WO2011116515A1 - Portable printer and manual paper cutter thereof - Google Patents

Portable printer and manual paper cutter thereof Download PDF

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Publication number
WO2011116515A1
WO2011116515A1 PCT/CN2010/071212 CN2010071212W WO2011116515A1 WO 2011116515 A1 WO2011116515 A1 WO 2011116515A1 CN 2010071212 W CN2010071212 W CN 2010071212W WO 2011116515 A1 WO2011116515 A1 WO 2011116515A1
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WO
WIPO (PCT)
Prior art keywords
blade
upper blade
cutting edge
paper cutter
manual paper
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PCT/CN2010/071212
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French (fr)
Chinese (zh)
Inventor
赵森兵
吕高仁
Original Assignee
深圳市博思得科技发展有限公司
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Priority to PCT/CN2010/071212 priority Critical patent/WO2011116515A1/en
Publication of WO2011116515A1 publication Critical patent/WO2011116515A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
    • B41J3/4075—Tape printers; Label printers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/66—Applications of cutting devices
    • B41J11/70—Applications of cutting devices cutting perpendicular to the direction of paper feed
    • B41J11/703—Cutting of tape

Definitions

  • the present invention relates to the field of printer technology, and in particular to a manual paper cutter and a portable printer having the manual paper cutter.
  • Portable printers are devices for printing on labels, such as text, numbers, barcodes, graphics, and the like.
  • the device typically includes a printhead, drive mechanism, control board with microprocessor, function keyboard, LED status indicators, and LCD display unit.
  • the label media used in the printer is usually a package structure, and the printed labels are taken in a manner of tearing and cutting. Tearing off can cause the edges of the label to be out of order.
  • the existing label cutting technology is divided into electric and manual methods. The biggest feature of portable printers is that they are battery-driven and easy to carry, so power saving and small size are the most important.
  • the manual cutter of the label printer provided by the prior art has a complicated structure, and the blade is inconvenient to adjust, and the combination of the upper blade and the lower blade is not tight, resulting in uneven or unsmooth cutting when cutting the printing paper.
  • the manual cutter has a small cutting angle or a large movement distance of the handle, which is inconvenient to cut.
  • the technical problem to be solved by the present invention is to solve the above problems in the prior art, and to provide a portable printer with a manual paper cutter and a manual paper cutter thereof, which can be easily adjusted, and two blades can be easily adjusted. It is easy to combine and cut.
  • a manual cutter for a portable printer for cutting a printing paper comprising a coaxially pivoted lower blade and an upper blade, the upper blade
  • the first end is rotatably mounted on the lower blade by a rotating shaft, wherein the upper blade edge comprises a continuous first side cutting edge and a second side cutting edge, so that the cutting edge of the upper blade is integrally inverted V type.
  • the cutting edges 51, 52 of the inverted V-shaped upper blade 5 are respectively The angle of the lower blade 4 blade is greater than 9° and less than 90°.
  • the first side cutting edge and the second side cutting edge are connected in an inverted V-shape or an inverted U-shaped connection.
  • the second end of the upper blade 5 is fixedly provided with a handle bar 19, and a handle 20 is disposed at an end of the handle bar 19.
  • a pressing shaft 16 is disposed between the upper blade 5 and the lower blade 4, and an end of the pressing shaft 16 exposing the outer side of the upper blade 5 is sleeved with a compression spring 18, and the top end of the pressing shaft 16 A circlip 17 is disposed on the outer side of the compression spring 18.
  • a reset device for resetting the upper blade 5 is disposed between the lower blade 4 and the upper blade 5.
  • the resetting device comprises a torsion spring 14, the first end of the torsion spring 14 is fixed on the lower blade 4, and the second end of the torsion spring 14 is embedded in the through hole of the upper blade 5.
  • the present invention also provides a portable printer with a manual paper cutter comprising the manual paper cutter of any of the above aspects, the manual paper cutter being fixedly mounted in the printer apparatus.
  • the portable printer and the manual paper cutter provided by the invention have the advantages of simple structure, convenient adjustment of the blade, tight combination of the upper blade and the lower blade, and uniform and smooth cutting when cutting the printing paper, and the manual paper cutter
  • the cutting angle is large, and the handle has a short moving distance, which is convenient for cutting.
  • FIG. 1 is an exploded view of a portable printer according to an embodiment of the present invention
  • FIG. 2 is a cross-sectional view of a portable printer core according to an embodiment of the present invention.
  • FIG. 3 is a perspective view of a portable printer core according to an embodiment of the present invention.
  • FIG. 4 is an exploded view of a manual paper cutter provided by an embodiment of the present invention.
  • Figure 5 is an assembled view of a manual paper cutter provided by an embodiment of the present invention.
  • Figure 6 is an assembled view (blade enlarged view) of the manual paper cutter provided by the embodiment of the present invention.
