CN104823596B - Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof - Google Patents
Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof Download PDFInfo
- Publication number
- CN104823596B CN104823596B CN201410048379.3A CN201410048379A CN104823596B CN 104823596 B CN104823596 B CN 104823596B CN 201410048379 A CN201410048379 A CN 201410048379A CN 104823596 B CN104823596 B CN 104823596B
- Authority
- CN
- China
- Prior art keywords
- edge
- disc
- blade
- cutter
- arc
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/12—Means for treating work or cutting member to facilitate cutting by sharpening the cutting member
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/73—Cutting apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/0033—Cutting members therefor assembled from multiple blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/006—Cutting members therefor the cutting blade having a special shape, e.g. a special outline, serrations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Harvester Elements (AREA)
- Catalysts (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention discloses a self-sharpening disk cutter arc-shaped insection blade and a manufacturing method thereof. The self-sharpening blade with concentric arc-shaped insections can replace a plain-edge blade for a disc cutter. The manufacturing method of the arc-shaped insection blade of the self-sharpening disc cutter comprises the following steps: several pieces of oblique iron are uniformly fixed on the disk at equal distance from the center of the circle, the base angle beta of the oblique iron is equal to the edge angle alpha of the blade, the smooth-edge blade is fixed on the oblique iron, so that the position of the blade edge is the same as that of the cutter head during working, and the blade edges are at equal distance from the disk. When the disc rotates on the machine tool, the working cutter processes concentric arc insections on the inclined plane M of the blade edge angle.
Description
Technical Field
The invention relates to a self-sharpening disc cutter arc-shaped insection blade of a harvester and a manufacturing method thereof.
Background
The currently used disc cutter blades are commonly used in three types, namely rectangular type shown in figure 1-1, trapezoidal type shown in figure 1-2 and curved type shown in figure 1-3, wherein the blades are smooth edges, the blades become dull after being used for a short time, the cutting resistance is increased, the energy consumption is increased, the mechanical advancing speed is reduced, and the efficiency is reduced. The stubble of the crops is torn, so that the annual germination rate of the perennial sugarcane and caragana microphylla is reduced, and the yield is reduced. For a long time, research has been conducted by the department of research in the colleges and universities. The composite cutter of the caragana microphylla harvester, which is developed by Mayongkang general station for the popularization of Shanxi agricultural mechanization technology, is of a bevel fan shape as shown in figure 2, the bevel teeth arranged on the blade surface and the angle teeth with the diameter of 45 degrees are linear, the composite cutter has the advantages of a saw blade cutter and a disc cutter, is labor-saving in cutting, can properly prolong the service life, but has no self-sharpening effect. (journal of agricultural machinery journal of 38, 7 months 2007, 202-204).
Disclosure of Invention
The invention provides a self-sharpening disk cutter arc-shaped insection blade and a manufacturing method thereof, which can generate self-sharpening effect and ensure that the blade is kept sharp all the time without sharpening during working.
The utility model provides a self-sharpening disc cutting knife arc insection blade, have the concentric arc insection with the cutter head axle of cutter head on the cutting edge angle inclined plane M of self-sharpening disc cutting knife arc insection blade, when cutter head during operation the self-sharpening disc cutting knife arc insection blade is rotatory around the cutter head axle, the direction of motion of every point on the arc insection is unanimous with the arc direction of this point.
Preferably, the self-sharpening circular cutter curved serrated blade is suitable for harvesting of unsupported and supported cut coarse stalk crops and supported and cut fine stalk crops, the coarse stalk crops including sugarcane, corn, caragana microphylla, reed, ramie, sorghum, soybean, cotton stalk, and the fine stalk crops including rice and wheat.
