CN101380995A - Helical multi-edge cutting knife - Google Patents
Helical multi-edge cutting knife Download PDFInfo
- Publication number
- CN101380995A CN101380995A CNA2007100711200A CN200710071120A CN101380995A CN 101380995 A CN101380995 A CN 101380995A CN A2007100711200 A CNA2007100711200 A CN A2007100711200A CN 200710071120 A CN200710071120 A CN 200710071120A CN 101380995 A CN101380995 A CN 101380995A
- Authority
- CN
- China
- Prior art keywords
- edge
- cutter
- blade
- cutting tool
- tool sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a spiral multi-edge cutter, consisting of an edge, a cutter ditch, a chipping draining trough, a cutter sleeve, a keyway, a hollow chamber and a spiral multi-edge cutter; the external surface of the spiral multi-edge cutter is provided with the edge, the cutter ditch, the chipping draining trough and the spiral multi-edge cutter; the edge and the cutter ditch are distributed on the external surface of the cutter sleeve in a non-continuous spiral shape; the edge is distributed on the external surface of the cutter sleeve in a non-continuous spiral shape linearly; the cutter ditch is arranged between two edges; the chipping draining trough takes the cylinder axis line of the cutter sleeve as the center and are arranged on the surface of the cuter sleeve in the form of cylindrical array; the spiral multi-edge cutter is longitudinally distributed on the external surface of the cutter sleeve; the spiral multi-edge cutter forms a waveform-shaped edge structure longitudinally in the circumferential direction of the external surface; therefore, transverse and longitudinal cutting can be realized, the accident that the airscrew is enwound by foreign matter is avoided, and the energy resource is saved, furthermore, the cutter has obvious effect and outstanding progress on anti-enwinding of tail shaft of the airscrew of fishing boats.
Description
Technical field the invention provides a kind of helical multi-edge cutting knife in the antiwind technical use of propeller for vessels tailing axle, belongs to the antiwind scrap disassembling technical device field of marine propeller tailing axle.
The background technology boats and ships under sail, when hull bottom near to or in contact with to marine suspended matter (netting gear, rope and other) time, these suspended matters are under the effect of hull form, and along with current will flow to the boats and ships afterbody rapidly, the as easy as rolling off a log tailing axle that is wrapped in of suspended matter is near on the shaft part of screw propeller.At present, mainly can be divided into two classes to the antiwind technology of propeller for vessels tailing axle both at home and abroad: the one, the prevention winding technology; The 2nd, the elimination technique of wound foreign matter, wherein, domestic mainly to put prevention first, and the external more winding of adopting the mode of getting rid of to prevent foreign matter, prevent the method for twining as the domestic turbine jet water course technology of utilizing mostly, adopt the method for powerful water spray to drive foreign matter near screw propeller, send the electronic alerts signal simultaneously, notify the marine navigator to operate accordingly, the method can to a certain degree be prevented the winding of marine foreign matter to the propeller for vessels tailing axle, but, the required cost of the realization of this scheme is high, and because this device technique complexity is very high, can't promote the use of to the fisherman, for marine large tracts of land twister, the method poor effect.In addition; what have passes through above the propeller tailing axle to install a protection sleeve; being about to screw propeller tailing axle exposed parts covers fully; make the key position that takes place to twine obtain protection; thereby reduced the possibility that marine foreign matter winding screw oar accident takes place; though this kind method simple and convenient; play the prevention effect of certain wound foreign matter; but when being twined by foreign matter in the protection sleeve outer ring; propeller blade still might be involved in suspended matter in the protective cover, and in this case, it does not have eliminating measure; in case and screw propeller shaft bearing fracture; grind dead or screw propeller et out of order; want of repair, ship can pull in to shore, and could repair after protection sleeve is taken off; this just makes that repairing is cumbersome, improves repair cost.And abroad, the method that U.S. a company adopted single blade revolution cutter to prevent to twine in 2006, developed a kind of the installation and turned round cutter at screw propeller tailing axle exposed parts, it utilizes the tailing axle rotation to drive blade, blade circumferentially makes wound foreign matter by transversely cutting with changeing, thereby having reduced wound foreign matter winding screw oar accident takes place, this method has solved the circumferential driving problems of blade to a certain extent, it uses simple, making and use cost are low, but, there is defective in itself, and the twayblade design is adopted in this cutter design, and this design is with the coaxial setting of two blades and be in same plane, so only can realize tangential cutting to twister, and can not realize axial cutting, when running into the suspended matter winding, its handle of a knife just is easy to suspended matter is fasten, so not only twister can not be got rid of, make that on the contrary the winding problem is more serious.
