CN205093095U - Rotary cultivator tool magazine mechanism - Google Patents
Rotary cultivator tool magazine mechanism Download PDFInfo
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- CN205093095U CN205093095U CN201520859656.9U CN201520859656U CN205093095U CN 205093095 U CN205093095 U CN 205093095U CN 201520859656 U CN201520859656 U CN 201520859656U CN 205093095 U CN205093095 U CN 205093095U
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- blade
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- concave part
- tool rest
- face portion
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Abstract
The utility model discloses a rotary cultivator tool magazine mechanism, including the disc blade holder, is provided with the through -hole in the middle of the disc blade holder, through this through -hole disc blade holder suit on rotary tiller shaft, the disc blade holder is provided with the recess that a plurality of is used for the cartridge blade along circumference, contained angle between recess and disc blade holder radial is the acute angle, and the installation angle between radial is the acute angle to the blade for the disc blade holder promptly, the utility model discloses technical scheme has ensured that rotary cultivator tool magazine mechanism has non -maintaining function, has ensured rotary cultivator tool magazine mechanism's ultra -long life.
Description
Technical field
The utility model relates to agriculture rotovator technical field, particularly a kind of rotary plow tool box mechanism.
Background technology
At present, in prior art, rotary plow tool box great majority are the short flat tube of square-section, one end of short flat tube is the rectangle mouth of pipe, the other end of short flat tube is circular arc, the sidewall of short flat tube is provided with the through hole can wearing bolt, circular arc one end of rotary plow tool box can be welded on rotary tiller shaft, the rectangle mouth of pipe of the rotary plow tool box other end can be used for inserting Rotary tillage blade, then with bolt, Rotary tillage blade is fixed on rotary tillage tool magazine, this rotary plow tool box is arranged on rotary tiller shaft after needing multiple short flat tube welding combination, its complex structure, production cost is high, because short flat tube adopts the rectangle mouth of pipe, can select that fixing blade is installed single, the handle of a knife of blade must be straight, when rotovator operation, because moment is comparatively large, the pad welding the rotary plow tool box that short flat tube combines easily is absolved, and easily stress concentrates damage blade, cause rotary plow tool box to damage, more easily cause the blade of blade to fracture, affect normal rotary tillage process.Also have and use flange directly to carry out bolt fixed blade; stress all concentrates on fixing bolt; main stress concentration point is defined for blade screw; be easy to the blade screw when rotary tillage process damage, thus cause blade to be scrapped, affect normal rotary tillage process; also blade is easily caused to come off when operation farmland; other blades understand rotary tillage usually to the blade come off, and the blade that one on cutter shaft is enclosed all is damaged, and security flaw is more remarkable.There is the rotary blade of prior art easily occurring corrosion phenomenon through the operation of weak saline land again, greatly have impact on the service life of rotovator.
Utility model content
For solving the problem, the purpose of this utility model is to provide that a kind of structure is simple, production cost is low, the rotary plow tool box mechanism of long service life.
The technical solution realizing the utility model object is: a kind of rotary plow tool box mechanism, comprises disc tool rest, is provided with through hole, is sleeved on rotary tiller shaft by this perforated disc shape tool rest in the middle of disc tool rest; Disc tool rest is circumferentially provided with several grooves for plug-in mounting blade, and the angle between the radial direction of described groove and disc tool rest is acute angle, and namely blade is acute angle relative to the setting angle between disc tool rest radial direction.
Preferably, described acute angle is 40 ° ~ 55 °, and the quantity of described groove is 3 or 4.
Preferably, described acute angle is 42 °.
