WO2022119261A1 - Adhesive tape cutting device - Google Patents

Abstract

The present invention relates to an adhesive tape cutting device (10) comprising: a cutter body (100) provided in close contact with the outer surface of a tape roll (20) and comprising a base (110) having a cutter (116) and a support (120) which extends from one side of the base (110) to a core tube (25) of the tape roll (20); a first close contact part which is in close contact with and supports the inner surface of the core tube (25); and a second close contact part which is in close contact with and supports the outer surface of the tape roll (20), wherein an adhesive tape (21) peeled at a position of the second close contact part can be cut by the cutter (116) of the cutter body (100).

Description

adhesive tape cutting device

The present invention relates to an adhesive tape cutting device, and more particularly

It is stably mounted between the tape roll and the cutting device without loosening it, and it can ensure the user's safety so that the cutter does not cause cuts, and can reduce the manufacturing cost. It relates to an adhesive tape cutting device that secures convenient use.

In general, an adhesive tape is a tape made by overlapping dozens or hundreds of layers of tape coated with cellophane or vinyl film on one side of the outside of a paper tube or roll, etc. It is used to efficiently clean and look good for cleaning, reinforcement, and tidying up, and it is also widely used for industrial and packaging purposes for electrical insulation.

In order to cut such an adhesive tape, a user can cut using a method of cutting using a knife or scissors, etc. without a special cutting device, and a cutting device in the form of a container currently sold on the adhesive tape.

The method of cutting the adhesive tape with a knife or scissors is cumbersome and time consuming because the user has to perform various operations such as holding the adhesive tape, withdrawing the tape, cutting or scissoring, and using the cut tape. do.

In addition, a knife or scissors must be separately provided for cutting, and if not, another arbitrary tool must be used (for example, the user's teeth). damage, hygiene issues, etc.).

In the case of Patent Document 1, a rectangular cutting body having a thin thickness is provided so that a bridge capable of being coupled with an adhesive tape is provided on both sides of the cutting body, and a means for directly cutting the adhesive tape inside the cutting body equipped with a cutter; The cutter includes a cutting blade hole formed in front of the cutting body so that a cutting blade for cutting the adhesive tape can enter and exit; a button provided at the rear of the cutting body to select entry and exit of the cutting blade; a locking jaw provided in an operation hole formed behind the button and the cutting blade hole to prevent the button from being separated; an operator provided in front of the operation hole to receive the cutting blade and directly connected to the button; An adhesive tape cutting device including a bath spring interposed between the operator's ship side and the front edge of the operating hole to always retract the cutter has been proposed.

However, it is possible to cut the adhesive tape by pulling out the cutting blade from the cutting body with a button operation while being supported on the paper tube by the bridge, but it is difficult to find the cut end because the adhesive tape is attached to the roll again after cutting.

In addition, Patent Document 2 discloses a central bar extending to cross the inner circumferential surface of the tape roll and having a gap based on the middle of the base, and a pair of first legs extending from both ends of the center bar to one side of the tape surface, respectively; , An elastic support part comprising a pair of second legs each extending to the other side of the tape surface in a state in which the first leg and the first leg are opened at a predetermined angle with respect to the central bar; two supporters separately connecting both ends of the first leg and both ends of the second leg; a blade mounted on the supporter connected to the first leg and having a blade formed to face the supporter formed on the second leg; It is mounted on the supporter formed between the second legs to seat the expected cutting area of the tape and at the same time includes a receiving part for accommodating the blade of the blade, making it easy to use and compatible with various types of adhesive tapes. A cutting device for adhesive tape that can be conveniently installed and used was proposed.

However, a portion of the tape roll is mounted so as to pass between the pair of first and second legs, and is configured to support the inner circumferential surface of the tape by a center bar, but the structure for the elastic support is precisely specified. As the adhesive tape is exhausted, the clearance between the outer circumferential surface of the tape and the blade is widened, and the cutter installation becomes loose, so there is a problem of separation or separation, as well as safety accidents.

