JP5116501B2 - Tape cutter - Google Patents

Description

  The present invention is a tabletop-type tape cutter that supports a tape wound in a roll shape in a rotatable manner and cuts the fed tape to a desired length, and is particularly excellent in design. About.

The desktop tape cutter has a structure in which a tape support part that rotatably supports a tape wound in a roll shape and a cutting part that cuts the fed tape into a desired length are projected on a base. The hand is inserted into the space between the tape support part and the cutting part, the tape is picked up, and the tape is pulled out to a desired length and then cut (Patent Document 1).
However, tape cutters installed on the table as equipment for stores and offices tend to require design as part of the interior, and the front part visually recognized by users etc. is a design plane. There is a high demand to configure.

In particular, in the case of a tape cutter for adhesive tape, dust adheres to the adhesive surface of the tape exposed in the space portion between the tape support portion and the cutting portion, or the adhesiveness decreases due to drying. In order to prevent this, the tape support part and the cutting part are configured in the same plane (Patent Document 2), or the cutting part is accommodated in the holder (Patent Document 3), whereby the tape support part and the cutting part are There has also been proposed one in which no space is created between the two.
JP-A-7-97120 Japanese Patent Laid-Open No. 2007-22802 Japanese Patent Laid-Open No. 10-44088

However, in the tape cutter disclosed in Patent Document 2, the tape support portion and the cutting portion are formed on the same plane, and there is no space for inserting a hand to feed out the tape. It is necessary to provide a mechanism to be formed.
Further, the tape cutter disclosed in Patent Document 3 needs to be attached to the holder body so that the stored cutting part can be pulled out from the holder body, so that the structure is complicated. To do. Moreover, since the operation which pulls out a cutting | disconnection part from a holder main body and the operation which picks out a tape and cut | disconnects and cuts is required in use, work efficiency falls.

  Therefore, an object of the present invention is to provide a tape cutter that can improve the design by eliminating the space between the tape support portion and the cutting portion, while having a simple structure.

In order to solve the above-mentioned problems, a tape cutter according to the present invention has a plate in a direction perpendicular to the front portion on one side of a front portion on which one end bearing portions for supporting one end of a rotating shaft of a reel are formed. A tape cutter in which a side surface portion is provided to form a holder member having a substantially L-shaped cross section, and a cutting portion is provided at an upper end portion and a lower end portion of the side surface portion, and has a cutting blade and a pedestal portion. The cutting member is made upside down on the back side of the side part so that the cutting blade appears at the upper part of the side part and the pedestal part appears at the lower part of the side part. It is characterized by.
In this case, the one end bearing portion includes a first bearing portion on which the reel is supported when the upper end cutting portion is used, and a second bearing on which the reel is supported when the lower end cutting portion is used. And a bearing portion .
Moreover, you may comprise further including the other end bearing member which supports the other end of the said rotating shaft of the said reel.

The other end bearing member is provided with a leg portion, and the length of the leg portion is set to a length that maintains the horizontal state of the reel when assembled to the holder member via the reel. May be.

The tape cutter according to claim 1 is provided with a side surface portion on which a cutting blade is provided on one side of a front surface portion on which one end bearing portion for supporting one end of a rotating shaft of a reel is formed, and the holder member has a substantially L-shaped cross section. Therefore, in the front view, there is no space between the one end bearing portion and the cutting blade, so that the design property when installed on a desktop is high, and dust or the like hardly adheres to the tape.
On the other hand, on the back side of the holder member, there is a space between the bearing portion and the cutting blade, and the tape attached to the reel can be pulled out by inserting a hand from the space portion. The function of is not impaired.

At this time, since the cutting portions are provided on both the upper end portion and the lower end portion of the side surface portion of the holder member, the cutting portion can be positioned on the right side by inverting the holder member in the vertical direction. It is also possible to position them, and it is possible to flexibly cope with differences in the dominant hand of the user.
Thereby, the designability can be improved while maintaining a simple structure without impairing the function as a tape cutter.
Note that the tape mounted on the reel may be a belt or a wire. Moreover, you may have adhesiveness.

