CN110253936B

CN110253936B - Packing carton production water line

Info

Publication number: CN110253936B
Application number: CN201910508873.6A
Authority: CN
Inventors: 杜玉; 赵瑞城; 李�灿; 邓伟
Original assignee: Anhui Shipinjia Industrial Product Design Co ltd
Current assignee: Anhui Shipinjia Industrial Product Design Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-11-24
Anticipated expiration: 2039-06-13
Also published as: CN110253936A

Abstract

The invention relates to a packaging box production line, which comprises a paperboard guiding device, wherein an outlet of the paperboard guiding device is connected with a feed inlet of a paperboard cutting device, an outlet of the paperboard cutting device is connected with a feed inlet of a creasing device, an outlet of the creasing device is connected with a feed inlet of a paperboard folding device, the paperboard folding device is used for performing folding operation on a creased paperboard, an opening device is arranged beside the paperboard folding device and used for performing opening operation on a crease position of the paperboard, a rope penetrating device is arranged beside the opening device and used for penetrating a strapping tape into an opening of the crease position of the paperboard, a packaging box adopting the production system can effectively produce durian packaging boxes, and the durian packaging box raw material production efficiency is high and the packaging box quality is high.

Description

Packing carton production water line

Technical Field

The invention relates to the technical field of packaging boxes, in particular to a packaging box production line.

Background

During the actual processing of the packing box, corrugated paper or coated paper is generally adopted as a production raw material, the paperboard is generally subjected to film covering operation through a film covering machine during the actual processing, a film covering film with brand patterns is covered on the paperboard, the paperboard is generally singly guided out in the actual production process, the single paperboard is guided and conveyed from a guide and conveying crawler belt, blanks of the packing box are finally formed through a film covering device, an opening device and a crease device, then the packing box can be subjected to bottom sealing operation through manual or mechanical modes, and finally the complete packing box capable of containing articles is formed.

The packing carton to durian fruit packing has not been aimed at in the market yet, and to this, the applicant has applied for and has disclosed a packing carton to durian fruit in the patent application named "packing carton", and the packing carton includes interior box body, and this interior box body can form the flexible change of radial direction to be provided with the strapping on including the box body, thereby can effectively realize the effect of tightening up to durian fruit, and then realize the effective packing to durian fruit.

For the durian fruit packing box, the durian fruit needs to be subjected to opening and crease processing treatment, however, in the prior art, a production system for the packing box does not exist.

Disclosure of Invention

The invention aims to provide a packaging box production line which can effectively realize the opening and crease processing operation of a packaging box raw material paperboard.

The technical scheme adopted by the invention is as follows.

The utility model provides a packing carton production line, includes cardboard deriving device, cardboard deriving device's export links up with the feed inlet of cardboard cutting device, the export of cardboard cutting device links up with the feed inlet of crease device, the export of crease device links up with the feed inlet of cardboard folding device, cardboard folding device is used for implementing the coincide operation to the cardboard behind the crease, the side of cardboard folding device is provided with opening device, opening device is used for implementing the opening operation to cardboard crease department, opening device's side is provided with the rope handling device, the rope handling device is used for wearing the strapping in the opening of cardboard crease department.

The invention has the technical effects that: packing carton raw materials to deriving the back from cardboard deriving device, carry out the opening to the cardboard through cardboard notching device, when convenient follow-up folding, can also make the packing carton raw materials have the jack of installation, open-ended cardboard carries out the crease through the crease device, make the cardboard raw materials roll over into the broken line of setting for, with the outline that forms the packing carton, through the coincide operation of cardboard after the cardboard coincidence arrangement to the crease, the cardboard of converting into is implemented the opening operation to cardboard crease department through opening device, and utilize the rope handling box to wear to put the strapping in the opening, and then can produce the preliminary raw materials of packing carton, the later stage is again through the back cover and seal and can form complete packing carton, the packing carton that adopts this kind of production system can effectively produce to the durian packing carton, its durian packing carton raw materials production efficiency is high and the packing carton quality is high.

Drawings

FIG. 1 is a schematic view of a flat sheet of paperboard;

FIG. 2 is a schematic end view of the paperboard in a folded configuration;

FIGS. 3-5 are schematic views of three views of a paperboard slitting device;

FIG. 6 is a bottom view of the paperboard slitting device;

FIG. 7 is a side view of a paperboard slitting device;

FIGS. 8 and 9 are schematic views of the structure of the slitting tool and its driving mechanism in the cardboard slitting device from two perspectives;

FIG. 10 is a front view of a slitting tool and its drive mechanism in a carton slitting device;

FIG. 11 is a bottom view of the slitting tool and its drive mechanism in the carton slitting device;

fig. 12 to 14 are schematic views of three viewing angle structures of the creasing device;

FIG. 15 is a front view of the creasing device;

FIG. 16 is a left side view of the creasing device;

FIGS. 17-19 are schematic views of the creasing device shown in three views out of the pulling mechanism;

FIG. 20 is a front view of the creasing device;

FIG. 21 is a left side view of the creasing device being moved out of the pulling mechanism;

FIGS. 22 and 23 are schematic views of two views of a paperboard folding apparatus;

FIG. 24 is a front view of the paperboard folding device;

FIG. 25 is a left side view of the paperboard folding device;

FIG. 26 is a schematic view of the structure of the upper climbing rope and the attachment;

FIG. 27 is a front view of an upper climbing rope and accessories;

FIG. 28 is a schematic view of the construction of the lower climbing rope and the attachment;

FIG. 29 is a front view of a lower climbing rope and accessories;

FIG. 30 is a front view of the gripper mechanism and the folding mechanism of the sheet folding apparatus;

FIG. 31 is a schematic view of the structure of the clamping mechanism;

FIG. 32 is a cross-sectional view of the clamping plate and clamping plate in the clamping mechanism;

FIG. 33 is a schematic view of the opening device in use;

FIG. 34 is a schematic view of the construction of the opening device;

FIG. 35 is a schematic view of the reeving device in use;

FIG. 36 is a schematic view of the construction of the reeving device;

FIG. 37 is a schematic cross-sectional view of the end of the punch blade and the thread-threading rod of the thread-threading device.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error, legibility and inconsistency; the specific features of the package production line are detailed below:

a packaging box production line comprises a paperboard guiding device, wherein an outlet of the paperboard guiding device is connected with a feeding hole of a paperboard cutting device 20, an outlet of the paperboard cutting device 20 is connected with a feeding hole of a creasing device 30, an outlet of the creasing device 30 is connected with a feeding hole of a paperboard folding device 40, the paperboard folding device 40 is used for carrying out folding operation on folded paperboards, an opening device 50 is arranged beside the paperboard folding device 40, the opening device 50 is used for carrying out opening operation on the paperboard folds, a stringing device 60 is arranged beside the opening device 50, and the stringing device 60 is used for stringing strapping tapes in the openings of the paperboard folds;

referring to fig. 1 to 37, the cardboard raw materials of the packaging box are neatly stacked in the cardboard guiding device, and the cardboard raw materials can be guided into the cardboard cutting device 20 in a single and discontinuous manner by the cardboard guiding device, and the specific structure of the cardboard guiding device is a cardboard separator which is common in the market and can guide the cardboard raw materials into each device in the subsequent production line in a discontinuous and single manner;

the paperboard notching device 20 performs buckling operation on the raw paperboard, an opening convenient for crease is formed in one end of the raw paperboard so as to facilitate subsequent crease operation, and a position convenient for sealing the bottom of the packaging box is reserved so as to ensure the reliability of the sealing bottom of the packaging box; the paperboard cutting device 20 cuts the paperboard and guides the cut paperboard into the creasing device 30 for creasing operation, so that all creases of the packaging box are formed, the raw paperboard of the packaging box after the creases is guided into the paperboard folding device 40, the raw paperboard is folded into a paperboard in a pressing state and guided out, and the problem of rebounding caused by incomplete creases is avoided;

as shown in fig. 2, the opening device 50 is used for opening holes at the folding line of the cardboard after the cardboard is folded, so that the threading position of the threading hole can be ensured, and the subsequent threading operation of the threading device 60 is very convenient;

by adopting the packaging box production line disclosed by the invention, the production efficiency of the raw material paperboard of the durian fruit packaging box can be effectively improved, the durian fruit packaging box can be effectively produced, and the quality of the produced packaging box is more reliable.

In order to limit the paperboard guided out by the paperboard guiding device, accurately obtain the position information of the paperboard and ensure the effectiveness of opening and crease marks of the paperboard, a material guide sliding frame 11 is arranged at a material outlet of the paperboard guiding device, a positioning support 12 is arranged in the material discharging direction of the material guide sliding frame 11, the positioning support 12 is arranged at the front end of the material guide sliding frame 11, and the positioning support 12 moves in the vertical direction and performs blocking positioning on one end of the paperboard;

as shown in fig. 3 to 6, the raw material cardboard is led out to the material guide carriage 11 one by one through the single discharge port of the cardboard leading-out device, and the positioning operation on one end of the led-out single raw material cardboard can be performed through the positioning bracket 12, so that the accuracy of one end position of the single raw material cardboard is ensured, the subsequent cardboard cutting device 20 can effectively realize the opening operation on the raw material cardboard, and the effectiveness of cardboard cutting is ensured.