Summary of the invention the object of the present invention is to provide a kind of later-model helical multi-edge cutting knife, can effectively solve the difficult problem of foreign matter winding screw oar, adopt the helical design principle, make twister very capacity be cut broken, and be cut broken foreign matter and can in time exclude, thereby solved the accident of foreign matter winding screw oar effectively.
Comprise on the helical multi-edge cutting knife structure: blade 3, cutter ditch 4, junk slot 5, cutting tool sleeve 6, keyway 7, cavity 8 and helical multi-edge blade 9, keyway 7 is arranged at the inboard of cutting tool sleeve 6, the axle center of cutting tool sleeve 6 is hollow cavity 8, cutting tool sleeve 6 is the hollow cylinder structure, cutting tool sleeve 6 is provided with a circular cavity 8 and an oblong keyway 7, distribute on the outside face of helical multi-edge cutting knife and be provided with blade 3, cutter ditch 4, junk slot 5 and helical multi-edge blade 9, junk slot 5 is parallel to the column axis of cutting tool sleeve 6, blade 3 and cutter ditch 4 are the outside face of discontinuous spiral distribution at cutting tool sleeve 6, helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6, blade 3 is discontinuous zigzag shape, be distributed on the outside face of cutting tool sleeve 6, helix line quantity 〉=1 of its setting, the crosscut transverse profile angle of blade 3 be 15 spend to 25 the degree between, cutter ditch 4 be arranged on two blades 3 between, be the groove that forms between the blade 3, the helical angle of blade 3 and cutter ditch 4 be 45 spend to 85 the degree between, junk slot 5 is the center with the column axis of cutting tool sleeve 6, rounded array distribution is on the surface of cutting tool sleeve 6, the quantity of its setting 〉=2, helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6, and helical multi-edge blade 9 is the corrugated edge structure of vertical formation along the outside face circumference of cutting tool sleeve 6.
Good result of the present invention is: adopted the helix structure principle of design, be its blade in the shape of a spiral shape twine and to be distributed on the cutting tool sleeve surface, so both realized transversely cutting, realized axial cut-out again, total has prevention simultaneously and gets rid of the effect of foreign matter, make and be cut broken foreign matter and can in time exclude, thereby solved the accident of foreign matter winding screw oar effectively, and need not provide independent propulsion source, only need utilize the tailing axle rotation to drive blade, thereby energy savings is to the antiwind progress that obvious effects is arranged and give prominence to of fishing boat screw propeller tailing axle.
Description of drawings
Fig. 1: the tomograph that is helical multi-edge cutting knife of the present invention.
Fig. 2: the X-Y scheme that is helical multi-edge cutting knife of the present invention.
Fig. 3: the enlarged drawing that is I position among Fig. 2.
Fig. 4: be that helical multi-edge cutting knife of the present invention is installed in the assembly drowing on the screw propeller tailing axle.
In the accompanying drawing 1: 3, blade 4, cutter ditch 5, junk slot 6, cutting tool sleeve
7, keyway 8, cavity 9, helical multi-edge blade
In the accompanying drawing 2: 3, blade 4, cutter ditch 6, cutting tool sleeve 7, keyway 8, cavity 9, helical multi-edge blade
In the accompanying drawing 3: 3, blade 4, cutter ditch
In the accompanying drawing 4: 9, helical multi-edge blade 10, propeller tailing axle 11, key
The specific embodiment
With reference to Fig. 1,2 and 3, the helical multi-edge cutting knife employing has high hardness, wear resistant corrosion resistant is strong and the manufacturability excellent material is made, and the structure that is provided with on it comprises: blade 3, cutter ditch 4, junk slot 5, cutting tool sleeve 6, keyway 7, cavity 8 and helical multi-edge blade 9.