In order to solve the above problems, the present invention is configured to hold the tape roll between two elastically provided rollers, so that it is stably mounted without loosening between the tape roll and the cutting device, and the cutter is exposed only when cutting the adhesive tape It can ensure the safety of the user so that the cut does not occur due to the cutter, reduce the manufacturing cost, and secure the convenience to use quickly because the adhesive tape can be easily peeled off when using the adhesive tape by configuring the attachment part on the base An object of the present invention is to provide an adhesive tape cutting device.

In order to solve the above problems, the present invention is configured to hold the tape roll between two elastically provided rollers, so that it is stably mounted without loosening between the tape roll and the cutting device, and the cutter is exposed only when cutting the adhesive tape It can ensure the safety of the user so that the cut does not occur due to the cutter, reduce the manufacturing cost, and secure the convenience to use quickly because the adhesive tape can be easily peeled off when using the adhesive tape by configuring the attachment part on the base An object of the present invention is to provide an adhesive tape cutting device.

It is configured to hold the tape roll between the two elastic rollers so that it is stably mounted without loosening between the tape roll and the cutting device. It is possible to provide an adhesive tape cutting device that can ensure the safety of the device, can reduce manufacturing costs, and can easily peel off the adhesive tape when using it by configuring an attachment part on the base to ensure quick use.

By providing the present invention configured as described above, the tape roll 20 and cutting

It is stably mounted without loosening between devices, and when the adhesive tape 21 is unwound, the tape

The device is automatically moved by the unwinding force of the

position, and make sure that the end of the tape is always positioned on the attachment part 113 when reused.

In case of use, the end of the tape can be easily peeled off, which has the effect of securing convenience.

And it is possible to ensure the safety of the user so that a wound by the cutter 116 does not occur,

It is possible to reduce the manufacturing cost.

1 is a block diagram showing an adhesive tape cutting device 10 according to the present invention.

2 is an exploded view for showing the variable support part 121 of the main body of the adhesive tape cutting device 10 according to the present invention.

3 is a configuration diagram showing the first adhesion portion 200 and the second adhesion portion 300 of the adhesive tape cutting device 10 according to the present invention.

Figure 4 is a cross-sectional view showing the operating state of the first adhesion portion 200 and the second adhesion portion 300 in the adhesive tape cutting device 10 according to the present invention.

5 is a cross-sectional view showing an operating state of the safety cutter unit 130 in the adhesive tape cutting device 10 according to the present invention.

6 is another embodiment of the cutter body 100 of the adhesive tape cutting device 10 according to the present invention.

7 is another embodiment of the adhesive tape cutting device 10 according to the present invention, the cutter body 100

The description of the symbols is as follows.

10: adhesive tape cutting device, 20: tape roll, 21: adhesive tape, 22: adhesive surface, 25: paper tube, 100: cutter body, 110: base, 111: curved part, 112: slip member, 113: attachment part, 114: cushion member, 114a: protrusion, 115: protrusion, 116: cutter, 120: support, 121: variable support, 121a: variable support wing, 121b: fixed jaw, 122: second adhesion support, 130: safety cutter portion, 131: withdrawal groove, 133: acupressure member, 135: withdrawal bar, 137: return spring, 200: first contact portion, 200a (300a): wing receiving groove, 200b (300b): elastic member receiving groove, 210 (310) : rolling member, 300: second adhesion part, 400: elastic member, 500: cover, L1: virtual straight line, L2: virtual straight line

In order to achieve the above object, the present invention is provided in close contact with the outer surface of the tape roll 20, the base 110 having a cutter 116, and the tape roll 20 on both sides of the base 110 ) and a cutter body 100 including a support 120 extending to the branch pipe 25; a first adhesion part 200 coupled to the support 120 and closely supporting the inner surface of the branch tube 25; a second adhesion part 300 coupled to the support 120 and closely supporting the outer surface of the tape roll 20; The first adhesive part 200 and the second adhesive part 300 are movably pressed against the inner and outer surfaces of the tape roll 20 by elastic force so that the first adhesive part 200 and the second adhesive part 300 are in close contact with the first adhesive part 200 and the second adhesive part 300. 2 An elastic member 400 made of one of a rubber band or a coil spring provided at both ends of the adhesion part 300; The thickness of the tape roll 20 by accommodating at least one of the first adhesive part 200 and the second adhesive part 300 on both side supports 120 of the cutter body 100 . a variable support part 121 provided in a long hole (sideways long hole) shape to support it movably in the direction; It provides an adhesive tape cutting device (10), characterized in that it prevents the flow along the tape roll (20) and is fixedly mounted.