In order to further realize the positioning of one side of the paper board and thus ensure the determination of the whole position of a single paper board, as shown in fig. 6, one side of the guide carriage 11 is provided with a side positioning mechanism, and the side positioning mechanism is used for pushing one side of the paper board to move along the width direction of the guide carriage 11 and push the paper board to the position of the paper board cutting device 20;

the side positioning mechanism can be arranged on one side of the moving direction of the paper boards, the paper boards are pushed to one side of the guide sliding frame 11 through the side positioning mechanism, the paper boards at the middle position of the guide sliding frame 11 are pushed to one side, the position of a single paper board can be ensured by matching with the positioning support 12, the paper board guiding device stops feeding at the moment, and the paper board cutting device 20 is started, so that the cutting operation of the single paper board at the determined position can be effectively realized, and the cutting effectiveness of the paper boards is ensured.

Referring to fig. 3, in order to perform an effective engagement operation on the paper boards and ensure that the cut paper scraps can be smoothly separated from the paper boards, the paper board cutting device 20 includes a cutting backing plate 21 disposed below the material guiding carriage 11, a cutting tool 22 is disposed above the cutting backing plate 21, the cutting tool 22 is connected to a lifting mechanism, and the lifting mechanism drives the cutting tool 22 to lift and move close to or away from the cutting backing plate 21;

after the cardboard is fixed a position through locating support 12 and side positioning mechanism implementation to the cardboard, elevating system drive incision cutter 22 goes up and down and with the in-process that incision backing plate 21 is close to oppress the cardboard in order to implement the incision operation to the cardboard, utilize incision backing plate 21 to implement the pad of incision cutter 22 and establish, can ensure that incision cutter 22 pierces through the cardboard, and then realize the incision operation to this cardboard, ensure open-ended validity, and make things convenient for subsequent cardboard coincide operation.

Further, as shown in fig. 5 and 8, the notching tool 22 is fixed on a tool apron 221, the tool apron 221 is slidably disposed on the frame 23, and the sliding direction of the notching tool is vertical, the lifting mechanism includes a first driving pipe 222 disposed on the tool apron 221, a pipe body of the first driving pipe 222 is hinged and a hinge shaft of the first driving pipe is horizontal, a driving lever 223 is slidably disposed in the first driving pipe 222, one end of the driving lever 223 is connected with a roller body of the rotating roller 224, and the roller body of the rotating roller 224 is horizontal and the length direction of the roller body is horizontal to the hinge shaft of the first driving pipe 222;

through rotating live-rollers 224 for actuating lever 223 rotates, and then links the vertical lift of first driving tube 222, with the realization to the drive of incision cutter 22, thereby realizes the incision operation to the cardboard, adopts this interlock mechanism, can effectively realize the incision operation to the cardboard.

A first reset slide bar 225 is vertically arranged on the tool apron 221, a first reset spring 226 is sleeved on the first reset slide bar 225, and two ends of the first reset spring 226 are respectively abutted against the first reset slide bar 225 and the frame 23;

the driving shift lever 223 is shifted, and similar to a shift fork structure, the first driving pipe 222 is linked to vertically lift, so that the vertical driving of the tool apron 221 can be effectively realized.

In the process of lowering the tool holder 221, after the opening operation of the cardboard is performed, the elastic force of the first return spring 226 can effectively return the tool holder 221, and the slitting tool 22 is separated from the cardboard.

Further, as shown in fig. 8, the cutting tool 22 is tubular, a tube end of the cutting tool is provided with a cutting edge, a material guiding head 24 is further disposed in the cutting tool 22, the material guiding head 24 is fixed on a connecting plate 241, a second driving tube 242 is disposed on the connecting plate 241, a hinge shaft of the second driving tube 242 is parallel to a hinge shaft of the first driving tube 222, a poking rod 243 is slidably disposed in the second driving tube 242, one end of the poking rod 243 is connected with a roller body of the rotating roller 224, the poking rod 243 is disposed in parallel with the driving poking rod 223, and a connecting line of two rod cores is parallel to a length direction of the rotating roller 224;

when the cutter base 221 drives the slotting cutter 22 to descend and perform slotting on the paper boards, the cut paper boards are remained in a pipe cavity or a half pipe cavity of the slotting cutter 22, in order to guide out paper scraps, the rotating roller 224 is driven to drive the rotating roller 224, the rotating roller 224 enables the poking rod 243 to swing and the second driving pipe 242 is driven to swing so as to drive the connecting plate 241, the connecting plate 241 is lifted and lowered, the material guide head 24 slides along the slotting cutter 22, the paper scraps remained in the pipe cavity of the slotting cutter 22 are guided out, and the cleaning effect in the slotting cutter 22 is ensured.

Further, a second reset slide bar 244 is vertically arranged on the connecting plate 241, a rod end of the second reset slide bar 244 extends out of the frame 23, a second reset spring 245 is sleeved on a rod body, and two ends of the second reset spring 245 are respectively abutted against the rod end of the second reset slide bar 244 and the frame 23;

in order to reset the material guiding head 24, after the power of the rotating roller 224 is cut off, the material guiding head 24 is separated from the cutter 22 under the elastic resetting force of the second resetting spring 245, so as to reset the material guiding head 24, and after the material guiding head 24 is reset and the cutter 22 is reset, the cut single paperboard is guided to the next station, and then a new paperboard is guided to the position below the position of the paperboard cutting device 20, so as to further cut the new paperboard.

The rod ends of the driving shift rod 223 and the shift rod 243 are arranged in a T shape;

furthermore, a damping sleeve is disposed on the hinged shaft of the tube body of the first driving tube 222, and after the driving lever 223 is separated from the first driving tube 222, the material guiding head 24 continues to descend, the first driving tube 222 does not rotate randomly, and the driving lever 223 can still be guided into the first driving tube 222 during the process of resetting the notching tool 22.

When the rotating roller 224 rotates, the linkage shifting rod 243 and the driving shifting rod 223 synchronously rotate, and further the linkage slotting cutter 22 and the material guiding head 24 synchronously descend, when the driving shifting rod 223 descends, the linkage slotting cutter 22 descends, the rotating roller 224 continuously descends, and therefore the linkage material guiding head 24 synchronously descends, and paper scraps cut from the paper board can be synchronously guided out.

In order to avoid the notching tool 22, a through hole 211 for avoiding the notching tool 22 is arranged on the notching backing plate 21;

when the cutting tool 22 descends to the cutting backing plate 21, the cutting tool 22 descends into the through hole 211 to avoid the cutting tool 22.

The positioning bracket 12 is vertically arranged on a third lifting frame 122 through a positioning slide bar 121 in a sliding manner, a positioning spring 123 is sleeved on the positioning slide bar 121, an electromagnetic coil 124 is arranged on the third lifting frame 122, and a rod end of the positioning slide bar 121 is sleeved in the electromagnetic coil 124;

when a single paperboard is guided to the position of the positioning bracket 12, the electromagnetic coil 124 is powered off to position one end of the single paperboard and prevent the single paperboard from moving too much, and then the lateral positioning mechanism is started to drive the single paperboard to move towards one side of the guide carriage 11 so as to further position the single paperboard.

Specifically, the side positioning mechanism includes a first push plate 13 disposed at one side of the guide carriage 11.

Further, as shown in fig. 3 to 5, a guide roller 14 is disposed below the guide carriage 11, the guide rollers 14 are respectively disposed along a gap in the middle of the guide carriage 11, a material driving roller 15 is disposed above the guide roller 14, the material driving roller 15 and the guide roller 14 are horizontally disposed and parallel to each other, and the material driving roller 15 vertically moves and is close to or far from the guide roller 14;

in order to realize the guiding and conveying of the paper boards and ensure that the cut paper boards can be smoothly guided out from the material guiding sliding frame 11, after the material driving roller 15 vertically moves and is close to the material guiding roller 14, the power motor drives the material guiding roller 14 to rotate, and then the cut paper boards are linked to slide along the material guiding sliding frame 11, so that the material driving operation of the cut paper boards is realized.

Specifically, as shown in fig. 7, two ends of the material driving roller 15 are rotatably disposed on the material driving frame 151, a lifting slide rod 152 is vertically disposed on the material driving frame 151, the upper end of the lifting slide rod 152 extends out of the upper end of the support frame 153, a lifting spring 154 is sleeved on the lifting slide rod 152, the upper end and the lower end of the lifting spring 154 are respectively abutted against the support frame 153 and the material driving frame 151, a lifting inclined plane 1511 is disposed on the material driving frame 151, one end of the lifting inclined plane 1511 is high and the other end is low, the lifting inclined plane 1511 faces downward and is abutted against a lifting roller 155, the lifting roller 155 is rotatably disposed on a roller support 156, a first lifting cylinder 157 drives the roller support 156 to reciprocate in the horizontal direction, and a piston rod of the first lifting cylinder 157 is horizontal and parallel to the length direction of the material guiding carriage 11;

after the cardboard incision operation finishes, through starting first lift cylinder 157, make the lift gyro wheel 155 and the lift inclined plane 1511 of roller bracket 156 support and lean on, and then the interlock is caught up with the vertical lift of material frame 151 along lift slide 152, in order to realize the lift operation to catching up with material frame 151, the in-process of catching up with the lift of material frame 151, make catch up with material roller 15 and go up and down and be close to or keep away from with guide roller 14 in step, so that the direction of compressing tightly to the cardboard that lies in guide roller 14 is absorbed, start guide roller 14 pivoted in-process, thereby the interlock cardboard moves along guide balladeur train 11, and then realize the guide to the cardboard behind the incision.

The equidistant interval is provided with the friction pulley on the material driving roller 15, the rim circumference direction equidistance interval of friction pulley is provided with protruding muscle, can increase the frictional force to the face on the cardboard, under the effort of guide roll 14 to carry out the crease operation in the crease device 30 after sending with the cardboard.

