CN106394008B - A high-efficient cutters and printer for printer - Google Patents
A high-efficient cutters and printer for printer Download PDFInfo
- Publication number
- CN106394008B CN106394008B CN201610725481.1A CN201610725481A CN106394008B CN 106394008 B CN106394008 B CN 106394008B CN 201610725481 A CN201610725481 A CN 201610725481A CN 106394008 B CN106394008 B CN 106394008B
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- blade
- cutter
- movable
- fixed
- printer
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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
- 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
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Abstract
A high-efficiency cutter device for a printer and the printer are provided, wherein the cutter device comprises a fixed frame, a fixed cutter piece and a movable cutter piece, the fixed cutter piece is arranged on the fixed frame, the fixed cutter piece is provided with a fixed blade, and the cutting edge of the fixed blade is formed by intersecting two planes; the movable cutter piece is located above the fixed cutter piece, the movable cutter piece is rotatably arranged on the fixing frame and comprises a movable cutter blade and a support, the movable cutter blade is arranged in the support, the cutting edge of the movable cutter blade is formed by intersecting a curved surface and a plane, the cutting edge of the movable cutter blade is inclined relative to the cutting edge of the fixed cutter blade, the cutting edge of the movable cutter blade protrudes outwards relative to the support, and a chip removal space is formed between the top surface of the movable cutter blade and the support. According to the invention, the cutting edge of the movable blade protrudes outwards relative to the bracket, and a chip removal space is formed between the top surface of the movable blade and the bracket. So that the paper scraps generated in the cutting process can be smoothly removed along the scrap removal space, and the smooth operation of cutting is ensured.
Description
Technical Field
The invention relates to the technical field of printers, in particular to a high-efficiency cutter device for a printer and the printer.
Background
With the rapid development of modern society, printers have been widely used in various industries such as supermarkets, banks, convenience stores, postal services and the like, and in view of the continuous requirements of people on automation and intellectualization, general printers must have an automatic paper cutting function. The inside cut paper device of current printer includes fixed blade and movable blade, is the plane contact when contact between movable blade and the fixed blade, and this makes the power of laminating each other great between movable blade and the fixed blade easily, and the wearing and tearing of blade appear more easily, reduce cut paper device's life, increase user's consumptive material use cost. In addition, paper scraps are easy to generate in the paper cutting process, and are difficult to remove and discharge, so that the problems of unsmooth cutting, blade loss and the like are caused.
Disclosure of Invention
The present invention aims to overcome the disadvantages of the prior art and to provide a high efficiency cutter assembly for a printer.
The paper scrap cutting machine solves the technical problems that paper scraps generated in the cutting process are difficult to remove, and blockage is easily caused, so that smooth cutting cannot be realized.
In order to solve the technical problems, the invention adopts the following technical measures:
a high-efficiency cutter device for a printer is used for cutting paper in the printer and comprises a fixed frame, a fixed cutter piece and a movable cutter piece, wherein the fixed cutter piece is arranged on the fixed frame and is provided with a fixed blade, and the cutting edge of the fixed blade is formed by intersecting two planes; the movable cutter piece is located above the fixed cutter piece, the movable cutter piece is rotatably arranged on the fixing frame and comprises a movable cutter blade and a support, the movable cutter blade is arranged in the support, the cutting edge of the movable cutter blade is formed by intersecting a curved surface and a plane, the cutting edge of the movable cutter blade is inclined relative to the cutting edge of the fixed cutter blade, the cutting edge of the movable cutter blade protrudes outwards relative to the support, a chip removal space is formed between the top surface of the movable cutter blade and the support, one end of the movable cutter blade is a starting end, the other end of the movable cutter blade is a terminal end, and when paper is cut, the starting end is firstly cut with the fixed cutter blade.
The invention can be further perfected by the following technical measures:
as a further improvement, the support is provided with an installation groove, and the movable blade is inserted in the installation groove.
As a further improvement, the bottom surface of the movable blade is a plane, the top surface of the movable blade is a plane, the bottom surface is parallel to the top surface, and an included angle between the bottom surface and the rotating shaft of the bracket is defined as alpha, wherein alpha is more than or equal to 1 degree and less than or equal to 10 degrees.
As a further improvement, the curved surface is a smooth twisted curved surface, and the terminal end of the curved surface is twisted toward the bracket relative to the starting end thereof.
As a further improvement, a movable cutter ring is arranged at the starting end of the movable cutter blade, the starting end of the movable cutter blade is flush with the outer circumferential surface of the movable cutter ring, and the fixed cutter blade is tangent to the outer circumferential surface of the movable cutter ring.