Comprise on the helical multi-edge cutting knife structure: blade 3, cutter ditch 4, junk slot 5, cutting tool sleeve 6, keyway 7, cavity 8 and helical multi-edge blade 9, keyway 7 is arranged at the inboard of cutting tool sleeve 6, the axle center of cutting tool sleeve 6 is hollow cavity 8, cutting tool sleeve 6 is the hollow cylinder structure, cutting tool sleeve 6 is provided with a circular cavity 8 and an oblong keyway 7, distribute on the outside face of helical multi-edge cutting knife and be provided with blade 3, cutter ditch 4, junk slot 5 and helical multi-edge blade 9, junk slot 5 is parallel to the column axis of cutting tool sleeve 6, blade 3 and cutter ditch 4 are the outside face of discontinuous spiral distribution at cutting tool sleeve 6, helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6, blade 3 is discontinuous zigzag shape, be distributed on the outside face of cutting tool sleeve 6, helix line quantity 〉=1 of its setting, the crosscut transverse profile angle of blade 3 be 15 spend to 25 the degree between, cutter ditch 4 be arranged on two blades 3 between, be the groove that forms between the blade 3, the helical angle of blade 3 and cutter ditch 4 be 45 spend to 85 the degree between, junk slot 5 is the center with the column axis of cutting tool sleeve 6, rounded array distribution is on the surface of cutting tool sleeve 6, the quantity of its setting 〉=2, helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6, and helical multi-edge blade 9 is the corrugated edge structure of vertical formation along the outside face circumference of cutting tool sleeve 6.
Helical multi-edge blade 9 in use, when it was installed on the screw propeller tailing axle 10, cavity 8 entangled screw propeller tailing axle 10, keyway 7 entangles the key on the screw propeller tailing axle 10 11, this makes and to be fixed on firmly on the screw propeller tailing axle 10 when helical multi-edge blade 9.When screw propeller moves, screw propeller tailing axle 10 is done circumferential gyroscopic movement, under the drive of key 11, helical multi-edge blade 9 need not under the situation of other propulsions source, also can be along with screw propeller tailing axle 10 is done circumferential gyroscopic movement together, because the blade 3 of helical multi-edge blade 9 is discontinuous spiral distribution at cutting tool sleeve 6 outside faces, this structure is decomposed into the motion of axial cutting foreign matter and the motion that tangential prevention foreign matter twines with the circumferential gyroscopic movement of helical multi-edge blade 9, promptly when marine suspended matter will winding screw during slurry tailing axle 10, blade 3 can be with its timely cutting, simultaneously, because the rotation that blade 3 is not stopping, and it is discontinuous spiral distribution on cutting tool sleeve 6 outside faces, this just makes helical multi-edge blade 9 to have realized the purpose that both can cut suspended matter and prevent the winding of suspended matter simultaneously at the cutting suspended matter that can also come off in the suspended matter.
Claims (7)
1, a kind of helical multi-edge cutting knife, structure comprises: blade 3, cutter ditch 4, junk slot 5, cutting tool sleeve 6, keyway 7, cavity 8 and helical multi-edge blade 9, keyway 7 is arranged at the inboard of cutting tool sleeve 6, the axle center of cutting tool sleeve 6 is hollow cavity 8, cutting tool sleeve 6 is the hollow cylinder structure, be provided with a circular cavity 8 and an oblong keyway 7 in it, it is characterized in that: distributing on the outside face of helical multi-edge cutting knife is provided with blade 3, cutter ditch 4, junk slot 5 and helical multi-edge blade 9, junk slot 5 is parallel to the column axis of cutting tool sleeve 6, blade 3 and cutter ditch 4 are the outside face of discontinuous spiral distribution at cutting tool sleeve 6, and helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6.
2, helical multi-edge cutting knife according to claim 1 is characterized in that: blade 3 is discontinuous zigzag shape, is distributed on the outside face of cutting tool sleeve 6 helix line quantity 〉=1 of its setting.
3, helical multi-edge cutting knife according to claim 1 is characterized in that: the crosscut transverse profile angle of blade 3 be 15 spend to 25 the degree between.
4, helical multi-edge cutting knife according to claim 1 is characterized in that: cutter ditch 4 be arranged on two blades 3 between, be between the blade 3 groove that forms.
5, helical multi-edge cutting knife according to claim 1 is characterized in that: the helical angle of blade 3 and cutter ditch 4 be 45 spend to 85 the degree between.
6, helical multi-edge cutting knife according to claim 1 is characterized in that: junk slot 5 is the center with the column axis of cutting tool sleeve 6, rounded array distribution on the surface of cutting tool sleeve 6, the quantity of its setting 〉=2.
