KR200462320Y1 - Box packing manual tape dispenser - Google Patents

Abstract

According to the present invention, when the trigger exposed to the upper part is pressed, the cutting blade disposed inside the case is rotated and drawn out to the outside of the case to cut the tape, so that the cutting work of the cutting blade is convenient and the cutting blade is drawn out safely and quickly. A box packaging manual tape dispenser capable of cutting a tape. Box packaging manual tape dispenser according to the present invention is a rotatable installation on the inner circumferential surface of the case and a case having a protrusion formed with a circular protruding ring to install the roll tape and the tape is discharged at one end of the fitting ring; An attachment roller for guiding the lower surface of the tape, rotatably installed in a position adjacent to the attachment roller, and a squeezing roller for guiding the upper surface of the tape, and a cutting blade holder rotatably installed on the central axis of the squeezing roller; A cutting blade mounted at one end of the cutting blade holder, and a trigger installed at an upper portion of the case, one end of which is exposed to the outside of the case and connected to the connecting rod assembled at the other end with the cutting blade holder.

Description

Manual tape dispenser for box packing {BOX PACKING MANUAL TAPE DISPENSER}

The present invention relates to a manual tape dispenser for box packaging, and more particularly, when the trigger exposed to the upper part is pressed, the cutting blade disposed inside the case is rotated and pulled out of the case to cut the tape, thereby cutting out the cutting blade. A manual tape dispenser for box packaging which can cut tapes safely and quickly by this convenient and withdrawn cutting edge.

Republic of Korea Utility Model Publication No. 20-2011-0010015, the name of the invention is a manual tape dispenser for box packaging is filed by the inventor of the present invention. A conventional box packaging manual tape dispenser cuts a tape while the cutting blade is pulled out in a linear direction when the trigger is pressed. Therefore, the work is very inconvenient because the tape is cut by the cutting blade which is pulled up and the trigger is pulled up while holding the handle of the tape dispenser. In addition, the trigger is installed inside the cylindrical case, when the width of the packaging tape is wide, it is inconvenient to hold the case by hand to operate the trigger, there is a problem that takes a lot of power.
Also, after inserting the tape tip between the auxiliary roller and the attachment roller, turn the screw to pull the tape between the attachment roller and the compression roller. The rollers are structurally complex because each roller works in conjunction with each other, and there is a problem in that manufacturing costs are increased by installing a plurality of rollers.

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The present invention is to solve the conventional problems as described above, and pull the trigger exposed to the upper portion of the cylindrical case without lifting the wrist holding the tape dispenser, the cutting blade rotates to the outside of the case to quickly cut the tape Therefore, an object of the present invention is to provide a manual tape dispenser for box packaging which can be conveniently and safely used by an operator.
In addition, by installing a trigger that can be pulled by the index finger on the top instead of the trigger installed in the conventional inner space of the cylindrical case, it is possible to reliably grip the case with the fingers other than the index finger, to use and cut the roll tape as necessary It is an object of the present invention to provide a manual tape dispenser for box packaging that can save tape.

A feature of the present invention for achieving the above objects is a case having a circularly protruding fitting ring for installing a roll tape and having a protrusion for discharging the tape at one end of the fitting ring, and a rotatable inner surface of the protrusion. Attachment roller for guiding the lower surface of the tape, rotatably installed in a position adjacent to the attachment roller, and compression roller for guiding the upper surface of the tape, and cutting blade holder rotatably installed on the central axis of the compression roller. And a cutting blade mounted at one end of the cutting blade holder, and a trigger installed at an upper portion of the case and rotatably installed at one end thereof so as to be rotatable with a connecting rod which is exposed to the outside of the case and assembled with the cutting blade holder at the other end. A manual tape dispenser for box packaging is disclosed.

According to the present invention, when the trigger exposed to the upper part of the case is pulled out, the cutting blade is rotated and pulled out of the case, so that the tape can be cut in the working state without lifting the wrist so that the operator can use it conveniently and effortlessly. There is. In addition, since the cutting blade is located inside the case except when cutting the tape, it is possible to prevent accidents due to the sharp cutting blade and to use it safely.
In addition, even if the width of the packaging tape is narrow or wide, the operator can easily grip and use the tape dispenser, and it is easy to assemble and reduce the manufacturing cost since there is no need for an auxiliary roller installed to take out the conventional tape. In addition, it is provided with a stop jaw to prevent excessive rotation of the cutting blade drawn out of the case when pulling the lever has an effect of improving the smooth operation and durability.