As a further improvement, two ends of the support are respectively provided with a rotating shaft, the fixed frame is correspondingly provided with a through hole matched with the fixed frame, and the rotating shaft at one end of the support extends out of the through hole.
As a further improvement, the top surface of the support is an arc surface, and the arc surface and the rotating shaft of the support are coaxially arranged.
As a further improvement, the bottom surface of the support is formed by intersecting two triangular planes, and the included angle between the two triangular planes is 2-6 degrees.
As a further improvement, the fixed cutter piece comprises a support frame and an elastic sheet, a placing groove is formed in the support frame, the fixed cutter piece is arranged in the placing groove, and the support frame is connected with the fixing frame through the elastic sheet.
In addition, still provide a printer, use foretell cutters, still include casing and drive assembly, the one end of casing is equipped with the paper feed mouth, and its other end is equipped with the exit slot, be equipped with the holding chamber in the casing, cutters establishes at the holding intracavity with drive assembly, drive assembly includes motor, gear and sector gear, sector gear's one end is established on moving the cutter piece, motor and gear engagement, gear and sector gear meshing.
Compared with the prior art, the invention has the following advantages:
1. the cutting edge of the movable blade is obliquely arranged relative to the cutting edge of the fixed blade, so that the cutting edge of the movable blade is in point contact with the cutting edge of the fixed blade during cutting, paper can be cut off by using small force during cutting between the movable blade and the fixed blade, the abrasion between the fixed blade and the movable blade is reduced, and the service lives of the fixed blade and the movable blade are prolonged.
2. The cutting edge of the movable blade protrudes outwards relative to the bracket, and a chip removal space is formed between the top surface of the movable blade and the bracket. So that the paper scraps generated in the cutting process can be smoothly removed along the scrap removal space, and the smooth operation of cutting is ensured.
3. The curved surface is a twisted curved surface, so that the blade becomes thinner and sharper gradually from the starting end to the terminal end, and the paper can be cut off more smoothly. In addition, in the rotating process of the movable cutter piece, the movable cutter piece cannot be interfered with the fixed cutter piece due to the fact that the movable cutter piece protrudes outwards, so that the movable cutter piece can smoothly rotate, and the next cutting is facilitated.
4. The reciprocating rotation of the movable cutter piece is driven by the driving assembly, and the sector gear is adopted, so that the movable cutter piece only rotates in a reciprocating mode within a certain angle, and the cutting frequency is improved.
Drawings
FIG. 1 is a schematic view of the assembly of the printer of the present invention;
FIG. 2 is a schematic view of the printer of FIG. 1 shown with the flip cover open at another angle;
FIG. 3 is a schematic view of the cutter assembly and drive assembly of the printer of FIG. 2;
FIG. 4 is a schematic view of the assembly of the high efficiency cutter assembly for a printer of the present invention;
FIG. 5 is an exploded view of the high efficiency cutter assembly for the printer of FIG. 4;
FIG. 6 is a front view of the high efficiency cutter assembly for the printer of FIG. 4;
FIG. 7 is a schematic view of a cutter element of the high efficiency cutter assembly for the printer of FIG. 4;
FIG. 8 is a perspective view of a cutting blade of the high efficiency cutting blade assembly for the printer of FIG. 4;
FIG. 9 is a front view of the cutting blade of FIG. 8;
fig. 10 is a left side view of the cutting blade shown in fig. 8.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, a printer includes a housing 100, a driving assembly 200, and a cutter device 300, wherein one end of the housing 100 is provided with a paper inlet 110, and the other end thereof is provided with a paper outlet 120. The housing 100 is provided with a flip cover 130 to facilitate opening, handling, and maintenance of the components inside the housing 100. The housing 100 is provided with a receiving cavity, the cutter device 300 and the driving assembly 200 are disposed in the receiving cavity, and the cutter device 300 is disposed near the paper outlet 120.
Referring to fig. 4, the cutter device 300 is used for cutting paper in a printer, and includes a fixed frame 330, a fixed cutter 320, and a movable cutter 310. The fixed knife element 320 is arranged on a fixed frame 330, the fixed knife element 320 is provided with a fixed knife blade 321, and the cutting edge 3211 of the fixed knife blade is formed by intersecting two planes. The movable knife element 310 is positioned above the fixed knife element 320, and the movable knife element 310 is rotatably arranged on the fixed frame 330.
