CN211169141U

CN211169141U - Device for controlling tension of paper winding machine

Info

Publication number: CN211169141U
Application number: CN201922061659.9U
Authority: CN
Inventors: 万琴慧; 罗勇; 曹鸽
Original assignee: Shanghai Jianda Paper Co ltd
Current assignee: Shanghai Jianda Paper Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-08-04
Anticipated expiration: 2029-11-21

Abstract

The utility model relates to a control winder tension device, including supporting module, stock form module and the lifting module of setting in stock form module both sides, lifting module slides and sets up on supporting the module. The roll paper module comprises a rotating shaft and a paper pressing roller which is coaxially and fixedly connected with the rotating shaft. The lifting module comprises a plurality of connecting blocks, a screw rod and a rotating wheel fixedly connected to one end of the screw rod, and two ends of the rotating shaft are respectively connected with the connecting blocks in a rotating mode. The supporting module comprises a support, a fixing plate and a limiting plate, wherein the fixing plate is provided with a U-shaped groove, the fixing plate is fixedly connected with the side wall of the support, and the limiting plate can be detachably fixed at the opening of the U-shaped groove of the fixing plate. And a threaded hole for penetrating the screw is formed in the limiting plate, and one end, far away from the rotating wheel, of the screw penetrates through the threaded hole and then is in transmission connection with the connecting block. The screw rods at the two ends of the paper pressing roller are rotated to enable the lifting block to move up and down, so that the paper pressing roller moves up and down, and the tension of paper is adjusted by pressing or keeping away from the paper through the paper pressing roller.

Description

Device for controlling tension of paper winding machine

Technical Field

The utility model belongs to the technical field of lithography apparatus part technique and specifically relates to a control winder tension device is related to.

Background

The existing winder is the first set of finishing equipment behind a paper machine, the winder drives paper coming off the winder to be uniformly wound by means of the self weight of a paper pressing roller and the rotating friction force of a paper winding cylinder, the winder enables the paper to be more uniform, and the production requirements of different papers can be met.

In the process of winding paper in the existing winder, paper produced by the paper extruder is usually wound on a steel winding roller for example by using a paper winding device. However, in the process of rolling paper, the paper needs to be tensioned with a certain force to be rolled on the steel paper rolling roller smoothly and tightly, so that the paper pressing rollers are arranged on one side of the paper rolling roller in parallel at different heights. Along with the increase of the length of the paper wound on the paper winding roller, the diameter of the paper winding is also increased continuously, the distance from the edge of the paper winding just beginning to contact with the paper to the edge of the paper pressing roller contacting with the paper is increased, and the tension of the paper between the paper pressing roller and the paper winding device is increased continuously.

When the diameter of the paper roll exceeds a preset size, the paper is broken due to over-tensioning, and the broken paper roll needs to be dismounted and replaced by a new paper winding roller to continue winding the paper. The whole process not only damages the paper, but also takes trouble and labor when the paper winding roller is replaced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a control winder tension device, thereby it has the advantage through the rate of tension of the high regulation paper of adjusting the dancer roll for the paper roll.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a tension device of a paper winding machine comprises a supporting module, a paper winding module and lifting modules arranged on two sides of the paper winding module, wherein the lifting modules are arranged on the supporting module in a sliding mode;

the roll paper module comprises a rotating shaft and a paper pressing roller which is coaxially and fixedly connected with the rotating shaft;

the lifting module comprises a plurality of connecting blocks, a screw rod and a rotating wheel fixedly connected to one end of the screw rod, and two ends of the rotating shaft are respectively and rotatably connected with the connecting blocks;

the supporting module comprises a bracket, a fixed plate and a limiting plate, wherein the fixed plate is provided with a U-shaped groove, the fixed plate is fixedly connected with the side wall of the bracket, and the limiting plate is detachably fixed at the opening of the U-shaped groove of the fixed plate;

the limiting plate is provided with a threaded hole for the screw to penetrate through, and one end, far away from the rotating wheel, of the screw penetrates through the threaded hole and then is in transmission connection with the connecting block.

Through the technical scheme, the rotating wheels at the two ends of the paper pressing roller are rotated simultaneously, so that the two screws respectively drive the connecting blocks to move up and down in the U-shaped grooves in the fixing plate, and the height of the paper pressing roller relative to the paper winding roller is adjusted. When the tension degree of the paper roll is smaller, the paper pressing roller is driven to move downwards to press the paper to increase the tension degree; when the tension of the paper roll exceeds the standard, the platen roller is driven to move upwards, and the length of the paper between the platen roller and the paper roll is reduced to reduce the tension. The tension degree of the paper is adjusted, so that the paper is not easy to break, and the working efficiency is improved.

