CN119142874B

CN119142874B - Uninterrupted operation scroll cutting machine with automatic feeding and discharging functions

Info

Publication number: CN119142874B
Application number: CN202411607873.9A
Authority: CN
Inventors: 何永海; 陈崇崇
Original assignee: Zhejiang Gaobao Machinery Co ltd
Current assignee: Zhejiang Gaobao Machinery Co ltd
Priority date: 2024-11-12
Filing date: 2024-11-12
Publication date: 2025-03-07
Anticipated expiration: 2044-11-12
Also published as: CN119142874A

Abstract

The invention discloses an uninterrupted operation paper roll cutting machine with automatic feeding and discharging functions, which comprises a winding device, an unwinding device and a cutting mechanism, wherein the winding device is used for unwinding, cutting and reworking paper rolls, the unwinding device is additionally provided with a feeding mechanism and a welding mechanism, when paper on the paper rolls in the unwinding device is about to be consumed, the paper on the standby raw material paper rolls in the feeding mechanism can be automatically welded on the transmitted paper through an ultrasonic welding machine, then the paper rolls in the unwinding device are automatically replaced through the feeding mechanism, so that the automatic feeding of the uninterrupted operation in the unwinding device is realized.

Description

Uninterrupted operation scroll cutting machine with automatic feeding and discharging functions

Technical Field

The invention relates to the technical field of splitting machines, in particular to an uninterrupted operation paper roll splitting machine with an automatic feeding and discharging function.

Background

Paper is typically stored and transported after production by being wound around reels to form rolls, and when the rolls are to be used or reworked to form other sizes, a slitting device is required.

At present, when unreeling raw material paper rolls, the paper roll cutting equipment generally needs manual installation of a worker, the process is time-consuming and labor-consuming, in order to solve the problem, in the raw material paper roll cutting equipment disclosed in application number CN202321898548.3, quick installation and fixation of raw material paper rolls are realized through arranging a turnover assembly, however, certain defects still exist in the equipment, such as the cutting equipment needs to be stopped in the paper roll installation process, and the worker needs to manually connect a later paper roll with the paper roll positioned in the internal rotation of the cutting equipment after the paper roll installation is completed, the defects can influence the cutting efficiency of the paper roll, and manual intervention is still needed, so improvement is needed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an uninterrupted operation paper roll slitting machine with an automatic feeding and discharging function, which is used for solving the problems that an unreeling device in the existing slitting machine needs manual intervention during feeding and discharging and is required to be stopped, so that the slitting efficiency of the slitting machine is reduced.

The invention provides a continuous operation paper roll cutting machine with an automatic feeding and discharging function, which comprises a winding device, an unreeling device and a cutting mechanism, wherein the unreeling device comprises two right brackets which are distributed front and back, a right mounting plate is hinged on the right brackets, two right supporting arms which are distributed front and back symmetrically are connected on the right side surface of the right mounting plate in a sliding way, supporting heads are arranged on the right supporting arms, and a raw material lifting mechanism for controlling the angle of the right mounting plate and the front and back positions of the right supporting arms is further included;

The feeding mechanism comprises a bottom frame, a driving plate is connected to the bottom frame in a left-right sliding mode, a first motor used for driving the driving plate to move left and right is arranged in the right support, two transverse plates distributed front and back are hinged to the right side of the driving plate, and a driven rod is further arranged between the two transverse plates;

The winding device is connected with the unwinding device through a connecting frame, the winding device further comprises a welding mechanism, the welding mechanism comprises a sliding rod which is connected in the connecting frame in a sliding way, a fixing plate is arranged on the sliding rod, a lifting type ultrasonic welding machine is arranged in the fixing plate, a bottom plate is connected on the right mounting plate in a sliding way left and right, a cambered surface rod is fixedly arranged on the bottom plate, the bottom plate is connected to the sliding rod through a longitudinal rod, and a first cylinder for controlling the left and right positions of the sliding rod is further arranged on the connecting frame;

The left side of the fixed plate is slidingly connected with a lifting plate, the lifting plate is connected with a machine head in the ultrasonic welding machine through a connecting block, and a pre-clamping mechanism which acts on paper and is elastic according to the upper and lower positions is arranged on the lifting plate;

The slitting mechanism is used for slitting paper in the paper roll, and the winding device is used for winding the paper processed by the slitting mechanism again.

