CN213731931U

CN213731931U - Automatic slitting device for paper tube processing

Info

Publication number: CN213731931U
Application number: CN202021792234.1U
Authority: CN
Inventors: 卢建胜; 黄卫忠; 王晓靖
Original assignee: Jingjiang Jianghong Paper Tube Machinery Manufacturing Co ltd
Current assignee: Jingjiang Jianghong Paper Tube Machinery Manufacturing Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-07-20
Anticipated expiration: 2030-08-24

Abstract

The utility model provides an automatic cutting device for paper tube processing, which comprises a material rack, a clamping part, a fine cutting part and a feeding mechanism, wherein the material rack is downwards inclined from right to left, paper tubes to be cut are arranged on the material rack, the fine cutting part is arranged on a fixed frame through a circulating inching mechanism, the paper tubes on the material rack are conveyed to the clamping part through the feeding mechanism for clamping, the circulating inching mechanism drives the fine cutting part to move towards the clamping part for cutting the paper tubes, so that the automatic production of paper tube cutting processing is realized, and the production efficiency and the production reliability can be ensured; during inserting the inner chamber of paper tube through the dabber, can drive the paper tube on the one hand and rotate and cut the operation, on the other hand can play the supporting role to the paper tube, avoids the paper tube to cut off the in-process and takes place to warp, simultaneously through setting up a plurality of subassemblies that cut off, can once only accomplish the multistage cutting operation of whole root length paper tube, compare in the single blade cutting mode among the prior art, efficiency improves several times.

Description

Automatic slitting device for paper tube processing

Technical Field

The utility model relates to a paper tube manufacturing field especially relates to an automatic cutting device of paper tube processing.

Background

The paper tube is a tubular object processed from paper. Most paper tubes are spiral paper tubes and seamless paper tubes, paper tube mainly used chemical fiber industry and film industry, in the course of working of paper tube, cut and be an important process, the work of cutting is generally manually cut through artifical or semi-artificial mode to the paper tube among the prior art, this kind of artifical or semi-artificial mode efficiency is lower, the cost of labor is higher, the paper tube can't get sufficient support at the cutting off in-process, easily take place the deformation, the quality can't be guaranteed, and there is the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is artifical or the mode that semi-manual work was cut, the cost of labor is higher, and the paper tube can not obtain sufficient support at the in-process that cuts off, easily takes place to warp, and the quality can't be guaranteed, and has the potential safety hazard, the utility model provides an automatic device of cutting of paper tube processing solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: an automatic slitting device for paper tube processing comprises a material rack, a clamping part, a fine cutting part and a feeding mechanism, wherein the material rack is downwards inclined from right to left, paper tubes to be slit are arranged on the material rack, and the feeding mechanism conveys the paper tubes on the material rack to the clamping part for clamping; the fine cutting part is arranged on the fixed rack through a circulating inching mechanism, and the circulating inching mechanism can drive the fine cutting part to move and cut the paper tube in the clamping part.

Further: the clamping part comprises a mandrel, a support, a rotation adjusting mechanism and a transverse adjusting mechanism, the mandrel is arranged along the horizontal direction and is inserted into the tube cavity of the paper tube, the mandrel is arranged on the support through the rotation adjusting mechanism, and the rotation adjusting mechanism can drive the mandrel to rotate so as to adjust the position in the rotation direction; the support is arranged on the rack through the transverse adjusting mechanism, and the transverse adjusting mechanism can drive the support to move transversely to adjust the position; the paper tube comprises a paper tube body, a paper tube body and a paper core, wherein the paper tube body is provided with a left core shaft and a right core shaft, the number of the core shafts is two, the two core shafts are respectively a left core shaft and a right core shaft, the left core shaft is inserted into the paper tube body from left to right, and the right core shaft is inserted into the paper tube body from right to left.

