CN220927334U - Adjusting structure and papermaking machinery vacuum roller - Google Patents

Abstract

The utility model relates to the technical field of adjusting structures, in particular to an adjusting structure and a papermaking machine vacuum roller, which comprises a telescopic cylinder, an adsorption port, a feed screw and a limiting plate, and has the beneficial effects that: according to the utility model, the telescopic cylinder is arranged, the vacuum roller adsorbs paper by arranging the air suction device on the air suction opening, when the width of the paper changes, the telescopic cylinder is started to push the roller sleeve to cover the unused air suction opening, so that the air suction opening which is not covered by the paper is prevented from being sucked with foreign matters, the hole of the air suction opening is blocked, the power output of the air suction fan is reduced, the resources are saved, the rotary block is rotated to enable the feed screw to move up and down, the arc limiting plates are abutted against two sides of the paper, the adsorption force of the edge of the vacuum roller with the edge not provided with the air suction opening is smaller, and the edge of the paper which is not adsorbed is prevented from being tilted to generate wrinkles.

Description

Adjusting structure and papermaking machinery vacuum roller

Technical Field

The utility model relates to the technical field of adjusting structures, in particular to an adjusting structure and a vacuum roller of a papermaking machine.

Background

The vacuum roller of papermaking machine is one with vacuum adsorbing function and is made of steel material for adsorbing wet paper board onto the roller surface to eliminate water and dry paper board, and the vacuum roller has important function in papermaking process to make paper adhere to the roller surface homogeneously and raise production efficiency and paper quality.

In the prior art, when the vacuum roller adsorbs papers with different widths, the adsorption holes uncovered by the papers can absorb foreign matters such as burrs, so that the holes of the vacuum roller are blocked, and the suction fan needs to output more power to keep the pressure stable, so that energy consumption is wasted.

Disclosure of utility model

The utility model aims to provide an adjusting structure and a papermaking machine vacuum roller, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjusting structure, includes the left disc, left disc right-hand member intermediate position is fixed with the vacuum roller, the vacuum roller right side is connected with the right disc, the vacuum roller is fixed at the intermediate position between left disc and the right disc, the vacuum roller divide into two parts, a plurality of absorption mouth has been opened to the partial circumference array in vacuum roller right side, the left disc left end intermediate position upper end link up and open has the inlet scoop to the vacuum roller inside, the partial outside in vacuum roller left side does not trompil and outside cover has the roller shell, left side and right disc right side intermediate position are fixed with the rotation axis respectively, two the rotation axis outside has all cup jointed the support frame, the rotation axis right side of right disc right-hand member is fixed with the motor, the support frame right-hand member on the right side is fixed to the motor.

Preferably, the telescopic cylinder is symmetrically fixed on two sides of the middle position of the left side of the left disc, the upper half part of the telescopic cylinder is fixed at the left end of the left disc by bolts, the lower half part of the telescopic cylinder is communicated with the left disc and inserted, the right end of the lower half part of the telescopic cylinder penetrates through the left disc to be connected with the right end of the roller sleeve, and the right ends of the two telescopic cylinders are symmetrically connected with the front end and the rear end of the roller sleeve.

Preferably, the upper end and the lower end of the inner side of the roller sleeve are symmetrically provided with sliding grooves, the sliding grooves are in sliding connection with sliding rods, the sliding rods are symmetrically fixed on the left side of the upper end and the left side of the lower end of the vacuum roller, and the left end and the right end of the inner side of the roller sleeve are symmetrically provided with sealing strips.

Preferably, the upper side of the right end of the roller sleeve and the upper end of the right disc are both provided with inwardly extending fixed plates, the middle position of the upper end of the fixed plates is communicated with a threaded connection feed screw, the bottom end of the feed screw is connected with a rotating seat, the feed screw is rotationally connected to the middle position of the upper end of a limiting plate through the rotating seat, the limiting plate is arc-shaped, the radian of the limiting plate is the same as that of the outer side of the vacuum roller, and the top end of the feed screw is connected with a rotating block.

Preferably, the two sides of the feed screw at the upper end of the limiting plate are symmetrically fixed with limiting rods, and the upper ends of the limiting rods are spliced with the fixing plate.

