CN114852764A

CN114852764A - Paper roll support with paper cutting function

Info

Publication number: CN114852764A
Application number: CN202210554118.3A
Authority: CN
Inventors: 王虹; 黎春辉; 许昂
Original assignee: Shanghai Polytechnic University
Current assignee: Shanghai Polytechnic University
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-08-05
Anticipated expiration: 2042-05-20
Also published as: CN114852764B

Abstract

The invention relates to a paper roll bracket with a paper cutting function, which is used for placing a paper roll rolled by a paper tape and cutting the paper tape unreeled from the paper roll and comprises a base, a paper placing assembly, a guide rail type paperweight and a paper cutter, wherein the paper placing assembly is arranged on the base and used for placing and unreeling the paper roll; the guide rail type paperweight comprises a connecting part movably connected with the base and a functional part connected with the connecting part; the paper cutter comprises a sliding liquid storage device, a separation baffle and a paper contact rolling piece, wherein the sliding liquid storage device is connected with the functional part in a sliding mode and is provided with a lower outlet, the separation baffle is arranged in the sliding liquid storage device and forms an accommodating space with the lower outlet, the paper contact rolling piece is arranged in the accommodating space in a rolling mode, the paper contact rolling piece is butted with the edge of the lower outlet, and the part of the paper contact rolling piece extends out of the lower outlet and is in contact with the paper tape. The paper tape cutting machine can conveniently place paper rolls and cut paper tapes, so that the working efficiency and the quality are improved.

Description

Paper roll support with paper cutting function

Technical Field

The invention belongs to the field of cultural and educational supplies, and particularly relates to a paper roll support with a paper cutting function.

Background

In order to meet the use requirements of a large number of calligraphy professionals and calligraphy lovers, paper manufacturers have changed the calligraphy paper (rice paper, featheredge paper, etc.) from the unit of "stacking" (the whole paper with a certain size is stacked into a dozen) to the current unit of "rolling" for supplying to consumers. When the paper taking the 'stack' as a unit is used, the length and the width of the selected paper need to be cut by consumers; when the paper taking the roll as the unit is used, the consumer only needs to select and cut the length of the paper at any time.

However, although the user can select and determine the length of the letter width as required after the paper width is constant, the cutting operation is not smooth when the paper roll is fed to a constant length in actual operation, and the operation efficiency is naturally affected. The prior art lacks the tool that can conveniently, swiftly cut the paper that the scroll was released.

Disclosure of Invention

The invention aims to provide a paper roll support with a paper cutting function, which can cut paper efficiently and conveniently.

In order to achieve the purpose, the invention adopts the technical scheme that:

a paper roll support with a paper cutting function is used for placing a paper roll formed by rolling a paper tape and cutting the paper tape unreeled from the paper roll, and comprises a base, a paper placing assembly, a guide rail type paperweight and a paper cutter, wherein the paper placing assembly is arranged on the base and used for placing and unreeling the paper roll, the guide rail type paperweight is movably connected with the base and used for fixing the paper tape unreeled from the paper roll, and the paper cutter is slidably connected with the guide rail type paperweight and used for cutting the paper tape;

the guide rail type paperweight comprises a connecting part movably connected with the base and a functional part connected with the connecting part;

the paper cutter include with functional part sliding connection and have down the slip reservoir of export, set up in the slip reservoir and with form between the export down that the separation of accommodation space keeps off, roll set up in the contact paper rolling member in the accommodation space, contact paper rolling member with the edge butt joint of export down just contact paper rolling member's part stretch out extremely down export outside and with the paper tape contacts.

The lower outlet is a circular opening, and the paper contact rolling element is a paper contact ball.

The sliding liquid storage device comprises a liquid storage chamber with a liquid injection port and the lower outlet, and a cover plate covering the liquid injection port.

The cover plate is provided with a sealing ring, and a connecting buckle is arranged between the cover plate and the liquid storage chamber.

