JP2001302076A - Tape cutter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tape cutter capable of cutting off a tape with no finger touching the adhesive surface of the tape. SOLUTION: When cutting off the tape, after the tape is drawn out for a designated length by holding the loop part 22B at the end part of the drawn tape 22 by fingers, the drawn tape 22 is adhesively locked at the standby position of a movable locking part 14 and is further drawn out, and the movable locking part 14 is rockingly moved to a cutting position against the energizing force of an energizing means 24. Thereby, the drawn tape 22 is adhesively locked at a stationary locking part 12. If the drawn tape 22 is cut by making it abut on a cutting edge 16, the movable locking part 14 is energized by the energizing means 24, and is rockingly moved to the standby position automatically, and the stretched part 22A of the drawn tape 22 forms a curved loop part 22B with its adhesive surface facing inside.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape cutter used to peel and cut a tape from an adhesive wound tape.

[0002]

2. Description of the Related Art A conventional tape cutter comprises a reel section for rotatably mounting an adhesive winding tape, a fixed blade for cutting a drawer tape which is peeled off and pulled out from the winding tape, and a drawer after cutting. And a locking portion for adhesively locking the tape end.

[0003] In a conventional tape cutter operation using a tape cutter, a finger is pinched near the end of the drawer tape near the engaging portion, and a new length of tape is pulled out from the wound tape while being pulled out. This is performed by cutting the drawer tape in contact with the locking portion and the cutter, and the end of the drawn tape after cutting is adhesively locked to the locking portion.

As described above, the conventional tape cutter has a simple structure and is easy to cut the tape. However, the cut tape may adhere to or be wound around a finger, and the efficiency of the tape attaching operation is reduced. In some cases, it may be lowered or the operator may feel uncomfortable.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides a tape cutter capable of cutting a tape without a finger touching an adhesive surface of the tape. The purpose is to:

[0006]

According to the present invention, there is provided a reel unit for rotatably supporting an adhesive winding tape, and a drawer tape peeled off from the winding tape and drawn out. A fixed locking portion to be adhesively locked, and a portion of the drawer tape which is pulled out beyond the fixed locking portion, is adhesively locked, and a standby position near the fixed locking portion; A movable locking portion that is swingable between a cutting position separated from the pulling tape and a pulling side of the pulling tape; a biasing unit configured to bias the movable locking portion toward the standby position; A cutting blade that is provided on the drawer side of a stop portion and that has a cutting blade capable of cutting the drawer tape when the movable locking portion swings to the cutting position. The above object is achieved.

According to another aspect of the present invention, there is provided a reel portion rotatably supporting an adhesive winding tape, and a fixed blade for cutting a pull-out tape which is peeled and pulled out from the winding tape. A removable tape unit is provided on a general-purpose tape cutter having: a fixed locking portion that adhesively locks the drawer tape; and a fixed locking portion of the drawer tape, which extends beyond the fixed locking portion. The movable portion is configured such that the pulled-out portion is adhesively locked, and is swingable between a standby position near the fixed locking portion and a cutting position separated from the fixed locking portion toward the pull-out side of the drawer tape. A locking portion, biasing means for biasing the movable locking portion toward the standby position, and a biasing device provided on the drawer side of the movable locking portion, wherein the movable locking portion swings to the cutting position. When the drawer tape can be cut, The tape cutter characterized by comprising comprises a blade, a, it is to achieve the above object.

[0008] Further, in the drawer tape, the bridging portion stretched between the movable locking portion and the fixed locking portion at the cutting position is swung in the direction of the standby position of the movable locking portion. In conjunction with the above, a loop forming means for forming a loop by curving the adhesive surface inside may be provided.

Further, the loop forming means is formed on at least one of the fixed locking portion and the movable locking portion, and is inclined in a direction to bend the bridging portion so that its adhesive surface is inside. It may be an inclined surface.

The end of the movable locking portion on the winding tape side may protrude from the end of the fixed locking portion in the direction of the winding tape at the standby position. Is also good.

