Rewinder

The manual rewinder addresses the issues of size, complexity, and cost in conventional winders by providing a portable, low-cost solution with interchangeable tubes for forming rolls of varying lengths.

JP3252803UActive Publication Date: 2025-09-11TOWA
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Patent Information

Application Number
JP2025002330U
Authority / Receiving Office
JP · JP
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2025-07-14
Publication Date
2025-09-11
Estimated Expiration
2035-07-14

AI Technical Summary

Technical Problem

Conventional winders are large, complex, and costly due to their power-driven mechanisms, limiting portability and increasing installation and operational costs.

Method used

A manual rewinder composed of a fixing clamp, support, and roll forming sections, allowing for easy attachment to a workbench, manual operation, and interchangeable cardboard tubes of varying lengths.

Benefits of technology

The rewinder is compact, portable, cost-effective, and low-maintenance, enabling easy installation and operation without power sources, with the ability to form rolls of varying lengths.

✦ Generated by Eureka AI based on patent content.

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Abstract

To provide a manual rewinder having a compact structure, easy to carry and install, and capable of keeping manufacturing costs and running costs low. [Solution] A manual rewinder 11 for winding up tape-like release paper onto which multiple labels can be affixed and forming it into a roll. The rewinder is composed of a fixing clamp 12 that can be attached or detached freely to the top plate of a workbench, a U-shaped support 13 connected to the clamp, and a release paper roll forming unit 14 that is attached to a support 13c at the tip of the support and rotated manually.
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Description

[Technical Field]

[0001] The present invention relates to a rewinder, and more particularly to a rewinder for winding up tape-like release paper with a large number of labels attached thereto, which is discharged from a label printer, into a roll. [Background technology]

[0002] A conventional rewinder of this type is a winding device configured as follows: This winding device is roughly composed of a winding unit with a winding shaft that is driven and rotated by a motor, a receiving unit that receives information supplied from the printer, a winding amount calculation unit that calculates the amount of paper wound by the winding unit based on the information received by the receiving unit, and a control unit that controls the rotation speed of the motor based on the calculation result of the winding amount calculation unit (see Patent Document 1).

[0003] In a winding device configured in this manner, the winding amount calculation unit calculates the winding amount of the winding unit based on the information received by the receiving unit, and the control unit controls the rotation speed of the motor based on the calculation results, thereby ensuring uniform winding tension on the roll onto which the release paper is wound. [Prior art documents] [Patent documents]

[0004] [Patent Document 1] Japanese Patent Application Laid-Open No. 2013-216469 Summary of the Invention [Problem to be solved by the invention]

[0005] This conventional winding device has a drive unit that is powered by a power source and various other mechanisms, which makes the device large overall, making it difficult to carry around freely and limiting the locations where it can be installed. Furthermore, the structure is complicated, which increases the manufacturing cost, resulting in a high price. Furthermore, the use of a power source as a driving source increases the running cost.

[0006] Therefore, the conventional winding device has the following problems to be solved: a compact structure to make it easy to carry and to eliminate the need for a large installation space; a simple structure to reduce manufacturing costs and set a low price; and keeping running costs low. [Means for solving the problem]

[0007] The gist of the present invention, which solves the problems of the above-mentioned conventional example, is a manual rewinder for winding up tape-like release paper to which a large number of labels are attached and forming it into a roll, and the rewinder is composed of a fixing clamp part that can be freely attached or detached to the top plate of a workbench, a support part that is connected to the clamp part and formed into a U-shape, and a release paper roll forming part that is attached to the tip side support of the support part and is rotated manually.

[0008] The clamping portion comprises a U-shaped main body and a screw member, the main body being formed integrally with an upper piece, a connecting piece, and a lower piece to form the U-shape, and the screw member comprises a rotating knob, a screw shaft erected on the rotating knob and screwed into the lower piece, and a pressing portion provided at the upper end of the screw shaft; the support section includes a base-side support connected to the clamp section, a vertical support connected to the base-side support, and a tip-side support connected to the vertical support, a predetermined distance is maintained between the base-side support and the tip-side support by the length of the vertical support, and the maintained predetermined distance is a distance at which a paper core holder of the roll forming section can rotate; the roll forming unit comprises at least a disk-shaped inner cardboard tube holder and an outer cardboard tube holder rotatably attached to the tip-side support, a cardboard tube positioned between the inner cardboard tube holder and the outer cardboard tube holder for winding up the release paper, and a rotating lever provided near the outer periphery of the outer cardboard tube holder, and the cardboard tube is configured to be selectable in length according to the width dimension of the release paper; the roll forming unit comprises at least a first fixed metal fitting fixed to the tip side support, a first spring adjacent to the first fixed metal fitting, a first movable metal fitting adjacent to the first spring, a disk-shaped inner cardboard tube holder adjacent to the first movable metal fitting, a cardboard tube adjacent to the inner cardboard tube holder and for winding up the release paper, a disk-shaped outer cardboard tube holder adjacent to the cardboard tube, a second movable metal fitting adjacent to the outer cardboard tube holder, a second spring adjacent to the second movable metal fitting, and a second fixed metal fitting adjacent to the second spring, and is configured so that the cardboard tube can be removed by removing the second fixed metal fitting, and replaced with a cardboard tube of a selected length; It includes: [Effects of the Invention]