In addition, the variable support part 121 movably supports both ends of the first adhesive part 200 , and the second adhesive part 300 is provided on both side supports 120 of the cutter body 100 . It is also possible in the form of separately configuring the second adhesion part support part 122 for receiving and supporting the end part.

Here, in the base 110 , the adhesive tape 21 of the tape roll 20 peeled between the second adhesive part 300 and the support 120 is the cutter 116 of the cutter body 100 . an attachment part 113 formed to have a predetermined width adjacent to the cutter 116 so that the adhesive tape 21 of the tape roll 20 can be easily peeled off again after being cut by the ? a protrusion 115 on which a cutter 116 is mounted at the end for cutting the drawn adhesive tape 21 protruding from an upper side of the attachment part 113; It is characterized in that it is integrally formed by including a curved surface portion 111 that is curved to correspond to the outer surface of the tape roll 20 under the attachment portion 113 .

At this time, the curved portion 111 is characterized in that the base 110 is further provided with a slip member 112 to easily slip on the upper surface of the adhesive tape 21 when the base 110 moves along the tape roll 20. .

In addition, the base 110 has a lead-out groove 131 formed at the end of the protrusion 115 to accommodate the cutter 116 retractably; an acupressure member 133 provided in the attachment part 113 and pressed by the user's acupressure; Safety consisting of a pull-out bar 135 that is organically connected to the acupressure member 133 and the cutter 116 to transmit the pressing force of the acupressure member 133 to expose the cutter 116 to the pull-out groove 131 . It is characterized in that it further comprises a cutter unit (130).

In addition, in order to reduce the contact surface of the tape on the upper surface of the cushion member 114 or the attachment part 113 so that the adhesive surface 22 of the adhesive tape 21 is easily detached from the upper surface of the attachment part 113 , It is characterized in that a protrusion formed to protrude is further provided.

In addition, a cutter 116 cap detachably coupled to the protrusion 115 is further provided on the protrusion 115 to prevent the cutter 116 from being exposed.

On the other hand, the cutter body 100 is a form in which the cover 500 for closing the exposed portions of both ends of the first adhesive part 200 and the second adhesive part 300 is integrally formed or a detachable cover 500 is further added. It is characterized in that it is provided in the form.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings so that those of ordinary skill in the same technical field can easily carry out the present invention.

As shown in FIGS. 1 to 7, the adhesive tape cutting device 10 of the present invention includes a cutter body 100 having a cutter 116, and a support 120 of the cutter body 100 that is rotated or slim. It is a device that can be used by cutting through the cutter 116 by easily peeling and unwinding the adhesive tape 21 by being supported by the first and second adhesion parts 200 and 300 that are provided as possible.

The first adhesive part 200 and the second adhesive part 300 are moved by pressing and adhering to the inner and outer surfaces of the tape roll 20 by elastic force so that the first adhesive part 200 and the second adhesive part 300 are movable. 2By including elastic members 400 such as rubber bands or coil springs provided at both ends of the adhesion part 300, the cutter body 100 is supported on the outer and inner surfaces of the tape roll 20, respectively, to tape the cutter body 100. It may be movably coupled to the roll 20 .

In addition, any one of the first and second adhesion parts 300 may be formed integrally with the cutter body support 120 or may have a separate configuration. In the following detailed description, the first adhesion part and It should be understood that the description according to the embodiment in which any one of the second adhesion parts 300 is integrally formed with the cutter body support 120 will be omitted, but the technical idea is not excluded.

1 to 3, the cutter body 100 is provided in close contact with the outer surface of the tape roll 20, the base 110 having the cutter 116, and both sides of the base 110 It may include a support 120 extending to the branch pipe 25 of the tape roll 20 .

