CN102896642A - Rotary cutting tool - Google Patents
Rotary cutting tool Download PDFInfo
- Publication number
- CN102896642A CN102896642A CN2012104105925A CN201210410592A CN102896642A CN 102896642 A CN102896642 A CN 102896642A CN 2012104105925 A CN2012104105925 A CN 2012104105925A CN 201210410592 A CN201210410592 A CN 201210410592A CN 102896642 A CN102896642 A CN 102896642A
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- Prior art keywords
- blade
- handle
- knife
- cutter
- cutter shaft
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Abstract
The invention provides a rotary cutting tool comprising a cutter handle, a blade and a cutter shaft, wherein the cutter shaft is used for connecting the cutter handle and the blade, and the cutter handle rotates around the cutter shaft so as to regulate an included angle between the cutter handle and the blade. The cutter handle rotates around the cutter shaft through the cutter shaft and can rotate to angles in the same or opposite direction with the blade; and when the cutter handle rotates to be in the same direction with the blade, the cutter handle rotates above the blade, and simultaneously the cutter handle and the blade keep a safe distance so that a force moment is shortened and the gravity of the cutting tool is forward when a person holds the cutter handle, and the person saves labor and does not hurt fingers when cutting off foods by utilizing the cutting tool. According to the rotary cutting tool disclosed by the invention, by changing the relative positions of the cutter handle and the blade, the labor is saved in use, the cutting efficiency is improved, and older people can conveniently use the cutting tool; the cutter handle is rotary so as to be capable of meeting requirements of a user at any time; and the cutter handle and the blade are conveniently detached so that the cutter handle can be replaced at any time according to requirements of the user.
Description
Technical field
The present invention relates to cutter, refer to especially have a kind of rotary type cutter.
Background technology
Existing cutter has a variety of, but rarely has the rotatable cutter of handle of a knife, and handle of a knife and blade oppositely arrange, and its angle can not be adjusted, and center of gravity can be positioned at the cutter rear when cutting the dish, and for the inadequate the elderly of strength, is a deuce to pay.Therefore, a kind of real being necessary of cutter of laborsaving again safety be provided.
Summary of the invention
Based on the deficiencies in the prior art, main purpose of the present invention is to provide a kind of cutter of rotatable handle of a knife, to reach laborsaving, safe effect.
In order to realize the foregoing invention purpose, the invention provides a kind of rotary type cutter, comprise handle of a knife, blade and cutter shaft, wherein, described cutter shaft links to each other handle of a knife with blade, rotates around cutter shaft by handle of a knife, to adjust the angle between handle of a knife and the blade.
In one embodiment of the invention, described handle of a knife comprises grip part and connecting portion, and described connecting portion is provided with buckling groove, by described buckling groove blade is fixed in the handle of a knife.
In one embodiment of the invention, described cutter further comprises cutter shaft, and described cutter shaft offers accommodates mouth, and blade one end stretches into accommodating in the mouth of cutter shaft, and cutter shaft is inserted among the buckling groove of handle of a knife connecting portion, and cutter shaft can be with cutting blade to rotate around handle of a knife.
In one embodiment of the invention, described blade one end has additional fit section, by described fit section blade is screwed in accommodating among the mouth of cutter shaft.The outer wall of described fit section is provided with external screw thread, and mouthful inwall of accommodating of cutter shaft is provided with internal thread, by internal and external threads the fit section of blade is screwed in and accommodates among the mouth.
In one embodiment of the invention, the lateral surface of described cutter shaft is provided with cushion, and described cushion is arranged between the buckling groove of cutter shaft and handle of a knife connecting portion, and the rotation of blade plays cushioning effect.
In one embodiment of the invention, two male gears and two female gears that described cutter shaft inside is provided with rotating shaft and mutually mates, wherein two public geared sleeves are located at the two ends of rotating shaft, and the rotating shaft of described cutter shaft buckles among the buckling groove of handle of a knife, and described female gear is fixed on the cutter shaft, during rotation, handle of a knife rotates around cutter shaft, and the rotating shaft of cutter shaft is rotated synchronously, drives public gear and rotates, and be meshed in a certain position with female gear, so that handle of a knife and blade are fixed in a certain angle.
