CN109016644B

CN109016644B - Method and equipment for threading plastic handle of packing box

Info

Publication number: CN109016644B
Application number: CN201810980558.9A
Authority: CN
Inventors: 魏明武; 杜金源; 尹连兴; 邢强; 陈志兴
Original assignee: Tangshan Xinlian Printing Machinery Group Co ltd
Current assignee: Tangshan Xinlian Printing Machinery Group Co ltd
Priority date: 2018-08-27
Filing date: 2018-08-27
Publication date: 2023-04-18
Anticipated expiration: 2038-08-27
Also published as: CN109016644A

Abstract

The invention relates to a method and equipment for mounting a plastic handle on a packing box in a penetrating manner, and belongs to the technical field of printing machinery. The technical scheme is as follows: the packaging carton is pushed by a carton feeding push gauge (27), is conveyed backwards along a carton conveying lower supporting plate (8) arranged on a movable frame plate (106) and is conveyed to a penetrating device (11) at the front end of a plastic handle, and positioning is completed; then, completing the task of the penetrating and installing operation of the front end of the plastic lifting handle; then the task of lifting and conveying the plastic lifting handle is completed; and finally, completing the task of the penetrating and installing operation of the rear end of the plastic handle, thereby completing the task of the complete penetrating and installing operation of the plastic handle. The method for mounting the plastic handles in the packaging carton realizes the application of the plastic handles of various specifications and has good universality. The plastic handle penetrating mechanism is convenient to adjust in the production process, high in automation degree and strong in production capacity, the labor intensity is greatly reduced, the production efficiency of the gift carton penetrating handle is improved, and the operation is convenient.

Description

Method and equipment for threading plastic handle in packing box

Technical Field

The invention relates to a method and equipment for mounting a plastic handle on a packing box in a penetrating manner, and belongs to the technical field of printing machinery.

Background

At present, the packing carton through sticking with paste the box needs layering, flap, punching, clear useless, wear the plastics handle. The plastic handles are worn on the packaging box in the prior art by hands, so that the cost is high, the speed is low, the production efficiency is low, the labor intensity of workers is high, the operation is inconvenient, and the economic benefit of enterprises is seriously influenced.

Disclosure of Invention

The invention aims to provide a method and equipment for threading a plastic handle of a packing box, which adopt machinery to replace manual work, realize automatic threading of the plastic handle while finishing layered feeding, flap arrangement and punching waste cleaning of the packing box, reduce the cost of threading the plastic handle, have high production efficiency and solve the problems existing in the background technology.

The technical scheme of the invention is as follows:

a device for mounting a plastic handle in a packing box in a penetrating manner comprises a ball screw mounting shaft of a plastic handle mounting mechanism, a handle conveying upper hanging beam, a mechanism frame plate, a handle conveying lower regulating beam, a plastic handle front end mounting device and a plastic handle rear end mounting device; the plastic handle front end penetrating device is installed on the mechanism frame plate through a plastic handle front end penetrating device installation plate, and the plastic handle rear end penetrating device is installed on the mechanism frame plate through a plastic handle rear end penetrating device installation plate; the plastic handle front end penetrating device and the plastic handle rear end penetrating device are connected with the two plastic handle penetrating mechanism ball screw installation shafts through the two mechanism frame plates, the positions of the two plastic handle penetrating mechanism ball screw installation shafts are freely adjusted, and two ends of the two plastic handle penetrating mechanism ball screw installation shafts are installed on the wall plates on two sides.

The front end penetrating device of the plastic handle is connected with the carton feeding pushing gauge in a matching mode through the carton conveying lower supporting plate, and the carton conveying lower supporting plate is installed on the movable frame plate.

A method for putting plastic handles in a packing box in a penetrating way comprises the following steps:

the packaging carton is pushed by a carton feeding push gauge, is conveyed backwards along a carton conveying lower supporting plate arranged on the movable frame plate, is conveyed to the front end penetrating device of the plastic handle, and is positioned; then, completing the task of penetrating and installing the front end of the plastic handle; then the task of lifting and conveying the plastic lifting handle is completed; and finally, completing the task of the penetrating and installing operation of the rear end of the plastic lifting handle, thereby completing the task of the complete penetrating and installing operation of the plastic lifting handle.

The invention has the beneficial effects that: the automatic plastic handle threading machine realizes automatic plastic handle threading, not only reduces the cost of a carton, but also reduces the production cost of threading the plastic handle into the carton. The invention realizes the application to plastic handles of various specifications and has good universality. The plastic handle penetrating mechanism is convenient to adjust in the production process, high in automation degree and strong in production capacity, the labor intensity is greatly reduced, the production efficiency of the gift carton penetrating handle is improved, and the operation is convenient.

Drawings

FIG. 1 is a schematic view of a mechanism for automatically threading a plastic handle into a novel packaging carton;

FIG. 2 is a schematic view of a packaging carton layering mechanism;

FIG. 3 is a schematic view of a carton flap folder;

FIG. 4 is a schematic view of a punching and waste-removing mechanism of the packaging carton;

FIG. 5 is a schematic view of an automatic plastic handle threading mechanism of the packaging carton;

FIG. 6 is a schematic view of a front threading device of a plastic handle;

FIG. 7 is a schematic view of a plastic handle wearing and lifting device;

FIG. 8 is a schematic view of the internal structure of the plastic handle rear end piercing device;

FIG. 9 is a schematic view showing the structure of each part of the box-pasting packaging carton;

FIG. 10 is a schematic view showing the structure of each part of the die-cut unbacked carton;

FIG. 11 is a schematic view of a rear end threading device of a plastic handle;

FIG. 12 is a side view of the plastic handle rear end piercing fitting;

FIG. 13 is a schematic view of the structure of each part of the plastic handle;

FIG. 14 is a schematic view of the plastic handle rear end threading device and the plastic handle threading position;

FIG. 15 is a general structure diagram of a plastic handle penetrating mechanism;

in FIG. 1: 1. the automatic conveying device comprises a carton feeding back supporting plate, 2, two side paper blocking plates, 3, a carton conveying belt, 4, a carton feeding front paper blocking gauge, 5, a carton feeding pressing wheel mechanism, 6, a carton conveying pressing wheel mechanism, 7, a carton layering mechanism, 8, a carton conveying bottom supporting plate, 9, a carton flap folding and pressing device, 10, a carton punching waste cleaning device, 11, a plastic handle front end penetrating and installing device, 12, a plastic handle rear end penetrating and installing device, 13, a plastic handle automatic feeding conveying belt, 14, a plastic handle conveying position, 15, a conveying belt compaction movement cylinder, 16, a handle hanging plate, 17, a handle bin, 18, a handle hanging plate conveying servo motor, 19 and a handle hanging plate conveying belt;

fig. 2 is a carton layering mechanism 7, wherein: 20. the device comprises a carton layered pressing plate 21, a pressing plate cylinder 22, a layered pressing wheel servo motor 23, a layered pressing wheel transmission belt 24, a layered pressing wheel 25, a layered wedge-shaped plate 26, a carton conveying layered rod 27 and a carton feeding push gauge;

fig. 3 is a carton flap folder 9 in which: 28. carton flap air cylinders 29, carton flap lower cross press fork plates 30, carton flap front cross press plates 31, carton flap front cross press plate moving air cylinders 32, carton flap rear cross press plate moving air cylinders 33 and carton flap rear cross press plates;

