阅读说明：本技术 一种用于卷纸机自动引纸的机构 (Automatic paper guiding mechanism for paper winding machine ) 是由 刘文明 黄尊宏 张飞 方承文 陈文杰 于 2021-09-06 设计创作，主要内容包括：本发明公开了一种用于卷纸机自动引纸的机构,包括卷纸机台,所述卷纸机台上设置有用于纸张传送的引纸辊芯,所述卷纸机台上且位于引纸辊芯的上方设置有多维度的气动剥离机构,所述气动剥离机构用于将引纸辊芯上的纸条吹离,通过气动剥离机构的设置,即通过螺母座一在螺杆一上沿水平方向移动,带动螺母座一两侧的L型侧板在水平方上移动,对气管在水平方向上的位置进行调整,并通过转动推动杆推动气管安装架在竖直方向上移动,对气管在竖直方向上的位置进行调整,同时通过转动手轮调整气管在气管安装架上的出风角度,从而实现气管在使用过程中的多维度调整,提高气管对引纸辊芯的吹送效果。(The invention discloses an automatic paper feeding mechanism for a paper winding machine, which comprises a paper winding machine table, wherein a paper feeding roller core for conveying paper is arranged on the paper winding machine table, a multi-dimensional pneumatic stripping mechanism is arranged on the paper winding machine table and above the paper feeding roller core and used for blowing off paper strips on the paper feeding roller core, through the arrangement of the pneumatic stripping mechanism, a nut seat I moves on a screw rod I along the horizontal direction to drive L-shaped side plates on two sides of the nut seat I to move in the horizontal direction, the position of an air pipe in the horizontal direction is adjusted, a push rod is rotated to push an air pipe installation frame to move in the vertical direction, the position of the air pipe in the vertical direction is adjusted, and meanwhile, the air outlet angle of the air pipe on the air pipe installation frame is adjusted through rotating a hand wheel, so that the multi-dimensional adjustment of the air pipe in the use process is realized, improve the blowing effect of the air pipe on the paper guide roller core.)

1. The utility model provides a mechanism for automatic paper of drawing of winder, includes stock form board (1), be provided with paper guide roll core (101) that are used for the paper conveying on the stock form board (1), its characterized in that, the top that just is located paper guide roll core (101) on stock form board (1) is provided with pneumatic peeling means (2) of multidimension, pneumatic peeling means (2) are used for blowing off the note on paper guide roll core (101).

2. The mechanism for automatically feeding paper to the paper winding machine according to claim 1, characterized in that the pneumatic stripping mechanism (2) comprises two support plates (201) fixedly arranged on the top surface of the upper transverse plate of the paper winding machine table (1), a first nut seat (202) is arranged between the two support plates (201) through a first screw rod, L-shaped side plates (203) are fixedly arranged on two longitudinal sides of the first nut seat (202), the L-shaped side plates (203) penetrate through the guide grooves (209) of the upper transverse plate and are slidably connected in the guide grooves (209), and an air pipe (207) is arranged between the two L-shaped side plates (203) through an air pipe mounting frame (206).

3. The mechanism for automatically feeding paper to the paper winding machine according to claim 2, wherein the two L-shaped side plates (203) are connected through a fixing plate (204) at the part penetrating through the upper transverse plate, the air pipe mounting frame (206) is slidably connected in sliding grooves on the inner side surfaces of the two L-shaped side plates (203) through sliding blocks on two sides, the air pipe mounting frame (206) is of an inverted U-shaped structure, a pushing rod (205) is in threaded connection with the center of the surface of the fixing plate (204), and the bottom end of the pushing rod (205) penetrates through the fixing plate (204) and is hinged with the center of the outer top surface of the air pipe mounting frame (206).

4. The mechanism for automatic paper guiding of the winder according to claim 3, characterized in that the bottom end of the push rod (205) is provided with a ball, and the external top surface of the air pipe mounting rack (206) is provided with a ball groove for the ball to be rotatably connected.