[0009] The rewinder of the present invention is a manual rewinder consisting of a clamp section, a support section, and a roll forming section, so it has a compact structure, is easy to carry, and can be easily attached to a suitable location such as a workbench or desk. Furthermore, the structure is not complicated, so manufacturing costs can be kept low, allowing the price to be set at a low level.Furthermore, since it is a manual type and does not require a power source, it has various other excellent effects, such as being able to keep running costs low.

[0010] The clamp portion comprises a U-shaped main body portion and a screw member, the main body portion being formed integrally with an upper piece, a connecting piece and a lower piece to give the U-shape, and the screw member comprising a rotating knob portion, a screw shaft erected on the rotating knob portion and screwed into the lower piece, and a pressing portion provided at the upper end of the screw shaft, thereby providing the excellent effect of allowing the rewinder to be easily attached and installed by inserting the main body portion into the top plate of a workbench, turning the rotating knob portion and pressing the pressing portion against the underside of the top plate.

[0011] The support section comprises a base support connected to the clamp section, a vertical support connected to the base support, and a tip support connected to the vertical support, and a predetermined distance is maintained between the base support and the tip support by the length of the vertical support, and the predetermined distance maintained is a distance at which the paper tube holder of the roll forming section can rotate, so that space is maintained to rotate the paper tube holder, allowing rotation to be performed reliably and easily. In other words, the paper core holder can be rotated manually and reliably, and the tape-like release paper can be wound up in a roll, which is an excellent effect.

[0012] The roll forming section comprises at least a disk-shaped inner paper tube holder and an outer paper tube holder that are rotatably attached to the tip support, a paper tube that is positioned between the inner paper tube holder and the outer paper tube holder and that winds up the release paper, and a rotating lever that is provided near the outer periphery of the outer paper tube holder, and the paper tube is configured so that it can be selected to have a length that corresponds to the width dimension of the release paper, making it possible to selectively attach a paper tube of a length that corresponds to the width dimension of the release paper. Therefore, there is an excellent effect that rolls of a variety of selectable lengths can be formed.

[0013] The roll forming unit comprises at least a first fixed metal fitting fixed to the tip support, a first spring adjacent to the first fixed metal fitting, a first movable metal fitting adjacent to the first spring, a disk-shaped inner paper tube holder adjacent to the first movable metal fitting, a paper tube adjacent to the inner paper tube holder for winding up the release paper, a disk-shaped outer paper tube holder adjacent to the paper tube, a second movable metal fitting adjacent to the outer paper tube holder, a second spring adjacent to the second movable metal fitting, and a second fixed metal fitting adjacent to the second spring; the second fixed metal fitting is configured to be detachable, the paper tube can be taken out, and replaced with a paper tube of a selected length, making it easy to replace the paper tube. Therefore, there is an excellent effect that rolls of a variety of lengths can be formed, selected according to the width of the release paper. [Brief explanation of the drawings]