Preferably, the pre-clamping mechanism comprises a second motor arranged on the left side surface of the lifting plate, a driving shaft is connected to an output shaft extending from the second motor, two opposite threads are machined on the driving shaft, two sliding blocks are connected to the lower side surface of the lifting plate in a front-back sliding manner, the two sliding blocks are respectively connected with the two threads in the driving shaft, and a pressing plate is respectively arranged on the side surfaces, close to each other, of the two sliding blocks.

Preferably, the right side of the sliding rod is fixedly provided with an extension plate, a short shaft is connected in the extension plates in a front-back sliding manner, and a second cylinder for controlling the front-back position of the short shaft is arranged on the lifting plate.

Preferably, the raw material lifting mechanism comprises a third air cylinder hinged in the right bracket, and the tail end of a piston rod in the third air cylinder is hinged on the left side of the right mounting plate;

Two No. four cylinders are arranged in the right mounting plate, the two No. four cylinders are staggered up and down and distributed in the front-back direction, and two piston rods in the two No. four cylinders are respectively connected with the two right support arms.

Preferably, the winding device comprises two left brackets which are distributed front and back, two middle rods which are distributed left and right are fixedly arranged between the left brackets, two left supporting arms which are symmetrically distributed front and back are rotationally connected outside each middle rod, a driving cylinder is rotationally connected to the left supporting arm at the front side, a supporting rod is fixedly arranged at the rear end of the driving cylinder, a third motor which is used for driving the driving cylinder to rotate is further arranged at the rear end of the driving cylinder, a fifth cylinder is arranged on the left supporting arm at the rear side, a sliding cylinder is arranged on a piston rod in the fifth cylinder, and a rotary cylinder which can be inserted into the sliding cylinder is rotationally connected to the rear end of the supporting rod;

and a six-number air cylinder is hinged on the left bracket, and a piston rod extending out of the six-number air cylinder is hinged on the left supporting arm, so that each left supporting arm is independently controlled.

Preferably, a sleeve is fixedly arranged on the left supporting arm positioned at the front side, the sleeve is rotationally connected outside the middle rod, a left mounting plate is fixedly arranged on the sleeve, and each left mounting plate is provided with a push-pull arm;

The push-pull arm comprises a base which is connected to the left mounting plate in a front-back sliding manner, two locking plates which are distributed in a front-back manner are arranged on the base, a V-shaped swing arm is connected between the two locking plates through a first rotating shaft, an extension arm which extends out of the locking plates is connected between the locking plates through a second rotating shaft, a seventh air cylinder is hinged to the locking plates, a piston rod in the seventh air cylinder is hinged to one end of the swing arm, a connecting rod is hinged to the other end of the swing arm, one end of the connecting rod, far away from the swing arm, is hinged to the extension arm, and a supporting plate is arranged on the extension arm;

And a fourth motor for controlling the base to move back and forth is arranged on the left mounting plate.

Preferably, two material preparing bins which are distributed left and right are fixedly arranged on the left bracket at the rear side, winding drums are distributed up and down in a containing cavity in the material preparing bin, and the material preparing bin is positioned at the rear side of the left supporting arm;

The material preparing bin is characterized in that a material outlet is arranged in the front side surface of the material preparing bin, the material outlet is positioned on the swing track of the supporting rod, a No. eight cylinder is further arranged on the material preparing bin, a material pushing plate is arranged in the containing cavity, and a piston rod in the No. eight cylinder is connected with the material pushing plate.

Preferably, the bearing shafts distributed in a left-right array are rotationally connected to the bottom frame.

Preferably, the right support arm is provided with a fifth motor for driving the support head to rotate.