The specific features of the creasing device 30 are described in detail below with reference to figures 12 to 21:

the creasing device 30 comprises a creasing knife wheel connected with an outlet of the paperboard slitting device 20, the creasing knife wheel comprises a plurality of groups of upper knife wheels 31 and lower knife wheels 32, the upper knife wheels 31 and the lower knife wheels 32 are respectively arranged at the upper and lower positions of the outlet of the paperboard slitting device 20, the upper knife wheels 31 and the lower knife wheels 32 are rotatably arranged on respective lifting mechanisms, the lifting mechanisms drive the upper knife wheels 31 and the lower knife wheels 32 to be close to or far away from each other, and traction mechanisms are arranged at positions of feed inlets and discharge outlets of the upper knife wheels 31 and the lower knife wheels 32 and are used for drawing a support plate to move along a creasing opening formed between the upper knife wheels 31 and the lower knife wheels 32;

when the paperboard after being cut by the paperboard cutting device 20 is guided into the creasing device 30, the lifting mechanism is started, the upper cutter wheel 31 is close to the lower cutter wheel 32, the traction mechanism is started, and after the paperboard is pulled or pushed to pass through a folding opening formed between the upper cutter wheel 31 and the lower cutter wheel 32, creasing operation on the surface of the paperboard can be realized, and reliability of creasing of the paperboard is ensured.

As shown in fig. 15 and 20, as a preferred embodiment of the present invention, the wheel centers of the upper knife flywheel 31 and the lower knife flywheel 32 are horizontal and perpendicular to the outlet direction of the cardboard cutting device 20, and the projections of the upper knife flywheel 31 and the lower knife flywheel 32 on the plumb surface are arranged in a staggered manner;

combine fig. 1 and fig. 2 to show, the durian packing carton includes the crease of four different types at least, is crease a, crease b, crease c and crease d respectively, crease a and crease b are respectively along cardboard width direction interval arrangement, crease c is located between crease a and the crease b and the crease opposite direction to make the cardboard can form triangular accommodation area, crease d keeps away from crease a, crease b and crease c, and the crease direction of crease d is unanimous with the direction of crease c, thereby can constitute the bounding wall of packing carton, equidistant along the length direction interval arrangement of cardboard of foretell crease a, crease b, crease c and crease d, so that the terminal surface state of the final crease of cardboard is as shown in fig. 2;

therefore, the upper knife flywheel 31 is used for implementing the forming operation of the crease a and the crease b, the lower knife flywheel 32 is used for implementing the forming operation of the crease d, and the forming operation of the crease c is described in detail later; when the projections of the upper cutter wheel 31 and the lower cutter wheel 32 in the plumb surface are arranged in a staggered manner, the paperboard can be creased after passing through the channel formed by the upper cutter wheel 31 and the lower cutter wheel 32.

In order to realize synchronous approaching or separating of the upper knife flywheel 31 and the lower knife flywheel 32, the lower knife flywheel 32 is connected with a lifting mechanism, and the lifting mechanism drives the lower knife flywheel 32 to lift in the vertical direction and approach or separate from the upper knife flywheel 31;

treat when cardboard one end of crease operation is close to last break bar 31 and lower break bar 32 below position, start elevating system, make the synchronization of going up break bar 31 and lower break bar 32 be close to, and start drive mechanism and implement the traction or the propelling movement to cardboard one end, make the last face of cardboard and the rim of last break bar 31 support and lean on, can form a recess, make lower break bar 32 support and lean on with the lower face of cardboard, can form another recess, drive mechanism is under the effect, can make the cardboard form a plurality of recesses, the recess extends along the width direction of cardboard, thereby can form the crease at the last face of cardboard or lower face, make things convenient for subsequent folding operation, avoid the bounce-back of cardboard crease thickness.

Further, the lifting mechanism drives the plurality of sets of lower knife wheels 32 to be lifted and lowered sequentially along the vertical direction of the outlet of the cardboard cutting device 20;

since the size of the cardboard in the width direction is reduced by the crease of the cardboard when the cardboard is creased, if the traction mechanism drives the cardboard to move along the channel formed between the upper knife flywheel 31 and the lower knife flywheel 32, the width direction of the cardboard contracts, and the position where the lower knife flywheel 32 abuts against the upper plate surface of the cardboard and the position where the lower knife flywheel 32 abuts against the lower plate surface of the cardboard are displaced, so that the position of the cardboard crease is not accurate or the crease is bent, and the crease is not straight, the lower knife flywheel 32 is arranged at intervals along the outlet width direction of the cardboard cutting device 20, so that the lower knife flywheel 32 is sequentially contacted with the lower plate surface of the cardboard, and the size of the cardboard along the width direction is not greatly changed, after the lower knife flywheel 32 rises, the upper knife flywheel 31 descends, and the rim of the upper knife flywheel 31 abuts against the upper plate surface of the cardboard, under the traction force of the traction mechanism, the paper board is enabled to move along the channel formed between the lower cutter wheel 32 and the upper cutter wheel 31, and then the creasing operation of the paper board is realized.

In order to support the cardboard, as shown in fig. 12 to 14, a first pressing plate 33 is arranged above the lower cutter wheel 32, the longitudinal direction of the first pressing plate 33 is horizontal and parallel along the moving direction of the cardboard, a second pressing plate 34 is arranged below the upper cutter wheel 31, the second pressing plate 34 is parallel to the first pressing plate 33, and the first pressing plate 33 and the second pressing plate 34 are arranged at intervals and form a channel for guiding out the cardboard;

the lifting mechanism is started, so that the lower knife flywheel 32 rises, the rim of the lower knife flywheel 32 is abutted to the first pressing plate 33, the support of the paperboard is realized, the upper knife flywheel 31 descends, the rim of the lower knife flywheel 32 is abutted to the second pressing plate 34, the support of the paperboard is realized, and the traction force of the traction mechanism is acted so as to realize the passage of the paperboard in a crease channel formed between the lower knife flywheel 32 and the upper knife flywheel 31, the crease operation of the paperboard is realized, and the reliability of the crease operation is ensured.

Further, as shown in fig. 14 and 17, a first forming groove 331 is formed in a lower plate surface of the first pressing plate 33, a length direction of the first forming groove 331 is parallel to the first pressing plate 33, a second forming groove 341 is formed in an upper plate surface of the second pressing plate 34, a length direction of the second forming groove 341 is parallel to the second pressing plate 34, cross sections of the first forming groove 331 and the second forming groove 341 are "V" shaped, and the first pressing plate 33 and the second pressing plate 34 extend upward and downward in an arc shape near an outlet end of the paperboard cutting device 20;

when the lower knife flywheel 32 rises, the rim of the lower knife flywheel 32 is clamped in the first forming groove 331 of the first pressure plate 33 to realize the forming operation of the crease c and the crease d of the paperboard, when the upper knife flywheel 31 falls, the rim of the upper knife flywheel 31 is clamped in the second forming groove 341 of the second pressure plate 34 to further realize the forming operation of the crease a and the folding cross b of the upper surface of the paperboard, the cross sections of the first forming groove 331 and the second forming groove 341 are V-shaped and are matched with the cross section profiles of the rims of the lower knife flywheel 32 and the upper knife flywheel 31, so that the crease can be effectively formed, and the effectiveness of crease forming is ensured.

Further, the lower cutter wheel 32 is rotatably arranged on a first wheel carrier 321, a first support sliding rod 322 extends vertically and downwards from the first wheel carrier 321, the first support sliding rod 322 vertically slides on the lower frame 323, and the lifting mechanism drives the first support sliding rod 322 to vertically move;

when the lower knife flywheel 32 is driven to vertically lift, the first supporting sliding rod 322 vertically moves upwards along the lower frame 323, and the first wheel frame 321 and the lower knife flywheel 32 on the first wheel frame 321 are linked to synchronously move upwards, so that the paperboard is abutted to form the crease c and the crease d.

As shown in fig. 17 to fig. 19, in order to vertically lift the first supporting slide bar 322, a first driving roller 324 is disposed at a lower end of the first supporting slide bar 322, the first driving roller 324 abuts against a lifting driving fin 325, the lifting driving fin 325 is disposed on a lifting rod 326 at intervals, a rotating mechanism drives the lifting rod 326 to rotate, and a length direction of the lifting rod 326 is horizontal and parallel to a wheel core of the lower cutter wheel 32;

by rotating the lifting rod 326, the lifting driving fin 325 on the rod body of the lifting rod 326 synchronously rotates, when the lifting driving fin 325 rotates, the first driving roller 324 is linked to lift upwards, so that the first supporting slide bar 322 is lifted upwards to realize the driving action on the first driving roller 324, and in the lifting process of the lifting driving fin 325, the first supporting slide bar 322 is linked to lift upwards to realize the vertical driving on the lower cutter wheel 32, when the lower cutter wheel 32 is driven to a high position, the rim of the lower cutter wheel 32 is abutted against the first forming groove 331 arranged on the lower plate surface of the first pressing plate 33, and under the action of the traction force of the traction mechanism, the creasing operation on the paperboard is realized.