fig. 4 is a carton waste cleaning device 10 that punches, wherein: 34. the punching waste cleaning mechanism comprises a servo motor of the punching waste cleaning mechanism, 35, a servo motor transmission wheel belt, 36, a transmission cam, 37, a motion guide rail, 38, a transmission cam rocker arm, 39, a punching waste cleaning male die fixing seat, 40, a punching waste cleaning male die guide plate, 41 and a punching waste cleaning male die;

fig. 5 is a mounting structure diagram of a plastic handle penetrating mechanism, wherein: 42. a ball screw mounting shaft of a plastic handle penetrating and mounting mechanism 43, a handle conveying upper hanging beam 44, a mechanism frame plate 45 and a handle conveying lower hanging beam;

fig. 6 is a front end wearing device of the plastic handle, wherein: 46. the front end of the plastic lifting handle is provided with a device mounting plate in a penetrating mode, 47 the movement cylinder in a penetrating mode, 48 the movement cylinder connecting plate in a penetrating mode, 49 the movement rack in a penetrating mode, 50 the movement gear in a penetrating mode, 51 the hook plate in a penetrating mode, 52 the inserting plate in a penetrating mode, 53 the positioning baffle plate supporting plate, 54 the positioning baffle movement cylinder, 55 the positioning pressing plate, 56 the lifting handle conveying adjusting plate, 57 the lifting handle conveying hanging plate, 58 the lifting handle conveying limiting baffle plate, 59 and the limiting baffle plate connecting plate;

in fig. 7: 60. a plastic lifting belt 61, a lifting support plate 62, a lifting belt servo drive motor 63 and a transmission belt pulley are arranged in a penetrating manner;

in fig. 8: 64. an upper hook plate mounting seat 65 penetrates through a sliding seat mounting plate;

in fig. 9: 66. carton short body plates 67, carton long body plates 68, carton latch tongues 69, carton inner upper covers 70, carton plastic-passing handle holes 71, carton folding wings 72, carton outer upper covers 73, carton upper dust-proof wings 74, carton feeding rear edges 75, carton feeding front edges 76 and carton pasting box crease lines, wherein the carton plastic-passing handle is arranged at the carton feeding rear edges;

in fig. 10: 66. carton short body plates 67, carton long body plates 69, carton inner upper covers 72, carton outer upper covers 73, carton upper dustproof wings 77, carton lower dustproof wings 78 and carton bottom;

fig. 11 is a rear end piercing device for a plastic handle, wherein: 79. the device comprises a handle pressing sheet, 80 a handle push block, 81 a handle penetrating press block, 82 a handle penetrating press block moving cylinder, 83 a penetrating press block moving cylinder mounting seat, 84 a rear end penetrating device link plate, 85 a rear end penetrating mechanism up-and-down moving slide rail, 86 a push block mounting plate transverse moving slide rail, 87 a push block mounting plate transverse moving cylinder, 88 a handle press wheel fixing frame, 89 a handle press wheel mounting plate, 90 a handle press wheel adjusting arm, 91 a handle press wheel;

in fig. 12: 92. the back end is worn to install the device and moves the air cylinder up and down, 93, the back end is worn to install the device and moves the link block up and down, 94, lifting handle push block mounting panel, 95, lifting handle preforming yoke plate, 96, wear to install the briquetting yoke plate;

fig. 13 shows a plastic handle view, wherein: 97. a plastic handle A end clamping point, 98 a plastic handle cross beam, 99 a plastic handle B end clamping point, 100 a plastic handle B end clamping tail, 101 a plastic handle A end clamping tail;

in fig. 14: 66. a carton short body plate 69, a carton inner upper cover 70, a carton plastic handle penetrating hole 73, a carton upper dustproof wing 79, a handle pressing sheet 80, a handle pushing block 81, a handle penetrating pressing block 97, a plastic handle A end clamping point 98, a plastic handle cross beam 101 and a plastic handle A end clamping tail;

in fig. 15: 102. the device comprises an up-and-down movement guide rail, 103, a pressure plate oblique movement guide rail, 104, a penetrating movement gear shaft, 105, a penetrating movement gear rack plate, 106, a movable rack plate, 107, a servo motor mounting seat, 108, a conveying upper belt pulley, 109, a conveying belt tensioning pulley, 110, a conveying lower belt pulley, 111, a penetrating mechanism connecting plate, 112 and a plastic handle rear end penetrating device mounting plate.

Detailed Description

The invention is further illustrated by way of example in the following with reference to the accompanying drawings.

A device for mounting a plastic handle on a packing box in a penetrating manner comprises a ball screw mounting shaft 42 of a plastic handle mounting mechanism, a handle conveying upper hanging beam 43, a mechanism frame plate 44, a handle conveying lower hanging beam 45, a plastic handle front end mounting device 11 and a plastic handle rear end mounting device 12; the plastic handle front end penetrating device 11 is arranged on the mechanism frame plate 44 through a plastic handle front end penetrating device mounting plate 46, and the plastic handle rear end penetrating device 12 is arranged on the mechanism frame plate 44 through a plastic handle rear end penetrating device mounting plate 112; the plastic handle front end penetrating device 11 and the plastic handle rear end penetrating device 12 are connected with the two plastic handle penetrating mechanism ball screw installation shafts 42 through the two mechanism frame plates 44, the positions of the two plastic handle penetrating mechanism ball screw installation shafts 42 can be freely adjusted, and two ends of the two plastic handle penetrating mechanism ball screw installation shafts 42 are installed on the wall plates on two sides.

The front end penetrating device 11 of the plastic handle is connected with the carton feeding push gauge 27 in a matching way through the carton conveying lower supporting plate 8, and the carton conveying lower supporting plate 8 is installed on the movable frame plate 106.

The plastic handle front end penetrating device 11 is arranged on the mechanism frame plate 44 through two plastic handle front end penetrating device mounting plates 46, a penetrating moving cylinder 47 is arranged on the plastic handle front end penetrating device mounting plate 46, the penetrating moving cylinder 47 is connected with a penetrating moving rack 49 through a penetrating moving cylinder connecting plate 48, a penetrating inserting plate 52 and the penetrating moving rack 49 are both arranged on a penetrating slide mounting plate 65, and the penetrating slide mounting plate 65 is arranged on the up-and-down moving guide rail 102 and is connected with the plastic handle front end penetrating device mounting plate 46 through the up-and-down moving guide rail 102; the penetrating upper hook plate 51 is arranged on the penetrating motion gear 50 through the upper hook plate mounting seat 64, and the penetrating motion gear 50 is arranged on the penetrating motion device mounting plate 46 at the front end of the plastic handle in a matching way through a penetrating motion gear shaft 104 and a penetrating motion gear rack plate 105 and a penetrating motion rack 49; the handle conveying limit baffle plate 58 is arranged on the through loading gear rack plate 105 through a limit baffle plate connecting plate 59; the positioning baffle moving cylinder 54 is fixedly arranged on the back surface of the plastic handle front end penetrating device mounting plate 46, the positioning baffle moving cylinder 54 is connected with the positioning baffle supporting plate 53, the positioning pressure plate 55 is connected with the positioning baffle moving cylinder 54 through the positioning baffle supporting plate 53 and is arranged on the plastic handle front end penetrating device mounting plate 46 through the pressure plate inclined moving guide rail 103;

the packaging carton is pushed by a carton feeding push gauge 27, is conveyed backwards along a carton conveying lower supporting plate 8 arranged on the movable frame plate 106, is conveyed to the front end penetrating device 11 of the plastic handle, and is positioned; then, completing the task of penetrating and installing the front end of the plastic handle; then the task of lifting and conveying the plastic lifting handle is completed; and finally, completing the task of the penetrating and installing operation of the rear end of the plastic lifting handle, thereby completing the task of the complete penetrating and installing operation of the plastic lifting handle.