Preferably, a plurality of first conveying shafts are rotatably connected between the right brackets, at least one first conveying shaft is positioned at the lower side of the cambered surface rod, a plurality of second conveying shafts distributed left and right are rotatably connected between the connecting frames, a third conveying shaft and a cutting shaft are rotatably connected between the left brackets, a left-right distributed wrong-split shaft is rotatably connected between the left brackets, and the cutting mechanism comprises a cutting knife arranged on the left brackets through a mounting frame, and the cutting knife stretches into a ring groove in the cutting shaft.

The invention provides an uninterrupted operation paper roll cutting machine with an automatic feeding and discharging function, which has the following beneficial effects:

The invention can unreel, slit and recoil the paper roll, and is additionally provided with a feeding mechanism and a welding mechanism in the unreeling device, when the paper on the paper roll in the unreeling device is about to be consumed, the invention can automatically weld the paper on the standby raw material paper roll in the feeding mechanism on the paper in transmission through an ultrasonic welding machine, and then the invention automatically replaces the paper roll in the unreeling device through the feeding mechanism, thereby realizing the automatic feeding work of uninterrupted operation in the unreeling device;

The invention also realizes the cutting and rewinding of the paper roll through the push-pull arm arranged in the winding device, and the invention is also internally provided with the standby bin capable of automatically loading the winding drum in the winding device.

Drawings

FIG. 1 is a schematic view of the appearance of the present invention;

FIG. 2 is a schematic view of the exterior of the unwind apparatus of FIG. 1;

FIG. 3 is a front view of the unwind apparatus of FIG. 1;

FIG. 4 is a left side view of the lifter plate of FIG. 3;

FIG. 5 is a schematic view of the outer appearance of one side of the winding device in FIG. 1;

FIG. 6 is a schematic view of the appearance of the push-pull arm of the present invention (with the front locking plate removed);

FIG. 7 is a schematic view of the structure within the support bar of FIG. 5 (in a top view);

FIG. 8 is a schematic view of the winding device according to the present invention at another view angle.

In the figure:

11. A right bracket; 12, a right mounting plate; 13, right support arm; 14, supporting heads, 15, fifth motors, 16, third, 17, fourth, 18, eighth, 21, bottom frame, 22, bearing shaft, 23, driving plate, 24, transverse plate, 25, driven roller, 31, first conveying shaft, 32, second conveying shaft, 33, third conveying shaft, 34, split shaft, 35, slitting shaft, 36, slitting knife, 41, extension plate, 51, left bracket, 53, left supporting arm, 54, supporting rod, 55, fifth, 56, rotary drum, 57, driving cylinder, 59, sixth, 60, sleeve, 61, left mounting plate, 62, base, 63, locking plate, 64, swing arm, 65, extension arm, 66, seventh, 67, connecting rod, 68, supporting plate, 70, stock bin, 71, connecting frame, 72, slide bar, 73, fixed plate, 74, bottom plate, 75, cambered surface rod, 76, longitudinal rod, 78, lifting plate, 79, short shaft, 80, second cylinder, 81, second motor, 82, sliding block, 84, driving plate, 101, 102, winding device.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or communicable with each other, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interactive relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-8, an embodiment of an uninterrupted operation paper roll cutting machine with automatic feeding and discharging functions according to the present invention includes a winding device 101, an unwinding device 102 and a cutting mechanism 103, where the paper roll is unwound by the unwinding device 102, then cut by the cutting mechanism 103, and finally rewound by the winding device 101.

In this embodiment, the unreeling device 102 includes two right brackets 11 that are distributed back and forth, a right mounting plate 12 is hinged on the right brackets 11, two right support arms 13 that are distributed back and forth symmetrically are connected on the right side surface of the right mounting plate 12 in a sliding manner, a support head 14 is mounted on the right support arm 13, and a fifth motor 15 that is used for driving the support head 14 to rotate so as to unreel is mounted on the right support arm 13, and the unreeling device further includes a raw material lifting mechanism that is used for controlling the angle of the right mounting plate 12 and the front and back positions of the right support arm 13.