A first supporting spring 327 is sleeved on the first supporting slide bar 322, and two ends of the first supporting spring 327 respectively abut against the lower frame 323 and the first driving roller 324;

as shown in fig. 21, when the lifting rod 326 is rotated, the lifting driving fin 325 on the lifting rod 326 is synchronously rotated, so that the first supporting slide rod 322 extends vertically upwards along the lower frame 323 and compresses the first supporting spring 327, so that the lower cutter wheel 32 approaches the lower plate surface of the first pressing plate 33 to perform a pressing operation on the paper sheets, and after the lifting rod 326 stops rotating, the lower cutter wheel 32 descends and descends to the lowest point under the elastic force of the first supporting spring 327, so that the paper sheets can pass through normally.

Further, as shown in fig. 19 and 21, the lifting driving fin 325 is arranged at intervals along the length direction of the lifting rod 326, an included angle between the surface of the lifting driving fin 325 and the horizontal plane is gradually reduced, an extending end of the lifting driving fin 325 is provided with an avoiding circular tube 3251, and the length direction of the avoiding circular tube 3251 is parallel to the lifting rod 326;

the included angle between the surface of the lifting driving fin plate 325 and the horizontal plane is gradually reduced, the included angle can be observed along the end surface of the lifting rod 326, and a certain deflection angle exists between the lifting driving fin plates 325, so that the lifting driving fin plates 325 are radially distributed along the end surface projection direction of the lifting rod 326, and in the rotating process of the lifting rod 326, the lifting driving fin plates 325 on the rod body of the lifting rod 326 are contacted with the first driving roller 324 one by one, so that the lower cutter wheel 32 positioned below is gradually lifted to a high point position along the length direction of the lifting rod 326, and further the gradual pressing operation on the lower surface of the paperboard is realized, and the problem of uneven indentation caused by paperboard pressing is effectively avoided;

as shown in fig. 21, the extending end of the lifting driving fin 325 is provided with an avoiding circular tube 3251, when the lifting driving fin 325 rotates, and the avoiding circular tube 3251 abuts against the rim of the first driving roller 324, the surface of the arc circular tube of the avoiding circular tube 3251 is coaxially arranged with the rod core of the lifting rod 326, and further in the rotating process of the lifting driving fin 325, the first driving roller 324 is kept stable, the problem of up-and-down movement of the first driving roller 324 is avoided, the problem of further rising of the lower cutter wheel 32 due to the rotation of the lifting rod 326 is avoided, the extrusion reliability of the lower surface of the lower cutter wheel 32 and the lower paperboard is ensured, and the problem of damage of the paperboard caused by excessive extrusion of the lower cutter wheel 32 is avoided.

Further, as shown in fig. 19, in order to realize the forming operation of the fold c of the raw material paperboard, a central knife wheel 35 is further disposed between adjacent lower knife wheels 32, the central knife wheel 35 is rotatably disposed on a second wheel carrier 351, a second support slide bar 352 vertically extends downward from the second wheel carrier 351, a lower end of the second support slide bar 352 is hinged to one end of a first link 353, the second support slide bar 352 is slidably disposed on the lower frame 323, the other end of the first link 353 is hinged to one end of a second link 354, the second link 354 is equally spaced along the length direction of the lifting rod 326, the rod length direction of the second link 354 is perpendicular to the lifting rod 326, and hinge shafts at two ends of the first link 353 are parallel to the lifting rod 326;

the fold c is positioned between the fold a and the fold b, when the lifting rod 326 rotates, the second connecting rod 354 is linked to swing, when the second connecting rod 354 swings, the first connecting rod 353 swings, when the first connecting rod 353 swings, the second supporting slide bar 352 is linked to vertically lift along the lower rack 323, so that the central knife flywheel 35 vertically lifts, when the central knife flywheel 35 lifts to a high position, the rim of the central knife flywheel 35 abuts against the lower plate surface of the paperboard, and under the action of the traction force of the traction mechanism, the forming operation of the fold c of the paperboard is realized;

the second link 354 is located on the lift bar 326, the second link 354 is located in a relationship with the lift drive fin 325, and the length of the first link 353 is set so that the lower cutter wheel 32 can first abut against the lower plate surface of the cardboard, and then after the last lower cutter wheel 32 is completely abutted against the lower plate surface of the support plate, the central cutter wheel 35 is raised to just abut the rim of the central cutter wheel 35 against the lower plate surface of the cardboard.

Further, a second support spring 355 is sleeved on the second support sliding rod 352, two ends of the second support spring 355 respectively abut against the lower frame 323 and the rod end of the second support sliding rod 352, and the height of the upper end rim of the central cutter wheel 35 is lower than that of the upper end rim of the lower cutter wheel 32;

as shown in fig. 19, when the second link 354 swings to link the first link 353 to swing, the second support spring 355 is compressed, so that the central knife flywheel 35 rises, and after the paperboard creasing operation is completed, the central knife flywheel 35 is reset and falls under the action of the elastic reset force of the second support spring 355, so that the paperboard is avoided, and the paperboard after the creasing operation can be smoothly guided out.

As shown in fig. 19, further, the upper cutter wheel 31 is rotatably disposed on the third wheel frame 311, a third supporting slide bar 312 is vertically disposed upward on the third wheel frame 311, the third supporting slide bar 312 slidably extends out of the upper frame 36, an upper end of the third supporting slide bar 312 extending out of the upper frame 36 is connected to a fourth lifting frame 37, the fourth lifting frame 37 is hinged to a first lifting link 371, another end of the first lifting link 371 is hinged to one end of a second lifting link 372, another end of the second lifting link 372 is fixed to a lifting rod 326, and the lifting rod 326 is perpendicular to the second lifting link 372;

when the in-process of rotating lifter 326, second lifting connecting rod 372 on interlock lifter 326 produces the swing, when second lifting connecting rod 372 produces the swing, first lifting connecting rod 371 of interlock produces the swing, first lifting connecting rod 371 makes fourth elevator frame 37 produce the lift action of vertical direction, fourth elevator frame 37 lift action, make last break bar 31 produce the lift of vertical direction, thereby realize leaning on or keeping away from to the face on the cardboard, when the last face of last break bar 31 and extension board leans on, under drive mechanism's effect, can be to the shaping operation of crease a and crease b.

As shown in fig. 21, as a preferred embodiment of the present invention, the third wheel frame 311 is slidably disposed on a third supporting slide bar 312, a third supporting spring 313 is sleeved on the third supporting slide bar 312, and two ends of the third supporting spring 313 respectively abut against the third wheel frame 311 and the upper frame 36;

make upper cutter wheel 31 slide and set up on third support slide bar 312, rotate and the in-process that cutter wheel 31 descends in the drive when lifter 326, can make upper cutter wheel 31 realize that the elasticity to the cardboard upper plate supports and leans on, and then avoid producing damaged problem because the cardboard that upper cutter wheel 31 leads to the elastic extrusion of cardboard to the lifter 326 turned angle that forms is too much dodges.

In order to reset the upper knife flywheel 31, a fourth supporting spring 314 is sleeved on the third supporting slide bar 312 extending out of the upper frame 36, and two ends of the fourth supporting spring 314 respectively abut against the upper frame 36 and the fourth lifting frame 37;

when the traction mechanism pulls the support plate to drag or drag towards the front, after the crease operation of the paper plate is finished, the third support sliding rod 312 can be lifted vertically upwards under the action of the elastic force of the fourth support spring 314, and then the upper cutter wheel 31 is reset.

Further, the traction mechanism comprises a first traction roller 38 and a second traction roller 39 which are arranged at the outlet position of the paperboard notching device 20 and at the outlet position of the creasing device 30 in the up-down direction, the roller length directions of the first traction roller 38 and the second traction roller 39 are horizontal and vertical to the discharging direction of the supporting plate, two ends of the first traction roller 38 are rotatably arranged on the lifting frame 381, two ends of the second traction roller 39 are rotatably arranged on the first fixing frame 391, the driving mechanism drives the second traction roller 39 to rotate, a second lifting cylinder 382 is arranged above the first traction roller 38, a piston rod of the second lifting cylinder 382 drives the lifting frame 381 to move up and down, and the first traction roller 38 and the second traction roller 39 are close to or far away from the lifting frame;

when the lifting rod 326 rotates, so that the lower knife flywheel 32, the upper knife flywheel 31 and the central knife flywheel 35 are abutted to the lower plate surface and the upper plate surface of the paperboard, the traction mechanism is started, the traction mechanism located at the position of the paperboard cutting device 20 can be started firstly, when the first traction roller 38 and the second traction roller 39 are close to each other, the paper dragging plate passes through the creasing device 30, crease operation on the paperboard is realized, after one end of the paperboard extends out of the outlet position of the creasing device 30, the traction device located at the outlet position of the creasing device 30 is started, dragging of the paperboard is realized, the paperboard is dragged, the crease operation on the paperboard is realized, and the reliability of the crease of the paperboard is ensured.