5. The mechanism for automatic paper guiding of the winder according to claim 3, wherein one end of the air pipe (207) is rotatably connected to the side wall of one side of the air pipe mounting frame (206), the other end of the air pipe (207) penetrates through the side wall of the other side of the air pipe mounting frame (206) and is connected with a hand wheel, locking rods (208) for limiting the air pipe (207) are arranged on the end surfaces of the two side walls of the air pipe mounting frame (206), and an air port is formed in the outer circle side surface of the air pipe (207) along the axial direction.

6. The mechanism for automatically guiding paper of a paper winding machine according to claim 1, characterized in that a paper roll traction mechanism (3) is arranged on the vertical plate of the paper winding machine platform (1) and on the left side of the paper guiding roller core (101), the paper roll traction mechanism (3) is used for drawing the paper passing through the paper guiding roller core (101) to a paper roll winding platform (103) for winding, the paper roll winding platform (103) is detachably connected to the bottom plate of the paper winding machine platform (1), and a winding roller is arranged on the paper roll winding platform (103).

7. The mechanism for automatically leading paper of a paper winding machine according to claim 6 is characterized in that the roll paper traction mechanism (3) comprises a rectangular notch (301) and a T-shaped groove (303) which are arranged on a vertical plate of the roll paper machine table (1) along the horizontal direction, the back surface of the vertical plate of the roll paper machine table (1) is connected with a second nut seat through a second screw (302), the front surface of the second nut seat is provided with a connecting block, and the connecting block penetrates through the rectangular notch (301) and is fixedly connected with the back surface of the adsorption chamber (304);

adsorb cavity (304) inside and rotate through rotation axis (307) and connect rotor plate (306), adsorb cavity (304) positive rotation motor (305) output and be connected with rotation axis (307), the face of rotor plate (306) is provided with miniature cylinder (308), the piston rod of miniature cylinder (308) runs through rotor plate (306) and is connected with sucking disc mounting panel (309), be equipped with the pneumatic chuck that is used for adsorbing the paper on sucking disc mounting panel (309).

8. The mechanism for automatic paper guiding of the winder is characterized in that the adsorption chamber (304) is of a cuboid cavity structure without a cover at the bottom and the right side, and a T-shaped block matched with the T-shaped groove (303) is arranged on the back surface of the adsorption chamber (304).

9. The mechanism for automatic paper leading of a paper winding machine according to claim 1 is characterized in that a roll paper positioning mechanism (4) is arranged on the roll paper platform (1) and at the left side of the paper leading roller core (101), and the roll paper positioning mechanism (4) comprises a lower support frame (401) and an upper support frame for clamping paper.

10. The mechanism for automatic paper feeding of the winder according to claim 9, wherein the lower support frame (401) is arranged on a bottom plate of the paper reeling machine table (1), the lower support frame (401) is of a U-shaped structure, a third screw (402) is arranged inside the lower support frame (401), the screw directions of the three screws (402) along two ends of a center line direction are opposite, nut seats (403) are symmetrically arranged at two ends of the third screw (402), and a lower support roller (404) is arranged at the top of the nut seat (403);

the upper supporting frame comprises a hydraulic cylinder (405) fixedly arranged on an upper transverse plate of the paper rolling machine table (1), a moving plate (406) is connected to the end of a piston rod of the hydraulic cylinder (405), the moving plate (406) is slidably connected to a positioning plate (407) on a vertical plate of the paper rolling machine table (1), an upper pressing roller (408) is arranged at the bottom of the positioning plate (407), and the upper pressing roller (408) is positioned between two lower supporting rollers (404).

Technical Field

The invention relates to the technical field of paper guiding devices of a paper rolling part of a paper machine, in particular to an automatic paper guiding mechanism for the paper rolling machine.