1 is an external appearance front view as an example of the present invention
2 is a back view of the exterior as an example of the present invention
3 is a top view of an example of the present invention
4 is a front view and a side view as an example of the cover of the present invention
5 is a detailed front view with only the circular lid removed from FIG.
6 and 5, after inserting a roll tape, the end of the tape is laid down past the attachment roller (without a cover for convenience)
The packaging operation while pulling the tape end of FIG. 7 to the box surface in the direction of the arrow
Cutting tape by pulling the trigger in the direction of the arrow after attaching the tape as in FIG.
Figure 9 removes the tension coil springs in Figure 8 so that the trigger and connecting rods are easily visible
Front and side views as an example of the trigger of the tenth degree
11 is a front view and a side view as an example of a connecting rod
Front and side views as an example of the cutting blade holder of FIG.
Fig. 13 Schematic drawing of tape cutting mechanism

Other objects, specific advantages and novel features of the present invention will become more apparent from the following detailed description and the preferred embodiments associated with the accompanying drawings.
Hereinafter, preferred embodiments of the manual tape dispenser for packing a box according to the present invention will be described in detail with reference to the accompanying drawings.
First, referring to FIGS. 1 to 5, the cylindrical case 1 includes a fitting ring 5 protruding along an inner circumferential surface through which a center thereof is installed to install the roll tape 17. One end of the fitting ring 5 is provided with a protrusion 2 so that the tape drawn out from the roll tape 17 is discharged to the outside of the case 1, and the end of the protrusion 2 forms a round arc portion 3. do. In the lid 6 shown in FIG. 4, the lid fitting ring 7 of the lid 6 is assembled with the fitting ring 5 of the case 1 so that the roll tape 17 is not separated from the case 1. The case 1 has a semi-cylindrical outer wall 4 formed only at the right half at intervals from the fitting ring 5, but is not limited thereto. In addition, the case 1 has a trigger 22 is exposed at the top and the groove 22 is formed to limit the moving distance of the trigger (5).
The attachment roller 8 is rotatably installed on the inner circumferential surface of the projection 2 and guides the lower surface of the tape. Moreover, the turning screws 10 and 10 'are respectively assembled toward the central axis on both sides of the attachment roller 8 from the outside of the projection 2. The turning screws 10 and 10 'are used to pull the tape end out of the projection 2. The pressing roller 11 is rotatably installed in a position adjacent to the attachment roller 8 and guides the upper surface of the tape. The pressing roller 11 is provided with a pressing roller shaft 12 at the center thereof, and a cutting edge holder 13 is rotatably installed around the pressing roller shaft 12.
Referring to FIG. 12, the cutting blade holder 13 has a pressing roller 11 disposed between the brackets 14 and 14 ′ extending to both sides. At this time, the center hole of the brackets 14 and 14 'and the center hole of the pressing roller 11 are on the same line, and the pressing roller shaft 12 is assembled into the center hole of the pressing roller 11 from the outside of the projection 2. do. In this assembled state, the pressing roller 11 is rotated and the cutting blade holder 13 is rotated based on the pressing roller shaft 12. The cutting blade 15 is assembled to the cutting blade insertion groove 16 formed at one end of the cutting blade holder 13.
5, 10, and 11, the cutting blade providing means for operating the cutting blade holder 13 includes a trigger 19, a connecting rod 24, and a spring 27. The case 1 has no separate handle because the worker grips the inner through-hole of the fitting ring 5 by hand. The trigger 19 is installed on top of the case 1. That is, the trigger 19 is rotated around the trigger pin 21, part of the inside of the case 1, and part of the trigger is exposed to the top of the case 1, the end of the exposed trigger (19) from the left It works by pulling in the right direction.
Referring to FIG. 11, one end of the connecting rod 24 is rotatably connected to the cutting blade holder 13, and the other end is rotatably connected to the trigger 19 located inside the case 1. That is, one end is rotatably connected to the connecting portion 20 of the trigger 19, and the other end is rotatably connected to the connecting portion 25 of the cutting blade holder (13). Therefore, when the trigger 19 is pulled from the left to the right direction, the trigger portion 19 rotates around the trigger pin 21 and the connection portion 20 pushes one end of the connecting rod 24. When the connecting rod 24 receives the rotational force of the trigger 19 and pushes the connecting portion 25 connected to the other end of the connecting rod 24, the cutting blade holder 13 formed integrally with the connecting portion 25 simultaneously compresses the roller shaft. Rotate around (11). When the cutting blade holder 13 is rotated, the cutting blade 15 provided at one end is drawn out of the protrusion 2 to cut the tape end.
A tension coil spring of the spring 27 is used, one end is assembled to the trigger 19 and the other end is assembled to the cutting blade holder 13. When the external force pulling the trigger 19 by the spring 27 assembled in this way is removed, the trigger 19 will be restored from the right to the left by the elastic force of the spring 27.
It describes a specific operating state of the box tape dispenser for packaging according to the present invention. First, referring to FIGS. 5 to 9, the inner diameter portion of the roll tape 17 is inserted into the fitting ring 5, and then the cover 6 is assembled to the fitting ring 5. The tape end is drawn out toward the protrusion 2 of the case 1, and the tape bottom surface is attached to the attachment roller 8 so that one of the turning screws 10, 10 'of the pair of turning screws 10, 10' is attached. Turn the tape end between the pressing roller 11 and the attachment roller 8 to pull the tape a little outward of the projection 2 to complete the installation of the roll tape 17.
Next, when the trigger 19 is pulled to pack the box, the tape end is adhered to the box surface 30, and then the packing operation is performed while pressing with the pressing roller 11. At this time, while pressing the lower portion of the pressing roller 11 and the case 1 at the same time in close contact with the box surface 30 to the body of the operator is easy to attach the tape. If the finger pulling the trigger 19 is released after the cutting operation of the tape end is completed, the trigger 19 returns to its original state by the restoring force of the spring 27. In order to maintain a proper rotation angle of the trigger 19 and the cutting blade holder 13, a stop jaw 29 protruding from the inner circumferential surface of the case 1 toward the connecting rod 24 is further provided.
Next, while pulling the case (1) forward while pressing the tape end to one edge of the box surface (30), the tape is attached to the box for easy packaging, and the cutting blade (15) is the case unless the trigger (19) is pulled. (1) It is hidden inside.

