CN111851114A

CN111851114A - Papermaking roller

Info

Publication number: CN111851114A
Application number: CN202010730795.7A
Authority: CN
Inventors: 夏福兰; 程正宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2020-10-30

Abstract

The invention relates to the technical field of papermaking equipment, in particular to a papermaking roller, which comprises a supporting mechanism, a first mounting plate, a first papermaking roller, a second papermaking roller, a guiding mechanism, an adjusting mechanism, a connecting bottom plate, a second mounting plate, a limiting motor and a fixing motor, wherein the supporting mechanism is symmetrically and fixedly connected with the upper end surface of the connecting bottom plate and comprises a supporting plate, a fixing sliding groove and a gear groove, and the fixing sliding groove for guiding is symmetrically formed in the inner end surface of the supporting plate. The invention can quickly and stably adjust the distance between the first papermaking roller and the second papermaking roller, and can adjust the overall height of the device during the paper board laminating by arranging the guide mechanism, thereby adjusting the paper board tensioning degree during the paper board laminating, and a user can only adjust the laminating height of the device by the guide mechanism, and the two adjusting modes can effectively improve the adaptability of the device and the processing efficiency of the paper board.

Description

Papermaking roller

Technical Field

The invention relates to the technical field of papermaking equipment, in particular to a papermaking roller.

Background

The papermaking roller is used for papermaking, and is respectively used for different parts of a papermaking machine to play roles of water squeezing, press polishing and the like when papermaking is carried out, so that the papermaking efficiency is improved,

however, the existing papermaking roller cannot perform quick and accurate adaptive adjustment according to semi-finished paper with different thicknesses, so that the convenience of processing paper with various thicknesses is reduced, and meanwhile, when the paper is processed, the existing papermaking roller cannot adjust the tightness of paper feeding, so that the subsequent papermaking efficiency is reduced, and therefore, a papermaking roller is urgently needed to solve the existing problems.

Disclosure of Invention

The present invention is directed to a papermaking roll that solves the problems set forth above in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a papermaking roller, which comprises a supporting mechanism, a first mounting plate, a first papermaking roller, a second papermaking roller, a guide mechanism, an adjusting mechanism, a connecting bottom plate, a second mounting plate, a limiting motor and a fixed motor,

the upper end surface of the connecting bottom plate is symmetrically and fixedly connected with a supporting mechanism, the supporting mechanism comprises a supporting plate, fixing chutes and gear grooves, the inner end surface of the supporting plate is symmetrically provided with the fixing chutes for guiding, the gear grooves are centrosymmetrically arranged at the positions, close to the fixing chutes, of the inner end surface of the supporting plate, the outer end surface of the supporting plate is symmetrically provided with two groups of guide grooves,

the inner end face of the supporting mechanism is connected with a guide mechanism in a meshed mode, the lower end face of the guide mechanism is fixedly connected with an adjusting mechanism, the side end face of the guide mechanism is rotatably clamped with a first papermaking roller, the side end face of the adjusting mechanism is rotatably clamped with a second papermaking roller, the side end face of the first papermaking roller is rotatably clamped with a first mounting plate, the first papermaking roller is fixedly connected with a fixed motor by penetrating through the first mounting plate, the side end face of the second papermaking roller is rotatably clamped with a second mounting plate, the second papermaking roller is fixedly connected with a limiting motor by penetrating through the second mounting plate, the first mounting plate, the second mounting plate, the limiting motor and the fixed motor are all slidably clamped on the inner end face of the supporting mechanism, and connecting clamping blocks identical to the rear end face of the positioning seat are arranged on the rear end faces of the first mounting plate and the second mounting plate, the sliding clamping connection can be carried out in the guide groove during up-and-down displacement, so that up-and-down displacement is convenient to follow-up, and meanwhile, the stability of follow-up displacement can be improved.