That is, the base 110 is positioned on the outer surface of the tape roll 20 to be slidably provided along the circumference of the tape roll 20 , and has a 'C' shape on both sides of the base 110 . The support 120 is extended in the central direction of the tape roll 20 by being bent to the tape roll 20, and it is possible to closely support the outer surface of the tape roll 20 and support both sides together.

Variable support parts 121 provided in a sideways long hole shape are provided on both side supports 120 of the cutter body 100, and both ends of the first adhesive part 200 are provided with the variable support parts. The inner surface of the paper tube 25 can be closely supported by being received and coupled to the tape roll 20 so as to be movable in the thickness direction of the tape roll 20 .

In this case, the first adhesion part 200 may be rotatably coupled and may be closely supported by rolling or slipping from the inside of the branch pipe 25 .

The variable support part 121 of the support 120 of the cutter body 100 according to the embodiment in which the variable support part 121 is provided is penetrated in the shape of a sideways long hole and has a predetermined thickness around the penetrated part. The branch has variable support blades 121a formed therein, and both ends of the first and second attachment portions 200 and 300 accommodate variable support blades so that the wings of the variable support portion 121 can be accommodated. A groove 200a (300a) and an elastic member accommodating groove 200b (300b) for accommodating the elastic member 400 may be provided.

In addition, the variable support part 121 has a cover part 500 that can cover both ends of the first and second adhesive parts 200 and 300 and the elastic member 400 accommodated in the cutter body ( 100) may be configured integrally with the support 120 or separately.

Referring to an embodiment in which both the first and second adhesion parts are accommodated in one variable support part 121 through FIGS. 1 to 4 , the variable support of the variable support parts 121 on both sides of the cutter body 100 is shown. In a state in which the wing insertion grooves 200a ( 300a ) of both sides of the second adhesion part 300 correspond to the wing 121a , and the outer surface of the tape roll 20 is closely supported in a state in which it is inserted all the way to the end, the first adhesion part The wing insertion grooves 200a (300a) on both sides of the first attachment part 200 are provided on the variable support wings 121a so that the 200 closely supports the inner surface of the paper tube 25 of the tape roll 20. It can be assembled by fastening the elastic member 400 to the elastic member accommodating grooves 200b (300b) provided at both ends of the first and second adhesion parts 200 and 300 in the inserted state. there will be

At this time, the first adhesive part 200 and the second adhesive part 300 may have the same shape, and the second adhesive part 300 is variably supported while being fully inserted into the variable support part 121 . It may be desirable to be fixed so as not to flow along the wing 121a, and in a state in which the second adhesion part 300 is fully inserted into the variable support part 121, it does not flow along the variable support wing 121a. As a means for fixing the variable support wing 121a, a fixed jaw 121b having a thickness is formed in the section where the second adhesion part 300 of the variable support wing 121a is located to accommodate the wings of the second adhesion part 300. The groove 200a (300a) and the variable support blade 121a may be fitted and fixed, and as another fixing means, a fixing member (not shown) may be further configured to be fixed. The protrusion is configured to act elastically in the outward direction, and the second adhesive part 300 inserted into the variable support part 121 is inserted to the end and then inserted to prevent the second adhesive part 300 from coming out in the reverse direction. can be prevented. In addition, the plurality of projections of the fixing member (not shown) may be made in the form of barbs.

In addition, the elastic member provided so that the first and second adhesion parts 200 and 300 press the inner and outer surfaces of the tape roll 20, respectively, is preferably a rubber band or a coil spring.

Looking at the assembled state of the present invention tape cutting device in which the cutter body 100, the first adhesion part 200, and the second adhesion part 300 are assembled to a tape roll from a side view through FIG. 4A, the The variable support part 121 is the cutter rather than an imaginary straight line connecting the center point of the tape roll 20 from the center of the second adhesive part 300 to which the position of the center of the assembled first adhesive part 200 is assembled. (116), that is, an imaginary straight line (L1) connecting the center point of the tape roll 20 from the center point of the second adhesion part and the first adhesion part at the center point of the second adhesion part 300 The angle formed by the imaginary straight line L2 connecting the center point of the part 300 with respect to the center point of the second adhesion part is 0° or a predetermined angle (for example, 5° in the direction of the cutter 116). By forming (sideways longhole), a slight attractive force (ⓟ) is generated in the direction of the cutter 116 by the elastic force of the elastic member 400 generated between the first and second adhesion parts 200 and 300. Due to this, it is possible to prevent the curved surface portion 111 of the tape body corresponding to the outer surface of the tape roll 20 from floating in the mounted state, and the cutting device is stably fixed to the tape roll 20 to secure the adhesive tape. It is possible to prevent separation from the cut surface of the adhesive tape 21, so that when the cut surface of the adhesive tape 21 sticks to the surface of the tape roll 20 and the end of the tape is peeled off, the inconvenience of difficult peeling can be reduced.