Background

The reel-up is the first finishing equipment after the paper machine. The paper is driven to be uniformly wound by the self weight of the paper winding roller and the rotating friction force of the cold cylinder, so that the paper is more uniform by the paper winding machine, and the requirements of different paper can be met.

For example, patent application No. 201721711690.7 discloses an automatic paper leading system of a paper rolling cold cylinder of a paper rolling part of a paper machine, which comprises a paper leading roller arranged between a drying cylinder and a cold cylinder of the paper machine, wherein the same side of the roller surface of the paper leading roller and the cylinder surface of the cold cylinder is respectively provided with a roller surface rope leading groove and a cylinder surface rope leading groove; the tensioning device is provided with a first fixed pulley, a second fixed pulley, a third fixed pulley, a fourth fixed pulley, a fifth fixed pulley, a sixth fixed pulley and a belt tensioning wheel; the paper machine is provided with a first encircling paper guiding rope and a second encircling paper guiding rope which are embedded into a roller surface rope guiding groove from the bottom surface of a paper guiding roller and embedded into a cylinder surface rope guiding groove from the top surface of a cold cylinder, wherein the first encircling paper guiding rope sequentially rounds a fifth fixed pulley, a sixth fixed pulley, a tensioning pulley, a fourth fixed pulley, a third fixed pulley and a second fixed pulley, and the second encircling paper guiding rope sequentially rounds the sixth fixed pulley, the tensioning pulley, the fourth fixed pulley, the third fixed pulley and the first fixed pulley.

After the paper breaking of the existing paper machine, the paper is drawn and rolled at the paper rolling machine, and the paper strips are blown away from the paper drawing roller core by manual blowing on the frame, so that time and labor are wasted, and potential safety hazards exist when personnel contact operating equipment; operators do not always lead to different blowing points, and the paper slip and the paper guide roller core are failed to separate.

Disclosure of Invention

The invention aims to provide an automatic paper guiding mechanism for a winder, which realizes multi-dimensional adjustment of an air pipe in the using process and improves the blowing effect of the air pipe on a paper guiding roller core through the arrangement of a pneumatic stripping mechanism.

The technical problem solved by the invention is as follows:

(1) how to realize automatic air blowing on the paper guide roller core and realize the separation of paper on the paper guide roller core;

(2) how to realize that the traditional manual traction is abandoned in the long-distance rolling process of the paper;

(3) how to realize the paper and shut down the location at the rolling in-process to be convenient for the cutting process.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a mechanism for automatic paper that draws of winder, includes the stock form board, be provided with the paper roll core that draws that is used for the paper conveying on the stock form board, the stock form board is gone up and is located the top of drawing the paper roll core and be provided with the pneumatic peeling means of multidimension degree, pneumatic peeling means is used for blowing off the note on the paper roll core that draws.

As a further scheme of the invention: the pneumatic stripping mechanism comprises two supporting plates fixedly arranged on the top surface of an upper transverse plate of a paper rolling machine table, a first nut seat is arranged between the two supporting plates through a first screw rod, L-shaped side plates are fixedly arranged on the longitudinal two sides of the first nut seat, the L-shaped side plates penetrate through guide grooves of the upper transverse plate and are connected in the guide grooves in a sliding mode, and air pipes are arranged between the L-shaped side plates through an air pipe mounting frame.

As a further scheme of the invention: two the part that the L type curb plate runs through the diaphragm passes through the fixed plate and connects, the slider sliding connection of trachea mounting bracket through both sides is in the spout of two L type curb plate medial surfaces, the trachea mounting bracket is the U type structure of invering, the face central point of fixed plate puts threaded connection and has the catch bar, the bottom of catch bar runs through the fixed plate and puts articulatedly with the outside top surface central point of trachea mounting bracket.

As a further scheme of the invention: the bottom of catch bar is provided with the ball, the ball-type groove that is used for the ball to rotate the connection is seted up to the outside top surface of trachea mounting bracket.