A vacuum roll for a papermaking machine, wherein the above-described conditioning structure is used.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the telescopic cylinder is arranged, the vacuum roller adsorbs paper by arranging the air suction device on the air suction opening, when the width of the paper changes, the telescopic cylinder is started to push the roller sleeve to cover the unused air suction opening, so that the air suction opening which is not covered by the paper is prevented from being sucked with foreign matters, the hole of the air suction opening is blocked, the power output of the air suction fan is reduced, the resources are saved, the rotary block is rotated to enable the feed screw to move up and down, the arc limiting plates are abutted against two sides of the paper, the adsorption force of the edge of the vacuum roller with the edge not provided with the air suction opening is smaller, and the edge of the paper which is not adsorbed is prevented from being tilted to generate wrinkles.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the working state structure of the present utility model;

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: the vacuum suction device comprises a left disc 1, a right disc 2, a vacuum roller 3, an adsorption port 4, a roller sleeve 5, a rotating shaft 6, a supporting frame 7, a motor 8, an air suction port 9, a telescopic cylinder 10, a sliding rod 11, a sliding chute 12, a feed screw 13, a rotating seat 14, a limiting rod 15, a limiting plate 16 and a rotating block 17.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides an adjusting structure, including left disc 1, left disc 1 right-hand member intermediate position is fixed with vacuum roll 3, vacuum roll 3 right side is connected with right disc 2, vacuum roll 3 is fixed at the intermediate position between left disc 1 and right disc 2, vacuum roll 3 divide into two parts, open the circumference array of vacuum roll 3 right side part has a plurality of suction inlet 4, left disc 1 left end intermediate position upper end link up open have to vacuum roll 3 inside inlet scoop 9, vacuum roll 3 left side part outside does not trompil and outside cover has roller sleeve 5, left disc 1 left side and right disc 2 right side intermediate position are fixed with rotation axis 6 respectively, support frame 7 has all been cup jointed in two rotation axis 6 outsides, the rotation axis 6 right side of right disc 2 right-hand member is fixed with motor 8, motor 8 is fixed at the support frame 7 right-hand member on right side, when vacuum roll 3 needs work, through setting up suction inlet 9 suction equipment, suction inlet 4 adsorb paper.

The left side intermediate position both sides symmetry fixed flexible cylinder 10 of left disc 1, the first half of flexible cylinder 10 is fixed at left disc 1 left end by the bolt, and flexible cylinder 10 lower half link up grafting with left disc 1, and flexible cylinder 10 lower half right-hand member passes left disc 1 and is connected with roller shell 5 right-hand member, and the right-hand member symmetry of two flexible cylinders 10 is connected at roller shell 5 front and back ends.

The upper end and the lower end of the inner side of the roller sleeve 5 are symmetrically provided with the sliding grooves 12, the sliding grooves 12 are in sliding connection with the sliding rods 11, the sliding rods 11 are symmetrically fixed on the left side of the upper end and the lower end of the vacuum roller 3, the left end and the right end of the inner side of the roller sleeve 5 are symmetrically provided with sealing strips, when the width of paper changes, the telescopic cylinder 10 is started, the roller sleeve 5 is pushed to cover the unused adsorption port 9, the adsorption port 9 which is not covered by paper is prevented from being sucked with foreign matters, the hole of the adsorption port 9 is blocked, the power output of a suction fan is reduced, and resources are saved.

The upper side of the right end of the roller sleeve 5 and the upper end of the right disc 2 are both provided with inwardly extending fixed plates, the middle position of the upper end of the fixed plates is communicated with a threaded connection feed screw 13, the bottom end of the feed screw 13 is connected with a rotary seat 14, the feed screw 13 is rotationally connected to the middle position of the upper end of a limiting plate 16 through the rotary seat 14, the limiting plate 16 is arc-shaped, the radian of the limiting plate 16 is the same as that of the outer side of the vacuum roller 3, the top end of the feed screw 13 is connected with a rotating block 17, limiting rods 15 are symmetrically fixed on two sides of the feed screw 13 at the upper end of the limiting plate 15, the upper end of the limiting rods 15 are spliced with the fixed plates, the rotating block 17 enables the feed screw 13 to move up and down, the arc-shaped limiting plate 16 abuts against two sides of paper, and the edge of the paper which is not adsorbed is prevented from being tilted, and wrinkles are generated.

