CN111423830A

CN111423830A - Seal box label area and production line thereof

Info

Publication number: CN111423830A
Application number: CN202010195670.9A
Authority: CN
Inventors: 胡晶晶
Original assignee: Shanghai Jinghong Packaging Products Co ltd
Current assignee: Shanghai Jinghong Packaging Products Co ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-07-17
Anticipated expiration: 2040-03-19
Also published as: CN111423830B

Abstract

The invention relates to a box sealing label tape and a production line thereof, which comprises a strip adhesive tape and bottom paper, wherein the strip adhesive tape is provided with two groups of cutting seams, the two groups of cutting seams are arranged along the central line of the strip adhesive tape, each group of cutting seams comprises a plurality of unit seams, the same group of cutting seams are parallel to each other, the unit seams of the two groups of cutting seams are sequentially arranged on the strip adhesive tape at intervals, one ends of the unit seams, far away from the central line of the strip adhesive tape, are inclined towards the same end of the strip adhesive tape, the bottom paper is provided with two cuts, the cuts are parallel to the central line of the strip adhesive tape and are respectively positioned at two sides of the central line of the strip adhesive tape, the bottom paper positioned between the cuts is called an easy-tearing strip, an easy-pulling line is clamped between the strip adhesive tape and the bottom paper, and the easy-pulling line is arranged between. When the sealing box label tape is attached to the box body, the box body can be stably sealed, and people can conveniently detach the box body.

Description

Seal box label area and production line thereof

Technical Field

The invention relates to the technical field of commodity packaging, in particular to a box sealing label tape and a production line thereof.

Background

At present, the paper box is the most widely used packaging product, and can be divided into a corrugated paper box, a single-layer paper box and the like according to different materials, and the paper box has various specifications and models. It is widely applied to the packaging of various commodities.

Present carton is usually square, and includes four vertical lateral walls, and the homogeneous body shaping has the overlap joint board on vertical lateral wall's last side and lower side edge, and four vertical lateral walls enclose into square section of thick bamboo. The lapping plate setting of connecting on box left surface and the right flank is at the lapping plate downside of box positive side and trailing flank, and the lapping plate that the box positive side is connected is called the front shroud, and the lapping plate that the box trailing flank is connected is called the back shroud, and the side that front shroud and back shroud are close to each other is laminated together, later pastes along the gap department of front shroud and back shroud and establishes the label area to seal the box. After the box body is sealed by the adhesive tape, the whole box body is stable in structure, and articles in the box body are well protected. However, such a structure is troublesome when people unpack the box body, and if the box body is directly torn, the package of the carton is easy to damage, and the carton is not convenient to recycle. And people do not necessarily have to be able to carry a knife that is convenient for cutting off the adhesive tape. The box body is not convenient for people to disassemble.

Disclosure of Invention

In view of the defects of the prior art, one of the purposes of the invention is to provide a sealing box label tape which can not only seal a box body stably, but also facilitate people to disassemble the box body when the sealing box label tape is attached to the box body. The invention also aims to provide a production line of the box sealing label strip, which is used for producing the box sealing label strip.

The first invention purpose of the invention is realized by the following technical scheme:

a label tape for sealing box comprises a strip adhesive tape and a bottom layer paper, the strip adhesive tape is pasted on the bottom layer paper, the strip-shaped adhesive tape is provided with two groups of cutting seams which are arranged along the central line of the strip-shaped adhesive tape, each group of cutting seams comprises a plurality of unit seams, the same group of cutting seams are parallel, the unit seams of the two groups of cutting seams are sequentially arranged on the strip-shaped adhesive tape at intervals, the included angles between the unit seams and the central line of the strip-shaped adhesive tape are acute angles with the same size, and one end of the unit seam far away from the central line of the strip-shaped adhesive tape inclines towards the same end of the strip-shaped adhesive tape, two cuts are cut on the bottom layer paper, the cuts are parallel to the central line of the strip-shaped adhesive tape, the bottom layer paper between the cuts is called an easy-to-tear strip, an easy-to-pull line is clamped between the strip-shaped adhesive tape and the bottom layer paper, and the easy-to-pull line is arranged between the easy-to-tear strip and the strip-shaped adhesive tape.

By adopting the technical scheme, when people use the box, the bottom paper at one end of the label tape of the box is separated from the strip-shaped adhesive tape, then one end of the strip-shaped adhesive tape is pasted at the position needing to be pasted on the box body, the residual bottom paper is taken off, and the residual part of the strip-shaped adhesive tape is pasted on the box body. When people need to open the box body, one end of the strip-shaped adhesive tape, which is far away from one end of the strip-shaped adhesive tape, of the unit seam is found according to the position of the unit seam, and then the easy-pull line at the end of the strip-shaped adhesive tape is pulled. Because the easy guy wire is thinner, when people pull, the unit seam is easy to break, and two adjacent unit seams are communicated. Therefore, after the easy-to-draw line is pulled out, the strip-shaped adhesive tape adhered to the box body is divided into two unit adhesive tapes with narrower widths, most of the whole box body is opened, the unit adhesive tapes are also easily torn, and then people can conveniently detach the box body. And because the unit seams of the two groups of the cutting seams are sequentially arranged on the strip-shaped adhesive tape at intervals, and the included angle between the unit seams and the central line of the strip-shaped adhesive tape is an acute angle. When the strip-shaped adhesive tape is stuck on the box body, the unit seam is not easy to break because the strip-shaped adhesive tape is subjected to the tension perpendicular to the central line, and the box body can be stably sealed. And the easy tear strip that sets up on the bottom paper can take off easily tear the strip earlier when pasting the strip sticky tape, then paste the position department at the strip sticky tape that easily tear the strip and establish with the thinner fine rule of diameter in addition, then paste this head strip dress sticky tape on the box, can be convenient for people to use more.

The second invention purpose of the invention is realized by the following technical scheme:

the utility model provides a production line of sealing box label area, is including the substrate unwinding mechanism, the coating mechanism, rewinding mechanism and the cutting mechanism that set gradually, substrate unwinding mechanism and coating mechanism between be provided with grooving mechanism, grooving mechanism includes the frame, the cutting roller that installs the level setting in the frame, go up the backing roll and the guide roll of lower backing roll and vertical setting, it sets up the upside at the cutting roller to go up the backing roll, lower backing roll sets up the downside at the cutting roller, the guide roll sets up the rear side at the cutting roller, fixed mounting has cutting blade on the cutting roller, and the equidistant circumference of cutting blade distributes and sets up on the cutting roller, the side that cutting blade kept away from the cutting roller is the edge of a knife, the edge of a knife is not parallel with the rotation axis that cuts the roller.

By adopting the technical scheme, when the strip-shaped adhesive tape is processed, the substrate unreeling mechanism is used for unreeling a plastic film for producing the strip-shaped adhesive tape, the coating mechanism is used for coating glue on the plastic film, the rewinding mechanism is used for pasting the strip-shaped adhesive tape and the cut bottom paper together and rolling the strip-shaped adhesive tape and the cut bottom paper into a cylinder, and finally the cylindrical box sealing label tape is cut into small rolls under the cutting mechanism. Before the plastic film enters the coating mechanism, a cutting seam is cut on the plastic film through the grooving mechanism. The plastic film is firstly sent out from the substrate unreeling mechanism, then penetrates through the space between the cutting roller and the lower pressure bearing roller, then bypasses the vertically arranged guide roller, then passes through the space between the cutting roller and the upper pressure bearing roller, and finally enters the coating mechanism. When the plastic film passes through the cutting roller and the lower pressure bearing roller, the upper surface of the plastic film is called a cutting surface, and the position of the plastic film is adjusted, so that the upper surface of the plastic film is still the cutting surface when the plastic film passes through the guide roller and passes through the space between the cutting roller and the upper pressure bearing roller. This structure can be when cutting plastic film through the cutting roller, can accomplish the cutting of two sets of truncation seams through a cutting roller. Compared with the structure that two cutting rollers are originally arranged to cut respectively, the structure is simpler, the cost is lower, and the structure is more convenient to overhaul.

The present invention in a preferred example may be further configured to: the frame on fixed mounting have two to adjust the slide rail, and be located the upper and lower both sides of frame respectively, adjust all slidable mounting on the slide rail and have adjusting block, the guide roll rotates to be installed between two adjusting block.

Through adopting above-mentioned technical scheme, can make the guide roll remove along adjusting the slide rail, can be through adjusting the distance between guide roll and the cutting roller to can adjust plastic film and be bypassing the guide roll, and from the position when wearing out between cutting roller and the last backing roll. Two groups of cut-off seams cut on the plastic film can be well staggered.

The present invention in a preferred example may be further configured to: the cutting roller on be provided with two at least circles cutting blade, there is the space between two adjacent circles cutting blade, and two adjacent circles cutting blade crisscross setting each other.

Through adopting above-mentioned technical scheme, through being provided with the cutting blade that the interbank interval has the space and crisscross setting to very convenient offer out on the cutting roller and cut off the seam. And this structure can make the interval have the space between the truncation seam that the cutting blade of difference cut out, makes plastic film when carrying out subsequent processing, is difficult for appearing by too the phenomenon that the tensioning leads to the damage.

The present invention in a preferred example may be further configured to: the cutting roller, the upper bearing roller and the lower bearing roller are all fixedly provided with a transmission gear, the cutting roller, the upper bearing roller and the lower bearing roller are transmitted through the transmission gear, the other end of the lower bearing roller and the lower end of the guide roller are all fixedly provided with bevel gears, the rack is rotatably provided with an extension bar and an adjusting bar, the extension bar is parallel to the lower bearing roller, the bevel gears are arranged at the two ends of the extension bar, the bevel gear at one end of the extension bar is meshed with the bevel gear at the lower end of the guide roller, the adjusting bar is horizontally arranged and vertical to the extension bar, the bevel gears are arranged at the two ends of the adjusting bar and are respectively meshed with the bevel gear on the lower bearing roller and the bevel gear at the end of the extension bar far away from the guide roller, the adjusting bar is divided into a first bar close to the lower bearing roller and a second bar close to the extension bar, the diameter of the first bar is larger, the first rod is rotatably installed on the rack, the second rod is rotatably installed on the adjusting slide block on the lower side, the limiting part is detachably installed on the part, overlapped with each other, of the first rod and the second rod, and after the limiting part is installed, the first rod and the second rod are synchronously rotated.

Through adopting above-mentioned technical scheme, when lower backing roll rotated, the bevel gear of lower backing roll one end also rotated in the lump to drive first pole and rotate, under the effect of locating part, first pole and second pole synchronous rotation, and then make extension bar also synchronous rotation, thereby make the guide roll also rotate in the lump. The cutting roller, the upper bearing roller, the lower bearing roller and the guide roller can be driven to rotate together by one driving motor. When the position of the guide roller needs to be adjusted, the limiting part is firstly disassembled, then the sliding block is moved, the second rod moves relative to the first rod, the lengths of the two ends of the adjusting rod also change together, and finally the limiting part is installed, so that the adjusting can be conveniently carried out.

The present invention in a preferred example may be further configured to: the frame on install the wiring device, the wiring device is including installing the conveying roller in the frame, lead plate and unwrapping wire roller, the conveying roller is located the upside of last bearing roller and closely laminates with last bearing roller, the lead plate is adjacent with the conveying roller position, and be located the one side of keeping away from the guide roll in the conveying roller, the axis of unwrapping wire roller is parallel with the axis of conveying roller and is located the one side that the conveying roller was kept away from to the lead plate, equidistant logical groove of having seted up lead wire on the lead plate, the one end that the lead wire led to the groove is connected with the lower side of lead plate, every circle of cutting blade all has a lead wire to lead to the groove rather than corresponding, lead wire to lead to the groove that.

By adopting the technical scheme, after the plastic film passes out from the space between the cutting roller and the upper pressure bearing roller, the plastic film can pass through the space between the conveying roller and the upper pressure bearing roller towards one side close to the guide roller and finally enters a subsequent coating mechanism. The pay-off roller sets up the one side of keeping away from the guide roll at the conveying roller, and the cover is equipped with the coil on the pay-off roller to draw on the coil and block in the lead wire logical groove of lead wire board downside, later place easy-to-draw line at the plastic film upside and pass upper pressure-bearing roller and conveying roller. Therefore, the easy-to-draw line can be conveniently arranged on the plastic film, and the position of the easy-to-draw line is positioned at the position of the cutting seam cut by the cutting blade. After subsequent coating operation, the position of the easy-to-pull wire is fixed, so that people can pull out the easy-to-pull wire conveniently.

The present invention in a preferred example may be further configured to: the lower side edge of the lead plate is arranged in a zigzag shape.

Through adopting above-mentioned technical scheme, every recess is lead wire logical groove in the sawtooth, and the position of the easy-to-draw fine rule of adjustment that can be very convenient is easier and convenient in the installation.

The present invention in a preferred example may be further configured to: the frame on fixed mounting have the installation pole, the installation pole is on a parallel with the unwrapping wire roller and is located the one side that the conveying roller was kept away from to the unwrapping wire roller, the side of going up of lead plate articulates on the installation pole, and the lead plate can be along installation pole horizontal slip, the lower side of lead plate is less than the unwrapping wire roller.

Through adopting above-mentioned technical scheme, the lead plate can be along installing pole horizontal slip, the position of adjustment lead plate that also can be convenient after the installation to the lead plate is because articulate on installing the pole, and the easy stay wire is firmly pressed down that can be fine, makes the easy-to-draw line can be by the tensioning, when the easy-to-draw line wears to establish between last bearing roller and the conveying roller, is difficult for appearing the crooked phenomenon of easy-to-draw line.

In summary, the invention includes at least one of the following beneficial technical effects:

1. when the sealing box label tape is attached to the box body, the box body can be stably sealed, and people can conveniently detach the box body.

2. Can accomplish the cutting of two sets of truncation joints through a cutting roller to can be through the position of adjustment adjusting block, thereby guarantee that two sets of truncation joints that cut out on the plastic film can stagger, compare in originally being provided with two cutting rollers and carry out the structure of cutting respectively, this structure is more simple, and the cost is lower, and also more convenient when overhauing.

Drawings

Fig. 1 is a schematic structural view of a strip-shaped adhesive tape.

FIG. 2 is a schematic view of the structure of a base sheet

Fig. 3 is a schematic structural view of the rack.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

FIG. 5 is a schematic view of the position of the feed roller and the payout roller

In the figure, 1, a strip-shaped adhesive tape; 11. bottom layer paper; 12. cutting off the seam; 13. cutting; 14. an easy-tear strip; 14. the cable is easy to pull; 2. a frame; 21. a cutting roller; 211. a cutting blade; 22. an upper backing roll; 23. a lower backing roll; 24. a guide roller; 3. a drive motor; 31. a transmission gear; 32. a bevel gear; 33. a first bearing housing; 331. an extension bar 34, a second bearing block; 35. adjusting a rod; 351. a first lever; 352. a second lever; 354. a waist hole; 355. a limit bolt; 356. a limit nut; 36. a third bearing seat; 4. adjusting the beam; 41. adjusting the slide rail; 42. adjusting the sliding block; 421. adjusting the bolt; 422. adjusting the through groove; 423. adjusting the nut; 5. a conveying roller; 51. a lead plate; 52. a pay-off roller; 53. mounting a rod; 54. a lead through groove; 55. and a coil.

Detailed Description

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

Referring to fig. 1 and 2, the label tape for a closure disclosed by the invention comprises a strip-shaped adhesive tape 1 and a bottom paper 11, wherein the strip-shaped adhesive tape 1 is of the same size, and the strip-shaped adhesive tape 1 is attached to the bottom paper 11. Two groups of cutting seams 12 are arranged on the strip-shaped adhesive tape 1, each group of cutting seams 12 comprises a plurality of unit seams which are parallel to each other, the unit seams are arranged along the central line of the strip-shaped adhesive tape 1, and the unit seams of the two groups of cutting seams 12 are arranged in a staggered mode in sequence. The included angle between the unit seam and the central line of the strip-shaped adhesive tape 1 is 45 degrees, and two adjacent unit seams are mutually vertical. Two cuts 13 parallel to the central line of the strip-shaped adhesive tape 1 are cut on the base paper, and the two cuts 13 are respectively positioned on two sides of the central line of the strip-shaped adhesive tape 1. The bottom layer paper 11 between the two cuts 13 is called an easy-tear strip 14, and an easy-tear line 15 is sandwiched between the easy-tear strip 14 and the strip-shaped adhesive tape 1.

When in use, the bottom paper 11 at one end of the label tape of the sealing box can be separated from the strip tape 1, then one end of the strip tape 1 is pasted at the position needing to be pasted on the box body, then the rest bottom paper 11 is taken off, and the rest part of the strip tape 1 is pasted on the box body. When people need to open the box body, firstly, one end of the strip-shaped adhesive tape 1, which is far away from one end of the strip-shaped adhesive tape 1, of the unit seam is found according to the position of the unit seam, and then the easy-pull line 15 at the end of the strip-shaped adhesive tape 1 is pulled. Because the easy-to-draw line 15 is thin, when people pull the easy-to-draw line, the unit seams are easy to break, and two adjacent unit seams are communicated. Therefore, after the easy-to-draw line 15 is pulled out, the strip-shaped adhesive tape 1 adhered to the box body is divided into two unit adhesive tapes with narrower widths, most of the whole box body is opened, the unit adhesive tapes are also easily torn, and people can conveniently detach the box body. The unit seams of the two groups of the cut-off seams 12 are sequentially arranged on the strip-shaped adhesive tape 1 at intervals, and the included angles between the unit seams and the central line of the strip-shaped adhesive tape 1 are both 45 degrees. When the strip-shaped adhesive tape 1 is stuck on the box body, the unit seam is not easy to break because the strip-shaped adhesive tape 1 is subjected to the tension perpendicular to the central line, and the box body can be stably sealed. And the easy tear strip 14 that sets up on bottom paper 11 can take off easy tear strip 14 earlier when pasting strip sticky tape 1, then paste the position department at the strip sticky tape 1 that easy tear strip 14 pasted the establishment with the fine rule of diameter thicker in addition, then paste this head strip dress sticky tape on the box, can be convenient for more people to use.

Referring to fig. 3, the production line of the label tape for box sealing disclosed by the present invention includes a substrate unwinding mechanism (not shown), a grooving mechanism, a coating mechanism (not shown), a rewinding mechanism (not shown), and a cutting mechanism (not shown) arranged in sequence. The base material unwinding mechanism is used for unwinding a plastic film for producing the strip-shaped adhesive tape 1, the coating mechanism is used for coating glue on the plastic film, the rewinding mechanism is used for pasting the strip-shaped adhesive tape 1 and the cut bottom layer paper 11 together and rolling the same into a cylinder, and finally the cylinder-shaped box sealing label tape is cut into small rolls under the cutting mechanism. The grooving mechanism comprises a rack 2, and a grooving device and a wire sticking device are arranged on the rack 2.

Referring to fig. 3, the grooving apparatus includes a cutting roller 21, an upper backing roller 22, a lower backing roller 23, and a guide roller 24, the cutting roller 21, the upper backing roller 22, and the lower backing roller 23 are all horizontally disposed on the frame 2, the upper backing roller 22 is located right above the cutting roller 21, and the lower backing roller 23 is located right below the cutting roller 21. The guide roller 24 is vertically arranged and is positioned on one side of the cutting roller 21 close to the coating mechanism. The cutting roller 21 is welded with a cutting blade 211, and the side edge of the cutting blade 211 far away from the cutting roller 21 is a knife edge. The cutting blades 211 are provided with three groups, the circumference of each group of cutting blades 211 with equal spacing is distributed on the cutting roller 21, and the size of the gap between two adjacent circles of cutting blades 211 is equal. When any cutting blade 211 in the same circle rotates to the position right above the cutting roller 21, the projection of the cutting blade on the horizontal plane is the blade projection, the blade projections of the cutting blades 211 in the same circle are overlapped, the projections of the axes of the cutting roller 21 on the horizontal plane are staggered with each other, the size of the formed included angle is 45 degrees, and in the same circle of cutting blades 211, two adjacent cutting blades 211 are spaced by a gap.

Referring to fig. 3, one end of the cutting roller 21 is driven by the driving motor 3 to rotate, transmission gears 31 are respectively installed on one ends of the cutting roller 21, the upper pressure bearing roller 22 and the lower pressure bearing roller 23 far away from the driving motor 3, and two adjacent transmission gears 31 are engaged with each other. A bevel gear 32 is mounted on one end of the lower backing roller 23 adjacent to the driving motor 3, and a bevel gear 32 is also fixedly mounted on the lower end of the guide roller 24. A first bearing seat 33 is fixedly installed on the frame 2, an extension bar 331 parallel to the lower bearing roller 23 penetrates through the first bearing seat 33, bevel gears 32 are installed at both ends of the extension bar 331, and one bevel gear 32 is meshed with the bevel gear 32 at the lower end of the guide roller 24. A second bearing block 34 is fixedly installed on the frame 2, an adjusting rod 35 penetrates through the second bearing block 34, the adjusting rod 35 is horizontally arranged and perpendicular to the lower pressure-bearing roller 23, bevel gears 32 are installed at two ends of the adjusting rod 35, the bevel gear 32 at one end of the adjusting rod 35 is meshed with the bevel gear 32 on the lower pressure-bearing roller 23, and the other end of the adjusting rod is meshed with the bevel gear 32 at one end of the extension rod 331 far away from the guide roller 24. A plastic film (not shown) fed from the substrate unwinding mechanism passes between the cutting roller 21 and the lower backing roller 23, then passes around the vertically disposed guide roller 24 in the same direction as the rotation of the guide roller 24, and then passes between the cutting roller 21 and the upper backing roller 22. When the plastic film passes through the cutting roller 21 and the lower pressure roller 23, the upper surface of the plastic film is called as a cut surface, and the upper surface of the plastic film is still the cut surface when the plastic film passes around the guide roller 24 and passes through between the cutting roller 21 and the upper pressure roller 22 by adjusting the rotation angle of the plastic film.

Referring to fig. 3 and 4, the frame 2 is fixedly provided with an adjusting beam 4, the adjusting beam 4 is fixedly provided with adjusting slide rails 41 on the side adjacent to each other, the adjusting slide rails 41 are respectively provided with one on the upper side and the lower side of the frame 2, and the adjusting slide rails 41 are horizontally arranged and vertical to the cutting roller 21. The adjusting slide rails 41 are all provided with adjusting slide blocks 42 in a sliding way, and the guide roller 24 is rotatably arranged between the two adjusting slide blocks 42. Adjusting bolt 421 is arranged on adjusting slide 42 in a penetrating manner, adjusting through groove 422 is arranged on adjusting beam 4, when adjusting slide 42 moves, adjusting bolt 421 is arranged in adjusting through groove 422 in a penetrating manner all the time, adjusting nut 423 is installed on adjusting bolt 421, and adjusting nut 423 abuts against adjusting beam 4. The adjusting rod 35 is divided into a first rod 351 and a second rod 352, the diameter of the first rod 351 is larger than that of the second rod 352, a through hole is formed in one end of the first rod 351, and the second rod 352 is inserted into the through hole and can slide along the axis of the first rod 351. The first rod 351 is inserted into the second bearing housing 34 mounted on the frame 2, the third bearing housing 36 is fixedly mounted on the lower adjustment slider 42, and the second rod 352 is inserted into the third bearing housing 36. A waist hole 354 is formed in one end of the first rod 351 close to the second rod 352, a limit bolt 355 serving as a limiting member is arranged at one end of the second rod 352 close to the first rod 351 in a penetrating mode, the limit bolt 355 is arranged in the waist hole 354 in a penetrating mode at the same time, and the position is fixed through a limit nut 356, so that the first rod 351 and the second rod 352 rotate synchronously.

Referring to fig. 3 and 5, the thread sticking apparatus includes a feed roller 5, a lead plate 51, and a pay-off roller 52 installed on the frame 2, and the feed roller 5 and the pay-off roller 52 are parallel to the upper pressure roller 22. The conveying roller 5 is positioned right above the upper pressure roller 22, a transmission gear 31 is also fixedly installed on one end of the conveying roller 5 far away from the driving motor 3, and the transmission gear 31 of the conveying roller 5 is meshed with the transmission gear 31 of the upper pressure roller 22. The payout roller 52 is located on the side of the feed roller 5 remote from the guide roller 24. The lead plate 51 is positioned adjacent to the feed roller 5 and on the feed roller 5 side near the payout roller 52. A mounting rod 53 is fixedly mounted on the frame 2, the mounting rod 53 is parallel to the pay-off roller 52 and is positioned on one side of the pay-off roller 52 away from the conveying roller 5, one edge of the lead plate 51 is hinged on the mounting rod 53, the rotating shaft is parallel to the axis of the mounting rod 53, and the lead plate 51 can slide left and right along the mounting rod 53. The side of the lead plate 51 away from the mounting rod 53 is lower than the mounting rod 53 and lower than the pay-off roller 52, and a plurality of lead through grooves 54 are formed at equal intervals on the side, and the lead through grooves 54 are formed in a zigzag shape. Each cutting blade 211 of the cutting roll 21 has at least one lead through slot 54 corresponding thereto, and the lead through slot 54 corresponding to the cutting blade 211 is positioned right above the cutting blade 211 of the turn. After passing between the cutting roller 21 and the upper backing roller 22, the plastic film passes between the feed roller 5 and the upper backing roller 22 toward the side close to the guide roller 24, and finally enters a subsequent coating mechanism. Three coils 55 are sleeved on the pay-off roller 52, the three coils 55 are respectively in one-to-one correspondence with the three cutting blades 211 on the cutting roller 21, the easy-to-pull wires 15 are wound on the coils 55, and the easy-to-pull wires 15 pass through the lead through grooves 54 and are placed on the upper side of the plastic film and then pass through the upper pressure bearing roller 22 and the conveying roller 5. Each of the easy-pulling wires 15 is located at the cut-off seam 12 cut by the corresponding one of the cutting blades 211.

When the strip-shaped adhesive tape 1 is processed, the plastic film is firstly released through the substrate unwinding mechanism, so that the plastic film firstly penetrates between the cutting roller 21 and the lower pressure-bearing roller 23 from one side of the cutting roller 21, which is far away from the guide roller 24, and at the moment, the plastic film is firstly cut into a group of cut-off seams 12. The plastic film is then passed around the guide roller 24 in the same direction as the guide roller 24 is rotated, and then the plastic is passed between the cutting roller 21 and the upper backing roller 22 from the side of the cutting roller 21 adjacent to the guide roller 24. When the plastic film passes through the cutting roller 21 and the lower pressure roller 23, the upper surface of the plastic film is called a cut surface, and the upper surface of the plastic film is still the cut surface when the plastic film passes around the guide roller 24 and passes between the cutting roller 21 and the upper pressure roller 22 by aligning the position of the plastic film. At this time, the cutting of the two groups of the cut-off seams 12 can be completed through one cutting roller 21, and the positions of the adjusting sliding blocks 42 can be adjusted, so that the two groups of the cut-off seams 12 cut on the plastic film can be enabled to be staggered. Compared with the structure that two cutting rollers 21 are arranged to cut respectively originally, the structure is simpler, the cost is lower, and the maintenance is more convenient.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a seal box label area, includes strip sticky tape (1) and bottom paper (11), and strip sticky tape (1) pastes and establishes on bottom paper (11), its characterized in that: the adhesive tape is characterized in that the strip-shaped adhesive tape (1) is provided with cut-off seams (12), the cut-off seams (12) are divided into two groups, the two groups of cut-off seams (12) are arranged along the central line of the strip-shaped adhesive tape (1), each group of cut-off seams (12) comprises a plurality of unit seams, the unit seams of the two groups of cut-off seams (12) are sequentially arranged on the strip-shaped adhesive tape (1) at intervals, the same group of cut-off seams (12) are parallel to each other, the unit seams of the two groups of cut-off seams (12) are sequentially arranged on the strip-shaped adhesive tape (1) at intervals, the included angles between the unit seams and the central line of the strip-shaped adhesive tape (1) are acute angles with equal sizes, one ends of the unit seams far away from the central line of the strip-shaped adhesive tape (1) are inclined towards the same end of the strip-shaped adhesive tape (1), the bottom layer paper (11) is cut with two cuts (13), the, the bottom layer paper (11) positioned between the cuts (13) is called as an easy-to-tear strip (14), an easy-to-pull line (15) is clamped between the strip-shaped adhesive tape (1) and the bottom layer paper (11), and the easy-to-pull line (15) is arranged between the easy-to-tear strip (14) and the strip-shaped adhesive tape (1).

2. The utility model provides a production line of sealing box label area, includes substrate unwinding mechanism, coating mechanism, rewinding mechanism and the tailoring mechanism that sets gradually, its characterized in that: substrate unwinding mechanism and coating mechanism between be provided with grooving mechanism, grooving mechanism includes frame (2), install cutting roller (21) that the level set up on frame (2), go up backing roll (22) and backing roll (23) and the guide roll (24) of vertical setting down, it sets up the upside at cutting roller (21) to go up backing roll (22), lower backing roll (23) set up the downside at cutting roller (21), guide roll (24) set up the rear side at cutting roller (21), fixed mounting has cutting blade (211) on cutting roller (21), and cutting blade (211) equidistant circumference distributes and sets up on cutting roller (21), the side that cutting blade (211) kept away from cutting roller (21) is the edge of a knife, the edge of a knife is not parallel with the axis of rotation of cutting roller (21).

3. A production line of a box-sealing label tape according to claim 2, characterized in that: frame (2) on fixed mounting have two regulation slide rails (41), and be located the upper and lower both sides of frame (2) respectively, adjust slide rail (41) and go up equal slidable mounting and have adjusting slider (42), guide roll (24) rotate and install between two adjusting slider (42).

4. A production line of a box-sealing label tape according to claim 3, characterized in that: cutting roller (21) on be provided with two at least circles cutting blade (211), there is the space between two adjacent circles cutting blade (211), and two adjacent circles cutting blade (211) crisscross setting each other.

5. A production line of a box-sealing label tape according to claim 3, characterized in that: cutting roller (21), go up bearing roller (22) and lower bearing roller (23) on equal fixed mounting have drive gear (31), and cutting roller (21), go up bearing roller (22) and carry out the transmission through drive gear (31) between bearing roller (23) down, equal fixed mounting has bevel gear (32) at the other end of lower bearing roller (23) and the lower extreme of guide roll (24), rotate on frame (2) and install extension bar (331) and regulation pole (35), extension bar (331) are parallel with lower bearing roller (23) and both ends are all installed bevel gear (32), bevel gear (32) and the bevel gear (32) meshing on guide roll (24) lower extreme of extension bar (331) one end, adjust pole (35) level setting and perpendicular to extension bar (331), bevel gear (32) are all installed at the both ends of regulation pole (35), and bevel gear (32) meshing with bevel gear (32) and the extension bar (331) on lower bearing roller (23) and bevel gear (331) that guide roll (24) one end was kept away from to extension bar (331) one end respectively Close, adjust pole (35) and divide into first pole (351) and be close to extension bar (331) second pole (352) that are close to lower bearing roller (23), the diameter of first pole (351) is greater than second pole (352), one of first pole (351) is served and has been seted up the through-hole, second pole (352) are inserted and are established in the through-hole, first pole (351) rotate and are installed on frame (2), second pole (352) rotate and install on regulating slide (42) of downside, the locating part is installed to detachable on the part of first pole (351) and second pole (352) coincidence each other, after installing the locating part, make first pole (351) and second pole (352) synchronous rotation.

6. A production line of a box-sealing label tape according to claim 5, characterized in that: the wire sticking device is arranged on the rack (2) and comprises a conveying roller (5), a lead plate (51) and a paying-off roller (52) which are arranged on the rack (2), the conveying roller (5) is positioned on the upper side of the upper pressure bearing roller (22) and is tightly attached to the upper pressure bearing roller (22), the lead plate (51) is adjacent to the conveying roller (5), and is positioned on one side of the delivery roller (5) far away from the guide roller (24), the axis of the pay-off roller (52) is parallel to the axis of the delivery roller (5) and is positioned on one side of the lead plate (51) far away from the delivery roller (5), lead through grooves (54) are formed in the lead plate (51) at equal intervals, one end of each lead through groove (54) is connected with the lower side edge of the lead plate (51), each circle of cutting blade (211) is provided with one lead through groove (54) corresponding to the lead through groove, the lead through slot (54) corresponding to the cutting blade (211) is positioned right above the cutting blade (211) of the circle.

7. A production line of a box-sealing label tape according to claim 6, characterized in that: the lower side edge of the lead plate (51) is arranged in a sawtooth shape.

8. A production line of a box-sealing label tape according to claim 7, characterized in that: frame (2) on fixed mounting have installation pole (53), installation pole (53) be on a parallel with unwrapping wire roller (52) and lie in unwrapping wire roller (52) and keep away from one side of conveying roller (5), lead plate (51) the upside articulate on installation pole (53), and lead plate (51) can be along installation pole (53) horizontal slip, lead plate (51) the downside limit be less than unwrapping wire roller (52).