The automatic punching and loading plastic handle mechanism is used for a packaging box production line, and comprises a carton automatic feeding mechanism, a carton automatic layering mechanism, a carton automatic flap mechanism, an automatic punching and waste cleaning mechanism and a plastic handle automatic digging and loading conveying mechanism which are connected in sequence, wherein the automatic punching and loading plastic handle mechanism is arranged behind the plastic handle automatic digging and loading conveying mechanism.

The specific embodiment of the invention is as follows:

the plastic handle front end penetrating device 11 is arranged on the mechanism frame plate 44 through two plastic handle front end penetrating device mounting plates 46, a penetrating moving cylinder 47 is arranged on the plastic handle front end penetrating device mounting plate 46, the penetrating moving cylinder 47 is connected with a penetrating moving rack 49 through a penetrating moving cylinder connecting plate 48, a penetrating inserting plate 52 and the penetrating moving rack 49 are both arranged on a penetrating sliding seat mounting plate 65, and the penetrating sliding seat mounting plate 65 is arranged on the up-and-down moving guide rail 102 and is connected with the plastic handle front end penetrating device mounting plate 46 through the up-and-down moving guide rail 102; the penetrating upper hook plate 51 is arranged on the penetrating motion gear 50 through the upper hook plate mounting seat 64, and the penetrating motion gear 50 is arranged on the penetrating motion device mounting plate 46 at the front end of the plastic handle in a matching way through a penetrating motion gear shaft 104 and a penetrating motion gear rack plate 105 and a penetrating motion rack 49; the handle conveying limit baffle 58 is arranged on the through loading gear rack plate 105 through a limit baffle connecting plate 59; the positioning baffle moving cylinder 54 is fixedly arranged on the back of the plastic handle front end penetrating device mounting plate 46, the positioning baffle moving cylinder 54 is connected with the positioning baffle supporting plate 53, the positioning pressure plate 55 is connected with the positioning baffle moving cylinder 54 through the positioning baffle supporting plate 53 and is arranged on the plastic handle front end penetrating device mounting plate 46 through the pressure plate inclined moving guide rail 103;

the plastic handle is pushed by the automatic plastic handle feeding conveyer belt 13 to finish the conveying from the handle conveying hanging plate 57 and the handle conveying adjusting plate 56 to the penetrating upper hook plate 51 and the penetrating inserting plate 52; the penetrating upper hook plate 51 is hooked at a clamping bend between a clamping tail 101 at the A end of the plastic handle and the plastic handle cross beam 98, and the penetrating inserting plate 52 is arranged at a clamping bend between a clamping tail 100 at the B end of the plastic handle and the plastic handle cross beam 98; meanwhile, due to the limiting and blocking effect of the handle conveying limiting baffle 58 arranged on the limiting baffle connecting plate 59, only one plastic handle can be placed on the penetrating upper hook plate 51 and the penetrating inserting plate 52, and the penetrating moving cylinder 47 drives the penetrating moving rack 49 to move downwards through the penetrating moving cylinder connecting plate 48; the penetrating upper hook plate 51 is connected with the penetrating motion gear 50 through an upper hook plate mounting seat 64; the threading inserting plate 52 is connected with the threading moving rack 49 through a threading sliding seat installing plate 65; when the penetrating movement rack 49 drives the penetrating insertion plate 52 to complete downward penetrating handle movement, the penetrating movement gear 50 is driven to rotate, the upper hook plate mounting seat 64 and the penetrating upper hook plate 51 are driven to rotate, and the penetrating upper hook plate 51 is completely pulled out from a clamping bend between the clamping tail 101 at the A end of the plastic handle and the plastic handle beam 98; meanwhile, the positioning baffle plate moving cylinder 54 drives the positioning pressure plate 55 to be close to the penetrating upper hook plate 51 and the penetrating inserting plate 52 through the positioning baffle plate support plate 53, so that the plastic lifting handle is compacted on the penetrating upper hook plate 51 and the penetrating inserting plate 52, and the positioning of the plastic lifting handle is completed; at the moment, the clip point 99 at the B end of the plastic handle is just aligned with and directly above the positioned carton plastic handle penetrating hole 70, and the penetrating operation of the clip point 99 at the B end of the plastic handle is completed through the downward movement of the penetrating inserting plate 52, so that the first step of the penetrating operation task of the plastic handle is completed, and the penetrating operation task at the front end of the plastic handle is completed;

the handle lifting belt servo driving motor 62 is arranged on a machine movable frame plate 106 through a servo motor mounting seat, the plastic handle lifting belt 60 is arranged on a transmission belt pulley 63, a conveying upper belt pulley 108, a conveying lower belt pulley 110 and a conveying belt tensioning pulley 109 in a penetrating manner, the conveying upper belt pulley 108, the conveying lower belt pulley 110 and the conveying belt tensioning pulley 109 are arranged on the movable frame plate 106, the transmission belt pulley 63 is arranged on the handle lifting belt servo driving motor 62, and the handle lifting belt servo driving motor 62 drives the plastic handle lifting belt 60 to rotate along the transmission belt pulley 63, the conveying upper belt pulley 108, the conveying lower belt pulley 110 and the conveying belt tensioning pulley 109 through the transmission belt pulley 63; the handle supporting plate 61 is arranged on the movable frame plate 106, the upper surface of the rear part of the handle supporting plate is positioned on the same horizontal plane with the upper surface of the lower carton conveying supporting plate 8, the upper surface of the front end of the handle supporting plate is positioned on the same horizontal plane with the upper conveying belt pulley 108, and a slope surface is formed between the upper conveying belt pulley 108 and the lower carton conveying supporting plate 8;