Further: the paper tube clamping device comprises a clamping part, a machine frame and a clamping part, wherein the clamping part further comprises a left clamping block, a supporting sleeve and a right clamping block, the paper tube is clamped between the left clamping block and the right clamping block, the left clamping block is rotatably installed on the machine frame, a first installation hole is formed in the left clamping block, and the left mandrel is inserted into the first installation hole from left to right; the support sleeve is rotatably installed on the rack, a second mounting hole is formed in the support sleeve, the right clamping block is installed in the second mounting hole and can slide along the second mounting hole, a limiting clamping table protruding outwards in the circumferential direction is arranged on the right side of the support sleeve on the right clamping block, the outer diameter of the limiting clamping table is larger than the aperture of the second mounting hole, a first spring is sleeved between the support sleeve and the limiting clamping table on the right clamping block, a third mounting hole is formed in the right clamping block, the right mandrel is inserted into the third mounting hole from the right to the left, a spring seat is arranged on the right side of the right clamping block on the right mandrel, and a second spring is arranged on the left side of the spring seat.

Further: the fine cutting part comprises a support, a first motor and a connecting shaft, the connecting shaft is rotatably mounted on the support and arranged in parallel to the mandrel, a first driven wheel is fixedly mounted on the connecting shaft, the first motor is fixedly mounted on the support, an output shaft of the first motor is provided with a first driving wheel, and the first driving wheel is connected with the first driven wheel through a belt; the cutting assembly is arranged on the support and comprises a connecting frame, a transmission shaft and a circular blade, the connecting frame is fixedly installed on the support, the transmission shaft is rotatably installed on the connecting frame and is arranged in parallel to the connecting shaft, the circular blade is fixedly installed at one end of the transmission shaft, a first transmission wheel is fixedly installed at the other end of the transmission shaft, a second transmission wheel is installed on the connecting shaft, and the first transmission wheel is connected with the second transmission wheel through a belt; the number of the cutting assemblies is multiple, and the cutting assemblies are uniformly arranged on the support.

Further: the circulating inching mechanism comprises a first rotating shaft and a first air cylinder, the support is hinged to the rack through the first rotating shaft, a cylinder body of the first air cylinder is hinged to the rack, a piston rod of the first air cylinder is hinged to the left portion of the support, and the piston rod of the first air cylinder can drive the support to rotate along the first rotating shaft.

Further: the feeding mechanism comprises a supporting seat and a horizontal driving mechanism, the supporting seat can upwards support the paper tube, the supporting seat is mounted on the rack through the horizontal driving mechanism, and the horizontal driving mechanism can drive the supporting seat to move between the material rack and the clamping part; the paper tube feeding device is characterized in that a limiting claw is arranged above the material rack and is installed on the rack through a rotation driving mechanism, and the rotation driving mechanism can drive the limiting claw to rotate to be far away from or close to the paper tube in a rotation direction adjusting position.

Further: the rotation adjusting mechanism comprises a second motor, the second motor is fixedly arranged on the support, a second driving wheel is arranged on an output shaft of the second motor, the mandrel is rotatably arranged on the support, a second driven wheel is fixedly arranged at one end of the mandrel, and the second driving wheel is connected with the second driven wheel through a belt.

Further: the transverse adjusting mechanism comprises a third motor, a third rotating shaft, a third guide rail and a third sliding block, the third motor is fixedly arranged on the rack, an output shaft of the third motor is provided with a third driving wheel, the third rotating shaft is rotatably arranged on the rack along the horizontal direction and is perpendicular to the mandrel, one end of the third rotating shaft is fixedly provided with a third driven wheel, and the third driving wheel is connected with the third driven wheel through a belt; the other end fixed mounting of third pivot has the gear, the third guide rail sets up along the horizontal direction in the frame, and be on a parallel with the dabber sets up, third slider slidable mounting be in on the third guide rail, and with support fixed connection, the fixed rack that is provided with on the support, the rack with gear engagement sets up, and is on a parallel with the third guide rail.