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를 각도α만큼 당기면 방아쇠 하부

는 지점 A를 중심으로 각도α만큼 회전하여

로 회전한다. 이때 연결 막대

의 C점이 커팅날 홀더(긴 파선으로 도시함)와 동축인 압착 롤러 축의 중심 E점 상에서 각도β만큼 회전시켜 C'점에 이동한다. 커팅날은 선단D 또한 일정 각도β만큼 회전해서 D'점에 오며 밑의 테이프

를 절단하게 된다. 도면에서 짧은 파선으로 그려진 것이 작동 후의 상태이다.The tape cutting function will be described further in FIG. 13.

Pull by the angle α, lower the trigger

Rotates by angle α around point A

Rotate to The connecting rod

Point C is rotated by the angle β on the center point E of the crimping roller shaft coaxial with the cutting edge holder (shown by a long broken line) to move to the point C '. The cutting edge is rotated by the tip D and the angle β to the point D '.

Will be cut. The short dashed line in the figure shows the state after operation.

와의 절단 각도 θ가 90°이하가 되어 테이프를 안쪽으로 비스듬히 절단하게 되어 절단이 수월해진다. 이의 실현을 위해 방아쇠의 하부 길이

가 연결 막대

와 길이가 같도록 하고 이들이 이루는 각도가 90°가 되도록 하였을 때, 선분

와

의 합이

가 되어 길이가 최대로 되어 커팅날 홀더의 회전 각도β 또한 최대로 된다. 단, 스프링을 본 제품의 예와 같이 설치했을 때에는 선분

와

가 방아쇠 연결핀(23)의 새 중심점 (B')에서 직선 또는 그 이상으로 작동되면 스프링(27)이 원상 복귀하려 해도 작동이 안될 우려가 있다. 따라서 상부 레버를 최대로 당겼을 때라도 선분