Specifically, the adjusting mechanism comprises a guide clamping plate, a fixing plate, a limiting gear, a connecting motor, a motor seat, a mounting groove, a gear ring, a clamping gear, a fixed crankshaft and a fixing seat, wherein the mounting groove for positioning is formed in the inner end surface of the fixing plate close to the bottom, the limiting gear is symmetrically and fixedly connected to the outer end surface of the fixing plate close to the mounting groove, the gear ring is fixedly clamped on the fixing plate through the mounting groove, the inner end surface of the gear ring is rotatably engaged with the clamping gear, the connecting motor is rotatably clamped on the rear end surface of the clamping gear, the motor seat for installation is fixedly connected on the front end surface of the connecting motor, the fixed crankshaft is fixedly connected at the center of the front end surface of the clamping gear, the clamping gear is fixedly connected with the guide clamping plate through the fixed crankshaft, and the fixing seat is fixedly clamped on the, when adjusting the distance between first papermaking roller and the second papermaking roller, two sets of limit gear and joint gear and fixed crankshaft's linkage combination can guarantee all the time that the direction cardboard carries out linear displacement, and the driven mode of meshing between joint gear and the gear ring can effectively improve the stability and the accurate nature that the direction cardboard carries out the displacement, and convenient follow-up carries out quick regulation to the whole height of fixing base, has improved the adaptability of device to the semi-manufactured goods cardboard of different thickness.

Specifically, stop gear is including gear housing and the mounting bracket of fixed connection in gear housing bottom that is used for the support, just mounting bracket carries out fixed connection with the outer terminal surface of fixed plate, the gear guide slot has been seted up to the side end face symmetry of direction cardboard, just the direction cardboard passes through the gear guide slot and is connected with stop gear meshing, and two sets of stop gear can guarantee that the direction cardboard carries out stable displacement on the linearity, has improved the stability of the follow-up displacement of follow-up direction cardboard.

Specifically, connect the preceding terminal surface fixedly connected with of motor and connect the bent axle, just connect the motor and rotate the joint through connecting bent axle and joint gear, connect the bent axle and can follow joint gear revolve the time together rotation to make the bottom face of direction cardboard keep unanimous with the vertical direction in the inside centre of a circle of ring gear all the time, and then make the direction cardboard carry out the displacement along the linearity all the time.

The fixing seat comprises a plate body used for supporting, a groove body arranged at the center of the front end face of the plate body and sliding blocks symmetrically fixed on the rear end face of the plate body, wherein the sliding blocks are in adaptive sliding connection with the guide grooves, and the stability of the fixing seat in displacement on the supporting mechanism can be effectively improved.

Specifically, the guide mechanism comprises positioning plates, driving gears, connecting gears, protection plates, a mounting motor and positioning seats, wherein the front end face of each protection plate is fixedly connected with the mounting motor for supporting, the front end face of each mounting motor is fixedly connected with the corresponding positioning plate, the driving gears are symmetrically and rotatably clamped between the two groups of positioning plates and are fixedly connected with the mounting motor, the connecting gears are fixedly connected to the centers of the outer end faces of the driving gears, the positioning seats for positioning are fixedly connected to the centers of the outer end faces of the positioning plates, when the tightness of semi-finished paperboards is adjusted, the mounting motor can drive the two groups of driving gears to be meshed and rotated in opposite directions, so that the two groups of connecting gears are driven to be rotated in opposite directions, the connecting gears are centrally and symmetrically distributed outside the positioning plates, and gear grooves are also centrally and symmetrically distributed, make two sets of connection gears mesh with corresponding gear groove respectively to make when rotating, can drive guiding mechanism toward a direction linear displacement, improved the follow-up stability of carrying out the displacement.

Specifically, the connecting gear is equipped with two sets ofly altogether, and is two sets of the connecting gear is central symmetric distribution in the both sides of locating plate, the fixed orifices has been seted up to the outer terminal surface of locating plate, just the joint is rotated with the driving gear to the fixed orifices, conveniently follows the location and the connection that carry out swift to the driving gear, improves the follow-up stability of assembling.

Specifically, the positioning seat rear end face is symmetrically and fixedly connected with clamping blocks, the clamping blocks are matched with the guide grooves, the guide mechanism is connected to the outer end face of the supporting mechanism in a sliding mode through the matching of the clamping blocks and the guide grooves, and therefore the displacement stability of the guide mechanism can be effectively improved.

Specifically, the connecting gear is matched with the gear groove, and the guide mechanism is matched with the gear groove through the connecting gear and is in sliding meshed connection with the supporting mechanism, so that the stability of displacement of the follow-up guide mechanism on the supporting mechanism can be improved.