the handle lifting belt servo driving motor 62 drives the plastic handle penetrating and lifting belt 60 to rotate, a plastic handle penetrating and arranged in the carton plastic handle penetrating hole 70 naturally sags under the action of self gravity, a clamping point 99 at the B end of the plastic handle falls onto the plastic handle penetrating and lifting belt 60, and only a clamping point 97 at the A end of the plastic handle and a clamping tail 101 at the A end of the plastic handle on the packaging carton are exposed on the carton plastic handle penetrating hole 70; the handle lifting belt servo driving motor 62 drives the plastic handle penetrating and mounting lifting belt 60 to rotate backwards through the transmission belt pulley 63, so as to drive the plastic handle to move backwards, and meanwhile, as the plastic handle penetrating and mounting lifting belt 60 moves obliquely upwards, the plastic handle is gradually lifted upwards through the clamping point 99 at the B end of the plastic handle; meanwhile, the packaging carton is intermittently conveyed backwards along the upper surface of the conveying lower supporting plate 8 under the compacting action of the carton conveying pinch roller mechanism 6 and the pushing action of the carton feeding push gauge 27 until the rear end of the plastic handle penetrates through the device 12, and positioning is completed; under the combined action of the two movements, the plastic handle lifting belt 60 is penetrated and installed to be matched with the handle supporting plate 61 together, so that the clamping tip 97 at the A end of the plastic handle, the clamping tail 101 at the A end of the plastic handle and the whole plastic handle cross beam 98 are exposed out of the plastic handle penetrating hole 70 of the carton; at this time, the handle pressing wheel fixing frame 88, the handle pressing wheel mounting plate 89, the handle pressing wheel adjusting arm 90 and the threading handle pressing wheel 91 which are arranged on the mechanism frame plate 44 finish the compaction operation of the plastic handle cross beam 98, and at this time, the threading handle pressing wheel 91 is just pressed on the rear half part of the plastic handle cross beam 98, so that the second step of the plastic handle threading operation task is finished, and the plastic handle lifting and conveying operation task is finished;

the handle pressing plate 79 is arranged on the rear end penetrating device connecting plate 84 through a handle pressing plate connecting plate 95; the handle push block 80 is arranged on the handle push block mounting plate 94 through a press block penetrating motion cylinder mounting seat 83; the handle penetrating and installing pressing block 81 is connected with the handle penetrating and installing pressing block moving cylinder 82 through a penetrating and installing pressing block connecting plate 96, the handle penetrating and installing pressing block 81 and the penetrating and installing pressing block connecting plate 96 are simultaneously installed on a handle pushing block installing plate 94 through the handle penetrating and installing pressing block moving cylinder 82, and the handle pushing block installing plate 94 is installed on a rear end penetrating and installing device connecting plate 84 through two pushing block installing plate transverse moving sliding rails 86; the transverse moving cylinder 87 of the push block mounting plate is also arranged on the rear end penetrating device yoke plate 84; the rear end penetrating device yoke plate 84 is connected to the plastic handle rear end penetrating device mounting plate 112 through the rear end penetrating mechanism up-and-down moving slide rail 85, and the rear end penetrating device up-and-down moving cylinder 92 is also mounted on the plastic handle rear end penetrating device mounting plate 112; the handle pinch roller fixing frame 88 is arranged on the mechanism frame plate 44 through a threading mechanism connecting plate 111, and the threading handle pinch roller 91 is arranged on the handle pinch roller fixing frame 88 through a handle pinch roller adjusting arm 90 and a handle pinch roller mounting plate 89;

when the packing carton is conveyed backwards along the upper surface of the lower carton conveying supporting plate 8 under the compacting action of the carton conveying pressing wheel mechanism 6 and the pushing action of the carton feeding push gauge 27, the packing carton is conveyed to the rear penetrating device 12 at the rear end of the plastic handle, after the positioning is finished, the penetrating handle pressing wheel 91 is just pressed on the upper surface of the rear half part of the plastic handle beam 98, the penetrating handle pressing wheel 91 is connected with the handle pressing wheel fixing frame 88 through the handle pressing wheel adjusting arm 90 and the handle pressing wheel mounting plate 89, and the compacting operation task of the plastic handle and the packing carton is finished under the elastic action of the handle pressing wheel adjusting arm spring; then, the rear end penetrating device up-and-down movement cylinder 92 drives the plastic handle rear end penetrating device connecting plate 84 to move downwards along the rear end penetrating device up-and-down movement sliding rail 85 through the rear end penetrating device up-and-down movement connecting block 93, so as to drive the handle pressing plate 79 and the handle pushing block 80 to move downwards and reach the upper surface of the packaging carton, at the moment, the plastic handle A end clamping tip 97 and the plastic handle A end clamping tail 101 are just positioned below the handle pressing plate 79, behind the handle pushing block 80, and the tip of the plastic handle A end clamping tip 97 faces the handle pushing block 80; at this time, the transverse movement cylinder 87 of the push block mounting plate pulls the handle push block mounting plate 94 to move along the transverse movement slide rail 86 of the push block mounting plate, so that the handle push block 80 also transversely moves, and the clamping point 97 of the A end of the plastic handle and the clamping tail 101 of the A end of the plastic handle are pushed backwards, at this time, the position of the handle pressing sheet 79 is kept still, so that the cross beam 98 of the plastic handle is arched upwards, because the transverse movement of the handle push block 80 and the arching of the cross beam 98 of the plastic handle, so that the clamping point 97 of the A end of the plastic handle and the clamping tail 101 of the A end of the plastic handle are gradually in a downward vertical state along the rear pushing surface of the handle push block 80, the rear pushing surface of the handle push block 80 pushes the clamping point 97 of the A end of the plastic handle to reach the position right above the plastic handle hole 70 of the carton, the handle penetrating press block movement cylinder 82 starts, the penetrating press plate 96 drives the plastic penetrating press block 81 to move downwards, the arched cross beam 98 of the plastic handle is pressed to move downwards, so that the clamping point 97 of the A end of the plastic handle and the plastic handle A end and the tail end of the plastic handle is penetrated into the carton, thereby completing the task of the plastic handle penetrating operation of the plastic handle and completing the plastic handle penetrating task of the plastic handle through the plastic handle penetrating task of the carton.

The invention has the following whole processes:

the invention relates to a carton automatic feeding mechanism, a carton automatic layering mechanism, a carton automatic flap mechanism, an automatic punching and waste cleaning mechanism and a plastic handle automatic digging and arranging conveying mechanism, which can adopt the prior art, for example: the automatic carton layering mechanism is a utility model patent applied by the applicant, and has a patent number of ZL 201721711501.6; an automatic digging, tidying and conveying mechanism for a plastic handle, which is an invention patent applied by the applicant and has the patent number ZL201610067852.1; an automatic punching and waste cleaning mechanism, which is a utility model patent applied by the applicant, with the patent number of ZL201721711417.4; the automatic flap mechanism of carton, the utility model patent of applicant's application, patent number ZL2017217114850, etc..

Firstly, as shown in fig. 1 and fig. 9, the pasted packing cartons are arranged and piled up, and are loaded into a carton feeding bin consisting of a carton feeding back support plate 1, two side paper blocking plates 2 and a carton feeding front paper blocking gauge 4, a feeding back edge 74 of the carton passing through the plastic handle is placed on the slope surface of the carton feeding back support plate 1, a feeding front edge 75 of the carton passing through the plastic handle is placed in alignment with the arc-moon-shaped surface of the carton feeding front paper blocking gauge 4, the lowest carton in the carton feeding bin moves backwards from a gap between the carton conveying belt 3 and the bottom end of the carton feeding front paper blocking gauge 4 under the friction of the carton conveying belt 3, is conveyed to the carton layering mechanism 7 under the pressing of the carton feeding press wheel mechanism 5, and is pushed by the carton feeding push gauge 27 under the pressing action of the carton conveying press wheel mechanism 6, and is conveyed backwards along the carton conveying bottom support plate 8.