Further: the horizontal driving mechanism comprises a second air cylinder, a second guide rail and a second sliding block, the second guide rail is fixedly arranged on the rack along the horizontal direction and is perpendicular to the paper tube, the second sliding block is slidably arranged on the second guide rail, a support rod is fixedly arranged on the second sliding block, the support seat is arranged on the support rod, a cylinder body of the second air cylinder is fixedly arranged on the rack, and a piston rod of the second air cylinder is parallel to the second guide rail and is fixedly connected with the second sliding block; the supporting seat comprises a left supporting plate and a right supporting plate, and the left supporting plate is positioned on the left side below the paper tube; the right supporting plate is positioned on the right side below the paper tube and is fixedly connected with the supporting rod, and the lower end of the left supporting plate is hinged with the lower end of the right supporting plate; the rotary driving mechanism comprises a fourth rotating shaft, a connecting rod and a fourth air cylinder, the fourth rotating shaft is rotatably arranged on the rack and is parallel to the paper tube, one end of the connecting rod is fixedly connected with the fourth rotating shaft, the other end of the connecting rod is hinged with a piston rod of the fourth air cylinder, a cylinder body of the fourth air cylinder is hinged on the rack, and the piston rod of the fourth air cylinder can drive the fourth rotating shaft to rotate when working; the limiting claw comprises a left limiting claw and a right limiting claw, one end of the left limiting claw and one end of the right limiting claw are fixedly arranged on the fourth rotating shaft, the other end of the left limiting claw is arranged on the left side of the leftmost end paper tube, and the other end of the right limiting claw is arranged on the right side of the leftmost end paper tube.

The utility model has the advantages that the utility model discloses an automatic cutting device for paper tube processing conveys the paper tube on the material rack to the clamping part through the feeding mechanism for clamping, and the fine cutting part cuts the paper tube after the clamping is finished, thereby realizing the automatic production of paper tube cutting processing, ensuring the production efficiency and the reliability of production, and eliminating the potential safety hazard of the blade causing injury to the hands of the operators; during inserting the inner chamber of paper tube through the dabber, can drive the paper tube on the one hand and rotate and cut the operation, on the other hand can play the supporting role to the paper tube, avoids the paper tube to cut off the in-process and takes place to warp, simultaneously through setting up a plurality of subassemblies that cut off, can once only accomplish the multistage cutting operation of whole root length paper tube, compare in the single blade cutting mode among the prior art, efficiency improves several times.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of an automatic slitting device for paper tube processing of the present invention;

FIG. 2 is a left side view of the clamping portion clamping the paper tube;

FIG. 3 is a schematic view showing the left spindle and the right spindle after moving in both directions;

FIG. 4 is a schematic structural view of the left clamp block;

FIG. 5 is a schematic structural view of the right clamp block;

FIG. 6 is a schematic view of the structure of the finishing cut;

FIG. 7 is a schematic structural view of a severing assembly;

FIG. 8 is a schematic view of the construction of the cyclic jog mechanism;

FIG. 9 is a schematic view of the structure of the rotation adjustment mechanism;

FIG. 10 is a schematic view of the lateral adjustment mechanism;

fig. 11 is a schematic view of the support base on the feeding mechanism moving to the clamping position.

In the figure, 1, a material rack, 2, a paper tube, 3, a frame, 4, a cutting assembly, 7, a support, 8, a left mandrel, 9, a right mandrel, 10, a left clamping block, 11, a support sleeve, 12, a right clamping block, 13, a first mounting hole, 14, a second mounting hole, 15, a limit clamping table, 16, a first spring, 17, a third mounting hole, 18, a spring seat, 19, a second spring, 20, a support, 21, a first motor, 22, a connecting shaft, 23, a first driven wheel, 24, a first driving wheel, 25, a connecting frame, 26, a transmission shaft, 27, a circular blade, 28, a first transmission wheel, 29, a second transmission wheel, 40, a first rotating shaft, 41, a first air cylinder, 50, a second motor, 51, a second driving wheel, 52, a second driven wheel, 60, a third motor, 61, a third rotating shaft, 62, a third guide rail, 63, a third sliding block, 64, a third driven wheel, 65 and a rack, 70. the device comprises a second cylinder, a second guide rail, a second sliding block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, 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 relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1, the utility model provides an automatic cutting device for paper tube processing, which comprises a material rack 1, wherein the material rack 1 is arranged in a downward inclination manner from right to left, paper tubes 2 to be cut are arranged on the material rack 1, the automatic cutting device also comprises a clamping part, a fine cutting part and a feeding mechanism, and the feeding mechanism conveys the paper tubes 2 on the material rack 1 to the clamping part for clamping; the fine cutting part is arranged on the fixed rack 3 through a circulating inching mechanism, and the circulating inching mechanism can drive the fine cutting part to move and cut the paper tube 2 through the clamping part.