Described handle of a knife and blade are on same straight line, and the rotatable angle between described handle of a knife and the blade is 10-180 °, and preferred 20-30 °, handle of a knife rotates the top to blade.
Compared with prior art, rotate around cutter shaft by cutter shaft at the handle of a knife of rotatable tool of the present invention, with the handle of a knife rotation to blade in the same way or reverse all angles, when handle of a knife rotation to blade in the same way the time, handle of a knife rotates the top to blade, simultaneously, maintain one section safe distance between handle of a knife and the blade, at this moment, grip handle of a knife, moment shortens, center of gravity forward, downward firmly incision of food uses more laborsavingly, and can not hurt finger.By changing the relative position between handle of a knife and the blade, so that more laborsaving when using, improve the efficient of cutting the dish, can make things convenient for the elderly to use.Handle of a knife is rotatable, can adapt to the user each the time need.Easy accessibility between handle of a knife and the blade also can be answered user's needs, at any time with changing required handle of a knife.
For making the present invention easier to understand, further set forth the specific embodiment of a kind of rotary type cutter of the present invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of a kind of rotary type cutter of the present invention;
Fig. 2 is the use state diagram of a kind of rotary type cutter of the present invention;
Fig. 3 is the handle of a knife of a kind of rotary type cutter of the present invention and the disassembly diagram of cutter shaft;
Fig. 4 is the handle of a knife of a kind of rotary type cutter of the present invention and the assembly drawing of cutter shaft;
Fig. 5 is the blade structure figure of a kind of rotary type cutter of the present invention; And
Fig. 6 is the cutter shaft cut-away view of a kind of rotary type cutter of the present invention.
The specific embodiment
With reference to Fig. 1-shown in Figure 2, the invention provides a kind of rotary type cutter, comprise handle of a knife 1, blade 2 and cutter shaft 3, wherein, described cutter shaft 3 links to each other handle of a knife 1 with blade 2, rotate around cutter shaft 3 by handle of a knife 1, to adjust the angle between handle of a knife 1 and the blade 2, make things convenient for the user to adjust the angle of handle of a knife 1 and blade 2, adjust only angle firmly.
In one embodiment of the invention, described handle of a knife 1 and blade 2 are separated, and handle of a knife 1 comprises grip part 10 and connecting portion 12, and the free end of handle of a knife 1 is located in grip part 10, and the user holds grip part 10, with the application of force food such as cut fruit.Described connecting portion 12 is provided with buckling groove 120, and described buckling groove 120 is semicircular arc, by described buckling groove 120 blade 2 is accommodated in the handle of a knife 1.And by snap device or screw blade 2 is fixed among the handle of a knife 1, come off when preventing from using and hurt sb.'s feelings.
With reference to Fig. 3-shown in Figure 4, in yet another embodiment of the present invention, described cutter shaft 3 offers accommodates mouth 30, and blade 1 one ends stretch into accommodating in the mouth 30 of cutter shaft 3, cutter shaft 3 is inserted among the buckling groove 120 of handle of a knife 1 connecting portion 12, and cutter shaft 3 can be with cutting blade 2 around handle of a knife 1 rotation.
With reference to shown in Figure 5, in yet another embodiment of the present invention, described blade 2 one ends have additional fit section 20, and the stiff end of blade 2 is fixed in described fit section 20, by described fit section 20 blade 2 are screwed in accommodating among mouthfuls 30 of cutter shafts 3.The outer wall of described fit section 20 is provided with external screw thread, and mouthful 30 inwalls of accommodating of cutter shaft 3 are provided with internal thread, by internal and external threads the fit section 20 of blade 2 is screwed in and accommodates among mouthfuls 30.Setting up fit section 20 can conveniently be assemblied in blade 2 on the handle of a knife 1, cooperates by the external screw thread knob in the fit section 20 of accommodating internal thread on mouthful 30 inwalls and blade 2 of cutter shaft 3, so that band blade 2 and cutter shaft 3 are assembled into one.By screw knob formula assembling mode, with easy disassembly.