Further, the cutting blade may be provided in the vicinity of the drawer side of the movable locking portion, and may swing integrally with the movable locking portion.

Further, the movable locking portion and the cutting blade may be formed integrally by bending a free end portion which is one end of a plate-like body.

The plate-shaped member is pivotally supported at the base end opposite to the free end toward the fixed locking portion, and the biasing means is formed of a torsion coil spring. You may make it urge | bias to a standby position direction.

Further, the urging means comprises a leaf spring, and the plate-like body is supported on the fixed locking portion side via the leaf spring, and is capable of swinging by bending of the leaf spring. You may.

Furthermore, the distance between the movable locking portion at the cutting position and the fixed locking portion can be adjusted.
The cutting position of the movable locking portion may be positioned, and a stopper capable of adjusting the cutting position may be provided.

A tape guide is provided between the fixed locking portion and the wrapping tape and is in contact with the non-adhesive surface of the pull-out tape. The tape guide and the movable locking portion are The drawer tape that is adhesively locked by the movable locking portion and drawn out may be guided to approach the fixed locking portion along a fixed locus.

According to the present invention, a loop can be easily formed at the end of the drawn-out tape when the tape is cut.

[0018]

Embodiments of the present invention will be described below in detail with reference to the drawings.

As shown in FIG. 1, the tape cutter 10 according to the embodiment of the present invention has two locking portions, a fixed locking portion 12 and a movable locking portion 14.
The cutting blade 16 swings integrally with the cutting blade 16.

The overall structure of the tape cutter 10 will be described below. The tape cutter 10 adhesively locks a reel section 20 that rotatably supports the winding tape 18 and a drawer tape 22 that is peeled off from the winding tape 18 and pulled out. The fixed locking portion 12 and the fixed locking portion 1 of the drawer tape 22
2 between the standby position near the fixed locking portion 12 and the cutting position separated from the fixed locking portion 12 to the drawing side of the pull-out tape 22. A movable locking portion that is swingable, and a movable locking portion provided on the drawer side of the movable locking portion;
The cutting blade 16 swinging integrally with the movable blade 4 and the movable locking portion 1
And urging means 24 for urging the actuator 4 toward the standby position.

The tape cutter 10 is provided with a stopper 26 for positioning the cutting position by abutting the drawing surface of the movable locking portion 14 at any one of a plurality of positions, and the fixed locking portion 12. And a tape guide 28 that is disposed between the winding tape 18 and contacts the non-adhesive surface of the drawer tape 22 to guide the drawer tape 22.

The fixed locking portion 12 is an upper end portion of a substantially rectangular plate-shaped wall 30 which is arranged substantially vertically with the width direction being parallel to the axis 20A of the reel portion 20. Numeral 30 is sandwiched between a pair of locking portion side walls 32 at both ends in the width direction, and is supported by a body 34 at a lower end.

As shown in FIG. 2, the upper surface of the fixed locking portion 12 is an inclined surface which is inclined upward toward the drawer side.

The movable locking portion 14 and the cutting blade 16
Is formed by bending the vicinity of the free end of a swinging member 36 of a substantially rectangular plate shape, and the swinging member 36 is in a substantially contact state with the surface of the wall 30 on the drawing side at the standby position. Pins 36 are disposed so as to overlap each other, the upper end being the free end, and a pin 36 parallel to the axis 20A near the base end which is the lower end.
It is pivotally supported by the locking portion side wall 32 via A and is swingable.

As shown in FIG. 2, the movable locking portion 14 is adjacent to the draw-out side of the fixed locking portion 12 at the standby position, and the end portion 14A of the winding tape side is fixedly locked. The portion 12 protrudes slightly upward with respect to the drawer end 12A.

The upper surface of the movable locking portion 14 is an inclined surface which is inclined downward to the drawer side at the standby position.