Preferably, described disc tool rest comprises face portion, lower face portion and concave part, described upper face portion is connected along by the uniform concave part of annular with the neighboring in lower face portion, described upper face portion, the interior volume of lower face portion and concave part parcel is hollow-core construction, the center in described upper face portion and lower face portion is equipped with the through hole closed with rotary tiller shaft diameter compatible, described upper face portion and surface, lower face portion are provided with annular boss portion around through hole, described upper face portion, groove is formed between lower face portion and adjoining concave part, corresponding position is respectively provided with fixing hole for upper face portion between described groove with annular boss portion and lower face portion, described each blade is bending, each blade is divided into three sections, wherein first paragraph is shank section, second segment is blade portion, 3rd section is cutter head portion, and described each blade is provided with installing hole at shank section place, and the width in described cutter head portion is greater than the width in blade portion, described shank section is plugged in groove and is fixed on fixing hole by described installing hole, and described shank section contacts with the inwall of adjoining two concave part, described concave part, groove are all identical with the quantity of blade, and the blade portion of described blade and the slip cutting angle in cutter head portion are 45 ° ~ 89 °.
Preferably, described concave part comprises concave part inwall and concave part outer wall, described concave part inwall comprises first and faces directly and face directly with second, first faces directly and is connected in second and faces directly, and first faces directly and is longer than second and faces directly, described first left surface facing the handle of a knife being contacted with blade directly, second faces the right flank of handle of a knife being contacted with left side another blade adjacent directly, described concave part outer wall comprises the first cambered surface, transition cambered surface, face directly outward and the second cambered surface, described outer facing directly is parallel to described first and faces directly, described first cambered surface and the second cambered surface are all positioned at the most outer of disc tool rest circumferentially, described outer facing directly is connected to the second cambered surface, second cambered surface is connected to first and faces directly, second faces directly and is connected to the first cambered surface, first cambered surface is connected to transition cambered surface, transition cambered surface is connected to outer facing directly.
Preferably, described shank section, blade portion, cutter head portion are integrated, whole blade adopts disposable casting to form, described blade adopts cast iron or stainless steel to make, the slip cutting angle in the cutter head portion of described blade is 84 °, the surface spraying of described blade has hard alloy wear resistance resistant material coating, and described coating layer thickness is 2mm.
Preferably, hard alloy wear resistance resistant material coating is WC-9Ni-0.57Cr coating.
Preferably, described disc tool rest adopts disposable casting to form, and described disc tool rest adopts cast iron or stainless steel to make, and described disc tool rest surfaces externally and internally is coated with antifouling paint, and described antifouling paint is also provided with acid-alkali salt corrosion-inhibiting coating.
Preferably, described acid-alkali salt corrosion-inhibiting coating adopts the SWD9005 mining equiment special polyureas wear-and corrosion-resistant protective coating of U.S. SWD polyurethane company, and its thickness is 0.1 ~ 1mm.
Preferably, the installing hole of described blade adopts 316L material bolt to be fixedly installed on fixing hole.
The utility model compared with prior art, its remarkable advantage: the utility model rotary plow tool box mechanism is because set bolt is by the effect of rotary tillage dynamics, and blade mounting holes is not easily damaged, improves the service life of blade mounting holes; Adopt the disc tool rest of disposable casting, its structure is simple, and adopts hollow-core construction to greatly reduce production cost, and the structure of concave part enhances the structural strength of disc tool rest, and when rotovator operation, rotary plow tool box mechanism stable is reliable; The utility model rotary plow tool box mechanism adopts annular boss, allows contact surface between disc tool rest and rotary tiller shaft increase, more reliable and more stable when making the operation of rotary plow tool box mechanism; The extended line of handle of a knife and the radial direction of disc tool rest are 42 ° of angles, the shank section of rake angle effectively alleviates the camber in blade portion, thus improve the resistance to stress intensity in blade portion, blade portion is avoided easily to fracture, the manufacture difficulty of blade reduces, and alleviate the load-bearing burden in blade portion, eliminate the stress concentration point of For Rotary Tiller Blade, under the prerequisite not changing blade slip cutting angle, shearing force that cutter bears reduces greatly, the stressed axial force changed into along blade transmission during operation, cutter is not easily broken yet thus; What is more important, now the structural strength of disc tool rest is maximum, can bear maximum effect of stress, and in destructive comparative trial, cutter life improves more than 5 times than the service life of universal cutter, and the elimination of blade concentrated stress makes itself and disc tool rest same life-span; Blade portion slip cutting angle is 60 °, cutter head portion 23 slip cutting angle is 84 °, not only reduces the power consumption of rotovator, and when making blade enter cultivated mud can by cultivated mud backward parallel getting rid of throw, avoid cultivated mud to follow blade and turn round and round, thus reach the optimal balance point of power consumption and rotary tillage dynamics; The WC-9Ni-0.57Cr coating of the super thickness of 2mm ensures that blade has superpower antiseptic power, has super anti abrasive performance especially, adapts to condition operation more when having acid, salt, the operation of alkali ground; Disc tool rest surfaces externally and internally is coated with antifouling paint, antifouling paint is also provided with the SWD9005 mining equiment special polyureas wear-and corrosion-resistant protective coating of SWD polyurethane company of the U.S., achieve disc tool rest and can adapt to more farmland environment than common coating, and the cost performance reaching the best of barrier propterty; In sum, technical solutions of the utility model ultimate guarantee rotary plow tool box mechanism has non-maintaining function, has ensured the extra long life of rotary plow tool box mechanism.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model rotary plow tool box mechanism.