The utility model discloses further set up to: the connecting block is embedded in the U-shaped groove of the fixing plate, and the inner side wall of the fixing plate is matched with the sliding groove in a sliding mode in the length direction of the fixing plate.

Through above-mentioned technical scheme, the spout on the connecting block and the inside wall of fixed plate cooperation of sliding make the fixed plate can be stable reciprocate in the fixed plate, be difficult for droing.

The utility model discloses further set up to: the tensioning is provided with the belt between two adjacent runners, the runner has been seted up and has been rotated the groove, the belt inlays to establish the tensioning and is in rotate the inslot.

Through the technical scheme, the rotating wheels at the two ends of the paper pressing roller are enabled to rotate simultaneously by rotating the belt, so that the screw rod is enabled to move up and down simultaneously, the axis of the paper pressing roller is guaranteed to be parallel to the axis of the paper winding roller at all times, and the smoothness of paper winding is improved. The rotating groove prevents the belt from falling off from the rotating wheel when rotating, and the working stability of the belt is improved.

The utility model discloses further set up to: and a bearing is fixedly connected in the connecting block, and two ends of the rotating shaft are in running fit in the bearing and penetrate out of the bearing.

Through above-mentioned technical scheme, the bearing is convenient for on the one hand be connected the axis of rotation with the connecting block, and on the other hand makes the axis of rotation when reciprocating, does not influence the rotation of self equally.

The utility model discloses further set up to: the one end that the bearing was kept away from to the axis of rotation is provided with the encoder, the input shaft of encoder with the axis of rotation transmission is connected, the encoder with be fixed with the connecting plate between the connecting block.

Through above-mentioned technical scheme, connect the computer with the data line on the encoder, can pass through the form output of signal of telecommunication with the rotational speed and the output equivalent weight of axis of rotation on the computer, the staff of being convenient for observes the analysis to the data of output. The connecting plate is effectual fixes the encoder on the connecting block, has increased the stability that axis of rotation and encoder are connected.

The utility model discloses further set up to: the connecting block is provided with a positioning piece, the positioning piece comprises a U-shaped bolt, an elastic piece and a thrust plate, and the fixing plate is provided with a plurality of positioning holes for inserting one end of the bolt;

the other end of the bolt penetrates through the connecting block and can be detachably and fixedly connected with the thrust plate, the elastic piece is sleeved on the bolt, one end of the elastic piece is fixedly connected with the thrust plate, and the other end of the elastic piece is elastically abutted to the outer side wall of the connecting block.

Through above-mentioned technical scheme, having adjusted the position of connecting block after, tensile bolt, the elastic component pressurized at this moment contracts and accumulates elasticity, rotates the bolt and makes the other end of bolt insert and establish in the locating hole, and the elastic component resumes naturally that drive thrust plate keeps away from the connecting block for the connecting block is fixed on the fixed plate, has increased dancer roll job stabilization nature.

The utility model discloses further set up to: the limiting plate is provided with connecting holes at two ends along the length direction of the limiting plate, bolts are arranged in the connecting holes, and one ends of the bolts penetrate through the connecting holes and then are in threaded connection with the fixing plate.

Through above-mentioned technical scheme, the bolt passes connecting hole on the limiting plate and makes the limiting plate fix on the fixed plate on the one hand with fixed plate threaded connection, and on the other hand is convenient for dismantle the limiting plate when changing connecting block and bearing.

The utility model discloses further set up to: the stock form module still includes paper winding roll and paper feed cylinder, paper winding roll rotates to set up one side of support and with the dancer roll is parallel to each other, paper feed cylinder is higher than the dancer roll just sets up the support is kept away from one side of paper winding roll, paper feed cylinder's both ends with the support rotates the connection.

Through the technical scheme, the paper pressing roller is arranged between the paper winding roller and the paper feed cylinder, so that the paper can have a certain tension degree, and can be wound on the paper winding roller smoothly.