  • the structure is as shown in FIG. 1. Because of the portable design, the design is a relatively compact structure, and the display screen 301 and the small portion disposed there are provided on the end surface of the chassis.
  • the keyboard 302, as shown in FIG. 3, is a cutter module 100 at the upper right of the display screen 301. As shown in FIG. 1, the cutter 100 is a manual cutter, which is loaded by the first screw 2 and the second screw 3.
  • the paper cutter is used for cutting the printing paper 8, the paper cutter comprising: a coaxially pivoted lower blade 4 and an upper blade 5, the first of the upper blade 5 The end is rotatably mounted on the lower blade 4 via a rotating shaft 21, and the rotating shaft 21 is located below the lower blade 4.
  • the handlebar 19 is fixedly mounted on the second end of the upper blade 5, and the handle 20 is disposed at the end of the handlebar 19, and the handlebar 19 passes through the cutter handle guide frame 22.
  • the upper blade 5, the handlebar 19 and the handle 20 are combined and fixed integrally.
  • the upper blade 5 and the handlebar 19 can be freely rotated about the rotating shaft 21, and one end of the handlebar 19 rotates around the rotating shaft 21, and the handle is simultaneously
  • the rod 19 is moved within the guide groove of the cutter handle guide frame 22 to prevent human factors from disengaging the upper blade 5 from the lower blade 4, ensuring that the upper blade 5 is pressed against the lower blade 4, which is advantageous for cutting.
  • the upper blade 5 has an inverted V-shape, and the upper blade 5 includes two side blades: a first side cutting edge 51 and a second side cutting edge 52, and the first side cutting edge 51.
  • the first side cutting edge 52 is integrally formed and connected.
  • the connecting portion is an inverted V-shaped connection or an inverted U-shaped connection, so that the cutting edge of the upper blade 5 is inverted V-shaped, that is, the first The side cutting edge 51 and the second side cutting edge 52 continuously make the blade edge of the upper blade 5 an inverted V shape.
  • the cutting angle a is: when the end of the second side cutting edge 52 away from the rotating shaft 21 moves to the cutting edge of the lower blade 4, the first side cutting edge 51 of the inverted V-shaped upper blade and the lower cutting edge of the lower blade 4
  • the cutting angle b is: when the end of the second side cutting edge 52 away from the rotating shaft 21 moves to the cutting edge of the lower blade 4, the second side cutting edge 52 and the lower blade 4 of the inverted V-shaped upper blade 5
  • the cutting angles a and b between the upper blade 5 and the lower blade 4 are both greater than 9° and less than 90°, it is easy to cut, preferably 20°, 30° or other degrees in the range. can.
  • the upper blade 5 is integrally formed into an inverted V shape, so that the handle 20 has a short moving distance during the cutting process, and can maintain a relatively large cutting angle (the angles of a and b in FIG. 6 can be 9° or more and less than 90°, that is, the angle between the two sides forming the inverted V-shape is 0-162°) for smooth cutting.
  • a pressing shaft 16 is disposed between the upper blade 5 and the lower blade 4, and an end of the pressing shaft 16 exposing the outer side of the upper blade 5 is sleeved with a compression spring 18, and the pressing shaft 16 A snap spring 17 is mounted on the outer side of the compression spring 18 at the top end.
  • a washer 13 is provided between the retaining spring 17 and the compression spring 18, and the washer 13 is fitted over the pressing shaft 16. The compression spring 18 is caught by the retaining spring 18 between the upper surface of the upper blade 5 and the retaining spring 17, so that under the elastic force of the compression spring 18, the upper blade 5 is pressed against the upper blade 4, which is advantageous for cutting Cut the paper 8.
  • a reset device for resetting the upper blade 5 is provided between the lower blade 4 and the upper blade 5.
  • the resetting device includes a torsion spring 14 having a first end fixed to the lower blade 4 and a second end of the torsion spring 14 embedded in the through hole of the upper blade 5.
  • the torsion spring 14 is a wire spring having a certain elasticity, and the handle 12 is moved by the hand, and the upper blade 5 is rotated around the rotating shaft 21 to cut the printing paper 8; after the printing paper 8 is cut, the hand is released, and the torsion spring 14 is released.
  • the upper blade 5 is automatically reset.
  • the reset device can also be implemented in other mechanisms.
  • the printer works in the above embodiment provides a paper cutting operation by manipulating the handle 20.
  • the corresponding portion of the movement that is covered by the upper cover 1 is the printing paper 8 that travels during operation, that is, the object cut by the cutter 100 of the embodiment of the present invention.
  • the image for forming a graphic on the printing paper 8 is a carbon ribbon 7, which is started from the ribbon supply end 11, and after the printing of the printing paper 8 is completed by the printing head 10, The used ribbon 7 portion is taken up into the ribbon recovery end 9.
  • the manual cutter 100 is mainly composed of a lower blade 4 and an upper blade 5.
  • the printing paper 8 that has been printed is pushed out by the rubber roller 6, and is operated by the gap formed by the lower blade 4 and the upper blade 5.
  • the upper blade 5 and the lower blade 4 are controlled to move relative to each other by the handle 20, and the rolled paper 8 is cut.
  • the manual cutter 100 is attached to the main body 300 of the printer by the first screw 2 and the second screw 3.
  • the embodiment of the present invention further provides a portable printer with a manual paper cutter, comprising the manual paper cutter according to any of the above embodiments, the manual paper cutter being fixedly mounted in the printer device.
  • the manual cutter 100 is mounted on the main body 300 of the printer by the first screw 2 and the second screw 3.
  • the manual cutter 100 is mainly composed of a lower blade 4 and an upper blade 5, and a first end of the upper blade 5 is rotatably mounted on the lower blade 4 via a rotating shaft 21, wherein the upper blade 5 includes a
  • the side cutting edge 51 and the second side cutting edge 52 have a total of two sides of the cutting edge, wherein the first side cutting edge 51 and the second side cutting edge 52 are coupled together to form a V-shape of the cutting edge of the upper blade 5.
  • the two side blades are integrally formed.
  • the angle between the blades on both sides of the V-shaped upper blade 5 and the blade of the lower blade 4 are respectively greater than 9° and smaller than
  • the first side cutting edge 51 and the second side cutting edge 52 are connected at an inverted V-shaped connection or an inverted U-shaped connection.
  • the junction of the cutting edges on both sides is an inverted V-shaped connection.
  • the printing paper 8 that has been printed is pushed out by the rubber roller 6, and when passing through the gap formed by the lower blade 4 and the upper blade 5, the operator controls the upper blade 5 and the lower blade 4 to move relatively by the handle 20, and cuts the rolled paper. 8.

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  • Handling Of Sheets (AREA)

Abstract

A portable printer and manual paper cutter thereof are provided. The manual paper cutter comprises a lower blade (4) and an upper blade (5) which are coaxially pivoted. The first end of the upper blade (5) is rotatablely mounted on the lower blade (4) via a shaft (21). The knife edge of the upper blade (5) consists of a first side knife edge (51) and a second side knife edge (52) which are continuous, and the both edges of the upper blade (5) form an inverted v-shape integrally. The manual paper cutter has a simple structure, the blades can be adjusted conveniently, and the upper blade and the lower blade engage tightly, so the paper can be cut uniformly and smoothly. Furthermore, it is convenient to cut because the manual paper cutter has a large cutting angle and the movement distance of the handle is short.

Description

[根据细则37.2由ISA制定的发明名称]　便携式打印机及其手动切纸刀[Name of invention made by ISA according to Rule 37.2] Portable printer and its manual paper cutter 技术领域Technical field
本发明涉及打印机技术领域，具体涉及一种手动切纸刀及具有该手动切纸刀的便携式打印机。 The present invention relates to the field of printer technology, and in particular to a manual paper cutter and a portable printer having the manual paper cutter.
背景技术Background technique
便携式打印机是用于在标签打印纸上打印诸如文字、数字、条形码以及图形等的设备。该设备通常包含打印头、传动机构、带有微处理器的控制板、功能键盘、LED状态指示灯以及LCD显示单元等部件。打印机所用的标签介质通常为卷装结构，打印好的标签取用方式有撕离和切割两种方式。撕离会造成标签边缘不整齐。而现有标签切割技术分为电动和手动两种方式。便携式打印机的最大特点就是电池驱动、便于携带，所以省电和体积小是最重要的。现有技术提供的标签打印机的手动切纸刀结构复杂、并且刀片不方便调整、而且上刀片和下刀片结合不太紧密导致剪切打印纸时切割不均匀或者不顺利，另外，现有技术中的手动切纸刀的裁切角度小或手柄运动距离大，不方便裁切。Portable printers are devices for printing on labels, such as text, numbers, barcodes, graphics, and the like. The device typically includes a printhead, drive mechanism, control board with microprocessor, function keyboard, LED status indicators, and LCD display unit. The label media used in the printer is usually a package structure, and the printed labels are taken in a manner of tearing and cutting. Tearing off can cause the edges of the label to be out of order. The existing label cutting technology is divided into electric and manual methods. The biggest feature of portable printers is that they are battery-driven and easy to carry, so power saving and small size are the most important. The manual cutter of the label printer provided by the prior art has a complicated structure, and the blade is inconvenient to adjust, and the combination of the upper blade and the lower blade is not tight, resulting in uneven or unsmooth cutting when cutting the printing paper. In addition, in the prior art, The manual cutter has a small cutting angle or a large movement distance of the handle, which is inconvenient to cut.
发明内容Summary of the invention
本发明要解决的技术问题，在于针对上述现有技术存在问题，提出一种结构非常简单的带有手动切纸刀的便携式打印机及其手动切纸刀，且可以方便调整刀片，并且两个刀片结合紧密、裁切方便。The technical problem to be solved by the present invention is to solve the above problems in the prior art, and to provide a portable printer with a manual paper cutter and a manual paper cutter thereof, which can be easily adjusted, and two blades can be easily adjusted. It is easy to combine and cut.
本发明上述技术问题这样解决，构造一种便携式打印机的手动切纸刀，用于对打印纸进行裁切，所述手动切纸刀包括同轴枢接的下刀片和上刀片，所述上刀片的第一端通过转轴可转动的装设在所述下刀片上，其中，所述上刀片刀刃包括由连续的第一侧刀刃和第二侧刀刃组成，使所述上刀片的刀刃整体成倒V型。The above technical problem of the present invention is solved by constructing a manual cutter for a portable printer for cutting a printing paper, the manual cutter comprising a coaxially pivoted lower blade and an upper blade, the upper blade The first end is rotatably mounted on the lower blade by a rotating shaft, wherein the upper blade edge comprises a continuous first side cutting edge and a second side cutting edge, so that the cutting edge of the upper blade is integrally inverted V type.
其中，优选的，当所述第二侧刀刃52的远离转轴21的一端运动到所述下刀片4的刀刃时，所述倒V型的上刀片5的两侧刀刃51、52分别与所述下刀片4刀刃的夹角大于9°且小于90°。Preferably, when the end of the second side cutting edge 52 away from the rotating shaft 21 moves to the cutting edge of the lower blade 4, the cutting edges 51, 52 of the inverted V-shaped upper blade 5 are respectively The angle of the lower blade 4 blade is greater than 9° and less than 90°.
其中，优选的，所述第一侧刀刃与第二侧刀刃连接处成倒V型连接或者倒U型连接。Preferably, the first side cutting edge and the second side cutting edge are connected in an inverted V-shape or an inverted U-shaped connection.
其中，优选的，上刀片5的第二端固定装设有手柄杆19，在手柄杆19端部设置有手柄20。Preferably, the second end of the upper blade 5 is fixedly provided with a handle bar 19, and a handle 20 is disposed at an end of the handle bar 19.
其中，优选的，所述上刀片5与所述下刀片4之间装设有施压轴16，所述施压轴16露出上刀片5外侧的一端套有压簧18，所述施压轴16的顶端、且位于所述压簧18的外侧装设有卡簧17。Preferably, a pressing shaft 16 is disposed between the upper blade 5 and the lower blade 4, and an end of the pressing shaft 16 exposing the outer side of the upper blade 5 is sleeved with a compression spring 18, and the top end of the pressing shaft 16 A circlip 17 is disposed on the outer side of the compression spring 18.
其中，优选的，所述下刀片4和上刀片5之间设置有使上刀片5复位的复位装置。 Preferably, a reset device for resetting the upper blade 5 is disposed between the lower blade 4 and the upper blade 5.
其中，优选的，所述复位装置包括扭簧14，所述扭簧14的第一端固定在下刀片4上，所述扭簧14第二端嵌入所述上刀片5的通孔内。Preferably, the resetting device comprises a torsion spring 14, the first end of the torsion spring 14 is fixed on the lower blade 4, and the second end of the torsion spring 14 is embedded in the through hole of the upper blade 5.
本发明还提供一种带有手动切纸刀的便携式打印机，其包括上述任一技术方案中所述的手动切纸刀，所述手动切纸刀固定装设在打印机装置中。The present invention also provides a portable printer with a manual paper cutter comprising the manual paper cutter of any of the above aspects, the manual paper cutter being fixedly mounted in the printer apparatus.
实施本发明提供的便携式打印机及其手动切纸刀，手动切纸刀结构简单、刀片方便调整、上刀片和下刀片结合紧密，使剪切打印纸时切割均匀、顺利，另外该手动切纸刀的裁切角度大，手柄运动距离短，方便裁切。The portable printer and the manual paper cutter provided by the invention have the advantages of simple structure, convenient adjustment of the blade, tight combination of the upper blade and the lower blade, and uniform and smooth cutting when cutting the printing paper, and the manual paper cutter The cutting angle is large, and the handle has a short moving distance, which is convenient for cutting.
附图说明DRAWINGS
下面将结合附图及实施例对本发明作进一步说明，附图中：The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:
图1是本发明实施例提供的便携式打印机分解图；1 is an exploded view of a portable printer according to an embodiment of the present invention;
图2是本发明实施例提供的便携式打印机机芯剖视图；；2 is a cross-sectional view of a portable printer core according to an embodiment of the present invention;
图3是本发明实施例提供的便携式打印机机芯立体图；3 is a perspective view of a portable printer core according to an embodiment of the present invention;
图4是本发明实施例提供的手动切纸刀的分解图；4 is an exploded view of a manual paper cutter provided by an embodiment of the present invention;
图5是本发明实施例提供的手动切纸刀的装配图；Figure 5 is an assembled view of a manual paper cutter provided by an embodiment of the present invention;
图6是本发明实施例提供的手动切纸刀的装配图（刀片放大图）。Figure 6 is an assembled view (blade enlarged view) of the manual paper cutter provided by the embodiment of the present invention.
具体实施方式detailed description
对各个图中的标号统一说明如下：1是：上盖；2是：第一螺钉；3是：第二螺钉；4是：下刀片；5是：上刀片；6是：胶辊；7是碳带；8是：打印纸；9是：碳带回收端；10是：打印头；11是：碳带供给端；12是：第三螺钉；13是：垫圈；14是：扭簧；15是：套筒垫圈；16是：施压轴；17是：卡簧；18是：压簧；19是：手柄杆；20是：手柄；21是：转轴；22是：切刀手柄导向架；a为：倒V型上刀片的一侧刀刃与下刀片刀刃的夹角，b为：倒V型上刀片的另一侧刀刃与下刀片刀刃的夹角。The labels in the respective figures are collectively described as follows: 1 is: upper cover; 2 is: first screw; 3 is: second screw; 4 is: lower blade; 5 is: upper blade; 6 is: rubber roller; Carbon ribbon; 8 is: printing paper; 9 is: ribbon recovery end; 10 is: print head; 11 is: ribbon supply end; 12 is: third screw; 13 is: washer; 14 is: torsion spring; Yes: sleeve washer; 16 is: pressure shaft; 17 is: circlip; 18 is: compression spring; 19 is: handle lever; 20 is: handle; 21 is: shaft; 22 is: cutter handle guide; It is: the angle between the blade edge of the V-shaped upper blade and the lower blade edge, b is: the angle between the other blade edge of the inverted V-shaped upper blade and the lower blade edge.
在本发明实施例的便携式打印机中，在打开上盖1时的结构如图1，因为是便携设计，设计为比较紧凑的结构，在机箱的端面上有显示屏301以及设置在其下方的小键盘302，如图3所示，在显示屏301的右上方，为切刀模块100，如图1所示，该切刀100为手动切纸刀，通过第一螺钉2和第二螺钉3装设在打印机的主体300上，该切纸刀用于对打印纸8进行裁切，所述切纸刀包括：同轴枢接的下刀片4和上刀片5，所述上刀片5的第一端通过转轴21可转动的装设在所述下刀片4上，且所述转轴21位于所述下刀片4的下方。上刀片5的第二端固定装设有手柄杆19，在手柄杆19端部设置有手柄20，手柄杆19穿过切刀手柄导向架22。上刀片5、手柄杆19和手柄20组合并固定为一体，通过拔动手柄20可以使该上刀片5、手柄杆19绕转轴21自由转动，手柄杆19的一端绕转轴21转动的同时，手柄杆19在切刀手柄导向架22的导槽内移动，避免人为因素使得上刀片5与下刀片4脱离，确保上刀片5紧压在下刀片4的上面，这样有利于裁切。In the portable printer of the embodiment of the present invention, when the upper cover 1 is opened, the structure is as shown in FIG. 1. Because of the portable design, the design is a relatively compact structure, and the display screen 301 and the small portion disposed there are provided on the end surface of the chassis. The keyboard 302, as shown in FIG. 3, is a cutter module 100 at the upper right of the display screen 301. As shown in FIG. 1, the cutter 100 is a manual cutter, which is loaded by the first screw 2 and the second screw 3. Provided on the main body 300 of the printer, the paper cutter is used for cutting the printing paper 8, the paper cutter comprising: a coaxially pivoted lower blade 4 and an upper blade 5, the first of the upper blade 5 The end is rotatably mounted on the lower blade 4 via a rotating shaft 21, and the rotating shaft 21 is located below the lower blade 4. The handlebar 19 is fixedly mounted on the second end of the upper blade 5, and the handle 20 is disposed at the end of the handlebar 19, and the handlebar 19 passes through the cutter handle guide frame 22. The upper blade 5, the handlebar 19 and the handle 20 are combined and fixed integrally. By pulling the handle 20, the upper blade 5 and the handlebar 19 can be freely rotated about the rotating shaft 21, and one end of the handlebar 19 rotates around the rotating shaft 21, and the handle is simultaneously The rod 19 is moved within the guide groove of the cutter handle guide frame 22 to prevent human factors from disengaging the upper blade 5 from the lower blade 4, ensuring that the upper blade 5 is pressed against the lower blade 4, which is advantageous for cutting.
在本实施例中，如图6所示，所述上刀片5刀刃呈倒V型，所述上刀片5包括两侧刀刃：第一侧刀刃51和第二侧刀刃52，第一侧刀刃51与第二侧刀刃52一体成型连接，如图6所示，所述连接处为倒V型连接或者倒U型连接，使该上刀片5的刀刃整体成倒V型，即：所述第一侧刀刃51与所述第二侧刀刃52连续使所述上刀片5的刀刃整体成倒V型。其中：裁切角a为：当所述第二侧刀刃52的远离转轴21的一端运动到所述下刀片4的刀刃时，倒V型上刀片的第一侧刀刃51与下刀片4刀刃的夹角，裁切角b为：当所述第二侧刀刃52的远离转轴21的一端运动到所述下刀片4的刀刃时，倒V型上刀片5的第二侧刀刃52与下刀片4的刀刃的夹角。一般来说，上刀片5与下刀片4之间的裁切角a、b都大于9°且小于90°时容易裁切，优选的，为20°、30°或者该范围内的其他度数均可。上刀片5整体做成倒V型，这样在裁切过程中，手柄20运动距离短，也能保持比较大的裁切角（图6中的a、b角度都可以为9°以上，且小于90°，即：使形成倒V型的两侧刀刃的夹角为0-162°），以便顺利裁切。In the present embodiment, as shown in FIG. 6, the upper blade 5 has an inverted V-shape, and the upper blade 5 includes two side blades: a first side cutting edge 51 and a second side cutting edge 52, and the first side cutting edge 51. The first side cutting edge 52 is integrally formed and connected. As shown in FIG. 6, the connecting portion is an inverted V-shaped connection or an inverted U-shaped connection, so that the cutting edge of the upper blade 5 is inverted V-shaped, that is, the first The side cutting edge 51 and the second side cutting edge 52 continuously make the blade edge of the upper blade 5 an inverted V shape. Wherein: the cutting angle a is: when the end of the second side cutting edge 52 away from the rotating shaft 21 moves to the cutting edge of the lower blade 4, the first side cutting edge 51 of the inverted V-shaped upper blade and the lower cutting edge of the lower blade 4 The angle, the cutting angle b is: when the end of the second side cutting edge 52 away from the rotating shaft 21 moves to the cutting edge of the lower blade 4, the second side cutting edge 52 and the lower blade 4 of the inverted V-shaped upper blade 5 The angle of the blade. Generally, when the cutting angles a and b between the upper blade 5 and the lower blade 4 are both greater than 9° and less than 90°, it is easy to cut, preferably 20°, 30° or other degrees in the range. can. The upper blade 5 is integrally formed into an inverted V shape, so that the handle 20 has a short moving distance during the cutting process, and can maintain a relatively large cutting angle (the angles of a and b in FIG. 6 can be 9° or more and less than 90°, that is, the angle between the two sides forming the inverted V-shape is 0-162°) for smooth cutting.
在进一步的实施例中，所述上刀片5与所述下刀片4之间装设有施压轴16，所述施压轴16露出上刀片5外侧的一端套有压簧18，所述施压轴16的顶端、且位于所述压簧18的外侧装设有卡簧17。另外在卡簧17与压簧18之间设置有垫圈13，该垫圈13套在施压轴16上。通过卡簧17将压簧18卡在上刀片5的上面与卡簧17之间，这样，在压簧18的弹性力的作用下，将上刀片5紧压在下刀片4的上面，有利于裁切打印纸8。In a further embodiment, a pressing shaft 16 is disposed between the upper blade 5 and the lower blade 4, and an end of the pressing shaft 16 exposing the outer side of the upper blade 5 is sleeved with a compression spring 18, and the pressing shaft 16 A snap spring 17 is mounted on the outer side of the compression spring 18 at the top end. Further, a washer 13 is provided between the retaining spring 17 and the compression spring 18, and the washer 13 is fitted over the pressing shaft 16. The compression spring 18 is caught by the retaining spring 18 between the upper surface of the upper blade 5 and the retaining spring 17, so that under the elastic force of the compression spring 18, the upper blade 5 is pressed against the upper blade 4, which is advantageous for cutting Cut the paper 8.
进一步的实施例中，在所述下刀片4和上刀片5之间设置有使上刀片5复位的复位装置。具体的，该复位装置包括：扭簧14，所述扭簧14的第一端固定在下刀片4上，所述扭簧14第二端嵌入所述上刀片5的通孔内。该扭簧14为具有一定弹性的钢丝弹簧，手拨动手柄20，带动上刀片5绕转轴21转动，进行打印纸8的裁切；打印纸8被裁切后，手松开，扭簧14将上刀片5自动复位。在其他实施例中，复位装置也可采取其它机构实现。In a further embodiment, a reset device for resetting the upper blade 5 is provided between the lower blade 4 and the upper blade 5. Specifically, the resetting device includes a torsion spring 14 having a first end fixed to the lower blade 4 and a second end of the torsion spring 14 embedded in the through hole of the upper blade 5. The torsion spring 14 is a wire spring having a certain elasticity, and the handle 12 is moved by the hand, and the upper blade 5 is rotated around the rotating shaft 21 to cut the printing paper 8; after the printing paper 8 is cut, the hand is released, and the torsion spring 14 is released. The upper blade 5 is automatically reset. In other embodiments, the reset device can also be implemented in other mechanisms.
上述实施例提供的打印机工作过程：操控该手柄20即可实施切纸操作。在上盖1被打开后，机心上被上盖1遮盖的对应部分是工作时行走的打印纸8，也就是本发明实施例的切刀100剪切的对象。如图1和图2所示，用于在打印纸8上形成图文的是碳带7，碳带7从碳带供应端11出发，由打印头10完成对打印纸8的打印后，已使用过的碳带7部分被卷入碳带回收端9。本发明实施例中，手动切纸刀100主要由下刀片4和上刀片5组成，完成打印的打印纸8由胶辊6推送出，经过下刀片4和上刀片5形成的空隙时，由操作者通过手柄20控制上刀片5与下刀片4进行相对运动，切断卷过的打印纸8。The printer works in the above embodiment provides a paper cutting operation by manipulating the handle 20. After the upper cover 1 is opened, the corresponding portion of the movement that is covered by the upper cover 1 is the printing paper 8 that travels during operation, that is, the object cut by the cutter 100 of the embodiment of the present invention. As shown in FIGS. 1 and 2, the image for forming a graphic on the printing paper 8 is a carbon ribbon 7, which is started from the ribbon supply end 11, and after the printing of the printing paper 8 is completed by the printing head 10, The used ribbon 7 portion is taken up into the ribbon recovery end 9. In the embodiment of the present invention, the manual cutter 100 is mainly composed of a lower blade 4 and an upper blade 5. The printing paper 8 that has been printed is pushed out by the rubber roller 6, and is operated by the gap formed by the lower blade 4 and the upper blade 5. The upper blade 5 and the lower blade 4 are controlled to move relative to each other by the handle 20, and the rolled paper 8 is cut.
另外，在上述实施例中，通过第一螺钉2以及第二螺钉3将手动切刀100装设在打印机的主体300上。Further, in the above embodiment, the manual cutter 100 is attached to the main body 300 of the printer by the first screw 2 and the second screw 3.
本发明实施例还提供一种带有手动切纸刀的便携式打印机，其包括上述任一实施例中所述的手动切纸刀，所述手动切纸刀固定装设在打印机装置中。具体的：通过第一螺钉2以及第二螺钉3将手动切刀100装设在打印机的主体300上。手动切纸刀100主要由下刀片4和上刀片5组成，所述上刀片5的第一端通过转轴21可转动的装设在所述下刀片4上，其中，所述上刀片5包括一侧刀刃51和第二侧刀刃52，共两侧刀刃，其中：所述第一侧刀刃51与第二侧刀刃52连接在一起使所述上刀片5的刀刃整体形成V型。在上刀片5的加工中，该两侧刀刃是一体成型的。优选的实施例中，所述V型的上刀片5的两侧刀刃分别与所述下刀片4刀刃的夹角大于9°且小于 其中：所述第一侧刀刃51与第二侧刀刃52连接处成倒V型连接或者倒U型连接。在附图6中两侧刀刃的连接处为倒V型连接。The embodiment of the present invention further provides a portable printer with a manual paper cutter, comprising the manual paper cutter according to any of the above embodiments, the manual paper cutter being fixedly mounted in the printer device. Specifically, the manual cutter 100 is mounted on the main body 300 of the printer by the first screw 2 and the second screw 3. The manual cutter 100 is mainly composed of a lower blade 4 and an upper blade 5, and a first end of the upper blade 5 is rotatably mounted on the lower blade 4 via a rotating shaft 21, wherein the upper blade 5 includes a The side cutting edge 51 and the second side cutting edge 52 have a total of two sides of the cutting edge, wherein the first side cutting edge 51 and the second side cutting edge 52 are coupled together to form a V-shape of the cutting edge of the upper blade 5. In the processing of the upper blade 5, the two side blades are integrally formed. In a preferred embodiment, the angle between the blades on both sides of the V-shaped upper blade 5 and the blade of the lower blade 4 are respectively greater than 9° and smaller than Wherein: the first side cutting edge 51 and the second side cutting edge 52 are connected at an inverted V-shaped connection or an inverted U-shaped connection. In Figure 6, the junction of the cutting edges on both sides is an inverted V-shaped connection.
完成打印的打印纸8由胶辊6推送出，经过下刀片4和上刀片5形成的空隙时，由操作者通过手柄20控制上刀片5与下刀片4进行相对运动，切断卷过的打印纸8。The printing paper 8 that has been printed is pushed out by the rubber roller 6, and when passing through the gap formed by the lower blade 4 and the upper blade 5, the operator controls the upper blade 5 and the lower blade 4 to move relatively by the handle 20, and cuts the rolled paper. 8.
以上实施例仅表达了本发明的优选实施方式，其描述较为具体和详细，但并不能因此而理解为对本发明专利范围的限制；应当指出的是，对于本领域的普通技术人员来说，在不脱离本发明构思的前提下，还可以做出若干变形和改进，这些都属于本发明的保护范围；因此，凡在本发明权利要求范围所做的等同变换与修饰，均应属于本发明权利要求的涵盖范围。The above embodiments are merely illustrative of the preferred embodiments of the present invention, and the description of the present invention is not to be construed as limiting the scope of the present invention. It should be noted that one of ordinary skill in the art A number of variations and modifications may be made without departing from the spirit of the invention, and all such modifications and modifications are intended to be included in the scope of the invention. The scope of the request.

Claims (8)

1、一种便携式打印机的手动切纸刀，用于对打印纸（8）进行裁切，所述手动切纸刀包括同轴枢接的下刀片（4）和上刀片（5），所述上刀片（5）的第一端通过转轴（21）可转动的装设在所述下刀片（4）上，其特征在于，所述上刀片（5）刀刃包括由连续的第一侧刀刃（51）和第二侧刀刃（52）组成，使所述上刀片（5）的刀刃整体成倒V型。 A manual paper cutter for a portable printer for cutting a printing paper (8), the manual paper cutter comprising a coaxially pivoted lower blade (4) and an upper blade (5), The first end of the upper blade (5) is rotatably mounted on the lower blade (4) by a rotating shaft (21), characterized in that the upper blade (5) blade comprises a continuous first side cutting edge ( 51) and the second side cutting edge (52), so that the cutting edge of the upper blade (5) is inverted V-shaped.
2 、根据权利要求1所述手动切纸刀，其特征在于，当所述第二侧刀刃（52）远离转轴（21）的一端运动到与所述下刀片（4）刀刃相接时，所述第一侧刀刃（51）、第二侧刀刃（52）与所述下刀片（4）刀刃的夹角分别大于9°且小于90°。 2 The manual paper cutter according to claim 1, wherein when said second side cutting edge (52) moves away from an end of said rotating shaft (21) to be in contact with said lower blade (4) cutting edge, said The angle between the first side cutting edge (51), the second side cutting edge (52) and the lower blade (4) cutting edge is greater than 9° and less than 90°, respectively.
3、根据权利要求2所述手动切纸刀，其特征在于，所述第一侧刀刃（51）与第二侧刀刃（52）的连接处成倒V型连接或者倒U型连接。 3. A manual paper cutter according to claim 2, wherein the junction of the first side cutting edge (51) and the second side cutting edge (52) is in an inverted V-shaped connection or an inverted U-shaped connection.
4、 根据权利要求1-3中任何一项所述手动切纸刀，其特征在于，所述上刀片（5）的第二端固定装设有手柄杆（19），在手柄杆（19）端部设置有手柄（20）。 4, A manual paper cutter according to any one of claims 1 to 3, characterized in that the second end of the upper blade (5) is fixedly provided with a handlebar (19) at the end of the handlebar (19) A handle (20) is provided.
5、根据权利要求4所述手动切纸刀，其特征在于，所述上刀片（5）与所述下刀片（4）之间装设有施压轴（16），所述施压轴（16）露出上刀片（5）外侧的一端套有压簧（18），所述施压轴（16）的顶端、且位于所述压簧（18）的外侧装设有卡簧（17）。The manual paper cutter according to claim 4, wherein a pressing shaft (16) is mounted between the upper blade (5) and the lower blade (4), and the pressing shaft (16) A pressure spring (18) is sleeved at one end of the outer side of the upper blade (5), and a circlip (17) is disposed at a distal end of the pressure applying shaft (16) and outside the pressure spring (18).
6、根据权利要求4所述手动切纸刀，其特征在于，所述下刀片（4）和上刀片（5）之间设置有使上刀片（5）复位的复位装置。A manual paper cutter according to claim 4, characterized in that a reset means for resetting the upper blade (5) is provided between the lower blade (4) and the upper blade (5).
7、根据权利要求6所述手动切纸刀，其特征在于，所述复位装置包括扭簧（14），所述扭簧（14）的第一端固定在下刀片（4）上，所述扭簧（14）第二端嵌入所述上刀片（5）的通孔内。7. A manual paper cutter according to claim 6, wherein said resetting means comprises a torsion spring (14), said first end of said torsion spring (14) being fixed to said lower blade (4), said twist The second end of the spring (14) is embedded in the through hole of the upper blade (5).
8、一种便携式打印机，其特征在于，包括权利要求1或7所述的手动切纸刀。A portable printer comprising the manual cutter according to claim 1 or 7.
PCT/CN2010/071212 2010-03-23 2010-03-23 Portable printer and manual paper cutter thereof WO2011116515A1 (en)

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