CN105729080A - Machining method of biomass fuel breaking cutter - Google Patents
Machining method of biomass fuel breaking cutter Download PDFInfo
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- CN105729080A CN105729080A CN201610090576.0A CN201610090576A CN105729080A CN 105729080 A CN105729080 A CN 105729080A CN 201610090576 A CN201610090576 A CN 201610090576A CN 105729080 A CN105729080 A CN 105729080A
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- blade
- vertical shaft
- mixing blade
- blank
- sintering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a machining method of a biomass material breaking cutter. The method is characterized in that the biomass material breaking cutter is machined, wherein the biomass material breaking cutter comprises a vertical shaft, a plurality of blades which are horizontally arranged are evenly arranged in the middle portion of the vertical shaft, the tail ends of the blades incline upwards, and the upper surfaces of one sides of the cutters incline downwards to be gradual-thinning transition segments; a plurality of outwards-protruding arc stirring blades are evenly arranged on the upper portion of the vertical shaft, cutting edges of the stirring blades are arranged on the tops of the stirring blades; and the vertical shaft, the blades and the stirring blades are integrally molded through hard alloy materials. Machining steps of the method comprise A, vertical shaft blank sintering, B, stirring blade blank sintering, C, blade blank sintering, and D, combined sintering. The method can solve the problem that an existing material breaking device is insufficient in stirring and uneven in material breaking.
Description
Technical field
The present invention relates to biomass and manufacture technical field of tools, the processing method of particle cutting knife when especially a kind of biomass fuel produces.
Background technology
The device of particle when existing biomass fuel produces, it is typically all and includes cylinder, the bottom of cylinder is provided with particle cutter group, particle cutter group is usually on vertical shaft horizontally disposed multiple blade, the cutting edge portion of blade is positioned at the side of blade, the processing method of such biological material particle cutting knife, owing to the stirring of biomass is abundant not, the biomass near blade can be made to pulverize comparatively abundant, the biomass on cylinder top are pulverized abundant not, part crushed aggregates device is provided with the stirring rod tilted upward on vertical shaft top, although the flowing of biomass is made moderate progress, but owing to the flow direction of biomass can not be guided, biomass flowing can not be made to produce circulation, thus the local effectively stirring that stirring rod is stirred to, place stirring outside stirring rod is uneven, poor effect.So that design a set of can crushed biomass sufficiently uniformly effectively, there is again cutting knife and the processing method thereof of good mechanical properties simultaneously, meet the demand in market.
Summary of the invention
Problem to be solved by this invention is to provide the processing method of a kind of biological material particle cutting knife, the problem uneven to solve the existing crushed aggregates device insufficient particle of stirring.
In order to solve the problems referred to above, the technical scheme is that the processing method of this biological material particle cutting knife includes processing a kind of biological material particle cutting knife, described biological material particle cutting knife includes vertical shaft, the middle part of described vertical shaft is uniformly provided with horizontally disposed multi-disc blade, the end of described blade is inclined upwardly, the downward-sloping changeover portion thinning gradually of side upper surface of described cutting knife, thickness is described blade thickness 1/2nd of described changeover portion end, the end of described changeover portion is provided with cutting edge portion, the cutting edge in described cutting edge portion is at 3/4ths places of described blade thickness；The top of described vertical shaft is uniformly provided with the outwardly curved mixing blade of multi-disc, the arc of described mixing blade is one section of arc of a circle, the cutting edge place of described mixing blade is located at the top of described mixing blade, the arc corner cut of described mixing blade is in 24 ° to 28 ° angle ranges, and the distance between described mixing blade top is more than the distance between bottom；Described vertical shaft and described blade and described mixing blade Hardmetal materials are one-body molded；Its procedure of processing includes: A, sintering vertical shaft blank: first sinter out vertical shaft blank with hard alloy powder, reserve the socket of mixing blade and blade；B, sintering mixing blade blank: be positioned in an annulus mould with the hard alloy powder identical with step A, in described annulus mould, be provided with four dividing plates, sinter out four sections of mixing blade blanks, then polish the cutting edge of mixing blade；C, sintering bit blank: the hard alloy powder identical with step A sinters out bit blank respectively；D, combined sintering: mixing blade blank and bit blank are inserted into the relevant position of vertical shaft blank, be combined sintering and form described biological material particle cutting knife.
In technique scheme, more specifically scheme may is that described blade is provided with four to six, and described mixing blade is provided with four.
