CN108337998B - High-efficiency leaf cutting component of mulberry leaf picking machine - Google Patents
High-efficiency leaf cutting component of mulberry leaf picking machine Download PDFInfo
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- CN108337998B CN108337998B CN201810097590.2A CN201810097590A CN108337998B CN 108337998 B CN108337998 B CN 108337998B CN 201810097590 A CN201810097590 A CN 201810097590A CN 108337998 B CN108337998 B CN 108337998B
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- 235000008708 Morus alba Nutrition 0.000 title claims abstract description 33
- 240000000249 Morus alba Species 0.000 title claims abstract description 33
- 230000000737 periodic effect Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 241000283965 Ochotona princeps Species 0.000 abstract description 4
- 238000003306 harvesting Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 241000255789 Bombyx mori Species 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Food-Manufacturing Devices (AREA)
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Abstract
The application discloses a high-efficiency leaf cutting component of a mulberry leaf harvesting machine, which comprises an arc movable toothed knife and an arc fixed toothed knife, wherein knife teeth are vertically arranged on the arc movable toothed knife and the arc fixed toothed knife along an arc, the arc movable toothed knife is sleeved on the arc fixed toothed knife, the radius r1 of the arc inner circle of the arc movable toothed knife is 13-28 mm, and the central angle beta corresponding to the arc length occupied by each knife tooth on the arc movable toothed knife is 40-48 degrees; the radius r2 of the arc inner circle of the arc tooth-fixing knife is 10-25 mm, and the central angle delta corresponding to the arc length occupied by each knife tooth on the arc tooth-fixing knife is 8-16 degrees; the central angle eta corresponding to the distance between two adjacent cutter teeth on the circular arc tooth-fixing cutter is 10-20 degrees; the tooth height h1 of the cutter tooth of the circular arc movable tooth cutter is 8-14 mm; the tooth height h2 of the cutter tooth of the circular arc tooth-fixing cutter is 10-18 mm. The application provides a leaf cutting part which is used for realizing high-efficiency leaf cutting, smooth cutting, difficult She Pika ton and good use effect aiming at a handheld portable mulberry leaf picking machine.
Description
Technical Field
The application relates to the technical field of portable mulberry leaf picking machines, in particular to a high-efficiency leaf cutting component for a portable handheld mulberry leaf picking machine.
Background
Along with the gradual popularization of agricultural mechanization, the silkworm industry gradually tends to develop automation, in the process of picking mulberry, the current process of picking mulberry by hands is changed into the process of picking mulberry by using a mulberry picking machine, and the current process is especially the hand-held portable mulberry picking machine, so that the mulberry picking machine is favored by the market due to the advantages of portability and high efficiency. One of the most critical components of the portable mulberry leaf picking machine is a leaf cutting component, the working efficiency of the whole machine is directly influenced by the quality of the leaf cutting component, particularly, an arc cutter is used, the arc cutter is generally provided with an arc fixed blade and an arc movable blade, cutter teeth are arranged on the upper portion of the blade, the cutter teeth are used for cutting a leaf handle by reciprocating the arc movable blade relative to the arc fixed blade, but the existing leaf cutting component is unreasonable in key parameters such as blade radian, blade reciprocating operation speed and cutter tooth parameters, for example, the cutting effect is directly influenced by too narrow or too wide of a tooth groove and too fast or too slow of a blade operation speed, the conditions such as unsmooth cutting, she Pika ton and the like when leaf cutting easily occur, and the problems such as low efficiency of the whole machine are caused.
The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the application and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by virtue of prior application or that it is already disclosed at the date of filing of this application.
Disclosure of Invention
Aiming at the technical problems, the application provides a leaf cutting part which aims at the handheld portable mulberry leaf picking machine and has the advantages of high leaf cutting efficiency, smooth cutting, difficult She Pika ton and good use effect.