In particular, since the cutting member having the cutting blade and the pedestal portion is turned upside down on the back side of the side portion so that it can be attached and detached, the side portion to which the cutting member is attached can be positioned in either the left or right direction. Therefore, it is possible to flexibly cope with the difference between the dominant hand of the user.
Further, when the cutting blade is damaged or consumed, it is only necessary to replace the cutting member, so that it can withstand long-term use as a part of the interior.
Furthermore, by preparing various types of cutting blades and appropriately changing the cutting member, it is possible to cut into a desired cutting state such as a linear shape or a jagged shape.
According to a second aspect of the present invention, there is provided a tape cutter according to a second aspect of the present invention, in which a reel is supported on the front portion of the holder member when the tape is cut using the upper end cutting portion, and the tape is cut using the lower end cutting portion. One end bearing part is formed by the two bearing parts of the second bearing part on which the reel is supported when cutting, so that the reel is positioned at the optimum height when cutting the tape in either the left or right direction. Can be made.
Since the tape cutter according to the third aspect further includes the other end bearing member for supporting the other end of the rotation shaft of the reel, it is possible to effectively prevent the reel from being detached from the holder member.

  Since the tape cutter which concerns on Claim 4 provided the leg part in the other end bearing member, it can install a holder member on a desktop in the stable state. At this time, since the length of the leg is set so that the horizontal state of the reel is maintained when assembled to the holder member via the reel, smooth rotation of the reel is ensured, and the tape is smooth. Can be paid out.

  A preferred embodiment of the present invention will be described with reference to the accompanying drawings. In addition, embodiment is not limited to the following forms, Other aspects are possible if the subject of this invention can be solved.

  FIG. 1 is a perspective view showing a tape cutter 1 according to a first embodiment of the present invention. The tape cutter 1 is a desktop tape cutter that rotatably supports an adhesive tape wound in a roll shape and cuts the fed adhesive tape into a desired length, as shown in FIG. Further, the holder member 10, the reel 20, and the other end bearing member 30 are configured.

The holder member 10 is formed in an L-shaped cross section by a front part 11 made of a rectangular plane and a side part 12 having a plate surface extending in a direction orthogonal to the front part.
Bearings 13a and 13b for supporting one end of the rotating shaft of the reel 20 are provided on the back surface of the front portion 11 at two locations, upper and lower.
The first bearing 13a provided above is a portion on which the reel 20 is supported when the tape is cut using a first cutting portion 14a provided at the upper end of the side surface portion 12 described later, The second bearing 13b provided below is a portion on which the reel 20 is supported when the holder member 10 is turned upside down and the tape is cut using the second cutting portion 14b.

The length M1 from the upper end portion of the holder member 10 to the first bearing 13a and the length M2 from the lower end portion to the second bearing 13b are the same, and the length of the leg portion 31 of the other end bearing member 30 to be described later. Designed accordingly.
On one side of the front portion 11, a side surface portion 12 having a plate surface extending in an orthogonal direction is continuously formed via a taper portion 15. Cutting portions 14 a and 14 b are provided at the upper end portion and the lower end portion of the side surface portion 12.

A cutting blade is attached to the first cutting portion 14a provided at the upper end with the cutting edge facing upward. A base member made of an elastic member such as rubber is attached to the second cutting portion 14b provided at the lower end. The cutting blade and the elastic member are detachable, and can be mounted interchangeably.
By inserting one end of the rotating shaft 21 of the reel 20 into the first bearing 13a of the front portion 11, the reel 20 is rotatably supported by the holder body 10 as shown in FIG.

As shown in FIG. 2, the reel 20 has a reel portion 22 to which a standard size adhesive tape can be attached, and is rotated by a rotary shaft 21 having a shaft diameter that can be supported by any of the bearings 13a and 13b.
The other end portion of the rotating shaft 21 of the reel 20 can be assembled to the state shown in FIG. 1 by supporting it on the bearing 32 provided inside the other end bearing member 30.

The other end bearing member 30 is provided with leg portions 31 as shown in FIG.
The leg portion 31 is designed to have such a length that the horizontal state of the reel 20 is maintained when the other end bearing member 30 is assembled to the holder member 10 via the reel 20. And the protrusion part 33 which protrudes toward inner side is formed in the lower part of the leg part 31, and when the protrusion part 33 is inserted in the 2nd bearing 13b of the holder member 10, other The end bearing member 30 is assembled to the holder member 10.