To sum up, the utility model discloses a beneficial technological effect does:

1. set up the lift module through the both ends at the dancer roll, lift module includes connecting block, screw rod and runner, and the both ends of dancer roll axis of rotation are rotated and are set up on the connecting block, pass the limiting plate through the screw rod screw thread and are connected with the connecting block transmission, and the screw rod at rotatory dancer roll both ends makes the elevator reciprocate to make the dancer roll reciprocate, compress tightly or keep away from the rate of tension that the paper adjusted the paper. When the diameter of the paper roll is increased, the paper pressing roller is moved upwards, the pressure of the paper pressing roller on the paper is reduced, the paper is not easy to break, and the working efficiency is improved.

2. The rotating grooves are formed in the rotating wheels fixedly connected with one ends of the screw rods, the belt is tensioned in the two rotating grooves, the rotating grooves prevent the belt from falling off from the rotating wheels when the belt rotates, and the stability of the belt in working is improved. The rotating wheels at the two ends of the paper pressing roller are enabled to rotate simultaneously by rotating the belt, so that the screw rod is enabled to move up and down simultaneously, the axis of the paper pressing roller is guaranteed to be parallel to the axis of the paper winding roller at all times, and the smoothness of paper winding is improved.

3. Through setting up the setting element on the connecting block, the setting element includes bolt, elastic component and the thrust plate of U-shaped, and the locating hole of establishing is inserted to the one end of offering a plurality of confessions bolt on the fixed plate, and the other end of bolt passes the connecting block and can dismantle fixed connection with the thrust plate, and the elastic component cover supports tightly between thrust plate and connecting block after establishing the bolt. The fixing between the connecting block and the fixing plate is realized by inserting the stretching bolt into the positioning hole, and the working stability of the paper pressing roller is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Reference numerals: 1. a support module; 11. a support; 12. a fixing plate; 121. positioning holes; 13. a limiting plate; 1321. a bolt; 2. a roll paper module; 21. a rotating shaft; 211. an encoder; 212. a connecting plate; 22. a platen roller; 23. a paper winding roller; 24. a paper feeding cylinder; 3. a lifting module; 31. connecting blocks; 311. a chute; 312. a bearing; 32. a screw; 33. a rotating wheel; 331. a belt; 332. a rotating groove; 34. a positioning member; 341. a bolt; 342. an elastic member; 343. a thrust plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a control winder tension device, including supporting module 1, stock form module 2 and the lifting module 3 of setting in stock form module 2 both sides, lifting module 3 slides and sets up on supporting module 1.

Referring to fig. 1, the support module 1 includes a support 11, the support 11 is composed of a support platform and support rods, and the support rods are symmetrically arranged and vertically and fixedly connected to the support platform. A paper winding roller 23 for winding paper is rotatably connected between the supporting tables, a paper feeding cylinder 24 is rotatably connected to the supporting rod, and a fixing plate 12 with a U-shaped groove and a limiting plate 13 detachably fixed on the fixing plate 12 are fixedly connected to one side of the supporting rod in an integrated mode.

Referring to fig. 1 and 2, the roll paper module 2 includes a rotation shaft 21, a platen roller 22 for pressing paper is coaxially and fixedly connected to an outer circumferential surface of the rotation shaft 21, and the platen roller 22 is disposed between the roll paper 23 and the paper feed cylinder 24 in parallel. The paper passes through the upper end of the paper feeding cylinder 24, passes through the lower end of the paper pressing roller 22 and is fixed on the winding roller 23. The tension is increased by pressing the paper between the winding roller 23 and the paper feed cylinder 24 by the platen roller 22, thereby facilitating smooth winding of the paper on the winding roller 23.

Referring to fig. 2, the lifting module 3 includes connection blocks 31 slidably disposed in the U-shaped grooves of the fixing plate 12, respectively, bearings 312 are fixedly connected in the connection blocks 31, and both ends of the rotating shaft 21 are rotatably fitted in the bearings 312 and pass through the bearings 312. The bearing 312 facilitates the connection of the rotating shaft 21 to the connecting block 31, and prevents the rotating shaft 21 from affecting its rotation when moving up and down.

The one end that bearing 312 was kept away from to axis of rotation 21 is provided with encoder 211, and the input shaft of encoder 211 is connected with axis of rotation 21 transmission, is fixed with connecting plate 212 between encoder 211 and the connecting block 31, and connecting plate 212 is effectual fixes encoder 211 on connecting block 31, has increased the stability that axis of rotation 21 and encoder 211 are connected. The data line on the encoder 211 is connected with a computer, so that the rotating speed and the output equivalent of the rotating shaft 21 can be output to the computer in the form of electric signals, and the output data can be observed and analyzed conveniently by workers.