A manufacturing method of an arc-shaped insection blade of a self-sharpening disc cutter comprises the following steps:
uniformly fixing a plurality of pieces of inclined iron on a disc or a rotary worktable, wherein the distance between the outer end of the inclined iron and the circle center of the disc or the rotary worktable is equal to the radius of a cutter head, and the acute angle formed by the inclined plane of the inclined iron and the plane of the disc or the rotary worktable is equal to the edge angle of a disc cutter blade;
fixing the plain-edge blade on a wedge, enabling the inclined plane of the edge angle of the plain-edge blade to be parallel to the surface of the disc or the rotary worktable, enabling the distance between the outer end of the plain-edge blade and the center of the disc or the rotary worktable to be equal to the radius of the cutter head, enabling the distance between the two ends of the edge of the plain-edge blade and the disc or the rotary worktable to be equal, and enabling the positions of the two ends of the edge of the plain-edge blade on the disc or the rotary worktable to be the same as the positions of the two ends of the edge of the disc cutter blade on the cutter head;
the disc is arranged on a machine tool, the disc or a rotary worktable rotates, and the working cutter processes arc-shaped insections concentric with the disc on the inclined plane of the edge angle of the plain-edge blade.
A manufacturing method of an arc-shaped insection blade of a self-sharpening disc cutter comprises the following steps:
fixing the straight edge smooth edge cutting blade and the circle center and the diameter position on the disc as during working;
the processing cutter is arranged on a disc, the axis of the disc is intersected with the axis of a disc provided with a straight edge smooth edge cutting blade to form a cutting edge angle equal to that of the straight edge smooth edge cutting blade, the axis of the disc is vertical to the cutting edge of the straight edge smooth edge cutting blade, the axis of the disc and the axis of the disc provided with the straight edge smooth edge cutting blade are intersected on a plane where the inclined plane of the cutting edge angle of the straight edge smooth edge cutting blade is located, the intersection point of the axes of the disc and the disc is the common center of the disc and the disc, the included angle between the motion plane of the processing cutter and the plane provided with the straight edge smooth edge cutting blade is equal to that of the straight edge smooth edge cutting blade, and the motion plane of the processing cutter is parallel to that of the straight edge smooth edge cutting blade;
the processing cutter rotates around a shaft to process arc-shaped insections concentric with a disc provided with the straight-edge plain edge cutting blade on the inclined plane of the edge angle of the straight-edge plain edge cutting blade;
the two straight-edge plain-edge cutting blades are fixed on the disc and are respectively used for processing the blades for the front and back cutting cutterheads, and the axis of the disc for mounting the processing cutter is in the symmetrical plane of the two straight-edge plain-edge cutting blades.
The invention has high cutting speed, stable rotation and strong cutting force, and is suitable for harvesting crops with thick stalks, such as sugarcane, corn, caragana microphylla, reed, ramie, sorghum, soybean and cotton stalks. The self-sharpening disc cutter arc insection blade provided by the invention is provided with arc insections concentric with a cutter head shaft. When the cutter head works, the moving direction of each point on the arc-shaped insection is the same as the arc direction of the point, the cutter head has the self-sharpening effect, the cutter head does not need to sharpen a knife when working, the cutter head always keeps a sharp state, and the cutter head can also be used for harvesting rice and wheat by utilizing the self-sharpening disc cutter with a support. In reciprocating cutting devices of harvesters around the world, self-sharpening blades have long replaced plain blades. The self-sharpening disc cutter can also replace a plain-edge disc cutter to play a role in harvesting coarse stem crops such as sugarcane, caragana microphylla, corn, ramie, reed and the like. The rotating speed of the supported disc cutter is 6-10m/s, the cutting speed of the reciprocating cutting device is 1.5m/s, and the advancing speed and efficiency of the harvester can be improved by replacing the reciprocating cutter with the self-sharpening disc cutter. The rotating cutter head has small vibration, so that the harvester can work stably.
