CN104888920A - Knife assembly used for cutting up plant fiber - Google Patents
Knife assembly used for cutting up plant fiber Download PDFInfo
- Publication number
- CN104888920A CN104888920A CN201510304350.1A CN201510304350A CN104888920A CN 104888920 A CN104888920 A CN 104888920A CN 201510304350 A CN201510304350 A CN 201510304350A CN 104888920 A CN104888920 A CN 104888920A
- Authority
- CN
- China
- Prior art keywords
- rotor
- knife
- cutterhead
- moving knife
- tool rest
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
Abstract
The invention relates to the field of plant fiber processing, in particular to a knife assembly used for cutting up a plant fiber. The knife assembly comprises a knife roll, moving knifes and stationary knifes, wherein the moving knifes are mounted at the periphery of the knife roll; the stationary knifes are positioned on the side of the knife roll and can be matched with the rotating moving knifes to cut a plant fiber material; a plurality of cutterheads are sequentially and continuously arranged on an outer peripheral wall of the knife roll along the axial direction; at least two moving knife mounting grooves and a plurality of bolt mounting grooves are uniformly formed at the periphery of each cutterhead; the moving knife mounting grooves sink towards the interiors of cutterhead bodies; the bolt mounting grooves are positioned on the rear sides of the rotating directions of the moving knife mounting grooves respectively and also sink towards the interiors of the cutterhead bodies; cutterhead walls between the moving knife mounting grooves and the bolt mounting grooves form knife seats used for mounting the moving knifes; and bolt connection holes leading from the moving knife mounting grooves to the bolt mounting grooves and used for locking bolt assemblies are formed in the middles of the knife seats. The knife assembly is good in cutting effect, and has the advantages that the material is prevented from blocking a feeding channel, a calorific value of the knife assembly is low, the service life is long; the maintenance cost is low, the length of the cut materials is uniform, and the structure is simple.
Description
Technical field
The present invention relates to string manufacture field, be in particular a kind of toolbox for mulch fiber.
Background technology
At present for shredding as the contour toughness vegetable fibre material of the empty carpopodium of oil palm, adopt as patent ZL201320234454.6 " structure improved soft fiber shredding machine " and be made up of frame 1, feed conveying device, feeding conveyer and material cutting device, this machine can be used to carry out chopping processing to soft fiber materials such as oil palm pedicels, but mainly there is following problem: 1, feed conveying device easily stings material, cause feeding to occur stuck phenomenon; 2, string shredding mechanism adopts fly cutter circumgyration incision mode to carry out particle work usually, and its fly cutter length is longer, easily fractures when running into block stock, thus before cut-out material, also needs dispersing device to break up material; 3, fly cutter rotating speed is very fast, affects bearing life, and cutter heating temp is high, affect cutting-tool's used life, and cutter maintenance cost is high; 4, need adjusting play during tool changing, change difficulty; 5, speed two parameter co-controllings of mainly being carried by rotating speed and the charging of fly cutter of the chopping length of material, are difficult to the chopping length controlling material, and the material length difference opposite sex after chopping is large, brings very large difficulty to organic fertilizer fermentation.
Summary of the invention
The object of the invention is to: provide a kind of toolbox for mulch fiber, it can solve above-mentioned existing problem, has to avoid that feed blocking feeding-passage, cutter caloric value are low, long service life, maintenance cost are cheap, blank length is neat, the simple advantage of structure, cutting effect are good, make the fibre material length that cuts neat.
The present invention's goal of the invention is achieved through the following technical solutions: a kind of toolbox for mulch fiber, it comprises rotor, be installed on rotor moving knife circumferentially and be positioned at rotor side position and can coordinate with the moving knife rotated the stationary knife shearing plant fiber material, it is characterized in that:
The periphery wall of described rotor is provided with multiple tracks vertically successively continuously and radially outward protrudes and the cutterhead laid around rotor periphery wall, each cutterhead is perpendicular to the roll shaft of rotor, circumferentially evenly being laid with at least two moving knife mounting grooves to cutter head sunken inside and multiplely laying respectively on rear side of each moving knife mounting groove direction of rotation and also to the bolt mounting groove of cutter head sunken inside of each cutterhead, cutterhead wall between moving knife mounting groove and bolt mounting groove forms the tool rest for installing moving knife, the bolt connecting hole for locking bolt assembly being led to bolt mounting groove by moving knife mounting groove is provided with in the middle part of tool rest,
The knife-edge part of described stationary knife is continuous zigzag, described moving knife is square cutting blade, square cutting blade is for forming the cutting face, side of shearing and coordinating with adjacent two sawtooth flank of tooth of stationary knife towards two sides of rotor periphery, square cutting blade is for coordinating the locating surface of locating with two cell walls of moving knife mounting groove towards two sides of rotor inside circumference, the square cutting blade one side be positioned on rear side of direction of rotation is the installed surface coordinated with tool rest leading flank, the square cutting blade one side be positioned on front side of direction of rotation is front cutting face, this front cutting face is the sphere that caves inward and forms the blade of arc fovea superior with cutting face, side.