Fig. 2 is the vertical view of disc tool rest in the utility model rotary plow tool box mechanism.
Fig. 3 is the cutaway view along A-A line in the utility model Fig. 2.
Fig. 4 is the enlarged drawing in B region in the utility model Fig. 3.
Fig. 5 is the structural representation of the utility model blade.
Fig. 6 is the vertical view of the utility model blade.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Fig. 1 ~ Fig. 6, a kind of rotary plow tool box mechanism, comprises disc tool rest 1, is provided with through hole 3, is sleeved on rotary tiller shaft by this through hole 3 disc tool rest 1 in the middle of disc tool rest 1; Disc tool rest 1 is circumferentially provided with 4 grooves 5 for plug-in mounting blade 2, angle between described groove 5 and the radial direction of disc tool rest 1 is 42 °, namely blade 2 is 42 ° relative to the setting angle between disc tool rest 1 radial direction, in other words, the handle of a knife of blade is inserted in this groove, the extended line of handle of a knife departs from the central point of through hole, and the extended line of handle of a knife and the radial direction of disc tool rest 1 are 42 ° of angles.Described disc tool rest 1 comprises face portion 11, lower face portion 12 and concave part 13, described upper face portion 11 is connected along by the uniform concave part 13 of annular with the neighboring in lower face portion 12, described upper face portion 11, the interior volume that lower face portion 12 and concave part 13 are wrapped up is hollow-core construction, the center in described upper face portion 11 and lower face portion 12 is equipped with the through hole 3 closed with rotary tiller shaft diameter compatible, described upper face portion 11 and surface, lower face portion 12 are provided with annular boss portion 4 around through hole 3 place, described upper face portion 11, groove 5 is formed between lower face portion 12 and adjoining concave part 13, the position that described groove 5 is corresponding with the upper face portion between annular boss portion 4 and lower face portion is respectively provided with fixing hole 6, described each blade 2 is in bending, each blade 2 is divided into three sections, wherein first paragraph is shank section 21, second segment is blade portion 22,3rd section is cutter head portion 23, and described each blade 2 is provided with installing hole 24 at shank section 21 place, and the width in described cutter head portion 23 is greater than the width in blade portion 22, described shank section 21 is plugged in groove 5 and adopts 316L material bolt to be fixed on fixing hole 6 by described installing hole 24, and described shank section 21 contacts with the inwall of adjoining two concave part 13, described concave part 13, groove 5 are all identical with the quantity of blade 2, and the slip cutting angle in the blade portion 22 of described blade 2 is 60 °, and the slip cutting angle in cutter head portion 23 is 84 °.Described shank section 21, blade portion 22, cutter head portion 23 are integrated, and whole blade 2 adopts disposable iron casting to form, and the surface spraying of described blade 2 has WC-9Ni-0.57Cr coating, and described coating layer thickness is 2mm.