The use state of the tape cutter 1 having the above-described configuration will be described.
When the user is right-handed, as shown in FIG. 1, the user is placed on the table so that the side surface portion 12 is positioned on the right side with respect to the front surface portion 11 of the holder member 10. Since the front part 11 of the shape is located on the user side, the adhesive tape is less likely to be noticed. By making the front part 11 of the holder member 10 a highly decorative design, the tape cutter 1 can be placed on the table as if it were part of the interior.

When an adhesive tape is used, a hand is inserted into the back side of the front part 11 of the boulder member 10 to feed out the tape and cut by the first cutting part 14 a at the upper end of the side part 12.
This eliminates the need to provide a space for inserting a hand in the front of the tape cutter when the tape is fed, thereby improving the design and reducing the chance of dust and the like adhering to the tape.

When the tape cutter 1 is arranged in a store or the like, the front part 11 faces the outside of the counter (ie, the customer side) and the back side faces the inside of the counter (ie, the clerk side). As shown in FIG. 4, a cutting blade is attached to the second cutting portion 14b, and a base member is attached to the first cutting portion a.
As a result, the tape cutter 1 that is easy to use for the store clerk who uses the inside B of the counter and looks as if it is a figurine for the customer outside the counter A can be obtained.

In the tape cutter according to the present invention, as shown in FIG. 5, one end bearing portion for supporting one end of the rotating shaft of the reel 120 is formed at one place on the front portion 111 of the holder member 110 having a substantially L-shaped cross section. However, the first and second cutting portions 114a and 114b may be provided only at the upper end portion and the lower end portion of the side surface portion 112.
Moreover, the tape cutter which concerns on this invention WHEREIN: You may attach a cutting blade to both the cutting parts 114a and 114b so that attachment or detachment is impossible.

Next, a tape cutter according to a second embodiment of the present invention will be described with reference to FIG.
The tape cutter 201 includes a holder member 210, a reel 220, a second end bearing member 230, and a cutting member 50.

The holder member 210 is formed in an L-shaped cross section by a front part 211 formed of a rectangular plane and a side part 212 having a plate surface extending in a direction orthogonal to the front part.
As shown in FIG. 7, bearings 213 a and 213 b for supporting one end of the rotating shaft of the reel 220 are provided on the back surface of the front portion 211 at two locations on the top and bottom.

The first bearing 213a provided on the upper side is a part on which the reel 220 is supported when used in the state shown in FIG. 6, and the second bearing 213b provided on the lower side is provided with the holder member 210. This is a part where the reel 220 is supported when the side part 212 is positioned upside down and positioned on the left side of the front part 211 for use.
The length M1 from the upper end portion of the holder member 210 to the first bearing 213a and the length M2 from the lower end portion to the second bearing 213b are the same, and the length of the leg portion 231 of the other end bearing member 230 described later. Designed accordingly.

Shaft members 40a and 40b are fixed to the respective bearings 213a and 213b. The first shaft member 40a at the upper position is for fixing the other end bearing member 230 to the holder member 210 while supporting the reel 220, and the second shaft member 40b at the lower position is at the lower position. This is for fixing the other end bearing member 230 and the holder member 210.
The attachment state of the shaft members 40a and 40b will be described with reference to FIG. FIG. 8 shows a state in which the decorative plate attached to the front portion 211 of the holder member 210 is removed, and an attachment mechanism for attaching the other end bearing member 230 to a position corresponding to each of the bearings 213a and 213b. 41 is provided.

The attachment mechanism 41 is covered with the reinforcing member 42 and the protective wall 43, and when these are removed, the shaft member 40 screwed into the female screw portion provided on the back surface member 216 of the front surface portion 211 appears. A fitting hole 217 appears in the vicinity. The other end bearing member 230 is fixed to the holder main body 210 by fitting a fitting claw 234 of the other end bearing member 230 described later into the fitting hole 217.
On one side of the front part 211, a side part 212 extending continuously in the orthogonal direction with a taper part 215 is continuously formed. As shown in FIG. 7, fitting convex portions 250a and 250b for detachably attaching a cutting member 50 described later are provided on the upper end portion and the lower end portion of the side surface portion 212, respectively.