A vacuum roll for a papermaking machine, wherein the above-described conditioning structure is used.

Working principle: during actual operation, through setting up telescopic cylinder 10, vacuum roller 3 is through setting up the equipment that induced drafts to suction inlet 9, adsorb mouth 4 adsorb the paper, when paper width changes, start telescopic cylinder 10, promote roller shell 5 and cover the absorption mouth 9 that is not used, prevent not being inhaled the foreign matter by the absorption mouth 9 that the paper covered, the absorption mouth 9 entrance to a cave is blocked, also reduced suction fan power output, resources are saved, rotatory rotating block 17 makes feed screw 13 reciprocate, arc limiting plate 16 supports and presses the paper both sides, the vacuum roller 3 edge adsorption affinity that the edge did not set up absorption mouth 9 is less, prevent not being absorbed paper edge perk, produce the fold.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An adjusting structure, characterized in that: comprising

Left disc (1), left disc (1) right-hand member intermediate position is fixed with vacuum roller (3), vacuum roller (3) right side is connected with right disc (2), vacuum roller (3) are fixed in intermediate position between left disc (1) and right disc (2), vacuum roller (3) divide into two parts, vacuum roller (3) right side part circumference array is opened there is a plurality of absorption mouth (4), open has the inlet scoop (9) that lead to vacuum roller (3) inside in the link up in left disc (1) left end intermediate position upper end, vacuum roller (3) left side part outside does not trompil and outside cover has roller shell (5), left side disc (1) left side and right disc (2) right side intermediate position are fixed with rotation axis (6) respectively, and two rotation axis (6) outside has all cup jointed support frame (7), rotation axis (6) right side of right disc (2) right-hand member is fixed with motor (8), support frame (7) right-hand member on the right side is fixed with in motor (8).

2. An adjustment structure according to claim 1, characterized in that: the left disc (1) left side intermediate position both sides symmetry fixed flexible cylinder (10), the upper half of flexible cylinder (10) is fixed in left disc (1) left end by the bolt fastening, flexible cylinder (10) lower half link up grafting with left disc (1), flexible cylinder (10) lower half right-hand member passes left disc (1) and is connected with roller shell (5) right-hand member, two the right-hand member symmetry of flexible cylinder (10) is connected at roller shell (5) front and back end.

3. An adjustment structure according to claim 1, characterized in that: the roller sleeve is characterized in that sliding grooves (12) are symmetrically formed in the upper end and the lower end of the inner side of the roller sleeve (5), the sliding grooves (12) are in sliding connection with sliding rods (11), the sliding rods (11) are symmetrically fixed on the left side of the upper end and the lower end of the vacuum roller (3), and sealing strips are symmetrically arranged at the left end and the right end of the inner side of the roller sleeve (5).

4. An adjustment structure according to claim 1, characterized in that: the roller sleeve is characterized in that the upper side of the right end of the roller sleeve (5) and the upper end of the right disc (2) are both provided with fixing plates extending inwards, the middle position of the upper end of each fixing plate is connected with a feed screw (13) through threads, the bottom end of each feed screw (13) is connected with a rotating seat (14), each feed screw (13) is rotationally connected with the middle position of the upper end of a limiting plate (16) through the corresponding rotating seat (14), each limiting plate (16) is arc-shaped, the radian of each limiting plate (16) is identical to that of the outer side of the vacuum roller (3), and the top end of each feed screw (13) is connected with a rotating block (17).

5. An adjustment mechanism according to claim 4, wherein: and limiting rods (15) are symmetrically fixed on two sides of the feeding screw (13) at the upper end of the limiting plate (16), and the upper end of each limiting rod (15) is spliced with the fixing plate.

6. A vacuum roll for a papermaking machine, comprising: wherein the adjustment structure according to any one of claims 1-5 is used.