With reference to shown in Figure 6, in yet another embodiment of the present invention, two male gears 34 and two female gears 36 that described cutter shaft 3 inside are provided with rotating shaft 32 and mutually mate, wherein, two public gears 34 are sheathed on the two ends of rotating shaft 32, the rotating shaft 32 of described cutter shaft 2 buckles among the buckling groove 120 of handle of a knife 1, described female gear 36 is fixed on the cutter shaft 3, during rotation, handle of a knife 1 rotates around cutter shaft 3, and the rotating shaft 32 of cutter shaft 3 is rotated synchronously, drives public gear 34 and rotates, and be meshed in a certain position with female gear 36, so that handle of a knife 1 and blade 2 are fixed in a certain angle.Intermeshing by male gear 34 and female gear 36, but so that handle of a knife 1 phase blade 2 is positioned a certain angle, so that the user can use cutter to carry out incision of food when arbitrarily angled.
In yet another embodiment of the present invention, the lateral surface of described cutter shaft 3 is provided with cushion 5, and described cushion 5 is arranged between the buckling groove 120 of cutter shaft 3 and handle of a knife connecting portion 12, and the rotation of blade 2 plays cushioning effect.Described cushion 5 is wrapped in the outer wall of cutter shaft 3, is made by flexible materials such as rubber.
In the present invention, described handle of a knife 1 and blade 2 are on same straight line, and the rotatable angle between described handle of a knife 1 and the blade 2 is 10-180 °.Namely by rotation handle of a knife 1, make itself and blade 2 antiparallel; Or with blade 2 in the same way, handle of a knife 1 is rotated to the top of blade 2, simultaneously, maintain one section safe distance between handle of a knife 1 and the blade 2, be made as acute angle between handle of a knife 1 and the blade 2, preferred 20-30 °, at this moment, grip handle of a knife 1, moment shortens, center of gravity forward, downward incision of food firmly, use more laborsavingly, and can not hurt finger.
During assembling, at first, fit section 20 is screwed up mutually with blade 2; Then, fit section 20 is screwed in accommodating among mouthfuls 30 of cutter shafts 3, the external screw thread of fit section 20 and accommodate mouthfuls 30 internal thread and be meshed; Then, cutter shaft 3 is buckled among the buckling groove 120 of handle of a knife 1 connecting portion 12, and by screw or other securing members cutter shaft and handle of a knife are fixed cooperation, can finish assembling.During use, cutter shaft 3 can be with cutting blade 2 around handle of a knife 1 rotation.
Claims (10)
1. a rotary type cutter comprises handle of a knife, blade and cutter shaft, it is characterized in that: described cutter shaft links to each other handle of a knife with blade, rotates around cutter shaft by handle of a knife, to adjust the angle between handle of a knife and the blade.
2. rotary type cutter according to claim 1, it is characterized in that: described handle of a knife comprises grip part and connecting portion, described connecting portion is provided with buckling groove, by described buckling groove blade is fixed in the handle of a knife.
3. rotary type cutter according to claim 2, it is characterized in that: described cutter further comprises cutter shaft, and described cutter shaft offers accommodates mouth, and blade one end stretches into accommodating in the mouth of cutter shaft, cutter shaft is inserted among the buckling groove of handle of a knife connecting portion, and cutter shaft can be with cutting blade to rotate around handle of a knife.
4. rotary type cutter according to claim 3, it is characterized in that: described blade one end has additional fit section, by described fit section blade is screwed in accommodating among the mouth of cutter shaft.
5. rotary type cutter according to claim 4, it is characterized in that: the lateral surface of described cutter shaft is provided with cushion, and described cushion is arranged between the buckling groove of cutter shaft and handle of a knife connecting portion, and the rotation of blade plays cushioning effect.