Also there is following prioritization scheme in this programme:
Further, tool rest on described cutterhead staggers respectively to the both sides of roll body successively via the middle part of rotor roll body, thus on the periphery of rotor, forming many V-arrangement tool rest arrays extended along rotor roll axial direction, the opening direction of V-arrangement tool rest array is consistent with the direction of rotation of rotor.
Further, described square cutting blade on the installed surface of tool rest 90-degree rotation, after 180 degree or 270, square cutting blade is newly new cutting face, side towards two sides of rotor periphery, and square cutting blade is newly new locating surface towards two sides of rotor inside circumference.
Further, the installed surface of described tool rest to be arranged and perpendicular with rotor direction of rotation along rotor radial direction, and described moving knife mounting groove is the installed surface v shape groove that diminishes gradually of groove depth forward by tool rest.
Further, the axial both sides of described rotor are provided with the contrary screw thread of two groups of hand of spiral, and the angle opening direction of the spiral inclination direction formation of two groups of screw threads and rotor direction of rotation one are shown makes the plant fiber material pushing rotor to gather from two ends to centre in rotor rotary course.
Technology comparatively, beneficial effect of the present invention is:
Do not produce when 1, working and sting material phenomenon, thus greatly reduce probability of malfunction, boost productivity;
2, without the need to using dispersing device that material scattering directly can be carried out particle operation, structure is simple, and manufacturing cost reduces;
3, low, the long service life of cutter caloric value, without the need to whetting a knife, greatly reduces the fertilizer plant downtime time;
4, the length of shredding fruit silk can strictly be controlled, otherness is little, as long as change blade size can also obtain thinner shorter material, benefits for fruit silk compost fermentation, greatly can shortening fermentation time, establishing good basis for doing the high quality organic fertilizer such as granule.
Accompanying drawing explanation
Fig. 1 is that rotor coordinates schematic perspective view with stationary knife;
Fig. 2 is A place partial enlarged drawing in Fig. 1;
Fig. 3 is square cutting blade schematic perspective view;
Fig. 4 is stationary knife schematic perspective view.
Label declaration: 1 rotor, 1-1 screw thread, 1-2 cutterhead, 2 square cutting blades, 2-1 blade, 3 tool rests, 3-1 moving knife mounting groove, 3-2 bolt mounting groove, 4 stationary knifes.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and the present invention elaborated:
As Figure 1-4, the present invention includes rotor 1, be installed on rotor 1 moving knife circumferentially and be positioned at rotor 1 side position and can coordinate with the moving knife rotated the stationary knife shearing plant fiber material, it is characterized in that: the periphery wall of described rotor 1 is provided with multiple tracks vertically successively continuously and radially outward protrudes and the cutterhead 1-2 laid around rotor 1 periphery wall, each cutterhead 1-2 is perpendicular to the roll shaft of rotor 1, each cutterhead 1-2 is circumferentially evenly laid with at least two moving knife mounting groove 3-1 to cutterhead 1-2 body sunken inside and multiplely lays respectively on rear side of each moving knife mounting groove 3-1 direction of rotation and also to the bolt mounting groove 3-2 of cutterhead 1-2 body sunken inside, cutterhead 1-2 wall between moving knife mounting groove 3-1 and bolt mounting groove 3-2 forms the tool rest 3 for installing moving knife, the bolt connecting hole for locking bolt assembly being led to bolt mounting groove 3-2 by moving knife mounting groove 3-1 is provided with in the middle part of tool rest 3,
The knife-edge part of described stationary knife is continuous zigzag, described moving knife is square cutting blade 2, square cutting blade 2 is for forming the cutting face, side of shearing and coordinating with adjacent two sawtooth flank of tooth of tool section 4 towards two sides of rotor 1 periphery, square cutting blade 2 is for coordinating the locating surface of locating with two cell walls of moving knife mounting groove 3-1 towards two sides of rotor 1 inside circumference, square cutting blade 2 one side be positioned on rear side of direction of rotation is the installed surface coordinated with tool rest 3 leading flank, square cutting blade 2 one side be positioned on front side of direction of rotation is front cutting face, this front cutting face is the sphere that caves inward and forms the blade 2-1 of arc fovea superior with cutting face, side.