As shown in fig. 2, 9 and 10, the pressing plate cylinder 21 pushes the carton layering pressing plate 20 to move downward, the carton layering pressing plate is inserted down along the opening of the carton inserting tongue 68, the carton upper dustproof wing 73 under the carton inner upper cover 69 is pressed down, meanwhile, the layering pressing wheel servo motor 22 drives the layering pressing wheel transmission belt 23 to drive the layering pressing wheel 24 to rotate, the carton outer upper cover 72 and the carton upper dustproof wing 73 are pressed downward, the carton feeding push gauge 27 pushes the carton inner upper cover to move backward along the carton conveying lower plate 8 along with the pressing of the carton conveying pressing wheel mechanism 6, the two carton upper dustproof wings 73 and the carton outer upper cover 72 are bent downward along the carton folding line 76 and the carton conveying lower plate at 90 degrees under the combined action of the layering effect of the layering wedge-shaped plate 25 and the carton conveying layering rod 26, the two folded carton upper carton dustproof wings 73 and the folded carton outer upper cover 72 push the carton upper cover 73 and the folded carton upper cover 72 along the gap between the carton conveying layering rod 26 and the carton conveying lower plate 8, and the carton feeding press the folding flap 27 along the carton conveying pressing mechanism 6 to push the carton feeding pressing plate 27 to make the carton conveying flap 8 enter the carton conveying device to press the carton conveying flap 9 and then make the carton conveying device to press the carton folding flap.

After the carton is pushed to the flap folding and pressing device 9 for positioning, as shown in fig. 3, the carton flap air cylinder 28 pushes the two flap lower pressing fork plates to move downwards to fold the two flaps at the carton flap 71 downwards, the carton flap front transverse pressing plate moving air cylinder 31 pushes the carton flap front transverse pressing plate 30, and the carton flap rear transverse pressing plate moving air cylinder 32 pushes the carton flap rear transverse pressing plate 33 to push oppositely at the same time, so that the two carton flaps 71 are folded and flattened along the back of the carton. Under the compaction action of the carton conveying pinch roller mechanism 6, the carton is pushed by the carton feeding push gauge 27, so that the carton is conveyed backwards along the carton conveying lower supporting plate 8 to the carton punching waste cleaning device 10 continuously.

As shown in fig. 4, the servo motor 34 of the punching waste removing mechanism drives the transmission cam 36 to rotate through the servo motor transmission wheel belt 35, and the transmission cam 36 rotates to drive the transmission cam rocker 38 to drive the punch waste removing punch fixing seat 39 to move up and down along the motion guide rail 37, and simultaneously drive the punch waste removing punch 41 to move up and down under the limit cooperation action of the punch waste removing punch guide plate 40, so as to remove the die cutting scraps in the plastic handle hole 70 of the carton, and then the carton is conveyed to the plastic handle front end penetrating device 11 along the upper surface of the carton conveying lower supporting plate 8 after being broken under the compacting action of the carton conveying press wheel mechanism 6 and the pushing action of the carton feeding push gauge 27, so as to perform the first step penetrating operation of the plastic handle.

As shown in fig. 1 and fig. 6, the plastic handle in the handle bin 17 is driven to the bin plastic handle conveying position 14 under the hooking action of the handle hanging plate 16, the conveying belt compacting motion cylinder 15 pushes the handle hanging plate conveying belt 19 to lean against the handle hanging plate 16, and meanwhile, the handle hanging plate conveying servo motor 18 drives the handle hanging plate conveying belt 19 to rotate, so that the plastic handle on the handle hanging plate 16 is driven to convey the upper hanging beam 43 and the lower hanging beam 45 to the handle, and meanwhile, the plastic handle is driven by the plastic handle automatic feeding conveying belt 13 to convey continuously on the handle conveying hanging plate 57 and the handle conveying adjusting plate 56, and the conveying task of the plastic handle is completed.

As shown in fig. 5 and 6, the plastic handle front end mounting device 11 is mounted on the mechanism frame plate 44 through the plastic handle front end mounting device mounting plate 46, the plastic handle rear end mounting device 12 is also mounted on the mechanism frame plate 44 through the plastic handle rear end mounting device mounting plate 112, and the two mechanism frame plates 44 are mounted on the machine frame plate through two plastic handle mounting mechanism ball screw mounting shafts 42.

As shown in FIG. 1, the packaging carton is pushed by the carton feeding push gauge 27, conveyed backwards along the carton conveying lower supporting plate 8 arranged on the movable frame plate 106, conveyed to the front end threading device 11 of the plastic lifting handle and positioned. As shown in fig. 1, 6, 8 and 15, the plastic handle front end threading device 11 is mounted on the mechanism frame plate 44 through two plastic handle front end threading device mounting plates 46, the threading moving cylinder 47 is mounted on the plastic handle front end threading device mounting plate 46, the threading moving cylinder 47 is connected with the threading moving rack 49 through a threading moving cylinder connecting plate 48, the threading inserting plate 52 and the threading moving rack 49 are both mounted on a threading slide mounting plate 65, and the threading slide mounting plate 65 is mounted on the up-and-down moving guide rail 102 and is connected with the plastic handle front end threading device mounting plate 46 through the up-and-down moving guide rail 102; the penetrating upper hook plate 51 is arranged on the penetrating moving gear 50 through the upper hook plate mounting seat 64, and the penetrating moving gear 50 is arranged on the penetrating device mounting plate 46 at the front end of the plastic handle in a matching way through a penetrating moving gear shaft 104 and a penetrating moving gear rack plate 105 and a penetrating moving rack 49; the handle conveying limit baffle plate 58 is arranged on the through loading gear rack plate 105 through a limit baffle plate connecting plate 59; the positioning baffle moving cylinder 54 is fixedly arranged on the back of the plastic handle front end penetrating device mounting plate 46, the positioning baffle moving cylinder 54 is connected with the positioning pressing plate support plate 53, the positioning pressing plate 55 is connected with the positioning baffle moving cylinder 54 through the positioning baffle support plate 53 and is arranged on the plastic handle front end penetrating device mounting plate 46 through the pressing plate inclined moving guide rail 103.

The plastic handle is pushed by the automatic feeding conveying belt 13 to finish the conveying from the handle conveying hanging plate 57 and the handle conveying adjusting plate 56 to the threading hook plate 51 and the threading inserting plate 52. The threading upper hook plate 51 is hooked at the clamping bent part between the clamping tail 101 at the A end of the plastic handle and the plastic handle cross beam 98, and the inserting plate tip part of the threading inserting plate 52 is arranged at the clamping bent part between the clamping tail 100 at the B end of the plastic handle and the plastic handle cross beam 98. Meanwhile, due to the limiting and blocking effect of the handle conveying limiting baffle plate 58 arranged on the limiting baffle plate connecting plate 59, only one plastic handle can be placed on the penetrating and installing hook plate 51 and the penetrating and installing inserting plate 52, and at the moment, the penetrating and installing moving cylinder 47 drives the penetrating and installing moving rack 49 to move downwards through the cylinder connecting plate 48. The penetrating upper hook plate 51 is connected with the penetrating motion gear 50 through an upper hook plate mounting seat 64; the threading insert plate 52 is connected to the threading moving rack 49 by a threading carriage mounting plate 65. When the penetrating motion rack 49 drives the penetrating insertion plate 52 to finish the downward penetrating handle action, the penetrating motion gear 50 is driven to rotate, and simultaneously the upper hook plate mounting seat 64 and the penetrating upper hook plate 51 are driven to rotate, so that the penetrating upper hook plate 51 is finished to be separated from a clamping bend between the clamping tail 101 at the A end of the plastic handle and the plastic handle cross beam 98; meanwhile, the positioning baffle plate moving cylinder 54 drives the positioning pressure plate 55 to be close to the penetrating upper hook plate 51 and the penetrating inserting plate 52 through the positioning baffle plate support plate 53, so that the plastic handle is compacted on the penetrating upper hook plate 51 and the penetrating inserting plate 52, and the positioning of the plastic handle is completed. At this time, the clipping tip 99 of the plastic handle is just aligned to the position right above the plastic handle penetrating hole 70 on the positioned carton, and the penetrating operation of the clipping tip 99 of the plastic handle is completed through the downward movement of the penetrating inserting plate 52, so that the first step of the penetrating operation task of the plastic handle is completed, and the penetrating operation task of the front end of the plastic handle is completed.