Drawings
FIGS. 1-1 to 1-3 are views of three types of plain-edge disc cutter blades in sequence;
FIG. 2 is a view of a composite cutter developed by Mayongkang;
3-1 to 3-3 are diagrams of three self-sharpening disc cutters with arc-shaped insection blades in sequence;
FIGS. 4-1 and 4-2 are explanatory views of a method 1 for processing a self-sharpening circular cutter arc-shaped serrated blade;
fig. 5-1 and 5-2 are explanatory views of a method 2 for processing a self-sharpening circular cutter arc-shaped serrated blade.
Detailed Description
The processing method of the arc-shaped insection blade of the self-sharpening disc cutter comprises the following steps: referring to fig. 4-1, several pieces of the inclined iron 2 are fixed on the disc 3 or the rotary worktable and are uniformly distributed with equal distance with the circle center, and the distance between the outer end of the inclined iron 2 and the circle center of the disc or the rotary worktable is equal to the radius of the cutter head. The acute angle between the bevel of the wedge and the plane of the disc (i.e., base angle β in fig. 4-1) is equal to the edge angle α of the blade. As shown in the figure, the plain edge blade 1 is fixed on the inclined iron 2, so that the blade edges are equidistant from the disc surface, the distance between the outer end of the blade and the center of the disc is equal to the radius of the cutting knife disc, and the positions of the blade edges on the disc are the same as the positions of the cutting blade edges on the cutting knife disc. Such that the bevel of the blade edge angle (i.e., cutting edge plane M) is parallel to the disk plane. The working tool can machine the blade with concentric arc insection on the M surface.
The processing method of the arc-shaped insection blade of the self-sharpening disc cutter comprises the following steps: as shown in fig. 5-1 and 5-2, the smooth-edge cutting blade 1 and the positions of the circle center and the diameter are fixed on the disc 2 as working, the processing cutter 3 is arranged on a disc 4, the axis of the disc 4 is intersected with the axis of the disc 2 to form the angle alpha equal to the cutting blade edge angle, the axis of the disc 4 is vertical to the cutting blade edge, the axis of the disc 4 is intersected with the axis of the disc 2 on the plane of the cutting blade edge angle inclined plane M, and the intersection point of the two disc axes is the common circle center of the disc 2 and the disc 4. The included angle between the motion plane of the processing cutter and the plane of the disc 2, the cutting edge angle alpha of the cutting blade and the like are obtained, the motion plane of the processing cutter is parallel to the cutting edge angle inclined plane M of the cutting blade, and the processing cutter rotates around a shaft to process arc-shaped insections concentric with the disc 2 on the inclined plane M of the cutting edge of the plain cutting blade 1. The two blades on the drawing are used for a forward and reverse rotating cutterhead.
Claims (4)
1. The utility model provides a from sharpening disc cutting knife arc insection blade, includes the cutting surface, has insection, its characterized in that on the cutting surface: the cutting edge angle inclined plane (M) of the self-sharpening disc cutter arc-shaped insection blade is provided with arc-shaped insections concentric with a cutter head shaft of the cutter head, when the cutter head works, the self-sharpening disc cutter arc-shaped insection blade rotates around the cutter head shaft, and the moving direction of each point on the arc-shaped insection is consistent with the arc direction of the point.
2. The self-sharpening disc cutter arc-shaped burr blade of claim 1, characterized in that: the self-sharpening circular cutter arc-shaped insection blade is suitable for harvesting coarse stalk crops and fine stalk crops which are cut without support, wherein the coarse stalk crops comprise sugarcane, corn, caragana microphylla, reed, ramie, sorghum, soybean and cotton stalks, and the fine stalk crops comprise rice and wheat.