Specifically, the raw material lifting mechanism comprises a third air cylinder 16 hinged in the right bracket 11, the tail end of a piston rod in the third air cylinder 16 is hinged on the left side of the right mounting plate 12, and a worker can control the angle of the right mounting plate 12 by controlling the third air cylinder 16;

In addition, two fourth air cylinders 17 are installed in the right mounting plate 12, the two fourth air cylinders 17 are staggered up and down and are distributed in a front-back opposite direction, two piston rods in the two fourth air cylinders 17 are respectively connected with the two right support arms 13, and workers can control the front-back positions and the relative distances of the two right support arms 13 through the four air cylinders 17.

The specific feeding process of the unreeling device 102 is as follows:

Firstly, a worker places a raw material paper roll between the two right supporting arms 13, then the right supporting arms 13 are adjusted back and forth to insert the two supporting heads 14 into the raw material paper roll, then the worker adjusts the angle of the right mounting plate 12 through the third air cylinder 16, and further the supporting heads 14 support the raw material paper roll and enable the raw material paper roll to be lifted, and then the supporting heads 14 can be driven to rotate by the fifth motor 15, and further the raw material paper roll is unreeled.

In addition, still include feeding mechanism, feeding mechanism includes underframe 21, underframe 21 internal rotation is connected with the bearing shaft 22 of controlling the array distribution, sliding connection has initiative board 23 about on the underframe 21, just right branch frame 11 is equipped with and is used for driving initiative board 23 left and right movement's motor (not shown in the figure), specifically, be equipped with the open slot in underframe 21, the output shaft in the motor No. one has the screw thread axle that extends to in the open slot, just screw thread axle threaded connection in initiative board 23 stretches into the drive plate in the open slot, two diaphragm 24 of distributing around the right side hinge of initiative board 23 still are equipped with driven lever 25 between two diaphragm 24.

The specific feeding process is that when the unreeling device 102 unreels, the worker makes the driving plate 23 move rightward, and the hinged transverse plate 24 and the driven rod 25 are sleeved outside the standby raw material paper roll positioned on the right side of the bottom frame 21, then the bottom frame 21 moves leftward, so that the standby raw material paper roll can be pushed onto the bearing shaft 22 through the inclined plane in the bottom frame 21, and in addition, the driven rod 25 can be replaced by a rotating roller, so that friction is further reduced.

In addition, two diagonal rods inclined to the left and up are disposed on the driving plate 23, when the standby raw material paper roll is dragged onto the bearing shaft 22, the two diagonal rods are respectively close to the front and rear sides of the lower edge of the paper roll in the raw material paper roll in the unreeling device 102, when the paper on the paper roll in the unreeling device 102 is exhausted, the two right supporting arms 13 are far away from each other, the paper roll originally sleeved outside the two supporting heads 14 can abut against the diagonal rods and separate from the supporting heads 14 in the process, then the driving plate 23 continues to move to the left and drag the standby raw material paper roll to the left, so that the standby raw material paper roll can be lifted by the supporting heads 14, and after the original standby raw material paper roll is lifted by the supporting heads 14, the driving plate 23 can reset to the right and drag the other raw material paper roll onto the bearing shaft 22, so as to circulate.

In the second embodiment of the feeding mechanism, in order to make the worker not need to pass the paper roll through various roller sets again when changing the raw material paper roll, the device further comprises a welding mechanism, the winding device 101 and the unwinding device 102 are connected through a connecting frame 71, the welding mechanism comprises a sliding rod 72 slidingly connected in the connecting frame 71, a fixing plate 73 is arranged on the sliding rod 72, a lifting type ultrasonic welding machine is arranged in the fixing plate 73, the working principle of the ultrasonic welding machine is that in the prior art, and the machine head in the ultrasonic welding machine can move up and down and perform ultrasonic welding operation, which is not repeated herein;

A bottom plate 74 is slidably connected to the right mounting plate 12 in the left-right direction, a cambered surface rod 75 is fixedly arranged on the bottom plate 74, the bottom plate 74 is connected to the slide rod 72 through a longitudinal rod 76, and a first cylinder (not shown in the figure) for controlling the left-right position of the slide rod 72 is further arranged on the connecting frame 71;

The left side of the fixed plate 73 is slidingly connected with a lifting plate 78, the lifting plate 78 is connected to a machine head in the ultrasonic welding machine through a connecting block, and the lifting plate 78 is provided with a pre-clamping mechanism which acts on paper and is elastic according to the up-down position, in addition, the right side of the sliding rod 72 is fixedly provided with an extending plate 41, two short shafts 79 are respectively connected in the extending plate 41 in a front-back sliding way, and the lifting plate 78 is provided with a second air cylinder 80 for controlling the front-back position of the short shafts 79.