Therefore, as shown in FIG. 3, the extending portion 22A of the drawer tape 22 stretched between the movable locking portion 14 and the fixed locking portion 12 at the cutting position is connected to the movable locking portion. At the end 14A of the winding tape 14 and at the end 12A of the drawer side of the fixed locking part 12, the bending is performed along the inclined surface, and by this bending, a bending force is applied in a direction with the adhesive surface inside. I am going to receive it.

Therefore, when the movable locking portion 14 returns to the standby position, the movable locking portion 14 and the fixed locking portion 12
As shown in FIG. 4, the bridging portion 22A is bent upward and convex, and the inside adhesive surface is adhered to form the loop portion 22B.

The cutting blade 16 is provided in the vicinity of the movable locking portion 14 below the drawer side, and its tip protrudes toward the drawer side so as to be folded back to the drawer side, and the tip has a sawtooth shape in the width direction. It has been.

The biasing means 24 is a torsion coil spring fixed at one end to the body 34 and abutting the swinging member 36 at the other end to bias the swinging member 36 toward the standby position. .

The stopper 26 has a round bar-like member 26A.
And heads 26 provided at both ends of the round bar-shaped member 26A.
B, one of these heads 26B is screwed to the round bar-shaped member 26A, and is detachably attached to the round bar-shaped member 26A.

The round bar-shaped member 26A is connected to the locking portion side wall 3.
2 and is supported substantially parallel to the axis 20A, and is brought into contact with the pull-out side of the swinging member 36 so that the swinging member 36 The cutting position is determined, and the cutting position can be adjusted by selecting the fitting hole 32A.

The tape guide 28 is connected to the axis 20A.
A rotatable pipe-shaped member and a shaft member, which are substantially parallel to the shaft member, are disposed between the fixed locking portion 12 and the winding tape 18, and are integrally formed with the body 34 at both ends of the shaft member. The pull-out tape 22 is supported by the reel portion side wall 34 </ b> A, and is in rotational contact with the non-adhesive surface of the draw-out tape 22 on the outer peripheral surface of the pipe-shaped member, thereby guiding the draw-out tape 22.

As shown in FIG. 5, the tape guide 28 has a sliding contact portion 28A, and the movable locking portion 14 and the fixed locking portion 12 at the cutting position are substantially co-linear. It is arranged to be located at.

The reel unit 20 includes the winding tape 18.
And a reel 20B for detachably supporting the reel 20
And the reel side wall 34A that rotatably supports B.

Next, the operation of the tape cutter 10 according to the embodiment of the present invention when cutting the tape will be described.

When the tape is cut by the tape cutter 10, the loop 22B (the method of forming the loop will be described later) which has been formed at the time of the previous tape cutting is pinched by a finger. The peeling tape 22 is peeled off from the movable locking portion 14 and the fixed locking portion 12 at a position, and a new length of tape is drawn from the wrapping tape 18. It is brought into contact with the locking portion 14 to be adhesively locked.

Since the finger clamps the loop portion 22B and does not touch the adhesive surface of the pull-out tape 22, the adhesive of the tape does not adhere to the finger.

As shown in FIG. 2, the movable locking portion 14 at the standby position slightly protrudes above the draw-out side of the fixed locking portion 12, so that the pull-out tape 22 Only the movable locking portion 14 is adhesively locked, and the fixed locking portion 12 is not adhesively locked.

In this state, when the loop portion 22B is further pulled, the movable locking portion 14 is pulled toward the drawer side against the biasing force of the biasing means 24, and the swing member 3
6 and the stopper 26 swing to the cutting position where they come into contact with each other.
6 and cut off the tape.

Here, the operator's finger clamps the loop portion 22B of the tape to be cut off and does not touch the adhesive surface of the tape, so that the cut-off tape does not wrap or adhere to the finger.

When the movable locking portion 14 swings to the cutting position and cuts the tape, as shown in FIG. 5, the drawer tape 22 comes into contact with the fixed locking portion 12 and
It is adhesively locked to the fixed locking portion 12.