3. A manufacturing method of an arc-shaped insection blade of a self-sharpening disc cutter is characterized by comprising the following steps:
uniformly fixing a plurality of pieces of inclined iron on a disc or a rotary worktable, wherein the distance between the outer end of the inclined iron and the circle center of the disc or the rotary worktable is equal to the radius of a cutter head, and the acute angle formed by the inclined plane of the inclined iron and the plane of the disc or the rotary worktable is equal to the edge angle of a disc cutter blade;
fixing the plain-edge blade on a wedge, enabling the inclined plane of the edge angle of the plain-edge blade to be parallel to the surface of the disc or the rotary worktable, enabling the distance between the outer end of the plain-edge blade and the center of the disc or the rotary worktable to be equal to the radius of the cutter head, enabling the distance between the two ends of the edge of the plain-edge blade and the disc or the rotary worktable to be equal, and enabling the positions of the two ends of the edge of the plain-edge blade on the disc or the rotary worktable to be the same as the positions of the two ends of the edge of the cutter blade on the cutter head;
the disc is arranged on a machine tool, the disc or a rotary worktable rotates, and the working cutter processes arc-shaped insections concentric with the disc on the inclined plane of the edge angle of the plain-edge blade.
4. A manufacturing method of an arc-shaped insection blade of a self-sharpening disc cutter is characterized by comprising the following steps:
fixing the straight edge smooth edge cutting blade and the circle center and the diameter position on the disc as during working;
the processing cutter is arranged on a disc, the axis of the disc is intersected with the axis of a disc provided with a straight edge smooth edge cutting blade to form a cutting edge angle equal to that of the straight edge smooth edge cutting blade, the axis of the disc is vertical to the cutting edge of the straight edge smooth edge cutting blade, the axis of the disc and the axis of the disc provided with the straight edge smooth edge cutting blade are intersected on a plane where the inclined plane of the cutting edge angle of the straight edge smooth edge cutting blade is located, the intersection point of the axes of the disc and the disc is the common center of the disc and the disc, the included angle between the motion plane of the processing cutter and the plane provided with the straight edge smooth edge cutting blade is equal to that of the straight edge smooth edge cutting blade, and the motion plane of the processing cutter is parallel to that of the straight edge smooth edge cutting blade;
the processing cutter rotates around a shaft to process arc-shaped insections concentric with a disc provided with the straight-edge plain edge cutting blade on the inclined plane of the edge angle of the straight-edge plain edge cutting blade;
the two straight-edge plain-edge cutting blades are fixed on the disc and are respectively used for processing the blades for the front and back cutting cutterheads, and the axis of the disc for mounting the processing cutter is in the symmetrical plane of the two straight-edge plain-edge cutting blades.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048379.3A CN104823596B (en) | 2014-02-08 | 2014-02-08 | Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof |
| PCT/CN2015/000074 WO2015143918A2 (en) | 2014-02-08 | 2015-02-02 | Self-whetting cutting disc blade and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048379.3A CN104823596B (en) | 2014-02-08 | 2014-02-08 | Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104823596A CN104823596A (en) | 2015-08-12 |
| CN104823596B true CN104823596B (en) | 2020-01-10 |
Family
ID=53802132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410048379.3A Active CN104823596B (en) | 2014-02-08 | 2014-02-08 | Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104823596B (en) |
| WO (1) | WO2015143918A2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520865A (en) * | 2017-10-09 | 2017-12-29 | 马鞍山市欧林机械设备有限公司 | A kind of cutting edge disk slitting blade |