According to FIG. 4b, all components of the tape cutting device of the present invention are configured to move together in the same direction when the second adhesive part 300 moved by the peeling adhesive tape 21 moves, and the cutter body 100 The silver may include a sharp cutter 116 having a predetermined length in the width direction of the adhesive tape 21 so as to cut the unwound adhesive tape 21 .

Positioned on the outside of the tape roll 20 by the elastic force of the elastic member 400

The second adhesive part 300 and the cutter body 100, which become the first adhesive part 300 and the cutter body 100, act in an inward direction of the tape roll 20, and the first adhesive part 200 positioned on the inside of the tape roll 20 moves to the outside. In accordance with the use of the adhesive tape 21 due to the attractive force acting in the direction, it can be stably mounted without loosening between the tape roll 20 and the cutter body 100 . The first adhesion part 200 is configured to roll or slip contact along the inner surface of the paper tube 25, and the cutter body 100 is configured to slide along the outer surface of the tape roll 20, When the adhesive tape 21 is peeled off and unwound by the user, the adhesive tape 21 has an unwinding resistance according to the adhesive force of the adhesive and a user's pulling force (hereinafter, unwinding force (①)). At this time, the unwinding force is the unwinding resistance. If more, the adhesive tape 21 is unwound while forming a predetermined angle in the opposite direction to the center of the tape roll 20, and the second adhesive part 300 is peeled off according to the unwinding force (①) of the adhesive tape 21. It spans the surface 23 of the adhesive tape 21 and is mounted so that the second adhesive part 300 moves (②), and when the second adhesive part 300 moves, the second adhesive part 300 and the second adhesive part 300 move. The elastic member connected between the first adhesion parts 200 is minutely extended (③), so that the distance between the first adhesion part 200 and the second adhesion part 300 is slightly increased, and the cutter body As the phenomenon (④) in which the curved portion 111 of (100) floats on the surface 23 of the tape roll 20 occurs, in the unwinding process of the adhesive tape 21, the cutter body 100 It is possible to minimize the frictional force generated between and the tape roll (20).

In addition, the adhesive tape cutting device of the present invention is able to unwind the adhesive tape 21 by rotating (⑤) without interference in the user's hand holding the tape roll 20 even in a series of unwinding processes of the adhesive tape 21. .

Therefore, when peeling and unwinding the adhesive tape 21 from the tape roll 20, the indiscriminate peeling phenomenon of the adhesive tape 21 is blocked through rolling or slip adhesion of the second adhesive part 300, and within a predetermined range. Since it can be peeled from within, the amount of the adhesive tape 21 can be minimized, and the adhesive tape 21 can be conveniently cut and used by the cutter 116 of the cutter body 100 .

In the base 110 of the tape cutting apparatus 10 of the present invention, an attachment portion 113 formed to have a predetermined width adjacent to the cutter 116, and an upper surface of the attachment portion 113 to reduce the contact surface of the tape It may be configured to include at least one of the protrusion formed to protrude or the cushion member 114 .

4 to 6, the base 110 has an attachment part 113 having a predetermined width so that the adhesive surface 22 of the adhesive tape 21 is attached so that the adhesive tape 21 can be smoothly peeled off when used next. ) and the protrusion 115 on which a cutter 116 is mounted at the end for cutting the adhesive tape 21 protruding from the upper side of the attachment portion 113 and the tape on the lower portion of the attachment portion 113 . The roll 20 may be integrally formed including the curved portion 111 that is curved to correspond to the outer surface of the roll 20 .