[0014] [Figure 1] 1 is a perspective view showing a roll forming section of a rewinder according to the present invention; FIG. [Figure 2] 1 is a perspective view of a rewinder according to the present invention; [Figure 3] FIG. 2 is a front view of the rewinder according to the present invention. [Figure 4] 1 is a perspective view of a rewinder according to the present invention; [Figure 5] FIG. 2 is a front view of the rewinder according to the present invention. [Figure 6] 1 is a perspective view of a rewinder according to the present invention; [Figure 7] FIG. 2 is a front view of the rewinder according to the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0015] Next, an embodiment of the present invention will be described with reference to the drawings. First, in Figures 1 to 7, reference numeral 11 denotes a rewinder, which is a manual rewinder 11 for winding up tape-like release paper onto which a large number of labels are attached, discharged from a label printer, into a roll. FIG. 1 is a perspective view showing the components of a roll forming section 14 of a rewinder 11 separated from one another. FIG. 2 is a perspective view of the rewinder 11, and FIG. 3 is a front view of the rewinder 11, both of which show a state in which a cardboard tube 24 having a length of 60 mm is attached. FIG. 4 is a perspective view of the rewinder 11, and FIG. 5 is a front view of the rewinder 11, both of which show a state in which a cardboard tube 24 having a length of 30 mm is attached. FIG. 6 is a perspective view of the rewinder 11, and FIG. 7 is a front view of the rewinder 11, both of which show a state in which a cardboard tube 24 having a length of 100 mm is attached.

[0016] As shown in Figure 1, the rewinder 11 is composed of a fixing clamp section 12 that can be attached or detached freely to the top plate of a workbench (not shown), a support section 13 that is connected to the clamp section 12 and has a U-shape, and a release paper roll forming section 14 that is attached to the tip side support 13c of the support section 13 and is rotated manually.

[0017] The clamp portion 12 is composed of a U-shaped main body portion 15 and a screw member 16 . The main body 15 is formed integrally with an upper piece 15a, a connecting piece 15b, and a lower piece 15c, and has a U-shape. An anti-slip member 34 made of rubber or the like is provided on the inner side of the connecting piece 15b. The screw member 16 includes a rotary knob portion 17, a screw shaft 18 that stands on the rotary knob portion 17 and is screwed into the lower piece 15c, and a pressing portion 19 that is provided at the upper end of the screw shaft 18. A male screw groove is formed on the outer peripheral surface of the screw shaft 18, and a female screw groove is formed in the screw hole of the lower piece 15c (also not shown), and the two are screwed together.

[0018] The clamp unit 12 configured in this manner can be easily attached and installed by inserting the main body 15 into the workbench top plate (not shown) so that it is clamped therebetween, turning the rotary knob 17 to raise the screw shaft 18, and firmly pressing the pressing unit 19 against the underside of the top plate, thereby easily attaching and installing the rewinder 11.

[0019] The support portion 13 is provided with a base side support 13a that is connected to the clamp portion 12 (upper piece 15a of the main body portion 15) and arranged horizontally, a vertical support 13b that is connected to the base side support 13a and arranged vertically, and a tip side support 13c that is connected to the vertical support 13b and arranged horizontally, and is formed into an overall U-shape. A predetermined distance L is maintained between the base-side support 13a and the tip-side support 13c by the length of the vertical support 13b. In this way, the predetermined distance L maintained is a distance that allows the paper tube holders (inner paper tube holder 23 and outer paper tube holder 25) of the roll forming unit 14 to rotate with ease, and by maintaining the predetermined distance L, the paper tube holders can rotate easily. In other words, the paper core holders (the inner paper core holder 23 and the outer paper core holder 25) can be easily rotated manually, and the tape-like release paper can be wound up in a roll.

[0020] As shown in Figure 1, the roll forming unit 14 includes a first fixed metal fitting 20 fixed to the tip side support 13c, a first spring 21 adjacent to the first fixed metal fitting 20, a first movable metal fitting 22 adjacent to the first spring 21, a disk-shaped inner cardboard tube holder 23 adjacent to the first movable metal fitting 22, a cardboard tube 24 adjacent to the inner cardboard tube holder 23 and for winding up the release paper, a disk-shaped outer cardboard tube holder 25 adjacent to the cardboard tube 24, a second movable metal fitting 26 adjacent to the outer cardboard tube holder 25, a second spring 27 adjacent to the second movable metal fitting 26, and a second fixed metal fitting 28 adjacent to the second spring 27. In FIG. 1, reference numeral 29 denotes a first decorative screw for fixing the first fixing bracket 20 to the tip-side support 13c, and reference numeral 30 denotes a second decorative screw for fixing the second fixing bracket 28 to the tip-side support 13c.