In order to achieve the above purpose, the application adopts the following technical scheme:
the efficient leaf cutting component of the mulberry leaf picking machine comprises an arc movable tooth knife and an arc fixed tooth knife, wherein knife teeth are vertically arranged on the arc movable tooth knife and the arc fixed tooth knife along an arc, the arc movable tooth knife is sleeved on the arc fixed tooth knife, the arc inner circle radius r1 of the arc movable tooth knife is 13-28 mm, and the central angle beta corresponding to the arc length occupied by each knife tooth on the arc movable tooth knife is 40-48 degrees; the radius r2 of the arc inner circle of the arc tooth-fixing knife is 10-25 mm, and the central angle delta corresponding to the arc length occupied by each knife tooth on the arc tooth-fixing knife is 8-16 degrees; the central angle eta corresponding to the distance between two adjacent cutter teeth on the circular arc tooth-fixing cutter is 10-20 degrees; the tooth height h1 of the cutter tooth of the circular arc movable tooth cutter is 8-14 mm; the tooth height h2 of the cutter tooth of the circular arc tooth-fixing cutter is 10-18 mm.
Furthermore, the top of the cutter tooth of the circular arc tooth-fixing cutter is 2-4 mm higher than the top of the cutter tooth of the circular arc tooth-moving cutter.
Further, the circular arc movable serrated knife performs periodic reciprocating rotation relative to the circular arc fixed serrated knife, and the speed of the periodic reciprocating rotation is 700-1000 reciprocating cycles per minute.
Further, the central angle alpha corresponding to the full arc length of the arc movable tooth knife is 250-280 degrees; the central angle gamma corresponding to the full arc length of the circular arc tooth-fixing knife is 270-290 degrees.
Further, the cutter tooth height h1 of the circular arc movable tooth cutter is 10.2mm; the cutter tooth height h2 of the circular arc tooth-fixing cutter is 13.5mm.
Further, the radius r1 of the arc inner circle of the arc movable tooth knife is 18mm, and the central angle beta corresponding to the arc length occupied by each knife tooth on the arc movable tooth knife is 44 degrees;
further, the radius r2 of the arc inner circle of the arc tooth-fixing knife is 16mm, and the central angle delta corresponding to the arc length occupied by each knife tooth on the arc tooth-fixing knife is 13.5 degrees; the central angle eta corresponding to the distance between two adjacent cutter teeth on the circular arc tooth-fixing cutter is 15.5 degrees.
Further, the circular arc movable toothed knife performs periodic reciprocating rotation relative to the circular arc fixed toothed knife, and the speed of the periodic reciprocating rotation is 900 reciprocating cycles per minute.
Compared with the prior art, the application has the beneficial effects that: according to the application, by adjusting the key parameters, the optimal ratio of each parameter of the arc movable tooth knife tooth and the arc fixed tooth knife tooth is realized, particularly when the mulberry leaves are cut, the distance between two adjacent knife teeth of the arc fixed tooth knife is set, the width and the height of the two knife teeth (the inclination of the knife tooth edge part of the knife tooth is determined) are combined, and the relative reciprocating rotation speed of the knife teeth is combined, so that the mulberry leaves can be effectively and rapidly cut under the normal use of a handheld portable mulberry leaf picking machine, and smooth cutting and difficult She Pika ton cutting are ensured. In the prior art, because the interval between two adjacent cutter teeth of the circular arc tooth-fixing cutter is too wide or too narrow, the circular arc tooth-moving cutter relatively rotates too fast or too slowly, the inclination of the cutter tooth blade part is poor, and the like, when an operator uses the mulberry leaf picking machine to pick branches from the bottom to the top rapidly, the situation that the mulberry leaf petiole cannot be cut accurately by the cutter teeth or the cutting is incomplete, and the cutting is continuous and the bark of the petiole is cut is caused easily occurs, the mulberry leaf picking effect is affected, and even mechanical faults occur.
Drawings
FIG. 1 is a top view of the circular arc moving serrated knife of the present application;
FIG. 2 is a schematic view of the longitudinal cutting structure of the circular arc movable tooth knife of the present application;
FIG. 3 is a top view of the circular arc tooth cutter of the present application;
FIG. 4 is a schematic view of the slitting structure of the circular arc tooth knife of the present application;
FIG. 5 is a schematic view of an exploded construction of the leaf cutting element of the present application;
FIG. 6 is a schematic view of the combined construction of the leaf cutting element of the present application;
fig. 7 is a schematic view of the assembled structure of the leaf cutting part of the present application.