The specific welding process comprises the following steps:

When the unreeling device 102 is used for unreeling, a standby raw material paper roll is placed in the bottom frame 21, a worker winds paper in the standby raw material paper roll around the short shaft 79 and then sticks the paper roll to the lower edge of a machine head in the ultrasonic welding machine, then the tail end of the paper roll is clamped by the pre-clamping mechanism, when unreeling of the paper roll in the unreeling device 102 is completed and the feeding mechanism is used for clamping and feeding the standby raw material paper roll, the machine head in the ultrasonic welding machine moves downwards, and the paper clamped by the pre-clamping mechanism is pressed on the paper which is originally in a transmission state on the cambered rod 75 and performs ultrasonic welding operation;

The first cylinder drives the sliding rod 72 to move leftwards while the machine head moves downwards, so that the fixed plate 73, the bottom plate 74 and the cambered surface rod 75 move leftwards, the speed of the leftwards movement of the cambered surface rod 75 is the same as the paper conveying speed which is reduced in the feeding process, namely, the paper and the cambered surface rod 75 keep relatively static during welding operation;

And when the machine head moves downwards and is attached to the cambered surface rod 75, the pre-clamping mechanism can automatically loosen the clamped paper, and the second cylinder 80 controls the short shaft 79 to retract, so that the paper in the standby raw material paper roll can be automatically tightened and reset after the standby raw material paper roll is clamped by the supporting head 14.

After the welding operation is completed, the nose is reset upwards, the slide rod 72 is reset rightwards, and the short shaft 79 is used for avoiding friction between paper sheets when the welding operation is not performed.

In one embodiment of the pre-clamping mechanism, the pre-clamping mechanism comprises a second motor 81 mounted on the left side surface of the lifting plate 78, a driving shaft 82 is connected to an output shaft extending out of the second motor 81, two opposite threads are machined on the driving shaft 82, two sliding blocks 83 are slidably connected to the lower side surface of the lifting plate 78 back and forth, the two sliding blocks 83 are respectively connected with the two threads in the driving shaft 82, and a pressing plate 84 is respectively mounted on the side surfaces, close to each other, of the two sliding blocks 83.

And when the lifting plate 78 moves downwards to the lowest side along with the machine head, the second motor 81 is electrified and enables the driving shaft 82 to rotate, at this time, the two sliding blocks 83 are far away from each other, and at this time, the paper roll pressed on the lifting plate 78 by the pressing plate 84 can be automatically separated so as to avoid the transmission of paper after interference welding, and after the lifting plate 78 moves upwards, the pressing plate 84 can be mutually close to and reset, and the pressing plate 84 has certain elasticity so that a worker can press the paper roll on the lower side surface of the lifting plate 78 through the pressing plate 84.

The winding device 101 comprises two left brackets 51 which are distributed front and back, two middle rods which are distributed left and right are fixedly arranged between the left brackets 51, two left supporting arms 53 which are symmetrically distributed front and back are rotationally connected outside each middle rod, a driving cylinder 57 is rotationally connected to the left supporting arms 53 which are positioned on the front side, a supporting rod 54 is fixedly arranged at the rear end of the driving cylinder 57, a motor (not shown in the figure) which is used for driving the driving cylinder 57 to rotate is further included, a cylinder number five 55 is arranged on the left supporting arms 53 which are positioned on the rear side, a sliding cylinder is arranged on a piston rod in the cylinder number five 55, a rotary cylinder 56 is rotationally connected to the rear end of the supporting rod 54, and the rotary cylinder 56 can be inserted into or separated from the sliding cylinder so as to realize the separation and reunion between the left supporting arms 53 and the supporting rods 54 which are positioned on the rear side.