As a further scheme of the invention: tracheal one end is rotated and is connected on the lateral wall of trachea mounting bracket one side, the tracheal other end runs through the lateral wall of trachea mounting bracket opposite side and is connected with the hand wheel, be provided with on the terminal surface of the both sides wall of trachea mounting bracket and be used for the spacing check lock lever of trachea, seted up on the tracheal excircle side and seted up the wind gap along the axial.

As a further scheme of the invention: the paper winding machine is characterized in that a paper winding traction mechanism is arranged on the vertical plate of the paper winding machine table and on the left side of the paper guiding roller core, the paper winding traction mechanism is used for drawing paper passing through the paper guiding roller core to a paper winding rack for winding, the paper winding rack is detachably connected to a bottom plate of the paper winding machine table, and a winding roller is arranged on the paper winding rack.

As a further scheme of the invention: the roll paper traction mechanism comprises a rectangular notch and a T-shaped groove which are formed in a vertical plate of a roll paper machine table along the horizontal direction, the back surface of the vertical plate of the roll paper machine table is connected with a second nut seat through a second screw rod, a connecting block is arranged on the front surface of the second nut seat, and the connecting block penetrates through the rectangular notch and is fixedly connected with the back surface of the adsorption cavity;

the interior of the adsorption cavity is connected with the rotating plate through the rotation of the rotating shaft, the positive rotating motor output end of the adsorption cavity is connected with the rotating shaft, the surface of the rotating plate is provided with a micro cylinder, a piston rod of the micro cylinder penetrates through the rotating plate to be connected with a sucker mounting plate, and a pneumatic sucker for adsorbing paper is arranged on the sucker mounting plate.

As a further scheme of the invention: the adsorption cavity is a cuboid cavity structure without a cover at the bottom and the right side, and a T-shaped block matched with the T-shaped groove is arranged on the back of the adsorption cavity.

As a further scheme of the invention: the left side that just is located paper guide roll core on the stock form board is provided with stock form positioning mechanism, stock form positioning mechanism is including being used for the tight lower carriage of paper clamp and upper bracket.

As a further scheme of the invention: the lower supporting frame is arranged on a bottom plate of the paper rolling machine table and is of a U-shaped structure, a third screw rod is arranged inside the lower supporting frame, the rotating directions of the third screw rod along threads at two ends of the center line direction are opposite, nut seats III are symmetrically arranged at two ends of the third screw rod, and a lower supporting roller is arranged at the top of each nut seat III;

the upper supporting frame comprises a hydraulic cylinder fixedly arranged on the upper transverse plate of the paper rolling machine platform, the end part of a piston rod of the hydraulic cylinder is connected with a movable plate, the movable plate is connected to a positioning plate on a vertical plate of the paper rolling machine platform in a sliding mode, an upper pressing roller is arranged at the bottom of the positioning plate, and the upper pressing roller is located between two lower supporting rollers.

As a further scheme of the invention: and a guide roller is arranged on one side of the paper guide roller core on the paper rolling machine platform.

The invention has the beneficial effects that:

(1) according to the pneumatic stripping mechanism, the nut seat I moves on the screw rod I along the horizontal direction, the L-shaped side plates on two sides of the nut seat I are driven to move in the horizontal direction, the position of the air pipe in the horizontal direction is adjusted, the air pipe mounting frame is pushed to move in the vertical direction by rotating the push rod, the position of the air pipe in the vertical direction is adjusted, and meanwhile, the air outlet angle of the air pipe on the air pipe mounting frame is adjusted by rotating the hand wheel, so that the multi-dimensional adjustment of the air pipe in the using process is realized, the blowing effect of the air pipe on a paper guide roller core is improved, the use flexibility of the air pipe is improved, the conveying angle of the air pipe is fixed through the locking rod, the air blowing point of the air pipe is kept unchanged, the separation of paper strips and the paper guide roller core is improved, and time and labor are saved;