During operation, the paper tubes 2 are sequentially arranged on the material rack 1, the paper tubes 2 on the material rack 1 are conveyed to the clamping part through the feeding mechanism for clamping, and the paper tubes 2 are cut by the finish cutting part after clamping is finished, so that automatic production of paper tube 2 cutting processing is realized.

As shown in fig. 2 and 3, the clamping portion includes a mandrel, a support 7, a rotation adjusting mechanism and a transverse adjusting mechanism, the mandrel is disposed along the horizontal direction and inserted into the tube cavity of the paper tube 2, the mandrel is disposed on the support 7 through the rotation adjusting mechanism, and the rotation adjusting mechanism can drive the mandrel to rotate to adjust the position in the rotation direction; the support 7 is arranged on the frame 3 through the transverse adjusting mechanism, and the transverse adjusting mechanism can drive the support 7 to move transversely to adjust the position; the number of the mandrels is two, the mandrels are a left mandrel 8 and a right mandrel 9 respectively, the left mandrel 8 is inserted into the paper tube 2 from left to right, and the right mandrel 9 is inserted into the paper tube 2 from right to left.

The transverse adjusting mechanism drives the support 7 to move, the mandrel is inserted into the inner cavity of the paper tube 2, the rotating adjusting mechanism drives the mandrel to drive the paper tube 2 to rotate, and through the arrangement of the mandrel, on one hand, the paper tube 2 can be driven to rotate to perform slitting operation, on the other hand, the paper tube 2 can be supported, and deformation in the cutting process of the paper tube 2 is avoided; the left mandrel 8 and the right mandrel 9 are inserted into the inner cavity of the paper tube 2 from the left end and the right end respectively, the mandrel insertion time can be saved compared with the arrangement mode of a single mandrel, the machining efficiency is improved, and due to the arrangement of the mandrels at the two ends, the supporting effect is better.

As shown in fig. 4 and 5, the clamping portion further includes a left clamping block 10, a supporting sleeve 11 and a right clamping block 12, the paper tube 2 is clamped between the left clamping block 10 and the right clamping block 12, the left clamping block 10 is rotatably mounted on the frame 3, a first mounting hole 13 is formed in the left clamping block 10, and the left mandrel 8 is inserted into the first mounting hole 13 from left to right; the supporting sleeve 11 is rotatably installed on the rack 3, a second installation hole 14 is formed in the supporting sleeve 11, the right clamping block 12 is installed in the second installation hole 14 and can slide along the second installation hole 14, a limiting clamping table 15 protruding outwards along the circumferential direction is arranged on the right side of the supporting sleeve 11 on the right clamping block 12, the outer diameter of the limiting clamping table 15 is larger than the aperture size of the second installation hole 14, a first spring 16 is sleeved between the supporting sleeve 11 and the limiting clamping table 15 on the right clamping block 12, a third installation hole 17 is formed in the right clamping block 12, the right mandrel 9 is inserted into the third installation hole 17 from the right to the left, a spring seat 18 is arranged on the right mandrel 9 and on the right side of the right clamping block 12, and a second spring 19 is arranged on the left side of the spring seat 18.

During operation, paper tube 2 assembles earlier and fixes a position on left clamp splice 10, then during left dabber 8 and right dabber 9 remove to the centre from both ends simultaneously and insert paper tube 2, when second spring 19 contacts with right clamp splice 12, can push away right clamp splice 12 and remove the tight paper tube 2 of clamp left, the setting of first spring 16 and second spring 19 can avoid right clamp splice 12 to cause excessive extrusion to paper tube 2 when pressing from both sides tight paper tube 2, can adapt to the paper tube 2 of different length simultaneously and cut off the operation, stronger practicality has.

Referring to fig. 6 and 7, the finishing cut portion includes a bracket 20, a first motor 21 and a connecting shaft 22, the connecting shaft 22 is rotatably mounted on the bracket 20 and is parallel to the mandrel, a first driven wheel 23 is fixedly mounted on the connecting shaft 22, the first motor 21 is fixedly mounted on the bracket 20, an output shaft of the first motor 21 is provided with a first driving wheel 24, and the first driving wheel 24 is connected with the first driven wheel 23 through a belt; the cutting assembly 4 is arranged on the support 20, the cutting assembly 4 comprises a connecting frame 25, a transmission shaft 26 and a circular blade 27, the connecting frame 25 is fixedly installed on the support 20, the transmission shaft 26 is rotatably installed on the connecting frame 25, the transmission shaft 26 is arranged in parallel to the connecting shaft 22, the circular blade 27 is fixedly installed at one end of the transmission shaft 26, a first transmission wheel 28 is fixedly installed at the other end of the transmission shaft 26, a second transmission wheel 29 is installed on the connecting shaft 22, and the first transmission wheel 28 is connected with the second transmission wheel 29 through a belt; the number of the cutting assemblies 4 is multiple, and the cutting assemblies 4 are uniformly arranged on the bracket 20.

First motor 21 rotates, thereby drives connecting axle 22 and rotates drive transmission shaft 26 and rotate, and circular knife 27 follows the transmission shaft 26 and rotates and carry out circumference cutting operation to paper tube 2, and a plurality of settings that cut off subassembly 4 can once only be cut into the multistage with paper tube 2 branch, compare in the mode that one section of single circular knife 27 was cut off, efficiency improvement several times.

Referring to fig. 8, the cyclic inching mechanism includes a first rotating shaft 40 and a first cylinder 41, the bracket 20 is hinged to the frame 3 through the first rotating shaft 40, a cylinder body of the first cylinder 41 is hinged to the frame 3, a piston rod of the first cylinder 41 is hinged to the left portion of the bracket 20, and the piston rod of the first cylinder 41 is operated to drive the bracket 20 to rotate along the first rotating shaft 40. The piston rod of the first air cylinder 41 works to drive the circular blade 27 to inching and get close to or far away from the paper tube 2, and the driving mode has the advantages of simple and reliable structure, high moving repeatability and capability of realizing automatic control.

The feeding mechanism comprises a supporting seat and a horizontal driving mechanism, the supporting seat can upwards support the paper tube 2, the supporting seat is mounted on the rack 3 through the horizontal driving mechanism, and the horizontal driving mechanism can drive the supporting seat to move between the material rack 1 and the clamping part; a limiting claw is arranged above the material rack 1 and is installed on the rack 3 through a rotation driving mechanism, and the rotation driving mechanism can drive the limiting claw to rotate so as to be far away from or close to the paper tube 2 at the position adjusted in the rotation direction.

During operation, paper tube 2 arranges in proper order on work or material rest 1 to be located the right side of spacing claw, rotate the spacing claw of actuating mechanism drive and rotate and keep away from paper tube 2, make on work or material rest 1 leftmost paper tube 2 landing to the supporting seat in, horizontal drive mechanism drive supporting seat removes to clamping portion clamping paper tube 2, then horizontal drive mechanism drive supporting seat removes to work or material rest 1 position, so that carry out next round of operation, and then accomplish the autoloading work of paper tube 2.

Referring to fig. 9 and 10, the rotation adjusting mechanism includes a second motor 50, the second motor 50 is fixedly disposed on the support 7, an output shaft of the second motor 50 is provided with a second driving wheel 51, the spindle is rotatably mounted on the support 7, one end of the spindle is fixedly mounted with a second driven wheel 52, and the second driving wheel 51 is connected with the second driven wheel 52 through a belt. The second motor 50 rotates to drive the mandrel to rotate, and the rotating speed of the mandrel can be accurately controlled by controlling the rotating speed of the second motor 50, so that the rotating speed of the paper tube 2 can be accurately controlled, and automatic production is realized.

The transverse adjusting mechanism comprises a third motor 60, a third rotating shaft 61, a third guide rail 62 and a third sliding block 63, the third motor 60 is fixedly arranged on the rack 3, an output shaft of the third motor 60 is provided with a third driving wheel, the third rotating shaft 61 is rotatably arranged on the rack 3 along the horizontal direction and is perpendicular to the mandrel, one end of the third rotating shaft 61 is fixedly provided with a third driven wheel 64, and the third driving wheel is connected with the third driven wheel 64 through a belt; the other end fixed mounting of third pivot 61 has the gear, third guide rail 62 sets up along the horizontal direction in frame 3, and be on a parallel with the dabber setting, third slider 63 slidable mounting be in on the third guide rail 62, and with support 7 fixed connection, the fixed rack 65 that is provided with on the support 7, rack 65 with gear engagement sets up, and is on a parallel with third guide rail 62.