Since the pull-out tape 22 is guided and pulled out by the tape guide 28 and the movable locking portion 14, the pull-out tape 22 is swung from the standby position to the cutting position of the movable locking portion 14. , With respect to the fixed locking portion 12,
When the movable locking portion 14 approaches the cutting position at all times along a fixed locus, the movable locking portion 14 is securely and adhesively locked to the fixed locking portion 12.

The extending portion 22 of the drawer tape 22
A, as shown in FIG. 3, at the winding tape side end 14A of the movable locking portion 14 and the drawer side end 12A of the fixed locking portion 12, the adhesive surface is bent with the adhesive surface inside. I have.

Accordingly, when the movable locking portion 14 released from the tape is urged by the urging means 24 and swings to the standby position where the swinging member 36 and the wall 30 come into contact with each other. As shown in FIG.
A automatically forms a new loop with the adhesive surface inside.

More specifically, the bridging portion 22A starts to loosen from the tensioned state in which the adhesive surface is inward in the vicinity of both ends, so that the bending moment in the bent portion is eliminated as shown in FIG. That is, it starts to bend in the direction protruding toward the non-adhesive surface side, and as a result, a loop is formed with the adhesive surface inside.

The size of the loop can be adjusted by selecting the installation position of the stopper 26 and adjusting the cutting position of the movable locking portion 14. By forming the minimum necessary loop, The utilization rate of the tape can be increased.

Thereafter, the tape cutting operation using the loop is similarly repeated.

In the embodiment of the present invention, the tape cutter 10 has its components integrally formed with the body 34. However, the present invention is not limited to this. As shown in FIG.
, The movable locking part 14, the cutting blade 16, the urging means 24, the stopper 26, and the tape guide 28 are formed as one assembly independently from the whole, and The cutter unit 40 may be configured to be detachable from the general-purpose tape cutter 42.

The attachment and detachment of the cutter unit 40 and the general-purpose tape cutter 42 are performed by using the clip portions 40A and 40A.
B is performed by the snap action.

By using the cutter unit 40, a loop can be easily formed at the end of the drawn-out tape when the general-purpose tape cutter 42 cuts the tape.

The cutter unit 40 is mounted so as to cover the fixed blade 42A of the general-purpose tape cutter 42, and the fixed blade 42A is not used.

Further, in the example of the present embodiment, as shown in FIG. 2, the movable locking portion 14 is adjacent to the draw-out side of the fixed locking portion 12 at the standby position. However, the present invention is not limited to this, and as shown in FIG. 8, the end portion 14A of the movable locking portion 14 on the winding tape side is the end of the fixed locking portion 12 on the pull-out side. With respect to the portion 12A, it may be configured to protrude from above toward the winding tape. In this case, the inner adhesive surfaces near the lower end of the loop are securely brought into contact with each other and adhered.

Further, in the example of the present embodiment, the fixed locking portion 12 and the movable locking portion 14 at the cutting position are provided.
As shown in FIG. 3, the extending portion 22A of the drawer tape 22 is bent at both ends so that the adhesive surface is on the inside, but the present invention is not limited to this. Instead, the bridging portion 22A may be bent at one end so that the adhesive surface is on the inside.

Further, in the embodiment of the present invention, as shown in FIG. 5, the tape guide 28 includes a sliding contact portion 28A and the movable locking portion 14 at the cutting position.
Although the fixed locking portion 12 is arranged so as to be substantially linear, the drawer tape 22 is adhesively locked when it comes into contact with the fixed locking portion 12 due to its adhesive strength. In the case where the tape guide 28 slides without contact and abuts with a predetermined pressing force for the first time, as shown in FIG. 9, the tape guide 28 is connected to the sliding contact portion 28A with the cutting position. The drawer tape 22 between the movable locking portion 14 and the movable locking portion 14 may be arranged so as to be pressed against the fixed locking portion 12.

Further, as shown in FIG. 10, the tape guide 28 is configured to hold the pull-out tape 22 between the sliding contact portion 28A and the movable locking portion 14 at the cutting position.
The drawer tape 22 may be arranged so as to be separated from the fixed locking portion 12, and may be adhesively locked by being pressed against the fixed locking portion 12 by a finger or the like.