Referring to fig. 3, the connecting block 31 has two sliding grooves 311 on two sides thereof, and after the connecting block 31 is embedded in the U-shaped groove of the fixing plate 12, the inner side wall of the fixing plate 12 is slidably engaged with the sliding grooves 311 along the length direction of the fixing plate 12. The sliding grooves 311 on the connecting block 31 are in sliding fit with the inner side wall of the fixing plate 12, so that the fixing plate 12 can stably move up and down in the fixing plate 12 and is not easy to fall off. One end transmission of connecting block 31 is connected with screw rod 32, offers the screw hole that matches with screw rod 32 on the limiting plate 13, rotates screw rod 32 and can make screw rod 32 reciprocate for limiting plate 13 to drive connecting block 31 and slide from top to bottom in the U-shaped inslot of fixed plate 12.

The connecting block 31 is provided with a positioning member 34, the positioning member 34 includes a U-shaped plug 341, the fixing plate 12 is provided with a plurality of positioning holes 121 for inserting one end of the plug 341, and the other end of the plug 341 penetrates through the connecting block 31 and is in threaded connection with a circular thrust plate 343. The plug 341 is sleeved with an elastic member 342, in this embodiment, the elastic member 342 is preferably a spring, and the elastic member 342 is tightly pressed between the thrust plate 343 and the connecting block 31.

After the position of the connecting block 31 is adjusted, the plug 341 is stretched, the elastic member 342 is compressed and contracted to accumulate elastic force, the plug 341 is rotated to enable the other end of the plug 341 to be inserted into the positioning hole 121, the elastic member 342 naturally restores to drive the thrust plate 343 to be far away from the connecting block 31, so that the connecting block 31 is fixed on the fixing plate 12, and the stability of the operation of the platen roller 22 is improved. When the height of the platen roller 22 needs to be adjusted, the tension latch 341 makes the thrust plate 343 approach the connecting block 31, and the elastic member 342 is compressed and contracted. When the end of the plug 341 is pulled to be separated from the positioning hole 121, the plug 341 is rotated and the external force applied to the plug 341 is released, and the elastic member 342 naturally stretches to drive the other end of the plug 341 to abut against the side wall of the connecting block 31.

Referring to fig. 2, the limiting plate 13 is provided with connecting holes at both ends thereof in the length direction, a bolt 1321 is provided in the connecting hole, and one end of the bolt 1321 is threaded to the fixing plate 12 after passing through the connecting hole. The bolt 1321 is threaded with the fixing plate 12 through the connecting hole, so that the limiting plate 13 can be fixed on the fixing plate 12 on the one hand, and the limiting plate 13 is convenient to detach when the connecting block 31 and the bearing 312 are replaced on the other hand.

Referring to fig. 3, a circular rotating wheel 33 is fixedly connected to an end of the screw rod 32 away from the connecting block 31, and the screw rod 32 can move up and down by rotating the rotating wheel 33. The outer circumferential surface of the rotating wheel 33 is provided with a rotating groove 332, the belt 331 is arranged in the two rotating grooves 332 in a tensioning manner, the rotating grooves 332 prevent the belt 331 from falling off from the rotating wheel 33 during rotation, and the working stability of the belt 331 is improved. The rotating belt 331 enables the runners 33 at the two ends of the platen roller 22 to rotate simultaneously, so that the screw rod 32 moves up and down simultaneously, the axial line of the platen roller 22 is ensured to be parallel to the axial line of the winding roller 23 at any time, and the smoothness of the paper roll is improved.

The implementation principle of the embodiment is as follows: when the tension of the paper between the winding roller 23 and the paper feeding drum 24 exceeds a standard, the plug 341 is first pulled to make the thrust plate 343 close to the connecting block 31, and the elastic member 342 is compressed. When the end of the plug 341 is pulled to be separated from the positioning hole 121, the plug 341 is rotated and the external force applied to the plug 341 is released, and the elastic member 342 naturally stretches to drive the other end of the plug 341 to abut against the side wall of the connecting block 31.

The belt 331 is rotated to enable the runners 33 at the two ends of the paper pressing roller 22 to simultaneously rotate clockwise, so that the screw 32 moves downwards relative to the limiting plate 13 and drives the connecting block 31 to move upwards, the paper pressing roller 22 moves upwards relative to the paper feeding cylinder 24, the length of paper between the paper winding roller 23 and the paper feeding cylinder 24 is reduced to reduce the tension, and the paper is not easy to break when being wound.