With reference to fig. 22 to 31, the following describes in detail how the folded cardboard is folded and assembled:

specifically, the cardboard folding device 40 includes a rope line arranged at an outlet of the creasing device 30, the rope line includes an upper climbing rope 41 and a lower climbing rope 42, the upper climbing rope 41 and the lower climbing rope 42 are close to or far away from each other, a channel for paper feeding plates to pass through is arranged between the upper climbing rope 41 and the lower climbing rope 42, clamping mechanisms are arranged on two sides of the channel for paper feeding plates to pass through, the clamping mechanisms are used for clamping two sides of the cardboard, the clamping mechanisms are connected with a pushing and folding mechanism, and the pushing and folding mechanism moves in opposite directions along the width direction of the channel for paper feeding plates to pass through;

as shown in fig. 22 and fig. 30, after the cardboard creasing operation is completed, the cardboard is guided to the cardboard folding device 40, the clamping mechanisms on the two sides of the cardboard channel are started to clamp the two sides of the cardboard, then the upper climbing rope 41 and the lower climbing rope 42 are close to each other up and down, so as to tension the cardboard, and when the upper climbing rope 41 and the lower climbing rope 42 are pulled, the pushing and folding mechanism is started, so as to further fold and fold the cardboard at the cardboard crease, so as to ensure that the cardboard at the crease can be further clamped and compacted, and avoid the problem of cardboard rebounding;

the upper climbing rope 41 is provided with a plurality of groups, the length direction of the upper climbing rope 41 is consistent with the traveling path direction of the paper board, namely the width direction of the paper board, the upper climbing rope 41 can abut against the crease a and the crease b so as to be clamped in the crease a and the crease b on the upper surface of the paper board, the lower climbing rope 42 is provided with a plurality of groups, the length direction of the lower climbing rope is parallel to the upper climbing rope 41, the position of the lower climbing rope 42 corresponds to the positions of the crease c and the crease d, the lower climbing rope 42 can be clamped in the crease c and the crease d to form a clear outline in the process of ascending the lower climbing rope 42, the subsequent paper board folding operation performed by a pushing and folding mechanism is convenient, the folding position can be ensured at the four crease positions, so that the creases are clearer, and further the folding of the paper board at the folding position can be ensured to be folded in the process of folding the paper board, further stability of the paperboard creases is ensured, and the paperboard is prevented from rebounding from the creases.

As a preferable scheme of the invention, the clamping mechanism is arranged on the push-folding mechanism in a sliding manner, and the sliding direction of the clamping mechanism is parallel to the width direction of a channel through which the paperboard passes;

the clamping mechanism can effectively slide on the pushing and folding mechanism, when the upper climbing rope 41 and the lower climbing rope 42 are close to each other up and down, and the upper climbing rope and the lower climbing rope are abutted against respective creases of the upper board surface and the lower board surface of the paper board, the width direction of the paper board is necessarily contracted in a certain proportion, and then the contraction distance of the width direction is eliminated, the clamping mechanism is relatively close to the width direction, so that the paper board is folded, the pushing and folding mechanism is started, and therefore the paper board folding operation is achieved.

Further, as shown in fig. 26 and 27, both ends of the upper climbing rope 41 are disposed at one end of a first swing arm 411, the other end of the first swing arm 411 is movably disposed on a first lifter frame 412, both ends of the lower climbing rope 42 are disposed on a second swing arm 421, and a movable chamber at the other end of the second swing arm 421 is disposed on a second lifter frame 422 to drive the first lifter frame 412 and the second lifter frame 422 to approach or separate from each other;

in order to realize the movable link of the upper climbing rope 41, a certain fault tolerance can be provided for the upper climbing rope 41 in the descending process, so that the upper climbing rope 41 can accurately fall into the folding line a and the folding line b, in the process that the upper climbing rope 41 is contacted with the upper plate surface of the paperboard, firstly, the first rocker arm 411 generates a movable action with a certain stroke, when the upper climbing rope 41 is abutted against the upper plate surface of the paperboard, the upper climbing rope 41 is automatically guided into the folding line a and the folding line b until the movable stroke of the first rocker arm 411 is finished until the first rocker arm 411 is positioned at the highest end;

similarly, as shown in fig. 28 and 29, both ends of the lower climbing rope 42 are disposed on the second swing arm 421, so as to achieve the movable connection of the lower climbing rope 42, and the lower climbing rope 42 can have a certain tolerance during the ascending process, so that the lower climbing rope 42 can accurately fall into the folding line c and the folding line d, during the contact process of the lower climbing rope 42 and the lower board surface of the cardboard, the second swing arm 421 first generates a movable motion with a certain stroke, and when the lower climbing rope 42 abuts against the lower board surface of the cardboard, the lower climbing rope 42 is automatically guided into the folding line c and the folding line d until the movable stroke of the second swing arm 421 is completed until the second swing arm 421 is located at the highest end, so as to completely guide the lower climbing rope 42.

Further, the other end of the first rocker arm 411 is disposed on a first ball socket 413, the first ball socket 413 is disposed on the first lifter frame 412, the other end of the second rocker arm 421 is disposed on a second ball socket 423, and the second ball socket 423 is disposed on the second lifter frame 422;

in order to realize the movable connection of the two ends of the upper climbing rope 41 and the lower climbing rope 42, the upper climbing rope 41 and the lower climbing rope 42 can be movably matched on a certain stroke of the first rocker arm 411 and the second rocker arm 421 respectively, so that the upper climbing rope 41 and the lower climbing rope 42 can be stably and effectively guided into respective creases to form the climbing of the creases, the stability and the accuracy of the folding of the carton can be ensured, and the quality of the forming of the carton at the later stage can be ensured.

More specifically, one end of the upper climbing rope 41 is connected with one end of one of the first rocker arms 411, a first rope guide wheel 414 is arranged on the other first rocker arm 411, a wheel carrier of the first rope guide wheel 414 is rotatably arranged on the first rocker arm 411, the other end of the upper climbing rope 41 passes through the wheel carrier of the first rope guide wheel 414 and is connected with one end of a first spring 415, the other end of the first spring 415 is hooked on the first rocker arm 411, and the upper climbing rope 41 abuts against a rim clamping groove of the first rope guide wheel 414;

as shown in fig. 26, in order to elastically tension the first upper climbing rope 41 and avoid the problems of indentation of the upper board surface of the cardboard and the force of the crease that cannot be smoothly guided into the upper board surface of the cardboard due to the rigid contact between the upper climbing rope 41 and the upper board surface of the cardboard, one end of the upper climbing rope 41 is movably connected, the other end of the upper climbing rope 41 can be movably extended and retracted, and the other end of the upper climbing rope 41 is connected to the first spring 415 through a first rope guide wheel 414 that is connected in a universal manner, so that the upper climbing rope 41 can be stretched when bearing a large resistance, and the upper climbing rope 41 can be movably disposed at both ends on the first lifting frame 412, thereby ensuring that the upper climbing rope 41 can be smoothly guided into the crease of the upper board.

Similarly, one end of the lower climbing rope 42 is connected with one end of one of the second rocker arms 421, a second rope guide wheel 424 is arranged on the other second rocker arm 421, a wheel carrier of the second rope guide wheel 424 is rotatably arranged on the second rocker arm 421, the other end of the lower climbing rope 42 passes through the wheel carrier of the second rope guide wheel 424 and is connected with one end of a second spring 425, the other end of the second spring 425 is hooked on the second rocker arm 421, and the climbing rope 42 abuts against a rim clamping groove of the second rope guide wheel 424;

a second rocking arm 421 activity setting that is used for fixing lower climbing rope 42 one end is on second bulb seat 423, and the other end of lower climbing rope 42 is connected with second spring 425 through the second rope guide wheel 424 of universal connection, thereby realize the swing joint of lower climbing rope 42, make lower climbing rope 42 present when meeting with great resistance, can compress second spring 425, and then make lower climbing rope 42 can be smooth in the crease in the leading-in cardboard lower plate face, be close to each other and keep away from through driving first elevating rack 412 and second elevating rack 422, make the cardboard be located crease department and produce preliminary bending, then can effectively realize further folding to the cardboard through pushing away a mechanism, avoid the crease department to appear bounce, ensure the finished product quality of packing carton.

Further, in order to realize the driving of the first lifting frame 412 in the vertical direction, the first lifting frame 412 is slidably disposed on the second fixing frame 43, the second fixing frame 43 is provided with a first power cylinder 431, a piston rod of the first power cylinder 431 is vertical and is connected with the first lifting frame 412, the second lifting frame 422 is slidably disposed on the second fixing frame 43, the second fixing frame 43 is provided with a second power cylinder 432, and a piston rod of the second power cylinder 432 is vertical upward and is connected with the second lifting frame 422;

the valve opening and closing degrees of the gas introduced by the first power cylinder 431 and the second power cylinder 432 are controlled to adjust the response speeds of the first power cylinder 431 and the second power cylinder 432, so that the response speeds of the first power cylinder 431 and the second power cylinder 432 are slowed down as much as possible, the time for the upper climbing rope 41 and the lower climbing rope 42 to be connected with the upper plate surface and the lower plate surface of the paperboard is shortened, and the upper climbing rope 41 and the lower climbing rope 42 can be accurately introduced into the crease of the paperboard.

As a preferred embodiment of the present invention, as shown in fig. 30 to 32, the clamping mechanism includes clamping plates 44 disposed at two sides of a passage through which the paper board passes, a bayonet 441 for clamping two sides of the paper board is disposed on the clamping plates 44, a clamping plate 442 is disposed in the clamping plates 44, the clamping plate 442 is lifted and lowered and is close to or away from an upper side wall of the bayonet 441, and the clamping plates 44 are slidably disposed on a reset slide rod 45 on the pushing and folding mechanism;

the cardboard after the crease treatment of transverse folding device 30 is guided and sent to fixture's centre gripping cardboard 44 in, through starting splint 442, make splint 442 be close to with the top lateral wall of bayonet 441, thereby realize the clamping operation to the both sides of cardboard, centre gripping cardboard 44 sets up on the slide bar 45 that resets of pushing away a mechanism when sliding, and then when starting foretell first power cylinder 431 and second power cylinder 432, can make centre gripping cardboard 44 be located and restore to the throne slide bar 45 and produce the slip of certain degree, thereby can tighten the crease of cardboard and form.