와

의 각도는 90°에서부터 커져 180°미만이 되도록 정지턱(29)의 크기와 위치를 정해야 한다.
본 고안에서와 같이 방아쇠가 케이스의 상부에 설치되고, 방아쇠의 작동에 따라 연결된 연결 막대와 커팅날 홀더가 동시에 작동한다. 따라서 방아쇠와 커팅날 홀더의 거리가 짧아 방아쇠의 작동에 따라 신속하고 정확하게 작동하는 구조적인 장점이 있다. 또한, 케이스의 상부에 방아쇠가 설치되기 때문에 작업자가 케이스를 파지하기 용이하고, 방아쇠의 작동이 손쉬워 테이프를 절단하는 작업이 편리한 효과가 있다.
앞에서 설명되고, 도면에 도시된 본 고안의 실시예들은 본 고안의 기술적 사상을 한정하는 것으로 해석되어서는 안 된다. 본 고안의 보호범위는 청구범위에 기재된 사항에 의하여만 제한되고, 본 고안의 기술분야에서 통상의 지식을 가진 자는 본 고안의 기술적 사상을 다양한 형태로 개량 변경하는 것이 가능하다. 따라서 이러한 개량 및 변경은 통상의 지식을 가진 자에게 자명한 것인 한 본 고안의 보호범위에 속하게 될 것이다.In this case, the cutting blade holder D 'and the tape, which are safely concealed in the circular arc part, must be increased by increasing the angle of rotation β of the cutting edge holder in the confined narrow part and the circular arc part.

The cutting angle θ of the wah becomes 90 ° or less, so that the tape is cut at an angle inwardly, thereby facilitating the cutting. Lower length of trigger for realization of this

Fall connection rod

When the lengths are the same and the angle between them is 90 °,

Wow

Sum of

The length is maximized, and the rotation angle β of the cutting blade holder is also maximized. However, when the spring is installed as in the example of this product,

Wow

If it is operated in a straight line or more at the new center point B 'of the trigger connecting pin 23, there is a risk that the spring 27 will not work even if it tries to return to its original position. Therefore, even when the upper lever is pulled to the maximum

Wow

The angle of the jaw should be set to the size and position of the stop jaw 29 so as to increase from less than 180 °.
As in the present invention, the trigger is installed on the upper part of the case, and the connecting rod and the cutting blade holder are simultaneously operated according to the operation of the trigger. Therefore, the distance between the trigger and the cutting blade holder has a structural advantage that works quickly and accurately according to the operation of the trigger. In addition, since the trigger is installed on the upper part of the case, it is easy for the operator to hold the case, and the operation of the trigger is easy.
Embodiments of the present invention described above and illustrated in the drawings should not be construed as limiting the technical spirit of the present invention. The scope of protection of the present invention is limited only by the matters described in the claims, and those skilled in the art will be able to modify the technical idea of the present invention in various forms. Therefore, such improvements and modifications will fall within the protection scope of the present invention as long as it will be apparent to those skilled in the art.

1 case 2 protrusion
3: arc part 4: semi-cylindrical outer wall
5: fitting ring 8: attachment roller
11: crimping roller 13: cutting blade holder
19: trigger 24: connecting rod

Claims (3)

A case in which a fitting ring protruding in a circular shape is formed to install the roll tape, and having a protrusion through which the tape is discharged at one end of the fitting ring;
An attachment roller rotatably installed on an inner circumferential surface of the protrusion and guiding a lower surface of the tape;
A compression roller rotatably installed at a position adjacent to the attachment roller and guiding an upper surface of the tape;
A cutting blade holder rotatably installed at a central axis of the pressing roller;
A cutting blade mounted to one end of the cutting blade holder;
And a trigger installed at an upper portion of the case, the trigger being rotatably installed at one end of the case and being connected to the connecting rod assembled at the other end with the cutting blade holder. The method of claim 1,
Further comprising a spring installed between the trigger and the cutting blade holder,
When the trigger is pulled by an external force, the cutting blade holder is rotated to the outside of the protrusion, and when the external force is removed, the cutting blade holder is returned to the inside of the protrusion by the restoring force of the spring. dispenser. The method according to claim 1 or 2,
And a stop jaw protruding from the inner circumferential surface of the case toward the connecting rod to restrain the trigger and the connecting rod to extend at an obtuse angle.

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