Described concave part 13 comprises concave part inwall and concave part outer wall, described concave part inwall comprises first and faces 131 and second directly and face 132 directly, first faces 131 directly is connected in second and faces 132 directly, and first faces 131 directly and is longer than second and faces 132 directly, described first faces the left surface that 131 are contacted with the handle of a knife of blade directly, second faces the right flank that 132 are contacted with the handle of a knife of left side another blade adjacent directly, described concave part outer wall comprises the first cambered surface 133, transition cambered surface 134, face 135 and second cambered surface 136 outward directly, describedly outer face 135 directly and be parallel to described first and face 131 directly, described first cambered surface 133 and the second cambered surface 136 are all positioned at the most outer of disc tool rest circumferentially, face 135 directly outside described and be connected to the second cambered surface 136, second cambered surface 136 is connected to first and faces 131 directly, second faces 132 directly is connected to the first cambered surface 133, first cambered surface 133 is connected to transition cambered surface 134, 135 are faced directly outside transition cambered surface 134 is connected to.Described disc tool rest 1 adopts disposable casting to form, described disc tool rest adopts cast iron to make, described disc tool rest surfaces externally and internally is coated with antifouling paint, described antifouling paint is also provided with acid-alkali salt corrosion-inhibiting coating, described acid-alkali salt corrosion-inhibiting coating adopts the SWD9005 mining equiment special polyureas wear-and corrosion-resistant protective coating of U.S. SWD polyurethane company, and its thickness is 0.5mm.
The utility model rotary plow tool box mechanism, blade 2 is plugged in groove 5, shank section 21 is just in time faced 131 directly with first and is contacted, also face 132 directly with second of another concave part 13 to contact, when tool magazine rotary work, stress all concentrates between shank section and groove 5 simultaneously, 316L material bolt is not by the effect of rotary tillage dynamics, only do not drop out from groove for fixed blade, therefore installing hole 24 is not easily damaged, improves the service life of blade mounting holes.The utility model rotary plow tool box mechanism adopts the disc tool rest of disposable casting, its structure is simple, and adopt hollow-core construction to greatly reduce production cost, and the structure of concave part enhances the structural strength of disc tool rest, when rotovator operation, rotary plow tool box mechanism stable is reliable; Rotary plow tool box mechanism of the present invention adopts annular boss, allows contact surface between disc tool rest and rotary tiller shaft increase, more reliable and more stable when making the operation of rotary plow tool box mechanism.
The utility model rotary plow tool box mechanism, the extended line of handle of a knife and the radial direction of disc tool rest 1 are 42 ° of angles, the shank section of rake angle effectively alleviates the camber in blade portion, thus improve the resistance to stress intensity in blade portion, blade portion is avoided easily to fracture, the manufacture difficulty of blade reduces, and alleviate the load-bearing burden in blade portion, eliminate the stress concentration point of For Rotary Tiller Blade, the utility model is under the prerequisite not changing blade slip cutting angle, shearing force that cutter bears reduces greatly, the stressed axial force changed into along blade transmission during operation, cutter is not easily broken yet thus, when the extended line of handle of a knife and the radial direction of disc tool rest 1 are 42 ° of angles, what is more important, now the structural strength of disc tool rest is maximum, maximum effect of stress can be born, and in destructive comparative trial, cutter life of the present utility model improves more than 5 times than the service life of universal cutter, and the elimination of blade concentrated stress makes itself and disc tool rest same life-span.