Further, in the example of the present embodiment, the cutting blade 16 is configured to swing integrally with the movable locking portion 14, but the present invention is not limited to this. The cutting blade 16 may be fixedly installed separately from the movable locking portion 14 on the drawing side of the movable locking portion 14 at the cutting position.

Further, as shown in FIG. 11, the cutting blade 16 is installed separately from the movable locking portion 14.
A stopper for abutting the movable locking portion 14 to position the cutting position may be formed, and an installation position of the cutting blade 16 may be adjustable so that the cutting position can be adjusted.

In this case, the cutting blade 16 is always located in the vicinity of the movable locking portion 14 at the cutting position regardless of the adjustment state of the cutting position. It does not protrude from the locking portion 14.

Further, in the embodiment of the present invention, the movable locking portion 14 and the cutting blade 16 are
The swing member 36 is pivotally supported at the base end by the locking portion side wall 32 via the pin 36A, and the urging means 24 is a torsion coil spring. Although the swing member 36 is configured to be urged toward the standby position, the present invention is not limited to this. As shown in FIG.
0 is disposed so as to overlap with the wall 30 in a substantially contact state with the side surface of the drawer, and the body 3
4 comprises a leaf spring 50 supported by the movable locking portion 1
The blade 4 and the cutting blade 16 are supported in the vicinity of a free end, which is the upper end of the leaf spring 50, and are swingable by bending of the leaf spring 50, and attached to the standby position by the elastic force of the leaf spring 50. You may be made to be energized.

By using the leaf spring 50, it is not necessary to use a pin and a torsion coil spring, so that the structure is simple and the cost is low.

Further, in the embodiment of the present invention, the stopper 26 is provided in the fitting hole 3 of the locking portion side wall 32.
The installation position can be changed stepwise by selecting 2A. However, the present invention is not limited to this, and as shown in FIG. The stopper 26 is guided by the long hole 32B to be movable, and can be fixed to and released from the locking portion side wall 32. The movable locking portion 14 is fixed within a certain range.
The cutting position may be adjusted steplessly.

Further, in the example of the embodiment of the present invention, as shown in FIG. 4, it is described that the inner adhesive surfaces of the loop portion 22B adhere to each other near the lower end. Even if the adhesive surfaces do not adhere to each other, it is only necessary that the outer non-adhesive surface can be pinched by a finger.

[0064]

According to the present invention, the tape can be cut without touching the adhesive surface of the tape by the tape cutter which easily forms a loop at the end of the drawn-out tape when the tape is cut. An excellent effect that the efficiency of the tape application operation is improved is provided.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the overall structure of a tape cutter according to an embodiment of the present invention.

FIG. 2 is a side view showing a relationship between a movable locking portion and a fixed locking portion at the standby position.

FIG. 3 is a side view showing a relationship between a movable locking portion and a fixed locking portion at the cutting position.

FIG. 4 is a perspective view showing a locked state of a loop formed at the end of the drawer tape.

FIG. 5 is a side view showing the arrangement of the tape guide.

FIG. 6 is a side view showing the curvature of the stretching portion of the drawer tape.

FIG. 7 is a perspective view showing the entire structure of the cutter unit.

FIG. 8 is a side view showing a relationship between a movable locking portion and a fixed locking portion at the standby position.

FIG. 9 is a side view showing the arrangement of the tape guide.

FIG. 10 is a side view showing the arrangement of the tape guide.

FIG. 11 is a side view showing a cutting blade which is installed separately from the movable locking portion and forms a stopper.

FIG. 12 is a perspective view showing a movable locking portion that swings while being supported by the leaf spring.