String can be made into good fertilizer after the processing such as chopping, due to the characteristic of plant tissue, therefore sponge is compared with other materials and is had particularity, thread string is easily wound around stage property, easy caking, not scissile problem, the present invention has carried out innovation and creation targetedly for the material of string specially, makes it the cutting being applicable to plant fiber material completely.
The mount pad of the existing moving knife in this area usually and rotor roll body be separate type, and the mode of logical screw or welding is fixed, such drawback is that the position error of tool rest is during fabrication large, is easy to make the fixed position of tool rest produce skew simultaneously and causes cutter misplace thus greatly reduced the fiting effect of moving knife and stationary knife under long-term working environment at a high speed.
Prior problem is that different for cut material is different to the rotating speed of rotor and the requirement of torsion, such as rubber, plastics, the large bulk such as iron sheet, the rotating speed of its needs of material that quality is harder is relatively low, and it is higher to the requirement of torsion, and the present invention is directed to designed by the cutting of plant fiber material specially, string is thread, quality is comparatively soft, easily be wound around simultaneously, positive what is called " is cut the Gordian knot ", thus the rotation speed requirements of the present invention to rotor is higher, and it is relatively low to the requirement of torsion, if the present invention also adopts common moving knife to install tool rest, so just be more prone to make tool rest that the shearing fiting effect of dislocation skew greatly between reduction moving knife and stationary knife occur under long ultrahigh speed duty, even cause and cannot cut off string, the problem that swaging clamp etc. are serious.
In order to overcome above-mentioned problem, the invention have devised cutterhead 1-2 structure, cutterhead 1-2 outwardly convex, and adjacent cutterhead 1-2 is separate to come, cutterhead 1-2 and rotor 1 roll body form an entirety, cutterhead 1-2 arranges moving knife mounting groove 3-1 and bolt mounting groove 3-2 in front and back thus directly forms an installed surface installed for moving knife, due to this installed surface and rotor 1 roll body one integrated mass, even if the phenomenon of tool rest transposition thus also can not be there is under superfast rotating speed, for moving knife provides more stable, more accurate installation site, be not easy when installing to slide simultaneously, location is installed convenient, accurately.
Meanwhile, moving knife mounting groove 3-1 also has the effect of similar storage bin, and when plant fiber material pushes to rotor 1 above by material-pulling device 3, a part of material is just left in moving knife mounting groove 3-1 is convenient to next step cutting of fibre material.
In order to better cut for string, the present invention also square shaped cutting blade 2 improves, the front cutting face of square cutting blade 2 be designed to the sphere that caves inward and form the blade 2-1 of arc fovea superior with cutting face, side, the object of design is like this:
1. the arc upper recess of two the sides adjacent cutting face bottom cutting edge 2-1 exposed at square cutting blade 2 can catch on plant fiber material and deliver between stationary knife 4 edge of a knife and blade 2-1 gap, thus under the blade 2-1 at square cutting blade 2 coordinates with the shearing of stationary knife 4 edge of a knife, plant fiber material is cut into segment, for thread material, there is extraordinary cutting effect;
2. owing to being thread material, the blade 2-1 of arc is when cutting operation, cutter head, cutter abdomen, cutter pin be successively touch filametntary, therefore a good feed stroke is just defined, be equivalent to the action of sawing, thus can be good at cutting off string thread like this, and effectively can reduce resistance when cutting, when cutter is cut, caloric value is low, blade 2-1 not easily sends out blunt, prolongation in service life.
Further, tool rest 3 on described cutterhead 1-2 staggers respectively to the both sides of roll body successively via the middle part of rotor 1 roll body, thus on the periphery of rotor 1, form many V-arrangement tool rest arrays extended along rotor 1 roll axial direction, the opening direction of V-arrangement tool rest array is consistent with the direction of rotation of rotor 1, makes rotor stressed more even.
Plant fiber material also has a characteristic to be easy dispersion, and the effect of V-arrangement tool rest array is just that can be total to the good raw material by dispersion gathers, with cutting of being more convenient for.
Further, described square cutting blade 2 on the installed surface of tool rest 3 90-degree rotation, after 180 degree or 270, new two sides towards rotor 1 periphery of square cutting blade 2 are new cutting face, side, and new two sides towards rotor 1 inside circumference of square cutting blade 2 are new locating surface.