6. rotary type cutter according to claim 5, it is characterized in that: two male gears and two female gears that described cutter shaft inside is provided with rotating shaft and mutually mates, wherein two public geared sleeves are located at the two ends of rotating shaft, and the rotating shaft of described cutter shaft buckles among the buckling groove of handle of a knife, and described female gear is fixed on the cutter shaft, during rotation, handle of a knife rotates around cutter shaft, and the rotating shaft of cutter shaft is rotated synchronously, drives public gear and rotates, and be meshed in a certain position with female gear, so that handle of a knife and blade are fixed in a certain angle.
7. rotary type cutter according to claim 4 is characterized in that: the outer wall of described fit section is provided with external screw thread, and mouthful inwall of accommodating of cutter shaft is provided with internal thread, by internal and external threads the fit section of blade is screwed in and accommodates among the mouth.
8. rotary type cutter according to claim 1, it is characterized in that: the rotatable angle between described handle of a knife and the blade is 10-180 °.
9. rotary type cutter according to claim 8, it is characterized in that: the rotatable angle between described handle of a knife and the blade is 20-30 °, and handle of a knife rotates the top to blade.
10. rotary type cutter according to claim 1, it is characterized in that: described handle of a knife and blade are on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104105925A CN102896642A (en) | 2012-10-23 | 2012-10-23 | Rotary cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104105925A CN102896642A (en) | 2012-10-23 | 2012-10-23 | Rotary cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102896642A true CN102896642A (en) | 2013-01-30 |
Family
ID=47569277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104105925A Pending CN102896642A (en) | 2012-10-23 | 2012-10-23 | Rotary cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102896642A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4177560A (en) * | 1977-10-22 | 1979-12-11 | Hiroshi Sakurai | Safety knife |
| US5331741A (en) * | 1992-08-10 | 1994-07-26 | Taylor Jr William J | Lever-actuated folding knife |
| JPH09122359A (en) * | 1995-11-02 | 1997-05-13 | Bunshichi Koyama | Folding knife |
| US20050223563A1 (en) * | 2004-04-12 | 2005-10-13 | Columbia River Knife And Tool | Folding knife |
| CN2912933Y (en) * | 2006-03-30 | 2007-06-20 | 项颂伟 | Gear system knife |
| CN201619118U (en) * | 2010-04-30 | 2010-11-03 | 张锡豪 | Collapsible type paper cutter |
| CN102126223A (en) * | 2011-01-07 | 2011-07-20 | 中国科学院地质与地球物理研究所 | Fruit knife capable of adjusting stretching/withdrawing of blades |
| CN202412290U (en) * | 2011-12-07 | 2012-09-05 | 高博 | Kitchen knife |
| CN202862227U (en) * | 2012-10-23 | 2013-04-10 | 陈华 | Rotatable cutting tool |
-
2012
- 2012-10-23 CN CN2012104105925A patent/CN102896642A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4177560A (en) * | 1977-10-22 | 1979-12-11 | Hiroshi Sakurai | Safety knife |
| US5331741A (en) * | 1992-08-10 | 1994-07-26 | Taylor Jr William J | Lever-actuated folding knife |
| JPH09122359A (en) * | 1995-11-02 | 1997-05-13 | Bunshichi Koyama | Folding knife |
| US20050223563A1 (en) * | 2004-04-12 | 2005-10-13 | Columbia River Knife And Tool | Folding knife |
| CN2912933Y (en) * | 2006-03-30 | 2007-06-20 | 项颂伟 | Gear system knife |
| CN201619118U (en) * | 2010-04-30 | 2010-11-03 | 张锡豪 | Collapsible type paper cutter |
| CN102126223A (en) * | 2011-01-07 | 2011-07-20 | 中国科学院地质与地球物理研究所 | Fruit knife capable of adjusting stretching/withdrawing of blades |
| CN202412290U (en) * | 2011-12-07 | 2012-09-05 | 高博 | Kitchen knife |
| CN202862227U (en) * | 2012-10-23 | 2013-04-10 | 陈华 | Rotatable cutting tool |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130130 |