FIG. 13 is a perspective view showing a stopper for steplessly adjusting a cutting position.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Tape cutter 12 ... Fixed locking part 12A ... Pull-out side end part 14 ... Movable locking part 14A ... Wrapping tape side end part 16 ... Cutting blade 18 ... Wrapping tape 20 ... Reel part 20A ... Axis line 20B ... Reel 22 Drawer tape 22A Stretching part 22B Loop part 24 Biasing means 26 Stopper 26A Round bar-like member 26B Head 28 Tape guide 28A Sliding contact part 30 Wall 32A Fitting hole 32B Long Hole 34 Body 34A Reel side wall 36 Swing member 36A Pin 40 Cutter unit 40A, 40B Clip unit 42 General-purpose tape cutter 42A Fixed blade 50 Plate spring

Claims (11)

[Claims] A reel portion rotatably supporting an adhesive winding tape; a fixed locking portion for adhesively locking a pull-out tape which is peeled off from the winding tape and drawn out; A portion pulled out beyond the fixed locking portion is adhesively locked, and between a standby position near the fixed locking portion and a cutting position separated from the fixed locking portion to a pull-out side of the drawer tape. A movable locking portion oscillating with the biasing means for biasing the movable locking portion toward the standby position; and a movable locking portion provided on the drawer side of the movable locking portion. A cutting blade capable of cutting the drawer tape when swinging to the cutting position. 2. A general-purpose tape cutter having a reel portion for rotatably supporting an adhesive winding tape and a fixed blade for cutting a drawing tape which is peeled off and drawn from the winding tape. The cutter unit is provided with a free cutter unit, and the cutter unit adhesively locks a portion of the drawer tape that is pulled out beyond the fixed lock portion, and a fixed locking portion that adhesively locks the drawer tape. A movable locking portion that is swingable between a standby position near the fixed locking portion and a cutting position separated from the fixed locking portion to the drawing side of the drawer tape; and a movable locking portion. Urging means for urging in the direction of the standby position, a cutting blade provided on the drawer side of the movable locking portion, and capable of cutting the drawer tape when the movable locking portion swings to the cutting position. And characterized by having Tape cutter that. 3. The drawer tape according to claim 1, wherein a stretched portion of the drawer tape, which is stretched between the movable locking portion and the fixed locking portion at the cutting position, is connected to the movable locking portion. A tape cutter characterized by comprising a loop forming means for forming a loop by bending the adhesive surface inward, in conjunction with the swing in the direction of the standby position. 4. The loop forming means according to claim 3, wherein the loop forming means is formed on at least one of the fixed locking portion and the movable locking portion, and bends the bridging portion so that its adhesive surface is on the inside. A tape cutter characterized by having a slope inclined in a direction. 5. The winding tape according to claim 1, wherein the end portion of the movable locking portion on the winding tape side is larger than the end portion of the fixed locking portion on the drawing side at the standby position. Tape cutter protruding in the direction of the mounting tape. 6. The cutting blade according to claim 1, wherein the cutting blade is provided near the drawer side of the movable locking portion, and swings integrally with the movable locking portion. Tape cutter. 7. A tape cutter according to claim 6, wherein said movable locking portion and said cutting blade are formed integrally by bending a free end portion which is one end of a plate-like body. 8. The device according to claim 7, wherein the plate-like body is pivotally supported at a base end portion opposite to the free end toward the fixed locking portion, and the biasing means comprises a torsion coil spring. A tape cutter for urging a plate-like body toward the standby position. 9. The apparatus according to claim 7, wherein said urging means comprises a leaf spring, and said plate-like body is supported on said fixed locking portion side via said leaf spring, and is swingable by bending of said leaf spring. A tape cutter characterized by the following. 10. The cutting of the movable locking portion according to claim 1, wherein a distance between the movable locking portion at the cutting position and the fixed locking portion is adjustable. A tape cutter characterized in that a position is determined and a stopper capable of adjusting the cutting position is provided. 11. The tape guide according to claim 1, further comprising a tape guide disposed between the fixed locking portion and the wrapping tape, the tape guide contacting a non-adhesive surface of the drawer tape. And the movable locking portion guides the pull-out tape to be pulled out by being adhesively locked to the movable locking portion, and to approach the fixed locking portion along a fixed locus. Tape cutter.