Detailed Description
As shown in fig. 1 to 7, the efficient leaf cutting component of the mulberry leaf picking machine comprises an arc movable toothed knife 5, an arc fixed toothed knife 1, an arc wear-proof sheet 7 and a circular tube supporting sleeve 9, wherein the arc movable toothed knife 5 is sleeved on the arc fixed toothed knife 1, and the arc wear-proof sheet 7 is sleeved on the arc movable toothed knife 5; the left side of the bottom surface of the circular arc tooth knife 1 is provided with a sliding groove 3, the sliding groove 3 is arc-shaped, the circular arc tooth knife 5 is provided with a pin shaft groove 10 corresponding to the sliding groove 3, the circular arc tooth knife is correspondingly provided with a pin shaft 8, the pin shaft 8 is inserted into the pin shaft groove 10 for fastening, and the pin shaft 8 penetrates through the sliding groove 3 and is connected with a power output shaft rod to provide reciprocating rotation power for the circular arc tooth knife 5. As shown in fig. 6 and 7, the present application sequentially passes through the fixing hole provided by the arc anti-wear sheet 7, the round tube supporting sleeve 9 and the fixing hole 4 provided by the arc tooth knife 1 through bolts, so as to firmly combine each part of the leaf cutting part, so as to fix the leaf cutting part on the mulberry leaf picking machine body panel 13, and the motor 11 drives the driving gear 12 to provide power. The structure can effectively reduce the vibration generated by the rapid reciprocating rotation of the integral leaf cutting part, in particular to the circular arc movable tooth knife 5, and the smaller the vibration is, the more beneficial to realizing efficient cutting.
Example 1
In this embodiment, the radius r1 of the arc inner circle of the arc movable tooth knife 5 is 13mm, the central angle α corresponding to the full arc length of the arc movable tooth knife 5 is 250 °, and a plurality of knife teeth 6 are vertically arranged along the arc; each cutter tooth 6 is an arc cutter tooth, the central angle beta corresponding to the arc length occupied by each cutter tooth is 40, and the tooth height h1 is 8mm. A plurality of cutter teeth 2 are also vertically arranged on the circular arc tooth-fixing cutter 1 along the circular arc, the radius r2 of the inner circle of the circular arc tooth-fixing cutter 1 is 10mm, the central angle gamma corresponding to the full arc length of the circular arc tooth-fixing cutter 1 is 270 degrees, and the central angle delta corresponding to the arc length occupied by each cutter tooth 2 is 8 degrees; the central angle eta corresponding to the interval arc length of two adjacent cutter teeth 2 is 10 degrees, and the tooth height h2 of the cutter teeth 2 is 10mm. Meanwhile, in order to improve the cutting effect, experiments prove that when the top of the cutter tooth 2 is higher than the top of the cutter tooth 6 by 2mm, the cutting effect on the mulberry leaf petiole can be improved. In this embodiment, the circular arc movable serrated knife 5 performs periodic reciprocating rotation relative to the circular arc fixed serrated knife 1, and the speed of the periodic reciprocating rotation is 700 reciprocating cycles per minute.
Example 2
In the embodiment, the radius r1 of the arc inner circle of the arc movable toothed cutter 5 is 18mm, the central angle alpha corresponding to the full arc length of the arc movable toothed cutter 5 is 264.8 degrees, and a plurality of cutter teeth 6 are vertically arranged along the arc; each cutter tooth 6 is an arc cutter tooth, the central angle beta corresponding to the arc length occupied by each cutter tooth is 44 degrees, and the tooth height h1 is 10.2mm. A plurality of cutter teeth 2 are also vertically arranged on the circular arc tooth-fixing cutter 1 along the circular arc, the radius r2 of the inner circle of the circular arc tooth-fixing cutter 1 is 16mm, the central angle gamma corresponding to the full arc length of the circular arc tooth-fixing cutter 1 is 285.5 degrees, and the central angle delta corresponding to the arc length occupied by each cutter tooth 2 is 13.5 degrees; the central angle eta corresponding to the interval arc length of two adjacent cutter teeth 2 is 15.5 degrees, and the tooth height h2 of the cutter teeth 2 is 13.5mm. Meanwhile, in order to improve the cutting effect, experiments prove that when the top of the cutter tooth 2 is higher than the top of the cutter tooth 6 by 2.9mm, the cutting effect on the mulberry leaf petiole can be remarkably improved. In this embodiment, the circular arc movable serrated knife 5 performs periodic reciprocating rotation relative to the circular arc fixed serrated knife 1, and the speed of the periodic reciprocating rotation is 900 reciprocation periods per minute.