After the blade 2-1 being positioned at outside at square cutting blade 2 sends out blunt, only need to rotate square cutting blade 2 and sharp blade 2-1 is rotated to outside and from new use, the service life of moving knife can be extended.
Further, the installed surface of described tool rest 3 to be arranged and perpendicular with rotor 1 direction of rotation along rotor 1 radial direction, and described moving knife mounting groove 3-1 is the installed surface v shape groove that diminishes gradually of groove depth forward by tool rest 3.
Such shape is more conducive to material and enters moving knife mounting groove 3-1 inside, and the square cutting blade 2 in simultaneously rotating can pass perpendicularly through stationary knife 4 edge of a knife when contacting with stationary knife 4 makes dynamics when cutting larger.
Further, the axial both sides of described rotor 1 are provided with the contrary screw thread 1-1 of two groups of hand of spiral, and the angle opening direction of the spiral inclination direction formation of two groups of screw thread 1-1 and rotor 1 direction of rotation one are shown makes the plant fiber material pushing rotor 1 to gather from two ends to centre in rotor 1 rotary course.
The contrary screw thread 1-1 of two groups of hands of spiral that rotor 1 is arranged is the effective cutting rate in order to gather to the middle part of roll body the plant fiber material falling rotor 1 roll body both sides from top feed arrangement 5 improve string.
Although the present invention adopts specific embodiment and alternative thereof illustrate to the present invention and illustrate, only to should be appreciated that otherwise the variations and modifications deviated from scope of the present invention all can be implemented.Therefore, except being to be understood that the restriction of claim except being enclosed and condition of equivalent thereof, the present invention is not by the restriction of going up in all senses.
Claims (5)
1. the toolbox for mulch fiber, it comprises rotor (1), be installed on rotor (1) moving knife circumferentially and be positioned at rotor (1) side position and can coordinate with the moving knife rotated the stationary knife shearing plant fiber material, it is characterized in that:
The periphery wall of described rotor (1) is provided with multiple tracks vertically successively continuously and radially outward protrudes and the cutterhead (1-2) laid around rotor (1) periphery wall, each cutterhead (1-2) is perpendicular to the roll shaft of rotor (1), circumferentially evenly being laid with at least two moving knife mounting grooves (3-1) to cutterhead (1-2) body sunken inside and multiplely laying respectively on rear side of each moving knife mounting groove (3-1) direction of rotation and also to the bolt mounting groove (3-2) of cutterhead (1-2) body sunken inside of each cutterhead (1-2), cutterhead (1-2) wall between moving knife mounting groove (3-1) and bolt mounting groove (3-2) forms the tool rest (3) for installing moving knife, tool rest (3) middle part is provided with by the bolt connecting hole for lock bolt assembly of moving knife mounting groove (3-1) towards bolt mounting groove (3-2),
The knife-edge part of described stationary knife (4) is continuous zigzag, described moving knife is square cutting blade (2), square cutting blade (2) forms the side cutting face of shearing coordinating for being used for adjacent two sawtooth flank of tooth of stationary knife (4) towards two sides of rotor (1) periphery, square cutting blade (2) coordinates the locating surface of locating for being used for two cell walls of moving knife mounting groove (3-1) towards two sides of rotor (1) inside circumference, square cutting blade (2) one side be positioned on rear side of direction of rotation is the installed surface coordinated with tool rest (3) leading flank, square cutting blade (2) one side be positioned on front side of direction of rotation is front cutting face, this front cutting face is the sphere that caves inward and forms the blade (2-1) of arc fovea superior with cutting face, side.
2. the toolbox for mulch fiber according to claim 1, it is characterized in that: the tool rest (3) on described cutterhead (1-2) staggers respectively to the both sides of roll body successively via the middle part of rotor (1) roll body, thus on the periphery of rotor (1), forming many V-arrangement tool rest arrays extended along rotor (1) roll axial direction, the opening direction of V-arrangement tool rest array is consistent with the direction of rotation of rotor (1).
3. the toolbox for mulch fiber according to claim 1 and 2, it is characterized in that: described square cutting blade (2) on the installed surface of tool rest (3) 90-degree rotation, after 180 degree or 270, new two sides towards rotor (1) periphery of square cutting blade (2) are new cutting face, side, and new two sides towards rotor (1) inside circumference of square cutting blade (2) are new locating surface.