The slip cutting angle in blade portion 22 is 60 °, the slip cutting angle in cutter head portion 23 is 84 °, not only reduce the power consumption of rotovator, and when making blade enter cultivated mud can by cultivated mud backward parallel getting rid of throw, avoid cultivated mud to follow blade and turn round and round, thus reach the optimal balance point of power consumption and rotary tillage dynamics; The WC-9Ni-0.57Cr coating of 2mm thickness ensures that blade has superpower antiseptic power, and the super thickness of 2mm has super anti abrasive performance especially, adapts to condition operation more when having acid, salt, the operation of alkali ground; Disc tool rest surfaces externally and internally is coated with antifouling paint, described antifouling paint is also provided with acid-alkali salt corrosion-inhibiting coating, described acid-alkali salt corrosion-inhibiting coating adopts the SWD9005 mining equiment special polyureas wear-and corrosion-resistant protective coating of U.S. SWD polyurethane company, achieve disc tool rest and can adapt to more farmland environment than common coating, and the cost performance reaching the best of barrier propterty; In sum, technical solutions of the utility model ultimate guarantee rotary plow tool box mechanism has non-maintaining function, has ensured the extra long life of rotary plow tool box mechanism.Wherein, blade slip cutting angle refers to the angle between the normal of any point on blade curve and this movement velocity direction.
Except the above embodiments, other embodiments do not stated also should within protection domain of the present utility model.Specific embodiment as herein described is only to the explanation for example of the utility model spirit, this practical information person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.Although be described through specific term herein, but do not get rid of the possibility using other terms, use these terms to be only used to describe and explain essence of the present utility model easily, the restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a rotary plow tool box mechanism, it is characterized in that, comprise disc tool rest (1), be provided with through hole (3) in the middle of disc tool rest (1), be sleeved on rotary tiller shaft by this through hole (3) disc tool rest (1); Disc tool rest (1) is circumferentially provided with several grooves for plug-in mounting blade (2) (5), angle between the radial direction of described groove (5) and disc tool rest (1) is acute angle, and namely blade (2) is acute angle relative to the setting angle between disc tool rest (1) radial direction.
2. a kind of rotary plow tool box mechanism according to claim 1, is characterized in that, described acute angle is 40 ° ~ 55 °, and the quantity of described groove (5) is 3 or 4.
3. a kind of rotary plow tool box mechanism according to claim 2, is characterized in that, described acute angle is 42 °.
4. a kind of rotary plow tool box mechanism according to claim 1, it is characterized in that, described disc tool rest (1) comprises face portion (11), lower face portion (12) and concave part (13), described upper face portion (11) is connected along by the uniform concave part (13) of annular with the neighboring of lower face portion (12), described upper face portion (11), the interior volume that lower face portion (12) and concave part (13) are wrapped up is hollow-core construction, the center in described upper face portion (11) and lower face portion (12) is equipped with the through hole (3) closed with rotary tiller shaft diameter compatible, described upper face portion (11) and surface, lower face portion (12) are provided with annular boss portion (4) around through hole (3) place, described upper face portion (11), groove (5) is formed between lower face portion (12) and adjoining concave part (13), corresponding position is respectively provided with fixing hole (6) for upper face portion between described groove (5) with annular boss portion (4) and lower face portion, described each blade (2) is in bending, each blade (2) is divided into three sections, wherein first paragraph is shank section (21), second segment is blade portion (22), 3rd section is cutter head portion (23), described each blade (2) is provided with installing hole (24) at shank section (21) place, the width of described cutter head portion (23) is greater than the width of blade portion (22), described shank section (21) is plugged in groove (5) and is fixed on fixing hole (6) by described installing hole (24), described shank section (21) contacts with the inwall of adjoining two concave part (13), described concave part (13), groove (5) are all identical with the quantity of blade (2), and the blade portion (22) of described blade (2) and the slip cutting angle of cutter head portion (23) are 45 ° ~ 89 °.
5. a kind of rotary plow tool box mechanism according to claim 4, it is characterized in that, described concave part (13) comprises concave part inwall and concave part outer wall, described concave part inwall comprises first and faces (131) and second directly and face directly (132), first faces (131) directly is connected in second and faces directly (132), and first faces (131) directly and is longer than second and faces directly (132), described first faces the left surface that (131) are contacted with the handle of a knife of blade directly, second faces the right flank that (132) are contacted with the handle of a knife of left side another blade adjacent directly, described concave part outer wall comprises the first cambered surface (133), transition cambered surface (134), face (135) and the second cambered surface (136) outward directly, described outer face directly (135) are parallel to described first and face directly (131), described first cambered surface (133) and the second cambered surface (136) are all positioned at the most outer of disc tool rest circumferentially, face (135) directly outside described and be connected to the second cambered surface (136), second cambered surface (136) is connected to first and faces directly (131), second faces (132) directly is connected to the first cambered surface (133), first cambered surface (133) is connected to transition cambered surface (134), transition cambered surface (134) is connected to outer facing directly (135).