Example 3
In the embodiment, the radius r1 of the arc inner circle of the arc movable toothed cutter 5 is 28mm, the central angle alpha corresponding to the full arc length of the arc movable toothed cutter 5 is 280 degrees, and a plurality of cutter teeth 6 are vertically arranged along the arc; each cutter tooth 6 is an arc cutter tooth, the central angle beta corresponding to the arc length occupied by each cutter tooth is 48 degrees, and the tooth height h1 is 14mm. A plurality of cutter teeth 2 are also vertically arranged on the circular arc tooth-fixing cutter 1 along the circular arc, the radius r2 of the inner circle of the circular arc tooth-fixing cutter 1 is 25mm, the central angle gamma corresponding to the full arc length of the circular arc tooth-fixing cutter 1 is 290 degrees, and the central angle delta corresponding to the arc length occupied by each cutter tooth 2 is 16 degrees; the central angle eta corresponding to the interval arc length of two adjacent cutter teeth 2 is 20 degrees, and the tooth height h2 of the cutter teeth 2 is 18mm. Meanwhile, in order to improve the cutting effect, experiments prove that when the top of the cutter tooth 2 is higher than the top of the cutter tooth 6 by 4mm, the cutting effect on the mulberry leaf petiole can be improved. In this embodiment, the circular arc movable serrated knife 5 performs periodic reciprocating rotation relative to the circular arc fixed serrated knife 1, and the speed of the periodic reciprocating rotation is 1000 reciprocating cycles per minute.
According to the application, the inclination of the blade parts of the cutter teeth 2 and the cutter teeth 6, the distance between the cutter teeth 2, the height and the proportion of the cutter teeth 6 are adjusted through numerous tests, and the matching adjustment on the relative reciprocating rotation speed of the circular arc movable tooth cutter 5 is matched, so that the matching parameter range used by the application is finally determined; by combining the structural design of the integral cutting component, the application finally realizes the remarkable reduction of the failure rate of the leaf cutting component, remarkably improves the cutting effect, has tidy cutting edges on the leaf stalks of mulberry leaves, rarely has the condition of continuous bark cutting, and has the advantages of high integral cutting speed, high efficiency and good using effect.
Claims (6)
1. Adopt high-efficient leaf part that cuts of mulberry leaf machine, move the tooth sword, the tooth sword is decided to the circular arc including the circular arc, the circular arc move the tooth sword with the circular arc decides to be equipped with the sword tooth perpendicularly along the circular arc on the tooth sword, the circular arc moves the tooth sword cover to on the tooth sword is decided to the circular arc, its characterized in that: the radius r1 of the arc inner circle of the arc movable tooth knife is 13-28 mm, and the central angle beta corresponding to the arc length occupied by each knife tooth on the arc movable tooth knife is 40-48 degrees; the radius r2 of the arc inner circle of the arc tooth-fixing knife is 10-25 mm, and the central angle delta corresponding to the arc length occupied by each knife tooth on the arc tooth-fixing knife is 8-16 degrees; the central angle eta corresponding to the distance between two adjacent cutter teeth on the circular arc tooth-fixing cutter is 10-20 degrees; the tooth height h1 of the cutter tooth of the circular arc movable tooth cutter is 8-14 mm; the tooth height h2 of the cutter tooth of the circular arc tooth-fixing cutter is 10-18 mm;
the top of the cutter tooth of the circular arc tooth-fixing cutter is 2-4 mm higher than the top of the cutter tooth of the circular arc tooth-moving cutter;
the central angle alpha corresponding to the full arc length of the arc movable tooth knife is 250-280 degrees; the central angle gamma corresponding to the full arc length of the circular arc tooth-fixing knife is 270-290 degrees.
2. The efficient mulberry leaf cutting assembly of claim 1, wherein: the circular arc movable tooth knife performs periodic reciprocating rotation relative to the circular arc fixed tooth knife, and the speed of the periodic reciprocating rotation is 700-1000 reciprocating cycles per minute.
3. The efficient mulberry leaf cutting assembly of claim 1, wherein: the cutter tooth height h1 of the circular arc movable tooth cutter is 10.2mm; the cutter tooth height h2 of the circular arc tooth-fixing cutter is 13.5mm.