The liquid storage chamber includes a first portion located above the functional portion, a second portion connected to the first portion and located outside the functional portion, the second portion being wide at the top and narrow at the bottom, and the lower outlet is formed at the bottom of the second portion.

The sliding liquid storage device also comprises a sliding limiting tongue which is connected with the first part and is positioned at the inner side part of the functional part, and a sliding limiting groove corresponding to the sliding limiting tongue is arranged on the connecting part.

The base includes first frame, second frame and third frame, the one end of second frame with the one end of first frame is connected, the one end of third frame with the other end of first frame is connected, the second frame the third frame all with first frame is mutually perpendicular, guide tracked paperweight respectively with the second frame third frame looks swing joint.

Guide tracked paperweight connecting portion include with the second frame rotates the head rod of connecting, with the third frame rotates the second connecting rod of connecting, the function portion is connected the head rod with between the second connecting rod.

The paper placing assembly comprises a first shaft bracket connected with the base, a second shaft bracket connected with the base and a shaft lever, one end of the shaft lever is rotatably connected with the first shaft bracket through a rotating shaft, a torsion spring is arranged on the rotating shaft, and the other end of the shaft lever is connected with the second shaft bracket through a movable limiting mechanism capable of fixing or separating the first shaft bracket and the second shaft bracket.

The movable limiting mechanism comprises a stretcher plate, a lock catch and a return spring, wherein the stretcher plate is connected with the second shaft frame and limits the shaft rod from the lower part of the shaft rod, the middle part of the lock catch is rotatably connected with the second shaft frame, the return spring is respectively connected with the lower end of the lock catch and the second shaft frame, a lock hook is formed at the upper end of the lock catch, and a lock groove is formed in the shaft rod corresponding to the lock hook.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the paper roll cutting machine can conveniently place paper rolls and cut paper tapes without considering the placement positions of the paper rolls (such as a felt table top or a hard table top), so that the working efficiency and the quality are improved.

Drawings

FIG. 1 is a perspective view of a paper roll stand with a paper cutting function according to the present invention.

FIG. 2 is an enlarged front view of a paper roll holder with paper cutting function.

FIG. 3 is an enlarged side view of a portion of a paper roll holder with a paper cutting function according to the present invention.

Fig. 4 is a partially enlarged view of a guide type weight and a paper cutter in a roll paper holder having a paper cutting function according to the present invention.

FIG. 5 is a partially enlarged front view of a guide type paperweight and a paper cutter in a roll stand with a paper cutting function according to the present invention.

Fig. 6 is a partially enlarged top view of a guide type weight and a paper cutter in a roll paper holder having a paper cutting function according to the present invention.

FIG. 7 is an enlarged partial side view of a guide-type paperweight and a paper cutter in a roll stand with a cutting function according to the present invention.

In the drawings above: 1. a base; 2. a paper placing component; 3. a rail type paperweight; 4. a paper cutter; 5. a first frame; 6. a second frame; 7. a third frame; 8. a first pedestal; 9. a second shaft frame; 10. a shaft lever; 11. a rotating shaft; 12. a torsion spring; 13. a stretcher board; 14. locking; 15. a return spring; 16. locking the hook; 17. locking the groove; 18. a connecting portion; 19. a functional section; 20. a first connecting rod; 21. a second connecting rod; 22. a sliding reservoir; 23. blocking; 24. a paper touch roller; 25. a lower outlet; 26. a reservoir chamber; 27. a cover plate; 28. a connecting buckle; 29. a sliding limiting tongue; 30. sliding to the limiting groove; 31. and (6) scratching the hand.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

The first embodiment is as follows: as shown in fig. 1 to 7, a paper roll holder with a paper cutting function includes a base 1, a paper placing assembly 2, a rail type paperweight 3, and a paper cutter 4.