Compared with the prior art, the invention has the following beneficial effects:

(1) the invention can be provided with a guide mechanism, two groups of meshed driving gears in the guide mechanism can drive the connecting gear to rotate in a meshed mode, the connecting gear can be meshed with the gear groove, and the stability of transmission can be effectively improved in a meshed transmission mode, so that the tension of a paper board passing through the first paper-making roller and the second paper-making roller is conveniently adjusted, the subsequent paper board processing efficiency is improved, the adaptability of the device is improved, and the paper board production efficiency is further ensured.

(2) According to the invention, the adjusting mechanism is arranged, so that the pressing height between the first papermaking roller and the second papermaking roller can be rapidly adjusted, the pressing of semi-finished paperboards with different thicknesses is met, the distance between the first papermaking roller and the second papermaking roller is increased, the paperboards with different thicknesses can be conveniently and rapidly pressed, the adaptability of the device is improved, and the production efficiency of the paperboards is further improved.

(3) The invention can quickly and stably adjust the distance between the first papermaking roller and the second papermaking roller, and can adjust the overall height of the device during the paper board laminating by arranging the guide mechanism, thereby adjusting the paper board tensioning degree during the paper board laminating, and a user can only adjust the laminating height of the device by the guide mechanism, and the two adjusting modes can effectively improve the adaptability of the device and the processing efficiency of the paper board.

Drawings

FIG. 1 is an exploded view of a body of the present invention;

FIG. 2 is an assembled view of the body of the present invention;

FIG. 3 is a schematic structural view of the support mechanism of the present invention;

FIG. 4 is an exploded view of the guide mechanism of the present invention;

FIG. 5 is an exploded side view of the guide mechanism of the present invention;

FIG. 6 is an assembly view of the guide mechanism of the present invention;

FIG. 7 is an exploded view of the adjustment mechanism of the present invention;

fig. 8 is an assembly view of the adjustment mechanism of the present invention.

In the figure: 1-a supporting mechanism, 2-a first mounting plate, 3-a first papermaking roller, 4-a second papermaking roller, 5-a guiding mechanism, 6-an adjusting mechanism, 7-a connecting bottom plate, 8-a second mounting plate, 9-a limiting motor, 10-a fixed motor, 101-a supporting plate, 102-a fixed sliding chute, 103-a gear groove, 501-a positioning plate and 502-a driving gear, 503-connecting gear, 504-protection plate, 505-mounting motor, 506-positioning seat, 601-guide clamping plate, 602-fixing plate, 603-limit gear, 604-connecting motor, 605-motor seat, 606-mounting groove, 607-gear ring, 608-clamping gear, 609-fixing crankshaft and 610-fixing seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, an embodiment of the present invention: a papermaking roller comprises a supporting mechanism 1, a first mounting plate 2, a first papermaking roller 3, a second papermaking roller 4, a guide mechanism 5, an adjusting mechanism 6, a connecting bottom plate 7, a second mounting plate 8, a limiting motor 9 and a fixing motor 10; the upper end face of the connecting bottom plate 7 is symmetrically and fixedly connected with a supporting mechanism 1, the supporting mechanism 1 comprises a supporting plate 101, a fixed chute 102 and a gear groove 103, the inner end face of the supporting plate 101 is symmetrically provided with the fixed chute 102 for guiding, the inner end face of the supporting plate 101 is centrally and symmetrically provided with the gear groove 103 near the fixed chute 102, the outer end face of the supporting plate 101 is symmetrically provided with two groups of guide grooves, the inner end face of the supporting mechanism 1 is connected with a guiding mechanism 5 in a meshing manner, the lower end face of the guiding mechanism 5 is fixedly connected with an adjusting mechanism 6, the side end face of the guiding mechanism 5 is rotationally clamped with a first papermaking roller 3, the side end face of the adjusting mechanism 6 is rotationally clamped with a second papermaking roller 4, the side end face of the first papermaking roller 3 is rotationally clamped with a first mounting plate 2, and the first papermaking roller 3 is fixedly connected with a, the joint has second mounting panel 8 in the side end face rotation of second papermaking roller 4, and second papermaking roller 4 link up the spacing motor 9 of 8 fixedly connected with of second mounting panel, first mounting panel 2, second mounting panel 8, spacing motor 9 and fixed motor 10 all slide the joint at the interior terminal surface of supporting mechanism 1, the rear end face of first mounting panel 2 and second mounting panel 8 all is equipped with the connection fixture block the same with positioning seat 506 rear end face, the slip joint can be inside the guide slot when upper and lower displacement, convenient follow-up displacement from top to bottom that carries on, also can improve the follow-up stability of carrying on the displacement simultaneously.