7, helical multi-edge cutting knife according to claim 1 is characterized in that: helical multi-edge blade 9 vertically is distributed in the outside face of cutting tool sleeve 6, and helical multi-edge blade 9 is the corrugated edge structure of vertical formation along the outside face circumference of cutting tool sleeve 6.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2007100711200A CN101380995A (en) | 2007-09-07 | 2007-09-07 | Helical multi-edge cutting knife |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2007100711200A CN101380995A (en) | 2007-09-07 | 2007-09-07 | Helical multi-edge cutting knife |
Publications (1)
Publication Number | Publication Date |
---|---|
CN101380995A true CN101380995A (en) | 2009-03-11 |
Family
ID=40461097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2007100711200A Pending CN101380995A (en) | 2007-09-07 | 2007-09-07 | Helical multi-edge cutting knife |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101380995A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840393A (en) * | 2016-05-16 | 2016-08-10 | 嵊泗县陈久海洋生物集养有限公司 | Propeller winding preventing device |
CN109093666A (en) * | 2018-08-10 | 2018-12-28 | 安徽格林开思茂光电科技股份有限公司 | A method of touch screen is disposably cut using cutting tool |
CN109178274A (en) * | 2018-11-02 | 2019-01-11 | 东台市海船用设备有限公司 | A kind of marine propeller fishing net cutter knife mechanism |
CN109178273A (en) * | 2018-11-02 | 2019-01-11 | 东台市海船用设备有限公司 | A kind of activity installing type marine propeller fishing net cutter knife mechanism |
CN114084307A (en) * | 2021-12-06 | 2022-02-25 | 中国海洋大学 | Spiral reamer for enabling AUV to get rid of winding and test system |
-
2007
- 2007-09-07 CN CNA2007100711200A patent/CN101380995A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840393A (en) * | 2016-05-16 | 2016-08-10 | 嵊泗县陈久海洋生物集养有限公司 | Propeller winding preventing device |
CN105840393B (en) * | 2016-05-16 | 2018-03-27 | 嵊泗县陈久海洋生物集养有限公司 | A kind of screw propeller anti-wrapping winding apparatus |
CN109093666A (en) * | 2018-08-10 | 2018-12-28 | 安徽格林开思茂光电科技股份有限公司 | A method of touch screen is disposably cut using cutting tool |
CN109093666B (en) * | 2018-08-10 | 2020-08-21 | 安徽格林开思茂光电科技股份有限公司 | Method for cutting touch screen at one time by using cutting tool |
CN109178274A (en) * | 2018-11-02 | 2019-01-11 | 东台市海船用设备有限公司 | A kind of marine propeller fishing net cutter knife mechanism |
CN109178273A (en) * | 2018-11-02 | 2019-01-11 | 东台市海船用设备有限公司 | A kind of activity installing type marine propeller fishing net cutter knife mechanism |
CN114084307A (en) * | 2021-12-06 | 2022-02-25 | 中国海洋大学 | Spiral reamer for enabling AUV to get rid of winding and test system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101380995A (en) | Helical multi-edge cutting knife | |
CN203078743U (en) | Sawtooth propeller | |
CN204433006U (en) | A kind of anti-wrap device of propeller for vessels | |
CN104691729A (en) | Anti-wind propeller device | |
CN211810163U (en) | Propeller for ship | |
RU2584038C2 (en) | Sea vessel to operate in ice conditions | |
CN201169383Y (en) | Spiral multi-edge cutting knife | |
CN101306721A (en) | Auto cutting device for twister of propeller | |
CN204323667U (en) | The antiwind cutter sweep of propeller for vessels | |
CN217146334U (en) | Propeller power device and ship | |
CN211943695U (en) | Marine propeller | |
CN104044718A (en) | Sawtooth propeller | |
FI115210B (en) | Device in a propulsion system | |
CN106628027A (en) | Green energy-saving tail icebreaking type three-purpose tugboat | |
CN105438424A (en) | Energy-saving marine propeller with tip folding wing | |
CN213083459U (en) | Antiwind device for boats and ships | |
CN113320669A (en) | Propeller power device and ship | |
CN214190054U (en) | Novel propeller structure capable of preventing sundries from winding | |
CN206797677U (en) | Screw propeller anti-wrapping device | |
CN211869663U (en) | Marine side propeller connecting structure | |
CN203268305U (en) | Ship-used energy-saving propeller | |
CN211568267U (en) | Underwater protection device for ship propeller | |
KR200388993Y1 (en) | Propeller for a Ship | |
CN212267814U (en) | Novel ship propeller anti-winding device | |
CN208931620U (en) | The anti-fishing net device of submarine navigation device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 |
Open date: 20090311 |