The base 1 is the support of the whole paper roll holder and can be placed on a table top or the like. The base 1 comprises a first frame 5, a second frame 6 and a third frame 7, one end of the second frame 6 is connected with one end of the first frame 5, one end of the third frame 7 is connected with the other end of the first frame 5, and the second frame 6 and the third frame 7 are perpendicular to the first frame 5.

The paper placing assembly 2 is used for placing and unreeling paper rolls and is arranged on the base 1. The paper placing component 2 comprises a first shaft bracket 8 connected with the base 1, a second shaft bracket 9 connected with the base 1 and a shaft lever 10. One end of the shaft lever 10 is rotatably connected with the first shaft bracket 8 through a rotating shaft 11, a torsion spring 12 is arranged on the rotating shaft 11, and the other end of the shaft lever 10 is connected with the second shaft bracket 9 through a movable limiting mechanism which can enable the shaft lever and the second shaft bracket to be fixed or separated. The first shaft frame 8 comprises two first shaft plates which are arranged in parallel, and the shaft lever 10 is rotatably connected between the two first shaft plates. The second shaft frame 9 comprises two second shaft plates arranged in parallel, and the shaft 10 is located between the two second shaft plates. The axial direction of the shaft 10 is parallel to the longitudinal direction of the first frame 5. The movable limiting mechanism comprises a stretcher plate 13 connected with the second shaft frame 9 and limiting a shaft rod 10 below, a lock catch 14 with the middle part rotatably connected with the second shaft frame 9, and a return spring 15 respectively connected with the lower end of the lock catch 14 and the second shaft frame 9, wherein a lock hook 16 is formed at the upper end of the lock catch 14, and a lock groove 17 is formed on the shaft rod 10 corresponding to the lock hook 16. The stretcher 13 is horizontally arranged between the two second shaft plates, and the lock catch 14 and the return spring 15 are both connected with one of the second shaft plates.

The guide rail type paperweight 3 is used for fixing a paper tape unreeled from a paper roll and is movably connected with the base 1. The track type paperweight 3 includes a connecting portion 18 movably connected to the second frame 6 and the third frame 7 of the base 1, and a functional portion 19 connected to the connecting portion 18. The connecting portion 18 of the track-type paperweight 3 includes a first connecting rod 20 rotatably connected to the second frame 6 and a second connecting rod 21 rotatably connected to the third frame 7, and a track-shaped functional portion 19 is connected between the first connecting rod 20 and the second connecting rod 21. The functional portion 19 is provided with a handle 31 for performing a turning and lifting operation.

The paper cutter 4 is used for cutting the paper tape and is connected with the guide rail type paperweight 3 in a sliding mode. Specifically, the paper cutter 4 includes a slide reservoir 22, a baffle 23, and a paper contact roller 24. The slide reservoir 22 is slidably connected to the functional portion 19 and has a lower outlet 25, and the slide reservoir 22 stores therein a liquid, such as water, capable of impregnating the paper. The slide liquid reservoir 22 includes a liquid reservoir chamber 26 having a liquid inlet and a lower outlet 25, and a cover plate 27 covering the liquid inlet. A sealing ring is arranged on the cover plate 27 to realize the sealing connection with the liquid storage chamber 26, and a connecting buckle 28 is arranged between the cover plate 27 and the liquid storage chamber 26. The liquid storage chamber 26 includes a first portion located above the functional portion 19, a second portion connected to the first portion and having a wide top and a narrow bottom located outside the functional portion 19 (i.e., outside the frame-shaped structure formed by the base 1 and the track-type paperweight 3), and a lower outlet 25 formed at the bottom of the second portion. A barrier 23 is provided in the slide reservoir 22, which forms an accommodation space with the lower outlet 25. The paper contact roller 24 is arranged in the accommodating space in a rolling manner, the paper contact roller 24 is abutted with the edge of the lower outlet 25, and a part of the paper contact roller 24 protrudes out of the lower outlet 25 to be in contact with the paper tape. In this embodiment, the lower outlet 25 is a circular port, and the paper contact roller 24 is a paper contact ball. The lower outlet 25 may have a rectangular shape or the like, and the sheet-contacting roller 24 may be configured as a sheet-contacting roller or the like. The slide reservoir 22 further comprises a slide direction limiting tongue 29 connected to the first portion and located on an inner side of the functional portion 19 (i.e., an inner side of the frame-shaped structure formed by the base 1 and the track-type paperweight 3), and the first connecting rod 20 and the second connecting rod 21 of the connecting portion 18 are provided with slide direction limiting grooves 30 corresponding to the slide direction limiting tongue 29.