In addition, the left bracket 51 is hinged with a sixth air cylinder 59, and a piston rod extending from the inside of the sixth air cylinder 59 is hinged with the left support arm 53, so that each left support arm 53 is independently controlled, and a worker can control the angles of the left support arm 53 and the support rod 54 through the sixth air cylinder 59.

In addition, in order to realize automatic feeding and discharging of the paper roll and the winding drum on the supporting rod 54, a sleeve 60 is further fixedly arranged on the left supporting arm 53 positioned at the front side, the sleeve 60 is rotatably connected to the outside of the middle rod and is supported by the middle rod, a left mounting plate 61 is fixedly arranged on the sleeve 60, and each left mounting plate 61 is provided with a push-pull arm;

In this embodiment, the push-pull arm includes a base 62 slidably connected to the left mounting plate 61, two locking plates 63 are mounted on the base 62, the two locking plates 63 are connected with a V-shaped swing arm 64 through a first rotating shaft, an extension arm 65 extending out of the locking plates 63 is connected between the locking plates 63 through a second rotating shaft, a seventh air cylinder 66 is hinged on the locking plates 63, a piston rod in the seventh air cylinder 66 is hinged at one end of the swing arm 64, a connecting rod 67 is hinged at the other end of the swing arm 64, one end of the connecting rod 67 away from the swing arm 64 is hinged on the extension arm 65, and a supporting plate 68 is arranged on the extension arm 65;

the left mounting plate 61 is provided with a fourth motor (not shown) for controlling the back and forth movement of the base 62.

In addition, two material preparing bins 70 which are distributed left and right are fixedly arranged on the left bracket 51 at the rear side, winding drums are arranged in the accommodating cavities in the material preparing bins 70 up and down, and the material preparing bins 70 are positioned at the rear side of the left supporting arm 53;

A discharge hole is arranged in the front side surface of the stock preparing bin 70, the discharge hole is positioned on the swing track of the supporting rod 54, an eighth cylinder 18 is further arranged on the stock preparing bin 70, a material pushing plate is arranged in the containing cavity, and a piston rod in the eighth cylinder 18 is connected with the material pushing plate.

The push-pull arm serves two functions, one is to push the paper roll outside the support bar 54 away from the support bar 54;

and secondly, the winding drum pushed out of the supporting rod 54 from the inside of the stock bin 70 is dragged into position by friction force.

Specifically, the feeding and discharging process at the winding device 101 includes:

When the winding is completed, the staff cuts off the paper and the equipment is slowed down, then the left support arm 53 swings downwards to enable the paper roll on the left support arm to be abutted against the ground, then the fifth cylinder 55 controls the rotary drum 56 to leave the sliding drum, then only the left support arm 53 on the rear side is lifted, and then the push-pull arm can be attached to the edge of the inner drum of the paper roll outside the support bar 54 and push the edge away from the support bar 54 (backwards).

When no paper roll is sleeved outside the support rod 54, the left support arm 53 at the front side swings upwards, the support rod 54 is opposite to the discharge hole in the stock preparing bin 70, the left support arm 53 at the rear side swings downwards to avoid interference, then the eighth cylinder 18 on the stock preparing bin 70 corresponding to the left and right positions of the support rod 54 works, a winding drum at the lowest layer in the stock preparing bin 70 is pushed out and sleeved outside the support rod 54, then the support plate 68 is attached to the outer side of the winding drum and dragged to the proper front and rear positions on the support rod 54 through friction force, then the left support arm 53 at the front and rear sides is adjusted to the same angle, the slide drum is sleeved outside the rotary drum 56 again, and a worker can wind the paper roll on the winding drum outside the support rod 54 again, and the uninterrupted operation paper roll cutting with automatic feeding and discharging functions resumes the cutting speed, and at this time, the feeding and discharging paper roll at the winding device 101 is completed once.

In this embodiment, the slitting mechanism 103 is integrated between the left brackets 51, specifically, a plurality of first conveying shafts 31 are rotatably connected between the right brackets 11, at least one first conveying shaft 31 is located at the lower side of the cambered surface rod 75, a plurality of second conveying shafts 32 distributed left and right are rotatably connected between the connecting frames 71, a third conveying shaft 33 and a slitting shaft 35 are rotatably connected between the left brackets 51, a left-right distributed split shaft 34 is rotatably connected between the left brackets 51, the slitting mechanism 103 comprises a slitting knife 36 mounted on the left brackets 51 through a mounting frame, the slitting knife 36 stretches into a ring groove in the slitting shaft 35, paper passes through the first conveying shaft 31, the second conveying shaft 32 and the third conveying shaft 35, then downwards moves and is slit by the slitting knife 36, and the front-back staggered paper is slit by the left-right split grooves 34 and winds on reels outside the left and right two support rods 54.

The above embodiments are merely illustrative embodiments of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present invention are included in the scope of the present invention.

Claims

1. A non-stop paper roll slitting machine with automatic loading and unloading functions, comprising a reeling device (101), an unreeling device (102) and a slitting mechanism (103), characterized in that: the unreeling device (102) comprises two right brackets (11) distributed front and back, a right mounting plate (12) is hingedly connected to the right bracket (11), two right support arms (13) distributed front and back symmetrically are slidably connected on the right side surface of the right mounting plate (12), a support head (14) is mounted on the right support arm (13), and a raw material lifting mechanism for controlling the angle of the right mounting plate (12) and the front and rear position of the right support arm (13);

It also includes a feeding mechanism, the feeding mechanism including a bottom frame (21), an active plate (23) slidably connected to the bottom frame (21) left and right, and a No. 1 motor for driving the active plate (23) to move left and right is installed in the right bracket (11), two horizontal plates (24) distributed front and back are hinged on the right side of the active plate (23), and a passive rod (25) is provided between the two horizontal plates (24);

The winding device (101) and the unwinding device (102) are connected via a connecting frame (71), and further include a welding mechanism, wherein the welding mechanism includes a slide bar (72) slidably connected to the connecting frame (71), a fixing plate (73) is mounted on the slide bar (72), a lifting type ultrasonic welding machine is mounted in the fixing plate (73), a bottom plate (74) is slidably connected to the right mounting plate (12), a curved rod (75) is fixedly mounted on the bottom plate (74), and the bottom plate (74) is connected to the slide bar (72) via a longitudinal rod (76), and a No. 1 cylinder for controlling the left and right position of the slide bar (72) is also disposed on the connecting frame (71);

The left side of the fixed plate (73) is slidably connected to a lifting plate (78), the lifting plate (78) is connected to the head of the ultrasonic welding machine through a connecting block, and the lifting plate (78) is provided with a pre-clamping mechanism that acts on the paper and is loose or tight according to the upper and lower positions;

The slitting mechanism (103) is used to slit paper in a paper roll, and the reeling device (101) is used to re-reel paper processed by the slitting mechanism (103).

2. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 1, characterized in that: the pre-clamping mechanism includes a No. 2 motor (81) installed on the left side of the lifting plate (78), and the output shaft extending from the No. 2 motor (81) is connected to a drive shaft (82), and the drive shaft (82) is processed with two opposite threads, and two sliders (83) are connected to the lower side of the lifting plate (78) for sliding back and forth, and the two sliders (83) are respectively connected to the two threads in the drive shaft (82), and a pressure plate (84) is respectively installed on the sides of the two sliders (83) close to each other.

3. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 1, characterized in that: an extension plate (41) is fixedly provided on the right side of the slide rod (72), and a short shaft (79) is slidably connected to each of the two extension plates (41) in a forward and backward manner, and a No. 2 cylinder (80) is installed on the lifting plate (78) for controlling the forward and backward position of the short shaft (79).

4. The non-stop paper roll slitting machine with automatic loading and unloading function according to claim 1, characterized in that: the material lifting mechanism comprises a No. 3 cylinder (16) hinged in the right bracket (11), and the end of the piston rod in the No. 3 cylinder (16) is hinged to the left side of the right mounting plate (12);

Two No. 4 cylinders (17) are installed in the right mounting plate (12), and the two No. 4 cylinders (17) are staggered up and down and distributed in front and back directions, and the two piston rods in the two No. 4 cylinders (17) are respectively connected to the two right support arms (13).

5. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 1, characterized in that: the winding device (101) comprises two left brackets (51) distributed front and back, two middle rods distributed left and right are fixedly arranged between the left brackets (51), two left support arms (53) symmetrically distributed front and back are rotatably connected to the outside of each middle rod, a driving cylinder (57) is rotatably connected inside the left support arm (53) located on the front side, and a support rod (54) is fixed at the rear end of the driving cylinder (57), and also comprises a No. 3 motor for driving the driving cylinder (57) to rotate, a No. 5 cylinder (55) is installed on the left support arm (53) located on the rear side, a slide cylinder is arranged on the piston rod in the No. 5 cylinder (55), and a rotating cylinder (56) that can be inserted into the sliding cylinder is rotatably connected to the rear end of the support rod (54);

A No. 6 cylinder (59) is hingedly connected to the left bracket (51), and a piston rod extending from the No. 6 cylinder (59) is hingedly connected to the left support arm (53), so that each of the left support arms (53) can be controlled independently.

6. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 5, characterized in that: a sleeve (60) is fixedly provided on the left support arm (53) located at the front side, the sleeve (60) is rotatably connected to the outside of the middle rod, a left mounting plate (61) is fixedly provided on the sleeve (60), and each of the left mounting plates (61) is provided with a push-pull arm;

The push-pull arm comprises a base (62) connected to the left mounting plate (61) in a forward and backward sliding manner, and two locking plates (63) are mounted on the base (62) and are distributed forward and backward. A V-shaped swing arm (64) is connected between the two locking plates (63) via a No. 1 rotating shaft, and an extension arm (65) extending outside the locking plates (63) is connected between the locking plates (63) via a No. 2 rotating shaft. A No. 7 cylinder (66) is also hinged on the locking plate (63), and a piston rod in the No. 7 cylinder (66) is hinged on one end of the swing arm (64), and a connecting rod (67) is hinged on the other end of the swing arm (64), and an end of the connecting rod (67) away from the swing arm (64) is hinged on the extension arm (65), and a support plate (68) is provided on the extension arm (65);

The left mounting plate (61) is provided with a No. 4 motor for controlling the forward and backward movement of the base (62).

7. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 6, characterized in that: two material preparation bins (70) distributed on the left and right are fixedly provided on the left support (51) at the rear side, and rolls are arranged in the upper and lower parts of the cavity in the material preparation bins (70), and the material preparation bins (70) are located at the rear side of the left support arm (53);

The front side of the material preparation bin (70) is provided with a discharge port, and the discharge port is located on the swing trajectory of the support rod (54). The material preparation bin (70) is also provided with a No. 8 cylinder (18), and a push plate is provided in the cavity. The piston rod in the No. 8 cylinder (18) is connected to the push plate.

8. The non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 1, characterized in that: the bottom frame (21) is rotatably connected with bearing shafts (22) distributed in a left and right array.

9. The non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 1, characterized in that: the right support arm (13) is equipped with a No. 5 motor (15) for driving the support head (14) to rotate.

10. A non-stop paper roll slitting machine with automatic loading and unloading functions according to claim 5, characterized in that: a plurality of No. 1 conveying shafts (31) are rotatably connected between the right bracket (11), at least one of the No. 1 conveying shafts (31) is located on the lower side of the arc rod (75), a plurality of No. 2 conveying shafts (32) distributed on the left and right are rotatably connected between the connecting brackets (71), a No. 3 conveying shaft (33) and a slitting shaft (35) are also rotatably connected between the left brackets (51), and staggered slitting shafts (34) distributed on the left and right are also rotatably connected between the left brackets (51), and the slitting mechanism (103) includes a slitting knife (36) mounted on the left bracket (51) through a mounting frame, and the slitting knife (36) extends into an annular groove in the slitting shaft (35).