Specifically, the adjusting mechanism 6 includes a guiding clamping plate 601, a fixing plate 602, a limiting gear 603, a connecting motor 604, a motor base 605, a mounting groove 606, a gear ring 607, a clamping gear 608, a fixed crankshaft 609 and a fixing base 610, the inner end surface of the fixing plate 602 near the bottom is provided with the mounting groove 606 for positioning, the outer end surface of the fixing plate 602 near the mounting groove 606 is symmetrically and fixedly connected with the limiting gear 603, the fixing plate 602 is fixedly clamped with the gear ring 607 through the mounting groove 606, the inner end surface of the gear ring 607 is rotatably engaged with the clamping gear 608, the rear end surface of the clamping gear 608 is rotatably clamped with the connecting motor 604, the front end surface of the connecting motor 604 is fixedly connected with the motor base 605 for mounting, the center of the front end surface of the clamping gear 608 is fixedly connected with the fixed crankshaft 609, the clamping gear 608 is fixedly connected with the guiding clamping plate 601 through the fixed crankshaft 609, the, when adjusting the distance between first papermaking roller 3 and the second papermaking roller 4, two sets of limit gear 603 and joint gear 608 and fixed crankshaft 609's linkage combination can guarantee all the time that direction cardboard 601 carries out linear displacement, meshing driven mode between joint gear 608 and the gear ring 607 simultaneously, can effectively improve the stability and the accurate nature that direction cardboard 601 carries out the displacement, convenient follow-up regulation fast is carried out to fixing base 610 whole height, the adaptability of device to the semi-manufactured cardboard of different thickness has been improved.

Specifically, limiting gear 603 is including being used for the gear casing and the mounting bracket of fixed connection in the gear casing bottom that support, and the outer terminal surface of mounting bracket and fixed plate 602 carries out fixed connection, and the gear guide slot has been seted up to the side end face symmetry of direction cardboard 601, and direction cardboard 601 meshes with limiting gear 603 through the gear guide slot and is connected, and two sets of limiting gear 603 can guarantee that direction cardboard 601 carries out stable displacement on the linearity, has improved the stability of the follow-up displacement of follow-up direction cardboard 601.

Specifically, the front end face of the connecting motor 604 is fixedly connected with a connecting crankshaft, the connecting motor 604 is connected with the clamping gear 608 through the connecting crankshaft in a rotating manner, and the connecting crankshaft can rotate along with the clamping gear 608, so that the bottom end face of the guide clamping plate 601 is always consistent with the vertical direction of the inner circle center of the gear ring 607, and the guide clamping plate 601 is always linearly displaced.

Specifically, fixing base 610 is including the plate body that is used for the support, set up the cell body and the symmetry of terminal surface center department before the plate body and fix the slider at plate body rear end face, slider and guide slot looks adaptation sliding connection, can effectively improve the stability of fixing base 610 displacement on supporting mechanism 1.

Specifically, the guiding mechanism 5 includes a positioning plate 501, a driving gear 502, a connecting gear 503, a protection plate 504, a mounting motor 505 and a positioning seat 506, the front end surface of the protection plate 504 is fixedly connected with the mounting motor 505 for supporting, the front end surface of the mounting motor 505 is fixedly connected with the positioning plate 501, the driving gears 502 are symmetrically and rotatably clamped between the two sets of positioning plates 501, the driving gear 502 is fixedly connected with the mounting motor 505, the connecting gear 503 is fixedly connected to the center of the outer end surface of the driving gear 502, the positioning seat 506 for positioning is fixedly connected to the center of the outer end surface of the positioning plate 501, when adjusting the tightness of the semi-finished paperboard, the mounting motor 505 can drive the two sets of driving gears 502 to mesh and rotate in opposite directions, and further drive the two sets of connecting gears 503 to rotate in opposite directions, and the connecting gears 503 are centrally and, and the gear grooves 103 are also centrosymmetric, so that the two groups of connecting gears 503 are respectively meshed with the corresponding gear grooves 103, and the guide mechanism 5 can be driven to linearly displace in one direction when rotating, thereby improving the stability of subsequent displacement.