(2) according to the invention, through the arrangement of the paper rolling traction mechanism, in the paper rolling process, the paper is adsorbed by the pneumatic sucker in the adsorption cavity, and the adsorption cavity is driven to move in the horizontal direction by the screw second driving nut seat II, so that the adsorption cavity conveys the pulled paper to the paper rolling rack for rolling, that is, the traditional manual traction is abandoned, and the rolling stroke of the paper is lengthened through the action of the paper rolling traction mechanism, so that the paper can be trimmed or subjected to static electricity removal treatment before rolling, and the paper rolling traction mechanism is strong in practicability;

(3) according to the invention, through the arrangement of the roll paper positioning mechanism, the roll paper positioning mechanism is mainly used for clamping and positioning paper in the process of stopping or cutting in the winding process, namely, the motor drives the nut seats at the two ends of the screw rod to move three, so that the distance between the two lower supporting rollers is adjusted, and meanwhile, the hydraulic cylinder drives the moving plate to move downwards, so that the upper pressing roller acts between the two lower supporting rollers, the paper is clamped through the extrusion effect of the upper pressing roller and the two lower supporting rollers, the paper stopping in the subsequent winding or cutting process of the paper is facilitated, and the flexibility is high.

Drawings

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

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic structural diagram of a paper reeling machine station in the present invention;

FIG. 3 is a schematic view of the construction of the pneumatic peeling mechanism of the present invention;

FIG. 4 is a schematic view of the adsorption chamber of the present invention;

fig. 5 is a schematic structural view of the lower support frame of the present invention.

In the figure: 1. a paper rolling machine platform; 101. a paper feeding roller core; 102. a guide roller; 103. a roll paper winding rack; 2. a pneumatic stripping mechanism; 201. a support plate; 202. a first nut seat; 203. an L-shaped side plate; 204. a fixing plate; 205. a push rod; 206. an air pipe mounting rack; 207. an air tube; 208. a locking lever; 209. a guide groove; 3. a roll paper pulling mechanism; 301. a rectangular notch; 302. a second screw; 303. a T-shaped groove; 304. an adsorption chamber; 305. rotating the motor; 306. a rotating plate; 307. a rotating shaft; 308. a micro cylinder; 309. a sucker mounting plate; 4. a roll paper positioning mechanism; 401. a lower support frame; 402. a third screw; 403. a third nut seat; 404. a lower support roller; 405. a hydraulic cylinder; 406. moving the plate; 407. positioning a plate; 408. and (4) pressing the rolls.

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.

Example 1

Referring to fig. 1-3, the present invention is an automatic paper feeding mechanism for a paper winding machine, where a paper winding machine 1 includes an upper horizontal plate, a bottom plate, and a vertical plate disposed between the upper horizontal plate and the bottom plate, a paper feeding roller core 101 for conveying paper is disposed on the paper winding machine 1, a multi-dimensional pneumatic stripping mechanism 2 is disposed on the paper winding machine 1 and above the paper feeding roller core 101, and the pneumatic stripping mechanism 2 is used for blowing off paper strips on the paper feeding roller core 101.

When the pneumatic stripping mechanism is used, the air pipe 207 in the pneumatic stripping mechanism 2 is adjusted in multiple dimensions, so that the air pipe 207 is adjusted to the optimal blowing angle for the paper guiding roller core 101, and the blowing-off effect of the air pipe 207 on paper strips on the paper guiding roller core 101 is improved.