A reel 220 is supported on the first shaft member 40a via a pipe portion 236 of the other end bearing member 230 described later (see FIG. 9). Ribs 222 are formed on the outer peripheral surface of the reel 220 so that a standard-size adhesive tape can be securely attached.
The diameter of the opening 223 at the center of the reel 220 is designed to be slightly larger than the outer diameter of the pipe portion 236 of the other end bearing member 230, and the shaft member 40 a of the holder member 210 is inserted into the pipe 236 portion. The reel is rotated around the shaft member 40a (see FIG. 7). In this way, the reel 220 is configured to be supported by the other end bearing member 230 and the first bearing 213a of the holder member 210.

Next, the other end bearing member 230 will be described.
The other end bearing member 230 includes a leg portion 231 and a flange portion 232.
The leg portion 231 is a portion for improving the stability of the other end bearing member 230 and fixing the other end bearing member 230 to the holder member 210 at a lower position, and is provided in the vicinity of the second bearing 213b. The mechanism 41 is detachably attached to the holder member 210.

  The leg portion 231 is designed to have such a length that the horizontal state of the reel 220 is maintained when the other end bearing member 230 is assembled to the holder member 210 via the shaft member 40. A base portion extends in a direction perpendicular to the leg portion 231 from a middle portion to a lower portion of the leg portion 231. A pipe portion 233 into which the second shaft member 40b of the holder member 210 is inserted is provided at the upper edge portion of the base portion, and below this, the other end bearing member 230 is fixed to the holder main body 210. A mechanism is provided.

The height M3 from the lower end of the leg part 231 to the pipe part 233 is the length M1 from the upper end part of the front part 211 of the holder member 210 to the first bearing 213a and from the lower end part to the second bearing 213b. It is set to be the same as the length M2.
A mechanism for fixing the other end bearing member 230 to the holder main body 210 includes a fitting claw portion 234 provided at the tip of the base, and an elastic member (not shown) that urges the fitting claw portion 234 in the fitting direction. And an operation unit 235 for elastically deforming the elastic member.

  The operation part 235 is exposed to both side surfaces of the leg part 231 through an opening provided in the leg part 231 (see FIG. 10), and is provided inside by pressing in the direction of the leg part 231. The fitting claw portion 234 is displaced in the opening direction via the elastic member, and the fitting state in the fitting hole 217 of the holder member 210 is released. Thereby, the other end bearing member 230 can be detached from the holder main body 210.

The flange portion 232 provided at the upper end of the leg portion 231 is a portion for supporting the reel 220 via the first shaft member 40a in the upper position, and a pipe portion 236 is projected from the surface on the reel side. ing.
The inner diameter of the pipe portion 236 is the same as the inner diameter of the pipe portion 233 of the leg portion 231, and the outer diameter is designed to match the inner diameter of the opening 223 of the reel 220 so that the reel 220 rotates smoothly. . By inserting the first shaft member 40a into the pipe portion 236, the holder member 210 can be fixed at the upper position.

The cutting member 50 is detachably attached to the holder member 210.
The cutting member 50 is attached to the back side of the side surface portion 212 of the holder member 210. As shown in FIG. 11, from the front side of the side surface portion 212, an upper end attachment portion 52 provided with a cutting blade 51 and a lower end attachment. Only the part 53 appears. As shown in FIGS. 12 to 16, the cutting member 50 is provided with a cutting blade 51 at the upper end, and fitting convex portions 250 a provided on the holder main body 210 on the back side of the attachment portions 52 and 53 at the upper and lower ends. Fitting recesses 54a and 54b that can be fitted to 250b are provided.

The fitting recesses 54 a and 54 b of the cutting member have the same shape, and can be fitted to any of the fitting projections 250 a and 250 b of the holder body 210.
A pedestal 55 for improving stability is provided at the bottom of the lower end attachment portion 53 of the cutting member 50. In this case, the pedestal portion 55 may be made of an elastic member, or the cutting member itself may be made of a highly flexible resin material such as polypropylene (PP).

The usage state of the tape cutter 201 having the above-described configuration will be described.
When the user is right-handed, as shown in FIG. 6, the side part 212 is placed on the right side with respect to the front part 211 of the holder member 210.
When the user is left-handed or wants to face the front part 211 to the customer side, such as when using in a store, the cutting member 50 is removed, the holder member 210 is turned upside down, and then positioned above the holder member 210. The fitting concave portion 54a of the upper end mounting portion 52 of the cutting member 50 is fitted to the second fitting convex portion 250b that has come to do.