Specifically, the connecting gears 503 are provided with two sets, the two sets of connecting gears 503 are distributed on two sides of the positioning plate 501 in a central symmetry manner, the outer end face of the positioning plate 501 is provided with a fixing hole, the fixing hole is rotatably clamped with the driving gear 502, the driving gear 502 is conveniently and quickly positioned and connected in a follow-up manner, and the follow-up stability of assembling is improved.

Specifically, the rear end face of the positioning seat 506 is symmetrically and fixedly connected with a clamping block, the clamping block is matched with the guide groove, and the guide mechanism 5 is slidably connected to the outer end face of the supporting mechanism 1 through the matching of the clamping block and the guide groove, so that the displacement stability of the guide mechanism 5 can be effectively improved.

Specifically, the connecting gear 503 is matched with the gear groove 103, and the guide mechanism 5 is in sliding engagement with the support mechanism 1 through the matching of the connecting gear 503 and the gear groove 103, so that the stability of the displacement of the subsequent guide mechanism 5 on the support mechanism 1 can be improved.

The working principle is as follows: when the paper board making machine is used, as shown in fig. 1 and 2, a semi-finished paper board can pass through the space between the first paper making roller 3 and the second paper making roller 4, at the moment, the limiting motor 9 and the fixed motor 10 can drive the first paper making roller 3 and the second paper making roller 4 to rotate, and then the semi-finished paper board is pressed and passed through the gap, so that the semi-finished paper board is higher in uniformity and convenient to process subsequently;

if the tightness of the semi-finished paperboard before pressing is required to be adjusted, as shown in fig. 1, 4, 5 and 6, at this time, a user can start the installation motor 505 through the external control mechanism, the installation motor 505 can drive the two sets of driving gears 502 to rotate in opposite directions, and further drive the two sets of connecting gears 503 to rotate in opposite directions, and meanwhile, because the connecting gears 503 are meshed with the gear grooves 103, the two sets of connecting gears 503 can drive the positioning seats 506 to linearly displace in one direction, so that the guide mechanism 5 drives the adjusting mechanism 6 to linearly displace, thereby conveniently adjusting the tightness of the paperboard passing between the first papermaking roller 3 and the second papermaking roller 4, and improving the efficiency of subsequent processing;

if the pressing height between the first papermaking roll 3 and the second papermaking roll 4 needs to be adjusted, so as to satisfy the pressing of semi-finished paper boards with different thicknesses, as shown in fig. 1, fig. 2, fig. 7 and fig. 8, during the adjustment, a user can start the connection motor 604 through an external control mechanism, the connection motor 604 can drive the clamping gear 608 to perform circular motion inside the gear ring 607 through the connection crankshaft, meanwhile, during the rotation, the fixed crankshaft 609 is rotatably connected with the guide clamping plate 601, and the guide clamping plate 601 is engaged and connected with the two sets of limit gears 603, so the fixed crankshaft 609 can drive the guide clamping plate 601 to keep linear downward displacement, when the guide clamping plate 601 is displaced downward, the fixed seat 610 can be driven to displace downward, so that the distance between the first papermaking roll 3 and the second papermaking roll 4 is increased, thereby facilitating the rapid pressing of paper boards with different thicknesses, the adaptability of the device is improved.

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

Claims

1. A papermaking roll characterized by: the device comprises a supporting mechanism (1), a first mounting plate (2), a first papermaking roller (3), a second papermaking roller (4), a guide mechanism (5), an adjusting mechanism (6), a connecting bottom plate (7), a second mounting plate (8), a limiting motor (9) and a fixed motor (10);

the upper end face of the connecting bottom plate (7) is symmetrically and fixedly connected with a supporting mechanism (1), the supporting mechanism (1) comprises a supporting plate (101), fixed sliding chutes (102) and gear grooves (103), the inner end face of the supporting plate (101) is symmetrically provided with the fixed sliding chutes (102) for guiding, the positions, close to the fixed sliding chutes (102), of the inner end face of the supporting plate (101) are centrosymmetrically provided with the gear grooves (103), and the outer end face of the supporting plate (101) is symmetrically provided with two groups of guide grooves;

the meshing of the inner end face of the supporting mechanism (1) is connected with a guide mechanism (5) and is located a lower end face fixedly connected with adjusting mechanism (6) of the guide mechanism (5), the side end face of the guide mechanism (5) is connected with a first papermaking roller (3) in a rotating mode, the side end face of the adjusting mechanism (6) is connected with a second papermaking roller (4) in a rotating mode, the side end face of the first papermaking roller (3) is connected with a first mounting plate (2) in a rotating mode, the first papermaking roller (3) is connected with a fixed motor (10) in a rotating mode through penetrating through the first mounting plate (2), the side end face of the second papermaking roller (4) is connected with a second mounting plate (8) in a rotating mode, the second papermaking roller (4) penetrates through the second mounting plate (8) and is connected with a limiting motor (9), the first mounting plate (2), The second mounting plate (8), the limiting motor (9) and the fixed motor (10) are all connected with the inner end face of the supporting mechanism (1) in a sliding and clamping mode.