Specifically, as shown in fig. 30 and 31, one side of the clamping plate 44 is rotatably disposed on the reset slider 451 through a hinge shaft, the reset slider 451 is slidably disposed on the reset slide rod 45, and the hinge shaft of the clamping plate 44 is horizontal and parallel to the moving direction of the paper board;

because when first power cylinder 431 and second power cylinder 432 started, the cardboard produced the back of buckling, the both ends of its cardboard also can corresponding produce certain angle's deflection, thereby avoid the both ends of cardboard to be torn rotten damaged, to this the articulated setting of centre gripping cardboard on slider 451 resets, thereby can comply with the cardboard and fold the change that the cardboard both ends that produce often take place to deflect, under the circumstances of centre gripping cardboard both sides at centre gripping cardboard 44, the centre gripping mouth of centre gripping cardboard 44 presents the horizontally gesture, when avoiding the leading-in device of cardboard, the bayonet 441 of centre gripping cardboard 44 can't be led into smoothly to the both sides of cardboard.

Further, as shown in fig. 31, a telescopic gap 443 is provided on a lower side wall of the bayonet 441 of the clamping chuck 44, the clamping plate 442 is disposed in the telescopic gap 443, and an upper end of the clamping plate 442 protrudes out of a lower side wall of the bayonet 441 or is close to an upper side wall of the bayonet 441, a driven inclined surface 4421 is provided at a lower end of the clamping plate 442, a driving block 444 is provided below the clamping plate 442, a driving inclined surface 4441 is provided at a front end of the driving block 444, the driving inclined surface 441 abuts against or is separated from the driven inclined surface 4421, the driving block 444 is connected with a piston rod of a telescopic cylinder 445, a cylinder body of the telescopic cylinder 445 is fixed on the clamping plate 442, and the piston rod of the telescopic cylinder 445 is horizontal and parallel;

when needs are to the cardboard both sides tight operation, telescopic cylinder 445 starts, and then interlock driving block 444 horizontal slip, driving block 444 horizontal slip's in-process, make splint 442 along flexible breach 443 upward movement, in order to realize the tight operation of clamp to the cardboard both sides, after the cardboard is folding to finish, finish through subsequent reeving equipment stringing, then the centre gripping cardboard 44 of both sides keeps away from each other, and then realize expandes once more to the packing carton cardboard, thereby make the cardboard can form the preliminary product of packing carton, then leading-in process on next step carries out secondary operation, can set up corresponding knot cardboard on the cardboard, so that the cardboard can carry out effectual back cover operation, and then complete production to whole packing carton.

Further, the pushing and folding mechanism comprises pushing clamping plates 46 arranged beside the clamping mechanism, and the pushing clamping plates 46 are close to or far away from each other.

In order to reset the clamping chuck plate 44, so that the clamping chuck plate 44 is in a set position without clamping two sides of the paperboard, the reset slide rod 45 is arranged on the pushing clamp plate 46, the reset slide rod 45 is provided with a pushing spring 452, and two ends of the pushing spring 452 abut against the pushing clamp plate 46 and the reset slide block 451 respectively;

the reset slider 451 is caused to be in the set position without being moved freely by the elastic reset force of the push spring 452.

Further, as shown in fig. 30, the opposite side of the pushing jig 46 is provided with a clamping polished rod 461, and the rod length direction of the clamping polished rod 461 is arranged along the feeding direction of the packing box;

the clamping rods 461 are round rods, and when the pushing clamping plates 46 are close to each other, the clamping rods 461 are close to each other, so that the folded paper boards are squeezed with each other, the paper boards are folded, and the reliability of paper board folding and clamping is ensured.

Specifically, as shown in fig. 30 and fig. 31, opposite sides of the pushing clamp plates 46 are respectively connected to respective pushing cylinders 47, piston rods of the pushing cylinders 47 are horizontal and perpendicular to a guiding direction of the packaging box, a second push plate 471 is disposed at rod ends of the pushing cylinders 47, a driving slide rod 472 is suspended on the second push plate 471, the driving slide rod 472 is parallel to the pushing cylinders 47, the rod ends of the driving slide rod 472 and the pushing clamp plates 46 form a sliding fit, a driving spring 473 is sleeved on the driving slide rod 472, and two ends of the driving spring 473 are respectively abutted to the second push plate 471 and the pushing clamp plates 46;

through starting propelling movement cylinder 47 for the propelling movement splint 46 of both sides is close to, after being close to a certain degree, makes drive spring 473 compress each other, and then avoids the noise problem that appears because the rigid contact, and through the cardboard of pushing away a packing carton, can make the packing carton cardboard present elastic extrusion state, in order to ensure the production quality of packing carton.

With reference to fig. 33 and 34, after the sheets are completely folded along the fold, the corresponding punch-threading process is performed, and the opening device 50 is described in detail below:

the opening device 50 comprises a punching clamp plate 51 arranged at the side of the paperboard folding device 40, the punching clamp plate 51 moves oppositely and folds the paperboard of the packaging box, a punching cutter 52 is arranged at the side of the punching clamp plate 51, and the cutter driving mechanism drives the punching cutter 52 to move along the vertical direction of the moving direction of the packaging box and performs punching operation on the paperboard folding position;

after the paperboard folding device 40 finishes folding the paperboard, the positions of the crease line a and the crease line b are the punching positions and are positioned on the periphery of the packaging box, the punching clamp plate 51 is started, so that the position of the coaming for folding the crease line a and the crease line b is exposed at the position of the punching clamp plate 51, and the punching positions are positioned;

as a preferred embodiment of the present invention, as shown in fig. 34 to 36, the punching blade 52 is tubular and the nozzle is provided with saw teeth, and the rotating mechanism drives the punching blade 52 to rotate;

in order to ensure the punching effect on the crease so as to ensure that the stacked paper boards can be effectively punched at the crease, the rotating mechanism drives the punching cutter 52 to rotate, so that the punching cutter 52 takes a rotating posture to advance, and under the action of the cutter driving mechanism, the punching cutter 52 is close to the stacked paper boards, so that the punching operation on the paper boards is realized, and the punching quality is ensured.

As a further preferable scheme of the present invention, a section of the punching cutter 52 is provided with a material pushing mechanism, and the material pushing mechanism is used for pushing out the powdery paper scrap in the punching cutter 52 from the pipe orifice;

because the punching cutter 52 is tubular and performs the drilling and penetrating operation along the overlapped position of the paper boards, a large amount of powdery paper scraps are left in the tube cavity of the punching cutter 52 and cannot be removed, and for this reason, the material pushing mechanism arranged in the punching cutter 52 can effectively push the powdery paper scraps in the punching cutter 52 out of the tube opening, thereby ensuring the cleanness of the punching cutter 52.

In order to realize the quick drive of the punching cutter 52, the cutter driving mechanism comprises a driven gear 521 outside the pipe wall of the punching cutter 52, the driven gear 521 is matched with a power gear 522, and a driving motor 523 drives the driven gear 521 to rotate;

the above-mentioned driving motor 523 starts up to the linkage punching cutter 52 rotates at a high speed, and under the effect of the cutter driving mechanism, the high-speed rotating emptying cutter 42 performs the drilling operation along the crease of the laminated paper board, so that the perforation can be effectively drilled, and the subsequent perforation operation is facilitated.

Specifically, one end of the punching tool 52 is rotatably disposed on a support bearing 524, the support bearing 524 is disposed on a frame slide block 525, the frame slide block 525 slides back and forth along a slide rail 526, and the length direction of the slide rail 526 is parallel to the tube length direction of the punching tool 52;

the punching tool 52 is rotatably disposed on the frame slider 525 through the support bearing 524, so that the punching tool 52 can be guided along the slide rail 526 in a high-speed operation state, and the punching tool 52 can be conveniently driven into the folded position of the paper board, thereby realizing the punching operation on the folded position of the paper board.

In order to horizontally guide the punching tool 52, a nut 5251 is arranged on the frame slide block 525, the nut 5251 is matched with a screw rod 5252, the screw rod 5252 is parallel to the tube length direction of the punching tool 52, one end of the screw rod 5252 is connected with a rotating shaft of a motor 5253, the motor 5253 is fixed at one end of a sliding rail 526, the slow and constant propelling of the punching tool 52 can be effectively realized through a screw rod nut mechanism, and the punching effect of the folded part of the paperboard is further ensured.

In order to realize the derivation of the residual paper scraps in the punching tool 52, the material pushing mechanism comprises a material pushing rod 53 arranged in the tube cavity of the punching tool 52, the material pushing rod 53 is connected with a horizontal pushing mechanism, the horizontal pushing mechanism drives the material pushing rod 53 to move along the tube length direction of the punching tool 52, and the rod end of the material pushing rod extends out of the tube opening of the punching tool 52.

Specifically, the horizontal pushing mechanism comprises a horizontal pushing cylinder 54, a piston rod of the horizontal pushing cylinder 54 is horizontal and parallel to the punching tool 52, and the piston rod of the horizontal pushing cylinder 54 is connected with the material pushing rod 53.

With reference to fig. 35 to 37, the following details the principle of the reeving device 60:

the stringing device 60 comprises a stringing rod 61 arranged in the tube core of the perforating cutter 52 of the opening device 50, the rod end of the stringing rod 61 is used for clamping one end of the rope A, the stringing rod 61 drives the rope A to move along the tube cavity of the perforating cutter 52 and enables the stringing rod 61 to extend out of the tube opening at one end of the perforating cutter 52, and the stringing mechanism drives the stringing rod 61 to move along the tube cavity of the perforating cutter 52;

after the punching cutter 52 of the punching device 50 performs punching operation on the paperboard, the threading rod 61 arranged in the punching cutter 52 moves synchronously, and then the thread rope A passes through the through hole formed by the punching cutter 52 to realize the punching operation on the paperboard, and in the process of retracting the punching cutter 52, the thread rope A is left in the threading hole at the folding position of the paperboard, so that the threading operation on the paperboard is effectively realized.