| CN108934437B (en) * | 2018-08-24 | 2024-03-29 | 中国农业大学 | Blade sliding-cutting auxiliary device and sugarcane root cutter |
| CN110431986A (en) * | 2019-07-31 | 2019-11-12 | 山东省农业机械科学研究院 | A kind of ensilage machine cutting tool and cutter plate and ensilage machine |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5689427A (en) * | 1979-12-22 | 1981-07-20 | Yoshihisa Higuchi | Edge sharpening machine for circular saw |
| US5142853A (en) * | 1990-06-19 | 1992-09-01 | Routery Edward E | Tool drive assembly and related tool drive linkage, tool work implement assembly and tool |
| US5078029A (en) * | 1990-09-24 | 1992-01-07 | Cascade/Southern Saw Corporation | Face and top grinder |
| JPH081434A (en) * | 1994-06-16 | 1996-01-09 | S K Noki Seisakusho:Kk | Grinding machine for correcting circular saw |
| CN2359050Y (en) * | 1999-03-13 | 2000-01-19 | 巴陵石化鹰山石油化工厂 | Special clamp for grinding inclined edge |
| EP1717372B1 (en) * | 2005-04-26 | 2008-09-17 | 3D-Technik Zehmeister GmbH | Snow shovel with self sharpening shovel blade, and process for its manufacture |
| CN201609036U (en) * | 2009-12-08 | 2010-10-20 | 严嘉昌 | Self-sharpening circular blade |
| CN202285590U (en) * | 2011-10-25 | 2012-07-04 | 董长安 | Stem cutting-off and grass winding preventing device for vertical roll corn harvester |
| CN202396173U (en) * | 2011-11-16 | 2012-08-29 | 朱季华 | Leaf peeling and smashing device for cane harvester |
| CN202396193U (en) * | 2011-11-16 | 2012-08-29 | 朱季华 | Leaf smashing cutter roller |
| CN202396172U (en) * | 2011-11-16 | 2012-08-29 | 朱季华 | Leaf stripping and shattering delivery device of sugarcane reaping machine |
| CN102487660A (en) * | 2011-11-16 | 2012-06-13 | 朱季华 | Husking, breaking and conveying device of sugarcane harvester |
| CN102388723B (en) * | 2011-11-16 | 2014-10-01 | 朱季华 | Leaf peeling and smashing device of cane harvester |
| CN202498414U (en) * | 2011-12-17 | 2012-10-24 | 鞍山钢铁集团公司 | Positioning frame for lathe tool grinding |
| CN202607435U (en) * | 2012-04-26 | 2012-12-19 | 福建永德利刀剪有限公司 | Grinding and edging device for blades of shears |
-
2014
- 2014-02-08 CN CN201410048379.3A patent/CN104823596B/en active Active
-
2015
- 2015-02-02 WO PCT/CN2015/000074 patent/WO2015143918A2/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015143918A3 (en) | 2016-01-21 |
| WO2015143918A2 (en) | 2015-10-01 |
| CN104823596A (en) | 2015-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104823596B (en) | Self-sharpening disc cutter arc-shaped insection blade and manufacturing method thereof | |
| CN106993433A (en) | A kind of Novel disc hay mover cutter device | |
| CN104255178A (en) | Broken branch weeding cutter | |
| CN206760078U (en) | A kind of Novel disc hay mover cutter device | |
| CN202354087U (en) | Special diamond rope saw machine for sugarcane harvester | |
| CN203951844U (en) | Disconnected tip device | |
| CN206808073U (en) | A kind of wide row space crop multirow harvest is shaken drag reduction reciprocating cutterbar with drop | |
| CN205324819U (en) | Side set sword | |
| CN104115616B (en) | Disconnected tip device | |
| CN209546491U (en) | A kind of pawl toe Bionic conflguration tapping knife | |
| CN107696193B (en) | Bamboo burst device | |
| CN202890010U (en) | Straw cutting machine | |
| CN106113102A (en) | Plastic grid cutting knife | |
| CN206302795U (en) | A kind of concave surface knife clipping device for having a support | |
| CN206345964U (en) | Broken yarn for warping machine is cut | |
| JP6553659B2 (en) | Cutting device | |
| CN104786261B (en) | A kind of stem cutting knife | |
| CN204907170U (en) | Maize picker's stubble blade assembly | |
| CN202527771U (en) | Flying shear for cutting belts and wires | |
| CN106416928B (en) | Elastic spiral tree mover | |
| CN106105560A (en) | Folium Camelliae sinensis harvesting device | |
| CN204194052U (en) | A kind of composite plant material cutting machine structure | |
| CN106112390A (en) | The processing method of Folium Camelliae sinensis cropping knife | |
| CN218993757U (en) | Rotary cutter head for ice cutting machine | |
| CN203492392U (en) | Sugarcane harvesting cutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |