CN110316601B

CN110316601B - Half-broken type slitting machine for processing multilayer adhesive tapes

Info

Publication number: CN110316601B
Application number: CN201910718396.6A
Authority: CN
Inventors: 陈爱生
Original assignee: Jiaxing Yuanpei Medical Material Technology Co ltd
Current assignee: Jiaxing Yuanpei Medical Material Technology Co ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-10-27
Anticipated expiration: 2039-08-05
Also published as: CN110316601A

Abstract

The invention discloses a half-breaking type slitting machine for processing multilayer adhesive tapes, which comprises a rack, wherein an unwinding mechanism, a composite roller mechanism, a first traction roller, a trimming mechanism, a main driving roller, a second traction roller, a transverse half-cutting mechanism, a slitting mechanism and a winding mechanism are sequentially arranged on the rack along the conveying direction of the adhesive tapes; the transverse half-cutting mechanism comprises a supporting roller, a first circulating mechanism and a half-cutting knife, the half-cutting knife is arranged on the first circulating mechanism, the first circulating mechanism enables the half-cutting knife to be close to or far away from the surface of the supporting roller, and the length direction of the half-cutting knife is parallel to the axis of the supporting roller; the trimming mechanism is used for trimming two sides of the compounded multilayer adhesive tape in order to form the multilayer adhesive tape with uniform width. The semi-broken type slitting machine for processing the multilayer adhesive tape can cut off the first release paper on the adhesive tape in the transverse direction, and the release paper can be easily peeled off only by bending the broken part of the adhesive tape corresponding to the release paper when the machine is used, so that the machine is more convenient to use.

Description

Half-broken type slitting machine for processing multilayer adhesive tapes

Technical Field

The invention relates to the field of adhesive tape processing equipment, in particular to a half-broken type slitting machine for processing multilayer adhesive tapes.

Background

The adhesive tape slitting machine is a machine capable of cutting a large-width adhesive tape semi-finished product into a plurality of narrow adhesive tapes, the large-width adhesive tape semi-finished product is pulled out by the rotation of a roll shaft, a cutter frame shaft is fixed on the adhesive tape slitting machine, a plurality of cutters are arranged on the cutter frame shaft, the cutters are fixed on a cutter frame or slide, and the distance between every two adjacent cutters determines the width of the cut adhesive tape.

Double-sided tape (multilayer sticky tape) is also including the adhesive layer in the middle of and the type paper of both sides, need peel off from type paper by the adhesive layer when using, especially the peeling off of first layer (two-layer when all not peeling off from type paper arbitrary one deck all can be called first layer) is more difficult, owing to be difficult to find the demarcation limit of distinguishing from type paper and adhesive layer, need the continuous attempt of nail usually, not only can make the gluing agent of adhesive layer part glue on the finger, and can cause the adhesive layer to take place to curl and the more dust of adhesion at the edge, make whole viscidity variation, peel off from type paper is comparatively difficult, bring more inconvenience for the user.

The present adhesive tape cutting machine generally cuts a wide adhesive tape into a narrow adhesive tape by passing the adhesive tape through a cutting mechanism and cutting the adhesive tape longitudinally. However, with the development of the die cutting industry, there is an increasing need for half-cutting to separate the double-sided adhesive tape, the label paper and the release paper, for example, although the tape has a narrow width, the release paper on the whole tape with the release paper is continuous, usually requiring a careful looking for the gap between the release paper and the glue surface with the fingernail, and the user is difficult to peel the release paper.

Based on the situation, the invention provides a half-broken type slitting machine for processing multilayer adhesive tapes, which can effectively solve the problems.

Disclosure of Invention

The invention aims to provide a half-broken type slitting machine for processing a multilayer adhesive tape. The semi-broken type slitting machine for processing the multilayer adhesive tape can cut off the release paper on the adhesive tape in the transverse direction, and the release paper can be easily peeled off only by bending the part of the adhesive tape corresponding to the broken release paper when the slitting machine is used, so that the slitting machine is more convenient to use.

The invention is realized by the following technical scheme:

a semi-breaking slitting machine for processing multilayer adhesive tapes comprises a rack, wherein an unwinding mechanism, a composite roller mechanism, a first traction roller, a trimming mechanism, a main driving roller, a second traction roller, a transverse semi-cutting mechanism, a slitting mechanism and a winding mechanism are sequentially arranged on the rack along the conveying direction of the adhesive tapes;

the transverse half-cutting mechanism comprises a supporting roller, a first circulating mechanism and a half-cutting knife, the half-cutting knife is arranged on the first circulating mechanism, the first circulating mechanism enables the half-cutting knife to be close to or far away from the surface of the supporting roller, and the length direction of the half-cutting knife is parallel to the axis of the supporting roller;

the trimming mechanism is used for trimming two sides of the compounded multilayer adhesive tape to form the multilayer adhesive tape with uniform width; and an edge material winding roller is also arranged behind the edge cutting mechanism.

The semi-cut type slitting machine for processing the multilayer adhesive tape is simple in structure and convenient to use, the adhesive tape is continuously discharged from the unwinding mechanism through the transverse semi-cutting mechanism, the semi-cutting cutter is close to or far away from the supporting roll in a reciprocating circulation mode under the action of the first circulating mechanism when passing through the transverse semi-cutting mechanism, the release paper (first release paper a1) on the surface of the adhesive tape is cut off, the edge of the semi-cutting cutter is not contacted with the supporting roll when being closest to the supporting roll, so that the whole adhesive tape is not cut off, when the adhesive tape is used, the cut part of the adhesive tape corresponding to the release paper is bent outwards, the end part of the release paper naturally breaks away from the adhesive tape, and the release paper can be easily peeled; meanwhile, the half-cutting knife can be replaced when worn, the replaced half-cutting knife still keeps the same position as the original half-cutting knife, adjustment is basically not needed, the half-cutting knives in different shapes can be replaced according to requirements, and different lines such as straight lines or wavy lines can be formed on the cut part of the release paper.

Preferably, the first circulating mechanism comprises a knife roller, and the half-cutting knife is arranged on the surface of the knife roller.

Preferably, the rotor surface is provided with two and leans on the limit blend stop, and two are leaned on the limit blend stop and are the L form, and the rotor surface is provided with the latch segment relative with the limit blend stop, and the limit blend stop forms the fixed area with the latch segment, and half-cut cutter includes blade and blade holder, the blade holder sets up in the fixed area, the blade holder is the wedge with the contact surface of limit blend stop and latch segment, is provided with locking bolt between latch segment and the rotor.

Preferably, the first circulating mechanism comprises a cylinder, and the half-cutting knife is arranged on a piston of the cylinder.

Preferably, the half-cutting knife is provided with a plurality of half-cutting knives.

Preferably, the unwinding mechanism comprises a first unwinding roller and a second unwinding roller, one of the first unwinding roller and the second unwinding roller is used for unwinding first release paper, and the other one of the first unwinding roller and the second unwinding roller is used for unwinding second release paper with an adhesive layer covering the surface.

Preferably, the compound roller mechanism comprises an upper pressing roller and a lower pressing roller, the upper pressing roller and the lower pressing roller are arranged in a tangent mode, and the adhesive tape passes through the space between the upper pressing roller and the lower pressing roller.

Preferably, the trimming mechanism comprises a second supporting roller, a second circulating mechanism and a full-cutting knife, the full-cutting knife is arranged on the second circulating mechanism, and the full-cutting knife is provided with 2 knife heads which are respectively positioned near two ends of the second supporting roller in the extension direction.

Preferably, the slitting mechanism comprises an upper knife roll and a lower knife roll, the upper knife roll and the lower knife roll are arranged in a tangent mode, and the adhesive tape passes between the upper knife roll and the lower knife roll.

Preferably, the winding mechanism comprises at least 2 traction rollers and at least 2 winding rollers.

Preferably, the winding mechanism comprises 2 traction rollers and 2 winding rollers.

Compared with the prior art, the invention has the following advantages and beneficial effects:

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the knife roll and the half-cutting knife of the present invention;

FIG. 3 is a side view of the knife roll and half-cutter of the present invention;

FIG. 4 is a schematic structural view of the tape after the release paper is cut;

FIG. 5 is a schematic structural view of a multilayer tape of the present invention;

fig. 6 is a state view of the multi-layered adhesive tape according to the present invention when the first release paper a1 is peeled.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The components/elements of the present invention are commercially available or prepared by conventional methods, and the specific structure, operation principle, control method and spatial arrangement which may be involved are selected conventionally in this field, and should not be considered as the innovative point of the present invention, and it is understood that the present invention is not further detailed in the present patent, unless specifically stated otherwise.

Example 1:

as shown in fig. 1 to 6, a half-cut slitting machine for processing multilayer adhesive tapes comprises a frame 8, wherein an unwinding mechanism 1, a composite roller mechanism 10, a first traction roller 21, a trimming mechanism 3, a main driving roller 4, a second traction roller 22, a transverse half-cutting mechanism 6, a slitting mechanism 7 and a winding mechanism are sequentially arranged on the frame 8 along the conveying direction of an adhesive tape a;

the transverse half-cutting mechanism 6 comprises a supporting roller 62, a first circulating mechanism and a half-cutting knife 63, wherein the half-cutting knife 63 is arranged on the first circulating mechanism, the first circulating mechanism enables the half-cutting knife 63 to be close to or far away from the surface of the supporting roller 62, and the length direction of the half-cutting knife 63 is parallel to the axis of the supporting roller 62;

the trimming mechanism 3 is used for cutting and trimming two sides of the compounded multilayer adhesive tape a (also called adhesive tape for short) to form a multilayer adhesive tape with uniform width; and an edge material winding roller 5 is also arranged behind the edge cutting mechanism 3.

Example 2:

the trimming mechanism 3 is used for cutting the two sides of the compounded multilayer adhesive tape in order to form the multilayer adhesive tape with uniform width; and an edge material winding roller 5 is also arranged behind the edge cutting mechanism 3. In the present invention, the longitudinal direction of the tape a is defined as a longitudinal direction, and the width direction thereof is defined as a transverse direction.

Referring to fig. 1, in the multilayer adhesive tape processing, the unwinding mechanism 1, the compound roller mechanism 10, the first traction roller 21, the edge cutting mechanism 3, the main driving roller 4, the second traction roller 22, the transverse half-cutting mechanism 6, the slitting mechanism 7 and the winding mechanism are all used for tensioning the adhesive tape a, which is understood by those skilled in the art.

The adhesive tape a is continuously moved forward (to the right in fig. 1, i.e. the conveying direction of the adhesive tape a) under the traction action of the first traction roller 21, the main driving roller 4, the second traction roller 22 and the like (such as the composite roller mechanism also has the traction action), and in order to realize the traction, one or more driving devices are also provided as necessary, which is understood by those skilled in the art.

When the adhesive tape a passes through the transverse half-cutting mechanism 6, under the action of the first circulating mechanism, the half-cutting knife 63 is made to circularly and reciprocally approach and separate from the surface of the supporting roller 62, when the half-cutting knife 63 is closest to the surface of the supporting roller 62, a certain gap is still left between the half-cutting knife 63 and the surface of the supporting roller 62, so that the half-cutting knife 63 transversely cuts off the first release paper a1, and the second release paper a2, which is positioned below the first release paper a1 and covered with the adhesive layer a3, is kept intact, that is, at this time, the whole adhesive tape a is still in a continuous state, and the first release paper a1 facing one side of the half-cutting knife 63 forms a broken line a11 in an intermittent state, as shown in fig..

When the adhesive tape a is used, the part of the adhesive tape a corresponding to the broken line a11 is bent outwards, so that the first release paper a1 positioned at two sides of the broken line a11 automatically tilts upwards, the edge of the first release paper a is separated from the second release paper a2 of which the surface is covered with the adhesive layer a3, and at the moment, the first release paper a1 can be easily peeled; for the double-sided adhesive tape (adhesive layer a3), both sides are release paper, only one side (such as the first release paper a1) is cut, when in use, the first release paper a1 on the cut side is peeled off in the above way, and then the exposed adhesive surface is attached to the position to be adhered, so that the second release paper a2 on the other side can be smoothly and directly peeled off.

Further, in another embodiment, the first circulating mechanism comprises a knife roller 61, and the half-cutting knife 63 is arranged on the surface of the knife roller 61.

At this time, the knife roller 61 is connected to a driving motor, the driving motor rotates the knife roller 61, and the half-cutting knife 63 intermittently cuts the first release paper a1 as the knife roller 61 rotates.

Further, in another embodiment, referring to fig. 2 and fig. 3, two edge-abutting ribs 615 are disposed on the surface of the knife roller 61, the two edge-abutting ribs 615 are L-shaped, a locking block 613 opposite to the edge-abutting ribs 615 is disposed on the surface of the knife roller 61, the edge-abutting ribs 615 and the locking block 613 form a fixing area 614, the half-cutting knife 63 includes a blade 632 and a knife seat 631, the knife seat 631 is disposed in the fixing area 614, contact surfaces of the knife seat 631, the edge-abutting ribs 615 and the locking block 613 are wedge surfaces 616, and a locking bolt is disposed between the locking block 613 and the knife roller 61.

When the knife roller 61 is installed, the locking block 613 is taken off from the knife roller 61, then the knife holder 631 is placed in the fixing area 614, as shown in fig. 2 and 3, the side surface of the knife holder 631 is an inclined surface, the side surface of the edge stop strip 615 and the side surface of the locking block 613 facing the knife holder 631 are also inclined surfaces, the locking block 613 is placed on the knife roller 61 and is continuously locked by the locking bolt, in the locking process, the locking block 613 and the edge stop strip 615 jointly act to tightly press the knife holder 631 in the fixing area 614, and the knife holder cannot move in all directions, particularly when the blade 632 is worn and needs to be replaced, as long as the size of the half-cutting knife 63 is inconvenient, after the new half-cutting knife 63 is installed on the knife roller 61, the position of the half-cutting knife 63 is inconvenient, and the distance between the half-cutting knife 63 and the supporting roller 62 does not.

Further, in another embodiment, the first circulating mechanism includes a cylinder, and the half-cutting blade 63 is provided on a piston of the cylinder.

In this embodiment, the first circulating mechanism may also be a cylinder, the half-cutting knife 63 is disposed on a piston of the cylinder, and (not shown in the figure) the half-cutting knife 63 can be continuously close to and far from the surface of the supporting roller 62 to cut off the first release paper a1 by inflation and deflation of the cylinder, but this way is difficult to control with precision.

Further, in another embodiment, the half cutting blade 63 is provided in plurality.

Referring to fig. 2 and 3, in the embodiment, four fixing areas 614 are provided on each

knife roller

61, 1, 2 or 4 half-cutting knives 63 can be arranged according to actual requirements, the cutting efficiency can be improved while the rotation speed of the knife roller 61 is not changed, and of course, more fixing areas 614 can be provided on the knife roller 61.

Further, in another embodiment, the unwinding mechanism 1 includes a first unwinding roller 11 and a second unwinding roller 12, one of which is used for unwinding a first release paper a1, and the other is used for unwinding a second release paper a2 whose surface is covered with an adhesive layer a 3.

The multilayer adhesive tape comprises a first release paper a1, an adhesive layer a3 and a second release paper a 2; the raw materials of the adhesive comprise a first release paper a1 and a second release paper a2, the surface of which is covered with an adhesive layer a 3; the adhesive layer a3 is a double-sided adhesive tape and has the function of double-sided bonding.

Further, in another embodiment, the compound roller mechanism 10 comprises an upper pressing roller 101 and a lower pressing roller 102, the upper pressing roller 101 and the lower pressing roller 102 are arranged tangentially, and the adhesive tape a passes between the upper pressing roller 101 and the lower pressing roller 102.

The composite roller mechanism 10 with the structure can press the surface of the adhesive tape to be smooth and even.

Further, in another embodiment, the edge cutting mechanism 3 includes a second supporting roller 621, a second circulating mechanism, and a full cutting knife, the full cutting knife is disposed on the second circulating mechanism, and the full cutting knife has 2 knife heads, which are respectively located near two ends of the second supporting roller 62 in the extending direction.

The second circulating mechanism can be a driving device commonly used in the field and used for driving the full-cutting knife to cut off the redundant parts on two sides of the width of the adhesive tape, and the distance between the 2 knife heads determines the width of the adhesive tape. The trimming mechanism may also employ a trimming mechanism commonly used in the art, such as an air knife.

Further, in another embodiment, the slitting mechanism comprises an upper knife roller 71 and a lower knife roller 72, the upper knife roller 71 and the lower knife roller 72 are arranged tangentially, and the adhesive tape a passes between the upper knife roller 71 and the lower knife roller 72.

The slitting mechanism can adopt a slitting mechanism commonly used in the field and can also adopt the slitting structure with the structure, the slitting mechanism further comprises a driving device for driving the upper knife roll 71 and/or the lower knife roll 72, and as can be understood by those skilled in the art, the adhesive tape with wider breadth is cut into a plurality of adhesive tapes with narrower breadth (the width can be adjusted according to the needs, and the adjustment mode comprises the replacement of the upper knife roll 71 and the lower knife roll 72 and the like).

Further, in another embodiment, the winding mechanism comprises at least 2 traction rollers 25 and at least 2 winding rollers 9.

Therefore, the cutting machine is convenient to cut a plurality of adhesive tapes with narrower widths (which can be adjusted according to needs in a mode of changing the upper knife roll 71 and the lower knife roll 72 and the like) to be separately rolled and collected.

Further, in another embodiment, the winding mechanism comprises 2 traction rollers 25 and 2 winding rollers 9.

According to the description and the drawings of the invention, the semi-broken type slitting machine for processing the multilayer adhesive tape can be easily manufactured or used by the person skilled in the art, and the positive effects recorded in the invention can be produced.

Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a multilayer sticky tape processing is with half disconnected formula branch strip machine, includes frame (8), its characterized in that: the frame (8) is sequentially provided with an unreeling mechanism (1), a compound roller mechanism (10), a first traction roller (21), a trimming mechanism (3), a main driving roller (4), a second traction roller (22), a transverse half-cutting mechanism (6), a slitting mechanism (7) and a reeling mechanism along the conveying direction of the multilayer adhesive tape (a);

the transverse half-cutting mechanism (6) comprises a supporting roller (62), a first circulating mechanism and a half-cutting knife (63), the half-cutting knife (63) is arranged on the first circulating mechanism, the first circulating mechanism enables the half-cutting knife (63) to be close to or far away from the surface of the supporting roller (62), and the length direction of the half-cutting knife (63) is parallel to the axis of the supporting roller (62);

the trimming mechanism (3) is used for trimming two sides of the compounded multilayer adhesive tape to form the multilayer adhesive tape with uniform width; an edge material winding roller (5) is arranged behind the edge cutting mechanism (3);

the first circulating mechanism comprises a knife roller (61), and a half-cutting knife (63) is arranged on the surface of the knife roller (61);

the surface of the knife roller (61) is provided with two edge-abutting retaining strips (615), the two edge-abutting retaining strips (615) are L-shaped, the surface of the knife roller (61) is provided with a locking block (613) opposite to the edge-abutting retaining strips (615), the edge-abutting retaining strips (615) and the locking block (613) form a fixed area (614), the half-cutting knife (63) comprises a blade (632) and a knife seat (631), the knife seat (631) is arranged in the fixed area (614), the contact surfaces of the knife seat (631) with the edge-abutting retaining strips (615) and the locking block (613) are wedge-shaped surfaces (616), and a locking bolt is arranged between the locking block (613) and the knife roller (61);

the unwinding mechanism (1) comprises a first unwinding roller (11) and a second unwinding roller (12), wherein one of the first unwinding roller and the second unwinding roller is used for unwinding a first release paper (a 1), and the other one of the first unwinding roller and the second unwinding roller is used for unwinding a second release paper (a 2) with the surface covered with an adhesive layer (a 3).

2. The half-broken slitting machine for processing multilayer adhesive tapes according to claim 1, characterized in that: the number of the half-cutting knives (63) is multiple.

3. The half-broken slitting machine for processing multilayer adhesive tapes according to claim 1, characterized in that: the composite roller mechanism (10) comprises an upper pressing roller (101) and a lower pressing roller (102), the upper pressing roller (101) and the lower pressing roller (102) are arranged in a tangent mode, and a plurality of layers of adhesive tapes (a) pass between the upper pressing roller (101) and the lower pressing roller (102).

4. The half-broken slitting machine for processing multilayer adhesive tapes according to claim 1, characterized in that: the edge cutting mechanism (3) comprises a second supporting roller (621), a second circulating mechanism and a full cutting knife, the full cutting knife is arranged on the second circulating mechanism, the full cutting knife is provided with 2 knife heads, and the two knife heads are respectively positioned near two ends of the extending direction of the second supporting roller (621).

5. The half-broken slitting machine for processing multilayer adhesive tapes according to claim 1, characterized in that: the slitting mechanism comprises an upper knife roll (71) and a lower knife roll (72), the upper knife roll (71) and the lower knife roll (72) are arranged in a tangent mode, and the multi-layer adhesive tape (a) passes through the space between the upper knife roll (71) and the lower knife roll (72).

6. The half-broken slitting machine for processing multilayer adhesive tapes according to claim 1, characterized in that: the winding mechanism comprises at least 2 traction rollers (25) and at least 2 winding rollers (9).