CN217125353U - Winding type finished product packaging system - Google Patents

Abstract

The utility model discloses a wound form finished product packaging system, it includes the control box and reaches, be connected by preceding material loading transmission line, baling press, the unloading transmission line that links up in proper order backward with the control box, the baling press includes the packing frame and sets up closing device, packing apparatus and the automatic membrane device of cutting in the packing frame, closing device quantity is two sets of, and is two sets of closing device sets up respectively the left and right sides of packing frame, be located respectively the top of material loading transmission line and unloading transmission line, packing apparatus is between two sets of between the closing device, the automatic membrane device of cutting sets up the conveying face below of material loading transmission line, cut the membrane direction the same with material direction of transportation.

Description

Winding type finished product packaging system

Technical Field

The utility model belongs to the technical field of door and window processing equipment, design a packaging system, specifically be a wound form finished product packaging system.

Background

At present, on door and window manufacturing assembly line, door and window need have 4 to 6 people to carry out the tectorial membrane to the door and window after the equipment, twine the packing area, packing work such as lower frame, because door and window bulk weight is all bigger, the workman wastes time and energy when packing it, and unable even control tectorial membrane dynamics and winding angle, this quality and the aesthetic measure that just leads to the packing after the packing are all uneven, follow-up shifts door and window, the in-process of collection dress, the protection film that packs well on the door and window takes place loosely easily, cause the waterproof performance of door and window packing to be relatively poor.

In addition, some of the wrapping and packaging machines in the prior art can perform semi-automatic wrapping and packaging on doors and windows, but at the beginning and the end of wrapping and film covering, the film pulling or film cutting needs to be assisted manually, and complete automation cannot be realized. Therefore, there is a need for a packaging system that provides for automatic packaging of doors and windows.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a wound form finished product packaging system, solve among the prior art unable technical problem that realizes that the automatic winding tectorial membrane packing of door and window, artifical degree of dependence are high.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is:

the utility model provides a wound form finished product packaging system, its includes the control box and is connected, by preceding material loading transmission line, baling press, the unloading transmission line that links up in proper order backward with the control box, the baling press is including packing frame and closing device, the packing apparatus and the automatic film cutting device of setting in the packing frame, closing device quantity is two sets of, and is two sets of closing device sets up respectively the left and right sides of packing frame, be located respectively the top of material loading transmission line and unloading transmission line, the packing apparatus is between two sets of between the closing device, the automatic film cutting device sets up the conveying surface below of material loading transmission line, cut the membrane direction and the material direction of transportation the same.

The automatic film cutting device comprises a film cutting frame, a film cutting cylinder, a cutter bar, a film cutting knife and a film clamping plate, wherein the film cutting frame is fixed below the conveying surface of the feeding conveying line, a cylinder body of the film cutting cylinder is fixed on the film cutting frame, the telescopic end of the film cutting cylinder is fixed with one end of the cutter bar, a slide way and a slide block which extend along the material conveying direction are arranged on the film cutting frame, the cutter bar is arranged on the slide block, the film cutting knife is fixed below one end, close to the packaging device, of the cutter bar, and the distance between the film cutting knife and the end of the cutter bar is 0-15 cm;

the film clamping plate is vertically arranged on the film cutting frame, is positioned below the cutter bar and is arranged at the front end of the film cutting knife, and the distance between the film clamping plate and the cutter bar is 2-10 mm.

The automatic film cutting device further comprises a film blocking rod, the film blocking rod is fixed on the front side, close to one end of the packaging device, of the cutter bar and located right above the film clamping plate, and a groove in clearance fit with the top of the film clamping plate is formed in the lower surface of the film blocking rod.

The feeding transmission line comprises a feeding rack, a first motor and a conveyor belt, wherein the first motor and the conveyor belt are arranged on the feeding rack; the blanking transmission line comprises a blanking rack, a second motor arranged on the blanking rack, a conveying roller set and an automatic wire feeding machine arranged above the conveying roller set, wherein the conveying roller set comprises N conveying rollers (N is more than or equal to 2), the conveying rollers are in transmission connection to form linkage, and the second motor is in transmission connection with the conveying roller set; the two groups of pressing devices are respectively a first pressing device and a second pressing device, the tail end of the conveying belt extends into the packing rack and below the first pressing device, and the head end of the conveying roller group extends into the packing rack and below the second pressing device.

The pressing device comprises a position sensor, a fixed seat, an air cylinder, a pressing frame and a pressing shaft, wherein the cylinder body of the air cylinder is arranged on the side surface of the packaging rack through the fixed seat, the telescopic end of the air cylinder is vertically arranged downwards, the pressing shaft is arranged at the end part of the telescopic end of the air cylinder through the pressing frame and a bearing, the extending direction of the pressing shaft is perpendicular to the material conveying direction, and the distance between the pressing shaft and the conveying plane of the feeding conveying line and the blanking conveying line is larger than or equal to the material height when the pressing shaft is at a low position; the position sensor is arranged on the packing machine frame behind the pressing shaft, and the minimum distance between the position sensor and the shaft surface of the corresponding pressing shaft is 2 cm-10 cm.

The packaging device comprises a third motor, a transmission group and a packaging mechanism, wherein the transmission group is in transmission connection with the third motor and comprises 4 chain wheels and chains, the 4 chain wheels are respectively arranged at four corners of the same inner side of the packaging rack, the chains are erected on the 4 chain wheels, and the axes of the chain wheels are parallel to the material transportation direction; the number of the transmission groups is two, and the two transmission groups are oppositely arranged on the left side and the right side of the packaging rack and are in transmission connection to form a rectangular and hollow synchronous transmission space;

the packaging mechanism comprises a film winding mounting seat and a film winding roller, the number of the film winding mounting seat is two, the film winding mounting seat is relatively fixed on the outer sides of the chains of the two sets of transmission groups through connecting pins, the film winding roller is arranged on the film winding mounting seat and parallel to the material transportation direction, and the degree of freedom of rotation around the axis of the film winding roller is achieved.

The packing device further comprises a second position sensor, the second position sensor is arranged on the packing rack, and a signal transmitting end of the second position sensor points to the middle position of the synchronous transmission space.

Automatic machine of inserting production line includes the lifing arm of support, slide rail, smooth roof beam, liftable and can snatch door and window's H shape grabhook down, the support erects in the both sides of unloading frame, fixed with the unloading frame down, the both sides of support top down are provided with the slide rail that sets up along material transport direction, the length of slide rail is greater than the length of unloading frame, smooth roof beam spanes two on the slide rail, can follow the slide rail slides, the lifing arm sets up on the smooth roof beam, H shape grabhook fixed connection is in the bottom of lifing arm.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model provides a wound form finished product packaging system, can be with the door and window of assembling through the material loading transmission line under the condition that does not need artifical transport, the baling press, unloading transmission line carries out autoloading to door and window, the tectorial membrane, the packing, roll off the production line, and, owing to set up automatic membrane cutting device, when the beginning and the end of packing, do not need the manual work to press the tip of membrane on the door and window of treating the tectorial membrane, also need not the manual membrane cutting after the tectorial membrane winding finishes, the automatic packing of materials such as door and window has been realized, the labor intensity of workman has been reduced, the human cost has been practiced thrift, the efficiency of packing has been improved greatly, the packing that also makes materials such as door and window simultaneously is more pleasing to the eye.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a partial front view of the packing apparatus of the present invention;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is an enlarged partial schematic view at A of FIG. 2;

FIG. 5 is a schematic structural view of the film cutting device of the present invention;

FIG. 6 is a right side view of FIG. 5;

fig. 7 is a right side view of the automatic winding inserter of the present invention.

Wherein: 1. a feeding transmission line, 2, a packer, 3, a discharging transmission line, 4, a packer frame, 5, an automatic film cutting device, 6, a film cutting frame, 7, a film cutting cylinder, 8, a cutter bar, 8-1, a slide way, 8-2, a slide block, 9, a film cutting knife, 10, a film clamping plate, 11, a film blocking rod, 12, a feeding frame, 13, a first motor, 14, a conveyor belt, 15, a blanking frame, 16, a second motor, 17, a conveying roller group, 18, a first pressing device, 19, a second pressing device, 20, a position sensor, 21, a fixed seat, 22, a pressing cylinder, 23, a pressing frame, 24, a pressing shaft, 25, a third motor, 26, a chain, 27, a chain wheel, 28, a film winding mounting seat, 29, a film winding roller, 30, a supporting plate, 31, a second position sensor, 32, a lower line support, 33, a slide rail, 34, a slide beam, 35, a lifting arm, 36 and an H-shaped gripper, 37. material 38, stacking area 39, material conveying plane 40 and synchronous transmission space.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to specific embodiments is given for clarity and completeness.

As shown in fig. 1 a wound form finished product packaging system, it includes the control box and is connected with the control box, by preceding material loading transmission line 1 that links up in proper order backward, baling press 2, unloading transmission line 3, set up baling press 2 in the middle of material loading transmission line 1 and unloading transmission line 3, can realize automatic packing with materials 37 such as door and window in the data send process, not only practiced thrift the manual work, still improved the speed and the quality of packing to can wholly improve the production efficiency of door and window assembly line.

Specifically, as shown in fig. 1 to 3, the packaging machine 2 includes a packaging frame 4, and a pressing device, a packaging device and an automatic film cutting device 5 which are arranged on the packaging frame 4, wherein the number of the pressing devices is two, the pressing devices are respectively arranged on the left side and the right side of the packaging frame 4 and respectively positioned above the feeding transmission line 1 and the discharging transmission line 3, the packaging device is arranged between the pressing devices, and the automatic film cutting device 5 is arranged below the conveying surface of the feeding transmission line 1 and has the same film cutting direction as the conveying direction of the material 37. The setting of closing device can compress tightly material 37 when material 37 advances, goes out packing frame 4 at material 37, can packing device be around 37 tectorial membrane in-processes of material, guarantee that material 37 does not take place the tip perk, do not slide out packing frame 4 to guarantee material 37's packing quality.

Further, as shown in fig. 5 and 6, in the present embodiment, the automatic film cutting device 5 includes a film cutting frame 6, a film cutting cylinder 7, a knife bar 8, a film cutting knife 9, and a film clamping plate 10, the film cutting frame 6 is fixed below the conveying surface of the feeding conveying line 1, the cylinder body of the film cutting cylinder 7 is fixed on the film cutting frame 6, the telescopic end of the film cutting cylinder 7 is fixed with one end of the cutter bar 8, the film cutting frame 6 is provided with a slide way 8-1 and a slide block 8-2 which extend along the conveying direction of the material 37, the knife bar 8 is arranged on the sliding block 8-2, the film cutting knife 9 is fixed below one end of the knife bar 8 close to the packing device, after the material 37 is coated with the film, the telescopic end of the film cutting cylinder 7 extends out to drive the cutter bar 8 and the film cutting knife 9 thereon to slide in the packaging device, and the packaging film is cut off by the film cutting knife 9 in the sliding process.

In order to ensure that the film cutting knife 9 can accurately cut and break the envelope, in this embodiment, the cutting edge of the film cutting knife 9 is set to be inclined, and the height and the position of the film cutting device are adjusted to make the position to be cut of the envelope in the motion plane and the motion range of the film cutting knife 9 and the knife bar 8. In addition, the distance between the film cutting knife 9 and the end of the knife bar 8 is set to be 10cm in the embodiment, so that the packaging film is firstly propped and tensioned by the knife bar 8 before being cut by the film cutting knife 9, and the cutting effect of the film cutting knife 9 is further ensured.

In addition, as shown in fig. 5, in order to fix the end of the envelope when the envelope is cut off, so that the envelope can be tensioned and packed when the packing device packs the next time, and the next door and window material 37 can be packed conveniently, in this embodiment, the envelope clamping plate 10 is vertically arranged on the envelope cutting frame 6, below the knife bar 8, at the front end of the envelope cutting knife 9, and the distance between the envelope clamping plate 10 and the knife bar 8 is 2 mm. The packing film that is cut off is owing to by the tensioning of cutter arbor 8, can adsorb on cutter arbor 8 automatically, and when cutting membrane cylinder 7 and contracting to getting back to the normal position for driving cutter arbor 8, because the relative motion of cutter arbor 8 and card diaphragm plate 10, the coating film of beating that adsorbs on cutter arbor 8 will be hung on card diaphragm plate 10 to carry out a pretension to the coating film of beating, be convenient for pack next time.

Further, in order to make the packing membrane not take place the landing on calorie diaphragm plate 10, when guaranteeing that the packing membrane can adsorb, twine on material 37 next packing, in this embodiment, automatic film cutting device 5 still includes retaining film pole 11, retaining film pole 11 is fixed in the front side that cutter arbor 8 is close to packing apparatus one end, is located thereby can cooperate 8 further tensionings of cutter arbor to beat the membrane directly over calorie diaphragm plate 10, and the interval between 11 lower extremes of retaining film pole and the 10 top surfaces of calorie diaphragm plate is 4mm, the lower surface of retaining film pole 11 be provided with calorie diaphragm plate 10 top clearance fit's recess.

The film blocking rod 11 can press the packaging film between the gap between the packaging film and the film clamping plate 10 in the process of returning to the original position, so that the end pre-tensioning of the packaging film before packaging can be better provided, and the packaging film can be wound on the surface of the material 37 when the next packaging is started. In addition, 4mm gap and the setting of the 11 lower surface recesses of fender membrane pole in this embodiment can be again in packing process, and the tip of packing membrane is in wrapping up into packed material 37 gradually and take place the tensioning back that aggravates gradually, and the tip of opening the diolame is loosened under the effect of packing membrane self tensioning force to saved the artifical link of wrapping up the end of packing membrane on material 37, can realize the full automatization of packing tectorial membrane.

Further, as shown in fig. 1, the feeding transmission line 1 includes a feeding frame 12, a first motor 13 and a conveyor belt 14, the first motor 13 and the conveyor belt 14 are disposed on the feeding frame 12, the conveyor belt 14 is disposed on the feeding frame 12 by means of a mounting roller, and the first motor 13 is in transmission connection with the mounting roller; the blanking transmission line 3 comprises a blanking rack 15, a second motor 16 arranged on the blanking rack 15, a conveying roller set 17 and an automatic blanking machine arranged above the conveying roller set 17, wherein the conveying roller set 17 comprises a plurality of conveying rollers, the length of a conveying plane formed by the conveying roller set 17 is not less than the length of materials 37 such as doors and windows, the conveying rollers are in transmission connection to form linkage, and the second motor 16 is in transmission connection with the conveying roller set 17; the two groups of pressing devices are respectively a first pressing device 18 and a second pressing device 19, the tail end of the conveyor belt 14 extends into the baling frame 4 and below the first pressing device 18, and the head end of the conveyor roller group 17 extends into the baling frame 4 and below the second pressing device 19. Wherein the first pressing device 18 is used for pressing the feeding end of the material 37, the second pressing device 19 is used for pressing the discharging end of the material 37, and the distance between the tail end of the conveyor belt 14 and the head end of the conveyor roller group 17 is smaller than the length of the material 37.

Specifically, as shown in fig. 2 and 3, in this embodiment, the pressing device includes a position sensor 20, a fixing seat 21, a cylinder, a pressing frame 23, and a pressing shaft 24, a cylinder body of the pressing cylinder 22 is disposed on a side surface of the baling frame 4 through the fixing seat 21, a telescopic end of the pressing cylinder 22 is disposed vertically downward, the pressing shaft 24 is disposed at an end of the telescopic end of the pressing cylinder 22 through the pressing frame 23 and a bearing, an extending direction of the pressing shaft 24 is perpendicular to a transporting direction of the material 37, and when the pressing shaft 24 is in a low position, the pressing shaft is in a position where the pressing shaft is in contact with a transporting plane of the feeding transporting line 1 and the discharging transporting line 3, that is, a distance between the material transporting planes 39 is greater than a height 2mm of the material 37; the position sensor 20 is arranged on the packing machine frame 4 behind the pressing shaft 24, and the minimum distance between the position sensor 20 and the corresponding shaft surface of the pressing shaft 24 is 5cm, so that the pressing shaft 24 can act and press the material 37 after passing through the pressing shaft 24. After the material 37 passes through the pressing shaft 24 along the conveying direction and reaches the sensing area of the corresponding position sensor 20, the pressing cylinder 22 extends out to drive the pressing shaft 24 to press the material 37 downwards; when the material 37 leaves the sensing area of the position sensor 20 along the conveying direction, the corresponding pressing cylinder 22 drives the pressing shaft 24 to be lifted and reset.

Further, as shown in fig. 1, in the present embodiment, the packing device further includes a second position sensor 31, the second position sensor 31 is disposed on the packing machine frame 4, and a signal transmitting end of the second position sensor 31 is directed to a middle position of the synchronous transmission space 40. After the material 37 reaches the sensing area of the second position sensor 31 along the conveying direction, the packaging device is started to package and film the material 37, meanwhile, the conveying belt 14 stops driving for 10 seconds to ensure that the front end of the material 37 is fully coated with the film, then, the conveying belt 14 is started to continue to convey and feed at a constant speed to enable the material 37 to be wholly coated, after the material 37 leaves the sensing area of the second position sensor 31, the transmission roller group stops moving to ensure that the rear end of the material 37 is fully coated with the film, then, the transmission roller group is started to continue to convey at a constant speed to drive the material 37 to leave the sensing area of the position sensor 20 of the second pressing device 19, the second pressing device 19 resets, and the transmission roller group stops driving.

Further, as shown in fig. 2 and 3, the packing device includes a third motor 25, a transmission set in transmission connection with the third motor 25, and a packing mechanism 2, where the transmission set includes chain wheels 27 and chains 26, the number of the chain wheels 27 is 4, the chain wheels 27 are respectively disposed at four corners of the same inner side of the packing rack 4, the chains 26 are erected on the 4 chain wheels 27, and the axes of the chain wheels 27 are parallel to the transportation direction of the material 37; the number of the transmission sets is two, and the two transmission sets are oppositely arranged at the left side and the right side of the packing rack 4 and are in transmission connection to form a rectangular and hollow synchronous transmission space 40;

as shown in fig. 2 and 4, the wrapping mechanism 2 comprises two film wrapping installation seats 28 and two film wrapping rollers 29, the two film wrapping installation seats 28 are relatively fixed on the outer sides of the chains 26 of the two transmission sets through connecting pins, and the film wrapping rollers 29 are arranged on the film wrapping installation seats 28, are parallel to the conveying direction of the material 37 and have the freedom degree of rotating around the self axes. In addition, in order to reduce the influence of the self-weight of the film winding roller 29 on the chain 26 when the film winding roller is transported in the horizontal direction, in the present embodiment, a support plate 30 capable of giving a certain support is further provided below the chain 26 in the horizontal direction, wherein the support plate 30 is fixed on the baling frame 4.

After the material 37 enters the synchronous transmission space 40, the packaging machine 2 starts to move, the film winding roller 29 starts to move around the material 37 under the driving of the film winding mounting seat 28 and the chain 26, so that the packaging film on the film winding roller 29 is adsorbed on the material 37 to package the material 37.

Further, as shown in fig. 7, the automatic line unloading machine includes the lifting arm 35 of the support 32, slide rail 33, smooth roof beam 34, liftable and can snatch door and window's H shape grabs 36 down, the support 32 erects in the both sides of blanking frame 15, fixed with unloading frame 15 down, the both sides of support 32 top down are provided with the slide rail 33 that sets up along material 37 direction of transportation, the length of slide rail 33 is greater than the length of unloading frame 15, smooth roof beam 34 spanes two on the slide rail 33, can follow slide rail 33 slides, lifting arm 35 sets up on the smooth roof beam 34, H shape grabs 36 fixed connection in the bottom of lifting arm 35. Regarding the automatic winding inserter, the patent document with patent number 202023177209.5 owned by the applicant has fully disclosed a winding inserter table, which is consistent with the structure of the automatic winding inserter proposed in the present embodiment, and therefore, the automatic winding inserter in the present embodiment does not need to be described in detail again. When the materials 37 are completely conveyed to the conveying roller set 17 and the conveying roller set 17 stops moving, the automatic feeding machine acts, clamps the packaged materials 37, conveys the materials to the material stacking area 38, puts down the materials 37, then resets the materials to the position above the conveying roller set 17, and waits for the next clamping and transferring of the materials.

In this embodiment, the control box is the control box that has the PLC controller, and all power consumption parts all are connected with the control box electricity, and all motors are servo motor, no longer gives unnecessary details in this embodiment.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art may still modify the technical solutions described in the foregoing embodiments, or may substitute some technical features of the foregoing embodiments; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims (8)

1. A wound form finished product packaging system which characterized in that: it includes the control box and is connected, by preceding material loading transmission line (1), baling press (2), the unloading transmission line (3) that links up in proper order backward with the control box, baling press (2) are including packing frame (4) and set up closing device, packing apparatus and the automatic film cutting device (5) on packing frame (4), closing device quantity is two sets of, and is two sets of closing device sets up respectively the left and right sides of packing frame (4), be located respectively the top of material loading transmission line (1) and unloading transmission line (3), the packing apparatus is between two sets of between the closing device, the automatic film cutting device (5) set up the conveying face below of material loading transmission line (1), cut the membrane direction and material (37) direction of transportation the same.

2. A wrap-around product packaging system as recited in claim 1, wherein: the automatic film cutting device (5) comprises a film cutting frame (6), a film cutting cylinder (7), a cutter bar (8), a film cutting knife (9) and a film clamping plate (10), the film cutting frame (6) is fixed below the conveying surface of the feeding conveying line (1), a cylinder body of the film cutting cylinder (7) is fixed on the film cutting frame (6), the telescopic end of the film cutting cylinder (7) is fixed with one end of the cutter bar (8), a slide way (8-1) and a slide block (8-2) extending along the conveying direction of a material (37) are arranged on the film cutting frame (6), the cutter bar (8) is arranged on the slide block (8-2), the film cutting knife (9) is fixed below one end, close to the packaging device, of the cutter bar (8), and the distance between the film cutting knife (9) and the end of the cutter bar (8) is 0-15 cm;

the film clamping plate (10) is vertically arranged on the film cutting frame (6), is positioned below the cutter bar (8) and at the front end of the film cutting knife (9), and the distance between the film clamping plate (10) and the cutter bar (8) is 2-10 mm.

3. A wrap-around product packaging system as recited in claim 2, wherein: automatic cut membrane device (5) still includes fender membrane pole (11), fender membrane pole (11) are fixed in cutter arbor (8) and are close to the front side of packing apparatus one end, are located card lamina membranacea (10) directly over, the lower surface of fender membrane pole (11) be provided with card lamina membranacea (10) top clearance fit's recess.