In addition, the curved portion 111 may further include a slip member 112 that easily slips on the upper surface of the adhesive tape 21 when the cutter body 100 moves along the tape roll 20 .

The slip member 112 may be made of silicone, rubber, and synthetic resin, and is preferably formed of a fine sponge for smooth slip on the surface 23 of the tape roll 20, and the width of the slip member 112 is It is preferable to be formed within the range of the curved portion 111 .

5 is an embodiment of the present invention, the base 110 is formed at the end of the protrusion 115, the cutter 116, the cutter 116 is accommodated in such a way that the withdrawal groove 131 and; an acupressure member 133 provided in the attachment part 113 and pressed by the user's acupressure; Safety consisting of a pull-out bar 135 that is organically connected to the acupressure member 133 and the cutter 116 to transmit the pressing force of the acupressure member 133 to expose the cutter 116 to the pull-out groove 131 . The cutter unit 130 may be further configured.

In the case of Fig. 5 (a), the user peels and unwinds the adhesive tape 21 to a length that the user wants to use based on the second adhesion part 300, but the extraction groove 131 has a cutter by a return spring 137. Since the 116 is not exposed in the received state, the user's hand is not damaged by the cutter 116 .

In the case of Fig. 5 (b), the user presses the surface 23 of the unwound adhesive tape 21 with the thumb to press the acupressure member 133, and the acupressure member due to the organic relationship of the connected pull-out bar 135 When 133 is lowered, the pull-out bar 135 rotates oppositely, so that the cutter 116 rises and leaks to the outside of the pull-out groove 131 , so that the user can cut the adhesive tape 21 .

On the other hand, according to FIGS. 1 to 3 , the base 110 has the tape of the tape roll 20 peeled off between the second adhesive part 300 and the support 120 of the cutter body 100 . After being cut by the cutter 116, the attachment part is configured to easily peel the tape of the tape roll 20 again, and the adhesive surface of the adhesive tape 21 on the upper surface of the attachment part 113 ( 22) is formed adjacent to the cutter 116 and has a predetermined width so that it can be easily detached, and a cushion member 114 or a contact surface for reducing the adhesive force of the tape to the upper surface of the attachment part 113 A protrusion 114a protrudingly formed to reduce the adhesive force may be further provided.

In addition, the protrusion may be configured in various forms such as a protruding logo, a character, a regular pattern protrusion, an irregular pattern protrusion, etc., and the cushion member 114 and the protrusion 114a are the same material as the base, or silicone rubber and synthetic resin or fine It may be made of a sponge, and it is preferable that the width is not wider than the width of the tape. Conventionally, after cutting the adhesive tape 21, it is attached to the surface of the tape roll 20 for reuse, and it is difficult to tear off the adhesive tape 21 when the adhesive is strong because the end must be removed for reuse.

Therefore, the cushion member 114 and the protrusion 114a are separated by the cutter 116 enough to use the adhesive tape 21, and the adhesive tape 21 remaining after use is adhered to the protrusion and the cushion member 114. A predetermined space is formed between the adhesive tape 21 and the tape roll 20 in the Therefore, the adhesive tape 21 can be conveniently used every time it is reused.

In addition, the protrusion 115 may further include a cutter cap 600 that is detachably coupled to the protrusion 115 to prevent the cutter 116 from being exposed.

In addition, the first adhesion part 200 and the second adhesion part 300 may further include a cylindrical rolling member 210 (310) to be able to roll.

Accordingly, as the rolling member 210 (310) is closely supported by rolling on the inside and outside of the tape roll 20, movement from the tape roll 20 becomes smooth, so that the unwinding of the adhesive tape 21 becomes easier.

Looking at various embodiments of the cutter body through FIGS. 6 to 7 , the support 120 of the cutter body 100 includes a second adhesion support 122 for accommodating the end of the second adhesion part 300 separately. It may be configured or the second adhesion part 300 may be rotatably coupled.