6. a kind of rotary plow tool box mechanism according to claim 4, it is characterized in that, described shank section (21), blade portion (22), cutter head portion (23) are integrated, whole blade (2) adopts disposable casting to form, described blade adopts cast iron or stainless steel to make, the slip cutting angle in the cutter head portion (23) of described blade (2) is 84 °, the surface spraying of described blade (2) has hard alloy wear resistance resistant material coating, and described coating layer thickness is 2mm.
7. a kind of rotary plow tool box mechanism according to claim 6, is characterized in that, hard alloy wear resistance resistant material coating is WC-9Ni-0.57Cr coating.
8. a kind of rotary plow tool box mechanism according to claim 4, it is characterized in that, described disc tool rest (1) adopts disposable casting to form, described disc tool rest adopts cast iron or stainless steel to make, described disc tool rest surfaces externally and internally is coated with antifouling paint, and described antifouling paint is also provided with acid-alkali salt corrosion-inhibiting coating.
9. a kind of rotary plow tool box mechanism according to claim 8, is characterized in that, described acid-alkali salt corrosion-inhibiting coating adopts the SWD9005 mining equiment special polyureas wear-and corrosion-resistant protective coating of U.S. SWD polyurethane company, and its thickness is 0.1 ~ 1mm.
10. a kind of rotary plow tool box mechanism according to claim 4, is characterized in that, the installing hole (24) of described blade adopts 316L material bolt to be fixedly installed on fixing hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859656.9U CN205093095U (en) | 2015-10-23 | 2015-10-23 | Rotary cultivator tool magazine mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859656.9U CN205093095U (en) | 2015-10-23 | 2015-10-23 | Rotary cultivator tool magazine mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205093095U true CN205093095U (en) | 2016-03-23 |
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ID=55508906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520859656.9U Withdrawn - After Issue CN205093095U (en) | 2015-10-23 | 2015-10-23 | Rotary cultivator tool magazine mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205093095U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105230155A (en) * | 2015-10-23 | 2016-01-13 | 泰州职业技术学院 | Rotary cultivator tool magazine mechanism |
| CN107615932A (en) * | 2017-10-28 | 2018-01-23 | 浙江华莎驰机械有限公司 | A kind of tooth head of agricultural machinery |
| CN107637205A (en) * | 2017-11-01 | 2018-01-30 | 梁嘉慧 | A kind of new cultivator |
| CN109729764A (en) * | 2019-02-18 | 2019-05-10 | 安徽省阜阳市盛大机械有限公司 | A kind of energy-saving rotary tillage machine |
-
2015
- 2015-10-23 CN CN201520859656.9U patent/CN205093095U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105230155A (en) * | 2015-10-23 | 2016-01-13 | 泰州职业技术学院 | Rotary cultivator tool magazine mechanism |
| CN105230155B (en) * | 2015-10-23 | 2017-08-25 | 泰州职业技术学院 | A kind of rotary plow tool box mechanism |
| CN107615932A (en) * | 2017-10-28 | 2018-01-23 | 浙江华莎驰机械有限公司 | A kind of tooth head of agricultural machinery |
| CN107637205A (en) * | 2017-11-01 | 2018-01-30 | 梁嘉慧 | A kind of new cultivator |
| CN109729764A (en) * | 2019-02-18 | 2019-05-10 | 安徽省阜阳市盛大机械有限公司 | A kind of energy-saving rotary tillage machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160323 Effective date of abandoning: 20170825 |
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| AV01 | Patent right actively abandoned |