Owing to have employed technique scheme, the present invention compared with prior art has the advantages that
The processing method of this biological material particle cutting knife, the cutting knife of processing adopts the mixing blade arranging special shape on the top of vertical shaft, mixing blade stirs, biomass are made to be formed outside a horizontal circular ring in cylinder, can also guide in the biomass on cylinder top and flow downward in the middle part of mixing blade, end in the middle part of vertical shaft blade upwards is after chopping biomass, biomass are guided and to flow up outside blade, when rotating speed 300～500 revs/min, biomass in cylinder tie up, outside then producing one, the circulation stream that upwards middle part is downward, add the character shape of blade, make crushing effect more preferably, pulverize evenly；It is all one-body molded in conjunction with whole particle cutter group, it is possible to solve many set cutter groups and pulverize and be mingled with the problems such as material between insufficient, cutter group, simultaneously, Hardmetal materials is made, and the quantity of blade, it is possible to make stress concentration be uniformly dispersed many, and there is enough cutting intensity.This method adopts the method gradation of combined sintering to be sintered, and namely completes the shape processing of cutting knife, meets again the technological requirement of cutting knife.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the present invention；
Fig. 2 is the A place enlarged drawing of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the embodiment of the present invention is described in further detail:
The processing method of biological material particle cutting knife as shown in Figure 1 and Figure 2, it includes vertical shaft 4, the middle part of described vertical shaft is uniformly provided with horizontally disposed four blades 5, the end of blade 5 is inclined upwardly, the downward-sloping changeover portion 5-1 thinning gradually of side upper surface of cutting knife 5, thickness b is blade thickness a 1/2nd of changeover portion 5-1 end, i.e. b=a/2, the end of changeover portion 5-1 is provided with cutting edge portion 5-2, and the cutting edge of cutting edge portion 5-2 is at 3/4ths places of blade thickness a, i.e. c=a3/4；The top of vertical shaft 4 is uniformly provided with four outwardly curved mixing blade 3, the arc of mixing blade 3 is one section of arc of a circle, the cutting edge place 3-1 of mixing blade 3 is located at the top of mixing blade 3, the arc corner cut of mixing blade 3 is at d=24 °, and the distance between mixing blade top is more than the distance between bottom.Vertical shaft 4 and blade 5 and mixing blade 3 are that Hardmetal materials is one-body molded, many set cutter groups can be solved pulverize and be mingled with the problems such as material between insufficient, cutter group, simultaneously, Hardmetal materials is made, and the quantity of blade 5, stress concentration can be made to be uniformly dispersed many, and there is enough cutting intensity.
During use, the processing method of this biological material particle cutting knife is arranged on the bottom of cylinder 1, cylinder 1 is hinged with lid 2, mixing blade 3 stirs, biomass are made to be formed outside a horizontal circular ring in cylinder, can also guide in the biomass on cylinder 1 top and flow downward in the middle part of mixing blade 3, end in the middle part of vertical shaft 4 blade 5 upwards is after chopping biomass, biomass are guided and to flow up outside blade 5, when rotating speed 300～500 revs/min, biomass in cylinder 1 tie up, outside then producing one, the circulation stream that upwards middle part is downward, add the character shape of blade 5, make crushing effect more preferably, pulverize evenly.
Its procedure of processing includes:
A, sintering vertical shaft blank: first sinter out vertical shaft blank with hard alloy powder, reserve the socket of mixing blade and blade；B, sintering mixing blade blank: be positioned in an annulus mould with the hard alloy powder identical with step A, in described annulus mould, be provided with four dividing plates, sinter out four sections of mixing blade blanks, then polish the cutting edge of mixing blade；C, sintering bit blank: the hard alloy powder identical with step A sinters out bit blank respectively；D, combined sintering: mixing blade blank and bit blank are inserted into the relevant position of vertical shaft blank, be combined sintering and form described biological material particle cutting knife.This method adopts the method gradation of combined sintering to be sintered, and namely completes the shape processing of cutting knife, meets again the technological requirement of cutting knife.
Claims (2)
1. the processing method of a biological material particle cutting knife, it is characterized in that: include processing a kind of biological material particle cutting knife, described biological material particle cutting knife includes vertical shaft, the middle part of described vertical shaft is uniformly provided with horizontally disposed multi-disc blade, the end of described blade is inclined upwardly, the downward-sloping changeover portion thinning gradually of side upper surface of described cutting knife, thickness is described blade thickness 1/2nd of described changeover portion end, the end of described changeover portion is provided with cutting edge portion, and the cutting edge in described cutting edge portion is at 3/4ths places of described blade thickness；The top of described vertical shaft is uniformly provided with the outwardly curved mixing blade of multi-disc, the arc of described mixing blade is one section of arc of a circle, the cutting edge place of described mixing blade is located at the top of described mixing blade, the arc corner cut of described mixing blade is in 24 ° to 28 ° angle ranges, and the distance between described mixing blade top is more than the distance between bottom；Described vertical shaft and described blade and described mixing blade Hardmetal materials are one-body molded；
Its procedure of processing includes:
A, sintering vertical shaft blank: first sinter out vertical shaft blank with hard alloy powder, reserve the socket of mixing blade and blade；
B, sintering mixing blade blank: be positioned in an annulus mould with the hard alloy powder identical with step A, in described annulus mould, be provided with four dividing plates, sinter out four sections of mixing blade blanks, then polish the cutting edge of mixing blade；
C, sintering bit blank: the hard alloy powder identical with step A sinters out bit blank respectively；
D, combined sintering: mixing blade blank and bit blank are inserted into the relevant position of vertical shaft blank, be combined sintering and form described biological material particle cutting knife.