The third motor 60 rotates the driving gear to rotate, and then drives the rack 65 to move along the horizontal direction to drive the support 7 to move transversely, so that the mandrel is inserted into the inner cavity of the paper tube 2, the transverse adjusting mechanism is high in position moving repeatability and has good self-locking capability, the current position can be effectively kept after the position moving is completed, and the clamping effect is prevented from being influenced by the movement.

As shown in fig. 11, the horizontal driving mechanism includes a second cylinder 70, a second guide rail 71 and a second slider 72, the second guide rail 71 is fixedly disposed on the frame 3 along the horizontal direction and is perpendicular to the paper tube 2, the second slider 72 is slidably mounted on the second guide rail 71, a support rod 73 is fixedly disposed on the second slider 72, the support seat is mounted on the support rod 73, a cylinder body of the second cylinder 70 is fixedly disposed on the frame 3, and a piston rod of the second cylinder 70 is parallel to the second guide rail 71 and is fixedly connected to the second slider 72; the piston rod of the second air cylinder 70 works to drive the second sliding block 72 to slide along the second guide rail 71, so that the supporting seat moves between the material rack 1 and the clamping part and conveys the paper tubes 2.

The supporting seat comprises a left supporting plate 74 and a right supporting plate 75, and the left supporting plate 74 is positioned on the left side below the paper tube 2; the right supporting plate 75 is positioned at the right side below the paper tube 2 and is fixedly connected with the supporting rod 73, and the lower end of the left supporting plate 74 is hinged with the lower end of the right supporting plate 75; be provided with the torsional spring between left support plate 74 and the right branch fagging 75, the deformation power of torsional spring makes left support plate 74 and right branch fagging 75 form V type support groove to bear paper tube 2, when paper tube 2 was cliied by clamping portion, left support plate 74 then followed pin joint anticlockwise rotation to horizontal position, moved to convenient horizontal actuating mechanism drive supporting seat rightwards.

The rotation driving mechanism comprises a fourth rotating shaft 80, a connecting rod 81 and a fourth air cylinder 82, the fourth rotating shaft 80 is rotatably arranged on the rack 3 and is parallel to the paper tube 2, one end of the connecting rod 81 is fixedly connected with the fourth rotating shaft 80, the other end of the connecting rod 81 is hinged with a piston rod of the fourth air cylinder 82, a cylinder body of the fourth air cylinder 82 is hinged on the rack 3, and the piston rod of the fourth air cylinder 82 can drive the fourth rotating shaft 80 to rotate when working;

the limiting claw comprises a left limiting claw 83 and a right limiting claw 84, one end of the left limiting claw 83 and one end of the right limiting claw 84 are both fixedly arranged on the fourth rotating shaft 80, the other end of the left limiting claw 83 is arranged on the left side of the leftmost end paper tube 2, and the other end of the right limiting claw 84 is arranged on the right side of the leftmost end paper tube 2.

When the paper tube rolling device works, the left limiting claw 83 is attached to the left part of the leftmost paper tube 2 to limit the paper tube to roll downwards, meanwhile, the right limiting claw 84 is far away from the paper tube 2, when the supporting seat moves to the position below the material rack 1, a piston rod of the fourth air cylinder 82 extends out to drive the fourth rotating shaft 80 to rotate clockwise, so that the left limiting claw 83 is far away from the paper tube 2, the paper tube 2 is not limited, meanwhile, the right limiting claw 84 moves to the right part of the leftmost paper tube 2 and pushes the paper tube 2 to roll down into the supporting seat, and at the moment, the right limiting claw 84 is positioned on the left side of the second paper tube 2 at the left end and can limit the paper tube to roll downwards; then, the piston rod of the fourth cylinder 82 is contracted, so that the left and

right holding claws

83 and 84 are returned to operate the next round.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an automatic cutting device of paper tube processing, includes work or material rest (1), work or material rest (1) is from the right side to left downward sloping setting, arrange paper tube (2) of waiting to cut on work or material rest (1), its characterized in that: also comprises a clamping part, a fine cutting part and a feeding mechanism,

the feeding mechanism conveys the paper tubes (2) on the material rack (1) to the clamping part for clamping;

the fine cutting part is arranged on a fixed rack (3) through a circulating inching mechanism, and the circulating inching mechanism can drive the fine cutting part to move and cut the paper tube (2) through the clamping part.

2. The automatic slitting device for paper tube processing of claim 1, characterized in that: the clamping part comprises a mandrel, a support (7), a rotation adjusting mechanism and a transverse adjusting mechanism,

the mandrel is arranged along the horizontal direction and is inserted into the tube cavity of the paper tube (2), the mandrel is arranged on the support (7) through the rotation adjusting mechanism, and the rotation adjusting mechanism can drive the mandrel to rotate so as to adjust the position in the rotation direction;

the support (7) is arranged on the rack (3) through the transverse adjusting mechanism, and the transverse adjusting mechanism can drive the support (7) to move transversely to adjust the position;

the number of the mandrels is two, the mandrels are a left mandrel (8) and a right mandrel (9) respectively, the left mandrel (8) is inserted into the paper tube (2) from left to right, and the right mandrel (9) is inserted into the paper tube (2) from right to left.

3. The automatic slitting device for paper tube processing of claim 2, characterized in that: the clamping part also comprises a left clamping block (10), a supporting sleeve (11) and a right clamping block (12), the paper tube (2) is clamped between the left clamping block (10) and the right clamping block (12),

the left clamping block (10) is rotatably mounted on the rack (3), a first mounting hole (13) is formed in the left clamping block (10), and the left mandrel (8) is inserted into the first mounting hole (13) from left to right;

the supporting sleeve (11) is rotatably installed on the rack (3), a second installation hole (14) is formed in the supporting sleeve (11), the right clamping block (12) is installed in the second installation hole (14) and can slide along the second installation hole (14), a limiting clamping table (15) protruding outwards along the circumferential direction is arranged on the right side of the supporting sleeve (11) on the right clamping block (12), the outer diameter size of the limiting clamping table (15) is larger than the aperture size of the second installation hole (14), a first spring (16) is sleeved on the right clamping block (12) and positioned between the supporting sleeve (11) and the limiting clamping table (15), a third installation hole (17) is formed in the right clamping block (12), the right mandrel (9) is inserted into the third installation hole (17) from left to right, a spring seat (18) is arranged on the right mandrel (9) and positioned on the right side of the right clamping block (12), and a second spring (19) is arranged on the left side of the spring seat (18).

4. The automatic slitting device for paper tube processing of claim 2, characterized in that: the fine cutting part comprises a support (20), a first motor (21) and a connecting shaft (22), the connecting shaft (22) is rotatably mounted on the support (20) and is arranged in parallel to the mandrel, a first driven wheel (23) is fixedly mounted on the connecting shaft (22), the first motor (21) is fixedly mounted on the support (20), a first driving wheel (24) is arranged on an output shaft of the first motor (21), and the first driving wheel (24) is connected with the first driven wheel (23) through a belt;

the cutting-off device is characterized in that a cutting-off assembly (4) is arranged on the support (20), the cutting-off assembly (4) comprises a connecting frame (25), a transmission shaft (26) and a circular blade (27), the connecting frame (25) is fixedly installed on the support (20), the transmission shaft (26) is rotatably installed on the connecting frame (25), the transmission shaft (26) is arranged in parallel to the connecting shaft (22), the circular blade (27) is fixedly installed at one end of the transmission shaft (26), a first transmission wheel (28) is fixedly installed at the other end of the transmission shaft (26), a second transmission wheel (29) is installed on the connecting shaft (22), and the first transmission wheel (28) is connected with the second transmission wheel (29) through a belt;

the number of the cutting assemblies (4) is multiple, and the cutting assemblies (4) are uniformly arranged on the support (20).

5. The automatic slitting device for paper tube processing of claim 4, wherein: the circulating inching mechanism comprises a first rotating shaft (40) and a first air cylinder (41), the support (20) is hinged to the rack (3) through the first rotating shaft (40), a cylinder body of the first air cylinder (41) is hinged to the rack (3), a piston rod of the first air cylinder (41) is hinged to the left portion of the support (20), and the piston rod of the first air cylinder (41) can drive the support (20) to rotate along the first rotating shaft (40).

