are driven to rotate to be in screw fit with the screw structures 11 on the arc-shaped sheets, so that the rubber sheets 10 are extruded, and meanwhile the abutting sheets 5 are abutted on the rotating roller through the rubber sheets 10, so that the distance adjustment process of the two baffle rings 1 is completed.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," "third," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. The terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "upper", "lower", "left", "right", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.

The foregoing are all optional embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. The utility model provides a film processing is with roller axial positioner, includes that coaxial setting keeps off ring (1) on the roller, its characterized in that: the baffle ring (1) is arranged in a sliding manner along the axial direction of the rotating roller, a plurality of abutting pieces (5) and fixing pieces for abutting the abutting pieces (5) on the rotating roller are arranged on the baffle ring (1) in a sliding manner along the radial direction of the baffle ring, and the abutting pieces (5) are distributed at intervals along the circumferential direction of the rotating roller;

the supporting piece (5) is set to the arc piece, the intrados of arc piece sets up towards changeing the roller, be provided with helicitic texture (11) on the arc piece extrados, the mounting includes the thread bush establishes a plurality of fixed spiral shell section of thick bamboo (6) on the arc piece.

2. The apparatus according to claim 1, wherein: the fixed screw cylinder (6) is provided with an anti-slip structure (7) which is used for facilitating the rotation of the fixed screw cylinder (6).

3. The apparatus according to claim 1, wherein: the inner wall of one end of the fixed screw cylinder (6) far away from the baffle ring (1) is attached to the peripheral wall of the rotating roller.

4. The apparatus according to claim 1, wherein: the novel anti-slip device is characterized in that an installation block (2) is fixed on the baffle ring (1), a slip groove (3) is formed in the installation block (2), the length direction of the slip groove (3) is parallel to the radial direction of the baffle ring (1), a sliding block (4) is arranged in the slip groove (3) in a sliding manner, and the sliding block (4) is fixedly connected with the abutting piece (5).

5. The apparatus for positioning a rotating shaft for film processing according to claim 4, wherein: the sliding block is characterized in that a clamping rod (9) is arranged on the mounting block (2) in a sliding mode, the clamping rod (9) is perpendicular to the sliding groove (3) in the length direction in a sliding mode, the mounting block (2) extends into the sliding groove (3), and a clamping groove (13) used for being inserted into one end of the clamping rod (9) is formed in the sliding block (4).

6. The apparatus according to claim 5, wherein: an elastic piece (8) for driving the abutting piece (5) to move towards the direction close to the rotating roller is arranged in the sliding groove (3).

7. The apparatus according to claim 1, wherein: a rubber sheet (10) is fixed on the abutting sheet (5), and the rubber sheet (10) is movably abutted with the rotating roller.