Referring to fig. 4, the cutting edge 3113 of the movable blade protrudes outward relative to the bracket 312, and a debris discharging space is formed between the top surface 3115 of the movable blade and the bracket 312. So that the paper scraps generated in the cutting process can be smoothly removed along the scrap removal space, and the smooth operation of cutting is ensured.
Referring to fig. 4, the movable knife 310 includes a movable blade 311 and a bracket 312, the movable blade 311 is disposed in the bracket 312, and a cutting edge 3113 of the movable blade is formed by intersecting a curved surface 3114 and a plane. The cutting edge 3113 of the movable blade is inclined with respect to the cutting edge 3211 of the stationary blade, one end of the movable blade 311 is a starting end 3111, and the other end is a terminal end 3112, so that when cutting paper, the starting end 3111 is first engaged with the stationary blade 321.
The cutting edge 3113 of the movable blade is arranged obliquely relative to the cutting edge 3211 of the fixed blade, so that the cutting edge 3113 of the movable blade is in point contact with the cutting edge of the fixed blade 321 during cutting, paper can be cut off by using a small force during the cutting between the movable blade 311 and the fixed blade 321, the abrasion between the fixed blade 321 and the movable blade 311 is reduced, and the service lives of the fixed blade 311 and the movable blade 311 are prolonged.
Referring to fig. 6, the start end 3111 of the movable blade is provided with a movable blade ring 314, the start end 3111 of the movable blade is flush with the outer circumferential surface of the movable blade ring 314, in an embodiment, the start end 3111 of the movable blade is an arc, the diameter of the arc is equal to the diameter of the movable blade ring 314, and the arc is coaxial with the movable blade ring 314. The fixed blade 321 is tangent to the outer circumference of the movable blade ring 314. When the paper is cut, the fixed blade 312 can smoothly engage with the start end 3111 of the movable blade, so as to avoid the phenomenon of knife collision occurring when the movable blade 311 engages with the fixed blade 312, which affects the cutting of the paper.
Referring to fig. 5, the knife fixing element 320 includes a supporting frame 322, a placing slot 3221 is formed in the supporting frame 322, and the fixed blade 321 is disposed in the placing slot 3221. The fixed blade 321 is vertically arranged, and an included angle between two planes which intersect to form the cutting edge 3211 of the fixed blade is beta, wherein beta is more than or equal to 50 degrees and less than or equal to 80 degrees. More preferably, the angle is not less than 50 degrees and not more than 59 degrees, and the cutting edge 3211 of the fixed blade has both the advantages of sharpness and wear resistance.
Referring to fig. 6, the knife fixing element 320 includes a spring plate 323, and the supporting frame 322 is connected to the fixing frame 330 through the spring plate 323. The elastic sheet 323 structure allows the knife holder 320 to have a slight deformation relative to the holder 330 to generate an elastic force. So that the fixed blade 321 can be tightly engaged with the movable blade 311 under the action of elastic force, and has cutting force. Preferably, the movable knife ring 314 is made of cutting steel, so that the problems of unsmooth cutting of paper, knife collision and the like caused by nicks, grooves and the like formed by cutting the movable knife ring 314 when the fixed knife 321 is tangent to the movable knife ring 314 are avoided.
Referring to fig. 5, the support 312 is provided with a mounting groove 3123, and the movable blade 311 is inserted into the mounting groove 3123. The support 312 is made of common steel, and the movable blade 311 is made of cutting steel. The support 312 and the movable blade 311 are manufactured separately and made of different materials, and only the movable blade 311 is manufactured by using cutting steel with high hardness, so that the cutting hardness of the movable blade 311 is ensured. Compared with the traditional structure, the bracket 312 and the movable blade 311 are integrally made of cutting steel, so that the cost is reduced.
Referring to fig. 5, two ends of the support 312 are respectively provided with a rotating shaft 313, a rotating disc 315 is disposed between the terminal 3112 of the movable blade and the rotating shaft 312, the support 312 is welded on the rotating disc 315, and the movable knife ring 314 is located between the rotating shaft 313 and the support 312. The central axis of the rotating shaft 313 is coaxial with the rotating shaft, and the moving blade 310 of the rotating shaft is a fixed axis in the rotation around the fixed shaft. The fixing frame 330 is correspondingly provided with a through hole 332 matched with the fixing frame, and a rotating shaft sleeve 331 matched with the rotating shaft 313 is arranged in the through hole 332, so that the service life of the movable cutter element 310 is prolonged. The rotating shaft 313 at one end of the bracket 312 extends out of the through hole 332 for connecting the driving assembly 200 to rotate.