2. the processing method of biological material particle cutting knife according to claim 1, it is characterised in that: described blade is provided with four to six, and described mixing blade is provided with four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090576.0A CN105729080B (en) | 2016-02-18 | 2016-02-18 | The processing method of biomass fuel particle cutting knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610090576.0A CN105729080B (en) | 2016-02-18 | 2016-02-18 | The processing method of biomass fuel particle cutting knife |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105729080A true CN105729080A (en) | 2016-07-06 |
| CN105729080B CN105729080B (en) | 2017-10-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610090576.0A Active CN105729080B (en) | 2016-02-18 | 2016-02-18 | The processing method of biomass fuel particle cutting knife |
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| Country | Link |
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| CN (1) | CN105729080B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321988A (en) * | 2017-06-06 | 2017-11-07 | 今创集团股份有限公司 | Combined sintering technique after a kind of split type shaping of powder metallurgy |
| CN109433791A (en) * | 2018-10-29 | 2019-03-08 | 杭州师范大学 | Wetland litter raking decomposition apparatus and operating method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005177659A (en) * | 2003-12-22 | 2005-07-07 | Koki Ichinohe | Disposer |
| CN1943864A (en) * | 2006-10-17 | 2007-04-11 | 华中科技大学 | Biomass crusher |
| DE102007062321A1 (en) * | 2007-12-21 | 2009-06-25 | Mws Schneidwerkzeuge Gmbh & Co. Kg | Exchangeable prism shaped fly cutter for milling device of plastic agglomerator, has deflector surfaces forming edges at rear side of cutter, where edges are inclinedly arranged opposite to upper side of cutter at inclination angle |
| CN202366769U (en) * | 2011-12-26 | 2012-08-08 | 北京奥科瑞丰机电技术有限公司 | Biomass pulverizer |
| CN104451221A (en) * | 2014-12-15 | 2015-03-25 | 技锋精密刀具（马鞍山）有限公司 | Preparation method of material for hard alloy cutting tool |
| CN204735296U (en) * | 2015-04-17 | 2015-11-04 | 汪春成 | A broken material device for production of living beings pellet fuel |
-
2016
- 2016-02-18 CN CN201610090576.0A patent/CN105729080B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005177659A (en) * | 2003-12-22 | 2005-07-07 | Koki Ichinohe | Disposer |
| CN1943864A (en) * | 2006-10-17 | 2007-04-11 | 华中科技大学 | Biomass crusher |
| DE102007062321A1 (en) * | 2007-12-21 | 2009-06-25 | Mws Schneidwerkzeuge Gmbh & Co. Kg | Exchangeable prism shaped fly cutter for milling device of plastic agglomerator, has deflector surfaces forming edges at rear side of cutter, where edges are inclinedly arranged opposite to upper side of cutter at inclination angle |
| CN202366769U (en) * | 2011-12-26 | 2012-08-08 | 北京奥科瑞丰机电技术有限公司 | Biomass pulverizer |
| CN104451221A (en) * | 2014-12-15 | 2015-03-25 | 技锋精密刀具（马鞍山）有限公司 | Preparation method of material for hard alloy cutting tool |
| CN204735296U (en) * | 2015-04-17 | 2015-11-04 | 汪春成 | A broken material device for production of living beings pellet fuel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321988A (en) * | 2017-06-06 | 2017-11-07 | 今创集团股份有限公司 | Combined sintering technique after a kind of split type shaping of powder metallurgy |
| CN109433791A (en) * | 2018-10-29 | 2019-03-08 | 杭州师范大学 | Wetland litter raking decomposition apparatus and operating method |
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| Publication number | Publication date |
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| CN105729080B (en) | 2017-10-24 |
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Application publication date: 20160706 Assignee: Liuzhou golden screw machinery Limited by Share Ltd Assignor: LIUZHOU DONGHOU BIOLOGY ENERGY TECHNOLOGY CO., LTD. Contract record no.: X2019450000053 Denomination of invention: Machining method of biomass fuel breaking cutter Granted publication date: 20171024 License type: Common License Record date: 20191121 |
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