If the cutting blade 51 of the cutting member 50 is damaged or worn out, only the cutting member 50 needs to be replaced. Therefore, the holder member 210 is manufactured from a high quality material so that it can be used as a part of the interior for a long period of time. Good.
Further, by preparing cutting members having various shapes of cutting blades and appropriately changing the cutting members, the cutting members may be cut into a desired cutting state such as a straight shape or a jagged shape.

  The present invention can be applied not only to office tape cutters but also to cutter holders for feeding and cutting tape used for cargo handling or manufacturing.

It is a perspective view which shows the tape cutter which concerns on 1st Embodiment of this invention. It is a perspective view which shows the state which decomposed | disassembled the said tape cutter for every structural member. It is a perspective view which shows the state which assembles | attaches the said tape cutter. It is a perspective view which shows the state which uses it upside down. It is a perspective view which shows the modification of this embodiment. It is a perspective view which shows the tape cutter which concerns on 2nd Embodiment of this invention. It is a disassembled perspective view which shows the state which removed the other end bearing member and cutting member of the said tape cutter. It is explanatory drawing which shows the state which removed the decorative board of the front part of a holder member. It is explanatory drawing which shows the state in which a reel is supported via the pipe part of an other end bearing member. It is a rear view which shows the state which looked at the tape cutter from the back side. It is a side view which shows the state which looked at the tape cutter from the side part part side. It is a front view of the cutting member attached to the back side of a holder member. It is a rear view of the said cutting member. It is a side view of the said cutting member. It is a top view of the said cutting member. It is a bottom view of the said cutting member.

Explanation of symbols

1, 201 ... Tape cutter 10, 110, 210 ... Holder member 11, 111, 211 ... Front part 12, 112, 212 ... Side part 13a, 213a ... First bearing (one end Bearing)
13b, 213b ... 2nd bearing (one end bearing part)
14a, 114a ... 1st cutting part 14b, 114b ... 2nd cutting part 15, 215 ... Taper part 216 ... Back surface member 217 ... Fitting hole 20, 220 ... Reel 21 ... Rotating shaft 22 ... Reel part 222 ... Rib 223 ... Space part 30, 230 ... Other end bearing member 31, 23 ... Leg part 32 ... Bearing 33 ... Projection part 233 ... Pipe part 234 ... Fitting claw part 235 ... operation part 236 ... pipe part 250a, 250b ... fitting convex part 40a ... first shaft member 40b ... second shaft member 41 ... mounting mechanism 42 ... reinforcing member 43 ... protective wall 50 ... cutting member 51 ... Cutting blade 52 ... Upper end mounting portion 53 ... Lower end mounting portion 54 ... Fitting recess 55 ... Base portion

Claims (4)

On one side of the front part (11, 211) where one end bearing parts (13a, 13b, 213a, 213b) for supporting one end of the rotating shafts (21, 236) of the reels (20, 220) are formed, Side surface portions (12, 212) extending in the direction perpendicular to (11, 211) are provided to form a holder member (10, 210) having a substantially L-shaped cross section, and the side surface portions (12, 212). It cuts into the upper and lower ends of) (14a, 14b, 250a, 250b) a tape cutter which is provided with,
A cutting member (50) having a cutting blade (51) and a pedestal portion (55), the cutting blade (51) appears at the upper cutting portion of the side surface portion (12, 212), and the lower cutting portion. The tape cutter is characterized in that it can be attached to and detached from the back side of the side surface parts (12, 212) so that the pedestal part (55) appears. The one end bearing portion (13a, 13b, 213a, 213b) includes a first bearing portion (13a, 213a) on which the reel (20, 220) is supported when the upper end cutting portion is used, and the lower end The tape cutter according to claim 1, further comprising a second bearing portion (13b, 213b) on which the reel (20, 220) is supported when the cutting portion is used .   3. The other end bearing member (30, 230) for supporting the other end of the rotating shaft (21, 236) of the reel (20, 220) is further configured. The tape cutter described.   The other end bearing member (30, 230) is provided with legs (31, 231), and the length of the legs (31, 231) is set to the holder member (10, 220) via the reel (20, 220). 110. The tape cutter according to claim 3, wherein the tape cutter is set to a length that maintains the horizontal state of the reel (20, 220) when assembled to 110).

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