After the position of the connecting block 31 is adjusted, the plug 341 is stretched, the elastic member 342 is compressed and contracted to accumulate elastic force, the plug 341 is rotated to enable the other end of the plug 341 to be inserted into the positioning hole 121, the elastic member 342 naturally restores to drive the thrust plate 343 to be far away from the connecting block 31, so that the connecting block 31 is fixed on the fixing plate 12, and the stability of the operation of the platen roller 22 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A tension device for controlling a paper winding machine is characterized in that: the paper winding device comprises a supporting module (1), a paper winding module (2) and lifting modules (3) arranged on two sides of the paper winding module (2), wherein the lifting modules (3) are arranged on the supporting module (1) in a sliding mode;

the roll paper module (2) comprises a rotating shaft (21) and a platen roller (22) which is coaxially and fixedly connected with the rotating shaft (21);

the lifting module (3) comprises a plurality of connecting blocks (31), a screw rod (32) and a rotating wheel (33) fixedly connected to one end of the screw rod (32), and two ends of the rotating shaft (21) are respectively in rotating connection with the connecting blocks (31);

the supporting module (1) comprises a support (11), a fixing plate (12) provided with a U-shaped groove and a limiting plate (13), wherein the fixing plate (12) is fixedly connected with the side wall of the support (11), and the limiting plate (13) is detachably fixed at an opening of the U-shaped groove of the fixing plate (12);

the limiting plate (13) is provided with a threaded hole for the screw rod (32) to penetrate through, and one end, far away from the rotating wheel (33), of the screw rod (32) penetrates through the threaded hole and then is in transmission connection with the connecting block (31).

2. A device for controlling the tension of a reel-up as claimed in claim 1, characterized in that: the connecting plate is characterized in that sliding grooves (311) are respectively formed in two sides of the connecting block (31), the connecting block (31) is embedded in a U-shaped groove of the fixing plate (12), and the inner side wall of the fixing plate (12) is matched with the sliding grooves (311) in a sliding mode along the length direction of the fixing plate (12).

3. A device for controlling the tension of a reel-up as claimed in claim 1, characterized in that: two adjacent the tensioning is provided with belt (331) between runner (33), runner (33) are last to have seted up and to have rotated groove (332), belt (331) are inlayed and are established the tensioning and are in rotate in groove (332).

4. A device for controlling the tension of a reel-up as claimed in claim 3, characterized in that: the bearing (312) is fixedly connected in the connecting block (31), and two ends of the rotating shaft (21) are rotatably matched in the bearing (312) and penetrate out of the bearing (312).

5. A device for controlling the tension of a reel-up as claimed in claim 4, characterized in that: the one end that axis of rotation (21) kept away from bearing (312) is provided with encoder (211), the input shaft of encoder (211) with axis of rotation (21) transmission is connected, encoder (211) with be fixed with connecting plate (212) between connecting block (31).

6. A device for controlling the tension of a reel-up as claimed in claim 1, characterized in that: a positioning piece (34) is arranged on the connecting block (31), the positioning piece (34) comprises a U-shaped plug pin (341), an elastic piece (342) and a thrust plate (343), and a plurality of positioning holes (121) for inserting one end of the plug pin (341) are formed in the fixing plate (12);

the other end of the plug pin (341) penetrates through the connecting block (31) to be detachably and fixedly connected with the thrust plate (343), the elastic piece (342) is sleeved on the plug pin (341), one end of the elastic piece is fixedly connected with the thrust plate (343), and the other end of the elastic piece is elastically abutted against the outer side wall of the connecting block (31).

7. A device for controlling the tension of a reel-up as claimed in claim 1, characterized in that: the limiting plate (13) is provided with connecting holes at two ends along the length direction of the limiting plate respectively, a bolt (1321) is arranged in each connecting hole, and one end of the bolt (1321) penetrates through each connecting hole and then is in threaded connection with the fixing plate (12).

8. A device for controlling the tension of a reel-up as claimed in claim 1, characterized in that: the stock form module (2) still includes paper winding roller (23) and paper feed cylinder (24), paper winding roller (23) rotate to set up support (11) one side and with dancer roll (22) are parallel to each other, paper feed cylinder (24) are higher than dancer roll (22) and set up support (11) are kept away from one side of paper winding roller (23), the both ends of paper feed cylinder (24) with support (11) rotate to be connected.