Referring to fig. 6 and 9, the bottom surface 3116 of the movable blade is a plane, the top surface 3115 of the movable blade is a plane, the bottom surface is parallel to the top surface, and an included angle between the bottom surface and the rotation axis of the bracket 312 is defined as α, wherein α is greater than or equal to 1 ° and less than or equal to 10 °. Preferably, α is more than or equal to 1 ° and less than or equal to 5 °, and then the movable knife 310 can complete the cutting of the paper after rotating by a small angle, which is helpful for improving the efficiency of cutting the paper and does not affect the point contact between the movable blade 311 and the fixed blade 321 during the cutting.
Referring to fig. 8, 9 and 10, the curved surface 3114 is a smooth twisted curved surface 3114, and a terminal end 3112 of the curved surface 3114 is twisted toward the bracket 312 relative to a starting end 3111 thereof. The terminal end 3112 of the curved surface 3114 is on the same side as the terminal end 3112 of the movable blade 311, and the start end 3111 of the curved surface 3114 is on the same side as the start end 3111 of the movable blade 311. The curved surface 3114 is formed by twisting the curved surface 3114 so that the blade becomes thinner and sharper gradually from the start end 3111 to the end 3112, and the paper can be cut more smoothly. In addition, during the rotation of the movable blade 310, the movable blade 311 should not protrude outward and interfere with the fixed blade 321, so that the movable blade 310 can smoothly rotate for the next cutting.
Referring to fig. 5 and 7, the top surface 3121 of the bracket is a curved surface, and the curved surface is coaxially disposed with the rotation axis of the bracket 312. The bottom surface 3122 of the support is formed by two triangular planes which intersect, so that the distance between the cutting edge 3113 of the movable blade and the edge 3124 of the bottom surface of the support 312 is smaller, which is convenient for the cutting with the cutting edge 3211 of the fixed blade. The included angle between the two triangular planes is 2-6 degrees.
Referring to fig. 3, the driving assembly 200 includes a motor 210, a gear 220, and a sector gear 230, wherein one end of the sector gear 230 is disposed on the movable knife element 310, the motor 210 is engaged with the gear 220, and the gear 220 is engaged with the sector gear 230. The driving assembly 200 drives the movable knife element 310 to rotate back and forth, and the sector gear 230 is adopted, so that the movable knife element 310 only rotates back and forth within a certain angle, which is beneficial to improving the cutting frequency.
Referring to fig. 3, the printer is preferably further provided with a controller 240 for controlling a rotation range of the sector gear 230. The controller 240 may be an infrared sensor, and the sector gear 230 is correspondingly provided with a sensing part 231, and the sensing part 231 is matched with the infrared sensor to sense the position of the sector gear 230.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A high-efficiency cutter device for a printer is used for cutting paper in the printer and is characterized by comprising a fixed frame, a fixed cutter piece and a movable cutter piece, wherein the fixed cutter piece is arranged on the fixed frame, the fixed cutter piece is provided with a fixed blade, the cutting edge of the fixed blade is formed by intersecting two planes, the included angle between the two planes which intersect to form the cutting edge of the fixed blade is beta, and the beta is more than or equal to 50 degrees and less than or equal to 80 degrees; the movable cutter part is positioned above the fixed cutter part, the movable cutter part is rotatably arranged on the fixed frame and comprises a movable cutter blade and a support, the movable cutter blade is arranged in the support, the cutting edge of the movable cutter blade is formed by intersecting a curved surface and a plane, the cutting edge of the movable cutter blade is obliquely arranged relative to the cutting edge of the fixed cutter blade, the cutting edge of the movable cutter blade protrudes outwards relative to the support, a chip removal space is formed between the top surface of the movable cutter blade and the support, one end of the movable cutter blade is a starting end, the other end of the movable cutter blade is a terminal end, and when paper is cut, the starting end is firstly in fit with the fixed cutter blade; the starting end of the movable blade is provided with a movable cutter ring, the starting end of the movable blade is flush with the outer circumferential surface of the movable cutter ring, and the fixed blade is tangent to the outer circumferential surface of the movable cutter ring.
2. A high efficiency cutter device for a printer as claimed in claim 1 wherein said support frame is provided with a mounting slot and said movable blade is inserted into said mounting slot.
3. A high efficiency cutter assembly for a printer as claimed in claim 2 wherein the bottom surface of the movable blade is planar and the top surface of the movable blade is planar, the bottom surface being parallel to the top surface defining an angle α between the bottom surface and the axis of rotation of the support, wherein α is between 1 ° and 10 °.
4. A high efficiency cutter assembly for a printer as claimed in claim 2 wherein said curved surface is a smooth twisted surface, the terminal end of said curved surface being twisted towards the support relative to the starting end thereof.
5. A high efficiency cutter assembly for printers as claimed in claim 1, wherein the holder has a shaft at each end, the holder has a through hole for engaging with the holder, and the shaft at one end of the holder extends out of the through hole.
6. A high efficiency cutter assembly for a printer as claimed in claim 5 wherein the top surface of said support is a curved surface, said curved surface being disposed coaxially with the axis of rotation of said support.
7. A high efficiency cutter assembly for a printer as claimed in claim 5 wherein the base of the support is formed by the intersection of two triangular planes, the angle between the two triangular planes being 2 ° to 6 °.
8. The efficient cutter device for the printer according to claim 1, wherein the cutter fixing member comprises a support frame and a spring plate, a placing groove is formed in the support frame, the cutter fixing plate is arranged in the placing groove, and the support frame is connected with the fixing frame through the spring plate.
9. A printer is characterized in that the cutter device of any one of claims 1 to 8 is used, the printer further comprises a shell and a driving assembly, one end of the shell is provided with a paper inlet, the other end of the shell is provided with a paper outlet, a containing cavity is arranged in the shell, the cutter device and the driving assembly are arranged in the containing cavity, the driving assembly comprises a motor, a gear and a sector gear, one end of the sector gear is arranged on a movable cutter piece, the motor is meshed with the gear, and the gear is meshed with the sector gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725481.1A CN106394008B (en) | 2016-08-25 | 2016-08-25 | A high-efficient cutters and printer for printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610725481.1A CN106394008B (en) | 2016-08-25 | 2016-08-25 | A high-efficient cutters and printer for printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106394008A CN106394008A (en) | 2017-02-15 |
| CN106394008B true CN106394008B (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610725481.1A Active CN106394008B (en) | 2016-08-25 | 2016-08-25 | A high-efficient cutters and printer for printer |
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| Country | Link |
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| CN (1) | CN106394008B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107053313B (en) * | 2017-05-04 | 2020-03-27 | 厦门汉印电子技术有限公司 | Non-adhesive cutter device, printer and anti-adhesion treatment process |
| CN111114152B (en) * | 2019-12-30 | 2021-07-30 | 浙江工平智能设备有限公司 | High-speed digital ink-jet red seal blueprint machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0775585B1 (en) * | 1995-11-21 | 2000-03-22 | Seiko Epson Corporation | Printer having a cutter and protective device for use in a printer |
| EP2319665A1 (en) * | 2009-11-06 | 2011-05-11 | Toshiba TEC Kabushiki Kaisha | Sheet material cutting device and printer using the same |
| CN104859317A (en) * | 2015-05-04 | 2015-08-26 | 新会江裕信息产业有限公司 | Printer with built-in hob paper cutting device |
| CN206086009U (en) * | 2016-08-25 | 2017-04-12 | 厦门普瑞特科技有限公司 | A high -efficient cutters and printer for printer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07266644A (en) * | 1994-03-30 | 1995-10-17 | New Oji Paper Co Ltd | Printer equipped with rotary cutter |
-
2016
- 2016-08-25 CN CN201610725481.1A patent/CN106394008B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0775585B1 (en) * | 1995-11-21 | 2000-03-22 | Seiko Epson Corporation | Printer having a cutter and protective device for use in a printer |
| EP2319665A1 (en) * | 2009-11-06 | 2011-05-11 | Toshiba TEC Kabushiki Kaisha | Sheet material cutting device and printer using the same |
| CN104859317A (en) * | 2015-05-04 | 2015-08-26 | 新会江裕信息产业有限公司 | Printer with built-in hob paper cutting device |
| CN206086009U (en) * | 2016-08-25 | 2017-04-12 | 厦门普瑞特科技有限公司 | A high -efficient cutters and printer for printer |
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| Publication number | Publication date |
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| CN106394008A (en) | 2017-02-15 |
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Effective date of registration: 20200827 Address after: 361000, Fujian Province, Huli District, Xiamen Province Torch hi tech Zone Pioneer Park building 305A Patentee after: XIAMEN HANIN ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 361000 Fujian city of Xiamen province Xiamen torch Software Park, hi tech Zone tzengtsu Road No. 1 -303H unit Patentee before: XIAMEN PRT TECHNOLOGY Co.,Ltd. |