4. The efficient mulberry leaf cutting assembly of claim 3, wherein: the radius r1 of the arc inner circle of the arc movable toothed knife is 18mm, and the central angle beta corresponding to the arc length occupied by each knife tooth on the arc movable toothed knife is 44 degrees.
5. The efficient mulberry leaf cutting assembly of claim 4, wherein: the radius r2 of the arc inner circle of the arc tooth-fixing knife is 16mm, and the central angle delta corresponding to the arc length occupied by each knife tooth on the arc tooth-fixing knife is 13.5 degrees; the central angle eta corresponding to the distance between two adjacent cutter teeth on the circular arc tooth-fixing cutter is 15.5 degrees.
6. The efficient mulberry leaf cutting assembly of claim 5, wherein: the circular arc movable tooth knife performs periodic reciprocating rotation relative to the circular arc fixed tooth knife, and the speed of the periodic reciprocating rotation is 900 reciprocating cycles per minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810097590.2A CN108337998B (en) | 2018-01-31 | 2018-01-31 | High-efficiency leaf cutting component of mulberry leaf picking machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810097590.2A CN108337998B (en) | 2018-01-31 | 2018-01-31 | High-efficiency leaf cutting component of mulberry leaf picking machine |
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| CN108337998A CN108337998A (en) | 2018-07-31 |
| CN108337998B true CN108337998B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810097590.2A Active CN108337998B (en) | 2018-01-31 | 2018-01-31 | High-efficiency leaf cutting component of mulberry leaf picking machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892102A (en) * | 2019-02-27 | 2019-06-18 | 靖西市秀美边城农业科技有限公司 | A kind of leaf plucker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10127135A (en) * | 1996-10-26 | 1998-05-19 | Yutaka Kanamaru | Mowing blade for bush cutter |
| CN204031837U (en) * | 2014-07-01 | 2014-12-24 | 皖西学院 | A kind of new type solar energy tea picking machine |
| CN104798535A (en) * | 2015-05-20 | 2015-07-29 | 韦相庆 | Leaf collecting machine |
| CN106489425A (en) * | 2016-11-30 | 2017-03-15 | 韦相庆 | A kind of portable mulberry leaf harvester |
| CN206791019U (en) * | 2017-06-21 | 2017-12-26 | 重庆市农业科学院 | A kind of tea picking machine for adjusting cutter tooth opening angle |
| CN208783252U (en) * | 2018-01-31 | 2019-04-26 | 柳州市金元机械制造有限公司 | Mulberry leaf harvester efficiently cuts leaf portion part |
-
2018
- 2018-01-31 CN CN201810097590.2A patent/CN108337998B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10127135A (en) * | 1996-10-26 | 1998-05-19 | Yutaka Kanamaru | Mowing blade for bush cutter |
| CN204031837U (en) * | 2014-07-01 | 2014-12-24 | 皖西学院 | A kind of new type solar energy tea picking machine |
| CN104798535A (en) * | 2015-05-20 | 2015-07-29 | 韦相庆 | Leaf collecting machine |
| CN106489425A (en) * | 2016-11-30 | 2017-03-15 | 韦相庆 | A kind of portable mulberry leaf harvester |
| CN206791019U (en) * | 2017-06-21 | 2017-12-26 | 重庆市农业科学院 | A kind of tea picking machine for adjusting cutter tooth opening angle |
| CN208783252U (en) * | 2018-01-31 | 2019-04-26 | 柳州市金元机械制造有限公司 | Mulberry leaf harvester efficiently cuts leaf portion part |
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| CN108337998A (en) | 2018-07-31 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Efficient leaf cutting components of mulberry picking machine Granted publication date: 20230829 Pledgee: China Minsheng Bank Co.,Ltd. Liuzhou Branch Pledgor: LIUZHOU JINYUAN MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2024980004661 |
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Granted publication date: 20230829 Pledgee: China Minsheng Bank Co.,Ltd. Liuzhou Branch Pledgor: LIUZHOU JINYUAN MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2024980004661 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Efficient leaf cutting components of mulberry picking machine Granted publication date: 20230829 Pledgee: China Minsheng Bank Co.,Ltd. Liuzhou Branch Pledgor: LIUZHOU JINYUAN MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2024980011336 |