Above-mentioned scroll support with cut a sheet function is used for placing the reeled scroll of paper tape and cuts the paper tape that unreels out to the scroll, specifically as follows: the paper roll support is placed on the table top, the lower end of the lock catch 14 on the second shaft frame 9 is pressed, so that the lock catch 14 rotates in the positive direction, the lock hook 16 is separated from the lock groove 17, and the shaft rod 10 rotates upwards under the action of the torsion spring 12. The paper roll is put on the shaft lever 10, and then the shaft lever 10 is rotated downward, so that the shaft lever 10 is rotated above the stretcher 13 and the lock catch 14 is forced to rotate forward, and then the lock catch 14 is rotated backward again under the action of the return spring 15, and the lock hook 16 is inserted into the lock groove 17 to position the shaft lever 10. The guide rail type paperweight 3 is rotated upwards to be away from the table board for a certain height, a paper tape is pulled out of the paper roll and extends between the guide rail type paperweight 3 and the table board, then the guide rail type paperweight 3 is rotated downwards to press the paper tape on the table board, and the position of the paper tape to be cut is aligned with the paper cutter 4. The paper cutter 4 is filled with water in advance and the cover plate 27 is covered, and the gap between the paper contact ball and the lower outlet 25 is small enough to prevent water having a certain liquid surface tension and permeability from seeping out in a static state, and the air pressure in the inner space is smaller than that in the outside after the water is stored in the liquid storage chamber 26 slightly reduced because the liquid storage chamber 26 is sealed, so that the water in the liquid storage chamber 26 is prevented from leaking out in a static state. The baffle 23 limits the paper contact ball to prevent the paper contact ball from moving but can rotate universally. When the paper tape needs to be cut, the paper cutter 4 slides along the guide rail type paperweight 3, in the process, part of the spherical surface of the lowest part of the paper contact ball is in contact with the paper tape and rolls, the rotating paper contact ball brings water out of the paper surface to be cut, the ball is in contact with the paper, a straight line which is wetted by the water is left on the paper surface, and a user holds the paper and pulls the paper, so that the paper tape is cut off. A typical paper cutter 4 uses a rigid cutter and a serrated bar, and needs to be used in conjunction with a hard table. If they are still used to cut paper, it is inconvenient for the writer to pay a lot of time after the paper tape is paid out from the paper roll. The paper cutter 4 is used for wetting and softening the paper threads to be cut by using water in a structural mode set by the scheme, and a user slightly pulls the paper to achieve the aim.

In order to provide a barrier 23 in the reservoir 26 against the play of the contact ball, the lowermost part of the reservoir 26 is designed to be separable and, after insertion of the contact ball, is joined seamlessly to the body by suitable means. The baffle 23 may be an additional component or may be a protrusion formed from the side wall of the reservoir 26.

In order to ensure that the user operates the touch paper ball to slide stably along the guide rail, the upper side of the liquid storage chamber 26 is provided with a sliding orientation tongue; the first connecting rod 20 and the second connecting rod 21 of the connecting part 18 are provided with a sliding direction limiting groove 30, so that the sliding direction tongue can slide to the two ends of the functional part 19 of the guide rail type paperweight 3 without obstruction. The user cuts a sheet using the product, holding the cutter 4 from either end of the rail-type paperweight 3.

The paper roll support with the special paper cutting function can be placed on a felt of a writing desk or directly placed on a desk top when in use; generally on the left. The reservoir 26 of the paper cutter 4 is filled with water before use. The user presses the lock catch 14, the shaft lever 10 tilts up, and the paper roll can be sleeved; at the moment, the guide rail type paperweight 3 is lifted, the free end of the paper tape passes through the paper tape from the lower part of the paper tape and is pulled to a proper length, and then the guide rail type paperweight 3 is put down; if the paper tape needs to be cut, the paper cutter 4 is operated once, and then the outer paper tape is slightly pulled.

It will be appreciated that this product is a very convenient aid to the calligrapher, allowing a very smooth writing process, regardless of the paper roll placement (e.g., felt table or rigid table), improving efficiency and quality. The product can be made of wood, plastic or metal.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a paper roll support with cut-off paper function for place the reeled scroll of paper tape and right the scroll unreels out the paper tape cuts its characterized in that: the paper roll support with the paper cutting function comprises a base, a paper placing assembly, a guide rail type paperweight and a paper cutter, wherein the paper placing assembly is arranged on the base and used for placing and unreeling the paper roll;

2. The roll stand with paper cutting function according to claim 1, wherein: the lower outlet is a circular opening, and the paper contact rolling element is a paper contact ball.

3. The roll stand with paper cutting function according to claim 1, wherein: the sliding liquid storage device comprises a liquid storage chamber with a liquid injection port and the lower outlet, and a cover plate covering the liquid injection port.

4. The roll stand with paper cutting function according to claim 3, wherein: the cover plate is provided with a sealing ring, and a connecting buckle is arranged between the cover plate and the liquid storage chamber.

5. The roll stand with paper cutting function according to claim 3, wherein: the liquid storage chamber includes a first portion located above the functional portion, a second portion connected to the first portion and located outside the functional portion, the second portion being wide at the top and narrow at the bottom, and the lower outlet is formed at the bottom of the second portion.

6. The roll stand with paper cutting function according to claim 5, wherein: the sliding liquid storage device also comprises a sliding limiting tongue which is connected with the first part and is positioned at the inner side part of the functional part, and a sliding limiting groove corresponding to the sliding limiting tongue is arranged on the connecting part.

7. The roll stand with a paper cutting function according to any one of claims 1 to 6, characterized in that: the base includes first frame, second frame and third frame, the one end of second frame with the one end of first frame is connected, the one end of third frame with the other end of first frame is connected, the second frame the third frame all with first frame is mutually perpendicular, guide tracked paperweight respectively with the second frame third frame looks swing joint.

8. The roll stand with paper cutting function according to claim 7, wherein: guide tracked paperweight connecting portion include with the second frame rotates the head rod of connecting, with the third frame rotates the second connecting rod of connecting, the function portion is connected the head rod with between the second connecting rod.

9. The roll stand with a paper cutting function according to any one of claims 1 to 6, characterized in that: the paper placing assembly comprises a first shaft bracket connected with the base, a second shaft bracket connected with the base and a shaft lever, one end of the shaft lever is rotatably connected with the first shaft bracket through a rotating shaft, a torsion spring is arranged on the rotating shaft, and the other end of the shaft lever is connected with the second shaft bracket through a movable limiting mechanism capable of fixing or separating the first shaft bracket and the second shaft bracket.

10. The roll stand with paper cutting function according to claim 9, wherein: the movable limiting mechanism comprises a stretcher plate, a lock catch and a return spring, wherein the stretcher plate is connected with the second shaft frame and limits the shaft rod from the lower part of the shaft rod, the middle part of the lock catch is rotatably connected with the second shaft frame, the return spring is respectively connected with the lower end of the lock catch and the second shaft frame, a lock hook is formed at the upper end of the lock catch, and a lock groove is formed in the shaft rod corresponding to the lock hook.