4. A wrap-around product packaging system as recited in claim 1, wherein: the feeding transmission line (1) comprises a feeding rack (12), a first motor (13) and a conveyor belt (14), wherein the first motor (13) and the conveyor belt (14) are arranged on the feeding rack (12), the conveyor belt (14) is arranged on the feeding rack (12) through a mounting roller, and the first motor (13) is in transmission connection with the mounting roller; the blanking transmission line (3) comprises a blanking rack (15), a second motor (16) arranged on the blanking rack (15), a conveying roller set (17) and an automatic wire blanking machine arranged above the conveying roller set (17), wherein the conveying roller set (17) comprises N conveying rollers (N is more than or equal to 2), the conveying rollers are in transmission connection to form linkage, and the second motor (16) is in transmission connection with the conveying roller set (17); the two groups of pressing devices are respectively a first pressing device (18) and a second pressing device (19), the tail end of the conveying belt (14) extends into the packing rack (4) and below the first pressing device (18), and the head end of the conveying roller group (17) extends into the packing rack (4) and below the second pressing device (19).

5. A wrap-around product packaging system as recited in claim 1, wherein: the pressing device comprises a position sensor (20), a fixing seat (21), a pressing cylinder (22), a pressing frame (23) and a pressing shaft (24), a cylinder body of the pressing cylinder (22) is arranged on the side face of the packing rack (4) through the fixing seat (21), a telescopic end of the pressing cylinder (22) is vertically arranged downwards, the pressing shaft (24) is arranged at the end part of the telescopic end of the pressing cylinder (22) through the pressing frame (23) and a bearing, the extending direction of the pressing shaft (24) is perpendicular to the conveying direction of the materials (37), and the distance between the pressing shaft (24) and the conveying plane of the feeding conveying line (1) and the blanking conveying line (3) is larger than or equal to the height of the materials (37) when the pressing shaft is at a low position; the position sensor (20) is arranged on the packing machine frame (4) behind the pressing shaft (24), and the minimum distance between the position sensor (20) and the shaft surface of the corresponding pressing shaft (24) is 2 cm-10 cm.

6. A wrap-around product packaging system as recited in claim 1, wherein: the packaging device comprises a third motor (25), a transmission set and a packaging machine (2) mechanism, wherein the transmission set is in transmission connection with the third motor (25) and comprises chain wheels (27) and chains (26), the number of the chain wheels (27) is 4, the chain wheels (27) are respectively arranged at four corners of the same inner side of the packaging machine frame (4), the chains (26) are erected on the 4 chain wheels (27), and the axle center of the chain wheels (27) is parallel to the conveying direction of the materials (37); the number of the transmission groups is two, and the two transmission groups are oppositely arranged at the left side and the right side of the packing rack (4) and are in transmission connection to form a rectangular and hollow synchronous transmission space (40);

baling press (2) mechanism is including winding membrane mount pad (28), around membrane roller (29), the quantity around membrane mount pad (28) is two, two around the outside of membrane mount pad (28) through connecting pin relatively fixed chain (26) of two sets of transmission groups, set up around membrane roller (29) around on membrane mount pad (28), parallel with material (37) direction of transportation, have around the rotatory degree of freedom in self axle center.

7. A wraparound finish packaging system according to claim 6, wherein: the packing device further comprises a second position sensor (31), the second position sensor (31) is arranged on the packing rack (4), and a signal transmitting end of the second position sensor (31) points to the middle position of the synchronous transmission space (40).

8. A wraparound finish packaging system according to claim 4, wherein: automatic winding inserter includes lifting arm (35) of support (32), slide rail (33), slippery beam (34), liftable and can snatch door and window's H shape grabs (36) down, support (32) erect in the both sides of unloading frame (15), fixed with unloading frame (15) down, the both sides of support (32) top down are provided with slide rail (33) along material (37) direction of transportation setting, the length of slide rail (33) is greater than the length of unloading frame (15), slippery beam (34) span two slide rail (33) are last, can follow slide rail (33) slide, lifting arm (35) set up on slippery beam (34), H shape grabs (36) fixed connection in the bottom of lifting arm (35).

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