The pneumatic stripping mechanism 2 comprises two supporting plates 201 fixedly arranged on the top surface of an upper transverse plate of the paper rolling machine table 1, a first nut seat 202 is arranged between the two supporting plates 201 through a first screw, one end of the first screw penetrates through the supporting plates 201 to be connected with a rotating wheel, the first nut seat 202 is moved and adjusted on the first screw through the rotating wheel, L-shaped side plates 203 are fixedly arranged on two longitudinal sides of the first nut seat 202, the L-shaped side plates 203 penetrate through guide grooves 209 of the upper transverse plate and are connected in the guide grooves 209 in a sliding mode, and an air pipe 207 is arranged between the two L-shaped side plates 203 through an air pipe mounting frame 206;

when the air pipe 207 is used, the first nut seat 202 is driven to move through the first screw rod, the first nut seat 202 drives the L-shaped side plate 203 to slide in the guide groove 209 of the upper transverse plate, the air pipe 207 moves in the horizontal direction, and the air pipe 207 moves more stably in the horizontal direction through the limiting effect of the guide groove 209 on the L-shaped side plate 203 in the moving process.

The two L-shaped side plates 203 are connected through the fixing plate 204 at the parts penetrating through the upper transverse plate, the air pipe mounting frame 206 is slidably connected in sliding grooves in the inner side surfaces of the two L-shaped side plates 203 through sliding blocks on the two sides, so that the air pipe mounting frame 206 drives the air pipe 207 to move more stably in the vertical direction, the air pipe mounting frame 206 is of an inverted U-shaped structure, a pushing rod 205 is in threaded connection with the center of the surface of the fixing plate 204, the bottom end of the pushing rod 205 penetrates through the fixing plate 204 and is hinged with the center of the external top surface of the air pipe mounting frame 206, balls are arranged at the bottom end of the pushing rod 205, and a ball groove for rotary connection of the balls is formed in the external top surface of the air pipe mounting frame 206;

when the air pipe mounting rack is used, the push rod 205 is rotated, the push rod 205 pushes the air pipe mounting rack 206 downwards, the air pipe mounting rack 206 moves in the vertical direction along the sliding groove of the L-shaped side plate 203, the moving stability of the air pipe mounting rack 206 in the vertical direction is improved, and therefore the air pipe 207 can be adjusted in the vertical direction by moving the air pipe mounting rack 206 in the vertical direction;

and the pushing rod 205 can push the air pipe mounting rack 206 more smoothly in the rotating process through the spherical groove and the ball bearing.

Further, trachea 207's one end is rotated and is connected on the lateral wall of trachea mounting bracket 206 one side, the lateral wall that trachea 207's the other end runs through trachea mounting bracket 206 opposite side is connected with the hand wheel, be provided with on the terminal surface of trachea mounting bracket 206's both sides wall and be used for trachea 207 spacing check lock lever 208, seted up along the axial on trachea 207's the excircle side and seted up the wind gap, through rotating the hand wheel promptly, adjust the blowing angle of relative paper guide roll core 101 of trachea 207 air outlet to locking is fixed trachea 207 through screwing up check lock lever 208, makes trachea 207's the point of blowing keep unchangeable, improves the note and paper guide roll core 101's separation, labour saving and time saving.

Example 2

Referring to fig. 1 to 4, the embodiment of the present invention is substantially the same as that of example 1, except that a roll paper pulling mechanism 3 is disposed on a vertical plate of the roll paper machine 1 and on a left side of the paper guiding roller core 101, the roll paper pulling mechanism 3 is used for pulling paper passing through the paper guiding roller core 101 to a roll paper winding rack 103 for winding, the roll paper winding rack 103 is detachably connected to a bottom plate of the roll paper machine 1, and a winding roller is disposed on the roll paper winding rack 103;

during the use, through the setting of stock form drive mechanism 3, at the rolling in-process of paper, adsorb the paper through the pneumatic chuck in the absorption cavity 304, the paper conveying after the absorption cavity 304 will pull is rolled to stock form rolling rack 103, has abandoned traditional manual work and has pulled promptly, and through the effect of stock form drive mechanism 3, has lengthened the rolling stroke of paper, makes the paper can carry out deburring or destatic to the paper before the rolling, and the practicality is strong.