[0021] By configuring the roll forming unit 14 in this way, it is possible to remove the second fixing metal fitting 28, take out the cardboard tube 24, and replace it with a cardboard tube 24 of a selected length. In other words, the cardboard tube 24 can be easily replaced. In this case, when the second decorative screw 30 is removed, the elastic force of the second spring 27 and the first spring 21 pushes the second fixing bracket 28, the outer cardboard tube holder 25, the cardboard tube 24, the inner cardboard tube holder 23, etc. outward, and the pushed-out cardboard tube 24 can then be replaced. In this way, the cardboard tube 24 is configured so that the length can be selected according to the width of the release paper, and the cardboard tube 24 of the length corresponding to the width of the release paper can be selectively attached, which ultimately makes it possible to form rolls of a variety of lengths. Figures 2 and 3 show the state where a 60 mm long cardboard tube 24 is attached, Figures 4 and 5 show the state where a 30 mm long cardboard tube 24 is attached, and Figures 6 and 7 show the state where a 100 mm long cardboard tube 24 is attached.

[0022] 1, a rotary lever 32 is provided near the outer periphery of the outer cardboard core holder 25 via a fixed rotary shaft 31. Reference numerals 33, 33 in FIG. 1 indicate screws for attaching the fixed rotary shaft 31.

[0023] In this way, by providing the rotating lever 32 near the outer periphery of the outer cardboard tube holder 25, the cardboard tube 24 and the inner cardboard tube holder 23 can be manually rotated by gripping the rotating lever 32 with one's hand and rotating the outer cardboard tube holder 25.

[0024] The rewinder 11 configured as described above is a manual rewinder 11 consisting of a clamp section 12, a support section 13, and a roll forming section 14, and therefore has a compact structure, is easy to carry, and can be easily attached to a suitable location such as a workbench or desk. In addition, the structure is not complicated, so manufacturing costs can be kept low, and the price can be set low.Furthermore, since it is manual and does not require a power source, running costs can be kept low. [Explanation of symbols]

[0025] 11 Rewinder 12 Clamp section 13 Post section 13a Base support 13b Vertical post 13c Tip side support 14 Roll forming section 15 Main body 15a Upper piece 15c lower piece 15c lower piece 16 Screw member 17 Rotating knob 18 Screw shaft 19 Pressing section 20 First fixing bracket 21 First Spring 22 First movable fitting 23 Inner paper core holder 24 Paper tube 25 Outer paper core holder 26 Second movable fitting 27 Second Spring 28 Second fixing bracket 29 First decorative screw 30 Second decorative screw 31 Rotating fixed axis 32 Rotating lever 33 screws 34 Anti-slip material

Claims

1. A manual rewinder for winding up a tape-like release paper onto which a large number of labels are attached into a roll, The rewinder comprises: a clamp portion for fixing that can be freely attached to or detached from the top plate of the workbench; a support portion formed in a U-shape and connected to the clamp portion; a roll forming section for forming the release paper, which is provided on the tip end support of the support section and is manually rotated. A rewinder featuring:

2. The clamping portion comprises a U-shaped main body and a screw member, The main body has an upper piece, a connecting piece, and a lower piece integrally formed to have the U-shape, The screw member includes a rotary knob, a screw shaft that stands on the rotary knob and is screwed into the lower piece, and a pressing portion that is provided at the upper end of the screw shaft.

2. The rewinder of claim 1 .

3. the support portion includes a base-side support connected to the clamp portion, a vertical support connected to the base-side support, and a tip-side support connected to the vertical support, A predetermined distance is maintained between the base-side support and the tip-side support by the length of the vertical support, The predetermined interval maintained is an interval at which the paper core holder of the roll forming unit can rotate.

2. The rewinder of claim 1 .

4. the roll forming unit comprises at least a disk-shaped inner paper tube holder and an outer paper tube holder rotatably attached to the tip-side support, a paper tube positioned between the inner paper tube holder and the outer paper tube holder and winding up the release paper, and a rotating lever provided near the outer periphery of the outer paper tube holder, The paper tube is configured so that the length can be selected according to the width of the release paper.

2. The rewinder of claim 1 .

5. the roll forming section includes at least a first fixed metal fitting fixed to the tip side support, a first spring adjacent to the first fixed metal fitting, a first movable metal fitting adjacent to the first spring, a disk-shaped inner cardboard tube holder adjacent to the first movable metal fitting, a cardboard tube adjacent to the inner cardboard tube holder and for winding up the release paper, a disk-shaped outer cardboard tube holder adjacent to the cardboard tube, a second movable metal fitting adjacent to the outer cardboard tube holder, a second spring adjacent to the second movable metal fitting, and a second fixed metal fitting adjacent to the second spring, The second fixing metal fitting is removed, the paper tube is taken out, and the paper tube can be replaced with a paper tube of a selected length.

2. The rewinder of claim 1 .

Citation Information

Patent Citations

  • Winding device

    JP2013216469A