4. the toolbox for mulch fiber according to claim 1 and 2, it is characterized in that: the installed surface of described tool rest (3) to be arranged and perpendicular with rotor (1) direction of rotation along rotor (1) radial direction, described moving knife mounting groove (3-1) is the installed surface v shape groove that diminishes gradually of groove depth forward by tool rest (3).
5. the toolbox for mulch fiber according to claim 1 and 2, it is characterized in that: the axial both sides of described rotor (1) are provided with the contrary screw thread (1-1) of two groups of hand of spiral, the angle opening direction of the spiral inclination direction formation of two groups of screw threads (1-1) and rotor (1) direction of rotation one are shown makes the plant fiber material pushing rotor (1) to gather from two ends to centre in rotor (1) rotary course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510304350.1A CN104888920A (en) | 2015-06-04 | 2015-06-04 | Knife assembly used for cutting up plant fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510304350.1A CN104888920A (en) | 2015-06-04 | 2015-06-04 | Knife assembly used for cutting up plant fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104888920A true CN104888920A (en) | 2015-09-09 |
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ID=54022122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510304350.1A Pending CN104888920A (en) | 2015-06-04 | 2015-06-04 | Knife assembly used for cutting up plant fiber |
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| Country | Link |
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| CN (1) | CN104888920A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179657A (en) * | 2016-08-31 | 2016-12-07 | 环创(厦门）科技股份有限公司 | Double roller shredders |
| CN107414088A (en) * | 2017-06-19 | 2017-12-01 | 大英德创精工设备有限公司 | A kind of cutter being granulated for strip |
| CN110252485A (en) * | 2019-06-13 | 2019-09-20 | 中山斯瑞德环保科技有限公司 | A kind of cutter shaft structure and single-shaft crusher |
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| US20090001205A1 (en) * | 2007-06-26 | 2009-01-01 | Yu-Chun Chang | Cutter device for a crushing machine |
| US20090256020A1 (en) * | 2008-04-15 | 2009-10-15 | Charles Sued | Shredder Blades And Methods For Producing Shredder Blades And/Or Shredder Blade Pairs |
| EP2363017A1 (en) * | 2009-12-24 | 2011-09-07 | Rabaud | Vegetable grinding device |
| CN202460769U (en) * | 2011-11-17 | 2012-10-03 | 福建省闽武机械有限公司 | Plant crushing machine with spiral fly cutter drum |
| CN104549673A (en) * | 2015-01-13 | 2015-04-29 | 宁波市阳光汽车配件有限公司 | High-efficiency roll pulverizer for automobile non-metallic waste |
| CN204746513U (en) * | 2015-06-04 | 2015-11-11 | 福建省大德投资发展有限公司 | A toolbox for mincing vegetable fibre |
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2015
- 2015-06-04 CN CN201510304350.1A patent/CN104888920A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2491118Y (en) * | 2001-06-12 | 2002-05-15 | 普联国际股份有限公司 | Improved rotary tools group of pulverizer |
| US20090001205A1 (en) * | 2007-06-26 | 2009-01-01 | Yu-Chun Chang | Cutter device for a crushing machine |
| US20090256020A1 (en) * | 2008-04-15 | 2009-10-15 | Charles Sued | Shredder Blades And Methods For Producing Shredder Blades And/Or Shredder Blade Pairs |
| EP2363017A1 (en) * | 2009-12-24 | 2011-09-07 | Rabaud | Vegetable grinding device |
| CN202460769U (en) * | 2011-11-17 | 2012-10-03 | 福建省闽武机械有限公司 | Plant crushing machine with spiral fly cutter drum |
| CN104549673A (en) * | 2015-01-13 | 2015-04-29 | 宁波市阳光汽车配件有限公司 | High-efficiency roll pulverizer for automobile non-metallic waste |
| CN204746513U (en) * | 2015-06-04 | 2015-11-11 | 福建省大德投资发展有限公司 | A toolbox for mincing vegetable fibre |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106179657A (en) * | 2016-08-31 | 2016-12-07 | 环创(厦门）科技股份有限公司 | Double roller shredders |
| CN106179657B (en) * | 2016-08-31 | 2019-02-19 | 环创(厦门）科技股份有限公司 | Double roller shredder |
| CN107414088A (en) * | 2017-06-19 | 2017-12-01 | 大英德创精工设备有限公司 | A kind of cutter being granulated for strip |
| CN110252485A (en) * | 2019-06-13 | 2019-09-20 | 中山斯瑞德环保科技有限公司 | A kind of cutter shaft structure and single-shaft crusher |
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Application publication date: 20150909 |
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