As a preferred aspect of the present invention, a rope clamping mechanism is disposed at a position of a pipe orifice of the punching tool 52, and the rope clamping mechanism is used for clamping a rope end at a rod end of the rope threading rod 61;

after the threading rod 61 passes through the perforating cutter 52, the rope end position of the threading rod 61 is exposed at the rod end of the threading rod 61, and successively at the cutter pipe opening position of the perforating cutter 52, after the rope end at the rod end of the threading rod 61 is clamped by the rope clamping mechanism, the perforating cutter 52 and the threading rod 61 return back, and the rope A can be remained in the rope through hole at the paperboard crease, after the threading rod 61 and the perforating cutter 52 return back, the two side pushing and folding mechanisms of the paperboard folding device 40 reset, so that the paperboards are unfolded, the rope A is stably and effectively laid at the perforating position of the paperboards, the rope A is prevented from falling from the perforations on the paperboards, then the clamping mechanism of the paperboard folding device 40 loosens the two sides of the paperboards, the paperboards are completely penetrated, then the semi-finished packing paper boards after being threaded are led out, and are orderly stacked through equipment, so as to complete the production of the semi-finished product of the packing box.

Further, the cord can be effectively fixed at the position of the rod end of the cord threading rod 61, the rod end of the cord threading rod 61 is provided with a cord threading hole 611, and two ends of an opening of the cord threading hole 611 extend out of the outer wall and the rod end of the cord threading rod 61 and are obliquely arranged;

one end of the thread rope A is pulled off from one end of the winding roller, then one end of the thread rope A is penetrated through a threading hole 611 of a threading rod 61, so that the thread rope is exposed at the rod end of the threading rod 61, and under the action of a threading mechanism, the thread rope A is pulled to the position of the pipe orifice of a perforating cutter 52 of the perforating device 50, and then the threading operation of the thread rope A is realized.

As a preferable mode of the present invention, a sliding groove 612 is provided on the shaft of the rope threading rod 61, an extrusion head 613 is slidably provided in the sliding groove 612, an end of the extrusion head 613 is close to or away from the rope threading hole 611, an end of the extrusion head 613 is provided in a zigzag shape, a sliding direction of the extrusion head 613 is parallel to a rod length direction of the extrusion head 613, an extrusion spring 614 is provided in the sliding groove 612, and both ends of the extrusion spring 614 are respectively abutted against the extrusion head 613 and a groove wall at one end of the sliding groove 612;

in order to prevent one end of the cord a withdrawn from the moving cord threading rod 61 from falling off from the cord threading hole 611 at the end of the cord threading rod 61 at will, the pressing head 613 is abutted against the wall of the cord threading hole 611, so that the cord a can be pressed tightly, and the problem that the cord a falls off in the process of being pulled apart and moved is avoided;

the extrusion head 613 is arranged in a zigzag shape, so that the clamping operation of the cord a can be effectively realized, and the cord a is prevented from falling off from the end of the cord threading rod 61 at will;

as a preferable aspect of the present invention, in order to ensure that the extrusion friction force of the cord a is reduced during the retraction of the cord threading rod 61, and ensure that the cord a can smoothly slide along the cord threading hole 611, the front end of the extrusion head 61 is inclined and extends along the cord threading hole 611, the rod end of the extrusion head 61 is provided in a ball head shape and abuts against the hole wall of the cord threading hole 611, so as to clamp the cord a, and the cord a is pushed tightly, so that the cord a is prevented from randomly falling off from the cord threading rod 61, when the cord threading rod 61 is reset, the cord a can normally slide along the channel formed between the extrusion head 61 and the cord threading hole 611 under the action of the cord clamping mechanism, and the cord a can be threaded through the opening formed in the paper board, so as to complete the cord threading operation of the paper board, and the cord threading rod 61 has a simple structure, so that the cord efficiency can be effectively improved, and the structure of the cord threading rod 61 can be simplified, the rope threading rod 61 is more stable and reliable.

In order to clamp the cord a, the sliding direction of the extrusion head 613 is parallel to the rod length direction of the extrusion head 613, an extrusion spring 614 is arranged in the sliding groove 612, two ends of the extrusion spring 614 are respectively abutted against the extrusion head 613 and the groove wall at one end of the sliding groove 612, so that the extrusion head 613 is close to the hole wall of the threading hole 611 under the elastic extrusion force of the extrusion spring 614, and further the clamping operation on one end of the cord a is realized.

In order to ensure that one end of the rope a extends to protrude to the position of the rod end of the rope penetrating rod 61, two supporting steel wires 615 are arranged at the rod end of the rope penetrating rod 61 in an overhanging manner, and the supporting steel wires 615 are respectively arranged on two sides below the rope penetrating hole 611 of the extrusion head 613;

the thread rope A is firstly wound on the winding roller, the thread a is pulled off and then penetrates through the thread hole 611 at the end of the thread penetrating rod 61, one end of the thread rope A is clamped on the two supporting steel wires 615, one end of the thread rope A is stretched, deflection or bending of the thread rope A is avoided, the clamping operation of one end of the thread rope A can be smoothly achieved by the thread clamping mechanism, the thread rope A can be smoothly sleeved in the thread penetrating hole formed in the paper board, and arrangement of the thread rope A is completed.

Further, in order to clamp one end of the cord a, the cord clamping mechanism includes an upper cord clamping plate 621 and a lower cord clamping plate 622 which are arranged at the position of the opening of the punching tool 52, the upper cord clamping plate 621 and the lower cord clamping plate 622 are close to or away from each other, the upper cord clamping plate 621 and the lower cord clamping plate 622 are close to each other, and the cord clamping plate 621 and the lower cord clamping plate 622 implement a cord end of the cord a protruding from the end of the cord threading rod 61;

the upper rope clamping plate 621 is close to the lower rope clamping plate 622, so that the clamping operation of the rope head of the rope A which is cantilevered at one end of the rope threading rod 61 can be effectively realized, the rope threading rod 61 returns, and the rope A can be arranged in the through hole of the paperboard in a penetrating manner.

Further preferably, the upper plate surface of the lower rope clamping plate 622 is provided with two arc-shaped grooves 6221 avoiding the supporting steel wire 615, the two arc-shaped grooves 6221 are arranged in parallel at intervals, the lower plate surface of the upper rope clamping plate 621 is provided with a rope clamping batten 6211, the rope clamping batten 6211 is parallel to the arc-shaped grooves 6221, and the rope clamping batten 6211 is located between the two arc-shaped grooves 6221;

when the upper rope clamping plate 621 and the lower rope clamping plate 622 are close to each other, the two supporting steel wires 615 protrude into the two arc-shaped grooves 6221 to ensure that the rope can be clamped between the two arc-shaped grooves 6221, and the rope clamping strip 6211 protrudes into the two arc-shaped grooves 6221, so that the clamping operation on one end of the rope A can be effectively realized, and the rope A can stay in the threading hole of the paperboard in the process that the rope threading rod 61 returns.

After the threading rod 61 retracts, the thread rope a integrally connected to the end of the threading rod 61 needs to be cut off to realize threading operation of the next paper board, and the other end of the threading rod 61 is provided with a thread rope cutting mechanism for cutting off the thread rope on the threading rod 61.

Specifically, the cord cutting mechanism includes a fixed cutter 63 disposed beside the cord threading rod 61, a cutting cutter 631 is disposed above the fixed cutter 63, and the cutting cutter 631 is close to or far from the fixed cutter 63 and performs a cutting operation on the cord a.

In order to guide and convey the cord a, a cord roller 65 is disposed beside the rod end of the cord threading rod 61, a supporting cord roller 66 is disposed beside the cord roller 65, in order to tension the cord a, the supporting cord roller 66 is disposed on a roller bracket 661, one end of the roller bracket 661 is hinged to a frame, a tension spring 662 is disposed on the frame, and two ends of the tension spring 662 are respectively connected to the middle section of the roller bracket 661 and the frame, so as to elastically tension the supporting cord roller 66, as shown in fig. 36;

the transition roller 682 is further arranged below the supporting wire roller 66, the transition roller 682 is also arranged at the top end of the rack sliding block 525, and the supporting wire roller 66 and the transition roller 682 are used for tensioning the wire rope A, so that the problem that the wire rope A is wound is solved.

In order to realize the movement of the stringing rod 61 along the tube cavity of the perforating cutter 52, one end of the stringing rod 61 is connected with a piston rod of the driving cylinder 67, the cabinet driving cylinder 67 is started, so that the rod end of the stringing rod 61 extends out of the tube opening of the perforating cutter 52 or extends into the tube cavity of the perforating cutter 52, the guide of the thread rope A is realized, and the thread rope A is positioned in the through hole e of the paper board, and the automatic stringing operation of the thread rope A is completed.

One end of the punching tool 52 extends out of the frame sliding block 525 and is provided with an avoiding flared tube 520 in an extending mode, the tube opening end of the avoiding flared tube 520 is a large-size end, avoiding of the cord A can be achieved through the avoiding flared tube 520, and cutting of the cord A is avoided.

The method for processing the paperboard of the packing box is introduced below, and comprises the following steps:

firstly, preparing materials, stacking paper boards with consistent length and width dimensions together, guiding the stacked paper boards into a paper board guiding device, and starting the paper board guiding device to enable the paper boards to be installed and individually guided out into a paper board cutting device 20;

secondly, the opening operation on the paperboard is carried out by adopting the paperboard cutting device 20 so as to facilitate the subsequent crease line operation and the subsequent packaging box bottom sealing operation, and the cut paperboard is guided into the crease line device 30;

thirdly, performing a creasing operation on the opened paper boards by using a creasing device 30, so that the creases are arranged in the width direction and are arranged at intervals along the length direction of the paper boards, and guiding the creased paper boards into a paper board laminating device 40;

fourthly, clamping two ends of the paper board in the length direction by adopting a paper board folding device 40, bending the paper board according to the crease position, and carrying out folding and pressing operation on the paper board;

fifthly, further jacking the overlapped and compressed paper boards, and performing perforating operation on the overlapped positions of the creases of the paper boards by using an opening device 50, so that the perforations penetrate through the overlapped positions of the creases of the paper boards, and the subsequent stringing operation is facilitated;

sixthly, the thread rope A is arranged in the through hole of the overlapped paper board in a penetrating mode through the thread rope threading device 60, so that the operation of reserving the thread rope A for the packaging box is achieved;

seventhly, the paper board after threading is guided to the stock mechanism, the paper board is flattened, and fasteners of the packaging box are adhered to the opening end of the packaging box through glue, so that subsequent bottom sealing operation is facilitated.

In the third step, when the operation of the creases of the tiled paperboard is performed, the creases of the paperboard move up and down through the cords, the creases of the paperboard bend at a certain angle, and then the two ends of the paperboard are clamped tightly by the paperboard folding device 40.

In the fourth step, after the two ends of the paperboard are clamped, the clamped ends of the two ends of the paperboard are close to the center, so that the paperboard is folded at the crease, and the folded paperboard is clamped.

In the fifth step, the opening device 50 makes the cardboard in the clamped and folded state when the cardboard punching operation is performed, and the opening device 50 performs the cardboard punching operation.

In the sixth step, when the drilling and threading operation of the paperboard is performed, after the opening device 50 drills a drill hole, the cord a is synchronously led into the drill hole, and then the opening device 50 and the threading device 60 synchronously exit from the drill hole.

In the sixth step, before the opening device 50 and the threading device 60 synchronously exit from the drill hole, the clamping operation of one end of the thread a on the threading device 60 is performed, after the opening device 50 and the threading device 60 completely exit from the drill hole, the thread a is cut off, and then the paperboard is flattened.

A material guide sliding frame 11 is arranged at a discharge port of the paperboard guiding device, a positioning support 12 is arranged in the discharging direction of the material guide sliding frame 11, the positioning support 12 is arranged at the front end of the material guide sliding frame 11, and the positioning support 12 moves in the vertical direction and performs blocking positioning on one end of a paperboard; one side of the material guiding carriage 11 is provided with a side positioning mechanism, and the side positioning mechanism is used for pushing one side of the paper board to move along the width direction of the material guiding carriage 11, so that the paper board is pushed to the position of the paper board notching device 20.

The paperboard notching device 20 comprises a notching pad 21 arranged below the material guiding carriage 11, a notching cutter 22 is arranged above the notching pad 21, the notching cutter 22 is connected with a lifting mechanism, and the lifting mechanism drives the notching cutter 22 to lift and be close to or far away from the notching pad 21.

Crease device 30 includes and links up the crease break bar with cardboard cutting device 20's export, the crease break bar includes break bar 31 and lower break bar 32 on the multiunit, go up break bar 31 and lower break bar 32 branch and put position about cardboard cutting device 20's export, go up break bar 31 and lower break bar 32 rotary type and set up in respective elevating system frame, and the break bar 31 is close to or keeps away from each other in elevating system drive and lower break bar 32, and the feed inlet and the discharge gate position that are located break bar 31 and lower break bar 32 are provided with drive mechanism, and drive mechanism is used for drawing the extension board along the crease opening removal that constitutes between break bar 31 and the lower break bar 32.

The cardboard folding device 40 comprises a rope line arranged at the outlet of the folding device 30, the rope line comprises an upper climbing rope 41 and a lower climbing rope 42, the upper climbing rope 41 and the lower climbing rope 42 are close to or far away from each other, a channel through which a paper supply plate passes is arranged between the upper climbing rope 41 and the lower climbing rope 42, clamping mechanisms are arranged on two sides of the channel through which the cardboard passes, the clamping mechanisms are used for clamping two sides of the cardboard tightly, the clamping mechanisms are connected with the pushing and folding mechanisms, and the pushing and folding mechanisms move in opposite directions along the width direction of the channel through which the cardboard passes.

Claims

1. The utility model provides a packing carton production water line which characterized in that: the device comprises a paperboard guiding device, wherein an outlet of the paperboard guiding device is connected with a feed inlet of a paperboard cutting device (20), an outlet of the paperboard cutting device (20) is connected with a feed inlet of a creasing device (30), an outlet of the creasing device (30) is connected with a feed inlet of a paperboard folding device (40), the paperboard folding device (40) is used for performing folding operation on folded paperboards, an opening device (50) is arranged beside the paperboard folding device (40), the opening device (50) is used for performing opening operation on the paperboard crease, a stringing device (60) is arranged beside the opening device (50), and the stringing device (60) is used for stringing strapping tapes in an opening of the paperboard crease;

a material guide sliding frame (11) is arranged at a discharge port of the paperboard guiding device, a positioning support (12) is arranged in the discharging direction of the material guide sliding frame (11), the positioning support (12) is arranged at the front end of the material guide sliding frame (11), and the positioning support (12) moves in the vertical direction and performs blocking positioning on one end of a paperboard; one side of the material guide sliding frame (11) is provided with a side edge positioning mechanism, and the side edge positioning mechanism is used for pushing one side edge of the paperboard to move along the width direction of the material guide sliding frame (11) and pushing the paperboard to the position of the paperboard notching device (20).

2. The packaging box production line of claim 1, characterized in that: cardboard notching device (20) are including setting up incision backing plate (21) in guide carriage (11) below, the top of incision backing plate (21) is provided with incision cutter (22), incision cutter (22) are connected with elevating system, and elevating system drive incision cutter (22) go up and down and be close to or keep away from with incision backing plate (21).

3. The packaging box production line of claim 1, characterized in that: crease device (30) include with the export of cardboard cutting device (20) link up the crease break bar, the crease break bar includes break bar (31) and lower break bar (32) on the multiunit, go up break bar (31) and lower break bar (32) branch and put position about the export of cardboard cutting device (20), go up break bar (31) and lower break bar (32) rotary type setting on respective elevating system, elevating system drives and goes up break bar (31) and lower break bar (32) and be close to each other or keep away from, and the feed inlet and the discharge gate position that are located break bar (31) and lower break bar (32) are provided with drive mechanism, and drive mechanism is used for drawing the extension board along the crease opening removal that constitutes between last break bar (31) and lower break bar (32).

4. The packaging box production line of claim 3, wherein: the wheel cores of the upper knife flywheel (31) and the lower knife flywheel (32) are horizontal and vertical to the outlet direction of the paperboard notching device (20), and the projections of the upper knife flywheel (31) and the lower knife flywheel (32) in the plumb surface are arranged in a staggered mode.

5. The packaging box production line of claim 4, wherein: the lower knife flywheel (32) is connected with a lifting mechanism, and the lifting mechanism drives the lower knife flywheel (32) to lift in the vertical direction and to be close to or far away from the upper knife flywheel (31).

6. The packaging box production line of claim 1, characterized in that: cardboard coincide device (40) is including setting up the rope line in crease device (30) exit position, the rope line includes climbing rope (41) and lower climbing rope (42), it is close to or keep away from each other with lower climbing rope (42) to go up climbing rope (41), it passes through to be provided with the passageway of paper feed board between climbing rope (41) and lower climbing rope (42), the passageway both sides that the cardboard passes through are provided with fixture, fixture is used for pressing from both sides tightly the cardboard both sides, fixture is connected with pushing and folding mechanism, pushes away and folds the mechanism and remove in opposite directions along the passageway width direction that the cardboard passes through.

7. The packaging box production line of claim 6, wherein: the clamping mechanism is arranged on the pushing and folding mechanism in a sliding mode, and the sliding direction of the clamping mechanism is parallel to the width direction of a channel through which the paperboard passes.

8. The packaging box production line of claim 1, characterized in that: opening device (50) are including setting up splint (51) of punching at cardboard coincide device (40) side, splint (51) of punching move in opposite directions and implement the coincide to the packing carton cardboard, the side of splint (51) of punching is provided with punching cutter (52), and cutter actuating mechanism drive punching cutter (52) remove and implement the operation of punching to cardboard coincide position along packing carton moving direction's vertical direction.

9. The packaging box production line of claim 8, wherein: the stringing device (60) comprises a stringing rod (61) arranged in a tube cavity of a punching cutter (52) of the opening device (50), the rod end of the stringing rod (61) is used for clamping one end of a wire rope (A), the stringing rod (61) drives the wire rope (A) to move along the tube cavity of the punching cutter (52) and enables the stringing rod (61) to extend out of the tube opening at one end of the punching cutter (52), and the stringing mechanism drives the stringing rod (61) to move along the tube cavity of the punching cutter (52).