6. The automatic slitting device for paper tube processing of claim 1, characterized in that: the feeding mechanism comprises a supporting seat and a horizontal driving mechanism,

the supporting seat can upwards support the paper tube (2), is arranged on the rack (3) through the horizontal driving mechanism, and can drive the supporting seat to move between the material rack (1) and the clamping part;

a limiting claw is arranged above the material rack (1), the limiting claw is installed on the rack (3) through a rotation driving mechanism, and the rotation driving mechanism can drive the limiting claw to rotate to be far away from or close to the paper tube (2) at the position adjusted in the rotation direction.

7. The automatic slitting device for paper tube processing of claim 2, characterized in that: the rotation adjusting mechanism comprises a second motor (50), the second motor (50) is fixedly arranged on the support (7), a second driving wheel (51) is arranged on an output shaft of the second motor (50), the mandrel is rotatably arranged on the support (7), a second driven wheel (52) is fixedly arranged at one end of the mandrel, and the second driving wheel (51) is connected with the second driven wheel (52) through a belt.

8. The automatic slitting device for paper tube processing of claim 2, characterized in that: the transverse adjusting mechanism comprises a third motor (60), a third rotating shaft (61), a third guide rail (62) and a third sliding block (63), the third motor (60) is fixedly arranged on the rack (3), a third driving wheel is arranged on an output shaft of the third motor (60), the third rotating shaft (61) is rotatably arranged on the rack (3) along the horizontal direction and is perpendicular to the mandrel, a third driven wheel (64) is fixedly arranged at one end of the third rotating shaft (61), and the third driving wheel is connected with the third driven wheel (64) through a belt;

the other end fixed mounting of third pivot (61) has the gear, third guide rail (62) set up along the horizontal direction on frame (3), and be on a parallel with the dabber sets up, third slider (63) slidable mounting be in on third guide rail (62), and with support (7) fixed connection, the fixed rack (65) that is provided with on support (7), rack (65) with gear engagement sets up, and is on a parallel with third guide rail (62).

9. The automatic slitting device for paper tube processing of claim 6, wherein: the horizontal driving mechanism comprises a second air cylinder (70), a second guide rail (71) and a second sliding block (72), the second guide rail (71) is fixedly arranged on the rack (3) along the horizontal direction and is perpendicular to the paper tube (2), the second sliding block (72) is slidably arranged on the second guide rail (71), a support rod (73) is fixedly arranged on the second sliding block (72), the support seat is arranged on the support rod (73), the cylinder body of the second air cylinder (70) is fixedly arranged on the rack (3), and the piston rod of the second air cylinder (70) is parallel to the second guide rail (71) and is fixedly connected with the second sliding block (72);

the supporting seat comprises a left supporting plate (74) and a right supporting plate (75), and the left supporting plate (74) is positioned on the left side below the paper tube (2); the right support plate (75) is positioned at the right side below the paper tube (2) and is fixedly connected with the support rod (73), and the lower end of the left support plate (74) is hinged with the lower end of the right support plate (75);

the rotation driving mechanism comprises a fourth rotating shaft (80), a connecting rod (81) and a fourth air cylinder (82), the fourth rotating shaft (80) is rotatably arranged on the rack (3) and is parallel to the paper tube (2), one end of the connecting rod (81) is fixedly connected with the fourth rotating shaft (80), the other end of the connecting rod (81) is hinged with a piston rod of the fourth air cylinder (82), a cylinder body of the fourth air cylinder (82) is hinged on the rack (3), and the piston rod of the fourth air cylinder (82) can drive the fourth rotating shaft (80) to rotate when working;

the limiting claw comprises a left limiting claw (83) and a right limiting claw (84), one end of the left limiting claw (83) and one end of the right limiting claw (84) are fixedly arranged on the fourth rotating shaft (80), the other end of the left limiting claw (83) is arranged on the left side of the leftmost end paper tube (2), and the other end of the right limiting claw (84) is arranged on the right side of the leftmost end paper tube (2).