The roll paper traction mechanism 3 comprises a rectangular notch 301 and a T-shaped groove 303 which are formed in the vertical plate of a roll paper machine table 1 along the horizontal direction, the back surface of the vertical plate of the roll paper machine table 1 is connected with a nut seat II through a screw rod II 302, the front surface of the nut seat II is provided with a connecting block, the connecting block penetrates through the rectangular notch 301 and is fixedly connected with the back surface of an adsorption cavity 304, the adsorption cavity 304 is enabled to move more stably in the horizontal direction through the arrangement of the connecting block, the inside of the adsorption cavity 304 is rotatably connected with a rotating plate 306 through a rotating shaft 307, the output end of a rotating motor 305 on the front surface of the adsorption cavity 304 is connected with the rotating shaft 307, the surface of the rotating plate 306 is provided with a micro air cylinder 308, the piston rod of the micro air cylinder 308 penetrates through the rotating plate 306 and is connected with a suction cup mounting plate 309, and the suction cup mounting plate 309 is provided with a pneumatic suction cup for sucking paper;

when the paper collecting device is used, in the traction process, the second screw 302 drives the second nut seat to move rightwards, so that the adsorption cavity 304 moves to a position close to the guide roller 102, the piston rod is driven by the micro air cylinder 308 to push the suction cup mounting plate 309 to move towards the guide roller 102, the pneumatic suction cup adsorbs paper, the second screw 302 drives the nut seat to move leftwards, the adsorption cavity 304 moves to one side of the paper rolling rack 103, the rotating motor 305 drives the rotating plate 306 to turn over 90 degrees clockwise, the micro air cylinder 308 drives the piston rod to push the suction cup mounting plate 309 to move towards the paper rolling rack 103, and the paper is collected by the rolling roller on the paper rolling rack 103;

wherein, stock form rolling rack 103 slides and sets up on the bottom plate of stock form board 1, makes the change of wind-up roll more convenient on the stock form rolling rack 103.

Wherein, adsorb cavity 304 and be the cuboid cavity structure of bottom and the equal uncovered on right side, the back of adsorbing cavity 304 is equipped with the T type piece with T type groove 303 looks adaptation, makes the removal of adsorbing cavity 304 at the horizontal direction more stable, further improves paper traction stability.

Example 3

Referring to fig. 1 to 5, the embodiment of the present invention is substantially the same as that of example 1, except that a roll paper positioning mechanism 4 is disposed on the roll paper table 1 and located at the left side of the paper feeding roller core 101, the roll paper positioning mechanism 4 includes a lower support frame 401 and an upper support frame for clamping paper, the lower support frame 401 is disposed on the bottom plate of the roll paper table 1, the lower support frame 401 is U-shaped, a third screw 402 is disposed inside the lower support frame 401, the third screw 402 has opposite thread directions along two ends of a center line direction, nut seats 403 are symmetrically disposed at two ends of the third screw 402, a lower support roller 404 is disposed on the top of the third nut seats 403, the upper support frame includes a hydraulic cylinder 405 fixedly disposed on the roll paper table 1, a movable plate 406 is connected to a piston rod end of the hydraulic cylinder 405, the movable plate 406 is slidably connected to a positioning plate 407 on a riser of the roll paper table 1, an upper compression roller 408 is arranged at the bottom of the positioning plate 407, and the upper compression roller 408 is positioned between the two lower supporting rollers 404;

when the paper winding machine is used, through the arrangement of the paper winding positioning mechanism 4, the paper winding positioning mechanism 4 is mainly used for stopping or clamping and positioning in the cutting process of paper in the winding process, namely, the three nut seats 403 at the two ends of the screw rod three 402 are driven by the motor to move, the distance between the two lower supporting rollers 404 is adjusted, meanwhile, the movable plate 406 is driven by the hydraulic cylinder 405 to move downwards, so that the upper pressing roller 408 acts between the two lower supporting rollers 404, the paper is clamped through the extrusion effect of the upper pressing roller 408 and the two lower supporting rollers 404, the subsequent winding or cutting process of the paper is facilitated, and the flexibility is high.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.