2. A papermaking roll according to claim 1, characterised in that: the adjusting mechanism (6) comprises a guide clamping plate (601), a fixing plate (602), a limiting gear (603), a connecting motor (604), a motor base (605), a mounting groove (606), a gear ring (607), a clamping gear (608), a fixed crankshaft (609) and a fixing seat (610), wherein the inner end surface of the fixing plate (602) is close to the bottom and is provided with the mounting groove (606) for positioning, the outer end surface of the fixing plate (602) is symmetrically and fixedly connected with the limiting gear (603) close to the mounting groove (606), the fixing plate (602) is fixedly clamped with the gear ring (607) through the mounting groove (606), the inner end surface of the gear ring (607) is rotatably engaged with the clamping gear (608), the rear end surface of the clamping gear (608) is rotatably clamped with the connecting motor (604), and the front end surface of the connecting motor (604) is fixedly connected with the motor base (605) for mounting, the clamping gear (608) is fixedly connected with a fixed crankshaft (609) in the center of the front end face of the clamping gear (608), the clamping gear (608) is fixedly connected with a guide clamping plate (601) through the fixed crankshaft (609), and a fixed seat (610) is rotationally clamped on the outer end face of the guide clamping plate (601).

3. A papermaking roll according to claim 2, characterised in that: the limiting gear (603) comprises a gear shell used for supporting and a mounting rack fixedly connected to the bottom of the gear shell, the mounting rack is fixedly connected with the outer end face of the fixing plate (602), gear guide grooves are symmetrically formed in the side end face of the guide clamping plate (601), and the guide clamping plate (601) is meshed and connected with the limiting gear (603) through the gear guide grooves.

4. A papermaking roll according to claim 3, characterised in that: the front end face of the connecting motor (604) is fixedly connected with a connecting crankshaft, and the connecting motor (604) is connected with a clamping gear (608) through the connecting crankshaft in a rotating mode.

5. A papermaking roll according to claim 4, characterised in that: the fixing seat (610) comprises a plate body used for supporting, a groove body arranged at the center of the front end face of the plate body and sliding blocks symmetrically fixed on the rear end face of the plate body, and the sliding blocks are in adaptive sliding connection with the guide grooves.

6. A papermaking roll according to claim 2, characterised in that: guiding mechanism (5) are including locating plate (501), driving gear (502), connecting gear (503), guard plate (504), installation motor (505) and positioning seat (506), the preceding terminal surface fixedly connected with of guard plate (504) is used for installing motor (505) that supports, just the preceding terminal surface fixedly connected with locating plate (501) of installation motor (505), two sets of the symmetry rotates the joint between locating plate (501) and has driving gear (502), just driving gear (502) with installation motor (505) carries out fixed connection, fixedly connected with connecting gear (503) are located to the outer terminal surface center of driving gear (502), the outer terminal surface center fixedly connected with of locating plate (501) is used for positioning seat (506) of location.

7. A papermaking roll according to claim 6, characterised in that: the installation motor (505) is provided with two sets of, and two sets of connecting gear (503) are central symmetry and distribute in the both sides of locating plate (501), the fixed orifices has been seted up to the outer terminal surface of locating plate (501), just the fixed orifices rotates the joint with driving gear (502).

8. A papermaking roll according to claim 7, characterised in that: the rear end face of the positioning seat (506) is symmetrically and fixedly connected with clamping blocks, the clamping blocks are matched with the guide grooves, and the guide mechanism (5) is matched with the guide grooves through the clamping blocks and is slidably connected to the outer end face of the supporting mechanism (1).

9. A papermaking roll according to claim 6, characterised in that: the connecting gear (503) is matched with the gear groove (103), and the guide mechanism (5) is matched with the gear groove (103) through the connecting gear (503) and is in sliding meshed connection with the supporting mechanism (1).