As shown in fig. 7 and fig. 15, in the schematic view of the plastic handle lifting and conveying device, a handle lifting belt servo driving motor 62 is installed on a movable frame plate 106 of the machine through a servo motor installation seat, a handle lifting belt 60 is installed on a belt pulley 63, an upper conveying belt pulley 108, a lower conveying belt pulley 110 and a conveying belt tensioning pulley 109, the upper conveying belt pulley 108, the lower conveying belt pulley 110 and the conveying belt tensioning pulley 109 are installed on the movable frame plate 106, the belt pulley 63 is installed on the handle lifting belt servo driving motor 62, and the handle lifting belt servo driving motor 62 drives the handle lifting belt 60 to rotate along the belt pulley 63, the upper conveying belt pulley 108, the lower conveying belt pulley 110 and the conveying belt tensioning pulley 109 through the belt pulley 63; the handle pallet 61 is mounted on the movable frame plate 106, the upper surface of the rear portion thereof is in a horizontal plane with the upper surface of the lower carton conveying pallet 8, the upper surface of the front end thereof is in a horizontal plane with the upper conveyor belt pulley 108, and a slope is formed between the upper conveyor belt pulley 108 and the lower carton conveying pallet 8.

As shown in fig. 7, 11, 12, 13 and 15, the handle lifting belt servo drive motor 62 drives the handle lifting belt 60 to rotate, the plastic handle inserted into the handle hole 70 of the packing box naturally droops under the action of self gravity, the handle clamping point 99 falls down onto the handle lifting belt 60, and only the handle clamping point 97 and the clamping tail 101 on the packing box are exposed on the handle hole 70 of the packing box. The handle lifting belt servo driving motor 62 drives the handle lifting belt 60 to rotate backwards through the belt pulley 63, so as to drive the plastic handle to move backwards, and meanwhile, the plastic handle is lifted upwards gradually through the handle clamping point 99 due to the fact that the handle lifting belt 60 moves upwards in an inclined mode. Meanwhile, the packaging carton is intermittently conveyed backwards along the upper surface of the conveying lower supporting plate 8 under the compaction action of the conveying pinch roller mechanism 6 and the pushing action of the carton feeding push gauge 27 until the rear end of the plastic handle penetrates through the device 12, and the positioning is finished. Under the combined action of the two motions, the handle lifting straps 60 and the handle support plate 61 cooperate together, so that the handle clamping points 97, the clamping tails 101 and the whole plastic handle cross beam 98 are exposed above the handle holes 70 of the packing box. At this moment, install handle pinch roller mount 88, handle pinch roller mounting panel 89, handle pinch roller adjusting arm 90 and the compaction operation of handle pinch roller 91 with plastics handle crossbeam 98 of having accomplished on mechanism frame board 44, handle pinch roller 91 is just in time pressed at plastics handle crossbeam 98 latter half one this moment, consequently accomplishes the second step that the operation task was worn to adorn by the plastics handle, and the plastics handle lifts and carries the operation task.

As shown in fig. 11, 12, 13, 14 and 15, the handle tabs 79 are mounted to the back-end punch-through device link plate 84 by a handle tab link plate 95; the handle push block 80 moves on the handle push block mounting plate 94 through the press block penetrating motion cylinder mounting seat 83; the handle through pressing block 81 is connected with the handle through pressing block connecting plate 96 through a handle through pressing block moving cylinder 82, the handle through pressing block 81 and the through pressing block connecting plate 96 are simultaneously installed on a handle pushing block installing plate 94 through the handle through pressing block moving cylinder 82, and the handle pushing block installing plate 94 is installed on a rear end through device connecting plate 84 through two transverse moving slide rails 86; the transverse moving cylinder 87 of the push block mounting plate is also arranged on the rear end penetrating device yoke plate 84; the rear end penetrating device yoke plate 84 is connected to the plastic handle rear end penetrating device mounting plate 112 through the rear end penetrating mechanism up-and-down moving slide rail 85, and the plastic handle rear end penetrating device up-and-down moving cylinder 92 is also mounted on the plastic handle rear end penetrating device mounting plate 112; the handle pinch roller fixing frame 88 is arranged on the handle penetrating mechanism frame plate 44 through a penetrating mechanism connecting plate 111, and the penetrating handle pinch roller 91 is arranged on the handle pinch roller fixing frame 88 through a handle pinch roller adjusting arm 90 and a handle pinch roller mounting plate 89.

As shown in fig. 11, fig. 12, fig. 14 and fig. 15, when the packing carton is intermittently conveyed backwards along the upper surface of the conveying lower supporting plate 8 under the compacting action of the conveying pinch roller mechanism 6 and the pushing action of the carton feeding push gauge 27 to the position of the plastic handle rear end penetrating device 12, and after positioning is completed, the handle pinch roller 91 is just pressed on the upper surface of the rear half part of the plastic handle beam 98, and the plastic handle and the packing carton are compacted under the elastic action of the handle pinch roller adjusting arm spring through the handle pinch roller adjusting arm 90 and the handle pinch roller mounting plate 89 and the handle pinch roller fixing frame 88; then, the plastic handle rear end penetrating device up-and-down movement cylinder 92 drives the plastic handle rear end penetrating device connecting plate 84 to move downwards along the plastic handle rear end penetrating device up-and-down sliding rail 85 through the connecting block 93, so as to drive the handle pressing plate 79 and the handle pushing block 80 to move downwards and reach the upper surface of the packaging carton, at the moment, the handle clamping point 97 and the clamping tail 101 are just positioned below the handle pressing plate 79, and the handle pushing block 80 is behind, and the tip of the handle clamping point 97 is right opposite to the handle pushing block 80. At this time, the transverse movement cylinder 87 of the push block mounting plate pulls the handle push block mounting plate 94 to move along the transverse movement slide rail 86, so that the handle push block 80 also moves transversely, the handle clamping point 97 and the clamping tail 101 are pushed backwards, the position of the handle pressing sheet 79 is kept still, the plastic handle cross beam 98 arches upwards, the handle clamping point 97 and the clamping tail 101 gradually assume a vertical state that the handle clamping point 97 faces downwards along the rear pushing surface of the handle push block 80 due to the transverse movement of the handle push block 80 and the arching of the plastic handle cross beam 98, the rear pushing surface of the handle push block 80 pushes the handle clamping point 97 to reach the position right above the carton plastic handle through hole 70, the handle press block movement cylinder 82 starts, the handle press block 81 is driven to move downwards by the press block connecting plate 96, the arched plastic handle cross beam 98 moves downwards, so that the handle clamping point 97 and the clamping tail 101 are inserted into the carton plastic handle through hole 70, the third step of plastic handle inserting operation is completed, and the task of inserting the rear end of plastic handle is completed, so that the complete plastic handle inserting operation is completed.