The terms and words used in the present specification and claims described above should not be construed as being limited to conventional or dictionary meanings, and the present inventors have adequately defined the concept of terms to describe their invention in the best way. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined as

Therefore, the configuration shown in the drawings and embodiments described in this specification is only one of the most preferred embodiments of the present invention, and does not represent all of the technical spirit of the present invention, so they can be substituted at the time of the present application It should be understood that various equivalents and modifications may exist.

Adhesive tape cutting device is smaller and more convenient than existing products, so it has high industrial applicability and can provide convenience to users.

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Claims (11)

1. A base 110 provided in close contact with the outer surface of the tape roll 20 and having a cutter 116 , and a support on both sides of the base 110 extending to the branch pipe 25 of the tape roll 20 . A cutter body 100 including a (120) and;

   a first adhesion part 200 coupled to the support 120 and closely supporting the inner surface of the branch tube 25;

   a second adhesion part 300 coupled to the support 120 and closely supporting the outer surface of the tape roll 20;

   The first adhesive part 200 and the second adhesive part 300 are movably pressed and pressed against the inner and outer surfaces of the tape roll 20 by an elastic force so that the first adhesive part 200 and the second adhesive part 300 are in close contact with the first adhesive part 200 and the second adhesive part 300. 2 Adhesive tape cutting device comprising a; elastic member (400) coupled to both ends of the adhesive portion (300).
2. According to claim 1,

   At least one of the first adhesive part 200 and the second adhesive part 300 is accommodated on both side supports 120 of the cutter body 100 to be movably supported in the thickness direction of the tape roll 20 . a variable support unit 121 provided in a long hole shape to do so; Adhesive tape cutting device comprising a.
3. 3. The method of claim 2,

   The variable support part 121 is positioned so that the position of the center of the first adhesion part 200 is toward the cutter rather than an imaginary straight line connecting the center point of the tape roll 25 from the center point of the second adhesion part 300 . Adhesive tape cutting device, characterized in that the long hole is formed.
4. 3. The method of claim 2,

   The variable support portion 121 is penetrated in the shape of a long hole, and variable support wings 121a having a predetermined thickness are formed around the penetrated portion, and the amount of the first and second attachment portions 200 and 300 is formed. The end portion includes a wing receiving groove in which the variable support wing (121a) is accommodated; Adhesive tape cutting device, characterized in that; elastic member receiving groove for mounting the elastic member (400) is formed.
5. 3. The method of claim 2,

   The variable support part 121 movably supports both ends of the first adhesive part 200 , and the ends of the second adhesive part 300 are accommodated on both side supports 120 of the cutter body 100 . Adhesive tape cutting device comprising a; a second adhesive support portion 122 to support.
6. 4. The method of claim 3,

   The variable support part 121 accommodates the first adhesive part 200 and the second adhesive part 300, and the accommodated second adhesive part 300 is fixed so as not to flow. Adhesive tape cutting device.
7. 7. The method of claim 6,

   The variable support part 121 has a fixed jaw 121b in a section in which the second attachment part 300 of the variable support wing 121a is positioned so that the accommodated second attachment part 300 is fixed without flow. Adhesive tape cutting device, characterized in that.
8. 7. The method of claim 6,

   A plurality of protrusions having elasticity are formed in the outward direction so that the second adhesion part 300 inserted into the variable support part 121 and accommodated in the variable support part 121 is fixed without flow to fix the second adhesion part fixing member. Adhesive tape cutting device, characterized in that it further comprises.
9. According to claim 1,

   An acupressure member formed at the end of the base and accommodated in a retractable and retractable manner and an acupressure member provided in the attachment part to be pressed by a user's acupressure and the acupressure member and the cutter are organically connected to the pressing force of the acupressure member a safety cutter part comprising a pull-out bar for exposing the cutter to the lead-out groove by transmitting; Adhesive tape cutting device, characterized in that it further comprises.
10. According to claim 1,

    The base includes an attachment portion formed adjacent to the cutter, and the attachment portion includes at least one of a cushion member provided on the upper surface to reduce the adhesive force of the contact surface of the tape or a protrusion formed to protrude. cutting device.
11. According to claim 1,

    The elastic member is an adhesive tape cutting device, characterized in that the rubber band or a coil spring.

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