The paper box which completes the tasks of automatic layering, flap folding, waste cleaning by punching and automatic penetration of the plastic handles is intermittently conveyed backwards along the upper surface of the conveying lower supporting plate 8 under the compaction action of the conveying pinch roller mechanism 6 and the pushing action of the paper box feeding push gauge 27, and the collection and arrangement work tasks of the packaging paper box which is penetrated with the plastic handles are completed.

Claims

1. The utility model provides an equipment of packing box dress plastics handle which characterized in that: comprises a ball screw installation shaft (42) of a plastic handle penetrating and installing mechanism, a handle conveying upper hanging beam (43), a mechanism frame plate (44), a handle conveying lower hanging beam (45), a plastic handle front end penetrating and installing device (11) and a plastic handle rear end penetrating and installing device (12); the plastic handle front-end penetrating device (11) is installed on the mechanism frame plate (44) through a plastic handle front-end penetrating device installation plate (46), and the plastic handle rear-end penetrating device (12) is installed on the mechanism frame plate (44) through a plastic handle rear-end penetrating device installation plate (112); the plastic handle front end penetrating device (11) and the plastic handle rear end penetrating device (12) are connected with two plastic handle penetrating mechanism ball screw mounting shafts (42) through two mechanism frame plates (44), the positions of the plastic handle penetrating mechanism ball screw mounting shafts (42) are freely adjusted, and two ends of the two plastic handle penetrating mechanism ball screw mounting shafts (42) are mounted on wall plates on two sides; the plastic handle front end penetrating device (11) is arranged on a mechanism frame plate (44) through two plastic handle front end penetrating device mounting plates (46), a penetrating moving cylinder (47) is arranged on the plastic handle front end penetrating device mounting plate (46), the penetrating moving cylinder (47) is connected with a penetrating moving rack (49) through a penetrating moving cylinder connecting plate (48), a penetrating inserting plate (52) and the penetrating moving rack (49) are both arranged on a penetrating slide mounting plate (65), and the penetrating slide mounting plate (65) is arranged on an up-down moving guide rail (102) and is connected with the plastic handle front end penetrating device mounting plate (46) through the up-down moving guide rail (102); the penetrating upper hook plate (51) is installed on the penetrating moving gear (50) through an upper hook plate installation seat (64), and the penetrating moving gear (50) is installed on a penetrating device installation plate (46) at the front end of the plastic lifting handle in a matched mode through a penetrating moving gear shaft (104), a penetrating moving gear rack plate (105) and a penetrating moving gear rack (49); the handle conveying limit baffle (58) is arranged on the through loading gear rack plate (105) through a limit baffle connecting plate (59); the positioning baffle plate moving cylinder (54) is fixedly arranged on the back surface of the plastic handle front end penetrating device mounting plate (46), the positioning baffle plate moving cylinder (54) is connected with the positioning baffle plate supporting plate (53), the positioning pressing plate (55) is connected with the positioning baffle plate moving cylinder (54) through the positioning baffle plate supporting plate (53) and is arranged on the plastic handle front end penetrating device mounting plate (46) through the pressing plate inclined moving guide rail (103).

2. The apparatus for threading plastic handles on packing cases according to claim 1, wherein: the front end penetrating device (11) of the plastic handle is connected with the carton feeding push gauge (27) in a matching way through the carton conveying lower supporting plate (8), and the carton conveying lower supporting plate (8) is installed on the movable frame plate (106).

3. A method for threading plastic handles on packing cases, which adopts the device defined in claim 1 or 2, the packing cases are pushed by a case feeding push gauge (27), conveyed by a case feeding lower supporting plate (8) arranged on a movable frame plate (106) backwards, conveyed to a threading device (11) at the front ends of the plastic handles and positioned; then, completing the task of penetrating and installing the front end of the plastic handle; then the task of lifting and conveying the plastic lifting handle is completed; finally, the rear end penetrating and installing task of the plastic lifting handle is completed, so that the complete penetrating and installing task of the plastic lifting handle is completed;

the method is characterized by comprising the following specific steps:

the plastic lifting handle is pushed by the automatic plastic lifting handle feeding conveyer belt (13) to finish the conveying from the lifting handle conveying hanging plate (57) and the lifting handle conveying adjusting plate (56) to the penetrating hook plate (51) and the penetrating inserting plate (52); the penetrating upper hook plate (51) is hooked at a clamping bent position between a clamping tail (101) at the A end of the plastic handle and a cross beam (98) of the plastic handle, and the inserting plate tip part of the penetrating inserting plate (52) is arranged at a clamping bent position between a clamping tail (100) at the B end of the plastic handle and the cross beam (98) of the plastic handle; meanwhile, due to the limiting and blocking effect of a handle conveying limiting baffle (58) arranged on a limiting baffle connecting plate (59), only one plastic handle can be placed on the penetrating and installing hook plate (51) and the penetrating and installing inserting plate (52), and at the moment, the penetrating and installing moving cylinder (47) drives the penetrating and installing moving rack (49) to move downwards through the penetrating and installing moving cylinder connecting plate (48); the penetrating upper hook plate (51) is connected with the penetrating motion gear (50) through an upper hook plate mounting seat (64); the penetrating and installing plugboard (52) is connected with the penetrating and installing moving rack (49) through a penetrating and installing slide seat installing plate (65); when the penetrating motion rack (49) drives the penetrating insert plate (52) to finish downward penetrating handle action, the penetrating motion gear (50) is driven to rotate, and simultaneously the upper hook plate mounting seat (64) and the penetrating upper hook plate (51) are driven to rotate, so that the penetrating upper hook plate (51) is finished to be separated from a clamping bend between the A-end clamping tail (101) of the plastic handle and the plastic handle cross beam (98); meanwhile, the positioning baffle plate moving cylinder (54) drives the positioning pressure plate (55) to be close to the penetrating upper hook plate (51) and the penetrating inserting plate (52) through the positioning baffle plate support plate (53), so that the plastic lifting handle is compacted on the penetrating upper hook plate (51) and the penetrating inserting plate (52), and the plastic lifting handle positioning is completed; at the moment, the clamping point (99) at the B end of the plastic handle is just aligned with and positioned right above the carton plastic handle penetrating hole (70), and the penetrating operation of the clamping point (99) at the B end of the plastic handle is finished through the downward movement of the penetrating inserting plate (52), so that the first step of the penetrating operation task of the plastic handle is finished; a lifting handle lifting belt servo driving motor (62) is installed on a movable frame plate (106) of the machine through a servo motor installation seat, a plastic lifting handle lifting belt (60) is installed on a transmission belt pulley (63), a conveying upper belt pulley (108), a conveying lower belt pulley (110) and a conveying belt tensioning pulley (109) in a penetrating mode, the conveying upper belt pulley (108), the conveying lower belt pulley (110) and the conveying belt tensioning pulley (109) are installed on the movable frame plate (106), the transmission belt pulley (63) is installed on the lifting handle lifting belt servo driving motor (62), and the lifting handle lifting belt servo driving motor (62) drives the plastic lifting handle lifting belt (60) to rotate on the transmission belt pulley (63), the conveying upper belt pulley (108), the conveying lower belt pulley (110) and the conveying belt tensioning pulley (109) in the penetrating mode through the transmission belt pulley (63); the handle supporting plate (61) is arranged on the movable frame plate (106), the upper surface of the rear part of the handle supporting plate and the upper surface of the lower carton conveying supporting plate (8) are on the same horizontal plane, the upper surface of the front end of the handle supporting plate and the upper conveying belt pulley (108) are on the same horizontal plane, and a slope surface is formed between the upper conveying belt pulley (108) and the lower carton conveying supporting plate (8); the handle lifting belt servo driving motor (62) drives the plastic handle lifting belt (60) to rotate, under the action of self gravity, a plastic handle penetrating into the plastic handle penetrating hole (70) of the carton naturally droops, a plastic handle B end clamping point (99) falls onto the plastic handle lifting belt (60), and only a plastic handle A end clamping point (97) and a plastic handle A end clamping tail (101) on the packaging carton are exposed on the plastic handle penetrating hole (70); the lifting handle lifting belt servo driving motor (62) drives the penetrating plastic lifting handle lifting belt (60) to rotate backwards through the transmission belt pulley (63), so as to drive the plastic lifting handle to move backwards, and meanwhile, the penetrating plastic lifting handle lifting belt (60) moves upwards in an inclined mode, so that the plastic lifting handle is lifted upwards gradually through the clamping point (99) at the B end of the plastic lifting handle; meanwhile, the packaging carton is intermittently and backwards conveyed along the upper surface of the conveying lower supporting plate (8) under the compacting action of the carton conveying pressing wheel mechanism (6) and the pushing action of the carton feeding push gauge (27) to the position of the penetrating device (12) at the rear end of the plastic lifting handle, and positioning is completed; under the combined action of the two motions, the supporting belt (60) with the plastic handle and the handle supporting plate (61) are arranged in a penetrating way to be matched together, so that the clamping tip (97) at the A end of the plastic handle, the clamping tail (101) at the A end of the plastic handle and the whole plastic handle beam (98) are exposed out of the plastic handle penetrating hole (70) of the carton; at the moment, a handle pressing wheel fixing frame (88), a handle pressing wheel mounting plate (89), a handle pressing wheel adjusting arm (90) and a threading handle pressing wheel (91) which are arranged on a mechanism frame plate (44) complete the compaction operation of a plastic handle beam (98), and the threading handle pressing wheel (91) is just pressed on the rear half part of the plastic handle beam (98), so that the second step of the plastic handle threading operation task is completed, and the plastic handle lifts and conveys the operation task; the handle pressing plate (79) is arranged on the back end penetrating device connecting plate (84) through a handle pressing plate connecting plate (95); the handle push block (80) is arranged on the handle push block mounting plate (94) through a press block penetrating motion cylinder mounting seat (83); the lifting handle penetrating and loading pressing block (81) is connected with a lifting handle penetrating and loading pressing block moving cylinder (82) through a penetrating and loading pressing block connecting plate (96), the lifting handle penetrating and loading pressing block (81) and the penetrating and loading pressing block connecting plate (96) are simultaneously installed on a lifting handle pushing block installing plate (94) through the lifting handle penetrating and loading pressing block moving cylinder (82), and the lifting handle pushing block installing plate (94) is installed on a rear end penetrating and loading device connecting plate (84) through two pushing block installing plate transverse moving sliding rails (86); a transverse moving cylinder (87) of the push block mounting plate is also arranged on a connecting plate (84) of the penetrating device at the rear end; the rear end penetrating device yoke plate (84) is connected to the plastic handle rear end penetrating device mounting plate (112) through a rear end penetrating mechanism up-and-down moving slide rail (85), and a rear end penetrating device up-and-down moving cylinder (92) is also mounted on the plastic handle rear end penetrating device mounting plate (112); the handle pinch roller fixing frame (88) is arranged on the mechanism frame plate (44) through a penetrating mechanism connecting plate (111), and the penetrating handle pinch roller (91) is arranged on the handle pinch roller fixing frame (88) through a handle pinch roller adjusting arm (90) and a handle pinch roller mounting plate (89); when the packing carton is under the compacting action of the carton conveying press wheel mechanism (6) and the pushing action of the carton feeding push gauge (27), the packing carton is conveyed backwards along the upper surface of the carton conveying lower supporting plate (8) intermittently to the position of the penetrating device (12) at the rear end of the plastic handle, after the positioning is finished, the penetrating handle press wheel (91) is just pressed on the upper surface of the rear half part of the plastic handle beam (98), and the compacting operation task for the plastic handle and the packing carton is finished under the elastic action of a handle press wheel adjusting arm spring through a handle press wheel adjusting arm (90) and a handle press wheel mounting plate (89) and a handle press wheel penetrating device (91) connected with a handle press wheel fixing frame (88); then, the rear-end penetrating device up-and-down movement air cylinder (92) drives the plastic handle rear-end penetrating device yoke plate (84) to move downwards along the rear-end penetrating mechanism up-and-down movement slide rail (85) through the rear-end penetrating device up-and-down movement connecting block (93), so that the handle pressing sheet (79) and the handle pushing block (80) are driven to move downwards to reach the upper surface of the packaging carton, at the moment, the plastic handle A end clamping tip (97) and the plastic handle A end clamping tail (101) are just positioned below the handle pressing sheet (79), and the tip of the plastic handle A end clamping tip (97) is right opposite to the handle pushing block (80) behind the handle pushing block (80); at the moment, the transverse movement cylinder (87) of the push block mounting plate pulls the handle push block mounting plate (94) to move along the transverse movement slide rail (86) of the push block mounting plate, so that the handle push block (80) also transversely moves, the plastic handle A end clamping point (97) and the plastic handle A end clamping tail (101) are pushed backwards, and the handle pressing sheet (79) keeps stationary, so that the plastic handle cross beam (98) can be arched upwards, and the plastic handle A end clamping point (97) and the plastic handle A end clamping tail (101) gradually take the vertical state that the plastic handle A end clamping point (97) is downwards along the rear push surface of the handle push block (80) due to the transverse push of the handle push block (80) and the arching of the plastic handle cross beam (98), the rear pushing surface of the handle pushing block (80) pushes the clamping point (97) of the A end of the plastic handle to reach the position right above the plastic handle penetrating hole (70) of the carton, the handle penetrating and pressing block moving cylinder (82) starts to start, the handle penetrating and pressing block (81) is driven to move downwards through the penetrating and pressing block connecting plate (96), the arched plastic handle cross beam (98) moves downwards, the clamping point (97) of the A end of the plastic handle and the clamping tail (101) of the A end of the plastic handle are penetrated into the plastic handle penetrating hole (70) of the carton, the third step of penetrating and mounting of the plastic handle is completed, the operation task is penetrated and mounted at the rear end of the plastic handle, and the complete penetrating and mounting operation task of the plastic handle is completed.